/* ============================================================
   商务KTV订房网站 — 共享样式
   主题：霓虹赛博 · 荧光夜店
        （近黑底 + 霓虹粉 / 青 / 紫 渐变光效 + 赛博网格）
   特性：PC / 手机自适应（移动优先）
   ============================================================ */
:root{
  /* —— 底色：近黑，带极轻蓝紫 —— */
  --bg-deep:#05050c;
  --bg-dark:rgba(10,10,20,.62);      /* 用作区块交替底（半透明，透出网格） */
  --bg-solid:#0a0a16;                /* 不透明深底（导航/页脚用） */
  --bg-card:#0d0d1a;
  --bg-soft:#121223;

  /* —— 霓虹主色 —— */
  --neon-pink:#ff2d95;
  --neon-cyan:#00e5ff;
  --neon-violet:#8b5cf6;
  --neon-lime:#c7ff2e;

  /* —— 兼容旧变量名（全站仍大量引用 var(--gold)） —— */
  --gold:var(--neon-cyan);
  --gold-soft:var(--neon-pink);
  --gold-dim:rgba(0,229,255,.10);

  --text:#e9f4ff;
  --text-dim:#9aa8c4;
  --text-mute:#667089;

  --line:rgba(0,229,255,.18);
  --line-strong:rgba(0,229,255,.42);
  --line-soft:rgba(255,255,255,.07);

  --grad:linear-gradient(135deg,#ff2d95 0%,#8b5cf6 48%,#00e5ff 100%);
  --grad-soft:linear-gradient(135deg,rgba(255,45,149,.16),rgba(139,92,246,.14),rgba(0,229,255,.16));

  --radius:16px;
  --shadow:0 20px 52px rgba(0,0,0,.72);
  --glow-cyan:0 0 24px rgba(0,229,255,.34);
  --glow-pink:0 0 24px rgba(255,45,149,.34);

  --maxw:1180px;
  --head-h:68px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  /* 全站赛博网格底纹 */
  background-color:var(--bg-deep);
  background-image:
    linear-gradient(rgba(0,229,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,45,149,.038) 1px,transparent 1px);
  background-size:68px 68px,68px 68px;
  background-attachment:fixed;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.muted{color:var(--text-dim)}
::selection{background:rgba(255,45,149,.35);color:#fff}

/* 霓虹渐变文字（原来用于"金色强调"） */
.gold{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#07070f}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#ff2d95,#8b5cf6,#00e5ff);border-radius:10px}

/* ---------- 顶部导航 ---------- */
.header{
  position:sticky;top:0;z-index:50;
  height:var(--head-h);
  background:rgba(5,5,12,.82);
  backdrop-filter:blur(16px) saturate(150%);
  border-bottom:1px solid rgba(0,229,255,.16);
}
/* 底部一条霓虹渐变细线 */
.header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:var(--grad);opacity:.6;
}
.header .wrap{height:100%;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.5px}
.logo .mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--grad);
  display:grid;place-items:center;color:#04040a;font-size:18px;font-weight:900;
  box-shadow:0 0 20px rgba(139,92,246,.6),0 6px 18px rgba(0,0,0,.55);
}
.logo small{display:block;font-size:11px;color:var(--text-mute);font-weight:500;letter-spacing:1px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  padding:9px 14px;border-radius:10px;color:var(--text-dim);font-size:15px;font-weight:600;
  transition:.22s;position:relative;
}
.nav a:hover{color:#fff;background:rgba(255,255,255,.05);text-shadow:0 0 14px rgba(0,229,255,.85)}
.nav a.active{
  color:#fff;
  background:linear-gradient(135deg,rgba(255,45,149,.18),rgba(0,229,255,.16));
  box-shadow:inset 0 0 0 1px rgba(0,229,255,.38),0 0 20px rgba(0,229,255,.16);
}
.header-cta{display:flex;align-items:center;gap:10px}
/* 顶部预约按钮：桌面显示长文案（.btn-text），窄屏切换为短文案（.btn-sub）。
   两者必须互斥，否则会同时渲染成「在线预约 预约」。 */
.header-cta .btn-sub{display:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;
  border:1px solid transparent;transition:.22s;white-space:nowrap;
}
.btn-gold{
  background:var(--grad);color:#05050c;font-weight:800;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14),0 10px 30px rgba(255,45,149,.32),0 0 26px rgba(0,229,255,.2);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:inset 0 0 0 1px rgba(255,255,255,.2),0 14px 38px rgba(255,45,149,.45),0 0 34px rgba(0,229,255,.32)}
.btn-ghost{background:rgba(0,229,255,.05);border-color:var(--line-strong);color:var(--neon-cyan)}
.btn-ghost:hover{background:rgba(0,229,255,.13);box-shadow:0 0 22px rgba(0,229,255,.28);transform:translateY(-2px)}
.btn-block{width:100%}
.menu-toggle{display:none;background:none;border:1px solid var(--line-strong);border-radius:10px;width:42px;height:42px;cursor:pointer;flex-direction:column;gap:5px;align-items:center;justify-content:center}
.menu-toggle span{width:20px;height:2px;background:var(--neon-cyan);border-radius:2px;box-shadow:0 0 8px rgba(0,229,255,.9)}

