/* roulang page: index */
:root{
      --ink:#171412;
      --charcoal:#211b18;
      --charcoal-2:#332722;
      --paper:#fbf6ed;
      --paper-soft:#f3eadc;
      --card:#fffaf2;
      --line:rgba(57,42,32,.14);
      --muted:#736a60;
      --muted-dark:#cbbda7;
      --amber:#f2a63b;
      --amber-2:#ffcf7a;
      --berry:#b84b67;
      --purple:#7b5db8;
      --white:#fffdf8;
      --shadow:0 22px 60px rgba(43,29,18,.12);
      --shadow-soft:0 14px 34px rgba(38,25,15,.08);
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:30px;
      --container:1200px;
      --ease:all .22s ease;
      --header-h:76px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Heiti SC",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at top left, rgba(242,166,59,.16), transparent 34rem),
        linear-gradient(180deg,var(--paper),#fffaf2 54%,var(--paper-soft));
      line-height:1.7;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid rgba(242,166,59,.62);outline-offset:3px;border-radius:10px}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .section{padding:92px 0}
    .section.tight{padding-top:68px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:#6d4a13;background:rgba(242,166,59,.14);
      border:1px solid rgba(242,166,59,.32);
      padding:7px 12px;border-radius:999px;font-size:14px;font-weight:700;
    }
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px rgba(242,166,59,.16)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:32px}
    .section-title{font-size:clamp(28px,4vw,42px);line-height:1.18;letter-spacing:-.02em}
    .section-desc{color:var(--muted);max-width:600px;font-size:17px;margin-top:12px}
    .site-header{
      position:sticky;top:0;z-index:50;height:var(--header-h);
      background:rgba(33,27,24,.86);backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{display:flex;align-items:center;gap:12px;color:var(--white);font-weight:800;letter-spacing:.01em;white-space:nowrap}
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      background:linear-gradient(135deg,var(--amber),#f6d193);
      position:relative;box-shadow:0 10px 24px rgba(242,166,59,.24);
      flex:0 0 auto;
    }
    .brand-mark:before{
      content:"";position:absolute;left:12px;top:10px;
      width:0;height:0;border-top:11px solid transparent;border-bottom:11px solid transparent;border-left:16px solid #241b16;
    }
    .brand-mark:after{
      content:"";position:absolute;inset:5px;border:1px dashed rgba(36,27,22,.38);border-radius:10px;
    }
    .brand span{font-size:20px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{
      color:#eadfce;padding:10px 14px;border-radius:999px;font-size:15px;font-weight:650;
    }
    .nav-links a:hover,.nav-links a.active{color:#241b16;background:var(--amber)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-toggle{
      display:none;width:44px;height:44px;border-radius:14px;background:rgba(255,255,255,.08);color:var(--white);
      align-items:center;justify-content:center;
    }
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{
      display:block;width:20px;height:2px;background:currentColor;border-radius:10px;position:relative;transition:var(--ease)
    }
    .menu-toggle span:before,.menu-toggle span:after{content:"";position:absolute;left:0}
    .menu-toggle span:before{top:-7px}.menu-toggle span:after{top:7px}
    .menu-open .menu-toggle span{background:transparent}
    .menu-open .menu-toggle span:before{top:0;transform:rotate(45deg);background:var(--white)}
    .menu-open .menu-toggle span:after{top:0;transform:rotate(-45deg);background:var(--white)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:12px 20px;border-radius:999px;
      font-weight:800;line-height:1;transition:var(--ease);border:1px solid transparent;
    }
    .btn-primary{background:var(--amber);color:#251a13;box-shadow:0 12px 28px rgba(242,166,59,.26)}
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(242,166,59,.34)}
    .btn-secondary{background:rgba(255,255,255,.08);color:var(--white);border-color:rgba(255,255,255,.2)}
    .btn-secondary:hover{border-color:var(--amber);color:var(--amber);transform:translateY(-3px)}
    .btn-light{background:var(--white);color:var(--ink);border-color:rgba(57,42,32,.12)}
    .btn-light:hover{border-color:var(--amber);color:#8a5610;transform:translateY(-3px)}
    .btn:active{transform:translateY(0);box-shadow:none}
    .hero{
      position:relative;min-height:calc(100vh - var(--header-h));
      padding:92px 0 48px;color:var(--white);overflow:hidden;
      background:
        linear-gradient(110deg,rgba(25,19,16,.98) 0%,rgba(32,24,20,.92) 48%,rgba(32,24,20,.55) 100%),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background:
        radial-gradient(circle at 22% 22%,rgba(242,166,59,.24),transparent 26%),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px) 0 0/42px 42px;
      pointer-events:none;
    }
    .hero-inner{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}
    .hero-copy{max-width:700px}
    .hero h1{
      font-size:clamp(34px,5.4vw,64px);line-height:1.08;letter-spacing:-.04em;margin:18px 0 22px;
    }
    .hero p.lead{font-size:clamp(17px,2vw,20px);color:#eadfce;max-width:640px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:36px}
    .point{
      padding:16px;border-radius:18px;background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(10px)
    }
    .point strong{display:block;font-size:22px;color:var(--amber-2);line-height:1.1}
    .point span{font-size:13px;color:#d7c9b4}
    .poster-stage{position:relative;min-height:530px}
    .poster-main{
      position:absolute;right:26px;top:20px;width:min(430px,90%);height:500px;border-radius:34px;overflow:hidden;
      box-shadow:0 34px 80px rgba(0,0,0,.38);border:1px solid rgba(255,255,255,.14);
      transform:rotate(2deg);
    }
    .poster-main img{width:100%;height:100%;object-fit:cover}
    .poster-main:after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg,transparent 42%,rgba(21,15,12,.88));
    }
    .poster-caption{position:absolute;left:26px;right:26px;bottom:26px;z-index:2}
    .poster-caption .badge{margin-bottom:10px}
    .poster-caption h2{font-size:28px;line-height:1.2}
    .floating-card{
      position:absolute;z-index:3;background:rgba(255,250,242,.94);color:var(--ink);
      border:1px solid rgba(255,255,255,.4);border-radius:22px;padding:14px;box-shadow:var(--shadow);
      backdrop-filter:blur(12px);
    }
    .float-one{left:10px;top:90px;width:230px}
    .float-two{left:64px;bottom:34px;width:268px}
    .mini-cover{height:112px;border-radius:16px;overflow:hidden;margin-bottom:12px}
    .mini-cover img{width:100%;height:100%;object-fit:cover}
    .floating-card h3{font-size:17px;line-height:1.35;margin-bottom:6px}
    .floating-card p{font-size:13px;color:var(--muted);line-height:1.55}
    .badge{
      display:inline-flex;align-items:center;gap:6px;
      padding:6px 10px;border-radius:999px;font-size:13px;font-weight:800;
      color:#6b3e05;background:rgba(242,166,59,.18);border:1px solid rgba(242,166,59,.34);
    }
    .badge.dark{color:#ffe0a2;background:rgba(242,166,59,.12);border-color:rgba(242,166,59,.28)}
    .ticker{
      position:relative;margin-top:56px;border-radius:22px;
      background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);
      padding:14px;display:flex;align-items:center;gap:12px;overflow:hidden;
    }
    .ticker-label{flex:0 0 auto;background:var(--amber);color:#241b16;border-radius:999px;padding:8px 12px;font-weight:900;font-size:14px}
    .ticker-track{display:flex;gap:10px;white-space:nowrap;overflow:auto;scrollbar-width:none}
    .ticker-track::-webkit-scrollbar{display:none}
    .ticker-track a{color:#f2e7d8;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.06)}
    .ticker-track a:hover{color:var(--amber)}
    .feature-mosaic{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}
    .feature-card{
      background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
      padding:28px;box-shadow:var(--shadow-soft);transition:var(--ease);position:relative;overflow:hidden;
    }
    .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .feature-card.large{min-height:360px;background:linear-gradient(135deg,#fffaf2,#f7ead5)}
    .feature-card:after{
      content:"";position:absolute;right:-44px;bottom:-54px;width:170px;height:170px;border-radius:50%;
      background:rgba(242,166,59,.12);
    }
    .feature-icon{
      width:54px;height:54px;border-radius:18px;background:#2a211d;color:var(--amber);
      display:grid;place-items:center;font-size:24px;margin-bottom:18px;
    }
    .feature-card h3{font-size:clamp(22px,2.6vw,30px);line-height:1.22;margin-bottom:12px;position:relative;z-index:1}
    .feature-card p{color:var(--muted);font-size:16px;position:relative;z-index:1}
    .feature-link{display:inline-flex;align-items:center;gap:8px;margin-top:22px;color:#8a5610;font-weight:850;position:relative;z-index:1}
    .feature-link:hover{gap:13px;text-decoration:underline}
    .feature-stack{display:grid;gap:24px}
    .guide-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(340px,.98fr);gap:28px;align-items:stretch}
    .guide-hero{
      min-height:520px;border-radius:var(--radius-lg);overflow:hidden;position:relative;
      border:1px solid var(--line);box-shadow:var(--shadow);background:#211b18;
    }
