.home-video-section { position: relative; }
.home-video-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; max-width: 940px; }
.home-video-grid > a { display: flex; min-width: 0; min-height: 420px; flex-direction: column; overflow: hidden; border: 1px solid #11182714; border-radius: 24px; background: #ffffffd4; box-shadow: 0 18px 48px #1118270b; transition: transform .25s ease, box-shadow .25s ease; }
.home-video-grid > a:hover { transform: translateY(-4px); box-shadow: 0 28px 68px #11182716; }
.home-video-grid figure { margin: 0; overflow: hidden; aspect-ratio: 16 / 9; background: linear-gradient(145deg, #111827, #080b11); }
.home-video-grid img { display: block; width: 100%; height: 100%; object-fit: cover; }
.home-video-grid span, .home-video-grid h3, .home-video-grid strong { margin-inline: 24px; }
.home-video-grid span { margin-top: 23px; color: var(--blue); font-size: 11px; font-weight: 820; letter-spacing: .1em; text-transform: uppercase; }
.home-video-grid h3 { margin-top: 11px; margin-bottom: 12px; font-size: clamp(24px, 2.4vw, 31px); line-height: 1.08; }
.home-video-grid strong { display: inline-flex; min-height: 44px; align-items: center; margin-top: auto; margin-bottom: 17px; padding-top: 12px; }
.video-section-heading { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 36px; align-items: end; }
.video-section-heading > .text-link { margin-bottom: 4px; color: var(--blue); white-space: nowrap; }
.video-collections { display: grid; gap: 72px; margin-top: 42px; }
.video-collection { min-width: 0; }
.video-collection-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.video-collection-heading span { color: var(--blue); font-size: 11px; font-weight: 820; letter-spacing: .11em; text-transform: uppercase; }
.video-collection-heading h2 { max-width: 760px; margin: 8px 0 0; font-size: clamp(28px, 3.1vw, 43px); line-height: 1.02; }
.video-collection-heading > small { flex: 0 0 auto; padding: 8px 11px; border-radius: 999px; color: #566173; background: #e8ebf0; font-size: 11px; font-weight: 760; }
.youtube-video-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.youtube-shorts-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.youtube-card { min-width: 0; overflow: hidden; border: 1px solid #11182714; border-radius: 24px; background: #ffffffd9; box-shadow: 0 18px 46px #1118270a; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.youtube-card:hover { transform: translateY(-4px); border-color: #1652f048; box-shadow: 0 26px 64px #11182716; }
.youtube-card figure { position: relative; margin: 0; overflow: hidden; aspect-ratio: 16 / 9; background: #101725; }
.youtube-card-short figure { aspect-ratio: 9 / 16; }
.youtube-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.youtube-card:hover img { transform: scale(1.025); }
.youtube-card figure > span, .youtube-card figure > time { position: absolute; bottom: 12px; display: inline-flex; min-height: 30px; align-items: center; border-radius: 999px; color: white; background: #080b11dc; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.youtube-card figure > span { left: 12px; gap: 6px; padding: 6px 10px; font-size: 10px; font-weight: 820; letter-spacing: .08em; text-transform: uppercase; }
.youtube-play-icon { width: 0; height: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 8px solid currentColor; }
.youtube-card figure > time { right: 12px; padding: 6px 9px; font: 750 11px/1 "Space Grotesk Variable", sans-serif; }
.youtube-card > div { display: flex; min-height: 205px; flex-direction: column; padding: 22px; }
.youtube-card-short > div { min-height: 176px; padding: 19px; }
.youtube-card > div > span { color: var(--blue); font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.youtube-card h3 { margin: 10px 0 9px; font-size: 22px; line-height: 1.13; }
.youtube-card-short h3 { font-size: 18px; }
