/* ============================================================
   佳禾家政官网 · 全局样式
   品牌色 #ff8726 · 温暖 / 专业 / 可信
   ============================================================ */
:root{
  --brand:#ff8726;
  --brand-dark:#f06f0a;
  --brand-soft:#fff3e8;
  --brand-soft-2:#ffe4cc;
  --ink:#23211e;
  --text:#5c574f;
  --muted:#8a847a;
  --bg:#fffaf5;
  --white:#ffffff;
  --line:#f0e6da;
  --green:#2f9e6e;
  --radius:12px;
  --radius-lg:16px;
  --shadow:0 8px 30px rgba(180,110,40,.08);
  --shadow-hover:0 14px 40px rgba(180,110,40,.16);
  --max:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  overflow-x:hidden;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.8;
  font-size:16px;
}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.35;margin:0;}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;height:auto;display:block;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
svg{max-width:100%;}
/* 通用内联图标兜底尺寸，防止裸 svg 被渲染成默认大图 */
a svg,.more svg{width:15px;height:15px;stroke-width:2;vertical-align:-2px;}
.container{max-width:var(--max);margin:0 auto;padding:0 24px;}
.num,.en{font-family:"Inter","Noto Sans SC",sans-serif;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--brand-dark);color:#fff;font-size:13px;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:36px;}
.topbar a{color:#fff;display:inline-flex;align-items:center;gap:6px;transition:opacity .2s;}
.topbar a:hover{opacity:.82;}
.topbar .tb-phone{font-weight:700;letter-spacing:.5px;}
.topbar .tb-right{display:flex;gap:22px;}
.topbar svg{width:14px;height:14px;stroke-width:2;}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line);}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:76px;}
.brand-logo{display:flex;align-items:center;gap:12px;flex:none;}
.brand-logo .logo-site{display:block;width:auto;height:44px;object-fit:contain;}
.main-nav{display:block;}
.main-nav>ul{display:flex;gap:6px;}
.main-nav>ul>li{position:relative;}
.main-nav>ul>li>a{display:block;padding:10px 13px;font-size:15px;font-weight:500;color:var(--ink);border-radius:8px;position:relative;}
.main-nav>ul>li>a::after{content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease);}
.main-nav>ul>li:hover>a,.main-nav>ul>li>a.active{color:var(--brand-dark);}
.main-nav>ul>li:hover>a::after,.main-nav>ul>li>a.active::after{transform:scaleX(1);}
.main-nav .caret{font-size:10px;margin-left:3px;color:var(--muted);}
/* 下拉 */
.subnav{position:absolute;top:calc(100% + 6px);left:50%;transform:translateX(-50%) translateY(8px);min-width:170px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-hover);padding:8px;opacity:0;visibility:hidden;transition:.25s var(--ease);}
.main-nav>ul>li:hover .subnav{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.subnav a{display:block;padding:9px 14px;font-size:14px;color:var(--text);border-radius:8px;white-space:nowrap;}
.subnav a:hover{background:var(--brand-soft);color:var(--brand-dark);}
.header-cta{display:flex;align-items:center;gap:12px;}
.header-phone{display:flex;flex-direction:column;align-items:flex-end;line-height:1.25;}
.header-phone b{color:var(--brand-dark);font-size:17px;font-family:"Inter",sans-serif;letter-spacing:.4px;}
.header-phone span{font-size:11px;color:var(--muted);}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;}
.nav-toggle span{width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.3s;}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:12px;font-size:15px;font-weight:700;transition:.25s var(--ease);border:1.5px solid transparent;}
.btn svg{width:17px;height:17px;stroke-width:2;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(255,135,38,.32);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,135,38,.4);}
.btn-ghost{background:#fff;color:var(--brand-dark);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px);}
.btn-lg{padding:16px 36px;font-size:16px;}

