/* roulang page: index */
:root{
  --orange:#FF5A1F;
  --orange-hover:#E64A12;
  --orange-active:#CC3F0C;
  --orange-soft:#FFF1EA;
  --lime:#C9F24D;
  --ink:#101311;
  --ink-2:#171B18;
  --ink-border:rgba(255,255,255,.12);
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --text:#1A1D1B;
  --muted:#5C635C;
  --faint:#8B928B;
  --border:#E4E2DB;
  --divider:#EFEDE7;
  --success:#1F9D6B;
  --warn:#E0A200;
  --error:#D93A2B;
  --r-card:16px;
  --r-img:12px;
  --r-media:14px;
  --r-pill:999px;
  --r-tag:6px;
  --r-input:10px;
  --r-video:20px;
  --sh-1:0 1px 2px rgba(16,19,17,.05),0 10px 28px rgba(16,19,17,.06);
  --sh-2:0 4px 10px rgba(16,19,17,.08),0 18px 40px rgba(16,19,17,.10);
  --sh-dark:0 18px 40px rgba(0,0,0,.45);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
  --ease:.22s ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;line-height:1.9;color:var(--text);background:var(--bg);
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px;}
input:focus-visible,button:focus-visible,a:focus-visible{outline-offset:2px;}

/* ---------- 布局基础 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--light{background:#fff;}
.section--dark{background:var(--ink);color:#F7F6F2;}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;}
.section__head h2{font-size:28px;line-height:1.4;font-weight:700;letter-spacing:-.2px;}
.section__head .section__sub{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px;}
.section--dark .section__sub{color:rgba(247,246,242,.68);}
.section--dark .section__head h2{color:#F7F6F2;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:1.2px;color:var(--faint);text-transform:uppercase;margin-bottom:12px;}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);border-radius:2px;}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-weight:600;font-size:15px;white-space:nowrap;transition:gap var(--ease);}
.link-more:hover{gap:10px;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:rgba(247,246,242,.72);font-size:13px;line-height:1.4;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:38px;}
.topbar__domain{letter-spacing:.4px;white-space:nowrap;}
.topbar__note{flex:1 1 auto;text-align:center;color:rgba(247,246,242,.56);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar__cta{display:inline-flex;align-items:center;gap:6px;color:var(--lime);font-weight:600;white-space:nowrap;transition:gap var(--ease);}
.topbar__cta:hover{gap:10px;}

/* ---------- 主导航 ---------- */
.mainnav{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--border);transition:box-shadow var(--ease);}
.mainnav.is-stuck{box-shadow:0 6px 20px rgba(16,19,17,.07);}
.mainnav__inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{width:40px;height:40px;border-radius:12px;background:var(--ink);color:var(--lime);display:grid;place-items:center;font-size:13px;font-weight:700;letter-spacing:.5px;}
.brand__text strong{display:block;font-size:16px;line-height:1.25;font-weight:700;}
.brand__text em{display:block;font-style:normal;font-size:11.5px;line-height:1.4;color:var(--faint);letter-spacing:.3px;}
.nav-menu{display:flex;align-items:center;gap:4px;flex:1 1 auto;margin-left:12px;}
.nav-menu a{position:relative;display:inline-block;padding:8px 12px;font-size:15px;color:var(--muted);border-radius:8px;transition:color var(--ease),background var(--ease);}
.nav-menu a:hover{color:var(--text);background:var(--bg);}
.nav-menu a.is-active{color:var(--text);font-weight:600;}
.nav-menu a.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:-14px;height:2px;background:var(--lime);border-radius:2px;}
.nav-cta{flex:0 0 auto;}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--border);background:#fff;border-radius:12px;align-items:center;justify-content:center;cursor:pointer;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform var(--ease),background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(255,90,31,.22);}
.btn--primary:hover{background:var(--orange-hover);transform:translateY(-1px);}
.btn--primary:active{background:var(--orange-active);transform:translateY(0);}
.btn--secondary{background:#fff;border-color:var(--border);color:var(--text);}
.btn--secondary:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-1px);}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#F7F6F2;}
.btn--ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-1px);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.btn.is-disabled,.btn:disabled{opacity:.45;cursor:not-allowed;pointer-events:none;transform:none;}

/* ---------- 标签 / 徽章 ---------- */
.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:var(--r-tag);font-size:12px;font-weight:600;line-height:1.4;}
.tag--lime{background:var(--lime);color:var(--ink);}
.tag--soft{background:var(--orange-soft);color:var(--orange);}
.tag--outline{border:1px solid var(--border);color:var(--muted);background:#fff;}
.chip{display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--r-pill);border:1px solid var(--border);background:#fff;font-size:13px;color:var(--muted);cursor:pointer;transition:all var(--ease);}
.chip:hover{border-color:var(--orange);color:var(--orange);}
.chip.is-active{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:600;}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink);color:#F7F6F2;padding:72px 0 88px;overflow:hidden;}
.hero::after{content:"";position:absolute;left:-20%;top:-70%;width:140%;height:200%;pointer-events:none;
  background:repeating-radial-gradient(circle at 78% 46%,rgba(201,242,77,.055) 0 1px,transparent 1px 92px);}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero__copy .tag{margin-bottom:22px;}
.hero h1{font-size:40px;line-height:1.22;font-weight:700;letter-spacing:-.4px;}
.hero__sub{margin-top:20px;font-size:17px;line-height:1.9;color:rgba(247,246,242,.76);max-width:600px;}
.hero__points{margin-top:26px;display:grid;gap:12px;}
.hero__points li{position:relative;padding-left:30px;font-size:15px;color:rgba(247,246,242,.86);}
.hero__points li::before{content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;background:var(--lime);}
.hero__points li::after{content:"";position:absolute;left:5px;top:14px;width:6px;height:3px;border-left:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(-45deg);}
.hero__actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;}
.hero__meta{margin-top:32px;display:flex;flex-wrap:wrap;gap:28px;}
.hero__meta div strong{display:block;font-size:22px;font-weight:700;color:var(--lime);line-height:1.3;}
.hero__meta div span{font-size:13px;color:rgba(247,246,242,.6);}
.hero__media{display:flex;justify-content:flex-end;}
.vframe{position:relative;border-radius:var(--r-video);overflow:hidden;border:1px solid var(--ink-border);background:#171B18 center/cover no-repeat;box-shadow:var(--sh-dark);}
.vframe--hero{height:520px;aspect-ratio:9/16;width:auto;max-width:100%;background-image:url('/assets/images/backpic/back-1.png');}
.vframe::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,19,17,.32) 0%,rgba(16,19,17,0) 32%,rgba(16,19,17,.72) 100%);}
.vframe__badge{position:absolute;left:16px;top:16px;z-index:3;background:var(--lime);color:var(--ink);font-size:12px;font-weight:700;padding:5px 10px;border-radius:var(--r-pill);}
.vframe__time{position:absolute;right:16px;bottom:16px;z-index:3;background:rgba(16,19,17,.66);color:#F7F6F2;font-size:12px;font-weight:600;padding:5px 10px;border-radius:var(--r-pill);}
.vframe__play{position:absolute;left:50%;bottom:56px;transform:translateX(-50%);z-index:3;width:62px;height:62px;border-radius:50%;border:none;background:rgba(255,255,255,.9);display:grid;place-items:center;cursor:pointer;transition:transform var(--ease),background var(--ease);}
.vframe__play:hover{transform:translateX(-50%) scale(1.06);background:#fff;}
.vframe__play svg{width:20px;height:20px;fill:var(--ink);margin-left:3px;}

/* ---------- 横滑片段卡 ---------- */
.reel-wrap{position:relative;}
.reel{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 6px 24px;margin:0 -6px;scrollbar-width:thin;}
.reel::-webkit-scrollbar{height:6px;}
.reel::-webkit-scrollbar-thumb{background:var(--border);border-radius:6px;}
.reel__card{position:relative;flex:0 0 240px;aspect-ratio:9/16;border-radius:var(--r-card);overflow:hidden;scroll-snap-align:start;background:#171B18 center/cover no-repeat;border:1px solid var(--border);transition:transform var(--ease);}
.reel__card:hover{transform:scale(1.02);}
.reel__card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,19,17,.1) 0%,rgba(16,19,17,.05) 38%,rgba(16,19,17,.88) 100%);transition:background var(--ease);}
.reel__card:hover::after{background:linear-gradient(180deg,rgba(16,19,17,.3) 0%,rgba(16,19,17,.2) 38%,rgba(16,19,17,.94) 100%);}
.reel__tag{position:absolute;right:12px;top:12px;z-index:3;background:var(--lime);color:var(--ink);font-size:12px;font-weight:700;padding:4px 9px;border-radius:var(--r-pill);}
.reel__body{position:absolute;left:14px;right:14px;bottom:14px;z-index:3;color:#fff;}
.reel__body h3{font-size:16px;line-height:1.45;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.reel__body span{display:block;margin-top:6px;font-size:12px;color:rgba(247,246,242,.72);}
.reel__dots{display:none;justify-content:center;gap:6px;margin-top:4px;}
.reel__dots i{width:6px;height:6px;border-radius:50%;background:var(--border);}
.reel__dots i.is-on{background:var(--orange);width:18px;border-radius:3px;}

/* ---------- 种草清单 ---------- */
.picks{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;}
.picks__col{display:flex;flex-direction:column;}
.pick{display:grid;grid-template-columns:44px 76px 1fr 20px;align-items:center;gap:16px;padding:20px 0;border-bottom:1px solid var(--divider);transition:transform var(--ease);}
.pick:hover{transform:translateX(3px);}
.pick__num{display:inline-grid;place-items:center;width:40px;height:28px;border-radius:var(--r-tag);background:var(--lime);color:var(--ink);font-size:14px;font-weight:700;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;}
.pick__thumb{width:76px;height:76px;border-radius:var(--r-img);background:#EFEDE7 center/cover no-repeat;overflow:hidden;}
.pick__thumb img{width:100%;height:100%;object-fit:cover;}
.pick__text h3{font-size:17px;font-weight:600;line-height:1.45;}
.pick__text p{margin-top:6px;font-size:14px;line-height:1.7;color:var(--muted);}
.pick__arrow{color:var(--faint);transition:color var(--ease),transform var(--ease);}
.pick:hover .pick__arrow{color:var(--orange);transform:translateX(3px);}
.hintcard{margin:20px 0 0;padding:22px;border-radius:var(--r-card);background:var(--ink);color:#F7F6F2;box-shadow:var(--sh-1);}
.hintcard h3{font-size:18px;font-weight:700;line-height:1.45;}
.hintcard p{margin-top:10px;font-size:14px;line-height:1.8;color:rgba(247,246,242,.72);}
.hintcard .btn{margin-top:18px;}

