/* ==========================================================================
   BILL WATANABE PERSONAL WEBSITE & ARCHIVES
   Modern Editorial Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400;1,6..72,500&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette */
  --bg-primary: #FAF7F2;
  --bg-surface: #FFFFFF;
  --bg-surface-alt: #F3EFE9;
  --bg-surface-tint: #F7F3EC;
  
  --ink-primary: #1C1E21;
  --ink-secondary: #484E55;
  --ink-muted: #747B84;
  --ink-faint: #A3AAB3;

  --accent-vermilion: #C24F33;
  --accent-vermilion-hover: #A73E25;
  --accent-vermilion-subtle: #FBEFEA;
  
  --accent-amber: #D17F2C;
  --accent-amber-subtle: #FBF4EA;
  
  --border-subtle: #E8E2D8;
  --border-light: #F0EAE0;
  --border-strong: #D1C9BE;

  --shadow-subtle: 0 2px 8px rgba(28, 30, 33, 0.04);
  --shadow-card: 0 4px 20px -2px rgba(28, 30, 33, 0.06), 0 2px 6px -1px rgba(28, 30, 33, 0.03);
  --shadow-elevated: 0 12px 36px -4px rgba(28, 30, 33, 0.12), 0 4px 12px -2px rgba(28, 30, 33, 0.06);

  /* Typography */
  --font-serif: 'Newsreader', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Layout */
  --nav-height: 74px;
  --max-width-wide: 1240px;
  --max-width-editorial: 1140px;
  --max-width-reading: 720px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--ink-primary);
}

body {
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  background-color: var(--bg-primary);
  background-image: radial-gradient(rgba(194, 79, 51, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

/* ==========================================================================
   TOP NAVIGATION BAR
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  transition: all var(--transition-normal);
}

.header-container {
  max-width: var(--max-width-wide);
  width: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  cursor: pointer;
}

.brand-seal {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-vermilion), #9B311B);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.35rem;
  box-shadow: 0 4px 10px rgba(194, 79, 51, 0.25);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--ink-primary);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.brand-tagline {
  font-size: 0.76rem;
  color: var(--ink-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  padding: 0.55rem 1rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-link:hover {
  color: var(--ink-primary);
  background-color: rgba(28, 30, 33, 0.05);
}

.nav-link.active {
  color: var(--accent-vermilion);
  background-color: var(--accent-vermilion-subtle);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--accent-vermilion);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.58rem 1.15rem;
  border-radius: var(--radius-full);
  box-shadow: 0 3px 10px rgba(194, 79, 51, 0.22);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background-color: var(--accent-vermilion-hover);
  transform: translateY(-1px);
  box-shadow: 0 5px 14px rgba(194, 79, 51, 0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  background-color: var(--bg-surface);
  color: var(--ink-secondary);
  border: 1px solid var(--border-subtle);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background-color: var(--bg-surface-tint);
  border-color: var(--border-strong);
  color: var(--ink-primary);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.4rem;
  color: var(--ink-primary);
  padding: 0.4rem;
}

/* ==========================================================================
   APP VIEWS CONTAINER
   ========================================================================== */
.main-content {
  flex: 1;
  max-width: var(--max-width-wide);
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem 5rem;
}

.view-section {
  display: none;
  animation: fadeIn 0.25s ease-out;
}

.view-section.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   HERO BANNER (HOME VIEW)
   ========================================================================== */
.hero-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.75rem;
  margin-bottom: 3.5rem;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 6px;
  height: 100%;
  background: var(--accent-vermilion);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--accent-amber-subtle);
  color: var(--accent-amber);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 2.65rem;
  font-weight: 600;
  line-height: 1.18;
  color: var(--ink-primary);
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--ink-secondary);
  line-height: 1.65;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-elevated);
  border: 4px solid #fff;
  aspect-ratio: 1 / 1;
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-image-frame:hover img {
  transform: scale(1.03);
}

.hero-image-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.2rem;
  background: linear-gradient(transparent, rgba(10, 12, 15, 0.88));
  color: #fff;
}

