:root {
  --bg: #ffffff;
  --bg-secondary: #f5f5f7;
  --text-primary: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-tertiary: #86868b;
  --border: #d2d2d7;
  --accent: #0071e3;
  --card-bg: #ffffff;
  --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}


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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', sans-serif;
  background-color: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Hero ── */
.hero {
  text-align: center;
  padding: 80px 24px 60px;
  background: var(--bg-secondary);
}

.hero-icon {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 40px;
}

.hero h1 {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.hero .subtitle {
  font-size: 17px;
  color: var(--text-secondary);
}

/* ── Container ── */
.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

/* ── Main page grid ── */
.app-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 640px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.app-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 24px;
  text-align: center;
  text-decoration: none;
  color: var(--text-primary);
  box-shadow: var(--card-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.app-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}


.app-card .icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 32px;
}

.app-card h2 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
}

.app-card .desc {
  font-size: 13px;
  color: var(--text-tertiary);
}



/* ── Section ── */
.section {
  margin-bottom: 40px;
}

.section h2 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.section p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

/* ── Card ── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: var(--card-shadow);
}

.card h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card ul {
  list-style: none;
  padding: 0;
}

.card ul li {
  font-size: 15px;
  color: var(--text-secondary);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}

.card ul li::before {
  content: '\B7';
  position: absolute;
  left: 4px;
  font-weight: 700;
  color: var(--text-tertiary);
}

.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  background: #e8f5e9;
  color: #2e7d32;
  margin-left: 8px;
}


.highlight-box {
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: 20px 24px;
  margin-bottom: 16px;
}

.highlight-box p {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
}

.highlight-box strong {
  color: var(--text-primary);
}

/* ── Table ── */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 16px;
  font-size: 14px;
}

table th {
  background: var(--bg-secondary);
  font-weight: 600;
  text-align: left;
  padding: 12px 16px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
}

table td {
  padding: 12px 16px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

table tr:last-child td {
  border-bottom: none;
}

/* ── Divider ── */
.divider {
  height: 1px;
  background: var(--border);
  margin: 48px 0;
}

/* ── Contact card ── */
.contact-card {
  text-align: center;
  padding: 32px 24px;
  background: var(--bg-secondary);
  border-radius: 16px;
}

.contact-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.contact-card p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.contact-card a {
  color: var(--accent);
  text-decoration: none;
}

.contact-card a:hover {
  text-decoration: underline;
}

/* ── Footer ── */
footer {
  text-align: center;
  padding: 32px 24px;
  font-size: 13px;
  color: var(--text-tertiary);
  border-top: 1px solid var(--border);
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .hero { padding: 60px 20px 48px; }
  .hero h1 { font-size: 28px; }
  .container { padding: 32px 20px 60px; }
  .section h2 { font-size: 20px; }
  .app-grid {
    grid-template-columns: 1fr;
    padding: 32px 20px 60px;
  }
}