/* ===========================================
   Global Theme CSS - Consolidated Styles
   =========================================== */

/* ===========================================
   CSS Custom Properties (Variables)
   =========================================== */

/* Navbar height - centralized variable */
:root {
    --navbar-height: 80px;
    --navbar-z-index: 2147483647; /* Maximum z-index for navbar */
}

/* Light Theme Variables (Default) */
:root {
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fe;
    --bg-card: #ffffff;
    --bg-overlay: rgba(255, 255, 255, 0.8);
    --bg-hover: #f1f5f9;

    /* Text Colors - Light theme has DARK text */
    --text-primary: #1a1a2e;      /* Dark text for light background */
    --text-secondary: #4a5568;    /* Medium dark text */
    --text-muted: #718096;        /* Light dark text */
    --text-accent: #667eea;       /* Blue accent */

    /* Border Colors */
    --border-color: #e2e8f0;
    --border-hover: #cbd5e0;

    /* Shadow Colors */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;

    /* Gradient Colors */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

/* Dark Theme Variables */
[data-theme="dark"],
.dark-mode {
    /* Background Colors */
    --bg-primary: #0f0f1e;        /* Very dark background */
    --bg-secondary: #1a1a2e;      /* Dark secondary */
    --bg-card: #16213e;          /* Dark card background */
    --bg-overlay: rgba(15, 15, 30, 0.8); /* Dark overlay */
    --bg-hover: #1e293b;         /* Dark hover state */

    /* Text Colors - Dark theme has LIGHT text */
    --text-primary: #ffffff;      /* White text for dark background */
    --text-secondary: #cbd5e0;    /* Light gray text */
    --text-muted: #a0aec0;        /* Medium gray text */
    --text-accent: #818cf8;       /* Light blue accent */

    /* Border Colors */
    --border-color: #2d3748;
    --border-hover: #4a5568;

    /* Shadow Colors */
    --shadow-sm: 0 2px 8px 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);

    /* Status Colors (slightly adjusted for dark theme) */
    --success: #34d399;
    --warning: #fbbf24;
    --error: #f87171;
    --info: #60a5fa;
}

/* ===========================================
   Global Styles & Reset
   =========================================== */

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
    min-height: 100vh;
    scroll-behavior: smooth;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
}

body {
    color: var(--text-primary);
    background: var(--bg-primary);
    margin: 0;
    padding-top: var(--navbar-height); /* Fixed navbar height offset */
}

/* Ensure all text elements inherit theme colors */
p, span, div, h1, h2, h3, h4, h5, h6, li, td, th, label,
.article-content, .content, .text, .description, .paragraph {
    color: var(--text-primary) !important;
}

/* Specific p tag styling for dark theme */
p {
    color: var(--text-primary) !important;
    line-height: 1.6 !important;
}

/* Dark mode specific text colors */
.dark-mode p,
.dark-mode span,
.dark-mode div,
.dark-mode h1,
.dark-mode h2,
.dark-mode h3,
.dark-mode h4,
.dark-mode h5,
.dark-mode h6,
.dark-mode li,
.dark-mode td,
.dark-mode th,
.dark-mode label {
    color: #ffffff !important;
}

/* ===========================================
   Height Management & Layout
   =========================================== */

.full-height {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.min-height-25 { min-height: 25vh; }
.min-height-50 { min-height: 50vh; }
.min-height-75 { min-height: 75vh; }
.min-height-100 { min-height: 100vh; }

.container-fluid {
    min-height: inherit;
}

/* ===========================================
   Spacing & Padding Utilities
   =========================================== */

.section-padding { padding: 5rem 0; }
.section-padding-sm { padding: 3rem 0; }
.section-padding-lg { padding: 8rem 0; }

.py-1 { padding: 0.25rem 0; }
.py-2 { padding: 0.5rem 0; }
.py-3 { padding: 1rem 0; }
.py-4 { padding: 1.5rem 0; }
.py-5 { padding: 3rem 0; }

.px-1 { padding: 0 0.25rem; }
.px-2 { padding: 0 0.5rem; }
.px-3 { padding: 0 1rem; }
.px-4 { padding: 0 1.5rem; }
.px-5 { padding: 0 3rem; }

/* ===========================================
   Cards & Components
   =========================================== */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    min-height: auto;
    color: var(--text-primary);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.card-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    border-radius: 12px 12px 0 0;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
    color: var(--text-primary);
}

.card-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-radius: 0 0 12px 12px;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
}

/* ===========================================
   Tables
   =========================================== */

