/* Hallmark · pre-emit critique: P5 H5 E4 S5 R4 V5
 * Hallmark · macrostructure: Signal-led agency document · hero=centred proof board · footer=index band
 * theme: BeFound cobalt · display: Space Grotesk · body: Manrope · studied: luminouspr.com public reference
 */
:root {
  --color-cobalt: #3154f5;
  --color-cobalt-deep: #1738cc;
  --color-cobalt-soft: #dce5ff;
  --color-sky: #95d8ff;
  --color-lilac: #c8b8ff;
  --color-ice: #f2f6ff;
  --color-paper: #ffffff;
  --color-ink: #101218;
  --color-ink-soft: #272b35;
  --color-muted: #667085;
  --color-rule: #d9deea;
  --color-live: #66e39d;
  --color-focus: #0a37ff;
  --color-shadow: rgba(17, 35, 99, 0.15);
  --color-transparent: rgba(255, 255, 255, 0);
  --color-header-bg: rgba(255, 255, 255, 0.94);
  --color-white-rule: rgba(255, 255, 255, 0.25);
  --color-white-rule-strong: rgba(255, 255, 255, 0.28);
  --color-ink-rule: #3a3e49;
  --color-ink-rule-2: #4b5261;
  --color-ink-muted: #aeb5c5;
  --color-ink-copy: #cbd1dd;
  --color-contact-muted: #8f97a8;
  --color-live-ring: rgba(102, 227, 157, 0.14);
  --font-display: "Space Grotesk", "Arial Black", sans-serif;
  --font-body: "Manrope", Arial, sans-serif;
  --font-label: "Manrope", Arial, sans-serif;
  --shell: 1180px;
  --gutter: clamp(1rem, 4vw, 3.5rem);
  --radius-sm: 0.65rem;
  --radius-md: 1.35rem;
  --radius-lg: 2.25rem;
  --radius-pill: 999px;
  --space-xs: 0.5rem;
  --space-sm: 0.8rem;
  --space-md: 1.2rem;
  --space-lg: 1.8rem;
  --space-xl: 2.8rem;
  --space-2xl: 4.5rem;
  --space-3xl: 7.5rem;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html, body { margin: 0; overflow-x: clip; scroll-behavior: smooth; }
body { background: var(--color-paper); color: var(--color-ink-soft); font-family: var(--font-body); font-size: 1rem; line-height: 1.65; }
body, button, input { font-family: var(--font-body); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { color: inherit; }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 4px; }
::selection { background: var(--color-sky); color: var(--color-ink); }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { color: var(--color-ink); font-family: var(--font-display); font-style: normal; letter-spacing: -0.045em; overflow-wrap: anywhere; min-width: 0; }
h1 { max-width: 15ch; font-size: clamp(3rem, 8vw, 6.9rem); font-weight: 700; line-height: 0.93; }
h2 { max-width: 17ch; font-size: clamp(2.35rem, 5.5vw, 5rem); font-weight: 700; line-height: 0.98; }
h3 { font-size: clamp(1.45rem, 2.5vw, 2.2rem); font-weight: 650; line-height: 1.08; }
.shell { width: min(100%, var(--shell)); margin-inline: auto; padding-inline: var(--gutter); }
.skip-link { position: fixed; z-index: 1000; inset: 0 auto auto 0; padding: var(--space-sm) var(--space-md); background: var(--color-ink); color: var(--color-paper); transform: translateY(-120%); }
.skip-link:focus { transform: translateY(0); }
.eyebrow { color: var(--color-cobalt); font-family: var(--font-label); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; }
.eyebrow-light { color: var(--color-cobalt-soft); }
.source-note { margin-block-start: var(--space-lg); color: var(--color-muted); font-size: 0.78rem; }

