/* roulang page: index */
:root{
      --rose:#B45A6A;
      --rose-dark:#944456;
      --rose-soft:#F5DDE1;
      --terracotta:#D98C6A;
      --sage:#8FA998;
      --cocoa:#5B463F;
      --ink:#2F2522;
      --muted:#7B6A63;
      --line:#E7D7D2;
      --ivory:#FFF8F1;
      --blush:#F8ECE7;
      --warm:#F4EFEA;
      --white:#FFFFFF;
      --shadow:0 12px 34px rgba(80,50,45,.08);
      --shadow-hover:0 18px 48px rgba(80,50,45,.13);
      --radius-sm:14px;
      --radius-md:22px;
      --radius-lg:32px;
      --radius-pill:999px;
      --container:1220px;
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 8%, rgba(180,90,106,.12), transparent 34%),
        radial-gradient(circle at 88% 18%, rgba(217,140,106,.14), transparent 30%),
        linear-gradient(180deg,var(--ivory) 0%,#fff 42%,var(--warm) 100%);
      line-height:1.78;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--rose)}
    img,svg{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:var(--rose-soft);color:var(--ink)}
    .site-container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .section{padding:92px 0}
    .section-tight{padding:68px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 13px;border-radius:var(--radius-pill);
      background:rgba(180,90,106,.1);color:var(--rose-dark);
      border:1px solid rgba(180,90,106,.16);
      font-size:13px;font-weight:700;letter-spacing:.02em;
    }
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--terracotta)}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-title{max-width:720px}
    h1,h2,h3{margin:0;color:var(--ink);letter-spacing:-.02em}
    h1{font-size:clamp(34px,5vw,56px);line-height:1.15;font-weight:800}
    h2{font-size:clamp(28px,3vw,38px);line-height:1.25;font-weight:800;margin-top:14px}
    h3{font-size:21px;line-height:1.35;font-weight:760}
    p{margin:0;color:var(--muted)}
    .lead{font-size:17px;line-height:1.9;color:#6F5D56}
    .btn-brand,.btn-soft,.btn-deep{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:12px 22px;border-radius:var(--radius-pill);
      border:1px solid transparent;font-weight:750;transition:var(--ease);
      box-shadow:none;white-space:nowrap;
    }
    .btn-brand{background:var(--rose);color:#fff;box-shadow:0 12px 24px rgba(180,90,106,.2)}
    .btn-brand:hover,.btn-brand:focus{background:var(--rose-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(180,90,106,.28)}
    .btn-soft{background:rgba(255,248,241,.82);color:var(--ink);border-color:rgba(180,90,106,.28)}
    .btn-soft:hover,.btn-soft:focus{background:var(--rose-soft);border-color:rgba(180,90,106,.42);color:var(--rose-dark);transform:translateY(-1px)}
    .btn-deep{background:var(--cocoa);color:#fff}
    .btn-deep:hover,.btn-deep:focus{background:#46342f;color:#fff;transform:translateY(-2px)}
    .btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:760;color:var(--rose-dark)}
    .btn-text span{transition:var(--ease)}
    .btn-text:hover span{transform:translateX(4px)}
    .btn-brand:focus-visible,.btn-soft:focus-visible,.btn-deep:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,button:focus-visible{
      outline:3px solid rgba(180,90,106,.24);outline-offset:3px;
    }
    .top-note{
      background:linear-gradient(90deg,rgba(248,236,231,.88),rgba(255,248,241,.92));
      border-bottom:1px solid rgba(231,215,210,.82);
      color:#765f57;font-size:14px;
    }
    .top-note .site-container{display:flex;justify-content:space-between;gap:20px;padding:9px 0}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(255,248,241,.9);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(231,215,210,.78);
    }
    .navbar{padding:14px 0}
    .brand-logo{
      display:flex;align-items:center;gap:10px;font-weight:850;color:var(--ink);
      letter-spacing:-.03em;min-width:228px;
    }
    .brand-mark{
      width:38px;height:38px;border-radius:15px;
      background:linear-gradient(135deg,var(--rose),var(--terracotta));
      display:grid;place-items:center;color:#fff;font-weight:900;
      box-shadow:0 10px 24px rgba(180,90,106,.22);
    }
    .nav-chip-wrap{display:flex;align-items:center;gap:8px;justify-content:center}
    .nav-chip{
      padding:9px 16px;border-radius:var(--radius-pill);font-size:14px;font-weight:750;
      color:#6E5B54;border:1px solid transparent;background:rgba(255,255,255,.42)
    }
    .nav-chip:hover{background:rgba(180,90,106,.11);color:var(--rose-dark)}
    .nav-chip.active{background:var(--cocoa);color:#fff;border-color:rgba(91,70,63,.2)}
    .navbar-toggler{border:1px solid var(--line);border-radius:14px;padding:8px 10px;background:#fff8}
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(180,90,106,.16)}
    .hero{position:relative;padding:86px 0 72px;overflow:hidden}
    .hero:before{
      content:"";position:absolute;inset:36px auto auto -70px;width:260px;height:260px;border-radius:50%;
      border:1px solid rgba(180,90,106,.18);background:rgba(245,221,225,.28);
    }
    .hero-grid{display:grid;grid-template-columns:minmax(0,1.03fr) minmax(380px,.8fr);gap:56px;align-items:center;position:relative}
    .hero-copy{max-width:720px}
    .hero-copy .lead{margin-top:22px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:30px 0 22px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
