/* Shared surfaces keep controls, menus, and tables consistent in both themes. */
:root {
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:15px;line-height:1.5;color-scheme:light;
  --page:#f6f7f8;--surface:#ffffff;--text:#20262d;--line:#d9dfe4;
  --line-soft:#e7ebee;--control-border:#b1bdc7;--muted:#5b6670;
  --accent:#1761aa;--accent-text:#ffffff;--hover:#edf3f9;
  --subtle:#f1f5f9;--toggle:#edf0f3;--table-head:#f3f5f7;
  --disabled-bg:#f7f8f9;--disabled-text:#929ca5;--placeholder:#75818b;
  --error:#a4201a;--notice:#70531c;--goal-short:#8a4224;
  --shadow:0 8px 22px #172b4320;--dialog-shadow:0 16px 50px #172b4330;
  --backdrop:#18222f66;
  color:var(--text);background:var(--page);
}
:root[data-theme=dark] {
  color-scheme:dark;
  --page:#14181d;--surface:#1b2128;--text:#e6ebf0;--line:#37424e;
  --line-soft:#303a45;--control-border:#526170;--muted:#a4b1bf;
  --accent:#8dbfff;--accent-text:#10263e;--hover:#283746;
  --subtle:#252f3b;--toggle:#131a22;--table-head:#25303b;
  --disabled-bg:#20272f;--disabled-text:#727f8c;--placeholder:#94a3b1;
  --error:#ff9f98;--notice:#e3c382;--goal-short:#f2b08d;
  --shadow:0 8px 22px #0005;--dialog-shadow:0 16px 50px #0008;
  --backdrop:#070b10a6;
}
*{box-sizing:border-box}
body{margin:0}
button,input{font:inherit;color:inherit}
button{cursor:pointer;-webkit-tap-highlight-color:transparent}
button:disabled{color:var(--disabled-text);cursor:default}
button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.calculator{width:calc(100% - 48px);max-width:1120px;margin:28px auto;padding:26px 30px 20px;background:var(--surface);border:1px solid var(--line);border-radius:8px}
header{margin-bottom:22px}
h1{font-size:23px;line-height:1.3;letter-spacing:-.4px;margin:0;font-weight:650}
h2{font-size:15px;font-weight:600;margin:0}
.mode-tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:23px;gap:24px}
.mode-tabs button{border:0;border-bottom:3px solid transparent;background:none;color:var(--muted);padding:0 0 12px;min-height:44px;font-size:14px;font-weight:550}
.mode-tabs button[aria-selected=true]{color:var(--accent);border-bottom-color:var(--accent)}
.field-label,label{display:block;font-size:13px;font-weight:550;margin-bottom:6px}
.chevron{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6;flex-shrink:0}
.rarity-field{position:relative;margin-bottom:18px}
.rarity-trigger{width:100%;height:48px;display:flex;gap:12px;align-items:center;text-align:left;border:1px solid var(--rarity-border,#abc7b3);border-radius:5px;padding:0 14px;background:var(--rarity-bg,#eef8f0);color:var(--text);font-weight:550}
.rarity-trigger .chevron{margin-left:auto}
.rarity-swatch{display:inline-block;flex-shrink:0;width:15px;height:15px;border-radius:4px;background:var(--rarity-color,#34834b);border:1px solid var(--swatch-border,transparent)}
[data-rarity=common]{--rarity-color:#8c949d;--rarity-bg:#f4f5f6;--rarity-border:#bfc5cc}
[data-rarity=rare]{--rarity-color:#338cdb;--rarity-bg:#edf6ff;--rarity-border:#94bfe5}
[data-rarity=epic]{--rarity-color:#ebbe29;--rarity-bg:#fff9e5;--rarity-border:#d4bb60}
[data-rarity=legendary]{--rarity-color:#dd4c4d;--rarity-bg:#fff0f0;--rarity-border:#e4a1a2}
[data-rarity=unique]{--rarity-color:#34834b;--rarity-bg:#eef8f0;--rarity-border:#9fbea8}
[data-rarity=apex]{--rarity-color:#292b2b;--rarity-bg:#f8f4e9;--rarity-border:#b69a4d;--swatch-border:#b8973d}
[data-rarity=omega]{--rarity-color:linear-gradient(135deg,#e4ebef,#9baebc 50%,#e9e1ed);--rarity-bg:#f0f3f7;--rarity-border:#a4b0bf;--swatch-border:#8b9caa}
.rarity-options{position:absolute;top:calc(100% + 5px);left:0;right:0;z-index:5;background:var(--surface);border:1px solid var(--control-border);border-radius:6px;padding:5px;box-shadow:var(--shadow);max-height:min(340px,60dvh);overflow:auto}
