/* roulang page: index */
:root{
      --color-primary:#0d5a4b;
      --color-primary-dark:#073c34;
      --color-primary-soft:#e3f1ec;
      --color-accent:#d95c51;
      --color-accent-soft:#fff0ed;
      --color-bg:#f7f3e9;
      --color-bg-2:#edf3ed;
      --color-surface:#fffdf8;
      --color-surface-2:#fdf8ed;
      --color-text:#1f2926;
      --color-heading:#10231f;
      --color-muted:#68746f;
      --color-border:rgba(20,66,56,.14);
      --color-border-strong:rgba(13,90,75,.32);
      --shadow-soft:0 16px 42px rgba(21,46,40,.08);
      --shadow-card:0 20px 55px rgba(14,56,48,.12);
      --shadow-hover:0 28px 70px rgba(14,56,48,.18);
      --radius-sm:10px;
      --radius-md:16px;
      --radius-lg:24px;
      --radius-xl:34px;
      --container:1200px;
      --header-height:76px;
      --ease:cubic-bezier(.22,.61,.36,1);
      --font-main:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font-main);
      color:var(--color-text);
      background:
        radial-gradient(circle at 8% 8%,rgba(13,90,75,.12),transparent 28%),
        radial-gradient(circle at 92% 18%,rgba(217,92,81,.10),transparent 24%),
        linear-gradient(180deg,var(--color-bg),#fbf8ef 46%,#f4f0e6);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:color .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
    }
    a:hover{color:var(--color-primary)}
    a:focus,button:focus,input:focus,textarea:focus,select:focus{
      outline:3px solid rgba(217,92,81,.28);
      outline-offset:3px;
    }
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font-family:inherit}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{
      color:var(--color-heading);
      font-weight:800;
      letter-spacing:-.02em;
      line-height:1.18;
    }
    h1{font-size:clamp(2.25rem,5vw,3.75rem);margin-bottom:22px}
    h2{font-size:clamp(1.75rem,3.2vw,2.65rem);margin-bottom:14px}
    h3{font-size:clamp(1.2rem,2vw,1.55rem);margin-bottom:10px}
    p{color:var(--color-muted)}
    .site-shell{min-height:100vh}
    .rl-container{
      width:min(calc(100% - 36px),var(--container));
      margin-inline:auto;
    }
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:28px;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(13,90,75,.09);
      color:var(--color-primary-dark);
      font-size:.88rem;
      font-weight:700;
      margin-bottom:14px;
    }
    .section-kicker::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(217,92,81,.12);
    }
    .section-title{max-width:720px}
    .section-title p{font-size:1.05rem;margin-bottom:0;max-width:650px}
    .text-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--color-primary-dark);
      font-weight:800;
      white-space:nowrap;
    }
    .text-link::after{
      content:"";
      position:absolute;
      left:0;
      bottom:-4px;
      width:0;
      height:2px;
      background:var(--color-accent);
      transition:width .24s var(--ease);
    }
    .text-link:hover::after{width:100%}

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      min-height:var(--header-height);
      background:rgba(255,253,248,.84);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(13,90,75,.10);
      box-shadow:0 10px 34px rgba(17,47,41,.05);
    }
    .top-bar{
      width:min(calc(100% - 36px),var(--container));
      margin:0 auto;
      min-height:var(--header-height);
      padding:0;
      background:transparent;
    }
    .top-bar,.top-bar ul{background:transparent}
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      color:var(--color-heading);
      font-weight:900;
      font-size:1.22rem;
      letter-spacing:.01em;
    }
    .brand-mark{
      position:relative;
      width:42px;
      height:42px;
      border-radius:14px;
      background:linear-gradient(145deg,var(--color-primary),var(--color-primary-dark));
      box-shadow:0 12px 28px rgba(13,90,75,.22);
      flex:0 0 auto;
    }
    .brand-mark::before,.brand-mark::after{
      content:"H";
      position:absolute;
      color:#fff7ed;
      font-weight:900;
      line-height:1;
      font-size:16px;
    }
    .brand-mark::before{left:9px;top:8px}
    .brand-mark::after{right:9px;bottom:8px}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:6px;
      margin-left:34px;
    }
    .desktop-nav a{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      color:#33423e;
      font-weight:700;
      font-size:.96rem;
    }
    .desktop-nav a:hover{
      background:rgba(13,90,75,.08);
      color:var(--color-primary-dark);
    }
    .desktop-nav a.active{
      background:var(--color-primary-soft);
      color:var(--color-primary-dark);
    }
    .desktop-nav a.active::after{
      content:"";
      position:absolute;
      left:18px;
      right:18px;
      bottom:6px;
      height:3px;
      border-radius:999px;
      background:var(--color-accent);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:800;
      line-height:1;
      cursor:pointer;
      transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
    }
    .btn-primary{
      color:#fffdf8;
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      box-shadow:0 15px 34px rgba(13,90,75,.24);
    }
    .btn-primary:hover{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 22px 46px rgba(13,90,75,.30);
    }
    .btn-secondary{
      color:var(--color-primary-dark);
      background:rgba(255,253,248,.78);
      border-color:rgba(13,90,75,.24);
    }
    .btn-secondary:hover{
      transform:translateY(-2px);
      background:#fff;
      border-color:var(--color-primary);
      color:var(--color-primary-dark);
      box-shadow:var(--shadow-soft);
    }
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      align-items:center;
      justify-content:center;
      border:1px solid var(--color-border);
      border-radius:14px;
      color:var(--color-primary-dark);
      background:#fffdf8;
      cursor:pointer;
    }
    .menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
      display:block;
      width:20px;
      height:2px;
      background:currentColor;
      border-radius:999px;
      content:"";
    }
    .menu-toggle span::before{transform:translateY(-7px)}
    .menu-toggle span::after{transform:translateY(5px)}
    .mega-wrap{position:relative}
    .mega-button{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      color:#33423e;
      font-weight:800;
    }
    .mega-button:hover,.mega-wrap:hover .mega-button{
      background:rgba(13,90,75,.08);
      color:var(--color-primary-dark);
    }
    .mega-panel{
      position:absolute;
      right:0;
      top:calc(100% + 14px);
      width:680px;
      padding:18px;
      border-radius:24px;
      background:rgba(255,253,248,.96);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-card);
      opacity:0;
      visibility:hidden;
      transform:translateY(10px);
      transition:opacity .22s var(--ease),visibility .22s var(--ease),transform .22s var(--ease);
    }
    .mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{
      opacity:1;
      visibility:visible;
      transform:translateY(0);
    }
    .mega-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1.15fr;
      gap:14px;
    }
    .mega-card{
      padding:16px;
      border-radius:18px;
      background:linear-gradient(180deg,#fffdf8,#f8f2e7);
      border:1px solid rgba(13,90,75,.12);
    }
    .mega-card strong{display:block;color:var(--color-heading);margin-bottom:5px}
    .mega-card span{display:block;color:var(--color-muted);font-size:.9rem;line-height:1.55}
    .mega-feature{
      min-height:150px;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      overflow:hidden;
      position:relative;
      color:#fff;
      background:
        linear-gradient(180deg,rgba(7,60,52,.05),rgba(7,60,52,.88)),
        url("/assets/images/coverpic/cover-3.webp") center/cover;
    }
    .mega-feature strong,.mega-feature span{position:relative;color:#fff}
    .mobile-panel{
      display:none;
      border-top:1px solid rgba(13,90,75,.10);
      padding:12px 18px 18px;
      background:rgba(255,253,248,.98);
    }
    .mobile-panel a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      min-height:48px;
      padding:10px 12px;
      border-radius:14px;
      color:var(--color-heading);
      font-weight:750;
    }
    .mobile-panel a:hover,.mobile-panel a.active{background:var(--color-primary-soft);color:var(--color-primary-dark)}

    .hero{
      position:relative;
      padding:72px 0 72px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(247,243,233,.96),rgba(247,243,233,.82),rgba(247,243,233,.70)),
        url("/assets/images/backpic/back-1.webp") center/cover;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;
      right:-120px;
      top:80px;
      width:360px;
      height:360px;
      border:1px solid rgba(13,90,75,.12);
      border-radius:46px;
      transform:rotate(16deg);
      z-index:-1;
    }
    .hero-labels{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:20px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 12px;
      border-radius:999px;
      color:var(--color-primary-dark);
      background:rgba(255,253,248,.74);
      border:1px solid rgba(13,90,75,.13);
      font-size:.9rem;
      font-weight:800;
    }
    .pill.accent{color:#91382f;background:var(--color-accent-soft);border-color:rgba(217,92,81,.18)}
    .hero-lead{
      max-width:640px;
      color:#485853;
      font-size:1.15rem;
      line-height:1.9;
      margin-bottom:28px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
    .hero-points{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      max-width:660px;
    }
    .point{
      padding:16px;
      border-radius:20px;
      background:rgba(255,253,248,.70);
      border:1px solid rgba(13,90,75,.12);
      box-shadow:0 12px 30px rgba(23,58,50,.06);
    }
    .point b{display:block;color:var(--color-heading);font-size:1.05rem;margin-bottom:3px}
    .point span{display:block;color:var(--color-muted);font-size:.92rem;line-height:1.45}
    .hero-card-stage{
      position:relative;
      min-height:560px;
      display:flex;
      align-items:center;
      justify-content:center;
    }
    .vertical-card{
      position:relative;
      overflow:hidden;
      border-radius:28px;
      background:#142721;
      border:1px solid rgba(255,255,255,.45);
      box-shadow:var(--shadow-card);
      isolation:isolate;
      transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
    }
    .vertical-card:hover{
      transform:translateY(-8px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(13,90,75,.42);
    }
    .vertical-card img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .45s var(--ease);
    }
    .vertical-card:hover img{transform:scale(1.04)}
    .vertical-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(5,30,25,.08) 20%,rgba(5,30,25,.86) 100%);
      z-index:1;
    }
    .v-card-content{
      position:absolute;
      inset:auto 18px 18px;
      z-index:2;
      color:#fff;
    }
    .v-card-content h3{color:#fff;font-size:1.32rem;margin-bottom:8px}
    .v-card-content p{color:rgba(255,255,255,.78);font-size:.95rem;line-height:1.55;margin-bottom:12px}
    .v-meta{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      color:rgba(255,255,255,.84);
      font-size:.82rem;
      font-weight:700;
    }
    .v-tag{
      display:inline-flex;
      padding:6px 9px;
      border-radius:999px;
      background:rgba(255,255,255,.18);
      backdrop-filter:blur(8px);
      color:#fff;
      font-size:.78rem;
      font-weight:800;
      margin-bottom:10px;
    }
    .hero-card-main{
      width:min(330px,74vw);
      height:520px;
      z-index:3;
    }
    .hero-card-side{
      position:absolute;
      width:185px;
      height:315px;
      z-index:2;
    }
    .hero-card-side.left{left:0;bottom:50px;transform:rotate(-7deg)}
    .hero-card-side.right{right:6px;top:44px;transform:rotate(8deg)}
    .hero-card-side:hover{transform:translateY(-8px) rotate(0deg)}

    .snippet-track{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:22px;
      align-items:start;
    }
    .snippet-card{
      min-height:430px;
      border-radius:28px;
      overflow:hidden;
      background:var(--color-surface);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
      transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
    }
    .snippet-card:nth-child(2){margin-top:36px}
    .snippet-card:nth-child(3){border-color:rgba(13,90,75,.42);box-shadow:var(--shadow-card)}
    .snippet-card:hover{
      transform:translateY(-8px);
      box-shadow:var(--shadow-hover);
      border-color:var(--color-border-strong);
    }
    .snippet-media{
      position:relative;
      aspect-ratio:4/5;
      overflow:hidden;
      background:#dfe7df;
    }
    .snippet-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
    .snippet-card:hover .snippet-media img{transform:scale(1.04)}
    .snippet-media .badge{position:absolute;left:14px;top:14px}
    .badge{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:var(--color-primary);
      color:#fff;
      font-size:.78rem;
      font-weight:850;
      letter-spacing:.01em;
    }
    .badge.light{background:#fffdf8;color:var(--color-primary-dark);border:1px solid rgba(13,90,75,.14)}
    .badge.red{background:var(--color-accent);color:#fff}
    .snippet-body{padding:18px}
    .snippet-body h3{font-size:1.16rem;margin-bottom:8px}
    .snippet-body p{
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
      font-size:.95rem;
      margin-bottom:14px;
    }
    .card-foot{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-top:12px;
      border-top:1px solid rgba(13,90,75,.10);
      color:var(--color-muted);
      font-size:.86rem;
      font-weight:700;
    }

