/* roulang page: index */
:root{
      --bg:#0f1117;
      --bg-soft:#151a24;
      --surface:#ffffff;
      --surface-2:#f6f3ec;
      --surface-3:#fffaf1;
      --ink:#171717;
      --muted:#666b76;
      --muted-2:#8d93a1;
      --line:#e6dfd3;
      --line-dark:rgba(255,255,255,.14);
      --brand:#d9422f;
      --brand-2:#f6b947;
      --brand-3:#1f8064;
      --accent:#242936;
      --gold:#f5d38c;
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:30px;
      --shadow-sm:0 10px 24px rgba(18,22,30,.08);
      --shadow:0 22px 60px rgba(18,22,30,.14);
      --shadow-dark:0 22px 70px rgba(0,0,0,.34);
      --container:1180px;
      --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      --serif:"Noto Serif SC","Songti SC","SimSun",serif;
      --ease:all .24s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--ink);
      background:
        radial-gradient(circle at 15% 5%, rgba(217,66,47,.16), transparent 28%),
        radial-gradient(circle at 90% 12%, rgba(246,185,71,.16), transparent 28%),
        linear-gradient(180deg,#fffaf1 0%,#f7f2e8 45%,#ffffff 100%);
      line-height:1.65;
      overflow-x:hidden;
    }
    body.nav-open{overflow:hidden}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(217,66,47,.18)}
    :focus-visible{
      outline:3px solid rgba(217,66,47,.32);
      outline-offset:3px;
      border-radius:10px;
    }

    .container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,250,241,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(50,42,32,.12);
    }
    .masthead{
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:22px;
      min-height:96px;
      padding:18px 0 14px;
    }
    .masthead::before,
    .masthead::after{
      content:"";
      height:1px;
      background:linear-gradient(90deg,transparent,rgba(23,23,23,.32),transparent);
    }
    .brand{
      display:flex;
      flex-direction:column;
      align-items:center;
      gap:4px;
      min-width:280px;
      transition:var(--ease);
    }
    .brand:hover{transform:translateY(-1px)}
    .brand-mark{
      font-family:var(--serif);
      font-weight:900;
      font-size:clamp(30px,4vw,52px);
      line-height:1;
      letter-spacing:.04em;
      color:#141414;
      white-space:nowrap;
    }
    .brand-sub{
      font-size:12px;
      letter-spacing:.32em;
      color:var(--muted);
      text-transform:uppercase;
    }
    .nav-row{
      border-top:1px solid rgba(50,42,32,.12);
    }
    .nav-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      min-height:54px;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
    }
    .nav-link{
      position:relative;
      padding:9px 16px;
      border-radius:999px;
      color:#343434;
      font-weight:700;
      font-size:15px;
      transition:var(--ease);
    }
    .nav-link:hover{
      background:rgba(217,66,47,.08);
      color:var(--brand);
    }
    .nav-link.active{
      background:#171717;
      color:#fff;
      box-shadow:0 10px 24px rgba(23,23,23,.16);
    }
    .nav-tools{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .search-pill{
      width:240px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:9px 14px;
      border:1px solid rgba(50,42,32,.16);
      border-radius:999px;
      background:rgba(255,255,255,.68);
      color:var(--muted);
      transition:var(--ease);
    }
    .search-pill:focus-within{
      border-color:rgba(217,66,47,.45);
      box-shadow:0 0 0 4px rgba(217,66,47,.1);
      background:#fff;
    }
    .search-pill input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--ink);
      font-size:14px;
    }
    .search-pill input::placeholder{color:#98938d}
    .menu-toggle{
      display:none;
      width:42px;
      height:42px;
      border-radius:14px;
      background:#171717;
      color:#fff;
      align-items:center;
      justify-content:center;
      box-shadow:var(--shadow-sm);
    }
    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after{
      display:block;
      width:18px;
      height:2px;
      background:#fff;
      border-radius:999px;
      transition:var(--ease);
      content:"";
    }
    .menu-toggle span::before{transform:translateY(-6px)}
    .menu-toggle span::after{transform:translateY(4px)}
    body.nav-open .menu-toggle span{background:transparent}
    body.nav-open .menu-toggle span::before{transform:rotate(45deg)}
    body.nav-open .menu-toggle span::after{transform:rotate(-45deg) translate(1px,-1px)}

