/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  --color-primary: #1565c0;
  --color-primary-dark: #0d47a1;
  --color-primary-light: #1976d2;
  --color-accent: #f57c00;
  --color-accent-light: #ff9800;
  --color-accent-dark: #e65100;
  --color-bg: #cfe2ff;
  --color-bg-card: #ffffff;
  --color-surface: #e8edf4;
  --color-text: #1a2332;
  --color-text-secondary: #4a5568;
  --color-text-muted: #718096;
  --color-border: #d1dce8;
  --color-header-bg: #0d47a1;
  --color-sidebar-bg: #0a3d8f;
  --color-sidebar-text: #cfe2ff;
  --color-sidebar-hover: rgba(255,255,255,0.12);
  --sidebar-width: 220px;
  --sidebar-collapsed: 56px;
  --header-height: 64px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 2px 8px rgba(13,71,161,0.10);
  --shadow-hover: 0 6px 20px rgba(13,71,161,0.18);
  --transition: 0.22s ease;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--color-surface); }
::-webkit-scrollbar-thumb { background: var(--color-primary-light); border-radius: 3px; }

/* ===== LAYOUT SHELL ===== */
.lf-layout { display: flex; min-height: 100vh; padding-top: var(--header-height); }

/* ===== HEADER ===== */
.lf-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  height: var(--header-height);
  background: var(--color-header-bg);
  display: flex; align-items: center;
  padding: 0 20px;
  gap: 16px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.25);
}
.lf-header-toggle {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 18px;
  transition: background var(--transition);
  flex-shrink: 0;
}
.lf-header-toggle:hover { background: rgba(255,255,255,0.15); }
.lf-logo {
  display: flex; align-items: center; gap: 10px;
  flex-shrink: 0;
}
.lf-logo-img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.lf-logo-name {
  font-size: 18px; font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.5px;
}
.lf-logo-name span { color: var(--color-accent-light); }
.lf-search-wrap {
  flex: 1; max-width: 500px; margin: 0 auto;
  position: relative;
}
.lf-search {
  width: 100%; height: 38px;
  background: rgba(255,255,255,0.15);
  border: 1.5px solid rgba(255,255,255,0.25);
  border-radius: 20px;
  padding: 0 40px 0 16px;
  color: #fff; font-size: 14px;
  transition: background var(--transition), border-color var(--transition);
  outline: none;
}
.lf-search::placeholder { color: rgba(255,255,255,0.6); }
.lf-search:focus { background: rgba(255,255,255,0.22); border-color: var(--color-accent-light); }
.lf-search-btn {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  color: rgba(255,255,255,0.7); font-size: 15px;
  transition: color var(--transition);
}
.lf-search-btn:hover { color: var(--color-accent-light); }

/* ===== SIDEBAR ===== */
.lf-sidebar {
  width: var(--sidebar-width);
  background: var(--color-sidebar-bg);
  position: fixed; top: var(--header-height); left: 0;
  height: calc(100vh - var(--header-height));
  overflow-y: auto; overflow-x: hidden;
  z-index: 100;
  transition: width var(--transition), transform var(--transition);
  display: flex; flex-direction: column;
  scrollbar-width: thin;
}
.lf-sidebar-section { padding: 12px 0 4px; }
.lf-sidebar-title {
  padding: 4px 18px 8px;
  font-size: 10px; font-weight: 700;
  color: rgba(255,255,255,0.35);
  text-transform: uppercase; letter-spacing: 1px;
  white-space: nowrap; overflow: hidden;
}
.lf-sidebar-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 18px;
  color: var(--color-sidebar-text);
  font-size: 13px; font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
  border-left: 3px solid transparent;
}
.lf-sidebar-item:hover {
  background: var(--color-sidebar-hover); color: #fff;
}
.lf-sidebar-item.active {
  background: rgba(245,124,0,0.2);
  color: var(--color-accent-light);
  border-left-color: var(--color-accent-light);
}
.lf-sidebar-item i { width: 18px; text-align: center; font-size: 15px; flex-shrink: 0; }
.lf-sidebar-count {
  margin-left: auto;
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.7);
  font-size: 10px; font-weight: 600;
  padding: 2px 7px; border-radius: 10px;
}
.lf-sidebar-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 99;
  background: rgba(0,0,0,0.5);
}

