:root{--bg:#111820;--panel:#172028;--ink:#f0eadb;--muted:#a4aaa6;--line:#43504e;--gold:#dfb773}
body.three-dimensional{background:#111820;overflow:hidden}
.three-dimensional .app-shell{max-width:none;padding:0;height:100svh}
.three-dimensional .topbar{height:62px;padding:0 24px;background:#111923;border-bottom:1px solid #3f494a;position:relative;z-index:5}
.three-dimensional .brand{gap:12px}
.three-dimensional .brand-mark{width:31px;height:31px}
.three-dimensional .brand-mark span{font-size:20px}
.three-dimensional .brand-name{font-size:20px;letter-spacing:.13em;margin-top:2px}
.three-dimensional .brand .eyebrow{font-size:8px;letter-spacing:.22em}
.three-dimensional .brand-sub{font-size:9px;color:#b0b7b6}
.three-dimensional .game-layout{display:grid;grid-template-columns:minmax(0,1fr) 282px;gap:0;padding:0;height:calc(100svh - 62px)}
.three-dimensional .arena-column{position:relative;min-height:0;overflow:hidden}
.three-dimensional .field-frame{position:absolute;inset:0;background:#95a8a8;border:0;box-shadow:none}
.three-dimensional canvas#battlefield{width:100%;height:100%;aspect-ratio:auto;touch-action:none;cursor:default}
.three-dimensional .field-corner{display:none}
.three-dimensional .field-topline{position:absolute;top:90px;left:19px;right:19px;z-index:2;height:auto;background:none;border:0;padding:0;color:#f9f2d7;font-size:9px;text-shadow:0 1px 4px #26332b;pointer-events:none}
.three-dimensional .field-topline span:last-child{color:#fcf1cb;background:#1b282acf;padding:5px 8px;border-radius:3px;border:1px solid #b9af7e55}
.three-dimensional .metrics-row{position:absolute;z-index:3;left:18px;right:18px;top:16px;max-width:700px;gap:6px;margin:0;pointer-events:none}
.three-dimensional .metric{height:60px;background:#152126eb;border:1px solid #c6ba8a40;backdrop-filter:blur(8px);padding:9px 12px;box-shadow:0 4px 18px #111b2940;border-radius:5px}
.three-dimensional .metric:before{display:none}
.three-dimensional .metric-label{font-size:8px;letter-spacing:.16em;color:#adbcb6}
.three-dimensional .metric strong{font:normal 22px Georgia,serif;line-height:1.1;margin-top:3px}
.three-dimensional .metric strong small{font-size:10px}
.three-dimensional .meter{height:2px;bottom:6px;left:12px;right:12px}
.three-dimensional .build-section{position:absolute;z-index:4;bottom:15px;left:18px;right:18px;margin:0}
.three-dimensional .section-head{padding:0 3px 8px;align-items:center}
.three-dimensional .section-head .eyebrow{display:none}
.three-dimensional .section-head h2{font:700 10px "Trebuchet MS",sans-serif;letter-spacing:.13em;text-transform:uppercase;margin:0;color:#fff4ce;text-shadow:0 1px 3px #132420}
.three-dimensional .section-note{font-size:8px;color:#fff6d7;text-shadow:0 1px 4px #26332b}
.three-dimensional .tower-grid{gap:7px}
.three-dimensional .tower-card{height:125px;min-height:0;background:#141e27ed;backdrop-filter:blur(8px);border:1px solid #a4a58666;border-radius:6px;padding:9px 11px;overflow:hidden;box-shadow:0 5px 17px #18292d40}
.three-dimensional .tower-card:before{display:none}
.three-dimensional .tower-card:hover{transform:translateY(-3px);background:#263438f5}
.three-dimensional .tower-card.selected{border-color:#f7ce7c;background:#303b35f2;box-shadow:0 0 0 1px #f4ca7470,0 4px 22px #172b2866}
.three-dimensional .tower-card.poor{opacity:.62}
.three-dimensional .tower-head{height:83px}
.three-dimensional .tower-glyph{position:absolute;left:5px;top:0;width:calc(100% - 10px);height:93px;text-shadow:none;line-height:1;text-align:center;font-size:0}
.three-dimensional .tower-glyph img{display:block;margin:auto;max-width:100%;height:97px;width:auto;object-fit:contain;filter:drop-shadow(0 5px 5px #040e1670)}
