/* roulang page: index */
:root{
  --brick:#a94d35;
  --brick-dark:#7f3527;
  --brick-soft:#f4e3dc;
  --ink:#272624;
  --muted:#706c65;
  --cream:#f8f5ef;
  --paper:#fffdf9;
  --sand:#e8ddce;
  --green:#5b6b58;
  --line:#e6ded3;
  --shadow:0 18px 45px rgba(65,43,28,.09);
  --radius:16px;
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.75;font-size:16px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(248,245,239,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(230,222,211,.8)}
.navbar{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:.01em;font-size:18px;white-space:nowrap}
.logo-mark{width:34px;height:34px;border-radius:10px 10px 4px 10px;background:var(--brick);display:grid;place-items:center;color:white;font-size:15px}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{padding:10px 15px;color:#5f5a53;border-radius:9px;transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--brick-dark);background:var(--brick-soft)}
.nav-links a.active{font-weight:700;position:relative}
.nav-links a.active:after{content:"";position:absolute;bottom:3px;left:15px;right:15px;height:2px;background:var(--brick)}
.nav-action{padding:11px 18px;border:1px solid var(--brick);color:var(--brick-dark);border-radius:9px;font-weight:700;transition:.25s}
.nav-action:hover{background:var(--brick);color:white}
.menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);border-radius:8px;width:44px;height:44px;font-size:22px;color:var(--brick-dark)}
.hero{min-height:650px;display:flex;align-items:center;position:relative;overflow:hidden;background:#40312b}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(43,31,26,.88) 0%,rgba(43,31,26,.63) 49%,rgba(43,31,26,.22) 100%),url('/assets/images/backpic/back-1.webp') center/cover}
.hero-inner{position:relative;z-index:1;color:#fff;padding:100px 0;width:100%}
.hero-copy{max-width:700px}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#d88970;font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.eyebrow:before,.section-kicker:before{content:"";width:25px;height:2px;background:currentColor}
.hero h1{font-size:clamp(40px,6vw,76px);line-height:1.12;letter-spacing:-.045em;margin:22px 0 22px;max-width:760px}
.hero h1 em{font-style:normal;color:#e9a58f}
.hero p{font-size:18px;color:#eee5de;max-width:610px;line-height:1.9}
.hero-actions{display:flex;gap:13px;margin-top:34px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 21px;border-radius:9px;border:1px solid transparent;font-weight:700;transition:.25s}
.btn-primary{background:var(--brick);color:white}
.btn-primary:hover{background:#c06148;transform:translateY(-2px)}
.btn-secondary{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5);color:#fff}
.btn-secondary:hover{background:#fff;color:var(--ink)}
.btn:focus,input:focus,textarea:focus,button:focus,a:focus{outline:3px solid rgba(201,112,83,.38);outline-offset:3px}
section{padding:105px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px}
.section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-.035em;margin-top:10px}
.section-head p{color:var(--muted);max-width:470px}
.keyword-band{background:var(--paper);border-bottom:1px solid var(--line);padding:30px 0}
.keyword-row{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.keyword-intro{font-weight:800;color:var(--brick-dark);font-size:18px}
.keyword-list{display:flex;gap:10px;flex-wrap:wrap}
.tag{display:inline-flex;align-items:center;padding:6px 12px;background:var(--brick-soft);color:var(--brick-dark);border-radius:30px;font-size:13px;font-weight:700}
.keyword-note{color:var(--muted);font-size:14px;margin-left:auto}
.business{background:var(--paper)}
.business-grid{display:grid;grid-template-columns:1.18fr .82fr 1fr;gap:18px;align-items:stretch}
.business-card{border:1px solid var(--line);background:#fff;border-radius:var(--radius);padding:30px;min-height:270px;display:flex;flex-direction:column;transition:.25s}
.business-card:first-child{background:var(--brick);color:white;min-height:320px}
.business-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card-number{font-size:13px;color:var(--brick);font-weight:800;letter-spacing:.12em}
.business-card:first-child .card-number{color:#f3b49f}
.business-card h3{font-size:24px;line-height:1.35;margin:32px 0 12px}
.business-card p{color:var(--muted);font-size:15px}
