/* ==========================================================================
   1. RESET & BIẾN MÀU SẮC — PHIÊN BẢN GIAO DIỆN HIỆN ĐẠI HOÁ
   ========================================================================== */
:root {
  --amber-50: #fffbeb;
  --amber-100: #fef3c7;
  --amber-200: #fde68a;
  --amber-400: #fbbf24;
  --amber-500: #f59e0b;
  --amber-600: #d97706;
  --amber-700: #b45309;

  --bhx-green: #059669;
  --bhx-green-hover: #047857;
  --bhx-green-light: #e8f5e9;

  --rose-50: #fff1f2;
  --rose-500: #f43f5e;
  --rose-600: #e11d48;

  --emerald-50: #ecfdf5;
  --emerald-100: #d1fae5;
  --emerald-600: #059669;
  --emerald-700: #047857;

  --blue-50: #eff6ff;
  --blue-600: #2563eb;

  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --slate-950: #090d16;

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 26px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);

  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 6px 16px -2px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 16px 36px -8px rgba(15, 23, 42, 0.16);
  --shadow-2xl: 0 28px 56px -16px rgba(0, 0, 0, 0.4);
  --shadow-amber: 0 14px 28px -8px rgba(245, 158, 11, 0.38);
  --shadow-green: 0 14px 28px -8px rgba(5, 150, 105, 0.32);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 140px;
  font-family:
    "Plus Jakarta Sans",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
}

body {
  background-color: var(--slate-50);
  background-image: radial-gradient(circle at 10% 0%, rgba(245, 158, 11, 0.05) 0%, transparent 45%);
  color: var(--slate-900);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   2. HEADER NAVBAR, BANNER LỖI HỆ THỐNG & TOP BANNER
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--amber-400), var(--amber-600));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-amber);
  flex-shrink: 0;
}

.brand-logo svg {
  width: 24px;
  height: 24px;
}

.brand-text h1 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.2;
}

.brand-sub {
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--amber-600);
  letter-spacing: 0.04em;
  display: block;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  text-decoration: none;
  color: var(--slate-600);
  font-size: 0.875rem;
  font-weight: 600;
  transition: color 0.2s var(--ease);
}

.nav-links a:hover {
  color: var(--amber-600);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.system-error-banner {
  background: linear-gradient(90deg, #be123c, #e11d48);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 10px 0;
  text-align: center;
}

.btn-hotline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #f43f5e, #be123c);
  color: #fff;
  text-decoration: none;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  box-shadow: 0 6px 16px rgba(225, 29, 72, 0.3);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.btn-hotline:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(225, 29, 72, 0.36);
}

.dot-live {
  width: 7px;
  height: 7px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
  animation: pulseDot 1.8s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.btn-admin-shield {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-200);
  background: var(--slate-50);
  color: var(--slate-600);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.btn-admin-shield:hover {
  background: var(--slate-900);
  color: #fff;
  border-color: var(--slate-900);
}

.top-banner {
  position: relative;
  z-index: 10;
  background: linear-gradient(90deg, #1e3a8a, #0284c7, #1e3a8a);
  color: #fff;
  font-size: 0.8rem;
  padding: 8px 0;
}

.top-banner-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.banner-badge {
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 800;
  font-size: 0.7rem;
}

.banner-call {
  color: var(--amber-200);
  font-weight: 700;
  text-decoration: underline;
}

/* ==========================================================================
   3. HERO SECTION & FLOATING SEARCH CARD
   ========================================================================== */
.hero-section {
  position: relative;
  background-image:
    linear-gradient(rgba(9, 13, 22, 0.8), rgba(15, 23, 42, 0.92)),
    url("https://images.unsplash.com/photo-1528164344705-47542687000d?auto=format&fit=crop&w=1920&q=80");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: #fff;
  padding: 80px 0 88px;
  overflow: hidden;
}

.hero-glow-left {
  position: absolute;
  top: -120px;
  left: -120px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.22) 0%, transparent 70%);
  pointer-events: none;
}

.hero-glow-right {
  position: absolute;
  bottom: -150px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(5, 150, 105, 0.16) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(245, 158, 11, 0.14);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: var(--amber-400);
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 22px;
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.35rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 16px;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.hero-subtitle {
  color: var(--slate-400);
  font-size: 0.98rem;
  max-width: 640px;
  margin: 0 auto 40px;
}

