.options-tutorial{--tutorial-green:#45ef82;--tutorial-red:#ff625f;margin:32px 0 22px;color:#f4f7f4;text-align:start}
.tutorial-intro{margin:0 0 22px;padding:18px 20px;border-inline-start:3px solid var(--tutorial-green);border-radius:0 12px 12px 0;background:#45ef8209;color:#f4fff7;font:750 clamp(18px,2vw,23px)/1.6 var(--sans)}
.tutorial-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:16px}
.options-tutorial button{font:700 13px/1.5 var(--sans);cursor:pointer;white-space:normal}
.tutorial-tab{padding:16px;text-align:start;background:#090c0a;border:1px solid #354039;border-radius:13px;color:#c4d0c8;min-height:88px;transition:border-color .15s,background .15s}
.tutorial-tab[data-action="BUY"]{border-top:3px solid var(--tutorial-green)}
.tutorial-tab[data-action="SELL"]{border-top:3px solid var(--tutorial-red)}
.tutorial-tab[aria-pressed="true"]{border-color:var(--tutorial-green);color:#fff;background:#122419;box-shadow:0 0 20px #45ef8210}
.tutorial-tab[data-action="SELL"][aria-pressed="true"]{border-color:var(--tutorial-red);background:#281514;box-shadow:0 0 20px #ff625f12}
.options-tutorial button:focus-visible{outline:2px solid #f4d35e;outline-offset:4px}
.tutorial-stage{border:1px solid #354139;background:linear-gradient(135deg,#121a15,#090d0b);border-radius:22px;overflow:hidden}
.tutorial-topline{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:19px 24px;border-bottom:1px solid #2a352e;color:#b7c8be;font:700 12px/1.5 var(--mono)}
.tutorial-step-status{color:#84f4ab;text-align:end}
.tutorial-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr)}
.tutorial-visual{padding:24px;min-width:0;border-inline-end:1px solid #2a352e;direction:ltr;display:flex;flex-direction:column;justify-content:center;gap:16px}
.tutorial-ticket{display:grid;grid-template-columns:1fr auto;gap:12px;padding:17px;border:1px solid #3c4b40;border-radius:12px;background:#070b08;margin-bottom:16px}
.tutorial-ticket__contract{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font:800 21px var(--mono)}
.tutorial-action{font:850 11px var(--sans);padding:6px 8px;border-radius:6px;color:#05200e;background:var(--tutorial-green)}
.tutorial-action.sell{color:#290707;background:var(--tutorial-red)}
.tutorial-ticket__quantity{text-align:right;font:900 28px var(--mono);color:#f2fff6}
.tutorial-ticket__quote{grid-column:1/-1;color:#c1cfc6;font:600 12px/1.7 var(--mono);word-spacing:6px}
.tutorial-ticket.is-highlighted{border-color:#f4d35e;box-shadow:0 0 0 2px #f4d35e16}
.tutorial-plot{position:relative;border:1px solid #26362c;border-radius:13px;padding:12px 10px;background:#080d0a}
.tutorial-plot svg{display:block;width:100%;height:auto;direction:ltr;overflow:visible}
.tutorial-chart-note{margin:8px 4px 0;color:#aebfb4;font-size:12px;line-height:1.5;text-align:center}
.tutorial-chart-values{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin-top:14px}
.tutorial-chart-values>div{padding:11px;border:1px solid #2b3c30;border-radius:9px;min-width:0}
.tutorial-chart-values span{display:block;color:#b3c6b9;font-size:11px;line-height:1.4;margin-bottom:7px;overflow-wrap:anywhere}
.tutorial-chart-values bdi{color:#f4fff7;font:800 clamp(15px,1.65vw,21px) var(--mono)}
.tutorial-narrative{padding:28px;min-width:0;display:flex;flex-direction:column;justify-content:center}
.tutorial-narrative h3{font-size:clamp(23px,2.8vw,32px);line-height:1.18;margin:0 0 18px;letter-spacing:-.03em}
.tutorial-caption{font-size:clamp(16px,1.6vw,19px);line-height:1.75;color:#d0ded5;min-height:116px}
.tutorial-caption p{margin:0 0 18px}.tutorial-caption p:last-child{margin-bottom:0}.tutorial-number{color:#f7fff9;font-weight:800;white-space:nowrap}
.tutorial-caption strong{color:#f7fff9}
.tutorial-cashflow{margin-top:22px;padding:19px;border:1px solid #45ef824a;border-radius:13px;background:#45ef820a}
