/* Property Management System - Futuristic Neon Theme */

:root {
    --neon-blue: #00d9ff;
    --neon-blue-bright: #00ffff;
    --neon-purple: #b900ff;
    --dark-bg: #0a0a0f;
    --card-bg: #141420;
    --card-border: #1a1a2e;
    --text-primary: #e0e0e0;
    --text-secondary: #8a8a9f;
    --success: #00ff88;
    --danger: #ff0055;
    --warning: #ffaa00;
    --shadow-glow: 0 0 20px rgba(0, 217, 255, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--dark-bg);
    min-height: 100vh;
    color: var(--text-primary);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(0, 217, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(185, 0, 255, 0.05) 0%, transparent 50%);
}

/* Dashboard Container */
.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.dashboard-header {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-glow);
    position: relative;
    overflow: hidden;
}

.dashboard-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-blue), transparent);
}

.dashboard-header h1 {
    font-size: 2.5rem;
    color: var(--neon-blue);
    margin-bottom: 10px;
    text-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
    font-weight: 700;
    letter-spacing: 1px;
}

.dashboard-header .subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--neon-blue);
    opacity: 0;
    transition: opacity 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 217, 255, 0.3);
    border-color: var(--neon-blue);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card .icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
    filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.5));
}

.stat-card .label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.stat-card .value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--neon-blue);
    text-shadow: 0 0 15px rgba(0, 217, 255, 0.5);
}

.stat-card.success { border-left: 3px solid var(--success); }
.stat-card.success .value { color: var(--success); text-shadow: 0 0 15px rgba(0, 255, 136, 0.5); }
.stat-card.danger { border-left: 3px solid var(--danger); }
.stat-card.danger .value { color: var(--danger); text-shadow: 0 0 15px rgba(255, 0, 85, 0.5); }
.stat-card.warning { border-left: 3px solid var(--warning); }
.stat-card.warning .value { color: var(--warning); text-shadow: 0 0 15px rgba(255, 170, 0, 0.5); }
.stat-card.info { border-left: 3px solid var(--neon-blue-bright); }
.stat-card.primary { border-left: 3px solid var(--neon-purple); }
.stat-card.primary .value { color: var(--neon-purple); text-shadow: 0 0 15px rgba(185, 0, 255, 0.5); }

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-box {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 450px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), var(--shadow-glow);
    position: relative;
}

.login-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--neon-blue), var(--neon-purple), transparent);
}

.login-box .logo {
    text-align: center;
    margin-bottom: 30px;
}

.login-box .logo .company-name {
    font-size: 3rem;
    color: var(--neon-blue);
    margin-bottom: 5px;
    text-shadow: 0 0 20px rgba(0, 217, 255, 0.8),
                 0 0 40px rgba(0, 217, 255, 0.5),
                 0 0 60px rgba(0, 217, 255, 0.3);
    animation: glow 2s ease-in-out infinite alternate;
    font-weight: 700;
    letter-spacing: 3px;
}

@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(0, 217, 255, 0.8),
                     0 0 40px rgba(0, 217, 255, 0.5),
                     0 0 60px rgba(0, 217, 255, 0.3);
    }
    to {
        text-shadow: 0 0 30px rgba(0, 255, 255, 1),
                     0 0 60px rgba(0, 217, 255, 0.8),
                     0 0 90px rgba(0, 217, 255, 0.5);
    }
}

.login-box .logo p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--neon-blue);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    background: rgba(20, 20, 32, 0.8);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    font-size: 1rem;
    color: var(--text-primary);
    transition: all 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.3);
    background: rgba(20, 20, 32, 1);
}

.btn {
    padding: 14px 28px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: #000;
    width: 100%;
    font-weight: 700;
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.6);
    transform: translateY(-2px);
}

.btn-success {
    background: var(--success);
    color: #000;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
}

.btn-success:hover {
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.6);
}

.btn-danger {
    background: var(--danger);
    color: #fff;
    box-shadow: 0 0 15px rgba(255, 0, 85, 0.4);
}

.btn-danger:hover {
    box-shadow: 0 0 25px rgba(255, 0, 85, 0.6);
}

.btn-warning {
    background: var(--warning);
    color: #000;
    box-shadow: 0 0 15px rgba(255, 170, 0, 0.4);
}

/* Alerts */
.alert {
    padding: 16px 24px;
    border-radius: 12px;
    margin-bottom: 20px;
    border-left: 4px solid;
    background: var(--card-bg);
}

.alert-success {
    border-color: var(--success);
    color: var(--success);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

