/* ===================================================================
   PAGEFPT CLIENT MOBILE-FIRST STYLESHEET
   Aesthetics: Rich Modern Telecom, Frosted Glass, High CRO Focus
   =================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-family-base);
  font-size: 16px; /* Base 16px to prevent iOS Safari auto-zoom */
  color: var(--text-primary);
  background-color: var(--bg-app);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  line-height: var(--line-height-normal);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(76px + var(--safe-bottom)); /* Clearance for sticky bottom bar */
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: var(--font-size-base);
  color: inherit;
  border: none;
  outline: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: var(--max-width-desktop);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.container-narrow {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* ===================================================================
   HEADER & NAVIGATION
   =================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-subtle);
  height: 64px;
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.brand-badge {
  background: linear-gradient(135deg, var(--color-primary), #FF8A3D);
  color: #fff;
  font-weight: var(--font-weight-extrabold);
  font-size: 1.15rem;
  letter-spacing: -0.5px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 4px;
}

.brand-badge .telecom-sub {
  font-size: 0.65rem;
  background: rgba(0, 0, 0, 0.2);
  padding: 2px 4px;
  border-radius: 3px;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.5px;
}

/* ===================================================================
   FPT 3-COLOR ANIMATED BRAND BADGE
   =================================================================== */
.fpt-animated-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: rgba(15, 23, 42, 0.88);
  padding: 4px 8px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: transform var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
  user-select: none;
}

.fpt-animated-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(242, 111, 33, 0.25);
}

.fpt-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  font-weight: 900;
  font-size: 0.95rem;
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* FPT 3 Brand Colors */
.fpt-letter-f {
  background: linear-gradient(135deg, #0284C7, #0068FF);
}

.fpt-letter-p {
  background: linear-gradient(135deg, #F26F21, #FF7A29);
}

.fpt-letter-t {
  background: linear-gradient(135deg, #10B981, #059669);
}

.fpt-animated-badge .telecom-sub {
  font-size: 0.65rem;
  background: rgba(255, 255, 255, 0.12);
  color: #E2E8F0;
  padding: 3px 6px;
  border-radius: 4px;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.5px;
  margin-left: 3px;
}

/* Animation Style 1: Lượn Sóng (Wave) */
.fpt-anim-wave .fpt-letter-f {
  animation: fptLetterWave 2.8s ease-in-out infinite 0s;
}
.fpt-anim-wave .fpt-letter-p {
  animation: fptLetterWave 2.8s ease-in-out infinite 0.25s;
}
.fpt-anim-wave .fpt-letter-t {
  animation: fptLetterWave 2.8s ease-in-out infinite 0.5s;
}

@keyframes fptLetterWave {
  0%, 100% {
    transform: translateY(0) scale(1);
  }
  30% {
    transform: translateY(-4px) scale(1.08);
  }
  60% {
    transform: translateY(1px) scale(0.98);
  }
}

/* Animation Style 2: Nhún Nhảy (Bounce) */
.fpt-anim-bounce .fpt-letter-f {
  animation: fptLetterBounce 2s cubic-bezier(0.28, 0.84, 0.42, 1) infinite 0s;
}
.fpt-anim-bounce .fpt-letter-p {
  animation: fptLetterBounce 2s cubic-bezier(0.28, 0.84, 0.42, 1) infinite 0.2s;
}
.fpt-anim-bounce .fpt-letter-t {
  animation: fptLetterBounce 2s cubic-bezier(0.28, 0.84, 0.42, 1) infinite 0.4s;
}

@keyframes fptLetterBounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-6px); }
  60% { transform: translateY(-2px); }
}

/* Animation Style 3: Lướt Sáng (Glow / Shimmer) */
.fpt-anim-glow .fpt-letter-f {
  animation: fptLetterGlow 2.5s ease-in-out infinite 0s;
}
.fpt-anim-glow .fpt-letter-p {
  animation: fptLetterGlow 2.5s ease-in-out infinite 0.3s;
}
.fpt-anim-glow .fpt-letter-t {
  animation: fptLetterGlow 2.5s ease-in-out infinite 0.6s;
}

@keyframes fptLetterGlow {
  0%, 100% {
    filter: brightness(1) drop-shadow(0 0 0 rgba(255,255,255,0));
    transform: scale(1);
  }
  50% {
    filter: brightness(1.25) drop-shadow(0 0 6px rgba(255,255,255,0.7));
    transform: scale(1.06);
  }
}

/* Disabled State */
.fpt-anim-disabled .fpt-letter {
  animation: none !important;
}

.portal-title {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
  display: none;
}

@media (min-width: 1280px) {
  .portal-title {
    display: block;
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.region-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface-muted);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 5px 10px;
  font-size: 0.72rem;
  font-weight: var(--font-weight-semibold);
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all var(--duration-fast) ease;
}

.region-pill:hover {
  background: var(--color-primary-subtle);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.region-dot {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.6);
}

.btn-header-call {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--color-secondary-subtle);
  color: var(--color-secondary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) ease;
}

.btn-header-call:hover {
  background: var(--color-secondary);
  color: #fff;
}

/* ===================================================================
   HERO SECTION
   =================================================================== */
.hero-section {
  position: relative;
  padding: var(--space-8) 0 var(--space-10);
  background: radial-gradient(120% 80% at 50% 0%, #FFF3EB 0%, #F8FAFC 70%);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
}

.hero-content {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-subtle);
  border: 1px solid rgba(242, 111, 33, 0.3);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.hero-title {
  font-size: 1.85rem;
  font-weight: var(--font-weight-extrabold);
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  letter-spacing: -0.5px;
}

.hero-title span.highlight {
  background: linear-gradient(135deg, var(--color-primary), #E05A10);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
}

.hero-cta-box {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

@media (min-width: 480px) {
  .hero-cta-box {
    flex-direction: row;
    justify-content: center;
  }
}

.btn-primary-hero {
  background: linear-gradient(135deg, var(--color-primary), #FF7A29);
  color: #fff;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px var(--color-primary-glow);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--duration-fast) var(--ease-snappy);
}

.btn-primary-hero:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--color-primary-glow);
}

.btn-primary-hero:active {
  transform: translateY(0);
}

.btn-secondary-hero {
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  padding: 14px 24px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--duration-fast) ease;
}

.btn-secondary-hero:hover {
  background: var(--bg-surface-muted);
  border-color: var(--text-secondary);
}

/* Hero Key Badges */
.hero-badges-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2) var(--space-4);
}

.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
}

.hero-badge-item svg {
  color: var(--color-success);
}

/* ===================================================================
   REGION SELECTION BAR
   =================================================================== */
.region-bar-section {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--space-4) 0;
}

.region-bar-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  background: var(--bg-surface-muted);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
}

@media (min-width: 640px) {
  .region-bar-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.region-bar-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
}

.region-select-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.region-select {
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  cursor: pointer;
  min-width: 180px;
}

.region-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.region-price-notice {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-style: italic;
}

/* ===================================================================
   PLAN SEGMENT TABS
   =================================================================== */
.segment-tabs-wrap {
  margin: var(--space-8) 0 var(--space-6);
  display: flex;
  justify-content: center;
}

.segment-tabs {
  display: flex;
  background: var(--bg-surface-muted);
  padding: 4px;
  border-radius: var(--radius-full);
  gap: 4px;
  overflow-x: auto;
  max-width: 100%;
}

.segment-tab-btn {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-secondary);
  background: transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--duration-fast) ease;
}

.segment-tab-btn.active {
  background: var(--bg-surface);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

/* ===================================================================
   3D HORIZONTAL PLANS SLIDER & FLIP CARDS SYSTEM
   =================================================================== */
.plans-3d-stage {
  position: relative;
  width: 100%;
  margin-bottom: var(--space-12);
}

.plans-slider-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  padding: 0 var(--space-2);
}

.plans-slider-hint {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.plans-slider-hint svg {
  color: var(--color-primary);
}

.plans-slider-arrows {
  display: flex;
  align-items: center;
  gap: 8px;
}

.plans-slider-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-strong);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-fast) ease;
}

.plans-slider-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  transform: scale(1.05);
}

.plans-slider-btn:active {
  transform: scale(0.95);
}

/* 3D Track */
.plans-3d-track {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-6) var(--space-2) var(--space-8);
  perspective: 1400px;
  position: relative;
  max-width: 1160px;
  margin: 0 auto;
  overflow: visible;
  transition: all var(--duration-normal) ease;
}

.plans-3d-track.grabbing {
  cursor: grabbing;
  user-select: none;
}

/* When <= 3 cards visible, center them nicely */
.plans-3d-stage:not(.slider-active-3d) .plans-3d-track {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  overflow-x: visible;
}

/* ===================================================================
   3-CARD MULTITASKING CAROUSEL (THẺ ĐA NHIỆM)
   - Only 3 primary cards visible: Left (is-prev), Center (is-center), Right (is-next)
   - Center card ZOOM IN (scale 1.08, z-index 10, brand glow)
   - Lướt sáng (Light Sheen Sweep) animation when scrolling / switching cards
   =================================================================== */
.plans-3d-stage.multitask-mode .plans-3d-track {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-6);
  min-height: 570px;
  overflow: visible;
}

/* 3D Card Wrapper */
.plan-card-3d-wrapper {
  flex: 0 0 320px;
  max-width: 340px;
  min-height: 520px;
  perspective: 1200px;
  position: relative;
  border-radius: var(--radius-xl);
  transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1),
              opacity 0.35s ease,
              box-shadow 0.35s ease,
              filter 0.35s ease;
  will-change: transform, opacity;
}

@media (max-width: 380px) {
  .plan-card-3d-wrapper {
    flex: 0 0 290px;
  }
}

/* Center Card in Multitask Mode: ZOOM IN & Elevated */
.plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-center {
  transform: scale(1.08) translateZ(40px);
  z-index: 10;
  opacity: 1;
  filter: none;
  box-shadow: none; /* Tránh tạo viền vuông bên ngoài */
}

/* Viền nổi bật ôm sát bo tròn 20px vào thẻ (mặt trước & mặt sau) */
.plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-center .card-face-front,
.plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-center .card-face-back {
  border: 2.5px solid var(--color-primary) !important;
  box-shadow: 0 20px 48px rgba(242, 111, 33, 0.22), 0 4px 16px rgba(0, 0, 0, 0.08);
}

/* Side Cards in Multitask Mode (Left & Right) */
.plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-prev {
  transform: scale(0.9) perspective(1000px) rotateY(12deg) translateZ(-25px);
  opacity: 0.72;
  filter: brightness(0.92);
  z-index: 4;
  cursor: pointer;
}

.plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-prev:hover {
  opacity: 0.95;
  transform: scale(0.93) perspective(1000px) rotateY(6deg) translateZ(-10px);
}

.plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-next {
  transform: scale(0.9) perspective(1000px) rotateY(-12deg) translateZ(-25px);
  opacity: 0.72;
  filter: brightness(0.92);
  z-index: 4;
  cursor: pointer;
}

.plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-next:hover {
  opacity: 0.95;
  transform: scale(0.93) perspective(1000px) rotateY(-6deg) translateZ(-10px);
}

/* Strictly Hide other cards so that ONLY 3 MAIN CARDS ARE DISPLAYED */
.plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-hidden {
  display: none !important;
}

/* Responsive adjustment for Mobile screens */
@media (max-width: 768px) {
  .plans-3d-stage.multitask-mode .plans-3d-track {
    gap: 8px;
    padding: var(--space-4) 0 var(--space-6);
  }

  .plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-center {
    flex: 0 0 280px;
    transform: scale(1.03) translateZ(20px);
  }

  .plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-prev {
    flex: 0 0 35px;
    overflow: hidden;
    transform: scale(0.82) rotateY(16deg) translateZ(-30px);
    opacity: 0.4;
  }

  .plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-next {
    flex: 0 0 35px;
    overflow: hidden;
    transform: scale(0.82) rotateY(-16deg) translateZ(-30px);
    opacity: 0.4;
  }
}

.plan-card-3d-inner {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-xl);
  transform-style: preserve-3d;
  transition: transform 0.65s cubic-bezier(0.34, 1.2, 0.64, 1);
}

.plan-card-3d-inner.flipped {
  transform: rotateY(180deg);
}

/* Card Faces */
.card-face {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  box-sizing: border-box;
}

/* Front Face & Lướt Sáng (Light Sheen Sweep) */
.card-face-front {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-subtle);
  transform: rotateY(0deg);
  position: relative;
  overflow: visible; /* Giúp Tag Badge nhô lên trọn vẹn, không bị cắt xén */
}

/* Light Sheen Streak ("Lướt Sáng") - bao bọc ôm khít góc bo tròn 20px */
.card-light-streak {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  overflow: hidden;
  pointer-events: none;
  z-index: 5;
}