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:800;
      border:1px solid transparent;
      transition:var(--ease);
      white-space:nowrap;
      user-select:none;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--brand),#a92518);
      box-shadow:0 14px 28px rgba(217,66,47,.22);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 38px rgba(217,66,47,.30);
    }
    .btn-dark{
      color:#fff;
      background:#151515;
      box-shadow:0 14px 32px rgba(15,17,23,.20);
    }
    .btn-dark:hover{transform:translateY(-2px);background:#2a2a2a}
    .btn-ghost{
      color:#171717;
      background:rgba(255,255,255,.68);
      border-color:rgba(50,42,32,.16);
    }
    .btn-ghost:hover{
      background:#fff;
      border-color:rgba(217,66,47,.35);
      transform:translateY(-2px);
    }
    .btn-soft{
      color:#8e251a;
      background:rgba(217,66,47,.10);
      border-color:rgba(217,66,47,.18);
    }
    .btn-soft:hover{background:rgba(217,66,47,.16);transform:translateY(-2px)}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:6px 11px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      color:#8d2d22;
      background:rgba(217,66,47,.10);
      border:1px solid rgba(217,66,47,.16);
    }
    .badge.dark{
      color:#fff;
      background:rgba(255,255,255,.10);
      border-color:rgba(255,255,255,.16);
    }
    .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--brand);
      box-shadow:0 0 0 4px rgba(217,66,47,.12);
    }

    main{position:relative}
    section{scroll-margin-top:120px}
    .section{
      padding:78px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:30px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--brand);
      font-weight:900;
      letter-spacing:.04em;
      margin-bottom:8px;
      font-size:14px;
    }
    .section-title{
      margin:0;
      font-size:clamp(28px,3.2vw,46px);
      line-height:1.14;
      letter-spacing:-.03em;
      color:#121212;
    }
    .section-desc{
      margin:10px 0 0;
      color:var(--muted);
      max-width:660px;
      font-size:16px;
    }