/* ---------- 通用区块 ---------- */
section{padding:64px 0}
.section-title{text-align:center;margin-bottom:42px}
.section-title h2{font-size:30px;font-weight:800;letter-spacing:.5px;text-shadow:0 0 34px rgba(0,229,255,.16)}
.section-title h2 .gold{position:relative}
.section-title p{color:var(--text-dim);margin-top:10px;font-size:15px}
.eyebrow{
  display:inline-block;font-size:13px;letter-spacing:3px;font-weight:700;margin-bottom:12px;
  text-transform:uppercase;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

.card{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,rgba(16,16,32,.92),rgba(9,9,18,.94));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px;transition:.28s;
}
/* 卡片顶部霓虹渐变细线 */
.card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:var(--grad);opacity:.45;transition:.28s;
}
.card:hover{
  transform:translateY(-5px);
  border-color:rgba(0,229,255,.42);
  box-shadow:0 0 0 1px rgba(0,229,255,.16),0 22px 52px rgba(0,0,0,.7),0 0 36px rgba(139,92,246,.26);
}
.card:hover::before{opacity:1;height:2px;box-shadow:0 0 14px rgba(0,229,255,.75)}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(760px 380px at 82% -8%,rgba(255,45,149,.30),transparent 62%),
    radial-gradient(680px 460px at 8% 22%,rgba(0,229,255,.26),transparent 62%),
    radial-gradient(900px 520px at 50% 120%,rgba(139,92,246,.32),transparent 66%),
    linear-gradient(165deg,#0a0a18,#04040a);
  border-bottom:1px solid rgba(0,229,255,.18);
}
/* 霓虹网格 */
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:
    linear-gradient(rgba(0,229,255,.065) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,45,149,.05) 1px,transparent 1px);
  background-size:52px 52px,52px 52px;
  mask-image:radial-gradient(circle at 50% 42%,#000 0%,transparent 76%);
  -webkit-mask-image:radial-gradient(circle at 50% 42%,#000 0%,transparent 76%);
}
/* 呼吸光晕 */
.hero::after{
  content:"";position:absolute;left:50%;top:-32%;width:130%;height:82%;z-index:0;
  transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(139,92,246,.3),transparent 70%);
  filter:blur(34px);pointer-events:none;
  animation:heroGlow 9s ease-in-out infinite alternate;
}
@keyframes heroGlow{
  from{transform:translateX(-58%) scale(1);opacity:.75}
  to{transform:translateX(-42%) scale(1.14);opacity:1}
}
.hero .wrap{padding:84px 20px 92px;text-align:center;position:relative;z-index:2}
.hero h1{font-size:clamp(28px,4.6vw,52px);line-height:1.2;font-weight:900;letter-spacing:.6px;text-shadow:0 0 44px rgba(0,229,255,.22)}
.hero p{color:var(--text-dim);font-size:clamp(15px,1.8vw,19px);max-width:780px;margin:20px auto 0}
.hero-cta{display:flex;gap:14px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.hero-badges{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:38px}
.badge{
  display:flex;align-items:center;gap:9px;font-size:14px;color:var(--text-dim);
  background:rgba(255,255,255,.035);border:1px solid rgba(0,229,255,.22);
  padding:9px 16px;border-radius:30px;backdrop-filter:blur(6px);transition:.22s;
}
.badge:hover{border-color:rgba(0,229,255,.55);box-shadow:0 0 20px rgba(0,229,255,.22);color:var(--text);transform:translateY(-1px)}
.badge b{color:var(--neon-cyan)}