/* ---------- 首页 Hero ---------- */
.hero{position:relative;background:linear-gradient(120deg,#fff6ec 0%,#fffaf5 55%,#ffe9d4 100%);overflow:hidden;}
.hero::before{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,135,38,.16),transparent 70%);}
.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-top:72px;padding-bottom:72px;position:relative;z-index:1;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--brand-soft-2);color:var(--brand-dark);font-size:13px;font-weight:500;padding:7px 16px;border-radius:999px;margin-bottom:22px;box-shadow:var(--shadow);}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--brand);}
.hero h1{font-size:44px;line-height:1.28;margin-bottom:18px;}
.hero h1 em{font-style:normal;color:var(--brand-dark);}
.hero p.lead{font-size:17px;color:var(--text);max-width:540px;margin-bottom:30px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px;}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap;}
.hero-stats .st b{display:block;font-size:32px;font-weight:700;color:var(--brand-dark);font-family:"Inter",sans-serif;line-height:1.1;}
.hero-stats .st span{font-size:13px;color:var(--muted);}
.hero-media{position:relative;}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:20px;box-shadow:0 24px 60px rgba(180,110,40,.22);}
.hero-media .float-card{position:absolute;left:-26px;bottom:34px;background:#fff;border-radius:14px;padding:14px 20px;box-shadow:var(--shadow-hover);display:flex;align-items:center;gap:12px;}
.hero-media .float-card .ic{width:42px;height:42px;border-radius:11px;background:var(--brand-soft);color:var(--brand-dark);display:grid;place-items:center;}
.hero-media .float-card .ic svg{width:22px;height:22px;stroke-width:1.8;}
.hero-media .float-card b{display:block;font-size:15px;color:var(--ink);}
.hero-media .float-card span{font-size:12px;color:var(--muted);}

/* ---------- 通用区块 ---------- */
.section{padding:88px 0;}
.section.alt{background:#fff;}
.section-head{text-align:center;max-width:720px;margin:0 auto 54px;}
.section-head .kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:3px;color:var(--brand-dark);text-transform:uppercase;margin-bottom:12px;}
.section-head h2{font-size:34px;margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16px;}
.center{text-align:center;}

/* ---------- 服务卡片 ---------- */
.grid{display:grid;gap:26px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.svc-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s var(--ease);display:flex;flex-direction:column;border:1px solid #f7ede2;}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.svc-card .thumb{aspect-ratio:16/10;overflow:hidden;position:relative;background:var(--brand-soft);}
.svc-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.svc-card:hover .thumb img{transform:scale(1.05);}
.svc-card .tag{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.94);color:var(--brand-dark);font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;}
.svc-card .body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.svc-card .body h3{font-size:20px;}
.svc-card .body p{font-size:14.5px;color:var(--text);flex:1;}
.svc-card .more{margin-top:6px;font-size:14px;font-weight:700;color:var(--brand-dark);display:inline-flex;align-items:center;gap:6px;}
.svc-card .more svg{width:15px;height:15px;stroke-width:2;transition:transform .25s;}
.svc-card:hover .more svg{transform:translateX(4px);}
/* 图标型卡片（无图） */
.icon-card{background:#fff;border-radius:var(--radius);padding:32px 26px;box-shadow:var(--shadow);border:1px solid #f7ede2;transition:.3s var(--ease);}
.icon-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.icon-card .ic{width:56px;height:56px;border-radius:14px;background:var(--brand-soft);color:var(--brand-dark);display:grid;place-items:center;margin-bottom:18px;}
.icon-card .ic svg{width:28px;height:28px;stroke-width:1.8;}
.icon-card h3{font-size:19px;margin-bottom:10px;}
.icon-card p{font-size:14.5px;}

/* ---------- 品牌分区（母婴/家政） ---------- */
.brand-block{border-radius:24px;padding:56px;background:#fff;box-shadow:var(--shadow);}
.brand-block .bb-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap;}
.brand-block .bb-head .kicker{font-family:"Inter",sans-serif;font-size:14px;letter-spacing:4px;color:var(--brand-dark);font-weight:700;}
.brand-block .bb-head h2{font-size:30px;margin-top:6px;}

