/* Hallmark · pre-emit critique: P4 H5 E4 S4 R4 V5 · contrast: pass · mobile: pass */
/* Hallmark · macrostructure: Product-led sourcing page · tone: tactile editorial · anchor hue: saffron */
/* 字体：使用系统字体栈，避免依赖 Google Fonts（大陆访问被墙） */

:root {
  --color-ink: oklch(21% 0.025 260);
  --color-ink-soft: oklch(37% 0.025 260);
  --color-paper: oklch(97% 0.012 90);
  --color-paper-deep: oklch(92% 0.018 90);
  --color-saffron: oklch(72% 0.14 72);
  --color-saffron-deep: oklch(58% 0.13 70);
  --color-sage: oklch(71% 0.08 150);
  --color-blue: oklch(49% 0.1 245);
  --color-line: oklch(28% 0.025 260 / 0.16);
  --color-white: oklch(100% 0.005 90);
  --color-focus: oklch(59% 0.16 245);
  --color-accent-ink: var(--color-ink);
  --color-paper-glass: oklch(97% 0.012 90 / 0.94);
  --color-paper-82: oklch(97% 0.012 90 / 0.82);
  --color-paper-78: oklch(97% 0.012 90 / 0.78);
  --color-paper-73: oklch(97% 0.012 90 / 0.73);
  --color-paper-72: oklch(97% 0.012 90 / 0.72);
  --color-paper-68: oklch(97% 0.012 90 / 0.68);
  --color-paper-58: oklch(97% 0.012 90 / 0.58);
  --color-paper-52: oklch(97% 0.012 90 / 0.52);
  --color-paper-50: oklch(97% 0.012 90 / 0.5);
  --color-paper-46: oklch(97% 0.012 90 / 0.46);
  --color-white-46: oklch(100% 0.005 90 / 0.46);
  --color-white-34: oklch(100% 0.005 90 / 0.34);
  --color-white-28: oklch(100% 0.005 90 / 0.28);
  --color-white-25: oklch(100% 0.005 90 / 0.25);
  --color-white-20: oklch(100% 0.005 90 / 0.2);
  --color-white-06: oklch(100% 0.005 90 / 0.06);
  --color-ink-84: oklch(21% 0.025 260 / 0.84);
  --color-ink-58: oklch(20% 0.025 260 / 0.58);
  --color-ink-50: oklch(20% 0.025 260 / 0.5);
  --color-ink-22: oklch(21% 0.025 260 / 0.22);
  --font-display: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --shadow-soft: 0 16px 40px oklch(20% 0.03 260 / 0.12);
  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 160ms;
  --dur-base: 260ms;
}