:root {
  --bg: #ffffff;
  --text: #1f2430;
  --muted: #5b6472;
  --accent: #2E5FD9;
  --accent-green: #2FAE66;
  --border: #e3e6ea;
  --nav-bg: #f7f8fa;
  --panel: #F8FAFD;
}

* { box-sizing: border-box; }

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

header {
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
}

.nav {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.brand {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}

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

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

.nav-links a:hover,
.nav-links a:focus {
  color: var(--accent);
  text-decoration: underline;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 24px 64px;
}

h1 {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

h2 {
  font-size: 1.25rem;
  margin-top: 2em;
  margin-bottom: 0.5em;
}

h3 {
  font-size: 1.05rem;
  margin-top: 1.5em;
  margin-bottom: 0.4em;
}

p, li {
  color: var(--text);
}

.subtitle {
  color: var(--muted);
  margin-top: 0;
}

.updated {
  color: var(--muted);
  font-size: 0.9rem;
}

.feature-list {
  padding-left: 1.2em;
}

.cta {
  display: inline-block;
  margin-top: 8px;
  padding: 10px 18px;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
}

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

footer {
  border-top: 1px solid var(--border);
  padding: 28px 24px;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

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

.footer-links a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* ---------- Homepage-only sections ---------- */

.brand-mark {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-mark img {
  width: 22px;
  height: 22px;
  display: block;
}

.home-main {
  max-width: 880px;
}

.hero {
  text-align: center;
  padding: 32px 0 8px;
}

.hero h1 {
  font-size: 2.1rem;
  margin: 0 0 6px;
}

.hero .headline {
  font-size: 1.15rem;
  color: var(--text);
  margin: 0 0 6px;
  font-weight: 500;
}

.hero .support-line {
  color: var(--muted);
  margin: 0 0 22px;
}

.cta-row {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.cta.secondary {
  background: #ffffff;
  color: var(--accent);
  border: 1px solid var(--border);
}

.cta-note {
  display: inline-flex;
  align-items: center;
  margin-top: 8px;
  padding: 10px 18px;
  background: var(--panel);
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.95rem;
}

.screenshot-frame {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(31, 36, 48, 0.06);
  margin: 0 0 56px;
}

.screenshot-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.section-heading {
  text-align: center;
  font-size: 1.3rem;
  margin: 0 0 28px;
}

.benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 0 0 56px;
}

.benefit {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
  background: var(--panel);
}

.benefit-title {
  font-weight: 500;
  font-size: 0.98rem;
  color: var(--text);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 0 0 56px;
  text-align: center;
}

.step-number {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  margin: 0 auto 10px;
}

.step-label {
  font-size: 0.95rem;
  color: var(--text);
}

@media (max-width: 620px) {
  .steps { grid-template-columns: 1fr; }
  .cta-row { flex-direction: column; align-items: center; }
}