/* =========================================================================
   CAMERA YOOSEE 2 MẮT - HIGH CONVERSION LANDING PAGE STYLESHEET
   Thiết kế chuẩn Ecommerce tối ưu tỉ lệ chuyển đổi (CRO)
   ========================================================================= */

:root {
  --primary: #0284c7;
  --primary-dark: #0369a1;
  --primary-light: #e0f2fe;
  --accent: #dc2626;
  --accent-hover: #b91c1c;
  --accent-orange: #ea580c;
  --warning: #f59e0b;
  --success: #16a34a;
  --dark-navy: #0f172a;
  --dark-card: #1e293b;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.12), 0 8px 10px -6px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 20px rgba(220, 38, 38, 0.4);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --font-main: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.5;
  overflow-x: hidden;
  max-width: 100vw;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

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

button, input, select, textarea {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 16px;
}

/* =========================================================================
   TOP ANNOUNCEMENT BAR
   ========================================================================= */
.top-bar {
  background: linear-gradient(90deg, #b91c1c 0%, #ea580c 50%, #b91c1c 100%);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 8px 12px;
  text-align: center;
  position: relative;
  z-index: 50;
  letter-spacing: 0.2px;
}

.top-bar-marquee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.top-bar-badge {
  background: #ffffff;
  color: #dc2626;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  animation: pulseBadge 1.2s infinite ease-in-out;
}

@keyframes pulseBadge {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

/* =========================================================================
   MAIN HEADER / NAVIGATION
   ========================================================================= */
.main-header {
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--border-color);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--dark-navy), #1e3a8a);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 4px 10px rgba(2, 132, 199, 0.3);
}

.brand-info h1 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark-navy);
  line-height: 1.15;
  text-transform: uppercase;
}

.brand-info span {
  font-size: 0.72rem;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hotline-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: var(--accent);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  transition: all 0.2s;
}

.hotline-btn:hover {
  background: #fee2e2;
  transform: translateY(-1px);
}

.btn-order-nav {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-orange) 100%);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.3);
  transition: all 0.25s;
  cursor: pointer;
  border: none;
}

.btn-order-nav:hover {
  box-shadow: 0 6px 18px rgba(220, 38, 38, 0.5);
  transform: translateY(-1px);
}

/* =========================================================================
   HERO / OFFER SECTION
   ========================================================================= */
.hero-section {
  padding: 24px 0 36px;
  background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 50%, var(--bg-page) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}

.hero-gallery {
  position: relative;
}

.main-img-wrap {
  position: relative;
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 12px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.main-img-wrap img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
  transition: transform 0.4s ease;
}

.main-img-wrap:hover img {
  transform: scale(1.02);
}

.sale-badge-ribbon {
  position: absolute;
  top: 18px;
  left: 18px;
  background: linear-gradient(135deg, #dc2626, #ef4444);
  color: #ffffff;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 800;
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.4);
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 6px;
}

.genuine-badge-ribbon {
  position: absolute;
  bottom: 18px;
  right: 18px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(8px);
  color: #f8fafc;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  gap: 6px;
}

.thumb-strip {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.thumb-item {
  width: 68px;
  height: 68px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  background: #ffffff;
  padding: 4px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s;
  flex-shrink: 0;
}

.thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
}

.thumb-item.active, .thumb-item:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.25);
}

/* HERO CONTENT RIGHT */
.hero-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.product-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #e0f2fe;
  color: var(--primary-dark);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  width: fit-content;
}

.hero-title {
  font-size: 1.85rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--dark-navy);
}

.hero-title .highlight-text {
  background: linear-gradient(120deg, #dc2626 0%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.social-proof-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.star-rating {
  color: #f59e0b;
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 0.95rem;
}

.divider-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #cbd5e1;
}

/* PRICE & COUNTDOWN CARD */
.price-box-deal {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  border: 2px solid #fee2e2;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.price-box-deal::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #dc2626, #ea580c);
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}

.current-price {
  font-size: 2.1rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.old-price {
  font-size: 1.1rem;
  color: var(--text-light);
  text-decoration: line-through;
  font-weight: 600;
}

