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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #000000;
    color: #ffffff;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    background: linear-gradient(135deg, #0a0a0a 0%, #001520 100%);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 0 40px rgba(0, 191, 255, 0.2);
    border: 1px solid #00bfff;
}

h1, h2 {
    color: #00bfff;
    text-align: center;
    margin-bottom: 30px;
}

input[type="password"],
input[type="text"],
input[type="number"] {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    background: #1a1a1a;
    border: 1px solid #00bfff;
    border-radius: 8px;
    color: white;
    font-size: 16px;
}

button, .btn {
    width: 100%;
    padding: 12px;
    background: #00bfff;
    color: #000;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
}

button:hover, .btn:hover {
    background: #0099cc;
    transform: translateY(-2px);
}

.powered {
    text-align: center;
    margin-top: 20px;
    font-size: 12px;
    color: #666;
}

.error {
    color: #ff4444;
    text-align: center;
    margin-bottom: 15px;
}

.success {
    color: #00ff00;
    text-align: center;
    margin-bottom: 15px;
}

.details-box {
    background: #0a0a0a;
    border: 1px solid #00bfff;
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.detail-item {
    margin: 10px 0;
    padding: 10px;
    background: #1a1a1a;
    border-radius: 5px;
}

.copy-btn {
    background: #333;
    color: #00bfff;
    padding: 5px 10px;
    font-size: 12px;
    margin-top: 10px;
}

.stats {
    display: flex;
    justify-content: space-between;
    margin: 20px 0;
}

.stat-card {
    background: #0a0a0a;
    border: 1px solid #00bfff;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    flex: 1;
    margin: 0 10px;
}

.stat-number {
    font-size: 32px;
    color: #00bfff;
    font-weight: bold;
}

.user-list {
    margin-top: 20px;
}

.user-item {
    background: #1a1a1a;
    padding: 15px;
    margin: 10px 0;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.delete-btn {
    background: #ff4444;
    width: auto;
    padding: 5px 15px;
}

.admin-form {
    margin: 20px 0;
    padding: 20px;
    background: #0a0a0a;
    border-radius: 10px;
}