/* Invisible Cities — Digital Translation */

:root {
  --gradient-start: #E8E8E8;
  --gradient-end: #4A4A4A;
  --text-primary: rgba(30, 30, 30, 0.95);
  --text-secondary: rgba(50, 50, 50, 0.75);
  --text-muted: rgba(60, 60, 60, 0.6);
  --overlay-bg: rgba(255, 255, 255, 0.98);
  --transition-slow: 0.4s ease;

  /* Responsive spacing */
  --pad-x: clamp(1.5rem, 4vw, 2.5rem);
  --content-max: 48rem;

  /* Responsive typography scale */
  --h1: clamp(1.6rem, 4vw, 2.25rem);
  --h2: clamp(1.35rem, 3.5vw, 1.75rem);
  --h3: clamp(1.15rem, 2.8vw, 1.35rem);
  --subtitle: clamp(0.95rem, 2.2vw, 1.1rem);
  --p: clamp(0.9rem, 2.4vw, 1rem);
  --p-tiny: clamp(0.8rem, 2vw, 0.9rem);
  --border-dark: rgba(255, 255, 255, 0.28);
  --border-dark-hover: rgba(255, 255, 255, 0.52);
}

/* Custom scrollbars */
.nav-overlay-list {
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 0, 0, 0.25) rgba(0, 0, 0, 0.06);
}

.nav-overlay-list::-webkit-scrollbar {
  width: 8px;
}

.nav-overlay-list::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.04);
}

.nav-overlay-list::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
}

.nav-overlay-list::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.35);
}

/* Light scrollbars on chapter-overview (dark background) */
#chapter-overview {
  scrollbar-color: rgba(255, 255, 255, 0.35) rgba(255, 255, 255, 0.1);
}

#chapter-overview::-webkit-scrollbar {
  width: 8px;
}

#chapter-overview::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
}

#chapter-overview::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.35);
}

#chapter-overview::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.5);
}

/* Light scrollbars on city view (dark background) */
#city-view {
  scrollbar-color: rgba(255, 255, 255, 0.35) rgba(255, 255, 255, 0.1);
}

#city-view::-webkit-scrollbar {
  width: 8px;
}

#city-view::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
}

#city-view::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.35);
}

#city-view::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.5);
}

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

html {
  font-size: var(--p);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Macondo", cursive;
  font-weight: 300;
  color: var(--text-primary);
  background: linear-gradient(180deg, var(--gradient-start), var(--gradient-end));
  transition: background var(--transition-slow);
  box-sizing: border-box;
}

em, i {
  font-family: "Macondo", cursive;
  font-style: italic;
}

body.nav-open { overflow: hidden; }

/* Screens — only one visible */
.screen {
  display: none;
  min-height: 100vh;
  opacity: 1;
}

.screen.active {
  display: flex;
  flex-direction: column;
  max-height: 100vh;
  overflow: hidden;
}

.screen.screen-fade-out {
  opacity: 0;
  transition: opacity 0.3s ease-out;
}

@keyframes city-view-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

#city-view.city-view-fade-in {
  animation: city-view-fade-in 0.3s ease-out forwards;
}

@keyframes splash-fade-in {
  from { opacity: 1; }
  to { opacity: 1; }
}

#splash.splash-fade-in {
  animation: splash-fade-in 1.5s ease-out forwards;
}

@keyframes splash-illustration-zoom-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 0.12;
  }
}

/* ===== SCREEN 1 — Splash ===== */
#splash {
  align-items: center;
  justify-content: center;
  padding: 3rem 2.5rem;
  max-height: 100vh;
  overflow: hidden;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  color: #fff;
  position: relative;
}

#splash::before {
  content: "";
  position: absolute;
  inset: 0;
  background: #000;
  opacity: 0;
  pointer-events: none;
  z-index: 2;
}

@keyframes splash-black-fade {
  from { opacity: 1; }
  to { opacity: 0; }
}

#splash.splash-fade-in::before {
  opacity: 1;
  animation: splash-black-fade 1.5s ease-out forwards;
}

.splash-illustration {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 100%;
  height: 100vh;
  opacity: 0.12;
  transform-origin: center center;
  filter: invert(1) brightness(1);
  mix-blend-mode: screen;
  pointer-events: none;
  user-select: none;
  z-index: 1;
}

