/* roulang page: index */
:root{
      --ink:#101613;
      --accent:#37D67A;
      --accent-2:#22C55E;
      --paper:#F7FAF7;
      --mint:#EAF8EF;
      --line:#DDE7DF;
      --muted:#617067;
      --shadow:0 24px 80px rgba(16,22,19,.08);
      --shadow-sm:0 12px 30px rgba(16,22,19,.06);
      --radius:24px;
    }
    html{scroll-behavior:smooth}
    body{
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 20% 10%, rgba(55,214,122,.12), transparent 26%),
        radial-gradient(circle at 85% 0%, rgba(34,197,94,.08), transparent 22%),
        linear-gradient(180deg,#f9fcf9 0%,#f4f8f4 58%,#f7faf7 100%);
    }
    *{box-sizing:border-box}
    ::selection{background:rgba(55,214,122,.22);color:var(--ink)}
    a{text-decoration:none}
    img{max-width:100%;display:block}
    .soft-grid{
      background-image:
        linear-gradient(to right, rgba(221,231,223,.48) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(221,231,223,.48) 1px, transparent 1px);
      background-size: 24px 24px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.58), transparent 88%);
    }
    .page-shell{
      position:relative;
      isolation:isolate;
    }
    .page-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 15% 12%, rgba(55,214,122,.09), transparent 18%),
        radial-gradient(circle at 88% 18%, rgba(34,197,94,.09), transparent 16%);
      pointer-events:none;
      z-index:-1;
    }
    .container-wide{
      width:min(100%, 1280px);
      margin-inline:auto;
      padding-inline:16px;
    }
    @media (min-width:640px){ .container-wide{padding-inline:24px;} }
    @media (min-width:1024px){ .container-wide{padding-inline:32px;} }
    .nav-chip{
      display:inline-flex;
      align-items:center;
      gap:.5rem;
      height:38px;
      padding:.55rem 1rem;
      border:1px solid rgba(221,231,223,.9);
      background:rgba(255,255,255,.78);
      color:var(--ink);
      border-radius:999px;
      white-space:nowrap;
      transition:all .18s ease;
      box-shadow:0 1px 0 rgba(255,255,255,.55) inset;
    }
    .nav-chip:hover{
      transform:translateY(-1px);
      border-color:rgba(55,214,122,.55);
      background:rgba(234,248,239,.92);
      box-shadow:var(--shadow-sm);
    }
    .nav-chip.active{
      background:linear-gradient(135deg, rgba(16,22,19,.98), rgba(21,42,28,.98));
      color:#fff;
      border-color:rgba(16,22,19,1);
      box-shadow:0 14px 30px rgba(16,22,19,.16);
    }
    .brand-mark{
      width:36px;height:36px;
      border-radius:14px;
      background:
        linear-gradient(135deg, rgba(55,214,122,.20), rgba(255,255,255,.4)),
        linear-gradient(180deg, #101613, #1d2a20);
      box-shadow:0 12px 20px rgba(16,22,19,.12);
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.28);
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:auto;
      border-radius:999px;
      background:rgba(234,248,239,.92);
    }
    .brand-mark::before{
      width:18px;height:2px;left:9px;top:12px;
      box-shadow:0 6px 0 rgba(234,248,239,.92), 0 12px 0 rgba(55,214,122,.9);
    }
    .brand-mark::after{
      width:6px;height:6px;right:8px;bottom:8px;background:var(--accent);
      box-shadow:0 -8px 0 rgba(234,248,239,.92);
    }
    .card-surface{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(221,231,223,.92);
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
    }
    .card-hover{
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card-hover:hover{
      transform:translateY(-2px);
      box-shadow:0 28px 78px rgba(16,22,19,.10);
      border-color:rgba(55,214,122,.54);
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:.4rem;
      padding:.42rem .72rem;
      border-radius:999px;
      font-size:.8rem;
      line-height:1;
      border:1px solid rgba(221,231,223,.95);
      background:rgba(247,250,247,.9);
      color:var(--muted);
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:.55rem;
      padding:.42rem .8rem;
      border-radius:999px;
      border:1px solid rgba(221,231,223,.95);
      background:rgba(255,255,255,.72);
      color:var(--muted);
      font-size:.82rem;
    }
