:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6.6vw, 7.25rem);

  --space-1: .25rem; --space-2: .5rem; --space-3: .75rem; --space-4: 1rem; --space-5: 1.25rem;
  --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem; --space-12: 3rem; --space-16: 4rem;
  --space-20: 5rem; --space-24: 6rem; --space-32: 8rem;

  /* XO palette: cool paper, graphite ink, one vermilion signal */
  --color-bg: #f2f2ef;
  --color-surface: #fafaf8;
  --color-surface-2: #ffffff;
  --color-offset: #e8e8e4;
  --color-border: oklch(0.2 0.01 270 / 0.12);
  --color-border-strong: oklch(0.2 0.01 270 / 0.22);
  --color-text: #0d0d0f;
  --color-text-muted: #5c5c63;
  --color-text-faint: #9a9aa0;
  --color-ink: #0d0d0f;
  --color-ink-2: #17171a;
  --color-ink-3: #232328;
  --color-on-ink: #ededea;
  --color-on-ink-muted: #9a9aa2;
  --color-accent: #ff5a1f;
  --color-accent-hover: #e8470e;
  --color-accent-text: #d4410c; /* AA on light */

  --radius-sm: .375rem; --radius-md: .5rem; --radius-lg: .75rem; --radius-xl: 1.25rem; --radius-full: 999px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-interactive: 180ms var(--ease);
  --shadow-md: 0 6px 20px oklch(0.2 0.01 270 / 0.08);
  --shadow-lg: 0 24px 60px oklch(0.2 0.01 270 / 0.18);

  --font-display: 'Cabinet Grotesk', 'Satoshi', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Helvetica Neue', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --wrap: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: none; text-size-adjust: none; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; scroll-behavior: smooth; scroll-padding-top: var(--space-20); }
body { min-height: 100dvh; line-height: 1.6; font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text); background: var(--color-bg); overflow-x: hidden; }
img, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3 { text-wrap: balance; line-height: 1.05; }
p, li, dd { text-wrap: pretty; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; background: none; border: none; }
::selection { background: var(--color-accent); color: #fff; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: var(--radius-sm); }
a, button, input, textarea, select, summary { transition: color var(--transition-interactive), background var(--transition-interactive), border-color var(--transition-interactive), box-shadow var(--transition-interactive), transform var(--transition-interactive); }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } }

.skip { position: absolute; left: var(--space-4); top: -100px; background: var(--color-ink); color: #fff; padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm); z-index: 100; }
.skip:focus { top: var(--space-4); }
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.mono { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.01em; }
.eyebrow { color: var(--color-text-muted); margin-bottom: var(--space-4); text-transform: uppercase; letter-spacing: 0.06em; }
.h2 { font-family: var(--font-display); font-weight: 800; font-size: var(--text-2xl); letter-spacing: -0.03em; }
.accent-text { color: var(--color-accent-text); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); min-height: 48px; padding: 0 var(--space-6); border-radius: var(--radius-full); font-size: var(--text-sm); font-weight: 700; white-space: nowrap; }
.btn span { transition: transform var(--transition-interactive); }
.btn:hover span { transform: translateX(3px); }
.btn--sm { min-height: 40px; padding: 0 var(--space-5); }
.btn--ink { background: var(--color-ink); color: #fff; }
.btn--ink:hover { background: var(--color-ink-3); }
.btn--accent { background: var(--color-accent); color: #0d0d0f; }
.btn--accent:hover { background: var(--color-accent-hover); color: #fff; }
.btn--ghost { border: 1px solid var(--color-border-strong); }
.btn--ghost:hover { border-color: var(--color-text); background: var(--color-surface-2); }
.btn--block { width: 100%; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in oklab, var(--color-bg) 82%, transparent); backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4); border-bottom: 1px solid transparent; transition: border-color .3s var(--ease); }
.nav.is-scrolled { border-bottom-color: var(--color-border); }
.nav__inner { display: flex; align-items: center; gap: var(--space-8); height: 72px; }
.wordmark { display: inline-flex; align-items: center; gap: var(--space-3); font-family: var(--font-display); font-weight: 800; font-size: 1.375rem; letter-spacing: -0.03em; line-height: 1; }
.logo-mark { width: 48px; height: 24px; flex-shrink: 0; }
.wordmark__text { display: inline-flex; align-items: baseline; gap: .3em; }
.wordmark__o { color: var(--color-accent); }
.wordmark__slash { color: var(--color-text-faint); font-weight: 500; margin: 0 1px 0 3px; }
.wordmark__studio { font-weight: 500; letter-spacing: -0.02em; color: var(--color-text-muted); }
.nav nav { margin-left: auto; }
.nav__links { display: flex; gap: var(--space-1); }
.nav__links a { display: inline-flex; align-items: center; min-height: 40px; padding: 0 var(--space-4); border-radius: var(--radius-full); font-size: var(--text-sm); font-weight: 500; color: var(--color-text-muted); }
.nav__links a:hover { color: var(--color-text); background: var(--color-offset); }
.nav__toggle { display: none; width: 44px; height: 44px; margin-left: auto; position: relative; border-radius: var(--radius-full); }
.nav__toggle span { position: absolute; left: 12px; right: 12px; height: 2px; background: var(--color-text); border-radius: 2px; transition: transform .3s var(--ease), top .3s var(--ease); }
.nav__toggle span:first-child { top: 17px; }
.nav__toggle span:last-child { top: 25px; }
.nav__toggle[aria-expanded='true'] span:first-child { top: 21px; transform: rotate(45deg); }
.nav__toggle[aria-expanded='true'] span:last-child { top: 21px; transform: rotate(-45deg); }
.mobile-menu { display: grid; gap: var(--space-1); padding: var(--space-4) var(--gutter) var(--space-8); border-top: 1px solid var(--color-border); }
.mobile-menu[hidden] { display: none; }
.mobile-menu > a:not(.btn) { font-family: var(--font-display); font-weight: 700; font-size: var(--text-xl); padding: var(--space-2) 0; }
.mobile-menu .btn { margin-top: var(--space-4); }

