/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --navy:#17456F;
  --blue:#1B5C9B;
  --blue-light:#2F6DA8;
  --blue-soft:#EEF4FB;
  --orange:#F0722F;
  --orange-deep:#D95E1E;
  --orange-soft:#FFF3EC;
  --orange-text:#C2521A;
  --green:#2AA37A;
  --ink:#101C2C;
  --muted:#5A6B80;
  --line:#E3E9F2;
  --bg:#FFFFFF;
  --bg-alt:#F6F8FB;
  --ph:#EEF2F7;
  --r-card:14px;
  --r-btn:10px;
  --sh:0 6px 24px rgba(16,35,60,.07);
  --sh-hover:0 12px 32px rgba(16,35,60,.12);
  --t:220ms ease;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:150px}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;line-height:1.75;font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,figure,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:var(--blue);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--blue-light)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(27,92,155,.35);outline-offset:2px;border-radius:6px}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ============ 容器与版块 ============ */
.wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:80px 0}
.section--alt{background:var(--bg-alt)}
.section--line{border-top:1px solid var(--line)}
.sec-head{max-width:780px;margin-bottom:40px}
.sec-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--blue);letter-spacing:.04em;margin-bottom:10px;font-weight:500}
.sec-kicker i{font-style:normal;display:inline-flex;align-items:center;justify-content:center;width:26px;height:20px;border-radius:6px;background:var(--blue-soft);color:var(--blue);font-size:12px;font-weight:700;letter-spacing:0}
.sec-title{position:relative;padding-left:16px;font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.32;color:var(--navy);letter-spacing:-.2px}
.sec-title::before{content:"";position:absolute;left:0;top:.3em;width:4px;height:24px;border-radius:2px;background:var(--orange)}
.sec-sub{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.8}

/* ============ 网格骨架 ============ */
.grid-x{display:flex;flex-wrap:wrap;margin:0 -10px;row-gap:20px}
.grid-x>.cell{padding:0 10px;width:100%}

/* ============ 徽章 / 章印 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:500;line-height:1.6;white-space:nowrap}
.badge--blue{background:var(--blue-soft);color:var(--blue)}
.badge--orange{background:var(--orange-soft);color:var(--orange-text)}
.badge--green{background:rgba(42,163,122,.1);color:#1F7D5D}
.badge--dot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green);flex:0 0 auto}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);white-space:nowrap}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 4px 14px rgba(240,114,47,.26)}
.btn--primary:hover{background:var(--orange-deep);color:#fff;transform:translateY(-2px);box-shadow:0 8px 22px rgba(240,114,47,.32)}
.btn--primary:active{transform:translateY(0);box-shadow:0 2px 8px rgba(240,114,47,.3)}
.btn--ghost{background:#fff;color:var(--blue);border-color:var(--blue)}
.btn--ghost:hover{background:rgba(27,92,155,.08);color:var(--blue);transform:translateY(-2px)}
.btn--ghost:active{transform:translateY(0)}
.btn--sm{height:38px;padding:0 16px;font-size:14px}
.btn--lg{height:52px;padding:0 30px;font-size:16px}
.btn--link{height:auto;padding:0 0 3px;background:none;color:var(--blue);border:0;border-bottom:2px solid rgba(27,92,155,.42);border-radius:0}
.btn--link:hover{color:var(--blue-light);border-bottom-color:var(--blue-light)}

/* ============ 卡片基础 ============ */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);transition:box-shadow var(--t),transform var(--t),border-color var(--t)}
.card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);border-color:var(--blue-light)}

/* ============ 刊头导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--t)}
.site-header.is-compact{box-shadow:0 6px 20px rgba(16,35,60,.08)}
.masthead{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:20px;padding-bottom:16px;transition:padding var(--t)}
.brand{display:flex;align-items:center;gap:12px;flex-wrap:wrap;min-width:0}
.brand-name{font-size:clamp(21px,2.8vw,38px);font-weight:700;letter-spacing:-.5px;color:var(--navy);line-height:1.15;white-space:nowrap;transition:font-size var(--t)}
.brand-name:hover{color:var(--navy)}
.brand-name .brand-sep{color:var(--orange);margin:0 4px;font-weight:400}
.brand-badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;background:var(--orange-soft);color:var(--orange-text);font-size:12px;font-weight:600;letter-spacing:.02em;white-space:nowrap}
.masthead-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.today{font-size:13px;color:var(--muted);white-space:nowrap}
.city-picker{position:relative;display:inline-flex}
.city-picker select{appearance:none;-webkit-appearance:none;height:38px;padding:0 30px 0 14px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235A6B80' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center;font-size:14px;color:var(--ink);cursor:pointer;transition:border-color var(--t),box-shadow var(--t)}
.city-picker select:hover{border-color:var(--blue-light)}
.city-picker select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,92,155,.18);outline:none}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;color:var(--blue);transition:all var(--t)}
.icon-btn:hover{border-color:var(--blue-light);background:var(--blue-soft)}
.icon-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.channel-bar{border-top:1px solid var(--line);background:#fff}
.channel-inner{display:flex;align-items:stretch;overflow-x:auto;scrollbar-width:none;scroll-snap-type:x proximity}
.channel-inner::-webkit-scrollbar{display:none}
.channel{position:relative;display:inline-flex;align-items:center;padding:14px 18px;font-size:15px;color:var(--muted);white-space:nowrap;scroll-snap-align:start;transition:color var(--t)}
.channel+.channel::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:14px;background:var(--line)}
.channel:hover{color:var(--blue)}
.channel:hover::after{content:"";position:absolute;left:18px;right:18px;bottom:0;height:2px;background:rgba(240,114,47,.35);border-radius:2px}
.channel.is-active{color:var(--navy);font-weight:600}
.channel.is-active::after{content:"";position:absolute;left:18px;right:18px;bottom:0;height:2px;background:var(--orange);border-radius:2px}
.search-panel{border-top:1px solid var(--line);background:var(--bg-alt);padding:14px 0}
.search-panel-inner{display:flex;gap:12px;align-items:center}
.search-panel input{flex:1;height:44px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;font-size:15px;transition:border-color var(--t),box-shadow var(--t)}
.search-panel input::placeholder{color:#93A2B4}
.search-panel input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,92,155,.16);outline:none}