.card-light-streak::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -140%;
  width: 75%;
  height: 200%;
  background: linear-gradient(
    105deg,
    transparent 0%,
    rgba(255, 255, 255, 0.05) 15%,
    rgba(255, 255, 255, 0.65) 45%,
    rgba(255, 255, 255, 0.95) 50%,
    rgba(255, 255, 255, 0.65) 55%,
    rgba(255, 255, 255, 0.05) 85%,
    transparent 100%
  );
  transform: skewX(-20deg);
  pointer-events: none;
  opacity: 0;
}

/* Sweep shine animation on active card or hover */
.plan-card-3d-wrapper.is-center.sweep-light .card-light-streak::before,
.plan-card-3d-wrapper.is-center:hover .card-light-streak::before {
  opacity: 1;
  animation: cardLightStreakSweep 0.9s cubic-bezier(0.2, 0.8, 0.25, 1) forwards;
}

@keyframes cardLightStreakSweep {
  0% {
    left: -140%;
    opacity: 0.85;
  }
  100% {
    left: 180%;
    opacity: 0;
  }
}

.plan-card-3d-wrapper.featured .card-face-front,
.plan-card-3d-wrapper.featured .card-face-back {
  border-color: var(--color-primary);
  box-shadow: 0 10px 30px var(--color-primary-glow);
}

/* Back Face (3D Flip Back) */
.card-face-back {
  background: linear-gradient(145deg, #0B192C 0%, #172554 100%);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  transform: rotateY(180deg);
  justify-content: space-between;
}

/* Tag Badges: Cơ bản, Phổ biến nhất, Khuyên dùng, Premium, VIP */
.plan-tag-badge {
  position: absolute;
  top: -12px;
  right: var(--space-5);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  z-index: 10;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}

.badge-basic {
  background: #E0F2FE;
  color: #0369A1;
  border: 1px solid #BAE6FD;
}

.badge-popular {
  background: linear-gradient(135deg, #F26F21, #FF8A3D);
  color: #fff;
  box-shadow: 0 4px 12px rgba(242, 111, 33, 0.4);
}

.badge-recommended {
  background: #ECFDF5;
  color: #059669;
  border: 1px solid #A7F3D0;
}

.badge-premium {
  background: linear-gradient(135deg, #7C3AED, #A855F7);
  color: #fff;
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.35);
}

.badge-vip {
  background: linear-gradient(135deg, #B45309, #F59E0B);
  color: #fff;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

/* 3D Flip Trigger Buttons */
.btn-flip-trigger {
  background: rgba(242, 111, 33, 0.08);
  border: 1px dashed var(--color-primary);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  padding: 7px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--duration-fast) ease;
  margin-top: 4px;
}

.btn-flip-trigger:hover {
  background: var(--color-primary);
  color: #fff;
  border-style: solid;
}

.btn-flip-back-trigger {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #CBD5E1;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--duration-fast) ease;
  width: 100%;
}

.btn-flip-back-trigger:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

/* Back Face Content Styles */
.back-face-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-4);
}

.back-face-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 2px;
}

.back-face-subtitle {
  font-size: 0.72rem;
  color: #94A3B8;
}

.plan-back-specs-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4) 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.75rem;
}

.back-spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
}

.back-spec-label {
  color: #94A3B8;
}

.back-spec-val {
  font-weight: 700;
  color: #F8FAFC;
  text-align: right;
}

/* Mobile responsive elements hidden on desktop */
.flip-text-mobile,
.compare-text-mobile,
.back-text-mobile,
.hint-mobile,
.mobile-slider-nav-btn {
  display: none;
}

/* Dots Indicator */
.plans-slider-dots-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.plans-slider-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.plans-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border-strong);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.plans-dot.active {
  width: 24px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
}

.plans-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

@media (min-width: 640px) {
  .plans-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .plans-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.plan-card {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  transition: all var(--duration-normal) var(--ease-snappy);
  box-shadow: var(--shadow-xs);
}

.plan-card:hover {
  transform: translateY(-4px);
  border-color: rgba(242, 111, 33, 0.4);
  box-shadow: var(--shadow-lg);
}

.plan-card.featured {
  border: 2px solid var(--color-primary);
  box-shadow: 0 8px 24px -4px var(--color-primary-glow);
}

.plan-featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary), #FF7A29);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  padding: 3px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px var(--color-primary-glow);
}

.plan-header {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
}

.plan-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-1);
}

.plan-name {
  font-size: 1.35rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.plan-speed-badge {
  background: var(--color-secondary-subtle);
  color: var(--color-secondary);
  font-weight: var(--font-weight-extrabold);
  font-size: var(--font-size-sm);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.plan-target {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* Pricing Display */
.plan-price-box {
  margin-bottom: var(--space-4);
}

.plan-price-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.plan-price-currency {
  font-size: 1.15rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.plan-price-amount {
  font-size: 2.15rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  line-height: 1;
}

.plan-price-period {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.plan-price-note {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 4px;
}

/* Features List */
.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  flex-grow: 1;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.plan-feature-item svg {
  color: var(--color-success);
  flex-shrink: 0;
  margin-top: 2px;
}

.plan-feature-item strong {
  color: var(--text-primary);
}

/* Card Actions */
.plan-card-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: auto;
}

.btn-select-plan {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-base);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--duration-fast) ease;
}

.btn-select-plan.primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 12px var(--color-primary-glow);
}

.btn-select-plan.primary:hover {
  background: var(--color-primary-hover);
}

.btn-select-plan.outline {
  background: var(--bg-surface-muted);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.btn-select-plan.outline:hover {
  background: var(--color-primary-subtle);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-compare-toggle {
  background: transparent;
  color: var(--text-muted);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.btn-compare-toggle:hover {
  color: var(--color-primary);
}

/* ===================================================================
   INTERACTIVE QUIZ BANNER
   =================================================================== */
.quiz-banner {
  background: linear-gradient(135deg, #0B192C 0%, #1E3A8A 100%);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  margin-bottom: var(--space-12);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.quiz-banner::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(242, 111, 33, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.quiz-badge {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.quiz-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-2);
}

.quiz-desc {
  font-size: var(--font-size-sm);
  color: #CBD5E1;
  max-width: 500px;
  margin-bottom: var(--space-6);
}

.btn-start-quiz {
  background: var(--color-primary);
  color: #fff;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-base);
  padding: 12px 28px;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px var(--color-primary-glow);
  transition: all var(--duration-fast) ease;
}

.btn-start-quiz:hover {
  background: var(--color-primary-hover);
  transform: scale(1.03);
}

/* ===================================================================
   INSTALLATION PROCESS 4-STEP
   =================================================================== */
.section-heading {
  text-align: center;
  margin-bottom: var(--space-8);
}

.section-title {
  font-size: 1.65rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.section-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto;
}

.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

@media (min-width: 640px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  position: relative;
  box-shadow: var(--shadow-xs);
}

.process-step-num {
  width: 32px;
  height: 32px;
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  font-weight: var(--font-weight-extrabold);
  font-size: var(--font-size-sm);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
}

.process-card-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.process-card-desc {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  line-height: var(--line-height-normal);
}

/* ===================================================================
   FAQ ACCORDION
   =================================================================== */
.faq-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 720px;
  margin: 0 auto var(--space-12);
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--duration-fast) ease;
}

.faq-item.open {
  border-color: var(--color-primary);
}

.faq-question {
  width: 100%;
  padding: var(--space-4);
  text-align: left;
  background: transparent;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.faq-icon {
  transition: transform var(--duration-normal) var(--ease-snappy);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 var(--space-4) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-3);
}

.faq-item.open .faq-answer {
  display: block;
  animation: fadeIn var(--duration-normal) ease;
}

/* ===================================================================
   FOOTER & LEGAL DISCLAIMER
   =================================================================== */
/* ===================================================================
   FOOTER & LEGAL DISCLAIMER (CORPORATE MULTI-COLUMN)
   =================================================================== */
.site-footer {
  background: #08111F;
  color: #94A3B8;
  padding: var(--space-12) 0 var(--space-8);
  font-size: var(--font-size-xs);
  line-height: var(--line-height-normal);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

@media (max-width: 640px) {
  .site-footer {
    padding-bottom: calc(var(--space-8) + 76px);
  }
}

.footer-columns-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

@media (min-width: 640px) {
  .footer-columns-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .footer-columns-grid {
    grid-template-columns: 1.25fr 1fr 1fr 1.35fr;
    gap: var(--space-8);
  }
}

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-col-title {
  color: #FFFFFF;
  font-size: 0.92rem;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-4);
  position: relative;
  padding-bottom: 8px;
}

.footer-col-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.footer-col-desc {
  font-size: 0.8rem;
  color: #94A3B8;
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.78rem;
  color: #CBD5E1;
}

.footer-contact-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.f-label {
  display: block;
  font-size: 0.7rem;
  color: #64748B;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 2px;
}

.f-val {
  color: #E2E8F0;
  font-weight: 500;
}

.f-val-highlight {
  color: #FF8A3D;
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
}

.f-val-highlight:hover {
  text-decoration: underline;
}

.footer-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-list li a {
  color: #94A3B8;
  text-decoration: none;
  font-size: 0.82rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--duration-fast) ease;
}

.footer-links-list li a:hover {
  color: #FFFFFF;
  transform: translateX(4px);
}

.footer-branches-box {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.branch-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
}

.branch-region-tag {
  display: inline-block;
  background: rgba(242, 111, 33, 0.2);
  color: #FF8A3D;
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 3px;
  margin-bottom: 4px;
}

.branch-addr {
  font-size: 0.72rem;
  color: #CBD5E1;
  line-height: 1.4;
  margin: 0;
}

.branch-time-note {
  font-size: 0.72rem;
  color: #64748B;
  margin-top: 4px;
}

.footer-disclaimer-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-8);
}

.disclaimer-header {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #E2E8F0;
  font-size: 0.8rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 6px;
}

.disclaimer-header svg {
  color: var(--color-primary);
}

.disclaimer-text {
  font-size: 0.72rem;
  color: #64748B;
  line-height: 1.6;
  margin: 0;
}

.footer-bottom-bar {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom-bar {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.copyright-text {
  font-size: 0.72rem;
  color: #64748B;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.72rem;
  color: #64748B;
}

.legal-sublink {
  color: #94A3B8;
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.legal-sublink:hover {
  color: #FFFFFF;
}

.legal-separator {
  color: #475569;
}

.ssl-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(16, 185, 129, 0.1);
  color: #34D399;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.68rem;
  font-weight: 600;
}

/* ===================================================================
   STICKY BOTTOM BAR (MOBILE-FIRST) & FLOATING CORNER (DESKTOP)
   =================================================================== */
.sticky-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background: var(--bg-glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-2) var(--space-4) calc(var(--space-2) + var(--safe-bottom));
  display: flex;
  align-items: center;
  gap: var(--space-2);
  box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.08);
  transition: all var(--duration-normal) cubic-bezier(0.34, 1.2, 0.64, 1);
}

.btn-sticky-action {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-height: var(--min-touch-target);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  position: relative;
  transition: all var(--duration-fast) ease;
  text-decoration: none;
}

.btn-sticky-call {
  flex: 0 0 72px;
  background: var(--color-secondary-subtle);
  color: var(--color-secondary);
}

.btn-sticky-zalo {
  flex: 0 0 72px;
  background: #E8F5E9;
  color: #2E7D32;
}

.btn-sticky-submit {
  flex: 2;
  background: linear-gradient(135deg, var(--color-primary), #FF7A29);
  color: #fff;
  font-size: var(--font-size-sm);
  flex-direction: row;
  gap: 8px;
  box-shadow: 0 2px 10px var(--color-primary-glow);
}

.btn-sticky-submit:active {
  transform: scale(0.98);
}

/* Tooltip ẩn trên Mobile */
.sticky-tooltip {
  display: none;
}

/* Chấm xanh trực tuyến 24/7 */
.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: liveDotPulse 1.8s infinite;
  display: inline-block;
  flex-shrink: 0;
}

@keyframes liveDotPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

/* Chuông rung điện thoại nhẹ nhàng */
.phone-wiggle {
  animation: phoneWiggleAnim 2.8s ease-in-out infinite;
  transform-origin: center;
}

@keyframes phoneWiggleAnim {
  0%, 70%, 100% {
    transform: rotate(0deg) scale(1);
  }
  74% {
    transform: rotate(-16deg) scale(1.12);
  }
  78% {
    transform: rotate(16deg) scale(1.12);
  }
  82% {
    transform: rotate(-12deg) scale(1.12);
  }
  86% {
    transform: rotate(12deg) scale(1.12);
  }
  90% {
    transform: rotate(0deg) scale(1);
  }
}

/* ===================================================================
   GIAO DIỆN MÁY TÍNH: CHUYỂN THÀNH ICON NỔI Ở GÓC MÀN HÌNH (DESKTOP)
   Tạo hiệu ứng thu hút: Sóng xung kích, Bồng bềnh, Tooltip kính mờ
   =================================================================== */
@media (min-width: 768px) {
  .sticky-bottom-bar {
    left: auto;
    right: 32px;
    bottom: 32px;
    width: auto;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    box-shadow: none;
    padding: 0;
    flex-direction: column-reverse;
    align-items: flex-end;
    gap: 16px;
    pointer-events: none;
    z-index: 999;
  }

