:root{color-scheme:dark;--bg:#101e25;--panel:#17282f;--line:#2b4147;--muted:#8fa8ad;--text:#e9ede5;--gold:#ffe09a;--teal:#68e4e0}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 15% 0,#20363c 0,transparent 55%),var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;font-size:14px;min-height:100vh}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid transparent;border-radius:8px;min-height:42px;padding:10px 14px;color:var(--text);background:#233b43;transition:background .18s,transform .18s}button:hover:not(:disabled){background:#36525a}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.4;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,canvas:focus-visible,select:focus-visible{outline:2px solid var(--teal);outline-offset:3px}header{height:94px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);max-width:1440px;margin:auto;padding:0 38px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text);font-size:21px;letter-spacing:3px;font-weight:700}.brandmark{font-size:43px;color:var(--gold);font-weight:400}.brand small{display:block;font-size:9px;letter-spacing:2.9px;color:var(--muted);margin-top:3px}.header-right{display:flex;align-items:center;gap:8px}.edition{font-size:11px;letter-spacing:2px;color:var(--muted);margin-right:24px}.iconbtn{width:42px;font-size:21px;background:transparent;border-color:var(--line);padding:3px}main{max-width:1440px;margin:auto;padding:30px 38px 16px}.topline{display:flex;align-items:center;justify-content:space-between;margin-bottom:25px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--teal)}h1{font-size:25px;font-weight:500;letter-spacing:1px;margin:9px 0 0}.status{border:1px solid #486565;border-radius:30px;padding:8px 16px;font-size:12px;color:#c6dcd5}.game-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px}.arena-column{min-width:0}.hud{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;background:var(--panel);border:1px solid var(--line);border-bottom:0;border-radius:12px 12px 0 0;padding:19px 24px;gap:20px}.hud>div{border-right:1px solid var(--line);padding-right:15px}.hud>div:last-child{border:0}.hud small{font-size:11px;color:var(--muted);display:block;letter-spacing:1px}.hud strong{display:block;margin-top:6px;font-family:system-ui,sans-serif;font-weight:500;font-size:25px;font-variant-numeric:tabular-nums;line-height:1.25}.hud em{font-size:12px;color:var(--muted);font-style:normal;margin-left:3px}.gold{color:var(--gold)}.healthtrack{height:3px;background:#34454b;margin-top:7px;border-radius:4px;max-width:135px}.healthtrack i{display:block;height:100%;width:100%;background:var(--teal);border-radius:4px;transition:width .3s}.canvas-wrap{position:relative;border:1px solid var(--line);background:#14272c;overflow:hidden}canvas{width:100%;height:auto;display:block;touch-action:manipulation;aspect-ratio:13/9}.arena-caption{position:absolute;bottom:12px;left:17px;right:17px;display:flex;justify-content:space-between;color:#8ca6a6;font-size:9px;letter-spacing:1px;pointer-events:none}.live-dot{width:5px;height:5px;display:inline-block;border-radius:50%;background:var(--teal);margin-right:7px}.battlebar{padding:18px 20px;background:var(--panel);border:1px solid var(--line);border-top:0;border-radius:0 0 12px 12px;display:flex;align-items:center;justify-content:space-between;gap:10px}.battlebar small{display:block;color:var(--muted);font-size:11px;margin-top:5px;line-height:1.5}.battle-actions{display:flex;gap:8px;flex-shrink:0}.primary{background:var(--gold);color:#253030;font-weight:700;white-space:nowrap}.primary:hover:not(:disabled){background:#ffebba}.primary span{margin-left:16px}.secondary{border-color:#486069;background:transparent}.legend{display:flex;gap:19px;margin:15px 4px;color:var(--muted);font-size:10px}.legend i{width:5px;height:5px;display:inline-block;margin-right:5px;border-radius:1px}.legend span:last-child{margin-left:auto}.