/* HELIONOVUS v4 — v3 with a fluid-ink hover on the header film. Light, editorial, after the Breakthrough Energy system.
   Type: Saans if licensed (self-host it and it takes over), otherwise Hanken Grotesk;
   labels also in Hanken Grotesk (small, spaced capitals). Never Inter. */
@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:ital,wght@0,300..700;1,400&display=swap');

:root {
  --paper: #FAFBF8;
  --paper-2: #F1F2EE;
  --band: #E9EAE5;
  --ink: #12110E;
  --ink-2: rgba(18, 17, 14, .64);
  --ink-3: rgba(18, 17, 14, .42);
  --line: rgba(18, 17, 14, .13);
  --white: #FFFFFF;
  --dark: #12110E;
  --accent: #FF6A2B;               /* set live by the colour switcher */
  --on-accent: #12110E;
  --accent-soft: color-mix(in srgb, var(--accent) 22%, var(--paper));
  --accent-deep: color-mix(in srgb, var(--accent) 70%, var(--ink));
  --f-sans: 'Saans', 'Hanken Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --f-label: var(--f-sans);
  --gutter: clamp(16px, 2.3vw, 36px);
  --r: 6px;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.76, 0, .24, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.5 var(--f-sans); letter-spacing: -.01em; -webkit-font-smoothing: antialiased; overflow-x: clip; transition: background-color .8s var(--ease), color .8s var(--ease); }
body[data-bg="accent"] { background: var(--accent); }
body[data-bg="accent"] .hdr .btn--accent { background: var(--ink); color: var(--paper); }
body[data-bg="accent"] .hdr .btn--line:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
body[data-bg="dark"] { background: var(--dark); color: var(--paper); }
img, video, canvas, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
::selection { background: var(--accent); color: var(--on-accent); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 3px; }
.sr-only { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: fixed; left: 12px; top: -60px; z-index: 300; background: var(--ink); color: var(--paper); padding: 10px 14px; border-radius: 6px; }
.skip:focus { top: 12px; }

/* type */
.label { font: 500 12px/1.3 var(--f-label); letter-spacing: .07em; text-transform: uppercase; }
.h-xl { font-weight: 500; font-size: clamp(56px, 8.6vw, 156px); line-height: .9; letter-spacing: -.055em; margin: 0; }
.h-l { font-weight: 500; font-size: clamp(40px, 5vw, 88px); line-height: .96; letter-spacing: -.045em; margin: 0; }
.h-m { font-weight: 500; font-size: clamp(30px, 3.1vw, 54px); line-height: 1.04; letter-spacing: -.035em; margin: 0; }
.h-s { font-weight: 500; font-size: clamp(22px, 1.9vw, 32px); line-height: 1.12; letter-spacing: -.025em; margin: 0; }
.body-l { font-size: clamp(18px, 1.35vw, 22px); line-height: 1.45; letter-spacing: -.015em; }
.muted { color: var(--ink-2); }
.num { font-weight: 500; letter-spacing: -.05em; font-variant-numeric: tabular-nums; line-height: .9; }
.accent-text { color: var(--accent-deep); }
body[data-bg="dark"] .accent-text, .dark .accent-text { color: var(--accent); }
.wrap { max-width: 1720px; margin: 0 auto; padding: 0 var(--gutter); }

/* buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; height: 46px; padding: 0 20px; border-radius: var(--r); font: 500 15px var(--f-sans); letter-spacing: -.01em; transition: background .3s, color .3s, transform .4s var(--ease); white-space: nowrap; }
.btn svg { width: 14px; height: 14px; transition: transform .4s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn--accent { background: var(--accent); color: var(--on-accent); }
.btn--accent:hover { background: var(--ink); color: var(--paper); }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--accent); color: var(--on-accent); }
.btn--line { border: 1px solid currentColor; }
.btn--line:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ---------------------------------------------------------------- loader */
.loader { position: fixed; inset: 0; z-index: 200; background: var(--accent); display: grid; place-items: center; }
.loader svg { width: 150px; color: var(--white); }
html.no-loader .loader { display: none; }

