/* ============ BeWater Auto Export — Styles ============ */
:root {
  --bg: #0b0f1a;
  --bg-alt: #0e1526;
  --card: #121a2e;
  --card-hover: #16203a;
  --border: rgba(148, 163, 184, 0.14);
  --text: #e5eaf5;
  --text-dim: #8a94ad;
  --accent: #22d3ee;
  --accent-2: #3b82f6;
  --grad: linear-gradient(135deg, #22d3ee, #3b82f6);
  --radius: 14px;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: min(1140px, 92%); margin: 0 auto; }

/* ============ Buttons ============ */
.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn-primary { background: var(--grad); color: #06121f; box-shadow: 0 4px 20px rgba(34, 211, 238, 0.25); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(34, 211, 238, 0.4); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-light { background: #fff; color: #0b0f1a; }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(255, 255, 255, 0.25); }
.btn-sm { padding: 8px 20px; font-size: 13.5px; }

/* ============ Header ============ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(11, 15, 26, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease;
}
.site-header.scrolled { border-bottom-color: var(--border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 20px; }

.brand { display: flex; align-items: center; gap: 10px; }
.brand-logo { width: 36px; height: 36px; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 17px; letter-spacing: 0.5px; }
.brand-text small { font-size: 10px; color: var(--text-dim); letter-spacing: 2.5px; text-transform: uppercase; }

.site-nav { display: flex; gap: 26px; }
.site-nav a { color: var(--text-dim); font-size: 14.5px; font-weight: 500; transition: color .2s; }
.site-nav a:hover { color: var(--accent); }

.header-actions { display: flex; align-items: center; gap: 14px; }

.lang-switch { display: flex; background: var(--card); border: 1px solid var(--border); border-radius: 999px; padding: 3px; }
.lang-btn {
  background: transparent; border: none; color: var(--text-dim);
  font-size: 12.5px; font-weight: 700; padding: 5px 10px; border-radius: 999px; cursor: pointer; transition: all .2s;
}
.lang-btn.active { background: var(--grad); color: #06121f; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: all .25s; }

/* ============ Hero ============ */
.hero { position: relative; padding: 190px 0 110px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-road {
  position: absolute; left: -10%; right: -10%; bottom: -40px; height: 240px;
  background:
    repeating-linear-gradient(90deg, transparent 0 70px, rgba(34, 211, 238, 0.13) 70px 74px),
    linear-gradient(180deg, transparent 60%, rgba(255, 255, 255, 0.03) 100%);
  transform: perspective(600px) rotateX(55deg);
  transform-origin: bottom;
  mask-image: linear-gradient(180deg, transparent, #000 70%);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 70%);
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.35; }
.hero-glow-1 { width: 480px; height: 480px; background: #22d3ee; top: -160px; right: -120px; }
.hero-glow-2 { width: 420px; height: 420px; background: #3b82f6; bottom: -180px; left: -140px; opacity: 0.28; }

.hero-inner { position: relative; text-align: center; }
.hero-badge {
  display: inline-block; padding: 7px 18px; border-radius: 999px;
  background: rgba(34, 211, 238, 0.1); border: 1px solid rgba(34, 211, 238, 0.35);
  color: var(--accent); font-size: 13px; font-weight: 600; letter-spacing: 1px; margin-bottom: 26px;
}
.hero-title { font-size: clamp(40px, 7vw, 72px); font-weight: 800; line-height: 1.12; letter-spacing: -1px; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { max-width: 640px; margin: 24px auto 0; color: var(--text-dim); font-size: clamp(15px, 2vw, 17.5px); }
.hero-cta { margin-top: 36px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.hero-stats {
  margin-top: 64px; display: flex; justify-content: center; gap: clamp(24px, 6vw, 80px); flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; }
.stat strong { font-size: clamp(24px, 3.4vw, 34px); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 800; }
.stat span { color: var(--text-dim); font-size: 13px; margin-top: 2px; }

/* ============ Sections ============ */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.section-head { text-align: center; margin-bottom: 52px; }
.section-head h2 { font-size: clamp(28px, 4vw, 38px); font-weight: 800; letter-spacing: -0.5px; }
.section-head p { color: var(--text-dim); margin-top: 8px; }

/* ============ Cards ============ */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: transform .25s ease, border-color .25s ease, background .25s ease;
}
.card:hover { transform: translateY(-5px); border-color: rgba(34, 211, 238, 0.4); background: var(--card-hover); }
.card-icon { font-size: 30px; margin-bottom: 14px; }
.card h3 { font-size: 17.5px; margin-bottom: 8px; }
.card p { color: var(--text-dim); font-size: 14px; }

/* ============ Brands ============ */
.brands-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.brands-strip span {
  padding: 12px 26px; border: 1px solid var(--border); border-radius: 999px;
  color: var(--text-dim); font-weight: 700; letter-spacing: 2px; font-size: 14px;
  transition: all .25s; background: rgba(255, 255, 255, 0.02);
}
.brands-strip span:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }

/* ============ Vehicles ============ */
.vehicle-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.vehicle-img {
  height: 200px; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 12px;
  background: linear-gradient(160deg, #1a2440, #0e1526);
  position: relative;
}
.vehicle-img::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 120%, rgba(34, 211, 238, 0.35), transparent 55%);
}
.vehicle-img span { position: relative; z-index: 1; font-weight: 800; letter-spacing: 4px; font-size: 15px; color: rgba(229, 234, 245, 0.85); }
.vehicle-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.vehicle-img.v1::before, .vehicle-img.v2::before, .vehicle-img.v3::before, .vehicle-img.v4::before {
  content: ""; position: absolute; z-index: 1; width: 120px; height: 42px; top: 42%;
  left: 50%; transform: translate(-50%, -50%);
  border-radius: 14px 14px 6px 6px;
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.25), rgba(59, 130, 246, 0.12));
  box-shadow: inset 0 -6px 12px rgba(0, 0, 0, 0.45);
}
.vehicle-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.vehicle-body h3 { font-size: 15.5px; margin-bottom: 6px; }
.vehicle-body p { color: var(--text-dim); font-size: 13px; flex: 1; }
.vehicle-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; }
.price { color: var(--accent); font-weight: 700; font-size: 14px; }
.vehicles-note { text-align: center; color: var(--text-dim); font-size: 12.5px; margin-top: 28px; }

/* ============ Process ============ */
.process-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.step { text-align: center; padding: 30px 16px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); position: relative; transition: all .25s; }
.step:hover { border-color: rgba(34, 211, 238, 0.4); transform: translateY(-4px); }
.step-num {
  width: 44px; height: 44px; margin: 0 auto 14px; display: flex; align-items: center; justify-content: center;
  background: var(--grad); color: #06121f; border-radius: 50%; font-weight: 800; font-size: 18px;
}
.step h3 { font-size: 16px; margin-bottom: 6px; }
.step p { color: var(--text-dim); font-size: 13px; }

/* ============ Why us ============ */
.why-item { display: flex; gap: 18px; align-items: flex-start; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; transition: all .25s; }
.why-item:hover { border-color: rgba(34, 211, 238, 0.4); transform: translateY(-3px); }
.why-icon { font-size: 26px; background: rgba(34, 211, 238, 0.1); border-radius: 12px; padding: 10px; line-height: 1; flex-shrink: 0; }
.why-item h3 { font-size: 16.5px; margin-bottom: 5px; }
.why-item p { color: var(--text-dim); font-size: 14px; }

/* ============ CTA ============ */
.cta { padding: 90px 0; background: var(--grad); position: relative; overflow: hidden; }
.cta::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.25), transparent 45%);
}
.cta-inner { position: relative; text-align: center; color: #06121f; }
.cta-inner h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 800; }
.cta-inner p { margin-top: 8px; font-size: 15.5px; opacity: 0.85; }
.cta-inner .btn { margin-top: 26px; }

/* ============ Contact ============ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: stretch; }
.contact-info { display: flex; flex-direction: column; gap: 14px; }
.contact-item { display: flex; align-items: center; gap: 14px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; transition: all .25s; }
.contact-item:hover { border-color: var(--accent); transform: translateX(4px); }
.ci-icon { font-size: 22px; display: inline-flex; align-items: center; justify-content: center; }
.ci-icon svg { width: 22px; height: 22px; fill: var(--accent); flex-shrink: 0; }
.contact-item strong { display: block; font-size: 15px; }
.contact-item small { color: var(--text-dim); font-size: 13px; }

.contact-form { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px 30px 8px; display: flex; flex-direction: column; gap: 18px; }
.form-row { position: relative; }
.form-row input, .form-row textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 15px 16px; color: var(--text); font-size: 14.5px; font-family: inherit;
  transition: border-color .2s; resize: vertical;
}
.form-row input:focus, .form-row textarea:focus { outline: none; border-color: var(--accent); }
.form-row label {
  position: absolute; left: 14px; top: 15px; color: var(--text-dim); font-size: 14px;
  transition: all .18s ease; pointer-events: none; background: transparent; padding: 0 4px;
}
.form-row input:focus + label, .form-row input:not(:placeholder-shown) + label,
.form-row textarea:focus + label, .form-row textarea:not(:placeholder-shown) + label {
  top: -9px; font-size: 11.5px; color: var(--accent); background: var(--card);
}
.contact-form .btn { align-self: flex-start; }
.form-note { font-size: 13px; color: var(--accent); min-height: 18px; }

/* ============ Footer ============ */
.site-footer { background: #080c15; border-top: 1px solid var(--border); padding: 56px 0 24px; }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; gap: 30px; flex-wrap: wrap; }
.footer-tag { color: var(--text-dim); font-size: 13.5px; margin-top: 12px; }
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-links a { color: var(--text-dim); font-size: 14px; transition: color .2s; }
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  color: var(--text-dim); font-size: 12.5px;
}

/* ============ Reveal animation ============ */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ============ Responsive ============ */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
  .site-nav {
    position: fixed; top: 72px; left: 0; right: 0; flex-direction: column;
    background: rgba(11, 15, 26, 0.97); padding: 18px 8%; gap: 4px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%); transition: transform .3s ease; backdrop-filter: blur(14px);
  }
  .site-nav.open { transform: none; }
  .site-nav a { padding: 12px 4px; font-size: 16px; border-bottom: 1px solid rgba(148, 163, 184, 0.08); }
  .nav-toggle { display: block; }
  .header-actions .btn-sm { display: none; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero { padding: 150px 0 80px; }
  .section { padding: 70px 0; }
}
@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .vehicle-img { height: 260px; }
}