/* ============================================================
   宜宾 · 三江数联 yibin_design_sanjiang — 全站样式
   设计指纹：Hero F 上下双层（大标题横幅+三特性卡）/ 业务卡 C 横排数字卡
   资讯 B 左大图右列表 / 流程 A 横排连接线 / CTA D 卡片组×3 / 信任条 D 深色贴hero
   导航 C 深色通栏 / 页脚 C 深色通栏 / 分隔 D 母题线 / 标题 A 左对齐短线
   边角 A 16px 圆角 / 密度 B 紧凑 56px / 顺序 β
   母题：三江汇流三线 + 竹节
   ============================================================ */
:root {
  --brand: #6B3F2A;          /* 酒都褐 */
  --brand-deep: #4C2C1D;
  --brand-darker: #38200F;
  --accent: #4FA36A;         /* 竹海翠 */
  --accent-soft: #E7F3EB;
  --gold: #C9A052;           /* 竹编浅金（点缀） */
  --bg: #FAF7F2;
  --card: #FFFFFF;
  --text: #2B2622;
  --text-soft: #5C534B;
  --text-faint: #64748B;
  --gray: #94A3B8;
  --gray-light: #CBD5E1;
  --radius: 16px;
  --shadow: 0 6px 22px rgba(76,44,29,.10);
  --shadow-lg: 0 14px 36px rgba(76,44,29,.16);
  --sec-pad: 56px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; }
body { font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", -apple-system, sans-serif; color: var(--text); background: var(--bg); font-size: 15px; line-height: 1.75; overflow-x: clip; }
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 22px; }
section { padding: var(--sec-pad) 0; position: relative; }
h1, h2, h3, h4 { line-height: 1.35; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

/* ---------- 标题 A：左对齐 + 母题短线（三江三线） ---------- */
.sec-head { max-width: 680px; margin: 0 auto 40px; }
.sec-head h2 { font-size: 28px; color: var(--brand-deep); display: inline-block; position: relative; padding-bottom: 12px; }
.sec-head h2::after { content: ""; position: absolute; left: 0; bottom: 0; width: 68px; height: 3px; border-radius: 2px; background: linear-gradient(90deg, var(--accent) 0 33%, var(--gold) 33% 66%, var(--brand) 66% 100%); }
.sec-head p { color: var(--text-soft); margin-top: 10px; }
.sec-head--right { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.sec-head--right .sec-more { font-size: 13.5px; color: var(--accent); font-weight: 600; }

/* ---------- 导航 C：深色通栏 ---------- */
.site-header { position: sticky; top: 0; z-index: 900; background: var(--brand-darker); box-shadow: 0 2px 12px rgba(56,32,15,.3); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; }
.brand:hover { color: #fff; }
.brand__mark { display: inline-flex; }
.brand__text { font-size: 19px; font-weight: 700; color: #fff; line-height: 1.2; display: flex; flex-direction: column; }
.brand__text small { font-size: 11px; font-weight: 400; color: rgba(255,255,255,.58); letter-spacing: 3px; }
.nav-list { display: flex; align-items: center; list-style: none; gap: 2px; }
.nav-list > li { position: relative; }
.nav-link { display: inline-flex; align-items: center; gap: 4px; padding: 10px 13px; color: rgba(255,255,255,.86); font-size: 15px; text-decoration: none; border-radius: 8px; position: relative; }
.nav-link::after { content: ""; position: absolute; left: 13px; right: 13px; bottom: 4px; height: 2px; border-radius: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.nav-link:hover { color: #fff; }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.is-active, .nav-list > li.is-active > .nav-link { color: #fff; }
.nav-link.is-active::after, .nav-list > li.is-active > .nav-link::after { transform: scaleX(1); }
.nav-caret { transition: transform .25s; }
.has-drop:hover .nav-caret { transform: rotate(180deg); }
.drop-panel { position: absolute; top: calc(100% + 8px); left: 0; min-width: 190px; background: #fff; border-radius: 10px; box-shadow: var(--shadow-lg); padding: 10px 0; opacity: 0; visibility: hidden; transform: translateY(8px); transition: all .25s; z-index: 50; }
.drop-panel::before { content: ""; position: absolute; top: -8px; left: 0; right: 0; height: 8px; }
.has-drop:hover .drop-panel, .has-drop:focus-within .drop-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.drop-panel a { display: block; padding: 9px 18px; color: var(--text); font-size: 14px; text-decoration: none; border-left: 3px solid transparent; }
.drop-panel a:hover { color: var(--brand); background: var(--bg); border-left-color: var(--accent); padding-left: 22px; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: #fff; margin: 5px 0; transition: all .3s; border-radius: 2px; }

