/* roulang page: index */
:root{
      --bg: #f7f5f0;
      --bg-soft: #fbfaf7;
      --surface: #ffffff;
      --surface-2: #f2f6f4;
      --line: #e4e0d8;
      --text: #26312f;
      --muted: #66736f;
      --muted-2: #8a948f;
      --brand: #147d6f;
      --brand-2: #0f6b61;
      --brand-soft: rgba(20, 125, 111, .10);
      --accent: #f2a93b;
      --accent-soft: rgba(242, 169, 59, .14);
      --danger: #b84a3a;
      --danger-soft: rgba(184, 74, 58, .12);
      --shadow: 0 12px 36px rgba(20, 45, 40, .08);
      --shadow-strong: 0 18px 46px rgba(20, 45, 40, .12);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1200px;
      --header-h: 78px;
      --space-1: 8px;
      --space-2: 12px;
      --space-3: 16px;
      --space-4: 20px;
      --space-5: 28px;
      --space-6: 36px;
      --space-7: 48px;
      --space-8: 64px;
      --space-9: 84px;
      --transition: 220ms ease;
      --paper: radial-gradient(circle at 20% 20%, rgba(20,125,111,.06) 0 1px, transparent 1px 100%), radial-gradient(circle at 80% 10%, rgba(242,169,59,.05) 0 1px, transparent 1px 100%), linear-gradient(180deg, #fbfaf7 0%, #f7f5f0 100%);
    }

    *{ box-sizing: border-box; }
    html{ scroll-behavior: smooth; }
    body{
      margin:0;
      font-family: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      color: var(--text);
      background: var(--paper);
      line-height: 1.8;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    body::before{
      content:"";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(180deg, rgba(255,255,255,.35), rgba(255,255,255,0) 24%),
        radial-gradient(circle at 15% 12%, rgba(20,125,111,.05), transparent 28%),
        radial-gradient(circle at 85% 18%, rgba(242,169,59,.05), transparent 24%);
      z-index: -1;
    }

    img{
      max-width: 100%;
      display: block;
      border: 0;
    }

    a{
      color: inherit;
      text-decoration: none;
      transition: color var(--transition), background-color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    }

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

    button{
      cursor: pointer;
      border: 0;
      background: none;
      color: inherit;
    }

    ::selection{
      background: rgba(20,125,111,.18);
      color: var(--text);
    }

    :focus-visible{
      outline: 3px solid rgba(20,125,111,.28);
      outline-offset: 3px;
    }

    .container{
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .sr-only{
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0,0,0,0);
      white-space: nowrap;
      border: 0;
    }

    .site-header{
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(251, 250, 247, .86);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(228, 224, 216, .78);
    }

    .header-inner{
      min-height: var(--header-h);
      display:flex;
      align-items:center;
      justify-content: space-between;
      gap: var(--space-4);
    }

    .brand{
      display:flex;
      align-items:center;
      gap: 12px;
      min-width: 0;
      font-weight: 800;
      letter-spacing: .2px;
    }

    .brand-mark{
      width: 42px;
      height: 42px;
      border-radius: 14px;
      background:
        linear-gradient(145deg, rgba(20,125,111,1), rgba(15,107,97,1));
      box-shadow: 0 10px 24px rgba(20,125,111,.22);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset: 10px;
      border-radius: 12px;
      border: 1.5px solid rgba(255,255,255,.78);
    }

    .brand-mark::after{
      inset: 14px 10px 10px 14px;
      border-radius: 50%;
      border-color: rgba(255,255,255,.8);
    }

    .brand-text{
      display:flex;
      flex-direction: column;
      min-width: 0;
    }

    .brand-text strong{
      font-size: 1rem;
      line-height: 1.2;
      color: var(--text);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .brand-text span{
      font-size: .78rem;
      color: var(--muted);
      line-height: 1.2;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .nav-wrap{
      display:flex;
      align-items:center;
      gap: var(--space-4);
    }

    .nav-toggle{
      display:none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      align-items:center;
      justify-content: center;
      border: 1px solid var(--line);
      background: var(--surface);
      box-shadow: 0 8px 22px rgba(20,45,40,.05);
    }

    .nav-toggle span{
      width: 18px;
      height: 2px;
      background: var(--text);
      position: relative;
      display:block;
      border-radius: 2px;
    }

    .nav-toggle span::before,
    .nav-toggle span::after{
      content:"";
      position:absolute;
      left:0;
      width: 18px;
      height: 2px;
      background: var(--text);
      border-radius: 2px;
    }

    .nav-toggle span::before{ top: -6px; }
    .nav-toggle span::after{ top: 6px; }

    .site-nav{
      display:flex;
      align-items:center;
      gap: 8px;
    }

    .site-nav a{
      position: relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height: 42px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--muted);
      font-weight: 600;
      letter-spacing: .2px;
    }

    .site-nav a::after{
      content:"";
      position:absolute;
      left: 16px;
      right: 16px;
      bottom: 8px;
      height: 1px;
      background: transparent;
      transition: background-color var(--transition), transform var(--transition);
      transform: scaleX(.3);
      transform-origin: center;
    }

    .site-nav a:hover,
    .site-nav a:focus-visible{
      color: var(--brand);
      background: rgba(20,125,111,.07);
    }

    .site-nav a:hover::after,
    .site-nav a:focus-visible::after{
      background: rgba(20,125,111,.42);
      transform: scaleX(1);
    }

    .site-nav a.active{
      color: var(--brand-2);
      background: rgba(20,125,111,.10);
    }

    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 999px;
      background: var(--brand);
      color: #fff;
      font-weight: 700;
      box-shadow: 0 12px 24px rgba(20,125,111,.18);
      gap: 8px;
      white-space: nowrap;
    }

    .nav-cta:hover,
    .nav-cta:focus-visible{
      background: var(--brand-2);
      transform: translateY(-1px);
      box-shadow: 0 16px 28px rgba(20,125,111,.22);
    }

    .nav-cta:active{
      transform: translateY(0);
    }

    .hero{
      position: relative;
      overflow: clip;
      padding: 34px 0 18px;
    }

