/* ==========================================================================
   Components — Editorial Cinematic Dark
   ========================================================================== */

/* --- 1. Global Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--gutter);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-normal) var(--ease-out),
              background var(--duration-normal) var(--ease-out);
}

.nav--scrolled {
  border-bottom-color: var(--border);
  background: rgba(9, 9, 11, 0.92);
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__logo {
  display: flex;
  align-items: center;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.nav__logo img {
  height: 72px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: invert(1) brightness(200%);
  transition: transform var(--duration-fast) var(--ease-out), opacity var(--duration-fast) var(--ease-out);
}

.nav__logo:hover {
  opacity: 0.75;
}

.nav__logo:focus-visible {
  outline: 2px solid var(--accent-warm);
  outline-offset: 4px;
}

/* Status Pill */
.nav__status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #34d399;
  box-shadow: 0 0 8px rgba(52, 211, 153, 0.6);
  animation: pulse-dot 2.5s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.nav__right {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
  padding: 6px 0;
  line-height: 1;
}

.nav__link-sub {
  display: none !important;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-warm);
  border-radius: 2px;
  transition: width var(--duration-normal) var(--ease-out);
}

.nav__link:hover,
.nav__link:focus-visible,
.nav__link.is-active {
  color: var(--text-primary);
}

.nav__link:hover::after,
.nav__link:focus-visible::after,
.nav__link.is-active::after {
  width: 100%;
}

.nav__link:focus-visible {
  outline: 2px solid var(--accent-warm);
  outline-offset: 4px;
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  background: var(--surface-raised);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out);
}

.nav__cta:hover {
  background: var(--text-primary);
  color: var(--bg);
  border-color: var(--text-primary);
  transform: translateY(-1px);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 101;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav__toggle:focus-visible {
  outline: 2px solid var(--accent-warm);
  outline-offset: 4px;
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-fast) var(--ease-out);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:first-child {
  transform: translateY(3.75px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* --- 2. Filter Tabs (Category Navigation) --- */
.filter-tabs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space-xl);
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.filter-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-highlight);
  background: var(--surface-hover);
}

.filter-btn.is-active {
  color: var(--bg);
  background: var(--text-primary);
  border-color: var(--text-primary);
  font-weight: 500;
}

.filter-btn__count {
  font-size: 0.7rem;
  opacity: 0.7;
}

/* --- 3. Buttons & CTAs --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 26px;
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
  text-decoration: none;
}

.btn--primary {
  background: var(--text-primary);
  color: var(--bg);
  border: 1px solid var(--text-primary);
}

.btn--primary:hover {
  background: var(--white);
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-highlight);
}

.btn--outline:hover {
  background: var(--surface-raised);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* --- 4. Cinema-Grade Lightbox --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(5, 5, 7, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out),
              visibility var(--duration-normal) var(--ease-out);
  padding: var(--space-md);
}

.lightbox[hidden] {
  display: flex;
}

.lightbox.is-active {
  opacity: 1;
  visibility: visible;
}

.lightbox__dialog {
  display: grid;
  grid-template-columns: 1fr 380px;
  max-width: 1240px;
  width: 95vw;
  max-height: 88vh;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.lightbox__media-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000000;
  overflow: hidden;
  min-height: 360px;
}

.lightbox__img {
  max-width: 100%;
  max-height: 86vh;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform var(--duration-normal) var(--ease-out);
}

/* Lightbox Nav Buttons */
.lightbox__nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(20, 20, 24, 0.7);
  border: 1px solid var(--border-highlight);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  z-index: 10;
}

.lightbox__nav-btn:hover {
  background: var(--surface-raised);
  color: var(--white);
  border-color: var(--accent);
  transform: translateY(-50%) scale(1.08);
}

.lightbox__nav-btn--prev {
  left: 16px;
}

.lightbox__nav-btn--next {
  right: 16px;
}

/* Lightbox Meta Details Panel */
.lightbox__meta-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-lg);
  background: var(--surface);
  border-left: 1px solid var(--border);
  overflow-y: auto;
}

.lightbox__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border);
}

.lightbox__series-badge {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-warm);
}

.lightbox__counter {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.lightbox__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 400;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.lightbox__desc-id {
  font-size: var(--text-sm);
  color: var(--text-primary);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.lightbox__desc-en {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.65;
  font-style: italic;
  padding-top: var(--space-xs);
  border-top: 1px dashed var(--border);
  margin-bottom: var(--space-md);
}

.lightbox__specs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  margin-top: auto;
}

.lightbox__spec-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
}

.lightbox__spec-label {
  color: var(--text-muted);
  text-transform: uppercase;
}

.lightbox__spec-val {
  color: var(--text-secondary);
}

.lightbox__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 20;
  transition: all var(--duration-fast) var(--ease-out);
}

.lightbox__close:hover {
  background: var(--surface-hover);
  border-color: var(--text-primary);
  transform: rotate(90deg);
}

.lightbox__close:focus-visible {
  outline: 2px solid var(--accent-warm);
}