/* ---------- 数字带 ---------- */
.stat-band{background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;border-radius:24px;padding:52px 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:30px;box-shadow:0 18px 44px rgba(255,135,38,.3);}
.stat-band .item{text-align:center;}
.stat-band .item b{display:block;font-size:42px;font-family:"Inter",sans-serif;font-weight:700;line-height:1.1;}
.stat-band .item b small{font-size:22px;}
.stat-band .item span{display:block;margin-top:8px;font-size:14px;opacity:.92;}

/* ---------- 内页横幅 ---------- */
.page-banner{background:linear-gradient(120deg,#fff2e4,#ffe6cf);padding:54px 0 46px;border-bottom:1px solid var(--line);}
.crumb{font-size:13px;color:var(--muted);margin-bottom:14px;display:flex;gap:8px;flex-wrap:wrap;}
.crumb a:hover{color:var(--brand-dark);}
.crumb span{color:#c9bdae;}
.page-banner h1{font-size:36px;margin-bottom:10px;}
.page-banner .sub{color:var(--text);font-size:16px;max-width:720px;}

/* ---------- 正文排版 ---------- */
.prose{max-width:860px;}
.prose p{margin-bottom:18px;font-size:16.5px;}
.prose h2{font-size:26px;margin:40px 0 16px;}
.prose h3{font-size:20px;margin:28px 0 12px;}
.prose ul.bullets{margin:8px 0 20px;}
.prose ul.bullets li{position:relative;padding-left:28px;margin-bottom:12px;font-size:16px;}
.prose ul.bullets li::before{content:"";position:absolute;left:4px;top:11px;width:8px;height:8px;border-radius:50%;background:var(--brand);}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:44px;align-items:start;}
.side-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;border:1px solid #f7ede2;position:sticky;top:108px;}
.side-card h3{font-size:18px;margin-bottom:14px;display:flex;align-items:center;gap:9px;}
.side-card h3::before{content:"";width:5px;height:18px;border-radius:3px;background:var(--brand);}
.side-card .side-phone{background:var(--brand-soft);border-radius:12px;padding:18px;margin:14px 0;text-align:center;}
.side-card .side-phone b{display:block;font-size:22px;color:var(--brand-dark);font-family:"Inter",sans-serif;letter-spacing:.5px;}
.side-card .side-phone span{font-size:12.5px;color:var(--muted);}
.side-card nav a{display:block;padding:10px 12px;border-radius:8px;font-size:14.5px;color:var(--text);}
.side-card nav a:hover,.side-card nav a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:500;}

/* 特性行 */
.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:10px;}
.feature{display:flex;gap:14px;background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid #f7ede2;}
.feature .ic{flex:none;width:48px;height:48px;border-radius:12px;background:var(--brand-soft);color:var(--brand-dark);display:grid;place-items:center;}
.feature .ic svg{width:24px;height:24px;stroke-width:1.8;}
.feature h3{font-size:17px;margin-bottom:6px;}
.feature p{font-size:14px;}

/* 服务流程图 */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:step;}
.process .step{background:#fff;border-radius:var(--radius);padding:28px 20px;text-align:center;box-shadow:var(--shadow);border:1px solid #f7ede2;position:relative;}
.process .step .n{width:44px;height:44px;margin:0 auto 14px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;font-size:18px;font-family:"Inter",sans-serif;display:grid;place-items:center;}
.process .step h3{font-size:16px;margin-bottom:6px;}
.process .step p{font-size:13px;color:var(--muted);}

/* ---------- 时间线（大事记） ---------- */
.timeline{position:relative;max-width:880px;margin:0 auto;padding-left:0;}
.timeline::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;background:var(--brand-soft-2);transform:translateX(-1px);}
.tl-item{position:relative;width:50%;padding:0 44px 44px 0;}
.tl-item:nth-child(even){left:50%;padding:0 0 44px 44px;}
.tl-item .dot{position:absolute;right:-9px;top:4px;width:18px;height:18px;border-radius:50%;background:#fff;border:4px solid var(--brand);box-shadow:0 0 0 4px var(--brand-soft);}
.tl-item:nth-child(even) .dot{left:-9px;right:auto;}
.tl-year{display:inline-block;font-family:"Inter",sans-serif;font-weight:700;font-size:22px;color:var(--brand-dark);margin-bottom:8px;}
.tl-card{background:#fff;border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow);border:1px solid #f7ede2;}
.tl-card h3{font-size:17px;margin-bottom:6px;}
.tl-card p{font-size:14.5px;color:var(--text);}