    .guide-hero img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
    .guide-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.06),rgba(28,18,12,.88))}
    .guide-content{position:absolute;left:30px;right:30px;bottom:30px;z-index:2;color:var(--white)}
    .guide-content h3{font-size:34px;line-height:1.2;margin:12px 0}
    .guide-content p{color:#eadfce;margin-bottom:22px}
    .guide-list{display:grid;gap:16px}
    .guide-item{
      background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;
      display:grid;grid-template-columns:auto 1fr;gap:16px;box-shadow:var(--shadow-soft);transition:var(--ease);
    }
    .guide-item:hover{transform:translateX(5px);box-shadow:var(--shadow)}
    .guide-date{width:62px;height:62px;border-radius:18px;background:#2a211d;color:var(--amber-2);display:grid;place-items:center;font-weight:900}
    .guide-item h3{font-size:20px;margin-bottom:6px}
    .guide-item p{color:var(--muted);font-size:15px}
    .updates-wrap{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:28px;align-items:start}
    .updates-list{display:grid;gap:16px}
    .update-card{
      background:var(--card);border:1px solid var(--line);border-radius:24px;padding:22px;
      box-shadow:var(--shadow-soft);transition:var(--ease);display:grid;grid-template-columns:1fr auto;gap:18px;
    }
    .update-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(242,166,59,.45)}
    .update-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
    .update-card h3{font-size:22px;line-height:1.35;margin-bottom:8px}
    .update-card h3 a:hover{color:#9d620e}
    .update-card p{
      color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    }
    .update-arrow{
      align-self:center;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
      background:rgba(242,166,59,.14);color:#8a5610;font-weight:900;transition:var(--ease)
    }
    .update-card:hover .update-arrow{background:var(--amber);color:#241b16;transform:translateX(4px)}
    .side-card{
      position:sticky;top:96px;background:#261f1b;color:var(--white);border-radius:28px;padding:26px;
      border:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow);overflow:hidden;
    }
    .side-card:before{
      content:"";position:absolute;right:-70px;top:-70px;width:180px;height:180px;border-radius:50%;
      background:rgba(242,166,59,.18);
    }
    .side-card h3{font-size:25px;line-height:1.25;margin-bottom:12px;position:relative}
    .side-card p{color:#d7c9b4;margin-bottom:20px;position:relative}
    .search-box{
      position:relative;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
      border-radius:18px;padding:10px;display:flex;gap:8px;margin:18px 0;
    }
    .search-box input{
      min-width:0;flex:1;background:transparent;border:0;color:var(--white);padding:10px 8px;outline:0;
    }
    .search-box input::placeholder{color:#b9ab99}
    .search-box:focus-within{border-color:var(--amber);box-shadow:0 0 0 4px rgba(242,166,59,.15)}
    .search-box button{border-radius:14px;background:var(--amber);color:#211713;font-weight:900;padding:0 14px}
    .empty-state{
      background:linear-gradient(135deg,#fffaf2,#f1e4d1);border:1px dashed rgba(126,83,21,.36);
      border-radius:26px;padding:34px;text-align:center;color:var(--muted);
    }
    .empty-icon{width:62px;height:62px;border-radius:22px;background:rgba(242,166,59,.16);display:grid;place-items:center;margin:0 auto 14px;font-size:28px}
    .empty-state strong{display:block;color:var(--ink);font-size:22px;margin-bottom:6px}
    .timeline{
      background:var(--charcoal);color:var(--white);border-radius:34px;padding:36px;
      border:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow);
    }
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:28px;position:relative}
    .step{
      position:relative;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);
      border-radius:22px;padding:22px;transition:var(--ease)
    }
    .step:hover{transform:translateY(-4px);background:rgba(255,255,255,.1)}
    .step-num{color:var(--amber);font-size:28px;font-weight:950;line-height:1;margin-bottom:14px}
    .step h3{font-size:20px;margin-bottom:8px}
    .step p{color:#d6c8b3;font-size:15px}
    .trust-strip{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
    .trust-item{
      background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:24px;padding:24px;
      box-shadow:var(--shadow-soft);
    }
    .trust-item strong{font-size:34px;color:#9d620e;line-height:1}
    .trust-item p{color:var(--muted);margin-top:8px}
    .faq-layout{display:grid;grid-template-columns:360px 1fr;gap:34px;align-items:start}
    .faq-list{display:grid;gap:14px}
