/* ============================================================
   汇居尚闲置群官网 · 前台样式
   配色：森林绿定调 + 赤陶橙做行动（详见需求文档 §3.0.4）
   零依赖，不引任何框架
   ============================================================ */

:root {
  --bg: #F7F8F3;
  --bg-alt: #EDF3E8;
  --card: #FFFFFF;
  --primary: #2D6A4F;
  --primary-light: #52B788;
  --primary-pale: #D8F3E4;
  --accent: #E8663D;
  --accent-dark: #C94F2A;
  --text: #22312B;
  --text-2: #5E7168;
  --text-3: #8A9A92;
  --border: #DFE7DA;
  --bar-bg: #E8F3DF;
  --bar-text: #356B2A;

  --radius-s: 6px;
  --radius-m: 10px;
  --radius-l: 16px;
  --radius-pill: 999px;

  --wrap: 1200px;
  --fb-bottom: 170px;

  --shadow-s: 0 1px 2px rgba(34, 49, 43, .06);
  --shadow-m: 0 4px 16px rgba(34, 49, 43, .08);
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.7 -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; border: 0; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-light); }
ul, ol { margin: 0; padding: 0; list-style: none; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.ico { width: 1em; height: 1em; fill: currentColor; vertical-align: -0.12em; flex: none; }

/* ---------- 顶部信任条 ---------- */
.free-bar {
  height: 36px;
  background: var(--bar-bg);
  color: var(--bar-text);
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: .2px;
}
.free-bar span { display: inline-flex; align-items: center; gap: 5px; }
.free-bar i { font-style: normal; color: var(--primary); margin: 0 10px; opacity: .55; }

/* ---------- 头部两行布局 ---------- */
.site-header { background: var(--card); border-bottom: 1px solid var(--border); position: relative; z-index: 30; }

.top-info { border-bottom: 1px solid var(--border); }
.top-info .wrap {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 68px; gap: 16px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-logo { width: 40px; height: 40px; border-radius: 10px; flex: none; object-fit: cover; }
.brand-txt { display: flex; flex-direction: column; line-height: 1.25; min-width: 0; }
.brand-name { font-size: 19px; font-weight: 700; color: var(--text); letter-spacing: .3px; }
.brand-slogan { font-size: 12px; color: var(--text-2); }
.top-tel { display: flex; align-items: center; gap: 8px; color: var(--primary); font-weight: 700; font-size: 19px; white-space: nowrap; }
.top-tel small { font-size: 12px; font-weight: 400; color: var(--text-2); display: block; line-height: 1.2; }

.main-nav { background: var(--card); }
.main-nav .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 52px; }
.nav-list { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.nav-list a {
  display: inline-block; padding: 8px 14px; border-radius: var(--radius-pill);
  color: var(--text); font-size: 15px; transition: .15s;
}
.nav-list a:hover, .nav-list a.on { background: var(--primary-pale); color: var(--primary); }
.nav-cta {
  background: var(--accent); color: #fff !important; padding: 9px 20px !important;
  border-radius: var(--radius-pill); font-weight: 600; font-size: 14px;
  box-shadow: 0 2px 8px rgba(232, 102, 61, .25);
}
.nav-cta:hover { background: var(--accent-dark) !important; color: #fff !important; }

.nav-toggle { display: none; background: none; border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; cursor: pointer; }

/* ---------- 通用区块 ---------- */
.sec { padding: 52px 0; }
.sec-alt { background: var(--bg-alt); }
.sec-head { text-align: center; margin-bottom: 32px; }
.sec-title { font-size: 26px; font-weight: 700; margin: 0 0 8px; color: var(--text); letter-spacing: .3px; }
.sec-title .suf { color: var(--accent); }
.sec-sub { color: var(--text-2); font-size: 14px; margin: 0; }
.sec-head-left { text-align: left; }

/* ---------- 免费徽章 / 角标 ---------- */
.badge-free {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent); color: #fff;
  border-radius: var(--radius-pill);
  font-size: 13px; font-weight: 600;
  padding: 6px 14px;
  line-height: 1.2;
}
.badge-free svg { width: 14px; height: 14px; fill: #fff; }