/* ===== MAIN CONTENT ===== */
.lf-main {
  margin-left: var(--sidebar-width);
  flex: 1; min-width: 0;
  transition: margin-left var(--transition);
  padding-bottom: 60px;
}
.lf-section { padding: 28px 28px 0; }

/* ===== SECTION HEADER ===== */
.lf-section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.lf-section-title {
  display: flex; align-items: center; gap: 10px;
  font-size: 18px; font-weight: 700; color: var(--color-text);
}
.lf-section-title i { color: var(--color-accent); font-size: 16px; }
.lf-section-more {
  font-size: 12px; font-weight: 600; color: var(--color-primary);
  padding: 5px 12px; border-radius: 20px;
  border: 1.5px solid var(--color-primary);
  transition: background var(--transition), color var(--transition);
}
.lf-section-more:hover { background: var(--color-primary); color: #fff; }

/* ===== HERO BANNER CAROUSEL ===== */
.lf-hero { padding: 24px 28px 0; }
.lf-carousel-wrap {
  position: relative; border-radius: var(--radius-lg);
  overflow: hidden; background: var(--color-primary-dark);
  box-shadow: var(--shadow-hover);
}
.lf-carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(.4,0,.2,1);
}
.lf-carousel-slide {
  min-width: 100%; position: relative; height: 320px;
  display: flex; align-items: center;
  padding: 0 56px;
  gap: 40px;
  overflow: hidden;
  text-decoration: none; color: inherit; cursor: pointer;
}
.lf-carousel-bg {
  position: absolute; inset: -20px;
  width: calc(100% + 40px); height: calc(100% + 40px);
  object-fit: cover;
  filter: blur(18px);
  transform: scale(1.08);
  z-index: 0;
}
.lf-carousel-bg-overlay {
  position: absolute; inset: 0;
  background: rgba(10, 30, 70, 0.55);
  z-index: 1;
}
.lf-carousel-content { max-width: 460px; flex: 1; min-width: 0; position: relative; z-index: 2; }
.lf-carousel-img-wrap {
  flex-shrink: 0; width: 230px; height: 230px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  border: 3px solid rgba(255,255,255,0.15);
  position: relative; z-index: 2;
}
.lf-carousel-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  display: block;
}
.lf-carousel-badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: #fff; font-size: 11px; font-weight: 700;
  padding: 3px 10px; border-radius: 20px;
  margin-bottom: 12px; text-transform: uppercase; letter-spacing: 1px;
}
.lf-carousel-title {
  font-size: 30px; font-weight: 800; color: #fff;
  line-height: 1.2; margin-bottom: 12px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.lf-carousel-desc {
  font-size: 14px; color: rgba(255,255,255,0.82);
  margin-bottom: 20px; line-height: 1.6;
}
.lf-carousel-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--color-accent);
  color: #fff; font-size: 14px; font-weight: 700;
  padding: 11px 28px; border-radius: 25px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 14px rgba(245,124,0,0.4);
}
.lf-carousel-btn:hover {
  background: var(--color-accent-dark); transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245,124,0,0.5);
}
.lf-carousel-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255,255,255,0.2);
  color: #fff; font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
  z-index: 10; cursor: pointer;
}
.lf-carousel-arrow:hover { background: rgba(255,255,255,0.35); }
.lf-carousel-arrow.prev { left: 16px; }
.lf-carousel-arrow.next { right: 16px; }
.lf-carousel-dots {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 7px;
}
.lf-carousel-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer; transition: background var(--transition), transform var(--transition);
}
.lf-carousel-dot.active {
  background: var(--color-accent-light); transform: scale(1.3);
}