.business-card:first-child p{color:#f6ddd5}
.card-link{margin-top:auto;padding-top:24px;color:var(--brick-dark);font-weight:800}
.business-card:first-child .card-link{color:#fff}
.route{background:#eee6db}
.route-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:75px;align-items:start}
.route-lead p{color:var(--muted);margin-top:22px}
.steps{border-top:1px solid #d4c7b7}
.step{display:grid;grid-template-columns:70px 1fr;gap:25px;padding:24px 0;border-bottom:1px solid #d4c7b7}
.step-no{color:var(--brick);font-size:24px;font-weight:800}
.step h3{font-size:20px;margin-bottom:5px}
.step p{color:var(--muted);font-size:15px}
.feature{background:var(--paper)}
.feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
.feature-main{position:relative;min-height:440px;border-radius:20px;overflow:hidden;color:#fff;background:#55443a}
.feature-main img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;opacity:.72}
.feature-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(35,24,19,.82),transparent 65%)}
.feature-text{position:absolute;z-index:1;bottom:0;padding:34px}
.feature-text h3{font-size:32px;line-height:1.3;margin:10px 0}
.feature-text p{color:#f2e7df}
.feature-side{display:grid;gap:24px}
.mini-feature{display:grid;grid-template-columns:145px 1fr;gap:20px;border:1px solid var(--line);border-radius:var(--radius);padding:15px;background:#fff;transition:.25s}
.mini-feature:hover{box-shadow:var(--shadow);transform:translateX(3px)}
.mini-feature img{width:145px;height:140px;object-fit:cover;border-radius:11px}
.mini-feature h3{font-size:19px;line-height:1.45;margin:8px 0}
.mini-feature p{font-size:14px;color:var(--muted)}
.updates{background:#f1ece4}
.update-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
.update-intro p{color:var(--muted);margin:20px 0 28px}
.update-list{border-top:1px solid var(--line)}
.update-item{display:grid;grid-template-columns:100px 1fr auto;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
.update-meta{font-size:13px;color:var(--muted)}
.update-item h3{font-size:18px;line-height:1.45;margin-bottom:4px}
.update-item p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.read-link{color:var(--brick-dark);font-weight:800;font-size:14px;white-space:nowrap}
.empty-state{padding:30px;border:1px dashed #cdbca9;border-radius:12px;color:var(--muted);background:#faf7f2}
.faq{background:var(--paper)}
.faq-list{max-width:900px;margin:auto;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:0}
summary{list-style:none;cursor:pointer;padding:22px 4px;font-size:18px;font-weight:700;display:flex;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";color:var(--brick);font-size:22px;font-weight:400}
details[open] summary:after{content:"－"}
details p{padding:0 40px 23px 4px;color:var(--muted);line-height:1.85}
.contact{padding-top:20px;background:var(--paper)}
.contact-box{background:#302a26;color:#fff;border-radius:20px;padding:48px;display:grid;grid-template-columns:.85fr 1.15fr;gap:60px}
.contact-box p{color:#d8cfc8;margin-top:16px}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;color:#d9cfc7}
.field input,.field textarea{border:1px solid #665a51;background:#413a35;color:white;border-radius:8px;padding:11px 13px}
.field textarea{min-height:92px;resize:vertical}
.form-note{grid-column:1/-1;color:#a99e96;font-size:12px}
.site-footer{background:#211e1b;color:#dcd2c9;padding:55px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer-brand{font-size:20px;font-weight:800;color:#fff}
.footer-grid h3{font-size:14px;color:#fff;margin-bottom:15px}
.footer-grid a{display:block;color:#aaa099;font-size:14px;margin:6px 0;transition:.2s}
.footer-grid a:hover{color:#e5a08a}
.footer-bottom{border-top:1px solid #3e3833;padding-top:20px;color:#8d847d;font-size:13px;display:flex;justify-content:space-between;gap:20px}
@media(max-width:1024px){
  .business-grid{grid-template-columns:1fr 1fr}
  .business-card:first-child{grid-column:1/-1;min-height:260px}
  .route-layout,.update-layout{gap:40px}
}
@media(max-width:768px){
  .container{width:min(100% - 40px,var(--container))}
  .navbar{height:70px}
  .menu-toggle{display:block}
  .nav-links{display:none;position:absolute;top:70px;left:20px;right:20px;padding:10px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:12px;flex-direction:column;align-items:stretch}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-action{display:none}