    .trust-tag{
      display:inline-flex;align-items:center;gap:7px;padding:8px 12px;border-radius:var(--radius-pill);
      background:rgba(255,255,255,.72);border:1px solid rgba(231,215,210,.8);color:#69564f;font-size:13px;font-weight:650;
    }
    .trust-tag:before{content:"";width:6px;height:6px;background:var(--sage);border-radius:50%}
    .editor-board{
      position:relative;min-height:510px;border-radius:40px;
      background:linear-gradient(145deg,rgba(255,255,255,.72),rgba(248,236,231,.8));
      border:1px solid rgba(231,215,210,.9);box-shadow:var(--shadow);
      padding:28px;overflow:hidden;
    }
    .editor-board:before{
      content:"";position:absolute;right:-50px;top:-70px;width:230px;height:230px;border-radius:46% 54% 55% 45%;
      background:rgba(217,140,106,.22);
    }
    .board-main{
      position:relative;height:275px;border-radius:30px;padding:24px;
      background:linear-gradient(135deg,#F9E5DF,#FFF8F1 58%,#EAF0EA);
      border:1px solid rgba(180,90,106,.14);overflow:hidden;
    }
    .board-main .cover-lines{position:absolute;left:24px;right:24px;bottom:26px;display:grid;gap:10px}
    .cover-lines i{display:block;height:9px;border-radius:99px;background:rgba(91,70,63,.16)}
    .cover-lines i:nth-child(1){width:72%}.cover-lines i:nth-child(2){width:52%}.cover-lines i:nth-child(3){width:84%}
    .board-title{position:relative;font-weight:850;font-size:28px;color:var(--cocoa);max-width:260px;line-height:1.25}
    .float-card{
      position:absolute;background:rgba(255,255,255,.9);border:1px solid rgba(231,215,210,.9);
      border-radius:24px;box-shadow:var(--shadow);padding:16px;
    }
    .float-card.one{right:22px;top:205px;width:190px}
    .float-card.two{left:24px;bottom:26px;width:210px}
    .float-card.three{right:30px;bottom:36px;width:160px;background:#F1F6F1}
    .mini-label{font-size:12px;color:var(--muted);font-weight:700}
    .mini-value{font-size:28px;font-weight:850;color:var(--rose-dark);line-height:1.1;margin-top:6px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
    .tag{display:inline-flex;padding:6px 10px;border-radius:999px;background:rgba(180,90,106,.1);color:var(--rose-dark);font-size:12px;font-weight:700}
    .ability-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:34px;align-items:start}
    .ability-note{
      position:sticky;top:96px;padding:32px;border-radius:var(--radius-lg);
      background:var(--cocoa);color:#fff;box-shadow:var(--shadow);
    }
    .ability-note h2{color:#fff;margin-top:12px}
    .ability-note p{color:#E9DCD4;margin-top:16px}
    .ability-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .ability-card{
      min-height:220px;padding:26px;border-radius:28px;background:rgba(255,255,255,.72);
      border:1px solid rgba(231,215,210,.9);box-shadow:var(--shadow);transition:var(--ease);
    }
    .ability-card:nth-child(2),.ability-card:nth-child(3){transform:translateY(24px)}
    .ability-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(180,90,106,.34)}
    .ability-card:nth-child(2):hover,.ability-card:nth-child(3):hover{transform:translateY(18px)}
    .card-no{width:42px;height:42px;border-radius:16px;display:grid;place-items:center;background:var(--rose-soft);color:var(--rose-dark);font-weight:850;margin-bottom:22px}
    .ability-card p{margin-top:10px}
    .stats-panel{
      display:grid;grid-template-columns:repeat(4,1fr);
      background:linear-gradient(135deg,#FFF,#F8ECE7);
      border:1px solid rgba(231,215,210,.9);border-radius:34px;box-shadow:var(--shadow);overflow:hidden;
    }
    .stat-item{padding:30px 26px;position:relative}
    .stat-item:not(:last-child){border-right:1px solid rgba(231,215,210,.8)}
    .stat-number{font-size:38px;line-height:1;font-weight:900;color:var(--rose-dark);letter-spacing:-.04em}
    .stat-text{margin-top:10px;color:var(--muted);font-size:14px}
    .showcase-section{background:linear-gradient(180deg,rgba(248,236,231,.55),rgba(255,248,241,.2));border-top:1px solid rgba(231,215,210,.55);border-bottom:1px solid rgba(231,215,210,.55)}
    .showcase-track{display:grid;grid-template-columns:1.2fr .85fr .95fr;gap:18px;align-items:stretch}
    .case-card{
      display:flex;flex-direction:column;min-height:330px;padding:24px;border-radius:30px;
      background:#fff;border:1px solid rgba(231,215,210,.9);box-shadow:var(--shadow);transition:var(--ease);overflow:hidden;
    }
    .case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:rgba(180,90,106,.35)}
    .case-cover{height:118px;border-radius:22px;margin-bottom:20px;background:linear-gradient(135deg,var(--rose-soft),#FFF8F1 55%,rgba(143,169,152,.32));position:relative;overflow:hidden}
    .case-cover:after{content:"";position:absolute;right:20px;top:20px;width:68px;height:68px;border-radius:50%;border:1px solid rgba(91,70,63,.18)}
    .case-card.featured{min-height:390px;background:linear-gradient(145deg,#fff,#FFF8F1)}
    .case-card.featured .case-cover{height:160px;background:linear-gradient(135deg,#E8C7CE,#F8ECE7 48%,#DCE8DE)}
    .case-card p{margin-top:10px}
    .case-tags{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 24px}