    .check-section{
      background:
        linear-gradient(180deg,rgba(237,243,237,.86),rgba(247,243,233,.88)),
        radial-gradient(circle at 10% 20%,rgba(13,90,75,.10),transparent 28%);
      border-block:1px solid rgba(13,90,75,.08);
    }
    .check-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:20px;
    }
    .check-card{
      position:relative;
      display:grid;
      grid-template-columns:62px 1fr;
      gap:18px;
      padding:24px;
      border-radius:26px;
      background:rgba(255,253,248,.82);
      border:1px solid rgba(13,90,75,.12);
      box-shadow:0 12px 34px rgba(21,46,40,.06);
      transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
    }
    .check-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-card);
      border-color:rgba(13,90,75,.28);
    }
    .check-no{
      width:52px;
      height:52px;
      border-radius:18px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      font-weight:900;
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      box-shadow:0 14px 28px rgba(13,90,75,.20);
      transition:background .24s var(--ease);
    }
    .check-card:hover .check-no{background:linear-gradient(135deg,var(--color-accent),#a9453c)}
    .check-card h3{font-size:1.18rem;margin-bottom:8px}
    .check-card p{margin-bottom:12px;font-size:.97rem}
    .mini-tags{display:flex;flex-wrap:wrap;gap:8px}
    .mini-tag{
      display:inline-flex;
      padding:5px 9px;
      border-radius:999px;
      background:rgba(13,90,75,.08);
      color:var(--color-primary-dark);
      font-size:.78rem;
      font-weight:800;
    }

    .category-layout{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:22px;
    }
    .category-card{
      position:relative;
      overflow:hidden;
      min-height:310px;
      border-radius:30px;
      background:#17322b;
      border:1px solid rgba(13,90,75,.18);
      box-shadow:var(--shadow-card);
      isolation:isolate;
      transition:transform .28s var(--ease),box-shadow .28s var(--ease);
    }
    .category-card.large{min-height:646px}
    .category-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-hover)}
    .category-card img{
      position:absolute;
      inset:0;
      width:100%;
      height:100%;
      object-fit:cover;
      z-index:-2;
      transition:transform .45s var(--ease);
    }
    .category-card:hover img{transform:scale(1.04)}
    .category-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(7,60,52,.10) 8%,rgba(7,60,52,.88) 100%);
      z-index:-1;
    }
    .category-content{
      position:absolute;
      left:26px;
      right:26px;
      bottom:26px;
      color:#fff;
    }
    .category-content h3{color:#fff;font-size:1.7rem;margin-bottom:10px}
    .category-content p{color:rgba(255,255,255,.80);max-width:520px;margin-bottom:18px}
    .category-stack{
      display:grid;
      gap:22px;
    }

    .evidence-grid{
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:28px;
      align-items:center;
    }
    .metric-panel{
      padding:32px;
      border-radius:32px;
      background:linear-gradient(145deg,var(--color-primary-dark),#124f44);
      color:#fff;
      box-shadow:var(--shadow-card);
    }
    .metric-panel h2{color:#fff}
    .metric-panel p{color:rgba(255,255,255,.78)}
    .metric-list{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
      margin-top:24px;
    }
    .metric{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.14);
    }
    .metric b{display:block;color:#fff;font-size:1.75rem;line-height:1.1;margin-bottom:5px}
    .metric span{display:block;color:rgba(255,255,255,.76);font-size:.9rem}
    .review-strip{
      display:flex;
      gap:16px;
      overflow-x:auto;
      padding:6px 4px 18px;
      scrollbar-width:thin;
      scrollbar-color:rgba(13,90,75,.3) transparent;
    }
    .review-card{
      min-width:280px;
      padding:20px;
      border-radius:24px;
      background:var(--color-surface);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
    }
    .review-top{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:12px;
    }
    .avatar{
      width:44px;
      height:44px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--color-primary-soft),var(--color-accent-soft));
      border:1px solid rgba(13,90,75,.12);
      display:flex;
      align-items:center;
      justify-content:center;
      color:var(--color-primary-dark);
      font-weight:900;
    }
    .review-card p{font-size:.96rem;margin-bottom:0;color:#4c5a55}
    .review-card small{display:block;color:var(--color-muted);font-weight:700}

    .timeline{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:20px;
    }
    .timeline-card{
      padding:26px;
      border-radius:28px;
      background:var(--color-surface);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
      position:relative;
      overflow:hidden;
    }
    .timeline-card::before{
      content:"";
      position:absolute;
      top:0;
      left:0;
      right:0;
      height:5px;
      background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
    }
    .timeline-card h3{font-size:1.18rem}
    .timeline-card p{font-size:.96rem;margin-bottom:0}

    .faq-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:34px;
      align-items:start;
    }
    .accordion{
      background:transparent;
    }
    .accordion-item{
      margin-bottom:12px;
      border-radius:20px;
      overflow:hidden;
      background:var(--color-surface);
      border:1px solid var(--color-border);
      box-shadow:0 10px 28px rgba(21,46,40,.05);
    }
    .accordion-title{
      border:none;
      padding:20px 54px 20px 22px;
      color:var(--color-heading);
      font-size:1.02rem;
      font-weight:800;
      line-height:1.5;
      background:var(--color-surface);
    }
    .accordion-title:hover,.accordion-title:focus{
      background:var(--color-primary-soft);
      color:var(--color-primary-dark);
    }
    .accordion-title::before{
      right:22px;
      color:var(--color-primary);
      font-size:1.3rem;
      margin-top:-.72rem;
    }
    .is-active > .accordion-title{
      background:#f0f7f3;
      color:var(--color-primary-dark);
      border-left:4px solid var(--color-primary);
    }
    .accordion-content{
      border:none;
      border-top:1px solid rgba(13,90,75,.10);
      padding:18px 22px 22px;
      background:#fffdf8;
      color:var(--color-muted);
      line-height:1.85;
    }

    .contact-card{
      padding:28px;
      border-radius:30px;
      background:linear-gradient(180deg,#fffdf8,#f8f2e7);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
    }
    .form-row{margin-bottom:16px}
    .form-row label{
      color:var(--color-heading);
      font-weight:800;
      margin-bottom:7px;
    }
    .form-row input,.form-row textarea,.form-row select{
      border:1px solid rgba(13,90,75,.18);
      border-radius:16px;
      background:#fff;
      box-shadow:none;
      min-height:48px;
      color:var(--color-text);
    }
    .form-row textarea{min-height:108px;resize:vertical}
    .form-row input:focus,.form-row textarea:focus,.form-row select:focus{
      border-color:var(--color-primary);
      box-shadow:0 0 0 4px rgba(13,90,75,.10);
    }

    .cta-block{
      position:relative;
      overflow:hidden;
      border-radius:36px;
      padding:48px;
      background:
        linear-gradient(135deg,rgba(7,60,52,.96),rgba(13,90,75,.90)),
        url("/assets/images/backpic/back-2.webp") center/cover;
      color:#fff;
      box-shadow:var(--shadow-card);
    }
    .cta-block::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-120px;
      width:320px;
      height:320px;
      border-radius:44px;
      border:1px solid rgba(255,255,255,.18);
      transform:rotate(18deg);
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .cta-block h2{color:#fff;margin-bottom:12px}
    .cta-block p{color:rgba(255,255,255,.78);max-width:680px;margin-bottom:0}
    .cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}
    .cta-actions .btn-secondary{
      background:rgba(255,255,255,.10);
      border-color:rgba(255,255,255,.28);
      color:#fff;
    }
    .cta-actions .btn-secondary:hover{background:#fff;color:var(--color-primary-dark)}

    .site-footer{
      margin-top:88px;
      padding:60px 0 24px;
      background:linear-gradient(180deg,#0b2e29,#071d1a);
      color:#fff7ed;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.25fr .75fr .9fr .9fr;
      gap:32px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer-brand .brand{color:#fff7ed;margin-bottom:16px}
    .footer-brand p{color:rgba(255,247,237,.70);margin-bottom:0}
    .footer-col h3{
      color:#fff7ed;
      font-size:1rem;
      margin-bottom:14px;
    }
    .footer-col a,.footer-col span{
      display:block;
      color:rgba(255,247,237,.70);
      margin:8px 0;
      font-size:.95rem;
    }
    .footer-col a:hover{color:#fff}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      padding-top:22px;
      color:rgba(255,247,237,.60);
      font-size:.9rem;
    }

    @media (max-width:1024px){
      .desktop-nav,.mega-wrap,.nav-actions .btn-primary{display:none}
      .menu-toggle{display:inline-flex}
      .mobile-panel.is-open{display:block}
      .hero{padding:54px 0 62px}
      .hero-card-stage{min-height:480px;margin-top:28px}
      .hero-card-main{height:460px}
      .hero-card-side{width:160px;height:270px}
      .snippet-track{display:flex;overflow-x:auto;padding:4px 4px 22px;scroll-snap-type:x mandatory}
      .snippet-card{min-width:260px;scroll-snap-align:start}
      .snippet-card:nth-child(2){margin-top:0}
      .category-layout,.evidence-grid,.faq-wrap{grid-template-columns:1fr}
      .category-card.large{min-height:420px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .cta-inner{align-items:flex-start;flex-direction:column}
    }
    @media (max-width:768px){
      :root{--header-height:66px}
      .rl-container,.top-bar{width:min(calc(100% - 28px),var(--container))}
      .section{padding:58px 0}
      .section-tight{padding:44px 0}
      .section-head{display:block}
      .section-head .text-link{margin-top:16px}
      .hero-points{grid-template-columns:1fr}
      .hero-card-stage{
        min-height:auto;
        justify-content:flex-start;
        gap:14px;
        overflow-x:auto;
        padding:8px 4px 22px;
      }
      .hero-card-main,.hero-card-side{
        position:relative;
        left:auto!important;
        right:auto!important;
        top:auto!important;
        bottom:auto!important;
        transform:none!important;
        flex:0 0 245px;
        width:245px;
        height:390px;
      }
      .check-grid,.timeline,.metric-list{grid-template-columns:1fr}
      .category-card,.category-card.large{min-height:360px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
      .cta-block{padding:34px 24px;border-radius:28px}
      .btn{width:100%;min-height:48px}
      .hero-actions .btn{width:auto;min-width:180px}
    }
    @media (max-width:520px){
      h1{font-size:2.05rem}
      .brand{font-size:1.05rem}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .top-bar{min-height:64px}
      .hero-lead{font-size:1.02rem}
      .hero-actions{display:grid;grid-template-columns:1fr}
      .hero-actions .btn{width:100%}
      .point,.check-card,.contact-card{padding:20px}
      .check-card{grid-template-columns:1fr}
      .category-content{left:20px;right:20px;bottom:20px}
      .category-content h3{font-size:1.45rem}
      .review-card{min-width:250px}
    }

