:root {
  color-scheme: light dark;
  --bg: #f5f5f7;
  --surface: #ffffff;
  --surface-subtle: #fbfbfd;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --border: #d2d2d7;
  --link: #0066cc;
  --link-hover: #004c99;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.06);
  --max-width: 1040px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #1c1c1e;
    --surface-subtle: #111113;
    --text: #f5f5f7;
    --muted: #a1a1a6;
    --border: #38383d;
    --link: #2997ff;
    --link-hover: #66b7ff;
    --shadow: none;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  min-height: 56px;
  margin: 0 auto;
  padding: 0 20px;
}

.brand {
  color: var(--text);
  font-weight: 650;
}

.nav__links {
  display: flex;
  gap: 20px;
  align-items: center;
  font-size: 0.95rem;
}

.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 20px 56px;
}

.hero__eyebrow {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 600;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.7rem);
  line-height: 1.04;
  font-weight: 720;
}

.hero__copy {
  max-width: 680px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.2rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 9px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--text);
  color: var(--bg);
  font-weight: 600;
}

.button:hover {
  color: var(--bg);
  text-decoration: none;
}

.button--secondary {
  background: transparent;
  color: var(--link);
}

.button--secondary:hover {
  color: var(--link-hover);
}

.section {
  border-top: 1px solid var(--border);
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 54px 20px;
}

.section h2 {
  margin: 0 0 16px;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.15;
}

.section p {
  color: var(--muted);
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.app-card {
  min-height: 220px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.app-card__header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.app-card__identity {
  display: flex;
  align-items: center;
  gap: 14px;
}

.app-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 13px;
  border: 1px solid var(--border);
  object-fit: cover;
  flex: none;
}

.app-card h3 {
  margin: 0;
  font-size: 1.25rem;
}

.app-card__status {
  margin: 4px 0 0;
  font-size: 0.9rem;
}

.app-card__summary {
  min-height: 50px;
  margin: 18px 0;
}

.app-card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-weight: 600;
}

.content {
  max-width: 820px;
  margin: 0 auto;
  padding: 56px 20px;
}

.content h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.08;
}

.content h2 {
  margin-top: 38px;
  padding-top: 10px;
  font-size: 1.45rem;
}

.content h3 {
  margin-top: 28px;
}

.content p,
.content li {
  color: var(--muted);
}

.content ul {
  padding-left: 1.25rem;
}

.notice {
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-subtle);
}

.table-wrap {
  overflow-x: auto;
  margin-top: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
}

th,
td {
  padding: 14px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--text);
  font-weight: 650;
}

.site-footer {
  border-top: 1px solid var(--border);
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 20px;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .nav__links {
    flex-wrap: wrap;
    gap: 12px 16px;
  }

  .hero {
    padding-top: 56px;
  }

  .app-grid {
    grid-template-columns: 1fr;
  }

  .site-footer__inner {
    flex-direction: column;
  }
}