.corner-free {
  position: absolute; top: 10px; right: 10px;
  background: var(--accent); color: #fff;
  font-size: 11px; padding: 2px 6px; border-radius: 4px;
  font-weight: 600; letter-spacing: .3px; z-index: 2;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: var(--radius-pill);
  font-size: 15px; font-weight: 600; cursor: pointer; border: 1px solid transparent;
  transition: .15s; text-align: center; line-height: 1.3;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 3px 12px rgba(232, 102, 61, .28); }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-ghost:hover { background: var(--primary-pale); color: var(--primary); }
.btn-sm { padding: 8px 16px; font-size: 13px; }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(180deg, #F2F7EC 0%, var(--bg) 100%); padding: 46px 0 50px; }
.hero-grid { display: grid; grid-template-columns: 1fr 320px; gap: 44px; align-items: center; }
.hero h1 { font-size: 40px; line-height: 1.28; margin: 14px 0 16px; font-weight: 700; letter-spacing: .5px; }
.hero h1 em { font-style: normal; color: var(--primary); }
.hero-sub { font-size: 17px; color: var(--text-2); margin: 0 0 6px; }
.hero-sub2 { font-size: 15px; color: var(--text-2); margin: 0 0 26px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note { margin-top: 14px; font-size: 13px; color: var(--text-3); display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note span::before { content: "·"; margin-right: 6px; color: var(--primary-light); }
.hero-note span:first-child::before { content: none; margin: 0; }

.hero-qr { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-l); padding: 18px; text-align: center; box-shadow: var(--shadow-m); }
.hero-qr img, .hero-qr .qr-ph { width: 100%; max-width: 200px; margin: 0 auto 10px; border-radius: 8px; }
.hero-qr p { margin: 0; font-size: 13px; color: var(--text-2); }
.hero-qr strong { display: block; color: var(--primary); font-size: 15px; margin-bottom: 4px; }

/* ---------- 数据条 ---------- */
.stats { background: var(--card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats-in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; padding: 26px 0; text-align: center; }
.stat-n { font-size: 30px; font-weight: 700; color: var(--primary); line-height: 1.2; }
.stat-n small { font-size: 15px; font-weight: 500; margin-left: 2px; }
.stat-l { font-size: 13px; color: var(--text-2); }
.stats-note { text-align: center; font-size: 12px; color: var(--text-3); padding-bottom: 10px; }

/* ---------- 卡片网格 ---------- */
.grid { display: grid; gap: 16px; }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }

/* ---------- 分类卡 ---------- */
.cat-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-m);
  padding: 20px 16px; text-align: center; transition: .18s; position: relative;
}
.cat-card:hover { border-color: var(--primary-light); transform: translateY(-2px); box-shadow: var(--shadow-m); }
.cat-ico { width: 44px; height: 44px; margin: 0 auto 10px; border-radius: 12px; background: var(--primary-pale); display: flex; align-items: center; justify-content: center; }
.cat-ico svg { width: 22px; height: 22px; fill: var(--primary); }
.cat-name { font-weight: 600; color: var(--text); font-size: 15px; }
.cat-cnt { font-size: 12px; color: var(--text-3); margin-top: 2px; }
.cat-hint { font-size: 12px; color: var(--accent); margin-top: 6px; opacity: 0; transition: .18s; }
.cat-card:hover .cat-hint { opacity: 1; }

/* ---------- 群卡 ---------- */
.group-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-m);
  padding: 16px; position: relative; transition: .18s; display: flex; flex-direction: column; gap: 10px;
}
.group-card:hover { border-color: var(--primary-light); box-shadow: var(--shadow-m); }
.gc-top { display: flex; gap: 12px; align-items: center; }
.gc-avatar { width: 48px; height: 48px; border-radius: 10px; object-fit: cover; flex: none; background: var(--primary-pale); }
.gc-name { font-weight: 600; font-size: 15px; color: var(--text); line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.gc-meta { font-size: 12px; color: var(--text-3); display: flex; gap: 10px; flex-wrap: wrap; }
.gc-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { background: var(--primary-pale); color: var(--primary); font-size: 11px; padding: 2px 8px; border-radius: var(--radius-pill); }
.gc-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; }
.gc-status { font-size: 12px; }
.s-open { color: var(--primary); }
.s-full { color: var(--accent); }
.s-off { color: var(--text-3); }