/* ---------------------------------------------------------------- header */
.hdr { position: fixed; inset: 0 0 auto; z-index: 100; height: 88px; pointer-events: none; }
.hdr > * { pointer-events: auto; }
.hdr__word { position: absolute; left: var(--gutter); top: 32px; width: 150px; color: var(--ink); transition: opacity .4s, color .4s; }
.hdr__mark { position: absolute; left: 50%; top: 24px; width: 34px; height: 34px; transform: translateX(-50%); color: var(--ink); transition: color .4s; }
.hdr__mark svg { width: 100%; height: 100%; }
.hdr__right { position: absolute; right: var(--gutter); top: 20px; display: flex; align-items: center; gap: 8px; }
.hdr__right .btn { height: 42px; font-size: 14px; }
.hdr__menu { width: 42px; height: 42px; display: grid; place-items: center; border-radius: var(--r); }
.hdr__menu span { width: 20px; height: 1.5px; background: currentColor; position: relative; display: block; }
.hdr__menu span::before, .hdr__menu span::after { content: ''; position: absolute; left: 0; right: 0; height: 1.5px; background: currentColor; transition: transform .4s var(--ease); }
.hdr__menu span::before { top: -6px; } .hdr__menu span::after { top: 6px; }
body.menu-open .hdr__menu span { background: transparent; }
body.menu-open .hdr__menu span::before { transform: translateY(6px) rotate(45deg); }
body.menu-open .hdr__menu span::after { transform: translateY(-6px) rotate(-45deg); }
.hdr[data-on="dark"] .hdr__word, .hdr[data-on="dark"] .hdr__mark, .hdr[data-on="dark"] .hdr__menu { color: var(--paper); }
.hdr.scrolled .hdr__word, .hdr.scrolled .btn--line { opacity: 0; pointer-events: none; }
.hdr__right .btn--line { transition: opacity .4s, background .3s, color .3s; }
.menu { position: fixed; inset: 0; z-index: 90; background: var(--paper); padding: 120px var(--gutter) 40px; display: grid; grid-template-columns: 1fr 1fr; gap: var(--gutter); clip-path: inset(0 0 100% 0); transition: clip-path .8s var(--ease-io); visibility: hidden; }
body.menu-open .menu { clip-path: inset(0); visibility: visible; }
.menu ol { list-style: none; margin: 0; padding: 0; }
.menu li { border-top: 1px solid var(--line); }
.menu li a { display: flex; justify-content: space-between; align-items: baseline; padding: 14px 0; font-weight: 500; font-size: clamp(34px, 4.4vw, 72px); letter-spacing: -.045em; line-height: 1; transition: color .3s, padding .4s var(--ease); }
.menu li a:hover { padding-left: 12px; color: var(--accent-deep); }
.menu li a small { font: 400 12px var(--f-label); letter-spacing: .08em; }
.menu__side { align-self: end; display: grid; gap: 18px; justify-items: start; }

/* ---------------------------------------------------------------- hero */
.hero { position: relative; height: 240svh; }
.hero__stage { position: sticky; top: 0; height: 100svh; overflow: hidden; background: #FFFFFF; }
.hero__motion { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__panel { position: absolute; left: 50%; top: 50%; width: min(84vw, 1300px); height: min(78svh, 780px); border-radius: 4px; overflow: hidden; background: #E9892F; will-change: transform; }
.hero__panel video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1.4s ease; }
.hero__panel video.on { opacity: 1; }
.hero__panel::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(40, 14, 0, .22), rgba(40, 14, 0, .08) 45%, rgba(40, 14, 0, .2)); pointer-events: none; }
.reel { position: absolute; left: 20px; bottom: 18px; right: 20px; z-index: 2; display: flex; justify-content: space-between; align-items: end; gap: 16px; color: #fff; }
.reel__cap { font: 400 12px var(--f-label); letter-spacing: .08em; text-transform: uppercase; display: flex; gap: 10px; align-items: center; }
.reel__cap i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.reel__bars { display: flex; gap: 6px; }
.reel__bars button { width: 36px; height: 20px; position: relative; }
.reel__bars button::before { content: ''; position: absolute; left: 0; right: 0; top: 9px; height: 2px; background: rgba(255, 255, 255, .35); }
.reel__bars button i { position: absolute; left: 0; top: 9px; height: 2px; width: 0; background: #fff; }
.hero__title { position: absolute; inset: 0; margin: 0; pointer-events: none; }
.hero__title .ln { position: absolute; white-space: nowrap; font-weight: 500; font-size: clamp(56px, 8.4vw, 160px); line-height: .9; letter-spacing: -.058em; }
.hero__title .l1 { left: var(--gutter); top: 25svh; }
.hero__title .l2 { left: var(--gutter); top: calc(25svh + 1em); }
.hero__title .l3 { right: var(--gutter); top: calc(25svh + 2em); }
.hero__title.ink { color: var(--ink); }
.hero__title.lite { color: #fff; text-shadow: 0 2px 40px rgba(60, 20, 0, .35); }
.hero__foot { position: absolute; left: var(--gutter); right: var(--gutter); bottom: 22px; display: flex; justify-content: space-between; align-items: end; gap: 20px; z-index: 3; }
.hero__foot .scrollcue { position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); }
.hero__foot p { margin: 0; max-width: 360px; font-size: 15px; line-height: 1.45; color: var(--ink-2); }
.scrollcue { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-2); }
.scrollcue svg { width: 12px; height: 12px; animation: bob 1.8s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(4px); } }

