:root {
  --bg: #050505;
  --panel: rgba(10, 10, 10, 0.88);
  --panel-2: rgba(18, 18, 18, 0.95);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 70, 70, 0.45);
  --red: #ff1f3d;
  --red-2: #d40021;
  --red-soft: rgba(255, 31, 61, 0.14);
  --white: #ffffff;
  --text: #f4f4f4;
  --text-2: #c9c9c9;
  --text-3: #8d8d8d;
  --yellow: #ffd84f;
  --shadow-red: 0 0 0 1px rgba(255, 31, 61, 0.15), 0 18px 50px rgba(255, 0, 55, 0.12);
  --radius: 16px;
  --max: 1320px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 20, 60, 0.18), transparent 26%),
    radial-gradient(circle at 85% 18%, rgba(255, 255, 255, 0.06), transparent 12%),
    linear-gradient(135deg, #050505 0%, #080808 42%, #0b0b0b 100%);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.55), rgba(0,0,0,0.12));
  z-index: 0;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, transparent 0 38%, rgba(255, 31, 61, 0.08) 38% 40%, transparent 40% 100%),
    linear-gradient(300deg, transparent 0 72%, rgba(255, 31, 61, 0.05) 72% 74%, transparent 74% 100%);
  z-index: 0;
}

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

img {
  max-width: 100%;
  display: block;
}

.page {
  position: relative;
  z-index: 1;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0 70px;
}