/* Hero */
.hero { padding-top: clamp(var(--space-10), 6vw, var(--space-20)); }
.hero__meta { display: flex; justify-content: space-between; gap: var(--space-4); color: var(--color-text-muted); padding-bottom: var(--space-6); margin-bottom: clamp(var(--space-8), 4vw, var(--space-12)); border-bottom: 1px solid var(--color-border); }
.status { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--color-text); }
.status__dot { width: 8px; height: 8px; border-radius: 50%; background: #2bb36b; box-shadow: 0 0 0 0 rgba(43,179,107,.5); animation: pulse 2.2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(43,179,107,.45); } 70% { box-shadow: 0 0 0 8px rgba(43,179,107,0); } 100% { box-shadow: 0 0 0 0 rgba(43,179,107,0); } }
.hero__title { font-family: var(--font-display); font-weight: 800; font-size: var(--text-hero); letter-spacing: -0.045em; line-height: 0.95; max-width: 16ch; }
.hero__swap { display: block; color: var(--color-accent); position: relative; }
.hero__word { display: inline-block; transition: opacity .35s var(--ease), transform .35s var(--ease); }
.hero__word.is-out { opacity: 0; transform: translateY(0.25em); }
.hero__row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: var(--space-8); margin-top: clamp(var(--space-8), 4vw, var(--space-12)); }
.hero__lede { font-size: var(--text-lg); line-height: 1.45; color: var(--color-text-muted); max-width: 46ch; }
.hero__actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.hero__visual { position: relative; margin-top: clamp(var(--space-10), 5vw, var(--space-16)); }
.hero__media { border-radius: var(--radius-xl); overflow: hidden; aspect-ratio: 16 / 8; background: var(--color-offset); }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.terminal { position: absolute; right: calc(var(--gutter) + var(--space-8)); bottom: calc(-1 * var(--space-10)); width: min(380px, 44%); background: var(--color-ink); color: var(--color-on-ink); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow: hidden; border: 1px solid #2a2a30; }
.terminal__bar { display: flex; align-items: center; gap: 6px; padding: var(--space-3) var(--space-4); border-bottom: 1px solid #26262b; }
.terminal__bar i { width: 10px; height: 10px; border-radius: 50%; background: #3a3a40; }
.terminal__bar i:first-child { background: var(--color-accent); }
.terminal__bar span { margin-left: auto; font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-on-ink-muted); }
.terminal__body { padding: var(--space-4); min-height: 172px; line-height: 1.75; white-space: pre-wrap; color: var(--color-on-ink); }
.terminal__body .c { color: var(--color-on-ink-muted); }
.terminal__body .ok { color: #4fd18b; }
.terminal__body .a { color: var(--color-accent); }
.caret { display: inline-block; width: 7px; height: 1em; vertical-align: -2px; background: var(--color-accent); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* Ticker */
.ticker { margin-top: clamp(var(--space-20), 9vw, var(--space-32)); border-block: 1px solid var(--color-border); overflow: hidden; padding-block: var(--space-5); }
.ticker__track { display: flex; width: max-content; animation: marquee 40s linear infinite; text-transform: uppercase; letter-spacing: .08em; color: var(--color-text-muted); }
.ticker__track span { padding-inline: var(--space-8); display: inline-flex; align-items: center; gap: var(--space-8); }
.ticker__track span::after { content: '✕'; color: var(--color-accent); font-size: .7em; margin-left: var(--space-8); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Sections */
.section-head { margin-bottom: clamp(var(--space-10), 5vw, var(--space-16)); }
.section-head--split { display: flex; justify-content: space-between; align-items: end; gap: var(--space-6); flex-wrap: wrap; }

/* Services */
.services { padding-block: clamp(var(--space-16), 10vw, var(--space-32)) clamp(var(--space-12), 7vw, var(--space-24)); }
.svc-grid { display: grid; grid-template-columns: 1.35fr 1fr; grid-template-rows: auto auto; gap: var(--space-4); }
.svc { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: clamp(var(--space-6), 3vw, var(--space-10)); display: flex; flex-direction: column; gap: var(--space-4); }
.svc p { color: var(--color-text-muted); max-width: 52ch; }
.svc--lead { grid-row: span 2; background: var(--color-surface-2); }
.svc__top { display: flex; justify-content: space-between; align-items: center; }
.svc__num { color: var(--color-text-faint); }
.tag { padding: var(--space-1) var(--space-3); border-radius: var(--radius-full); background: color-mix(in oklab, var(--color-accent) 14%, transparent); color: var(--color-accent-text); }
.svc__title { font-family: var(--font-display); font-weight: 800; font-size: var(--text-xl); letter-spacing: -0.03em; margin-top: var(--space-4); }
.svc--lead .svc__title { font-size: var(--text-2xl); }
.svc__list { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-2); }
.svc__list li { padding: var(--space-1) var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-full); color: var(--color-text-muted); }
.svc__spec { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); padding-top: var(--space-6); margin-top: var(--space-4); border-top: 1px dashed var(--color-border-strong); }
.svc__spec span { display: block; color: var(--color-text-faint); margin-bottom: var(--space-1); }
.svc__spec b { font-weight: 500; color: var(--color-text); }