/* ---------- Hero F：上下双层（大标题横幅 + 三特性卡） ---------- */
.hero { padding: 0; background: linear-gradient(150deg, var(--brand-darker) 0%, var(--brand-deep) 55%, var(--brand) 100%); color: #fff; overflow: hidden; position: relative; }
.hero__rivers { position: absolute; inset: 0; opacity: .3; pointer-events: none; }
.hero__rivers svg { width: 100%; height: 100%; }
.hero-top { position: relative; z-index: 2; padding: 78px 0 46px; text-align: center; }
.hero-top__tag { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; letter-spacing: 4px; color: var(--gold); margin-bottom: 18px; }
.hero-top__tag::before, .hero-top__tag::after { content: ""; width: 30px; height: 1.5px; background: var(--gold); opacity: .6; }
.hero-top h1 { font-size: 42px; color: #fff; max-width: 760px; margin: 0 auto; }
.hero-top h1 em { font-style: normal; color: var(--accent); }
.hero-top p { margin: 16px auto 0; max-width: 620px; color: rgba(255,255,255,.78); font-size: 16px; }
.hero-top__btns { display: flex; gap: 14px; justify-content: center; margin-top: 30px; flex-wrap: wrap; }
/* 下层：三特性卡（竹节竖柄） */
.hero-cards { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding: 0 0 56px; }
.hero-card { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); padding: 24px 22px; display: flex; gap: 14px; align-items: flex-start; transition: background .3s, transform .3s, border-color .3s; backdrop-filter: blur(4px); }
.hero-card:hover { background: rgba(255,255,255,.13); transform: translateY(-5px); border-color: var(--accent); }
.hero-card__stub { flex: 0 0 auto; width: 6px; align-self: stretch; border-radius: 3px; background: repeating-linear-gradient(180deg, var(--accent) 0 10px, transparent 10px 16px); }
.hero-card:nth-child(2) .hero-card__stub { background: repeating-linear-gradient(180deg, var(--gold) 0 10px, transparent 10px 16px); }
.hero-card:nth-child(3) .hero-card__stub { background: repeating-linear-gradient(180deg, #fff 0 10px, transparent 10px 16px); opacity: .7; }
.hero-card h3 { font-size: 16.5px; color: #fff; }
.hero-card p { font-size: 13px; color: rgba(255,255,255,.68); margin-top: 5px; }
.hero-card svg { flex: 0 0 auto; color: var(--accent); margin-top: 2px; }

/* ---------- 信任条 D：深色贴 hero 下方（全站唯一数字证明区） ---------- */
.stats-wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; background: var(--brand-deep); border-radius: var(--radius); padding: 30px 26px; margin: 24px auto 40px; position: relative; z-index: 10; box-shadow: var(--shadow-lg); max-width: 1120px }
.stat { text-align: center; padding: 10px 6px; border-radius: 12px; transition: background .3s, transform .3s; }
.stat:hover { background: rgba(255,255,255,.07); transform: translateY(-4px); }
.stat__num { font-size: 30px; font-weight: 800; color: #fff !important; text-shadow: 0 1px 0 rgba(0,0,0,.25); line-height: 1.15; transition: transform .3s; }
.stat:hover .stat__num { transform: translateY(-3px); color: var(--gold) !important; }
.stat__label { font-size: 13px; color: rgba(255,255,255,.66); margin-top: 4px; }
.stat__bar { height: 3px; width: 34px; margin: 10px auto 0; border-radius: 2px; background: rgba(255,255,255,.2); overflow: hidden; position: relative; }
.stat__bar::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .8s ease .3s; }
.stat:hover .stat__bar::after { transform: scaleX(1); }