    .hero-panel{
      position: relative;
      border-radius: 34px;
      background:
        linear-gradient(135deg, rgba(247,245,240,.94), rgba(251,250,247,.86)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      border: 1px solid rgba(228, 224, 216, .9);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .hero-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(20,125,111,.08), rgba(20,125,111,0) 44%),
        linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.10));
      pointer-events:none;
    }

    .hero-inner{
      position: relative;
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: clamp(24px, 4vw, 56px);
      padding: clamp(24px, 5vw, 54px);
      align-items: center;
    }

    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      background: rgba(20,125,111,.08);
      color: var(--brand-2);
      font-size: .85rem;
      font-weight: 700;
      letter-spacing: .2px;
      margin-bottom: 18px;
    }

    .hero h1{
      margin: 0;
      font-size: clamp(2rem, 4vw, 3.2rem);
      line-height: 1.16;
      letter-spacing: -.5px;
      max-width: 14ch;
    }

    .hero p{
      margin: 18px 0 0;
      color: var(--muted);
      font-size: clamp(1rem, 1.2vw, 1.1rem);
      line-height: 1.9;
      max-width: 42rem;
    }

    .hero-actions{
      display:flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap: 10px;
      min-height: 48px;
      padding: 0 20px;
      border-radius: 999px;
      font-weight: 700;
      border: 1px solid transparent;
      transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), color var(--transition), border-color var(--transition);
    }

    .btn-primary{
      background: var(--brand);
      color: #fff;
      box-shadow: 0 12px 24px rgba(20,125,111,.16);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible{
      background: var(--brand-2);
      transform: translateY(-1px);
      box-shadow: 0 16px 28px rgba(20,125,111,.22);
    }

    .btn-secondary{
      background: rgba(255,255,255,.82);
      color: var(--brand-2);
      border-color: rgba(20,125,111,.18);
    }

    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      background: rgba(20,125,111,.08);
      border-color: rgba(20,125,111,.28);
      transform: translateY(-1px);
    }

    .btn-warning{
      background: rgba(184,74,58,.08);
      color: var(--danger);
      border-color: rgba(184,74,58,.18);
    }

    .btn-warning:hover,
    .btn-warning:focus-visible{
      background: rgba(184,74,58,.12);
      transform: translateY(-1px);
    }

    .trust-row{
      display:flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
    }

    .badge{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      font-size: .86rem;
      font-weight: 700;
      line-height: 1;
      border: 1px solid transparent;
    }

    .badge-brand{
      background: rgba(20,125,111,.08);
      color: var(--brand-2);
      border-color: rgba(20,125,111,.15);
    }

    .badge-warn{
      background: rgba(242,169,59,.14);
      color: #8b5a10;
      border-color: rgba(242,169,59,.18);
    }

    .badge-danger{
      background: rgba(184,74,58,.10);
      color: var(--danger);
      border-color: rgba(184,74,58,.16);
    }

    .hero-visual{
      position: relative;
      display:flex;
      align-items: stretch;
      justify-content: center;
      min-height: 100%;
    }

    .visual-stack{
      width: 100%;
      display:grid;
      gap: 16px;
    }

    .visual-image{
      position: relative;
      min-height: 330px;
      border-radius: 30px;
      overflow: hidden;
      box-shadow: var(--shadow-strong);
      border: 1px solid rgba(228,224,216,.95);
      background: linear-gradient(135deg, rgba(20,125,111,.16), rgba(255,255,255,.22));
    }

    .visual-image img{
      width:100%;
      height:100%;
      object-fit: cover;
      min-height: 330px;
      filter: saturate(.92) contrast(1.02);
    }

    .visual-image::after{
      content:"";
      position:absolute;
      inset:0;
      background: linear-gradient(180deg, rgba(8,32,28,.02), rgba(8,32,28,.28));
      pointer-events:none;
    }

    .floating-note{
      position:absolute;
      left: 18px;
      bottom: 18px;
      right: 18px;
      z-index: 2;
      padding: 16px 18px;
      border-radius: 20px;
      background: rgba(255,255,255,.92);
      border: 1px solid rgba(255,255,255,.8);
      box-shadow: 0 10px 24px rgba(20,45,40,.12);
      backdrop-filter: blur(10px);
    }

    .floating-note strong{
      display:block;
      margin-bottom: 6px;
      font-size: 1rem;
      line-height: 1.35;
    }

    .floating-note p{
      margin:0;
      color: var(--muted);
      font-size: .95rem;
      line-height: 1.75;
    }

    .micro-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }

    .micro-card{
      padding: 14px 14px 15px;
      border-radius: 20px;
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(228,224,216,.95);
      box-shadow: 0 10px 22px rgba(20,45,40,.05);
      min-height: 100%;
    }

    .micro-card .kicker{
      display:flex;
      align-items:center;
      gap: 8px;
      color: var(--brand-2);
      font-weight: 800;
      font-size: .88rem;
      margin-bottom: 8px;
    }

    .micro-card p{
      margin:0;
      color: var(--muted);
      font-size: .92rem;
      line-height: 1.65;
    }

    .section{
      padding: var(--space-9) 0;
    }

    .section-soft{
      background: linear-gradient(180deg, rgba(255,255,255,.26), rgba(255,255,255,0));
    }

    .section-heading{
      display:flex;
      align-items:flex-end;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 28px;
    }

    .section-heading h2{
      margin: 0;
      font-size: clamp(1.7rem, 2.6vw, 2.35rem);
      line-height: 1.18;
      letter-spacing: -.3px;
    }

    .section-heading p{
      margin: 10px 0 0;
      color: var(--muted);
      max-width: 56rem;
      line-height: 1.85;
    }

    .section-link{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      padding: 10px 14px;
      border-radius: 999px;
      background: rgba(20,125,111,.07);
      color: var(--brand-2);
      border: 1px solid rgba(20,125,111,.12);
      font-weight: 700;
      white-space: nowrap;
    }

    .section-link:hover,
    .section-link:focus-visible{
      background: rgba(20,125,111,.11);
      transform: translateY(-1px);
    }

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

    .risk-card{
      position: relative;
      padding: 22px 20px 20px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.9);
      border: 1px solid var(--line);
      box-shadow: 0 10px 24px rgba(20,45,40,.05);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
      min-height: 100%;
    }

    .risk-card:hover,
    .risk-card:focus-within{
      transform: translateY(-4px);
      border-color: rgba(20,125,111,.28);
      box-shadow: var(--shadow-strong);
    }

