/* Nagi Rhythm 1.7.3: menu hierarchy, compact themes and an editorial selection panel. */
.nagi-v170 .nagi-menu-dialog { box-sizing: border-box; width: min(900px, calc(100% - 48px)); max-width: 900px; max-height: calc(100dvh - 48px); padding: 0; border: 1px solid var(--border); border-radius: 12px; overflow-y: auto; overscroll-behavior: contain; scrollbar-gutter: stable; box-shadow: 0 24px 90px #0003; }
.nagi-v170 .nagi-menu-head { position: sticky; top: 0; z-index: 2; margin: 0; padding: 22px 28px 20px; border-bottom: 1px solid var(--border); background: var(--bg); gap: 20px; }
.nagi-v170 .nagi-menu-brand { margin: 0 0 5px; color: var(--sub-text); font: 500 12px/1.4 'Oswald', sans-serif; letter-spacing: .05em; }
.nagi-v170 .nagi-menu-brand span { color: var(--accent); }
.nagi-v170 .nagi-menu-head h2 { margin: 0; font-size: 24px; line-height: 1.4; font-weight: 500; }
.nagi-v170 .nagi-menu-head button { flex: 0 0 44px; display: grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 1px solid var(--border); border-radius: 50%; background: transparent; color: var(--text); }
.nagi-v170 .nagi-menu-head button svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; }
.nagi-v170 .nagi-menu-head button:hover { transform: none; border-color: var(--accent); color: var(--accent); }
.nagi-v170 .nagi-menu-body { padding: 24px 28px 26px; }
.nagi-v170 .nagi-menu-primary { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 28px; }
.nagi-v170 .nagi-menu-primary > .nagi-index-link:only-child { grid-column: 1 / -1; }
.nagi-v170 .nagi-menu-primary > a { min-height: 64px; width: 100%; margin: 0; padding: 16px 18px; box-sizing: border-box; border: 1px solid var(--border); border-radius: 7px; color: var(--text); background: var(--bg); font-size: 15px; line-height: 1.5; text-decoration: none; }
.nagi-v170 .nagi-menu-primary > .nagi-index-link { background: var(--text); color: var(--bg); border-color: var(--text); }
.nagi-v170 .nagi-menu-primary > .nagi-index-link:hover { opacity: .88; background: var(--text); color: var(--bg); }
.nagi-v170 .nagi-menu-primary .nagi-index-count { background: transparent; color: inherit; padding: 0; margin-left: auto; opacity: .8; font-size: 11px; }
.nagi-v170 .nagi-menu-primary .nagi-index-arrow { color: inherit; }
.nagi-v170 .nagi-menu-primary > .nagi-saved-link { justify-content: space-between; gap: 10px; }
.nagi-v170 .nagi-menu-primary > .nagi-saved-link:hover { border-color: var(--accent); background: var(--light-gray); }
.nagi-v170 .nagi-menu-primary [data-nagi-saved-count] { margin-left: auto; color: var(--sub-text); font-size: 12px; }
.nagi-v170 .nagi-menu-columns { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.nagi-v170 .nagi-menu-columns--single { grid-template-columns: minmax(0, 1fr); }
.nagi-v170 .nagi-menu-columns h3 { margin: 0 0 14px; color: var(--sub-text); font-size: 12px; line-height: 1.5; font-weight: 500; }
.nagi-v170 .nagi-menu-themes .nagi-topic-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 0; padding: 0; list-style: none; }
.nagi-v170 .nagi-menu-themes .nagi-topic-links a { display: grid; grid-template-columns: minmax(0, 1fr) 16px; column-gap: 10px; row-gap: 2px; min-height: 60px; padding: 10px 12px; border: 1px solid transparent; border-radius: 6px; background: var(--light-gray); color: var(--text); font-size: 14px; line-height: 1.5; text-decoration: none; box-sizing: border-box; }
.nagi-v170 .nagi-menu-themes .nagi-topic-label { grid-column: 1; min-width: 0; overflow-wrap: anywhere; }
.nagi-v170 .nagi-menu-themes .nagi-count { grid-column: 1; display: block; margin: 0; color: var(--sub-text); font-size: 11px; line-height: 1.4; font-variant-numeric: tabular-nums; }
.nagi-v170 .nagi-menu-themes .nagi-count .screen-reader-text { position: static; width: auto; height: auto; margin: 0; overflow: visible; clip-path: none; white-space: normal; }
.nagi-v170 .nagi-menu-themes .nagi-topic-arrow { grid-column: 2; grid-row: 1 / span 2; align-self: center; width: 16px; height: 16px; color: var(--accent); }
.nagi-v170 .nagi-menu-themes .nagi-topic-links a:is(:hover, :focus-visible) { border-color: var(--accent); color: var(--text); }