/* ---------- 业务卡 C：横排数字卡（01-04 大数字 + 竹节描边数字） ---------- */
.biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.biz-card { background: var(--card); border-radius: var(--radius); padding: 26px 22px; box-shadow: var(--shadow); transition: transform .3s, box-shadow .3s; position: relative; overflow: hidden; display: flex; flex-direction: column; }
.biz-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.biz-card__no { font-size: 46px; font-weight: 800; line-height: 1; color: transparent; -webkit-text-stroke: 1.6px var(--accent); transition: all .3s; }
.biz-card:hover .biz-card__no { color: var(--accent); -webkit-text-stroke: 0; transform: translateY(-3px); }
.biz-card:nth-child(even) .biz-card__no { -webkit-text-stroke-color: var(--brand); }
.biz-card:nth-child(even):hover .biz-card__no { color: var(--brand); }
.biz-card__icon { width: 50px; height: 50px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: var(--accent-soft); color: var(--accent); margin: 18px 0 12px; transition: transform .35s; }
.biz-card:hover .biz-card__icon { transform: scale(1.1) rotate(8deg); }
.biz-card h3 { font-size: 18px; color: var(--brand-deep); }
.biz-card__desc { font-size: 13.5px; color: var(--text-soft); margin-top: 8px; flex: 1; }
.biz-card__chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.biz-card__chips span { font-size: 12px; color: var(--brand); background: var(--bg); border: 1px solid var(--gray-light); padding: 3px 10px; border-radius: 999px; }
.biz-card__more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-weight: 600; color: var(--accent); font-size: 14px; }
.biz-card__more svg { transition: transform .25s; }
.biz-card__more:hover svg { transform: translateX(4px); }

/* ---------- 流程 A：横排连接线（节点竹节呼吸） ---------- */
.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; position: relative; }
.flow-grid::before { content: ""; position: absolute; top: 30px; left: 8%; right: 8%; height: 2px; background: repeating-linear-gradient(90deg, var(--accent) 0 14px, transparent 14px 22px); opacity: .4; }
.flow-card { background: var(--card); border-radius: var(--radius); padding: 24px 20px; text-align: center; box-shadow: var(--shadow); position: relative; transition: transform .3s, box-shadow .3s; }
.flow-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.flow-card__no { width: 60px; height: 60px; margin: 0 auto 14px; border-radius: 50%; background: var(--card); border: 2px dashed var(--accent); display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; color: var(--accent); position: relative; z-index: 2; animation: node-breathe 3s ease-in-out infinite; }
.flow-card:nth-child(2) .flow-card__no { animation-delay: .4s; }
.flow-card:nth-child(3) .flow-card__no { animation-delay: .8s; }
.flow-card:nth-child(4) .flow-card__no { animation-delay: 1.2s; }
.flow-card:hover .flow-card__no { animation-play-state: paused; background: var(--accent); color: #fff; border-style: solid; }
@keyframes node-breathe { 0%, 100% { box-shadow: 0 0 0 0 rgba(79,163,106,.32); } 50% { box-shadow: 0 0 0 9px rgba(79,163,106,0); } }
.flow-card h3 { font-size: 16.5px; color: var(--brand-deep); }
.flow-card p { font-size: 13px; color: var(--text-soft); margin-top: 6px; }

/* ---------- 母题叙事带（三江汇流横贯） ---------- */
.city-band { background: linear-gradient(120deg, var(--brand-deep), var(--brand)); color: #fff; overflow: hidden; position: relative; padding: 46px 0; }
.city-band__inner { display: flex; align-items: center; gap: 34px; position: relative; z-index: 2; }
.city-band h2 { font-size: 25px; color: #fff; }
.city-band p { color: rgba(255,255,255,.75); margin-top: 8px; max-width: 640px; }
.city-band__bamboo { flex: 0 0 auto; animation: bamboo-sway 6s ease-in-out infinite; transform-origin: bottom center; }
@keyframes bamboo-sway { 0%, 100% { transform: rotate(-2.5deg); } 50% { transform: rotate(2.5deg); } }
.city-band .rivers-line { position: absolute; bottom: 12px; left: 0; right: 0; opacity: .35; }