.alert-danger {
    border-color: var(--danger);
    color: var(--danger);
    box-shadow: 0 0 15px rgba(255, 0, 85, 0.2);
}

.alert-warning {
    border-color: var(--warning);
    color: var(--warning);
    box-shadow: 0 0 15px rgba(255, 170, 0, 0.2);
}

.alert-info {
    border-color: var(--neon-blue);
    color: var(--neon-blue);
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.2);
}

/* Tables */
.table-container {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    margin-bottom: 30px;
    overflow-x: auto;
}

.table-container h2 {
    color: var(--neon-blue);
    text-shadow: 0 0 15px rgba(0, 217, 255, 0.5);
    margin-bottom: 20px;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

th {
    background: rgba(0, 217, 255, 0.1);
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: var(--neon-blue);
    border-bottom: 2px solid var(--neon-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}

td {
    padding: 15px;
    border-bottom: 1px solid var(--card-border);
    color: var(--text-primary);
}

tr:hover {
    background: rgba(0, 217, 255, 0.05);
}

/* Badge */
.badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success { 
    background: rgba(0, 255, 136, 0.2); 
    color: var(--success);
    border: 1px solid var(--success);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}
.badge-danger { 
    background: rgba(255, 0, 85, 0.2); 
    color: var(--danger);
    border: 1px solid var(--danger);
    box-shadow: 0 0 10px rgba(255, 0, 85, 0.3);
}
.badge-warning { 
    background: rgba(255, 170, 0, 0.2); 
    color: var(--warning);
    border: 1px solid var(--warning);
    box-shadow: 0 0 10px rgba(255, 170, 0, 0.3);
}
.badge-info { 
    background: rgba(0, 217, 255, 0.2); 
    color: var(--neon-blue);
    border: 1px solid var(--neon-blue);
    box-shadow: 0 0 10px rgba(0, 217, 255, 0.3);
}

/* Progress Bar */
.progress-bar {
    height: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    margin: 10px 0;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5);
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    transition: width 0.3s;
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.6);
}

/* Navigation */
.nav-menu {
    display: flex;
    gap: 12px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.nav-menu a {
    padding: 12px 24px;
    background: var(--card-bg);
    color: var(--neon-blue);
    text-decoration: none;
    border-radius: 10px;
    font-weight: 600;
    transition: all 0.3s;
    border: 1px solid var(--card-border);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.nav-menu a:hover {
    background: var(--neon-blue);
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
    border-color: var(--neon-blue);
}

/* Responsive */
/* ============================================================================
   RESPONSIVE DESIGN - MOBILE & TABLET OPTIMIZATIONS
   ============================================================================ */

/* Tablet (768px - 1024px) */
@media (max-width: 1024px) {
    .dashboard-container {
        padding: 15px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 15px;
    }
    
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .data-table {
        min-width: 600px;
    }
}

/* Mobile (max 768px) */
@media (max-width: 768px) {
    .dashboard-container {
        padding: 10px;
    }
    
    /* Header */
    .dashboard-header {
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .dashboard-header h1 {
        font-size: 1.8rem;
    }
    
    .dashboard-header .subtitle {
        font-size: 0.95rem;
    }
    
    /* Navigation - Horizontal Scroll */
    .nav-menu {
        display: flex;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        gap: 10px;
        padding: 10px 5px;
        margin-bottom: 20px;
        scrollbar-width: thin;
    }
    
    .nav-menu::-webkit-scrollbar {
        height: 4px;
    }
    
    .nav-menu a {
        white-space: nowrap;
        padding: 10px 15px;
        font-size: 0.9rem;
    }
    
    /* Stats Grid - Single Column */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        margin-bottom: 20px;
    }
    
    .stat-card {
        padding: 20px;
    }
    
    .stat-card .value {
        font-size: 1.8rem;
    }
    
    .stat-card .icon {
        font-size: 2rem;
    }
    
    /* Forms */
    .form-container {
        padding: 20px;
    }
    
    .form-grid {
        grid-template-columns: 1fr !important;
        gap: 15px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 15px;
    }
    
    /* Buttons */
    .btn {
        width: 100%;
        padding: 12px;
        font-size: 1rem;
    }
    
    .btn-group {
        flex-direction: column;
        gap: 10px;
    }
    
    .btn-group .btn {
        width: 100%;
    }
    
    /* Tables */
    .table-container {
        overflow-x: auto;
        margin: 0 -10px;
        padding: 0 10px;
    }
    
    .data-table {
        min-width: 600px;
        font-size: 0.85rem;
    }
    
    .data-table th,
    .data-table td {
        padding: 10px 8px;
    }
    
    /* Hide less important columns on mobile */
    .data-table .hide-mobile {
        display: none;
    }
    