/* ---------- 特性列表 ---------- */
.feature .icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:24px;
  background:var(--grad-soft);border:1px solid rgba(0,229,255,.28);margin-bottom:16px;
  box-shadow:inset 0 0 22px rgba(139,92,246,.25);
}
.feature h3{font-size:19px;margin-bottom:8px}
.feature p{color:var(--text-dim);font-size:15px}

/* ---------- 步骤流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;counter-reset:step}
.step{
  position:relative;text-align:center;padding:26px 12px;
  background:linear-gradient(180deg,rgba(16,16,32,.9),rgba(9,9,18,.92));
  border:1px solid var(--line-soft);border-radius:var(--radius);transition:.25s;
}
.step:hover{border-color:rgba(255,45,149,.42);box-shadow:0 0 28px rgba(255,45,149,.18)}
.step .num{
  width:44px;height:44px;margin:0 auto 12px;border-radius:50%;
  background:var(--grad);color:#05050c;font-weight:900;
  display:grid;place-items:center;font-size:18px;
  box-shadow:0 0 22px rgba(0,229,255,.4);
}
.step h4{font-size:15px;color:var(--text)}
.step p{font-size:13px;color:var(--text-mute);margin-top:4px}

/* ---------- 城市卡片 ---------- */
.city-card{display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.city-card h3{font-size:21px}
.city-card .meta{color:var(--text-mute);font-size:13px}
.city-card .more{margin-top:auto;color:var(--neon-cyan);font-weight:700;font-size:14px}
.city-letter{font-size:13px;color:var(--text-mute);letter-spacing:2px;margin:30px 0 14px}

/* ---------- 长沙场子卡片 ---------- */
.venue-grid{gap:16px}
.venue-card{display:flex;flex-direction:column;gap:6px;align-items:flex-start;padding:16px 18px}
.venue-card h3{font-size:16px;line-height:1.4}
.venue-card .meta{color:var(--text-mute);font-size:12.5px;line-height:1.55}
.venue-card .more{margin-top:auto;color:var(--neon-pink);font-weight:700;font-size:13px}
/* 场型分组小标题（西安场子页） */
.venue-group-title{display:flex;align-items:center;gap:12px;font-size:19px;margin:34px 0 14px;
  padding-left:14px;border-left:3px solid var(--neon-pink)}
.venue-group-title:first-of-type{margin-top:8px}
.venue-group-count{font-size:13px;font-weight:600;color:var(--text-mute);
  padding:3px 10px;border:1px solid var(--line);border-radius:999px}

/* ---------- 场子详情：门店信息表 ---------- */
.fact-grid{display:grid;grid-template-columns:1fr;gap:12px;margin:16px 0 8px}
.fact{
  display:flex;gap:16px;align-items:flex-start;padding:14px 16px;
  background:linear-gradient(180deg,rgba(16,16,32,.9),rgba(9,9,18,.92));
  border:1px solid var(--line-soft);border-left:2px solid var(--neon-cyan);
  border-radius:12px;
}
.fact .k{flex:0 0 92px;font-size:14px;font-weight:700;color:var(--neon-cyan)}
.fact .v{flex:1;font-size:15px;color:var(--text);line-height:1.65}
.fact-note{font-size:13px;color:var(--text-mute);margin-top:12px;line-height:1.75}
@media(max-width:640px){
  .fact{flex-direction:column;gap:4px}
  .fact .k{flex:none}
}

