.page-shell {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 10px 28px;
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 14px;
    align-items: start;
    position: relative;
    z-index: 1;
}

.page-shell .page {
    min-width: 0;
    max-width: none;
    margin: 0;
}

[data-nav-section] {
    scroll-margin-top: 26px;
}

.side-nav {
    position: sticky;
    top: calc(env(safe-area-inset-top) + 12px);
    padding: 12px;
    border-radius: 20px;
    border: 1px solid rgba(154, 65, 19, .12);
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 12px 24px rgba(17, 16, 15, .08);
}

.side-nav-head {
    margin-bottom: 12px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.nav-brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #d56b2d 0%, #b84f1d 100%);
    color: #fff;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: .08em;
    flex: none;
}

.nav-brand-copy {
    min-width: 0;
}

.nav-brand-copy strong,
.nav-link-copy strong {
    display: block;
    font-size: 13px;
    line-height: 1.4;
}

.nav-brand-copy span,
.nav-link-copy small,
.nav-foot-title {
    display: block;
    margin-top: 3px;
    color: var(--muted, #5f5348);
    font-size: 11px;
    line-height: 1.5;
}

.nav-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 9px;
    min-height: 52px;
    padding: 9px 10px;
    border-radius: 14px;
    text-decoration: none;
    background: rgba(255, 255, 255, .7);
    border: 1px solid rgba(154, 65, 19, .08);
}

.nav-link:hover {
    background: rgba(255, 255, 255, .88);
    border-color: rgba(154, 65, 19, .16);
}

.nav-link.active {
    background: rgba(213, 107, 45, .12);
    border-color: rgba(154, 65, 19, .2);
}

.nav-link-badge {
    width: 36px;
    min-width: 36px;
    height: 36px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(154, 65, 19, .08);
    color: var(--accent-deep, #7d3e18);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .08em;
}

.nav-link.active .nav-link-badge {
    background: linear-gradient(135deg, #d56b2d 0%, #b84f1d 100%);
    color: #fff;
}

.nav-link-copy {
    min-width: 0;
}

.nav-foot {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed rgba(154, 65, 19, .14);
}

.nav-foot-tags {
    margin-top: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.nav-foot-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .74);
    border: 1px solid rgba(154, 65, 19, .1);
    color: var(--accent-deep, #7d3e18);
    font-size: 10px;
    font-weight: 800;
}

.nav-toggle,
.page-nav-backdrop,
.nav-fab {
    display: none !important;
}

@media (max-width: 1080px) {
    .page-shell {
        display: block;
        max-width: none;
        padding: 0;
    }

    .page-shell .page {
        padding-top: 0;
    }

    .side-nav {
        position: static;
        top: auto;
        margin-bottom: 12px;
        padding: 10px 12px;
    }

    .side-nav-head {
        margin-bottom: 10px;
    }

    .nav-brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 12px;
    }

    .nav-brand-copy span {
        display: none;
    }

    .nav-links {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }

    .nav-link {
        min-height: 50px;
        padding: 8px 9px;
    }

    .nav-link-copy small {
        display: none;
    }

    .nav-foot {
        margin-top: 10px;
        padding-top: 10px;
    }
}

@media (max-width: 560px) {
    .page-shell {
        padding: 0;
    }

    .side-nav {
        border-radius: 16px;
    }

    .nav-links {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .nav-link {
        gap: 8px;
        min-height: 48px;
    }

    .nav-link-badge {
        width: 32px;
        min-width: 32px;
        height: 32px;
        border-radius: 10px;
        font-size: 10px;
    }
}