/* v4.3: existing layout and navigation retained. */
.room-status{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;width:100%}.room-link .state43{font-size:16px;line-height:1.5;font-weight:700;padding:5px 9px;border-radius:5px;letter-spacing:0}.room-link .is-set{background:#e0eee4;color:#18492c;border:1px solid #99bba3}.room-link .is-empty{background:#f1f1ed;color:#4b5350;border:1px solid #bdc4bf}.room-link .recommend43{font-size:15px;font-weight:600;color:#2946a1;padding:4px 6px;border-bottom:2px solid #6c7fb5}.world-selection43{padding:18px;background:#eef1e9;border:1px solid #c5d0bf;border-radius:10px;margin:20px 0}.world-selection43 h2{font-size:20px;margin-bottom:14px}.world-picked43{display:flex;gap:16px;flex-wrap:wrap}.mini-world43{display:flex;gap:12px;align-items:center;flex:1 1 270px;min-width:0}.mini-world43 img{width:90px;height:90px;object-fit:contain;border-radius:5px}.mini-world43 strong{display:block;font-size:17px;margin-bottom:8px;overflow-wrap:anywhere}.group-jumps43{display:flex;gap:8px;overflow-x:auto;padding:8px 0 16px}.group-jumps43 button{flex:0 0 auto;font-size:16px;min-height:44px}.world-group43{margin:24px 0 42px;scroll-margin-top:170px}.world-group43>h2{font-size:24px;margin:0 0 16px}.world-group43 small,.scene43 small{font-size:16px;font-weight:400;color:#4f5a55}.world-group43 .world-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.world-wrap43{border:2px solid transparent;border-radius:8px;background:#fff;overflow:hidden;min-width:0;box-shadow:0 0 0 1px #d6dad5}.world-wrap43.selected{border-color:#234ac0;box-shadow:0 0 0 2px #234ac0}.world-wrap43 .world-card{border:0;border-radius:0;width:100%;height:auto;display:block;box-shadow:none}.world-image{aspect-ratio:1;height:auto!important;overflow:hidden;background:#e9e9e1}.world-image img{width:100%;height:100%;object-fit:contain;display:block}.world-wrap43 h3{font-size:20px;margin:0 0 8px;line-height:1.5}.world-wrap43 p{font-size:16px;line-height:1.6}.world-wrap43 b{font-size:16px;display:block;margin-top:10px}.world-card-actions43{display:flex;flex-wrap:wrap;gap:6px;padding:0 12px 12px}.world-card-actions43 button{font-size:16px;min-height:44px;padding:8px 10px}.world-group43>.full{margin-top:14px}.scene43,.punk-detail43{border-top:1px solid #bec8be;margin-top:30px;padding-top:24px;scroll-margin-top:170px}.scene43 fieldset{border:0;padding:0;margin:20px 0}.scene43 legend{font-size:19px;font-weight:700;margin-bottom:10px}.scene-chips43{display:flex;gap:9px;flex-wrap:wrap}.scene-chips43 button{font-size:17px;min-height:46px;padding:9px 15px}.scene43 textarea{font-size:17px;line-height:1.7}.world-card:focus-visible,.world-card-actions43 button:focus-visible{outline:3px solid #195ac4;outline-offset:-3px}.world-empty{font-size:16px;padding:20px;background:#eef0e9}.image-fallback{min-height:80px;padding:18px;font-size:16px}#zoom-art img{max-width:100%;max-height:65vh;object-fit:contain}#zoom{max-width:min(90vw,900px)}
@media(max-width:700px){.world-group43 .world-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.world-wrap43 .card-copy{padding:12px 10px}.world-wrap43 h3{font-size:18px}.world-wrap43 p{font-size:16px}.world-card-actions43{padding:0 8px 10px;gap:6px}.world-card-actions43 button{width:100%;font-size:16px}.world-group43>h2{font-size:22px}.world-selection43{padding:14px}.mini-world43{flex-basis:100%}.scene-chips43{gap:8px}.room-link .state43{font-size:16px}.room-link .recommend43{font-size:15px}.punk-detail43 .world-grid{grid-template-columns:1fr 1fr}.punk-detail43 .card-copy{padding:10px}.punk-detail43 h3{font-size:18px}}
.world-current43{display:block;font-size:16px;color:#214294;margin-top:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-height:32px;padding:4px 0}#picked-world43{scroll-margin-top:190px}.world-group43,.scene43,.punk-detail43{scroll-margin-top:195px}
.world-picked-heading43{display:flex;gap:12px;justify-content:space-between;align-items:center;margin-bottom:10px}.world-picked-heading43 h2{margin:0}.world-picked-heading43 button{font-size:16px;min-height:44px;padding:8px 12px}.world-selection43>p.fine{margin:10px 0 0}.mini-world43 img{width:64px;height:64px}.mini-world43 strong{font-size:16px}.mini-world43 .secondary{min-height:44px;padding:8px 12px;font-size:16px}.world-mode43 .lead{margin-bottom:16px}.world-mode43 .world-selection43{margin:14px 0;padding:14px}.world-mode43 .group-jumps43{padding:4px 0 12px}.world-mode43 .world-group43{margin-top:14px}.world-mode43 .world-group43>h2{margin-bottom:12px}@media(max-width:700px){.world-mode43 h1{font-size:29px;margin-bottom:12px}.world-mode43 .lead{font-size:16px;line-height:1.6}.world-picked-heading43 h2{font-size:18px}.world-mode43 .world-selection43{padding:12px}.world-picked43 p{margin:4px 0}.mini-world43 strong{font-size:16px;margin-bottom:4px}.world-mode43 .v42nav{margin-bottom:12px}}