    .hero{
      padding:52px 0 64px;
    }
    .hero-stage{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      color:#fff;
      background:
        linear-gradient(135deg,rgba(15,17,23,.96),rgba(42,25,20,.94)),
        radial-gradient(circle at 18% 12%,rgba(217,66,47,.55),transparent 34%),
        radial-gradient(circle at 88% 16%,rgba(246,185,71,.34),transparent 35%);
      box-shadow:var(--shadow-dark);
      border:1px solid rgba(255,255,255,.12);
    }
    .hero-stage::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(90deg,rgba(0,0,0,.85),rgba(0,0,0,.22));
      pointer-events:none;
    }
    .hero-top{
      position:relative;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:28px;
      padding:44px;
      align-items:stretch;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      min-height:454px;
    }
    .hero h1{
      margin:18px 0 16px;
      font-size:clamp(38px,5.1vw,70px);
      line-height:1.04;
      letter-spacing:-.055em;
      max-width:720px;
    }
    .hero-intro{
      margin:0;
      max-width:640px;
      color:rgba(255,255,255,.78);
      font-size:18px;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:34px;
    }
    .metric{
      padding:18px;
      border-radius:18px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .metric strong{
      display:block;
      font-size:28px;
      line-height:1;
      color:#fff;
      margin-bottom:8px;
    }
    .metric span{color:rgba(255,255,255,.66);font-size:13px}
    .plan-stack{
      position:relative;
      display:grid;
      grid-template-columns:1fr;
      gap:14px;
      align-content:center;
    }
    .plan-card{
      position:relative;
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
      padding:22px;
      border-radius:24px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.15);
      box-shadow:0 18px 50px rgba(0,0,0,.16);
      transition:var(--ease);
    }
    .plan-card:hover{transform:translateY(-3px);background:rgba(255,255,255,.13)}
    .plan-card.recommended{
      background:#fffaf1;
      color:#171717;
      transform:scale(1.03);
      border-color:rgba(246,185,71,.68);
      box-shadow:0 24px 70px rgba(0,0,0,.34);
    }
    .plan-card.recommended:hover{transform:scale(1.03) translateY(-3px)}
    .plan-label{
      display:flex;
      align-items:center;
      gap:9px;
      margin-bottom:8px;
      font-size:13px;
      font-weight:900;
      color:var(--brand-2);
    }
    .recommended .plan-label{color:var(--brand)}
    .plan-card h2,
    .plan-card h3{
      margin:0 0 6px;
      font-size:24px;
      line-height:1.18;
    }
    .plan-card p{
      margin:0;
      color:rgba(255,255,255,.66);
      font-size:14px;
    }
    .recommended p{color:#66645e}
    .plan-price{
      text-align:right;
      min-width:110px;
    }
    .plan-price b{
      display:block;
      font-size:30px;
      line-height:1;
    }
    .plan-price small{
      display:block;
      color:inherit;
      opacity:.66;
      margin-top:6px;
      font-size:12px;
    }
    .hero-ribbon{
      position:relative;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:1px;
      background:rgba(255,255,255,.10);
      border-top:1px solid rgba(255,255,255,.12);
    }
    .ribbon-item{
      padding:18px 22px;
      background:rgba(255,255,255,.035);
    }
    .ribbon-item b{
      display:block;
      font-size:15px;
      margin-bottom:3px;
    }
    .ribbon-item span{
      color:rgba(255,255,255,.62);
      font-size:13px;
    }

    .commission{
      padding-top:84px;
    }
    .commission-layout{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:28px;
      align-items:start;
    }
    .paper-cover{
      position:sticky;
      top:142px;
      border-radius:var(--radius-lg);
      padding:30px;
      background:
        linear-gradient(145deg,#171717,#2b2020 58%,#8d2b22);
      color:#fff;
      box-shadow:var(--shadow);
      min-height:410px;
      overflow:hidden;
    }
    .paper-cover::after{
      content:"";
      position:absolute;
      right:-90px;
      bottom:-90px;
      width:230px;
      height:230px;
      border-radius:50%;
      background:rgba(246,185,71,.22);
    }
    .paper-cover h2{
      margin:26px 0 12px;
      font-size:34px;
      line-height:1.1;
      letter-spacing:-.03em;
    }
    .paper-cover p{
      margin:0;
      color:rgba(255,255,255,.72);
    }
    .toc{
      position:relative;
      margin-top:30px;
      padding:18px;
      border-radius:18px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .toc-title{font-weight:900;margin-bottom:10px}
    .toc ol{
      margin:0;
      padding-left:20px;
      color:rgba(255,255,255,.72);
    }
    .toc li+li{margin-top:7px}
    .commission-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .feature-card{
      padding:24px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.80);
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .feature-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow);
      border-color:rgba(217,66,47,.25);
    }
    .icon-box{
      width:44px;
      height:44px;
      display:grid;
      place-items:center;
      border-radius:15px;
      background:rgba(217,66,47,.10);
      color:var(--brand);
      font-size:22px;
      margin-bottom:16px;
    }
    .feature-card h3{
      margin:0 0 8px;
      font-size:21px;
      letter-spacing:-.02em;
    }
    .feature-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .feature-card.wide{
      grid-column:1 / -1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
      background:linear-gradient(135deg,#fff,#fff6e3);
    }
    .progress-line{
      width:220px;
      height:12px;
      border-radius:999px;
      background:#eadfce;
      overflow:hidden;
    }
    .progress-line span{
      display:block;
      height:100%;
      width:78%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--brand),var(--brand-2));
    }

