:root{--bg: #f2efee;--surface: #faf8f7;--surface-2: #e9e5e3;--surface-3: #f2f0ef;--ink: #2b2622;--muted: #5f554d;--muted-2: #6f6258;--accent: #0f7d45;--accent-hover: #0b6a3a;--accent-soft: #e0efe6;--accent-ink: #ffffff;--danger: #b23a35;--danger-soft: #f8e8e7;--warn: #8a641c;--warn-soft: #f1efec;--ok: #0f7d45;--mine: #0f7d45;--theirs: #ffffff;--border: #ddd6cf;--border-strong: #cfc5bc;--radius-sm: 8px;--radius: 12px;--radius-lg: 16px;--radius-pill: 999px;--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 20px;--sp-6: 24px;--sp-8: 32px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Songti SC", "Noto Serif SC", serif;--shadow-modal: 0 20px 50px rgba(70, 45, 25, .22);--shadow-toast: 0 12px 32px rgba(70, 45, 25, .24);--ease: cubic-bezier(.2, .7, .3, 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