/* ============================================================
   亳州 · 药都涡纹 (bozhou_design_yaodu)
   视觉语言：药庐褐(药都) + 朱砂(医印/道符) + 药方纸底 + 涡纹母题(道源太极涡×涡河涡流×药草叶脉)
   12 维：hero C 双色斜切 / biz D 首卡放大 / news A 4列20条 /
         process B 竖排时间线 / cta B 左右分栏 / trust D 深色贴hero /
         nav D 毛玻璃 / footer C 深色通栏 / sep B 斜切分割线 /
         heading C 大号编号 / corner A 16px圆角 / density A 标准80px / order α
   ============================================================ */

/* ---------- 0. 设计令牌 ---------- */
:root {
  --brand: #4D392B;          /* 药庐褐 */
  --brand-deep: #3A2A1F;     /* 深褐 */
  --brand-ink: #281C12;      /* 最深底 */
  --accent: #B5432E;         /* 朱砂 */
  --accent-deep: #96311F;    /* 朱砂深(浅底文字 6.1:1) */
  --accent-light: #E08573;   /* 朱砂亮(深底文字 6.1:1) */
  --accent-tint: #FAEDE8;    /* 朱砂淡底 */
  --bg: #F8F5EF;             /* 药方纸 */
  --tint: #F1EBDF;           /* 药汤浅褐(斜切交替底) */
  --surface: #FFFFFF;
  --text: #2B2724;
  --text-soft: #4E463F;
  --text-light: #5C554D;     /* 次要文字 白底 ≥ 6.9:1 */
  --gray: #8A8378;           /* 仅装饰/非正文 */
  --gray-light: #CFC8BB;     /* 分隔线 */
  --border: #C9C0B2;         /* 边框(白底可见细线) */
  --ink-on-accent: #FFF8F2;  /* 朱砂底上的浅字 */
  --radius: 16px;            /* 圆角语言 A */
  --container: 1200px;
  --sec-pad: 80px;           /* 标准密度 A */
  --serif: "Noto Serif SC", "Source Han Serif SC", "STZhongsong", "SimSun", serif;
  --shadow-md: 0 8px 26px rgba(40, 28, 18, .10);
  --shadow-lg: 0 18px 44px rgba(40, 28, 18, .16);
  --head-h: 76px;
}

/* ---------- 1. 基础与滚动条防护(§1.8) ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: clip; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font: 15px/1.75 "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif; color: var(--text); background: var(--bg); overflow-x: clip; }
img { max-width: 100%; height: auto; }
a { color: var(--accent-deep); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent); }
h1, h2, h3, h4 { margin: 0 0 .5em; font-weight: 700; line-height: 1.35; color: var(--text); }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* 屏幕阅读器专用(视觉隐藏) */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* 内部横滑区滚动条隐藏(抽屉等) */
.no-sb { scrollbar-width: none; -ms-overflow-style: none; }
.no-sb::-webkit-scrollbar { display: none; }

/* 后台富文本内容防护(§1.8-3) */
.detail__content table, .page-content table { display: block; max-width: 100%; overflow-x: auto; }
.detail__content img, .page-content img { max-width: 100%; height: auto; }
.detail__content pre, .page-content pre { overflow-x: auto; }
.detail__content, .page-content { overflow-wrap: break-word; }
.detail__content h2, .page-content h2 { font-size: 22px; margin: 1.4em 0 .6em; }
.detail__content h3, .page-content h3 { font-size: 18px; margin: 1.2em 0 .5em; }
.detail__content ul, .page-content ul { padding-left: 1.4em; list-style: disc; }
.detail__content ol, .page-content ol { padding-left: 1.4em; list-style: decimal; }
.detail__content li, .page-content li { margin: .3em 0; }
.detail__content blockquote, .page-content blockquote { margin: 1em 0; padding: 10px 18px; border-left: 3px solid var(--accent); background: var(--accent-tint); border-radius: 0 10px 10px 0; color: var(--text-soft); }

/* ---------- 2. 滚动进度条(动效图形元素) ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 1200; background: linear-gradient(90deg, var(--accent), var(--accent-light)); transition: width .08s linear; }

/* ---------- 3. 导航 D 毛玻璃吸顶 ---------- */
.site-nav { position: fixed; top: 0; left: 0; right: 0; z-index: 900; height: var(--head-h); background: rgba(40, 28, 18, .72); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(255, 255, 255,.08); transition: background .3s, box-shadow .3s; }
.site-nav.is-scrolled { background: rgba(40, 28, 18, .94); box-shadow: 0 10px 28px rgba(40, 28, 18, .28); }
.nav-inner { display: flex; align-items: center; height: 100%; gap: 18px; }
.nav-logo { display: flex; align-items: center; gap: 10px; color: #fff; font-family: var(--serif); font-size: 19px; letter-spacing: .04em; text-decoration: none; flex-shrink: 0; }
.nav-logo svg { color: var(--accent-light); }
.nav-logo:hover { color: #fff; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links > a, .nav-item { position: relative; display: inline-flex; align-items: center; gap: 5px; padding: 10px 13px; color: rgba(255, 255, 255,.88); font-size: 15px; text-decoration: none; white-space: nowrap; }
.nav-links > a::after, .nav-item > .nav-item__label::after { content: ""; position: absolute; left: 13px; right: 13px; bottom: 5px; height: 2px; border-radius: 2px; background: var(--accent-light); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; }
.nav-links > a:hover, .nav-item:hover > .nav-item__label { color: #fff; }
.nav-links > a:hover::after, .nav-item:hover > .nav-item__label::after, .nav-links > a.is-active::after, .nav-item.is-active > .nav-item__label::after { transform: scaleX(1); }
.nav-links > a.is-active, .nav-item.is-active > .nav-item__label { color: #fff; }
.nav-item__label { position: relative; display: inline-flex; align-items: center; gap: 5px; }
.nav-item__chev { transition: transform .25s; color: rgba(255, 255, 255,.55); display: inline-flex; }
.nav-item:hover .nav-item__chev { transform: rotate(180deg); color: var(--accent-light); }
/* 下拉面板 */
.nav-item { position: relative; }
.nav-item .dd { position: absolute; top: calc(100% + 6px); left: 50%; transform: translateX(-50%) translateY(10px); min-width: 186px; background: rgba(255, 255, 255,.98); border-radius: 12px; box-shadow: var(--shadow-lg); padding: 8px; opacity: 0; visibility: hidden; transition: opacity .25s, transform .25s, visibility .25s; }
.nav-item:hover .dd, .nav-item:focus-within .dd { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-item .dd a { display: block; padding: 9px 14px; border-radius: 8px; font-size: 14px; color: var(--text-soft); }
.nav-item .dd a:hover { background: var(--accent-tint); color: var(--accent-deep); }
/* 移动端开关 */
.nav-toggle { display: none; margin-left: auto; background: none; border: 0; color: #fff; padding: 8px; }
.nav-phone { display: inline-flex; align-items: center; gap: 7px; padding: 8px 16px; border-radius: 999px; border: 1px solid rgba(255, 255, 255,.28); color: rgba(255, 255, 255,.9); font-size: 14px; flex-shrink: 0; }
.nav-phone:hover { background: rgba(255, 255, 255,.1); color: #fff; }
.nav-phone svg { color: var(--accent-light); }

