/* Header metrics stay in main/ui CSS. Only submenu disclosures and panels live here. */
body.fz-theme .fz-submenu-toggle { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; min-width: 30px; padding: 0; margin: 0 0 0 4px; border: 0; border-radius: 6px; color: var(--fz-primary); background: transparent; box-shadow: none; vertical-align: middle; cursor: pointer; }
body.fz-theme .fz-bottom .menu > li > .fz-submenu-toggle { position: absolute; top: 50%; right: 3px; transform: translateY(-50%); width: 24px; min-width: 24px; height: 24px; min-height: 24px; margin: 0; color: var(--fz-on-primary); background: transparent; border: 0; }
body.fz-theme .fz-submenu-toggle:focus-visible { outline: 2px solid var(--fz-primary); outline-offset: 2px; }
body.fz-theme .fz-bottom .menu > li.menu-item-has-children > a { padding-inline-end: 24px; }
body.fz-theme .fz-submenu-toggle[aria-expanded="true"] { background: transparent; box-shadow: none; }
body.fz-theme .fz-bottom .menu > li > .fz-submenu-toggle[aria-expanded="true"] { color: var(--fz-on-primary); background: transparent; border: 0; box-shadow: none; }
body.fz-theme .fz-submenu-toggle svg { display: block; width: 16px; height: 16px; flex-shrink: 0; stroke: currentColor; transition: transform 180ms; pointer-events: none; }
body.fz-theme .fz-submenu-toggle[aria-expanded="true"] > svg { transform: rotate(180deg); }
body.fz-theme .fz-bottom .menu .sub-menu { display: none; position: static; box-sizing: border-box; grid-template-columns: 1fr; padding: 8px; margin: 0; border: 1px solid var(--fz-border); border-radius: 10px; background: var(--fz-surface); color: var(--fz-text); }
body.fz-theme .fz-bottom .menu li.fz-submenu-open > .sub-menu { display: grid; }
body.fz-theme .fz-bottom .menu .sub-menu li { display: block; position: relative; padding: 0; margin: 0; border-radius: 8px; background: transparent; }
body.fz-theme .fz-bottom .menu .sub-menu a { display: block; position: relative; padding: 14px 38px 14px 64px; min-height: 66px; box-sizing: border-box; color: var(--fz-text); font-weight: 600; font-size: 14px; line-height: 1.5; border-radius: 8px; white-space: normal; }
body.fz-theme .fz-bottom .menu .sub-menu a::before { content: none; }
body.fz-theme .fz-bottom .menu .sub-menu a:hover { background: var(--fz-soft); color: var(--fz-primary); }
body.fz-theme .fz-bottom .menu .sub-menu a:focus-visible { outline: 2px solid var(--fz-primary); outline-offset: -2px; }
body.fz-theme .fz-menu-description { display: block; margin-top: 4px; font-size: 12px; font-weight: 400; line-height: 1.65; color: var(--fz-muted); }
body.fz-theme .fz-menu-symbol { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; flex-shrink: 0; border: 1px solid var(--fz-border); border-radius: 9px; font-size: 17px; font-weight: 600; line-height: 1; color: var(--fz-primary); background: var(--fz-surface); }
body.fz-theme .fz-bottom .sub-menu a > .fz-menu-symbol { position: absolute; left: 12px; top: 13px; }
body.fz-theme .fz-bottom .sub-menu .fz-submenu-toggle { position: absolute; right: 4px; top: 12px; color: var(--fz-text); }
body.fz-theme .fz-bottom .menu .sub-menu .sub-menu { margin: 0 8px 8px; padding: 6px; }
/* Geometry is measured at open time against the actual navigation frame. */
