:root{--bg:#0b1220;--panel:#121c31;--panel2:#182542;--cell:#213154;--text:#f4f7ff;--muted:#9ba8c6;--cyan:#78e9ff;--green:#8dffc3;--red:#ff7c91;--amber:#ffd36d;--border:rgba(255,255,255,.10);--line:rgba(120,233,255,.75)}
*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:radial-gradient(circle at 18% 8%,rgba(120,233,255,.12),transparent 30%),radial-gradient(circle at 88% 20%,rgba(141,255,195,.07),transparent 28%),var(--bg)}
button{font:inherit}.app{max-width:1160px;margin:auto;padding:20px 16px 44px}
header{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:16px}.eyebrow{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:900}h1{margin:4px 0 6px;font-size:clamp(29px,5vw,46px)}.subtitle{margin:0;color:var(--muted);max-width:740px;line-height:1.45}.badge{white-space:nowrap;padding:8px 11px;border-radius:999px;background:rgba(141,255,195,.08);border:1px solid rgba(141,255,195,.2);color:var(--green);font-size:11px;font-weight:900}
.player-strip,.pack-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:0 0 14px;padding:12px 14px;border:1px solid var(--border);border-radius:16px;background:rgba(18,28,49,.82)}.player-kicker{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.08em}.player-name{display:block;margin-top:2px;font-size:17px}.player-note{display:block;margin-top:3px;color:var(--muted);font-size:11px}.player-actions{display:flex;gap:7px;flex-wrap:wrap}.quick-btn{border:1px solid var(--border);background:var(--panel2);color:var(--text);border-radius:11px;padding:9px 11px;font-weight:800;font-size:12px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.pack-head strong{display:block}.pack-head small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.pack-progress{font-size:12px;color:var(--cyan);font-weight:900}
.level-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:7px;margin-bottom:14px}.level-btn{position:relative;border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:12px;padding:9px;text-align:left;cursor:pointer;min-width:0}.level-btn.current{border-color:rgba(120,233,255,.58);background:rgba(120,233,255,.08)}.level-btn.done:after{content:"✓";position:absolute;right:7px;top:6px;color:var(--green);font-weight:1000}.level-btn:disabled{opacity:.38;cursor:not-allowed}.level-btn strong{display:block;font-size:11px}.level-btn small{display:block;color:var(--muted);font-size:9px;margin-top:3px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px}.card{background:rgba(18,28,49,.92);border:1px solid var(--border);border-radius:22px;box-shadow:0 20px 65px rgba(0,0,0,.24)}.game{padding:18px}.side{padding:18px}.title-row{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:12px}.level-title{margin:0;font-size:23px}.level-desc{margin:4px 0 0;color:var(--muted);font-size:12px}.difficulty{font-size:10px;padding:6px 9px;border-radius:999px;background:var(--panel2);color:var(--amber);font-weight:900;white-space:nowrap}
.hud{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-bottom:10px}.stats{display:flex;gap:6px;flex-wrap:wrap}.pill{display:inline-flex;gap:5px;align-items:center;padding:7px 9px;border:1px solid var(--border);border-radius:11px;background:var(--panel2);color:var(--muted);font-size:11px}.pill strong{color:var(--text);font-size:13px}.legend{font-size:11px;color:var(--muted);align-self:center}
.zone-legend{display:flex;gap:6px;flex-wrap:wrap;margin:8px 0 12px}.zone-chip{display:inline-flex;align-items:center;gap:5px;padding:5px 7px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.025);font-size:10px;color:var(--muted)}.zone-chip i{width:9px;height:9px;border-radius:50%;display:block}.zone-chip strong{color:var(--text)}.zone-chip.ok{border-color:rgba(141,255,195,.35);color:var(--green)}.zone-chip.over{border-color:rgba(255,124,145,.42);color:var(--red)}