#splash.splash-fade-in .splash-illustration {
  animation: splash-illustration-zoom-in 1s ease-in forwards;
}

.splash-decoration,
.splash-title,
.splash-author,
.splash-translation,
.splash-enter,
.splash-quote {
  position: relative;
  z-index: 3;
}

.splash-decoration {
  font-family: "Lora", serif;
  font-size: 3rem;
  letter-spacing: 0.5em;
  color: #fff;
  margin-bottom: 3rem;
}

.splash-title {
  font-family: "Lora", serif;
  font-weight: 500;
  font-size: var(--h1);
  letter-spacing: 0.15em;
  margin: 0 0 2.5rem;
  text-align: center;
  color: #fff;
}

.splash-author {
  font-family: "Macondo", cursive;
  font-size: var(--p);
  letter-spacing: 0.3em;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 1rem;
}

.splash-translation {
  font-family: "Macondo", cursive;
  font-size: var(--p-tiny);
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 5rem;
}

/* Glass-style buttons (translucent, consistent across app) */
.splash-enter,
.nav-read-chapter {
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-dark);
  transition: background var(--transition-slow), border-color var(--transition-slow), opacity var(--transition-slow);
}

.splash-enter {
  font-family: "Macondo", cursive;
  font-size: var(--p-tiny);
  letter-spacing: 0.1em;
  padding: 0.5rem 1rem;
  color: #fff;
  cursor: pointer;
  margin-bottom: 4rem;
}

.splash-enter:hover {
  background: rgba(255, 255, 255, 0.28);
  border-color: var(--border-dark-hover);
}

.splash-quote {
  font-family: "Macondo", cursive;
  font-style: italic;
  font-size: var(--p);
  line-height: 1.4;
  max-width: 24rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
}

/* Splash: fit in one screen on small / short viewports */
@media (max-height: 700px), (max-width: 480px) {
  #splash {
    padding: 1.25rem 1.5rem;
  }

  .splash-decoration {
    font-size: 1.5rem;
    letter-spacing: 0.35em;
    margin-bottom: 1rem;
  }

  .splash-title {
    font-size: clamp(1.2rem, 6vw, 2rem);
    letter-spacing: 0.1em;
    margin: 0 0 1rem;
  }

  .splash-author {
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    margin: 0 0 0.35rem;
  }

  .splash-translation {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    margin: 0 0 1.25rem;
  }

  .splash-enter {
    font-size: 0.8rem;
    padding: 0.4rem 0.85rem;
    margin-bottom: 1rem;
  }

  .splash-quote {
    font-size: 0.75rem;
    line-height: 1.35;
    max-width: 20rem;
  }
}

/* ===== SCREEN 2 — Chapter Overview ===== */
@keyframes chapter-overview-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

#chapter-overview.chapter-overview-fade-in {
  animation: chapter-overview-fade 0.3s ease-out forwards;
}

#chapter-overview {
  --chapter-overview-header-height: 4rem;
  align-items: stretch;
  justify-content: flex-start;
  padding: 0;
  flex: 1;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-y: auto;
  touch-action: pan-y;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  color: #fff;
}

#chapter-overview .chapter-overview-header {
  position: sticky;
  top: 0;
  z-index: 10;
  flex-shrink: 0;
  border-bottom-color: var(--border-dark);
  transition: background 0.2s ease, backdrop-filter 0.2s ease;
}

#chapter-overview .chapter-overview-header.is-stuck {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

#chapter-overview .chapter-overview-header .city-logo,
#chapter-overview .chapter-overview-header .breadcrumb,
#chapter-overview .chapter-overview-header .menu-toggle,
#chapter-overview .chapter-overview-header .menu-toggle-bar,
#chapter-overview .chapter-overview-header .chapter-overview-prev,
#chapter-overview .chapter-overview-header .chapter-overview-next {
  color: #fff;
}

#chapter-overview .chapter-overview-header-center {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

#chapter-overview .chapter-overview-header .breadcrumb {
  flex: none;
  justify-content: center;
}

#chapter-overview .chapter-overview-prev,
#chapter-overview .chapter-overview-next {
  color: #fff;
  background: none;
  border: none;
  font-size: var(--p-tiny);
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  flex-shrink: 0;
}