/* ===== ABOUT BANNER ===== */
.lf-about-banner {
  margin: 28px 28px 0;
  background: linear-gradient(135deg, var(--color-accent-dark) 0%, var(--color-accent) 100%);
  border-radius: var(--radius-lg);
  padding: 28px 36px;
  display: flex; align-items: center; gap: 32px;
  box-shadow: var(--shadow-hover);
  position: relative; overflow: hidden;
}
.lf-about-banner::before {
  content: '';
  position: absolute; top: -40px; right: -40px;
  width: 220px; height: 220px; border-radius: 50%;
  background: rgba(255,255,255,0.06);
}
.lf-about-banner::after {
  content: '';
  position: absolute; bottom: -60px; right: 120px;
  width: 160px; height: 160px; border-radius: 50%;
  background: rgba(245,124,0,0.12);
}
.lf-about-icon {
  font-size: 40px; color: #fff;
  flex-shrink: 0; position: relative; z-index: 1;
  width: 80px; height: 80px; border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(21,101,192,0.35);
  border: 1.5px solid rgba(255,255,255,0.25);
}
.lf-about-text { position: relative; z-index: 1; }
.lf-about-text h2 {
  font-size: 20px; font-weight: 800; color: #fff;
  margin-bottom: 8px;
}
.lf-about-text p {
  font-size: 14px; color: rgba(255,255,255,0.82);
  line-height: 1.7; max-width: 640px;
}
.lf-about-stats {
  display: flex; gap: 32px; margin-top: 16px; flex-wrap: wrap;
}
.lf-about-stat { text-align: center; }
.lf-about-stat-num {
  font-size: 22px; font-weight: 800; color: #fff;
}
.lf-about-stat-label {
  font-size: 11px; color: rgba(255,255,255,0.6); text-transform: uppercase;
}

/* ===== FEATURED PICK ===== */
.lf-featured-pick {
  background: linear-gradient(135deg, #fff7ed 0%, #fff3e0 100%);
  border: 1.5px solid #ffe0b2;
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex; gap: 20px; align-items: flex-start;
  box-shadow: 0 2px 8px rgba(245,124,0,0.08);
  text-decoration: none; color: inherit; cursor: pointer;
  transition: box-shadow var(--transition), transform var(--transition);
}
.lf-featured-pick:hover {
  box-shadow: 0 6px 20px rgba(245,124,0,0.18);
  transform: translateY(-2px);
}
.lf-pick-img {
  width: 110px; height: 110px; border-radius: var(--radius-md);
  object-fit: cover; flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.lf-pick-badge {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--color-primary-light);
  color: #fff; font-size: 11px; font-weight: 700;
  padding: 3px 10px; border-radius: 20px; margin-bottom: 8px;
}
.lf-pick-title { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.lf-pick-desc { font-size: 13px; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: 12px; }
.lf-pick-play {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--color-accent);
  color: #fff; font-size: 13px; font-weight: 700;
  padding: 9px 22px; border-radius: 22px;
  transition: background var(--transition), transform var(--transition);
}
.lf-pick-play:hover { background: var(--color-accent-dark); transform: translateY(-1px); }

/* ===== FEATURED PICKS ROW ===== */
.lf-picks-row {
  display: flex; gap: 16px; flex-wrap: wrap;
}
.lf-picks-row .lf-featured-pick { flex: 1; min-width: 280px; }

/* ===== GAME GRID ===== */
.lf-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 14px;
}
.lf-game-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  position: relative;
}
.lf-game-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.lf-game-thumb {
  width: 100%; aspect-ratio: 1 / 1;
  object-fit: cover; display: block;
  background: var(--color-surface);
}
.lf-game-info { padding: 8px 10px 10px; }
.lf-game-name {
  font-size: 12px; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.lf-game-tag {
  display: inline-block; margin-top: 4px;
  background: var(--color-surface);
  color: var(--color-text-muted); font-size: 10px; font-weight: 600;
  padding: 2px 7px; border-radius: 10px;
}
.lf-game-card .lf-play-overlay {
  position: absolute; inset: 0;
  background: rgba(13,71,161,0.72);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity var(--transition);
}
.lf-game-card:hover .lf-play-overlay { opacity: 1; }
.lf-play-overlay i {
  font-size: 32px; color: #fff;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.3));
}
.lf-game-card.hidden { display: none; }