/* 刊头收缩 */
.site-header.is-compact .masthead{padding-top:10px;padding-bottom:8px}
.site-header.is-compact .brand-name{font-size:24px}
.site-header.is-compact .brand-badge{font-size:11px}

/* ============ 首屏 ============ */
.hero{position:relative;padding:56px 0 76px;background:linear-gradient(180deg,#F6F8FB 0%,#FFFFFF 88%);border-bottom:1px solid var(--line);overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-160px;width:520px;height:520px;border:2px solid var(--blue-light);opacity:.08;border-radius:50%;pointer-events:none}
.hero-copy{position:relative;z-index:2}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:999px;background:var(--blue-soft);color:var(--blue);font-size:13px;font-weight:600;letter-spacing:.02em}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px rgba(42,163,122,.16)}
.hero-title{margin-top:20px;font-size:clamp(32px,4vw,48px);font-weight:700;line-height:1.2;letter-spacing:-.6px;color:var(--navy)}
.hero-lead{margin-top:16px;font-size:clamp(17px,1.7vw,20px);font-weight:600;color:var(--blue)}
.hero-text{margin-top:16px;font-size:15.5px;line-height:1.85;color:var(--muted);max-width:620px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-facts li{display:flex;align-items:baseline;gap:8px;padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:0 2px 8px rgba(16,35,60,.04)}
.hero-facts strong{font-size:17px;font-weight:700;color:var(--navy)}
.hero-facts span{font-size:13px;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-visual{position:relative;margin-left:auto;max-width:440px}
.hero-visual img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:16px;box-shadow:0 16px 40px rgba(16,35,60,.14)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:inline-flex;align-items:center;justify-content:center;width:66px;height:66px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--navy);box-shadow:0 8px 24px rgba(16,35,60,.22);transition:transform var(--t),background var(--t)}
.play-btn svg{width:24px;height:24px;fill:var(--orange);stroke:none;margin-left:3px}
.play-btn:hover{transform:translate(-50%,-50%) scale(1.06);background:#fff}
.hero-datacard{position:absolute;left:16px;right:16px;bottom:16px;background:#fff;border-radius:12px;padding:16px 18px;box-shadow:0 10px 30px rgba(16,35,60,.18);border:1px solid rgba(227,233,242,.9)}
.hero-datacard-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:3px 0}
.hd-label{font-size:13px;color:var(--muted)}
.hd-val{font-size:16px;font-weight:700;color:var(--navy)}
.hd-unit{font-size:12px;font-weight:500;color:var(--muted);margin-left:2px}
.hero-datacard-note{margin-top:8px;padding-top:9px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);line-height:1.6}

/* ============ 指标看板 ============ */
.metric-card{position:relative;padding:24px;height:100%;overflow:hidden}
.metric-card::before{content:"";position:absolute;left:0;top:20px;bottom:20px;width:3px;border-radius:0 3px 3px 0;background:var(--orange)}
.metric-value{margin-top:14px;font-size:clamp(32px,3.6vw,44px);font-weight:700;line-height:1.05;color:var(--blue);letter-spacing:-1px;font-variant-numeric:tabular-nums}
.metric-unit{font-size:14px;font-weight:600;color:var(--muted);margin-left:4px;letter-spacing:0}
.metric-note{margin-top:10px;font-size:13px;color:var(--muted);line-height:1.65}

/* ============ 场景 bento ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.scene-card{position:relative;display:block;min-height:230px;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh);transition:box-shadow var(--t),transform var(--t)}
.scene-card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px)}
.scene-card--wide{grid-column:span 2}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.scene-card:hover img{transform:scale(1.04)}
.scene-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,69,111,0) 32%,rgba(15,38,62,.78) 100%)}
.scene-body{position:absolute;left:0;right:0;bottom:0;padding:20px;z-index:2}
.scene-name{font-size:18px;font-weight:600;color:#fff;line-height:1.4}
.scene-meta{margin-top:6px;font-size:13px;color:rgba(255,255,255,.82)}
.scene-tag{position:absolute;top:14px;left:14px;z-index:2;padding:4px 12px;border-radius:999px;background:rgba(255,255,255,.94);color:var(--orange-text);font-size:12px;font-weight:600}

/* ============ 服务矩阵 ============ */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);transition:box-shadow var(--t),transform var(--t),border-color var(--t)}
.service-card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);border-color:var(--blue-light)}
.service-card--feature{grid-column:span 2;display:flex;gap:20px;align-items:flex-start;background:linear-gradient(180deg,#FFFFFF 0%,#FAFCFF 100%)}
.service-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:var(--blue-soft);color:var(--blue);flex:0 0 auto;transition:background var(--t),color var(--t)}
.service-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.service-card:hover .service-icon{background:var(--orange-soft);color:var(--orange-text)}
.service-title{margin-top:16px;font-size:19px;font-weight:600;color:var(--navy);line-height:1.4}
.service-card--feature .service-title{margin-top:0}
.service-desc{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.75}
.service-metric{margin-top:14px;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--blue)}
.service-metric b{font-size:17px;color:var(--orange-text);font-variant-numeric:tabular-nums}