  .btn-sticky-action {
    pointer-events: auto;
    flex: initial;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
  }

  /* Nút Hotline (Gọi ngay) - Icon tròn nổi bật với Sóng xung kích (Ripple Ring) */
  .btn-sticky-call {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: linear-gradient(135deg, #F26F21, #FF8A3D);
    color: #fff;
    box-shadow: 0 10px 28px rgba(242, 111, 33, 0.45);
    border: 2px solid rgba(255, 255, 255, 0.9);
  }

  .btn-sticky-call .btn-sticky-text {
    display: none;
  }

  .btn-sticky-call:hover {
    transform: scale(1.12);
    box-shadow: 0 14px 34px rgba(242, 111, 33, 0.55);
  }

  /* Sóng xung kích tỏa tròn quanh Hotline */
  .btn-sticky-call .ripple-ring {
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid #F26F21;
    opacity: 0.8;
    animation: pulseRippleRing 2.2s cubic-bezier(0.15, 0.85, 0.35, 1) infinite;
    pointer-events: none;
  }

  @keyframes pulseRippleRing {
    0% {
      transform: scale(0.9);
      opacity: 0.85;
    }
    50% {
      opacity: 0.4;
    }
    100% {
      transform: scale(1.45);
      opacity: 0;
    }
  }

  /* Nút Zalo - Icon tròn xanh Zalo bồng bềnh */
  .btn-sticky-zalo {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0068FF, #0084FF);
    color: #fff;
    box-shadow: 0 8px 24px rgba(0, 104, 255, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.9);
    animation: floatGentle 3.5s ease-in-out infinite;
  }

  .btn-sticky-zalo .btn-sticky-text {
    display: none;
  }

  .btn-sticky-zalo:hover {
    transform: scale(1.12) translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 104, 255, 0.55);
    animation-play-state: paused;
  }

  @keyframes floatGentle {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-5px);
    }
  }

  /* Nút Nhận Tư Vấn Gói Phù Hợp - Dạng Capsule Viên Thuốc Sang Trọng */
  .btn-sticky-submit {
    height: 48px;
    padding: 0 20px;
    border-radius: 9999px;
    background: linear-gradient(135deg, #0B192C, #1E3A8A);
    color: #fff;
    font-size: 0.88rem;
    font-weight: 700;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 30px rgba(11, 25, 44, 0.35);
  }

  .btn-sticky-submit:hover {
    transform: translateY(-3px) scale(1.03);
    background: linear-gradient(135deg, #1E3A8A, #2563EB);
    box-shadow: 0 14px 36px rgba(37, 99, 235, 0.4);
  }

  /* Tooltip kính mờ (Glassmorphism Tooltip) trượt ra từ bên trái khi hover */
  .sticky-tooltip {
    display: block;
    position: absolute;
    right: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%) translateX(10px);
    background: rgba(15, 23, 42, 0.92);
    color: #FFFFFF;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 7px 14px;
    border-radius: var(--radius-md);
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.22s ease, transform 0.22s cubic-bezier(0.34, 1.2, 0.64, 1), visibility 0.22s;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1000;
  }

  /* Mũi tên tam giác chỉ về icon */
  .sticky-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border-width: 5px;
    border-style: solid;
    border-color: transparent transparent transparent rgba(15, 23, 42, 0.92);
  }

  .btn-sticky-action:hover .sticky-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
  }
}

/* ===================================================================
   BOTTOM SHEET MODAL (MOBILE FORM)
   =================================================================== */
.bottom-sheet-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) ease;
}

.bottom-sheet-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.bottom-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 201;
  background: var(--bg-surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  box-shadow: var(--shadow-xl);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform var(--duration-normal) var(--ease-snappy);
  overflow: hidden;
}

.bottom-sheet-backdrop.active .bottom-sheet {
  transform: translateY(0);
}

@media (min-width: 640px) {
  .bottom-sheet {
    max-width: 480px;
    left: 50%;
    transform: translate(-50%, 100%);
    border-radius: var(--radius-xl);
    bottom: var(--space-8);
  }
  .bottom-sheet-backdrop.active .bottom-sheet {
    transform: translate(-50%, 0);
  }
}

.bottom-sheet-drag-handle {
  width: 40px;
  height: 4px;
  background: var(--border-strong);
  border-radius: var(--radius-full);
  margin: var(--space-3) auto var(--space-2);
  cursor: grab;
}

.bottom-sheet-header {
  padding: 0 var(--space-5) var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

.bottom-sheet-title {
  font-size: 1.15rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.btn-close-sheet {
  background: var(--bg-surface-muted);
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.bottom-sheet-body {
  padding: var(--space-5);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* Form Controls */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.form-label span.req {
  color: var(--color-danger);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  transition: all var(--duration-fast) ease;
}

.form-select {
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.form-input.error {
  border-color: var(--color-danger);
  background: var(--color-danger-subtle);
}

.form-error-msg {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: 4px;
  display: none;
}

.form-input.error + .form-error-msg {
  display: block;
}

/* Selected Plan Pill in Form */
.selected-plan-summary {
  background: var(--color-primary-subtle);
  border: 1px solid rgba(242, 111, 33, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.selected-plan-summary .plan-info {
  display: flex;
  flex-direction: column;
}

.selected-plan-summary .p-name {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
}

.selected-plan-summary .p-fee {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.btn-change-plan {
  background: transparent;
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-decoration: underline;
  cursor: pointer;
}

/* Privacy & Consent */
.consent-box {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  line-height: var(--line-height-normal);
  margin-bottom: var(--space-5);
}

.consent-box input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

/* Honeypot field (hidden from real users, tricks bots) */
.hp-field {
  display: none !important;
  visibility: hidden !important;
  position: absolute !important;
  left: -9999px !important;
}

/* Submit Action Button */
.btn-submit-lead {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--color-primary), #FF7A29);
  color: #fff;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 16px var(--color-primary-glow);
  transition: all var(--duration-fast) ease;
}

.btn-submit-lead:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

/* ===================================================================
   CONFIRMATION / RECEIPT MODAL
   =================================================================== */
.receipt-card {
  text-align: center;
  padding: var(--space-4) 0;
}

.receipt-icon-wrap {
  width: 64px;
  height: 64px;
  background: var(--color-success-subtle);
  color: var(--color-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  box-shadow: 0 0 0 8px rgba(16, 185, 129, 0.15);
}

.receipt-title {
  font-size: 1.4rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.receipt-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
}

.receipt-id-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface-muted);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-6);
}

.sla-notice-box {
  background: var(--color-primary-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-6);
}

.receipt-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* ===================================================================
   TOAST NOTIFICATION COMPONENT
   =================================================================== */
.toast-container {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  min-width: 280px;
  max-width: 380px;
  animation: fadeIn var(--duration-fast) ease;
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.error {
  border-left: 4px solid var(--color-danger);
}

/* ===================================================================
   TOP UTILITY BAR (FPT.VN STYLE)
   =================================================================== */
.top-utility-bar {
  background: #0B192C;
  color: #94A3B8;
  font-size: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: none;
}

@media (min-width: 900px) {
  .top-utility-bar {
    display: block;
  }
}

.top-utility-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 36px;
}

.utility-segment-tabs {
  display: flex;
  height: 100%;
}

.utility-tab {
  display: flex;
  align-items: center;
  padding: 0 16px;
  font-weight: var(--font-weight-semibold);
  color: #94A3B8;
  transition: all var(--duration-fast) ease;
  border-bottom: 2px solid transparent;
}

.utility-tab.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  border-bottom-color: var(--color-primary);
}

.utility-tab:hover {
  color: #fff;
}

.utility-right-links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.utility-link {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #CBD5E1;
  transition: color var(--duration-fast) ease;
}

.utility-link:hover {
  color: var(--color-primary);
}

/* ===================================================================
   MAIN NAVBAR & MEGA MENU DROPDOWNS (FPT.VN STYLE)
   =================================================================== */
.main-nav-desktop {
  display: none;
  align-items: center;
  gap: 2px;
  height: 100%;
  flex-shrink: 0;
}

@media (min-width: 1024px) {
  .main-nav-desktop {
    display: flex;
  }
}

.nav-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 0 8px;
  height: 100%;
  font-weight: 600;
  font-size: 0.83rem;
  color: var(--text-primary);
  background: transparent;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1;
  text-decoration: none;
  transition: color var(--duration-fast) ease;
  border-bottom: 2px solid transparent;
}

.nav-item:hover .nav-link-btn,
.nav-item.active .nav-link-btn {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav-link-btn svg.chevron {
  transition: transform var(--duration-normal) var(--ease-snappy);
}

.nav-item:hover .nav-link-btn svg.chevron {
  transform: rotate(180deg);
}

/* Mega Menu Container */
.mega-menu {
  position: absolute;
  top: 100%;
  left: -120px;
  width: 780px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--duration-normal) var(--ease-snappy);
  pointer-events: none;
  z-index: 150;
}

.nav-item:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.mega-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr) 220px;
  gap: var(--space-5);
}

.mega-col-title {
  font-size: 0.75rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-1);
  border-bottom: 1px solid var(--border-subtle);
}

.mega-links-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mega-link-item {
  display: flex;
  flex-direction: column;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) ease;
}

.mega-link-item:hover {
  background: var(--color-primary-subtle);
}

.mega-link-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.mega-link-item:hover .mega-link-title {
  color: var(--color-primary);
}

.mega-link-desc {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.mega-promo-box {
  background: linear-gradient(135deg, #0B192C, #1E3A8A);
  color: #fff;
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
}

.mega-promo-badge {
  background: var(--color-primary);
  color: #fff;
  font-size: 0.65rem;
  font-weight: var(--font-weight-extrabold);
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  display: inline-block;
  margin-bottom: var(--space-2);
}

.mega-promo-title {
  font-size: 0.95rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-1);
}

.mega-promo-desc {
  font-size: 0.75rem;
  color: #CBD5E1;
  margin-bottom: var(--space-3);
}

/* Mobile Hamburger Toggle */
.btn-mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface-muted);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
}

@media (min-width: 1024px) {
  .btn-mobile-menu-toggle {
    display: none;
  }
}

/* Mobile Off-canvas Navigation Drawer */
.mobile-nav-drawer {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 250;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-normal) ease;
}

.mobile-nav-drawer.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-panel {
  width: 82%;
  max-width: 320px;
  height: 100%;
  background: var(--bg-surface);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-snappy);
  overflow-y: auto;
}

.mobile-nav-drawer.active .mobile-nav-panel {
  transform: translateX(0);
}

.mobile-nav-header {
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mobile-accordion-btn {
  width: 100%;
  padding: 10px 12px;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.mobile-accordion-btn:hover {
  background: var(--bg-surface-muted);
}

.mobile-accordion-content {
  display: none;
  padding: var(--space-1) var(--space-3) var(--space-2);
  flex-direction: column;
  gap: var(--space-2);
}

.mobile-accordion-content.open {
  display: flex;
}

.mobile-sublink {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  padding: 6px 8px;
  border-radius: var(--radius-xs);
}

.mobile-sublink:hover {
  color: var(--color-primary);
  background: var(--color-primary-subtle);
}

/* ===================================================================
   HERO ADVERTISING CAROUSEL / SLIDER (FPT.VN STYLE)
   =================================================================== */
.hero-carousel-section {
  position: relative;
  background: #0B192C;
  overflow: hidden;
}

.carousel-container {
  position: relative;
  width: 100%;
  min-height: 480px;
}

@media (min-width: 768px) {
  .carousel-container {
    min-height: 520px;
  }
}

.carousel-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s ease-in-out, transform 0.6s var(--ease-snappy);
  transform: scale(0.98);
  pointer-events: none;
}

.carousel-slide.active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
  pointer-events: auto;
}

/* Slide themes */
.slide-bg-1 {
  background: radial-gradient(circle at 75% 30%, #E05A10 0%, #0B192C 75%);
}

.slide-bg-2 {
  background: radial-gradient(circle at 75% 30%, #0284C7 0%, #0B192C 75%);
}

.slide-bg-3 {
  background: radial-gradient(circle at 75% 30%, #059669 0%, #0B192C 75%);
}

.slide-bg-4 {
  background: radial-gradient(circle at 75% 30%, #7C3AED 0%, #0B192C 75%);
}

.slide-content-grid {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-8) 0;
  width: 100%;
}

@media (min-width: 840px) {
  .slide-content-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.slide-text-box {
  color: #fff;
}

.slide-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.slide-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-3);
  letter-spacing: -0.5px;
}

@media (min-width: 640px) {
  .slide-title {
    font-size: 2.6rem;
  }
}

.slide-desc {
  font-size: var(--font-size-base);
  color: #E2E8F0;
  line-height: 1.6;
  margin-bottom: var(--space-6);
  max-width: 540px;
}

