:root{
  --ink:#0B1320; --ink-2:#16233A; --ink-3:#24344F;
  --lime:#D4FF3A; --lime-d:#B7E01F;
  --coral:#FF6B4A; --coral-d:#E8502F;
  --aqua:#2EC4B6; --sea:#0E7C86;
  --sand:#F6E7C8; --sand-2:#EED7A8;
  --paper:#FBF8F1; --line:#E6DFD0;
  --text:#121A27; --muted:#5B6476;
  --r:18px; --r-sm:12px;
  --shadow:0 18px 50px -20px rgba(11,19,32,.35);
  --display:"Bricolage Grotesque",system-ui,sans-serif;
  --body:"Inter",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--text);font:16px/1.6 var(--body);overflow-x:hidden}
img,canvas{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--display);line-height:1.05;margin:0 0 .5em;letter-spacing:-.02em}
h2{font-size:clamp(30px,4.6vw,52px);font-weight:800}
h3{font-size:clamp(22px,2.6vw,30px);font-weight:700}
h4{font-size:15px;font-family:var(--body);font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:22px 0 10px}
p{margin:0 0 1em}
kbd{font:600 12px var(--body);background:#fff;border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;padding:1px 6px;color:var(--ink)}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
.muted{color:var(--muted)}

/* botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:14px 24px;font:700 15px var(--body);cursor:pointer;text-decoration:none;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible,.mini:focus-visible,.seg button:focus-visible{outline:3px solid var(--aqua);outline-offset:2px}
.btn-lime{background:var(--lime);color:var(--ink);box-shadow:0 10px 30px -10px rgba(212,255,58,.8)}
.btn-lime:hover{background:#E0FF6A}
.btn-coral{background:var(--coral);color:#fff}
.btn-ink{background:var(--ink);color:#fff}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35);backdrop-filter:blur(6px)}
.btn-sm{padding:10px 18px;font-size:14px}
.mini{border:1px solid rgba(255,255,255,.25);background:rgba(11,19,32,.55);color:#fff;border-radius:999px;padding:7px 13px;font:600 13px var(--body);cursor:pointer}
.mini:hover{background:rgba(11,19,32,.8)}
.chip{display:inline-block;font:600 13px var(--body);padding:7px 14px;border-radius:999px}
.chip-glass{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.3);backdrop-filter:blur(6px)}
.kicker{display:inline-block;font:700 13px var(--body);letter-spacing:.14em;text-transform:uppercase;color:var(--coral);margin-bottom:12px}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(11,19,32,.92);backdrop-filter:blur(10px);color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-in{display:flex;align-items:center;gap:24px;height:66px}
.brand{display:inline-flex;align-items:center;gap:10px;font:800 22px var(--display);text-decoration:none;letter-spacing:-.02em}
.brand b{color:var(--lime);font-weight:800}
.brand-ball{width:22px;height:22px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#F3FFB0,var(--lime) 55%,var(--lime-d));box-shadow:inset -3px -3px 0 rgba(0,0,0,.08)}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{text-decoration:none;font:600 14px var(--body);padding:8px 12px;border-radius:999px;color:#C9D2E3}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-cta{padding:10px 18px;font-size:14px}
@media (max-width:900px){.nav-links{display:none}.nav-cta{margin-left:auto}}

/* hero */
.hero{position:relative;min-height:min(88vh,760px);display:flex;align-items:flex-end;overflow:hidden;background:var(--ink);color:#fff}
#heroCanvas{position:absolute;inset:0;width:100%;height:100%}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,19,32,.82) 0%,rgba(11,19,32,.45) 45%,rgba(11,19,32,0) 75%),linear-gradient(0deg,rgba(11,19,32,.55),rgba(11,19,32,0) 40%);pointer-events:none}
.hero-in{position:relative;padding:120px 0 64px}
.hero h1{font-size:clamp(46px,8vw,104px);font-weight:800;margin:18px 0 18px;letter-spacing:-.035em}
.hl{color:var(--lime)}
.lead{font-size:clamp(17px,1.6vw,20px);max-width:560px;color:#DCE3F0}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-score{margin-top:30px;display:inline-flex;gap:14px;align-items:center;font:600 14px var(--body);background:rgba(11,19,32,.6);border:1px solid rgba(255,255,255,.15);border-radius:999px;padding:8px 16px;backdrop-filter:blur(6px);min-height:38px}
.hero-score b{font-family:var(--display);font-size:18px;color:var(--lime)}
@media (max-width:700px){.hero{min-height:760px}.hero-in{padding-top:52vh}.hero-shade{background:linear-gradient(0deg,rgba(11,19,32,.95) 40%,rgba(11,19,32,.1) 62%)}}