    .faq-item{
      background:var(--card);border:1px solid var(--line);border-radius:22px;overflow:hidden;
      box-shadow:var(--shadow-soft);
    }
    .faq-question{
      width:100%;background:transparent;color:var(--ink);display:flex;justify-content:space-between;align-items:center;
      padding:20px 22px;text-align:left;font-weight:900;font-size:17px;
    }
    .faq-question span:last-child{width:28px;height:28px;border-radius:50%;background:rgba(242,166,59,.18);display:grid;place-items:center;transition:var(--ease)}
    .faq-answer{max-height:0;overflow:hidden;transition:max-height .26s ease}
    .faq-answer p{padding:0 22px 20px 22px;color:var(--muted);border-left:4px solid var(--amber);margin-left:22px}
    .faq-item.open .faq-answer{max-height:180px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg);background:var(--amber)}
    .cta{
      padding:76px 0;background:
        linear-gradient(120deg,rgba(33,27,24,.96),rgba(59,39,29,.92)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:var(--white);position:relative;overflow:hidden;
    }
    .cta:after{
      content:"";position:absolute;inset:auto -10% -45% auto;width:420px;height:420px;border-radius:50%;
      background:rgba(242,166,59,.14);
    }
    .cta-box{position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta h2{font-size:clamp(28px,4vw,44px);line-height:1.18;margin-bottom:12px}
    .cta p{color:#eadfce;max-width:700px}
    .site-footer{
      background:#17120f;color:#efe5d7;padding:56px 0 24px;border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:34px;margin-bottom:34px}
    .footer-brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:20px;margin-bottom:14px}
    .footer-brand .brand-mark{width:38px;height:38px;border-radius:13px}
    .footer-text{color:#c9baa6;max-width:520px}
    .footer-col h3{font-size:17px;margin-bottom:14px;color:#fff8ed}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:#c9baa6}
    .footer-links a:hover{color:var(--amber);transform:translateX(4px)}
    .footer-bottom{
      padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#a99b89;font-size:14px;
    }
    @media (max-width:1024px){
      .hero-inner,.feature-mosaic,.guide-grid,.updates-wrap,.faq-layout{grid-template-columns:1fr}
      .poster-stage{min-height:520px;max-width:720px;margin:auto}
      .side-card{position:relative;top:auto}
      .steps,.trust-strip{grid-template-columns:repeat(2,1fr)}
      .section-head{align-items:flex-start;flex-direction:column}
    }
    @media (max-width:820px){
      :root{--header-h:66px}
      .container{width:min(100% - 28px,var(--container))}
      .nav-links{
        position:absolute;left:14px;right:14px;top:76px;display:none;flex-direction:column;align-items:stretch;
        background:#241d19;border:1px solid rgba(255,255,255,.1);border-radius:22px;padding:12px;box-shadow:var(--shadow);
      }
      .menu-open .nav-links{display:flex}
      .nav-links a{padding:14px 16px}
      .nav-actions .btn{display:none}
      .menu-toggle{display:flex}
      .hero{padding:66px 0 34px;min-height:auto}
      .hero-inner{gap:34px}
      .hero-points{grid-template-columns:1fr}
      .poster-stage{min-height:430px}
      .poster-main{right:0;left:20px;width:calc(100% - 40px);height:390px}
      .float-one{display:none}
      .float-two{left:0;bottom:0;width:min(300px,86%)}
      .guide-hero{min-height:430px}
      .guide-content{left:22px;right:22px;bottom:22px}
      .guide-content h3{font-size:28px}
      .update-card{grid-template-columns:1fr}
      .update-arrow{justify-self:start}
      .cta-box{flex-direction:column;align-items:flex-start}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:560px){
      .section{padding:64px 0}
      .brand span{font-size:18px}
      .hero-actions,.cta .hero-actions{display:grid;grid-template-columns:1fr;width:100%}
      .btn{width:100%}
      .ticker{align-items:flex-start;flex-direction:column}
      .feature-card,.timeline{padding:22px}
      .steps,.trust-strip{grid-template-columns:1fr}
      .guide-item{grid-template-columns:1fr}
      .guide-date{width:54px;height:54px}
      .faq-question{font-size:16px;padding:18px}
      .poster-stage{min-height:390px}
      .poster-main{height:350px;border-radius:26px}
      .float-two{display:none}
      .footer-bottom{display:block}
    }

/* roulang page: article */
:root{
      --ink:#171412;
      --charcoal:#211b18;
      --charcoal-2:#332722;
      --paper:#fbf6ed;
      --paper-soft:#f3eadc;
      --card:#fffaf2;
      --line:rgba(57,42,32,.14);
      --muted:#736a60;
      --muted-dark:#cbbda7;
      --amber:#f2a63b;
      --amber-2:#ffcf7a;
      --berry:#b84b67;