/* collage (floating real photography) */
.collage { position: absolute; inset: 0; pointer-events: none; }
.collage figure { position: absolute; margin: 0; overflow: hidden; border-radius: 2px; will-change: transform; background: var(--band); }
.collage img { width: 100%; height: 100%; object-fit: cover; }

/* ---------------------------------------------------------------- statement (accent band) */
.statement { position: relative; min-height: 180svh; }
.statement__stage { position: sticky; top: 0; height: 100svh; display: grid; place-items: center; overflow: hidden; }
/* the knot sits tone-on-tone behind the copy: present, never in the way of reading */
.statement__knot { position: absolute; left: 50%; top: 50%; width: min(64vw, 820px); transform: translate(-50%, -50%); color: var(--white); opacity: .13; }
.statement__text { position: relative; z-index: 2; max-width: 1180px; padding: 0 var(--gutter); text-align: center; font-weight: 500; font-size: clamp(30px, 3.7vw, 64px); line-height: 1.12; letter-spacing: -.04em; color: var(--ink); margin: 0; }
.statement__text .w { opacity: .2; }
.chip { display: inline-block; width: 1.72em; height: .84em; margin: 0 .08em; vertical-align: -.06em; border-radius: 999px; overflow: hidden; background: color-mix(in srgb, var(--ink) 18%, var(--accent)); box-shadow: inset 0 0 0 1.5px rgba(18, 17, 14, .12); transform-origin: 50% 60%; }
.chip img { width: 100%; height: 100%; object-fit: cover; display: block; }

.interstitial { height: 100svh; display: grid; place-items: center; position: relative; overflow: hidden; }
.interstitial h2 { position: relative; z-index: 2; text-align: center; }
.interstitial .knot { position: absolute; left: 50%; top: 50%; width: min(52vw, 640px); transform: translate(-50%, -50%); color: var(--white); opacity: .13; }

/* ---------------------------------------------------------------- opportunity: the demand curve */
.opp__pin { position: relative; height: 230svh; }
.opp__stage { position: sticky; top: 0; height: 100svh; display: grid; grid-template-rows: auto auto minmax(0, 1fr); padding: 110px 0 6svh; overflow: hidden; }
.opp__top { display: grid; grid-template-columns: 1fr 1.4fr; gap: var(--gutter); align-items: start; width: 100%; }
.opp__lede { margin: 0; max-width: 560px; }
.opp__read { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--gutter); margin-top: clamp(20px, 4svh, 48px); width: 100%; }
.opp__big { display: flex; align-items: baseline; gap: .2em; }
.opp__big .num { font-size: clamp(76px, 11vw, 200px); }
.opp__unit { font-weight: 500; font-size: clamp(22px, 2vw, 36px); letter-spacing: -.03em; color: var(--ink-2); }
.opp__year { display: grid; justify-items: end; gap: 10px; padding-bottom: .6em; }
.opp__year .num { font-size: clamp(34px, 3.4vw, 60px); color: var(--accent-deep); }
.opp__chart { width: 100%; min-height: 0; margin-top: clamp(14px, 3svh, 36px); }
.opp__chart svg { position: absolute; left: 0; top: 0; display: block; overflow: visible; }
.opp__chart text { font: 400 13px var(--f-sans); fill: var(--ink-3); }
.opp__chart .tag text { font-weight: 500; fill: var(--ink); font-size: 14px; }
.opp__pillars { padding-top: clamp(40px, 6vw, 90px); padding-bottom: clamp(100px, 12vw, 190px); }
.opp__answer { margin: 0 0 clamp(48px, 6vw, 90px); max-width: 15ch; }
.opp__answer .muted { color: var(--ink-3); }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gutter); border-top: 1px solid var(--line); padding-top: 28px; }
.pillar { display: grid; gap: 14px; align-content: start; }
.pillar__img { aspect-ratio: 4 / 3; overflow: hidden; border-radius: 2px; background: var(--band); margin-bottom: 10px; }
.pillar__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--ease); }
.pillar:hover .pillar__img img { transform: scale(1.04); }
.pillar .label { color: var(--accent-deep); }
.pillar h3 { margin: 0; }
.pillar p { margin: 0; color: var(--ink-2); font-size: 16px; max-width: 34ch; }