/* Browser mock in lead service card */
.browser { position: relative; margin-block: var(--space-4) var(--space-2); border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-bg); overflow: visible; }
.browser__bar { display: flex; align-items: center; gap: 6px; padding: var(--space-2) var(--space-3); border-bottom: 1px solid var(--color-border); }
.browser__bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--color-border-strong); }
.browser__url { margin-left: var(--space-3); padding: 2px var(--space-3); border-radius: var(--radius-full); background: var(--color-surface-2); color: var(--color-text-muted); font-size: .75rem; }
.browser__body { padding: var(--space-5); display: grid; gap: var(--space-3); }
.sk { border-radius: var(--radius-sm); }
.sk--nav { display: flex; gap: var(--space-2); align-items: center; margin-bottom: var(--space-2); }
.sk--nav b { width: 36px; height: 10px; background: var(--color-ink); border-radius: 3px; margin-right: auto; }
.sk--nav em { width: 28px; height: 6px; background: var(--color-border-strong); border-radius: 3px; }
.sk--h { height: 14px; width: 78%; background: var(--color-ink); }
.sk--short { width: 52%; }
.sk--btn { width: 84px; height: 22px; border-radius: var(--radius-full); background: var(--color-accent); margin-top: var(--space-1); }
.sk--cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2); margin-top: var(--space-2); }
.sk--cards span { height: 52px; border-radius: var(--radius-sm); background: var(--color-offset); }
.score { position: absolute; right: calc(-1 * var(--space-3)); bottom: calc(-1 * var(--space-4)); display: flex; align-items: center; gap: var(--space-2); padding: var(--space-2) var(--space-3); background: var(--color-ink); color: var(--color-on-ink); border-radius: var(--radius-md); box-shadow: var(--shadow-md); font-size: .75rem; }
.score span { color: #4fd18b; font-weight: 500; font-size: 1rem; }
.svc--lead .svc__title { margin-top: var(--space-6); }

/* Work */
.work { padding-block: clamp(var(--space-12), 7vw, var(--space-24)) clamp(var(--space-16), 10vw, var(--space-32)); }
.filters { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.chip { min-height: 40px; padding: 0 var(--space-4); border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); font-size: var(--text-sm); font-weight: 500; color: var(--color-text-muted); }
.chip:hover { color: var(--color-text); border-color: var(--color-text); }
.chip.is-active { background: var(--color-ink); border-color: var(--color-ink); color: #fff; }
.work-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(var(--space-6), 3vw, var(--space-10)) var(--space-6); }
.case { display: flex; flex-direction: column; gap: var(--space-4); transition: opacity .35s var(--ease), transform .35s var(--ease); }
.case--wide { grid-column: span 2; }
.case.is-hidden { display: none; }
.case__media { border-radius: var(--radius-xl); overflow: hidden; aspect-ratio: 4 / 3; background: var(--color-offset); }
.case--wide .case__media { aspect-ratio: 21 / 9; }
.case__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.case:hover .case__media img { transform: scale(1.035); }
.case__info { display: flex; justify-content: space-between; align-items: start; gap: var(--space-4); }
.case__title { font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.01em; display: inline-flex; gap: var(--space-2); }
.case__title::after { content: '↗'; color: var(--color-accent-text); opacity: 0; transform: translate(-4px, 4px); transition: all .3s var(--ease); }
.case:hover .case__title::after { opacity: 1; transform: none; }
.case__desc { color: var(--color-text-muted); font-size: var(--text-sm); }
.case__tags { display: flex; gap: var(--space-2); flex-shrink: 0; }
.case__tags li { padding: var(--space-1) var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-full); color: var(--color-text-muted); }

