.content-block[data-astro-cid-d6rkpype]{position:relative;border-radius:1rem;overflow:hidden;margin-bottom:1.5rem;transition:box-shadow .3s ease}.content-block[data-astro-cid-d6rkpype]:hover{box-shadow:0 8px 30px #0600064d,0 0 0 1px #a855f71a,0 0 30px rgba(var(--block-accent),.08)}.custom-player[data-astro-cid-d6rkpype]{position:relative;aspect-ratio:16 / 9;border-radius:.5rem;overflow:hidden;background:#000}.player-thumbnail[data-astro-cid-d6rkpype]{position:absolute;inset:0;cursor:pointer}.player-thumbnail[data-astro-cid-d6rkpype] img[data-astro-cid-d6rkpype]{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}.player-thumbnail[data-astro-cid-d6rkpype]:hover img[data-astro-cid-d6rkpype]{transform:scale(1.05)}.play-button[data-astro-cid-d6rkpype]{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,#a855f7,#d946ef);border:none;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;box-shadow:0 0 40px #a855f799}.play-button[data-astro-cid-d6rkpype] svg[data-astro-cid-d6rkpype]{width:36px;height:36px;margin-left:4px}.play-button[data-astro-cid-d6rkpype]:hover{transform:translate(-50%,-50%) scale(1.1);box-shadow:0 0 60px #a855f7cc}.player-container[data-astro-cid-d6rkpype]{position:absolute;top:0;left:0;width:100%;height:100%;display:none}.player-container[data-astro-cid-d6rkpype].active{display:flex}.player-thumbnail[data-astro-cid-d6rkpype].hidden{display:none}.player-container[data-astro-cid-d6rkpype] iframe[data-astro-cid-d6rkpype],.player-container[data-astro-cid-d6rkpype]>div[data-astro-cid-d6rkpype]{position:absolute!important;top:0!important;left:0!important;width:100%!important;height:100%!important;border:none!important}.custom-controls[data-astro-cid-d6rkpype]{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,#000000e6);padding:40px 12px 12px;opacity:0;transition:opacity .3s ease;pointer-events:none}.custom-player[data-astro-cid-d6rkpype].playing .custom-controls[data-astro-cid-d6rkpype],.custom-player[data-astro-cid-d6rkpype]:hover .custom-controls[data-astro-cid-d6rkpype]{opacity:1;pointer-events:auto}.progress-container[data-astro-cid-d6rkpype]{padding:8px 0;cursor:pointer}.progress-bar[data-astro-cid-d6rkpype]{position:relative;height:4px;background:#fff3;border-radius:2px;transition:height .2s}.progress-container[data-astro-cid-d6rkpype]:hover .progress-bar[data-astro-cid-d6rkpype]{height:6px}.progress-played[data-astro-cid-d6rkpype]{position:absolute;left:0;top:0;height:100%;background:linear-gradient(90deg,#a855f7,#d946ef);border-radius:2px;width:0%}.progress-handle[data-astro-cid-d6rkpype]{position:absolute;top:50%;transform:translate(-50%,-50%);width:12px;height:12px;background:#d946ef;border-radius:50%;box-shadow:0 0 10px #d946efcc;opacity:0;transition:opacity .2s;left:0%}.progress-container[data-astro-cid-d6rkpype]:hover .progress-handle[data-astro-cid-d6rkpype]{opacity:1}.controls-row[data-astro-cid-d6rkpype]{display:flex;align-items:center;justify-content:space-between;gap:8px}.controls-left[data-astro-cid-d6rkpype],.controls-right[data-astro-cid-d6rkpype]{display:flex;align-items:center;gap:8px}.control-btn[data-astro-cid-d6rkpype]{background:none;border:none;color:#fff;cursor:pointer;padding:6px;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:background .2s}.control-btn[data-astro-cid-d6rkpype]:hover{background:#ffffff1a}.control-btn[data-astro-cid-d6rkpype] svg[data-astro-cid-d6rkpype]{width:22px;height:22px}.play-pause[data-astro-cid-d6rkpype] .icon-pause[data-astro-cid-d6rkpype],.play-pause[data-astro-cid-d6rkpype].playing .icon-play[data-astro-cid-d6rkpype]{display:none}.play-pause[data-astro-cid-d6rkpype].playing .icon-pause[data-astro-cid-d6rkpype]{display:block}.volume-container[data-astro-cid-d6rkpype]{display:flex;align-items:center;gap:4px}.volume-slider-container[data-astro-cid-d6rkpype]{width:0;overflow:hidden;transition:width .2s}.volume-container[data-astro-cid-d6rkpype]:hover .volume-slider-container[data-astro-cid-d6rkpype]{width:80px}.volume-slider[data-astro-cid-d6rkpype]{width:80px;height:4px;-webkit-appearance:none;appearance:none;background:#fff3;border-radius:2px;cursor:pointer}.volume-slider[data-astro-cid-d6rkpype]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;background:#d946ef;border-radius:50%;cursor:pointer}.volume-btn[data-astro-cid-d6rkpype] .icon-volume-off[data-astro-cid-d6rkpype],.volume-btn[data-astro-cid-d6rkpype].muted .icon-volume-on[data-astro-cid-d6rkpype]{display:none}.volume-btn[data-astro-cid-d6rkpype].muted .icon-volume-off[data-astro-cid-d6rkpype]{display:block}.time-display[data-astro-cid-d6rkpype]{font-size:12px;color:#fffc;font-family:var(--font-mono);margin-left:8px}.quality-indicator[data-astro-cid-d6rkpype]{display:flex;align-items:center}.quality-label[data-astro-cid-d6rkpype]{font-size:11px;font-weight:600;color:#fff;padding:2px 6px;background:#a855f766;border-radius:3px;letter-spacing:.03em;font-family:var(--font-mono)}.fullscreen-btn[data-astro-cid-d6rkpype] .icon-exit-fullscreen[data-astro-cid-d6rkpype],.fullscreen-btn[data-astro-cid-d6rkpype].fullscreen .icon-fullscreen[data-astro-cid-d6rkpype]{display:none}.fullscreen-btn[data-astro-cid-d6rkpype].fullscreen .icon-exit-fullscreen[data-astro-cid-d6rkpype]{display:block}.block-accent-line[data-astro-cid-d6rkpype]{position:absolute;top:1rem;left:0;width:2px;bottom:1rem;background:var(--block-accent);border-radius:999px;box-shadow:0 0 8px var(--block-accent);opacity:.7}.block-header[data-astro-cid-d6rkpype]{display:flex;flex-direction:column;gap:.6rem;padding:1.25rem 1.5rem 0}.block-type-badge[data-astro-cid-d6rkpype]{display:inline-flex;align-items:center;gap:.4rem}.block-type-icon[data-astro-cid-d6rkpype]{width:16px;height:16px;color:var(--block-accent);display:flex;align-items:center}.block-type-icon[data-astro-cid-d6rkpype] svg[data-astro-cid-d6rkpype]{width:100%;height:100%}.block-type-label[data-astro-cid-d6rkpype]{font-size:.68rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--block-accent)}.block-title[data-astro-cid-d6rkpype]{font-size:1.15rem;font-weight:700;color:var(--color-text);margin:0;line-height:1.3}.block-content[data-astro-cid-d6rkpype]{padding:1rem 1.5rem 1.5rem;color:var(--color-text-secondary);font-size:.93rem;line-height:1.75}.block-content[data-astro-cid-d6rkpype] p{margin:0 0 1em}.block-content[data-astro-cid-d6rkpype] p:last-child{margin-bottom:0}.block-content[data-astro-cid-d6rkpype] h4{font-size:.9rem;font-weight:700;color:var(--color-text);margin:1.25em 0 .5em}.block-content[data-astro-cid-d6rkpype] code{background:#a855f71a;color:var(--color-purple-glow);padding:.15em .45em;border-radius:.3rem;font-size:.88em}.block-content[data-astro-cid-d6rkpype] pre{background:#06000699;border:1px solid rgba(168,85,247,.12);border-radius:.75rem;padding:1.25rem;overflow-x:auto;font-size:.85rem;margin:1rem 0}.block-content[data-astro-cid-d6rkpype] ol{padding-left:1.5rem;margin:.5em 0 1em;counter-reset:ol-counter}.block-content[data-astro-cid-d6rkpype] ol li{margin-bottom:.4em;position:relative;padding-left:1.8rem;counter-increment:ol-counter}.block-content[data-astro-cid-d6rkpype] ol li:before{content:counter(ol-counter);position:absolute;left:0;top:0;width:1.4rem;height:1.4rem;display:flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--block-accent) 15%,transparent);border:1px solid color-mix(in srgb,var(--block-accent) 30%,transparent);border-radius:.3rem;font-size:.68rem;font-weight:700;font-family:var(--font-mono);color:var(--block-accent)}.block-content[data-astro-cid-d6rkpype] ul{list-style:none;padding-left:0;margin:.5em 0 1em}.block-content[data-astro-cid-d6rkpype] ul li{position:relative;padding-left:1.5rem;margin-bottom:.4em}.block-content[data-astro-cid-d6rkpype] ul li:before{content:"";position:absolute;left:.2rem;top:.6em;width:6px;height:6px;border-radius:50%;background:var(--block-accent);box-shadow:0 0 5px var(--block-accent)}.block-content[data-astro-cid-d6rkpype] li{margin-bottom:.35em}.block-content[data-astro-cid-d6rkpype] strong{color:var(--color-text)}.block-content[data-astro-cid-d6rkpype] a{color:var(--color-purple-glow);text-decoration:none;border-bottom:1px solid rgba(168,85,247,.3);transition:border-color .2s,color .2s}.block-content[data-astro-cid-d6rkpype] a:hover{color:var(--color-fuchsia);border-color:var(--color-fuchsia)}[data-astro-cid-d6rkpype][data-block-type=demo] .block-content[data-astro-cid-d6rkpype] .demo-placeholder{min-height:200px;border-radius:.5rem;background:#a855f70a;border:1px dashed rgba(168,85,247,.2);display:flex;align-items:center;justify-content:center;color:var(--color-text-muted);font-size:.85rem}[data-astro-cid-d6rkpype][data-block-type=exercise] .block-content[data-astro-cid-d6rkpype] .exercise-task{background:#4ade800d;border:1px solid rgba(74,222,128,.1);border-radius:.5rem;padding:1rem;margin:.75rem 0}