/* roulang page: category1 */
:root {
      --color-primary: #0f5a50;
      --color-primary-dark: #073b35;
      --color-primary-soft: #e3f1ed;
      --color-accent: #d85d52;
      --color-accent-soft: #fff0ed;
      --color-bg: #f7f3ea;
      --color-bg-soft: #eef4ef;
      --color-surface: #fffdf8;
      --color-surface-2: #fbf7ef;
      --color-text: #1e2724;
      --color-muted: #63736e;
      --color-border: rgba(15, 90, 80, .16);
      --color-border-strong: rgba(15, 90, 80, .28);
      --radius-sm: 10px;
      --radius-md: 16px;
      --radius-lg: 24px;
      --radius-xl: 32px;
      --shadow-soft: 0 12px 30px rgba(7, 59, 53, .08);
      --shadow-card: 0 18px 45px rgba(7, 59, 53, .12);
      --shadow-hover: 0 24px 58px rgba(7, 59, 53, .18);
      --container: 1200px;
      --header-height: 78px;
      --ease: all .24s ease;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      overflow-x: hidden;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at top left, rgba(15, 90, 80, .10), transparent 34rem),
        radial-gradient(circle at 88% 12%, rgba(216, 93, 82, .10), transparent 25rem),
        var(--color-bg);
      line-height: 1.78;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ease);
    }

    a:hover {
      color: var(--color-primary);
    }

    img {
      max-width: 100%;
      display: block;
      height: auto;
    }

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible {
      outline: 3px solid rgba(216, 93, 82, .36);
      outline-offset: 3px;
      box-shadow: 0 0 0 5px rgba(15, 90, 80, .12);
    }

    h1,
    h2,
    h3,
    h4,
    p {
      margin-top: 0;
    }

    h1,
    h2,
    h3 {
      color: var(--color-text);
      letter-spacing: -.03em;
      line-height: 1.16;
      font-weight: 800;
    }

    h1 {
      font-size: clamp(2.25rem, 5vw, 3.8rem);
      margin-bottom: 22px;
    }

    h2 {
      font-size: clamp(1.8rem, 3.4vw, 2.75rem);
      margin-bottom: 16px;
    }

    h3 {
      font-size: clamp(1.18rem, 2vw, 1.55rem);
      margin-bottom: 10px;
    }

    p {
      color: var(--color-muted);
      font-size: 16px;
      line-height: 1.86;
      margin-bottom: 16px;
    }

    .rl-container {
      width: min(calc(100% - 40px), var(--container));
      margin-inline: auto;
    }

    .section {
      padding: 86px 0;
      position: relative;
    }

    .section-tight {
      padding: 58px 0;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 34px;
    }

    .section-head.center {
      text-align: center;
      margin-inline: auto;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      color: var(--color-primary);
      background: rgba(15, 90, 80, .09);
      border: 1px solid var(--color-border);
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-accent);
      box-shadow: 0 0 0 5px rgba(216, 93, 82, .12);
    }

    .badge,
    .pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      width: fit-content;
      padding: 6px 10px;
      border-radius: 999px;
      font-size: 13px;
      line-height: 1;
      font-weight: 700;
      white-space: nowrap;
    }

    .badge {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border: 1px solid rgba(15, 90, 80, .18);
    }

    .badge.hot {
      color: #99372f;
      background: var(--color-accent-soft);
      border-color: rgba(216, 93, 82, .25);
    }

    .pill {
      color: var(--color-muted);
      background: rgba(255, 255, 255, .68);
      border: 1px solid var(--color-border);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 13px 20px;
      border-radius: 999px;
      font-weight: 800;
      border: 1px solid transparent;
      transition: var(--ease);
      line-height: 1;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--color-primary);
      color: #fff;
      box-shadow: 0 14px 30px rgba(15, 90, 80, .22);
    }

    .btn-primary:hover {
      color: #fff;
      background: var(--color-primary-dark);
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
    }

    .btn-secondary {
      background: rgba(255, 253, 248, .76);
      color: var(--color-primary-dark);
      border-color: rgba(15, 90, 80, .24);
    }

    .btn-secondary:hover {
      background: #fff;
      border-color: rgba(15, 90, 80, .42);
      transform: translateY(-2px);
    }

    .link-arrow {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--color-primary);
      font-weight: 800;
      position: relative;
    }

    .link-arrow::after {
      content: "→";
      transition: transform .24s ease;
    }

    .link-arrow:hover::after {
      transform: translateX(4px);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 80;
      background: rgba(247, 243, 234, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(15, 90, 80, .12);
      box-shadow: 0 8px 28px rgba(7, 59, 53, .06);
    }

    .top-bar {
      width: min(calc(100% - 36px), var(--container));
      margin-inline: auto;
      min-height: var(--header-height);
      padding: 0;
      background: transparent;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 22px;
      flex-wrap: nowrap;
    }

    .top-bar-left,
    .top-bar-right,
    .nav-actions,
    .desktop-nav {
      display: flex;
      align-items: center;
    }

    .top-bar-left {
      gap: 34px;
      min-width: 0;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: var(--color-primary-dark);
      font-size: 22px;
      font-weight: 900;
      letter-spacing: -.02em;
      flex: 0 0 auto;
    }

    .brand:hover {
      color: var(--color-primary);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      background:
        linear-gradient(135deg, rgba(255, 255, 255, .22), transparent 45%),
        var(--color-primary-dark);
      position: relative;
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.2), 0 12px 24px rgba(7, 59, 53, .18);
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      background: #fffdf8;
      border-radius: 3px;
      opacity: .96;
    }

    .brand-mark::before {
      width: 18px;
      height: 4px;
      left: 12px;
      top: 13px;
      box-shadow: 0 12px 0 #fffdf8;
    }

    .brand-mark::after {
      width: 4px;
      height: 22px;
      left: 19px;
      top: 10px;
      background: var(--color-accent);
    }

    .desktop-nav {
      gap: 6px;
    }

    .desktop-nav a,
    .mobile-panel a {
      position: relative;
      padding: 10px 13px;
      border-radius: 999px;
      color: #40524d;
      font-size: 15px;
      font-weight: 750;
    }

    .desktop-nav a:hover,
    .desktop-nav a.active {
      color: var(--color-primary-dark);
      background: rgba(15, 90, 80, .09);
    }

    .desktop-nav a.active::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 5px;
      height: 2px;
      border-radius: 99px;
      background: var(--color-accent);
    }

    .nav-actions {
      gap: 12px;
    }

    .mega-wrap {
      position: relative;
    }

    .mega-button {
      display: inline-flex;
      align-items: center;
      min-height: 44px;
      padding: 10px 14px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: rgba(255, 253, 248, .62);
      border: 1px solid var(--color-border);
      font-weight: 800;
    }

    .mega-button:hover {
      background: #fff;
      border-color: var(--color-border-strong);
    }

    .mega-panel {
      position: absolute;
      right: 0;
      top: calc(100% + 14px);
      width: min(720px, calc(100vw - 38px));
      padding: 18px;
      background: rgba(255, 253, 248, .98);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card);
      opacity: 0;
      visibility: hidden;
      transform: translateY(8px);
      transition: var(--ease);
    }

    .mega-wrap:hover .mega-panel,
    .mega-wrap:focus-within .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .mega-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }

    .mega-card {
      min-height: 132px;
      padding: 18px;
      border-radius: 20px;
      background:
        linear-gradient(145deg, rgba(15, 90, 80, .07), rgba(255,255,255,.64));
      border: 1px solid rgba(15, 90, 80, .14);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .mega-card strong {
      color: var(--color-primary-dark);
      font-size: 17px;
      margin-bottom: 8px;
    }

    .mega-card span {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.62;
    }

    .mega-card:hover {
      transform: translateY(-3px);
      border-color: rgba(15, 90, 80, .34);
      box-shadow: var(--shadow-soft);
    }

    .mega-feature {
      background:
        linear-gradient(145deg, rgba(216, 93, 82, .13), rgba(15, 90, 80, .08)),
        #fffdf8;
    }

    .menu-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border: 1px solid var(--color-border);
      border-radius: 14px;
      background: rgba(255, 253, 248, .84);
      position: relative;
    }

    .menu-toggle span,
    .menu-toggle span::before,
    .menu-toggle span::after {
      position: absolute;
      width: 20px;
      height: 2px;
      border-radius: 99px;
      background: var(--color-primary-dark);
      left: 12px;
      transition: var(--ease);
    }

    .menu-toggle span {
      top: 22px;
    }

    .menu-toggle span::before,
    .menu-toggle span::after {
      content: "";
      left: 0;
    }

    .menu-toggle span::before {
      top: -7px;
    }

    .menu-toggle span::after {
      top: 7px;
    }

    .site-header.mobile-open .menu-toggle span {
      background: transparent;
    }

    .site-header.mobile-open .menu-toggle span::before {
      transform: translateY(7px) rotate(45deg);
    }

    .site-header.mobile-open .menu-toggle span::after {
      transform: translateY(-7px) rotate(-45deg);
    }

    .mobile-panel {
      display: none;
      width: min(calc(100% - 36px), var(--container));
      margin: 0 auto 14px;
      padding: 12px;
      border-radius: 20px;
      background: rgba(255, 253, 248, .96);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
    }

    .mobile-panel a {
      display: block;
      border-radius: 14px;
      min-height: 44px;
      padding: 12px 14px;
    }

    .mobile-panel a.active,
    .mobile-panel a:hover {
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
    }

    .breadcrumb-wrap {
      padding-top: 30px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
    }

    .breadcrumb-wrap a {
      color: var(--color-primary);
    }

    .breadcrumb-wrap span {
      margin: 0 8px;
      color: #9ba7a3;
    }

    .page-hero {
      padding: 42px 0 70px;
      position: relative;
    }

    .hero-shell {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xl);
      min-height: 520px;
      background:
        linear-gradient(90deg, rgba(7, 59, 53, .95), rgba(7, 59, 53, .78) 45%, rgba(7, 59, 53, .24)),
        url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
      box-shadow: var(--shadow-card);
      border: 1px solid rgba(255, 255, 255, .18);
    }

    .hero-shell::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 18% 16%, rgba(255, 253, 248, .18), transparent 25rem),
        linear-gradient(135deg, rgba(216, 93, 82, .18), transparent 45%);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      padding: clamp(34px, 5vw, 62px);
      min-height: 520px;
      display: flex;
      align-items: center;
    }

    .hero-text {
      max-width: 640px;
    }

    .hero-text h1,
    .hero-text p {
      color: #fffdf8;
    }

    .hero-text p {
      color: rgba(255, 253, 248, .82);
      font-size: 18px;
      max-width: 610px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin: 28px 0 30px;
    }

    .hero-actions .btn-secondary {
      background: rgba(255, 253, 248, .12);
      color: #fff;
      border-color: rgba(255, 255, 255, .34);
    }

    .hero-actions .btn-secondary:hover {
      background: rgba(255, 253, 248, .22);
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .hero-meta .pill {
      color: rgba(255, 253, 248, .9);
      background: rgba(255, 255, 255, .12);
      border-color: rgba(255, 255, 255, .22);
    }

    .hero-float {
      position: absolute;
      right: 42px;
      bottom: 38px;
      z-index: 3;
      width: min(34vw, 360px);
      padding: 14px;
      border-radius: 28px;
      background: rgba(255, 253, 248, .16);
      border: 1px solid rgba(255, 255, 255, .24);
      backdrop-filter: blur(14px);
      transform: rotate(2deg);
    }

    .hero-float img {
      width: 100%;
      aspect-ratio: 4/5;
      object-fit: cover;
      border-radius: 22px;
      filter: saturate(.94);
    }

    .hero-float-caption {
      position: absolute;
      left: 28px;
      right: 28px;
      bottom: 28px;
      color: #fff;
      padding: 16px;
      border-radius: 18px;
      background: linear-gradient(180deg, transparent, rgba(0,0,0,.60));
    }

    .hero-float-caption strong {
      display: block;
      font-size: 18px;
      line-height: 1.35;
      margin-top: 8px;
    }

    .card {
      border-radius: var(--radius-lg);
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
      transition: var(--ease);
      height: 100%;
    }

    .card:hover {
      transform: translateY(-5px);
      border-color: var(--color-border-strong);
      box-shadow: var(--shadow-hover);
    }

    .image-card {
      position: relative;
    }

    .image-card .media {
      overflow: hidden;
      background: var(--color-primary-soft);
    }

    .image-card img {
      width: 100%;
      aspect-ratio: 16/10;
      object-fit: cover;
      transition: transform .35s ease;
    }

    .image-card:hover img {
      transform: scale(1.04);
    }

    .image-card-body {
      padding: 22px;
    }

    .image-card-body h3 {
      margin: 12px 0 10px;
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.65fr) minmax(300px, .82fr);
      gap: 30px;
      align-items: start;
    }

    .featured-news {
      display: grid;
      grid-template-columns: minmax(0, .98fr) minmax(0, 1.02fr);
      gap: 0;
      min-height: 430px;
    }

    .featured-news .media {
      height: 100%;
      min-height: 360px;
    }

    .featured-news img {
      height: 100%;
      aspect-ratio: auto;
    }

    .featured-news .image-card-body {
      padding: clamp(24px, 4vw, 42px);
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .meta-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      margin: 14px 0;
    }

    .meta-dot {
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: rgba(99, 115, 110, .48);
    }

    .news-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 22px;
      margin-top: 24px;
    }