/* Now building + founding */
.now-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--space-4); }
.now { background: var(--color-surface-2); border: 1px solid var(--color-border); border-radius: var(--radius-xl); overflow: hidden; display: flex; flex-direction: column; }
.now__visual { position: relative; aspect-ratio: 16 / 8; background-color: #f6f6f3; background-image: linear-gradient(var(--color-border) 1px, transparent 1px), linear-gradient(90deg, var(--color-border) 1px, transparent 1px); background-size: 24px 24px; display: grid; place-items: center; border-bottom: 1px solid var(--color-border); }
.blueprint { width: 70%; display: grid; gap: var(--space-3); padding: var(--space-5); border: 1.5px dashed oklch(0.2 0.01 270 / 0.35); border-radius: var(--radius-md); background: color-mix(in oklab, var(--color-surface-2) 70%, transparent); }
.blueprint__row { display: flex; gap: var(--space-2); align-items: center; }
.blueprint__row b { width: 40px; height: 10px; border-radius: 3px; background: var(--color-ink); margin-right: auto; }
.blueprint__row em { width: 28px; height: 6px; border-radius: 3px; background: var(--color-border-strong); }
.blueprint__hero { height: 56px; border-radius: var(--radius-sm); border: 1.5px dashed oklch(0.2 0.01 270 / 0.3); }
.blueprint__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2); }
.blueprint__cols span { height: 36px; border-radius: var(--radius-sm); background: var(--color-offset); }
.blueprint__cols span:nth-child(2) { background: color-mix(in oklab, var(--color-accent) 30%, var(--color-offset)); }
.now__badge { position: absolute; top: var(--space-4); left: var(--space-4); display: inline-flex; align-items: center; gap: var(--space-2); padding: var(--space-1) var(--space-3); background: var(--color-surface-2); border: 1px solid var(--color-border); border-radius: var(--radius-full); }
.now__body { padding: clamp(var(--space-6), 3vw, var(--space-8)); display: grid; gap: var(--space-3); }
.now__label, .founding__label { color: var(--color-text-muted); text-transform: uppercase; letter-spacing: .06em; }
.now__title { font-family: var(--font-display); font-weight: 800; font-size: var(--text-xl); letter-spacing: -0.03em; }
.now__body p:not(.mono) { color: var(--color-text-muted); }
.founding { background: var(--color-ink); color: var(--color-on-ink); border-radius: var(--radius-xl); padding: clamp(var(--space-6), 3vw, var(--space-10)); display: flex; flex-direction: column; gap: var(--space-4); }
.founding__label { color: var(--color-accent); }
.founding__title { font-family: var(--font-display); font-weight: 800; font-size: var(--text-xl); letter-spacing: -0.03em; }
.founding > p { color: var(--color-on-ink-muted); }
.founding__list { display: grid; gap: var(--space-2); margin-block: var(--space-2) var(--space-4); }
.founding__list li { display: flex; gap: var(--space-3); color: var(--color-on-ink); }
.founding__list li::before { content: '→'; color: var(--color-accent); }
.founding .btn { margin-top: auto; align-self: flex-start; }
.concepts { margin-top: clamp(var(--space-12), 6vw, var(--space-20)); }
.concepts__head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-4); flex-wrap: wrap; padding-bottom: var(--space-4); margin-bottom: var(--space-6); border-bottom: 1px solid var(--color-border-strong); }
.concepts__title { font-size: var(--text-lg); font-weight: 700; }
.concepts__note { color: var(--color-text-muted); font-size: var(--text-sm); }
.concepts__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.concept figcaption { display: flex; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-3); font-weight: 500; font-size: var(--text-sm); }
.concept figcaption .mono { color: var(--color-text-muted); }
.contact__loc { margin-top: var(--space-4); color: var(--color-text-muted); }

.now__tags { flex-wrap: wrap; margin-top: var(--space-2); }
.founding__top { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); }
.founding__off { padding: var(--space-1) var(--space-3); border-radius: var(--radius-full); background: var(--color-accent); color: var(--color-ink); font-weight: 500; }
.founding strong { color: var(--color-on-ink); font-weight: 700; }

/* Process */
.process { background: var(--color-ink); color: var(--color-on-ink); padding-block: clamp(var(--space-16), 10vw, var(--space-32)); border-radius: clamp(var(--space-6), 3vw, var(--space-10)); margin-inline: clamp(var(--space-2), 1.2vw, var(--space-4)); }
.process .eyebrow { color: var(--color-on-ink-muted); }
.process__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(var(--space-10), 6vw, var(--space-24)); }
.process__intro { position: sticky; top: var(--space-24); align-self: start; }
.process__lede { margin-top: var(--space-6); color: var(--color-on-ink-muted); max-width: 44ch; }
.process__img { margin-top: var(--space-10); border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 16 / 10; }
.process__img img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.85); }
.steps { counter-reset: s; }
.step { display: grid; grid-template-columns: 7.5rem 1fr; gap: var(--space-6); padding-block: var(--space-10); border-top: 1px solid #2a2a30; }
.step:last-child { border-bottom: 1px solid #2a2a30; }
.step__wk { color: var(--color-accent); padding-top: .45em; }
.step__title { font-family: var(--font-display); font-weight: 700; font-size: var(--text-xl); letter-spacing: -0.02em; margin-bottom: var(--space-3); }
.step p { color: var(--color-on-ink-muted); }

