@font-face{font-family:Inter;src:url('/assets/fonts/Inter-400-ext.woff2')}@font-face{font-family:Inter;src:url('/assets/fonts/Inter-700-ext.woff2');font-weight:700}@font-face{font-family:Sora;src:url('/assets/fonts/Sora-800-ext.woff2');font-weight:800}@font-face{font-family:JetBrains;src:url('/assets/fonts/JetBrainsMono-500-ext.woff2')}
:root{--bg:#071a2b;--panel:#102b3f;--panel2:#0b2336;--cyan:#00c2ff;--energy:#36e3ff;--yellow:#ffd84d;--white:#f7fafc;--critical:#ff4d4d;--safe:#34e3a4;--muted:#8da5b5;--line:rgba(107,204,235,.18);--shadow:0 28px 90px rgba(0,0,0,.38)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#061624;color:var(--white);font:400 15px/1.5 Inter,Arial,sans-serif;overflow-x:hidden}button,a{font:inherit}button{cursor:pointer}.skip{position:fixed;z-index:1000;top:-60px;left:20px;padding:10px 16px;background:var(--yellow);color:var(--bg)}.skip:focus{top:10px}.arcade-nav{position:sticky;z-index:80;top:0;display:flex;align-items:center;gap:28px;min-height:72px;padding:8px clamp(16px,4vw,64px);border-bottom:1px solid #dce3e7;background:rgba(255,255,255,.97);color:var(--bg);backdrop-filter:blur(18px)}.brand img{display:block;width:190px;height:48px}.arcade-mark{display:flex;flex-direction:column;padding-left:18px;border-left:1px solid #d9e0e4;color:#76909f;font:600 8px JetBrains,monospace;letter-spacing:.17em}.arcade-mark b{color:#0c3148;font-size:10px}.arcade-nav nav{display:flex;gap:25px;margin-left:auto}.arcade-nav nav a{position:relative;color:#50606c;text-decoration:none;font-size:12px;font-weight:700}.arcade-nav nav a.active{color:#0087b2}.arcade-nav nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:-10px;height:2px;background:var(--cyan)}.nav-actions{display:flex;gap:8px}.nav-actions button,.nav-actions a{display:grid;place-items:center;min-width:42px;height:42px;padding:0 13px;border:1px solid #dce3e7;border-radius:12px;background:#fff;color:var(--bg);text-decoration:none;font-size:11px;font-weight:700}
.intro{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;min-height:410px;padding:58px clamp(20px,7vw,110px);background:radial-gradient(circle at 76% 50%,rgba(0,194,255,.13),transparent 26%),linear-gradient(135deg,#061521,#09253a);overflow:hidden}.kicker{display:flex;align-items:center;gap:10px;margin:0 0 17px;color:var(--cyan);font:600 10px JetBrains,monospace;letter-spacing:.13em}.kicker i{display:block;width:34px;height:2px;background:var(--cyan)}.intro h1{margin:0;font:800 clamp(60px,9vw,126px)/.78 Sora,sans-serif;letter-spacing:-.08em}.intro h1 em{color:transparent;font-style:normal;-webkit-text-stroke:1px var(--cyan);text-shadow:0 0 32px rgba(0,194,255,.12)}.intro>div>p:last-child{max-width:590px;margin:28px 0 0;color:#a9bdc9;font-size:16px}.intro-core{display:grid;place-items:center;justify-self:center;width:min(340px,32vw);aspect-ratio:1;border:1px solid rgba(54,227,255,.18);border-radius:50%;background:radial-gradient(circle,rgba(54,227,255,.14),rgba(7,26,43,.2) 60%,transparent 61%);box-shadow:0 0 100px rgba(0,194,255,.1)}.intro-core span{margin-top:-50px;color:#7795a5;font:600 9px JetBrains,monospace;letter-spacing:.15em}.mini-core{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;width:58%}.mini-core i{aspect-ratio:1;border:1px solid rgba(54,227,255,.45);border-radius:50%;background:#0c3c55;box-shadow:inset 0 0 8px rgba(54,227,255,.25)}.mini-core i:nth-child(3n){background:#e6bd35;box-shadow:0 0 10px rgba(255,216,77,.28)}
.game-shell{width:min(1380px,calc(100% - 32px));margin:-25px auto 0;border:1px solid var(--line);border-radius:22px;background:#081d2e;box-shadow:var(--shadow);overflow:hidden}.top-hud{display:grid;grid-template-columns:repeat(3,minmax(100px,1fr)) auto auto;gap:1px;background:var(--line);border-bottom:1px solid var(--line)}.top-hud>div{padding:14px 22px;background:#091f31}.top-hud small,.panel-label span,.meter-head span{display:block;color:#748e9e;font:600 8px JetBrains,monospace;letter-spacing:.14em}.top-hud strong{display:block;margin-top:3px;color:#fff;font:800 22px Sora,sans-serif}.top-hud>div:nth-child(3) strong{color:var(--yellow)}.top-hud button{width:54px;border:0;background:#092234;color:#fff;font-size:18px}.top-hud button:hover{background:#10354c;color:var(--cyan)}
