* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: #000000;
}

.login-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    padding: 32px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.login-card h1 {
    margin: 0 0 8px;
    text-align: center;
    font-size: 28px;
}

.subtitle {
    margin: 0 0 24px;
    text-align: center;
    color: #858585;
    font-size: 14px;
}

.alert-error {
    margin-bottom: 18px;
    padding: 12px 14px;
    border-radius: 10px;
    background: rgba(220, 38, 38, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.35);
    color: #fca5a5;
    font-size: 14px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

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

.form-group label {
    font-size: 14px;
    color: #696969;
}

.form-group input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #334155;
    border-radius: 10px;
    background: #ffffff;
    color: #000000;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

button {
    width: 100%;
    padding: 12px 14px;
    border: none;
    border-radius: 10px;
    background: #007c91;
    color: white;
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s ease;
}

button:hover {
    background: #17bfdb;
}

button:active {
    transform: scale(0.99);
}

.login-logo {
    width: 180px;
    margin-bottom: 40px;
    display: block;
}