/* ---------- 闲置卡 ---------- */
.item-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-m);
  overflow: hidden; position: relative; transition: .18s; display: flex; flex-direction: column;
}
.item-card:hover { border-color: var(--primary-light); box-shadow: var(--shadow-m); }
.ic-img { aspect-ratio: 4/3; overflow: hidden; background: var(--bg-alt); }
.ic-img img { width: 100%; height: 100%; object-fit: cover; }
.ic-body { padding: 12px 14px 14px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.ic-title { font-size: 14px; font-weight: 600; color: var(--text); line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 40px; }
.ic-price { display: flex; align-items: baseline; gap: 8px; }
.ic-now { color: var(--accent); font-size: 19px; font-weight: 700; }
.ic-old { color: var(--text-3); font-size: 12px; text-decoration: line-through; }
.ic-meta { font-size: 12px; color: var(--text-3); display: flex; justify-content: space-between; gap: 6px; }
.ic-cond { background: var(--bg-alt); color: var(--text-2); font-size: 11px; padding: 1px 6px; border-radius: 4px; }

/* ---------- 特色服务 ---------- */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feat {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-m);
  padding: 22px; display: flex; gap: 14px; align-items: flex-start;
}
.feat.first { background: #FFF6F1; border-color: #F6C3AE; }
.feat-ico { width: 40px; height: 40px; border-radius: 10px; background: var(--primary-pale); display: flex; align-items: center; justify-content: center; flex: none; }
.feat.first .feat-ico { background: var(--accent); }
.feat.first .feat-ico svg { fill: #fff; }
.feat-ico svg { width: 20px; height: 20px; fill: var(--primary); }
.feat-t { font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.feat-d { font-size: 13px; color: var(--text-2); line-height: 1.65; }

/* ---------- 城市宫格 ---------- */
.city-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; }
.city-chip {
  display: block; text-align: center; padding: 10px 6px;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-s);
  font-size: 14px; color: var(--text); transition: .15s;
}
.city-chip:hover { border-color: var(--primary-light); background: var(--primary-pale); color: var(--primary); }
.city-chip .hot { color: var(--accent); font-size: 11px; margin-left: 2px; }

/* ---------- 小程序转化区 ---------- */
.cta-box {
  background: linear-gradient(135deg, #2D6A4F 0%, #3D8563 100%);
  border-radius: var(--radius-l); padding: 40px; color: #fff;
  display: grid; grid-template-columns: 1fr 240px; gap: 36px; align-items: center;
}
.cta-box h2 { font-size: 27px; margin: 0 0 10px; color: #fff; }
.cta-box p { margin: 0 0 20px; color: rgba(255,255,255,.85); font-size: 14px; }
.cta-qr { text-align: center; }
.cta-qr img, .cta-qr .qr-ph { width: 100%; max-width: 200px; margin: 0 auto 8px; border-radius: 8px; background: #fff; padding: 8px; }
.cta-qr span { font-size: 12px; color: rgba(255,255,255,.8); }
.copy-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.copy-wx { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3); color: #fff; padding: 9px 16px; border-radius: var(--radius-pill); font-size: 14px; cursor: pointer; }
.copy-wx:hover { background: rgba(255,255,255,.24); }
.cta-mini { font-size: 12px; color: rgba(255,255,255,.62); margin-top: 12px; }

/* ---------- 面包屑 ---------- */
.crumb { font-size: 13px; color: var(--text-3); padding: 16px 0 0; }
.crumb a { color: var(--text-2); }
.crumb span { margin: 0 6px; }
.crumb em { font-style: normal; color: var(--text-3); }

/* ---------- 城市页头卡 ---------- */
.city-hero {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-l);
  padding: 30px; margin-top: 16px; display: grid; grid-template-columns: 1fr 200px; gap: 30px; align-items: center;
}
.city-hero h1 { font-size: 30px; margin: 12px 0 10px; line-height: 1.35; }
.city-hero .free-slogan { color: var(--text-2); font-size: 15px; margin-bottom: 18px; }
.city-hero .hero-btns .btn { padding: 11px 22px; font-size: 14px; }
.city-hero-qr { text-align: center; }
.city-hero-qr img, .city-hero-qr .qr-ph { width: 160px; margin: 0 auto 8px; border-radius: 8px; }
.city-hero-qr p { font-size: 12px; color: var(--text-2); margin: 0; }

