.home-video-demos { padding: 5rem 0 6rem; border-top: 1px solid var(--border-color, #e2e8f0); scroll-margin-top: 6rem; }
.home-video-demos .section-heading { max-width: 750px; }
.home-video-demos .tutorial-library-link { display: inline-flex; align-items: center; gap: .5rem; margin-top: .5rem; color: #1d4ed8; font-weight: 700; }
.tutorial-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
.tutorial-card { min-width: 0; display: flex; flex-direction: column; overflow: hidden; border: 1px solid #dce4eb; border-radius: 1rem; background: #fff; color: #13233d; text-decoration: none; transition: border-color .15s, box-shadow .15s; }
.tutorial-card:hover { color: #13233d; border-color: #8ba5dc; box-shadow: 0 10px 30px #13233d0b; }
.tutorial-card:focus-visible { outline: 3px solid #2657e8; outline-offset: 4px; }
.tutorial-card.is-selected { border-color: #008776; box-shadow: 0 0 0 1px #008776; }
.tutorial-card-image { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #edf3f8; border-bottom: 1px solid #e5eaf1; }
.tutorial-card-image img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.tutorial-card-play { position: absolute; left: 1rem; bottom: 1rem; display: grid; place-items: center; width: 2.75rem; height: 2.75rem; border-radius: 50%; background: #fff; color: #2657e8; box-shadow: 0 3px 14px #13233d24; font-size: 1.6rem; }
.tutorial-duration { position: absolute; right: .8rem; bottom: .85rem; padding: .2rem .5rem; border-radius: .35rem; background: #13233de8; color: #fff; font-size: .75rem; font-weight: 700; }
.tutorial-card-copy { display: flex; flex: 1; flex-direction: column; padding: 1.3rem; }
.tutorial-category { color: #00786b; font-size: .73rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.tutorial-card h3 { margin: .5rem 0 .55rem; font-size: 1.08rem; line-height: 1.4; }
.tutorial-card p { margin: 0 0 1.1rem; color: #5b6b7f; font-size: .9rem; line-height: 1.6; }
.tutorial-watch { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin-top: auto; padding-top: .85rem; border-top: 1px solid #edf0f5; color: #2657e8; font-size: .85rem; font-weight: 700; }
.tutorial-page { padding: 3.5rem 0 6rem; }
.tutorial-page-heading { max-width: 820px; margin-bottom: 2.5rem; }
.tutorial-page-heading h1 { margin: .5rem 0 1rem; font-size: clamp(2.1rem, 4vw, 3.2rem); line-height: 1.15; letter-spacing: -.04em; }
.tutorial-page-heading p, .tutorial-library-heading p { margin: 0; color: #5b6b7f; line-height: 1.7; }
.tutorial-selected { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, 1fr); gap: 2.5rem; align-items: start; }
.tutorial-player-column { min-width: 0; }
.tutorial-views { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .75rem; padding: .35rem; border: 1px solid #dce4eb; border-radius: .7rem; background: #f3f6fa; }
.tutorial-views a { display: inline-flex; flex: 1; justify-content: center; align-items: center; gap: .5rem; padding: .7rem .8rem; border-radius: .4rem; color: #42536c; font-size: .88rem; font-weight: 700; text-decoration: none; }
.tutorial-views a.is-active { background: #fff; color: #2657e8; box-shadow: 0 1px 5px #13233d14; }
.tutorial-views a:focus-visible, .tutorial-contact:focus-visible { outline: 3px solid #2657e8; outline-offset: 3px; }
.tutorial-player-stage { position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden; border-radius: .8rem; background: #111e38; }
.tutorial-player-stage video { display: block; width: 100%; height: min(650px, 76vh); object-fit: contain; }
.tutorial-start { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; padding: 0; background: #111e38; color: #fff; cursor: pointer; }
.tutorial-start[hidden] { display: none; }
.tutorial-start img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.tutorial-start-content { position: relative; display: inline-flex; flex-direction: column; align-items: center; gap: .7rem; padding: 1.25rem; border-radius: 1rem; background: #111e38d9; font-size: .9rem; font-weight: 700; }
.tutorial-start-icon { display: grid; place-items: center; width: 4rem; height: 4rem; border-radius: 50%; background: #fff; color: #2657e8; font-size: 2.4rem; }
.tutorial-start:focus-visible { outline: 4px solid #57d7bd; outline-offset: -5px; }
.tutorial-video-status { margin: .75rem 0; color: #9c3425; font-size: .9rem; }
.tutorial-player-note { margin: .8rem 0; color: #5b6b7f; font-size: .8rem; line-height: 1.5; }
.tutorial-transcript { border-top: 1px solid #dce4eb; padding: 1rem 0; }
.tutorial-transcript summary { color: #334155; cursor: pointer; font-size: .9rem; font-weight: 700; }
.tutorial-transcript p { margin: 1rem 0 0; color: #5b6b7f; font-size: .9rem; line-height: 1.7; }
.tutorial-detail { padding-top: 4rem; }
.tutorial-detail h2 { margin: .6rem 0 1rem; font-size: clamp(1.7rem, 3vw, 2.3rem); line-height: 1.2; letter-spacing: -.035em; }
.tutorial-benefit { margin-bottom: 1.9rem; color: #00786b; font-size: 1.1rem; line-height: 1.65; }
.tutorial-detail h3 { font-size: .92rem; }
.tutorial-detail ol { display: grid; gap: .8rem; margin: 1rem 0 1.75rem; padding-left: 1.3rem; color: #42536c; font-size: .94rem; line-height: 1.6; }
.tutorial-detail li { padding-left: .35rem; }
.tutorial-detail li::marker { color: #2657e8; font-weight: 700; }
.tutorial-availability { padding: 1rem; border-left: 3px solid #b2dcd5; background: #f3f9f8; color: #496364; font-size: .83rem; line-height: 1.6; }
.tutorial-contact { display: block; margin-top: 1rem; color: #2657e8; font-size: .85rem; line-height: 1.6; }
.tutorial-library { margin-top: 4rem; padding-top: 3rem; border-top: 1px solid #dce4eb; }
.tutorial-library-heading { display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-bottom: 1.75rem; }
.tutorial-library-heading h2 { margin: .5rem 0 0; font-size: 2rem; letter-spacing: -.035em; }
.tutorial-library-heading p { max-width: 360px; font-size: .9rem; }
@media (max-width: 991.98px) {
    .tutorial-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .tutorial-selected { grid-template-columns: minmax(0, 1.2fr) minmax(245px, 1fr); gap: 1.5rem; }
}
@media (max-width: 767.98px) {
    .home-video-demos { padding: 3rem 0 4rem; }
    .tutorial-page { padding: 2.5rem 0 4rem; }
    .tutorial-selected { grid-template-columns: minmax(0, 1fr); }
    .tutorial-detail { padding-top: 0; }
    .tutorial-library-heading { align-items: start; flex-direction: column; gap: .8rem; }
}
@media (max-width: 575.98px) {
    .tutorial-cards { grid-template-columns: minmax(0, 1fr); }
    .tutorial-player-stage video { height: min(580px, 72vh); }
}
@media (prefers-reduced-motion: reduce) {
    .tutorial-card { transition: none; }
}