body.fz-theme .fz-bottom .menu .fz-mega-panel { position: fixed; inset: var(--fz-mega-top, 0px) auto auto var(--fz-mega-left, 12px); width: var(--fz-mega-width, min(600px, calc(100vw - 24px))); max-width: 600px; max-height: var(--fz-mega-room, 70vh); min-height: 184px; overflow-y: auto; margin: 0; padding: 18px; grid-template-columns: 160px repeat(var(--fz-mega-columns, 2), minmax(0, 1fr)); align-content: start; gap: 6px 12px; border-radius: 0 0 14px 14px; border-top: 2px solid var(--fz-primary); box-shadow: 0 12px 28px color-mix(in srgb, var(--fz-shadow-color) 14%, transparent); z-index: 100; }
body.fz-theme .fz-bottom .menu .fz-mega-panel > .fz-mega-intro { position: relative; grid-column: 1; grid-row: 1 / span var(--fz-mega-rows, 1); align-self: stretch; box-sizing: border-box; padding: 16px 20px; border-radius: 0; border-right: 1px solid var(--fz-border); background: var(--fz-bg); }
body.fz-theme .fz-mega-intro > strong { display: block; font-size: 20px; line-height: 1.4; font-weight: 700; color: var(--fz-text); }
body.fz-theme .fz-mega-intro > p { margin: 12px 0; color: var(--fz-muted); font-size: 13px; line-height: 1.7; }
body.fz-theme .fz-bottom .menu .fz-mega-intro > a { min-height: 0; padding: 14px 0 0; color: var(--fz-primary); font-size: 13px; }
body.fz-theme .fz-bottom .menu .fz-mega-intro > a:hover { background: transparent; text-decoration: underline; }
body.fz-theme .fz-side-menu .menu .sub-menu { display: none; padding: 8px; margin: 8px 0; border: 1px solid var(--fz-border); border-radius: 12px; background: var(--fz-surface); }
body.fz-theme .fz-side-menu .menu li.fz-submenu-open > .sub-menu { display: block; }
body.fz-theme .fz-side-menu .menu li { position: relative; }
body.fz-theme .fz-side-menu .menu .menu-item-has-children > a { padding-right: 44px; }
body.fz-theme .fz-side-menu .fz-submenu-toggle { position: absolute; right: 4px; top: 4px; color: var(--fz-text); }
body.fz-theme .fz-side-menu .sub-menu a { display: grid; grid-template-columns: 36px minmax(0, 1fr); column-gap: 12px; align-items: center; color: var(--fz-text); padding: 10px; line-height: 1.5; }
body.fz-theme .fz-side-menu .sub-menu .fz-menu-symbol { grid-column: 1; grid-row: 1 / span 2; }
body.fz-theme .fz-side-menu .sub-menu .fz-menu-description { grid-column: 2; }
@media (max-width: 1000px) { body.fz-theme .fz-bottom .menu .fz-mega-panel { grid-template-columns: 190px minmax(0, 1fr); } body.fz-theme .fz-bottom .menu .fz-mega-panel > .fz-mega-intro { grid-row: 1 / span var(--fz-mega-rows-stacked, 1); padding: 16px; } }
@media (max-width: 600px) { body.fz-theme .fz-bottom .menu .fz-mega-panel { padding: 12px; min-height: 0; grid-template-columns: 1fr; } body.fz-theme .fz-bottom .menu .fz-mega-panel > .fz-mega-intro { display: none; } }
@media (prefers-reduced-motion: reduce) { body.fz-theme .fz-bottom .menu > li.menu-item-has-children > a { padding-inline-end: 24px; }
body.fz-theme .fz-submenu-toggle[aria-expanded="true"], body.fz-theme .fz-bottom .menu > li > .fz-submenu-toggle[aria-expanded="true"] { color: var(--fz-primary); background: var(--fz-on-primary); border-color: var(--fz-primary); box-shadow: 0 0 0 1px var(--fz-on-primary); }
body.fz-theme .fz-submenu-toggle svg { display: block; width: 16px; height: 16px; flex-shrink: 0; stroke: currentColor; transition: none; } }