/* ============================================================
   Meridian Bioworks — meridian.css
   Scientific editorial atlas
   Mineral white · deep ink · algae green · oxidised copper · coral
   ============================================================ */

:root {
    --mineral: #F4F1E8;
    --paper: #FBF9F3;
    --ink: #161D19;
    --ink-soft: #2C3530;
    --ink-muted: #5C665F;
    --algae: #2F6B4F;
    --algae-deep: #23523C;
    --algae-bright: #63A37F;
    --copper: #B26A3C;
    --copper-ink: #7C451F;
    --copper-pale: #EAD3BD;
    --coral: #C94F3D;
    --line: rgba(22, 29, 25, 0.16);
    --line-strong: rgba(22, 29, 25, 0.36);
    --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
    --sans: "Archivo", "Helvetica Neue", Arial, sans-serif;
    --mono: "IBM Plex Mono", "SFMono-Regular", Menlo, Consolas, monospace;
    --shell: 80rem;
    --shell-pad: clamp(1.25rem, 4vw, 4rem);
    --focus: #7C451F;
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--mineral);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 1rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
figure { margin: 0; }
ul, ol { margin: 0; padding: 0; }
li { list-style: none; }
p { margin: 0 0 1.1em; }
a { color: var(--copper-ink); text-underline-offset: 0.18em; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.08; letter-spacing: -0.01em; margin: 0 0 0.55em; }
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.9rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 3px;
    border-radius: 2px;
}
.skip-link {
    position: absolute;
    left: 1rem;
    top: 0;
    z-index: 200;
    background: var(--ink);
    color: var(--paper);
    padding: 0.7rem 1.2rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    text-decoration: none;
    transform: translateY(-160%);
    transition: transform 0.2s var(--ease);
}
.skip-link:focus { transform: translateY(0.9rem); }

::selection { background: var(--algae); color: var(--paper); }

/* ---------- Shell & layout helpers ---------- */
.shell {
    max-width: var(--shell);
    margin: 0 auto;
    padding-left: var(--shell-pad);
    padding-right: var(--shell-pad);
}
.section { padding: clamp(3.5rem, 8vw, 7rem) 0; position: relative; }
.section--tight { padding: clamp(2.5rem, 5vw, 4.5rem) 0; }
.section--paper { background: var(--paper); }
.section--ink { background: var(--ink); color: var(--mineral); }
.section--ink a { color: var(--copper-pale); }
.section--algae { background: var(--algae-deep); color: var(--mineral); }
.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }
.rule--strong { border-top-color: var(--line-strong); }

.mono { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.eyebrow {
    font-family: var(--mono);
    font-size: 0.74rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--copper-ink);
    margin: 0 0 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.eyebrow::before { content: ""; width: 2.2rem; height: 1px; background: var(--copper); display: inline-block; }
.eyebrow--on-ink { color: var(--copper-pale); }
.eyebrow--on-ink::before { background: var(--copper-pale); }

.lede { font-size: clamp(1.05rem, 1.6vw, 1.28rem); line-height: 1.6; color: var(--ink-soft); max-width: 56ch; }
.section--ink .lede { color: rgba(244, 241, 232, 0.82); }

.section-head { display: grid; grid-template-columns: 1fr; gap: 0.4rem; margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.section-head__meta { font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); }

/* ---------- Buttons & links ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--mono);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    padding: 0.85rem 1.5rem;
    border: 1px solid transparent;
    transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--algae-deep); color: var(--paper); }
.btn--copper { background: var(--copper); color: #FFFDF8; }
.btn--copper:hover { background: var(--copper-ink); }
.btn--outline { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn--outline:hover { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.btn--outline-light { border-color: rgba(244, 241, 232, 0.45); color: var(--mineral); }
.btn--outline-light:hover { border-color: var(--mineral); background: var(--mineral); color: var(--ink); }
.btn--small { padding: 0.6rem 1.05rem; font-size: 0.72rem; }
.btn .btn__arrow { transition: transform 0.2s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(3px); }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; }

