:root{--fsm-green:#009C76;--fsm-green-wash:rgba(0, 156, 118, 0.09);--fsm-mint:#E4FFF4;--fsm-dash:rgba(0, 156, 118, 0.459);--fsm-blue:#0072FF;--fsm-white:#FFFFFF;--fsm-bg:#FFFFFF;--fsm-chip:#F5F5F5;--fsm-chip-ink:#6B6B6B;--fsm-icon:#9A9A9A;--fsm-thumb:#EEF2F1;--fsm-btn-ink:#1D1D1F;--fsm-btn-aside:#6B6B6B;--fsm-hero-wash:radial-gradient(at center left, var(--fsm-mint) 10%, #FFFFFF 85%);--fsm-btn-gradient:linear-gradient(180deg, #4c9aff 0%, #0072ff 45%, #0056cc 100%);--fsm-shadow-card:rgba(14, 63, 126, 0.06) 0px 0px 0px 1px,rgba(42, 51, 70, 0.03) 0px 1px 1px -0.5px,rgba(42, 51, 70, 0.04) 0px 2px 2px -1px,rgba(42, 51, 70, 0.04) 0px 3px 3px -1.5px,rgba(42, 51, 70, 0.03) 0px 5px 5px -2.5px,rgba(42, 51, 70, 0.03) 0px 10px 10px -5px,rgba(42, 51, 70, 0.03) 0px 24px 24px -8px;--fsm-shadow-hover:rgba(14, 63, 126, 0.08) 0px 0px 0px 1px,rgba(42, 51, 70, 0.05) 0px 6px 12px -4px,rgba(42, 51, 70, 0.06) 0px 18px 32px -12px;--fsm-shadow-btn:inset 0 -3px 0 #00387e,0 8px 20px rgba(0, 56, 126, 0.22);--fsm-r-card:10px;--fsm-r-row:10px;--fsm-r-chip:8px;--fsm-r-pill:100px;--fsm-content:700px;--fsm-gutter:20px;--fsm-pad-card:30px;--fsm-thumb-w:85px;--fsm-gap-card:30px;--fsm-gap-row:15px;--fsm-section:clamp(56px, 2.5rem + 4vw, 96px);--fsm-dur:0.3s;--fsm-ease-out:cubic-bezier(0.165, 0.84, 0.44, 1);--fsm-dur-arrow:240ms;--fsm-btn-arrow-w:16px;--fsm-btn-arrow-gap:8px}@supports (corner-shape:squircle){:root{--fsm-r-card:40px;--fsm-r-row:30px;--fsm-r-chip:16px}}body{margin:0;font-family:var(--nn-font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.fsm{--nn-accent:var(--fsm-green);background:var(--fsm-bg);color:var(--nn-ink);font-family:var(--nn-font-body);font-size:var(--nn-fs-body);line-height:var(--nn-lh-body);overflow-x:clip}.fsm *,.fsm ::after,.fsm ::before{box-sizing:border-box}:where(.fsm) :where(h1,h2,h3,p,ul,ol,li){margin:0;padding:0}:where(.fsm) :where(ul,ol){list-style:none}.fsm strong{font-weight:var(--nn-fw-strong);color:var(--nn-ink)}.fsm img{display:block;max-width:100%;border:0}.fsm :focus-visible{outline:2px solid var(--fsm-blue);outline-offset:3px}.fsm-container{width:100%;max-width:calc(var(--fsm-content) + 2 * var(--fsm-gutter));margin-inline:auto;padding-inline:var(--fsm-gutter)}@media (max-width:767px){.fsm{--fsm-gutter:15px}}.fsm-sprite{position:absolute;width:0;height:0;overflow:hidden}.fsm-i{flex:none;width:1.15em;height:1.15em}.fsm-card{position:relative;border-radius:var(--fsm-r-card);corner-shape:squircle;background:var(--fsm-white);box-shadow:var(--fsm-shadow-card)}.fsm-stretch{color:inherit;text-decoration:none}.fsm-stretch::before{content:"";position:absolute;inset:0;z-index:1}.fsm .fsm-stretch:focus-visible{outline:0}:is(.fsm-lesson,.fsm-locked__unit):has(.fsm-stretch:focus-visible){outline:2px solid var(--fsm-blue);outline-offset:3px}.fsm-hours{display:inline-flex;flex:none;align-items:center;gap:5px;padding:6px 9px;border-radius:var(--fsm-r-chip);corner-shape:squircle;background:var(--fsm-chip);color:var(--fsm-chip-ink);font-size:var(--nn-fs-caption);font-weight:var(--nn-fw-medium);line-height:1;white-space:nowrap}.fsm-btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 