:root {
  --navy-950: #050c14;
  --navy-900: #07111d;
  --navy-850: #0b1927;
  --navy-800: #102335;
  --paper: #f1f0eb;
  --white: #f8fbfc;
  --ink: #101820;
  --muted: #9aabba;
  --gold: #cfb991;
  --gold-bright: #e3c989;
  --cyan: #6ed8e3;
  --line-dark: rgba(255, 255, 255, 0.14);
  --line-light: rgba(16, 24, 32, 0.18);
  --shell: 1360px;
  --gutter: clamp(1.25rem, 3.5vw, 4.75rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--navy-900); color: var(--white); font-family: "Avenir Next", "Segoe UI", Helvetica, Arial, sans-serif; font-size: 1rem; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }
.site-shell { width: min(100%, calc(var(--shell) + (2 * var(--gutter)))); margin: 0 auto; padding-inline: var(--gutter); }
.skip-link { position: fixed; left: 1rem; top: 1rem; z-index: 1000; transform: translateY(-180%); background: var(--gold); color: var(--ink); padding: .65rem 1rem; font-weight: 700; }
.skip-link:focus { transform: translateY(0); }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; border-bottom: 1px solid transparent; transition: background-color .2s ease, border-color .2s ease; }
.site-header.is-scrolled { background: rgba(5, 12, 20, .94); border-color: var(--line-dark); backdrop-filter: blur(16px); }
.header-inner { min-height: 5.2rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: flex; align-items: center; gap: .9rem; flex-shrink: 0; }
.brand img { width: 139px; height: auto; object-fit: contain; }
.site-nav { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2rem); }
.site-nav > a { position: relative; color: #c8d2da; font-size: .88rem; font-weight: 600; letter-spacing: .02em; padding: .55rem 0; }
.site-nav > a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: .2rem; height: 1px; background: var(--gold-bright); transition: right .2s ease; }
.site-nav > a:hover, .site-nav > a.is-active { color: var(--white); }
.site-nav > a:hover::after, .site-nav > a.is-active::after { right: 0; }
.site-nav .platform-link { border: 1px solid var(--line-dark); padding: .65rem .9rem; color: var(--gold-bright); }
.site-nav .platform-link::after { display: none; }
.site-nav .platform-link:hover { border-color: var(--gold); }
.site-nav .guest-link { color: var(--gold-bright); }
.nav-toggle { min-width: 44px; min-height: 44px; display: none; justify-content: center; border: 0; background: none; color: var(--white); align-items: center; gap: .75rem; padding: .5rem; cursor: pointer; }
.nav-toggle-label { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; }
.nav-toggle-icon { width: 24px; display: grid; gap: 6px; }
.nav-toggle-icon i { display: block; height: 1px; background: currentColor; transition: transform .2s ease; }

.hero { position: relative; overflow: hidden; display: grid; align-items: center; padding: 7.75rem 0 4.5rem; background: radial-gradient(circle at 86% 15%, rgba(34, 105, 134, .28), transparent 32%), var(--navy-900); }
.hero::before, .page-hero::before { content: ""; position: absolute; width: 33rem; height: 33rem; border: 1px solid rgba(207, 185, 145, .13); border-radius: 50%; right: -14rem; top: 8rem; box-shadow: 0 0 0 5rem rgba(255,255,255,.015), 0 0 0 10rem rgba(255,255,255,.01); }
.hero-grid, .page-grid { position: absolute; inset: 0; pointer-events: none; opacity: .42; background-image: linear-gradient(rgba(110,216,227,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(110,216,227,.06) 1px, transparent 1px); background-size: 58px 58px; mask-image: linear-gradient(to right, transparent 0, #000 35%, #000 100%); }
.hero-layout { position: relative; display: grid; grid-template-columns: minmax(0, .88fr) minmax(420px, 1.12fr); align-items: center; gap: clamp(3rem, 7vw, 7rem); }
.eyebrow { margin: 0 0 1.3rem; display: flex; align-items: center; gap: .7rem; color: var(--gold-bright); font-size: .72rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow span { width: 2.25rem; height: 1px; background: currentColor; }
.hero h1, .page-hero h1, .project-title-grid h1 { margin: 0; font-family: "Arial Narrow", "Avenir Next Condensed", "Segoe UI", sans-serif; font-size: clamp(4.4rem, 8.4vw, 8rem); line-height: .86; letter-spacing: -.035em; text-transform: uppercase; }
.hero h1 em, .page-hero h1 em { color: var(--gold); font-style: normal; font-weight: 400; }
.hero-lede { max-width: 42rem; margin: 2.1rem 0 0; color: #c0cbd4; font-size: clamp(1.05rem, 1.5vw, 1.28rem); line-height: 1.62; }
.hero-actions, .contact-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin-top: 2rem; }
