:root {
  --navy: #071426;
  --ink: #0b1020;
  --blue: #12345a;
  --gold: #c9a14a;
  --gold-soft: #f0d488;
  --paper: #f7f8fb;
  --white: #ffffff;
  --muted: #667085;
  --line: rgba(255, 255, 255, 0.14);
  --shadow: 0 24px 60px rgba(3, 10, 24, 0.24);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.topbar {
  background: #030915;
  color: rgba(255,255,255,.78);
  font-size: 13px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.topbar-inner, .nav-inner, .section-inner, .footer-inner {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: #071426;
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
  gap: 18px;
}
.brand {
  color: var(--white);
  font-weight: 800;
  letter-spacing: 0;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0;
  line-height: 1.1;
  white-space: nowrap;
  flex: 0 0 auto;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border: 1px solid var(--gold);
  display: grid;
  place-items: center;
  color: var(--gold-soft);
  font-size: 13px;
}
.brand-emblem {
  width: 82px;
  height: 82px;
  object-fit: contain;
  flex: 0 0 auto;
}
.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.brand-copy strong {
  display: block;
  color: #fff;
  font-size: 34px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
  text-shadow: 0 2px 8px rgba(0,0,0,.28);
}
.brand-copy em {
  display: block;
  color: var(--gold-soft);
  font-size: 17px;
  font-style: normal;
  font-weight: 800;
  line-height: 1;
  letter-spacing: .5px;
}
.brand-logo {
  width: 300px;
  height: 112px;
  border-radius: 0;
  object-fit: contain;
  background: transparent;
  border: 0;
}
.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 10px 16px;
  color: rgba(255,255,255,.86);
  font-size: 14px;
  line-height: 1.2;
  flex: 1 1 auto;
}
.nav-links a {
  white-space: nowrap;
}
.nav-links a:hover, .active { color: var(--gold-soft); }
.lang-switch {
  border: 1px solid rgba(255,255,255,.18);
  color: var(--white);
  padding: 7px 10px;
  font-size: 13px;
  cursor: pointer;
  user-select: none;
}
.lang-switch:hover { border-color: var(--gold); color: var(--gold-soft); }

html[data-lang="en"] .nav-inner {
  min-height: 74px;
  gap: 14px;
}
html[data-lang="en"] .brand-emblem {
  width: 62px;
  height: 62px;
}
html[data-lang="en"] .brand-copy {
  gap: 5px;
}
html[data-lang="en"] .brand-copy strong {
  font-size: 24px;
}
html[data-lang="en"] .brand-copy em {
  font-size: 13px;
  letter-spacing: 1.2px;
}
html[data-lang="en"] .nav-links {
  gap: 8px 12px;
  font-size: 13px;
  align-content: center;
}
html[data-lang="en"] .lang-switch {
  padding: 6px 9px;
}

.hero {
  position: relative;
  min-height: 680px;
  color: var(--white);
  overflow: hidden;
  background: var(--navy);
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .62;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(3,8,18,.92) 0%, rgba(3,8,18,.72) 42%, rgba(3,8,18,.2) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 118px 0 90px;
  max-width: 820px;
  margin-left: max(16px, calc((100% - 1180px) / 2));
}
.eyebrow {
  color: var(--gold-soft);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
  font-size: 13px;
}
h1, h2, h3 { line-height: 1.22; letter-spacing: 0; margin: 0 0 16px; }
h1 { font-size: clamp(38px, 6vw, 68px); }
h2 { font-size: clamp(28px, 4vw, 42px); }
h3 { font-size: 21px; }
.lead { font-size: clamp(17px, 2vw, 22px); color: rgba(255,255,255,.86); max-width: 760px; }
.hero-actions, .actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 18px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.btn-primary { background: var(--gold); color: #08101d; }
.btn-dark { background: var(--navy); color: var(--white); }
.btn-ghost { border-color: rgba(255,255,255,.32); color: var(--white); }
.hero-actions .btn-ghost {
  background: rgba(7,20,38,.72);
  border-color: rgba(201,161,74,.76);
  color: #fff;
  box-shadow: 0 10px 26px rgba(0,0,0,.28);
}
.hero-actions .btn-ghost:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: #08101d;
