/* ==========================================================================
   Nocturne AI — "Nocturne (AI)" title, statement with a struck "generic",
   product-page concept mock beside three principles.
   [data-reveal] elements (eyebrow, word, pill, statements, mock, lead, points,
   rules, actions) get no transform here.
   ========================================================================== */

.ai {
  position: relative;
  z-index: 2;
  padding: 7rem 1rem 8rem;
}

/* --------------------------------------------------------------------------
   Head
   -------------------------------------------------------------------------- */
.ai__head {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.ai__eyebrow {
  margin-bottom: 1.2rem;
  letter-spacing: .24em;
  color: var(--champagne);
}

.ai__title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  font-family: var(--serif);
  font-size: 21vw;
  line-height: .85;
  letter-spacing: -.01em;
  color: var(--ash);
  white-space: nowrap;
}

.ai__pill {
  padding: .22em .75em .16em;
  border: 1px solid var(--hair-strong);
  border-radius: 100%;
  font-size: .34em;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--champagne);
}

/* --------------------------------------------------------------------------
   Statement
   -------------------------------------------------------------------------- */
.ai__statement {
  max-width: 12ch;
  margin: 3.5rem auto 0;
  font-family: var(--serif);
  font-size: 12vw;
  line-height: .98;
  letter-spacing: -.01em;
  text-align: center;
  text-wrap: balance;
  color: var(--pearl);
}
.ai__statement i { color: var(--champagne); }

.ai__strike {
  margin-top: 1.2rem;
  font-family: var(--serif);
  font-size: 7.5vw;
  line-height: 1.1;
  text-align: center;
  color: var(--ash);
}

.ai__struck {
  position: relative;
  display: inline-block;
  color: var(--smoke);
}

/* scaleX reveal (origin left) is owned by the engine */
.ai__strike-line {
  position: absolute;
  top: 56%;
  left: -.06em;
  width: calc(100% + .12em);
  height: 1px;
  background: var(--champagne);
}

/* --------------------------------------------------------------------------
   Concept mock
   -------------------------------------------------------------------------- */
.ai__grid {
  display: flex;
  flex-direction: column;
  gap: 4.5rem;
  margin-top: 5rem;
}

.ai__mock { margin: 0; }

.mock {
  --mock-line: color-mix(in srgb, var(--ink) 14%, transparent);
  padding: .9rem;
  background: var(--pearl);
  color: var(--ink);
}

.mock__bar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--mock-line);
}
.mock__brand {
  font-family: var(--serif);
  font-size: 1.1rem;
  line-height: 1;
  text-transform: uppercase;
}
.mock__links { white-space: nowrap; }

.mock__body {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  align-items: end;
  gap: 1rem;
  padding-top: .9rem;
}

.mock__img {
  width: 100%;
  aspect-ratio: 5 / 6;
  object-fit: cover;
}

.mock__info {
  display: flex;
  flex-direction: column;
  gap: .55rem;
}

.mock__name {
  font-family: var(--serif);
  font-size: 1.7rem;
  line-height: .9;
}

.mock__price {
  font-family: var(--serif);
  font-size: 1.15rem;
  line-height: 1;
}

.mock__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 2.3rem;
  margin-top: .3rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--pearl);
  letter-spacing: .06em;
}

.mock__notes { margin-top: .4rem; }
.mock__notes li {
  padding: .35rem 0;
  border-top: 1px solid var(--mock-line);
}

.ai__caption {
  margin-top: 1rem;
  line-height: 1.35;
  text-align: center;
  color: var(--smoke);
}

/* --------------------------------------------------------------------------
   Principles
   -------------------------------------------------------------------------- */
.ai__lead {
  max-width: 38ch;
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--ash);
}

.ai__points { margin-top: 3rem; }

.ai__point {
  position: relative;
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: .8rem;
  padding: 1.4rem 0;
}

.ai__num {
  padding-top: .45rem;
  color: var(--champagne);
}

.ai__point-title {
  margin-bottom: .55rem;
  font-family: var(--serif);
  font-size: 1.9rem;
  line-height: 1;
  color: var(--pearl);
}

.ai__point-text {
  max-width: 44ch;
  line-height: 1.4;
  color: var(--ash);
}

.ai__rule {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--hair);
}

.ai__actions { margin-top: 2.5rem; }

/* --------------------------------------------------------------------------
   ≥768
   -------------------------------------------------------------------------- */
@media (min-width: 768px) {
  .ai { padding: 10rem 3.5rem 10rem; }

  .ai__title {
    flex-direction: row;
    gap: 3vw;
    font-size: 15vw;
  }

  .ai__statement { max-width: 22ch; font-size: 6.4vw; }
  .ai__strike { font-size: 3.6vw; }

  .ai__grid {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: center;
    gap: 6vw;
    max-width: 72rem;
    margin: 8rem auto 0;
  }

  .mock { padding: 1rem; }
  .mock__body { gap: 1.4rem; }
  .mock__name { font-size: 2.3rem; }
  .mock__price { font-size: 1.3rem; }

  .ai__lead { font-size: .95rem; }
  .ai__point-title { font-size: 1.8rem; }
}

@media (min-width: 1200px) {
  .ai__statement { font-size: 5.6vw; }
  .ai__point { grid-template-columns: 3rem minmax(0, 1fr); gap: 1rem; }
}