.table {
    color: var(--text-primary);
    background: var(--bg-card);
}

.table th,
.table td {
    padding: 1rem;
    vertical-align: middle;
    min-height: 3rem;
    border-color: var(--border-color);
    color: var(--text-primary);
}

.table thead th {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
    font-weight: 600;
}

.table tbody tr {
    background: var(--bg-card);
    border-color: var(--border-color);
    transition: background 0.3s ease;
}

.table tbody tr:hover {
    background: var(--bg-hover);
}

.table-striped tbody tr:nth-of-type(odd) {
    background: var(--bg-secondary);
}

/* ===========================================
   Forms & Inputs
   =========================================== */

.form-control,
.form-select {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    min-height: 3rem;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--text-accent);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
    background: var(--bg-card);
    color: var(--text-primary);
    outline: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Form Groups */
.form-group {
    margin-bottom: 1.5rem;
}

/* ===========================================
   Buttons
   =========================================== */

.btn {
    border-radius: 8px;
    font-weight: 500;
    min-height: 3rem;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* Primary Buttons */
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.4);
    color: white;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

/* Secondary Buttons */
.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

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

/* Outline Buttons */
.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--text-accent);
    color: var(--text-accent);
}

.btn-outline-primary:hover {
    background: var(--text-accent);
    color: white;
}

/* Success, Warning, Danger buttons */
.btn-success {
    background: var(--success);
    color: white;
}

.btn-warning {
    background: var(--warning);
    color: var(--text-primary);
}

.btn-danger {
    background: var(--error);
    color: white;
}

/* ===========================================
   FIXED NAVBAR - Optimized & Production-Ready
   =========================================== */

/* Core navbar positioning - highest specificity */
html nav.navbar,
body nav.navbar,
nav.navbar,
.navbar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    height: var(--navbar-height) !important;
    z-index: var(--navbar-z-index) !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 0.3rem 5% !important;
    background: var(--bg-overlay) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    box-shadow: var(--shadow-sm) !important;
    border-bottom: 1px solid var(--border-color) !important;
    transition: all 0.3s ease !important;
    color: var(--text-primary) !important;
    margin: 0px auto 0 auto  !important;
    max-width: 2400px !important;
}

/* Dark mode navbar background */
.dark-mode nav.navbar,
html.dark-mode nav.navbar {
    background: var(--bg-overlay) !important;
    border-bottom-color: rgba(255, 255, 255, 0.1) !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3) !important;
}

/* Navbar brand/logo styling */
.navbar-brand,
nav.navbar .navbar-brand {
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    cursor: pointer !important;
    text-decoration: none !important;
    transition: color 0.3s ease !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.navbar-brand:hover,
nav.navbar .navbar-brand:hover {
    color: var(--text-primary) !important;
}

.navbar-brand .img-box,
nav.navbar .navbar-brand .img-box {
    width: 70px !important;
    height: 70px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 12px !important;
    overflow: hidden !important;
    background: var(--bg-card) !important;
   /* box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4) !important;*/
    transition: transform 0.3s ease !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.navbar-brand .img-box img,
nav.navbar .navbar-brand .img-box img {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    border-radius: 12px !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.navbar-brand:hover .img-box,
nav.navbar .navbar-brand:hover .img-box {
    transform: scale(1.05) !important;
}

.navbar-brand span,
nav.navbar .navbar-brand span {
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    transition: color 0.3s ease !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

/* Navigation center */
.nav-center,
nav.navbar .nav-center {
    display: flex !important;
    gap: 2.5rem !important;
    align-items: center !important;
}

.nav-center a,
nav.navbar .nav-center a {
    text-decoration: none !important;
    color: var(--text-secondary) !important;
    font-weight: 500 !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    padding: 0.5rem 0 !important;
    font-size: 0.95rem !important;
}

.nav-center a::after,
nav.navbar .nav-center a::after {
    content: '' !important;
    position: absolute !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 0 !important;
    height: 2px !important;
    background: var(--gradient-primary) !important;
    transition: width 0.3s ease !important;
}

.nav-center a:hover,
.nav-center a.active,
nav.navbar .nav-center a:hover,
nav.navbar .nav-center a.active {
    color: var(--text-accent) !important;
}

.nav-center a:hover::after,
.nav-center a.active::after,
nav.navbar .nav-center a:hover::after,
nav.navbar .nav-center a.active::after {
    width: 100% !important;
}

/* Navigation right */
.nav-right,
nav.navbar .nav-right {
    display: flex !important;
    gap: 1rem !important;
    align-items: center !important;
}

