/* ==========================================================================
   SUAXEMAYHCM.IO.VN — High-Conversion Landing Page Stylesheet
   Chuyên Sửa Xe Máy Tận Nơi & Cứu Hộ Lưu Động 24/7 TP.HCM
   Hotline / Zalo: 0937.466.210
   ========================================================================== */

:root {
  --bg-page: #f8fafc;
  --bg-white: #ffffff;
  --bg-soft: #f1f5f9;
  --bg-navy: #0b132b;
  --bg-navy-light: #1c2541;

  --brand-red: #dc2626;
  --brand-red-dark: #b91c1c;
  --brand-red-soft: #fef2f2;
  --brand-red-border: #fecaca;

  --accent-amber: #f59e0b;
  --accent-amber-soft: #fffbeb;

  --zalo-blue: #0068ff;
  --zalo-blue-dark: #0052cc;
  --zalo-blue-soft: #eff6ff;

  --emerald: #10b981;
  --emerald-dark: #059669;
  --emerald-soft: #ecfdf5;

  --text-dark: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;

  --border-color: #e2e8f0;
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 10px 25px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.12);
  --shadow-red: 0 10px 25px rgba(220, 38, 38, 0.28);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
  padding-bottom: 76px;
}

@media (min-width: 992px) {
  body {
    padding-bottom: 0;
  }
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ==========================================================================
   1. TOP EMERGENCY BAR
   ========================================================================== */
.top-emergency-bar {
  background: var(--bg-navy);
  color: #e2e8f0;
  font-size: 0.82rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: #ffffff;
}

.pulse-green {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--emerald);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulseGreen 1.8s infinite;
  flex-shrink: 0;
}

@keyframes pulseGreen {
  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);
  }
}

.top-bar-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.top-bar-meta span,
.top-bar-meta a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.top-bar-meta a:hover {
  color: var(--accent-amber);
}

@media (max-width: 768px) {
  .top-emergency-bar {
    display: none;
  }
}

/* ==========================================================================
   2. STICKY HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-xs);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  gap: 1rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand-red) 0%, var(--brand-red-dark) 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.25);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-dark);
}

.brand-title span {
  color: var(--brand-red);
}

.brand-domain {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-body);
  padding: 0.35rem 0;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--brand-red);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-red {
  background: linear-gradient(135deg, var(--brand-red) 0%, var(--brand-red-dark) 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(220, 38, 38, 0.25);
}

.btn-red:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(220, 38, 38, 0.35);
}

.btn-zalo {
  background: var(--zalo-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(0, 104, 255, 0.2);
}

.btn-zalo:hover {
  background: var(--zalo-blue-dark);
  transform: translateY(-1px);
}

.btn-outline {
  background: var(--bg-white);
  color: var(--text-dark);
  border-color: var(--border-color);
}

.btn-outline:hover {
  border-color: var(--brand-red);
  color: var(--brand-red);
}

.btn-lg {
  padding: 0.85rem 1.45rem;
  font-size: 1rem;
}

.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-white);
  color: var(--text-dark);
  font-size: 1.1rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

@media (max-width: 991px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.25rem;
    gap: 0.85rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

  .header-cta .btn-zalo {
    display: none;
  }
}

/* ==========================================================================
   3. HERO SECTION (SPLIT CONVERSION + SOS GPS CARD)
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 2.5rem 0 3.25rem;
  background:
    radial-gradient(circle at 10% 15%, rgba(220, 38, 38, 0.07) 0%, transparent 45%),
    radial-gradient(circle at 90% 80%, rgba(0, 104, 255, 0.06) 0%, transparent 45%),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
}

.hero-live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--emerald-soft);
  border: 1px solid #a7f3d0;
  color: #065f46;
  font-size: 0.84rem;
  font-weight: 700;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(1.85rem, 3.6vw, 2.85rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.025em;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.hero-title .text-red {
  color: var(--brand-red);
}

