/* ============================================
   搬砖营地 BrickCamp - Main Stylesheet
   Dark Industrial · Gold Accent · Gaming Theme
   ============================================ */

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

:root {
  --bg-primary: #08080c;
  --bg-secondary: #0e0e16;
  --bg-surface: #14141f;
  --bg-surface-hover: #1c1c2e;
  --bg-elevated: #1a1a28;
  --border: #2a2a3e;
  --border-light: #3a3a52;
  --gold: #f5b342;
  --gold-hover: #e8a835;
  --gold-dim: #8b6914;
  --gold-glow: rgba(245, 179, 66, 0.15);
  --text-primary: #f0ede8;
  --text-secondary: #a09e9c;
  --text-muted: #6b6a68;
  --text-dim: #4a4948;
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #f59e0b;
  --blue: #3b82f6;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-gold: 0 4px 24px rgba(245,179,66,0.1);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse 70% 50% at 50% 20%, rgba(245,179,66,0.04) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 70%, rgba(59,130,246,0.03) 0%, transparent 50%),
    radial-gradient(ellipse 40% 30% at 20% 80%, rgba(245,179,66,0.02) 0%, transparent 50%);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ----- Scrollbar ----- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

/* ----- Header ----- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(8, 8, 12, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(42, 42, 62, 0.5);
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(8, 8, 12, 0.95);
  border-bottom-color: var(--border);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header-spacer { height: 64px; }

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-icon { font-size: 28px; line-height: 1; }

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-brand {
  font-size: 18px;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: 1px;
}

.logo-tag {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  position: relative;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.04);
}

.nav-link.active {
  color: var(--gold);
  background: var(--gold-glow);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--gold);
  border-radius: 1px;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Search Box */
.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  width: 200px;
  padding: 8px 36px 8px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-primary);
  font-size: 13px;
  font-family: var(--font);
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  width: 260px;
  border-color: var(--gold-dim);
  background: var(--bg-elevated);
}

.search-input::placeholder { color: var(--text-dim); }

.search-btn {
  position: absolute;
  right: 6px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.search-btn:hover { color: var(--gold); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile Overlay */
.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu {
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 100%;
  background: var(--bg-secondary);
  padding: 24px;
  transform: translateX(100%);
  transition: var(--transition);
  border-left: 1px solid var(--border);
}

.mobile-overlay.open .mobile-menu {
  transform: translateX(0);
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.mobile-menu-header .logo-icon { font-size: 24px; }
.mobile-menu-header .logo-brand { font-size: 16px; }

.mobile-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 28px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-nav-link {
  display: block;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--gold);
  background: var(--gold-glow);
}

/* ----- Page System ----- */
.page { display: none; animation: fadeIn 0.4s ease; }
.page.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ----- Section Common ----- */
.section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 24px;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
  gap: 16px;
}

.section-title {
  font-size: 28px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--text-primary), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 4px;
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-hover));
  color: #0a0a0f;
  box-shadow: 0 4px 16px rgba(245,179,66,0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245,179,66,0.35);
}

.btn-ghost {
  background: rgba(255,255,255,0.06);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--border-light);
}

.btn-outline {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
}

.btn-outline:hover {
  background: var(--gold-glow);
  border-color: var(--gold);
}

/* ----- Hero ----- */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px 40px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(245,179,66,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 70% 60%, rgba(59,130,246,0.04) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 30% 70%, rgba(245,179,66,0.03) 0%, transparent 50%);
  pointer-events: none;
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245,179,66,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,179,66,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--gold-glow);
  border: 1px solid rgba(245,179,66,0.2);
  border-radius: 20px;
  font-size: 12px;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1px;
}

.hero-title-line { display: block; }

.hero-title-accent {
  display: block;
  background: linear-gradient(135deg, var(--gold), #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 16px;
  margin-top: 16px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
  flex-wrap: wrap;
}

/* Hero Stats */
.hero-stats {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 32px;
  margin-top: 60px;
  padding: 24px 48px;
  background: rgba(20, 20, 31, 0.8);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.stat-item { text-align: center; }

.stat-number {
  display: block;
  font-size: 32px;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  display: block;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
  font-size: 12px;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ----- Rankings List ----- */
.rankings-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ranking-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
}

.ranking-item:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-light);
  transform: translateX(4px);
}

.ranking-number {
  width: 32px;
  font-size: 18px;
  font-weight: 800;
  color: var(--text-dim);
  text-align: center;
  flex-shrink: 0;
}

.ranking-item:nth-child(1) .ranking-number { color: var(--gold); }
.ranking-item:nth-child(2) .ranking-number { color: #94a3b8; }
.ranking-item:nth-child(3) .ranking-number { color: #b45309; }

