/* ==========================================================================
   DIGITAL SEBA - ALPHA MAIN THEME HEADER & FOOTER SCOPED STYLES
   Provides exact Services/Tools header & footer styling without contaminating
   Alpha Main Theme Next.js/Tailwind body sections.
   ========================================================================== */

:root {
  --nav-height: 72px;
  --container-max: 1280px;
  --container-pad: 24px;

  /* Accent & Gradients */
  --primary: #2563EB;
  --primary-dark: #1D4ED8;
  --primary-light: #3B82F6;
  --secondary: #4F46E5;
  --accent: #06B6D4;
  --accent-green: #10B981;
  --accent-yellow: #F59E0B;
  --accent-red: #EF4444;

  /* Theme Defaults (Dark) */
  --bg-primary: #0F172A;
  --bg-secondary: #1E293B;
  --bg-tertiary: #334155;
  --bg-card: #1E293B;
  --bg-card-hover: #263548;
  --bg-input: #1E293B;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.15);

  --text-primary: #F8FAFC;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;
  --text-placeholder: #64748B;

  --nav-bg: rgba(15, 23, 42, 0.85);
  --glass-bg: rgba(30, 41, 59, 0.6);
  --glass-border: rgba(255,255,255,0.1);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.5);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 30px rgba(37,99,235,0.3);

  --gradient-primary: linear-gradient(135deg, #2563EB, #4F46E5);
  --gradient-accent: linear-gradient(135deg, #06B6D4, #2563EB);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
}

[data-theme="light"] {
  --bg-primary: #F8FAFC;
  --bg-secondary: #F1F5F9;
  --bg-tertiary: #E2E8F0;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F8FAFC;
  --bg-input: #FFFFFF;
  --border: rgba(0,0,0,0.08);
  --border-strong: rgba(0,0,0,0.15);

  --text-primary: #0F172A;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --text-placeholder: #94A3B8;

  --nav-bg: rgba(248, 250, 252, 0.85);
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0,0,0,0.08);
}

/* Scoped Reset for Header and Footer ONLY */
.navbar, .navbar *, .navbar *::before, .navbar *::after,
#mobileMenu, #mobileMenu *, #mobileMenu *::before, #mobileMenu *::after,
.footer, .footer *, .footer *::before, .footer *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
.navbar a, #mobileMenu a, .footer a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
.navbar button, #mobileMenu button, .footer button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}
.navbar ul, #mobileMenu ul, .footer ul {
  list-style: none;
}
.navbar img, #mobileMenu img, .footer img {
  max-width: 100%;
  display: block;
}

.footer .container {
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  height: 64px;
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--border-strong);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  height: 100%;
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.site-logo{
    width:32px;
    height:32px;
    display:block;
    object-fit:contain;
    margin:auto;
    transform: translateX(2px);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-size: 18px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.logo-tagline {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1;
}

.search-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 8px 16px;
  transition: all var(--transition-normal);
}

.search-wrapper:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
  background: var(--bg-card);
}

.search-icon {
  color: var(--text-muted);
  flex-shrink: 0;
}

.search-wrapper input {
  flex: 1;
  background: none;
  border: none;
  font-size: 14px;
  color: var(--text-primary);
  min-width: 0;
}

.search-wrapper input::placeholder { color: var(--text-placeholder); }

.search-shortcut {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  font-family: inherit;
  flex-shrink: 0;
}

.search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  display: none;
  z-index: 100;
  max-height: 400px;
  overflow-y: auto;
}

.search-dropdown.active { display: block; }

.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.search-result-item:hover,
.search-result-item.active {
  background: var(--bg-secondary);
}

.search-result-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.search-result-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.search-result-cat {
  font-size: 12px;
  color: var(--text-muted);
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: var(--bg-secondary);
}

.nav-link.active {
  color: var(--primary);
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: 20px;
  display: none;
  z-index: 200;
  min-width: 600px;
}

.dropdown:hover .dropdown-menu {
  display: block;
  animation: fadeInDown 0.2s ease;
}

.mega-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.mega-col .mega-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.mega-col a {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.mega-col a:hover {
  color: var(--primary);
  background: rgba(37,99,235,0.08);
  padding-left: 14px;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.lang-toggle,
.theme-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.lang-toggle:hover,
.theme-toggle:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }

[data-theme="light"] .theme-toggle .sun-icon { display: block; }
[data-theme="light"] .theme-toggle .moon-icon { display: none; }

