/* roulang page: index */
:root{
    --bg-dark:#0D0F0E;
    --bg-light:#F6F4EE;
    --surface:#FFFFFF;
    --ink:#141614;
    --muted:#6B706A;
    --primary:#B9FF3B;
    --accent:#FF6A3D;
    --line:#E2DED3;
    --radius-card:16px;
    --radius-img:12px;
    --radius-btn:999px;
    --shadow-soft:0 10px 30px rgba(0,0,0,.08);
    --shadow-strong:0 18px 48px rgba(0,0,0,.16);
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
    background:var(--bg-light);
    color:var(--ink);
    line-height:1.7;
    font-size:16px;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button,input,select,textarea{font:inherit;color:inherit;}
  h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em;}
  p{margin:0;}
  ul,ol{margin:0;padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
  ::selection{background:var(--primary);color:#0D0F0E;}

  .container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(13,15,14,.94);
    backdrop-filter:saturate(150%) blur(14px);
    -webkit-backdrop-filter:saturate(150%) blur(14px);
    border-bottom:1px solid rgba(255,255,255,.1);
  }
  .nav-row{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px;}
  .brand{display:flex;align-items:center;gap:11px;color:#F6F4EE;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap;}
  .brand-mark{
    width:30px;height:30px;border-radius:9px;flex:none;
    background:linear-gradient(135deg,var(--primary),#7fd20c);
    display:flex;align-items:center;justify-content:center;
    color:#0D0F0E;font-size:14px;font-weight:900;
  }
  .nav-links{display:flex;align-items:center;gap:4px;}
  .nav-links a{
    position:relative;display:inline-block;
    padding:9px 14px;border-radius:999px;
    color:#C9CDC6;font-size:14.5px;font-weight:500;
    transition:color .18s ease,background-color .18s ease;
  }
  .nav-links a::after{
    content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
    background:var(--primary);border-radius:2px;
    transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
  }
  .nav-links a:hover{color:#F6F4EE;background:rgba(255,255,255,.06);}
  .nav-links a:hover::after{transform:scaleX(1);}
  .nav-links a[aria-current="page"]{color:var(--primary);}
  .nav-links a[aria-current="page"]::after{transform:scaleX(1);}
  .nav-cta{
    display:inline-flex;align-items:center;gap:8px;
    min-height:42px;padding:0 22px;border-radius:999px;
    background:var(--primary);color:#0D0F0E;font-weight:700;font-size:14.5px;
    transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease;
    box-shadow:0 4px 16px rgba(185,255,59,.22);
  }
  .nav-cta:hover{transform:translateY(-1px);background:#c9ff63;box-shadow:0 8px 22px rgba(185,255,59,.34);}
  .nav-toggle{
    display:none;width:44px;height:44px;border-radius:12px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
    color:#F6F4EE;cursor:pointer;align-items:center;justify-content:center;
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:#F6F4EE;position:relative;}
  .nav-toggle span::before,.nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:#F6F4EE;
    transition:transform .2s ease;
  }
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}
  .nav-drawer{
    display:none;overflow:hidden;max-height:0;
    border-top:1px solid rgba(255,255,255,.08);
    transition:max-height .3s ease;
  }
  .nav-drawer.is-open{max-height:520px;}
  .nav-drawer ul{padding:12px 0 20px;}
  .nav-drawer li a{
    display:flex;align-items:center;justify-content:space-between;
    padding:14px 4px;color:#D5D9D2;font-size:15.5px;
    border-bottom:1px solid rgba(255,255,255,.07);
  }
  .nav-drawer li a:hover{color:var(--primary);}
  .nav-drawer li:last-child a{border-bottom:0;}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:48px;padding:0 28px;border-radius:var(--radius-btn);
    font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;
    transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
    white-space:nowrap;
  }
  .btn-primary{background:var(--primary);color:#0D0F0E;box-shadow:0 8px 22px rgba(185,255,59,.26);}
  .btn-primary:hover{transform:translateY(-1px);background:#c9ff63;box-shadow:0 14px 30px rgba(185,255,59,.36);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{background:transparent;color:#F6F4EE;border-color:rgba(255,255,255,.3);}
  .btn-ghost:hover{background:var(--primary);color:#0D0F0E;border-color:var(--primary);transform:translateY(-1px);}
  .btn-dark{background:#0D0F0E;color:#F6F4EE;border-color:#0D0F0E;}
  .btn-dark:hover{background:#1d211e;transform:translateY(-1px);box-shadow:0 12px 28px rgba(13,15,14,.28);}
  .btn-outline{background:transparent;color:var(--ink);border-color:var(--line);}
  .btn-outline:hover{border-color:var(--primary);background:var(--primary);color:#0D0F0E;transform:translateY(-1px);}
  .btn-block{width:100%;}

  /* ---------- pills / tags ---------- */
  .pill{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 15px;border-radius:999px;
    border:1px solid var(--line);background:rgba(255,255,255,.7);
    font-size:13px;font-weight:600;color:var(--muted);
    line-height:1.4;
  }
  .pill-dark{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.06);color:#D7DBD4;}
  .pill-dot{width:6px;height:6px;border-radius:50%;background:var(--primary);flex:none;}
  .tag{
    display:inline-block;padding:4px 12px;border-radius:999px;
    font-size:12.5px;font-weight:600;line-height:1.6;
    background:rgba(185,255,59,.2);color:#3f5c00;
  }
  .tag-plain{background:var(--bg-light);color:var(--muted);border:1px solid var(--line);}
  .tag-accent{background:rgba(255,106,61,.14);color:#B23C13;}

  /* ---------- cards ---------- */
  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .card:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:var(--primary);}
  .card-media{overflow:hidden;border-radius:var(--radius-img);}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
  .card:hover .card-media img{transform:scale(1.045);}

  /* ---------- hero ---------- */
  .hero{position:relative;overflow:hidden;background:var(--bg-dark);color:#F6F4EE;}
  .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;}
  .hero-overlay{
    position:absolute;inset:0;
    background:
      radial-gradient(1000px 520px at 12% 18%, rgba(185,255,59,.14), transparent 62%),
      linear-gradient(100deg, rgba(13,15,14,.96) 0%, rgba(13,15,14,.86) 46%, rgba(13,15,14,.52) 100%);
  }
  .hero-grid-lines{
    position:absolute;inset:0;
    background-image:linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
                     linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
    background-size:78px 78px;
    mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 82%);
    -webkit-mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 82%);
    pointer-events:none;
  }
  .hero-inner{position:relative;padding:72px 0 76px;}
  .hero-title{font-size:clamp(32px,5vw,60px);font-weight:900;line-height:1.14;letter-spacing:-.02em;}
  .hero-title em{font-style:normal;color:var(--primary);}
  .hero-sub{margin-top:22px;max-width:620px;color:#C6CBC3;font-size:16.5px;line-height:1.85;}
  .hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}

  /* ---------- info bar ---------- */
  .infobar{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    box-shadow:var(--shadow-soft);overflow:hidden;
  }
  .infobar-item{padding:24px 26px;border-right:1px solid var(--line);}
  .infobar-item:last-child{border-right:0;}
  .infobar-label{font-size:12.5px;color:var(--muted);letter-spacing:.06em;font-weight:600;}
  .infobar-value{margin-top:8px;font-size:17px;font-weight:800;line-height:1.4;}

  /* ---------- timeline ---------- */
  .tl{position:relative;margin-top:8px;}
  .tl::before{
    content:"";position:absolute;left:15px;top:10px;bottom:10px;width:2px;
    background:var(--line);border-radius:2px;
  }
  .tl-item{position:relative;padding-left:52px;padding-bottom:26px;}
  .tl-item:last-child{padding-bottom:0;}
  .tl-node{
    position:absolute;left:8px;top:26px;width:16px;height:16px;border-radius:50%;
    background:#fff;border:3px solid #B6BCB2;
    transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
  }
  .tl-item:hover .tl-node{transform:scale(1.18);border-color:var(--primary);}
  .tl-item.is-current .tl-node{border-color:var(--primary);background:var(--primary);box-shadow:0 0 0 7px rgba(185,255,59,.24);}
  .tl-card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:22px 24px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:var(--primary);}
  .tl-item.is-current .tl-card{border-color:var(--primary);box-shadow:0 0 0 3px rgba(185,255,59,.16);}
  .tl-time{
    display:inline-block;font-weight:800;font-size:14px;letter-spacing:.02em;
    padding:4px 12px;border-radius:999px;background:var(--bg-dark);color:var(--primary);
    margin-bottom:12px;
  }
  .tl-meta{margin-top:10px;display:flex;flex-wrap:wrap;gap:14px;color:var(--muted);font-size:13.5px;}

  @media (min-width:960px){
    .tl::before{left:50%;transform:translateX(-1px);}
    .tl-item{width:50%;padding-left:0;padding-right:56px;text-align:right;}
    .tl-item:nth-child(even){margin-left:50%;padding-right:0;padding-left:56px;text-align:left;}
    .tl-node{left:auto;right:-8px;}
    .tl-item:nth-child(even) .tl-node{left:-8px;right:auto;}
    .tl-meta{justify-content:flex-end;}
    .tl-item:nth-child(even) .tl-meta{justify-content:flex-start;}
  }

  /* ---------- forms ---------- */
  .field-label{display:block;font-size:13.5px;font-weight:600;color:#B9BEB7;margin-bottom:9px;}
  .field{
    width:100%;min-height:50px;padding:13px 16px;border-radius:10px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
    color:#F6F4EE;transition:border-color .18s ease,background-color .18s ease,box-shadow .18s ease;
  }
  .field::placeholder{color:#7C8179;}
  .field:focus{
    outline:none;border-color:var(--primary);background:rgba(255,255,255,.1);
    box-shadow:0 0 0 3px rgba(185,255,59,.2);
  }
  select.field{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#9AA096 50%),linear-gradient(135deg,#9AA096 50%,transparent 50%);background-position:calc(100% - 20px) 22px,calc(100% - 15px) 22px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
  select.field option{background:#141614;color:#F6F4EE;}
  textarea.field{min-height:104px;resize:vertical;line-height:1.7;}

  /* ---------- FAQ ---------- */
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item:first-of-type{border-top:1px solid var(--line);}
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:22px 4px;font-size:17px;font-weight:700;transition:color .18s ease;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{color:#4b6f00;}
  .faq-item summary::after{
    content:"＋";flex:none;font-size:20px;font-weight:600;color:var(--muted);line-height:1;
    transition:transform .2s ease,color .2s ease;
  }
  .faq-item[open] summary::after{content:"－";color:var(--primary);}
  .faq-body{padding:0 4px 24px;color:var(--muted);font-size:15.5px;line-height:1.85;max-width:860px;}

