/* CAD_Xin 官网共享样式 — 取自护耳卫士那套，强调色换成 App 里 gold 材质的色 */
:root {
  --bg: #f2f2f7;
  --bg-tint: #f6f0e2;
  --card: #ffffff;
  --line: #e3e3e8;
  --text: #1c1c1e;
  --body: #3a3a3c;
  --muted: #8a8a8e;
  --accent: #b8860b;
  --accent-soft: rgba(184, 134, 11, 0.12);
  --accent-ink: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --bg-tint: #241d0d;
    --card: #1c1c1e;
    --line: #2c2c2e;
    --text: #ffffff;
    --body: #d6d9e4;
    --muted: #8e8e93;
    --accent: #e0a92c;
    --accent-soft: rgba(224, 169, 44, 0.18);
    --accent-ink: #ffffff;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  background-image: radial-gradient(circle at 50% -10%, var(--bg-tint) 0%, var(--bg) 55%);
  background-attachment: fixed;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue",
    "Microsoft YaHei", sans-serif;
  line-height: 1.75;
  font-size: 16px;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 20px 72px;
}

header.site {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 30px;
}

header.site .logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent) 0%, #f2c94c 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

header.site .name { font-size: 18px; font-weight: 700; }
header.site .sub { font-size: 12px; color: var(--muted); }

h1 { font-size: 27px; line-height: 1.4; margin: 0 0 10px; font-weight: 800; }
h2 {
  font-size: 19px;
  margin: 38px 0 12px;
  font-weight: 700;
  padding-left: 11px;
  border-left: 3px solid var(--accent);
}
h3 { font-size: 15px; margin: 22px 0 6px; font-weight: 600; }

p { margin: 10px 0; color: var(--body); }
.lead { font-size: 16px; color: var(--muted); margin-bottom: 26px; }
.muted { color: var(--muted); font-size: 13px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9em;
  background: var(--accent-soft);
  border-radius: 5px;
  padding: 1px 5px;
}

ul { padding-left: 22px; margin: 10px 0; }
li { margin: 7px 0; color: var(--body); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px;
  margin: 14px 0;
}
.card h3 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }

.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 16px; }
@media (max-width: 620px) { .grid { grid-template-columns: 1fr; } }

.tag {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 14px;
}

.mail {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  padding: 11px 22px;
  border-radius: 12px;
  margin-top: 8px;
}
.mail:hover { text-decoration: none; opacity: 0.88; }

/* 要显眼、不能混在正文里被略过的话 */
.notice {
  background: var(--accent-soft);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 12px;
  padding: 14px 18px;
  margin: 18px 0;
}
.notice p { margin: 6px 0; }

nav.links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

footer.site {
  margin-top: 26px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.9;
}

/* 截屏走廊：横向滚动，窄屏也不挤 */
.shots {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  margin: 18px -20px 6px;
  padding: 4px 20px 14px;
}
.shots figure {
  flex: 0 0 auto;
  width: 215px;
  margin: 0;
  scroll-snap-align: start;
}
.shots img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--card);
}
.shots figcaption {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 9px;
  line-height: 1.55;
}

/* App Store 下载位 */
.cta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin: 20px 0 4px;
}
.cta .note { font-size: 13px; color: var(--muted); }

table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; white-space: nowrap; }
td { color: var(--body); }
.scroll-x { overflow-x: auto; }