.site-header { position: sticky; z-index: 100; inset-block-start: 0; border-block-end: 1px solid var(--color-rule); background: var(--color-header-bg); backdrop-filter: blur(14px); }
.nav-wrap { min-height: 5rem; display: flex; align-items: center; justify-content: space-between; gap: var(--space-lg); }
.brand { display: inline-flex; align-items: center; gap: 0.65rem; min-height: 2.75rem; color: var(--color-ink); font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; letter-spacing: -0.04em; white-space: nowrap; }
.brand-mark { width: 0.75rem; height: 0.75rem; border-radius: 0.15rem; background: var(--color-cobalt); transform: rotate(12deg); }
.main-nav { display: flex; align-items: center; gap: 0.25rem; border-radius: var(--radius-pill); padding: 0.35rem; background: var(--color-ink); }
.main-nav a { min-height: 2.55rem; display: inline-flex; align-items: center; border-radius: var(--radius-pill); padding-inline: 1rem; color: var(--color-paper); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.02em; white-space: nowrap; transition: background 180ms var(--ease), color 180ms var(--ease), transform 180ms var(--ease); }
.main-nav a:hover, .main-nav a:focus-visible { background: var(--color-ink-soft); transform: translateY(-1px); }
.main-nav .nav-contact { background: var(--color-cobalt); }
.main-nav .nav-contact:hover, .main-nav .nav-contact:focus-visible { background: var(--color-cobalt-deep); }
.menu-button { display: none; min-height: 2.75rem; border: 1px solid var(--color-ink); border-radius: var(--radius-pill); background: var(--color-paper); padding-inline: 1rem; font-weight: 700; }

.hero { position: relative; isolation: isolate; background: var(--color-cobalt); color: var(--color-paper); overflow: hidden; }
.hero-inner { position: relative; z-index: 2; display: grid; justify-items: center; gap: var(--space-lg); padding-block: clamp(5rem, 11vw, 9rem) 12rem; text-align: center; }
.hero h1 { color: var(--color-paper); text-wrap: balance; }
.hero-lede { max-width: 66ch; color: var(--color-cobalt-soft); font-size: clamp(1rem, 2vw, 1.3rem); }
.button-row { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-sm); }
.button { min-height: 3.1rem; display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem; border: 2px solid var(--color-ink); border-radius: var(--radius-sm); padding-inline: 1.35rem; font-size: 0.8rem; font-weight: 800; letter-spacing: 0.025em; white-space: nowrap; transition: transform 170ms var(--ease), box-shadow 170ms var(--ease), background 170ms var(--ease); }
.button:hover, .button:focus-visible { transform: translateY(-3px); box-shadow: 0 9px 0 var(--color-ink); }
.button:active { transform: translateY(0); box-shadow: none; }
.button-ink { background: var(--color-ink); color: var(--color-paper); }
.button-ghost { border-color: var(--color-paper); background: var(--color-transparent); color: var(--color-paper); }
.button-cobalt { border-color: var(--color-cobalt); background: var(--color-cobalt); color: var(--color-paper); }
.button-light { border-color: var(--color-paper); background: var(--color-paper); color: var(--color-ink); }
.hero-orbit { position: absolute; z-index: 0; border: 1px solid var(--color-white-rule-strong); border-radius: 50%; pointer-events: none; }
.hero-orbit-a { width: 36rem; height: 36rem; inset: -12rem auto auto -10rem; }
.hero-orbit-b { width: 54rem; height: 54rem; inset: auto -24rem -18rem auto; }
.signal-board { width: min(100%, 58rem); margin-block-start: var(--space-xl); border: 2px solid var(--color-ink); border-radius: var(--radius-md); background: var(--color-ink); box-shadow: 12px 12px 0 var(--color-white-rule); overflow: clip; text-align: left; }
.signal-head { min-height: 3.5rem; display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); border-block-end: 1px solid var(--color-ink-rule); padding-inline: var(--space-lg); color: var(--color-ink-muted); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.live { display: inline-flex; align-items: center; gap: 0.45rem; color: var(--color-paper); }
.live i { width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--color-live); box-shadow: 0 0 0 4px var(--color-live-ring); }
.signal-board ol { margin: 0; padding: 0; list-style: none; }
.signal-board li { min-height: 5rem; display: grid; grid-template-columns: 2.5rem minmax(8rem, 0.7fr) minmax(0, 1.6fr) auto; align-items: center; gap: var(--space-md); border-block-end: 1px solid var(--color-ink-rule); padding: var(--space-md) var(--space-lg); }
.signal-board li:last-child { border-block-end: 0; }
.signal-board li > span { color: var(--color-sky); font-size: 0.75rem; }
.signal-board strong { color: var(--color-paper); font-family: var(--font-display); }
.signal-board small { color: var(--color-ink-muted); }
.signal-board em { border: 1px solid var(--color-ink-rule-2); border-radius: var(--radius-pill); padding: 0.25rem 0.65rem; color: var(--color-cobalt-soft); font-size: 0.7rem; font-style: normal; }