.slide-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.slide-visual-card {
  display: none;
  align-items: center;
  justify-content: center;
  position: relative;
}

@media (min-width: 840px) {
  .slide-visual-card {
    display: flex;
  }
}

.visual-graphic-box {
  width: 320px;
  height: 320px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  position: relative;
}

/* Slider Controls (Prev / Next Buttons & Indicators) */
.carousel-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--duration-fast) ease;
}

.carousel-nav-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.carousel-prev {
  left: var(--space-4);
}

.carousel-next {
  right: var(--space-4);
}

@media (max-width: 640px) {
  .carousel-nav-btn {
    width: 34px;
    height: 34px;
    top: auto;
    bottom: var(--space-2);
    transform: none;
    z-index: 15;
    background: rgba(15, 23, 42, 0.5);
  }
  .carousel-prev {
    left: var(--space-2);
  }
  .carousel-next {
    right: var(--space-2);
  }
}

.carousel-indicators {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.carousel-dot.active {
  width: 28px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
}

/* ===================================================================
   QUICK UTILITIES SHORTCUTS BAR (FPT.VN STYLE)
   =================================================================== */
.quick-utilities-section {
  position: relative;
  z-index: 25;
  margin-top: -36px;
  margin-bottom: var(--space-6);
  padding: 0 var(--space-3);
}

.quick-utilities-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  padding: var(--space-3) var(--space-4);
  backdrop-filter: blur(12px);
}

.quick-utilities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
}

@media (min-width: 640px) {
  .quick-utilities-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
  }
}

@media (min-width: 1024px) {
  .quick-utilities-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-4);
  }
}

.utility-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  text-decoration: none;
  background: var(--bg-surface);
  border: 1px solid transparent;
  transition: all var(--duration-fast) ease;
  min-height: 54px;
}

.utility-item:hover,
.utility-item:focus-visible {
  background: var(--bg-surface-muted);
  border-color: var(--border-subtle);
  transform: translateY(-2px);
}

.utility-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--duration-fast) ease;
}

.utility-item:hover .utility-icon-box {
  transform: scale(1.08);
}

.utility-text {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.utility-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  line-height: 1.25;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.utility-subtitle {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.2;
}

/* ===================================================================
   CASCADING REGIONS SELECTOR (2 COMBOBOXES: VÙNG MIỀN → 63 TỈNH THÀNH)
   =================================================================== */
.region-cascading-section {
  margin-bottom: var(--space-8);
  padding: 0 var(--space-3);
}

.region-cascading-card {
  background: linear-gradient(135deg, #FFFFFF 0%, #F8FAFC 100%);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  position: relative;
  overflow: hidden;
}

.region-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.region-header-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.region-header-text {
  flex-grow: 1;
}

.region-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
  line-height: 1.3;
}

.region-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

.region-combobox-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

@media (min-width: 640px) {
  .region-combobox-grid {
    grid-template-columns: 1fr 1.2fr auto;
    align-items: flex-end;
  }
}

.combobox-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.combobox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.label-step {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.combobox-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.fpt-select-custom {
  width: 100%;
  height: 48px;
  padding: 0 40px 0 14px;
  background: #FFFFFF;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.fpt-select-custom:hover {
  border-color: var(--color-primary);
}

.fpt-select-custom:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.select-chevron {
  position: absolute;
  right: 14px;
  pointer-events: none;
  color: var(--text-muted);
}

.combobox-cta {
  display: flex;
}

.btn-region-inquiry {
  width: 100%;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #D85A12 100%);
  color: #fff;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  padding: 0 var(--space-5);
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  border: none;
  white-space: nowrap;
  box-shadow: 0 4px 14px var(--color-primary-glow);
  transition: all var(--duration-fast) ease;
}

.btn-region-inquiry:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px var(--color-primary-glow);
}

.btn-region-inquiry:active {
  transform: translateY(0);
}

.region-card-footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-3);
  border-top: 1px dashed var(--border-subtle);
}

@media (min-width: 640px) {
  .region-card-footer {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.active-province-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16, 185, 129, 0.1);
  color: #065F46;
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: var(--font-weight-medium);
}

.region-tax-note {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ===================================================================
   PROMOTIONS SPECIAL DEALS (ƯU ĐÃI ĐẶC QUYỀN 2026)
   =================================================================== */
.promotions-section {
  margin-bottom: var(--space-12);
  padding: 0 var(--space-3);
}

.promotions-banner-card {
  background: radial-gradient(circle at 88% 18%, rgba(242, 111, 33, 0.22) 0%, transparent 48%),
              linear-gradient(145deg, #0B192C 0%, #0F172A 50%, #1E293B 100%);
  color: #fff;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: var(--space-8) var(--space-6);
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.promotions-banner-card::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(242, 111, 33, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.promo-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(242, 111, 33, 0.2);
  border: 1.5px solid rgba(242, 111, 33, 0.5);
  color: #FF8A3D;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-3);
}

.promo-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: var(--space-2);
  line-height: 1.25;
}

@media (min-width: 640px) {
  .promo-title {
    font-size: 2.1rem;
  }
}

.promo-desc {
  font-size: 0.92rem;
  color: #CBD5E1;
  max-width: 650px;
  margin-bottom: var(--space-6);
  line-height: 1.55;
}

/* 4 Thẻ Quyền Lợi Bo Góc Rõ Ràng (18px) & Đầy Đủ Chi Tiết */
.promo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

@media (min-width: 580px) {
  .promo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .promo-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.promo-item {
  position: relative;
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 18px;
  padding: 24px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.35s cubic-bezier(0.34, 1.2, 0.64, 1);
  overflow: hidden;
}

.promo-item:hover {
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.13) 0%, rgba(255, 255, 255, 0.04) 100%);
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
}

.promo-item-gift:hover {
  border-color: rgba(242, 111, 33, 0.6);
}

.promo-item-wifi:hover {
  border-color: rgba(56, 189, 248, 0.6);
}

.promo-item-speed:hover {
  border-color: rgba(251, 191, 36, 0.6);
}

.promo-item-play:hover {
  border-color: rgba(52, 211, 153, 0.6);
}

/* Badge Tag Góc Phải Thẻ */
.promo-badge-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 0.66rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 3px 8px;
  border-radius: 6px;
}

.promo-item-gift .promo-badge-tag {
  background: rgba(242, 111, 33, 0.2);
  color: #FF8A3D;
  border: 1px solid rgba(242, 111, 33, 0.4);
}

.promo-item-wifi .promo-badge-tag {
  background: rgba(56, 189, 248, 0.2);
  color: #38BDF8;
  border: 1px solid rgba(56, 189, 248, 0.4);
}

.promo-item-speed .promo-badge-tag {
  background: rgba(251, 191, 36, 0.2);
  color: #FBBF24;
  border: 1px solid rgba(251, 191, 36, 0.4);
}

.promo-item-play .promo-badge-tag {
  background: rgba(52, 211, 153, 0.2);
  color: #34D399;
  border: 1px solid rgba(52, 211, 153, 0.4);
}

/* Khung Hình Minh Họa SVG Bo Góc Rõ Ràng (14px) */
.promo-illus {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.25);
  transition: transform 0.3s ease;
}

.promo-item:hover .promo-illus {
  transform: scale(1.08) rotate(2deg);
}

.promo-illus-gift {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.25), rgba(249, 115, 22, 0.35));
  border: 1px solid rgba(249, 115, 22, 0.5);
}

.promo-illus-wifi {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.25), rgba(99, 102, 241, 0.35));
  border: 1px solid rgba(56, 189, 248, 0.5);
}

.promo-illus-speed {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.25), rgba(234, 179, 8, 0.35));
  border: 1px solid rgba(234, 179, 8, 0.5);
}

.promo-illus-play {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.25), rgba(6, 182, 212, 0.35));
  border: 1px solid rgba(16, 185, 129, 0.5);
}

/* Nội Dung Chữ Thẻ Quyền Lợi */
.promo-item-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.promo-item-title {
  font-size: 0.98rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.3;
}

.promo-item-sub {
  font-size: 0.78rem;
  color: #94A3B8;
  line-height: 1.35;
}

.promo-item-perk {
  margin-top: 4px;
  font-size: 0.74rem;
  font-weight: 700;
  color: #34D399;
}

/* Khối Chính Sách Cam Kết FPT Telecom Bo Góc Rõ Ràng (16px) */
.promo-policies-container {
  margin-top: var(--space-4);
  margin-bottom: var(--space-6);
  background: rgba(15, 23, 42, 0.65);
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 16px 20px;
}

.promo-policies-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.74rem;
  font-weight: 800;
  color: #FF8A3D;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 12px;
}

.promo-policies-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 640px) {
  .promo-policies-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .promo-policies-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.promo-policy-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 10px 12px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  transition: all 0.2s ease;
}

.promo-policy-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.promo-policy-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  line-height: 1.2;
}

.promo-policy-info strong {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.25;
}

.promo-policy-info span {
  display: block;
  font-size: 0.7rem;
  color: #94A3B8;
  line-height: 1.25;
  margin-top: 2px;
}

/* Nút Bấm Khối Ưu Đãi */
.promo-cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.btn-promo-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-primary), #FF7A29);
  color: #FFFFFF;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 13px 26px;
  border-radius: 12px;
  border: none;
  box-shadow: 0 6px 20px var(--color-primary-glow);
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
}

.btn-promo-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(242, 111, 33, 0.45);
}

.btn-promo-hotline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  color: #FFFFFF !important;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 13px 24px;
  border-radius: 12px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-promo-hotline:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.7);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

/* ===================================================================
   FPT ECOSYSTEM SHOWCASE (HỆ SINH THÁI FPT TELECOM)
   =================================================================== */
.ecosystem-section {
  margin-bottom: var(--space-12);
  padding: 0 var(--space-3);
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-2);
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .ecosystem-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .ecosystem-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.ecosystem-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  transition: all var(--duration-fast) ease;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
}

.ecosystem-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
}

.ecosystem-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.ecosystem-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ecosystem-tag {
  font-size: 0.7rem;
  font-weight: var(--font-weight-bold);
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
}

.ecosystem-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.ecosystem-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.ecosystem-perks {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4) 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ecosystem-perks li {
  font-size: 0.78rem;
  color: var(--text-primary);
  position: relative;
  padding-left: 16px;
  line-height: 1.4;
}

.ecosystem-perks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #10B981;
  font-weight: bold;
}

.ecosystem-action {
  margin-top: auto;
}

.btn-ecosystem-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-decoration: none;
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: gap var(--duration-fast) ease;
}

/* ===================================================================
   PROMOTIONAL RUNLINE MARQUEE TICKER (DÒNG CHẠY QUẢNG CÁO NGÀY)
   =================================================================== */
:root {
  --runline-duration: 28s;
}

.promo-runline-wrapper {
  background: linear-gradient(90deg, #070D18 0%, #0F172A 50%, #070D18 100%);
  border-top: 1px solid rgba(242, 111, 33, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #F8FAFC;
  font-size: 0.82rem;
  padding: 8px 0;
  overflow: hidden;
  position: relative;
  z-index: 95;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
  transition: all var(--duration-normal) ease;
}

.promo-runline-wrapper.is-hidden {
  display: none !important;
}

.promo-runline-inner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  position: relative;
}

.runline-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(242, 111, 33, 0.15);
  border: 1px solid rgba(242, 111, 33, 0.4);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}

.runline-pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #EF4444;
  border-radius: 50%;
  box-shadow: 0 0 8px #EF4444;
  animation: pulseDot 1.5s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.runline-badge-title {
  font-weight: 800;
  font-size: 0.72rem;
  color: #FF8A3D;
  letter-spacing: 0.5px;
}

.runline-date {
  font-size: 0.75rem;
  color: #94A3B8;
  font-weight: 600;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
  padding-left: 8px;
}

.runline-marquee-track {
  flex: 1;
  overflow: hidden;
  position: relative;
  white-space: nowrap;
  mask-image: linear-gradient(to right, transparent, black 2%, black 98%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 2%, black 98%, transparent);
}

.runline-marquee-content {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  will-change: transform;
  animation: marqueeLoop var(--runline-duration) linear infinite;
}

.runline-marquee-track:hover .runline-marquee-content,
.promo-runline-wrapper.is-paused .runline-marquee-content {
  animation-play-state: paused;
}

@keyframes marqueeLoop {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #CBD5E1;
  padding: 0 10px;
}

.marquee-item strong {
  color: #FFFFFF;
}

.marquee-divider {
  color: rgba(242, 111, 33, 0.75);
  padding: 0 6px;
  font-weight: bold;
}

.runline-controls {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.btn-runline-action {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #CBD5E1;
  border-radius: var(--radius-full);
  padding: 4px 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 0.74rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.btn-runline-action:hover {
  background: rgba(242, 111, 33, 0.25);
  border-color: #F26F21;
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-motion-config {
  padding: 4px 10px;
  background: rgba(242, 111, 33, 0.15);
  border-color: rgba(242, 111, 33, 0.4);
  color: #FF8A3D;
}

