.format-error-box{margin:8px 0 0;padding:7px 14px;background:#ff474714;color:#d32f2f;border:1px solid #ffcdd2;border-radius:6px;font-size:.97em;line-height:1.6;word-break:break-all;box-shadow:0 1px 2px #ff47470a;transition:background .2s,border-color .2s,color .2s}*{box-sizing:border-box}:root{color-scheme:dark;--bg-page: radial-gradient(circle at top, #0f172a 0, #020617 55%, #000 100%);--bg-card: #020617;--border-subtle: #1e293b;--accent: #38bdf8;--accent-soft: rgba(56, 189, 248, .16);--text: #e5e7eb;--text-muted: #9ca3af;--danger: #f97373;--radius-lg: 18px;--radius-md: 12px;--shadow-soft: 0 18px 45px rgba(15, 23, 42, .9)}:root[data-theme=light]{color-scheme:light;--bg-page: radial-gradient(circle at top, #e0f2fe 0, #f9fafb 40%, #e5e7eb 100%);--bg-card: rgba(255, 255, 255, .96);--border-subtle: rgba(148, 163, 184, .45);--accent: #2563eb;--accent-soft: rgba(37, 99, 235, .12);--text: #0f172a;--text-muted: #6b7280;--danger: #e11d48;--shadow-soft: 0 18px 55px rgba(15, 23, 42, 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