:root{--bg: #0b0b0c;--panel-bg: rgba(18, 18, 20, .85);--accent: #3b82f6;--panel-border: rgba(255,255,255,.12);--safe-bottom: env(safe-area-inset-bottom)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{margin:0;overflow:hidden;font:13px/1.4 system-ui,sans-serif;background:var(--bg);color:#fff;display:grid;grid-template-areas:"topbar" "view" "panel";grid-template-rows:auto 1fr auto;grid-template-columns:minmax(0,1fr);height:100dvh;min-height:100vh}.topbar{grid-area:topbar;display:flex;justify-content:flex-end;flex-wrap:wrap;gap:8px;padding:8px 12px;background:#111;border-bottom:1px solid var(--panel-border);position:relative;z-index:3}.topbar-presets{display:flex;gap:6px;flex:1 1 auto;min-width:0;overflow-x:auto;scrollbar-width:none}.topbar-presets::-webkit-scrollbar{display:none}.topbar span,.topbar-chip{background:#222;padding:4px 8px;border-radius:6px}.topbar-chip{color:#fff;font:inherit}.topbar-button{border:1px solid rgba(255,255,255,.14);cursor:pointer}.topbar-button:hover,.topbar-button[aria-expanded=true]{border-color:#ffffff47;background:#2b2d31}.preset-chip[aria-pressed=true]{border-color:#3b82f6a6;background:#3b82f633;color:#d9e9ff}.info-menu{position:relative;flex:0 0 auto}.info-panel{position:absolute;top:calc(100% + 8px);right:0;width:min(420px,calc(100vw - 24px));max-height:min(60dvh,420px);overflow:auto;padding:12px;border:1px solid rgba(255,255,255,.12);border-radius:10px;background:#111214fa;box-shadow:0 18px 40px #00000073;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.info-panel-title{margin-bottom:10px;color:#d8dde5;font-size:12px;letter-spacing:.08em;text-transform:uppercase}.diagnostic-list{margin:0;display:grid;grid-template-columns:minmax(0,160px) minmax(0,1fr);gap:8px 12px}.diagnostic-list dt{margin:0;color:#8f97a3;font-size:12px;letter-spacing:.04em}.diagnostic-list dd{margin:0;color:#f3f5f7;font-family:Consolas,Courier New,monospace;font-size:12px;line-height:1.45;overflow-wrap:anywhere}#view{grid-area:view;width:100%;height:100%;min-height:0;display:block;touch-action:none}.panel{grid-area:panel;background:#151515;border-top:1px solid #333;padding:16px;display:flex;flex-direction:column;gap:12px;overflow:auto;padding-bottom:calc(16px + var(--safe-bottom))}.panel,.panel *{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.grid-ui{display:grid;grid-template-columns:1fr;gap:8px}.desktop-only{display:none}.mobile-only{display:initial}label{display:flex;flex-direction:column;gap:4px}.label-row{display:flex;justify-content:space-between;align-items:center;color:#9aa0a6;font-size:15px;letter-spacing:.5px}.label-row-with-head{display:grid;grid-template-columns:1fr auto 1fr;gap:8px}.label-row-with-head .label-text{justify-self:start}.label-row-with-head .label-value{justify-self:end}.label-value{color:var(--accent);font-family:monospace;font-size:15px}input[type=range]{width:100%;height:24px;accent-color:var(--accent);cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.tuning-stack{display:flex;flex-direction:column;gap:12px}.ruler-group{display:flex;flex-direction:column;gap:6px;background:#1b1d21;border:1px solid #2a2d31;padding:8px;border-radius:8px}.ruler-control{display:flex;flex-direction:column;gap:4px}.ruler-head{color:#bbb;font-size:13px;letter-spacing:.2px;text-align:center;white-space:nowrap}.ruler-track{height:24px;background:#000;border:1px solid #333;position:relative;border-radius:4px;cursor:ew-resize;touch-action:none}.ruler-track:after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,#000 0 19%,#1a1a1a 20%);pointer-events:none;background-position-x:var(--ruler-offset, 0px)}.ruler-track.active{border-color:#e9da08}.ruler-track.active:after{background:repeating-linear-gradient(90deg,#000 0 19%,#5bec07 20%);background-position-x:var(--ruler-offset, 0px)}.bottom-row{display:flex;align-items:center;flex-wrap:wrap;gap:12px}.bottom-row select{min-width:112px;min-height:38px;padding:0 10px;background:#202226;color:#fff;border:1px solid rgba(255,255,255,.14);border-radius:8px}.desktop-toolbar{display:none;align-items:center;gap:10px}.desktop-toolbar button{min-height:38px;padding:0 14px;background:#202226;color:#fff;border:1px solid rgba(255,255,255,.14);border-radius:8px;cursor:pointer}.desktop-toolbar button:hover{border-color:#ffffff47}.desktop-toggle{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 12px;background:#202226;color:#fff;border:1px solid rgba(255,255,255,.14);border-radius:8px;cursor:pointer;transition:border-color .14s ease,box-shadow .14s ease,background-color .14s ease}.desktop-toggle:hover{border-color:#ffffff47}.desktop-toggle:has(input:checked){border-color:#baff4eb8;background:#23281a;box-shadow:inset 0 0 0 1px #d4ff5e2e,0 0 10px #c2ff4b3d,0 0 22px #82ff4229}.desktop-toggle:has(input:disabled){box-shadow:none;background:#202226}.desktop-toggle input{position:absolute;opacity:0;pointer-events:none}.desktop-toggle-label{color:#c8cdd4;letter-spacing:.04em;transition:color .14s ease,text-shadow .14s ease,filter .14s ease}.desktop-toggle input:checked+.desktop-toggle-label{color:#d7ff57;text-shadow:0 0 6px rgba(215,255,87,.7),0 0 18px rgba(151,255,71,.38);filter:saturate(1.15)}.desktop-toggle input:disabled+.desktop-toggle-label{color:#7d838c;text-shadow:none;filter:none}.brightness-group{display:flex;flex-direction:column;flex:1;min-width:0;padding-left:12px;border-left:1px solid rgba(255,255,255,.25)}.brightness-label{font-size:12px;opacity:.8;margin-bottom:2px}#brightness{width:100%}.mandelbrot-panel{display:none}.mandelbrot-stage{display:inline-flex;align-items:center;justify-content:center;width:fit-content;height:fit-content;max-width:100%;max-height:100%;border-radius:12px;border:1px solid #2b2f33;background:radial-gradient(circle at 50% 50%,#1b1f26eb,#0f1114fa);overflow:hidden}#mandelbrotMap{display:block;border-radius:10px;cursor:grab;touch-action:none}.mini{background:var(--accent);color:#fff;border:none;padding:2px 8px;border-radius:4px;font-size:10px;cursor:pointer}@media(max-width:959px){body{grid-template-areas:"topbar" "view" "panel";grid-template-rows:auto minmax(0,1fr) auto;grid-template-columns:minmax(0,1fr);height:100dvh;min-height:100dvh;overflow:hidden}#view{min-height:0}.panel{border-top:1px solid #333;border-left:0;overflow:hidden;padding:10px 12px calc(10px + var(--safe-bottom));gap:8px;min-height:0}.topbar{justify-content:flex-start;flex-wrap:nowrap;gap:6px;padding:6px 8px}.topbar-presets{order:3}.topbar span,.topbar-chip{flex:0 1 auto;min-width:0;padding:4px 6px;font-size:12px;text-align:center;white-space:nowrap}.preset-chip{font-size:11px}.info-menu{flex:0 0 auto;min-width:0}.info-panel{right:0;width:min(360px,calc(100vw - 16px));max-height:50dvh;padding:10px}.info-panel-title{margin-bottom:8px;font-size:13px}.diagnostic-list{grid-template-columns:minmax(0,1fr);gap:2px}.diagnostic-list dt,.diagnostic-list dd{font-size:14px;line-height:1.2}.diagnostic-list dd{margin-bottom:4px}.grid-ui{gap:6px}.label-row{font-size:14px;letter-spacing:.25px}.label-value{font-size:14px}input[type=range]{height:20px}.ruler-group{padding:6px}.ruler-head{font-size:12px}.ruler-track{height:20px;margin-bottom:3px}.bottom-row{gap:8px}.bottom-row select,.desktop-toolbar button{min-height:34px}.brightness-group{min-width:140px;padding-left:10px}.brightness-label{font-size:11px;margin-bottom:0}}@media(min-width:960px){body{grid-template-areas:"view topbar" "view panel";grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,1fr) minmax(340px,28vw)}.desktop-only,.desktop-toolbar{display:flex}.mobile-only{display:none}.topbar{padding:10px 14px;flex-wrap:nowrap;align-items:center;border-left:1px solid #333;background:linear-gradient(180deg,#151515,#111214)}.topbar-presets{justify-content:flex-end}#view{min-width:0}.panel{border-top:0;border-left:1px solid #333;padding:18px;gap:14px;min-height:0;overflow:hidden;background:linear-gradient(180deg,#151515,#111214)}.grid-ui{gap:10px}.ruler-group{padding:6px}.label-row,.label-value{font-size:16px}.ruler-head{font-size:13px}.bottom-row{flex-wrap:nowrap}.bottom-row select{flex:0 0 112px}.brightness-group{flex:1 1 auto}.mandelbrot-panel{display:flex;flex:1 1 auto;min-height:0;align-items:center;justify-content:center}.mandelbrot-stage{flex:0 0 auto}}