.ranking-info { flex: 1; min-width: 0; }

.ranking-name {
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ranking-tag {
  font-size: 11px;
  padding: 2px 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  color: var(--text-muted);
  font-weight: 500;
}

.ranking-meta {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.ranking-earnings {
  text-align: right;
  flex-shrink: 0;
}

.earning-amount {
  display: block;
  font-size: 20px;
  font-weight: 800;
  color: var(--gold);
}

.earning-label {
  font-size: 11px;
  color: var(--text-muted);
}

.ranking-stars {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}

.star { color: var(--gold); font-size: 14px; }
.star.empty { color: var(--text-dim); opacity: 0.3; }

.ranking-change {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  flex-shrink: 0;
}

.ranking-change.up { background: rgba(34,197,94,0.15); color: var(--success); }
.ranking-change.down { background: rgba(239,68,68,0.15); color: var(--danger); }
.ranking-change.stable { background: rgba(245,179,66,0.15); color: var(--gold); }

/* ----- Game Grid ----- */
.game-grid, .game-grid-full {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.game-card {
  position: relative;
  padding: 24px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  overflow: hidden;
}

.game-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-dim), var(--gold), var(--gold-dim));
  opacity: 0;
  transition: var(--transition);
}

.game-card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--gold-dim);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(245,179,66,0.08);
}

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

.game-card-icon {
  font-size: 40px;
  margin-bottom: 12px;
  display: block;
}

.game-card-name {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.game-card-genre {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.game-card-earnings {
  font-size: 18px;
  font-weight: 800;
  color: var(--gold);
}

.game-card-earnings span {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
}

.game-card-stars {
  margin-top: 8px;
}

.game-card-data {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 8px;
}

/* ----- Eco Banner ----- */
.eco-banner {
  background: linear-gradient(135deg, rgba(245,179,66,0.05), rgba(20,20,31,1));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 64px 24px;
}

.eco-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.eco-content h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-primary), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.eco-content p {
  color: var(--text-muted);
  font-size: 15px;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

.eco-features {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.eco-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
}

.eco-icon { font-size: 20px; }

/* ----- Guide Grid & Tabs ----- */
.guide-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.guide-tab {
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.guide-tab:hover {
  border-color: var(--border-light);
  color: var(--text-secondary);
}

.guide-tab.active {
  background: var(--gold-glow);
  border-color: var(--gold-dim);
  color: var(--gold);
}

.guide-grid, .guide-grid-full {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.guide-card {
  display: block;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.guide-card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.guide-card-image {
  height: 180px;
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}
.guide-card-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-dim), var(--gold), var(--gold-dim));
}

.guide-card-image .guide-tags {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  gap: 6px;
}

.guide-card-image .guide-tag {
  padding: 4px 10px;
  background: rgba(0,0,0,0.7);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary);
  backdrop-filter: blur(4px);
}

.guide-card-body {
  padding: 20px;
}

.guide-card-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.guide-card-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.guide-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-dim);
}

.guide-card-footer span { display: flex; align-items: center; gap: 4px; }

/* ----- Calculator ----- */
.calc-section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.calc-card {
  padding: 32px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.calc-card-secondary {
  background: linear-gradient(135deg, var(--bg-surface), rgba(245,179,66,0.04));
}

.calc-title {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 8px;
}

.calc-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.calc-form { display: flex; flex-direction: column; gap: 20px; }

.calc-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.calc-select {
  position: relative;
  cursor: pointer;
}

.calc-selected {
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.calc-selected::after {
  content: '▾';
  color: var(--text-muted);
  font-size: 12px;
}

.calc-options {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-top: 4px;
  display: none;
  z-index: 10;
  max-height: 200px;
  overflow-y: auto;
}

.calc-select.open .calc-options { display: block; }

.calc-option {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.calc-option:hover { background: var(--gold-glow); color: var(--gold); }

.calc-slider-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
}

.calc-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  outline: none;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  background: var(--gold);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 12px rgba(245,179,66,0.3);
}

.calc-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--gold);
  min-width: 70px;
  text-align: right;
}

.calc-result {
  text-align: center;
  padding: 24px;
  background: var(--bg-elevated);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.calc-result-label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.calc-result-value {
  display: block;
  font-size: 48px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold), #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.calc-result-note {
  display: block;
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 12px;
}

/* Platforms List */
.platform-list { display: flex; flex-direction: column; gap: 12px; }

.platform-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.platform-item:hover {
  border-color: var(--gold-dim);
  background: rgba(20,20,31,0.8);
}