    .materials{
      background:#fff;
      border-top:1px solid var(--line);
      border-bottom:1px solid var(--line);
    }
    .materials-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:24px;
      align-items:stretch;
    }
    .asset-board{
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:linear-gradient(180deg,#fff,#fffaf1);
      overflow:hidden;
      box-shadow:var(--shadow-sm);
    }
    .asset-toolbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:16px 18px;
      border-bottom:1px solid var(--line);
      background:#171717;
      color:#fff;
    }
    .status-lights{display:flex;gap:7px}
    .status-lights i{
      width:10px;
      height:10px;
      border-radius:50%;
      background:#ff5f57;
    }
    .status-lights i:nth-child(2){background:#ffbd2e}
    .status-lights i:nth-child(3){background:#28c840}
    .asset-list{
      display:grid;
      gap:0;
    }
    .asset-item{
      display:grid;
      grid-template-columns:72px 1fr auto;
      gap:16px;
      align-items:center;
      padding:20px;
      border-bottom:1px solid var(--line);
      transition:var(--ease);
    }
    .asset-item:last-child{border-bottom:0}
    .asset-item:hover{background:#fff5e5}
    .asset-code{
      width:58px;
      height:58px;
      display:grid;
      place-items:center;
      border-radius:18px;
      background:#171717;
      color:#fff;
      font-weight:900;
    }
    .asset-item h3{
      margin:0 0 3px;
      font-size:18px;
    }
    .asset-item p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .check-list{
      padding:26px;
      border-radius:var(--radius-lg);
      background:#171717;
      color:#fff;
      box-shadow:var(--shadow-dark);
    }
    .check-list h3{
      margin:0 0 10px;
      font-size:25px;
      line-height:1.18;
    }
    .check-list p{
      margin:0 0 18px;
      color:rgba(255,255,255,.70);
    }
    .check-list ul{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px;
      border-radius:15px;
      background:rgba(255,255,255,.08);
      color:rgba(255,255,255,.78);
      font-size:14px;
    }
    .check-list li::before{
      content:"✓";
      flex:0 0 22px;
      height:22px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(246,185,71,.20);
      color:var(--gold);
      font-weight:900;
    }

    .compare-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:start;
    }
    .quote-panel{
      padding:28px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
    }
    .quote-panel blockquote{
      margin:0;
      font-family:var(--serif);
      font-weight:800;
      font-size:28px;
      line-height:1.35;
      color:#171717;
    }
    .quote-panel p{
      margin:18px 0 0;
      color:var(--muted);
    }
    .compare-table{
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid var(--line);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .row{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      border-bottom:1px solid var(--line);
    }
    .row:last-child{border-bottom:0}
    .cell{
      padding:18px;
      border-right:1px solid var(--line);
      min-height:68px;
    }
    .cell:last-child{border-right:0}
    .row.head .cell{
      background:#171717;
      color:#fff;
      font-weight:900;
    }
    .row .cell:nth-child(2){
      background:#fff9ee;
      font-weight:800;
    }
    .row:not(.head) .cell:first-child{
      color:var(--muted);
      font-weight:800;
    }
    .cell small{
      display:block;
      color:var(--muted);
      margin-top:4px;
      font-weight:500;
    }

    .topics{
      background:linear-gradient(180deg,#fffaf1,#ffffff);
    }
    .topic-strip{
      display:grid;
      grid-template-columns:1.1fr .9fr 1fr;
      gap:16px;
    }
    .topic-card{
      position:relative;
      min-height:220px;
      padding:24px;
      border-radius:var(--radius);
      overflow:hidden;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .topic-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow);
    }
    .topic-card::after{
      content:"";
      position:absolute;
      right:-42px;
      bottom:-42px;
      width:130px;
      height:130px;
      border-radius:50%;
      background:rgba(217,66,47,.08);
    }
    .topic-card.dark{
      background:#171717;
      color:#fff;
      border-color:#171717;
    }
    .topic-card.dark p{color:rgba(255,255,255,.68)}
    .topic-card h3{
      margin:14px 0 8px;
      font-size:24px;
      line-height:1.18;
      position:relative;
      z-index:1;
    }
    .topic-card p{
      margin:0;
      color:var(--muted);
      position:relative;
      z-index:1;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
      position:relative;
      z-index:1;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:7px 12px;
      border-radius:999px;
      background:#f2eadc;
      color:#5c5143;
      font-size:13px;
      font-weight:800;
      transition:var(--ease);
    }
    .topic-card.dark .tag{
      background:rgba(255,255,255,.10);
      color:rgba(255,255,255,.78);
    }
    .tag:hover{
      transform:translateY(-2px);
      color:var(--brand);
      background:#fff3df;
    }