.youtube-card p { display: -webkit-box; margin: 0; overflow: hidden; color: var(--muted); line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.youtube-card strong { display: flex; align-items: center; gap: 5px; margin-top: auto; padding-top: 18px; font-size: 13px; }
.youtube-mark { display: grid; width: 42px; height: 30px; place-items: center; border-radius: 9px; color: white; background: #ff3d2e; font-size: 13px; font-style: normal; line-height: 1; }
.video-hub { padding-top: 92px; }
.video-hub-hero { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr); gap: 64px; align-items: center; min-height: 590px; padding: 58px; overflow: hidden; border-radius: 34px; color: white; background: radial-gradient(circle at 90% 7%, #ff70405c, transparent 18rem), radial-gradient(circle at 15% 90%, #1652f062, transparent 22rem), linear-gradient(145deg, #141c2b, #070a0f); box-shadow: 0 34px 100px #11182725; }
.video-hub-hero h1 { max-width: 800px; margin: 18px 0 22px; color: white; font-size: clamp(52px, 6.4vw, 84px); line-height: .94; }
.video-hub-hero > div > p { max-width: 760px; margin: 0; color: #c4ccda; font-size: 19px; line-height: 1.65; }
.video-hub-hero aside { position: relative; z-index: 1; padding: 34px; border: 1px solid #ffffff1c; border-radius: 26px; background: #ffffff0d; -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.video-hub-hero aside span { display: block; margin-top: 22px; color: #9db8ff; font-size: 10px; font-weight: 820; letter-spacing: .11em; text-transform: uppercase; }
.video-hub-hero aside strong { display: block; margin-top: 9px; font: 730 28px/1.08 "Space Grotesk Variable", sans-serif; }
.video-hub-hero aside p { margin: 17px 0 0; color: #b8c1cf; line-height: 1.6; }
.video-hub-collections { margin-top: 92px; }
.video-hub-collections .video-collections { margin-top: 0; }
.video-channel-actions { display: flex; flex-wrap: wrap; gap: 12px 22px; align-items: center; margin-top: 38px; }
.video-channel-actions .text-link { color: var(--blue); }
.video-guide-notes { margin-top: 72px; padding-top: 64px; border-top: 1px solid #11182714; }
.video-guide-notes > div:last-child { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 30px; }
.video-guide-notes article { display: grid; align-content: start; padding: 28px; border: 1px solid #11182714; border-radius: 24px; background: #ffffffd9; }
.video-guide-notes article > span { color: var(--blue); font-size: 10px; font-weight: 820; letter-spacing: .1em; text-transform: uppercase; }
.video-guide-notes h3 { margin: 10px 0 12px; font-size: 23px; line-height: 1.12; }
.video-guide-notes p { margin: 0; color: var(--muted); line-height: 1.58; }
.video-guide-notes ol { display: grid; gap: 8px; margin: 20px 0; padding: 0; list-style: none; }
.video-guide-notes li { display: grid; grid-template-columns: auto 1fr; gap: 10px; color: #475467; line-height: 1.45; }
.video-guide-notes li b { color: var(--orange); font-size: 11px; }
.video-guide-notes article > a { display: inline-flex; min-height: 44px; align-items: center; gap: 5px; margin-top: auto; color: var(--blue); font-weight: 760; }
.video-launch-state { display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .8fr); gap: 52px; margin-top: 92px; padding: 48px; border-radius: 30px; background: #edf2ff; }
.video-launch-state > div > span, .video-learning-bridge > div > span { color: var(--blue); font-size: 11px; font-weight: 820; letter-spacing: .11em; text-transform: uppercase; }
.video-launch-state h2, .video-learning-bridge h2 { margin: 12px 0; font-size: clamp(35px, 4vw, 50px); line-height: 1.02; }
.video-launch-state p, .video-learning-bridge p { margin: 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.video-launch-state ol { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; }
.video-launch-state li { display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start; padding: 18px; border: 1px solid #11182710; border-radius: 17px; background: #ffffffa8; }
.video-launch-state li > b { color: var(--orange); font: 760 20px/1 "Space Grotesk Variable", sans-serif; }
