:root{color-scheme:light dark;--bg: #eceee9;--bg-soft: #f4f5f1;--panel: #ffffff;--panel-2: #fbfcfa;--ink: #17202a;--muted: #5c6670;--faint: #8b939a;--line: #dcdfd8;--line-soft: #e7e9e3;--accent: #176f63;--accent-strong: #0f5c52;--accent-soft: #e7f1ed;--on-accent: #ffffff;--gold: #d7951e;--danger: #b23a26;--danger-soft: #f6e7e3;--radius: 16px;--radius-sm: 10px;--radius-pill: 999px;--shadow-sm: 0 1px 2px rgba(23, 32, 42, .06), 0 2px 8px rgba(23, 32, 42, .05);--shadow: 0 12px 32px rgba(23, 32, 42, .12);--shadow-lg: 0 24px 60px rgba(23, 32, 42, .22);--appbar-h: 56px;--safe-bottom: env(safe-area-inset-bottom, 0px);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--bg: #11161b;--bg-soft: #161c22;--panel: #1b232b;--panel-2: #202a33;--ink: #e9edf0;--muted: #9aa6b0;--faint: #6f7d88;--line: #2c3742;--line-soft: #25303a;--accent: #2f9e8c;--accent-strong: #38b3a0;--accent-soft: #1c2e2c;--on-accent: #04110e;--danger: #e07a63;--danger-soft: #2e201c;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow: 0 12px 32px rgba(0, 0, 0, .5);--shadow-lg: 0 24px 60px rgba(0, 0, 0, .6)}}:root[data-theme=dark]{color-scheme:dark;--bg: #11161b;--bg-soft: #161c22;--panel: #1b232b;--panel-2: #202a33;--ink: #e9edf0;--muted: #9aa6b0;--faint: #6f7d88;--line: #2c3742;--line-soft: #25303a;--accent: #2f9e8c;--accent-strong: #38b3a0;--accent-soft: #1c2e2c;--on-accent: #04110e;--danger: #e07a63;--danger-soft: #2e201c;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow: 0 12px 32px rgba(0, 0, 0, .5);--shadow-lg: 0 24px 60px rgba(0, 0, 0, .6)}:root[data-theme=light]{color-scheme:light}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}h2{margin:0;font-size:17px;font-weight:700}.app{display:flex;flex-direction:column;min-height:100dvh}.appbar{position:sticky;top:0;z-index:30;height:var(--appbar-h);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 clamp(12px,4vw,28px);padding-top:env(safe-area-inset-top,0px);border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--panel) 86%,transparent);-webkit-backdrop-filter:saturate(160%) blur(14px);backdrop-filter:saturate(160%) blur(14px)}.brand{display:flex;align-items:center;gap:10px;min-width:0}.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--accent),var(--accent-strong));color:var(--on-accent);font-size:16px;flex:0 0 auto}.brand-name{font-weight:800;font-size:16px;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.appbar-actions{display:flex;align-items:center;gap:8px}.workspace{flex:1;display:grid;grid-template-columns:1fr;grid-template-areas:"stage" "history" "composer";gap:12px;padding:12px clamp(12px,4vw,28px);min-height:0}.stage{grid-area:stage}.history{grid-area:history}.composer{grid-area:composer}.stage,.history,.composer{background:var(--panel);border:1px solid 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span{color:var(--muted)}.detail-kv strong{min-width:0;overflow-wrap:anywhere}.prompt-readonly{min-height:72px;max-height:200px;overflow:auto;padding:12px;border-radius:var(--radius-sm);border:1px solid var(--line);background:var(--panel-2);line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}.detail-refs{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:10px}.detail-refs img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--line);background:var(--panel-2)}.toast{position:fixed;left:50%;bottom:calc(20px + var(--safe-bottom));transform:translate(-50%);z-index:60;max-width:min(440px,calc(100vw - 32px));padding:12px 16px;border-radius:var(--radius-sm);color:#fff;background:var(--danger);box-shadow:var(--shadow);font-weight:600;animation:toast-in .18s ease}.toast.toast-ok{background:var(--accent)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,8px)}}@media (min-width: 880px){:root{--appbar-h: 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var(--line);border-radius:10px;background:var(--panel-2);color:inherit;outline:none;font:inherit}.login-card input[type=password]:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}.login-card button[type=submit]{width:100%;height:50px;margin-top:16px;border:1px solid var(--accent-strong);border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-strong));color:#fff;font:inherit;font-weight:800;letter-spacing:.3px}.login-card button[type=submit]:hover{filter:brightness(1.05)}.login-card button[type=submit]:disabled{opacity:.7;cursor:wait}.login-error{min-height:20px;margin-top:12px;color:var(--danger);font-size:13px;font-weight:700}