/* ---------- 资讯列表 ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:8px;}
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.post-card__cover{display:block;aspect-ratio:16/9;background:#EFEDE7 center/cover no-repeat;overflow:hidden;}
.post-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.post-card:hover .post-card__cover img{transform:scale(1.04);}
.post-card__body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto;}
.post-card__meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--faint);margin-bottom:12px;}
.post-card__meta .tag{flex:0 0 auto;}
.post-card__body h3{font-size:18px;line-height:1.45;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--ease);}
.post-card:hover .post-card__body h3{color:var(--orange);}
.post-card__body p{margin-top:10px;font-size:14px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-card__foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--faint);}
.post-card__foot .link-more{font-size:13px;}
.empty-state{grid-column:1/-1;padding:56px 24px;border:1px dashed var(--border);border-radius:var(--r-card);background:#fff;text-align:center;}
.empty-state svg{width:52px;height:52px;stroke:var(--faint);fill:none;stroke-width:1.75;margin:0 auto 16px;}
.empty-state p{font-size:14px;color:var(--muted);}
.empty-state .btn{margin-top:18px;}

/* ---------- 交错图文区 ---------- */
.media-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.media-block{display:grid;gap:24px;align-items:center;}
.media-block--a{grid-column:span 7;grid-template-columns:1fr 200px;}
.media-block--b{grid-column:span 5;grid-template-columns:1fr;background:var(--ink);color:#F7F6F2;border-radius:var(--r-card);padding:28px;}
.media-block--c{grid-column:span 5;grid-template-columns:1fr;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1);}
.media-block--d{grid-column:span 7;grid-template-columns:200px 1fr;}
.media-block h3{font-size:20px;line-height:1.5;font-weight:600;}
.media-block p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--muted);}
.media-block--b p{color:rgba(247,246,242,.72);}
.media-block__figure{border-radius:var(--r-media);overflow:hidden;aspect-ratio:4/3;background:#EFEDE7 center/cover no-repeat;}
.media-block__figure img{width:100%;height:100%;object-fit:cover;}
.media-block .tag{margin-bottom:14px;}
.media-block--b .tag--outline{background:transparent;border-color:rgba(255,255,255,.28);color:var(--lime);}

/* ---------- 口碑横滑 ---------- */
.voice-reel{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 6px 22px;margin:0 -6px;}
.voice-reel::-webkit-scrollbar{height:6px;}
.voice-reel::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:6px;}
.voice-card{flex:0 0 320px;scroll-snap-align:start;background:rgba(255,255,255,.06);border:1px solid var(--ink-border);border-radius:var(--r-card);padding:24px;transition:background var(--ease);}
.voice-card:hover{background:rgba(255,255,255,.1);}
.voice-card__head{display:flex;align-items:center;gap:12px;}
.voice-card__avatar{width:44px;height:44px;border-radius:50%;background:rgba(201,242,77,.18);border:1px solid var(--ink-border);display:grid;place-items:center;color:var(--lime);font-weight:700;font-size:14px;}
.voice-card__name{font-size:15px;font-weight:600;}
.voice-card__name span{display:block;font-size:12px;font-weight:400;color:rgba(247,246,242,.55);margin-top:2px;}
.stars{display:flex;gap:3px;margin-top:16px;}
.stars svg{width:15px;height:15px;fill:var(--lime);}
.voice-card p{margin-top:12px;font-size:14px;line-height:1.8;color:rgba(247,246,242,.78);}

/* ---------- FAQ ---------- */
.faq-list{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);}
.faq-item + .faq-item{border-top:1px solid var(--divider);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 24px;background:none;border:none;text-align:left;font-size:17px;font-weight:600;cursor:pointer;transition:color var(--ease),background var(--ease);}
.faq-q:hover{background:var(--bg);}
.faq-item.is-open .faq-q{color:var(--orange);}
.faq-q__icon{flex:0 0 auto;width:30px;height:30px;border-radius:50%;border:1px solid var(--border);display:grid;place-items:center;transition:transform .25s ease,border-color var(--ease),background var(--ease);}
.faq-item.is-open .faq-q__icon{transform:rotate(180deg);border-color:var(--lime);background:var(--lime);}
.faq-q__icon svg{width:14px;height:14px;stroke:var(--muted);fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;}
.faq-item.is-open .faq-q__icon svg{stroke:var(--ink);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-a__inner{padding:0 24px 24px;font-size:15px;line-height:1.9;color:var(--muted);}

/* ---------- CTA 表单 ---------- */
.cta-band{background:var(--ink);color:#F7F6F2;border-radius:24px;padding:56px;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;right:-15%;bottom:-70%;width:70%;height:180%;pointer-events:none;
  background:repeating-radial-gradient(circle at 50% 50%,rgba(201,242,77,.06) 0 1px,transparent 1px 70px);}
.cta-band__inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.cta-band h2{font-size:28px;line-height:1.4;font-weight:700;}
.cta-band > .cta-band__inner p{margin-top:14px;font-size:15px;line-height:1.85;color:rgba(247,246,242,.72);}
.cta-list{margin-top:24px;display:grid;gap:10px;}
.cta-list li{position:relative;padding-left:26px;font-size:14px;color:rgba(247,246,242,.78);}
.cta-list li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--lime);}
.form-card{background:#fff;border-radius:var(--r-card);padding:28px;color:var(--text);box-shadow:var(--sh-2);}
.form-card h3{font-size:18px;font-weight:700;}
.form-card .form-hint{margin-top:8px;font-size:13px;color:var(--faint);}
.field{margin-top:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:8px;}
.field input,.field select,.field textarea{width:100%;height:48px;padding:0 14px;border:1px solid var(--border);border-radius:var(--r-input);background:#fff;font-size:15px;transition:border-color var(--ease),box-shadow var(--ease);}
.field textarea{height:auto;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.12);}
.field.is-error input,.field.is-error select{border-color:var(--error);}
.field__err{display:none;margin-top:6px;font-size:13px;color:var(--error);}
.field.is-error .field__err{display:block;}
.form-card .btn{margin-top:24px;}
.form-note{margin-top:14px;font-size:12.5px;color:var(--faint);line-height:1.7;}
.form-success{display:none;margin-top:16px;padding:12px 14px;border-radius:var(--r-input);background:rgba(31,157,107,.1);color:var(--success);font-size:14px;}
.form-success.is-on{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(247,246,242,.72);padding:72px 0 0;position:relative;overflow:hidden;}
.site-footer::after{content:"";position:absolute;left:-20%;bottom:-90%;width:120%;height:200%;pointer-events:none;
  background:repeating-radial-gradient(circle at 50% 50%,rgba(201,242,77,.045) 0 1px,transparent 1px 84px);}
.footer-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand strong{display:block;font-size:17px;color:#F7F6F2;font-weight:700;}
.footer-brand p{margin-top:14px;font-size:13.5px;line-height:1.85;color:rgba(247,246,242,.6);}
.footer-col h4{font-size:14px;font-weight:700;color:#F7F6F2;letter-spacing:.4px;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.5px;color:rgba(247,246,242,.66);transition:color var(--ease),padding-left var(--ease);}
.footer-col a:hover{color:var(--lime);padding-left:3px;}
.footer-col .plain{font-size:13.5px;color:rgba(247,246,242,.6);line-height:1.8;}
.footer-bottom{position:relative;z-index:2;border-top:1px solid var(--ink-border);padding:22px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:rgba(247,246,242,.5);}

/* ---------- 吸底 CTA ---------- */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;align-items:center;gap:12px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#fff;box-shadow:0 -8px 24px rgba(16,19,17,.12);transform:translateY(110%);transition:transform .28s ease;}
.sticky-cta.is-on{transform:translateY(0);}
.sticky-cta__icon{flex:0 0 auto;width:36px;height:36px;border-radius:10px;background:var(--orange-soft);display:grid;place-items:center;}
.sticky-cta__icon svg{width:18px;height:18px;stroke:var(--orange);fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;}
.sticky-cta__text{flex:1 1 auto;font-size:12px;line-height:1.4;color:var(--muted);}
.sticky-cta__text strong{display:block;font-size:14px;color:var(--text);font-weight:600;}
.sticky-cta .btn{flex:0 0 auto;}
.sticky-spacer{display:none;height:72px;}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .container{padding:0 24px;}
  .hero h1{font-size:36px;}
  .hero__inner{gap:40px;}
  .nav-menu a{padding:8px 9px;font-size:14px;}
  .post-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
}
@media (max-width:992px){
  .section{padding:72px 0;}
  .hero{padding:56px 0 72px;}
  .hero__inner{grid-template-columns:1fr;gap:44px;}
  .hero__media{justify-content:flex-start;}
  .vframe--hero{height:420px;}
  .nav-menu{display:none;}
  .nav-toggle{display:flex;}
  .nav-cta{display:none;}
  .picks{grid-template-columns:1fr;gap:0;}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .media-block--a,.media-block--b,.media-block--c,.media-block--d{grid-column:span 12;grid-template-columns:1fr;}
  .media-block--a .media-block__figure{order:-1;}
  .cta-band{padding:40px 32px;}
  .cta-band__inner{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav-drawer{display:block;}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.85;}
  .section{padding:56px 0;}
  .section__head{flex-direction:column;align-items:flex-start;gap:18px;margin-bottom:28px;}
  .section__head h2{font-size:22px;}
  .hero h1{font-size:28px;}
  .hero__sub{font-size:16px;}
  .hero__meta{gap:20px;}
  .hero__meta div strong{font-size:19px;}
  .vframe--hero{height:auto;width:100%;aspect-ratio:4/5;}
  .reel__card{flex:0 0 78vw;}
  .reel__dots{display:flex;}
  .post-grid{grid-template-columns:1fr;}
  .voice-card{flex:0 0 84vw;}
  .faq-q{font-size:16px;padding:18px 18px;}
  .faq-a__inner{padding:0 18px 20px;}
  .cta-band{padding:32px 22px;border-radius:18px;}
  .cta-band h2{font-size:22px;}
  .form-card{padding:22px;}
  .sticky-cta{display:flex;}
  .sticky-spacer{display:block;}
  .topbar__note{display:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .hero{padding:44px 0 56px;}
  .hero h1{font-size:26px;line-height:1.3;}
  .hero__actions .btn{width:100%;}
  .reel__card{flex:0 0 78vw;}
  .pick{grid-template-columns:36px 64px 1fr;gap:12px;}
  .pick__thumb{width:64px;height:64px;}
  .pick__arrow{display:none;}
  .brand__text em{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .sticky-cta{padding:8px 12px calc(8px + env(safe-area-inset-bottom));}
  .sticky-cta .btn{padding:0 16px;font-size:14px;}
}

/* ---------- 移动抽屉 ---------- */
.nav-drawer{display:none;position:fixed;inset:0;z-index:120;background:#fff;transform:translateY(-100%);transition:transform .3s ease;}
.nav-drawer.is-open{transform:translateY(0);}
.nav-drawer__top{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);}
.nav-drawer__close{width:40px;height:40px;border-radius:12px;border:1px solid var(--border);background:#fff;display:grid;place-items:center;cursor:pointer;font-size:20px;color:var(--muted);line-height:1;}
.nav-drawer__list{padding:12px 20px;display:grid;}
.nav-drawer__list a{display:block;padding:18px 0 18px 14px;font-size:19px;font-weight:600;border-bottom:1px solid var(--divider);position:relative;}
.nav-drawer__list a.is-active{color:var(--orange);}
.nav-drawer__list a.is-active::before{content:"";position:absolute;left:0;top:22px;width:4px;height:22px;border-radius:3px;background:var(--lime);}
.nav-drawer__foot{margin-top:auto;padding:20px;border-top:1px solid var(--border);}

