@charset "UTF-8";
/* 胜辉集成房 全站唯一样式表 v2.0
   零外部依赖：无 CDN、无 Web Font、无图标字体。图标一律内联 SVG。
   视觉：墨蓝 + 香槟金 + 暖白，工业质感。 */

:root {
  --ink-900: #0A1622;
  --ink-800: #10233A;
  --ink-700: #16375A;
  --ink-500: #3E4C58;
  --ink-400: #5C6B77;
  --ink-300: #8A96A1;

  --gold: #C8A45D;
  --gold-deep: #B08A3E;
  --gold-soft: #E0C68E;
  --gold-wash: #FBF6EA;

  --paper: #FBFAF7;
  --paper-2: #F5F2EB;
  --line: #E7E2D7;
  --line-soft: #EDE8DE;

  --maxw: 1200px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  --font-en: Georgia, "Times New Roman", "Songti SC", serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-500);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; border: 0; }
a { color: var(--ink-700); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold-deep); }

h1, h2, h3, h4 {
  color: var(--ink-900);
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 .6em;
  letter-spacing: .2px;
}
p { margin: 0 0 1em; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ============ 顶部信息条 ============ */
.topbar {
  background: var(--ink-900);
  color: rgba(255, 255, 255, .68);
  font-size: 12.5px;
  letter-spacing: .3px;
}
.topbar-in { display: flex; justify-content: space-between; align-items: center; height: 36px; gap: 20px; }
.tb-item { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tb-item svg { width: 13px; height: 13px; color: var(--gold); flex: none; }
.tb-item a { color: var(--gold-soft); font-weight: 700; letter-spacing: .5px; }
.tb-right { justify-content: flex-end; }

/* ============ 头部 ============ */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .97);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(180%) blur(8px);
}
.hd-inner { display: flex; align-items: center; gap: 16px; height: 72px; }

.logo { display: flex; align-items: center; gap: 11px; flex: none; }
.logo-mark {
  width: 40px; height: 40px; flex: none;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(150deg, var(--gold-soft), var(--gold) 45%, var(--gold-deep));
  border-radius: 3px;
  box-shadow: 0 2px 8px -2px rgba(176, 138, 62, .55);
}
.logo-mark svg { width: 22px; height: 22px; color: #fff; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text { font-size: 18px; font-weight: 700; color: var(--ink-900); letter-spacing: 1px; }
.logo-text em {
  font-style: normal; font-family: var(--font-en);
  font-size: 9px; letter-spacing: 1.6px; color: var(--ink-300);
  font-weight: 400; margin-top: 2px; white-space: nowrap;
}

.nav { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.nav a {
  position: relative; padding: 8px 11px; font-size: 14px; color: var(--ink-500);
  white-space: nowrap; border-radius: 2px;
}
.nav a::after {
  content: ""; position: absolute; left: 11px; right: 11px; bottom: 2px;
  height: 2px; background: var(--gold); transform: scaleX(0); transform-origin: left;
  transition: transform .25s;
}
.nav a:hover { color: var(--ink-900); background: transparent; }
.nav a:hover::after, .nav a.on::after { transform: scaleX(1); }
.nav a.on { color: var(--ink-900); font-weight: 700; }

.nav-toggle, .nav-btn { display: none; }

.hd-tel {
  display: inline-flex; align-items: center; gap: 7px; flex: none;
  background: linear-gradient(160deg, var(--gold), var(--gold-deep));
  color: #fff; font-weight: 700; font-size: 14.5px; letter-spacing: .4px;
  padding: 10px 17px; border-radius: 3px;
  box-shadow: 0 4px 14px -6px rgba(176, 138, 62, .8);
}
.hd-tel:hover { color: #fff; filter: brightness(1.06); }
.hd-tel svg { width: 15px; height: 15px; color: #fff; }

/* ============ 面包屑 ============ */
.breadcrumb { font-size: 12.5px; color: var(--ink-300); padding: 18px 24px 0; letter-spacing: .3px; }
.breadcrumb a { color: var(--ink-300); }
.breadcrumb a:hover { color: var(--gold-deep); }
.breadcrumb span { color: var(--ink-400); }

/* ============ Hero ============ */
.hero {
  position: relative; overflow: hidden;
  background: var(--ink-900);
  margin-top: -1px;
}
.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 55%;
}
.hero-veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(102deg, rgba(8, 18, 30, .93) 0%, rgba(8, 18, 30, .80) 38%, rgba(8, 18, 30, .34) 100%),
    radial-gradient(120% 80% at 88% 18%, rgba(200, 164, 93, .16), transparent 62%);
}
.hero-in { position: relative; z-index: 2; padding: 82px 24px 66px; }