.rarity-option{display:flex;align-items:center;gap:12px;width:100%;min-height:44px;border:0;border-radius:3px;background:var(--surface);padding:9px 10px;text-align:left;font-size:14px}
.rarity-option:hover,.rarity-option:focus-visible,.rarity-option[aria-selected=true]{background:var(--rarity-bg)}
.rarity-option[aria-selected=true]::after{content:'✓';margin-left:auto;color:var(--text)}
.level-inputs{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.level-control{display:flex;border:1px solid var(--control-border);border-radius:5px;overflow:hidden;height:48px}
.level-control button{border:0;background:var(--surface);color:var(--text);min-width:0}
.stepper{width:44px;flex:0 0 44px;font-size:22px}
.level-trigger{display:flex;flex:1;align-items:center;justify-content:center;gap:12px;font-size:21px;font-weight:550;font-variant-numeric:tabular-nums}
.level-control button:hover:not(:disabled){background:var(--hover)}
.level-control button:disabled{color:var(--disabled-text);background:var(--disabled-bg)}
.level-control button:focus-visible{outline-offset:-3px}
.level-trigger .chevron{width:13px;height:13px;color:var(--muted)}
.balance-heading{display:flex;align-items:center;justify-content:space-between;margin:18px 0 8px;min-height:32px}
.text-button{background:none;border:0;color:var(--accent);font-size:13px;min-height:40px;padding:0 4px 0 12px}
.text-button:hover{text-decoration:underline}
.balance-inputs{display:grid;grid-template-columns:1fr 1fr;gap:18px}
input{width:100%;min-width:0;height:46px;border:1px solid var(--control-border);border-radius:5px;background:var(--surface);color:var(--text);padding:8px 12px;font-size:16px}
input::placeholder{font-size:14px;color:var(--placeholder)}
input[aria-invalid=true]{border-color:var(--error)}
.help{font-size:12px;color:var(--muted);margin:8px 0;line-height:1.5}
.field-error{color:var(--error);margin:5px 0 0;font-size:12px}
#change-notice{color:var(--notice)}
.results{margin-top:24px;border-top:1px solid var(--line);padding-top:19px}
.range{font-size:12px;color:var(--muted);font-weight:400;margin-left:8px;white-space:nowrap}
.cost-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:14px}
.cost-grid>div{display:flex;flex-direction:column}
.result-label{font-size:12px;color:var(--muted)}
.cost-grid strong{font-size:28px;font-weight:650;font-variant-numeric:tabular-nums;letter-spacing:-.5px;line-height:1.4}
.remaining{font-size:13px;margin:13px 0 0}
.shortfall{font-size:13px;background:var(--subtle);border-radius:4px;padding:10px 12px;margin:12px 0 0}
.omega-note{margin-top:13px}
.results.afford-result #result-title{font-size:18px}
.results.afford-result #result-level{color:var(--accent);font-weight:700}
.results.afford-result #budget-basis{margin-top:4px}
.disclosure{border-top:1px solid var(--line);margin-top:23px}
summary{cursor:pointer;font-size:13px;font-weight:550;padding:15px 0;min-height:48px}
summary:hover{color:var(--accent)}
summary::marker{font-size:10px;color:var(--muted)}
#step-count{font-size:12px;font-weight:400;color:var(--muted);margin-left:6px}
.breakdown-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.table-toggle{display:flex;padding:3px;background:var(--toggle);border-radius:5px;gap:2px}
.table-toggle button{border:0;border-radius:3px;background:none;color:var(--muted);min-height:38px;padding:7px 14px;font-size:12px}
.table-toggle button[aria-pressed=true]{background:var(--surface);color:var(--text);box-shadow:0 1px 3px #18283a20;font-weight:600}
.breakdown-toolbar .help{margin:0}
table{width:100%;border-collapse:collapse;font-size:13px;font-variant-numeric:tabular-nums}