/* roulang page: article */
:root{
  --orange:#FF5A1F;
  --orange-hover:#E64A12;
  --orange-active:#CC3F0C;
  --orange-soft:#FFF1EA;
  --lime:#C9F24D;
  --ink:#101311;
  --ink-2:#171B18;
  --page:#F7F6F2;
  --card:#FFFFFF;
  --text:#1A1D1B;
  --text-2:#5C635C;
  --text-3:#8B928B;
  --border:#E4E2DB;
  --line:#EFEDE7;
  --ok:#1F9D6B;
  --warn:#E0A200;
  --err:#D93A2B;
  --on-dark:#F7F6F2;
  --dark-line:rgba(255,255,255,.12);
  --r-card:16px;
  --r-img:12px;
  --r-media:20px;
  --r-btn:999px;
  --r-tag:6px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,19,17,.05),0 10px 28px rgba(16,19,17,.06);
  --sh-2:0 4px 10px rgba(16,19,17,.08),0 18px 40px rgba(16,19,17,.10);
  --sh-dark:0 12px 32px rgba(0,0,0,.45);
  --ease:.22s ease;
  --font:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--page);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:var(--on-dark);font-size:12.5px;line-height:38px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.topbar__domain{color:rgba(247,246,242,.66);letter-spacing:.02em}
.topbar__tip{color:rgba(247,246,242,.82);display:flex;align-items:center;gap:8px}
.topbar__dot{width:6px;height:6px;border-radius:50%;background:var(--lime);display:inline-block}
.topbar__action{color:var(--lime);font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:color var(--ease)}
.topbar__action svg{transition:transform var(--ease)}
.topbar__action:hover{color:#fff}
.topbar__action:hover svg{transform:translateX(3px)}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60}
.mainnav{background:#fff;border-bottom:1px solid var(--border);transition:box-shadow var(--ease)}
.mainnav.is-stuck{box-shadow:0 6px 20px rgba(16,19,17,.08)}
.mainnav__inner{display:flex;align-items:center;gap:28px;min-height:68px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand__mark{
  width:42px;height:42px;border-radius:12px;background:var(--ink);color:var(--lime);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;letter-spacing:.04em;
}
.brand__text{display:flex;flex-direction:column;line-height:1.25}
.brand__text strong{font-size:16px;font-weight:700;letter-spacing:.01em}
.brand__text em{font-style:normal;font-size:11.5px;color:var(--text-3);letter-spacing:.04em}
.nav-menu{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-menu li{position:relative}
.nav-menu a{
  display:inline-block;padding:22px 0;font-size:15px;font-weight:500;color:var(--text-2);
  transition:color var(--ease);
}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;border-radius:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-menu a:hover{color:var(--text)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.is-active{color:var(--text);font-weight:600}
.nav-menu a.is-active::after{transform:scaleX(1)}
.nav-cta{flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--border);border-radius:12px;background:#fff;position:relative;cursor:pointer}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{position:absolute;left:50%;width:18px;height:2px;background:var(--text);border-radius:2px;transform:translateX(-50%);transition:var(--ease);content:""}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;transition:var(--ease);white-space:nowrap;
}
.btn svg{transition:transform var(--ease)}
.btn--primary{background:var(--orange);color:#fff}
.btn--primary:hover{background:var(--orange-hover);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn--primary:active{background:var(--orange-active);transform:translateY(0)}
.btn--primary:hover svg{transform:translateX(3px)}
.btn--ghost{background:#fff;border-color:var(--border);color:var(--text)}
.btn--ghost:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-1px)}
.btn--outline-dark{background:transparent;border-color:rgba(255,255,255,.3);color:var(--on-dark)}
.btn--outline-dark:hover{background:rgba(255,255,255,.08)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.link-arrow{color:var(--orange);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px}
.link-arrow svg{transition:transform var(--ease)}
.link-arrow:hover svg{transform:translateX(3px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:var(--r-tag);
  font-size:12px;font-weight:600;line-height:1.4;letter-spacing:.02em;
}
.badge--lime{background:var(--lime);color:var(--ink)}
.badge--soft{background:var(--orange-soft);color:var(--orange)}
.badge--dark{background:rgba(16,19,17,.72);color:var(--on-dark)}

/* ---------- 面包屑 ---------- */
.crumb-wrap{background:var(--page);border-bottom:1px solid var(--line)}
.crumb{padding:16px 0 14px;font-size:14px;color:var(--text-3);display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb a{color:var(--text-3);transition:color var(--ease)}
.crumb a:hover{color:var(--orange)}
.crumb__sep{color:#C8C6BF}
.crumb__now{color:var(--text);font-weight:500;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头区 ---------- */
.article-head{padding:36px 0 8px}
.article-head__badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.article-head h1{
  font-size:40px;line-height:1.22;font-weight:700;letter-spacing:-.01em;max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;margin-top:20px;
  font-size:14px;color:var(--text-3);
}
.article-meta__item{display:inline-flex;align-items:center;gap:7px}
.article-meta__item svg{color:var(--text-3)}
.article-figure{margin:28px 0 0}
.article-figure__frame{
  border-radius:14px;overflow:hidden;background:#E9E7E0;aspect-ratio:16/9;box-shadow:var(--sh-1);
}
.article-figure__frame img{width:100%;height:100%;object-fit:cover;border-radius:0;margin:0}
.article-figure figcaption{margin-top:10px;font-size:13px;color:var(--text-3);text-align:center}

/* ---------- 正文布局 ---------- */
.article-layout{padding:40px 0 80px}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:48px;align-items:start}
.article-main{max-width:800px;min-width:0}

.article-body{font-size:17px;line-height:1.9;color:var(--text)}
.article-body p{margin:0 0 1.15em}
.article-body > p:first-of-type{font-size:18px;color:#2C312D}
.article-body h2{
  position:relative;font-size:28px;line-height:1.4;font-weight:700;margin:40px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.32em;bottom:.24em;width:4px;border-radius:2px;background:var(--lime);
}
.article-body h3{font-size:20px;line-height:1.5;font-weight:600;margin:28px 0 12px}
.article-body h4{font-size:17px;font-weight:600;margin:22px 0 10px}
.article-body ul{margin:0 0 1.15em}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:8px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.82em;width:8px;height:8px;border-radius:50%;background:var(--lime);
}
.article-body ol{counter-reset:artol;margin:0 0 1.15em}
.article-body ol li{position:relative;padding-left:34px;margin-bottom:10px;counter-increment:artol}
.article-body ol li::before{
  content:counter(artol,decimal-leading-zero);position:absolute;left:0;top:0;
  font-weight:700;color:var(--orange);font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:24px 0;padding:20px 22px;background:#fff;border-left:3px solid var(--orange);
  border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body a{color:var(--orange);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--orange-hover)}
.article-body img{width:100%;height:auto;border-radius:var(--r-img);margin:24px 0}
.article-body figure{margin:24px 0}
.article-body figcaption{margin-top:10px;font-size:13px;color:var(--text-3);text-align:center}
.article-body strong{font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;
  background:#EFEDE7;color:#B5380A;padding:2px 6px;border-radius:6px;
}
.article-body pre{
  background:var(--ink);color:var(--on-dark);padding:20px;border-radius:10px;overflow-x:auto;
  font-size:14px;line-height:1.7;margin:24px 0;
}
.article-body pre code{background:none;color:inherit;padding:0;font-size:14px}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--border);
  border-radius:12px;overflow:hidden;font-size:15px;margin:24px 0;
}
.article-body th{background:var(--ink);color:var(--on-dark);text-align:left;padding:13px 16px;font-weight:600;font-size:14px}
.article-body td{padding:13px 16px;border-top:1px solid var(--line);color:var(--text-2)}
.article-body tbody tr:nth-child(even) td{background:#FBFAF7}

/* ---------- 文章空态 ---------- */
.empty-state{
  background:#fff;border:1px dashed var(--border);border-radius:var(--r-card);
  padding:56px 32px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state__icon{width:64px;height:64px;margin:0 auto 18px;color:var(--text-3)}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px}

/* ---------- 标签行 ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}
.tag-row__label{font-size:13px;color:var(--text-3);margin-right:4px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:var(--r-tag);
  background:#fff;border:1px solid var(--border);font-size:13px;color:var(--text-2);transition:var(--ease);
}
.tag:hover{border-color:var(--orange);color:var(--orange)}

/* ---------- 侧栏 ---------- */
.side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--lime)}
.side-list li+li{border-top:1px solid var(--line)}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;font-size:14px;color:var(--text-2);transition:color var(--ease);
}
.side-list a:hover{color:var(--orange)}
.side-list a svg{flex:0 0 auto;color:#C8C6BF;transition:var(--ease)}
.side-list a:hover svg{color:var(--orange);transform:translateX(2px)}
.side-cta{background:var(--ink);border-color:transparent;color:var(--on-dark);box-shadow:var(--sh-dark)}
.side-cta h3{color:var(--on-dark)}
.side-cta p{font-size:14px;line-height:1.75;color:rgba(247,246,242,.72);margin-bottom:16px}

/* ---------- 相关阅读 ---------- */
.related{padding:72px 0;background:#fff;border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:28px;line-height:1.4;font-weight:700}
.section-head p{margin-top:8px;font-size:15px;color:var(--text-2)}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);overflow:hidden;transition:var(--ease);box-shadow:var(--sh-1);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6D3CA}
.card__media{aspect-ratio:16/10;overflow:hidden;background:#E9E7E0;position:relative}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card__media img{transform:scale(1.03)}
.card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.card__body h3{font-size:18px;line-height:1.45;font-weight:600;margin-bottom:10px;transition:color var(--ease)}
.card:hover .card__body h3{color:var(--orange)}
.card__body p{font-size:14px;line-height:1.7;color:var(--text-2);margin-bottom:16px}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3)}

/* ---------- 上下篇导航 ---------- */
.postnav{padding:56px 0 72px;background:var(--page)}
.postnav__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.postnav__item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px 24px;display:flex;flex-direction:column;gap:8px;transition:var(--ease);
}
.postnav__item:hover{border-color:var(--orange);transform:translateY(-2px);box-shadow:var(--sh-2)}
.postnav__item span{font-size:13px;color:var(--text-3);display:inline-flex;align-items:center;gap:6px}
.postnav__item strong{font-size:16px;font-weight:600;line-height:1.5}
.postnav__item--next{text-align:right;align-items:flex-end}

