/* MiniCreation 官网：纯黑画布 + 单一蓝色强调，参照 Kimi 的极简语言。 */

:root {
  color-scheme: dark;

  --bg: #000000;
  --bg-soft: #0a0a0b;
  --panel: #111113;
  --line: rgba(255, 255, 255, 0.12);
  --line-soft: rgba(255, 255, 255, 0.07);

  --ink: #ffffff;
  --ink-soft: rgba(255, 255, 255, 0.62);
  --ink-faint: rgba(255, 255, 255, 0.38);
  --ink-ghost: rgba(255, 255, 255, 0.16);

  --accent: #3f9ae8;
  --accent-soft: rgba(46, 155, 246, 0.16);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --sans:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono:
    ui-monospace, "SF Mono", "SFMono-Regular", Menlo, Monaco, Consolas,
    "Liberation Mono", monospace;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1120px;
  --gutter: clamp(20px, 4vw, 40px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.75;
  letter-spacing: -0.003em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.03em;
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
}

code {
  font-family: var(--mono);
  font-size: 0.86em;
  color: var(--ink-soft);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: var(--accent-soft);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 10px 16px;
  background: #ffffff;
  color: #000000;
  z-index: 100;
}

.skip-link:focus {
  left: 0;
}

.eyebrow {
  display: block;
  margin-bottom: 18px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.section {
  padding: clamp(80px, 11vw, 150px) 0;
}

.section-head {
  max-width: 720px;
  margin: 0 auto clamp(36px, 5vw, 64px);
  text-align: center;
}

.section-head h2 {
  font-size: clamp(27px, 4vw, 46px);
}

.section-lead {
  margin-top: 16px;
  color: var(--ink-soft);
  font-size: 16.5px;
}