/* Theme toggle */
.theme-toggle,
nav.navbar .theme-toggle {
    width: 50px !important;
    height: 50px !important;
    border: 2px solid var(--border-color) !important;
    background: var(--bg-card) !important;
    border-radius: 50% !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 1.3rem !important;
    transition: all 0.3s ease !important;
    color: var(--text-primary) !important;
}

.theme-toggle:hover,
nav.navbar .theme-toggle:hover {
    transform: rotate(180deg) !important;
    border-color: var(--text-accent) !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3) !important;
}

/* Secondary buttons */
.btn-secondary,
nav.navbar .btn-secondary {
    padding: 0.75rem 1.5rem !important;
    border: 2px solid var(--border-color) !important;
    background: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border-radius: 50px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    text-decoration: none !important;
    display: inline-block !important;
    font-size: 0.9rem !important;
}

.btn-secondary:hover,
nav.navbar .btn-secondary:hover {
    border-color: var(--text-accent) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2) !important;
}

/* Primary buttons */
.btn-primary,
nav.navbar .btn-primary {
    padding: 0.75rem 2rem !important;
    background: var(--gradient-primary) !important;
    color: white !important;
    border: none !important;
    border-radius: 50px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4) !important;
    position: relative !important;
    overflow: hidden !important;
    text-decoration: none !important;
    display: inline-block !important;
    font-size: 0.9rem !important;
}

.btn-primary::before,
nav.navbar .btn-primary::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%) !important;
    transition: left 0.5s ease !important;
}

.btn-primary:hover::before,
nav.navbar .btn-primary:hover::before {
    left: 100% !important;
}

.btn-primary:hover,
nav.navbar .btn-primary:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.5) !important;
}

/* Mobile menu button */
.mobile-menu-btn,
nav.navbar .mobile-menu-btn {
    display: none !important;
    width: 45px !important;
    height: 45px !important;
    background: var(--bg-card) !important;
    border: 2px solid var(--border-color) !important;
    border-radius: 12px !important;
    cursor: pointer !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 5px !important;
    transition: all 0.3s ease !important;
    padding: 0 !important;
}

.mobile-menu-btn:hover,
nav.navbar .mobile-menu-btn:hover {
    border-color: var(--text-accent) !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2) !important;
}

.mobile-menu-btn span,
nav.navbar .mobile-menu-btn span {
    width: 20px !important;
    height: 2px !important;
    background: var(--text-primary) !important;
    transition: all 0.3s ease !important;
    border-radius: 1px !important;
}

.mobile-menu-btn.active span:nth-child(1),
nav.navbar .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px) !important;
}

.mobile-menu-btn.active span:nth-child(2),
nav.navbar .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0 !important;
}

.mobile-menu-btn.active span:nth-child(3),
nav.navbar .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px) !important;
}

/* Mobile menu overlay */
.mobile-menu {
    position: fixed !important;
    top: var(--navbar-height) !important;
    left: 0 !important;
    width: 100% !important;
    height: calc(100vh - var(--navbar-height)) !important;
    background: var(--bg-primary) !important;
    display: none !important;
    flex-direction: column !important;
    padding: 2rem 5% !important;
    z-index: calc(var(--navbar-z-index) - 1) !important;
    opacity: 0 !important;
    transform: translateY(-20px) !important;
    transition: all 0.3s ease !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
}

.mobile-menu.active {
    display: flex !important;
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.mobile-menu a {
    text-decoration: none !important;
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    font-size: 1.2rem !important;
    padding: 1rem 0 !important;
    border-bottom: 1px solid var(--border-color) !important;
    transition: all 0.3s ease !important;
    margin-bottom: 0.5rem !important;
}

.mobile-menu a:hover {
    color: var(--text-accent) !important;
    padding-left: 1rem !important;
}

.mobile-menu .mobile-menu-buttons {
    display: flex !important;
    flex-direction: column !important;
    gap: 1rem !important;
    margin-top: 2rem !important;
}

.mobile-menu .btn-primary,
.mobile-menu .btn-secondary {
    margin-bottom: 0.5rem !important;
}

/* ===========================================
   RESPONSIVE DESIGN - Optimized
   =========================================== */