    .case-card .btn-text{margin-top:auto}
    .process{
      display:grid;grid-template-columns:repeat(4,1fr);gap:0;
      border:1px solid rgba(231,215,210,.9);border-radius:34px;overflow:hidden;background:rgba(255,255,255,.7);box-shadow:var(--shadow);
    }
    .process-step{padding:30px 24px;position:relative}
    .process-step:not(:last-child){border-right:1px solid rgba(231,215,210,.82)}
    .step-dot{
      width:46px;height:46px;border-radius:18px;background:var(--cocoa);color:#fff;
      display:grid;place-items:center;font-weight:850;margin-bottom:20px;
    }
    .process-step:nth-child(even) .step-dot{background:var(--rose)}
    .process-step p{margin-top:10px;font-size:15px}
    .proof-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:stretch}
    .proof-card{
      border-radius:32px;border:1px solid rgba(231,215,210,.9);background:rgba(255,255,255,.72);
      padding:30px;box-shadow:var(--shadow);
    }
    .proof-list{display:grid;gap:14px}
    .proof-item{display:flex;gap:14px;padding:16px;border-radius:22px;background:rgba(255,248,241,.8);border:1px solid rgba(231,215,210,.65)}
    .proof-icon{flex:0 0 34px;width:34px;height:34px;border-radius:14px;background:rgba(143,169,152,.22);display:grid;place-items:center;color:#5F7E6A;font-weight:900}
    .faq-wrap{max-width:900px;margin:0 auto}
    .accordion{display:grid;gap:12px}
    .accordion-item{
      border:1px solid rgba(231,215,210,.9)!important;border-radius:22px!important;overflow:hidden;
      background:rgba(255,255,255,.78);box-shadow:0 8px 22px rgba(80,50,45,.05);
    }
    .accordion-button{
      background:rgba(255,255,255,.86)!important;color:var(--ink)!important;
      font-weight:760;padding:20px 24px;box-shadow:none!important;line-height:1.5;
    }
    .accordion-button:not(.collapsed){background:var(--ivory)!important;color:var(--rose-dark)!important}
    .accordion-button:focus{box-shadow:0 0 0 4px rgba(180,90,106,.14)!important;border-color:transparent}
    .accordion-button::after{filter:hue-rotate(130deg) saturate(.8);opacity:.75}
    .accordion-body{padding:0 24px 22px;color:var(--muted);line-height:1.85;background:var(--ivory)}
    .contact-section{padding:88px 0}
    .contact-panel{
      display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;
      padding:34px;border-radius:38px;background:linear-gradient(135deg,var(--cocoa),#6C524A);
      color:#fff;box-shadow:0 24px 60px rgba(91,70,63,.18);overflow:hidden;position:relative;
    }
    .contact-panel:before{content:"";position:absolute;right:-80px;top:-90px;width:260px;height:260px;border-radius:50%;background:rgba(217,140,106,.18)}
    .contact-copy{position:relative;padding:18px 10px}
    .contact-copy h2{color:#fff}
    .contact-copy p{color:#EADDD5;margin-top:16px}
    .contact-points{display:grid;gap:12px;margin-top:24px}
    .contact-points li{list-style:none;color:#F4E8E1;display:flex;gap:10px;align-items:flex-start}
    .contact-points li:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--terracotta);margin-top:10px;flex:0 0 auto}
    .form-card{
      position:relative;background:rgba(255,248,241,.96);border-radius:30px;padding:28px;
      border:1px solid rgba(255,255,255,.5);box-shadow:var(--shadow);
    }
    .form-label{font-weight:730;color:var(--ink);font-size:14px;margin-bottom:8px}
    .form-control,.form-select{
      border-radius:16px;border:1px solid rgba(231,215,210,.95);min-height:52px;
      color:var(--ink);background:#fff;padding:12px 15px;
    }
    .form-control::placeholder{color:#AA9890}
    .form-control:focus,.form-select:focus{
      border-color:rgba(180,90,106,.65);box-shadow:0 0 0 4px rgba(180,90,106,.12);
    }
    textarea.form-control{min-height:124px;resize:vertical}
    .form-hint{font-size:13px;color:#8B7971;margin-top:12px}
    .site-footer{background:#3C302C;color:#F7ECE5;padding-top:58px}
    .footer-grid{display:grid;grid-template-columns:1.15fr .65fr .9fr;gap:36px;padding-bottom:40px}
    .footer-logo{display:flex;align-items:center;gap:10px;font-weight:850;font-size:18px}
    .footer-logo .brand-mark{width:36px;height:36px}
    .footer-desc{color:#CDBDB5;margin-top:14px;max-width:440px}
    .footer-title{font-weight:800;margin-bottom:14px;color:#fff}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#D9CAC2;min-height:34px;display:inline-flex;align-items:center}
    .footer-links a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--terracotta);text-underline-offset:5px}
    .footer-info{color:#D9CAC2;display:grid;gap:8px}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;color:#BFAFA7;font-size:14px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    @media (max-width: 1199px){
      .hero-grid{grid-template-columns:1fr .82fr;gap:34px}
      .editor-board{min-height:470px}
      .showcase-track{grid-template-columns:1fr 1fr}
      .case-card.featured{grid-column:1 / -1}
    }
    @media (max-width: 991px){
      .site-container{width:min(100% - 32px,var(--container))}
      .section{padding:66px 0}
      .top-note .site-container{justify-content:center;text-align:center}
      .top-note span:last-child{display:none}
      .navbar-collapse{padding-top:14px}