.hero-signup-link { border-bottom: 1px solid currentColor; color: var(--gold-bright); font-size: .8rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.hero-signup-link:hover { color: var(--white); }
.button { min-height: 3.25rem; display: inline-flex; align-items: center; justify-content: center; gap: .7rem; border: 1px solid transparent; padding: .75rem 1.15rem; font-size: .8rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; transition: transform .2s ease, background-color .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--gold); color: var(--ink); }
.button-primary:hover { background: var(--gold-bright); }
.button-secondary { border-color: var(--line-dark); color: var(--white); }
.button-secondary:hover { border-color: var(--gold); }
.hero-disciplines { display: flex; gap: clamp(1rem, 3vw, 2.6rem); margin: 2.5rem 0 0; padding: 1.25rem 0 0; border-top: 1px solid var(--line-dark); list-style: none; color: var(--gold); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .67rem; letter-spacing: .07em; }
.hero-disciplines span { display: block; margin-top: .25rem; color: var(--muted); font-family: "Avenir Next", sans-serif; font-size: .7rem; text-transform: uppercase; }
.hero-carousel-shell { position: relative; min-width: 0; padding: 1rem 0; }
.project-carousel { position: relative; min-width: 0; }
.project-carousel-stage { position: relative; overflow: hidden; aspect-ratio: 4 / 3; border: 1px solid rgba(207,185,145,.68); background: #f6f7f3; box-shadow: 0 1.5rem 4rem rgba(0,0,0,.16); touch-action: pan-y; }
.project-carousel-slide { display: none; height: 100%; }
.project-carousel-slide.is-active { display: block; }
.project-carousel.is-enhanced .project-carousel-slide { position: absolute; inset: 0; display: block; opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .42s ease, visibility .42s ease; }
.project-carousel.is-enhanced .project-carousel-slide.is-active { z-index: 1; opacity: 1; visibility: visible; pointer-events: auto; }
.project-carousel-link { height: 100%; display: grid; grid-template-rows: minmax(0, 1fr) auto; color: var(--white); }
.project-carousel-figure { min-height: 0; display: grid; place-items: center; padding: clamp(.8rem, 1.5vw, 1.2rem); background: #f6f7f3; }
.project-carousel-figure picture { width: 100%; height: 100%; display: grid; place-items: center; }
.project-carousel-figure img { width: 100%; height: 100%; object-fit: contain; }
.project-carousel-copy { min-height: 10.8rem; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: .2rem clamp(1rem, 2vw, 1.6rem); align-items: start; padding: 1.25rem clamp(1.1rem, 2vw, 1.6rem); background: var(--navy-950); border-top: 1px solid var(--line-dark); }
.project-carousel-count { grid-row: 1 / span 2; color: var(--gold); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .66rem; letter-spacing: .08em; }
.project-carousel-copy p { margin: 0 0 .35rem; color: var(--gold); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .58rem; letter-spacing: .07em; line-height: 1.4; text-transform: uppercase; }
.project-carousel-copy h2 { margin: 0; font-size: clamp(1.35rem, 2.2vw, 2.15rem); line-height: 1.02; letter-spacing: -.04em; }
.project-carousel-copy div > span { display: block; margin-top: .45rem; color: #9fb0bc; font-size: clamp(.76rem, 1vw, .88rem); line-height: 1.45; }
.project-carousel-cta { grid-column: 2; justify-self: start; margin-top: .55rem; border-bottom: 1px solid currentColor; color: var(--gold-bright); font-size: .64rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.project-carousel-link:hover .project-carousel-cta, .project-carousel-link:focus-visible .project-carousel-cta { color: var(--white); }
.project-carousel-controls { position: relative; z-index: 2; display: grid; grid-template-columns: auto minmax(8rem, 1fr) auto auto; align-items: stretch; border: 1px solid var(--line-dark); border-top: 0; background: rgba(5,12,20,.82); }
.project-carousel-controls[hidden] { display: none; }
.carousel-control, .carousel-toggle, .carousel-indicators button { min-width: 44px; min-height: 44px; border: 0; border-right: 1px solid var(--line-dark); background: transparent; color: #c6d1d8; cursor: pointer; }
.carousel-control { display: flex; align-items: center; gap: .45rem; padding: .65rem .8rem; font-size: .62rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.carousel-control:hover, .carousel-toggle:hover, .carousel-indicators button:hover { background: rgba(255,255,255,.06); color: var(--gold-bright); }
