:root{
  --bg:#f7f7ff;--panel:#ffffff;--ink:#25233a;--muted:#716f86;--line:#e8e7f4;
  --violet:#6d5dfc;--violet2:#8b7dff;--violetSoft:#efedff;--pink:#ff7eb6;--blue:#54b7f3;
  --green:#50c990;--yellow:#ffc857;--orange:#ff9567;--red:#ef6a73;--shadow:0 16px 42px rgba(67,54,128,.12);
  --radius:28px;--safe:env(safe-area-inset-bottom,0px)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,#f9f8ff,#f3fbff 54%,#fff9f2);color:var(--ink);font-family:Inter,ui-rounded,"Nunito",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;min-height:100%;overflow-x:hidden}button,input{font:inherit}button{cursor:pointer}.hidden{display:none!important}.ambient{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:0}.ambient i{position:absolute;border-radius:50%;filter:blur(5px);opacity:.32;animation:floaty 10s ease-in-out infinite}.ambient i:nth-child(1){width:190px;height:190px;background:#c7c0ff;top:4%;left:-80px}.ambient i:nth-child(2){width:240px;height:240px;background:#bcecff;top:28%;right:-130px;animation-delay:-3s}.ambient i:nth-child(3){width:160px;height:160px;background:#ffd8e9;bottom:10%;left:6%;animation-delay:-5s}.ambient i:nth-child(4){width:120px;height:120px;background:#ffe5a8;bottom:30%;right:12%;animation-delay:-7s}@keyframes floaty{50%{transform:translate(20px,-22px) scale(1.08)}}
.shell{position:relative;z-index:1;max-width:1180px;margin:auto;padding:18px 18px calc(100px + var(--safe))}.topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px}.brand{border:0;background:transparent;display:flex;align-items:center;gap:11px;color:var(--ink);padding:6px;text-align:left}.brand-orb,.mini-aisha{display:grid;place-items:center;width:42px;height:42px;border-radius:15px;background:linear-gradient(145deg,var(--violet),var(--pink));color:#fff;font-weight:1000;box-shadow:0 8px 20px rgba(109,93,252,.24)}.brand strong{display:block;font-size:18px}.brand small{display:block;color:var(--muted);margin-top:1px}.top-stats{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.top-stats span{background:rgba(255,255,255,.88);border:1px solid var(--line);padding:9px 11px;border-radius:14px;font-size:14px;box-shadow:0 8px 20px rgba(67,54,128,.05)}
.hero-card{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:26px;background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:34px;padding:clamp(22px,4vw,44px);box-shadow:var(--shadow);overflow:hidden;position:relative}.hero-card:after{content:"";position:absolute;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,#ece8ff,transparent 68%);right:-80px;top:-80px;z-index:0}.hero-copy,.aisha-panel{position:relative;z-index:1}.grade-pill,.tiny-label,.section-title span{display:inline-flex;color:var(--violet);font-size:12px;font-weight:1000;letter-spacing:.08em}.hero-copy h1{font-size:clamp(34px,5vw,61px);line-height:1.03;margin:12px 0 15px;letter-spacing:-.045em}.hero-copy h1 em{font-style:normal;color:var(--violet)}.hero-copy>p{font-size:clamp(16px,2vw,19px);line-height:1.65;color:var(--muted);max-width:720px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.btn{border:0;border-radius:17px;min-height:46px;padding:12px 17px;font-weight:900;transition:transform .15s ease,filter .15s ease,box-shadow .15s ease}.btn:active{transform:scale(.98)}.btn.primary{background:linear-gradient(135deg,var(--violet),var(--violet2));color:#fff;box-shadow:0 12px 26px rgba(109,93,252,.26)}.btn.soft{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn.big{min-height:54px;padding:15px 20px}.daily{margin-top:22px;border:1px solid #eee7c9;background:#fffbeb;border-radius:18px;padding:12px 14px;display:flex;align-items:center;gap:11px;max-width:610px}.daily>span{font-size:25px}.daily div{min-width:0;flex:1}.daily b,.daily small{display:block}.daily small{color:#7d7456;margin-top:2px}.daily>strong{white-space:nowrap;color:#88762c}.aisha-panel{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:330px}.speech{background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px 16px;max-width:285px;font-weight:800;line-height:1.45;box-shadow:0 12px 24px rgba(67,54,128,.08);position:relative;margin-bottom:6px}.speech:after{content:"";position:absolute;left:46%;bottom:-8px;width:14px;height:14px;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transform:rotate(45deg)}