    .side-panel {
      position: sticky;
      top: 102px;
      display: grid;
      gap: 18px;
    }

    .panel-card {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: rgba(255, 253, 248, .84);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 12px;
    }

    .tag-cloud a {
      padding: 8px 12px;
      border-radius: 999px;
      background: var(--color-surface-2);
      border: 1px solid var(--color-border);
      color: var(--color-primary-dark);
      font-size: 14px;
      font-weight: 700;
    }

    .tag-cloud a:hover {
      background: var(--color-primary);
      color: #fff;
      transform: translateY(-2px);
    }

    .quick-list {
      display: grid;
      gap: 12px;
      margin-top: 16px;
    }

    .quick-item {
      display: grid;
      grid-template-columns: 44px 1fr;
      gap: 12px;
      align-items: start;
      padding: 12px;
      border-radius: 16px;
      background: rgba(15, 90, 80, .06);
      border: 1px solid rgba(15, 90, 80, .10);
    }

    .quick-index {
      width: 44px;
      height: 44px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--color-primary);
      font-weight: 900;
      box-shadow: 0 10px 20px rgba(15, 90, 80, .16);
    }

    .quick-item strong {
      display: block;
      color: var(--color-text);
      margin-bottom: 4px;
    }

    .quick-item span {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.58;
    }

    .timeline-section {
      background:
        linear-gradient(180deg, rgba(227, 241, 237, .78), rgba(247, 243, 234, .64));
      border-top: 1px solid rgba(15, 90, 80, .10);
      border-bottom: 1px solid rgba(15, 90, 80, .10);
    }

    .timeline-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 18px;
    }

    .timeline-card {
      position: relative;
      padding: 24px;
      min-height: 230px;
      border-radius: var(--radius-lg);
      background: rgba(255, 253, 248, .82);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
      transition: var(--ease);
    }

    .timeline-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 24px;
      right: 24px;
      height: 4px;
      border-radius: 0 0 99px 99px;
      background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    }

    .timeline-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }

    .timeline-card .step {
      display: inline-grid;
      place-items: center;
      width: 42px;
      height: 42px;
      border-radius: 14px;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      font-weight: 900;
      margin-bottom: 18px;
    }

    .matrix {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 28px;
      align-items: stretch;
    }

    .strategy-card {
      padding: clamp(24px, 4vw, 38px);
      border-radius: var(--radius-xl);
      background:
        linear-gradient(145deg, rgba(7, 59, 53, .94), rgba(15, 90, 80, .88)),
        url("/assets/images/backpic/back-2.webp") center/cover;
      color: #fff;
      overflow: hidden;
      position: relative;
      box-shadow: var(--shadow-card);
    }

    .strategy-card::after {
      content: "HH";
      position: absolute;
      right: -8px;
      bottom: -46px;
      font-size: 150px;
      line-height: 1;
      font-weight: 900;
      color: rgba(255,255,255,.06);
      letter-spacing: -.12em;
    }

    .strategy-card h2,
    .strategy-card p {
      color: #fffdf8;
      position: relative;
      z-index: 1;
    }

    .strategy-card p {
      color: rgba(255,253,248,.78);
      max-width: 650px;
    }

    .strategy-list {
      position: relative;
      z-index: 1;
      display: grid;
      gap: 14px;
      margin-top: 24px;
    }

    .strategy-item {
      display: flex;
      gap: 12px;
      padding: 15px;
      border-radius: 18px;
      background: rgba(255,255,255,.10);
      border: 1px solid rgba(255,255,255,.16);
    }

    .strategy-item i {
      flex: 0 0 auto;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: var(--color-accent);
      position: relative;
      margin-top: 4px;
    }

    .strategy-item i::after {
      content: "";
      position: absolute;
      left: 8px;
      top: 5px;
      width: 7px;
      height: 11px;
      border-right: 2px solid #fff;
      border-bottom: 2px solid #fff;
      transform: rotate(45deg);
    }

    .mini-cover-stack {
      display: grid;
      gap: 18px;
    }

    .vertical-mini {
      min-height: 260px;
      border-radius: var(--radius-lg);
      overflow: hidden;
      position: relative;
      box-shadow: var(--shadow-soft);
      border: 1px solid rgba(255,255,255,.34);
      background: var(--color-primary-dark);
    }

    .vertical-mini img {
      width: 100%;
      height: 100%;
      min-height: 260px;
      object-fit: cover;
      opacity: .72;
      transition: transform .35s ease;
    }

    .vertical-mini:hover img {
      transform: scale(1.04);
    }

    .vertical-mini .overlay {
      position: absolute;
      inset: 0;
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      background: linear-gradient(180deg, transparent, rgba(7, 59, 53, .84));
      color: #fff;
    }

    .vertical-mini strong {
      font-size: 22px;
      line-height: 1.32;
      margin-top: 8px;
    }

    .category-feature {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 24px;
      align-items: stretch;
    }

    .category-main {
      min-height: 420px;
      padding: clamp(26px, 4vw, 42px);
      border-radius: var(--radius-xl);
      background:
        linear-gradient(105deg, rgba(255, 253, 248, .94), rgba(255, 253, 248, .70)),
        url("/assets/images/coverpic/cover-5.webp") center/cover;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
    }

    .category-side {
      display: grid;
      gap: 24px;
    }

    .category-entry {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
      transition: var(--ease);
    }

    .category-entry:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--color-border-strong);
    }

    .category-entry h3 {
      margin-top: 12px;
    }

    .testimonial-strip {
      display: flex;
      gap: 16px;
      overflow-x: auto;
      padding: 8px 4px 18px;
      scrollbar-width: thin;
      scrollbar-color: rgba(15, 90, 80, .35) transparent;
    }

    .testimonial-card {
      flex: 0 0 330px;
      padding: 22px;
      border-radius: var(--radius-lg);
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
    }

    .avatar-line {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }

    .avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background:
        radial-gradient(circle at 35% 35%, rgba(255,255,255,.8), transparent 35%),
        linear-gradient(135deg, var(--color-primary), var(--color-accent));
      box-shadow: 0 8px 18px rgba(7,59,53,.14);
    }

    .avatar-line strong {
      display: block;
      line-height: 1.2;
      color: var(--color-text);
    }

    .avatar-line span {
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .faq-wrap {
      max-width: 940px;
      margin-inline: auto;
    }

    .accordion {
      background: transparent;
      border: 0;
    }

    .accordion-item {
      margin-bottom: 14px;
      border-radius: 18px;
      overflow: hidden;
      border: 1px solid var(--color-border);
      background: var(--color-surface);
      box-shadow: var(--shadow-soft);
    }

    .accordion-title {
      padding: 20px 24px;
      border: 0;
      color: var(--color-text);
      font-size: 17px;
      font-weight: 800;
      line-height: 1.5;
      background: var(--color-surface);
    }

    .accordion-title:hover,
    .accordion-title:focus {
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
    }

    .accordion-title::before {
      color: var(--color-primary);
      font-weight: 900;
      margin-top: -9px;
    }

    .accordion-content {
      border: 0;
      padding: 0 24px 22px;
      color: var(--color-muted);
      line-height: 1.78;
      background: var(--color-surface);
      border-left: 4px solid var(--color-primary);
    }

    .contact-card,
    .cta-block {
      border-radius: var(--radius-xl);
      border: 1px solid rgba(255,255,255,.18);
      box-shadow: var(--shadow-card);
      overflow: hidden;
      position: relative;
    }

    .cta-block {
      padding: clamp(34px, 5vw, 58px);
      background:
        radial-gradient(circle at 18% 25%, rgba(216,93,82,.24), transparent 22rem),
        linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
      color: #fff;
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 32px;
      align-items: center;
    }

    .cta-block h2,
    .cta-block p {
      color: #fffdf8;
    }

    .cta-block p {
      color: rgba(255,253,248,.78);
      max-width: 650px;
    }

    .cta-actions {
      display: flex;
      justify-content: flex-end;
      flex-wrap: wrap;
      gap: 14px;
    }

    .cta-actions .btn-secondary {
      background: rgba(255,255,255,.12);
      color: #fff;
      border-color: rgba(255,255,255,.34);
    }

    .contact-form {
      display: grid;
      gap: 14px;
      margin-top: 18px;
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .field label {
      display: block;
      color: var(--color-primary-dark);
      font-weight: 800;
      margin-bottom: 8px;
      font-size: 14px;
    }

    .field input,
    .field textarea {
      width: 100%;
      border: 1px solid var(--color-border);
      border-radius: 14px;
      min-height: 48px;
      padding: 12px 14px;
      color: var(--color-text);
      background: rgba(255,255,255,.82);
      box-shadow: none;
      transition: var(--ease);
      margin: 0;
    }

    .field textarea {
      min-height: 118px;
      resize: vertical;
    }

    .field input:focus,
    .field textarea:focus {
      border-color: var(--color-primary);
      background: #fff;
    }

    .site-footer {
      margin-top: 84px;
      padding: 68px 0 26px;
      background:
        radial-gradient(circle at 80% 20%, rgba(216, 93, 82, .14), transparent 26rem),
        var(--color-primary-dark);
      color: rgba(255,253,248,.78);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.45fr .8fr .8fr .85fr;
      gap: 34px;
      align-items: start;
    }

    .site-footer .brand {
      color: #fffdf8;
      margin-bottom: 16px;
    }

    .site-footer p {
      color: rgba(255,253,248,.70);
      max-width: 360px;
      font-size: 15px;
    }

    .footer-col {
      display: grid;
      gap: 10px;
    }

    .footer-col h3 {
      color: #fffdf8;
      font-size: 17px;
      margin-bottom: 8px;
    }

    .footer-col a,
    .footer-col span {
      color: rgba(255,253,248,.70);
      font-size: 15px;
      line-height: 1.55;
    }

    .footer-col a:hover {
      color: #fff;
      transform: translateX(3px);
    }

    .footer-bottom {
      margin-top: 44px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.14);
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      color: rgba(255,253,248,.62);
      font-size: 14px;
    }

    @media (max-width: 1100px) {
      .desktop-nav {
        gap: 2px;
      }

      .desktop-nav a {
        padding-inline: 10px;
        font-size: 14px;
      }

      .hero-float {
        width: 310px;
        right: 24px;
      }

      .timeline-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 900px) {
      :root {
        --header-height: 66px;
      }

      .desktop-nav,
      .mega-wrap,
      .nav-actions > .btn {
        display: none;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .site-header.mobile-open .mobile-panel {
        display: block;
      }

      .brand {
        font-size: 20px;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 13px;
      }

      .hero-shell {
        min-height: auto;
      }

      .hero-content {
        min-height: auto;
        padding-bottom: 300px;
      }

      .hero-float {
        left: 28px;
        right: auto;
        bottom: 24px;
        width: min(78vw, 330px);
      }

      .news-layout,
      .matrix,
      .category-feature,
      .cta-block {
        grid-template-columns: 1fr;
      }

      .featured-news {
        grid-template-columns: 1fr;
      }

      .featured-news .media {
        min-height: auto;
      }

      .featured-news img {
        aspect-ratio: 16/10;
      }

      .side-panel {
        position: static;
      }

      .cta-actions {
        justify-content: flex-start;
      }
    }

    @media (max-width: 640px) {
      .rl-container,
      .top-bar,
      .mobile-panel {
        width: min(calc(100% - 24px), var(--container));
      }

      .section {
        padding: 56px 0;
      }

      .section-tight {
        padding: 42px 0;
      }

      .page-hero {
        padding: 24px 0 46px;
      }

      .hero-content {
        padding: 28px 22px 280px;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
      }

      .hero-actions .btn,
      .cta-actions .btn,
      .btn {
        width: 100%;
      }

      .hero-float {
        width: calc(100% - 44px);
        left: 22px;
      }

      .news-grid,
      .timeline-grid,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .featured-news .image-card-body,
      .image-card-body,
      .panel-card,
      .timeline-card {
        padding: 20px;
      }

      .testimonial-card {
        flex-basis: 280px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .footer-bottom {
        display: grid;
      }

