/* ============ AURUM & NOIR — Eclipse ============ */

:root {
  --black: #0a0908;
  --black-2: #0e0d0b;
  --gold: #c9a227;
  --gold-soft: #a8862a;
  --ivory: #ece6da;
  --grey: #6f695e;
  --serif: "Cormorant Garamond", serif;
  --sans: "Inter", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { background: var(--black); }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background: var(--black);
  color: var(--ivory);
  font-family: var(--sans);
  font-weight: 300;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--gold); color: var(--black); }

/* ---------- Loader ---------- */
.loader {
  position: fixed; inset: 0; z-index: 100;
  background: var(--black);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2rem;
  transition: opacity 0.9s ease, visibility 0.9s;
}
.loader.is-done { opacity: 0; visibility: hidden; }
.loader__mark {
  font-family: var(--serif);
  font-size: 1.6rem; letter-spacing: 0.55em; padding-left: 0.55em;
  color: var(--gold);
}
.loader__bar {
  width: 160px; height: 1px; background: rgba(236, 230, 218, 0.12);
  overflow: hidden;
}
.loader__fill {
  height: 100%; width: 0%;
  background: var(--gold);
  transition: width 0.25s ease;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  padding: 2rem 3rem;
  mix-blend-mode: difference;
  font-size: 0.65rem; letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--ivory);
  pointer-events: none;
}

/* ---------- Canvas sequences ---------- */
.seq-canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  display: block;
}

/* ---------- 1 · Hero ---------- */
.hero { height: 500vh; position: relative; }
.hero__sticky {
  position: sticky; top: 0; height: 100vh;
  overflow: hidden;
}
.hero__vignette {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 40%, rgba(10, 9, 8, 0.75) 100%),
    linear-gradient(to top, rgba(10, 9, 8, 0.9), transparent 22%);
  pointer-events: none;
}
.hero__content {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  pointer-events: none;
}
.hero__eyebrow {
  font-size: 0.62rem; letter-spacing: 0.5em; padding-left: 0.5em;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 1.8rem;
  opacity: 0;
}
.hero__title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2.6rem, 7.5vw, 7rem);
  letter-spacing: 0.42em; padding-left: 0.42em;
  color: var(--ivory);
  opacity: 0;
  white-space: nowrap;
}
.hero__sub {
  margin-top: 1.6rem;
  font-family: var(--serif); font-style: italic; font-weight: 300;
  font-size: clamp(1rem, 1.6vw, 1.35rem);
  letter-spacing: 0.18em;
  color: rgba(236, 230, 218, 0.72);
  opacity: 0;
}
.hero__scrollcue {
  position: absolute; bottom: 2.4rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.7rem;
  font-size: 0.58rem; letter-spacing: 0.4em; text-transform: uppercase;
  color: var(--grey);
}
.hero__scrollcue span {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, transparent, var(--gold));
  animation: cue 2.2s ease-in-out infinite;
}
@keyframes cue {
  0%, 100% { transform: scaleY(0.4); opacity: 0.35; transform-origin: top; }
  50% { transform: scaleY(1); opacity: 1; transform-origin: top; }
}

/* ---------- 2 · Story ---------- */
.story {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24vh 2rem;
  background: linear-gradient(var(--black), var(--black-2), var(--black));
}
.story__inner { max-width: 760px; text-align: center; }
.story__kicker {
  font-size: 0.62rem; letter-spacing: 0.5em; padding-left: 0.5em;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 3rem;
}
.story__title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(3rem, 8vw, 6.4rem);
  line-height: 1.04;
  margin-bottom: 4.5rem;
}
.story__title em { font-style: italic; color: var(--gold); }
.story__body {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  font-weight: 300;
  line-height: 1.75;
  color: rgba(236, 230, 218, 0.62);
  margin-bottom: 2.6rem;
}

/* ---------- 3 · Macro ---------- */
.macro { height: 420vh; position: relative; }
.macro__sticky {
  position: sticky; top: 0; height: 100vh; overflow: hidden;
}
.macro__caption {
  position: absolute;
  max-width: 320px;
  opacity: 0;
}
.macro__caption--1 { left: 8vw; bottom: 18vh; }
.macro__caption--2 { right: 8vw; top: 20vh; text-align: right; }
.cap__num {
  font-size: 0.6rem; letter-spacing: 0.45em;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 1rem;
}
.cap__text {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  line-height: 1.35;
}

