/* VVK Spring Fair Manager - Custom Styles */

/* Root Variables */
:root {
    --primary-color: #4361ee;
    --primary-dark: #3a56d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
}

/* Base Styles */
body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: #f8fafc;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Login Page */
.login-page {
    background: linear-gradient(135deg, #4361ee 0%, #7c3aed 100%);
    min-height: 100vh;
}

.login-page .card {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

/* Navbar */
.navbar-dark.bg-primary {
    background: linear-gradient(90deg, var(--primary-color) 0%, #7c3aed 100%) !important;
}

.navbar-brand {
    font-size: 1.4rem;
}

/* Cards */
.card {
    border: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
}

/* Gradient Background */
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #7c3aed 100%) !important;
}

/* Icon Box */
.icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
}

/* Form Controls */
.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.15);
}

.form-control-lg {
    padding: 0.75rem 1rem;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #5a67d8 100%);
    border: none;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #4c51bf 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(67, 97, 238, 0.4);
}

.btn-outline-primary:hover,
.btn-outline-success:hover,
.btn-outline-info:hover {
    transform: translateY(-1px);
}

/* Tables */
.table {
    margin-bottom: 0;
}

.table th {
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom: 2px solid #e2e8f0;
}

.table td {
    vertical-align: middle;
    padding: 1rem 0.75rem;
}

.table-hover tbody tr:hover {
    background-color: rgba(67, 97, 238, 0.05);
}

/* Badges */
.badge {
    font-weight: 500;
    padding: 0.5em 0.8em;
}

/* Tabs */
.nav-tabs {
    border-bottom: 2px solid #e2e8f0;
}

.nav-tabs .nav-link {
    border: none;
    color: #64748b;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem 0.5rem 0 0;
    transition: all 0.2s ease;
}

.nav-tabs .nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(67, 97, 238, 0.05);
}

.nav-tabs .nav-link.active {
    color: var(--primary-color);
    background-color: white;
    border-bottom: 3px solid var(--primary-color);
}

/* Alerts */
.alert {
    border: none;
    border-radius: 0.75rem;
}

/* Cursor Pointer */
.cursor-pointer {
    cursor: pointer;
}

/* Account Card Animation */
.account-card {
    transition: all 0.3s ease;
}

.account-card:hover {
    background-color: #e2e8f0 !important;
}

/* Footer */
footer {
    background: linear-gradient(90deg, #1e293b 0%, #334155 100%) !important;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .card-body {
        padding: 1.25rem;
    }
    
    .table th,
    .table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.875rem;
    }
    
    .nav-tabs .nav-link {
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
}

/* Image Thumbnail Hover */
.img-thumbnail {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.img-thumbnail:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Quick Action Buttons */
.btn-light {
    transition: all 0.2s ease;
    border: 1px solid #e2e8f0;
}

.btn-light:hover {
    background-color: #f1f5f9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Modal */
.modal-content {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Loading Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.card {
    animation: fadeIn 0.3s ease;
}