@font-face {
  font-family: "Jost";
  src: url("Jost-VariableFont_wght.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ─── Tokens ─────────────────────────────────────────── */
:root {
  --red: #ff3d21;
  --black: #1c1c1a;
  --white: #f2ede8;

  /* Typographic scale (Perfect Fourth × 16px base) */
  --text-xs: 0.64rem; /* 10px — label */
  --text-sm: 0.8rem; /* 13px — caption */
  --text-base: 1rem; /* 16px */
  --text-lg: 1.333rem; /* 21px */
  --text-xl: 1.777rem; /* 28px — heading */
  --text-2xl: 2.369rem; /* 38px — display heading */
  --text-3xl: 3.157rem; /* 50px */
  --text-hero: clamp(4rem, 9vw, 7.5rem); /* display numeral */

  /* Spacing (base 8px) */
  --sp-1: 0.5rem;
  --sp-2: 1rem;
  --sp-3: 1.5rem;
  --sp-4: 2rem;
  --sp-6: 3rem;
  --sp-8: 4rem;
  --sp-12: 6rem;
}

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

html,
body {
  height: 100%;
  overflow: hidden;
  background: var(--black);
}

body {
  font-family: "Jost", sans-serif;
  color: var(--black);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

p {
  text-wrap: pretty;
}

/* ─── Book container ─────────────────────────────────── */
.book {
  position: relative;
  width: 100vw;
  height: 100vh;
  background: var(--white);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}

/* ─── Spreads ─────────────────────────────────────────── */
.spread {
  position: absolute;
  inset: 0;
  display: flex;
  background: var(--t-bg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.spread.active {
  opacity: 1;
  pointer-events: all;
}

/* ─── Pages ───────────────────────────────────────────── */
.page {
  flex: 2; /* image pages get 2/3 by default */
  overflow: hidden;
  position: relative;
}

.page-left {
  flex: 1; /* text pages always 1/3 */
  border-right: 1px solid rgba(28, 28, 26, 0.1);
}

/* Spine shadow */
.page-left::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 30px;
  height: 100%;
  background: linear-gradient(to left, rgba(0, 0, 0, 0.06), transparent);
  pointer-events: none;
  z-index: 1;
}

/* ─── Theme system ────────────────────────────────────── */
/* Two themes only: white bg → black text, red bg → white text */
.spread {
  --t-bg: var(--white);
  --t-text: var(--black);
  --t-label: var(--red);
  --t-caption: var(--black);
}

[data-theme="rouge"] {
  --t-bg: var(--red);
  --t-text: var(--white);
  --t-label: color-mix(in srgb, var(--white) 70%, transparent);
  --t-caption: var(--white);
}

/* Apply theme vars to text containers */
.page-left,
.reversed-text,
.display-page,
.multi-stage {
  background: var(--t-bg);
}

.multi-bar {
  background: var(--t-bg);
  /*border-top-color: color-mix(in srgb, var(--t-text) 12%, transparent);*/
}

/* ─── Standard text block ─────────────────────────────── */
.page-content {
  padding: 12% 10% 10%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--sp-2);
}

.label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--t-label);
}

h2 {
  font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
  font-weight: 800;
  text-wrap: balance;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--t-text);
}

.caption {
  font-size: var(--text-sm);
  font-weight: 400;
  line-height: 1.65;
  color: var(--t-caption);
}

.caption a {
  color: inherit;
  opacity: 0.55;
  text-decoration: none;
}

.caption a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* ─── Info slides ────────────────────────────────────── */
.layout-info {
  align-items: center;
  justify-content: center;
  padding: var(--sp-8);
}

.info-panel {
  width: min(100%, 56rem);
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: var(--sp-6);
  row-gap: var(--sp-3);
}

.info-panel .label {
  grid-row: 1 / 3;
  padding-top: 0.5em;
}

.info-panel h2 {
  font-size: clamp(var(--text-2xl), 6vw, var(--text-hero));
  line-height: 0.92;
  max-width: 10ch;
}

.info-panel .caption {
  max-width: 52ch;
  font-size: clamp(var(--text-sm), 1.25vw, var(--text-base));
}

/* ─── Image ───────────────────────────────────────────── */
.page-right img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.page-right img.contain {
  object-fit: contain;
  background: var(--white);
}

/* ══════════════════════════════════════════════════════
   LAYOUT VARIANTS
   ══════════════════════════════════════════════════════ */

/* ── 1. Full-bleed ─────────────────────────────────────
   Image bleeds across both pages; left half has a dark
   gradient scrim so white text reads cleanly on top.    */
.layout-full-bleed .page-left.full-bleed-text {
  background: transparent;
  z-index: 2;
  border-right: none;
}

.layout-full-bleed .page-left.full-bleed-text::after {
  display: none; /* no spine shadow — covered by scrim */
}

.layout-full-bleed .page-right.full-bleed-img {
  position: absolute;
  inset: 0;
  flex: none;
  width: 100%;
  z-index: 0;
}

.layout-full-bleed .page-right.full-bleed-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Left-half scrim */
.layout-full-bleed .page-left.full-bleed-text::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(28, 28, 26, 0.82) 0%,
    rgba(28, 28, 26, 0.55) 70%,
    transparent 100%
  );
  z-index: -1;
}

.layout-full-bleed .page-content {
  justify-content: flex-end;
  padding-bottom: 12%;
}

.layout-full-bleed .label {
  color: var(--red);
}

.layout-full-bleed h2 {
  color: var(--white);
  font-size: clamp(var(--text-xl), 3.5vw, var(--text-3xl));
  font-weight: 900;
}

.layout-full-bleed .caption {
  color: color-mix(in srgb, var(--white) 75%, transparent);
}

/* ── 2. Reversed ───────────────────────────────────────
   Image left, text right. Mirror of standard.           */
.layout-reversed .reversed-img {
  flex: 2;
  border-right: 1px solid rgba(28, 28, 26, 0.1);
}

.layout-reversed .reversed-text {
  flex: 1;
}

.layout-reversed .reversed-img::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 30px;
  height: 100%;
  background: linear-gradient(to left, rgba(0, 0, 0, 0.06), transparent);
  pointer-events: none;
}

.layout-reversed .reversed-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.layout-reversed .page-left::after {
  display: none;
}

.layout-reversed .reversed-text .page-content {
  justify-content: center;
}

/* ── 3. Red ────────────────────────────────────────────
   Handled entirely by data-theme="rouge" now.           */

/* ── 4. Display ────────────────────────────────────────
   Left page: enormous ghost Roman numeral fills the
   background. Headline below it, caption pinned bottom. */
.display-page {
  overflow: hidden;
}

.display-numeral {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--t-label);
  pointer-events: none;
  user-select: none;
}

.display-body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  height: 100%;
  padding: 10% 10% 10%;
  gap: var(--sp-3);
}

.display-title {
  font-size: clamp(var(--text-2xl), 3.5vw, var(--text-hero));
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--t-text);
  flex: 1;
  display: flex;
  align-items: center;
}

.display-caption {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--t-caption);
}

/* ── Duo & Trio ────────────────────────────────────────
   Full-spread layout: images fill the canvas, text bar
   runs across the bottom. Images overlap slightly,
   collage-style.                                         */

.layout-duo,
.layout-trio {
  /* these spreads have no left/right page split */
}

.multi-stage {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  background: var(--white);
}

/* Image area — fills all available space above the bar */
.multi-photos {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: var(--t-bg);
}

/* Each photo is absolutely placed so they can overlap */
.multi-photo {
  position: absolute;
  top: 8%;
  bottom: 8%;
  width: 46%;
  box-shadow: 0 6px 28px rgba(28, 28, 26, 0.28);
  padding: 8px;
  background: var(--white);
}

.multi-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* Duo: 2 photos — left slightly higher, right slightly lower, overlapping at center */
.layout-duo .multi-photo:nth-child(1) {
  left: 2%;
  top: 4%;
  bottom: 8%;
  transform: rotate(-1.5deg);
  z-index: 1;
}