    .risk-card:nth-child(2){
      transform: translateY(10px);
    }

    .risk-card:nth-child(4){
      transform: translateY(10px);
    }

    .risk-icon{
      width: 50px;
      height: 50px;
      border-radius: 16px;
      background: linear-gradient(145deg, rgba(20,125,111,.12), rgba(20,125,111,.04));
      color: var(--brand-2);
      display:flex;
      align-items:center;
      justify-content:center;
      margin-bottom: 16px;
      border: 1px solid rgba(20,125,111,.12);
    }

    .risk-icon svg{
      width: 24px;
      height: 24px;
      stroke: currentColor;
      fill: none;
      stroke-width: 1.8;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .risk-card h3{
      margin: 0 0 10px;
      font-size: 1.15rem;
      line-height: 1.35;
    }

    .risk-card p{
      margin: 0;
      color: var(--muted);
      line-height: 1.8;
      font-size: .98rem;
    }

    .card-tags{
      display:flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .tag{
      display:inline-flex;
      align-items:center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      font-size: .78rem;
      font-weight: 700;
      letter-spacing: .2px;
      border: 1px solid transparent;
    }

    .tag-brand{
      color: var(--brand-2);
      background: rgba(20,125,111,.08);
      border-color: rgba(20,125,111,.12);
    }

    .tag-warn{
      color: #8b5a10;
      background: rgba(242,169,59,.14);
      border-color: rgba(242,169,59,.16);
    }

    .tag-danger{
      color: var(--danger);
      background: rgba(184,74,58,.10);
      border-color: rgba(184,74,58,.16);
    }

    .process-wrap{
      display:grid;
      grid-template-columns: 1.12fr .88fr;
      gap: 22px;
      align-items: stretch;
    }

    .timeline{
      padding: 26px;
      border-radius: 30px;
      background: rgba(255,255,255,.9);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .timeline-step{
      display:grid;
      grid-template-columns: 54px 1fr;
      gap: 18px;
      padding: 14px 0;
      position: relative;
    }

    .timeline-step + .timeline-step{
      border-top: 1px dashed rgba(228,224,216,.9);
    }

    .step-dot{
      width: 54px;
      height: 54px;
      border-radius: 50%;
      background: linear-gradient(145deg, rgba(20,125,111,1), rgba(15,107,97,1));
      color: #fff;
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight: 800;
      box-shadow: 0 12px 22px rgba(20,125,111,.20);
      flex: 0 0 auto;
    }

    .timeline-step h3{
      margin: 0 0 8px;
      font-size: 1.08rem;
      line-height: 1.35;
    }

    .timeline-step p{
      margin: 0;
      color: var(--muted);
      line-height: 1.8;
    }

    .process-aside{
      display:grid;
      gap: 18px;
    }

    .note-card,
    .image-card,
    .compact-card{
      border-radius: 28px;
      background: rgba(255,255,255,.9);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .note-card{
      padding: 24px;
    }

    .note-card h3{
      margin: 0 0 12px;
      font-size: 1.22rem;
    }

    .note-card ul{
      margin: 0;
      padding: 0;
      list-style: none;
      display:grid;
      gap: 12px;
    }

    .note-card li{
      display:flex;
      gap: 10px;
      align-items:flex-start;
      color: var(--muted);
      line-height: 1.75;
    }

    .note-card li::before{
      content:"";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      margin-top: .62em;
      background: var(--brand);
      box-shadow: 0 0 0 5px rgba(20,125,111,.08);
      flex: 0 0 auto;
    }

    .image-card{
      position: relative;
      min-height: 250px;
    }

    .image-card img{
      width:100%;
      height:100%;
      min-height: 250px;
      object-fit: cover;
    }

    .image-card::after{
      content:"";
      position:absolute;
      inset:0;
      background: linear-gradient(180deg, rgba(20,125,111,.04), rgba(8,32,28,.28));
      pointer-events:none;
    }

    .image-caption{
      position:absolute;
      left: 16px;
      right: 16px;
      bottom: 16px;
      z-index: 2;
      background: rgba(255,255,255,.9);
      color: var(--text);
      border-radius: 18px;
      padding: 14px 16px;
      border: 1px solid rgba(255,255,255,.82);
      box-shadow: 0 12px 24px rgba(20,45,40,.10);
    }

    .image-caption strong{
      display:block;
      font-size: 1rem;
      margin-bottom: 4px;
    }

    .image-caption span{
      display:block;
      color: var(--muted);
      line-height: 1.65;
      font-size: .94rem;
    }

    .scenes-grid{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }

    .scene-card{
      position: relative;
      padding: 24px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.92);
      border: 1px solid var(--line);
      box-shadow: 0 10px 24px rgba(20,45,40,.05);
      overflow: hidden;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .scene-card::before{
      content:"";
      position:absolute;
      inset:0 auto auto 0;
      width: 100%;
      height: 8px;
      background: linear-gradient(90deg, rgba(20,125,111,.9), rgba(242,169,59,.85));
      opacity: .55;
    }

    .scene-card:hover{
      transform: translateY(-3px);
      border-color: rgba(20,125,111,.24);
      box-shadow: var(--shadow-strong);
    }

    .scene-head{
      display:flex;
      align-items:center;
      gap: 12px;
      margin-bottom: 16px;
    }

    .scene-ico{
      width: 46px;
      height: 46px;
      border-radius: 16px;
      background: rgba(20,125,111,.08);
      border: 1px solid rgba(20,125,111,.12);
      display:flex;
      align-items:center;
      justify-content:center;
      color: var(--brand-2);
      flex: 0 0 auto;
    }

    .scene-ico svg{
      width: 22px;
      height: 22px;
      stroke: currentColor;
      fill: none;
      stroke-width: 1.8;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .scene-card h3{
      margin: 0;
      font-size: 1.08rem;
      line-height: 1.35;
    }

    .scene-card p{
      margin: 0;
      color: var(--muted);
      line-height: 1.85;
    }

    .scene-card ul{
      margin: 14px 0 0;
      padding: 0;
      list-style: none;
      display:grid;
      gap: 8px;
    }

    .scene-card li{
      color: var(--text);
      display:flex;
      gap: 10px;
      align-items:flex-start;
      line-height: 1.6;
    }