/* 抽屉(移动端) */
.drawer-mask { position: fixed; inset: 0; background: rgba(40, 28, 18,.5); z-index: 950; opacity: 0; visibility: hidden; transition: .3s; }
.drawer { position: fixed; top: 0; right: -86vw; width: 82vw; max-width: 360px; height: 100vh; height: 100dvh; background: var(--brand-ink); z-index: 960; padding: 26px 22px; overflow-y: auto; transition: right .35s cubic-bezier(.22,.61,.36,1); }
body.drawer-open .drawer { right: 0; }
body.drawer-open .drawer-mask { opacity: 1; visibility: visible; }
body.drawer-open { overflow: hidden; }
.drawer__logo { display: flex; align-items: center; gap: 9px; color: #fff; font-family: var(--serif); font-size: 18px; margin-bottom: 20px; }
.drawer__logo svg { color: var(--accent-light); }
.drawer nav a, .drawer .dd-item { display: block; padding: 13px 6px; color: rgba(255, 255, 255,.86); border-bottom: 1px solid rgba(255, 255, 255,.09); font-size: 15.5px; text-decoration: none; }
.drawer nav a.is-active { color: var(--accent-light); }
.drawer .dd-sub { padding: 4px 6px 12px 18px; }
.drawer .dd-sub a { padding: 7px 6px; font-size: 13.5px; border-bottom: 0; color: rgba(255, 255, 255,.62); }
.drawer__close { position: absolute; top: 18px; right: 18px; background: none; border: 0; color: rgba(255, 255, 255,.7); font-size: 22px; line-height: 1; }
.drawer__phone { margin-top: 18px; display: flex; align-items: center; gap: 8px; color: var(--accent-light); font-size: 17px; font-family: var(--serif); }

/* ---------- 4. Hero C 双色斜切分屏 ---------- */
.hero { position: relative; display: grid; grid-template-columns: 1.06fr .94fr; min-height: 620px; background: var(--bg); overflow: hidden; }
.hero__pane--dark { position: relative; z-index: 2; background: linear-gradient(158deg, #4D392B 0%, #352518 55%, #281C12 100%); color: #fff; clip-path: polygon(0 0, 100% 0, calc(100% - 110px) 100%, 0 100%); padding: calc(var(--head-h) + 58px) clamp(56px, 7vw, 120px) 96px max(24px, calc((100vw - var(--container)) / 2)); display: flex; flex-direction: column; }
.hero__pane--dark::before { content: ""; position: absolute; right: 60px; top: 90px; width: 220px; height: 220px; border-radius: 50%; border: 1px solid rgba(224, 133, 115,.14); pointer-events: none; animation: vortexSpin 46s linear infinite; }
/* 轮播：grid 叠放(§2.3) */
.hero-slides { display: grid; flex: 1; align-content: center; }
.hero-slide { grid-area: 1 / 1; opacity: 0; visibility: hidden; transform: translateX(22px); transition: opacity .6s ease, transform .6s ease, visibility .6s; display: flex; flex-direction: column; }
.hero-slide.is-on { opacity: 1; visibility: visible; transform: none; }
.hero-slide.is-on .hero__eyebrow { animation: riseIn .55s .05s both; }
.hero-slide.is-on .hero__title { animation: riseIn .55s .16s both; }
.hero-slide.is-on .hero__title--sub { animation: riseIn .55s .16s both; }
.hero-slide.is-on .hero__sub { animation: riseIn .55s .28s both; }
.hero-slide.is-on .hero__actions { animation: riseIn .55s .40s both; }
.hero__eyebrow { display: inline-flex; align-items: center; gap: 10px; color: var(--accent-light); font-size: 14px; letter-spacing: .18em; margin-bottom: 18px; }
.hero__eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--accent-light); }
.hero__title { font-family: var(--serif); font-size: clamp(30px, 3.4vw, 44px); line-height: 1.28; color: #fff; margin: 0 0 16px; }
.hero__title--sub { font-family: var(--serif); font-size: clamp(24px, 2.6vw, 34px); line-height: 1.3; color: #fff; margin: 0 0 14px; }
.hero__sub { color: rgba(255, 255, 255,.72); font-size: 15.5px; max-width: 560px; margin-bottom: 28px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
/* 轮播控制 */
.hero__ctrl { display: flex; align-items: center; justify-content: space-between; margin-top: 34px; }
.hero__dots { display: flex; gap: 10px; }
.hero-dot { width: 34px; height: 4px; border-radius: 4px; border: 0; background: rgba(255, 255, 255,.22); transition: background .3s, transform .3s; padding: 0; }
.hero-dot.is-on { background: var(--accent-light); transform: scaleY(1.4); }
.hero-dot:hover { background: rgba(255, 255, 255,.5); }
.hero__arrows { display: flex; gap: 10px; }
.hero-arrow { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255, 255, 255,.3); background: rgba(255, 255, 255,.06); color: #fff; display: flex; align-items: center; justify-content: center; transition: .25s; }
.hero-arrow:hover { background: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
/* 浅纸侧：涡纹图形 + 药草叶 */
.hero__pane--light { position: relative; background: var(--bg); display: flex; align-items: center; justify-content: center; overflow: hidden; padding: calc(var(--head-h) + 40px) 30px 40px; }
.hero__vortex { position: absolute; width: min(520px, 92%); height: auto; color: var(--brand); opacity: .9; }
.hero__vortex .vg1 { animation: vortexSpin 52s linear infinite; transform-origin: 230px 170px; }
.hero__vortex .vg2 { animation: vortexSpinRev 38s linear infinite; transform-origin: 230px 170px; }
.hero__vortex .vg3 { animation: vortexSpin 64s linear infinite; transform-origin: 230px 170px; }
.hero__leaf { position: absolute; color: var(--accent); opacity: .5; animation: leafFloat 7s ease-in-out infinite; }
.hero__leaf--2 { animation-duration: 9s; animation-delay: 1.2s; opacity: .35; }
.hero__leaf--3 { animation-duration: 8s; animation-delay: .6s; opacity: .4; }
/* 浮动业务芯片 */
.hero-chips { position: absolute; right: 40px; bottom: 46px; display: flex; flex-direction: column; gap: 12px; z-index: 3; }
.hero-chip { display: flex; align-items: center; gap: 12px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 12px 18px; box-shadow: var(--shadow-md); color: var(--text); text-decoration: none; min-width: 232px; animation: leafFloat 6s ease-in-out infinite; transition: transform .3s, box-shadow .3s, border-color .3s; }
.hero-chip:nth-child(2) { animation-delay: .8s; }
.hero-chip:nth-child(3) { animation-delay: 1.6s; }
.hero-chip:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
.hero-chip__t { display: block; font-size: 15px; font-weight: 700; color: var(--brand); }
.hero-chip__d { display: block; font-size: 12.5px; color: var(--text-light); }
.hero-chip .arr { margin-left: auto; color: var(--accent); display: inline-flex; }

