* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
}

body {
    background: #f4f6f8;
    color: #222;
}

.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.auth-box {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 380px;
}

.auth-box h1 {
    font-size: 1.3rem;
    color: #1b4332;
    margin-bottom: 0.25rem;
}

.auth-box h2 {
    font-size: 1rem;
    color: #555;
    margin-bottom: 1.5rem;
    font-weight: normal;
}

label {
    display: block;
    margin-top: 1rem;
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
    font-weight: 600;
}

input[type="text"],
input[type="password"],
input[type="email"] {
    width: 100%;
    padding: 0.6rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

button {
    width: 100%;
    margin-top: 1.5rem;
    padding: 0.7rem;
    background: #1b4332;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
}

button:disabled {
    background: #999;
    cursor: not-allowed;
}

button:hover:not(:disabled) {
    background: #163a29;
}

.alert {
    padding: 0.7rem 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.alert-error {
    background: #fde2e2;
    color: #b02a2a;
}

.alert-info {
    background: #e2f0fd;
    color: #1a5a96;
}

.alert-success {
    background: #e2fde5;
    color: #1a7a35;
}

a {
    color: #1b4332;
}