      .nav-chip-wrap{justify-content:flex-start;align-items:stretch;flex-direction:column;background:rgba(255,255,255,.55);border:1px solid rgba(231,215,210,.8);border-radius:20px;padding:10px}
      .nav-chip{display:block;text-align:center}
      .hero{padding:58px 0 58px}
      .hero-grid,.ability-wrap,.proof-grid,.contact-panel{grid-template-columns:1fr}
      .editor-board{max-width:620px;margin:0 auto;width:100%}
      .ability-note{position:relative;top:auto}
      .ability-card:nth-child(2),.ability-card:nth-child(3){transform:none}
      .ability-card:nth-child(2):hover,.ability-card:nth-child(3):hover{transform:translateY(-4px)}
      .stats-panel{grid-template-columns:1fr 1fr}
      .stat-item:nth-child(2){border-right:none}
      .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid rgba(231,215,210,.8)}
      .process{grid-template-columns:1fr 1fr}
      .process-step:nth-child(2){border-right:none}
      .process-step:nth-child(1),.process-step:nth-child(2){border-bottom:1px solid rgba(231,215,210,.82)}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1 / -1}
    }
    @media (max-width: 767px){
      .site-container{width:min(100% - 24px,var(--container))}
      .section-head{display:block}
      .section-head .btn-soft{margin-top:18px}
      .hero-actions .btn-brand,.hero-actions .btn-soft{width:100%}
      .editor-board{min-height:410px;padding:18px;border-radius:30px}
      .board-main{height:230px}
      .float-card.one{right:14px;top:176px;width:156px}
      .float-card.two{left:18px;bottom:22px;width:178px}
      .float-card.three{display:none}
      .board-title{font-size:23px}
      .ability-list,.showcase-track{grid-template-columns:1fr}
      .stats-panel,.process{grid-template-columns:1fr}
      .stat-item,.process-step{border-right:none!important}
      .stat-item:not(:last-child),.process-step:not(:last-child){border-bottom:1px solid rgba(231,215,210,.82)}
      .contact-panel{padding:22px;border-radius:30px}
      .form-card{padding:22px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:6px}
    }
    @media (max-width: 480px){
      .brand-logo{min-width:0;font-size:15px}
      .brand-mark{width:34px;height:34px;border-radius:13px}
      h1{font-size:32px}
      .lead{font-size:16px}
      .float-card.one{display:none}
      .float-card.two{right:16px;left:16px;width:auto}
      .case-card,.ability-card,.proof-card{padding:22px;border-radius:24px}
    }

/* roulang page: category1 */
:root{
      --rose:#B45A6A;
      --rose-dark:#963F50;
      --rose-soft:#F3DDE0;
      --terracotta:#D98C6A;
      --sage:#8FA998;
      --cocoa:#5B463F;
      --text:#2F2522;
      --muted:#7B6A63;
      --line:#E7D7D2;
      --bg:#FFF8F1;
      --bg-soft:#F8ECE7;
      --bg-warm:#F4EFEA;
      --white:#FFFFFF;
      --footer:#3C302D;
      --shadow:0 12px 34px rgba(80,50,45,.08);
      --shadow-hover:0 18px 48px rgba(80,50,45,.13);
      --radius:26px;
      --radius-lg:34px;
      --radius-sm:16px;
      --container:1200px;
      --speed:.22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 12%, rgba(217,140,106,.16), transparent 28%),
        radial-gradient(circle at 90% 6%, rgba(180,90,106,.12), transparent 30%),
        linear-gradient(180deg,var(--bg),#fff 38%,var(--bg-warm));
      line-height:1.78;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:color var(--speed),background var(--speed),border-color var(--speed),transform var(--speed),box-shadow var(--speed)}
    img{max-width:100%;height:auto;display:block}
    button,input,select,textarea{font:inherit}
    input,select,textarea{outline:none}
    ::selection{background:rgba(180,90,106,.22)}
    .site-container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .section{padding:86px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(180,90,106,.18);
      background:rgba(255,248,241,.76);
      color:var(--rose-dark);
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
      box-shadow:0 8px 24px rgba(80,50,45,.05);
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--terracotta);
      box-shadow:0 0 0 4px rgba(217,140,106,.14);
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:28px;
      margin-bottom:30px;
    }
    .section-title{
      margin:12px 0 0;
      font-size:clamp(28px,3vw,38px);
      line-height:1.22;
      font-weight:800;
      letter-spacing:-.02em;
    }
    .section-desc{
      max-width:620px;
      margin:0;
      color:var(--muted);
      font-size:16px;
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--rose-dark);
      font-weight:700;
      white-space:nowrap;
    }
    .text-link::after{content:"→";transition:transform var(--speed)}
    .text-link:hover::after{transform:translateX(4px)}
    .text-link:hover{text-decoration:underline;text-underline-offset:5px}
    .btn-brand,.btn-soft,.btn-darkline{
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      padding:12px 22px;
      font-weight:750;
      border:1px solid transparent;
      cursor:pointer;
      line-height:1.2;
      transition:background var(--speed),border-color var(--speed),transform var(--speed),box-shadow var(--speed),color var(--speed);
    }
    .btn-brand{
      background:var(--rose);
      color:#fff;
      box-shadow:0 12px 26px rgba(180,90,106,.24);
