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16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-sm: 0 1px 3px var(--ds-shadow-light), 0 1px 2px var(--ds-shadow-light);--shadow-md: 0 4px 12px var(--ds-shadow-medium), 0 2px 4px var(--ds-shadow-light);--shadow-lg: 0 12px 32px var(--ds-shadow-medium), 0 4px 8px var(--ds-shadow-light);--shadow-xl: 0 24px 48px var(--ds-shadow-heavy), 0 8px 16px var(--ds-shadow-medium);--stroke-width: .2;--stroke-width-hover: .4;--stroke-width-active: .6;--stroke-width-ring: 10;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--ease-out-expo: cubic-bezier(.16, 1, .3, 1);--ease-in-out-quart: cubic-bezier(.76, 0, .24, 1);--header-height: 60px;--game-panel-width: 340px;--map-min-height: 400px;--space-page: var(--space-lg);--space-game-gap: var(--space-lg);--font-size-hero: var(--font-size-3xl);--font-size-hero-sub: var(--font-size-lg);--font-size-question: var(--font-size-2xl);--font-size-card-icon: 2.5rem;--zoom-btn-size: 36px;--vh-full: 100vh}@supports (height: 100dvh){:root{--vh-full: 100dvh}}@media(max-width:900px){:root{--game-panel-width: 100%;--map-min-height: 50dvh;--space-page: var(--space-md);--space-game-gap: var(--space-sm);--font-size-hero: var(--font-size-2xl);--font-size-hero-sub: var(--font-size-base);--font-size-question: var(--font-size-xl);--font-size-card-icon: 2rem;--zoom-btn-size: 44px}}@media(max-width:480px){:root{--header-height: 48px;--space-page: var(--space-sm);--font-size-hero: var(--font-size-xl);--font-size-card-icon: 1.75rem;--font-size-question: var(--font-size-lg)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;overflow:hidden;height:100%}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}:focus-visible{outline:2px solid var(--ds-info);outline-offset:2px;border-radius:var(--radius-sm)}body{font-family:var(--font-family);font-size:var(--font-size-base);color:var(--ds-text);background-color:var(--ds-bg);line-height:1.6;height:100%;overflow:hidden}#app:has(.quiz-view)>header,#app:has(.play-view)>header,#app:has(.explore-view)>header{display:none}@media(max-width:900px){#app:has(.quiz-view),#app:has(.play-view),#app:has(.explore-view),#app:has(.game-layout){height:var(--vh-full);overflow:hidden;touch-action:none}}img,svg{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none;font-size:inherit}ul,ol{list-style:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);font-weight:var(--font-weight-bold);font-size:var(--font-size-base);border-radius:var(--radius-md);transition:all var(--transition-fast);-webkit-user-select:none;user-select:none;white-space:nowrap}.btn-primary{background-color:var(--ds-correct);color:var(--ds-bg);box-shadow:0 4px 16px var(--ds-correct-25);transform:translateY(0)}.btn-primary:hover{background-color:var(--ds-correct-80);box-shadow:0 6px 24px var(--ds-correct-35)}.btn-primary:active{transform:translateY(2px);box-shadow:0 2px 8px var(--ds-correct-25)}.btn-secondary{background-color:var(--ds-surface);color:var(--ds-text);border:1px solid var(--ds-white-10);box-shadow:none;transform:translateY(0)}.btn-secondary:hover{background-color:var(--ds-surface-hover);border-color:var(--ds-white-15)}.btn-secondary:active{transform:translateY(2px)}.btn-blue{background-color:var(--ds-info);color:var(--ds-bg);box-shadow:0 4px 16px var(--ds-info-25);transform:translateY(0)}.btn-blue:hover{background-color:var(--ds-info-80);box-shadow:0 6px 24px var(--ds-info-25)}.btn-blue:active{transform:translateY(2px);box-shadow:0 2px 8px var(--ds-info-25)}.btn-lg{padding:var(--space-md) var(--space-xl);font-size:var(--font-size-lg);border-radius:var(--radius-lg)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.text-center{text-align:center}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-lg)}@keyframes