/* palette: bg=#ECECE8 fg=#17171A accent=#2C3E8C */
/* fonts: display="Archivo" body="Inter" mono="IBM Plex Mono" */
:root {
  --bg: #ECECE8;        /* cool off-white, extracted from reference concrete tone */
  --bg-alt: #E2E2DD;    /* alternating section background */
  --fg: #17171A;        /* near-black primary text */
  --fg-soft: #3C3C42;   /* slightly lighter fg */
  --muted: #86867F;     /* secondary caption text */
  --accent: #2C3E8C;    /* blueprint blue — links, em, CTA */
  --accent-deep: #1C2A63; /* darker accent for hover */
  --border: rgba(23, 23, 26, 0.14);
  --border-soft: rgba(23, 23, 26, 0.08);
  --serif: 'Archivo', ui-sans-serif, system-ui, sans-serif;
  --sans: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --maxw: 1280px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 400; margin: 0; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
@media (min-width: 768px) { .container { padding: 0 32px; } body { font-size: 18px; } }

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 20px;
}
.accent { color: var(--accent); }
em { font-style: normal; color: var(--accent); }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.65s var(--ease), transform 0.65s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[style*="--i"] { transition-delay: calc(var(--i) * 80ms); }

/* ---------- header ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(236, 236, 232, 0.82);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.header[data-scrolled="true"] { border-bottom-color: var(--border-soft); }
.header__inner {
  max-width: var(--maxw); margin: 0 auto; padding: 16px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
@media (min-width: 768px) { .header__inner { padding: 20px 32px; } }
.brand {
  font-family: var(--serif); font-weight: 500; font-size: 15px;
  letter-spacing: -0.01em; line-height: 1.15; color: var(--fg);
}
.brand span { display: block; font-weight: 400; font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--muted); font-family: var(--mono); margin-top: 2px; }
.nav { display: none; }
@media (min-width: 768px) {
  .nav { display: flex; gap: 22px; }
  .nav a { font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; color: var(--fg-soft);
    transition: color .2s var(--ease); position: relative; }
  .nav a:hover, .nav a[aria-current="page"] { color: var(--accent); }
}
.menu-toggle { display: inline-flex; flex-direction: column; gap: 5px; padding: 8px; }
@media (min-width: 768px) { .menu-toggle { display: none; } }
.menu-toggle span { width: 22px; height: 1.5px; background: var(--fg); transition: transform .3s var(--ease), opacity .3s var(--ease); }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 99; background: var(--bg);
  display: flex; flex-direction: column; justify-content: center; gap: 8px; padding: 0 28px;
  transform: translateY(-100%); transition: transform .45s var(--ease); pointer-events: none;
}
.mobile-menu[data-open="true"] { transform: none; pointer-events: all; }
.mobile-menu a { font-family: var(--serif); font-size: clamp(2rem, 9vw, 3rem); font-weight: 300;
  letter-spacing: -0.02em; padding: 6px 0; color: var(--fg); }
.mobile-menu a:hover { color: var(--accent); }

/* ---------- hero ---------- */
.hero { position: relative; height: 100vh; min-height: 620px; overflow: hidden; margin-top: -73px; }
.hero__media { position: absolute; inset: 0; overflow: hidden; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; animation: heroZoom 9s var(--ease) forwards; }
@keyframes heroZoom { from { transform: scale(1.08); } to { transform: scale(1); } }
.hero::after { content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,20,22,0.28) 0%, rgba(20,20,22,0) 32%, rgba(20,20,22,0.42) 100%); }
.hero__inner { position: absolute; inset: 0; z-index: 2; max-width: var(--maxw);
  margin: 0 auto; padding: 0 20px 40px; display: flex; flex-direction: column; justify-content: flex-end; }
@media (min-width: 768px) { .hero__inner { padding: 0 32px 52px; } }
.hero__eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: rgba(255,255,255,0.82); margin-bottom: 18px; }
.hero h1 { color: #fff; font-weight: 300; font-size: clamp(2.6rem, 8.5vw, 6.4rem);
  letter-spacing: -0.03em; line-height: 0.98; max-width: 14ch; }
.hero h1 em { color: #C8D2FF; }
.hero__sub { color: rgba(255,255,255,0.86); font-size: clamp(1rem, 2vw, 1.15rem); max-width: 46ch; margin: 22px 0 0; }
.hero__meta { position: absolute; top: 96px; right: 20px; z-index: 2; text-align: right;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; color: rgba(255,255,255,0.7); line-height: 1.9; }
@media (min-width: 768px) { .hero__meta { right: 32px; } }

