@charset "UTF-8";
:root{color-scheme:dark;--bg:#080e18;--panel:#101b2a;--line:#253243;--muted:#90a3b9;--text:#edf4fb;--mint:#8af2ce;--pink:#ff8296;--blue:#7bb7ff}
:root{--mint:#56dfff;--pink:#ff4296;--blue:#31d9ff;--line:#27475d}
.upgrade-art{display:block;width:100%;aspect-ratio:240/152;overflow:hidden;border-bottom:1px solid var(--card-color);margin-bottom:14px}.upgrade-art svg{display:block;width:100%;height:100%}.card-number{position:absolute;z-index:1;top:8px;left:8px;background:#06101eed;border:1px solid var(--card-color);color:#fff;display:grid;place-items:center;width:30px;height:30px;font:700 17px Consolas,monospace;box-shadow:0 0 12px #0008}.card-rank{display:block;color:var(--card-color);letter-spacing:4px;margin-top:9px;font-size:11px}
.upgrade-cards button.upgrade-card{position:relative;overflow:hidden;padding:0 0 16px;border:1px solid var(--card-color);border-radius:9px;background:linear-gradient(155deg,#1a2e46,#080f20 75%);box-shadow:inset 0 0 20px #0005,0 8px 24px #0006;transition:transform .15s,box-shadow .15s;min-width:0}.upgrade-cards button.upgrade-card:hover,.upgrade-cards button.upgrade-card:focus-visible{transform:translateY(-5px);box-shadow:0 0 22px color-mix(in srgb,var(--card-color) 25%,transparent);outline-color:var(--card-color)}.upgrade-cards .upgrade-card>.tag,.upgrade-cards .upgrade-card>strong,.upgrade-cards .upgrade-card>p,.upgrade-cards .upgrade-card>.pick,.upgrade-cards .upgrade-card>.card-rank{margin-left:14px;margin-right:14px}.upgrade-cards .upgrade-card>.tag{color:var(--card-color)}.upgrade-cards .upgrade-card>.pick{border-top:1px solid #ffffff20;padding-top:12px;margin-top:auto;color:var(--card-color)}.upgrade-cards .upgrade-card>p{min-height:58px;line-height:1.65;color:#bfd0e3}.upgrade-cards{padding:6px 2px}.upgrade-cards .upgrade-card>strong{font-size:clamp(12px,1.3vw,17px)}
@media(max-width:600px){.upgrade-cards .upgrade-card>.tag,.upgrade-cards .upgrade-card>strong,.upgrade-cards .upgrade-card>p,.upgrade-cards .upgrade-card>.pick,.upgrade-cards .upgrade-card>.card-rank{margin-left:8px;margin-right:8px}.upgrade-cards .upgrade-card>p{font-size:10px;min-height:70px}.upgrade-cards .card-number{width:23px;height:23px;font-size:13px;top:5px;left:5px}.upgrade-art{margin-bottom:10px}.upgrade-cards .upgrade-card>.pick{font-size:9px}.card-rank{font-size:9px}}
@media(orientation:landscape) and (max-height:600px){.upgrade-art{max-height:90px}.upgrade-cards .upgrade-card>p{min-height:0;font-size:10px;margin-top:5px;margin-bottom:6px}.upgrade-cards .card-rank{margin-top:4px}.upgrade-cards button.upgrade-card{padding-bottom:8px}}
.upgrade-cards .upgrade-card>.physics-note{min-height:0;margin-top:0;padding:8px 10px;border-left:2px solid var(--card-color);background:#ffffff08;color:#d8f6ff;font-size:10px;line-height:1.45}
.durability-row{display:flex;align-items:center;gap:10px}.health-meter{display:flex;gap:3px}.health-meter i{display:block;width:9px;height:18px;border:1px solid #4c7185;background:#07131e;transform:skew(-8deg);box-shadow:inset 0 0 5px #000}.health-meter i.filled{border-color:#76efff;background:linear-gradient(#a6faff,#27bddf);box-shadow:0 0 7px #28dfff88}.integrity strong{font-size:14px!important;letter-spacing:0!important;white-space:nowrap}.integrity.warning strong{color:#ffc65d}.integrity.warning .health-meter i.filled{border-color:#ffd279;background:linear-gradient(#fff0a4,#ef9c28);box-shadow:0 0 8px #ffae3988}.integrity.danger strong{color:#ff6a73;animation:durability-alert .55s steps(2,end) infinite}.integrity.danger .health-meter i.filled{border-color:#ff8490;background:linear-gradient(#ffb0b8,#eb3349);box-shadow:0 0 10px #ff354f}.integrity.danger .health-meter{animation:durability-alert .55s steps(2,end) infinite}@keyframes durability-alert{50%{opacity:.45}}
#remaining{font:700 16px Consolas,"Malgun Gothic",sans-serif;letter-spacing:.3px;color:#e9fbff;background:#04111dcc;border:1px solid #38c9ed88;padding:5px 10px;box-shadow:0 0 14px #00bde733;text-shadow:0 0 8px #24d8ff;white-space:nowrap}
@media(max-width:600px){.durability-row{gap:5px}.health-meter{gap:2px}.health-meter i{width:5px;height:13px}.integrity strong{font-size:10px!important}.integrity .hud-label{font-size:7px}}
@media(max-width:600px){#fieldLabel{display:none}#remaining{font-size:12px;padding:4px 7px;margin-left:auto}}
html,body{height:var(--app-height,100dvh);min-height:0;overflow:hidden}body main{height:calc(var(--app-height,100dvh) - 52px);min-height:0;overflow:hidden}
.build-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.build-list>.tiny{grid-column:1/-1}.build-item{min-width:0;display:flex;align-items:center;gap:6px;margin:0;padding:5px;background:#071522;border:1px solid #29506a;color:#dff7ff;text-align:left}.build-item:hover,.build-item:focus-visible{border-color:#54dfff}.build-item .build-art{flex:0 0 40px;width:40px;height:28px;aspect-ratio:auto;margin:0;border:1px solid #2e7894}.build-item>span:last-child{min-width:0}.build-item b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:9px}.build-item small{display:block;color:#5de6ff;font:8px Consolas;margin-top:2px}.equipment-dialog{width:min(430px,calc(100% - 24px));padding:24px}.equipment-detail-art{max-width:300px;margin:0 auto 12px}.equipment-detail-art .upgrade-art{margin:0;border:1px solid #4fdfff}.equipment-dialog h2{text-align:center;margin:8px 0 3px}.equipment-level{text-align:center;color:#60e5ff;font:11px Consolas}.equipment-effect,.equipment-principle{padding:10px 12px;background:#091827;border-left:2px solid #54ddff;color:#c7d9e8;font-size:12px;line-height:1.6}.equipment-principle{color:#e4faff}.equipment-dialog .primary{margin-top:12px}
.xp-meter{position:absolute;z-index:3;bottom:0;left:0;right:0;height:18px;background:#061425db;pointer-events:none;border-top:1px solid #40859b}.xp-meter>div{height:100%;width:0;background:linear-gradient(90deg,#176d9b,#30daf0);opacity:.65}.xp-meter>span{position:absolute;inset:0;text-align:center;font:10px/18px Consolas,"Malgun Gothic",sans-serif;color:#fff3c9;text-shadow:0 1px 3px #000}
#chargeBtn{position:relative;overflow:hidden}#chargeBtn:after{content:"";position:absolute;left:0;bottom:0;width:var(--overdrive,0);height:4px;background:linear-gradient(90deg,#39dcff,#fff1a8,#ff8a4c);box-shadow:0 0 14px #ffae55;transition:width .18s}#chargeBtn:disabled{opacity:1;color:#8395a7}#chargeBtn.overdrive-ready{color:#fff4bd;background:#ff9c3a24;animation:overdrive-ready .55s ease-in-out infinite alternate}body.overdrive .arena-panel{border-color:#ffd56a;box-shadow:0 0 36px #ff9e4566,0 15px 80px #0008}body.overdrive .arena-wrap:after{content:"OVERDRIVE";position:absolute;inset:12px 18px auto auto;color:#fff4bd;font:800 13px Consolas;letter-spacing:3px;text-shadow:0 0 14px #ff8a42;pointer-events:none;z-index:4}@keyframes overdrive-ready{to{box-shadow:inset 0 0 24px #ffad4c55}}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 70% 0,#15263a 0,transparent 55%),var(--bg);color:var(--text);font-family:"Segoe UI","Malgun Gothic",sans-serif;line-height:1.55}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:default;opacity:.4}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--mint);outline-offset:4px}button{border:0}button:hover:not(:disabled){filter:brightness(1.12)}[hidden]{display:none!important}.topbar{height:76px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 4.5%;gap:15px}.brand{color:var(--text);text-decoration:none;display:flex;align-items:center;font-size:18px;font-weight:800;letter-spacing:1.8px;gap:3px}.brand-icon{display:grid;place-items:center;background:var(--mint);color:#102723;border-radius:8px;width:32px;height:32px;margin-right:10px;font-size:27px}.brand-light{font-weight:300}.edition{font-size:9px;font-weight:500;color:var(--muted);margin-left:17px;letter-spacing:1.4px}.top-actions{display:flex;gap:12px}.small-button{background:none;color:var(--muted);font-size:12px;padding:8px}.small-button span{border:1px solid var(--line);padding:2px 6px;border-radius:4px;margin-left:5px}main{max-width:1340px;margin:auto;padding:36px 44px 16px}.game-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;color:var(--mint);margin:0 0 12px}.live-dot{display:inline-block;width:6px;height:6px;background:var(--mint);border-radius:50%;margin-right:6px;box-shadow:0 0 12px #8af2ce88}h1{font-size:29px;letter-spacing:-1.2px;margin:0;line-height:1.4}h1>span{font-size:13px;font-weight:400;color:var(--muted);letter-spacing:0;margin-left:20px}.record{text-align:right}.record span{font-size:9px;color:var(--muted);letter-spacing:2px;display:block}.record strong{font-size:23px;font-family:Consolas,monospace;font-weight:400;letter-spacing:2px}.layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;align-items:start}.arena-panel{border:1px solid #334253;background:#0c1521;border-radius:16px;overflow:hidden;box-shadow:0 15px 80px #0005}.hud{display:flex;gap:38px;align-items:center;padding:17px 25px;border-bottom:1px solid var(--line);background:#111c29}.hud-label{display:block;color:var(--muted);font-size:9px;letter-spacing:1.8px;margin-bottom:2px}.hud strong{font-family:Consolas,monospace;font-weight:400;font-size:21px;letter-spacing:1px}.hud small{font-size:13px;color:var(--muted)}.integrity{margin-left:auto}.integrity strong{color:var(--mint);font-size:20px;letter-spacing:3px}.pause-button{width:35px;height:35px;border:1px solid #3a495a;border-radius:8px;background:#ffffff05;font-weight:bold}.arena-wrap{position:relative;aspect-ratio:1;isolation:isolate}canvas{width:100%;height:100%;display:block;touch-action:none}.canvas-corner{position:absolute;inset:16px 20px auto;display:flex;justify-content:space-between;pointer-events:none;font:9px Consolas,monospace;letter-spacing:1px;color:#6f849a}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#091321c9;backdrop-filter:blur(4px);z-index:5;padding:25px;overflow:auto}.screen{text-align:center;width:100%;max-width:550px;margin:auto}.screen h2{font-size:31px;line-height:1.35;letter-spacing:-1.3px;margin:12px 0 16px}.screen h2 span{color:var(--mint)}.screen-description{font-size:13px;color:#a6b8cc;line-height:1.85;margin:0 0 24px}.intro h2{font-size:44px}.intro-symbol{height:99px;width:150px;position:relative;margin:0 auto 17px;display:flex;align-items:center;justify-content:center}.intro-symbol i{position:absolute;width:140px;height:76px;border:1px solid #8af2ce44;border-radius:50%;transform:rotate(-25deg)}.intro-symbol b,.intro-symbol em{font-style:normal;font-size:32px;font-weight:400;width:53px;height:53px;border-radius:50%;display:grid;place-items:center;position:relative}.intro-symbol b{background:#ff829622;border:1px solid var(--pink);color:var(--pink);box-shadow:0 0 45px #ff829622;margin-right:15px}.intro-symbol em{background:#7bb7ff22;border:1px solid var(--blue);color:var(--blue);transform:translateY(15px)}.primary{background:var(--mint);color:#102820;font-weight:800;font-size:14px;display:flex;justify-content:space-between;align-items:center;padding:16px 22px;border-radius:9px;min-height:49px;width:100%;max-width:350px;margin:0 auto}.primary span{font-size:19px}.intro-foot{font:9px Consolas,monospace;letter-spacing:1.5px;color:#7c91a8;margin-top:20px}.intro-foot i{margin:0 8px;font-style:normal}.action-bar{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);background:#121f2f}.action{display:flex;align-items:center;gap:10px;text-align:left;background:none;padding:18px 14px;min-height:82px}.action+.action{border-left:1px solid var(--line)}.action-icon{font-size:29px;color:var(--mint);font-weight:300}.polarity .action-icon{color:var(--pink)}.action strong{display:block;font-size:12px}.action small{display:block;font-size:9px;color:var(--muted);margin-top:5px}kbd{font-family:inherit;font-size:10px;padding:2px 