.search-card {
  background: rgba(255, 255, 255, 0.98);
  color: var(--slate-900);
  max-width: 920px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  padding: 28px 30px;
  box-shadow: var(--shadow-2xl);
  text-align: left;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.search-card-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}

.calendar-icon {
  font-size: 1.25rem;
  background: var(--amber-50);
  border: 1px solid var(--amber-200);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}

.search-card-header h3 {
  font-size: 1.05rem;
  font-weight: 800;
}

.search-card-header p {
  font-size: 0.8rem;
  color: var(--slate-500);
}

.search-inputs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.input-box {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  transition: border-color 0.2s var(--ease);
}

.input-box:focus-within {
  border-color: var(--amber-400);
}

.input-box label {
  display: block;
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--amber-700);
  margin-bottom: 6px;
}

.input-box input,
.input-box select {
  width: 100%;
  border: none;
  background: transparent;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--slate-900);
  outline: none;
}

.search-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--slate-100);
  flex-wrap: wrap;
  gap: 12px;
}

.commit-text {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--slate-600);
}

.search-btn-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-secondary {
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  background: #fff;
  color: var(--slate-700);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.btn-secondary:hover {
  background: var(--slate-100);
  transform: translateY(-1px);
}

.btn-amber-search {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, var(--amber-400), var(--amber-600));
  color: #fff;
  font-size: 0.82rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow-amber);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.btn-amber-search:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 32px -8px rgba(245, 158, 11, 0.46);
}

/* ==========================================================================
   4. CATALOG SECTION & VEHICLE CARDS
   ========================================================================== */
.catalog-section {
  padding: 64px 20px;
  flex: 1;
}

.catalog-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.section-tag {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--amber-700);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: block;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 900;
  margin-top: 4px;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 0.88rem;
  color: var(--slate-500);
  margin-top: 4px;
}

.active-filter-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--emerald-50);
  border: 1px solid var(--emerald-100);
  color: var(--emerald-700);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 0.78rem;
  font-weight: 700;
}

.active-filter-badge button {
  background: none;
  border: none;
  color: var(--emerald-700);
  font-weight: 800;
  text-decoration: underline;
  cursor: pointer;
}

.filter-bar {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tab-btn {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--slate-100);
  color: var(--slate-700);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.tab-btn:hover {
  background: var(--slate-200);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--amber-400), var(--amber-600));
  color: #fff;
  box-shadow: var(--shadow-amber);
}

.sub-filters {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.sub-filter-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--slate-600);
  font-weight: 600;
}

.sub-filter-item select {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
}

.vehicles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 26px;
  min-height: 160px;
}

.grid-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 20px;
  color: var(--slate-500);
  font-size: 0.88rem;
}

.loading-spinner {
  width: 34px;
  height: 34px;
  margin: 0 auto 14px;
  border: 3px solid var(--slate-200);
  border-top-color: var(--amber-500);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes cardFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.vehicle-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
  animation: cardFadeUp 0.45s var(--ease) both;
}

.vehicle-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.veh-img-wrap {
  position: relative;
  height: 220px;
  background: var(--slate-100);
  overflow: hidden;
  cursor: pointer;
}

.veh-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease);
}

.vehicle-card:hover .veh-img-wrap img {
  transform: scale(1.05);
}

.status-pill {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  color: #fff;
  backdrop-filter: blur(4px);
}

.pill-available {
  background: rgba(5, 150, 105, 0.92);
}
.pill-busy {
  background: rgba(225, 29, 72, 0.92);
}

.zoom-4-badge {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(15, 23, 42, 0.78);
  color: #fff;
  padding: 5px 11px;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 700;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
}

.veh-body {
  padding: 20px;
}

.veh-specs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.spec-tag {
  background: var(--slate-100);
  color: var(--slate-600);
  padding: 3px 9px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 700;
}

.veh-title {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 6px;
  cursor: pointer;
}

.veh-title:hover {
  color: var(--amber-600);
}

.veh-desc {
  font-size: 0.8rem;
  color: var(--slate-500);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.veh-price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--slate-100);
}

.price-main {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--amber-600);
}

.price-unit {
  font-size: 0.75rem;
  color: var(--slate-400);
  font-weight: 600;
}

.veh-actions {
  padding: 0 20px 20px;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 10px;
}

.btn-check-cal {
  padding: 11px;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  background: var(--slate-50);
  color: var(--slate-800);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.btn-check-cal:hover {
  background: var(--slate-200);
}

.btn-book-now {
  padding: 11px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, var(--bhx-green), #00a65a);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow-green);
  transition: transform 0.2s var(--ease);
}

