/* ============================================================
   风云榜·拎壶冲官网 全局样式
   参考企业官网模板结构，适配酱酒品牌视觉（酱红/鎏金/墨色）
   ============================================================ */

:root {
  --c-primary: #8e2323;
  --c-primary-dark: #6b1515;
  --c-primary-light: #a83a3a;
  --c-gold: #c29a5b;
  --c-gold-light: #e6cfa3;
  --c-gold-pale: #f6efdf;
  --c-ink: #221a13;
  --c-ink-soft: #3a2f22;
  --c-text: #4a3f30;
  --c-text-light: #8a7d6a;
  --c-bg: #faf6ef;
  --c-bg-alt: #f3ecdd;
  --c-card: #ffffff;
  --c-border: #e7dcc8;
  --c-teal: #2f6d62;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 6px 24px rgba(52, 38, 20, 0.08);
  --shadow-lg: 0 14px 40px rgba(52, 38, 20, 0.14);
  --container: 1200px;
  --header-h: 72px;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "STZhongsong", "SimSun", serif;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  color: var(--c-ink);
  line-height: 1.4;
  font-weight: 700;
}

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

/* ---------------- 顶部导航 ---------------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255, 253, 248, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-border);
}
.header-inner {
  height: var(--header-h);
  display: flex; align-items: center; gap: 28px;
}
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-mark {
  width: 42px; height: 42px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--c-primary-light), var(--c-primary-dark));
  display: flex; align-items: center; justify-content: center;
  color: var(--c-gold-light); font-family: var(--font-serif);
  font-size: 20px; font-weight: 700;
  box-shadow: inset 0 0 0 2px rgba(230, 207, 163, 0.55), 0 4px 10px rgba(110, 21, 21, 0.35);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-name { font-family: var(--font-serif); font-size: 21px; font-weight: 700; color: var(--c-ink); letter-spacing: 1px; }
.logo-sub { font-size: 11px; color: var(--c-text-light); letter-spacing: 3px; }

.main-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.main-nav a {
  padding: 8px 13px; font-size: 15.5px; color: var(--c-ink-soft);
  border-radius: 8px; transition: color .2s, background .2s;
  white-space: nowrap;
}
.main-nav a:hover { color: var(--c-primary); background: rgba(142, 35, 35, 0.06); }
.main-nav a.active { color: var(--c-primary); font-weight: 600; background: rgba(142, 35, 35, 0.08); }

.header-cta {
  flex-shrink: 0; display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: 999px;
  background: var(--c-primary); color: #fff; font-size: 14.5px; font-weight: 600;
  transition: background .2s, transform .2s;
}
.header-cta:hover { background: var(--c-primary-dark); transform: translateY(-1px); }

.nav-toggle {
  display: none; margin-left: auto; width: 44px; height: 44px;
  border: 1px solid var(--c-border); background: #fff; border-radius: 10px;
  cursor: pointer; font-size: 20px; color: var(--c-ink);
}

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 30px; border-radius: 999px; font-size: 16px; font-weight: 600;
  cursor: pointer; border: none; transition: all .25s; font-family: var(--font-sans);
}
.btn-primary { background: linear-gradient(135deg, var(--c-primary-light), var(--c-primary-dark)); color: #fff; box-shadow: 0 8px 20px rgba(110, 21, 21, 0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(110, 21, 21, 0.4); }
.btn-gold { background: linear-gradient(135deg, #d4ac6e, var(--c-gold)); color: #3d2a10; box-shadow: 0 8px 20px rgba(194, 154, 91, 0.35); }
.btn-gold:hover { transform: translateY(-2px); }
.btn-ghost { background: transparent; color: #fff; border: 1.5px solid rgba(230, 207, 163, 0.7); }
.btn-ghost:hover { background: rgba(230, 207, 163, 0.12); }
.btn-outline { background: transparent; color: var(--c-primary); border: 1.5px solid var(--c-primary); }
.btn-outline:hover { background: rgba(142, 35, 35, 0.05); }
.btn-sm { padding: 9px 22px; font-size: 14.5px; }

