:root {
  --green: #1f8a4c;
  --green-dark: #146537;
  --ink: #1c231f;
  --muted: #5a6a5f;
  --bg: #ffffff;
  --bg-soft: #f4f8f5;
  --border: #e2e8e4;
  --max: 880px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--green); }
a:hover { color: var(--green-dark); }

.site-header {
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
}

.site-header .wrap {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 1.15rem;
}

.brand img { width: 34px; height: 34px; border-radius: 8px; }

nav.main-nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

nav.main-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

nav.main-nav a:hover { color: var(--green); }

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 40px 20px 60px;
}

.hero {
  text-align: center;
  padding: 48px 20px 40px;
}

.hero img.hero-logo {
  width: 84px;
  height: 84px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2rem;
  margin: 0 0 12px;
}

.hero p.tagline {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 28px;
}

.app-links {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.app-card {
  display: block;
  text-decoration: none;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  border-radius: 12px;
  padding: 16px 22px;
  min-width: 150px;
  transition: border-color .15s ease, transform .15s ease;
}

.app-card:hover { border-color: var(--green); transform: translateY(-1px); }

.app-card .kicker {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--muted);
  margin-bottom: 4px;
}

.app-card .name {
  display: block;
  font-weight: 700;
  color: var(--ink);
  font-size: 1.05rem;
}

.section {
  margin: 52px 0;
}

.section h2 {
  font-size: 1.4rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
  margin-bottom: 18px;
}

.card-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.info-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  background: var(--bg-soft);
}

.info-card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.info-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.legal h2 {
  font-size: 1.6rem;
  border: none;
  padding: 0;
}

.legal h3 {
  font-size: 1.15rem;
  margin-top: 30px;
}

.legal h4 {
  font-size: 1rem;
  margin-top: 20px;
}

.legal p, .legal li { color: #333; }
.legal ul { padding-left: 22px; }

.notice {
  background: #fff8e6;
  border: 1px solid #f0d98c;
  color: #6b5300;
  border-radius: 10px;
  padding: 14px 18px;
  font-size: 0.9rem;
  margin-bottom: 28px;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 20px;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer .wrap {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.site-footer nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--green); }

.btn {
  display: inline-block;
  background: var(--green);
  color: #fff;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
}
.btn:hover { background: var(--green-dark); color: #fff; }

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef2ef;
    --muted: #9fb0a6;
    --bg: #141815;
    --bg-soft: #1c211d;
    --border: #2a322c;
  }
  .notice { background: #2b2410; border-color: #5a4a15; color: #f0d98c; }
  .legal p, .legal li { color: #d6ded8; }
}