.wave-bottom::after, .wave-top::before { content: ""; position: absolute; z-index: 3; inset-inline: -5%; height: 7rem; background: var(--color-paper); clip-path: polygon(0 52%, 8% 63%, 19% 70%, 31% 58%, 43% 39%, 54% 32%, 66% 47%, 78% 67%, 89% 73%, 100% 55%, 100% 100%, 0 100%); pointer-events: none; }
.wave-bottom::after { inset-block-end: -1px; }
.wave-top::before { inset-block-start: -1px; transform: rotate(180deg); }

.logo-section { padding-block: var(--space-3xl); }
.section-intro { display: grid; gap: var(--space-lg); margin-block-end: var(--space-2xl); }
.section-intro.compact h2 { max-width: 18ch; font-size: clamp(2rem, 4vw, 3.6rem); }
.section-intro.split { grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr); align-items: end; gap: var(--space-2xl); }
.section-intro.split > div { display: grid; gap: var(--space-md); }
.section-intro.split > p { max-width: 52ch; color: var(--color-muted); font-size: 1.08rem; }
.logo-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-block-start: 1px solid var(--color-rule); border-inline-start: 1px solid var(--color-rule); margin: 0; padding: 0; list-style: none; }
.logo-grid li { min-width: 0; min-height: 7.5rem; display: flex; align-items: center; justify-content: center; border-block-end: 1px solid var(--color-rule); border-inline-end: 1px solid var(--color-rule); padding: var(--space-lg); }
.logo-grid img { width: auto; max-width: 8.5rem; max-height: 2.9rem; filter: brightness(0) saturate(100%); opacity: 0.72; }
.logo-grid .logo-easyjet img { width: 8.5rem; max-height: 4.25rem; transform: scale(1.35); }
.logo-grid .text-logo { color: var(--color-ink); font-family: var(--font-display); line-height: 1; }
.logo-grid .text-logo > span { display: inline-flex; align-items: baseline; white-space: nowrap; }
.mockuplabs-wordmark > span { font-size: clamp(1.15rem, 2vw, 1.75rem); font-weight: 500; letter-spacing: -0.06em; }
.mockuplabs-wordmark strong { margin-inline-start: 0.08em; font-weight: 700; }
.chisensor-wordmark > span { position: relative; padding-inline-start: 1.15rem; font-size: clamp(1.15rem, 2vw, 1.7rem); font-weight: 600; letter-spacing: -0.045em; }
.chisensor-wordmark > span::before { content: ""; position: absolute; width: 0.72rem; height: 0.72rem; inset: 50% auto auto 0; border: 2px solid var(--color-cobalt); border-radius: 50%; transform: translateY(-50%); }
.chisensor-wordmark strong { color: var(--color-cobalt); font-weight: 700; }

