:root {
    --bdc-purple: #4C0026;
    --bdc-purple-2: #8a2c57;
    --bdc-gold: #FFD34D;
    --bdc-dark: #1b0b16;
    --bdc-light: #faf7f9;
}

* {
    box-sizing: border-box;
}

body {
    font-family: "Sarabun", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bdc-light);
    color: var(--bdc-dark);
    min-height: 100vh;
}

.bg-bdc-purple {
    background-color: var(--bdc-purple) !important;
}

.text-bdc-gold {
    color: var(--bdc-gold) !important;
}

.btn-bdc {
    background-color: var(--bdc-purple);
    border-color: var(--bdc-purple);
    color: #fff;
}

.btn-bdc:hover,
.btn-bdc:focus {
    background-color: #5f0532;
    border-color: #5f0532;
    color: #fff;
}

.btn-outline-bdc {
    color: var(--bdc-purple);
    border-color: var(--bdc-purple);
}

.btn-outline-bdc:hover,
.btn-outline-bdc:focus {
    background-color: var(--bdc-purple);
    color: #fff;
}

.card-bdc {
    border: 1px solid #ead5e0;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(76, 0, 38, 0.08);
}

.section-title {
    color: var(--bdc-purple);
    font-weight: 700;
}

.hero-banner {
    background: linear-gradient(135deg, var(--bdc-purple), var(--bdc-purple-2));
    color: #fff;
    border-radius: 10px;
    padding: 2rem;
}

.hero-banner .lead {
    color: #f6e8ee;
}

.bdc-divider {
    width: 72px;
    height: 4px;
    border-radius: 999px;
    background-color: var(--bdc-gold);
}

.navbar-brand strong {
    font-weight: 700;
    letter-spacing: 0;
}

.auth-wrapper {
    min-height: calc(100vh - 180px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.auth-card {
    width: 100%;
    max-width: 460px;
}

.footer-bdc {
    background-color: var(--bdc-dark);
    color: #e9dce3;
}

.footer-bdc a {
    color: var(--bdc-gold);
    text-decoration: none;
}

.footer-bdc a:hover {
    text-decoration: underline;
}

@media (max-width: 576px) {
    .hero-banner {
        padding: 1.5rem;
    }
}