/* roulang page: index */
:root{
  --bg-base:#14100F;
  --bg-panel:#1E1817;
  --bg-panel-2:#262020;
  --bg-soft:#F5EFE9;
  --brand:#FF5A3C;
  --brand-dark:#E8482C;
  --brand-2:#FFC93C;
  --accent:#4ED8C0;
  --text:#F2EAE4;
  --text-2:#A79A92;
  --text-dark:#1A1413;
  --text-dark-2:#5C534F;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(20,16,15,.12);
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-1:0 6px 20px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(255,90,60,.35);
  --maxw:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg-base);color:var(--text);
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
input,textarea,select{font-family:inherit}
:focus-visible{outline:3px solid rgba(255,90,60,.5);outline-offset:2px;border-radius:6px}
::selection{background:rgba(255,90,60,.35);color:#fff}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.sec{padding:72px 0;position:relative}
.sec-soft{background:var(--bg-soft);color:var(--text-dark)}
.sec-soft .sec-sub{color:var(--text-dark-2)}
.sec-soft .muted{color:var(--text-dark-2)}
.sec-head{max-width:780px;margin-bottom:36px}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand-2);background:rgba(255,201,60,.10);padding:6px 12px;border-radius:8px;margin-bottom:14px}
.sec-soft .sec-tag{background:rgba(255,90,60,.10);color:#C33A20}
.sec-title{font-size:clamp(24px,2.8vw,32px);font-weight:800;margin-bottom:14px}
.sec-sub{color:var(--text-2);font-size:16px;max-width:760px}
.muted{color:var(--text-2)}

/* 按钮 */
.btn-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,60,.30)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-ghost.on-light{color:var(--text-dark);border-color:var(--line-dark)}
.btn-ghost.on-light:hover{color:var(--brand);border-color:var(--brand)}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:15px;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.link-more:hover{color:var(--brand-dark)}

/* 徽章 */
.badge-soft{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:8px;background:rgba(255,201,60,.10);color:var(--brand-2);font-size:13px;font-weight:600}
.badge-live{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--accent);font-weight:600}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(78,216,192,.18)}

/* 头部 */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(20,16,15,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.logo{display:inline-flex;align-items:center;gap:9px;font-size:17px;font-weight:800;color:var(--text);white-space:nowrap}
.logo:hover{color:var(--text)}
.logo .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(255,90,60,.18);flex:0 0 auto}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--text-2);font-weight:600}
.main-nav a:hover{color:var(--text);background:var(--bg-panel)}
.main-nav a.active{color:#fff;background:rgba(255,90,60,.14);box-shadow:inset 0 0 0 1px rgba(255,90,60,.40)}
.header-cta{height:40px;padding:0 20px;font-size:14px}
.chip-wrap{position:relative}
.chip-wrap::after{content:"";position:absolute;top:0;right:0;bottom:12px;width:56px;background:linear-gradient(90deg,rgba(20,16,15,0),rgba(20,16,15,.96));pointer-events:none}
.chip-row{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:0 0 12px;scroll-snap-type:x proximity}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 16px;border-radius:999px;background:var(--bg-panel);border:1px solid var(--line);font-size:14px;color:var(--text-2);white-space:nowrap;transition:all .2s ease;font-weight:600}
.chip:hover{color:var(--text);border-color:rgba(255,90,60,.5)}
.chip.active{background:rgba(255,90,60,.12);border-color:var(--brand);color:#fff}
.chip i{font-size:12px;color:var(--accent)}

/* Hero */
.hero{position:relative;overflow:hidden;padding:60px 0 76px;background:url('/assets/images/bb256a93a3cf08f4.webp') center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(900px 480px at 16% 10%,rgba(255,90,60,.22),transparent 62%),linear-gradient(180deg,rgba(20,16,15,.90) 0%,rgba(20,16,15,.96) 62%,rgba(20,16,15,.99) 100%)}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:38px;align-items:start}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(255,90,60,.12);border:1px solid rgba(255,90,60,.36);color:#FFB4A4;font-size:13px;font-weight:700;margin-bottom:18px}
.hero h1{font-size:clamp(28px,3.6vw,46px);font-weight:800;line-height:1.22;margin-bottom:18px;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-lead{color:#D8CCC5;font-size:16px;line-height:1.85;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-note{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:18px;font-size:13px;color:var(--text-2)}
.hero-note span{display:inline-flex;align-items:center;gap:6px}
.hero-note i{color:var(--accent);font-size:12px}
.quick-panel{background:linear-gradient(180deg,rgba(38,32,32,.96),rgba(30,24,23,.96));border:1px solid var(--line);border-radius:var(--radius-l);padding:18px;box-shadow:var(--shadow-2)}
.quick-head{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 14px}
.quick-head strong{font-size:15px}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.quick-item{display:block;background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);padding:16px 14px;transition:all .2s ease}
.quick-item:hover{border-color:rgba(255,90,60,.5);transform:translateY(-3px);box-shadow:var(--shadow-2);color:var(--text)}
.quick-item .qi-icon{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:rgba(255,90,60,.14);color:var(--brand);font-size:15px;margin-bottom:10px}
.quick-item h3{font-size:15px;font-weight:700;margin-bottom:4px}
.quick-item p{font-size:12.5px;color:var(--text-2);line-height:1.6}
.quick-strip{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:14px;padding:12px 6px 2px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-2)}
.quick-strip b{color:var(--brand-2);font-variant-numeric:tabular-nums}

/* 痛点 */
.pain-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;align-items:stretch}
.pain-lead,.pain-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);padding:26px;transition:all .2s ease}
.pain-lead:hover,.pain-card:hover{border-color:rgba(255,90,60,.42);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.pain-lead h3{font-size:20px;margin-bottom:10px}
.pain-lead p{color:var(--text-2);font-size:15px}
.pain-lead .advice{margin-top:18px;padding:14px 16px;border-radius:var(--radius-s);background:rgba(78,216,192,.08);border-left:3px solid var(--accent);font-size:14px;color:#CFE9E4}
.pain-right{display:grid;gap:18px}
.pain-card h3{font-size:16px;margin-bottom:6px}
.pain-card p{font-size:13.5px;color:var(--text-2)}
.pain-card .fix{display:block;margin-top:8px;font-size:13px;color:var(--brand-2)}
.icon-box{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(255,90,60,.14);color:var(--brand);font-size:16px;margin-bottom:12px}

/* 解决方案 */
.split{display:grid;grid-template-columns:7fr 5fr;gap:30px;align-items:center}
.split h2{font-size:clamp(23px,2.6vw,30px);margin-bottom:14px}
.split p.lead-text{color:var(--text-2);font-size:16px}
.check-list{margin-top:20px;display:grid;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#DCD1CA}
.check-list li i{color:var(--accent);font-size:14px;margin-top:6px;flex:0 0 auto}
.panel-card{background:var(--bg-panel-2);border:1px solid var(--line);border-radius:var(--radius-l);padding:14px;box-shadow:var(--shadow-2)}
.panel-dots{display:flex;gap:6px;padding:6px 6px 12px}
.panel-dots span{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.16)}
.panel-dots span:first-child{background:var(--brand)}
.panel-dots span:nth-child(2){background:var(--brand-2)}
.panel-dots span:nth-child(3){background:var(--accent)}
.panel-media{border-radius:var(--radius-m);overflow:hidden}
.panel-media img{width:100%;height:230px;object-fit:cover}
.panel-tags{display:flex;flex-wrap:wrap;gap:8px;padding:14px 6px 6px}
.panel-tags .tag{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:13px;color:var(--text-2)}
.panel-tags .tag.hot{border-color:rgba(255,90,60,.5);color:#FFB4A4;background:rgba(255,90,60,.10)}
.panel-tags .tag.ok{color:var(--accent);border-color:rgba(78,216,192,.4);background:rgba(78,216,192,.08)}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;margin-top:8px}
.steps::before{content:"";position:absolute;top:23px;left:6%;right:6%;border-top:2px dashed rgba(255,255,255,.14)}
.step{position:relative;padding-top:0}
.step .num{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:rgba(255,90,60,.14);border:1px solid rgba(255,90,60,.42);color:var(--brand);font-weight:800;font-size:17px;font-variant-numeric:tabular-nums;position:relative;z-index:2;background-color:#1B1514}
.step h3{font-size:17px;margin:16px 0 8px}
.step p{font-size:14px;color:var(--text-2)}