/* ============ 结果对比 ============ */
.compare-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);padding:8px 28px 12px}
.compare-head{display:grid;grid-template-columns:140px 1fr 1fr;gap:24px;padding:20px 0 14px;border-bottom:1px solid var(--line)}
.compare-head span{font-size:13px;font-weight:600;color:var(--muted)}
.compare-head .compare-label--accent{color:var(--orange-text)}
.compare-row{display:grid;grid-template-columns:140px 1fr 1fr;gap:24px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.compare-row:last-child{border-bottom:0}
.compare-dim{font-size:15px;font-weight:600;color:var(--navy)}
.compare-cell{display:flex;align-items:center;gap:12px}
.compare-bar{flex:1;height:10px;border-radius:999px;background:#E6ECF4;overflow:hidden}
.compare-bar i{display:block;height:100%;border-radius:999px;background:#BCC9D9;transition:width .6s ease}
.compare-bar--accent i{background:var(--orange)}
.compare-num{min-width:46px;text-align:right;font-size:13.5px;font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums}

/* ============ 配速与距离选择器 ============ */
.picker-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);padding:28px}
.picker-group+.picker-group{margin-top:22px;padding-top:22px;border-top:1px dashed var(--line)}
.picker-label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:12px;letter-spacing:.02em}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{height:40px;padding:0 20px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:14px;font-weight:500;transition:all var(--t)}
.chip:hover{border-color:var(--blue-light);color:var(--blue)}
.chip.is-active{background:var(--orange);border-color:var(--orange);color:#fff;box-shadow:0 4px 12px rgba(240,114,47,.26)}
.chip:active{transform:scale(.97)}
.picker-result{margin-top:24px}
.result-card{padding:22px;background:var(--bg-alt);border:1px solid var(--line);border-radius:12px;height:100%}
.result-label{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--blue);background:var(--blue-soft);padding:3px 10px;border-radius:999px}
.result-value{margin-top:12px;font-size:19px;font-weight:700;color:var(--navy);line-height:1.45}
.result-note{margin-top:8px;font-size:13px;color:var(--muted);line-height:1.7}

/* ============ 里程碑时间轴 ============ */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:0;padding-top:6px}
.timeline::before{content:"";position:absolute;left:10%;right:10%;top:20px;border-top:2px dashed var(--blue-light);opacity:.45}
.tl-item{position:relative;padding:52px 14px 0;text-align:center}
.tl-dot{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--blue);z-index:1;transition:border-color var(--t),transform var(--t)}
.tl-item:hover .tl-dot{border-color:var(--orange);transform:translateX(-50%) scale(1.12)}
.tl-step{display:inline-block;font-size:12px;font-weight:700;color:var(--orange-text);letter-spacing:.06em;margin-bottom:6px}
.tl-title{font-size:16px;font-weight:600;color:var(--navy);line-height:1.5}
.tl-desc{margin-top:8px;font-size:13px;color:var(--muted);line-height:1.7}

/* ============ 城市与时段 ============ */
.slot-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-bottom:26px}
.slot-card{padding:16px 14px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 2px 10px rgba(16,35,60,.04);transition:all var(--t)}
.slot-card:hover{border-color:var(--blue-light);box-shadow:var(--sh);transform:translateY(-2px)}
.slot-name{font-size:15px;font-weight:600;color:var(--navy)}
.slot-time{margin-top:4px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.slot-count{margin-top:10px;display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--green);font-weight:600}
.city-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.city-card{padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;transition:all var(--t)}
.city-card:hover{border-color:var(--blue-light);box-shadow:var(--sh);transform:translateY(-2px)}
.city-name{font-size:15px;font-weight:600;color:var(--navy)}
.city-count{display:block;margin-top:2px;font-size:12.5px;color:var(--muted)}
.city-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(42,163,122,.14);flex:0 0 auto}

/* ============ 热门跑局 + 热榜 ============ */
.run-list{display:flex;flex-direction:column;gap:16px}
.run-item{display:flex;gap:18px;padding:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:0 2px 10px rgba(16,35,60,.04);transition:all var(--t)}
.run-item:hover{box-shadow:var(--sh);transform:translateY(-2px);border-color:var(--blue-light)}
.run-thumb{width:150px;flex:0 0 150px;border-radius:10px;overflow:hidden;background:var(--ph)}
.run-thumb img{width:100%;height:100%;min-height:100px;object-fit:cover}
.run-body{flex:1;min-width:0}
.run-title{font-size:16.5px;font-weight:600;color:var(--navy);line-height:1.5}
.run-desc{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.7}
.run-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.run-foot{margin-top:10px;font-size:12.5px;color:#8A99AC}
.rank-card{padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);height:100%}
.rank-head{font-size:16px;font-weight:700;color:var(--navy);padding-bottom:14px;border-bottom:1px solid var(--line)}
.rank-list{margin-top:6px}
.rank-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line)}
.rank-item:last-child{border-bottom:0}
.rank-no{width:22px;height:22px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;background:var(--blue-soft);color:var(--blue);flex:0 0 auto}
.rank-item:nth-child(-n+3) .rank-no{background:var(--orange-soft);color:var(--orange-text)}
.rank-text{flex:1;min-width:0;font-size:14px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-val{font-size:13px;font-weight:700;color:var(--blue);font-variant-numeric:tabular-nums}