    .guide{
      background:#171717;
      color:#fff;
      overflow:hidden;
    }
    .guide .section-title{color:#fff}
    .guide .section-desc{color:rgba(255,255,255,.68)}
    .guide-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      counter-reset:step;
    }
    .guide-card{
      position:relative;
      padding:24px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.075);
      border:1px solid rgba(255,255,255,.12);
      min-height:220px;
      transition:var(--ease);
    }
    .guide-card:hover{
      background:rgba(255,255,255,.10);
      transform:translateY(-4px);
    }
    .guide-card::before{
      counter-increment:step;
      content:"0" counter(step);
      display:inline-flex;
      margin-bottom:28px;
      color:var(--gold);
      font-size:14px;
      font-weight:900;
      letter-spacing:.12em;
    }
    .guide-card h3{
      margin:0 0 8px;
      font-size:21px;
    }
    .guide-card p{
      margin:0;
      color:rgba(255,255,255,.67);
      font-size:15px;
    }

    .news{
      background:#fff;
    }
    .news-layout{
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:28px;
      align-items:start;
    }
    .news-list{
      border-top:2px solid #171717;
    }
    .news-item{
      display:grid;
      grid-template-columns:128px 1fr auto;
      gap:18px;
      align-items:center;
      padding:22px 0;
      border-bottom:1px solid var(--line);
      transition:var(--ease);
    }
    .news-item:hover{
      padding-left:10px;
      border-bottom-color:rgba(217,66,47,.28);
    }
    .news-date{
      color:var(--muted);
      font-weight:900;
      font-size:13px;
      letter-spacing:.08em;
    }
    .news-item a{
      display:block;
      font-size:20px;
      font-weight:900;
      letter-spacing:-.02em;
      transition:var(--ease);
    }
    .news-item a:hover{color:var(--brand)}
    .news-item p{
      margin:5px 0 0;
      color:var(--muted);
      font-size:14px;
    }
    .arrow{
      width:38px;
      height:38px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:#f4ead8;
      color:#6b4f2a;
      transition:var(--ease);
    }
    .news-item:hover .arrow{
      background:var(--brand);
      color:#fff;
      transform:translateX(4px);
    }
    .recommend{
      position:sticky;
      top:142px;
      padding:24px;
      border-radius:var(--radius-lg);
      background:#fffaf1;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
    }
    .recommend h3{
      margin:0 0 14px;
      font-size:24px;
    }
    .recommend-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .recommend-list li{
      padding:14px;
      border-radius:16px;
      background:#fff;
      border:1px solid var(--line);
      transition:var(--ease);
    }
    .recommend-list li:hover{
      transform:translateY(-2px);
      border-color:rgba(217,66,47,.28);
    }
    .recommend-list a{
      font-weight:900;
      display:block;
      margin-bottom:4px;
    }
    .recommend-list span{
      color:var(--muted);
      font-size:13px;
    }

