/* PortAura 官网样式 —— 与 App 视觉一致（品牌色 #FF79C6） */
:root {
  --accent: #FF79C6;
  --accent-dark: #e35ba8;
  --ink: #16181d;
  --muted: #5b616e;
  --line: #e6e8ee;
  --bg: #ffffff;
  --card: #f7f8fa;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", "PingFang SC", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 960px; margin: 0 auto; padding: 0 24px; }

header.site {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
header.site .wrap { display: flex; align-items: center; gap: 12px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; text-decoration: none; color: var(--ink); }
.brand-dot { width: 12px; height: 12px; border-radius: 4px; background: var(--accent); display: inline-block; }
nav.top { margin-left: auto; display: flex; gap: 20px; }
nav.top a { color: var(--muted); text-decoration: none; font-size: 14px; }
nav.top a:hover { color: var(--ink); }

.hero { padding: 72px 0 48px; }
.hero h1 { font-size: 40px; line-height: 1.2; letter-spacing: -0.02em; }
.hero .en { color: var(--muted); font-size: 15px; margin-top: 10px; }
.hero p.lead { margin-top: 18px; font-size: 18px; color: var(--muted); max-width: 640px; }

.badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.badge {
  font-size: 13px; color: var(--ink); background: var(--card);
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px;
}

section { padding: 36px 0; }
h2 { font-size: 26px; letter-spacing: -0.01em; margin-bottom: 22px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; padding: 20px;
}
.card h3 { font-size: 16px; margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.card p { color: var(--muted); font-size: 14.5px; }
.card .pro-tag {
  font-size: 11px; font-weight: 700; color: #fff; background: var(--accent);
  border-radius: 999px; padding: 2px 8px;
}

.pricing {
  border: 1px solid var(--line); border-radius: 18px;
  padding: 32px; display: flex; flex-wrap: wrap; gap: 24px; align-items: center;
  background: linear-gradient(180deg, #fff 0%, var(--card) 100%);
}
.price-block { flex: 1 1 320px; }
.price-block .name { font-size: 20px; font-weight: 700; }
.price-block .price { font-size: 40px; font-weight: 800; margin: 8px 0 4px; }
.price-block .price small { font-size: 16px; font-weight: 600; color: var(--muted); }
.price-block .terms { color: var(--muted); font-size: 14px; }
.price-notes { flex: 1 1 280px; color: var(--muted); font-size: 14px; }
.price-notes li { margin: 6px 0 6px 18px; }

.download {
  margin-top: 28px; padding: 20px 24px; border: 1px dashed var(--line);
  border-radius: 14px; color: var(--muted); font-size: 14.5px; background: var(--bg);
}
.download strong { color: var(--ink); }

footer.site { border-top: 1px solid var(--line); margin-top: 48px; padding: 28px 0 48px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: center; font-size: 13.5px; color: var(--muted); }
footer.site a { color: var(--muted); text-decoration: none; }
footer.site a:hover { color: var(--ink); }
footer.site .copy { margin-left: auto; }

.page { padding: 56px 0; max-width: 760px; }
.page h1 { font-size: 30px; margin-bottom: 8px; }
.page .updated { color: var(--muted); font-size: 13.5px; margin-bottom: 28px; }
.page h2 { font-size: 19px; margin: 26px 0 10px; }
.page p, .page li { color: #333a46; font-size: 15.5px; }
.page ul { padding-left: 20px; margin: 10px 0; }
.page li { margin: 6px 0; }
.page a { color: var(--accent-dark); }
.page .notice {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; margin: 16px 0; font-size: 14.5px;
}

@media (max-width: 640px) {
  .hero h1 { font-size: 30px; }
  .hero { padding: 48px 0 32px; }
  nav.top { display: none; }
  .pricing { padding: 24px; }
}
.brand-icon { width: 24px; height: 24px; border-radius: 6px; display: inline-block; }