/* ============================================================
   06-layout.css — Sidebar + Top Bar + Content
   Street art layout: sharp, dense, no wasted space.
   ============================================================ */

html, body { height: 100%; }

body {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Top Bar ─────────────────────────────────────────────────
   Fixed. Full width. 56px. Dark concrete.
   ──────────────────────────────────────────────────────────── */

#top-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--top-bar-height);
  z-index: var(--z-fixed);
  background: var(--color-bg-panel);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 0 var(--space-4);
  contain: layout style;
  transition: box-shadow var(--dur-normal) ease;
}

#top-bar.scrolled {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.topbar-center {
  flex: 1;
  max-width: min(440px, 45vw);
  margin: 0 auto;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* Search bar */
.topbar-search-wrap {
  position: relative;
  width: 100%;
}

.topbar-search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  color: var(--color-text-faint);
  pointer-events: none;
}

.topbar-search {
  width: 100%;
  height: 34px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  padding: 0 var(--space-3) 0 32px;
  outline: none;
  transition: border-color var(--dur-fast) ease;
}

.topbar-search::placeholder { color: var(--color-text-faint); }
.topbar-search:focus { border-color: var(--color-accent); }

/* Icon buttons in topbar */
.topbar-icon-btn {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-xs);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color var(--dur-fast) ease, border-color var(--dur-fast) ease, background var(--dur-fast) ease;
  flex-shrink: 0;
}

.topbar-icon-btn:hover {
  color: var(--color-text);
  border-color: var(--color-border);
  background: var(--color-bg-surface);
}

.topbar-icon-btn.active {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* User avatar */
.avatar {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-xs);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: border-color var(--dur-fast) ease, color var(--dur-fast) ease;
  overflow: hidden;
}

.avatar:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Logo in topbar / sidebar */
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0 var(--space-4);
  height: var(--top-bar-height);
  flex-shrink: 0;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-logo img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
  filter: invert(1);
  image-rendering: crisp-edges;
}

.sidebar-wordmark {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--dur-normal) ease;
}

/* ── Sidebar ─────────────────────────────────────────────────
   Fixed left. Full height minus nothing (it IS full height).
   ──────────────────────────────────────────────────────────── */

#sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100dvh;
  z-index: var(--z-sticky);
  background: var(--color-bg-panel);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  transition: width var(--dur-slow) var(--ease-out);
  contain: layout style paint;
  scrollbar-width: none;
}

#sidebar::-webkit-scrollbar { display: none; }

/* Collapsed state */
body.sidebar-collapsed #sidebar {
  width: var(--sidebar-collapsed);
}

body.sidebar-collapsed .sidebar-wordmark,
body.sidebar-collapsed .sidebar-item-label,
body.sidebar-collapsed .badge-beta,
body.sidebar-collapsed .sidebar-footer .btn-label {
  opacity: 0;
  pointer-events: none;
}

body.sidebar-collapsed .sidebar-sep {
  margin: var(--space-1) auto;
  width: 20px;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-2) 0;
  display: flex;
  flex-direction: column;
}

.sidebar-group {
  display: flex;
  flex-direction: column;
}

.sidebar-sep {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-2) var(--space-4);
}

/* Sidebar item */
.sidebar-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  height: 44px;
  padding: 0 var(--space-4) 0 18px;
  border-left: 3px solid transparent;
  cursor: pointer;
  transition: background var(--dur-fast) ease, color var(--dur-fast) ease;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
}

.sidebar-item:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text);
}

.sidebar-item:hover .sidebar-icon {
  color: var(--color-text);
}

.sidebar-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  transition: color var(--dur-fast) ease;
}

.sidebar-item-label {
  flex: 1;
  transition: opacity var(--dur-normal) ease;
  font-size: var(--font-size-sm);
}

/* BETA badge */
.badge-beta {
  display: inline-flex;
  align-items: center;
  padding: 1px 5px;
  background: var(--blue-tint-sm);
  border: 1px solid var(--color-accent-blue);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-blue);
  flex-shrink: 0;
  border-radius: var(--radius-xs);
}

/* Sidebar footer */
.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

/* ── Main Content Area ───────────────────────────────────────
   Offset by sidebar + top bar. Scrollable.
   ──────────────────────────────────────────────────────────── */