    /* Cards */
    .detail-card,
    .property-card,
    .tenant-card {
        margin-bottom: 15px;
        padding: 15px;
    }
    
    .property-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    /* Modals */
    .modal-content {
        width: 95%;
        max-height: 90vh;
        padding: 20px;
    }
    
    /* Search & Filters */
    .search-filter {
        flex-direction: column;
        gap: 10px;
    }
    
    .search-filter input,
    .search-filter select {
        width: 100%;
    }
    
    /* Revenue details - stack vertically */
    .detail-card > div[style*="display: grid"] {
        grid-template-columns: 1fr !important;
    }
    
    /* Payment cards */
    .payment-method-card {
        padding: 15px;
    }
    
    /* Maintenance cards */
    .maintenance-card {
        padding: 15px;
    }
    
    /* Application cards */
    .application-card {
        padding: 15px;
    }
    
    /* Report sections */
    .report-section {
        padding: 15px;
        margin-bottom: 15px;
    }
}

/* Small Mobile (max 480px) */
@media (max-width: 480px) {
    .dashboard-header h1 {
        font-size: 1.5rem;
    }
    
    .stat-card .value {
        font-size: 1.5rem;
    }
    
    .stat-card .icon {
        font-size: 1.5rem;
    }
    
    .btn {
        font-size: 0.9rem;
        padding: 10px;
    }
    
    .data-table {
        font-size: 0.8rem;
    }
    
    .modal-content {
        padding: 15px;
    }
}

/* Landscape mobile optimization */
@media (max-height: 500px) and (orientation: landscape) {
    .dashboard-header {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .dashboard-header h1 {
        font-size: 1.5rem;
    }
    
    .stat-card {
        padding: 15px;
    }
}

/* Touch-specific optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Larger tap targets for touch */
    .btn,
    .nav-menu a,
    button,
    input[type="submit"] {
        min-height: 44px;
    }
    
    /* Remove hover effects on touch devices */
    .btn:hover,
    .nav-menu a:hover,
    .stat-card:hover {
        transform: none;
    }
    
    /* Better spacing for touch */
    .btn-group {
        gap: 15px;
    }
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */

/* Spacing Utilities */
.m-0 { margin: 0 !important; }
.m-1 { margin: 0.5rem !important; }
.m-2 { margin: 1rem !important; }
.m-3 { margin: 1.5rem !important; }
.m-4 { margin: 2rem !important; }
.m-5 { margin: 3rem !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.5rem !important; }
.mt-2 { margin-top: 1rem !important; }
.mt-3 { margin-top: 1.5rem !important; }
.mt-4 { margin-top: 2rem !important; }
.mt-5 { margin-top: 3rem !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.5rem !important; }
.mb-2 { margin-bottom: 1rem !important; }
.mb-3 { margin-bottom: 1.5rem !important; }
.mb-4 { margin-bottom: 2rem !important; }
.mb-5 { margin-bottom: 3rem !important; }

.ml-0 { margin-left: 0 !important; }
.ml-1 { margin-left: 0.5rem !important; }
.ml-2 { margin-left: 1rem !important; }
.ml-3 { margin-left: 1.5rem !important; }
.ml-auto { margin-left: auto !important; }

.mr-0 { margin-right: 0 !important; }
.mr-1 { margin-right: 0.5rem !important; }
.mr-2 { margin-right: 1rem !important; }
.mr-3 { margin-right: 1.5rem !important; }
.mr-auto { margin-right: auto !important; }

.mx-auto { margin-left: auto !important; margin-right: auto !important; }
.my-1 { margin-top: 0.5rem !important; margin-bottom: 0.5rem !important; }
.my-2 { margin-top: 1rem !important; margin-bottom: 1rem !important; }
.my-3 { margin-top: 1.5rem !important; margin-bottom: 1.5rem !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: 0.5rem !important; }
.p-2 { padding: 1rem !important; }
.p-3 { padding: 1.5rem !important; }
.p-4 { padding: 2rem !important; }
.p-5 { padding: 3rem !important; }

.pt-0 { padding-top: 0 !important; }
.pt-1 { padding-top: 0.5rem !important; }
.pt-2 { padding-top: 1rem !important; }
.pt-3 { padding-top: 1.5rem !important; }

.pb-0 { padding-bottom: 0 !important; }
.pb-1 { padding-bottom: 0.5rem !important; }
.pb-2 { padding-bottom: 1rem !important; }
.pb-3 { padding-bottom: 1.5rem !important; }

