/* ==========================================================================
   THE INTERNET KNOWS — LIGHT EDITORIAL LINEN DESIGN SYSTEM
   Custom Palette: #513229 (Espresso) + #F4F1E2 (Linen Ivory) +
                   #D8EBF9 (Ice Blue) + #FCE6B7 (Butter Peach) + #D7D4B1 (Sage Khaki)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & Palette
   -------------------------------------------------------------------------- */
:root {
  /* Core Palette */
  --bg-canvas: #F4F1E2;
  --bg-surface: #FAF8F2;
  --bg-subtle: #ECE8D7;
  --bg-tag: #D7D4B1;
  --bg-tag-hover: #CDC99F;
  --bg-badge: #D8EBF9;
  --bg-badge-hover: #C5E0F5;

  --text-primary: #513229;
  --text-secondary: #6A4A41;
  --text-tertiary: #8E6B62;
  --text-inverted: #F4F1E2;

  --border-light: #D7D4B1;
  --border-subtle: #E2DFCB;
  --border-badge: #BCD6E9;

  --accent-pink: #513229;
  --accent-pink-hover: #3D241D;
  --accent-pink-subtle: rgba(81, 50, 41, 0.08);

  --accent-warm: #FCE6B7;
  --accent-blue: #D8EBF9;
  --accent-blue-text: #2B4E68;
  --accent-sage: #D7D4B1;

  /* Typography — Trending Gen-Z Aesthetic Stack */
  --font-sans: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Bricolage Grotesque", "Outfit", sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-mono: "Space Mono", monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-subtle: 0 2px 8px rgba(81, 50, 41, 0.06);
  --shadow-elevated: 0 16px 40px rgba(81, 50, 41, 0.10);

  --ease-fluid: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms var(--ease-fluid);
  --transition-slow: 500ms var(--ease-fluid);

  --max-width: 960px;
  --content-width: 640px;
}

/* --------------------------------------------------------------------------
   2. Reset & Baseline
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-sans);
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
}

/* Subtle background grain & aesthetic ambient dots */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
  background-image: radial-gradient(rgba(81, 50, 41, 0.06) 1px, transparent 1px);
  background-size: 28px 28px;
}

:focus-visible {
  outline: 2px solid var(--accent-pink);
  outline-offset: 3px;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input {
  font-family: inherit;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --------------------------------------------------------------------------
   3. Header Navigation
   -------------------------------------------------------------------------- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  background-color: rgba(244, 241, 226, 0.90);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  padding: 0.85rem 1.5rem;
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-back-btn {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  opacity: 0;
  pointer-events: none;
  transform: translateX(-4px);
}

.nav-back-btn.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.nav-back-btn:hover {
  color: var(--accent-pink);
  background-color: var(--bg-surface);
}

.brand-indicator {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
}

.brand-indicator span {
  color: var(--text-primary);
  font-weight: 500;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.step-indicator {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.sound-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.65rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: all var(--transition-normal);
}

.sound-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--text-primary);
}

.sound-toggle-btn.muted {
  color: var(--text-tertiary);
  background-color: var(--bg-subtle);
}

.sound-toggle-btn.playing {
  color: var(--accent-blue-text);
  border-color: var(--border-badge);
  background-color: var(--bg-badge);
}

.music-icon {
  display: inline-block;
  vertical-align: middle;
  transition: transform 0.3s ease;
}

.sound-toggle-btn.playing .music-icon {
  animation: rotateMusic 4s linear infinite;
}

@keyframes rotateMusic {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.nav-icon {
  display: inline-block;
  vertical-align: middle;
}

/* --------------------------------------------------------------------------
   4. Layout Containers & Page Views
   -------------------------------------------------------------------------- */
.main-wrapper {
  flex: 1;
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 5.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-view {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
  width: 100%;
}

.page-view.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
  animation: pageFadeIn 350ms var(--ease-fluid) forwards;
}

@keyframes pageFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.content-box {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
}

.text-center {
  text-align: center;
}

/* --------------------------------------------------------------------------
   5. Common Typography & Badges
   -------------------------------------------------------------------------- */
.eyebrow-label {
  display: inline-block;
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-blue-text);
  background-color: var(--bg-badge);
  border: 1px solid var(--border-badge);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  font-weight: 500;
}