  /* ---------- news ---------- */
  .news-card{
    display:flex;flex-direction:column;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:24px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:var(--primary);}
  .news-card__title{font-size:17.5px;font-weight:800;line-height:1.5;transition:color .18s ease;}
  .news-card:hover .news-card__title{color:#4b6f00;}
  .news-card__sum{margin-top:12px;color:var(--muted);font-size:14.5px;line-height:1.8;}
  .news-card__meta{
    margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:14px;
    font-size:13px;color:var(--muted);
  }
  .news-lead .news-card__title{font-size:22px;}
  .empty-state{
    border:1px dashed var(--line);border-radius:var(--radius-card);
    padding:52px 24px;text-align:center;color:var(--muted);background:rgba(255,255,255,.55);
  }

  /* ---------- price ---------- */
  .price-card{
    position:relative;display:flex;flex-direction:column;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:30px 26px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .price-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft);}
  .price-card.is-featured{border-color:var(--primary);box-shadow:0 0 0 3px rgba(185,255,59,.22);}
  .price-badge{
    position:absolute;top:-13px;left:26px;
    background:var(--primary);color:#0D0F0E;font-size:12.5px;font-weight:800;
    padding:5px 14px;border-radius:999px;letter-spacing:.02em;
  }
  .price-amount{font-size:40px;font-weight:900;letter-spacing:-.03em;line-height:1.1;}
  .price-amount small{font-size:15px;font-weight:600;color:var(--muted);margin-left:4px;}
  .price-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;font-size:14.5px;}
  .price-list li{display:flex;gap:10px;align-items:flex-start;color:#3A3F3A;}
  .price-list li.off{color:#A9AFA6;text-decoration:line-through;text-decoration-color:rgba(169,175,166,.6);}
  .price-list .mark{flex:none;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:900;background:rgba(185,255,59,.28);color:#3f5c00;margin-top:2px;}
  .price-list li.off .mark{background:rgba(0,0,0,.06);color:#A9AFA6;}

  /* ---------- feature strip ---------- */
  .stat-block{border-left:2px solid var(--primary);padding-left:18px;}
  .stat-num{font-size:30px;font-weight:900;letter-spacing:-.02em;line-height:1.15;}

  /* ---------- footer ---------- */
  .site-footer{background:var(--bg-dark);color:#B9BEB7;padding:68px 0 0;}
  .footer-title{color:#F6F4EE;font-size:13px;font-weight:700;letter-spacing:.1em;margin-bottom:18px;}
  .footer-links li{margin-bottom:11px;}
  .footer-links a{font-size:14.5px;color:#A8AEA5;position:relative;transition:color .18s ease;}
  .footer-links a::after{
    content:"";position:absolute;left:0;bottom:-3px;width:100%;height:1px;background:var(--primary);
    transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
  }
  .footer-links a:hover{color:var(--primary);}
  .footer-links a:hover::after{transform:scaleX(1);}
  .footer-bottom{
    margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
    padding:24px 0 30px;display:flex;flex-wrap:wrap;gap:14px;
    align-items:center;justify-content:space-between;font-size:13.5px;color:#8B9088;
  }

  .to-top{
    display:inline-flex;align-items:center;gap:7px;
    padding:9px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.2);
    color:#D5D9D2;font-size:13.5px;transition:all .18s ease;
  }
  .to-top:hover{background:var(--primary);color:#0D0F0E;border-color:var(--primary);transform:translateY(-2px);}

  /* ---------- responsive ---------- */
  @media (max-width:1023px){
    .hero-inner{padding:56px 0 62px;}
  }
  @media (max-width:900px){
    .nav-links,.nav-cta{display:none;}
    .nav-toggle{display:flex;}
    .nav-drawer{display:block;}
  }
  @media (max-width:640px){
    .container-x{padding:0 20px;}
    .hero-inner{padding:44px 0 50px;}
    .hero-sub{font-size:15.5px;margin-top:18px;}
    .infobar-item{padding:18px 20px;border-right:0;border-bottom:1px solid var(--line);}
    .infobar-item:last-child{border-bottom:0;}
    .price-card{padding:26px 22px;}
    .faq-item summary{font-size:15.5px;padding:18px 2px;}
    .btn{min-height:46px;padding:0 22px;font-size:14.5px;}
    .site-footer{padding:52px 0 0;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
  }

/* roulang page: article */
:root{
  --bg-dark:#0D0F0E;
  --bg-light:#F6F4EE;
  --surface:#FFFFFF;
  --ink:#141614;
  --muted:#6B706A;
  --primary:#B9FF3B;
  --accent:#FF6A3D;
  --line:#E2DED3;
  --line-dark:rgba(255,255,255,.12);
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:999px;
  --shadow-soft:0 10px 30px rgba(0,0,0,.08);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-light);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.num{font-variant-numeric:tabular-nums}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(246,244,238,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--ink);color:var(--primary);display:grid;place-items:center;font-size:15px;font-weight:800;flex:none}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{position:relative;padding:9px 15px;font-size:15px;color:#3A3F39;border-radius:999px;transition:color .2s ease,background .2s ease}
.nav-links a:hover{color:var(--ink);background:rgba(20,22,20,.055)}
.nav-links a[aria-current="page"]{color:var(--ink);font-weight:700}
.nav-links a[aria-current="page"]::after{content:"";position:absolute;left:15px;right:15px;bottom:3px;height:2px;border-radius:2px;background:var(--ink)}
.header-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:transparent;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease}
.mobile-menu{display:none;border-top:1px solid var(--line);background:var(--bg-light);padding:8px 0 20px}
.mobile-menu a{display:block;padding:13px 0;font-size:16px;border-bottom:1px dashed var(--line);color:#2C312B}
.mobile-menu a:last-of-type{border-bottom:0}
.mobile-menu .btn{width:100%;margin-top:14px}
.mobile-menu.open{display:block}

/* ---------- buttons / pills ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--radius-btn);font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;white-space:nowrap}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-primary{background:var(--primary);color:#0D0F0E;box-shadow:0 6px 18px rgba(185,255,59,.35)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(185,255,59,.5);filter:brightness(1.05)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink);background:var(--ink);color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{transform:translateY(-1px);background:#000;box-shadow:0 10px 24px rgba(0,0,0,.25)}
.pill{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 13px;border-radius:999px;font-size:13px;border:1px solid var(--line);background:#fff;color:#3A3F39;white-space:nowrap}
.pill-dark{border-color:var(--line-dark);background:rgba(255,255,255,.06);color:#D7DBD2}
.tag{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:8px;font-size:13px;font-weight:600;background:rgba(185,255,59,.28);color:#25330A;border:1px solid rgba(185,255,59,.6)}
.tag-plain{background:#fff;border:1px solid var(--line);color:#3A3F39;font-weight:500}

/* ---------- layout blocks ---------- */
.page-wrap{padding:28px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:var(--muted)}
.crumb a{transition:color .2s ease}
.crumb a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.crumb .sep{color:#C8C3B7}
.crumb .current{color:var(--ink);font-weight:600}
.article-shell{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:44px 48px 52px;box-shadow:var(--shadow-soft)}
.article-head{max-width:820px;margin:0 auto}
.article-head h1{font-size:clamp(28px,4vw,42px);line-height:1.28;font-weight:800;letter-spacing:-.4px;margin:18px 0 0}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}
.article-meta b{color:var(--ink);font-weight:600}
.cover-figure{margin:32px 0 4px}
.cover-figure img{width:100%;border-radius:var(--radius-img);aspect-ratio:21/9;object-fit:cover}
.cover-figure figcaption{margin-top:10px;font-size:13px;color:var(--muted);text-align:center}
.divider{height:1px;background:var(--line);margin:36px auto;max-width:820px}

/* ---------- article body ---------- */
.article-body{max-width:820px;margin:0 auto;font-size:17px;line-height:1.9;color:#23271F}
.article-body p{margin:0 0 1.2em}
.article-body h2{font-size:clamp(23px,2.6vw,28px);line-height:1.4;font-weight:800;margin:2em 0 .8em;padding-left:14px;border-left:4px solid var(--primary)}
.article-body h3{font-size:20px;line-height:1.5;font-weight:700;margin:1.7em 0 .6em}
.article-body h4{font-size:17.5px;font-weight:700;margin:1.4em 0 .5em}
.article-body a{color:#3C5A0C;text-decoration:underline;text-decoration-color:var(--primary);text-decoration-thickness:2px;text-underline-offset:3px}
.article-body a:hover{color:var(--ink)}
.article-body ul{margin:0 0 1.2em}
.article-body ul>li{position:relative;padding-left:22px;margin:.45em 0}
.article-body ul>li::before{content:"";position:absolute;left:3px;top:.74em;width:8px;height:8px;border-radius:2px;background:var(--primary)}
.article-body ol{margin:0 0 1.2em;padding-left:1.5em;list-style:decimal}
.article-body ol>li{margin:.45em 0;padding-left:4px}
.article-body ol>li::marker{color:var(--accent);font-weight:800}
.article-body blockquote{margin:1.7em 0;padding:18px 24px;background:#FBFAF6;border-left:4px solid var(--primary);border-radius:0 12px 12px 0;color:#3A3F39}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-img);margin:1.6em auto}
.article-body figure{margin:1.7em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15.5px}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
.article-body th{background:#F1EEE5;font-weight:700;color:var(--ink)}
.article-body code{background:#F1EEE5;padding:2px 7px;border-radius:6px;font-size:.92em}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-foot{max-width:820px;margin:44px auto 0;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.article-tags{display:flex;flex-wrap:wrap;gap:8px}
.back-link{font-size:14.5px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:6px}
.back-link:hover{text-decoration:underline;text-underline-offset:4px}

/* ---------- empty state ---------- */
.empty-state{max-width:640px;margin:12px auto;padding:40px 32px;border:1px dashed var(--line);border-radius:var(--radius-card);background:#FBFAF6;text-align:center}
.empty-state h2{font-size:24px;font-weight:800;margin-bottom:12px}
.empty-state p{color:var(--muted);font-size:15.5px;margin-bottom:22px}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:720px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:2px;color:var(--muted);text-transform:uppercase}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--primary)}
.section-title{font-size:clamp(24px,3.4vw,36px);line-height:1.3;font-weight:800;margin-top:14px;letter-spacing:-.3px}
.section-sub{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.85}

