@font-face{font-family:'Host Grotesk';src:url('/assets/host-latin.woff2') format('woff2');font-style:normal;font-weight:100 900;font-display:swap}
@font-face{font-family:'Host Grotesk';src:url('/assets/host-latin-ext.woff2') format('woff2');font-style:normal;font-weight:100 900;font-display:swap;unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
:root{
  --p-bg:#ffffff;--p-surface:#f4f4f4;--p-ink:#111111;--p-muted:#6b6b6b;
  --p-accent:#1a4be0;--p-accent-ink:#ffffff;--p-action:#1a4be0;--p-action-ink:#ffffff;
  --p-inv-bg:#111111;--p-inv-surface:#1e1e1e;--p-inv-ink:#ffffff;--p-inv-muted:#9a9a9a;
  --p-inv-accent:#ffffff;--p-inv-accent-ink:#111111;--p-inv-action:#ffffff;--p-inv-action-ink:#111111;
  --font-display:'Host Grotesk',Arial,sans-serif;--font-text:'Host Grotesk',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  --display-weight:500;--display-tracking:-.035em;--display-tracking-xl:-.04em;
  --bg:var(--p-bg);--ink:var(--p-ink);--muted:var(--p-muted);--action:var(--p-action);--action-ink:var(--p-action-ink);
  --line:#e5e7eb;--line-strong:#b9c2d6;--surface:#f7f8fa;--blue-soft:#edf2ff;--blue-mid:#bed0fc;
  --r-sm:8px;--r-md:12px;--r-lg:20px;--ease:cubic-bezier(.2,.8,.2,1);--gut:48px;
}
*{box-sizing:border-box}
html{min-width:320px;scroll-padding-top:84px;scrollbar-gutter:stable}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.5 var(--font-text);-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
button,a,select{-webkit-tap-highlight-color:transparent}
button{cursor:pointer;color:inherit}
button:disabled{cursor:default;opacity:.4}
[hidden]{display:none!important}
a{color:inherit}
button,select{touch-action:manipulation}
button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,[role=button]:focus-visible{outline:2px solid var(--action);outline-offset:4px}
svg{flex:none}
.wrap{width:min(100% - 2*var(--gut),1344px);margin-inline:auto}
.skip-link{position:fixed;left:24px;top:-80px;z-index:100;padding:12px 24px;background:var(--action);color:white;border-radius:8px;text-decoration:none}
.skip-link:focus{top:12px}
.app-header{height:88px;border-bottom:1px solid var(--line);background:var(--bg)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:500;text-decoration:none;line-height:1.2}
.brand-mark{display:flex;align-items:baseline;justify-content:center;width:48px;height:48px;line-height:48px;background:var(--action);color:white;font-size:27px;letter-spacing:-2px;border-radius:12px;font-weight:500}
.brand-mark>span{font-size:30px;margin-left:1px;color:#c5d4ff}
.brand-sub{display:block;color:var(--muted);font-size:13px;font-weight:400;margin-top:3px}
.header-actions{display:flex;align-items:center;gap:24px}
.save-state{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.status-dot{width:6px;height:6px;border-radius:50%;background:var(--action)}
.save-state.is-error{color:#a52b22}
.save-state.is-error .status-dot{background:currentColor}
.btn{border-radius:var(--r-sm);min-height:44px;padding:10px 16px;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:14px;font-weight:500;text-decoration:none;line-height:1.35;border:1px solid transparent;background:none;white-space:normal}
.btn--primary{background:var(--action);color:var(--action-ink);border-color:var(--action)}
.btn--secondary{background:var(--bg);border-color:var(--line);color:var(--ink)}
.icon-btn{width:44px;min-width:44px;height:44px;padding:8px;font-size:24px}
.app-main{padding-top:36px;padding-bottom:132px}
.intro{display:flex;align-items:center;justify-content:space-between;gap:48px;margin-bottom:32px}
.eyebrow{margin:0 0 8px;font-size:13px;color:var(--muted)}
h1{font:500 clamp(32px,3.5vw,46px)/1.15 var(--font-display);letter-spacing:-.04em;margin:0 0 12px}
.intro-copy>p:last-child{font-size:15px;line-height:1.6;color:#51565f;max-width:470px;margin:0}
.progress-panel{width:332px;flex-shrink:0;padding-top:8px}
.progress-caption{display:flex;justify-content:space-between;align-items:baseline;font-size:13px;color:#51565f;margin-bottom:12px}
