/* ============================================================
   Vampires vs. Werewolves — Layout
   ============================================================ */

/* ── Container ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ── Public layout (landing, about, blog) ── */
.public-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.public-main {
  flex: 1;
}

/* ── Game layout (sidebar + main) ── */
.game-layout {
  display: flex;
  min-height: 100vh;
  padding-top: var(--header-height);
}

.game-sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
}

.game-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: var(--space-lg);
  max-width: calc(var(--max-width) - var(--sidebar-width));
}

/* ── Sticky header ── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 200;
  display: flex;
  align-items: center;
  padding: 0 var(--space-lg);
  gap: var(--space-md);
}

.header-logo {
  font-family: var(--font-gothic);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-accent);
  white-space: nowrap;
  letter-spacing: 0.05em;
}

.header-stats {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex: 1;
  margin-left: var(--space-lg);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-left: auto;
}

/* ── Sidebar nav ── */
.sidebar-player {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

/* CSS-only character avatars — letter circle, race-specific border */
.char-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-surface-2);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-gothic);
  font-size: 1.1rem;
  font-weight: 700;
  color: #ccc;
  flex-shrink: 0;
  user-select: none;
}

.char-avatar--vampire {
  border-color: #8b0000;
  color: #c0392b;
  box-shadow: 0 0 8px rgba(139, 0, 0, 0.5);
}

.char-avatar--werewolf {
  border-color: #2d5a27;
  color: #27ae60;
  box-shadow: 0 0 8px rgba(45, 90, 39, 0.5);
}

.char-avatar--lg {
  width: 64px;
  height: 64px;
  font-size: 1.4rem;
}

.char-avatar--sm {
  width: 32px;
  height: 32px;
  font-size: 0.8rem;
}

.sidebar-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-surface-2);
  border: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-gothic);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-accent);
  margin: 0 auto var(--space-sm);
  box-shadow: 0 0 12px var(--color-accent-glow);
}

.sidebar-name {
  font-family: var(--font-gothic);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
}

.sidebar-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.sidebar-nav {
  padding: var(--space-sm) 0;
  flex: 1;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  color: var(--color-text);
  background: var(--color-surface-2);
  border-left-color: var(--color-accent);
}

.sidebar-nav .nav-icon {
  font-size: var(--text-base);
  width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: var(--space-md);
  border-top: 1px solid var(--color-border);
}

/* ── Grid utilities ── */
.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
.grid-3 { grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }
.grid-4 { grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

/* ── Sections ── */
.page-section {
  margin-bottom: var(--space-xl);
}

.section-title {
  font-family: var(--font-gothic);
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  letter-spacing: 0.06em;
}

/* ── Game page layout (used in game/*.html) ── */
.game-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 200;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  gap: 1rem;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.header-hud {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
  margin: 0 1rem;
  flex-wrap: nowrap;
  overflow: hidden;
}

.hud-stat {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-family: var(--font-gothic);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.hud-stat .hud-bar {
  display: inline-block;
  border-radius: 3px;
  overflow: hidden;
  background: rgba(255,255,255,0.1);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
  transition: color 0.2s;
}
.sidebar-toggle:hover { color: var(--color-text); }

body.has-sidebar { padding-top: var(--header-height); }
/* Defense-in-depth: auto-apply header offset on any page that has a sidebar,
   even if the <body class="has-sidebar"> hook was forgotten. */
body:has(.sidebar),
body:has(aside#sidebar),
body:has(nav#sidebar) { padding-top: var(--header-height); }

.sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  bottom: 0;
  width: var(--sidebar-width, 240px);
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease;
}

.sidebar-nav {
  flex: 1;
  padding: 0.75rem 0;
}

.sidebar-section-label {
  font-family: var(--font-gothic);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  padding: 0.5rem 1rem 0.25rem;
  opacity: 0.6;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1rem;
  color: var(--color-text-muted);
  text-decoration: none;
  font-family: var(--font-gothic);
  font-size: 0.82rem;
  border-left: 3px solid transparent;
  transition: all 0.15s;
  position: relative;
}

.sidebar-link:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
  border-left-color: var(--color-gold);
}

.sidebar-link.active {
  color: var(--color-text);
  background: var(--color-surface-2);
  border-left-color: var(--color-accent, var(--color-gold));
}