  .hero{min-height:590px}
  section{padding:72px 0}
  .section-head{display:block;margin-bottom:30px}
  .section-head p{margin-top:14px}
  .business-grid,.feature-grid,.route-layout,.update-layout,.contact-box{grid-template-columns:1fr}
  .business-card:first-child{grid-column:auto}
  .feature-main{min-height:360px}
  .update-item{grid-template-columns:75px 1fr}
  .read-link{grid-column:2}
  .contact-box{padding:30px;gap:35px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .hero h1{font-size:42px}
  .hero p{font-size:16px}
  .hero-actions .btn{width:100%}
  .keyword-note{margin-left:0}
  .business-card{padding:24px}
  .mini-feature{grid-template-columns:105px 1fr;gap:13px}
  .mini-feature img{width:105px;height:115px}
  .mini-feature h3{font-size:16px}
  .contact-form{grid-template-columns:1fr}
  .field.full,.form-note{grid-column:auto}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{display:block}
  .footer-bottom span{display:block;margin-top:8px}
}

/* roulang page: category1 */
:root{
      --brick:#a94d35;
      --brick-dark:#7f3527;
      --brick-soft:#f4e3dc;
      --ink:#272624;
      --muted:#706c65;
      --cream:#f8f5ef;
      --paper:#fffdf9;
      --sand:#e8ddce;
      --green:#5b6b58;
      --line:#e6ded3;
      --shadow:0 18px 45px rgba(65,43,28,.09);
      --radius:16px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.75;font-size:16px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(248,245,239,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(230,222,211,.85)}
    .navbar{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;white-space:nowrap}
    .logo-mark{width:34px;height:34px;border-radius:10px 10px 4px 10px;background:var(--brick);display:grid;place-items:center;color:#fff;font-size:15px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{padding:10px 15px;color:#5f5a53;border-radius:9px;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--brick-dark);background:var(--brick-soft)}
    .nav-links a.active{font-weight:700;position:relative}
    .nav-links a.active:after{content:"";position:absolute;bottom:3px;left:15px;right:15px;height:2px;background:var(--brick)}
    .nav-action{padding:11px 18px;border:1px solid var(--brick);color:var(--brick-dark);border-radius:9px;font-weight:700;transition:.25s}
    .nav-action:hover{background:var(--brick);color:#fff}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);border-radius:8px;width:44px;height:44px;font-size:22px;color:var(--brick-dark)}
    .page-banner{position:relative;min-height:470px;display:flex;align-items:center;overflow:hidden;background:#45342d;color:#fff}
    .page-banner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(43,31,26,.9),rgba(43,31,26,.48)),url('/assets/images/backpic/back-2.png') center/cover}
    .banner-inner{position:relative;z-index:1;padding:90px 0}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#d88970;font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
    .eyebrow:before,.section-kicker:before{content:"";width:25px;height:2px;background:currentColor}
    h1,h2,h3,p{margin-top:0}
    .page-banner h1{font-size:clamp(38px,6vw,70px);line-height:1.14;letter-spacing:-.045em;max-width:760px;margin:22px 0}
    .page-banner h1 em{font-style:normal;color:#e9a58f}
    .page-banner p{max-width:650px;color:#eee5de;font-size:18px}
    .hero-actions{display:flex;gap:13px;margin-top:30px;flex-wrap:wrap}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 21px;border-radius:9px;border:1px solid transparent;font-weight:700;transition:.25s}
    .btn-primary{background:var(--brick);color:#fff}
    .btn-primary:hover{background:#c06148;transform:translateY(-2px)}
    .btn-secondary{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5);color:#fff}
    .btn-secondary:hover{background:#fff;color:var(--ink)}
    .btn-outline{border-color:var(--brick);color:var(--brick-dark);background:transparent}
    .btn-outline:hover{background:var(--brick);color:#fff}
    .btn:focus,input:focus,textarea:focus,button:focus,a:focus{outline:3px solid rgba(201,112,83,.38);outline-offset:3px}
    section{padding:96px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:40px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-.035em;margin:10px 0 0}