/* ---------------- 首屏 Hero ---------------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 80% 55% at 70% 15%, rgba(194, 154, 91, 0.16), transparent 60%),
    radial-gradient(ellipse 60% 45% at 15% 85%, rgba(142, 35, 35, 0.28), transparent 65%),
    linear-gradient(160deg, #241a10 0%, #2b1c12 45%, #1c130c 100%);
  color: #f4ead6;
  padding: calc(var(--header-h) + 76px) 0 90px;
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Ccircle cx='60' cy='60' r='1.1' fill='%23e6cfa3' fill-opacity='0.14'/%3E%3C/svg%3E");
}
.hero-grid { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 60px; align-items: center; position: relative; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 18px; border-radius: 999px; font-size: 13.5px; letter-spacing: 2px;
  background: rgba(230, 207, 163, 0.12); border: 1px solid rgba(230, 207, 163, 0.4);
  color: var(--c-gold-light); margin-bottom: 22px;
}
.hero h1 { color: #f8f0dd; font-size: clamp(20px, 3.1vw, 38px); letter-spacing: 1px; margin-bottom: 18px; }
@media (min-width: 400px) { .hero h1 { white-space: nowrap; } }
.hero h1 em { font-style: normal; color: var(--c-gold); }
.hero-sub { font-size: clamp(16px, 1.8vw, 19px); color: rgba(244, 234, 214, 0.85); margin-bottom: 14px; }
.hero-desc { font-size: 15.5px; color: rgba(244, 234, 214, 0.66); margin-bottom: 34px; max-width: 560px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 26px; margin-top: 38px; }
.hero-meta .meta-item { display: flex; flex-direction: column; gap: 2px; }
.hero-meta .meta-num { font-family: var(--font-serif); font-size: 26px; color: var(--c-gold); font-weight: 700; }
.hero-meta .meta-label { font-size: 13px; color: rgba(244, 234, 214, 0.6); letter-spacing: 1px; }
.hero-visual { position: relative; }
.hero-visual .photo {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid rgba(230, 207, 163, 0.35);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.5);
}
.hero-visual .photo img { width: 100%; height: auto; }
.hero-visual .photo { position: relative; }
.hero-tag {
  position: absolute; left: -14px; bottom: 26px;
  background: rgba(34, 26, 19, 0.9); border: 1px solid rgba(230, 207, 163, 0.45);
  color: var(--c-gold-light); border-radius: 12px; padding: 12px 18px;
  font-size: 13.5px; line-height: 1.6; backdrop-filter: blur(6px);
}
.hero-tag strong { display: block; font-size: 15px; color: #fff; font-family: var(--font-serif); }

/* ---------------- 区块通用 ---------------- */
.section { padding: 84px 0; }
.section-alt { background: var(--c-bg-alt); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.eyebrow {
  display: inline-block; font-size: 13px; letter-spacing: 4px; font-weight: 600;
  color: var(--c-primary); margin-bottom: 14px;
}
.eyebrow::before, .eyebrow::after { content: "—"; margin: 0 10px; color: var(--c-gold); }
.section-head h2 { font-size: clamp(26px, 3vw, 34px); margin-bottom: 16px; }
.section-head p { color: var(--c-text-light); font-size: 15.5px; }

/* ---------------- 卡片 ---------------- */
.grid { display: grid; gap: 26px; }
.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(--c-card); border-radius: var(--radius);
  border: 1px solid var(--c-border); box-shadow: var(--shadow);
  padding: 34px 30px; transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.card-icon {
  width: 58px; height: 58px; border-radius: 16px; font-size: 26px;
  background: linear-gradient(135deg, rgba(230, 207, 163, 0.45), rgba(194, 154, 91, 0.25));
  border: 1px solid rgba(194, 154, 91, 0.35);
  display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { font-size: 14.8px; color: var(--c-text-light); }