  transform: translateY(-1px);
}
.hero-actions .btn-primary:hover {
  background: var(--gold-soft);
  box-shadow: 0 10px 26px rgba(201,161,74,.25);
  transform: translateY(-1px);
}
.btn-line { border-color: rgba(7,20,38,.22); color: var(--navy); background: transparent; }

.section { padding: 78px 0; }
.section.dark { background: var(--navy); color: var(--white); }
.section.white { background: var(--white); }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 28px;
  margin-bottom: 34px;
}
.section-head p { max-width: 650px; color: var(--muted); margin: 0; }
.dark .section-head p, .dark .muted { color: rgba(255,255,255,.72); }
.grid { display: grid; gap: 20px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--white);
  border: 1px solid rgba(7,20,38,.1);
  padding: 26px;
  box-shadow: 0 10px 30px rgba(13, 28, 51, .06);
  border-radius: 8px;
}
.dark .card {
  background: rgba(255,255,255,.06);
  border-color: var(--line);
  box-shadow: none;
}
.card .kicker { color: var(--gold); font-weight: 800; font-size: 13px; }
.vehicle {
  min-height: 250px;
  background: linear-gradient(145deg, #081426, #172945);
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.vehicle ul, .check-list, .area-list, .faq-list { padding-left: 20px; margin: 12px 0 0; }
.vehicle-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.vehicle-gallery-card {
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: visible;
  position: relative;
}
.vehicle-gallery-body {
  padding: 22px;
}
.vehicle-main {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #050c18;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.vehicle-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .35s ease;
}
.vehicle-gallery-card:hover .vehicle-main img {
  transform: none;
}
.vehicle-thumbs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  padding: 0 22px 22px;
}
.vehicle-thumb {
  position: relative;
  overflow: visible;
  aspect-ratio: 4 / 3;
  border-radius: 6px;
  background: #06101f;
  z-index: 1;
}
.vehicle-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.18);
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.vehicle-thumb:hover {
  z-index: 5;
}
.vehicle-thumb:hover img {
  transform: scale(1.04);
  border-color: var(--gold-soft);
  box-shadow: 0 12px 28px rgba(0,0,0,.32);
}
.vehicle-extra-grid {
  margin-top: 20px;
}
.vehicle-hover-preview {
  position: fixed;
  left: 50%;
  top: 148px;
  width: min(780px, 68vw);
  height: min(520px, calc(100vh - 190px));
  transform: translateX(-50%) translateY(10px);
  z-index: 90;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  padding: 10px;
  background: rgba(5, 12, 24, .96);
  border: 1px solid rgba(240, 212, 136, .58);
  box-shadow: 0 28px 70px rgba(0,0,0,.5);
  transition: opacity .14s ease, transform .14s ease, visibility .14s ease;
}
.vehicle-hover-preview.open {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.vehicle-hover-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.price {
  font-size: 30px;
  line-height: 1.1;
  color: var(--gold);
  font-weight: 800;
  margin: 14px 0 8px;
}
.price-note {
  margin-top: 18px;
  padding: 16px 18px;
  background: #fff7e1;
  border-left: 4px solid var(--gold);
  color: #4f3b12;
  font-weight: 700;
}
.dark .price-note {
  background: rgba(201, 161, 74, .12);
  color: rgba(255,255,255,.86);
}
.photo-grid {
  display: grid;
  grid-template-columns: 1.25fr .75fr .75fr;
  gap: 16px;
}
.photo-card {
  position: relative;
  overflow: hidden;
  min-height: 230px;
  border-radius: 8px;
  background: #0b1020;
}
.photo-card.large {
  grid-row: span 2;
  min-height: 476px;
}
.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.photo-card figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px 16px;
  color: #fff;
  font-weight: 700;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.72));
}
.area-list {
  columns: 3;
  font-weight: 700;
}
.process {