6px;background:#ffffff08;border:1px solid #ffffff20;border-radius:4px;margin-left:auto;color:var(--muted)}.sidebar{display:flex;flex-direction:column;gap:16px}.side-card{background:linear-gradient(140deg,#152133,#101925);border:1px solid var(--line);border-radius:12px;padding:22px}.side-card h2{font-size:14px;margin:0 0 18px;font-weight:650}.mission h2{font-size:22px;line-height:1.5;letter-spacing:-.6px}.mission p:not(.eyebrow){font-size:12px;color:var(--muted);line-height:1.9;margin-bottom:24px}.mission-line{font-size:11px;margin-top:12px;display:flex;gap:15px;color:#c0cfdf}.mission-line span{font:10px Consolas,monospace;color:var(--mint);min-width:50px}.card-heading{display:flex;align-items:start;justify-content:space-between}.mini-tag{font-size:8px;letter-spacing:1px;background:#8af2ce12;color:var(--mint);padding:3px 6px;border:1px solid #8af2ce33;border-radius:4px}.toggle-row{position:relative;display:flex;align-items:center;justify-content:space-between;font-size:11px;color:#bac9da;margin-bottom:15px;cursor:pointer;min-height:22px}.toggle-row input{position:absolute;right:0;width:30px;height:22px;opacity:0}.toggle{width:30px;height:17px;background:#354256;border-radius:20px;pointer-events:none}.toggle:before{content:"";display:block;background:#acb9c8;width:11px;height:11px;margin:3px;border-radius:50%;transition:transform .2s}.toggle-row input:checked+.toggle{background:#447662}.toggle-row input:checked+.toggle:before{background:var(--mint);transform:translateX(13px)}.toggle-row input:focus-visible+.toggle{outline:2px solid var(--mint);outline-offset:4px}.formula{font-family:Consolas,monospace;font-size:14px;color:var(--mint);padding:15px 0 10px;border-top:1px solid var(--line);margin-top:20px}.formula span{display:block;font-size:12px;color:var(--muted);margin-top:4px}.tiny{font-size:10px;color:var(--muted);line-height:1.8;margin:5px 0 0}.build-item{display:flex;justify-content:space-between;font-size:11px;margin-top:10px;color:#c1d2e3}.build-item span{color:var(--mint)}.control-note{font-size:10px;color:var(--muted);line-height:2.1;padding:0 10px}.control-note>span{font:9px Consolas,monospace;color:#c2d0e1;margin-right:5px}.control-note p{margin-top:8px}.announcement{position:absolute;top:17%;left:5%;right:5%;text-align:center;color:var(--mint);font-size:18px;font-weight:800;letter-spacing:1px;pointer-events:none;text-shadow:0 2px 15px #000;z-index:2}.combo-readout{position:absolute;bottom:5%;left:0;right:0;text-align:center;pointer-events:none}.combo-readout strong{font:italic bold 36px Consolas,monospace;color:var(--mint);display:block;line-height:1.1}.combo-readout span{font:8px Consolas,monospace;letter-spacing:2px;color:var(--mint)}.upgrade-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.upgrade-card{border:1px solid #456052;border-radius:12px;padding:18px 12px;background:linear-gradient(#1a3531,#13232b);text-align:left;min-height:215px;display:flex;flex-direction:column}.upgrade-card .upgrade-icon{font-size:30px;color:var(--mint);margin-bottom:12px}.upgrade-card .tag{font-size:9px;color:var(--mint);margin-bottom:6px}.upgrade-card strong{font-size:14px}.upgrade-card p{font-size:11px;line-height:1.7;color:#b1c4d3}.upgrade-card .pick{font-size:10px;color:var(--mint);margin-top:auto}.text-button{background:none;color:var(--muted);font-size:12px;margin:18px auto 0;padding:8px;display:block}.quiz-options{display:grid;gap:10px;max-width:380px;margin:auto}.quiz-options button{background:#172a3b;border:1px solid #405369;border-radius:9px;padding:14px;text-align:left;font-size:14px}.quiz-options button.correct{border-color:var(--mint);color:var(--mint)}.quiz-options button.wrong{border-color:var(--pink);color:var(--pink)}.explanation{font-size:12px;line-height:1.9;color:#afc3d5;background:#132735;border:1px solid #304857;border-radius:10px;padding:16px;margin:20px 0}.explanation:empty{display:none}.result-score{font:48px Consolas,monospace;color:var(--mint);margin:14px 0}.result-stats{display:flex;justify-content:center;gap:25px;color:var(--muted);font-size:11px}.result-stats b{display:block;font:23px Consolas,monospace;color:var(--text);margin-bottom:4px}footer{display:flex;justify-content:space-between;color:#6b8097;font-size:9px;letter-spacing:.5px;margin-top:24px;padding:10px 0}footer b{font-weight:400;margin-left:10px}.touch-controls{display:none}dialog{background:#101e2c;color:var(--text);border:1px solid #456076;border-radius:16px;padding:32px;max-width:560px;width:calc(100% - 30px);max-height:90dvh;overflow:auto}dialog::backdrop{background:#02070bd9;backdrop-filter:blur(4px)}dialog h2{font-size:25px;margin:8px 0 22px}dialog ol{padding-left:22px;font-size:12px;line-height:1.9;color:#afc3d5}dialog li{padding-left:5px;margin-bottom:12px}dialog li b{color:var(--mint);display:block}.close-button{position:absolute;right:16px;top:10px;background:none;font-size:27px;color:var(--muted)}
@media(min-width:1450px){main{max-width:1400px}.layout{grid-template-columns:minmax(0,1fr) 300px}}
@media(max-width:1050px){main{padding:25px 22px}.layout{grid-template-columns:minmax(0,1fr) 235px;gap:16px}.side-card{padding:17px}.action{padding:14px 10px;gap:6px}.action kbd{display:none}h1>span{display:block;margin:5px 0 0}.intro h2{font-size:34px}.intro-symbol{height:70px;margin-bottom:12px}.screen .eyebrow{font-size:8px}.screen-description{font-size:11px;margin-bottom:15px}.overlay{padding:20px}.intro-foot{margin:13px 0 0}}
@media(max-width:760px){.topbar{height:58px;padding:0 17px}.edition{display:none}.brand{font-size:14px}.brand-icon{height:27px;width:27px;margin-right:6px}.small-button{font-size:10px;padding:6px}.top-actions{gap:3px}main{padding:22px 12px 12px}.game-heading{margin:0 5px 20px}h1{font-size:24px}h1>span{font-size:11px}.eyebrow{font-size:8px}.record strong{font-size:19px}.record span{font-size:8px}.layout{display:flex;flex-direction:column;gap:20px}.arena-panel{width:100%;border-radius:12px}.hud{gap:20px;padding:12px 15px}.hud strong{font-size:18px}.hud-label{font-size:8px}.integrity strong{font-size:15px;letter-spacing:1px}.pause-button{width:29px;height:29px}.arena-wrap{min-height:410px}.canvas-corner{inset:12px 13px auto;font-size:7px}.screen h2{font-size:25px}.intro h2{font-size:32px;margin:6px 0 10px}.intro-symbol{height:62px;margin-bottom:10px;transform:scale(.8)}.intro .eyebrow{letter-spacing:1px;font-size:7px}.screen-description{font-size:11px;margin-bottom:14px}.primary{padding:12px 16px;min-height:44px;font-size:13px}.intro-foot{font-size:7px}.action{padding:11px 9px;min-height:75px;gap:6px}.action-icon{font-size:23px}.action strong{font-size:11px}.action small{font-size:8px;max-width:92px}.sidebar{display:grid;grid-template-columns:1fr 1fr;width:100%;gap:12px}.mission{display:none}.control-note{display:none}.side-card{padding:16px}.side-card h2{font-size:12px}.formula{font-size:12px}.toggle-row{font-size:10px}.tiny{font-size:9px}.touch-controls{display:flex;align-items:center;justify-content:center;gap:25px;order:1;margin:16px auto 0;padding:10px}.touch-controls p{font-size:11px;color:var(--muted);line-height:1.9}.joystick{position:relative;width:102px;height:102px;border:1px solid #456273;border-radius:50%;background:#152b39;touch-action:none;user-select:none;flex-shrink:0}.joystick-cross{position:absolute;inset:0;display:grid;place-items:center;font-size:67px;font-weight:100;color:#8af2ce22}.joystick #joystickKnob{position:absolute;width:39px;height:39px;left:31px;top:31px;border:1px solid #8af2ce88;background:#8af2ce33;border-radius:50%;pointer-events:none}.upgrade-cards{gap:7px}.upgrade-card{padding:13px 9px;min-height:200px}.upgrade-card strong{font-size:12px}.upgrade-card p{font-size:10px}.upgrade-card .upgrade-icon{font-size:25px}.overlay{padding:18px}.result-score{font-size:36px}.result-stats{gap:19px}.explanation{font-size:11px;padding:12px;margin:14px 0}.announcement{font-size:14px}.combo-readout strong{font-size:27px}footer{font-size:8px;gap:15px;align-items:center}.sidebar{order:2}.layout{gap:0}.sidebar{margin-top:18px}}
@media(max-width:370px){main{padding-left:8px;padding-right:8px}.hud{gap:13px}.arena-wrap{min-height:420px}.action{padding:10px 6px}.action-icon{font-size:18px}.action small{font-size:7px}.screen h2{font-size:23px}.intro h2{font-size:30px}.screen-description br{display:none}.upgrade-card{padding:10px 7px}.sidebar{grid-template-columns:1fr}.record{display:none}}
.screen,.screen .eyebrow{overflow-wrap:anywhere}.screen .primary{max-width:min(350px,100%)}
@media(max-width:760px){.arena-wrap{min-height:0;aspect-ratio:1}.overlay{padding:15px}.intro-symbol{height:43px;margin-bottom:4px}.intro h2{font-size:28px;line-height:1.25}.intro .screen-description{font-size:10px;line-height:1.6;margin-bottom:10px}.intro .eyebrow{margin-bottom:7px;font-size:6.5px}.intro-foot{font-size:6px;letter-spacing:.8px;margin-top:10px}.primary{min-height:42px}.touch-controls{margin:0;padding:9px 12px;border-top:1px solid var(--line);gap:25px}.joystick{width:88px;height:88px}.joystick #joystickKnob{left:24px;top:24px}.touch-controls p{font-size:10px}.in-session .game-heading{margin-bottom:12px}.in-session main{padding-top:14px}.in-session h1{font-size:21px}.in-session h1>span{display:none}.in-session .sidebar{margin-top:16px}.in-session .topbar{height:48px}.in-session .game-heading .eyebrow{margin-bottom:6px}.in-session .hud{padding:9px 13px}.upgrade-card{min-height:180px}.upgrade-card .upgrade-icon{margin-bottom:4px}.screen h2{font-size:22px}.quiz-options button{padding:9px 12px;font-size:12px}.quiz-options{gap:7px}.result-score{margin:8px 0;font-size:29px}.result-stats b{font-size:19px}.result-stats{font-size:9px;gap:15px}.text-button{margin-top:9px}.screen-description{margin-bottom:12px}}
@media(max-width:370px){.intro h2{font-size:24px}.intro-symbol{display:none}.intro .screen-description{font-size:9px}.intro .eyebrow{font-size:6px}.intro-foot{font-size:5.5px}.screen h2{font-size:19px}.upgrade-cards{gap:5px}.upgrade-card{padding:8px 6px;min-height:165px}.upgrade-card .upgrade-icon{font-size:20px}.upgrade-card strong{font-size:11px}.upgrade-card p{font-size:9px}.result-stats{gap:10px}.screen .explanation{font-size:10px;margin:10px 0;padding:8px}}
@media(max-width:370px){#quizQuestion{font-size:16px;line-height:1.3;margin:4px 0 8px}.quiz-options{gap:5px}.quiz-options button{padding:6px 8px;font-size:11px}.screen #quizExplanation{line-height:1.55}.screen #quizContinue{min-height:42px;padding:8px 12px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* Viewport layout: world geometry remains square; the canvas fills its panel.
   Desktop uses a side inspector. Tablets and phones put it below the game. */
main { max-width: none; padding: 12px 20px; }
.topbar { height: 52px; padding: 0 22px; }
.game-heading { margin: 0 0 12px; }
.game-heading h1 { font-size: 24px; }
.game-heading .eyebrow { margin-bottom: 4px; }
.layout { grid-template-columns: minmax(0, 1fr) 300px; gap: 18px; }
.arena-wrap { height: max(400px, calc(var(--app-height,100dvh) - 270px)); aspect-ratio: auto; min-height: 0; }
.arena-wrap canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hud { height: 56px; padding: 8px 20px; }
.action { min-height: 68px; padding: 10px 20px; }
.action strong { font-size: 15px; }
.action small { font-size: 11px; }
.pause-button { width: 44px; height: 44px; }
.small-button { min-height: 44px; }
.sidebar { max-height: calc(var(--app-height,100dvh) - 84px); overflow-y: auto; }
.toggle-row { min-height: 36px; font-size: 13px; }
.side-card h2 { font-size: 16px; }
.tiny { font-size: 12px; }
.control-note { font-size: 12px; }
.screen { max-width: 680px; }
.screen h2 { font-size: clamp(25px, 2.6vw, 42px); }
.screen-description { font-size: 15px; }
.primary { min-height: 48px; font-size: 16px; }