/* ---------- CTA 带 ---------- */
.cta-band{background:var(--ink);color:var(--on-dark);padding:72px 0;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(201,242,77,.16);
}
.cta-band__grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:center;position:relative;z-index:1}
.cta-band h2{font-size:28px;line-height:1.4;font-weight:700;margin-bottom:14px}
.cta-band p{color:rgba(247,246,242,.74);font-size:16px;margin-bottom:24px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.form-card{background:rgba(255,255,255,.05);border:1px solid var(--dark-line);border-radius:var(--r-card);padding:26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:rgba(247,246,242,.78);margin-bottom:8px}
.field input,.field select{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-input);
  border:1px solid var(--dark-line);background:rgba(255,255,255,.06);color:var(--on-dark);
  font-size:15px;font-family:inherit;transition:var(--ease);
}
.field input::placeholder{color:rgba(247,246,242,.42)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.18);
}
.field__hint{font-size:12.5px;color:rgba(247,246,242,.5);margin-top:8px}
.field__error{font-size:13px;color:#FF8A66;margin-top:6px;display:none}
.field.has-error input{border-color:var(--err)}
.field.has-error .field__error{display:block}
.form-note{font-size:12.5px;color:rgba(247,246,242,.5);margin-top:14px;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:var(--on-dark);padding:64px 0 28px;position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--dark-line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px}
.footer-brand strong{font-size:18px;font-weight:700;display:block;margin-bottom:14px}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(247,246,242,.64);max-width:320px}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--on-dark)}
.footer-col ul li{margin-bottom:11px}
.footer-col a{font-size:14px;color:rgba(247,246,242,.66);transition:color var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-col .plain{font-size:14px;line-height:1.9;color:rgba(247,246,242,.64)}
.footer-bottom{
  border-top:1px solid var(--dark-line);padding-top:22px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:13px;color:rgba(247,246,242,.5);
}

/* ---------- 移动端吸底 ---------- */
.sticky-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;background:#fff;
  border-top:1px solid var(--border);box-shadow:0 -8px 24px rgba(16,19,17,.10);
  padding:10px 16px;align-items:center;gap:12px;
}
.sticky-cta__icon{
  width:38px;height:38px;border-radius:12px;background:var(--orange-soft);color:var(--orange);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.sticky-cta__text{font-size:13px;color:var(--text-2);line-height:1.4}
.sticky-cta .btn{flex:0 0 auto}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .container{padding:0 24px}
  .article-grid{grid-template-columns:minmax(0,1fr) 240px;gap:36px}
  .article-head h1{font-size:36px}
}
@media (max-width:992px){
  .nav-menu{gap:18px}
  .nav-menu a{font-size:14px}
  .article-grid{grid-template-columns:minmax(0,1fr)}
  .side{position:static;margin-top:8px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band__grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .article-body h2{font-size:24px}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.85}
  .container{padding:0 16px}
  .topbar__tip,.topbar__domain{display:none}
  .topbar__inner{justify-content:flex-end}
  .nav-menu{
    position:fixed;inset:0 0 0 auto;width:min(86vw,360px);background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:88px 24px 32px;
    transform:translateX(100%);transition:transform .26s ease;box-shadow:-12px 0 40px rgba(16,19,17,.16);
    margin-left:0;overflow-y:auto;z-index:80;
  }
  .nav-menu.is-open{transform:translateX(0)}
  .nav-menu a{padding:16px 12px;font-size:17px;font-weight:600;border-bottom:1px solid var(--line);display:block}
  .nav-menu a::after{display:none}
  .nav-menu a.is-active{border-left:3px solid var(--lime);padding-left:14px}
  .nav-cta{display:none}
  .nav-toggle{display:block;margin-left:auto;z-index:90}
  .article-head{padding:26px 0 4px}
  .article-head h1{font-size:28px;line-height:1.32}
  .article-meta{font-size:13px;gap:6px 16px}
  .article-figure__frame{aspect-ratio:4/3}
  .article-layout{padding:28px 0 56px}
  .article-body h2{font-size:22px;margin:32px 0 14px}
  .article-body h3{font-size:18px;margin:24px 0 10px}
  .article-body > p:first-of-type{font-size:16.5px}
  .side{grid-template-columns:minmax(0,1fr)}
  .related{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .section-head h2{font-size:22px}
  .grid-3{grid-template-columns:minmax(0,1fr);gap:18px}
  .postnav{padding:40px 0 96px}
  .postnav__grid{grid-template-columns:minmax(0,1fr)}
  .postnav__item--next{text-align:left;align-items:flex-start}
  .cta-band{padding:48px 0}
  .cta-band h2{font-size:22px}
  .cta-actions .btn{width:100%}
  .sticky-cta{display:flex}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .footer-brand{grid-column:1 / -1}
  .footer-bottom{flex-direction:column;align-items:flex-start;font-size:12.5px}
}
@media (max-width:480px){
  .brand__text em{display:none}
  .article-head h1{font-size:25px}
  .article-body{font-size:16px}
  .article-body table{font-size:13.5px}
  .article-body th,.article-body td{padding:10px 12px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .empty-state{padding:40px 20px}
}

/* roulang page: category1 */
:root{
  --ink:#101311;
  --ink-2:#171B18;
  --paper:#F7F6F2;
  --card:#FFFFFF;
  --text:#1A1D1B;
  --muted:#5C635C;
  --faint:#8B928B;
  --line:#E4E2DB;
  --line-soft:#EFEDE7;
  --orange:#FF5A1F;
  --orange-h:#E64A12;
  --orange-a:#CC3F0C;
  --orange-soft:#FFF1EA;
  --lime:#C9F24D;
  --ok:#1F9D6B;
  --warn:#E0A200;
  --err:#D93A2B;
  --r-card:16px;
  --r-img:12px;
  --r-pill:999px;
  --r-tag:6px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,19,17,.05),0 10px 28px rgba(16,19,17,.06);
  --sh-2:0 4px 10px rgba(16,19,17,.08),0 18px 40px rgba(16,19,17,.10);
  --t:.22s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.9;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--orange);text-decoration:none}
a:hover{color:var(--orange-h)}
h1,h2,h3,h4{margin:0;line-height:1.4;font-weight:700;color:var(--text)}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
button{font:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink);color:#E9EBE6;font-size:12.5px;line-height:1.4}
.topbar__inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar__domain{color:#98A098;letter-spacing:.02em;white-space:nowrap}
.topbar__note{color:#C6CCC4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar__link{color:var(--lime);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;font-weight:600}
.topbar__link:hover{color:#fff}
.topbar__link svg{transition:transform var(--t)}
.topbar__link:hover svg{transform:translateX(3px)}

/* ---------- 主导航 ---------- */
.site-header{position:relative;z-index:80}
.mainnav{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--t)}
.mainnav.is-stuck{box-shadow:0 8px 24px rgba(16,19,17,.07)}
.mainnav__inner{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text);flex:0 0 auto}
.brand__mark{width:40px;height:40px;border-radius:11px;background:var(--ink);color:var(--lime);display:grid;place-items:center;font-size:14px;font-weight:800;letter-spacing:.06em}
.brand__text strong{display:block;font-size:15.5px;font-weight:700;line-height:1.2;letter-spacing:.01em}
.brand__text em{display:block;font-style:normal;font-size:11.5px;color:var(--faint);margin-top:3px;letter-spacing:.02em}
.nav-menu{display:flex;gap:4px;margin:0 0 0 auto;padding:0;list-style:none}
.nav-menu a{display:inline-block;padding:8px 12px;font-size:15px;color:var(--muted);border-radius:8px;position:relative;transition:color var(--t),background var(--t)}
.nav-menu a:hover{color:var(--text);background:var(--paper)}
.nav-menu a.is-active{color:var(--text);font-weight:600}
.nav-menu a.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--lime)}
.nav-cta{flex:0 0 auto}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer;align-items:center;justify-content:center;padding:0}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--t)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-pill);border:1px solid transparent;font-size:15.5px;font-weight:600;cursor:pointer;transition:transform var(--t),background var(--t),color var(--t),border-color var(--t),box-shadow var(--t);text-decoration:none;white-space:nowrap}
.btn svg{transition:transform var(--t)}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 6px 16px rgba(255,90,31,.24)}
.btn--primary:hover{background:var(--orange-h);color:#fff;transform:translateY(-1px)}
.btn--primary:active{background:var(--orange-a);transform:translateY(0)}
.btn--secondary{background:#fff;color:var(--text);border-color:var(--line)}
.btn--secondary:hover{color:var(--orange);border-color:var(--orange)}
.btn--ghost{background:transparent;color:#F7F6F2;border-color:rgba(255,255,255,.3)}
.btn--ghost:hover{background:rgba(255,255,255,.08);color:#fff}
.btn--sm{height:38px;padding:0 18px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px}
.link-arrow svg{transition:transform var(--t)}
.link-arrow:hover svg{transform:translateX(3px)}

/* ---------- 标签 / 徽章 ---------- */
.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-tag);font-size:12px;font-weight:600;line-height:1.4}
.tag--lime{background:var(--lime);color:#101311}
.tag--dark{background:rgba(16,19,17,.62);color:#F7F6F2;border-radius:999px;backdrop-filter:blur(4px)}
.tag--soft{background:var(--orange-soft);color:var(--orange-a)}

/* ---------- 分类横幅 ---------- */
.banner{position:relative;background:var(--ink);color:#F7F6F2;overflow:hidden}
.banner__bg{position:absolute;inset:0;background:url(/assets/images/backpic/back-1.png) center/cover no-repeat;opacity:.18}
.banner__arc{position:absolute;border-radius:50%;border:1px solid rgba(201,242,77,.16);pointer-events:none}
.banner__arc--1{width:520px;height:520px;right:-140px;bottom:-260px}
.banner__arc--2{width:340px;height:340px;right:-40px;bottom:-150px;border-color:rgba(255,255,255,.07)}
.banner__inner{position:relative;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:48px;align-items:center;padding:52px 0;min-height:260px}
.banner h1{color:#F7F6F2;font-size:40px;line-height:1.22;letter-spacing:.01em;margin:14px 0 14px}
.banner__lead{color:#C9CFC7;font-size:16.5px;line-height:1.85;max-width:640px}
.banner__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.banner__media{position:relative}
.banner__media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:14px;border:1px solid rgba(255,255,255,.12);background:var(--ink-2)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:#B9C0B8;line-height:1.6}
.breadcrumb a{color:#B9C0B8;text-decoration:none}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:rgba(255,255,255,.32)}
.breadcrumb .current{color:#F7F6F2}

/* ---------- 锚点导航条 ---------- */
.anchorbar{position:sticky;top:68px;z-index:60;background:rgba(247,246,242,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.anchorbar__list{display:flex;gap:8px;overflow-x:auto;padding:12px 0;margin:0;list-style:none;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.anchorbar__list::-webkit-scrollbar{display:none}
.anchorbar__list a{display:inline-block;white-space:nowrap;font-size:14.5px;color:var(--muted);padding:7px 14px;border-radius:999px;border:1px solid transparent;transition:var(--t)}
.anchorbar__list a:hover{background:#fff;color:var(--text);border-color:var(--line)}
.anchorbar__list a.is-current{background:#fff;color:var(--text);border-color:var(--line);box-shadow:var(--sh-1);font-weight:600;position:relative}
.anchorbar__list a.is-current::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--lime);border-radius:2px}

/* ---------- 主体：左目录 + 右长文 ---------- */
.layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;padding:56px 0 80px;align-items:start}
.toc{position:sticky;top:150px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.toc__title{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--faint);margin:0 0 14px}
.toc ol{list-style:none;counter-reset:toc}
.toc li{margin-bottom:2px}
.toc a{display:flex;gap:10px;align-items:baseline;padding:9px 10px;border-radius:9px;font-size:14.5px;color:var(--muted);border-left:2px solid transparent;transition:var(--t);line-height:1.6}
.toc a .num{font-size:12px;color:var(--faint);font-weight:700}
.toc a:hover{background:var(--paper);color:var(--text)}
.toc a.is-current{background:var(--paper);color:var(--text);font-weight:600;border-left-color:var(--lime)}
.toc a.is-current .num{color:var(--orange)}
.toc__note{margin-top:16px;padding-top:16px;border-top:1px solid var(--line-soft);font-size:13.5px;color:var(--muted);line-height:1.75}

