:root{
  --body-background:radial-gradient(circle at 18% 4%,#5a2d1b 0,transparent 33%),linear-gradient(145deg,#100805,#281108 55%,#110806);
  --ambient-pattern:repeating-linear-gradient(3deg,transparent 0 16px,rgba(255,220,174,.025) 17px 18px),repeating-radial-gradient(ellipse at 20% 40%,transparent 0 50px,rgba(0,0,0,.12) 52px 54px);
  --panel-surface:linear-gradient(145deg,#e5be8d,#bd7e48 55%,#a96836);--panel-line:rgba(255,230,188,.52);--panel-shadow:inset 0 1px rgba(255,255,255,.5),inset 0 -8px 18px rgba(68,26,8,.17),0 24px 55px rgba(0,0,0,.38);
  --button-primary:linear-gradient(180deg,#efc56b,#bd7a25);--button-ink:#211007;--modal-bg:linear-gradient(145deg,#e7c698,#b97843);--board-surface:linear-gradient(145deg,#d9a671,#ad6938);--board-well:#4b2617;--board-line:rgba(77,37,19,.32);--token-ink:#fff;--token-glow:rgba(0,0,0,.28)
}
html[data-theme="walnut"]{--bg:#150a07;--bg-2:#3a1b10;--surface:#522c1d;--surface-2:#75472c;--panel:#cc9965;--panel-2:#edcfaa;--text:#fff5df;--muted:#dac3a3;--ink:#27130b;--ink-muted:#6d4b34;--accent:#dda94f;--line:rgba(255,239,211,.2);--form-bg:#f0d8b8;--form-ink:#2b160d;--form-label:#704d35}
html[data-theme="forest"]{color-scheme:light;--bg:#082a20;--bg-2:#164d36;--surface:#1d5a40;--surface-2:#367155;--panel:#e7e8d7;--panel-2:#f6f1df;--text:#fbf6e8;--muted:#c6d9cb;--ink:#102d22;--ink-muted:#597064;--accent:#d6aa41;--line:rgba(241,246,228,.24);--body-background:radial-gradient(ellipse at 18% 100%,#245d3d 0,transparent 37%),radial-gradient(ellipse at 92% 4%,#3f7652 0,transparent 30%),linear-gradient(150deg,#061d18,#0f3e2d 55%,#09271f);--ambient-pattern:radial-gradient(ellipse at 1% 28%,rgba(144,190,126,.27) 0 2%,transparent 2.4%),radial-gradient(ellipse at 99% 72%,rgba(166,202,128,.22) 0 2.5%,transparent 3%),repeating-linear-gradient(72deg,transparent 0 55px,rgba(221,232,197,.025) 57px 58px);--panel-surface:linear-gradient(145deg,#faf5e6,#d7e2d4);--panel-line:rgba(23,76,52,.24);--panel-shadow:inset 0 1px #fff,0 24px 60px rgba(3,23,16,.34);--button-primary:linear-gradient(180deg,#e8c45e,#b98b25);--button-ink:#10271e;--modal-bg:linear-gradient(145deg,#faf5e8,#d7e5d8);--board-surface:linear-gradient(145deg,#f8f3e6,#d4e2d4);--board-well:#164c37;--board-line:rgba(18,78,52,.28);--form-bg:#fbf8ed;--form-ink:#102d22;--form-label:#526c60;--token-glow:rgba(8,43,30,.25)}
html[data-theme="marble"]{color-scheme:light;--bg:#17191c;--bg-2:#373a3d;--surface:#34373b;--surface-2:#555a5d;--panel:#f2efe7;--panel-2:#fff;--text:#fbfaf7;--muted:#cfd3d4;--ink:#202328;--ink-muted:#687077;--accent:#b99a61;--line:rgba(255,255,255,.2);--body-background:radial-gradient(circle at 78% -10%,rgba(255,255,255,.15),transparent 32%),linear-gradient(135deg,#111315,#34373a 52%,#151719);--ambient-pattern:linear-gradient(118deg,transparent 0 24%,rgba(255,255,255,.025) 25%,transparent 27% 62%,rgba(255,255,255,.035) 63%,transparent 66%),repeating-linear-gradient(27deg,transparent 0 92px,rgba(0,0,0,.07) 94px 96px);--panel-surface:linear-gradient(145deg,rgba(255,255,255,.97),rgba(222,225,224,.94));--panel-line:rgba(255,255,255,.72);--panel-shadow:inset 0 1px #fff,inset 0 -1px rgba(73,78,82,.18),0 28px 65px rgba(0,0,0,.35);--button-primary:linear-gradient(180deg,#e1ca96,#a98951);--button-ink:#24262a;--modal-bg:linear-gradient(145deg,rgba(255,255,255,.98),rgba(218,222,222,.95));--board-surface:linear-gradient(135deg,#fcfbf7,#dfe3e3);--board-well:#31353a;--board-line:rgba(49,55,59,.22);--form-bg:#fff;--form-ink:#202328;--form-label:#636a70;--token-glow:rgba(0,0,0,.22)}