.screen .eyebrow { font-size: 10px; }
.upgrade-card strong { font-size: 16px; }
.upgrade-card p { font-size: 13px; }
.in-session .game-heading { display: none; }
body.in-session main { padding: 10px 20px; }
body.in-session .arena-wrap { height: calc(var(--app-height,100dvh) - 202px); min-height: 320px; }
.in-session footer { margin-top: 8px; }

/* Tablet / compact computer: do not sacrifice the arena for a sidebar. */
@media (max-width: 1199px) {
  main, body.in-session main { padding: 8px 10px; }
  .layout { display: flex; flex-direction: column; gap: 16px; }
  .arena-panel { width: 100%; }
  .sidebar { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); max-height: none; overflow: visible; width: 100%; margin: 0; }
  .mission, .control-note { display: none; }
  .arena-wrap { height: max(430px, calc(var(--app-height,100dvh) - 245px)); }
  body.in-session .arena-wrap { height: calc(var(--app-height,100dvh) - 194px); min-height: 260px; }
  .action kbd { display: none; }
  .sidebar { display: none; }
}

/* MACHINED / NEON SIMULATOR skin — geometry remains responsive. */
body{background:radial-gradient(ellipse at 50% 0,#152f47,transparent 65%),#030912}
.topbar{background:linear-gradient(180deg,#0e2234,#040b14);border-bottom:1px solid #4aa7d477;box-shadow:0 2px 18px #00bdff12}
.brand-icon{background:linear-gradient(145deg,#dafaff,#28b8ef);box-shadow:0 0 16px #1dcaff55;border-radius:3px}
.brand{color:#dff7ff;text-shadow:0 0 14px #42cfff55}
.arena-panel{border:1px solid #477b95;border-radius:5px;box-shadow:0 0 0 3px #06101b,0 0 40px #159ee511}
.hud{background:linear-gradient(180deg,#172c3e,#06101c);border-bottom:1px solid #54819e;box-shadow:inset 0 -3px #020812}
.hud strong{color:#e8faff;text-shadow:0 0 10px #29bfff77}
.integrity strong{color:#58eaff;text-shadow:0 0 9px #00cfff}
.action-bar{background:linear-gradient(180deg,#152939,#030d17);border-top:1px solid #44718a}
.action:hover:not(:disabled){background:#1ba4d522}
.action-icon{color:#45dcff;text-shadow:0 0 12px #1bb9ff88}
.action strong{color:#e9f9ff;letter-spacing:.3px}
.action kbd{border-color:#3994b3;color:#77e6ff;box-shadow:0 0 9px #1cc8ff33;background:#061c2b}
.side-card{border-radius:3px;border:1px solid #3a657d;background:linear-gradient(135deg,#122638ee,#050e19);box-shadow:inset 0 0 0 3px #07121e,0 0 16px #001e33}
.side-card h2{color:#dff6ff;letter-spacing:.5px}
.side-card.mission{border-top:3px solid #49d8ff}
.formula{background:linear-gradient(90deg,#1a455344,transparent);padding:16px 8px;color:#d9f8ff;font-size:19px;text-shadow:0 0 15px #29caff55}
.overlay{background:#020b16a8;backdrop-filter:blur(2px)}
.primary{background:linear-gradient(150deg,#b8faff,#36d1ff 60%,#2383d1);color:#031b30;border:1px solid #b9f6ff;border-radius:3px;box-shadow:0 0 24px #00c8ff30,inset 0 1px #fff;font-weight:800}


.screen h2{color:#effaff;text-shadow:0 0 24px #34aeff33}
.intro-symbol b{background:#ff429622;color:#ff75b3;border-color:#ff4296;box-shadow:0 0 35px #ff429633}
.intro-symbol em{background:#21cfff22;color:#76eeff;border-color:#21cfff;box-shadow:0 0 35px #21cfff33}
.upgrade-card{border-radius:4px;border-color:#376d8b;background:linear-gradient(145deg,#193b51,#061321);box-shadow:inset 0 0 0 3px #061827}
.upgrade-card:hover{border-color:#66e6ff;box-shadow:0 0 20px #30cfff33}
.announcement{font-style:italic;font-size:clamp(18px,2.5vw,34px);color:#bdffff;text-shadow:0 0 8px #00aaff,0 0 24px #0088ff,2px 3px #08264a}
.combo-readout strong{font-size:clamp(32px,4vw,54px);color:#b7f8ff;text-shadow:0 0 18px #00cfff}
.combo-readout span{color:#6be7ff}
.pause-button{border-color:#427f9e;border-radius:3px;background:linear-gradient(#153146,#071422)}
.joystick{background:radial-gradient(circle,#15374b,#07111e);border-color:#4888a7;box-shadow:inset 0 0 14px #1bbfff22}
.joystick #joystickKnob{border-color:#6deaff;background:radial-gradient(circle,#328eab,#102636);box-shadow:0 0 12px #36cfff44}

/* Touch controls on phones AND tablets; joystick shares the action row. */
@media (pointer: coarse), (max-width: 760px) {
  .arena-panel { display: grid; grid-template-columns: 104px minmax(0,1fr); }
  .hud { grid-column: 1 / -1; grid-row: 1; }
  .arena-wrap { grid-column: 1 / -1; grid-row: 2; }
  .touch-controls { display: flex; align-items: center; justify-content: center; grid-column: 1; grid-row: 3; margin: 0; padding: 5px; border-top: 1px solid var(--line); }
  .touch-controls p { display: none; }
  .action-bar { grid-column: 2; grid-row: 3; min-width: 0; }
  .action-bar { grid-template-columns:1.4fr .8fr .8fr; }
  .action { padding: 8px; min-height: 96px; justify-content: center; flex-direction: column; text-align: center; gap: 2px; }
  .action strong { font-size: 13px; }
  .action small { font-size: 10px; max-width: none; }
  .action kbd { display: none; }
  #polarityBtn{position:relative;background:linear-gradient(180deg,#183b50,#071722);box-shadow:inset 0 0 24px #28d9ff22}
  #polarityBtn:after{content:"+";position:absolute;left:7px;top:6px;display:grid;place-items:center;width:25px;height:25px;border:1px solid #ff74ae;border-radius:50%;background:#160b19;color:#ff74ae;font:800 18px/1 var(--font-data);box-shadow:0 0 12px #ff3d8d66}
  #polarityBtn.is-negative:after{content:"−";border-color:#61eaff;color:#61eaff;background:#061923;box-shadow:0 0 12px #23dfff66}
  .joystick { position: relative; width: 84px; height: 84px; border: 1px solid #456273; border-radius: 50%; background: #152b39; touch-action: none; user-select: none; flex-shrink: 0; }
  .joystick-cross { position: absolute; inset: 0; display: grid; place-items: center; font-size: 58px; color: #8af2ce22; }
  .joystick #joystickKnob { position: absolute; width: 38px; height: 38px; left: 22px; top: 22px; border: 1px solid #8af2ce88; background: #8af2ce33; border-radius: 50%; pointer-events: none; }
  body.in-session .arena-wrap { height: calc(var(--app-height,100dvh) - 230px); }
  .action-icon { line-height: 1; }
  .toggle-row { min-height: 44px; }
}

/* Phone portrait: edge-to-edge arena, compact chrome, readable touch targets. */
@media (max-width: 600px) {
  main, body.in-session main { padding: 4px 0 10px; }
  .topbar, .in-session .topbar { height: 48px; padding: 0 10px; }
  .top-actions { gap: 0; }
  .small-button { font-size: 10px; padding: 4px 6px; }
  .brand { font-size: 12px; letter-spacing: 1px; }
  .brand-icon { width: 24px; height: 24px; margin-right: 3px; }
  .edition { display: none; }
  .game-heading { margin: 8px 12px 12px; }
  .game-heading h1 { font-size: 23px; }
  .arena-panel { grid-template-columns: 82px minmax(0,1fr); border-left: 0; border-right: 0; border-radius: 0; }
  .hud, .in-session .hud { height: 52px; padding: 4px 9px; gap: 16px; }
  .hud strong { font-size: 18px; }
  .hud-label { font-size: 9px; }
  .integrity strong { font-size: 14px; letter-spacing: 0; }
  .pause-button { width: 44px; height: 44px; }
  .arena-wrap { height: max(390px, calc(var(--app-height,100dvh) - 290px)); }
  body main { height: calc(var(--app-height,100dvh) - 48px); }
  body.in-session .arena-wrap { height: calc(var(--app-height,100dvh) - 200px); min-height: 240px; }
  .action { min-height: 84px; padding: 5px 2px; }
  .action-icon { font-size: 23px; line-height: 1; }
  .action strong { font-size: 11px; }
  .action small { font-size: 9px; line-height: 1.4; }
  .joystick { width: 72px; height: 72px; }
  .joystick #joystickKnob { left: 16px; top: 16px; }
  .overlay { padding: 14px; }
  .screen h2, .intro h2 { font-size: 29px; }
  .screen-description, .intro .screen-description { font-size: 12px; line-height: 1.7; }
  .intro-symbol { display: flex; height: 65px; margin-bottom: 12px; }
  .screen .eyebrow { font-size: 8px; }
  .intro .eyebrow { font-size: 7px; }
  .mode, 
  .mode strong, 
  .mode span, 
  .screen .primary { min-height: 48px; font-size: 14px; }
  .intro-foot { font-size: 7px; }
  .canvas-corner { font-size: 8px; inset: 10px 9px auto; letter-spacing: 0; }
  .sidebar { padding: 0 10px; gap: 10px; margin: 0; }
  .side-card { padding: 13px; }
  .side-card h2 { font-size: 13px; }
  .tiny { font-size: 11px; }
  .toggle-row { font-size: 11px; }
  .upgrade-card { min-height: 190px; padding: 12px 8px; }
  .upgrade-card strong { font-size: 12px; }
  .upgrade-card p { font-size: 11px; }
  footer { padding: 8px 10px; }
}
@media(max-width:600px){.equipment-dialog{padding:18px}.equipment-detail-art{max-width:230px}.equipment-effect,.equipment-principle{font-size:10px;padding:8px}}