/* ---------------------------------------------------------------- films (dark band): machine index + film */
.films { position: relative; height: 420svh; color: var(--paper); }
.films__stage { position: sticky; top: 0; height: 100svh; display: grid; grid-template-columns: minmax(300px, 5fr) 7fr; gap: clamp(28px, 4vw, 72px); padding: 110px var(--gutter) 40px; max-width: 1720px; margin: 0 auto; }
.films__col { display: flex; flex-direction: column; min-height: 0; }
.films__col .label { margin: 0 0 18px; }
.films__col h2 { margin: 0; }
.films__list { list-style: none; margin: auto 0 0; padding: 0; border-top: 1px solid rgba(250, 251, 248, .14); }
.films__list li { display: grid; grid-template-columns: 44px 1fr; gap: 0 12px; padding: 16px 0; border-bottom: 1px solid rgba(250, 251, 248, .14); color: rgba(250, 251, 248, .38); transition: color .5s var(--ease); cursor: pointer; }
.films__list li.on { color: var(--paper); }
.films__n { font: 500 12px var(--f-label); letter-spacing: .08em; padding-top: .7em; }
.films__list li.on .films__n { color: var(--accent); }
.films__list h3 { margin: 0; display: flex; align-items: baseline; justify-content: space-between; gap: 12px; font-weight: 500; font-size: clamp(26px, 2.4vw, 40px); letter-spacing: -.04em; line-height: 1.1; }
.films__list h3 small { font: 500 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; opacity: .7; }
.films__more { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .6s var(--ease); }
.films__list li.on .films__more { grid-template-rows: 1fr; }
.films__more > div { overflow: hidden; }
.films__more p { margin: 12px 0 16px; max-width: 42ch; font-size: 15.5px; color: rgba(250, 251, 248, .74); }
.films__more .btn { height: 40px; padding: 0 16px; font-size: 14px; margin-bottom: 4px; }
.film { position: relative; height: 100%; min-height: 0; border-radius: 4px; overflow: hidden; background: #1c1b17; }
.film video, .film img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1s ease; }
.film .on { opacity: 1; }
.film::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0, 0, 0, .38), transparent 22%); pointer-events: none; }
.film__cap { position: absolute; left: 18px; top: 16px; z-index: 2; color: rgba(255, 255, 255, .86); }
.film__bar { position: absolute; left: 18px; right: 18px; bottom: 16px; z-index: 2; height: 2px; background: rgba(255, 255, 255, .22); }
.film__bar i { display: block; height: 100%; width: 0; background: var(--accent); }

/* ---------------------------------------------------------------- NOVA studio */
.studio { position: relative; height: 480svh; }
.studio__stage { position: sticky; top: 0; height: 100svh; overflow: hidden; background: radial-gradient(ellipse at 64% 46%, #FFFFFF 0%, #F3F4F0 45%, #E6E8E2 100%); }
.studio__canvas { position: absolute; inset: 0; }
.studio__canvas canvas { width: 100% !important; height: 100% !important; }
.studio__load { position: absolute; inset: 0; display: grid; place-items: center; color: var(--ink-3); }
.studio__head { position: absolute; left: var(--gutter); top: 110px; z-index: 2; }
.studio__steps { position: absolute; left: var(--gutter); bottom: 12svh; width: min(420px, 34vw); z-index: 2; height: 240px; }
.step { position: absolute; left: 0; bottom: 0; opacity: 0; transition: opacity .5s, transform .6s var(--ease); transform: translateY(16px); }
.step.on { opacity: 1; transform: none; }
.step .label { color: var(--accent-deep); display: block; margin-bottom: 12px; }
.step h3 { margin: 0 0 12px; }
.step p { margin: 0; color: var(--ink-2); }
.step dl { display: flex; gap: 32px; margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--line); }
.step dt { font: 400 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.step dd { margin: 6px 0 0; font-weight: 500; font-size: 30px; letter-spacing: -.04em; }
.step dd small { font-size: 14px; color: var(--ink-3); margin-left: 3px; letter-spacing: 0; }
.studio__labels { position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.tlabel { position: absolute; left: 0; top: 0; display: flex; align-items: center; gap: 8px; font: 400 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; color: var(--ink); background: rgba(250, 251, 248, .8); padding: 5px 9px; border-radius: 3px; opacity: 0; transition: opacity .4s; backdrop-filter: blur(6px); white-space: nowrap; }
.tlabel::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.tlabel.on { opacity: 1; }
.studio__rail { position: absolute; left: var(--gutter); bottom: 6svh; display: flex; gap: 6px; z-index: 2; }
.studio__rail i { width: 26px; height: 2px; background: var(--line); transition: background .3s, width .4s var(--ease); }
.studio__rail i.on { background: var(--ink); width: 48px; }
.studio__credit { position: absolute; right: var(--gutter); bottom: 6svh; z-index: 2; color: var(--ink-3); }

/* ---------------------------------------------------------------- sections */
.sec { padding: clamp(100px, 12vw, 190px) 0; }
.sec-head { display: grid; grid-template-columns: 1fr 1.4fr; gap: var(--gutter); align-items: end; margin-bottom: clamp(48px, 6vw, 96px); }
.sec-head .label { display: block; margin-bottom: 26px; }
.sec-head p { margin: 0; max-width: 560px; }