    .section-head p{color:var(--muted);max-width:480px;margin-bottom:0}
    .intro-band{background:var(--paper);border-bottom:1px solid var(--line)}
    .intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
    .intro-copy h2{font-size:36px;line-height:1.3;margin:12px 0 20px}
    .intro-copy p{color:var(--muted);max-width:650px}
    .keyword-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
    .tag{display:inline-flex;align-items:center;padding:6px 12px;background:var(--brick-soft);color:var(--brick-dark);border-radius:30px;font-size:13px;font-weight:700}
    .intro-note{border-left:3px solid var(--brick);padding:25px 28px;background:var(--cream);border-radius:0 15px 15px 0}
    .intro-note strong{display:block;font-size:28px;color:var(--brick-dark);margin-bottom:7px}
    .intro-note span{color:var(--muted)}
    .topic-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:26px;align-items:stretch}
    .topic-image{min-height:500px;border-radius:20px;overflow:hidden;position:relative;background:#60463a}
    .topic-image img{width:100%;height:100%;object-fit:cover}
    .topic-image:after{content:"今年金字招牌内容指南";position:absolute;left:28px;bottom:24px;color:#fff;font-weight:800;font-size:23px;text-shadow:0 2px 12px #241712}
    .topic-stack{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;transition:.25s}
    .topic-card:first-child{grid-column:span 2;background:var(--brick);color:#fff}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .topic-card .num{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--brick)}
    .topic-card:first-child .num{color:#f3b49f}
    .topic-card h3{font-size:22px;line-height:1.4;margin:22px 0 10px}
    .topic-card p{font-size:15px;color:var(--muted);margin-bottom:0}
    .topic-card:first-child p{color:#f6ddd5}
    .scene-section{background:var(--paper)}
    .scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .scene-step{padding:30px 24px 34px;border-right:1px solid var(--line);position:relative}
    .scene-step:last-child{border-right:0}
    .scene-step:before{content:"";display:block;width:12px;height:12px;background:var(--brick);border-radius:50%;margin-bottom:26px;box-shadow:0 0 0 7px var(--brick-soft)}
    .scene-step .step-label{color:var(--brick-dark);font-weight:800;font-size:13px}
    .scene-step h3{font-size:21px;margin:12px 0 8px}
    .scene-step p{color:var(--muted);font-size:14px;margin-bottom:0}
    .recommend{background:var(--cream)}
    .recommend-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
    .recommend-main{min-height:340px;position:relative;border-radius:20px;overflow:hidden;color:#fff;background:#5a4035}
    .recommend-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.7}
    .recommend-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(35,24,19,.88),transparent 70%)}
    .recommend-text{position:absolute;z-index:1;bottom:0;padding:32px}
    .recommend-text h3{font-size:31px;line-height:1.3;margin:10px 0}
    .recommend-text p{color:#f1e3da;margin-bottom:0}
    .recommend-side{display:grid;gap:18px}
    .side-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
    .side-item h3{font-size:20px;margin:10px 0}
    .side-item p{font-size:14px;color:var(--muted);margin-bottom:0}
    .faq{background:var(--paper)}
    .faq-list{max-width:900px;margin:auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-item summary{cursor:pointer;list-style:none;padding:21px 45px 21px 0;font-size:18px;font-weight:700;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:5px;color:var(--brick);font-size:25px;font-weight:400}
    .faq-item[open] summary:after{content:"−"}
    .faq-answer{padding:0 45px 23px 0;color:var(--muted);font-size:15px}
    .cta{padding:80px 0;background:var(--brick-dark);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}
    .cta h2{font-size:clamp(28px,4vw,43px);line-height:1.3;margin:10px 0}
    .cta p{color:#f0dcd3;max-width:600px;margin-bottom:0}
    .cta .btn-primary{background:#fff;color:var(--brick-dark)}
    .cta .btn-primary:hover{background:var(--brick-soft)}
    .site-footer{background:#292522;color:#fff;padding:60px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-bottom:48px}
    .footer-brand{font-size:20px;font-weight:800}
    .site-footer h3{font-size:14px;color:#d9b3a4;margin:0 0 14px}