    }
    .btn-brand:hover,.btn-brand:active{
      background:var(--rose-dark);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 16px 34px rgba(180,90,106,.28);
    }
    .btn-soft{
      background:rgba(255,248,241,.88);
      color:var(--text);
      border-color:rgba(180,90,106,.24);
    }
    .btn-soft:hover{
      background:var(--rose-soft);
      color:var(--rose-dark);
      transform:translateY(-2px);
      box-shadow:var(--shadow);
    }
    .btn-darkline{
      background:transparent;
      color:#fff;
      border-color:rgba(255,248,241,.34);
    }
    .btn-darkline:hover{
      background:rgba(255,248,241,.12);
      color:#fff;
      transform:translateY(-2px);
    }
    a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(180,90,106,.28);
      outline-offset:3px;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,248,241,.9);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(120,88,80,.12);
    }
    .navbar{padding:14px 0}
    .brand-logo,.footer-logo{
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-weight:850;
      color:var(--text);
      letter-spacing:-.02em;
      white-space:nowrap;
    }
    .brand-logo:hover{color:var(--rose-dark)}
    .brand-mark{
      width:38px;
      height:38px;
      display:inline-grid;
      place-items:center;
      border-radius:14px;
      background:linear-gradient(135deg,var(--rose),var(--terracotta));
      color:#fff;
      box-shadow:0 12px 24px rgba(180,90,106,.22);
      font-weight:900;
    }
    .nav-chip-wrap{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:7px;
      border:1px solid rgba(120,88,80,.12);
      background:rgba(255,255,255,.54);
      border-radius:999px;
      box-shadow:0 8px 22px rgba(80,50,45,.04);
    }
    .nav-chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:8px 16px;
      border-radius:999px;
      color:var(--muted);
      font-weight:700;
      font-size:14px;
    }
    .nav-chip:hover{
      color:var(--rose-dark);
      background:rgba(180,90,106,.1);
    }
    .nav-chip.active{
      color:#fff;
      background:var(--cocoa);
      box-shadow:0 8px 18px rgba(91,70,63,.16);
    }
    .navbar-toggler{
      border:1px solid rgba(120,88,80,.18);
      border-radius:14px;
      padding:8px 10px;
      background:rgba(255,255,255,.64);
    }
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(180,90,106,.14)}
    .navbar-toggler-icon{
      width:1.2em;
      height:1.2em;
      background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2847,37,34,.82%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    .category-hero{
      padding:54px 0 48px;
      position:relative;
    }
    .breadcrumb-line{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:14px;
      margin-bottom:18px;
    }
    .breadcrumb-line a{color:var(--rose-dark);font-weight:700}
    .breadcrumb-line span:not(:last-child)::after{
      content:"/";
      margin-left:8px;
      color:#B9A7A0;
      font-weight:400;
    }
    .hero-panel{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:34px;
      align-items:stretch;
      padding:38px;
      border:1px solid rgba(120,88,80,.13);
      border-radius:var(--radius-lg);
      background:
        linear-gradient(135deg, rgba(255,248,241,.96), rgba(248,236,231,.84)),
        radial-gradient(circle at 80% 18%, rgba(143,169,152,.22), transparent 32%);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-panel::after{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      right:-90px;
      bottom:-100px;
      border-radius:50%;
      border:32px solid rgba(180,90,106,.08);
    }
    .hero-copy{position:relative;z-index:1}
    .hero-copy h1{
      margin:14px 0 16px;
      max-width:760px;
      font-size:clamp(34px,5vw,54px);
      line-height:1.14;
      font-weight:880;
      letter-spacing:-.04em;
    }
    .hero-copy p{
      max-width:720px;
      margin:0;
      color:var(--muted);
      font-size:17px;
      line-height:1.9;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .hero-chips{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:26px;
    }
    .topic-chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid rgba(120,88,80,.13);
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .topic-chip.active{
      color:var(--rose-dark);
      background:rgba(180,90,106,.1);
      border-color:rgba(180,90,106,.22);
    }
    .hero-board{
      position:relative;
      z-index:1;
      min-height:360px;
      border-radius:30px;
      background:
        linear-gradient(145deg,rgba(91,70,63,.94),rgba(128,84,78,.92)),
        radial-gradient(circle at 20% 20%, rgba(217,140,106,.3), transparent 38%);
      padding:24px;
      color:#fff;
      overflow:hidden;
      box-shadow:0 22px 50px rgba(91,70,63,.2);
    }
    .hero-board::before{
      content:"";
      position:absolute;
      inset:18px;
      border:1px solid rgba(255,248,241,.14);
      border-radius:24px;
      pointer-events:none;
    }
    .board-head{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      position:relative;
      z-index:1;
    }
    .board-kicker{
      color:#F5DED6;
      font-size:13px;
      font-weight:750;
    }
    .board-dot{
      display:flex;