/* 指标 */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric-card{background:#FFFFFF;border:1px solid var(--line-dark);border-radius:var(--radius-m);padding:24px 22px;box-shadow:var(--shadow-1);transition:all .2s ease}
.metric-card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(20,16,15,.14);border-color:rgba(255,90,60,.35)}
.metric-num{font-size:38px;font-weight:800;color:var(--brand);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.metric-num small{font-size:16px;font-weight:700;margin-left:2px}
.metric-label{font-size:15px;font-weight:700;margin-top:8px;color:var(--text-dark)}
.metric-desc{font-size:13.5px;color:var(--text-dark-2);margin-top:6px;line-height:1.65}
.foot-note{margin-top:18px;font-size:13px;color:var(--text-dark-2)}

/* 证言 */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
.quote-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);padding:24px;transition:all .2s ease}
.quote-card:hover{border-color:rgba(255,90,60,.42);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.quote-card:nth-child(2){margin-top:26px}
.quote-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:40px;height:40px;border-radius:50%;overflow:hidden;flex:0 0 auto;border:1px solid var(--line)}
.avatar img{width:100%;height:100%;object-fit:cover}
.quote-top strong{font-size:15px;display:block}
.quote-top span{font-size:12.5px;color:var(--text-2)}
.quote-card p{font-size:14.5px;color:#D6CAC3;line-height:1.8}
.quote-meta{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:12.5px;color:var(--text-2)}
.quote-meta .stars{color:var(--brand-2);letter-spacing:2px;font-size:12px}

/* 人群 */
.who-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:6px}
.who-chip{background:#FFFFFF;border:1px solid var(--line-dark);border-radius:var(--radius-s);padding:14px 16px;transition:all .22s ease;box-shadow:0 2px 8px rgba(20,16,15,.05)}
.who-chip:hover{border-color:rgba(255,90,60,.5);transform:translateY(-2px);box-shadow:0 10px 22px rgba(20,16,15,.10)}
.who-name{display:flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--text-dark)}
.who-name i{color:var(--brand);font-size:13px}
.who-note{font-size:13px;color:var(--text-dark-2);max-height:0;overflow:hidden;opacity:0;margin-top:0;transition:all .26s ease;line-height:1.65}
.who-chip:hover .who-note{max-height:80px;opacity:1;margin-top:7px}

/* CMS 列表 */
.cms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cms-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);padding:22px;display:flex;flex-direction:column;gap:10px;transition:all .2s ease;height:100%}
.cms-card:hover{border-color:rgba(255,90,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.cms-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--text-2)}
.cms-meta .cat{padding:3px 9px;border-radius:6px;background:rgba(255,201,60,.10);color:var(--brand-2);font-weight:600}
.cms-title{font-size:17px;font-weight:700;line-height:1.5;color:var(--text)}
.cms-card:hover .cms-title{color:var(--brand)}
.cms-excerpt{font-size:14px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-more{margin-top:auto;padding-top:8px;font-size:13.5px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.empty-state{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:56px 20px;border:1px dashed var(--line);border-radius:var(--radius-m);background:var(--bg-panel);color:var(--text-2);text-align:center}
.empty-state i{font-size:26px;color:var(--brand)}

/* 数据看板 */
.dash{background:var(--bg-panel-2);border:1px solid var(--line);border-radius:var(--radius-l);padding:26px 28px;box-shadow:var(--shadow-2)}
.dash-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.dash-head strong{font-size:15px}
.dash-row{display:grid;grid-template-columns:190px 1fr 62px;gap:18px;align-items:center;padding:15px 0;border-bottom:1px dashed var(--line);transition:all .2s ease}
.dash-row:last-child{border-bottom:0}
.dash-row:hover{transform:translateX(3px)}
.dash-row:hover .dash-label{color:#fff}
.dash-label{font-size:14.5px;color:var(--text-2);font-weight:600;transition:color .2s ease}
.bar{height:8px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent) 0%,#7FE0B8 40%,var(--brand) 100%)}
.dash-val{font-size:14px;font-weight:700;color:var(--brand-2);text-align:right;font-variant-numeric:tabular-nums}

/* 功能 */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);padding:22px;transition:all .2s ease}
.feature-card:hover{border-color:rgba(255,90,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.feature-card.wide{grid-column:span 2;display:flex;gap:16px;align-items:flex-start}
.feature-card.wide .icon-box{margin-bottom:0;flex:0 0 auto;width:46px;height:46px;font-size:18px}
.feature-card h3{font-size:16px;margin-bottom:6px}
.feature-card p{font-size:13.5px;color:var(--text-2);line-height:1.7}

/* 场景横滑 */
.scene-track{display:flex;gap:16px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding-bottom:12px;scroll-snap-type:x mandatory}
.scene-track::-webkit-scrollbar{display:none}
.scene-card{flex:0 0 300px;scroll-snap-align:start;background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;transition:all .2s ease}
.scene-card:hover{border-color:rgba(255,90,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-2);color:var(--text)}
.scene-card img{width:100%;height:170px;object-fit:cover}
.scene-body{padding:18px}
.scene-body h3{font-size:16px;margin-bottom:6px}
.scene-body p{font-size:13.5px;color:var(--text-2);line-height:1.7}

/* 安全 */
.safety-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:start}
.safety-list li{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line-dark);font-size:15px;color:var(--text-dark)}
.safety-list li:last-child{border-bottom:0}
.safety-list i{color:#1F9E80;margin-top:5px;flex:0 0 auto}
.safety-note{background:linear-gradient(180deg,#FFFFFF,#FDF8F3);border:1px solid var(--line-dark);border-radius:var(--radius-l);padding:26px;box-shadow:var(--shadow-1)}
.safety-note h3{font-size:18px;margin-bottom:10px;color:var(--text-dark)}
.safety-note p{font-size:14px;color:var(--text-dark-2);line-height:1.8}
.safety-note .rule{display:flex;align-items:center;gap:10px;margin-top:14px;padding:12px 14px;border-radius:var(--radius-s);background:rgba(255,90,60,.07);border-left:3px solid var(--brand);font-size:13.5px;color:#8A3A28;font-weight:600}

/* FAQ */
.faq{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-l);padding:8px 26px;box-shadow:var(--shadow-1)}
.faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.faq .accordion-item:last-child{border-bottom:0}
.faq .accordion-button{background:transparent;color:var(--text);font-weight:700;font-size:16.5px;padding:20px 44px 20px 0;box-shadow:none;line-height:1.5}
.faq .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid rgba(255,90,60,.45);outline-offset:-2px}
.faq .accordion-button::after{background-image:none;content:"+";font-family:inherit;font-size:22px;line-height:1;display:grid;place-items:center;width:26px;height:26px;color:var(--brand);transition:transform .25s ease;transform:none}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.faq .accordion-body{color:var(--text-2);font-size:14.5px;line-height:1.85;padding:0 40px 22px 0}

/* 城市 */
.city-chips{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding-bottom:12px;margin-bottom:24px}
.city-chips::-webkit-scrollbar{display:none}
.city-chip{flex:0 0 auto;height:34px;padding:0 16px;border-radius:999px;display:inline-flex;align-items:center;background:var(--bg-panel);border:1px solid var(--line);font-size:14px;color:var(--text-2);transition:all .2s ease;font-weight:600}
.city-chip:hover{color:var(--text);border-color:rgba(255,90,60,.5)}
.city-chip.on{background:rgba(255,90,60,.12);border-color:var(--brand);color:#fff}
.city-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.city-card{position:relative;display:block;border-radius:var(--radius-m);overflow:hidden;border:1px solid var(--line);min-height:200px}
.city-card img{width:100%;height:200px;object-fit:cover;transition:transform .45s ease}
.city-card:hover img{transform:scale(1.06)}
.city-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:18px;background:linear-gradient(180deg,rgba(20,16,15,.05) 0%,rgba(20,16,15,.92) 100%)}
.city-overlay strong{font-size:18px;color:#fff}
.city-overlay p{font-size:13px;color:#CFC3BC;margin-top:4px;line-height:1.6}
.city-overlay .tag{display:inline-flex;align-items:center;gap:5px;margin-top:10px;font-size:12px;color:var(--accent);font-weight:700}
.city-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* CTA */
.cta-band{background:linear-gradient(120deg,#FF5A3C 0%,#E8482C 100%);border-radius:var(--radius-l);padding:52px 40px;text-align:center;box-shadow:0 24px 50px rgba(255,90,60,.24);position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:rgba(255,255,255,.10);right:-100px;top:-140px}
.cta-band h2{font-size:clamp(24px,2.8vw,32px);color:#fff;margin-bottom:14px;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.92);font-size:15.5px;max-width:640px;margin:0 auto 26px;position:relative;z-index:2}
.cta-band .btn-white{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 32px;border-radius:999px;background:#fff;color:#D9341B;font-weight:800;font-size:16px;transition:all .2s ease;position:relative;z-index:2}
.cta-band .btn-white:hover{background:#1A1413;color:#fff;transform:translateY(-1px)}
.cta-band .btn-line{display:inline-flex;align-items:center;justify-content:center;height:50px;padding:0 28px;border-radius:999px;border:1px solid rgba(255,255,255,.6);color:#fff;font-weight:700;margin-left:10px;transition:all .2s ease;position:relative;z-index:2}
.cta-band .btn-line:hover{background:rgba(255,255,255,.16);color:#fff}