.btn-book-now:hover {
  transform: translateY(-2px);
}

.btn-waitlist-now {
  padding: 11px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, var(--rose-500), var(--rose-600));
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s var(--ease);
}

.btn-waitlist-now:hover {
  transform: translateY(-2px);
}

/* ==========================================================================
   5. MODAL XEM CHI TIẾT 4 MẶT XE (GALLERY LIGHTBOX)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(9, 13, 22, 0.78);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 200;
}

.modal-box {
  background: #fff;
  border-radius: var(--radius-xl);
  max-width: 520px;
  width: 100%;
  padding: 24px;
  position: relative;
  box-shadow: var(--shadow-2xl);
  max-height: 92vh;
  overflow-y: auto;
  animation: cardFadeUp 0.3s var(--ease) both;
}

.modal-gallery-xl {
  max-width: 980px;
  padding: 28px;
}

.gallery-layout {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 28px;
  align-items: start;
}

.main-stage {
  position: relative;
  height: 360px;
  background: var(--slate-900);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.angle-label {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(15, 23, 42, 0.8);
  color: var(--amber-400);
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 800;
  z-index: 2;
}

.gal-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.92);
  color: var(--slate-900);
  font-size: 1.1rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}

.gal-nav-btn:hover {
  background: var(--amber-500);
  color: #fff;
}

.gal-prev {
  left: 12px;
}
.gal-next {
  right: 12px;
}

.thumbs-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.thumb-item {
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2.5px solid transparent;
  cursor: pointer;
  position: relative;
  height: 74px;
  background: var(--slate-100);
  transition: border-color 0.2s var(--ease);
}

.thumb-item.active {
  border-color: var(--amber-500);
}

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

.thumb-caption {
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  background: rgba(15, 23, 42, 0.72);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 700;
  text-align: center;
  padding: 2px 0;
}

.gal-title {
  font-size: 1.4rem;
  font-weight: 900;
  margin: 4px 0 8px;
}

.gal-price {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--amber-600);
  margin-bottom: 14px;
}

.gal-specs-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
}

.gal-desc-box {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 12px;
  font-size: 0.82rem;
  color: var(--slate-700);
  margin-bottom: 16px;
}

.gal-desc-box p {
  margin-top: 4px;
  color: var(--slate-600);
}

/* ==========================================================================
   6. MODAL ĐẶT XE KIỂU MUA HÀNG BÁCH HÓA XANH
   ========================================================================== */
.modal-bhx {
  max-width: 540px;
  padding: 22px;
}

.bhx-header {
  border-bottom: 1px solid var(--slate-200);
  padding-bottom: 12px;
  margin-bottom: 14px;
}

.bhx-badge {
  display: inline-block;
  background: var(--bhx-green-light);
  color: var(--bhx-green);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 6px;
}

.bhx-header h3 {
  font-size: 1.2rem;
  font-weight: 900;
  margin-top: 4px;
}

.bhx-cart-summary {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #f8fdf9;
  border: 1px solid #c8e6c9;
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 14px;
}

.bhx-thumb {
  width: 88px;
  height: 62px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.bhx-cart-info h4 {
  font-size: 0.98rem;
  font-weight: 800;
}

.bhx-unit-price {
  font-size: 0.8rem;
  color: var(--slate-600);
  margin: 2px 0 4px;
}

.bhx-status-pill {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
}

.bhx-section-box {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 12px;
}

.bhx-step-title {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--slate-800);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.bhx-bill-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px dashed var(--slate-300);
  font-size: 0.85rem;
}

.bhx-money-highlight {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--rose-600);
}

.bhx-gender-row {
  display: flex;
  gap: 20px;
  margin-bottom: 10px;
}

.bhx-radio {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
}

.bhx-input-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.bhx-delivery-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.bhx-deliv-option {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1.5px solid var(--slate-200);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.bhx-deliv-option:has(input:checked) {
  border-color: var(--bhx-green);
  background: var(--bhx-green-light);
  color: var(--bhx-green);
}

.btn-bhx-submit {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, var(--bhx-green), #00a65a);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--shadow-green);
  letter-spacing: 0.02em;
  transition: transform 0.2s var(--ease);
}

.btn-bhx-submit:hover {
  transform: translateY(-2px);
}

.btn-bhx-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ==========================================================================
   7. POLICY, ADMIN & FOOTER
   ========================================================================== */
.policy-section {
  background: #ffffff;
  border-top: 1px solid var(--slate-200);
  padding: 72px 0;
}