.discount-tag {
  background: #fef2f2;
  color: var(--accent);
  border: 1px dashed var(--accent);
  padding: 2px 8px;
  border-radius: 6px;
  font-weight: 800;
  font-size: 0.82rem;
}

/* COUNTDOWN MINI */
.countdown-strip {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.countdown-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: #991b1b;
  display: flex;
  align-items: center;
  gap: 6px;
}

.countdown-digits {
  display: flex;
  align-items: center;
  gap: 4px;
}

.digit-box {
  background: var(--dark-navy);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.88rem;
  padding: 4px 7px;
  border-radius: 6px;
  min-width: 28px;
  text-align: center;
  box-shadow: inset 0 -2px 0 rgba(0,0,0,0.3);
}

.digit-sep {
  font-weight: 800;
  color: var(--dark-navy);
}

/* STOCK BAR */
.stock-progress-wrap {
  margin-top: 10px;
}

.stock-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.stock-bar-track {
  width: 100%;
  height: 8px;
  background: #f1f5f9;
  border-radius: var(--radius-full);
  overflow: hidden;
}

.stock-bar-fill {
  height: 100%;
  width: 92%;
  background: linear-gradient(90deg, #f59e0b, #ef4444);
  border-radius: var(--radius-full);
  animation: barPulse 2s infinite ease-in-out;
}

@keyframes barPulse {
  0%, 100% { opacity: 0.95; }
  50% { opacity: 1; filter: brightness(1.1); }
}

/* BULLET HIGHLIGHTS */
.hero-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hero-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--dark-navy);
}

.bullet-icon {
  color: var(--success);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: -1px;
}

/* HERO CTA */
.hero-cta-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.btn-cta-pulse {
  background: linear-gradient(135deg, #dc2626 0%, #ea580c 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-full);
  padding: 16px 28px;
  font-size: 1.12rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(220, 38, 38, 0.45);
  animation: ctaPulseAnim 1.6s infinite ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform 0.2s;
  width: 100%;
}

.btn-cta-pulse:hover {
  transform: scale(1.02);
  filter: brightness(1.08);
}

@keyframes ctaPulseAnim {
  0% { transform: scale(1); box-shadow: 0 6px 20px rgba(220, 38, 38, 0.45); }
  50% { transform: scale(1.03); box-shadow: 0 8px 30px rgba(220, 38, 38, 0.7); }
  100% { transform: scale(1); box-shadow: 0 6px 20px rgba(220, 38, 38, 0.45); }
}

.cta-subtext {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* TRUST BADGES BAR */
.trust-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 32px;
}

.trust-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s;
}

.trust-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.trust-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #eff6ff;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.trust-title {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--dark-navy);
  line-height: 1.2;
}

.trust-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* =========================================================================
   SECTION HEADERS
   ========================================================================= */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 36px;
}

.section-badge {
  display: inline-block;
  background: #fee2e2;
  color: #dc2626;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--dark-navy);
  line-height: 1.3;
}

.section-title span {
  color: var(--accent);
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* =========================================================================
   COMPARISON SECTION: TRUYỀN THỐNG VS YOOSEE 2 MẮT
   ========================================================================= */
.comparison-section {
  padding: 50px 0;
  background: #ffffff;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.comp-card {
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  position: relative;
}

.comp-card.bad {
  background: #fff1f2;
  border: 2px solid #fecdd3;
}

.comp-card.good {
  background: #f0fdf4;
  border: 2px solid #bbf7d0;
  box-shadow: 0 10px 30px rgba(22, 163, 74, 0.15);
}

.comp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(0, 0, 0, 0.1);
}

.comp-title {
  font-size: 1.25rem;
  font-weight: 800;
}

.comp-card.bad .comp-title { color: #be123c; }
.comp-card.good .comp-title { color: #15803d; }

.comp-tag {
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.comp-card.bad .comp-tag { background: #ffe4e6; color: #9f1239; }
.comp-card.good .comp-tag { background: #dcfce7; color: #166534; }

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.comp-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.4;
}

