@import url("https://cdn.jsdelivr.net/npm/@fontsource/noto-serif-sc@5.2.9/500.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/noto-serif-sc@5.2.9/600.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/noto-serif-sc@5.2.9/700.css");

:root {
  --bg: rgb(0, 0, 0);
  --border-card: 1px solid var(--line);
  --color-ink: rgb(5, 5, 5);
  --color-white: rgb(255, 255, 255);
  --container: 1200px;
  --content-readable: 620px;
  --content-wide: 760px;
  --font-body:
    "Noto Serif SC",
    "Source Han Serif SC",
    "Source Han Serif SC VF",
    "Noto Serif CJK SC",
    "Songti SC",
    STSong,
    SimSun,
    serif;
  --font-mono: Consolas, "Liberation Mono", Menlo, monospace;
  --glow: rgba(255, 255, 255, 0.2);
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.2);
  --motion-fast: 0.18s ease;
  --motion-medium: 0.28s ease;
  --muted: rgb(155, 155, 155);
  --panel: rgb(15, 15, 15);
  --panel-soft: rgb(20, 20, 20);
  --radius: 10px;
  --radius-card: calc(var(--radius) + 4px);
  --radius-panel: calc(var(--radius) + 6px);
  --radius-pill: 999px;
  --shadow: 0 30px 110px rgba(0, 0, 0, 0.5);
  --space-card: 24px;
  --space-card-compact: 22px;
  --subtle: rgb(111, 111, 111);
  --surface-card: rgba(255, 255, 255, 0.035);
  --surface-card-hover: rgba(255, 255, 255, 0.05);
  --surface-chip: rgba(255, 255, 255, 0.03);
  --surface-control: rgba(255, 255, 255, 0.055);
  --surface-field: rgba(255, 255, 255, 0.025);
  --text: rgb(255, 255, 255);
  --text-bright: rgb(244, 244, 244);
  --text-faint: rgb(133, 133, 133);
  --text-soft: rgb(216, 216, 216);
  --text-strong: rgb(240, 240, 240);
}

:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.5);
  outline-offset: 3px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
  color: inherit;
}

body {
  min-height: 100%;
  overflow-x: hidden;
  font-family: var(--font-body), serif;
  text-rendering: optimizeLegibility;
  color: var(--text);
  background: var(--color-ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 54% 0%, rgba(255, 255, 255, 0.13), transparent 27rem),
    radial-gradient(circle at 86% 18%, rgba(160, 160, 160, 0.08), transparent 25rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), var(--color-ink) 38rem);
  pointer-events: none;
}

button {
  border: 0;
  font: inherit;
}

html {
  min-height: 100%;
  overflow-x: hidden;
  background: var(--bg);
  scroll-behavior: smooth;
}