/* roulang page: index */
:root{
      --bg:#f7faf8;
      --bg-soft:#eef5f0;
      --surface:#ffffff;
      --surface-2:#f4f8f5;
      --line:#dbe8de;
      --line-2:#c9ddcf;
      --text:#173125;
      --muted:#5f7068;
      --muted-2:#7a8d84;
      --green:#1d7f4e;
      --green-2:#2ca664;
      --green-3:#35bf72;
      --green-soft:#e7f6ee;
      --green-soft-2:#d8f0e3;
      --shadow:0 16px 42px rgba(18, 58, 40, .08);
      --shadow-2:0 10px 28px rgba(18, 58, 40, .10);
      --radius:22px;
      --radius-sm:16px;
      --radius-lg:30px;
      --container:1200px;
      --transition:all .24s ease;
    }

    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(53,191,114,.10), transparent 26%),
        radial-gradient(circle at top right, rgba(44,166,100,.09), transparent 24%),
        linear-gradient(180deg, #ffffff 0%, var(--bg) 36%, #f8fbf9 100%);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      line-height:1.7;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
      padding-top:108px;
    }

    a{color:inherit;text-decoration:none;transition:var(--transition)}
    a:hover{color:var(--green)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(44,166,100,.16);color:var(--text)}

    .container-xl{max-width:var(--container)}
    .section-gap{padding:34px 0}
    .section-soft{padding:42px 0}
    .section-title{
      font-size:clamp(1.45rem, 1rem + 1vw, 2.1rem);
      line-height:1.18;
      letter-spacing:-.02em;
      margin:0 0 10px;
      font-weight:800;
    }
    .section-lead{
      margin:0;
      color:var(--muted);
      max-width:860px;
      font-size:1rem;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:.5rem;
      padding:.44rem .82rem;
      border-radius:999px;
      background:var(--green-soft);
      color:var(--green);
      border:1px solid rgba(44,166,100,.15);
      font-weight:700;
      font-size:.85rem;
      letter-spacing:.01em;
    }
    .eyebrow i{font-size:.9rem}

    .site-header{
      position:fixed;
      top:14px;
      left:0;
      right:0;
      z-index:1030;
      pointer-events:none;
    }
    .site-nav{
      pointer-events:auto;
      max-width:var(--container);
      margin:0 auto;
      padding:0 12px;
    }
    .nav-shell{
      background:rgba(255,255,255,.82);
      backdrop-filter:saturate(170%) blur(18px);
      border:1px solid rgba(219,232,222,.95);
      border-radius:999px;
      box-shadow:0 14px 38px rgba(20,58,38,.09);
      padding:.7rem .95rem;
    }
    .navbar{
      padding:0;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:.8rem;
      font-weight:900;
      color:var(--text);
      letter-spacing:-.03em;
      padding:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(145deg, rgba(29,127,78,1), rgba(53,191,114,1));
      color:#fff;
      box-shadow:0 12px 24px rgba(29,127,78,.22);
      flex:0 0 auto;
    }
    .brand-mark i{font-size:1.05rem}
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-text small{
      font-weight:600;
      color:var(--muted);
      letter-spacing:.02em;
      margin-top:.25rem;
    }
    .navbar-toggler{
      border:1px solid rgba(23,49,37,.12);
      background:#fff;
      box-shadow:none;
      border-radius:14px;
      padding:.52rem .7rem;
    }
    .navbar-toggler:focus{box-shadow:0 0 0 .2rem rgba(44,166,100,.14)}
    .navbar-collapse{
      justify-content:flex-end;
    }
    .nav-pills{
      gap:.55rem;
      align-items:center;
    }
    .nav-link{
      color:var(--muted);
      font-weight:700;
      border-radius:999px;
      padding:.62rem 1rem;
      transition:var(--transition);
      border:1px solid transparent;
    }
    .nav-link:hover,
    .nav-link:focus{
      color:var(--text);
      background:var(--surface-2);
      border-color:var(--line);
    }
    .nav-link.active{
      color:var(--green);
      background:var(--green-soft);
      border-color:rgba(44,166,100,.18);
      box-shadow:inset 0 0 0 1px rgba(44,166,100,.06);
    }