.policy-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 48px;
}

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

.policy-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.policy-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.policy-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-amber {
  background: var(--amber-50);
  color: var(--amber-600);
}
.icon-emerald {
  background: var(--emerald-50);
  color: var(--emerald-600);
}
.icon-blue {
  background: var(--blue-50);
  color: var(--blue-600);
}
.icon-gold {
  background: var(--amber-100);
  color: var(--amber-700);
}

.policy-card h4 {
  font-size: 1rem;
  font-weight: 800;
}
.policy-text {
  font-size: 0.82rem;
  color: var(--slate-600);
  line-height: 1.65;
}

.policy-card-highlight {
  background: #fffdf5;
  border: 1.5px solid var(--amber-400);
}
.highlight-title {
  color: #92400e !important;
}
.highlight-text {
  color: #92400e;
  font-weight: 600;
}
.policy-call-btn {
  margin-top: auto;
  font-size: 0.8rem;
  font-weight: 800;
  color: #92400e;
  text-decoration: underline;
}

/* Admin & Forms */
.admin-section {
  padding: 40px 20px 80px;
  flex: 1;
}
.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.admin-top-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.btn-danger-outline {
  padding: 10px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--rose-500);
  background: #fff;
  color: var(--rose-600);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}
.btn-danger-outline:hover {
  background: var(--rose-50);
}
.admin-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--slate-200);
  padding-bottom: 14px;
}
.adm-tab {
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  background: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}
.adm-tab.active {
  background: var(--slate-900);
  color: #fff;
  border-color: var(--slate-900);
}
.admin-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}
.card-heading {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 6px;
}
.card-sub {
  font-size: 0.8rem;
  color: var(--slate-500);
  margin-bottom: 16px;
}
.adm-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 14px;
}
.full-span {
  grid-column: 1 / -1;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 8px;
}
.form-field label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--slate-700);
}
.form-field input,
.form-field select,
.form-field textarea {
  padding: 10px 12px;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  font-size: 0.86rem;
  outline: none;
  transition: border-color 0.2s var(--ease);
  font-family: inherit;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--bhx-green);
}
.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}
.btn-primary-amber {
  padding: 11px 22px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, var(--amber-400), var(--amber-600));
  color: #fff;
  font-size: 0.84rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow-amber);
  transition: transform 0.2s var(--ease);
}
.btn-primary-amber:hover {
  transform: translateY(-2px);
}
.full-width {
  width: 100%;
}
.table-wrap {
  overflow-x: auto;
}
.adm-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}
.adm-table th,
.adm-table td {
  padding: 12px;
  border-bottom: 1px solid var(--slate-200);
  text-align: left;
}
.records-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
}
.record-card {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 16px;
  font-size: 0.83rem;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Khu vực tải 4 ảnh góc xe lên R2 */
.img-upload-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-top: 6px;
}
.img-upload-slot {
  background: var(--slate-50);
  border: 1.5px dashed var(--slate-300);
  border-radius: var(--radius-md);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  text-align: center;
  transition: border-color 0.2s var(--ease);
}
.img-upload-slot:hover {
  border-color: var(--amber-400);
}
.img-upload-label {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--slate-600);
}
.img-upload-preview {
  width: 100%;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--slate-200);
}
.img-upload-slot input[type="file"] {
  width: 100%;
  font-size: 0.7rem;
}

.modal-sm {
  max-width: 400px;
}
.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: var(--slate-100);
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 10;
  transition: background 0.2s var(--ease);
}
.modal-close:hover {
  background: var(--slate-200);
}
.modal-tag {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--amber-600);
  letter-spacing: 0.05em;
}
.modal-date-checker {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.avail-status-box {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.avail-ok {
  background: var(--emerald-50);
  border: 1px solid var(--emerald-100);
  color: var(--emerald-700);
}
.avail-busy {
  background: var(--amber-50);
  border: 1px solid var(--amber-200);
  color: #92400e;
}

.footer {
  background: var(--slate-950);
  color: var(--slate-400);
  padding: 56px 0 24px;
  margin-top: auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--slate-800);
}
.brand-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  margin-bottom: 12px;
}
.footer h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 12px;
}
.footer-desc {
  font-size: 0.82rem;
  line-height: 1.6;
}
.footer-list {
  list-style: none;
  font-size: 0.82rem;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.btn-footer-admin {
  margin-top: 12px;
  background: var(--slate-800);
  color: #fff;
  border: 1px solid var(--slate-700);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s var(--ease);
}
.btn-footer-admin:hover {
  background: var(--slate-700);
}
.footer-bottom {
  text-align: center;
  padding-top: 20px;
  font-size: 0.75rem;
  color: var(--slate-500);
}

