@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --bg-color: #f3f4f6;
    --card-bg: #ffffff;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --border-color: #e5e7eb;
    --success: #10b981;
    --error: #ef4444;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    background-color: var(--card-bg);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    width: 100%;
    max-width: 400px;
}

.container.dashboard {
    max-width: 600px;
}

h2 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--text-main);
}

.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

input, select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.2s, box-shadow 0.2s;
    background-color: #f9fafb;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    background-color: #ffffff;
}

.btn {
    width: 100%;
    padding: 0.875rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 1rem;
}

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

.btn-secondary {
    background-color: white;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    margin-top: 0.5rem;
}

.btn-secondary:hover {
    background-color: #f9fafb;
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.alert.error {
    background-color: #fef2f2;
    color: var(--error);
    border: 1px solid #fecaca;
}

.alert.success {
    background-color: #ecfdf5;
    color: var(--success);
    border: 1px solid #a7f3d0;
}

.link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.link:hover {
    text-decoration: underline;
}

.text-center {
    text-align: center;
}

.mt-4 { margin-top: 1rem; }
.mb-4 { margin-bottom: 1rem; }
.text-sm { font-size: 0.875rem; }
.text-muted { color: var(--text-muted); }

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    background-color: #e0e7ff;
    color: var(--primary-color);
}

.user-details {
    background: #f9fafb;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.user-details p {
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
}

.user-details p span:first-child {
    font-weight: 500;
    color: var(--text-muted);
}

/* Admin Dashboard Layout */
.admin-layout {
    display: flex;
    width: 100%;
    min-height: 100vh;
    background-color: var(--bg-color);
}

.sidebar {
    width: 250px;
    background-color: var(--card-bg);
    border-right: 1px solid var(--border-color);
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
}

.sidebar h3 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.sidebar-link {
    padding: 0.75rem 1rem;
    color: var(--text-main);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s;
}

.sidebar-link:hover, .sidebar-link.active {
    background-color: var(--primary-color);
    color: white;
}

.main-content {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

/* Data Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.data-table th, .data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background-color: #f9fafb;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.75rem;
}

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

.data-table .actions {
    display: flex;
    gap: 0.5rem;
}

.btn-small {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    border-radius: 4px;
    cursor: pointer;
    border: none;
    font-weight: 600;
}

.btn-approve {
    background-color: #ecfdf5;
    color: var(--success);
    border: 1px solid #a7f3d0;
}
.btn-approve:hover { background-color: #d1fae5; }

.btn-suspend {
    background-color: #fef2f2;
    color: var(--error);
    border: 1px solid #fecaca;
}
.btn-suspend:hover { background-color: #fee2e2; }