/* 产品卡 */
.product-card { padding: 0; overflow: hidden; }
.product-card .pic { position: relative; overflow: hidden; background: #f0e9da; }
.product-card .pic img { width: 100%; height: 300px; object-fit: cover; transition: transform .5s; }
.product-card:hover .pic img { transform: scale(1.05); }
.product-flag {
  position: absolute; top: 16px; left: 16px; z-index: 2;
  background: linear-gradient(135deg, var(--c-primary-light), var(--c-primary-dark));
  color: #ffe9c9; font-size: 12.5px; font-weight: 600; letter-spacing: 1px;
  padding: 6px 14px; border-radius: 999px; box-shadow: 0 4px 12px rgba(110, 21, 21, 0.4);
}
.product-flag.plain { background: rgba(34, 26, 19, 0.75); color: var(--c-gold-light); }
.product-body { padding: 26px 28px 30px; }
.product-body h3 { font-size: 22px; }
.product-body .price { color: var(--c-primary); font-weight: 700; font-family: var(--font-serif); }
.product-body p { margin: 10px 0 18px; }
.product-link { color: var(--c-primary); font-weight: 600; font-size: 15px; display: inline-flex; align-items: center; gap: 6px; }
.product-link:hover { gap: 10px; }
.product-link { transition: gap .2s; }

/* 场景标签 */
.scene-tags { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.scene-tag {
  padding: 12px 24px; border-radius: 999px; background: #fff;
  border: 1px solid var(--c-border); font-size: 15px; color: var(--c-ink-soft);
  box-shadow: var(--shadow); transition: all .25s; display: flex; align-items: center; gap: 8px;
}
.scene-tag:hover { border-color: var(--c-gold); color: var(--c-primary); transform: translateY(-3px); }

/* 五维模型块 */
.wuwei { background: var(--c-card); border-radius: var(--radius-lg); border: 1px solid var(--c-border); box-shadow: var(--shadow); overflow: hidden; }
.wuwei-grid { display: grid; grid-template-columns: repeat(5, 1fr); }
.wuwei-item { padding: 30px 24px; border-right: 1px dashed var(--c-border); }
.wuwei-item:last-child { border-right: none; }
.wuwei-item .num { font-family: var(--font-serif); font-size: 15px; color: var(--c-gold); font-weight: 700; letter-spacing: 2px; }
.wuwei-item h4 { font-size: 19px; margin: 8px 0 10px; color: var(--c-primary); }
.wuwei-item p { font-size: 13.8px; color: var(--c-text-light); }

/* 边界提示条 */
.notice {
  margin-top: 26px; padding: 18px 24px; border-radius: 12px;
  background: rgba(255, 252, 246, 0.88); border: 1px solid rgba(142, 35, 35, 0.16);
  color: var(--c-primary-dark); font-size: 14px; line-height: 1.8;
  box-shadow: 0 2px 10px rgba(52, 38, 20, 0.06);
}
.notice strong { font-weight: 700; }

/* 资质快照 */
.honor-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.honor-item {
  background: #fff; border: 1px solid var(--c-border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); transition: transform .25s;
}
.honor-item:hover { transform: translateY(-5px); }
.honor-item .pic { height: 190px; overflow: hidden; background: #f0e9da; }
.honor-item .pic img { width: 100%; height: 100%; object-fit: cover; }
.honor-item .txt { padding: 16px 18px 20px; }
.honor-item .txt h4 { font-size: 16px; margin-bottom: 6px; }
.honor-item .txt p { font-size: 13px; color: var(--c-text-light); line-height: 1.6; }

/* FAQ 手风琴 */
.faq-list { max-width: 860px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item { background: #fff; border: 1px solid var(--c-border); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); }
.faq-item.open { border-color: rgba(194, 154, 91, 0.6); }
.faq-q {
  width: 100%; display: flex; align-items: center; gap: 14px; text-align: left;
  padding: 20px 24px; cursor: pointer; background: none; border: none;
  font-size: 16.5px; font-weight: 600; color: var(--c-ink); font-family: var(--font-serif);
}
.faq-q .faq-mark {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  background: var(--c-gold-pale); color: var(--c-primary); border: 1px solid rgba(194, 154, 91, 0.5);
  display: flex; align-items: center; justify-content: center; font-size: 16px;
  transition: transform .3s; font-family: var(--font-sans);
}
.faq-item.open .faq-mark { transform: rotate(45deg); background: var(--c-primary); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a-inner { padding: 0 24px 22px 64px; color: var(--c-text-light); font-size: 15px; }