.nagi-v170 .nagi-menu-curated { padding: 18px 20px 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--light-gray); min-width: 0; }
.nagi-v170 .nagi-menu-curated h3 { margin-bottom: 4px; }
.nagi-v170 .nagi-menu-feature { display: grid; grid-template-columns: 56px minmax(0, 1fr) 16px; gap: 12px; align-items: center; min-height: 76px; padding: 14px 0; border-bottom: 1px solid var(--border); color: var(--text); text-decoration: none; }
.nagi-v170 .nagi-menu-feature--text { grid-template-columns: minmax(0, 1fr) 16px; }
.nagi-v170 .nagi-menu-feature:last-child { border-bottom: 0; }
.nagi-v170 .nagi-menu-feature-image { display: block; width: 56px; height: 56px; border-radius: 4px; background: var(--bg); overflow: hidden; }
.nagi-v170 .nagi-menu-feature-image img { display: block; width: 100%; height: 100%; object-fit: contain; }
.nagi-v170 .nagi-menu-feature-body { min-width: 0; }
.nagi-v170 .nagi-menu-feature-body strong { display: block; font-size: 14px; line-height: 1.6; font-weight: 500; overflow-wrap: anywhere; }
.nagi-v170 .nagi-menu-feature-body small { display: block; margin-top: 4px; color: var(--sub-text); font-size: 11px; line-height: 1.4; }
.nagi-v170 .nagi-menu-feature-arrow { color: var(--accent); transition: transform .18s ease; }
.nagi-v170 .nagi-menu-feature:is(:hover, :focus-visible) .nagi-menu-feature-arrow { transform: translateX(2px); }
.nagi-v170 .nagi-menu-feature:is(:hover, :focus-visible) strong { text-decoration: underline; text-underline-offset: 4px; }
.nagi-v170 .nagi-menu-foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 20px; margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--border); }
.nagi-v170 .nagi-menu-other { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 0; padding: 0; list-style: none; }
.nagi-v170 .nagi-menu-other a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 6px 0; color: var(--text); font-size: 12px; line-height: 1.6; text-decoration: underline; text-underline-offset: 4px; }
.nagi-v170 .nagi-menu-foot .nagi-theme-toggle { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 8px 0; border: 0; border-radius: 0; color: var(--sub-text); background: transparent; font: 400 12px/1.5 var(--nagi-font); cursor: pointer; }
.nagi-v170 .nagi-menu-foot .nagi-theme-toggle > svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.nagi-v170 .nagi-theme-switch { position: relative; display: inline-block; flex: 0 0 30px; width: 30px; height: 18px; margin-left: 2px; border-radius: 10px; background: var(--border); }
.nagi-v170 .nagi-theme-switch::after { content: ''; position: absolute; top: 3px; left: 3px; width: 12px; height: 12px; border-radius: 50%; background: var(--bg); transition: transform .18s ease; }
.nagi-v170 .nagi-theme-toggle[aria-pressed="true"] .nagi-theme-switch { background: var(--accent); }
.nagi-v170 .nagi-theme-toggle[aria-pressed="true"] .nagi-theme-switch::after { transform: translateX(12px); }
.nagi-v170 .nagi-menu-dialog a:focus-visible, .nagi-v170 .nagi-menu-dialog button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
@media (max-width: 820px) {
    .nagi-v170 .nagi-menu-columns { grid-template-columns: minmax(0, 1fr); gap: 24px; }
}
@media (max-width: 600px) {
    .nagi-v170 .nagi-menu-dialog { width: calc(100% - 24px); max-height: calc(100dvh - 24px); border-radius: 10px; }
    .nagi-v170 .nagi-menu-head { padding: 18px 20px 16px; }
    .nagi-v170 .nagi-menu-head h2 { font-size: 22px; }
    .nagi-v170 .nagi-menu-body { padding: 20px; }
    .nagi-v170 .nagi-menu-primary { grid-template-columns: minmax(0, 1fr); gap: 8px; margin-bottom: 24px; }
    .nagi-v170 .nagi-menu-primary > a { min-height: 54px; padding: 12px 14px; font-size: 14px; }
    .nagi-v170 .nagi-menu-themes .nagi-topic-links { gap: 8px; }
    .nagi-v170 .nagi-menu-themes .nagi-topic-links a { min-height: 60px; padding: 10px; font-size: 14px; }
    .nagi-v170 .nagi-menu-curated { padding: 16px 18px 8px; }
    .nagi-v170 .nagi-menu-feature { min-height: 68px; }
    .nagi-v170 .nagi-menu-foot { align-items: flex-start; margin-top: 24px; padding-top: 14px; }
    .nagi-v170 .nagi-menu-other { display: grid; gap: 0; }
}
@media (prefers-reduced-motion: reduce) {
    .nagi-v170 .nagi-menu-feature-arrow { transition: none; transform: none !important; }
}