*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;max-width:100%;overflow-x:hidden}body{padding-top:var(--header-h);font-family:var(--font-sans);font-size:1.0625rem;line-height:1.7;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.course-header{position:relative;min-height:260px;background:url(/images/course/banner-photo.jpg) center / cover no-repeat;display:flex;align-items:center;color:#fff}.course-header-fade{position:absolute;inset:0;background:linear-gradient(180deg,#10201a8c,#10201ac7)}.course-header-container{position:relative;z-index:1;max-width:1140px;margin:0 auto;padding:48px 20px;width:100%;text-align:center}.course-header-eyebrow{display:inline-block;padding:6px 14px;border-radius:4px;background:#ffffff1f;border:1px solid rgba(255,255,255,.22);font-size:.75rem;font-weight:650;letter-spacing:.12em;text-transform:uppercase;color:#d9efe3}.course-header-title{font-family:var(--font-heading);font-size:clamp(2rem,1.4rem + 2.6vw,3.25rem);font-weight:800;letter-spacing:-.02em;line-height:1.1;color:#fff;margin:16px auto 0;max-width:20ch;text-wrap:balance}.lesson-container{max-width:1140px;margin:0 auto;padding:0 20px}.lesson{padding:48px 0 24px}.lesson-title{font-family:var(--font-heading);font-size:clamp(1.75rem,1.3rem + 1.8vw,2.6rem);font-weight:800;letter-spacing:-.02em;line-height:1.15;color:var(--ink);text-align:center;margin:0 auto 32px;max-width:26ch;text-wrap:balance}.lesson-row{display:grid;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}.lesson-video{background:#000}.lesson-video-wrap{position:relative;aspect-ratio:16 / 9}.lesson-video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.lesson-info{padding:24px 22px 28px}.lesson-desc{font-size:1.05rem;line-height:1.75;color:var(--ink-2);margin:0 0 8px}.lesson-resources-title{font-family:var(--font-heading);font-size:1.25rem;font-weight:800;letter-spacing:-.01em;color:var(--ink);margin:22px 0 12px}.lesson-resources{list-style:none;padding:0;margin:0}.lesson-resources li{position:relative;padding-left:22px;font-size:1rem;line-height:1.6;color:var(--ink-2);margin-bottom:8px}.lesson-resources li:before{content:"";position:absolute;left:4px;top:.68em;width:6px;height:6px;border-radius:50%;background:var(--brand)}.lesson-resources a{color:var(--brand-ink);font-weight:600;text-decoration:underline;text-decoration-color:#1ab56b59;text-underline-offset:3px}.lesson-resources a:hover{text-decoration-color:currentColor}.lesson-worksheet{text-align:center;margin-top:28px}.lesson-worksheet-btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 28px;border-radius:4px;background:var(--brand);color:#fff!important;font-size:1.02rem;font-weight:600;text-decoration:none!important;box-shadow:0 1px #ffffff26 inset,0 10px 22px -12px #1ab56bcc;transition:background .2s var(--ease),transform .2s var(--ease)}.lesson-worksheet-btn:hover{background:var(--brand-ink)}.day-nav{padding:40px 0 80px}.day-nav-list{list-style:none;display:grid;grid-template-columns:minmax(0,1fr);gap:18px;padding:0;margin:0 auto;max-width:420px}.day-nav-item{min-width:0}.day-nav-link,.day-nav-locked{display:block;height:100%;padding:10px 10px 16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);text-decoration:none!important;transition:border-color .25s var(--ease),box-shadow .25s var(--ease),transform .25s var(--ease)}.day-nav-link:hover{color:var(--ink);border-color:var(--line-2);box-shadow:var(--shadow);transform:translateY(-2px)}.day-nav-item--current .day-nav-link{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}.day-nav-locked{cursor:default;opacity:.6}.day-nav-thumb{position:relative;border-radius:4px;overflow:hidden}.day-nav-thumb img{width:100%;height:auto;display:block}.day-nav-overlay{position:absolute;inset:0;background-repeat:no-repeat;background-position:center;background-size:54px auto}.day-nav-overlay--play{background-image:url(/images/course/play-button.png);background-color:#10201a2e}.day-nav-overlay--lock{background-image:url(/images/course/padlock.png);background-color:#10201a99}.day-nav-label{font-size:.72rem;font-weight:650;letter-spacing:.12em;color:var(--brand-ink);margin:14px 4px 4px}.day-nav-desc{font-family:var(--font-heading);font-size:1.02rem;font-weight:800;letter-spacing:-.005em;line-height:1.35;color:var(--ink);margin:0 4px}@media(min-width:600px){.day-nav-list{grid-template-columns:repeat(2,minmax(0,1fr));max-width:none}}@media(min-width:768px){.course-header{min-height:300px}.lesson{padding:64px 0 32px}.lesson-info{padding:28px 32px 32px}}@media(min-width:992px){.day-nav-list{grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}}