th,td{text-align:right;padding:10px 9px;border-bottom:1px solid var(--line-soft)}
th:first-child,td:first-child{text-align:left}
thead{background:var(--table-head)}
thead th{font-size:12px;font-weight:600}
tbody th{font-weight:400}
footer{font-size:11px;color:var(--muted);padding-top:15px;border-top:1px solid var(--line);margin-top:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
[hidden]{display:none!important}
.skip-link{position:absolute;left:10px;top:-100px;padding:8px;background:var(--surface);z-index:10}
.skip-link:focus{top:8px}
dialog{width:min(380px,calc(100% - 28px));max-height:calc(100dvh - 28px);border:1px solid var(--control-border);border-radius:10px;padding:18px;box-shadow:var(--dialog-shadow);background:var(--surface);color:var(--text);overscroll-behavior:contain}
dialog::backdrop{background:var(--backdrop)}
.dialog-header{display:flex;align-items:center;justify-content:space-between;gap:12px}
.dialog-header h2{font-size:17px}
.close-button{border:0;background:none;color:var(--muted);width:36px;height:36px;font-size:25px;line-height:1}
.level-grid{margin-top:16px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}
.level-grid button{height:40px;border:1px solid var(--control-border);border-radius:4px;background:var(--surface);color:var(--text);font-size:15px;font-variant-numeric:tabular-nums}
.level-grid button:hover:not(:disabled){background:var(--hover);border-color:var(--accent)}
.level-grid button[aria-pressed=true]{background:var(--accent);color:var(--accent-text);border-color:var(--accent);font-weight:650}
.level-grid button:disabled{background:var(--disabled-bg);color:var(--disabled-text);border-color:var(--line-soft)}

@media(max-width:620px){body{background:var(--surface)}
.calculator{width:100%;margin:0 auto;border:0;border-radius:0;padding:20px 18px 16px}
h1{font-size:21px}
header{margin-bottom:16px}
.mode-tabs{gap:0;margin-bottom:20px}
.mode-tabs button{flex:1;font-size:13px;padding:0 6px 11px}
.level-inputs,.balance-inputs,.cost-grid{gap:12px}
.field-label,label{font-size:12px}
.level-trigger{font-size:20px;gap:5px}
.stepper{width:40px;flex-basis:40px}
.cost-grid strong{font-size:25px}
.rarity-field{margin-bottom:15px}
.breakdown-toolbar{gap:7px}
.table-toggle button{min-height:40px}
dialog{padding:16px}
.remaining,.shortfall{font-size:12px}
}
@media(max-width:350px){.calculator{padding-left:14px;padding-right:14px}
.stepper{width:36px;flex-basis:36px}
.level-trigger{gap:3px}
.level-trigger .chevron{width:10px}
.balance-inputs{grid-template-columns:1fr}
.cost-grid strong{font-size:23px}
h1{font-size:20px}
.mode-tabs button{font-size:12px}
.breakdown-toolbar .help{width:100%}
}

body:has(dialog[open]){overflow:hidden}

.enhancement-inputs{margin-top:18px}
.level-trigger:disabled{color:var(--disabled-text)}
.catalyst-inputs,.catalyst-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.catalyst-inputs{margin-top:14px}
.catalyst-inputs label{font-size:12px}
.catalyst-results{margin-top:18px;border-top:1px solid var(--line-soft);padding-top:13px}
.catalyst-results h3{font-size:12px;font-weight:550;margin:0 0 10px;color:var(--muted)}
.catalyst-grid>div{display:flex;flex-direction:column}
.catalyst-grid strong{font-size:23px;line-height:1.4;font-weight:600;font-variant-numeric:tabular-nums}
.catalyst-label{display:flex;align-items:center;gap:6px}
.catalyst-dot{width:9px;height:9px;display:inline-block;border-radius:50%;border:1px solid #0002}
.bronze{background:#b77d4a}
.silver{background:#a6b3c1}
.gold{background:#d1ab32}
.catalyst-results>.help{font-size:11px;margin-bottom:0}
#enhancement-share{margin-top:9px}
.catalyst-step td{padding-top:0;font-size:11px;color:var(--muted);text-align:left}