.section-block{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:30px 34px;box-shadow:var(--sh-1);margin-bottom:24px;scroll-margin-top:150px}
.section-block h2{font-size:26px;position:relative;padding-left:18px;margin-bottom:18px}
.section-block h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:4px;background:var(--lime)}
.section-block h3{font-size:19px;margin:26px 0 12px}
.section-block p{color:#242825;font-size:16.5px;line-height:1.9}
.section-block .section-intro{color:var(--muted);font-size:16px}
.checklist{list-style:none;display:grid;gap:12px;margin:20px 0 0}
.checklist li{display:flex;gap:12px;font-size:16px;line-height:1.8;color:#242825}
.checklist .dot{flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:var(--lime);color:#101311;display:grid;place-items:center;margin-top:6px}
.checklist .dot svg{width:12px;height:12px}
.summary-card{background:var(--paper);border:1px solid var(--line-soft);border-left:3px solid var(--orange);border-radius:12px;padding:16px 20px;margin-top:24px;font-size:15.5px;color:var(--muted);line-height:1.85}
.summary-card strong{display:block;color:var(--text);font-size:14.5px;margin-bottom:6px;letter-spacing:.02em}
.figure-block{margin:28px 0 0}
.figure-block img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--line-soft);background:var(--paper)}
.figure-block figcaption{font-size:13px;color:var(--faint);text-align:center;margin-top:10px;line-height:1.7}
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
.mini-card{background:var(--paper);border:1px solid var(--line-soft);border-radius:14px;padding:18px 20px}
.mini-card h3{font-size:16.5px;margin:0 0 8px}
.mini-card p{font-size:14.5px;line-height:1.8;color:var(--muted);margin:0}
.step-line{list-style:none;counter-reset:step;margin-top:22px;display:grid;gap:0}
.step-line li{counter-increment:step;display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--line-soft)}
.step-line li:last-child{border-bottom:0}
.step-line .idx{flex:0 0 auto;font-size:13px;font-weight:700;color:#101311;background:var(--lime);border-radius:6px;padding:2px 9px;height:24px;display:grid;place-items:center;letter-spacing:.04em}
.step-line .body strong{display:block;font-size:16px;margin-bottom:4px;color:var(--text)}
.step-line .body span{font-size:14.8px;color:var(--muted);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-wrap{padding:8px 0 80px}
.faq-head{margin-bottom:24px}
.faq-head h2{font-size:28px;margin-bottom:10px}
.faq-head p{color:var(--muted);font-size:16px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:box-shadow var(--t),border-color var(--t)}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item.is-open{border-color:#F3D8CB;box-shadow:var(--sh-1)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;background:none;border:0;text-align:left;font-size:17px;font-weight:600;color:var(--text);cursor:pointer;line-height:1.6}
.faq-q .ico{flex:0 0 auto;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--muted);transition:var(--t)}
.faq-item.is-open .faq-q{color:var(--orange)}
.faq-item.is-open .ico{transform:rotate(180deg);border-color:var(--orange);color:var(--orange)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a__inner{padding:0 22px 20px;font-size:16px;line-height:1.85;color:var(--muted)}

/* ---------- CTA ---------- */
.cta{position:relative;background:var(--ink);color:#F7F6F2;overflow:hidden}
.cta__bg{position:absolute;inset:0;background:url(/assets/images/backpic/back-3.png) center/cover no-repeat;opacity:.14}
.cta__arc{position:absolute;width:460px;height:460px;border-radius:50%;border:1px solid rgba(201,242,77,.14);left:-160px;top:-200px}
.cta__inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;padding:72px 0;align-items:start}
.cta h2{color:#F7F6F2;font-size:28px;margin-bottom:14px}
.cta p{color:#C9CFC7;font-size:16px;line-height:1.85}
.cta-points{list-style:none;display:grid;gap:12px;margin-top:24px}
.cta-points li{display:flex;gap:12px;font-size:15.5px;color:#DDE1DA;line-height:1.75}
.cta-points .dot{flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:rgba(201,242,77,.18);color:var(--lime);display:grid;place-items:center;margin-top:6px}
.cta-points .dot svg{width:12px;height:12px}
.form-card{background:#fff;border-radius:var(--r-card);padding:26px 26px 24px;box-shadow:var(--sh-2)}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-sub{font-size:14px;color:var(--muted);margin-bottom:20px;line-height:1.75}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--text);margin-bottom:8px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:var(--r-input);padding:0 14px;height:48px;font:inherit;font-size:15px;color:var(--text);background:#fff;transition:var(--t)}
.field textarea{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#AEB4AD}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.12)}
.field.has-error input,.field.has-error textarea{border-color:var(--err)}
.field-error{display:none;font-size:13px;color:var(--err);margin-top:6px;line-height:1.6}
.field.has-error .field-error{display:block}
.form-note{font-size:13px;color:var(--faint);margin-top:14px;line-height:1.7}
.form-success{display:none;margin-top:16px;padding:12px 14px;border-radius:10px;background:#EAF7F0;color:#14684A;font-size:14.5px;line-height:1.7}
.form-success.is-visible{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#C7CDC5;padding:64px 0 28px;position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;inset:0;background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;opacity:.07;pointer-events:none}
.site-footer .container{position:relative}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand strong{display:block;color:#F7F6F2;font-size:17px;margin-bottom:12px;letter-spacing:.01em}
.footer-brand p{font-size:14px;line-height:1.85;color:#9BA39A;margin:0}
.footer-col h4{color:#F7F6F2;font-size:14px;letter-spacing:.06em;margin:0 0 14px;font-weight:700}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a{color:#AEB6AE;font-size:14px;transition:color var(--t)}
.footer-col a:hover{color:var(--lime)}
.footer-col .plain{font-size:14px;line-height:1.9;color:#9BA39A;margin:0}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding-top:20px;font-size:13px;color:#8B928B}
.footer-bottom span{line-height:1.7}