/* facts */
.facts{background:var(--lime);color:var(--ink)}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:30px 0}
.facts-grid b{display:block;font:800 clamp(28px,3.4vw,42px) var(--display);letter-spacing:-.03em}
.facts-grid span{font:500 14px var(--body);opacity:.8}
@media (max-width:760px){.facts-grid{grid-template-columns:1fr 1fr}}

/* sections */
.sec{padding:clamp(64px,9vw,120px) 0}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head p{color:var(--muted);font-size:17px}
.sec-dark{background:var(--ink);color:#fff}
.sec-dark .sec-head p,.sec-dark .muted{color:#A9B4C8}
.sec-dark h4{color:#8E9AB2}
.sec-sand{background:var(--sand)}
.sec-ink{background:var(--ink-2);color:#fff}

/* game */
.game-card{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}
.game-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:14px;border-bottom:1px solid var(--line)}
.seg{display:inline-flex;background:#F1ECE1;border-radius:999px;padding:4px}
.seg button{border:0;background:transparent;font:600 13px var(--body);padding:8px 13px;border-radius:999px;cursor:pointer;color:var(--muted)}
.seg button.on{background:var(--ink);color:#fff}
.tog{display:inline-flex;align-items:center;gap:8px;font:600 13px var(--body);color:var(--muted);margin-left:auto;cursor:pointer}
.tog input{accent-color:var(--ink);width:18px;height:18px}
.board{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;background:var(--ink);color:#fff;padding:12px 16px}
.team{display:flex;align-items:center;gap:12px;font:700 15px var(--body)}
.t-b{justify-content:flex-end}
.dot{width:12px;height:12px;border-radius:50%}
.t-a .dot{background:var(--lime)} .t-b .dot{background:var(--coral)}
.team .g{font:800 26px var(--display);min-width:24px;text-align:center}
.team .p{font:700 15px var(--body);background:rgba(255,255,255,.1);border-radius:8px;padding:2px 10px;min-width:44px;text-align:center}
.board-mid{font:500 13px var(--body);color:#A9B4C8;text-align:center}
.board-mid kbd{background:var(--ink-3);color:#fff;border-color:#3a4d6e}
@media (max-width:640px){.board{grid-template-columns:1fr 1fr}.board-mid{grid-column:1/-1;order:3}.team .tn{display:none}}
.canvas-wrap{position:relative;background:#7fd3dc}
#gameCanvas{width:100%;height:auto;touch-action:none;outline:none}
.overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(11,19,32,.45);backdrop-filter:blur(2px);padding:16px}
.overlay[hidden]{display:none}
.ov-card{background:#fff;border-radius:var(--r);padding:26px;max-width:460px;text-align:center;box-shadow:var(--shadow)}
.ov-card p{color:var(--muted);font-size:14px}
@media (max-width:560px){.ov-card{padding:16px}.ov-card p{font-size:13px}.ov-card h3{font-size:20px}}
.touch{display:none;gap:10px;padding:12px;background:#F1ECE1}
.tbtn{flex:1;border:0;border-radius:14px;background:#fff;font:800 22px var(--body);padding:16px 0;color:var(--ink);box-shadow:0 2px 0 var(--line);user-select:none;-webkit-user-select:none;touch-action:manipulation}
.tbtn:active,.tbtn.down{background:var(--ink);color:#fff}
.tbtn-hit{flex:2;background:var(--lime);font-size:16px}
@media (hover:none),(max-width:820px){.touch{display:flex}}
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.stats div{padding:14px 16px;border-right:1px solid var(--line)}
.stats div:last-child{border-right:0}
.stats span{display:block;font:600 12px var(--body);color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.stats b{font:800 26px var(--display)}
@media (max-width:640px){.stats{grid-template-columns:1fr 1fr}.stats div:nth-child(2){border-right:0}.stats div:nth-child(-n+2){border-bottom:1px solid var(--line)}}