.world-selection43>summary{font-size:17px;font-weight:700;min-height:40px;cursor:pointer;line-height:1.6;overflow-wrap:anywhere}.world-selection43[open] .world-picked-heading43{margin-top:14px}.world-mode43 .kicker{display:none}@media(max-width:700px){.world-mode43 .world-selection43{margin:10px 0;padding:10px 12px}.world-mode43 h1{margin-top:12px}.world-mode43 .v42nav{margin-bottom:8px}}
.world-mode43 .v42nav{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px}.world-mode43 .v42nav .nav-row{grid-column:1/-1}.world-mode43 .v42nav .history-menu{margin:0}.world-mode43 .v42nav .world-current43{margin:0;align-self:center;min-height:32px}.world-mode43 .v42nav .history-menu[open]{grid-column:1/-1}.world-mode43 .v42nav:has(.history-menu[open]) .world-current43{grid-column:1/-1}

/* v4.3.1: secondary actions are visually quieter, while taps remain >=44px. */
.world-card-actions43{display:grid;grid-template-columns:44px minmax(0,1fr);gap:6px;padding:0 8px 10px}.world-card-actions43 .secondary{width:auto;min-width:0;min-height:44px;padding:6px 4px;font-size:15px;line-height:1.35;white-space:nowrap;font-weight:600;background:#f6f7f3;color:#34483e;border-color:#ccd5ca}.world-group43>[data-world-expand]{width:auto;max-width:100%;min-height:44px;font-size:16px;padding:8px 14px;margin-top:12px;background:#eef1e9;color:#314638}.history-buttons{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px!important}.history-buttons .secondary{display:flex;align-items:flex-start;gap:7px;min-width:0;min-height:68px;padding:9px 10px;font-size:17px;text-align:left;line-height:1.4}.history-buttons small{display:block;font-size:15px;line-height:1.5;font-weight:400;margin-top:3px}.history-icon431{width:22px;height:22px;flex:0 0 22px;margin-top:1px}.history-buttons .secondary:disabled{color:#67736b;background:#e9ece6;opacity:1;border-style:dashed}.undo-target{display:block;font-size:15px;line-height:1.6;margin-top:8px}.history-menu{width:100%!important}.history-menu summary{font-size:15px;line-height:1.5}.detour-guide431{font-size:16px;line-height:1.75;margin:14px 0 20px;padding:14px;background:#eef2e8;border-left:3px solid #71855b}.detour-guide431 p{margin:0 0 10px}.detour-guide431 p:last-child{margin-bottom:0}.detour-change431{font-weight:600}.portal-icon431{background:#eef0e8}.portal-icon431 svg{width:100%;height:100%;display:block;object-fit:contain}.portal-art.portal-icon431{height:190px}.world-mode43 .v42nav .history-menu{grid-column:1/-1}.world-mode43 .v42nav .world-current43{grid-column:1/-1}.world-mode43 .history-menu:not([open]){width:auto!important}.world-mode43 .v42nav .history-menu:not([open]){grid-column:1}.world-mode43 .v42nav:has(.history-menu:not([open])) .world-current43{grid-column:2}
@media(max-width:360px){.world-card-actions43{grid-template-columns:1fr}.history-buttons .secondary{font-size:16px;padding:8px}.history-buttons small{font-size:15px}.history-icon431{width:19px;flex-basis:19px}}
.history-buttons .secondary{justify-content:flex-start!important}.history-buttons .secondary>span{margin:0;flex:0 1 auto;text-align:left}

/* v4.3.2: only screen navigation stays fixed; edit history scrolls normally. */
.v42nav,.world-mode43 .v42nav{display:block;padding:8px 0;margin-bottom:6px}.history-menu{position:static;margin:0 0 16px;padding:0 0 4px;border-bottom:1px solid #d9ded9}.history-menu summary{font-size:16px;min-height:44px;padding:9px 0}.world-mode43 .history-menu:not([open]){width:100%!important}.start-guide432{font-size:16px;line-height:1.8;margin:18px 0 26px;max-width:800px;color:#4d5c55}.copy-guide432,.subject-note432{margin:20px 0;padding:16px 18px;border:1px solid #bbc9b6;border-radius:8px;background:#edf2e8}.subject-note432{background:#fff7e7;border-color:#c7b78d}.copy-guide432 h2,.subject-note432 h2{font-size:19px;margin-bottom:8px}.copy-guide432 p,.subject-note432 p{font-size:16px;line-height:1.75}.subject-note432 button{margin-top:12px;font-size:16px;min-height:44px}.gallery-index432{margin:12px 0 20px;border-top:1px solid #d0d8ce;border-bottom:1px solid #d0d8ce}.gallery-index432 summary{font-size:16px;min-height:44px}.gallery-index432 .group-jumps43{flex-wrap:wrap;overflow:visible}.gallery-index432 .group-jumps43 button{font-size:15px;padding:8px 10px;white-space:normal}.world-group43,.scene43,.punk-detail43,#picked-world43{scroll-margin-top:85px}html{scroll-padding-top:85px}.portal-copy p{font-size:16px}.header .edition{font-size:13px}.kicker{font-size:13px}