/* ============ 专题聚合 ============ */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.topic-card{position:relative;padding:24px 22px 22px;background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--r-card);transition:all var(--t)}
.topic-card::before{content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;border-radius:0 4px 4px 0;background:var(--blue-light)}
.topic-card:hover{background:#fff;box-shadow:var(--sh-hover);transform:translateY(-3px);border-color:var(--blue-light)}
.topic-title{font-size:17px;font-weight:600;color:var(--navy);line-height:1.5}
.topic-desc{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.7}
.topic-count{margin-top:14px;font-size:12.5px;font-weight:600;color:var(--blue)}

/* ============ 平台保障 ============ */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guard-card{padding:26px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:0 2px 10px rgba(16,35,60,.04);transition:all var(--t)}
.guard-card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);border-color:var(--blue-light)}
.guard-icon{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;color:var(--blue)}
.guard-icon svg{width:30px;height:30px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.guard-title{margin-top:14px;font-size:16.5px;font-weight:600;color:var(--navy);line-height:1.5}
.guard-desc{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.72}

/* ============ 快速解答 ============ */
.quick-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh)}
.quick-item{display:flex;align-items:center;gap:20px;padding:20px 24px;border-bottom:1px solid var(--line);transition:background var(--t)}
.quick-item:last-child{border-bottom:0}
.quick-item:hover{background:var(--bg-alt)}
.quick-q{flex:0 0 42%;font-size:15.5px;font-weight:600;color:var(--navy);line-height:1.5}
.quick-a{flex:1;font-size:14px;color:var(--muted);line-height:1.7}
.quick-arrow{flex:0 0 auto;color:var(--blue-light)}
.quick-arrow svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ============ 跑者口碑 ============ */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:0 2px 10px rgba(16,35,60,.04);transition:all var(--t)}
.review-card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);border-color:var(--blue-light)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{width:44px;height:44px;border-radius:50%;overflow:hidden;background:var(--ph);flex:0 0 auto}
.avatar img{width:100%;height:100%;object-fit:cover}
.review-name{font-size:15px;font-weight:600;color:var(--navy);line-height:1.4}
.review-meta{margin-top:2px;font-size:12.5px;color:var(--muted)}
.stars{margin-top:14px;color:var(--orange);font-size:14px;letter-spacing:2px}
.review-text{margin-top:10px;font-size:14px;color:var(--ink);line-height:1.75}
.review-foot{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted)}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{display:flex;align-items:center;gap:16px;width:100%;min-height:64px;padding:18px 4px;text-align:left;transition:background var(--t)}
.faq-q:hover{background:var(--bg-alt)}
.faq-mark{flex:0 0 auto;width:26px;height:26px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;background:var(--blue-soft);color:var(--blue);font-size:13px;font-weight:700;transition:all var(--t)}
.faq-q:hover .faq-mark{background:var(--orange-soft);color:var(--orange-text)}
.faq-q-text{flex:1;font-size:16px;font-weight:600;color:var(--navy);line-height:1.55;transition:color var(--t)}
.faq-arrow{flex:0 0 auto;color:var(--muted);transition:transform var(--t),color var(--t)}
.faq-arrow svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.faq-item.is-open .faq-arrow{transform:rotate(180deg);color:var(--orange)}
.faq-item.is-open .faq-q-text{color:var(--blue)}
.faq-item.is-open .faq-mark{background:var(--orange-soft);color:var(--orange-text)}
.faq-a{padding:0 4px 22px 42px;font-size:15px;color:var(--muted);line-height:1.78}

/* ============ 转化表单 ============ */
.signup{background:var(--bg-alt)}
.signup-box{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh);padding:36px}
.signup-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:40px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px;font-weight:500}
.field input,.field select,.field textarea{width:100%;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;font-size:14.5px;color:var(--ink);transition:border-color var(--t),box-shadow var(--t),background var(--t)}
.field select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235A6B80' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:34px}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#93A2B4}
.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--blue-light)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,92,155,.16);outline:none}
.field input:disabled,.field select:disabled,.field textarea:disabled{opacity:.6;cursor:not-allowed;background:var(--bg-alt)}
.field--error input,.field--error select,.field--error textarea{border-color:var(--orange);box-shadow:0 0 0 3px rgba(240,114,47,.14)}
.field-error{margin-top:6px;font-size:13px;color:var(--orange-text);display:none}
.field--error .field-error{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;margin-top:6px}
.check-row input{width:18px;height:18px;margin-top:3px;flex:0 0 auto;accent-color:var(--blue)}
.check-row label{font-size:13.5px;color:var(--muted);line-height:1.7;margin:0}
.form-msg{display:none;margin-top:16px;padding:12px 16px;border-radius:10px;background:rgba(42,163,122,.1);color:#1F7D5D;font-size:14px;line-height:1.7}
.form-msg.is-show{display:block}
.steps-box{padding:26px;background:var(--bg-alt);border:1px solid var(--line);border-radius:12px;height:100%}
.steps-title{font-size:16px;font-weight:700;color:var(--navy);margin-bottom:18px}
.step-item{display:flex;gap:14px;padding-bottom:20px;position:relative}
.step-item:last-child{padding-bottom:0}
.step-item:not(:last-child)::after{content:"";position:absolute;left:13px;top:30px;bottom:4px;width:2px;background:var(--line)}
.step-no{flex:0 0 auto;width:28px;height:28px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:#fff;border:2px solid var(--blue);color:var(--blue);font-size:13px;font-weight:700;position:relative;z-index:1}
.step-title{font-size:15px;font-weight:600;color:var(--navy);line-height:1.5}
.step-desc{margin-top:4px;font-size:13px;color:var(--muted);line-height:1.7}
.steps-note{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);line-height:1.7}

