/* palette: bg=#0E1421 fg=#ECE4D2 accent=#D2982E */
/* fonts: display="Fraunces" body="Inter" mono="IBM Plex Mono" */

:root {
  --bg: #0E1421;
  --bg-alt: #131B2B;
  --bg-panel: #161F30;
  --fg: #ECE4D2;
  --fg-soft: #CDD3DE;
  --muted: #868FA0;
  --muted-dim: #5C6576;
  --accent: #D2982E;
  --accent-deep: #B27E22;
  --border: rgba(236, 228, 210, 0.12);
  --border-soft: rgba(236, 228, 210, 0.07);
  --serif: 'Fraunces', ui-serif, Georgia, serif;
  --sans: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --rail-w: 66px;
  --maxw: 1180px;
}

*, *::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-soft);
  background-color: var(--bg);
  background-image: radial-gradient(rgba(236, 228, 210, 0.045) 1px, transparent 1px);
  background-size: 34px 34px;
  background-position: -6px -6px;
  -webkit-font-smoothing: antialiased;
  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; }
::selection { background: var(--accent); color: var(--bg); }

/* ---------- typography helpers ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 26px;
  display: block;
}
.eyebrow em { color: var(--accent); font-style: normal; }
.mono-note {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.85;
  letter-spacing: 0.02em;
  color: var(--muted-dim);
}
.mono-note .mk { color: var(--accent); }

.h2 {
  font-family: var(--serif);
  font-weight: 340;
  font-optical-sizing: auto;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin: 0 0 34px;
}
.h2 em { font-style: italic; color: var(--accent); }

p { margin: 0 0 1.3em; }
strong { color: var(--fg); font-weight: 600; }

/* ---------- container ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 1024px) {
  .wrap { padding-left: calc(var(--rail-w) + 90px); padding-right: 48px; }
}

/* ---------- left rail (desktop progression) ---------- */
.rail {
  display: none;
}
@media (min-width: 1024px) {
  .rail {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: var(--rail-w);
    z-index: 90;
    border-right: 1px solid var(--border-soft);
    background: rgba(14, 20, 33, 0.6);
    backdrop-filter: blur(6px);
    align-items: center;
    padding: 22px 0 26px;
  }
  .rail__brand {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.34em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: auto;
  }
  .rail__brand b { color: var(--accent); font-weight: 600; }
  .rail__nav {
    display: flex;
    flex-direction: column;
    gap: 22px;
    margin: auto 0;
  }
  .rail__item {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.05em;
    color: var(--muted-dim);
    position: relative;
    transition: color 0.4s var(--ease);
  }
  .rail__item::before {
    content: "";
    position: absolute;
    left: -13px; top: 50%;
    width: 2px; height: 0;
    background: var(--accent);
    transform: translateY(-50%);
    transition: height 0.4s var(--ease);
  }
  .rail__item:hover { color: var(--fg-soft); }
  .rail__item.is-active { color: var(--accent); }
  .rail__item.is-active::before { height: 15px; }
  .rail__foot {
    font-family: var(--mono);
    font-size: 10.5px;
    letter-spacing: 0.1em;
    color: var(--muted-dim);
    writing-mode: vertical-rl;
    margin-top: auto;
  }
}

/* ---------- header (sticky top) ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 20, 33, 0.82);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.header[data-scrolled="true"] {
  border-bottom-color: var(--border);
  background: rgba(12, 17, 28, 0.92);
}
.header__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
@media (min-width: 1024px) {
  .header__inner { padding-left: calc(var(--rail-w) + 90px); padding-right: 48px; }
}
.brand {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.brand .dot { color: var(--accent); }
.nav { display: none; }
@media (min-width: 768px) {
  .nav { display: flex; gap: 34px; align-items: center; }
  .nav a {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
    transition: color 0.3s var(--ease);
  }
  .nav a:hover, .nav a.is-current { color: var(--fg); }
  .nav a.is-current { 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 0.3s var(--ease), opacity 0.3s 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 ---------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 95;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px 28px;
  transform: translateY(-100%);
  transition: transform 0.5s var(--ease);
}
.mobile-menu[data-open="true"] { transform: translateY(0); }
.mobile-menu a {
  font-family: var(--serif);
  font-size: clamp(2rem, 9vw, 3rem);
  color: var(--fg);
  padding: 12px 0;
  border-bottom: 1px solid var(--border-soft);
}
.mobile-menu a .idx { font-family: var(--mono); font-size: 12px; color: var(--accent); margin-right: 16px; vertical-align: middle; }