.carousel-indicators { display: flex; align-items: stretch; justify-content: center; }
.carousel-indicators button { position: relative; color: #8799a5; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .62rem; }
.carousel-indicators button::after { content: ""; position: absolute; left: .55rem; right: .55rem; bottom: .35rem; height: 2px; background: transparent; }
.carousel-indicators button[aria-current="true"] { color: var(--white); }
.carousel-indicators button[aria-current="true"]::after { background: var(--gold); }
.carousel-toggle { display: flex; align-items: center; justify-content: center; gap: .45rem; border-right: 0; padding: .65rem .8rem; font-size: .62rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.carousel-toggle:disabled { color: #778995; cursor: default; }
.carousel-toggle-mark { width: .8rem; color: var(--gold); font-size: .72rem; letter-spacing: -.18em; }
.carousel-fallback-note { margin: .75rem 0 0; color: var(--muted); font-size: .78rem; }
.visual-coordinate { position: absolute; color: #668096; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .62rem; letter-spacing: .12em; }
.coordinate-top { right: 0; top: .3rem; }
.coordinate-bottom { left: -1.3rem; bottom: 3.8rem; transform: rotate(-90deg); transform-origin: left bottom; }
.scroll-cue { position: absolute; right: 2rem; bottom: 2rem; display: flex; gap: .7rem; color: var(--muted); font-size: .68rem; letter-spacing: .13em; text-transform: uppercase; writing-mode: vertical-rl; }

.running-data, .publication-preview, .project-story, .project-publications, .team-section, .publication-archive { background: var(--paper); color: var(--ink); }
.section-index { margin: .5rem 0 0; color: #677681; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .7rem; letter-spacing: .13em; text-transform: uppercase; }
.section-index.light { color: var(--muted); }
.publication-heading h2, .project-evidence h2 { margin: 0; font-size: clamp(2.8rem, 5vw, 5.3rem); line-height: .98; letter-spacing: -.055em; }

.running-data { scroll-margin-top: 5.2rem; border-bottom: 1px solid var(--line-light); }
.running-data h2 { margin: 0 0 2rem; font-size: clamp(2.4rem, 4vw, 4rem); letter-spacing: -.05em; }
.running-data-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.running-data-period { padding: 1.5rem clamp(1.25rem, 3vw, 2.5rem); border-right: 1px solid var(--line-light); }
.running-data-period:first-child { padding-left: 0; }
.running-data-period:last-child { border-right: 0; }
.running-data-period h3 { margin: 0 0 1.25rem; font-size: 1.3rem; }
.running-data-period dl { margin: 0; }
.running-data-period dl > div { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; border-top: 1px solid var(--line-light); padding: .8rem 0; }
.running-data-period dt { color: #52636d; font-size: .85rem; }
.running-data-period dd { margin: 0; font-size: 1.5rem; font-weight: 700; font-variant-numeric: tabular-nums; }

.section-pad { padding-block: clamp(3.75rem, 6.5vw, 6.25rem); }
.project-evidence { background: var(--navy-850); }
.text-link { display: inline-flex; align-items: center; gap: .8rem; padding-bottom: .35rem; border-bottom: 1px solid currentColor; color: var(--gold-bright); font-size: .76rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.text-link.dark { color: #2c4e5f; }

.publication-layout { display: grid; grid-template-columns: minmax(15rem, .45fr) 1fr; gap: clamp(3rem, 8vw, 8rem); }
.publication-heading h2 { margin-top: 1.2rem; }
.publication-heading .text-link { margin-top: 2rem; }
.publication-row { display: grid; grid-template-columns: 3.4rem minmax(0, 1fr) 2.6rem; gap: 1.2rem; padding: 1.5rem .75rem; border-top: 1px solid var(--line-light); color: inherit; transition: background-color .2s ease, color .2s ease; }
.publication-row:last-child { border-bottom: 1px solid var(--line-light); }
.publication-year, .publication-venue, .publication-authors { color: #61707a; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .68rem; letter-spacing: .06em; }
.publication-summary, .publication-venue, .publication-authors { display: block; }
.publication-venue { margin: 0 0 .45rem; text-transform: uppercase; }
.publication-row h3 { margin: 0; font-size: clamp(1.1rem, 1.5vw, 1.4rem); line-height: 1.32; letter-spacing: -.02em; }
.publication-authors { margin: .55rem 0 0; line-height: 1.5; }
.publication-link { align-self: center; width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border: 1px solid var(--line-light); transition: background .2s ease, color .2s ease; }
