:root{--font-body:"Inter","Segoe UI",sans-serif;--font-display:"Avenir Next","Segoe UI",sans-serif;--safe-top:env(safe-area-inset-top);--safe-right:env(safe-area-inset-right);--safe-bottom:env(safe-area-inset-bottom);--safe-left:env(safe-area-inset-left);--radius-xl:28px;--radius-lg:20px;--radius-md:14px;--radius-pill:999px;--shadow-wide:0 32px 110px rgba(0,0,0,0.38);--shadow-soft:0 20px 58px rgba(0,0,0,0.28);--shadow-panel:0 24px 72px rgba(0,0,0,0.32);--shadow-elevated:var(--shadow-panel);--shell-gap:clamp(18px,2vw,28px);--shell-padding:clamp(16px,2.4vw,28px);--sidebar-width:clamp(264px,20vw,320px);--sidebar-collapsed-width:88px;--bg:var(--bg-app);--bg-accent:var(--bg-shell);--surface:var(--bg-surface);--surface-elevated:var(--bg-surface-elevated);--surface-muted:var(--bg-surface-subtle);--bg-stage:var(--bg-surface-elevated);--border:var(--border-soft);--text:var(--text-primary);--text-muted:var(--text-secondary);--text-soft:var(--text-tertiary);--primary:var(--accent);--primary-strong:var(--accent-strong);--reader-canvas:var(--canvas-reader);--reader-stage:var(--canvas-reader-stage);--reader-ink:var(--canvas-reader-ink);--button-primary-start:var(--accent);--button-primary-end:var(--accent-strong);--button-secondary-start:color-mix(in srgb,var(--bg-surface-elevated) 94%,transparent);--button-secondary-mid:color-mix(in srgb,var(--accent) 18%,var(--bg-surface-elevated));--button-secondary-end:color-mix(in 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10%,transparent);--button-premium-start:#67e8f9;--button-premium-mid:#22d3ee;--button-premium-end:#0ea5e9}html[data-theme=forest]{color-scheme:dark;--bg-app:#04130d;--bg-shell:#071c13;--bg-workspace:#0b2619;--bg-surface:rgba(15,42,29,0.92);--bg-surface-elevated:rgba(23,56,39,0.96);--bg-surface-subtle:rgba(52,211,153,0.09);--bg-stage:#123321;--text-primary:#f0fdf4;--text-secondary:#a8c9b6;--text-tertiary:#dcfce7;--text-inverse:#f8fbff;--border-soft:rgba(134,239,172,0.18);--border-strong:rgba(52,211,153,0.42);--accent:#34d399;--accent-strong:#10b981;--accent-foreground:#04130d;--reader-canvas:#f5faf6;--reader-stage:#dfe9e1;--reader-ink:#1b2b21;--canvas-reader:var(--reader-canvas);--canvas-reader-stage:var(--reader-stage);--canvas-reader-ink:var(--reader-ink);--success:#86efac;--warning:#f8d36a;--danger:#fb7185;--button-secondary-mid:color-mix(in srgb,#34d399 17%,var(--bg-surface-elevated));--button-secondary-end:color-mix(in srgb,#10b981 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72px;opacity:.15;pointer-events:none;-webkit-mask-image:radial-gradient(circle at center,black 30%,transparent 85%);mask-image:radial-gradient(circle at center,black 30%,transparent 85%)}a{color:inherit;text-decoration:none}.route-loading-shell{min-height:100svh;display:grid;place-items:center;padding:clamp(24px,5vw,72px)}.route-loading-card{width:min(620px,100%);display:grid;grid-gap:24px;gap:24px;padding:clamp(24px,4vw,42px);border:1px solid color-mix(in srgb,var(--accent) 26%,var(--border-soft));border-radius:var(--radius-xl);background:radial-gradient(circle at 20% 0,color-mix(in srgb,var(--accent) 22%,transparent),transparent 34%),linear-gradient(135deg,color-mix(in srgb,var(--bg-surface-elevated) 96%,transparent),color-mix(in srgb,var(--bg-stage) 78%,transparent));box-shadow:var(--shadow-panel)}.route-loading-orb{width:52px;height:52px;border-radius:50%;border:2px solid color-mix(in srgb,var(--accent) 35%,transparent);border-top-color:var(--accent);background:color-mix(in 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50%;color:var(--text-primary);width:42px;height:42px;cursor:pointer;transition:background .22s ease,background-position .22s ease,border-color .16s ease,transform .16s ease,box-shadow .16s ease}.sidebar-close:hover{transform:translateY(-1px);border-color:var(--border-strong);background-position:100% 50%;box-shadow:0 16px 30px rgba(0,0,0,.16)}.sidebar-theme-selector{gap:12px}.theme-switcher-grid{display:grid;grid-gap:10px;gap:10px;grid-template-columns:repeat(2,minmax(0,1fr))}.theme-option-button{justify-content:flex-start;min-height:56px;padding:12px 14px;border-radius:18px;border-color:color-mix(in srgb,var(--border-soft) 94%,transparent);background:color-mix(in srgb,var(--bg-surface) 86%,transparent)}.theme-option-button[data-active=true]{border-color:color-mix(in srgb,var(--primary) 44%,transparent);background:linear-gradient(180deg,color-mix(in srgb,var(--bg-surface-elevated) 96%,transparent),color-mix(in srgb,var(--bg-surface) 94%,transparent)),radial-gradient(circle at right 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82%,var(--text))}.field-character-count[data-tone=danger]{color:var(--danger)}.divider{height:1px;background:var(--border)}.tag{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;background:var(--bg-surface-subtle);font-size:.8rem;font-weight:700}.empty-state,.tag{color:var(--text-muted)}.empty-state{padding:28px;border:1px dashed var(--border);border-radius:var(--radius-lg)}.preview-surface{min-height:240px;padding:20px;border:1px solid var(--border);border-radius:var(--radius-lg);background:color-mix(in srgb,var(--surface) 80%,transparent)}.scrollable-preview-panel{display:grid;grid-gap:18px;gap:18px;padding:clamp(18px,2vw,24px);border:1px solid color-mix(in srgb,var(--border-soft) 92%,transparent);border-radius:34px;background:linear-gradient(180deg,color-mix(in srgb,var(--bg-surface-elevated) 96%,transparent),color-mix(in srgb,var(--bg-surface) 94%,transparent)),radial-gradient(circle at top right,color-mix(in srgb,var(--accent) 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