    .btn{
      border-radius:999px;
      font-weight:700;
      padding:.8rem 1.25rem;
      border-width:1px;
      transition:var(--transition);
      box-shadow:none !important;
    }
    .btn:focus{box-shadow:0 0 0 .22rem rgba(44,166,100,.14) !important}
    .btn-primary{
      --bs-btn-color:#fff;
      --bs-btn-bg:var(--green);
      --bs-btn-border-color:var(--green);
      --bs-btn-hover-bg:#176d44;
      --bs-btn-hover-border-color:#176d44;
      --bs-btn-active-bg:#145c3a;
      --bs-btn-active-border-color:#145c3a;
      box-shadow:0 12px 22px rgba(29,127,78,.18);
    }
    .btn-primary:hover{
      transform:translateY(-1px);
      box-shadow:0 16px 28px rgba(29,127,78,.20);
    }
    .btn-outline-primary{
      --bs-btn-color:var(--green);
      --bs-btn-border-color:rgba(29,127,78,.30);
      --bs-btn-hover-bg:var(--green-soft);
      --bs-btn-hover-border-color:var(--green);
      --bs-btn-hover-color:var(--green);
      --bs-btn-active-bg:var(--green-soft);
      --bs-btn-active-color:var(--green);
      background:#fff;
    }
    .btn-light{
      background:#fff;
      border-color:var(--line);
      color:var(--text);
    }
    .btn-light:hover{
      background:var(--surface-2);
      border-color:var(--line-2);
      color:var(--text);
      transform:translateY(-1px);
    }
    .btn-link{
      color:var(--green);
      text-decoration:none;
      padding-left:0;
      padding-right:0;
    }
    .btn-link:hover{color:#15633f}
    .chip, .tag{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      border-radius:999px;
      padding:.38rem .72rem;
      font-size:.84rem;
      font-weight:700;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .chip{
      background:var(--green-soft);
      color:var(--green);
      border-color:rgba(44,166,100,.14);
    }
    .chip-muted{
      background:#f1f5f2;
      color:var(--muted);
      border-color:var(--line);
    }
    .chip-outline{
      background:#fff;
      color:var(--text);
      border-color:var(--line);
    }
    .chip i,.tag i{font-size:.9rem}

    .hero{
      position:relative;
      overflow:hidden;
      padding:20px 0 10px;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 20% 10%, rgba(53,191,114,.10), transparent 23%),
        radial-gradient(circle at 80% 20%, rgba(29,127,78,.09), transparent 18%);
      pointer-events:none;
    }
    .hero-card{
      position:relative;
      background:linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.90));
      border:1px solid rgba(219,232,222,.92);
      border-radius:calc(var(--radius-lg) + 8px);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-card .inner{
      padding:28px;
    }
    .hero-title{
      font-size:clamp(2.15rem, 1.3rem + 2.7vw, 4.05rem);
      line-height:1.08;
      letter-spacing:-.05em;
      margin:14px 0 16px;
      font-weight:900;
      max-width:13ch;
    }
    .hero-subtitle{
      color:var(--muted);
      font-size:1.02rem;
      max-width:42rem;
      margin:0 0 22px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:.8rem;
      margin-bottom:18px;
    }
    .hero-mini{
      display:flex;
      flex-wrap:wrap;
      gap:.7rem;
      margin-top:10px;
    }
    .mini-stat{
      display:flex;
      align-items:center;
      gap:.55rem;
      padding:.72rem .9rem;
      background:rgba(231,246,238,.85);
      border:1px solid rgba(44,166,100,.14);
      border-radius:18px;
      color:var(--text);
      font-weight:700;
      font-size:.93rem;
    }
    .mini-stat i{color:var(--green)}
    .hero-side{
      height:100%;
      padding:26px;
      background:
        linear-gradient(180deg, rgba(233,247,237,.9), rgba(245,250,247,.95));
      border-left:1px solid rgba(219,232,222,.8);
      position:relative;
      min-height:100%;
    }
    .hero-side::before{
      content:"";
      position:absolute;
      right:-40px;
      top:-40px;
      width:180px;
      height:180px;
      border-radius:50%;
      background:rgba(53,191,114,.10);
      filter:blur(2px);
    }
    .stage{
      position:relative;
      z-index:1;
      display:grid;
      gap:14px;
    }
    .stage-card{
      background:rgba(255,255,255,.96);
      border:1px solid rgba(201,221,207,.95);
      border-radius:24px;
      box-shadow:0 16px 34px rgba(18,58,40,.06);
      padding:18px;
    }
    .stage-card.dark{
      background:linear-gradient(180deg, #ffffff, #f8fcf9);
    }
    .stage-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
    }
    .stage-title{
      font-size:1rem;
      font-weight:800;
      margin:0;
      letter-spacing:-.02em;
    }
    .stage-small{
      color:var(--muted);
      font-size:.88rem;
    }
    .status-row{
      display:flex;
      flex-wrap:wrap;
      gap:.55rem;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      padding:.42rem .72rem;
      border-radius:999px;
      font-size:.82rem;
      font-weight:700;
      background:#f2f6f3;
      border:1px solid var(--line);
      color:var(--text);
    }
    .status-pill.on{
      background:var(--green-soft);
      color:var(--green);
      border-color:rgba(44,166,100,.18);
    }
    .entry-matrix{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:10px;
    }
    .entry-box{
      min-height:78px;
      border-radius:18px;
      background:#fff;
      border:1px solid var(--line);
      padding:12px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .entry-box strong{font-size:.92rem}
    .entry-box span{font-size:.8rem;color:var(--muted)}
    .entry-box.active{
      background:linear-gradient(180deg, rgba(231,246,238,.95), #fff);
      border-color:rgba(44,166,100,.22);
    }
    .progress{
      height:10px;
      background:#edf4ef;
      border-radius:999px;
      overflow:hidden;
    }
    .progress-bar{
      background:linear-gradient(90deg, var(--green), var(--green-3));
    }
    .floating-note{
      border-top:1px solid var(--line);
      margin-top:14px;
      padding-top:14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      color:var(--muted);
      font-size:.92rem;
    }

