:root{--yellow:#fff200;--yellow-soft:#d6cb00;--ink:#030405;--panel:rgba(8,11,15,.9);--line:rgba(255,242,0,.25);--muted:rgba(255,255,255,.58)}*{margin:0;padding:0;box-sizing:border-box}body,html{min-height:100%;background:var(--ink);color:#fff;font-family:Rajdhani,Segoe UI,system-ui,sans-serif}body{min-height:100vh;overflow-x:hidden}a,button{font:inherit}button{color:inherit}#puzzle-bg{position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(circle at 18% 10%,rgba(255,242,0,.1),transparent 30%),radial-gradient(circle at 82% 80%,rgba(32,244,255,.06),transparent 35%),linear-gradient(145deg,#090b0f,#030405 58%,#07090d)}#puzzle-bg:before{content:"";position:absolute;inset:0;opacity:.26;background:linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 0),linear-gradient(rgba(255,255,255,.025) 1px,transparent 0);background-size:64px 64px;-webkit-mask-image:radial-gradient(circle at 50% 45%,black,transparent 78%);mask-image:radial-gradient(circle at 50% 45%,black,transparent 78%)}#puzzle-bg:after{content:"MYSTERY LOGO";position:absolute;right:-70px;top:50%;transform:translateY(-50%) rotate(90deg);color:rgba(255,242,0,.035);font-size:clamp(5rem,12vw,12rem);font-weight:700;letter-spacing:.18em;white-space:nowrap}#puzzle-app{position:relative;z-index:1;width:min(1500px,100%);min-height:100vh;margin:0 auto;padding:24px clamp(20px,4vw,64px) 36px}#game-header{min-height:82px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;grid-gap:24px;gap:24px;border-bottom:1px solid rgba(255,255,255,.09)}#back-btn{justify-self:start;color:rgba(255,255,255,.66);text-decoration:none;text-transform:uppercase;letter-spacing:.14em;font-size:.76rem;font-weight:700;transition:color .18s,border-color .18s,background .18s}#back-btn:hover{color:var(--yellow)}#title-block{text-align:center;text-transform:uppercase}.complete-kicker,.eyebrow{color:var(--yellow);font-size:.65rem;font-weight:700;letter-spacing:.32em}#title-block h1{margin-top:4px;font-size:clamp(1.7rem,3vw,2.7rem);line-height:.9;letter-spacing:.1em}#round-badge{justify-self:end;min-width:100px;padding:8px 14px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.035);text-align:center;text-transform:uppercase}#round-badge span,#round-badge strong{display:block}#round-badge span{color:var(--muted);font-size:.58rem;letter-spacing:.2em}#round-badge strong{color:var(--yellow);font-size:1.25rem;line-height:1.05;letter-spacing:.12em}#game-panel{padding-top:22px}#game-toolbar{justify-content:space-between;gap:28px;margin-bottom:22px}#game-controls,#game-toolbar{display:flex;align-items:flex-end}#game-controls{gap:18px}.control-label{display:block;margin-bottom:8px;color:var(--muted);font-size:.65rem;font-weight:700;letter-spacing:.24em;text-transform:uppercase}#mystery-card{height:55px;min-width:235px;display:flex;align-items:center;gap:13px;padding-right:18px;border:1px solid rgba(255,242,0,.32);background:linear-gradient(100deg,rgba(255,242,0,.09),rgba(255,255,255,.025))}#mystery-mark{width:54px;height:54px;display:grid;flex:0 0 auto;place-items:center;background:var(--yellow);color:#070700;font-size:2rem;font-weight:700}#mystery-card span,#mystery-card strong{display:block}#mystery-card span{color:var(--muted);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase}#mystery-card strong{margin-top:2px;font-size:.86rem;letter-spacing:.08em;text-transform:uppercase}#difficulty-buttons{display:flex;gap:8px}.difficulty-btn{width:126px;padding:9px 12px 8px;border:1px solid rgba(255,255,255,.11);background:rgba(255,255,255,.035);text-align:left;cursor:pointer;transition:transform .18s,border-color .18s,background .18s;-webkit-clip-path:polygon(7px 0,100% 0,calc(100% - 7px) 100%,0 100%);clip-path:polygon(7px 0,100% 0,calc(100% - 7px) 100%,0 100%)}.difficulty-btn:hover{transform:translateY(-2px);border-color:rgba(255,242,0,.4)}.difficulty-btn.active{border-color:var(--yellow);background:var(--yellow);color:#070700}.difficulty-btn span,.difficulty-btn strong{display:block}.difficulty-btn