/* Landscape touch: controls sit beside the field, not below it. */
@media (pointer: coarse) and (orientation: landscape) and (max-height: 600px) {
  .topbar, .in-session .topbar { height: 44px; }
  .game-heading { display: none; }
  main, body.in-session main { padding: 3px 6px; }
  .arena-panel { grid-template-columns: minmax(0,1fr) 136px; grid-template-rows: 46px minmax(0,1fr) 90px; }
  .hud, .in-session .hud { height: 46px; grid-column: 1 / -1; padding: 1px 12px; }
  .arena-wrap, body.in-session .arena-wrap { grid-column: 1; grid-row: 2 / 4; height: calc(var(--app-height,100dvh) - 102px); min-height: 200px; }
  .action-bar { grid-column: 2; grid-row: 2; grid-template-columns: 1fr; grid-template-rows: 1.4fr .8fr .8fr; }
  .action { min-height: 46px; padding: 3px 6px; gap: 4px; flex-direction: row; text-align: left; }
  .action + .action { border-left: 0; border-top: 1px solid var(--line); }
  .action strong { font-size: 11px; }
  .action small { font-size: 8px; margin-top: 0; }
  .action-icon { font-size: 21px; }
  .touch-controls { grid-column: 2; grid-row: 3; padding: 2px; }
  .joystick { width: 76px; height: 76px; }
  .joystick #joystickKnob { left: 18px; top: 18px; }
  .overlay { padding: 10px; }
  .intro-symbol, .intro-foot, .intro .eyebrow { display: none; }
  .screen h2, .intro h2 { font-size: 23px; margin: 4px 0 8px; }
  .intro h2 br { display: none; }
  .screen-description { font-size: 11px; margin-bottom: 8px; }
  
  
  .screen .primary { min-height: 44px; padding: 8px 16px; }
  .upgrade-card { min-height: 145px; padding: 8px; }
  .upgrade-card .upgrade-icon { display: none; }
  #quizScreen:not([hidden]) { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto auto auto; column-gap: 12px; row-gap: 4px; max-width: 670px; align-items: start; }
  #quizScreen>.eyebrow, #quizQuestion { grid-column: 1 / -1; margin: 0; }
  #quizOptions { grid-column: 1; grid-row: 3 / 5; width: 100%; max-width: none; gap: 5px; }
  #quizOptions button { padding: 6px 9px; font-size: 11px; }
  #quizExplanation { grid-column: 2; grid-row: 3; margin: 0; padding: 8px; line-height: 1.5; }
  #quizContinue { grid-column: 2; grid-row: 4; align-self: end; max-width: none; min-height: 42px; padding: 7px 12px; }
}

/* Keep the complete launch decision visible on short laptop screens. */
@media (max-height: 820px) and (min-width: 761px) {
  .intro-symbol { height: 56px; margin-bottom: 3px; transform: scale(.68); }
  .intro .eyebrow { margin-bottom: 4px; }
  .intro h2 { font-size: 30px; margin: 3px 0 7px; }
  .intro .screen-description { font-size: 11px; line-height: 1.45; margin-bottom: 8px; }
  .mission-brief { padding: 6px 10px; margin-bottom: 6px; }
  .intro-guide { margin-top: 3px; padding: 4px 10px; min-height: 28px; }
  .intro-foot { margin: 7px 0 0; }
  #upgradeScreen h2 { font-size: 28px; margin: 4px 0 8px; }
  #upgradeScreen>.eyebrow { margin-bottom: 3px; }
  #upgradeScreen>.screen-description { margin-bottom: 7px; line-height: 1.4; }
  #upgradeScreen .upgrade-cards { padding-top: 1px; }
  #upgradeScreen .upgrade-art { max-height: 92px; margin-bottom: 6px; }
  #upgradeScreen .upgrade-card>.tag { margin-bottom: 2px; }
  #upgradeScreen .upgrade-card>.card-rank { margin-top: 2px; }
  #upgradeScreen .upgrade-card>p { min-height: 0; margin-top: 5px; margin-bottom: 6px; font-size: 10px; line-height: 1.35; }
  #upgradeScreen .upgrade-card>.physics-note { padding: 6px 8px; font-size: 9px; line-height: 1.3; }
  #upgradeScreen .upgrade-card>.pick { padding-top: 6px; font-size: 9px; }
  #upgradeScreen .upgrade-card { padding-bottom: 7px; }
  #quizScreen:not([hidden]) { display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);grid-template-rows:auto auto auto;column-gap:16px;row-gap:6px;max-width:850px;align-items:start; }
  #quizScreen>.eyebrow,#quizQuestion { grid-column:1 / -1;margin:0; }
  #quizQuestion { font-size:clamp(20px,2.1vw,30px);line-height:1.25;margin-bottom:3px; }
  #quizOptions { grid-column:1;grid-row:3 / 5;width:100%;max-width:none;gap:6px; }
  #quizOptions button { padding:8px 11px;font-size:12px; }
  #quizExplanation { grid-column:2;grid-row:3;margin:0;padding:10px 12px;font-size:11px;line-height:1.5; }
  #quizContinue { grid-column:2;grid-row:4;align-self:end;max-width:none;min-height:42px;padding:7px 12px; }
}
@media (max-height:720px) and (min-width:761px){.intro-symbol{display:none}.intro h2{font-size:25px;margin:2px 0 5px}.intro .screen-description{margin-bottom:5px}.intro .primary{min-height:40px;padding:7px 14px}}

/* REACTOR BREACH — arena-first combat presentation. */
body{background:radial-gradient(circle at 50% 8%,#123956 0,#071423 38%,#02070d 76%)}
.topbar{background:linear-gradient(180deg,#0c263a 0,#030912 100%)}
.edition{color:#ffbd63;border-left:1px solid #ff9a4055;padding-left:14px;text-shadow:0 0 12px #ff7d32}
.layout{grid-template-columns:minmax(0,1fr) 220px;gap:12px}
.arena-panel{position:relative;border-color:#5bcff0;box-shadow:0 0 0 2px #06111d,0 0 34px #00bff02b,0 18px 60px #000b}
.arena-panel:before,.arena-panel:after{content:"";position:absolute;z-index:8;width:42px;height:16px;pointer-events:none;border-top:2px solid #9ff4ff;top:-1px}
.arena-panel:before{left:-1px;border-left:2px solid #9ff4ff}.arena-panel:after{right:-1px;border-right:2px solid #9ff4ff}
.hud{display:grid;grid-template-columns:auto auto minmax(210px,1fr) auto 44px;gap:clamp(12px,2vw,34px);align-items:center;background:linear-gradient(180deg,#102d43,#06111e);border-bottom-color:#4dc8ed;padding:6px 16px}
.combat-clock{text-align:center;min-width:0}.combat-clock .hud-label{color:#ffbd63}.combat-clock #remaining{display:block;overflow:hidden;text-overflow:ellipsis;font-size:clamp(13px,1.3vw,19px);padding:3px 10px;border-color:#ff9d5277;background:linear-gradient(90deg,#06131e,#2c1a12,#06131e);color:#fff1cd;box-shadow:inset 0 0 18px #ff7b2730,0 0 14px #ff8e2c24;text-shadow:0 0 10px #ff9e42}
.integrity{margin-left:0}.arena-wrap{background:#020812}.canvas-corner{color:#75daf0;text-shadow:0 0 8px #00bfff}
.xp-meter{height:16px}.xp-meter>div{background:linear-gradient(90deg,#137a9d,#5be9ff,#ffd257)}
.action-bar{min-height:88px;background:radial-gradient(ellipse at 50% 120%,#17425a 0,#07121e 58%,#02070d 100%);border-top-color:#5bbad8;gap:1px}
.action{position:relative;justify-content:center;min-height:88px;padding:8px 14px;text-align:left;border-top:2px solid transparent;background:linear-gradient(180deg,#12283a66,#030a12)}
.action:hover:not(:disabled),.action:focus-visible{background:linear-gradient(180deg,#1b4f6966,#07131f);border-top-color:#70ecff}
.action-icon{width:56px;height:56px;flex:0 0 56px;display:grid;place-items:center;border-radius:50%;border:2px solid #69e6ff;background:radial-gradient(circle,#184b62 0,#071522 68%);box-shadow:inset 0 0 18px #38dfff55,0 0 16px #17cfff44;font-size:31px}
.polarity .action-icon{border-color:#ff5ca0;background:radial-gradient(circle,#5a1738,#160714 68%);box-shadow:inset 0 0 18px #ff429655,0 0 16px #ff429644}
#chargeBtn .action-icon{border-color:#ffd15a;color:#fff2b5;background:radial-gradient(circle,#684819,#1a1004 68%);box-shadow:inset 0 0 18px #ffbd3f66,0 0 16px #ff9c3144}
.action strong{font-size:13px;text-transform:uppercase}.action small{font-size:9px;max-width:150px}.action kbd{position:absolute;right:10px;top:10px}
.sidebar{gap:10px}.side-card{padding:14px 12px;background:linear-gradient(150deg,#0e2639,#040b13);border-color:#356e88}.side-card h2{font-size:12px;margin-bottom:12px}.toggle-row{font-size:10px;min-height:30px}.formula{font-size:15px;margin-top:10px;padding:11px 5px}.tiny{font-size:9px}.build-list{grid-template-columns:1fr}.build-item .build-art{flex-basis:36px;width:36px;height:26px}
.intro-symbol{height:116px}.intro-symbol:before{content:"";position:absolute;width:92px;height:92px;border:2px solid #61e8ff;border-radius:50%;background:radial-gradient(circle,#ecffff 0 7%,#49e5ff 8% 18%,#07364d 19% 40%,#02111e 41%);box-shadow:0 0 20px #50eaff,0 0 70px #149bdc99;animation:reactor-core 2.2s ease-in-out infinite alternate}.intro-symbol i{width:180px;height:90px;border-color:#53ddff66;box-shadow:0 0 30px #14bce544}.intro-symbol b,.intro-symbol em{display:none}.intro h2 span{color:#ffbd63;text-shadow:0 0 18px #ff7d32aa}.primary{background:linear-gradient(105deg,#d9fdff,#54e5ff 55%,#ffbd52);box-shadow:0 0 26px #31d9ff4d}
body.critical .arena-panel{border-color:#ff4f62;animation:critical-frame .48s steps(2,end) infinite}body.critical .arena-wrap:before{content:"CRITICAL DURABILITY";position:absolute;z-index:4;left:50%;top:42px;transform:translateX(-50%);color:#fff;background:#b80f27cc;border:1px solid #ff8390;padding:3px 13px;font:700 10px Consolas;letter-spacing:2px;pointer-events:none}
body.overdrive .action-bar{background:radial-gradient(ellipse at 50% 120%,#6a431e 0,#16110b 50%,#02070d)}body.overdrive #chargeBtn .action-icon{animation:overdrive-core .32s ease-in-out infinite alternate}
@keyframes reactor-core{to{transform:scale(1.06);filter:brightness(1.18)}}@keyframes critical-frame{50%{box-shadow:0 0 38px #ff203d88}}@keyframes overdrive-core{to{transform:scale(1.08);box-shadow:0 0 28px #ffcf55,inset 0 0 22px #fff3b3}}