    .panel{
      background:var(--surface);
      border:1px solid rgba(219,232,222,.92);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .panel-body{padding:24px}
    .panel-soft{
      background:linear-gradient(180deg, #fff, #fbfdfb);
    }
    .badge-soft{
      background:var(--green-soft);
      color:var(--green);
      border:1px solid rgba(44,166,100,.12);
    }
    .section-top{
      display:flex;
      flex-wrap:wrap;
      align-items:end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:18px;
    }
    .section-top .section-lead{max-width:760px}

    .compare-shell{
      padding:24px;
    }
    .compare-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-bottom:14px;
    }
    .compare-title h2{
      margin:0;
      font-size:1.18rem;
      font-weight:800;
    }
    .compare-table{
      width:100%;
      margin:0;
      border-collapse:separate;
      border-spacing:0 12px;
    }
    .compare-table thead th{
      color:var(--muted);
      font-weight:700;
      font-size:.88rem;
      border:none;
      padding:0 14px 8px;
    }
    .compare-table tbody tr{
      background:#fff;
      border-radius:18px;
      box-shadow:0 10px 24px rgba(18,58,40,.04);
    }
    .compare-table tbody td{
      border-top:1px solid var(--line);
      border-bottom:1px solid var(--line);
      padding:16px 14px;
      vertical-align:middle;
    }
    .compare-table tbody td:first-child{
      border-left:1px solid var(--line);
      border-radius:18px 0 0 18px;
      font-weight:800;
    }
    .compare-table tbody td:last-child{
      border-right:1px solid var(--line);
      border-radius:0 18px 18px 0;
    }
    .compare-table tbody tr.recommend{
      outline:2px solid rgba(44,166,100,.20);
      background:linear-gradient(180deg, rgba(231,246,238,.72), #fff);
    }
    .tick{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:24px;
      height:24px;
      border-radius:50%;
      background:var(--green-soft);
      color:var(--green);
      font-size:.86rem;
    }
    .cross{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:24px;
      height:24px;
      border-radius:50%;
      background:#f3f5f3;
      color:#8aa094;
      font-size:.84rem;
    }

    .tier-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:16px;
    }
    .tier-card{
      background:linear-gradient(180deg, #fff 0%, #fbfdfb 100%);
      border:1px solid var(--line);
      border-radius:24px;
      padding:20px;
      box-shadow:0 12px 28px rgba(18,58,40,.05);
      position:relative;
      overflow:hidden;
      height:100%;
    }
    .tier-card::before{
      content:"";
      position:absolute;
      inset:auto -30px -30px auto;
      width:110px;
      height:110px;
      border-radius:50%;
      background:rgba(44,166,100,.06);
    }
    .tier-card.highlight{
      border-color:rgba(44,166,100,.28);
      background:linear-gradient(180deg, rgba(231,246,238,.86), #fff);
      box-shadow:0 18px 36px rgba(44,166,100,.08);
    }
    .tier-name{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:10px;
    }
    .tier-name strong{
      font-size:1.06rem;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .tier-desc{
      color:var(--muted);
      font-size:.94rem;
      margin:0 0 14px;
      min-height:54px;
    }
    .tier-meta{
      display:flex;
      flex-wrap:wrap;
      gap:.5rem;
      margin-bottom:14px;
    }
    .tier-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:.55rem;
    }
    .tier-list li{
      display:flex;
      align-items:flex-start;
      gap:.55rem;
      color:var(--text);
      font-size:.93rem;
    }
    .tier-list i{
      color:var(--green);
      margin-top:.16rem;
      flex:0 0 auto;
    }