/* ---------- 5. 信任条 D 深色底贴 hero 下方 ---------- */
.stats-band { position: relative; background: linear-gradient(120deg, #3A2A1F, #4D392B 130%); color: #fff; clip-path: polygon(0 26px, 100% 0, 100% 100%, 0 100%); padding: 62px 0 60px; overflow: hidden; margin-top: -1px; }
.stats-band__vortex { position: absolute; right: -60px; top: -40px; width: 300px; height: auto; color: rgba(255, 255, 255,.06); animation: vortexSpin 50s linear infinite; transform-origin: center; pointer-events: none; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; text-align: center; position: relative; }
.stat { padding: 6px 8px; }
.stat-num { display: block; font-family: var(--serif); font-size: clamp(32px, 3.4vw, 46px); color: #fff !important; text-shadow: 0 1px 0 rgba(0, 0, 0,.25); line-height: 1.15; margin-bottom: 4px; transition: transform .3s ease; }
.stat:hover .stat-num { transform: translateY(-5px); }
.stat-label { color: rgba(255, 255, 255,.68); font-size: 14px; letter-spacing: .06em; }

/* ---------- 6. 母题叙事带 + marquee ---------- */
.motif-band { position: relative; background: var(--tint); clip-path: polygon(0 0, 100% 26px, 100% 100%, 0 100%); padding: 78px 0 0; overflow: hidden; }
.motif-band__inner { display: flex; align-items: center; gap: 46px; }
.motif-band__vortex { flex-shrink: 0; width: 210px; height: auto; color: var(--brand); }
.motif-band__vortex .vg1 { animation: vortexSpin 44s linear infinite; transform-origin: 100px 100px; }
.motif-band__vortex .vg2 { animation: vortexSpinRev 34s linear infinite; transform-origin: 100px 100px; }
.motif-band__title { font-family: var(--serif); font-size: clamp(24px, 2.6vw, 32px); color: var(--brand); margin: 0 0 10px; }
.motif-band__desc { color: var(--text-soft); max-width: 640px; margin: 0; }
/* 关键词无限滚动 */
.marquee { position: relative; margin-top: 54px; padding: 18px 0 26px; border-top: 1px solid var(--border); overflow: hidden; }
.marquee::before, .marquee::after { content: ""; position: absolute; top: 0; bottom: 0; width: 90px; z-index: 2; pointer-events: none; }
.marquee::before { left: 0; background: linear-gradient(90deg, var(--tint), transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, var(--tint), transparent); }
.marquee__track { display: flex; gap: 54px; width: max-content; animation: marquee 30s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item { display: inline-flex; align-items: center; gap: 12px; font-family: var(--serif); font-size: 17px; letter-spacing: .14em; color: var(--text-soft); white-space: nowrap; }
.marquee__item svg { color: var(--accent); opacity: .8; }

/* ---------- 7. 区块骨架：编号标题 C + 斜切分隔 B ---------- */
.sec { padding: var(--sec-pad) 0; position: relative; }
.sec--tight { padding-top: 46px; }
.sec--tint { background: var(--tint); clip-path: polygon(0 26px, 100% 0, 100% 100%, 0 calc(100% - 26px)); padding-top: calc(var(--sec-pad) + 26px); padding-bottom: calc(var(--sec-pad) + 26px); }
.sec-head { display: flex; align-items: flex-end; gap: 22px; margin-bottom: 44px; }
.sec-no { font-family: var(--serif); font-size: clamp(54px, 6vw, 76px); line-height: .78; color: transparent; -webkit-text-stroke: 1.5px rgba(77, 57, 43,.3); user-select: none; flex-shrink: 0; }
@supports not (-webkit-text-stroke: 1px black) { .sec-no { color: rgba(77, 57, 43,.16); } }
.sec-title { font-family: var(--serif); font-size: clamp(24px, 2.6vw, 31px); color: var(--text); margin: 0; position: relative; padding-bottom: 12px; }
.sec-title::after { content: ""; position: absolute; left: 0; bottom: 0; width: 34px; height: 3px; border-radius: 3px; background: var(--accent); }
.sec-aside { margin-left: auto; max-width: 380px; font-size: 14px; color: var(--text-light); text-align: right; padding-bottom: 4px; }
.sec-aside .lnk { color: var(--accent-deep); border-bottom: 1px dashed var(--accent); }