/* 页脚 */
.site-footer{background:var(--bg-panel);border-top:1px solid var(--line);padding:56px 0 0;margin-top:72px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.8;max-width:320px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:700}
.footer-col li{margin-bottom:2px}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-2);line-height:2}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{border-top:1px solid var(--line);margin-top:38px;padding:18px 0;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:var(--text-2)}
.footer-bottom .sep{opacity:.4;margin:0 6px}

/* 响应式 */
@media (max-width:1199px){
  .cms-grid,.metric-grid,.city-grid{grid-template-columns:repeat(3,1fr)}
  .feature-grid{grid-template-columns:repeat(3,1fr)}
  .feature-card.wide{grid-column:span 3}
  .who-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:991px){
  .sec{padding:56px 0}
  .main-nav{display:none}
  .hero{padding:44px 0 58px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .pain-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:24px}
  .steps{grid-template-columns:repeat(2,1fr);gap:22px}
  .steps::before{display:none}
  .metric-grid,.cms-grid,.city-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:1fr 1fr}
  .quote-card:nth-child(2){margin-top:0}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .feature-card.wide{grid-column:span 2}
  .who-grid{grid-template-columns:repeat(2,1fr)}
  .safety-grid{grid-template-columns:1fr}
  .dash-row{grid-template-columns:140px 1fr 54px;gap:12px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .sec{padding:48px 0}
  .hero h1{font-size:28px}
  .quick-grid{grid-template-columns:1fr 1fr}
  .cms-grid,.metric-grid,.city-grid,.who-grid{grid-template-columns:1fr 1fr}
  .quote-grid{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .feature-card.wide{grid-column:span 1;flex-direction:column}
  .dash{padding:20px}
  .dash-row{grid-template-columns:1fr;gap:8px;padding:14px 0}
  .dash-val{text-align:left}
  .faq{padding:4px 18px}
  .faq .accordion-button{font-size:15.5px;padding-right:36px}
  .faq .accordion-body{padding-right:0}
  .cta-band{padding:38px 22px}
  .cta-band .btn-line{margin-left:0;margin-top:10px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .scene-card{flex:0 0 260px}
}
@media (max-width:575px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%}
  .cms-grid,.metric-grid,.city-grid,.who-grid{grid-template-columns:1fr}
  .quick-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .header-cta{display:none}
  .city-links .btn-ghost{width:100%}
  .metric-num{font-size:32px}
}
@media (hover:none){
  .who-note{max-height:80px;opacity:1;margin-top:7px}
}