.progress-caption strong{font-size:32px;font-weight:500;color:var(--ink);line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-1px}
.progress-total{font-size:15px;color:var(--muted)}
.progress-track{display:grid;grid-template-columns:repeat(50,minmax(0,1fr));gap:3px;height:16px}
.progress-tick{height:100%;background:#e4e8f0;border-radius:2px;transition:background-color 150ms}
.progress-tick.filled{background:var(--action)}
.progress-note{font-size:12px;color:var(--muted);display:block;margin-top:8px}
.workspace{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:32px;align-items:start}
.mobile-view-switch{display:none}
.map-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;position:sticky;top:24px;min-width:0}
.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:44px;margin-bottom:12px}
h2{font-size:17px;font-weight:500;letter-spacing:-.015em;line-height:1.35;margin:0}
.map-panel .panel-heading{padding-left:4px}
.zoom-btn{background:transparent;border-color:transparent;color:#51565f;font-weight:400;padding-inline:8px;font-size:13px}
.map-viewport{width:100%;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;border-radius:8px;aspect-ratio:1.69;display:flex;align-items:flex-start}
#us-map{display:block;width:100%;height:auto;flex-shrink:0;overflow:visible;touch-action:pan-x pan-y}
.map-viewport.is-zoomed #us-map{width:200%}
.state-shape{fill:#d9dfe9;stroke:#f7f8fa;stroke-width:2;stroke-linejoin:round;vector-effect:non-scaling-stroke;transition:fill 160ms,stroke 160ms;cursor:pointer}
.map-state.is-hidden .state-shape{fill:url(#hidden-pattern);stroke:#b4c1dc;stroke-width:1}
.map-state.is-selected .state-shape{fill:var(--action);stroke:#ffffff;stroke-width:2}
.map-state:hover .state-shape,.map-state:focus-visible .state-shape{fill:#b5c5e9}
.map-state.is-selected:hover .state-shape,.map-state.is-selected:focus-visible .state-shape{fill:#123ab5}
.map-state:focus-visible{outline:2px solid var(--action);outline-offset:4px}
.map-state:focus-visible .state-shape{stroke:#111;stroke-width:3}
.map-state text{font-family:var(--font-text);font-size:18px;fill:#495364;font-weight:500;text-anchor:middle;dominant-baseline:middle;pointer-events:none}
.map-state.is-hidden text{fill:#344b7c}
.map-state.is-selected text{fill:white}
.map-state .callout-hit{fill:transparent;cursor:pointer}
.map-state .callout-line{fill:none;stroke:#9ca8bd;stroke-width:1.4;pointer-events:none}
.map-state.is-selected .callout-hit{fill:var(--action)}
.map-state .callout-num{font-size:21px}
.map-inset{fill:none;stroke:#d3d9e4;stroke-width:1.5;stroke-dasharray:4 5}
.map-legend{display:flex;gap:20px;align-items:center;font-size:12px;color:#586271;margin:12px 0 20px;padding-left:4px}
.map-legend>span{display:flex;align-items:center;gap:6px}
.map-legend i{display:inline-block;width:10px;height:10px;border-radius:3px;background:#d9dfe9}
.map-legend .legend-hidden{border:1px dashed #8599c2;background:#edf2ff}
.map-legend .legend-selected{background:var(--action)}
.selected-state{background:var(--bg);border:1px solid var(--line);padding:16px 20px 20px;border-radius:12px;min-height:142px}
.selected-topline{display:flex;align-items:center;gap:8px;color:var(--muted)}
.state-picker-label{font-size:12px}
#state-picker{min-width:0;max-width:245px;width:100%;border:0;border-radius:6px;background:transparent;color:#51565f;font-size:13px;min-height:44px;padding:4px 2px;cursor:pointer}
.step-controls{margin-left:auto;display:flex;gap:4px}
.step-controls .icon-btn{border-color:transparent;background:transparent;font-size:20px}
.selected-content{display:flex;justify-content:space-between;gap:8px;align-items:center;margin-top:4px}
.selected-words{min-width:0}
.selected-words h3{font-size:clamp(24px,2.4vw,36px);font-weight:500;letter-spacing:-.035em;line-height:1.2;margin:0 0 6px;overflow-wrap:anywhere}
.selected-words .ipa{font-size:17px;margin:0;color:#51565f;line-height:1.55;overflow-wrap:anywhere}
.ipa{font-family:var(--font-text);font-weight:400;letter-spacing:0}