.btn-motion-config:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
}

.motion-config-label {
  display: inline;
}

@media (max-width: 640px) {
  .motion-config-label {
    display: none;
  }
  .runline-badge-title {
    display: none;
  }
}

/* ===================================================================
   MOTION CUSTOMIZER MODAL / DRAWER
   =================================================================== */
.motion-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 13, 24, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.motion-modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.motion-modal-card {
  background: var(--bg-surface);
  border-radius: 20px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.45);
  border: 1px solid var(--border-subtle);
  transform: translateY(20px) scale(0.96);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

.motion-modal-backdrop.active .motion-modal-card {
  transform: translateY(0) scale(1);
}

.motion-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface-muted);
}

.motion-modal-icon {
  width: 36px;
  height: 36px;
  background: rgba(242, 111, 33, 0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.motion-modal-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
}

.motion-modal-subtitle {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin: 0;
}

.btn-close-motion-modal {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.btn-close-motion-modal:hover {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
}

.motion-modal-body {
  padding: 18px 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.motion-option-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.motion-option-info {
  flex: 1;
}

.motion-option-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
}

.motion-option-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.35;
  margin-top: 2px;
}

/* Switch Slider */
.motion-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.motion-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.motion-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #CBD5E1;
  border-radius: 24px;
  transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.motion-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.motion-switch input:checked + .motion-slider {
  background-color: var(--color-primary);
}

.motion-switch input:checked + .motion-slider:before {
  transform: translateX(20px);
}

/* Sub-options with Chips */
.motion-option-sub {
  background: var(--bg-surface-muted);
  padding: 10px 14px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.motion-sub-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.motion-chip-group {
  display: flex;
  gap: 6px;
}

.motion-chip {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.motion-chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.motion-chip.active {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
  box-shadow: 0 2px 6px rgba(242, 111, 33, 0.3);
}

/* Confetti Test Banner */
.motion-test-banner {
  background: linear-gradient(135deg, #FFF7ED 0%, #FFEDD5 100%);
  border: 1px solid rgba(242, 111, 33, 0.2);
  border-radius: 14px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.btn-fire-test {
  background: linear-gradient(135deg, var(--color-primary), #FF8A3D);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(242, 111, 33, 0.3);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-fire-test:hover {
  transform: translateY(-1px) scale(1.03);
  box-shadow: 0 6px 14px rgba(242, 111, 33, 0.4);
}

.motion-modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface-muted);
}

.btn-reset-motion {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 8px;
  transition: all 0.2s;
}

.btn-reset-motion:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.05);
}

.btn-save-motion {
  background: var(--color-primary);
  color: #FFFFFF;
  border: none;
  border-radius: 10px;
  padding: 8px 20px;
  font-size: 0.86rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(242, 111, 33, 0.25);
  transition: all 0.2s;
}

.btn-save-motion:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

@media (max-width: 640px) {
  .motion-modal-backdrop {
    align-items: flex-end;
    padding: 0;
  }
  .motion-modal-card {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    max-height: 85vh;
  }
}

/* ===================================================================
   KHU VỰC 2: BANNERS ĐÔI SHOWCASE QUẢNG CÁO (DUAL SHOWCASE POSTERS)
   =================================================================== */
.showcase-banners-section {
  /* Contain offscreen AOS slide effects without clipping the entire document. */
  overflow-x: clip;
  padding-top: var(--space-8);
  padding-bottom: var(--space-4);
}

.showcase-banners-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.showcase-poster-card {
  min-width: 0;
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.35);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  min-height: 420px;
}

.showcase-poster-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 60px -10px rgba(0, 0, 0, 0.45);
}

/* Poster Thể Thao Cúp C1 */
.poster-sports {
  background: radial-gradient(circle at 90% 10%, rgba(56, 189, 248, 0.25) 0%, transparent 60%),
              linear-gradient(135deg, #071328 0%, #0F284E 60%, #034878 100%);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: #FFFFFF;
}

/* Poster Wi-Fi 6 */
.poster-wifi {
  background: radial-gradient(circle at 90% 10%, rgba(242, 111, 33, 0.25) 0%, transparent 60%),
              linear-gradient(135deg, #18110D 0%, #351505 60%, #5E2003 100%);
  border: 1px solid rgba(242, 111, 33, 0.3);
  color: #FFFFFF;
}

.poster-glow-backdrop {
  position: absolute;
  top: -60px;
  right: -60px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.glow-orange {
  background: radial-gradient(circle, rgba(242, 111, 33, 0.35) 0%, transparent 70%);
}

.poster-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  height: 100%;
}

.poster-badge-wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.poster-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.badge-blue {
  background: rgba(14, 165, 233, 0.2);
  color: #38BDF8;
  border: 1px solid rgba(56, 189, 248, 0.4);
}

.badge-orange {
  background: rgba(242, 111, 33, 0.2);
  color: #FF8A3D;
  border: 1px solid rgba(242, 111, 33, 0.4);
}

.poster-tag-highlight {
  font-size: 0.74rem;
  color: #94A3B8;
  font-weight: 600;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  padding-left: 8px;
}

.tag-orange {
  color: #FDBA74;
}

.poster-title {
  font-size: 1.45rem;
  font-weight: 900;
  line-height: 1.3;
  color: #FFFFFF;
  margin: 4px 0;
}

.highlight-blue {
  color: #38BDF8;
}

.highlight-orange {
  color: #FF8A3D;
}

.poster-desc {
  font-size: 0.84rem;
  color: #CBD5E1;
  line-height: 1.5;
  max-width: 95%;
}

.poster-perks-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 12px 14px;
  margin: 6px 0 12px;
}

.poster-perk-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.perk-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}

.poster-perk-item strong {
  display: block;
  font-size: 0.78rem;
  color: #FFFFFF;
}

.poster-perk-item span {
  display: block;
  font-size: 0.68rem;
  color: #94A3B8;
  white-space: nowrap;
}

.poster-actions-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}

.btn-poster-primary {
  padding: 11px 20px;
  border-radius: 12px;
  font-size: 0.86rem;
  font-weight: 800;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #FFFFFF;
  transition: all 0.2s ease;
}

.btn-blue {
  background: linear-gradient(135deg, #0284C7, #0EA5E9);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.35);
}

.btn-blue:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(14, 165, 233, 0.5);
}

.btn-orange {
  background: linear-gradient(135deg, var(--color-primary), #FF8A3D);
  box-shadow: 0 6px 20px rgba(242, 111, 33, 0.35);
}

.btn-orange:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(242, 111, 33, 0.5);
}

.btn-poster-secondary {
  color: #CBD5E1;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  transition: all 0.2s ease;
}

.btn-poster-secondary:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.16);
}

/* Mobile elements hidden on desktop */
.badge-text-mobile,
.tag-text-mobile,
.title-mobile,
.btn-text-mobile,
.poster-mobile-deal-box {
  display: none;
}

/* Biểu tượng đồ họa nền */
.poster-visual-decoration {
  position: absolute;
  right: 20px;
  bottom: 20px;
  pointer-events: none;
  opacity: 0.85;
}

.visual-badge-shield {
  background: rgba(2, 132, 199, 0.15);
  border: 1.5px solid rgba(56, 189, 248, 0.35);
  border-radius: 14px;
  padding: 8px 12px;
  text-align: center;
  backdrop-filter: blur(10px);
}

.shield-orange {
  background: rgba(242, 111, 33, 0.15);
  border-color: rgba(242, 111, 33, 0.4);
}

.shield-stars {
  font-size: 0.7rem;
  color: #FBBF24;
  letter-spacing: 2px;
}

.shield-text {
  font-size: 0.95rem;
  font-weight: 900;
  color: #FFFFFF;
}

.shield-sub {
  font-size: 0.62rem;
  font-weight: 700;
  color: #94A3B8;
  letter-spacing: 0.5px;
}

@media (min-width: 769px) and (max-width: 1024px) {
  .poster-visual-decoration {
    display: none;
  }
}

/* ===================================================================
   KHU VỰC 3: DẢI BANNER BĂNG CHUYỀN FLASH DEAL (RIBBON BANNER)
   =================================================================== */
.ribbon-banner-section {
  padding: var(--space-8) 0;
}

.ribbon-banner-card {
  position: relative;
  background: radial-gradient(circle at 10% 50%, rgba(254, 240, 138, 0.2) 0%, transparent 50%),
              linear-gradient(135deg, #C2410C 0%, #EA580C 50%, #9A3412 100%);
  border: 1.5px solid rgba(254, 240, 138, 0.35);
  border-radius: 24px;
  padding: 32px 36px;
  box-shadow: 0 20px 50px -10px rgba(194, 65, 12, 0.4),
              0 0 30px rgba(249, 115, 22, 0.2);
  overflow: hidden;
  color: #FFFFFF;
}

.ribbon-ambient-glow {
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.ribbon-content-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: var(--space-6);
  align-items: center;
  position: relative;
  z-index: 2;
}

.ribbon-badge-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 8px;
}

.ribbon-flash-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #FEF08A;
  color: #9A3412;
  font-size: 0.74rem;
  font-weight: 900;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.flash-dot-pulse {
  width: 8px;
  height: 8px;
  background-color: #DC2626;
  border-radius: 50%;
  animation: pulseDot 1.2s infinite;
}

.ribbon-countdown-box {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.3);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.countdown-label {
  font-size: 0.74rem;
  color: #FEF08A;
  font-weight: 700;
}

.countdown-digits {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-family: monospace;
  font-weight: 900;
  font-size: 0.88rem;
  color: #FFFFFF;
}

.countdown-unit {
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 6px;
  border-radius: 4px;
}

.countdown-colon {
  color: #FEF08A;
  font-weight: bold;
}

.ribbon-title {
  font-size: 1.4rem;
  font-weight: 900;
  color: #FFFFFF;
  margin: 6px 0 12px;
  line-height: 1.35;
}

.ribbon-highlights-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ribbon-highlight-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: #FFF7ED;
}

.ribbon-highlight-item strong {
  color: #FEF08A;
}

.ribbon-action-col {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.btn-ribbon-cta {
  background: #FFFFFF;
  color: #C2410C;
  border: none;
  border-radius: 14px;
  padding: 14px 26px;
  font-size: 1rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-ribbon-cta:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  background: #FFFBEB;
}

.ribbon-hotline-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #FFFFFF;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  background: rgba(0, 0, 0, 0.25);
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.2s;
}

.ribbon-hotline-btn:hover {
  background: rgba(0, 0, 0, 0.4);
  color: #FEF08A;
}

.ribbon-note-text {
  font-size: 0.72rem;
  color: #FED7AA;
  text-align: right;
}

@media (max-width: 900px) {
  .ribbon-content-grid {
    grid-template-columns: 1fr;
  }
  .ribbon-action-col {
    align-items: flex-start;
  }
  .ribbon-note-text {
    text-align: left;
  }
}

/* ===================================================================
   KHU VỰC 5: BANNER GIỚI THIỆU ỨNG DỤNG HI FPT
   =================================================================== */
.app-banner-section {
  padding: var(--space-8) 0;
}

.app-banner-card {
  background: radial-gradient(circle at 85% 50%, rgba(0, 104, 255, 0.15) 0%, transparent 60%),
              linear-gradient(135deg, #0B132B 0%, #1C2541 60%, #0F172A 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  padding: 40px 36px;
  box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.4);
  color: #FFFFFF;
  overflow: hidden;
  position: relative;
}

.app-banner-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

.app-badge-wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}

.app-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.4);
  color: #38BDF8;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.app-points-tag {
  font-size: 0.74rem;
  color: #FBBF24;
  font-weight: 700;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  padding-left: 10px;
}

.app-banner-title {
  font-size: 1.45rem;
  font-weight: 900;
  color: #FFFFFF;
  margin: 6px 0;
  line-height: 1.35;
}

.highlight-hi {
  background: linear-gradient(135deg, #F26F21, #FF8A3D);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.app-banner-desc {
  font-size: 0.86rem;
  color: #CBD5E1;
  line-height: 1.5;
  margin-bottom: 16px;
}

.app-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

.app-feature-box {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 12px 14px;
}

.feature-icon-circle {
  font-size: 1.3rem;
  flex-shrink: 0;
}

.app-feature-box strong {
  display: block;
  font-size: 0.82rem;
  color: #FFFFFF;
  margin-bottom: 2px;
}

.app-feature-box span {
  display: block;
  font-size: 0.72rem;
  color: #94A3B8;
  line-height: 1.35;
}

.app-download-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-store-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.1);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: 8px 16px;
  color: #FFFFFF;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-store-badge:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #38BDF8;
  transform: translateY(-2px);
}

.store-sub {
  display: block;
  font-size: 0.65rem;
  color: #94A3B8;
  text-transform: uppercase;
}