/* roulang page: article */
:root{
  --bg-base:#14100F;
  --bg-panel:#1E1817;
  --bg-panel-2:#262020;
  --bg-soft:#F5EFE9;
  --brand:#FF5A3C;
  --brand-dark:#E8482C;
  --brand-2:#FFC93C;
  --accent:#4ED8C0;
  --text:#F2EAE4;
  --text-2:#A79A92;
  --text-dark:#1A1413;
  --text-dark-2:#5C534F;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(20,16,15,.12);
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-1:0 6px 20px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(255,90,60,.35);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg-base);color:var(--text);
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease}
a:hover{color:var(--brand)}
button{font-family:inherit}
input,textarea,select{font-family:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,60,.42);border-radius:8px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand-2);background:rgba(255,201,60,.10);padding:6px 12px;border-radius:8px;margin-bottom:14px}
.sec-soft .sec-tag{background:rgba(255,90,60,.10);color:#C33A20}
.sec-title{font-size:clamp(24px,2.8vw,32px);font-weight:800;margin-bottom:14px;line-height:1.35}
.muted{color:var(--text-2)}
/* 按钮 */
.btn-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,60,.30)}
.btn-brand:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-ghost.on-light{color:var(--text-dark);border-color:var(--line-dark)}
.btn-ghost.on-light:hover{color:var(--brand);border-color:var(--brand)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
/* 徽章 */
.badge-soft{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:8px;background:rgba(255,201,60,.10);color:var(--brand-2);font-size:13px;font-weight:600}
.badge-live{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--accent);font-weight:600}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(78,216,192,.18)}
/* 头部 */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(20,16,15,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.logo{display:inline-flex;align-items:center;gap:9px;font-size:17px;font-weight:800;color:var(--text);white-space:nowrap}
.logo:hover{color:var(--text)}
.logo .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(255,90,60,.18);flex:0 0 auto}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--text-2);font-weight:600}
.main-nav a:hover{color:var(--text);background:var(--bg-panel)}
.main-nav a.active{color:#fff;background:rgba(255,90,60,.14);box-shadow:inset 0 0 0 1px rgba(255,90,60,.40)}
.header-cta{height:40px;padding:0 20px;font-size:14px}
.chip-wrap{position:relative}
.chip-wrap::after{content:"";position:absolute;top:0;right:0;bottom:12px;width:56px;background:linear-gradient(90deg,rgba(20,16,15,0),rgba(20,16,15,.96));pointer-events:none}
.chip-row{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:0 0 12px;scroll-snap-type:x proximity}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 16px;border-radius:999px;background:var(--bg-panel);border:1px solid var(--line);font-size:14px;color:var(--text-2);white-space:nowrap;transition:all .2s ease;font-weight:600}
.chip:hover{color:var(--text);border-color:rgba(255,90,60,.5)}
.chip.active{background:rgba(255,90,60,.12);border-color:var(--brand);color:#fff}
.chip i{font-size:12px;color:var(--accent)}
/* 文章头部 */
.post-head{position:relative;padding:34px 0 40px;overflow:hidden;background:url('/assets/images/3989c56b62f32c82.webp') center/cover no-repeat}
.post-head::before{content:"";position:absolute;inset:0;background:radial-gradient(760px 360px at 12% 0%,rgba(255,90,60,.20),transparent 62%),linear-gradient(180deg,rgba(20,16,15,.92) 0%,rgba(20,16,15,.97) 70%,rgba(20,16,15,1) 100%)}
.post-head .wrap{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:18px}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand)}
.crumb i{font-size:10px;opacity:.6}
.crumb .cur{color:#D8CCC5;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.cat-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:rgba(255,90,60,.14);border:1px solid rgba(255,90,60,.38);color:#FFB4A4;font-size:13px;font-weight:700}
.post-head h1{font-size:clamp(24px,3.1vw,40px);line-height:1.32;font-weight:800;letter-spacing:-.01em;margin:0 0 18px;max-width:900px}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:14px;color:var(--text-2)}
.post-meta span{display:inline-flex;align-items:center;gap:7px}
.post-meta i{color:var(--accent);font-size:12px}
.author-line{display:flex;align-items:center;gap:10px;margin-top:20px;padding-top:20px;border-top:1px solid var(--line)}
.avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;border:1px solid var(--line)}
.author-line .who{font-size:14px;font-weight:700;color:var(--text)}
.author-line .role{font-size:12.5px;color:var(--text-2)}
/* 要点速览 */
.brief-sec{padding:52px 0 6px}
.brief-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.brief-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);padding:20px 18px;transition:all .2s ease}
.brief-card:hover{border-color:rgba(255,90,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.brief-card .num{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums;font-size:13px;font-weight:700;color:var(--brand);background:rgba(255,90,60,.12);border-radius:8px;padding:3px 9px;display:inline-block;margin-bottom:12px}
.brief-card h3{font-size:15px;font-weight:700;margin:0 0 8px}
.brief-card p{font-size:13.5px;line-height:1.7;color:var(--text-2);margin:0}
/* 正文 */
.article-sec{padding:44px 0 66px}
.article-body{max-width:760px;margin:0 auto;font-size:16px;line-height:1.9;color:#E6DCD6}
.article-body h2{font-size:22px;font-weight:800;line-height:1.5;margin:38px 0 16px;padding-left:14px;border-left:4px solid var(--brand);color:var(--text)}
.article-body h3{font-size:18px;font-weight:700;margin:28px 0 12px;color:var(--text)}
.article-body h4{font-size:16px;font-weight:700;margin:22px 0 10px;color:var(--text)}
.article-body p{margin:0 0 18px}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-dark)}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body ul{list-style:none;padding-left:4px}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--brand)}
.article-body ol li{margin-bottom:10px;padding-left:4px}
.article-body ol li::marker{color:var(--brand);font-weight:700}
.article-body blockquote{margin:24px 0;padding:18px 22px;background:rgba(245,239,233,.06);border-left:3px solid var(--brand);border-radius:0 var(--radius-s) var(--radius-s) 0;color:#E6DCD6}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-m);margin:22px 0 10px;width:100%;height:auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-2);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;display:block;overflow-x:auto}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body th{background:var(--bg-panel);color:var(--text);font-weight:700;white-space:nowrap}
.article-body hr{border:0;border-top:1px solid var(--line);margin:30px 0}
.article-body code{background:var(--bg-panel-2);padding:2px 7px;border-radius:6px;font-size:14px;color:var(--brand-2)}
.article-body .note-card{background:rgba(245,239,233,.07);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:var(--radius-s);padding:16px 18px;margin:22px 0;font-size:14.5px;line-height:1.8}
.article-body .note-card i{color:var(--accent);margin-right:8px}
.empty-state{max-width:760px;margin:0 auto;text-align:center;background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-l);padding:56px 26px}
.empty-state i{font-size:34px;color:var(--text-2);margin-bottom:16px;display:block}
.empty-state h2{font-size:20px;font-weight:800;margin:0 0 10px}
.empty-state p{color:var(--text-2);font-size:14.5px;margin:0 0 22px}
/* 编辑说明 */
.editor-sec{padding:0 0 66px}
.editor-card{max-width:760px;margin:0 auto;background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);padding:22px 24px;display:flex;gap:16px;align-items:flex-start}
.editor-card .avatar{width:40px;height:40px;flex:0 0 auto}
.editor-card h4{font-size:15px;font-weight:800;margin:0 0 6px}
.editor-card p{font-size:13.5px;line-height:1.8;color:var(--text-2);margin:0}
.editor-card .upd{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:12.5px;color:var(--accent)}
/* 浅底板块 */
.sec-soft{background:var(--bg-soft);color:var(--text-dark)}
.sec-soft .sec-title{color:var(--text-dark)}
.sec-soft .muted{color:var(--text-dark-2)}
/* 相关推荐 */
.rel-sec{padding:66px 0}
.rel-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.rel-head p{margin:0;font-size:14.5px;max-width:520px}
.rel-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:20px}
.rel-card{background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-m);overflow:hidden;box-shadow:var(--shadow-1);transition:all .2s ease;color:var(--text-dark)}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(255,90,60,.45)}
.rel-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-panel-2)}
.rel-thumb img{width:100%;height:100%;object-fit:cover}
.rel-body{padding:18px 18px 20px}
.rel-body .kicker{font-size:12.5px;font-weight:700;color:#C33A20;letter-spacing:.04em}
.rel-body h3{font-size:16.5px;font-weight:800;line-height:1.5;margin:8px 0 8px;color:var(--text-dark)}
.rel-body p{font-size:13.5px;line-height:1.7;color:var(--text-dark-2);margin:0 0 12px}
.rel-body .tm{font-size:12.5px;color:#8B7F79;display:inline-flex;align-items:center;gap:6px}
.rel-actions{margin-top:26px;display:flex;justify-content:center}
/* 上下篇 */
.pager-sec{padding:0 0 66px}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pager .btn-ghost{justify-content:flex-start;padding:0 22px;height:56px;font-size:14.5px}
.pager .btn-ghost.right{justify-content:flex-end}
.back-link{display:flex;justify-content:center;margin-top:20px}
.back-link a{font-size:14px;font-weight:700;color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.back-link a:hover{color:var(--brand-dark)}
/* 安全提示 + CTA */
.safe-sec{padding:0 0 76px}
.safe-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px;align-items:stretch}
.safe-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-l);padding:30px 28px}
.safe-card h2{font-size:21px;font-weight:800;margin:0 0 14px}
.safe-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.safe-list li{display:flex;gap:10px;font-size:14.5px;line-height:1.75;color:#E0D5CE}
.safe-list i{color:var(--accent);margin-top:5px;font-size:13px}
.cta-card{background:linear-gradient(155deg,#FF5A3C 0%,#E8482C 58%,#C93A21 100%);border-radius:var(--radius-l);padding:30px 26px;display:flex;flex-direction:column;justify-content:space-between;gap:18px;box-shadow:0 18px 40px rgba(255,90,60,.22)}
.cta-card h3{font-size:20px;font-weight:800;color:#fff;margin:0 0 8px;line-height:1.45}
.cta-card p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.88);margin:0}
.cta-card .btn-light-solid{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;border-radius:999px;background:#fff;color:#C93A21;font-weight:800;font-size:15px;border:0;transition:all .2s ease;width:100%}
.cta-card .btn-light-solid:hover{background:#FFF3EE;color:#A82E18;transform:translateY(-1px)}
/* 页脚 */
.site-footer{background:var(--bg-panel);border-top:1px solid var(--line);padding-top:52px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:34px}
.footer-col h4{font-size:15px;font-weight:800;margin:0 0 14px;color:var(--text)}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-col ul a,.footer-col ul span{font-size:14px;color:var(--text-2);line-height:1.7}
.footer-col ul a:hover{color:var(--brand)}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.8;margin:14px 0 0;max-width:330px}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);padding:18px 0 24px;font-size:13px;color:var(--text-2)}
.sep{margin:0 8px;opacity:.5}
/* 响应式 */
@media (max-width:1199.98px){
  .rel-grid{grid-template-columns:1fr 1fr}
  .brief-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .main-nav{display:none}
  .post-head{padding:26px 0 32px}
  .safe-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .rel-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767.98px){
  .brief-grid{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr}
  .pager{grid-template-columns:1fr}
  .pager .btn-ghost.right{justify-content:flex-start}
  .article-sec{padding:34px 0 52px}
  .rel-sec{padding:52px 0}
  .safe-sec{padding-bottom:56px}
  .editor-card{flex-direction:row}
  .post-head h1{font-size:24px}
}
@media (max-width:575.98px){
  .brand-row{flex-wrap:wrap;gap:10px;padding:10px 0}
  .header-cta{width:100%;height:42px}
  .btn-brand,.btn-ghost{width:100%}
  .pager .btn-ghost{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .post-meta{gap:8px 16px;font-size:13px}
  .brief-card{padding:16px}
  .safe-card,.cta-card{padding:22px 18px}
  .article-body{font-size:15.5px;line-height:1.85}
}