.hero-eyebrow {
  display: flex; align-items: center; gap: 12px;
  font-size: 12px; letter-spacing: 3.2px; color: var(--gold-soft);
  margin: 0 0 22px; font-weight: 700;
}
.hero-eyebrow::before { content: ""; width: 30px; height: 1px; background: var(--gold); flex: none; }

.hero h1 {
  color: #fff; font-size: clamp(27px, 3.5vw, 43px);
  line-height: 1.3; letter-spacing: -.3px;
  max-width: 1040px; margin: 0 0 22px; font-weight: 700;
}
.hero-lead {
  color: rgba(255, 255, 255, .78); font-size: 16.5px; line-height: 1.9;
  max-width: 660px; margin: 0 0 32px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-stats {
  display: flex; list-style: none; margin: 48px 0 0; padding: 26px 0 0;
  border-top: 1px solid rgba(255, 255, 255, .16);
  flex-wrap: wrap;
}
.hero-stats li {
  padding-right: 44px; margin-right: 44px;
  border-right: 1px solid rgba(255, 255, 255, .16);
  display: flex; flex-direction: column; gap: 2px;
}
.hero-stats li:last-child { border-right: 0; margin-right: 0; padding-right: 0; }
.hero-stats b {
  font-family: var(--font-en); font-size: 32px; line-height: 1.1;
  color: var(--gold-soft); font-weight: 400; letter-spacing: .5px;
}
.hero-stats span { font-size: 12.5px; color: rgba(255, 255, 255, .58); letter-spacing: 1px; }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 30px; border-radius: 3px;
  font-weight: 700; font-size: 14.5px; letter-spacing: .5px;
  transition: all .22s;
}
.btn-primary { background: linear-gradient(160deg, var(--gold), var(--gold-deep)); color: #fff; box-shadow: 0 8px 22px -12px rgba(176, 138, 62, .9); }
.btn-primary:hover { color: #fff; filter: brightness(1.07); transform: translateY(-1px); }
.btn-ghost { color: #fff; border: 1px solid rgba(255, 255, 255, .42); }
.btn-ghost:hover { color: #fff; background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .7); }

/* ============ 区块 ============ */
.section { padding: 16px 0 52px; }
main > section { padding: 14px 0 40px; }
main > section:first-of-type { padding-top: 26px; }

h2 {
  position: relative; font-size: 25px; padding-left: 18px;
  margin: 0 0 24px; letter-spacing: .3px;
}
h2::before {
  content: ""; position: absolute; left: 0; top: .2em;
  width: 4px; height: 1em;
  background: linear-gradient(180deg, var(--gold-soft), var(--gold-deep));
  border-radius: 1px;
}
h3 { font-size: 17px; margin: 26px 0 10px; }

main { display: block; padding-bottom: 10px; }
main > h1 { font-size: clamp(25px, 3vw, 34px); margin: 26px 0 20px; letter-spacing: -.2px; }

.lead {
  font-size: 16.5px; line-height: 1.95; color: var(--ink-400);
  border-left: 2px solid var(--gold); padding: 2px 0 2px 20px;
  margin: 0 0 30px;
}
/* 中文长段落限宽：一行超过 40 字会明显降低可读性 */
.lead, main > section > p, main > section > ul.check, main > p { max-width: 900px; }
.answer {
  font-size: 17px; font-weight: 700; color: var(--ink-800); line-height: 1.85;
  background: var(--gold-wash); border: 1px solid #EFE2C4;
  border-left: 4px solid var(--gold); border-radius: 3px;
  padding: 20px 24px; margin: 0 0 30px;
}
/* 表格下方的口径备注 */
.muted { font-size: 13.5px; line-height: 1.85; color: var(--ink-400); max-width: 900px; }

/* ============ 网格与卡片 ============ */
.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 {
  display: block; background: #fff; border: 1px solid var(--line-soft);
  border-radius: 3px; overflow: hidden;
  transition: box-shadow .35s, transform .35s, border-color .35s;
}
.card:hover { border-color: #D9C49A; box-shadow: 0 18px 38px -22px rgba(10, 22, 34, .45); transform: translateY(-3px); }
.card > a { display: block; overflow: hidden; }
.card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .8s cubic-bezier(.2, .7, .3, 1); }
.card:hover img { transform: scale(1.055); }
.card-body { padding: 18px 20px 22px; }
.card h3 { margin: 0 0 8px; font-size: 17.5px; letter-spacing: .3px; }
.card h3 a { color: var(--ink-900); }
.card h3 a:hover { color: var(--gold-deep); }
.card p { margin: 0; font-size: 13.5px; line-height: 1.75; color: var(--ink-400); }
/* 无实拍图的品类卡片：不用别的品类图顶替，改为文字卡 */
.card-plain { border-top: 3px solid var(--gold-deep); }
.card-plain .card-body { padding: 28px 22px 26px; }