/* Header Authentication Buttons */
.auth-buttons {
  display: flex;
  align-items: center;
  gap: 8px;
}

.auth-buttons .btn-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.auth-buttons .btn-login:hover {
  background: var(--bg-secondary);
  border-color: var(--primary);
  color: var(--primary);
}

.auth-buttons .btn-signup {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 16px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  border: none;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
  transition: all var(--transition-fast);
}

.auth-buttons .btn-signup:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

/* Header User Menu & Dropdown */
.user-menu-container {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.user-menu-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 3px 10px 3px 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  color: var(--foreground);
  transition: all var(--transition-fast);
  outline: none;
  font-family: inherit;
}

.user-menu-btn:hover,
.user-menu-btn[aria-expanded="true"] {
  border-color: var(--primary);
  background: var(--bg-card-hover);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.user-avatar-thumb {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #3b82f6;
  flex-shrink: 0;
  display: block;
}

.user-initial-thumb {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563EB, #4F46E5);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.user-menu-name {
  font-size: 13px;
  font-weight: 600;
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--foreground);
}

.user-menu-chevron {
  width: 12px;
  height: 12px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.user-menu-btn[aria-expanded="true"] .user-menu-chevron {
  transform: rotate(180deg);
}

/* User Dropdown */
.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 240px;
  background: var(--bg-card, #0f172a);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  padding: 8px;
  z-index: 2100;
  display: none;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

[data-theme="light"] .user-dropdown {
  background: #ffffff;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
  border-color: rgba(226, 232, 240, 0.9);
}

.user-dropdown.active {
  display: block;
  animation: dropdownFadeIn 0.18s ease-out;
}

@keyframes dropdownFadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.user-dropdown-header {
  padding: 8px 10px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
}

.user-dropdown-info {
  min-width: 0;
  flex: 1;
}

.user-dropdown-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--foreground);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-dropdown-email {
  font-size: 11px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s ease, color 0.15s ease;
  font-family: inherit;
  box-sizing: border-box;
}

.user-dropdown-item:hover {
  background: var(--bg-secondary);
  color: var(--foreground);
}

.user-dropdown-item.signout-item {
  color: #ef4444;
  margin-top: 4px;
  border-top: 1px solid var(--border);
}

.user-dropdown-item.signout-item:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
}

/* Mobile User Card */
.mobile-user-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mobile-user-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

[data-theme="light"] .mobile-user-header {
  background: rgba(241, 245, 249, 0.7);
}

.mobile-user-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--foreground);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-user-email {
  font-size: 12px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-user-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-btn-profile {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #2563EB, #4F46E5);
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
  transition: opacity var(--transition-fast);
}

.mobile-btn-profile:hover {
  opacity: 0.95;
}

.mobile-btn-signout {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.mobile-btn-signout:hover {
  background: rgba(239, 68, 68, 0.22);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover::before {
  background: rgba(255,255,255,0.1);
}

.btn-primary:active { transform: translateY(0); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  background: transparent;
  color: var(--text-primary);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--border-strong);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(37,99,235,0.06);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  background: transparent;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-ghost:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.btn-full { width: 100%; }
.btn-sm { padding: 7px 14px; font-size: 13px; }

/* User Menu */
.user-menu {
  position: relative;
}

.user-avatar-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px 4px 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.user-avatar-btn:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 13px;
  overflow: hidden;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: 8px;
  min-width: 240px;
  display: none;
  animation: fadeInDown 0.2s ease;
  z-index: 200;
}

.user-menu:hover .user-dropdown { display: block; }

.user-info-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
}

.user-avatar-lg {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}

.user-name {
  font-weight: 700;
  font-size: 15px;
}

.user-email {
  font-size: 12px;
  color: var(--text-muted);
}

.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  width: 100%;
  text-align: left;
}

.dropdown-item:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.logout-item:hover {
  background: rgba(239,68,68,0.1);
  color: var(--accent-red);
}

.hidden { display: none !important; }

/* ============================================
   MOBILE NAVIGATION DRAWER & HAMBURGER (Matches Tools Page)
   ============================================ */

/* Mobile Backdrop Overlay */
.mobile-menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.mobile-menu-overlay.active {
  display: block;
  opacity: 1;
  pointer-events: auto;
}

[data-theme="light"] .mobile-menu-overlay {
  background: rgba(15, 23, 42, 0.4);
}