.tutorial-cashflow.is-debit{border-color:#ff625f55;background:#ff625f09}
.tutorial-cashflow>span{display:block;font-size:13px;font-weight:700;color:#c4d4c9;margin-bottom:10px}
.tutorial-cashflow>bdi{display:block;color:#65f394;font:900 clamp(32px,4vw,49px)/1.2 var(--mono);letter-spacing:-.04em}
.tutorial-cashflow.is-debit>bdi{color:#ff8c89}
.tutorial-cashflow small{display:block;color:#c5d5cb;font:600 13px/1.5 var(--mono);margin-top:10px}
.tutorial-ledger{display:grid;grid-template-columns:1fr auto;gap:9px 15px;margin-top:17px;color:#b9cbbf;font-size:13px}
.tutorial-ledger bdi{font-family:var(--mono);color:#f3fff7;text-align:end}
.tutorial-collateral{margin:16px 0 0;color:#e7ce8b;font-size:12px;line-height:1.6}
.tutorial-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:20px 24px 24px;border-top:1px solid #2a352e}
.tutorial-step{display:flex;align-items:center;gap:9px;text-align:start;padding:11px 12px;border:1px solid #344039;border-radius:10px;background:#090c0a;color:#adbbb2;min-width:0}
.tutorial-step b{display:grid;place-items:center;flex:0 0 25px;width:25px;height:25px;border-radius:50%;background:#233228;color:#cbd7cf}
.tutorial-step[aria-current="step"]{color:#fff;border-color:#45ef82;background:#45ef820c}
.tutorial-step[aria-current="step"] b{background:#45ef82;color:#05200d}
.tutorial-controls{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;padding:20px 24px 24px}
.tutorial-control{min-height:44px;padding:10px 18px;border:1px solid #45ef826b;border-radius:9px;color:#f1fff5;background:#080c09}
.tutorial-control--play{border-color:#45ef82;background:#13271b;min-width:150px}
.tutorial-control:disabled{opacity:.38;cursor:not-allowed}
.tutorial-guide{font-size:16px;line-height:1.75;color:#c6d8cd;margin:0 0 24px;max-width:85ch}
.tutorial-concept{padding:22px;border:1px solid #395344;border-radius:15px;background:#080f0b;min-width:0;text-align:center}
.tutorial-concept>span{display:block;font-size:14px;color:#c7d9ce;line-height:1.5;margin-bottom:14px}
.tutorial-concept strong{display:block;color:#f4fff7;font:900 clamp(24px,3.7vw,42px)/1.3 var(--mono);overflow-wrap:anywhere}
.tutorial-concept small{display:block;font-size:14px;line-height:1.7;color:#c1d0c7;margin-top:14px}
.tutorial-concept.is-debit{border-color:#ff625f65}.tutorial-concept.is-debit strong{color:#ff9693}
.tutorial-concept.is-profit{border-color:#45ef82;background:#45ef820b}.tutorial-concept.is-profit strong{color:#65f394}
.tutorial-concept-link{font:700 32px var(--mono);text-align:center;color:#e6cb7c}
.tutorial-equation{padding:14px 8px;color:#e6f6ec;font:750 clamp(12px,1.5vw,16px)/1.8 var(--mono);text-align:center;overflow-wrap:anywhere}
.tutorial-calculation{display:grid;gap:9px}.tutorial-calculation .tutorial-concept{padding:15px}.tutorial-calculation .tutorial-concept strong{font-size:30px}.tutorial-calculation .tutorial-concept>span{margin-bottom:8px}
.tutorial-result-ledger{display:grid;grid-template-columns:1fr 1fr;gap:12px}.tutorial-result-ledger .tutorial-concept{padding:16px}.tutorial-result-ledger strong{font-size:28px}
.tutorial-money{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center;text-align:center}.tutorial-money>div:not(.tutorial-money-arrow){padding:18px 10px;border:1px solid #395344;border-radius:12px;line-height:1.6;color:#d9ede1;font-weight:750}
.tutorial-money-arrow{font:900 34px var(--mono);color:#45ef82}
.tutorial-ticket-labels{grid-column:1/-1;display:flex;justify-content:space-between;gap:15px;font-size:12px;line-height:1.5;color:#c6d8cc}
.tutorial-quote-pair{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:12px}.tutorial-quote-pair>div{padding:16px;border:1px solid #35483c;border-radius:10px;display:grid;gap:10px;text-align:center;color:#cbd8cf}.tutorial-quote-pair b{font:800 23px var(--mono);color:#f2fff7}.tutorial-quote-pair small{font-size:12px}.tutorial-quote-pair .is-selected{border:2px solid #efd37b;background:#efd37b08}