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}.section-title{display:flex;align-items:center;justify-content:space-between}.section-title h2{font-size:15px;margin:0;font-weight:500}.section-title>span{font-size:9px;color:var(--muted);letter-spacing:1px}.muted{color:var(--muted);font-size:12px;line-height:1.9}.compact{font-size:11px;margin:10px 0 16px}.tower-picker{display:grid;grid-template-columns:1fr 1fr;gap:8px}.tower-card{padding:10px;text-align:left;border-color:#30474d;background:#1a3037;position:relative}.tower-card.active{background:#2a4246;border-color:var(--gold)}.tower-card .glyph{display:inline-block;font-size:23px;width:30px;vertical-align:middle}.tower-card b{font-size:12px;font-weight:500}.tower-card small{display:block;font-size:9px;color:var(--muted);margin:5px 0 0}.tower-card .price{position:absolute;top:12px;right:8px;font-size:10px;color:var(--gold)}.selection{min-height:119px;border-top:1px solid var(--line);margin-top:18px;padding-top:16px;color:#c0d0cd;font-size:12px;line-height:1.7}.selection-icon{font-size:26px;color:var(--muted);float:left;margin:12px 14px 0 0}.selection p{margin:8px 0}.selection small{color:var(--muted);font-size:10px}.selection-actions{display:flex;gap:7px;margin-top:10px}.selection-actions button{font-size:11px;padding:7px 10px;flex:1}.relic-panel{margin-top:16px}.relics{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}.relics .muted{margin:0;font-size:11px}.relic-chip{font-size:10px;padding:6px 8px;min-height:30px;border:1px solid #3d5456;background:#22373c;color:#cdd9cb}.guide-link{width:100%;text-align:left;font-size:12px;color:var(--muted);margin-top:12px;background:transparent;padding:12px 4px}.guide-link span{float:right}footer{display:flex;justify-content:space-between;font-size:10px;color:#647f84;letter-spacing:1px;margin:20px 0}#saveDot{font-style:normal;color:var(--teal);font-size:8px}.overlay{position:fixed;inset:0;background:#07171edc;z-index:5;display:flex;align-items:center;justify-content:center;padding:24px;backdrop-filter:blur(12px)}[hidden]{display:none!important}.modal{max-width:740px;width:100%;max-height:90dvh;overflow:auto;background:linear-gradient(135deg,#233b42,#14272e);border:1px solid #496368;border-radius:20px;padding:40px;box-shadow:0 30px 100px #0005}.modal .eyebrow{color:var(--gold)}.modal h2{font-size:33px;letter-spacing:2px;font-weight:500;line-height:1.5;margin:13px 0}.modal .lead{font-size:13px;color:#b0c4c5;line-height:2;max-width:560px}.modal label{display:block;font-size:12px;color:var(--muted);margin:16px 0 8px}.modal input,.modal select{width:100%;padding:12px;border-radius:8px;border:1px solid #4c6369;background:#13272f;color:var(--text);min-height:44px}.modal .row{display:grid;grid-template-columns:1.5fr 1fr;gap:15px}.modal-actions{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}.modal-actions button{flex:1}.title-art{height:90px;margin:0 0 8px;position:relative;display:flex;align-items:center;justify-content:center;gap:35px;color:var(--teal);font-size:39px}.title-art:before{content:'';position:absolute;height:1px;width:65%;background:linear-gradient(90deg,transparent,#ffe09a,transparent)}.title-art span{position:relative;background:#1d343c;border:1px solid #486665;width:62px;height:62px;display:flex;align-items:center;justify-content:center;transform:rotate(45deg);border-radius:13px}.title-art i{font-style:normal;transform:rotate(-45deg)}.title-art span:nth-child(2){color:var(--gold);width:75px;height:75px}.choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:25px}.choice{padding:24px 16px;text-align:left;border:1px solid #46605e;background:#243d42;min-height:180px}.choice .choice-icon{font-size:27px;color:var(--gold);display:block;margin-bottom:20px}.choice b{display:block;font-size:15px}.choice p{font-size:12px;color:#b0c5c2;line-height:1.9;margin:10px 