:root{--void: #07090c;--surface: #0e1216;--surface-raised: #151b21;--border: #1c2228;--border-active: #2c3742;--text: #e8edf2;--text-muted: #8a97a3;--accent: #f2a33c;--signal: #96dbe5;--sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--void);color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased;overflow:hidden}#app{position:relative;height:100vh;height:100dvh}#globe{display:block;width:100%;height:100%;touch-action:none}.notice{height:100%;overflow-y:auto;display:grid;align-content:center;justify-content:center;padding:clamp(1rem,5vw,3rem)}.notice__panel{max-width:34rem;padding:clamp(1.5rem,5vw,2.5rem);border:1px solid var(--border);border-radius:4px;background:var(--surface)}.notice__heading{margin:0 0 1rem;font-size:1.375rem;font-weight:600;line-height:1.3;color:var(--text)}.notice__intro{margin:0 0 2rem;font-size:1rem;line-height:1.6;color:var(--text)}.notice__label{margin:0 0 .75rem;font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.notice__actions{margin:0 0 2rem;padding-left:1.25rem;line-height:1.6;color:var(--text)}.notice__actions li+li{margin-top:.5rem}.notice__control{margin:0 0 2rem;padding:.6875rem 1.25rem;border:1px solid var(--accent);border-radius:3px;background:var(--surface-raised);font-family:inherit;font-size:.9375rem;font-weight:600;line-height:1.2;color:var(--accent);cursor:pointer}.notice__control:hover{background:var(--border-active)}.notice__control:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.notice__panel:focus{outline:none}.notice__footnote{margin:0;padding-top:1.25rem;border-top:1px solid var(--border);font-size:.875rem;line-height:1.5;color:var(--text-muted)}.strata-column{position:absolute;top:clamp(1rem,6vh,4rem);bottom:clamp(1rem,6vh,4rem);right:max(1rem,env(safe-area-inset-right));width:5.5rem;border:1px solid var(--border);border-radius:4px;background:var(--surface);overflow:hidden}.strata-column__zones{position:absolute;inset:0;display:flex;flex-direction:column-reverse}.strata-column__zone{display:flex;align-items:flex-start;padding:.25rem .5rem;overflow:hidden}.strata-column__zone+.strata-column__zone{border-bottom:1px solid var(--border)}.strata-column__label{font-size:.625rem;font-weight:500;line-height:1.2;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.strata-column__water{position:absolute;left:0;right:0;bottom:0;background:color-mix(in srgb,var(--signal) 18%,transparent);border-top:1px solid color-mix(in srgb,var(--signal) 45%,transparent);pointer-events:none}.strata-column__track{position:absolute;inset:0;touch-action:none;cursor:ns-resize}.strata-column__track:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.strata-column__handle{position:absolute;left:0;right:0;height:2px;transform:translateY(50%);background:var(--signal);pointer-events:none}.strata-column__handle:after{content:"";position:absolute;left:0;right:0;top:50%;height:2.5rem;transform:translateY(-50%)}.strata-column__marks{position:absolute;inset:0;pointer-events:none}.strata-column__mark{position:absolute;left:0;width:1.25rem;height:2px;padding:0;border:0;border-radius:0;transform:translateY(50%);background:var(--accent);pointer-events:auto;cursor:pointer}.strata-column__mark:after{content:"";position:absolute;left:0;width:2.75rem;top:50%;height:1.5rem;transform:translateY(-50%)}.strata-column__mark[aria-pressed=true]{width:100%;height:3px;background:var(--text)}.strata-column__mark:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.strata-column__mark:hover{width:100%}.drawer{position:absolute;left:max(1rem,env(safe-area-inset-left));bottom:max(1rem,env(safe-area-inset-bottom));right:calc(6.25rem + max(1rem,env(safe-area-inset-right)));display:grid;gap:.375rem;justify-items:start}.drawer__milestone{margin:0;min-height:1.25rem;font-size:.8125rem;line-height:1.25rem;color:var(--text-muted)}.drawer__marker-toggle{min-height:2.75rem;padding:.375rem .75rem;border:1px solid