/* CTA 横幅 */
.cta-banner {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  background:
    radial-gradient(ellipse 70% 90% at 85% 20%, rgba(194, 154, 91, 0.25), transparent 55%),
    linear-gradient(135deg, #26190f, #38220f 55%, #241408);
  color: #f4ead6; text-align: center; padding: 66px 40px;
}
.cta-banner h2 { color: #f8f0dd; font-size: clamp(24px, 3vw, 32px); margin-bottom: 14px; }
.cta-banner p { color: rgba(244, 234, 214, 0.75); margin-bottom: 30px; }
.cta-banner .btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------------- 时间线 ---------------- */
.timeline { position: relative; max-width: 820px; margin: 0 auto; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px;
  background: linear-gradient(var(--c-gold), var(--c-primary));
}
.tl-item { position: relative; padding: 0 0 34px 26px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -34px; top: 7px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--c-bg); border: 3px solid var(--c-primary);
  box-shadow: 0 0 0 4px rgba(142, 35, 35, 0.15);
}
.tl-date { font-family: var(--font-serif); color: var(--c-primary); font-weight: 700; font-size: 16px; letter-spacing: 1px; }
.tl-item h4 { font-size: 18px; margin: 4px 0 6px; }
.tl-item p { font-size: 14.5px; color: var(--c-text-light); }

/* ---------------- 数据统计 ---------------- */
.stats-band {
  background: linear-gradient(135deg, #26190f, #3a2410);
  border-radius: var(--radius-lg); color: #f4ead6;
  display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden;
}
.stat-cell { padding: 40px 20px; text-align: center; border-right: 1px solid rgba(230, 207, 163, 0.15); }
.stat-cell:last-child { border-right: none; }
.stat-num { font-family: var(--font-serif); font-size: 36px; color: var(--c-gold); font-weight: 700; }
.stat-num small { font-size: 16px; }
.stat-label { font-size: 13.5px; color: rgba(244, 234, 214, 0.65); letter-spacing: 2px; margin-top: 4px; }

/* ---------------- 页面 Hero（子页） ---------------- */
.page-hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 70% 60% at 80% 10%, rgba(194, 154, 91, 0.16), transparent 60%),
    linear-gradient(150deg, #2a1d11, #221710);
  color: #f4ead6; padding: calc(var(--header-h) + 58px) 0 58px; text-align: center;
}
.page-hero h1 { color: #f8f0dd; font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 14px; letter-spacing: 1px; }
.page-hero .crumb { font-size: 14px; color: rgba(244, 234, 214, 0.6); margin-bottom: 18px; }
.page-hero .crumb a:hover { color: var(--c-gold-light); }
.page-hero p.lead { max-width: 760px; margin: 0 auto; color: rgba(244, 234, 214, 0.78); font-size: 16px; }

/* ---------------- 参数表格 ---------------- */
.spec-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); font-size: 15px; }
.spec-table th, .spec-table td { padding: 14px 22px; border-bottom: 1px solid var(--c-border); text-align: left; }
.spec-table th { background: var(--c-gold-pale); color: var(--c-ink); font-family: var(--font-serif); white-space: nowrap; width: 160px; }
.spec-table tr:last-child td { border-bottom: none; }

/* ---------------- 表单 ---------------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 14.5px; font-weight: 600; color: var(--c-ink-soft); }
.form-field label .req { color: var(--c-primary); margin-left: 3px; }
.form-field input, .form-field select, .form-field textarea {
  padding: 13px 16px; border: 1px solid var(--c-border); border-radius: 10px;
  font-size: 15px; font-family: var(--font-sans); background: #fff; color: var(--c-text);
  transition: border .2s, box-shadow .2s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--c-gold); box-shadow: 0 0 0 3px rgba(194, 154, 91, 0.18);
}
.form-field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: 13px; color: var(--c-text-light); }
.form-ok { display: none; padding: 16px 20px; border-radius: 10px; background: #ecf7ef; color: #1e6b3a; border: 1px solid #bfe3cb; font-size: 14.5px; margin-top: 14px; }