html[data-theme="arcade"]{--bg:#03051d;--bg-2:#11174a;--surface:#11184b;--surface-2:#1b2360;--panel:#151b4b;--panel-2:#242b68;--text:#f8f7ff;--muted:#b9c0eb;--ink:#f8f7ff;--ink-muted:#b5bee6;--accent:#ae5cff;--line:rgba(132,212,255,.25);--body-background:radial-gradient(circle at 14% 8%,rgba(0,226,255,.26),transparent 27%),radial-gradient(circle at 88% 84%,rgba(241,54,255,.21),transparent 31%),linear-gradient(145deg,#020319,#0d1140 60%,#07052a);--ambient-pattern:linear-gradient(rgba(51,223,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(51,223,255,.045) 1px,transparent 1px),repeating-radial-gradient(circle at 50% 120%,transparent 0 70px,rgba(199,79,255,.08) 72px 74px);--ambient-opacity:.75;--panel-surface:linear-gradient(145deg,rgba(29,38,103,.93),rgba(12,17,62,.95));--panel-line:rgba(70,224,255,.42);--panel-shadow:inset 0 1px rgba(255,255,255,.16),0 0 34px rgba(23,211,255,.14),0 25px 70px rgba(0,0,0,.54);--button-primary:linear-gradient(135deg,#30d9ff,#a84fff 52%,#ff5da2);--button-ink:#fff;--modal-bg:linear-gradient(145deg,#1a2264,#090d37);--board-surface:linear-gradient(145deg,#17215d,#090e36);--board-well:#050821;--board-line:rgba(80,221,255,.32);--form-bg:#0a103c;--form-ink:#fff;--form-label:#b9c0eb;--token-glow:rgba(52,222,255,.28)}
html[data-theme="sunstone"]{--bg:#25140c;--bg-2:#5d341a;--surface:#64411f;--surface-2:#8c602e;--panel:#d9b77a;--panel-2:#ecd49f;--text:#fff1d3;--muted:#e2c89e;--ink:#39210f;--ink-muted:#725533;--accent:#24aaa6;--line:rgba(255,225,166,.22);--body-background:radial-gradient(circle at 84% 12%,rgba(235,179,73,.28),transparent 27%),linear-gradient(150deg,#211108,#593018 58%,#271307);--ambient-pattern:radial-gradient(circle at 87% 14%,transparent 0 48px,rgba(236,183,72,.14) 49px 51px,transparent 52px 77px,rgba(236,183,72,.09) 79px 81px,transparent 82px),repeating-linear-gradient(94deg,transparent 0 84px,rgba(255,229,174,.026) 85px 87px);--panel-surface:linear-gradient(145deg,#eed59c,#c89855 60%,#b37b3d);--panel-line:rgba(255,229,174,.48);--panel-shadow:inset 0 1px rgba(255,255,255,.5),inset 0 -8px 18px rgba(71,33,8,.17),0 25px 60px rgba(0,0,0,.39);--button-primary:linear-gradient(180deg,#37c5bd,#17847f);--button-ink:#fff;--modal-bg:linear-gradient(145deg,#ead19a,#bd8748);--board-surface:linear-gradient(145deg,#e6c88d,#bd8446);--board-well:#5a3519;--board-line:rgba(83,49,19,.3);--form-bg:#f2dcae;--form-ink:#39210f;--form-label:#725533;--token-glow:rgba(0,0,0,.25)}
html[data-theme="arcade"] body::before{background-size:42px 42px,42px 42px,auto}.panel,.account-panel,.board-panel,.token-panel,.verify-card,.token-studio,.theme-choice{backdrop-filter:blur(12px)}
html[data-theme="walnut"] .panel,html[data-theme="walnut"] .account-panel,html[data-theme="walnut"] .board-panel,html[data-theme="walnut"] .token-panel{background-image:repeating-linear-gradient(4deg,transparent 0 16px,rgba(78,34,14,.045) 17px 19px),var(--panel-surface)}
html[data-theme="forest"] .site-header,html[data-theme="forest"] .dash-header,html[data-theme="forest"] .game-header{box-shadow:0 8px 25px rgba(3,28,18,.22)}
html[data-theme="marble"] .panel,html[data-theme="marble"] .account-panel,html[data-theme="marble"] .board-panel,html[data-theme="marble"] .token-panel{box-shadow:inset 0 1px rgba(255,255,255,.9),0 28px 65px rgba(0,0,0,.38)}