@media(min-width:1200px){main{padding-left:12px;padding-right:12px}.sidebar{max-width:220px}.arena-wrap{height:max(420px,calc(var(--app-height,100dvh) - 264px))}body.in-session .arena-wrap{height:calc(var(--app-height,100dvh) - 208px)}}
@media(max-width:1199px){.layout{display:flex}.hud{grid-template-columns:auto auto minmax(180px,1fr) auto 44px}.sidebar{display:none}}
@media(max-width:760px){.hud{grid-template-columns:auto auto minmax(0,1fr) auto 44px;gap:10px}.combat-clock #remaining{font-size:12px;padding:3px 6px}.action-icon{width:48px;height:48px;flex-basis:48px;font-size:25px}.action{min-height:96px}.action kbd{display:none}}
@media(max-width:600px){.hud{grid-template-columns:auto minmax(0,1fr) auto 44px;gap:7px}.hud>div:nth-child(2){display:none}.combat-clock #remaining{font-size:10px;letter-spacing:-.2px}.combat-clock .hud-label{font-size:6px}.action-icon{width:42px;height:42px;flex-basis:42px;font-size:22px}.action{min-height:84px;padding:4px 2px}.action strong{font-size:10px}.action small{font-size:7.5px}.intro-symbol{height:72px}.intro-symbol:before{width:62px;height:62px}.intro-symbol i{width:120px;height:58px}}
@media(pointer:coarse) and (orientation:landscape) and (max-height:600px){.hud{grid-template-columns:auto auto minmax(140px,1fr) auto 38px}.action-icon{width:34px;height:34px;flex-basis:34px;font-size:18px}.action{min-height:46px;justify-content:flex-start}.action strong{font-size:9px}.action small{display:none}}
@media(prefers-reduced-motion:reduce){.intro-symbol:before,body.critical .arena-panel,body.overdrive #chargeBtn .action-icon{animation:none}}
@media(max-width:370px){.intro .screen-description,.intro-foot{display:none}.intro h2{font-size:21px;margin:2px 0 6px}}

/* Desktop telemetry console: high-contrast controls and at-a-glance physics feedback. */
.physics-analysis,.equipment-rack{position:relative;overflow:hidden}
.physics-analysis:before,.equipment-rack:before{content:"";position:absolute;inset:0 auto 0 0;width:2px;background:linear-gradient(transparent,#48dbff 20% 80%,transparent);box-shadow:0 0 12px #42dfff;pointer-events:none}
.panel-kicker{margin:0 0 2px;color:#53ddff;font:700 8px/1.2 "Cascadia Mono",Consolas,monospace;letter-spacing:1.6px}
.physics-analysis .card-heading,.equipment-rack .card-heading{margin-bottom:12px}
.physics-analysis .card-heading h2,.equipment-rack .card-heading h2{margin:0;font-size:16px;line-height:1.4;color:#f1fbff}
.physics-analysis .mini-tag,.equipment-rack .mini-tag{margin-top:2px;color:#8df3ff;border-color:#42dfff66;background:#0b638044;box-shadow:inset 0 0 9px #34cfff22}
.observation-controls{display:grid;gap:8px}
.observation-control{position:relative;display:grid;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:9px;min-height:58px;padding:8px 9px;border:1px solid #28556d;background:linear-gradient(100deg,#071522,#0b2131);cursor:pointer;transition:border-color .16s,background .16s,box-shadow .16s}
.observation-control:hover{border-color:#47abc9}
.observation-control input{position:absolute;opacity:0;pointer-events:none}
.observation-control:has(input:focus-visible){outline:2px solid #82f1ff;outline-offset:2px}
.observation-control:has(input:checked){border-color:#45dfff;background:linear-gradient(100deg,#092535,#0b3548);box-shadow:inset 3px 0 #4ee8ff,0 0 13px #1bd5ff18}
.observation-icon{display:grid;place-items:center;width:38px;height:38px;border:1px solid #38677e;border-radius:7px;background:radial-gradient(circle,#16374b,#06121d);color:#7597a8;font:800 23px/1 "Cascadia Mono",Consolas,monospace}
.observation-control:has(input:checked) .observation-icon{border-color:#55e5ff;color:#baf8ff;text-shadow:0 0 9px #32ddff;box-shadow:inset 0 0 13px #2bd8ff33}
.observation-copy{min-width:0}.observation-copy strong{display:block;color:#e6f8ff;font-size:13px;line-height:1.3}.observation-copy small{display:block;margin-top:3px;color:#84a6b8;font-size:10px;line-height:1.2;white-space:nowrap}
.observation-state{font:800 9px/1 "Cascadia Mono",Consolas,monospace;letter-spacing:.7px}.observation-state i,.observation-state b{font-style:normal}.observation-state i{display:none;color:#8ff6ff}.observation-state b{color:#67808d}.observation-control:has(input:checked) .observation-state i{display:inline}.observation-control:has(input:checked) .observation-state b{display:none}
.formula-card{margin-top:10px;padding:9px 10px 8px;border:1px solid #23475b;background:linear-gradient(135deg,#06131e,#0b1c29)}
.formula-card>span{display:block;color:#638da3;font:700 8px/1 "Cascadia Mono",Consolas,monospace;letter-spacing:1.3px}
.formula-card .formula{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin:6px 0 0;padding:0;border:0;color:#c5f8ff;font:700 15px/1.3 "Cascadia Mono",Consolas,monospace;white-space:nowrap}
.formula-card .formula em{color:#ffc96b;font-size:12px;font-style:normal}
.vector-legend{display:flex;gap:15px;padding:9px 3px 7px;border-bottom:1px solid #214258;color:#a9c2cf;font-size:10px}
.vector-legend span:before{content:"";display:inline-block;width:13px;height:3px;margin:0 6px 2px 0;box-shadow:0 0 7px currentColor}.force-key:before{background:#ff6e9c;color:#ff6e9c}.velocity-key:before{background:#5be8ff;color:#5be8ff}
.field-insight{position:relative;min-height:51px;margin:9px 0 0;padding:8px 9px 8px 28px;border-left:2px solid #ffc85c;background:#ffc85c0b;color:#dbeaf1;font-size:12px;line-height:1.45}
.field-insight:before{content:"◆";position:absolute;left:9px;top:9px;color:#ffd06b;font-size:10px;text-shadow:0 0 8px #ffb43c}
.equipment-rack .build-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
.equipment-rack .build-item{display:grid;grid-template-columns:1fr;align-content:start;gap:5px;min-height:92px;padding:7px;margin:0;border-color:#28566e;background:linear-gradient(145deg,#0b2130,#06111b);text-align:center}
.equipment-rack .build-item:hover,.equipment-rack .build-item:focus-visible{border-color:#55e8ff;background:linear-gradient(145deg,#10364a,#07141f);box-shadow:0 0 12px #24d9ff22}
.equipment-rack .build-item .build-art{width:100%;height:auto;aspect-ratio:1.45;object-fit:cover;margin:0;border-color:#347b98}
.equipment-rack .build-item>span:last-child{display:block;min-width:0}.equipment-rack .build-item b{font-size:10px;line-height:1.25}.equipment-rack .build-item small{font-size:9px;line-height:1.2}

@media(min-width:1200px){.layout{grid-template-columns:minmax(0,1fr) 250px;gap:12px}.sidebar{width:250px;max-width:250px}}

/* Playable onboarding: the arena and controls remain usable behind the briefing. */
body.tutorial .overlay{align-items:flex-start;justify-content:flex-start;background:linear-gradient(180deg,#02081299,transparent 48%);backdrop-filter:none;pointer-events:none;padding:18px}
.tutorial-screen{position:relative;width:min(470px,calc(100% - 8px));max-width:none;margin:0;padding:16px 18px 14px;border:1px solid #52ddff;background:linear-gradient(125deg,#071723f2,#0a2940e8);box-shadow:0 0 0 1px #07131e,0 0 28px #16ccff35;text-align:left;pointer-events:auto;clip-path:polygon(0 0,calc(100% - 14px) 0,100% 14px,100% 100%,14px 100%,0 calc(100% - 14px))}
.tutorial-screen:after{content:"TRAINING LINK ACTIVE";position:absolute;right:14px;bottom:10px;color:#55ddff55;font:700 7px/1 "Cascadia Mono",Consolas,monospace;letter-spacing:1.4px;pointer-events:none}
.tutorial-screen .eyebrow{margin:8px 0 3px;font-size:8px}.tutorial-screen h2{margin:2px 0 4px;font-size:22px;line-height:1.3}.tutorial-screen .screen-description{margin:0;color:#c2dce8;font-size:12px;line-height:1.55}
.tutorial-physics{margin:7px 0 0;padding:6px 9px;border-left:2px solid #ffd261;background:#ffd2610b;color:#d9e8ef;font-size:11px;line-height:1.45}
.tutorial-progress{display:flex;align-items:center;gap:10px;color:#b8f7ff;font:800 10px/1 "Cascadia Mono",Consolas,monospace}.tutorial-progress>span{width:62px}.tutorial-progress>i{display:block;position:relative;width:150px;height:4px;background:#244250;overflow:hidden}.tutorial-progress b{display:block;width:0;height:100%;background:linear-gradient(90deg,#36dbff,#ffd060);box-shadow:0 0 9px #37dfff;transition:width .25s}
.tutorial-key{display:inline-flex;align-items:center;min-height:31px;margin-top:9px;padding:5px 11px;border:1px solid #45cae9;background:#07121dcc;color:#99efff;font:800 10px/1 "Cascadia Mono",Consolas,monospace;letter-spacing:.6px}
.tutorial-skip{float:right;margin-top:9px;padding:7px 9px;background:transparent;color:#a9bec9;font-size:11px;text-decoration:underline;text-underline-offset:3px}
.tutorial-screen .primary{max-width:260px;margin:11px 0 0;min-height:42px;padding:10px 15px}
body.tutorial .action:not(:disabled){position:relative;background:linear-gradient(180deg,#164d67,#071722);box-shadow:inset 0 0 24px #36dfff33;animation:tutorial-control  .65s ease-in-out infinite alternate}
body.tutorial .action:not(:disabled):before{content:"지금 사용";position:absolute;top:5px;right:8px;color:#fff0a6;font:800 7px/1 "Cascadia Mono",Consolas,monospace;letter-spacing:.8px}
@keyframes tutorial-control{to{filter:brightness(1.25);box-shadow:inset 0 0 30px #36dfff55,0 0 16px #30dfff44}}
@media(pointer:coarse){body.tutorial .touch-controls{display:flex}}
@media(max-width:760px){body.tutorial .overlay{padding:8px}.tutorial-screen{width:100%;padding:10px 12px}.tutorial-screen h2{font-size:17px}.tutorial-screen .screen-description{font-size:10px}.tutorial-screen .eyebrow{display:none}.tutorial-physics{margin-top:5px;padding:4px 7px;font-size:9px}.tutorial-key{min-height:27px;margin-top:6px;font-size:9px}.tutorial-skip{font-size:10px;margin-top:5px}.tutorial-screen .primary{margin-top:7px}.tutorial-screen:after{display:none}}
@media(max-width:370px){.tutorial-screen h2{font-size:15px}.tutorial-screen .screen-description{font-size:9px}.tutorial-progress{font-size:8px}.tutorial-progress>span{width:48px}.tutorial-progress>i{width:95px}}
@media(prefers-reduced-motion:reduce){body.tutorial .action:not(:disabled){animation:none}}

#startBtn{background:#082238;color:#dffbff;border:1px solid #4adfff;box-shadow:inset 0 0 22px #24cfff24,0 0 20px #1acfff32;text-shadow:0 0 9px #4de7ff}
#startBtn:hover,#startBtn:focus-visible{background:#0c3048;border-color:#8af3ff;box-shadow:inset 0 0 26px #36ddff38,0 0 25px #22d7ff55}
#startBtn>span{color:#6deaff}
@media(pointer:coarse) and (orientation:portrait) and (min-width:601px){.action{height:96px;min-height:96px;padding:4px 8px}.action-icon{width:42px;height:42px;flex-basis:42px;font-size:23px}.action strong{font-size:11px}.action small{font-size:8px}}
@media(pointer:coarse) and (orientation:landscape) and (min-height:601px){.action{height:96px;min-height:96px;padding:4px 8px}.action-icon{width:42px;height:42px;flex-basis:42px;font-size:23px}.action strong{font-size:11px}.action small{font-size:8px}}
@media(pointer:fine) and (max-height:820px) and (min-width:761px){.action-bar{min-height:80px}.action{height:80px;min-height:80px}.action-icon{width:50px;height:50px;flex-basis:50px;font-size:27px}}

