/* ==========================================================================
   English Hub Platform - Unified Navbar & Footer Styles
   Responsive, glassmorphic header navigation with mobile drawer
   ========================================================================== */

/* --- Platform Header Wrapper Isolation --- */
header#platform-header {
  all: unset !important;
  display: block !important;
  width: 100% !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 1000 !important;
  margin: 0 !important;
  padding: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  border: none !important;
}

/* --- Platform Navbar --- */
.platform-navbar {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
  width: 100% !important;
}

.platform-nav-container,
.nav-container {
  width: 100% !important;
  max-width: 1400px !important;
  margin: 0 auto !important;
  padding: 0 1.5rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  height: 72px !important;
  gap: 1rem !important;
  box-sizing: border-box !important;
}

/* --- Brand Logo --- */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 800;
  font-size: 1.25rem;
  flex-shrink: 0;
  white-space: nowrap;
}

.nav-brand-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px var(--primary-glow);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.nav-brand:hover .nav-brand-icon {
  transform: scale(1.05) rotate(4deg);
}

.nav-brand-text {
  display: flex;
  flex-direction: column;
}

.nav-brand-title {
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.2;
  white-space: nowrap;
}

.nav-brand-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  font-family: var(--font-english);
  white-space: nowrap;
}

/* --- Navigation Links (Desktop) --- */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  white-space: nowrap;
}

.nav-item {
  position: relative;
  flex-shrink: 0;
  white-space: nowrap;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--text-main);
  background-color: rgba(59, 130, 246, 0.08);
}

.nav-link.active {
  color: var(--primary);
  background-color: rgba(59, 130, 246, 0.12);
  font-weight: 700;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

/* Dropdown Menu */
.nav-dropdown {
  position: relative;
}

.dropdown-toggle::after {
  content: "▾";
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}

.nav-dropdown:hover .dropdown-toggle::after {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 240px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.5rem;
  list-style: none;
  display: none;
  animation: fadeIn 0.2s ease;
  z-index: 1010;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  display: block;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.dropdown-item:hover {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--primary);
  transform: translateX(-3px);
}

.dropdown-item.active {
  color: var(--primary);
  background-color: rgba(59, 130, 246, 0.14);
  font-weight: 700;
}

/* --- Right Side Actions --- */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  white-space: nowrap;
}

.theme-toggle-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.15rem;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: scale(1.05);
}

.nav-stats-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-full);
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.nav-stats-badge:hover {
  background: rgba(245, 158, 11, 0.2);
  transform: scale(1.03);
}

/* External Platform Button (elshemy.me) */
.nav-external-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.12), rgba(99, 102, 241, 0.18));
  border: 1px solid rgba(14, 165, 233, 0.35);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  font-family: var(--font-english);
  letter-spacing: 0.3px;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-external-btn i,
.nav-external-btn svg {
  font-size: 0.8rem;
  transition: transform var(--transition-fast);
}

.nav-external-btn:hover {
  background: var(--gradient-primary);
  color: #ffffff !important;
  border-color: transparent;
  box-shadow: 0 4px 15px var(--primary-glow);
  transform: translateY(-1px);
}

.nav-external-btn:hover i {
  transform: translate(2px, -2px);
}

.drawer-external-card {
  margin: 0 0 1.25rem 0;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.15), rgba(99, 102, 241, 0.2));
  border: 1px solid rgba(14, 165, 233, 0.3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.drawer-external-card:hover {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.25), rgba(99, 102, 241, 0.3));
  transform: translateY(-1px);
}

.drawer-external-text {
  display: flex;
  flex-direction: column;
}

.drawer-external-title {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--primary);
}

.drawer-external-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-english);
}

/* Mobile Hamburger Toggle */
.mobile-toggle {
  display: none;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
}

/* --- Mobile Drawer Navigation --- */
.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  height: 100dvh;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-color);
  z-index: 2000;
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  transform: translateX(105%);
  transition: transform var(--transition-normal), visibility var(--transition-normal);
  overflow-y: auto;
  visibility: hidden;
  pointer-events: none;
  will-change: transform;
}

.mobile-drawer.active {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.drawer-close-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.drawer-close-btn:hover {
  background-color: var(--bg-card);
  color: var(--text-main);
}

.drawer-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.drawer-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.drawer-link:hover, .drawer-link.active {
  background: rgba(59, 130, 246, 0.12);
  color: var(--primary);
}

.drawer-section-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin: 1.2rem 0 0.5rem;
  font-weight: 700;
}

/* --- Standard Platform Footer --- */
.platform-footer {
  margin-top: auto;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 3rem 0 1.5rem;
  transition: background-color var(--transition-normal);
  width: 100%;
}

.platform-footer-container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
  box-sizing: border-box;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-brand p {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 320px;
}

