/* A2P compliance site — minimal, informational, no CTAs other than chat. */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #1a1a1a;
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: #1f4ed8; text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { color: #0d1726; line-height: 1.25; margin: 0 0 0.5em; }
h1 { font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 700; }
h2 { font-size: clamp(1.3rem, 2vw, 1.6rem); font-weight: 600; margin-top: 1.8em; }
h3 { font-size: 1.1rem; font-weight: 600; margin-top: 1.4em; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.4em; margin: 0 0 1em; }
li { margin-bottom: 0.4em; }
.container { max-width: 940px; margin: 0 auto; padding: 0 1.25rem; }

/* ── Header ───────────────────────────────────────────── */
.site-header {
  border-bottom: 1px solid #e6e8ec;
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  max-width: 940px;
  margin: 0 auto;
  gap: 1rem;
}
.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: #0d1726;
  font-weight: 600;
}
.site-header__brand:hover { text-decoration: none; }
.site-header__logo { display: block; height: 36px; width: auto; max-width: 240px; }
.site-nav { display: flex; flex-wrap: wrap; gap: 1.2rem; font-size: 0.95rem; }
.site-nav a { color: #4a5568; }
.site-nav a:hover { color: #0d1726; text-decoration: none; }
.site-nav a.is-active { color: #0d1726; font-weight: 600; }

/* ── Hero / page heads ────────────────────────────────── */
.hero {
  padding: 4rem 1.25rem 3rem;
  text-align: center;
  background: linear-gradient(180deg, #f7f9fc 0%, #fff 100%);
}
.hero h1 { margin: 0 auto 0.6em; max-width: 720px; }
.hero p { color: #4a5568; max-width: 620px; margin: 0 auto 1.4em; font-size: 1.05rem; }

/* ── Content blocks ───────────────────────────────────── */
.content { padding: 3rem 0; }
.content + .content { padding-top: 1rem; }
.legal { padding: 3rem 0 4rem; }
.legal h2 { border-top: 1px solid #e6e8ec; padding-top: 1.6em; }
.legal h2:first-of-type { border-top: 0; padding-top: 0; }
.legal-meta { color: #6b7280; font-size: 0.9rem; margin-bottom: 2rem; }

/* ── Cards ───────────────────────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}
.feature {
  border: 1px solid #e6e8ec;
  border-radius: 10px;
  padding: 1.4rem;
  background: #fff;
}
.feature h3 { margin-top: 0; }

/* ── Footer ───────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid #e6e8ec;
  padding: 2.5rem 1.25rem;
  color: #6b7280;
  font-size: 0.9rem;
  background: #fafbfc;
}
.site-footer__inner {
  max-width: 940px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: space-between;
  align-items: flex-start;
}
.site-footer__links { display: flex; flex-wrap: wrap; gap: 1rem; }
.site-footer__links a { color: #4a5568; }
.site-footer__contact { line-height: 1.6; }
.site-footer__legal { width: 100%; margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid #e6e8ec; font-size: 0.85rem; }

/* ── Chat-only callout ───────────────────────────────── */
.chat-callout {
  border: 1px dashed #cbd5e0;
  border-radius: 10px;
  padding: 1.4rem;
  background: #f7f9fc;
  text-align: center;
  margin: 2rem 0;
}
.chat-callout strong { color: #0d1726; }