/* Roulette table + experiment lab */
.rl-variants { padding: 14px 16px; margin-bottom: 16px; }
.rl-vcards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.rl-vcard { border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; background: var(--panel-2); opacity: 0.72; }
.rl-vcard.active { opacity: 1; border-color: var(--gold); box-shadow: inset 0 0 0 1px rgba(217, 174, 85, 0.35); }
.rl-vcard-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.rl-vcard-edge { font-size: 20px; font-weight: 750; color: var(--gold-2); margin: 2px 0; }
.rl-vcard ul { margin: 4px 0 0; padding-left: 18px; font-size: 13.5px; color: var(--muted); }
.rl-why { margin: 10px 0 0; }

.rl-felt { padding: 16px; border-width: 8px; }
.rl-top { display: grid; grid-template-columns: minmax(0, 320px) minmax(0, 1fr); gap: 20px; align-items: center; }
.rl-wheel-host { width: 100%; max-width: 320px; margin: 0 auto; }
.rl-wheel { width: 100%; height: auto; display: block; filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.5)); }
.rl-wheel-num { font: 700 9.5px var(--font); fill: #fff; }
.rl-result-box { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.rl-result-box .small { text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255, 255, 255, 0.75); }
.rl-result-num { width: 96px; height: 96px; border-radius: 50%; display: grid; place-items: center; font-size: 40px; font-weight: 800; color: #fff; border: 3px solid rgba(255, 255, 255, 0.8); box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45); }
.rl-result-empty .rl-result-num { background: rgba(0, 0, 0, 0.25); margin: 6px auto; }
.rl-result-col { font-weight: 650; }
.rl-result-net { font-size: 22px; font-weight: 800; }
.rl-result-net.pos { color: #8ef09b; } .rl-result-net.neg { color: #ffb0ab; }
.rl-bg-red { background: #c62f2a; } .rl-bg-black { background: #16181c; } .rl-bg-green { background: #0f7a3d; }

.rl-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin: 14px 0 10px; }
.rl-remove-on { background: #5a1d1d !important; border-color: #b04040 !important; }

.rl-layout-scroll { overflow-x: auto; overflow-y: hidden; padding: 4px 2px 8px; -webkit-overflow-scrolling: touch; }
.rl-layout { position: relative; width: 100%; min-width: 680px; user-select: none; }
.rl-layout > button { position: absolute; margin: 0; padding: 0; font: inherit; cursor: pointer; }
.rl-cell, .rl-box {
  border: 1.5px solid var(--felt-line); background: transparent; color: #fff; display: grid; place-items: center;
  font-weight: 750; font-size: clamp(12px, 1.35vw, 17px); transition: box-shadow 0.1s, background 0.1s;
}
.rl-cell span { width: 64%; aspect-ratio: 1; max-height: 78%; display: grid; place-items: center; border-radius: 50%; }
.rl-cell.rl-red span { background: #c62f2a; }
.rl-cell.rl-black span { background: #16181c; }
.rl-cell.rl-green { background: #0f7a3d; }
.rl-cell.rl-green span { background: transparent; width: auto; }
.rl-box { font-size: clamp(11px, 1.1vw, 14px); letter-spacing: 0.04em; }
.rl-cell:hover, .rl-box:hover, .rl-cell.hl { background: rgba(241, 207, 133, 0.22); box-shadow: inset 0 0 0 2px var(--gold-2); }
.rl-cell.rl-green.hl, .rl-cell.rl-green:hover { background: #1c9a55; }
.rl-diamond { width: 30px; height: 18px; clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); display: block; }
.rl-diamond.red { background: #c62f2a; } .rl-diamond.black { background: #111; box-shadow: inset 0 0 0 2px #fff; }
.rl-hot { background: transparent; border: 0; border-radius: 4px; z-index: 2; }
.rl-hot:hover, .rl-hot:focus-visible { background: rgba(241, 207, 133, 0.55); box-shadow: 0 0 0 1px #1b1405; }
.rl-chip-layer { position: absolute; inset: 0; pointer-events: none; z-index: 3; }
.rl-chip {
  position: absolute; transform: translate(-50%, -50%); width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center; font: 800 10px var(--font);
  background: radial-gradient(circle, var(--c) 0 55%, transparent 56%), repeating-conic-gradient(var(--c) 0 20deg, #fff 20deg 30deg);
  color: var(--t); border: 1.5px solid rgba(0, 0, 0, 0.45); box-shadow: 0 2px 5px rgba(0, 0, 0, 0.55);
}
.rl-specials { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: 8px; }
.rl-specials-lbl { color: rgba(255, 255, 255, 0.8); margin-right: 4px; }
.rl-special { background: rgba(0, 0, 0, 0.25); border-color: rgba(255, 255, 255, 0.35); color: #fff; }
.rl-special.has-bet { border-color: var(--gold-2); background: rgba(217, 174, 85, 0.25); }
.rl-hint { color: rgba(255, 255, 255, 0.75); margin: 10px 0 0; }