#chapter-overview .chapter-overview-prev:hover:not(:disabled),
#chapter-overview .chapter-overview-next:hover:not(:disabled) {
  opacity: 0.85;
}

#chapter-overview .chapter-overview-prev:disabled,
#chapter-overview .chapter-overview-next:disabled {
  opacity: 0.4;
  cursor: default;
}

.chapter-overview-inner {
  max-width: var(--content-max);
  width: 100%;
  display: flex;
  flex-direction: column;
  flex: 0 0 auto;
  padding: 2rem var(--pad-x);
  margin: 0 auto;
  box-sizing: border-box;
}

.chapter-overview-title {
  font-family: "Lora", serif;
  font-weight: 500;
  font-size: var(--h2);
  margin: 0 0 1.5rem;
  text-align: center;
  color: #fff;
}

#chapter-overview .chapter-overview-inner .chapter-overview-title {
  margin-top: 0;
}

.chapter-overview-desc {
  font-family: "Macondo", cursive;
  font-size: var(--p);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 1.5rem;
  white-space: pre-wrap;
  padding: 0;
}

.chapter-overview-continue-btn {
  align-self: center;
  width: 100%;
  margin: 0 0 1.25rem;
}

.chapter-overview-cities-wrap {
  margin-bottom: 1.5rem;
}

.chapter-overview-accordion.open .nav-accordion-body {
  max-height: 50rem;
}

.chapter-overview-decoration {
  font-family: "Lora", serif;
  font-size: 3rem;
  letter-spacing: 0.5em;
  color: rgba(255, 255, 255, 0.85);
  text-align: center;
}

/* ===== SCREEN 3 — City View ===== */
@keyframes city-slide-from-right {
  from {
    opacity: 0;
    transform: translateX(24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes city-slide-from-left {
  from {
    opacity: 0;
    transform: translateX(-24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

#city-view.city-view-slide-from-right .city-main {
  animation: city-slide-from-right 0.3s ease-out;
}

#city-view.city-view-slide-from-left .city-main {
  animation: city-slide-from-left 0.3s ease-out;
}

#city-view {
  --city-header-height: 4.5rem;
  padding: 0;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  touch-action: pan-y;
}

#city-view .city-header {
  position: sticky;
  top: 0;
  z-index: 10;
  flex-shrink: 0;
  min-height: var(--city-header-height);
  box-sizing: border-box;
  border-bottom-color: var(--border-dark);
  transition: background 0.2s ease, backdrop-filter 0.2s ease;
}

#city-view .city-header.is-stuck {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.city-title-block {
  margin-bottom: 1rem;
  text-align: center;
}

#city-view .city-logo,
#city-view .menu-toggle,
#city-view .menu-toggle-bar { color: #fff; }

#city-view .city-logo:hover { opacity: 0.85; }

.city-header {
  /* Full-width sticky bar; content is constrained by `.city-header-inner` */
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-dark);
}

.city-header-inner {
  max-width: var(--content-max);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--pad-x);
  box-sizing: border-box;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.city-header-center {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  font-family: "Macondo", cursive;
  font-size: var(--p-tiny);
  letter-spacing: normal;
  color: rgba(255, 255, 255, 0.85);
  gap: 0.5rem;
}

.breadcrumb-link {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  text-decoration: none;
  opacity: 0.9;
}

.breadcrumb-link:hover {
  text-decoration: underline;
  opacity: 1;
}

.breadcrumb-current {
  font-weight: 300;
  opacity: 1;
}

.city-logo, .nav-overlay-logo {
  font-family: "Lora", serif;
  font-size: 3rem;
  height: 2rem;
  padding: 0;
  margin: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
  transition: opacity var(--transition-slow);
  line-height: 1;
}

.city-logo:hover, .nav-overlay-logo:hover { opacity: 0.7; }

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 1.25rem;
  height: 2rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
}

.menu-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
}

.city-main {
  position: relative;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  padding: 1.5rem var(--pad-x);
  max-width: var(--content-max);
  margin: 0 auto;
  width: 100%;
}

.city-content {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
}

.city-icon-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.city-icon {
  width: 10rem;
  height: 10rem;
  opacity: 0.6;
  object-fit: contain;
}

#city-view .city-icon {
  filter: brightness(0) invert(1);
  opacity: 0.85;
}

.city-icon[src=""], .city-icon:not([src]) { display: none; }

.city-title {
  font-family: "Lora", serif;
  font-weight: 500;
  font-size: var(--h1);
  margin: 0;
  text-align: center;
}