pop-in{0%{transform:scale(.85);opacity:0}60%{transform:scale(1.04)}to{transform:scale(1);opacity:1}}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-3px)}80%{transform:translate(3px)}}@keyframes slide-up{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes slide-down{0%{transform:translateY(-16px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.75;transform:scale(1.04)}}@keyframes confetti-fall{0%{transform:translateY(-10px) rotate(0);opacity:1}to{transform:translateY(100vh) rotate(720deg);opacity:0}}@keyframes bounce-in{0%{transform:scale(0);opacity:0}40%{transform:scale(1.15)}60%{transform:scale(.92)}80%{transform:scale(1.04)}to{transform:scale(1);opacity:1}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes progress-fill{0%{width:0}}@keyframes glow-pulse{0%,to{filter:drop-shadow(0 0 4px rgba(88,204,2,.3))}50%{filter:drop-shadow(0 0 14px rgba(88,204,2,.7))}}@keyframes shimmer{0%{background-position:-200% center}to{background-position:200% center}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes scale-in{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}@keyframes ring-draw{0%{stroke-dasharray:0 327}}.animate-pop-in{animation:pop-in .4s var(--ease-spring) both}.animate-shake{animation:shake .45s ease both}.animate-slide-up{animation:slide-up .4s var(--ease-out-expo) both}.animate-slide-down{animation:slide-down .4s var(--ease-out-expo) both}.animate-pulse{animation:pulse 1.5s ease-in-out infinite}.animate-bounce-in{animation:bounce-in .6s var(--ease-spring) both}.animate-fade-in{animation:fade-in .3s ease both}.animate-glow{animation:glow-pulse 1.5s ease-in-out infinite}.animate-scale-in{animation:scale-in .35s var(--ease-out-expo) both}.animate-float{animation:float 3s ease-in-out infinite}.stagger-children>*:nth-child(1){animation-delay:0ms}.stagger-children>*:nth-child(2){animation-delay:50ms}.stagger-children>*:nth-child(3){animation-delay:.1s}.stagger-children>*:nth-child(4){animation-delay:.15s}.stagger-children>*:nth-child(5){animation-delay:.2s}.stagger-children>*:nth-child(6){animation-delay:.25s}.stagger-children>*:nth-child(7){animation-delay:.3s}.stagger-children>*:nth-child(8){animation-delay:.35s}.stagger-children>*:nth-child(9){animation-delay:.4s}.stagger-children>*:nth-child(10){animation-delay:.45s}.fade-enter-active,.fade-leave-active{transition:opacity .25s ease}.fade-enter-from,.fade-leave-to{opacity:0}.slide-enter-active,.slide-leave-active{transition:all .35s var(--ease-out-expo)}.slide-enter-from{transform:translateY(16px);opacity:0}.slide-leave-to{transform:translateY(-16px);opacity:0}.scale-enter-active,.scale-leave-active{transition:all .3s var(--ease-spring)}.scale-enter-from,.scale-leave-to{transform:scale(.92);opacity:0}:root{--ds-bg: #0a090e;--ds-surface: #13121a;--ds-surface-hover: #1b1a24;--ds-accent: #c9a84c;--ds-accent-hover: #d4b55a;--ds-accent-glow: rgba(201, 168, 76, .2);--ds-text: #d8dae0;--ds-text-muted: #797675;--ds-border: rgba(255, 255, 255, .06);--ds-correct: #4ade80;--ds-incorrect: #f87171;--ds-info: #22d3ee;--ds-warning: #e5a820;--ds-expert: #ce82ff;--ds-glass-bg: rgba(0, 0, 0, .7);--ds-glass-bg-light: rgba(0, 0, 0, .6);--ds-glass-bg-heavy: rgba(0, 0, 0, .8);--ds-glass-bg-solid: rgba(0, 0, 0, .9);--ds-bg-overlay: rgba(10, 9, 14, .85);--ds-bg-overlay-heavy: rgba(10, 9, 14, .7);--ds-shadow-light: rgba(0, 0, 0, .15);--ds-shadow-medium: rgba(0, 0, 0, .2);--ds-shadow: rgba(0, 0, 0, .5);--ds-shadow-heavy: rgba(0, 0, 0, .3);--ds-shadow-35: rgba(0, 0, 0, .35);--ds-white: #fff;--ds-white-02: rgba(255, 255, 255, .02);--ds-white-04: rgba(255, 255, 255, .04);--ds-white-05: rgba(255, 255, 255, .05);--ds-white-06: rgba(255, 255, 255, .06);--ds-white-08: rgba(255, 255, 255, .08);--ds-white-10: rgba(255, 255, 255, .1);--ds-white-12: rgba(255, 255, 255, .12);--ds-white-15: rgba(255, 255, 255, .15);--ds-white-25: rgba(255, 255, 255, .25);--ds-white-30: rgba(255, 255, 255, .3);--ds-white-35: rgba(255, 255, 255, .35);--ds-white-40: rgba(255, 255, 255, .4);--ds-white-45: rgba(255, 255, 255, .45);--ds-white-50: rgba(255, 255, 255, .5);--ds-white-60: rgba(255, 255, 255, .6);--ds-white-70: rgba(255, 255, 255, .7);--ds-white-80: rgba(255, 255, 255, .8);--ds-text-warm: rgba(234, 229, 216, .95);--ds-text-warm-90: rgba(234, 229, 216, .9);--ds-text-warm-85: rgba(234, 229, 216, .85);--ds-text-warm-80: rgba(234, 229, 216, .8);--ds-text-warm-75: rgba(234, 229, 216, .75);--ds-text-warm-70: rgba(234, 229, 216, .7);--ds-text-warm-50: rgba(234, 229, 216, .5);--ds-text-warm-40: rgba(234, 229, 216, .4);--ds-text-warm-35: rgba(234, 229, 216, .35);--ds-text-warm-30: rgba(234, 229, 216, .3);--ds-accent-tint: rgba(201, 168, 76, .08);--ds-accent-border: rgba(201, 168, 76, .15);--ds-accent-shadow: rgba(201, 168, 76, .04);--ds-correct-bg: rgba(74, 222, 128, .12);--ds-correct-10: rgba(74, 222, 128, .1);--ds-correct-12: rgba(74, 222, 128, .12);--ds-correct-15: rgba(74, 222, 128, .15);--ds-correct-18: rgba(74, 222, 128, .18);--ds-correct-20: rgba(74, 222, 128, .2);--ds-correct-25: rgba(74, 222, 128, .25);--ds-correct-30: rgba(74, 222, 128, .3);--ds-correct-35: rgba(74, 222, 128, .35);--ds-correct-40: rgba(74, 222, 128, .4);--ds-correct-50: rgba(74, 222, 128, .5);--ds-correct-60: rgba(74, 222, 128, .6);--ds-correct-70: rgba(74, 222, 128, .7);--ds-correct-80: rgba(74, 222, 128, .8);--ds-correct-85: rgba(74, 222, 128, .85);--ds-correct-90: rgba(74, 222, 128, .9);--ds-incorrect-08: rgba(248, 113, 113, .08);--ds-incorrect-bg: rgba(248, 113, 113, .12);--ds-incorrect-12: rgba(248, 113, 113, .12);--ds-incorrect-15: rgba(248, 113, 113, .15);--ds-incorrect-25: rgba(248, 113, 113, .25);--ds-incorrect-35: rgba(248, 113, 113, .35);--ds-incorrect-40: rgba(248, 113, 113, .4);--ds-incorrect-50: rgba(248, 113, 113, .5);--ds-incorrect-70: rgba(248, 113, 113, .7);--ds-incorrect-80: rgba(248, 113, 113, .8);--ds-incorrect-85: rgba(248, 113, 113, .85);--ds-warning-bg: rgba(229, 168, 32, .12);--ds-warning-15: rgba(229, 168, 32, .15);--ds-warning-40: rgba(251, 191, 36, .4);--ds-warning-50: rgba(251, 191, 36, .5);--ds-warning-60: rgba(251, 191, 36, .6);--ds-warning-70: rgba(251, 191, 36, .7);--ds-warning-80: rgba(229, 168, 32, .8);--ds-info-15: rgba(34, 211, 238, .15);--ds-info-25: rgba(34, 211, 238, .25);--ds-info-80: rgba(34, 211, 238, .8);--ds-expert-bg: rgba(206, 130, 255, .12);--ds-expert-15: rgba(206, 130, 255, .15);--ds-border-hover: rgba(255, 255, 255, .1);--ds-font: "Sora", "Nunito", -apple-system, BlinkMacSystemFont, sans-serif;--ds-window-radius: clamp(16px, 2.5vw, 32px);--ds-window-border: 1px solid var(--ds-white-05);--ds-window-glow: 0 0 40px var(--ds-shadow-heavy);--ds-window-inset: clamp(12px, 2vw, 40px);--ds-transition-window: 1.1s cubic-bezier(0, 0, .2, 1);--ds-transition-fade: .4s ease;--ds-transition-fast: .2s ease}[data-tooltip]{position:relative}[data-tooltip]:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%) translateY(4px);padding:4px 10px;border-radius:8px;background:var(--ds-glass-bg-heavy);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--ds-white-10);color:var(--ds-text-warm-80);font-family:var(--ds-font);font-size:.7rem;font-weight:400;letter-spacing:.02em;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .15s ease,transform .15s