body{margin:0;overflow:hidden;background-color:#000}canvas{display:block}#topControls{position:fixed;top:10px;right:10px;z-index:6;display:flex;gap:8px;transition:opacity .25s ease,transform .25s ease}#topControls[data-auto-hidden=true]{opacity:0;pointer-events:none;transform:translateY(-14px)}#topControls[data-auto-hidden=true]~#hudStack{top:max(10px,env(safe-area-inset-top))}#topControls button{appearance:none;-webkit-appearance:none;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;border:1px solid rgba(255,255,255,.18);background:#1e1e1e8c;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);color:#fff;border-radius:10px;padding:8px 12px;line-height:1;cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}#topControls button:hover{background:#282828a6}#topControls button:focus-visible{outline:2px solid 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rgba(255,180,120,.6);transform:translateY(-1px) scale(1.02)}#settingsOverlay{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:#00000073;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:10}.settings-modal{width:min(92vw,420px);background:#141418d9;border:1px solid rgba(255,255,255,.1);border-radius:16px;box-shadow:0 10px 40px #00000073;color:#fff;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";overflow:hidden}.settings-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.08)}.settings-title{font-size:16px;font-weight:600}#settingsClose{appearance:none;-webkit-appearance:none;border:none;background:transparent;color:#bbb;font-size:20px;line-height:1;cursor:pointer;padding:6px;border-radius:8px}#settingsClose:hover{background:#ffffff12;color:#fff}.settings-content{padding:14px 16px 18px}.settings-section{margin-bottom:14px}.settings-section:last-child{margin-bottom:0}.section-label{display:block;margin-bottom:8px;color:#cfd3dc;font-size:13px;letter-spacing:.2px}.speed-group{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.speed-option{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 12px;border:1px solid rgba(255,255,255,.12);border-radius:12px;background:#ffffff0a;color:#e7e9ee;cursor:pointer;user-select:none;transition:background .15s ease,border-color .15s ease;text-align:center;font-size:13px}.speed-option:hover{background:#ffffff14}.speed-option input{position:absolute;opacity:0;pointer-events:none}.speed-option[data-checked=true]{border-color:#7acaffcc;background:#3884ff2e}.toggle-row{position:relative;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border:1px solid rgba(255,255,255,.12);border-radius:12px;background:#ffffff0a;color:#e7e9ee;user-select:none;cursor:pointer}.toggle-row .toggle-text{flex:1;font-size:13px;line-height:1.4}.toggle-row input{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}.toggle-row .toggle-track{position:relative;width:44px;height:24px;border-radius:999px;background:#ffffff14;border:1px solid rgba(255,255,255,.2);box-shadow:inset 0 0 0 1px #00000040;transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;margin-left:auto;flex-shrink:0}.toggle-row .toggle-track:after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#cfd3dc;box-shadow:0 2px 8px #00000059;transition:transform .18s ease,background .18s ease}.toggle-row input:checked+.toggle-track{background:#7acaff66;border-color:#7acaffbf;box-shadow:inset 0 0 0 1px #7acaff66}.toggle-row input:checked+.toggle-track:after{transform:translate(20px);background:#fff}.toggle-row input:focus-visible+.toggle-track{outline:2px solid rgba(122,202,255,.9);outline-offset:2px}.toggle-row input:disabled+.toggle-track{opacity:.6}#equationsPanel{grid-column:1 / -1;position:static;min-width:0;max-height:38vh;overflow:auto;-webkit-overflow-scrolling:touch;padding:0;color:#fff;background:transparent;border-radius:0;pointer-events:auto;display:none}#equationsPanel .eq-title{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;font-size:12px;color:#cfd3dc;margin-bottom:6px;letter-spacing:.2px}#equationsPanel .eq-body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;font-size:15px;line-height:1.35;max-width:100%;overflow-x:auto}.katex{color:#fff}.katex-display{margin:0;max-width:100%;overflow-x:auto;overflow-y:hidden;padding-bottom:2px}#detailPanel{grid-column:1 / -1;position:relative;width:100%;height:auto;max-height:0;display:flex;flex-direction:column;gap:0;padding:0;box-sizing:border-box;background:#0c0c0ce6;border:0 solid transparent;border-radius:16px;box-shadow:none;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:7;transform:translateY(-8px);opacity:0;pointer-events:none;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;transition:transform .25s ease,opacity .25s ease,max-height .25s ease}#detailPanel.is-open{transform:translateY(0);opacity:1;pointer-events:auto;gap:12px;padding-bottom:12px;border:1px solid rgba(255,255,255,.12);border-top-left-radius:0;border-top-right-radius:0;box-shadow:0 10px 28px #00000052;max-height:62vh}.detail-header{display:flex;align-items:center;justify-content:space-between;padding:12px 52px 8px 16px;border-bottom:1px solid rgba(255,255,255,.08)}.detail-title{font-family:monospace;font-size:15px;color:#fff;white-space:pre-line}#detailClose{position:absolute;top:10px;right:10px;left:auto;transform:none;width:34px;height:34px;display:flex;align-items:center;justify-content:center;appearance:none;-webkit-appearance:none;border:1px solid rgba(255,255,255,.1);background:linear-gradient(180deg,#181818f2,#101010eb);color:#d9dee6;font-size:18px;line-height:1;cursor:pointer;padding:0;border-radius:10px;box-shadow:0 8px 22px #00000052;z-index:12;transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}#detailClose:hover{background:#ffffff0f;color:#fff;border-color:#ffffff29;box-shadow:0 10px 26px #0000005c}#detailClose:active{transform:scale(.97)}#detailClose:focus-visible{outline:2px solid #7bdcff;outline-offset:3px}.detail-preview{padding:0 16px;width:100%;aspect-ratio:16 / 9;min-height:200px}.detail-preview canvas{width:100%;height:100%;display:block;background:#000;border-radius:14px;border:1px solid rgba(255,255,255,.1)}.detail-meta{padding:0 16px;display:grid;gap:10px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial}.detail-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:#ffffff0a;color:#e7e9ee;font-size:13px}.detail-label{color:#9aa3af;text-transform:uppercase;letter-spacing:.5px;font-size:11px}.detail-value{color:#fff}.detail-data{margin:2px 16px 0;padding:12px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:#ffffff0a}.detail-data-title{color:#9aa3af;text-transform:uppercase;letter-spacing:.5px;font-size:11px;margin-bottom:6px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe 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.param-value{font-size:16px}#equationsPanel{max-height:30vh}#equationsPanel .eq-title{font-size:11px;margin-bottom:4px}#equationsPanel .eq-body{font-size:13px}#detailPanel{display:flex;position:fixed;inset:auto 0 0;width:100%;height:min(60vh,420px);max-height:none;padding-bottom:max(12px,env(safe-area-inset-bottom));padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);background:#0c0c0ce6;border:1px solid rgba(255,255,255,.12);border-left:none;border-right:none;border-bottom:none;border-radius:16px 16px 0 0;box-shadow:0 10px 28px #00000052;transform:translateY(100%)}#detailPanel.is-open{transform:translateY(0);border-top-left-radius:16px;border-top-right-radius:16px;border-left:none;border-right:none;border-bottom:none;border-top:1px solid rgba(255,255,255,.12)}#hudPanel.detail-open{border-bottom-left-radius:16px;border-bottom-right-radius:16px;border-bottom:1px solid rgba(255,255,255,.12)}#detailClose{position:sticky;top:max(12px,env(safe-area-inset-top));right:max(12px,env(safe-area-inset-right));left:auto;transform:none;align-self:flex-end;margin:10px 12px 0 auto;width:38px;height:42px;border-radius:12px;box-shadow:0 8px 18px #00000052;transition:background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease}#detailClose:active{transform:none}}