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

:root {
    --primary-color: #1a472a;
    --secondary-color: #2d5016;
    --accent-color: #D4AF37;
    --accent-gold: #FFD700;
    --text-dark: #2c2c2c;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --bg-cream: #f5f7fa;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.15);
    --shadow-xl: 0 12px 40px rgba(0,0,0,0.2);
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    --purple: #6f42c1;
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 700;
    letter-spacing: 0.5px;
}

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

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.login-box {
    background: var(--white);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    animation: slideUp 0.5s ease-out;
}

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

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header .logo {
    height: 90px;
    width: auto;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
}

.login-header h1 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-top: 0.5rem;
}

.error-message {
    color: var(--danger);
    margin-top: 1rem;
    text-align: center;
    display: none;
    padding: 12px;
    background: #f8d7da;
    border-radius: 8px;
    border: 1px solid #f5c6cb;
}

.error-message.show {
    display: block;
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
}

.login-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.login-footer a:hover {
    text-decoration: underline;
    color: var(--secondary-color);
}

/* Admin Header */
.admin-header {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 1.5rem 0;
    margin-bottom: 2rem;
    border-bottom: 3px solid var(--accent-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.admin-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.admin-brand .logo {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
    transition: var(--transition);
}

.admin-brand .logo:hover {
    transform: scale(1.05) rotate(5deg);
}

.admin-brand .brand-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: #8B0000;
    letter-spacing: 0.5px;
    line-height: 1.3;
    display: flex;
    flex-direction: column;
}

.admin-brand .brand-name-line2 {
    display: block;
    margin-top: 2px;
}

.admin-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.admin-actions span {
    color: var(--text-dark);
    font-weight: 600;
    padding: 8px 16px;
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
    border-radius: 20px;
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    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(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    font-weight: 600;
    box-shadow: 0 6px 20px rgba(26, 71, 42, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(26, 71, 42, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(108, 117, 125, 0.4);
    background: linear-gradient(135deg, #5a6268 0%, #495057 100%);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #20c997 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
}

.btn-success:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
    background: linear-gradient(135deg, #218838 0%, #1e7e34 100%);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #c82333 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
}

.btn-danger:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
    background: linear-gradient(135deg, #c82333 0%, #bd2130 100%);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.875rem;
}

.status-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.status-pending {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
    color: #000;
}

.status-approved {
    background: linear-gradient(135deg, var(--success) 0%, #20c997 100%);
    color: var(--white);
}

.status-rejected {
    background: linear-gradient(135deg, var(--danger) 0%, #c82333 100%);
    color: var(--white);
}

.status-confirmed {
    background: linear-gradient(135deg, var(--info) 0%, #138496 100%);
    color: var(--white);
}

.status.active {
    background: linear-gradient(135deg, var(--success) 0%, #20c997 100%);
    color: var(--white);
}

.status.inactive {
    background: linear-gradient(135deg, var(--danger) 0%, #c82333 100%);
    color: var(--white);
}

.status.cancelled {
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
    color: var(--white);
}

/* Dashboard Tabs */
.dashboard-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    background: var(--white);
    padding: 0.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.tab-btn {
    padding: 14px 28px;
    background: transparent;
    border: 2px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    color: var(--text-dark);
    position: relative;
    overflow: hidden;
}

.tab-btn::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.tab-btn:hover {
    background: rgba(26, 71, 42, 0.05);
    color: var(--primary-color);
}

.tab-btn:hover::before {
    width: 100%;
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(26, 71, 42, 0.3);
    transform: translateY(-2px);
}

.tab-btn.active::before {
    width: 100%;
    height: 3px;
    background: var(--accent-color);
}

.tab-content {
    display: none;
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    animation: fadeIn 0.3s ease-in;
    min-height: 500px;
}

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

.tab-content.active {
    display: block;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--white) 0%, #f8f9fa 100%);
    color: var(--text-dark);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(212, 175, 55, 0.2);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--accent-gold) 100%);
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.05) 0%, transparent 70%);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-card:hover::after {
    top: -30%;
    right: -30%;
}

.stat-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    display: block;
    opacity: 0.9;
    transition: var(--transition);
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
}

.stat-card:hover .stat-icon {
    transform: scale(1.15) rotate(10deg);
}

.stat-card h3 {
    font-size: 4rem;
    margin-bottom: 0.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.stat-card p {
    font-size: 1.1rem;
    color: var(--text-light);
    font-weight: 600;
    margin-top: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Stat Card Color Variations */
.stat-card-primary {
    border-top: 5px solid var(--primary-color);
}

.stat-card-primary h3 {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card-success {
    border-top: 5px solid var(--success);
}

.stat-card-success h3 {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card-info {
    border-top: 5px solid var(--info);
}