    .section-kicker::before{
      content:"";
      width:7px;height:7px;border-radius:999px;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(55,214,122,.12);
    }
    .title-strong{
      letter-spacing:-0.04em;
      line-height:1.06;
    }
    .muted{
      color:var(--muted);
    }
    .progress-ring{
      --progress:82;
      width:164px;
      aspect-ratio:1;
      border-radius:50%;
      background:
        conic-gradient(var(--accent) calc(var(--progress) * 1%), rgba(55,214,122,.10) 0);
      display:grid;
      place-items:center;
      position:relative;
      box-shadow:inset 0 0 0 1px rgba(221,231,223,.92);
    }
    .progress-ring::before{
      content:"";
      position:absolute;
      inset:12px;
      border-radius:50%;
      background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(247,250,247,.96));
      box-shadow:inset 0 0 0 1px rgba(221,231,223,.9);
    }
    .progress-ring > div{
      position:relative;
      z-index:1;
      text-align:center;
    }
    .ring-note{
      position:absolute;
      inset:auto 12px 12px 12px;
      display:flex;
      justify-content:space-between;
      gap:.5rem;
    }
    .ring-mini{
      border:1px solid rgba(221,231,223,.95);
      background:rgba(255,255,255,.82);
      border-radius:18px;
      padding:.75rem .9rem;
      box-shadow:0 10px 24px rgba(16,22,19,.05);
    }
    .stat-num{
      font-size:clamp(1.5rem,2vw,2.2rem);
      line-height:1;
      letter-spacing:-0.04em;
    }
    details.faq-item{
      border:1px solid rgba(221,231,223,.95);
      background:rgba(255,255,255,.88);
      border-radius:20px;
      box-shadow:0 12px 28px rgba(16,22,19,.05);
      overflow:hidden;
    }
    details.faq-item summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:1rem;
      padding:1rem 1.1rem;
      font-weight:600;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    details.faq-item summary .icon{
      width:30px;height:30px;
      border-radius:999px;
      display:grid;
      place-items:center;
      border:1px solid rgba(221,231,223,.95);
      color:var(--ink);
      background:rgba(247,250,247,.92);
      flex:none;
      transition:transform .18s ease, background .18s ease;
    }
    details.faq-item[open] summary .icon{
      background:rgba(234,248,239,.98);
      transform:rotate(45deg);
      color:var(--accent-2);
    }
    details.faq-item .answer{
      padding:0 1.1rem 1.1rem 1.1rem;
      color:var(--muted);
      line-height:1.78;
      font-size:.98rem;
    }
    .footer-dark{
      background:
        linear-gradient(180deg, rgba(16,22,19,.98), rgba(10,14,12,.98));
      color:#ecf4ef;
      position:relative;
      overflow:hidden;
    }
    .footer-dark::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(55,214,122,.12) 0, transparent 14%, transparent 86%, rgba(55,214,122,.12) 100%);
      pointer-events:none;
    }
    .footer-link{
      color:rgba(236,244,239,.82);
      transition:color .18s ease, transform .18s ease;
    }
    .footer-link:hover{
      color:var(--accent);
    }
    .chip-scroll{
      scrollbar-width:none;
      -ms-overflow-style:none;
    }
    .chip-scroll::-webkit-scrollbar{display:none}
    .tab-btn{
      border:1px solid rgba(221,231,223,.95);
      background:rgba(255,255,255,.9);
      color:var(--muted);
      border-radius:999px;
      padding:.55rem .95rem;
      font-size:.92rem;
      transition:all .18s ease;
    }
    .tab-btn:hover{
      border-color:rgba(55,214,122,.45);
      background:rgba(234,248,239,.92);
      color:var(--ink);
    }
    .tab-btn.active{
      background:linear-gradient(135deg, rgba(16,22,19,.98), rgba(34,197,94,.92));
      color:#fff;
      border-color:transparent;
      box-shadow:0 16px 28px rgba(16,22,19,.12);
    }
    .countdown{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:.6rem;
    }
    .countdown .slot{
      border:1px solid rgba(221,231,223,.95);
      background:rgba(255,255,255,.88);
      border-radius:18px;
      padding:.75rem .7rem;
      text-align:center;
    }
    .countdown .slot b{
      display:block;