      gap:6px;
    }
    .board-dot i{
      width:8px;
      height:8px;
      display:block;
      border-radius:50%;
      background:rgba(255,248,241,.5);
    }
    .board-cover{
      margin-top:24px;
      min-height:142px;
      border-radius:24px;
      background:
        linear-gradient(135deg,rgba(255,248,241,.2),rgba(217,140,106,.24)),
        repeating-linear-gradient(45deg,rgba(255,255,255,.08) 0 1px, transparent 1px 10px);
      border:1px solid rgba(255,248,241,.18);
      padding:20px;
      position:relative;
      z-index:1;
    }
    .board-cover strong{
      display:block;
      max-width:280px;
      font-size:22px;
      line-height:1.35;
    }
    .board-cover span{
      display:inline-flex;
      margin-top:16px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,248,241,.14);
      color:#FFEFE8;
      font-size:12px;
      font-weight:700;
    }
    .board-list{
      position:relative;
      z-index:1;
      display:grid;
      gap:10px;
      margin-top:16px;
    }
    .board-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 14px;
      border-radius:18px;
      background:rgba(255,248,241,.1);
      border:1px solid rgba(255,248,241,.12);
      color:#FFF7F1;
      font-size:14px;
    }
    .board-item em{
      font-style:normal;
      color:#F2D4CB;
      font-size:12px;
    }

    .category-layout{
      display:grid;
      grid-template-columns:286px minmax(0,1fr);
      gap:30px;
      align-items:start;
    }
    .side-panel{
      position:sticky;
      top:96px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(120,88,80,.13);
      box-shadow:var(--shadow);
      padding:20px;
    }
    .side-title{
      font-size:15px;
      font-weight:850;
      margin-bottom:14px;
    }
    .side-nav{
      display:grid;
      gap:8px;
    }
    .side-nav a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:10px;
      min-height:44px;
      padding:10px 12px;
      border-radius:16px;
      color:var(--muted);
      font-weight:700;
      border:1px solid transparent;
    }
    .side-nav a:hover,.side-nav a.active{
      color:var(--rose-dark);
      background:rgba(180,90,106,.1);
      border-color:rgba(180,90,106,.16);
    }
    .side-nav small{
      color:#A28D85;
      font-weight:800;
    }
    .side-note{
      margin-top:18px;
      padding:16px;
      border-radius:20px;
      background:linear-gradient(135deg,rgba(143,169,152,.16),rgba(255,248,241,.9));
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      border:1px solid rgba(143,169,152,.22);
    }
    .content-stack{
      display:grid;
      gap:22px;
    }
    .feature-card,.topic-card,.banner-cta,.recommend-card{
      border:1px solid rgba(120,88,80,.13);
      background:rgba(255,255,255,.78);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      transition:transform var(--speed),box-shadow var(--speed),border-color var(--speed),background var(--speed);
    }
    .feature-card:hover,.topic-card:hover,.recommend-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(180,90,106,.28);
    }
    .feature-card{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      padding:24px;
      overflow:hidden;
    }
    .cover-block{
      min-height:258px;
      border-radius:24px;
      background:
        radial-gradient(circle at 28% 24%, rgba(255,248,241,.72), transparent 24%),
        linear-gradient(135deg,rgba(180,90,106,.76),rgba(217,140,106,.64)),
        repeating-linear-gradient(135deg,rgba(255,255,255,.12) 0 1px, transparent 1px 11px);
      position:relative;
      overflow:hidden;
    }
    .cover-block::after{
      content:"";
      position:absolute;
      right:-36px;
      bottom:-36px;
      width:150px;
      height:150px;
      border-radius:50%;
      border:26px solid rgba(255,248,241,.24);
    }
    .cover-label{
      position:absolute;
      left:18px;
      top:18px;
      display:inline-flex;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,248,241,.86);
      color:var(--rose-dark);
      font-size:13px;
      font-weight:800;
    }
    .card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:12px;
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      padding:6px 10px;
      background:rgba(180,90,106,.1);
      color:var(--rose-dark);
      font-size:12px;
      font-weight:800;
    }
    .badge-sage{
      background:rgba(143,169,152,.16);
      color:#536E5E;
    }
    .feature-card h2,.topic-card h3,.recommend-card h3{
      margin:0 0 10px;
      font-weight:850;
      letter-spacing:-.02em;
      line-height:1.32;
    }
    .feature-card h2{font-size:28px}
    .feature-card p,.topic-card p,.recommend-card p{
      margin:0;
      color:var(--muted);
    }
    .feature-points{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:10px;
      margin:18px 0 22px;
      padding:0;
      list-style:none;
    }
    .feature-points li{
      padding:10px 12px;
      border-radius:16px;
      background:var(--bg);
      color:var(--cocoa);
      font-weight:700;
      font-size:14px;
      border:1px solid rgba(120,88,80,.09);
    }
    .card-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:22px;
    }
    .topic-card{
      padding:22px;
