:root{--bg:#0d1117;--panel:#161b22;--border:#30363d;--text:#e6edf3;--muted:#8b949e;--accent:#1f6feb;--ok:#3fb950;--warn:#d29922;--err:#f85149;--bg-soft:#010409;--border-soft:#21262d;--faint:#6e7681;--brand:#a371f7;--brand-hi:#b083f8;--link:#58a6ff;--panel-2:#1c2129;--canvas:#0b0e13;--content-width:760px;--wide-width:1120px}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{background:var(--bg);color:var(--text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,Noto Sans SC,sans-serif;font-size:16px;line-height:1.7}html[lang=zh-CN] body{line-height:1.75}h1,h2,h3,h4{color:var(--text);margin:40px 0 12px;font-weight:650;line-height:1.35}h1{font-size:28px}h2{font-size:20px}h3{font-size:17px}p{margin:0 0 16px}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{outline:2px solid var(--link);outline-offset:2px;border-radius:2px}.skip-link{z-index:100;background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px 16px;position:absolute;top:8px;left:-9999px}.skip-link:focus{left:8px}.container{max-width:var(--content-width);margin:0 auto;padding:0 20px}.container-wide{max-width:var(--wide-width);margin:0 auto;padding:0 20px}main{min-height:60vh;display:block}.site-header{border-bottom:1px solid var(--border);background:var(--bg)}.site-header .inner{align-items:center;gap:28px;height:64px;display:flex}.logo{color:var(--text);align-items:center;gap:10px;font-size:15px;font-weight:700;display:inline-flex}.logo:hover{text-decoration:none}.logo-mark{background:var(--brand);border-radius:50%;flex:none;width:24px;height:24px;position:relative}.logo-mark:before{content:"";background:var(--bg);opacity:.4;border-radius:50%;width:9px;height:9px;position:absolute;top:3px;left:3px}.site-nav{gap:26px;margin-left:auto;display:flex}.site-nav a{color:var(--muted);font-size:13px}.site-nav a:hover{color:var(--text);text-decoration:none}.header-cta{flex:none}.btn{cursor:pointer;border-radius:9999px;justify-content:center;align-items:center;gap:8px;padding:10px 22px;font-size:14px;font-weight:700;text-decoration:none;display:inline-flex}.btn:hover{text-decoration:none}.btn-primary{background:linear-gradient(180deg, var(--brand-hi), var(--brand));color:var(--bg)}.btn-primary:hover{filter:brightness(1.08)}.btn-ghost{border:1px solid var(--border);color:var(--text);background:0 0}.btn-ghost:hover{border-color:var(--muted)}.btn-sm{padding:6px 18px;font-size:12.5px}.site-footer{background:var(--bg-soft);border-top:1px solid var(--border);text-align:center;padding:28px 20px 30px}.footer-disc{color:var(--faint);max-width:720px;margin:0 auto 16px;font-size:11px;line-height:1.7}.footer-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:24px;margin:0 0 16px;display:flex}.bmc-slot{align-items:center;min-height:32px;display:inline-flex}.bmc-slot img{width:auto;height:32px;display:block}.footer-support{color:var(--muted);font-size:11px}.footer-links{color:var(--muted);flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;font-size:12px;display:flex}.footer-links .sep{color:var(--border)}.lang-switch{align-items:center;gap:10px;font-size:12px;display:inline-flex}.lang-switch strong{color:var(--text);font-weight:700}.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:20px}.callout{background:var(--panel);border-left:4px solid var(--ok);border-radius:12px;padding:20px 24px}.callout.callout-brand{border-left-color:var(--brand)}.callout h2,.callout h3{margin:0 0 10px}.table-wrap{border:1px solid var(--border);border-radius:10px;margin:16px 0;overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:560px;font-size:13.5px}thead th{background:var(--panel-2);color:var(--text);text-align:left;white-space:nowrap;padding:10px 16px;font-weight:700}tbody td{border-top:1px solid var(--border);color:var(--muted);vertical-align:top;padding:10px 16px}td.mono,.mono{font-family:ui-monospace,Consolas,Cascadia Mono,monospace}tbody td.mono{color:var(--link);font-size:12.5px}details.faq{background:var(--panel);border:1px solid var(--border);border-radius:8px;margin-bottom:12px;padding:0}details.faq summary{cursor:pointer;color:var(--text);padding:16px 44px 