/* roulang page: category1 */
:root{
  --bg-base:#14100F;
  --bg-panel:#1E1817;
  --bg-panel-2:#262020;
  --bg-soft:#F5EFE9;
  --brand:#FF5A3C;
  --brand-dark:#E8482C;
  --brand-2:#FFC93C;
  --accent:#4ED8C0;
  --text:#F2EAE4;
  --text-2:#A79A92;
  --text-dark:#1A1413;
  --text-dark-2:#5C534F;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(20,16,15,.12);
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-1:0 6px 20px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(255,90,60,.35);
  --maxw:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg-base);color:var(--text);
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--brand)}
button{font-family:inherit}
input,textarea,select{font-family:inherit}
h1,h2,h3,h4,h5,p,ul,ol{margin:0}
ul,ol{padding:0}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.muted{color:var(--text-2)}
.sec{padding:72px 0}
.sec-soft{background:var(--bg-soft);color:var(--text-dark)}
.sec-soft .muted{color:var(--text-dark-2)}
.sec-panel{background:var(--bg-panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand-2);background:rgba(255,201,60,.10);padding:6px 12px;border-radius:8px;margin-bottom:14px}
.sec-soft .sec-tag{background:rgba(255,90,60,.10);color:#C33A20}
.sec-title{font-size:clamp(24px,2.8vw,32px);font-weight:800;margin-bottom:14px;letter-spacing:-.01em}
.sec-sub{font-size:15px;color:var(--text-2);max-width:760px;line-height:1.85}
.sec-soft .sec-sub{color:var(--text-dark-2)}
/* 按钮 */
.btn-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,60,.30)}
.btn-brand:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,60,.45)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-ghost:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,60,.35)}
.btn-ghost.on-light{color:var(--text-dark);border-color:var(--line-dark)}
.btn-ghost.on-light:hover{color:var(--brand);border-color:var(--brand)}
/* 徽章 */
.badge-soft{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:8px;background:rgba(255,201,60,.10);color:var(--brand-2);font-size:13px;font-weight:600}
.sec-soft .badge-soft{background:rgba(255,90,60,.10);color:#C33A20}
.badge-live{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--accent);font-weight:600}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(78,216,192,.18)}
/* 头部 */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(20,16,15,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.logo{display:inline-flex;align-items:center;gap:9px;font-size:17px;font-weight:800;color:var(--text);white-space:nowrap}
.logo:hover{color:var(--text)}
.logo .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(255,90,60,.18);flex:0 0 auto}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--text-2);font-weight:600}
.main-nav a:hover{color:var(--text);background:var(--bg-panel)}
.main-nav a.active{color:#fff;background:rgba(255,90,60,.14);box-shadow:inset 0 0 0 1px rgba(255,90,60,.40)}
.main-nav a:focus-visible{outline:none;box-shadow:inset 0 0 0 2px var(--brand)}
.header-cta{height:40px;padding:0 20px;font-size:14px}
.chip-wrap{position:relative}
.chip-wrap::after{content:"";position:absolute;top:0;right:0;bottom:12px;width:56px;background:linear-gradient(90deg,rgba(20,16,15,0),rgba(20,16,15,.96));pointer-events:none}
.chip-row{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:0 0 12px;scroll-snap-type:x proximity}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 16px;border-radius:999px;background:var(--bg-panel);border:1px solid var(--line);font-size:14px;color:var(--text-2);white-space:nowrap;transition:all .2s ease;font-weight:600}
.chip:hover{color:var(--text);border-color:rgba(255,90,60,.5)}
.chip.active{background:rgba(255,90,60,.12);border-color:var(--brand);color:#fff}
.chip i{font-size:12px;color:var(--accent)}
.chip:focus-visible{outline:none;box-shadow:0 0 0 2px var(--brand)}
/* 分类页头 */
.cat-hero{position:relative;overflow:hidden;padding:34px 0 36px;background:url('/assets/images/cd74bbad3e19b629.webp') center/cover no-repeat;border-bottom:1px solid var(--line)}
.cat-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(20,16,15,.96) 0%,rgba(20,16,15,.88) 55%,rgba(20,16,15,.72) 100%),radial-gradient(620px 320px at 8% 0%,rgba(255,90,60,.22),transparent 65%)}
.cat-hero .wrap{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:14px;flex-wrap:wrap}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{opacity:.45}
.cat-hero h1{font-size:clamp(23px,3vw,34px);font-weight:800;line-height:1.32;letter-spacing:-.01em;margin:0 0 10px;max-width:900px}
.cat-hero .cat-lead{color:#D8CCC5;font-size:15px;line-height:1.85;max-width:780px}
.cat-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.cat-chip{display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 14px;border-radius:999px;background:rgba(30,24,23,.80);border:1px solid var(--line);font-size:13px;color:#E4D9D2;font-weight:600}
.cat-chip i{color:var(--accent);font-size:11px}
/* 概览条 */
.overview{padding:26px 0}
.overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.ov-item{background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-m);padding:14px 16px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease}
.ov-item:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(20,16,15,.14)}
.ov-item .lbl{font-size:12.5px;color:var(--text-dark-2);font-weight:600;display:flex;align-items:center;gap:6px}
.ov-item .lbl i{color:var(--brand);font-size:11px}
.ov-item .val{font-size:21px;font-weight:800;color:var(--text-dark);font-variant-numeric:tabular-nums;margin-top:2px;line-height:1.35}
.ov-item .val.brand{color:var(--brand)}
/* 话题卡 */
.topic-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:28px}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.topic-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.topic-card:hover{border-color:rgba(255,90,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.topic-thumb{aspect-ratio:16/10;overflow:hidden}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.topic-card:hover .topic-thumb img{transform:scale(1.04)}
.topic-body{padding:16px 18px 20px}
.topic-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-2);margin-bottom:9px}
.topic-meta .tag{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:8px;background:rgba(255,201,60,.10);color:var(--brand-2);font-weight:600}
.topic-body h3{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:7px}
.topic-body p{font-size:13.5px;color:var(--text-2);line-height:1.75}
.topic-more{display:flex;justify-content:center;margin-top:30px}
.more-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--brand);border-bottom:1px solid rgba(255,90,60,.45);padding-bottom:2px}
.more-link:hover{color:var(--brand-2);border-color:var(--brand-2)}
.more-link:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,60,.35);border-radius:4px}
/* 挑选标准 */
.method-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center}
.method-media{position:relative;border-radius:var(--radius-l);overflow:hidden;box-shadow:0 22px 48px rgba(20,16,15,.20)}
.method-media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover}
.media-tag{position:absolute;left:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;background:rgba(20,16,15,.86);color:#F2EAE4;font-size:13px;font-weight:600;padding:8px 14px;border-radius:999px;border:1px solid var(--line)}
.media-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.method-list{list-style:none;margin:22px 0 0;display:grid;gap:12px}
.method-list li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-m);padding:14px 16px;box-shadow:var(--shadow-1);transition:transform .2s ease,border-color .2s ease}
.method-list li:hover{transform:translateY(-3px);border-color:rgba(255,90,60,.45)}
.method-list .num{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:800;font-variant-numeric:tabular-nums}
.method-list strong{display:block;font-size:15px;font-weight:700;margin-bottom:2px;color:var(--text-dark)}
.method-list p{font-size:13.5px;color:var(--text-dark-2);line-height:1.7}
/* 相关专题 */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.rel-card{background:var(--bg-panel-2);border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.rel-card:hover{border-color:rgba(255,90,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.rel-thumb{aspect-ratio:16/10;overflow:hidden}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{padding:16px 18px 20px}
.rel-body h3{font-size:16.5px;font-weight:700;line-height:1.55;margin:10px 0 7px}
.rel-body p{font-size:13.5px;color:var(--text-2);line-height:1.75}
.rel-time{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--text-2);margin-top:10px}
.rel-time i{color:var(--accent);font-size:11px}
/* FAQ */
.faq-acc{max-width:900px;margin-top:10px;--bs-accordion-bg:transparent;--bs-accordion-border-width:0;--bs-accordion-border-color:transparent}
.faq-acc .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0}
.faq-acc .accordion-item:first-of-type{border-top:1px solid var(--line)}
.faq-acc .accordion-header{margin:0}
.faq-acc .accordion-button{
  background:transparent;color:var(--text);font-size:17px;font-weight:700;
  padding:20px 46px 20px 0;border-radius:0;box-shadow:none;line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:none;outline:none}
.faq-acc .accordion-button:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.faq-acc .accordion-button::after{
  content:"+";background-image:none;width:22px;height:22px;font-size:22px;line-height:1;
  display:flex;align-items:center;justify-content:center;color:var(--brand);
  transition:transform .25s ease;font-weight:400;margin-left:auto;
}
.faq-acc .accordion-button.collapsed::after{transform:none;background-image:none}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);background-image:none}
.faq-acc .accordion-body{padding:0 40px 22px 0;font-size:14.5px;color:var(--text-2);line-height:1.85}
/* 安全提示 */
.safety-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}
.safety-list{list-style:none;display:grid;gap:12px;margin-top:20px}
.safety-list li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-m);padding:14px 16px;box-shadow:var(--shadow-1);font-size:14px;color:var(--text-dark);line-height:1.75}
.safety-list i{color:var(--brand);font-size:15px;margin-top:3px;flex:0 0 auto}
.safety-card{background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-l);padding:28px;box-shadow:0 18px 40px rgba(20,16,15,.10)}
.safety-card .s-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:rgba(78,216,192,.16);color:#1E9E8A;font-size:20px;margin-bottom:14px}
.safety-card h3{font-size:19px;font-weight:800;color:var(--text-dark);margin-bottom:8px}
.safety-card p{font-size:14px;color:var(--text-dark-2);line-height:1.85}
.safety-card .s-rule{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;color:#1E9E8A;font-weight:700}
/* CTA */
.cta-band{padding:0 0 76px;background:var(--bg-soft);color:var(--text-dark)}
.cta-panel{background:linear-gradient(118deg,#FF5A3C 0%,#FF8358 62%,#FFC93C 100%);border-radius:var(--radius-l);padding:38px 42px;display:flex;align-items:center;justify-content:space-between;gap:26px;color:#fff;box-shadow:0 22px 50px rgba(255,90,60,.28);flex-wrap:wrap}
.cta-panel h2{font-size:clamp(21px,2.4vw,27px);font-weight:800;margin-bottom:8px;color:#fff}
.cta-panel p{font-size:14.5px;color:rgba(255,255,255,.92);max-width:640px;line-height:1.8}
.btn-light-solid{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:999px;background:#fff;color:#C33A20;font-weight:800;font-size:15px;transition:all .2s ease;border:1px solid transparent;white-space:nowrap}
.btn-light-solid:hover{background:#1A1413;color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(20,16,15,.28)}
.btn-light-solid:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,255,255,.65)}
/* 页脚 */
.site-footer{background:var(--bg-panel);border-top:1px solid var(--line);padding:52px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:32px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:14px;color:var(--text)}
.footer-col ul{list-style:none;display:grid;gap:9px}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-2);line-height:1.7}
.footer-col a:hover{color:var(--brand)}
.footer-col a:focus-visible{outline:none;box-shadow:0 0 0 2px var(--brand);border-radius:4px}
.footer-brand p{font-size:14px;color:var(--text-2);margin-top:12px;line-height:1.85;max-width:340px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:36px;padding-top:18px;font-size:13px;color:var(--text-2)}
.footer-bottom .sep{margin:0 8px;opacity:.45}
/* 响应式 */
@media (max-width:1199px){
  .topic-grid,.rel-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .footer-grid .footer-col:last-child{grid-column:1 / -1}
}
@media (max-width:991px){
  .sec{padding:56px 0}
  .main-nav{display:none}
  .brand-row{min-height:60px}
  .overview-grid{grid-template-columns:repeat(2,1fr)}
  .method-grid{grid-template-columns:1fr;gap:28px}
  .method-media{order:2}
  .safety-grid{grid-template-columns:1fr}
  .cat-hero{padding:26px 0 28px}
}
@media (max-width:767px){
  .sec{padding:48px 0}
  .topic-grid,.rel-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-grid .footer-col:last-child{grid-column:1 / -1}
  .cta-panel{padding:28px 24px;text-align:left}
  .faq-acc .accordion-button{font-size:16px;padding:18px 40px 18px 0}
  .faq-acc .accordion-body{padding:0 24px 20px 0}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:575px){
  .logo{font-size:15px}
  .header-cta{height:36px;padding:0 14px;font-size:13px}
  .overview-grid{grid-template-columns:1fr 1fr;gap:10px}
  .ov-item{padding:12px 12px}
  .ov-item .val{font-size:18px}
  .cat-hero h1{font-size:22px}
  .topic-head{flex-direction:column;align-items:flex-start;gap:12px}
  .cta-panel{gap:18px}
  .btn-light-solid{width:100%}
  .method-list li{padding:12px 14px}
}