/* ---------- 通用内容卡 ---------- */
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-m); padding: 26px; }
.card + .card { margin-top: 18px; }
.card h2 { font-size: 21px; margin: 0 0 14px; color: var(--text); }
.card h2 .h2-bar { display: inline-block; width: 4px; height: 18px; background: var(--primary); border-radius: 2px; margin-right: 9px; vertical-align: -3px; }
.card h3 { font-size: 16px; margin: 20px 0 10px; }
.card p { color: var(--text-2); line-height: 1.85; margin: 0 0 12px; }
.card ul.dot li { position: relative; padding-left: 16px; color: var(--text-2); line-height: 1.9; }
.card ul.dot li::before { content: ""; position: absolute; left: 2px; top: 12px; width: 5px; height: 5px; border-radius: 50%; background: var(--primary-light); }

/* ---------- 区县 chip 区 ---------- */
.dist-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.dist-chip {
  display: inline-block; padding: 7px 16px; border-radius: var(--radius-pill);
  background: var(--primary-pale); color: var(--primary); font-size: 14px; transition: .15s;
}
.dist-chip:hover { background: var(--primary); color: #fff; }

/* ---------- 区县入口列表 ---------- */
.dist-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.dist-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 16px; background: var(--bg-alt); border-radius: var(--radius-s); font-size: 14px;
}
.dist-row b { color: var(--text); font-weight: 600; }
.dist-row span { color: var(--text-2); font-size: 13px; }
.dist-row a { font-size: 13px; white-space: nowrap; }

/* ---------- 步骤流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: st; }
.step { background: var(--bg-alt); border-radius: var(--radius-m); padding: 18px; position: relative; }
.step-n {
  width: 26px; height: 26px; border-radius: 50%; background: var(--primary); color: #fff;
  font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; margin-bottom: 10px;
}
.step-t { font-weight: 600; font-size: 14px; margin-bottom: 4px; }
.step-d { font-size: 12px; color: var(--text-2); line-height: 1.6; }

/* ---------- FAQ ---------- */
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: 0; }
.faq-q {
  display: flex; align-items: flex-start; gap: 10px; padding: 15px 0; cursor: pointer;
  font-weight: 600; font-size: 15px; color: var(--text); width: 100%; background: none; border: 0; text-align: left;
  font-family: inherit;
}
.faq-q::before { content: "问"; flex: none; width: 22px; height: 22px; border-radius: 5px; background: var(--primary-pale); color: var(--primary); font-size: 12px; display: flex; align-items: center; justify-content: center; margin-top: 2px; }
.faq-a { padding: 0 0 16px 32px; color: var(--text-2); font-size: 14px; line-height: 1.85; display: none; }
.faq-item.open .faq-a { display: block; }

/* ---------- 相关搜索 ---------- */
.rel-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.rel-tags a { font-size: 13px; color: var(--text-2); background: var(--bg-alt); padding: 6px 13px; border-radius: var(--radius-pill); }
.rel-tags a:hover { background: var(--primary-pale); color: var(--primary); }

/* ---------- 提示框 ---------- */
.notice { background: #FFF6F1; border: 1px solid #F6C3AE; border-radius: var(--radius-m); padding: 18px 20px; }
.notice h3 { margin: 0 0 8px; font-size: 15px; color: var(--accent-dark); }
.notice p, .notice li { color: #8a4a35; font-size: 13px; line-height: 1.8; }
.notice ul.dot li::before { background: var(--accent); }

/* ---------- 承诺条 ---------- */
.promise {
  background: var(--bar-bg); color: var(--bar-text);
  text-align: center; padding: 16px 20px; font-size: 13px;
  border-top: 1px solid #D9E8CB;
}
.promise strong { font-weight: 700; }