.aisha{width:170px;height:225px;position:relative;animation:aishaBob 3.4s ease-in-out infinite;transform-origin:center bottom}.aisha-face{position:absolute;left:43px;top:40px;width:88px;height:102px;border-radius:45% 45% 48% 48%;background:#f2b790;z-index:4;box-shadow:inset 0 -6px 0 rgba(184,106,72,.08)}.aisha-hair.back{position:absolute;left:27px;top:24px;width:121px;height:137px;border-radius:48% 48% 44% 44%;background:#33293d;z-index:1}.aisha-hair.fringe{position:absolute;left:-4px;top:-9px;width:96px;height:39px;background:#33293d;border-radius:48% 48% 60% 30%;transform:rotate(-5deg)}.aisha-ear{position:absolute;top:81px;width:17px;height:26px;background:#efb28d;border-radius:50%;z-index:3}.aisha-ear.left{left:34px}.aisha-ear.right{right:28px}.aisha-face i{position:absolute;display:block}.eye{top:48px;width:12px;height:15px;background:#28202e;border-radius:50%;animation:blink 5s infinite}.eye.left{left:20px}.eye.right{right:20px}.eye:after{content:"";position:absolute;width:4px;height:4px;border-radius:50%;background:#fff;left:2px;top:2px}.brow{top:37px;width:17px;height:3px;background:#493245;border-radius:10px}.brow.left{left:16px;transform:rotate(-6deg)}.brow.right{right:16px;transform:rotate(6deg)}.nose{left:42px;top:62px;width:5px;height:8px;border-right:2px solid rgba(123,66,53,.3);border-bottom:2px solid rgba(123,66,53,.3);border-radius:0 0 5px}.mouth{left:34px;top:78px;width:23px;height:10px;border-bottom:3px solid #9f4f5d;border-radius:0 0 20px 20px}.cheek{top:70px;width:14px;height:7px;background:#e98b8e;border-radius:50%;opacity:.42}.cheek.left{left:8px}.cheek.right{right:8px}.aisha-neck{position:absolute;top:133px;left:73px;width:28px;height:27px;background:#eeb18b;z-index:2}.aisha-body{position:absolute;left:37px;bottom:2px;width:100px;height:78px;border-radius:28px 28px 16px 16px;background:linear-gradient(150deg,#7767ff,#a970df);z-index:2;display:grid;place-items:center;color:#fff;font-size:26px;font-weight:1000}.aisha-arm{position:absolute;top:158px;width:25px;height:68px;background:#efb38d;border-radius:15px;z-index:1}.aisha-arm.left{left:26px;transform:rotate(13deg)}.aisha-arm.right{right:20px;transform:rotate(-25deg);transform-origin:top;animation:wave 3.5s ease-in-out infinite}.aisha-buttons{display:flex;gap:8px}.mini-btn{border:1px solid var(--line);background:#fff;border-radius:14px;padding:9px 12px;font-weight:800;color:var(--ink)}@keyframes aishaBob{50%{transform:translateY(-7px)}}@keyframes wave{0%,45%,100%{transform:rotate(-25deg)}60%{transform:rotate(-52deg)}75%{transform:rotate(-15deg)}}@keyframes blink{0%,46%,49%,100%{transform:scaleY(1)}47%,48%{transform:scaleY(.08)}}
.section-title,.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:30px 2px 14px}.section-title h2,.section-head h2{margin:5px 0 0;font-size:clamp(25px,3.5vw,37px);letter-spacing:-.03em}.section-head p{margin:6px 0 0;color:var(--muted)}.mode-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.mode-card{border:1px solid var(--line);background:#fff;border-radius:23px;padding:17px;text-align:left;color:var(--ink);min-height:145px;display:flex;flex-direction:column;align-items:flex-start;box-shadow:0 9px 24px rgba(67,54,128,.06);transition:.18s ease}.mode-card:hover,.game-pick:hover,.topic-card:hover,.world-card:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(67,54,128,.12)}.mode-card .mode-icon{font-size:34px}.mode-card div{margin-top:auto}.mode-card b,.mode-card small{display:block}.mode-card b{font-size:18px}.mode-card small{color:var(--muted);margin-top:3px}.mode-card em{font-style:normal;font-size:12px;font-weight:1000;margin-top:8px;color:var(--violet)}.mode-card.adventure{background:linear-gradient(145deg,#f0edff,#fff)}.mode-card.arcade{background:linear-gradient(145deg,#eaf8ff,#fff)}.mode-card.train{background:linear-gradient(145deg,#ecfff5,#fff)}.mode-card.calm{background:linear-gradient(145deg,#fff8df,#fff)}.home-row{display:grid;grid-template-columns:1.35fr .65fr;gap:12px;margin-top:12px}.journey-card,.reward-card{background:#fff;border:1px solid var(--line);border-radius:23px;padding:18px;display:flex;align-items:center;gap:18px}.journey-card>div:first-child{flex:1}.journey-card h3{margin:6px 0}.journey-card p{margin:0;color:var(--muted)}.journey-progress{min-width:200px}.journey-progress>div,.progress-row>div{height:10px;border-radius:99px;background:#eeeefa;overflow:hidden}.journey-progress i,.progress-row i{display:block;height:100%;background:linear-gradient(90deg,var(--violet),var(--pink));border-radius:inherit}.journey-progress small{display:block;color:var(--muted);margin-top:7px;text-align:right}.reward-card>span{font-size:42px}.reward-card b,.reward-card small{display:block}.reward-card small{color:var(--muted);margin-top:4px}