.platform-item-left { display: flex; align-items: center; gap: 12px; }

.platform-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.platform-name { font-size: 14px; font-weight: 600; }

.platform-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.platform-btn {
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font);
  background: var(--gold-glow);
  border: 1px solid var(--gold-dim);
  border-radius: 6px;
  color: var(--gold);
  cursor: pointer;
  transition: var(--transition);
}

.platform-btn:hover {
  background: var(--gold);
  color: #0a0a0f;
}

/* ----- Rankings Full Page ----- */
.page-hero-sm {
  padding: 60px 24px 40px;
  text-align: center;
  background: linear-gradient(180deg, rgba(245,179,66,0.05), transparent);
}

.page-hero-sm h1 {
  font-size: 32px;
  font-weight: 900;
}

.page-hero-sm p {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 8px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.rankings-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.rankings-search input,
.games-search input,
.guides-search input {
  padding: 10px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: var(--transition);
  width: 260px;
}

.rankings-search input:focus,
.games-search input:focus,
.guides-search input:focus {
  border-color: var(--gold-dim);
}

.rankings-sort {
  display: flex;
  gap: 8px;
}

.sort-btn {
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.sort-btn:hover {
  border-color: var(--border-light);
  color: var(--text-secondary);
}

.sort-btn.active {
  background: var(--gold-glow);
  border-color: var(--gold-dim);
  color: var(--gold);
}

/* Games Page */
.games-controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.games-filter-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-chip {
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.filter-chip:hover {
  border-color: var(--border-light);
  color: var(--text-secondary);
}

.filter-chip.active {
  background: var(--gold-glow);
  border-color: var(--gold-dim);
  color: var(--gold);
}

/* Guides Page */
.guides-controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.guides-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* Platforms Page */
.platforms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.platform-card {
  padding: 28px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.platform-card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.platform-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.platform-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: white;
}

.platform-card-name {
  font-size: 18px;
  font-weight: 700;
}

.platform-card-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
  font-size: 12px;
  color: var(--text-muted);
}

.platform-card-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.platform-card-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}

.platform-card-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.platform-card-feature .check { color: var(--success); font-weight: 700; }

.platform-card .platform-btn {
  width: 100%;
  text-align: center;
  padding: 10px;
}

/* Platform Tips */
.platform-tips {
  margin-top: 48px;
  padding: 32px;
  background: rgba(239,68,68,0.04);
  border: 1px solid rgba(239,68,68,0.15);
  border-radius: var(--radius);
}

.platform-tips h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--danger);
  margin-bottom: 16px;
}

.platform-tips ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.platform-tips li {
  font-size: 14px;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
}

.platform-tips li::before {
  content: '⚠';
  position: absolute;
  left: 0;
  font-size: 12px;
}

/* About Page */
.about-content { padding-top: 24px; }

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.about-card {
  padding: 28px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.about-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--gold);
}

.about-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Guide Detail Page */
.guide-detail {
  padding: 40px 24px;
}

.guide-detail-header {
  margin-bottom: 32px;
}

.guide-detail-header .guide-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.guide-detail-header h1 {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}

.guide-detail-header .guide-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.guide-detail-body {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.9;
}

.guide-detail-body h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 32px 0 16px;
}

.guide-detail-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 24px 0 12px;
}

.guide-detail-body p {
  margin-bottom: 16px;
}

.guide-detail-body .data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}

.guide-detail-body .data-table th {
  text-align: left;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border-bottom: 2px solid var(--gold-dim);
  color: var(--gold);
  font-weight: 700;
}

.guide-detail-body .data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.guide-detail-body .data-table tr:hover td {
  background: var(--bg-surface-hover);
}

/* ----- Footer ----- */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  margin-top: 48px;
  position: relative;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), var(--gold), var(--gold-dim), transparent);
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 24px 24px;
}

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

.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-col p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-desc { margin-top: 8px; }

.footer-col a {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  padding: 6px 0;
  transition: var(--transition);
}

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

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.6;
  max-width: 700px;
  margin: 0 auto;
}

.footer-copy { margin-top: 12px; }

/* ----- Animations ----- */
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.count-animate { animation: countUp 0.6s ease forwards; }

/* ----- Empty State ----- */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-dim);
}

.empty-state-icon { font-size: 48px; margin-bottom: 16px; }
.empty-state-text { font-size: 14px; }

/* ----- Responsive ----- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .calc-section { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }

  .search-input { width: 160px; }
  .search-input:focus { width: 180px; }

  .hero-stats {
    flex-wrap: wrap;
    gap: 16px;
    padding: 20px 24px;
  }

  .stat-divider { display: none; }
  .stat-number { font-size: 24px; }
  .stat-item { flex: 1; min-width: 80px; }