0}.choice small{color:var(--gold);font-size:10px}.event-grid{grid-template-columns:1fr 1fr}.event-grid .choice{min-height:135px}.guide-steps{display:grid;grid-template-columns:1fr 1fr;gap:12px}.guide-steps section{background:#1b3239;border:1px solid var(--line);border-radius:9px;padding:16px}.guide-steps h3{font-size:14px;margin:0 0 10px;color:var(--gold)}.guide-steps p{color:#aec1c2;font-size:12px;line-height:1.9;margin:0}.codex{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:14px}.codex div{font-size:11px;background:#1d333a;padding:10px;border-radius:7px;line-height:1.8}.codex b{color:var(--gold);font-weight:500}.setting-row{display:flex!important;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);gap:20px}.setting-row input{width:22px;min-height:22px;height:22px;accent-color:var(--teal)}.result-stats{display:flex;gap:30px;padding:20px 0;border-block:1px solid var(--line);margin-top:24px}.result-stats strong{display:block;font-size:25px;color:var(--gold);font-weight:500}.result-stats small{color:var(--muted);font-size:10px}#toast{position:absolute;bottom:35px;left:50%;transform:translateX(-50%);background:#10252fed;border:1px solid #587673;border-radius:8px;padding:10px 16px;font-size:12px;max-width:90%;width:max-content;pointer-events:none;opacity:0;transition:opacity .2s}#toast.show{opacity:1}.reduce-motion *{transition:none!important;animation:none!important}.danger{color:#ffb0a3}.save-note{font-size:10px;color:var(--muted);line-height:1.7}.network-info{font-size:10px;padding-top:8px;color:var(--gold)}
@media(min-width:1500px){main{padding-top:38px}.canvas-wrap{max-height:665px}canvas{height:100%;max-height:665px;object-fit:contain}.game-layout{grid-template-columns:minmax(0,1fr) 310px}}
@media(max-width:1000px){header{padding:0 22px;height:78px}main{padding:24px 22px}.game-layout{grid-template-columns:minmax(0,1fr) 255px;gap:14px}.panel{padding:15px}.hud{padding:15px;gap:12px}.hud strong{font-size:22px}.battlebar{padding:14px;flex-wrap:wrap}.battlebar>div:first-child{flex:1;min-width:180px}.battle-actions{margin-left:auto}.tower-card{padding:8px}.tower-card .glyph{width:25px}.tower-card .price{right:5px;font-size:9px}.edition{display:none}}
@media(max-width:740px){header{padding:0 16px;height:70px}.brand{font-size:18px}.brandmark{font-size:34px}.brand small{font-size:8px;letter-spacing:2px}.header-right{gap:5px}.iconbtn{width:38px;min-height:38px}main{padding:22px 12px 8px}.topline{margin:0 3px 18px}h1{font-size:18px;letter-spacing:0}.eyebrow{font-size:8px;letter-spacing:1.2px}.status{font-size:10px;padding:6px 10px}.game-layout{grid-template-columns:1fr;gap:10px}.hud{padding:13px 14px;gap:10px}.hud>div{padding-right:8px}.hud small{font-size:9px;letter-spacing:0}.hud strong{font-size:22px}.hud em{font-size:10px}.healthtrack{margin-top:5px}.canvas-wrap{border-radius:0}.arena-caption{font-size:7px;left:10px;right:10px;bottom:7px}.battlebar{padding:13px;gap:12px}.battlebar>div:first-child{min-width:150px}.battlebar small{font-size:10px}.battlebar #waveName{font-size:12px}.battle-actions button{padding:10px 12px;font-size:12px;min-height:44px}.legend{margin:12px 2px;gap:13px;font-size:9px}aside{display:grid;grid-template-columns:1fr}.panel{padding:17px}.tower-picker{grid-template-columns:repeat(3,1fr);gap:8px}.tower-card{padding:12px 8px;min-height:72px}.tower-card .price{top:13px;right:7px}.tower-card .glyph{width:25px;font-size:22px}.tower-card small{font-size:9px}.selection{min-height:80px}.selection-actions button{min-height:44px}.relic-panel{margin-top:10px}.guide-link{margin:0}.modal{padding:25px 20px;border-radius:15px}.overlay{padding:14px}.modal h2{font-size:26px}.modal .lead{font-size:12px}.choice-grid{grid-template-columns:1fr;gap:9px;margin-top:18px}.choice{min-height:100px;padding:16px}.choice .choice-icon{float:left;font-size:26px;margin:4px 14px 15px 0}.choice p{margin:6px 0}.choice b{font-size:14px}.event-grid{grid-template-columns:1fr}.event-grid .choice{min-height:100px}.guide-steps{grid-template-columns:1fr}.guide-steps section{padding:13px}.title-art{gap:25px}.modal .row{grid-template-columns:1fr 1fr}.result-stats{gap:23px}.modal-actions button{min-width:120px}.codex{grid-template-columns:1fr}.save-note{font-size:9px}footer{font-size:8px;margin-top:12px;letter-spacing:0}}