/* numbers */
.facts { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.fact { padding: 28px 24px 34px 0; border-right: 1px solid var(--line); margin-right: 24px; }
.fact:last-child { border-right: 0; }
.fact .num { font-size: clamp(52px, 5.4vw, 96px); display: block; margin-bottom: 18px; }
.fact .num small { font-size: .32em; letter-spacing: -.02em; margin-left: .15em; color: var(--ink-2); }
.fact p { margin: 0; color: var(--ink-2); font-size: 15px; max-width: 30ch; }
.fact .label { display: block; margin-top: 16px; color: var(--ink-3); font-size: 10.5px; }

/* photo + text tiles */
.tiles { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gutter); }
.tile { grid-column: span 4; display: flex; flex-direction: column; gap: 18px; }
.tile--wide { grid-column: span 8; }
.tile__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; border-radius: 2px; background: var(--band); }
.tile--wide .tile__media { aspect-ratio: 16 / 9; }
.tile__media img, .tile__media video { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--ease); }
.tile:hover .tile__media img, .tile:hover .tile__media video { transform: scale(1.04); }
.tile__media .label { position: absolute; left: 14px; top: 12px; color: #fff; z-index: 1; }
.tile h3 { margin: 0; }
.tile p { margin: 0; color: var(--ink-2); font-size: 15.5px; }

/* sim */
.panel { border: 1px solid var(--line); border-radius: 4px; background: var(--white); padding: clamp(18px, 2.2vw, 34px); }
.sim-top { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; margin-bottom: 24px; }
.seg { display: inline-flex; gap: 4px; padding: 4px; border-radius: 8px; background: var(--paper-2); }
.seg button { padding: 9px 14px; border-radius: 6px; font-size: 14px; font-weight: 500; color: var(--ink-2); min-height: 40px; transition: background .3s, color .3s; }
.seg button[aria-pressed="true"] { background: var(--accent); color: var(--on-accent); }
.kpis { display: flex; gap: clamp(20px, 3vw, 48px); }
.kpis div { font: 400 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.kpis b { display: block; margin-top: 6px; font: 500 clamp(30px, 2.8vw, 44px) var(--f-sans); letter-spacing: -.045em; color: var(--ink); text-transform: none; font-variant-numeric: tabular-nums; }
/* UMBRA chart: one accent family, ink for demand and shortfall */
.chart { position: relative; }
.chart svg { width: 100%; height: auto; overflow: visible; display: block; }
.chart text { font: 400 14px var(--f-sans); fill: var(--ink-3); letter-spacing: 0; }
.chart .dn { font-weight: 500; fill: var(--ink); font-size: 15px; }
.chart .oct { font: 500 10.5px var(--f-label); letter-spacing: .08em; text-transform: uppercase; fill: var(--ink-3); }
.chart .pt { font: 500 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; fill: var(--ink-3); }
.chart .none { font-size: 14px; fill: var(--ink-3); }
.chart .oc { fill: rgba(18, 17, 14, .028); }
.chart .day { stroke: rgba(18, 17, 14, .1); }
.chart .gl { stroke: rgba(18, 17, 14, .07); }
.chart .area { stroke: var(--white); stroke-width: 1; stroke-linejoin: round; }
.chart .a-dir, .k-dir { fill: var(--accent); background: var(--accent); }
.chart .a-na, .k-na { fill: var(--accent-deep); background: var(--accent-deep); }
.chart .a-fe, .k-fe { fill: color-mix(in srgb, var(--accent) 34%, var(--paper)); background: color-mix(in srgb, var(--accent) 34%, var(--paper)); }
.chart .a-un { fill: url(#unh); }
.chart .hl { stroke: var(--ink); stroke-width: 1.4; stroke-opacity: .55; }
.k-un { background: repeating-linear-gradient(135deg, rgba(18, 17, 14, .6) 0 1.5px, transparent 1.5px 5px); }
.chart .l-dem { fill: none; stroke: var(--ink); stroke-width: 1.6; }
.k-dem { height: 2px !important; background: var(--ink); }
.chart .s-na { fill: none; stroke: var(--accent-deep); stroke-width: 2; }
.chart .s-fe { fill: none; stroke: color-mix(in srgb, var(--accent) 60%, var(--paper)); stroke-width: 2; }
.chart .s-fe-a { fill: color-mix(in srgb, var(--accent) 16%, var(--paper)); }
.chart .hov { opacity: 0; transition: opacity .2s; pointer-events: none; }
.chart .hl-x { stroke: var(--ink); stroke-width: 1; stroke-dasharray: 2 3; }
.chart .hd { fill: var(--white); stroke: var(--ink); stroke-width: 1.5; }
.chart .hit { cursor: crosshair; }
.sim-tip { position: absolute; left: 0; top: 0; min-width: 210px; padding: 12px 14px; border-radius: 6px; background: var(--white); border: 1px solid var(--line); box-shadow: 0 18px 40px -20px rgba(18, 17, 14, .35); font-size: 13px; pointer-events: none; opacity: 0; transition: opacity .2s; z-index: 2; }
.sim-tip p { margin: 0 0 8px; font: 500 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.sim-tip div { display: grid; grid-template-columns: 12px 1fr auto; gap: 8px; align-items: center; line-height: 1.8; }
.sim-tip i { width: 10px; height: 10px; border-radius: 2px; }
.sim-tip span { color: var(--ink-2); }
.sim-tip b { font-weight: 500; font-variant-numeric: tabular-nums; }
.legend { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; font-size: 13px; color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 8px; }
.legend i { width: 14px; height: 10px; border-radius: 2px; }
.note { font-size: 12.5px; color: var(--ink-3); margin-top: 14px; max-width: 900px; }