html[data-theme="arcade"] .button-primary{border-color:#55def3;box-shadow:inset 0 1px rgba(255,255,255,.4),0 0 18px rgba(86,215,255,.25),0 10px 25px rgba(138,73,255,.24)}
html[data-theme="arcade"] .panel,html[data-theme="arcade"] .account-panel,html[data-theme="arcade"] .board-panel,html[data-theme="arcade"] .token-panel{color:var(--text)}
html[data-theme="sunstone"] .panel,html[data-theme="sunstone"] .account-panel,html[data-theme="sunstone"] .board-panel,html[data-theme="sunstone"] .token-panel{background-image:radial-gradient(circle at 88% 12%,rgba(45,168,161,.14),transparent 20%),var(--panel-surface)}

/* v4.1 material worlds */
.world-decor{position:fixed;z-index:-1;inset:0;overflow:hidden;pointer-events:none}.world-decor i{position:absolute;width:5px;height:5px;border-radius:50%;opacity:0}.world-decor span{position:absolute;inset:0}body{isolation:isolate}
html[data-theme="walnut"] body{background-color:#140906;background-image:linear-gradient(90deg,rgba(8,3,2,.78),transparent 18% 82%,rgba(8,3,2,.58)),url("../svg/walnut-grain.svg"),radial-gradient(circle at 68% -10%,#87522f 0,transparent 37%),linear-gradient(145deg,#120704,#3f2012 56%,#150906)}
html[data-theme="walnut"] .world-decor span:first-of-type{background:linear-gradient(112deg,transparent 0 34%,rgba(255,211,145,.09) 45%,transparent 58%);animation:walnut-light 12s ease-in-out infinite}
html[data-theme="walnut"] .world-decor i{background:#f2c98b;box-shadow:0 0 8px #d8a965;animation:walnut-dust 9s linear infinite}.world-decor i:nth-child(1){left:14%;top:72%;animation-delay:-1s}.world-decor i:nth-child(2){left:31%;top:42%;animation-delay:-5s}.world-decor i:nth-child(3){left:58%;top:83%;animation-delay:-2s}.world-decor i:nth-child(4){left:77%;top:50%;animation-delay:-7s}.world-decor i:nth-child(5){left:91%;top:76%;animation-delay:-4s}
html[data-theme="forest"] body{background-color:#e4eadb;background-image:url("../svg/forest-corners.svg"),radial-gradient(ellipse at 77% 0,rgba(255,252,213,.85),transparent 29%),linear-gradient(112deg,#d6e2cf,#f7f1df 48%,#dce6d4)}
html[data-theme="forest"] .world-decor span:first-of-type{background:url("../svg/forest-corners.svg") center/cover no-repeat;filter:drop-shadow(0 18px 15px rgba(6,45,29,.22));animation:canopy-breathe 11s ease-in-out infinite alternate}.world-decor i:nth-child(n){left:calc(8% * var(--particle, 1))}
html[data-theme="forest"] .world-decor i{width:6px;height:6px;background:#d8bd62;box-shadow:0 0 9px #e5ca6e;animation:forest-pollen 10s linear infinite}.world-decor i:nth-child(1){left:14%;top:84%;animation-delay:-2s}.world-decor i:nth-child(2){left:29%;top:72%;animation-delay:-7s}.world-decor i:nth-child(3){left:46%;top:91%;animation-delay:-3s}.world-decor i:nth-child(4){left:66%;top:80%;animation-delay:-9s}.world-decor i:nth-child(5){left:86%;top:88%;animation-delay:-5s}
html[data-theme="marble"] body{background-color:#ebecea;background-image:url("../svg/marble-veins.svg"),radial-gradient(circle at 80% -12%,#fff 0,transparent 31%),linear-gradient(125deg,#cfd3d3,#f7f7f4 45%,#d8dcdd)}
html[data-theme="marble"] .world-decor span:first-of-type{background:linear-gradient(112deg,transparent 20%,rgba(255,255,255,.62) 39%,transparent 49%);transform:translateX(-70%);animation:glass-reflection 10s ease-in-out infinite}