    .join{
      background:linear-gradient(180deg,#fff,#fffaf1);
    }
    .join-box{
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:28px;
      align-items:stretch;
      padding:34px;
      border-radius:var(--radius-lg);
      background:#171717;
      color:#fff;
      box-shadow:var(--shadow-dark);
      overflow:hidden;
      position:relative;
    }
    .join-box::before{
      content:"";
      position:absolute;
      inset:auto -120px -180px auto;
      width:360px;
      height:360px;
      border-radius:50%;
      background:rgba(217,66,47,.28);
    }
    .join-copy,
    .lead-form{position:relative;z-index:1}
    .join-copy h2{
      margin:16px 0 12px;
      font-size:clamp(30px,3.5vw,50px);
      line-height:1.08;
      letter-spacing:-.04em;
    }
    .join-copy p{
      margin:0;
      color:rgba(255,255,255,.70);
      max-width:560px;
    }
    .value-points{
      display:grid;
      gap:12px;
      margin-top:28px;
    }
    .value-point{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.10);
    }
    .value-point b{display:block;margin-bottom:2px}
    .value-point span{color:rgba(255,255,255,.62);font-size:14px}
    .lead-form{
      padding:24px;
      border-radius:24px;
      background:#fffaf1;
      color:#171717;
      box-shadow:0 20px 50px rgba(0,0,0,.22);
    }
    .lead-form h3{
      margin:0 0 8px;
      font-size:26px;
    }
    .lead-form p{
      margin:0 0 18px;
      color:var(--muted);
      font-size:14px;
    }
    .form-grid{
      display:grid;
      gap:13px;
    }
    .field label{
      display:block;
      margin-bottom:6px;
      font-size:13px;
      font-weight:900;
      color:#4d463d;
    }
    .field input,
    .field select,
    .field textarea{
      width:100%;
      border:1px solid #e1d6c8;
      background:#fff;
      border-radius:15px;
      padding:13px 14px;
      color:#171717;
      outline:0;
      transition:var(--ease);
    }
    .field textarea{min-height:96px;resize:vertical}
    .field input:focus,
    .field select:focus,
    .field textarea:focus{
      border-color:rgba(217,66,47,.55);
      box-shadow:0 0 0 4px rgba(217,66,47,.10);
    }
    .form-note{
      margin-top:12px;
      color:var(--muted);
      font-size:12px;
    }

    .faq{
      background:#fff;
      border-top:1px solid var(--line);
    }
    .faq-grid{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:28px;
      align-items:start;
    }
    .faq-aside{
      padding:26px;
      border-radius:var(--radius-lg);
      background:#fffaf1;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
    }
    .faq-aside h2{
      margin:0 0 10px;
      font-size:34px;
      line-height:1.12;
    }
    .faq-aside p{
      margin:0 0 18px;
      color:var(--muted);
    }
    .faq-list{
      display:grid;
      gap:14px;
    }
    .faq-item{
      border:1px solid var(--line);
      border-radius:20px;
      background:#fff;
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      text-align:left;
      padding:20px 22px;
      color:#171717;
      background:#fff;
      font-weight:900;
      transition:var(--ease);
    }
    .faq-q:hover{background:#fff7ea;color:var(--brand)}
    .faq-q i{
      width:28px;
      height:28px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:#f3eadb;
      font-style:normal;
      transition:var(--ease);
      flex:0 0 auto;
    }
    .faq-item.open .faq-q i{
      transform:rotate(45deg);
      background:var(--brand);
      color:#fff;
    }
    .faq-a{
      display:none;
      padding:0 22px 20px;
      color:var(--muted);
      font-size:15px;
    }
    .faq-item.open .faq-a{display:block}

    .floating-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:40;
      width:min(680px, calc(100% - 32px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 14px 12px 18px;
      border-radius:999px;
      background:rgba(23,23,23,.92);
      color:#fff;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 20px 48px rgba(0,0,0,.28);
      backdrop-filter:blur(16px);
    }
    .floating-cta span{
      color:rgba(255,255,255,.72);
      font-size:14px;
    }
    .floating-cta b{color:#fff}