.sidebar-icon { font-size: 1rem; width: 20px; text-align: center; }

.sidebar-badge {
  margin-left: auto;
  font-size: 0.65rem;
  background: var(--color-accent, var(--color-vampire));
  color: #fff;
  padding: 0.1rem 0.35rem;
  border-radius: 10px;
  font-family: var(--font-gothic);
}

.sidebar-footer {
  padding: 1rem;
  border-top: 1px solid var(--color-border);
}

.main-content,
.game-content {
  margin-left: var(--sidebar-width, 240px);
  padding: 1.5rem;
  min-height: calc(100vh - var(--header-height));
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .sidebar.open {
    box-shadow: 4px 0 20px rgba(0,0,0,0.5);
  }
  .main-content {
    padding: 1rem;
    padding-bottom: 80px;
  }
  .header-hud { display: none; }
}

/* ── Responsive (original) ── */
@media (max-width: 768px) {
  .game-sidebar {
    position: fixed;
    left: -260px;
    transition: left 0.3s ease;
    z-index: 1000;
    width: 260px;
  }
  .game-sidebar.open { left: 0; }

  .game-main {
    margin-left: 0;
    padding: var(--space-md);
    padding-bottom: 80px; /* bottom nav space */
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  h1 { font-size: var(--text-2xl); }
  h2 { font-size: var(--text-xl); }
}

/* ── Hamburger menu for mobile ── */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: -260px;
    transition: left 0.3s ease;
    z-index: 1000;
    width: 260px;
    height: 100vh;
    transform: none;
  }
  .sidebar.open {
    left: 0;
    transform: none;
  }
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 999;
  }
  .sidebar-overlay.active { display: block; }
  .hamburger-btn {
    display: flex;
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 1001;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md, 6px);
    padding: 0.5rem;
    cursor: pointer;
    color: var(--color-text);
    font-size: 1.5rem;
    align-items: center;
    justify-content: center;
    line-height: 1;
  }
  .main-content { margin-left: 0; padding-top: 3rem; }
}
@media (min-width: 769px) {
  .hamburger-btn { display: none; }
  .sidebar-overlay { display: none !important; }
}

/* ── Responsive grids for mobile ── */
@media (max-width: 600px) {
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
  .quick-actions { grid-template-columns: repeat(2, 1fr); }
  .content-grid { grid-template-columns: 1fr; }
  .detail-monsters-list { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .game-grid { grid-template-columns: 1fr !important; }
  .stats-grid { grid-template-columns: 1fr 1fr !important; }
  .items-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .card-grid { grid-template-columns: 1fr !important; }
  .inv-layout { grid-template-columns: 1fr !important; }
}

/* ── Mobile bottom nav ── */
.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 60px;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  z-index: 200;
  backdrop-filter: blur(12px);
}

.mobile-nav-items {
  display: flex;
  height: 100%;
}

.mobile-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  gap: 2px;
  transition: color var(--transition-fast);
  min-height: 44px;
}
.mobile-nav-item span { font-size: 20px; }
.mobile-nav-item.active,
.mobile-nav-item:hover { color: var(--color-accent); }

@media (max-width: 768px) {
  .mobile-nav { display: block; }
  /* Push page content above the bottom nav */
  .game-content,
  .page-content,
  main {
    padding-bottom: calc(60px + env(safe-area-inset-bottom, 0px));
  }
}

/* ── Mobile thumb-zone: battle action buttons ── */
@media (max-width: 768px) {
  /* Pre-battle: Attack button sticky above mobile nav */
  .battle-thumb-bar {
    position: fixed;
    bottom: calc(60px + env(safe-area-inset-bottom, 0px));
    left: 0;
    right: 0;
    z-index: 90;
    background: rgba(10, 10, 15, 0.97);
    border-top: 1px solid rgba(139, 0, 0, 0.4);
    padding: 0.6rem 1rem;
    display: flex;
    gap: 0.5rem;
  }
  .battle-thumb-bar .btn { flex: 1; min-height: 44px; font-size: 0.95rem; }
  /* Add bottom padding so content isn't hidden behind the thumb bar */
  body.battle-page main {
    padding-bottom: calc(120px + env(safe-area-inset-bottom, 0px));
  }
}