.link-arrow { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; text-decoration: none; color: var(--copper-ink); display: inline-flex; align-items: center; gap: 0.5rem; }
.link-arrow:hover .btn__arrow { transform: translateX(3px); }
.link-arrow__arrow { transition: transform 0.2s var(--ease); }
.section--ink .link-arrow { color: var(--copper-pale); }

/* ---------- Header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(244, 241, 232, 0.99);
    border-bottom: 1px solid var(--line);
}
.site-header__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    min-height: 4rem;
}
.site-header__brand { display: inline-flex; align-items: center; gap: 0.85rem; text-decoration: none; color: var(--ink); }
.brand-mark {
    width: 2.35rem;
    height: 2.35rem;
    border: 1px solid var(--ink);
    display: grid;
    place-items: center;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.02em;
    background: var(--paper);
    color: var(--algae-deep);
}
.brand-name { display: inline-flex; align-items: baseline; font-family: var(--serif); font-weight: 600; font-size: 1.15rem; letter-spacing: -0.01em; }
.brand-name__sub { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-muted); font-weight: 400; }
.brand-name__sub::before { content: ""; display: inline-block; width: 0.32rem; height: 0.32rem; border-radius: 50%; background: var(--copper); margin: 0 0.7rem; vertical-align: 0.1em; }

.site-nav__list { display: flex; gap: 0.25rem; }
.site-nav__list a {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--ink-soft);
    padding: 0.5rem 0.55rem;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}
.site-nav__list a:hover { color: var(--algae-deep); border-bottom-color: var(--algae-bright); }
.site-nav__list a.is-current { color: var(--ink); border-bottom-color: var(--copper); }

.nav-toggle { display: none; align-items: center; gap: 0.6rem; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink); }
.nav-toggle__icon { width: 1.35rem; height: 0.85rem; display: inline-flex; flex-direction: column; justify-content: space-between; }
.nav-toggle__icon::before, .nav-toggle__icon::after { content: ""; height: 2px; background: var(--ink); transition: transform 0.25s var(--ease); }
.site-header.is-open .nav-toggle__icon::before { transform: translateY(0.36rem) rotate(45deg); }
.site-header.is-open .nav-toggle__icon::after { transform: translateY(-0.36rem) rotate(-45deg); }
.site-header__cta { flex-shrink: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(244, 241, 232, 0.85); }
.site-footer__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    padding: clamp(3rem, 6vw, 5rem) 0;
}
.site-footer__brand { font-family: var(--serif); font-size: 1.35rem; font-weight: 600; color: var(--mineral); margin-bottom: 0.5rem; }
.site-footer__tagline { color: rgba(244, 241, 232, 0.72); max-width: 34ch; }
.site-footer__heading { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--algae-bright); margin-bottom: 1rem; }
.site-footer__list a { color: rgba(244, 241, 232, 0.78); text-decoration: none; font-size: 0.94rem; display: inline-block; padding: 0.18rem 0; }
.site-footer__list a:hover { color: var(--mineral); text-decoration: underline; text-underline-offset: 0.2em; }
.site-footer__contact p { margin-bottom: 0.35rem; font-size: 0.94rem; }
.site-footer__contact a { color: var(--copper-pale); }
.site-footer__meta {
    border-top: 1px solid rgba(244, 241, 232, 0.16);
    padding: 1.4rem 0 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 2rem;
    justify-content: space-between;
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    color: rgba(244, 241, 232, 0.55);
}

/* ---------- Masthead (interior page header) ---------- */
.masthead { padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2rem, 4vw, 3.5rem); border-bottom: 1px solid var(--line); }
.masthead__title { max-width: 24ch; }
.masthead__lede { max-width: 62ch; }