.comp-card.bad .comp-list li { color: #475569; }
.comp-card.good .comp-list li { color: #1e293b; }

.comp-icon {
  font-size: 1.15rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.comp-card.bad .comp-icon { color: #e11d48; }
.comp-card.good .comp-icon { color: #16a34a; }

/* =========================================================================
   CHI TIẾT THÔNG SỐ & INFOGRAPHICS (4 ẢNH CHUẨN MẪU MỚI)
   ========================================================================= */
.features-section {
  padding: 50px 0 60px;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.spec-infographics-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 680px;
  margin: 0 auto;
}

.spec-banner-item {
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 12px 35px rgba(15, 23, 42, 0.12);
  border: 1.5px solid #e2e8f0;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  background: #ffffff;
}

.spec-banner-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.18);
}

.spec-banner-img {
  width: 100%;
  height: auto;
  display: block;
}

/* =========================================================================
   VIDEO SHOWCASE SECTION
   ========================================================================= */
.video-section {
  padding: 60px 0;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
}

.video-section .section-title {
  color: #ffffff;
}

.video-section .section-subtitle {
  color: #94a3b8;
}

.video-wrapper {
  max-width: 820px;
  margin: 0 auto;
  background: #000000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  border: 2px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

.video-wrapper video {
  width: 100%;
  height: auto;
  max-height: 520px;
  display: block;
}

.video-sound-toggle {
  position: absolute;
  bottom: 24px;
  right: 20px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(8px);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  z-index: 15;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.25s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.video-sound-toggle:hover {
  background: #dc2626;
  border-color: #ef4444;
  transform: scale(1.05);
}

.video-badges {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.v-badge {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #e2e8f0;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* =========================================================================
   PACKAGES / COMBO SELECTOR (TRỌNG TÂM CHỐT ĐƠN)
   ========================================================================= */
.packages-section {
  padding: 60px 0;
  background: #ffffff;
}

.packages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.pkg-card {
  background: #ffffff;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.pkg-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.pkg-card.selected {
  border-color: var(--accent);
  background: #fffafa;
  box-shadow: 0 8px 25px rgba(220, 38, 38, 0.2);
  transform: translateY(-4px);
}

.pkg-flag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dark-navy);
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  white-space: nowrap;
}

.pkg-card.best-seller .pkg-flag {
  background: linear-gradient(90deg, #dc2626, #ea580c);
}

.pkg-card.recommended .pkg-flag {
  background: linear-gradient(90deg, #0284c7, #2563eb);
}

.pkg-name {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark-navy);
  margin-top: 6px;
  line-height: 1.3;
}

.pkg-storage {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 6px 0 12px;
  font-weight: 600;
}

.pkg-price-wrap {
  margin: auto 0 12px;
}

.pkg-price {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--accent);
}

.pkg-old-price {
  font-size: 0.85rem;
  color: var(--text-light);
  text-decoration: line-through;
  font-weight: 600;
}

.pkg-radio-btn {
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-full);
  background: #f1f5f9;
  color: var(--text-main);
  font-size: 0.82rem;
  font-weight: 700;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.pkg-card.selected .pkg-radio-btn {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.35);
}

/* =========================================================================
   EXACT HIGH CONVERSION ORDER CARD (MATCH USER SCREENSHOT 100%)
   ========================================================================= */
.order-section {
  padding: 50px 0 60px;
  background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
}

.order-exact-card {
  max-width: 440px;
  margin: 0 auto;
  background: #ffffff url('../images/1b4f9517-5b90-4b05-ae00-4794840b0e19-20260428023839-lkqes.png') no-repeat center top;
  background-size: 100% 100%;
  border-radius: 20px;
  box-shadow: 0 16px 45px rgba(15, 23, 42, 0.15);
  border: 1.5px solid #dbeafe;
  padding: 24px 20px 32px;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

/* 1. Header Red Title */
.order-exact-title {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(21px, 5.5vw, 25px);
  font-weight: 900;
  font-style: italic;
  color: #e5252a;
  text-align: center;
  line-height: 1.25;
  letter-spacing: 0.3px;
  margin: 4px 0 8px;
  text-shadow: 0 2px 5px rgba(229, 37, 42, 0.25);
}