.publication-row:hover { background: rgba(255, 255, 255, .58); }
.publication-row:hover .publication-link, .publication-row:focus-visible .publication-link { background: var(--ink); color: var(--white); }

.site-footer { background: #303235; }
.footer-strip { min-height: 3.5rem; display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; }
.footer-strip nav { display: flex; flex-wrap: wrap; gap: clamp(1rem, 3vw, 2.5rem); }
.footer-strip a, .footer-strip span { color: #e3e5e6; font-size: .85rem; }
.footer-strip a:hover { color: var(--gold-bright); }

.page-hero { position: relative; overflow: hidden; padding: 9rem 0 4.5rem; background: radial-gradient(circle at 78% 20%, rgba(35,106,135,.24), transparent 35%), var(--navy-900); }
.page-hero-layout { position: relative; display: grid; grid-template-columns: 1.3fr .7fr; align-items: end; gap: 3.5rem; }
.page-hero h1 { font-size: clamp(4rem, 7vw, 7rem); }
.page-hero-layout > p { margin: 0 0 .5rem; color: #aebdc7; font-size: 1.08rem; }
.project-index { background: var(--navy-850); }
.project-index-item { display: grid; grid-template-columns: 3.5rem minmax(22rem, .9fr) minmax(18rem, 1fr); gap: clamp(1.5rem, 3vw, 3rem); align-items: center; padding: 2.5rem 0; border-top: 1px solid var(--line-dark); }
.project-index-item:last-child { border-bottom: 1px solid var(--line-dark); }
.project-index-number { align-self: start; color: var(--gold); font-family: ui-monospace, monospace; font-size: .72rem; }
.project-index-image { overflow: hidden; display: grid; place-items: center; padding: clamp(.55rem, 1.2vw, 1rem); background: #f6f7f3; border: 1px solid rgba(207,185,145,.62); }
.project-index-image picture { width: 100%; }
.project-index-image img { width: 100%; object-fit: contain; }
.project-index-image:hover { border-color: var(--gold-bright); }
.project-eyebrow { margin: 0 0 1rem; color: var(--gold); font-family: ui-monospace, monospace; font-size: .66rem; letter-spacing: .08em; text-transform: uppercase; }
.project-index-copy h2 { margin: 0; font-size: clamp(2rem, 3.7vw, 3.6rem); line-height: 1; letter-spacing: -.05em; }
.project-index-copy h2 a:hover { color: var(--gold-bright); }
.project-index-copy > p:not(.project-eyebrow) { max-width: 37rem; color: #a2b1bc; }
.project-index-copy .text-link { margin-top: 1rem; }

.project-detail-hero { position: relative; overflow: hidden; padding: 8.8rem 0 0; background: var(--navy-900); }
.breadcrumb { position: relative; display: flex; gap: .55rem; color: #8396a4; font-family: ui-monospace, monospace; font-size: .66rem; letter-spacing: .08em; text-transform: uppercase; }
.breadcrumb a:hover { color: var(--gold); }
.project-title-grid { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 3rem; margin: 3rem 0; }
.project-title-grid h1 { max-width: 60rem; font-size: clamp(3.7rem, 7vw, 7.2rem); line-height: .9; }
.project-standfirst { margin: 0 0 .7rem; color: #b2c0c9; font-size: 1.1rem; }
.project-drone-delivery-to-door .project-title-grid { grid-template-columns: minmax(0, 1.5fr) minmax(19rem, .5fr); align-items: start; gap: clamp(3rem, 6vw, 6rem); margin: clamp(3.5rem, 5vw, 5rem) 0 clamp(3.5rem, 6vw, 5.5rem); }
.project-drone-delivery-to-door .project-title-grid h1 { max-width: 52rem; font-size: clamp(3.7rem, 6vw, 6.6rem); line-height: .94; }
.project-drone-delivery-to-door .project-standfirst { max-width: 31rem; margin: clamp(2.4rem, 5vw, 4.8rem) 0 0; line-height: 1.7; }
.project-hero-figure { position: relative; margin: 0; overflow: hidden; display: grid; padding: clamp(.65rem, 1.5vw, 1.25rem) clamp(.65rem, 1.5vw, 1.25rem) 0; border: 1px solid rgba(207,185,145,.62); background: #f6f7f3; }
.project-hero-figure picture { width: 100%; }
.project-hero-figure img { width: 100%; object-fit: contain; }
.project-hero-figure { --figure-pad: clamp(.65rem, 1.5vw, 1.25rem); padding: var(--figure-pad) var(--figure-pad) 0; }
.project-hero-figure figcaption { display: flex; justify-content: space-between; gap: 1rem; margin: var(--figure-pad) calc(0px - var(--figure-pad)) 0; padding: .75rem 1rem; background: var(--navy-950); color: var(--muted); font-family: ui-monospace, monospace; font-size: .62rem; letter-spacing: .09em; text-transform: uppercase; }
.story-grid { display: grid; grid-template-columns: minmax(10rem, .35fr) 1fr; gap: 5rem; }
.story-sections { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); }
.story-sections h2 { margin: 0 0 1rem; font-size: 2rem; letter-spacing: -.04em; }
.story-sections p { margin: 0; color: #52616a; font-size: 1.05rem; }
