:root {
    --portal-bg: oklch(15% 0.018 255);
    --portal-surface: oklch(20% 0.022 255);
    --portal-surface-raised: oklch(24% 0.024 255);
    --portal-border: oklch(43% 0.025 255 / .42);
    --portal-text: oklch(95% 0.012 255);
    --portal-muted: oklch(76% 0.035 255);
    --portal-primary: oklch(48% 0.125 160);
    --portal-primary-hover: oklch(42% 0.115 160);
    --portal-sandbox: oklch(48% 0.135 255);
    --portal-danger: oklch(52% 0.17 25);
    --portal-focus: oklch(82% 0.15 95);
    --portal-radius: 14px;
    --portal-ease: cubic-bezier(.16, 1, .3, 1);
}

.skip-link {
    position: fixed;
    inset-block-start: 8px;
    inset-inline-start: 8px;
    z-index: 2000;
    transform: translateY(-160%);
    padding: 10px 14px;
    border-radius: 10px;
    background: var(--portal-text);
    color: var(--portal-bg);
    font-weight: 800;
    transition: transform 160ms var(--portal-ease);
}

.skip-link:focus { transform: translateY(0); }

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
    outline: 3px solid var(--portal-focus) !important;
    outline-offset: 3px !important;
    box-shadow: none !important;
}

:where(button, .btn, .copy-btn, .nav-link) {
    min-height: 44px;
}

.btn-primary,
.btn-emerald,
.btn-login,
.btn-buy,
.nav-link.active {
    background: var(--portal-primary) !important;
    color: var(--portal-text) !important;
    border-color: transparent !important;
    box-shadow: none !important;
}

@media (hover: hover) {
    .btn-primary:hover,
    .btn-emerald:hover,
    .btn-login:hover,
    .btn-buy:hover,
    .nav-link.active:hover {
        background: var(--portal-primary-hover) !important;
        transform: none !important;
    }
}

.sandbox-action {
    background: var(--portal-sandbox) !important;
    color: var(--portal-text) !important;
}

.portal-sr-status {
    position: fixed;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

.secret-value {
    direction: ltr;
    unicode-bidi: isolate;
    font-variant-ligatures: none;
    overflow-wrap: anywhere;
}

.secret-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.mode-banner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding: 16px;
    border: 1px solid var(--portal-border);
    border-radius: var(--portal-radius);
    background: var(--portal-surface);
}

.mode-banner strong { display: block; margin-bottom: 4px; }
.mode-banner p { margin: 0; color: var(--portal-muted); }

[aria-busy="true"] {
    cursor: progress !important;
    opacity: .72;
}

.mobile-more-toggle { display: none; }

@media (max-width: 992px) {
    .mobile-more-toggle { display: block; }

    .nav-menu > .mobile-secondary {
        display: none !important;
    }

    .sidebar.mobile-more-open .nav-menu {
        overflow: visible !important;
    }

    .sidebar.mobile-more-open .nav-menu > .mobile-secondary {
        display: block !important;
        position: fixed;
        inset-inline: 12px;
        bottom: calc(82px + env(safe-area-inset-bottom));
        z-index: 1150;
        padding: 0 !important;
    }

    .sidebar.mobile-more-open .nav-menu > .mobile-secondary:nth-last-child(4) { transform: translateY(-156px); }
    .sidebar.mobile-more-open .nav-menu > .mobile-secondary:nth-last-child(3) { transform: translateY(-104px); }
    .sidebar.mobile-more-open .nav-menu > .mobile-secondary:nth-last-child(2) { transform: translateY(-52px); }

    .sidebar.mobile-more-open .nav-menu > .mobile-secondary .nav-link {
        width: 100%;
        min-height: 48px;
        flex-direction: row;
        justify-content: flex-start;
        background: var(--portal-surface-raised) !important;
        border: 1px solid var(--portal-border);
        box-shadow: 0 12px 28px oklch(8% 0.02 255 / .55);
    }

    .sidebar.mobile-more-open .nav-menu > .mobile-secondary .nav-link span {
        max-width: none;
    }

    .nav-menu {
        display: grid !important;
        grid-template-columns: repeat(5, minmax(0, 1fr));
        overflow: visible !important;
    }

    .nav-link {
        min-width: 0 !important;
    }

    .mode-banner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}

@media print {
    .skip-link,
    .portal-sr-status,
    .mobile-more-toggle { display: none !important; }
}