.footer-col h4 {
  font-size: 1rem;
  color: var(--text-main);
  margin-bottom: 1rem;
  font-weight: 700;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Toast Notifications Container --- */
#platform-toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.platform-toast {
  pointer-events: auto;
  min-width: 280px;
  max-width: 400px;
  padding: 0.85rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.92rem;
  animation: slideInToast 0.3s ease;
  transition: all 0.3s ease;
}

.platform-toast.toast-success {
  border-color: var(--success);
}
.platform-toast.toast-success .toast-icon {
  color: var(--success);
}

.platform-toast.toast-error {
  border-color: var(--danger);
}
.platform-toast.toast-error .toast-icon {
  color: var(--danger);
}

.platform-toast.toast-info {
  border-color: var(--primary);
}
.platform-toast.toast-info .toast-icon {
  color: var(--primary);
}

@keyframes slideInToast {
  from { opacity: 0; transform: translateY(20px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* --- Responsive Breakpoints --- */
@media (max-width: 1220px) {
  .nav-stats-badge {
    display: none !important;
  }
}

@media (max-width: 1040px) {
  .nav-menu {
    display: none !important;
  }
  .nav-external-btn {
    display: none !important;
  }
  .mobile-toggle {
    display: flex !important;
  }
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .platform-nav-container,
  .nav-container {
    padding: 0 1rem !important;
    height: 64px !important;
  }
  .nav-brand-title {
    font-size: 1.05rem;
  }
  .nav-brand-sub {
    display: none !important;
  }
  .nav-brand-icon {
    width: 38px;
    height: 38px;
    font-size: 1.05rem;
  }
  .nav-actions {
    gap: 0.4rem;
  }
  .nav-install-btn {
    display: none !important;
  }
}

@media (max-width: 600px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    justify-content: center;
  }
}

/* Compact Smartphones (max-width: 480px) */
@media (max-width: 480px) {
  .platform-nav-container,
  .nav-container {
    padding: 0 0.65rem !important;
  }
  .nav-brand {
    gap: 0.5rem;
  }
  .nav-brand-title {
    font-size: 0.98rem;
  }
  .nav-brand-icon {
    width: 34px;
    height: 34px;
    font-size: 0.95rem;
  }
  .theme-toggle-btn,
  .mobile-toggle {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
  }
  .mobile-drawer {
    width: 290px;
    max-width: 86vw;
  }
}

/* ==========================================================================
   PWA UI Styles (Install Buttons, Floating Banner, iOS Modal, Update Bar)
   ========================================================================== */

/* Navbar Install Button */
.nav-install-btn {
  display: none;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.95rem;
  background: var(--gradient-primary);
  color: #ffffff;
  border-radius: var(--radius-full);
  font-size: 0.86rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 10px var(--primary-glow);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-install-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px var(--primary-glow);
}

/* Mobile Drawer Install Button */
.drawer-install-btn {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.85rem;
  margin: 0.75rem 0 1rem;
  background: var(--gradient-primary);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 0 4px 12px var(--primary-glow);
  transition: all var(--transition-fast);
}

.drawer-install-btn:hover {
  transform: translateY(-2px);
}

/* Floating Mobile Install Banner */
.pwa-floating-banner {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  max-width: 520px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  z-index: 2900;
  animation: slideUpBanner 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  transition: all var(--transition-normal);
}

.pwa-floating-banner.hide {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

@keyframes slideUpBanner {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pwa-banner-content {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.pwa-banner-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.pwa-banner-text {
  display: flex;
  flex-direction: column;
}

.pwa-banner-text strong {
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.3;
}

.pwa-banner-text span {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

.pwa-banner-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.pwa-banner-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.pwa-banner-close:hover {
  background: var(--bg-surface);
  color: var(--text-main);
}

/* iOS Guided Modal */
.pwa-ios-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 3500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.pwa-ios-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.pwa-ios-modal {
  max-width: 440px;
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem 1.75rem;
  position: relative;
  text-align: center;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.pwa-ios-modal-overlay.active .pwa-ios-modal {
  transform: scale(1);
}

.pwa-ios-modal-close {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.25rem;
  cursor: pointer;
}

.pwa-ios-icon-box {
  font-size: 2.75rem;
  margin-bottom: 0.75rem;
}

.pwa-ios-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.pwa-ios-subtitle {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.pwa-ios-steps {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  text-align: right;
}

.pwa-ios-step {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.step-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 800;
  flex-shrink: 0;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--text-main);
  line-height: 1.4;
}

.ios-inline-icon {
  display: inline-block;
  font-size: 1.05rem;
  padding: 0 0.2rem;
  color: var(--primary);
  font-weight: bold;
}

/* PWA Auto-Update Banner */
.pwa-update-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 3100;
  background: linear-gradient(135deg, #0b1120 0%, #1e3a8a 100%);
  border-bottom: 2px solid var(--primary);
  color: #ffffff;
  padding: 0.85rem 1.5rem;
  box-shadow: var(--shadow-lg);
  transform: translateY(-115%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease, visibility 0.4s;
}

