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12px;display:grid}.number{height:34px;color:var(--blue);background:#f2f5ff;border-radius:9px;place-items:center;font-size:11px;font-weight:800;display:grid}.card-copy{min-width:0}.card-copy strong{text-overflow:ellipsis;white-space:nowrap;font-size:14px;display:block;overflow:hidden}.card-copy span{color:#8188a1;text-overflow:ellipsis;white-space:nowrap;margin-top:3px;font-size:11px;display:block;overflow:hidden}.card-copy span:before{content:"▧";color:var(--violet);margin-right:6px}.empty-state{text-align:center;color:var(--muted);background:#ffffffb3;border:1px dashed #cfd9ff;border-radius:16px;margin:35px 0;padding:28px}.loc-intro{width:min(1200px,100% - 32px);box-shadow:var(--shadow);background:linear-gradient(115deg,#fffffff7,#eff4fff0);border:1px solid #ffffffd9;border-radius:20px;margin:8px auto 0;padding:22px 26px}.loc-intro h1{margin:2px 0 6px;font-size:27px}.loc-intro p{color:var(--muted);max-width:760px;margin:0}.loc-hero{color:#8ea0e8;background-color:#eef2ff;border:2px solid #fff;border-radius:16px;width:100%;height:170px;margin-bottom:16px;font-size:52px;box-shadow:0 8px 22px #354f9d21}.loc-intro .cat-chip{color:var(--blue);background:#eef2ff;border-radius:20px;margin-bottom:4px;padding:3px 11px;font-size:12px;font-weight:700;display:inline-block}.pack-block{width:min(1200px,100% - 32px);margin:26px auto 0}.pack-block .pack-head{align-items:baseline;gap:12px;margin:0 4px 13px;display:flex}.pack-block .pack-head h2{margin:0;font-size:20px}.pack-block .pack-head .lvl{color:var(--blue);background:#f2f5ff;border-radius:7px;padding:2px 9px;font-size:12px;font-weight:800}.pack-block .pack-head p{color:var(--muted);margin:0;font-size:13px}.scenario-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.scenario-card{box-shadow:var(--shadow);color:inherit;background:#fffffff0;border:1px solid #ffffffe6;border-radius:15px;padding:16px 17px;text-decoration:none;transition:transform .2s,box-shadow .2s;display:block}.scenario-card:hover{transform:translateY(-3px);box-shadow:0 16px 34px #3652ae29}.scenario-card .num{color:var(--blue);font-size:11px;font-weight:800}.scenario-card h3{margin:6px 0 8px;font-size:15px;line-height:1.3}.scenario-card .goal{color:var(--muted);-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;margin:0 0 12px;font-size:12.5px;line-height:1.4;display:-webkit-box;overflow:hidden}.scenario-card .kw{flex-wrap:wrap;gap:6px;display:flex}.scenario-card .kw span{color:#5a6796;background:#f4f7ff;border-radius:20px;padding:2px 8px;font-size:11px}.home-hero{text-align:center;width:min(1100px,100% - 32px);margin:40px auto 0}.home-hero .kicker{color:var(--blue);font-size:13px;font-weight:750}.home-hero h1{letter-spacing:-.5px;margin:10px 0 12px;font-size:38px;line-height:1.12}.home-hero p{max-width:620px;color:var(--muted);margin:0 auto 22px;font-size:16px}.home-cta{flex-wrap:wrap;justify-content:center;gap:12px;display:inline-flex}.home-quick-searches{flex-wrap:wrap;justify-content:center;gap:9px;max-width:920px;margin:20px auto 0;display:flex}.home-quick-searches a{color:#505a7a;background:#ffffffdb;border:1px solid #dbe3ff;border-radius:999px;padding:7px 12px;font-size:12px;font-weight:650;text-decoration:none;transition:all .18s;box-shadow:0 5px 14px #3652ae12}.home-quick-searches a:hover{color:var(--blue);background:#f1f4ff;border-color:#9fb1ff;transform:translateY(-2px);box-shadow:0 7px 16px #3159f51f}.btn-primary{color:#fff;background:linear-gradient(135deg,#3159f5,#704fe8);border:0;border-radius:12px;place-items:center;height:50px;padding:0 26px;font-weight:700;text-decoration:none;display:inline-grid;box-shadow:0 9px 20px #3c4de047}.btn-ghost{border:1px solid var(--line);height:50px;color:var(--ink);background:#fff;border-radius:12px;place-items:center;padding:0 26px;text-decoration:none;display:inline-grid}.status-page{text-align:center;flex-direction:column;justify-content:center;align-items:center;width:min(720px,100% - 32px);min-height:55vh;margin:70px auto;display:flex}.status-code{color:var(--blue);letter-spacing:-.06em;font-size:72px;font-weight:850;line-height:1}.status-page