.evidence-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: clamp(4rem, 10vw, 10rem); }
.project-evidence h2 { margin: 1rem 0 2rem; }
.resource-list { border-top: 1px solid var(--line-dark); }
.resource-list a { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line-dark); color: #d3dce2; }
.resource-list a:hover { color: var(--gold-bright); }
.contributor-list { margin: 1.5rem 0 0; padding: 0; list-style: none; }
.contributor-list li { padding: .7rem 0; border-bottom: 1px solid var(--line-dark); color: #b7c5ce; }
.project-publications { padding: clamp(3.5rem, 6vw, 5.5rem) 0; }
.associated-publications { display: grid; grid-template-columns: minmax(13rem, .38fr) 1fr; gap: clamp(2.5rem, 6vw, 6rem); }
.associated-publications-heading h2 { max-width: 14rem; margin: 1rem 0 0; font-size: clamp(2rem, 3.2vw, 3rem); line-height: 1; letter-spacing: -.035em; }
.associated-publication { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 2rem; padding: 1.15rem 0; border-top: 1px solid var(--line-light); }
.associated-publication:last-child { border-bottom: 1px solid var(--line-light); }
.associated-publication-meta, .associated-publication-details { color: #61707a; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .65rem; letter-spacing: .05em; }
.associated-publication-meta { margin: 0 0 .4rem; text-transform: uppercase; }
.associated-publication h3 { margin: 0; font-size: clamp(1.05rem, 1.45vw, 1.3rem); line-height: 1.32; letter-spacing: -.018em; }
.associated-publication-details { margin: .45rem 0 0; line-height: 1.45; }
.associated-publication-link { color: #2c5568; font-size: .7rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; white-space: nowrap; }
.associated-publication-link:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.next-project { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 2rem; padding: clamp(3rem, 6vw, 6rem) max(var(--gutter), calc((100% - var(--shell)) / 2 + var(--gutter))); background: var(--gold); color: var(--ink); }
.next-project > span:first-child { font-family: ui-monospace, monospace; font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; }
.next-project strong { font-size: clamp(1.5rem, 3vw, 3rem); letter-spacing: -.04em; }
.next-project > span:last-child { font-size: 1.8rem; }

.year-group { display: grid; grid-template-columns: 12rem 1fr; gap: 3rem; padding: 0 0 4rem; }
.year-group[hidden], .archive-item[hidden], .publication-empty[hidden] { display: none !important; }
.archive-note { display: grid; grid-template-columns: 12rem minmax(0, 42rem); gap: 3rem; margin-bottom: 5rem; padding-bottom: 2rem; border-bottom: 1px solid var(--line-light); }
.archive-note > p:last-child { margin: 0; color: #56646c; }
.publication-filters { display: grid; grid-template-columns: minmax(13rem, 1.2fr) repeat(2, minmax(10rem, .65fr)) auto; gap: 1rem; align-items: end; margin: 0 0 3rem; padding: 1.25rem; border: 1px solid var(--line-light); background: rgba(255,255,255,.42); }
.filter-field { display: grid; gap: .45rem; }
.filter-field label { color: #52616a; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .65rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.filter-field input, .filter-field select { width: 100%; min-height: 2.85rem; border: 1px solid rgba(16,24,32,.28); border-radius: 0; background: #fff; color: var(--ink); padding: .65rem .75rem; }
.filter-reset { min-height: 2.85rem; border: 1px solid var(--ink); background: transparent; color: var(--ink); padding: .65rem 1rem; cursor: pointer; font-size: .72rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.filter-reset:disabled { border-color: rgba(16,24,32,.2); color: #89949a; cursor: not-allowed; }
.publication-filter-status { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 1rem; margin: .15rem 0 0; color: #65737c; font-size: .78rem; }
.publication-filter-status p { margin: 0; }
.archive-projects { display: grid; grid-template-columns: 12rem 1fr; gap: 3rem; align-items: center; margin: 0 0 4rem; padding: 0 0 1.3rem; border-bottom: 1px solid var(--line-light); }
.archive-projects > span { color: #65737c; font-family: ui-monospace, monospace; font-size: .65rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.archive-project-links { display: flex; flex-wrap: wrap; gap: .7rem 1.8rem; }
.archive-project-links a { color: #2c5568; font-size: .72rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.archive-project-links a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.publication-empty { margin: 0 0 4rem 15rem; padding: 2rem; border: 1px solid var(--line-light); color: #52616a; }