      --purple:#7b5db8;
      --white:#fffdf8;
      --shadow:0 22px 60px rgba(43,29,18,.12);
      --shadow-soft:0 14px 34px rgba(38,25,15,.08);
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:30px;
      --container:1200px;
      --ease:all .22s ease;
      --header-h:76px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Heiti SC",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 6% 0, rgba(242,166,59,.14), transparent 34rem),
        radial-gradient(circle at 92% 12%, rgba(184,75,103,.10), transparent 28rem),
        linear-gradient(180deg,var(--paper),#fffaf2 54%,var(--paper-soft));
      line-height:1.7;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:#8a5610}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(242,166,59,.35);color:var(--ink)}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .section{padding:88px 0}
    .section.tight{padding-top:58px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:#6d4a13;background:rgba(242,166,59,.14);
      border:1px solid rgba(242,166,59,.32);
      padding:7px 12px;border-radius:999px;font-size:14px;font-weight:800;
    }
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px rgba(242,166,59,.16)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:32px}
    .section-title{font-size:clamp(28px,4vw,42px);line-height:1.18;letter-spacing:-.02em;margin:0}
    .section-desc{color:var(--muted);max-width:600px;font-size:17px;margin:12px 0 0}

    .site-header{
      position:sticky;top:0;z-index:50;height:var(--header-h);
      background:rgba(33,27,24,.88);backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{display:flex;align-items:center;gap:12px;color:var(--white);font-weight:800;letter-spacing:.01em;white-space:nowrap}
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      background:linear-gradient(135deg,var(--amber),#f6d193);
      position:relative;box-shadow:0 10px 24px rgba(242,166,59,.24);
      flex:0 0 auto;
    }
    .brand-mark:before{
      content:"";position:absolute;left:12px;top:10px;
      width:0;height:0;border-top:11px solid transparent;border-bottom:11px solid transparent;border-left:16px solid #241b16;
    }
    .brand-mark:after{content:"";position:absolute;inset:5px;border:1px dashed rgba(36,27,22,.38);border-radius:10px}
    .brand span{font-size:20px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{
      color:#eadfce;padding:10px 14px;border-radius:999px;font-size:15px;font-weight:650;
    }
    .nav-links a:hover,.nav-links a.active{color:#241b16;background:var(--amber)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-toggle{
      display:none;width:44px;height:44px;border-radius:14px;background:rgba(255,255,255,.08);color:var(--white);
      align-items:center;justify-content:center;
    }
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{
      display:block;width:20px;height:2px;background:currentColor;border-radius:10px;position:relative;transition:var(--ease)
    }
    .menu-toggle span:before,.menu-toggle span:after{content:"";position:absolute;left:0}
    .menu-toggle span:before{top:-7px}
    .menu-toggle span:after{top:7px}
    .menu-open .menu-toggle span{background:transparent}
    .menu-open .menu-toggle span:before{top:0;transform:rotate(45deg);background:var(--white)}
    .menu-open .menu-toggle span:after{top:0;transform:rotate(-45deg);background:var(--white)}

    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:12px 20px;border-radius:999px;
      font-weight:800;line-height:1;transition:var(--ease);border:1px solid transparent;
    }
    .btn-primary{background:var(--amber);color:#251a13;box-shadow:0 12px 28px rgba(242,166,59,.26)}
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(242,166,59,.34);color:#251a13}
    .btn-secondary{background:rgba(255,255,255,.08);color:var(--white);border-color:rgba(255,255,255,.2)}
    .btn-secondary:hover{border-color:var(--amber);color:var(--amber);transform:translateY(-3px)}
    .btn-light{background:var(--white);color:var(--ink);border-color:rgba(57,42,32,.12)}
    .btn-light:hover{border-color:var(--amber);color:#8a5610;transform:translateY(-3px)}
    .btn:active{transform:translateY(0);box-shadow:none}
    .btn:focus-visible,.nav-links a:focus-visible,.brand:focus-visible,.footer-links a:focus-visible,.article-body a:focus-visible{
      outline:3px solid rgba(242,166,59,.55);
      outline-offset:3px;
      border-radius:14px;
    }

    .article-hero{
      position:relative;
      padding:58px 0 42px;
      background:
        linear-gradient(100deg,rgba(33,27,24,.96),rgba(33,27,24,.82)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:var(--white);
      overflow:hidden;
    }