.hero-title .text-underline {
  text-decoration: underline;
  text-decoration-color: rgba(220, 38, 38, 0.35);
  text-underline-offset: 6px;
}

.hero-subtitle {
  font-size: 1.04rem;
  color: var(--text-body);
  margin-bottom: 1.25rem;
  max-width: 620px;
}

/* Quick Symptom Selector Chips */
.symptom-chips-wrap {
  margin-bottom: 1.4rem;
}

.symptom-chips-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  display: block;
}

.symptom-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.symptom-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 0.4rem 0.85rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-body);
  cursor: pointer;
  transition: var(--transition);
}

.symptom-chip i {
  color: var(--brand-red);
}

.symptom-chip:hover,
.symptom-chip.active {
  background: var(--brand-red-soft);
  border-color: var(--brand-red);
  color: var(--brand-red-dark);
}

/* Price Anchor Strip */
.hero-price-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.price-badge-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--brand-red);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.8rem;
  box-shadow: var(--shadow-xs);
}

.price-badge-card span {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

.price-badge-card strong {
  font-size: 1rem;
  font-weight: 800;
  color: var(--brand-red);
}

/* Hero Primary CTAs */
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.65rem;
}

.cta-giant-call {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  background: linear-gradient(135deg, var(--brand-red) 0%, var(--brand-red-dark) 100%);
  color: #ffffff;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-red);
}

.cta-giant-call:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(220, 38, 38, 0.35);
}

.cta-call-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.cta-call-text small {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0.92;
}

.cta-call-text strong {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.cta-giant-zalo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: var(--zalo-blue);
  color: #ffffff;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.98rem;
  box-shadow: 0 8px 20px rgba(0, 104, 255, 0.22);
}

.cta-giant-zalo:hover {
  background: var(--zalo-blue-dark);
  transform: translateY(-2px);
}

/* Trust Guarantee Row */
.hero-guarantees {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding-top: 1.15rem;
  border-top: 1px dashed var(--border-color);
}

.guarantee-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.guarantee-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-soft);
  color: var(--brand-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.guarantee-text strong {
  display: block;
  font-size: 0.85rem;
  color: var(--text-dark);
}

.guarantee-text span {
  font-size: 0.76rem;
  color: var(--text-muted);
}

/* Hero Right Column: SOS Dispatch Card + Mechanic Photo */
.hero-dispatch-card {
  background: var(--bg-white);
  border: 2px solid var(--brand-red-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.dispatch-banner-img {
  position: relative;
  height: 195px;
  overflow: hidden;
}

.dispatch-banner-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dispatch-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.1) 0%, rgba(15, 23, 42, 0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem 1.25rem;
  color: #ffffff;
}

.dispatch-banner-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--brand-red);
  color: #ffffff;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  width: fit-content;
  margin-bottom: 0.35rem;
}

.dispatch-banner-overlay h2 {
  font-size: 1.15rem;
  font-weight: 800;
}

.dispatch-form-body {
  padding: 1.25rem;
}

.form-group {
  margin-bottom: 0.85rem;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.35rem;
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--text-dark);
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--brand-red);
  background: var(--bg-white);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

.gps-input-row {
  display: flex;
  gap: 0.5rem;
}

.btn-gps {
  background: var(--emerald-soft);
  color: #065f46;
  border: 1px solid #6ee7b7;
  padding: 0 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: var(--transition);
}

.btn-gps:hover {
  background: #d1fae5;
}

.gps-status {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-price-strip {
    grid-template-columns: 1fr;
  }
  .hero-guarantees {
    grid-template-columns: 1fr;
  }
  .hero-cta-row .cta-giant-call,
  .hero-cta-row .cta-giant-zalo {
    width: 100%;
    justify-content: center;
  }
}

/* ==========================================================================
   4. STATS BAR
   ========================================================================== */
.stats-bar {
  background: var(--bg-navy);
  color: #ffffff;
  padding: 1.75rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  text-align: center;
}