@media (max-width: 968px) {
    nav.navbar .nav-center {
        display: none !important;
    }

    nav.navbar .nav-right .btn-secondary,
    nav.navbar .nav-right .btn-primary {
        display: none !important;
    }

    nav.navbar .mobile-menu-btn {
        display: flex !important;
    }

    nav.navbar {
        padding: 1rem 3% !important;
    }
}

@media (max-width: 768px) {
    nav.navbar .nav-right {
        gap: 0.5rem !important;
    }

    nav.navbar .theme-toggle {
        width: 45px !important;
        height: 45px !important;
        font-size: 1.1rem !important;
    }

    nav.navbar .btn-secondary,
    nav.navbar .btn-primary {
        padding: 0.6rem 1.2rem !important;
        font-size: 0.85rem !important;
    }
}

@media (max-width: 480px) {
    nav.navbar .logo span,
    nav.navbar .navbar-brand span {
        font-size: 1.2rem !important;
    }

    nav.navbar .logo-icon,
    nav.navbar .navbar-brand .img-box {
        width: 55px !important;
        height: 55px !important;
    }

    nav.navbar .theme-toggle {
        width: 40px !important;
        height: 40px !important;
        font-size: 1rem !important;
        display: flex !important;
    }

    nav.navbar {
        padding: 0.8rem 3% !important;
        height: 70px !important; /* Reduced height on mobile */
    }

    .mobile-menu {
        top: 70px !important;
        height: calc(100vh - 70px) !important;
    }
}

/* Dark mode specific navbar adjustments */
.dark-mode .mobile-menu {
    background: var(--bg-primary);
}

.dark-mode .mobile-menu a {
    border-color: var(--border-color);
    color: var(--text-primary);
}

.dark-mode .mobile-menu a:hover {
    color: #667eea;
}

/* ===========================================
   Lists & List Groups
   =========================================== */

.list-group-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    min-height: 3rem;
    display: flex;
    align-items: center;
    padding: 1rem;
    transition: all 0.3s ease;
}

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

/* ===========================================
   Modals
   =========================================== */

.modal-content {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 12px 12px 0 0;
}

.modal-body {
    color: var(--text-primary);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: 0 0 12px 12px;
}

/* ===========================================
   Alerts & Notifications
   =========================================== */

.alert {
    border-radius: 8px;
    border: 1px solid;
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--error);
    color: var(--error);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--info);
    color: var(--info);
}

/* ===========================================
   Badges & Tags
   =========================================== */

.badge {
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.75rem;
}

.badge-primary {
    background: var(--gradient-primary);
    color: white;
}

.badge-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* ===========================================
   Loading States & Animations
   =========================================== */

.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--text-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===========================================
   Scrollbars
   =========================================== */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ===========================================
   Enhanced UI Effects
   =========================================== */

/* Ripple Effect */
.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

.dark-mode .ripple-effect {
    background: rgba(255, 255, 255, 0.2);
}

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

/* ===========================================
   Responsive Design
   =========================================== */

@media (max-width: 768px) {
    .full-height {
        min-height: 100vh;
        padding: 2rem 0;
    }

    .section-padding {
        padding: 3rem 0;
    }

    .section-padding-lg {
        padding: 5rem 0;
    }

    .card {
        margin-bottom: 1rem;
    }

    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .table-responsive {
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .section-padding {
        padding: 2rem 0;
    }

    .card-body {
        padding: 1rem;
    }

    .form-control,
    .form-select {
        font-size: 16px; /* Prevent zoom on iOS */
    }
}

/* ===========================================
   Print Styles
   =========================================== */

@media print {
    body {
        background: white !important;
        color: black !important;
    }

    .card,
    .btn,
    .alert {
        box-shadow: none !important;
        border: 1px solid #ccc !important;
    }

    .navbar,
    footer {
        display: none !important;
    }
}

/* ===========================================
   Utility Classes
   =========================================== */

.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-accent { color: var(--text-accent) !important; }

.bg-primary { background: var(--bg-primary) !important; }
.bg-secondary { background: var(--bg-secondary) !important; }
.bg-card { background: var(--bg-card) !important; }

.border { border: 1px solid var(--border-color) !important; }
.border-top { border-top: 1px solid var(--border-color) !important; }
.border-bottom { border-bottom: 1px solid var(--border-color) !important; }
.border-left { border-left: 1px solid var(--border-color) !important; }
.border-right { border-right: 1px solid var(--border-color) !important; }

.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

.rounded { border-radius: 8px !important; }
.rounded-lg { border-radius: 12px !important; }
.rounded-xl { border-radius: 16px !important; }

/* ===========================================
   Theme Toggle & Transitions
   =========================================== */

.theme-toggle {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
    font-size: 1.3rem;
}

