.hero { position: relative; isolation: isolate; min-height: 790px; min-height: max(790px, 100svh); background: #080c0a; overflow: hidden; }
.hero-carousel, .hero-shade { position: absolute; inset: 0; }
.hero-carousel { z-index: -3; }
.hero-carousel .carousel-inner, .hero-carousel .carousel-item { height: 100%; }
.hero-carousel img { width: 100%; height: 100%; object-fit: cover; object-position: 65% center; filter: saturate(.72); }
.hero-shade { z-index: -2; background: linear-gradient(90deg, #050907e8 0%, #05090799 38%, #05090712 74%), linear-gradient(0deg, #070a08 0%, transparent 30%, #05090755 100%); }
.hero-content { min-height: inherit; display: flex; flex-direction: column; padding-top: 130px; }
.hero-topline, .hero-bottomline { display: flex; justify-content: space-between; gap: 24px; font: 10px/1.6 'Consolas', monospace; letter-spacing: 1.8px; color: #c2ccb9; }
.hero-topline { padding-bottom: 36px; }
.signal-dot { display: inline-block; width: 6px; height: 6px; background: var(--acm-green); border-radius: 50%; margin: 0 9px 1px 0; box-shadow: 0 0 12px #b3ff5980; }
.hero-copy { padding: 18px 0 54px; margin-block: auto; max-width: 670px; }
.hero h1 { font-size: clamp(76px, 8.5vw, 132px); font-weight: 650; line-height: .92; letter-spacing: -.055em; margin: 20px 0 28px; }
.hero h1 > span { color: var(--acm-green); text-shadow: 0 0 48px #b3ff591a; }
.hero-description { color: #c4cdc4; font-size: 15px; line-height: 1.9; max-width: 395px; margin: 0 0 30px; }
.hero-actions { display: flex; align-items: center; gap: 30px; flex-wrap: wrap; }
.text-link { color: var(--acm-ink); font-size: 12px; font-weight: 600; }
.text-link span { margin-left: 10px; color: var(--acm-green); }
.hero-bottomline { align-items: center; padding: 24px 0 30px; border-top: 1px solid #c9e4bc30; }
.scroll-cue { color: #c4cdc4; font-size: 9px; }
.scroll-cue span { color: var(--acm-green); margin-left: 20px; }
.visual-caption { display: flex; align-items: center; gap: 24px; font-size: 9px; letter-spacing: 1px; }
.visual-caption strong { font-weight: 400; color: #eff5e9; }
.image-controls { display: flex; gap: 8px; }
.image-controls button { display: grid; place-items: center; border: 1px solid #8ba47780; background: #080c0a66; color: var(--acm-ink); width: 42px; height: 42px; transition: background .2s, border-color .2s; font-size: 16px; }
.image-controls button:hover { background: #26331b; border-color: var(--acm-green); }
.mission-strip { border-bottom: 1px solid var(--acm-line); background: #0d120e; }
.mission-strip > div { display: flex; justify-content: space-between; gap: 24px; padding-block: 22px; color: #93a48e; font: 9px/1.6 'Consolas', monospace; letter-spacing: 1.8px; }
.archive { padding-block: 108px; }
.section-heading { position: relative; margin-bottom: 42px; }
.section-heading .eyebrow { margin-bottom: 14px; }
.section-heading h2 { font-size: clamp(34px, 4vw, 52px); font-weight: 500; }
.section-index { position: absolute; right: 0; bottom: 8px; color: var(--acm-muted); font: 11px 'Consolas', monospace; }
.archive-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.archive-card { position: relative; isolation: isolate; overflow: hidden; display: flex; flex-direction: column; justify-content: flex-end; min-height: 370px; border: 1px solid #4c604440; padding: 36px; color: var(--acm-ink); background: #0e1711; }
.archive-card::before { content: ''; position: absolute; inset: 0; z-index: -2; background: url('/images/david-enigma.jpg') 62% center / cover; opacity: .45; transition: transform .5s, opacity .5s; }
