/* Margin (finance) lesson. All rules scoped under .mrg-* */
.mrg-sc { position: relative; width: 100%; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.mrg-note { font-size: 12.5px; color: var(--faint); text-align: center; max-width: 330px; }

/* the share price */
.mrg-tk { display: flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font: 600 13px var(--sans); color: var(--dim); }
.mrg-tk svg { width: 54px; height: 16px; }
.mrg-tk path { fill: none; stroke: var(--violet-bright); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 90; animation: mrgLine 2.4s ease-in-out infinite alternate; }
@keyframes mrgLine { from { stroke-dashoffset: 90; } to { stroke-dashoffset: 0; } }
.mrg-tk b { color: var(--text); font-weight: 800; min-width: 62px; }
.mrg-tk.up b { color: var(--mint); }
.mrg-tk.down b { color: var(--red); }
.mrg-tk.up path { stroke: var(--mint); } .mrg-tk.down path { stroke: var(--red); }

/* two glasses */
.mrg-row, .mrg-pk .choices.mrg-two { display: flex; flex-direction: row; justify-content: center; gap: 22px; width: 100%; }
.mrg-pk { width: 100%; }
.mrg-pk .choice { padding: 6px 8px 8px; min-height: 0; background: transparent; border-color: transparent; box-shadow: none; justify-content: center; }
.mrg-pk .choice.right { border-color: var(--mint); background: rgba(63,214,154,.08); }
.mrg-pk .choice.wrong { border-color: var(--red); background: rgba(216,85,85,.08); }

.mrg-g { display: flex; flex-direction: column; align-items: center; gap: 6px; width: 112px; }
.mrg-val { display: flex; flex-direction: column; align-items: center; font: 600 12.5px var(--sans); color: var(--dim); white-space: nowrap; line-height: 1.1; }
.mrg-val > div { display: flex; align-items: baseline; gap: 4px; height: 22px; }
.mrg-val b { font: 800 19px var(--sans); color: var(--gold); }
.mrg-val em { font-style: normal; font-weight: 800; font-size: 13px; margin-left: 2px; }
.mrg-g.up .mrg-val em { color: var(--mint); }
.mrg-g.down .mrg-val em { color: var(--red); }
.mrg-cup { position: relative; width: 92px; height: 186px; border: 2.5px solid rgba(234,227,215,.42); border-top: none; border-radius: 0 0 18px 18px; background: linear-gradient(90deg, rgba(255,255,255,.05), rgba(255,255,255,0) 40%, rgba(255,255,255,.04)); }
.mrg-liq { position: absolute; inset: 0; border-radius: 0 0 15px 15px; overflow: hidden; }
.mrg-ln, .mrg-ow { position: absolute; left: 0; right: 0; display: block; }
.mrg-ln { bottom: 0; background: linear-gradient(180deg, var(--violet-bright), var(--violet) 40%, var(--violet-deep)); }
.mrg-ln span { position: absolute; left: 0; right: 0; top: 50%; translate: 0 -50%; text-align: center; font: 700 12px var(--sans); color: #fff; line-height: 1.15; padding: 0 4px; }
.mrg-ln.mrg-thin span { display: none; }
.mrg-ow { background: linear-gradient(180deg, #FFE08A, var(--gold) 45%, var(--gold-deep)); box-shadow: inset 0 2px 0 rgba(255,255,255,.5); }
.mrg-nm { font: 700 13.5px var(--sans); color: var(--text); }

/* the pour: a stream from above while a glass fills */
.mrg-pour { position: absolute; left: 50%; top: -34px; bottom: 6px; width: 10px; margin-left: -5px; border-radius: 5px; background: linear-gradient(180deg, transparent, var(--gold)); opacity: 0; transition: opacity .25s; }
.mrg-g.pouring .mrg-pour { opacity: .9; }
/* The loan's label counted up and slid with the rising level; it waits for the pour to end. */
.mrg-ln span { transition: opacity .3s; }
.mrg-g.pouring .mrg-ln span { opacity: 0; }
.mrg-g.violet .mrg-pour { background: linear-gradient(180deg, transparent, var(--violet-bright)); }

/* the red line and the call */
.mrg-red { position: absolute; left: -10px; right: -10px; height: 0; border-top: 2.5px dashed var(--red); opacity: 0; transition: opacity .4s; }
.mrg-g.lined .mrg-red { opacity: 1; }
.mrg-g.hit .mrg-cup { border-color: var(--red); }
.mrg-stamp { position: absolute; left: 50%; top: 34%; translate: -50% 0; rotate: -12deg; padding: 3px 10px; border: 2.5px solid var(--red); border-radius: 8px; color: var(--red); font: 800 15px var(--sans); letter-spacing: .12em; text-transform: uppercase; opacity: 0; scale: 1.6; transition: opacity .3s, scale .3s; }
.mrg-g.sold .mrg-stamp { opacity: 1; scale: 1; }
.mrg-g.sold .mrg-red { opacity: 0; }
.mrg-g.cash .mrg-val span::after { content: ', in cash'; }

.mrg-ping { position: absolute; left: 0; right: 0; top: 0; z-index: 3; display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border-radius: 16px; background: #23293D; border: 1px solid var(--line-strong); box-shadow: 0 12px 30px rgba(0,0,0,.45); opacity: 0; translate: 0 -24px; transition: opacity .35s, translate .35s cubic-bezier(.2,.8,.2,1); pointer-events: none; }
.mrg-ping.on { opacity: 1; translate: 0 0; }
.mrg-ico { flex: none; width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(135deg, var(--mint), #1F9E6E); }
.mrg-ping span { display: block; font: 600 12px var(--sans); color: var(--dim); }
.mrg-ping b { display: block; font: 800 15px var(--sans); color: var(--text); }
.mrg-ping p { margin: 1px 0 0; font: 500 14px/1.3 var(--sans); color: var(--text); }

/* 1929 */
.mrg-photo { margin: 0; width: 100%; max-width: 360px; }
.mrg-photo img { display: block; width: 100%; border-radius: 12px; }
.mrg-photo figcaption { margin-top: 6px; font-size: 12.5px; color: var(--faint); text-align: center; }
.mrg-thin1929 .mrg-g { margin-right: 108px; }
.mrg-ls { position: absolute; inset: 0; }
.mrg-ls .choices.mrg-lines { position: absolute; inset: 0; display: block; }
.mrg-lines .choice { position: absolute; left: -14px; width: 214px; height: 44px; min-height: 0; padding: 0; translate: 0 50%; background: transparent; border: none; box-shadow: none; border-radius: 10px; }
.mrg-lines .choice:nth-child(1) { bottom: 90%; }
.mrg-lines .choice:nth-child(2) { bottom: 50%; }
.mrg-lines .choice:nth-child(3) { bottom: 10%; }
.mrg-lines .choice i { position: absolute; left: 0; width: 120px; top: 50%; border-top: 2.5px dashed rgba(234,227,215,.7); }
.mrg-lines .choice span { position: absolute; left: 128px; top: 50%; translate: 0 -50%; font: 700 14px var(--sans); color: var(--text); white-space: nowrap; }
.mrg-lines .choice.right i { border-color: var(--mint); } .mrg-lines .choice.right span { color: var(--mint); }
.mrg-lines .choice.wrong i { border-color: var(--red); } .mrg-lines .choice.wrong span { color: var(--red); }
.mrg-g.empty .mrg-val b { color: var(--red); }

@media (max-height: 700px) {
  .mrg-cup { height: 150px; }
  .mrg-row, .mrg-pk .choices.mrg-two { gap: 14px; }
  .mrg-photo { max-width: 320px; }
}