    .preview-layout{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }
    .preview-wall{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:14px;
    }
    .preview-tile{
      background:
        linear-gradient(180deg, #fff, #f9fcfa);
      border:1px solid var(--line);
      border-radius:22px;
      padding:16px;
      min-height:180px;
      position:relative;
      overflow:hidden;
      box-shadow:0 10px 24px rgba(18,58,40,.05);
    }
    .preview-tile::after{
      content:"";
      position:absolute;
      inset:auto -35px -35px auto;
      width:130px;
      height:130px;
      border-radius:50%;
      background:rgba(53,191,114,.06);
    }
    .preview-tile .shot{
      position:relative;
      z-index:1;
      height:102px;
      border-radius:18px;
      background:
        linear-gradient(180deg, rgba(231,246,238,.95), rgba(255,255,255,.96));
      border:1px solid rgba(44,166,100,.12);
      padding:12px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .shot-bar{
      display:flex;
      gap:6px;
    }
    .shot-bar span{
      width:36px;
      height:8px;
      border-radius:999px;
      background:#dfe9e2;
    }
    .shot-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:8px;
      margin-top:auto;
    }
    .shot-grid span{
      display:block;
      height:26px;
      border-radius:10px;
      background:#ecf5ee;
      border:1px solid rgba(44,166,100,.10);
    }
    .shot-grid span:nth-child(2){background:#e1f2e7}
    .shot-grid span:nth-child(3){background:#f5f8f6}
    .preview-tile h3{
      position:relative;
      z-index:1;
      margin:14px 0 6px;
      font-size:1rem;
      font-weight:800;
    }
    .preview-tile p{
      position:relative;
      z-index:1;
      margin:0;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.65;
    }
    .step-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:24px;
      padding:20px;
      box-shadow:0 12px 28px rgba(18,58,40,.05);
      height:100%;
    }
    .step-list{
      display:grid;
      gap:14px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .step-item{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:12px;
      align-items:start;
    }
    .step-num{
      width:34px;
      height:34px;
      border-radius:12px;
      background:var(--green-soft);
      color:var(--green);
      display:grid;
      place-items:center;
      font-weight:900;
      box-shadow:inset 0 0 0 1px rgba(44,166,100,.12);
    }
    .step-item strong{
      display:block;
      margin-bottom:3px;
      font-size:.98rem;
    }
    .step-item span{
      display:block;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.7;
    }

    .trust-strip{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:14px;
    }
    .trust-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:20px;
      padding:18px;
      box-shadow:0 10px 22px rgba(18,58,40,.04);
      min-height:150px;
    }
    .trust-card .mark{
      width:40px;
      height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:var(--green-soft);
      color:var(--green);
      margin-bottom:12px;
      font-size:1.05rem;
    }
    .trust-card h3{
      font-size:1rem;
      margin:0 0 8px;
      font-weight:800;
    }
    .trust-card p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.7;
    }

    .news-wrap{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:18px;
      align-items:stretch;
    }
    .news-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .news-item{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      padding:16px 0;
      border-bottom:1px solid var(--line);
    }
    .news-item:first-child{padding-top:0}
    .news-item:last-child{
      border-bottom:none;
      padding-bottom:0;
    }
    .news-item a{
      font-weight:800;
      display:inline-flex;
      align-items:flex-start;
      gap:.45rem;
      color:var(--text);
    }
    .news-item a:hover{color:var(--green)}
    .news-item small{
      color:var(--muted);
      white-space:nowrap;
      flex:0 0 auto;
      margin-top:.1rem;
    }
    .news-side{
      background:linear-gradient(180deg, rgba(231,246,238,.75), #fff);
      border:1px solid rgba(44,166,100,.16);
      border-radius:24px;
      padding:22px;
      box-shadow:0 12px 26px rgba(44,166,100,.06);
    }
    .news-side .count-row{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:10px;
      margin-top:16px;
    }
    .count-box{
      background:#fff;
      border:1px solid rgba(44,166,100,.12);
      border-radius:18px;
      padding:14px;
      text-align:center;
    }
    .count-box strong{
      display:block;
      font-size:1.15rem;
      color:var(--green);
      line-height:1.1;
    }
    .count-box span{
      display:block;
      color:var(--muted);
      font-size:.84rem;
      margin-top:6px;
    }

