/* layout.css – glass header & footer – Venetra */

/* ----- Header ----- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: linear-gradient(180deg, rgba(10, 12, 20, 0.78) 0%, rgba(8, 10, 16, 0.62) 100%);
  backdrop-filter: saturate(var(--saturate)) blur(var(--blur));
  -webkit-backdrop-filter: saturate(var(--saturate)) blur(var(--blur));
  border-bottom: 1px solid var(--glass-border);
  transition: background var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 768px) {
  .header-inner {
    padding-inline: 2rem;
  }
}

.header-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  transition: opacity var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.header-logo:hover {
  color: var(--text);
  opacity: 0.9;
  transform: scale(1.02);
}

.header-logo img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.header-logo span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-nav {
  display: none;
}

@media (min-width: 768px) {
  .header-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
  }
}

.nav-link {
  padding: 0.5rem 0.9rem;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color var(--duration) var(--ease), background var(--duration) var(--ease), transform var(--duration) var(--ease-spring);
}

.nav-link:hover {
  color: var(--accent);
  background: var(--accent-dim);
  transform: translateY(-2px) scale(1.02);
}

.nav-link:active {
  transform: translateY(0) scale(0.98);
}

.nav-link-cta {
  color: var(--text);
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border-strong);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
}

.nav-link-cta:hover {
  background: linear-gradient(135deg, rgba(66, 135, 245, 0.25) 0%, rgba(79, 214, 255, 0.2) 100%);
  border-color: rgba(66, 135, 245, 0.5);
  transform: translateY(-2px) scale(1.02);
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: background var(--duration) var(--ease), transform var(--duration) var(--ease);
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }
}

.menu-toggle:hover {
  background: var(--glass-bg);
  transform: scale(1.05);
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--duration) var(--ease-spring), opacity var(--duration) var(--ease);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav */
.mobile-nav {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  padding: 2rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity var(--duration) var(--ease), visibility var(--duration) var(--ease), transform var(--duration) var(--ease-out);
}

.mobile-nav.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (min-width: 768px) {
  .mobile-nav {
    display: none;
  }
}

.mobile-nav .nav-link,
.mobile-nav .nav-link-cta {
  display: block;
  padding: 1rem 1.25rem;
  font-size: 1.0625rem;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--blur));
}

/* ----- Footer ----- */
.footer {
  margin-top: auto;
  padding: 3.5rem 0 2rem;
  background: linear-gradient(180deg, rgba(10, 14, 22, 0.65) 0%, rgba(6, 8, 14, 0.9) 100%);
  backdrop-filter: saturate(var(--saturate)) blur(var(--blur));
  -webkit-backdrop-filter: saturate(var(--saturate)) blur(var(--blur));
  border-top: 1px solid var(--glass-border);
}

.footer-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 768px) {
  .footer-inner {
    padding-inline: 2rem;
  }
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr auto;
    align-items: start;
  }
}

.footer-brand img {
  width: 42px;
  height: 42px;
  margin-bottom: 0.75rem;
  object-fit: contain;
}

.footer-brand h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-brand p {
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.footer-social h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  padding: 0.5rem 0;
  transition: color var(--duration) var(--ease), transform var(--duration) var(--ease-spring);
}

.footer-links a:hover {
  color: var(--accent);
  transform: translateY(-2px) scale(1.02);
}

.footer-links svg,
.footer-links i {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.footer-links i {
  font-size: 1rem;
}

.footer-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem 1.25rem;
  padding: 0.75rem 0 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.footer-trust-item i {
  color: var(--accent);
  font-size: 0.75rem;
  opacity: 0.8;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  text-align: center;
}

.footer-bottom a {
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: color var(--duration) var(--ease);
}

.footer-bottom a:hover {
  color: var(--text-secondary);
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.875rem;
}