      display:flex;
      flex-direction:column;
      min-height:260px;
    }
    .topic-card .mini-cover{
      height:92px;
      border-radius:20px;
      margin-bottom:18px;
      background:
        linear-gradient(135deg,rgba(143,169,152,.28),rgba(248,236,231,.85)),
        repeating-linear-gradient(90deg,rgba(91,70,63,.08) 0 1px,transparent 1px 12px);
      position:relative;
      overflow:hidden;
    }
    .topic-card:nth-child(2n) .mini-cover{
      background:
        linear-gradient(135deg,rgba(217,140,106,.25),rgba(255,248,241,.9)),
        repeating-linear-gradient(45deg,rgba(180,90,106,.08) 0 1px,transparent 1px 12px);
    }
    .mini-cover::after{
      content:"";
      position:absolute;
      width:88px;
      height:88px;
      border-radius:50%;
      right:-22px;
      top:-24px;
      background:rgba(255,255,255,.36);
    }
    .topic-card h3{font-size:21px}
    .topic-card p{
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
      line-height:1.75;
      min-height:82px;
    }
    .topic-foot{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      margin-top:auto;
      padding-top:18px;
      color:#9B867E;
      font-size:13px;
      border-top:1px solid rgba(120,88,80,.1);
    }
    .banner-cta{
      display:grid;
      grid-template-columns:1fr auto;
      align-items:center;
      gap:22px;
      padding:28px;
      background:
        radial-gradient(circle at 18% 20%, rgba(255,248,241,.34), transparent 28%),
        linear-gradient(135deg,var(--cocoa),#7D5B53);
      color:#fff;
      overflow:hidden;
      position:relative;
    }
    .banner-cta::after{
      content:"";
      position:absolute;
      width:190px;
      height:190px;
      border-radius:50%;
      border:28px solid rgba(255,248,241,.08);
      right:-58px;
      bottom:-70px;
    }
    .banner-cta>*{position:relative;z-index:1}
    .banner-cta h2{
      margin:8px 0 8px;
      font-size:26px;
      line-height:1.3;
      font-weight:850;
    }
    .banner-cta p{
      margin:0;
      color:#E9D7D1;
      max-width:680px;
    }

    .process-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .process-item{
      padding:22px;
      border-radius:24px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(120,88,80,.12);
      box-shadow:0 10px 28px rgba(80,50,45,.055);
      position:relative;
    }
    .process-num{
      width:36px;
      height:36px;
      display:grid;
      place-items:center;
      border-radius:14px;
      background:rgba(180,90,106,.12);
      color:var(--rose-dark);
      font-weight:900;
      margin-bottom:14px;
    }
    .process-item h3{
      font-size:18px;
      margin:0 0 8px;
      font-weight:850;
    }
    .process-item p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.72;
    }

    .recommend-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .recommend-card{
      padding:22px;
      min-height:190px;
      background:linear-gradient(180deg,rgba(255,255,255,.82),rgba(255,248,241,.72));
    }
    .recommend-card h3{font-size:19px}
    .recommend-card p{
      font-size:14px;
      line-height:1.72;
      margin-bottom:16px;
    }

    .faq-wrap{
      max-width:920px;
      margin-inline:auto;
    }
    .accordion{
      display:grid;
      gap:12px;
    }
    .accordion-item{
      border:1px solid rgba(120,88,80,.14)!important;
      border-radius:20px!important;
      background:rgba(255,255,255,.76);
      overflow:hidden;
      box-shadow:0 8px 22px rgba(80,50,45,.045);
    }
    .accordion-button{
      padding:18px 22px;
      color:var(--text);
      background:rgba(255,255,255,.72);
      font-weight:800;
      border:0;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--rose-dark);
      background:rgba(248,236,231,.86);
    }
    .accordion-button::after{
      width:18px;
      height:18px;
      background-size:18px;
      filter:sepia(35%) saturate(700%) hue-rotate(300deg) brightness(85%);
    }
    .accordion-button:focus{
      box-shadow:0 0 0 4px rgba(180,90,106,.14)!important;
      border-color:transparent;
    }
    .accordion-body{
      padding:0 22px 20px;
      color:var(--muted);
      line-height:1.85;
      background:rgba(255,255,255,.72);
    }

    .contact-section{
      padding:78px 0;
    }
    .contact-panel{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:30px;
      padding:34px;
      border-radius:var(--radius-lg);
      background:
        radial-gradient(circle at 12% 18%,rgba(217,140,106,.22),transparent 28%),
        linear-gradient(135deg,#4F3E39,var(--footer));
      color:#fff;
      box-shadow:0 20px 58px rgba(60,48,45,.22);
    }
    .contact-panel h2{
      margin:14px 0 14px;
      font-size:clamp(28px,3.5vw,40px);
      line-height:1.22;
      font-weight:850;
    }
    .contact-panel p{color:#EADBD5;margin:0;max-width:560px}
    .contact-points{
      display:grid;
      gap:12px;
      margin-top:24px;
      padding:0;
      list-style:none;
    }
    .contact-points li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#F9EEE8;
    }
    .contact-points li::before{
      content:"";
      width:9px;
      height:9px;
      flex:0 0 9px;
      margin-top:10px;
      border-radius:50%;