/* ---------- 页脚 ---------- */
.site-footer { background: #22312B; color: rgba(255,255,255,.62); padding: 44px 0 0; font-size: 13px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; padding-bottom: 32px; }
.site-footer h4 { color: #fff; font-size: 14px; margin: 0 0 14px; font-weight: 600; }
.site-footer a { color: rgba(255,255,255,.62); display: block; line-height: 2.1; }
.site-footer a:hover { color: #fff; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-brand .brand-name { color: #fff; font-size: 17px; }
.footer-brand img { width: 36px; height: 36px; border-radius: 8px; }
.footer-desc { line-height: 1.9; margin: 0 0 10px; }
.footer-qr { display: flex; gap: 14px; align-items: center; }
.footer-qr img { width: 96px; border-radius: 6px; background: #fff; padding: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 18px 0; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: 12px; color: rgba(255,255,255,.42); }
.footer-bottom a { display: inline; color: rgba(255,255,255,.42); }
.footer-bottom a:hover { color: #fff; }

/* ---------- 移动悬浮栏 ---------- */
.fbar { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: rgba(255,255,255,.98); border-top: 1px solid var(--border); padding: 8px 10px calc(8px + env(safe-area-inset-bottom)); }
.fbar-in { display: flex; align-items: center; gap: 8px; }
.fbar-btn {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 6px 4px; border-radius: 8px; font-size: 11px; color: var(--text); background: none; border: 0; cursor: pointer;
  font-family: inherit;
}
.fbar-btn svg { width: 20px; height: 20px; fill: var(--primary); }
.fbar-btn.main { background: var(--accent); color: #fff; }
.fbar-btn.main svg { fill: #fff; }
.fbar-btn.main span { color: #fff; font-weight: 700; }

/* ---------- 首页背景音乐 ---------- */
/* --hdr-h / --fbar-h 由 music.js 实测写入，保证自动避让导航栏与底部联系栏 */
.music { position: fixed; z-index: 56; }
.music.pos-rt { top: calc(var(--hdr-h, 156px) + var(--m-y, 16px)); right: var(--m-x, 17px); }
.music.pos-rm { top: 50%; transform: translateY(-50%); right: var(--m-x, 17px); }
.music.pos-rb { bottom: calc(var(--fbar-h, 0px) + var(--m-y, 16px)); right: var(--m-x, 17px); }

.music-btn {
  position: relative; width: 48px; height: 48px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary); color: #fff; border: 0; cursor: pointer;
  box-shadow: 0 6px 18px rgba(45, 106, 79, .34);
  transition: transform .18s, background .18s, box-shadow .18s;
}
.music-btn:hover { transform: scale(1.06); background: #245741; }
.music-btn:active { transform: scale(.95); }
.music-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.music-btn svg { width: 20px; height: 20px; fill: #fff; }
.music-btn .m-pause { display: none; }
.music.is-playing .music-btn .m-play { display: none; }
.music.is-playing .music-btn .m-pause { display: block; }
.music.is-playing .music-btn { box-shadow: 0 6px 22px rgba(45, 106, 79, .48); }

/* 自定义图标：播放时缓慢旋转，作为「正在播放」的状态反馈 */
.music-btn .m-custom { width: 24px; height: 24px; object-fit: contain; border-radius: 50%; }
.music.is-playing .music-btn .m-custom { animation: m-spin 6s linear infinite; }
@keyframes m-spin { to { transform: rotate(360deg); } }

/* 播放中的呼吸光环 */
.music-btn::after {
  content: ''; position: absolute; inset: -3px; border-radius: 50%;
  border: 2px solid rgba(45, 106, 79, .4); opacity: 0; pointer-events: none;
}
.music.is-playing .music-btn::after { animation: m-pulse 2.2s ease-out infinite; }
@keyframes m-pulse {
  0% { transform: scale(.92); opacity: .5; }
  100% { transform: scale(1.35); opacity: 0; }
}

/* 「点击播放音乐」提示（自动播放被拦截时才出现） */
.music-tip {
  position: absolute; right: calc(100% + 10px); top: 50%; transform: translateY(-50%);
  background: rgba(34, 49, 43, .9); color: #fff; font-size: 12px; line-height: 1;
  padding: 8px 10px; border-radius: 6px; white-space: nowrap;
}
.music-tip::after {
  content: ''; position: absolute; left: 100%; top: 50%; margin-top: -4px;
  border: 4px solid transparent; border-left-color: rgba(34, 49, 43, .9);
}
@media (max-width: 1080px) {
  .music-btn { width: 44px; height: 44px; }
  .music-btn svg { width: 18px; height: 18px; }
}
@media (max-width: 720px) {
  .music-btn { width: 42px; height: 42px; }
}
@media (max-width: 560px) {
  .music-btn { width: 40px; height: 40px; }
  .music.is-playing .music-btn::after { display: none; }
  .music-tip { font-size: 11px; padding: 7px 9px; }
}

