:root{--ink:#201d1d;--ink-deep:#0f0000;--charcoal:#302c2c;--body:#424245;--mute:#646262;--stone:#6e6e73;--ash:#9a9898;--canvas:#fdfcfc;--surface-soft:#f8f7f7;--surface-card:#f1eeee;--surface-dark:#201d1d;--surface-dark-elevated:#302c2c;--hairline:#0f00001f;--hairline-strong:#646262;--accent:#007aff;--warning:#ff9f0a;--danger:#ff3b30;--success:#30d158;--mono:"Berkeley Mono", "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}*{box-sizing:border-box}body{background:var(--canvas);color:var(--ink);font-family:var(--mono);margin:0;font-size:16px;line-height:1.5}a{color:var(--ink)}.container{max-width:960px;margin:0 auto;padding:0 16px}.nav{border-bottom:1px solid var(--hairline);background:var(--canvas);align-items:center;min-height:56px;display:flex}.nav-inner{align-items:center;gap:24px;width:100%;max-width:1100px;margin:0 auto;padding:0 16px;display:flex}.wordmark{white-space:nowrap;letter-spacing:2px;font-size:18px;font-weight:700;line-height:1.2}.nav-links{scrollbar-width:none;flex:1;gap:16px;min-width:0;display:flex;overflow-x:auto}.nav-links::-webkit-scrollbar{display:none}.nav-links a{color:var(--mute);white-space:nowrap;flex-shrink:0;font-weight:500;text-decoration:none}.nav-links a.active,.nav-links a:hover{color:var(--ink)}.nav-user{color:var(--mute);white-space:nowrap;flex-shrink:0;align-items:center;gap:12px;font-size:14px;display:flex}.nav-user a{color:var(--mute);white-space:nowrap;text-decoration:none}.nav-user a:hover,.nav-user a.active{color:var(--ink)}.nav-toggle{border:1px solid var(--hairline-strong);font-family:var(--mono);cursor:pointer;color:var(--ink);background:0 0;border-radius:4px;flex-shrink:0;padding:2px 10px;font-size:16px;display:none}.nav-user-mobile{display:none}.btn{font-family:var(--mono);cursor:pointer;background:var(--ink);color:var(--canvas);white-space:nowrap;border:none;border-radius:4px;padding:2px 20px;font-size:16px;font-weight:500;line-height:2}.btn:active{background:var(--ink-deep)}.btn:disabled{background:var(--surface-card);color:var(--ash);cursor:not-allowed}.btn-secondary{background:var(--canvas);color:var(--ink);border:1px solid var(--hairline-strong)}.btn-danger{background:var(--canvas);color:var(--danger);border:1px solid var(--hairline-strong)}.btn-sm{padding:0 12px;font-size:14px}input,select,textarea{font-family:var(--mono);color:var(--ink);background:var(--surface-soft);border:1px solid var(--hairline);border-radius:4px;width:100%;padding:8px 12px;font-size:16px}input:focus,select:focus,textarea:focus{background:var(--canvas);border-color:var(--ink);outline:none}label{color:var(--mute);margin:12px 0 4px;font-size:14px;display:block}.md-editor{border:1px solid var(--hairline);border-radius:4px;overflow:hidden}.md-editor textarea{border:none;border-radius:0}.md-tabs{background:var(--surface-soft);border-bottom:1px solid var(--hairline);align-items:center;gap:4px;padding:4px 6px;display:flex}.md-tab{font-family:var(--mono);color:var(--mute);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:4px;padding:2px 10px;font-size:13px}.md-tab.active{color:var(--ink);background:var(--canvas);border-color:var(--hairline-strong)}.md-hint{margin-left:auto;font-size:12px}.md-preview{background:var(--canvas);min-height:80px;padding:8px 12px;font-size:15px;overflow-x:auto}.md-preview>:first-child{margin-top:0}.md-preview>:last-child{margin-bottom:0}.md-preview h1,.md-preview h2,.md-preview h3{margin:12px 0 6px;font-size:1.1em}.md-preview p,.md-preview ul,.md-preview ol{margin:6px 0}.md-preview ul,.md-preview ol{padding-left:22px}.md-preview code{background:var(--surface-soft);border-radius:3px;padding:1px 4px;font-size:.9em}.md-preview pre{background:var(--surface-soft);border-radius:4px;padding:8px 10px;overflow-x:auto}.md-preview blockquote{border-left:3px solid var(--hairline-strong);color:var(--mute);margin:6px 0;padding-left:10px}.md-preview table{border-collapse:collapse;margin:6px 0}.md-preview th,.md-preview td{border:1px solid