/* General reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Fullscreen dark background */
body {
    height: 100vh;
    background: linear-gradient(145deg, #1f2937, #111827);
    display: flex;
    justify-content: center;
    align-items: center;
    color: #e5e7eb;
}

/* Login box container */
.login-container {
    background-color: #1e293b;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 0 25px rgba(0,0,0,0.5);
    width: 360px;
}

/* Title */
.login-container h2 {
    text-align: center;
    color: #60a5fa;
    margin-bottom: 25px;
    font-size: 24px;
    border-bottom: 1px solid #374151;
    padding-bottom: 10px;
}

/* Labels */
label {
    font-size: 14px;
    display: block;
    margin-bottom: 6px;
    color: #cbd5e1;
    text-align: left;
}

/* Select & Input */
select,
input[type="password"] {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 20px;
    border-radius: 8px;
    background-color: #334155;
    border: 1px solid #475569;
    color: #f1f5f9;
    font-size: 14px;
}

select:focus,
input[type="password"]:focus {
    outline: none;
    border-color: #60a5fa;
    box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.3);
}

/* Submit button */
button[type="submit"] {
    width: 100%;
    padding: 12px;
    background-color: #3b82f6;
    color: #ffffff;
    border: none;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease;
}

button[type="submit"]:hover {
    background-color: #2563eb;
}

/* Error message */
p {
    color: #f87171;
    margin-bottom: 20px;
    font-size: 14px;
    background: #7f1d1d;
    padding: 8px;
    border-radius: 6px;
}