/* ---------- 资讯 B：左大图右 2 列列表 ---------- */
.news-split { display: grid; grid-template-columns: 1.1fr 1fr; gap: 26px; align-items: stretch; }
.news-lead { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; display: flex; flex-direction: column; transition: transform .3s, box-shadow .3s; }
.news-lead:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.news-lead__banner { background: linear-gradient(135deg, var(--brand), var(--accent)); min-height: 170px; position: relative; display: flex; align-items: flex-end; padding: 20px; }
.news-lead__banner svg { position: absolute; right: 14px; top: 14px; opacity: .5; }
.news-lead__banner span { font-size: 12px; color: #fff; background: rgba(0,0,0,.25); padding: 4px 12px; border-radius: 999px; }
.news-lead__body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.news-lead__body h3 { font-size: 19px; color: var(--brand-deep); }
.news-lead__body h3 a { color: inherit; }
.news-lead__body p { font-size: 13.5px; color: var(--text-soft); margin-top: 10px; flex: 1; }
.news-lead__date { font-size: 12.5px; color: var(--text-faint); margin-top: 12px; }
.news-side { display: flex; flex-direction: column; gap: 14px; }
.news-side__item { background: var(--card); border-radius: 12px; padding: 16px 18px; box-shadow: var(--shadow); display: flex; gap: 14px; align-items: flex-start; transition: transform .25s, box-shadow .25s; border-left: 3px solid transparent; }
.news-side__item:hover { transform: translateX(5px); box-shadow: var(--shadow-lg); border-left-color: var(--accent); }
.news-side__item h4 { font-size: 15px; line-height: 1.5; }
.news-side__item h4 a { color: var(--text); }
.news-side__item h4 a:hover { color: var(--brand); }
.news-side__meta { font-size: 12px; color: var(--text-faint); margin-top: 4px; }
.news-side__idx { flex: 0 0 auto; font-size: 13px; font-weight: 800; color: var(--accent); background: var(--accent-soft); width: 28px; height: 28px; border-radius: 8px; display: flex; align-items: center; justify-content: center; margin-top: 2px; }

/* ---------- CTA D：卡片组 ×3 ---------- */
.cta-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cta-card { border-radius: var(--radius); padding: 28px 24px; color: #fff; position: relative; overflow: hidden; transition: transform .3s, box-shadow .3s; display: flex; flex-direction: column; gap: 8px; }
.cta-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.cta-card--deep { background: linear-gradient(140deg, var(--brand-darker), var(--brand-deep)); }
.cta-card--brand { background: linear-gradient(140deg, var(--brand), #7d5238); }
.cta-card--green { background: linear-gradient(140deg, #3D8757, var(--accent)); }
.cta-card h3 { font-size: 18px; color: #fff; }
.cta-card p { font-size: 13px; color: rgba(255,255,255,.75); flex: 1; }
.cta-card::before { content: ""; position: absolute; right: -30px; bottom: -30px; width: 110px; height: 110px; border: 2px dashed rgba(255,255,255,.2); border-radius: 50%; animation: ring-spin 16s linear infinite; }
@keyframes ring-spin { to { transform: rotate(360deg); } }
.cta-card .btn { align-self: flex-start; margin-top: 10px; }
.cta-card--deep .btn, .cta-card--brand .btn { background: var(--accent); }
.cta-card--green .btn { background: #fff; color: #3D8757; }
.cta-card--green .btn:hover { color: #3D8757; }

/* ---------- 通用按钮 ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 26px; font-size: 14.5px; font-weight: 600; border-radius: 999px; border: 0; cursor: pointer; text-decoration: none; position: relative; overflow: hidden; transition: all .25s; }
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(79,163,106,.4); }
.btn--ghost { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.6); }
.btn--ghost:hover { color: #fff; border-color: #fff; background: rgba(255,255,255,.1); }
.btn::after { content: ""; position: absolute; top: 0; left: -70%; width: 45%; height: 100%; background: linear-gradient(105deg, transparent, rgba(255,255,255,.4), transparent); transform: skewX(-20deg); transition: left .5s; }
.btn:hover::after { left: 130%; }
.btn svg { transition: transform .25s; }
.btn:hover svg { transform: translateX(4px); }