/* 2. Sub-price Line */
.order-exact-price-row {
  text-align: center;
  font-style: italic;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
}

.order-exact-price-row .price-lbl {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(20px, 5.2vw, 24px);
  font-weight: 800;
  color: #163b65;
}

.order-exact-price-row .price-val {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(26px, 7vw, 34px);
  font-weight: 900;
  color: #ea580c;
  text-shadow: 0 1px 2px rgba(234, 88, 12, 0.2);
  letter-spacing: -0.5px;
}

/* 3. Countdown Title */
.order-exact-cd-title {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(16px, 4.2vw, 19px);
  font-weight: 800;
  font-style: italic;
  color: #163b65;
  text-align: center;
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

/* 4. Countdown 4 Navy Boxes */
.order-exact-cd-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}

.cd-exact-col {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cd-exact-box {
  background: #163b65;
  color: #ffffff;
  width: clamp(52px, 13vw, 60px);
  height: clamp(52px, 13vw, 58px);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(22px, 5.8vw, 28px);
  font-weight: 800;
  box-shadow: 0 4px 10px rgba(22, 59, 101, 0.28);
}

.cd-exact-lbl {
  margin-top: 5px;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
  text-align: center;
}

/* 5. 3 Clean Flat Inputs */
.order-exact-inputs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.order-exact-input {
  width: 100%;
  box-sizing: border-box;
  height: 45px;
  background: #ffffff;
  border: 1px solid #d1d5db;
  border-radius: 4px;
  padding: 0 16px;
  font-size: 15px;
  font-family: 'Montserrat', sans-serif;
  color: #1e293b;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.order-exact-input::placeholder {
  color: #64748b;
  font-weight: 400;
}

.order-exact-input:focus {
  border-color: #0284c7;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

/* 6. Radio Choices List */
.order-exact-radios {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.order-exact-radio-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  padding: 2px 0;
  user-select: none;
}

.order-exact-radio-row .order-radio-circle {
  width: 17px;
  height: 17px;
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
  accent-color: #dc2626;
}

.order-exact-radio-row .order-radio-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 13.5px;
  line-height: 1.45;
  color: #334155;
  font-weight: 500;
}

.order-exact-radio-row.active .order-radio-title {
  color: #0f172a;
  font-weight: 600;
}

/* 7. Big Red Pill Submit Button (Match Screenshot 100%) */
#BUTTON1172.btn-exact-register,
.btn-exact-register {
  width: 100% !important;
  max-width: 380px !important;
  margin: 16px auto 6px auto !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  height: 58px !important;
  background: linear-gradient(180deg, #ff3b30 0%, #dc2626 100%) !important;
  background-color: #dc2626 !important;
  color: #ffffff !important;
  border: none !important;
  border-radius: 9999px !important;
  font-family: 'Montserrat', sans-serif !important;
  font-size: clamp(17px, 4.5vw, 20px) !important;
  font-weight: 800 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
  cursor: pointer !important;
  box-shadow: 0 10px 28px rgba(220, 38, 38, 0.55) !important;
  transition: all 0.2s ease-in-out !important;
  animation: pulseExactRedBtn 1.6s infinite ease-in-out !important;
  outline: none !important;
}

#BUTTON1172.btn-exact-register .ladi-headline,
#BUTTON1172.btn-exact-register span,
.btn-exact-register span {
  color: #ffffff !important;
  font-family: 'Montserrat', sans-serif !important;
  font-size: clamp(17px, 4.5vw, 20px) !important;
  font-weight: 800 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
  display: inline-block !important;
}

#BUTTON1172.btn-exact-register:hover,
.btn-exact-register:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 14px 34px rgba(220, 38, 38, 0.7) !important;
  filter: brightness(1.05) !important;
}

#BUTTON1172.btn-exact-register:active,
.btn-exact-register:active {
  transform: translateY(1px) !important;
}