/* ============ 页脚 ============ */
.site-footer{background:var(--navy);color:#fff;padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand{font-size:22px;font-weight:700;letter-spacing:-.3px;line-height:1.4;color:#fff}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72)}
.footer-safe{margin-top:14px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.56)}
.footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:16px}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14px;color:rgba(255,255,255,.72);transition:color var(--t)}
.footer-list a:hover{color:#fff}
.footer-text{font-size:13.5px;color:rgba(255,255,255,.62);line-height:1.9}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)}

/* ============ 滚动渐显 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease}
.reveal.is-in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .scene-grid{grid-template-columns:repeat(3,1fr)}
  .scene-card--wide{grid-column:span 2}
  .slot-grid{grid-template-columns:repeat(3,1fr)}
  .city-grid{grid-template-columns:repeat(4,1fr)}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .service-card--feature{grid-column:span 2}
  .review-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .section{padding:64px 0}
  .today{display:none}
  .hero{padding:44px 0 60px}
  .hero-visual{max-width:none;margin:36px auto 0}
  .hero-text{max-width:none}
  .signup-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .timeline{grid-template-columns:repeat(5,1fr)}
  .tl-item{padding-left:8px;padding-right:8px}
  .compare-wrap{padding:4px 18px 8px}
  .compare-head,.compare-row{grid-template-columns:110px 1fr 1fr;gap:16px}
  .quick-q{flex:0 0 46%}
}
@media (max-width:780px){
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .scene-card--wide{grid-column:span 2}
  .slot-grid{grid-template-columns:repeat(2,1fr)}
  .city-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:1fr}
  .service-card--feature{grid-column:auto;display:block}
  .service-card--feature .service-title{margin-top:16px}
  .review-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .guard-grid{grid-template-columns:1fr}
  .timeline{display:block;padding-top:0}
  .timeline::before{left:9px;right:auto;top:6px;bottom:6px;width:0;border-top:0;border-left:2px dashed var(--blue-light);opacity:.45}
  .tl-item{padding:0 0 26px 38px;text-align:left}
  .tl-dot{top:4px;left:0;transform:none}
  .tl-item:hover .tl-dot{transform:scale(1.12)}
  .run-item{flex-direction:column}
  .run-thumb{width:100%;flex:none;aspect-ratio:16/9}
  .quick-item{flex-wrap:wrap;gap:6px;padding:18px 18px}
  .quick-q{flex:1 1 100%}
  .quick-a{flex:1 1 auto}
  .compare-head,.compare-row{grid-template-columns:1fr;gap:8px}
  .compare-head{display:none}
  .compare-cell::before{content:"";display:none}
  .compare-row{padding:16px 0}
  .compare-dim{font-size:14px;color:var(--blue)}
  .signup-box{padding:24px}
  .masthead{flex-wrap:wrap}
  .brand-name{font-size:22px;white-space:normal}
  .hero-datacard{left:12px;right:12px;bottom:12px}
}
@media (max-width:640px){
  .wrap{padding-left:16px;padding-right:16px}
  .section{padding:48px 0}
  .masthead{padding-top:14px;padding-bottom:12px;gap:12px}
  .brand-name{font-size:22px}
  .brand-badge{font-size:11px;padding:2px 8px}
  .masthead-cta{display:none}
  .city-picker select{height:36px;font-size:13px;padding-left:10px;padding-right:26px;background-position:right 8px center}
  .icon-btn{width:36px;height:36px}
  .channel{padding:12px 14px;font-size:14px}
  .channel.is-active::after,.channel:hover::after{left:14px;right:14px}
  .hero-title{font-size:clamp(28px,8vw,36px)}
  .hero-actions .btn{width:100%}
  .hero-facts{gap:8px}
  .hero-facts li{padding:6px 12px}
  .sec-head{margin-bottom:28px}
  .scene-grid{grid-template-columns:1fr}
  .scene-card--wide{grid-column:auto}
  .scene-card{min-height:200px}
  .slot-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .city-grid{grid-template-columns:1fr;gap:12px}
  .compare-wrap{padding:4px 14px 8px}
  .picker-panel{padding:20px 18px}
  .chip{height:38px;padding:0 16px;font-size:13.5px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .btn--lg{height:48px;padding:0 20px;font-size:15px}
  .hero-visual img{aspect-ratio:1/1}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
 --navy:#17456F;
 --blue:#1B5C9B;
 --blue-light:#2F6DA8;
 --blue-soft:#EEF4FB;
 --orange:#F0722F;
 --orange-deep:#D95E1E;
 --orange-soft:#FFF3EC;
 --orange-text:#C2521A;
 --green:#2AA37A;
 --ink:#101C2C;
 --muted:#5A6B80;
 --line:#E3E9F2;
 --bg:#FFFFFF;
 --bg-alt:#F6F8FB;
 --ph:#EEF2F7;
 --r-card:14px;
 --r-btn:10px;
 --sh:0 6px 24px rgba(16,35,60,.07);
 --sh-hover:0 12px 32px rgba(16,35,60,.12);
 --t:220ms ease;
 --stick:136px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:160px}
body{
 margin:0;background:var(--bg);color:var(--ink);
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
 font-size:16px;line-height:1.75;font-variant-numeric:tabular-nums;
 -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--blue);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--blue-light)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(27,92,155,.35);outline-offset:2px;border-radius:6px}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 板块基础 ============ */
.section{padding:80px 0}
.section--alt{background:var(--bg-alt)}
.section--line{border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.sec-title{position:relative;padding-left:16px;font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.32;color:var(--navy);letter-spacing:-.2px}
.sec-title::before{content:"";position:absolute;left:0;top:.3em;width:4px;height:24px;border-radius:2px;background:var(--orange)}
.sec-sub{margin-top:8px;padding-left:16px;font-size:14.5px;color:var(--muted);max-width:760px}
.sec-no{display:block;font-size:12.5px;font-weight:600;letter-spacing:.12em;color:var(--orange-text);margin-bottom:6px}

