:root{--prim:var(--kb-gs);--deep:var(--kb-petrol-deep);--acc:#1B7A93;--green:var(--kb-cm1);--gs-soft:#EAF4F7;--gs-line:rgba(13,76,92,.14)}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{background:linear-gradient(180deg,#E8F3F7 0%,var(--kb-cream) 340px) fixed,var(--kb-cream);-webkit-text-size-adjust:100%;overflow-x:hidden;min-height:100%}h1,h2,h3,.fred{line-height:1.12}.fred,[style*="Fredoka"]{font-family:var(--kb-font-title)!important}.hud{position:sticky;top:0;z-index:60;display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:8px 16px;background:rgba(255,255,255,.86);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(23,50,59,.07);color:var(--kb-ink)}.hud-masc-wrap{flex:0 0 auto}.hud-masc{width:38px;height:58px;border-radius:12px;box-shadow:0 4px 12px -3px rgba(13,76,92,.35)}.brand-emoji{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.hud .brand{font-family:var(--kb-font-title);font-weight:800;font-size:1.02rem;color:var(--kb-petrol);display:flex;align-items:center;gap:8px;margin-right:auto;position:relative;min-width:0}.hud .brand b{color:var(--kb-accent)}.hud .btn{padding:9px 16px;font-size:.9rem}.stars{display:flex;align-items:center;gap:6px;background:var(--kb-gs);color:#fff;padding:8px 15px;border-radius:var(--kb-r-pill);font-family:var(--kb-font-title);font-weight:700;font-size:.95rem;box-shadow:0 8px 18px -8px rgba(13,76,92,.6)}.book{position:relative;z-index:1;max-width:760px;margin:24px auto 150px;padding:0 14px}.leaf{background:#fff;border-radius:var(--kb-r-lg);border:1px solid rgba(13,76,92,.06);box-shadow:var(--kb-shadow);padding:26px 22px 32px;min-height:64vh;position:relative;overflow:hidden}.leaf.flip{animation:fi .45s ease}@keyframes fi{0%{opacity:0;transform:translateX(26px)}100%{opacity:1;transform:none}}.consigne{display:flex;gap:12px;align-items:center;background:var(--gs-soft);border:2px solid var(--gs-line);border-left:6px solid var(--kb-gs);border-radius:18px;padding:12px 16px;margin-bottom:20px}.consigne h2{font-size:1.24rem;color:var(--kb-petrol);line-height:1.18}.spk{flex:0 0 auto;width:52px;height:52px;border-radius:50%;border:0;background:var(--kb-gs);color:#fff;font-size:1.4rem;cursor:pointer;box-shadow:0 10px 18px -8px rgba(13,76,92,.6);transition:transform .15s ease,box-shadow .15s ease}.spk:hover{transform:translateY(-2px);box-shadow:0 14px 24px -8px rgba(13,76,92,.55)}.spk:active{transform:scale(.92)}.exo{display:flex;flex-direction:column;gap:18px;align-items:center}.objline{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;background:var(--kb-cream);border:2px dashed var(--gs-line);border-radius:20px;padding:18px 16px;width:100%;min-height:110px}.choices{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}.numbtn{width:84px;height:84px;border-radius:22px;border:2px solid var(--gs-line);background:#fff;font-family:var(--kb-font-title);font-weight:800;font-size:2.5rem;color:var(--kb-petrol);cursor:pointer;box-shadow:0 6px 16px -8px rgba(23,50,59,.2);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.numbtn:hover{transform:translateY(-3px);border-color:var(--kb-gs);box-shadow:var(--kb-shadow)}.numbtn.ok{background:#2E7D32;color:#fff;border-color:#2E7D32}.numbtn.no{background:#FDECEA;border-color:#E5594F;animation:sh .3s}@keyframes sh{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}.tile{min-width:96px;height:96px;padding:6px;border-radius:20px;border:2px solid var(--gs-line);background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;font-family:var(--kb-font-title);font-weight:800;font-size:3rem;color:var(--kb-ink);box-shadow:0 6px 16px -8px rgba(23,50,59,.18);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.tile:hover{transform:translateY(-3px);border-color:var(--kb-gs);box-shadow:var(--kb-shadow)}.tile.ok,.tile.good{background:#EAFAF0;border-color:var(--green)}.tile.no,.tile.bad{background:#FDECEA;border-color:#E5594F;animation:sh .3s}.pick2{flex:1;min-width:130px;border:2px solid var(--gs-line);border-radius:20px;background:#fff;padding:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px -8px rgba(23,50,59,.18);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.pick2:hover{transform:translateY(-3px);border-color:var(--kb-gs);box-shadow:var(--kb-shadow)}.pick2.ok{background:#EAFAF0;border-color:var(--green)}.pick2.no{background:#FDECEA;border-color:#E5594F;animation:sh .3s}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;width:100%}.match{display:flex;gap:22px;justify-content:center;align-items:center}.mcol{display:flex;flex-direction:column;gap:14px}.mtok{min-width:84px;height:84px;padding:6px;border-radius:18px;display:flex;align-items:center;justify-content:center;cursor:pointer;border:3px solid transparent;background:#fff;box-shadow:var(--kb-shadow);font-family:var(--kb-font-title);font-weight:800;font-size:2.4rem;transition:transform .15s ease,border-color .15s ease}.mtok:hover{transform:translateY(-2px)}.mtok.sel{border-color:var(--kb-gs)}.mtok.done{opacity:.4;cursor:default}.mtok.no{border-color:#E5594F;animation:sh .3s}.tracewrap{width:100%;display:flex;flex-direction:column;align-items:center;gap:12px}.tracecv{width:100%;max-width:560px;height:280px;background:#fff;border:2px solid var(--gs-line);border-radius:18px;touch-action:none;cursor:crosshair}.fb{margin-top:8px;min-height:30px;font-family:var(--kb-font-title);font-weight:700;font-size:1.12rem;text-align:center}.fb.win{color:var(--green)}.stamp{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-10deg) scale(0);font-family:var(--kb-font-title);font-weight:800;font-size:2.4rem;color:var(--green);border:6px solid var(--green);padding:8px 22px;border-radius:18px;background:rgba(234,250,240,.96);pointer-events:none}.stamp.show{animation:st .5s ease forwards}@keyframes st{0%{transform:translate(-50%,-50%) rotate(-10deg) scale(1.7);opacity:0}60%{opacity:1}100%{transform:translate(-50%,-50%) rotate(-10deg) scale(1);opacity:1}}.nav{position:fixed;top:auto;left:50%;right:auto;transform:translateX(-50%);bottom:16px;z-index:60;display:flex;align-items:center;gap:16px;background:#fff;border:1px solid rgba(13,76,92,.1);border-bottom:1px solid rgba(13,76,92,.1);-webkit-backdrop-filter:none;backdrop-filter:none;border-radius:var(--kb-r-pill);padding:8px 14px;box-shadow:0 18px 40px -10px rgba(23,50,59,.28)}.arrow{width:58px;height:58px;border-radius:50%;border:0;background:var(--kb-gs);color:#fff;font-size:1.6rem;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 18px -8px rgba(13,76,92,.55);transition:transform .15s ease}.arrow:hover{transform:translateY(-2px)}.arrow:active{transform:scale(.95)}.arrow:disabled{opacity:.3;transform:none}.pmid{display:flex;flex-direction:column;align-items:center;gap:5px;min-width:120px}.pmid b{font-family:var(--kb-font-title);color:var(--kb-petrol);font-size:1rem}.progress{width:120px;height:9px;border-radius:var(--kb-r-pill);background:#E7F0F2;overflow:hidden}.progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--kb-cp),var(--kb-accent));transition:width .4s}.cover{text-align:center;padding:18px 10px}.cover .badge{display:inline-block;background:var(--kb-gs);color:#fff;font-family:var(--kb-font-title);font-weight:700;padding:7px 20px;border-radius:var(--kb-r-pill);font-size:.9rem;letter-spacing:.04em}.cover h1{font-size:clamp(1.9rem,6.5vw,2.7rem);color:var(--kb-petrol);margin:14px 0 4px}.cover .lead{color:var(--kb-muted);max-width:430px;margin:10px auto 18px;font-size:1.1rem;font-weight:600}.floaty{animation:fl 3.6s ease-in-out infinite}.floaty picture,.floaty img{margin-left:auto;margin-right:auto}@keyframes fl{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}.somm{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.somm button{display:flex;align-items:center;gap:8px;text-align:left;background:#fff;border:2px solid var(--gs-line);border-radius:14px;padding:10px 12px;font-family:var(--kb-font-title);font-weight:700;color:var(--kb-petrol);cursor:pointer;font-size:.92rem;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}.somm button:hover{border-color:var(--kb-gs);transform:translateY(-2px);box-shadow:var(--kb-shadow)}.somm .n{width:26px;height:26px;flex:0 0 auto;border-radius:50%;background:var(--kb-cp);color:var(--kb-ink);display:flex;align-items:center;justify-content:center;font-size:.8rem}.diploma{text-align:center;border:6px solid var(--kb-cp);border-radius:22px;padding:24px 18px;background:linear-gradient(180deg,#fff,#FFFDF2)}.diploma h2{font-size:2rem;color:var(--kb-accent);margin:6px 0}.diploma .name{border:none;border-bottom:3px dashed var(--kb-gs);font-family:var(--kb-font-title);font-weight:800;font-size:1.5rem;text-align:center;color:var(--kb-petrol);outline:none;background:transparent;width:80%;max-width:330px;margin:14px 0;padding:8px}.confetti{position:fixed;inset:0;pointer-events:none;z-index:70;overflow:hidden}.confetti i{position:absolute;width:10px;height:15px;top:-20px;border-radius:2px;animation:fall linear forwards}@keyframes fall{to{transform:translateY(110vh) rotate(540deg);opacity:.9}}@media(max-width:560px){.grid{grid-template-columns:repeat(3,1fr)}.tile{min-width:78px;height:78px;font-size:2.4rem}.numbtn{width:74px;height:74px;font-size:2.2rem}.somm{grid-template-columns:1fr}.hud{gap:8px}.hud-masc{width:30px;height:46px}.hud .brand{flex:1 1 0%;font-size:.92rem;gap:6px}.hud .brand>span:not(.brand-emoji){display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.22}.hud .btn{padding:8px 13px;font-size:.85rem}.stars{padding:7px 12px;font-size:.9rem}}@media(prefers-reduced-motion:reduce){.floaty,.leaf.flip,.stamp.show{animation:none}}