/* ===== DataJoin — design tokens ===== */
:root {
  --navy: #10193A;
  --navy-soft: #1B2A55;
  --blue: #2F5FE0;
  --blue-dark: #21449E;
  --teal: #45A99A;
  --teal-dark: #3C8F82;
  --bg: #FFFFFF;
  --bg-soft: #F7F9FA;
  --bg-mist: #EEF2F6;
  --text: #10193A;
  --text-soft: #5B6472;
  --text-muted: #8A93A3;
  --border: #E4E8ED;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16,25,58,0.04), 0 8px 24px rgba(16,25,58,0.06);
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(92vw, var(--max)); margin: 0 auto; }
section { padding: 5rem 0; }
h1, h2, h3 { line-height: 1.2; margin: 0; color: var(--navy); }
p { margin: 0; }

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-dark);
  margin-bottom: 0.75rem;
}
.h1 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 700; letter-spacing: -0.01em; }
.h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 700; letter-spacing: -0.01em; }
.lede { margin-top: 1.1rem; font-size: 1.1rem; color: var(--text-soft); max-width: 640px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); }
.btn-outline { background: transparent; border-color: var(--border); color: var(--navy); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-ghost-nav {
  border: 1px solid var(--border);
  color: var(--navy);
  padding: 0.5rem 1.1rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
}
.btn-ghost-nav:hover { border-color: var(--blue); color: var(--blue); }

/* Header */
header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 2rem;
}
.logo-mark { display: flex; align-items: center; gap: 0.5rem; }
.logo-mark img { height: 34px; width: auto; }
nav.main { display: flex; align-items: center; gap: 1.8rem; }
nav.main a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
}
nav.main a:hover { color: var(--blue); }
@media (max-width: 780px) {
  nav.main { display: none; }
}

/* Hero */
.hero {
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
}
.hero .wrap { padding: 4.5rem 0 3.5rem; }
.hero-grid { display: grid; gap: 2.5rem; grid-template-columns: 1.1fr 0.8fr; align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }
.hero-actions { display: flex; gap: 0.75rem; margin-top: 1.75rem; flex-wrap: wrap; }
.hero-badges { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.6rem; margin-top: 2.2rem; }
.badge {
  display: flex; align-items: center; gap: 0.6rem;
  font-size: 0.85rem; font-weight: 600; color: var(--navy);
}
.badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); flex: none; }

.hero-panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 1.5rem;
}
.hero-panel .row { padding: 1rem 0; border-bottom: 1px solid var(--border); }
.hero-panel .row:last-child { border-bottom: none; }
.hero-panel .row .tag { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--blue); }
.hero-panel .row .val { margin-top: 0.35rem; font-weight: 600; font-size: 1.05rem; color: var(--navy); }

/* Grid cards */
.grid-3 { display: grid; gap: 1.25rem; grid-template-columns: repeat(3, 1fr); margin-top: 2.5rem; }
.grid-2 { display: grid; gap: 1.25rem; grid-template-columns: repeat(2, 1fr); margin-top: 2.5rem; }
@media (max-width: 900px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-2px); border-color: rgba(47,95,224,0.35); }
.card .icon {
  width: 46px; height: 46px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--bg-mist); color: var(--blue);
  margin-bottom: 1.1rem;
}
.card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.5rem; }
.card p { color: var(--text-soft); font-size: 0.95rem; }
.card .step-tag { font-size: 0.8rem; font-weight: 700; color: var(--blue); }

.section-head { max-width: 640px; }
.section-head.center { margin: 0 auto; text-align: center; }

.section-alt { background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-navy { background: var(--navy); color: #fff; }
.section-navy h2, .section-navy h3 { color: #fff; }
.section-navy .eyebrow { color: var(--teal); }

.stats { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 700px) { .stats { grid-template-columns: 1fr; } }
.stat { background: var(--bg-soft); border-radius: var(--radius); padding: 1.5rem; text-align: center; }
.stat strong { display: block; font-size: 2rem; font-weight: 700; color: var(--blue); }
.stat span { display: block; margin-top: 0.4rem; color: var(--text-soft); font-weight: 600; font-size: 0.9rem; }

.diff-grid { display: grid; gap: 0.8rem; grid-template-columns: repeat(2, 1fr); }
@media (max-width: 700px) { .diff-grid { grid-template-columns: 1fr; } }
.diff-item {
  display: flex; align-items: flex-start; gap: 0.7rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 1.1rem;
  font-weight: 600;
  font-size: 0.95rem;
}
.diff-item .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); margin-top: 0.4rem; flex: none; }

.cta-band {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1.5rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 2.2rem;
}
.cta-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

footer.site {
  background: var(--navy);
  color: #B9C2D4;
  padding: 3.5rem 0 1.5rem;
}
.footer-grid { display: grid; gap: 2.5rem; grid-template-columns: 1.3fr 0.85fr 0.85fr; }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid img { height: 30px; margin-bottom: 1rem; }
.footer-grid h4 { color: #fff; font-size: 0.9rem; font-weight: 700; margin-bottom: 1rem; }
.footer-links { display: grid; gap: 0.6rem; font-size: 0.9rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 2.5rem;
  padding-top: 1.2rem;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  font-size: 0.82rem;
  color: #8390A8;
}

/* Certifications */
.certs { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin-top: 2.5rem; }
@media (max-width: 700px) { .certs { grid-template-columns: repeat(2, 1fr); } }
.cert-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  text-align: center;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.cert-card:hover { transform: translateY(-2px); border-color: rgba(47,95,224,0.35); }
.cert-card img { width: 100px; height: 100px; margin: 0 auto 1rem; }
.cert-card strong { display: block; color: var(--navy); font-size: 1rem; margin-bottom: 0.25rem; }
.cert-card span { color: var(--text-soft); font-size: 0.85rem; }

.partner-strip {
  display: flex; align-items: center; justify-content: center; gap: 1rem;
  margin-top: 2.5rem; padding-top: 2rem; border-top: 1px solid var(--border);
}
.partner-strip { flex-wrap: wrap; }
.partner-strip img { height: 56px; width: auto; }
.partner-strip span { color: var(--text-soft); font-size: 0.85rem; font-weight: 600; }

/* Contact page */
.contact-grid { display: grid; gap: 2.5rem; grid-template-columns: 0.9fr 1.1fr; align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.channel {
  display: flex; align-items: center; gap: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  margin-top: 0.9rem;
  transition: border-color 0.15s ease;
}
.channel:hover { border-color: rgba(47,95,224,0.35); }
.channel .icon { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; color: #fff; flex: none; }
.channel .icon.wa { background: var(--teal); }
.channel .icon.mail { background: var(--blue); }
.channel .icon.pin { background: var(--navy); }
.channel strong { display: block; color: var(--navy); font-size: 0.95rem; }
.channel span { color: var(--text-soft); font-size: 0.88rem; }

/* 404 */
.notfound { min-height: 60vh; display: flex; align-items: center; justify-content: center; text-align: center; padding: 4rem 0; }
.notfound .code { font-size: 5rem; font-weight: 700; color: var(--blue); margin-bottom: 0.5rem; }

/* Icons (inline svg color) */
.i { width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }