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ease}.app-icon:hover{transform:translateY(-1px);color:var(--accent)}.app-icon.on{background:var(--accent-soft);color:var(--accent);border-color:var(--accent-line);box-shadow:none}.app-icon:active{opacity:.6}.app-lang{position:relative}.app-lang-btn{font-size:18px}.app-scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:transparent;cursor:default}.app-menu{position:absolute;top:calc(100% + 8px);right:0;z-index:41;min-width:190px;padding:6px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);display:grid;gap:2px;animation:menu-in .16s ease}@keyframes menu-in{0%{opacity:0;transform:translateY(-6px)}}.app-menu-item{display:flex;align-items:center;gap:var(--sp-sm);padding:10px var(--sp-sm);border-radius:var(--r-md);text-align:left;font-size:15px;color:var(--text)}.app-menu-item.on{background:var(--accent-soft);color:var(--accent);font-weight:600}.app-menu-check{margin-left:auto;font-weight:800}.app-body{flex:1;min-height:0;position:relative}.boot{height:100dvh;display:grid;place-items:center;align-content:center;gap:var(--sp-lg);background:radial-gradient(circle at 50% 42%,var(--accent-soft),transparent 28%),var(--bg)}.boot-mark{font-size:54px;animation:boot-pop .5s cubic-bezier(.22,1,.36,1)}@keyframes boot-pop{0%{opacity:0;transform:scale(.7)}}.boot-spinner{width:34px;height:34px;border-radius:50%;border:3px solid var(--accent-soft);border-top-color:var(--accent);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(min-width:900px){.app{width:100%;max-width:none;border-inline:0;box-shadow:none;display:grid;grid-template-columns:224px minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}.app-header{grid-column:2;grid-row:1;min-width:0;padding:16px clamp(24px,3vw,38px);padding-top:calc(16px + var(--safe-top))}.app-body{grid-column:2;grid-row:2;min-width:0;min-height:0}.app-body :is(.home,.path,.set,.gloss-head,.gloss-controls,.gloss-list),.app-body :is(.pl,.speak-list):not(.immersive){padding-inline:clamp(24px,3vw,38px)}.app-mark,.app-rail-duplicate{display:none}.app-title{font-size:24px}}.app:has(.immersive) .app-header,.app:has(.immersive) .tabbar{display:none}.app:has(.immersive) .app-body{min-height:0;height:100%}.immersive{min-height:100%;padding-top:calc(var(--sp-md) + var(--safe-top));padding-bottom:calc(var(--sp-lg) + var(--safe-bottom))}@media(min-width:900px){.app:has(.immersive){grid-template-columns:minmax(0,1fr)}.app:has(.immersive) .app-body{grid-column:1;grid-row:1 / -1}}@media(max-width:430px){.app-header{gap:6px;padding-inline:12px}.app-title{font-size:18px}.app-actions{gap:4px}}:root{--bg: #eeece4;--surface: #fffefa;--surface-up: 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var(--accent-soft);--pronunciation: var(--accent-fill);--pronunciation-fill: var(--accent-fill);--pronunciation-ink: var(--accent-ink);--pronunciation-soft: var(--accent-soft);--vocab: var(--gold);--vocab-fill: var(--gold-fill);--vocab-ink: var(--gold-ink);--vocab-soft: var(--gold-soft);--pink: var(--accent-2);--danger: #8f3340;--danger-ink: #7a2a35;--danger-soft: rgba(143, 51, 64, .1);--success: #4c5f3c;--success-ink: #3f5a2e;--success-soft: rgba(76, 95, 60, .14);--ease-spring: cubic-bezier(.22, 1, .36, 1);--lesson-gradient: linear-gradient(135deg, #3a4a2c 0%, #435334 52%, #4c5f3c 100%);--lesson-gradient-soft: linear-gradient(145deg, rgba(76, 95, 60, .12), rgba(125, 148, 99, .03));--lesson-glow: rgba(76, 95, 60, .14);--border: #e2e0d5;--border-strong: #c9c7ba;--control-border: #7f8071;--ph-correct: #4c5f3c;--ph-correct-ink: var(--success-ink);--ph-correct-bg: rgba(76, 95, 60, .14);--ph-close: #7d6118;--ph-close-ink: #7d6118;--ph-close-bg: rgba(169, 138, 63, .18);--ph-wrong: 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