.video-launch-state li span { display: grid; gap: 4px; }
.video-launch-state li small { color: var(--muted); line-height: 1.45; }
.video-launch-state > .text-link { grid-column: 1 / -1; color: var(--blue); }
.video-learning-bridge { display: grid; grid-template-columns: minmax(0, 1fr) minmax(380px, .82fr); gap: 52px; align-items: center; margin-top: 100px; padding: 48px; border-radius: 30px; color: white; background: linear-gradient(145deg, #131b2b, #070a0f); }
.video-learning-bridge > div > span { color: #9db8ff; }
.video-learning-bridge p { color: #b7c0cf; }
.video-learning-bridge > div:last-child { display: grid; gap: 9px; }
.video-learning-bridge a { display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; align-items: center; padding: 17px 18px; border: 1px solid #ffffff14; border-radius: 16px; background: #ffffff08; }
.video-learning-bridge a small { color: #8daeff; font-size: 10px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.video-learning-bridge a strong { grid-column: 1; }
.video-learning-bridge a svg { grid-column: 2; grid-row: 1 / span 2; }
.video-detail-page { padding-top: 92px; }
.video-detail-page > article { display: grid; gap: 70px; }
.video-detail-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(380px, .82fr); gap: 56px; align-items: center; min-height: 560px; padding: 56px; overflow: hidden; border-radius: 34px; color: white; background: radial-gradient(circle at 92% 8%, #ff704055, transparent 19rem), radial-gradient(circle at 8% 92%, #1652f05d, transparent 23rem), linear-gradient(145deg, #141c2b, #070a0f); }
.video-detail-hero h1 { max-width: 820px; margin: 17px 0 22px; color: white; font-size: clamp(44px, 5.5vw, 72px); line-height: .96; }
.video-detail-hero p { max-width: 740px; color: #c4ccda; font-size: 18px; line-height: 1.64; }
.video-detail-hero .button-ghost { color: white; border-color: #ffffff32; }
.video-detail-poster { position: relative; overflow: hidden; border: 1px solid #ffffff24; border-radius: 25px; background: #101725; box-shadow: 0 30px 80px #0006; }
.video-detail-poster img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.video-detail-poster > span { position: absolute; right: 18px; bottom: 18px; display: inline-flex; gap: 8px; align-items: center; padding: 10px 14px; border-radius: 999px; color: white; background: #080b11e8; font-size: 12px; font-weight: 800; }
.video-direct-answer { margin: 0; }
.video-detail-learning { display: grid; grid-template-columns: minmax(0, 1fr) minmax(390px, .82fr); gap: 54px; align-items: start; padding: 46px; border-radius: 30px; background: #edf2ff; }
.video-detail-learning > div > span, .video-detail-description > span, .video-transcript > span, .video-source-links > div:first-child > span { color: var(--blue); font-size: 11px; font-weight: 820; letter-spacing: .1em; text-transform: uppercase; }
.video-detail-learning h2, .video-detail-description h2, .video-transcript h2, .video-source-links h2 { margin: 10px 0 14px; font-size: clamp(32px, 3.5vw, 48px); line-height: 1.02; }
.video-detail-learning p, .video-detail-description p, .video-transcript p { color: var(--muted); font-size: 17px; line-height: 1.68; white-space: pre-line; }
.video-detail-learning > div > p { color: #475467; }
.video-detail-learning ol { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; }
.video-detail-learning li { display: grid; grid-template-columns: auto 1fr; gap: 14px; padding: 18px; border: 1px solid #11182710; border-radius: 17px; background: #fffc; }
.video-detail-learning li b { color: #c2410c; }
.video-detail-learning li span { display: grid; gap: 4px; }
.video-detail-learning li small { color: #475467; line-height: 1.45; }
.video-detail-description, .video-transcript { max-width: 940px; }
.video-chapters { display: grid; grid-template-columns: minmax(0, .75fr) minmax(420px, 1fr); gap: 48px; }
.video-chapters > div > span { color: var(--blue); font-size: 11px; font-weight: 820; letter-spacing: .1em; text-transform: uppercase; }