/* 联系信息卡 */
.contact-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 32px; }
.contact-card h3 { font-size: 20px; margin-bottom: 20px; padding-bottom: 14px; border-bottom: 1px dashed var(--c-border); }
.contact-line { display: flex; gap: 14px; margin-bottom: 18px; font-size: 15px; }
.contact-line:last-child { margin-bottom: 0; }
.contact-line .ic { flex-shrink: 0; width: 40px; height: 40px; border-radius: 12px; background: var(--c-gold-pale); display: flex; align-items: center; justify-content: center; font-size: 17px; border: 1px solid rgba(194, 154, 91, 0.4); }
.contact-line b { color: var(--c-ink); display: block; font-size: 14px; margin-bottom: 2px; }
.contact-line span { color: var(--c-text-light); }

/* ---------------- 团队页 ---------------- */
.founder-card { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 0; background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid var(--c-border); }
.founder-card .pic { position: relative; min-height: 460px; }
.founder-card .pic img { display: block; width: 100%; height: auto; }
.founder-info { padding: 46px 44px; }
.founder-info h3 { font-size: 26px; margin-bottom: 6px; }
.founder-info .role { color: var(--c-primary); font-weight: 600; margin-bottom: 18px; font-size: 15px; }
.founder-info p { font-size: 15px; color: var(--c-text-light); margin-bottom: 14px; }
.founder-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.founder-tags span { padding: 7px 16px; border-radius: 999px; background: var(--c-gold-pale); border: 1px solid rgba(194, 154, 91, 0.45); color: var(--c-ink-soft); font-size: 13.5px; }

/* ---------------- 文化专栏 ---------------- */
.article-card { padding: 0; overflow: hidden; display: flex; flex-direction: row; }
.article-card .pic { width: 260px; flex-shrink: 0; }
.article-card .pic img { width: 100%; height: 100%; object-fit: cover; }
.article-body { padding: 26px 28px; }
.article-body .date { font-size: 13px; color: var(--c-text-light); letter-spacing: 1px; }
.article-body h3 { font-size: 20px; margin: 8px 0 10px; }
.article-body p { font-size: 14.5px; color: var(--c-text-light); }

/* ---------------- 页脚 ---------------- */
.site-footer { background: #241a10; color: #cfc4ac; margin-top: 0; }
.footer-top { display: grid; grid-template-columns: 1.35fr 0.85fr 0.85fr 1.1fr; gap: 44px; padding: 64px 0 44px; }
.footer-brand .logo-name { color: #f4ead6; }
.footer-brand .logo-sub { color: rgba(207, 196, 172, 0.55); }
.footer-brand p { font-size: 13.8px; color: rgba(207, 196, 172, 0.75); margin: 18px 0 20px; line-height: 1.8; }
.footer-social { display: flex; flex-wrap: wrap; gap: 10px; }
.footer-social a, .footer-social span.pend {
  font-size: 13px; padding: 7px 14px; border-radius: 999px;
  border: 1px solid rgba(230, 207, 163, 0.3); color: rgba(244, 234, 214, 0.85);
  transition: all .2s;
}
.footer-social a:hover { background: rgba(230, 207, 163, 0.15); border-color: var(--c-gold); }
.footer-social span.pend { color: rgba(207, 196, 172, 0.45); }
.footer-col h4 { color: var(--c-gold-light); font-size: 16.5px; margin-bottom: 18px; letter-spacing: 1px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 14px; color: rgba(207, 196, 172, 0.8); transition: color .2s; }
.footer-col ul a:hover { color: var(--c-gold-light); }
.footer-col .nap { font-size: 13.8px; line-height: 1.9; color: rgba(207, 196, 172, 0.8); }
.footer-col .nap b { color: #f4ead6; font-weight: 600; }
.footer-col .nap a { color: var(--c-gold-light); }
.footer-notice {
  border-top: 1px solid rgba(230, 207, 163, 0.15); padding: 22px 0;
  font-size: 13.5px; line-height: 2; color: rgba(207, 196, 172, 0.85);
}
.footer-notice strong { color: var(--c-gold-light); }
.footer-legal {
  border-top: 1px solid rgba(230, 207, 163, 0.15); padding: 20px 0 26px;
  font-size: 12.8px; line-height: 2; color: rgba(207, 196, 172, 0.6);
}
.footer-legal .cr { text-align: center; margin-top: 8px; }