/* ---------- Home hero — living specimen sheet ---------- */
.home-hero { position: relative; border-bottom: 1px solid var(--line-strong); overflow: hidden; }
.home-hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) minmax(0, 0.5fr);
    gap: clamp(1.5rem, 3vw, 3rem);
    padding: clamp(3rem, 7vw, 6rem) 0 clamp(2.5rem, 5vw, 4rem);
}
.home-hero__statement { align-self: start; padding-top: 0.5rem; }
.home-hero__statement h1 { max-width: 14ch; }
.home-hero__statement .lede { margin: 1.4rem 0 2rem; }
.home-hero__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }

.specimen { border: 1px solid var(--line-strong); background: var(--paper); }
.specimen__frame { position: relative; }
.specimen__frame img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.specimen__anno {
    position: absolute;
    width: 1.6rem;
    height: 1.6rem;
    border-radius: 50%;
    background: var(--paper);
    border: 1px solid var(--line-strong);
    display: grid;
    place-items: center;
    font-family: var(--mono);
    font-size: 0.68rem;
    color: var(--ink);
    box-shadow: 0 1px 4px rgba(22, 29, 25, 0.25);
}
.specimen__anno--coral { border-color: var(--coral); color: var(--coral); }
.specimen__anno--algae { border-color: var(--algae); color: var(--algae-deep); }
.specimen__anno--copper { border-color: var(--copper); color: var(--copper-ink); }
.specimen__anno[data-at="a"] { top: 14%; left: 16%; }
.specimen__anno[data-at="b"] { top: 42%; right: 12%; }
.specimen__anno[data-at="c"] { bottom: 18%; left: 26%; }
.specimen__key { display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; padding: 0.85rem 1rem; border-top: 1px solid var(--line); font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.04em; color: var(--ink-soft); }
.specimen__key span { display: inline-flex; align-items: center; gap: 0.45rem; }
.specimen__key b { font-weight: 500; }
.specimen__key i { font-style: normal; color: var(--coral); }
.specimen__key .k-a { color: var(--ink); }
.specimen__key .k-b { color: var(--algae-deep); }
.specimen__key .k-c { color: var(--copper-ink); }
.specimen__caption { padding: 0.85rem 1rem; border-top: 1px solid var(--line); font-size: 0.85rem; color: var(--ink-muted); }
.specimen__caption b { font-family: var(--mono); font-weight: 500; font-size: 0.74rem; letter-spacing: 0.05em; color: var(--ink-soft); }

.pipeline-rail {
    border-left: 1px solid var(--line-strong);
    padding-left: 1.4rem;
    align-self: start;
}
.pipeline-rail__title { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: 1.2rem; display: flex; align-items: center; gap: 0.6rem; }
.pipeline-rail__title::before { content: ""; width: 0.55rem; height: 0.55rem; background: var(--copper); display: inline-block; }
.pipeline-rail ol { display: grid; gap: 0.9rem; }
.pipeline-rail a { display: grid; grid-template-columns: 2rem 1fr auto; align-items: baseline; gap: 0.6rem; text-decoration: none; color: var(--ink-soft); font-size: 0.92rem; padding-bottom: 0.9rem; border-bottom: 1px solid var(--line); }
.pipeline-rail a:hover { color: var(--algae-deep); }
.pipeline-rail .pr-num { font-family: var(--mono); font-size: 0.7rem; color: var(--copper-ink); }
.pipeline-rail .pr-dot { width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--algae-bright); align-self: center; }
.pipeline-rail .pr-dot--paused { background: var(--copper-pale); }

/* Evidence notes */
.notes {
    border-top: 1px solid var(--line-strong);
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line-strong);
}
.note { padding: 1.6rem 1.6rem 1.8rem; border-right: 1px solid var(--line); }
.note:last-child { border-right: 0; }
.note__index { font-family: var(--mono); font-size: 0.78rem; color: var(--coral); letter-spacing: 0.1em; display: block; margin-bottom: 0.9rem; }
.note__title { font-family: var(--serif); font-weight: 600; font-size: 1.12rem; margin-bottom: 0.5rem; }
.note p { font-size: 0.92rem; color: var(--ink-soft); margin: 0; }