/* roulang page: category2 */
:root{
  --bg-base:#14100F;
  --bg-panel:#1E1817;
  --bg-panel-2:#262020;
  --bg-soft:#F5EFE9;
  --brand:#FF5A3C;
  --brand-dark:#E8482C;
  --brand-2:#FFC93C;
  --accent:#4ED8C0;
  --text:#F2EAE4;
  --text-2:#A79A92;
  --text-dark:#1A1413;
  --text-dark-2:#5C534F;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(20,16,15,.12);
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-1:0 6px 20px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(255,90,60,.35);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg-base);color:var(--text);
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease}
a:hover{color:var(--brand)}
a:focus-visible,button:focus-visible{outline:3px solid rgba(255,201,60,.55);outline-offset:3px;border-radius:6px}
button{font-family:inherit}
input,textarea,select{font-family:inherit}
h1,h2,h3,h4,h5{margin:0;line-height:1.35}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* 头部 */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(20,16,15,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.logo{display:inline-flex;align-items:center;gap:9px;font-size:17px;font-weight:800;color:var(--text);white-space:nowrap}
.logo:hover{color:var(--text)}
.logo .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(255,90,60,.18);flex:0 0 auto}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--text-2);font-weight:600}
.main-nav a:hover{color:var(--text);background:var(--bg-panel)}
.main-nav a.active{color:#fff;background:rgba(255,90,60,.14);box-shadow:inset 0 0 0 1px rgba(255,90,60,.40)}
.header-cta{height:40px;padding:0 20px;font-size:14px}
.chip-wrap{position:relative}
.chip-wrap::after{content:"";position:absolute;top:0;right:0;bottom:12px;width:56px;background:linear-gradient(90deg,rgba(20,16,15,0),rgba(20,16,15,.96));pointer-events:none}
.chip-row{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:0 0 12px;scroll-snap-type:x proximity}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 16px;border-radius:999px;background:var(--bg-panel);border:1px solid var(--line);font-size:14px;color:var(--text-2);white-space:nowrap;transition:all .2s ease;font-weight:600}
.chip:hover{color:var(--text);border-color:rgba(255,201,60,.55)}
.chip.active{background:rgba(255,201,60,.12);border-color:var(--brand-2);color:#fff}
.chip i{font-size:12px;color:var(--accent)}

/* 按钮 */
.btn-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,60,.30)}
.btn-brand:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,90,60,.28)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-on-brand{background:#fff;color:#1A1413;border-color:transparent}
.btn-on-brand:hover{background:#FFF3E9;color:var(--brand-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(0,0,0,.22)}

/* 通用标签 */
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand-2);background:rgba(255,201,60,.10);padding:6px 12px;border-radius:8px;margin-bottom:14px}
.sec-soft .sec-tag{background:rgba(255,90,60,.10);color:#C33A20}
.sec-title{font-size:clamp(24px,2.8vw,32px);font-weight:800;margin-bottom:12px}
.sec-sub{color:var(--text-2);font-size:15px;max-width:660px}
.sec-soft{background:var(--bg-soft);color:var(--text-dark)}
.sec-soft .sec-sub{color:var(--text-dark-2)}
.sec-soft .sec-title{color:var(--text-dark)}
.muted{color:var(--text-2)}
.badge-soft{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:8px;background:rgba(255,201,60,.10);color:var(--brand-2);font-size:12.5px;font-weight:600}
.sec-soft .badge-soft{background:rgba(255,90,60,.10);color:#C33A20}
.badge-live{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--accent);font-weight:600}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(78,216,192,.18)}
.section{padding:72px 0}

/* 分类页头 */
.cat-head{position:relative;overflow:hidden;padding:34px 0 36px;border-bottom:1px solid var(--line);background:url('/assets/images/cd74bbad3e19b629.webp') center/cover no-repeat}
.cat-head::before{content:"";position:absolute;inset:0;background:radial-gradient(760px 320px at 80% 8%,rgba(255,201,60,.24),transparent 66%),linear-gradient(180deg,rgba(20,16,15,.92) 0%,rgba(20,16,15,.97) 62%,rgba(20,16,15,.99) 100%)}
.cat-head .wrap{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:14px}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand-2)}
.crumb .sep{opacity:.45}
.crumb .now{color:#EDE0D8}
.cat-head h1{font-size:clamp(25px,3.2vw,38px);font-weight:800;line-height:1.3;margin-bottom:12px;letter-spacing:-.01em}
.cat-head h1 em{font-style:normal;color:var(--brand-2)}
.cat-desc{color:#D8CCC5;max-width:780px;font-size:15.5px;margin-bottom:18px}
.chip-set{display:flex;flex-wrap:wrap;gap:10px}
.stat-chip{display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:999px;background:rgba(255,201,60,.10);border:1px solid rgba(255,201,60,.30);color:#FFDD8A;font-size:13px;font-weight:600}
.stat-chip i{font-size:12px;color:var(--brand-2)}

/* 概览条 */
.cat-overview{padding:26px 0;background:var(--bg-panel);border-bottom:1px solid var(--line)}
.overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.ov-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:var(--radius-m);background:var(--bg-panel-2);border:1px solid var(--line);transition:border-color .2s,transform .2s,box-shadow .2s}
.ov-item:hover{border-color:rgba(255,201,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-1)}
.ov-ico{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:rgba(255,201,60,.14);color:var(--brand-2);font-size:14px;flex:0 0 auto}
.ov-num{font-variant-numeric:tabular-nums;font-size:20px;font-weight:800;color:var(--brand-2);line-height:1.2}
.ov-label{font-size:12.5px;color:var(--text-2)}

/* 板块标题行 */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
.sec-head .sec-sub{margin-top:0}

/* 技巧卡片 */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.topic-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;transition:border-color .2s,transform .2s,box-shadow .2s}
.topic-card:hover{border-color:rgba(255,201,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.topic-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-panel-2)}
.topic-thumb img{width:100%;height:100%;object-fit:cover}
.topic-body{padding:18px 18px 20px}
.topic-body h3{font-size:18px;font-weight:700;margin-bottom:8px}
.topic-body p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.topic-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--text-2)}
.topic-meta .tag{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:8px;background:rgba(78,216,192,.12);color:var(--accent);font-weight:600}
.topic-foot{margin-top:34px;text-align:center}
.more-link{display:inline-flex;align-items:center;gap:8px;color:var(--brand-2);font-weight:700;font-size:15px;border-bottom:2px solid rgba(255,201,60,.45);padding-bottom:3px;transition:color .2s,border-color .2s}
.more-link:hover{color:var(--brand);border-color:var(--brand)}

/* 方法板块 */
.method-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center}
.method-figure{position:relative;border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-1);border:1px solid var(--line-dark);background:#fff}
.method-figure img{width:100%;height:100%;aspect-ratio:4/3.2;object-fit:cover}
.method-figure .fig-note{position:absolute;left:16px;bottom:16px;background:rgba(20,16,15,.86);color:#F2EAE4;font-size:12.5px;padding:7px 13px;border-radius:999px;display:inline-flex;align-items:center;gap:7px}
.method-figure .fig-note i{color:var(--accent);font-size:12px}
.check-list{margin-top:22px;display:grid;gap:16px}
.check-list li{display:flex;gap:12px;align-items:flex-start}
.check-list .ck{width:24px;height:24px;flex:0 0 auto;border-radius:8px;display:grid;place-items:center;background:rgba(255,90,60,.12);color:#C33A20;font-size:12px;margin-top:3px}
.check-list h4{font-size:16px;font-weight:700;color:var(--text-dark);margin-bottom:3px}
.check-list p{font-size:14px;color:var(--text-dark-2);line-height:1.7}