.three-dimensional .tower-key{position:absolute;top:8px;left:8px;color:#afbbaf;background:#1a2928b5;font-size:9px;min-width:18px}
.three-dimensional .tower-name{font:normal 15px Georgia,serif;margin:2px 0 0;line-height:1.2;white-space:nowrap}
.three-dimensional .tower-trait{display:none}
.three-dimensional .tower-cost{position:absolute;right:9px;top:10px;font-size:10px;margin:0}
.three-dimensional .field-footer{position:absolute;bottom:177px;right:18px;left:auto;z-index:3;height:20px;font-size:8px;letter-spacing:.07em;color:#fff5d7;text-shadow:0 1px 4px #26332b;pointer-events:none}
.three-dimensional .field-footer-right{display:none}
.three-dimensional .field-footer kbd{background:#1a282bc9;border-color:#bfcaab70;color:#fff3ce}
.camera-tools{position:absolute;left:18px;bottom:177px;z-index:3;display:flex;gap:10px;align-items:center;color:#fff4d1;font-size:8px;letter-spacing:.09em;text-shadow:0 1px 3px #193129}
.camera-tools button{border:1px solid #f0d8a25e;background:#1b292ace;color:#ede4c6;border-radius:3px;height:29px;font-size:9px;font-weight:700;padding:0 8px;cursor:pointer}
#rotateLeft,#rotateRight{font-size:19px;width:32px;padding:0}
.volume-label{display:flex;align-items:center;gap:7px;font-size:8px;color:#aeb7ac;letter-spacing:.1em}
.volume-label input{width:67px;accent-color:#dfb773}
.horde-forecast{padding:10px 12px;margin-bottom:12px;border-left:2px solid #afbb78;background:#24312b;border-radius:0 5px 5px 0}
.horde-forecast strong{display:block;font:17px Georgia,serif;margin-top:5px;color:#e5ddbb}
.horde-forecast p{font-size:10px;line-height:1.4;color:#b3bfaf;margin:5px 0 8px}
.horde-forecast small{font-size:8px;color:#c6d597;letter-spacing:.07em}
.automation-controls{display:grid;grid-template-columns:1fr 1fr;gap:7px 3px;font-size:10px;margin:10px 0 14px;color:#c1cbb7}
.automation-controls label{display:flex;align-items:center;gap:5px;cursor:pointer}
.automation-controls label:last-child{grid-column:1 / -1}
.automation-controls input{accent-color:#dcb674;margin:0}
.automation-controls small{color:#c3a876;font-size:9px}
.lore-card{margin-top:20px;border-top:1px solid #46534a;padding-top:15px}
.lore-card h3{font:21px Georgia,serif;color:#d6cda9;margin:6px 0}
.lore-card p{font:italic 12px/1.6 Georgia,serif;color:#aab6a5;margin:0}
.relic-countdown{display:block;margin:-5px 0 16px;color:#d4bc85;font-size:11px}
.three-dimensional .selection-actions{display:flex;flex-wrap:wrap;gap:5px}
.three-dimensional .selection-actions button{flex:1 1 44%}
.three-dimensional .selection-actions .ascend-button{flex:1 1 100%;background:#434936;border-color:#bbac6a;color:#f5e6b9}
.three-dimensional .topbar-actions{gap:12px}
@media(max-width:620px){.volume-label{display:none}.three-dimensional .topbar-actions{gap:7px}.three-dimensional #helpButton{font-size:0}.three-dimensional #helpButton span{font-size:12px}.three-dimensional .camera-tools{gap:6px}.three-dimensional .section-note{font-size:7px}}
.three-dimensional .toast{bottom:210px;z-index:7;border-radius:4px;font-size:11px;background:#192629f2}
.three-dimensional .command-panel{position:relative;order:0;border:0;border-left:1px solid #3d484a;border-radius:0;background:linear-gradient(165deg,#1c2730,#141d25);padding:17px 15px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#627269 #17232b;box-shadow:none;min-height:0}
.three-dimensional .panel-header{padding-bottom:9px}
.three-dimensional .panel-header .eyebrow{font-size:9px}
.three-dimensional .phase-card{padding-top:12px}
.three-dimensional .phase-index{font-size:9px}
.three-dimensional .phase-card h1{font-size:25px;line-height:1.1;margin:8px 0}
.three-dimensional .phase-card p{font-size:11px;line-height:1.45;min-height:0}
.three-dimensional .threat-line{font-size:8px;line-height:1.4;margin-top:10px}