.theme-toggle:hover {
    border-color: var(--text-accent);
    transform: rotate(180deg);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

/* Smooth transitions for all elements */
* {
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* ===========================================
   Focus States
   =========================================== */

.form-control:focus,
.form-select:focus,
.btn:focus,
.theme-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* ===========================================
   Legacy Support Classes
   =========================================== */

.striked {
    text-decoration: line-through;
}

.asterisk {
    color: var(--error);
    font-weight: bold;
}

.installer-div {
    max-width: 1000px !important;
}

/* ===========================================
   PRODUCTION-READY NAVBAR UX IMPROVEMENTS
   =========================================== */

/* Ensure navbar container doesn't interfere with fixed positioning */
.custom-hero-header-bg-img {
    position: relative !important;
    z-index: 1 !important;
    overflow: visible !important;
}

/* Force navbar to be on top of everything */


/* Dark mode navbar background */
.dark-mode nav.navbar {
    background: rgba(15, 15, 30, 0.9) !important;
    border-bottom-color: rgba(255, 255, 255, 0.1) !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3) !important;
}

nav.navbar .logo,
nav.navbar a.logo {
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    cursor: pointer !important;
    text-decoration: none !important;
    transition: color 0.3s ease !important;
}

nav.navbar .logo:hover,
nav.navbar a.logo:hover {
    color: var(--text-primary) !important;
}

nav.navbar .logo-icon {
    width: 45px !important;
    height: 45px !important;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    border-radius: 12px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: white !important;
    font-weight: bold !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4) !important;
    transition: transform 0.3s ease !important;
}

nav.navbar .logo:hover .logo-icon {
    transform: scale(1.05) !important;
}

nav.navbar .nav-center {
    display: flex !important;
    gap: 2.5rem !important;
    align-items: center !important;
}

nav.navbar .nav-center a {
    text-decoration: none !important;
    color: var(--text-secondary) !important;
    font-weight: 500 !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    padding: 0.5rem 0 !important;
    font-size: 0.95rem !important;
}

nav.navbar .nav-center a::after {
    content: '' !important;
    position: absolute !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 0 !important;
    height: 2px !important;
    background: linear-gradient(135deg, #667eea, #764ba2) !important;
    transition: width 0.3s ease !important;
}

nav.navbar .nav-center a:hover,
nav.navbar .nav-center a.active {
    color: #667eea !important;
}

nav.navbar .nav-center a:hover::after,
nav.navbar .nav-center a.active::after {
    width: 100% !important;
}

nav.navbar .nav-right {
    display: flex !important;
    gap: 1rem !important;
    align-items: center !important;
}

nav.navbar .theme-toggle {
    width: 50px !important;
    height: 50px !important;
    border: 2px solid var(--border-color) !important;
    background: var(--bg-card) !important;
    border-radius: 50% !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 1.3rem !important;
    transition: all 0.3s ease !important;
    color: var(--text-primary) !important;
}

nav.navbar .theme-toggle:hover {
    transform: rotate(180deg) !important;
    border-color: #667eea !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3) !important;
}

nav.navbar .btn-secondary {
    padding: 0.75rem 1.5rem !important;
    border: 2px solid var(--border-color) !important;
    background: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border-radius: 50px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    text-decoration: none !important;
    display: inline-block !important;
    font-size: 0.9rem !important;
}

nav.navbar .btn-secondary:hover {
    border-color: #667eea !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2) !important;
}

nav.navbar .btn-primary {
    padding: 0.75rem 2rem !important;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    color: white !important;
    border: none !important;
    border-radius: 50px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4) !important;
    position: relative !important;
    overflow: hidden !important;
    text-decoration: none !important;
    display: inline-block !important;
    font-size: 0.9rem !important;
}

nav.navbar .btn-primary::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%) !important;
    transition: left 0.5s ease !important;
}

nav.navbar .btn-primary:hover::before {
    left: 100% !important;
}

nav.navbar .btn-primary:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.5) !important;
}

/* Mobile Menu Button */
nav.navbar .mobile-menu-btn {
    display: none !important;
    width: 45px !important;
    height: 45px !important;
    background: var(--bg-card) !important;
    border: 2px solid var(--border-color) !important;
    border-radius: 12px !important;
    cursor: pointer !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 5px !important;
    transition: all 0.3s ease !important;
    padding: 0 !important;
}

nav.navbar .mobile-menu-btn:hover {
    border-color: #667eea !important;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2) !important;
}

nav.navbar .mobile-menu-btn span {
    width: 20px !important;
    height: 2px !important;
    background: var(--text-primary) !important;
    transition: all 0.3s ease !important;
    border-radius: 1px !important;
}

nav.navbar .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px) !important;
}

nav.navbar .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0 !important;
}

nav.navbar .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px) !important;
}