      .top-bar {
        gap: 10px;
      }
    }

/* roulang page: category2 */
:root{
      --color-primary:#0f4f43;
      --color-primary-dark:#082f29;
      --color-primary-soft:#dfeee9;
      --color-accent:#d65f53;
      --color-accent-soft:#fff0ed;
      --color-bg:#f6f2e9;
      --color-bg-2:#edf4ef;
      --color-surface:#fffdf8;
      --color-surface-2:#f9f7f0;
      --color-text:#1e2623;
      --color-muted:#63716c;
      --color-border:rgba(15,79,67,.16);
      --color-border-strong:rgba(15,79,67,.28);
      --radius-sm:10px;
      --radius-md:16px;
      --radius-lg:24px;
      --radius-xl:34px;
      --shadow-soft:0 12px 36px rgba(8,47,41,.08);
      --shadow-card:0 18px 48px rgba(8,47,41,.12);
      --shadow-hover:0 24px 58px rgba(8,47,41,.18);
      --container:1180px;
      --section:92px;
      --ease:all .26s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
      color:var(--color-text);
      background:
        radial-gradient(circle at 8% 12%, rgba(15,79,67,.11), transparent 28%),
        radial-gradient(circle at 86% 16%, rgba(214,95,83,.08), transparent 24%),
        linear-gradient(180deg,var(--color-bg),#fbfaf5 42%,var(--color-bg-2));
      line-height:1.78;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--color-primary)}
    a:focus,button:focus,input:focus,textarea:focus,select:focus{
      outline:3px solid rgba(214,95,83,.35);
      outline-offset:3px;
    }
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    .rl-container{
      width:min(calc(100% - 40px),var(--container));
      margin:0 auto;
    }
    .section{padding:var(--section) 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid var(--color-border);
      border-radius:999px;
      background:rgba(255,253,248,.78);
      color:var(--color-primary);
      font-size:14px;
      font-weight:700;
      letter-spacing:.02em;
      box-shadow:0 8px 24px rgba(8,47,41,.05);
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(214,95,83,.12);
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1{
      font-size:clamp(34px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:800;
      margin-bottom:22px;
      color:var(--color-primary-dark);
    }
    h2{
      font-size:clamp(28px,3.3vw,42px);
      line-height:1.18;
      letter-spacing:-.025em;
      font-weight:800;
      color:var(--color-primary-dark);
      margin-bottom:16px;
    }
    h3{
      font-size:22px;
      line-height:1.36;
      font-weight:800;
      color:var(--color-primary-dark);
      margin-bottom:10px;
    }
    p{font-size:16px;color:var(--color-muted)}
    .lead{
      font-size:18px;
      line-height:1.9;
      color:#4f5f5a;
      max-width:760px;
    }
    .muted{color:var(--color-muted)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,253,248,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(15,79,67,.12);
      box-shadow:0 8px 28px rgba(8,47,41,.05);
    }
    .top-bar{
      width:min(calc(100% - 32px),1240px);
      margin:0 auto;
      min-height:76px;
      padding:0;
      background:transparent;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .top-bar-left,.top-bar-right{display:flex;align-items:center;gap:24px}
    .brand{
      display:inline-flex;
      align-items:center;
      gap:11px;
      color:var(--color-primary-dark);
      font-size:22px;
      font-weight:900;
      letter-spacing:-.03em;
      white-space:nowrap;
    }
    .brand:hover{color:var(--color-primary)}
    .brand-mark{
      position:relative;
      width:38px;
      height:38px;
      border-radius:13px;
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      box-shadow:0 12px 24px rgba(8,47,41,.18);
      flex:0 0 auto;
    }
    .brand-mark::before,.brand-mark::after{
      content:"H";
      position:absolute;
      color:#fffdf8;
      font-weight:900;
      font-size:15px;
      line-height:1;
    }
    .brand-mark::before{left:9px;top:8px}
    .brand-mark::after{right:8px;bottom:8px;color:#ffd8d2}
    .desktop-nav{display:flex;align-items:center;gap:8px}
    .desktop-nav a,.mobile-panel a{
      position:relative;
      padding:10px 13px;
      border-radius:999px;
      color:#33423e;
      font-size:15px;
      font-weight:700;
    }
    .desktop-nav a:hover,.desktop-nav a.active{
      color:var(--color-primary);
      background:rgba(15,79,67,.08);
    }
    .desktop-nav a.active::after{
      content:"";
      position:absolute;
      left:18px;
      right:18px;
      bottom:4px;
      height:3px;
      border-radius:999px;
      background:var(--color-accent);
    }
    .nav-actions{display:flex;align-items:center;gap:12px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:12px 20px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:800;
      font-size:15px;
      line-height:1;
      cursor:pointer;
      transition:var(--ease);
      text-decoration:none;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fffdf8;
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      box-shadow:0 14px 28px rgba(8,47,41,.18);
    }
    .btn-primary:hover{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:var(--shadow-hover);
      background:linear-gradient(135deg,#126052,#06231f);
    }
    .btn-secondary{
      color:var(--color-primary);
      background:rgba(255,253,248,.84);
      border-color:rgba(15,79,67,.25);
      box-shadow:0 10px 24px rgba(8,47,41,.06);
    }
    .btn-secondary:hover{
      color:var(--color-primary-dark);
      border-color:rgba(15,79,67,.42);
      transform:translateY(-2px);
      background:#fffdf8;
    }
    .mega-wrap{position:relative}
    .mega-button{
      display:inline-flex;
      align-items:center;
      min-height:44px;
      padding:10px 14px;
      border-radius:999px;
      color:var(--color-primary);
      border:1px solid var(--color-border);
      background:rgba(255,253,248,.74);
      font-weight:800;
      font-size:15px;
    }
    .mega-button:hover{background:var(--color-primary-soft)}
    .mega-panel{
      position:absolute;
      top:calc(100% + 14px);
      right:0;
      width:680px;
      padding:16px;
      border:1px solid var(--color-border);
      border-radius:24px;
      background:rgba(255,253,248,.96);
      box-shadow:var(--shadow-card);
      opacity:0;
      visibility:hidden;
      transform:translateY(8px);
      transition:var(--ease);
    }
    .mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{
      opacity:1;
      visibility:visible;
      transform:translateY(0);
    }
    .mega-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1.15fr;
      gap:12px;
    }
    .mega-card{
      display:block;
      padding:18px;
      min-height:126px;
      border-radius:18px;
      background:var(--color-surface-2);
      border:1px solid rgba(15,79,67,.12);
    }
    .mega-card strong{
      display:block;
      color:var(--color-primary-dark);
      font-size:17px;
      margin-bottom:8px;
    }
    .mega-card span{display:block;color:var(--color-muted);font-size:14px;line-height:1.65}
    .mega-card:hover{
      transform:translateY(-3px);
      border-color:rgba(15,79,67,.36);
      box-shadow:0 14px 28px rgba(8,47,41,.1);
    }
    .mega-feature{
      color:#fffdf8;
      background:
        linear-gradient(135deg,rgba(15,79,67,.9),rgba(8,47,41,.94)),
        url('/assets/images/backpic/back-1.webp') center/cover;
    }
    .mega-feature strong,.mega-feature span{color:#fffdf8}
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--color-border);
      background:rgba(255,253,248,.82);
      align-items:center;
      justify-content:center;
      cursor:pointer;
    }
    .menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
      display:block;
      width:20px;
      height:2px;
      border-radius:999px;
      background:var(--color-primary-dark);
      transition:var(--ease);
    }
    .menu-toggle span{position:relative}
    .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}
    .mobile-panel{
      display:none;
      width:min(calc(100% - 32px),1240px);
      margin:0 auto 14px;
      padding:10px;
      border-radius:20px;
      border:1px solid var(--color-border);
      background:#fffdf8;
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel.is-open{display:grid;gap:6px}
    .mobile-panel a.active{
      color:var(--color-primary);
      background:rgba(15,79,67,.08);
    }

    .guide-hero{
      position:relative;
      padding:72px 0 54px;
      overflow:hidden;
    }
    .guide-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(246,242,233,.98),rgba(246,242,233,.84),rgba(246,242,233,.55)),
        url('/assets/images/backpic/back-2.webp') center/cover;
      z-index:-2;
    }
    .guide-hero::after{
      content:"";
      position:absolute;
      right:-90px;
      top:52px;
      width:300px;
      height:300px;
      border:1px solid rgba(15,79,67,.14);
      border-radius:34px;
      transform:rotate(12deg);
      background:rgba(255,253,248,.22);
      z-index:-1;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:9px;
      margin-bottom:26px;
      color:#5e6b67;
      font-size:14px;
      font-weight:700;
    }
    .breadcrumb a{color:var(--color-primary)}
    .breadcrumb span{color:#7b8783}
    .hero-copy{
      padding-right:20px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:30px;
    }
    .hero-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-top:32px;
      max-width:720px;
    }
    .stat-card{
      padding:18px;
      border-radius:20px;
      background:rgba(255,253,248,.82);
      border:1px solid rgba(15,79,67,.13);
      box-shadow:0 14px 30px rgba(8,47,41,.06);
    }
    .stat-card strong{
      display:block;
      color:var(--color-primary-dark);
      font-size:24px;
      line-height:1;
      margin-bottom:8px;
    }
    .stat-card span{color:var(--color-muted);font-size:14px}
    .guide-cover{
      position:relative;
      padding:18px;
      border-radius:34px;
      background:rgba(255,253,248,.68);
      border:1px solid rgba(255,255,255,.72);
      box-shadow:var(--shadow-card);
      transform:rotate(1.5deg);
    }
    .guide-cover img{
      width:100%;
      min-height:440px;
      max-height:540px;
      object-fit:cover;
      border-radius:26px;
      filter:saturate(.98) contrast(1.02);
    }
    .cover-overlay{
      position:absolute;
      inset:18px;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      padding:24px;
      border-radius:26px;
      background:linear-gradient(180deg,rgba(8,47,41,0),rgba(8,47,41,.86));
      color:#fffdf8;
    }
    .cover-overlay .tag{
      align-self:flex-start;
      background:rgba(255,253,248,.18);
      border-color:rgba(255,253,248,.3);
      color:#fffdf8;
    }
    .cover-overlay h2{
      color:#fffdf8;
      font-size:30px;
      margin:12px 0 8px;
    }
    .cover-overlay p{color:rgba(255,253,248,.86);margin-bottom:0}

    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:24px;
      margin-bottom:34px;
    }
    .section-head .lead{margin-bottom:0}
    .tag-row{display:flex;flex-wrap:wrap;gap:10px}
    .tag,.badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:28px;
      padding:5px 11px;
      border-radius:999px;
      border:1px solid var(--color-border);
      color:var(--color-primary);
      background:rgba(255,253,248,.78);
      font-size:13px;
      font-weight:800;
      line-height:1;
    }
    .badge-accent{
      color:#9f342a;
      background:var(--color-accent-soft);
      border-color:rgba(214,95,83,.22);
    }
    .guide-layout{
      display:grid;
      grid-template-columns:300px minmax(0,1fr);
      gap:32px;
      align-items:start;
    }
    .anchor-card{
      position:sticky;
      top:104px;
      padding:22px;
      border-radius:26px;
      background:var(--color-surface);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
    }
    .anchor-card h2{
      font-size:22px;
      margin-bottom:14px;
    }
    .anchor-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .anchor-list a{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:12px 13px;
      border-radius:15px;
      background:var(--color-surface-2);
      color:#33423e;
      font-weight:800;
      font-size:15px;
      border:1px solid transparent;
    }
    .anchor-list a:hover{
      color:var(--color-primary);
      border-color:rgba(15,79,67,.24);
      transform:translateX(3px);
    }
    .anchor-list a span{
      color:var(--color-accent);
      font-weight:900;
    }
    .side-note{
      margin-top:18px;
      padding:16px;
      border-radius:18px;
      background:linear-gradient(135deg,var(--color-primary-soft),rgba(255,253,248,.9));
      border:1px solid rgba(15,79,67,.14);
    }
    .side-note p{
      margin:0;
      font-size:14px;
      line-height:1.75;
    }
    .knowledge-stack{
      display:grid;
      gap:24px;
    }
    .knowledge-card{
      position:relative;
      padding:28px;
      border-radius:28px;
      background:var(--color-surface);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:var(--ease);
    }
    .knowledge-card::after{
      content:"";
      position:absolute;
      right:-46px;
      top:-46px;
      width:130px;
      height:130px;
      border-radius:34px;
      border:1px solid rgba(15,79,67,.11);
      transform:rotate(18deg);
    }
    .knowledge-card:hover{
      transform:translateY(-4px);
      border-color:rgba(15,79,67,.34);
      box-shadow:var(--shadow-hover);
    }
    .knowledge-top{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:flex-start;
      margin-bottom:12px;
    }
    .knowledge-index{
      width:42px;
      height:42px;
      border-radius:15px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      color:#fffdf8;
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      font-weight:900;
      box-shadow:0 12px 24px rgba(8,47,41,.16);
    }
    .knowledge-card h3{
      font-size:25px;
      margin-bottom:10px;
    }
    .guide-points{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin-top:18px;
    }
    .point{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:14px;
      border-radius:18px;
      background:var(--color-surface-2);
      border:1px solid rgba(15,79,67,.1);
      color:#475651;
      font-weight:700;
      font-size:15px;
      line-height:1.65;
    }
    .point::before{
      content:"";
      width:8px;
      height:8px;
      margin-top:9px;
      border-radius:50%;
      background:var(--color-accent);
      flex:0 0 auto;
    }

