.viby-light{--bg:oklch(98% 0.004 95);--surface:oklch(100% 0.002 95);--fg:oklch(20% 0.018 70);--muted:oklch(48% 0.012 70);--border:oklch(90% 0.006 95);--accent:oklch(52% 0.10 28);--font-display:var(--font-serif-web),"Songti SC","STSong","SimSun","Noto Serif CJK SC",serif;--font-mono:var(--font-mono-web),ui-monospace,"SFMono-Regular",Menlo,monospace;background:var(--bg);color:var(--fg);font-family:var(--font-serif-web),"Songti SC","STSong","SimSun","Noto Serif CJK SC",serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}.viby-light .nav{position:fixed;top:0;left:0;right:0;z-index:100;height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(24px,5vw,80px);background:color-mix(in oklch,var(--bg) 88%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}.viby-light 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ease .05s forwards}.viby-light .hero-headline{font-family:var(--font-display);font-size:clamp(50px,7.5vw,92px);font-weight:700;line-height:1.03;letter-spacing:-.025em;max-width:14em;margin-bottom:32px}.viby-light .hc{display:inline-block;opacity:0;animation:char-rise .55s cubic-bezier(.16,1,.3,1) forwards}.viby-light .hero-sub{font-size:clamp(16px,1.6vw,19px);color:var(--muted);max-width:52ch;line-height:1.62;margin-bottom:44px;opacity:0;animation:mkt-fade-up .5s ease .8s forwards}.viby-light .hero-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap;opacity:0;animation:mkt-fade-up .5s ease .95s forwards}.viby-light .hero-stats{display:flex;gap:0;margin-top:72px;border-top:1px solid var(--border);padding-top:32px;opacity:0;animation:mkt-fade-up .5s ease 1.1s forwards}.viby-light .stat{flex:1;padding-right:32px;border-right:1px solid var(--border);margin-right:32px}.viby-light .stat:last-child{border-right:none;margin-right:0;padding-right:0}.viby-light .stat-n{font-family:var(--font-display);font-size:clamp(28px,3vw,40px);font-weight:700;letter-spacing:-.025em;line-height:1}.viby-light .stat-l{font-size:12px;color:var(--muted);margin-top:7px;letter-spacing:.01em}.viby-light .btn-primary{font-size:14px;font-weight:500;letter-spacing:.02em;padding:13px 30px;background:var(--fg);color:var(--bg);border:1px solid var(--fg);transition:background .2s,border-color .2s}.viby-light .btn-primary:hover{background:var(--accent);border-color:var(--accent)}.viby-light .btn-text{font-size:14px;color:var(--muted);letter-spacing:.01em;padding-bottom:2px;border-bottom:1px solid var(--border);transition:color .2s,border-color .2s}.viby-light .btn-text:hover{color:var(--fg);border-color:var(--fg)}.viby-light .btn-accent{font-size:14px;font-weight:500;letter-spacing:.02em;padding:13px 30px;background:var(--accent);color:#fff;border:1px solid var(--accent);transition:opacity .2s}.viby-light .btn-accent:hover{opacity:.85}.viby-light .btn-ghost{font-size:14px;letter-spacing:.01em;padding:13px 28px;border:1px solid var(--border);color:var(--muted);transition:border-color .2s,color .2s}.viby-light .btn-ghost:hover{border-color:var(--fg);color:var(--fg)}.viby-light .sec{max-width:1440px;margin:0 auto;padding:clamp(72px,9vw,120px) clamp(24px,5vw,80px);border-bottom:1px solid var(--border)}.viby-light .sec-kicker{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:20px}.viby-light .sec-head{font-family:var(--font-display);font-size:clamp(32px,4vw,52px);font-weight:700;letter-spacing:-.02em;line-height:1.08;max-width:20em}.viby-light .wf-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--border);margin-top:56px}.viby-light .wf-step{padding:32px 24px 32px 0;border-right:1px solid var(--border)}.viby-light .wf-step:last-child{border-right:none;padding-right:0}.viby-light .wf-step+.wf-step{padding-left:24px}.viby-light 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11px;border:1px solid var(--border);white-space:nowrap;align-self:start}.viby-light .asset-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:56px}.viby-light .asset-item{padding:32px 24px 32px 0;border-right:1px solid var(--border)}.viby-light .asset-item:last-child{border-right:none;padding-right:0}.viby-light .asset-item+.asset-item{padding-left:24px}.viby-light .asset-lbl{font-family:var(--font-mono);font-size:11px;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}.viby-light .asset-t{font-family:var(--font-display);font-size:20px;font-weight:700;letter-spacing:-.01em;margin-bottom:10px}.viby-light .asset-d{font-size:13px;color:var(--muted);line-height:1.55}.viby-light .trial{max-width:1440px;margin:0 auto;padding:clamp(80px,10vw,128px) clamp(24px,5vw,80px);border-bottom:1px solid var(--border);display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.viby-light .trial-head{font-family:var(--font-display);font-size:clamp(36px,4.5vw,60px);font-weight:700;letter-spacing:-.025em;line-height:1.07}.viby-light .trial-sub{font-size:16px;color:var(--muted);margin-top:22px;line-height:1.62;max-width:46ch}.viby-light .credit-box{border:1px solid var(--border);padding:32px 36px;margin-bottom:24px}.viby-light .credit-n{font-family:var(--font-display);font-size:72px;font-weight:700;letter-spacing:-.03em;line-height:1}.viby-light .credit-u{font-family:var(--font-mono);font-size:16px;color:var(--muted);margin-left:10px}.viby-light .credit-d{font-size:13px;color:var(--muted);margin-top:14px;line-height:1.5}.viby-light .trial-cta-row{display:flex;gap:12px;flex-wrap:wrap}.viby-light .mkt-footer{max-width:1440px;margin:0 auto;padding:36px clamp(24px,5vw,80px);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}.viby-light .foot-logo{font-family:var(--font-display);font-size:18px;font-weight:700;letter-spacing:-.015em}.viby-light .foot-copy{font-size:12px;color:var(--muted);letter-spacing:.01em}.viby-light [data-reveal]{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}.viby-light [data-reveal].on{opacity:1;transform:none}.viby-light [data-reveal][data-d="1"]{transition-delay:.1s}.viby-light [data-reveal][data-d="2"]{transition-delay:.2s}.viby-light [data-reveal][data-d="3"]{transition-delay:.3s}@keyframes char-rise{0%{opacity:0;transform:translateY(.4em)}to{opacity:1;transform:translateY(0)}}@keyframes mkt-fade-up{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.viby-light a:focus-visible{outline:2px solid var(--fg);outline-offset:3px}@media (max-width:768px){.viby-light .asset-grid,.viby-light .wf-grid{grid-template-columns:1fr 1fr}.viby-light .entry-item{grid-template-columns:64px 1fr}.viby-light .entry-tag{display:none}.viby-light .wf-step:nth-child(2n){border-right:none;padding-right:0}.viby-light .wf-step:nth-child(n+3){border-top:1px solid var(--border);padding-top:32px}.viby-light .asset-item:nth-child(2n){border-right:none;padding-right:0}.viby-light .asset-item:nth-child(n+3){border-top:1px solid var(--border);padding-top:32px}}@media (max-width:680px){.viby-light .trial{grid-template-columns:1fr}}@media (max-width:520px){.viby-light .hero-stats{flex-wrap:wrap;row-gap:24px}.viby-light .stat{flex:0 0 auto;min-width:120px;border-right:none;margin-right:0;padding-right:0}.viby-light .stat:not(:last-child){padding-right:24px;border-right:1px solid var(--border);margin-right:24px}}@media (max-width:480px){.viby-light .wf-grid{grid-template-columns:1fr}.viby-light .wf-step{border-right:none;padding-right:0}.viby-light .wf-step+.wf-step{padding-left:0;border-top:1px solid var(--border);padding-top:32px}.viby-light .asset-item{border-right:none;padding-right:0}.viby-light .asset-item+.asset-item{padding-left:0;border-top:1px solid var(--border);padding-top:32px}}@media (prefers-reduced-motion:reduce){.viby-light .hc,.viby-light .hero-actions,.viby-light .hero-stats,.viby-light .hero-sub,.viby-light .kicker{animation:none;opacity:1;transform:none}.viby-light [data-reveal]{opacity:1;transform:none;transition:none}}