:root,:root[data-theme=dark]{--home-paper: #0d1316;--home-panel: #141c20;--home-ink: #e0e3dc;--home-muted: #a6b0b1;--home-line: #2c363b;--home-accent: #c5a16b;--home-veil-top: rgba(13, 19, 22, .18);--home-veil-mid: rgba(13, 19, 22, .42);--home-veil-end: rgba(13, 19, 22, .88);--home-card: rgba(16, 22, 25, .72);--home-strip: rgba(16, 22, 25, .66);--home-head-grad: rgba(13, 19, 22, .92)}:root[data-theme=light]{--home-paper: #eae5e1;--home-panel: #edebe4;--home-ink: #080a08;--home-muted: #77756d;--home-line: #aaa59a;--home-accent: #9b7247;--home-veil-top: rgba(234, 229, 225, .15);--home-veil-mid: rgba(234, 229, 225, .4);--home-veil-end: rgba(234, 229, 225, .88);--home-card: rgba(237, 235, 228, .78);--home-strip: rgba(237, 235, 228, .7);--home-head-grad: rgba(234, 229, 225, .92)}*{box-sizing:border-box}html{scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{margin:0;background:var(--home-paper);color:var(--home-ink);font-family:MiSans,Mi Sans,PingFang SC,Microsoft YaHei,system-ui,sans-serif;-webkit-font-smoothing:antialiased;transition:background .5s,color .5s}main{max-width:1160px;margin:0 auto;padding:0 32px}#mountain-canvas{position:fixed;inset:0;width:100%;height:100%;z-index:-2}.bg-veil{position:fixed;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(180deg,var(--home-veil-top) 0%,var(--home-veil-mid) 42%,var(--home-veil-end) 100%)}a{color:inherit}[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .7s ease,transform .7s ease}[data-reveal].revealed{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none;transition:none}}.site-head{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:24px;max-width:1160px;margin:0 auto;padding:22px 32px;background:linear-gradient(var(--home-paper) 62%,transparent);transition:background .3s}.site-head.scrolled{background:var(--home-head-grad);border-bottom:1px solid var(--home-line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.wordmark{display:flex;align-items:center;gap:12px;text-decoration:none}.wordmark .mark{width:26px;height:26px;color:var(--home-ink)}.wordmark-text{font-size:15px;font-weight:700;letter-spacing:3px;display:flex;align-items:baseline;gap:10px}.wordmark-text i{font-style:normal;font-size:12px;font-weight:400;color:var(--home-muted);letter-spacing:2px}.site-nav{display:flex;gap:26px;margin-left:auto}.site-nav a{font-size:13px;color:var(--home-muted);text-decoration:none;letter-spacing:1px}.site-nav a:hover{color:var(--home-ink)}.theme-toggle{border:1px solid var(--home-line);background:transparent;color:var(--home-muted);width:38px;height:38px;font-size:15px;line-height:1;cursor:pointer;transition:border-color .2s,color .2s}.theme-toggle:hover{border-color:var(--home-accent);color:var(--home-accent)}.head-enter{font-size:12px;letter-spacing:1.5px;text-decoration:none;border:1px solid var(--home-line);padding:10px 18px;transition:border-color .2s,color .2s}.head-enter:hover{border-color:var(--home-accent);color:var(--home-accent)}@media(max-width:720px){.site-nav{display:none}.site-head{gap:14px;padding:16px 20px}.wordmark-text{white-space:nowrap}.wordmark-text i{display:none}.head-enter{padding:9px 14px;white-space:nowrap}.theme-toggle{width:34px;height:34px}}@media(max-width:900px){.wordmark-text,.head-enter{white-space:nowrap}}.hero{display:grid;grid-template-columns:minmax(0,46%) minmax(0,54%);gap:48px;align-items:center;min-height:calc(100vh - 180px);padding:48px 0 64px}.kicker,.section-kicker{font-size:11px;letter-spacing:3px;color:var(--home-accent);margin:0 0 18px}.hero h1{font-size:clamp(38px,5vw,58px);line-height:1.18;margin:0 0 22px;font-weight:750;letter-spacing:1px}.lede{font-size:15px;line-height:2;color:var(--home-muted);margin:0 0 30px;max-width:42em}.cta-row{display:flex;gap:16px;flex-wrap:wrap}.cta{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-size:13px;letter-spacing:2px;padding:15px 26px;transition:background .2s,color .2s,border-color .2s}.cta.primary{background:var(--home-ink);color:var(--home-paper)}.cta.primary:hover{background:var(--home-accent);color:#171713}.cta.ghost{border:1px solid var(--home-line);color:var(--home-muted)}.cta.ghost:hover{border-color:var(--home-accent);color:var(--home-accent)}.cta.large{padding:18px 