:root {
  --bg: #23211f;
  --surface: #2b2927;
  --border: rgba(255, 220, 150, 0.05);
  --border-hover: #4a4037;

  --text: #b6b3af;
  --text-strong: #f8efe2;

  --button: #caa05d;
  --button-hover: #dcb26d;
  --button-text: #2b251e;

  --pop-bg: #3a2f22;
  --pop-border: #8a7148;
  --pop-text: #faefde;

  --focus-ring: #eac27a44;
}

body { font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif; line-height: 1.4; color: var(--text); background: var(--bg); }
input { color: inherit; outline: none }
input:focus-visible { outline: 2px auto var(--focus-ring); border-radius: 8px; }
select { color: inherit; outline: none }
select:focus-visible { outline: 2px auto var(--focus-ring); border-radius: 8px; }
button { color: inherit }
label { user-select: none;}

.container { padding: 40px; max-width: 980px; margin: 0 auto; }
.lead { margin-top: 6px; }
h1, h2 { letter-spacing: -0.01em; color: var(--text-strong) }

.demo-btn { padding: 8px 12px; font-size: 14px; border-radius: 8px; border: none; background: var(--button); color: var(--button-text); box-shadow: 0 1px 0 rgba(0,0,0,.25); transition: background .15s, border-color .15s, transform .04s; }
.demo-btn:hover { background: var(--button-hover); }
.demo-btn:active { transform: translateY(1px); }
.demo-btn:focus { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.demo-pop { background: var(--pop-bg); color: var(--pop-text); border-radius: 8px; min-width: 0; box-shadow: 0 18px 36px rgba(0,0,0,.32), 0 2px 10px rgba(0,0,0,.18); border: 1px solid var(--pop-border); padding: 6px 10px; position: relative; }
.demo-pop-container { z-index: 2; }

/* FloatingArrow styling for the demo */
.demo-arrow { fill: var(--pop-bg); --popper-arrow-stroke: var(--pop-border); --popper-strole-width: 1; }

/* References section */
.refs { display: flex; gap: 16px; align-items: center; margin: 20px 0 24px; flex-wrap: wrap; }
.moving-area { position: relative; width: 340px; height: 160px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); box-shadow: inset 0 0 0 1px rgba(255,255,255,.02); }
.moving { position: absolute; left: 0; top: 0; animation: wander 23s linear infinite; will-change: transform; }
@keyframes wander {
  0%   { transform: translate(0px, 0px); }
  25%  { transform: translate(260px, 0px); }
  50%  { transform: translate(260px, 110px); }
  75%  { transform: translate(0px, 110px); }
  100% { transform: translate(0px, 0px); }
}

/* Controls */
.controls { display: grid; grid-template-columns: repeat(2, minmax(280px, 1fr)); gap: 12px 24px; align-items: center; }
.controls h2 { grid-column: 1 / -1; font-size: 16px; margin: 16px 0 8px; }
.control-row { display: flex; align-items: center; gap: 8px; }
.control-row label { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.control-row input[type="number"], .control-row select { padding: 6px 8px; font-size: 13px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); transition: border-color .15s, box-shadow .15s; font-variant-numeric: tabular-nums; }
.control-row input[type="number"]:focus, .control-row select:focus { border-color: var(--focus-ring); box-shadow: 0 0 0 2px rgba(212,163,115,.35); }
.control-row input[type="checkbox"] { accent-color: var(--button); }
.stack { display: flex; flex-direction: column; gap: 8px; }
.section { margin-top: 24px; padding: 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--border); box-shadow: 0 8px 24px rgba(0,0,0,.25); }