/* ---------- 荣誉 ---------- */
.honor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.honor{background:#fff;border-radius:var(--radius);padding:34px 28px;text-align:center;box-shadow:var(--shadow);border:1px solid #f7ede2;transition:.3s var(--ease);}
.honor:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.honor .medal{width:70px;height:70px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(145deg,#fff3e8,#ffe4cc);color:var(--brand-dark);display:grid;place-items:center;}
.honor .medal svg{width:34px;height:34px;stroke-width:1.6;}
.honor h3{font-size:17px;margin-bottom:8px;}
.honor p{font-size:14px;color:var(--muted);}

/* ---------- 新闻 ---------- */
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.news-card{position:relative;background:#fff;border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow);border:1px solid #f7ede2;transition:.3s var(--ease);display:flex;flex-direction:column;gap:10px;text-decoration:none;color:inherit;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#ffd9b3;}
.news-card .meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted);}
.news-card .meta .date{font-family:"Inter",sans-serif;font-weight:700;color:var(--brand-dark);background:var(--brand-soft);padding:3px 12px;border-radius:999px;}
.news-card h3{font-size:18px;line-height:1.5;transition:color .2s;}
.news-card:hover h3{color:var(--brand-dark);}
.news-card p{font-size:14px;color:var(--text);flex:1;}
.news-card .more{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--brand-dark);margin-top:2px;}
.news-card .more svg{width:15px;height:15px;stroke-width:2;transition:transform .25s;}
.news-card:hover .more svg{transform:translateX(4px);}

/* ---------- 新闻详情 ---------- */
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start;}
.article-head{padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:28px;}
.article-head h1,.article-head h2.article-title-h{font-size:30px;line-height:1.4;margin:14px 0 16px;}
.article-meta{display:flex;flex-wrap:wrap;gap:16px;align-items:center;font-size:13.5px;color:var(--muted);}
.article-meta .date{font-family:"Inter",sans-serif;font-weight:700;color:var(--brand-dark);background:var(--brand-soft);padding:3px 12px;border-radius:999px;}
.article-body{font-size:16.5px;line-height:1.9;color:var(--text);}
.article-body p{margin-bottom:20px;}
.article-body h2{font-size:22px;color:var(--ink);margin:34px 0 14px;line-height:1.5;}
.article-body ul{margin:0 0 20px;padding-left:4px;list-style:none;}
.article-body ul li{position:relative;padding-left:26px;margin-bottom:12px;}
.article-body ul li::before{content:"";position:absolute;left:4px;top:12px;width:7px;height:7px;border-radius:50%;background:var(--brand);}
.article-lead{font-size:17.5px;color:var(--ink);background:var(--brand-soft);border-radius:12px;padding:18px 22px;margin-bottom:26px;line-height:1.85;}
.article-foot{margin-top:36px;padding:24px 26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;box-shadow:var(--shadow);}
.article-foot .txt b{display:block;font-size:17px;color:var(--ink);margin-bottom:4px;}
.article-foot .txt span{font-size:13.5px;color:var(--muted);}
.article-nav{display:flex;justify-content:space-between;gap:16px;margin-top:28px;font-size:14.5px;}
.article-nav a{color:var(--text);max-width:48%;display:inline-flex;align-items:center;gap:6px;}
.article-nav a:hover{color:var(--brand-dark);}
.article-nav .prev{text-align:left;}
.article-nav .next{text-align:right;margin-left:auto;flex-direction:row-reverse;}
.article-side{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 10px;box-shadow:var(--shadow);}
.article-side h4{font-size:16px;color:var(--ink);margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.article-side ul{list-style:none;margin:0;padding:0;}
.article-side li{padding:10px 0;border-bottom:1px dashed var(--line);}
.article-side li:last-child{border-bottom:none;}
.article-side a{font-size:14px;color:var(--text);line-height:1.6;display:block;transition:color .2s;}
.article-side a:hover{color:var(--brand-dark);}
.article-side .d{display:block;font-family:"Inter",sans-serif;font-size:12px;color:var(--muted);margin-bottom:3px;}
.article-side .side-cta{margin:16px -22px 0;padding:22px;background:linear-gradient(150deg,var(--brand),var(--brand-dark));color:#fff;border-radius:0 0 var(--radius) var(--radius);}
.article-side .side-cta b{display:block;font-size:20px;font-family:"Inter",sans-serif;margin:6px 0;}
.article-side .side-cta a{background:#fff;color:var(--brand-dark);border-radius:999px;padding:10px 18px;font-weight:700;text-align:center;margin-top:10px;font-size:14px;}
@media (max-width:1024px){.article-wrap{grid-template-columns:1fr;}.article-side{position:static;order:2;}}