/* Distinct cockpit instruments: polarity magnet, segmented turbine, Tesla electrode. */
.control-glyph{position:relative;width:62px;height:62px;flex:0 0 62px;display:grid;place-items:center;border:0;background:none;filter:drop-shadow(0 0 7px #28d8ff66)}
.control-glyph svg{display:block;width:100%;height:100%;overflow:visible}.control-glyph svg *{vector-effect:non-scaling-stroke}
.polarity-glyph svg{fill:none;stroke:#dffaff;stroke-width:2}.polarity-glyph .positive{fill:#ff3e8d;stroke:#ff77ad}.polarity-glyph .negative{fill:#17cdea;stroke:#75edff}.polarity-glyph circle{fill:#06131e;stroke:#dffaff}.polarity-glyph #polarityVertical{display:block}.is-negative .polarity-glyph{transform:rotate(180deg)}.is-negative .polarity-glyph #polarityVertical{display:none}.is-negative .polarity-glyph svg{transform:rotate(180deg)}
#polarityStatus{color:#ff7fb4}.is-negative #polarityStatus{color:#6cecff}.polarity #pulseStatus{opacity:.72}
.overdrive-glyph svg{width:45px;height:45px;fill:#13283a;stroke:#ffe6a0;stroke-width:2;z-index:2}.overdrive-glyph svg path{fill:#ffae35;stroke:#ffd975}.overdrive-segments{position:absolute;inset:0;border-radius:50%}.overdrive-segments i{position:absolute;left:28px;top:0;width:6px;height:13px;border-radius:2px;background:#263846;border:1px solid #536c7c;transform-origin:3px 31px}.overdrive-segments i.active{background:linear-gradient(#fff2a8,#ff9f24);border-color:#fff0a0;box-shadow:0 0 8px #ffad2f}.overdrive-segments i:nth-child(1){transform:rotate(0deg)}.overdrive-segments i:nth-child(2){transform:rotate(45deg)}.overdrive-segments i:nth-child(3){transform:rotate(90deg)}.overdrive-segments i:nth-child(4){transform:rotate(135deg)}.overdrive-segments i:nth-child(5){transform:rotate(180deg)}.overdrive-segments i:nth-child(6){transform:rotate(225deg)}.overdrive-segments i:nth-child(7){transform:rotate(270deg)}.overdrive-segments i:nth-child(8){transform:rotate(315deg)}
.overdrive-ready .overdrive-glyph{animation:overdrive-instrument .38s ease-in-out infinite alternate}.overdrive-ready .overdrive-glyph svg{filter:drop-shadow(0 0 9px #ffd056)}
.electrode-glyph svg{fill:#0d2638;stroke:#66e8ff;stroke-width:2}.electrode-glyph svg path:last-child{fill:none;stroke:#fff19b;stroke-width:2.4;filter:drop-shadow(0 0 4px #ffe26f)}.electrode-glyph svg ellipse{fill:none}.electrode-glyph #electrodeCooldownMask{position:absolute;inset:3px;border-radius:50%;background:conic-gradient(#020911d9 var(--cooldown,0%),transparent 0);border:1px solid #61def044;pointer-events:none}
.action>span:nth-child(2){min-width:0}.action>span:nth-child(2) small{display:block}.action>span:nth-child(2) small+small{margin-top:1px}
@keyframes overdrive-instrument{to{transform:scale(1.08);filter:drop-shadow(0 0 14px #ffb52f)}}
@media(max-width:760px){.control-glyph{width:48px;height:48px;flex-basis:48px}.overdrive-segments i{left:21px;width:6px;height:10px;transform-origin:3px 24px}.overdrive-glyph svg{width:35px;height:35px}}
@media(pointer:coarse) and (orientation:landscape) and (max-height:600px){.control-glyph{width:34px;height:34px;flex-basis:34px}.overdrive-segments i{left:15px;width:4px;height:7px;transform-origin:2px 17px}.overdrive-glyph svg{width:26px;height:26px}}
@media(prefers-reduced-motion:reduce){.overdrive-ready .overdrive-glyph{animation:none}}
@media(max-width:600px){#pulseStatus{display:none}.action{height:94px;min-height:94px;max-height:94px;overflow:hidden}}

/* Readability pass: Korean UI uses a clean system sans; data keeps a mono face. */
:root{--font-ui:"Segoe UI","Malgun Gothic","맑은 고딕",Arial,sans-serif;--font-data:"Cascadia Mono","Consolas","Malgun Gothic",monospace}
html,body,button,input,select,textarea{font-family:var(--font-ui);font-synthesis:none}
body{font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.hud strong,#remaining,.record strong,.xp-meter>span,.canvas-corner,.result-score,.result-stats b,.card-number,.equipment-level,kbd{font-family:var(--font-data)}
.overlay{overflow:hidden;scrollbar-width:none}.overlay::-webkit-scrollbar,html::-webkit-scrollbar,body::-webkit-scrollbar{display:none}.screen{max-height:100%}
.screen h2,.intro h2{font-family:var(--font-ui);font-weight:800;letter-spacing:-.45px;line-height:1.28;text-shadow:none}
.screen-description{font-size:14px;line-height:1.68;color:#c7d4e0;font-weight:400}
.eyebrow,.hud-label,.mini-tag{font-family:var(--font-ui);letter-spacing:.8px;font-weight:700}
.hud-label{font-size:9.5px;color:#a8bbca}.hud strong{font-weight:700;letter-spacing:.2px}
.combat-clock #remaining{text-shadow:none;font-weight:800;letter-spacing:0}
.action strong{font-family:var(--font-ui);font-size:14px;font-weight:750;line-height:1.3;letter-spacing:0;text-transform:none;color:#f2f8fc;text-shadow:none}
.action small{font-family:var(--font-ui);font-size:10.5px;line-height:1.38;letter-spacing:0;color:#b5c6d3;font-weight:500}
.quiz-options button{font-size:15px;line-height:1.5;font-weight:600;color:#e5edf4}
.explanation{font-size:13px;line-height:1.7;color:#d0dce5}
.upgrade-cards .upgrade-card>strong{font-family:var(--font-ui);font-weight:750;letter-spacing:-.15px}
.upgrade-cards .upgrade-card>p{font-size:12.5px;line-height:1.58;color:#c9d6e1}
.upgrade-cards .upgrade-card>.physics-note{font-size:11.5px;line-height:1.5;color:#e1f4f7}
.upgrade-cards .upgrade-card>.tag,.upgrade-cards .upgrade-card>.pick{font-family:var(--font-ui);font-size:10.5px;letter-spacing:0;font-weight:650}
.side-card h2{font-size:13px;letter-spacing:0;font-weight:750}.toggle-row{font-size:11.5px}.tiny{font-size:11px;line-height:1.65;color:#afbecb}.formula{font-family:var(--font-data);text-shadow:none}
.build-item b{font-size:10.5px}.build-item small{font:9.5px var(--font-data)}
.equipment-effect,.equipment-principle{font-size:13px;line-height:1.65}
.announcement{font-family:var(--font-ui);font-style:normal;letter-spacing:0;text-shadow:0 2px 10px #000}

@media(max-width:600px){body{font-size:12px}.screen h2,.intro h2{letter-spacing:-.3px}.screen-description{font-size:11.5px;line-height:1.55}.action strong{font-size:11px;line-height:1.2}.action small{font-size:8.5px;line-height:1.25}.quiz-options button{font-size:12px;line-height:1.4}.explanation{font-size:11px;line-height:1.55}.upgrade-cards .upgrade-card>p{font-size:10.5px}.upgrade-cards .upgrade-card>.physics-note{font-size:9.5px}.hud-label{font-size:8px}}
@media(pointer:coarse) and (orientation:landscape) and (max-height:600px){.arena-panel{grid-template-rows:46px minmax(0,1fr) 50px}.joystick{width:46px;height:46px}.joystick #joystickKnob{width:24px;height:24px;left:10px;top:10px}.joystick-cross{font-size:34px}}

/* Tablet physics drawer and compact touch instruments. */
.physics-panel-button,.physics-panel-close{display:none}
.model-scope-note{margin:9px 0 0;padding:8px 9px;border:1px solid #66552c;background:#21190c;color:#d9cfbb;font-size:9px;line-height:1.5}
.model-scope-note strong{color:#ffd16b}
@media(min-width:601px) and (max-width:1199px){
  .hud{grid-template-columns:auto auto minmax(180px,1fr) auto auto 44px}
  .physics-panel-button{display:block;min-height:35px;padding:5px 9px;border:1px solid #3f829e;background:#0a2233;color:#bdefff;font-size:10px;font-weight:700;white-space:nowrap}
  .sidebar.is-open{display:flex;position:fixed;z-index:60;top:12px;right:12px;bottom:12px;width:min(360px,calc(100vw - 24px));max-width:none;padding:48px 12px 12px;overflow:auto;overscroll-behavior:contain;background:linear-gradient(160deg,#081724,#02070d);border:1px solid #58dcff;box-shadow:0 0 0 9999px #020710a8,0 0 32px #1dcfff55}
  .physics-panel-close{display:grid;place-items:center;position:absolute;z-index:1;top:9px;right:10px;width:34px;height:34px;border:1px solid #4cbfdc;background:#0b2637;color:#dffaff;font-size:24px}
  .sidebar.is-open .side-card{flex:none}
  .sidebar.is-open .model-scope-note{font-size:10px;line-height:1.55}
}
@media(pointer:coarse) and (orientation:portrait) and (min-width:601px),(pointer:coarse) and (orientation:landscape) and (min-height:601px){
  .action{height:96px;min-height:96px;padding:3px 8px;gap:0}
  .control-glyph{width:38px;height:38px;flex-basis:38px}
  .overdrive-segments i{left:16.5px;width:5px;height:8px;transform-origin:2.5px 19px}
  .overdrive-glyph svg{width:29px;height:29px}
  .action strong{font-size:11px;line-height:1.15}
  .action small{font-size:8px;line-height:1.15;margin-top:1px}
  .action>span:nth-child(2) small+small{margin-top:0}
}