      font-size:1.1rem;
      line-height:1.1;
      letter-spacing:-0.03em;
    }
    .countdown .slot span{
      display:block;
      font-size:.75rem;
      color:var(--muted);
      margin-top:.18rem;
    }
    .no-scrollbar::-webkit-scrollbar{display:none}
    .no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}
    .float-slow{animation:softFloat 6s ease-in-out infinite}
    @keyframes softFloat{
      0%,100%{transform:translateY(0)}
      50%{transform:translateY(-6px)}
    }
    .pulse-line{
      position:relative;
    }
    .pulse-line::after{
      content:"";
      position:absolute;
      inset:auto 0 0 0;
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(55,214,122,.9), transparent);
      opacity:.58;
    }
    .sticky-soft{
      position:sticky;
      top:0;
      z-index:50;
    }
    @media (max-width: 767px){
      .mobile-stack{grid-template-columns:1fr}
    }

/* roulang page: category2 */
:root{
      --ink:#101613;
      --soft-ink:#26352c;
      --muted:#66756b;
      --accent:#37D67A;
      --accent-2:#22C55E;
      --mint:#EAF8EF;
      --paper:#F7FAF7;
      --line:#DDE7DF;
      --line-strong:#B8C7BE;
      --white:#ffffff;
      --radius-xl:28px;
      --radius-lg:22px;
      --shadow-soft:0 24px 80px rgba(16,22,19,.08);
      --shadow-card:0 18px 48px rgba(16,22,19,.06);
      --shadow-green:0 18px 38px rgba(55,214,122,.18);
      --nav-h:72px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 12% 8%, rgba(55,214,122,.16), transparent 34%),
        radial-gradient(circle at 88% 10%, rgba(34,197,94,.12), transparent 30%),
        linear-gradient(180deg,#fbfdfb 0%,#f7faf7 45%,#ffffff 100%);
      line-height:1.75;
      padding-bottom:104px;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    img,svg{display:block;max-width:100%}
    ::selection{background:rgba(55,214,122,.25)}
    .container-wide{
      width:min(100% - 32px, 1240px);
      margin-inline:auto;
    }
    @media (min-width:768px){
      .container-wide{width:min(100% - 48px, 1240px)}
    }
    @media (min-width:1200px){
      .container-wide{width:min(100% - 64px, 1240px)}
    }
    .sticky-soft{
      position:sticky;
      top:0;
      z-index:50;
      box-shadow:0 1px 0 rgba(221,231,223,.65);
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      position:relative;
      display:inline-block;
      background:
        linear-gradient(135deg, rgba(16,22,19,1), rgba(31,47,37,1));
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.08), 0 12px 28px rgba(16,22,19,.14);
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      left:9px;
      right:9px;
      top:12px;
      height:3px;
      border-radius:999px;
      background:var(--accent);
      box-shadow:0 8px 0 rgba(55,214,122,.68), 0 16px 0 rgba(55,214,122,.36);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:13px;
      height:13px;
      border:1px solid rgba(55,214,122,.8);
      border-radius:999px;
      right:7px;
      bottom:7px;
      background:rgba(55,214,122,.12);
    }
    .nav-chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:38px;
      padding:0 16px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.72);
      color:var(--soft-ink);
      font-size:14px;
      font-weight:600;
      white-space:nowrap;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease, color .22s ease;
    }
    .nav-chip:hover{
      transform:translateY(-1px);
      border-color:rgba(55,214,122,.55);
      background:rgba(234,248,239,.88);
      box-shadow:0 10px 24px rgba(16,22,19,.06);
    }
    .nav-chip.active{
      color:#fff;
      border-color:rgba(16,22,19,.9);
      background:linear-gradient(135deg,var(--ink),#223429);
      box-shadow:0 12px 26px rgba(16,22,19,.12);
    }
    .chip-scroll{-webkit-overflow-scrolling:touch}
    .no-scrollbar::-webkit-scrollbar{display:none}
    .no-scrollbar{scrollbar-width:none}
    .section{padding:72px 0}
    .section-tight{padding:46px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border:1px solid rgba(55,214,122,.36);
      background:rgba(234,248,239,.72);
      color:#215434;