.hero-image-caption h4 {
  font-size: 0.95rem;
  font-weight: 600;
}

.hero-image-caption p {
  font-size: 0.8rem;
  opacity: 0.85;
}

/* ==========================================================================
   STORIES GRID & SECTION HEADERS
   ========================================================================== */
.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--border-subtle);
  padding-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.section-title-wrap h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--ink-primary);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.section-title-wrap p {
  color: var(--ink-muted);
  font-size: 0.94rem;
  margin-top: 0.25rem;
}

.filter-pills {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-pill {
  font-size: 0.84rem;
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--ink-secondary);
  transition: all var(--transition-fast);
}

.filter-pill:hover,
.filter-pill.active {
  background-color: var(--ink-primary);
  border-color: var(--ink-primary);
  color: #fff;
}

/* Story Card Grid */
.stories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.story-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  cursor: pointer;
}

.story-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--border-strong);
}

.story-card-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--bg-surface-alt);
}

.story-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.story-card:hover .story-card-cover img {
  transform: scale(1.04);
}

.card-category-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  padding: 0.28rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--accent-vermilion);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card-photo-count-badge {
  position: absolute;
  bottom: 0.85rem;
  right: 0.85rem;
  background: rgba(20, 22, 25, 0.85);
  backdrop-filter: blur(4px);
  color: #fff;
  padding: 0.22rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.74rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.story-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.story-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: var(--ink-muted);
  margin-bottom: 0.75rem;
}

.story-card-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink-primary);
  margin-bottom: 0.75rem;
}

.story-card-summary {
  font-size: 0.92rem;
  color: var(--ink-secondary);
  line-height: 1.55;
  margin-bottom: 1.5rem;
  flex: 1;
}

.story-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-light);
  padding-top: 0.9rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--accent-vermilion);
}

/* ==========================================================================
   STORY READER VIEW (DUAL-MODE PHOTO DISPLAY)
   Side-by-side marginalia + End-of-article Appendix Gallery
   ========================================================================== */
.story-reader-view {
  max-width: var(--max-width-editorial);
  margin: 0 auto;
}

.reader-back-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.2rem;
  gap: 1rem;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-secondary);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.btn-back:hover {
  background: var(--bg-surface-tint);
  color: var(--ink-primary);
  border-color: var(--border-strong);
}

.reader-actions {
  display: flex;
  gap: 0.5rem;
}

.reader-header {
  text-align: center;
  margin-bottom: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.reader-category {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-vermilion);
  margin-bottom: 0.85rem;
}

.reader-title {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 600;
  line-height: 1.18;
  color: var(--ink-primary);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.reader-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.35rem;
  color: var(--ink-secondary);
  line-height: 1.45;
  max-width: 820px;
  margin: 0 auto 1.75rem;
}

.reader-meta-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

.reader-author {
  font-weight: 600;
  color: var(--ink-primary);
}

/* The Editorial Dual-Mode Content Stream */
.reader-body {
  margin-bottom: 4.5rem;
}

/* Individual Content Row with Side Slot */
.content-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 3.5rem;
  margin-bottom: 2rem;
  align-items: start;
}

.content-row.no-side-photo {
  grid-template-columns: minmax(0, 1fr);
  max-width: var(--max-width-reading);
  margin-left: auto;
  margin-right: auto;
}

.prose-text {
  font-family: var(--font-serif);
  font-size: 1.22rem;
  line-height: 1.8;
  color: #24272c;
  font-weight: 400;
}

.prose-text p {
  margin-bottom: 1.5rem;
}

.prose-text p:last-child {
  margin-bottom: 0;
}

/* First paragraph drop cap styling */
.content-row:first-of-type .prose-text p:first-of-type::first-letter {
  font-size: 3.8rem;
  float: left;
  line-height: 0.85;
  margin-right: 0.6rem;
  margin-top: 0.15rem;
  font-family: var(--font-serif);
  color: var(--accent-vermilion);
  font-weight: 600;
}

/* Side-by-Side Photo Card (Marginalia) */
.side-photo-column {
  position: relative;
}

.side-photo-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  box-shadow: var(--shadow-subtle);
  position: sticky;
  top: 95px;
  transition: all var(--transition-normal);
}

.side-photo-card:hover {
  box-shadow: var(--shadow-card);
  border-color: var(--accent-amber);
}

.side-photo-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-amber);
  background: var(--accent-amber-subtle);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.65rem;
}