/* Principles */
.principles { padding-block: clamp(var(--space-16), 10vw, var(--space-32)) clamp(var(--space-10), 6vw, var(--space-20)); }
.principles__grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(var(--space-10), 6vw, var(--space-20)); align-items: end; }
.principles__quote { font-family: var(--font-display); font-weight: 700; font-size: var(--text-2xl); letter-spacing: -0.03em; line-height: 1.12; max-width: 22ch; }
.principles__list { display: grid; gap: var(--space-6); }
.principles__list div { padding-top: var(--space-4); border-top: 1px solid var(--color-border-strong); }
.principles__list dt { text-transform: uppercase; letter-spacing: .06em; color: var(--color-accent-text); margin-bottom: var(--space-1); }
.principles__list dd { color: var(--color-text-muted); }

/* FAQ */
.faq { padding-block: clamp(var(--space-10), 6vw, var(--space-20)) clamp(var(--space-16), 9vw, var(--space-24)); }
.faq__grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); }
.faq__list { border-top: 1px solid var(--color-border-strong); }
.faq details { border-bottom: 1px solid var(--color-border-strong); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); padding-block: var(--space-6); font-weight: 700; font-size: var(--text-lg); letter-spacing: -0.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--color-accent-text); }
.plus { position: relative; width: 20px; height: 20px; flex-shrink: 0; }
.plus::before, .plus::after { content: ''; position: absolute; top: 9px; left: 0; width: 20px; height: 2px; background: currentColor; transition: transform .3s var(--ease); }
.plus::after { transform: rotate(90deg); }
.faq details[open] .plus::after { transform: rotate(0); }
.faq details p { padding-bottom: var(--space-6); color: var(--color-text-muted); max-width: 60ch; }

/* Contact */
.contact { padding-block: clamp(var(--space-16), 9vw, var(--space-24)); background: var(--color-surface-2); border-top: 1px solid var(--color-border); }
.contact__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(var(--space-10), 6vw, var(--space-20)); }
.contact__title { font-family: var(--font-display); font-weight: 800; font-size: var(--text-3xl); letter-spacing: -0.045em; line-height: .98; margin-bottom: var(--space-6); }
.contact__intro p:not(.eyebrow) { color: var(--color-text-muted); max-width: 40ch; }
.contact__mail { display: inline-block; margin-top: var(--space-8); font-size: var(--text-base); border-bottom: 1px solid var(--color-text); padding-bottom: 2px; }
.contact__mail:hover { color: var(--color-accent-text); border-color: var(--color-accent-text); }
.form { display: grid; gap: var(--space-5); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: clamp(var(--space-6), 3vw, var(--space-10)); position: relative; }
.form__group { border: 0; }
.form__label { display: block; font-size: var(--text-sm); font-weight: 500; margin-bottom: var(--space-2); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.pills { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.pill input { position: absolute; opacity: 0; pointer-events: none; }
.pill span { display: inline-flex; align-items: center; min-height: 40px; padding: 0 var(--space-4); border-radius: var(--radius-full); border: 1px solid var(--color-border-strong); font-size: var(--text-sm); cursor: pointer; background: var(--color-surface-2); transition: all var(--transition-interactive); }
.pill span:hover { border-color: var(--color-text); }
.pill input:checked + span { background: var(--color-ink); color: #fff; border-color: var(--color-ink); }
.pill input:focus-visible + span { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); border: 1px solid var(--color-border-strong); background: var(--color-surface-2); font-size: var(--text-base); }
.field textarea { resize: vertical; min-height: 112px; }
.field input::placeholder, .field textarea::placeholder { color: var(--color-text-faint); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--color-text); box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-accent) 25%, transparent); }
.field.has-error input { border-color: #c4314b; }
.field__err { display: block; min-height: 0; font-size: var(--text-xs); color: #b02a43; margin-top: var(--space-1); }
.form__success { position: absolute; inset: 0; border-radius: inherit; background: var(--color-ink); color: var(--color-on-ink); display: grid; place-content: center; text-align: center; gap: var(--space-3); padding: var(--space-8); }
.form__success[hidden] { display: none; }
.form__success .mono { color: #4fd18b; font-size: var(--text-sm); }
.form__success p { font-family: var(--font-display); font-weight: 700; font-size: var(--text-xl); letter-spacing: -0.02em; max-width: 18ch; }