/* ---------- 8. 业务卡 D：首卡放大 + 3 小卡 ---------- */
.biz-grid { display: grid; grid-template-columns: 1.16fr 1fr 1fr; gap: 24px; }
.biz-lead { grid-row: 1 / span 2; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px; position: relative; overflow: hidden; transition: transform .35s, box-shadow .35s; }
.biz-lead:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.biz-lead::after { content: ""; position: absolute; right: -46px; bottom: -46px; width: 190px; height: 190px; border-radius: 50%; border: 1.5px solid rgba(181, 67, 46,.12); background: radial-gradient(circle, transparent 58px, rgba(181, 67, 46,.05) 59px, rgba(181, 67, 46,.05) 60px, transparent 61px); pointer-events: none; }
.biz-card__icon { width: 58px; height: 58px; border-radius: 14px; background: var(--accent-tint); color: var(--accent); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; transition: transform .4s cubic-bezier(.34,1.56,.64,1); }
.biz-card:hover .biz-card__icon { transform: rotate(-7deg) scale(1.1); }
.biz-card__name { font-family: var(--serif); font-size: 21px; margin: 0 0 8px; }
.biz-card__desc { font-size: 14px; color: var(--text-light); margin: 0; }
.biz-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; transition: transform .35s, box-shadow .35s, border-color .35s; }
.biz-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(181, 67, 46,.4); }
.biz-card--wide { grid-column: auto; }
.biz-card--wide .btn { margin-top: 16px; }
.biz-lead .biz-card__icon { width: 66px; height: 66px; }
/* lead 卡内 2×2 子分类网格（变体 D 强制） */
.biz-sub-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; margin-top: 24px; }
.biz-sub { display: flex; align-items: flex-start; gap: 10px; border: 1px solid var(--border); border-radius: 12px; padding: 14px 13px; text-decoration: none; background: var(--bg); transition: transform .25s, border-color .25s, background .25s; }
.biz-sub:hover { transform: translateY(-3px); border-color: var(--accent); background: var(--accent-tint); }
.biz-sub__icon { flex-shrink: 0; width: 34px; height: 34px; border-radius: 9px; background: var(--surface); color: var(--brand); display: flex; align-items: center; justify-content: center; border: 1px solid var(--border); transition: transform .35s cubic-bezier(.34,1.56,.64,1); }
.biz-sub:hover .biz-sub__icon { transform: rotate(6deg) scale(1.14); color: var(--accent); border-color: var(--accent); }
.biz-sub__t { display: block; font-size: 14px; font-weight: 600; color: var(--text); line-height: 1.4; }
.biz-sub__d { display: block; font-size: 12px; color: var(--text-light); line-height: 1.5; margin-top: 2px; }

/* ---------- 9. 流程 B 竖排时间线 ---------- */
.tl { position: relative; max-width: 960px; margin: 0 auto; padding: 6px 0; }
.tl::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; margin-left: -1px; background: var(--gray-light); }
.tl::after { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; margin-left: -1px; background: linear-gradient(180deg, var(--accent), var(--brand)); transform: scaleY(0); transform-origin: top; transition: transform 1.8s cubic-bezier(.22,.61,.36,1) .15s; }
.tl.is-in::after { transform: scaleY(1); }
.no-js .tl::after { transform: scaleY(1); }
.tl__item { position: relative; width: 50%; padding: 0 52px 54px; }
.tl__item:last-child { padding-bottom: 8px; }
.tl__item:nth-child(odd) { left: 0; text-align: right; }
.tl__item:nth-child(even) { left: 50%; }
.tl__node { position: absolute; top: 30px; width: 16px; height: 16px; border-radius: 50%; background: var(--accent); animation: nodePulse 2.8s ease-in-out infinite; z-index: 2; }
.tl__item:nth-child(odd) .tl__node { right: -8px; }
.tl__item:nth-child(even) .tl__node { left: -8px; }
.tl__item:hover .tl__node { animation-play-state: paused; transform: scale(1.35); }
.tl__card { display: inline-block; text-align: left; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px 26px; box-shadow: var(--shadow-md); transition: transform .3s, box-shadow .3s; max-width: 100%; }
.tl__item:hover .tl__card { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.tl__num { font-family: var(--serif); font-size: 38px; color: transparent; -webkit-text-stroke: 1.2px var(--accent); line-height: 1; display: block; margin-bottom: 10px; }
@supports not (-webkit-text-stroke: 1px black) { .tl__num { color: var(--accent-tint); } }
.tl__title { font-family: var(--serif); font-size: 19px; margin: 0 0 8px; }
.tl__desc { font-size: 14px; color: var(--text-light); margin: 0; }

/* ---------- 10. 案例精选(3D tilt) ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; perspective: 1200px; }
.case-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; transform-style: preserve-3d; will-change: transform; }
.case-card:hover { box-shadow: var(--shadow-lg); }
.case-card__graphic { height: 168px; background: linear-gradient(135deg, var(--tint), #FDFBF6); display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; border-bottom: 1px solid var(--border); }
.case-card__graphic svg { color: var(--brand); }
.case-card__graphic::after { content: ""; position: absolute; right: -34px; top: -34px; width: 120px; height: 120px; border-radius: 50%; border: 1.5px dashed rgba(181, 67, 46,.25); animation: vortexSpin 30s linear infinite; }
.case-card__body { padding: 20px 22px 22px; }
.case-card__tag { display: inline-block; font-size: 12px; color: var(--accent-deep); background: var(--accent-tint); border-radius: 999px; padding: 2px 10px; margin-bottom: 10px; }
.case-card__title { font-size: 16.5px; margin: 0 0 6px; line-height: 1.5; }
.case-card__title a { color: var(--text); }
.case-card__title a:hover { color: var(--accent-deep); }
.case-card__desc { font-size: 13.5px; color: var(--text-light); margin: 0 0 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.case-card__metric { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; color: var(--accent-deep); }
.case-card__metric svg { color: var(--accent); }

