/* ============================================================
   HOME PAGE
   ============================================================ */

/* ── HERO ─────────────────────────────────────────────── */
.hero { min-height: 100dvh; }

.hero__meta-row {
  position: absolute; top: 0; left: 0; right: 0;
  padding: calc(var(--s-24) + var(--s-4)) var(--gutter) 0;
  z-index: 6;
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--s-8);
  color: var(--cream-100);
}
.hero__meta-row .mono { color: rgba(246,242,233,0.65); }
.hero__side-mark {
  position: absolute;
  right: var(--gutter);
  top: 50%;
  transform: translateY(-50%) rotate(90deg);
  transform-origin: right center;
  font-family: var(--font-mono);
  font-size: var(--f-xs);
  letter-spacing: .35em;
  text-transform: uppercase;
  color: rgba(246,242,233,0.55);
  z-index: 6;
}
@media (max-width: 720px) {
  .hero__meta-row { display: none; }
  .hero__side-mark { display: none; }
}

.hero__headline {
  padding: 0 var(--gutter);
  font-family: var(--font-display);
  color: var(--cream-50);
  line-height: 0.82;
  letter-spacing: -0.02em;
  font-size: clamp(3.5rem, 15vw, 15rem);
  text-transform: uppercase;
}
.hero__headline .row { display: block; overflow: hidden; }
.hero__headline .row > span {
  display: block;
  transform: translateY(115%);
  transition: transform 1200ms 200ms var(--ease-expo);
  will-change: transform;
}
.hero.is-ready .hero__headline .row > span { transform: translateY(0); }
.hero__headline .row:nth-child(2) > span { transition-delay: 320ms; }
.hero__headline .row:nth-child(3) > span { transition-delay: 460ms; }
.hero__headline .row > span.italic {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  text-transform: none;
  color: var(--aqua-400);
  letter-spacing: -0.03em;
  font-size: 0.85em;
}
.hero__headline .row.offset { padding-left: 12vw; }
.hero__headline .row.right-align { text-align: right; padding-right: 4vw; }

.hero__bottom {
  padding: var(--s-16) var(--gutter) 0;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 800ms 700ms, transform 800ms 700ms var(--ease-out-strong);
}
.hero.is-ready .hero__bottom { opacity: 1; transform: translateY(0); }
.hero__lede {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--f-lg);
  max-width: 34ch;
  color: rgba(246,242,233,0.85);
  line-height: 1.35;
}

/* aqua motion trails */
.trail {
  position: absolute;
  z-index: 3;
  pointer-events: none;
  filter: blur(1px);
}
.trail--1 {
  top: 62%; left: -5%;
  width: 60%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--aqua-500) 40%, var(--cream-50));
  transform: rotate(-4deg) scaleX(0);
  transform-origin: left center;
  opacity: 0.85;
  transition: transform 1400ms 900ms var(--ease-expo);
}
.trail--2 {
  top: 40%; right: -10%;
  width: 40%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--aqua-400));
  transform: rotate(6deg) scaleX(0);
  transform-origin: right center;
  opacity: 0.6;
  transition: transform 1600ms 1100ms var(--ease-expo);
}
.hero.is-ready .trail--1 { transform: rotate(-4deg) scaleX(1); }
.hero.is-ready .trail--2 { transform: rotate(6deg) scaleX(1); }

/* ── CHAPTER 01: Philosophy ─────────────────────────── */
.chapter-01 {
  padding: clamp(6rem, 14vw, 12rem) var(--gutter);
  background: var(--cream-50);
  position: relative;
}
.chapter-01__inner {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr 2.2fr;
  gap: clamp(2rem, 5vw, 6rem);
  align-items: start;
}
.chapter-01__label { padding-top: 1.2rem; }
.chapter-01 h2 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 7rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--navy-900);
  margin-bottom: var(--s-10);
}
.chapter-01 h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--aqua-500);
}
.chapter-01__stack {
  display: grid;
  gap: var(--s-6);
  max-width: 60ch;
  font-size: var(--f-lg);
  color: var(--navy-700);
  line-height: 1.4;
}
.chapter-01__stack p:first-child {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--navy-900);
  font-size: var(--f-xl);
  line-height: 1.25;
}
@media (max-width: 860px) {
  .chapter-01__inner { grid-template-columns: 1fr; }
}

