/* v129 — Seilias simulations in Oscillations */
.osc-sim-v129{margin:26px 0 36px;padding:22px;border:1px solid #d9e2f0;border-radius:22px;background:linear-gradient(180deg,#fff 0%,#f8fbff 100%);box-shadow:0 12px 30px rgba(30,49,82,.055);scroll-margin-top:110px}
.osc-sim-v129 *{box-sizing:border-box}.osc-sim-kicker-v129{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:0 0 8px}.osc-sim-pill-v129{display:inline-flex;align-items:center;padding:6px 9px;border-radius:999px;background:#edf2ff;color:#3558a5;font-size:.68rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase}
.osc-sim-v129 h3{margin:.15rem 0 .5rem;color:#17233b;font-size:1.18rem;line-height:1.4}.osc-sim-desc-v129{margin:0 0 14px;color:#566476;line-height:1.7}
.osc-sim-credit-v129{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:0 0 14px;padding:10px 12px;border-radius:13px;background:#eef4ff;color:#566476;font-size:.78rem;line-height:1.5}.osc-sim-credit-v129 strong{color:#22385d}.osc-sim-credit-v129 a{font-weight:850;color:#2d58ad;text-decoration:none}.osc-sim-credit-v129 a:hover{text-decoration:underline}
.osc-sim-player-v129{overflow:hidden;border:1px solid #d7dfeb;border-radius:18px;background:#101929;min-height:170px;box-shadow:0 9px 24px rgba(20,35,60,.10)}
.osc-sim-placeholder-v129{min-height:170px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;padding:20px 22px;background:radial-gradient(circle at 10% 20%,rgba(103,139,234,.18),transparent 34%),linear-gradient(135deg,#17233b,#101929);color:#fff}
.osc-sim-icon-v129{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:#fff;color:#284d9a;font-size:1.05rem;padding-left:3px;box-shadow:0 7px 18px rgba(0,0,0,.18)}.osc-sim-copy-v129 strong{display:block;font-size:1rem}.osc-sim-copy-v129 p{margin:5px 0 0;color:#c5d0e2;font-size:.88rem;line-height:1.5}
.osc-sim-load-v129{appearance:none;border:0;border-radius:999px;padding:12px 16px;background:#fff;color:#17233b;font:800 .82rem/1 system-ui,-apple-system,"Segoe UI",sans-serif;cursor:pointer;white-space:nowrap;transition:transform .15s ease,box-shadow .15s ease}.osc-sim-load-v129:hover{transform:translateY(-1px);box-shadow:0 7px 18px rgba(0,0,0,.18)}
.osc-sim-player-v129 iframe{display:block;width:100%;height:clamp(520px,64vw,760px);border:0;background:#fff}.osc-sim-links-v129{display:flex;justify-content:flex-end;margin:8px 4px 16px}.osc-sim-links-v129 a{font-size:.77rem;font-weight:850;color:#355fae;text-decoration:none}.osc-sim-links-v129 a:hover{text-decoration:underline}
.osc-sim-task-v129{margin-top:18px;padding:18px 19px;border:1px solid #e0e5ed;border-radius:18px;background:#fff}.osc-sim-task-kicker-v129{display:inline-flex;align-items:center;padding:6px 9px;border-radius:999px;background:#eaf1ff;color:#2b55aa;font-size:.66rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.osc-sim-task-v129 h4{margin:.75rem 0 .45rem;color:#17233b;font-size:1.02rem;line-height:1.45}.osc-sim-task-v129 ol{margin:0;padding-left:1.35rem}.osc-sim-task-v129 li{margin:.52rem 0;color:#334155;line-height:1.63}.osc-sim-task-v129 li::marker{font-weight:900;color:#315bb1}.osc-sim-question-v129{margin:14px 0;padding:12px 14px;border-left:4px solid #6f8edc;border-radius:0 12px 12px 0;background:#f2f6ff;color:#33445f;line-height:1.6}.osc-sim-check-v129{margin-top:13px;border-top:1px solid #e5e9f0;padding-top:11px}.osc-sim-check-v129 summary{cursor:pointer;color:#3159a6;font-weight:850;font-size:.86rem}.osc-sim-check-v129 p{margin:.65rem 0 0;color:#566477;line-height:1.65}
.osc-sim-note-v129{margin:14px 0 0;padding:11px 13px;border-radius:12px;background:#fff8e8;border:1px solid #f0dfb8;color:#78551d;font-size:.8rem;line-height:1.55}
@media(max-width:760px){.osc-sim-v129{padding:16px;border-radius:19px}.osc-sim-placeholder-v129{grid-template-columns:auto 1fr;padding:17px;min-height:185px}.osc-sim-load-v129{grid-column:1/-1;width:100%;min-height:44px}.osc-sim-player-v129 iframe{height:68vh;min-height:520px;max-height:720px}.osc-sim-links-v129{justify-content:flex-start}}
@media(max-width:430px){.osc-sim-placeholder-v129{grid-template-columns:1fr;text-align:center}.osc-sim-icon-v129{margin:auto}.osc-sim-player-v129 iframe{height:72vh;min-height:500px}.osc-sim-links-v129{justify-content:center}}