/* 成都高端外围上门 — he 站点 */

:root {
  --bg: #0a0e14;
  --surface: #121a24;
  --text: #e9eef5;
  --muted: #8b97a8;
  --gold: #c9a962;
  --gold-dim: rgba(201, 169, 98, 0.35);
  --line: rgba(255, 255, 255, 0.08);
  --radius: 14px;
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  background-image: radial-gradient(ellipse 90% 60% at 50% -30%, rgba(201, 169, 98, 0.14), transparent);
}

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

a:hover {
  text-decoration: underline;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 14, 20, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-logo {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.06em;
}

.site-logo:hover {
  color: var(--gold);
  text-decoration: none;
}

.site-logo span {
  color: var(--gold);
  font-weight: 600;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  align-items: center;
}

.site-nav a {
  font-size: 0.92rem;
  color: var(--muted);
  text-decoration: none;
  padding: 0.35rem 0;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--gold);
  text-decoration: none;
}

/* main */
.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.hero {
  text-align: center;
  padding: 2rem 0 3rem;
}

.hero__eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  color: var(--muted);
  text-transform: uppercase;
  margin: 0 0 1rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 700;
  line-height: 1.3;
  background: linear-gradient(135deg, #fff 0%, var(--gold) 120%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lead {
  max-width: 36rem;
  margin: 0 auto 1.75rem;
  color: var(--muted);
  font-size: 0.98rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: 999px;
  border: 1px solid var(--gold-dim);
  background: linear-gradient(145deg, rgba(201, 169, 98, 0.2), rgba(201, 169, 98, 0.06));
  color: var(--gold);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(201, 169, 98, 0.12);
  text-decoration: none;
}

.hero-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 2.25rem;
  max-width: 52rem;
  margin-left: auto;
  margin-right: auto;
}

.hero-strip__fig {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  aspect-ratio: 3 / 4;
}

.hero-strip__fig img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-block {
  margin-top: 3rem;
}

.gallery-block__intro {
  margin: 0 0 1.25rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.85rem;
}

.gallery__item {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  aspect-ratio: 3 / 4;
}

.gallery__item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.wechat-qr {
  margin: 1.5rem 0 1.75rem;
  padding: 1.25rem;
  max-width: 18rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  text-align: center;
}

.wechat-qr__img {
  display: block;
  width: min(220px, 100%);
  height: auto;
  margin: 0 auto;
  border-radius: 8px;
}

.wechat-qr__caption {
  margin: 0.75rem 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.35rem;
}

.card h2 {
  margin: 0 0 0.65rem;
  font-size: 1.05rem;
  color: var(--text);
}

.card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.section-title {
  font-size: 1.35rem;
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line);
  color: var(--text);
}

.prose p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.prose h2 {
  font-size: 1.15rem;
  color: var(--text);
  margin: 1.5rem 0 0.5rem;
}

.list-check {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.list-check li {
  margin-bottom: 0.5rem;
}

.site-footer {
  padding: 1.75rem 1.25rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 600px) {
  .site-nav {
    width: 100%;
    justify-content: center;
  }

  .hero-strip {
    grid-template-columns: 1fr;
    max-width: 18rem;
  }
}