/* 神墨珠心算 官网首页 / 404（法律页见 legal.css）。配色同 App：app/lib/theme/theme.dart（Theme A 暖阳奶油） */
:root {
  --bg: #fffbf2;
  --ink: #2a211a;
  --sub: #8c7b68;
  --line: #f0e6d4;
  --accent: #c9542a;
  --pill: #fff0c4;
  --pill-ink: #6b4a0e;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1611;
    --ink: #fff7e6;
    --sub: #b9ae9f;
    --line: #3a2f25;
    --accent: #ff9a6e;
    --pill: #3a2f25;
    --pill-ink: #ffe9b3;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
img { display: block; max-width: 100%; height: auto; }

.top { padding: 20px 24px; }
.top a { display: inline-block; }
.top img { height: 34px; width: auto; }

/* 首页 */
.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px 16px 48px;
}
.hero .mark { width: min(260px, 64vw); }
.hero h1 { margin: 28px 0 6px; font-size: clamp(30px, 6vw, 52px); line-height: 1.2; font-weight: 800; letter-spacing: .02em; }
.hero .tagline { margin: 0; color: var(--sub); font-size: clamp(16px, 2.4vw, 19px); }
.hero .stores { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 28px; }
.hero .stores span { padding: 8px 16px; border-radius: 999px; background: var(--pill); color: var(--pill-ink); font-size: 14px; font-weight: 600; }
.hero .hint { margin: 14px 0 0; color: var(--sub); font-size: 14px; }

/* 页脚 */
.foot { padding: 20px 16px 28px; text-align: center; color: var(--sub); font-size: 14px; }
.foot nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 18px; }
.foot nav a { color: var(--sub); text-decoration: none; }
.foot nav a:hover, .foot nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; }
.foot p { margin: 8px 0 0; }