.tutorial-demo-actions{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:12px}.tutorial-demo-actions span{padding:14px;border:1px solid #394a3e;border-radius:10px;text-align:center;font:850 16px var(--mono);opacity:.5}.tutorial-demo-actions .buy{color:#45ef82}.tutorial-demo-actions .sell{color:#ff625f}.tutorial-demo-actions .buy.is-selected{border:2px solid #45ef82;background:#45ef8211;opacity:1}.tutorial-demo-actions .sell.is-selected{border:2px solid #ff625f;background:#ff625f11;opacity:1}
.tutorial-timeline{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px;border-top:1px solid #3e5144;color:#e0efe6;font:700 14px var(--mono)}
.tutorial-math{margin-top:24px;border:1px solid #48553c;border-radius:10px;padding:15px;color:#e0d8ad;font-size:14px;line-height:1.7}.tutorial-math summary{cursor:pointer;font-weight:750}.tutorial-math summary:focus-visible{outline:2px solid #f4d35e;outline-offset:3px}.tutorial-math p{margin:14px 0 0}
.tutorial-win-note{font-size:13px;line-height:1.7;color:#c8bc8b;margin-top:18px}.tutorial-complete{padding:0 24px 24px;margin:0;color:#84f4ab;font-size:15px;line-height:1.6}
.tutorial-selection{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:13px 24px;border-bottom:1px solid #2a352e;background:#080e0a;color:#c0d4c7;font-size:12px;line-height:1.6}.tutorial-selection bdi{color:#f4fff7;font:750 13px/1.7 var(--mono)}
.tutorial-thesis{border:1px solid #3f5948;border-radius:13px;padding:20px;background:#102017;margin-top:18px}.tutorial-visual>.tutorial-thesis{margin-top:0}.tutorial-thesis h4{margin:0 0 12px;font-size:15px;line-height:1.6;color:#94edb2}.tutorial-thesis p{margin:0;font-size:16px;line-height:1.8;color:#d4e2d9}.tutorial-thesis--goal{background:#171b10;border-color:#5c5b36}.tutorial-thesis--goal h4{color:#e9d98f}
.tutorial-view-prices{display:flex;justify-content:center;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px;font:800 clamp(17px,2.3vw,27px)/1.5 var(--mono);color:#f3fff7}.tutorial-view-prices span{color:#e6cb7c}
.is-chain-stage .tutorial-layout{grid-template-columns:1fr}.is-chain-stage .tutorial-visual{order:0;border:0;padding-bottom:0}.is-chain-stage .tutorial-narrative{order:1;border:0;max-width:95ch;width:100%;margin-inline:auto}.is-chain-stage .tutorial-caption{min-height:0}
.tutorial-chain{width:100%;min-width:0;direction:ltr}.tutorial-chain-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px;padding:20px;background:#080e0a;border:1px solid #334a3b;border-radius:14px}.tutorial-chain-heading h3{margin:0 0 8px;color:#f1fff6;font-size:clamp(18px,2vw,23px);line-height:1.4}.tutorial-chain-heading p{margin:0;color:#bbcec2;font-size:12px;line-height:1.7}.tutorial-chain-spot{flex-shrink:0;text-align:right;display:grid;gap:7px}.tutorial-chain-spot span{font-size:12px;color:#c7dccf}.tutorial-chain-spot b{font:850 27px/1.3 var(--mono);color:#fff}.tutorial-chain-spot small{font:650 11px/1.4 var(--mono);color:#b0c6b8}
.tutorial-chain-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;direction:ltr}.tutorial-chain-column{min-width:0}.tutorial-chain-column h4{font-size:13px;line-height:1.5;margin:0 0 12px;min-height:40px;color:#6cf59b}.tutorial-chain-column[data-option-type="PUT"] h4{color:#ff9592}
.tutorial-chain-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px 12px;margin-bottom:9px;padding:12px;border:1px solid #314438;border-radius:10px;background:#0b140e;min-width:0}.tutorial-chain-column[data-option-type="PUT"] .tutorial-chain-row{background:#180f0f;border-color:#44312e}.tutorial-chain-row[data-selected-action="BUY"]{border:2px solid #45ef82;background:#102b1a;box-shadow:0 0 0 2px #45ef8218}.tutorial-chain-row[data-selected-action="SELL"]{border:2px solid #ff625f;background:#2b1515;box-shadow:0 0 0 2px #ff625f18}