.layout-duo .multi-photo:nth-child(2) {
  right: 2%;
  left: auto;
  top: 8%;
  bottom: 4%;
  transform: rotate(1.2deg);
  z-index: 2;
}

/* Trio: 3 photos — fanned across, center on top */
.layout-trio .multi-photo:nth-child(1) {
  left: 2%;
  width: 40%;
  top: 10%;
  bottom: 12%;
  transform: rotate(-2.5deg);
  z-index: 1;
}

.layout-trio .multi-photo:nth-child(2) {
  left: 50%;
  transform: translateX(-50%) rotate(0.5deg);
  width: 40%;
  top: 6%;
  bottom: 6%;
  z-index: 3;
}

.layout-trio .multi-photo:nth-child(3) {
  right: 2%;
  left: auto;
  width: 40%;
  top: 12%;
  bottom: 10%;
  transform: rotate(2deg);
  z-index: 2;
}

/* Text bar — full width strip at bottom */
.multi-bar {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: 4rem 1fr 1fr;
  grid-template-rows: auto auto;
  align-items: center;
  column-gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-8) var(--sp-3) var(--sp-4);
  /*border-top: 1px solid rgba(28, 28, 26, 0.12);*/
}

.multi-bar .label {
  grid-column: 1;
  grid-row: 1 / 3;
  align-self: center;
}

.multi-bar h2 {
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: center;
  font-size: clamp(var(--text-lg), 2.2vw, var(--text-2xl));
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
}

.multi-bar .caption {
  grid-column: 3;
  grid-row: 1 / 3;
  align-self: center;
  font-size: var(--text-xs);
  line-height: 1.6;
  max-width: 100%;
  padding-right: var(--sp-8);
  color: var(--t-caption);
}

/* ── Duo-side ──────────────────────────────────────────
   1/3 text left + 2/3 right with two overlapping photos */
.layout-duo-side {
  display: flex;
}

.layout-duo-side .duo-side-text {
  flex: 1;
  border-right: 1px solid rgba(28, 28, 26, 0.1);
}

.layout-duo-side .duo-side-photos {
  flex: 2;
  position: relative;
  overflow: hidden;
  background: var(--t-bg);
}

.layout-duo-side .duo-side-photos .multi-photo {
  position: absolute;
  top: 8%;
  bottom: 8%;
  width: 46%;
  box-shadow: 0 6px 28px rgba(28, 28, 26, 0.28);
  padding: 8px;
  background: var(--white);
}

.layout-duo-side .duo-side-photos .multi-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.layout-duo-side .duo-side-photos .multi-photo:nth-child(1) {
  left: 4%;
  top: 4%;
  bottom: 12%;
  transform: rotate(-1.5deg);
  z-index: 1;
}

.layout-duo-side .duo-side-photos .multi-photo:nth-child(2) {
  right: 4%;
  left: auto;
  top: 12%;
  bottom: 4%;
  transform: rotate(1.2deg);
  z-index: 2;
}

/* ── 5. Wide ───────────────────────────────────────────
   1/3 text + 2/3 image. Override flex proportions.      */
.layout-wide {
  /* spread is already display:flex */
}

.layout-wide .wide-text {
  flex: 1;
  border-right: 1px solid rgba(28, 28, 26, 0.1);
}

.layout-wide .wide-text::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 30px;
  height: 100%;
  background: linear-gradient(to left, rgba(0, 0, 0, 0.06), transparent);
  pointer-events: none;
}

.layout-wide .wide-img {
  flex: 2;
  overflow: hidden;
  position: relative;
}

.layout-wide .wide-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* ── 6. Collage ────────────────────────────────────────
   Two photos on the right page, slightly rotated,
   layered like polaroids dropped on a table.            */
.collage-stage {
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.collage-photo {
  position: absolute;
  width: 68%;
  aspect-ratio: 3 / 4;
  box-shadow: 0 8px 32px rgba(28, 28, 26, 0.22);
  padding: 10px;
  background: var(--white);
}