    .steps-section{
      background:
        linear-gradient(180deg,rgba(15,79,67,.06),rgba(255,253,248,.72)),
        url('/assets/images/backpic/back-3.webp') center/cover fixed;
      border-top:1px solid rgba(15,79,67,.09);
      border-bottom:1px solid rgba(15,79,67,.09);
    }
    .steps-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .step-card{
      position:relative;
      padding:24px 22px 22px;
      border-radius:26px;
      background:rgba(255,253,248,.9);
      border:1px solid rgba(15,79,67,.14);
      box-shadow:var(--shadow-soft);
      min-height:230px;
      transition:var(--ease);
    }
    .step-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-hover);
    }
    .step-num{
      display:inline-flex;
      width:44px;
      height:44px;
      align-items:center;
      justify-content:center;
      border-radius:16px;
      color:var(--color-primary);
      background:var(--color-primary-soft);
      font-weight:900;
      margin-bottom:18px;
    }
    .step-card h3{font-size:21px}
    .step-card p{font-size:15px;margin-bottom:0}
    .step-card.featured{
      background:linear-gradient(145deg,var(--color-primary),var(--color-primary-dark));
      color:#fffdf8;
      transform:translateY(14px);
    }
    .step-card.featured h3,.step-card.featured p{color:#fffdf8}
    .step-card.featured .step-num{
      background:rgba(255,253,248,.16);
      color:#fffdf8;
    }

    .term-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:28px;
      align-items:stretch;
    }
    .term-feature{
      position:relative;
      overflow:hidden;
      min-height:420px;
      border-radius:34px;
      border:1px solid rgba(15,79,67,.14);
      box-shadow:var(--shadow-card);
      background:var(--color-primary-dark);
    }
    .term-feature img{
      width:100%;
      height:100%;
      min-height:420px;
      object-fit:cover;
      opacity:.72;
      transform:scale(1.01);
      transition:var(--ease);
    }
    .term-feature:hover img{transform:scale(1.05)}
    .term-content{
      position:absolute;
      inset:0;
      padding:34px;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      background:linear-gradient(180deg,rgba(8,47,41,.05),rgba(8,47,41,.88));
    }
    .term-content h2,.term-content p{color:#fffdf8}
    .term-content p{max-width:620px;color:rgba(255,253,248,.86)}
    .term-list{
      display:grid;
      gap:14px;
    }
    .term-item{
      padding:20px;
      border-radius:24px;
      background:var(--color-surface);
      border:1px solid var(--color-border);
      box-shadow:0 12px 28px rgba(8,47,41,.06);
      transition:var(--ease);
    }
    .term-item:hover{
      transform:translateX(4px);
      border-color:rgba(15,79,67,.35);
    }
    .term-item strong{
      display:block;
      font-size:18px;
      color:var(--color-primary-dark);
      margin-bottom:6px;
    }
    .term-item span{
      display:block;
      color:var(--color-muted);
      font-size:15px;
      line-height:1.65;
    }

    .notice-band{
      padding:34px;
      border-radius:34px;
      background:
        linear-gradient(135deg,rgba(255,253,248,.92),rgba(223,238,233,.82));
      border:1px solid rgba(15,79,67,.16);
      box-shadow:var(--shadow-soft);
    }
    .notice-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:22px;
    }
    .notice-card{
      padding:22px;
      border-radius:24px;
      background:#fffdf8;
      border:1px solid rgba(15,79,67,.12);
      transition:var(--ease);
    }
    .notice-card:hover{
      transform:translateY(-4px);
      border-color:rgba(214,95,83,.32);
      box-shadow:0 16px 34px rgba(8,47,41,.08);
    }
    .notice-card h3{font-size:20px}
    .notice-card p{font-size:15px;margin-bottom:0}

    .related-matrix{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:24px;
      align-items:stretch;
    }
    .related-card{
      position:relative;
      display:flex;
      gap:18px;
      align-items:center;
      padding:18px;
      border-radius:30px;
      background:var(--color-surface);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:var(--ease);
    }
    .related-card:hover{
      transform:translateY(-4px);
      border-color:rgba(15,79,67,.35);
      box-shadow:var(--shadow-hover);
    }
    .related-card img{
      width:160px;
      height:180px;
      object-fit:cover;
      border-radius:22px;
      flex:0 0 auto;
    }
    .related-body h3{font-size:23px}
    .related-body p{font-size:15px}
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:var(--color-primary);
      font-weight:900;
      position:relative;
    }
    .text-link::after{
      content:"";
      position:absolute;
      left:0;
      bottom:-4px;
      width:0;
      height:2px;
      background:var(--color-accent);
      transition:var(--ease);
    }
    .text-link:hover::after{width:100%}

    .faq-wrap{
      max-width:920px;
      margin:0 auto;
    }
    .accordion{
      background:transparent;
      border:0;
    }
    .accordion-item{
      margin-bottom:14px;
      border:1px solid var(--color-border);
      border-radius:22px;
      background:var(--color-surface);
      overflow:hidden;
      box-shadow:0 10px 24px rgba(8,47,41,.05);
    }
    .accordion-title{
      padding:20px 56px 20px 22px;
      color:var(--color-primary-dark);
      font-size:18px;
      font-weight:900;
      border:0;
      line-height:1.45;
      background:var(--color-surface);
    }
    .accordion-title:hover,.accordion-title:focus{
      color:var(--color-primary);
      background:rgba(15,79,67,.05);
    }
    .accordion-title::before{
      right:22px;
      margin-top:-8px;
      color:var(--color-accent);
      font-size:22px;
    }
    .accordion-content{
      padding:0 22px 22px;
      border:0;
      background:linear-gradient(90deg,rgba(15,79,67,.07),transparent);
      color:var(--color-muted);
      font-size:16px;
      line-height:1.8;
    }
    .is-active>.accordion-title{
      background:rgba(15,79,67,.06);
      box-shadow:inset 4px 0 0 var(--color-primary);
    }

    .cta-block{
      position:relative;
      overflow:hidden;
      padding:48px;
      border-radius:38px;
      background:
        linear-gradient(135deg,rgba(15,79,67,.95),rgba(8,47,41,.96)),
        url('/assets/images/backpic/back-1.webp') center/cover;
      color:#fffdf8;
      box-shadow:var(--shadow-card);
    }
    .cta-block::after{
      content:"";
      position:absolute;
      right:42px;
      top:30px;
      width:150px;
      height:210px;
      border-radius:28px;
      border:1px solid rgba(255,253,248,.18);
      transform:rotate(12deg);
      background:rgba(255,253,248,.06);
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:28px;
    }
    .cta-block h2,.cta-block p{color:#fffdf8}
    .cta-block p{max-width:700px;color:rgba(255,253,248,.84);margin-bottom:0}
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
      flex:0 0 auto;
    }
    .cta-block .btn-secondary{
      background:rgba(255,253,248,.1);
      color:#fffdf8;
      border-color:rgba(255,253,248,.32);
    }
    .cta-block .btn-secondary:hover{background:rgba(255,253,248,.18);color:#fff}
    .mini-form{
      margin-top:28px;
      display:grid;
      grid-template-columns:1fr 1fr 1.4fr auto;
      gap:12px;
      position:relative;
      z-index:1;
    }
    .mini-form label{
      display:block;
      color:rgba(255,253,248,.88);
      font-size:13px;
      font-weight:800;
      margin-bottom:7px;
    }
    .mini-form input,.mini-form select{
      width:100%;
      height:48px;
      border-radius:15px;
      border:1px solid rgba(255,253,248,.28);
      background:rgba(255,253,248,.12);
      color:#fffdf8;
      padding:0 14px;
      box-shadow:none;
      margin:0;
    }
    .mini-form select option{color:var(--color-text)}
    .mini-form input::placeholder{color:rgba(255,253,248,.64)}
    .mini-form .form-button{
      align-self:end;
    }

    .site-footer{
      background:linear-gradient(180deg,var(--color-primary-dark),#041f1b);
      color:#fffdf8;
      padding:64px 0 26px;
      margin-top:0;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .9fr .9fr .9fr;
      gap:32px;
      margin-bottom:42px;
    }
    .footer-brand p{
      color:rgba(255,253,248,.72);
      margin-top:18px;
      max-width:380px;
      font-size:15px;
    }
    .site-footer .brand{color:#fffdf8}
    .site-footer .brand-mark{box-shadow:none;border:1px solid rgba(255,253,248,.18)}
    .footer-col h3{
      color:#fffdf8;
      font-size:17px;
      margin-bottom:16px;
    }
    .footer-col a,.footer-col span{
      display:block;
      color:rgba(255,253,248,.68);
      font-size:15px;
      margin-bottom:10px;
    }
    .footer-col a:hover{color:#fffdf8;transform:translateX(3px)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      padding-top:22px;
      border-top:1px solid rgba(255,253,248,.14);
      color:rgba(255,253,248,.58);
      font-size:14px;
    }

    @media (max-width:1024px){
      :root{--section:76px}
      .desktop-nav,.mega-wrap{display:none}
      .menu-toggle{display:inline-flex}
      .top-bar{min-height:68px}
      .guide-layout{grid-template-columns:1fr}
      .anchor-card{position:relative;top:auto}
      .anchor-list{grid-template-columns:repeat(2,1fr)}
      .steps-grid{grid-template-columns:repeat(2,1fr)}
      .term-grid,.related-matrix{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .mini-form{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .rl-container{width:min(calc(100% - 28px),var(--container))}
      .guide-hero{padding:48px 0 40px}
      .hero-copy{padding-right:0}
      .hero-stats{grid-template-columns:1fr;gap:10px}
      .guide-cover{margin-top:28px;transform:none}
      .guide-cover img{min-height:360px}
      .section-head{display:block}
      .tag-row{margin-top:18px}
      .guide-points,.notice-grid{grid-template-columns:1fr}
      .step-card.featured{transform:none}
      .related-card{align-items:flex-start}
      .related-card img{width:120px;height:150px}
      .cta-inner{display:block}
      .cta-actions{justify-content:flex-start;margin-top:22px}
      .cta-block{padding:34px 24px}
    }
    @media (max-width:520px){
      :root{--section:56px}
      .top-bar{width:min(calc(100% - 22px),1240px)}
      .brand{font-size:20px}
      .brand-mark{width:34px;height:34px;border-radius:12px}
      .nav-actions .btn-primary{display:none}
      .mobile-panel{width:min(calc(100% - 22px),1240px)}
      .hero-actions .btn{width:100%}
      .guide-cover img{min-height:300px}
      .cover-overlay{padding:18px}
      .cover-overlay h2{font-size:24px}
      .anchor-list{grid-template-columns:1fr}
      .knowledge-card{padding:22px}
      .knowledge-top{display:block}
      .knowledge-index{margin-bottom:14px}
      .steps-grid{grid-template-columns:1fr}
      .term-content{padding:24px}
      .related-card{display:block}
      .related-card img{width:100%;height:230px;margin-bottom:16px}
      .mini-form{grid-template-columns:1fr}
      .mini-form .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }

/* roulang page: category3 */
:root{
      --color-primary:#0f5a4d;
      --color-primary-dark:#07382f;
      --color-primary-soft:#e4f0ec;
      --color-accent:#d95c4a;
      --color-accent-soft:#fde9e5;
      --color-bg:#f7f3ea;
      --color-bg-2:#edf4ef;
      --color-surface:#fffdf8;
      --color-surface-2:#f9fbf6;
      --color-text:#202824;
      --color-muted:#60736a;
      --color-light:#fdf8ee;
      --color-border:rgba(25,72,61,.14);
      --radius-sm:10px;
      --radius-md:16px;
      --radius-lg:24px;
      --radius-xl:34px;
      --shadow-soft:0 12px 34px rgba(10,48,40,.08);
      --shadow-card:0 18px 52px rgba(10,48,40,.11);
      --shadow-hover:0 24px 66px rgba(10,48,40,.17);
      --container:1200px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
      color:var(--color-text);
      background:
        radial-gradient(circle at 8% 8%,rgba(15,90,77,.12),transparent 30%),
        radial-gradient(circle at 92% 14%,rgba(217,92,74,.09),transparent 28%),
        linear-gradient(180deg,var(--color-bg),#fbf7ef 38%,var(--color-bg-2));
      line-height:1.8;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover,a:focus{color:var(--color-primary)}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    :focus-visible{
      outline:3px solid rgba(217,92,74,.46);
      outline-offset:3px;
      border-radius:10px;
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1{
      font-size:clamp(2.2rem,5vw,3.9rem);
      line-height:1.12;
      font-weight:800;
      letter-spacing:-.04em;
      color:var(--color-primary-dark);
      margin-bottom:22px;
    }
    h2{
      font-size:clamp(1.72rem,3.5vw,2.7rem);
      line-height:1.2;
      font-weight:800;
      letter-spacing:-.03em;
      color:var(--color-primary-dark);
      margin-bottom:16px;
    }
    h3{
      font-size:1.25rem;
      line-height:1.38;
      font-weight:750;
      color:var(--color-primary-dark);
      margin-bottom:10px;
    }
    p{color:var(--color-muted);font-size:1rem}
    .rl-container{
      width:min(calc(100% - 40px),var(--container));
      margin:0 auto;
    }
    .section{
      padding:88px 0;
      position:relative;
    }
    .section-tight{padding:58px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-head p{
      max-width:620px;
      margin-bottom:0;
      font-size:1.04rem;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(15,90,77,.16);
      border-radius:999px;
      color:var(--color-primary);
      background:rgba(255,253,248,.74);
      font-size:.86rem;
      font-weight:700;
      margin-bottom:16px;
      box-shadow:0 8px 24px rgba(10,48,40,.05);
    }
    .eyebrow::before{
      content:"";
      width:7px;height:7px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(217,92,74,.12);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:750;
      border:1px solid transparent;
      transition:var(--ease);
      line-height:1;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      box-shadow:0 12px 26px rgba(15,90,77,.22);
    }
    .btn-primary:hover,.btn-primary:focus{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 34px rgba(15,90,77,.28);
    }
    .btn-secondary{
      color:var(--color-primary-dark);
      background:rgba(255,253,248,.86);
      border-color:rgba(15,90,77,.18);
    }
    .btn-secondary:hover,.btn-secondary:focus{
      transform:translateY(-2px);
      border-color:rgba(15,90,77,.36);
      box-shadow:var(--shadow-soft);
    }
    .link-arrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-weight:750;
      color:var(--color-primary);
      position:relative;
    }
    .link-arrow::after{content:"→";transition:var(--ease)}
    .link-arrow:hover::after{transform:translateX(4px)}
    .badge{
      display:inline-flex;
      align-items:center;
      padding:5px 10px;
      border-radius:999px;
      font-size:.78rem;
      font-weight:750;
      color:var(--color-primary);
      background:var(--color-primary-soft);
    }
    .badge-red{color:#9f3125;background:var(--color-accent-soft)}
    .badge-dark{color:#fff;background:rgba(7,56,47,.92)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(253,248,238,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(15,90,77,.12);
      box-shadow:0 10px 30px rgba(10,48,40,.04);
    }
    .top-bar{
      max-width:var(--container);
      min-height:76px;
      margin:0 auto;
      padding:0 20px;
      background:transparent;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .top-bar-left,.top-bar-right,.nav-actions{
      display:flex;
      align-items:center;
      gap:22px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-size:1.28rem;
      font-weight:850;
      color:var(--color-primary-dark);
      letter-spacing:-.02em;
      flex:0 0 auto;
    }
    .brand:hover{color:var(--color-primary)}
    .brand-mark{
      width:38px;height:38px;
      border-radius:13px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.92),rgba(255,255,255,.12)),
        linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      position:relative;
      box-shadow:0 12px 22px rgba(15,90,77,.2);
      overflow:hidden;
    }
    .brand-mark::before,.brand-mark::after{
      content:"H";
      position:absolute;
      font-weight:900;
      color:#fff;
      font-size:16px;
      line-height:1;
      opacity:.95;
    }
    .brand-mark::before{left:9px;top:8px}
    .brand-mark::after{right:8px;bottom:8px;transform:rotate(180deg)}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:6px;
    }
    .desktop-nav a,.mobile-panel a{
      min-height:42px;
      display:inline-flex;
      align-items:center;
      padding:9px 13px;
      border-radius:999px;
      color:#43564e;
      font-size:.95rem;
      font-weight:700;
      position:relative;
    }
    .desktop-nav a:hover,.desktop-nav a:focus,.desktop-nav a.active{
      color:var(--color-primary-dark);
      background:rgba(15,90,77,.08);
    }
    .desktop-nav a.active::after{
      content:"";
      position:absolute;
      left:18px;right:18px;bottom:4px;
      height:3px;
      border-radius:999px;
      background:var(--color-accent);
    }
    .mega-wrap{position:relative}
    .mega-button{
      min-height:42px;
      display:inline-flex;
      align-items:center;
      padding:9px 13px;
      border-radius:999px;
      color:#43564e;
      font-size:.95rem;
      font-weight:750;
    }
    .mega-button:hover,.mega-button:focus{
      background:rgba(15,90,77,.08);
      color:var(--color-primary-dark);
    }
    .mega-panel{
      position:absolute;
      right:0;
      top:calc(100% + 14px);
      width:min(720px,calc(100vw - 32px));
      padding:16px;
      background:rgba(255,253,248,.98);
      border:1px solid rgba(15,90,77,.13);
      border-radius:24px;
      box-shadow:var(--shadow-card);
      opacity:0;
      visibility:hidden;
      transform:translateY(10px);
      transition:var(--ease);
    }
    .mega-wrap:hover .mega-panel,
    .mega-wrap:focus-within .mega-panel{
      opacity:1;
      visibility:visible;
      transform:translateY(0);
    }
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .mega-card{
      min-height:128px;
      padding:18px;
      border-radius:18px;
      border:1px solid rgba(15,90,77,.12);
      background:linear-gradient(180deg,#fffdf8,#f3f8f4);
    }
    .mega-card strong{
      display:block;
      color:var(--color-primary-dark);
      font-size:1rem;
      margin-bottom:8px;
    }
    .mega-card span{
      display:block;
      color:var(--color-muted);
      font-size:.88rem;
      line-height:1.65;
    }
    .mega-card:hover{
      transform:translateY(-3px);
      border-color:rgba(15,90,77,.28);
      box-shadow:var(--shadow-soft);
    }
    .mega-feature{
      background:
        linear-gradient(180deg,rgba(7,56,47,.84),rgba(15,90,77,.9)),
        url("/assets/images/coverpic/cover-7.webp") center/cover;
    }
    .mega-feature strong,.mega-feature span{color:#fff}
    .menu-toggle{
      display:none;
      width:46px;height:46px;
      border:1px solid rgba(15,90,77,.16);
      border-radius:15px;
      background:rgba(255,253,248,.9);
      position:relative;
    }
    .menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
      content:"";
      position:absolute;
      left:12px;
      right:12px;
      height:2px;
      border-radius:999px;
      background:var(--color-primary-dark);
      transition:var(--ease);
    }
    .menu-toggle span{top:22px}
    .menu-toggle span::before{top:-7px;left:0;right:0}
    .menu-toggle span::after{top:7px;left:0;right:0}
    .menu-toggle.is-open span{background:transparent}
    .menu-toggle.is-open span::before{top:0;transform:rotate(45deg)}
    .menu-toggle.is-open span::after{top:0;transform:rotate(-45deg)}
    .mobile-panel{
      display:none;
      width:min(calc(100% - 32px),var(--container));
      margin:0 auto 14px;
      padding:12px;
      border-radius:20px;
      background:rgba(255,253,248,.96);
      border:1px solid rgba(15,90,77,.12);
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel a{
      display:flex;
      width:100%;
      justify-content:space-between;
      border-radius:14px;
      margin:2px 0;
    }
    .mobile-panel a.active{
      background:rgba(15,90,77,.1);
      color:var(--color-primary-dark);
    }
    .hero{
      padding:62px 0 74px;
      position:relative;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(247,243,234,.96) 0%,rgba(247,243,234,.72) 48%,rgba(247,243,234,.92) 100%),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;
      right:-80px;
      top:60px;
      width:310px;height:430px;
      border:1px solid rgba(15,90,77,.13);
      border-radius:38px;
      transform:rotate(12deg);
      background:rgba(255,253,248,.24);
      z-index:-1;
    }
    .breadcrumb{
      display:flex;
      gap:8px;
      align-items:center;
      flex-wrap:wrap;
      color:var(--color-muted);
      font-size:.92rem;
      margin-bottom:24px;
    }
    .breadcrumb a{font-weight:700;color:var(--color-primary)}
    .hero-text{
      padding-top:18px;
    }
    .hero-lead{
      max-width:650px;
      font-size:1.12rem;
      line-height:1.9;
      color:#51675e;
      margin-bottom:26px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-bottom:26px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .phone-stack{
      min-height:520px;
      position:relative;
    }
    .phone-card{
      position:absolute;
      width:230px;
      aspect-ratio:9/16;
      border-radius:30px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.58);
      box-shadow:var(--shadow-card);
      background:#123b33;
      transition:var(--ease);
    }
    .phone-card:hover{
      transform:translateY(-8px) rotate(var(--rot,0deg));
      box-shadow:var(--shadow-hover);
    }
    .phone-card img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }
    .phone-card:hover img{transform:scale(1.04)}
    .phone-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(7,56,47,.02) 30%,rgba(7,56,47,.82) 100%);
    }
    .phone-card .card-caption{
      position:absolute;
      z-index:2;
      left:16px;right:16px;bottom:18px;
      color:#fff;
    }
    .phone-card .card-caption strong{
      display:block;
      font-size:1.08rem;
      line-height:1.35;
      margin:8px 0;
    }
    .phone-card .card-caption span{
      display:inline-flex;
      padding:4px 9px;
      border-radius:999px;
      font-size:.75rem;
      font-weight:750;
      background:rgba(255,255,255,.18);
      backdrop-filter:blur(8px);
    }
    .phone-card.main{
      width:272px;
      right:104px;
      top:8px;
      --rot:-2deg;
      border:3px solid rgba(15,90,77,.4);
    }
    .phone-card.side-a{
      left:18px;
      top:94px;
      width:206px;
      --rot:5deg;
    }
    .phone-card.side-b{
      right:0;
      bottom:4px;
      width:198px;
      --rot:-6deg;
    }
    .mini-stat{
      position:absolute;
      left:70px;
      bottom:18px;
      z-index:4;
      max-width:230px;
      padding:14px 16px;
      border-radius:20px;
      background:rgba(255,253,248,.9);
      border:1px solid rgba(15,90,77,.14);
      box-shadow:var(--shadow-soft);
    }
    .mini-stat strong{
      display:block;
      color:var(--color-primary-dark);
      font-size:1.45rem;
      line-height:1;
      margin-bottom:5px;
    }
    .mini-stat span{
      color:var(--color-muted);
      font-size:.88rem;
    }
    .cover-wall{
      display:grid;
      grid-template-columns:1.1fr .9fr 1fr .9fr;
      gap:20px;
      align-items:start;
    }
    .vertical-card{
      position:relative;
      min-height:430px;
      border-radius:28px;
      overflow:hidden;
      border:1px solid rgba(15,90,77,.12);
      box-shadow:var(--shadow-card);
      background:#123b33;