/* ---------- 吸底 CTA ---------- */
.sticky-cta{display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(16,19,17,.10);padding:10px 16px;gap:12px;align-items:center;transform:translateY(112%);transition:transform .25s ease}
.sticky-cta.is-visible{transform:none}
.sticky-cta .ico{flex:0 0 auto;width:38px;height:38px;border-radius:10px;background:var(--orange-soft);color:var(--orange);display:grid;place-items:center}
.sticky-cta .btn{flex:1 1 auto}
.sticky-spacer{height:0}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .container{padding:0 28px}
  .mainnav__inner{gap:18px}
  .nav-menu a{font-size:14.5px;padding:8px 10px}
}
@media (max-width:992px){
  .nav-toggle{display:inline-flex}
  .nav-menu{position:fixed;inset:0;flex-direction:column;gap:0;margin:0;padding:96px 24px 120px;background:var(--ink);transform:translateX(102%);transition:transform .28s ease;overflow-y:auto;z-index:85}
  body.nav-open .nav-menu{transform:none}
  body.nav-open{overflow:hidden}
  .nav-menu li{border-bottom:1px solid rgba(255,255,255,.12)}
  .nav-menu a{display:block;font-size:20px;color:#E9EBE6;padding:20px 0;border-radius:0}
  .nav-menu a:hover{background:transparent;color:var(--lime)}
  .nav-menu a.is-active{color:#fff}
  .nav-menu a.is-active::after{display:none}
  .nav-menu li:has(.is-active){border-left:3px solid var(--lime);padding-left:14px}
  .nav-cta{display:none}
  .banner__inner{grid-template-columns:1fr;gap:28px;padding:44px 0}
  .banner h1{font-size:32px}
  .layout{grid-template-columns:1fr;gap:28px;padding:40px 0 64px}
  .toc{position:static;top:auto;padding:16px}
  .toc ol{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
  .toc ol::-webkit-scrollbar{display:none}
  .toc li{margin:0;flex:0 0 auto}
  .toc a{white-space:nowrap;border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:14px}
  .toc a.is-current{border-left-color:var(--line);background:var(--paper)}
  .toc__note{display:none}
  .cta__inner{grid-template-columns:1fr;gap:32px;padding:56px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.85}
  .container{padding:0 20px}
  .topbar__note{display:none}
  .topbar__inner{justify-content:space-between}
  .banner h1{font-size:28px;line-height:1.3}
  .banner__lead{font-size:15.5px}
  .banner__media img{aspect-ratio:4/3}
  .section-block{padding:22px 20px}
  .section-block h2{font-size:22px}
  .mini-grid{grid-template-columns:1fr}
  .anchorbar{top:64px}
  .mainnav__inner{height:64px}
  .faq-head h2{font-size:22px}
  .sticky-cta{display:flex}
  .sticky-spacer{height:78px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .figure-block img{aspect-ratio:4/3}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .brand__text em{display:none}
  .banner h1{font-size:26px}
  .section-block h2{font-size:20px}
  .btn{height:44px;padding:0 20px;font-size:15px}
  .banner__actions{flex-direction:column;align-items:stretch}
  .banner__actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --orange:#FF5A1F;
  --orange-hover:#E64A12;
  --orange-press:#CC3F0C;
  --orange-soft:#FFF1EA;
  --lime:#C9F24D;
  --dark:#101311;
  --dark-2:#171B18;
  --paper:#F7F6F2;
  --card:#FFFFFF;
  --ink:#1A1D1B;
  --ink-2:#5C635C;
  --ink-3:#8B928B;
  --line:#E4E2DB;
  --line-soft:#EFEDE7;
  --ok:#1F9D6B;
  --warn:#E0A200;
  --err:#D93A2B;
  --r-card:16px;
  --r-img:12px;
  --r-tag:6px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,19,17,.05),0 10px 28px rgba(16,19,17,.06);
  --sh-2:0 4px 10px rgba(16,19,17,.08),0 18px 40px rgba(16,19,17,.10);
  --sh-dark:0 10px 30px rgba(0,0,0,.45);
  --ease:.22s ease;
  --container:1200px;
  --nav-h:68px;
}
/* ============ Reset / Base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;}
p{margin:0 0 1.1em;line-height:1.9;}
p:last-child{margin-bottom:0;}
table{border-collapse:collapse;width:100%;}
svg{flex:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
/* ============ 顶部信息条 ============ */
.topbar{background:var(--dark);color:#D8DCD8;font-size:13px;line-height:38px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__site{letter-spacing:.06em;color:#9BA399;font-size:12px;}
.topbar__note{color:#B9C0B8;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar__link{color:var(--lime);font-weight:600;white-space:nowrap;}
.topbar__link:hover{color:#fff;}
.topbar__link span{display:inline-block;transition:transform var(--ease);}
.topbar__link:hover span{transform:translateX(3px);}
/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:100;}
.mainnav{background:#fff;border-bottom:1px solid var(--line);transition:box-shadow var(--ease);}
.mainnav.is-stuck{box-shadow:0 6px 20px rgba(16,19,17,.08);}
.mainnav__inner{display:flex;align-items:center;gap:24px;height:var(--nav-h);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand__mark{
  width:38px;height:38px;border-radius:11px;
  background:var(--dark);color:var(--lime);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;letter-spacing:.04em;
}
.brand__text{display:flex;flex-direction:column;line-height:1.25;}
.brand__text strong{font-size:16px;font-weight:700;color:var(--ink);}
.brand__text em{font-style:normal;font-size:11px;color:var(--ink-3);letter-spacing:.02em;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-menu > li > a{
  position:relative;display:block;padding:10px 12px;border-radius:8px;
  font-size:15px;color:var(--ink-2);font-weight:500;white-space:nowrap;
}
.nav-menu > li > a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--lime);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--ease);
}
.nav-menu > li > a:hover{color:var(--ink);background:var(--paper);}
.nav-menu > li > a:hover::after{transform:scaleX(1);}
.nav-menu > li > a.is-active{color:var(--ink);font-weight:700;}
.nav-menu > li > a.is-active::after{transform:scaleX(1);}
.nav-cta{flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;
  border-radius:10px;position:relative;cursor:pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transform:translateX(-50%);transition:transform var(--ease),opacity var(--ease);
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none;}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none;}
body.nav-open .nav-toggle span{background:transparent;}
body.nav-open .nav-toggle span::before{transform:rotate(45deg);top:0;}
body.nav-open .nav-toggle span::after{transform:rotate(-45deg);top:0;}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.btn svg{transition:transform var(--ease);}
.btn:hover svg{transform:translateX(3px);}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 6px 16px rgba(255,90,31,.24);}
.btn--primary:hover{background:var(--orange-hover);transform:translateY(-1px);}
.btn--primary:active{background:var(--orange-press);transform:translateY(0);}
.btn--outline{background:#fff;color:var(--ink);border-color:var(--line);}
.btn--outline:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-1px);}
.btn--ghost{background:transparent;color:#F7F6F2;border-color:rgba(255,255,255,.3);}
.btn--ghost:hover{background:rgba(255,255,255,.08);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none;}
.textlink{display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-weight:600;font-size:14px;}
.textlink span{transition:transform var(--ease);}
.textlink:hover span{transform:translateX(3px);}
/* ============ 标签 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-tag);
  font-size:12px;font-weight:600;line-height:1.4;
  background:var(--paper);color:var(--ink-2);border:1px solid var(--line);
}
.tag--lime{background:var(--lime);color:var(--dark);border-color:transparent;}
.tag--orange{background:var(--orange-soft);color:var(--orange-press);border-color:transparent;}
.tag--dark{background:rgba(16,19,17,.62);color:#F7F6F2;border-color:transparent;backdrop-filter:blur(4px);}
/* ============ 分类横幅 ============ */
.page-hero{
  position:relative;background:var(--dark);color:#F7F6F2;overflow:hidden;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.page-hero__bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.28;
}
.page-hero__bg::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(120% 90% at 18% 20%,rgba(255,90,31,.22),transparent 58%),
             linear-gradient(90deg,#101311 0%,rgba(16,19,17,.72) 52%,rgba(16,19,17,.42) 100%);
}
.page-hero__inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:40px;align-items:center;
  padding-top:40px;padding-bottom:44px;min-height:280px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(247,246,242,.62);margin-bottom:16px;flex-wrap:wrap;}
.crumb a{color:rgba(247,246,242,.62);}
.crumb a:hover{color:var(--lime);}
.crumb .sep{color:rgba(247,246,242,.34);}
.crumb .current{color:#F7F6F2;font-weight:600;}
.page-hero h1{
  font-size:40px;line-height:1.22;font-weight:700;margin:14px 0 14px;
  max-width:16em;
}
.page-hero__lead{font-size:17px;line-height:1.85;color:rgba(247,246,242,.78);max-width:34em;margin-bottom:24px;}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:12px;}
.page-hero__figure{
  position:relative;border-radius:18px;overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:var(--sh-dark);aspect-ratio:4/3;background:var(--dark-2);
}
.page-hero__figure img{width:100%;height:100%;object-fit:cover;}
.page-hero__figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 16px;
  font-size:13px;line-height:1.6;color:#F7F6F2;
  background:linear-gradient(180deg,rgba(16,19,17,0),rgba(16,19,17,.86));
}
/* ============ 锚点导航 ============ */
.anchor-bar{
  position:sticky;top:var(--nav-h);z-index:90;
  background:rgba(247,246,242,.94);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.anchor-bar__inner{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;}
.anchor-bar__inner::-webkit-scrollbar{display:none;}
.anchor-bar a{
  position:relative;display:block;padding:15px 4px;margin-right:20px;
  font-size:15px;font-weight:500;color:var(--ink-2);white-space:nowrap;
}
.anchor-bar a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:3px 3px 0 0;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.anchor-bar a:hover{color:var(--ink);}
.anchor-bar a.is-current{color:var(--ink);font-weight:700;}
.anchor-bar a.is-current::after{transform:scaleX(1);}
/* ============ 板块通用 ============ */
.section{padding:80px 0;}
.section--tight{padding:64px 0;}
.section--paper{background:var(--paper);}
.section--white{background:#fff;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section--dark{background:var(--dark);color:#F7F6F2;}
.section__head{max-width:720px;margin-bottom:40px;}
.section__head--split{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  max-width:none;flex-wrap:wrap;
}
.section__head h2{font-size:28px;line-height:1.4;margin-bottom:12px;}
.section__head p{font-size:16px;line-height:1.85;color:var(--ink-2);}
.section--dark .section__head p{color:rgba(247,246,242,.72);}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--orange);margin-bottom:10px;text-transform:uppercase;}
.section--dark .eyebrow{color:var(--lime);}
/* ============ 杂志错落卡 ============ */
.mag-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:24px;align-items:stretch;}
.mag-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.mag-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#DAD7CE;}
.mag-card--lead{grid-row:span 2;}
.mag-card__media{position:relative;background:var(--line-soft);overflow:hidden;}
.mag-card--lead .mag-card__media{aspect-ratio:16/10;}
.mag-card .mag-card__media{aspect-ratio:16/9;}
.mag-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.mag-card:hover .mag-card__media img{transform:scale(1.03);}
.mag-card__tag{position:absolute;left:14px;top:14px;}
.mag-card__body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.mag-card__body h3{font-size:20px;line-height:1.5;font-weight:600;}
.mag-card--lead .mag-card__body h3{font-size:24px;}
.mag-card:hover .mag-card__body h3{color:var(--orange);}
.mag-card__body p{font-size:14px;line-height:1.75;color:var(--ink-2);}
.mag-card__list{display:flex;flex-direction:column;gap:8px;}
.mag-card__list li{display:flex;gap:8px;font-size:14px;line-height:1.7;color:var(--ink-2);}
.mag-card__list li svg{margin-top:5px;}
.mag-card__foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--ink-3);
}
.mag-card__foot .go{display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-weight:600;}
.mag-card__foot .go span{transition:transform var(--ease);}
.mag-card:hover .mag-card__foot .go span{transform:translateX(3px);}
/* ============ 编号清单 ============ */
.step-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;}
.step-list{border-top:1px solid var(--line);}
.step-item{
  display:flex;align-items:flex-start;gap:16px;
  padding:20px 0;border-bottom:1px solid var(--line-soft);
  transition:background-color var(--ease);
}
.step-item:hover{background:#fff;}
.step-item__no{
  font-size:15px;font-weight:700;color:var(--dark);background:var(--lime);
  border-radius:6px;padding:3px 8px;line-height:1.5;flex:0 0 auto;margin-top:2px;
}
.step-item__thumb{
  width:64px;height:64px;border-radius:10px;overflow:hidden;flex:0 0 auto;background:var(--line-soft);
}
.step-item__thumb img{width:100%;height:100%;object-fit:cover;}
.step-item__main{flex:1 1 auto;min-width:0;}
.step-item__main h3{font-size:17px;line-height:1.5;font-weight:600;margin-bottom:6px;}
.step-item:hover .step-item__main h3{color:var(--orange);}
.step-item__main ul{display:flex;flex-direction:column;gap:4px;}
.step-item__main li{font-size:13.5px;line-height:1.65;color:var(--ink-2);padding-left:12px;position:relative;}
.step-item__main li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--lime);}
.step-item__arrow{color:var(--ink-3);margin-top:18px;transition:transform var(--ease),color var(--ease);}
.step-item:hover .step-item__arrow{transform:translateX(3px);color:var(--orange);}
.tip-card{
  background:var(--dark);color:#F7F6F2;border-radius:var(--r-card);
  padding:24px;margin-bottom:24px;box-shadow:var(--sh-dark);
}
.tip-card h3{font-size:18px;line-height:1.5;margin-bottom:10px;color:#fff;}
.tip-card p{font-size:14px;line-height:1.8;color:rgba(247,246,242,.76);}
.tip-card .tag{margin-bottom:14px;}
.tip-card .textlink{color:var(--lime);margin-top:14px;}
/* ============ 口碑横滑 ============ */
.rail{
  display:flex;gap:20px;overflow-x:auto;padding:4px 4px 20px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:rgba(255,255,255,.22);border-radius:6px;}
.voice-card{
  flex:0 0 320px;scroll-snap-align:start;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);padding:24px;
}
.voice-card__top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.voice-card__avatar{
  width:42px;height:42px;border-radius:50%;
  background:linear-gradient(140deg,var(--lime),#7FB61E);
  display:flex;align-items:center;justify-content:center;
  color:var(--dark);font-weight:700;font-size:14px;flex:0 0 auto;
}
.voice-card__name{font-size:14px;font-weight:600;color:#F7F6F2;}
.voice-card__meta{font-size:12px;color:rgba(247,246,242,.55);}
.voice-card__stars{display:flex;gap:3px;margin-bottom:12px;}
.voice-card__text{font-size:14px;line-height:1.8;color:rgba(247,246,242,.82);}
.dots{display:none;justify-content:center;gap:8px;margin-top:8px;}
.dots button{
  width:8px;height:8px;border-radius:50%;border:none;padding:0;
  background:rgba(255,255,255,.28);cursor:pointer;transition:background-color var(--ease),width var(--ease);
}
.dots button.is-active{background:var(--lime);width:22px;border-radius:5px;}
/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);}
.faq__item + .faq__item{border-top:1px solid var(--line-soft);}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:none;border:none;cursor:pointer;text-align:left;
  padding:22px 24px;font-size:17px;font-weight:600;color:var(--ink);
  transition:color var(--ease);
}
.faq__q:hover{color:var(--orange);}
.faq__icon{
  width:28px;height:28px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
  transition:transform var(--ease),background-color var(--ease),border-color var(--ease);
}
.faq__item.is-open .faq__icon{transform:rotate(180deg);background:var(--lime);border-color:var(--lime);}
.faq__item.is-open .faq__q{color:var(--orange);}
.faq__a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq__a-inner{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:64em;}
/* ============ CTA / 表单 ============ */
.cta-band{background:var(--dark);color:#F7F6F2;position:relative;overflow:hidden;padding:80px 0;}
.cta-band__bg{
  position:absolute;inset:0;background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;opacity:.2;
}
.cta-band__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#101311,rgba(16,19,17,.6));}
.cta-band .container{position:relative;z-index:2;}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.cta-intro h2{font-size:28px;line-height:1.4;margin-bottom:14px;color:#fff;}
.cta-intro p{font-size:16px;line-height:1.85;color:rgba(247,246,242,.76);}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;gap:10px;font-size:15px;line-height:1.7;color:rgba(247,246,242,.86);}
.cta-points li svg{margin-top:5px;}
.form-card{background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-2);color:var(--ink);}
.form-card h3{font-size:18px;line-height:1.5;margin-bottom:6px;}
.form-card > p{font-size:13.5px;color:var(--ink-3);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-input);
  padding:0 14px;height:48px;background:#fff;transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field select{appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%238B928B' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.12);
}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:var(--err);}
.field__err{display:none;font-size:13px;color:var(--err);margin-top:6px;}
.field.is-error .field__err{display:block;}
.form-note{font-size:12.5px;line-height:1.7;color:var(--ink-3);margin-top:14px;}
.form-success{
  display:none;margin-top:16px;padding:14px 16px;border-radius:var(--r-input);
  background:#EAF7F1;color:#146B49;font-size:14px;line-height:1.7;
  border:1px solid rgba(31,157,107,.28);
}
.form-success.is-show{display:block;}
/* ============ 空态 ============ */
.empty{
  background:var(--paper);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:40px 24px;text-align:center;
}
.empty svg{margin:0 auto 14px;}
.empty p{font-size:14px;color:var(--ink-2);margin-bottom:16px;}
/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(247,246,242,.72);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand strong{display:block;font-size:18px;color:#fff;margin-bottom:14px;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:rgba(247,246,242,.62);}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:rgba(247,246,242,.68);}
.footer-col a:hover{color:var(--lime);}
.footer-col .plain{font-size:13.5px;line-height:1.9;color:rgba(247,246,242,.62);}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:24px;font-size:13px;color:rgba(247,246,242,.5);flex-wrap:wrap;}
/* ============ 移动端吸底 CTA ============ */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:110;
  background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -8px 24px rgba(16,19,17,.12);
  padding:10px 16px;align-items:center;gap:12px;
  transform:translateY(105%);transition:transform var(--ease);
}
.mobile-cta.is-show{transform:translateY(0);}
.mobile-cta__ico{
  width:38px;height:38px;border-radius:10px;background:var(--orange-soft);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.mobile-cta .btn{flex:1 1 auto;}
body.nav-open .mobile-cta{display:none !important;}
/* ============ 响应式 ============ */
@media (max-width:1200px){
  .container{padding:0 24px;}
  .page-hero h1{font-size:34px;}
}
@media (max-width:992px){
  .page-hero__inner{grid-template-columns:1fr;gap:28px;padding-top:32px;padding-bottom:36px;}
  .page-hero h1{font-size:30px;}
  .page-hero__figure{aspect-ratio:16/9;}
  .mag-grid{grid-template-columns:1fr;}
  .mag-card--lead{grid-row:auto;}
  .step-cols{grid-template-columns:1fr;gap:0;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
  .nav-menu > li > a{padding:10px 9px;font-size:14px;}
}
@media (max-width:768px){
  :root{--nav-h:60px;}
  body{font-size:16px;}
  .topbar__note,.topbar__site{display:none;}
  .topbar__inner{justify-content:flex-end;}
  .nav-toggle{display:block;margin-left:auto;}
  .nav-menu{
    display:none;position:fixed;left:0;right:0;top:0;bottom:0;z-index:120;
    background:#fff;flex-direction:column;align-items:stretch;gap:0;
    padding:88px 24px 120px;overflow-y:auto;margin-left:0;
  }
  body.nav-open .nav-menu{display:flex;}
  .nav-menu > li{border-bottom:1px solid var(--line-soft);}
  .nav-menu > li > a{padding:18px 14px;font-size:19px;font-weight:600;border-radius:0;}
  .nav-menu > li > a::after{left:14px;right:auto;width:26px;bottom:8px;}
  .nav-menu > li > a.is-active{background:var(--paper);box-shadow:inset 4px 0 0 var(--lime);}
  .nav-cta{display:none;}
  body.nav-open .nav-cta{display:inline-flex;position:fixed;left:24px;right:24px;bottom:24px;z-index:130;height:50px;}
  .page-hero h1{font-size:26px;}
  .section{padding:52px 0;}
  .section--tight{padding:44px 0;}
  .section__head h2{font-size:22px;}
  .section__head{margin-bottom:26px;}
  .mag-card--lead .mag-card__body h3{font-size:20px;}
  .mobile-cta{display:flex;}
  body{padding-bottom:72px;}
  .site-footer{padding-bottom:96px;}
  .voice-card{flex:0 0 78vw;}
  .dots{display:flex;}
  .faq__q{font-size:16px;padding:18px;}
  .faq__a-inner{padding:0 18px 18px;}
  .form-card{padding:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .page-hero h1{font-size:23px;}
  .page-hero__lead{font-size:15px;}
  .btn{height:44px;padding:0 18px;font-size:14.5px;}
  .voice-card{flex:0 0 82vw;}
  .step-item__thumb{width:52px;height:52px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .brand__text em{display:none;}
}