/* ---------- Process line ---------- */
.process { margin-top: clamp(2rem, 4vw, 3.5rem); }
.process__track { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); border-top: 2px solid var(--ink); }
.process__step { padding: 1.1rem 0.9rem 0.4rem 0; border-top: 0; position: relative; }
.process__step::before {
    content: "";
    position: absolute;
    top: -0.42rem;
    left: 0;
    width: 0.8rem;
    height: 0.8rem;
    background: var(--paper);
    border: 2px solid var(--ink);
    border-radius: 50%;
}
.process__step--done::before { background: var(--algae); border-color: var(--algae); }
.process__step--scaling::before { background: var(--copper); border-color: var(--copper); }
.process__num { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.08em; color: var(--copper-ink); display: block; margin-bottom: 0.3rem; }
.process__name { font-family: var(--serif); font-weight: 600; font-size: 1.02rem; display: block; margin-bottom: 0.3rem; }
.process__step p { font-size: 0.82rem; color: var(--ink-muted); margin: 0; line-height: 1.5; }
.process__state { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-muted); margin-top: 0.5rem; display: block; }

/* ---------- Metric table (specimen table) ---------- */
.metric-table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.metric-table th, .metric-table td { text-align: left; padding: 0.95rem 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.metric-table thead th {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-muted);
    border-bottom: 2px solid var(--ink);
}
.metric-table td:first-child { font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.04em; color: var(--copper-ink); width: 34%; }
.metric-table tbody tr:hover { background: rgba(47, 107, 79, 0.05); }

.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 2px solid var(--ink); border-bottom: 1px solid var(--line); }
.stat { padding: 1.6rem 1.4rem 1.6rem 0; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat__value { font-family: var(--serif); font-weight: 600; font-size: clamp(2rem, 3.4vw, 2.9rem); letter-spacing: -0.02em; color: var(--ink); display: block; line-height: 1; }
.stat__value sup { font-size: 0.5em; color: var(--coral); }
.stat__label { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); display: block; margin-top: 0.6rem; }
.stat__note { font-size: 0.8rem; color: var(--ink-muted); margin-top: 0.35rem; }

/* ---------- Programme list ---------- */
.programme-row { display: grid; grid-template-columns: minmax(7rem, 0.5fr) minmax(0, 1.4fr) minmax(0, 0.8fr); gap: 1rem; padding: 1.3rem 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.programme-row__code { font-family: var(--mono); font-size: 0.74rem; color: var(--copper-ink); }
.programme-row__title { font-family: var(--serif); font-weight: 600; font-size: 1.12rem; margin-bottom: 0.25rem; }
.programme-row__summary { font-size: 0.9rem; color: var(--ink-soft); margin: 0; }
.programme-row__meta { text-align: right; }
.status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-soft);
}
.status::before { content: ""; width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--ink-muted); }
.status--active::before { background: var(--algae); }
.status--scaling::before { background: var(--copper); }
.status--paused::before { background: var(--copper-pale); }
.status--completed::before { background: var(--ink); }

/* ---------- Publication list ---------- */
.pub-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1rem 2rem; padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.pub-row__type { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper-ink); display: block; margin-bottom: 0.5rem; }
.pub-row__title { font-family: var(--serif); font-weight: 600; font-size: clamp(1.15rem, 1.8vw, 1.5rem); margin-bottom: 0.35rem; max-width: 46ch; }
.pub-row__authors { font-size: 0.88rem; color: var(--ink-soft); margin-bottom: 0.4rem; }
.pub-row__journal { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.04em; color: var(--ink-muted); }
.pub-row__meta { text-align: right; display: flex; flex-direction: column; gap: 0.4rem; align-items: flex-end; }
.pub-row__year { font-family: var(--serif); font-weight: 600; font-size: 1.6rem; color: var(--ink); }
.pub-row__focus { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); border: 1px solid var(--line); padding: 0.3rem 0.55rem; }
.pub-row__doi { font-family: var(--mono); font-size: 0.7rem; color: var(--copper-ink); text-decoration: none; }
.pub-row__doi:hover { text-decoration: underline; }
.pub-row[hidden], .stage-panel[hidden], .news-row[hidden] { display: none; }