.year-marker { position: sticky; top: 7rem; align-self: start; }
.year-marker h2 { margin: 0; font-size: 4.5rem; line-height: 1; letter-spacing: -.06em; }
.year-marker span { color: #65737c; font-family: ui-monospace, monospace; font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.archive-item { display: grid; grid-template-columns: 9rem 1fr; gap: 2rem; padding: 2rem 0 2.3rem; border-top: 1px solid var(--line-light); }
.archive-item:last-child { border-bottom: 1px solid var(--line-light); }
.archive-type span, .archive-type strong { display: block; color: #62717a; font-family: ui-monospace, monospace; font-size: .65rem; line-height: 1.5; letter-spacing: .08em; text-transform: uppercase; }
.archive-type strong { margin-top: .6rem; color: #7a5e24; }
.archive-content h3 { margin: 0; font-size: clamp(1.4rem, 2.3vw, 2.15rem); line-height: 1.18; letter-spacing: -.035em; }
.archive-venue { margin: .65rem 0 0; color: #41525c; font-size: .87rem; }
.archive-summary { max-width: 45rem; margin: 1rem 0 0; color: #5b6971; }
.archive-links { display: flex; flex-wrap: wrap; gap: .7rem 1.2rem; margin-top: 1.3rem; }
.archive-links a { color: #2c5568; font-size: .72rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.archive-links a:hover { color: #0b1a24; text-decoration: underline; text-underline-offset: 4px; }

.team-hero .page-hero-layout { display: block; }
.team-roster { display: grid; gap: clamp(3rem, 6vw, 5rem); }
.team-group { border-top: 1px solid var(--line-light); padding-top: 1.5rem; }
.team-group > h2 { margin: 0 0 1.5rem; font-size: clamp(1.8rem, 3vw, 2.8rem); line-height: 1; letter-spacing: -.045em; }
.team-subheading { margin: 2rem 0 1rem; color: #52636d; font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.team-card-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line-light); background: var(--line-light); }
.team-card-grid--faculty { max-width: 56rem; grid-template-columns: 1fr; }
.team-card-grid--phd, .team-card-grid--undergraduate, .team-card-grid--past { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.team-member-card { min-width: 0; background: #e7e6e0; transition: background-color .2s ease; }
.team-member-card:hover { background: #ecebe5; }
.team-member-portrait { position: relative; overflow: hidden; aspect-ratio: 4 / 5; border-bottom: 1px solid var(--line-light); background: #d5d9d7; }
.team-member-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform .35s ease; }
.team-member-card:hover .team-member-portrait img { transform: scale(1.015); }
.team-member-copy { min-height: 6.5rem; padding: clamp(1.15rem, 2vw, 1.65rem); }
.team-member-copy h3 { margin: 0; font-size: clamp(1.35rem, 2vw, 2rem); line-height: 1.1; letter-spacing: -.04em; }
.team-member-copy h3 a { border-bottom: 1px solid currentColor; }
.team-member-copy h3 a:hover { color: #315f71; }
.team-member-copy > p { margin: .4rem 0 0; color: #56646c; font-size: .92rem; }
.team-card-grid--undergraduate .team-member-copy { min-height: 5.5rem; }
.team-member-card--featured { display: grid; grid-template-columns: minmax(16rem, .68fr) minmax(0, 1.32fr); }
.team-member-card--featured .team-member-portrait { aspect-ratio: 1 / 1; border-right: 1px solid var(--line-light); border-bottom: 0; }
.team-member-card--featured .team-member-copy { min-height: 100%; display: flex; flex-direction: column; justify-content: center; padding: clamp(1.75rem, 4vw, 3rem); }
.team-member-card--featured .team-member-copy h3 { font-size: clamp(2rem, 4vw, 3.4rem); }
.team-member-portrait--empty { background: #d5d9d7; }
.team-group--past > h3 { margin: 2rem 0 .5rem; font-size: 1.3rem; }
.team-group--past p { max-width: 50rem; margin: 0; color: #52636d; }

.auth-section { min-height: calc(100svh - 17rem); display: grid; align-items: center; padding: 9.5rem 0 5rem; background: radial-gradient(circle at 78% 18%, rgba(35,106,135,.2), transparent 32%), var(--navy-900); }
.auth-layout { display: grid; grid-template-columns: minmax(0, .85fr) minmax(22rem, .62fr); gap: clamp(3rem, 8vw, 8rem); align-items: center; }
.auth-intro h1 { margin: .8rem 0 1.4rem; font-family: "Arial Narrow", "Avenir Next Condensed", "Segoe UI", sans-serif; font-size: clamp(3.8rem, 7vw, 6.8rem); line-height: .86; letter-spacing: -.06em; text-transform: uppercase; }
.auth-intro h1 em { color: var(--gold); font-style: normal; font-weight: 400; }
.auth-intro > p:last-child { max-width: 36rem; color: #adbec8; font-size: 1.08rem; }