/* roulang page: category3 */
:root{
  --orange:#FF5A1F;
  --orange-hover:#E64A12;
  --orange-press:#CC3F0C;
  --orange-soft:#FFF1EA;
  --lime:#C9F24D;
  --dark:#101311;
  --dark-2:#171B18;
  --dark-border:rgba(255,255,255,.12);
  --bg:#F7F6F2;
  --card:#FFFFFF;
  --text:#1A1D1B;
  --text-2:#5C635C;
  --text-3:#8B928B;
  --border:#E4E2DB;
  --divider:#EFEDE7;
  --ok:#1F9D6B;
  --warn:#E0A200;
  --err:#D93A2B;
  --r-card:16px;
  --r-img:14px;
  --r-btn:999px;
  --r-tag:6px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,19,17,.05), 0 10px 28px rgba(16,19,17,.06);
  --sh-2:0 4px 10px rgba(16,19,17,.08), 0 18px 40px rgba(16,19,17,.10);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--orange);text-decoration:none;text-underline-offset:3px}
a:hover{color:var(--orange-hover)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.4;font-weight:700;letter-spacing:.2px}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--dark{background:var(--dark);color:#F7F6F2}
.section--dark h2,.section--dark h3{color:#F7F6F2}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-5);margin-bottom:var(--sp-6);flex-wrap:wrap}
.sec-head h2{font-size:28px;line-height:1.4}
.sec-head .sec-sub{color:var(--text-2);font-size:16px;line-height:1.8;margin-top:var(--sp-2);max-width:720px}
.section--dark .sec-head .sec-sub{color:#B9C0B8}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.6px;padding:5px 10px;border-radius:var(--r-tag);background:var(--lime);color:#16210B;line-height:1.4}
.eyebrow--ghost{background:rgba(255,255,255,.08);color:#E7EBE5;border:1px solid var(--dark-border)}

/* 顶部信息条 */
.topbar{background:var(--dark);color:#C7CEC6;font-size:13px;line-height:1.6}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);min-height:38px}
.topbar__site{color:#8E978E;white-space:nowrap}
.topbar__tip{flex:1;text-align:center;color:#9AA39A}
.topbar__action{color:#F7F6F2;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.topbar__action:hover{color:var(--lime)}
.topbar__action svg{transition:transform .22s ease}
.topbar__action:hover svg{transform:translateX(3px)}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:60}
.mainnav{background:#fff;border-bottom:1px solid var(--border);transition:box-shadow .22s ease}
.mainnav.is-stuck{box-shadow:0 6px 22px rgba(16,19,17,.08)}
.mainnav__inner{display:flex;align-items:center;gap:var(--sp-5);min-height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}
.brand:hover{color:var(--text)}
.brand__mark{width:38px;height:38px;border-radius:11px;background:var(--dark);color:var(--lime);display:grid;place-items:center;font-weight:700;font-size:15px;letter-spacing:.5px}
.brand__text{display:flex;flex-direction:column;line-height:1.25}
.brand__text strong{font-size:16px;font-weight:700}
.brand__text em{font-style:normal;font-size:12px;color:var(--text-3)}
.nav-menu{display:flex;align-items:center;gap:var(--sp-5);margin-left:auto}
.nav-menu a{position:relative;color:var(--text-2);font-size:15px;font-weight:500;padding:6px 0;display:inline-block}
.nav-menu a:hover{color:var(--text)}
.nav-menu a.is-active{color:var(--text);font-weight:600}
.nav-menu a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--lime);border-radius:2px}
.nav-cta{flex-shrink:0}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--border);background:#fff;border-radius:12px;position:relative;flex-shrink:0}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{position:absolute;left:50%;transform:translateX(-50%);width:18px;height:2px;background:var(--text);border-radius:2px;content:""}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{top:-6px;left:0;transform:none}
.nav-toggle span::after{top:6px;left:0;transform:none}

/* 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-weight:600;font-size:15px;border:1px solid transparent;transition:transform .22s ease,background-color .22s ease,border-color .22s ease,color .22s ease,box-shadow .22s ease;text-align:center}
.btn svg{transition:transform .22s ease}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 8px 18px rgba(255,90,31,.22)}
.btn--primary:hover{background:var(--orange-hover);color:#fff;transform:translateY(-1px)}
.btn--primary:active{background:var(--orange-press);transform:translateY(0)}
.btn--secondary{background:#fff;color:var(--text);border-color:var(--border)}
.btn--secondary:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-1px)}
.btn--ghost{background:transparent;color:#F7F6F2;border-color:rgba(255,255,255,.3)}
.btn--ghost:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateY(-1px)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px}
.text-link svg{transition:transform .22s ease}
.text-link:hover svg{transform:translateX(3px)}

/* 面包屑 */
.breadcrumb{font-size:14px;color:var(--text-3);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb span.sep{color:#C3C7BE}
.breadcrumb .current{color:var(--text)}
.section--dark .breadcrumb,.section--dark .breadcrumb a{color:#9AA39A}
.section--dark .breadcrumb .current{color:#F7F6F2}

/* 分类横幅 */
.cat-hero{background:var(--dark);color:#F7F6F2;position:relative;overflow:hidden;padding:56px 0 64px}
.cat-hero::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-1.png");background-size:cover;background-position:center;opacity:.14}
.cat-hero::after{content:"";position:absolute;right:-140px;top:-120px;width:520px;height:520px;border:1px solid rgba(201,242,77,.16);border-radius:50%;pointer-events:none}
.cat-hero .container{position:relative;z-index:1}
.cat-hero__grid{display:grid;grid-template-columns:7fr 5fr;gap:var(--sp-8);align-items:center;margin-top:var(--sp-5)}
.cat-hero h1{font-size:40px;line-height:1.22;color:#fff;margin:18px 0 0}
.cat-hero__lead{color:#C3CAC2;font-size:17px;line-height:1.85;margin-top:var(--sp-4);max-width:640px}
.checks{margin-top:var(--sp-5);display:grid;gap:10px}
.checks li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#DCE2DA;line-height:1.75}
.checks svg{flex-shrink:0;margin-top:4px;color:var(--lime)}
.cat-hero__actions{display:flex;gap:var(--sp-3);margin-top:var(--sp-6);flex-wrap:wrap}
.cat-hero__media{position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--dark-border);background:var(--dark-2);aspect-ratio:9/12;box-shadow:0 24px 60px rgba(0,0,0,.45)}
.cat-hero__media img{width:100%;height:100%;object-fit:cover}
.cat-hero__media .badge-live{position:absolute;left:14px;top:14px;background:rgba(16,19,17,.7);color:var(--lime);font-size:12px;font-weight:600;padding:5px 10px;border-radius:var(--r-tag);backdrop-filter:blur(4px)}
.cat-hero__media .badge-time{position:absolute;right:14px;bottom:14px;background:rgba(16,19,17,.7);color:#F7F6F2;font-size:12px;font-weight:600;padding:5px 10px;border-radius:999px;backdrop-filter:blur(4px)}

