@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Serif+SC:wght@400;500;600&display=swap";:root{--canvas:#f5f4f1;--canvas-soft:#fbfaf8;--ink:#0c0a09;--ink-soft:#292524;--body:#4e4e4e;--muted:#777169;--muted-soft:#a8a29e;--hairline:#e7e2dc;--hairline-strong:#d8d2cb;--surface:#fff;--surface-strong:#f0efed;--mint:#a7e5d3;--peach:#f4c5a8;--lavender:#c8b8e0;--app-bg:#f8f9fa;--app-yellow:#fbbf24;--app-yellow-deep:#d99005;--app-text:#191c1d;color:var(--ink);background:var(--canvas);font-synthesis:none;text-rendering:optimizelegibility;font-family:DM Sans,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--canvas);min-width:320px;margin:0}button,a,input,textarea{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer;border:0}button:focus-visible,a:focus-visible,textarea:focus-visible,input:focus-visible{outline:3px solid var(--ink);outline-offset:3px}.site-shell{background:var(--canvas);width:100%;height:100svh;min-height:0;position:relative;overflow:hidden}.compact-site{flex-direction:column;display:flex}.skip-link{z-index:120;color:#fff;background:var(--ink);border-radius:999px;padding:10px 14px;transition:transform .18s;position:fixed;top:10px;left:10px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}.site-nav{z-index:40;border-bottom:1px solid var(--hairline);flex:0 0 64px;justify-content:space-between;align-items:center;gap:22px;width:min(1200px,100% - 64px);min-height:64px;margin:0 auto;display:flex;position:relative}.site-brand{color:var(--ink);text-align:left;background:0 0;align-items:center;gap:11px;display:flex}.site-brand img{object-fit:cover;filter:saturate(.78);border-radius:50%;width:34px;height:34px}.site-brand strong,.site-brand small{display:block}.site-brand strong{letter-spacing:0;font-size:17px;line-height:1}.site-brand small{color:var(--muted);letter-spacing:0;margin-top:5px;font-size:10px}.site-links{align-items:center;gap:4px;margin-left:auto;display:flex}.site-links a{min-height:44px;color:var(--muted);align-items:center;padding:0 13px;text-decoration:none;transition:color .18s;display:inline-flex}.site-links a:hover{color:var(--ink)}.nav-cta,.dark-button,.synthesize-button,.gate-action{color:#fff;background:var(--ink);border-radius:999px;justify-content:center;align-items:center;gap:9px;min-height:44px;padding:0 18px;font-weight:600;text-decoration:none;transition:transform .18s,background .18s,box-shadow .18s;display:inline-flex}.nav-cta:hover,.dark-button:hover,.synthesize-button:hover,.gate-action:hover{background:var(--ink-soft);transform:translateY(-2px);box-shadow:0 10px 24px #0c0a0929}.dark-button{box-shadow:0 12px 24px #0c0a091f}.menu-toggle{width:44px;height:44px;color:var(--ink);background:0 0;border-radius:50%;justify-content:center;align-items:center;display:none}.compact-main{z-index:1;flex:auto;grid-template-columns:minmax(0,.98fr) minmax(398px,1.02fr);align-items:center;gap:clamp(32px,6vw,92px);width:min(1200px,100% - 64px);min-height:0;margin:0 auto;padding:0;display:grid;position:relative}.hero-atmosphere{z-index:0;pointer-events:none;position:absolute;inset:0}.atmosphere-orb{filter:blur(16px);opacity:.62;border-radius:50%;display:block;position:absolute}.atmosphere-orb.mint{background:radial-gradient(circle,#a7e5d3b3,#a7e5d300 72%);width:160px;height:160px;top:8%;left:38%}.atmosphere-orb.peach{background:radial-gradient(circle,#f4c5a894,#f4c5a800 72%);width:220px;height:220px;bottom:16%;right:2%}.atmosphere-orb.lavender{background:radial-gradient(circle,#c8b8e06b,#c8b8e000 70%);width:130px;height:130px;top:18%;right:26%}.hero-copy,.demo-wrap{z-index:1;position:relative}.hero-copy{max-width:560px}.eyebrow{color:var(--muted);letter-spacing:0;align-items:center;gap:8px;margin:0 0 14px;font-size:12px;font-weight:600;display:flex}.eyebrow svg{color:var(--ink)}.hero-copy h1{letter-spacing:0;max-width:640px;margin:0;font-family:Noto