.rec-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.rec-card:hover{transform:translateY(-2px);border-color:var(--primary);box-shadow:var(--shadow-soft)}
.rec-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s ease}
.rec-card:hover img{transform:scale(1.03)}
.rec-card .rec-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.rec-card h3{font-size:18px;font-weight:700;line-height:1.45}
.rec-card p{font-size:14.5px;color:var(--muted);line-height:1.75}
.rec-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-top:auto;padding-top:12px;border-top:1px dashed var(--line)}

.cta-band{background:var(--bg-dark);border-radius:24px;padding:52px 48px;color:#fff;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(185,255,59,.28),transparent 68%)}
.cta-band h2{font-size:clamp(22px,3vw,32px);font-weight:800;line-height:1.35;letter-spacing:-.3px}
.cta-band p{margin-top:14px;color:#A8AEA5;font-size:15.5px;line-height:1.85;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;position:relative;z-index:2}
.btn-outline-light{background:transparent;border-color:var(--line-dark);color:#fff}
.btn-outline-light:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-1px)}
.cta-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;position:relative;z-index:2}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-dark);color:#E7EAE3;padding:76px 0 32px;margin-top:96px}
.site-footer .brand{color:#fff;font-size:18px}
.site-footer .brand-mark{background:var(--primary);color:#0D0F0E}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-links li+li{margin-top:10px}
.footer-links a{font-size:14.5px;color:#A8AEA5;transition:color .2s ease}
.footer-links a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{margin-top:56px;padding-top:22px;border-top:1px solid var(--line-dark);display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:#8C9388}
.to-top{color:#D7DBD2;font-weight:600;transition:color .2s ease}
.to-top:hover{color:var(--primary)}

@media (max-width:1024px){
  .article-shell{padding:36px 28px 44px}
  .section{padding:72px 0}
}
@media (max-width:900px){
  .nav-links{display:none}
  .header-cta .btn{display:none}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  .container-x{padding:0 20px}
  .header-bar{height:68px}
  .brand{font-size:16px}
  .article-shell{padding:26px 20px 34px;border-radius:18px}
  .article-body{font-size:16.5px;line-height:1.9}
  .cover-figure img{aspect-ratio:16/9}
  .cta-band{padding:34px 22px;border-radius:18px}
  .section{padding:60px 0}
  .section-tight{padding:48px 0}
  .site-footer{padding:56px 0 26px;margin-top:64px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
  .article-head h1{font-size:26px}
  .article-meta{gap:8px 14px;font-size:13px}
  .btn{height:46px;padding:0 20px}
  .article-foot{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
    --bg-dark:#0D0F0E;
    --bg-light:#F6F4EE;
    --surface:#FFFFFF;
    --ink:#141614;
    --muted:#6B706A;
    --primary:#B9FF3B;
    --accent:#FF6A3D;
    --line:#E2DED3;
    --line-dark:rgba(255,255,255,.12);
    --radius-card:16px;
    --radius-img:12px;
    --radius-btn:999px;
    --radius-input:10px;
    --shadow-soft:0 10px 30px rgba(0,0,0,.08);
    --shadow-lift:0 16px 40px rgba(0,0,0,.14);
    --gap:24px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
    font-size:16.5px;
    line-height:1.8;
    color:var(--ink);
    background:var(--bg-light);
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-radius:var(--radius-img)}
  a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
  button{font-family:inherit}
  input,select,textarea{font-family:inherit;font-size:15.5px}
  h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.2}
  p{margin:0}
  ul{margin:0;padding:0;list-style:none}
  :focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:'tnum'}

  .container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

  /* ---------- Header / Nav ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(246,244,238,.88);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
  .brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em}
  .brand-mark{
    width:34px;height:34px;border-radius:11px;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--bg-dark);color:var(--primary);font-size:16px;font-weight:900;
    box-shadow:inset 0 0 0 1px rgba(185,255,59,.35);
  }
  .nav-links{display:flex;align-items:center;gap:34px}
  .nav-links a{
    position:relative;font-size:15px;font-weight:500;color:#41463F;padding:6px 0;
  }
  .nav-links a::after{
    content:'';position:absolute;left:0;bottom:0;height:2px;width:0;
    background:var(--primary);transition:width .26s ease;
  }
  .nav-links a:hover{color:var(--ink)}
  .nav-links a:hover::after{width:100%}
  .nav-links a.active{color:var(--ink);font-weight:700}
  .nav-links a.active::after{width:100%;background:var(--bg-dark)}
  .header-actions{display:flex;align-items:center;gap:12px}
  .nav-toggle{
    display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
    background:var(--surface);align-items:center;justify-content:center;cursor:pointer;
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
  .nav-toggle span::before,.nav-toggle span::after{
    content:'';position:absolute;left:0;width:18px;height:2px;background:var(--ink);
  }
  .nav-toggle span::before{top:-6px}
  .nav-toggle span::after{top:6px}
  .mobile-drawer{
    display:none;border-top:1px solid var(--line);background:var(--surface);
    padding:14px 24px 22px;
  }
  .mobile-drawer.open{display:block}
  .mobile-drawer a{
    display:block;padding:13px 2px;font-size:16px;border-bottom:1px solid #EFECE3;color:#3D423C;
  }
  .mobile-drawer a.active{color:var(--ink);font-weight:700}
  .mobile-drawer .btn{margin-top:16px}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:46px;padding:0 24px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
    transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
    white-space:nowrap;
  }
  .btn-primary{background:var(--primary);color:#0D0F0E;box-shadow:0 8px 22px rgba(185,255,59,.28)}
  .btn-primary:hover{transform:translateY(-1px);background:#C9FF63;box-shadow:0 12px 30px rgba(185,255,59,.4)}
  .btn-primary:active{transform:translateY(0)}
  .btn-ghost{background:transparent;border-color:rgba(20,22,20,.22);color:var(--ink)}
  .btn-ghost:hover{background:var(--primary);border-color:var(--primary);color:#0D0F0E}
  .btn-ghost-dark{background:transparent;border-color:rgba(255,255,255,.3);color:#F6F4EE}
  .btn-ghost-dark:hover{background:var(--primary);border-color:var(--primary);color:#0D0F0E}
  .btn-sm{min-height:40px;padding:0 18px;font-size:14px}
  .btn-block{width:100%}

  /* ---------- Pills / Badges ---------- */
  .pill{
    display:inline-flex;align-items:center;gap:7px;
    padding:6px 13px;border-radius:999px;font-size:13px;font-weight:600;
    border:1px solid rgba(20,22,20,.16);color:#3A403A;background:rgba(255,255,255,.6);
  }
  .pill-dark{border-color:var(--line-dark);color:#D6DAD2;background:rgba(255,255,255,.05)}
  .pill-lime{border-color:rgba(185,255,59,.5);background:rgba(185,255,59,.14);color:#B9FF3B}
  .dot{width:7px;height:7px;border-radius:50%;background:var(--primary);display:inline-block}
  .tag{
    display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
    font-size:12.5px;font-weight:600;background:#EFECE2;color:#4C524A;
  }
  .tag-lime{background:rgba(185,255,59,.2);color:#3F5A0B}

  /* ---------- Page Hero ---------- */
  .page-hero{
    position:relative;overflow:hidden;background:var(--bg-dark);color:#F6F4EE;
    padding:78px 0 86px;
  }
  .page-hero::before{
    content:'';position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-2.png');
    background-size:cover;background-position:center;
    opacity:.5;
  }
  .page-hero::after{
    content:'';position:absolute;inset:0;
    background:linear-gradient(105deg,rgba(13,15,14,.96) 0%,rgba(13,15,14,.82) 46%,rgba(13,15,14,.56) 100%);
  }
  .page-hero .container-x{position:relative;z-index:2}
  .hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);gap:48px;align-items:end}
  .page-hero h1{
    font-size:clamp(30px,4.4vw,54px);font-weight:900;color:#F8F7F2;letter-spacing:-.02em;line-height:1.14;
  }
  .hero-lead{margin-top:20px;font-size:16.5px;line-height:1.9;color:#C3C8C0;max-width:660px}
  .hero-pills{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px}
  .hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px}
  .hero-side{
    border-left:1px solid var(--line-dark);padding-left:28px;
  }
  .hero-side dt{font-size:12.5px;letter-spacing:.1em;color:#8C938A;text-transform:uppercase}
  .hero-side dd{margin:6px 0 20px;font-size:17px;font-weight:700;color:#F2F1EC}
  .hero-side dd:last-child{margin-bottom:0}

  /* ---------- Breadcrumb ---------- */
  .crumb{padding:22px 0 0;font-size:13.5px;color:var(--muted)}
  .crumb ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
  .crumb li::after{content:'/';margin-left:8px;color:#C4C0B4}
  .crumb li:last-child::after{content:''}
  .crumb a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
  .crumb .current{color:var(--ink);font-weight:600}

  /* ---------- Sections ---------- */
  .section{padding:88px 0}
  .section-tight{padding:64px 0}
  .section-dark{background:var(--bg-dark);color:#F6F4EE}
  .section-white{background:var(--surface)}
  .sec-head{max-width:720px}
  .sec-kicker{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
    letter-spacing:.12em;color:#5B6159;text-transform:uppercase;
  }
  .sec-kicker::before{content:'';width:22px;height:2px;background:var(--primary)}
  .sec-title{margin-top:16px;font-size:clamp(24px,3.1vw,38px);font-weight:800}
  .sec-desc{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.9}
  .section-dark .sec-kicker{color:#9AA197}
  .section-dark .sec-desc{color:#A8AEA5}

  /* ---------- Cards ---------- */
  .card{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:26px;transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
  }
  .card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-soft)}
  .card-dark{
    background:rgba(255,255,255,.04);border:1px solid var(--line-dark);border-radius:var(--radius-card);padding:26px;
    transition:border-color .25s ease,transform .25s ease;
  }
  .card-dark:hover{border-color:rgba(185,255,59,.55);transform:translateY(-2px)}

  /* ---------- Two column intro ---------- */
  .split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:52px;align-items:start}
  .prose p{margin-bottom:1.15em;color:#333831;font-size:16.5px;line-height:1.95}
  .prose p:last-child{margin-bottom:0}
  .prose strong{color:var(--ink);font-weight:700}

  .side-card{
    position:sticky;top:104px;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:26px;box-shadow:var(--shadow-soft);
  }
  .side-card h3{font-size:19px}
  .side-list{margin-top:18px;border-top:1px solid var(--line)}
  .side-list li{
    display:flex;justify-content:space-between;gap:16px;
    padding:13px 0;border-bottom:1px solid #EFECE3;font-size:14.5px;
  }
  .side-list li span:first-child{color:var(--muted)}
  .side-list li span:last-child{font-weight:700;text-align:right}
  .side-card .btn{margin-top:22px}