/* heliostat */
.app { position: relative; border-radius: 6px; overflow: hidden; background: #0c0c0f; box-shadow: 0 50px 100px -40px rgba(18, 17, 14, .35), 0 0 0 1px rgba(18, 17, 14, .08); display: block; }
.app__bar { height: 36px; display: flex; align-items: center; gap: 7px; padding: 0 14px; background: #f0f1ed; border-bottom: 1px solid var(--line); }
.app__bar i { width: 10px; height: 10px; border-radius: 50%; background: #d7d8d3; }
.app__bar span { margin: 0 auto; font-size: 12px; color: var(--ink-3); }
.app__view { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.app__view iframe { position: absolute; left: 0; top: 0; width: 1600px; height: 900px; border: 0; transform-origin: 0 0; pointer-events: none; }

/* approach — the mark, from construction to finished object */
.orbit { display: grid; grid-template-columns: 60px minmax(0, 1fr) minmax(0, 1fr); align-items: center; min-height: 100svh; gap: var(--gutter); padding: clamp(80px, 8vw, 120px) 0; }
.orbit__nav { display: grid; gap: 14px; }
.orbit__nav button { width: 10px; height: 10px; border-radius: 50%; border: 1px solid var(--ink-3); transition: background .3s, border-color .3s; }
.orbit__nav button[aria-selected="true"] { background: var(--accent); border-color: var(--accent); }
.orbit__txt { position: relative; min-height: 340px; }
.orbit__txt article { position: absolute; inset: 0; opacity: 0; transition: opacity .6s, transform .6s var(--ease); transform: translateY(14px); pointer-events: none; }
.orbit__txt article.on { opacity: 1; transform: none; pointer-events: auto; }
.orbit__txt h3 { margin: 0 0 28px; }
.orbit__txt p { margin: 0; font-weight: 500; font-size: clamp(26px, 2.4vw, 40px); line-height: 1.12; letter-spacing: -.035em; color: var(--ink-3); }
.orbit__viz { position: relative; width: 100%; max-width: 620px; justify-self: center; aspect-ratio: 1; }
.orbit__viz svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.cx text { font: 500 5.6px var(--f-label); letter-spacing: .08em; text-transform: uppercase; fill: var(--ink-3); }
.cx text.big { font: 500 11px var(--f-sans); letter-spacing: -.03em; text-transform: none; }
.opp__chart { position: relative; }
.nw { white-space: nowrap; }
.cx .guide { fill: none; stroke: var(--ink); stroke-opacity: .3; stroke-width: .8; vector-effect: non-scaling-stroke; }
.cx .guide--dash { stroke-dasharray: 3 4; }
.cx .pt { fill: var(--paper); stroke: var(--ink); stroke-width: 1; vector-effect: non-scaling-stroke; }
.cx .line { fill: none; stroke: var(--ink); stroke-width: 1.25; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.cx .dim { stroke: var(--accent-deep); stroke-width: 1; vector-effect: non-scaling-stroke; fill: none; }
.cx .dim-t { fill: var(--accent-deep); }
.cx .layer { transition: opacity .8s var(--ease); }

