Add particles page
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jheaps
@@ -0,0 +1,400 @@
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/* ------- page background + overlays ------- */
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html, body {
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height: 100%;
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margin: 0;
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}
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body {
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background: #000;
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color: #e6e6e6;
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font-family: ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
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overflow: hidden;
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}
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/* canvas as full-screen background */
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.sim {
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position: fixed;
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inset: 0; /* top:0 right:0 bottom:0 left:0 */
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width: 100vw;
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height: 100vh;
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display: block;
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z-index: 0;
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}
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/* floating toolbar */
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.toolbar {
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position: fixed;
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top: 12px;
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left: 12px;
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right: 12px;
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z-index: 20;
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display: flex;
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gap: 1rem;
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align-items: center;
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padding: .6rem .75rem;
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background: rgba(15,15,15,.65);
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border: 1px solid #2a2a2a;
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border-radius: 10px;
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backdrop-filter: blur(6px);
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}
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/* collapse/expand toolbar */
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.toolbar .spacer {
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flex: 1 1 auto;
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}
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#toggleToolbar {
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padding: .35rem .5rem;
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border-radius: .4rem;
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}
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.toolbar.collapsed {
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padding: .35rem .5rem;
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gap: .5rem;
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}
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.toolbar.collapsed .group,
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.toolbar.collapsed #restart,
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.toolbar.collapsed #permalink,
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.toolbar.collapsed .spacer {
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display: none;
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}
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/* floating rules panel (details) */
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.rulepanel {
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position: fixed;
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left: 12px;
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right: 12px;
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bottom: 12px;
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z-index: 20;
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background: rgba(11,11,11,.65);
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border: 1px solid #1a1a1a;
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border-radius: 10px;
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backdrop-filter: blur(6px);
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overflow: hidden; /* collapsed state shows only summary */
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max-height: 42vh; /* when open, content scrolls inside */
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}
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.rulepanel[open] {
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overflow: auto;
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}
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.rulepanel > summary {
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cursor: pointer;
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font-weight: 600;
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list-style: none;
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user-select: none;
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padding: .6rem .75rem;
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margin: 0;
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position: sticky;
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top: 0;
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background: transparent;
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display: flex;
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align-items: center;
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gap: .5rem;
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border-bottom: 1px solid #1a1a1a;
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}
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.rulepanel > summary::-webkit-details-marker {
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display: none;
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}
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.rulepanel > summary::after {
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content: "▾";
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margin-left: auto;
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opacity: .8;
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}
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.rulepanel:not([open]) > summary::after {
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content: "▸";
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}
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.rules-body {
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padding: .75rem 1rem 1rem;
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display: grid;
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gap: .75rem;
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}
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.rule-grid {
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
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gap: .5rem 1rem;
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}
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.rule-item {
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align-items: center;
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gap: .5rem;
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}
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/* buttons + inputs (keep your existing styles, just a few tweaks) */
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button {
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background: #1f1f1f;
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border: 1px solid #2a2a2a;
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color: #e6e6e6;
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padding: .4rem .7rem;
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border-radius: .5rem;
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cursor: pointer;
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}
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button:hover {
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background: #2a2a2a;
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}
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/* range styling (from your sheet; leave as-is) */
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:root {
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--slider-track: #444;
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--slider-fill: #4cafef;
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--slider-thumb: #ff5722;
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}
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input[type="range"] {
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-webkit-appearance: none;
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appearance: none;
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background: transparent;
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width: 100%;
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}
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input[type="range"]::-webkit-slider-runnable-track {
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height: 6px;
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background: var(--slider-track);
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border-radius: 3px;
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}
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input[type="range"]::-webkit-slider-thumb {
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-webkit-appearance: none;
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appearance: none;
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width: 18px;
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height: 18px;
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border-radius: 50%;
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border: 2px solid #222;
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margin-top: -6px;
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cursor: pointer;
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background: var(--slider-thumb);
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}
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input[type="range"]::-moz-range-track {
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height: 6px;
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background: var(--slider-track);
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border-radius: 3px;
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}
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input[type="range"]::-moz-range-thumb {
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width: 18px;
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height: 18px;
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border-radius: 50%;
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border: 2px solid #222;
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cursor: pointer;
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background: var(--thumb-color, var(--slider-thumb));
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}
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input[type="range"]::-moz-range-progress {
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background: var(--slider-fill);
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height: 6px;
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border-radius: 3px;
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}
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/* container no longer controls layout; keep for semantics */
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.container {
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position: relative;
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height: 100vh;
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}
