:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #5f5f5f;
  --border: #e4e4e4;
  --accent: #ff6a3d;
  --card-bg: #f7f7f5;
  --link: #c0451f;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --fg: #ededed;
    --muted: #a6a6a6;
    --border: #2c2c2c;
    --accent: #ff8a5c;
    --card-bg: #1a1a1a;
    --link: #ff8a5c;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  font-size: 17px;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

header.site {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-weight: 700;
  font-size: 18px;
}

nav.site {
  display: flex;
  flex-wrap: wrap;
}

nav.site a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 20px;
  font-size: 15px;
  white-space: nowrap;
}

nav.site a:hover { color: var(--fg); }

main { padding: 48px 0 64px; }

h1 {
  font-size: 34px;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 22px;
  margin: 40px 0 12px;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 18px;
  margin: 24px 0 8px;
}

p { color: var(--fg); }

.subtitle {
  color: var(--muted);
  font-size: 17px;
  margin: 0 0 32px;
}

.meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 40px;
}

a { color: var(--link); }

ul, ol { padding-left: 22px; }
li { margin-bottom: 6px; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 20px 0;
}

.badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 28px 0;
}

.badge-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid var(--border);
  color: var(--fg);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
}

.badge-link:hover { border-color: var(--accent); }

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

@media (max-width: 560px) {
  .feature-grid { grid-template-columns: 1fr; }
}

.feature-grid .card { margin: 0; }
.feature-grid h3 { margin-top: 0; }
.feature-grid p { color: var(--muted); font-size: 15px; margin: 4px 0 0; }

.hero {
  text-align: center;
  padding: 12px 0 8px;
}

.app-icon {
  width: 120px;
  height: 120px;
  margin-bottom: 12px;
  filter: drop-shadow(0 10px 24px rgba(255, 106, 61, 0.35));
}

.hero h1 {
  margin-bottom: 10px;
}

.hero .subtitle {
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.hero .badges {
  justify-content: center;
}

.about {
  max-width: 560px;
  margin: 8px auto 8px;
  text-align: center;
}

.about p {
  color: var(--muted);
  font-size: 16px;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  margin: 48px 0 8px;
}

@media (max-width: 560px) {
  .highlights { grid-template-columns: 1fr; }
}

.highlight {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  min-width: 0;
}

.highlight > div {
  min-width: 0;
}

.icon-dot {
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.icon-dot svg {
  width: 20px;
  height: 20px;
}

.highlight h3 {
  margin: 0 0 4px;
  font-size: 16px;
}

.highlight p {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}

footer.site {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  color: var(--muted);
  font-size: 14px;
}

footer.site .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

footer.site a {
  color: var(--muted);
  margin-right: 16px;
  text-decoration: none;
}

footer.site a:hover { color: var(--fg); }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 15px;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th { color: var(--muted); font-weight: 600; }

.steps li { margin-bottom: 10px; }

.contact-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin: 24px 0;
}

.contact-box a { font-weight: 600; }