/* 返回顶部 */
.back-top {
  position: fixed; right: 26px; bottom: 30px; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--c-primary); color: #fff; font-size: 18px;
  box-shadow: 0 10px 24px rgba(110, 21, 21, 0.4);
  opacity: 0; visibility: hidden; transform: translateY(14px);
  transition: all .3s;
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }

/* 入场动画 */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 1080px) {
  .header-cta { display: none; }
  .main-nav { gap: 0; }
  .main-nav a { padding: 8px 9px; font-size: 14.5px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .main-nav {
    display: none; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: #fffdf8; flex-direction: column; align-items: stretch;
    padding: 10px 20px 20px; border-bottom: 1px solid var(--c-border);
    box-shadow: 0 20px 40px rgba(52, 38, 20, 0.12);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 13px 12px; font-size: 16px; border-radius: 8px; border-bottom: 1px dashed var(--c-border); }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 560px; margin: 0 auto; }
  .grid-3, .grid-4, .honor-strip { grid-template-columns: 1fr 1fr; }
  .wuwei-grid { grid-template-columns: 1fr; }
  .wuwei-item { border-right: none; border-bottom: 1px dashed var(--c-border); }
  .wuwei-item:last-child { border-bottom: none; }
  .stats-band { grid-template-columns: 1fr 1fr; }
  .stat-cell { border-bottom: 1px solid rgba(230, 207, 163, 0.15); }
  .founder-card { grid-template-columns: 1fr; }
  .founder-card .pic { min-height: 380px; }
  .article-card { flex-direction: column; }
  .article-card .pic { width: 100%; height: 200px; }
}
@media (max-width: 600px) {
  .section { padding: 60px 0; }
  .hero { padding-top: calc(var(--header-h) + 48px); }
  .grid-2, .grid-3, .grid-4, .honor-strip { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .logo-name { font-size: 18px; }
  .logo-sub { display: none; }
  .stats-band { grid-template-columns: 1fr 1fr; }
  .cta-banner { padding: 48px 22px; }
  .tl-item::before { left: -30px; }
  .timeline { padding-left: 30px; }
}

/* ============================================================
   江湖水墨风格增强：山水层 / 宣纸纹理 / 竖排书法 / 印章 / 飞白笔触
   ============================================================ */

/* 全站水墨江湖底：宣纸水墨长卷固定铺底（柔化烘焙版保证文字可读） */
body {
  background: #faf6ef url("../images/bg-jianghu-soft.jpg") no-repeat center center / cover fixed;
}

/* 宣纸颗粒质感（全站轻覆盖） */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 9999; pointer-events: none; opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='0.055'/%3E%3C/svg%3E");
}

/* 首屏：雾气 + 远山 + 竖排书法 + 印章 */
.hero {
  background:
    radial-gradient(ellipse 90% 38% at 18% 102%, rgba(230, 207, 163, 0.10), transparent 62%),
    radial-gradient(ellipse 80% 55% at 70% 15%, rgba(194, 154, 91, 0.16), transparent 60%),
    radial-gradient(ellipse 60% 45% at 15% 85%, rgba(142, 35, 35, 0.30), transparent 65%),
    linear-gradient(160deg, #241a10 0%, #2b1c12 45%, #1c130c 100%);
}
.hero::after {
  content: ""; position: absolute; left: -2%; bottom: -2px; width: 104%; height: 240px;
  background: url("../images/ink-mountains.svg") bottom center / 100% 100% no-repeat;
  pointer-events: none; z-index: 1;
  animation: mistDrift 32s ease-in-out infinite;
}
.hero-grid { z-index: 2; }
@keyframes mistDrift {
  0%, 100% { transform: translateX(-0.8%); }
  50% { transform: translateX(0.8%); }
}
.hero-vertical {
  position: absolute; left: clamp(10px, 4.5vw, 60px); top: 138px; z-index: 2;
  writing-mode: vertical-rl; font-family: var(--font-serif);
  font-size: 19px; letter-spacing: 15px; color: rgba(230, 207, 163, 0.52);
  border-left: 1px solid rgba(230, 207, 163, 0.22); padding-left: 13px;
  pointer-events: none; user-select: none;
}
.seal-mark {
  position: absolute; top: 16px; right: 16px; z-index: 3;
  writing-mode: vertical-rl; font-family: var(--font-serif); font-weight: 700;
  background: linear-gradient(160deg, #a83a3a, #7a1d1d); color: #ffe9c9;
  font-size: 15px; letter-spacing: 6px; padding: 10px 7px; border-radius: 5px;
  transform: rotate(3deg);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35), inset 0 0 0 1.5px rgba(255, 233, 201, 0.4);
  pointer-events: none;
}