/* ---------- 11. 资讯 A 4列网格(20条) ---------- */
.news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.news-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; display: flex; flex-direction: column; transition: transform .3s, box-shadow .3s, border-color .3s; }
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(181, 67, 46,.35); }
.news-card__meta { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--text-light); }
.news-card__cat { color: var(--accent-deep); background: var(--accent-tint); border-radius: 999px; padding: 2px 9px; font-size: 12px; }
.news-card__title { font-size: 15px; line-height: 1.55; margin: 12px 0 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.9em; }
.news-card__title a { color: var(--text); }
.news-card__title a:hover { color: var(--accent-deep); }
.news-card__desc { font-size: 13px; color: var(--text-light); margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* ---------- 12. CTA B 左右分栏 ---------- */
.cta-band { position: relative; background: linear-gradient(118deg, #281C12 0%, #4D392B 55%, #352518 100%); background-size: 220% 220%; animation: gradBreath 9s ease-in-out infinite; color: #fff; border-radius: 22px; overflow: hidden; display: grid; grid-template-columns: 1.35fr .65fr; gap: 30px; align-items: center; padding: 52px 54px; }
.cta-band__vortex { position: absolute; right: -70px; bottom: -80px; width: 300px; height: auto; color: rgba(255, 255, 255,.06); animation: vortexSpin 48s linear infinite; transform-origin: center; pointer-events: none; }
.cta-band__leaf { position: absolute; color: rgba(224, 133, 115,.4); animation: leafFloat 7.5s ease-in-out infinite; pointer-events: none; }
.cta-band__title { font-family: var(--serif); font-size: clamp(22px, 2.4vw, 30px); color: #fff; margin: 0 0 10px; }
.cta-band__desc { color: rgba(255, 255, 255,.74); font-size: 15px; margin: 0 0 6px; max-width: 520px; }
.cta-band__phone { display: inline-flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 21px; color: var(--accent-light) !important; margin: 10px 0 4px; }
.cta-band__actions { display: flex; flex-direction: column; gap: 14px; position: relative; z-index: 2; }
.cta-band__actions .btn { justify-content: center; }

/* ---------- 13. 按钮(光斑滑过 + 箭头位移) ---------- */
.btn { position: relative; display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; border-radius: 12px; font-size: 15px; font-weight: 600; text-decoration: none; border: 1px solid transparent; overflow: hidden; transition: transform .25s, box-shadow .25s, background .25s, color .25s, border-color .25s; }
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-deep); color: #fff; box-shadow: 0 10px 24px rgba(181, 67, 46,.35); }
.btn--ghost { border-color: rgba(255, 255, 255,.42); color: #fff; }
.btn--ghost:hover { background: rgba(255, 255, 255,.12); color: #fff; }
.btn--outline { border-color: var(--brand); color: var(--brand); background: transparent; }
.btn--outline:hover { background: var(--brand); color: #fff; }
.btn--sm { padding: 9px 18px; font-size: 14px; border-radius: 10px; }
/* 光斑滑过 */
.btn--primary::after, .btn--outline::after { content: ""; position: absolute; inset: 0; background: linear-gradient(105deg, transparent 42%, rgba(255, 255, 255,.38) 50%, transparent 58%); transform: translateX(-130%); transition: transform .65s ease; pointer-events: none; }
.btn--primary:hover::after, .btn--outline:hover::after { transform: translateX(130%); }
.btn__arr { display: inline-flex; transition: transform .3s; }
.btn:hover .btn__arr { transform: translateX(4px); }

/* ---------- 14. 页内 hero(内页) ---------- */
.page-hero { position: relative; background: linear-gradient(150deg, #4D392B, #281C12 145%); color: #fff; padding: calc(var(--head-h) + 62px) 0 66px; overflow: hidden; clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 24px)); }
.page-hero__motif { position: absolute; right: -30px; top: 4px; width: 330px; height: auto; color: rgba(255, 255, 255,.1); pointer-events: none; }
.page-hero__motif .vg1 { animation: vortexSpin 55s linear infinite; transform-origin: 100px 100px; }
.page-hero__motif .vg2 { animation: vortexSpinRev 42s linear infinite; transform-origin: 100px 100px; }
.breadcrumb { font-size: 13.5px; color: rgba(255, 255, 255,.62); margin-bottom: 16px; }
.breadcrumb a { color: rgba(255, 255, 255,.8); }
.breadcrumb a:hover { color: var(--accent-light); }
.breadcrumb .sep { margin: 0 8px; color: rgba(255, 255, 255,.35); }
.page-hero__title { font-family: var(--serif); font-size: clamp(26px, 3vw, 38px); color: #fff; margin: 0 0 10px; }
.page-hero__desc { color: rgba(255, 255, 255,.68); font-size: 15px; max-width: 640px; margin: 0; }

/* ---------- 15. 双栏布局与侧栏 ---------- */
.layout { display: grid; grid-template-columns: minmax(0, 1fr) 316px; gap: 40px; align-items: start; }
.side-panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; margin-bottom: 22px; }
.side-title { font-family: var(--serif); font-size: 17px; margin: 0 0 12px; padding-bottom: 10px; border-bottom: 2px solid var(--accent); display: inline-block; }
.cat-nav a { display: block; padding: 9px 2px; color: var(--text-soft); font-size: 14.5px; border-bottom: 1px dashed var(--gray-light); transition: color .2s, padding-left .2s; }
.cat-nav a:hover { color: var(--accent-deep); padding-left: 6px; }
.cat-nav a.is-active { color: var(--accent-deep); font-weight: 700; }
.cat-nav .cat-sub { padding: 0 2px 8px 14px; }
.cat-nav .cat-sub a { padding: 5px 2px; font-size: 13px; color: var(--text-light); }
.cat-nav .cat-plain { display: block; padding: 9px 2px; font-size: 14px; color: var(--text-soft); }
.side-cta { background: linear-gradient(152deg, #4D392B, #281C12 130%); border: 0; color: #fff; }
.side-cta .side-title { color: #fff; border-color: var(--accent-light); }
.side-cta p { color: rgba(255, 255, 255,.68); font-size: 13.5px; margin-bottom: 12px; }
.side-phone { display: block; font-family: var(--serif); font-size: 20px; color: var(--accent-light) !important; margin-bottom: 14px; }
.side-cta .btn { width: 100%; justify-content: center; }