.collage-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.collage-photo--back {
  transform: rotate(-4deg) translate(-10%, 6%);
  z-index: 1;
}

.collage-photo--front {
  transform: rotate(3deg) translate(10%, -6%);
  z-index: 2;
}

/* ══════════════════════════════════════════════════════
   NAV HINT (cover page — white side)
   ══════════════════════════════════════════════════════ */
.nav-hint {
  position: absolute;
  bottom: 10%;
  right: 10%;
  display: flex;
  justify-content: flex-end;
  opacity: 1;
  transition: opacity 0.6s ease;
}

.nav-hint--gone {
  opacity: 0;
  pointer-events: none;
}

.nav-hint-desktop {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
}

.nav-hint-desktop span {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--white) 55%, transparent);
}

.nav-hint-keys {
  display: flex;
  gap: 0.3rem;
  align-items: center;
}

.nav-hint-key {
  width: 2rem;
  height: 2rem;
  max-width: 2rem;
  max-height: 2rem;
  opacity: 0.4;
  filter: invert(1);
  display: block;
  flex-shrink: 0;
}

.nav-hint-mobile {
  display: none;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--white) 55%, transparent);
}

@media (hover: none) and (pointer: coarse) {
  .nav-hint-desktop {
    display: none;
  }
  .nav-hint-mobile {
    display: block;
  }
}

/* ══════════════════════════════════════════════════════
   COVER
   ══════════════════════════════════════════════════════ */
.cover-left {
  background: var(--white);
}

#spread-0::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("img/sketch.webp") left center / 50% auto no-repeat;
  opacity: 0.3;

  pointer-events: none;
  z-index: 1;
}

.cover-right {
  background: var(--red);
  display: flex;
  align-items: flex-end;
  position: relative;
}

.cover-content {
  position: relative;
  z-index: 2;
  padding: 10%;
  width: 100%;
}

.cover-content h1 {
  font-size: clamp(3.5rem, 8.5vw, 8rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.cover-translation {
  margin-top: 0.75em;
  font-size: clamp(0.7rem, 1.2vw, 1rem);
  font-weight: 400;
  color: color-mix(in srgb, var(--white) 70%, transparent);
  letter-spacing: 0.04em;
}

/* ══════════════════════════════════════════════════════
   BACK COVER
   ══════════════════════════════════════════════════════ */
.back-cover {
  background: var(--black);
  display: flex;
  align-items: flex-start;
}

.back-cover .page-content {
  justify-content: flex-start;
}

.back-title {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--white) 35%, transparent);
}

.back-cover-right {
  background: var(--white);
}

/* ══════════════════════════════════════════════════════
   CONTROLS
   ══════════════════════════════════════════════════════ */
#prev,
#next {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  background: var(--red);
  border: none;
  color: var(--white);
  font-size: 0.8rem;
  cursor: pointer;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s;
  line-height: 1;
  z-index: 1000;
}

#prev {
  left: 0.5rem;
}

#next {
  right: 0.5rem;
  left: auto;
}

#prev:hover,
#next:hover {
  opacity: 0.7;
}

body.on-cover #prev,
body.on-cover #next {
  background: var(--white);
  color: var(--red);
  border-color: rgba(255, 61, 33, 0.2);
}

#prev:disabled,
#next:disabled {
  opacity: 0;
  pointer-events: none;
  cursor: default;
}

/* ─── Spread-level nav (on image column for split layouts) ── */
.spread-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  left: 0.75rem;
  right: 0.75rem;
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}

.spread:hover .spread-nav,
.spread-nav:focus-within {
  opacity: 1;
  pointer-events: all;
}

.spread-prev,
.spread-next {
  background: var(--red);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  font-size: 0.8rem;
  cursor: pointer;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s;
  line-height: 1;
}

.spread-prev:hover,
.spread-next:hover {
  opacity: 0.7;
}

.spread-prev:disabled,
.spread-next:disabled {
  opacity: 0;
  pointer-events: none;
  cursor: default;
}