    .faq-wrap .accordion-item{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px !important;
      overflow:hidden;
      margin-bottom:12px;
      box-shadow:0 8px 18px rgba(18,58,40,.04);
    }
    .faq-wrap .accordion-button{
      background:#fff;
      color:var(--text);
      font-weight:800;
      box-shadow:none;
      padding:1.02rem 1.15rem;
    }
    .faq-wrap .accordion-button:not(.collapsed){
      color:var(--green);
      background:linear-gradient(180deg, rgba(231,246,238,.75), #fff);
    }
    .faq-wrap .accordion-button:focus{
      box-shadow:0 0 0 .2rem rgba(44,166,100,.14);
      border-color:rgba(44,166,100,.18);
    }
    .faq-wrap .accordion-body{
      color:var(--muted);
      padding:0 1.15rem 1.05rem;
      line-height:1.8;
    }

    .cta-panel{
      background:
        linear-gradient(180deg, rgba(29,127,78,.98), rgba(24,103,64,.98));
      color:#fff;
      border-radius:32px;
      overflow:hidden;
      box-shadow:0 18px 40px rgba(29,127,78,.18);
      position:relative;
    }
    .cta-panel::before{
      content:"";
      position:absolute;
      inset:auto -90px -100px auto;
      width:260px;
      height:260px;
      border-radius:50%;
      background:rgba(255,255,255,.10);
    }
    .cta-panel::after{
      content:"";
      position:absolute;
      inset:-60px auto auto -60px;
      width:180px;
      height:180px;
      border-radius:50%;
      background:rgba(255,255,255,.09);
    }
    .cta-inner{
      position:relative;
      z-index:1;
      padding:28px;
    }
    .cta-title{
      font-size:clamp(1.5rem, 1rem + 1.2vw, 2.35rem);
      line-height:1.16;
      font-weight:900;
      margin:0 0 10px;
      letter-spacing:-.03em;
    }
    .cta-sub{
      margin:0;
      max-width:760px;
      color:rgba(255,255,255,.84);
      font-size:1rem;
    }
    .cta-grid{
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
      margin-top:22px;
    }
    .cta-points{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .cta-point{
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.14);
      border-radius:20px;
      padding:15px;
    }
    .cta-point strong{
      display:block;
      font-size:.98rem;
      margin-bottom:4px;
    }
    .cta-point span{
      color:rgba(255,255,255,.84);
      font-size:.88rem;
      line-height:1.65;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:.8rem;
      justify-content:flex-end;
    }
    .cta-actions .btn-light{
      color:var(--green);
      border-color:#fff;
      background:#fff;
    }
    .cta-actions .btn-outline-light{
      color:#fff;
      border-color:rgba(255,255,255,.38);
      background:transparent;
    }
    .cta-actions .btn-outline-light:hover{
      background:rgba(255,255,255,.10);
      border-color:#fff;
      transform:translateY(-1px);
    }

    .footer{
      margin-top:18px;
      padding:28px 0 42px;
    }
    .footer-shell{
      background:#fff;
      border:1px solid var(--line);
      border-radius:30px;
      box-shadow:0 12px 28px rgba(18,58,40,.05);
      padding:24px;
    }
    .footer-top{
      display:grid;
      grid-template-columns:1.1fr .9fr .8fr;
      gap:18px;
      align-items:start;
    }
    .footer-title{
      font-size:1.2rem;
      font-weight:900;
      margin:0 0 10px;
      letter-spacing:-.02em;
    }
    .footer-text{
      color:var(--muted);
      margin:0;
      line-height:1.8;
      font-size:.94rem;
    }
    .footer-links{
      display:grid;
      gap:.6rem;
      margin-top:10px;
    }
    .footer-links a{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      color:var(--text);
      font-weight:700;
      width:fit-content;
    }
    .footer-links a:hover{color:var(--green)}
    .footer-links i{color:var(--green)}
    .footer-note{
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid var(--line);
      color:var(--muted-2);
      font-size:.86rem;
      display:flex;
      flex-wrap:wrap;
      gap:.6rem 1rem;
      justify-content:space-between;
      align-items:center;
    }
    .footer-note a{color:var(--green)}
    .footer-badge{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      border-radius:999px;
      padding:.38rem .72rem;
      background:var(--green-soft);
      color:var(--green);
      font-weight:700;
      border:1px solid rgba(44,166,100,.14);
    }