  /* ---------- Steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;margin-top:44px}
  .step{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:24px 22px 26px;position:relative;overflow:hidden;
    transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
  }
  .step:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow-soft)}
  .step-num{
    font-size:30px;font-weight:900;color:#DDD8C8;line-height:1;letter-spacing:-.03em;
    font-variant-numeric:tabular-nums;
  }
  .step h3{margin-top:14px;font-size:17px}
  .step p{margin-top:10px;font-size:14.5px;line-height:1.85;color:var(--muted)}
  .step-meta{margin-top:16px;font-size:12.5px;font-weight:700;color:#4A5049}
  .step.on{border-color:var(--bg-dark);background:var(--bg-dark);color:#F4F3EE}
  .step.on .step-num{color:var(--primary)}
  .step.on p{color:#A8AEA5}
  .step.on .step-meta{color:var(--primary)}

  /* ---------- Timeline ---------- */
  .timeline{margin-top:46px;position:relative;padding-left:34px}
  .timeline::before{
    content:'';position:absolute;left:7px;top:8px;bottom:8px;width:1px;background:var(--line);
  }
  .tl-item{position:relative;padding-bottom:22px}
  .tl-item:last-child{padding-bottom:0}
  .tl-item::before{
    content:'';position:absolute;left:-34px;top:22px;width:15px;height:15px;border-radius:50%;
    background:var(--bg-light);border:2px solid #CFE9A5;transition:transform .25s ease,border-color .25s ease,background .25s ease;
  }
  .tl-item:hover::before{transform:scale(1.18);border-color:var(--primary);background:var(--primary)}
  .tl-item.now::before{border-color:var(--bg-dark);background:var(--primary)}
  .tl-card{
    display:grid;grid-template-columns:132px minmax(0,1fr) auto;gap:22px;align-items:center;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
    padding:20px 24px;transition:border-color .25s ease,transform .25s ease;
  }
  .tl-card:hover{border-color:var(--primary);transform:translateY(-2px)}
  .tl-time{
    font-size:14px;font-weight:800;color:#2B302A;background:#F1EEE4;border-radius:999px;
    padding:5px 12px;text-align:center;font-variant-numeric:tabular-nums;
  }
  .tl-title{font-size:16.5px;font-weight:700}
  .tl-sub{margin-top:4px;font-size:14px;color:var(--muted)}
  .tl-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}

  /* ---------- Checklist ---------- */
  .prep-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:42px}
  .prep{
    display:flex;gap:16px;background:var(--surface);border:1px solid var(--line);
    border-radius:var(--radius-card);padding:24px;transition:border-color .25s ease,transform .25s ease;
  }
  .prep:hover{border-color:var(--primary);transform:translateY(-2px)}
  .prep-ico{
    flex:0 0 42px;width:42px;height:42px;border-radius:12px;background:rgba(185,255,59,.22);
    display:flex;align-items:center;justify-content:center;font-weight:900;color:#3F5A0B;font-size:15px;
  }
  .prep h3{font-size:16.5px}
  .prep p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.85}

  /* ---------- Note strip ---------- */
  .note-strip{
    margin-top:34px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;
  }
  .note-strip .note{
    border-left:3px solid var(--primary);background:rgba(185,255,59,.09);
    border-radius:0 12px 12px 0;padding:16px 20px;font-size:14.5px;color:#3A403A;line-height:1.8;
  }
  .note-strip .note b{display:block;margin-bottom:4px;color:var(--ink)}

  /* ---------- FAQ ---------- */
  .faq-wrap{margin-top:40px;border-top:1px solid var(--line)}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;
    background:transparent;border:0;padding:22px 2px;text-align:left;cursor:pointer;
    font-size:16.5px;font-weight:700;color:var(--ink);transition:color .2s ease;
  }
  .faq-q:hover{color:#3F5A0B}
  .faq-ico{
    flex:0 0 26px;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
    display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;color:#4C524A;
    transition:background .22s ease,color .22s ease,border-color .22s ease;
  }
  .faq-q[aria-expanded="true"] .faq-ico{background:var(--primary);border-color:var(--primary);color:#0D0F0E}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
  .faq-a p{padding:0 2px 24px;font-size:15.5px;line-height:1.85;color:#4A5049;max-width:820px}

  /* ---------- CTA band ---------- */
  .cta-band{
    position:relative;overflow:hidden;background:var(--bg-dark);color:#F6F4EE;
    border-radius:22px;padding:56px;
  }
  .cta-band::before{
    content:'';position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(185,255,59,.24),transparent 66%);
  }
  .cta-grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:52px;align-items:start}
  .cta-grid h2{font-size:clamp(24px,3vw,34px);font-weight:800;color:#F8F7F2}
  .cta-grid .lead{margin-top:16px;color:#A8AEA5;font-size:15.5px;line-height:1.9}
  .cta-points{margin-top:26px;display:grid;gap:12px}
  .cta-points li{display:flex;gap:12px;font-size:14.5px;color:#C6CBC3}
  .cta-points li::before{content:'→';color:var(--primary);font-weight:800}

  /* ---------- Form ---------- */
  .signup-form{
    background:rgba(255,255,255,.05);border:1px solid var(--line-dark);border-radius:18px;padding:30px;
  }
  .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .field{display:flex;flex-direction:column;gap:8px}
  .field-full{grid-column:1 / -1}
  .field span{font-size:13px;font-weight:600;color:#B4BAB1}
  .field input,.field select,.field textarea{
    width:100%;background:rgba(13,15,14,.55);border:1px solid rgba(255,255,255,.16);
    border-radius:var(--radius-input);padding:12px 14px;color:#F4F3EE;min-height:46px;
    transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  }
  .field textarea{min-height:96px;resize:vertical;line-height:1.7}
  .field input::placeholder,.field textarea::placeholder{color:#79807A}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(185,255,59,.2);background:rgba(13,15,14,.75);
  }
  .field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#9AA197 50%),linear-gradient(135deg,#9AA197 50%,transparent 50%);
    background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
  .checkbox{display:flex;align-items:flex-start;gap:10px;margin-top:18px;font-size:13.5px;color:#A8AEA5;line-height:1.7}
  .checkbox input{width:18px;height:18px;margin-top:3px;accent-color:#B9FF3B}
  .signup-form .btn{margin-top:22px}
  .form-status{margin-top:14px;font-size:13px;color:#8F968C}
  .form-status.err{color:var(--accent)}

  /* ---------- Footer ---------- */
  .site-footer{background:var(--bg-dark);color:#D3D8D0;padding:72px 0 30px;margin-top:0}
  .site-footer .brand{color:#F5F4EF}
  .site-footer .brand-mark{background:var(--primary);color:#0D0F0E;box-shadow:none}
  .footer-title{font-size:13px;font-weight:700;letter-spacing:.1em;color:#8B928A;text-transform:uppercase}
  .footer-links{margin-top:16px;display:grid;gap:11px}
  .footer-links a{font-size:14.5px;color:#C2C7BF}
  .footer-links a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
  .footer-bottom{
    margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
    font-size:13px;color:#8B928A;
  }
  .to-top{color:#C2C7BF}
  .to-top:hover{color:var(--primary)}
  .pill-dark.border-lime{border-color:rgba(185,255,59,.45);color:var(--primary)}

  /* ---------- Responsive ---------- */
  @media (max-width:1024px){
    .nav-links{display:none}
    .nav-toggle{display:inline-flex}
    .header-actions .btn{display:none}
    .hero-grid{grid-template-columns:1fr;gap:34px}
    .hero-side{border-left:0;border-top:1px solid var(--line-dark);padding-left:0;padding-top:24px}
    .split{grid-template-columns:1fr;gap:34px}
    .side-card{position:static}
    .steps{grid-template-columns:repeat(3,minmax(0,1fr))}
    .cta-band{padding:40px 28px}
    .cta-grid{grid-template-columns:1fr;gap:34px}
  }
  @media (max-width:768px){
    body{font-size:16px}
    .section{padding:64px 0}
    .section-tight{padding:52px 0}
    .page-hero{padding:56px 0 62px}
    .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
    .tl-card{grid-template-columns:1fr;gap:12px;align-items:start}
    .tl-tags{justify-content:flex-start}
    .prep-grid{grid-template-columns:1fr}
    .note-strip{grid-template-columns:1fr}
    .form-grid{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column;align-items:flex-start}
  }
  @media (max-width:520px){
    .container-x{padding:0 18px}
    .header-inner{height:68px}
    .brand{font-size:15.5px}
    .steps{grid-template-columns:1fr}
    .timeline{padding-left:26px}
    .tl-item::before{left:-26px}
    .cta-band{padding:30px 20px;border-radius:18px}
    .signup-form{padding:22px}
    .hero-actions .btn{width:100%}
  }

/* roulang page: category3 */
:root{
    --bg-dark:#0D0F0E;
    --bg-light:#F6F4EE;
    --surface:#FFFFFF;
    --ink:#141614;
    --muted:#6B706A;
    --primary:#B9FF3B;
    --accent:#FF6A3D;
    --line:#E2DED3;
    --line-dark:rgba(255,255,255,.12);
    --radius-card:16px;
    --radius-img:12px;
    --radius-btn:999px;
    --shadow-soft:0 10px 30px rgba(0,0,0,.08);
    --shadow-dark:0 18px 50px rgba(0,0,0,.45);
    --container:1240px;
  }
  *{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg-light);
    color:var(--ink);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
    font-size:16.5px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-radius:var(--radius-img);}
  a{color:inherit;text-decoration:none;}
  button,input,select,textarea{font:inherit;color:inherit;}
  h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.22;}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  .num{font-variant-numeric:tabular-nums;}
  :focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
  .container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