.pwa-update-bar.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.pwa-update-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 600px) {
  .pwa-update-container {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    gap: 0.75rem;
  }
  .pwa-update-info {
    justify-content: center;
    font-size: 0.85rem;
  }
  .pwa-update-actions {
    justify-content: center;
  }
}

.pwa-update-info {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.92rem;
}

.update-rocket {
  font-size: 1.4rem;
  animation: pulseRocket 1.5s infinite;
}

@keyframes pulseRocket {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15) rotate(5deg); }
}

.pwa-update-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pwa-update-dismiss {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.15rem;
  cursor: pointer;
  padding: 0.2rem 0.5rem;
}

/* Standalone Mode adjustments */
.is-pwa-standalone .nav-install-btn,
.is-pwa-standalone #nav-pwa-install-btn,
.is-pwa-standalone #drawer-pwa-install-btn,
.is-pwa-standalone .pwa-floating-banner {
  display: none !important;
}

@media (max-width: 768px) {
  .nav-install-btn {
    display: none !important;
  }
}

/* ==========================================================================
   Support & Donation UI Styles (Navbar, Drawer & Interactive Modal)
   ========================================================================== */

/* Navbar Support Button */
.nav-support-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.12), rgba(236, 72, 153, 0.18));
  border: 1px solid rgba(244, 63, 94, 0.35);
  color: #f43f5e;
  font-weight: 700;
  font-size: 0.86rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-support-btn:hover {
  background: linear-gradient(135deg, #f43f5e, #ec4899);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(244, 63, 94, 0.35);
  transform: translateY(-2px);
}

.nav-support-btn .support-heart-icon {
  font-size: 1rem;
  display: inline-block;
  animation: gentleBeat 2.4s ease infinite;
}

@keyframes gentleBeat {
  0%, 100% { transform: scale(1); }
  15% { transform: scale(1.22); }
  30% { transform: scale(1); }
  45% { transform: scale(1.15); }
}

@media (max-width: 768px) {
  .nav-support-btn {
    padding: 0.4rem 0.65rem;
  }
  .nav-support-label {
    display: none;
  }
}

@media (max-width: 420px) {
  .nav-support-btn {
    display: none !important;
  }
}

/* Drawer Support Card */
.drawer-support-card {
  margin: 0 0 1rem 0;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.12), rgba(236, 72, 153, 0.18));
  border: 1px solid rgba(244, 63, 94, 0.3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.drawer-support-card:hover {
  border-color: #f43f5e;
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.2), rgba(236, 72, 153, 0.28));
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(244, 63, 94, 0.2);
}

.drawer-support-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.drawer-support-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.drawer-support-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: #f43f5e;
}

.drawer-support-desc {
  font-size: 0.74rem;
  color: var(--text-muted);
  line-height: 1.35;
}

.drawer-support-badge {
  background: #f43f5e;
  color: #ffffff;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* --- Support Modal Dialog --- */
.support-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 3100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.support-modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.support-modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 580px;
  max-height: 88vh;
  max-height: 88dvh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.96);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.support-modal-overlay.active .support-modal-dialog {
  transform: translateY(0) scale(1);
}

.support-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  background: var(--bg-surface);
  z-index: 2;
}

.support-header-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.support-header-title h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
}

.support-header-title p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.support-header-title .support-heart-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
}

.support-close-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.support-close-btn:hover {
  background: var(--danger);
  color: #ffffff;
  border-color: var(--danger);
}

.support-modal-body {
  padding: 1.5rem;
}

.support-intro-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.support-cards-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.support-channel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.25rem;
  transition: all var(--transition-fast);
}

.support-channel-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.support-channel-card.highlight-card {
  border-color: rgba(16, 185, 129, 0.45);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08), var(--bg-card));
}

.channel-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.channel-badge {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
}

.channel-badge.egp-badge {
  background: rgba(16, 185, 129, 0.2);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.channel-badge.intl-badge {
  background: rgba(14, 165, 233, 0.18);
  color: var(--primary);
  border: 1px solid rgba(14, 165, 233, 0.35);
}

.channel-badge.barq-badge {
  background: rgba(245, 158, 11, 0.18);
  color: var(--gold);
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.channel-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
}

.channel-main-val {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 0.65rem;
}

.channel-number {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: 0.75px;
  word-break: break-all;
}

.channel-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.95rem;
  background: var(--primary);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.channel-copy-btn:hover {
  background: var(--primary-hover);
  transform: scale(1.04);
}

.channel-footer-note {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.support-modal-actions {
  margin-top: 1.25rem;
  text-align: center;
}

.support-full-page-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.08);
  transition: all var(--transition-fast);
}

.support-full-page-btn:hover {
  background: rgba(59, 130, 246, 0.18);
  transform: translateY(-1px);
}

.support-modal-footer-msg {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
}