/* ==========================================================================
   Connexion Data Services — Site Stylesheet
   Palette: Steel & Signal
   Graphite Black #14171A | Steel Gray #4A5158 | Circuit Violet #6B4FE0
   Teal #00B3B0 | Paper #F4F3F0
   ========================================================================== */

:root {
  --graphite: #14171A;
  --steel: #4A5158;
  --violet: #6B4FE0;
  --violet-dark: #5540c0;
  --teal: #00B3B0;
  --teal-dark: #00908e;
  --paper: #F4F3F0;
  --white: #FFFFFF;

  --font-heading: 'Sora', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max-width: 1200px;
  --radius: 8px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--graphite);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

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

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--graphite);
}

h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }

p { margin-bottom: 1rem; }

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

section { padding: 72px 0; }

.section-tight { padding: 48px 0; }

.bg-paper { background: var(--paper); }
.bg-graphite { background: var(--graphite); color: var(--paper); }
.bg-graphite h1, .bg-graphite h2, .bg-graphite h3 { color: var(--white); }
.bg-graphite p { color: #c7cad0; }
.bg-graphite a:not(.btn) { color: var(--teal); }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 10px;
  display: block;
}

.bg-paper .eyebrow, .bg-white .eyebrow { color: var(--violet); }

.lede {
  font-size: 1.15rem;
  color: var(--steel);
  max-width: 640px;
}

.bg-graphite .lede { color: #c7cad0; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--violet);
  color: var(--white);
}
.btn-primary:hover { background: var(--violet-dark); color: var(--white); }

.btn-secondary {
  background: transparent;
  border-color: var(--teal);
  color: var(--teal);
}
.btn-secondary:hover { background: var(--teal); color: var(--white); }

.bg-graphite .btn-secondary { border-color: var(--white); color: var(--white); }
.bg-graphite .btn-secondary:hover { background: var(--white); color: var(--graphite); }

.btn-row { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 28px; }

/* Header */
.site-header {
  background: var(--graphite);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.site-header .logo img { height: 40px; width: auto; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  color: var(--paper);
  font-weight: 600;
  font-size: 0.95rem;
}

.main-nav a:hover, .main-nav a.active { color: var(--teal); }

.nav-cta {
  background: var(--violet);
  color: var(--white) !important;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 700 !important;
}
.nav-cta:hover { background: var(--violet-dark); color: var(--white) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 26px;
  height: 3px;
  background: var(--paper);
  border-radius: 2px;
}

/* Hero */
.hero {
  position: relative;
  color: var(--white);
  background-size: cover;
  background-position: center;
  min-height: 520px;
  display: flex;
  align-items: center;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(20,23,26,0.94) 0%, rgba(20,23,26,0.82) 45%, rgba(20,23,26,0.55) 100%);
}
.hero .container { position: relative; z-index: 2; }
.hero h1 { color: var(--white); max-width: 780px; }
.hero p.lede { color: #dfe1e5; }

.hero-page {
  min-height: 300px;
}

/* Feature cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 28px;
  margin-top: 40px;
}

.card {
  background: var(--white);
  border: 1px solid #e7e5e0;
  border-top: 4px solid var(--violet);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(20,23,26,0.08); }
.card:nth-child(even) { border-top-color: var(--teal); }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--steel); font-size: 0.96rem; margin-bottom: 14px; }
.card a { font-weight: 700; font-size: 0.9rem; }

/* Two column layout */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 800px) {
  .split { grid-template-columns: 1fr; }
}

.split img { border-radius: var(--radius); }

/* Content list blocks */
.info-block {
  border-left: 3px solid var(--teal);
  padding-left: 22px;
  margin-bottom: 32px;
}
.info-block h3 {
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 1rem;
  color: var(--violet);
  margin-bottom: 8px;
}
.info-block p { color: var(--steel); }

/* Checklist */
.checklist { list-style: none; margin-top: 16px; }
.checklist li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 12px;
  color: var(--steel);
}
.checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--teal);
}

/* CTA banner */
.cta-banner {
  background: var(--graphite);
  color: var(--white);
  text-align: center;
  padding: 64px 0;
}
.cta-banner h2 { color: var(--white); margin-bottom: 12px; }
.cta-banner p { color: #c7cad0; max-width: 560px; margin: 0 auto 28px; }
.cta-banner .btn-row { justify-content: center; }

/* Table (pricing factors) */
.factor-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
}
.factor-table th, .factor-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid #e7e5e0;
}
.factor-table th {
  background: var(--graphite);
  color: var(--white);
  font-family: var(--font-heading);
}
.factor-table tr:nth-child(even) { background: var(--paper); }

/* Contact form */
.contact-form {
  background: var(--white);
  border: 1px solid #e7e5e0;
  border-radius: var(--radius);
  padding: 36px;
}
.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 6px;
}
.form-row input, .form-row textarea, .form-row select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d5d2cb;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--paper);
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: 2px solid var(--violet);
  outline-offset: 1px;
  background: var(--white);
}
.form-row textarea { min-height: 140px; resize: vertical; }

.contact-details {
  padding: 8px 0 8px 8px;
}
.contact-details .item { margin-bottom: 28px; }
.contact-details .item .eyebrow { margin-bottom: 4px; }
.contact-details .item a, .contact-details .item p { font-size: 1.05rem; }

/* Footer */
.site-footer {
  background: var(--graphite);
  color: #c7cad0;
  padding: 64px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
.footer-grid img { height: 34px; margin-bottom: 16px; }
.footer-grid p { font-size: 0.9rem; color: #9aa0a8; }
.footer-col h4 {
  color: var(--white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  color: #c7cad0;
  font-size: 0.92rem;
  margin-bottom: 10px;
}
.footer-col a:hover { color: var(--teal); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 0.85rem;
  color: #7d838b;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: #7d838b; }
.footer-bottom a:hover { color: var(--teal); }

/* Legal pages */
.legal-content h2 { margin-top: 36px; margin-bottom: 12px; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li { color: var(--steel); }
.legal-content ul, .legal-content ol { padding-left: 24px; margin-bottom: 16px; }
.legal-content li { margin-bottom: 8px; }
.legal-updated { color: var(--steel); font-size: 0.9rem; margin-bottom: 32px; }

/* Utility */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* Mobile nav */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute;
    top: 84px;
    left: 0;
    right: 0;
    background: var(--graphite);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px 30px;
    gap: 18px;
    display: none;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .main-nav.open { display: flex; }
  .nav-cta { margin-top: 6px; }
}