    .mobile-mobile{
      display:none;
    }

    .table-note{
      display:flex;
      align-items:center;
      gap:.55rem;
      color:var(--muted);
      font-size:.9rem;
    }
    .table-note i{color:var(--green)}

    .soft-divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(201,221,207,.9), transparent);
      margin:20px 0;
    }

    .stack-gap{gap:16px}
    .kpi-row{
      display:flex;
      flex-wrap:wrap;
      gap:.65rem;
      margin-top:14px;
    }

    @media (max-width: 1199.98px){
      body{padding-top:102px}
      .tier-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .trust-strip{grid-template-columns:repeat(2, minmax(0,1fr))}
      .news-wrap,.preview-layout,.footer-top,.cta-grid{grid-template-columns:1fr}
      .footer-top{gap:20px}
      .cta-actions{justify-content:flex-start}
      .cta-points{grid-template-columns:1fr}
      .hero-card .inner,.hero-side,.compare-shell,.panel-body,.cta-inner{padding:22px}
    }

    @media (max-width: 991.98px){
      .nav-shell{
        border-radius:28px;
      }
      .navbar-collapse{
        margin-top:14px;
        padding:10px 0 0;
      }
      .nav-pills{
        display:flex;
        flex-direction:column;
        align-items:stretch;
        gap:.45rem;
      }
      .nav-link{
        width:100%;
        text-align:center;
        background:#fff;
        border-color:var(--line);
      }
      .hero-card .row{
        flex-direction:column;
      }
      .hero-title{max-width:none}
      .hero-side{
        border-left:none;
        border-top:1px solid rgba(219,232,222,.8);
      }
      .compare-table{font-size:.94rem}
      .compare-shell{padding:18px}
    }

    @media (max-width: 767.98px){
      body{padding-top:92px}
      .site-header{top:8px}
      .site-nav{padding:0 8px}
      .nav-shell{border-radius:24px;padding:.55rem .7rem}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .brand-text small{display:none}
      .hero-card,.panel,.footer-shell,.cta-panel{border-radius:24px}
      .hero-card .inner,.hero-side,.panel-body,.cta-inner,.footer-shell{padding:18px}
      .hero-actions{display:grid;grid-template-columns:1fr}
      .hero-mini,.kpi-row{display:grid;grid-template-columns:1fr}
      .entry-matrix,.preview-wall,.trust-strip,.tier-grid,.cta-points{grid-template-columns:1fr}
      .compare-title{flex-direction:column;align-items:flex-start}
      .mobile-mobile{display:block}
      .desktop-table{display:none}
      .section-gap,.section-soft{padding:26px 0}
      .section-title{font-size:1.45rem}
      .hero-title{font-size:2rem}
      .section-top{align-items:flex-start}
      .news-item{flex-direction:column}
      .news-item small{white-space:normal}
      .floating-note{flex-direction:column;align-items:flex-start}
    }