/* ---------- section base ---------- */
section { padding: clamp(72px, 12vw, 150px) 0; }
.section-head { display: flex; flex-direction: column; gap: 6px; margin-bottom: clamp(40px, 6vw, 80px); }
.section-head h2 { font-weight: 300; font-size: clamp(2.1rem, 6vw, 4.4rem); letter-spacing: -0.025em; line-height: 1.02; max-width: 18ch; }
.section-head p { color: var(--fg-soft); max-width: 52ch; margin: 14px 0 0; }
.lede { font-size: clamp(1.15rem, 2.4vw, 1.5rem); line-height: 1.5; color: var(--fg-soft); max-width: 60ch; font-weight: 300; }

/* ---------- work grid (reference: asymmetric staggered) ---------- */
.work { padding-top: clamp(56px, 8vw, 96px); }
.work__list { display: flex; flex-direction: column; gap: clamp(56px, 9vw, 120px); }
.project { display: grid; gap: 14px; }
.project__media { overflow: hidden; background: var(--bg-alt); }
.project__media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform .9s var(--ease), filter .6s var(--ease); }
.project:hover .project__media img { transform: scale(1.03); }
.project__cap { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; }
.project__cap .name { font-family: var(--sans); font-size: 15px; color: var(--fg); }
.project__cap .spec { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: 0.04em; white-space: nowrap; }
/* asymmetric offsets on wider screens */
@media (min-width: 768px) {
  .project { grid-template-columns: 12fr; }
  .project--sm { max-width: 27%; }
  .project--md { max-width: 52%; }
  .project--lg { max-width: 78%; }
  .project--right { margin-left: auto; }
  .project--offset { margin-left: 18%; }
  .project__media img { aspect-ratio: auto; height: auto; }
}

/* ---------- manifesto ---------- */
.manifesto { background: var(--fg); color: var(--bg); }
.manifesto .container { text-align: left; }
.manifesto .eyebrow { color: rgba(236,236,232,0.55); }
.manifesto blockquote { margin: 0; max-width: 22ch; }
.manifesto .quote-mark { font-family: var(--serif); font-size: clamp(4rem, 10vw, 8rem); line-height: 0.6; color: #6E7CC9; display: block; margin-bottom: 8px; }
.manifesto p { font-family: var(--serif); font-weight: 300; font-size: clamp(1.8rem, 5vw, 3.6rem);
  letter-spacing: -0.02em; line-height: 1.16; max-width: 24ch; }
.manifesto p em { color: #A9B4EC; }
.manifesto .sig { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; color: rgba(236,236,232,0.6);
  text-transform: uppercase; margin-top: 40px; }

/* ---------- stats ---------- */
.stats { border-top: 1px solid var(--border-soft); }
.stats__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px 24px; }
@media (min-width: 768px) { .stats__grid { grid-template-columns: repeat(4, 1fr); } }
.stat .num { font-family: var(--serif); font-weight: 300; font-size: clamp(2.6rem, 6vw, 4rem); letter-spacing: -0.03em; line-height: 1; }
.stat .lbl { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--muted); margin-top: 10px; max-width: 22ch; }

/* ---------- services cards ---------- */
.svc-grid { display: grid; gap: 1px; background: var(--border-soft); border: 1px solid var(--border-soft); }
@media (min-width: 768px) { .svc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .svc-grid { grid-template-columns: repeat(3, 1fr); } }
.svc { background: var(--bg); padding: 36px 30px; display: flex; flex-direction: column; gap: 12px; min-height: 260px; transition: background .3s var(--ease); }
.svc:hover { background: var(--bg-alt); }
.svc .no { font-family: var(--mono); font-size: 12px; color: var(--accent); letter-spacing: 0.08em; }
.svc h3 { font-size: 1.5rem; font-weight: 400; letter-spacing: -0.01em; margin-top: 4px; }
.svc p { color: var(--fg-soft); font-size: 15.5px; line-height: 1.66; margin: 0; }