      transition:var(--ease);
    }
    .vertical-card:nth-child(2){margin-top:38px}
    .vertical-card:nth-child(3){
      margin-top:10px;
      border:3px solid rgba(15,90,77,.35);
    }
    .vertical-card:nth-child(4){margin-top:62px}
    .vertical-card:hover{
      transform:translateY(-8px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(15,90,77,.38);
    }
    .vertical-card img{
      width:100%;
      height:100%;
      min-height:430px;
      object-fit:cover;
      transition:transform .55s ease;
    }
    .vertical-card:hover img{transform:scale(1.05)}
    .vertical-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(6,42,36,.04) 25%,rgba(6,42,36,.92) 100%);
    }
    .vertical-content{
      position:absolute;
      z-index:2;
      left:20px;
      right:20px;
      bottom:20px;
      color:#fff;
    }
    .vertical-content .badge{margin-bottom:10px}
    .vertical-content h3{color:#fff;font-size:1.22rem}
    .vertical-content p{
      color:rgba(255,255,255,.78);
      font-size:.92rem;
      line-height:1.65;
      margin-bottom:14px;
    }
    .vertical-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:rgba(255,255,255,.72);
      font-size:.82rem;
    }
    .topic-strip{
      padding:22px;
      border-radius:30px;
      background:rgba(255,253,248,.72);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .strip-scroller{
      display:flex;
      gap:16px;
      overflow-x:auto;
      padding:4px 4px 12px;
      scroll-snap-type:x mandatory;
      scrollbar-width:thin;
      scrollbar-color:rgba(15,90,77,.35) transparent;
    }
    .strip-card{
      flex:0 0 320px;
      scroll-snap-align:start;
      border-radius:22px;
      padding:20px;
      background:linear-gradient(180deg,#fffdf8,#f4faf5);
      border:1px solid rgba(15,90,77,.12);
      transition:var(--ease);
    }
    .strip-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-soft);
      border-color:rgba(15,90,77,.32);
    }
    .avatar-row{
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:14px;
    }
    .avatar{
      width:42px;height:42px;
      border-radius:50%;
      background:
        linear-gradient(135deg,rgba(15,90,77,.88),rgba(217,92,74,.78));
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      font-weight:850;
      box-shadow:0 8px 18px rgba(15,90,77,.18);
    }
    .avatar-row strong{
      color:var(--color-primary-dark);
      line-height:1.2;
    }
    .avatar-row span{
      display:block;
      color:var(--color-muted);
      font-size:.82rem;
      line-height:1.4;
    }
    .strip-card p{
      font-size:.94rem;
      line-height:1.75;
      margin-bottom:0;
    }
    .feature-panel{
      border-radius:34px;
      overflow:hidden;
      border:1px solid var(--color-border);
      background:var(--color-surface);
      box-shadow:var(--shadow-card);
    }
    .feature-panel .panel-image{
      min-height:100%;
      background:
        linear-gradient(180deg,rgba(7,56,47,.1),rgba(7,56,47,.62)),
        url("/assets/images/coverpic/cover-8.webp") center/cover no-repeat;
      padding:34px;
      display:flex;
      align-items:flex-end;
      color:#fff;
    }
    .panel-image h2{color:#fff;margin-bottom:8px}
    .panel-image p{color:rgba(255,255,255,.82);margin-bottom:0}
    .collection-list{
      padding:34px;
      display:grid;
      gap:18px;
    }
    .collection-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px;
      border-radius:22px;
      background:linear-gradient(180deg,#fffdf8,#f7fbf8);
      border:1px solid rgba(15,90,77,.12);
      transition:var(--ease);
    }
    .collection-item:hover{
      transform:translateX(4px);
      border-color:rgba(15,90,77,.34);
      box-shadow:var(--shadow-soft);
    }
    .collection-num{
      width:42px;height:42px;
      border-radius:15px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      font-weight:850;
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
    }
    .collection-item p{
      margin:0;
      font-size:.92rem;
      line-height:1.65;
    }
    .process-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:20px;
    }
    .process-card{
      padding:24px;
      border-radius:24px;
      background:rgba(255,253,248,.82);
      border:1px solid rgba(15,90,77,.12);
      box-shadow:var(--shadow-soft);
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }
    .process-card::before{
      content:"";
      position:absolute;
      left:0;top:0;bottom:0;
      width:5px;
      background:var(--color-primary);
      opacity:.28;
      transition:var(--ease);
    }
    .process-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-card);
      border-color:rgba(15,90,77,.32);
    }
    .process-card:hover::before{opacity:1;background:var(--color-accent)}
    .process-card .step{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:36px;height:36px;
      border-radius:13px;
      margin-bottom:14px;
      color:var(--color-primary-dark);
      background:var(--color-primary-soft);
      font-weight:850;
    }
    .process-card p{
      font-size:.92rem;
      line-height:1.68;
      margin-bottom:0;
    }
    .notice-band{
      border-radius:32px;
      padding:34px;
      background:
        linear-gradient(135deg,rgba(7,56,47,.94),rgba(15,90,77,.9)),
        url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
      color:#fff;
      box-shadow:var(--shadow-card);
      position:relative;
      overflow:hidden;
    }
    .notice-band::after{
      content:"";
      position:absolute;
      right:-70px;
      bottom:-120px;
      width:320px;height:320px;
      border-radius:50%;
      border:48px solid rgba(255,255,255,.08);
    }
    .notice-band h2,.notice-band h3{color:#fff}
    .notice-band p{color:rgba(255,255,255,.78)}
    .notice-list{
      display:grid;
      gap:12px;
      margin:22px 0 0;
      padding:0;
      list-style:none;
    }
    .notice-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:rgba(255,255,255,.86);
      font-size:.96rem;
    }
    .notice-list li::before{
      content:"✓";
      width:22px;height:22px;
      flex:0 0 22px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:50%;
      background:rgba(255,255,255,.14);
      color:#fff;
      font-size:.78rem;
      margin-top:4px;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:34px;
      align-items:start;
    }
    .accordion{
      background:transparent;
      border:0;
    }
    .accordion-item{
      margin-bottom:14px;
      border-radius:22px;
      overflow:hidden;
      background:var(--color-surface);
      border:1px solid rgba(15,90,77,.12);
      box-shadow:0 10px 26px rgba(10,48,40,.05);
    }
    .accordion-title{
      border:0;
      color:var(--color-primary-dark);
      font-weight:800;
      font-size:1rem;
      padding:20px 52px 20px 22px;
      background:var(--color-surface);
    }
    .accordion-title:hover,.accordion-title:focus{
      background:var(--color-primary-soft);
      color:var(--color-primary-dark);
    }
    .accordion-title::before{
      right:22px;
      color:var(--color-accent);
      font-size:1.3rem;
      margin-top:-.7rem;
    }
    .accordion-content{
      border:0;
      border-top:1px solid rgba(15,90,77,.08);
      padding:18px 22px 22px;
      background:#fffdf8;
      color:var(--color-muted);
      line-height:1.8;
    }
    .faq-note{
      padding:28px;
      border-radius:28px;
      background:linear-gradient(180deg,#fffdf8,#f2f8f3);
      border:1px solid rgba(15,90,77,.12);
      box-shadow:var(--shadow-soft);
    }
    .info-form{
      margin-top:20px;
      display:grid;
      gap:12px;
    }
    .info-form label{
      display:grid;
      gap:7px;
      color:var(--color-primary-dark);
      font-weight:750;
      font-size:.92rem;
    }
    .info-form input,.info-form textarea,.info-form select{
      min-height:46px;
      border-radius:14px;
      border:1px solid rgba(15,90,77,.16);
      background:#fff;
      box-shadow:none;
      padding:10px 13px;
      color:var(--color-text);
      transition:var(--ease);
    }
    .info-form textarea{min-height:98px;resize:vertical}
    .info-form input:focus,.info-form textarea:focus,.info-form select:focus{
      border-color:var(--color-primary);
      box-shadow:0 0 0 4px rgba(15,90,77,.1);
      outline:0;
    }
    .cta-block{
      border-radius:36px;
      padding:44px;
      background:
        linear-gradient(135deg,rgba(255,253,248,.94),rgba(232,242,236,.88)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      border:1px solid rgba(15,90,77,.12);
      box-shadow:var(--shadow-card);
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:30px;
      align-items:center;
      overflow:hidden;
      position:relative;
    }
    .cta-block::before{
      content:"";
      position:absolute;
      right:36px;
      top:-76px;
      width:190px;height:260px;
      border-radius:28px;
      border:1px solid rgba(15,90,77,.18);
      transform:rotate(14deg);
      background:rgba(255,255,255,.2);
    }
    .cta-block p{
      max-width:680px;
      margin-bottom:0;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
      position:relative;
      z-index:1;
    }
    .site-footer{
      padding:64px 0 26px;
      background:
        radial-gradient(circle at 12% 0,rgba(217,92,74,.16),transparent 32%),
        linear-gradient(180deg,#07382f,#051f1b);
      color:#f8f2e8;
      margin-top:40px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .8fr .8fr .8fr;
      gap:36px;
      align-items:start;
    }
    .site-footer .brand{color:#fff;margin-bottom:16px}
    .footer-brand p{
      color:rgba(248,242,232,.74);
      max-width:380px;
      font-size:.95rem;
    }
    .footer-col{
      display:grid;
      gap:10px;
    }
    .footer-col h3{
      color:#fff;
      font-size:1rem;
      margin-bottom:6px;
    }
    .footer-col a,.footer-col span{
      color:rgba(248,242,232,.72);
      font-size:.92rem;
      line-height:1.65;
    }
    .footer-col a:hover,.footer-col a:focus{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-top:42px;
      padding-top:22px;
      border-top:1px solid rgba(248,242,232,.14);
      color:rgba(248,242,232,.62);
      font-size:.9rem;
    }
    @media (max-width:1100px){
      .desktop-nav,.mega-wrap{display:none}
      .menu-toggle{display:inline-flex}
      .top-bar{min-height:68px}
      .phone-stack{min-height:460px}
      .phone-card.main{right:88px;width:240px}
      .phone-card.side-a{width:180px}
      .phone-card.side-b{width:174px}
      .cover-wall{grid-template-columns:repeat(2,1fr)}
      .vertical-card:nth-child(n){margin-top:0}
      .process-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .rl-container{width:min(calc(100% - 28px),var(--container))}
      .section{padding:60px 0}
      .section-tight{padding:42px 0}
      .top-bar{padding:0 14px}
      .top-bar-left{gap:12px}
      .brand{font-size:1.15rem}
      .brand-mark{width:34px;height:34px;border-radius:12px}
      .nav-actions .btn{display:none}
      .mobile-panel.is-open{display:block}
      .hero{padding:40px 0 54px}
      .hero-lead{font-size:1rem}
      .hero-actions .btn{width:100%;min-height:48px}
      .phone-stack{
        min-height:auto;
        display:flex;
        gap:16px;
        overflow-x:auto;
        padding:12px 4px 18px;
        scroll-snap-type:x mandatory;
      }
      .phone-card,.phone-card.main,.phone-card.side-a,.phone-card.side-b{
        position:relative;
        left:auto;right:auto;top:auto;bottom:auto;
        flex:0 0 218px;
        width:218px;
        scroll-snap-align:start;
      }
      .mini-stat{
        position:relative;
        left:auto;bottom:auto;
        margin-top:16px;
      }
      .section-head{
        display:block;
      }
      .cover-wall{
        display:flex;
        overflow-x:auto;
        gap:16px;
        padding-bottom:14px;
        scroll-snap-type:x mandatory;
      }
      .vertical-card{
        flex:0 0 76%;
        min-height:390px;
        scroll-snap-align:start;
      }
      .vertical-card img{min-height:390px}
      .strip-card{flex-basis:282px}
      .feature-panel .panel-image{min-height:280px}
      .collection-item{
        grid-template-columns:auto 1fr;
      }
      .collection-item .link-arrow{
        grid-column:2;
      }
      .process-grid,.faq-wrap,.cta-block{
        grid-template-columns:1fr;
      }
      .cta-block{padding:30px}
      .cta-actions{justify-content:flex-start}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      h1{font-size:2.14rem}
      h2{font-size:1.72rem}
      .hero-tags .badge{font-size:.74rem}
      .vertical-card{flex-basis:86%}
      .collection-list{padding:22px}
      .notice-band{padding:26px}
      .footer-bottom{display:grid}
    }