  /* ---------- header / nav ---------- */
  .site-head{
    position:sticky;top:0;z-index:60;
    background:rgba(13,15,14,.92);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line-dark);
  }
  .head-inner{
    display:flex;align-items:center;justify-content:space-between;
    gap:28px;min-height:76px;
  }
  .brand{
    display:inline-flex;align-items:center;gap:10px;
    color:#fff;font-weight:800;font-size:17px;letter-spacing:.01em;
    white-space:nowrap;
  }
  .brand-mark{
    width:34px;height:34px;border-radius:10px;
    display:inline-flex;align-items:center;justify-content:center;
    background:var(--primary);color:#0D0F0E;font-weight:900;font-size:17px;
    flex:0 0 auto;
  }
  .nav-links{display:flex;align-items:center;gap:30px;}
  .nav-links a{
    position:relative;
    color:#C9CFC6;font-size:15px;font-weight:500;
    padding:6px 2px;transition:color .22s ease;
  }
  .nav-links a::after{
    content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
    background:var(--primary);transform:scaleX(0);transform-origin:left;
    transition:transform .25s ease;border-radius:2px;
  }
  .nav-links a:hover{color:#fff;}
  .nav-links a:hover::after{transform:scaleX(1);}
  .nav-links a[aria-current="page"]{color:#fff;}
  .nav-links a[aria-current="page"]::after{transform:scaleX(1);}
  .nav-cta{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--primary);color:#0D0F0E;
    border-radius:var(--radius-btn);
    padding:10px 20px;font-size:14.5px;font-weight:700;
    transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
    box-shadow:0 6px 20px rgba(185,255,59,.16);
    min-height:44px;
  }
  .nav-cta:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 12px 28px rgba(185,255,59,.28);}
  .nav-toggle{
    display:none;background:transparent;border:1px solid var(--line-dark);
    border-radius:12px;width:44px;height:44px;color:#fff;cursor:pointer;
    align-items:center;justify-content:center;
  }
  .nav-toggle span{display:block;width:18px;height:1.5px;background:#fff;position:relative;}
  .nav-toggle span::before,.nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:1.5px;background:#fff;
  }
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}
  .mobile-drawer{
    display:none;border-top:1px solid var(--line-dark);
    background:rgba(13,15,14,.98);padding:12px 24px 22px;
  }
  .mobile-drawer a{
    display:block;color:#C9CFC6;padding:12px 0;font-size:15.5px;
    border-bottom:1px solid rgba(255,255,255,.07);
  }
  .mobile-drawer a[aria-current="page"]{color:var(--primary);}
  .mobile-drawer .nav-cta{margin-top:16px;justify-content:center;display:flex;}
  .mobile-drawer.open{display:block;}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:var(--radius-btn);font-weight:700;font-size:15px;
    padding:13px 26px;min-height:46px;cursor:pointer;border:1px solid transparent;
    transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  }
  .btn-primary{background:var(--primary);color:#0D0F0E;box-shadow:0 8px 24px rgba(185,255,59,.18);}
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 14px 32px rgba(185,255,59,.3);}
  .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.28);}
  .btn-ghost:hover{background:var(--primary);color:#0D0F0E;border-color:var(--primary);}
  .btn-dark{background:#141614;color:#fff;}
  .btn-dark:hover{background:#0D0F0E;transform:translateY(-1px);}
  .btn-block{width:100%;}

  /* ---------- pills / badges ---------- */
  .pill{
    display:inline-flex;align-items:center;gap:7px;
    border-radius:var(--radius-btn);padding:6px 14px;
    font-size:13px;font-weight:500;border:1px solid var(--line);
    background:#fff;color:var(--muted);
  }
  .pill-dark{border-color:var(--line-dark);background:rgba(255,255,255,.05);color:#D5DAD2;}
  .pill-key{border-color:rgba(185,255,59,.5);background:rgba(185,255,59,.12);color:#B9FF3B;}
  .pill-accent{border-color:rgba(255,106,61,.45);background:rgba(255,106,61,.12);color:#FF6A3D;}
  .dot{width:6px;height:6px;border-radius:50%;background:var(--primary);display:inline-block;}

  /* ---------- breadcrumb ---------- */
  .crumb{font-size:13.5px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;align-items:center;padding:18px 0;}
  .crumb a:hover{color:var(--ink);text-decoration:underline;}
  .crumb .sep{opacity:.5;}
  .crumb .cur{color:var(--ink);font-weight:600;}

  /* ---------- hero ---------- */
  .hero{
    position:relative;color:#fff;overflow:hidden;
    background:
      linear-gradient(105deg,rgba(13,15,14,.94) 0%,rgba(13,15,14,.78) 48%,rgba(13,15,14,.55) 100%),
      url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  }
  .hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                     linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
    background-size:64px 64px;opacity:.55;
  }
  .hero-inner{position:relative;z-index:2;padding:88px 0 96px;}
  .hero h1{font-size:clamp(32px,5vw,60px);font-weight:900;color:#fff;max-width:16em;}
  .hero h1 em{font-style:normal;color:var(--primary);}
  .hero p.lead{margin-top:22px;max-width:620px;color:#C3C9C0;font-size:16.5px;line-height:1.9;}
  .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
  .hero-side{
    margin-top:44px;
    border:1px solid var(--line-dark);border-radius:var(--radius-card);
    background:rgba(255,255,255,.04);padding:22px;
  }
  .hero-side .row{
    display:flex;justify-content:space-between;gap:12px;
    padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.12);font-size:14.5px;
  }
  .hero-side .row:last-child{border-bottom:0;padding-bottom:0;}
  .hero-side .row span:first-child{color:#A8AEA5;}
  .hero-side .row span:last-child{color:#fff;font-weight:600;}

  /* ---------- sections ---------- */
  .section{padding:88px 0;}
  .section-tight{padding:64px 0;}
  .section-dark{background:var(--bg-dark);color:#fff;}
  .section-white{background:var(--surface);}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
    color:var(--accent);margin-bottom:14px;
  }
  .eyebrow.on-dark{color:var(--primary);}
  .sec-title{font-size:clamp(24px,3.4vw,38px);font-weight:800;}
  .sec-sub{margin-top:14px;color:var(--muted);font-size:16px;max-width:720px;line-height:1.9;}
  .section-dark .sec-sub{color:#A8AEA5;}

  /* ---------- tier cards ---------- */
  .tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px;}
  .tier{
    position:relative;background:#fff;border:1px solid var(--line);
    border-radius:var(--radius-card);padding:28px 26px 30px;
    display:flex;flex-direction:column;
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  }
  .tier:hover{transform:translateY(-2px);border-color:#C9CFC6;box-shadow:var(--shadow-soft);}
  .tier.featured{border-color:var(--primary);box-shadow:0 18px 44px rgba(185,255,59,.16);}
  .tier-badge{
    position:absolute;top:-13px;left:26px;
    background:var(--primary);color:#0D0F0E;font-size:12.5px;font-weight:800;
    border-radius:var(--radius-btn);padding:5px 14px;
  }
  .tier-name{font-size:20px;font-weight:800;}
  .tier-desc{margin-top:8px;color:var(--muted);font-size:14.5px;line-height:1.75;min-height:52px;}
  .tier-price{margin-top:18px;display:flex;align-items:flex-end;gap:6px;}
  .tier-price b{font-size:40px;font-weight:900;line-height:1;letter-spacing:-.02em;}
  .tier-price span{font-size:13.5px;color:var(--muted);padding-bottom:5px;}
  .tier-divider{height:1px;background:var(--line);margin:22px 0;}
  .feature-list{display:flex;flex-direction:column;gap:11px;font-size:14.5px;}
  .feature-list li{display:flex;gap:9px;align-items:flex-start;color:#3C413B;line-height:1.65;}
  .feature-list li .mk{flex:0 0 auto;width:18px;height:18px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:900;margin-top:2px;}
  .feature-list li.yes .mk{background:rgba(185,255,59,.35);color:#22430A;}
  .feature-list li.no{color:#9AA096;}
  .feature-list li.no .mk{background:#F0EEE7;color:#9AA096;}
  .tier .btn{margin-top:26px;}

  /* ---------- matrix table ---------- */
  .matrix-wrap{margin-top:40px;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:#fff;}
  table.matrix{width:100%;border-collapse:collapse;font-size:14.5px;}
  table.matrix th,table.matrix td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle;}
  table.matrix thead th{background:#F1EFE8;font-weight:700;font-size:14px;color:#3C413B;white-space:nowrap;}
  table.matrix tbody tr:last-child td{border-bottom:0;}
  table.matrix tbody tr:hover{background:#FBFBF8;}
  table.matrix td.c{text-align:center;}
  table.matrix .yes-mark{color:#4F7B12;font-weight:800;}
  table.matrix .no-mark{color:#B6BBB2;}
  .matrix-cards{display:none;gap:16px;margin-top:32px;}

  /* ---------- flow ---------- */
  .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px;}
  .flow-step{
    border:1px solid var(--line-dark);border-radius:var(--radius-card);
    padding:24px;background:rgba(255,255,255,.04);
    transition:border-color .25s ease,transform .25s ease;
  }
  .flow-step:hover{border-color:rgba(185,255,59,.5);transform:translateY(-2px);}
  .flow-num{font-size:13px;font-weight:800;color:var(--primary);letter-spacing:.16em;}
  .flow-step h3{margin-top:12px;font-size:18px;color:#fff;}
  .flow-step p{margin-top:10px;color:#A8AEA5;font-size:14.5px;line-height:1.8;}

  /* ---------- faq ---------- */
  .faq{margin-top:40px;border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-q{
    width:100%;background:transparent;border:0;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:22px 2px;text-align:left;font-size:17px;font-weight:700;color:var(--ink);
    transition:color .2s ease;
  }
  .faq-q:hover{color:#3F6B10;}
  .faq-q .ic{
    flex:0 0 auto;width:28px;height:28px;border-radius:50%;
    border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;
    font-size:16px;font-weight:700;color:var(--muted);transition:all .25s ease;
  }
  .faq-item.open .faq-q{color:#3F6B10;}
  .faq-item.open .faq-q .ic{background:var(--primary);border-color:var(--primary);color:#0D0F0E;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
  .faq-a p{padding:0 44px 24px 2px;color:#4A5049;font-size:16px;line-height:1.8;}

  /* ---------- signup cta ---------- */
  .signup{background:var(--bg-dark);color:#fff;position:relative;overflow:hidden;}
  .signup::before{
    content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(185,255,59,.16),transparent 68%);
  }
  .signup-inner{position:relative;z-index:2;padding:84px 0;}
  .signup-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:52px;align-items:start;}
  .signup h2{font-size:clamp(26px,3.4vw,38px);color:#fff;}
  .signup p.side{margin-top:16px;color:#A8AEA5;font-size:15.5px;line-height:1.9;}
  .form-card{
    background:#fff;color:var(--ink);border-radius:var(--radius-card);
    padding:30px 28px;box-shadow:var(--shadow-dark);
  }
  .field{margin-bottom:18px;}
  .field label{display:block;font-size:13.5px;font-weight:600;color:#3C413B;margin-bottom:8px;}
  .field input,.field select,.field textarea{
    width:100%;border:1px solid var(--line);background:#FBFAF6;
    border-radius:10px;padding:12px 14px;font-size:15px;outline:none;
    transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  }
  .field input:focus,.field select:focus,.field textarea:focus{
    border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(185,255,59,.28);
  }
  .field textarea{min-height:96px;resize:vertical;}
  .field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .agree{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);line-height:1.7;margin:6px 0 20px;}
  .agree input{width:16px;height:16px;margin-top:3px;accent-color:#8CCB1F;}
  .form-note{margin-top:14px;font-size:13px;color:var(--muted);text-align:center;}