/* ---------- 16. 文章卡(列表/搜索/标签) ---------- */
.art-list { display: flex; flex-direction: column; gap: 18px; }
.art-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 26px; transition: transform .3s, box-shadow .3s, border-color .3s; }
.art-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(181, 67, 46,.35); }
.art-card__meta { display: flex; gap: 14px; font-size: 12.5px; color: var(--text-light); margin-bottom: 8px; align-items: center; }
.art-card__meta .cat { color: var(--accent-deep); background: var(--accent-tint); border-radius: 999px; padding: 2px 10px; }
.art-card__title { font-size: 17.5px; margin: 0 0 8px; line-height: 1.5; }
.art-card__title a { color: var(--text); }
.art-card__title a:hover { color: var(--accent-deep); }
.art-card__desc { font-size: 14px; color: var(--text-light); margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* 资讯网格(内页变体) */
.news-list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }

/* ---------- 17. 分页 / 空状态 ---------- */
.pagination { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 36px; }
.pagination a, .pagination span { min-width: 40px; height: 40px; padding: 0 8px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--text-soft); font-size: 14px; text-decoration: none; transition: .2s; }
.pagination a:hover { border-color: var(--accent); color: var(--accent-deep); transform: translateY(-2px); }
.pagination .is-current { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 700; }
.empty-state { text-align: center; padding: 70px 20px; color: var(--text-light); background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius); }
.empty-state svg { color: var(--gray); margin-bottom: 14px; }
.empty-state p { margin: 0; }

/* ---------- 18. 详情页 ---------- */
.detail-head { margin-bottom: 22px; }
.detail__title { font-family: var(--serif); font-size: clamp(22px, 2.6vw, 30px); line-height: 1.45; margin: 8px 0 12px; }
.detail__meta { display: flex; flex-wrap: wrap; gap: 18px; font-size: 13px; color: var(--text-light); }
.detail__content { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px 34px; font-size: 15px; color: var(--text-soft); line-height: 1.85; }
.detail__nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 32px 0; min-width: 0; }
.detail__nav-cell { display: block; min-width: 0; padding: 16px 18px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); text-decoration: none; transition: border-color .25s, transform .25s; }
.detail__nav-cell:hover { border-color: var(--accent); transform: translateY(-2px); }
.detail__nav-cell .nav-label { font-size: 12px; color: var(--gray); margin-bottom: 6px; }
.detail__nav-cell .nav-title { font-size: 14px; color: var(--text); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.detail__nav-cell--next { text-align: right; }
.rel-panel { margin-top: 22px; }
.rel-item { display: flex; align-items: baseline; gap: 12px; padding: 10px 2px; border-bottom: 1px dashed var(--gray-light); }
.rel-item .idx { font-family: var(--serif); font-size: 13px; color: var(--accent); flex-shrink: 0; font-weight: 700; }
.rel-item .rel-title { color: var(--text-soft); font-size: 14.5px; line-height: 1.5; }
.rel-item .rel-title:hover { color: var(--accent-deep); }

/* ---------- 19. 表单(§1.3 契约) ---------- */
.form-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.form-card h3 { font-family: var(--serif); font-size: 20px; margin: 0 0 6px; }
.form-tip { font-size: 13px; color: var(--text-light); margin: 0 0 20px; }
.form-tip em { color: var(--accent); font-style: normal; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: 13.5px; color: var(--text-soft); font-weight: 600; }
.field label em { color: var(--accent); font-style: normal; margin-left: 2px; }
.field input, .field textarea { font: inherit; padding: 11px 14px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); color: var(--text); transition: border-color .25s, box-shadow .25s, background .25s; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); background: var(--surface); box-shadow: 0 0 0 3px rgba(181, 67, 46,.12); }
.field textarea { min-height: 120px; resize: vertical; }
.flash { padding: 14px 18px; border-radius: 12px; font-size: 14px; margin-bottom: 20px; }
.flash--ok { background: #EAF6EC; color: #1F6B33; border: 1px solid #B5DFC0; }
.flash--err { background: #FBEBE7; color: #96311F; border: 1px solid #EFC4BA; }

/* ---------- 20. 网站地图 / 404 ---------- */
.sitemap-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 24px; }
.sm-col h3 { font-family: var(--serif); font-size: 16.5px; margin-bottom: 12px; padding-left: 12px; border-left: 3px solid var(--accent); }
.sm-col a { display: block; padding: 6px 12px; font-size: 14px; color: var(--text-soft); border-radius: 8px; }
.sm-col a:hover { background: var(--accent-tint); color: var(--accent-deep); padding-left: 16px; }
.err { text-align: center; padding: 90px 20px; }
.err__code { font-family: var(--serif); font-size: clamp(80px, 12vw, 140px); line-height: 1; color: transparent; -webkit-text-stroke: 2px var(--accent); margin-bottom: 6px; }
@supports not (-webkit-text-stroke: 1px black) { .err__code { color: var(--accent-tint); } }
.err__msg { color: var(--text-light); font-size: 16px; margin: 0 0 30px; }
.err__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- 20.6 搜索栏 ---------- */
.search-bar { display: flex; gap: 12px; margin-bottom: 26px; }
.search-bar input { flex: 1; min-width: 0; font: inherit; padding: 12px 16px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); color: var(--text); transition: border-color .25s, box-shadow .25s; }
.search-bar input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(181, 67, 46,.12); }

/* ---------- 20.5 案例过滤 + 案例详情成效 ---------- */
.case-filter { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.filter-chip { display: inline-flex; align-items: center; gap: 6px; padding: 8px 18px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); color: var(--text-soft); font-size: 14px; text-decoration: none; transition: border-color .25s, background .25s, color .25s, transform .25s; }
.filter-chip:hover { border-color: var(--accent); color: var(--accent-deep); transform: translateY(-2px); }
.filter-chip.is-on { background: var(--brand); border-color: var(--brand); color: #fff; }
.case-results { margin-top: 26px; background: var(--tint); border-radius: var(--radius); padding: 26px 30px; }
.case-results h3 { font-family: var(--serif); font-size: 18px; margin: 0 0 14px; }
.case-results ul { padding: 0; }
.case-results li { display: flex; align-items: flex-start; gap: 10px; padding: 7px 0; color: var(--text-soft); font-size: 14.5px; }
.case-results li svg { flex-shrink: 0; color: var(--accent); margin-top: 4px; }
.case-facts { display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 18px; }
.case-fact { display: inline-flex; align-items: center; gap: 7px; background: var(--accent-tint); color: var(--accent-deep); border-radius: 999px; padding: 5px 14px; font-size: 13px; font-weight: 600; }