/* ---------- 场子详情：品牌词常见问题（FAQ） ---------- */
.faq-list{display:grid;gap:14px;margin:18px 0 8px}
.faq-item{
  padding:16px 18px;border-radius:12px;
  background:linear-gradient(180deg,rgba(16,16,32,.9),rgba(9,9,18,.92));
  border:1px solid var(--line-soft);border-left:2px solid var(--neon-violet);
}
.faq-q{font-size:15px;font-weight:700;line-height:1.5;margin:0 0 8px;color:var(--text)}
.faq-q::before{content:"Q ";color:var(--neon-pink);font-weight:800}
.faq-a{font-size:14px;line-height:1.8;color:var(--text-dim);margin:0}
.faq-a::before{content:"A ";color:var(--neon-cyan);font-weight:800}

/* ---------- 首页：其他城市入口（仅入口，完整列表在分站系统） ---------- */
.other-cities{
  text-align:center;line-height:2.9;font-size:15px;color:var(--text-dim);
  max-width:900px;margin:0 auto;
}
.other-cities a{
  color:var(--text);text-decoration:none;padding:2px 4px;
  border-bottom:1px dashed rgba(0,229,255,.45);transition:color .2s,border-color .2s,text-shadow .2s;
}
.other-cities a:hover{color:var(--neon-cyan);border-bottom-color:var(--neon-cyan);text-shadow:0 0 14px rgba(0,229,255,.8)}

/* ---------- 资讯 ---------- */
.news-card{display:flex;flex-direction:column;gap:8px}
.news-card .tag{
  align-self:flex-start;font-size:12px;color:var(--neon-cyan);
  background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.3);
  padding:3px 11px;border-radius:20px;
}
.news-card h3{font-size:17px;line-height:1.5}
.news-card .date{font-size:12px;color:var(--text-mute);margin-top:auto}

/* ---------- 内容文章 ---------- */
.article{max-width:820px;margin:0 auto}
.article h1{font-size:clamp(24px,3.4vw,36px);line-height:1.3;margin-bottom:12px;text-shadow:0 0 40px rgba(0,229,255,.16)}
.article .lead{color:var(--text-dim);font-size:17px;margin-bottom:26px}
.article h2{font-size:22px;margin:34px 0 12px;color:var(--neon-cyan);text-shadow:0 0 26px rgba(0,229,255,.22)}
.article p{margin-bottom:16px;color:var(--text-dim)}
.article ul{margin:0 0 18px 22px;color:var(--text-dim)}
.article li{margin-bottom:8px}
.cta-box{
  position:relative;
  background:linear-gradient(135deg,rgba(255,45,149,.10),rgba(139,92,246,.10),rgba(0,229,255,.10));
  border:1px solid rgba(0,229,255,.35);border-radius:var(--radius);padding:28px;text-align:center;margin:34px 0;
  box-shadow:0 0 40px rgba(139,92,246,.16) inset,0 18px 46px rgba(0,0,0,.5);
}
.cta-box h3{font-size:21px;margin-bottom:10px}
.cta-box p{color:var(--text-dim);margin-bottom:18px}