.game-shell:fullscreen,.game-shell.fallback-fullscreen{position:fixed;z-index:180;inset:0;width:100vw;height:100dvh;margin:0;border:0;border-radius:0;overflow:auto}.game-shell:fullscreen .game-layout,.game-shell.fallback-fullscreen .game-layout{min-height:calc(100dvh - 70px)}body.locked{overflow:hidden}
.game-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;min-height:700px}.board-zone{display:flex;flex-direction:column;min-width:0;padding:22px clamp(14px,3vw,38px) 18px;background:radial-gradient(circle at 50% 48%,rgba(0,194,255,.06),transparent 46%),#071a2b}.board-title,.panel-label,.meter-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.board-title span{display:flex;align-items:center;gap:8px}.board-title b,.panel-label b{font:700 9px JetBrains,monospace;letter-spacing:.1em}.board-title small{color:#667f8f;font:500 9px JetBrains,monospace}.status-dot{display:block;width:8px;height:8px;border-radius:50%;background:var(--safe);box-shadow:0 0 12px var(--safe)}.board-wrap{position:relative;display:grid;place-items:center;flex:1;min-height:0;padding:20px}.assembly-board{--size:10;display:grid;grid-template-columns:repeat(var(--size),1fr);gap:clamp(2px,.45vw,5px);width:min(68vh,100%);max-width:700px;aspect-ratio:1;padding:clamp(9px,1.4vw,18px);border:1px solid rgba(54,227,255,.24);border-radius:4%;background:linear-gradient(145deg,#0d3046,#081d2e);box-shadow:inset 0 0 50px rgba(0,0,0,.45),0 0 0 8px rgba(54,227,255,.025);touch-action:none;user-select:none}.cell{position:relative;display:grid;place-items:center;min-width:0;border:1px solid rgba(115,199,226,.19);border-radius:22%;background:#0a2538;transition:background .15s,border-color .15s,transform .12s}.cell:before{content:"";width:44%;aspect-ratio:1;border:1px solid rgba(117,193,217,.25);border-radius:50%;background:#071b2b}.cell.zone-center{box-shadow:inset 0 0 8px rgba(255,216,77,.045)}.cell.zone-outer{background:#092235}.cell.guide{background:repeating-linear-gradient(45deg,#0d3147,#0d3147 3px,#092538 3px,#092538 6px);border-color:rgba(255,255,255,.25)}.cell.guide:before{content:"＋";display:grid;place-items:center;width:58%;border-color:#7892a2;color:#7892a2;font:700 clamp(8px,1.2vw,15px) Sora,sans-serif}.cell.preview-valid{border-color:var(--cyan);background:rgba(0,194,255,.18);transform:scale(.94)}.cell.preview-invalid{border-color:var(--critical);background:rgba(255,77,77,.15)}.cell.occupied:before{width:62%;border:2px solid var(--rod-color,#32d5f5);background:radial-gradient(circle at 38% 34%,#f7ffff 0 7%,var(--rod-color,#32d5f5) 9% 28%,#0d334a 30% 48%,var(--rod-color,#32d5f5) 50% 58%,#071a2b 60%);box-shadow:0 0 calc(5px + var(--heat,0)*8px) color-mix(in srgb,var(--rod-color) 70%,transparent);animation:snap .22s ease}.cell.rod-high{--rod-color:#ffd84d}.cell.rod-stable{--rod-color:#34e3a4}.cell.rod-experimental{--rod-color:#ff7e70}.cell.hot:after{content:"!";position:absolute;right:4%;top:2%;display:grid;place-items:center;width:26%;aspect-ratio:1;border-radius:50%;background:var(--critical);color:#fff;font:700 clamp(6px,.8vw,10px) Sora,sans-serif;box-shadow:0 0 10px rgba(255,77,77,.5)}.cell.cooling{animation:coolPulse .6s ease}.cell.removable{outline:2px dashed var(--yellow);cursor:crosshair}.feedback{position:absolute;z-index:5;left:50%;top:46%;color:var(--yellow);font:800 clamp(20px,4vw,45px)/1 Sora,sans-serif;text-align:center;text-shadow:0 7px 25px rgba(0,0,0,.5);opacity:0;pointer-events:none;transform:translate(-50%,-20%)}.feedback.show{animation:feedback .8s ease}.progress-row{display:grid;grid-template-columns:auto minmax(80px,1fr) auto;align-items:center;gap:14px;color:#718b9b;font:600 8px JetBrains,monospace;letter-spacing:.1em}.progress-row>div{height:6px;border-radius:99px;background:#0d3146;overflow:hidden}.progress-row i{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--cyan),var(--safe));box-shadow:0 0 12px var(--cyan);transition:width .2s}.progress-row b{color:#d2e1e7;font:600 10px JetBrains,monospace}