24px;border:0;border-radius:var(--fsm-r-pill);corner-shape:squircle;font-family:var(--nn-font-body);font-size:var(--nn-fs-btn);font-weight:var(--nn-fw-ui);line-height:var(--nn-lh-body);text-align:center;text-decoration:none;white-space:nowrap;cursor:pointer;transition:filter var(--fsm-dur) ease}.fsm-btn::after{content:"";flex:none;width:0;height:var(--fsm-btn-arrow-w);margin-left:0;background-color:currentColor;-webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M18.5 12H5'/><path d='M13 18c0 0 6-4.42 6-6s-6-6-6-6'/></svg>") center/contain no-repeat;mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M18.5 12H5'/><path d='M13 18c0 0 6-4.42 6-6s-6-6-6-6'/></svg>") center/contain no-repeat;opacity:0;transform:translateX(-6px);transition-property:width,margin-left,opacity,transform;transition-duration:var(--fsm-dur-arrow);transition-timing-function:var(--fsm-ease-out)}.fsm-btn:focus-visible::after,.fsm-btn:hover::after{width:var(--fsm-btn-arrow-w);margin-left:var(--fsm-btn-arrow-gap);opacity:1;transform:none}.fsm-btn--primary{background:var(--fsm-btn-gradient);color:var(--fsm-white);box-shadow:var(--fsm-shadow-btn)}.fsm-btn--primary:hover{filter:brightness(1.05)}.fsm-btn--secondary{background:var(--fsm-white);color:var(--fsm-btn-ink);box-shadow:var(--fsm-shadow-card)}.fsm-btn__aside{color:var(--fsm-btn-aside);font-weight:var(--nn-fw-body)}.fsm-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}@media (prefers-reduced-motion:reduce){.fsm-btn::after{transition:none}}.fsm .fsm-sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.fsm-hero{padding-block:clamp(36px,1.5rem + 3vw,64px);background:var(--fsm-hero-wash)}.fsm-hero__intro{display:flex;flex-direction:column;gap:16px;padding-left:20px;border-left:2px dashed var(--fsm-dash)}.fsm-hero__intro>h1{padding-bottom:4px}.fsm-hero .nn-body{color:var(--nn-ink-2)}.fsm-hero__more{font-weight:var(--nn-fw-strong);white-space:nowrap}.fsm-hero__more .fsm-i{width:1em;height:1em;margin-left:4px;vertical-align:-.12em}.fsm-units{display:flex;flex-direction:column;gap:var(--fsm-gap-card);padding-block:12px var(--fsm-gap-card)}.fsm-key{display:flex;flex-wrap:wrap;align-items:center;gap:6px 18px;color:var(--nn-ink-2);font-size:var(--nn-fs-ui);line-height:var(--nn-lh-ui)}.fsm-key__item{display:inline-flex;align-items:center;gap:6px}.fsm-key .fsm-i{color:var(--fsm-green)}.fsm-unit{display:flex;flex-direction:column;gap:20px;padding:var(--fsm-pad-card);scroll-margin-top:90px}.fsm-unit__head{display:flex;align-items:center;justify-content:space-between;gap:16px}.fsm-unit__note{margin-top:-6px;color:var(--nn-muted);font-style:italic}.fsm-lessons{display:flex;flex-direction:column;gap:var(--fsm-gap-row)}.fsm-lesson{position:relative;display:flex;align-items:center;gap:20px;min-height:var(--fsm-thumb-w);padding-left:calc(var(--fsm-thumb-w) + 20px);padding-right:16px;overflow:hidden;border-radius:var(--fsm-r-row);corner-shape:squircle;background:var(--fsm-white);box-shadow:var(--fsm-shadow-card);transition:box-shadow var(--fsm-dur) var(--fsm-ease-out),transform