:root {
    --primary: #00ff9a;
    --dark: #000000;
    --light: #ffffff;
    --gray: #333333;
    --danger: #ff4444;
    --info: #4488ff;
}

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

body {
    font-family: 'Arial', sans-serif;
    background-color: var(--dark);
    color: var(--light);
}

/* Login */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--dark), var(--gray));
}

.login-box {
    background-color: var(--light);
    padding: 2rem;
    border-radius: 8px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 255, 154, 0.2);
}

.login-box h1 {
    color: var(--dark);
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.8rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark);
    font-weight: 600;
}

.form-group input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 5px var(--primary);
}

.login-btn {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--primary);
    color: var(--dark);
    border: none;
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s;
}

.login-btn:hover {
    background-color: #00cc88;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 154, 0.3);
}

.error-message {
    background-color: #ffcccc;
    color: var(--danger);
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

/* Admin Layout */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 250px;
    background-color: var(--gray);
    padding: 2rem 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.admin-logo {
    padding: 1rem 1.5rem;
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary);
    border-bottom: 2px solid var(--primary);
    margin-bottom: 2rem;
}

.admin-nav {
    display: flex;
    flex-direction: column;
}

.nav-item {
    padding: 1rem 1.5rem;
    color: var(--light);
    text-decoration: none;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background-color: rgba(0, 255, 154, 0.1);
    border-left-color: var(--primary);
    color: var(--primary);
}

.nav-item.active {
    background-color: rgba(0, 255, 154, 0.1);
    border-left-color: var(--primary);
    color: var(--primary);
}

.nav-item.logout {
    margin-top: auto;
    border-top: 1px solid #555;
}

.admin-main {
    margin-left: 250px;
    width: calc(100% - 250px);
}

.admin-header {
    background-color: var(--light);
    padding: 1.5rem 2rem;
    border-bottom: 2px solid var(--primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-header h1 {
    color: var(--dark);
    font-size: 2rem;
}

.user-info {
    color: var(--dark);
    font-weight: 600;
}

.admin-content {
    padding: 2rem;
}

/* Buttons */
.btn {
    padding: 0.7rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 0.9rem;
}

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

.btn-primary:hover {
    background-color: #00cc88;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 154, 0.3);
}

.btn-secondary {
    background-color: var(--gray);
    color: var(--light);
}

.btn-secondary:hover {
    background-color: #555;
}

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

.btn-danger:hover {
    background-color: #cc0000;
}

.btn-info {
    background-color: var(--info);
    color: var(--light);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
}

/* Forms */
.admin-form {
    max-width: 600px;
}

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

.admin-form label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--light);
    font-weight: 600;
}

.admin-form input,
.admin-form textarea,
.admin-form select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--gray);
    border-radius: 4px;
    background-color: #222;
    color: var(--light);
    font-size: 1rem;
    font-family: inherit;
}

.admin-form input:focus,
.admin-form textarea:focus,
.admin-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 5px var(--primary);
}

.admin-form textarea {
    resize: vertical;
    min-height: 150px;
}

.form-actions {
    display: flex;
    gap: 1rem;
}

.form-actions .btn {
    flex: 1;
    text-align: center;
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--gray);
    margin-top: 1rem;
}

.data-table thead {
    background-color: var(--dark);
    border-bottom: 2px solid var(--primary);
}

.data-table th {
    padding: 1rem;
    text-align: left;
    color: var(--primary);
    font-weight: 600;
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid #555;
}

.data-table tbody tr:hover {
    background-color: #444;
}

.data-table .btn {
    margin-right: 0.5rem;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-card {
    background-color: var(--gray);
    padding: 2rem;
    border-left: 4px solid var(--primary);
    border-radius: 4px;
}

.stat-card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--light);
    margin-bottom: 1rem;
}

.stat-link {
    color: var(--primary);
    text-decoration: none;
    transition: all 0.3s;
}

.stat-link:hover {
    color: #00cc88;
    margin-right: 0.5rem;
}

/* Quick Actions */
.quick-actions h2 {
    color: var(--light);
    margin-bottom: 1rem;
}

.action-buttons {
    display: flex;
    gap: 1rem;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #ccffcc;
    color: #00aa00;
    border-left: 4px solid #00aa00;
}

.alert-error {
    background-color: #ffcccc;
    color: var(--danger);
    border-left: 4px solid var(--danger);
}

/* Responsive */
@media (max-width: 768px) {
    .admin-sidebar {
        width: 100%;
        height: auto;
        position: static;
        padding: 1rem;
    }

    .admin-main {
        margin-left: 0;
        width: 100%;
    }

    .admin-nav {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .nav-item {
        flex: 1;
        min-width: 100px;
        padding: 0.7rem;
        text-align: center;
    }

    .admin-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .data-table {
        font-size: 0.85rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.5rem;
    }
}