/* 相关专题 */
.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;transition:border-color .2s,transform .2s,box-shadow .2s}
.feature-card:hover{border-color:rgba(255,201,60,.45);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.feature-card .thumb{aspect-ratio:16/10;overflow:hidden}
.feature-card .thumb img{width:100%;height:100%;object-fit:cover}
.feature-card .fbody{padding:16px 18px 20px}
.feature-card h3{font-size:17px;font-weight:700;margin-bottom:6px}
.feature-card p{font-size:13.5px;color:var(--text-2);line-height:1.7}
.feature-card .fmeta{margin-top:12px;font-size:12.5px;color:var(--text-2);display:flex;align-items:center;gap:8px}
.feature-card .fmeta i{color:var(--brand-2);font-size:12px}

/* FAQ */
.faq-wrap{max-width:880px}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-width:0}
.accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0}
.accordion-item:first-of-type,.accordion-item:last-of-type{border-radius:0}
.accordion-button{background:transparent;color:var(--text);font-weight:700;font-size:16.5px;padding:22px 44px 22px 0;box-shadow:none;border-radius:0;line-height:1.6}
.accordion-button:not(.collapsed){background:transparent;color:var(--brand-2);box-shadow:none}
.accordion-button:hover{color:var(--brand-2)}
.accordion-button:focus{box-shadow:none;outline:none}
.accordion-button:focus-visible{outline:3px solid rgba(255,201,60,.55);outline-offset:4px;border-radius:6px}
.accordion-button::after{background-image:none;content:"+";width:auto;height:auto;font-size:24px;font-weight:500;line-height:1;color:var(--brand-2);display:flex;align-items:center;justify-content:center;transform:none;transition:transform .25s ease}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand)}
.accordion-body{padding:0 0 24px;color:var(--text-2);font-size:15px;line-height:1.85}

/* 安全提示 */
.safety-strip{padding:72px 0;background:var(--bg-soft);color:var(--text-dark)}
.safety-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.safety-card{background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-l);padding:26px 26px 24px;box-shadow:var(--shadow-1)}
.safety-card .s-ico{width:46px;height:46px;border-radius:14px;background:rgba(255,90,60,.12);color:#C33A20;display:grid;place-items:center;font-size:18px;margin-bottom:14px}
.safety-card h3{font-size:19px;font-weight:700;color:var(--text-dark);margin-bottom:14px}
.safety-list{display:grid;gap:12px}
.safety-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text-dark-2);line-height:1.7}
.safety-list i{color:#1F9C86;font-size:14px;margin-top:5px;flex:0 0 auto}
.safety-note{background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-m);padding:20px 22px;margin-top:18px;font-size:14px;color:var(--text-dark-2);line-height:1.8}
.safety-note strong{color:var(--text-dark)}

/* CTA */
.cta-band{padding:56px 0 72px}
.cta-panel{background:linear-gradient(120deg,#FF5A3C 0%,#E8482C 100%);border-radius:var(--radius-l);padding:44px 42px;display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--shadow-2)}
.cta-panel h2{color:#fff;font-size:clamp(21px,2.4vw,27px);font-weight:800;margin-bottom:8px}
.cta-panel p{color:rgba(255,255,255,.90);font-size:15px;max-width:560px}

/* 页脚 */
.site-footer{background:var(--bg-panel);border-top:1px solid var(--line);padding:56px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:34px}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.8;max-width:320px}
.footer-col h4{font-size:15px;font-weight:700;color:var(--text);margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{margin-top:36px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:var(--text-2)}
.footer-bottom .sep{margin:0 8px;opacity:.5}

/* 响应式 */
@media (max-width:1199px){
  .overview-grid{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:991px){
  .main-nav{display:none}
  .section,.safety-strip{padding:56px 0}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .feature-row{grid-template-columns:1fr}
  .overview-grid{grid-template-columns:repeat(2,1fr)}
  .method-grid{grid-template-columns:1fr;gap:30px}
  .safety-grid{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:34px 28px}
}
@media (max-width:767px){
  .logo{font-size:15px}
  .header-cta{height:36px;padding:0 14px;font-size:13px}
  .brand-row{min-height:60px;gap:12px}
  .topic-grid{grid-template-columns:1fr}
  .overview-grid{grid-template-columns:1fr 1fr}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .cat-head h1{font-size:25px}
  .cat-desc{font-size:14.5px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .accordion-button{font-size:15.5px;padding:18px 40px 18px 0}
}
@media (max-width:575px){
  .overview-grid{grid-template-columns:1fr}
  .cta-panel .btn-brand,.cta-panel .btn-on-brand{width:100%}
  .section,.safety-strip{padding:46px 0}
  .stat-chip{font-size:12.5px;padding:5px 12px}
  .cta-panel{padding:28px 22px}
}

/* roulang page: category3 */
:root{
  --bg-base:#14100F;
  --bg-panel:#1E1817;
  --bg-panel-2:#262020;
  --bg-soft:#F5EFE9;
  --brand:#FF5A3C;
  --brand-dark:#E8482C;
  --brand-2:#FFC93C;
  --accent:#4ED8C0;
  --text:#F2EAE4;
  --text-2:#A79A92;
  --text-dark:#1A1413;
  --text-dark-2:#5C534F;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(20,16,15,.12);
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-1:0 6px 20px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(255,90,60,.35);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg-base);color:var(--text);
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{list-style:none;padding:0}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease,box-shadow .2s ease}
a:hover{color:var(--brand)}
button{font-family:inherit}
input,textarea,select{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(20,16,15,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.logo{display:inline-flex;align-items:center;gap:9px;font-size:17px;font-weight:800;color:var(--text);white-space:nowrap}
.logo:hover{color:var(--text)}
.logo .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(255,90,60,.18);flex:0 0 auto}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--text-2);font-weight:600}
.main-nav a:hover{color:var(--text);background:var(--bg-panel)}
.main-nav a.active{color:#fff;background:rgba(255,90,60,.14);box-shadow:inset 0 0 0 1px rgba(255,90,60,.40)}
.header-cta{height:40px;padding:0 20px;font-size:14px}
.chip-wrap{position:relative}
.chip-wrap::after{content:"";position:absolute;top:0;right:0;bottom:12px;width:56px;background:linear-gradient(90deg,rgba(20,16,15,0),rgba(20,16,15,.96));pointer-events:none}
.chip-row{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:0 0 12px;scroll-snap-type:x proximity}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 16px;border-radius:999px;background:var(--bg-panel);border:1px solid var(--line);font-size:14px;color:var(--text-2);white-space:nowrap;font-weight:600}
.chip:hover{color:var(--text);border-color:rgba(255,90,60,.5)}
.chip.active{background:rgba(255,90,60,.12);border-color:var(--brand);color:#fff}
.chip i{font-size:12px;color:var(--accent)}

/* ---------- 通用按钮 / 徽章 ---------- */
.btn-brand,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,60,.30)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-ghost.on-light{color:var(--text-dark);border-color:var(--line-dark)}
.btn-ghost.on-light:hover{color:var(--brand);border-color:var(--brand)}
.btn-light{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:999px;background:#fff;color:#C33A20;font-weight:800;font-size:15px;border:0}
.btn-light:hover{background:#FFF1EC;color:#C33A20;transform:translateY(-1px);box-shadow:0 12px 26px rgba(0,0,0,.22)}
.badge-soft{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:8px;background:rgba(255,201,60,.10);color:var(--brand-2);font-size:13px;font-weight:600}
.badge-live{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--accent);font-weight:700}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(78,216,192,.18)}

/* ---------- 板块基调 ---------- */
.sec{padding:72px 0}
.sec-soft{background:var(--bg-soft);color:var(--text-dark)}
.sec-soft .muted{color:var(--text-dark-2)}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--accent);background:rgba(78,216,192,.10);padding:6px 12px;border-radius:8px;margin-bottom:14px}
.sec-soft .sec-tag{background:rgba(255,90,60,.10);color:#C33A20}
.sec-title{font-size:clamp(23px,2.7vw,31px);font-weight:800;line-height:1.3;margin-bottom:12px;letter-spacing:-.01em}
.sec-desc{font-size:15.5px;max-width:720px}
.muted{color:var(--text-2)}
.sec-head{margin-bottom:34px}

