/* ==========================================================================
   MADHLYRICS - LAYOUT & NAVIGATION CSS
   ========================================================================== */

/* --- Sticky Glass Header --- */
.navbar {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  z-index: var(--z-sticky);
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.95);
}

[data-theme="dark"] .navbar.scrolled {
  background: rgba(14, 27, 56, 0.96);
}

.navbar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.brand-logo:hover {
  transform: scale(1.02);
}

.brand-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: all var(--transition-fast);
}

.footer-about .brand-logo-img {
  height: 46px;
  background: #FFFFFF;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.mobile-drawer .brand-logo-img {
  height: 40px;
}

[data-theme="dark"] .navbar .brand-logo-img,
[data-theme="dark"] .mobile-drawer .brand-logo-img {
  background: #FFFFFF;
  padding: 4px 10px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

/* Desktop Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-item {
  font-weight: 500;
  font-size: var(--font-size-sm);
  color: var(--nav-text-color, var(--primary-navy));
  position: relative;
  padding: 0.5rem 0;
}

.nav-item::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--primary-green);
  transition: width var(--transition-normal);
}

.nav-item:hover::after,
.nav-item.active::after {
  width: 100%;
}

.nav-item.active {
  color: var(--primary-green);
  font-weight: 600;
}

/* Header Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Quick Search Trigger Bar */
.search-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 1rem;
  background-color: var(--bg-surface-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-width: 220px;
}

.search-trigger:hover {
  border-color: var(--primary-green);
  background-color: #FFFFFF;
  box-shadow: var(--shadow-xs);
}

.search-trigger-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.search-shortcut {
  font-size: 0.7rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-weight: 600;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--nav-text-color, var(--primary-navy));
  padding: 0.5rem;
  cursor: pointer;
}

/* --- Mobile Navigation Drawer --- */
.mobile-drawer {
  position: fixed;
  top: var(--header-height);
  right: -100%;
  width: 100%;
  max-width: 320px;
  height: calc(100vh - var(--header-height));
  background: var(--bg-surface);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-dropdown);
  transition: right var(--transition-normal);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow-y: auto;
}

.mobile-drawer.open {
  right: 0;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-item {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--nav-text-color, var(--primary-navy));
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--bg-surface-secondary);
}

.mobile-nav-item.active {
  color: var(--primary-green);
}

.mobile-drawer-backdrop {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background: rgba(11, 31, 77, 0.4);
  backdrop-filter: blur(4px);
  z-index: calc(var(--z-dropdown) - 1);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

[data-theme="dark"] .drawer-close,
[data-theme="dark"] .mobile-toggle,
[data-theme="dark"] .nav-item,
[data-theme="dark"] .mobile-nav-item,
[data-theme="dark"] .brand-text {
  color: var(--nav-text-color, #E2E8F0) !important;
}

[data-theme="dark"] .search-trigger {
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  border-color: var(--border-color);
}

[data-theme="dark"] .search-trigger:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--primary-green);
}

/* --- Main Layout Sections --- */
main {
  flex: 1;
  padding-bottom: 4rem;
}

.section-padding {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

/* --- Footer Layout --- */
.site-footer {
  background-color: var(--primary-navy);
  color: #FFFFFF;
  padding-top: 4rem;
  padding-bottom: 2rem;
  position: relative;
  overflow: hidden;
  border-top: 4px solid var(--accent-gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: var(--font-size-md);
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--accent-gold);
}

.footer-about p {
  color: #CBD5E1;
  font-size: var(--font-size-sm);
  line-height: 1.7;
  max-width: 320px;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #94A3B8;
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--accent-gold);
  transform: translateX(3px);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-sm);
  color: #94A3B8;
}

/* --- Responsive Breakpoints --- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links, .search-trigger {
    display: none;
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}