/* 锚点 Tab */
.anchor-tabs{position:sticky;top:68px;z-index:40;background:rgba(247,246,242,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.anchor-tabs__inner{display:flex;gap:var(--sp-5);overflow-x:auto;scrollbar-width:none}
.anchor-tabs__inner::-webkit-scrollbar{display:none}
.anchor-tabs a{position:relative;white-space:nowrap;padding:16px 0;font-size:15px;font-weight:500;color:var(--text-2)}
.anchor-tabs a:hover{color:var(--text)}
.anchor-tabs a.is-active{color:var(--text);font-weight:600}
.anchor-tabs a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--lime);border-radius:2px}

/* 卡片 */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;overflow:hidden;display:flex;flex-direction:column;height:100%}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#DAD7CE}
.card__media{aspect-ratio:16/10;background:var(--divider);overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card__media img{transform:scale(1.03)}
.card__body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__body h3{font-size:18px;line-height:1.45}
.card:hover .card__body h3{color:var(--orange)}
.card__body p{font-size:14.5px;line-height:1.75;color:var(--text-2);margin:0}
.card__meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);padding-top:6px}
.tag{display:inline-flex;align-items:center;font-size:12px;font-weight:600;line-height:1.4;padding:4px 9px;border-radius:var(--r-tag);background:var(--lime);color:#16210B}
.tag--soft{background:var(--orange-soft);color:var(--orange-press)}
.tag--line{background:#fff;border:1px solid var(--border);color:var(--text-2)}

/* 准备事项：错落网格 */
.prep-grid{display:grid;grid-template-columns:1.35fr 1fr;grid-auto-rows:auto;gap:var(--sp-5)}
.prep-grid .prep-item:first-child{grid-row:span 2}
.prep-item{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:12px;transition:transform .22s ease,box-shadow .22s ease}
.prep-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.prep-item h3{font-size:18px}
.prep-item p{font-size:15px;line-height:1.8;color:var(--text-2);margin:0}
.prep-item ul{display:grid;gap:8px}
.prep-item ul li{position:relative;padding-left:20px;font-size:14.5px;line-height:1.75;color:var(--text-2)}
.prep-item ul li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--lime)}

/* 时间轴 */
.timeline{position:relative;max-width:920px;margin:0 auto;padding-left:56px}
.timeline::before{content:"";position:absolute;left:19px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,var(--lime),rgba(201,242,77,.15))}
.tl-item{position:relative;padding-bottom:var(--sp-6)}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-45px;top:6px;width:20px;height:20px;border-radius:50%;background:#fff;border:2px solid var(--lime);box-shadow:0 0 0 4px rgba(201,242,77,.18)}
.tl-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.tl-card .tl-step{font-size:13px;font-weight:700;color:#5B6B14;background:var(--lime);border-radius:var(--r-tag);padding:3px 9px;display:inline-block;letter-spacing:.5px}
.tl-card h3{font-size:19px;margin:12px 0 8px}
.tl-card p{font-size:15.5px;line-height:1.85;color:var(--text-2);margin:0}
.tl-card .tl-note{margin-top:12px;font-size:14px;color:var(--text-3);border-top:1px dashed var(--divider);padding-top:10px}

/* 对比表 */
.table-wrap{border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;background:#fff;box-shadow:var(--sh-1)}
table{width:100%;border-collapse:collapse;font-size:15px}
thead th{background:var(--dark);color:#F7F6F2;text-align:left;font-weight:600;padding:16px 18px;font-size:14.5px;white-space:nowrap}
tbody td{padding:15px 18px;border-top:1px solid var(--divider);color:var(--text-2);line-height:1.75;vertical-align:top}
tbody th{padding:15px 18px;border-top:1px solid var(--divider);text-align:left;font-weight:600;color:var(--text);background:#FCFBF8;white-space:nowrap}
tbody tr:nth-child(even) td,tbody tr:nth-child(even) th{background:#FAF9F5}
tbody tr:hover td,tbody tr:hover th{background:var(--orange-soft)}

/* 提示条 */
.notice{margin-top:var(--sp-5);display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-left:3px solid var(--orange);border-radius:12px;padding:18px 20px;box-shadow:var(--sh-1)}
.notice svg{flex-shrink:0;color:var(--orange);margin-top:3px}
.notice p{font-size:14.5px;line-height:1.8;color:var(--text-2);margin:0}

/* FAQ */
.faq{max-width:900px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden}
.faq-q{width:100%;background:none;border:0;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:20px 22px;font-size:17px;font-weight:600;line-height:1.6;transition:color .22s ease}
.faq-q:hover{color:var(--orange)}
.faq-item.is-open .faq-q{color:var(--orange)}
.faq-q .faq-ico{flex-shrink:0;width:28px;height:28px;border-radius:50%;border:1px solid var(--border);display:grid;place-items:center;transition:transform .25s ease,background-color .25s ease,border-color .25s ease,color .25s ease;color:var(--text-2)}
.faq-item.is-open .faq-q .faq-ico{transform:rotate(180deg);background:var(--lime);border-color:var(--lime);color:#16210B}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a__inner{padding:0 22px 20px;font-size:15.5px;line-height:1.85;color:var(--text-2)}

/* CTA 表单 */
.cta-wrap{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-7);align-items:center}
.cta-wrap h2{font-size:28px;line-height:1.4}
.cta-wrap .cta-lead{color:#C3CAC2;font-size:16px;line-height:1.85;margin-top:14px}
.cta-points{margin-top:var(--sp-5);display:grid;gap:10px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#DCE2DA;line-height:1.75}
.cta-points svg{flex-shrink:0;margin-top:4px;color:var(--lime)}
.form-card{background:#fff;border-radius:var(--r-card);border:1px solid var(--border);padding:28px;box-shadow:0 24px 60px rgba(0,0,0,.35);color:var(--text)}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-hint{font-size:13.5px;color:var(--text-3);line-height:1.7;margin:0 0 18px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--border);border-radius:var(--r-input);padding:12px 14px;font-size:15px;background:#fff;transition:border-color .22s ease,box-shadow .22s ease;min-height:48px}
.field textarea{min-height:104px;resize:vertical;line-height:1.75}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.12)}
.field .err-msg{display:none;font-size:13px;color:var(--err);margin-top:6px;line-height:1.6}
.field.has-error input,.field.has-error textarea,.field.has-error select{border-color:var(--err)}
.field.has-error .err-msg{display:block}
.form-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px}
.form-actions .btn{flex:1;min-width:180px}
.form-status{display:none;margin-top:14px;font-size:14px;line-height:1.7;border-radius:10px;padding:12px 14px}
.form-status.is-ok{display:block;background:#EEF8F3;color:#146B49;border:1px solid #CBE9DC}
.form-status.is-bad{display:block;background:#FDEEEC;color:#9E2A1E;border:1px solid #F5D3CE}

/* 页脚 */
.site-footer{background:var(--dark);color:#B9C0B8;padding:64px 0 28px;font-size:14px;position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;border:1px solid rgba(201,242,77,.12);border-radius:50%;pointer-events:none}
.site-footer .container{position:relative;z-index:1}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:var(--sp-6);padding-bottom:36px;border-top:1px solid var(--dark-border);padding-top:36px}
.footer-brand strong{display:block;color:#F7F6F2;font-size:17px;margin-bottom:12px}
.footer-brand p{font-size:13.5px;line-height:1.85;color:#9AA39A;margin:0}
.footer-col h4{color:#F7F6F2;font-size:14px;margin-bottom:14px;font-weight:600}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:#B9C0B8;font-size:13.5px}
.footer-col a:hover{color:var(--lime)}
.footer-col .plain{font-size:13px;line-height:1.9;color:#9AA39A;margin:0}
.footer-bottom{border-top:1px solid var(--dark-border);margin-top:8px;padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#8E978E}

/* 移动端吸底 */
.mobile-bar{display:none}

@media (max-width:1200px){
  .cat-hero h1{font-size:36px}
  .container{padding:0 28px}
}
@media (max-width:992px){
  .section{padding:72px 0}
  .nav-menu{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .nav-cta{display:none}
  .mainnav__inner{gap:16px}
  .site-header.is-open .nav-menu{display:flex;position:fixed;left:0;right:0;top:0;bottom:0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:96px 28px 120px;margin:0;overflow-y:auto;z-index:70}
  .site-header.is-open .nav-menu li{width:100%;border-bottom:1px solid var(--divider)}
  .site-header.is-open .nav-menu a{display:block;padding:20px 0 20px 16px;font-size:20px;font-weight:600;color:var(--text)}
  .site-header.is-open .nav-menu a.is-active::after{display:none}
  .site-header.is-open .nav-menu a.is-active::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;background:var(--lime)}
  .site-header.is-open .nav-toggle{position:relative;z-index:80}
  .anchor-tabs{top:0}
  .cat-hero__grid{grid-template-columns:1fr;gap:var(--sp-6)}
  .cat-hero__media{aspect-ratio:16/10;max-width:640px}
  .cta-wrap{grid-template-columns:1fr;gap:var(--sp-6)}
  .prep-grid{grid-template-columns:1fr;gap:var(--sp-4)}
  .prep-grid .prep-item:first-child{grid-row:auto}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.85}
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  .sec-head h2,.cta-wrap h2{font-size:22px}
  .cat-hero{padding:36px 0 48px}
  .cat-hero h1{font-size:28px;line-height:1.3}
  .cat-hero__lead{font-size:16px}
  .topbar__tip,.topbar__site{display:none}
  .topbar__inner{justify-content:flex-end}
  .site-header{top:0}
  .timeline{padding-left:40px}
  .timeline::before{left:11px}
  .tl-item::before{left:-37px;width:16px;height:16px}
  .table-wrap{overflow-x:auto}
  table{min-width:640px}
  .mobile-bar{display:flex;align-items:center;gap:12px;position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--border);box-shadow:0 -6px 20px rgba(16,19,17,.10);padding:10px 16px;z-index:55}
  .mobile-bar .mb-icon{width:36px;height:36px;border-radius:10px;background:var(--orange-soft);display:grid;place-items:center;color:var(--orange);flex-shrink:0}
  .mobile-bar .btn{flex:1}
  .site-footer{padding-bottom:96px}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .cat-hero h1{font-size:26px}
  h2{font-size:20px}
  .card__body{padding:18px}
  .form-card{padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .brand__text em{display:none}
  .btn{width:100%}
  .cat-hero__actions .btn{width:100%}
  .form-actions .btn{width:100%}
}