  counter-reset: step;
}
.process .card::before {
  counter-increment: step;
  content: "0" counter(step);
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  background: var(--gold);
  color: #09111f;
  font-weight: 800;
}
.split {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 36px;
  align-items: start;
}
.quote-panel {
  background: #071426;
  color: var(--white);
  padding: 32px;
  border-top: 4px solid var(--gold);
  box-shadow: var(--shadow);
}
.form {
  display: grid;
  gap: 12px;
}
input, select, textarea {
  width: 100%;
  border: 1px solid rgba(7,20,38,.18);
  padding: 13px 14px;
  font: inherit;
  background: var(--white);
  color: var(--ink);
}
textarea { min-height: 120px; resize: vertical; }
.faq-item {
  border-top: 1px solid rgba(7,20,38,.14);
  padding: 18px 0;
}
.dark .faq-item { border-color: var(--line); }
.faq-item h3 { font-size: 18px; margin-bottom: 6px; }
.page-hero {
  background: linear-gradient(120deg, #071426, #102847 72%, #080b12);
  color: var(--white);
  padding: 86px 0 70px;
}
.page-hero p { max-width: 820px; color: rgba(255,255,255,.78); font-size: 19px; }
.breadcrumb { color: var(--gold-soft); font-size: 14px; margin-bottom: 18px; }
.kb-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
}
.kb-table th, .kb-table td {
  border: 1px solid rgba(7,20,38,.12);
  padding: 13px;
  text-align: left;
  vertical-align: top;
}
.kb-table th { background: #eef2f7; }

.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  background: #19b55b;
  color: #fff;
  padding: 13px 17px;
  box-shadow: 0 16px 36px rgba(0,0,0,.26);
  font-weight: 800;
}
.wechat-modal {
  position: fixed;
  inset: 0;
  background: rgba(3, 8, 18, .72);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 40;
  padding: 20px;
}
.wechat-modal.open { display: flex; }
.wechat-box {
  background: var(--white);
  width: min(360px, 100%);
  padding: 26px;
  text-align: center;
  box-shadow: var(--shadow);
}
.qr {
  width: 180px;
  height: 180px;
  margin: 16px auto;
  object-fit: contain;
  background: #fff;
  border: 8px solid #fff;
  outline: 1px solid rgba(0,0,0,.15);
}
.footer {
  background: #030915;
  color: rgba(255,255,255,.78);
  padding: 46px 0 28px;
}
.footer h2, .footer h3 { color: #fff; }
.footer a { color: rgba(255,255,255,.86); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 28px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 30px;
  padding-top: 18px;
  font-size: 13px;
}

@media (max-width: 920px) {
  .vehicle-hover-preview { display: none; }
  .nav-inner { align-items: flex-start; padding: 12px 0; flex-direction: column; gap: 12px; }
  .brand-emblem { width: 68px; height: 68px; }
  .brand-copy strong { font-size: 28px; }
  .brand-copy em { font-size: 14px; }
  .brand-logo { width: 260px; height: 98px; }
  .nav-links {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 8px;
    padding: 2px 0 8px;
    scrollbar-width: none;
  }
  .nav-links::-webkit-scrollbar { display: none; }
  .nav-links a, .lang-switch {
    flex: 0 0 auto;
    border: 1px solid rgba(255,255,255,.14);
    padding: 7px 10px;
    font-size: 13px;
    line-height: 1;
  }
  .nav-links .active {
    border-color: rgba(240,212,136,.48);
    background: rgba(240,212,136,.08);
  }
  .hero { min-height: 620px; }
  .hero-content { padding-top: 86px; }
  .grid-4, .grid-3, .grid-2, .split, .footer-grid, .vehicle-gallery { grid-template-columns: 1fr; }
  .section-head { display: block; }
  .area-list { columns: 2; }
  .photo-grid { grid-template-columns: 1fr 1fr; }
  .photo-card.large { grid-row: span 1; min-height: 260px; }
}
@media (max-width: 760px) {
  body {
    font-size: 15px;
    line-height: 1.58;
  }
  .site-header {
    position: sticky;
  }
  .nav-inner {
    min-height: 0;
    padding: 10px 0 8px;
    gap: 10px;
  }
  .brand {
    width: 100%;
    gap: 10px;
  }
  .brand-emblem {
    width: 54px;
    height: 54px;
  }
  .brand-copy {
    min-width: 0;