/* ---------- 分类页头 ---------- */
.cat-head{
  position:relative;overflow:hidden;padding:38px 0 40px;
  background:url('/assets/images/055865652a441e88.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.cat-head::before{content:"";position:absolute;inset:0;background:
  radial-gradient(720px 380px at 82% 8%,rgba(78,216,192,.20),transparent 62%),
  linear-gradient(180deg,rgba(20,16,15,.93) 0%,rgba(20,16,15,.97) 70%,rgba(20,16,15,1) 100%)}
.cat-head .wrap{position:relative;z-index:2}
.breadcrumb-line{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:14px;flex-wrap:wrap}
.breadcrumb-line a{color:var(--text-2)}
.breadcrumb-line a:hover{color:var(--brand)}
.breadcrumb-line .cur{color:var(--accent)}
.cat-head-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:center}
.cat-head h1{font-size:clamp(24px,3vw,38px);font-weight:800;line-height:1.28;letter-spacing:-.02em}
.cat-head h1 span{color:var(--accent)}
.cat-lead{margin-top:12px;font-size:15px;color:#D6CAC3;max-width:680px}
.cat-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
.stat-chip{display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;border-radius:999px;background:rgba(38,32,32,.86);border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--text)}
.stat-chip i{font-size:12px;color:var(--accent)}

/* ---------- 概览条 ---------- */
.overview-wrap{padding:0 0 64px;margin-top:-26px;position:relative;z-index:3}
.overview-card{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);box-shadow:var(--shadow-2);padding:20px 24px}
.overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ov-item{display:flex;flex-direction:column;gap:2px;padding-left:14px;border-left:2px solid rgba(78,216,192,.45)}
.ov-num{font-size:22px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.3}
.ov-label{font-size:13px;color:var(--text-2)}
.ov-note{margin-top:14px;font-size:12.5px;color:var(--text-2);display:flex;align-items:center;gap:8px}
.ov-note i{color:var(--brand-2)}

/* ---------- 列表主体 ---------- */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.info-card{background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-m);overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.info-card:hover{border-color:rgba(78,216,192,.55);transform:translateY(-3px);box-shadow:0 16px 34px rgba(20,16,15,.16)}
.info-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:#E8DFD7}
.info-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.info-card:hover .info-thumb img{transform:scale(1.04)}
.info-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.info-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--text-dark-2)}
.tag-badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:8px;background:rgba(78,216,192,.16);color:#0F7E6D;font-size:12px;font-weight:700}
.info-body h3{font-size:17px;font-weight:800;line-height:1.5;color:var(--text-dark)}
.info-body h3 a:hover{color:var(--brand)}
.info-body p{font-size:14px;color:var(--text-dark-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.list-more{display:flex;justify-content:center;margin-top:32px}
.more-link{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;border-radius:999px;border:1px solid var(--line-dark);font-weight:700;font-size:14.5px;color:var(--text-dark)}
.more-link:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.empty-state{text-align:center;padding:46px 20px;background:#fff;border:1px dashed var(--line-dark);border-radius:var(--radius-m);color:var(--text-dark-2)}
.empty-state i{font-size:26px;color:#0F7E6D;margin-bottom:10px;display:block}
.empty-state b{display:block;font-size:16px;color:var(--text-dark);margin-bottom:4px}

/* ---------- 方法板块 ---------- */
.method-grid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:44px;align-items:center}
.method-figure{position:relative;border-radius:var(--radius-m);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-2)}
.method-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.method-figure .fig-tip{position:absolute;left:14px;right:14px;bottom:14px;background:rgba(20,16,15,.84);border:1px solid var(--line);border-radius:var(--radius-s);padding:10px 14px;font-size:13px;color:var(--text);display:flex;align-items:center;gap:8px}
.method-figure .fig-tip i{color:var(--accent)}
.rule-list{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.rule-item{display:flex;gap:14px;padding:16px 18px;background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius-m);transition:border-color .2s ease,transform .2s ease}
.rule-item:hover{border-color:rgba(78,216,192,.45);transform:translateY(-2px)}
.rule-num{flex:0 0 auto;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:rgba(78,216,192,.14);color:var(--accent);font-weight:800;font-size:14px;font-variant-numeric:tabular-nums}
.rule-item h3{font-size:16px;font-weight:700;margin-bottom:3px}
.rule-item p{font-size:14px;color:var(--text-2);line-height:1.7}

/* ---------- 专题区 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.topic-card{background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-m);overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.topic-card:hover{border-color:rgba(255,90,60,.5);transform:translateY(-3px);box-shadow:0 16px 34px rgba(20,16,15,.16)}
.topic-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.topic-body{padding:16px 18px 20px}
.topic-body h3{font-size:16.5px;font-weight:800;color:var(--text-dark);line-height:1.5;margin-bottom:6px}
.topic-body h3 a:hover{color:var(--brand)}
.topic-body span{font-size:12.5px;color:var(--text-dark-2)}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.faq-acc .accordion-item:first-of-type{border-top:1px solid var(--line)}
.faq-acc .accordion-button{
  background:transparent;color:var(--text);font-weight:700;font-size:16.5px;
  padding:20px 0;box-shadow:none;border-radius:0;line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--accent);background:transparent;box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid rgba(78,216,192,.5);outline-offset:-2px}
.faq-acc .accordion-button::after{
  content:"";flex:0 0 auto;width:15px;height:15px;margin-left:auto;
  background-image:linear-gradient(var(--accent),var(--accent)),linear-gradient(var(--accent),var(--accent));
  background-size:15px 2px,2px 15px;background-position:center;background-repeat:no-repeat;
  border:0;transition:transform .25s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);background-image:linear-gradient(var(--brand),var(--brand)),linear-gradient(var(--brand),var(--brand))}
.faq-acc .accordion-body{padding:0 0 22px;color:var(--text-2);font-size:15px;line-height:1.8;max-width:860px}

/* ---------- 安全提示条 ---------- */
.safety-band{display:grid;grid-template-columns:280px minmax(0,1fr);gap:34px;align-items:center}
.safety-icon{width:64px;height:64px;border-radius:var(--radius-m);display:grid;place-items:center;background:rgba(78,216,192,.16);color:#0F7E6D;font-size:26px;margin-bottom:14px}
.safety-band h2{font-size:clamp(21px,2.3vw,26px);font-weight:800;line-height:1.4}
.safety-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.safety-list li{background:#fff;border:1px solid var(--line-dark);border-radius:var(--radius-m);padding:16px 18px;font-size:14px;color:var(--text-dark-2);line-height:1.7;box-shadow:var(--shadow-1)}
.safety-list li b{display:flex;align-items:center;gap:8px;color:var(--text-dark);font-size:15px;margin-bottom:4px}
.safety-list li i{color:#0F7E6D;font-size:13px}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  background:linear-gradient(115deg,#FF5A3C 0%,#E8482C 58%,#D93A1E 100%);
  padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 24px 50px rgba(255,90,60,.26);
}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;background:rgba(78,216,192,.28);filter:blur(6px)}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:clamp(21px,2.4vw,28px);font-weight:800;color:#fff;line-height:1.35;margin-bottom:8px}
.cta-band p{font-size:14.5px;color:rgba(255,255,255,.9);max-width:640px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-panel);border-top:1px solid var(--line);padding:52px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:38px}
.footer-col h4{font-size:14px;font-weight:800;color:var(--text);margin-bottom:14px;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul li{font-size:13.5px;color:var(--text-2);line-height:1.7}
.footer-col ul li a:hover{color:var(--brand)}
.footer-brand p{font-size:13.5px;color:var(--text-2);line-height:1.8;margin-top:12px;max-width:340px}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0 24px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--text-2)}
.footer-bottom .sep{margin:0 8px;color:rgba(255,255,255,.22)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .info-grid{grid-template-columns:repeat(3,1fr)}
  .method-grid{gap:32px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .cat-head-grid{grid-template-columns:1fr}
  .cat-chips{justify-content:flex-start}
  .info-grid{grid-template-columns:repeat(2,1fr)}
  .overview-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .method-grid{grid-template-columns:1fr}
  .method-figure{order:-1}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .safety-band{grid-template-columns:1fr;gap:22px}
  .safety-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media (max-width:767px){
  .sec{padding:48px 0}
  .cat-head{padding:28px 0 34px}
  .overview-wrap{padding-bottom:48px;margin-top:-18px}
  .info-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .cta-band{padding:32px 24px;border-radius:var(--radius-m)}
  .footer-grid{grid-template-columns:1fr}
  .brand-row{min-height:58px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:576px){
  .header-cta{display:none}
  .hero-actions .btn-brand,.cta-band .btn-light,.cta-band .btn-ghost{width:100%}
  .overview-grid{grid-template-columns:1fr 1fr}
  .cat-head h1{font-size:24px}
  .info-body h3{font-size:16px}
}