    @media (min-width: 768px){
      .mobile-only{display:none !important}
    }

    .accordion-button::after{
      filter:hue-rotate(88deg) saturate(1.2);
    }

/* roulang page: category1 */
:root {
      --green-950:#123b2b;
      --green-900:#15543b;
      --green-800:#1b6b49;
      --green-700:#23845a;
      --green-600:#2fa86f;
      --green-100:#e7f6ed;
      --green-50:#f3fbf6;
      --ink:#17221d;
      --muted:#718078;
      --line:#e4ebe6;
      --warm:#fcfdfc;
      --white:#fff;
      --radius-xl:24px;
      --radius-lg:18px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(23,68,45,.07);
      --shadow-md:0 18px 42px rgba(23,68,45,.11);
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--warm);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.7;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.22s ease}
    button,input{font:inherit}
    .container-xl{max-width:1180px}
    .site-header{position:relative;z-index:20;padding:20px 18px 0}
    .site-nav{max-width:1180px;margin:auto}
    .nav-shell{background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-sm);padding:7px 14px}
    .navbar{padding:0}
    .navbar-brand{display:flex;align-items:center;gap:10px;padding:6px 8px;color:var(--green-950)}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--green-800);color:#fff;display:grid;place-items:center;font-size:18px}
    .brand-text{font-weight:800;line-height:1.15;letter-spacing:.01em}
    .brand-text small{display:block;color:var(--muted);font-size:10px;font-weight:600;margin-top:4px}
    .nav-pills{gap:4px}
    .nav-pills .nav-link{border-radius:12px;color:#647068;padding:9px 15px;font-weight:650}
    .nav-pills .nav-link:hover{background:var(--green-50);color:var(--green-800)}
    .nav-pills .nav-link.active{background:var(--green-100);color:var(--green-900)}
    .navbar-toggler{border:1px solid var(--line);border-radius:12px;padding:8px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(47,168,111,.18)}
    .btn{border-radius:12px;padding:10px 17px;font-weight:750;border:1px solid transparent;transition:.22s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(23,68,45,.12)}
    .btn-primary{background:var(--green-800);border-color:var(--green-800);color:#fff}
    .btn-primary:hover,.btn-primary:focus{background:var(--green-950);border-color:var(--green-950);color:#fff}
    .btn-soft{background:var(--green-100);color:var(--green-900);border-color:transparent}
    .btn-outline-green{background:#fff;color:var(--green-800);border-color:#a8d6ba}
    .page-hero{padding:70px 0 38px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-800);font-size:13px;font-weight:800;letter-spacing:.04em;margin-bottom:15px}
    .eyebrow i{font-size:16px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(34px,5vw,58px);line-height:1.13;letter-spacing:-.045em;font-weight:850;max-width:780px;margin-bottom:20px}
    .hero-copy{font-size:17px;color:var(--muted);max-width:720px;margin-bottom:27px}
    .hero-stats{display:flex;flex-wrap:wrap;gap:10px}
    .status-pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 12px;color:#55635b;font-size:13px}
    .status-dot{width:7px;height:7px;border-radius:50%;background:var(--green-600)}
    .summary-panel{height:100%;background:var(--green-950);color:#fff;border-radius:var(--radius-xl);padding:27px;position:relative;overflow:hidden;box-shadow:var(--shadow-md)}
    .summary-panel::after{content:"";position:absolute;width:190px;height:190px;border:1px solid rgba(255,255,255,.13);border-radius:50%;right:-60px;top:-70px}
    .summary-panel h2{font-size:22px;margin-bottom:8px;position:relative;z-index:1}
    .summary-panel p{color:#bfd7c8;font-size:14px;position:relative;z-index:1}
    .summary-row{display:flex;justify-content:space-between;align-items:end;border-top:1px solid rgba(255,255,255,.14);padding:16px 0 0;margin-top:18px;position:relative;z-index:1}
    .summary-number{font-size:32px;line-height:1;font-weight:850}
    .summary-label{font-size:12px;color:#b8d3c2}
    .section{padding:45px 0}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px}
    .section-heading h2{font-size:30px;line-height:1.25;letter-spacing:-.025em;margin-bottom:6px;font-weight:820}
    .section-heading p{color:var(--muted);margin-bottom:0}
    .filter-bar{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:15px;box-shadow:var(--shadow-sm);margin-bottom:25px}
    .filter-label{font-weight:800;font-size:13px;color:var(--green-900);margin-right:7px}
    .filter-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
    .filter-group+.filter-group{margin-top:12px;padding-top:12px;border-top:1px solid #f0f3f1}
    .filter-chip{border:1px solid var(--line);background:#fff;color:#65736a;border-radius:999px;padding:7px 14px;font-size:13px;cursor:pointer}
    .filter-chip:hover{border-color:#9dcfaf;color:var(--green-800);background:var(--green-50)}
