:root{--bg: #f2f5f9;--panel: #ffffff;--text: #10203a;--subtext: #4f5f7a;--border: #d8e0ea;--line: #ecf1f6;--primary: #0b6a8c;--primary-strong: #0a5470;--warn: #a84b10;--danger: #b91c1c;--status-todo-bg: #e0f2fe;--status-todo-text: #0c4a6e;--status-progress-bg: #fef3c7;--status-progress-text: #92400e;--status-review-bg: #ede9fe;--status-review-text: #5b21b6;--status-done-bg: #dcfce7;--status-done-text: #166534;--high: #dc2626;--medium: #d97706;--low: #0f766e;--shadow-sm: 0 2px 8px rgba(16, 32, 58, .06);--shadow-md: 0 10px 30px rgba(16, 32, 58, .1);--radius: 12px;--radius-sm: 8px}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,PingFang SC,sans-serif;background:radial-gradient(circle at 5% 0%,#eaf3ff 0%,transparent 40%),radial-gradient(circle at 95% 0%,#edfdf6 0%,transparent 35%),var(--bg);color:var(--text)}.page{padding:20px;max-width:1120px;margin:0 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