    .scene-card li::before{
      content:"";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      margin-top: .58em;
      flex: 0 0 auto;
    }

    .latest-layout{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 20px;
      align-items:start;
    }

    .feature-card{
      position: relative;
      display:grid;
      grid-template-columns: 1fr;
      gap: 18px;
      padding: 18px;
      border-radius: 30px;
      background: rgba(255,255,255,.92);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .feature-media{
      position: relative;
      min-height: 320px;
      border-radius: 24px;
      overflow: hidden;
      background: linear-gradient(135deg, rgba(20,125,111,.12), rgba(255,255,255,.2));
    }

    .feature-media img{
      width:100%;
      height:100%;
      min-height: 320px;
      object-fit: cover;
    }

    .feature-media::after{
      content:"";
      position:absolute;
      inset:0;
      background: linear-gradient(180deg, rgba(8,32,28,.05), rgba(8,32,28,.30));
      pointer-events:none;
    }

    .feature-body{
      display:grid;
      gap: 12px;
    }

    .meta-row{
      display:flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items:center;
    }

    .meta{
      display:inline-flex;
      align-items:center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      font-size: .8rem;
      font-weight: 700;
      border: 1px solid var(--line);
      color: var(--muted);
      background: var(--bg-soft);
    }

    .feature-body h3{
      margin: 0;
      font-size: 1.4rem;
      line-height: 1.4;
    }

    .feature-body p{
      margin: 0;
      color: var(--muted);
      line-height: 1.85;
    }

    .feature-actions{
      display:flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 4px;
    }

    .latest-list{
      display:grid;
      gap: 14px;
    }

    .list-card{
      display:grid;
      grid-template-columns: 104px 1fr;
      gap: 14px;
      padding: 14px;
      border-radius: 24px;
      background: rgba(255,255,255,.92);
      border: 1px solid var(--line);
      box-shadow: 0 10px 20px rgba(20,45,40,.05);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
      min-height: 100%;
    }

    .list-card:hover{
      transform: translateY(-3px);
      border-color: rgba(20,125,111,.24);
      box-shadow: var(--shadow-strong);
    }

    .list-thumb{
      position: relative;
      border-radius: 18px;
      overflow: hidden;
      background: rgba(20,125,111,.08);
      min-height: 92px;
    }

    .list-thumb img{
      width:100%;
      height:100%;
      min-height: 92px;
      object-fit: cover;
    }

    .list-content h4{
      margin: 0 0 8px;
      font-size: 1rem;
      line-height: 1.45;
      display:-webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .list-content p{
      margin: 0;
      color: var(--muted);
      line-height: 1.7;
      font-size: .94rem;
      display:-webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .list-foot{
      display:flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items:center;
      margin-top: 10px;
    }

    .link-arrow{
      display:inline-flex;
      align-items:center;
      gap: 6px;
      color: var(--brand-2);
      font-weight: 700;
    }

    .link-arrow svg{
      width: 16px;
      height: 16px;
      stroke: currentColor;
      fill: none;
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
      transition: transform var(--transition);
    }

    .list-card:hover .link-arrow svg,
    .feature-card:hover .link-arrow svg{
      transform: translateX(2px);
    }

    .empty-state{
      padding: 34px 24px;
      border-radius: 28px;
      background: rgba(255,255,255,.92);
      border: 1px dashed rgba(20,125,111,.20);
      text-align: center;
      box-shadow: 0 10px 22px rgba(20,45,40,.04);
    }

    .empty-state .icon{
      width: 60px;
      height: 60px;
      margin: 0 auto 14px;
      border-radius: 50%;
      background: rgba(20,125,111,.08);
      color: var(--brand-2);
      display:flex;
      align-items:center;
      justify-content:center;
    }

    .empty-state .icon svg{
      width: 28px;
      height: 28px;
      stroke: currentColor;
      fill: none;
      stroke-width: 1.8;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .empty-state strong{
      display:block;
      font-size: 1.1rem;
      margin-bottom: 8px;
    }

    .empty-state p{
      margin: 0;
      color: var(--muted);
      line-height: 1.8;
    }

    .empty-actions{
      display:flex;
      justify-content:center;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .faq-grid{
      display:grid;
      gap: 14px;
    }

    .faq-item{
      background: rgba(255,255,255,.92);
      border: 1px solid var(--line);
      border-radius: 24px;
      box-shadow: 0 10px 20px rgba(20,45,40,.05);
      overflow: hidden;
    }

    .faq-question{
      width: 100%;
      display:flex;
      align-items:center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 20px;
      text-align: left;
      font-weight: 800;
      color: var(--text);
      background: transparent;
      border: 0;
    }

    .faq-question span{
      line-height: 1.45;
    }

    .faq-icon{
      width: 34px;
      height: 34px;
      border-radius: 999px;
      background: rgba(20,125,111,.08);
      border: 1px solid rgba(20,125,111,.12);
      display:flex;
      align-items:center;
      justify-content:center;
      color: var(--brand-2);
      flex: 0 0 auto;
      transition: transform var(--transition), background-color var(--transition);
    }

    .faq-icon::before,
    .faq-icon::after{
      content:"";
      position:absolute;
      width: 12px;
      height: 2px;
      background: currentColor;
      border-radius: 2px;
    }

    .faq-icon{
      position: relative;
    }

    .faq-icon::after{
      transform: rotate(90deg);
      transition: transform var(--transition);
    }

    .faq-item.open .faq-icon::after{
      transform: rotate(0deg);
    }

    .faq-answer{
      max-height: 0;
      overflow: hidden;
      transition: max-height .28s ease;
      border-top: 1px solid transparent;
    }

    .faq-item.open .faq-answer{
      max-height: 260px;
      border-top-color: rgba(228,224,216,.9);
    }

    .faq-answer-inner{
      padding: 0 20px 18px;
      color: var(--muted);
      line-height: 1.9;
    }

    .faq-answer-inner ul{
      margin: 10px 0 0;
      padding-left: 20px;
    }

    .cta-banner{
      padding: 24px;
      border-radius: 32px;
      background:
        linear-gradient(135deg, rgba(20,125,111,.12), rgba(20,125,111,.06)),
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.78));
      border: 1px solid rgba(20,125,111,.16);
      box-shadow: var(--shadow);
      display:flex;
      align-items:center;
      justify-content: space-between;
      gap: 20px;
    }