/* ── CHAPTER 02: Product Lanes ───────────────────────── */
.chapter-02 {
  padding: clamp(4rem, 8vw, 8rem) var(--gutter);
  background: var(--navy-950);
  color: var(--cream-50);
  overflow: hidden;
}
.chapter-02__head {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin: 0 auto var(--s-16);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--s-16);
  align-items: end;
}
.chapter-02__head h2 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 7.5rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
}
.chapter-02__head h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--aqua-400);
}
.chapter-02__intro {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--f-lg);
  color: rgba(246,242,233,0.7);
  max-width: 42ch;
  padding-bottom: 1rem;
}
@media (max-width: 860px) {
  .chapter-02__head { grid-template-columns: 1fr; }
}

.category-lanes {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin-inline: auto;
  display: grid;
  gap: 0;
}
.lane {
  display: grid;
  grid-template-columns: 80px 1.6fr 0.9fr 1.6fr 60px;
  align-items: center;
  gap: var(--s-6);
  padding: var(--s-8) 0;
  border-top: 1px solid var(--line-cream);
  color: var(--cream-50);
  transition: padding-left var(--tr-med), background var(--tr-med);
  position: relative;
}
.lane:last-child { border-bottom: 1px solid var(--line-cream); }
.lane .idx {
  font-family: var(--font-mono);
  font-size: var(--f-xs);
  letter-spacing: .2em;
  color: var(--aqua-400);
  align-self: center;
}
.lane .title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.005em;
  text-transform: uppercase;
}
.lane .thumb {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--navy-900);
  transition: transform var(--tr-med);
  border-radius: 2px;
}
.lane .thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.02);
  transition: transform 800ms var(--ease-out-strong);
}
.lane .copy {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--f-md);
  color: rgba(246,242,233,0.65);
  line-height: 1.45;
  max-width: 34ch;
}
.lane .go {
  width: 44px; height: 44px;
  border: 1px solid rgba(246,242,233,0.28);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  justify-self: end;
  transition: background var(--tr-med), color var(--tr-med), transform var(--tr-med);
}
.lane:hover { padding-left: 1rem; background: linear-gradient(90deg, rgba(41,200,216,0.08), transparent 60%); }
.lane:hover .thumb img { transform: scale(1.08); }
.lane:hover .go { background: var(--aqua-500); color: var(--navy-900); transform: rotate(-45deg); }
@media (max-width: 860px) {
  .lane {
    grid-template-columns: 44px 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "idx title"
      "thumb thumb"
      "copy copy";
    gap: var(--s-4);
  }
  .lane .idx { grid-area: idx; }
  .lane .title { grid-area: title; }
  .lane .thumb { grid-area: thumb; aspect-ratio: 16/10; }
  .lane .copy { grid-area: copy; max-width: none; }
  .lane .go { display: none; }
}

/* ── CHAPTER 03: Process ─────────────────────────────── */
.chapter-03 {
  padding: clamp(6rem, 12vw, 12rem) var(--gutter);
  background: var(--navy-900);
  color: var(--cream-50);
  overflow: hidden;
}
.chapter-03__head {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin: 0 auto var(--s-16);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--s-8);
  align-items: end;
}
.chapter-03__head h2 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 9rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
}
.chapter-03__head h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--aqua-400);
}
.stages {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-8);
  position: relative;
}
.stages::before {
  content: "";
  position: absolute;
  top: 88px; left: 12px; right: 12px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79,219,230,0.45), rgba(79,219,230,0.45), transparent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 1600ms 300ms var(--ease-expo);
}
.chapter-03.in .stages::before { transform: scaleX(1); }
.stage-card {
  padding: var(--s-8) var(--s-4) var(--s-4);
  position: relative;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 900ms var(--ease-out-strong), transform 900ms var(--ease-out-strong);
}
.chapter-03.in .stage-card { opacity: 1; transform: translateY(0); }
.chapter-03.in .stage-card:nth-child(1) { transition-delay: 400ms; }
.chapter-03.in .stage-card:nth-child(2) { transition-delay: 560ms; }
.chapter-03.in .stage-card:nth-child(3) { transition-delay: 720ms; }
.chapter-03.in .stage-card:nth-child(4) { transition-delay: 880ms; }
.stage-card .num {
  font-family: var(--font-mono);
  font-size: var(--f-xs);
  letter-spacing: .2em;
  color: var(--aqua-400);
  margin-bottom: var(--s-8);
}
.stage-card .dot {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--aqua-500);
  margin-bottom: var(--s-6);
  position: relative;
  box-shadow: 0 0 0 6px rgba(41,200,216,0.15);
  transform: scale(0);
  transition: transform 700ms var(--ease-out-strong);
}
.chapter-03.in .stage-card:nth-child(1) .dot { transition-delay: 600ms; transform: scale(1); }
.chapter-03.in .stage-card:nth-child(2) .dot { transition-delay: 760ms; transform: scale(1); }
.chapter-03.in .stage-card:nth-child(3) .dot { transition-delay: 920ms; transform: scale(1); }
.chapter-03.in .stage-card:nth-child(4) .dot { transition-delay: 1080ms; transform: scale(1); }
.chapter-03.in .stage-card .dot::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid var(--aqua-500);
  animation: dot-pulse 2400ms var(--ease-out-strong) infinite;
  animation-delay: 1400ms;
}
@keyframes dot-pulse {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(2.2); opacity: 0; }
}
.stage-card h3 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 0.95;
  letter-spacing: -0.01em;
  margin-bottom: var(--s-4);
  text-transform: uppercase;
}
.stage-card p {
  font-family: var(--font-serif);
  font-style: italic;
  color: rgba(246,242,233,0.75);
  font-size: var(--f-md);
  line-height: 1.45;
  max-width: 32ch;
}
@media (max-width: 860px) {
  .chapter-03__head { grid-template-columns: 1fr; }
  .stages { grid-template-columns: 1fr 1fr; gap: var(--s-6); }
  .stages::before { display: none; }
}

