/* ============================================================
   GAMEHUB — DESIGN TOKENS
   Display: Orbitron (kỹ thuật số, HUD) | Body: Inter | Mono: JetBrains Mono
   ============================================================ */
:root {
  --bg-primary:   #0B0D12;
  --bg-surface:   #141822;
  --bg-card:      #1B212E;
  --bg-card-hov:  #212838;
  --border-subtle:#262C3B;
  --accent-cyan:  #43E8D8;
  --accent-magenta:#FF3E76;
  --text-primary: #EDEFF4;
  --text-muted:   #8B93A6;
  --text-faint:   #545C70;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', system-ui, sans-serif;
}

h1, h2, h3, h4, .display-font {
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 0.02em;
}

.mono { font-family: 'JetBrains Mono', monospace; }

a { text-decoration: none; }

/* ============ NAVBAR ============ */
.navbar-gamehub {
  background: rgba(11,13,18,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}
.navbar-gamehub .navbar-brand {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--text-primary) !important;
}
.navbar-gamehub .navbar-brand .brand-accent { color: var(--accent-cyan); }
.navbar-gamehub .nav-link {
  color: var(--text-muted) !important;
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.5rem 0.9rem !important;
}
.navbar-gamehub .nav-link:hover,
.navbar-gamehub .nav-link.active { color: var(--text-primary) !important; }
.navbar-gamehub .dropdown-menu {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
}
.navbar-gamehub .dropdown-item { color: var(--text-muted); font-size: 0.9rem; }
.navbar-gamehub .dropdown-item:hover { background: var(--bg-card-hov); color: var(--accent-cyan); }

.search-form .form-control {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.88rem;
}
.search-form .form-control::placeholder { color: var(--text-faint); }
.search-form .form-control:focus {
  background: var(--bg-surface);
  border-color: var(--accent-cyan);
  color: var(--text-primary);
  box-shadow: 0 0 0 0.2rem rgba(67,232,216,0.15);
}
.btn-cyan {
  background: var(--accent-cyan);
  color: #06110F;
  font-weight: 600;
  border: none;
}
.btn-cyan:hover { background: #33d4c5; color: #06110F; }
.btn-outline-cyan {
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  background: transparent;
}
.btn-outline-cyan:hover { background: var(--accent-cyan); color: #06110F; }

/* ============ HERO / CAROUSEL ============ */
.hero-carousel .carousel-item {
  min-height: 480px;
  display: flex;
  align-items: center;
  background: linear-gradient(120deg, var(--bg-surface) 0%, var(--bg-primary) 65%);
  clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
  position: relative;
  overflow: hidden;
}
.hero-carousel .carousel-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 30%, rgba(67,232,216,0.15), transparent 55%);
  pointer-events: none;
}
.hero-eyebrow {
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.05;
}
.hero-stats span {
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 0.3rem 0.7rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-right: 0.5rem;
}
.carousel-indicators [data-bs-target] {
  background-color: var(--text-faint);
  width: 24px; height: 3px;
}
.carousel-indicators .active { background-color: var(--accent-cyan); }
.carousel-control-prev-icon, .carousel-control-next-icon { filter: invert(1) grayscale(1); }

/* ============ GAME CARDS (HUD corner motif = signature element) ============ */
.game-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  transition: transform .2s ease, border-color .2s ease;
}
.game-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-cyan);
}
/* HUD corner brackets */
.game-card::before, .game-card::after {
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border: 2px solid var(--accent-cyan);
  opacity: 0;
  transition: opacity .2s ease;
  z-index: 2;
}
.game-card::before { top: 6px; left: 6px; border-right: none; border-bottom: none; }
.game-card::after  { bottom: 6px; right: 6px; border-left: none; border-top: none; }
.game-card:hover::before, .game-card:hover::after { opacity: 1; }

.game-card .cover-wrap {
  aspect-ratio: 3/4;
  background: linear-gradient(160deg, #202838, #11141c);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-faint);
  font-size: 2rem;
  overflow: hidden;
}
.game-card .cover-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