/* ============ 网格 ============ */
.grid-x{margin-left:-10px;margin-right:-10px;row-gap:22px}
.grid-x>.cell{padding-left:10px;padding-right:10px}

/* ============ 徽章 / 标签 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:500;line-height:1.6;white-space:nowrap}
.badge--blue{background:var(--blue-soft);color:var(--blue)}
.badge--orange{background:var(--orange-soft);color:var(--orange-text)}
.badge--green{background:rgba(42,163,122,.1);color:#1F7D5D}
.badge--dot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green);flex:0 0 auto}
.badge--ghost{background:#fff;border:1px solid var(--line);color:var(--muted)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);white-space:nowrap}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 4px 14px rgba(240,114,47,.26)}
.btn--primary:hover{background:var(--orange-deep);color:#fff;transform:translateY(-2px);box-shadow:0 8px 22px rgba(240,114,47,.32)}
.btn--primary:active{transform:translateY(0);box-shadow:0 2px 8px rgba(240,114,47,.3)}
.btn--ghost{background:#fff;color:var(--blue);border-color:var(--blue)}
.btn--ghost:hover{background:rgba(27,92,155,.08);color:var(--blue);transform:translateY(-2px)}
.btn--ghost:active{transform:translateY(0)}
.btn--sm{height:38px;padding:0 16px;font-size:14px}
.btn--lg{height:52px;padding:0 30px;font-size:16px}
.btn--block{width:100%}
.btn--link{height:auto;padding:0 0 3px;background:none;color:var(--blue);border:0;border-bottom:2px solid rgba(27,92,155,.42);border-radius:0}
.btn--link:hover{color:var(--blue-light);border-bottom-color:var(--blue-light);border-bottom-width:3px}

/* ============ 卡片 ============ */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);transition:box-shadow var(--t),transform var(--t),border-color var(--t)}
.card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);border-color:var(--blue-light)}

/* ============ 刊头导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--t)}
.site-header.is-compact{box-shadow:0 6px 20px rgba(16,35,60,.08)}
.masthead{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:22px;padding-bottom:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;flex-wrap:wrap;min-width:0}
.brand-name{font-size:clamp(21px,2.8vw,38px);font-weight:700;letter-spacing:-.5px;color:var(--navy);line-height:1.15;white-space:nowrap;transition:font-size var(--t)}
.brand-name:hover{color:var(--navy)}
.brand-name .brand-sep{color:var(--orange);margin:0 4px;font-weight:400}
.brand-badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;background:var(--orange-soft);color:var(--orange-text);font-size:12px;font-weight:600;letter-spacing:.02em;white-space:nowrap}
.masthead-tools{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.today{font-size:13px;color:var(--muted);white-space:nowrap}
.city-picker select{appearance:none;-webkit-appearance:none;height:38px;padding:0 30px 0 14px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235A6B80' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center;font-size:14px;color:var(--ink);cursor:pointer;transition:border-color var(--t),box-shadow var(--t)}
.city-picker select:hover{border-color:var(--blue-light)}
.city-picker select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,92,155,.18);outline:none}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;color:var(--blue);transition:all var(--t)}
.icon-btn:hover{border-color:var(--blue-light);background:var(--blue-soft)}
.icon-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.search-panel{border-top:1px solid var(--line);background:var(--bg-alt);padding:14px 0}
.search-panel-inner{display:flex;gap:12px;align-items:center}
.search-panel input{flex:1;height:44px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;font-size:15px;transition:border-color var(--t),box-shadow var(--t)}
.search-panel input::placeholder{color:#93A2B4}
.search-panel input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,92,155,.16);outline:none}
.site-header.is-compact .masthead{padding-top:10px;padding-bottom:8px}
.site-header.is-compact .brand-name{font-size:24px}
.site-header.is-compact .brand-badge{font-size:11px}
.channel-bar{border-top:1px solid var(--line);background:#fff}
.channel-inner{display:flex;align-items:center;gap:0;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity}
.channel-inner::-webkit-scrollbar{display:none}
.channel{position:relative;display:inline-flex;align-items:center;padding:13px 18px;font-size:15px;color:var(--muted);white-space:nowrap;scroll-snap-align:start;transition:color var(--t)}
.channel::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:14px;background:var(--line)}
.channel:first-child::before{display:none}
.channel::after{content:"";position:absolute;left:18px;right:18px;bottom:6px;height:2px;background:var(--orange);border-radius:2px;opacity:0;transition:opacity var(--t)}
.channel:hover{color:var(--navy)}
.channel:hover::after{opacity:.45}
.channel.is-active{color:var(--navy);font-weight:600}
.channel.is-active::after{opacity:1}