.stat-box h3 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--accent-amber);
  margin-bottom: 0.2rem;
}

.stat-box p {
  font-size: 0.86rem;
  color: #cbd5e1;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   5. COMMON SECTION STYLING
   ========================================================================== */
.section {
  padding: 4rem 0;
}

.section-white {
  background: var(--bg-white);
}

.section-navy {
  background: var(--bg-navy);
  color: #ffffff;
}

.section-header {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 2.75rem;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--brand-red-soft);
  color: var(--brand-red);
  border: 1px solid var(--brand-red-border);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.section-navy .section-badge {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border-color: rgba(245, 158, 11, 0.3);
}

.section-title {
  font-size: clamp(1.55rem, 2.8vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.65rem;
}

.section-desc {
  font-size: 0.98rem;
  color: var(--text-body);
}

.section-navy .section-desc {
  color: #cbd5e1;
}

/* ==========================================================================
   6. 6 CORE SERVICES GRID
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

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

.service-thumb {
  position: relative;
  height: 205px;
  overflow: hidden;
}

.service-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.service-card:hover .service-thumb img {
  transform: scale(1.05);
}

.service-price-pill {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: var(--brand-red);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 800;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
}

.service-eta-pill {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  color: #34d399;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-full);
}

.service-content {
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-content h3 {
  font-size: 1.12rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.service-content p {
  font-size: 0.9rem;
  color: var(--text-body);
  margin-bottom: 0.95rem;
}

.service-checklist {
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.service-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.86rem;
  color: var(--text-body);
  margin-bottom: 0.4rem;
}

.service-checklist li i {
  color: var(--emerald);
  margin-top: 0.25rem;
  flex-shrink: 0;
}

.service-footer {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0.55rem;
}

@media (max-width: 991px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   7. INTERACTIVE DIAGNOSTIC & PRICE CALCULATOR + TABLE
   ========================================================================== */
.calculator-panel {
  background: linear-gradient(135deg, #ffffff 0%, #fff1f2 100%);
  border: 2px solid var(--brand-red-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 2.5rem;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 2rem;
  align-items: center;
}

.calc-inputs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.calc-output-box {
  background: var(--bg-navy);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 1.65rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.calc-output-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  font-weight: 700;
}

.calc-output-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent-amber);
  margin: 0.45rem 0;
}

.calc-output-note {
  font-size: 0.84rem;
  color: #cbd5e1;
  margin-bottom: 1.15rem;
}

.pricing-table-container {
  overflow-x: auto;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

.pricing-table th {
  background: var(--bg-navy);
  color: #ffffff;
  text-align: left;
  padding: 1rem 1.15rem;
  font-size: 0.9rem;
  font-weight: 700;
}

.pricing-table td {
  padding: 0.95rem 1.15rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
  color: var(--text-body);
}

.pricing-table tr:last-child td {
  border-bottom: none;
}

.pricing-table tr:hover td {
  background: var(--bg-page);
}

.price-tag-bold {
  font-weight: 800;
  color: var(--brand-red);
}

@media (max-width: 991px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .calc-inputs-grid {
    grid-template-columns: 1fr;
  }
  .calculator-panel {
    padding: 1.25rem;
  }
}

/* ==========================================================================
   8. PAIN-POINT COMPARISON SECTION (WHY CHOOSE US)
   ========================================================================== */
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.compare-card {
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border-color);
}

.compare-bad {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.compare-good {
  background: #ffffff;
  border: 2px solid var(--emerald);
  box-shadow: var(--shadow-md);
}

.compare-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.15rem;
}

.compare-header i {
  font-size: 1.5rem;
}

.compare-header h3 {
  font-size: 1.18rem;
  font-weight: 800;
}

.compare-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.92rem;
  margin-bottom: 0.75rem;
}