34px;font-size:14px}.hero-note{margin:26px 0 0;font-size:12px;color:var(--home-muted)}.hero-note b{color:var(--home-ink);font-weight:600}.hero-stage{position:relative;aspect-ratio:4 / 3;border:1px solid var(--home-line);background:radial-gradient(80% 70% at 50% 42%,rgba(197,161,107,.07),transparent 70%),var(--home-panel);transition:background 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b{color:var(--home-ink);font-weight:600;font-variant-numeric:tabular-nums}.hud-tl{top:16px;left:16px}.hud-tr{top:16px;right:16px;text-align:right}.hud-bl{bottom:16px;left:16px}.hud-br{bottom:16px;right:16px;text-align:right}@media(max-width:900px){.hero{grid-template-columns:1fr;min-height:0}.hero-stage{aspect-ratio:4 / 3}}.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--home-line);border-bottom:1px solid var(--home-line);background:var(--home-strip)}.stats>div{padding:22px 24px;border-left:1px solid var(--home-line)}.stats>div:first-child{border-left:0}.stats span{display:block;font-size:10px;letter-spacing:2.5px;color:var(--home-muted);margin-bottom:8px}.stats b{font-size:14px;font-weight:600;letter-spacing:.5px}@media(max-width:900px){.stats{grid-template-columns:repeat(2,1fr)}.stats>div:nth-child(3){border-left:0}}.features{padding:96px 0 24px}.features h2,.story h2,.download h2{font-size:clamp(26px,3.4vw,36px);margin:0 0 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span{font-size:12px;line-height:1.8;color:var(--home-muted)}@media(max-width:900px){.feature-grid{grid-template-columns:repeat(2,1fr)}.trust-strip{grid-template-columns:1fr}}@media(max-width:560px){.feature-grid{grid-template-columns:1fr}}.story{display:grid;grid-template-columns:minmax(0,44%) minmax(0,56%);gap:56px;align-items:center;padding:96px 0}.contour-art{width:100%;height:auto;color:var(--home-muted)}.story-copy p{font-size:14px;line-height:2.1;color:var(--home-muted);margin:0 0 18px}.story-copy .audience{font-size:12.5px;color:var(--home-ink);letter-spacing:.3px}@media(max-width:900px){.story{grid-template-columns:1fr}.contour-art{max-width:420px}}.download{padding:24px 0 120px;display:flex;flex-direction:column;align-items:flex-start}.download-lede{font-size:14px;color:var(--home-muted);margin:-20px 0 26px}.download-os{font-size:14px;color:var(--home-muted);margin:0 0 30px}.download-os b{color:var(--home-ink)}.platform-row{display:grid;grid-template-columns:repeat(4,minmax(0,220px));gap:14px;margin-bottom:34px;width:100%}.platform-row a{border:1px solid var(--home-line);padding:18px 20px;text-decoration:none;display:flex;flex-direction:column;gap:6px;transition:border-color .2s;background:var(--home-card)}.platform-row a:hover{border-color:var(--home-accent)}.platform-row span{font-size:15px;font-weight:650;letter-spacing:.5px}.platform-row small{font-size:11px;color:var(--home-muted);letter-spacing:1px}.download-note{font-size:12px;color:var(--home-muted);margin:22px 0 0}@media(max-width:900px){.platform-row{grid-template-columns:repeat(2,1fr)}}.site-foot{border-top:1px solid var(--home-line);display:flex;align-items:center;gap:36px;flex-wrap:wrap;max-width:1160px;margin:0 auto;padding:30px 32px 40px}.foot-brand{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--home-muted);letter-spacing:1px}.foot-brand 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var(--gy-border);padding:8px;display:flex;flex-direction:column;gap:1px}.gy-demo-sidebar-button{display:flex;align-items:center;gap:8px;border-radius:10px;min-height:2.125rem;padding:8px 10px;color:var(--gy-muted);font-size:14px}.gy-demo-sidebar-group{padding:12px 12px 4px;font-size:11px;font-weight:600;color:var(--gy-muted)}.gy-demo-sidebar-button.active{background:var(--tint-soft);color:var(--tint-strong);font-weight:600;position:relative}.gy-demo-sidebar-button.active:before{content:"";position:absolute;left:-8px;inset-block:.42rem;width:2px;border-radius:999px;background:var(--gy-accent, var(--tint))}.gy-demo-sidebar-badge{margin-left:auto;min-width:1.25rem;height:1.25rem;border-radius:999px;background:var(--gy-danger);color:#fff;font-size:.625rem;font-weight:750;display:grid;place-items:center;padding:0 