:root{--bg-0: oklch(98.3% .004 90);--bg-1: oklch(100% 0 0);--bg-2: oklch(95.5% .005 95);--bg-3: oklch(93% .006 95);--line: oklch(90% .006 95);--line-strong: oklch(83% .008 95);--ink: oklch(22% .01 260);--ink-2: oklch(46% .012 260);--ink-3: oklch(63% .01 260);--accent: oklch(46% .11 262);--accent-strong: oklch(38% .12 262);--accent-soft: oklch(93% .03 262);--accent-ink: oklch(99% .004 262);--ok: oklch(52% .12 155);--ok-bg: oklch(94% .04 155);--danger: oklch(52% .15 25);--danger-bg: oklch(95% .03 25);--warn: oklch(62% .12 80);--scrollbar-thumb: var(--line-strong);--scrollbar-thumb-hover: var(--ink-3);--r-sm: 7px;--r-md: 10px;--r-lg: 14px;--r-xl: 20px;--r-pill: 999px;--fs-xs: 11px;--fs-sm: 12px;--fs-md: 12.5px;--fs-base: 13.5px;--fs-lg: 14.5px;--fs-xl: 17px;--fs-2xl: 20px;--fs-3xl: 24px;--fs-4xl: 30px;--shell-max: 1400px;--tap-min: 42px;--shadow-seg: 0 1px 3px rgba(0, 0, 0, .08);--font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", "Microsoft 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