/* 子页首屏：水墨远山 + 巨字水印 */
.page-hero {
  background:
    radial-gradient(ellipse 85% 60% at 80% 8%, rgba(194, 154, 91, 0.14), transparent 60%),
    radial-gradient(ellipse 70% 45% at 12% 100%, rgba(142, 35, 35, 0.18), transparent 60%),
    linear-gradient(150deg, #2a1d11, #221710);
}
.page-hero::before {
  content: "壶"; position: absolute; right: -16px; top: 46%; transform: translateY(-50%);
  font-family: var(--font-serif); font-size: 250px; line-height: 1;
  color: rgba(230, 207, 163, 0.06); pointer-events: none;
}
.page-hero::after {
  content: ""; position: absolute; left: -2%; bottom: -2px; width: 104%; height: 150px;
  background: url("../images/ink-mountains.svg") bottom center / 100% 100% no-repeat;
  pointer-events: none; opacity: 0.95;
}
.page-hero .container { position: relative; z-index: 1; }

/* 浅色分区：宣纸晕染 + 巨幅"酒"字水印（半透明，透出全站水墨底） */
.section-alt { position: relative; overflow: hidden; background: rgba(243, 236, 221, 0.62); }
.section-alt::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 55% 70% at 88% 12%, rgba(194, 154, 91, 0.12), transparent 62%),
    radial-gradient(ellipse 45% 60% at 8% 92%, rgba(142, 35, 35, 0.06), transparent 60%);
}
.section-alt::after {
  content: "酒"; position: absolute; right: -36px; top: -58px;
  font-family: var(--font-serif); font-size: 320px; line-height: 1;
  color: rgba(34, 26, 19, 0.05); pointer-events: none;
}
.section-alt > .container { position: relative; z-index: 1; }

/* 标题下飞白笔触 */
.section-head:not([style]) h2::after {
  content: ""; display: block; width: 72px; height: 5px; margin: 16px auto 0;
  border-radius: 3px;
  background: linear-gradient(90deg, transparent, var(--c-gold) 30%, var(--c-primary) 50%, var(--c-gold) 70%, transparent);
}

/* CTA 横幅：山水入画 */
.cta-banner::after {
  content: ""; position: absolute; left: -2%; bottom: -2px; width: 104%; height: 130px;
  background: url("../images/ink-mountains.svg") bottom center / 100% 100% no-repeat;
  pointer-events: none;
}
.cta-banner h2, .cta-banner p, .cta-banner .btns { position: relative; z-index: 1; }

/* 页脚：鎏金朱砂笔锋顶线 */
.site-footer { position: relative; }
.site-footer::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px; z-index: 2;
  background: linear-gradient(90deg, transparent, rgba(194, 154, 91, 0.75) 15%, rgba(168, 58, 58, 0.85) 50%, rgba(194, 154, 91, 0.75) 85%, transparent);
}

/* 产品卡构图微调：聚焦瓶身 */
.product-card .pic img { object-position: center 60%; }

@media (prefers-reduced-motion: reduce) {
  .hero::after { animation: none; }
}
@media (max-width: 1080px) {
  .hero-vertical { display: none; }
  .section-alt::after { font-size: 220px; right: -24px; }
  .page-hero::before { font-size: 170px; }
  .page-hero::after { height: 110px; }
  .hero::after { height: 170px; }
}