var(--accent);border-radius:3px;background:var(--surface-raised);font-family:var(--sans);font-size:.8125rem;font-weight:600;line-height:1.2;color:var(--accent);cursor:pointer}.drawer__marker-toggle[aria-pressed=true]{box-shadow:inset 0 -2px 0 var(--accent)}.drawer__marker-toggle:hover{background:var(--border-active)}.drawer__marker-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.drawer__announcement{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.drawer .exact-value__error{position:absolute;left:0;bottom:100%;margin-bottom:.5rem}.exact-value{display:grid;gap:.5rem;justify-items:start}.exact-value__presets{display:flex;flex-wrap:wrap;gap:.375rem}.exact-value__preset{min-height:2rem;padding:.3125rem .625rem;border:1px solid var(--accent);border-radius:3px;background:var(--surface-raised);font-family:var(--mono);font-size:.8125rem;font-weight:600;line-height:1.2;font-variant-numeric:tabular-nums;color:var(--accent);cursor:pointer}.exact-value__preset[aria-pressed=true]{background:var(--border-active);box-shadow:inset 0 -2px 0 var(--accent)}.exact-value__preset:hover{background:var(--border-active)}.exact-value__entry{display:flex;align-items:center;gap:.375rem}.exact-value__nudge{width:2.75rem;height:2.75rem;border:1px solid var(--accent);border-radius:3px;background:var(--surface-raised);font-family:var(--sans);font-size:1.125rem;line-height:1;color:var(--accent);cursor:pointer}.exact-value__nudge:hover{background:var(--border-active)}.exact-value__readout,.exact-value__input{min-height:2.75rem;padding:.375rem .75rem;border:1px solid var(--border-active);border-radius:3px;background:var(--surface);font-family:var(--mono);font-size:1.125rem;font-weight:600;line-height:1.2;font-variant-numeric:tabular-nums;color:var(--accent);text-align:right}.exact-value__readout{min-width:7rem;cursor:text}.exact-value__input{width:7rem}.exact-value__readout[hidden],.exact-value__input[hidden],.exact-value__error[hidden]{display:none}.exact-value__preset:focus-visible,.exact-value__nudge:focus-visible,.exact-value__readout:focus-visible,.exact-value__input:focus{outline:2px solid var(--accent);outline-offset:2px}.milestone-card{position:absolute;top:max(1rem,env(safe-area-inset-top));left:max(1rem,env(safe-area-inset-left));right:calc(6.25rem + max(1rem,env(safe-area-inset-right)));bottom:calc(9.5rem + env(safe-area-inset-bottom,0px));display:flex;align-items:flex-start;pointer-events:none}.milestone-card__panel{max-width:24rem;max-height:100%;overflow-y:auto;padding:1rem 1.125rem;border:1px solid var(--border);border-radius:4px;background:var(--surface-raised);pointer-events:none}.milestone-card__panel[data-state=shown]{animation:milestone-card-enter .24s ease-out both}.milestone-card__panel[data-state=retreating]{animation:milestone-card-retreat .26s ease-in both}@keyframes milestone-card-enter{0%{opacity:0;transform:translateY(.5rem)}to{opacity:1;transform:none}}@keyframes milestone-card-retreat{0%{opacity:1;transform:none}to{opacity:0;transform:translateY(.25rem)}}@media(prefers-reduced-motion:reduce){.milestone-card__panel[data-state=shown],.milestone-card__panel[data-state=retreating]{animation:none}.milestone-card__panel[data-state=retreating]{opacity:0}}.milestone-card__numeral{font-family:var(--mono);font-size:1rem;font-weight:600;font-variant-numeric:tabular-nums;color:var(--accent)}.milestone-card__level{margin:0 0 .25rem}.milestone-card__title{margin:0 0 .5rem;font-size:1.0625rem;font-weight:600;line-height:1.3;color:var(--text)}.milestone-card__body{margin:0;font-size:.875rem;line-height:1.55;color:var(--text)}.milestone-card__disclosure{margin:.75rem 0 0;padding-left:.75rem;border-left:2px solid var(--border-active);font-size:.8125rem;line-height:1.5;color:var(--text)}.milestone-card__note{margin:.75rem 0 0;font-size:.8125rem;line-height:1.5;color:var(--text-muted)}.milestone-card__detail{margin-top:1rem;padding-top:.875rem;border-top:1px