/* ---------- 师资 ---------- */
.teacher-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.teacher{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid #f7ede2;transition:.3s var(--ease);}
.teacher:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.teacher .avatar{aspect-ratio:1/1;background:linear-gradient(150deg,#fff1e1,#ffe0c2);display:grid;place-items:center;color:var(--brand-dark);}
.teacher .avatar svg{width:64px;height:64px;stroke-width:1.4;}
.teacher .t-body{padding:20px;}
.teacher .t-body h3{font-size:17px;}
.teacher .t-body .role{font-size:13px;color:var(--brand-dark);font-weight:500;margin:4px 0 10px;}
.teacher .t-body p{font-size:13.5px;color:var(--text);line-height:1.7;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;}

/* ---------- 课程 ---------- */
.course-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.course{background:#fff;border-radius:var(--radius);padding:30px 22px;text-align:center;box-shadow:var(--shadow);border:1px solid #f7ede2;transition:.3s var(--ease);}
.course:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);background:var(--brand-soft);}
.course .ic{width:58px;height:58px;margin:0 auto 16px;border-radius:16px;background:var(--brand-soft);color:var(--brand-dark);display:grid;place-items:center;}
.course .ic svg{width:28px;height:28px;stroke-width:1.8;}
.course h3{font-size:16.5px;}

/* ---------- 联系/门店 ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start;}
.store-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.store{background:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);border:1px solid #f7ede2;}
.store h3{font-size:16.5px;margin-bottom:6px;}
.store .svc{font-size:12.5px;color:var(--brand-dark);background:var(--brand-soft);display:inline-block;padding:3px 10px;border-radius:999px;margin-bottom:10px;}
.store p{font-size:13.5px;color:var(--text);display:flex;gap:8px;}
.store p svg{flex:none;width:16px;height:16px;margin-top:5px;stroke-width:1.8;color:var(--brand);}
.form-card{background:#fff;border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow);border:1px solid #f7ede2;}
.form-card h2{font-size:24px;margin-bottom:6px;}
.form-card>p{color:var(--muted);font-size:14px;margin-bottom:24px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:500;color:var(--ink);margin-bottom:7px;}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;color:var(--ink);background:#fffdfb;transition:.2s;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);background:var(--brand-soft);box-shadow:0 0 0 3px rgba(255,135,38,.12);}
.form-note{font-size:12.5px;color:var(--muted);margin-top:10px;}
.form-success{display:none;background:#eaf7f0;border:1px solid #bfe6d2;color:#1f7a52;border-radius:10px;padding:14px 16px;font-size:14px;margin-top:14px;}

/* FAQ */
.faq-list{max-width:860px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid #f7ede2;border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px;overflow:hidden;}
.faq-item summary{list-style:none;cursor:pointer;padding:22px 26px;font-size:16.5px;font-weight:700;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:16px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:24px;font-weight:400;color:var(--brand-dark);transition:transform .25s;line-height:1;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .answer{padding:0 26px 22px;font-size:15.5px;color:var(--text);}
.faq-item .faq-a{padding:0 26px 24px;font-size:15.5px;color:var(--text);line-height:1.85;}
.faq-item .faq-a p{margin:0;}
.faq-item .faq-a b{color:var(--brand-dark);}