    .article-hero:before{
      content:"";
      position:absolute;inset:0;
      background:
        radial-gradient(circle at 16% 22%,rgba(242,166,59,.24),transparent 24rem),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px) 0 0/44px 44px;
      pointer-events:none;
    }
    .article-hero .container{position:relative;z-index:1}
    .breadcrumb-line{
      display:flex;align-items:center;flex-wrap:wrap;gap:8px;
      color:#eadfce;font-size:14px;margin-bottom:22px;
    }
    .breadcrumb-line a{color:#ffe0a7;font-weight:700}
    .breadcrumb-line a:hover{text-decoration:underline;text-underline-offset:4px}
    .breadcrumb-line .sep{opacity:.45}
    .article-kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px}
    .badge{
      display:inline-flex;align-items:center;gap:6px;
      padding:7px 12px;border-radius:999px;
      background:rgba(242,166,59,.14);
      border:1px solid rgba(242,166,59,.32);
      color:#6d4a13;font-weight:800;font-size:13px;
    }
    .article-hero .badge{color:#ffe0a7;background:rgba(242,166,59,.14);border-color:rgba(242,166,59,.38)}
    .badge.berry{background:rgba(184,75,103,.10);border-color:rgba(184,75,103,.22);color:#8d314b}
    .article-hero h1{
      max-width:920px;
      font-size:clamp(30px,4.3vw,48px);
      line-height:1.18;
      letter-spacing:-.025em;
      margin:0;
      font-weight:850;
    }
    .article-summary{
      max-width:860px;
      margin:18px 0 0;
      color:#eadfce;
      font-size:18px;
      line-height:1.78;
    }
    .article-meta{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;
      margin-top:24px;color:#d6c9b6;font-size:14px;
    }
    .meta-dot{width:5px;height:5px;border-radius:999px;background:rgba(242,166,59,.72)}

    .article-shell{
      display:grid;
      grid-template-columns:minmax(0,820px) 320px;
      gap:38px;
      align-items:start;
    }
    .article-main{min-width:0}
    .cover-card{
      margin:-26px 0 28px;
      position:relative;
      border-radius:var(--radius-lg);
      overflow:hidden;
      box-shadow:var(--shadow);
      border:1px solid rgba(255,255,255,.5);
      background:var(--card);
    }
    .cover-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
    .cover-card:after{
      content:"";
      position:absolute;inset:auto 0 0 0;height:44%;
      background:linear-gradient(180deg,transparent,rgba(23,20,18,.38));
      pointer-events:none;
    }
    .cover-caption{
      position:absolute;left:22px;bottom:18px;right:22px;z-index:1;
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      color:var(--white);font-size:14px;font-weight:700;
    }
    .reading-card{
      background:rgba(255,250,242,.92);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
      padding:38px;
    }

    .article-body{
      font-size:18px;
      line-height:1.88;
      color:#2d2823;
      word-break:break-word;
    }
    .article-body > *:first-child{margin-top:0}
    .article-body p{margin:0 0 1.3em}
    .article-body h2{
      position:relative;
      margin:2.15em 0 .8em;
      padding-left:18px;
      font-size:clamp(24px,3vw,32px);
      line-height:1.28;
      font-weight:850;
      letter-spacing:-.015em;
      color:var(--ink);
    }
    .article-body h2:before{
      content:"";
      position:absolute;left:0;top:.2em;
      width:5px;height:1.05em;border-radius:999px;background:linear-gradient(180deg,var(--amber),var(--berry));
    }
    .article-body h3{
      margin:1.75em 0 .72em;
      font-size:clamp(20px,2.4vw,25px);
      line-height:1.32;
      font-weight:800;
      color:#221b16;
    }
    .article-body h4{margin:1.5em 0 .55em;font-size:20px;font-weight:800}
    .article-body a{
      color:#94600e;
      font-weight:750;
      text-decoration:underline;
      text-decoration-color:rgba(242,166,59,.46);
      text-underline-offset:4px;
    }
    .article-body a:hover{color:#6f3f05;text-decoration-color:var(--amber)}
    .article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.35em}
    .article-body li{margin:.45em 0}
    .article-body blockquote{
      margin:1.6em 0;
      padding:20px 24px;
      border-left:5px solid var(--amber);
      border-radius:0 var(--radius) var(--radius) 0;
      background:linear-gradient(90deg,rgba(242,166,59,.16),rgba(255,250,242,.88));
      color:#4a3d31;
      font-weight:650;
    }
    .article-body img{
      margin:2em auto .7em;
      border-radius:24px;
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(57,42,32,.10);
    }
    .article-body figure{margin:2em 0;text-align:center}
    .article-body figcaption{margin-top:10px;color:var(--muted);font-size:14px}