    .cta-banner h2{
      margin: 0 0 8px;
      font-size: clamp(1.4rem, 2.5vw, 2rem);
      line-height: 1.28;
    }

    .cta-banner p{
      margin: 0;
      color: var(--muted);
      line-height: 1.85;
      max-width: 58rem;
    }

    .cta-actions{
      display:flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
      flex: 0 0 auto;
    }

    .site-footer{
      margin-top: var(--space-9);
      background: linear-gradient(180deg, #173530, #102521);
      color: rgba(250,248,242,.88);
    }

    .footer-inner{
      padding: 56px 0 28px;
      display:grid;
      gap: 28px;
    }

    .footer-top{
      display:grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 24px;
      align-items:start;
    }

    .footer-brand{
      display:grid;
      gap: 14px;
      max-width: 32rem;
    }

    .footer-brand .brand-text strong,
    .footer-brand .brand-text span{
      color: inherit;
    }

    .footer-brand p{
      margin: 0;
      color: rgba(250,248,242,.76);
      line-height: 1.85;
    }

    .footer-title{
      margin: 0 0 14px;
      font-size: 1rem;
      color: rgba(250,248,242,.96);
    }

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

    .footer-links a{
      color: rgba(250,248,242,.78);
      width: fit-content;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible{
      color: #c7f2e9;
    }

    .footer-note{
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.12);
      display:flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 12px;
      color: rgba(250,248,242,.66);
      font-size: .92rem;
      line-height: 1.8;
    }

    .muted-box{
      padding: 14px 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.08);
      color: rgba(250,248,242,.82);
      line-height: 1.8;
    }

    .content-anchor{
      scroll-margin-top: 100px;
    }

    .section-divider{
      height: 1px;
      background: linear-gradient(90deg, rgba(228,224,216,0), rgba(228,224,216,1), rgba(228,224,216,0));
      margin: 0;
      border: 0;
    }

    @media (max-width: 1100px){
      .risk-grid{
        grid-template-columns: repeat(2, 1fr);
      }
      .latest-layout,
      .process-wrap,
      .hero-inner,
      .footer-top{
        grid-template-columns: 1fr;
      }
      .hero h1{
        max-width: 100%;
      }
      .hero-visual{
        order: -1;
      }
    }

    @media (max-width: 900px){
      .site-nav{
        position: fixed;
        left: 16px;
        right: 16px;
        top: calc(var(--header-h) + 12px);
        display: grid;
        gap: 8px;
        padding: 14px;
        border-radius: 24px;
        background: rgba(251,250,247,.98);
        border: 1px solid rgba(228,224,216,.96);
        box-shadow: var(--shadow-strong);
        transform: translateY(-10px);
        opacity: 0;
        pointer-events: none;
      }
      .site-nav.open{
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
      }
      .site-nav a{
        justify-content:flex-start;
        width: 100%;
        background: rgba(20,125,111,.04);
      }
      .nav-toggle{
        display:inline-flex;
      }
      .nav-cta{
        display:none;
      }
      .scenes-grid{
        grid-template-columns: 1fr;
      }
      .micro-grid{
        grid-template-columns: 1fr;
      }
      .section{
        padding: 64px 0;
      }
      .hero{
        padding-top: 18px;
      }
      .hero-panel{
        border-radius: 28px;
      }
    }

    @media (max-width: 640px){
      .container{
        width: min(var(--container), calc(100% - 22px));
      }
      .header-inner{
        min-height: 72px;
      }
      .brand-text span{
        display:none;
      }
      .hero-inner{
        padding: 20px;
      }
      .hero h1{
        font-size: clamp(1.7rem, 7vw, 2.35rem);
      }
      .hero p{
        font-size: 1rem;
        line-height: 1.85;
      }
      .section-heading{
        flex-direction: column;
        align-items:flex-start;
      }
      .risk-grid{
        grid-template-columns: 1fr;
      }
      .risk-card:nth-child(2),
      .risk-card:nth-child(4){
        transform: none;
      }
      .timeline{
        padding: 18px;
        border-radius: 24px;
      }
      .timeline-step{
        grid-template-columns: 44px 1fr;
        gap: 14px;
      }
      .step-dot{
        width: 44px;
        height: 44px;
      }
      .list-card{
        grid-template-columns: 1fr;
      }
      .list-thumb{
        min-height: 180px;
      }
      .list-thumb img{
        min-height: 180px;
      }
      .cta-banner{
        flex-direction: column;
        align-items:flex-start;
      }
      .cta-actions{
        justify-content:flex-start;
      }
      .footer-inner{
        padding: 44px 0 24px;
      }
      .footer-top{
        gap: 18px;
      }
      .faq-question{
        padding: 16px;
      }
      .faq-answer-inner{
        padding-left: 16px;
        padding-right: 16px;
      }
    }

    @media (max-width: 420px){
      .brand-mark{
        width: 38px;
        height: 38px;
        border-radius: 12px;
      }
      .btn{
        width: 100%;
      }
      .hero-actions,
      .feature-actions,
      .empty-actions{
        flex-direction: column;
        align-items: stretch;
      }
      .btn,
      .nav-cta{
        justify-content:center;
      }
      .hero-panel{
        border-radius: 22px;
      }
      .visual-image{
        min-height: 280px;
      }
      .visual-image img{
        min-height: 280px;
      }
    }