16px 20px;font-size:14px;list-style:none;position:relative}details.faq summary::-webkit-details-marker{display:none}details.faq summary:after{content:"+";color:var(--muted);font-size:16px;font-weight:700;position:absolute;top:50%;right:18px;transform:translateY(-50%)}details.faq[open] summary:after{content:"–"}details.faq .faq-body{color:var(--muted);padding:0 20px 16px;font-size:13.5px;line-height:1.7}.faint{color:var(--faint);font-size:13px}.page-eyebrow{color:var(--muted);margin:40px 0 6px;font-size:13px}.text-link-arrow{color:var(--link)}.page-cols{grid-template-columns:210px minmax(0,1fr);gap:48px;max-width:1058px;margin:0 auto;padding:0 20px;display:grid}.toc{align-self:start;padding-top:44px;font-size:12.5px;position:sticky;top:24px}.toc h2{color:var(--text);margin:0 0 14px;font-size:13px}.toc ol{gap:10px;margin:0;padding:0;list-style:none;display:grid}.toc a{color:var(--muted);display:inline-block}.toc a:hover{color:var(--link);text-decoration:none}.prose{max-width:800px;padding-top:8px;padding-bottom:64px}.prose h1{margin-top:36px}.prose h2{margin-top:44px}.prose p{color:var(--muted);margin:0 0 14px}.prose strong{color:var(--text)}.prose ul{margin:0 0 16px;padding:0;list-style:none}.prose ul li{color:var(--muted);margin-bottom:10px;padding-left:22px;position:relative}.prose ul li:before{content:"";background:var(--ok);border-radius:50%;width:5px;height:5px;position:absolute;top:.62em;left:4px}.prose code{color:var(--link);background:var(--bg-soft);border:1px solid var(--border-soft);border-radius:6px;padding:1px 6px;font-family:ui-monospace,Consolas,Cascadia Mono,monospace;font-size:.88em}.prose .callout p:last-child,.prose .callout ul:last-child{margin-bottom:0}.meta-line{color:var(--muted);margin:-4px 0 8px;font-size:13px}@media (max-width:999px){.page-cols{grid-template-columns:minmax(0,1fr)}.toc{display:none}}.uninstall{padding-bottom:64px}.anon-bar{border-left-color:var(--ok);color:var(--text);margin-bottom:28px;padding:12px 20px;font-size:14px}.form-card{background:var(--panel);border:1px solid var(--border);border-radius:10px;margin:8px 0 20px;padding:12px}.form-card iframe{background:var(--canvas);border:0;border-radius:6px;width:100%;display:block}.fallback{font-size:14px}.hero{text-align:center;padding:56px 0 0;position:relative;overflow:hidden}.hero-glow{filter:blur(60px);pointer-events:none;border-radius:50%;position:absolute}.hero-glow-brand{background:radial-gradient(closest-side,#a371f729,#0000);width:560px;height:360px;top:60px;left:40px}.hero-glow-ok{background:radial-gradient(closest-side,#3fb95017,#0000);width:480px;height:320px;top:460px;right:60px}.hero-inner{position:relative}.eyebrow{color:var(--brand);letter-spacing:1.5px;margin:0 0 18px;font-size:12px}.hero h1{margin:0 0 20px;font-size:42px;line-height:1.25}.h1-brand{color:var(--brand)}.hero-subs p{color:var(--muted);margin:0;font-size:15px;line-height:1.75}.hero-btns{flex-wrap:wrap;justify-content:center;gap:16px;margin:32px 0 48px;display:flex}.btn-lg{padding:13px 30px;font-size:14.5px}.hero-shot{background:var(--panel);border:1px solid var(--border);text-align:center;border-bottom:0;border-radius:18px 18px 0 0;padding:20px}.shot-canvas{background:var(--canvas);border-radius:8px;padding:90px 20px 70px}.lyric-dim{color:var(--faint);margin:0 0 26px;font-size:17px;line-height:1.6}.lyric-active{color:var(--text);margin:0 0 26px;font-size:20px;line-height:1.6;display:block}.lyric-hl{color:var(--brand);font-weight:700}.shot-progress{background:var(--border);border-radius:2px;max-width:560px;height:4px;margin:26px auto 0;overflow:hidden}.shot-progress span{background:var(--brand);border-radius:2px;width:36%;height:100%;display:block}.shot-progress-sm{max-width:180px;margin:20px auto 0}.shot-progress-sm span{width:60%}.home-section{padding:72px 0}.band-soft{background:var(--bg-soft)}.section-title{text-align:center;margin:0 0 12px;font-size:26px}.section-sub{color:var(--muted);text-align:center;max-width:640px;margin:0 auto 44px;font-size:13.5px;line-height:1.8}.steps-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.step-num{color:var(--brand);margin:0 