/* ---------- hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
}
.hero__watermark {
  position: absolute;
  right: -2%; top: 50%;
  transform: translateY(-50%);
  font-family: var(--serif);
  font-weight: 300;
  font-size: 44vw;
  line-height: 1;
  color: rgba(210, 152, 46, 0.045);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (min-width: 900px) {
  .hero__grid { grid-template-columns: 1.1fr 0.9fr; gap: 56px; }
}
.hero__title {
  font-family: var(--serif);
  font-weight: 340;
  font-optical-sizing: auto;
  font-size: clamp(3.2rem, 9vw, 7rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin: 0 0 34px;
}
.hero__title em { font-style: italic; color: var(--accent); }
.hero__lede {
  font-size: clamp(1.05rem, 2.1vw, 1.28rem);
  line-height: 1.68;
  color: var(--muted);
  max-width: 560px;
  margin: 0 0 40px;
}
.hero__note { max-width: 520px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 18px; margin: 40px 0 0; }

/* sensor matrix decorative */
.sensor {
  border: 1px solid var(--border);
  background:
    repeating-linear-gradient(to right, var(--border-soft) 0 1px, transparent 1px calc(100% / 8));
  aspect-ratio: 5 / 4;
  position: relative;
  border-radius: 3px;
  overflow: hidden;
  animation: heroZoom 8s var(--ease) both;
}
@media (max-width: 899px) { .sensor { display: none; } }
.sensor__dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--accent) 1.5px, transparent 1.6px);
  background-size: 46px 46px;
  background-position: 12px 14px;
  opacity: 0.42;
  mask-image: radial-gradient(120% 100% at 50% 40%, #000 55%, transparent 100%);
}
.sensor__dots.b {
  background-position: 30px 30px;
  background-size: 46px 46px;
  opacity: 0.16;
  filter: none;
}
@keyframes heroZoom {
  from { transform: scale(1.06); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* ---------- generic section ---------- */
.section { padding: clamp(80px, 12vw, 150px) 0; position: relative; }
.section--line { border-top: 1px solid var(--border-soft); }
.section__eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 24px;
}
.section__eyebrow b { color: var(--accent); font-weight: 600; margin-right: 12px; }
.section__lede {
  font-size: clamp(1.02rem, 2vw, 1.18rem);
  line-height: 1.72;
  color: var(--muted);
  max-width: 620px;
}
.section__lede strong { color: var(--fg-soft); }
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px 64px;
}
@media (min-width: 820px) { .two-col { grid-template-columns: 1.05fr 0.95fr; } }

/* ---------- capabilities two-column list (from reference middle) ---------- */
.caps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 56px;
  margin-top: 56px;
}
@media (min-width: 700px) { .caps { grid-template-columns: 1fr 1fr; } }
.cap {
  padding: 22px 0 20px;
  border-top: 1px solid var(--border-soft);
}
.cap__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.32rem;
  color: var(--fg);
  margin: 0 0 6px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.cap__title .n { font-family: var(--mono); font-size: 11px; color: var(--accent); }
.cap__desc { font-size: 15px; line-height: 1.6; color: var(--muted); margin: 0; }