    .article-body table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:1.7em 0;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:18px;
      background:var(--white);
      font-size:16px;
    }
    .article-body th,.article-body td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
    .article-body th{background:rgba(242,166,59,.13);font-weight:850;color:#3a2b20}
    .article-body tr:last-child td{border-bottom:0}
    .article-body pre,.article-body code{
      border-radius:14px;
      background:#2b211c;
      color:#ffe6b8;
      font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
    }
    .article-body code{padding:.16em .38em;font-size:.92em}
    .article-body pre{padding:18px;overflow:auto;font-size:15px;line-height:1.7}
    .article-empty{
      text-align:center;
      padding:72px 24px;
      border-radius:var(--radius);
      background:
        linear-gradient(135deg,rgba(242,166,59,.14),rgba(184,75,103,.08)),
        var(--white);
      border:1px dashed rgba(242,166,59,.48);
    }
    .article-empty .empty-icon{
      width:62px;height:62px;margin:0 auto 18px;border-radius:22px;
      background:linear-gradient(135deg,var(--amber),#f8d493);
      position:relative;
      box-shadow:0 16px 34px rgba(242,166,59,.24);
    }
    .article-empty .empty-icon:before{
      content:"";position:absolute;left:23px;top:18px;
      width:0;height:0;border-top:13px solid transparent;border-bottom:13px solid transparent;border-left:19px solid #2b211c;
    }
    .article-empty h2{font-size:28px;margin:0 0 10px}
    .article-empty p{color:var(--muted);margin:0 0 22px}

    .sidebar{position:sticky;top:calc(var(--header-h) + 24px);display:grid;gap:18px}
    .side-card{
      background:rgba(255,250,242,.92);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
      padding:22px;
    }
    .side-card.dark{
      color:var(--white);
      background:
        linear-gradient(135deg,rgba(33,27,24,.96),rgba(51,39,34,.94)),
        url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
      border-color:rgba(255,255,255,.10);
      overflow:hidden;
      position:relative;
    }
    .side-card.dark:before{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(135deg,rgba(33,27,24,.88),rgba(33,27,24,.58));
      pointer-events:none;
    }
    .side-card.dark > *{position:relative;z-index:1}
    .side-card h2,.side-card h3{font-size:20px;margin:0 0 14px;font-weight:850}
    .side-card p{margin:0;color:var(--muted);font-size:15px}
    .side-card.dark p{color:#eadfce}
    .side-list{display:grid;gap:14px;margin-top:12px}
    .side-link{
      display:block;
      padding:14px;
      border-radius:16px;
      background:rgba(243,234,220,.62);
      border:1px solid rgba(57,42,32,.10);
    }
    .side-link:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(43,29,18,.10);border-color:rgba(242,166,59,.40);color:var(--ink)}
    .side-link strong{display:block;font-size:15px;line-height:1.45;margin-bottom:6px}
    .side-link span{color:var(--muted);font-size:13px}
    .tip-list{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:10px}
    .tip-list li{
      display:flex;gap:9px;color:#4b4037;font-size:14px;
    }
    .tip-list li:before{content:"";width:7px;height:7px;margin-top:9px;border-radius:50%;background:var(--amber);flex:0 0 auto}

    .article-tools{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
      margin-top:24px;
    }
    .tool-card{
      background:var(--white);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:20px;
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .tool-card:hover{transform:translateY(-4px);border-color:rgba(242,166,59,.45);box-shadow:var(--shadow)}
    .tool-card small{display:block;color:var(--muted);font-weight:800;margin-bottom:6px}
    .tool-card strong{display:block;font-size:18px;line-height:1.42}
    .tool-card .arrow{display:inline-flex;margin-top:12px;color:#8a5610;font-weight:850}
    .tool-card:hover .arrow{transform:translateX(5px)}

    .recommend-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
    }
    .feature-rec{
      position:relative;
      min-height:318px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      color:var(--white);
      padding:28px;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      background:
        linear-gradient(180deg,rgba(25,19,16,.08),rgba(25,19,16,.86)),
        url('/assets/images/coverpic/cover-4.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .feature-rec h3{font-size:28px;line-height:1.22;margin:12px 0 10px;font-weight:850}
    .feature-rec p{color:#eadfce;margin:0 0 18px;max-width:560px}
    .mini-rec-list{display:grid;gap:16px}
    .mini-rec{
      display:grid;