.px-2 { padding-left: 1rem !important; padding-right: 1rem !important; }
.px-3 { padding-left: 1.5rem !important; padding-right: 1.5rem !important; }
.py-2 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-3 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }

/* Display Utilities */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }
.d-grid { display: grid !important; }

/* Flexbox Utilities */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }

.justify-start { justify-content: flex-start !important; }
.justify-end { justify-content: flex-end !important; }
.justify-center { justify-content: center !important; }
.justify-between { justify-content: space-between !important; }
.justify-around { justify-content: space-around !important; }
.justify-evenly { justify-content: space-evenly !important; }

.align-start { align-items: flex-start !important; }
.align-end { align-items: flex-end !important; }
.align-center { align-items: center !important; }
.align-baseline { align-items: baseline !important; }
.align-stretch { align-items: stretch !important; }

.gap-1 { gap: 0.5rem !important; }
.gap-2 { gap: 1rem !important; }
.gap-3 { gap: 1.5rem !important; }
.gap-4 { gap: 2rem !important; }

/* Grid Utilities */
.grid-cols-1 { grid-template-columns: repeat(1, 1fr) !important; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr) !important; }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr) !important; }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr) !important; }
.grid-cols-auto { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)) !important; }

/* Text Utilities */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-justify { text-align: justify !important; }

.text-lowercase { text-transform: lowercase !important; }
.text-uppercase { text-transform: uppercase !important; }
.text-capitalize { text-transform: capitalize !important; }

.font-weight-normal { font-weight: 400 !important; }
.font-weight-bold { font-weight: 700 !important; }
.font-weight-bolder { font-weight: 800 !important; }

.font-italic { font-style: italic !important; }

.text-small { font-size: 0.85rem !important; }
.text-base { font-size: 1rem !important; }
.text-large { font-size: 1.25rem !important; }
.text-xl { font-size: 1.5rem !important; }
.text-2xl { font-size: 2rem !important; }

/* Color Utilities */
.text-primary { color: var(--neon-blue) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--neon-blue-bright) !important; }
.text-white { color: #fff !important; }
.text-muted { color: var(--text-secondary) !important; }

.bg-primary { background-color: var(--neon-blue) !important; }
.bg-success { background-color: var(--success) !important; }
.bg-danger { background-color: var(--danger) !important; }
.bg-warning { background-color: var(--warning) !important; }
.bg-dark { background-color: var(--card-bg) !important; }
.bg-transparent { background-color: transparent !important; }

/* Border Utilities */
.border { border: 1px solid var(--card-border) !important; }
.border-0 { border: 0 !important; }
.border-top { border-top: 1px solid var(--card-border) !important; }
.border-bottom { border-bottom: 1px solid var(--card-border) !important; }
.border-left { border-left: 1px solid var(--card-border) !important; }
.border-right { border-right: 1px solid var(--card-border) !important; }

.border-primary { border-color: var(--neon-blue) !important; }
.border-success { border-color: var(--success) !important; }
.border-danger { border-color: var(--danger) !important; }
.border-warning { border-color: var(--warning) !important; }

.rounded { border-radius: 0.5rem !important; }
.rounded-lg { border-radius: 1rem !important; }
.rounded-xl { border-radius: 1.5rem !important; }
.rounded-full { border-radius: 9999px !important; }
.rounded-0 { border-radius: 0 !important; }

/* Width & Height Utilities */
.w-25 { width: 25% !important; }
.w-50 { width: 50% !important; }
.w-75 { width: 75% !important; }
.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }

.h-100 { height: 100% !important; }
.h-auto { height: auto !important; }

.max-w-sm { max-width: 640px !important; }
.max-w-md { max-width: 768px !important; }
.max-w-lg { max-width: 1024px !important; }
.max-w-xl { max-width: 1280px !important; }
.max-w-full { max-width: 100% !important; }

/* Position Utilities */
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }
.position-sticky { position: sticky !important; }

.top-0 { top: 0 !important; }
.bottom-0 { bottom: 0 !important; }
.left-0 { left: 0 !important; }
.right-0 { right: 0 !important; }

/* Overflow Utilities */
.overflow-auto { overflow: auto !important; }
.overflow-hidden { overflow: hidden !important; }
.overflow-visible { overflow: visible !important; }
.overflow-scroll { overflow: scroll !important; }

.overflow-x-auto { overflow-x: auto !important; }
.overflow-y-auto { overflow-y: auto !important; }