.services { position: relative; background: var(--color-ice); padding-block: 11rem 12rem; }
.services.wave-top::before { background: var(--color-paper); }
.services.wave-bottom::after { background: var(--color-paper); }
.service-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 1.25rem; }
.service-card { min-width: 0; min-height: 31rem; display: grid; grid-template-rows: auto auto auto 1fr auto; gap: var(--space-md); border: 2px solid var(--color-ink); border-radius: var(--radius-md); padding: clamp(1.3rem, 3vw, 2rem); box-shadow: 7px 7px 0 var(--color-ink); transition: transform 230ms var(--ease), box-shadow 230ms var(--ease); }
.service-card:hover { transform: translate(-3px, -3px); box-shadow: 12px 12px 0 var(--color-ink); }
.service-card:nth-child(1), .service-card:nth-child(4) { grid-column: span 5; }
.service-card:nth-child(2), .service-card:nth-child(3), .service-card:nth-child(5), .service-card:nth-child(6) { grid-column: span 7; }
.service-card:nth-child(3), .service-card:nth-child(6) { grid-column: span 5; }
.service-card:nth-child(4), .service-card:nth-child(5) { grid-column: span 7; }
.card-blue { background: var(--color-cobalt-soft); }
.card-sky { background: var(--color-sky); }
.card-white { background: var(--color-paper); }
.card-lilac { background: var(--color-lilac); }
.card-ink { background: var(--color-ink); color: var(--color-ink-copy); }
.card-ink h3 { color: var(--color-paper); }
.card-cobalt { background: var(--color-cobalt); color: var(--color-cobalt-soft); }
.card-cobalt h3, .card-cobalt a { color: var(--color-paper); }
.card-index { font-size: 0.7rem; font-weight: 800; letter-spacing: 0.09em; text-transform: uppercase; }
.service-card > p:not(.card-index) { max-width: 42ch; }
.service-card > a { align-self: end; width: fit-content; display: inline-flex; align-items: center; gap: 0.5rem; border-block-end: 2px solid currentColor; padding-block-end: 0.2rem; font-size: 0.82rem; font-weight: 800; white-space: nowrap; }
.service-symbol { width: 100%; height: 9rem; position: relative; border-radius: var(--radius-sm); overflow: hidden; }
.symbol-target { background: var(--color-cobalt); }
.symbol-target::before, .symbol-target::after, .symbol-target span { content: ""; position: absolute; inset: 50% auto auto 50%; border: 2px solid var(--color-paper); border-radius: 50%; transform: translate(-50%, -50%); }
.symbol-target::before { width: 6.5rem; height: 6.5rem; }
.symbol-target::after { width: 3.7rem; height: 3.7rem; }
.symbol-target span { width: 0.9rem; height: 0.9rem; background: var(--color-paper); }
.symbol-voices { display: flex; align-items: center; justify-content: center; gap: 0.5rem; background: var(--color-ink); }
.symbol-voices span { width: 24%; height: 54%; border-radius: 50% 50% 48% 52%; background: var(--color-sky); }
.symbol-voices span:nth-child(2) { height: 78%; background: var(--color-cobalt-soft); }
.symbol-voices span:nth-child(3) { height: 44%; background: var(--color-lilac); }
.symbol-path { background: repeating-linear-gradient(90deg, var(--color-paper) 0 2.4rem, var(--color-cobalt-soft) 2.4rem 2.5rem); }
.symbol-path::before { content: ""; position: absolute; width: 70%; height: 55%; inset: 22% 15%; border: 5px solid var(--color-cobalt); border-block-start-color: var(--color-transparent); border-radius: 0 0 50% 50%; transform: rotate(-7deg); }
.symbol-search { background: var(--color-cobalt-deep); }
.symbol-search::before { content: ""; position: absolute; width: 4.5rem; height: 4.5rem; inset: 1.7rem auto auto 27%; border: 8px solid var(--color-paper); border-radius: 50%; }
.symbol-search::after { content: ""; position: absolute; width: 4.2rem; height: 0.6rem; inset: 6.2rem auto auto 55%; border-radius: var(--radius-pill); background: var(--color-paper); transform: rotate(42deg); }
.symbol-chart { display: flex; align-items: end; justify-content: center; gap: 0.6rem; border: 1px solid var(--color-ink-rule); padding: 1.5rem; }
.symbol-chart i { width: 13%; border-radius: 0.35rem 0.35rem 0 0; background: var(--color-cobalt); }
.symbol-chart i:nth-child(1) { height: 24%; }.symbol-chart i:nth-child(2) { height: 48%; }.symbol-chart i:nth-child(3) { height: 72%; }.symbol-chart i:nth-child(4) { height: 92%; background: var(--color-sky); }
.symbol-compass { background: var(--color-paper); }
.symbol-compass::before { content: ""; position: absolute; width: 6rem; height: 6rem; inset: 1.5rem auto auto calc(50% - 3rem); border: 2px solid var(--color-ink); border-radius: 50%; }
.symbol-compass span { position: absolute; width: 1.2rem; height: 5rem; inset: 2rem auto auto calc(50% - 0.6rem); background: linear-gradient(var(--color-cobalt) 0 50%, var(--color-ink) 50% 100%); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); transform: rotate(28deg); }

.programs { padding-block: var(--space-3xl); }
.program-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-lg); }
.program-card { min-width: 0; display: grid; gap: var(--space-lg); border: 2px solid var(--color-ink); border-radius: var(--radius-md); padding: clamp(1.5rem, 4vw, 2.8rem); background: var(--color-paper); }
.program-card.featured { background: var(--color-ink); color: var(--color-ink-copy); }
.program-card.featured h3, .program-card.featured strong { color: var(--color-paper); }
.program-topline { display: flex; justify-content: space-between; gap: var(--space-md); border-block-end: 1px solid var(--color-rule); padding-block-end: var(--space-md); color: var(--color-cobalt); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.featured .program-topline { border-color: var(--color-ink-rule); color: var(--color-sky); }
.program-card > p { max-width: 48ch; }
.program-card ul { display: grid; gap: 0.75rem; margin: 0; padding: 0; list-style: none; }
.program-card li { position: relative; padding-inline-start: 1.5rem; }
.program-card li::before { content: ""; position: absolute; width: 0.65rem; height: 2px; inset: 0.75rem auto auto 0; background: var(--color-cobalt); }
.investment { display: grid; gap: 0.2rem; border-block-start: 1px solid var(--color-rule); padding-block-start: var(--space-md); }
.featured .investment { border-color: var(--color-ink-rule); }
.investment strong { color: var(--color-ink); font-family: var(--font-display); font-size: 1.3rem; }
.investment small { color: var(--color-muted); }
.program-card .button { justify-self: start; }