.control-panel{display:flex;flex-direction:column;gap:12px;padding:18px;border-left:1px solid var(--line);background:#091f31}.next-card,.meter-card,.abilities,.arcade-note{padding:15px;border:1px solid var(--line);border-radius:14px;background:#0b263a}.panel-label b{color:#d9f7ff}.piece-stage{display:grid;place-items:center;height:128px;margin:12px 0 8px;border:1px dashed rgba(54,227,255,.25);border-radius:12px;background:radial-gradient(circle,rgba(54,227,255,.08),transparent 62%);touch-action:none}.piece-stage:focus{outline:2px solid var(--cyan)}.piece-preview,.queue>div{display:grid;grid-template-columns:repeat(var(--cols,1),30px);gap:4px}.piece-preview i,.queue i{width:30px;height:30px;border:2px solid var(--piece,#36e3ff);border-radius:50%;background:radial-gradient(circle at 38% 34%,#fff 0 6%,var(--piece,#36e3ff) 8% 27%,#0b2b40 30% 48%,var(--piece,#36e3ff) 50% 58%,#061a2a 61%);box-shadow:0 0 10px color-mix(in srgb,var(--piece) 48%,transparent)}.piece-preview.dragging{opacity:.5}.queue{display:flex;gap:7px}.queue>div{flex:1;place-content:center;min-height:48px;padding:7px;border-radius:9px;background:#081d2d;transform:scale(.72)}.meter-card{padding-block:14px}.meter-head b{color:var(--safe);font:700 13px JetBrains,monospace}.meter{height:8px;margin:10px 0 6px;padding:2px;border:1px solid rgba(255,255,255,.15);border-radius:99px;background:#071a2b}.meter i{display:block;width:100%;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--critical),var(--yellow),var(--safe));transition:width .25s}.meter-card>p{margin:0;color:var(--safe);font:600 8px JetBrains,monospace;letter-spacing:.12em}.heat-key{display:flex;justify-content:space-between;margin-top:12px;color:#668090;font:500 6px JetBrains,monospace}.heat-key span{display:flex;align-items:center;gap:3px}.heat-key i{display:block;width:7px;height:7px;border-radius:2px;background:#267ab0}.heat-key span:nth-child(2) i{background:var(--safe)}.heat-key span:nth-child(3) i{background:var(--yellow)}.heat-key span:nth-child(4) i{background:var(--critical)}.ability-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:5px;margin-top:11px}.ability-grid button{position:relative;min-width:0;min-height:58px;padding:7px 2px;border:1px solid rgba(255,255,255,.09);border-radius:9px;background:#081d2d;color:#fff}.ability-grid button span{display:block;color:var(--cyan);font-size:20px;line-height:1}.ability-grid button b{display:block;margin-top:5px;font:600 5px JetBrains,monospace}.ability-grid button small{position:absolute;right:3px;top:2px;color:var(--yellow);font:600 7px JetBrains,monospace}.ability-grid button:disabled{opacity:.3}.ability-grid button.active{border-color:var(--yellow);background:rgba(255,216,77,.1)}.arcade-note{margin:0;color:#718a99;font-size:9px;line-height:1.5}
.below-game,.local-board{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;padding:90px clamp(20px,7vw,110px);background:#f6f8f8;color:#071a2b}.below-game h2,.local-board h2{margin:0;font:800 clamp(34px,5vw,62px)/1.02 Sora,sans-serif;letter-spacing:-.055em}.below-game h2 em,.local-board h2 em{color:#078fba;font-style:normal}.below-game .kicker,.local-board .kicker{color:#078fba}.below-game ol,.local-board ol{list-style:none;margin:0;padding:0}.below-game li{display:grid;grid-template-columns:55px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid #dbe2e5}.below-game li>b{color:#9ab0bb;font:600 11px JetBrains,monospace}.below-game li strong{display:block;font:800 17px Sora,sans-serif}.below-game li