/* 摩托路线宝 - Official Website Styles */
:root {
  --bg: #0a1628;
  --surface: #132038;
  --surface-alt: #1a2d4a;
  --text: #e8edf4;
  --text-secondary: #8a9bb5;
  --accent: #06b6d4;
  --accent-dim: #0891b2;
  --green: #22c55e;
  --red: #ef4444;
  --border: #1e3a5f;
  --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

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

/* Navigation */
nav {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 60px;
}
.logo { font-size: 20px; font-weight: 800; color: var(--text); display: flex; align-items: center; gap: 10px; }
.logo-icon { width: 32px; height: 32px; border-radius: 8px; object-fit: cover; }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a { color: var(--text-secondary); font-size: 14px; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--text); text-decoration: none; }


/* Hero */
.hero {
  text-align: center; padding: 80px 24px 60px;
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);
}
.hero h1 { font-size: 42px; font-weight: 900; margin-bottom: 16px; letter-spacing: -1px; }
.hero h1 span { color: var(--accent); }
.hero p { color: var(--text-secondary); font-size: 18px; max-width: 600px; margin: 0 auto 32px; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: 999px;
  font-size: 15px; font-weight: 600; border: none; cursor: pointer;
  transition: all .2s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dim); text-decoration: none; }
.btn-outline { background: transparent; color: var(--text); border: 1.5px solid var(--border); }
.btn-outline:hover { border-color: var(--accent); text-decoration: none; }

/* Sections */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 48px; }
.section-title h2 { font-size: 30px; font-weight: 800; margin-bottom: 12px; }
.section-title p { color: var(--text-secondary); font-size: 16px; }

/* Feature Cards */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.feature-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px 24px; transition: border-color .2s;
}
.feature-card:hover { border-color: var(--accent); }
.feature-icon { font-size: 36px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; margin-bottom: 8px; }
.feature-card p { color: var(--text-secondary); font-size: 14px; }

/* Platform Showcase */
.platforms { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.platform-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 40px 24px; text-align: center;
}
.platform-card .icon { font-size: 48px; margin-bottom: 16px; }
.platform-card h3 { font-size: 20px; margin-bottom: 8px; }
.platform-card p { color: var(--text-secondary); font-size: 13px; }

/* Content Page (Privacy/Terms) */
.content-page { max-width: 800px; margin: 0 auto; padding: 60px 24px; }
.content-page h1 { font-size: 32px; font-weight: 900; margin-bottom: 8px; }
.content-page .update-date { color: var(--text-secondary); font-size: 13px; margin-bottom: 40px; }
.content-page h2 { font-size: 20px; font-weight: 700; margin: 32px 0 12px; color: var(--accent); }
.content-page h3 { font-size: 16px; font-weight: 600; margin: 20px 0 8px; }
.content-page p, .content-page li { color: var(--text-secondary); font-size: 15px; margin-bottom: 10px; }
.content-page ul { padding-left: 20px; margin-bottom: 16px; }
.content-page li { margin-bottom: 6px; }

/* Why Us */
.why-us {
  background: var(--surface-alt);
  padding: 80px 0;
}
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.why-us-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: border-color .2s, transform .2s;
  display: flex;
  flex-direction: column;
}
.why-us-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.why-us-icon {
  font-size: 40px;
  margin-bottom: 16px;
}
.why-us-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}
.why-us-desc {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
  margin: 0;
}
.why-us-desc + .why-us-desc {
  margin-top: 10px;
}
.why-us-note {
  color: var(--text-secondary);
  font-size: 11px;
  opacity: 0.6;
}

/* Footer */
footer {
  background: var(--surface); border-top: 1px solid var(--border);
  padding: 40px 24px; text-align: center;
}
.footer-links { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }
.footer-links a { color: var(--text-secondary); font-size: 13px; }
footer p { color: var(--text-secondary); font-size: 12px; }

/* Mobile */
@media (max-width: 768px) {
  .hero h1 { font-size: 28px; }
  .nav-inner { padding: 0 14px; }
  .logo { font-size: 17px; }
  .nav-links { gap: 10px; }
  .nav-links a { font-size: 12px; }
  .platforms { grid-template-columns: 1fr; }
  .why-us-grid { grid-template-columns: 1fr; }
  .why-us { padding: 48px 0; }
  .section { padding: 48px 0; }
}