var(--fsm-dur) var(--fsm-ease-out)}.fsm-lesson:hover{box-shadow:var(--fsm-shadow-hover);transform:translateY(-1px)}.fsm-lesson__img{position:absolute;inset:0 auto 0 0;width:var(--fsm-thumb-w);height:100%;object-fit:cover;background:var(--fsm-thumb)}.fsm-lesson__body{display:flex;flex:1 1 auto;flex-direction:column;gap:6px;min-width:0;padding-block:12px}.fsm-lesson__title{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;color:var(--nn-ink);font-size:var(--nn-fs-small);font-weight:var(--nn-fw-medium);line-height:var(--nn-lh-small)}.fsm-stats{display:flex;flex-wrap:wrap;gap:4px 16px;color:var(--nn-muted);font-size:var(--nn-fs-caption);line-height:var(--nn-lh-caption);font-variant-numeric:tabular-nums}.fsm-stats>li{display:inline-flex;align-items:center;gap:5px}.fsm-stats .fsm-i{color:var(--fsm-icon)}.fsm-go{display:grid;flex:none;place-items:center;width:34px;height:34px;border-radius:var(--fsm-r-pill);box-shadow:inset 0 0 0 1px rgba(14,63,126,.14);color:var(--nn-muted);transition:background-color var(--fsm-dur) ease,box-shadow var(--fsm-dur) ease,color var(--fsm-dur) ease}.fsm-go .fsm-i{width:16px;height:16px;transition:transform var(--fsm-dur-arrow) var(--fsm-ease-out)}.fsm-lesson:has(.fsm-stretch:focus-visible) .fsm-go,.fsm-lesson:hover .fsm-go{background:var(--fsm-green-wash);box-shadow:inset 0 0 0 1px var(--fsm-green);color:var(--fsm-green)}.fsm-lesson:has(.fsm-stretch:focus-visible) .fsm-go .fsm-i,.fsm-lesson:hover .fsm-go .fsm-i{transform:translateX(2px)}@media (prefers-reduced-motion:reduce){.fsm-go,.fsm-go .fsm-i,.fsm-lesson{transition:none}.fsm-lesson:hover{transform:none}}@media (max-width:1024px){.fsm{--fsm-pad-card:20px}}@media (max-width:767px){.fsm{--fsm-pad-card:15px;--fsm-thumb-w:75px;--fsm-gap-row:10px}.fsm-lesson{gap:14px;padding-left:calc(var(--fsm-thumb-w) + 14px);padding-right:12px}.fsm-go{width:30px;height:30px}.fsm-lesson__title{-webkit-line-clamp:3;line-clamp:3}}.fsm-locked{display:flex;flex-direction:column;gap:var(--fsm-gap-card)}.fsm-locked__unit{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:var(--fsm-pad-card);transition:box-shadow var(--fsm-dur) var(--fsm-ease-out),transform var(--fsm-dur) var(--fsm-ease-out)}.fsm-locked__unit:hover{box-shadow:var(--fsm-shadow-hover);transform:translateY(-1px)}.fsm-locked__title{color:var(--nn-link)}.fsm-locked__title .fsm-i{width:.95em;height:.95em;margin-left:8px;vertical-align:-.12em;transition:transform var(--fsm-dur-arrow) var(--fsm-ease-out)}.fsm-locked__unit:has(.fsm-stretch:focus-visible) .fsm-locked__title,.fsm-locked__unit:hover .fsm-locked__title{color:var(--nn-link-hover)}.fsm-locked__unit:has(.fsm-stretch:focus-visible) .fsm-locked__title .fsm-i,.fsm-locked__unit:hover .fsm-locked__title .fsm-i{transform:translateX(4px)}@media (prefers-reduced-motion:reduce){.fsm-locked__title .fsm-i,.fsm-locked__unit{transition:none}.fsm-locked__unit:hover{transform:none}}.fsm-cta{margin-top:calc(var(--fsm-section) - var(--fsm-gap-card));padding-block:var(--fsm-section) calc(var(--fsm-section) * 0.75)}.fsm-cta__inner{display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center}.fsm-cta__text{max-width:560px;color:var(--nn-ink-2)}.fsm-cta .fsm-actions{margin-top:12px}