.side-photo-frame {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-surface-alt);
  cursor: pointer;
  aspect-ratio: 4 / 3;
}

.side-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.side-photo-frame:hover img {
  transform: scale(1.05);
}

.zoom-indicator {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: rgba(20, 22, 25, 0.75);
  backdrop-filter: blur(4px);
  color: #fff;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.side-photo-frame:hover .zoom-indicator {
  opacity: 1;
}

.side-photo-caption {
  font-size: 0.82rem;
  color: var(--ink-secondary);
  line-height: 1.5;
  margin-top: 0.75rem;
  font-style: italic;
  font-family: var(--font-serif);
}

.side-photo-year {
  display: block;
  font-family: var(--font-sans);
  font-style: normal;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ink-muted);
  margin-top: 0.35rem;
}

/* ==========================================================================
   APPENDIX GALLERY SECTION (End-of-post photographic records)
   ========================================================================== */
.story-appendix-section {
  background: var(--bg-surface-tint);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.75rem;
  margin-top: 4rem;
  box-shadow: var(--shadow-subtle);
  position: relative;
}

.appendix-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--border-subtle);
  padding-bottom: 1.25rem;
}

.appendix-badge {
  background: var(--accent-vermilion);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
}

.appendix-title {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 600;
  color: var(--ink-primary);
}

.appendix-description {
  font-size: 0.94rem;
  color: var(--ink-muted);
}

.appendix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.appendix-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-fast);
}

.appendix-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
  border-color: var(--border-strong);
}

.appendix-plate-number {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-vermilion);
  margin-bottom: 0.5rem;
}

.appendix-photo-frame {
  position: relative;
  aspect-ratio: 16 / 11;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-surface-alt);
  cursor: pointer;
  margin-bottom: 0.85rem;
}

.appendix-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.appendix-photo-frame:hover img {
  transform: scale(1.04);
}

.appendix-photo-caption {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--ink-primary);
  line-height: 1.5;
  margin-bottom: 0.5rem;
}

.appendix-photo-notes {
  font-size: 0.8rem;
  color: var(--ink-muted);
  font-style: italic;
  margin-top: auto;
}

/* ==========================================================================
   PHOTO VAULT VIEW (IMAGE STORAGE & ARCHIVE)
   ========================================================================== */
.vault-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.vault-stats {
  font-size: 0.92rem;
  color: var(--ink-muted);
}

.vault-controls {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.vault-search-box {
  position: relative;
}

.vault-search-input {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.5rem 1rem 0.5rem 2.2rem;
  font-size: 0.88rem;
  font-family: inherit;
  color: var(--ink-primary);
  outline: none;
  min-width: 220px;
  transition: border-color var(--transition-fast);
}

.vault-search-input:focus {
  border-color: var(--accent-vermilion);
}

.search-icon {
  position: absolute;
  left: 0.8rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-muted);
  font-size: 0.85rem;
}

.vault-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.8rem;
}

.vault-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.vault-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
  border-color: var(--border-strong);
}

.vault-card-frame {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--bg-surface-alt);
  cursor: pointer;
  overflow: hidden;
}

.vault-card-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.vault-card:hover .vault-card-frame img {
  transform: scale(1.04);
}

.vault-card-year-tag {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: rgba(20, 22, 25, 0.8);
  backdrop-filter: blur(4px);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
}

.vault-card-body {
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.vault-card-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink-primary);
  margin-bottom: 0.45rem;
}

.vault-card-caption {
  font-size: 0.85rem;
  color: var(--ink-secondary);
  line-height: 1.45;
  margin-bottom: 1rem;
  flex: 1;
}

.vault-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.vault-tag {
  font-size: 0.7rem;
  background: var(--bg-surface-alt);
  color: var(--ink-muted);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
}

.vault-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-light);
  padding-top: 0.75rem;
  gap: 0.5rem;
}

.btn-icon-text {
  font-size: 0.78rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--ink-secondary);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
}

.btn-icon-text:hover {
  background: var(--bg-surface-tint);
  color: var(--accent-vermilion);
}

/* ==========================================================================
   STORY STUDIO (CREATE / EDIT STORY)
   Interactive editor with per-paragraph side photo & appendix attachment
   ========================================================================== */
.studio-container {
  max-width: 900px;
  margin: 0 auto;
}