/* 悬浮二维码弹窗 */
.qr-modal { position: fixed; inset: 0; z-index: 80; background: rgba(20,30,26,.62); display: none; align-items: center; justify-content: center; padding: 20px; }
.qr-modal.on { display: flex; }
.qr-modal-box { background: #fff; border-radius: var(--radius-l); padding: 26px; text-align: center; max-width: 320px; width: 100%; position: relative; }
.qr-modal-box h3 { margin: 0 0 4px; font-size: 17px; }
.qr-modal-box p { margin: 0 0 16px; font-size: 13px; color: var(--text-2); }
.qr-modal-box img { width: 240px; max-width: 100%; margin: 0 auto 14px; border-radius: 8px; }
.qr-close { position: absolute; top: 10px; right: 12px; background: none; border: 0; font-size: 22px; color: var(--text-3); cursor: pointer; line-height: 1; }

/* ---------- 分页 ---------- */
.pager { display: flex; gap: 8px; align-items: center; justify-content: center; flex-wrap: wrap; padding: 28px 0; }
.pg { display: inline-block; min-width: 38px; padding: 8px 12px; text-align: center; border: 1px solid var(--border); border-radius: var(--radius-s); font-size: 14px; color: var(--text-2); background: var(--card); }
.pg:hover { border-color: var(--primary-light); color: var(--primary); }
.pg-on { background: var(--primary); border-color: var(--primary); color: #fff !important; }
.pg-dot { color: var(--text-3); padding: 0 4px; }
.pg-info { font-size: 12px; color: var(--text-3); margin-left: 6px; }

/* ---------- 搜索 / 筛选 ---------- */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 20px; }
.filter-bar input, .filter-bar select {
  padding: 9px 14px; border: 1px solid var(--border); border-radius: var(--radius-s);
  font-size: 14px; font-family: inherit; color: var(--text); background: var(--card);
}
.filter-bar input:focus, .filter-bar select:focus { outline: none; border-color: var(--primary-light); }
.city-search { position: relative; max-width: 520px; margin: 0 auto 30px; }
.city-search input { width: 100%; padding: 14px 20px; border: 1px solid var(--border); border-radius: var(--radius-pill); font-size: 15px; font-family: inherit; background: var(--card); }
.city-search input:focus { outline: none; border-color: var(--primary-light); box-shadow: 0 0 0 3px rgba(82,183,136,.15); }

/* ---------- 列表页公共 ---------- */
.page-head { padding: 34px 0 0; }
.page-head h1 { font-size: 30px; margin: 0 0 8px; }
.page-head p { color: var(--text-2); font-size: 14px; margin: 0; }

/* ---------- 详情页布局 ---------- */
.detail-grid { display: grid; grid-template-columns: 1fr 300px; gap: 24px; align-items: start; }
.side-sticky { position: sticky; top: 20px; }
.side-qr { text-align: center; }
.side-qr img, .side-qr .qr-ph { width: 100%; max-width: 180px; margin: 0 auto 10px; border-radius: 8px; }
.side-qr p { font-size: 12px; color: var(--text-2); margin: 0; }

/* 群详情 */
.gd-head { display: flex; gap: 16px; align-items: center; }
.gd-avatar { width: 76px; height: 76px; border-radius: 12px; object-fit: cover; flex: none; }
.gd-name { font-size: 22px; margin: 0 0 6px; }
.gd-meta { display: flex; gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--text-2); }
.qr-main { text-align: center; padding: 26px; background: var(--bg-alt); border-radius: var(--radius-m); }
.qr-main img { width: 240px; max-width: 100%; margin: 0 auto 12px; border-radius: 10px; background: #fff; padding: 8px; }
.qr-main .qr-tip { font-size: 15px; font-weight: 600; color: var(--accent); margin-bottom: 6px; }
.qr-main .qr-sub { font-size: 12px; color: var(--text-2); }

