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

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  background: #f5f5f7;
  color: #1d1d1f;
  line-height: 1.7;
  font-size: 17px;
}

header {
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 36px;
  height: 36px;
  background: linear-gradient(145deg, #34C759, #007AFF);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  flex-shrink: 0;
}

.header-text h1 {
  font-size: 17px;
  font-weight: 600;
  color: #1d1d1f;
}

.header-text p {
  font-size: 13px;
  color: #6e6e73;
}

nav {
  margin-left: auto;
  display: flex;
  gap: 20px;
}

nav a {
  color: #007AFF;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
}

nav a:hover { text-decoration: underline; }

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.page-title {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

.page-subtitle {
  color: #6e6e73;
  font-size: 15px;
  margin-bottom: 48px;
}

h2 {
  font-size: 22px;
  font-weight: 600;
  margin: 40px 0 12px;
  letter-spacing: -0.2px;
}

p { margin-bottom: 16px; color: #3a3a3c; }

ul, ol {
  margin: 0 0 16px 24px;
  color: #3a3a3c;
}

li { margin-bottom: 6px; }

a { color: #007AFF; }

.card {
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.card h2 { margin-top: 0; }

.badge {
  display: inline-block;
  background: #e8f4ff;
  color: #007AFF;
  font-size: 13px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.contact-box {
  background: linear-gradient(135deg, #007AFF 0%, #5856D6 100%);
  border-radius: 16px;
  padding: 32px;
  color: #fff;
  margin-top: 48px;
}

.contact-box h2 { color: #fff; margin-top: 0; }
.contact-box p { color: rgba(255,255,255,0.85); margin-bottom: 0; }
.contact-box a { color: #fff; font-weight: 600; }

footer {
  text-align: center;
  padding: 32px 24px;
  color: #6e6e73;
  font-size: 13px;
  border-top: 1px solid rgba(0,0,0,0.08);
}

footer a { color: #6e6e73; }

@media (max-width: 600px) {
  .page-title { font-size: 28px; }
  nav { display: none; }
}