/* ---------- manifesto ---------- */
.manifesto {
  padding: clamp(90px, 14vw, 170px) 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  position: relative;
}
.manifesto__inner { max-width: 900px; margin: 0 auto; text-align: center; position: relative; }
@media (min-width: 1024px) { .manifesto__inner { margin-left: calc(var(--rail-w) + 90px); margin-right: 48px; max-width: none; } }
.manifesto__quote {
  font-family: var(--serif);
  font-weight: 340;
  font-size: clamp(2rem, 5vw, 3.75rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin: 0;
}
.manifesto__quote em { font-style: italic; color: var(--accent); }
.manifesto__mark {
  font-family: var(--serif);
  font-size: clamp(5rem, 12vw, 9rem);
  color: var(--accent);
  line-height: 0.5;
  opacity: 0.35;
  display: block;
  margin-bottom: 12px;
}
.manifesto__by { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-dim); margin-top: 40px; }

/* ---------- stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px 24px;
  margin-top: 60px;
}
@media (min-width: 820px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stat { border-top: 1px solid var(--border); padding-top: 20px; }
.stat__num {
  font-family: var(--serif);
  font-weight: 340;
  font-size: clamp(2.6rem, 5vw, 3.4rem);
  line-height: 1;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.stat__num .u { color: var(--accent); font-size: 0.5em; margin-left: 3px; }
.stat__label { font-size: 13.5px; color: var(--muted); margin-top: 12px; line-height: 1.5; }

/* ---------- timeline steps ---------- */
.steps { margin-top: 64px; display: grid; gap: 0; }
.step {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px 44px;
  padding: 38px 0;
  border-top: 1px solid var(--border-soft);
}
@media (min-width: 820px) { .step { grid-template-columns: 130px 1fr 1.1fr; align-items: start; } }
.step:last-child { border-bottom: 1px solid var(--border-soft); }
.step__idx { font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; color: var(--accent); padding-top: 6px; }
.step__title { font-family: var(--serif); font-weight: 400; font-size: 1.55rem; color: var(--fg); margin: 0; }
.step__body { font-size: 15.5px; line-height: 1.66; color: var(--muted); margin: 0; }

/* ---------- FAQ ---------- */
.faq { margin-top: 56px; border-top: 1px solid var(--border-soft); }
.faq__item { border-bottom: 1px solid var(--border-soft); }
.faq__q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  text-align: left;
  padding: 26px 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  color: var(--fg);
}
.faq__q .sign {
  font-family: var(--mono);
  font-size: 20px;
  color: var(--accent);
  flex: none;
  transition: transform 0.4s var(--ease);
}
.faq__item[data-open="true"] .faq__q .sign { transform: rotate(45deg); }
.faq__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease);
}
.faq__a p { color: var(--muted); font-size: 16px; padding: 0 0 26px; max-width: 720px; margin: 0; }

/* ---------- CTA ---------- */
.cta { padding: clamp(90px, 13vw, 160px) 0; border-top: 1px solid var(--border-soft); }
.cta__title {
  font-family: var(--serif);
  font-weight: 340;
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin: 0 0 30px;
  max-width: 780px;
}
.cta__title em { font-style: italic; color: var(--accent); }
.cta__row { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; margin-top: 34px; }

/* ---------- buttons / links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 15px 28px;
  border: 1px solid var(--accent);
  color: var(--bg);
  background: var(--accent);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}
.btn:hover { transform: translateY(-2px); background: var(--accent-deep); border-color: var(--accent-deep); }
.btn--ghost { background: transparent; color: var(--fg); border-color: var(--border); }
.btn--ghost:hover { background: transparent; border-color: var(--accent); color: var(--accent); }
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
  transition: gap 0.3s var(--ease), color 0.3s var(--ease);
}
.link-arrow .ar { color: var(--accent); transition: transform 0.3s var(--ease); }
.link-arrow:hover { color: var(--accent); }
.link-arrow:hover .ar { transform: translateX(5px); }