.archive-card:nth-child(2)::before { background-image: url('/images/carousel/zeta-observatory.jpg'); }
.archive-card:nth-child(3)::before { background-image: url('/images/carousel/zeta-gateway-v1.jpg'); }
.archive-card::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, #080e0bf5, #080e0b66); }
.archive-card:hover { color: var(--acm-ink); border-color: #739949; }
.archive-card:hover::before { transform: scale(1.035); opacity: .65; }
.card-number { color: #c4d0bd; font: 10px 'Consolas', monospace; letter-spacing: 1.8px; margin-bottom: auto; }
.card-arrow { position: absolute; right: 30px; top: 23px; color: var(--acm-green); font-size: 26px; }
.archive-card h3 { font-size: 32px; margin-top: 55px; font-weight: 500; }
.archive-card p { color: #b8c4b7; font-size: 14px; line-height: 1.8; max-width: 350px; }
.card-link { display: block; margin-top: 18px; color: var(--acm-green); font: 10px 'Consolas', monospace; letter-spacing: 1.5px; }
.card-link span { margin-left: 12px; }
.liaison { display: grid; grid-template-columns: 280px 1fr 90px; align-items: center; gap: 64px; border-top: 1px solid var(--acm-line); padding-block: 72px 100px; }
.profile-frame { border: 1px solid var(--acm-line); padding: 8px; background: #101610; }
.profile-frame img { width: 100%; height: 290px; object-fit: cover; object-position: top; filter: saturate(.55); }
.profile-frame > span { display: block; color: var(--acm-muted); padding: 13px 4px 5px; font: 9px 'Consolas', monospace; letter-spacing: 1px; }
.liaison h2 { font-size: 48px; font-weight: 500; }
.liaison h2 span { color: var(--acm-green); }
.liaison-role { color: var(--acm-green); font: 9px/1.8 'Consolas', monospace; letter-spacing: 1px; margin: 20px 0; }
.liaison-copy > p:not([class]) { font-size: 14px; line-height: 1.9; color: var(--acm-muted); max-width: 640px; }
.liaison-mark { font: 130px Georgia, serif; color: #b3ff5933; }
@media (min-width: 1600px) { .hero-copy { padding-block: 50px 80px; } }
@media (max-width: 991px) { .hero h1 { font-size: 100px; } .liaison { grid-template-columns: 220px 1fr; gap: 36px; } .liaison-mark { display: none; } .visual-caption > span { display: none; } }
@media (max-width: 767px) {
    .hero { min-height: 850px; min-height: max(800px, 100svh); }
    .hero-content { padding-top: 110px; }
    .hero-topline { font-size: 8px; letter-spacing: 1px; padding-bottom: 45px; }
    .hero-topline > span:last-child { display: none; }
    .hero-carousel img { object-position: 68% center; }
    .hero-carousel img.hero-zeta-scene { object-position: 76% center; }
    .hero-shade { background: linear-gradient(90deg, #050907b8, #05090733), linear-gradient(0deg, #070a08 2%, #070a0899 48%, #070a0822 100%); }
    .hero h1 { font-size: clamp(68px, 15vw, 100px); }
    .hero-copy { padding-block: 28px 48px; }
    .hero-description { font-size: 14px; max-width: 330px; }
    .hero-actions { gap: 22px; }
    .hero-bottomline { gap: 12px; }
    .scroll-cue { font-size: 8px; letter-spacing: 1px; }
    .scroll-cue span { margin-left: 8px; }
    .image-controls { gap: 6px; }
    .image-controls button { width: 38px; height: 42px; }
    .mission-strip > div { font-size: 8px; letter-spacing: 1px; }
    .mission-strip span:not(:first-child) { display: none; }
    .archive { padding-block: 64px; }
    .archive-grid { grid-template-columns: 1fr; gap: 20px; }
    .archive-card { padding: 28px; min-height: 340px; }
    .section-heading { margin-bottom: 30px; }
    .section-index { display: none; }
    .liaison { grid-template-columns: 1fr; gap: 32px; padding-block: 48px 64px; }
    .profile-frame { max-width: 280px; }
    .liaison h2 { font-size: 38px; }
}