* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f4f7fb;
    color: #1f2937;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border: 1px solid #dbe3ee;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 6px 24px rgba(31, 41, 55, 0.06);
}

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

.subtitle {
    margin: 0 0 24px;
    color: #6b7280;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 18px;
}

label {
    font-weight: 700;
    font-size: 14px;
}

input,
button {
    font: inherit;
}

input {
    width: 100%;
    padding: 12px 13px;
    border: 1px solid #cfd8e3;
    border-radius: 10px;
    background: #fff;
}

.primary-btn {
    width: 100%;
    border: 0;
    border-radius: 10px;
    padding: 13px 16px;
    cursor: pointer;
    font-weight: 700;
    background: #0d6efd;
    color: #fff;
}

.message-box {
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 12px;
    font-weight: 700;
}

.message-success {
    background: #eaf8ef;
    border: 1px solid #b9e2c5;
    color: #1d6b36;
}

.message-error {
    background: #fff1f1;
    border: 1px solid #efc2c2;
    color: #a61d24;
}

.hidden {
    display: none !important;
}