      border-radius:999px;
      padding:8px 13px;
      font-size:13px;
      font-weight:700;
      line-height:1.2;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(55,214,122,.12);
    }
    .hero-panel{
      border:1px solid var(--line);
      border-radius:34px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.94),rgba(247,250,247,.86)),
        radial-gradient(circle at 85% 15%, rgba(55,214,122,.18), transparent 38%);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      position:relative;
    }
    .hero-panel:before{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(184,199,190,.28) 1px, transparent 1px),
        linear-gradient(90deg, rgba(184,199,190,.28) 1px, transparent 1px);
      background-size:32px 32px;
      mask-image:linear-gradient(90deg,transparent,black 18%,black 82%,transparent);
      opacity:.45;
    }
    .hero-content{position:relative;z-index:1}
    .status-card,.content-card,.compare-card,.faq-card{
      border:1px solid var(--line);
      background:rgba(255,255,255,.9);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-card);
      transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease, background .24s ease;
    }
    .content-card:hover,.compare-card:hover,.faq-card:hover{
      transform:translateY(-2px);
      border-color:rgba(55,214,122,.55);
      box-shadow:0 24px 70px rgba(16,22,19,.09);
    }
    .btn-primary,.btn-secondary{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:800;
      font-size:15px;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
      outline:none;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      color:#0b1a10;
      box-shadow:var(--shadow-green);
      border:1px solid rgba(34,197,94,.25);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      box-shadow:0 22px 46px rgba(55,214,122,.25);
      filter:saturate(1.08);
    }
    .btn-secondary{
      background:rgba(255,255,255,.86);
      color:var(--ink);
      border:1px solid var(--line);
    }
    .btn-secondary:hover{
      transform:translateY(-2px);
      background:var(--mint);
      border-color:rgba(55,214,122,.48);
      box-shadow:0 14px 34px rgba(16,22,19,.07);
    }
    .btn-primary:focus-visible,.btn-secondary:focus-visible,.nav-chip:focus-visible,.footer-link:focus-visible{
      outline:3px solid rgba(55,214,122,.34);
      outline-offset:3px;
    }
    .filter-chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:38px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--soft-ink);
      font-size:14px;
      font-weight:700;
      white-space:nowrap;
      transition:.22s ease;
    }
    .filter-chip:hover,.filter-chip.active{
      background:var(--ink);
      color:#fff;
      border-color:var(--ink);
      transform:translateY(-1px);
    }
    .side-filter{
      position:sticky;
      top:116px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.82);
      backdrop-filter:blur(16px);
      border-radius:28px;
      box-shadow:var(--shadow-card);
    }
    .list-item-number{
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      color:#0d2415;
      font-weight:900;
      background:linear-gradient(135deg,rgba(55,214,122,.95),rgba(234,248,239,.95));
      box-shadow:0 12px 24px rgba(55,214,122,.16);
    }
    .tag{
      display:inline-flex;
      align-items:center;
      height:28px;
      padding:0 10px;
      border-radius:999px;
      border:1px solid rgba(184,199,190,.7);
      background:rgba(247,250,247,.88);
      color:#395044;
      font-size:12px;
      font-weight:700;
      white-space:nowrap;
    }
    .metric{
      border-radius:22px;
      border:1px solid rgba(221,231,223,.9);
      background:linear-gradient(180deg,#fff,rgba(234,248,239,.55));
      padding:18px;
    }
    .compare-row{
      display:grid;
      grid-template-columns:1.1fr 1.4fr 1.4fr;
      gap:14px;
      align-items:center;
      padding:18px;
      border-top:1px solid var(--line);
    }
    .compare-row:first-child{border-top:0}
    .faq-card summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      font-weight:850;
      color:var(--ink);
    }
