.app-shell{flex-direction:column;min-height:100dvh;display:flex}.app-header{z-index:20;height:var(--header-h);padding:0 var(--page-gutter);background:var(--navy);color:#fffaf0;border-bottom:3px solid var(--gold);justify-content:space-between;align-items:center;gap:1rem;display:flex;position:sticky;top:0}.brand{color:inherit;align-items:center;gap:.6rem;min-width:0;text-decoration:none;display:flex}.brand:hover{color:inherit}.brand__mark{box-shadow:0 0 0 2px var(--gold);border-radius:50%;flex:none;display:grid}.brand__text{min-width:0;line-height:1.2;display:grid}.brand__ja{font-family:var(--font-heading);white-space:nowrap;text-overflow:ellipsis;font-size:1rem;font-weight:700;overflow:hidden}.brand__en{letter-spacing:.14em;color:var(--gold-soft);white-space:nowrap;text-overflow:ellipsis;font-size:.62rem;overflow:hidden}.header-home{color:#fffaf0;white-space:nowrap;border:1px solid #f1e2ae99;border-radius:999px;flex:none;align-items:center;gap:.3rem;min-height:40px;padding:.35rem .8rem;font-size:.85rem;font-weight:700;text-decoration:none;display:inline-flex}.header-home:hover{color:var(--navy);background:var(--gold-soft)}@media (width<=440px){.app-header{gap:.6rem}.brand{gap:.45rem}.brand__ja{font-size:.88rem}.header-home{padding:.35rem .65rem;font-size:.8rem}}.top-nav{gap:.25rem;display:none}.top-nav__link{color:#fffaf0;border-radius:999px;align-items:center;min-height:40px;padding:.45rem .85rem;font-weight:700;text-decoration:none;display:inline-flex}.top-nav__link:hover{color:var(--navy);background:var(--gold-soft)}.top-nav__link.active{background:var(--gold);color:var(--navy)}.app-main{flex:1;width:100%}.app-footer{padding:1.25rem var(--page-gutter) calc(var(--tabbar-h) + 1.25rem + env(safe-area-inset-bottom));color:var(--ink-soft);border-top:1px solid var(--line);background:var(--paper);text-align:center;font-size:.82rem}.app-footer p{margin:.25rem 0}.app-footer .app-footer__org{border-top:1px dashed var(--line);letter-spacing:.08em;margin-top:.6rem;padding-top:.6rem;font-size:.78rem}.app-footer__org a{color:var(--ink-soft);align-items:center;gap:.25rem;min-height:32px;display:inline-flex}.app-footer__ext{font-size:.85em}.tab-bar{z-index:30;height:calc(var(--tabbar-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--paper);border-top:1px solid var(--line);grid-template-columns:repeat(6,1fr);display:grid;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -4px 16px #14213d14}.tab-bar__link{color:var(--ink-soft);white-space:nowrap;align-content:center;place-items:center;gap:2px;font-size:.66rem;font-weight:700;text-decoration:none;display:grid}.tab-bar__link.active{color:var(--navy)}.tab-bar__link.active svg{color:var(--amber-dark)}@media (width>=900px){.top-nav{display:flex}.tab-bar,.header-home{display:none}.app-footer{padding-bottom:1.25rem}.brand__ja{font-size:1.1rem}}.about{max-width:860px}.about__section{margin-top:2rem}.about__section ul{padding-left:1.3rem}.about__section li{margin-bottom:.35rem}.about__dl{gap:.6rem;margin:0 0 1rem;display:grid}.about__dl div{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-sm);padding:.6rem .85rem}.about__dl dt{color:var(--navy);font-weight:700}.about__dl dd{margin:0}.about__small{color:var(--ink-soft);font-size:.88rem}.about__table{border-collapse:collapse;background:var(--paper);width:100%;font-size:.92rem}.about__table th,.about__table td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:.5rem .6rem}.about__table thead th{background:var(--navy);color:#fffaf0}.about__table td:nth-child(2){white-space:nowrap}.about__stats{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.6rem;margin:0 0 .8rem;list-style:none;display:grid;padding:0!important}.about__stats li{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-sm);margin:0;padding:.6rem .85rem}.about__stats strong{color:var(--navy);margin-right:.15rem;font-size:1.6rem}.about__stats span{color:var(--ink-soft);font-size:.88rem;display:block}.entity-image{background:#efe6d2;margin:0;position:relative;overflow:hidden}.entity-image img{object-fit:cover;width:100%;height:100%}.entity-image--card{aspect-ratio:16/10}.entity-image--hero{border-radius:var(--radius-lg)}.entity-image--hero img{object-fit:cover;max-height:min(420px,48vh)}.entity-image figcaption{color:var(--ink-soft);background:var(--ivory);padding:.6rem .2rem 0;font-size:.82rem;line-height:1.6}.entity-image__credit{color:var(--ink-soft)}.entity-image--placeholder{--region-color:var(--turquoise);color:color-mix(in srgb, var(--region-color) 80%, #000);background:radial-gradient(circle at 20% 20%, color-mix(in srgb, var(--region-color) 18%, transparent) 0 30%, transparent 31%), repeating-linear-gradient(45deg, color-mix(in srgb, var(--region-color) 7%, #f7f0df) 0 10px, #f7f0df 10px 20px);align-content:center;place-items:center;display:grid}.entity-image--placeholder svg{width:min(60%,200px);height:auto}.entity-image--hero.entity-image--placeholder{aspect-ratio:16/8}.entity-image__placeholder-label{color:var(--ink-soft);font-size:.75rem;font-weight:700}.entity-image--thumb{aspect-ratio:1}.entity-image--thumb.entity-image--placeholder svg{width:80%}.entity-image--contain{background:radial-gradient(circle at 50% 45%,#fffaf0 0,#efe4cc 70%)}.entity-image--contain img{padding:6px}.entity-image--hero.entity-image--contain img{max-height:min(460px,55vh);margin:0 auto}.entity-image__label{color:#fffaf0;white-space:nowrap;text-overflow:ellipsis;background:#14213dc7;border-radius:999px;max-width:calc(100% - 16px);padding:1px 8px;font-size:.72rem;font-weight:700;line-height:1.6;position:absolute;bottom:8px;left:8px;overflow:hidden}.map-legend{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:.75rem .9rem;font-size:.85rem}.map-legend__title{color:var(--navy);margin:0 0 .35rem;font-weight:700}.map-legend ul{gap:.35rem;margin:0;padding:0;list-style:none;display:grid}.map-legend li{align-items:center;gap:.6rem;line-height:1.4;display:flex}.map-legend--compact ul{grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr))}.map-legend__note{color:var(--ink-soft);margin:.5rem 0 0;font-size:.8rem;line-height:1.6}.legend-symbol{flex:none;place-items:center;width:26px;height:26px;display:grid;position:relative}.legend-symbol:after{content:"";background:var(--navy-soft);border:2px solid #fffaf0;border-radius:50%;width:14px;height:14px;box-shadow:0 1px 3px #14213d66}.legend-symbol--site:after{border-radius:3px;transform:rotate(45deg)}.legend-symbol--approximate:after{box-shadow:0 0 0 4px #263a6340}.legend-symbol--broad:before{content:"";border:2px dashed var(--navy-soft);background:#263a631a;border-radius:50%;position:absolute;inset:0}.legend-symbol--broad:after{width:9px;height:9px}.legend-symbol--cluster{background:var(--navy);color:#fffaf0;border-radius:50%;font-size:.75rem;font-weight:800}.legend-symbol--cluster:after{display:none}.entity-preview{--region-color:var(--turquoise);background:var(--paper);border-radius:var(--radius-md);border-top:4px solid var(--region-color);padding:.6rem .7rem .65rem;position:relative;box-shadow:0 10px 28px #14213d47}.entity-preview__top{grid-template-columns:72px 1fr;align-items:start;gap:.6rem;padding-right:2.4rem;display:grid}.entity-preview__media{border-radius:10px;overflow:hidden}.entity-preview__heading{min-width:0}.entity-preview__title{margin:0 0 .15rem;font-size:1.3rem;line-height:1.25}.entity-preview__period{color:#7a4d10;margin:0;font-size:.8rem;font-weight:700;line-height:1.45}.entity-preview__relation{margin:.25rem 