/* ---------- process list ---------- */
.steps { display: grid; gap: 0; }
.step { display: grid; grid-template-columns: auto 1fr; gap: 20px; padding: 30px 0; border-top: 1px solid var(--border); align-items: start; }
@media (min-width: 768px) { .step { grid-template-columns: 90px 1fr 2fr; gap: 40px; align-items: baseline; } }
.step:last-child { border-bottom: 1px solid var(--border); }
.step .idx { font-family: var(--mono); font-size: 12px; color: var(--accent); letter-spacing: 0.08em; }
.step h3 { font-size: 1.5rem; font-weight: 400; letter-spacing: -0.01em; }
.step p { color: var(--fg-soft); margin: 0; font-size: 16px; }

/* ---------- split about ---------- */
.split { display: grid; gap: 40px; align-items: start; }
@media (min-width: 900px) { .split { grid-template-columns: 1.1fr 0.9fr; gap: 72px; } }
.split__media img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.split__body p { color: var(--fg-soft); margin: 0 0 20px; }
.split__body p:first-child { color: var(--fg); }

/* ---------- values / principles ---------- */
.principles { display: grid; gap: 30px; }
@media (min-width: 768px) { .principles { grid-template-columns: repeat(3, 1fr); gap: 48px; } }
.principle { border-top: 1px solid var(--border); padding-top: 22px; }
.principle .idx { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: 0.08em; }
.principle h3 { font-size: 1.35rem; font-weight: 400; margin: 14px 0 10px; letter-spacing: -0.01em; }
.principle p { color: var(--fg-soft); font-size: 15.5px; margin: 0; line-height: 1.66; }

/* ---------- team (text-only, monogram) ---------- */
.team { display: grid; gap: 28px; }
@media (min-width: 768px) { .team { grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border-soft); border: 1px solid var(--border-soft); } }
.member { background: var(--bg); padding: 30px; display: flex; gap: 20px; align-items: flex-start; }
.avatar { width: 54px; height: 54px; flex: none; display: grid; place-items: center; color: #fff;
  font-family: var(--serif); font-weight: 500; font-size: 18px; letter-spacing: 0.02em; }
.member h3 { font-size: 1.2rem; font-weight: 400; }
.member .role { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: 0.04em; margin: 4px 0 10px; }
.member p { color: var(--fg-soft); font-size: 15px; margin: 0; line-height: 1.6; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 0; }
.faq details { border-top: 1px solid var(--border); padding: 6px 0; }
.faq details:last-child { border-bottom: 1px solid var(--border); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 40px 22px 0; position: relative;
  font-family: var(--serif); font-size: clamp(1.15rem, 2.6vw, 1.55rem); font-weight: 400; letter-spacing: -0.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 20px; font-family: var(--mono);
  font-size: 22px; color: var(--accent); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { color: var(--fg-soft); margin: 0 0 22px; max-width: 66ch; }

/* ---------- CTA ---------- */
.cta { background: var(--bg-alt); }
.cta__inner { display: grid; gap: 28px; }
@media (min-width: 900px) { .cta__inner { grid-template-columns: 1.3fr 1fr; align-items: end; } }
.cta h2 { font-weight: 300; font-size: clamp(2.2rem, 6vw, 4.6rem); letter-spacing: -0.03em; line-height: 1; max-width: 16ch; }
.cta p { color: var(--fg-soft); margin: 18px 0 0; max-width: 44ch; }

/* ---------- buttons / links ---------- */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 15px 30px; background: var(--fg); color: var(--bg);
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.08em; text-transform: uppercase;
  border-radius: 9999px; transition: background .25s var(--ease), transform .25s var(--ease); }
.btn:hover { background: var(--accent-deep); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--fg); border: 1px solid var(--border); }
.btn--ghost:hover { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 12.5px;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); transition: gap .25s var(--ease); }
.link-arrow:hover { gap: 14px; color: var(--accent-deep); }
.link-arrow::after { content: "\2192"; }

/* ---------- form ---------- */
.form { display: grid; gap: 20px; }
.field { display: grid; gap: 8px; }
.field label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.field input, .field textarea, .field select {
  font-family: var(--sans); font-size: 16px; color: var(--fg); background: transparent;
  border: 0; border-bottom: 1px solid var(--border); padding: 12px 2px; transition: border-color .25s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-bottom-color: var(--accent); }
.field textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; gap: 20px; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }

/* ---------- contact info ---------- */
.contact-grid { display: grid; gap: 48px; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; gap: 72px; } }
.info-block { border-top: 1px solid var(--border); padding-top: 20px; margin-bottom: 30px; }
.info-block .lbl { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.info-block .val { font-size: 16px; color: var(--fg); line-height: 1.6; }
.info-block a:hover { color: var(--accent); }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border); padding: clamp(56px, 8vw, 90px) 0 36px; }
.footer__top { display: grid; gap: 40px; }
@media (min-width: 768px) { .footer__top { grid-template-columns: 2fr 1fr 1fr; } }
.footer__brand { font-family: var(--serif); font-weight: 400; font-size: clamp(2rem, 6vw, 3.4rem); letter-spacing: -0.03em; line-height: 1; }
.footer__brand span { display: block; font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; color: var(--muted); text-transform: uppercase; margin-top: 16px; }
.footer__col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; font-weight: 400; }
.footer__col a, .footer__col p { display: block; color: var(--fg-soft); font-size: 15px; margin-bottom: 10px; }
.footer__col a:hover { color: var(--accent); }
.footer__bottom { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; align-items: center;
  margin-top: clamp(48px, 7vw, 80px); padding-top: 24px; border-top: 1px solid var(--border-soft);
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.04em; color: var(--muted); }
.footer__bottom a:hover { color: var(--accent); }

/* ---------- legal pages ---------- */
.legal { padding-top: clamp(48px, 8vw, 100px); }
.legal h1 { font-weight: 300; font-size: clamp(2.2rem, 6vw, 4rem); letter-spacing: -0.03em; margin-bottom: 12px; }
.legal .updated { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: 0.06em; margin-bottom: 48px; }
.legal h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); font-weight: 400; letter-spacing: -0.01em; margin: 44px 0 14px; }
.legal p, .legal li { color: var(--fg-soft); max-width: 72ch; }
.legal ul { padding-left: 20px; }
.legal li { margin-bottom: 8px; }
.legal a { color: var(--accent); }

/* ---------- thanks ---------- */
.thanks { min-height: 78vh; display: grid; place-items: center; text-align: center; padding: 80px 20px; }
.thanks h1 { font-weight: 300; font-size: clamp(2.4rem, 7vw, 5rem); letter-spacing: -0.03em; margin-bottom: 20px; }
.thanks p { color: var(--fg-soft); max-width: 46ch; margin: 0 auto 32px; }

/* ---------- cookie popup ---------- */
.cookie-popup { position: fixed; inset: 0; z-index: 9999; display: flex; align-items: flex-end; padding: 24px;
  background: rgba(20,20,22,0.4); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  opacity: 0; pointer-events: none; transition: opacity .3s; }
.cookie-popup[data-open="true"] { opacity: 1; pointer-events: all; }
.cookie-popup__card { background: var(--bg); padding: 32px 36px; max-width: 480px; border-radius: 4px; border: 1px solid var(--border); }
.cookie-popup__label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.cookie-popup__card h3 { font-size: 1.4rem; font-weight: 400; letter-spacing: -0.01em; margin-bottom: 12px; }
.cookie-popup__card p { color: var(--fg-soft); font-size: 14.5px; line-height: 1.65; margin: 0; }
.cookie-popup__card p a { color: var(--accent); }
.cookie-popup__actions { display: flex; gap: 12px; margin-top: 22px; }
.cookie-popup__actions button { padding: 11px 26px; border: 1px solid var(--border); cursor: pointer;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; transition: background .2s var(--ease); }
.cookie-popup__actions button:first-child:hover { background: var(--bg-alt); }
.cookie-popup__actions button:last-child { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.cookie-popup__actions button:last-child:hover { background: var(--accent-deep); border-color: var(--accent-deep); }

/* ---------- misc page hero (inner) ---------- */
.page-hero { padding: clamp(56px, 10vw, 130px) 0 clamp(30px, 5vw, 60px); }
.page-hero h1 { font-weight: 300; font-size: clamp(2.6rem, 8vw, 6rem); letter-spacing: -0.03em; line-height: 0.98; max-width: 16ch; }
.page-hero .lede { margin-top: 26px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}