    .faq-card summary::-webkit-details-marker{display:none}
    .faq-card summary:after{
      content:"+";
      width:30px;
      height:30px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      border-radius:999px;
      background:var(--mint);
      color:#1f6d3d;
      font-size:20px;
      line-height:1;
      transition:.22s ease;
    }
    .faq-card[open] summary:after{
      content:"−";
      background:var(--ink);
      color:#fff;
    }
    .footer-dark{
      position:relative;
      overflow:hidden;
      color:#fff;
      background:
        radial-gradient(circle at 18% 0%, rgba(55,214,122,.18), transparent 32%),
        linear-gradient(135deg,#101613,#17231b 58%,#0d120f);
    }
    .footer-dark:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
      background-size:38px 38px;
      opacity:.32;
    }
    .footer-link{
      color:rgba(255,255,255,.78);
      transition:.22s ease;
      width:max-content;
    }
    .footer-link:hover{
      color:var(--accent);
      transform:translateX(2px);
    }
    .bottom-bar{
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:60;
      padding:12px 0 calc(12px + env(safe-area-inset-bottom));
      background:rgba(247,250,247,.88);
      backdrop-filter:blur(18px);
      border-top:1px solid rgba(221,231,223,.86);
      box-shadow:0 -18px 50px rgba(16,22,19,.08);
    }
    .float-soft{animation:softFloat 5.5s ease-in-out infinite}
    .pulse-line{animation:pulseLine 2.8s ease-in-out infinite}
    @keyframes softFloat{
      0%,100%{transform:translateY(0)}
      50%{transform:translateY(-8px)}
    }
    @keyframes pulseLine{
      0%,100%{opacity:.45;transform:scaleX(.92)}
      50%{opacity:1;transform:scaleX(1)}
    }
    @media (max-width:1024px){
      .section{padding:58px 0}
      .side-filter{position:relative;top:auto}
      .compare-row{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      body{padding-bottom:126px}
      .hero-panel{border-radius:26px}
      .section{padding:48px 0}
      .section-tight{padding:34px 0}
      .btn-primary,.btn-secondary{width:100%}
      .bottom-bar .container-wide{width:min(100% - 24px,1240px)}
    }
    @media (max-width:520px){
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .nav-chip{height:36px;padding:0 13px;font-size:13px}
      .filter-chip{height:36px;font-size:13px}
      .content-card{border-radius:20px}
    }

/* roulang page: category1 */
:root{
      --ink:#101613;
      --ink-soft:#1f2f25;
      --accent:#37D67A;
      --accent-2:#22C55E;
      --mint:#EAF8EF;
      --paper:#F7FAF7;
      --card:#FFFFFF;
      --muted:#627268;
      --line:#DDE7DF;
      --line-strong:#B8C7BE;
      --shadow:0 24px 80px rgba(16,22,19,.08);
      --shadow-hover:0 28px 90px rgba(16,22,19,.13);
      --radius:26px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 0%, rgba(55,214,122,.14), transparent 32%),
        radial-gradient(circle at 92% 12%, rgba(34,197,94,.11), transparent 28%),
        linear-gradient(180deg,#fff 0%,var(--paper) 44%,#fff 100%);
      line-height:1.75;
      padding-bottom:108px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    img,svg{display:block;max-width:100%}
    ::selection{background:rgba(55,214,122,.25)}
    .container-wide{
      width:min(100% - 32px, 1200px);
      margin-inline:auto;
    }
    .sticky-soft{
      position:sticky;
      top:0;
      z-index:50;
      box-shadow:0 10px 36px rgba(16,22,19,.04);
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:16px;
      display:inline-block;
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(55,214,122,.95),rgba(16,22,19,.94)),
        radial-gradient(circle at 30% 25%,#fff,transparent 25%);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.24),0 12px 30px rgba(34,197,94,.18);
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      inset:10px 9px;
      border:1.5px solid rgba(255,255,255,.68);
      border-radius:12px;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      left:9px;
      right:9px;
      top:20px;
      height:2px;
      border-radius:99px;
      background:rgba(255,255,255,.82);