0 8px;font-family:ui-monospace,Consolas,monospace;font-size:14px;font-weight:700}.step h3{margin:0 0 8px;font-size:15px}.step-lines{color:var(--muted);margin:0;font-size:12.5px;line-height:1.7}.step-visual{background:var(--panel);border:1px solid var(--border);border-radius:12px;justify-content:center;align-items:center;min-height:148px;margin-top:16px;padding:16px;display:flex}.popup-box{background:var(--bg-soft);border:1px solid var(--border);border-radius:8px;width:100%;max-width:240px;padding:14px 16px}.popup-title{color:var(--text);margin:0 0 12px;font-size:12px;font-weight:700}.popup-row{align-items:center;gap:10px;margin-bottom:12px;display:flex}.popup-row:last-child{margin-bottom:0}.dot{border-radius:50%;flex:none;width:8px;height:8px}.dot-ok{background:var(--ok)}.popup-bar{background:var(--border);border-radius:3px;width:100%;height:8px;display:block}.canvas-169{background:var(--canvas);text-align:center;border-radius:6px;width:100%;padding:34px 22px 26px}.canvas-169 .lyric-active{margin-bottom:8px;font-size:15px}.canvas-169 .lyric-dim{margin-bottom:0;font-size:12px}.canvas-169 .shot-progress{max-width:none;margin-top:20px}.portrait-wrap{padding:12px 0}.canvas-916{background:var(--canvas);text-align:center;border-radius:6px;width:96px;margin:0 auto;padding:26px 8px 18px}.canvas-916 .lyric-active{margin-bottom:4px;font-size:10px;line-height:1.5}.canvas-916 .lyric-dim{margin-bottom:0;font-size:8.5px}.canvas-916-lg{width:150px;padding:44px 14px 30px}.canvas-916-lg .lyric-active{font-size:13px}.canvas-916-lg .lyric-dim{font-size:11px}.cards-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.feature-card h3{margin:0 0 10px;font-size:14px}.card-lines{color:var(--muted);margin:0;font-size:12.5px;line-height:1.7}.tags{flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:36px;display:flex}.tag{color:var(--muted);background:var(--panel);border:1px solid var(--border);border-radius:9999px;padding:4px 13px;font-family:ui-monospace,Consolas,monospace;font-size:11px}.tpl-wall{background:var(--panel);border:1px solid var(--border);border-radius:18px;grid-template-columns:repeat(4,1fr);gap:24px;padding:24px;display:grid}.tpl-card{background:var(--bg-soft);border-radius:8px;align-content:center;gap:14px;padding:28px 20px;display:grid}.tpl-bar{background:var(--border);border-radius:4px;height:8px;display:block}.tpl-bar-brand{background:var(--brand);opacity:.85}.tpl-bar-dim{width:70%}.p2e-grid{grid-template-columns:repeat(2,1fr);gap:24px;display:grid}.p2e-fig{margin:0}.p2e-visual{background:var(--panel);border:1px solid var(--border);border-radius:12px;justify-content:center;align-items:center;min-height:230px;padding:28px;display:flex}.fig-cap{color:var(--muted);text-align:center;gap:2px;padding-top:14px;font-size:12.5px;line-height:1.7;display:grid}.priv-narrow{max-width:860px}.priv-callout{max-width:760px;margin:0 auto}.priv-callout h3{margin:0 0 10px;font-size:14px}.callout-body{color:var(--muted);margin:0 0 14px;font-size:13px;line-height:1.8}.callout-link{font-size:13px}.faq-narrow{max-width:820px}.closing{text-align:center;padding:88px 0}.close-title{text-align:center;margin:0 0 12px;font-size:30px}.closing .hero-btns{margin-bottom:0}@media (max-width:1023px){.steps-grid,.cards-grid,.tpl-wall{grid-template-columns:repeat(2,1fr)}}@media (max-width:767px){.hero h1{font-size:30px}.home-section{padding:52px 0}.section-title{font-size:22px}.steps-grid,.cards-grid,.p2e-grid{grid-template-columns:1fr}.tpl-wall{grid-template-columns:repeat(2,1fr);gap:14px;padding:16px}.hero-shot{border-radius:14px 14px 0 0}}@media (max-width:360px){.tpl-wall{grid-template-columns:1fr}}.nf{text-align:center;padding:80px 20px 100px}.nf-code{color:var(--brand);letter-spacing:4px;margin:0 0 8px;font-size:56px;font-weight:700}.nf-zh{color:var(--muted)}@media (max-width:767px){h1{font-size:24px}h2{font-size:18px}h3{font-size:15.5px}.site-nav{display:none}.site-header .inner{gap:16px}.site-header .header-cta{margin-left:auto}}@media (max-width:360px){body{font-size:15px}.btn{padding:10px 16px;font-size:13px}}