.selected-state.is-masked .selected-words h3{font-size:26px;color:#445a8a}
.selected-state.is-masked .selected-words p{font-size:14px}
.selected-state.is-masked{border:1px dashed #a8b9de;background:#f2f5ff}
.peek-selected{margin-top:16px;width:100%;font-size:14px}
.sound-btn{border-color:transparent;background:var(--surface)}
.sound-btn.is-speaking{border-color:var(--action);color:var(--action)}
.map-tip{font-size:12px;color:var(--muted);line-height:1.6;margin:16px 4px 0}
.list-panel{min-width:0}
.list-panel>.panel-heading{margin-top:0;margin-bottom:12px}
.section-count{font-size:12px;color:var(--muted);font-weight:400;display:inline-flex;justify-content:center;align-items:center;border:1px solid var(--line);height:24px;min-width:30px;border-radius:6px;margin-left:6px;vertical-align:middle;letter-spacing:0}
.hint-btn{background:transparent;border-color:transparent;font-weight:400;color:#51565f;padding-inline:8px;font-size:13px}
.hint-btn[aria-pressed=true]{color:var(--action);background:var(--blue-soft)}
.state-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 16px}
.state-tile{min-width:0;border-bottom:1px solid var(--line);position:relative;scroll-margin:24px}
.tile-main{border:1px solid transparent;border-radius:8px;background:transparent;text-align:left;width:100%;padding:13px 10px 14px;min-height:106px;display:flex;flex-direction:column;align-items:flex-start;position:relative;transition:background-color 150ms}
.tile-meta{width:100%;display:flex;justify-content:space-between;align-items:center;line-height:1;font-size:11px;color:#767e8b;margin-bottom:8px;font-variant-numeric:tabular-nums}
.tile-meta svg{width:13px;height:13px;stroke:#8b95a8;fill:none;stroke-width:1.5}
.tile-name{font-size:18px;font-weight:500;line-height:1.2;letter-spacing:-.025em;overflow-wrap:anywhere;max-width:100%}
.tile-ipa{font-size:14px;line-height:1.5;color:#586271;margin-top:4px;overflow-wrap:anywhere;max-width:100%;text-wrap:pretty}
.state-tile.is-selected .tile-main{background:#f2f5ff}
.state-tile.is-hidden .tile-main{background:#f7f9ff;border:1px dashed #b6c6e7;margin-block:4px;min-height:98px}
.state-tile.is-hidden .tile-name{color:#445a8a;font-size:20px;letter-spacing:2px}
.state-tile.is-hidden .tile-ipa{font-size:12px;color:#52678f}
.state-tile.is-peeking .tile-main{background:#edf2ff;border-color:#a9bee9}
.state-tile.is-peeking .tile-name{color:var(--ink);font-size:18px;letter-spacing:-.025em}
.state-tile.is-peeking .tile-ipa{font-size:14px;color:#586271}
.state-tile.is-selected.is-hidden .tile-main{border-color:var(--action);background:#eaf0ff}
@media(hover:hover) and (pointer:fine){.tile-main:hover{background:#f1f4fa}.view-button:hover{background:#e9edf5}}
.list-footnote{font-size:12px;color:var(--muted);margin:20px 10px 0;line-height:1.6}
.hint-notice{padding:10px 12px;border:1px solid #c6d5ff;border-radius:8px;background:var(--blue-soft);font-size:13px;color:#304d96;margin:0 0 12px}
.training-dock{position:fixed;bottom:0;left:0;right:0;padding:20px 0 max(20px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--bg);z-index:8}
.dock-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}
.dock-copy{min-width:0}
.round-label{font-size:14px;font-weight:500}
.dock-copy p{font-size:13px;color:var(--muted);margin:4px 0 0}
.training-actions{display:flex;gap:12px;flex-shrink:0}
.hide-btn{min-width:236px;min-height:52px;font-size:15px;padding-inline:24px;justify-content:space-between;gap:24px;border-radius:10px}
.undo-btn{min-height:52px;padding-inline:16px;border-radius:10px;gap:8px}
.notice{position:fixed;bottom:124px;left:50%;transform:translateX(-50%);width:max-content;max-width:calc(100% - 32px);background:#18243f;color:#fff;box-shadow:0 4px 16px #18243f15;border-radius:10px;padding:12px 20px;z-index:12;font-size:14px;pointer-events:none;opacity:0;transition:opacity 150ms;line-height:1.5}
.notice.is-visible{opacity:1}
.update-notice{position:fixed;bottom:122px;right:24px;z-index:15;display:flex;gap:16px;align-items:center;padding:12px 16px;border:1px solid var(--line);background:var(--bg);border-radius:12px;box-shadow:0 4px 20px #11111112;font-size:14px}