/* ---------- form ---------- */
.form { display: grid; gap: 22px; max-width: 620px; margin-top: 48px; }
.field { display: flex; flex-direction: column; gap: 9px; }
.field label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.field input, .field textarea, .field select {
  font-family: var(--sans);
  font-size: 16px;
  color: var(--fg);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 14px 16px;
  transition: border-color 0.3s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--accent); }
.field textarea { resize: vertical; min-height: 130px; }
.field--row { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 620px) { .field--row { grid-template-columns: 1fr 1fr; } }
.form__note { font-size: 13px; color: var(--muted-dim); }
.form__note a { color: var(--accent); }

/* ---------- info cards (contact) ---------- */
.info-grid { display: grid; grid-template-columns: 1fr; gap: 0; margin-top: 30px; }
@media (min-width: 700px) { .info-grid { grid-template-columns: 1fr 1fr; } }
.info { padding: 26px 0; border-top: 1px solid var(--border-soft); }
.info__k { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }
.info__v { color: var(--fg-soft); font-size: 16px; line-height: 1.6; margin: 0; }
.info__v a:hover { color: var(--accent); }

/* ---------- footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 80px 0 40px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
}
@media (min-width: 760px) { .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer__brand { font-family: var(--serif); font-size: 2rem; color: var(--fg); margin: 0 0 16px; }
.footer__brand .dot { color: var(--accent); }
.footer__tag { color: var(--muted); font-size: 15px; max-width: 320px; }
.footer__col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted-dim); margin: 0 0 18px; font-weight: 500; }
.footer__col a, .footer__col p { display: block; color: var(--muted); font-size: 14.5px; margin-bottom: 11px; transition: color 0.3s var(--ease); }
.footer__col a:hover { color: var(--accent); }
.footer__bottom {
  margin-top: 64px;
  padding-top: 26px;
  border-top: 1px solid var(--border-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--muted-dim);
}
.footer__bottom a:hover { 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); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .sensor { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- cookie popup ---------- */
.cookie-popup { position: fixed; inset: 0; z-index: 9999; display: flex; align-items: flex-end; padding: 24px; background: rgba(0, 0, 0, 0.55); backdrop-filter: blur(4px); opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.cookie-popup[data-open="true"] { opacity: 1; pointer-events: all; }
.cookie-popup__card { background: var(--bg-panel); border: 1px solid var(--border); padding: 32px 34px; max-width: 480px; border-radius: 4px; }
.cookie-popup__label { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.cookie-popup__card h3 { font-family: var(--serif); font-weight: 400; font-size: 1.5rem; color: var(--fg); margin: 0 0 12px; }
.cookie-popup__card p { font-size: 14px; line-height: 1.6; color: var(--muted); 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 24px; border: 1px solid var(--border); cursor: pointer; font-size: 12px; font-family: var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-soft); border-radius: 2px; transition: border-color 0.3s, background 0.3s, color 0.3s; }
.cookie-popup__actions button:hover { border-color: var(--muted); }
.cookie-popup__actions button:last-child { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.cookie-popup__actions button:last-child:hover { background: var(--accent-deep); }

/* ---------- page header (interior pages) ---------- */
.page-hero { padding: 150px 0 60px; position: relative; overflow: hidden; }
.page-hero__title {
  font-family: var(--serif);
  font-weight: 340;
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin: 0 0 28px;
  max-width: 900px;
}
.page-hero__title em { font-style: italic; color: var(--accent); }
.page-hero__lede { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: var(--muted); max-width: 620px; line-height: 1.66; }

/* legal typography */
.legal { padding: 40px 0 40px; }
.legal h2 { font-family: var(--serif); font-weight: 400; font-size: 1.7rem; color: var(--fg); margin: 48px 0 16px; letter-spacing: -0.01em; }
.legal h3 { font-family: var(--sans); font-weight: 600; font-size: 1.05rem; color: var(--fg-soft); margin: 28px 0 10px; }
.legal p, .legal li { color: var(--muted); font-size: 16px; line-height: 1.72; }
.legal ul { padding-left: 20px; }
.legal li { margin-bottom: 8px; }
.legal a { color: var(--accent); }
.legal__meta { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--muted-dim); }