/* roulang page: article */
:root{
      --bg: #f7f5f0;
      --bg-soft: #fbfaf7;
      --surface: #ffffff;
      --surface-2: #f2f6f4;
      --line: #e4e0d8;
      --text: #26312f;
      --muted: #66736f;
      --muted-2: #8a948f;
      --brand: #147d6f;
      --brand-2: #0f6b61;
      --brand-soft: rgba(20, 125, 111, .10);
      --accent: #f2a93b;
      --accent-soft: rgba(242, 169, 59, .14);
      --danger: #b84a3a;
      --danger-soft: rgba(184, 74, 58, .12);
      --shadow: 0 12px 36px rgba(20, 45, 40, .08);
      --shadow-strong: 0 18px 46px rgba(20, 45, 40, .12);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1200px;
      --header-h: 78px;
      --space-1: 8px;
      --space-2: 12px;
      --space-3: 16px;
      --space-4: 20px;
      --space-5: 28px;
      --space-6: 36px;
      --space-7: 48px;
      --space-8: 64px;
      --space-9: 84px;
      --transition: 220ms ease;
      --paper: radial-gradient(circle at 20% 20%, rgba(20,125,111,.06) 0 1px, transparent 1px 100%), radial-gradient(circle at 80% 10%, rgba(242,169,59,.05) 0 1px, transparent 1px 100%), linear-gradient(180deg, #fbfaf7 0%, #f7f5f0 100%);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      color:var(--text);
      background:var(--paper);
      line-height:1.8;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(180deg,rgba(255,255,255,.35),rgba(255,255,255,0) 24%),
        radial-gradient(circle at 15% 12%,rgba(20,125,111,.05),transparent 28%),
        radial-gradient(circle at 85% 18%,rgba(242,169,59,.05),transparent 24%);
      z-index:-1;
    }
    img{max-width:100%;display:block;border:0}
    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--transition),background-color var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition),opacity var(--transition);
    }
    button,input,textarea,select{font:inherit}
    button{cursor:pointer;border:0;background:none;color:inherit}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(20,125,111,.24);
      outline-offset:3px;
    }
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .sr-only{
      position:absolute;
      width:1px;
      height:1px;
      padding:0;
      margin:-1px;
      overflow:hidden;
      clip:rect(0,0,0,0);
      white-space:nowrap;
      border:0;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(251,250,247,.86);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(228,224,216,.78);
    }
    .header-inner{
      min-height:var(--header-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:var(--space-4);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.2px;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      background:linear-gradient(145deg,rgba(20,125,111,1),rgba(15,107,97,1));
      box-shadow:0 10px 24px rgba(20,125,111,.22);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark::before,.brand-mark::after{
      content:"";
      position:absolute;
      inset:10px;
      border-radius:12px;
      border:1.5px solid rgba(255,255,255,.78);
    }
    .brand-mark::after{
      inset:14px 10px 10px 14px;
      border-radius:50%;
      border-color:rgba(255,255,255,.8);
    }
    .brand-text{display:flex;flex-direction:column;min-width:0}
    .brand-text strong{
      font-size:1rem;
      line-height:1.2;
      color:var(--text);
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-text span{
      font-size:.78rem;
      color:var(--muted);
      line-height:1.2;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .nav-wrap{display:flex;align-items:center;gap:var(--space-4)}
    .nav-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      align-items:center;
      justify-content:center;
      border:1px solid var(--line);
      background:var(--surface);
      box-shadow:0 8px 22px rgba(20,45,40,.05);
    }
    .nav-toggle span{
      width:18px;
      height:2px;
      background:var(--text);
      position:relative;
      display:block;
      border-radius:2px;
    }
    .nav-toggle span::before,.nav-toggle span::after{
      content:"";
      position:absolute;
      left:0;
      width:18px;
      height:2px;
      background:var(--text);
      border-radius:2px;
      transition:transform var(--transition),top var(--transition),opacity var(--transition);
    }
    .nav-toggle span::before{top:-6px}
    .nav-toggle span::after{top:6px}
    .nav-toggle[aria-expanded="true"] span{background:transparent}
    .nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
    .nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}
    .site-nav{display:flex;align-items:center;gap:8px}
    .site-nav a{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:42px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-weight:600;
      letter-spacing:.2px;
    }
    .site-nav a::after{
      content:"";
      position:absolute;
      left:16px;
      right:16px;
      bottom:8px;
      height:1px;
      background:transparent;
      transition:background-color var(--transition),transform var(--transition);
      transform:scaleX(.3);
      transform-origin:center;
    }
    .site-nav a:hover,.site-nav a:focus-visible{
      color:var(--brand);
      background:rgba(20,125,111,.07);
    }
    .site-nav a:hover::after,.site-nav a:focus-visible::after{
      background:rgba(20,125,111,.42);
      transform:scaleX(1);
    }
    .site-nav a.active{
      color:var(--brand);
      background:var(--brand-soft);
    }
    .site-nav a.active::after{
      background:rgba(20,125,111,.52);
      transform:scaleX(1);
    }
    .nav-cta,.btn-main,.btn-ghost,.btn-danger-soft{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      font-weight:700;
      min-height:44px;
      padding:0 20px;
      white-space:nowrap;
      border:1px solid transparent;
    }
    .nav-cta,.btn-main{
      color:#fff;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 10px 24px rgba(20,125,111,.18);
    }
    .nav-cta:hover,.btn-main:hover{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 16px 32px rgba(20,125,111,.24);
      filter:saturate(1.02);
    }
    .nav-cta:active,.btn-main:active,.btn-ghost:active,.btn-danger-soft:active{transform:translateY(0)}
    .btn-ghost{
      background:rgba(255,255,255,.74);
      color:var(--brand);
      border-color:rgba(20,125,111,.22);
    }
    .btn-ghost:hover{
      background:var(--brand-soft);
      border-color:rgba(20,125,111,.42);
      color:var(--brand-2);
      transform:translateY(-2px);
    }
    .btn-danger-soft{
      background:var(--danger-soft);
      color:var(--danger);
      border-color:rgba(184,74,58,.24);
    }
    .btn-danger-soft:hover{
      background:rgba(184,74,58,.16);
      color:#963a2f;
      transform:translateY(-2px);
    }
    .badge-soft,.meta-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:28px;
      padding:4px 10px;
      border-radius:999px;
      font-size:.84rem;
      font-weight:700;
      line-height:1.2;
      border:1px solid transparent;
    }
