:root {
  --bg: #f7f9f8;
  --surface: #ffffff;
  --ink: #14201c;
  --ink-soft: #4a5a54;
  --accent: #1f8a70;
  --accent-dark: #156453;
  --accent-soft: #e3f1ec;
  --border: #e2e8e4;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(20, 32, 28, .04), 0 12px 32px rgba(20, 32, 28, .06);
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(10px);
  background: rgba(247, 249, 248, .82);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand .dot {
  width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 15px; font-weight: 800;
}
.nav { display: flex; align-items: center; gap: 26px; font-size: .95rem; }
.nav a { color: var(--ink-soft); font-weight: 500; }
.nav a:hover { color: var(--ink); text-decoration: none; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 11px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  transition: background .15s ease, transform .15s ease;
}
.btn:hover { background: var(--accent-dark); text-decoration: none; transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--accent-dark); border: 1px solid var(--border); }
.btn.ghost:hover { background: var(--accent-soft); }

/* Hero */
.hero { padding: 88px 0 64px; }
.hero .eyebrow {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: .8rem; font-weight: 600; letter-spacing: .02em;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.3rem); line-height: 1.1; margin: 0 0 20px; letter-spacing: -.02em; }
.hero p.lead { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: var(--ink-soft); max-width: 640px; margin: 0 0 32px; }
.hero .cta-row { display: flex; flex-wrap: wrap; gap: 14px; }

/* Sections */
section { padding: 56px 0; }
section h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin: 0 0 12px; letter-spacing: -.01em; }
section .sub { color: var(--ink-soft); max-width: 620px; margin: 0 0 36px; }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}
.card .ic {
  width: 42px; height: 42px; border-radius: 11px;
  background: var(--accent-soft); color: var(--accent-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 16px;
}
.card h3 { margin: 0 0 8px; font-size: 1.12rem; }
.card p { margin: 0; color: var(--ink-soft); font-size: .97rem; }

/* Steps */
.steps { counter-reset: step; }
.steps .card { position: relative; }
.steps .card .num {
  font-variant-numeric: tabular-nums;
  font-weight: 800; color: var(--accent); font-size: 1.1rem;
  margin-bottom: 12px; display: block;
}

/* Audience chips */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  background: var(--surface); border: 1px solid var(--border);
  padding: 9px 16px; border-radius: 999px; font-size: .92rem; color: var(--ink-soft);
}

/* Band */
.band {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  color: #fff; border-radius: 24px; padding: 48px 40px; text-align: center;
}
.band h2 { color: #fff; }
.band p { color: rgba(255,255,255,.9); max-width: 560px; margin: 0 auto 26px; }
.band .btn { background: #fff; color: var(--accent-dark); }
.band .btn:hover { background: #f0f0f0; }

/* Contact */
.contact-box {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow);
}
.contact-box dt { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-soft); margin-top: 14px; }
.contact-box dt:first-child { margin-top: 0; }
.contact-box dd { margin: 4px 0 0; font-size: 1.05rem; font-weight: 500; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 40px 0; margin-top: 40px; color: var(--ink-soft); font-size: .9rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; align-items: flex-start; }
.site-footer .links { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer .links a { color: var(--ink-soft); }

/* Legal pages */
.legal { padding: 56px 0; max-width: 760px; }
.legal h1 { font-size: 2rem; margin: 0 0 8px; }
.legal .updated { color: var(--ink-soft); margin: 0 0 32px; font-size: .9rem; }
.legal h2 { font-size: 1.25rem; margin: 32px 0 8px; }
.legal p, .legal li { color: var(--ink-soft); }

@media (max-width: 640px) {
  .nav { gap: 16px; }
  .nav a:not(.btn) { display: none; }
  .hero { padding: 56px 0 40px; }
  .band { padding: 36px 24px; }
}