/* GEO 联系方式问答区块 */
.geo-contact-qa .section-head{text-align:center;}
.geo-callline{margin-top:28px;background:#fff3e8;border:1px solid #ffe4cc;border-radius:14px;padding:18px 26px;text-align:center;}
.geo-callline p{margin:0;font-size:15.5px;color:var(--text);line-height:1.7;}
.geo-callline a{color:var(--brand-dark);}
.geo-callline b{font-family:"Inter",sans-serif;font-size:17px;letter-spacing:.3px;}

/* CTA 带 */
.cta-band{background:linear-gradient(135deg,#fff3e8,#ffe4cc);border-radius:24px;padding:56px 48px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.cta-band h2{font-size:28px;margin-bottom:8px;}
.cta-band p{color:var(--text);}
.cta-band .phones{display:flex;gap:28px;flex-wrap:wrap;}
.cta-band .phones b{display:block;font-size:26px;color:var(--brand-dark);font-family:"Inter",sans-serif;}
.cta-band .phones span{font-size:13px;color:var(--muted);}

/* ---------- 面包屑图片横幅（服务页） ---------- */
.service-hero{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:64px 0;}
.service-hero .sh-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:20px;box-shadow:var(--shadow-hover);}
.service-hero h1{font-size:38px;margin:14px 0 16px;}
.service-hero p{font-size:16.5px;margin-bottom:26px;}
.point-list{display:grid;gap:12px;margin-bottom:28px;}
.point-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;}
.point-list svg{flex:none;width:20px;height:20px;margin-top:4px;color:var(--brand);stroke-width:2;}

/* ---------- 底部 ---------- */
.site-footer{background:#2b231b;color:#c9bfb2;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;}
.site-footer .fbrand .brand-logo{margin-bottom:4px;}
.site-footer .fbrand .brand-logo .logo-site{height:46px;}
.site-footer .fbrand p{font-size:13.5px;line-height:1.9;margin:18px 0;}
.site-footer nav a{display:block;padding:5px 0;font-size:14px;color:#c9bfb2;transition:.2s;}
.site-footer nav a:hover{color:var(--brand);}
.fcontact li{display:flex;gap:10px;font-size:14px;margin-bottom:12px;align-items:flex-start;}
.fcontact svg{width:17px;height:17px;flex:none;margin-top:5px;color:var(--brand);stroke-width:1.8;}
.fcontact b{color:#fff;font-family:"Inter",sans-serif;}
.f-social{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap;}
.f-social span{font-size:12px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);padding:5px 12px;border-radius:999px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0;font-size:13px;color:#958b7d;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;}
.footer-bottom a{color:#958b7d;}
.footer-bottom a:hover{color:#fff;}
.footer-beian{white-space:nowrap;}
.footer-beian a{color:#a99;}
.footer-beian a:hover{color:var(--brand);}
@media(max-width:560px){
  .footer-bottom{flex-direction:column;align-items:center;text-align:center;gap:8px;}
  .footer-beian{white-space:normal;}
}

/* ---------- 悬浮按钮 / 移动端 CTA ---------- */
.float-actions{position:fixed;right:18px;bottom:120px;z-index:90;display:flex;flex-direction:column;gap:10px;}
.float-actions a{width:52px;height:52px;border-radius:50%;background:#fff;box-shadow:var(--shadow-hover);display:grid;place-items:center;color:var(--brand-dark);border:1px solid var(--line);transition:.25s;position:relative;}
.float-actions a:hover{background:var(--brand);color:#fff;transform:translateY(-3px);}
.float-actions svg{width:23px;height:23px;stroke-width:1.8;}
.float-actions .tip{position:absolute;right:60px;top:50%;transform:translateY(-50%);background:var(--ink);color:#fff;font-size:12px;padding:5px 10px;border-radius:6px;white-space:nowrap;opacity:0;pointer-events:none;transition:.2s;}
.float-actions a:hover .tip{opacity:1;}
.mobile-cta{display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;background:#fff;border-top:1px solid var(--line);padding:10px 14px;gap:10px;box-shadow:0 -8px 24px rgba(120,70,20,.1);}
.mobile-cta a{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;padding:12px;border-radius:10px;font-size:15px;font-weight:700;}
.mobile-cta .call{background:var(--brand);color:#fff;}
.mobile-cta .after{background:var(--brand-soft);color:var(--brand-dark);}
.mobile-cta svg{width:18px;height:18px;stroke-width:2;}