/* ---------- 21. 页脚 C 深色通栏 ---------- */
.site-footer { background: #281C12; color: rgba(255, 255, 255,.72); margin-top: 26px; overflow: hidden; }
/* 涡纹涟漪纹样墙 */
.footer-wall { height: 44px; opacity: .55; margin-top: 34px; background-image: radial-gradient(circle at 50% 130%, transparent 24px, rgba(255, 255, 255,.07) 25px, rgba(255, 255, 255,.07) 26px, transparent 27px), radial-gradient(circle at 50% 130%, transparent 40px, rgba(255, 255, 255,.04) 41px, rgba(255, 255, 255,.04) 42px, transparent 43px); background-size: 104px 44px; background-repeat: repeat-x; background-position: center top; }
.footer-top { padding: 54px 0 8px; }
.footer-top .container { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.15fr; gap: 34px; }
.f-brand .f-name { font-family: var(--serif); font-size: 22px; color: #fff; letter-spacing: .06em; margin: 0 0 10px; }
.f-brand .f-intro { font-size: 13.5px; color: rgba(255, 255, 255,.6); margin-bottom: 16px; max-width: 300px; }
.f-brand .f-phone { display: inline-flex; align-items: center; gap: 9px; font-family: var(--serif); font-size: 19px; font-weight: 700; color: var(--accent-light); padding: 9px 16px; background: rgba(255, 255, 255,.06); border-radius: 12px; }
.f-brand .f-phone:hover { background: rgba(255, 255, 255,.12); }
.f-brand .f-phone svg { color: var(--accent-light); }
.f-col h4 { color: #fff; font-size: 15.5px; margin: 0 0 15px; letter-spacing: .05em; position: relative; padding-bottom: 10px; }
.f-col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 26px; height: 2px; border-radius: 2px; background: var(--accent); }
.f-col a { display: block; color: rgba(255, 255, 255,.64); padding: 5px 0; font-size: 14px; text-decoration: none; }
.f-col a:hover { color: var(--accent-light); }
.f-col p { font-size: 14px; color: rgba(255, 255, 255,.64); padding: 4px 0; margin: 0; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255,.1); padding: 18px 0 26px; font-size: 13px; color: rgba(255, 255, 255,.58); }
.footer-bottom .container { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.footer-bottom a { display: inline; margin: 0; color: inherit; text-decoration: none; }
.footer-bottom a:hover { color: var(--accent-light); }
.footer-bottom .fb-sep { margin: 0 8px; color: rgba(255, 255, 255,.28); }
.footer-bottom .fb-legal { white-space: nowrap; }

/* ---------- 22. 滚动渐显 reveal(动效①) ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .75s ease, transform .75s cubic-bezier(.22,.61,.36,1); }
.reveal.is-in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
[data-stagger] > *:nth-child(1) { transition-delay: 0s; }
[data-stagger] > *:nth-child(2) { transition-delay: .08s; }
[data-stagger] > *:nth-child(3) { transition-delay: .16s; }
[data-stagger] > *:nth-child(4) { transition-delay: .24s; }
[data-stagger] > *:nth-child(5) { transition-delay: .32s; }
[data-stagger] > *:nth-child(6) { transition-delay: .40s; }
[data-stagger] > *:nth-child(7) { transition-delay: .48s; }
[data-stagger] > *:nth-child(8) { transition-delay: .56s; }

/* ---------- 23. keyframes(动效⑤ 自动循环类) ---------- */
@keyframes vortexSpin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes vortexSpinRev { from { transform: rotate(360deg); } to { transform: rotate(0deg); } }
@keyframes leafFloat { 0%, 100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-14px) rotate(3deg); } }
@keyframes riseIn { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
@keyframes nodePulse { 0%, 100% { box-shadow: 0 0 0 6px rgba(181, 67, 46,.16); } 50% { box-shadow: 0 0 0 13px rgba(181, 67, 46,.05); } }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(calc(-50% - 27px)); } }
@keyframes gradBreath { 0%, 100% { background-position: 0% 0%; } 50% { background-position: 100% 100%; } }

/* ---------- 24. prefers-reduced-motion 降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .tl::after { transform: scaleY(1); }
  .marquee__track { animation: none; }
}

/* ---------- 25. zfkf 悬浮客服（统一标准组件，§1.7）---------- */
.zfkf-float { position: fixed; right: 20px; bottom: 120px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.zfkf-item { position: relative; width: 46px; height: 46px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; text-decoration: none; box-shadow: 0 4px 14px rgba(0, 0, 0,.18); transition: all .25s; cursor: pointer; }
.zfkf-item:hover { transform: scale(1.08); color: #fff; }
.zfkf-phone { background: #2563eb; }
.zfkf-wechat { background: #07c160; }
.zfkf-consult { background: #f59e0b; }
.zfkf-top { background: #334155; }
.zfkf-tip { position: absolute; right: calc(100% + 12px); top: 50%; transform: translateY(-50%); white-space: nowrap; background: rgba(0, 0, 0,.78); color: #fff; font-size: 12px; padding: 5px 10px; border-radius: 6px; opacity: 0; pointer-events: none; transition: opacity .2s; z-index: 10001; }
.zfkf-item:hover .zfkf-tip { opacity: 1; }
.zfkf-wechat-mask { position: fixed; inset: 0; background: rgba(0, 0, 0,.5); z-index: 10000; display: none; align-items: center; justify-content: center; }
.zfkf-wechat-mask.zfkf-show { display: flex; }
.zfkf-wechat-box { background: #fff; border-radius: 12px; padding: 24px; text-align: center; position: relative; max-width: 80vw; }
.zfkf-wechat-box img { width: 180px; height: 180px; object-fit: contain; border: 1px solid #eee; border-radius: 8px; }
.zfkf-wechat-noimg { width: 180px; height: 80px; display: flex; align-items: center; justify-content: center; background: #f6f7f9; border-radius: 8px; font-size: 16px; color: #07c160; font-weight: 600; }
.zfkf-wechat-box p { margin: 12px 0 0; font-size: 14px; color: #333; }
.zfkf-wechat-close { position: absolute; top: 8px; right: 12px; font-size: 22px; color: #666; cursor: pointer; line-height: 1; }
@media (max-width: 768px) { .zfkf-float { right: 10px; bottom: 100px; } .zfkf-item { width: 42px; height: 42px; } .zfkf-tip { display: none; } }