.upgrade-with-catalysts>*{border-bottom:0}
.level-grid.enhancement-grid{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:16px}
.enhancement-grid button{height:48px}
.cost-grid strong{overflow-wrap:anywhere}
.results.goal-short #result-title{color:var(--goal-short)}
@media(max-width:620px){.catalyst-inputs,.catalyst-grid{gap:9px}
.catalyst-inputs input{padding:8px}
.catalyst-grid strong{font-size:21px}
.catalyst-inputs label{font-size:11px}
.catalyst-inputs{align-items:end}
.enhancement-inputs{margin-top:15px}
.catalyst-step td{font-size:10px}
.catalyst-results>.help{font-size:10px}
}


:root[data-theme=dark] [data-rarity=common]{--rarity-bg:#293039;--rarity-border:#64707d}
:root[data-theme=dark] [data-rarity=rare]{--rarity-bg:#203449;--rarity-border:#477aa5;--rarity-color:#65aff0}
:root[data-theme=dark] [data-rarity=epic]{--rarity-bg:#38331e;--rarity-border:#96813a}
:root[data-theme=dark] [data-rarity=legendary]{--rarity-bg:#3b272b;--rarity-border:#a46066;--rarity-color:#ed7477}
:root[data-theme=dark] [data-rarity=unique]{--rarity-bg:#21382b;--rarity-border:#538465;--rarity-color:#6abb83}
:root[data-theme=dark] [data-rarity=apex]{--rarity-bg:#353021;--rarity-border:#9d8541;--swatch-border:#c6a345}
:root[data-theme=dark] [data-rarity=omega]{--rarity-bg:#2b3140;--rarity-border:#77879e}
.app-header{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.app-heading{min-width:0;flex:1 1 420px}
.app-description{font-size:12px;color:var(--muted);margin:7px 0 0;line-height:1.5}
.calculator-guide{border-top:1px solid var(--line);margin-top:26px;padding-top:20px;font-size:13px;color:var(--muted)}
.calculator-guide h2{color:var(--text);font-size:14px}
.calculator-guide>p{margin:8px 0 12px;max-width:84ch}
.calculator-guide details{border-top:1px solid var(--line-soft)}
.calculator-guide summary{padding:12px 0;cursor:pointer;color:var(--text);font-size:13px;line-height:1.5}
.calculator-guide details p{margin:0 0 14px;max-width:84ch}
footer a{color:inherit;text-underline-offset:3px}
.theme-switch{display:flex;align-items:center;gap:2px;padding:3px;border-radius:6px;background:var(--toggle);flex-shrink:0}
.theme-switch button{border:0;border-radius:4px;min-height:36px;padding:6px 12px;font-size:12px;background:transparent;color:var(--muted)}
.theme-switch button:hover{color:var(--text)}
.theme-switch button[aria-pressed=true]{background:var(--surface);color:var(--text);box-shadow:0 1px 3px #0002;font-weight:600}
.calculator-inputs,.calculator-output{min-width:0}
@media(min-width:900px){
  #calculator-panel{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:32px;align-items:start}
  .calculator-output{border-left:1px solid var(--line);padding-left:32px;min-height:280px}
  .results{border-top:0;margin-top:0;padding-top:0}
  .results #result-title{font-size:18px;line-height:1.5}
  .cost-grid{margin-top:20px}
  .cost-grid strong{font-size:32px}
  footer{margin-top:26px}
}
@media(min-width:621px) and (max-width:899px){.calculator{max-width:700px}}
@media(max-width:620px){
  .app-header{gap:14px;margin-bottom:20px}
  .theme-switch button{min-height:38px;padding:5px 12px}
}

/* The breakdown flows with the page; each column is one readable table. */
.breakdown-grid{display:grid;grid-template-columns:repeat(var(--breakdown-columns,1),minmax(0,1fr));gap:28px;align-items:start}
.breakdown-table{min-width:0;table-layout:fixed}
.breakdown-table caption{text-align:left;font-size:13px;font-weight:600;padding:2px 0 12px}
.breakdown-table th:first-child{width:43%}
.breakdown-table th,.breakdown-table td{padding:10px 8px}
.breakdown-table td:not([colspan]),.upgrade-range{white-space:nowrap}