/* Hero carousel với ảnh nền game */
.hero-carousel .carousel-item.has-bg {
  background-size: cover;
  background-position: center;
}
.hero-carousel .carousel-item.has-bg::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(11,13,18,0.95) 0%, rgba(11,13,18,0.75) 45%, rgba(11,13,18,0.3) 100%);
  z-index: 0;
}
.hero-carousel .carousel-item.has-bg .container { position: relative; z-index: 1; }
.game-card .card-body { padding: 0.9rem 1rem 1rem; }
.game-card .genre-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.game-card .card-title {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0.2rem 0 0.4rem;
}
.game-card .price-row { display: flex; align-items: baseline; gap: 0.5rem; }
.game-card .price-now { font-family: 'JetBrains Mono', monospace; color: var(--accent-cyan); font-weight: 700; }
.game-card .price-old { font-family: 'JetBrains Mono', monospace; color: var(--text-faint); text-decoration: line-through; font-size: 0.78rem; }
.discount-ribbon {
  position: absolute; top: 10px; left: -32px;
  background: var(--accent-magenta);
  color: #fff; font-size: 0.68rem; font-weight: 700;
  padding: 3px 34px;
  transform: rotate(-40deg);
  z-index: 3;
}
.badge-status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  padding: 0.25em 0.55em;
}

/* ============ SECTION HEADERS ============ */
.section-eyebrow {
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.section-title { font-weight: 700; }

/* ============ OFFCANVAS CART ============ */
.offcanvas-gamehub {
  background: var(--bg-surface);
  color: var(--text-primary);
  border-left: 1px solid var(--border-subtle);
}
.cart-item { border-bottom: 1px solid var(--border-subtle); padding: 0.75rem 0; }
.cart-item-row {
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 0.75rem;
  margin-bottom: 0.75rem;
  background: rgba(255,255,255,0.02);
}
.cart-item-main { display: flex; gap: 0.75rem; align-items: center; }
.cart-item-thumb {
  width: 52px;
  height: 70px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  flex-shrink: 0;
}
.cart-item-thumb.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-faint);
  font-family: 'JetBrains Mono', monospace;
}
.cart-item-price { color: var(--accent-cyan); font-family: 'JetBrains Mono', monospace; font-size: 0.9rem; margin-top: 0.2rem; }
.empty-cart {
  border: 1px dashed var(--border-subtle);
  border-radius: 8px;
  padding: 1rem;
  color: var(--text-muted);
  text-align: center;
}
.checkout-form {
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 0.8rem;
  background: rgba(255,255,255,0.03);
}
.checkout-form .form-control {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}
.checkout-form .form-control:focus {
  background: var(--bg-surface);
  border-color: var(--accent-cyan);
  color: var(--text-primary);
  box-shadow: 0 0 0 0.2rem rgba(67,232,216,0.15);
}
[data-cart-count] { display: none; }

/* ============ FOOTER ============ */
footer.footer-gamehub {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
}
footer.footer-gamehub a { color: var(--text-muted); }
footer.footer-gamehub a:hover { color: var(--accent-cyan); }
.footer-logo { font-family: 'Orbitron', sans-serif; font-weight: 700; color: var(--text-primary); }

/* ============ XML DATA TABLE (AJAX) ============ */
.xml-table {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-subtle) !important;
}
.xml-table th {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--accent-cyan);
  border-color: var(--border-subtle) !important;
}
.xml-table td { border-color: var(--border-subtle) !important; vertical-align: middle; }
.catalog-cover-thumb {
  width: 68px;
  height: 90px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  background: linear-gradient(160deg, #202838, #11141c);
  display: block;
  margin: 0 auto;
}
.catalog-cover-thumb.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-faint);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
}
.cover-missing {
  opacity: 0.7;
}

/* ============ GAME DETAIL PAGE ============ */
.game-detail-shell {
  background: linear-gradient(135deg, rgba(20,24,34,0.95), rgba(27,33,46,0.92));
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  overflow: hidden;
}
.game-detail-cover {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  display: block;
  background: linear-gradient(160deg, #202838, #11141c);
}
.detail-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 1.15rem 1.2rem;
}
.detail-panel h3 {
  font-size: 1.05rem;
  margin-bottom: 0.9rem;
}
.detail-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 1rem 0;
}
.detail-meta-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
}
.detail-meta-label {
  display: block;
  color: var(--text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}
.detail-price-box {
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1rem;
  background: rgba(67,232,216,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.review-card {
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 0.8rem 0.9rem;
  background: rgba(255,255,255,0.03);
  margin-bottom: 0.8rem;
}
.review-card .review-stars {
  color: #ffcf3f;
  letter-spacing: 0.08em;
  font-size: 0.95rem;
}
.review-form .form-control,
.review-form .form-select {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}
.review-form .form-control:focus,
.review-form .form-select:focus {
  background: var(--bg-surface);
  border-color: var(--accent-cyan);
  color: var(--text-primary);
  box-shadow: 0 0 0 0.2rem rgba(67,232,216,0.15);
}

/* ============ FORMS (login/register) ============ */
.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
}
.form-control.is-invalid, .form-control.is-valid { background-image: none; }
.invalid-feedback { font-size: 0.8rem; }

@media (max-width: 576px) {
  .hero-carousel .carousel-item { min-height: 380px; }
}