  /* ---------- footer ---------- */
  .site-footer{background:#0A0C0B;color:#D5DAD2;padding:72px 0 30px;border-top:1px solid var(--line-dark);}
  .site-footer .brand{color:#fff;}
  .footer-title{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#7C837A;margin-bottom:16px;}
  .footer-links li{margin-bottom:11px;}
  .footer-links a{color:#C0C6BD;font-size:14.5px;transition:color .2s ease;}
  .footer-links a:hover{color:var(--primary);text-decoration:underline;}
  .footer-bottom{
    margin-top:52px;padding-top:22px;border-top:1px solid var(--line-dark);
    display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
    font-size:13px;color:#7C837A;
  }
  .to-top{color:#C0C6BD;}
  .to-top:hover{color:var(--primary);text-decoration:underline;}

  /* ---------- responsive ---------- */
  @media (max-width:1024px){
    .nav-links{display:none;}
    .nav-toggle{display:inline-flex;}
    .head-inner{min-height:68px;}
    .head-cta{display:none;}
    .hero-inner{padding:64px 0 72px;}
    .section{padding:70px 0;}
    .tier-grid{grid-template-columns:1fr 1fr;}
    .flow{grid-template-columns:1fr 1fr;}
    .signup-grid{grid-template-columns:1fr;gap:36px;}
    .signup-inner{padding:64px 0;}
    .matrix-wrap{display:none;}
    .matrix-cards{display:grid;grid-template-columns:1fr 1fr;}
  }
  @media (max-width:768px){
    body{font-size:16px;}
    .container-x{padding:0 20px;}
    .hero h1{font-size:30px;}
    .tier-grid{grid-template-columns:1fr;}
    .flow{grid-template-columns:1fr;}
    .matrix-cards{grid-template-columns:1fr;}
    .field-row{grid-template-columns:1fr;}
    .faq-a p{padding-right:12px;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
    .section{padding:58px 0;}
  }
  @media (max-width:520px){
    .hero-inner{padding:52px 0 60px;}
    .hero-actions .btn{width:100%;}
    .form-card{padding:24px 20px;}
    .tier{padding:24px 20px 26px;}
    .tier-price b{font-size:34px;}
  }

/* roulang page: category2 */
:root{
    --bg-dark:#0D0F0E;
    --bg-light:#F6F4EE;
    --surface:#FFFFFF;
    --ink:#141614;
    --muted:#6B706A;
    --primary:#B9FF3B;
    --accent:#FF6A3D;
    --line:#E2DED3;
    --line-dark:rgba(255,255,255,.12);
    --radius-card:16px;
    --radius-img:12px;
    --radius-btn:999px;
    --shadow-soft:0 10px 30px rgba(0,0,0,.08);
    --shadow-lift:0 18px 44px rgba(0,0,0,.16);
    --container:1240px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg-light);
    color:var(--ink);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
    font-size:16.5px;
    line-height:1.8;
    font-weight:400;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-radius:var(--radius-img)}
  a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,opacity .22s ease}
  button,input,select,textarea{font:inherit;color:inherit}
  h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.22}
  p{margin:0}
  ul{margin:0;padding:0;list-style:none}
  .num{font-variant-numeric:tabular-nums}
  :focus-visible{outline:2px solid var(--primary);outline-offset:3px}
  .container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

  /* ---------- header ---------- */
  .site-header{position:sticky;top:0;z-index:60;background:rgba(13,15,14,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line-dark)}
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px}
  .brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;letter-spacing:.01em;white-space:nowrap}
  .brand:hover{color:var(--primary)}
  .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--primary);color:var(--bg-dark);display:grid;place-items:center;font-size:15px;font-weight:900;flex:none}
  .nav-links{display:flex;align-items:center;gap:2px}
  .nav-links a{position:relative;padding:9px 15px;font-size:14.5px;font-weight:500;color:rgba(255,255,255,.7);border-radius:var(--radius-btn)}
  .nav-links a:hover{color:#fff;background:rgba(255,255,255,.07)}
  .nav-links a[aria-current="page"]{color:#fff;font-weight:600}
  .nav-links a[aria-current="page"]::after{content:"";position:absolute;left:15px;right:15px;bottom:3px;height:2px;border-radius:2px;background:var(--primary)}
  .header-actions{display:flex;align-items:center;gap:12px}
  .menu-toggle{display:none;align-items:center;gap:8px;height:42px;padding:0 16px;border-radius:var(--radius-btn);border:1px solid var(--line-dark);background:transparent;color:#fff;font-size:14px;font-weight:600;cursor:pointer}
  .menu-toggle:hover{border-color:var(--primary);color:var(--primary)}
  .mobile-drawer{display:none;border-top:1px solid var(--line-dark);background:var(--bg-dark);padding:12px 0 22px}
  .mobile-drawer.open{display:block}
  .mobile-drawer a{display:block;padding:13px 0;color:rgba(255,255,255,.78);font-size:15.5px;border-bottom:1px solid rgba(255,255,255,.07)}
  .mobile-drawer a:hover{color:var(--primary)}
  .mobile-drawer a[aria-current="page"]{color:var(--primary);font-weight:700}

  /* ---------- buttons ---------- */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--radius-btn);border:1px solid transparent;font-size:15px;font-weight:700;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease,filter .22s ease}
  .btn-primary{background:var(--primary);color:#0D0F0E;box-shadow:0 10px 24px rgba(185,255,59,.22)}
  .btn-primary:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 14px 32px rgba(185,255,59,.34)}
  .btn-ghost{border-color:var(--line-dark);color:#fff;background:transparent}
  .btn-ghost:hover{background:var(--primary);border-color:var(--primary);color:#0D0F0E}
  .btn-outline{border-color:#CFC9BA;color:var(--ink);background:transparent}
  .btn-outline:hover{background:var(--ink);border-color:var(--ink);color:#fff}
  .btn-sm{height:42px;padding:0 20px;font-size:14px}
  .btn-block{width:100%;height:52px}

  /* ---------- tags & pills ---------- */
  .pill{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:var(--radius-btn);border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink);background:rgba(255,255,255,.7)}
  .pill-dark{border-color:var(--line-dark);background:rgba(255,255,255,.05);color:rgba(255,255,255,.82);font-weight:500}
  .pill-dot{width:7px;height:7px;border-radius:50%;background:var(--primary);flex:none}
  .pill-dot.accent{background:var(--accent)}
  .tag{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--radius-btn);font-size:12.5px;font-weight:700;letter-spacing:.02em}
  .tag-lime{background:rgba(185,255,59,.2);color:#3B5A00}
  .tag-ink{background:rgba(20,22,20,.07);color:var(--ink)}
  .tag-accent{background:rgba(255,106,61,.14);color:#B33A12}
  .tag-dark{background:rgba(185,255,59,.16);color:var(--primary)}

  /* ---------- hero ---------- */
  .hero{position:relative;background:var(--bg-dark);color:#fff;overflow:hidden}
  .hero-bg{position:absolute;inset:0;background-image:linear-gradient(105deg,rgba(13,15,14,.94) 22%,rgba(13,15,14,.7) 58%,rgba(13,15,14,.42) 100%),url("/assets/images/backpic/back-1.webp");background-size:cover;background-position:center;opacity:.95}
  .hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 78%)}
  .hero-inner{position:relative;padding:34px 0 88px}
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.55)}
  .breadcrumb a:hover{color:var(--primary)}
  .breadcrumb .sep{opacity:.5}
  .breadcrumb .current{color:#fff}
  .hero-title{font-size:clamp(32px,5vw,60px);font-weight:900;margin-top:34px;letter-spacing:-.02em}
  .hero-title em{font-style:normal;color:var(--primary)}
  .hero-sub{margin-top:20px;max-width:660px;font-size:clamp(15.5px,1.5vw,17.5px);line-height:1.9;color:rgba(255,255,255,.74)}
  .hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
  .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
  .hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:56px;border:1px solid var(--line-dark);border-radius:var(--radius-card);overflow:hidden;background:var(--line-dark)}
  .hero-stat{background:rgba(13,15,14,.72);padding:22px 20px}
  .hero-stat b{display:block;font-size:clamp(24px,2.6vw,34px);font-weight:900;color:var(--primary);letter-spacing:-.02em}
  .hero-stat span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.6)}

  /* ---------- sections ---------- */
  .section{padding:96px 0}
  .section-tight{padding:72px 0}
  .section-dark{background:var(--bg-dark);color:#fff}
  .section-dark .section-sub{color:rgba(255,255,255,.66)}
  .section-head{max-width:740px}
  .section-title{font-size:clamp(24px,3.4vw,38px)}
  .section-sub{margin-top:16px;color:var(--muted);font-size:16px;line-height:1.9}
  .eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
  .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--primary)}
  .section-dark .eyebrow{color:rgba(255,255,255,.6)}
  .divider{height:1px;background:var(--line);border:0;margin:0}
  .divider-dark{height:1px;background:var(--line-dark);border:0;margin:0}

  /* ---------- filter bar ---------- */
  .filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px}
  .filter-bar button{height:40px;padding:0 18px;border-radius:var(--radius-btn);border:1px solid var(--line);background:#fff;color:var(--muted);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease}
  .filter-bar button:hover{border-color:var(--primary);color:var(--ink)}
  .filter-bar button.is-active{background:var(--ink);border-color:var(--ink);color:var(--primary)}

  /* ---------- cards ---------- */
  .card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
  .card:hover{transform:translateY(-2px);border-color:var(--primary);box-shadow:var(--shadow-soft)}
  .person{overflow:hidden;display:flex;flex-direction:column}
  .person-media{position:relative;overflow:hidden;border-radius:var(--radius-card) var(--radius-card) 0 0;background:#E8E4DA}
  .person-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .45s ease}
  .person:hover .person-media img{transform:scale(1.04)}
  .person-feature .person-media{aspect-ratio:3/4}
  .person-mid .person-media{aspect-ratio:1/1}
  .person-mini .person-media{aspect-ratio:3/4}
  .person-body{padding:20px 20px 22px}
  .person-name{font-size:19px;font-weight:800}
  .person-role{margin-top:6px;font-size:13.5px;color:var(--muted)}
  .person-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
  .person-note{margin-top:14px;font-size:14.5px;line-height:1.8;color:#3A3E39}
  .stage-chip{position:absolute;left:14px;top:14px;background:rgba(13,15,14,.82);color:var(--primary);border:1px solid rgba(185,255,59,.35)}