var(--hairline);padding:4px 8px;font-size:.9em}.section{margin:48px 0}.section-title{border-bottom:1px solid var(--hairline);margin-bottom:16px;padding-bottom:8px;font-size:16px;font-weight:700}.hero{background:var(--surface-dark);color:var(--canvas);margin:32px 0;padding:48px 32px}.hero .prompt-row{background:var(--surface-dark-elevated);color:var(--canvas);border-radius:4px;margin-top:24px;padding:8px 12px}.hero .hint{color:var(--ash);margin-top:16px;font-size:14px}.list-row{color:var(--body);border-bottom:1px solid var(--hairline);flex-wrap:wrap;align-items:baseline;gap:12px;padding:8px 0;display:flex}.list-row b{color:var(--ink)}table{border-collapse:collapse;width:100%;font-size:14px}th{text-align:left;color:var(--mute);border-bottom:1px solid var(--hairline-strong);padding:8px;font-weight:500}td{border-bottom:1px solid var(--hairline);color:var(--body);padding:8px}.card{border:1px solid var(--hairline);background:var(--canvas);border-radius:0;margin-bottom:16px;padding:16px 20px}.card.soft{background:var(--surface-soft);border:none;border-radius:4px}.badge{background:var(--surface-dark);color:var(--canvas);border-radius:4px;padding:2px 8px;font-size:14px;line-height:2}.badge.light{background:var(--surface-card);color:var(--charcoal)}.status-done{color:var(--success)}.status-running,.status-pending{color:var(--warning)}.status-failed{color:var(--danger)}.status-stopped{color:var(--mute)}.progress-log{background:var(--surface-card);border:1px solid var(--line);border-radius:4px;max-height:320px;margin:16px 0;padding:12px 14px;font-size:13px;overflow-y:auto}.progress-line{align-items:baseline;gap:10px;padding:4px 0;display:flex}.progress-time{color:var(--mute);flex-shrink:0;font-size:12px}.progress-icon{flex-shrink:0}.progress-done{color:var(--success)}.progress-failed{color:var(--danger)}.progress-stopped{color:var(--mute)}.blink{animation:1.2s step-end infinite blink}@keyframes blink{50%{opacity:.35}}.mute{color:var(--mute);font-size:14px}.error{color:var(--danger);margin:8px 0;font-size:14px}.grid-2{grid-template-columns:1fr 1fr;gap:16px;display:grid}@media (width<=850px){.grid-2{grid-template-columns:1fr}}@media (width<=768px){.nav-inner{justify-content:space-between;gap:12px;padding:8px 16px;position:relative}.wordmark{font-size:16px}.nav-user{display:none}.nav-toggle{display:block}.nav-links{display:none}.nav-links.open{background:var(--canvas);border-bottom:1px solid var(--hairline-strong);z-index:20;flex-direction:column;align-items:stretch;gap:0;display:flex;position:absolute;top:100%;left:0;right:0;overflow:visible}.nav-links.open a{border-top:1px solid var(--hairline);padding:12px 16px}.nav-links.open .nav-user-mobile{border-top:1px solid var(--hairline);justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex}.section{margin:32px 0}.hero{margin:20px 0;padding:32px 20px}.auth-box{margin:32px auto;padding:0 16px}.pdf-frame{height:60vh}table{display:block;overflow-x:auto}th,td{white-space:nowrap}}@media (width<=480px){body{font-size:14px}.btn{padding:4px 14px;font-size:14px}input,select,textarea{font-size:14px}.hero{padding:24px 16px}}.pdf-frame{border:1px solid var(--hairline-strong);background:var(--surface-soft);width:100%;height:75vh}.pdf-preview{border:1px solid var(--hairline-strong);background:var(--surface-soft);width:100%;max-height:80vh;overflow-y:auto}.pdf-pages{flex-direction:column;gap:8px;padding:8px;display:flex}.pdf-page{border:1px solid var(--hairline);background:#fff;width:100%;display:block;box-shadow:0 1px 3px #00000014}.auth-box{max-width:420px;margin:64px auto}.tabs{border-bottom:1px solid var(--hairline-strong);margin-bottom:16px;display:flex}.tab{font-family:var(--mono);color:var(--mute);cursor:pointer;background:0 0;border:none;padding:8px 16px;font-size:16px;font-weight:500}.tab.active{color:var(--ink);border-bottom:2px solid var(--ash)}.home{max-width:880px;margin:0 auto}.home-greeting{text-align:center;margin:48px 0 