.page-headline {
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 5.8vw, 3.4rem);
  font-weight: 750;
  letter-spacing: -0.035em;
  line-height: 1.12;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  text-wrap: balance;
}

.page-headline.mb-large {
  margin-bottom: 2.5rem;
}

.page-subtext {
  font-size: clamp(0.9375rem, 2.2vw, 1.0625rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.meta-datestamp {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.meta-count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: 0.25rem;
}

.btn-solid {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--accent-pink);
  color: var(--text-inverted);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.75rem 1.45rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent-pink);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-solid:hover:not(:disabled) {
  background-color: var(--accent-pink-hover);
  border-color: var(--accent-pink-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(81, 50, 41, 0.22);
}

.btn-solid:active:not(:disabled) {
  transform: scale(0.98);
}

.btn-solid:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  background-color: var(--border-light);
  border-color: var(--border-light);
  color: var(--text-tertiary);
  box-shadow: none;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  transition: all var(--transition-normal);
}

.btn-outline:hover {
  border-color: var(--accent-pink);
  color: var(--accent-pink);
  background-color: var(--bg-surface);
}

/* --------------------------------------------------------------------------
   6. PAGE 01 — SEARCH
   -------------------------------------------------------------------------- */
.search-box-wrapper {
  margin-top: 2rem;
  width: 100%;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.search-form {
  width: 100%;
}

.search-bar {
  display: flex;
  align-items: center;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.35rem 0.4rem 0.35rem 1.1rem;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-normal);
  gap: 0.5rem;
}

.search-bar:focus-within {
  border-color: var(--accent-pink);
  box-shadow: 0 0 0 1px var(--accent-pink), 0 8px 24px rgba(81, 50, 41, 0.12);
}

.search-prefix-dot {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--accent-pink);
  margin-right: 0.65rem;
  line-height: 1;
}

.search-input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  font-size: 1rem;
  color: var(--text-primary);
  padding: 0.4rem 0;
  -webkit-appearance: none;
}

.search-input::placeholder {
  color: var(--text-tertiary);
}

/* Sleek inline search button styling */
.search-bar .btn-solid,
#search-btn {
  padding: 0.55rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 6px;
  letter-spacing: 0.01em;
  flex-shrink: 0;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.search-error-text {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  min-height: 1.5rem;
  color: var(--accent-pink);
  margin-top: 0.5rem;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.search-error-text.visible {
  opacity: 1;
}

.search-loading-indicator {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 1.5rem 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.search-loading-indicator.active {
  display: flex;
}

.loading-dots span {
  display: inline-block;
  width: 4px;
  height: 4px;
  background-color: var(--accent-pink);
  border-radius: 50%;
  animation: dotBlink 1.2s infinite ease-in-out both;
  margin: 0 1px;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes dotBlink {
  0%, 80%, 100% { transform: scale(0); opacity: 0.2; }
  40% { transform: scale(1); opacity: 1; }
}

/* --------------------------------------------------------------------------
   7. PAGE 02 — SEARCH RESULTS
   -------------------------------------------------------------------------- */
.record-card {
  margin-top: 2rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.record-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.record-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  font-weight: 500;
  color: var(--accent-blue-text);
  background-color: var(--bg-badge);
  border: 1px solid var(--border-badge);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.record-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.record-title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.5vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.3;
  color: var(--text-primary);
}

.record-card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid var(--border-light);
  padding-top: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.record-author {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.record-author span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-primary);
  margin-top: 0.15rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   8. PAGE 03 — IMAGE ARCHIVE (Editorial Lookbook)
   -------------------------------------------------------------------------- */
.lookbook-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.lookbook-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

@media (min-width: 680px) {
  .lookbook-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

.lookbook-item {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.lookbook-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.lookbook-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  font-weight: 500;
  color: var(--accent-blue-text);
  background-color: var(--bg-badge);
  border: 1px solid var(--border-badge);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.lookbook-date {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  letter-spacing: 0.05em;
}

.lookbook-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 20px rgba(81, 50, 41, 0.10);
  cursor: zoom-in;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition-normal);
}

.lookbook-item:hover .lookbook-frame,
.lookbook-frame:focus-visible {
  transform: translateY(-4px);
  border-color: var(--accent-pink);
  box-shadow: 0 16px 40px rgba(81, 50, 41, 0.18);
}

.lookbook-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lookbook-caption-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.25rem 0;
}

.lookbook-caption {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--text-primary);
  font-weight: 450;
}