.studio-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 2px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.studio-title-group h2 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--ink-primary);
}

.studio-title-group p {
  color: var(--ink-muted);
  font-size: 0.94rem;
}

.studio-mode-toggle {
  display: flex;
  background: var(--bg-surface-alt);
  padding: 0.25rem;
  border-radius: var(--radius-full);
}

.mode-btn {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  color: var(--ink-muted);
  transition: all var(--transition-fast);
}

.mode-btn.active {
  background: var(--bg-surface);
  color: var(--ink-primary);
  box-shadow: var(--shadow-subtle);
}

.form-group {
  margin-bottom: 1.6rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--ink-primary);
  margin-bottom: 0.45rem;
}

.form-label-hint {
  font-weight: 400;
  color: var(--ink-muted);
  font-size: 0.8rem;
  margin-left: 0.4rem;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--ink-primary);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--accent-vermilion);
  box-shadow: 0 0 0 3px var(--accent-vermilion-subtle);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

/* Paragraph Blocks Builder in Studio */
.paragraphs-builder {
  margin-top: 2rem;
  margin-bottom: 2.5rem;
}

.builder-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.builder-heading h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--ink-primary);
}

.paragraph-block-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-subtle);
  position: relative;
  transition: border-color var(--transition-fast);
}

.paragraph-block-card:hover {
  border-color: var(--border-strong);
}

.block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.85rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink-muted);
}

.block-badge {
  background: var(--bg-surface-alt);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  color: var(--ink-secondary);
}

.block-actions {
  display: flex;
  gap: 0.5rem;
}

.btn-icon-tiny {
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
  color: var(--ink-muted);
  border-radius: var(--radius-sm);
}

.btn-icon-tiny:hover {
  color: var(--accent-vermilion);
  background: var(--accent-vermilion-subtle);
}

.paragraph-textarea {
  width: 100%;
  min-height: 110px;
  padding: 0.85rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.6;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: var(--bg-surface-tint);
  resize: vertical;
  outline: none;
}

.paragraph-textarea:focus {
  border-color: var(--accent-vermilion);
  background: #fff;
}

/* Side Photo Attachment Box inside Paragraph Card */
.side-attachment-wrapper {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-subtle);
}

.side-attachment-box {
  background: var(--accent-amber-subtle);
  border: 1px solid rgba(209, 127, 44, 0.25);
  border-radius: var(--radius-sm);
  padding: 1rem;
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.side-attachment-preview {
  width: 80px;
  height: 60px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-surface);
  flex-shrink: 0;
}

.side-attachment-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.side-attachment-info {
  flex: 1;
}

.side-attachment-info h5 {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink-primary);
  margin-bottom: 0.2rem;
}

.side-attachment-info p {
  font-size: 0.78rem;
  color: var(--ink-secondary);
}

/* Appendix Builder Section */
.appendix-builder {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  margin-bottom: 2.5rem;
}

.appendix-builder-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.appendix-items-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.appendix-item-chip {
  background: var(--bg-surface-tint);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.65rem;
  display: flex;
  gap: 0.75rem;
  align-items: center;
  position: relative;
}

.appendix-item-chip img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 4px;
}

.appendix-item-chip-content {
  flex: 1;
  min-width: 0;
}

.appendix-item-chip-title {
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.appendix-item-chip-caption {
  font-size: 0.74rem;
  color: var(--ink-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.studio-footer-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   ABOUT BILL VIEW
   ========================================================================== */
.about-container {
  max-width: 960px;
  margin: 0 auto;
}

.about-hero {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 3rem;
  align-items: start;
  margin-bottom: 3.5rem;
}

.about-portrait-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  box-shadow: var(--shadow-card);
}

.about-portrait-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.about-portrait-caption {
  font-size: 0.84rem;
  color: var(--ink-secondary);
  line-height: 1.5;
  text-align: center;
}

.about-content h1 {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.about-content .about-subtitle {
  font-size: 1.15rem;
  color: var(--accent-vermilion);
  font-weight: 600;
  margin-bottom: 1.75rem;
}

.about-prose {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--ink-secondary);
}