/* ============ 分类页头 ============ */
.page-head{background:var(--bg-alt);border-bottom:1px solid var(--line);padding:34px 0 46px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px}
.crumb li{display:inline-flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:#B7C3D2}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--blue)}
.crumb .current{color:var(--navy);font-weight:600}
.head-grid{display:flex;flex-wrap:wrap;gap:30px;align-items:flex-start}
.head-main{flex:1 1 560px;min-width:0}
.page-head h1{font-size:clamp(30px,4vw,46px);font-weight:700;line-height:1.22;letter-spacing:-.6px;color:var(--navy);max-width:720px}
.page-head h1 em{font-style:normal;color:var(--blue)}
.head-lead{margin-top:14px;font-size:16px;color:var(--muted);max-width:640px;line-height:1.75}
.head-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:20px;font-size:13.5px;color:var(--muted)}
.head-meta span{display:inline-flex;align-items:center;gap:7px}
.head-meta i{width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block}
.stat-card{flex:0 0 300px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh);padding:20px 22px}
.stat-card h2{font-size:14px;font-weight:600;color:var(--muted);letter-spacing:.02em;margin-bottom:14px}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:11px 0;border-top:1px dashed var(--line)}
.stat-row:first-of-type{border-top:0;padding-top:0}
.stat-row dt{font-size:13.5px;color:var(--muted)}
.stat-row dd{font-size:26px;font-weight:700;color:var(--navy);line-height:1.1}
.stat-row dd small{font-size:12.5px;font-weight:500;color:var(--muted);margin-left:3px}

/* ============ 工具条 ============ */
.toolbar{position:sticky;top:var(--stick);z-index:60;background:#fff;border-bottom:1px solid var(--line);padding:16px 0;transition:box-shadow var(--t)}
.toolbar.is-stuck{box-shadow:0 8px 18px rgba(16,35,60,.07)}
.toolbar-inner{display:flex;gap:20px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap}
.chip-groups{display:flex;flex-direction:column;gap:10px;min-width:0;flex:1 1 640px}
.chip-line{display:flex;align-items:center;gap:10px;min-width:0}
.chip-line .chip-label{flex:0 0 auto;font-size:13px;color:var(--muted);font-weight:600}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px;scroll-snap-type:x proximity}
.chips::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13.5px;color:var(--muted);white-space:nowrap;transition:all var(--t);scroll-snap-align:start}
.chip:hover{border-color:var(--blue-light);color:var(--blue);background:rgba(27,92,155,.05)}
.chip.is-on{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}
.chip.is-on:hover{background:var(--blue-light);color:#fff}
.sort-box{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.sort-box label{font-size:13px;color:var(--muted);font-weight:600;white-space:nowrap}
.sort-box select{appearance:none;-webkit-appearance:none;height:40px;padding:0 34px 0 14px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235A6B80' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center;font-size:14px;color:var(--ink);cursor:pointer;transition:border-color var(--t),box-shadow var(--t)}
.sort-box select:hover{border-color:var(--blue-light)}
.sort-box select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,92,155,.16);outline:none}

/* ============ 列表长条卡 ============ */
.list-wrap{display:flex;flex-direction:column;gap:20px}
.list-card{display:flex;gap:0;overflow:hidden;padding:0;align-items:stretch}
.list-media{flex:0 0 320px;background:var(--ph);position:relative;overflow:hidden}
.list-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform 480ms ease}
.list-card:hover .list-media img{transform:scale(1.04)}
.list-media .media-tag{position:absolute;left:12px;top:12px;z-index:2}
.list-body{flex:1 1 auto;min-width:0;padding:20px 24px 18px;display:flex;flex-direction:column;gap:10px}
.list-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}
.list-head h3{font-size:19px;font-weight:600;line-height:1.4;color:var(--navy);letter-spacing:-.2px}
.list-desc{font-size:14.5px;color:var(--muted);line-height:1.72;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.list-meta{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.list-meta .who{display:inline-flex;align-items:center;gap:8px}
.avatar-dot{width:24px;height:24px;border-radius:50%;background:var(--blue-soft);color:var(--blue);display:inline-flex;align-items:center;justify-content:center;font-size:11.5px;font-weight:700;flex:0 0 auto}
.more-row{display:flex;justify-content:center;margin-top:34px}

/* ============ 选局导览 ============ */
.guide-item{display:flex;gap:16px;padding:24px;height:100%}
.guide-ico{flex:0 0 44px;width:44px;height:44px;border-radius:12px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;transition:background var(--t),color var(--t)}
.guide-item:hover .guide-ico{background:var(--orange-soft);color:var(--orange-text)}
.guide-ico svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.guide-item h3{font-size:18px;font-weight:600;color:var(--navy);margin-bottom:6px}
.guide-item p{font-size:14.5px;color:var(--muted);line-height:1.72}

/* ============ 城市分组 ============ */
.city-card{padding:20px;height:100%;display:flex;flex-direction:column;gap:10px}
.city-card .city-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.city-card h3{font-size:19px;font-weight:600;color:var(--navy)}
.city-card .city-num{font-size:24px;font-weight:700;color:var(--blue);line-height:1}
.city-card .city-num small{font-size:12px;font-weight:500;color:var(--muted);margin-left:3px}
.city-card .tag-row{margin-top:auto}

/* ============ 分布可视化 ============ */
.chart-card{padding:26px;height:100%}
.chart-card h3{font-size:18px;font-weight:600;color:var(--navy);margin-bottom:4px}
.chart-note{font-size:13px;color:var(--muted);margin-bottom:20px}
.bar-item{margin-bottom:16px}
.bar-item:last-child{margin-bottom:0}
.bar-label{display:flex;justify-content:space-between;font-size:13.5px;color:var(--muted);margin-bottom:6px}
.bar-label b{color:var(--navy);font-weight:600}
.bar-track{height:10px;border-radius:999px;background:var(--ph);overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--blue) 0%,var(--blue-light) 100%);transition:width 700ms ease}
.bar-fill--orange{background:linear-gradient(90deg,var(--orange) 0%,#F79A64 100%)}
.stack-bar{display:flex;height:26px;border-radius:8px;overflow:hidden;margin-bottom:16px;background:var(--ph)}
.stack-seg{height:100%;transition:opacity var(--t)}
.stack-seg:hover{opacity:.82}
.legend{display:flex;flex-direction:column;gap:9px}
.legend-row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--muted)}
.legend-row .dot{width:10px;height:10px;border-radius:3px;flex:0 0 auto}
.legend-row .name{display:inline-flex;align-items:center;gap:8px}
.legend-row b{color:var(--navy);font-weight:600}
.chart-unit{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--muted);margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);width:100%}