/* ── CHAPTER 04: Craft grid ──────────────────────────── */
.chapter-04 {
  padding: clamp(6rem, 12vw, 12rem) var(--gutter);
  background: var(--cream-50);
}
.chapter-04__inner {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.chapter-04 h2 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 5.6rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--navy-900);
  margin: var(--s-4) 0 var(--s-6);
}
.chapter-04 h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--aqua-500);
}
.chapter-04__lead {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--navy-700);
  font-size: var(--f-lg);
  max-width: 34ch;
  line-height: 1.4;
}
.craft-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-block: 1px solid var(--line);
}
.craft-grid > div {
  padding: var(--s-8) var(--s-6);
  border: 1px solid transparent;
  border-right-color: var(--line);
  border-bottom-color: var(--line);
  display: flex;
  align-items: baseline;
  gap: var(--s-6);
  transition: background var(--tr-med), padding-left var(--tr-med);
  cursor: default;
}
.craft-grid > div:nth-child(even) { border-right-color: transparent; }
.craft-grid > div:nth-last-child(-n+2) { border-bottom-color: transparent; }
.craft-grid > div:hover { background: var(--cream-100); padding-left: calc(var(--s-6) + 0.5rem); }
.craft-grid .num {
  font-family: var(--font-mono);
  font-size: var(--f-xs);
  letter-spacing: .2em;
  color: var(--aqua-500);
  min-width: 3ch;
}
.craft-grid .name {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1;
  letter-spacing: -0.005em;
  color: var(--navy-900);
  text-transform: uppercase;
}
.craft-grid .name em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--aqua-500);
}
@media (max-width: 860px) {
  .chapter-04__inner { grid-template-columns: 1fr; }
  .craft-grid { grid-template-columns: 1fr; }
  .craft-grid > div { border-right-color: transparent; border-bottom-color: var(--line); }
  .craft-grid > div:last-child { border-bottom-color: transparent; }
}

/* ── CHAPTER 05: The Standard (split video) ───────── */
.chapter-05 {
  padding: 0;
  background: var(--navy-950);
  color: var(--cream-50);
  overflow: hidden;
}
.chapter-05__frame {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin-inline: auto;
  padding: clamp(6rem, 12vw, 12rem) 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 6rem);
  align-items: center;
}
.chapter-05__video {
  aspect-ratio: 4/5;
  overflow: hidden;
  border-radius: 4px;
  background: var(--navy-800);
  position: relative;
}
.chapter-05__video video {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.9);
}
.chapter-05__text h2 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 6rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  margin: var(--s-6) 0 var(--s-8);
}
.chapter-05__text h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--aqua-400);
}
.chapter-05__text p {
  font-family: var(--font-serif);
  font-style: italic;
  color: rgba(246,242,233,0.78);
  font-size: var(--f-lg);
  line-height: 1.45;
  max-width: 42ch;
  margin-bottom: var(--s-8);
}
.chapter-05__text .row {
  display: flex; flex-wrap: wrap; gap: var(--s-3);
}
.pill {
  border: 1px solid rgba(246,242,233,0.28);
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: var(--f-xs);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(246,242,233,0.85);
  transition: border-color var(--tr-fast), color var(--tr-fast);
}
.pill:hover { border-color: var(--aqua-400); color: var(--aqua-400); }
@media (max-width: 860px) {
  .chapter-05__frame { grid-template-columns: 1fr; }
}

