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

body {
    background: #0a0a0a;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #e0e0e0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    background: #1a1a1a;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(204, 0, 0, 0.2);
    width: 100%;
    max-width: 450px;
    border: 1px solid #cc0000;
}

h2 {
    color: #cc0000;
    text-align: center;
    margin-bottom: 30px;
    font-weight: 600;
    letter-spacing: 1px;
}

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

label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
}

input {
    width: 100%;
    padding: 12px;
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 6px;
    font-size: 14px;
    color: #fff;
    transition: all 0.3s;
}

input:focus {
    outline: none;
    border-color: #cc0000;
    box-shadow: 0 0 8px rgba(204, 0, 0, 0.3);
}

button {
    width: 100%;
    padding: 12px;
    background: #cc0000;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: bold;
    color: white;
    cursor: pointer;
    transition: background 0.3s;
}

button:hover {
    background: #990000;
}

.error {
    background: rgba(204, 0, 0, 0.15);
    border-left: 4px solid #cc0000;
    padding: 12px;
    margin-bottom: 20px;
    border-radius: 4px;
    font-size: 14px;
}

.success {
    background: rgba(0, 204, 0, 0.15);
    border-left: 4px solid #00cc00;
    padding: 12px;
    margin-bottom: 20px;
    border-radius: 4px;
    font-size: 14px;
}

.info {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
}

.info a {
    color: #cc0000;
    text-decoration: none;
    font-weight: 600;
}

.info a:hover {
    text-decoration: underline;
}

.dashboard-container {
    max-width: 800px;
    background: #1a1a1a;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
}

.logout-btn {
    background: #333;
    margin-top: 30px;
    width: auto;
    padding: 10px 25px;
    display: inline-block;
    text-decoration: none;
    color: white;
    border-radius: 6px;
    transition: background 0.3s;
}

.logout-btn:hover {
    background: #cc0000;
}

.verify-code-box {
    background: #0a0a0a;
    border: 2px solid #cc0000;
    border-radius: 12px;
    padding: 25px;
    margin: 20px 0;
    text-align: center;
}

.verify-code-label {
    font-size: 14px;
    color: #888;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.verify-code-value {
    font-size: 48px;
    font-weight: bold;
    letter-spacing: 8px;
    color: #cc0000;
    font-family: 'Courier New', monospace;
}

.verify-code-note {
    font-size: 12px;
    color: #666;
    margin-top: 15px;
}

.user-info {
    background: #0a0a0a;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    text-align: left;
}

.user-info p {
    margin: 10px 0;
    padding: 8px;
    border-bottom: 1px solid #2a2a2a;
}

.user-info strong {
    color: #cc0000;
    display: inline-block;
    width: 120px;
}