0 0;font-size:.72rem}.entity-preview__time{font-weight:700}.entity-preview__summary{color:var(--navy);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:.45rem 0;font-size:.9rem;font-weight:700;line-height:1.55;display:-webkit-box;overflow:hidden}.entity-preview__actions{flex-wrap:wrap;align-items:center;gap:.4rem;display:flex}.entity-preview__actions .button{min-height:42px;padding:.3rem .9rem;font-size:.9rem}.entity-preview__more-toggle{min-height:42px;color:var(--turquoise-dark);font:inherit;cursor:pointer;background:0 0;border:0;padding:0 .4rem;font-size:.85rem;font-weight:700;text-decoration:underline}.entity-preview__more{border-top:1px dashed var(--line);margin-top:.5rem;padding-top:.5rem;display:none}.entity-preview__more.is-open{gap:.45rem;display:grid}.entity-preview__relation-detail{color:var(--ink-soft);margin:0;font-size:.78rem}.entity-preview__highlight{border-left:4px solid var(--turquoise);background:#f0f7f5;border-radius:6px;margin:0;padding:.3rem .55rem;font-size:.85rem;line-height:1.6}.entity-preview__highlight-label{color:var(--turquoise-dark);font-size:.7rem;font-weight:800;display:block}.entity-preview__meta{flex-wrap:wrap;align-items:center;gap:.35rem;font-size:.78rem;display:flex}.entity-preview__region{color:color-mix(in srgb, var(--region-color) 75%, #000);align-items:center;gap:.3rem;font-weight:700;display:inline-flex}.entity-preview__region-dot{background:var(--region-color);border-radius:50%;width:10px;height:10px}.entity-preview__links{flex-wrap:wrap;gap:.3rem .9rem;font-size:.8rem;display:flex}.entity-preview__compare{font-weight:700}.entity-preview__credit{color:var(--ink-soft);overflow-wrap:anywhere}.entity-preview__close{z-index:2;background:var(--ivory);width:40px;height:40px;color:var(--navy);cursor:pointer;border:0;border-radius:50%;font-size:1.4rem;line-height:1;position:absolute;top:6px;right:6px;box-shadow:0 1px 4px #14213d33}.entity-preview__close:hover{background:var(--gold-soft)}@media (width<=640px){.entity-preview{padding:.5rem .6rem .55rem}.entity-preview__top{grid-template-columns:56px 1fr;gap:.5rem}.entity-preview__title{font-size:1.12rem}.entity-preview__summary{-webkit-line-clamp:1;margin:.35rem 0;font-size:.85rem}.entity-preview__actions{flex-wrap:nowrap;gap:.3rem}.entity-preview__actions .button{white-space:nowrap;min-height:40px;padding:.25rem .7rem;font-size:.82rem}.entity-preview__more-toggle{white-space:nowrap;font-size:.8rem}.entity-preview__more.is-open{max-height:40vh;overflow-y:auto}}.cluster-picker{background:var(--paper);border-radius:var(--radius-md);border-top:5px solid var(--navy);max-height:min(60vh,360px);padding:.6rem .75rem .75rem;overflow-y:auto;box-shadow:0 12px 32px #14213d47}.cluster-picker__head{align-items:center;min-height:40px;display:flex;position:relative}.cluster-picker__title{color:var(--navy);margin:0;padding-right:2.5rem;font-weight:800}.cluster-picker__close{top:0;right:0}.cluster-picker__list{grid-template-columns:repeat(auto-fill,minmax(min(100%,210px),1fr));gap:.4rem;margin:.4rem 0 0;padding:0;list-style:none;display:grid}.cluster-picker__item{border:1px solid var(--line);width:100%;min-height:56px;font:inherit;text-align:left;cursor:pointer;background:#fff;border-radius:10px;align-items:center;gap:.6rem;padding:.35rem;display:flex}.cluster-picker__item:hover{border-color:var(--gold);background:#fffaf0}.cluster-picker__thumb{border-radius:8px;flex:none;width:46px;overflow:hidden}.cluster-picker__text{min-width:0;line-height:1.35;display:grid}.cluster-picker__name{color:var(--navy);font-weight:800}.cluster-picker__period{color:var(--ink-soft);text-overflow:ellipsis;white-space:nowrap;font-size:.75rem;overflow:hidden}.pick-list ul{gap:.35rem;margin:0;padding:0;list-style:none;display:grid}.pick-list__item{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--paper);width:100%;min-height:44px;color:var(--ink);font:inherit;text-align:left;cursor:pointer;align-items:center;gap:.6rem;padding:.4rem .75rem;display:flex}.pick-list__item:hover{border-color:var(--gold)}.pick-list__item[aria-pressed=true]{border-color:var(--navy);background:#eef1f7;font-weight:700}.pick-list__dot{border-radius:50%;flex:none;width:12px;height:12px}.pick-list__name{flex:1;min-width:0}.pick-list__region{color:var(--ink-soft);white-space:nowrap;font-size:.78rem}.pick-list__note{color:var(--ink-soft);margin-top:.75rem;font-size:.85rem}.cluster-picker__text .rel-badge{justify-self:start;margin-top:.15rem;font-size:.68rem}.map-legend__title--time{margin-top:.6rem}.legend-symbol--rel-boundary:after{opacity:.75;outline:2px dashed var(--navy-soft);outline-offset:2px}.legend-symbol--rel-continuity:after{border:4px solid var(--navy-soft);background:#fffaf0}.legend-symbol--rel-outside:after{opacity:.6;box-shadow:none;background:#b9b3a6}.pick-list__match{border:1px solid var(--line);background:var(--ivory);color:var(--ink-soft);white-space:nowrap;border-radius:999px;flex:none;padding:0 .45rem;font-size:.7rem;font-weight:700}.entity-card-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:1.1rem;margin:0;padding:0;list-style:none;display:grid}.entity-card{--region-color:var(--turquoise);background:var(--paper);border-radius:var(--radius-md);height:100%;box-shadow:var(--shadow-card);border-top:5px solid var(--region-color);flex-direction:column;transition:transform .18s,box-shadow .18s;display:flex;position:relative;overflow:hidden}.entity-card:hover{transform:translateY(-3px);box-shadow:0 2px #14213d0f,0 14px 30px #14213d24}.entity-card:focus-within{outline:3px solid var(--gold);outline-offset:2px}.entity-card__body{flex-direction:column;gap:.15rem;padding:.85rem 1rem 1.1rem;display:flex}.entity-card__meta{flex-wrap:wrap;align-items:center;gap:.35rem;display:flex}.entity-card__region{color:color-mix(in srgb, var(--region-color) 75%, #000);font-size:.78rem;font-weight:700}.entity-card__title{margin:.25rem 0 0;font-size:1.25rem}.entity-card__link{color:var(--navy);text-decoration:none}.entity-card__link:after{content:"";position:absolute;inset:0}.entity-card__link:focus-visible{outline:none}.entity-card__reading{color:var(--ink-soft);margin:0;font-size:.8rem}.entity-card__period{color:var(--amber-dark);margin:.3rem 0 .2rem;font-size:.85rem;font-weight:700}.entity-card__summary{margin:0;font-size:.95rem;line-height:1.7}.entity-card--compact{border-top:0;border-left:5px solid var(--region-color);flex-direction:row;align-items:stretch}.entity-card--compact .entity-image{aspect-ratio:auto;flex:none;width:104px}.entity-card--compact .entity-card__body{min-width:0;padding:.6rem .75rem .65rem}.entity-card--compact .entity-card__title{margin:.1rem 0 0;font-size:1.1rem}.entity-card--compact .entity-card__reading,.entity-card--compact .entity-card__period{display:none}.entity-card--compact .entity-card__summary{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.86rem;line-height:1.55;display:-webkit-box;overflow:hidden}.entity-card__go{color:var(--amber-dark);margin-top:.3rem;font-size:.82rem;font-weight:800}.era-discoveries{background:linear-gradient(135deg, #fff6e2, var(--paper) 70%);border:2px solid var(--gold-soft);border-radius:var(--radius-md);padding:.7rem .85rem .8rem}.era-discoveries__title{margin:0 0 .5rem;font-size:1.05rem}.era-discoveries__empty{margin:0;font-size:.9rem}.era-discoveries__list{gap:.55rem;margin:0;padding:0;list-style:none;display:grid}.era-discovery{--region-color:var(--turquoise);border:1px