/* Publication filter */
.pub-filter { border-top: 2px solid var(--ink); border-bottom: 1px solid var(--line); padding: 1.1rem 0 0.4rem; margin-bottom: 1.5rem; }
.pub-filter__group { display: flex; flex-wrap: wrap; gap: 0.4rem 1.6rem; align-items: baseline; margin-bottom: 0.9rem; }
.pub-filter__label { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-muted); min-width: 5.5rem; }
.pub-filter__group button {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-soft);
    padding: 0.35rem 0.1rem;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}
.pub-filter__group button:hover { color: var(--algae-deep); }
.pub-filter__group button.is-active { color: var(--ink); border-bottom-color: var(--copper); }
.pub-filter__result { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.08em; color: var(--ink-muted); margin-bottom: 1.4rem; display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }

/* ---------- Pipeline explorer ---------- */
.explorer { border: 1px solid var(--line-strong); background: var(--paper); display: grid; grid-template-columns: minmax(13rem, 0.42fr) minmax(0, 1.58fr); }
.explorer__tabs { border-right: 1px solid var(--line-strong); }
.stage-tab {
    display: grid;
    grid-template-columns: 1.9rem 1fr auto;
    gap: 0.5rem;
    align-items: baseline;
    width: 100%;
    text-align: left;
    padding: 1.1rem 1.2rem;
    border-bottom: 1px solid var(--line);
    font-family: var(--serif);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink-soft);
    transition: background 0.2s, color 0.2s;
}
.stage-tab:hover { background: rgba(47, 107, 79, 0.06); }
.stage-tab.is-active { background: var(--ink); color: var(--mineral); }
.stage-tab__num { font-family: var(--mono); font-size: 0.7rem; color: var(--copper-ink); }
.stage-tab.is-active .stage-tab__num { color: var(--copper-pale); }
.stage-tab__flag { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); }
.stage-tab.is-active .stage-tab__flag { color: var(--algae-bright); }
.stage-panel { padding: clamp(1.5rem, 3vw, 2.8rem); }
.stage-panel__head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: baseline; border-bottom: 2px solid var(--ink); padding-bottom: 1rem; margin-bottom: 1.6rem; }
.stage-panel__head h3 { margin: 0; font-size: clamp(1.5rem, 2.4vw, 2rem); }
.stage-panel__state { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper-ink); }
.stage-panel__cols { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: clamp(1.5rem, 3vw, 2.5rem); }
.stage-panel__block { margin-bottom: 1.8rem; }
.stage-panel__block h4 { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-muted); font-weight: 500; margin-bottom: 0.9rem; display: flex; align-items: center; gap: 0.6rem; }
.stage-panel__block h4::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.evidence-list { display: grid; gap: 0.85rem; }
.evidence-list li { display: grid; grid-template-columns: 1.6rem 1fr; gap: 0.7rem; font-size: 0.92rem; color: var(--ink-soft); }
.evidence-list li::before { content: "▸"; font-family: var(--mono); font-size: 0.8rem; color: var(--algae); }
.stage-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 1.4rem; border-top: 1px solid var(--line-strong); }
.stage-metric { padding: 0.95rem 0 0.2rem; border-bottom: 1px solid var(--line); }
.stage-metric__value { font-family: var(--serif); font-weight: 600; font-size: 1.5rem; line-height: 1.1; }
.stage-metric__label { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-muted); margin-top: 0.3rem; display: block; }
.pub-mini { font-size: 0.9rem; color: var(--ink-soft); padding: 0.6rem 0; border-bottom: 1px solid var(--line); display: grid; gap: 0.15rem; }
.pub-mini__src { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.06em; color: var(--copper-ink); }
.stage-programme { padding: 0.8rem 0; border-bottom: 1px solid var(--line); display: grid; gap: 0.3rem; }
.stage-programme__title { font-family: var(--serif); font-weight: 600; font-size: 1.02rem; }
.stage-programme__meta { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.05em; color: var(--ink-muted); display: flex; gap: 1rem; flex-wrap: wrap; }
.stage-empty { font-size: 0.9rem; color: var(--ink-muted); padding: 0.8rem 0; border-bottom: 1px solid var(--line); }

