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

body {
    font-family: Arial, sans-serif;
    background: #1a1a1a;
    color: #e0e0e0;
    line-height: 1.6;
}

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: #0f0f0f;
}

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

.login-box {
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.logo-container {
    text-align: center;
    margin-bottom: 30px;
}

.logo-text {
    font-size: 28px;
    font-weight: bold;
    color: #4a9eff;
    display: block;
}

.login-title {
    font-size: 20px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
    color: #e0e0e0;
}

.alert {
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-error {
    background: #3d1f1f;
    border: 1px solid #5a2a2a;
    color: #ff6b6b;
}

.alert-success {
    background: #1f3d1f;
    border: 1px solid #2a5a2a;
    color: #6bff6b;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: bold;
    color: #b0b0b0;
}

.form-control {
    width: 100%;
    padding: 10px;
    background: #1a1a1a;
    border: 1px solid #3a3a3a;
    border-radius: 4px;
    color: #e0e0e0;
    font-size: 14px;
}

.form-control:focus {
    outline: none;
    border-color: #4a9eff;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: #b0b0b0;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
}

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-primary {
    background: #4a9eff;
    color: white;
}

.btn-primary:hover {
    background: #3a8eef;
}

.btn-secondary {
    background: #5a5a5a;
    color: white;
}

.btn-secondary:hover {
    background: #4a4a4a;
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-success:hover {
    background: #218838;
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-block {
    width: 100%;
}

.login-footer {
    margin-top: 20px;
    text-align: center;
    font-size: 12px;
    color: #777;
}

select.form-control {
    cursor: pointer;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}