.game-pick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.game-pick{border:1px solid var(--line);background:#fff;border-radius:25px;padding:20px;text-align:left;min-height:190px;display:flex;flex-direction:column;align-items:flex-start;color:var(--ink);transition:.18s ease}.game-pick>span{font-size:42px}.game-pick b{font-size:19px;margin-top:auto}.game-pick small{color:var(--muted);line-height:1.45;margin-top:5px}.game-pick em{font-style:normal;font-weight:1000;color:var(--violet);font-size:12px;margin-top:10px}.competency-note{display:flex;gap:12px;align-items:center;background:#eef6ff;border:1px solid #dcecff;border-radius:19px;padding:13px 15px;margin-bottom:14px}.competency-note span{font-size:25px}.competency-note p{margin:0;color:#465a72;line-height:1.5}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.topic-card{border:1px solid var(--line);background:#fff;border-radius:22px;padding:17px;text-align:left;transition:.18s ease;color:var(--ink);min-height:145px}.topic-card>span{font-size:30px}.topic-card b,.topic-card small{display:block}.topic-card b{font-size:17px;margin-top:12px}.topic-card small{color:var(--muted);margin-top:5px;line-height:1.4}.topic-card em{display:inline-block;margin-top:10px;font-style:normal;font-size:11px;font-weight:1000;color:var(--violet);background:var(--violetSoft);padding:5px 8px;border-radius:99px}.world-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.world-card{border:1px solid var(--line);background:#fff;border-radius:25px;padding:18px;text-align:left;color:var(--ink);transition:.18s ease;min-height:180px}.world-card .world-top{display:flex;align-items:center;justify-content:space-between}.world-card .world-icon{font-size:38px}.world-card .world-num{font-size:11px;font-weight:1000;color:var(--muted);background:#f5f4fb;border-radius:99px;padding:6px 9px}.world-card h3{margin:15px 0 6px}.world-card p{margin:0;color:var(--muted);line-height:1.45}.world-card .world-progress{margin-top:14px;height:8px;border-radius:99px;background:#eeeefa;overflow:hidden}.world-card .world-progress i{height:100%;display:block;background:linear-gradient(90deg,var(--violet),var(--pink))}
.challenge-top{display:grid;grid-template-columns:48px 1fr 48px;gap:11px;align-items:center;margin-bottom:14px}.icon-btn{width:46px;height:46px;border-radius:15px;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:1000;font-size:20px}.challenge-progress>div:first-child{display:flex;justify-content:space-between;gap:10px;font-size:13px;color:var(--muted);margin-bottom:6px}.challenge-progress .bar{height:10px;background:#ebeaf8;border-radius:99px;overflow:hidden}.challenge-progress .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--green),var(--violet));border-radius:inherit;transition:width .25s ease}.challenge-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:14px;align-items:start}.coach,.problem-card{background:#fff;border:1px solid var(--line);border-radius:27px;box-shadow:0 10px 28px rgba(67,54,128,.07)}.coach{padding:17px;position:sticky;top:12px}.coach-head{display:flex;align-items:center;gap:10px}.coach-head b,.coach-head small{display:block}.coach-head small{color:var(--muted)}.coach p{line-height:1.55;color:#57536f;min-height:72px}.coach-tools{display:grid;gap:8px}.coach-tools button{border:1px solid var(--line);background:#fafaff;border-radius:13px;padding:11px;text-align:left;font-weight:800;color:var(--ink)}.hint-dots{display:flex;gap:6px;margin-top:13px}.hint-dots i{width:9px;height:9px;border-radius:50%;background:#e5e3f0}.hint-dots