.ms-gate[data-astro-cid-cnqmto7w]{position:fixed;inset:0;z-index:2000;display:flex;align-items:center;justify-content:center;padding:24px;background:#f8fbfff7;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.ms-gate__panel[data-astro-cid-cnqmto7w]{max-width:460px;width:100%;padding:28px;text-align:center;background:#fff;border:1px solid #e1ecf7;border-radius:16px;box-shadow:0 10px 30px #0166b41f}.ms-gate__status[data-astro-cid-cnqmto7w]{margin:0;color:#495057;font-size:1.05rem}.ms-gate__title[data-astro-cid-cnqmto7w]{margin:0 0 10px;font-size:1.4rem}.ms-gate__text[data-astro-cid-cnqmto7w]{margin:0 0 20px;color:#495057;line-height:1.6}.course-player[data-astro-cid-cnqmto7w]{width:100%}.course-content[data-astro-cid-cnqmto7w]{max-width:980px;margin:0 auto;padding:8px 0 40px}@media(min-width:1100px){main:has(.course-player){max-width:1160px}}.lesson-course-id[data-astro-cid-cnqmto7w]{margin:0 0 10px;font-size:.9rem;line-height:1.3;color:#6c757d}.lesson-course-id__label[data-astro-cid-cnqmto7w]{font-weight:700;color:#495057}.lesson-toolbar[data-astro-cid-cnqmto7w]{position:sticky;top:var(--course-sticky-top, 0px);z-index:50;margin:0 0 16px;padding:6px 8px;background:#fffffff0;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid #eef1f5;border-radius:10px;box-shadow:0 1px 3px #0000000a}.lesson-toolbar__inner[data-astro-cid-cnqmto7w]{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.lesson-toolbar__jump[data-astro-cid-cnqmto7w]{display:flex;align-items:center;flex:1 1 240px;min-width:0}.lesson-toolbar__select[data-astro-cid-cnqmto7w]{flex:1 1 auto;min-width:0;max-width:100%;padding:6px 10px;border:1px solid #d6dee8;border-radius:7px;background:#fff;font-family:inherit;font-size:.9rem;color:#1f2933;cursor:pointer}.lesson-toolbar__select[data-astro-cid-cnqmto7w]:focus-visible{outline:2px solid var(--color-primary, #0166b4);outline-offset:1px}.lesson-toolbar__discussion[data-astro-cid-cnqmto7w]{display:flex;align-items:center;flex:0 0 auto}.lesson-toolbar__steps[data-astro-cid-cnqmto7w]{display:flex;align-items:center;gap:8px;flex:0 0 auto}.lesson-toolbar__steps[data-astro-cid-cnqmto7w] .btn[data-astro-cid-cnqmto7w]{white-space:nowrap;padding:.4rem .8rem;font-size:.9rem;border-radius:7px}.lesson-toolbar__prev[data-astro-cid-cnqmto7w][disabled],.lesson-toolbar__next[data-astro-cid-cnqmto7w][disabled]{opacity:.4;cursor:default;pointer-events:none}.lesson-breadcrumb[data-astro-cid-cnqmto7w]{font-size:.85rem;font-weight:600;letter-spacing:.02em;text-transform:uppercase;color:#6c757d;margin:0 0 8px}.lesson-title[data-astro-cid-cnqmto7w]{font-size:1.9rem;line-height:1.2;margin:0;overflow-wrap:anywhere}.lesson-rule[data-astro-cid-cnqmto7w]{border:0;border-top:1px solid #e6ecf3;margin:16px 0 24px}.lesson-body[data-astro-cid-cnqmto7w]{line-height:1.75;font-size:1.0625rem;color:#222}.lesson-intro[data-astro-cid-cnqmto7w]{margin-bottom:24px;line-height:1.75;font-size:1.0625rem}.course-media-center{text-align:center;margin:1.5rem 0}.course-media-center