.board-shell{display:grid;grid-template-columns:28px minmax(0,680px);grid-template-rows:28px auto;gap:4px;justify-content:center;margin:auto}.col-clues{grid-column:2;display:grid;gap:4px}.row-clues{grid-row:2;display:grid;gap:4px}.board{grid-column:2;grid-row:2;display:grid;gap:4px}.clue{display:grid;place-items:center;font-weight:900;color:var(--muted);border-radius:7px;background:rgba(255,255,255,.035);font-size:11px}.clue.ok{color:var(--green);background:rgba(141,255,195,.07)}.clue.over{color:var(--red);background:rgba(255,124,145,.07)}
.cell{--zone:rgba(255,255,255,.025);position:relative;aspect-ratio:1;border:1px solid var(--border);background:linear-gradient(var(--zone),var(--zone)),var(--cell);border-radius:10px;cursor:pointer;overflow:hidden;touch-action:manipulation;-webkit-tap-highlight-color:transparent;min-width:0}.cell.core{cursor:default;border-color:rgba(120,233,255,.58)}.zone-target{position:absolute;top:4px;left:5px;z-index:4;display:grid;place-items:center;min-width:18px;height:18px;padding:0 4px;border-radius:6px;background:rgba(4,12,22,.72);border:1px solid rgba(255,255,255,.14);color:#fff;font-size:10px;font-weight:1000;line-height:1;box-shadow:0 2px 8px rgba(0,0,0,.18);pointer-events:none}.links{position:absolute;inset:0;pointer-events:none}.link{position:absolute;background:var(--line);opacity:0;box-shadow:0 0 7px rgba(120,233,255,.3)}.link.on{opacity:1}.up,.down{width:3px;height:50%;left:calc(50% - 1.5px)}.up{top:0}.down{bottom:0}.left,.right{height:3px;width:50%;top:calc(50% - 1.5px)}.left{left:0}.right{right:0}
.node{position:absolute;left:50%;top:50%;width:31%;height:31%;min-width:14px;min-height:14px;border-radius:50%;background:var(--green);opacity:0;transform:translate(-50%,-50%) scale(.3);transition:.12s;z-index:2;box-shadow:0 0 0 5px rgba(141,255,195,.08),0 0 16px rgba(141,255,195,.5)}.cell.active .node,.cell.core .node{opacity:1;transform:translate(-50%,-50%) scale(1)}.cell.core .node{background:var(--cyan);width:39%;height:39%;box-shadow:0 0 0 6px rgba(120,233,255,.1),0 0 20px rgba(120,233,255,.6)}.coretxt{position:absolute;left:0;right:0;bottom:2px;text-align:center;font-size:6px;font-weight:1000;color:var(--cyan);z-index:3}.xmark{position:absolute;inset:0;display:grid;place-items:center;font-size:25px;font-weight:1000;color:var(--red);opacity:0;z-index:3}.cell.blocked .xmark{opacity:.95}.cell.overload{border-color:rgba(255,79,104,.95)!important;background:rgba(111,19,38,.5)!important;animation:pulse .62s ease-in-out 2}@keyframes pulse{50%{transform:scale(.94);filter:brightness(1.3)}}
.actions{display:grid;grid-template-columns:1fr;gap:8px;margin-top:12px}.action{border:1px solid var(--border);background:var(--panel2);color:var(--text);border-radius:12px;padding:10px;font-weight:850;cursor:pointer;min-height:44px}.status{min-height:20px;margin-top:9px;color:var(--muted);font-size:11px}.status.good{color:var(--green)}.status.bad{color:var(--red)}.win{display:none;margin-top:11px;padding:12px;border-radius:12px;border:1px solid rgba(141,255,195,.25);background:rgba(141,255,195,.06);color:var(--muted);font-size:12px}.win.show{display:block}.win strong{display:block;color:var(--green);font-size:15px;margin-bottom:4px}.win .quick-btn{margin-top:9px}
.side h2,.side h3{margin-top:0}.side h3{margin-top:18px}.side ol{padding-left:20px;color:var(--muted);font-size:12px;line-height:1.55}.tip{padding:10px;border:1px solid rgba(120,233,255,.15);background:rgba(120,233,255,.05);border-radius:11px;color:var(--muted);font-size:11px;line-height:1.45}.tip strong{color:var(--cyan)}.rank-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;margin:9px 0}.rank-tab{border:1px solid var(--border);background:var(--panel2);color:var(--muted);border-radius:9px;padding:8px 4px;font-weight:850;font-size:10px;cursor:pointer}.rank-tab.active{color:var(--text);border-color:rgba(120,233,255,.4)}.ranking{border:1px solid var(--border);border-radius:12px;overflow:hidden}.rank-row{display:grid;grid-template-columns:30px minmax(0,1fr) 70px;gap:6px;padding:8px;border-top:1px solid rgba(255,255,255,.05);font-size:11px}.rank-row:first-child{border-top:0}.place{color:var(--cyan);font-weight:1000}.metric{text-align:right;font-weight:850}.empty{padding:15px;text-align:center;color:var(--muted);font-size:11px}