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed !important;
    top: 80px !important;
    left: 0 !important;
    width: 100% !important;
    height: calc(100vh - 80px) !important;
    background: var(--bg-primary) !important;
    display: none !important;
    flex-direction: column !important;
    padding: 2rem 5% !important;
    z-index: 999 !important;
    opacity: 0 !important;
    transform: translateY(-20px) !important;
    transition: all 0.3s ease !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
}

.mobile-menu.active {
    display: flex !important;
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.mobile-menu a {
    text-decoration: none !important;
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    font-size: 1.2rem !important;
    padding: 1rem 0 !important;
    border-bottom: 1px solid var(--border-color) !important;
    transition: all 0.3s ease !important;
    margin-bottom: 0.5rem !important;
}

.mobile-menu a:hover {
    color: #667eea !important;
    padding-left: 1rem !important;
}

.mobile-menu .mobile-menu-buttons {
    display: flex !important;
    flex-direction: column !important;
    gap: 1rem !important;
    margin-top: 2rem !important;
}

.mobile-menu .btn-primary,
.mobile-menu .btn-secondary {
    margin-bottom: 0.5rem !important;
}

/* Responsive Design */
@media (max-width: 968px) {
    nav.navbar .nav-center {
        display: none !important;
    }

    nav.navbar .nav-right .btn-secondary,
    nav.navbar .nav-right .btn-primary {
        display: none !important;
    }

    /* Keep theme toggle visible in mobile */
    nav.navbar .theme-toggle {
        display: flex !important;
    }

    nav.navbar .mobile-menu-btn {
        display: flex !important;
    }

    nav.navbar {
        padding: 1rem 3% !important;
    }
}

@media (max-width: 768px) {
    nav.navbar .nav-right {
        gap: 0.5rem !important;
    }

    nav.navbar .theme-toggle {
        width: 45px !important;
        height: 45px !important;
        font-size: 1.1rem !important;
        display: flex !important; /* Ensure theme toggle stays visible */
    }

    nav.navbar .btn-secondary,
    nav.navbar .btn-primary {
        padding: 0.6rem 1.2rem !important;
        font-size: 0.85rem !important;
    }
}

@media (max-width: 480px) {
    nav.navbar .logo span {
        font-size: 1.2rem !important;
    }

    nav.navbar .logo-icon {
        width: 40px !important;
        height: 40px !important;
    }

    nav.navbar .theme-toggle {
        width: 40px !important;
        height: 40px !important;
        font-size: 1rem !important;
        display: flex !important; /* Ensure theme toggle stays visible */
    }

    nav.navbar {
        padding: 0.8rem 3% !important;
        min-height: 70px !important;
    }

    .mobile-menu {
        top: 70px !important;
        height: calc(100vh - 70px) !important;
    }
}

/* Dark mode specific navbar adjustments */
.dark-mode .mobile-menu {
    background: var(--bg-primary) !important;
}

.dark-mode .mobile-menu a {
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

.dark-mode .mobile-menu a:hover {
    color: #667eea !important;
}

/* ===========================================
   ACCESSIBILITY & LAYERING
   =========================================== */

/* Accessible focus outlines */
nav.navbar a:focus,
nav.navbar button:focus {
    outline: 3px solid rgba(102,126,234,0.18) !important;
    outline-offset: 2px !important;
}

/* Ensure navbar remains above any third-party overlays */
nav.navbar, .navbar {
    z-index: 2147483647 !important;
}


/* ===========================================
   CONTENT PROTECTION & ACCESSIBILITY
   =========================================== */

/* Ensure content not hidden under fixed navbar */
body,
.layout-page,
.layout-wrapper,
.container-fluid,
.content-wrapper {
    padding-top: var(--navbar-height) !important;
}

/* Hero content protection */
.custom-hero-header-bg-img {
    position: relative !important;
    z-index: 1 !important;
    overflow: visible !important;
    padding-top: var(--navbar-height) !important;
}

/* Accessible focus outlines */
nav.navbar a:focus,
nav.navbar button:focus {
    outline: 3px solid rgba(102,126,234,0.18) !important;
    outline-offset: 2px !important;
}

/* Keep theme toggle visible on mobile */
nav.navbar .theme-toggle {
    display: flex !important;
}