#content {
  margin-left: var(--sidebar-width);
  padding-top: var(--top-bar-height);
  min-height: 100dvh;
  overflow-y: auto;
  overflow-x: hidden;
  transition: margin-left var(--dur-slow) var(--ease-out);
  contain: layout;
}

body.sidebar-collapsed #content {
  margin-left: var(--sidebar-collapsed);
}

/* On mobile: full width */
body.sidebar-hidden #content {
  margin-left: 0;
}

/* ── Page Wrapper ────────────────────────────────────────────
   ──────────────────────────────────────────────────────────── */

.page-wrapper {
  padding: var(--space-6);
  min-height: calc(100dvh - var(--top-bar-height));
  contain: layout style paint;
}

/* ── Grid Systems ────────────────────────────────────────────
   ──────────────────────────────────────────────────────────── */

.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(175px, 1fr));
  gap: var(--space-4);
}

.grid-cards-lg {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-4);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

/* ── Flex Utils ──────────────────────────────────────────────
   ──────────────────────────────────────────────────────────── */

.flex-row     { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }
.flex-col     { display: flex; flex-direction: column; gap: var(--space-3); }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

/* ── Horizontal scroll ───────────────────────────────────────
   ──────────────────────────────────────────────────────────── */

.h-scroll {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  padding-bottom: var(--space-1);
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.h-scroll::-webkit-scrollbar { display: none; }
.h-scroll > * { scroll-snap-align: start; flex-shrink: 0; }

/* ── Settings Panel ──────────────────────────────────────────
   ──────────────────────────────────────────────────────────── */

#settings-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(400px, 92vw);
  height: 100dvh;
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--dur-slow) var(--ease-out);
  background: var(--color-bg-panel);
  border-left: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  will-change: transform;
}

#settings-panel.open { transform: translateX(0); }
#settings-panel:not(.open) { will-change: auto; }

#settings-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: calc(var(--z-modal) - 1);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-normal) ease;
}

#settings-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── Detail Panel ────────────────────────────────────────────
   Slides in from right for movie/game details.
   ──────────────────────────────────────────────────────────── */

#detail-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(560px, 100vw);
  height: 100dvh;
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--dur-slow) var(--ease-out);
  background: var(--color-bg-panel);
  border-left: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  will-change: transform;
}

#detail-panel.open { transform: translateX(0); }

/* ── Player Overlay ──────────────────────────────────────────
   Full-screen. Pure black.
   ──────────────────────────────────────────────────────────── */

#player-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-player);
  background: #000000;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-normal) ease;
}

#player-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.player-topbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  background: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent);
  z-index: 2;
}

.player-frame {
  width: 100%;
  height: 100%;
  border: none;
}

/* ── Toast ───────────────────────────────────────────────────
   ──────────────────────────────────────────────────────────── */

.toast {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-2) var(--space-5);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  z-index: var(--z-toast);
  animation: slideUp 0.25s ease both;
  pointer-events: none;
  white-space: nowrap;
  border-radius: var(--radius-xs);
}

/* ── Responsive ──────────────────────────────────────────────
   ──────────────────────────────────────────────────────────── */

@media (max-width: 1024px) {
  #sidebar { width: var(--sidebar-collapsed); }
  .sidebar-item-label,
  .sidebar-wordmark,
  .badge-beta { display: none; }
  #content { margin-left: var(--sidebar-collapsed); }
}

@media (max-width: 640px) {
  #sidebar { transform: translateX(-100%); width: var(--sidebar-width); }
  body.sidebar-open #sidebar { transform: translateX(0); }
  .sidebar-item-label,
  .sidebar-wordmark,
  .badge-beta { display: flex; opacity: 1; }
  #content { margin-left: 0; }
  .topbar-center { display: none; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .page-wrapper { padding: var(--space-4); }
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-bg-surface);
  color: var(--color-text);
  border: 1px solid var(--color-accent);
  padding: var(--space-2) var(--space-4);
  z-index: calc(var(--z-toast) + 100);
  font-weight: var(--font-weight-bold);
}

.skip-link:focus { top: var(--space-2); }