      background:var(--terracotta);
      box-shadow:0 0 0 5px rgba(217,140,106,.14);
    }
    .form-card{
      background:rgba(255,248,241,.96);
      color:var(--text);
      border-radius:28px;
      padding:24px;
      border:1px solid rgba(255,248,241,.38);
      box-shadow:0 18px 44px rgba(40,28,25,.16);
    }
    .form-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .form-field.full{grid-column:1/-1}
    .form-label{
      font-weight:750;
      color:var(--cocoa);
      margin-bottom:7px;
      font-size:14px;
    }
    .form-control,.form-select{
      min-height:50px;
      border-radius:16px;
      border:1px solid rgba(120,88,80,.18);
      background:#fff;
      color:var(--text);
      padding:12px 14px;
      box-shadow:none!important;
    }
    textarea.form-control{min-height:118px;resize:vertical}
    .form-control::placeholder{color:#B09D95}
    .form-control:focus,.form-select:focus{
      border-color:rgba(180,90,106,.64);
      box-shadow:0 0 0 4px rgba(180,90,106,.12)!important;
    }
    .form-hint{
      margin:12px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }

    .site-footer{
      background:var(--footer);
      color:#FFF8F1;
      padding:58px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .8fr 1fr;
      gap:46px;
      padding-bottom:34px;
    }
    .footer-logo .brand-mark{
      width:36px;
      height:36px;
      border-radius:13px;
    }
    .footer-desc{
      max-width:420px;
      margin:16px 0 0;
      color:#DCCBC5;
      line-height:1.85;
    }
    .footer-title{
      font-weight:850;
      margin-bottom:14px;
      color:#fff;
    }
    .footer-links,.footer-info{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      min-height:34px;
      display:inline-flex;
      align-items:center;
      color:#DCCBC5;
      width:max-content;
    }
    .footer-links a:hover{
      color:#fff;
      text-decoration:underline;
      text-underline-offset:5px;
    }
    .footer-info span{
      color:#DCCBC5;
      line-height:1.7;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      padding-top:22px;
      border-top:1px solid rgba(255,248,241,.14);
      color:#CDBAB2;
      font-size:14px;
    }

    @media (max-width: 1199px){
      .site-container{width:min(1060px,calc(100% - 36px))}
      .hero-panel{grid-template-columns:1fr}
      .hero-board{min-height:310px}
      .process-strip{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width: 991px){
      .navbar .site-container{align-items:center}
      .navbar-collapse{
        margin-top:14px;
        padding:14px;
        border-radius:22px;
        background:rgba(255,255,255,.9);
        border:1px solid rgba(120,88,80,.12);
        box-shadow:var(--shadow);
      }
      .nav-chip-wrap{
        justify-content:flex-start;
        align-items:stretch;
        flex-direction:column;
        border-radius:18px;
        padding:8px;
        background:transparent;
        box-shadow:none;
      }
      .nav-chip{justify-content:flex-start}
      .category-layout{grid-template-columns:1fr}
      .side-panel{
        position:relative;
        top:auto;
        overflow:hidden;
      }
      .side-nav{
        display:flex;
        gap:8px;
        overflow-x:auto;
        padding-bottom:4px;
        scrollbar-width:none;
      }
      .side-nav::-webkit-scrollbar{display:none}
      .side-nav a{white-space:nowrap;flex:0 0 auto}
      .feature-card{grid-template-columns:1fr}
      .cover-block{min-height:200px}
      .contact-panel{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 767px){
      .site-container{width:calc(100% - 28px)}
      .section{padding:58px 0}
      .section-tight{padding:44px 0}
      .section-head{
        display:block;
        margin-bottom:24px;
      }
      .section-desc{margin-top:12px}
      .category-hero{padding:34px 0 34px}
      .hero-panel{padding:24px;border-radius:28px}
      .hero-copy p{font-size:16px}
      .hero-actions .btn-brand,.hero-actions .btn-soft{width:100%}
      .hero-chips{
        flex-wrap:nowrap;
        overflow-x:auto;
        scrollbar-width:none;
        padding-bottom:3px;
      }
      .hero-chips::-webkit-scrollbar{display:none}
      .topic-chip{white-space:nowrap}
      .hero-board{min-height:280px;padding:20px}
      .feature-points{grid-template-columns:1fr}
      .card-grid{grid-template-columns:1fr}
      .banner-cta{grid-template-columns:1fr;padding:24px}
      .process-strip{grid-template-columns:1fr}
      .recommend-grid{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .form-field.full{grid-column:auto}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .copyright{display:grid}
      .brand-logo span:last-child{font-size:15px}
      .brand-mark{width:34px;height:34px;border-radius:12px}
    }
    @media (max-width: 480px){
      .site-container{width:calc(100% - 24px)}
      .hero-panel,.contact-panel{padding:20px;border-radius:24px}
      .feature-card,.topic-card,.banner-cta,.form-card{border-radius:22px}
      .hero-copy h1{font-size:32px}
      .feature-card h2{font-size:24px}
      .btn-brand,.btn-soft,.btn-darkline{width:100%;padding-inline:18px}
      .navbar{padding:11px 0}
      .hero-board{display:none}
    }