.store-name {
  display: block;
  font-size: 0.88rem;
  font-weight: 800;
  color: #FFFFFF;
}

/* Phone Mockup Frame */
.app-banner-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup-frame {
  width: 240px;
  height: 380px;
  background: #0F172A;
  border: 6px solid #334155;
  border-radius: 36px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  padding: 16px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.phone-mockup-frame::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 6px;
  background: #334155;
  border-radius: 4px;
}

.phone-screen-content {
  background: #020617;
  border-radius: 24px;
  height: 100%;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.phone-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 700;
}

.phone-badge {
  color: #F26F21;
}

.phone-time {
  color: #38BDF8;
}

.phone-wifi-card {
  background: linear-gradient(135deg, rgba(242, 111, 33, 0.15), rgba(0, 104, 255, 0.15));
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 14px 12px;
  text-align: center;
}

.phone-wifi-status {
  font-size: 0.65rem;
  color: #94A3B8;
  text-transform: uppercase;
}

.phone-wifi-name {
  font-size: 0.85rem;
  font-weight: 800;
  color: #FFFFFF;
  margin: 4px 0 8px;
}

.phone-signal-bars {
  display: inline-flex;
  gap: 4px;
  align-items: flex-end;
  height: 16px;
}

.phone-signal-bars .bar {
  width: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 2px;
}

.phone-signal-bars .bar:nth-child(1) { height: 4px; }
.phone-signal-bars .bar:nth-child(2) { height: 8px; }
.phone-signal-bars .bar:nth-child(3) { height: 12px; }
.phone-signal-bars .bar:nth-child(4) { height: 16px; }

.phone-signal-bars .bar.active {
  background: #10B981;
}

.phone-action-shortcuts {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: auto;
}

.shortcut-pill {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 0.72rem;
  color: #CBD5E1;
  font-weight: 600;
}

@media (max-width: 900px) {
  .app-banner-grid {
    grid-template-columns: 1fr;
  }
  .app-features-grid {
    grid-template-columns: 1fr;
  }
  .app-banner-visual {
    display: none;
  }
}

/* ===================================================================
   KHU VỰC 6: POSTER QUẢNG CÁO NỔI GÓC MÀN HÌNH (FLOATING CORNER PROMO)
   =================================================================== */
.floating-promo-widget {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 180;
  display: none;
}

@media (min-width: 768px) {
  .floating-promo-widget {
    display: block;
  }
}

.btn-floating-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-primary), #FF8A3D);
  color: #FFFFFF;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(242, 111, 33, 0.4);
  position: relative;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-floating-toggle:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 12px 30px rgba(242, 111, 33, 0.55);
}

.btn-floating-toggle.is-open {
  display: none;
}

.floating-gift-icon {
  font-size: 1.1rem;
}

.floating-badge-pulse {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 10px;
  height: 10px;
  background: #EF4444;
  border-radius: 50%;
  animation: pulseDot 1.5s infinite;
}

.floating-promo-card {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 280px;
  background: var(--bg-surface);
  border: 1.5px solid var(--color-primary);
  border-radius: 18px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  padding: 18px 16px;
  display: none;
  flex-direction: column;
  gap: 10px;
  animation: popInCorner 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.floating-promo-card.active {
  display: flex;
}

@keyframes popInCorner {
  from { opacity: 0; transform: translateY(15px) scale(0.92); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.btn-close-floating {
  position: absolute;
  top: 10px;
  right: 10px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.btn-close-floating:hover {
  color: var(--text-primary);
}

.floating-tag {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.floating-card-title {
  font-size: 0.95rem;
  font-weight: 900;
  color: var(--text-primary);
  margin: 2px 0 0;
}

.floating-card-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.btn-floating-cta {
  width: 100%;
  background: var(--color-primary);
  color: #FFFFFF;
  border: none;
  border-radius: 10px;
  padding: 8px;
  font-size: 0.82rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(242, 111, 33, 0.3);
  transition: all 0.2s;
}

.btn-floating-cta:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

/* ===================================================================
   MOBILE BALANCED SALES & PRODUCT DISPLAY OPTIMIZATIONS (< 768px & < 480px)
   Focused on: Product display cards, Sales conversion layout, Balanced spacing, Zero horizontal overflow.
   =================================================================== */
@media (max-width: 768px) {
  /* 1. Global Viewport & Container Spacing: Co giãn vừa vặn đồng đều mọi kích thước màn hình */
  body {
    padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px)) !important;
    overflow-x: hidden !important;
  }

  .container {
    padding-left: clamp(10px, 3vw, 16px) !important;
    padding-right: clamp(10px, 3vw, 16px) !important;
  }

  /* 2. Header & Runline Bar: Vừa vặn không bị xô lệch trên máy nhỏ (360px - 430px) */
  .site-header .header-inner {
    padding: 8px clamp(8px, 2.5vw, 14px) !important;
    gap: clamp(6px, 2vw, 10px) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
  }

  .fpt-animated-badge {
    padding: 3px 6px !important;
    gap: 3px !important;
    border-radius: 10px !important;
    flex-shrink: 0 !important;
  }

  .fpt-letter {
    font-size: 0.95rem !important;
    font-weight: 900 !important;
  }

  .telecom-sub {
    font-size: 0.54rem !important;
    letter-spacing: 0.4px !important;
  }

  .portal-title {
    display: none !important; /* Ẩn tiêu đề phụ bảo toàn không gian cho header trên mobile */
  }

  .header-actions {
    display: flex !important;
    align-items: center !important;
    gap: clamp(4px, 1.5vw, 8px) !important;
    margin-left: auto !important;
  }

  .region-pill {
    max-width: clamp(95px, 28vw, 130px) !important;
    padding: 4px 8px !important;
    font-size: 0.72rem !important;
    border-radius: 20px !important;
    flex-shrink: 1 !important;
  }

  .region-pill #current-region-label {
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
  }

  .btn-header-call {
    padding: 5px 8px !important;
    font-size: 0.76rem !important;
    font-weight: 800 !important;
    border-radius: 20px !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }

  /* Trên màn hình nhỏ dưới 540px: chuyển nút gọi thành icon tròn gọn gàng để không chèn ép menu */
  @media (max-width: 540px) {
    .btn-header-call {
      width: 34px !important;
      height: 34px !important;
      padding: 0 !important;
      border-radius: 50% !important;
      justify-content: center !important;
      align-items: center !important;
      display: inline-flex !important;
    }
    .btn-header-call span {
      display: none !important;
    }
    .btn-header-call svg {
      width: 15px !important;
      height: 15px !important;
      margin: 0 !important;
    }
    .btn-mobile-menu-toggle {
      width: 34px !important;
      height: 34px !important;
      padding: 6px !important;
      flex-shrink: 0 !important;
    }
  }

  /* Marquee Dòng Chữ Chạy Ngày */
  .promo-runline-wrapper {
    padding: 3px 0 !important;
    min-height: 32px !important;
  }

  .promo-runline-inner {
    gap: 6px !important;
    padding: 0 clamp(8px, 2.5vw, 14px) !important;
  }

  .runline-badge {
    padding: 2px 7px !important;
    font-size: 0.62rem !important;
    white-space: nowrap !important;
    gap: 5px !important;
    flex-shrink: 0 !important;
  }

  .runline-badge-title {
    font-size: 0.62rem !important;
  }

  .runline-date {
    display: none !important;
  }

  .runline-marquee-track {
    mask-image: linear-gradient(to right, transparent, black 4px, black calc(100% - 4px), transparent) !important;
    -webkit-mask-image: linear-gradient(to right, transparent, black 4px, black calc(100% - 4px), transparent) !important;
  }

  .marquee-item {
    font-size: 0.76rem !important;
  }

  /* 3. Hero Carousel: Gọn gàng giữ sản phẩm ở vùng nhìn thấy (Above-the-fold) */
  .carousel-container {
    min-height: 290px !important;
    max-height: 330px !important;
  }

  .slide-content-grid {
    padding: 14px 0 24px !important;
    gap: 8px !important;
  }

  .slide-badge {
    font-size: 0.65rem !important;
    padding: 2px 8px !important;
    margin-bottom: 4px !important;
  }

  .slide-title {
    font-size: clamp(1.2rem, 4.8vw, 1.4rem) !important;
    line-height: 1.25 !important;
    margin-bottom: 6px !important;
    letter-spacing: -0.3px !important;
  }

  .slide-desc {
    font-size: 0.78rem !important;
    line-height: 1.35 !important;
    margin-bottom: 12px !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
  }

  .slide-actions {
    display: flex !important;
    gap: 6px !important;
    width: 100% !important;
  }

  .slide-actions .btn-primary-hero,
  .slide-actions .btn-secondary-hero {
    flex: 1 1 0 !important;
    padding: 9px 8px !important;
    font-size: 0.78rem !important;
    font-weight: 800 !important;
    justify-content: center !important;
    text-align: center !important;
    border-radius: 10px !important;
  }

  .carousel-indicators {
    bottom: 6px !important;
    gap: 6px !important;
  }

  .indicator-dot {
    width: 6px !important;
    height: 6px !important;
  }

  .indicator-dot.active {
    width: 20px !important;
  }

  .carousel-nav-btn {
    width: 30px !important;
    height: 30px !important;
    bottom: 4px !important;
    background: rgba(11, 25, 44, 0.6) !important;
  }

  /* 4. Quick Utilities & Cascading Regions (Bố Cục Cân Đối Đối Xứng) */
  .quick-utilities-section {
    margin-top: -18px !important;
    margin-bottom: 12px !important;
    padding: 0 clamp(8px, 2.5vw, 14px) !important;
  }

  .quick-utilities-card {
    padding: 8px 10px !important;
    border-radius: 16px !important;
  }

  .quick-utilities-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 6px !important;
  }

  /* Nút thứ 5 (Điểm Giao Dịch) trải đều 100% hàng dưới tạo khối cân bằng hoàn hảo */
  .quick-utilities-grid .utility-item:last-child {
    grid-column: 1 / -1 !important;
    justify-content: center !important;
    background: rgba(245, 158, 11, 0.05) !important;
    border: 1px dashed rgba(245, 158, 11, 0.25) !important;
  }

  .utility-item {
    padding: 6px 8px !important;
    min-height: 44px !important;
    gap: 6px !important;
    border-radius: 10px !important;
  }

  .utility-icon-box {
    width: 32px !important;
    height: 32px !important;
    border-radius: 8px !important;
    flex-shrink: 0 !important;
  }

  .utility-icon-box svg {
    width: 16px !important;
    height: 16px !important;
  }

  .utility-title {
    font-size: 0.75rem !important;
    font-weight: 800 !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
  }

  .utility-subtitle {
    font-size: 0.65rem !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
  }

  .region-cascading-section {
    margin-bottom: 14px !important;
    padding: 0 clamp(8px, 2.5vw, 14px) !important;
  }

  .region-cascading-card {
    padding: 12px 10px !important;
    border-radius: 16px !important;
  }

  .region-card-header {
    gap: 8px !important;
    margin-bottom: 8px !important;
  }

  .region-header-icon {
    width: 32px !important;
    height: 32px !important;
    flex-shrink: 0 !important;
  }

  .region-title {
    font-size: 0.98rem !important;
    line-height: 1.25 !important;
    margin-bottom: 2px !important;
  }

  .region-desc {
    font-size: 0.74rem !important;
    line-height: 1.35 !important;
  }

  .region-combobox-grid {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 6px !important;
    margin-bottom: 8px !important;
  }

  .combobox-select {
    padding: 7px 8px !important;
    font-size: 0.78rem !important;
    border-radius: 8px !important;
  }

  .btn-confirm-region {
    padding: 9px !important;
    font-size: 0.82rem !important;
    font-weight: 800 !important;
    border-radius: 10px !important;
  }

  .region-status-badge {
    padding: 6px 10px !important;
    font-size: 0.72rem !important;
    margin-top: 8px !important;
  }

  .region-vat-disclaimer {
    font-size: 0.68rem !important;
    margin-top: 6px !important;
  }

  /* 5. DUAL SHOWCASE POSTERS: 2 KHỐI SALE THU NHỎ NGANG HÀNG NHAU, HIỂN THỊ RÕ RÀNG NGẮN GỌN ƯU ĐÃI */
  .showcase-banners-section {
    padding-top: 10px !important;
    padding-bottom: 8px !important;
    padding-left: clamp(8px, 2.5vw, 14px) !important;
    padding-right: clamp(8px, 2.5vw, 14px) !important;
  }

  .showcase-banners-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: clamp(6px, 2vw, 10px) !important;
    align-items: stretch !important;
  }

  .showcase-poster-card {
    min-height: auto !important;
    height: 100% !important;
    padding: 10px 8px !important;
    border-radius: 14px !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25) !important;
  }