/* lessons */
.lessons{display:grid;grid-template-columns:300px minmax(0,1fr);gap:24px}
@media (max-width:960px){.lessons{grid-template-columns:minmax(0,1fr)}}
.lesson-list,.lessons>*{min-width:0}
.lesson-list{display:flex;flex-direction:column;gap:8px}
@media (max-width:960px){.lesson-list{flex-direction:row;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory}}
.litem{display:flex;gap:12px;align-items:center;text-align:left;background:var(--ink-2);border:1px solid var(--ink-3);color:#fff;border-radius:var(--r-sm);padding:12px 14px;cursor:pointer;font:600 15px var(--body);transition:border-color .15s,background .15s;min-width:0}
@media (max-width:960px){.litem{flex:0 0 240px;scroll-snap-align:start}}
.litem:hover{border-color:#40557a}
.litem.on{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.litem .n{flex:0 0 32px;height:32px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.1);font:800 14px var(--display)}
.litem.on .n{background:var(--ink);color:var(--lime)}
.litem .meta{display:block;font:500 12px var(--body);opacity:.7}
.litem .ok{margin-left:auto;color:var(--aqua);font-size:18px}
.litem.on .ok{color:var(--sea)}
.lesson{background:var(--ink-2);border:1px solid var(--ink-3);border-radius:24px;padding:24px;min-width:0}
.lesson-top{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.lvl{display:inline-block;font:700 12px var(--body);letter-spacing:.08em;text-transform:uppercase;background:var(--coral);color:#fff;border-radius:999px;padding:4px 10px;margin-bottom:10px}
.done-tog{display:inline-flex;gap:8px;align-items:center;font:600 14px var(--body);white-space:nowrap;cursor:pointer}
.done-tog input{accent-color:var(--lime);width:18px;height:18px}
.lesson-stage{position:relative;border-radius:var(--r);overflow:hidden;margin:8px 0 6px;background:#8fdbe2}
#lessonCanvas{width:100%;height:auto;aspect-ratio:720/380}
.phase-pill{position:absolute;top:12px;left:12px;background:var(--ink);color:var(--lime);font:700 13px var(--body);padding:6px 12px;border-radius:999px}
.stage-ctrl{position:absolute;bottom:10px;left:10px;right:10px;display:flex;flex-wrap:wrap;gap:6px}
.mini.on{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.lesson-cols{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media (max-width:700px){.lesson-cols{grid-template-columns:1fr}.lesson-top{flex-direction:column}}
.steps{margin:0;padding:0;list-style:none;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:10px 12px 10px 46px;border-radius:12px;margin-bottom:6px;color:#C9D2E3;transition:background .2s,color .2s}
.steps li::before{content:counter(s);position:absolute;left:10px;top:10px;width:26px;height:26px;border-radius:50%;background:var(--ink-3);display:grid;place-items:center;font:800 13px var(--display);color:#fff}
.steps li.on{background:rgba(212,255,58,.12);color:#fff}
.steps li.on::before{background:var(--lime);color:var(--ink)}
.steps b{color:#fff}
.errs{margin:0;padding-left:18px;color:#C9D2E3}
.errs li{margin-bottom:6px}
.errs li::marker{color:var(--coral)}
.drill{background:var(--ink);border:1px dashed #3a4d6e;border-radius:var(--r-sm);padding:14px}
.drill p{margin:0;color:#C9D2E3;font-size:15px}
.drill-run{display:flex;align-items:center;gap:14px;margin-top:12px}
.timer{font:800 30px var(--display);color:var(--lime);font-variant-numeric:tabular-nums}
.drill-cue{margin-top:10px !important;font-weight:700;color:var(--aqua) !important;min-height:1.4em}

/* placar */
.score-tool{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:16px}
.score-cfg{display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:10px;margin-bottom:14px}
.score-cfg input,.score-cfg select,.plan-form select,.book-form input,.book-form select{width:100%;font:600 15px var(--body);padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--paper);color:var(--text)}
@media (max-width:700px){.score-cfg{grid-template-columns:1fr 1fr}.score-cfg select{grid-column:1/-1;order:3}}
.score-pad{display:grid;grid-template-columns:1fr auto 1fr;gap:12px}
@media (max-width:700px){.score-pad{grid-template-columns:1fr 1fr}.score-mid{grid-column:1/-1;order:3}}
.spad{border:0;border-radius:20px;padding:22px 16px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:4px;transition:transform .1s;touch-action:manipulation;min-width:0}
.spad:active{transform:scale(.98)}
.spad-a{background:var(--lime);color:var(--ink)}
.spad-b{background:var(--coral);color:#fff}
.sname{font:700 16px var(--body);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.spts{font:800 clamp(64px,10vw,110px)/1 var(--display);letter-spacing:-.04em}
.sgames{font:700 15px var(--body);opacity:.85}
.ssrv{font:700 12px var(--body);text-transform:uppercase;letter-spacing:.08em;visibility:hidden}
.ssrv.on{visibility:visible}
.score-mid{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-width:160px}
.score-mid .mini{background:var(--ink)}
.ssets{font:800 18px var(--display)}
.sstate{font:700 13px var(--body);color:var(--coral);text-align:center;min-height:1.3em}
.slog{margin-top:12px;font:500 13px var(--body);color:var(--muted);text-align:center;min-height:1.4em}