4px}.gy-demo-main{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--gy-bg)}.gy-demo-topbar{flex:none;height:44px;display:flex;align-items:center;gap:8px;padding:0 10px;border-bottom:.5px solid var(--gy-border);background:var(--glass-chrome);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.gy-demo-topbar-title{font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.gy-demo-topbar small{font-weight:400;color:var(--gy-muted);font-size:12px;margin-left:6px;white-space:nowrap}.gy-demo-dot{margin-left:auto;flex:none;width:8px;height:8px;border-radius:50%;background:var(--tint)}.gy-demo-thread{flex:1;min-height:0;overflow:hidden;padding:16px 14px 0;display:flex;flex-direction:column;gap:14px}.gy-demo-user-row{display:flex;justify-content:flex-end;padding-right:4px}.gy-demo-user{max-width:90%;background:var(--tint);color:var(--tint-text-on);border-radius:18px;padding:6px 16px;font-size:14px}.gy-demo-assistant{background:var(--gy-surface);border-radius:14px;box-shadow:var(--shadow-card);padding:16px 16.8px 12.5px 18.4px;position:relative;font-size:14px}.gy-demo-assistant:before{content:"";position:absolute;left:0;top:16px;bottom:12.5px;width:2px;border-radius:999px;background:var(--tint)}.gy-demo-actions{display:flex;gap:14px;margin-top:8px;color:var(--gy-muted);font-size:12px}.gy-demo-actions b{color:var(--tint-strong);font-weight:600}.gy-demo-wrong{background:var(--gy-surface);border:.5px solid var(--gy-border);border-radius:8px;padding:16px;position:relative}.gy-demo-wrong:before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:99px;background:var(--gy-warm)}.gy-demo-wrong-meta{font-size:12px;color:var(--gy-muted)}.gy-demo-wrong-title{margin-top:4px;font-size:16px;font-weight:600;line-height:24px}.gy-demo-chips{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}.gy-demo-chip{border-radius:999px;border:1px solid color-mix(in srgb,var(--chip) 28%,var(--gy-border));background:color-mix(in srgb,var(--chip) 8%,transparent);color:color-mix(in srgb,var(--chip) 100%,transparent);padding:4px 8px;font-size:12px}.gy-demo-chip.due{--chip: var(--gy-danger)}.gy-demo-chip.type{--chip: var(--gy-sky)}.gy-demo-chip.subject{--chip: var(--gy-warm)}.gy-demo-progress{margin-top:12px;height:8px;border-radius:999px;background:color-mix(in srgb,var(--gy-border) 54%,transparent);overflow:hidden}.gy-demo-progress-bar{height:100%;border-radius:inherit;background:var(--bar, var(--tint));transform-origin:left;animation:gyProgressGrow .62s var(--gy-ease) both;position:relative;overflow:hidden}.gy-demo-progress-bar:after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.45) 50%,transparent 70%);width:42%;transform:skew(-18deg) translate(-120%);animation:gyProgressSheen 1.35s .14s ease-out}@keyframes gyProgressGrow{0%{transform:scaleX(.08);opacity:.68}to{transform:scaleX(1);opacity:1}}@keyframes gyProgressSheen{to{transform:skew(-18deg) translate(280%)}}.gy-demo-progress-row{display:flex;justify-content:space-between;align-items:baseline;margin-top:6px;font-size:12px;color:var(--gy-muted)}.gy-demo-progress-row b{color:var(--gy-text);font-weight:600;font-variant-numeric:tabular-nums}.gy-demo-compose{flex:none;margin:10px 10px 12px;display:flex;align-items:center;gap:8px;background:color-mix(in srgb,var(--gy-surface) 90%,transparent);border:.5px solid var(--gy-border);border-radius:16px;box-shadow:var(--shadow-card);padding:6px 6px 6px 14px}.gy-demo-compose>span{flex:1;color:var(--gy-muted);font-size:14px;white-space:nowrap;overflow:hidden}.gy-demo-send{flex:none;width:30px;height:30px;border-radius:999px;background:var(--tint);color:var(--tint-text-on);border:1px solid color-mix(in srgb,var(--tint) 88%,black);display:grid;place-items:center;font-size:15px;font-style:normal}@media(max-width:640px){.gy-demo-sidebar{width:200px}.gy-demo-sidebar-button{font-size:13px}}@media(prefers-reduced-motion:reduce){.gy-demo-progress-bar,.gy-demo-progress-bar:after{animation:none}}@media(max-width:900px){.gy-demo-sidebar{display:none}.gy-demo-thread{padding:12px 12px 0;gap:9px}.gy-demo-compose{margin:8px 12px 10px}.gy-demo-user,.gy-demo-assistant{font-size:13px}.gy-demo-wrong{padding:10px 12px}.gy-demo-wrong-title{font-size:14px}}