.tutorial-chain-strike{display:flex;align-items:center;gap:8px;flex-wrap:wrap;grid-column:1}.tutorial-chain-strike>b{font:800 15px/1.4 var(--mono);color:#f2fff7}.tutorial-chain-badge{color:#f2d98d;font-size:10px;line-height:1.5;font-weight:750}.tutorial-chain-quotes{grid-row:2;grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:9px}.tutorial-chain-quotes>div{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:7px 8px;border:1px solid #324638;border-radius:6px;color:#c1cfc7;font:700 11px/1.4 var(--mono)}.tutorial-chain-quotes b{color:#effff4;font-size:14px}.tutorial-chain-quotes .is-active-quote{border-color:#ecd27d;background:#ecd27d0b;color:#f5df99}
.tutorial-chain-actions{grid-row:1;grid-column:2;display:flex;gap:5px;align-items:center}.tutorial-chain-actions span{padding:5px 7px;border:1px solid currentColor;border-radius:5px;font:750 10px/1.3 var(--mono);opacity:.65}.tutorial-chain-actions .buy{color:#45ef82}.tutorial-chain-actions .sell{color:#ff625f}.tutorial-chain-actions .is-active-action{opacity:1;box-shadow:0 0 0 2px currentColor;font-weight:900}
@media(max-width:700px){.tutorial-chain-heading{align-items:flex-start;padding:14px;gap:12px}.tutorial-chain-spot b{font-size:21px}.tutorial-chain-grid{gap:9px}.tutorial-chain-column h4{font-size:11px;min-height:36px}.tutorial-chain-row{grid-template-columns:1fr;padding:9px;gap:7px}.tutorial-chain-strike>b{font-size:12px}.tutorial-chain-quotes{grid-row:2;gap:6px}.tutorial-chain-quotes>div{display:grid;gap:4px;padding:5px;font-size:9px}.tutorial-chain-quotes b{font-size:11px}.tutorial-chain-actions{grid-row:3;grid-column:1;justify-content:space-between}.tutorial-chain-actions span{padding:5px 7px;font-size:10px}.tutorial-chain-badge{font-size:9px}.tutorial-selection{padding:12px 16px}.tutorial-thesis{padding:16px}.tutorial-chain-heading h3{font-size:16px}.tutorial-chain-heading p{font-size:11px}}
@media(max-width:380px){.tutorial-chain-heading{flex-direction:column}.tutorial-chain-spot{text-align:left;grid-template-columns:1fr 1fr;gap:6px 12px;align-items:center}.tutorial-chain-spot small{grid-column:1/-1}.tutorial-chain-strike>b{font-size:11px}.tutorial-chain-actions span{padding:5px;font-size:9px}}
.tutorial-endpoint.is-appearing{opacity:0;animation:tutorial-appear .01s linear 6s forwards}
.tutorial-price-path.is-drawing{stroke-dasharray:1;stroke-dashoffset:1;animation:tutorial-draw 6s ease-in-out forwards}
.options-tutorial.is-paused .tutorial-price-path,.options-tutorial.is-paused .tutorial-endpoint{animation-play-state:paused}
@keyframes tutorial-draw{to{stroke-dashoffset:0}}
@keyframes tutorial-appear{to{opacity:1}}
@media(max-width:900px){.tutorial-layout{grid-template-columns:1fr}.tutorial-narrative{order:0}.tutorial-visual{order:1;border-inline-end:0;border-top:1px solid #2a352e}.tutorial-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.tutorial-caption{min-height:0}.tutorial-chart-values bdi{font-size:22px}.tutorial-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:480px){.tutorial-tab{padding:12px;font-size:12px!important;min-height:82px}.tutorial-visual,.tutorial-narrative{padding:16px}.tutorial-topline{padding:16px;font-size:10px}.tutorial-steps{padding:16px}.tutorial-controls{padding:16px;display:grid;grid-template-columns:1fr 1fr}.tutorial-control--play{min-width:0}.tutorial-ticket__contract{font-size:18px}.tutorial-chart-values{gap:6px}.tutorial-chart-values>div{padding:9px 7px}.tutorial-chart-values bdi{font-size:16px}.tutorial-step{font-size:11px!important;padding:10px 8px}.tutorial-concept{padding:17px}.tutorial-result-ledger{gap:8px}.tutorial-result-ledger strong{font-size:23px}.tutorial-quote-pair>div{padding:12px}.tutorial-money{gap:8px}}
@media(prefers-reduced-motion:reduce){.tutorial-price-path.is-drawing{animation:none;stroke-dashoffset:0}.tutorial-endpoint.is-appearing{animation:none;opacity:1}.tutorial-tab{transition:none}}