/* ========== VeloxHub Common Styles ========== */
/* Brand Colors */
:root {
  --primary: #FF6B2B;
  --primary-dark: #E55A1B;
  --primary-light: #FF8F5E;
  --secondary: #2563EB;
  --secondary-dark: #1D4ED8;
  --secondary-light: #3B82F6;
  --accent: #10B981;
  --accent-dark: #059669;
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-tertiary: #F1F5F9;
  --bg-dark: #1E293B;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.25s ease;
  --max-width: 1280px;
  --nav-height: 64px;
}

/* Reset */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: inherit;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255,107,43,0.15);
}

/* ========== Container ========== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== Header / Navigation ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  height: var(--nav-height);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  transition: transform var(--transition);
}

.logo:hover .logo-icon {
  transform: scale(1.08);
}

.logo span {
  color: var(--secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all var(--transition);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: rgba(255,107,43,0.08);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.search-toggle:hover {
  background: var(--bg-tertiary);
  color: var(--primary);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ========== Search Overlay ========== */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 100px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.search-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.search-box {
  width: 90%;
  max-width: 600px;
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-xl);
  transform: translateY(-20px);
  transition: transform var(--transition);
}

.search-overlay.active .search-box {
  transform: translateY(0);
}

.search-input-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  transition: border-color var(--transition);
}

.search-input-wrap:focus-within {
  border-color: var(--primary);
}

.search-input-wrap svg {
  flex-shrink: 0;
  color: var(--text-muted);
}

.search-input-wrap input {
  border: none;
  flex: 1;
  padding: 0;
  font-size: 1.1rem;
}

.search-input-wrap input:focus {
  box-shadow: none;
}

.search-results {
  margin-top: 16px;
  max-height: 400px;
  overflow-y: auto;
}

.search-results .game-card-mini {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
}

.search-results .game-card-mini:hover {
  background: var(--bg-tertiary);
}

.search-results .game-card-mini img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.search-results .game-card-mini .info h4 {
  font-size: 0.95rem;
  font-weight: 600;
}

.search-results .game-card-mini .info p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.search-no-result {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-muted);
}

.search-no-result svg {
  margin-bottom: 12px;
}

/* ========== Game Card ========== */
.game-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
}

.game-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.game-card .card-thumb {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
  background: var(--bg-tertiary);
}

.game-card .card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.game-card:hover .card-thumb img {
  transform: scale(1.05);
}

.game-card .card-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-new {
  background: var(--accent);
  color: white;
}

.badge-hot {
  background: var(--primary);
  color: white;
}

.badge-top {
  background: var(--secondary);
  color: white;
}

.game-card .card-body {
  padding: 12px 14px 14px;
}

.game-card .card-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.game-card .card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.game-card .card-category {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(255,107,43,0.08);
  padding: 2px 8px;
  border-radius: 20px;
}

.game-card .card-rating {
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: 0.8rem;
  color: #F59E0B;
  font-weight: 600;
}

.game-card .card-rating svg {
  width: 14px;
  height: 14px;
}

.game-card .card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 60%, transparent 100%);
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px;
  transition: opacity var(--transition);
}

.game-card:hover .card-overlay {
  opacity: 1;
}

.game-card .card-overlay .play-btn {
  align-self: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  box-shadow: 0 4px 12px rgba(255,107,43,0.4);
  transition: transform var(--transition);
}

.game-card .card-overlay .play-btn:hover {
  transform: scale(1.1);
}

.game-card .card-overlay p {
  color: rgba(255,255,255,0.9);
  font-size: 0.8rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========== Section ========== */
.section {
  padding: 48px 0;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-title .icon {
  color: var(--primary);
}

.section-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}

.section-link:hover {
  gap: 8px;
}

/* ========== Game Grid ========== */
.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}

.game-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.game-grid-6 {
  grid-template-columns: repeat(6, 1fr);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  box-shadow: 0 4px 12px rgba(255,107,43,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(255,107,43,0.4);
}

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

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--primary);
  color: var(--primary);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: white;
  box-shadow: 0 4px 12px rgba(16,185,129,0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(16,185,129,0.4);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

/* ========== Tags ========== */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  transition: all var(--transition);
}

.tag:hover {
  background: rgba(255,107,43,0.08);
  color: var(--primary);
}

.tag.active {
  background: var(--primary);
  color: white;
}

/* ========== Footer ========== */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.footer-col h4 {
  color: white;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  padding: 4px 0;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

.footer-bottom a {
  color: rgba(255,255,255,0.5);
  margin: 0 12px;
}

.footer-bottom a:hover {
  color: var(--primary-light);
}

/* ========== Breadcrumb ========== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-secondary);
}

.breadcrumb a:hover {
  color: var(--primary);
}

.breadcrumb .sep {
  color: var(--text-muted);
}

/* ========== Empty State ========== */
.empty-state {
  text-align: center;
  padding: 64px 24px;
}

.empty-state svg {
  margin-bottom: 16px;
  color: var(--text-muted);
}

.empty-state h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.empty-state p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ========== Loading ========== */
.loading-spinner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .game-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-primary);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }

  .nav-links.active {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .game-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
  }

  .section-title {
    font-size: 1.25rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .section {
    padding: 32px 0;
  }

  .container {
    padding: 0 16px;
  }
}

@media (max-width: 480px) {
  .game-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .game-card .card-body {
    padding: 8px 10px 10px;
  }

  .game-card .card-title {
    font-size: 0.85rem;
  }

  .game-card .card-category {
    font-size: 0.7rem;
  }

  .header {
    height: 56px;
  }
}

/* ========== Utility ========== */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--text-muted); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.hidden { display: none !important; }