/* Hamburger (☰) Toggle Button */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  padding: 8px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.mobile-menu-toggle:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-strong);
}

.mobile-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
  transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Slide-in Drawer */
.mobile-menu {
  display: block;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  height: calc(100vh - 70px);
  max-height: calc(100dvh - 70px);
  background: #0f172a;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.4s ease;
  z-index: 9999;
  padding: 1.5rem;
  box-sizing: border-box;
  visibility: hidden;
  pointer-events: none;
  filter: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

[data-theme="light"] .mobile-menu {
  background: #ffffff;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  filter: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

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

/* Close Button Inside Drawer */
.mobile-menu-close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-menu-close-btn:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

[data-theme="light"] .mobile-menu-close-btn {
  background: #f1f5f9;
  border-color: #cbd5e1;
  color: #0f172a;
}

[data-theme="light"] .mobile-menu-close-btn:hover {
  background: #e2e8f0;
  color: #000000;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
  list-style: none;
  padding: 0;
}

.mobile-nav-link {
  display: block;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link:focus-visible {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

[data-theme="light"] .mobile-nav-link {
  color: #334155;
}

[data-theme="light"] .mobile-nav-link:hover {
  background: #f1f5f9;
  color: #0f172a;
}

@media (prefers-reduced-motion: reduce) {
  .mobile-menu,
  .mobile-menu-toggle span,
  .mobile-menu-overlay {
    transition: none !important;
  }
}

.mobile-auth {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 16px;
  margin-top: 16px;
  border-top: 1px solid var(--border);
}

.mobile-auth .btn-login {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  background: var(--bg-secondary);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition-fast);
}

.mobile-auth .btn-login:hover {
  background: var(--bg-tertiary);
}

.mobile-auth .btn-signup {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
  transition: opacity var(--transition-fast);
}

.mobile-auth .btn-signup:hover {
  opacity: 0.95;
}



/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
}

.footer-top {
  padding: 80px var(--container-pad) 60px;
  background: var(--bg-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-owner {
  padding: 14px 18px;
  background: rgba(37,99,235,0.08);
  border: 1px solid rgba(37,99,235,0.15);
  border-radius: var(--radius-lg);
}

.owner-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  margin-bottom: 4px;
}

.owner-name {
  font-size: 16px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.social-links {
  display: flex;
  gap: 10px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

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

.footer-links-col h4 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-links-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-col li a {
  font-size: 14px;
  color: var(--text-muted);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-links-col li a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.footer-bottom {
  padding: 24px var(--container-pad);
  border-top: 1px solid var(--border);
  background: var(--bg-primary);
}

.footer-bottom-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.copyright {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 13px;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

/* ============================================
   TOAST
   ============================================ */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  min-width: 280px;
  max-width: 400px;
  animation: toastIn 0.3s ease forwards;
}

.toast.success { border-left: 4px solid var(--accent-green); }
.toast.error { border-left: 4px solid var(--accent-red); }
.toast.info { border-left: 4px solid var(--primary); }
.toast.warning { border-left: 4px solid var(--accent-yellow); }

.toast.hiding {
  animation: toastOut 0.3s ease forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(100%); }
}

/* ============================================
   PWA BANNER
   ============================================ */
.pwa-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 16px 20px;
  box-shadow: var(--shadow-xl);
  display: none;
  align-items: center;
  gap: 16px;
  z-index: 9000;
  animation: slideUp 0.3s ease;
}

.pwa-banner.active { display: flex; }

.pwa-content {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.pwa-actions { display: flex; gap: 8px; }

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

/* ============================================
   UTILITY CLASSES
   ============================================ */
.w-full { width: 100%; }
.text-center { text-align: center; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.gap-2 { gap: 8px; }
.gap-4 { gap: 16px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }

/* Skeleton Loading */
.skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: skeleton 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Fadedown animation for dropdowns */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Ripple effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transform: scale(0);
  animation: rippleEffect 0.6s linear;
  pointer-events: none;
}

@keyframes rippleEffect {
  to { transform: scale(4); opacity: 0; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--bg-tertiary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* Selection */
::selection { background: rgba(37,99,235,0.3); color: var(--text-primary); }
/* Logo */
.nav-logo{
    display:flex;
    align-items:center;
    gap:10px;
    text-decoration:none;
}