.rl-builder .rl-bet-table td, .rl-builder .rl-bet-table th { padding: 6px 6px; }
.rl-x { font-size: 18px; padding: 0 6px; }
.rl-total { display: flex; justify-content: space-between; align-items: baseline; border-top: 1px solid var(--border); margin-top: 10px; padding-top: 10px; }
.rl-total span { font-size: 12px; letter-spacing: 0.08em; color: var(--muted); font-weight: 700; }
.rl-total b { font-size: 26px; font-variant-numeric: tabular-nums; }
.rl-builder-actions { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; margin: 10px 0; }
.rl-spin { width: 100%; letter-spacing: 0.12em; }
.rl-sums { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin: 10px 0; }

.rl-history-strip { display: flex; flex-wrap: wrap; gap: 6px; }
.rl-hist { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 750; font-size: 13px; border: 1px solid rgba(255, 255, 255, 0.25); }
.rl-hist:first-child { box-shadow: 0 0 0 2px var(--gold-2); }
.rl-indep { margin: 10px 0 0; }

/* ---------- lab ---------- */
.lab-main { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 16px; align-items: start; }
.lab-form .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.lab-form select, .lab-form input[type=text], .lab-form input[type=number] { width: 100%; }
.lab-form .seg { flex-wrap: wrap; }
.lab-sysdesc { font-size: 13px; color: var(--muted); margin: 6px 0 0; }
.lab-run-row { display: flex; gap: 8px; margin-top: 14px; }
.lab-run-row .btn-primary { flex: 1; }
.lab-progress { margin-top: 10px; }
.lab-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.lab-cols.single { grid-template-columns: minmax(0, 1fr); }
.lab-col-title { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.lab-swatch { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.lab-stats td:first-child { color: var(--muted); }
.lab-math { font-size: 14px; }
.lab-math .formula { font-family: var(--mono); background: var(--bg-2); border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; display: inline-block; margin: 4px 0 8px; }
.lab-empty { min-height: 220px; display: grid; place-items: center; color: var(--muted); text-align: center; }

@media (max-width: 1100px) {
  .lab-main { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 860px) {
  .rl-top { grid-template-columns: minmax(0, 1fr); }
  .rl-vcards, .lab-cols { grid-template-columns: minmax(0, 1fr); }
  .rl-wheel-host { max-width: 260px; }
}
@media (max-width: 520px) {
  .rl-felt { padding: 10px; border-width: 6px; }
  .rl-sums { grid-template-columns: minmax(0, 1fr); }
  .rl-builder-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rl-result-num { width: 76px; height: 76px; font-size: 32px; }
  .lab-form .form-grid { grid-template-columns: minmax(0, 1fr); }
}
.rl-below { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 16px; margin-top: 16px; align-items: start; }
@media (max-width: 1100px) { .rl-below { grid-template-columns: minmax(0, 1fr); } }

/* ---------- vertical (phone) layout ---------- */
.rl-layout.rl-vertical { min-width: 0; max-width: 430px; margin: 0 auto; }
.rl-vertical .rl-cell { font-size: 15px; }
.rl-vertical .rl-cell span { width: auto; height: 80%; max-height: none; aspect-ratio: 1; }
.rl-vertical .rl-box { font-size: 12.5px; }
.rl-vertical .rl-vtext { writing-mode: vertical-rl; transform: rotate(180deg); letter-spacing: 0.08em; }
.rl-vertical .rl-diamond { width: 18px; height: 30px; }
.rl-vertical .rl-hot.rl-edge { background: rgba(255, 255, 255, 0.06); border-radius: 3px; }
.rl-vertical .rl-hot.rl-edge:hover, .rl-vertical .rl-hot.rl-edge:focus-visible { background: rgba(241, 207, 133, 0.55); }
.rl-vertical ~ .rl-chip-layer, .rl-vertical .rl-chip { width: 24px; height: 24px; font-size: 9px; }