.map-viewport{overflow:auto;scrollbar-color:#6c8e83 #172c32;scrollbar-width:thin}.zoom-toggle{display:none}.map-viewport.zoomed canvas{width:680px;max-width:none;min-width:680px;max-height:none;height:auto}.map-viewport.zoomed{max-height:480px}
@media(max-width:740px){.iconbtn{width:44px;min-height:44px}.zoom-toggle{display:block;position:absolute;right:8px;top:8px;min-width:44px;min-height:44px;padding:3px;background:#1b343ded;border:1px solid #6d8c88;font-size:24px}.relic-chip{min-height:44px}.map-viewport{touch-action:pan-x pan-y}.arena-caption{pointer-events:none}.header-right{gap:4px}.brand{letter-spacing:1px}.brand small{letter-spacing:1px}}

/* On touch screens, inspection follows the player rather than sitting below the fold. */
.selection-dismiss{display:none}
@media(max-width:740px){
 body.has-selection{padding-bottom:190px}
 body.has-selection .selection{position:fixed;z-index:4;left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom));margin:0;min-height:0;padding:15px 54px 13px 16px;background:#172e36f7;border:1px solid #6e8c83;border-radius:14px;box-shadow:0 -8px 32px #06161c70;backdrop-filter:blur(12px)}
 body.has-selection .selection .selection-actions{margin-right:-38px}
 body.has-selection .selection .selection-actions button{min-height:44px;font-size:12px}
 body.has-selection .selection .network-info{padding-top:3px}
 body.has-selection .selection-dismiss{display:block;position:absolute;right:5px;top:5px;width:44px;height:44px;min-height:44px;padding:0;background:transparent;border:0;font-size:26px;color:#a8c2bd}
 .canvas-wrap{scroll-margin-bottom:185px}
}

/* Observatory edition: engraved instruments, luminous mineral cores, restrained brass. */
:root{--bg:#0b1520;--panel:#162733;--line:#344b55;--muted:#a3b7ba;--text:#edf1e9;--gold:#eed5a2;--teal:#9be2d2}
body{background:radial-gradient(ellipse at 30% -20%,#355260 0,transparent 55%),radial-gradient(ellipse at 95% 80%,#253241 0,transparent 55%),#0b1520}
header{border-bottom-color:#96bdba20;height:88px}.brand{font-weight:600;letter-spacing:4px}.brandmark{color:#e8d6ae;text-shadow:0 0 22px #eed5a242}.brand small{font-size:8px;letter-spacing:3.7px}.edition{color:#bdc8be;font-size:9px;letter-spacing:2.5px}
.topline{margin-bottom:23px}h1{font-family:"Songti SC","Noto Serif CJK SC","SimSun",serif;font-size:27px;letter-spacing:3px;color:#e8e9d9}.eyebrow{letter-spacing:2.8px;color:#9dc9c1}.status{background:#213b3d66;border-color:#7a9e8c60;box-shadow:inset 0 0 0 3px #0a1c2638;color:#cce6d4}
.panel,.hud,.battlebar{background:linear-gradient(135deg,#21333f,#142630);box-shadow:inset 0 1px #cce7df0c}.panel{border-radius:5px;position:relative}.panel:before,.panel:after{content:'';position:absolute;width:5px;height:5px;border:1px solid #bfa77c77;top:7px}.panel:before{left:7px}.panel:after{right:7px}.section-title h2{letter-spacing:2px;color:#f1e3c5}.section-title>span{color:#a69e8a;letter-spacing:2px}.hud{border-radius:8px 8px 0 0;padding-top:16px;padding-bottom:16px;border-color:#60747866}.hud strong{font-family:Georgia,system-ui,serif;font-size:28px;color:#e6eddf}.hud .gold{color:#f4d698}.hud small{letter-spacing:1.5px}.healthtrack{height:4px;background:#081923;box-shadow:0 0 0 1px #ffffff0c}.healthtrack i{background:linear-gradient(90deg,#5d9e91,#d2efc8);box-shadow:0 0 9px #79e3cf44}.canvas-wrap{border-color:#728b8666;box-shadow:0 24px 45px #03090d44}.battlebar{border-radius:0 0 8px 8px;border-color:#60747866}.arena-caption{bottom:28px;text-shadow:0 1px 3px #06121d;opacity:.9}