@keyframes pulseExactRedBtn {
  0% { transform: scale(1); box-shadow: 0 10px 28px rgba(220, 38, 38, 0.45); }
  50% { transform: scale(1.03); box-shadow: 0 14px 34px rgba(220, 38, 38, 0.7); }
  100% { transform: scale(1); box-shadow: 0 10px 28px rgba(220, 38, 38, 0.45); }
}

/* 8. Trust Row under Card */
.order-exact-trust-row {
  max-width: 500px;
  margin: 18px auto 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 18px;
  font-size: 0.84rem;
  font-weight: 600;
  color: #166534;
  text-align: center;
}

/* =========================================================================
   SHOPEE / ECOMMERCE STYLE REVIEWS (TỐI ƯU DI ĐỘNG)
   ========================================================================= */
.reviews-section {
  padding: 40px 0 60px;
  background: #ffffff;
}

.reviews-container {
  max-width: 820px;
  margin: 0 auto;
}

/* 1. Rating Summary Box */
.review-summary-header {
  background: #fffafa;
  border: 1px solid #fee2e2;
  border-radius: var(--radius-md);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 28px;
}

.review-score-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  flex-shrink: 0;
  min-width: 100px;
}

.review-score-num {
  font-size: 2.2rem;
  font-weight: 900;
  color: #dc2626;
  line-height: 1;
}

.review-score-stars {
  color: #f59e0b;
  font-size: 1rem;
  margin: 4px 0 2px;
}

.review-score-label {
  font-size: 0.82rem;
  color: #64748b;
  font-weight: 700;
}

.review-filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
}

.filter-pill {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid #e2e8f0;
  font-size: 0.82rem;
  font-weight: 600;
  color: #334155;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.filter-pill.active {
  border-color: #dc2626;
  color: #dc2626;
  background: #fef2f2;
}

.filter-pill:hover:not(.active) {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

/* 2. Review List */
.review-list {
  display: flex;
  flex-direction: column;
}

.review-item {
  padding: 22px 0;
  border-bottom: 1px solid #f1f5f9;
}

.review-item:last-child {
  border-bottom: none;
}

.review-user-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}

.review-avatar-img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid #e2e8f0;
  flex-shrink: 0;
}

.review-user-meta {
  display: flex;
  flex-direction: column;
}

.review-user-name {
  font-size: 0.98rem;
  font-weight: 800;
  color: #0f172a;
}

.review-user-stars {
  color: #f59e0b;
  font-size: 0.9rem;
  margin-top: 1px;
}

.review-text-content {
  font-size: 0.95rem;
  color: #1e293b;
  line-height: 1.6;
  margin: 10px 0 12px;
}

/* Product photo in review */
.review-product-photo-wrap {
  margin: 10px 0 14px;
  max-width: 320px;
}

.review-product-photo {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  cursor: pointer;
  transition: transform 0.25s;
  display: block;
}

.review-product-photo:hover {
  transform: scale(1.02);
}

/* Feedback tags / pills */
.review-tags-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0;
}

.review-tag-pill {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  color: #475569;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

/* Interaction row */
.review-meta-footer {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: #94a3b8;
  margin-top: 6px;
}

.review-helpful-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #64748b;
  cursor: pointer;
  background: none;
  border: none;
  font-size: 0.8rem;
  padding: 0;
  font-weight: 600;
}

.review-helpful-btn:hover {
  color: #dc2626;
}

/* Responsive on Mobile */
@media (max-width: 767px) {
  .review-summary-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 14px;
  }
  .review-score-box {
    align-self: center;
  }
  .review-filter-pills {
    gap: 6px;
  }
  .filter-pill {
    padding: 5px 10px;
    font-size: 0.75rem;
  }
  .review-product-photo-wrap {
    max-width: 100%;
  }
  .review-product-photo {
    max-height: 400px;
    object-fit: cover;
  }
}

/* =========================================================================
   FAQ ACCORDION
   ========================================================================= */
.faq-section {
  padding: 50px 0;
  background: var(--bg-page);
}

.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--dark-navy);
  user-select: none;
}

.faq-question:hover {
  background: #f8fafc;
}

.faq-arrow {
  font-size: 1.2rem;
  color: var(--primary);
  transition: transform 0.25s;
}