h1{margin:14px 0 8px;font-size:34px}.status-page p{max-width:520px;color:var(--muted);margin:0;font-size:16px;line-height:1.6}.status-actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:26px;display:flex}.status-actions button{cursor:pointer;padding-inline:26px}@media (max-width:1020px){.header-search,.search{display:none}.search-hero{grid-template-columns:1fr;gap:20px}.scenario-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:760px){.explore-shell{width:calc(100% - 24px)}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.scenario-grid{grid-template-columns:1fr}.home-hero h1{font-size:29px}.search-hero{padding:22px 18px}.search-hero h1{font-size:24px}.level-filter{flex-direction:column;align-items:flex-start}.level-filter-options{flex-wrap:nowrap;width:100%;padding-bottom:3px;overflow-x:auto}.level-filter-options button{flex:none}}@media (max-width:430px){.card-grid{grid-template-columns:1fr}}.scenario-slider{grid-template-columns:34px minmax(0,1fr) 34px 78px;align-items:center;gap:8px;width:min(1200px,100% - 32px);margin:18px auto 0;display:grid}.slider-viewport{scroll-behavior:smooth;scrollbar-width:none;scroll-snap-type:x mandatory;padding:4px 2px 7px;overflow-x:auto}.slider-viewport::-webkit-scrollbar{display:none}.slider-track{gap:14px;width:max-content;display:flex}.slider-card{scroll-snap-align:start;cursor:pointer;text-align:center;color:#59617b;background:0 0;border:0;flex:0 0 232px;padding:0;text-decoration:none}.slider-card-image{object-fit:cover;color:#8ea0e8;background:linear-gradient(135deg,#dfe8ff,#efe6ff);border:2px solid #fff;border-radius:13px;place-items:center;width:232px;height:70px;font-size:26px;transition:all .2s;display:grid;box-shadow:0 7px 18px #374f9c21}.slider-card-title{text-overflow:ellipsis;white-space:nowrap;margin-top:6px;font-size:13px;display:block;overflow:hidden}.slider-card:hover:not(.active) .slider-card-image{transform:translateY(-2px);box-shadow:0 10px 23px #3a4eb233}.slider-card.active .slider-card-image{border-color:#657cff;outline:none;transform:none;box-shadow:0 0 0 1px #657cff,0 7px 18px #374f9c21}.slider-card.active .slider-card-title{color:var(--blue);font-weight:700}.slider-arrow{color:#5d69ef;cursor:pointer;text-shadow:0 4px 10px #3f4cde33;background:0 0;border:0;place-items:center;width:34px;height:54px;font-size:50px;line-height:1;display:grid}.slider-arrow:hover{color:#344ee8;transform:scale(1.08)}.slider-arrow:disabled{opacity:.25;cursor:default;transform:none}.slider-all{color:#5d68d9;cursor:pointer;background:0 0;border:0;border-radius:12px;flex-direction:column;justify-content:center;align-self:stretch;align-items:center;gap:2px;display:flex}.slider-all span{font-size:35px;line-height:1}.slider-all strong{color:#59617b;font-size:12px;font-weight:600}.slider-all:hover,.slider-all[aria-expanded=true]{background:#657cff17}.slider-all[aria-expanded=true] span,.slider-all[aria-expanded=true] strong{color:var(--blue)}.scenario-slider.show-all{grid-template-columns:minmax(0,1fr) 78px;align-items:start}.scenario-slider.show-all .slider-viewport{overflow:visible}.scenario-slider.show-all .slider-track{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;width:100%;display:grid}.scenario-slider.show-all .slider-card,.scenario-slider.show-all .slider-card-image{width:100%}.scenario-slider.show-all .slider-card{min-width:0}.scenario-slider.show-all .slider-prev,.scenario-slider.show-all .slider-next{display:none}.scenario-slider.show-all .slider-all{align-self:start;height:78px}.page-shell{margin-top:14px}.card{box-shadow:var(--shadow);background:#fffffff0;border:none}.lesson-card{background:linear-gradient(155deg,#fffffffa,#f7fafff5);flex-direction:column;align-self:start;height:430px;min-height:430px;padding:18px;display:flex}.dialogue-card{background:linear-gradient(155deg,#fff,#faf9ff);align-self:start;height:430px;min-height:430px}.eyebrow{color:var(--blue);letter-spacing:.04em}.icon-button{color:var(--blue);background:#f9faff;border-color:#dfe5fb}.icon-button:hover{background:#edf2ff;border-color:#b9c8ff}h1{color:#11162c}.setup