/* ==========================================================================
   9. RESPONSIVE HOÀN CHỈNH CHO ĐIỆN THOẠI VÀ TABLET
   ========================================================================== */

@media (max-width: 1024px) {
  .gallery-layout {
    grid-template-columns: 1fr;
  }
  .main-stage {
    height: 320px;
  }
  .policy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-2-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .brand-text h1 {
    font-size: 0.95rem;
  }
  .brand-sub {
    font-size: 0.6rem;
  }
  .btn-hotline span:last-child {
    display: none;
  }
  .btn-hotline {
    padding: 10px;
    border-radius: 50%;
  }
  .btn-admin-shield {
    width: 36px;
    height: 36px;
  }

  .hero-section {
    padding: 40px 0 50px;
  }
  .hero-title {
    font-size: 1.65rem;
  }
  .hero-subtitle {
    font-size: 0.85rem;
    padding: 0 10px;
  }
  .search-card {
    padding: 20px 16px;
    border-radius: 16px;
  }
  .search-inputs-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .search-card-footer {
    flex-direction: column;
    align-items: stretch;
  }
  .search-btn-group {
    flex-direction: column;
    width: 100%;
  }
  .search-btn-group button {
    width: 100%;
    justify-content: center;
  }

  .vehicles-grid {
    grid-template-columns: 1fr;
  }
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
  }
  .category-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 8px;
  }
  .tab-btn {
    white-space: nowrap;
  }
  .sub-filters {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .sub-filter-item {
    justify-content: space-between;
  }
  .avail-toggle-label {
    justify-content: center;
  }

  .modal-box {
    padding: 20px 16px;
    margin: 10px;
    width: calc(100% - 20px);
    border-radius: 16px;
  }
  .modal-date-checker,
  .bhx-input-grid,
  .bhx-delivery-tabs {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .thumbs-row {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }
  .thumb-item {
    height: 60px;
  }
  .bhx-gender-row {
    justify-content: space-around;
  }

  .admin-section {
    padding: 20px 10px 60px;
  }
  .admin-topbar {
    flex-direction: column;
    align-items: stretch;
  }
  .admin-top-actions {
    width: 100%;
    justify-content: space-between;
  }
  .admin-top-actions button {
    flex: 1;
    padding: 10px;
    text-align: center;
  }
  .admin-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 8px;
  }
  .adm-tab {
    white-space: nowrap;
  }
  .adm-form-grid {
    grid-template-columns: 1fr;
  }
  .table-wrap {
    margin: 0 -16px;
    padding: 0 16px;
  }
  .records-list {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
  .footer-list {
    align-items: center;
  }
}

@media (max-width: 480px) {
  .policy-grid {
    grid-template-columns: 1fr;
  }
  .main-stage {
    height: 220px;
  }
  .veh-actions {
    grid-template-columns: 1fr;
  }
  .img-upload-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Con mắt Hiện/Ẩn mật khẩu */
.pass-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.pass-input-wrap input {
  width: 100%;
  padding-right: 44px;
}
.btn-eye-toggle {
  position: absolute;
  right: 8px;
  background: transparent;
  border: none;
  font-size: 1.15rem;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 6px;
  line-height: 1;
}
.btn-eye-toggle:hover {
  background: var(--slate-100);
}

/* Công tắc lọc nhanh Chỉ xem xe đang rảnh */
.avail-toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--emerald-50);
  border: 1px solid var(--emerald-100);
  color: var(--emerald-700);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
}

/* Thanh Phân Trang (6 chiếc / 1 trang) */
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.page-btn {
  padding: 9px 15px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-200);
  background: #fff;
  color: var(--slate-700);
  font-size: 0.82rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}
.page-btn:hover:not(:disabled) {
  background: var(--amber-50);
  border-color: var(--amber-400);
  color: var(--amber-700);
}
.page-btn.active {
  background: linear-gradient(135deg, var(--amber-400), var(--amber-600));
  border-color: var(--amber-500);
  color: #fff;
  box-shadow: var(--shadow-amber);
}
.page-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.page-info {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--slate-500);
  margin-left: 8px;
}