      grid-template-columns:92px 1fr;
      gap:16px;
      align-items:center;
      background:var(--white);
      border:1px solid var(--line);
      border-radius:22px;
      padding:14px;
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .mini-rec:hover{transform:translateY(-4px);border-color:rgba(242,166,59,.45);box-shadow:var(--shadow)}
    .mini-rec img{width:92px;height:74px;object-fit:cover;border-radius:16px}
    .mini-rec h3{font-size:17px;line-height:1.42;margin:0 0 6px;font-weight:850}
    .mini-rec p{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

    .cta-panel{
      position:relative;
      border-radius:var(--radius-lg);
      padding:42px;
      overflow:hidden;
      color:var(--white);
      background:
        radial-gradient(circle at 18% 22%,rgba(242,166,59,.28),transparent 24rem),
        linear-gradient(135deg,#211b18,#3a2921 58%,#251b18);
      box-shadow:var(--shadow);
    }
    .cta-panel:before{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px) 0 0/36px 36px;
      pointer-events:none;
    }
    .cta-panel > *{position:relative;z-index:1}
    .cta-panel h2{font-size:clamp(28px,4vw,42px);line-height:1.18;margin:0 0 12px;font-weight:850}
    .cta-panel p{max-width:720px;color:#eadfce;margin:0 0 24px;font-size:17px}
    .cta-actions{display:flex;gap:14px;flex-wrap:wrap}

    .site-footer{
      background:
        radial-gradient(circle at 18% 0,rgba(242,166,59,.18),transparent 28rem),
        linear-gradient(180deg,#211b18,#171412);
      color:var(--white);
      padding:58px 0 26px;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:36px}
    .footer-brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:850;margin-bottom:14px}
    .footer-text{color:var(--muted-dark);max-width:540px;margin:0}
    .footer-col h3{font-size:17px;margin:0 0 14px;color:#fff2da}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:var(--muted-dark);font-weight:650}
    .footer-links a:hover{color:var(--amber);transform:translateX(3px)}
    .footer-bottom{
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
      margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);
      color:#a99b87;font-size:14px;
    }

    @media (max-width:1100px){
      :root{--header-h:70px}
      .nav-links{gap:2px}
      .nav-links a{padding:9px 10px;font-size:14px}
      .article-shell{grid-template-columns:minmax(0,1fr) 290px;gap:26px}
      .reading-card{padding:30px}
    }
    @media (max-width:992px){
      .nav-actions .btn{display:none}
      .menu-toggle{display:flex}
      .nav-links{
        position:absolute;left:20px;right:20px;top:calc(var(--header-h) + 12px);
        display:grid;gap:8px;padding:14px;
        background:rgba(33,27,24,.96);
        border:1px solid rgba(255,255,255,.10);
        border-radius:22px;
        box-shadow:0 24px 60px rgba(0,0,0,.28);
        opacity:0;visibility:hidden;transform:translateY(-8px);
        transition:var(--ease);
      }
      .menu-open .nav-links{opacity:1;visibility:visible;transform:translateY(0)}
      .nav-links a{padding:13px 14px}
      .article-shell{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:repeat(2,1fr)}
      .side-card.dark{grid-column:1/-1}
      .recommend-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:768px){
      :root{--header-h:66px}
      .container{width:min(var(--container),calc(100% - 28px))}
      .section{padding:64px 0}
      .article-hero{padding:38px 0 34px}
      .breadcrumb-line{font-size:13px}
      .article-summary{font-size:16px}
      .cover-card{margin:-14px 0 22px;border-radius:24px}
      .cover-caption{position:static;background:#241b16;padding:14px 16px}
      .reading-card{padding:24px;border-radius:24px}
      .article-body{font-size:17px;line-height:1.86}
      .article-body table{display:block;overflow-x:auto;white-space:nowrap}
      .sidebar{grid-template-columns:1fr}
      .article-tools{grid-template-columns:1fr}
      .mini-rec{grid-template-columns:78px 1fr}
      .mini-rec img{width:78px;height:68px}
      .cta-panel{padding:30px 24px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:grid}
    }
    @media (max-width:520px){
      .brand span{font-size:18px}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .section-head{display:block}
      .btn{width:100%;min-height:48px}
      .article-kicker{gap:8px}
      .article-meta{gap:9px}
      .reading-card{padding:20px}
      .article-body{font-size:16.5px}
      .feature-rec{min-height:280px;padding:22px}
      .feature-rec h3{font-size:24px}
      .mini-rec{grid-template-columns:1fr}
      .mini-rec img{width:100%;height:auto;aspect-ratio:16/9}
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}