.breakdown-table thead th{font-size:11px;color:var(--muted);padding-top:8px;padding-bottom:8px}
.breakdown-table tbody tr[data-upgrade]:hover{background:var(--subtle)}
.breakdown-table .catalyst-step td{padding-top:0;padding-bottom:11px;font-size:11px;line-height:1.6}
.catalyst-step-label{font-weight:550;margin-right:5px}
.breakdown-total{display:flex;align-items:baseline;flex-wrap:wrap;gap:14px 30px;border-top:1px solid var(--line);padding:16px 0 2px;margin-top:24px;font-size:14px;font-variant-numeric:tabular-nums}
.breakdown-total>div{display:flex;gap:9px;align-items:baseline;flex-wrap:wrap}
.breakdown-total strong{font-weight:600}
.breakdown-total .total-title{margin-right:auto}
.breakdown-total #table-catalysts{font-size:12px}
@media(min-width:900px){.disclosure{margin-top:30px}.disclosure>summary{font-size:14px;padding-top:18px;padding-bottom:18px}}
@media(max-width:699px){
  .breakdown-total{gap:10px 24px;margin-top:18px}
  .breakdown-total .total-title{width:100%;margin:0}
  .breakdown-total #table-catalyst-row{width:100%}
  .breakdown-total #table-catalysts{font-size:11px}
}

/* Rarity accents share the existing light/dark appearance preference. */
:root[data-rarity=common]{--accent:#515d69;--page:#f1f3f5}
:root[data-rarity=rare]{--accent:#1766ae;--page:#edf4fb}
:root[data-rarity=epic]{--accent:#856000;--page:#faf6e9}
:root[data-rarity=legendary]{--accent:#b23d47;--page:#fbf0f1}
:root[data-rarity=unique]{--accent:#267042;--page:#edf5ef}
:root[data-rarity=apex]{--accent:#7c6020;--page:#f5f1e8}
:root[data-rarity=omega]{--accent:#596b86;--page:#f0f2f7}
:root[data-theme=dark][data-rarity=common]{--accent:#b4bec9;--page:#171b20;--surface:#1e2329}
:root[data-theme=dark][data-rarity=rare]{--accent:#7abaff;--page:#131c27;--surface:#1b2530}
:root[data-theme=dark][data-rarity=epic]{--accent:#e5c957;--page:#201e14;--surface:#26261e}
:root[data-theme=dark][data-rarity=legendary]{--accent:#f29198;--page:#231619;--surface:#2c2024}
:root[data-theme=dark][data-rarity=unique]{--accent:#7ace96;--page:#142019;--surface:#1d2923}
:root[data-theme=dark][data-rarity=apex]{--accent:#dbc17d;--page:#201d14;--surface:#27251e}
:root[data-theme=dark][data-rarity=omega]{--accent:#bac9e4;--page:#191c27;--surface:#222632}
:root[data-rarity]{
  --hover:color-mix(in srgb,var(--accent) 10%,var(--surface));
  --subtle:color-mix(in srgb,var(--accent) 6%,var(--surface));
  --toggle:color-mix(in srgb,var(--accent) 8%,var(--surface));
  --table-head:color-mix(in srgb,var(--accent) 9%,var(--surface));
  --line:color-mix(in srgb,var(--accent) 23%,var(--surface));
  --line-soft:color-mix(in srgb,var(--accent) 12%,var(--surface));
  --coin-ink:#956500;
}
:root[data-theme=dark]{--coin-ink:#e6c16a}
.calculator{border-top:3px solid var(--accent)}
.table-toggle button[aria-pressed=true],.theme-switch button[aria-pressed=true]{color:var(--accent)}
.breakdown-table caption,.breakdown-total .total-title{color:var(--accent)}
.icon-definitions{position:absolute;width:0;height:0;overflow:hidden;pointer-events:none}
.resource-icon{display:inline-block;width:20px;height:20px;flex:none;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.coins-icon{color:var(--coin-ink)}
.dna-icon{color:var(--accent)}
.resource-label{display:inline-flex;align-items:center;gap:7px}
.cost-grid .resource-label{margin-bottom:4px}
.cost-grid .resource-icon{width:23px;height:23px}
.breakdown-table thead .resource-icon{width:18px;height:18px}
.breakdown-total .resource-icon{width:19px;height:19px}
.inline-resource{display:inline-flex;align-items:center;gap:3px;white-space:nowrap;vertical-align:middle}
.inline-resource .resource-icon{width:15px;height:15px}
@media(max-width:620px){.cost-grid .resource-icon{width:21px;height:21px}}