img{width:200px;max-width:100%;height:auto}.lesson-intro[data-astro-cid-cnqmto7w] .course-media-text[data-astro-cid-cnqmto7w]{margin-top:10px}.lesson-video[data-astro-cid-cnqmto7w]{display:flex;flex-direction:column;align-items:flex-start;gap:1rem;width:100%;margin:24px 0}.lesson-video[data-astro-cid-cnqmto7w] h4[data-astro-cid-cnqmto7w]{margin:0;max-width:820px;width:100%}.lesson-interactive[data-astro-cid-cnqmto7w]{background:#f8f9fa;border:1px solid #e5e7eb;border-radius:8px;padding:16px;color:#6c757d;font-style:italic}.course-accordion[data-astro-cid-cnqmto7w]{margin:24px 0;display:flex;flex-direction:column;gap:10px}.course-accordion__item[data-astro-cid-cnqmto7w]{border:1px solid #e1ecf7;border-radius:10px;background:#fff;overflow:hidden}.course-accordion__summary[data-astro-cid-cnqmto7w]{list-style:none;cursor:pointer;padding:14px 44px 14px 18px;font-weight:600;font-size:1.05rem;color:#0166b4;background:#f8fbff;position:relative;user-select:none}.course-accordion__summary[data-astro-cid-cnqmto7w]::-webkit-details-marker{display:none}.course-accordion__summary[data-astro-cid-cnqmto7w]:after{content:"";position:absolute;right:18px;top:50%;width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:7px solid #0166b4;transform:translateY(-50%);transition:transform .2s ease}.course-accordion__item[data-astro-cid-cnqmto7w][open]>.course-accordion__summary[data-astro-cid-cnqmto7w]:after{transform:translateY(-50%) rotate(180deg)}.course-accordion__summary[data-astro-cid-cnqmto7w]:hover{background:#eef4fb}.course-accordion[data-astro-cid-cnqmto7w] .accordion-content[data-astro-cid-cnqmto7w]{padding:16px 18px;line-height:1.7;border-top:1px solid #e1ecf7}.course-slides[data-astro-cid-cnqmto7w]{margin:24px 0;padding:16px;border:1px solid #e1ecf7;border-radius:10px;background:#f8fbff}.course-slides__title[data-astro-cid-cnqmto7w]{margin:0 0 12px;color:#0166b4}.course-slides__stage[data-astro-cid-cnqmto7w]{display:flex;justify-content:center}.course-slides__slide[data-astro-cid-cnqmto7w]{margin:0;width:100%;text-align:center}.course-slides__slide[data-astro-cid-cnqmto7w][hidden]{display:none}.course-slides__img[data-astro-cid-cnqmto7w]{max-width:100%;height:auto;border-radius:8px;display:inline-block}.course-slides__caption[data-astro-cid-cnqmto7w]{margin-top:10px;font-size:.95rem;color:#4b5563;line-height:1.5}.course-slides__controls[data-astro-cid-cnqmto7w]{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:14px}.course-slides__counter[data-astro-cid-cnqmto7w]{font-weight:600;color:#0166b4;min-width:5.5rem;text-align:center}.course-slides__jump[data-astro-cid-cnqmto7w]{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:12px}.course-slides__jump-btn[data-astro-cid-cnqmto7w]{min-width:40px;min-height:40px;padding:6px 10px;border:1px solid #0166b4;border-radius:8px;background:#fff;color:#0166b4;font-family:inherit;font-size:.95rem;font-weight:600;line-height:1;cursor:pointer;transition:background .15s ease,color .15s ease,border-color .15s ease}.course-slides__jump-btn[data-astro-cid-cnqmto7w]:hover{background:#eef4fb}.course-slides__jump-btn[data-astro-cid-cnqmto7w].is-current{background:#0166b4;color:#fff;border-color:#0166b4}.course-slides__jump-btn[data-astro-cid-cnqmto7w]:focus-visible{outline:2px