/* ROOFCORE marketing site — navy + amber, Inter + Space Grotesk */
:root {
  --navy: #1A3A5C;
  --navy-deep: #102538;
  --amber: #E8A020;
  --amber-deep: #B97D14;
  --bg: #FAFAF8;
  --surface: #FFFFFF;
  --ink: #14202E;
  --ink-soft: #4A5868;
  --rule: #E2E5EA;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  color: var(--navy-deep);
  line-height: 1.2;
  margin: 0 0 0.5em 0;
  letter-spacing: -0.01em;
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 1.75rem; font-weight: 700; margin-top: 2em; }
h3 { font-size: 1.2rem; font-weight: 600; margin-top: 1.5em; }

p { margin: 0 0 1em 0; }

a {
  color: var(--navy);
  text-decoration: underline;
  text-decoration-color: var(--amber);
  text-underline-offset: 3px;
}
a:hover { color: var(--amber-deep); }

code {
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  background: #F2F4F7;
  padding: 0.1em 0.35em;
  border-radius: 3px;
  font-size: 0.9em;
}

/* ─── Layout ─── */
.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}
.wrap-narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Header / Nav ─── */
.site-header {
  background: var(--navy-deep);
  color: #fff;
  border-bottom: 4px solid var(--amber);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: #fff;
  text-decoration: none;
  letter-spacing: 0.02em;
}
.brand .dot { color: var(--amber); }
.nav-links a {
  color: #C7D2DD;
  text-decoration: none;
  margin-left: 24px;
  font-size: 0.95rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--amber); }

/* ─── Hero ─── */
.hero {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: #fff;
  padding: 88px 24px 96px;
  text-align: left;
}
.hero h1 {
  color: #fff;
  font-size: 2.8rem;
  max-width: 780px;
  margin-bottom: 18px;
}
.hero p.lede {
  font-size: 1.15rem;
  color: #D8DEE6;
  max-width: 660px;
  margin-bottom: 28px;
}
.cta {
  display: inline-block;
  background: var(--amber);
  color: var(--navy-deep);
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 1rem;
  letter-spacing: 0.01em;
}
.cta:hover { background: #F0B442; color: var(--navy-deep); }
.cta.secondary {
  background: transparent;
  color: #fff;
  border: 1px solid #5C7488;
  margin-left: 12px;
}
.cta.secondary:hover { border-color: var(--amber); color: var(--amber); }

/* ─── Sections ─── */
section { padding: 64px 0; }
section.alt { background: var(--surface); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--amber-deep);
  margin-bottom: 8px;
}

/* ─── Feature grid ─── */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 32px;
}
.feature {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--amber);
  padding: 22px 24px;
  border-radius: 4px;
}
.feature h3 { margin-top: 0; }
.feature p { color: var(--ink-soft); margin-bottom: 0; font-size: 0.95rem; }

/* ─── Screenshots placeholder ─── */
.shots-placeholder {
  background: #EEF1F4;
  border: 1px dashed #B8C2CE;
  padding: 48px 24px;
  text-align: center;
  color: var(--ink-soft);
  border-radius: 4px;
  margin-top: 24px;
  font-size: 0.95rem;
}

/* ─── About strip ─── */
.about-strip {
  background: var(--navy-deep);
  color: #fff;
  padding: 56px 24px;
  text-align: center;
}
.about-strip h2 { color: #fff; }
.about-strip p { color: #C7D2DD; max-width: 640px; margin: 0 auto; }

/* ─── Doc pages (privacy/support) ─── */
.doc {
  padding: 56px 0 96px;
}
.doc h1 { font-size: 2.1rem; }
.doc h2 { font-size: 1.4rem; padding-top: 12px; border-top: 1px solid var(--rule); }
.doc h3 { font-size: 1.05rem; }
.doc ul { padding-left: 22px; }
.doc li { margin-bottom: 6px; }
.doc .meta {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-bottom: 28px;
}
.doc .callout {
  background: #FFF8E8;
  border-left: 3px solid var(--amber);
  padding: 14px 18px;
  margin: 20px 0;
  border-radius: 3px;
  font-size: 0.95rem;
}

/* ─── FAQ ─── */
.faq details {
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 14px 18px;
  margin-bottom: 12px;
  background: var(--surface);
}
.faq summary {
  font-weight: 600;
  cursor: pointer;
  color: var(--navy-deep);
  font-family: 'Space Grotesk', sans-serif;
}
.faq summary:hover { color: var(--amber-deep); }
.faq details[open] summary { margin-bottom: 10px; }

/* ─── Footer ─── */
footer {
  background: var(--navy-deep);
  color: #97A4B4;
  padding: 32px 24px;
  font-size: 0.88rem;
  border-top: 4px solid var(--amber);
}
footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
footer a { color: #C7D2DD; text-decoration: none; margin-left: 18px; }
footer a:hover { color: var(--amber); }
footer .copy { font-size: 0.85rem; }

/* ─── Responsive ─── */
@media (max-width: 640px) {
  h1 { font-size: 2rem; }
  .hero { padding: 56px 24px 64px; }
  .hero h1 { font-size: 2rem; }
  .nav-links a { margin-left: 14px; font-size: 0.85rem; }
  .cta.secondary { margin-left: 0; margin-top: 10px; display: inline-block; }
  footer .wrap { flex-direction: column; align-items: flex-start; }
  footer a { margin-left: 0; margin-right: 18px; }
}