strong{font-size:.82rem;letter-spacing:.12em;text-transform:uppercase}.difficulty-btn span{margin-top:2px;color:rgba(255,255,255,.46);font-size:.65rem}.difficulty-btn.active span{color:rgba(7,7,0,.62)}#stats{display:flex;gap:10px}.stat{min-width:90px;padding:8px 13px;border-left:2px solid rgba(255,242,0,.48);background:rgba(255,255,255,.025)}.stat span,.stat strong{display:block}.stat span{color:var(--muted);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase}.stat strong{margin-top:1px;font-size:1.35rem;line-height:1;letter-spacing:.05em}#puzzle-stage{display:grid;grid-template-columns:minmax(0,1fr) 250px;align-items:center;grid-gap:clamp(24px,4vw,58px);gap:clamp(24px,4vw,58px)}#board-frame{position:relative;width:100%;max-width:min(1040px,calc((100vh - 280px) * var(--board-ratio, 1)));justify-self:center;padding:clamp(8px,1.2vw,14px);border:1px solid rgba(255,242,0,.24);background:rgba(2,3,5,.78);box-shadow:0 34px 90px rgba(0,0,0,.5),0 0 60px rgba(255,242,0,.055);-webkit-clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px);clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px)}#board-frame:after,#board-frame:before{content:"";position:absolute;z-index:3;width:80px;height:3px;background:var(--yellow);pointer-events:none}#board-frame:before{left:28px;top:0}#board-frame:after{right:28px;bottom:0}#puzzle-board{position:relative;width:100%;aspect-ratio:var(--board-ratio,1);overflow:hidden;isolation:isolate;background:#020303;touch-action:none;-moz-user-select:none;user-select:none;-webkit-user-select:none}#puzzle-board:after{content:"";position:absolute;inset:0;z-index:40;pointer-events:none;border:1px solid rgba(255,255,255,.08);box-shadow:inset 0 0 40px rgba(0,0,0,.32)}.puzzle-piece{z-index:2;padding:0;border:1px solid rgba(255,255,255,.16);border-radius:0;background-color:#040608;cursor:-webkit-grab;cursor:grab;touch-action:none;transition:left .18s cubic-bezier(.2,.8,.2,1),top .18s cubic-bezier(.2,.8,.2,1),box-shadow .18s,border-color .18s,filter .18s;-webkit-tap-highlight-color:transparent}.puzzle-art,.puzzle-piece{position:absolute;overflow:hidden}.puzzle-art{background:transparent}.piece-art{pointer-events:none}.art-fallback,.art-logo,.art-team-name{position:absolute;left:50%;transform:translateX(-50%)}.art-logo{z-index:1;inset:0;width:100%;height:100%;transform:none;object-fit:fill;filter:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;-webkit-user-drag:none}.art-fallback{z-index:1;display:none;top:24%;width:100%;color:var(--yellow);font-size:clamp(7rem,22vw,20rem);font-weight:700;line-height:1;text-align:center;letter-spacing:-.04em;text-shadow:0 18px 30px rgba(0,0,0,.72)}.art-team-name{display:none}.puzzle-piece:hover{z-index:4;border-color:rgba(255,242,0,.62);filter:brightness(1.12)}.puzzle-piece.correct{border-color:rgba(255,242,0,.36)}.puzzle-piece.selected{z-index:8;border-color:var(--yellow);box-shadow:inset 0 0 0 2px var(--yellow),0 0 28px rgba(255,242,0,.42);filter:brightness(1.18)}.puzzle-piece.dragging{z-index:50;cursor:-webkit-grabbing;cursor:grabbing;border-color:var(--yellow);box-shadow:0 24px 50px rgba(0,0,0,.72),0 0 30px rgba(255,242,0,.4);filter:brightness(1.15);transition:box-shadow .18s,border-color .18s,filter .18s}.puzzle-piece:focus-visible{outline:3px solid #fff;outline-offset:-4px}#board-corner-label{display:none}#instructions{padding:24px 0}.instruction-number{color:rgba(255,242,0,.22);font-size:4.7rem;font-weight:700;line-height:.8}#instructions h2{margin-top:12px;text-transform:uppercase;font-size:1.45rem;letter-spacing:.08em}#instructions p{margin-top:10px;color:var(--muted);font-size:.88rem;line-height:1.45}#progress-row{display:flex;justify-content:space-between;margin-top:26px;color:rgba(255,255,255,.62);font-size:.67rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase}#progress-row strong{color:var(--yellow)}#progress-track{height:4px;margin-top:8px;overflow:hidden;background:rgba(255,255,255,.1)}#progress-fill{width:0;height:100%;background:var(--yellow);box-shadow:0 0 16px