dialog{border:1px solid var(--line);border-radius:20px;background:var(--bg);color:var(--ink);width:min(520px,calc(100% - 32px));max-height:calc(100svh - 48px);padding:24px;overflow:auto;overscroll-behavior:contain}
dialog::backdrop{background:#10192d66}
.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:16px}
.dialog-head h2{font-size:24px;font-weight:500;letter-spacing:-.03em}
.dialog-head .icon-btn{font-size:28px;border-color:transparent}
.dialog-intro{font-size:15px;color:#51565f;line-height:1.6;margin:16px 0 24px}
.order-options{border:0;padding:0;margin:0}
.order-options legend{font-size:15px;font-weight:500;margin-bottom:12px}
.order-options label{display:flex;align-items:center;gap:12px;min-height:68px;padding:12px;border:1px solid var(--line);border-radius:10px;margin-bottom:8px;cursor:pointer;font-size:15px}
.order-options label:has(:checked){background:#f2f5ff;border-color:#b8c9f8}
.order-options input{accent-color:var(--action);width:18px;height:18px;margin:0}
.order-options small{display:block;color:var(--muted);font-size:12px;margin-top:3px}
.settings-section{border-top:1px solid var(--line);margin-top:24px;padding-top:20px}
.settings-section h3{font-size:15px;font-weight:500;margin:0 0 8px}
.settings-section p{font-size:14px;color:#51565f;line-height:1.7;margin:8px 0}
.settings-section p .ipa{font-size:20px;color:var(--ink)}
.settings-section .link{font-size:13px;display:inline-flex;align-items:center;min-height:44px}
.install-btn{width:100%;margin-top:8px}
.install-help{padding:12px;border-radius:8px;background:var(--surface)}
.reset-section>.btn{width:100%}
.reset-actions{display:flex;gap:8px;margin-top:12px}
.reset-actions .btn{flex:1;font-size:13px}
.privacy-note{font-size:12px;color:var(--muted);margin:24px 0 0}
.noscript{position:fixed;inset:100px 24px auto;padding:24px;background:white;border:1px solid var(--line);z-index:20}
@media(min-width:1100px) and (min-height:750px){.app-main{padding-top:36px}.map-panel{top:24px}.map-viewport{aspect-ratio:1.69}.state-list{max-height:calc(100svh - 365px);min-height:360px;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#cbd3e1 transparent;padding-right:8px}.list-footnote{margin-top:16px}}
@media(max-width:1199px){:root{--gut:32px}.workspace{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:24px}.map-panel{padding:16px}.selected-state{padding:12px 16px 16px}.state-list{gap:0 8px}.tile-main{padding-inline:8px}.tile-name{font-size:17px}.tile-ipa{font-size:13px}.intro{gap:24px}.progress-panel{width:288px}.selected-words h3{font-size:29px}.dock-copy p{max-width:380px}}
@media(max-width:899px){:root{--gut:24px}.workspace{grid-template-columns:minmax(0,1fr);gap:16px}.mobile-view-switch{display:flex;background:#f0f2f6;border-radius:10px;padding:4px;gap:4px;margin-bottom:4px}.view-button{min-height:44px;width:50%;display:flex;justify-content:center;align-items:center;gap:8px;border:0;border-radius:7px;background:transparent;color:#586271;font-size:14px;transition:background-color 150ms}.view-button svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.view-button[aria-pressed=true]{background:#fff;color:var(--action);box-shadow:0 1px 3px #10214a0b}.workspace[data-view=list]>.map-panel{display:none}.workspace[data-view=map]>.list-panel{display:none}.map-panel{position:static;max-width:720px;width:100%;margin:0 auto}.list-panel{width:100%}.state-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:0 16px}.tile-main{min-height:112px}.tile-name{font-size:19px}.tile-ipa{font-size:15px}.intro{gap:32px}.intro-copy{flex:1}.progress-panel{width:240px}.dock-copy p{max-width:300px}.training-actions{gap:8px}.hide-btn{min-width:220px}.undo-btn span{display:none}.undo-btn{width:52px;padding-inline:12px}.selected-words h3{font-size:36px}.selected-content{margin-top:8px}}