.lookbook-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.lookbook-action-row {
  display: flex;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   Photo Pop-Out Lightbox Modal
   -------------------------------------------------------------------------- */
.photo-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.photo-lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(50, 32, 26, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.lightbox-container {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.photo-lightbox.active .lightbox-container {
  transform: scale(1);
}

.lightbox-close-btn {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
}

.lightbox-close-btn:hover {
  color: var(--accent-pink);
  border-color: var(--accent-pink);
}

.lightbox-content {
  width: 100%;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: 0 24px 60px rgba(50, 32, 26, 0.45);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  overflow: hidden;
}

.lightbox-image-wrap {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-light);
}

.lightbox-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lightbox-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.25rem 0.25rem 0.5rem;
}

.lightbox-tag-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.lightbox-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  font-weight: 500;
  color: var(--accent-blue-text);
  background-color: var(--bg-badge);
  border: 1px solid var(--border-badge);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.lightbox-date {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-tertiary);
}

.lightbox-caption {
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--text-primary);
  font-weight: 450;
}

.lightbox-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   9. PAGE 04 — THE ANSWER (Editorial Monograph)
   -------------------------------------------------------------------------- */
.editorial-monograph {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2.25rem;
  margin-top: 1rem;
}

.monograph-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.monograph-verses {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.verse-line {
  font-family: var(--font-sans);
  font-size: clamp(1.1875rem, 3vw, 1.45rem);
  font-weight: 450;
  line-height: 1.5;
  color: var(--text-secondary);
  transition: color var(--transition-normal);
}

.monograph-climax {
  margin-top: 0.75rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.climax-confession {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.5vw, 2.35rem);
  font-weight: 750;
  line-height: 1.25;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  background-color: var(--accent-warm);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  display: inline-block;
  width: fit-content;
}

.climax-whisper {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  font-weight: 450;
}

.monograph-transition {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
  padding-top: 0.5rem;
}

.transition-note {
  font-size: 0.9375rem;
  color: var(--text-tertiary);
  font-style: italic;
}

.monograph-transition .btn-solid {
  margin-top: 0.25rem;
}

/* --------------------------------------------------------------------------
   10. PAGE 05 — PRIVATE LOVE LETTER (Warm Editorial Paper)
   -------------------------------------------------------------------------- */
.letter-sheet {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 3rem 2.25rem;
  box-shadow: var(--shadow-elevated);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.letter-meta-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.letter-doc-title {
  color: var(--accent-blue-text);
  font-weight: 500;
  background-color: var(--bg-badge);
  border: 1px solid var(--border-badge);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.letter-greeting {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.letter-body-paragraphs {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.letter-signoff {
  border-top: 1px solid var(--border-light);
  padding-top: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.letter-closing-line {
  font-size: 1.0625rem;
  font-weight: 550;
  line-height: 1.5;
  color: var(--text-primary);
  white-space: pre-line;
}

.letter-signature-name {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  color: var(--accent-pink);
  font-weight: 600;
}

.letter-action-footer {
  padding-top: 0.5rem;
}

/* --------------------------------------------------------------------------
   11. PAGE 06 — THE ENDING (Quiet Editorial Colophon)
   -------------------------------------------------------------------------- */
.colophon-wrap {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-elevated);
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  position: relative;
}

.colophon-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 1rem;
}

.colophon-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  font-weight: 500;
  color: var(--accent-blue-text);
  background-color: var(--bg-badge);
  border: 1px solid var(--border-badge);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.colophon-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.colophon-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.colophon-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text-primary);
}

.colophon-lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.colophon-note {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.colophon-footer {
  border-top: 1px solid var(--border-light);
  padding-top: 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.colophon-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.colophon-link-btn {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color var(--transition-normal);
}

.colophon-link-btn:hover {
  color: var(--accent-pink);
}

.colophon-sign {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent-pink);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   12. Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
  .main-wrapper {
    padding: 2rem 1rem 4rem;
  }

  .letter-sheet,
  .colophon-wrap {
    padding: 2rem 1.25rem;
  }

  .search-bar {
    padding: 0.3rem 0.35rem 0.3rem 0.85rem;
  }

  .colophon-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-right {
    gap: 0.5rem;
  }

  .sound-toggle-btn {
    padding: 0.3rem 0.5rem;
    font-size: 0.7rem;
  }
}