/* ---------- 表单 ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:14px;color:var(--text-dim);font-weight:600}
.field input,.field select,.field textarea{
  background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:12px;
  padding:13px 15px;color:var(--text);font-size:15px;font-family:inherit;outline:none;transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--neon-cyan);box-shadow:0 0 0 3px rgba(0,229,255,.12),0 0 22px rgba(0,229,255,.2);
}
.field textarea{resize:vertical;min-height:110px}
.note{font-size:13px;color:var(--text-mute);margin-top:10px}
.contact-info{display:grid;gap:14px}
.contact-info .row{
  display:flex;gap:14px;align-items:flex-start;
  background:linear-gradient(180deg,rgba(16,16,32,.9),rgba(9,9,18,.92));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:18px 20px;
}
.contact-info .ic{font-size:22px}
.contact-info .k{color:var(--text-mute);font-size:13px}
.contact-info .v{font-size:17px;font-weight:700}
.qr{
  width:150px;height:150px;border-radius:14px;border:1px solid var(--line);
  background:repeating-conic-gradient(#fff 0% 25%,#141428 0% 50%) 50%/22px 22px;
  display:grid;place-items:center;color:var(--text-mute);font-size:12px;text-align:center;
}

/* ---------- 面包屑 ---------- */
.crumb{padding:18px 0;color:var(--text-mute);font-size:13px}
.crumb a:hover{color:var(--neon-cyan)}

/* ---------- 页脚 ---------- */
.footer{background:var(--bg-solid);border-top:1px solid rgba(0,229,255,.18);padding:48px 0 26px;margin-top:30px;position:relative}
.footer::before{content:"";position:absolute;left:0;right:0;top:-1px;height:1px;background:var(--grad);opacity:.55}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:30px}
.footer h4{font-size:15px;margin-bottom:14px;color:var(--neon-cyan)}
.footer a{display:block;color:var(--text-dim);font-size:14px;padding:4px 0;transition:.18s}
.footer a:hover{color:var(--neon-cyan);text-shadow:0 0 14px rgba(0,229,255,.75)}
.footer .desc{color:var(--text-mute);font-size:13px;margin-top:12px;line-height:1.7}
.footer-bottom{border-top:1px solid var(--line-soft);margin-top:34px;padding-top:20px;text-align:center;color:var(--text-mute);font-size:12.5px;line-height:1.8}
.footer-bottom b{color:var(--neon-cyan)}

/* ---------- 移动端浮动预约条 ---------- */
.float-bar{
  display:none;position:fixed;bottom:0;left:0;right:0;z-index:60;
  background:rgba(5,5,12,.96);backdrop-filter:blur(14px);
  border-top:1px solid rgba(0,229,255,.28);padding:10px 14px;gap:10px;grid-template-columns:1fr 1fr 1.4fr;
  box-shadow:0 -8px 30px rgba(0,0,0,.6);
}
.float-bar .btn{padding:13px 10px;font-size:14px}

/* ---------- 响应式 ---------- */
@media(max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .nav{
    position:absolute;top:var(--head-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:var(--bg-solid);border-bottom:1px solid rgba(0,229,255,.22);
    padding:12px 18px;display:none;
    box-shadow:0 18px 40px rgba(0,0,0,.65);
  }
  .nav.open{display:flex}
  .nav a{padding:13px 10px}
  .header-cta .btn-text{display:none}
  .header-cta .btn-sub{display:inline}
  .menu-toggle{display:flex}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  section{padding:48px 0}
  .float-bar{display:grid}
  body{padding-bottom:64px}
}

/* ---------- 城市分站索引 ---------- */
.city-index{display:flex;flex-direction:column;gap:18px;margin-top:10px}
.city-group{display:flex;align-items:flex-start;gap:16px;padding:14px 16px;background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius)}
.city-group .letter{
  flex:0 0 38px;width:38px;height:38px;border-radius:50%;
  background:var(--grad-soft);color:var(--neon-cyan);font-weight:700;
  display:flex;align-items:center;justify-content:center;font-size:18px;
  box-shadow:inset 0 0 16px rgba(0,229,255,.22);
}
.city-group .pills{display:flex;flex-wrap:wrap;gap:9px}
.city-pill{display:inline-block;padding:6px 13px;background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:999px;font-size:14px;color:var(--text-dim);transition:.18s}
.city-pill:hover{background:var(--grad);color:#05050c;border-color:transparent;transform:translateY(-2px);box-shadow:0 0 20px rgba(0,229,255,.35)}
.city-pill::after{content:""}