/* ---------- News ---------- */
.news-row { border-bottom: 1px solid var(--line); padding: 1.4rem 0; }
.news-row__meta { display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem; align-items: baseline; font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: 0.6rem; }
.news-row__date { color: var(--copper-ink); }
.news-row__title { font-family: var(--serif); font-weight: 600; font-size: clamp(1.25rem, 2vw, 1.7rem); margin-bottom: 0.35rem; max-width: 40ch; }
.news-row__summary { max-width: 66ch; color: var(--ink-soft); }
details.news-item { border-bottom: 1px solid var(--line); }
details.news-item summary { list-style: none; cursor: pointer; padding: 1.4rem 0; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 1.2rem; align-items: baseline; }
details.news-item summary::-webkit-details-marker { display: none; }
details.news-item summary .news-toggle { font-family: var(--mono); font-size: 0.8rem; color: var(--copper-ink); transition: transform 0.2s var(--ease); }
details.news-item[open] summary .news-toggle { transform: rotate(45deg); }
details.news-item .news-item__body { padding: 0 0 1.6rem; max-width: 70ch; color: var(--ink-soft); }

/* ---------- Team ---------- */
.team-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line-strong); border-left: 1px solid var(--line); }
.team-card { padding: 1.6rem 1.6rem 1.8rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.team-card__monogram {
    width: 3rem;
    height: 3rem;
    border: 1px solid var(--ink);
    display: grid;
    place-items: center;
    font-family: var(--mono);
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    color: var(--algae-deep);
    background: var(--paper);
    margin-bottom: 1.1rem;
}
.team-card__name { font-family: var(--serif); font-weight: 600; font-size: 1.3rem; margin-bottom: 0.15rem; }
.team-card__role { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--copper-ink); margin-bottom: 0.7rem; }
.team-card__dept { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: 0.8rem; }
.team-card p { font-size: 0.9rem; color: var(--ink-soft); margin: 0; }

/* ---------- Roles ---------- */
.role-row { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.8fr) auto; gap: 1rem 2rem; padding: 1.5rem 0; border-bottom: 1px solid var(--line); align-items: center; }
.role-row__title { font-family: var(--serif); font-weight: 600; font-size: 1.25rem; margin-bottom: 0.25rem; }
.role-row__summary { font-size: 0.9rem; color: var(--ink-soft); margin: 0; max-width: 52ch; }
.role-row__meta { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-muted); display: grid; gap: 0.35rem; }

/* ---------- Framework / editorial split ---------- */
.framework { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(2rem, 5vw, 4.5rem); border-top: 1px solid var(--line); padding-top: 2.2rem; }
.framework + .framework { margin-top: 2.6rem; }
.framework__index { font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.1em; color: var(--coral); }
.framework__title { font-family: var(--serif); font-weight: 600; font-size: clamp(1.4rem, 2.2vw, 1.9rem); margin: 0.6rem 0 0.9rem; }
.framework__body p { color: var(--ink-soft); }
.framework__body ul { display: grid; gap: 0.55rem; margin-top: 1rem; }
.framework__body li { display: grid; grid-template-columns: 1.4rem 1fr; gap: 0.6rem; font-size: 0.92rem; color: var(--ink-soft); }
.framework__body li::before { content: "—"; font-family: var(--mono); color: var(--copper); }