button{border-radius:5px}.primary{background:linear-gradient(135deg,#f5dfac,#cfb67f);border:1px solid #ffedc1;box-shadow:inset 0 0 0 3px #846e3022,0 3px 0 #746646,0 5px 16px #0003;letter-spacing:.3px}.primary:hover:not(:disabled){background:linear-gradient(135deg,#fff0ce,#e7cf9c);box-shadow:inset 0 0 0 3px #846e3022,0 3px 0 #746646,0 5px 24px #c6a16e22}.secondary{background:#10212b66;border-color:#64777966}.iconbtn{border-color:#71848150;background:#1c303744;box-shadow:inset 0 1px #ffffff08}
.tower-card{border-radius:6px;min-height:100px;padding:10px 9px 10px;background:radial-gradient(ellipse at 35% 20%,#3d555d55,transparent 75%),#152a35;border-color:#61777955;overflow:hidden;box-shadow:inset 0 1px #c4d7c410}.tower-card:after{content:'';position:absolute;bottom:0;left:15%;right:15%;height:1px;background:linear-gradient(90deg,transparent,#9fb2aa50,transparent)}.tower-card.active{background:radial-gradient(ellipse at 40% 10%,#837d4d44,transparent 70%),#293b3e;border-color:#e7c98c;box-shadow:inset 0 0 0 2px #ead79e15,0 0 16px #d7b7730c}.tower-card .glyph{display:block;width:48px;height:43px;margin:0 0 5px}.tower-card .glyph svg{width:46px;height:46px;filter:drop-shadow(0 3px 2px #07131c66)}.tower-card b{font-weight:600;letter-spacing:1px}.tower-card .price{top:15px;right:9px;color:#ead09a}.tower-card small{font-size:9px;color:#acb8b6;margin-top:5px}.selection{border-color:#778b7840}.network-info{color:#dfc99c}.relic-chip{background:#27363b;border-color:#8e8b6655;color:#e0ddbf;border-radius:4px;box-shadow:inset 0 1px #ffffff08}.relic-chip:before{content:'◇';color:#d7b875;margin-right:5px}.guide-link{color:#bbccc7}.legend{color:#a1b3b4}
.overlay{background:radial-gradient(ellipse at 50% 10%,#163e4a99,#06101deb);backdrop-filter:blur(9px)}.modal{border-radius:10px;border-color:#87958b88;background:radial-gradient(ellipse at 100% 0,#45635e44,transparent 50%),linear-gradient(130deg,#273b46,#101e2c);box-shadow:inset 0 0 0 5px #070e171f,0 35px 110px #0009;position:relative;padding:36px 40px}.modal h2{font-family:"Songti SC","Noto Serif CJK SC","SimSun",serif;font-size:32px;letter-spacing:2px;color:#f0e6cb}.modal .lead{color:#bbccc9}.modal .eyebrow{letter-spacing:2.7px;color:#d3bc8b}.modal input,.modal select{border-radius:4px;background:#101e2bbf;border-color:#82998c66}.modal label{color:#bfc9bc;font-size:11px}.title-art{height:130px;gap:36px;margin-bottom:22px;background:radial-gradient(ellipse,#b6ce9a0f,transparent 65%)}.title-art:before{width:80%;background:linear-gradient(90deg,transparent,#d7bd85aa,transparent);box-shadow:0 -25px 0 #b5d9d00c,0 25px 0 #b5d9d00c}.title-art span{width:78px;height:78px;border-radius:12px;background:linear-gradient(135deg,#35505b,#182d38);border-color:#c5b78077;box-shadow:5px 5px 0 #0a1927,6px 6px 0 #a7ac7633,inset 0 0 0 5px #c4d9bf08}.title-art span:nth-child(2){width:94px;height:94px;box-shadow:6px 6px 0 #0a1927,7px 7px 0 #e8cca444,0 0 45px #d4bd711a}.title-art svg{width:62px;height:62px;transform:rotate(-45deg)}.title-art span:nth-child(2) svg{width:76px;height:76px}.title-art i{display:flex}
.choice{position:relative;overflow:hidden;border-radius:8px;background:radial-gradient(circle at 50% 0,#8c89672b,transparent 60%),linear-gradient(145deg,#30444b,#182d37);border-color:#c3b08066;box-shadow:inset 0 0 0 4px #d5c89508,0 8px 20px #0002;transition:transform .2s,border-color .2s}.choice:hover:not(:disabled){transform:translateY(-4px);border-color:#ead49b;background:#31474d}.choice:after{content:'';position:absolute;inset:8px;border-top:1px solid #d7cba526;pointer-events:none}.choice .choice-icon{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:#0b223077;border:1px solid #d8cc9955;box-shadow:0 0 25px #e6ce8511;margin-bottom:22px}.choice-icon svg{width:44px;height:44px}.choice b{color:#f0e5c8;font-size:15px;letter-spacing:1px}.choice small{color:#d8d3ab}.choice p{color:#c2cfca}.result-stats{border-color:#c1b37c44}.result-stats strong{font-family:Georgia,serif;font-size:32px}.guide-steps section,.codex div{border:1px solid #6f858044;background:#152b3666}.codex div{display:flex;align-items:center;gap:8px}.codex svg{width:40px;height:40px;flex-shrink:0}.save-note{color:#a2b4b4}