.about-band { position: relative; background: var(--color-cobalt); color: var(--color-cobalt-soft); padding-block: 12rem var(--space-3xl); }
.about-band.wave-top::before { background: var(--color-paper); }
.about-grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); align-items: center; gap: var(--space-3xl); }
.about-copy { display: grid; justify-items: start; gap: var(--space-lg); }
.about-copy h2 { color: var(--color-paper); }
.about-copy p { max-width: 53ch; font-size: 1.08rem; }
.team-placeholder { min-height: 34rem; display: grid; align-content: end; gap: 0.35rem; border: 2px solid var(--color-paper); border-radius: var(--radius-lg); padding: var(--space-xl); background: var(--color-ink); box-shadow: 12px 12px 0 var(--color-white-rule-strong); overflow: hidden; }
.team-placeholder strong { color: var(--color-paper); font-family: var(--font-display); font-size: 1.5rem; }
.team-placeholder small { color: var(--color-ink-muted); }
.placeholder-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.7rem; margin-block-end: auto; }
.placeholder-grid span { aspect-ratio: 1; border-radius: 50% 50% 15% 15%; background: linear-gradient(145deg, var(--color-cobalt), var(--color-sky)); opacity: 0.9; }
.placeholder-grid span:nth-child(2) { background: linear-gradient(145deg, var(--color-lilac), var(--color-cobalt)); }
.placeholder-grid span:nth-child(3) { background: linear-gradient(145deg, var(--color-sky), var(--color-cobalt-soft)); }
.placeholder-grid span:nth-child(4) { background: linear-gradient(145deg, var(--color-cobalt-deep), var(--color-lilac)); }

.method { padding-block: var(--space-3xl); }
.method-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 0; padding: 0; list-style: none; border-block-start: 2px solid var(--color-ink); }
.method-list li { min-width: 0; display: grid; align-content: start; gap: var(--space-md); border-block-end: 2px solid var(--color-ink); border-inline-end: 1px solid var(--color-rule); padding: var(--space-xl); }
.method-list li:first-child { border-inline-start: 1px solid var(--color-rule); }
.method-list li > span { color: var(--color-cobalt); font-size: 0.75rem; font-weight: 800; }
.method-list h3 { font-size: 1.6rem; }
.method-list p { color: var(--color-muted); }

.work-section { position: relative; background: var(--color-ice); padding-block: 11rem 12rem; }
.work-section.wave-top::before, .work-section.wave-bottom::after { background: var(--color-paper); }
.work-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); align-items: center; gap: var(--space-3xl); }
.case-visual { min-width: 0; border-radius: var(--radius-lg); padding: clamp(1.2rem, 4vw, 3rem); background: var(--color-cobalt); }
.case-window { min-height: 27rem; display: grid; align-content: space-between; gap: var(--space-lg); border: 2px solid var(--color-ink); border-radius: var(--radius-md); padding: var(--space-xl); background: var(--color-paper); box-shadow: 10px 10px 0 var(--color-ink); }
.case-window > span { color: var(--color-cobalt); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
.case-window > strong { max-width: 9ch; font-family: var(--font-display); font-size: clamp(2.3rem, 5vw, 4.5rem); line-height: 0.94; letter-spacing: -0.05em; }
.case-lines { display: grid; gap: 0.5rem; }
.case-lines i { height: 0.7rem; border-radius: var(--radius-pill); background: var(--color-cobalt-soft); }
.case-lines i:nth-child(2) { width: 82%; }.case-lines i:nth-child(3) { width: 65%; }.case-lines i:nth-child(4) { width: 44%; background: var(--color-cobalt); }
.case-copy { display: grid; gap: var(--space-lg); }
.case-copy p:not(.eyebrow) { max-width: 50ch; color: var(--color-muted); }
.placeholder-label { width: fit-content; border: 1px dashed var(--color-muted); border-radius: var(--radius-pill); padding: 0.45rem 0.75rem; color: var(--color-muted); font-size: 0.72rem; }