      box-shadow:0 -7px 0 rgba(255,255,255,.42),0 7px 0 rgba(255,255,255,.36);
    }
    .chip-scroll{scrollbar-width:none}
    .no-scrollbar::-webkit-scrollbar{display:none}
    .nav-chip{
      white-space:nowrap;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:38px;
      padding:0 16px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(247,250,247,.74);
      color:#344139;
      font-size:14px;
      font-weight:600;
      transition:transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .nav-chip:hover{
      transform:translateY(-1px);
      border-color:rgba(55,214,122,.55);
      background:#fff;
      box-shadow:0 10px 28px rgba(16,22,19,.07);
    }
    .nav-chip.active{
      color:#fff;
      border-color:transparent;
      background:linear-gradient(135deg,var(--ink),#24402f);
      box-shadow:0 12px 34px rgba(16,22,19,.14);
    }
    .section{padding:72px 0}
    .section-tight{padding:48px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border:1px solid rgba(55,214,122,.35);
      background:rgba(234,248,239,.72);
      color:#27533a;
      border-radius:999px;
      padding:7px 12px;
      font-size:13px;
      font-weight:700;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:999px;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(55,214,122,.14);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
    }
    .btn-primary{
      background:linear-gradient(135deg,#101613,#1f2f25);
      color:#fff;
      box-shadow:0 16px 34px rgba(16,22,19,.16);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 46px rgba(16,22,19,.22)}
    .btn-green{
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      color:#0b1a11;
      box-shadow:0 16px 38px rgba(34,197,94,.22);
    }
    .btn-green:hover{transform:translateY(-2px);filter:saturate(1.06)}
    .btn-secondary{
      background:#fff;
      color:var(--ink);
      border-color:var(--line);
    }
    .btn-secondary:hover{transform:translateY(-1px);background:var(--mint);border-color:rgba(55,214,122,.42)}
    .btn:focus-visible,.nav-chip:focus-visible,.footer-link:focus-visible{
      outline:none;
      box-shadow:0 0 0 4px rgba(55,214,122,.24);
    }
    .hero-panel{
      border:1px solid var(--line);
      background:
        linear-gradient(135deg,rgba(255,255,255,.94),rgba(234,248,239,.86)),
        radial-gradient(circle at 80% 20%,rgba(55,214,122,.16),transparent 30%);
      border-radius:34px;
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-panel:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(184,199,190,.18) 1px, transparent 1px),
        linear-gradient(90deg,rgba(184,199,190,.18) 1px, transparent 1px);
      background-size:28px 28px;
      mask-image:linear-gradient(120deg,rgba(0,0,0,.65),transparent 72%);
      pointer-events:none;
    }
    .progress-track{
      height:12px;
      border-radius:999px;
      background:#e4eee7;
      overflow:hidden;
      border:1px solid rgba(184,199,190,.7);
    }
    .progress-fill{
      width:68%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--accent),#9ff3bf);
      box-shadow:0 0 22px rgba(55,214,122,.36);
      animation:pulse-line 2.8s ease-in-out infinite;
    }
    .card{
      background:rgba(255,255,255,.88);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 16px 48px rgba(16,22,19,.05);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
    }
    .card:hover{
      transform:translateY(-3px);
      border-color:rgba(55,214,122,.48);
      box-shadow:var(--shadow-hover);
      background:#fff;
    }
    .filter-chip{
      display:inline-flex;
      align-items:center;
      height:38px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      color:#405047;
      font-size:14px;
      font-weight:650;
      transition:.2s ease;
      white-space:nowrap;
    }
    .filter-chip:hover,.filter-chip.active{
      background:var(--mint);
      border-color:rgba(55,214,122,.5);
      color:#173d27;
      transform:translateY(-1px);
    }
    .mini-icon{
      width:42px;
      height:42px;
      border-radius:16px;
      background:linear-gradient(135deg,var(--mint),#fff);
