/* Reset & base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', 'Noto Sans TC', sans-serif;
  background: #fafafa;
  color: #222;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Layout */
.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  background: #fff;
  border-bottom: 1px solid #eee;
  padding: 48px 0 40px;
  text-align: center;
}

header h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

header h1 span.en {
  display: block;
  font-size: 1rem;
  font-weight: 400;
  color: #666;
  margin-top: 6px;
  letter-spacing: 0.05em;
}

header p.tagline {
  margin-top: 12px;
  color: #555;
  font-size: 0.95rem;
}

/* Sections */
section {
  padding: 56px 0;
  border-bottom: 1px solid #eee;
}

section:last-of-type {
  border-bottom: none;
}

.section-title {
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #999;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: #eee;
}

/* App cards */
.app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 520px) {
  .app-grid {
    grid-template-columns: 1fr;
  }
}

.app-card {
  background: #fff;
  border: 1px solid #e8e8e8;
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow 0.2s;
}

.app-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
}

.app-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
}

.app-card h3 span.sub {
  display: block;
  font-size: 0.82rem;
  font-weight: 400;
  color: #777;
  margin-top: 2px;
}

.app-card p {
  font-size: 0.88rem;
  color: #666;
  flex: 1;
}

.badge-link {
  display: inline-block;
  margin-top: 4px;
}

.badge-link img {
  height: 40px;
  border-radius: 6px;
}

.coming-soon {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #aaa;
  border: 1px solid #ddd;
  border-radius: 20px;
  padding: 4px 12px;
  margin-top: 4px;
}

/* Podcast */
.podcast-placeholder {
  background: #fff;
  border: 1px dashed #ddd;
  border-radius: 12px;
  padding: 40px 24px;
  text-align: center;
  color: #aaa;
}

.podcast-placeholder p {
  font-size: 0.95rem;
}

.podcast-placeholder p.zh {
  font-size: 0.88rem;
  margin-top: 4px;
}

/* Footer */
footer {
  padding: 32px 0;
  text-align: center;
  font-size: 0.82rem;
  color: #bbb;
}