body {
    font-family: Arial, sans-serif;
    background: #0f0f0f;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    flex-direction: column;
}

.logo {
    margin-bottom: 20px;
}

.logo img {
    width: 140px;
}

form {
    background: #1c1c1c;
    padding: 40px;
    border-radius: 10px;
    text-align: center;
    width: 300px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.5);
}

.card {
    background: #1c1c1c;
    padding: 30px;
    border-radius: 14px;
    width: 280px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.5);
    text-align: center;
}

h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #ff7b00;
}

input {
    display: block;
    margin: 10px auto;
    padding: 12px;
    width: 90%;
    border-radius: 8px;
    border: none;
    font-size: 16px;
}

button {
    display: block;
    margin: 10px auto;
    width: 90%;
    padding: 12px;
    background: #ff7b00;
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    opacity: 0.9;
}

.back {
    margin-top: 20px;
    font-size: 14px;
}

a {
    color: white;
    text-decoration: none;
}

.error {
    color: #ff4d4d;
    text-align: center;
    margin-bottom: 10px;
}

/* Specific for checkin if needed */
.checkin-card {
    max-width: 320px;
    width: 90%;
}

.checkin-input {
    font-size: 20px;
    text-align: center;
}