html[data-theme="arcade"] body{background-color:#03051d;background-image:url("../svg/arcade-ribbons.svg"),radial-gradient(circle at 12% 5%,rgba(0,222,255,.24),transparent 28%),radial-gradient(circle at 88% 93%,rgba(255,62,178,.23),transparent 33%),linear-gradient(145deg,#020319,#101346 60%,#07052a);background-size:cover,auto,auto,auto}
html[data-theme="arcade"] .world-decor span:first-of-type{background:url("../svg/arcade-ribbons.svg") center/cover no-repeat;filter:blur(8px) saturate(1.3);opacity:.68;animation:arcade-flow 9s ease-in-out infinite alternate}.world-decor span:last-of-type{background:linear-gradient(rgba(51,223,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(51,223,255,.035) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(transparent,#000 35%)}
html[data-theme="sunstone"] body{background-color:#d9bd82;background-image:url("../svg/sunstone-emblem.svg"),radial-gradient(circle at 84% 7%,rgba(255,226,133,.78),transparent 27%),linear-gradient(135deg,#b07b3c,#ead39a 46%,#c08d4d);background-size:800px 800px,auto,auto;background-position:92% 10%,center,center;background-repeat:no-repeat}
html[data-theme="sunstone"] .world-decor span:first-of-type{left:auto;right:-10%;top:-15%;width:58vw;height:58vw;background:url("../svg/sunstone-emblem.svg") center/contain no-repeat;animation:sunstone-turn 55s linear infinite}
html[data-theme="sunstone"] .world-decor i{width:4px;height:4px;background:#ffe1a0;box-shadow:0 0 8px #fff0bd;animation:walnut-dust 11s linear infinite}.world-decor i:nth-child(1){left:20%;top:86%;animation-delay:-4s}.world-decor i:nth-child(2){left:43%;top:75%;animation-delay:-9s}.world-decor i:nth-child(3){left:72%;top:89%;animation-delay:-2s}.world-decor i:nth-child(4){left:87%;top:65%;animation-delay:-7s}

html[data-theme="walnut"] .dash-main,html[data-theme="walnut"] .game-shell{--world-highlight:rgba(255,221,164,.09)}html[data-theme="forest"] .dash-main,html[data-theme="forest"] .game-shell{--world-highlight:rgba(31,102,66,.07)}html[data-theme="marble"] .dash-main,html[data-theme="marble"] .game-shell{--world-highlight:rgba(55,65,69,.06)}html[data-theme="arcade"] .dash-main,html[data-theme="arcade"] .game-shell{--world-highlight:rgba(53,225,255,.08)}html[data-theme="sunstone"] .dash-main,html[data-theme="sunstone"] .game-shell{--world-highlight:rgba(38,166,160,.09)}
html[data-theme="walnut"] .sidebar,html[data-theme="walnut"] .dash-header,html[data-theme="walnut"] .game-header{background-color:rgba(25,10,6,.92);background-image:url("../svg/walnut-grain.svg"),linear-gradient(145deg,#150805,#3c1e11)}
html[data-theme="forest"] .sidebar,html[data-theme="forest"] .dash-header,html[data-theme="forest"] .game-header{background:linear-gradient(150deg,rgba(5,34,25,.96),rgba(16,77,53,.94));color:#f8f4e7}
html[data-theme="marble"] .sidebar,html[data-theme="marble"] .dash-header,html[data-theme="marble"] .game-header{background-color:rgba(19,22,25,.96);background-image:url("../svg/marble-veins.svg"),linear-gradient(145deg,#111315,#3b3e41);color:#fff}
html[data-theme="arcade"] .sidebar,html[data-theme="arcade"] .dash-header,html[data-theme="arcade"] .game-header{background:linear-gradient(145deg,rgba(2,4,26,.97),rgba(14,19,64,.94));box-shadow:inset -1px 0 rgba(56,226,255,.2),0 0 34px rgba(55,215,255,.08)}
html[data-theme="sunstone"] .sidebar,html[data-theme="sunstone"] .dash-header,html[data-theme="sunstone"] .game-header{background-color:rgba(37,20,12,.96);background-image:url("../svg/sunstone-emblem.svg"),linear-gradient(145deg,#1d0f09,#5b371c);background-size:390px,auto;background-position:center 110%;color:#fff1d3}