    gap: 4px;
  }
  .brand-copy strong {
    font-size: 23px;
    white-space: nowrap;
  }
  .brand-copy em {
    font-size: 12px;
    white-space: nowrap;
  }
  .nav-links {
    margin-left: -2px;
    margin-right: -2px;
    padding: 0 2px 8px;
  }
  .nav-links a,
  .lang-switch {
    min-height: 34px;
    border-radius: 4px;
    padding: 8px 10px;
    background: rgba(255,255,255,.04);
  }
  .hero {
    min-height: auto;
  }
  .hero-bg {
    object-position: 58% center;
    opacity: .48;
  }
  .hero::after {
    background: linear-gradient(180deg, rgba(3,8,18,.94) 0%, rgba(3,8,18,.84) 48%, rgba(3,8,18,.66) 100%);
  }
  .hero-content {
    width: min(100% - 28px, 1180px);
    max-width: none;
    margin-left: auto;
    padding: 62px 0 48px;
  }
  .eyebrow {
    font-size: 12px;
  }
  h1 {
    font-size: 34px;
    line-height: 1.16;
    margin-bottom: 14px;
  }
  h2 {
    font-size: 28px;
    line-height: 1.18;
  }
  h3 {
    font-size: 19px;
  }
  .lead {
    font-size: 17px;
    line-height: 1.62;
  }
  .hero-actions,
  .actions {
    gap: 10px;
    margin-top: 22px;
  }
  .hero-actions .btn {
    flex: 1 1 100%;
  }
  .section {
    padding: 44px 0;
  }
  .section-head {
    margin-bottom: 22px;
  }
  .section-head p {
    font-size: 15px;
  }
  .grid {
    gap: 14px;
  }
  .card {
    padding: 18px;
    border-radius: 8px;
  }
  .card .kicker {
    font-size: 12px;
  }
  .price {
    font-size: 26px;
    margin: 10px 0 6px;
  }
  .price-note {
    padding: 13px 14px;
    font-size: 14px;
  }
  .vehicle-extra-grid .card {
    padding: 16px;
  }
  .vehicle-gallery {
    gap: 18px;
  }
  .vehicle-gallery-card {
    overflow: hidden;
  }
  .vehicle-gallery-body {
    padding: 16px;
  }
  .vehicle-main {
    aspect-ratio: 4 / 3;
  }
  .vehicle-gallery-card:hover .vehicle-main img {
    transform: none;
  }
  .vehicle-thumbs {
    gap: 9px;
    padding: 0 16px 16px;
  }
  .vehicle-thumb {
    aspect-ratio: 1 / .78;
    border-radius: 5px;
    overflow: hidden;
  }
  .vehicle-thumb img {
    border-radius: 5px;
  }
  .vehicle-thumb:hover img {
    transform: none;
    box-shadow: none;
  }
  .split {
    gap: 22px;
  }
  .quote-panel {
    padding: 22px;
  }
  input,
  select,
  textarea {
    min-height: 46px;
    padding: 12px 13px;
    font-size: 15px;
  }
  .page-hero {
    padding: 52px 0 42px;
  }
  .page-hero p {
    font-size: 16px;
    line-height: 1.62;
  }
  .breadcrumb {
    margin-bottom: 12px;
  }
  .kb-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .kb-table th,
  .kb-table td {
    min-width: 150px;
    padding: 10px;
  }
  .wechat-box {
    padding: 22px 18px;
    border-radius: 8px;
  }
  .qr {
    width: 168px;
    height: 168px;
  }
  .footer {
    padding: 36px 0 92px;
  }
  .footer-grid {
    gap: 18px;
  }
}
@media (max-width: 560px) {
  .topbar { display: none; }
  .nav-inner, .topbar-inner, .section-inner, .footer-inner { width: min(100% - 24px, 1180px); }
  .brand { white-space: normal; gap: 10px; }
  .brand-emblem { width: 50px; height: 50px; }
  .brand-copy strong { font-size: 21px; }
  .brand-copy em { font-size: 11px; }
  .brand-logo { width: 220px; height: 82px; flex: 0 0 auto; }
  html[data-lang="en"] .brand-copy strong { font-size: 18px; }
  html[data-lang="en"] .brand-copy em { font-size: 10px; }
  .nav-links a, .lang-switch {
    font-size: 12px;
    padding: 8px 9px;
  }
  h1 { font-size: 30px; line-height: 1.18; }
  h2 { font-size: 25px; }
  .hero-content { padding: 50px 0 42px; }
  .section { padding: 38px 0; }
  .area-list { columns: 1; }
  .photo-grid { grid-template-columns: 1fr; }
  .photo-card, .photo-card.large { min-height: 210px; }
  .vehicle-thumbs { grid-template-columns: repeat(2, 1fr); }
  .floating-whatsapp {
    left: 14px;
    right: 14px;
    bottom: calc(12px + env(safe-area-inset-bottom));
    text-align: center;
    border: 0;
    border-radius: 6px;
    min-height: 50px;
    padding: 13px 16px;
  }
}