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

:root {
    --primary: #FF6B35;
    --primary-dark: #E55A2B;
    --secondary: #FFB347;
    --bg-dark: #1a1a2e;
    --bg-card: #16213e;
    --bg-input: #0f3460;
    --text-primary: #ffffff;
    --text-secondary: #b8c1ec;
    --text-muted: #7f8c8d;
    --success: #27ae60;
    --danger: #e74c3c;
    --warning: #f39c12;
    --border: #2c3e50;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    color: var(--primary-dark);
}

.navbar {
    background: var(--bg-card);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
    border-bottom: 2px solid var(--primary);
}

.navbar .logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary);
}

.navbar nav a {
    margin-left: 1.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.navbar nav a:hover {
    color: var(--primary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.card:hover {
    border-color: var(--primary);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-block;
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--border);
    color: var(--text-primary);
}

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

.btn-success {
    background: var(--success);
    color: white;
}

.btn-block {
    width: 100%;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.photo-item {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
}

.photo-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.photo-item .caption {
    padding: 0.75rem;
    font-size: 0.9rem;
}

.header {
    text-align: center;
    margin-bottom: 3rem;
}

.header h1 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.error {
    color: var(--danger);
    text-align: center;
    padding: 1rem;
    background: rgba(231, 76, 60, 0.1);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.success {
    color: var(--success);
    text-align: center;
    padding: 1rem;
    background: rgba(39, 174, 96, 0.1);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: bold;
}

.badge-online { background: var(--success); color: white; }
.badge-offline { background: var(--text-muted); color: white; }
.badge-banned { background: var(--danger); color: white; }
.badge-admin { background: var(--primary); color: white; }

.flex {
    display: flex;
}

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

.flex-center {
    justify-content: center;
    align-items: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.two-col {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 2rem;
}

.sidebar {
    text-align: center;
}

.sidebar .avatar {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: var(--bg-input);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin: 0 auto 1rem;
    border: 3px solid var(--primary);
}

.stat-box {
    display: flex;
    justify-content: space-around;
    margin: 1rem 0;
    padding: 1rem;
    background: var(--bg-input);
    border-radius: 8px;
}

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

.stat-item .number {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary);
}

.stat-item .label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .two-col {
        grid-template-columns: 1fr;
    }
    .navbar {
        flex-direction: column;
        gap: 1rem;
    }
}