#city-view .city-title { color: #fff; }

.city-subtitle {
  display: inline-block;
  font-family: "Macondo", cursive;
  font-size: var(--subtitle);
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--border-dark);
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  text-align: center;
  margin: 0.5rem 0 0;
  transition: background var(--transition-slow), opacity var(--transition-slow);
}

#city-view .city-subtitle {
  color: rgba(255, 255, 255, 0.95);
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--border-dark);
}

.city-subtitle:hover {
  background: rgba(255, 255, 255, 0.2);
}

#city-view .city-subtitle:hover {
  background: rgba(255, 255, 255, 0.25);
}

.city-excerpt-wrap {
  position: relative;
  overflow-x: hidden;
  margin-bottom: 2rem;
}

.city-excerpt-wrap .city-excerpt,
.city-excerpt-wrap .city-section-divider,
.city-excerpt-wrap .city-bottom-nav,
.city-excerpt-wrap .motif-section {
  position: relative;
  z-index: 1;
}

.city-excerpt {
  font-size: var(--p);
  line-height: 1.8;
  margin: 0;
}

#city-view .city-excerpt { color: rgba(255, 255, 255, 0.95); }

/* Line with asterisk separating reading panel and motifs */
.city-section-divider {
  display: flex;
  align-items: center;
  margin-top: 1.5rem;
  color: var(--text-primary);
}

#city-view .city-section-divider,
#city-view .city-section-divider-asterisk { color: rgba(255, 255, 255, 0.8); }

/* Extend lines to full viewport width; asterisk stays centered in content */
#city-view .city-section-divider {
  position: relative;
  justify-content: center;
}

#city-view .city-section-divider::before {
  content: "";
  position: absolute;
  top: 50%;
  right: 100%;
  left: calc(50% - 50vw);
  height: 1px;
  background: rgba(255, 255, 255, 0.5);
  opacity: 0.5;
  margin-top: -1px;
  pointer-events: none;
}

#city-view .city-section-divider::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 100%;
  right: calc(50% - 50vw);
  height: 1px;
  background: rgba(255, 255, 255, 0.5);
  opacity: 0.5;
  margin-top: -1px;
  pointer-events: none;
}

.city-section-divider::before,
.city-section-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

.city-section-divider-asterisk {
  font-family: "Lora", serif;
  font-size: 3rem;
  height: 3rem;
  flex-shrink: 0;
}

.motif-section {
  margin-top: 0;
  text-align: center;
}

.motif-label {
  font-family: "Macondo", cursive;
  font-size: var(--p-tiny);
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
}

#city-view .motif-label { color: rgba(255, 255, 255, 0.85); }

.city-section-line {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  margin: 1.5rem 0;
}


.motif-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.motif-tag {
  padding: 0.35rem 0.75rem;
  font-family: "Macondo", cursive;
  font-size: var(--p);
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--border-dark);
  cursor: pointer;
  transition: opacity var(--transition-slow), background var(--transition-slow);
}

.motif-tag:hover {
  background: rgba(255, 255, 255, 0.2);
}

#city-view .motif-tag {
  color: rgba(255, 255, 255, 0.95);
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--border-dark);
}

#city-view .motif-tag:hover {
  background: rgba(255, 255, 255, 0.25);
}

.nav-btn {
  font-family: "Macondo", cursive;
  font-size: var(--p);
  color: var(--text-primary);
  cursor: pointer;
  padding: 0;
}

.nav-btn:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.28);
  border-color: var(--border-dark-hover);
}

.nav-btn:disabled {
  opacity: 0.5;
  cursor: default;
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-dark);
}

#city-view .nav-btn {
  color: #fff;
  background: none;
  border: none;
  outline: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

#city-view .nav-btn:hover:not(:disabled) {
  background: none;
  border: none;
  opacity: 0.85;
}

#city-view .nav-btn:disabled {
  color: rgba(255, 255, 255, 0.5);
  background: none;
  border: none;
}

#city-view .nav-btn:focus {
  outline: none;
}

/* ===== SCREEN 4 — Navigation Overlay (dark gradient, matches home) ===== */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

