html, body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(180deg, #f6f7fb 0%, #eef2f7 100%);
    min-height: 100%;
}

a, .btn-link {
    color: #0f172a;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus {
    box-shadow: 0 0 0 0.2rem rgba(29, 78, 216, 0.2);
}

.content {
    padding-top: 1.5rem;
}

.auth-shell, .hero-shell {
    min-height: calc(100vh - 6rem);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-card, .hero-card {
    width: min(100%, 32rem);
    background: #ffffff;
    border-radius: 1.5rem;
    padding: 2.5rem;
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
}

.auth-card-wide {
    width: min(100%, 42rem);
}

.auth-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.75rem;
    font-weight: 700;
    color: #2563eb;
}

.auth-copy {
    color: #475569;
    margin-bottom: 1.5rem;
}

.auth-form {
    margin-top: 1.5rem;
}

.auth-footer {
    margin-top: 1.25rem;
    color: #475569;
}

.top-row {
    min-height: 3.75rem;
    background: #0f172a;
}

.navbar-brand, .nav-link, .top-row .btn-link {
    color: #f8fafc;
}

.page {
    position: relative;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.sidebar {
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
}

.nav-scrollable {
    padding-bottom: 1rem;
}

@media (min-width: 768px) {
    .page {
        flex-direction: row;
    }

    .sidebar {
        width: 260px;
        min-height: 100vh;
        position: sticky;
        top: 0;
    }

    main {
        flex: 1;
    }
}