span{color:#667985;font-size:13px}.local-board{background:#071a2b;color:#fff}.local-board ol li{display:grid;grid-template-columns:40px 1fr auto;gap:12px;padding:13px;border-bottom:1px solid rgba(255,255,255,.08)}.local-board ol b{color:var(--yellow);font:700 11px JetBrains,monospace}.local-board ol span{color:#b7c8d2}.local-board ol strong{color:var(--cyan);font:700 11px JetBrains,monospace}footer{display:flex;align-items:center;gap:40px;padding:25px clamp(20px,7vw,110px);background:#fff;color:#62727d;font-size:10px}footer img{width:160px}footer p{max-width:580px}footer a{margin-left:auto;color:#087ca3;font-weight:700;text-decoration:none}
.modal{position:fixed;z-index:200;inset:0;display:grid;place-items:center;padding:18px;background:rgba(2,12,20,.82);backdrop-filter:blur(9px)}.modal[hidden]{display:none}.modal-card{width:min(740px,100%);max-height:min(840px,94dvh);overflow:auto;padding:32px;border:1px solid rgba(54,227,255,.28);border-radius:22px;background:linear-gradient(145deg,#0d3046,#081d2e);box-shadow:var(--shadow);text-align:center}.modal-card h2{margin:0;color:#fff;font:800 clamp(28px,5vw,50px)/1 Sora,sans-serif;letter-spacing:-.05em}.modal-card>p:not(.kicker){color:#a9bdc9}.modal-card .kicker{justify-content:center}.mode-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:25px}.mode-grid button{display:grid;grid-template-columns:50px 1fr;grid-template-rows:auto auto;gap:0 12px;min-height:84px;padding:13px;border:1px solid rgba(255,255,255,.1);border-radius:13px;background:#081e30;color:#fff;text-align:left}.mode-grid button:hover{border-color:var(--cyan);transform:translateY(-2px)}.mode-grid button>span{grid-row:1/3;display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:rgba(54,227,255,.1);color:var(--cyan);font-size:23px}.mode-grid button b{align-self:end;font:800 13px Sora,sans-serif}.mode-grid button small{color:#8099a8}.mode-grid button.daily{grid-column:1/3;border-color:rgba(255,216,77,.3)}.mode-grid button.daily>span{background:rgba(255,216,77,.1);color:var(--yellow)}.compact{width:min(430px,100%)}.modal-icon{display:grid;place-items:center;width:60px;height:60px;margin:0 auto 16px;border:1px solid var(--line);border-radius:50%;color:var(--cyan);font-size:24px}.stack{display:grid;gap:8px;margin-top:22px}.stack button,.fact-card button,.quiz-card button{min-height:46px;border:1px solid rgba(255,255,255,.13);border-radius:10px;background:rgba(255,255,255,.05);color:#fff;font-weight:700}.stack button.primary,.fact-card button.primary{border:0;background:var(--yellow);color:var(--bg)}.result-card{width:min(620px,100%)}.stars{margin:18px 0;color:var(--yellow);font-size:34px;letter-spacing:.2em}.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.result-grid div{padding:13px 5px;border:1px solid rgba(255,255,255,.1);border-radius:10px;background:rgba(255,255,255,.04)}.result-grid small,.final-score small{display:block;color:#7f98a7;font:500 7px JetBrains,monospace;letter-spacing:.1em}.result-grid b{display:block;margin-top:5px;font:800 16px Sora,sans-serif}.final-score{margin:20px 0}.final-score strong{display:block;color:var(--yellow);font:800 54px Sora,sans-serif}.fact-card{width:min(500px,100%)}.fact-card>p:not(.kicker){font-size:17px;line-height:1.7}.fact-card button{width:100%;margin-top:15px}.quiz-card{width:min(600px,100%)}.quiz-card h2{font-size:28px;line-height:1.25}.quiz-card>div{display:grid;gap:8px;margin:22px 0}.quiz-card>div button{text-align:left;padding:10px 15px}.quiz-card>div button.correct{border-color:var(--safe);background:rgba(52,227,164,.14)}.quiz-card>div button.wrong{border-color:var(--critical);background:rgba(255,77,77,.12)}.toast{position:fixed;z-index:400;left:50%;bottom:22px;max-width:calc(100% - 28px);padding:12px 18px;border-radius:10px;background:#fff;color:#071a2b;box-shadow:var(--shadow);font-weight:700;opacity:0;pointer-events:none;transform:translate(-50%,15px);transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}