/* ===== INFO LIST (Updates / Industry News) ===== */
.lf-info-list {
  display: flex; flex-direction: column; gap: 0;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.lf-info-item {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
  transition: background var(--transition);
  text-decoration: none; color: inherit;
}
.lf-info-item:last-child { border-bottom: none; }
.lf-info-item:hover { background: var(--color-surface); }
.lf-info-item-icon {
  flex-shrink: 0; width: 42px; height: 42px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: #fff;
}
.lf-info-item-icon.update { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%); }
.lf-info-item-icon.news   { background: linear-gradient(135deg, var(--color-accent-dark) 0%, var(--color-accent) 100%); }
.lf-info-item-body { flex: 1; min-width: 0; }
.lf-info-item-title {
  font-size: 14px; font-weight: 600; line-height: 1.4;
  margin-bottom: 4px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.lf-info-item-meta {
  display: flex; align-items: center; gap: 10px;
  font-size: 11px; color: var(--color-text-muted);
}
.lf-info-item-tag {
  font-size: 10px; font-weight: 700; padding: 2px 8px;
  border-radius: 20px; text-transform: uppercase; letter-spacing: 0.5px;
}
.lf-info-item-tag.update { background: rgba(21,101,192,0.1); color: var(--color-primary); }
.lf-info-item-tag.news   { background: rgba(245,124,0,0.1);  color: var(--color-accent); }
.lf-info-item-arrow {
  flex-shrink: 0; color: var(--color-text-muted); font-size: 12px;
  transition: transform var(--transition), color var(--transition);
}
.lf-info-item:hover .lf-info-item-arrow { transform: translateX(4px); color: var(--color-primary); }

/* ===== CONTENT WITH ASIDE ===== */
.lf-content-aside {
  display: flex; gap: 24px; align-items: flex-start;
}
.lf-content-aside .lf-flex-1 { flex: 1; min-width: 0; }

/* ===== SEARCH RESULTS & FILTER ===== */
#searchResultsSection { display: none; }
#searchResultsSection.active { display: block; }
#filterSection { display: none; }
#filterSection.active { display: block; }
.lf-search-empty {
  padding: 60px 0; text-align: center;
  color: var(--color-text-muted);
}
.lf-search-empty i { font-size: 48px; margin-bottom: 12px; }
.lf-search-empty p { font-size: 15px; }

/* ===== FOOTER ===== */
.lf-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.75);
  padding: 40px 28px 24px;
  margin-left: var(--sidebar-width);
  transition: margin-left var(--transition);
}
.lf-footer-main {
  display: flex; gap: 48px; flex-wrap: wrap;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.lf-footer-col { min-width: 120px; }
.lf-footer-col--social { flex: 1; min-width: 200px; }
.lf-footer-col-title {
  font-size: 12px; font-weight: 700; letter-spacing: 0.8px;
  text-transform: uppercase; color: rgba(255,255,255,0.45);
  margin-bottom: 14px;
}
.lf-footer-col-links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.lf-footer-col-links a { font-size: 13px; color: rgba(255,255,255,0.7); transition: color var(--transition); text-decoration: none; }
.lf-footer-col-links a:hover { color: var(--color-accent-light); }
.lf-footer-social-icons { display: flex; gap: 10px; flex-wrap: wrap; }
.lf-footer-social-icons a {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.75);
  font-size: 15px;
  transition: background var(--transition), color var(--transition), transform var(--transition);
  text-decoration: none;
}
.lf-footer-social-icons a:hover {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
}
.lf-footer-bottom {
  padding-top: 20px;
  text-align: center;
  font-size: 12px; color: rgba(255,255,255,0.35);
}
.lf-footer-links { display: flex; gap: 20px; }
.lf-footer-links a { color: rgba(255,255,255,0.45); transition: color var(--transition); }
.lf-footer-links a:hover { color: var(--color-accent-light); }

