:root {
    --bg-color: #0f172a;
    --text-color: #f8fafc;
    --text-muted: #94a3b8;
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --danger-color: #ef4444;
    --success-color: #10b981;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
}

.login-body {
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top left, #1e1b4b, #0f172a);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(to right, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-header p {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 5px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

.form-group input, .form-group textarea, .form-group select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.btn-primary {
    width: 100%;
    padding: 12px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
}

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

.error-msg {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid var(--danger-color);
    color: #fca5a5;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    text-align: center;
}

/* Layout */
.sidebar {
    width: 280px;
    background: var(--glass-bg);
    border-right: 1px solid var(--glass-border);
    padding: 30px 0;
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: fixed;
}

.sidebar-header {
    padding: 0 30px;
    margin-bottom: 30px;
}

.sidebar-header h2 {
    font-size: 20px;
    background: linear-gradient(to right, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    list-style: none;
    flex: 1;
}

.nav-links li {
    margin-bottom: 5px;
}

.nav-links a {
    display: block;
    padding: 12px 30px;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-color);
    background: rgba(255, 255, 255, 0.05);
    border-left-color: var(--primary-color);
}

.user-info {
    padding: 20px 30px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.user-info span {
    font-weight: 500;
}

.logout-btn {
    color: var(--danger-color);
    text-decoration: none;
    font-size: 14px;
}

.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 40px;
    overflow-y: auto;
}

.page-header {
    margin-bottom: 40px;
}

.page-header h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.page-header p {
    color: var(--text-muted);
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 24px;
}

.stat-card h3 {
    color: var(--text-muted);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.stat-card .value {
    font-size: 36px;
    font-weight: 700;
}

/* Tables */
.table-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    overflow: hidden;
    margin-top: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

th {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 14px;
}

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

.badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge.admin { background: rgba(59, 130, 246, 0.2); color: #93c5fd; }
.badge.staff { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }
.badge.banned { background: rgba(239, 68, 68, 0.2); color: #fca5a5; }

/* Log Viewer */
.log-viewer {
    background: #000;
    color: #33ff00;
    font-family: 'Courier New', Courier, monospace;
    padding: 20px;
    border-radius: 8px;
    height: 500px;
    overflow-y: scroll;
    border: 1px solid var(--glass-border);
    white-space: pre-wrap;
}

/* Button variants */
.btn-small {
    padding: 6px 12px;
    font-size: 12px;
    border-radius: 6px;
    cursor: pointer;
    background: rgba(255,255,255,0.1);
    color: white;
    border: 1px solid var(--glass-border);
    transition: 0.2s;
    text-decoration: none;
    display: inline-block;
}
.btn-small:hover { background: rgba(255,255,255,0.2); }
.btn-danger { background: rgba(239, 68, 68, 0.2); border-color: var(--danger-color); color: #fca5a5; }
.btn-danger:hover { background: rgba(239, 68, 68, 0.4); }

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

/* Tasks */
.task-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.task-col h3 {
    text-align: center;
    margin-bottom: 15px;
    color: var(--text-muted);
}
.task-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 10px;
}
.task-card h4 { margin-bottom: 5px; }
.task-card p { font-size: 13px; color: var(--text-muted); }