.three-dimensional .primary-button{border-radius:4px;height:42px;margin-top:12px;font-size:10px}
.three-dimensional .wave-controls button{border-radius:3px;height:28px}
.three-dimensional .divider{font-size:8px;margin:19px 0 9px}
.three-dimensional .selection-card{min-height:82px;background:#263139;border-color:#4a5753;border-radius:4px;padding:8px;gap:7px}
.three-dimensional .selection-icon{width:56px;height:66px;border:0;background:none}
.three-dimensional .selection-icon img{width:75px;height:75px;object-fit:contain;max-width:none}
.three-dimensional .selection-copy .eyebrow{font-size:7px;letter-spacing:.1em}
.three-dimensional .selection-copy h3{font-size:17px}
.three-dimensional .selection-copy p{font-size:10px}
.three-dimensional .selection-actions button{font-size:9px;border-radius:3px;height:30px}
.three-dimensional .upgrade-list{gap:5px}
.three-dimensional .upgrade-row{border-radius:4px;min-height:51px;padding:8px 7px;background:#222e36;border-color:#44554f}
.three-dimensional .upgrade-text strong{font-size:13px}
.three-dimensional .upgrade-text em{font-size:9px}
.three-dimensional .upgrade-price{font-size:9px}
.three-dimensional .pulse-card{margin-top:11px;border-radius:4px;padding:10px 8px;background:linear-gradient(110deg,#3d4035,#273536)}
.three-dimensional .pulse-card strong{font-size:16px}
.three-dimensional .pulse-card .eyebrow{font-size:8px}
.three-dimensional .pulse-card p{font-size:9px}
.three-dimensional .pulse-card button{width:48px;height:48px}
.three-dimensional .relic-chip{border-radius:3px;font-size:8px}
.three-dimensional .panel-end{margin-top:17px;font-size:7px}
.three-dimensional .modal-backdrop{background:#071017b0;backdrop-filter:blur(5px)}
.three-dimensional .modal{border-radius:8px;background:linear-gradient(140deg,#25332f,#152329);box-shadow:0 20px 90px #0009}
.three-dimensional .modal h2{font-size:37px}
.three-dimensional .relic-choice{border-radius:5px;background:#2a3835}
.scene-loading{position:absolute;z-index:8;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:11px;background:#1a2938f0;color:#e8ddc3;font-size:12px}
.scene-loading strong{font:30px Georgia,serif}
.loading-orb{display:block;width:34px;height:34px;border:2px solid #ad935b;border-top-color:#ffde98;border-radius:50%;animation:loadingSpin .8s linear infinite}
@keyframes loadingSpin{to{transform:rotate(360deg)}}
.pause-overlay{position:absolute;inset:0;background:#101c3070;z-index:3;display:none;align-items:center;justify-content:center;flex-direction:column;gap:8px;pointer-events:none;color:#fff1d2;backdrop-filter:blur(2px)}
.pause-overlay.visible{display:flex}
.pause-overlay strong{font:38px Georgia,serif}
.pause-overlay span{font-size:10px;letter-spacing:.15em}
.three-dimensional .mobile-controls{display:none}
@media(max-width:1120px){
 .three-dimensional .game-layout{grid-template-columns:minmax(0,1fr) 255px}
 .three-dimensional .command-panel{padding:14px 11px}
 .three-dimensional .tower-name{font-size:13px}
 .three-dimensional .camera-tools>span{display:none}
 .three-dimensional .field-footer{font-size:7px}
}
@media(max-width:850px){
 body.three-dimensional{overflow:auto}
 .three-dimensional .game-layout{display:flex;flex-direction:column;height:auto}
 .three-dimensional .arena-column{order:0;height:calc(100svh - 62px);min-height:550px}
 .three-dimensional .command-panel{order:1;display:block;overflow:visible;border-left:0;border-top:1px solid #586154;padding:20px}
 .three-dimensional .selection-card{margin-top:0}
 .three-dimensional .mobile-controls{position:absolute;left:18px;right:18px;bottom:12px;z-index:5;display:grid;grid-template-columns:1.6fr .7fr .9fr;gap:6px;margin:0}
