body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #1e293b, #0f172a);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.card {
    background: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    text-align: center;
}

.card h2 {
    margin-bottom: 20px;
}

input {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 14px;
}

button {
    width: 100%;
    padding: 12px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
}

button:hover {
    background: #1d4ed8;
}

.error {
    color: red;
    margin-top: 10px;
}


/* Login page styles */
body.login-page {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #1e293b, #0f172a);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-box {
    background: #fff;
    padding: 36px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    width: 100%;
    max-width: 380px;
    text-align: center;
}

.login-box h2 { margin-bottom: 24px; }

.login-box input {
    width: 100%;
    padding: 11px 14px;
    margin: 8px 0;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    box-sizing: border-box;
}

.login-box button {
    width: 100%;
    padding: 12px;
    background: #2563eb;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 10px;
}

.login-box button:hover { background: #1d4ed8; }

.error-msg { color: #dc2626; margin-top: 10px; font-size: 14px; }