@keyframes snap{from{transform:scale(.55);opacity:.4}to{transform:scale(1);opacity:1}}@keyframes feedback{0%{opacity:0;transform:translate(-50%,10%)}20%,65%{opacity:1;transform:translate(-50%,-20%)}100%{opacity:0;transform:translate(-50%,-60%)}}@keyframes coolPulse{50%{background:rgba(54,227,255,.35)}}
@media(max-width:900px){.arcade-nav nav,.arcade-mark{display:none}.game-layout{grid-template-columns:1fr}.control-panel{display:grid;grid-template-columns:1fr 1fr;border-left:0;border-top:1px solid var(--line)}.next-card,.abilities,.arcade-note{grid-column:1/3}.below-game,.local-board{grid-template-columns:1fr}.assembly-board{width:min(76vw,620px)}}
@media(max-width:640px){.arcade-nav{min-height:62px;padding:6px 10px}.brand img{width:145px;height:42px}.nav-actions a{display:none}.nav-actions{margin-left:auto}.intro{grid-template-columns:1fr;min-height:280px;padding:38px 18px}.intro h1{font-size:58px}.intro>div>p:last-child{font-size:12px}.intro-core{display:none}.game-shell{width:100%;margin:0;border-inline:0;border-radius:0}.top-hud{grid-template-columns:repeat(3,1fr) 46px 46px}.top-hud>div{padding:10px 9px}.top-hud small{font-size:6px}.top-hud strong{font-size:16px}.top-hud button{width:46px}.game-layout{min-height:0}.board-zone{padding:13px 8px 12px}.board-wrap{padding:12px 0}.assembly-board{width:min(96vw,560px);padding:8px;gap:3px}.board-title{padding-inline:5px}.progress-row{gap:8px}.control-panel{gap:8px;padding:10px}.next-card,.meter-card,.abilities,.arcade-note{padding:12px}.piece-stage{height:96px}.ability-grid button{min-height:60px}.below-game,.local-board{gap:30px;padding:60px 18px}.below-game h2,.local-board h2{font-size:38px}.modal{padding:10px}.modal-card{padding:22px 14px}.mode-grid{grid-template-columns:1fr}.mode-grid button.daily{grid-column:1}.result-grid{grid-template-columns:1fr 1fr}.final-score strong{font-size:43px}footer{display:grid;gap:10px;padding:22px 18px}footer a{margin:0}.full{display:block}}
@media(max-width:390px){.top-hud strong{font-size:14px}.top-hud>div{padding-inline:6px}.control-panel{grid-template-columns:1fr}.next-card,.abilities,.arcade-note{grid-column:1}.heat-key{font-size:5px}.intro h1{font-size:52px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}
.piece-tray{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:12px}.tray-slot{display:grid;place-items:center;min-width:0;height:112px;padding:8px;border:1px solid rgba(54,227,255,.16);border-radius:12px;background:radial-gradient(circle,rgba(54,227,255,.08),transparent 68%),#081d2d;color:#fff;touch-action:none;transition:border-color .15s,background .15s,transform .15s}.tray-slot:hover,.tray-slot.selected{border-color:var(--cyan);background:radial-gradient(circle,rgba(54,227,255,.16),transparent 70%),#09263a;box-shadow:inset 0 0 18px rgba(0,194,255,.08)}.tray-slot.selected{transform:translateY(-3px)}.tray-slot.used{opacity:.22;filter:grayscale(1);pointer-events:none}.tray-slot .piece-preview{display:grid;grid-template-columns:repeat(var(--cols,1),24px);gap:3px;transform:scale(.86)}.tray-slot .piece-preview i{width:24px;height:24px;border:2px solid var(--piece,#36e3ff);border-radius:50%;background:radial-gradient(circle at 38% 34%,#fff 0 6%,var(--piece,#36e3ff) 8% 27%,#0b2b40 30% 48%,var(--piece,#36e3ff) 50% 58%,#061a2a 61%);box-shadow:0 0 8px color-mix(in srgb,var(--piece) 48%,transparent)}.tray-slot .piece-preview:empty:after{content:"USED";color:#6d8492;font:600 7px JetBrains,monospace;letter-spacing:.12em}.tray-help{margin:10px 2px 0;color:#6f8999;font-size:8px;line-height:1.45;text-align:center}.line-clear{animation:lineClear .42s ease both}@keyframes lineClear{0%{transform:scale(1);filter:brightness(1)}50%{transform:scale(.72);background:var(--cyan);filter:brightness(2)}100%{transform:scale(.2);opacity:0}}@media(max-width:640px){.tray-slot{height:92px}.tray-slot .piece-preview{transform:scale(.72)}}