/* ── CHAPTER 06: Gallery ─────────────────────────────── */
.chapter-06 {
  padding: clamp(6rem, 12vw, 12rem) var(--gutter);
  background: var(--cream-50);
}
.chapter-06__head {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin: 0 auto var(--s-16);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--s-16);
  align-items: end;
}
.chapter-06__head h2 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 7rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--navy-900);
}
.chapter-06__head h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--aqua-500);
}
@media (max-width: 860px) {
  .chapter-06__head { grid-template-columns: 1fr; }
}

.gallery {
  width: min(100% - var(--gutter) * 2, var(--page-max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: var(--s-3);
}
.cell {
  position: relative;
  overflow: hidden;
  background: var(--navy-800);
  border-radius: 3px;
  transition: transform var(--tr-med);
}
.cell img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 900ms var(--ease-out-strong);
}
.cell:hover img { transform: scale(1.08); }
.cell .lbl {
  position: absolute; left: var(--s-3); bottom: var(--s-3); right: var(--s-3);
  color: var(--cream-50);
  display: flex; justify-content: space-between; align-items: end;
  font-family: var(--font-mono);
  font-size: var(--f-xs);
  letter-spacing: .18em;
  text-transform: uppercase;
  text-shadow: 0 2px 20px rgba(0,0,0,0.7);
}
.cell .lbl em {
  font-family: var(--font-serif); font-style: italic; text-transform: none; letter-spacing: 0; font-size: 0.9rem;
}
.cell.c-1 { grid-column: span 2; grid-row: span 2; }
.cell.c-2 { grid-row: span 1; }
.cell.c-3 { grid-row: span 2; }
.cell.c-4 { grid-column: span 1; }
.cell.c-5 { grid-column: span 2; }
.cell.c-6 { }
.cell.c-7 { grid-column: span 2; }
.cell.c-8 { }
@media (max-width: 860px) {
  .gallery { grid-template-columns: 1fr 1fr; }
  .cell.c-1, .cell.c-2, .cell.c-3, .cell.c-4, .cell.c-5, .cell.c-6, .cell.c-7, .cell.c-8 {
    grid-column: span 1; grid-row: span 1;
  }
  .cell.c-1 { grid-column: span 2; }
}

/* ── CHAPTER 07: Final CTA (tagline) ─────────────────── */
.chapter-07 {
  padding: clamp(8rem, 16vw, 16rem) var(--gutter);
  background: var(--navy-950);
  color: var(--cream-50);
  text-align: center;
  overflow: hidden;
  position: relative;
}
.chapter-07__stack {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 15rem);
  line-height: 0.86;
  letter-spacing: -0.015em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.chapter-07__stack .row {
  display: block; overflow: hidden; line-height: 0.9;
}
.chapter-07__stack .row > span {
  display: block;
  transform: translateY(115%);
  transition: transform 1200ms var(--ease-expo);
  will-change: transform;
}
.chapter-07.in .chapter-07__stack .row > span { transform: translateY(0); }
.chapter-07__stack .row:nth-child(2) > span { transition-delay: 100ms; }
.chapter-07__stack .row:nth-child(3) > span { transition-delay: 200ms; }
.chapter-07__stack .row:nth-child(4) > span { transition-delay: 300ms; }
.chapter-07__stack .row:nth-child(3) > span {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--aqua-400);
  text-transform: none;
  letter-spacing: -0.02em;
}
.chapter-07__sub {
  margin-top: var(--s-8);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--f-lg);
  color: rgba(246,242,233,0.7);
  max-width: 44ch;
  margin-inline: auto;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 900ms 700ms, transform 900ms 700ms var(--ease-out-strong);
}
.chapter-07__cta {
  margin-top: var(--s-8);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 900ms 900ms, transform 900ms 900ms var(--ease-out-strong);
}
.chapter-07.in .chapter-07__sub,
.chapter-07.in .chapter-07__cta { opacity: 1; transform: translateY(0); }