/* ---------- Timeline ---------- */
.timeline { position: relative; margin-top: 2.5rem; }
.timeline::before { content: ""; position: absolute; left: 0.42rem; top: 0.2rem; bottom: 0.2rem; width: 1px; background: var(--line-strong); }
.timeline-item { position: relative; padding: 0 0 1.9rem 2.4rem; }
.timeline-item::before { content: ""; position: absolute; left: 0; top: 0.35rem; width: 0.85rem; height: 0.85rem; border-radius: 50%; border: 2px solid var(--ink); background: var(--mineral); }
.timeline-item--current::before { background: var(--copper); border-color: var(--copper); }
.timeline-item__year { font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.12em; color: var(--copper-ink); display: block; margin-bottom: 0.3rem; }
.timeline-item__title { font-family: var(--serif); font-weight: 600; font-size: 1.15rem; margin-bottom: 0.3rem; }
.timeline-item p { font-size: 0.92rem; color: var(--ink-soft); margin: 0; max-width: 60ch; }

/* ---------- Values ---------- */
.values-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line-strong); border-left: 1px solid var(--line); }
.value-cell { padding: 1.7rem 1.7rem 1.9rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.value-cell__num { font-family: var(--mono); font-size: 0.76rem; color: var(--coral); display: block; margin-bottom: 0.8rem; }
.value-cell__title { font-family: var(--serif); font-weight: 600; font-size: 1.25rem; margin-bottom: 0.4rem; }
.value-cell p { font-size: 0.9rem; color: var(--ink-soft); margin: 0; }

/* ---------- Contact form ---------- */
.contact-split { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(2rem, 5vw, 4.5rem); }
.contact-details__item { padding: 1.2rem 0; border-bottom: 1px solid var(--line); }
.contact-details__item h3 { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-muted); font-weight: 500; margin-bottom: 0.45rem; }
.contact-details__item p { margin: 0; font-size: 0.95rem; color: var(--ink-soft); }
.contact-details__item a { color: var(--copper-ink); }

.enquiry-form { border-top: 2px solid var(--ink); padding-top: 1.6rem; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem 1.4rem; }
.form-field { display: grid; gap: 0.4rem; }
.form-field--full { grid-column: 1 / -1; }
.form-field label { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); }
.form-field label .req { color: var(--coral); }
.form-field input, .form-field select, .form-field textarea {
    font: inherit;
    color: var(--ink);
    background: var(--paper);
    border: 1px solid var(--line-strong);
    border-radius: 0;
    padding: 0.7rem 0.85rem;
    width: 100%;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-field textarea { min-height: 9rem; resize: vertical; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
    outline: none;
    border-color: var(--algae);
    box-shadow: 0 0 0 2px rgba(47, 107, 79, 0.25);
}
.form-field .hint { font-size: 0.8rem; color: var(--ink-muted); }
.form-consent { display: flex; gap: 0.7rem; align-items: flex-start; font-size: 0.88rem; color: var(--ink-soft); }
.form-consent input { width: 1.1rem; height: 1.1rem; margin-top: 0.15rem; accent-color: var(--algae); }
.form-status { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.02em; padding: 0.9rem 1.1rem; margin-top: 1.1rem; border: 1px solid; }
.form-status--ok { color: var(--algae-deep); border-color: var(--algae); background: rgba(47, 107, 79, 0.08); }
.form-status--error { color: var(--coral); border-color: var(--coral); background: rgba(201, 79, 61, 0.07); }