/* ---------- 案例卡 ---------- */
.case-card { background: var(--card); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); transition: transform .3s, box-shadow .3s; border-top: 3px solid transparent; }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-top-color: var(--accent); }
.case-card h3 { font-size: 16.5px; margin-top: 10px; }
.case-card h3 a { color: var(--brand-deep); }

/* ---------- 分隔 D：母题三江线 ---------- */
.sep-rivers { line-height: 0; padding: 0; }
.sep-rivers svg { width: 100%; height: 40px; display: block; }

/* ---------- page-hero ---------- */
.page-hero { background: linear-gradient(120deg, var(--brand-darker), var(--brand)); color: #fff; padding: 56px 0 50px; overflow: hidden; position: relative; }
.page-hero h1 { font-size: 29px; color: #fff; position: relative; z-index: 2; }
.page-hero .breadcrumb { position: relative; z-index: 2; margin-top: 12px; font-size: 13.5px; color: rgba(255,255,255,.68); }
.page-hero .breadcrumb a { color: rgba(255,255,255,.85); text-decoration: none; }
.page-hero .breadcrumb a:hover { color: #fff; }
.page-hero__rivers { position: absolute; bottom: 8px; left: 0; right: 0; opacity: .25; z-index: 1; }
.page-hero__rivers svg { width: 100%; height: 34px; display: block; }

/* ---------- 卡片 / 详情 / 表单 / 分页 ---------- */
.card { background: var(--card); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.card a { font-weight: 600; }
.detail__content p { margin: 12px 0; color: var(--text); }
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 36px; }
.pager a, .pager span { min-width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; background: var(--card); color: var(--text); font-size: 14px; border: 1px solid var(--gray-light); text-decoration: none; }
.pager .on { background: var(--brand); color: #fff; border-color: var(--brand); }
.pager a:hover { border-color: var(--brand); color: var(--brand); }
.form-field { margin-bottom: 15px; }
.form-field label { display: block; font-size: 13.5px; font-weight: 600; color: var(--brand-deep); margin-bottom: 6px; }
.form-field input, .form-field textarea { width: 100%; padding: 11px 14px; border: 1.5px solid var(--gray-light); border-radius: 10px; font: inherit; font-size: 14px; background: var(--bg); transition: border-color .2s, box-shadow .2s; }
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,163,106,.15); }
.flash-ok { background: #E8F5EE; border: 1px solid #9BD4B4; color: #1F6E43; padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: 14px; }
.flash-err { background: #FCEDEF; border: 1px solid #EFA9B3; color: #A52839; padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: 14px; }
.nf { text-align: center; padding: 100px 0; }
.nf h1 { font-size: 84px; color: var(--brand); letter-spacing: 6px; }
.nf p { color: var(--text-soft); margin: 14px 0 28px; }
.nf div { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ---------- 页脚 C：深色通栏 ---------- */
.site-footer { background: var(--brand-darker); color: rgba(255,255,255,.75); position: relative; overflow: hidden; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 36px; padding: 46px 22px 30px; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand strong { color: #fff; font-size: 19px; }
.footer-slogan { font-size: 13.5px; margin-top: 14px; max-width: 400px; color: rgba(255,255,255,.58); }
.footer-col h4 { color: #fff; font-size: 15.5px; margin-bottom: 14px; position: relative; padding-bottom: 8px; }
.footer-col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 30px; height: 2.5px; border-radius: 2px; background: linear-gradient(90deg, var(--accent), var(--gold)); }
.footer-col a { display: block; color: rgba(255,255,255,.66); text-decoration: none; font-size: 13.5px; padding: 5px 0; transition: color .2s, padding-left .2s; }
.footer-col a:hover { color: #fff; padding-left: 5px; }
.footer-rivers { line-height: 0; opacity: .5; }
.footer-rivers svg { width: 100%; height: 40px; display: block; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 18px 0; }
.footer-bottom__inner { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: 12.5px; color: rgba(255,255,255,.52); }
.footer-bottom p { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.footer-bottom a { color: rgba(255,255,255,.62); text-decoration: none; }
.footer-bottom a:hover { color: #fff; }
.footer-bottom .gongan { display: inline-flex; align-items: center; gap: 5px; }
.footer-legal { display: flex; align-items: center; gap: 8px; }
.footer-legal span { opacity: .5; }