 .three-dimensional .mobile-controls button{height:38px;border:1px solid #889078;border-radius:4px;background:#182630e8;color:#f5e5c0;font-size:10px;font-weight:700;padding:0 9px}
 .three-dimensional .mobile-controls .mobile-wave{background:linear-gradient(100deg,#d2a856,#efd095);color:#1c262a;display:flex;justify-content:space-between;align-items:center}
 .three-dimensional .build-section{bottom:67px}
 .three-dimensional .field-footer{bottom:225px}
 .three-dimensional .camera-tools{bottom:226px}
 .three-dimensional .toast{bottom:253px}
}
@media(max-width:620px){
 .three-dimensional .topbar{height:56px;padding:0 15px}
 .three-dimensional .brand-name{font-size:18px}
 .three-dimensional .brand .eyebrow{font-size:7px}
 .three-dimensional .arena-column{height:calc(100svh - 56px);min-height:530px}
 .three-dimensional .metrics-row{top:10px;left:10px;right:10px;gap:4px}
 .three-dimensional .metric{height:54px;padding:8px 7px}
 .three-dimensional .metric-label{font-size:7px;letter-spacing:.05em}
 .three-dimensional .metric strong{font-size:16px;margin-top:5px}
 .three-dimensional .metric strong small{font-size:8px}
 .three-dimensional .meter{left:7px;right:7px}
 .three-dimensional .field-topline{top:75px;left:12px;right:12px;font-size:7px}
 .three-dimensional .field-topline span:first-child{max-width:65%}
 .three-dimensional .build-section{left:10px;right:10px;bottom:63px}
 .three-dimensional .section-head{padding-bottom:7px}
 .three-dimensional .tower-grid{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding:2px}
 .three-dimensional .tower-card{flex:0 0 111px;height:119px;padding:7px 8px}
 .three-dimensional .tower-head{height:81px}
 .three-dimensional .tower-name{font-size:13px}
 .three-dimensional .tower-glyph img{height:94px}
 .three-dimensional .tower-cost{font-size:9px;right:6px;top:8px}
 .three-dimensional .tower-key{left:5px;top:7px;font-size:8px}
 .three-dimensional .mobile-controls{left:10px;right:10px;bottom:11px}
 .three-dimensional .mobile-controls button{font-size:9px}
 .three-dimensional .camera-tools{left:12px;bottom:215px}
 .three-dimensional .field-footer{display:none}
 .three-dimensional .toast{bottom:249px;max-width:95%;font-size:10px;white-space:normal;text-align:center}
 .three-dimensional .selection-card{max-width:100%}
 .three-dimensional .pause-overlay strong{font-size:30px}
 .three-dimensional .modal{padding:30px 22px}
 .three-dimensional .modal h2{font-size:31px}
}

.save-panel{margin:10px 0;padding:10px;background:#16272c;border:1px solid #4b605a;border-radius:4px;color:#d2d9bf;font-size:10px}.save-panel>div{display:flex;gap:6px;margin:7px 0}.save-panel button,.guard-order{background:#2d4141;border:1px solid #667765;color:#e9d4a4;border-radius:3px;padding:6px 9px;font-size:9px;cursor:pointer}.save-panel small{font-size:9px;color:#99b1a5;line-height:1.5;display:block}.save-error{color:#ff9d7e}.guard-order{width:100%}.guard-order:disabled{opacity:.4;cursor:default}.audio-settings{position:relative;font-size:9px;color:#e3d3ad}.audio-settings summary{cursor:pointer;padding:8px}.audio-settings>div{position:absolute;right:0;top:30px;z-index:20;width:190px;padding:15px;background:#192b30;border:1px solid #65745f;border-radius:4px;box-shadow:0 10px 30px #0007}.audio-settings label{display:flex;justify-content:space-between;gap:8px;margin:5px 0}.audio-settings input{width:110px;accent-color:#d2b575}.panel-end a{color:#b4c5b6;text-decoration:none}.new-run-actions{display:flex;gap:10px;flex-wrap:wrap}.new-run-actions button{flex:1;white-space:nowrap}#resumeReward{margin-bottom:12px;width:100%}[hidden]{display:none!important}
@media(max-width:620px){.three-dimensional .topbar-actions{gap:4px}.three-dimensional .topbar .text-button{font-size:8px}.three-dimensional .volume-label{display:none}.audio-settings summary{padding:6px 3px}}