@media(max-width:1000px){.tower-card .price{right:7px;font-size:9px}.modal{padding:28px}.hud strong{font-size:25px}}
@media(max-width:740px){header{height:70px}.brand{font-size:17px;letter-spacing:2px}.brand small{letter-spacing:2px}h1{font-size:18px;letter-spacing:1px}.topline{margin-bottom:17px}.hud{padding:12px}.hud strong{font-size:24px}.hud small{font-size:9px;letter-spacing:0}.tower-card{min-height:102px;padding:9px}.tower-card .glyph{height:44px;width:45px}.tower-card .price{top:14px;right:8px}.tower-card b{font-size:12px}.arena-caption{bottom:19px;font-size:6px}.modal{padding:24px 20px}.modal h2{font-size:25px}.title-art{height:105px;gap:26px;margin-bottom:15px}.title-art span{width:58px;height:58px}.title-art span:nth-child(2){width:72px;height:72px}.title-art svg{width:49px;height:49px}.title-art span:nth-child(2) svg{width:59px;height:59px}.choice .choice-icon{float:left;width:48px;height:48px;margin:3px 14px 8px 0}.choice-icon svg{width:38px;height:38px}.choice{padding:20px 16px;min-height:117px}.result-stats{gap:20px}.result-stats strong{font-size:27px}.choice:hover:not(:disabled){transform:none}.panel{padding:17px}.selection-actions button{min-height:44px}}
.iconbtn svg,.zoom-toggle svg{width:25px;height:25px;vertical-align:middle}.hud small{display:flex;align-items:center;gap:6px}.hud-icon{width:20px;height:20px;flex-shrink:0}.title-art i svg{transform:none}@media(max-width:740px){.hud-icon{width:16px;height:16px}.hud small{gap:3px}.hud strong{margin-top:3px}}

/* Stable combat workspace: compact instruments retain the Observatory artwork. */
html{scrollbar-gutter:stable;scroll-behavior:auto}
#app,.game-layout,.selection,.tower-picker,.relics{overflow-anchor:none}
body.modal-open{overflow:hidden}
.modal{overscroll-behavior:contain;scrollbar-gutter:stable}
.modal:focus{outline:none}
button{touch-action:manipulation}
.tower-card.unaffordable .price{color:#e29e92}
.selection{position:relative;min-height:165px}
.selection-sub{display:block;line-height:1.55;padding-top:3px}
.selection-note{font-size:10px;line-height:1.7;color:var(--muted);margin-top:10px}
.upgrade-preview{font-size:10px;line-height:1.65;margin-top:5px;color:#bedbd1;min-height:17px}
.network-info.unpowered{color:#dfa795}
.selection-actions{margin-top:9px}
.onboarding{margin:10px 0 12px;padding-bottom:10px;border-bottom:1px solid #829b792c}
.opening-steps{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:6px 8px;margin:0;padding:0;font-size:10px;color:#a9bcba}
.opening-steps li{display:flex;align-items:center;gap:6px;white-space:nowrap}
.opening-steps i{display:inline-grid;place-items:center;width:17px;height:17px;flex-shrink:0;border:1px solid #6c867a77;border-radius:50%;font-style:normal;font-size:10px}
.opening-steps .current{color:#f2dcaa}.opening-steps .current i{border-color:#efd29a;background:#9b824422}
.opening-steps .complete{color:#a5d7be}.opening-steps .complete i{background:#88b89b20;color:#b0e6bf}
#openingTip{font-size:10px;color:#b5c9c0;line-height:1.55;margin:7px 0}
.opening-action{width:100%;min-height:32px;font-size:11px;padding:5px 8px;border-color:#bda87788;color:#e6d8b5}
#combatNote{min-height:64px;font-size:11px;line-height:1.8;margin:10px 0 12px}
.choice-guard{font-size:11px;color:#d8cfad;min-height:19px;margin:15px 0 0}
.difficulty-note{font-size:11px;line-height:1.8;color:#d6cfb0;min-height:40px;margin:12px 0 0}
.planning .status{border-color:#e1c98b;color:#f0d89e}
