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

body {
    font-family: 'Poppins', sans-serif;
    background: #f4f6f9;
}

.admin-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: #2c3e50;
    color: white;
    padding: 2rem 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar h2 {
    padding: 0 1.5rem;
    margin-bottom: 2rem;
    font-size: 1.3rem;
}

.sidebar nav button {
    width: 100%;
    padding: 1rem 1.5rem;
    text-align: left;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    transition: background 0.3s;
    font-size: 1rem;
}

.sidebar nav button i {
    margin-right: 10px;
    width: 25px;
}

.sidebar nav button:hover,
.sidebar nav button.active {
    background: #34495e;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 2rem;
}

.section {
    display: none;
}

.section.active {
    display: block;
    animation: fadeIn 0.3s;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.section-header h2 {
    font-size: 1.8rem;
    color: #2c3e50;
}

.btn-add {
    padding: 10px 20px;
    background: #27ae60;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s;
}

.btn-add:hover {
    background: #219a52;
}

/* Tables */
table {
    width: 100%;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    background: #34495e;
    color: white;
    font-weight: 600;
}

tr:hover {
    background: #f9f9f9;
}

.btn-edit, .btn-delete {
    padding: 5px 12px;
    margin: 0 5px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: opacity 0.3s;
}

.btn-edit {
    background: #3498db;
    color: white;
}

.btn-delete {
    background: #e74c3c;
    color: white;
}

.btn-edit:hover, .btn-delete:hover {
    opacity: 0.8;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    animation: fadeIn 0.3s;
}

.modal-content {
    background: white;
    margin: 5% auto;
    padding: 2rem;
    width: 90%;
    max-width: 500px;
    border-radius: 10px;
    position: relative;
    animation: slideIn 0.3s;
}

.close {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 1.8rem;
    cursor: pointer;
    color: #999;
}

.close:hover {
    color: #333;
}

.modal-content h2 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

.modal-content input,
.modal-content textarea {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
}

.modal-content button {
    width: 100%;
    padding: 12px;
    background: #3498db;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    margin-top: 10px;
}

.modal-content button:hover {
    background: #2980b9;
}

/* Status Badges */
.status-pending {
    background: #f39c12;
    color: white;
    padding: 3px 8px;
    border-radius: 3px;
    font-size: 0.85rem;
}

.status-confirmed {
    background: #27ae60;
    color: white;
    padding: 3px 8px;
    border-radius: 3px;
    font-size: 0.85rem;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .admin-container {
        flex-direction: column;
    }
    
    table {
        font-size: 12px;
    }
    
    th, td {
        padding: 0.5rem;
    }
}