/* ===== SHOW MORE BTN ===== */
.lf-load-more-wrap { text-align: center; margin-top: 24px; }
.lf-load-more {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--color-primary);
  color: #fff; font-size: 13px; font-weight: 600;
  padding: 11px 32px; border-radius: 25px;
  transition: background var(--transition), transform var(--transition);
  box-shadow: 0 3px 10px rgba(21,101,192,0.3);
}
.lf-load-more:hover { background: var(--color-primary-dark); transform: translateY(-1px); }

/* ===== COLLAPSED SIDEBAR ===== */
body.sidebar-collapsed .lf-sidebar { width: var(--sidebar-collapsed); }
body.sidebar-collapsed .lf-sidebar .lf-sidebar-title { opacity: 0; }
body.sidebar-collapsed .lf-sidebar .lf-sidebar-item span,
body.sidebar-collapsed .lf-sidebar .lf-sidebar-count { display: none; }
body.sidebar-collapsed .lf-sidebar .lf-sidebar-item { justify-content: center; padding: 12px 0; }
body.sidebar-collapsed .lf-main { margin-left: var(--sidebar-collapsed); }
body.sidebar-collapsed .lf-footer { margin-left: var(--sidebar-collapsed); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  body:not(.sidebar-force-open) .lf-sidebar { width: var(--sidebar-collapsed); }
  body:not(.sidebar-force-open) .lf-sidebar .lf-sidebar-title { opacity: 0; }
  body:not(.sidebar-force-open) .lf-sidebar .lf-sidebar-item span,
  body:not(.sidebar-force-open) .lf-sidebar .lf-sidebar-count { display: none; }
  body:not(.sidebar-force-open) .lf-sidebar .lf-sidebar-item { justify-content: center; padding: 12px 0; }
  body:not(.sidebar-force-open) .lf-main { margin-left: var(--sidebar-collapsed); }
  body:not(.sidebar-force-open) .lf-footer { margin-left: var(--sidebar-collapsed); }
}
@media (max-width: 768px) {
  .lf-sidebar {
    width: var(--sidebar-width) !important;
    transform: translateX(-100%);
  }
  body.sidebar-force-open .lf-sidebar { transform: translateX(0); }
  body.sidebar-force-open .lf-sidebar-overlay { display: block; }
  .lf-sidebar .lf-sidebar-title { opacity: 1 !important; }
  .lf-sidebar .lf-sidebar-item span { display: inline !important; }
  .lf-sidebar .lf-sidebar-count { display: inline-block !important; }
  .lf-sidebar .lf-sidebar-item { justify-content: flex-start !important; padding: 10px 18px !important; }
  .lf-main { margin-left: 0 !important; }
  .lf-footer { margin-left: 0 !important; }
  .lf-carousel-slide { height: 200px; padding: 0 20px; gap: 16px; }
  .lf-carousel-title { font-size: 18px; }
  .lf-carousel-desc { display: none; }
  .lf-carousel-img-wrap { width: 140px; height: 140px; }
  .lf-carousel-badge { font-size: 10px; margin-bottom: 8px; }
  .lf-section { padding: 20px 14px 0; }
  .lf-hero { padding: 14px 14px 0; }
  .lf-about-banner { margin: 14px 14px 0; padding: 18px 20px; flex-direction: column; gap: 14px; }
  .lf-footer { padding: 28px 14px 20px; }
  .lf-content-aside { flex-direction: column; }
}
@media (max-width: 480px) {
  .lf-logo-name { font-size: 15px; }
  .lf-game-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 10px; }
  .lf-news-grid { grid-template-columns: 1fr; }
}