/* ---------- 4 · Engineering ---------- */
.engineering { height: 480vh; position: relative; }
.eng__sticky {
  position: sticky; top: 0; height: 100vh; overflow: hidden;
}
.eng__header {
  position: absolute; top: 12vh; left: 0; right: 0;
  text-align: center; opacity: 0;
}
.eng__header h3 {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(1.8rem, 3.6vw, 3rem);
  line-height: 1.2;
  margin-top: 1.2rem;
}
.eng__spec {
  position: absolute;
  opacity: 0;
}
.eng__spec--1 { left: 9vw; top: 34vh; }
.eng__spec--2 { right: 9vw; top: 46vh; text-align: right; }
.eng__spec--3 { left: 12vw; bottom: 14vh; }
.eng__spec-line {
  display: block; width: 56px; height: 1px;
  background: var(--gold);
  margin-bottom: 1.1rem;
}
.eng__spec--2 .eng__spec-line { margin-left: auto; }
.eng__spec-value {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 4.6vw, 4rem);
  color: var(--ivory);
  line-height: 1;
}
.eng__spec-value small {
  font-size: 0.45em; color: var(--gold); font-style: italic;
}
.eng__spec-label {
  margin-top: 0.55rem;
  font-size: 0.62rem; letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--grey);
}

/* ---------- 5 · Edition ---------- */
.edition {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 26vh 2rem;
  background: linear-gradient(var(--black), var(--black-2) 50%, var(--black));
  text-align: center;
}
.edition__kicker {
  font-size: 0.62rem; letter-spacing: 0.5em; padding-left: 0.5em;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 2.5rem;
}
.edition__count {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(7rem, 22vw, 19rem);
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201, 162, 39, 0.85);
}
.edition__of {
  margin-top: 2.6rem;
  font-family: var(--serif); font-style: italic;
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  color: rgba(236, 230, 218, 0.75);
}
.edition__price {
  margin-top: 1.4rem;
  font-size: 0.78rem; letter-spacing: 0.5em; padding-left: 0.5em;
  color: var(--gold);
}

/* ---------- 6 · Waitlist ---------- */
.waitlist {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 20vh 2rem 0;
  position: relative;
}
.waitlist__inner { text-align: center; max-width: 720px; }
.waitlist__title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 1.12;
  margin-bottom: 4rem;
}
.waitlist__title em { font-style: italic; color: var(--gold); }
.waitlist__form {
  display: flex; align-items: stretch; justify-content: center;
  border: 1px solid rgba(201, 162, 39, 0.35);
  max-width: 480px; margin: 0 auto;
  transition: border-color 0.4s;
}
.waitlist__form:focus-within { border-color: var(--gold); }
.waitlist__form input {
  flex: 1;
  background: transparent; border: none; outline: none;
  padding: 1.35rem 1.6rem;
  color: var(--ivory);
  font-family: var(--sans); font-weight: 300;
  font-size: 0.9rem; letter-spacing: 0.12em;
}
.waitlist__form input::placeholder { color: var(--grey); letter-spacing: 0.3em; text-transform: uppercase; font-size: 0.68rem; }
.waitlist__form button {
  background: var(--gold); border: none; cursor: pointer;
  color: var(--black);
  font-family: var(--sans);
  font-size: 0.6rem; letter-spacing: 0.32em; text-transform: uppercase;
  padding: 0 2.2rem;
  line-height: 1.7;
  transition: background 0.35s;
}
.waitlist__form button:hover { background: var(--ivory); }
.waitlist__done {
  margin-top: 2rem;
  font-family: var(--serif); font-style: italic;
  font-size: 1.15rem; color: var(--gold);
  opacity: 0; transform: translateY(10px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.waitlist__done.is-visible { opacity: 1; transform: none; }

.footer {
  width: 100%;
  display: flex; justify-content: space-between;
  padding: 3rem;
  margin-top: 14vh;
  font-size: 0.6rem; letter-spacing: 0.35em; text-transform: uppercase;
  color: var(--grey);
  border-top: 1px solid rgba(236, 230, 218, 0.07);
}

/* ---------- Reveal defaults (JS animates) ---------- */
.reveal { opacity: 0; transform: translateY(36px); }
.reveal-lines { opacity: 0; transform: translateY(50px); }

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .nav { padding: 1.4rem 1.5rem; }
  .hero__title { letter-spacing: 0.22em; padding-left: 0.22em; }
  .macro__caption--1 { left: 6vw; bottom: 12vh; }
  .macro__caption--2 { right: 6vw; top: 14vh; }
  .eng__spec--1 { left: 6vw; top: 26vh; }
  .eng__spec--2 { right: 6vw; top: 44vh; }
  .eng__spec--3 { left: 6vw; bottom: 12vh; }
  .footer { flex-direction: column; gap: 0.8rem; text-align: center; }
}