.fit-section { padding-block: var(--space-3xl); }
.fit-marquee { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.fit-marquee span { border: 2px solid var(--color-ink); border-radius: var(--radius-pill); padding: 0.55rem 1rem; background: var(--color-paper); font-family: var(--font-display); font-size: clamp(1rem, 2vw, 1.4rem); font-weight: 650; white-space: nowrap; }
.fit-marquee span:nth-child(2n) { background: var(--color-cobalt-soft); }
.fit-marquee span:nth-child(3n) { background: var(--color-sky); }

.contact-section { background: var(--color-ink); color: var(--color-ink-copy); padding-block: var(--space-3xl); }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr); gap: var(--space-3xl); }
.contact-section h2 { color: var(--color-paper); }
.contact-copy { display: grid; align-content: end; justify-items: start; gap: var(--space-lg); }
.contact-copy p { max-width: 50ch; font-size: 1.1rem; }
.contact-copy small { max-width: 56ch; color: var(--color-contact-muted); }

.site-footer { background: var(--color-cobalt); color: var(--color-cobalt-soft); }
.footer-top { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: var(--space-3xl); padding-block: var(--space-3xl); }
.footer-top > p { color: var(--color-paper); font-family: var(--font-display); font-size: clamp(2.8rem, 7vw, 6.4rem); font-weight: 700; letter-spacing: -0.055em; line-height: 0.92; }
.footer-links { display: grid; gap: 0.4rem; }
.footer-links a { min-height: 2.75rem; display: flex; align-items: center; border-block-end: 1px solid var(--color-white-rule); padding-inline: 0.25rem; font-weight: 700; white-space: nowrap; }
.footer-bottom { min-height: 5.5rem; display: flex; align-items: center; justify-content: space-between; gap: var(--space-lg); border-block-start: 1px solid var(--color-white-rule); font-size: 0.76rem; }
.brand-light { color: var(--color-paper); }
.brand-light .brand-mark { background: var(--color-sky); }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 960px) {
  .menu-button { display: inline-flex; align-items: center; }
  .main-nav { position: absolute; inset: calc(100% + 0.4rem) var(--gutter) auto; display: grid; border-radius: var(--radius-md); opacity: 0; pointer-events: none; transform: translateY(-8px); transition: opacity 180ms var(--ease), transform 180ms var(--ease); }
  .main-nav.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .main-nav a { justify-content: center; }
  .section-intro.split, .about-grid, .work-grid, .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .section-intro.split { align-items: start; }
  .logo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .service-card:nth-child(n) { grid-column: span 6; }
  .method-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-top { grid-template-columns: minmax(0, 1fr); }
  .footer-links { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  :root { --space-3xl: 5rem; }
  .nav-wrap { min-height: 4.25rem; }
  .hero-inner { justify-items: stretch; padding-block-start: 4.5rem; text-align: left; }
  .hero h1 { font-size: clamp(3rem, 15vw, 4.4rem); }
  .hero-lede { font-size: 1rem; }
  .button-row { display: grid; justify-content: stretch; }
  .button-row .button { width: 100%; }
  .signal-board { margin-block-start: var(--space-md); }
  .signal-board li { grid-template-columns: 2rem minmax(0, 1fr); gap: 0.45rem 0.8rem; }
  .signal-board li small, .signal-board li em { grid-column: 2; }
  .signal-board li em { justify-self: start; }
  .logo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .logo-grid li { min-height: 6rem; padding: 1rem; }
  .service-grid { grid-template-columns: minmax(0, 1fr); }
  .service-card:nth-child(n) { grid-column: auto; min-height: 29rem; }
  .program-grid, .method-list { grid-template-columns: minmax(0, 1fr); }
  .method-list li { border-inline: 1px solid var(--color-rule); }
  .team-placeholder { min-height: 27rem; }
  .footer-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-bottom { align-items: flex-start; flex-direction: column; padding-block: var(--space-lg); }
}

@media (max-width: 420px) {
  .logo-grid { grid-template-columns: minmax(0, 1fr); }
  .program-topline { align-items: flex-start; flex-direction: column; }
  .fit-marquee span { max-width: 100%; font-size: 0.95rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}