/* Combat clarity: quiet chrome, readable telemetry, compact field notes. */
.arena-panel{border-color:#376b82;box-shadow:0 0 0 2px #06111d,0 12px 40px #0008}
.hud-label{color:#a9c1d0;text-shadow:none;font-size:10px;letter-spacing:.2px}
.combat-clock #remaining{display:flex;align-items:center;justify-content:center;gap:14px;white-space:normal;overflow:visible;text-overflow:clip;background:#0b202e;border-color:#2e5265;color:#eefaff;box-shadow:none;font-size:16px;line-height:1.35}
#remainingTime,#remainingThreat{white-space:nowrap}
#remainingThreat{font-size:12px;font-weight:600;color:#a8c8db}
#remainingThreat:empty{display:none}
.combat-clock #remaining.urgent{background:#351922;border-color:#e9757e;color:#ffb9b9}
#remaining.urgent #remainingThreat{color:#ffcdcd}
.xp-meter{height:20px;background:#081523;border-color:#335469}
.xp-meter>span{font-size:11px;line-height:20px;text-shadow:0 1px 3px #000}
.xp-meter>div{background:linear-gradient(90deg,#167b98,#c39944)}
.canvas-corner{opacity:.65}
.announcement{top:38px;left:50%;right:auto;transform:translateX(-50%);width:max-content;max-width:calc(100% - 32px);padding:9px 18px;border:1px solid #5c8d9f;background:#071621ed;border-radius:8px;font-size:clamp(14px,1.6vw,22px);line-height:1.45;box-shadow:0 5px 18px #0005}
.announcement:empty{display:none}
.announcement.physics-hint{top:auto;bottom:34px;max-width:min(470px,calc(100% - 32px));font-size:12px;font-weight:500;color:#c1d9e5;border-color:#314f61;padding:8px 12px;text-shadow:none}
body.critical .arena-wrap:before{content:"내구도 위험 · 충돌 주의";letter-spacing:0}
.panel-kicker,.mini-tag{opacity:.7}
.physics-analysis:before,.equipment-rack:before{opacity:.4}
@media(max-width:600px){
  .hud,.in-session .hud{height:66px;grid-template-columns:38px minmax(0,1fr) 87px 44px;gap:6px;padding:5px 8px}
  .top-actions .small-button{white-space:nowrap}
  #helpBtn{font-size:0}
  #helpBtn:before{content:"가이드";font-size:10px}
  #helpBtn span{display:none}
  .hud-label,.combat-clock .hud-label{font-size:9px}
  .hud strong{font-size:17px}
  .hud>div:first-child strong{display:flex;align-items:baseline;gap:2px;white-space:nowrap}
  .hud>div:first-child strong small{font-size:8px;white-space:nowrap}
  .combat-clock #remaining{flex-direction:column;gap:0;padding:3px 2px;font-size:12px;line-height:1.35;border:0;background:transparent}
  #remainingThreat{font-size:10px}
  .integrity #health{font-size:11px}
  .durability-row{flex-direction:column;align-items:flex-start;gap:2px}
  .health-meter{gap:2px}
  .health-meter i{width:8px;height:15px}
  body.in-session .arena-wrap{height:calc(var(--app-height,100dvh) - 214px)}
  .arena-wrap{height:max(376px,calc(var(--app-height,100dvh) - 304px))}
  .announcement{top:30px;font-size:14px;padding:7px 11px}
  .announcement.physics-hint{bottom:28px;font-size:11px;line-height:1.5;max-width:calc(100% - 24px)}
  .canvas-corner{display:none}
  .xp-meter>span{font-size:10px}
  body.combat-view main{display:flex;align-items:center}
  body.combat-view .layout{width:100%}
  body.combat-view .arena-wrap{height:min(calc(var(--app-height,100dvh) - 240px),calc(100vw + 76px));min-height:0}
  body.combat-view .arena-panel{border-top:1px solid #376b82;border-bottom:1px solid #376b82}
  body.combat-view .action-bar,body.combat-view .touch-controls{background:#0a1b29}
}
@media(max-width:370px){
  .hud,.in-session .hud{grid-template-columns:32px minmax(0,1fr) 74px 44px;gap:3px;padding:5px}
  .combat-clock #remaining{font-size:11px}
  .integrity #health{font-size:10px}
  .health-meter{display:none}
  .action .control-glyph{width:38px;height:38px;flex-basis:38px}
  .overdrive-segments i{left:16.5px;width:5px;height:8px;transform-origin:2.5px 19px}
  .overdrive-glyph svg{width:29px;height:29px}
  .action strong{font-size:10px}
  .action small{font-size:8px}
}
@media(pointer:coarse) and (orientation:landscape) and (max-height:600px){
  .announcement{top:26px;font-size:13px;padding:5px 10px}
  .announcement.physics-hint{bottom:25px;font-size:10px;max-width:80%;padding:4px 8px}
}

/* Optional training sits directly below the main launch action. */
.intro-guide{display:block;margin:8px auto 0;padding:8px 14px;min-height:36px;background:transparent;color:#b4d4e3;font-size:12px;text-decoration:underline;text-underline-offset:4px}
.intro-guide:hover,.intro-guide:focus-visible{color:#8ef1ff}
.mission-brief{display:flex;justify-content:center;gap:12px;margin:0 auto 14px;padding:10px 14px;max-width:440px;border:1px solid #45d8ff55;background:#071a28cc;color:#c8e8f4;font-size:12px}.mission-brief strong{color:#68edff}.story-screen{width:min(520px,100%);padding:26px;border:1px solid #4ddfff;background:linear-gradient(135deg,#061621f2,#0a2a3de8);box-shadow:0 0 32px #22cfff2e;text-align:left}.story-speaker{margin:8px 0;color:#69edff;font:700 12px/1.4 var(--font-data);letter-spacing:1px}.story-screen .primary{margin-top:16px}
#overlay:has(#quizScreen:not([hidden])){overflow:hidden}#quizScreen:not([hidden]){margin:auto}
@media(max-height:650px){#overlay:has(#quizScreen:not([hidden])){padding:4px}#quizScreen:not([hidden])>.eyebrow{display:none}#quizQuestion{font-size:15px;line-height:1.2;margin:0 0 4px}.quiz-options{gap:3px}.quiz-options button{padding:4px 7px;font-size:10px;line-height:1.25}.screen #quizExplanation{margin:4px 0;padding:5px 7px;font-size:9px;line-height:1.3}.screen #quizContinue{min-height:34px;padding:4px 10px;font-size:11px}}
@media(max-width:600px){.mission-brief{display:grid;gap:3px;padding:8px 10px;font-size:10px}.story-screen{padding:18px}.story-speaker{font-size:10px}.story-screen .primary{margin-top:10px}}
@media(max-height:820px),(max-width:600px){.intro-guide{margin-top:4px;padding:5px 10px;min-height:30px;font-size:11px}}

/* Separate introduction page, before training and battle preparation. */
#welcomeScreen[hidden],#gameMain[hidden]{display:none!important}
body.welcome{overflow:auto;height:auto;min-height:var(--app-height,100dvh)}
body.welcome #helpBtn{display:none}
.welcome-page{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:32px;max-width:1200px;min-height:calc(var(--app-height,100dvh) - 52px);margin:auto;padding:48px 40px}
.welcome-kicker{color:#69ddf3;font-size:11px;letter-spacing:2px;margin:0 0 24px}
.welcome-copy h1{font-size:clamp(34px,4.5vw,62px);line-height:1.18;letter-spacing:-2px;margin:0 0 24px}
.welcome-copy h1>span{display:inline;color:#ffcc7b;font-size:inherit;line-height:inherit;font-weight:800;letter-spacing:inherit;margin:0}
.welcome-description{font-size:16px;line-height:1.9;color:#a9bfce;margin:0 0 28px}.welcome-description strong{color:#e4f5ff}
.welcome-mobile-break{display:none}
.welcome-features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:0 0 30px}
.welcome-features>div{border-top:1px solid #2d5266;padding-top:12px}
.welcome-features b{display:block;color:#64dff5;font:11px Consolas,monospace;margin-bottom:8px}
.welcome-features strong{display:block;font-size:14px;margin-bottom:6px}.welcome-features span{font-size:12px;line-height:1.7;color:#97afbf}
.welcome-enter{max-width:360px;width:100%;background:#65e4f6;color:#061722;border:1px solid #a0f2ff;font-weight:800;box-shadow:0 0 28px #25cfff25}
.welcome-enter:hover{background:#a2f2ff}.welcome-next{font-size:11px;color:#99b7c7;margin:12px 0 0}
.welcome-art{position:relative;width:100%;aspect-ratio:4/5;max-width:460px;justify-self:center;overflow:hidden;border:1px solid #47ddff99;border-radius:18px;background:#071724;box-shadow:0 24px 70px #0009,0 0 45px #25d9ff22}
.welcome-art::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 62%,#03111ddd)}
.welcome-art img{display:block;width:100%;height:100%;object-fit:cover}
.welcome-charge{position:absolute;z-index:2;display:grid;place-items:center;width:42px;height:42px;border:1px solid currentColor;border-radius:50%;background:#061523d9;font:800 28px/1 Consolas,monospace;font-style:normal;box-shadow:0 0 22px currentColor}.welcome-charge-plus{top:7%;right:8%;color:#ff5aa0}.welcome-charge-minus{right:8%;bottom:13%;color:#55e8ff}
.welcome-art-label{position:absolute;z-index:1;bottom:5%;left:6%;right:6%;color:#b9f7ff;font:700 10px Consolas,monospace;letter-spacing:2.4px;text-shadow:0 2px 8px #000}
@media(max-width:760px){.welcome-page{position:relative;isolation:isolate;grid-template-columns:1fr;padding:30px 24px;min-height:calc(var(--app-height,100dvh) - 48px);gap:20px;overflow:hidden}.welcome-copy{position:relative;z-index:1}.welcome-copy h1{font-size:38px;letter-spacing:-1.2px;margin-bottom:18px}.welcome-kicker{font-size:9px;margin-bottom:18px}.welcome-description{font-size:13px;margin-bottom:22px}.welcome-mobile-break{display:block}.welcome-art{display:block;position:absolute;z-index:-1;inset:0;width:100%;height:100%;max-width:none;aspect-ratio:auto;border:0;border-radius:0;filter:saturate(.85)}.welcome-art img{opacity:.22}.welcome-art::after{background:linear-gradient(90deg,#04101cf5 0%,#04101ccc 60%,#04101c88),linear-gradient(0deg,#04101cf2,transparent 55%,#04101cbb)}.welcome-charge{z-index:3;width:34px;height:34px;font-size:22px;opacity:.75}.welcome-charge-plus{top:13%;right:8%}.welcome-charge-minus{right:8%;bottom:12%}.welcome-art-label{display:none}.welcome-features{gap:12px;margin-bottom:24px}.welcome-features strong{font-size:12px}.welcome-features span{font-size:10px}.welcome-enter{max-width:none;min-height:50px}.welcome-next{text-align:center;font-size:10px}}
@media(max-width:370px){.welcome-page{padding:24px 18px}.welcome-copy h1{font-size:32px}.welcome-description{font-size:12px}.welcome-features{gap:8px}.welcome-features strong{font-size:11px}}
@media(orientation:landscape) and (max-height:500px){.welcome-page{grid-template-columns:1fr;min-height:0;padding:20px 32px}.welcome-copy h1{font-size:30px;margin-bottom:10px}.welcome-copy h1 br{display:none}.welcome-kicker{margin-bottom:10px}.welcome-description{font-size:12px;margin-bottom:12px}.welcome-description br{display:none}.welcome-features{margin-bottom:14px}.welcome-features span{display:none}.welcome-art{display:none}.welcome-next{text-align:left}.welcome-enter{min-height:44px}}

/* Story transmissions pair readable HTML dialogue with generated comic art. */
.story-screen{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(260px,.75fr);gap:18px;align-items:center;width:100%;max-width:920px;padding:14px;text-align:left}.story-art{position:relative;aspect-ratio:16/9;margin:0;overflow:hidden;border:1px solid #42dfff99;background:radial-gradient(circle,#12364a,#06121d);box-shadow:0 0 25px #1acfff25}.story-art img{display:block;width:100%;height:100%;object-fit:cover}.story-art img[hidden]{display:none}.story-art span{position:absolute;left:9px;bottom:7px;padding:3px 6px;background:#03101bd9;color:#68eaff;font:700 7px/1 var(--font-data);letter-spacing:1.4px}.story-copy{min-width:0}.story-copy .eyebrow{margin-bottom:4px}.story-copy h2{margin:4px 0 8px;font-size:clamp(22px,2.4vw,34px)}.story-dialogue{display:grid;gap:7px;margin-bottom:12px}.story-dialogue p{margin:0;padding:8px 10px;border-left:3px solid;background:#071a28dd;font-size:12px;line-height:1.5}.story-dialogue b{display:block;margin-bottom:2px;font-size:9px;letter-spacing:1px}.ion-line{border-color:#55eaff!important}.ion-line b{color:#55eaff}.student-line{border-color:#ffb55c!important}.student-line b{color:#ffb55c}.story-copy .primary{margin:0;max-width:none}
@media(max-width:760px){.story-screen{grid-template-columns:1fr;gap:8px;padding:8px;max-width:520px}.story-art{max-height:190px}.story-copy h2{font-size:19px;margin:2px 0 5px}.story-speaker{display:none}.story-dialogue{gap:4px;margin-bottom:7px}.story-dialogue p{padding:5px 7px;font-size:10px;line-height:1.35}.story-dialogue b{display:inline;margin-right:6px}.story-copy .primary{min-height:38px;padding:6px 10px}}
@media(max-height:650px){.story-screen{gap:5px;padding:5px}.story-art{height:clamp(78px,21dvh,132px);aspect-ratio:auto}.story-copy .eyebrow,.story-speaker{display:none}.story-copy h2{font-size:16px;margin:0 0 3px}.story-dialogue{gap:3px;margin-bottom:4px}.story-dialogue p{padding:3px 6px;font-size:9px;line-height:1.25}.story-copy .primary{min-height:32px;padding:3px 8px;font-size:10px}}
@media(pointer:coarse) and (orientation:landscape) and (max-height:600px){.story-screen{grid-template-columns:minmax(0,1fr) minmax(220px,.8fr);gap:8px;max-width:760px}.story-art{height:auto;aspect-ratio:16/9}.story-copy h2{font-size:16px}}
@media(prefers-reduced-motion:no-preference){.story-screen:not([hidden]) .story-art{animation:story-reveal .35s ease-out both}}@keyframes story-reveal{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Embedded mobile browsers expose less height than the outer window. */
@media(pointer:coarse){
  .topbar{margin-top:env(safe-area-inset-top);padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right))}
  body main{height:calc(var(--app-height,100dvh) - 52px - env(safe-area-inset-top));padding-bottom:max(4px,env(safe-area-inset-bottom))}
  .action,.joystick{touch-action:manipulation}
}
@media(pointer:coarse) and (max-width:600px){body main{height:calc(var(--app-height,100dvh) - 48px - env(safe-area-inset-top))}}
@media(pointer:coarse) and (max-width:600px) and (max-height:700px){
  .overlay{padding:6px}
  .intro-symbol{display:none}
  .intro h2{font-size:21px;margin:0 0 5px;line-height:1.18}
  .intro .screen-description{font-size:9.5px;line-height:1.4;margin-bottom:5px}
  .mission-brief{margin-bottom:4px;padding:4px 7px;font-size:9px}
  .intro #startBtn{min-height:40px;padding:6px 12px}
  .intro-guide{min-height:24px;margin-top:1px;padding:2px 8px;font-size:9px}
}