.lock{padding:30px;text-align:center}.lock-icon{font-size:45px}.lock h2{font-size:24px;margin:9px 0}.lock p{max-width:560px;margin:0 auto 15px;color:var(--muted);line-height:1.5}.lock-progress{max-width:420px;margin:12px auto}.bar{height:8px;border-radius:999px;background:#081426;overflow:hidden}.bar span{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),var(--green))}
.legal{padding:18px 0;text-align:center;color:var(--muted);font-size:10px}.legal a{color:var(--cyan);text-decoration:none}.legal a:hover{text-decoration:underline}
@media(max-width:860px){.layout{grid-template-columns:1fr}.level-strip{grid-template-columns:repeat(3,1fr)}header,.player-strip,.pack-head{align-items:flex-start;flex-direction:column}.player-actions{width:100%}.quick-btn{flex:1}.side{order:2}}
@media(max-width:470px){.app{padding:10px 5px 30px}.game{padding:8px}.side{padding:13px}.level-strip{grid-template-columns:repeat(2,1fr)}.stats{display:grid;grid-template-columns:repeat(3,1fr);width:100%}.pill{justify-content:center;padding:7px 3px}.pill span{display:none}.board-shell{grid-template-columns:23px minmax(0,1fr);gap:3px}.board,.col-clues,.row-clues{gap:3px}.cell{border-radius:7px}.clue{font-size:9px}.zone-chip{font-size:9px}.zone-target{top:3px;left:3px;min-width:16px;height:16px;padding:0 3px;border-radius:5px;font-size:9px}}
.pack-modal{position:fixed;inset:0;z-index:80;display:none;place-items:center;padding:18px;background:rgba(3,7,15,.76);backdrop-filter:blur(8px)}.pack-modal.show{display:grid}
.pack-win-card{position:relative;isolation:isolate;overflow:hidden;width:min(470px,96vw);padding:26px;border-radius:24px;text-align:center;background:linear-gradient(180deg,rgba(18,28,49,.98),rgba(11,18,32,.98));border:1px solid rgba(120,233,255,.28);box-shadow:0 30px 100px rgba(0,0,0,.56),0 0 60px rgba(120,233,255,.08);animation:packCardIn .46s cubic-bezier(.2,.82,.22,1) both}
.pack-win-card:before{content:"";position:absolute;inset:-48%;z-index:-2;background:conic-gradient(from 0deg,transparent,rgba(120,233,255,.14),transparent 24%,rgba(141,255,195,.12),transparent 52%,rgba(190,145,255,.11),transparent 78%);animation:packHaloSpin 9s linear infinite}
.pack-win-card:after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(circle at 50% 21%,rgba(120,233,255,.15),transparent 34%),linear-gradient(180deg,rgba(255,255,255,.025),transparent 40%)}
.pack-win-card.master{width:min(520px,96vw);border-color:rgba(255,211,109,.36);box-shadow:0 30px 100px rgba(0,0,0,.58),0 0 70px rgba(255,211,109,.08)}
.pack-win-kicker{color:var(--cyan);font-size:9px;font-weight:950;letter-spacing:.16em;text-transform:uppercase}
.pack-win-card.master .pack-win-kicker{color:var(--amber)}
.pack-win-stage{position:relative;width:126px;height:126px;margin:3px auto 2px;display:grid;place-items:center}
.pack-ring{position:absolute;border-radius:50%;border:1px solid rgba(120,233,255,.22);animation:packRing 1.9s ease-out infinite}.pack-ring.r1{inset:25px}.pack-ring.r2{inset:13px;animation-delay:.35s;border-color:rgba(141,255,195,.17)}.pack-ring.r3{inset:2px;animation-delay:.7s;border-color:rgba(255,211,109,.13)}