solid #0166b4;outline-offset:2px}@media(max-width:768px){main:has(.course-player){width:100%;max-width:none;margin:24px auto 0;padding:0 16px 40px}.course-content[data-astro-cid-cnqmto7w]{width:100%;max-width:none;padding:4px 0 28px}.lesson-toolbar[data-astro-cid-cnqmto7w]{margin-bottom:14px;padding:6px 8px}.lesson-toolbar__inner[data-astro-cid-cnqmto7w]{gap:8px}.lesson-toolbar__jump[data-astro-cid-cnqmto7w]{flex:1 1 100%;order:1}.lesson-toolbar__steps[data-astro-cid-cnqmto7w]{flex:1 1 100%;flex-wrap:wrap;gap:8px;order:2}.lesson-toolbar__discussion[data-astro-cid-cnqmto7w]{flex:1 1 100%;order:3;justify-content:center}.lesson-toolbar__steps[data-astro-cid-cnqmto7w] .btn[data-astro-cid-cnqmto7w]{flex:1 1 0;min-width:0;text-align:center}.lesson-title[data-astro-cid-cnqmto7w]{font-size:1.45rem}.course-slides[data-astro-cid-cnqmto7w]{padding:12px}.course-slides__stage[data-astro-cid-cnqmto7w],.course-slides__slide[data-astro-cid-cnqmto7w]{width:100%}.course-slides__img[data-astro-cid-cnqmto7w]{width:100%;max-width:100%;height:auto}.course-slides__controls[data-astro-cid-cnqmto7w]{flex-wrap:wrap;gap:10px}body:has(.course-player) .site-footer{width:100%;margin-top:24px}}@media(max-width:380px){.lesson-toolbar__steps[data-astro-cid-cnqmto7w] .btn[data-astro-cid-cnqmto7w]{flex:1 1 100%;width:100%}}.video-thumb[data-astro-cid-cnqmto7w]{position:relative;cursor:pointer;display:inline-block;width:100%;max-width:640px}.video-thumbnail[data-astro-cid-cnqmto7w]{width:100%;border-radius:8px;display:block}.video-play-btn[data-astro-cid-cnqmto7w]{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#0066b4d9;color:#fff;border:none;border-radius:50%;width:64px;height:64px;font-size:1.5rem;cursor:pointer;transition:background .2s ease}.video-play-btn[data-astro-cid-cnqmto7w]:hover{background:#0066b4}.video-modal[data-astro-cid-cnqmto7w]{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000d9;z-index:1000;display:flex;align-items:center;justify-content:center}.video-modal-inner[data-astro-cid-cnqmto7w]{position:relative;width:90%;max-width:900px}.video-modal-close[data-astro-cid-cnqmto7w]{position:absolute;top:-40px;right:0;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}.video-wrapper[data-astro-cid-cnqmto7w]{position:relative;padding-bottom:56.25%;height:0}.video-wrapper[data-astro-cid-cnqmto7w] iframe[data-astro-cid-cnqmto7w]{position:absolute;top:0;left:0;width:100%;height:100%;border:0}.video-chapters[data-astro-cid-cnqmto7w]{margin-top:1rem;padding:1rem;border:1px solid #d9e3f0;border-radius:12px;background:#f8fbff}.video-chapters__title[data-astro-cid-cnqmto7w]{margin:0 0 .75rem;font-weight:600;color:#0166b4}.video-chapters__list[data-astro-cid-cnqmto7w]{display:flex;flex-wrap:wrap;gap:.5rem}.video-chapters__btn[data-astro-cid-cnqmto7w]{border:1px solid #0166b4;background:#fff;color:#0166b4;border-radius:999px;padding:.45rem .85rem;font-size:.95rem;cursor:pointer;transition:background .2s ease,color .2s ease}.video-chapters__btn[data-astro-cid-cnqmto7w]:hover{background:#0166b4;color:#fff}