/* ===== 城市分站地标横幅 ===== */
.city-hero{position:relative;min-height:460px;display:flex;align-items:flex-end;overflow:hidden;color:#fff;background:linear-gradient(135deg,var(--g1,#1a1a38),var(--g2,#05050c))}
.city-hero-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}
.city-hero .city-skyline{position:absolute;left:0;bottom:0;width:100%;height:130px;z-index:1;pointer-events:none}
.city-hero::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,45,149,.12),transparent 34%,rgba(0,229,255,.14));
  mix-blend-mode:screen;
}
.city-hero-overlay{position:relative;z-index:2;width:100%;padding:56px 0 46px}
.city-hero .eyebrow{
  background:none;-webkit-text-fill-color:#fff;color:#fff;
  border:1px solid rgba(0,229,255,.55);background-color:rgba(0,0,0,.28);
  padding:3px 12px;border-radius:20px;text-shadow:0 0 14px rgba(0,229,255,.9);
}
.city-hero h1{font-size:34px;margin:12px 0 8px;color:#fff;text-shadow:0 2px 14px rgba(0,0,0,.55),0 0 40px rgba(0,229,255,.45);line-height:1.2}
.city-hero p{color:rgba(255,255,255,.9);margin:0;font-size:15px}
@media (max-width:640px){
  .city-hero{min-height:300px}
  .city-hero-overlay{padding:38px 0 32px}
  .city-hero h1{font-size:25px}
}

/* ---------- 订房资讯筛选与分类 ---------- */
.news-filter{
  position:sticky;top:var(--head-h);z-index:30;
  background:rgba(5,5,12,.9);backdrop-filter:blur(14px);
  border:1px solid rgba(0,229,255,.22);border-radius:var(--radius);
  padding:14px 16px;margin:8px 0 34px;display:flex;flex-direction:column;gap:12px;
  box-shadow:0 14px 40px rgba(0,0,0,.55),0 0 30px rgba(139,92,246,.14);
}
.news-cat-btns{display:flex;flex-wrap:wrap;gap:9px}
.news-cat-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 15px;border-radius:999px;background:var(--bg-soft);border:1px solid var(--line-soft);color:var(--text-dim);font-size:14px;font-weight:600;cursor:pointer;transition:.2s}
.news-cat-btn span{font-size:12px;color:var(--text-mute)}
.news-cat-btn:hover{color:var(--neon-cyan);border-color:var(--neon-cyan);box-shadow:0 0 18px rgba(0,229,255,.22)}
.news-cat-btn.active{background:var(--grad);color:#05050c;border-color:transparent;box-shadow:0 0 24px rgba(0,229,255,.4)}
.news-cat-btn.active span{color:rgba(5,5,12,.72)}
.news-search{width:100%;background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:12px;padding:12px 15px;color:var(--text);font-size:15px;font-family:inherit;outline:none;transition:.2s}
.news-search:focus{border-color:var(--neon-cyan);box-shadow:0 0 0 3px rgba(0,229,255,.12),0 0 22px rgba(0,229,255,.2)}
.news-section{margin:30px 0 8px;scroll-margin-top:90px}
.news-sec-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;border-bottom:1px solid var(--line-soft);padding-bottom:10px}
.news-sec-head h2{font-size:21px}
.news-card-city{display:inline-block;font-size:13px;color:var(--neon-cyan);margin-bottom:2px;font-weight:600}
.news-card-city:hover{text-decoration:underline;text-shadow:0 0 14px rgba(0,229,255,.8)}
.news-card .news-card-title h3{font-size:17px;line-height:1.5}
.news-card .news-card-title:hover h3{color:var(--neon-cyan)}

/* ---------- 无障碍：减少动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}