.nav-overlay .nav-overlay-logo {
  color: rgba(255, 255, 255, 0.95);
}

.nav-overlay .nav-overlay-logo:hover {
  color: #fff;
}

.nav-overlay-header {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-dark);
}

.nav-overlay-header-inner {
  max-width: var(--content-max);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--pad-x);
  box-sizing: border-box;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-overlay-list-inner {
  max-width: var(--content-max);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--pad-x);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}

.nav-overlay-title {
  font-family: "Macondo", cursive;
  font-weight: 300;
  font-size: var(--p);
  letter-spacing: 0.1em;
  margin: 0;
  color: #fff;
}

.menu-close {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 1.25rem;
  height: 2rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.9);
}

.menu-close-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

/* Hamburger → X: bars cross when overlay opens */
.nav-overlay.open .menu-close-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-overlay.open .menu-close-bar:nth-child(2) {
  opacity: 0;
}

.nav-overlay.open .menu-close-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.menu-close:hover {
  color: #fff;
}

.nav-overlay-list {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.35) rgba(255, 255, 255, 0.1);
}

.nav-overlay-list::-webkit-scrollbar {
  width: 8px;
}

.nav-overlay-list::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
}

.nav-overlay-list::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.35);
}

.nav-all-cities-btn {
  display: block;
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: "Macondo", cursive;
  font-weight: 400;
  font-size: var(--p);
  text-align: left;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-dark);
  margin-top: 2rem;
  cursor: pointer;
  color: #fff;
  transition: background var(--transition-slow);
}

.nav-all-cities-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

.nav-index-btns {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-index-btns .nav-index-btn {
  margin-top: 0;
}

.nav-accordion {
  border: 1px solid var(--border-dark);
}

/* Last accordion (The End) – has nav-index-btns as next sibling */
.nav-accordion:has(+ .nav-index-btns) {
  border-bottom: 1px solid var(--border-dark);
}

.nav-accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: "Lora", serif;
  font-weight: 500;
  font-size: var(--h3);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  color: #fff;
}

.nav-accordion-header::after {
  content: "▼";
  font-size: var(--p-tiny);
  transition: transform var(--transition-slow);
}

.nav-accordion.open .nav-accordion-header::after {
  transform: rotate(-180deg);
}

.nav-accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.nav-accordion.open .nav-accordion-body {
  max-height: 50rem;
}

.nav-read-chapter {
  display: block;
  width: 100%;
  padding: 0.6rem 1rem;
  font-family: "Macondo", cursive;
  font-size: var(--p);
  text-align: left;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--border-dark);
}

.nav-read-chapter:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.nav-accordion-cities {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0.5rem 0 0.5rem 1.5rem;
}

.nav-city-link {
  position: relative;
  display: block;
  width: max-content;
  padding: 0.5rem 0;
  font-family: "Macondo", cursive;
  font-size: var(--p);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.9);
  transition: opacity var(--transition-slow);
}

.nav-city-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0.25rem;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease-out;
}

.nav-city-link:hover {
  opacity: 0.85;
  color: #fff;
}

.nav-city-link:hover::after {
  transform: scaleX(1);
}

@media (max-width: 360px) {
  :root {
    --pad-x: 1rem;
  }
}

/* ===== SCREEN 5 — Motif View ===== */
@keyframes motif-view-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

#motif-view.motif-view-fade-in,
#theme-view.motif-view-fade-in,
#all-themes-view.motif-view-fade-in,
#all-motifs-view.motif-view-fade-in,
#all-cities-view.motif-view-fade-in,
#about-view.motif-view-fade-in {
  animation: motif-view-fade-in 0.3s ease-out forwards;
}

#motif-view,
#theme-view,
#all-themes-view,
#all-motifs-view,
#all-cities-view {
  flex: 1;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-y: auto;
  padding: 1.5rem var(--pad-x);
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  color: #fff;
}

.motif-view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  margin-bottom: 2rem;
  min-height: 2.5rem;
  width: 100%;
  max-width: var(--content-max);
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
  padding: 0;
}

.motif-view-back {
  flex-shrink: 0;
  background: none;
  border: none;
  font-size: var(--p-tiny);
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  color: #fff;
}