.stat-card-info h3 {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card-warning {
    border-top: 5px solid var(--warning);
}

.stat-card-warning h3 {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card-danger {
    border-top: 5px solid var(--danger);
}

.stat-card-danger h3 {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card-purple {
    border-top: 5px solid var(--purple);
}

.stat-card-purple h3 {
    background: linear-gradient(135deg, #6f42c1 0%, #5a32a3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Section Header */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--accent-color);
}

.section-header h2 {
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Data Table */
.data-table-container {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 75vh;
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    background: var(--white);
    margin-top: 1rem;
    position: relative;
}

.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 0;
    font-size: 0.95rem;
}

.data-table thead {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--white);
}

.data-table th {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    font-weight: 700;
    padding: 18px 16px;
    text-align: left;
    border-bottom: 3px solid var(--accent-color);
    font-size: 0.9rem;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 11;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.data-table th:first-child {
    border-top-left-radius: var(--border-radius);
}

.data-table th:last-child {
    border-top-right-radius: var(--border-radius);
}

.data-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid #e8e8e8;
    vertical-align: middle;
    color: var(--text-dark);
    transition: var(--transition);
}

.data-table tbody tr {
    transition: var(--transition);
    background: var(--white);
}

.data-table tbody tr:nth-child(even) {
    background: linear-gradient(135deg, #fafafa 0%, #f5f5f5 100%);
}

.data-table tbody tr:hover {
    background: linear-gradient(135deg, #f0f7f4 0%, #e8f5e9 100%);
    transform: scale(1.002);
    box-shadow: 0 4px 12px rgba(26, 71, 42, 0.15);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table tbody tr:last-child td:first-child {
    border-bottom-left-radius: var(--border-radius);
}

.data-table tbody tr:last-child td:last-child {
    border-bottom-right-radius: var(--border-radius);
}

.data-table .status {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* Action buttons in tables */
.data-table .btn-sm {
    padding: 8px 14px;
    font-size: 0.8rem;
    margin: 2px;
    border-radius: 6px;
    transition: var(--transition);
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.data-table .btn-sm:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Forms */
.form {
    margin-top: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.6rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
    letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.15);
    transform: translateY(-2px);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(5px);
    overflow: auto;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--white);
    margin: 3% auto;
    padding: 2.5rem;
    border-radius: 20px;
    width: 90%;
    max-width: 750px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    position: absolute;
    right: 25px;
    top: 25px;
    font-size: 2.5rem;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0,0,0,0.05);
}

.close:hover {
    color: var(--danger);
    background: rgba(220, 53, 69, 0.1);
    transform: rotate(90deg);
}

/* Toast Message */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    padding: 1.2rem 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    display: none;
    z-index: 3000;
    min-width: 300px;
    animation: slideInRight 0.3s ease;
    border-left: 5px solid var(--accent-color);
}

@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.show {
    display: block;
}

.toast.success {
    background: linear-gradient(135deg, var(--success) 0%, #20c997 100%);
    border-left-color: #20c997;
}

.toast.error {
    background: linear-gradient(135deg, var(--danger) 0%, #c82333 100%);
    border-left-color: #c82333;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-light);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--border-radius);
    border: 2px dashed #dee2e6;
}

.empty-state p {
    font-size: 1.2rem;
    font-weight: 500;
}

/* Section Headers */
h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 3px solid var(--accent-color);
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Responsive */
@media (max-width: 768px) {
    .admin-nav {
        flex-direction: column;
        gap: 1rem;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .dashboard-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding: 0.3rem;
    }

    .tab-btn {
        padding: 10px 18px;
        font-size: 0.9rem;
        white-space: nowrap;
    }

    .tab-content {
        padding: 1.5rem;
    }

    .data-table-container {
        max-height: 65vh;
        font-size: 0.85rem;
    }

    .data-table th,
    .data-table td {
        padding: 12px 10px;
        font-size: 0.85rem;
    }

    .data-table th {
        font-size: 0.75rem;
        padding: 14px 10px;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1.2rem;
    }

    .stat-card {
        padding: 1.8rem;
    }

    .stat-card h3 {
        font-size: 3rem;
    }

    .stat-icon {
        font-size: 3rem;
    }

    .modal-content {
        width: 95%;
        padding: 1.8rem;
        margin: 5% auto;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    h3 {
        font-size: 1.2rem;
    }

    .btn {
        padding: 10px 18px;
        font-size: 0.9rem;
    }
}

/* Scrollbar Styling */
.data-table-container::-webkit-scrollbar,
.modal-content::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

.data-table-container::-webkit-scrollbar-track,
.modal-content::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.data-table-container::-webkit-scrollbar-thumb,
.modal-content::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 10px;
}

.data-table-container::-webkit-scrollbar-thumb:hover,
.modal-content::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}