i.on{background:var(--yellow)}.problem-card{padding:clamp(18px,3vw,30px)}.problem-meta{display:flex;gap:7px;flex-wrap:wrap}.problem-meta span{font-size:11px;font-weight:1000;padding:6px 9px;border-radius:99px;background:#f4f3fb;color:#625e78}.problem-meta span:first-child{background:var(--violetSoft);color:var(--violet)}.visual{margin:19px 0;min-height:180px;border-radius:22px;background:linear-gradient(145deg,#f7f8ff,#f1fbff);border:1px dashed #d9d9ed;display:grid;place-items:center;padding:18px;overflow:hidden}.problem-card h2{font-size:clamp(22px,3vw,32px);line-height:1.3;margin:8px 0 18px;letter-spacing:-.02em}.answer-area{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.answer-choice{border:2px solid var(--line);background:#fff;border-radius:17px;min-height:60px;padding:13px;font-size:19px;font-weight:1000;color:var(--ink)}.answer-choice.selected{border-color:var(--violet);background:var(--violetSoft);color:var(--violet)}.answer-choice.correct{border-color:var(--green);background:#eafff4;color:#23805a}.answer-choice.wrong{border-color:var(--red);background:#fff0f1;color:#b84d57}.number-answer{grid-column:1/-1;display:flex;gap:9px;align-items:center}.number-answer input{flex:1;min-width:0;border:2px solid var(--line);border-radius:17px;padding:15px 16px;font-size:20px;outline:none}.number-answer input:focus{border-color:var(--violet)}.unit-chip{background:#f4f3fb;border-radius:13px;padding:13px;font-weight:900}.feedback{min-height:28px;margin-top:13px;font-weight:900}.feedback.good{color:#23805a}.feedback.try{color:#b65a2d}.problem-actions{display:flex;justify-content:space-between;gap:10px;margin-top:15px}.problem-actions .btn{min-width:150px}
.math-svg{width:min(100%,520px);height:auto;display:block}.equation-big{font-size:clamp(32px,7vw,66px);font-weight:1000;color:#514a77;letter-spacing:.02em}.place-table{border-collapse:separate;border-spacing:5px;text-align:center}.place-table th{font-size:11px;color:var(--muted)}.place-table td{width:52px;height:56px;border-radius:13px;background:#fff;border:1px solid var(--line);font-size:24px;font-weight:1000}.fraction-pizza{display:grid;grid-template-columns:repeat(4,42px);gap:5px}.fraction-pizza i{width:42px;height:42px;border-radius:9px;background:#fff;border:2px solid #d9d6ef}.fraction-pizza i.fill{background:#ffca70;border-color:#efae46}.bar-chart{display:flex;align-items:flex-end;gap:18px;height:150px;border-left:2px solid #aaa7bc;border-bottom:2px solid #aaa7bc;padding:10px 14px 0}.bar-chart div{width:44px;background:linear-gradient(180deg,var(--violet2),var(--blue));border-radius:9px 9px 0 0;position:relative}.bar-chart span{position:absolute;bottom:-28px;left:50%;transform:translateX(-50%);font-size:11px;font-weight:800}.groups{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.group{padding:9px;border:2px dashed #cfcbea;border-radius:14px}.group i{display:inline-block;width:15px;height:15px;margin:3px;border-radius:50%;background:var(--pink)}
.memory-status{display:flex;gap:10px;justify-content:center;margin-bottom:14px}.memory-status span{background:#fff;border:1px solid var(--line);padding:9px 12px;border-radius:13px}.memory-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;max-width:760px;margin:auto}.memory-card{min-height:110px;border:0;border-radius:20px;background:linear-gradient(145deg,var(--violet),#978bff);color:#fff;font-size:20px;font-weight:1000;display:grid;place-items:center;box-shadow:0 10px 24px rgba(109,93,252,.18);transform-style:preserve-3d;transition:.2s}.memory-card:not(.open):not(.matched){font-size:0}.memory-card:not(.open):not(.matched):after{content:"✨";font-size:28px}.memory-card.open{background:#fff;color:var(--ink);border:2px solid var(--violet)}.memory-card.matched{background:#eafff4;color:#247b59;border:2px solid var(--green)}.center-actions{text-align:center;margin-top:16px}.report-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.report-grid article{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;text-align:center}.report-grid span{font-size:28px}.report-grid b{display:block;font-size:30px;margin:5px 0}.report-grid small{color:var(--muted)}.progress-panel{margin-top:14px;background:#fff;border:1px solid