/* ============ 静态问答 ============ */
.qa-card{padding:22px 24px;height:100%}
.qa-card h3{font-size:16.5px;font-weight:600;color:var(--navy);margin-bottom:8px;display:flex;gap:10px;align-items:flex-start}
.qa-card h3 .q{flex:0 0 auto;color:var(--orange);font-weight:700}
.qa-card p{font-size:14.5px;color:var(--muted);line-height:1.78;padding-left:24px}

/* ============ 文章列表 ============ */
.art-list{display:flex;flex-direction:column}
.art-item{display:flex;gap:18px;align-items:flex-start;justify-content:space-between;padding:20px 4px;border-bottom:1px solid var(--line);transition:background var(--t)}
.art-item:first-child{border-top:1px solid var(--line)}
.art-item:hover{background:var(--bg-alt)}
.art-main{min-width:0}
.art-item h3{font-size:17px;font-weight:600;color:var(--navy);margin-bottom:6px}
.art-item p{font-size:14px;color:var(--muted);line-height:1.7}
.art-date{flex:0 0 auto;font-size:13px;color:var(--muted);padding-top:3px}
.art-tag{display:inline-flex;margin-bottom:8px}

/* ============ 安全与规则 ============ */
.safe-card{padding:30px;height:100%}
.safe-card h3{font-size:19px;font-weight:600;color:var(--navy);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.safe-card h3 svg{width:22px;height:22px;stroke:var(--green);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.safe-list li{position:relative;padding-left:22px;margin-bottom:11px;font-size:15px;color:#2C3A4D;line-height:1.8}
.safe-list li::before{content:"";position:absolute;left:0;top:.68em;width:8px;height:8px;border-radius:50%;border:2px solid var(--green)}
.safe-note{font-size:14.5px;color:var(--muted);line-height:1.8;padding:16px 18px;background:#fff;border-left:3px solid var(--blue);border-radius:0 8px 8px 0;margin-top:6px}

/* ============ 转化条 ============ */
.cta-band{background:var(--navy);border-radius:18px;padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;box-shadow:0 16px 40px rgba(23,69,111,.22)}
.cta-band h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;color:#fff;line-height:1.36;letter-spacing:-.2px}
.cta-band p{margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.78);max-width:620px;line-height:1.75}
.cta-band .btn--primary{box-shadow:0 8px 22px rgba(240,114,47,.35)}

/* ============ 页脚 ============ */
.site-footer{background:var(--navy);color:rgba(255,255,255,.82);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1.2fr;gap:40px}
.footer-brand{font-size:20px;font-weight:700;color:#fff;line-height:1.4;letter-spacing:-.2px}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72)}
.footer-safe{margin-top:16px;font-size:13px;line-height:1.75;color:rgba(255,255,255,.6);padding-left:12px;border-left:2px solid var(--orange)}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-list li{margin-bottom:10px}
.footer-list a{color:rgba(255,255,255,.72);font-size:14px}
.footer-list a:hover{color:#fff}
.footer-text{font-size:14px;line-height:2;color:rgba(255,255,255,.72)}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6)}

/* ============ 滚动渐显 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 560ms ease,transform 560ms ease}
.reveal.is-in{opacity:1;transform:none}

/* ============ 断点 ============ */
@media (max-width:1279px){
 :root{--stick:128px}
 .stat-card{flex:0 0 280px}
}
@media (max-width:1024px){
 :root{--stick:118px}
 .section{padding:64px 0}
 .list-media{flex:0 0 260px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
 .stat-card{flex:1 1 100%}
 .cta-band{padding:32px 28px}
}
@media (max-width:767px){
 .masthead{padding-top:14px;padding-bottom:12px}
 .today{display:none}
 .list-card{flex-direction:column}
 .list-media{flex:0 0 auto;width:100%;aspect-ratio:16/9}
 .list-media img{position:absolute;inset:0}
 .head-grid{gap:22px}
 .toolbar{position:static}
 .art-item{flex-direction:column;gap:6px}
 .art-date{padding-top:0}
}
@media (max-width:640px){
 :root{--stick:104px}
 .wrap{padding:0 16px}
 .section{padding:48px 0}
 .masthead-tools{gap:8px}
 .brand-name{font-size:22px}
 .brand-badge{font-size:11px;padding:3px 8px}
 .masthead-cta{display:none}
 .page-head{padding:24px 0 32px}
 .head-meta{gap:8px 16px}
 .stat-row dd{font-size:22px}
 .list-body{padding:16px 16px 14px}
 .list-head{flex-direction:column;gap:6px}
 .cta-band{padding:26px 20px;border-radius:14px}
 .cta-band .btn{width:100%}
 .chip-line{flex-direction:column;align-items:flex-start;gap:6px}
 .footer-grid{grid-template-columns:1fr;gap:28px}
 .footer-bottom{flex-direction:column;gap:8px}
 .chart-card,.safe-card{padding:20px}
 .qa-card{padding:18px 18px}
 .qa-card p{padding-left:0}
}
@media (prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 *,*::before,*::after{transition-duration:.001ms!important;animation-duration:.001ms!important}
 .reveal{opacity:1;transform:none}
 .card:hover,.btn:hover{transform:none}
}