/* Shadow Utilities */
.shadow-sm { box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3) !important; }
.shadow { box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5) !important; }
.shadow-lg { box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6) !important; }
.shadow-xl { box-shadow: 0 12px 30px rgba(0, 0, 0, 0.7) !important; }
.shadow-glow-blue { box-shadow: 0 0 20px rgba(0, 217, 255, 0.3) !important; }
.shadow-glow-green { box-shadow: 0 0 20px rgba(0, 255, 136, 0.3) !important; }
.shadow-glow-red { box-shadow: 0 0 20px rgba(255, 0, 85, 0.3) !important; }
.shadow-none { box-shadow: none !important; }

/* Cursor Utilities */
.cursor-pointer { cursor: pointer !important; }
.cursor-default { cursor: default !important; }
.cursor-not-allowed { cursor: not-allowed !important; }

/* Visibility Utilities */
.visible { visibility: visible !important; }
.invisible { visibility: hidden !important; }

/* Opacity Utilities */
.opacity-0 { opacity: 0 !important; }
.opacity-25 { opacity: 0.25 !important; }
.opacity-50 { opacity: 0.5 !important; }
.opacity-75 { opacity: 0.75 !important; }
.opacity-100 { opacity: 1 !important; }

/* Z-Index Utilities */
.z-0 { z-index: 0 !important; }
.z-10 { z-index: 10 !important; }
.z-20 { z-index: 20 !important; }
.z-30 { z-index: 30 !important; }
.z-40 { z-index: 40 !important; }
.z-50 { z-index: 50 !important; }

/* User Select Utilities */
.select-none { user-select: none !important; }
.select-text { user-select: text !important; }
.select-all { user-select: all !important; }

/* Pointer Events */
.pointer-events-none { pointer-events: none !important; }
.pointer-events-auto { pointer-events: auto !important; }

/* ============================================================================
   STANDARDIZED COMPONENTS
   ============================================================================ */

/* Card Component */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    margin-bottom: 20px;
}

.card-header {
    padding: 20px 25px;
    border-bottom: 1px solid var(--card-border);
    margin: -25px -25px 25px -25px;
    border-radius: 16px 16px 0 0;
    background: rgba(0, 217, 255, 0.05);
}

.card-title {
    color: var(--neon-blue);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    text-shadow: 0 0 15px rgba(0, 217, 255, 0.5);
}

.card-body {
    padding: 20px 0;
}

.card-footer {
    padding: 20px 25px;
    border-top: 1px solid var(--card-border);
    margin: 25px -25px -25px -25px;
    border-radius: 0 0 16px 16px;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.container-fluid {
    width: 100%;
    padding: 20px;
}

/* Header Standardization */
.header {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-glow);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.header h1 {
    color: var(--neon-blue);
    font-size: 2rem;
    text-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
    margin: 0;
}

.header-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Breadcrumbs */
.breadcrumb {
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--neon-blue-bright);
    text-decoration: underline;
}

.breadcrumb-separator {
    margin: 0 8px;
    color: var(--text-secondary);
}

/* Grid System */
.grid {
    display: grid;
    gap: 20px;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.grid-responsive {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Button Sizes */
.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* Button Group */
.btn-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Input Group */
.input-group {
    display: flex;
    gap: 0;
}

.input-group .form-control {
    border-radius: 10px 0 0 10px;
}

.input-group .btn {
    border-radius: 0 10px 10px 0;
}

/* Form Layouts */
.form-row {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.form-row > * {
    flex: 1;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* Stat Value */
.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--neon-blue);
}

/* List Group */
.list-group {
    list-style: none;
    padding: 0;
    margin: 0;
}

.list-group-item {
    padding: 15px 20px;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.list-group-item:last-child {
    border-bottom: none;
}

.list-group-item:hover {
    background: rgba(0, 217, 255, 0.05);
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--card-border);
    border-top-color: var(--neon-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

/* Divider */
.divider {
    height: 1px;
    background: var(--card-border);
    margin: 20px 0;
}

.divider-vertical {
    width: 1px;
    background: var(--card-border);
    height: 100%;
    margin: 0 20px;
}

/* Tooltip (basic) */
.tooltip-text {
    visibility: hidden;
    position: absolute;
    z-index: 100;
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    border: 1px solid var(--neon-blue);
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.3);
    white-space: nowrap;
}

.tooltip-container:hover .tooltip-text {
    visibility: visible;
}

/* Responsive Grid Breakpoints */
@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4,
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        flex-direction: column;
    }
    
    .header {
        flex-direction: column;
        text-align: center;
    }
    
    .header-actions {
        width: 100%;
        justify-content: center;
    }
}