.pack-win-icon{position:relative;z-index:4;width:70px;height:70px;border-radius:50%;display:grid;place-items:center;font-size:35px;background:linear-gradient(145deg,rgba(120,233,255,.22),rgba(141,255,195,.1));border:1px solid rgba(120,233,255,.4);box-shadow:0 0 0 8px rgba(120,233,255,.05),0 0 38px rgba(120,233,255,.27);animation:packCore 1.2s ease-in-out infinite alternate}
.pack-win-card.master .pack-win-icon{background:linear-gradient(145deg,rgba(255,211,109,.23),rgba(120,233,255,.12));border-color:rgba(255,211,109,.42);box-shadow:0 0 0 8px rgba(255,211,109,.05),0 0 44px rgba(255,211,109,.2)}
.pack-spark{position:absolute;width:5px;height:5px;border-radius:50%;background:var(--green);box-shadow:0 0 10px currentColor;animation:packSpark 1.55s ease-in-out infinite}.pack-spark.p1{top:8px;left:28px}.pack-spark.p2{top:24px;right:7px;animation-delay:.25s}.pack-spark.p3{bottom:8px;right:24px;animation-delay:.55s}.pack-spark.p4{bottom:14px;left:15px;animation-delay:.85s}.pack-spark.p5{top:49px;left:3px;animation-delay:1.1s}
.pack-win-card h2{font-size:27px;margin:3px 0 5px}.pack-win-phrase{margin:0 auto 14px;color:#dffaff;font-size:12px;font-weight:750;max-width:360px}
.pack-win-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin:14px 0}.pack-win-metrics div{padding:9px 7px;border:1px solid var(--border);border-radius:11px;background:rgba(255,255,255,.03)}.pack-win-metrics small{display:block;color:var(--muted);font-size:9px}.pack-win-metrics strong{display:block;margin-top:3px;font-size:15px}
.pack-master{display:none;padding:12px 13px;margin:13px 0;border-radius:13px;text-align:left;border:1px solid rgba(255,211,109,.27);background:linear-gradient(135deg,rgba(255,211,109,.08),rgba(120,233,255,.05));animation:packMasterIn .55s .3s cubic-bezier(.2,.82,.22,1) both}.pack-master.show{display:block}.pack-master strong{display:block;color:#fff0b2;font-size:12px}.pack-master span{display:block;color:var(--muted);font-size:10px;margin-top:3px;line-height:1.4}
.pack-win-actions{display:grid;grid-template-columns:1.35fr 1fr;gap:8px;margin-top:12px}.quick-btn.primary-pack{border:0;background:linear-gradient(135deg,var(--cyan),var(--green));color:#07111d}
.cell.network-win .node{animation:packNodeWin .72s calc(var(--win-order,0)*28ms) cubic-bezier(.2,.85,.2,1) both}.cell.network-win .link.on{animation:packLinkWin .82s calc(var(--win-order,0)*28ms) ease both}
@keyframes packNodeWin{0%{transform:translate(-50%,-50%) scale(1)}45%{transform:translate(-50%,-50%) scale(1.42);filter:brightness(1.75)}100%{transform:translate(-50%,-50%) scale(1);filter:none}}
@keyframes packLinkWin{45%{filter:brightness(2.3);box-shadow:0 0 17px rgba(120,233,255,.82)}}@keyframes packCardIn{from{opacity:0;transform:translateY(18px) scale(.96)}to{opacity:1;transform:none}}@keyframes packHaloSpin{to{transform:rotate(360deg)}}@keyframes packRing{0%{transform:scale(.7);opacity:.75}100%{transform:scale(1.22);opacity:0}}@keyframes packCore{to{transform:scale(1.06)}}@keyframes packSpark{0%,100%{opacity:.25;transform:scale(.45)}50%{opacity:1;transform:scale(1.4)}}@keyframes packMasterIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@media(max-width:470px){.pack-win-card{padding:20px 13px}.pack-win-metrics{gap:5px}.pack-win-actions{grid-template-columns:1fr}.pack-win-stage{width:108px;height:108px}.pack-win-icon{width:62px;height:62px}}
@media(prefers-reduced-motion:reduce){.pack-win-card,.pack-win-card:before,.pack-ring,.pack-win-icon,.pack-spark,.pack-master,.cell.network-win .node,.cell.network-win .link.on{animation:none!important}}

.brand-lockup{min-width:0}.impulso-brand-logo{display:block;width:min(330px,50vw);height:auto;margin:-5px 0 -7px;filter:drop-shadow(0 0 14px rgba(102,223,255,.08))}
.brand-lockup h1{font-size:clamp(24px,4vw,38px);margin:3px 0 6px;letter-spacing:-.025em}
@media(max-width:470px){.impulso-brand-logo{width:min(275px,78vw);margin:-2px 0 -5px}.brand-lockup h1{font-size:23px}}