solid var(--line);border-left:5px solid var(--region-color);background:#fff;border-radius:10px;grid-template-columns:64px 1fr;gap:.6rem;padding:.5rem;display:grid}.era-discovery__thumb{border-radius:8px;align-self:start;overflow:hidden}.era-discovery__body{min-width:0}.era-discovery__name{font-family:var(--font-heading);color:var(--navy);margin:0;font-size:1.05rem;font-weight:700}.era-discovery__rel{color:#45602a;background:#eef3e6;border-radius:999px;margin:.1rem 0 .25rem;padding:0 .5rem;font-size:.72rem;font-weight:800;display:inline-block}.era-discovery__rel--estimated{color:var(--turquoise-dark);background:#e7f4f2}.era-discovery__rel--boundary{color:#6b5a33;background:#f2ede2}.era-discovery__text{margin:0 0 .4rem;font-size:.85rem;line-height:1.6}.era-discovery__actions{flex-wrap:wrap;gap:.35rem;display:flex}.era-discovery__actions .button{min-height:40px}@media (width>=900px){.era-discoveries--compact .era-discoveries__list{grid-template-columns:repeat(3,minmax(0,1fr))}}.era-discoveries__lead{color:var(--ink-soft);margin:-.3rem 0 .5rem;font-size:.85rem}.era-discovery__meta{color:var(--ink-soft);margin:.05rem 0 0;font-size:.78rem;line-height:1.45}.era-discoveries__note{color:var(--ink-soft);margin:.55rem 0 0;font-size:.75rem;line-height:1.55}.home{max-width:1320px;padding:0 var(--page-gutter) 3rem;margin:0 auto}.home-hero{padding:.7rem 0 .55rem}.home-hero__title{margin:0;font-size:clamp(1.4rem,5.4vw,2.2rem)}.home-hero__lead{color:var(--ink-soft);margin:.1rem 0 0;font-size:clamp(.95rem,3.4vw,1.1rem)}.home-map__stage{position:relative}.home-map__frame{height:clamp(340px,100dvh - 270px,680px);position:relative}@media (width<=640px){.home-map__frame{height:clamp(300px,92vw,420px)}}.home-map__tools{z-index:4;pointer-events:none;flex-wrap:wrap;gap:.4rem;display:flex;position:absolute;top:10px;left:10px;right:60px}.home-map__tools .button{pointer-events:auto;min-height:42px;box-shadow:0 3px 10px #14213d4d}@media (width<=640px){.home-map__tools .button{min-height:40px;padding:.3rem .8rem;font-size:.88rem}.home-map__long{clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}}.home-map__time{background:var(--navy);color:#fffaf0;border-color:var(--navy)}.home-map__time:hover{background:var(--navy-soft);color:#fffaf0}.home-map__preview{scroll-margin-bottom:calc(var(--tabbar-h) + 12px);scroll-margin-top:calc(var(--header-h) + 8px);margin-top:.6rem}@media (width>=641px){.home-map__preview{z-index:5;width:min(380px,100% - 24px);margin-top:0;position:absolute;bottom:12px;left:12px}}.home-map__status{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.2rem 1rem;margin-top:.45rem;display:flex}.home-map__result{color:var(--navy);margin:0;font-size:.92rem;font-weight:700}.home-map__status-actions{align-items:center;gap:.6rem;display:flex}.home-map__region-toggle{border:2px solid var(--line);background:var(--paper);min-height:40px;color:var(--navy);font:inherit;cursor:pointer;border-radius:999px;padding:.2rem .8rem;font-size:.85rem;font-weight:700}.home-map__region-toggle[aria-expanded=true]{background:var(--navy);border-color:var(--navy);color:#fffaf0}.home-map__more-link{font-size:.9rem;font-weight:700}.home-map__status .home-map__regions{flex-basis:100%;display:none}.home-map__status .home-map__regions.is-open{display:flex}.home-map__regions .chip{min-height:40px;font-size:.85rem}.home-map__hint{color:var(--ink-soft);flex-wrap:wrap;flex-basis:100%;align-items:center;gap:.15rem .45rem;margin:0;font-size:.8rem;display:flex}.hint-dot{background:var(--turquoise);border:2px solid #fffaf0;border-radius:50%;width:12px;height:12px;box-shadow:0 0 0 1px #14213d4d}.hint-count{background:var(--navy);color:#fffaf0;border-radius:50%;place-items:center;width:18px;height:18px;font-size:.65rem;font-weight:800;display:inline-grid}.home-time{background:var(--paper);border:1px solid var(--line);border-top:4px solid var(--gold);border-radius:var(--radius-md);gap:.6rem;margin-top:1.4rem;padding:.8rem 1rem .9rem;display:grid}.home-time__head{flex-wrap:wrap;align-items:center;gap:.3rem 1rem;display:flex}.home-time__title{margin:0;font-size:1.2rem}.home-time__lead{color:var(--ink-soft);flex:260px;margin:0;font-size:.9rem}.home-time__cta{min-height:44px}.home-time__eras .chip{min-height:40px;padding:.3rem .8rem;font-size:.85rem}.home-section{margin-top:2rem}.home-today{grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:.75rem;margin:0;padding:0;list-style:none;display:grid}.explore-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));gap:.6rem;display:grid}.explore-tile{--region-color:var(--turquoise);border-radius:var(--radius-md);background:var(--paper);border:2px solid color-mix(in srgb, var(--region-color) 45%, var(--line));min-height:52px;color:var(--navy);border-left-width:8px;justify-content:space-between;align-items:center;gap:.75rem;padding:.55rem .9rem;font-weight:700;text-decoration:none;display:flex}.explore-tile:hover{color:var(--navy);background:color-mix(in srgb, var(--region-color) 10%, var(--paper))}.explore-tile__count{color:var(--ink-soft);flex:none;font-size:.8rem}.home-book{border-radius:var(--radius-lg);background:linear-gradient(135deg, #c9a22724, transparent 60%), var(--paper);border:1px solid var(--line);align-items:center;gap:.75rem;margin:1.25rem 0;padding:1rem 1.1rem;display:grid}.home-book__title{margin:0 0 .3rem;font-size:1.15rem}.home-book p{margin:0;font-size:.92rem}.home-book__actions{flex-wrap:wrap;gap:.5rem;display:flex}@media (width>=900px){.home-book{grid-template-columns:1fr auto}}.home-links{background:var(--paper);border:1px solid var(--line);border-left:6px solid var(--gold);border-radius:var(--radius-md);flex-wrap:wrap;align-items:center;gap:.6rem 1rem;padding:.8rem 1rem;display:flex}.home-links__icon{font-size:1.8rem;line-height:1}.home-links__body{flex:260px;min-width:0}.home-links__title{color:var(--navy);margin:0;font-size:1.15rem;line-height:1.4}.home-links__lead{color:var(--ink-soft);margin:.15rem 0 0}.home-links__go{min-height:46px}@media (width<=640px){.home-links__go{flex:100%;justify-content:center}}.filter-bar{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);grid-template-columns:1fr;gap:.75rem;margin-bottom:1.25rem;padding:1rem;display:grid}.filter-bar__footer{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;display:flex}.filter-bar__count{color:var(--navy);margin:0;font-weight:700}@media (width>=640px){.filter-bar{grid-template-columns:repeat(2,minmax(0,1fr))}.filter-bar__search,.filter-bar__footer{grid-column:1/-1}}@media (width>=1000px){.filter-bar:not(.filter-bar--compact){grid-template-columns:2fr repeat(3,minmax(0,1fr))}.filter-bar:not(.filter-bar--compact) .filter-bar__search{grid-column:auto}}.filter-bar--compact{background:0 0;border:0;grid-template-columns:1fr;margin:0;padding:0}.filter-bar--compact .filter-bar__search,.filter-bar--compact .filter-bar__footer{grid-column:auto}.era-spot{z-index:5;pointer-events:none;flex-direction:column;align-items:flex-start;gap:6px;max-width:min(640px,100% - 70px);display:flex;position:absolute;top:10px;left:10px}.era-spot>*{pointer-events:auto}.era-spot__line{border:1px solid var(--line);border-left:4px solid var(--gold);max-width:100%;min-height:44px;color:var(--navy);background:#fffaf0f2;border-radius:999px;align-items:center;gap:.4rem;margin:0;padding:.2rem .25rem .2rem .75rem;font-size:.85rem;display:flex;box-shadow:0 3px 10px #14213d29}.era-spot__label{white-space:nowrap;flex:none;font-weight:800}.era-spot__when{color:var(--ink-soft);font-weight:700}.era-spot__name{min-width:4em;max-width:24em;min-height:40px;font:inherit;font-family:var(--font-heading);color:var(--navy);text-decoration:underline;-webkit-text-decoration-color:var(--gold);text-decoration-color:var(--gold);text-underline-offset:3px;white-space:nowrap;text-overflow:ellipsis;cursor:pointer;background:0 0;border:0;flex:0 auto;padding:0 .15rem;font-size:.98rem;font-weight:700;overflow:hidden}.era-spot__place{min-width:0;color:var(--ink-soft);white-space:nowrap;text-overflow:ellipsis;flex:0 100 auto;font-size:.78rem;overflow:hidden}.era-spot__empty{min-width:0;color:var(--ink-soft);font-size:.8rem}.era-spot__more{background:var(--ivory);min-width:44px;min-height:40px;color:var(--navy);font:inherit;cursor:pointer;border:0;border-radius:999px;flex:none;padding:0 .6rem;font-size:.8rem;font-weight:700}.era-spot__name:hover,.era-spot__more:hover{color:var(--turquoise-dark)}.era-spot__world{border:1px solid var(--line);min-height:40px;color:var(--navy);font:inherit;cursor:pointer;background:#fffaf0f2;border-radius:999px;padding:.2rem .8rem;font-size:.82rem;font-weight:700;box-shadow:0 3px 10px #14213d29}.era-spot__world:hover{border-color:var(--gold)}@media (width<=640px){.era-spot{max-width:calc(100% - 64px);top:8px;left:8px}.era-spot__when,.era-spot__place{display:none}.era-spot__line{font-size:.8rem}}.tt-bar{background:var(--paper);border-top:3px solid var(--gold);grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"now play""slider slider""tools tools";align-items:center;gap:.15rem .6rem;padding:.45rem .75rem .5rem;display:grid;position:relative;box-shadow:0 -4px 14px #14213d14}.tt-bar__label{clip:rect(0, 0, 0, 0);width:1px;height:1px;margin:0;position:absolute;overflow:hidden}.tt-bar__now{grid-area:now;align-items:baseline;gap:.6rem;min-width:0;display:flex}.tt-bar__year{color:var(--navy);white-space:nowrap;align-items:baseline;gap:.3rem;margin:0;display:flex}.tt-bar__era{border-radius:6px;align-self:center;padding:.05rem .45rem;font-size:.78rem;font-weight:800}.tt-bar__era.is-bce{color:#2c3f6b;background:#e6ecf7}.tt-bar__era.is-ce{color:#7a4d10;background:#fbead0}.tt-bar__num{font-family:var(--font-heading);font-size:1.75rem;line-height:1.1;animation:.3s tt-pop}.tt-bar__num--all{font-size:1.3rem}.tt-bar__approx{color:var(--ink-soft);font-weight:700}@keyframes tt-pop{0%{opacity:.4;transform:translateY(3px)}to{opacity:1;transform:none}}.tt-bar__count{color:var(--ink-soft);white-space:nowrap;margin:0;font-size:.82rem}.tt-bar__count strong{color:var(--navy);font-size:1.05rem}.tt-bar__play{grid-area:play;align-items:center;gap:.35rem;display:flex}.tt-bar__icon{border:2px solid var(--line);background:var(--paper);width:44px;height:44px;color:var(--navy);cursor:pointer;border-radius:50%;font-size:1rem}.tt-bar__icon:hover{border-color:var(--gold)}.tt-bar__playbtn{white-space:nowrap;min-height:44px;padding:.4rem 1rem}.tt-bar__slider{grid-area:slider;min-width:0;padding-bottom:1.05rem;position:relative}.tt-bar__range{--boundary:60%;cursor:pointer;appearance:none;background:0 0;width:100%;height:44px;margin:0}.tt-bar__range::-webkit-slider-runnable-track{background:linear-gradient(to right, #c9d4ec 0, #c9d4ec var(--boundary), #f3d9ac var(--boundary), #f3d9ac 100%);border-radius:999px;height:12px;box-shadow:inset 0 0 0 1px #14213d1f}.tt-bar__range::-moz-range-track{background:linear-gradient(to right, #c9d4ec 0, #c9d4ec var(--boundary), #f3d9ac var(--boundary), #f3d9ac 100%);border-radius:999px;height:12px}.tt-bar__range::-webkit-slider-thumb{appearance:none;background:var(--navy);border:4px solid var(--gold);border-radius:50%;width:34px;height:34px;margin-top:-11px;box-shadow:0 2px 6px #14213d59}.tt-bar__range::-moz-range-thumb{background:var(--navy);border:4px solid var(--gold);border-radius:50%;width:28px;height:28px}.tt-bar__range:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:8px}.tt-bar__scale{height:1rem;color:var(--ink-soft);font-size:.68rem;font-weight:700;position:absolute;bottom:0;left:17px;right:17px}.tt-bar__scale span{white-space:nowrap;position:absolute;top:0;transform:translate(-50%)}.tt-bar__scale span:first-child{transform:translate(-30%)}.tt-bar__scale span:last-child{transform:translate(-70%)}.tt-bar__scale-boundary{color:#2c3f6b}.tt-bar__tools{flex-wrap:wrap;grid-area:tools;align-items:center;gap:.35rem;display:flex}.tt-bar__tool{border:2px solid var(--line);background:var(--paper);min-height:40px;color:var(--navy);font:inherit;white-space:nowrap;cursor:pointer;border-radius:999px;padding:.25rem .75rem;font-size:.85rem;font-weight:700}.tt-bar__tool:hover:not(:disabled){border-color:var(--gold)}.tt-bar__tool[aria-expanded=true],.tt-bar__tool[aria-pressed=true]{background:var(--navy);border-color:var(--navy);color:#fffaf0}.tt-bar__tool:disabled{opacity:.5;cursor:not-allowed}.tt-bar__speed-select{border:2px solid var(--line);background:var(--paper);min-height:40px;font:inherit;color:var(--navy);border-radius:999px;padding:.2rem .5rem;font-size:.85rem}.tt-pop{z-index:25;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);max-height:min(60vh,460px);padding:.6rem .75rem .75rem;display:none;position:absolute;bottom:calc(100% + 8px);left:8px;right:8px;overflow-y:auto;box-shadow:0 10px 30px #14213d47}.tt-pop.is-open{display:block}.tt-pop__head{justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.4rem;display:flex}.tt-pop__head--float{margin:0;position:absolute;top:.4rem;right:.5rem}.tt-pop__title{color:var(--navy);margin:0;font-weight:800}.tt-pop__close{background:var(--ivory);width:40px;height:40px;color:var(--navy);cursor:pointer;border:0;border-radius:50%;font-size:1.3rem}.tt-pop__grid{grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:.35rem;display:grid}.tt-pop__preset{min-height:42px;padding:.25rem .5rem;font-size:.88rem}.tt-pop__all{margin-top:.5rem}.tt-pop__note{color:var(--ink-soft);margin:.5rem 0 0;font-size:.75rem;line-height:1.5}.tt-pop--discover .era-discoveries{background:0 0;border:0;padding:0}.tt-pop--discover .era-discoveries__title{padding-right:2.6rem}@media (width<=640px){.tt-bar__tools{grid-template-columns:auto auto auto minmax(0,1fr);gap:.3rem;display:grid}.tt-bar__long{clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.tt-bar__speed,.tt-bar__speed-select{width:100%;min-width:0}.tt-bar__tool{padding:.2rem .55rem;font-size:.78rem}.tt-bar__speed-select{padding:.2rem .3rem;font-size:.78rem}.tt-bar__count{font-size:.78rem}}@media (width>=641px){.tt-bar__count .tt-bar__long{clip:auto;width:auto;height:auto;position:static;overflow:visible}}@media (width>=900px){.tt-bar{grid-template-columns:auto auto minmax(260px,1fr) auto;grid-template-areas:"now play slider tools";gap:0 1rem;padding:.45rem 1rem .35rem}.tt-bar__now{flex-direction:column;align-items:flex-start;gap:0}.tt-pop{width:min(560px,100% - 16px);right:auto}.tt-pop--discover{left:auto;right:8px}}@media (prefers-reduced-motion:reduce){.tt-bar__num{animation:none}}.tt-pop--discover .era-discoveries__lead{padding-right:2.6rem}.tt-bar__announce{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.tt-bar__announce:focus-visible{z-index:30;clip:auto;border:2px solid var(--gold);background:var(--navy);color:#fffaf0;width:auto;height:auto;min-height:40px;font:inherit;border-radius:999px;padding:.3rem .9rem;font-size:.85rem;font-weight:700;position:absolute;top:-2.6rem;left:.75rem;overflow:visible}.map-page{height:calc(100dvh - var(--header-h) - var(--tabbar-h) - env(safe-area-inset-bottom));flex-direction:column;min-height:520px;display:flex}.map-head{padding:.45rem var(--page-gutter);background:var(--ivory);border-bottom:1px solid var(--line);flex-wrap:wrap;flex:none;align-items:center;gap:.35rem 1rem;display:flex}.map-head__title{display:none}.map-head__h1{margin:0;font-size:1.25rem}.map-head__desc{color:var(--ink-soft);margin:0;font-size:.82rem}.map-toolbar{flex-wrap:nowrap;align-items:center;gap:.35rem;min-width:0;margin-left:auto;display:flex}.map-toolbar__btn{border:2px solid var(--line);background:var(--paper);min-height:42px;color:var(--navy);font:inherit;white-space:nowrap;cursor:pointer;border-radius:999px;align-items:center;gap:.25rem;padding:.3rem .85rem;font-size:.9rem;font-weight:700;text-decoration:none;display:inline-flex}.map-toolbar__btn:hover{border-color:var(--gold);color:var(--navy)}.map-toolbar__btn[aria-expanded=true],.map-toolbar__btn.is-active{background:var(--navy);border-color:var(--navy);color:#fffaf0}.map-toolbar__btn--accent{background:var(--amber);border-color:var(--amber)}.map-toolbar__btn--accent:hover{background:#eab35e}.map-conditions{flex-wrap:wrap;flex-basis:100%;align-items:center;gap:.3rem;font-size:.82rem;display:flex}.map-conditions__label{color:var(--ink-soft);font-weight:700}.map-conditions__chip,.map-conditions__clear{min-height:36px;font:inherit;cursor:pointer;border-radius:999px;padding:.15rem .7rem;font-size:.82rem;font-weight:700}.map-conditions__chip{border:1px solid var(--navy-soft);color:var(--navy);background:#eef1f7}.map-conditions__clear{color:var(--danger);background:0 0;border:0;text-decoration:underline}.map-main{flex:1;min-height:0;position:relative}.map-main__map.atlas-map{border-radius:0;min-height:0}.map-panel{z-index:12;background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius-md);max-height:calc(100% - 16px);padding:.6rem .8rem .9rem;display:none;position:absolute;top:8px;left:8px;right:8px;overflow-y:auto;box-shadow:0 12px 32px #14213d4d}.map-panel.is-open{display:block}.map-panel__head{justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.5rem;display:flex}.map-panel__title{margin:0;font-size:1.1rem}.map-panel__close{background:var(--paper);width:42px;height:42px;color:var(--navy);cursor:pointer;border:0;border-radius:50%;font-size:1.4rem;box-shadow:0 1px 4px #14213d33}.map-panel__subtitle{font-size:1rem;font-family:var(--font-body);margin:.9rem 0 .4rem}.map-panel__legend{margin-top:1rem}.map-main__card{z-index:8;position:absolute;bottom:8px;left:8px;right:8px}.map-main__empty{z-index:6;text-align:center;background:var(--paper);border-radius:var(--radius-md);width:min(90%,360px);box-shadow:var(--shadow-card);justify-items:center;gap:.5rem;padding:1rem;font-weight:700;display:grid;position:absolute;top:40%;left:50%;transform:translate(-50%,-50%)}@media (width<=640px){.map-toolbar{justify-content:space-between;width:100%;margin-left:0}.map-toolbar__btn{justify-content:center;min-width:44px;padding:.3rem .7rem;font-size:.85rem}.map-toolbar__link{font-size:.8rem}.map-toolbar__text{clip:rect(0, 0, 0, 0);width:1px;height:1px;position:absolute;overflow:hidden}}@media (width<=899px){.map-panel{overscroll-behavior:contain;border-bottom:0;border-radius:18px 18px 0 0;min-height:min(260px,60%);max-height:min(60%,560px);padding-top:1.1rem;inset:auto 0 0;box-shadow:0 -10px 30px #14213d47}.map-panel:before{content:"";background:var(--line);border-radius:999px;width:44px;height:5px;margin-left:-22px;position:absolute;top:6px;left:50%}.map-panel__head{z-index:1;background:var(--ivory);margin:-1.1rem -.8rem .5rem;padding:1.1rem .8rem .4rem;position:sticky;top:-1.1rem}}@media (width>=900px){.map-page{height:calc(100dvh - var(--header-h))}.map-head__title{display:block}.map-panel{width:380px;right:auto}.map-main__card{width:380px;bottom:12px;left:12px;right:auto}}.map-connection{border:1px solid var(--line);border-left:4px solid var(--turquoise);background:#fff;border-radius:10px;flex-wrap:wrap;align-items:center;gap:.3rem .8rem;margin-top:.35rem;padding:.35rem .6rem;font-size:.85rem;display:flex}.map-connection__text{flex:280px;min-width:0;margin:0}.map-connection__note{color:var(--ink-soft);font-size:.78rem}.map-connection__actions{flex-wrap:wrap;gap:.4rem;display:flex}.map-connection__link,.map-connection__clear{border:2px solid var(--line);background:var(--paper);min-height:36px;color:var(--navy);font:inherit;cursor:pointer;border-radius:999px;align-items:center;padding:0 .7rem;font-size:.82rem;font-weight:700;text-decoration:none;display:inline-flex}@media (width<=640px){.map-connection{padding:.3rem .5rem;font-size:.8rem}.map-connection__note{font-size:.72rem}}.detail{--region-color:var(--turquoise);max-width:860px}.detail__breadcrumb{color:var(--ink-soft);margin-bottom:.75rem;font-size:.85rem}.detail__header{border-left:6px solid var(--region-color);margin-bottom:1rem;padding-left:.9rem}.detail__badges{flex-wrap:wrap;align-items:center;gap:.4rem;display:flex}.detail__region{color:color-mix(in srgb, var(--region-color) 75%, #000);font-size:.85rem;font-weight:700}.detail__title{margin:.25rem 0 0;font-size:clamp(1.8rem,6vw,2.6rem)}.detail__reading{color:var(--ink-soft);flex-wrap:wrap;gap:.25rem .9rem;margin:0;font-size:.9rem;display:flex}.detail__summary{color:var(--navy);margin:.6rem 0 0;font-size:1.1rem;font-weight:700}.detail__note-body{margin:.3rem 0 0}.detail__hero{margin:1.25rem 0 .5rem}.detail__section{margin-top:2rem}.detail__section--fate{background:var(--paper);border:2px solid var(--gold-soft);border-radius:var(--radius-lg);padding:1.1rem 1.1rem .4rem}.detail__type-note{border-radius:var(--radius-sm);background:#eef6f5;padding:.6rem .8rem;font-size:.9rem}.detail__muted{color:var(--ink-soft);font-size:.9rem}.detail__period{color:var(--amber-dark);margin-bottom:.3rem;font-size:1.15rem;font-weight:700}.detail__list,.detail__locations{padding-left:1.3rem}.detail__list li,.detail__locations li{margin-bottom:.5rem}.detail__changes{flex-wrap:wrap;gap:.4rem;margin:0 0 .8rem;padding:0;list-style:none;display:flex}.change-tag{color:var(--navy);background:#f2ebdc;border-radius:999px;padding:.15rem .7rem;font-size:.82rem;font-weight:700}.change-tag--continuity{color:var(--turquoise-dark);background:#dff1ec}.change-tag--demographicCollapse,.change-tag--displacement{color:#8a3a22;background:#f7e3dc}.change-tag--disputed,.change-tag--unknown,.change-tag--historicalRecordGap{color:#3e4859;background:#eceff3}.detail__two-col h3{font-size:1.05rem;font-family:var(--font-body)}.detail__known,.detail__unknown{background:var(--paper);border-radius:var(--radius-md);border:1px solid var(--line);margin-bottom:.75rem;padding:.85rem 1rem .2rem}.detail__unknown{background:#f6f3fb}.detail__sources{overflow-wrap:anywhere;padding-left:1.4rem;font-size:.92rem}.detail__sources li{margin-bottom:.4rem}.detail__reviewed{color:var(--navy);font-weight:700}.detail__back{flex-wrap:wrap;gap:.6rem;margin-top:2rem;display:flex}@media (width>=760px){.detail__two-col{grid-template-columns:1fr 1fr;gap:0 1rem;display:grid}.detail__two-col>h2{grid-column:1/-1}}.detail__section{scroll-margin-top:calc(var(--header-h) + 12px)}.detail__highlights{border:2px solid