  /* Ẩn các đoạn văn dài dòng & đồ họa cồng kềnh trên mobile */
  .badge-text-full,
  .tag-text-full,
  .title-full,
  .btn-text-full,
  .poster-desc,
  .poster-perks-row,
  .btn-poster-secondary,
  .poster-visual-decoration {
    display: none !important;
  }

  /* Hiển thị tiêu đề & tag ngắn gọn, cô đọng */
  .badge-text-mobile,
  .tag-text-mobile,
  .title-mobile,
  .btn-text-mobile {
    display: inline !important;
  }

  .poster-content {
    display: flex !important;
    flex-direction: column !important;
    gap: 3px !important;
    height: 100% !important;
  }

  .poster-badge-wrap {
    display: flex !important;
    align-items: center !important;
    flex-wrap: nowrap !important;
    gap: 4px !important;
    margin-bottom: 2px !important;
  }

  .poster-badge {
    padding: 2px 5px !important;
    font-size: 0.58rem !important;
    gap: 3px !important;
    border-radius: 5px !important;
    white-space: nowrap !important;
  }

  .poster-badge svg {
    width: 10px !important;
    height: 10px !important;
  }

  .poster-tag-highlight {
    font-size: 0.6rem !important;
    padding-left: 4px !important;
    border-left-width: 1px !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
  }

  .poster-title {
    font-size: 0.82rem !important;
    line-height: 1.25 !important;
    font-weight: 800 !important;
    margin: 2px 0 4px !important;
  }

  /* Khối Ưu Đãi Ngắn Gọn Rõ Ràng (Clear, Concise Sale Deals) */
  .poster-mobile-deal-box {
    display: flex !important;
    flex-direction: column !important;
    gap: 3px !important;
    background: rgba(0, 0, 0, 0.32) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 9px !important;
    padding: 5px 6px !important;
    margin: 3px 0 6px !important;
  }

  .mobile-deal-price {
    display: flex !important;
    align-items: center !important;
    gap: 4px !important;
  }

  .deal-tag {
    font-size: 0.55rem !important;
    font-weight: 900 !important;
    padding: 1px 4px !important;
    border-radius: 3px !important;
    background: #0284C7;
    color: #FFFFFF;
    line-height: 1.2;
    letter-spacing: 0.3px;
  }

  .tag-orange-bg {
    background: #EA580C !important;
  }

  .deal-amt {
    font-size: 0.82rem !important;
    font-weight: 900 !important;
    color: #F8FAFC !important;
    line-height: 1.2;
  }

  .deal-amt small {
    font-size: 0.6rem !important;
    font-weight: 500 !important;
    color: #CBD5E1 !important;
    margin-left: 2px !important;
  }

  .mobile-deal-perks {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 2.5px !important;
  }

  .mobile-deal-perks li {
    font-size: 0.64rem !important;
    color: #E2E8F0 !important;
    line-height: 1.25 !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    display: flex !important;
    align-items: center !important;
    gap: 4px !important;
  }

  .deal-check {
    color: #38BDF8 !important;
    font-weight: 900 !important;
    font-size: 0.68rem !important;
    flex-shrink: 0 !important;
  }

  .deal-orange-box .deal-check {
    color: #FB923C !important;
  }

  .poster-actions-row {
    margin-top: auto !important;
    width: 100% !important;
  }

  .btn-poster-primary {
    width: 100% !important;
    padding: 7px 6px !important;
    font-size: 0.76rem !important;
    font-weight: 800 !important;
    border-radius: 9px !important;
    justify-content: center !important;
    min-height: 36px !important;
    text-align: center !important;
    gap: 4px !important;
  }

  .btn-poster-primary svg {
    width: 13px !important;
    height: 13px !important;
    flex-shrink: 0 !important;
  }

  /* 6. PRODUCT DISPLAY (TRỌNG TÂM GÓI CƯỚC & BỐ CỤC SALE) */
  #plans-section {
    padding-top: 16px !important;
    margin-bottom: 20px !important;
  }

  .section-heading {
    margin-bottom: 12px !important;
    text-align: center;
  }

  .section-title {
    font-size: 1.35rem !important;
    line-height: 1.3 !important;
  }

  .section-subtitle {
    font-size: 0.82rem !important;
    line-height: 1.45 !important;
    margin-top: 4px !important;
  }

  /* Segment Tabs: Smooth horizontal swipeable pills */
  .segment-tabs-wrap {
    margin: 12px 0 16px !important;
  }

  .segment-tabs {
    padding: 3px !important;
    border-radius: var(--radius-full) !important;
    gap: 4px !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    display: flex !important;
    justify-content: flex-start !important;
  }

  .segment-tabs::-webkit-scrollbar {
    display: none !important;
  }

  .segment-tab-btn {
    padding: 6px 14px !important;
    font-size: 0.78rem !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }

  /* Slider Controls: Clean Swipe Hint & Touch Arrows */
  .plans-slider-controls {
    margin-bottom: 10px !important;
    padding: 0 4px !important;
  }

  .hint-desktop {
    display: none !important;
  }

  .hint-mobile {
    display: inline !important;
  }

  .flip-text-desktop,
  .compare-text-desktop,
  .back-text-desktop {
    display: none !important;
  }

  .flip-text-mobile,
  .compare-text-mobile,
  .back-text-mobile {
    display: inline !important;
  }

  .plans-slider-controls {
    margin-bottom: 8px !important;
    padding: 0 4px !important;
  }

  .plans-slider-hint {
    font-size: 0.74rem !important;
    line-height: 1.3 !important;
  }

  .plans-slider-btn {
    width: 36px !important;
    height: 36px !important;
  }

  /* 6. BỐ CỤC HIỂN THỊ 1 THẺ SẢN PHẨM TRÊN MOBILE (TRẢI NGHIỆM ĐỒNG ĐỀU NHƯ DESKTOP) */
  .plans-3d-stage.multitask-mode {
    margin-bottom: 18px !important;
  }

  .plans-3d-stage.multitask-mode .plans-3d-track {
    gap: 0 !important;
    padding: 10px 0 6px !important;
    min-height: 485px !important;
    justify-content: center !important;
    align-items: center !important;
    overflow: visible !important;
  }

  /* Ẩn hoàn toàn 2 thẻ hai bên trên mobile - loại bỏ hoàn toàn các dải chữ cắt vụn */
  .plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-prev,
  .plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-next,
  .plans-3d-stage .plan-card-3d-wrapper.is-hidden {
    display: none !important;
  }

  /* 1 Thẻ duy nhất hiển thị chính giữa: Đồng đều, Nhỏ gọn, Dễ nhìn */
  .plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-center,
  .plans-3d-stage .plan-card-3d-wrapper.is-center {
    display: flex !important;
    flex: 0 0 100% !important;
    width: 100% !important;
    max-width: min(335px, 92vw) !important;
    min-height: 485px !important;
    height: 100% !important;
    margin: 0 auto !important;
    transform: none !important;
    opacity: 1 !important;
    z-index: 10 !important;
  }

  /* Viền nổi bật ôm sát bo tròn 20px chuẩn UI/UX Promax */
  .plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-center .card-face-front,
  .plans-3d-stage.multitask-mode .plan-card-3d-wrapper.is-center .card-face-back,
  .plans-3d-stage .plan-card-3d-wrapper.is-center .card-face-front,
  .plans-3d-stage .plan-card-3d-wrapper.is-center .card-face-back {
    border: 2px solid var(--color-primary) !important;
    box-shadow: 0 16px 36px -6px rgba(242, 111, 33, 0.22), 0 4px 14px rgba(0, 0, 0, 0.08) !important;
  }

  /* Kích thước các thẻ đồng đều, nhỏ gọn, dễ nhìn */
  .plan-card-3d-inner {
    height: 100% !important;
    min-height: 485px !important;
  }

  .card-face {
    padding: 20px 16px 14px !important;
    border-radius: 20px !important;
    height: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    box-sizing: border-box !important;
  }

  .plan-tag-badge {
    top: -11px !important;
    left: 16px !important;
    font-size: 0.66rem !important;
    padding: 3px 10px !important;
    border-radius: 12px !important;
    letter-spacing: 0.3px !important;
  }

  .plan-header {
    margin-top: 4px !important;
    margin-bottom: 6px !important;
  }

  .plan-name {
    font-size: 1.25rem !important;
    font-weight: 900 !important;
  }

  .plan-speed-badge {
    font-size: 0.72rem !important;
    padding: 3px 8px !important;
    border-radius: 6px !important;
    font-weight: 800 !important;
  }

  .plan-target {
    font-size: 0.75rem !important;
    color: var(--text-secondary) !important;
    margin-top: 3px !important;
    min-height: 32px !important;
    display: flex !important;
    align-items: center !important;
  }

  .plan-price-box {
    padding: 8px 12px !important;
    border-radius: 12px !important;
    margin: 4px 0 8px !important;
    min-height: 60px !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    background: rgba(242, 111, 33, 0.05) !important;
    border: 1px solid rgba(242, 111, 33, 0.18) !important;
  }

  .plan-price-amount {
    font-size: 1.95rem !important;
    font-weight: 900 !important;
    line-height: 1 !important;
  }

  .plan-price-currency {
    font-size: 1.1rem !important;
    font-weight: 800 !important;
  }

  .plan-price-period {
    font-size: 0.78rem !important;
  }

  .plan-price-note {
    font-size: 0.7rem !important;
    margin-top: 2px !important;
  }

  .plan-features {
    margin: 6px 0 12px !important;
    gap: 7px !important;
    flex: 1 0 auto !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: flex-start !important;
  }

  .plan-feature-item {
    font-size: 0.78rem !important;
    line-height: 1.35 !important;
    gap: 7px !important;
  }

  .plan-feature-item svg {
    width: 14px !important;
    height: 14px !important;
    color: #10B981 !important;
    flex-shrink: 0 !important;
  }

  /* Nút hành động gọn gàng: Nút Đăng ký full-width, 2 nút phụ nằm ngang tỉ lệ 50:50 không bị tràn chữ */
  .plan-card-actions {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 6px !important;
    margin-top: auto !important;
    width: 100% !important;
  }

  .plan-card-actions .btn-select-plan {
    grid-column: 1 / -1 !important;
    padding: 11px 14px !important;
    font-size: 0.92rem !important;
    font-weight: 800 !important;
    border-radius: 12px !important;
    min-height: 44px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .plan-card-actions .btn-flip-trigger,
  .plan-card-actions .btn-flip-back-trigger,
  .plan-card-actions .btn-compare-toggle {
    font-size: 0.74rem !important;
    font-weight: 700 !important;
    padding: 8px 6px !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    justify-content: center !important;
    border-radius: 9px !important;
    min-height: 36px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px !important;
  }

  .plan-back-specs-list {
    margin: 8px 0 !important;
    gap: 6px !important;
  }

  .back-spec-row {
    font-size: 0.74rem !important;
    padding: 4px 0 !important;
  }

  /* Dots & Nav controls dưới thẻ sản phẩm trên mobile (1-card layout navigation) */
  .plans-slider-dots-wrap {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 12px !important;
    margin-top: 12px !important;
  }

  .mobile-slider-nav-btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 34px !important;
    height: 34px !important;
    border-radius: 50% !important;
    background: rgba(11, 25, 44, 0.85) !important;
    color: #FFFFFF !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25) !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
  }

  .mobile-slider-nav-btn:active {
    transform: scale(0.92) !important;
    background: var(--color-primary) !important;
  }

  .plans-slider-dots {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    margin-top: 0 !important;
  }

  .plans-dot {
    width: 7px !important;
    height: 7px !important;
    border-radius: 50% !important;
    background: rgba(148, 163, 184, 0.4) !important;
    transition: all 0.3s ease !important;
  }

  .plans-dot.active {
    width: 22px !important;
    border-radius: 10px !important;
    background: var(--color-primary) !important;
  }

  /* 7. Flash Deal Ribbon Banner (High-Impact Sales Driver) */
  .ribbon-banner-section {
    padding: 14px 0 !important;
  }

  .ribbon-banner-card {
    padding: 18px 14px !important;
    border-radius: 18px !important;
  }

  .ribbon-content-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .ribbon-badge-row {
    gap: 6px !important;
    margin-bottom: 6px !important;
    justify-content: space-between !important;
  }

  .ribbon-headline {
    font-size: 1.25rem !important;
    line-height: 1.25 !important;
    margin-bottom: 4px !important;
  }

  .ribbon-subheadline {
    font-size: 0.8rem !important;
    line-height: 1.4 !important;
    margin-bottom: 12px !important;
  }

  .ribbon-action-col {
    width: 100% !important;
    align-items: stretch !important;
    gap: 8px !important;
  }

  .btn-ribbon-cta {
    width: 100% !important;
    padding: 12px 14px !important;
    font-size: 0.92rem !important;
    font-weight: 800 !important;
    justify-content: center !important;
    border-radius: 12px !important;
  }

  .ribbon-hotline-btn {
    width: 100% !important;
    justify-content: center !important;
    font-size: 0.82rem !important;
    padding: 8px 10px !important;
  }