/* news + dispatch + footer */
.news { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gutter); }
.post { display: grid; gap: 14px; align-content: start; }
.post__img { aspect-ratio: 4 / 3; overflow: hidden; border-radius: 2px; background: var(--band); }
.post__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.post:hover .post__img img { transform: scale(1.05); }
.post .label { color: var(--ink-3); }
.post h3 { margin: 0; font-weight: 500; font-size: 21px; line-height: 1.2; letter-spacing: -.025em; }
.dispatch { background: var(--band); padding: clamp(80px, 9vw, 140px) 0; }
.dispatch__in { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gutter); align-items: end; }
.dispatch form { display: grid; gap: 14px; }
.field { display: grid; gap: 6px; }
.field label { font: 400 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.field input, .field textarea, .field select { width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--ink-3); padding: 10px 0; font: 400 18px var(--f-sans); color: var(--ink); min-height: 46px; border-radius: 0; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--ink); }
.field .err { color: #9b1c00; font-size: 13px; min-height: 0; }
.form-ok { display: none; font-weight: 500; font-size: 26px; letter-spacing: -.03em; }
form.sent .form-ok { display: block; }
form.sent > :not(.form-ok) { display: none; }
.foot { padding: clamp(70px, 8vw, 120px) 0 28px; }
.foot__cols { display: grid; grid-template-columns: 2fr repeat(4, 1fr); gap: var(--gutter); }
.foot h4 { font: 400 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 16px; font-weight: 400; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.foot ul a:hover { color: var(--accent-deep); }
.foot__word { margin: clamp(60px, 8vw, 120px) 0 26px; color: var(--ink); }
.foot__word svg { width: 100%; height: auto; }
.foot__base { margin-bottom: 64px; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 18px; font-size: 12px; color: var(--ink-3); }
.foot__base a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------------------------------------------------------------- colour switcher */
.swatcher { position: fixed; right: var(--gutter); bottom: 18px; z-index: 150; display: flex; align-items: center; gap: 10px; padding: 7px 8px 7px 14px; border-radius: 999px; background: rgba(250, 251, 248, .86); border: 1px solid var(--line); box-shadow: 0 10px 30px -12px rgba(18, 17, 14, .25); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); color: var(--ink); }
.swatcher legend { font: 400 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; padding: 0; float: left; margin-right: 4px; }
.swatcher fieldset { border: 0; margin: 0; padding: 0; display: flex; align-items: center; gap: 6px; }
.swatcher label { position: relative; width: 24px; height: 24px; border-radius: 50%; cursor: pointer; box-shadow: inset 0 0 0 1px rgba(18, 17, 14, .15); transition: transform .3s var(--ease); }
.swatcher label:hover { transform: scale(1.15); }
.swatcher input[type=radio] { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.swatcher input[type=radio]:checked + span { position: absolute; inset: -4px; border-radius: 50%; border: 1.5px solid var(--ink); }
.swatcher input[type=radio]:focus-visible + span { position: absolute; inset: -4px; border-radius: 50%; outline: 2px solid var(--ink); }
.swatcher .custom { width: 24px; height: 24px; border-radius: 50%; overflow: hidden; position: relative; background: conic-gradient(red, yellow, lime, cyan, blue, magenta, red); box-shadow: inset 0 0 0 1px rgba(18, 17, 14, .15); }
.swatcher .custom input { position: absolute; inset: -6px; width: 36px; height: 36px; opacity: 0; cursor: pointer; }
.swatcher__name { font-size: 12px; color: var(--ink-2); min-width: 80px; }
.swatcher__toggle { display: none; align-items: center; gap: 8px; font: 400 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; min-height: 32px; padding: 0 6px 0 0; }
.swatcher__toggle i { width: 22px; height: 22px; border-radius: 50%; background: var(--accent); box-shadow: inset 0 0 0 1px rgba(18,17,14,.15); }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 1000px) {
  .sec-head, .dispatch__in { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr 1fr; }
  .fact:nth-child(2) { border-right: 0; }
  .tiles .tile, .tiles .tile--wide { grid-column: span 12; }
  .news { grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .orbit { grid-template-columns: 1fr; min-height: auto; padding: 80px 0; }
  .orbit__nav { grid-auto-flow: column; justify-content: start; }
  .orbit__viz { max-width: 460px; }
  .foot__cols { grid-template-columns: 1fr 1fr; }
  .opp__top { grid-template-columns: 1fr; gap: 14px; }
  .pillars { grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .films__stage { grid-template-columns: 1fr; grid-template-rows: minmax(0, 46svh) auto; gap: 20px; padding-top: 96px; }
  .films__col h2 { display: none; }
  .films__list { margin-top: 0; }
  .films__list li { padding: 10px 0; }
  .films__list li:not(.on) h3 { font-size: 20px; }
  .film { order: -1; height: 100%; }
  .hdr__right .btn--line { display: none; }
  .menu { grid-template-columns: 1fr; }
  .studio__steps { width: auto; right: var(--gutter); }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .hdr__word { width: 120px; top: 30px; }
  .hdr__right .btn { display: none; }
  .hero__title .ln { font-size: 12.4vw; }
  .hero__title .l1 { top: 14svh; } .hero__title .l2 { top: calc(14svh + .95em); } .hero__title .l3 { top: calc(14svh + 1.9em); left: var(--gutter); right: auto; }
  .hero__panel { width: 92vw; height: 50svh; }
  .hero__foot p { font-size: 14px; margin-bottom: 52px; }
  .swatcher { left: 50%; right: auto; transform: translateX(-50%); }
  .swatcher:not(.open) fieldset label, .swatcher:not(.open) fieldset .custom { display: none; }
  .swatcher__toggle { display: inline-flex !important; }
  .studio__head .h-l { font-size: 34px; }
  .studio__head { top: 92px; }
  .step dl { display: none; }
  .hero__foot { flex-direction: column; align-items: start; }
  .scrollcue { display: none; }
  .facts, .news { grid-template-columns: 1fr; }
  .fact { border-right: 0; }
  .opp__stage { padding-top: 92px; }
  .opp__lede { font-size: 16px; }
  .opp__read { flex-direction: column; align-items: flex-start; gap: 4px; }
  .opp__year { justify-items: start; padding-bottom: 0; }
  .pillars { grid-template-columns: 1fr; }
  .films__list .films__n { padding-top: .45em; }
  .films__more p { font-size: 14.5px; margin: 8px 0 12px; }
  .statement__text { font-size: 7.6vw; }
  .kpis b { font-size: 26px; }
  .chart { overflow-x: auto; }
  .chart svg { min-width: 760px; }
  .swatcher__name, .swatcher legend { display: none; }
  .foot__cols { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .statement__text .w { opacity: 1 !important; }
}