/* 文章正文 */
.article-body { color: var(--text-2); font-size: 15px; line-height: 1.95; }
.article-body p { margin: 0 0 16px; }
.article-body h2 { font-size: 19px; color: var(--text); margin: 28px 0 12px; }
.article-body h3 { font-size: 16px; color: var(--text); margin: 22px 0 10px; }
.article-body img { margin: 16px auto; border-radius: 8px; }
.article-body ul, .article-body ol { margin: 0 0 16px; padding-left: 22px; }
.article-body ul li { list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body table { width: 100%; border-collapse: collapse; margin: 0 0 16px; font-size: 14px; }
.article-body th, .article-body td { border: 1px solid var(--border); padding: 9px 12px; text-align: left; }
.article-body th { background: var(--bg-alt); color: var(--text); font-weight: 600; }

/* 参数表 */
.spec-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.spec-table th, .spec-table td { border: 1px solid var(--border); padding: 10px 14px; }
.spec-table th { background: var(--bg-alt); color: var(--text); width: 140px; text-align: left; font-weight: 600; }
.spec-table td { color: var(--text-2); }

/* 空状态 */
.empty { text-align: center; padding: 50px 20px; color: var(--text-3); font-size: 14px; }

/* 占位图 */
.qr-ph {
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-alt); border: 1px dashed var(--border); color: var(--text-3);
  font-size: 12px; aspect-ratio: 1; border-radius: 8px; text-align: center; padding: 10px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero h1 { font-size: 32px; }
  .g4 { grid-template-columns: repeat(3, 1fr); }
  .city-grid { grid-template-columns: repeat(4, 1fr); }
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-box { grid-template-columns: 1fr; text-align: center; }
  .cta-qr { order: -1; }
  .detail-grid { grid-template-columns: 1fr; }
  .side-sticky { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .city-hero { grid-template-columns: 1fr; }
  .city-hero-qr { display: none; }
}

@media (max-width: 768px) {
  .wrap { padding: 0 16px; }
  .free-bar { font-size: 11px; height: 32px; }
  .free-bar i { margin: 0 5px; }
  .free-bar span:nth-child(4) { display: none; }
  .top-info .wrap { min-height: 58px; padding-top: 8px; padding-bottom: 8px; }
  .brand-name { font-size: 16px; }
  .brand-slogan { display: none; }
  .nav-toggle { display: block; }
  .nav-list {
    display: none; width: 100%; flex-direction: column; align-items: stretch;
    padding: 8px 0 12px; gap: 2px;
  }
  .nav-list.on { display: flex; }
  .nav-list a { padding: 11px 14px; }
  .nav-cta { display: none; }
  .main-nav .wrap { flex-wrap: wrap; min-height: 50px; }

  .hero { padding: 26px 0 32px; }
  .hero h1 { font-size: 24px; line-height: 1.4; }
  .hero-sub { font-size: 15px; }
  .hero-sub2 { font-size: 13px; margin-bottom: 20px; }
  .hero-btns { flex-direction: column; }
  .hero-btns .btn { width: 100%; height: 48px; }
  .hero-qr { display: none; }

  .sec { padding: 34px 0; }
  .sec-title { font-size: 20px; }
  .stats-in { grid-template-columns: repeat(2, 1fr); gap: 16px; padding: 20px 0; }
  .stat-n { font-size: 24px; }

  .g4, .g3 { grid-template-columns: repeat(2, 1fr); }
  .g2 { grid-template-columns: 1fr; }
  .grid { gap: 12px; }
  .city-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .feat-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .dist-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .card { padding: 18px; }
  .page-head h1 { font-size: 22px; }
  .city-hero { padding: 20px; }
  .city-hero h1 { font-size: 21px; }

  /* 移动端首屏：徽章 + H1 + 双按钮必须全在第一屏 */
  .hero .badge-free { font-size: 12px; }
  .hero-note { font-size: 12px; gap: 10px; }

  .fbar { display: block; }
  body { padding-bottom: calc(64px + env(safe-area-inset-bottom)); }
  .cta-box { padding: 24px 18px; }
  .cta-box h2 { font-size: 21px; }
  .qr-main img { width: 200px; }
  .article-body { font-size: 15px; }
}

@media (max-width: 420px) {
  .g4, .g3 { grid-template-columns: 1fr; }
  .city-grid { grid-template-columns: repeat(2, 1fr); }
}

/* 减少动画 */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}