    .filter-chip.active{background:var(--green-800);border-color:var(--green-800);color:#fff}
    .benefit-card{height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:21px;display:flex;flex-direction:column;box-shadow:0 5px 17px rgba(23,68,45,.04);transition:.22s ease}
    .benefit-card:hover{transform:translateY(-4px);border-color:#a8d6ba;box-shadow:var(--shadow-md)}
    .card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:18px}
    .icon-box{width:43px;height:43px;border-radius:13px;background:var(--green-100);color:var(--green-800);display:grid;place-items:center;font-size:20px}
    .badge{font-size:11px;border-radius:999px;padding:5px 9px;font-weight:750}
    .badge-open{background:var(--green-100);color:var(--green-800)}
    .badge-special{background:#fff3d8;color:#896116}
    .benefit-card h3{font-size:18px;line-height:1.35;margin-bottom:8px;font-weight:800}
    .benefit-card p{font-size:13px;color:var(--muted);margin-bottom:18px}
    .benefit-list{list-style:none;padding:0;margin:0 0 20px}
    .benefit-list li{display:flex;gap:8px;color:#526159;font-size:13px;margin:8px 0}
    .benefit-list i{color:var(--green-600);font-weight:bold}
    .card-bottom{margin-top:auto;display:flex;justify-content:space-between;align-items:center;border-top:1px solid #f0f3f1;padding-top:15px}
    .level-text{font-size:12px;color:var(--muted)}
    .level-text strong{display:block;color:var(--green-900);font-size:14px}
    .text-link{color:var(--green-800);font-weight:750;font-size:13px}
    .text-link:hover{color:var(--green-950)}
    .progress-wrap{background:#eef4ef;border-radius:20px;height:7px;overflow:hidden;margin:12px 0 18px}
    .progress-bar-custom{height:100%;background:var(--green-600);border-radius:20px}
    .info-strip{background:var(--green-50);border:1px solid #d7efdf;border-radius:var(--radius-lg);padding:22px 25px;display:flex;align-items:center;gap:18px}
    .info-strip i{font-size:26px;color:var(--green-700)}
    .info-strip strong{display:block;color:var(--green-950);margin-bottom:3px}
    .info-strip span{color:var(--muted);font-size:13px}
    .faq-area{background:#f5f8f5}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:11px;background:#fff}
    .accordion-button{font-weight:750;color:var(--ink);background:#fff;padding:18px 20px;box-shadow:none!important}
    .accordion-button:not(.collapsed){color:var(--green-900);background:var(--green-50)}
    .accordion-button::after{background-size:14px}
    .accordion-body{color:var(--muted);font-size:14px;padding:0 20px 19px}
    .cta-panel{background:var(--green-800);color:#fff;border-radius:var(--radius-xl);padding:34px 38px;display:flex;justify-content:space-between;align-items:center;gap:25px;box-shadow:var(--shadow-md)}
    .cta-panel h2{font-size:28px;margin-bottom:7px}
    .cta-panel p{color:#c9e1d0;margin-bottom:0}
    .cta-panel .btn-soft{background:#fff;color:var(--green-900)}
    .footer{background:#fff;border-top:1px solid var(--line);padding:46px 0 20px}
    .footer-shell{border-bottom:1px solid var(--line);padding-bottom:27px}
    .footer-top{display:grid;grid-template-columns:1.5fr 1fr 1.1fr;gap:45px}
    .footer-title{font-weight:850;color:var(--green-950);margin-bottom:11px}
    .footer-text{font-size:13px;color:var(--muted);max-width:360px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:13px;color:var(--muted)}
    .footer-links a:hover{color:var(--green-800);padding-left:3px}
    .footer-links i{color:var(--green-600);margin-right:7px}
    .footer-note{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;padding-top:18px;color:#8a968e;font-size:12px}
    .footer-badge{color:var(--green-800);font-weight:700}
    @media(max-width:991px){
      .navbar-collapse{padding:14px 5px 8px}
      .page-hero{padding-top:52px}
      .footer-top{grid-template-columns:1fr 1fr}
    }
    @media(max-width:767px){
      .site-header{padding:12px 10px 0}
      .page-hero{padding:44px 0 25px}
      h1{font-size:38px}
      .hero-copy{font-size:15px}
      .section{padding:32px 0}
      .section-heading{display:block}
      .section-heading h2{font-size:25px}
      .section-heading p{margin-top:8px}
      .summary-panel{margin-top:22px}
      .info-strip{align-items:flex-start;padding:18px}
      .cta-panel{display:block;padding:27px 23px}
      .cta-panel .btn{margin-top:20px;width:100%}
      .footer-top{grid-template-columns:1fr;gap:25px}
    }
    @media(max-width:520px){
      body{font-size:14px}
      h1{font-size:32px}
      .nav-shell{padding:5px 10px}
      .brand-mark{width:34px;height:34px}
      .brand-text{font-size:14px}
      .brand-text small{font-size:9px}
      .summary-panel{padding:22px}
      .filter-bar{padding:12px}
      .filter-group{align-items:flex-start}
      .filter-label{width:100%;margin-bottom:2px}
      .filter-chip{padding:6px 11px}
      .footer-note{display:block}
      .footer-note span{display:block;margin-bottom:7px}
    }