/* Hide global nav when the active spread has its own nav */
body.has-spread-nav #prev,
body.has-spread-nav #next {
  display: none;
}

/* ══════════════════════════════════════════════════════
   MOBILE — max-width: 767px
   Single-column stacked layout: image top, text below.
   Swipe handles all navigation — buttons are hidden.
   ══════════════════════════════════════════════════════ */
@media (max-width: 767px) {
  /* ── Global base ───────────────────────────────────── */
  .spread {
    flex-direction: column;
    overflow-y: auto;
    overscroll-behavior-y: contain;
    padding-bottom: env(safe-area-inset-bottom, 0);
  }

  .page,
  .page-left {
    flex: none;
    width: 100%;
    min-height: 0;
    border-right: none;
  }

  /* Text panels size to content; images keep priority */
  .wide-text,
  .reversed-text,
  .display-page,
  .duo-side-text,
  .page-left {
    overflow: visible;
    height: auto;
    flex-shrink: 0;
  }

  .page-left::after {
    display: none;
  }

  .page-content,
  .layout-reversed .reversed-text .page-content,
  .layout-full-bleed .page-content {
    padding: var(--sp-4) var(--sp-4)
      calc(var(--sp-6) + env(safe-area-inset-bottom, 0));
    justify-content: flex-start;
    gap: var(--sp-1);
    overflow: visible;
    height: auto;
  }

  h2,
  .caption,
  .label,
  .multi-bar h2,
  .multi-bar .caption {
    text-align: left;
    text-wrap: pretty;
  }

  h2 {
    font-size: clamp(1.4rem, 6.4vw, 1.95rem);
    line-height: 1.05;
  }

  .label {
    font-size: 0.65rem;
  }

  .caption {
    font-size: 0.8125rem;
    line-height: 1.55;
    max-width: 42ch;
  }

  .layout-info {
    min-height: 100dvh;
    padding: var(--sp-4);
    justify-content: flex-start;
  }

  .info-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: calc(100dvh - var(--sp-8));
    gap: var(--sp-2);
  }

  .info-panel h2 {
    font-size: clamp(2.5rem, 15vw, 4.8rem);
    max-width: 9ch;
  }

  .info-panel .caption {
    max-width: 34ch;
  }

  .wide-img,
  .layout-reversed .reversed-img,
  .layout-red .page-right,
  .layout-display .page-right,
  .layout-collage .collage-stage,
  .layout-duo-side .duo-side-photos,
  .layout-duo .multi-photos,
  .layout-trio .multi-photos {
    flex: none;
    height: 66.666dvh;
    min-height: 66.666dvh;
  }

  /* ── Navigation: hidden on mobile (swipe works) ────── */
  #prev,
  #next {
    display: none;
  }

  .spread-nav {
    display: none;
  }

  /* ── Cover ─────────────────────────────────────────── */
  .cover-left {
    display: none;
  }

  .cover-right {
    width: 100%;
    height: 100vh;
    align-items: flex-end;
  }

  #spread-0::before {
    display: none;
  }

  #spread-0 .cover-right::before {
    content: "swipe for next";
    position: absolute;
    top: var(--sp-3);
    left: 50%;
    transform: translateX(-50%);
    font-size: clamp(0.9rem, 4vw, 1.1rem);
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--white);
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.2);
    white-space: nowrap;
    z-index: 3;
  }

  .cover-content {
    padding: var(--sp-8) var(--sp-4);
  }

  .cover-content h1 {
    font-size: clamp(3.5rem, 16vw, 6rem);
  }

  .cover-translation {
    font-size: 0.875rem;
  }

  .nav-hint {
    right: var(--sp-4);
    bottom: var(--sp-4);
  }

  /* ── Back cover ────────────────────────────────────── */
  .back-cover {
    width: 100%;
    height: 100vh;
    justify-content: center;
  }

  .back-cover .page-content {
    justify-content: center;
    text-align: center;
  }

  .back-cover-right {
    display: none;
  }

  /* ── Wide layout ───────────────────────────────────── */
  .layout-wide {
    flex-direction: column;
  }