/* MMORPG-style touch cockpit: full field, floating left stick, right-thumb actions. */
.modules-panel-button,.touch-guide-button,.fullscreen-button{display:none}
@media(pointer:coarse){
  html.in-session,body.in-session{height:var(--app-height,100dvh);overflow:hidden}
  body.in-session .topbar,body.in-session .game-heading,body.in-session footer{display:none}
  body.in-session main{display:block;width:100%;max-width:none;height:var(--app-height,100dvh);margin:0;padding:0}
  body.in-session .layout{display:block;width:100%;height:100%}
  body.in-session .arena-panel{position:relative;display:block;width:100%;height:100%;border:0;border-radius:0;overflow:hidden;background:#020812;box-shadow:none}
  body.in-session .arena-panel:before,body.in-session .arena-panel:after{display:none}
  body.in-session .arena-wrap{position:absolute;inset:0;width:100%;height:100%;min-height:0;aspect-ratio:auto}
  body.in-session .arena-wrap canvas{position:absolute;left:50%;top:50%;width:min(100vw,var(--app-height,100dvh));height:min(100vw,var(--app-height,100dvh));transform:translate(-50%,-50%)}
  body.in-session .hud{position:absolute;z-index:20;top:max(5px,env(safe-area-inset-top));left:max(6px,env(safe-area-inset-left));right:max(6px,env(safe-area-inset-right));display:flex;height:48px;gap:6px;padding:5px 7px;border:1px solid #48738999;border-radius:12px;background:#071724c7;backdrop-filter:blur(5px);box-shadow:0 4px 16px #0006}
  body.in-session .hud>div{min-width:0}
  body.in-session .hud>div:nth-child(2){display:none}
  body.in-session .hud-label{font-size:7px;line-height:1;white-space:nowrap}
  body.in-session .hud strong{font-size:13px;line-height:1.15}
  body.in-session .combat-clock{flex:1}
  body.in-session .combat-clock #remaining{display:flex;flex-direction:row;justify-content:flex-start;gap:5px;padding:0;border:0;background:none;font-size:11px}
  body.in-session #remainingThreat{font-size:8px}
  body.in-session .integrity{margin-left:0}
  body.in-session .integrity #health{font-size:9px;white-space:nowrap}
  body.in-session .health-meter{display:none}
  .physics-panel-button,.modules-panel-button,.touch-guide-button,.fullscreen-button{display:grid;place-items:center;flex:0 0 auto;height:36px;min-height:36px;padding:0 8px;border:1px solid #3f829e;border-radius:8px;background:#0a2233;color:#c7f5ff;font-size:9px;font-weight:750;white-space:nowrap}
  .touch-guide-button,.fullscreen-button{width:36px;padding:0;font-size:16px}
  body.in-session .pause-button{flex:0 0 auto;width:36px;height:36px}
  body.in-session .overlay{z-index:14;padding-top:60px;padding-bottom:max(8px,env(safe-area-inset-bottom));pointer-events:none}
  body.in-session .overlay .screen{pointer-events:auto}

  body.in-session .touch-controls{display:none}
  body.combat-view .touch-controls,body.tutorial .touch-controls{position:absolute;z-index:13;display:block;inset:54px 48% 0 0;margin:0;padding:0;border:0;background:transparent;touch-action:none;user-select:none}
  body.tutorial .touch-controls{right:70%}
  body.in-session .touch-controls p{position:absolute;left:max(16px,env(safe-area-inset-left));bottom:max(14px,env(safe-area-inset-bottom));margin:0;padding:5px 9px;border-radius:12px;background:#06121ba8;color:#a9d5df;font-size:9px;line-height:1.3;opacity:.75;pointer-events:none}
  body.in-session .joystick{position:absolute;left:50%;top:65%;width:116px;height:116px;margin:0;border:2px solid #83edff9c;background:#10344dc9;box-shadow:0 0 0 8px #0a213677,0 0 28px #36dfff35;opacity:0;transform:translate(-50%,-50%);pointer-events:none}
  body.in-session .joystick.active{opacity:1}
  body.in-session .joystick-cross{font-size:76px}
  body.in-session .joystick #joystickKnob{left:36px;top:36px;width:40px;height:40px;background:#86efff66;border-color:#baf7ff}

  body.in-session .action-bar{display:none}
  body.combat-view .action-bar,body.tutorial .action-bar{position:absolute;z-index:17;display:block;right:max(8px,env(safe-area-inset-right));bottom:max(10px,env(safe-area-inset-bottom));width:clamp(190px,34vw,286px);height:clamp(190px,34vw,286px);min-height:0;border:0;background:transparent;pointer-events:none}
  body.in-session .action{position:absolute;display:grid;place-items:center;width:76px;height:76px;min-height:76px;padding:5px;border:2px solid #5cc5df;border-radius:50%;background:#092338e8;box-shadow:0 5px 18px #0008,inset 0 0 18px #24c9e51f;text-align:center;pointer-events:auto;touch-action:none}
  body.in-session .action+.action{border-left:2px solid #5cc5df}
  body.in-session .action>span:nth-child(2),body.in-session .action kbd{display:none}
  body.in-session .action .control-glyph{width:43px;height:43px;flex-basis:43px;margin:0}
  body.in-session #polarityBtn{right:0;bottom:0;width:104px;height:104px;min-height:104px;border-color:#ff799e;background:#2a1426e8;box-shadow:0 6px 22px #0009,inset 0 0 24px #ff4f8b30}
  body.in-session #polarityBtn:after{display:grid;place-items:center;position:absolute;right:-2px;bottom:-2px;width:32px;height:32px;border-radius:50%;background:#ff5f8b;color:white;font:800 20px/1 Consolas;content:'+'}
  body.in-session #polarityBtn.is-negative:after{content:'−';background:#35cfee}
  body.in-session #chargeBtn{right:104px;bottom:92px}
  body.in-session #electrodeBtn{right:2px;bottom:116px}
  body.in-session #chargeBtn:after{height:6px;border-radius:0 0 30px 30px}

  .sidebar{display:none}
  .sidebar.is-open{display:flex;position:fixed;z-index:60;top:max(8px,env(safe-area-inset-top));right:max(8px,env(safe-area-inset-right));bottom:max(8px,env(safe-area-inset-bottom));width:min(360px,calc(100vw - 16px));max-width:none;margin:0;padding:48px 12px 12px;overflow:auto;overscroll-behavior:contain;background:linear-gradient(160deg,#081724,#02070d);border:1px solid #58dcff;box-shadow:0 0 0 9999px #020710a8,0 0 32px #1dcfff55}
  .physics-panel-close{display:grid;place-items:center;position:absolute;z-index:1;top:9px;right:10px;width:34px;height:34px;border:1px solid #4cbfdc;background:#0b2637;color:#dffaff;font-size:24px}
  .sidebar.panel-physics .equipment-rack{display:none}
  .sidebar.panel-modules .physics-analysis{display:none}
  .sidebar.is-open .side-card{display:block;flex:none;width:100%}
  .sidebar.is-open.panel-physics .equipment-rack{display:none}
  .sidebar.is-open.panel-modules .physics-analysis{display:none}
}
@media(pointer:coarse) and (max-width:520px){
  body.in-session .hud{right:64px}
  body.in-session .hud .physics-panel-button,body.in-session .hud .modules-panel-button{position:fixed;z-index:21;right:7px;width:50px;height:25px;min-height:25px;padding:0;font-size:8px}
  body.in-session .hud .physics-panel-button{top:max(5px,env(safe-area-inset-top))}
  body.in-session .hud .modules-panel-button{top:31px}
  body.in-session .hud{gap:4px;padding:5px}
  body.in-session .hud>div:first-child{width:34px}
  body.in-session .joystick{width:104px;height:104px}
  body.in-session .joystick #joystickKnob{left:31px;top:31px}
  body.combat-view .action-bar,body.tutorial .action-bar{width:190px;height:190px}
  body.in-session #polarityBtn{width:92px;height:92px;min-height:92px}
  body.in-session #chargeBtn{right:92px;bottom:78px;width:68px;height:68px;min-height:68px}
  body.in-session #electrodeBtn{bottom:100px;width:68px;height:68px;min-height:68px}
  body.in-session .action .control-glyph{width:38px;height:38px;flex-basis:38px}
}
@media(pointer:coarse) and (max-width:360px){
  body.in-session .integrity{display:none}
  body.in-session .touch-guide-button,body.in-session .fullscreen-button,body.in-session .pause-button{width:32px;height:32px;min-height:32px}
}

/* Keep navigation and choice screens clear; combat controls only occupy the arena when needed. */
@media(pointer:coarse){
  body:not(.combat-view):not(.tutorial) .action-bar,
  body:not(.combat-view):not(.tutorial) .touch-controls{display:none!important}
  body.ready-view .hud{display:none}
  body.ready-view .overlay{padding:clamp(16px,4vw,40px)}
  body.ready-view #introScreen{max-width:620px}
  body.tutorial .arena-wrap{isolation:auto}
  body.tutorial .overlay{z-index:30}
  body.tutorial .overlay .screen{pointer-events:none}
  body.tutorial .overlay .screen button,body.tutorial .overlay .screen a,body.tutorial .overlay .screen input{pointer-events:auto}
  body.combat-view .action-bar,body.tutorial .action-bar{display:block!important;right:max(10px,env(safe-area-inset-right));bottom:max(70px,calc(env(safe-area-inset-bottom) + 58px));width:230px;height:260px}
  body.combat-view .touch-controls{display:block!important}
  body.combat-view #polarityBtn,body.tutorial #polarityBtn{position:absolute;right:0;bottom:0;width:116px;height:116px;min-height:116px}
  body.combat-view #chargeBtn,body.tutorial #chargeBtn{position:absolute;right:108px;bottom:130px;width:74px;height:74px;min-height:74px}
  body.combat-view #electrodeBtn,body.tutorial #electrodeBtn{position:absolute;right:8px;bottom:140px;width:74px;height:74px;min-height:74px}
  body.combat-view .action,body.tutorial .action{pointer-events:auto;transition:transform .07s ease,filter .07s ease,box-shadow .07s ease}
  body.in-session .action.is-pressed,body.in-session .action:active{transform:scale(.86);filter:brightness(1.35);box-shadow:0 2px 8px #0008,inset 0 0 30px #8ef3ff66}
}
@media(pointer:coarse) and (max-width:520px){
  body.combat-view .action-bar,body.tutorial .action-bar{width:198px;height:232px}
  body.combat-view #polarityBtn,body.tutorial #polarityBtn{position:absolute;right:0;bottom:0;width:102px;height:102px;min-height:102px}
  body.combat-view #chargeBtn,body.tutorial #chargeBtn{position:absolute;right:96px;bottom:116px;width:66px;height:66px;min-height:66px}
  body.combat-view #electrodeBtn,body.tutorial #electrodeBtn{right:5px;bottom:125px;width:66px;height:66px;min-height:66px}
}