.faq-item.active .faq-arrow {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 20px 16px;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* =========================================================================
   FOOTER
   ========================================================================= */
.main-footer {
  background: var(--dark-navy);
  color: #94a3b8;
  padding: 40px 0 90px; /* Chừa khoảng trống cho sticky bar mobile */
  font-size: 0.85rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 28px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.footer-col p {
  line-height: 1.6;
  margin-bottom: 8px;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8rem;
}

/* =========================================================================
   FLOATING ACTION BUTTONS & NOTIFICATIONS
   ========================================================================= */
.floating-actions {
  position: fixed;
  bottom: 80px;
  right: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 90;
}

.float-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s;
  cursor: pointer;
  position: relative;
}

.float-btn:hover {
  transform: scale(1.1);
}

.float-btn.phone {
  background: #16a34a;
  color: #ffffff;
  font-size: 1.4rem;
  animation: phoneRing 1.5s infinite ease-in-out;
}

@keyframes phoneRing {
  0% { transform: rotate(0) scale(1); }
  10%, 30% { transform: rotate(-15deg) scale(1.08); }
  20%, 40% { transform: rotate(15deg) scale(1.08); }
  50% { transform: rotate(0) scale(1); }
  100% { transform: rotate(0) scale(1); }
}

.float-btn.zalo {
  background: #0068ff;
  padding: 8px;
}

.float-btn.zalo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.float-btn.scroll-top {
  background: #ffffff;
  color: var(--dark-navy);
  border: 1px solid var(--border-color);
  font-size: 1.2rem;
  display: none;
}

/* RECENT BUYER POPUP (FOMO) */
.recent-buyer-popup {
  position: fixed;
  bottom: 80px;
  left: 18px;
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 10px 14px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 85;
  max-width: 320px;
  transform: translateY(120%);
  opacity: 0;
  transition: all 0.4s ease;
  pointer-events: none;
}

.recent-buyer-popup.show {
  transform: translateY(0);
  opacity: 1;
}

.buyer-thumb {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #fee2e2;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.buyer-info {
  font-size: 0.78rem;
  line-height: 1.3;
}

.buyer-name {
  font-weight: 800;
  color: var(--dark-navy);
}

.buyer-action {
  color: var(--text-muted);
}

.buyer-time {
  color: #16a34a;
  font-size: 0.72rem;
  font-weight: 700;
}

/* =========================================================================
   STICKY BOTTOM BUY BAR (MOBILE ONLY)
   ========================================================================= */
.sticky-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff;
  padding: 10px 16px;
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.12);
  z-index: 80;
  border-top: 1px solid var(--border-color);
}

.sticky-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.sticky-price-info {
  display: flex;
  flex-direction: column;
}

.sticky-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
}

.sticky-price {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.1;
}

.btn-sticky-buy {
  background: linear-gradient(135deg, #dc2626 0%, #ea580c 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-full);
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
  cursor: pointer;
  animation: ctaPulseAnim 1.6s infinite ease-in-out;
  white-space: nowrap;
}

/* =========================================================================
   RESPONSIVE QUERIES
   ========================================================================= */
@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .feature-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .packages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  .trust-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

@media (max-width: 767px) {
  .top-bar {
    font-size: 0.75rem;
  }
  .header-actions .hotline-btn {
    display: none;
  }
  .hero-title {
    font-size: 1.45rem;
  }
  .current-price {
    font-size: 1.75rem;
  }
  .feature-cards-grid {
    grid-template-columns: 1fr;
  }
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  .packages-grid {
    grid-template-columns: 1fr;
  }
  .sticky-bottom-bar {
    display: block;
  }
  .float-btn-zalo {
    bottom: 74px !important;
    left: 10px !important;
  }
  .float-btn-phone {
    bottom: 74px !important;
    right: 10px !important;
  }
  .recent-buyer-popup {
    bottom: 80px;
    left: 12px;
    max-width: 270px;
  }
  .order-guarantees {
    grid-template-columns: 1fr;
  }
}