html[data-theme="walnut"] .board-panel,html[data-theme="walnut"] .token-panel{border:8px solid #3d1d11;box-shadow:inset 0 0 0 2px #9e6639,0 25px 65px rgba(15,5,2,.52)}
html[data-theme="forest"] .board-panel,html[data-theme="forest"] .token-panel{border-color:#2b6147;box-shadow:inset 0 0 0 1px rgba(255,255,255,.65),0 25px 60px rgba(7,48,31,.27)}
html[data-theme="marble"] .board-panel,html[data-theme="marble"] .token-panel{border:1px solid rgba(255,255,255,.85);box-shadow:inset 0 0 0 1px rgba(46,53,57,.1),0 28px 70px rgba(27,32,35,.32)}
html[data-theme="arcade"] .board-panel,html[data-theme="arcade"] .token-panel{border-color:rgba(55,223,255,.46);box-shadow:inset 0 0 26px rgba(24,220,255,.05),0 0 24px rgba(89,58,255,.17),0 28px 70px rgba(0,0,0,.54)}
html[data-theme="sunstone"] .board-panel,html[data-theme="sunstone"] .token-panel{border:7px solid #5a371e;box-shadow:inset 0 0 0 2px #c08b49,0 28px 65px rgba(61,31,9,.4)}

@keyframes walnut-light{50%{transform:translateX(8%);opacity:.62}}@keyframes walnut-dust{0%{opacity:0;transform:translateY(10vh)}20%{opacity:.65}100%{opacity:0;transform:translate(25px,-90vh)}}@keyframes canopy-breathe{to{transform:scale(1.025) translateY(5px);filter:drop-shadow(0 25px 18px rgba(6,45,29,.3))}}@keyframes forest-pollen{0%{opacity:0;transform:translateY(5vh)}20%{opacity:.7}100%{opacity:0;transform:translate(35px,-86vh)}}@keyframes glass-reflection{50%,100%{transform:translateX(120%)}}@keyframes arcade-flow{to{transform:translate3d(2%,-2%,0) scale(1.04);filter:blur(5px) saturate(1.55)}}@keyframes sunstone-turn{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.world-decor *{animation:none!important}}
html[data-theme="forest"] .dash-main,html[data-theme="forest"] .game-shell,html[data-theme="forest"] .themes-shell{--text:#123b2c;--muted:#587064;color:#123b2c}html[data-theme="marble"] .dash-main,html[data-theme="marble"] .game-shell,html[data-theme="marble"] .themes-shell{--text:#20262a;--muted:#687278;color:#20262a}html[data-theme="sunstone"] .dash-main,html[data-theme="sunstone"] .game-shell,html[data-theme="sunstone"] .themes-shell{--text:#3a2111;--muted:#765638;color:#3a2111}html[data-theme="forest"] .welcome .theme-chip,html[data-theme="sunstone"] .welcome .theme-chip{color:rgba(255,255,255,.76)}

/* v4.2 reference-driven environment artwork */
html[data-theme="walnut"] body:not(.game-page){background-image:linear-gradient(90deg,rgba(10,3,1,.66),rgba(25,10,5,.14),rgba(10,3,1,.62)),url("../art/walnut-world.webp");background-size:cover;background-position:center}html[data-theme="forest"] body:not(.game-page){background-image:linear-gradient(rgba(237,243,217,.28),rgba(218,231,203,.5)),url("../art/forest-world.webp");background-size:cover;background-position:center}html[data-theme="marble"] body:not(.game-page){background-image:linear-gradient(rgba(245,246,243,.22),rgba(212,218,218,.42)),url("../art/marble-world.webp");background-size:cover;background-position:center}html[data-theme="arcade"] body:not(.game-page){background-image:linear-gradient(rgba(2,3,22,.3),rgba(2,3,22,.45)),url("../art/arcade-world.webp");background-size:cover;background-position:center}html[data-theme="sunstone"] body:not(.game-page){background-image:linear-gradient(rgba(225,195,132,.22),rgba(184,126,60,.35)),url("../art/sunstone-world.webp");background-size:cover;background-position:center}