:root{--color-bg: #F7F6FB;--color-surface: #ffffff;--color-border: #E4E1F5;--color-ink: #1C1B1F;--color-ink-soft: #5B5768;--color-brand: #6C63FF;--color-brand-soft: #EFEDFF;--color-accent: #FF5A36;--color-accent-soft: #FFE4DA;--color-danger: #C0362C;--color-marker: #FF5A36;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 18px;--shadow-card: 0 1px 2px rgba(28, 27, 31, .04), 0 10px 28px rgba(28, 27, 31, .07);--font-display: "Sora", "Segoe UI", sans-serif;--font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "IBM Plex Mono", "Consolas", monospace;font-family:var(--font-body)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--color-bg);color:var(--color-ink);-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:var(--font-display);font-weight:700;letter-spacing:-.01em;margin:0}.kicker{font-family:var(--font-mono);font-size:11.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--color-ink-soft)}.brand-mark{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);font-weight:700;font-size:14px;color:var(--color-ink);text-decoration:none}.brand-mark .brand-mark-sq{width:18px;height:18px;border-radius:5px;background:var(--color-brand);flex-shrink:0}button{font-family:inherit}a{color:var(--color-brand)}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--color-brand);outline-offset:2px}.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid transparent;border-radius:var(--radius-sm);padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer;transition:transform .05s ease,background .15s ease,border-color .15s ease,color .15s ease}.btn:active{transform:scale(.98)}.btn-primary{background:var(--color-accent);color:#fff}.btn-primary:hover{background:#e44e2d}.btn-secondary{background:var(--color-surface);color:var(--color-ink);border-color:var(--color-border)}.btn-secondary:hover{border-color:var(--color-brand);color:var(--color-brand)}.btn-danger{background:transparent;color:var(--color-danger);border-color:transparent}.btn-danger:hover{background:#fbeceb}.btn:disabled{opacity:.5;cursor:not-allowed}.input,.textarea{width:100%;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:9px 12px;font-size:14px;font-family:inherit;color:var(--color-ink);background:var(--color-surface)}.input:focus,.textarea:focus{border-color:var(--color-brand)}.textarea{resize:vertical;min-height:72px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card)}.error-text{color:var(--color-danger);font-size:13px}::selection{background:var(--color-brand-soft)}.rich-text-toolbar{display:flex;flex-wrap:wrap;gap:2px;padding:6px;border:1px solid var(--color-border);border-bottom:none;border-radius:var(--radius-sm) var(--radius-sm) 0 0;background:var(--color-bg)}.rich-text-toolbar button{border:1px solid transparent;background:transparent;border-radius:var(--radius-sm);padding:5px 9px;font-size:13px;font-weight:600;cursor:pointer;color:var(--color-ink);line-height:1}.rich-text-toolbar button:hover{border-color:var(--color-border);background:var(--color-surface)}.rich-text-toolbar button.is-active{background:var(--color-brand-soft);color:var(--color-brand);border-color:var(--color-brand)}.rich-text-toolbar .divider{width:1px;background:var(--color-border);margin:2px 4px}.rich-text-content,.ProseMirror{border:1px solid var(--color-border);border-radius:0 0 var(--radius-sm) var(--radius-sm);padding:12px 14px;min-height:140px;font-size:14px;line-height:1.6}.rich-text-content:not(.ProseMirror){border-radius:var(--radius-sm)}.ProseMirror:focus{outline:none;border-color:var(--color-brand)}.rich-text-content p,.ProseMirror p{margin:0 0 .75em}.rich-text-content ul,.rich-text-content ol,.ProseMirror ul,.ProseMirror ol{margin:0 0 .75em;padding-left:1.4em}.rich-text-content blockquote,.ProseMirror blockquote{margin:0 0 .75em;padding-left:12px;border-left:3px solid var(--color-border);color:var(--color-ink-soft)}.rich-text-content p:last-child,.ProseMirror p:last-child{margin-bottom:0}.ProseMirror p.is-editor-empty:first-child:before{content:attr(data-placeholder);float:left;height:0;color:var(--color-ink-soft);pointer-events:none}.rich-text-content table,.ProseMirror table{border-collapse:collapse;width:100%;margin:0 0 .75em}.rich-text-content td,.rich-text-content th,.ProseMirror td,.ProseMirror th{border:1px solid var(--color-border);padding:6px 10px;vertical-align:top;text-align:left}.rich-text-content th,.ProseMirror th{background:var(--color-bg);font-weight:700}.rich-text-content mark,.ProseMirror mark{border-radius:2px;padding:0 2px}.ProseMirror .selectedCell{background:var(--color-brand-soft)}