      border:1px solid rgba(55,214,122,.26);
      position:relative;
    }
    .mini-icon:before,.mini-icon:after{
      content:"";
      position:absolute;
      left:11px;
      right:11px;
      height:2px;
      border-radius:99px;
      background:#24b961;
    }
    .mini-icon:before{top:14px;box-shadow:6px 7px 0 rgba(16,22,19,.3)}
    .mini-icon:after{bottom:12px;width:12px}
    .hint-card{
      background:linear-gradient(135deg,#101613,#1c2c22);
      border:1px solid rgba(55,214,122,.28);
      border-radius:30px;
      color:#fff;
      box-shadow:0 24px 80px rgba(16,22,19,.18);
      position:relative;
      overflow:hidden;
    }
    .hint-card:after{
      content:"";
      position:absolute;
      width:220px;
      height:220px;
      border-radius:999px;
      right:-70px;
      top:-90px;
      background:radial-gradient(circle,rgba(55,214,122,.38),transparent 64%);
    }
    .faq-item{
      border:1px solid var(--line);
      background:#fff;
      border-radius:22px;
      overflow:hidden;
      box-shadow:0 12px 34px rgba(16,22,19,.04);
    }
    .faq-item summary{
      cursor:pointer;
      list-style:none;
      padding:20px 22px;
      font-weight:800;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      width:28px;
      height:28px;
      border-radius:999px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:var(--mint);
      color:#23623e;
      flex:0 0 auto;
      font-weight:900;
    }
    .faq-item[open] summary:after{content:"−";background:var(--accent);color:#0d1d12}
    .faq-item .faq-content{
      padding:0 22px 20px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
    }
    .footer-dark{
      background:
        radial-gradient(circle at 12% 0%,rgba(55,214,122,.18),transparent 34%),
        linear-gradient(135deg,#0d130f,#121b15 54%,#0b100d);
      color:#fff;
      position:relative;
      overflow:hidden;
    }
    .footer-dark:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
      background-size:34px 34px;
      opacity:.5;
    }
    .footer-link{
      color:rgba(255,255,255,.78);
      transition:color .2s ease, transform .2s ease;
      width:max-content;
    }
    .footer-link:hover{color:var(--accent);transform:translateX(3px)}
    .bottom-bar{
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:60;
      padding:12px 0 calc(12px + env(safe-area-inset-bottom));
      background:rgba(255,255,255,.86);
      backdrop-filter:blur(18px);
      border-top:1px solid rgba(221,231,223,.9);
      box-shadow:0 -18px 50px rgba(16,22,19,.08);
    }
    .line-node{
      position:relative;
      padding-left:28px;
    }
    .line-node:before{
      content:"";
      position:absolute;
      left:4px;
      top:11px;
      width:10px;
      height:10px;
      border-radius:999px;
      background:var(--accent);
      box-shadow:0 0 0 7px rgba(55,214,122,.14);
    }
    .line-node:not(:last-child):after{
      content:"";
      position:absolute;
      left:8px;
      top:27px;
      bottom:-18px;
      width:1px;
      background:var(--line);
    }
    @keyframes pulse-line{
      0%,100%{filter:saturate(1);opacity:.92}
      50%{filter:saturate(1.2);opacity:1}
    }
    @keyframes soft-float{
      0%,100%{transform:translateY(0)}
      50%{transform:translateY(-8px)}
    }
    .float-soft{animation:soft-float 5s ease-in-out infinite}
    @media (max-width:1024px){
      .section{padding:58px 0}
      .hero-panel{border-radius:30px}
    }
    @media (max-width:768px){
      body{padding-bottom:132px}
      .container-wide{width:min(100% - 24px, 1200px)}
      .section{padding:46px 0}
      .nav-chip{height:36px;padding:0 14px;font-size:13px}
      .btn{min-height:44px;padding:0 15px}
      .bottom-bar .container-wide{width:min(100% - 20px, 1200px)}
    }
    @media (max-width:520px){
      .container-wide{width:min(100% - 20px, 1200px)}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .hero-panel{border-radius:24px}
      .card{border-radius:22px}
      .faq-item summary{padding:18px}
      .faq-item .faq-content{padding:0 18px 18px}
    }