/* ============ 图标特性 ============ */
.icons { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.icons li {
  background: #fff; border: 1px solid var(--line-soft); border-radius: 3px;
  padding: 26px 20px; text-align: left;
  transition: border-color .3s, box-shadow .3s;
}
.icons li:hover { border-color: #D9C49A; box-shadow: 0 14px 30px -22px rgba(10, 22, 34, .4); }
.icons svg { width: 30px; height: 30px; color: var(--gold-deep); margin-bottom: 18px; }
.icons b { display: block; font-size: 16px; color: var(--ink-900); margin-bottom: 4px; letter-spacing: .3px; }
.icons span { font-size: 13px; color: var(--ink-300); line-height: 1.6; }

/* ============ 表格 ============ */
.table-wrap {
  overflow-x: auto; margin: 4px 0 20px;
  border: 1px solid var(--line-soft); border-radius: 3px; background: #fff;
}
table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 420px; }
/* caption 保留在 DOM 里供 AI 与读屏识别，视觉上隐藏，避免与上方 h2 重复 */
caption { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
th, td { padding: 13px 18px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line-soft); }
th {
  width: 21%; min-width: 92px; font-weight: 600; font-size: 13.5px; color: var(--ink-800);
  background: #FAF8F3; letter-spacing: .3px;
}
td { color: var(--ink-500); }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }

/* ============ 列表 ============ */
ul.check { list-style: none; padding: 0; margin: 0 0 1em; }
ul.check li { position: relative; padding-left: 24px; margin-bottom: .55em; color: var(--ink-400); }
ul.check li::before {
  content: ""; position: absolute; left: 3px; top: .72em;
  width: 8px; height: 8px;
  border: 1px solid var(--gold); border-radius: 1px;
  background: var(--gold-wash);
}

/* ============ FAQ ============ */
.faq-item {
  position: relative; background: #fff;
  border: 1px solid var(--line-soft); border-left: 3px solid var(--gold);
  padding: 19px 24px; margin-bottom: 10px; border-radius: 0 3px 3px 0;
  transition: box-shadow .3s, border-color .3s;
}
.faq-item:hover { box-shadow: 0 12px 26px -22px rgba(10, 22, 34, .5); }
.faq-item h3 { margin: 0 0 7px; font-size: 16.5px; color: var(--ink-900); letter-spacing: .2px; }
.faq-item p { margin: 0; font-size: 14.5px; line-height: 1.85; color: var(--ink-400); }

/* ============ 图集 ============ */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
figure { margin: 0; }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 3px; transition: filter .3s; }
.gallery figure:hover img { filter: brightness(1.04); }
figcaption { font-size: 12.5px; color: var(--ink-300); padding-top: 8px; letter-spacing: .3px; }

/* ============ 链接胶囊 ============ */
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0 0 6px; }
.chips a {
  display: inline-block; background: #fff; border: 1px solid var(--line);
  border-radius: 3px; padding: 8px 14px; font-size: 13px; color: var(--ink-500);
  letter-spacing: .2px; white-space: nowrap;
  transition: all .22s;
}
.chips a:hover {
  border-color: var(--gold); color: var(--gold-deep);
  background: var(--gold-wash); text-decoration: none;
}

/* ============ CTA ============ */
.cta {
  position: relative; overflow: hidden;
  background: linear-gradient(115deg, var(--ink-900), var(--ink-700));
  border-radius: 4px; padding: 38px 42px; margin: 44px 0 0;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.cta::after {
  content: ""; position: absolute; right: -60px; top: -60px;
  width: 220px; height: 220px; border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 164, 93, .22), transparent 70%);
}
.cta h2 {
  color: #fff; margin: 0 0 8px; border: 0; padding: 0;
  font-size: clamp(19px, 1.8vw, 24px); letter-spacing: .3px;
}
.cta h2::before { display: none; }
.cta p { margin: 0; color: rgba(255, 255, 255, .62); font-size: 13.5px; line-height: 1.8; }
.cta .btn-primary { position: relative; z-index: 2; flex: none; }

