/* ============================================
   ALGORA Layout - Header, Footer, Navigation
   508 Compliant - Light Theme
   ============================================ */

/* --------------------------------
   Header / Navigation
   -------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-4) 0;
  transition: all var(--transition-base);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
  padding: var(--space-3) 0;
}

.header.scrolled .nav-link {
  color: var(--color-gray-700);
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link:focus {
  color: var(--color-primary);
}

.header.scrolled .logo {
  color: var(--color-primary);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: var(--tracking-tight);
  transition: color var(--transition-base);
}

.logo span {
  color: var(--color-secondary);
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
  text-decoration: none;
  transition: color var(--transition-base);
  position: relative;
  padding: var(--space-2) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link:focus {
  color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link:focus::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  background: transparent;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-gray-700);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.header.scrolled .mobile-menu-btn span {
  background: var(--color-gray-700);
}

@media (min-width: 1024px) {
  .mobile-menu-btn {
    display: none;
  }
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-dark);
  z-index: var(--z-modal);
  padding: var(--space-8);
  flex-direction: column;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-12);
}

.mobile-menu-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: var(--color-white);
  font-size: var(--text-2xl);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--font-medium);
  color: var(--color-white);
  text-decoration: none;
  transition: color var(--transition-base);
}

.mobile-nav-link:hover {
  color: var(--color-accent);
}

/* --------------------------------
   Footer
   -------------------------------- */
.footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-20) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.footer-logo span {
  color: var(--color-accent);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: var(--color-white);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.footer-column h5 {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--transition-base);
}

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

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-copyright {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

.footer-legal a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  transition: color var(--transition-base);
}

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

/* --------------------------------
   Page Hero Sections
   -------------------------------- */
.page-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  padding: var(--space-32) 0 var(--space-20);
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.page-hero-content {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-family: var(--font-display);
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

.page-hero p {
  font-size: var(--text-xl);
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
}

/* --------------------------------
   Content Layouts
   -------------------------------- */
.split-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .split-section {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

.split-section.reverse {
  direction: rtl;
}

.split-section.reverse > * {
  direction: ltr;
}

.content-block {
  max-width: 540px;
}

.image-block {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

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

/* Decorative elements */
.image-block::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100px;
  height: 100px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  opacity: 0.3;
  z-index: -1;
}