.video-chapters h2 { margin: 10px 0 14px; font-size: clamp(32px, 3.5vw, 48px); line-height: 1.02; }
.video-chapters p { color: var(--muted); line-height: 1.65; }
.video-chapters ol { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.video-chapters a { display: grid; grid-template-columns: 54px 1fr auto; gap: 12px; align-items: center; min-height: 54px; padding: 10px 15px; border: 1px solid #11182714; border-radius: 15px; background: #fff; }
.video-chapters time { color: var(--blue); font-weight: 800; }
.video-transcript { padding: 38px; border: 1px solid #11182714; border-radius: 26px; background: #fff; }
.video-source-links { display: grid; grid-template-columns: minmax(0, 1fr) minmax(380px, .82fr); gap: 52px; padding: 46px; border-radius: 30px; color: white; background: linear-gradient(145deg, #131b2b, #070a0f); }
.video-source-links h2 { color: white; }
.video-source-links > div:last-child { display: grid; gap: 9px; }
.video-source-links a { display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; align-items: center; padding: 17px 18px; border: 1px solid #ffffff14; border-radius: 16px; background: #ffffff08; }
.video-source-links a small { color: #8daeff; font-size: 10px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.video-source-links a strong { grid-column: 1; }
.video-source-links a svg { grid-column: 2; grid-row: 1 / span 2; }

@media (max-width: 900px) {
  .video-section-heading, .video-hub-hero, .video-launch-state, .video-learning-bridge, .video-guide-notes > div:last-child, .video-detail-hero, .video-detail-learning, .video-source-links, .video-chapters { grid-template-columns: 1fr; }
  .home-video-grid { grid-template-columns: 1fr; max-width: 720px; }
  .home-video-grid > a { min-height: 0; }
  .video-section-heading > .text-link { justify-self: start; }
  .youtube-video-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .youtube-shorts-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .video-section-heading { gap: 10px; }
  .video-collections { gap: 58px; margin-top: 34px; }
  .video-collection-heading { align-items: flex-start; }
  .video-collection-heading h2 { font-size: 31px; }
  .youtube-video-grid, .youtube-shorts-grid { width: 100%; grid-auto-flow: column; grid-template-columns: none; gap: 13px; padding-bottom: 14px; overflow-x: auto; overscroll-behavior-inline: contain; scroll-snap-type: inline mandatory; scrollbar-color: var(--blue) #dfe5ef; scrollbar-width: thin; }
  .youtube-video-grid { grid-auto-columns: clamp(278px, calc(100vw - 64px), 420px); }
  .youtube-shorts-grid { grid-auto-columns: clamp(205px, calc(100vw - 128px), 280px); }
  .youtube-card { scroll-snap-align: start; }
  .youtube-card > div { min-height: 186px; padding: 20px; }
  .youtube-card-short > div { min-height: 166px; }
  .video-hub { width: min(calc(100% - 28px), 1180px); padding-top: 82px; }
  .video-hub-hero { min-height: 0; gap: 38px; padding: 34px 24px; border-radius: 25px; }
  .video-hub-hero h1 { font-size: 48px; }
  .video-hub-hero aside { padding: 24px; }
  .video-hub-collections, .video-launch-state { margin-top: 76px; }
  .video-launch-state, .video-learning-bridge { gap: 34px; padding: 30px 24px; border-radius: 25px; }
  .video-learning-bridge { margin-top: 80px; }
  .video-guide-notes { margin-top: 58px; padding-top: 48px; }
  .video-guide-notes article { padding: 22px; }
  .video-launch-state h2, .video-learning-bridge h2 { font-size: 33px; }
  .video-detail-page { width: min(calc(100% - 28px), 1180px); padding-top: 82px; }
  .video-detail-page > article { gap: 52px; }
  .video-detail-hero, .video-detail-learning, .video-source-links { gap: 32px; padding: 30px 24px; border-radius: 25px; }
  .video-detail-hero h1 { font-size: 43px; }
  .video-transcript { padding: 28px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .youtube-card, .youtube-card img { transition-duration: .01ms; }
}