  /* 8. 4 Perks & Commitment Policies: Symmetrical 2x2 Grid */
  .promotions-section {
    padding: 14px 0 !important;
  }

  .promo-card {
    padding: 18px 14px !important;
    border-radius: 18px !important;
  }

  .promo-title {
    font-size: 1.22rem !important;
    line-height: 1.25 !important;
    margin-bottom: 4px !important;
  }

  .promo-desc {
    font-size: 0.78rem !important;
    margin-bottom: 12px !important;
  }

  .promo-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
  }

  .promo-item {
    padding: 12px 10px 10px !important;
    border-radius: 14px !important;
    gap: 6px !important;
  }

  .promo-badge-tag {
    top: 8px !important;
    right: 8px !important;
    font-size: 0.58rem !important;
    padding: 2px 5px !important;
  }

  .promo-illus {
    width: 28px !important;
    height: 28px !important;
  }

  .promo-illus svg {
    width: 20px !important;
    height: 20px !important;
  }

  .promo-item-title {
    font-size: 0.8rem !important;
    line-height: 1.2 !important;
  }

  .promo-item-sub {
    font-size: 0.68rem !important;
    line-height: 1.3 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
  }

  .promo-item-perk {
    font-size: 0.66rem !important;
    margin-top: 2px !important;
  }

  /* 9. Ecosystem Grid on Mobile: 2x2 Clean Layout */
  .ecosystem-section {
    padding: 16px 0 !important;
  }

  .ecosystem-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
  }

  .ecosystem-card {
    padding: 14px 12px !important;
    border-radius: 14px !important;
  }

  .ecosystem-title {
    font-size: 0.95rem !important;
  }

  .ecosystem-desc {
    font-size: 0.72rem !important;
  }

  /* 10. App Banner: Clean & Compact */
  .app-banner-section {
    padding: 14px 0 !important;
  }

  .app-banner-card {
    padding: 18px 14px !important;
    border-radius: 18px !important;
  }

  .app-content-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .phone-mockup-frame {
    display: none !important; /* Hide bulky mockup on mobile to emphasize sales benefits and app badges */
  }

  .app-headline {
    font-size: 1.22rem !important;
  }

  .app-subheadline {
    font-size: 0.78rem !important;
  }

  .app-store-badges {
    justify-content: flex-start !important;
    gap: 8px !important;
  }

  .btn-store-badge {
    padding: 6px 12px !important;
    font-size: 0.75rem !important;
  }

  /* 11. Interactive Quiz & Process & FAQ */
  .quiz-banner {
    padding: 20px 16px !important;
    border-radius: 18px !important;
    text-align: center;
  }

  .quiz-title {
    font-size: 1.22rem !important;
  }

  .quiz-desc {
    font-size: 0.78rem !important;
  }

  .btn-start-quiz {
    width: 100% !important;
    justify-content: center !important;
    padding: 12px !important;
    font-size: 0.88rem !important;
  }

  .process-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }

  .process-card {
    padding: 14px 12px !important;
    border-radius: 14px !important;
  }

  /* 12. Sticky Bottom CTA Bar: Flawless Mobile Conversion */
  .sticky-bottom-bar {
    padding: 6px 10px calc(6px + env(safe-area-inset-bottom, 0px)) !important;
    gap: 6px !important;
    background: rgba(11, 25, 44, 0.96) !important;
    backdrop-filter: blur(16px) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.12) !important;
  }

  .btn-sticky-call,
  .btn-sticky-zalo {
    flex: 0 0 52px !important;
    min-height: 44px !important;
    height: 44px !important;
    border-radius: 12px !important;
  }

  .btn-sticky-call svg,
  .btn-sticky-zalo svg {
    width: 18px !important;
    height: 18px !important;
  }

  .btn-sticky-call .btn-sticky-text,
  .btn-sticky-zalo .btn-sticky-text {
    font-size: 0.65rem !important;
  }

  .btn-sticky-submit {
    flex: 1 !important;
    min-height: 44px !important;
    height: 44px !important;
    border-radius: 12px !important;
    font-size: 0.85rem !important;
    font-weight: 800 !important;
    padding: 0 10px !important;
  }
}

/* ===================================================================
   ACCESSIBILITY & REDUCED MOTION PREFERENCES
   =================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Province and optional ward pricing selectors. */
.region-combobox-grid{grid-template-columns:repeat(3,minmax(0,1fr)) auto}
@media(max-width:1000px){.region-combobox-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.region-combobox-grid{grid-template-columns:minmax(0,1fr)}#home-ward-select,#form-lead-ward,#lp-ward{font-size:16px;min-height:44px}}

/* Published package artwork retains its full banner on every screen width. */
.public-consultation-hero { padding-top: 48px; padding-bottom: 32px; }
.public-consultation-hero h1 { font-size: clamp(28px,5vw,44px); margin-bottom: 16px; }
.public-consultation-hero p { max-width: 660px; margin-bottom: 24px; }
.plan-card-image-wrap { width: 100%; margin: 12px 0 16px; flex-shrink: 0; border-radius: 12px; overflow: hidden; background: var(--bg-surface-muted); }
.plan-card-image { display: block; width: 100%; height: auto; max-height: 240px; object-fit: contain; }
@media(max-width:600px) { .plan-card-image { max-height: 200px; } }

/* Compact consultation form: three contact fields, no repeated geographic inputs. */
.selected-plan-summary[hidden] { display: none; }
#bottom-sheet .form-input { font-size: 16px; min-height: 46px; }
#bottom-sheet .btn-close-sheet { width: 44px; height: 44px; }
#bottom-sheet .bottom-sheet-body { padding-bottom: max(20px, env(safe-area-inset-bottom)); }

/* Official brand artwork and accessible service consultation navigation. */
.skip-link { position: fixed; top: 8px; left: 12px; z-index: 3000; padding: 12px 18px; background: #fff; color: #0f172a; border-radius: 10px; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); outline: 3px solid #2563eb; }
.fpt-brand-mark.fpt-animated-badge { padding: 0; background: none; border: 0; box-shadow: none; font-size: inherit; display: block; flex-shrink: 0; }
.official-fpt-logo { display: block; width: 148px; height: auto; max-width: 100%; object-fit: contain; }
.footer-official-logo { background: white; padding: 8px 10px; border-radius: 10px; width: 168px; }
.header-inner { position: relative; }
.main-nav-desktop .nav-item { position: static; }
.main-nav-desktop .mega-menu { left: 0; right: 0; width: 100%; max-height: calc(100dvh - 150px); overflow-y: auto; }
.nav-item:hover .mega-menu { visibility: hidden; opacity: 0; pointer-events: none; }
.nav-item.is-open .mega-menu { visibility: visible; opacity: 1; transform: translateY(0); pointer-events: auto; }
.nav-item.is-open .nav-link-btn { color: #c2410c; border-bottom-color: #c2410c; }
.nav-item.is-open .chevron { transform: rotate(180deg); }
.mega-col-title { font-size: 12px; color: var(--text-secondary); line-height: 1.5; }
.mega-link-desc { font-size: 12px; line-height: 1.65; }
.mega-link-item { min-height: 56px; }
.mega-promo-box { padding: 20px; gap: 16px; }
.mega-promo-title { line-height: 1.4; }
.mega-promo-box .consult-device-image { display: block; width: 100%; height: 155px; object-fit: contain; margin: 10px auto; }
.device-illustration-note { display: block; color: #e2e8f0; font-size: 11px; margin-top: 8px; }
.mega-promo-box .btn-select-plan { min-height: 44px; font-size: 14px !important; background: #fff; color: #9a3412; box-shadow: none; }
.mobile-consult-card { display: flex; align-items: center; gap: 12px; padding: 14px; margin: 8px 0; border-radius: 14px; border: 1px solid var(--border-subtle); background: var(--bg-surface-muted); }
.mobile-consult-card .consult-device-image { flex: 0 0 85px; width: 85px; height: 110px; object-fit: contain; }
.mobile-consult-card strong { display: block; font-size: 14px; line-height: 1.5; }
.mobile-consult-card small { display: block; font-size: 11px; color: var(--text-secondary); margin: 4px 0 10px; }
.mobile-consult-card button { min-height: 44px; padding: 10px 14px; font-size: 14px; }
.mobile-accordion-content.open { max-height: none; }
.mobile-nav-panel { overflow-y: auto; height: 100dvh; }
.nav-link-btn:focus-visible, .mega-menu :focus-visible, .mobile-nav-drawer :focus-visible { outline: 3px solid #2563eb; outline-offset: 3px; }
@media (min-width: 1024px) and (max-width: 1279px) {
  .portal-title { display: none; }
  .main-nav-desktop { gap: 0; }
  .nav-link-btn { padding-left: 8px; padding-right: 8px; font-size: 13px; }
  .mega-grid { grid-template-columns: repeat(3,minmax(0,1fr)) 235px; }
  .region-pill { display: none; }
}
@media (max-width: 767px) {
  .official-fpt-logo { width: 114px; }
  .footer-official-logo { width: 150px; }
  .portal-title { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .mobile-nav-drawer, .mobile-nav-panel, .mega-menu, .mobile-accordion-content { transition: none; }
}
.mobile-nav-drawer * { transition-property: background-color, color, border-color, box-shadow, transform; }
.mobile-nav-drawer .btn-close-sheet, .mobile-accordion-btn, .mobile-sublink { min-height: 44px; }
.mobile-nav-drawer .btn-close-sheet { width: 44px; height: 44px; }
.utility-item, .utility-text { min-width: 0; }
.utility-title, .utility-subtitle { overflow-wrap: anywhere; }
@media (min-width: 1024px) {
  .quick-utilities-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .utility-item { gap: 10px; padding: 10px; }
}
@media (max-width: 540px) {
  .site-header .btn-header-call, .site-header .btn-mobile-menu-toggle { width: 44px !important; height: 44px !important; }
  .header-actions .region-pill { max-width: 100px !important; min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  [data-aos] { opacity: 1 !important; transform: none !important; transition: none !important; }
  .mobile-nav-drawer * { transition: none; }
}
.data-notice { padding-top: 36px; padding-bottom: 64px; color: var(--text-primary); line-height: 1.75; }
.data-notice-back { display: inline-block; padding: 10px 0; margin-bottom: 16px; color: #9a3412; font-weight: 600; }
.data-notice-eyebrow { font-size: 12px; letter-spacing: .08em; font-weight: 700; color: #9a3412; }
.data-notice h1 { font-size: clamp(26px,4vw,36px); line-height: 1.3; margin: 10px 0 16px; }
.data-notice section { border-top: 1px solid var(--border-subtle); padding-top: 24px; margin-top: 24px; }
.data-notice h2 { font-size: 20px; line-height: 1.5; margin-bottom: 10px; }
.data-notice p { color: var(--text-secondary); margin-bottom: 12px; }
.data-notice-contact .btn-primary-hero { display: inline-flex; background: #c2410c; margin-top: 8px; }
body { --text-muted: #64748b; }
.bottom-sheet .btn-close-sheet { width: 44px; height: 44px; }
.bottom-sheet :focus-visible { outline: 3px solid #2563eb; outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { .bottom-sheet-backdrop, .bottom-sheet-backdrop * { transition: none; } }
.btn-primary-hero, .btn-submit-lead, .btn-select-plan.primary { background: #c2410c; color: white; }
.btn-primary-hero:hover, .btn-submit-lead:hover, .btn-select-plan.primary:hover { background: #9a3412; }
.mega-promo-box .btn-select-plan.primary { background: white; color: #9a3412; }
.mega-promo-box .btn-select-plan.primary:hover { background: #fff7ed; }
#compare-modal .bottom-sheet-body button { min-height: 44px; padding: 10px 14px; border-radius: 10px; font-weight: 600; }
#compare-modal .bottom-sheet-body button + button { margin-top: 10px; border: 1px solid var(--border-strong); color: var(--text-secondary); background: var(--bg-surface); }
.mega-menu * { transition-property: color, background-color, border-color, box-shadow, transform; }
.main-nav-desktop .mega-menu { transition-property: opacity, transform; }
/* Existing Admin motion controls now apply to the complete official artwork. */
.fpt-brand-mark.fpt-anim-wave .official-fpt-logo { animation: fptBrandFloat 4s ease-in-out infinite; }
.fpt-brand-mark.fpt-anim-bounce .official-fpt-logo { animation: fptBrandBounce 3s ease-in-out infinite; }
.fpt-brand-mark.fpt-anim-glow .official-fpt-logo { animation: fptBrandGlow 4s ease-in-out infinite; }
@keyframes fptBrandFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-1px); } }
@keyframes fptBrandBounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-2px); } }
@keyframes fptBrandGlow { 0%, 100% { filter: none; } 50% { filter: drop-shadow(0 1px 3px rgb(242 111 33 / .18)); } }
@media (prefers-reduced-motion: reduce) { .fpt-brand-mark .official-fpt-logo { animation: none !important; } }