  /* ---------- agenda timeline ---------- */
  .timeline{position:relative;margin-top:48px;padding-left:30px}
  .timeline::before{content:"";position:absolute;left:8px;top:10px;bottom:12px;width:2px;border-radius:2px;background:var(--line)}
  .tl-item{position:relative;padding-bottom:30px}
  .tl-item:last-child{padding-bottom:0}
  .tl-item::before{content:"";position:absolute;left:-29px;top:22px;width:12px;height:12px;border-radius:50%;background:var(--surface);border:2px solid #C9C3B4;transition:all .22s ease}
  .tl-item:hover::before{border-color:var(--primary);background:var(--primary);transform:scale(1.18)}
  .tl-item.is-now::before{background:var(--primary);border-color:var(--primary);box-shadow:0 0 0 5px rgba(185,255,59,.22)}
  .tl-card{display:grid;grid-template-columns:120px 1fr;gap:22px;padding:22px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease}
  .tl-card:hover{border-color:var(--primary);box-shadow:var(--shadow-soft);transform:translateY(-2px)}
  .tl-time{font-size:20px;font-weight:900;letter-spacing:-.01em}
  .tl-time span{display:block;margin-top:4px;font-size:12.5px;font-weight:600;color:var(--muted);letter-spacing:.06em}
  .tl-title{font-size:18px;font-weight:800}
  .tl-meta{margin-top:8px;font-size:14px;color:var(--muted)}
  .tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}

  /* ---------- split block ---------- */
  .split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
  .check-list{margin-top:26px;display:grid;gap:16px}
  .check-list li{display:flex;gap:14px;font-size:15.5px;line-height:1.8}
  .check-list .mk{flex:none;width:24px;height:24px;border-radius:8px;background:rgba(185,255,59,.28);color:#3B5A00;display:grid;place-items:center;font-size:13px;font-weight:900;margin-top:3px}
  .split-media{position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);background:#E8E4DA}
  .split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}
  .float-card{position:absolute;left:18px;bottom:18px;right:18px;background:rgba(13,15,14,.88);color:#fff;border:1px solid var(--line-dark);border-radius:12px;padding:16px 18px;font-size:14px;line-height:1.7}

  /* ---------- info grid ---------- */
  .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
  .info-card{padding:28px 26px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);transition:all .25s ease}
  .info-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-soft)}
  .info-num{font-size:13px;font-weight:800;letter-spacing:.16em;color:var(--accent)}
  .info-card h3{margin-top:16px;font-size:19px}
  .info-card p{margin-top:12px;font-size:14.8px;line-height:1.85;color:var(--muted)}

  /* ---------- FAQ ---------- */
  .faq{margin-top:44px;border-top:1px solid var(--line)}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 4px;background:transparent;border:0;text-align:left;font-size:17px;font-weight:700;cursor:pointer;transition:color .2s ease}
  .faq-q:hover{color:#4E7A00}
  .faq-icon{flex:none;width:30px;height:30px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-size:17px;font-weight:700;color:var(--muted);transition:all .22s ease}
  .faq-q[aria-expanded="true"] .faq-icon{background:var(--primary);border-color:var(--primary);color:#0D0F0E}
  .faq-q[aria-expanded="true"]{color:var(--ink)}
  .faq-a{padding:0 56px 26px 4px}
  .faq-a p{font-size:16px;line-height:1.85;color:#3A3E39}

  /* ---------- signup CTA ---------- */
  .signup-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:start}
  .signup-form{background:rgba(255,255,255,.045);border:1px solid var(--line-dark);border-radius:var(--radius-card);padding:30px}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .field{margin-bottom:18px}
  .field label{display:block;font-size:13.5px;font-weight:600;color:rgba(255,255,255,.72);margin-bottom:9px}
  .field input,.field select,.field textarea{width:100%;border-radius:10px;border:1px solid var(--line-dark);background:rgba(255,255,255,.06);color:#fff;padding:13px 15px;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease}
  .field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.36)}
  .field select option{color:#141614}
  .field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(185,255,59,.22);background:rgba(255,255,255,.09)}
  .field textarea{min-height:112px;resize:vertical}
  .consent{display:flex;gap:11px;align-items:flex-start;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.66)}
  .consent input{width:18px;height:18px;margin-top:3px;accent-color:#B9FF3B;flex:none}
  .form-status{margin-top:16px;font-size:14px;min-height:22px;color:rgba(255,255,255,.62)}
  .form-status.is-error{color:var(--accent)}
  .form-status.is-ok{color:var(--primary)}
  .signup-side .pill{margin:0 8px 8px 0}

  /* ---------- footer ---------- */
  .site-footer{background:#0A0C0B;color:#fff;padding:76px 0 34px;border-top:1px solid var(--line-dark)}
  .footer-title{font-size:13px;font-weight:800;letter-spacing:.12em;color:rgba(255,255,255,.5);margin-bottom:18px}
  .footer-links li{margin-bottom:12px}
  .footer-links a{font-size:14.5px;color:rgba(255,255,255,.74)}
  .footer-links a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px}
  .site-footer .brand{color:#fff}
  .footer-bottom{margin-top:56px;padding-top:26px;border-top:1px solid var(--line-dark);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:13px;color:rgba(255,255,255,.48)}
  .to-top{color:rgba(255,255,255,.72);font-weight:600}
  .to-top:hover{color:var(--primary)}

  /* ---------- responsive ---------- */
  @media (max-width:1140px){
    .nav-links a{padding:9px 11px;font-size:14px}
    .split,.signup-wrap{gap:40px}
  }
  @media (max-width:1023px){
    .nav-links{display:none}
    .menu-toggle{display:inline-flex}
    .header-inner{height:68px}
    .hero-inner{padding:26px 0 72px}
    .hero-stats{grid-template-columns:repeat(2,1fr)}
    .split,.signup-wrap{grid-template-columns:1fr}
    .info-grid{grid-template-columns:1fr 1fr}
    .section{padding:76px 0}
  }
  @media (max-width:768px){
    body{font-size:16px}
    .container-x{padding:0 20px}
    .hero-title{margin-top:26px}
    .hero-cta .btn{flex:1 1 100%}
    .tl-card{grid-template-columns:1fr;gap:12px}
    .tl-time{font-size:19px}
    .tl-time span{display:inline;margin-left:8px}
    .info-grid{grid-template-columns:1fr}
    .form-row{grid-template-columns:1fr}
    .faq-a{padding-right:12px}
    .footer-bottom{flex-direction:column;align-items:flex-start}
  }
  @media (max-width:520px){
    .hero-stats{grid-template-columns:1fr;margin-top:40px}
    .section{padding:60px 0}
    .filter-bar button{height:38px;padding:0 14px;font-size:13.5px}
    .signup-form{padding:22px}
    .split-media img{aspect-ratio:3/2}
  }

/* roulang page: category4 */
:root{
    --bg-dark:#0D0F0E;
    --bg-light:#F6F4EE;
    --surface:#FFFFFF;
    --ink:#141614;
    --muted:#6B706A;
    --primary:#B9FF3B;
    --accent:#FF6A3D;
    --line:#E2DED3;
    --dark-line:rgba(255,255,255,.12);
    --radius-card:16px;
    --radius-img:12px;
    --radius-btn:999px;
    --shadow-soft:0 10px 30px rgba(0,0,0,.08);
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg-light);
    color:var(--ink);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
    font-size:16.5px;
    line-height:1.75;
    font-weight:400;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button,input,select,textarea{font:inherit;color:inherit;}
  ul,ol{margin:0;padding:0;}
  :focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
  .num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
  .container-x{max-width:1240px;margin:0 auto;padding:0 24px;}

  /* ---------- header ---------- */
  .site-header{position:sticky;top:0;z-index:60;background:rgba(13,15,14,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--dark-line);}
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;position:relative;}
  .brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;letter-spacing:.01em;}
  .brand-mark{width:34px;height:34px;border-radius:10px;background:var(--primary);color:#0D0F0E;display:grid;place-items:center;font-size:17px;font-weight:900;flex:none;}
  .nav-links{display:flex;align-items:center;gap:4px;}
  .nav-links a{position:relative;padding:10px 14px;font-size:14.5px;color:#C2C8BE;border-radius:999px;transition:color .22s,background .22s;}
  .nav-links a:hover{color:#fff;background:rgba(255,255,255,.07);}
  .nav-links a[aria-current="page"]{color:#0D0F0E;background:var(--primary);font-weight:700;}
  .header-actions{display:flex;align-items:center;gap:12px;}
  .menu-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--dark-line);background:rgba(255,255,255,.04);color:#fff;align-items:center;justify-content:center;cursor:pointer;transition:.22s;}
  .menu-toggle:hover{border-color:var(--primary);color:var(--primary);}

  /* ---------- buttons ---------- */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);padding:13px 26px;font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .22s,box-shadow .22s,background .22s,color .22s,border-color .22s;min-height:44px;text-align:center;}
  .btn-primary{background:var(--primary);color:#0D0F0E;}
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(185,255,59,.28);filter:brightness(1.05);}
  .btn-primary:active{transform:translateY(0);box-shadow:none;}
  .btn-ghost{border-color:rgba(255,255,255,.26);color:#fff;background:transparent;}
  .btn-ghost:hover{background:var(--primary);color:#0D0F0E;border-color:var(--primary);}
  .btn-outline{border-color:var(--line);color:var(--ink);background:#fff;}
  .btn-outline:hover{border-color:var(--primary);background:var(--primary);color:#0D0F0E;}
  .btn-sm{padding:9px 18px;font-size:14px;min-height:40px;}
  .btn-block{width:100%;}

  /* ---------- tags & pills ---------- */
  .pill{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:7px 15px;font-size:13.5px;border:1px solid var(--line);background:#fff;color:var(--ink);}
  .pill-dark{border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.05);color:#C9CFC5;}
  .pill-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--primary);flex:none;}
  .tag{display:inline-flex;align-items:center;border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--muted);white-space:nowrap;}
  .tag-primary{background:rgba(185,255,59,.22);border-color:rgba(185,255,59,.62);color:#3B4A12;}
  .tag-accent{background:rgba(255,106,61,.12);border-color:rgba(255,106,61,.42);color:#B23A16;}
  .tag-ink{background:#0D0F0E;border-color:#0D0F0E;color:var(--primary);}

