.video-library { padding-top: 144px; }
.demo-intro { padding-bottom: 44px; }
.demo-intro > p:first-child { color: var(--primary); font-size: .76rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; margin-bottom: 18px; }
.demo-intro h1 { font-size: clamp(2.6rem, 5vw, 4.7rem); line-height: 1.08; letter-spacing: -.055em; margin-bottom: 22px; }
.demo-intro > p:last-child { max-width: 700px; color: var(--on-surface-variant); font-size: 1.12rem; line-height: 1.8; }
.demo-featured { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 48px; background: var(--surface-low); border-radius: 32px; padding: 40px; }
.demo-featured-copy h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1.2; letter-spacing: -.035em; margin: 14px 0 20px; }
.demo-featured-copy > p:not(.eyebrow) { color: var(--on-surface-variant); line-height: 1.8; margin-bottom: 20px; }
.demo-featured-player { min-width: 0; border-radius: 18px; overflow: hidden; box-shadow: 0 18px 44px #002f841a; background: #0b1c30; }
.demo-featured video, .demo-card video { width: 100%; height: auto; aspect-ratio: 16 / 9; display: block; background: #0b1c30; }
.demo-language { font-size: .8rem; display: flex; align-items: center; gap: 12px; }
.demo-duration { background: #fff; color: var(--primary); padding: 4px 10px; border-radius: 20px; font-weight: 800; }
.demo-data-note { font-size: .8rem; line-height: 1.8; color: var(--on-surface-variant); padding: 22px 18px 0; }
.demo-library-section { padding-top: 76px; }
.demo-library-section > h2 { margin: 14px 0 28px; font-size: clamp(1.7rem, 3vw, 2.4rem); letter-spacing: -.035em; }
.demo-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.demo-filters[hidden] { display: none; }
.demo-filters button { border: 0; border-radius: 24px; padding: 12px 18px; background: var(--surface-low); color: var(--on-surface); font: 600 .8rem/1.4 Inter, sans-serif; cursor: pointer; min-height: 44px; }
.demo-filters button[aria-pressed="true"] { color: #fff; background: var(--primary); }
.demo-result-count { color: var(--on-surface-variant); font-size: .8rem; margin-bottom: 24px; }
.demo-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
.demo-card { min-width: 0; background: #fff; border-radius: 24px; overflow: hidden; box-shadow: 0 14px 36px #002f8409; scroll-margin-top: 110px; }
.demo-card[hidden] { display: none; }
.demo-card-player { background: #0b1c30; }
.demo-card-copy { padding: 24px; }
.demo-card-meta { display: flex; justify-content: space-between; gap: 14px; color: var(--primary); font-size: .7rem; font-weight: 700; margin-bottom: 16px; }
.demo-card-copy h3 { font-size: 1.18rem; line-height: 1.4; letter-spacing: -.025em; margin-bottom: 12px; }
.demo-card-copy > p { font-size: .86rem; color: var(--on-surface-variant); line-height: 1.8; margin-bottom: 20px; }
.demo-permalink { font-size: .78rem; }
.demo-library-cta { text-align: center; margin-top: 72px; margin-bottom: 80px; background: var(--surface-low); padding: 48px 24px; border-radius: 28px; }
.demo-library-cta h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); margin-bottom: 18px; letter-spacing: -.035em; }
.demo-library-cta p { color: var(--on-surface-variant); margin: 0 auto 28px; max-width: 650px; line-height: 1.8; }
.demo-home-section { padding-top: 64px; padding-bottom: 64px; }
.hero-video-link { display: inline-block; margin-top: 22px; color: #fff; text-underline-offset: 5px; text-decoration: underline; font-weight: 600; font-size: .88rem; }
#video-02 { scroll-margin-top: 110px; }
@media (min-width: 901px) and (max-width: 1180px) {
 .nav-inner { gap: 14px; }
 .nav-links { gap: 14px; }
 .nav-links a { font-size: .75rem; white-space: nowrap; }
 .nav-cta { padding-left: 12px; padding-right: 12px; white-space: nowrap; }
 .nav-logo-img { width: 130px; }
}
@media (max-width: 1000px) {
 .demo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
 .demo-featured { gap: 28px; padding: 30px; }
}
@media (max-width: 700px) {
 .video-library { padding-top: 116px; }
 .demo-intro { padding-bottom: 30px; }
 .demo-featured { grid-template-columns: 1fr; gap: 28px; padding: 24px; border-radius: 24px; }
 .demo-featured-player { border-radius: 12px; }
 .demo-library-section { padding-top: 48px; }
 .demo-grid { grid-template-columns: 1fr; gap: 22px; }
 .demo-filters { gap: 8px; }
 .demo-filters button { padding: 11px 14px; }
 .demo-card-copy { padding: 22px; }
 .demo-library-cta { margin-top: 48px; margin-bottom: 48px; }
 .demo-home-section { padding-top: 40px; padding-bottom: 40px; }
}