/* Lightbox */
#lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-bg-primary);
  z-index: 9999;
  cursor: zoom-in;
  align-items: center;
  justify-content: center;
  isolation: isolate;
}

#lightbox.active {
  display: flex;
}

#lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  z-index: 1;
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-family: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  letter-spacing: 0.05em;
  transition: color 0.15s ease;
}

#lightbox-close:hover {
  color: var(--color-text-primary);
}

#lightbox-hint {
  position: absolute;
  z-index: 1;
  bottom: 5vh;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-text-muted);
  font-family: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.75rem;
  white-space: nowrap;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

#lightbox img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border: 1px solid var(--color-border);
  padding: 0;
  margin: 0;
  cursor: zoom-in;
  border-radius: var(--pre-border-radius);
}

:root {
  --container-width: min(92ch, 92vw);
  --font-size-base: 1.08em;
  --spacing-base: 1.7em;
  --bg-h: 40;
  --bg-s: 40%;
  --bg-l: 87%;
}

/* Dark mode — neutral grey instead of warm mud */
[data-theme="dark"] {
  --bg-h: 0;
  --bg-s: 0%;
  --bg-l: 12%;
  --color-border: hsl(var(--bg-h) var(--bg-s) calc(var(--bg-l) + 10%));
  --color-bg-secondary: hsl(var(--bg-h) var(--bg-s) calc(var(--bg-l) + 4%));
  --color-selection-bg: hsl(var(--bg-h) var(--bg-s) calc(var(--bg-l) + 20%));
}

/* Fallback cross-fade for browsers without View Transitions */
html.theme-transitioning,
html.theme-transitioning *,
html.theme-transitioning *::before,
html.theme-transitioning *::after {
  transition:
    background-color 0.4s ease,
    color 0.4s ease,
    border-color 0.4s ease,
    box-shadow 0.4s ease,
    outline-color 0.4s ease !important;
}

/* Ensure hr uses the theme border colour */
hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--spacing-base) 0;
}

/* View Transitions: scan wipe top-to-bottom (like a page being reprinted) */
::view-transition-old(root) {
  animation: none;
  z-index: 0;
}
::view-transition-new(root) {
  z-index: 1;
  animation: theme-scan 0.45s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
@keyframes theme-scan {
  from { clip-path: inset(0 0 100% 0); }
  to   { clip-path: inset(0 0 0% 0); }
}

/* Header row: breadcrumb + toggles on the same line */
.header-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.header-row .path-nav {
  flex: 1;
  min-width: 0;
}

.header-toggles {
  flex-shrink: 0;
  display: flex;
  gap: 0.5em;
}

#lang-toggle,
#theme-toggle {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-family: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.78rem;
  cursor: pointer;
  padding: 0;
  transition: color 0.15s ease;
  white-space: nowrap;
}

#lang-toggle:hover,
#theme-toggle:hover {
  color: var(--color-text-primary);
}

/* Tree-style home nav (lives inside <header>) */
header:has(.tree-nav) .path-nav {
  padding-bottom: 0;
}

header .tree-nav {
  font-family: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Monaco, Consolas, monospace;
  color: var(--color-text-muted);
  line-height: 1.6;
}

header .tree-nav a {
  color: var(--color-text-muted);
  border-bottom: 1px dotted;
}

header .tree-nav a:hover {
  color: var(--color-text-primary);
  border-bottom: 1px solid;
}

/* Social icons (below tree nav on home) */
.social-icons {
  display: flex;
  gap: 0.75em;
  margin-top: 1.2em;
  padding-left: 1.25em;
  margin-bottom: 0;
}

.social-icons + hr {
  margin-top: 1em;
  margin-bottom: 0;
}

.social-icons a {
  color: var(--color-text-muted);
  border-bottom: none !important;
  text-decoration: none !important;
  transition: color 0.15s ease;
}

.social-icons a:hover {
  color: var(--color-text-primary);
}

.social-icons svg {
  width: 1.1em;
  height: 1.1em;
  display: block;
}

/* Language visibility */
html[data-lang="en"] .lang-jp { display: none; }
html[data-lang="jp"] .lang-en { display: none; }

.lang-en p, .lang-jp p {
  line-height: 1.9;
  margin: 0.5em 0;
}

h1, h2, h3, h4, h5, .path-nav, .terminal-nav {
  font-family: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace !important;
  text-transform: lowercase;
}

/* Playlist table */
.playlist-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.playlist-table th,
.playlist-table td {
  text-align: left;
}

.playlist-table th {
  color: var(--color-text-muted);
  font-weight: normal;
  font-size: 0.78rem;
  padding: 0.5em 0.75em;
  border-bottom: 1px solid var(--color-border);
}

.playlist-table td {
  padding: 0.5em 0.75em;
  vertical-align: middle;
}

.playlist-table tbody tr:hover {
  background: var(--color-bg-secondary);
}

.col-num {
  width: 2.5em;
  color: var(--color-text-muted);
}

.col-duration {
  color: var(--color-text-muted);
}

.title-inner {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  align-items: center;
  gap: 0.75em;
}

.title-inner span {
  min-width: 0;
}

.playlist-table img.album-art {
  width: 40px !important;
  height: 40px !important;
  min-width: 40px !important;
  max-width: 40px !important;
  border-radius: 8px;
  flex-shrink: 0;
  margin: 0 !important;
  padding: 0 !important;
  border: 1px solid var(--color-border) !important;
  object-fit: cover;
}

@media (max-width: 480px) {
  .col-duration {
    display: none;
  }
  .col-artist {
    max-width: 30vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}