/* Layout Styles */

/* ================= Public Navigation ================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition-normal);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 72px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--primary-600, var(--navy-800));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 1.25rem;
  box-shadow: 0 4px 10px rgba(5, 150, 105, 0.3);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  position: relative;
  transition: color var(--transition-fast);
  padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-600);
}
[data-theme="dark"] .nav-link:hover, [data-theme="dark"] .nav-link.active {
  color: var(--primary-400);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-600);
  border-radius: var(--radius-full);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.mobile-menu-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--text-primary);
}

/* ================= Hero Section ================= */
.hero-section {
  position: relative;
  padding: 5rem 0 4rem;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  overflow: hidden;
}

.hero-content {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

.hero-badge {
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  background: var(--text-primary 30%, var(--primary-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
[data-theme="dark"] .hero-title {
  background: #FFFFFF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ================= Sections ================= */
.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin-inline: auto;
  margin-bottom: 3rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
}

/* ================= Portal Layout ================= */
.portal-container {
  display: flex;
  min-height: 100vh;
}

.portal-sidebar {
  width: 270px;
  background: var(--bg-surface);
  border-inline-end: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  inset-inline-start: 0;
  z-index: 90;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: 1.5rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sidebar-role-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  background: var(--primary-50);
  color: var(--primary-700);
}
[data-theme="dark"] .sidebar-role-badge {
  background: rgba(16, 185, 129, 0.2);
  color: var(--primary-400);
}

.sidebar-menu {
  flex: 1;
  padding: 1.25rem 0.875rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  overflow-y: auto;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.sidebar-link:hover {
  background: var(--bg-surface-hover);
  color: var(--text-primary);
}

.sidebar-link.active {
  background: var(--primary-600);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.25);
}

.sidebar-link-icon {
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-footer {
  padding: 1.25rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.portal-main {
  flex: 1;
  margin-inline-start: 270px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.portal-topbar {
  height: 72px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding-inline: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 80;
  backdrop-filter: blur(10px);
}

.portal-content {
  flex: 1;
  padding: 2rem;
  background: var(--bg-page);
}

/* ================= Footer ================= */
.site-footer {
  background: var(--navy-900);
  color: #F8FAFC;
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 1rem;
}

.footer-desc {
  color: var(--navy-300);
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-title {
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  color: var(--navy-300);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}
.footer-link:hover {
  color: var(--primary-400);
}

.footer-bottom {
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--navy-400);
}