    .site-footer a{display:block;color:#aaa099;font-size:14px;margin:7px 0;transition:.2s}
    .site-footer a:hover{color:#fff}
    .footer-bottom{border-top:1px solid #48413b;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#aaa099;font-size:13px}
    @media(max-width:900px){
      .nav-action{display:none}
      .intro-grid,.topic-layout,.recommend-grid{grid-template-columns:1fr}
      .topic-image{min-height:330px}
      .scene-grid{grid-template-columns:1fr 1fr}
      .scene-step:nth-child(2){border-right:0}
      .scene-step:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .cta-inner{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 40px))}
      .navbar{height:70px}
      .menu-toggle{display:block}
      .nav-links{display:none;position:absolute;top:70px;left:20px;right:20px;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}
      .nav-links a{padding:13px 15px}
      .page-banner{min-height:520px}
      .banner-inner{padding:75px 0}
      section{padding:70px 0}
      .section-head{display:block}
      .section-head p{margin-top:18px}
      .topic-stack{grid-template-columns:1fr}
      .topic-card:first-child{grid-column:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){
      .logo{font-size:15px}
      .logo-mark{width:30px;height:30px}
      .page-banner h1{font-size:40px}
      .page-banner p{font-size:16px}
      .hero-actions .btn{width:100%}
      .intro-copy h2{font-size:29px}
      .scene-grid{grid-template-columns:1fr}
      .scene-step{border-right:0!important;border-bottom:1px solid var(--line)}
      .scene-step:last-child{border-bottom:0}
      .recommend-text{padding:24px}
      .recommend-text h3{font-size:25px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-bottom:7px}
    }

/* roulang page: article */
:root{
      --brick:#a94d35;--brick-dark:#7f3527;--brick-soft:#f4e3dc;
      --ink:#272624;--muted:#706c65;--cream:#f8f5ef;--paper:#fffdf9;
      --sand:#e8ddce;--green:#5b6b58;--line:#e6ded3;
      --shadow:0 18px 45px rgba(65,43,28,.09);--radius:16px;--container:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.75;font-size:16px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(248,245,239,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(230,222,211,.8)}
    .navbar{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;white-space:nowrap}
    .logo-mark{width:34px;height:34px;border-radius:10px 10px 4px 10px;background:var(--brick);display:grid;place-items:center;color:#fff;font-size:15px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{padding:10px 15px;color:#5f5a53;border-radius:9px;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--brick-dark);background:var(--brick-soft)}
    .nav-links a.active{font-weight:700;position:relative}
    .nav-links a.active:after{content:"";position:absolute;bottom:3px;left:15px;right:15px;height:2px;background:var(--brick)}
    .nav-action{padding:11px 18px;border:1px solid var(--brick);color:var(--brick-dark);border-radius:9px;font-weight:700;transition:.25s}
    .nav-action:hover{background:var(--brick);color:#fff}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);border-radius:8px;width:44px;height:44px;font-size:22px;color:var(--brick-dark)}
    .article-banner{position:relative;overflow:hidden;background:#40312b;color:#fff}
    .article-banner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(43,31,26,.9),rgba(43,31,26,.5)),url('/assets/images/backpic/back-2.png') center/cover}
    .banner-inner{position:relative;padding:72px 0 82px}
    .breadcrumb{display:flex;gap:10px;align-items:center;color:#e7d8cf;font-size:14px;margin-bottom:34px;flex-wrap:wrap}
    .breadcrumb a:hover{color:#f0a18a}
    .banner-label,.tag{display:inline-flex;align-items:center;padding:6px 12px;border-radius:30px;font-size:13px;font-weight:700}
    .banner-label{background:rgba(255,255,255,.14);color:#f5c0ae}
    .banner-inner h1{font-size:clamp(34px,5vw,62px);line-height:1.2;letter-spacing:-.04em;max-width:900px;margin:20px 0}
    .banner-summary{max-width:760px;color:#eee2db;font-size:18px}
    .article-meta{display:flex;gap:20px;flex-wrap:wrap;color:#decfc7;font-size:14px;margin-top:28px}
    main{padding:82px 0}
    .reading-layout{display:grid;grid-template-columns:minmax(0,790px) 270px;gap:72px;align-items:start}