/* ---------------------------------------------------------------- v3: full-bleed header film */
.hero__media { position: absolute; inset: 0; background: #FFFFFF; }
.hero__media video, .hero__media canvas { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
/* the film sizes down to v2's panel on scroll: headline copy on the film stays white, copy on the page turns ink */
.hero__title.ink .ln { color: var(--ink); text-shadow: none; }
.hero__title.lite .ln { color: #FFFFFF; text-shadow: 0 2px 50px rgba(60, 20, 0, .3); }
.hero__foot p { color: rgba(255, 255, 255, .88); }
.hero__foot .scrollcue { color: rgba(255, 255, 255, .85); }
.hdr[data-on="dark"] .btn--line { color: #FFFFFF; }
.hdr[data-on="dark"] .btn--line:hover { background: #FFFFFF; color: var(--ink); border-color: #FFFFFF; }

/* ---------------------------------------------------------------- v4: ink lab (hover-ink sliders) */
.inklab { position: fixed; right: var(--gutter); bottom: 68px; z-index: 150; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; color: var(--ink); }
.inklab__toggle { order: 2; display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 16px 0 12px; border-radius: 999px; background: rgba(250, 251, 248, .86); border: 1px solid var(--line); box-shadow: 0 10px 30px -12px rgba(18, 17, 14, .25); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); font: 500 11px var(--f-label); letter-spacing: .08em; text-transform: uppercase; }
.inklab__toggle i { width: 16px; height: 16px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #F7A04A, #7A2A08 70%); }
.inklab.open .inklab__toggle { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.inklab__panel { order: 1; width: 300px; padding: 16px 16px 12px; border-radius: 10px; background: rgba(250, 251, 248, .92); border: 1px solid var(--line); box-shadow: 0 24px 60px -24px rgba(18, 17, 14, .35); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); display: flex; flex-direction: column; gap: 12px; }
.inklab__panel[hidden] { display: none; }
.inklab__head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.inklab__hint { font-size: 12px; color: var(--ink-3); }
.inklab__row { display: grid; grid-template-columns: 1fr auto; gap: 4px 8px; align-items: center; font-size: 13px; }
.inklab__row output { font-size: 12px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.inklab__row input[type=range] { grid-column: 1 / -1; -webkit-appearance: none; appearance: none; width: 100%; height: 18px; background: none; margin: 0; --p: 50%; }
.inklab__row input[type=range]::-webkit-slider-runnable-track { height: 3px; border-radius: 2px; background: linear-gradient(90deg, var(--ink) var(--p), rgba(18, 17, 14, .14) var(--p)); }
.inklab__row input[type=range]::-moz-range-track { height: 3px; border-radius: 2px; background: linear-gradient(90deg, var(--ink) var(--p), rgba(18, 17, 14, .14) var(--p)); }
.inklab__row input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 14px; height: 14px; margin-top: -5.5px; border-radius: 50%; background: var(--accent); border: 2px solid var(--ink); }
.inklab__row input[type=range]::-moz-range-thumb { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); border: 2px solid var(--ink); }
.inklab__row--seg { grid-template-columns: auto 1fr; }
.inklab__seg { justify-self: end; display: inline-flex; gap: 2px; padding: 2px; border-radius: 6px; border: 1px solid var(--line); }
.inklab__seg button { padding: 4px 8px; border-radius: 4px; font-size: 12px; color: var(--ink-2); }
.inklab__seg button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.inklab__foot { display: flex; justify-content: space-between; padding-top: 10px; border-top: 1px solid var(--line); }
.inklab__foot button { font-size: 12.5px; font-weight: 500; padding: 6px 10px; border-radius: 6px; border: 1px solid var(--line); }
.inklab__foot button:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
@media (hover: none) { .inklab { display: none; } }