    .badge-soft.brand,.meta-badge.brand{
      color:var(--brand);
      background:var(--brand-soft);
      border-color:rgba(20,125,111,.14);
    }
    .badge-soft.accent,.meta-badge.accent{
      color:#946316;
      background:var(--accent-soft);
      border-color:rgba(242,169,59,.18);
    }
    .badge-soft.danger,.meta-badge.danger{
      color:var(--danger);
      background:var(--danger-soft);
      border-color:rgba(184,74,58,.16);
    }
    .page-hero{
      position:relative;
      padding:58px 0 46px;
      overflow:hidden;
      border-bottom:1px solid rgba(228,224,216,.72);
    }
    .page-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(247,245,240,.96) 0%,rgba(247,245,240,.82) 54%,rgba(247,245,240,.70) 100%),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      z-index:-2;
    }
    .page-hero::after{
      content:"";
      position:absolute;
      width:420px;
      height:420px;
      right:-120px;
      top:-120px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(20,125,111,.16),rgba(20,125,111,0) 68%);
      z-index:-1;
    }
    .breadcrumb-line{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--muted);
      font-size:.94rem;
      margin-bottom:22px;
    }
    .breadcrumb-line a{
      color:var(--brand);
      font-weight:700;
    }
    .breadcrumb-line a:hover{color:var(--brand-2)}
    .breadcrumb-line span{color:var(--muted-2)}
    .article-kicker{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .article-title{
      max-width:930px;
      margin:0;
      font-size:clamp(2rem,4vw,3.05rem);
      line-height:1.18;
      letter-spacing:-.8px;
      color:var(--text);
      font-weight:900;
    }
    .article-summary{
      max-width:850px;
      margin:20px 0 0;
      color:var(--muted);
      font-size:1.08rem;
      line-height:1.9;
    }
    .article-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .article-shell{
      padding:var(--space-8) 0 var(--space-9);
    }
    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,820px) 320px;
      gap:40px;
      align-items:start;
    }
    .article-card{
      background:rgba(255,255,255,.86);
      border:1px solid rgba(228,224,216,.88);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .article-cover{
      position:relative;
      min-height:240px;
      overflow:hidden;
      background:var(--surface-2);
    }
    .article-cover img{
      width:100%;
      height:320px;
      object-fit:cover;
      filter:saturate(.94);
    }
    .article-cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(20,45,40,0) 35%,rgba(20,45,40,.44) 100%);
    }
    .cover-label{
      position:absolute;
      left:24px;
      bottom:22px;
      z-index:2;
      color:#fff;
      background:rgba(20,125,111,.86);
      border:1px solid rgba(255,255,255,.24);
      backdrop-filter:blur(8px);
      border-radius:999px;
      padding:8px 14px;
      font-size:.9rem;
      font-weight:800;
    }
    .article-content{
      padding:38px 42px 44px;
      font-size:1.05rem;
      color:var(--text);
      word-break:break-word;
    }
    .article-content h2{
      margin:42px 0 16px;
      padding-top:2px;
      font-size:1.72rem;
      line-height:1.35;
      color:var(--text);
      letter-spacing:-.2px;
      font-weight:900;
    }
    .article-content h2:first-child{margin-top:0}
    .article-content h3{
      margin:30px 0 12px;
      font-size:1.32rem;
      line-height:1.45;
      font-weight:850;
      color:var(--brand-2);
    }
    .article-content p{margin:0 0 17px}
    .article-content a{
      color:var(--brand);
      font-weight:700;
      border-bottom:1px solid rgba(20,125,111,.28);
    }
    .article-content a:hover{
      color:var(--brand-2);
      background:rgba(20,125,111,.06);
      border-bottom-color:rgba(20,125,111,.5);
    }
    .article-content ul,.article-content ol{
      margin:16px 0 20px;
      padding-left:1.35em;
    }
    .article-content li{margin:8px 0;padding-left:4px}
    .article-content blockquote{
      margin:24px 0;
      padding:20px 22px;
      border-left:4px solid var(--brand);
      border-radius:0 var(--radius-md) var(--radius-md) 0;
      background:var(--brand-soft);
      color:#38504b;
    }
    .article-content hr{
      border:0;
      border-top:1px solid var(--line);
      margin:34px 0;
    }
    .article-content img{
      border-radius:var(--radius-lg);
      margin:26px auto;
      box-shadow:0 12px 30px rgba(20,45,40,.08);
      border:1px solid rgba(228,224,216,.8);
    }
    .article-content table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:24px 0;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius-md);
      background:#fff;
      display:block;
      overflow-x:auto;
      white-space:nowrap;
    }
    .article-content th,.article-content td{
      padding:13px 16px;
      border-bottom:1px solid var(--line);
      vertical-align:top;
    }
    .article-content th{
      background:var(--surface-2);
      color:var(--brand-2);
      font-weight:850;
    }
    .article-content tr:last-child td{border-bottom:0}
    .article-content .safe-tip,
    .article-content .risk-tip,
    .article-content .compliance-note{
      margin:24px 0;
      padding:18px 20px;
      border-radius:var(--radius-md);
      border:1px solid transparent;
      line-height:1.85;
    }
    .article-content .safe-tip{
      background:var(--brand-soft);
      border-color:rgba(20,125,111,.18);
      color:#31524d;
    }
    .article-content .risk-tip{
      background:var(--accent-soft);
      border-color:rgba(242,169,59,.22);
      color:#63491b;
    }
    .article-content .compliance-note{
      background:var(--danger-soft);
      border-color:rgba(184,74,58,.20);
      color:#6b3831;
    }
    .not-found{
      padding:52px 42px;
      text-align:center;
    }
    .not-found-icon{
      width:72px;
      height:72px;
      border-radius:24px;
      margin:0 auto 18px;
      display:grid;
      place-items:center;
      background:var(--brand-soft);
      color:var(--brand);
      font-size:2rem;
      font-weight:900;
    }
    .not-found h2{
      margin:0 0 10px;
      font-size:1.8rem;
      font-weight:900;
    }
    .not-found p{
      color:var(--muted);
      margin:0 auto 24px;
      max-width:560px;
    }
    .sidebar{
      position:sticky;
      top:calc(var(--header-h) + 24px);
      display:grid;
      gap:20px;
    }
    .side-card{
      background:rgba(255,255,255,.86);
      border:1px solid rgba(228,224,216,.88);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      padding:22px;
    }
    .side-card h2,.side-card h3{
      margin:0 0 12px;
      font-size:1.08rem;
      font-weight:900;
      color:var(--text);
    }
    .side-card p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
      line-height:1.8;
    }
    .side-card img{
      border-radius:18px;
      height:150px;
      width:100%;
      object-fit:cover;
      margin-bottom:16px;
    }