/* Footer */
.footer { background: var(--color-ink); color: var(--color-on-ink); padding-top: clamp(var(--space-12), 6vw, var(--space-20)); padding-bottom: var(--space-8); overflow: hidden; }
.footer__big { display: flex; align-items: center; gap: .18em; font-family: var(--font-display); font-weight: 800; font-size: clamp(3.25rem, 13.5vw, 13rem); letter-spacing: -0.035em; line-height: .8; color: var(--color-ink-3); white-space: nowrap; user-select: none; }
.footer__big svg { width: 1.6em; height: .8em; flex-shrink: 0; color: var(--color-ink-3); }
.footer__row { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; margin-top: var(--space-10); padding-top: var(--space-6); border-top: 1px solid #2a2a30; color: var(--color-on-ink-muted); }
.footer__row nav { display: flex; gap: var(--space-6); flex-wrap: wrap; }
.footer__row a { display: inline-flex; min-height: 44px; align-items: center; }
.footer__row a:hover { color: #fff; }

/* Reveal (content visible by default; JS adds motion) */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 960px) {
  .nav nav, .nav__cta { display: none; }
  .nav__toggle { display: block; }
  .hero__row { grid-template-columns: 1fr; align-items: start; }
  .svc-grid { grid-template-columns: 1fr; }
  .svc--lead { grid-row: auto; }
  .now-grid, .concepts__grid { grid-template-columns: 1fr; }
  .concepts__grid { grid-template-columns: repeat(2, 1fr); }
  .process__grid, .principles__grid, .faq__grid, .contact__grid { grid-template-columns: 1fr; }
  .process__intro { position: static; }
  .terminal { right: var(--space-4); width: min(340px, 70%); }
}
@media (max-width: 640px) {
  .score { right: var(--space-2); }
  .br-d { display: none; }
  .hero__meta-r { display: none; }
  .hero__media { aspect-ratio: 4 / 3.4; }
  .terminal { position: relative; right: auto; bottom: auto; width: auto; margin: calc(-1 * var(--space-16)) var(--space-4) 0; }
  .terminal__body { min-height: 150px; }
  .ticker { margin-top: var(--space-16); }
  .hero__actions .btn { flex: 1; }
  .work-grid, .concepts__grid { grid-template-columns: 1fr; }
  .now__visual { aspect-ratio: 4 / 3; }
  .blueprint { width: 82%; }
  .case--wide { grid-column: auto; }
  .case--wide .case__media { aspect-ratio: 4 / 3; }
  .case__info { flex-direction: column; }
  .step { grid-template-columns: 1fr; gap: var(--space-2); padding-block: var(--space-8); }
  .form__row { grid-template-columns: 1fr; }
  .svc__spec { grid-template-columns: 1fr; }
}

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form__error { font-size: var(--text-sm); color: #b02a43; }
.form__error a { text-decoration: underline; }
.form button[disabled] { opacity: .7; cursor: progress; }