/* ---------- zfkf 悬浮客服（统一标准组件） ---------- */
.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: 54px; top: 50%; transform: translateY(-50%) translateX(6px); background: rgba(15,23,42,.9); color: #fff; font-size: 12px; padding: 5px 10px; border-radius: 6px; white-space: nowrap; opacity: 0; pointer-events: none; transition: all .25s; }
.zfkf-item:hover .zfkf-tip { opacity: 1; transform: translateY(-50%) translateX(0); }
.zfkf-wechat-mask { position: fixed; inset: 0; background: rgba(20,14,8,.55); z-index: 10000; display: none; align-items: center; justify-content: center; }
.zfkf-wechat-mask.show { display: flex; }
.zfkf-wechat-box { background: #fff; border-radius: 14px; padding: 28px; text-align: center; position: relative; max-width: 300px; box-shadow: var(--shadow-lg); }
.zfkf-wechat-box img { margin: 0 auto 12px; border-radius: 8px; }
.zfkf-wechat-noimg { min-width: 200px; padding: 26px 18px; border: 2px dashed var(--gray-light); border-radius: 10px; font-size: 19px; font-weight: 700; color: var(--brand); margin-bottom: 12px; }
.zfkf-wechat-box p { font-size: 14px; color: var(--text-soft); }
.zfkf-wechat-close { position: absolute; top: 8px; right: 14px; font-size: 22px; color: var(--gray); cursor: pointer; line-height: 1; }
.zfkf-wechat-close:hover { color: var(--accent); }

/* ---------- 滚动 reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: translateY(0); }
.reveal:nth-child(2) { transition-delay: .1s; }
.reveal:nth-child(3) { transition-delay: .2s; }
.reveal:nth-child(4) { transition-delay: .3s; }
html.no-js .reveal { opacity: 1; transform: none; }

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

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .biz-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-cards, .flow-grid, .cta-cards { grid-template-columns: repeat(2, 1fr); }
  .flow-grid::before { display: none; }
  .stats-wrap { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .news-split { grid-template-columns: 1fr; }
  .hero-top h1 { font-size: 33px; }
}
@media (max-width: 768px) {
  :root { --sec-pad: 44px; }
  .nav-toggle { display: block; }
  .main-nav { position: fixed; top: 70px; left: 0; right: 0; bottom: 0; background: var(--brand-darker); transform: translateX(100%); transition: transform .3s; overflow-y: auto; scrollbar-width: none; z-index: 899; padding: 20px 0 40px; }
  .main-nav::-webkit-scrollbar { display: none; }
  .main-nav.is-open { transform: translateX(0); }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; padding: 0 22px; }
  .nav-list > li { border-bottom: 1px solid rgba(255,255,255,.08); }
  .nav-link { padding: 15px 8px; justify-content: space-between; width: 100%; }
  .nav-link::after { display: none; }
  .drop-panel { position: static; opacity: 1; visibility: visible; transform: none; background: transparent; box-shadow: none; padding: 0 0 8px 16px; display: none; min-width: 0; }
  .has-drop.is-drop-open .drop-panel { display: block; }
  .drop-panel a { color: rgba(255,255,255,.75); border-left-color: rgba(79,163,106,.4); }
  .drop-panel a:hover { background: transparent; color: #fff; }
  .grid-2, .grid-3, .biz-grid, .hero-cards, .flow-grid, .cta-cards, .stats-wrap { grid-template-columns: 1fr; }
  .hero-top { padding: 56px 0 36px; }
  .hero-top h1 { font-size: 26px; }
  .city-band__inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .cta-card::before { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom__inner { flex-direction: column; align-items: flex-start; }
  .sec-head h2 { font-size: 23px; }
}

/* ===== 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}}