  .section-title { font-size: 22px; }
  .section-header { flex-direction: column; align-items: flex-start; }

  .ranking-item { flex-wrap: wrap; }
  .ranking-earnings { width: 100%; text-align: left; }

  .guide-grid, .guide-grid-full { grid-template-columns: 1fr; }
  .game-grid, .game-grid-full { grid-template-columns: repeat(2, 1fr); }

  .rankings-controls { flex-direction: column; align-items: stretch; }
  .rankings-search input,
  .games-search input,
  .guides-search input { width: 100%; }

  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .eco-features { flex-direction: column; align-items: center; }
}

/* ============================================
   Newbie Zone
   ============================================ */
.nz-hero {
  text-align: center; padding: 48px 0 32px;
  border-bottom: 1px solid var(--border); margin-bottom: 32px;
}
.nz-hero-icon { font-size: 64px; margin-bottom: 12px; }
.nz-hero h1 { font-size: 36px; font-weight: 900; margin-bottom: 8px; }
.nz-hero p { color: var(--text-muted); font-size: 15px; }
.nz-section { margin-bottom: 40px; max-width: 800px; }
.nz-section h2 { font-size: 22px; font-weight: 800; color: var(--gold); margin-bottom: 16px; }
.nz-subtitle { color: var(--text-muted); font-size: 14px; margin-top: -12px; margin-bottom: 16px; }
.nz-steps { display: flex; flex-direction: column; gap: 16px; }
.nz-step { display: flex; gap: 16px; align-items: flex-start; }
.nz-step-num {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: var(--gold); color: #0a0a0f; font-weight: 900;
  display: flex; align-items: center; justify-content: center; font-size: 16px;
}
.nz-step-title { font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.nz-step-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }
.nz-faqs { display: flex; flex-direction: column; gap: 8px; }
.nz-faq {
  background: var(--bg-surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); overflow: hidden;
}
.nz-faq-q {
  padding: 14px 18px; cursor: pointer; font-weight: 600; color: var(--text-primary);
  font-size: 14px; user-select: none;
}
.nz-faq-q::-webkit-details-marker { color: var(--gold); }
.nz-faq-a {
  padding: 0 18px 14px; font-size: 14px; color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================
   Search Dropdown
   ============================================ */
.search-box { position: relative; }
.search-dropdown {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-sm); z-index: 1000;
  max-height: 400px; overflow-y: auto;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.search-dropdown-group { padding: 6px 0; }
.search-dropdown-group + .search-dropdown-group { border-top: 1px solid var(--border); }
.search-dropdown-label {
  padding: 6px 14px 4px; font-size: 11px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.search-dropdown-item {
  padding: 8px 14px; cursor: pointer; color: var(--text-secondary);
  font-size: 13px; transition: 0.15s;
}
.search-dropdown-item:hover { background: var(--bg-surface-hover); color: var(--gold); }
.sd-sub { color: var(--text-muted); font-size: 11px; margin-left: 6px; }

/* ============================================
   Game Detail Page
   ============================================ */
.game-detail-hero {
  display: flex; gap: 32px; padding: 32px 0 40px;
  border-bottom: 1px solid var(--border); margin-bottom: 32px;
  align-items: flex-start;
}
.gd-icon { font-size: 72px; line-height: 1; flex-shrink: 0; }
.gd-info { flex: 1; min-width: 0; }
.gd-info h1 { font-size: 32px; font-weight: 900; margin-bottom: 8px; }
.gd-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.gd-genre { font-size: 13px; color: var(--text-muted); padding: 3px 10px; background: var(--bg-surface); border-radius: 20px; border: 1px solid var(--border); }
.gd-rank { font-size: 13px; color: var(--gold); padding: 3px 10px; background: var(--gold-glow); border-radius: 20px; }
.gd-tag { font-size: 12px; padding: 3px 10px; border-radius: 20px; }
.gd-tag.up { color: var(--success); background: rgba(34,197,94,0.1); }
.gd-tag.down { color: var(--danger); background: rgba(239,68,68,0.1); }
.gd-tag.stable { color: var(--text-muted); background: var(--bg-surface); }
.gd-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.gd-stat {
  padding: 14px; background: var(--bg-surface); border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.gd-stat-value { display: block; font-size: 14px; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.gd-stat-value .star { font-size: 13px; }
.gd-stat-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.3px; }
.gd-content { max-width: 800px; }
.gd-description h2 { font-size: 20px; font-weight: 800; color: var(--gold); margin-bottom: 12px; }
.gd-description p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 32px; }
.gd-guides h2 { font-size: 20px; font-weight: 800; color: var(--gold); margin-bottom: 16px; }
.gd-guides-count { font-size: 14px; color: var(--text-muted); font-weight: 400; }
.gd-guides-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 32px; }
.gd-guide-item {
  display: block; padding: 16px 20px; background: var(--bg-surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  text-decoration: none; transition: 0.3s;
}
.gd-guide-item:hover { border-color: var(--gold-dim); transform: translateY(-2px); }
.gd-guide-title { color: var(--text-primary); font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.gd-guide-meta { color: var(--text-muted); font-size: 12px; }
.gd-section h2 { font-size: 20px; font-weight: 800; color: var(--gold); margin-bottom: 12px; }
.gd-section p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 24px; }
.gd-related h2 { font-size: 20px; font-weight: 800; color: var(--gold); margin-bottom: 16px; }
.gd-related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-bottom: 24px; }