/* ---------- 滚动动画 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *{animation:none!important;transition:none!important;}
}

/* ============================================================
   响应式（移动优先自适应：手机 → 平板 → 桌面）
   ============================================================ */

/* ---------- 大桌面 ≥1440：略放宽内容上限 ---------- */
@media (min-width:1440px){
  :root{--max:1280px;}
}

/* ---------- 平板 / 小笔记本 ≤1024 ---------- */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .teacher-grid,.course-grid{grid-template-columns:repeat(3,1fr);}
  .process{grid-template-columns:repeat(3,1fr);}
  .stat-band{grid-template-columns:repeat(2,1fr);}
  .content-layout{grid-template-columns:1fr;}
  .side-card{position:static;}
  .hero .container{grid-template-columns:1fr;gap:40px;}
  .hero-media{max-width:560px;margin:0 auto;width:100%;}
  .hero-media .float-card{left:14px;}
  .service-hero{grid-template-columns:1fr;gap:34px;padding:48px 0;}
  .service-hero .sh-media{max-width:600px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .contact-grid{grid-template-columns:1fr;gap:30px;}
}

/* ---------- 竖屏平板 / 大手机 ≤860：导航转抽屉、多列降列 ---------- */
@media (max-width:860px){
  .section{padding:64px 0;}
  /* 关键：移动端关闭 backdrop-filter/transform，避免其成为内部 fixed 抽屉的包含块把抽屉压成 header 高度 */
  .site-header{z-index:200;backdrop-filter:none;-webkit-backdrop-filter:none;}
  .header-phone{display:none;}
  .nav-toggle{display:flex;position:relative;z-index:220;}
  .main-nav{position:fixed;top:0;right:0;bottom:0;left:auto;width:min(82vw,340px);height:100dvh;background:#fff;z-index:210;padding:84px 12px 40px;transform:translateX(100%);transition:transform .3s var(--ease);box-shadow:-10px 0 40px rgba(80,45,10,.18);overflow-y:auto;overscroll-behavior:contain;display:block;visibility:hidden;pointer-events:none;}
  .main-nav.open{transform:none;visibility:visible;pointer-events:auto;}
  .main-nav>ul{flex-direction:column;gap:2px;}
  .main-nav>ul>li>a{padding:13px 16px;font-size:16px;border-radius:10px;}
  .main-nav>ul>li>a::after{display:none;}
  /* 一级菜单项右侧展开指示 */
  .main-nav>ul>li:has(.subnav)>a{display:flex;justify-content:space-between;align-items:center;}
  .main-nav>ul>li:has(.subnav)>a .caret{transition:transform .25s;}
  .main-nav>ul>li.expand>a .caret{transform:rotate(180deg);}
  .subnav{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;border:none;background:var(--brand-soft);padding:6px;margin:2px 6px 8px;min-width:0;display:none;}
  .main-nav>ul>li.expand .subnav{display:block;}
  .subnav a{white-space:normal;padding:11px 14px;font-size:15px;}
  .nav-mask{display:none;position:fixed;inset:0;background:rgba(40,25,10,.45);z-index:150;}
  .nav-mask.open{display:block;}
  .hero h1{font-size:34px;}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-2{grid-template-columns:1fr;}
  .teacher-grid,.course-grid{grid-template-columns:repeat(2,1fr);}
  .news-list,.store-list{grid-template-columns:1fr;}
  .feature-row{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;text-align:left;}
}