Serif SC,Songti SC,serif;font-size:clamp(3.65rem,6.4vw,5.65rem);font-weight:500;line-height:1.02}.hero-copy h1 span{color:var(--ink);display:inline-block;position:relative}.hero-copy h1 span:after{z-index:-1;content:"";background:#f4c5a8b8;border-radius:999px;height:18%;position:absolute;bottom:6%;left:0;right:4%;transform:rotate(-1deg)}.hero-lead{max-width:495px;color:var(--body);letter-spacing:0;margin:22px 0 0;font-size:16px;line-height:1.68}.hero-actions{flex-wrap:wrap;align-items:center;gap:18px;margin-top:24px;display:flex}.text-button{min-height:44px;color:var(--ink-soft);background:0 0;align-items:center;gap:8px;padding:0;font-weight:600;display:inline-flex}.text-button:hover{color:var(--muted)}.entry-strip{color:var(--muted-soft);letter-spacing:0;flex-wrap:wrap;align-items:center;gap:10px;margin-top:clamp(32px,5vh,44px);font-size:11px;display:flex}.entry-strip i{background:var(--ink);opacity:.75;border-radius:50%;width:4px;height:4px}.entry-strip span:first-child{color:var(--ink-soft);font-weight:600}.showcase-audio{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.demo-wrap{justify-content:center;align-items:center;height:100%;min-height:0;display:flex}.demo-caption{color:var(--muted);text-align:right;gap:3px;display:grid;position:absolute;top:4px;right:0}.demo-caption span{color:var(--ink-soft);letter-spacing:0;font-size:10px;font-weight:700}.demo-caption strong{letter-spacing:0;font-size:12px;font-weight:500}.phone-shell{background:#292524;border:1px solid #0c0a0926;border-radius:34px;width:min(352px,100%);height:clamp(640px,100svh - 130px,700px);min-height:0;padding:7px;position:relative;box-shadow:0 22px 62px #29252433,0 0 0 8px #ffffff94}.phone-island{z-index:4;background:#292524;border-radius:20px;width:86px;height:22px;position:absolute;top:14px;left:50%;transform:translate(-50%)}.phone-screen{height:100%;color:var(--app-text);background:var(--app-bg);border-radius:28px;flex-direction:column;display:flex;position:relative;overflow:hidden}.mini-program-chrome{background:var(--app-bg);flex:none;padding:12px 18px 7px}.phone-status{color:#2e3132;justify-content:space-between;align-items:center;font-size:10px;font-weight:700;display:flex}.mini-nav{grid-template-columns:78px 1fr 78px;align-items:center;min-height:38px;margin-top:3px;display:grid;position:relative}.mini-nav strong{color:var(--app-text);letter-spacing:0;justify-self:center;font-size:15px;line-height:1}.mini-nav-spacer{width:1px;height:1px}.mini-capsule{color:#292524;background:#ffffffb8;border:1px solid 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1.28fr;gap:9px;margin-top:auto;padding-top:10px;display:grid}.listen-button{border:1px solid var(--hairline-strong);min-height:47px;color:var(--ink-soft);background:var(--surface);border-radius:999px;justify-content:center;align-items:center;gap:7px;font-weight:600;display:inline-flex}.synthesize-button{width:100%;min-height:47px;margin-top:auto;padding-inline:16px;box-shadow:0 10px 22px #0c0a0924}.synthesize-button span{margin-left:auto;font-size:18px;line-height:1}.phone-hint{color:#a1a1aa;text-align:center;margin:7px 0 0;font-size:9px}.voices-demo{padding-top:10px}.voice-search{color:#8f8f94;background:#f3f4f5;border:0;border-radius:999px;align-items:center;gap:8px;min-height:42px;padding:0 12px;font-size:12px;display:flex}.voice-search input{width:100%;min-width:0;color:var(--app-text);font:inherit;background:0 0;border:0;outline:0;font-size:12px}.voice-search input::placeholder{color:#8f8f94}.voice-grid-shell{flex:1;grid-template-columns:58px 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#00000008}.voice-item.active{border-color:var(--app-yellow);box-shadow:0 7px 18px #fbbf2424}.voice-preview-button{min-width:0;color:inherit;text-align:left;background:0 0;flex:1;align-items:center;gap:8px;padding:2px 