/* ---------- FAQ ---------- */
.faq-list { border-top: 1px solid var(--line-strong); }
details.faq-item { border-bottom: 1px solid var(--line); }
details.faq-item summary { list-style: none; cursor: pointer; padding: 1.3rem 0; display: grid; grid-template-columns: 2.2rem minmax(0, 1fr) auto; gap: 1rem; align-items: baseline; font-family: var(--serif); font-weight: 600; font-size: 1.12rem; }
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item summary .faq-num { font-family: var(--mono); font-size: 0.74rem; color: var(--copper-ink); font-weight: 400; }
details.faq-item summary .faq-toggle { font-family: var(--mono); font-size: 1rem; color: var(--copper-ink); transition: transform 0.2s var(--ease); }
details.faq-item[open] summary .faq-toggle { transform: rotate(45deg); }
details.faq-item .faq-body { padding: 0 0 1.4rem 3.2rem; max-width: 66ch; color: var(--ink-soft); }
details.faq-item .faq-body p { margin: 0 0 0.8em; }

/* ---------- Reveal ---------- */
[data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity 0.55s var(--ease), transform 0.55s var(--ease); }
[data-reveal].is-revealed { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
    .home-hero__inner { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); }
    .pipeline-rail { grid-column: 1 / -1; border-left: 0; border-top: 1px solid var(--line-strong); padding: 1.4rem 0 0; margin-top: 0.5rem; }
    .pipeline-rail ol { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .pipeline-rail a { border-bottom: 1px solid var(--line); }
}

@media (max-width: 1024px) {
    .explorer { grid-template-columns: 1fr; }
    .explorer__tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-right: 0; border-bottom: 1px solid var(--line-strong); }
    .stage-tab { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .contact-split { grid-template-columns: 1fr; }
    .framework { grid-template-columns: 1fr; gap: 1.2rem; }
    .notes { grid-template-columns: 1fr; }
    .note { border-right: 0; border-bottom: 1px solid var(--line); }
    .note:last-child { border-bottom: 0; }
    .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .stat:nth-child(2n) { border-right: 0; }
    .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 860px) {
    .site-header__cta { display: none; }
    .nav-toggle { display: inline-flex; }
    .site-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--paper);
        border-bottom: 1px solid var(--line-strong);
        visibility: hidden;
        opacity: 0;
        transform: translateY(-10px);
        transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0s linear 0.25s;
    }
    .site-header.is-open .site-nav {
        visibility: visible;
        opacity: 1;
        transform: none;
        max-height: calc(100vh - 4.4rem);
        overflow-y: auto;
        transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
    }
    .site-nav__list { flex-direction: column; padding: 1rem var(--shell-pad) 1.4rem; }
    .site-nav__list a { display: block; padding: 0.75rem 0; border-bottom: 1px solid var(--line); font-size: 0.82rem; }
    .team-grid, .values-list { grid-template-columns: 1fr; }
    .process__track { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 1.6rem; }
    .site-footer__grid { grid-template-columns: 1fr 1fr; }
    .role-row { grid-template-columns: 1fr; gap: 0.6rem; }
    .role-row__meta { grid-auto-flow: column; justify-content: start; }
}

@media (max-width: 640px) {
    .home-hero__inner { grid-template-columns: 1fr; padding-top: 2.5rem; }
    .brand-name__sub { display: none; }
    .pipeline-rail ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .site-footer__grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .stage-panel__cols { grid-template-columns: 1fr; }
    .pub-row { grid-template-columns: 1fr; }
    .pub-row__meta { flex-direction: row; align-items: center; justify-content: flex-start; }
    .programme-row { grid-template-columns: 1fr; }
    .programme-row__meta { text-align: left; }
    .explorer__tabs { grid-template-columns: 1fr 1fr; }
    .stat-grid { grid-template-columns: 1fr; }
    .stat { border-right: 0; border-bottom: 1px solid var(--line); }
    .specimen__frame img { aspect-ratio: 4 / 3; }
    .stage-metrics { grid-template-columns: 1fr; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    [data-reveal] { opacity: 1; transform: none; }
}