/* plano */
.plan-tool{display:grid;grid-template-columns:320px 1fr;gap:24px;align-items:start}
@media (max-width:900px){.plan-tool{grid-template-columns:1fr}}
.plan-form{display:flex;flex-direction:column;gap:14px;background:#fff;border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}
.plan-form label,.book-form label{display:flex;flex-direction:column;gap:6px;font:700 13px var(--body);color:var(--muted)}
.plan-out{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.pday{background:#fff;border-radius:var(--r);padding:18px;border-top:6px solid var(--aqua);box-shadow:0 8px 24px -16px rgba(11,19,32,.4)}
.pday h5{margin:0 0 4px;font:800 20px var(--display)}
.pday .ptag{font:700 12px var(--body);text-transform:uppercase;letter-spacing:.08em;color:var(--sea)}
.pday ul{margin:10px 0 0;padding:0;list-style:none}
.pday li{display:flex;justify-content:space-between;gap:10px;padding:7px 0;border-top:1px solid var(--line);font-size:14px}
.pday li span:last-child{font-weight:700;white-space:nowrap}
.pday.c1{border-color:var(--coral)} .pday.c1 .ptag{color:var(--coral-d)}
.pday.c2{border-color:var(--lime-d)} .pday.c2 .ptag{color:#6d8a00}
.pday.c3{border-color:var(--ink)} .pday.c3 .ptag{color:var(--ink)}

/* quiz */
.quiz{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media (max-width:860px){.quiz{grid-template-columns:1fr}}
.q{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px}
.q h5{font:700 16px var(--body);margin:0 0 12px}
.q .opts{display:flex;flex-wrap:wrap;gap:8px}
.q button{border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:9px 14px;font:600 14px var(--body);cursor:pointer;color:var(--text)}
.q button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.qs{display:flex;flex-direction:column;gap:14px}
.qres{background:var(--ink);color:#fff;border-radius:24px;padding:28px;position:sticky;top:90px;align-self:start}
.qres h3{color:var(--lime)}
.qres dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:16px 0}
.qres dt{color:#8E9AB2;font:600 13px var(--body);text-transform:uppercase;letter-spacing:.06em}
.qres dd{margin:0;font-weight:700}
.racket-svg{width:150px;margin:0 auto 10px}

/* regras */
.rules{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}
.rules details{background:var(--ink-2);border:1px solid var(--ink-3);border-radius:var(--r);padding:18px 20px}
.rules summary{cursor:pointer;font:800 20px var(--display);list-style:none;display:flex;justify-content:space-between;gap:10px}
.rules summary::after{content:"+";color:var(--lime)}
.rules details[open] summary::after{content:"–"}
.rules p{margin:12px 0 0;color:#C9D2E3}

/* agendar */
.book{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
@media (max-width:860px){.book{grid-template-columns:1fr}}
.ticks{list-style:none;padding:0;margin:20px 0 0}
.ticks li{padding:8px 0 8px 32px;position:relative;font-weight:600}
.ticks li::before{content:"";position:absolute;left:0;top:11px;width:20px;height:20px;border-radius:50%;background:var(--lime) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10l3 3 7-7' stroke='%230B1320' stroke-width='2.4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center/16px no-repeat}
.book-form{display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--shadow)}
.slots{border:0;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.slots legend{font:700 13px var(--body);color:var(--muted);margin-bottom:6px}
.slots label{flex-direction:row;cursor:pointer;position:relative}
.slots input{position:absolute;opacity:0;pointer-events:none}
.slots span{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:8px 14px;font:600 14px var(--body);color:var(--text);background:var(--paper)}
.slots input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}
.slots input:focus-visible+span{outline:3px solid var(--aqua)}
.slots input:disabled+span{opacity:.4;text-decoration:line-through;cursor:not-allowed}
.book-ok{background:#EFFFC4;border-radius:14px;padding:14px;font-weight:600}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:22px}
.card h4{color:var(--lime);text-transform:none;letter-spacing:0;font:800 20px var(--display);margin:0 0 8px}
.card p{color:#C9D2E3;margin:0}

.foot{background:var(--ink);color:#fff;padding:28px 0;border-top:1px solid rgba(255,255,255,.08)}
.foot-in{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center}
.foot .muted{color:#8E9AB2;font-size:14px}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn:hover{transform:none}}