.motif-view-menu-toggle {
  flex-shrink: 0;
  color: #fff;
}

.motif-view-menu-toggle:hover {
  opacity: 0.85;
}

.motif-view-back:hover {
  opacity: 0.85;
}

.motif-view-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: "Lora", serif;
  font-weight: 500;
  font-size: var(--h3);
  margin: 0;
  color: #fff;
  text-align: center;
  pointer-events: none;
}

.motif-view-breadcrumb {
  flex: 1;
  justify-content: center;
  min-width: 0;
}

.motif-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
}

.motif-card {
  padding: 1.25rem;
  border: 1px solid var(--border-dark);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  transition: background var(--transition-slow);
  text-align: center;
  color: #fff;
  width: 100%;
  min-width: 0;
  max-width: 12rem;
  justify-self: center;
  box-sizing: border-box;
}

/* Wider screens: 2–4 columns as space allows, no gap, max 4 columns */
@media (min-width: 28rem) {
  .motif-cards {
    grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr));
  }

  .motif-card {
    max-width: none;
    justify-self: stretch;
  }
}

@media (min-width: 800px) {
  .motif-card {
    padding: 1.5rem 1.25rem;
  }
}

/* Cap at 4 columns */
@media (min-width: 48rem) {
  .motif-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.motif-card:hover {
  background: rgba(255, 255, 255, 0.12);
}

.motif-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  opacity: 0.85;
  object-fit: contain;
  margin: 0 auto 0.75rem;
  display: block;
  filter: brightness(0) invert(1);
}

.motif-card-title {
  font-family: "Lora", serif;
  font-weight: 500;
  font-size: var(--h3);
  line-height: 1.35;
  margin: 0 0 1rem;
  color: #fff;
  min-height: calc(1.35em * 2);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

.motif-card-quote {
  font-size: var(--p-tiny);
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* ===== SCREEN 10 — About ===== */

#about-view {
  flex: 1;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-y: auto;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  color: #fff;
  padding: 0;
}

.about-header {
  border-bottom: none;
}

.about-header .motif-view-back,
.about-header .about-header-title {
  color: #fff;
}

.about-content {
  padding: 1.5rem var(--pad-x) 4rem;
  max-width: var(--content-max);
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
}

.about-inner {
  display: flex;
  flex-direction: column;
}

.about-decoration {
  font-family: "Lora", serif;
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.4rem;
  margin-bottom: 1.5rem;
}

.about-decoration-bottom {
  margin-top: 2.5rem;
  margin-bottom: 0;
}

.about-restart-btn {
  margin-top: 4rem;
  align-self: flex-start;
}

.about-title {
  font-family: "Lora", serif;
  font-weight: 400;
  font-size: var(--h1);
  color: #fff;
  margin: 0 0 0.35rem;
}

.about-byline {
  font-family: "Macondo", cursive;
  font-size: var(--p-tiny);
  color: rgba(255, 255, 255, 0.55);
  margin: 0 0 2rem;
  letter-spacing: 0.06em;
}

.about-section {
  width: 100%;
  margin-bottom: 2rem;
}

.about-section:last-of-type {
  margin-bottom: 0;
}

.about-body {
  font-family: "Macondo", cursive;
  font-size: var(--p);
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.88);
  margin: 0 0 1.1rem;
}

.about-body:last-child {
  margin-bottom: 0;
}

.about-divider {
  width: 100%;
  height: 0;
  border-top: 1px solid var(--border-dark);
  margin: 0.5rem 0 2rem;
}

.about-credits {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.about-credit-row {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 1rem;
  align-items: start;
}

.about-credit-label {
  font-family: "Macondo", cursive;
  font-size: var(--p-tiny);
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding-top: 0.15em;
}

.about-credit-value {
  font-family: "Macondo", cursive;
  font-size: var(--p);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.9);
}

.about-book-wrap {
  width: 100%;
  display: flex;
  justify-content: flex-start;
}

.about-book-link {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  text-decoration: none;
  color: #fff;
  transition: opacity 0.2s ease;
}

.about-book-link:hover {
  opacity: 0.85;
}

.about-book-cover {
  width: clamp(7rem, 25vw, 11rem);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55);
  border-radius: 2px;
  display: block;
}

.about-book-cta {
  font-family: "Macondo", cursive;
  font-size: var(--p-tiny);
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.7);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  padding-bottom: 0.15rem;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.about-book-link:hover .about-book-cta {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 480px) {
  .about-credit-row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }
}