.about-prose p {
  margin-bottom: 1.4rem;
}

.milestones-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  margin-top: 3rem;
}

.milestones-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0.5rem;
  bottom: 0.5rem;
  left: 7px;
  width: 2px;
  background: var(--border-subtle);
}

.timeline-item {
  position: relative;
}

.timeline-dot {
  position: absolute;
  left: -2rem;
  top: 0.35rem;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background: var(--accent-vermilion);
  border: 3px solid var(--bg-surface);
  box-shadow: 0 0 0 1px var(--accent-vermilion);
}

.timeline-year {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-vermilion);
  margin-bottom: 0.2rem;
}

.timeline-text {
  font-size: 0.95rem;
  color: var(--ink-primary);
  line-height: 1.5;
}

/* ==========================================================================
   MODALS (Upload Photo, Select Photo for Story, Lightbox)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(18, 20, 23, 0.75);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  animation: fadeIn 0.2s ease-out;
}

.modal-overlay.active {
  display: flex;
}

.modal-dialog {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-elevated);
  border: 1px solid var(--border-subtle);
  animation: modalScaleUp 0.25s ease-out;
}

@keyframes modalScaleUp {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 1.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--ink-primary);
}

.modal-close-btn {
  font-size: 1.5rem;
  color: var(--ink-muted);
  padding: 0.3rem;
  line-height: 1;
}

.modal-close-btn:hover {
  color: var(--ink-primary);
}

.modal-body {
  padding: 1.75rem;
}

.upload-drop-zone {
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 2.2rem 1.5rem;
  text-align: center;
  background: var(--bg-surface-tint);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: 1.5rem;
}

.upload-drop-zone:hover,
.upload-drop-zone.dragover {
  border-color: var(--accent-vermilion);
  background: var(--accent-vermilion-subtle);
}

.drop-zone-icon {
  font-size: 2.2rem;
  color: var(--accent-vermilion);
  margin-bottom: 0.75rem;
}

.drop-zone-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink-primary);
  margin-bottom: 0.35rem;
}

.drop-zone-subtext {
  font-size: 0.8rem;
  color: var(--ink-muted);
}

.photo-preview-box {
  margin-bottom: 1.25rem;
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  max-height: 220px;
  background: #000;
  display: none;
}

.photo-preview-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Lightbox Modal */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(12, 14, 17, 0.94);
  backdrop-filter: blur(10px);
  display: none;
  flex-direction: column;
  padding: 1.5rem;
}

.lightbox-overlay.active {
  display: flex;
}

.lightbox-header {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1rem;
}

.lightbox-close-btn {
  color: #fff;
  font-size: 2rem;
  padding: 0.5rem;
  line-height: 1;
}

.lightbox-content {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  max-height: 80vh;
}

.lightbox-image {
  max-width: 90vw;
  max-height: 75vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}

.lightbox-caption-bar {
  text-align: center;
  color: #fff;
  max-width: 760px;
  margin: 1.25rem auto 0;
}

.lightbox-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 0.3rem;
}

.lightbox-caption {
  font-size: 0.9rem;
  opacity: 0.85;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 500;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: var(--ink-primary);
  color: #fff;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-elevated);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  animation: slideInUp 0.3s ease-out;
}

@keyframes slideInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding: 3.5rem 1.5rem 2.5rem;
  margin-top: auto;
}

.footer-container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

.footer-brand h4 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--ink-muted);
  max-width: 380px;
}

.footer-col h5 {
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-primary);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--ink-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-vermilion);
}

.footer-bottom {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--ink-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 991px) {
  .hero-card {
    grid-template-columns: 1fr;
    padding: 2rem;
  }
  
  .about-hero {
    grid-template-columns: 1fr;
  }

  .content-row {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .side-photo-card {
    position: static;
    max-width: 480px;
    margin: 1.5rem auto 2.5rem;
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-links.mobile-open {
    display: flex;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
    flex-direction: column;
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-card);
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero-title {
    font-size: 2.1rem;
  }

  .reader-title {
    font-size: 2.2rem;
  }

  .reader-meta-bar {
    flex-direction: column;
    gap: 0.4rem;
  }

  .appendix-header {
    flex-direction: column;
    align-items: flex-start;
  }
}