ease;z-index:100}[data-tooltip]:hover:after{opacity:1;transform:translate(-50%) translateY(0)}.map-region{fill:var(--color-map-land);stroke:var(--ds-white);stroke-width:var(--stroke-width);cursor:pointer;transition:fill .2s ease,stroke .2s ease,opacity .2s ease;transform-box:fill-box;transform-origin:center}.map-region--color-0{fill:var(--color-map-land-0)}.map-region--color-1{fill:var(--color-map-land-1)}.map-region--color-2{fill:var(--color-map-land-2)}.map-region--color-3{fill:var(--color-map-land-3)}.map-region--color-4{fill:var(--color-map-land-4)}.map-region--color-5{fill:var(--color-map-land-5)}.map-region--color-6{fill:var(--color-map-land-6)}.map-region--color-7{fill:var(--color-map-land-7)}.map-region--color-8{fill:var(--color-map-land-8)}.map-region--color-9{fill:var(--color-map-land-9)}.map-region--color-10{fill:var(--color-map-land-10)}.map-region--color-11{fill:var(--color-map-land-11)}@media(hover:hover){.map-region:hover{filter:brightness(.92)}}.map-region--hover:not(.ocean-zone){filter:brightness(.92);stroke:var(--ds-white-25);stroke-width:var(--stroke-width-hover)}.ocean-zone.map-region--hover{fill:var(--color-ocean-overlay-hover)}@keyframes region-pop{0%{transform:scale(1)}40%{transform:scale(1.06)}to{transform:scale(1)}}.map-region--correct:not(.ocean-zone){fill:var(--ds-correct);stroke:var(--ds-correct-80);stroke-width:var(--stroke-width-active);opacity:.85}.ocean-zone.map-region--correct{fill:var(--color-ocean-overlay-correct)}.map-region--incorrect:not(.ocean-zone){fill:var(--ds-incorrect);stroke:var(--ds-incorrect-80);stroke-width:var(--stroke-width-active);animation:region-pop .35s ease}.ocean-zone.map-region--incorrect{fill:var(--color-ocean-overlay-incorrect)}.map-region--highlight:not(.ocean-zone){fill:var(--ds-warning);stroke:var(--ds-warning-70);stroke-width:var(--stroke-width-hover);animation:pulse 1.5s ease-in-out infinite}.ocean-zone.map-region--highlight{fill:var(--color-ocean-overlay-highlight);animation:pulse 1.5s ease-in-out infinite}.map-region--failed:not(.ocean-zone){fill:var(--ds-incorrect-15);stroke:var(--ds-incorrect-80);stroke-width:var(--stroke-width-active);opacity:.85;cursor:default}.ocean-zone.map-region--failed{fill:var(--color-ocean-overlay-incorrect);cursor:default}.map-region--correct-recent:not(.ocean-zone){fill:var(--ds-correct-15);stroke:var(--ds-correct);stroke-width:var(--stroke-width-active);opacity:.85;cursor:default;animation:region-pop .35s ease}.ocean-zone.map-region--correct-recent{fill:var(--color-ocean-overlay-correct);cursor:default}.map-region--failed-recent:not(.ocean-zone){fill:var(--ds-warning);stroke:var(--ds-warning-70);stroke-width:var(--stroke-width-active);opacity:.85;cursor:default;animation:region-pop .35s ease}.ocean-zone.map-region--failed-recent{fill:var(--color-ocean-overlay-incorrect);cursor:default}.map-region--dimmed{opacity:.4;cursor:default}.ocean-zone{fill:transparent;cursor:pointer;transition:fill .2s ease}@media(hover:hover){.ocean-zone:hover{fill:var(--color-ocean-overlay)}}.ocean-label{fill:var(--color-ocean-label);font-family:var(--font-family);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);font-style:italic;text-anchor:middle;pointer-events:none;-webkit-user-select:none;user-select:none;transition:fill .2s ease}.ocean-label.label-highlight{fill:var(--ds-warning-70);font-weight:var(--font-weight-extrabold)}.country-label{fill:var(--ds-text);font-family:var(--font-family);font-weight:var(--font-weight-bold);text-anchor:middle;dominant-baseline:central;pointer-events:none;-webkit-user-select:none;user-select:none;opacity:0;animation:label-fade-in .3s ease forwards}@keyframes label-fade-in{to{opacity:.9}}