/* ---------- 手机 ≤760 ---------- */
@media (max-width:760px){
  html,body{overflow-x:hidden;}
  body{font-size:15px;}
  .section{padding:52px 0;}
  .container{padding:0 18px;}
  .site-header .container{height:64px;}
  .brand-logo .logo-site{height:36px;}
  .site-footer .fbrand .brand-logo .logo-site{height:38px;}
  .topbar .tb-right{display:none;}
  .topbar .container{justify-content:center;}
  .topbar{font-size:12.5px;}
  .hero .container{padding:40px 0 44px;gap:32px;}
  .hero h1{font-size:27px;line-height:1.32;}
  .hero p.lead{font-size:15px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{flex:1 1 auto;min-width:140px;padding:13px 18px;}
  .hero-stats{gap:22px 30px;}
  .hero-stats .st b{font-size:26px;}
  .hero-media .float-card{left:10px;bottom:12px;padding:10px 14px;}
  .hero-media .float-card b{font-size:14px;}
  .section-head{margin-bottom:34px;}
  .section-head h2,.brand-block .bb-head h2{font-size:23px;}
  .section-head p{font-size:14.5px;}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}
  .teacher-grid,.course-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .honor-grid,.contact-grid{grid-template-columns:1fr;}
  .process{grid-template-columns:1fr 1fr;gap:14px;}
  .stat-band{grid-template-columns:repeat(2,1fr);padding:34px 20px;gap:24px 16px;border-radius:18px;}
  .stat-band .item b{font-size:30px;}
  .brand-block{padding:28px 20px;border-radius:18px;}
  .page-banner{padding:36px 0 30px;}
  .page-banner h1{font-size:25px;}
  .page-banner .sub{font-size:15px;}
  .service-hero{padding:38px 0;gap:28px;}
  .service-hero h1{font-size:26px;}
  .prose p{font-size:15.5px;}
  .timeline::before{left:9px;}
  .tl-item,.tl-item:nth-child(even){width:100%;left:0;padding:0 0 30px 36px;}
  .tl-item .dot,.tl-item:nth-child(even) .dot{left:0;right:auto;}
  .cta-band{padding:32px 22px;border-radius:18px;}
  .cta-band h2{font-size:21px;}
  .cta-band .phones{gap:18px;width:100%;}
  .cta-band .phones>div{flex:1 1 130px;}
  .cta-band .phones b{font-size:21px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .float-actions{display:none;}
  .mobile-cta{display:flex;}
  body{padding-bottom:68px;}
  .form-card{padding:24px 18px;}
  .side-card{padding:20px;}
  .svc-card .body,.icon-card{padding-left:20px;padding-right:20px;}
  .faq-item summary{font-size:15.5px;padding:18px 18px;}
  .faq-item .answer{padding:0 18px 18px;}
  .faq-item .faq-a{padding:0 18px 20px;}
  .geo-callline{padding:16px 18px;}
  .geo-callline p{font-size:14.5px;}
  .geo-callline b{font-size:16px;}
  .article-head h1,.article-head h2.article-title-h{font-size:22px;}
  .article-body{font-size:15.5px;}
  .article-foot{flex-direction:column;align-items:stretch;text-align:center;}
  .article-foot .btn{width:100%;}
  .article-nav{flex-direction:column;gap:12px;}
  .article-nav a{max-width:100%;}
  .article-nav .next{margin-left:0;}
}

/* ---------- 小屏手机 ≤420：密集数字/按钮/字号二次收敛 ---------- */
@media (max-width:420px){
  .container{padding:0 15px;}
  .hero h1{font-size:24px;}
  .hero-actions .btn{flex-basis:100%;}
  .hero-stats{gap:18px 22px;}
  .hero-stats .st b{font-size:23px;}
  .hero-stats .st span{font-size:12px;}
  .section-head h2,.brand-block .bb-head h2{font-size:21px;}
  .teacher-grid,.course-grid{grid-template-columns:1fr;}
  .process{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:1fr 1fr;padding:28px 18px;}
  .stat-band .item b{font-size:28px;}
  .cta-band .phones{flex-direction:column;gap:14px;}
  .cta-band .phones b{font-size:20px;word-break:break-all;}
  .mobile-cta{padding:9px 12px;gap:9px;}
  .mobile-cta a{font-size:14px;padding:12px 6px;}
  .footer-bottom{font-size:12px;}
}