/* shared.css — Walacor × Fractal Computing */
:root {
  --primary:  #07111f;
  --surface:  #0d1f35;
  --surface2: #112540;
  --accent:   #00a3e0;
  --teal:     #00b5bd;
  --gold:     #c8a84b;
  --safe:     #1a8a3f;
  --white:    #ffffff;
  --muted:    #7a90ab;
  --border:   #1a3050;
  --gray:     #f4f6f9;
  --gray2:    #e2e6ed;
  --dark2:    #040d17;
  --radius:   6px;
  --max:      1160px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--primary);
  color: var(--white);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── NAV ─────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--dark2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-brand-walacor { color: var(--teal); }
.nav-brand-sep     { color: var(--muted); margin: 0 0.15rem; }
.nav-brand-fractal { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--white); }

.nav-cta {
  background: var(--teal);
  color: var(--white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.7rem !important;
  font-weight: 800 !important;
  letter-spacing: 0.1em;
  transition: background 0.2s !important;
}

.nav-cta:hover { background: #009aa1 !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.25s;
}

.nav-drawer {
  display: none;
  flex-direction: column;
  background: var(--dark2);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem 1.5rem;
  gap: 1rem;
}

.nav-drawer.open { display: flex; }

.nav-drawer a {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
}

.nav-drawer a.active,
.nav-drawer a:hover { color: var(--white); }

/* ── FOOTER ──────────────────────────────────────── */
.site-footer {
  background: var(--dark2);
  border-top: 1px solid var(--border);
  padding: 3.5rem 2rem 2rem;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
}

.footer-brand {
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.footer-brand .w { color: var(--teal); }
.footer-brand .x { color: var(--muted); margin: 0 0.2rem; }
.footer-brand .f { color: var(--accent); }

.footer-desc {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.footer-contact a {
  display: block;
  font-size: 0.78rem;
  color: var(--teal);
  margin-bottom: 0.25rem;
}

.footer-col-title {
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  font-size: 0.78rem;
  color: var(--muted);
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--white); }

.footer-copy {
  max-width: var(--max);
  margin: 1.5rem auto 0;
  font-size: 0.72rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ── BUTTONS ─────────────────────────────────────── */
.btn {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary { background: var(--accent); color: var(--white); }
.btn-primary:hover { background: #0088c0; }

.btn-teal { background: var(--teal); color: var(--white); }
.btn-teal:hover { background: #009aa1; }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover { border-color: var(--white); background: rgba(255,255,255,0.05); }

/* ── SECTION TYPOGRAPHY ──────────────────────────── */
.section-label {
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.section-body {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 680px;
}

/* ── STAT BLOCK ──────────────────────────────────── */
.stat-block {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.stat-item {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.stat-item:last-child { border-right: none; }

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.stat-number.accent { color: var(--accent); }
.stat-number.teal   { color: var(--teal); }
.stat-number.gold   { color: var(--gold); }
.stat-number.safe   { color: var(--safe); }

.stat-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ── COMPARISON TABLE ────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

table.compare {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

table.compare thead th {
  background: var(--surface);
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

table.compare thead th.col-risk { color: #c41419; }
table.compare thead th.col-safe {
  background: rgba(0,181,189,0.08);
  color: var(--teal);
}

table.compare tbody tr { border-bottom: 1px solid var(--border); }
table.compare tbody tr:last-child { border-bottom: none; }

table.compare td {
  padding: 0.9rem 1.25rem;
  color: var(--muted);
  vertical-align: top;
}

table.compare td:first-child {
  color: var(--white);
  font-weight: 600;
  font-size: 0.82rem;
}

table.compare td.col-safe {
  background: rgba(0,181,189,0.05);
  color: var(--white);
}

/* ── FADE IN ─────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── LAYOUT ──────────────────────────────────────── */
.container { max-width: var(--max); margin: 0 auto; padding: 0 2rem; }
section { padding: 5rem 2rem; }

/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 767px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .stat-block { grid-template-columns: 1fr 1fr; }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3) { border-top: 1px solid var(--border); }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  section { padding: 3.5rem 1.25rem; }
  .footer-copy { flex-direction: column; }
}