0;display:flex}.voice-info{flex:1;gap:4px;min-width:0;display:grid}.voice-info strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.voice-info small{color:#8f8f94;text-overflow:ellipsis;white-space:nowrap;font-size:10px;overflow:hidden}.voice-play{width:29px;height:29px;color:var(--ink-soft);background:#a7e5d3ad;border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.voice-play.playing{color:#fff;background:var(--ink)}.pause-bars{border-left:2px solid #fff;border-right:2px solid 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button{min-height:40px;color:var(--muted);background:0 0;border-radius:999px;flex:1;font-size:12px;font-weight:600}.platform-switch button.active{color:var(--ink);background:var(--surface);box-shadow:0 4px 12px #0c0a0912}.gate-panel{border:1px solid var(--hairline);background:var(--surface);border-radius:18px;grid-template-columns:176px 1fr;align-items:center;gap:24px;margin-top:17px;padding:15px;display:grid}.gate-qr{aspect-ratio:1;background:var(--surface-strong);border-radius:13px;place-items:center;display:grid;overflow:hidden}.gate-qr img{object-fit:contain;width:78%;height:78%}.qr-placeholder{color:var(--muted);text-align:center;justify-items:center;gap:8px;display:grid}.qr-placeholder span{font-size:10px}.gate-detail{align-content:center;gap:8px;display:grid}.gate-platform-name{color:var(--muted);font-size:11px;font-weight:700}.gate-detail h3{letter-spacing:0;margin:0;font-family:Noto Serif SC,Songti SC,serif;font-size:25px;font-weight:500}.gate-detail p{color:var(--body);margin:0;line-height:1.5}.gate-action{width:fit-content;margin-top:6px}.gate-note{color:var(--muted-soft);margin-top:15px;display:block}@keyframes phone-fade{0%{opacity:.45;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (width<=920px){.site-shell{height:auto;min-height:100svh;overflow:visible}.site-nav,.compact-main,.compact-footer{width:calc(100% - 40px)}.site-links{border:1px solid var(--hairline);background:var(--canvas-soft);border-radius:16px;flex-direction:column;align-items:stretch;padding:8px;display:none;position:absolute;top:60px;left:0;right:0;box-shadow:0 16px 38px #0c0a091f}.site-links.open{display:flex}.site-links a{justify-content:flex-start}.menu-toggle{display:inline-flex}.compact-main{grid-template-columns:1fr;gap:18px;min-height:auto;padding:44px 0 0}.hero-copy{max-width:720px}.demo-wrap{min-height:604px}.phone-shell{height:clamp(500px,100svh - 130px,550px);min-height:0}.compact-footer{flex-direction:column;align-items:flex-start;gap:8px;height:auto;padding:13px 0 18px}}@media (width<=620px){.site-nav,.compact-main,.compact-footer{width:calc(100% - 28px)}.site-nav{min-height:64px}.site-brand small{display:none}.nav-cta{min-width:44px;padding:0 13px;font-size:0}.nav-cta svg{width:17px;height:17px}.compact-main{padding-top:34px}.hero-copy h1{font-size:clamp(3rem,14vw,4.8rem);line-height:1.06}.hero-lead{font-size:15px}.entry-strip{margin-top:30px}.demo-wrap{min-height:0;padding-top:34px}.demo-caption{top:0;right:0}.phone-shell{width:min(100%,352px);height:550px;min-height:0;box-shadow:12px 20px 48px #29252433,0 0 0 7px #ffffff94}.compact-footer>span:nth-child(2){max-width:300px;line-height:1.5}.gate-panel{grid-template-columns:118px 1fr;gap:15px}.gate-detail h3{font-size:21px}.gate-detail p{font-size:13px}.platform-switch button{padding:0 4px;font-size:11px}}@media (width<=430px){.hero-actions{flex-direction:column;align-items:stretch}.dark-button,.text-button{width:fit-content}.phone-shell{width:100%}.voice-grid-shell{grid-template-columns:50px minmax(0,1fr);gap:7px}.voice-side-rail button{min-height:34px;margin-inline:5px;font-size:9px}.voice-item{min-height:63px}.platform-gate{padding:24px 16px 18px}.gate-copy h2{font-size:2.55rem}.gate-panel{grid-template-columns:1fr}.gate-qr{width:150px;margin:0 auto}}