:root {
  --ink: #111111;
  --ink-soft: #6f6f6f;
  --line: rgba(17, 17, 17, 0.13);
  --paper: #ffffff;
  --nav-h: 78px;
  --crowd-top: 62vh; /* JS overwrites this on every resize -- see EFFECT-03 */
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

#canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; }

:where(a, button):focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; right: 0; left: 0; z-index: 10;
  display: flex; align-items: center; gap: clamp(16px, 3vw, 44px);
  height: var(--nav-h);
  padding: 0 clamp(18px, 4vw, 56px);
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; text-decoration: none; color: inherit; }
.brand__mark { width: 40px; height: 40px; flex-shrink: 0; }
.brand__text { display: flex; flex-direction: column; gap: 3px; }
.brand__name { font-family: 'Playfair Display', Georgia, serif; font-size: 23px; font-weight: 500; line-height: 1; letter-spacing: -0.01em; }
.brand__tagline { font-size: 8.5px; font-weight: 500; letter-spacing: 0.19em; text-transform: uppercase; color: var(--ink-soft); white-space: nowrap; }

.nav__links { display: flex; gap: clamp(14px, 2.4vw, 36px); margin-inline: auto; }
.nav__links a {
  position: relative; padding: 6px 0;
  color: var(--ink-soft); font-size: 11.5px; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase;
  text-decoration: none; white-space: nowrap;
  transition: color 0.3s ease;
}
.nav__links a::after {
  content: ""; position: absolute; right: 0; bottom: 0; left: 0; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav__links a:hover, .nav__links a.is-active { color: var(--ink); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); }

.nav__actions { display: flex; gap: 4px; flex-shrink: 0; }
.icon-btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; padding: 0; border: 0; border-radius: 50%;
  background: transparent; color: var(--ink); cursor: pointer;
  transition: background-color 0.3s ease;
}
.icon-btn:hover { background: rgba(17, 17, 17, 0.06); }
.icon-btn__dot {
  position: absolute; top: 7px; right: 7px; width: 6px; height: 6px;
  border: 1.5px solid var(--paper); border-radius: 50%; background: var(--ink);
}

/* ---------- hero ---------- */
.hero {
  position: relative; z-index: 5;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  height: var(--crowd-top); min-height: 320px;
  padding: calc(var(--nav-h) + 8px) 24px 0;
  text-align: center;
}

.hero__eyebrow {
  display: flex; align-items: center; gap: 14px;
  margin: 0 0 clamp(14px, 2.2vh, 24px);
  color: var(--ink-soft); font-size: 10px; font-weight: 500; letter-spacing: 0.28em; text-transform: uppercase;
}
.hero__eyebrow::before, .hero__eyebrow::after { content: ""; width: clamp(20px, 5vw, 46px); height: 1px; background: var(--line); }

.hero__title {
  margin: 0;
  font-family: 'Playfair Display', Georgia, serif; font-weight: 500;
  line-height: 0.94; letter-spacing: -0.025em;
  font-size: clamp(42px, min(8.6vw, 13.5vh), 120px);
}

.hero__lede {
  max-width: 46ch; margin: clamp(16px, 2.4vh, 26px) 0 0;
  color: var(--ink-soft); font-size: clamp(13.5px, 1.15vw, 16px); line-height: 1.65;
}

.hero__cta {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: clamp(22px, 3.4vh, 38px); padding: 16px 32px; border-radius: 999px;
  background: var(--ink); color: var(--paper); text-decoration: none;
  font-size: 11.5px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.hero__cta svg { transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1); }
.hero__cta:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(17, 17, 17, 0.22); }
.hero__cta:hover svg { transform: translateX(4px); }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  :root { --nav-h: 66px; }
  .nav { justify-content: space-between; }
  .nav__links { display: none; }
  .brand__mark { width: 34px; height: 34px; }
  .brand__name { font-size: 19px; }
  .hero__lede { display: none; }
}
@media (max-width: 520px) {
  .brand__tagline { display: none; }
}
@media (max-width: 380px) {
  .nav { gap: 12px; padding: 0 14px; }
  .nav__actions .icon-btn:nth-child(2) { display: none; }
}
@media (max-height: 800px) {
  .hero__lede { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}