/* ============================================================
   AXIONIQ — AI & ERP Technology Directory
   Indigo / cyan intelligence tokens
   ============================================================ */

:root {
  --canvas: #F7F8FC;
  --canvas-alt: #EEF0F8;
  --surface: #FFFFFF;
  --ink: #0B1020;
  --ink-soft: #3D4563;
  --ink-muted: #7B84A3;
  --indigo: #4F46E5;
  --indigo-dark: #3730A3;
  --indigo-light: #EEF2FF;
  --cyan: #22D3EE;
  --cyan-dark: #0891B2;
  --violet: #A78BFA;
  --violet-soft: rgba(167, 139, 250, 0.18);
  --amber: #FBBF24;
  --gold-light: #FFFBEB;
  --midnight: #0B1020;
  --midnight-2: #12182B;
  --line: rgba(11, 16, 32, 0.1);
  --line-soft: rgba(11, 16, 32, 0.06);
  --shadow: 0 20px 50px rgba(11, 16, 32, 0.08);
  --shadow-lg: 0 32px 80px rgba(11, 16, 32, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --container: 1180px;
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --network: #4F46E5;
  --network-glow: rgba(79, 70, 229, 0.2);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 480px at 92% -10%, rgba(79, 70, 229, 0.14), transparent 55%),
    radial-gradient(700px 420px at -8% 18%, rgba(34, 211, 238, 0.1), transparent 55%),
    radial-gradient(600px 360px at 50% 100%, rgba(167, 139, 250, 0.08), transparent 50%);
}

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

a { color: var(--indigo); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--indigo-dark); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 0.45em;
  color: var(--ink);
}

p { margin: 0 0 1em; color: var(--ink-soft); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

section { padding: 72px 0; position: relative; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--indigo);
  margin: 0 0 14px;
}

.section-title {
  font-size: clamp(30px, 4.2vw, 44px);
  max-width: 22ch;
}

.section-lede {
  font-size: 18px;
  max-width: 60ch;
  color: var(--ink-soft);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(247, 248, 252, 0.88);
  border-bottom: 1px solid var(--line-soft);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--ink);
  letter-spacing: -0.03em;
}

.logo:hover { color: var(--ink); }

.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--indigo) 0%, #7C3AED 55%, var(--cyan) 130%);
  display: grid;
  place-items: center;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 8px 20px var(--network-glow);
}

.nav-links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 4px;
  align-items: center;
}

.nav-links a {
  display: block;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--ink-soft);
  font-size: 14.5px;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--ink);
  background: var(--indigo-light);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14.5px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--indigo), #6D28D9);
  color: #fff;
  box-shadow: 0 10px 24px var(--network-glow);
}

.btn-primary:hover { color: #fff; box-shadow: 0 14px 28px rgba(79, 70, 229, 0.32); }

.btn-secondary {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--line);
}

.btn-secondary:hover { color: var(--ink); border-color: var(--indigo); }

.btn-lg { padding: 14px 24px; font-size: 15.5px; }

.btn-amber {
  background: linear-gradient(135deg, #F59E0B, #FBBF24);
  color: var(--midnight);
  box-shadow: 0 10px 24px rgba(251, 191, 36, 0.28);
}

.btn-amber:hover { color: var(--midnight); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  padding: 64px 0 48px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--indigo-light);
  color: var(--indigo-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(38px, 5.6vw, 58px);
  max-width: 14ch;
  margin-bottom: 16px;
}

.hero h1 .accent {
  background: linear-gradient(120deg, var(--indigo), #7C3AED 45%, var(--cyan-dark));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  font-size: 18.5px;
  max-width: 48ch;
  margin-bottom: 28px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.hero-stat {
  min-width: 100px;
}

.hero-stat .num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.03em;
}

.hero-stat .label {
  font-size: 13px;
  color: var(--ink-muted);
  font-weight: 500;
}

.hero-panel {
  background: linear-gradient(160deg, var(--midnight) 0%, var(--midnight-2) 60%, #1E1B4B 100%);
  border-radius: 24px;
  padding: 28px;
  color: #E8EAFF;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(167, 139, 250, 0.2);
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.25), transparent 70%);
  pointer-events: none;
}

.hero-panel h2 {
  color: #fff;
  font-size: 22px;
  margin-bottom: 8px;
}

.hero-panel p {
  color: rgba(232, 234, 255, 0.72);
  font-size: 14.5px;
  margin-bottom: 18px;
}

.hero-panel-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-panel-list li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #F5F6FF;
  font-weight: 600;
  font-size: 14px;
}

.hero-panel-list li a:hover {
  background: rgba(79, 70, 229, 0.35);
  border-color: rgba(167, 139, 250, 0.4);
  color: #fff;
}

.hero-panel-list .tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  font-weight: 600;
}

/* ---------- Network spotlight ---------- */
.network {
  padding-top: 24px;
  padding-bottom: 40px;
}

.network-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.network-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.network-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: 0 8px 24px rgba(11, 16, 32, 0.04);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  display: flex;
  flex-direction: column;
  min-height: 210px;
}

.network-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: rgba(79, 70, 229, 0.35);
}

.network-card.featured {
  background: linear-gradient(165deg, #FFFFFF 0%, var(--indigo-light) 100%);
  border-color: rgba(79, 70, 229, 0.22);
}