@media (max-width: 600px) {
  .game-detail-hero { flex-direction: column; gap: 16px; }
  .gd-icon { font-size: 48px; }
  .gd-stats { grid-template-columns: repeat(2, 1fr); }
  .gd-info h1 { font-size: 24px; }
}

@media (max-width: 480px) {
  .game-grid, .game-grid-full { grid-template-columns: 1fr 1fr; gap: 10px; }
  .game-card { padding: 16px; }
  .game-card-icon { font-size: 32px; }
  .search-box { display: none; }
}

/* ============================================
   Live Stream Section
   ============================================ */
.live-section { padding: 24px 0 48px; }
.live-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}
.live-tab {
  padding: 10px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
.live-tab:hover {
  background: var(--bg-surface-hover);
  color: var(--text-primary);
}
.live-tab.active {
  background: var(--gold-glow);
  border-color: var(--gold);
  color: var(--gold);
}
.live-bili-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 16px;
  border: 1px solid var(--border);
}
.live-bili-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.live-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
  align-items: start;
}
.live-main { min-width: 0; }
.live-video-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 16px;
  border: 1px solid var(--border);
}
.live-video-wrap video {
  width: 100%;
  height: 100%;
  display: block;
  background: #000;
}
.live-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.7);
  color: var(--text-secondary);
  font-size: 15px;
  pointer-events: none;
  z-index: 2;
  transition: opacity 0.2s;
}
.live-overlay.hidden { opacity: 0; pointer-events: none; }
.live-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.live-controls .btn { padding: 10px 18px; }
.live-status {
  font-size: 13px;
  color: var(--text-secondary);
  font-family: ui-monospace, "SF Mono", Consolas, monospace;
  padding: 6px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  flex: 1;
  min-width: 200px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.live-status.ok { color: var(--success); border-color: rgba(34, 197, 94, 0.3); }
.live-status.error { color: var(--danger); border-color: rgba(239, 68, 68, 0.3); }
.live-log {
  max-height: 180px;
  overflow-y: auto;
  padding: 10px 12px;
  background: #0a0a0f;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: ui-monospace, "SF Mono", Consolas, monospace;
  font-size: 11px;
  line-height: 1.5;
  color: var(--text-muted);
}
.live-log-line { margin-bottom: 1px; }
.live-log-line.info { color: #aaa; }
.live-log-line.warn { color: var(--warning); }
.live-log-line.error { color: var(--danger); }
.live-log-line.ok { color: var(--success); }

.live-sidebar h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.live-rooms {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}
.live-room {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  text-align: left;
  width: 100%;
  color: inherit;
  font: inherit;
}
.live-room:hover {
  background: var(--bg-surface-hover);
  border-color: var(--gold-dim);
  transform: translateX(2px);
}
.live-room.active {
  background: var(--gold-glow);
  border-color: var(--gold);
}
.live-room-icon { font-size: 20px; flex-shrink: 0; }
.live-room-info { flex: 1; min-width: 0; }
.live-room-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.live-room-id {
  font-size: 11px;
  color: var(--text-muted);
  font-family: ui-monospace, monospace;
}
.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  flex-shrink: 0;
  box-shadow: 0 0 6px var(--success);
  animation: live-pulse 1.5s ease-in-out infinite;
}
@keyframes live-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}
.live-note {
  padding: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.8;
}
.live-note p { margin: 0; }

@media (max-width: 900px) {
  .live-grid { grid-template-columns: 1fr; }
  .live-sidebar { order: -1; }
}
@media (max-width: 480px) {
  .live-video-wrap { aspect-ratio: 16/9; }
  .live-controls .btn { padding: 8px 12px; font-size: 13px; }
  .live-status { font-size: 11px; min-width: 0; flex-basis: 100%; }
}