.planning #pause{border-color:#e1c98b;background:#806b3538}
@media(min-width:741px){
 header{height:56px;padding:0 24px}
 .brand{font-size:18px;letter-spacing:3px}.brandmark{font-size:32px}.brand small{font-size:7px;letter-spacing:2.8px}
 .edition{font-size:8px;margin-right:12px}.header-right{gap:7px}.iconbtn{width:38px;min-height:38px}
 main{padding:12px 24px 8px}
 .topline{margin-bottom:10px}.topline .eyebrow{font-size:8px}.topline h1{font-size:20px;letter-spacing:2px;margin:3px 0 0}
 .status{padding:6px 12px;font-size:11px}
 .game-layout{grid-template-columns:minmax(0,1fr) 282px;gap:16px;align-items:start}
 .hud{padding:10px 16px;gap:12px}.hud>div{padding-right:10px}.hud small{font-size:9px;letter-spacing:.3px;gap:4px}.hud-icon{width:15px;height:15px}.hud strong{font-size:25px;line-height:1.1;margin-top:4px}.hud em{font-size:11px}.healthtrack{height:3px;margin-top:5px}
 .map-viewport{display:flex;justify-content:center;align-items:center;overflow:hidden;min-height:0;background:#10212c}
 .map-viewport canvas{width:min(100%,calc((100dvh - 300px) * 1.444444));height:auto;max-height:none;max-width:100%;flex:none}
 .canvas-wrap{max-height:none;box-shadow:0 12px 24px #03090d33}
 .arena-caption{left:12px;right:12px;bottom:7px;font-size:7px}
 .battlebar{padding:10px 13px;min-height:64px;flex-wrap:nowrap;gap:8px}.battlebar>div:first-child{min-width:0;flex:1}.battlebar #waveName{font-size:12px}.battlebar small{font-size:9px;line-height:1.45;margin-top:4px}.battle-actions{gap:6px}.battle-actions button{min-height:40px;font-size:11px;padding:8px 10px}#launch{min-width:122px}.battle-actions #speed{width:42px;flex:none}
 .legend{margin:8px 2px;gap:14px;font-size:9px}
 .panel{padding:12px}.section-title h2{font-size:13px;letter-spacing:1px}.section-title>span{font-size:8px}
 .tower-picker{gap:6px}.tower-card{min-height:65px;padding:7px 6px}.tower-card .glyph{float:left;display:block;width:36px;height:36px;margin:1px 5px 4px 0}.tower-card .glyph svg{width:36px;height:36px}.tower-card b{display:block;font-size:11px;letter-spacing:0;padding-top:1px}.tower-card .price{position:static;display:block;font-size:10px;margin-top:3px}.tower-card small{clear:both;font-size:9px;margin-top:1px}
 .onboarding{margin:9px 0 10px;padding-bottom:9px}.opening-steps{gap:5px 8px}.opening-action{min-height:30px}#openingTip{margin:6px 0;font-size:10px}
 .selection{height:172px;min-height:172px;margin-top:10px;padding-top:10px;font-size:11px;overflow:visible}.selection small{font-size:9px}.selection-actions{margin-top:8px}.selection-actions button{min-height:35px;padding:5px 8px;font-size:10px}.network-info{font-size:9px;padding-top:5px;line-height:1.6}.upgrade-preview{font-size:9px;line-height:1.6}
 .relic-panel{margin-top:8px;padding:10px 12px}.relics{margin-top:7px;max-height:52px;overflow:auto;scrollbar-width:thin}.relics .muted{font-size:10px;line-height:1.6}.relic-chip{min-height:28px;font-size:9px;padding:4px 7px}
 .guide-link{margin-top:5px;min-height:31px;padding:6px 3px;font-size:11px}
 footer{margin:8px 0 0;font-size:9px;line-height:14px}
 .modal{max-height:calc(100dvh - 32px)}
}
@media(min-width:741px) and (max-width:1000px){
 main{padding-left:16px;padding-right:16px}.game-layout{grid-template-columns:minmax(0,1fr) 248px;gap:12px}.tower-card .glyph{width:31px;height:31px;margin-right:4px}.tower-card .glyph svg{width:31px;height:31px}.tower-card b{font-size:10px}.tower-card .price{font-size:9px}.opening-steps{font-size:9px}.battlebar{flex-wrap:wrap}.battlebar>div:first-child{min-width:100%;}.battle-actions{margin-left:auto}.map-viewport canvas{width:min(100%,calc((100dvh - 330px) * 1.444444))}
}
@media(max-width:740px){
 .opening-steps{grid-template-columns:repeat(4,1fr);gap:5px;font-size:10px}.opening-steps li{gap:4px}.opening-action{min-height:44px}.onboarding{margin-top:12px}#openingTip{font-size:11px;line-height:1.7}
