body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 48px 40px;
}

.company-logo {
    text-align: center;
    margin-bottom: 32px;
}

.logo-circle {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: white;
}

.company-name {
    font-size: 28px;
    font-weight: 700;
    color: #1a202c;
    margin: 0;
}

.login-title {
    font-size: 24px;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 8px;
    text-align: center;
}

.login-subtitle {
    color: #718096;
    text-align: center;
    margin-bottom: 32px;
}

.form-label {
    font-weight: 500;
    color: #4a5568;
    margin-bottom: 8px;
}

.form-control {
    border-radius: 8px;
    border: 2px solid #e2e8f0;
    padding: 12px 16px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 8px;
    padding: 14px;
    font-weight: 600;
    font-size: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

.login-footer {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #e2e8f0;
    text-align: center;
}

.security-notice {
    text-align: center;
    margin-top: 24px;
    color: white;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.security-notice svg {
    opacity: 0.9;
}

a {
    color: #667eea;
    font-weight: 500;
}

a:hover {
    color: #764ba2;
}

@media (max-width: 576px) {
    .login-card {
        padding: 32px 24px;
    }
    
    .login-title {
        font-size: 20px;
    }
    
    .company-name {
        font-size: 24px;
    }
}