solid var(--border)}.milestone-card__credit{margin:0;font-size:.75rem;line-height:1.45;color:var(--text-muted);overflow-wrap:anywhere}.milestone-card__link{color:var(--accent);pointer-events:auto;text-decoration:underline;text-underline-offset:.15em}.milestone-card__link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.milestone-card__spoken{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.exact-value__error{margin:0;max-width:18rem;font-size:.8125rem;line-height:1.4;color:var(--text)}.marker-layer{position:absolute;inset:0;pointer-events:none}.marker-layer[hidden]{display:none}.marker-layer:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.marker{position:absolute;left:0;top:0}.marker[hidden]{display:none}.marker[data-open=true],.marker:focus-within{z-index:2}.marker__point{position:absolute;pointer-events:auto;transform:translate(-.4375rem,-50%);display:flex;align-items:center;gap:.375rem;margin:0;padding:.1875rem .5rem .1875rem .25rem;border:1px solid var(--border-active);border-radius:999px;background:var(--surface);color:var(--text);font-family:var(--sans);font-size:.75rem;line-height:1.2;white-space:nowrap;cursor:pointer}.marker[data-compact] :is(.marker__label,.marker__elevation){display:none}.marker[data-compact] .marker__point{gap:0;padding:.1875rem}.marker[data-side=left] .marker__point{flex-direction:row-reverse;transform:translate(calc(-100% + .4375rem),-50%);padding:.1875rem .25rem .1875rem .5rem}.marker__dot{position:relative;flex:none;width:.625rem;height:.625rem;border:2px solid var(--accent);border-radius:50%;background:var(--accent)}.marker__point>.marker__dot{border-radius:50% 50% 50% 0;transform:rotate(-45deg)}.marker[data-state=below] .marker__dot{background:transparent;border-radius:.1rem;transform:rotate(45deg)}.marker[data-state=below] .marker__dot:before{content:"";position:absolute;top:50%;left:50%;background:var(--accent);width:2px;height:calc(100% + 4px);transform:translate(-50%,-50%) rotate(45deg)}.marker[data-state=below] .marker__dot:after{content:"";position:absolute;top:50%;right:-2px;left:-2px;width:auto;height:2px;background:var(--accent);transform:translateY(-1px) rotate(-45deg)}.marker__label{font-weight:500}.marker__elevation{color:var(--text-muted);font-variant-numeric:tabular-nums}.marker__point:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.marker__point:hover{background:var(--surface-raised)}.marker__source{position:absolute;pointer-events:auto;top:.875rem;left:0;width:min(19rem,72vw);padding:.75rem .875rem;border:1px solid var(--border-active);background:var(--surface);color:var(--text);font-size:.8125rem;line-height:1.45}.marker__source[hidden]{display:none}.marker__state,.marker__description,.marker__boundary,.marker__sampling,.marker__credit{margin:0 0 .5rem}.marker__state{display:flex;align-items:center}.marker__state .marker__dot{display:block}.marker__boundary,.marker__sampling{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;color:var(--text-muted);font-size:.75rem;line-height:1.4}.marker__source-toggle{display:block;margin:0 0 .5rem;padding:0;border:none;background:none;color:var(--accent);font:inherit;font-size:.75rem;text-decoration:underline;text-underline-offset:.15em;cursor:pointer}.marker__source-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.marker__source-detail[hidden]{display:none}.marker__source-detail[data-animate]{animation:marker-source-detail-in .16s ease-out}@keyframes marker-source-detail-in{0%{opacity:0;transform:translateY(.25rem)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.marker__source-detail[data-animate]{animation:none}}.marker__credit,.marker__reviewed{color:var(--text-muted);font-size:.75rem}.marker__reviewed{margin:0}.marker__link{color:var(--accent);text-decoration:underline;text-underline-offset:.15em}.marker__link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.marker__spoken{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.about-panel__trigger{position:fixed;top:1rem;left:1rem;z-index:20;padding:.5rem .875rem;border:1px solid var(--border);border-radius:3px;background:var(--surface);font-family:inherit;font-size:.8125rem;font-weight:600;color:var(--text-muted);cursor:pointer}.about-panel__trigger:hover{color:var(--text);border-color:var(--border-active)}.about-panel__overlay{position:fixed;inset:0;z-index:30;display:grid;align-content:center;justify-content:center;padding:clamp(1rem,5vw,3rem);background:#07090cdb;overflow-y:auto}.about-panel__overlay[hidden]{display:none}.about-panel__dialog{max-width:34rem;max-height:min(85vh,85dvh);overflow-y:auto;padding:clamp(1.5rem,5vw,2.5rem);border:1px solid var(--border);border-radius:4px;background:var(--surface)}.about-panel__close{display:block;margin:0 0 1.5rem auto;padding:.5rem .875rem;border:1px solid var(--border);border-radius:3px;background:var(--surface-raised);font-family:inherit;font-size:.8125rem;font-weight:600;color:var(--text);cursor:pointer}.about-panel__close:hover{border-color:var(--border-active)}.about-panel__trigger:focus-visible,.about-panel__close:focus-visible,.about-panel__source-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.about-panel__heading{margin:0 0 1.25rem;font-size:1.375rem;font-weight:600;line-height:1.3;color:var(--text)}.about-panel__section-heading{margin:1.75rem 0 .5rem;font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.about-panel__section-heading:first-of-type{margin-top:0}.about-panel__section-body{margin:0;font-size:.9375rem;line-height:1.6;color:var(--text)}.about-panel__sources{margin-top:1.75rem}.about-panel__source+.about-panel__source{margin-top:1.25rem}.about-panel__source-role{margin:0 0 .25rem;font-size:.75rem;font-weight:600;color:var(--text-muted)}.about-panel__source-name,.about-panel__source-edition,.about-panel__source-publisher{margin:0 0 .25rem;font-size:.875rem;line-height:1.5;color:var(--text)}.about-panel__source-link{display:inline-block;margin:0 0 .25rem;color:var(--accent);text-decoration:underline;text-underline-offset:.15em}.about-panel__source-attribution{margin:0;font-size:.875rem;line-height:1.5;color:var(--text-muted)}.about-panel__spoken{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.first-use-note__overlay{position:fixed;inset:0;z-index:40;display:grid;align-content:center;justify-content:center;padding:clamp(1rem,5vw,3rem);background:#07090cdb;overflow-y:auto}.first-use-note__overlay[hidden]{display:none}.first-use-note__dialog{max-width:28rem;max-height:min(85vh,85dvh);overflow-y:auto;padding:clamp(1.25rem,5vw,2rem);border:1px solid var(--border);border-radius:4px;background:var(--surface)}.first-use-note__dialog[data-animate]{animation:first-use-note-in .22s ease-out}@keyframes first-use-note-in{0%{opacity:0;transform:translateY(.5rem)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.first-use-note__dialog[data-animate]{animation:none}}.first-use-note__heading{margin:0 0 .75rem;font-size:1.125rem;font-weight:600;line-height:1.3;color:var(--text)}.first-use-note__body{margin:0 0 1.5rem;font-size:.9375rem;line-height:1.6;color:var(--text)}.first-use-note__dismiss{display:block;width:100%;margin:0;padding:.6875rem 1.25rem;border:1px solid var(--accent);border-radius:3px;background:var(--surface-raised);font-family:inherit;font-size:.9375rem;font-weight:600;line-height:1.2;color:var(--accent);cursor:pointer}.first-use-note__dismiss:hover{background:var(--border-active)}.first-use-note__about{display:inline;padding:0;border:0;background:transparent;font:inherit;font-weight:600;color:var(--accent);text-decoration:underline;text-underline-offset:.15em;cursor:pointer}.first-use-note__about:hover{color:var(--text)}.first-use-note__dismiss:focus-visible,.first-use-note__about:focus-visible{outline:2px solid var(--accent);outline-offset:2px}