:root {
    --brand-primary: #C4272E;
    --brand-primary-dark: #A11F25;
    --brand-primary-rgb: 196, 39, 46;
    --brand-accent: #E8A93C;
    --brand-accent-dark: #CF9126;
    --brand-bg: #FDFBF7;
    --brand-surface: #FFFFFF;
    --brand-text: #2B2320;
    --brand-text-muted: #6B5F56;
    --brand-danger: #B23A3A;
    --brand-border: #ECE1D3;
}

html, body {
    background-color: var(--brand-bg);
    color: var(--brand-text);
}

a {
    color: var(--brand-primary);
}

a:hover {
    color: var(--brand-primary-dark);
}

/* ---- Buttons & form controls ---- */
.btn-primary {
    background-color: var(--brand-primary);
    border-color: var(--brand-primary);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--brand-primary-dark) !important;
    border-color: var(--brand-primary-dark) !important;
}

.btn-outline-primary {
    color: var(--brand-primary);
    border-color: var(--brand-primary);
}

.btn-outline-primary:hover {
    background-color: var(--brand-primary);
    border-color: var(--brand-primary);
}

.btn-danger {
    background-color: var(--brand-danger);
    border-color: var(--brand-danger);
}

.btn-outline-danger {
    color: var(--brand-danger);
    border-color: var(--brand-danger);
}

.btn-outline-danger:hover {
    background-color: var(--brand-danger);
    border-color: var(--brand-danger);
}

.text-primary {
    color: var(--brand-primary) !important;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--brand-primary-rgb), 0.2);
}

/* ---- Badges (RSVP status) ---- */
.badge.bg-warning {
    background-color: var(--brand-accent) !important;
}

.badge.bg-info {
    background-color: var(--brand-accent-dark) !important;
    color: #fff !important;
}

.badge.bg-danger {
    background-color: var(--brand-danger) !important;
}

/* ---- Navbar ---- */
.app-navbar {
    background-color: var(--brand-surface);
    border-bottom: 1px solid var(--brand-border);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.app-navbar-logo {
    height: 40px;
}

.app-navbar .nav-link {
    color: var(--brand-text);
    font-weight: 500;
}

.app-navbar .nav-link.active {
    color: var(--brand-primary);
}

.app-navbar .nav-link.disabled {
    color: #b8ada1;
}

.app-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background-color: var(--brand-primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
    flex-shrink: 0;
}

.dropdown-item.disabled {
    pointer-events: none;
}

/* ---- Cards & surfaces ---- */
.card {
    border-color: var(--brand-border);
    border-radius: 0.65rem;
}

.list-group {
    border-radius: 0.65rem;
    overflow: hidden;
}

.list-group-item-action:hover {
    background-color: rgba(var(--brand-primary-rgb), 0.06);
}

/* ---- Page shell ---- */
.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.empty-state {
    text-align: center;
    padding: 2.5rem 1rem;
    color: var(--brand-text-muted);
}

/* ---- Responsive stacked tables ---- */
@media (max-width: 767.98px) {
    .table-stack thead {
        display: none;
    }

    .table-stack tr {
        display: block;
        border: 1px solid var(--brand-border);
        border-radius: 0.5rem;
        margin-bottom: 0.75rem;
        padding: 0.25rem 0.5rem;
    }

    .table-stack td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 0.5rem;
        border: none;
        padding: 0.4rem 0.25rem;
    }

    .table-stack td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--brand-text-muted);
        margin-right: auto;
    }
}