@charset "UTF-8";
:root{color-scheme:dark;--bg:#020a08;--panel:#061510;--jade:#55e2a1;--jade-soft:#b6f6d6;--ink:#f1fff8;--muted:#9ab9aa;--line:rgba(123,236,183,.2);--header:76px}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden;background:var(--bg);color:var(--ink);font-family:Inter,"Microsoft YaHei",system-ui,sans-serif}body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 78% 14%,rgba(33,134,94,.16),transparent 34%),linear-gradient(115deg,rgba(5,33,24,.8),transparent 40%);z-index:0}a{color:inherit}.skip-link{position:fixed;top:-80px;left:24px;z-index:20;padding:10px 15px;background:var(--ink);color:var(--bg);text-decoration:none}.skip-link:focus{top:12px}.showcase-header{position:fixed;z-index:10;inset:0 0 auto 0;height:var(--header);display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 clamp(22px,4vw,72px);border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(2,10,8,.94),rgba(2,10,8,.72));backdrop-filter:blur(18px)}.showcase-brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:650;letter-spacing:.04em;line-height:1.2}.showcase-brand img{width:38px;height:38px}.showcase-brand small{display:block;margin-top:4px;color:var(--muted);font-size:10px;font-weight:500;letter-spacing:.18em}.showcase-tools{display:flex;align-items:center;gap:22px;color:#bdd9cb;font-size:12px}.showcase-tools>a{text-decoration:none;transition:color .25s ease}.showcase-tools>a:hover{color:var(--jade)}.showcase-progress{display:flex;align-items:baseline;gap:6px;font-variant-numeric:tabular-nums}.showcase-progress b{font:600 22px/1 Georgia,serif;color:var(--ink)}.showcase-progress i{font-style:normal;color:#466557}.showcase{position:fixed;inset:0;overflow:hidden;z-index:1}.showcase-track{height:100%;will-change:transform;transform:translate3d(0,calc(var(--page,0) * -100svh),0);transition:transform .76s cubic-bezier(.68,0,.22,1)}.showcase-slide{height:100svh;min-height:100svh;display:grid;grid-template-columns:minmax(230px,18vw) minmax(0,1fr);align-items:center;gap:clamp(24px,4vw,76px);padding:calc(var(--header) + 32px) clamp(24px,6vw,108px) 48px;position:relative}.showcase-slide:after{content:"";position:absolute;inset:auto 0 0;height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent)}.slide-copy{position:relative;z-index:2;opacity:.35;transform:translateY(24px);transition:opacity .6s ease .18s,transform .7s ease .18s}.is-active .slide-copy{opacity:1;transform:translateY(0)}.slide-no{margin:0 0 18px;color:var(--jade);font-size:11px;letter-spacing:.24em;font-weight:700}.slide-copy h1,.slide-copy h2{font:600 clamp(34px,4.1vw,72px)/1.04 Georgia,"Noto Serif SC","Microsoft YaHei",serif;letter-spacing:-.035em;margin:0 0 22px}.slide-copy>p:not(.slide-no){margin:0;color:var(--muted);font-size:clamp(14px,1.15vw,18px);line-height:1.8;max-width:300px}.slide-copy>a{display:inline-flex;margin-top:30px;padding:10px 0;border-bottom:1px solid rgba(85,226,161,.55);color:var(--jade-soft);font-size:12px;letter-spacing:.08em;text-decoration:none;transition:color .25s,border-color .25s,transform .25s}.slide-copy>a:hover{color:#fff;border-color:#fff;transform:translateX(5px)}.showcase-slide figure{position:relative;margin:0;min-width:0;border:1px solid var(--line);background:#020805;border-radius:clamp(8px,1vw,16px);box-shadow:0 38px 110px rgba(0,0,0,.48),0 0 0 1px rgba(105,250,184,.04);overflow:hidden;opacity:.28;transform:scale(.96) translateY(20px);transition:opacity .72s ease .08s,transform .9s cubic-bezier(.2,.7,.2,1) .08s}.showcase-slide figure:before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(130deg,rgba(108,255,191,.08),transparent 24%,transparent 72%,rgba(19,88,62,.12))}.is-active figure{opacity:1;transform:scale(1) translateY(0)}.showcase-slide img{display:block;width:100%;height:auto;max-height:calc(100svh - var(--header) - 78px);aspect-ratio:16/9;object-fit:contain;user-select:none;-webkit-user-drag:none}.showcase-rail{position:fixed;z-index:11;right:clamp(16px,2.2vw,40px);top:50%;transform:translateY(-50%);display:grid;justify-items:center;gap:11px;color:#769b89;font-size:10px;font-variant-numeric:tabular-nums}.showcase-rail i{display:block;width:1px;height:78px;background:linear-gradient(var(--jade),rgba(85,226,161,.12));transform-origin:top;transform:scaleY(var(--progress,.053));transition:transform .6s ease}.showcase-rail span:first-child{color:var(--jade-soft)}.next-screen{position:fixed;z-index:12;right:clamp(34px,6vw,108px);bottom:30px;display:flex;align-items:center;gap:14px;border:0;background:transparent;color:var(--ink);cursor:pointer;padding:8px}.next-screen span{font-size:10px;letter-spacing:.18em;color:#9fb9ac}.next-screen b{display:grid;place-items:center;width:54px;height:54px;border:1px solid rgba(85,226,161,.48);border-radius:50%;background:rgba(4,25,18,.72);color:var(--jade);font-size:25px;font-weight:400;box-shadow:0 0 0 0 rgba(85,226,161,.18);transition:background .3s,color .3s,transform .3s,box-shadow .3s;animation:pulse 2.8s ease-in-out infinite}.next-screen:hover b{background:var(--jade);color:#02100b;transform:translateY(4px);box-shadow:0 0 0 9px rgba(85,226,161,.08)}.next-screen:focus-visible{outline:2px solid var(--jade);outline-offset:5px;border-radius:40px}.showcase-hint{position:fixed;z-index:11;left:clamp(24px,6vw,108px);bottom:34px;margin:0;color:#608071;font-size:10px;letter-spacing:.12em}@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(85,226,161,.08)}50%{box-shadow:0 0 0 9px rgba(85,226,161,0)}}
@media(max-width:980px){:root{--header:68px}.showcase-header{padding:0 20px}.showcase-tools>a{display:none}.showcase-slide{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr);align-content:center;gap:18px;padding:calc(var(--header) + 24px) 38px 92px}.slide-copy{display:grid;grid-template-columns:auto 1fr;column-gap:16px;align-items:end}.slide-no{grid-row:1/3;margin:0;align-self:center}.slide-copy h1,.slide-copy h2{font-size:clamp(28px,7vw,48px);margin:0}.slide-copy>p:not(.slide-no){max-width:none;font-size:13px;line-height:1.5}.slide-copy>a{display:none}.showcase-slide img{max-height:60svh}.showcase-rail{right:12px}.showcase-hint{left:20px;bottom:28px}.next-screen{right:20px;bottom:18px}.next-screen b{width:50px;height:50px}}
@media(max-width:560px){.showcase-brand{font-size:13px}.showcase-brand img{width:31px;height:31px}.showcase-brand small{font-size:8px}.showcase-progress b{font-size:18px}.showcase-slide{padding-left:16px;padding-right:30px}.slide-copy{grid-template-columns:1fr}.slide-no{grid-row:auto}.slide-copy>p:not(.slide-no){display:none}.showcase-slide figure{border-radius:7px}.showcase-hint{display:none}.next-screen span{display:none}.showcase-rail{display:none}}
@media(prefers-reduced-motion:reduce){.showcase-track,.slide-copy,.showcase-slide figure,.next-screen b{transition:none;animation:none}}