/* Cordant Systems — corporate site styles */

:root {
  --ink: #10182b;
  --ink-soft: #3b4863;
  --muted: #64708a;
  --line: #e3e7f0;
  --bg: #ffffff;
  --bg-soft: #f6f7fb;
  --bg-deep: #0b1220;
  --accent: #2f5fe0;
  --accent-dark: #1f3fa3;
  --accent-soft: #eaf0ff;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 43, .04), 0 8px 24px rgba(16, 24, 43, .06);
  --maxw: 1120px;
  font-size: 16px;
}

* { 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: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p { margin: 0; }

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

.eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, transform .1s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-block { width: 100%; justify-content: center; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, .9);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -.01em;
}
.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  flex: none;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: .93rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"] {
  color: var(--ink);
  border-color: var(--accent);
}
.nav-actions { display: flex; align-items: center; gap: 14px; }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  position: relative;
  transition: transform .2s ease;
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }

/* Hero */
.hero {
  padding: 96px 0 84px;
  background:
    radial-gradient(1000px 420px at 85% -10%, var(--accent-soft), transparent 60%),
    var(--bg);
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.1rem, 3.6vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  font-weight: 700;
}
.hero p.lead {
  margin-top: 20px;
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 46ch;
}
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.hero-meta {
  margin-top: 40px;
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.hero-meta div { font-size: .85rem; color: var(--muted); }
.hero-meta strong { display: block; font-size: 1.4rem; color: var(--ink); font-weight: 700; }

.hero-panel {
  background: var(--bg-deep);
  border-radius: 16px;
  padding: 28px;
  color: #cfd7ee;
  box-shadow: var(--shadow);
}
.hero-panel-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: .88rem;
}
.hero-panel-row:last-child { border-bottom: none; }
.hero-panel-row span:first-child { color: #8a97bd; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #33d19a; display: inline-block; margin-right: 8px; }

/* Logo strip */
.logo-strip {
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
}
.logo-strip p {
  text-align: center;
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}
.logo-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  color: var(--muted);
  font-weight: 700;
  font-size: 1.05rem;
  opacity: .7;
}

/* Sections */
section { padding: 88px 0; }
.section-head {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}
.section-head h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  letter-spacing: -.01em;
  font-weight: 700;
}
.section-head p {
  margin-top: 14px;
  color: var(--muted);
  font-size: 1.02rem;
}
.section-head.left { text-align: left; margin: 0 0 40px; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}
.card-icon {
  width: 42px;
  height: 42px;
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 18px;
}
.card h3 { font-size: 1.08rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: .94rem; }

.section-alt { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-row strong { display: block; font-size: 2rem; font-weight: 700; }
.stat-row span { color: var(--muted); font-size: .88rem; }

.quote-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.quote-card p.quote { font-size: 1rem; color: var(--ink-soft); }
.quote-person { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.quote-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-soft), #dfe6ff);
}
.quote-person strong { font-size: .9rem; display: block; }
.quote-person span { font-size: .8rem; color: var(--muted); }

.cta-band {
  background: var(--bg-deep);
  color: #fff;
  border-radius: 18px;
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-band h2 { font-size: 1.7rem; letter-spacing: -.01em; }
.cta-band p { color: #a9b3d1; margin-top: 10px; }

/* Forms */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.field label { font-size: .85rem; font-weight: 600; color: var(--ink-soft); }
.field input, .field textarea, .field select {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  font: inherit;
  color: var(--ink);
  background: var(--bg);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field-full { grid-column: 1 / -1; }

.info-list { display: flex; flex-direction: column; gap: 22px; }
.info-list li { display: flex; gap: 14px; }
.info-icon {
  width: 38px; height: 38px; border-radius: 9px;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex: none; font-weight: 700; font-size: .85rem;
}
.info-list h3 { font-size: .95rem; margin-bottom: 4px; }
.info-list p { color: var(--muted); font-size: .9rem; }

/* Footer */
.site-footer {
  background: var(--bg-deep);
  color: #9aa5c4;
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; margin-bottom: 14px; }
.footer-grid p { font-size: .88rem; line-height: 1.6; max-width: 32ch; }
.footer-col h4 { color: #fff; font-size: .85rem; margin-bottom: 16px; letter-spacing: .03em; text-transform: uppercase; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: .88rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: .82rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-legal { display: flex; gap: 20px; }

/* fade-in */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .site-header.nav-open .nav-links {
    display: flex;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 16px 24px 24px;
    gap: 16px;
  }
  .cta-band { flex-direction: column; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; }
}