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/* Canvas already full screen; nothing to change there */
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/* --- Toolbar square when collapsed --- */
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.toolbar {
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position: fixed;
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top: 12px;
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left: 12px;
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right: 12px;
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z-index: 20;
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background: rgba(15,15,15,.65);
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border: 1px solid #2a2a2a;
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border-radius: 10px;
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backdrop-filter: blur(6px);
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}
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.toolbar.collapsed {
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left: 12px;
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right: auto; /* stop spanning full width */
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width: 44px;
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height: 44px;
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padding: 0;
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gap: 0;
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display: grid;
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place-items: center;
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}
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.toolbar.collapsed .group,
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.toolbar.collapsed #restart,
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.toolbar.collapsed #permalink,
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.toolbar.collapsed .spacer {
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display: none;
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}
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.toolbar.collapsed #toggleToolbar {
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width: 100%;
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height: 100%;
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padding: 0;
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border-radius: 8px;
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font-size: 0; /* hide the word "Toolbar" */
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}
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.toolbar.collapsed #toggleToolbar::before {
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content: "☰"; /* icon only */
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font-size: 18px;
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}
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/* --- Rules panel as a floating card; tiny square when closed --- */
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.rulepanel {
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position: fixed;
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left: 12px;
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right: 12px;
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bottom: 12px;
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z-index: 20;
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background: rgba(11,11,11,.65);
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border: 1px solid #1a1a1a;
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border-radius: 10px;
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backdrop-filter: blur(6px);
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max-height: 42vh;
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overflow: auto;
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}
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.rulepanel[open] {
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max-height: calc(100dvh - 24px - 60px);
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overflow: auto;
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scrollbar-gutter: stable both-edges; /* avoids layout jump */
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overscroll-behavior: contain;
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}
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.rulepanel[open] {
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scrollbar-width: none;
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}
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/* Firefox */
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.rulepanel[open]::-webkit-scrollbar {
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width: 0;
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height: 0;
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}
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/* WebKit */
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.rulepanel > summary {
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position: sticky;
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top: 0;
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padding: .6rem .75rem;
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margin: 0;
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cursor: pointer;
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font-weight: 600;
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border-bottom: 1px solid #1a1a1a;
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display: flex;
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align-items: center;
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gap: .5rem;
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}
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.rulepanel > summary::-webkit-details-marker {
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display: none;
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}
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.rulepanel[open] > summary::after {
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content: "▾";
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margin-left: auto;
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opacity: .8;
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}
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/* closed => tiny square pinned bottom-right */
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.rulepanel:not([open]) {
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left: 12px;
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right: auto; /* stop spanning full width */
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width: 44px;
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height: 44px;
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padding: 0;
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gap: 0;
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display: grid;
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place-items: center;
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}
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.rulepanel:not([open]) > summary {
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border: 0;
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padding: 0;
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margin: 0;
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width: 100%;
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height: 100%;
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display: grid;
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place-items: center;
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font-size: 0; /* hide label text */
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}
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.rulepanel:not([open]) > summary::after {
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content: "";
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}
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/* no caret */
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.rulepanel:not([open]) > summary::before {
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content: "Rules"; /* icon only */
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font-size: 18px;
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}
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/* Keep sliders/layout rules you already have */
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@media (max-width: 640px) {
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/* Default to FAB */
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.toolbar {
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top: 12px;
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left: 12px;
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width: 44px;
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height: 44px;
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padding: 0;
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gap: 0;
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display: grid;
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place-items: center;
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}
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.toolbar .group, .toolbar #restart, .toolbar #permalink, .toolbar .spacer {
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display: none;
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}
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/* FAB button icon */
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#toggleToolbar {
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width: 100%;
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height: 44px;
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padding: 0;
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border-radius: 8px;
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font-size: 18px;
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}
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#toggleToolbar::before {
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width: 44px;
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font-size: 18px;
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}
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/* Expanded drawer */
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.toolbar.mobile.open {
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left: 12px;
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width: min(85vw, 420px);
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height: 70vh; /* scroll within drawer if needed */
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padding: .6rem .75rem;
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display: flex;
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flex-direction: column;
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gap: .65rem;
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overflow: auto;
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}
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.toolbar.mobile.open .group,
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.toolbar.mobile.open #restart,
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.toolbar.mobile.open #permalink {
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display: inline-flex;
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}
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.toolbar.mobile.open .group {
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flex-wrap: wrap;
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gap: .5rem;
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}
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.toolbar.mobile.open input[type="number"],
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.toolbar.mobile.open input[type="range"] {
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width: 100%;
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min-width: 0;
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}
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.toolbar.mobile.open label {
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white-space: nowrap;
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}
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}
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