var(--gold-soft);border-radius:var(--radius-lg);background:linear-gradient(135deg,#fff6e2,#fffdf8 70%);margin:1.1rem 0 0;padding:.9rem 1rem .5rem}.detail__highlights-title{margin-bottom:.4rem;font-size:1.15rem}.detail__highlights-list{margin:0;padding-left:1.4rem}.detail__highlights-list li{margin-bottom:.45rem;font-weight:600;line-height:1.7}.detail__highlights-list li::marker{color:var(--amber-dark);font-weight:800}.detail__toc{top:var(--header-h);z-index:5;background:var(--ivory);scrollbar-width:none;gap:.35rem;margin:.5rem 0 0;padding:.5rem 0;display:flex;position:sticky;overflow-x:auto}.detail__toc-link{border:1px solid var(--line);background:var(--paper);min-height:36px;color:var(--navy);border-radius:999px;flex:none;align-items:center;padding:.2rem .75rem;font-size:.85rem;font-weight:700;text-decoration:none;display:inline-flex}.detail__toc-link:hover{border-color:var(--gold);color:var(--navy)}.key-dates{border-left:3px solid var(--gold-soft);gap:.6rem;margin:.75rem 0;padding:0 0 0 .9rem;list-style:none;display:grid}.key-dates__item{grid-template-columns:auto 1fr;align-items:baseline;gap:.1rem .6rem;display:grid;position:relative}.key-dates__item:before{content:"";background:var(--amber);border:2px solid #fffaf0;border-radius:50%;width:13px;height:13px;position:absolute;top:.5em;left:calc(-.9rem - 8px)}.key-dates__when{color:var(--navy);font-weight:800}.key-dates__approx{color:var(--ink-soft);border:1px dashed var(--ink-soft);border-radius:999px;margin-left:.35rem;padding:0 .4rem;font-size:.7rem;font-weight:700}.key-dates__what{grid-column:2;font-size:.95rem}.era-tag{white-space:nowrap;border-radius:4px;padding:.05rem .4rem;font-size:.72rem;font-weight:800}.era-tag--bce{color:#2c3f6b;background:#e6ecf7}.era-tag--ce{color:#7a4d10;background:#fbead0}@media (width>=900px){.detail__toc{flex-wrap:wrap}}.detail__glance{background:var(--paper);border:2px solid var(--line);border-top:5px solid var(--region-color,var(--turquoise));border-radius:var(--radius-lg);margin:1.1rem 0 0;padding:.85rem 1rem 1rem}.detail__glance-title{color:var(--navy);margin:0 0 .6rem;font-size:1.15rem}.detail__glance-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem;margin:0;display:grid}.glance-item--feature,.glance-item--who,.glance-item--after{grid-column:1/-1}.glance-item{border:1px solid var(--line);background:#fff;border-radius:10px;min-width:0;margin:0;padding:.45rem .65rem .5rem}.glance-item__q{color:var(--turquoise-dark);font-size:.85rem;font-weight:800}.glance-item__a{overflow-wrap:anywhere;margin:.15rem 0 0;line-height:1.65}.glance-item__text{display:block}.glance-item__tags{flex-wrap:wrap;gap:.3rem;margin-top:.3rem;display:flex}.glance-item__tag{background:var(--ivory);border:1px solid var(--line);color:var(--navy);border-radius:999px;padding:.05rem .55rem;font-size:.75rem;font-weight:700}@media (width>=1000px){.detail__glance-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.glance-item--where,.glance-item--when,.glance-item--feature,.glance-item--who{grid-column:span 2}.glance-item--after{grid-column:1/-1}}.glance-item__more{margin-top:.35rem;font-size:.85rem;font-weight:700;display:inline-block}.glance-item__note{color:var(--ink-soft);margin-top:.3rem;font-size:.82rem;display:block}.detail__links{grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));gap:.6rem;margin:0 0 .5rem;padding:0;list-style:none;display:grid}.detail-link{border:1px solid var(--line);border-left:5px solid var(--type-color);background:#fff;border-radius:10px;padding:.6rem .8rem}.detail-link p{margin:0}.detail-link__type{color:var(--type-color);flex-wrap:wrap;align-items:center;gap:.4rem;font-size:.8rem;font-weight:800;display:flex}.detail-link__evidence{color:#2f6a3a;border:1.5px solid;border-radius:999px;padding:0 .45rem;font-size:.72rem}.detail-link__evidence--qualified{color:#8a5a12;border-style:dashed}.detail-link__evidence--disputed{color:#8a3b3b;border-style:dotted}.detail-link__title{font-weight:700;margin-top:.2rem!important}.detail-link__dir{color:var(--ink-soft);font-size:.8rem;font-weight:400}.detail-link__summary{font-size:.9rem;margin-top:.15rem!important}.detail-link__more{margin-top:.3rem;font-size:.85rem;font-weight:700;display:inline-block}.region-jump{flex-wrap:wrap;gap:.4rem;margin-bottom:1.25rem;display:flex}.region-jump__link{--region-color:var(--turquoise);border:2px solid color-mix(in srgb, var(--region-color) 50%, var(--line));background:var(--paper);min-height:40px;color:var(--navy);border-radius:999px;align-items:center;gap:.4rem;padding:.3rem .85rem;font-size:.9rem;font-weight:700;text-decoration:none;display:inline-flex}.region-jump__link:hover{background:color-mix(in srgb, var(--region-color) 12%, var(--paper));color:var(--navy)}.region-jump__count{color:var(--navy);border:2px solid var(--region-color);background:#fff;border-radius:999px;padding:0 .4rem;font-size:.75rem;font-weight:800}.region-group{--region-color:var(--turquoise);scroll-margin-top:calc(var(--header-h) + 12px);margin-bottom:2.25rem}.region-group__title{border-left:8px solid var(--region-color);background:linear-gradient(90deg, color-mix(in srgb, var(--region-color) 12%, transparent), transparent 70%);border-radius:4px;align-items:baseline;gap:.6rem;margin-bottom:.9rem;padding:.35rem 0 .35rem .8rem;font-size:clamp(1.3rem,3.6vw,1.7rem);display:flex}.region-group__count{font-family:var(--font-body);color:var(--ink-soft);font-size:.85rem}.region-group .entity-card-grid{content-visibility:auto;contain-intrinsic-size:auto 1600px;margin:-8px -8px -44px;padding:8px 8px 44px}.peoples__place{border-top:2px dashed var(--line);margin-top:2rem;padding-top:1rem}.peoples__place-title{color:var(--navy);margin:0 0 .3rem;font-size:1.1rem}.peoples__place-note,.peoples__no-name{color:var(--ink-soft);margin:0 0 .8rem;font-size:.9rem}.region-groups--all .region-group .entity-card-grid{content-visibility:visible}.compare{background:var(--paper);border:2px solid var(--gold-soft);border-radius:var(--radius-md);margin:1rem 0 1.25rem;padding:.85rem .9rem 1rem}.compare__head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;display:flex}.compare__title{margin:0;font-size:1.2rem}.compare__note{color:var(--ink-soft);margin:.4rem 0 .75rem;font-size:.85rem}.compare__empty{margin:0}.compare__grid{gap:.75rem;margin:0;padding:0;list-style:none;display:grid}@media (width>=900px){.compare__grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.compare-card{--region-color:var(--turquoise);border:1px solid var(--line);border-top:5px solid var(--region-color);background:#fff;border-radius:12px;min-width:0;padding:.7rem .8rem}.compare-card__top{grid-template-columns:56px 1fr;align-items:center;gap:.6rem;margin-bottom:.5rem;display:grid}.compare-card__thumb{border-radius:8px;overflow:hidden}.compare-card__name{margin:0;font-size:1.1rem}.compare-card__name a{color:var(--navy)}.compare-card__remove{border:1px solid var(--line);background:var(--paper);min-height:36px;font:inherit;cursor:pointer;border-radius:999px;margin-top:.2rem;padding:0 .7rem;font-size:.78rem}.compare-card__list{gap:.45rem;margin:0;font-size:.88rem;display:grid}.compare-card__list dt{color:var(--ink-soft);font-size:.75rem;font-weight:800}.compare-card__list dd{overflow-wrap:anywhere;margin:0;line-height:1.6}.compare-card__list ul{margin:0;padding-left:1.1rem}.compare-card__detail{color:var(--ink-soft);font-size:.75rem;display:block}.time-bar{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-card);gap:.45rem;padding:.7rem .9rem .6rem;display:grid}.time-bar__head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:.2rem 1rem;display:flex}.time-bar__now{color:var(--navy);align-items:baseline;gap:.4rem;margin:0;display:flex}.time-bar__era{border-radius:6px;align-self:center;padding:.05rem .5rem;font-size:.85rem;font-weight:800}.time-bar__era.is-bce{color:#2c3f6b;background:#e6ecf7}.time-bar__era.is-ce{color:#7a4d10;background:#fbead0}.time-bar__year{font-family:var(--font-heading);font-size:clamp(1.7rem,6vw,2.3rem);line-height:1.1;animation:.35s year-pop}.time-bar__year--all{font-size:clamp(1.3rem,4.6vw,1.7rem)}.time-bar__approx{color:var(--ink-soft);font-weight:700}@keyframes year-pop{0%{opacity:.4;transform:translateY(3px)}to{opacity:1;transform:none}}.time-bar__count{color:var(--ink-soft);margin:0;font-size:.9rem}.time-bar__count strong{color:var(--navy);font-size:1.15rem}.time-bar__sub{font-size:.8rem}.time-bar__slider{padding:.15rem 0 1.2rem;position:relative}.time-bar__range{--boundary:60%;--progress:0%;cursor:pointer;appearance:none;background:0 0;width:100%;height:44px;margin:0}.time-bar__range::-webkit-slider-runnable-track{background:linear-gradient(to right, #c9d4ec 0, #c9d4ec var(--boundary), #f3d9ac var(--boundary), #f3d9ac 100%);border-radius:999px;height:12px;box-shadow:inset 0 0 0 1px #14213d1f}.time-bar__range::-moz-range-track{background:linear-gradient(to right, #c9d4ec 0, #c9d4ec var(--boundary), #f3d9ac var(--boundary), #f3d9ac 100%);border-radius:999px;height:12px}.time-bar__range::-webkit-slider-thumb{appearance:none;background:var(--navy);border:4px solid var(--gold);border-radius:50%;width:32px;height:32px;margin-top:-10px;box-shadow:0 2px 6px #14213d59}.time-bar__range::-moz-range-thumb{background:var(--navy);border:4px solid var(--gold);border-radius:50%;width:26px;height:26px}.time-bar__range:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:8px}.time-bar__scale{height:1.1rem;color:var(--ink-soft);font-size:.7rem;font-weight:700;position:absolute;bottom:0;left:16px;right:16px}.time-bar__scale span{white-space:nowrap;position:absolute;top:0;transform:translate(-50%)}.time-bar__scale span:first-child{transform:none}.time-bar__scale span:last-child{transform:translate(-100%)}.time-bar__scale-boundary{color:#2c3f6b}.time-bar__controls{flex-wrap:wrap;align-items:center;gap:.4rem;display:flex}.time-bar__btn{min-height:44px}.time-bar__speed-select{width:auto;min-height:44px;padding:.3rem .6rem;font-size:.9rem}.time-bar__more{gap:.5rem;display:none}.time-bar__more.is-open{display:grid}.time-bar__presets{flex-wrap:wrap;gap:.35rem;display:flex}.time-bar__preset{min-height:40px;padding:.3rem .75rem;font-size:.85rem}.time-bar__modes{flex-wrap:wrap;gap:.35rem;display:flex}.time-bar__modes .chip{min-height:40px;font-size:.85rem}.time-bar__note{color:var(--ink-soft);margin:0;font-size:.75rem;line-height:1.5}@media (width>=900px){.time-bar--full .time-bar__more{display:grid}.time-bar--full .time-bar__more-toggle{display:none}}.time-bar__more-actions{flex-wrap:wrap;align-items:center;gap:.5rem .9rem;display:flex}@media (width<=640px){.time-bar__sub{display:none}.time-bar__head{flex-wrap:nowrap;align-items:center}.time-bar__count{text-align:right;font-size:.82rem}.time-bar__speed-select{padding:.3rem .4rem;font-size:.82rem}}.era-picker{scroll-snap-type:x proximity;gap:.5rem;padding:.25rem .1rem .75rem;display:flex;overflow-x:auto}.era-picker__button{scroll-snap-align:start;border:2px solid var(--line);background:var(--paper);min-height:48px;font:inherit;color:var(--navy);cursor:pointer;border-radius:999px;flex:none;align-items:center;gap:.45rem;padding:.45rem 1rem;font-weight:700;display:inline-flex}.era-picker__button[aria-pressed=true]{background:var(--navy);border-color:var(--navy);color:#fffaf0}.era-picker__dot{border-radius:50%;width:10px;height:10px}.era-picker__dot.is-bce{background:#7d93c7}.era-picker__dot.is-ce{background:var(--amber)}@media (width>=900px){.era-picker{flex-wrap:wrap;overflow:visible}}.tl-controls{flex-wrap:wrap;align-items:center;gap:.6rem 1.2rem;margin-bottom:.75rem;display:flex}.tl-controls__group{flex-wrap:wrap;gap:.4rem;display:flex}.tl-controls__check{cursor:pointer;align-items:center;gap:.45rem;min-height:44px;font-size:.92rem;font-weight:600;display:inline-flex}.tl-controls__check input{width:22px;height:22px;accent-color:var(--navy)}.tl-legend{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-sm);flex-wrap:wrap;gap:.35rem 1.1rem;margin:0 0 1rem;padding:.6rem .8rem;font-size:.82rem;list-style:none;display:flex}.tl-legend li{align-items:center;gap:.4rem;display:inline-flex}.tl-legend__sym{background:var(--navy-soft);border-radius:999px;width:34px;height:10px}.tl-legend__sym--band{border-left:2px solid var(--gold);border-right:2px solid var(--gold);background:#c9a22759;border-radius:3px;height:16px}.tl-legend__sym--approximate{-webkit-mask-image:linear-gradient(90deg,#0000,#000 35% 65%,#0000);mask-image:linear-gradient(90deg,#0000,#000 35% 65%,#0000)}.tl-legend__sym--disputed{background:repeating-linear-gradient(135deg, var(--navy-soft) 0 5px, transparent 5px 9px);outline:1.5px dashed var(--navy-soft)}.tl-legend__sym--ongoing{border-radius:999px 0 0 999px;position:relative}.tl-legend__sym--ongoing:after{content:"";border-left:8px solid var(--navy-soft);border-top:8px solid #0000;border-bottom:8px solid #0000;position:absolute;top:-3px;right:-7px}.tl-chart{--label-w:0px;--bce-tint:#7d93c71a;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);padding:.5rem .9rem .75rem}.tl-chart__head,.tl-chart__foot{grid-template-columns:var(--label-w) 1fr;display:grid}.tl-axis{height:22px;color:var(--ink-soft);font-size:.7rem;font-weight:700;position:relative}.tl-axis__tick{white-space:nowrap;position:absolute;top:2px;transform:translate(-50%)}.tl-axis__tick:after{content:"";background:var(--ink-soft);width:1px;height:5px;position:absolute;top:17px;left:50%}.tl-chart__foot .tl-axis__tick:after{top:-4px}.tl-chart__body{position:relative}.tl-overlay{top:0;bottom:0;left:var(--label-w);pointer-events:none;position:absolute;right:0}.tl-overlay__bce{background:var(--bce-tint);position:absolute;top:0;bottom:0;left:0}.tl-overlay__boundary{border-left:2px dashed #7d93c7;width:0;position:absolute;top:0;bottom:0}.tl-overlay__boundary-label{white-space:nowrap;color:#2c3f6b;background:#e6ecf7;border-radius:999px;padding:0 .45rem;font-size:.66rem;font-weight:800;position:absolute;top:-1px;left:0;transform:translate(-50%)}.tl-overlay__band{border-left:2px solid var(--gold);border-right:2px solid var(--gold);background:#c9a22738;position:absolute;top:0;bottom:0}.tl-rows{margin:0;padding:1.2rem 0 .4rem;list-style:none;position:relative}.tl-row{border-bottom:1px solid #e6dcc6b3;grid-template-columns:1fr;gap:.15rem;padding:.35rem 0;display:grid}.tl-row--dim{opacity:.45}.tl-row__label{color:var(--ink);z-index:1;flex-wrap:wrap;align-items:baseline;gap:0 .5rem;text-decoration:none;display:flex;position:relative}.tl-row__dot{border-radius:50%;flex:none;align-self:center;width:10px;height:10px}.tl-row__name{font-family:var(--font-heading);color:var(--navy);font-size:1.02rem;font-weight:700}.tl-row__label:hover .tl-row__name{color:var(--amber-dark);text-decoration:underline}.tl-row__period{color:var(--ink-soft);font-size:.78rem}.tl-row__track{background:#efe7d68c;border-radius:999px;height:16px;position:relative}.tl-bar__none{color:var(--ink-soft);padding-left:.4rem;font-size:.72rem}.tl-bar{--bar-color:var(--navy-soft);background:var(--bar-color);border-radius:999px;position:absolute;top:2px;bottom:2px}.tl-bar--approximate{-webkit-mask-image:linear-gradient(90deg,#0000 0,#000 14px calc(100% - 14px),#0000 100%);mask-image:linear-gradient(90deg,#0000 0,#000 14px calc(100% - 14px),#0000 100%)}.tl-bar--disputed{background:repeating-linear-gradient(135deg, var(--bar-color) 0 6px, color-mix(in srgb, var(--bar-color) 30%, #fff) 6px 10px);outline:1.5px dashed var(--bar-color)}.tl-bar--ongoing{border-radius:999px 0 0 999px;-webkit-mask-image:linear-gradient(90deg,#0000 0,#000 14px);mask-image:linear-gradient(90deg,#0000 0,#000 14px)}.tl-bar--ongoing:after,.tl-bar--clip-end:after{content:"▶";color:#fff;font-size:10px;line-height:1;position:absolute;top:50%;right:-2px;transform:translateY(-50%)}.tl-bar--clip-start:before{content:"◀";color:#fff;font-size:10px;line-height:1;position:absolute;top:50%;left:2px;transform:translateY(-50%)}.tl-bar--clip-start.tl-bar--approximate{-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 14px),#0000 100%);mask-image:linear-gradient(90deg,#000 calc(100% - 14px),#0000 100%)}.tl-bar--clip-end.tl-bar--approximate{-webkit-mask-image:linear-gradient(90deg,#0000 0,#000 14px);mask-image:linear-gradient(90deg,#0000 0,#000 14px)}.tl-bar--clip-start.tl-bar--clip-end{-webkit-mask-image:none;mask-image:none}.tl-rows__divider{color:var(--ink-soft);margin:.8rem 0 0;font-size:.85rem;font-weight:700}.tl-chart__range{color:var(--ink-soft);margin:.5rem 0 0;font-size:.8rem}@media (width>=760px){.tl-chart{--label-w:240px}.tl-row{grid-template-columns:var(--label-w) 1fr;align-items:center;gap:0}.tl-row__label{padding-right:.8rem}.tl-row__period{width:100%;padding-left:1rem}}.timeline__undatable{color:var(--ink-soft);margin-top:1rem;font-size:.9rem}.timeline__actions{margin-top:1.5rem}@media (width<=759px){.tl-row__label{background:var(--paper);padding:.1rem 0}}.tl-row__head{z-index:1;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.2rem .5rem;display:flex;position:relative}.tl-row__meta{flex-wrap:wrap;align-items:center;gap:.35rem;display:inline-flex}.tl-row__meta .rel-badge{font-size:.68rem}.tl-row__compare{border:1.5px solid var(--line);background:var(--paper);min-height:36px;font:inherit;color:var(--navy);cursor:pointer;border-radius:999px;padding:0 .7rem;font-size:.78rem;font-weight:700}.tl-row__compare[aria-pressed=true]{background:var(--navy);border-color:var(--navy);color:#fffaf0}@media (width>=760px){.tl-row__head{flex-direction:column;align-items:flex-start;padding-right:.8rem}.tl-row__head .tl-row__label{padding-right:0}}@media (width<=759px){.tl-row__head{background:var(--paper)}}.timeline .time-bar{margin-bottom:.75rem}:root{--navy:#14213d;--navy-soft:#263a63;--gold:#c9a227;--gold-soft:#f1e2ae;--amber:#e09f3e;--amber-dark:#9a5f14;--turquoise:#2a9d8f;--turquoise-dark:#1f7a6f;--ivory:#fbf7ef;--paper:#fffdf8;--ink:#1d2433;--ink-soft:#4a5468;--line:#e6dcc6;--danger:#b5462f;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--shadow-card:0 2px 0 #14213d0f, 0 8px 24px #14213d14;--font-body:"Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", "Yu Gothic", Meiryo, system-ui, sans-serif;--font-heading:"Hiragino Mincho ProN", "Noto Serif JP", "Yu Mincho", "YuMincho", serif;--header-h:60px;--tabbar-h:64px;--page-gutter:16px;--content-max:1180px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{font-family:var(--font-body);color:var(--ink);background:var(--ivory);margin:0;font-size:1rem;line-height:1.75;overflow-x:hidden}img{max-width:100%;display:block}a{color:var(--turquoise-dark);text-underline-offset:3px}a:hover{color:var(--amber-dark)}h1,h2,h3{font-family:var(--font-heading);color:var(--navy);overflow-wrap:anywhere;margin:0 0 .5em;line-height:1.35}p{margin:0 0 1em}:focus-visible{outline:3px solid var(--gold);outline-offset:2px}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.skip-link{z-index:100;background:var(--navy);color:#fff;border-radius:var(--radius-sm);padding:.5rem 1rem;position:absolute;top:-60px;left:8px}.skip-link:focus{top:8px}.page{width:100%;max-width:var(--content-max);padding:1.25rem var(--page-gutter) 3rem;margin:0 auto}.page-title{margin-bottom:.25rem;font-size:clamp(1.6rem,4.5vw,2.3rem)}.page-lead{color:var(--ink-soft);margin-bottom:1.25rem}.section-title{align-items:center;gap:.5rem;font-size:clamp(1.25rem,3.4vw,1.6rem);display:flex}.section-title:before{content:"";background:var(--gold);flex:none;width:10px;height:10px;transform:rotate(45deg)}.button{border:2px solid var(--navy);background:var(--paper);min-height:44px;color:var(--navy);font:inherit;cursor:pointer;border-radius:999px;justify-content:center;align-items:center;gap:.4rem;padding:.55rem 1.1rem;font-weight:700;text-decoration:none;transition:background .15s,color .15s;display:inline-flex}.button:hover{background:var(--gold-soft);color:var(--navy)}.button--primary{background:var(--navy);color:#fffaf0}.button--primary:hover{background:var(--navy-soft);color:#fffaf0}.button--accent{background:var(--amber);border-color:var(--amber);color:var(--navy)}.button--accent:hover{background:#eab35e}.button--small{min-height:36px;padding:.3rem .85rem;font-size:.9rem}.chip-row{flex-wrap:wrap;gap:.5rem;display:flex}.chip{border:2px solid var(--line);background:var(--paper);min-height:44px;color:var(--ink);font:inherit;cursor:pointer;border-radius:999px;padding:.4rem .95rem;font-size:.95rem;font-weight:600}.chip:hover{border-color:var(--gold)}.chip[aria-pressed=true]{background:var(--navy);border-color:var(--navy);color:#fffaf0}.field{color:var(--navy);gap:.25rem;font-size:.9rem;font-weight:700;display:grid}.input,.select{border-radius:var(--radius-sm);border:2px solid var(--line);background:var(--paper);width:100%;min-height:46px;color:var(--ink);font:inherit;padding:.5rem .85rem;font-weight:400}.input:focus,.select:focus{border-color:var(--turquoise);outline:none;box-shadow:0 0 0 3px #2a9d8f40}.badge{white-space:nowrap;border-radius:999px;align-items:center;gap:.25rem;padding:.1rem .6rem;font-size:.78rem;font-weight:700;line-height:1.6;display:inline-flex}.badge--type{color:var(--turquoise-dark);background:#e7f4f2}.badge--verified{color:#45602a;background:#edf3e3}.badge--partial{color:#8a5a12;background:#fdf0d9}.badge--disputed{color:#7c2f5f;background:#f6e4ef}.badge--pending{color:#4a5468;background:#eceff3}.notice{border-left:5px solid var(--amber);border-radius:var(--radius-sm);background:#fff6e6;margin:1rem 0;padding:.85rem 1rem}.notice--info{border-left-color:var(--turquoise);background:#eaf6f4}.empty-state{text-align:center;border:2px dashed var(--line);border-radius:var(--radius-lg);background:var(--paper);padding:2.5rem 1rem}.empty-state__title{font-family:var(--font-heading);color:var(--navy);font-size:1.2rem;font-weight:700}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.rel-badge{color:var(--turquoise-dark);background:#e7f4f2;border-radius:999px;padding:0 .55rem;font-size:.74rem;font-weight:800;line-height:1.6;display:inline-block}.rel-badge--documented{color:#45602a;background:#edf3e3}.rel-badge--boundary,.rel-badge--gap{color:#6b5a33;background:#f2ede2;outline:1px dashed #b8a678}.rel-badge--continuity{color:var(--navy);outline:2px solid var(--gold);background:#fff}.rel-badge--outside,.rel-badge--unknown{color:#4a5468;background:#eceff3}