@media (max-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   9. DISTRICT COVERAGE & FILTER BOARD
   ========================================================================== */
.district-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.district-tab {
  background: rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.district-tab:hover,
.district-tab.active {
  background: var(--brand-red);
  color: #ffffff;
  border-color: var(--brand-red);
}

.districts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

.district-card {
  background: var(--bg-navy-light);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
  transition: var(--transition);
}

.district-card:hover {
  border-color: var(--accent-amber);
  transform: translateY(-3px);
}

.district-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
}

.district-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.district-title i {
  color: var(--accent-amber);
}

.eta-tag {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.district-routes {
  font-size: 0.84rem;
  color: #cbd5e1;
  margin-bottom: 0.6rem;
}

.district-checkpoint {
  font-size: 0.8rem;
  color: #fde68a;
  background: rgba(15, 23, 42, 0.55);
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
}

.district-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

@media (max-width: 991px) {
  .districts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .districts-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   10. 4-STEP WORKFLOW & REVIEWS & FAQ
   ========================================================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.step-box {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  position: relative;
  box-shadow: var(--shadow-xs);
}

.step-num {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--brand-red-soft);
  color: var(--brand-red);
  font-weight: 800;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.9rem;
}

.step-box h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 0.45rem;
}

.step-box p {
  font-size: 0.88rem;
  color: var(--text-body);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.35rem;
}

.review-card {
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-stars {
  color: var(--accent-amber);
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.review-quote {
  font-size: 0.92rem;
  color: var(--text-body);
  font-style: italic;
  margin-bottom: 1.15rem;
}

.review-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: 0.85rem;
}

.review-meta strong {
  display: block;
  font-size: 0.9rem;
}

.review-meta span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* FAQ */
.faq-container {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.1rem 1.25rem;
  text-align: left;
  font-family: inherit;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
}

.faq-question i {
  color: var(--brand-red);
  transition: transform 0.25s ease;
}

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

.faq-answer {
  display: none;
  padding: 0 1.25rem 1.15rem;
  font-size: 0.92rem;
  color: var(--text-body);
  border-top: 1px solid var(--bg-soft);
}

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

@media (max-width: 991px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .reviews-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   11. FOOTER
   ========================================================================== */
.site-footer {
  background: #070c1b;
  color: #cbd5e1;
  padding: 3.5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

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

.footer-links li {
  margin-bottom: 0.55rem;
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: var(--accent-amber);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.35rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: #94a3b8;
}

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   12. FLOATING BUTTONS, SOCIAL PROOF TOAST & MOBILE STICKY THUMB BAR
   ========================================================================== */
.live-toast {
  position: fixed;
  bottom: 22px;
  left: 22px;
  z-index: 990;
  background: rgba(11, 19, 43, 0.95);
  backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--emerald);
  box-shadow: var(--shadow-lg);
  max-width: 320px;
  font-size: 0.8rem;
  transition: opacity 0.35s ease;
}

.floating-cta-stack {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 995;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.float-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.1rem;
  border-radius: var(--radius-full);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
}

.float-pill-zalo {
  background: var(--zalo-blue);
}

.float-pill-call {
  background: var(--brand-red);
}

.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1005;
  background: var(--bg-white);
  border-top: 1px solid var(--border-color);
  padding: 0.55rem 0.75rem;
  box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.1);
  grid-template-columns: 1.45fr 0.85fr;
  gap: 0.55rem;
}

.mobile-call-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, var(--brand-red) 0%, var(--brand-red-dark) 100%);
  color: #ffffff;
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.75rem;
  font-weight: 800;
}

.mobile-call-btn span {
  display: block;
  font-size: 0.95rem;
  line-height: 1.15;
}

.mobile-call-btn small {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  opacity: 0.9;
}

@media (max-width: 991px) {
  .mobile-sticky-bar {
    display: grid;
  }
  .floating-cta-stack,
  .live-toast {
    display: none;
  }
}