var(--line);border-radius:25px;padding:20px}.progress-panel h3{margin-top:0}.mastery-row{display:grid;grid-template-columns:minmax(120px,220px) 1fr 50px;gap:10px;align-items:center;margin:12px 0}.mastery-row b{font-size:13px}.mastery-row .track{height:10px;background:#eeeefa;border-radius:99px;overflow:hidden}.mastery-row .track i{display:block;height:100%;background:linear-gradient(90deg,var(--green),var(--violet));border-radius:inherit}.mastery-row small{text-align:right;color:var(--muted)}.badge-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.badge{border:1px solid var(--line);border-radius:18px;padding:14px;text-align:center;background:#fafaff;opacity:.45}.badge.unlocked{opacity:1;background:#fffaf0;border-color:#f3dfad}.badge span{font-size:32px}.badge b,.badge small{display:block}.badge small{color:var(--muted);margin-top:3px}.parent-actions{margin-top:14px;text-align:right}
.bottom-nav{position:fixed;z-index:20;left:50%;bottom:12px;transform:translateX(-50%);width:min(calc(100% - 24px),720px);background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:22px;padding:7px;display:grid;grid-template-columns:repeat(5,1fr);box-shadow:0 16px 46px rgba(49,42,89,.17)}.bottom-nav button{border:0;background:transparent;border-radius:15px;padding:8px 6px;color:var(--muted);font-size:18px}.bottom-nav button span{display:block;font-size:10px;font-weight:900;margin-top:2px}.bottom-nav button.active{background:var(--violetSoft);color:var(--violet)}
.modal,.name-modal{position:fixed;z-index:50;inset:0;background:rgba(31,27,53,.38);display:grid;place-items:center;padding:18px}.modal-card{width:min(100%,480px);background:#fff;border-radius:28px;padding:25px;box-shadow:0 24px 70px rgba(31,27,53,.25);position:relative;text-align:center}.modal-x{position:absolute;right:13px;top:13px;width:38px;height:38px;border-radius:50%;border:0;background:#f1f0f7;font-size:24px}.modal-icon{font-size:42px}.modal-card h3{font-size:25px;margin:8px 0}.modal-card #modalText{color:var(--muted);line-height:1.65;text-align:left;margin-bottom:16px}.modal-card label{display:block;text-align:left;font-weight:900;margin:16px 0}.modal-card input{display:block;width:100%;margin-top:7px;border:2px solid var(--line);border-radius:15px;padding:13px 14px;outline:none}.modal-card input:focus{border-color:var(--violet)}.name-modal .btn{width:100%;margin-top:8px}.confetti{position:fixed;inset:0;pointer-events:none;z-index:60;overflow:hidden}.confetti i{position:absolute;top:-20px;width:10px;height:16px;border-radius:3px;animation:fall 1.6s linear forwards}@keyframes fall{to{transform:translateY(105vh) rotate(540deg);opacity:.2}}
@media(max-width:900px){.hero-card{grid-template-columns:1fr}.aisha-panel{min-height:300px}.mode-grid{grid-template-columns:repeat(2,1fr)}.home-row{grid-template-columns:1fr}.game-pick-grid,.topic-grid,.world-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.challenge-layout{grid-template-columns:1fr}.coach{position:static}.coach-tools{grid-template-columns:repeat(3,1fr)}.coach p{min-height:auto}.report-grid{grid-template-columns:repeat(2,1fr)}.badge-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.shell{padding:10px 10px calc(92px + var(--safe))}.brand small{display:none}.top-stats span{font-size:12px;padding:7px 8px}.hero-card{padding:20px;border-radius:26px}.hero-copy h1{font-size:39px}.aisha-panel{min-height:285px}.mode-grid,.game-pick-grid,.topic-grid,.world-grid{grid-template-columns:1fr}.home-row{grid-template-columns:1fr}.journey-card{display:block}.journey-progress{min-width:0;margin-top:15px}.section-head{align-items:flex-start}.section-head .btn{flex:0 0 auto}.coach-tools{grid-template-columns:1fr}.visual{min-height:150px}.answer-area{grid-template-columns:1fr}.problem-actions{flex-direction:column-reverse}.problem-actions .btn{width:100%}.memory-grid{grid-template-columns:repeat(3,1fr)}.memory-card{min-height:86px;font-size:16px}.mastery-row{grid-template-columns:110px 1fr 38px}.bottom-nav{bottom:7px}.bottom-nav button{font-size:17px;padding:7px 3px}.bottom-nav button span{font-size:9px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}.mode-card:hover,.game-pick:hover,.topic-card:hover,.world-card:hover{transform:none}}