strong{color:var(--blue)}.location span{color:var(--orange)}.scene-frame{background:#fff;border:1px solid #edf0fa;border-radius:14px;flex:none;height:166px;padding:10px;overflow:hidden;box-shadow:0 8px 22px #354f9d21}.scene-frame .scene-sprite{width:100%;height:100%;box-shadow:none;color:#8ea0e8;border:0;border-radius:10px;font-size:52px;background-color:#fff!important}.scenario-title-row{grid-template-columns:1fr auto;align-items:start;gap:12px;margin-top:14px;display:grid}.scenario-title-row h1{max-width:490px;margin:0;font-size:21px;line-height:1.18}.scenario-title-row .icon-button{margin-top:-1px}.lesson-card .location{color:#8188a1;margin:10px 2px 7px}.lesson-card .location strong{color:#59617c}.lesson-card .setup{border-bottom:1px solid #edf0fb;margin:0 2px 10px;padding-bottom:10px;line-height:1.42}.lesson-card .stats{grid-template-columns:minmax(110px,.75fr) minmax(0,2.25fr);margin-top:8px}.lesson-card .stats>div{min-width:0}.lesson-card .stats>div:first-child{background:#fff7ed;border-color:#ffe2c2}.lesson-card .stats>div:nth-child(2){background:#f7f3ff;border-color:#e8dcff}.lesson-card .stats>div:first-child .stat-icon{color:var(--orange)}.lesson-card .stats>div:nth-child(2) .stat-icon{color:var(--violet)}.lesson-card .stats p{min-width:0}.lesson-card .stats strong{-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;line-height:1.25;display:-webkit-box;overflow:hidden}.stats>div{background:#f7f9ff;border-color:#e1e8ff}.avatar-l{color:var(--blue-dark);background:linear-gradient(135deg,#e2eaff,#d8e2ff);border-color:#cad6ff}.avatar-m{color:#a24d2a;background:linear-gradient(135deg,#ffeadb,#f5ddff);border-color:#f1d8df}.bubble{background:#fff;border-color:#e2e6f4;box-shadow:0 4px 12px #37488709}.bubble.mine{background:linear-gradient(105deg,#f3f7ff,#f9f7ff);border-color:#dce4ff}.round-action{color:var(--blue);background:#f7f9ff;border-color:#dfe5fb}.round-action:hover,.round-action:focus-visible{background:#eaf0ff;outline-color:#9eb1ff}.dialogue-list{scrollbar-color:#aebcff transparent}.dialogue-list::-webkit-scrollbar-thumb{background:#aebcff}.dialogue-help span,.dialogue-help b{color:var(--blue)}.exercise-main h2{border-left-color:var(--blue)}.exercise-card[hidden],.keywords-card[hidden]{display:none}.exercise-heading{justify-content:space-between;align-items:center;gap:16px;display:flex}.exercise-heading h2{flex:1}.hint-button{height:32px;color:var(--blue);cursor:pointer;background:#f3f6ff;border:1px solid #ccd7ff;border-radius:9px;flex:none;padding:0 13px;font-size:12px;font-weight:700}.hint-button:hover:not(:disabled){background:#e8edff;border-color:#9dafef}.hint-button:disabled{opacity:.45;cursor:default}.answer-slots button{background:#f8faff;border-color:#cdd8fb}.answer-slots button.filled{color:var(--blue-dark);background:linear-gradient(135deg,#edf2ff,#f4efff);border-color:#91a7fb}.word-bank button{background:#fff;border-color:#dfe5f8;box-shadow:0 5px 13px #32458b12}.word-bank button:hover:not(:disabled){color:var(--blue);border-color:#9db0fb;transform:translateY(-1px)}.word-bank .backspace-button{color:#3f55d9;background:#eef2ff;border-color:#cdd8ff;min-width:48px;font-size:21px;font-weight:800}.word-bank .backspace-button:hover:not(:disabled){background:#dfe6ff}.answer-feedback{color:#d93745;background:#fff1f2;border:1px solid #ffc8cc;border-radius:8px;margin-top:10px;padding:9px 12px;font-size:12px;font-weight:600}.hint{background:#fafbff;border-color:#e1e7fb;margin:11px 0 14px;font-size:15px;line-height:1.45}.hint>span:first-child,.hint strong{color:var(--blue)}.progress-track{background:#e9edfa}.progress-track span{background:linear-gradient(90deg,var(--blue),var(--violet))}.submit{background:linear-gradient(135deg,#3159f5,#704fe8);box-shadow:0 9px 20px #3c4de047}.submit:hover{filter:brightness(1.05);transform:translateY(-1px)}.submit.wrong{background:linear-gradient(135deg,#ef4654,#d93448);animation:.24s wrong-shake;box-shadow:0 9px 20px #dc344740}.submit.correct{background:linear-gradient(135deg,#28a65e,#188c4d);box-shadow:0 9px 20px #19914e38}.submit:disabled{cursor:default;filter:none;transform:none}.toast.success{color:var(--blue-dark);background:#edf3ff}.completion-toast{text-align:center;margin-top:12px;position:static}.round-action.active{background:#e7edff;border-color:#aebeff}.chat-enter{animation:.28s both chat-in}.conversation-start{text-align:center;color:#59617b;flex-direction:column;flex:1;justify-content:center;align-items:center;min-height:100%;padding:24px;display:flex}.conversation-start .start-icon{width:48px;height:48px;color:var(--blue);background:linear-gradient(135deg,#e7edff,#efe8ff);border-radius:16px;place-items:center;margin-bottom:12px;font-size:23px;display:grid;box-shadow:0 8px 18px #4153ca1f}.conversation-start strong{color:#202845;font-size:16px}.conversation-start p{color:#838aa2;max-width:340px;margin:7px 0 17px;font-size:12px;line-height:1.5}.start-conversation{color:#fff;cursor:pointer;background:linear-gradient(135deg,#3159f5,#704fe8);border:0;border-radius:10px;min-width:172px;height:42px;padding:0 20px;font-size:13px;font-weight:700;box-shadow:0 8px 18px #3c4de040}.start-conversation:hover:not(:disabled){filter:brightness(1.05);transform:translateY(-1px)}.start-conversation:disabled{cursor:wait;opacity:.9}.loading-spinner{vertical-align:-2px;border:2px solid #ffffff73;border-top-color:#fff;border-radius:50%;width:13px;height:13px;margin-right:6px;animation:.7s linear infinite spin;display:inline-block}@keyframes chat-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes wrong-shake{0%,to{transform:translate(0)}35%{transform:translate(-4px)}70%{transform:translate(4px)}}@keyframes spin{to{transform:rotate(360deg)}}.celebration-layer{z-index:9999;pointer-events:none;position:fixed;inset:0;overflow:hidden}.celebration-message{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff0;border:1px solid #ffffffe6;border-radius:20px;flex-direction:column;align-items:center;min-width:230px;padding:18px 28px;animation:.45s cubic-bezier(.2,1.6,.45,1) both celebration-pop;display:flex;position:absolute;top:43%;left:50%;transform:translate(-50%,-50%);box-shadow:0 20px 55px #33419a40}.celebration-message span{font-size:42px;line-height:1}.celebration-message strong{color:#273aa9;margin-top:7px;font-size:23px}.celebration-message small{color:#747c9a;margin-top:4px;font-size:12px}.confetti-piece{left:var(--x);width:var(--piece-width);height:var(--piece-height);background:var(--color);will-change:transform;animation:confetti-fall var(--duration) var(--delay) linear both;border-radius:2px;position:absolute;top:-24px}@keyframes celebration-pop{0%{opacity:0;transform:translate(-50%,-50%)scale(.6)}to{opacity:1;transform:translate(-50%,-50%)scale(1)}}@keyframes confetti-fall{0%{opacity:0;transform:translateY(-20px)rotate(0)}7%{opacity:1}45%{transform:translate3d(var(--drift-mid),45vh,0) rotate(var(--rotate-mid))}to{opacity:.9;transform:translate3d(var(--drift),105vh,0) rotate(var(--rotate))}}@media (prefers-reduced-motion:reduce){.celebration-message{animation:none}.confetti-piece{display:none}}.keywords-card{background:linear-gradient(145deg,#fff,#faf8ff)}.keyword{border-radius:9px;padding:7px 8px}.keyword:nth-child(odd){background:#f5f7ff}.keyword>span:first-child{color:var(--violet)}.keyword strong{color:#252d55}button{transition:all .18s}@media (max-width:1100px){.lesson-card{height:auto;min-height:378px}.dialogue-card{height:clamp(400px,60vh,520px);min-height:400px}}@media (max-width:720px){.scenario-slider{grid-template-columns:28px minmax(0,1fr) 28px 60px;gap:3px;width:calc(100% - 16px);margin-top:10px}.slider-card,.slider-card-image{width:170px}.slider-card{flex-basis:170px}.slider-card-image{height:62px}.slider-arrow{width:28px;font-size:42px}.slider-all span{font-size:29px}.slider-all strong{font-size:11px}.scenario-slider.show-all{grid-template-columns:minmax(0,1fr) 60px}.scenario-slider.show-all .slider-track{grid-template-columns:repeat(2,minmax(0,1fr))}.scenario-slider.show-all .slider-all{height:68px}.lesson-card .stats{grid-template-columns:1fr}.dialogue-card{height:clamp(380px,65dvh,520px);min-height:380px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}