8px;font-size:26px;font-weight:700}.home-tagline{text-align:center;color:var(--mute);letter-spacing:2px;margin:0 0 24px;font-size:15px}.site-footer{border-top:1px solid var(--hairline);text-align:center;max-width:880px;color:var(--mute);margin:40px auto 0;padding:20px 16px 28px;font-size:12px;line-height:1.8}.prompt-card{border:1px solid var(--hairline-strong);background:var(--canvas);border-radius:12px;padding:12px 12px 8px}.prompt-card textarea{resize:none;background:0 0;border:none;padding:4px 6px}.prompt-card textarea:focus{background:0 0;border:none}.prompt-toolbar{border-top:1px solid var(--hairline);justify-content:space-between;align-items:center;gap:12px;margin-top:4px;padding-top:8px;display:flex}.prompt-tools{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.prompt-chip-wrap{position:relative}.prompt-chip{font-family:var(--mono);background:var(--surface-soft);border:1px solid var(--hairline);cursor:pointer;color:var(--ink);white-space:nowrap;border-radius:999px;padding:4px 14px;font-size:14px}.prompt-chip:hover{border-color:var(--ink)}.prompt-menu{background:var(--canvas);border:1px solid var(--hairline-strong);z-index:30;border-radius:8px;min-width:280px;max-width:70vw;max-height:260px;position:absolute;top:calc(100% + 6px);left:0;overflow-y:auto}.prompt-menu-item{cursor:pointer;border-bottom:1px solid var(--hairline);padding:10px 14px;font-size:14px}.prompt-menu-item:last-child{border-bottom:none}.prompt-menu-item:hover{background:var(--surface-soft)}.prompt-send{background:var(--ink);width:36px;height:36px;color:var(--canvas);font-family:var(--mono);cursor:pointer;border:none;border-radius:50%;flex-shrink:0;font-size:18px}.prompt-send:disabled{background:var(--surface-card);color:var(--ash);cursor:not-allowed}.home-hint{text-align:center;color:var(--mute);margin:12px 0 8px;font-size:13px}.home-row-head{justify-content:space-between;align-items:baseline;margin:40px 0 12px;font-weight:700;display:flex}.home-row-head a{font-size:14px;font-weight:400;text-decoration:none}.recent-row{gap:12px;padding-bottom:8px;display:flex;overflow-x:auto}.recent-card{border:1px solid var(--hairline);min-width:170px;max-width:170px;color:var(--ink);background:var(--canvas);border-radius:10px;flex-direction:column;flex-shrink:0;gap:6px;padding:14px 16px;font-size:14px;text-decoration:none;display:flex}.recent-card:hover{border-color:var(--ink)}.recent-new{cursor:pointer;color:var(--mute);border-style:dashed;justify-content:center;align-items:center}.recent-title{white-space:nowrap;text-overflow:ellipsis;font-weight:700;overflow:hidden}.feature-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:48px;display:grid}.feature-card{color:var(--canvas);border-radius:10px;flex-direction:column;gap:8px;min-height:90px;padding:20px 18px;text-decoration:none;display:flex}.feature-card span{opacity:.75;font-size:13px}.feature-card:hover{opacity:.92}.f-a{background:#1c1c1c}.f-b{background:#7a1e5c}.f-c{background:#23306e}.f-d{background:#145244}.f-e{background:#6e4a12}.f-f{background:#4a1414}@media (width<=768px){.feature-grid{grid-template-columns:repeat(2,1fr)}.home{flex-direction:column;justify-content:center;min-height:calc(100vh - 140px);padding-bottom:32px;display:flex}.home-greeting{margin:0 0 6px;font-size:22px}.home-tagline{margin:0 0 20px}.home-row-head{margin-top:32px}}@media (width<=480px){.feature-grid{grid-template-columns:1fr}}.paywall{border:1px solid var(--hairline);border-radius:8px;margin-top:16px;position:relative;overflow:hidden}.paywall-preview{max-height:320px;padding:20px 24px 0;overflow:hidden}.paywall-preview h1,.paywall-preview h2,.paywall-preview h3{font-size:18px}.paywall-fade{background:linear-gradient(#fdfcfc00, var(--canvas));pointer-events:none;height:140px;position:absolute;bottom:148px;left:0;right:0}.paywall-cta{text-align:center;background:var(--surface-soft);border-top:1px solid var(--hairline);padding:20px 24px 24px;position:relative}.paywall-title{margin-bottom:6px;font-weight:700}