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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0a1425 0%, #0c1f3a 100%);
    color: #f1f5f9;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: rgba(19, 32, 61, 0.9);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    border: 1px solid rgba(79, 70, 229, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(15px);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #fff 0%, #00d4aa 50%, #4f46e5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-header p {
    color: #94a3b8;
    font-size: 0.9rem;
}

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

.login-form label {
    display: block;
    margin-bottom: 8px;
    color: #cbd5e1;
    font-size: 0.9rem;
    font-weight: 600;
}

.login-form input {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #f1f5f9;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.login-form input:focus {
    outline: none;
    border-color: #4f46e5;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

.login-button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #00d4aa, #4f46e5);
    color: #0a1425;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: center;
    display: none;
}

.error-message.show {
    display: block;
}

.login-footer {
    text-align: center;
    margin-top: 30px;
    color: #94a3b8;
    font-size: 0.8rem;
}

.customer-count {
    margin-top: 15px;
    padding: 8px;
    background: rgba(79, 70, 229, 0.1);
    border-radius: 8px;
    font-size: 0.85rem;
    color: #cbd5e1;
}

@media (max-width: 480px) {
    .login-container {
        padding: 30px 20px;
    }
}