 .selection{min-height:115px}.selection-note{font-size:11px}.selection-sub{font-size:11px!important}.upgrade-preview{font-size:10px;line-height:1.6;margin-top:5px}
 body.has-selection{padding-bottom:240px}body.has-selection .selection{padding-bottom:13px;padding-top:12px}body.has-selection .selection .network-info{font-size:10px;line-height:1.6}.selection-actions button{min-height:44px}
 #combatNote{min-height:0;margin:10px 0 14px}.difficulty-note{font-size:11px;min-height:58px}.choice-guard{font-size:10px}.modal-actions button{min-height:44px}
 .tower-card{min-height:91px}.tower-card .glyph{height:35px}.tower-card .glyph svg{width:38px;height:38px}.tower-card small{margin-top:4px}
}
@media(max-width:370px){.opening-steps{font-size:9px}.opening-steps i{width:15px;height:15px}.opening-steps li{gap:3px}}
@media(min-width:741px){
 .map-viewport canvas{width:min(100%,calc((100dvh - 320px) * 1.444444))}
 .tower-picker{grid-template-columns:repeat(3,minmax(0,1fr))}
 .tower-card{min-height:65px;padding:6px}.tower-card .glyph{float:none;width:32px;height:32px;margin:0 0 3px}.tower-card .glyph svg{width:32px;height:32px}.tower-card b{font-size:10px;line-height:14px;padding:0;white-space:nowrap}.tower-card .price{position:absolute;top:12px;right:5px;font-size:9px;margin:0}.tower-card small{display:none}
 .opening-steps{grid-template-columns:repeat(4,minmax(0,1fr));gap:3px;font-size:9px}.opening-steps li{gap:3px}.opening-steps i{width:14px;height:14px;font-size:9px}
 #openingTip{display:none}.opening-action{margin-top:7px}
 .selection{height:152px;min-height:152px}.relics{max-height:32px}
}
html,body{overflow-anchor:none}
@media(min-width:741px){
 /* Reserve the final HUD/footer pixels too, so browser click-to-focus has no
    document overflow to scroll into at typical 747–757px desktop heights. */
 .map-viewport canvas{width:min(100%,calc((100dvh - 344px) * 1.444444))}
}
/* Beyond dawn: preserve the compact battlefield and the original brass instruments. */
.endless-run #wave em{color:#74ded0}.endless-run .status{border-color:#74ded066;color:#b6f0df;background:#23453e66}.endless-run .battlebar{border-color:#74ded04a}.endless-run #waveName{color:#b6f0df}.endless-run #combatNote{color:#b9cdbb}.endless-brief{padding:18px 20px;border:1px solid #d4ad6b44;border-radius:12px;background:linear-gradient(120deg,#23423c66,#172b3466)}.endless-brief>b{font-size:14px;color:#ead8ad}.endless-brief p{font-size:12px;line-height:1.8;color:#bfcac2;margin:6px 0 16px}.mutator-preview{padding:12px 14px;border-left:2px solid #74ded0;background:#74ded009}.mutator-preview span{display:block;color:#b6f0df;font-size:13px}.mutator-preview small{display:block;margin-top:5px;line-height:1.7;color:#c0cbc2}.endless-record{padding:12px 16px;border:1px solid #74ded044;border-radius:8px;color:#b6f0df;font-size:12px;line-height:1.7}.endless-guide{grid-column:1/-1}
@media(min-width:741px){.endless-run .battlebar #hint{max-width:100%;font-size:9px;line-height:1.4}.endless-run .selection>b{font-size:10px}.endless-run .selection .upgrade-preview{font-size:9px}}
@media(max-width:740px){.endless-brief{padding:14px}.endless-run .battlebar #hint{font-size:10px;line-height:1.6}.endless-run .selection>b{font-size:12px}}

.endless-run .status,.endless-run #waveName,.endless-run #combatNote{overflow-wrap:anywhere}.result-stats>div{min-width:0;flex:1}.result-stats strong{overflow-wrap:anywhere}.endless-run .selection>b{overflow-wrap:anywhere}
@media(max-width:740px){.endless-run .status{max-width:42%}.endless-run .topline{gap:8px}.endless-run .result-stats{gap:12px}.endless-run #wave,.endless-run #gold{font-size:19px}.endless-run .hud>div{min-width:0}.endless-run .hud strong{overflow-wrap:anywhere}}

.endless-overtime #hint{color:#ffbc96}.endless-overtime .battlebar{border-color:#d79868aa}.endless-run #combatNote{white-space:pre-line}