rgba(255,242,0,.6);transition:width .22s}.action-btn{width:100%;margin-top:24px;padding:12px 16px;border:1px solid rgba(255,242,0,.38);background:rgba(255,242,0,.06);color:var(--yellow);font-size:.72rem;font-weight:700;letter-spacing:.17em;text-transform:uppercase;cursor:pointer;transition:transform .18s,background .18s,color .18s,box-shadow .18s;-webkit-clip-path:polygon(9px 0,100% 0,calc(100% - 9px) 100%,0 100%);clip-path:polygon(9px 0,100% 0,calc(100% - 9px) 100%,0 100%)}.action-btn:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(255,242,0,.2)}.action-btn.primary,.action-btn:hover{background:var(--yellow);color:#080800}#complete-overlay{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;background:rgba(0,0,0,.82);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}#complete-overlay.hidden{display:none}#complete-card{width:min(420px,100%);padding:38px;border:1px solid rgba(255,242,0,.46);background:radial-gradient(circle at 50% 0,rgba(255,242,0,.12),transparent 42%),#090b0e;text-align:center;box-shadow:0 30px 90px rgba(0,0,0,.66),0 0 55px rgba(255,242,0,.12);-webkit-clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px);clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px)}#complete-card h2{margin-top:10px;color:var(--yellow);font-size:2.35rem;letter-spacing:.04em;text-transform:uppercase}#complete-card p{margin-top:5px;color:var(--muted)}#reveal-logo-wrap{width:110px;height:110px;display:grid;place-items:center;margin:18px auto 0;padding:13px;border:1px solid rgba(255,242,0,.34)}#reveal-logo{width:100%;height:100%;object-fit:contain}#points-earned{margin-top:14px;color:var(--yellow);font-size:1.05rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase}#complete-stats{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:10px;gap:10px;margin-top:25px}#complete-actions{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px}#complete-actions .action-btn{margin-top:20px}#complete-stats div{padding:13px;background:rgba(255,255,255,.045)}#complete-stats span,#complete-stats strong{display:block}#complete-stats span{color:var(--muted);font-size:.63rem;letter-spacing:.16em;text-transform:uppercase}#complete-stats strong{margin-top:2px;font-size:1.35rem}@media (max-width:980px){#board-frame{max-width:1040px}#game-toolbar{align-items:stretch;flex-direction:column;gap:14px}#game-controls{justify-content:space-between}#stats{align-self:flex-end}#puzzle-stage{grid-template-columns:1fr}#instructions{display:grid;grid-template-columns:auto 1fr auto;align-items:center;grid-gap:14px 20px;gap:14px 20px;padding:10px 0 0}.instruction-number{grid-row:span 2}#instructions h2,#instructions p{margin:0}#progress-row,#progress-track{grid-column:2;margin-top:0}#skip-btn{grid-column:3;grid-row:1/span 3;width:160px;margin:0}}@media (max-width:720px){#puzzle-app{padding:14px 14px 28px}#game-header{min-height:68px;grid-template-columns:1fr auto}#title-block{grid-column:1/-1;grid-row:1}#back-btn,#round-badge{grid-row:2;margin-bottom:10px}#game-controls,#game-toolbar{align-items:stretch;gap:14px}#game-controls{flex-direction:column}#difficulty-buttons{display:grid;grid-template-columns:repeat(3,1fr)}.difficulty-btn{width:auto}#stats{display:grid;grid-template-columns:repeat(4,1fr);align-self:stretch}.stat{min-width:0}#board-frame{padding:6px}#instructions{grid-template-columns:1fr auto}#instructions p,.instruction-number{display:none}#instructions h2,#progress-row,#progress-track{grid-column:1}#skip-btn{grid-column:2;width:132px}}@media (max-width:440px){#title-block h1{font-size:1.5rem}#game-panel{padding-top:14px}.difficulty-btn{padding:8px 7px}.difficulty-btn strong{font-size:.72rem}.difficulty-btn span{font-size:.58rem}#mystery-card{min-width:0}.stat{padding:7px 8px}#complete-card{padding:28px 20px}#complete-stats{grid-template-columns:repeat(2,1fr)}.stat strong{font-size:1.15rem}#instructions{grid-template-columns:1fr}#skip-btn{grid-column:1;grid-row:auto;width:100%;margin-top:8px}}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}