@media(max-width:599px){:root{--gut:20px}html{scrollbar-gutter:auto;scroll-padding-top:20px}.app-header{height:76px;padding-top:env(safe-area-inset-top)}.brand{gap:10px;font-size:17px}.brand-mark{width:42px;height:42px;line-height:42px;font-size:25px;border-radius:11px}.brand-sub{font-size:11px}.header-actions{gap:12px}.save-state{font-size:11px;max-width:114px;line-height:1.4;gap:6px}.status-dot{width:5px;height:5px;flex-shrink:0}.header-actions .icon-btn{width:44px;height:44px;border-color:transparent}.app-main{padding-top:24px;padding-bottom:132px}.intro{display:block;margin-bottom:20px}.eyebrow{font-size:11px;margin-bottom:8px}h1{font-size:34px;margin-bottom:10px;line-height:1.1}.intro-copy>p:last-child{font-size:14px;line-height:1.6;max-width:320px}.progress-panel{width:100%;padding-top:0;margin-top:24px}.progress-caption{font-size:12px;margin-bottom:10px}.progress-caption strong{font-size:24px}.progress-total{font-size:13px}.progress-track{height:10px;gap:3px}.progress-note{font-size:11px;margin-top:6px}.mobile-view-switch{margin-bottom:0}.workspace{gap:16px}.panel-heading{margin-bottom:8px}h2{font-size:16px}.list-panel>.panel-heading{margin-bottom:8px}.state-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 12px}.tile-main{min-height:112px;padding:12px 8px 14px}.tile-name{font-size:18px}.tile-ipa{font-size:15px;line-height:1.5}.tile-meta{font-size:11px;margin-bottom:9px}.state-tile.is-hidden .tile-main{min-height:104px}.state-tile.is-peeking .tile-ipa{font-size:15px}.list-footnote{margin-inline:8px;font-size:11px}.training-dock{padding:12px 0 max(16px,env(safe-area-inset-bottom))}.dock-inner{display:block}.dock-copy{margin-bottom:10px;display:flex;align-items:baseline;gap:10px}.round-label{font-size:11px;flex-shrink:0;color:#51565f}.dock-copy p{font-size:11px;line-height:1.4;margin:0;max-width:none;overflow-wrap:anywhere}.training-actions{gap:10px}.hide-btn{min-height:52px;min-width:0;flex:1;font-size:15px;justify-content:center;gap:24px;padding-inline:16px}.undo-btn{height:52px;min-width:52px}.map-panel{padding:12px;border-radius:16px}.map-panel>.panel-heading{padding-inline:4px;margin-bottom:8px}.map-viewport{aspect-ratio:1.59}.map-legend{gap:16px;margin:12px 0 16px;font-size:11px;padding-left:4px}.selected-state{padding:8px 12px 16px;border-radius:10px;min-height:144px}.selected-words h3{font-size:30px}.selected-words .ipa{font-size:16px}.state-picker-label{display:none}#state-picker{font-size:12px;max-width:190px}.map-tip{font-size:11px;margin:12px 4px 0}.selected-state.is-masked .selected-words h3{font-size:25px}.selected-state.is-masked .selected-words p{font-size:13px}.zoom-btn{font-size:12px}.hint-btn{font-size:12px;gap:6px;padding-inline:4px}.notice{bottom:122px;font-size:13px;padding:12px 16px}.update-notice{bottom:124px;left:16px;right:16px;padding:10px 12px;font-size:12px;gap:8px}.update-notice .btn{font-size:12px}.sound-btn{width:44px;min-width:44px}.dialog-head h2{font-size:22px}dialog{padding:20px;border-radius:16px;max-height:calc(100svh - 32px)}.dialog-intro{font-size:14px}.reset-actions{flex-direction:column}.reset-actions .btn{min-height:44px}.hint-notice{font-size:12px}}
@media(max-width:359px){:root{--gut:16px}.brand-sub{font-size:10px}.save-state{max-width:96px;font-size:10px}.header-actions{gap:4px}.brand{font-size:16px}.tile-name{font-size:16px}.tile-ipa{font-size:14px}.state-tile.is-peeking .tile-name{font-size:16px}.state-tile.is-peeking .tile-ipa{font-size:14px}.state-list{column-gap:8px}.selected-words h3{font-size:26px}.selected-words .ipa{font-size:15px}.dock-copy{gap:6px}.dock-copy p{font-size:10px}.hide-btn{font-size:14px;gap:16px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important}.state-shape,.progress-tick,.tile-main,.view-button,.notice{transition:none}}
@media print{.app-header,.training-dock,.mobile-view-switch,.map-panel,.notice,dialog,.hint-btn,.progress-panel{display:none}.workspace{display:block}.state-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));max-height:none;overflow:visible}.app-main{padding:0;width:100%}.tile-main{min-height:90px}.state-tile{break-inside:avoid}.list-footnote{display:none}}