/* ============ 页脚 ============ */
.site-footer {
  position: relative; background: var(--ink-900); color: #9FAEBC;
  padding: 54px 0 26px; margin-top: 64px; font-size: 13.5px; line-height: 1.85;
}
.site-footer::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-soft) 45%, var(--gold-deep));
}
.ft-grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1.1fr; gap: 34px; }
.ft-grid h4 {
  color: var(--gold-soft); font-size: 12.5px; letter-spacing: 1.6px;
  margin: 0 0 14px; font-weight: 700;
}
.ft-grid ul { list-style: none; padding: 0; margin: 0; }
.ft-grid li { margin-bottom: 8px; }
.ft-grid a { color: #9FAEBC; }
.ft-grid a:hover { color: var(--gold-soft); }
.ft-brand h4 { color: #fff; font-size: 14.5px; letter-spacing: .5px; line-height: 1.6; }
.ft-brand p { margin: 0 0 6px; color: #9FAEBC; }
.ft-brand a { color: var(--gold-soft); font-weight: 700; }
.ft-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 34px; padding-top: 18px;
  font-size: 12.5px; color: #70808F; display: flex; justify-content: space-between;
  gap: 14px; flex-wrap: wrap; letter-spacing: .2px;
}
.ft-bottom a { color: #70808F; }
.ft-bottom a:hover { color: var(--gold-soft); }

/* ============ 页面更新标识 ============ */
.page-updated {
  margin: 26px 0 0; padding-top: 16px; border-top: 1px solid var(--line-soft);
  font-size: 12.5px; color: var(--ink-300); line-height: 1.8; letter-spacing: .2px;
}
.page-updated time { color: var(--ink-400); font-weight: 700; }

/* ============ 404 ============ */
.err { text-align: center; padding: 80px 20px 60px; }
.err h1 {
  font-family: var(--font-en); font-size: 78px; line-height: 1;
  color: var(--ink-900); margin: 0 0 10px; letter-spacing: 2px;
}
.err h1 + p { color: var(--ink-400); margin-bottom: 26px; }

/* ============ 响应式 ============ */
@media (max-width: 1080px) {
  .hd-inner { gap: 10px; }
  .nav a { padding: 8px 8px; font-size: 13.5px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .ft-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
}

@media (max-width: 900px) {
  .topbar { display: none; }
  .hd-inner { height: 62px; }
  .nav-btn {
    display: flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; margin-left: auto; cursor: pointer;
    border: 1px solid var(--line); border-radius: 3px; background: #fff;
  }
  .nav-btn svg { width: 20px; height: 20px; fill: var(--ink-900); }
  .nav {
    position: absolute; left: 0; right: 0; top: 62px;
    background: #fff; border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 6px 20px 18px; display: none;
    box-shadow: 0 18px 30px -18px rgba(10, 22, 34, .35);
    max-height: calc(100vh - 62px); overflow-y: auto;
  }
  .nav a { padding: 14px 4px; border-bottom: 1px solid var(--line-soft); font-size: 15px; }
  .nav a::after { display: none; }
  .nav a.on { color: var(--gold-deep); }
  .nav-toggle:checked ~ .nav { display: flex; }
  .hd-tel { order: 3; padding: 9px 14px; font-size: 13.5px; }

  .hero-in { padding: 54px 24px 46px; }
  .hero h1 { font-size: 27px; }
  .hero-lead { font-size: 15.5px; }
  .hero-stats { margin-top: 34px; padding-top: 20px; gap: 18px 0; }
  .hero-stats li { padding-right: 30px; margin-right: 30px; }
  .hero-stats b { font-size: 26px; }

  main > h1 { font-size: 24px; }
  h2 { font-size: 21px; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .icons { grid-template-columns: repeat(2, 1fr); }
  .cta { padding: 28px 26px; flex-direction: column; align-items: flex-start; }
  .cta h2 { font-size: 19px; }
  .table-wrap { margin-left: -4px; margin-right: -4px; }
  th, td { padding: 11px 14px; font-size: 14px; }
  .site-footer { margin-top: 46px; padding-top: 40px; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .logo-text { font-size: 16px; }
  .logo-text em { display: none; }
  .grid-4, .ft-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .hero-stats li { width: 50%; margin: 0; padding: 0 0 12px; border-right: 0; }
  .hero-stats { gap: 6px 0; }
  .btn { padding: 12px 22px; font-size: 14px; }
  .err h1 { font-size: 56px; }
}