    .toc-list{
      display:grid;
      gap:8px;
      margin-top:12px;
    }
    .toc-list a{
      display:block;
      padding:9px 10px;
      border-radius:12px;
      color:var(--muted);
      font-weight:650;
      font-size:.94rem;
      border:1px solid transparent;
    }
    .toc-list a:hover{
      color:var(--brand);
      background:var(--brand-soft);
      border-color:rgba(20,125,111,.14);
    }
    .toc-empty{
      color:var(--muted-2);
      font-size:.92rem;
      margin-top:8px;
    }
    .notice-list{
      display:grid;
      gap:12px;
      margin:14px 0 0;
      padding:0;
      list-style:none;
    }
    .notice-list li{
      display:flex;
      gap:10px;
      color:var(--muted);
      font-size:.95rem;
    }
    .notice-list li::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      flex:0 0 auto;
      margin-top:12px;
    }
    .recommend-section{
      margin-top:34px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(228,224,216,.82);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      padding:30px;
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:end;
      margin-bottom:20px;
    }
    .section-head h2{
      margin:0;
      font-size:1.55rem;
      font-weight:900;
      letter-spacing:-.2px;
    }
    .section-head p{
      margin:6px 0 0;
      color:var(--muted);
      line-height:1.7;
    }
    .recommend-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }
    .recommend-card{
      min-height:210px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      padding:20px;
      border-radius:20px;
      border:1px solid var(--line);
      background:linear-gradient(180deg,#fff 0%,#fbfaf7 100%);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .recommend-card:hover{
      transform:translateY(-4px);
      border-color:rgba(20,125,111,.32);
      box-shadow:0 16px 34px rgba(20,45,40,.10);
    }
    .recommend-card h3{
      margin:12px 0 10px;
      font-size:1.08rem;
      line-height:1.45;
      font-weight:900;
    }
    .recommend-card p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
      line-height:1.75;
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .card-link{
      margin-top:18px;
      color:var(--brand);
      font-weight:850;
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .card-link::after{
      content:"→";
      transition:transform var(--transition);
    }
    .recommend-card:hover .card-link::after{transform:translateX(4px)}
    .article-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:26px;
      padding-top:24px;
      border-top:1px solid var(--line);
    }
    .cta-strip{
      margin-top:34px;
      border-radius:var(--radius-xl);
      padding:30px;
      background:
        linear-gradient(135deg,rgba(20,125,111,.12),rgba(242,169,59,.10)),
        #fff;
      border:1px solid rgba(20,125,111,.16);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
      box-shadow:var(--shadow);
    }
    .cta-strip h2{
      margin:0 0 8px;
      font-size:1.55rem;
      font-weight:900;
    }
    .cta-strip p{
      margin:0;
      color:var(--muted);
      max-width:680px;
    }
    .site-footer{
      background:#1f302d;
      color:rgba(255,255,255,.82);
      padding:56px 0 24px;
    }
    .footer-inner{display:grid;gap:34px}
    .footer-top{
      display:grid;
      grid-template-columns:1.5fr .8fr .8fr;
      gap:36px;
      align-items:start;
    }
    .footer-brand .brand-text strong{color:#fff}
    .footer-brand .brand-text span{color:rgba(255,255,255,.66)}
    .footer-brand p{
      margin:18px 0 16px;
      color:rgba(255,255,255,.70);
      max-width:520px;
      line-height:1.85;
    }
    .muted-box{
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
      border-radius:16px;
      padding:14px 16px;
      color:rgba(255,255,255,.70);
      font-size:.94rem;
      line-height:1.75;
    }
    .footer-title{
      margin:0 0 14px;
      font-size:1rem;
      color:#fff;
      font-weight:850;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.68);
      font-weight:650;
    }
    .footer-links a:hover{
      color:#9de0d5;
      transform:translateX(3px);
    }
    .footer-note{
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.10);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:rgba(255,255,255,.58);
      font-size:.92rem;
    }
    @media (max-width: 1100px){
      .nav-wrap{gap:12px}
      .site-nav a{padding:0 12px}
      .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:26px}
      .article-content{padding:34px 32px 40px}
      .recommend-grid{grid-template-columns:1fr}
    }
    @media (max-width: 920px){
      :root{--header-h:70px}
      .nav-toggle{display:flex}
      .site-nav{
        position:absolute;
        top:calc(100% + 1px);
        left:16px;
        right:16px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        padding:14px;
        border:1px solid var(--line);
        background:rgba(251,250,247,.98);
        border-radius:20px;
        box-shadow:var(--shadow-strong);
      }
      .site-nav.is-open{display:flex}
      .site-nav a{
        justify-content:flex-start;
        width:100%;
        height:46px;
      }
      .nav-cta{display:none}
      .article-layout{grid-template-columns:1fr}
      .sidebar{
        position:static;
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .cta-strip{align-items:flex-start;flex-direction:column}
      .footer-top{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1/-1}
    }
    @media (max-width: 768px){
      .page-hero{padding:38px 0 34px}
      .article-summary{font-size:1rem}
      .article-shell{padding:46px 0 64px}
      .article-cover img{height:240px}
      .article-content{padding:28px 22px 34px;font-size:1rem}
      .article-content h2{font-size:1.45rem;margin-top:34px}
      .article-content h3{font-size:1.18rem}
      .sidebar{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .recommend-section,.cta-strip{padding:24px}
      .footer-top{grid-template-columns:1fr}
    }
    @media (max-width: 520px){
      .container{width:min(var(--container),calc(100% - 24px))}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .brand-text strong{font-size:.92rem;max-width:220px}
      .brand-text span{font-size:.72rem;max-width:220px}
      .header-inner{gap:10px}
      .article-title{font-size:1.76rem;letter-spacing:-.4px}
      .breadcrumb-line{font-size:.88rem}
      .article-meta{gap:8px}
      .meta-badge,.badge-soft{font-size:.78rem}
      .article-content{padding:24px 18px 30px}
      .article-cover img{height:200px}
      .cover-label{left:16px;bottom:16px}
      .not-found{padding:42px 20px}
      .recommend-section,.cta-strip{border-radius:22px;padding:20px}
      .recommend-card{padding:18px}
      .article-actions .btn-main,.article-actions .btn-ghost,.article-actions .btn-danger-soft{width:100%}
      .footer-note{display:grid}
    }

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