.network-card .pill {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--indigo);
  color: #fff;
}

.network-card h3 {
  font-size: 20px;
  margin: 0 0 6px;
  padding-right: 72px;
}

.network-card h3 a { color: var(--ink); }
.network-card h3 a:hover { color: var(--indigo); }

.network-card .tagline {
  font-size: 14px;
  font-weight: 600;
  color: var(--indigo-dark);
  margin-bottom: 10px;
}

.network-card .blurb {
  font-size: 14.5px;
  color: var(--ink-soft);
  margin-bottom: 16px;
  flex: 1;
}

.network-card .cta {
  font-weight: 600;
  font-size: 14px;
  color: var(--indigo);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.network-card .cta:hover { gap: 10px; }

/* ---------- Directory controls ---------- */
.directory {
  padding-top: 32px;
  background: linear-gradient(180deg, transparent, var(--canvas-alt) 8%, var(--canvas-alt));
}

.directory-header {
  margin-bottom: 24px;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 28px;
}

.search-wrap {
  position: relative;
}

.search-wrap svg {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-muted);
  pointer-events: none;
}

#search {
  width: 100%;
  padding: 16px 18px 16px 48px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-size: 16px;
  font-family: var(--font-body);
  color: var(--ink);
  box-shadow: 0 8px 24px rgba(11, 16, 32, 0.04);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

#search:focus {
  border-color: var(--indigo);
  box-shadow: 0 0 0 4px var(--network-glow);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.12s ease;
}

.chip:hover {
  border-color: var(--indigo);
  color: var(--indigo-dark);
}

.chip.active {
  background: var(--indigo);
  border-color: var(--indigo);
  color: #fff;
  box-shadow: 0 6px 16px var(--network-glow);
}

.chip.network-chip.active {
  background: linear-gradient(135deg, var(--indigo), #7C3AED);
}

.results-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.results-meta p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-muted);
  font-family: var(--font-mono);
}

/* ---------- Site cards grid ---------- */
.sites-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.site-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  min-height: 196px;
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.site-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: rgba(79, 70, 229, 0.25);
}

.site-card.is-network {
  border-color: rgba(79, 70, 229, 0.28);
  background: linear-gradient(180deg, #FFFFFF, #F5F3FF);
}

.site-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
}

.site-card h3 {
  font-size: 17px;
  margin: 0;
  line-height: 1.25;
}

.site-card h3 a { color: var(--ink); }
.site-card h3 a:hover { color: var(--indigo); }

.badge {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--canvas-alt);
  color: var(--ink-muted);
}

.badge.network {
  background: var(--indigo);
  color: #fff;
}

.badge.cat {
  background: var(--indigo-light);
  color: var(--indigo-dark);
}

.site-card .tagline {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.site-card .blurb {
  font-size: 13.5px;
  color: var(--ink-muted);
  margin-bottom: 12px;
  flex: 1;
}

.site-card .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.site-card .tag {
  font-size: 11.5px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--canvas-alt);
  color: var(--ink-muted);
  font-weight: 500;
}

.site-card .visit {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--indigo);
}

.site-card .visit:hover { color: var(--indigo-dark); }

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 20px;
  color: var(--ink-muted);
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px dashed var(--line);
}

/* ---------- Why / methodology ---------- */
.why {
  background: var(--canvas);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 28px;
}

.why-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 24px;
}

.why-card .icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--indigo-light);
  color: var(--indigo);
  font-size: 18px;
  margin-bottom: 14px;
}

.why-card h3 { font-size: 18px; margin-bottom: 8px; }
.why-card p { margin: 0; font-size: 14.5px; }

/* ---------- CTA band ---------- */
.cta-band {
  padding: 24px 0 80px;
}

.cta-inner {
  background: linear-gradient(125deg, var(--midnight) 0%, #1E1B4B 50%, #0F766E 140%);
  border-radius: 28px;
  padding: 48px 40px;
  color: #fff;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 28px;
  align-items: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(167, 139, 250, 0.2);
}

.cta-inner h2 {
  color: #fff;
  font-size: clamp(28px, 3.5vw, 36px);
  margin-bottom: 10px;
}

.cta-inner p {
  color: rgba(232, 234, 255, 0.78);
  margin: 0;
  max-width: 48ch;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: stretch;
}

.cta-actions .btn { width: 100%; justify-content: center; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--midnight);
  color: rgba(232, 234, 255, 0.72);
  padding: 56px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.site-footer h4 {
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  font-weight: 600;
  margin-bottom: 14px;
}

.site-footer .brand {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.site-footer p {
  color: rgba(232, 234, 255, 0.62);
  font-size: 14.5px;
  max-width: 36ch;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.site-footer a {
  color: rgba(232, 234, 255, 0.72);
  font-size: 14.5px;
}

.site-footer a:hover { color: var(--cyan); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(232, 234, 255, 0.45);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid,
  .cta-inner,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .network-grid,
  .sites-grid,
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(247, 248, 252, 0.98);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 18px;
    gap: 2px;
  }
  .nav-toggle { display: inline-flex; }
  .nav { position: relative; }
  .nav .btn-primary { display: none; }
}

@media (max-width: 640px) {
  .network-grid,
  .sites-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

  section { padding: 56px 0; }
  .cta-inner { padding: 32px 22px; }
  .hero { padding-top: 40px; }
}