.logo-icon{
    width:42px;
    height:42px;
    display:flex;
    align-items:center;
    justify-content:center;
    flex-shrink:0;
}

.site-logo{
    width:42px;
    height:42px;
    display:block;
    object-fit:contain;
}

.logo-text{
    display:flex;
    flex-direction:column;
    justify-content:center;
    margin:0;
}

.logo-name{
    font-size:22px;
    font-weight:800;
    background:var(--gradient-primary);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text;
    line-height:1.1;
}

.logo-tagline{
    font-size:12px;
    color:var(--text-secondary);
    line-height:1.2;
}

.logo-tagline{
    font-size:12px;
    color:#6B7280;
    margin-top:2px;
}.loading-logo-img{
    width:48px;
    height:48px;
    object-fit:contain;
    display:block;
    animation:logoPulse 1.5s ease-in-out infinite;
}

@keyframes logoPulse{
    0%{
        transform:scale(1);
    }

    50%{
        transform:scale(1.08);
    }

    100%{
        transform:scale(1);
    }
}.site-logo{
    width:48px;
    height:48px;
    object-fit:contain;
    display:block;
}/* Footer Logo */

.footer-logo{
    display:flex;
    align-items:center;
    gap:12px;
    text-decoration:none;
}

.footer-logo-img{
    width:46px;
    height:46px;
    object-fit:contain;
    display:block;
}

.footer-logo-name{
    font-size:22px;
    font-weight:800;
    background:var(--gradient-primary);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text;
}.logo-text{
    display:flex;
    flex-direction:column;
    justify-content:center;
}

.logo-text h1{
    margin:0;
    line-height:1.1;
}

.logo-text p{
    margin-top:6px;   /* 4px থেকে 8px এর মধ্যে রেখে দেখো */
    font-size:14px;
    font-weight:500;
    color:#6b7280;
    line-height:1.4;
}.logo-tagline{
    display:block;
    margin-top:8px;
}.logo-title{
    font-size:42px;
    font-weight:800;
    line-height:1;
}

.logo-tagline{

    margin-top:5px;

    font-size:14px;

    font-weight:500;

    color:#6b7280;

    letter-spacing:.3px;

    line-height:1.35;
}.nav-logo{
    display:flex;
    align-items:center;
    gap:12px;
}

.logo-text{
    display:flex;
    flex-direction:column;
    justify-content:center;
    transform:translateY(4px);
}#backToTop{
    position:fixed;
    right:25px;
    bottom:25px;
    width:50px;
    height:50px;
    border:none;
    border-radius:50%;
    background:#2563eb;
    color:#fff;
    font-size:22px;
    cursor:pointer;
    display:none;
    z-index:9999;
    box-shadow:0 8px 25px rgba(37,99,235,.35);
    transition:.3s;
}

#backToTop:hover{
    transform:translateY(-5px);
    background:#1d4ed8;
}
/* Force mobile menu height to override Next.js containing block constraints */
#mobileMenu { height: calc(100vh - 70px) !important; max-height: calc(100dvh - 70px) !important; }

/* Footer Logo */

.footer-logo{
    display:flex;
    align-items:center;
    gap:12px;
    text-decoration:none;
}

.footer-logo-img{
    width:46px;
    height:46px;
    object-fit:contain;
    display:block;
}

.footer-logo-name{
    font-size:22px;
    font-weight:800;
    background:var(--gradient-primary);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text;
}

/* Scoped Responsive media queries for Header & Footer */
@media (max-width: 1280px) {
  .nav-links { gap: 2px; }
  .nav-link { padding: 7px 10px; font-size: 13px; }
  .mega-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { gap: 32px; }
}

@media (max-width: 1366px) {
  .nav-links { display: none; }
  .auth-buttons { display: none; }
  .mobile-menu-toggle { display: flex; }
}

@media (max-width: 1023px) {
  :root {
    --nav-height: 64px;
  }
  .nav-links { display: none; }
  .auth-buttons { display: none; }
  .mobile-menu-toggle { display: flex; }
  .logo-tagline { display: none; }
  .search-shortcut { display: none; }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-brand { grid-column: auto; }
  .footer-top { padding: 48px var(--container-pad, 16px) 40px; }
  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  .mobile-auth { gap: 8px; }
  .tools-mega-menu { display: none !important; }
}

@media (max-width: 575px) {
  .nav-logo .logo-name { font-size: 16px; }
}