.auth-card { border: 1px solid var(--line-dark); background: rgba(11,25,39,.88); padding: clamp(1.5rem, 4vw, 3rem); box-shadow: 0 2rem 6rem rgba(0,0,0,.18); }
.auth-card-header { margin-bottom: 1.7rem; }
.auth-card-header p { margin: .45rem 0 0; color: #9fb0bc; }
.auth-card h2 { margin: 0; font-size: 1.9rem; letter-spacing: -.035em; }
.auth-form { display: grid; gap: 1.15rem; }
.auth-field { display: grid; gap: .45rem; }
.auth-field label { color: #dce4e9; font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.auth-field input { width: 100%; min-height: 3.15rem; border: 1px solid rgba(255,255,255,.22); border-radius: 0; background: #fff; color: var(--ink); padding: .75rem .9rem; }
.auth-form .button { width: 100%; cursor: pointer; }
.auth-form .button-secondary { background: transparent; }
.auth-help { display: flex; justify-content: space-between; gap: 1rem; margin-top: .2rem; color: #b8c6cf; font-size: .86rem; }
.auth-help a, .auth-guest a { color: var(--gold-bright); text-decoration: underline; text-underline-offset: 4px; }
.auth-divider { display: flex; align-items: center; gap: .75rem; margin: 1.7rem 0; color: #788d9b; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.auth-divider::before, .auth-divider::after { content: ""; height: 1px; flex: 1; background: var(--line-dark); }
.auth-guest { margin: 0; color: #aab9c3; font-size: .9rem; }
.auth-alert { margin: 0 0 1rem; border-left: 3px solid var(--gold); background: rgba(207,185,145,.1); padding: .8rem 1rem; color: #f3e4c7; }
.auth-alert ul { margin: .4rem 0 0; padding-left: 1.2rem; }
.caps-lock { display: none; color: #f2c879; font-size: .8rem; }
.signup-section { align-items: start; }
.signup-layout { grid-template-columns: minmax(18rem, .55fr) minmax(28rem, 1fr); align-items: start; }
.signup-card { padding: clamp(1.5rem, 3vw, 2.5rem); }
.signup-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem 1.25rem; }
.signup-field { display: grid; align-content: start; gap: .4rem; }
.signup-field.is-wide { grid-column: 1 / -1; }
.signup-field label { color: #dce4e9; font-size: .72rem; font-weight: 700; letter-spacing: .055em; text-transform: uppercase; }
.signup-field label span { color: var(--gold-bright); }
.signup-field input { width: 100%; min-height: 3rem; border: 1px solid rgba(255,255,255,.22); border-radius: 0; background: #fff; color: var(--ink); padding: .7rem .85rem; }
.signup-errors, .signup-field .errorlist { margin: 0; padding: 0; list-style: none; color: #f2c879; font-size: .78rem; }
.signup-help { color: #95a8b4; font-size: .75rem; line-height: 1.45; }
.signup-help ul { margin: .3rem 0 0; padding-left: 1.1rem; }
.signup-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin-top: 1.4rem; }
.signup-actions .button { cursor: pointer; }
.signup-note { margin: 1.25rem 0 0; color: #95a8b4; font-size: .84rem; }
.signup-note a { color: var(--gold-bright); text-decoration: underline; text-underline-offset: 4px; }
.activation-card .auth-form { margin-top: 1.5rem; }

@media (max-width: 980px) {
  .nav-toggle { display: flex; }
  .site-nav { position: absolute; left: 0; right: 0; top: 100%; display: none; align-items: stretch; flex-direction: column; gap: 0; padding: 1rem var(--gutter) 1.5rem; background: rgba(5,12,20,.98); border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
  .site-nav.is-open { display: flex; }
  .site-nav > a { padding: .9rem 0; border-bottom: 1px solid var(--line-dark); }
  .site-nav > a::after { display: none; }
  .site-nav .platform-link { margin-top: .7rem; padding: .8rem; border: 1px solid var(--line-dark); text-align: center; }
  .hero-layout, .page-hero-layout, .project-title-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-carousel-shell { width: min(100%, 760px); }
  .project-carousel-stage { aspect-ratio: 16 / 10; }
  .scroll-cue { display: none; }
  .project-index-item { grid-template-columns: 2.5rem 1fr; }
  .project-index-image, .project-index-copy { grid-column: 2; }
  .project-title-grid { gap: 2rem; }
  .project-drone-delivery-to-door .project-title-grid { grid-template-columns: 1fr; gap: 2.25rem; margin: 3.5rem 0 4rem; }
  .project-drone-delivery-to-door .project-title-grid h1 { font-size: clamp(3.25rem, 13vw, 5.6rem); }
  .project-drone-delivery-to-door .project-standfirst { max-width: 42rem; margin: 0; }
  .publication-filters { grid-template-columns: 1fr 1fr; margin-left: 0; }
  .publication-filter-status { grid-column: 1 / -1; }
  .publication-empty { margin-left: 0; }