  /* ---------- hero ---------- */
  .hero{position:relative;background:#0D0F0E;color:#fff;overflow:hidden;}
  .hero-bg{position:absolute;inset:0;background-image:linear-gradient(180deg,rgba(13,15,14,.62) 0%,rgba(13,15,14,.82) 55%,rgba(13,15,14,.96) 100%),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;}
  .hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);}
  .hero-inner{position:relative;z-index:2;padding:66px 0 84px;}
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:#9AA096;}
  .crumb a{transition:color .2s;}
  .crumb a:hover{color:var(--primary);}
  .crumb .sep{opacity:.45;}
  .crumb .current{color:#fff;}
  .hero-title{font-size:clamp(30px,4.4vw,54px);line-height:1.16;font-weight:900;letter-spacing:-.01em;margin:22px 0 0;max-width:18em;}
  .hero-title em{font-style:normal;color:var(--primary);}
  .hero-sub{margin-top:20px;max-width:680px;color:#C2C8BE;font-size:16.5px;line-height:1.9;}
  .hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
  .hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:52px;max-width:760px;}
  .hero-stat{border:1px solid var(--dark-line);border-radius:14px;padding:18px 20px;background:rgba(255,255,255,.03);}
  .hero-stat b{display:block;font-size:26px;font-weight:900;color:var(--primary);line-height:1.2;}
  .hero-stat span{display:block;margin-top:6px;font-size:13.5px;color:#A8AEA5;}

  /* ---------- sections ---------- */
  .section{padding:88px 0;}
  .section-light{background:var(--bg-light);}
  .section-white{background:#fff;}
  .section-dark{background:var(--bg-dark);color:#fff;}
  .eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--muted);}
  .eyebrow::before{content:"";width:22px;height:2px;background:var(--primary);border-radius:2px;}
  .eyebrow-dark{color:#8E948B;}
  .section-title{font-size:clamp(24px,3.2vw,38px);line-height:1.22;font-weight:800;margin:14px 0 0;letter-spacing:-.01em;}
  .section-desc{margin-top:16px;color:var(--muted);max-width:720px;font-size:16px;line-height:1.85;}
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;}

  /* ---------- quick cards ---------- */
  .quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:44px;}
  .quick-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:28px;transition:transform .25s,border-color .25s,box-shadow .25s;}
  .quick-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-soft);}
  .quick-card .idx{font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--muted);}
  .quick-card h3{font-size:19px;font-weight:800;margin:14px 0 10px;}
  .quick-card p{margin:0;font-size:15.2px;line-height:1.85;color:var(--muted);}
  .quick-card .foot{margin-top:18px;display:flex;align-items:center;gap:10px;font-size:14px;font-weight:700;color:#3B4A12;}

  /* ---------- filter ---------- */
  .filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
  .filter-chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 18px;font-size:14px;color:var(--muted);}
  .filter-chip.is-active{background:#0D0F0E;border-color:#0D0F0E;color:var(--primary);font-weight:700;}

  /* ---------- timeline ---------- */
  .tl{list-style:none;margin:46px 0 0;padding:0;position:relative;}
  .tl::before{content:"";position:absolute;left:11px;top:10px;bottom:14px;width:1px;background:var(--line);}
  .tl-item{position:relative;padding-left:50px;padding-bottom:26px;}
  .tl-item:last-child{padding-bottom:0;}
  .tl-dot{position:absolute;left:4px;top:26px;width:15px;height:15px;border-radius:50%;background:#fff;border:2px solid #CFC9BB;transition:transform .25s,background .25s,border-color .25s,box-shadow .25s;}
  .tl-item:hover .tl-dot{background:var(--primary);border-color:var(--primary);transform:scale(1.18);}
  .tl-item.is-current .tl-dot{background:var(--primary);border-color:var(--primary);box-shadow:0 0 0 6px rgba(185,255,59,.22);}
  .tl-item.is-current .tl-card{border-color:rgba(185,255,59,.75);box-shadow:0 10px 30px rgba(185,255,59,.12);}
  .tl-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 26px;transition:transform .25s,border-color .25s,box-shadow .25s;}
  .tl-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-soft);}
  .tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--muted);}
  .tl-date{font-weight:700;color:var(--ink);letter-spacing:.02em;}
  .tl-card h3{font-size:19px;font-weight:800;margin:14px 0 8px;line-height:1.45;}
  .tl-card p{margin:0;font-size:15.2px;line-height:1.85;color:var(--muted);}
  .tl-link{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-size:14px;font-weight:700;color:#3B4A12;border-bottom:1px solid transparent;transition:border-color .2s,color .2s;}
  .tl-link:hover{border-color:var(--primary);color:var(--ink);}

  /* ---------- split / prose ---------- */
  .split{display:grid;grid-template-columns:1.4fr .9fr;gap:34px;margin-top:46px;align-items:start;}
  .prose-body p{margin:0 0 1.1em;font-size:16.5px;line-height:1.92;color:#2A2E2A;}
  .prose-body h3{font-size:21px;font-weight:800;margin:30px 0 12px;padding-left:14px;border-left:4px solid var(--primary);line-height:1.4;}
  .prose-body ul{list-style:none;margin:0 0 1.2em;padding:0;}
  .prose-body ul li{position:relative;padding-left:22px;margin-bottom:10px;font-size:16px;line-height:1.85;color:#2A2E2A;}
  .prose-body ul li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:var(--accent);}
  .figure-note{margin-top:12px;font-size:13px;color:var(--muted);}
  .rounded-img{border-radius:var(--radius-img);width:100%;height:auto;object-fit:cover;}

  .notice-card{background:#0D0F0E;color:#fff;border-radius:var(--radius-card);padding:30px;border:1px solid var(--dark-line);}
  .notice-card h3{font-size:19px;font-weight:800;margin:0;}
  .notice-card .sub{margin-top:10px;font-size:14px;color:#8E948B;line-height:1.8;}
  .notice-list{list-style:none;margin:22px 0 0;padding:0;}
  .notice-list li{position:relative;padding-left:22px;margin-bottom:15px;font-size:15px;line-height:1.82;color:#C2C8BE;}
  .notice-list li:last-child{margin-bottom:0;}
  .notice-list li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:2px;background:var(--primary);}

  /* ---------- faq ---------- */
  .faq{margin-top:36px;border-top:1px solid var(--line);max-width:900px;}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;background:none;border:0;padding:22px 4px;text-align:left;font-size:17px;font-weight:700;cursor:pointer;transition:color .2s;}
  .faq-q:hover{color:#3B4A12;}
  .faq-icon{width:26px;height:26px;flex:none;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-size:16px;font-weight:700;line-height:1;color:var(--muted);transition:background .25s,color .25s,border-color .25s,transform .25s;}
  .faq-item.is-open .faq-icon{background:var(--primary);border-color:var(--primary);color:#0D0F0E;transform:rotate(180deg);}
  .faq-item.is-open .faq-q{color:#0D0F0E;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
  .faq-a p{margin:0 0 22px;padding-right:44px;font-size:16px;line-height:1.88;color:var(--muted);}

  /* ---------- cta ---------- */
  .cta-band{position:relative;overflow:hidden;background:#0D0F0E;color:#fff;border-radius:24px;padding:54px 56px;border:1px solid var(--dark-line);}
  .cta-band::before{content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(185,255,59,.22),transparent 68%);}
  .cta-band::after{content:"";position:absolute;left:0;bottom:0;width:170px;height:170px;background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.07) 0 1px,transparent 1px 12px);}
  .cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .9fr;gap:36px;align-items:center;}
  .cta-inner h2{font-size:clamp(24px,3vw,34px);font-weight:900;line-height:1.24;margin:0;}
  .cta-inner p{margin:16px 0 0;color:#C2C8BE;font-size:16px;line-height:1.9;max-width:560px;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
  .cta-meta{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px;}

  /* ---------- footer ---------- */
  .site-footer{background:#0D0F0E;color:#fff;padding:72px 0 28px;border-top:1px solid var(--dark-line);}
  .site-footer .brand{color:#fff;}
  .footer-title{font-size:13px;letter-spacing:.1em;color:#8E948B;font-weight:700;margin-bottom:16px;}
  .footer-links{list-style:none;margin:0;padding:0;}
  .footer-links li{margin-bottom:11px;}
  .footer-links a{color:#C2C8BE;font-size:14.5px;border-bottom:1px solid transparent;transition:color .2s,border-color .2s;}
  .footer-links a:hover{color:var(--primary);border-color:var(--primary);}
  .footer-bottom{margin-top:52px;padding-top:24px;border-top:1px solid var(--dark-line);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:13.5px;color:#8E948B;}
  .to-top{color:var(--primary);font-weight:700;}
  .to-top:hover{text-decoration:underline;}

  /* ---------- responsive ---------- */
  @media (max-width:1023px){
    .header-inner{height:68px;}
    .nav-links{position:absolute;top:calc(100% + 1px);left:-24px;right:-24px;background:#0D0F0E;flex-direction:column;align-items:stretch;gap:2px;padding:12px 24px 22px;border-bottom:1px solid var(--dark-line);display:none;}
    .nav-links.is-open{display:flex;}
    .nav-links a{padding:14px 14px;border-radius:12px;font-size:15.5px;}
    .nav-links a[aria-current="page"]{border-radius:12px;}
    .menu-toggle{display:inline-flex;}
    .header-actions .btn{display:none;}
    .section{padding:66px 0;}
    .quick-grid{grid-template-columns:1fr;}
    .split{grid-template-columns:1fr;gap:28px;}
    .cta-inner{grid-template-columns:1fr;gap:26px;}
    .cta-band{padding:38px 28px;}
    .cta-actions{justify-content:flex-start;}
  }
  @media (max-width:768px){
    .hero-inner{padding:46px 0 62px;}
    .hero-stats{grid-template-columns:1fr;}
    .section{padding:56px 0;}
    .tl-item{padding-left:38px;}
    .tl::before{left:8px;}
    .tl-dot{left:2px;top:24px;width:13px;height:13px;}
    .tl-card{padding:20px 20px;}
    .faq-a p{padding-right:0;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
  }
  @media (max-width:520px){
    .container-x{padding:0 18px;}
    .btn{padding:12px 20px;font-size:14.5px;}
    .hero-title{font-size:clamp(26px,7.6vw,34px);}
    .brand span:last-child{font-size:15px;}
    .prose-body p{font-size:16px;}
    .cta-band{border-radius:18px;padding:32px 20px;}
  }