/* icon-base */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1em;
    height: 1em;
    fill: currentColor;
    vertical-align: middle;
    flex-shrink: 0;
    overflow: visible;
    user-select: none;
    pointer-events: none;
}
/* ── NAV (shared across all pages) ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 64px; background: rgba(245,241,234,0.9);
  backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 40px;
  height: 100%; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo img { height: 32px; }
.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-link-item {
  font-size: 15px; font-weight: 450; color: var(--ink-2);
  text-decoration: none; padding: 8px 14px; border-radius: 8px;
  transition: background 0.12s; cursor: pointer; position: relative;
  display: flex; align-items: center; gap: 4px;
}
.nav-link-item:hover { background: var(--bg-alt); }
.nav-link-item .dd-arrow { color: var(--ink-4); transition: transform 0.2s; vertical-align: middle; }
.nav-link-item:hover .dd-arrow { transform: rotate(180deg); }

/* Dropdown */
.nav-dropdown {
  position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%);
  background: #fff; border: 1px solid rgba(0,0,0,0.06); border-radius: 16px;
  box-shadow: 0 24px 64px rgba(9,9,11,0.14), 0 8px 20px rgba(9,9,11,0.06);
  padding: 28px 32px; min-width: 520px;
  opacity: 0; visibility: hidden; transition: opacity 0.2s ease, visibility 0.2s, transform 0.2s ease;
  transform: translateX(-50%) translateY(4px);
  display: grid; grid-template-columns: 1fr 1fr; gap: 36px;
  z-index: 200;
}
.nav-link-item:hover .nav-dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dd-col-title {
  font-family: var(--font-mono); font-size: 10px; font-weight: 600;
  color: var(--ink-4); text-transform: uppercase; letter-spacing: 0.12em;
  margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.dd-link {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 10px 12px; border-radius: 10px; text-decoration: none;
  transition: background 0.15s;
}
.dd-link:hover { background: var(--bg-alt); }
.dd-link .icon { width: 20px; height: 20px; fill: var(--accent); flex-shrink: 0; vertical-align: middle; }
.dd-link-text { font-size: 13px; font-weight: 600; color: var(--ink); }
.dd-link-desc { font-size: 11px; color: var(--ink-3); font-weight: 400; margin-top: 2px; line-height: 1.4; }
.dd-link-body { display: flex; flex-direction: column; }

/* Solutions dropdown - single column */
.nav-dropdown.solutions { grid-template-columns: 1fr; min-width: 280px; }

/* CTAs */
.nav-ctas, .nav-actions { display: flex; gap: 10px; align-items: center; }
.btn-ghost { font-size: 14px; font-weight: 500; color: var(--ink); padding: 8px 16px; border-radius: 8px; border: 1px solid var(--border); text-decoration: none; transition: all 0.12s; }
.btn-ghost:hover { background: var(--bg-alt); }

/* Hamburger + Mobile menu */
.nav-hamburger { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-hamburger span { display: block; width: 20px; height: 2px; background: var(--ink); margin: 5px 0; }
.mobile-menu { display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; background: var(--bg); z-index: 99; padding: 24px; flex-direction: column; gap: 20px; overflow-y: auto; }
.mobile-menu.active { display: flex; }
.mobile-menu a { font-size: 16px; font-weight: 500; color: var(--ink-2); padding: 12px 0; border-bottom: 1px solid var(--border); text-decoration: none; }

/* Mobile breakpoint */
@media(max-width:768px) {
  .nav-dropdown { display: none; }
  .nav-links { display: none; }
  .nav-ctas, .nav-actions { display: none; }
  .nav-hamburger { display: block; }
  .nav-inner { padding: 0 16px; }
}