@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --ink: #111214;
  --charcoal: #23262b;
  --slate: #565d68;
  --slate-light: #8b9199;
  --hairline: #e7e8ea;
  --paper: #ffffff;
  --paper-soft: #f7f8f9;
  --max-width: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

/* ── Header ─────────────────────────────────────────────────────── */
header.site {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
  z-index: 100;
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 34px; width: auto; }
.brand span {
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.04em;
}
nav.main { display: flex; align-items: center; gap: 36px; }
nav.main a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--slate);
  transition: color 0.15s ease;
}
nav.main a:hover { color: var(--ink); }
nav.main a.cta {
  background: var(--ink);
  color: #fff;
  padding: 10px 20px;
  border-radius: 6px;
  font-weight: 600;
}
nav.main a.cta:hover { background: var(--charcoal); color: #fff; }

/* ── Hero ───────────────────────────────────────────────────────── */
.hero {
  padding: 100px 0 90px;
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, #f0f1f3 0%, transparent 60%);
}
.hero h1 {
  font-size: 52px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0 0 22px;
  max-width: 760px;
  margin-inline: auto;
}
.hero p.lead {
  font-size: 19px;
  color: var(--slate);
  max-width: 560px;
  margin: 0 auto 36px;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; }

.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 7px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.15s ease;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--charcoal); }
.btn-secondary { background: transparent; color: var(--ink); border: 1px solid var(--hairline); }
.btn-secondary:hover { border-color: var(--slate-light); }

/* ── Sections ───────────────────────────────────────────────────── */
section { padding: 84px 0; }
section.soft { background: var(--paper-soft); }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 56px; }
.section-head .eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--slate-light);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: 33px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
}
.section-head p { color: var(--slate); font-size: 16.5px; margin: 0; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; align-items: center; }

.card {
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 32px 28px;
}
.card .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 18px;
}
.card h3 { font-size: 18px; font-weight: 700; margin: 0 0 10px; }
.card p { font-size: 15px; color: var(--slate); margin: 0; }

.problem-list { list-style: none; margin: 0; padding: 0; }
.problem-list li {
  display: flex;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--hairline);
  font-size: 16px;
  color: var(--charcoal);
}
.problem-list li:last-child { border-bottom: none; }
.problem-list li .mark { color: var(--slate-light); font-weight: 800; }

/* ── CTA banner ─────────────────────────────────────────────────── */
.cta-banner {
  background: var(--ink);
  color: #fff;
  border-radius: 16px;
  padding: 56px 48px;
  text-align: center;
}
.cta-banner h2 { font-size: 28px; font-weight: 800; margin: 0 0 12px; }
.cta-banner p { color: #b7bbc2; margin: 0 0 28px; font-size: 16px; }
.cta-banner .btn-primary { background: #fff; color: var(--ink); }
.cta-banner .btn-primary:hover { background: #eee; }

/* ── Footer ─────────────────────────────────────────────────────── */
footer.site {
  border-top: 1px solid var(--hairline);
  padding: 48px 0;
  margin-top: 40px;
}
footer.site .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}
footer.site .brand img { height: 24px; }
footer.site nav { display: flex; gap: 28px; }
footer.site nav a { font-size: 14px; color: var(--slate); }
footer.site nav a:hover { color: var(--ink); }
footer.site .fine { font-size: 13px; color: var(--slate-light); }

/* ── Simple page header (non-home pages) ───────────────────────── */
.page-header { padding: 72px 0 48px; text-align: center; border-bottom: 1px solid var(--hairline); }
.page-header .eyebrow {
  font-size: 13px; font-weight: 700; letter-spacing: 0.08em;
  color: var(--slate-light); text-transform: uppercase; margin-bottom: 12px;
}
.page-header h1 { font-size: 40px; font-weight: 800; letter-spacing: -0.01em; margin: 0 0 14px; }
.page-header p { color: var(--slate); font-size: 17px; max-width: 560px; margin: 0 auto; }

.pending-note {
  background: var(--paper-soft);
  border: 1px dashed var(--hairline);
  border-radius: 10px;
  padding: 16px 20px;
  font-size: 14.5px;
  color: var(--slate);
}

@media (max-width: 860px) {
  nav.main { display: none; }
  .hero h1 { font-size: 36px; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}