    .article-content{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:clamp(28px,5vw,62px);box-shadow:0 8px 25px rgba(65,43,28,.04);overflow:hidden}
    .article-content h2{font-size:30px;line-height:1.35;margin:38px 0 16px;color:var(--brick-dark)}
    .article-content h3{font-size:22px;line-height:1.45;margin:30px 0 12px}
    .article-content p{margin:0 0 20px;color:#46413c}
    .article-content ul,.article-content ol{padding-left:24px;margin:18px 0 24px;color:#46413c}
    .article-content blockquote{margin:30px 0;padding:20px 24px;border-left:4px solid var(--brick);background:var(--brick-soft);color:var(--brick-dark);font-weight:600}
    .article-content img{width:100%;height:auto;border-radius:12px;margin:28px 0}
    .article-content figure{margin:28px 0}
    .article-content figcaption{text-align:center;color:var(--muted);font-size:13px;margin-top:-17px}
    .article-content table{width:100%;border-collapse:collapse;margin:25px 0}
    .article-content th,.article-content td{border:1px solid var(--line);padding:10px 12px;text-align:left}
    .article-content th{background:var(--brick-soft);color:var(--brick-dark)}
    .side-column{position:sticky;top:105px}
    .side-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;margin-bottom:18px}
    .side-card h2{font-size:18px;margin:0 0 16px}
    .side-card a{display:block;padding:9px 0;color:var(--muted);border-bottom:1px solid var(--line);font-size:14px}
    .side-card a:last-child{border:0}
    .side-card a:hover{color:var(--brick)}
    .article-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:36px;padding-top:22px;border-top:1px solid var(--line)}
    .tag{background:var(--brick-soft);color:var(--brick-dark)}
    .empty-state{text-align:center;padding:76px 24px;background:var(--paper);border:1px solid var(--line);border-radius:20px}
    .empty-state h1{font-size:34px;margin:0 0 12px;color:var(--brick-dark)}
    .empty-state p{color:var(--muted);margin-bottom:28px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 21px;border-radius:9px;border:1px solid transparent;font-weight:700;transition:.25s}
    .btn-primary{background:var(--brick);color:#fff}
    .btn-primary:hover{background:#c06148;color:#fff;transform:translateY(-2px)}
    .btn-secondary{background:transparent;border-color:var(--brick);color:var(--brick-dark)}
    .btn-secondary:hover{background:var(--brick-soft)}
    .article-footer{margin-top:34px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .cta{padding:72px 0;background:var(--green);color:#fff}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:clamp(28px,4vw,42px);line-height:1.3;margin:0 0 12px}
    .cta p{color:#e4e8df;margin:0;max-width:650px}
    .cta .btn-primary{background:#f0b19d;color:var(--ink)}
    .cta .btn-primary:hover{background:#fff}
    .site-footer{background:#292521;color:#fff;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:45px}
    .footer-brand{font-weight:800;font-size:18px}
    .site-footer h3{font-size:15px;color:#e9a58f;margin:0 0 14px}
    .site-footer a{display:block;color:#aaa099;font-size:14px;margin:7px 0;transition:.2s}
    .site-footer a:hover{color:#fff}
    .footer-bottom{border-top:1px solid #484039;margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#aaa099;font-size:13px}
    :focus-visible{outline:3px solid rgba(201,112,83,.55);outline-offset:3px}
    @media(max-width:900px){
      .nav-action{display:none}.reading-layout{grid-template-columns:1fr;gap:25px}.side-column{position:static;display:grid;grid-template-columns:1fr 1fr;gap:18px}.side-card{margin:0}.cta-box{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 40px))}.navbar{height:70px}.menu-toggle{display:block}
      .nav-links{display:none;position:absolute;top:70px;left:20px;right:20px;background:var(--paper);padding:12px;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-links a{padding:13px 15px}.banner-inner{padding:48px 0 58px}main{padding:55px 0}.article-content{padding:28px 22px}.side-column{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-bottom{flex-direction:column}
    }
    @media(max-width:480px){
      .logo{font-size:15px}.logo-mark{width:31px;height:31px}.banner-inner h1{font-size:34px}.banner-summary{font-size:16px}.article-footer .btn{width:100%}.cta{padding:55px 0}
    }