    .site-footer{
      background:#101116;
      color:#fff;
      padding:54px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr .9fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{
      font-family:var(--serif);
      font-weight:900;
      font-size:34px;
      letter-spacing:.02em;
      margin-bottom:12px;
    }
    .footer-text{
      margin:0;
      color:rgba(255,255,255,.62);
      max-width:520px;
    }
    .footer-col h3{
      margin:0 0 12px;
      font-size:16px;
    }
    .footer-links{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:9px;
    }
    .footer-links a,
    .footer-links span{
      color:rgba(255,255,255,.62);
      transition:var(--ease);
      font-size:14px;
    }
    .footer-links a:hover{color:#fff;padding-left:4px}
    .footer-bottom{
      margin-top:36px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.12);
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      color:rgba(255,255,255,.50);
      font-size:13px;
    }

    @media (max-width:1024px){
      .hero-top,
      .commission-layout,
      .materials-grid,
      .compare-wrap,
      .news-layout,
      .join-box,
      .faq-grid{
        grid-template-columns:1fr;
      }
      .hero-copy{min-height:auto}
      .paper-cover,
      .recommend{position:relative;top:auto}
      .topic-strip{grid-template-columns:1fr 1fr}
      .guide-grid{grid-template-columns:repeat(2,1fr)}
      .search-pill{width:200px}
    }

    @media (max-width:768px){
      .container{width:min(100% - 28px, var(--container))}
      .masthead{
        grid-template-columns:1fr auto;
        min-height:78px;
        padding:14px 0;
      }
      .masthead::before,.masthead::after{display:none}
      .brand{
        align-items:flex-start;
        min-width:0;
      }
      .brand-mark{font-size:30px}
      .brand-sub{letter-spacing:.18em}
      .nav-row{border-top:0}
      .nav-inner{min-height:0;padding-bottom:12px}
      .menu-toggle{display:flex}
      .nav-links{
        position:fixed;
        top:91px;
        left:14px;
        right:14px;
        display:grid;
        gap:8px;
        padding:14px;
        background:#fffaf1;
        border:1px solid var(--line);
        border-radius:22px;
        box-shadow:var(--shadow);
        transform:translateY(-16px);
        opacity:0;
        pointer-events:none;
        transition:var(--ease);
      }
      body.nav-open .nav-links{
        opacity:1;
        pointer-events:auto;
        transform:translateY(0);
      }
      .nav-link{
        border-radius:14px;
        padding:12px 14px;
      }
      .search-pill{display:none}
      .section{padding:56px 0}
      .section-head{
        display:block;
      }
      .hero{padding:28px 0 48px}
      .hero-top{padding:24px;gap:22px}
      .hero h1{font-size:38px}
      .hero-intro{font-size:16px}
      .hero-metrics,
      .hero-ribbon{
        grid-template-columns:1fr 1fr;
      }
      .plan-card,
      .plan-card.recommended{
        grid-template-columns:1fr;
        transform:none;
      }
      .plan-card.recommended:hover{transform:translateY(-3px)}
      .plan-price{text-align:left}
      .commission-grid{grid-template-columns:1fr}
      .feature-card.wide{grid-template-columns:1fr}
      .progress-line{width:100%}
      .asset-item{
        grid-template-columns:54px 1fr;
      }
      .asset-item .btn{grid-column:1 / -1}
      .topic-strip{grid-template-columns:1fr}
      .news-item{
        grid-template-columns:1fr auto;
      }
      .news-date{grid-column:1 / -1}
      .row{
        grid-template-columns:1fr;
      }
      .cell{border-right:0;border-bottom:1px solid var(--line)}
      .row .cell:last-child{border-bottom:0}
      .floating-cta{
        border-radius:22px;
        align-items:flex-start;
        flex-direction:column;
      }
      .floating-cta .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
    }

    @media (max-width:520px){
      .hero-actions .btn,
      .lead-form .btn{
        width:100%;
      }
      .hero-metrics,
      .hero-ribbon,
      .guide-grid{
        grid-template-columns:1fr;
      }
      .metric,.ribbon-item{padding:16px}
      .paper-cover{padding:24px;min-height:auto}
      .paper-cover h2{font-size:28px}
      .join-box{padding:22px}
      .lead-form{padding:18px}
      .faq-q{padding:18px}
      .faq-a{padding:0 18px 18px}
    }