/* ---------- 26. 响应式 ---------- */
@media (max-width: 1080px) {
  .hero { grid-template-columns: 1.02fr .98fr; }
  .hero-chips { right: 22px; bottom: 30px; }
  .hero-chip { min-width: 200px; }
  .news-grid { grid-template-columns: repeat(3, 1fr); }
  .case-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-top .container { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-top .container > .f-col:nth-child(4) { grid-column: 1 / -1; }
}
@media (max-width: 960px) {
  .nav-links, .nav-phone { display: none; }
  .nav-toggle { display: inline-flex; }
  .hero { grid-template-columns: 1fr; }
  .hero__pane--dark { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 44px), 0 100%); padding: calc(var(--head-h) + 44px) 24px 70px; min-height: 480px; }
  .hero__pane--light { min-height: 330px; }
  .hero__vortex { width: min(400px, 80%); }
  .hero-chips { position: static; flex-direction: row; flex-wrap: wrap; padding: 0 24px 34px; }
  .hero-chip { min-width: 0; flex: 1 1 180px; }
  .layout { grid-template-columns: 1fr; }
  .biz-grid { grid-template-columns: 1fr 1fr; }
  .biz-lead { grid-row: auto; grid-column: 1 / -1; }
  .tl::before, .tl::after { left: 12px; margin-left: 0; }
  .tl__item, .tl__item:nth-child(odd), .tl__item:nth-child(even) { width: 100%; left: 0; text-align: left; padding: 0 0 44px 46px; }
  .tl__item:nth-child(odd) .tl__node, .tl__item:nth-child(even) .tl__node { left: 4px; right: auto; }
  .cta-band { grid-template-columns: 1fr; padding: 42px 34px; }
  .cta-band__actions { flex-direction: row; flex-wrap: wrap; }
  .cta-band__actions .btn { flex: 1; }
}
@media (max-width: 768px) {
  :root { --sec-pad: 56px; --head-h: 66px; }
  .sec--tint { padding-top: calc(var(--sec-pad) + 20px); padding-bottom: calc(var(--sec-pad) + 20px); clip-path: polygon(0 16px, 100% 0, 100% 100%, 0 calc(100% - 16px)); }
  .stats-band { clip-path: polygon(0 16px, 100% 0, 100% 100%, 0 100%); }
  .motif-band { clip-path: polygon(0 0, 100% 16px, 100% 100%, 0 100%); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px 16px; }
  .motif-band__inner { flex-direction: column; gap: 24px; text-align: center; }
  .motif-band__vortex { width: 150px; margin: 0 auto; }
  .motif-band__desc { margin: 0 auto; }
  .case-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .news-list-grid { grid-template-columns: 1fr; }
  .sec-head { flex-direction: column; align-items: flex-start; gap: 10px; }
  .sec-aside { text-align: left; padding-bottom: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .detail__content { padding: 22px 18px; }
  .detail__nav { grid-template-columns: 1fr; }
  .footer-top .container { grid-template-columns: 1fr 1fr; gap: 26px; }
  .page-hero { padding-top: calc(var(--head-h) + 44px); }
}
@media (max-width: 560px) {
  .news-grid { grid-template-columns: 1fr; }
  .biz-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero__ctrl { justify-content: center; }
  .footer-top .container { grid-template-columns: 1fr; }
  .marquee__item { font-size: 15px; }
  .err__actions { flex-direction: column; align-items: stretch; }
  .sitemap-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
}

/* ===== tz-rich-text typography (auto-appended) ===== */
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article)>:first-child{margin-top:0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article)>:last-child{margin-bottom:0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) p{margin:0 0 1.05em;line-height:1.9}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h1,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h2{margin:1.6em 0 .7em;line-height:1.4;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h1{font-size:1.6em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h2{font-size:1.4em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h3{margin:1.4em 0 .6em;font-size:1.2em;line-height:1.45;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h4{margin:1.2em 0 .5em;font-size:1.08em;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h5,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) h6{margin:1.1em 0 .5em;font-size:1em;font-weight:700}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) ul,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) ol{margin:0 0 1.05em;padding-left:1.7em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) li{margin:.35em 0;line-height:1.8}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) img{max-width:100%;height:auto;border-radius:8px}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) figure{margin:1.2em 0}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) figcaption{margin-top:.5em;font-size:.85em;opacity:.7;text-align:center}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) blockquote{margin:1.2em 0;padding:.2em 0 .2em 1em;border-left:3px solid currentColor;opacity:.85}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.96em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) th,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) td{border:1px solid rgba(127,127,127,.3);padding:.5em .75em;text-align:left}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) th{font-weight:700;background:rgba(127,127,127,.06)}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) hr{margin:1.6em 0;border:0;border-top:1px solid rgba(127,127,127,.28)}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) pre{overflow:auto;padding:.8em 1em;border-radius:8px;background:rgba(127,127,127,.1);font-size:.92em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) code{font-size:.94em}
:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) strong,:where(.rich-text,.detail__content,.detail-content,.article-body,.article-content,.article__body,.article--body,.rich-content,.prose,.detail-body,.detail-body__content,.page-content,.content-card,.hd-article-body,.lf-article-body,.cq-article-body,.sq-article-body,.lh-article) b{font-weight:700}
:where(.rich-text) ul{list-style:disc}
:where(.rich-text) ol{list-style:decimal}
:where(.rich-text) a{text-decoration:underline;text-underline-offset:3px}

/* ===== tz-footer-legal (auto-appended) ===== */
.zf-legal-line a{color:inherit;text-decoration:none;opacity:.92}
.zf-legal-line a:hover{opacity:1;text-decoration:underline;text-underline-offset:3px}
.zf-legal-line .zf-legal-all{font-weight:600}
.zf-legal-line .zf-legal-copy{opacity:.95}
.zf-legal-line .zf-legal-addr{opacity:.82}
.zf-legal-line .zf-legal-police{text-decoration:none}
@media (max-width:640px){.zf-legal-line{column-gap:.55em;line-height:1.7}}