  .auth-layout, .signup-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .team-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .team-card-grid--faculty { grid-template-columns: 1fr; }
  .team-card-grid--phd, .team-card-grid--undergraduate, .team-card-grid--past { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .header-inner { min-height: 4.5rem; }
  .hero { padding-top: 7.5rem; }
  .hero h1, .page-hero h1, .project-title-grid h1 { font-size: clamp(3.55rem, 17vw, 5.2rem); }
  .hero-lede { font-size: 1rem; }
  .running-data-grid { grid-template-columns: 1fr; }
  .running-data-period { border-right: 0; border-bottom: 1px solid var(--line-light); padding-inline: 0; }
  .running-data-period:last-child { border-bottom: 0; }
  .contact-layout, .publication-layout, .story-grid, .evidence-grid, .associated-publications { grid-template-columns: 1fr; gap: 2rem; }
  .project-carousel-stage { aspect-ratio: 4 / 5; }
  .project-carousel-copy { min-height: 12.4rem; }
  .publication-row { grid-template-columns: 2.8rem 1fr; }
  .publication-link { grid-column: 2; justify-self: end; }
  .associated-publications-heading h2 { max-width: none; }
  .associated-publication { grid-template-columns: 1fr; gap: .75rem; }
  .associated-publication-link { justify-self: start; }
  .page-hero { padding: 8rem 0 3.75rem; }
  .page-hero-layout { gap: 2rem; }
  .publications-hero h1 { font-size: clamp(3rem, 13vw, 5.2rem); }
  .project-index-item { grid-template-columns: 2rem 1fr; gap: 1rem; }
  .story-sections { grid-template-columns: 1fr; }
  .next-project { grid-template-columns: 1fr auto; }
  .next-project > span:first-child { grid-column: 1 / -1; }
  .year-group { grid-template-columns: 1fr; gap: 1.5rem; padding-bottom: 4.5rem; }
  .archive-note { grid-template-columns: 1fr; gap: 1rem; margin-bottom: 4rem; }
  .year-marker { position: static; display: flex; align-items: end; justify-content: space-between; }
  .year-marker h2 { font-size: 3.5rem; }
  .archive-item { grid-template-columns: 1fr; gap: .9rem; }
  .archive-type { display: flex; justify-content: space-between; gap: 1rem; }
  .team-card-grid { grid-template-columns: 1fr; }
  .team-card-grid--undergraduate, .team-card-grid--past { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .team-member-card--featured { grid-template-columns: 1fr; }
  .team-member-card--featured .team-member-portrait { aspect-ratio: 4 / 5; border-right: 0; border-bottom: 1px solid var(--line-light); }
  .publication-filters { grid-template-columns: 1fr; }
  .publication-filter-status { align-items: flex-start; flex-direction: column; }
  .archive-projects { grid-template-columns: 1fr; gap: .8rem; margin-bottom: 3rem; }
  .auth-section { padding-top: 8rem; }
  .signup-form-grid { grid-template-columns: 1fr; }
  .signup-field.is-wide { grid-column: auto; }
}

@media (max-width: 480px) {
  .team-card-grid--undergraduate, .team-card-grid--past { grid-template-columns: 1fr; }
  .hero-actions .button { width: 100%; }
  .project-carousel-copy { min-height: 13.2rem; grid-template-columns: 1fr; gap: .55rem; }
  .project-carousel-count { grid-row: auto; }
  .project-carousel-cta { grid-column: 1; }
  .project-carousel-controls { grid-template-columns: auto 1fr auto auto; }
  .carousel-control > span:not([aria-hidden="true"]) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
  .carousel-control { justify-content: center; padding-inline: .65rem; }
  .carousel-toggle { padding-inline: .65rem; }
  .project-index-number { display: none; }
  .project-index-item { grid-template-columns: 1fr; }
  .project-index-image, .project-index-copy { grid-column: 1; }
  .team-member-copy { min-height: 10rem; padding: 1rem; }
  .team-card-grid--undergraduate .team-member-copy { min-height: 8rem; }
  .team-member-copy h3 { font-size: 1.15rem; }
  .team-member-copy > p { font-size: .8rem; }
  .footer-strip { align-items: flex-start; flex-direction: column; gap: .75rem; padding-block: 1rem; }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-copy > *, .hero-carousel-shell, .page-hero-layout > *, .project-title-grid > * { animation: airlab-rise .62s cubic-bezier(.2,.72,.25,1) both; }
  .hero-copy > :nth-child(2), .page-hero-layout > :nth-child(2), .project-title-grid > :nth-child(2) { animation-delay: .07s; }
  .hero-copy > :nth-child(3), .hero-carousel-shell { animation-delay: .14s; }
  .hero-copy > :nth-child(4) { animation-delay: .21s; }
  .hero-copy > :nth-child(5) { animation-delay: .28s; }
}

@keyframes airlab-rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}