  .layout-wide .wide-text {
    order: 2;
    border-right: none;
  }

  .layout-wide .wide-text::after {
    display: none;
  }

  .layout-wide .wide-img {
    order: 1;
  }

  /* ── Reversed layout ───────────────────────────────── */
  .layout-reversed {
    flex-direction: column;
  }

  .layout-reversed .reversed-img {
    border-right: none;
  }

  .layout-reversed .reversed-img::after {
    display: none;
  }

  .layout-reversed .reversed-text {
    /* height set by global text panel rule */
  }

  /* ── Red layout ────────────────────────────────────── */
  .layout-red .page-left {
    order: 2;
  }

  .layout-red .page-right {
    order: 1;
  }

  /* ── Display layout ────────────────────────────────── */
  .layout-display {
    flex-direction: column;
  }

  .layout-display .display-page {
    order: 2;
  }

  .layout-display .display-body {
    height: auto;
    padding: var(--sp-4) var(--sp-4)
      calc(var(--sp-6) + env(safe-area-inset-bottom, 0));
    gap: var(--sp-1);
    justify-content: flex-start;
    overflow: visible;
  }

  .layout-display .display-title {
    font-size: clamp(var(--text-2xl), 8vw, var(--text-3xl));
    flex: none;
  }

  .layout-display .page-right {
    order: 1;
  }

  /* ── Collage layout ────────────────────────────────── */
  .layout-collage {
    flex-direction: column;
  }

  .layout-collage .page-left {
    order: 2;
    border-right: none;
  }

  .layout-collage .page-left::after {
    display: none;
  }

  .layout-collage .collage-stage {
    order: 1;
    padding: var(--sp-4);
  }

  .layout-collage .collage-photo {
    width: min(52%, 15rem);
  }

  /* ── Duo-side layout ───────────────────────────────── */
  .layout-duo-side {
    flex-direction: column;
  }

  .layout-duo-side .duo-side-text {
    order: 2;
    border-right: none;
  }

  .layout-duo-side .duo-side-photos {
    order: 1;
  }

  .layout-duo-side .duo-side-photos .multi-photo {
    width: 50%;
  }

  /* ── Duo + Trio layouts: flat horizontal strip ──────── */
  .layout-duo .multi-photos,
  .layout-trio .multi-photos {
    display: flex;
    flex-direction: row;
    gap: 2px;
  }

  .layout-duo .multi-stage,
  .layout-trio .multi-stage {
    position: static;
    inset: auto;
    min-height: 100%;
  }

  /* Reset ALL absolute positioning from desktop rules */
  .layout-duo .multi-photo,
  .layout-duo .multi-photo:nth-child(1),
  .layout-duo .multi-photo:nth-child(2),
  .layout-trio .multi-photo,
  .layout-trio .multi-photo:nth-child(1),
  .layout-trio .multi-photo:nth-child(2),
  .layout-trio .multi-photo:nth-child(3) {
    position: relative;
    flex: 1;
    width: auto;
    height: auto;
    top: auto;
    bottom: auto;
    left: auto;
    right: auto;
    transform: none;
    padding: 0;
    box-shadow: none;
    background: none;
    z-index: auto;
  }

  .layout-duo .multi-photo img,
  .layout-trio .multi-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  /* ── Multi-bar text (duo + trio): grid → flex stack ── */
  .multi-bar {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    grid-template-columns: unset;
    grid-template-rows: unset;
    gap: var(--sp-1);
    padding: var(--sp-4) var(--sp-4)
      calc(var(--sp-6) + env(safe-area-inset-bottom, 0));
    height: auto;
    overflow: visible;
    flex-shrink: 0;
  }

  .multi-bar .label,
  .multi-bar h2,
  .multi-bar .caption {
    grid-column: unset;
    grid-row: unset;
    align-self: flex-start;
    padding-right: 0;
  }

  .multi-bar h2 {
    font-size: clamp(1.35rem, 6vw, 1.8rem);
  }

  .multi-bar .caption {
    font-size: 0.8125rem;
    max-width: 100%;
  }
}