/* ============================================
   MININSIDE GAMES - Custom Styles
   Dark Neon Theme - Gaming Corporate Website
   ============================================ */

/* CSS Custom Properties */
:root {
  --bg-primary: #080c14;
  --bg-secondary: #0d1220;
  --bg-card: #111827;
  --bg-card-hover: #1a2235;
  --text-primary: #e8e8ed;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --accent-cyan: #00e5ff;
  --accent-cyan-dim: rgba(0, 229, 255, 0.15);
  --accent-purple: #a855f7;
  --accent-purple-dim: rgba(168, 85, 247, 0.15);
  --accent-magenta: #ec4899;
  --accent-green: #10b981;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-medium: rgba(255, 255, 255, 0.1);
  --glow-cyan: 0 0 20px rgba(0, 229, 255, 0.3), 0 0 40px rgba(0, 229, 255, 0.1);
  --glow-purple: 0 0 20px rgba(168, 85, 247, 0.3), 0 0 40px rgba(168, 85, 247, 0.1);
  --nav-height: 72px;
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Selection */
::selection {
  background: var(--accent-cyan);
  color: var(--bg-primary);
}

/* Focus styles for accessibility */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Skip to main content - accessibility */
.skip-to-main {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 9999;
  background: var(--accent-cyan);
  color: var(--bg-primary);
  padding: 8px 16px;
  border-radius: 0 0 8px 8px;
  font-weight: 600;
  font-size: 14px;
  transition: top 0.2s ease;
}

.skip-to-main:focus {
  top: 0;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(8, 12, 20, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(8, 12, 20, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  z-index: 1001;
}

.nav-logo img {
  max-height: 48px;
  height: auto;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  transition: opacity var(--transition-base);
}

.nav-logo-fallback {
  display: none;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav-logo img.error + .nav-logo-fallback,
.nav-logo img[src=""] + .nav-logo-fallback {
  display: inline;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-base);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
  box-shadow: var(--glow-cyan);
}

/* Language Toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-medium);
  border-radius: 24px;
  padding: 3px;
  margin-left: 8px;
  cursor: pointer;
  transition: all var(--transition-base);
}

.lang-toggle:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.1);
}

.lang-option {
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--transition-base);
  border: none;
  background: transparent;
  cursor: pointer;
}

.lang-option.active {
  background: var(--accent-cyan);
  color: var(--bg-primary);
  box-shadow: var(--glow-cyan);
}

/* Mobile Menu Toggle */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

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

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

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

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  height: calc(100vh - var(--nav-height));
  max-height: calc(100vh - var(--nav-height));
  background: rgba(8, 12, 20, 0.98);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  z-index: 999;
  padding: 16px 20px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.mobile-menu.open {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
}

.mobile-menu a {
  display: block;
  width: 100%;
  flex-shrink: 0;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1.15rem;
  font-weight: 500;
  padding: 14px 20px;
  border-radius: 12px;
  transition: all var(--transition-base);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0, 229, 255, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(168, 85, 247, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  padding: 0 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-cyan-dim);
  border: 1px solid rgba(0, 229, 255, 0.2);
  color: var(--accent-cyan);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease-out;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin: 0 0 20px;
  letter-spacing: -0.03em;
  animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-title-gradient {
  background: linear-gradient(135deg, #ffffff 0%, var(--accent-cyan) 50%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 30px rgba(0, 229, 255, 0.3));
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin: 0 0 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), #0097a7);
  color: var(--bg-primary);
  box-shadow: 0 4px 20px rgba(0, 229, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.btn-outline:hover {
  border-color: var(--accent-cyan);
  background: rgba(0, 229, 255, 0.05);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.1);
  transform: translateY(-2px);
}

/* ============================================
   Featured Games Section
   ============================================ */
.section {
  padding: 100px 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 16px;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
}

/* Game Cards */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.game-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
}

.game-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 229, 255, 0.3);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.4),
    0 0 30px rgba(0, 229, 255, 0.1);
}

.game-card-image {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-secondary);
}

.game-card-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.game-card:hover .game-card-image img {
  transform: scale(1.08);
}

.game-card-image-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
  color: var(--text-muted);
}

.game-card-image-placeholder svg {
  width: 48px;
  height: 48px;
  opacity: 0.3;
}

.game-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 12, 20, 0.9) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

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

.game-card-overlay-text {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.9rem;
}

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

.game-card-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.game-card-tag.action {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.game-card-tag.puzzle {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
}

.game-card-tag.rpg {
  background: rgba(168, 85, 247, 0.15);
  color: #a855f7;
}

.game-card-tag.casual {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}

.game-card-tag.strategy {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}

.game-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px;
}

.game-card-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  grid-column: 1 / -1;
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

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

/* ============================================
   About Page
   ============================================ */
.about-hero {
  padding: calc(var(--nav-height) + 80px) 24px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(168, 85, 247, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(0, 229, 255, 0.05) 0%, transparent 50%);
}

.about-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px 100px;
}

.about-section {
  margin-bottom: 60px;
}

.about-section h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.about-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.info-block {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 32px;
  margin-top: 24px;
}

.info-block h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 20px;
}

.info-row {
  display: flex;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-subtle);
  gap: 20px;
}

.info-row:last-child {
  border-bottom: none;
}

.info-label {
  font-weight: 600;
  color: var(--text-primary);
  min-width: 160px;
  flex-shrink: 0;
}

.info-value {
  color: var(--text-secondary);
  word-break: break-word;
}

.business-areas {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.business-area-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  transition: all var(--transition-base);
}

.business-area-card:hover {
  border-color: var(--accent-purple);
  box-shadow: 0 8px 24px rgba(168, 85, 247, 0.1);
}

.business-area-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.business-area-title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

/* ============================================
   Contact Page
   ============================================ */
.contact-hero {
  padding: calc(var(--nav-height) + 80px) 24px 60px;
  text-align: center;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px 100px;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 32px;
}

.contact-info-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-cyan-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent-cyan);
  font-size: 1.2rem;
}

.contact-item-content h3 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 4px;
}

.contact-item-content p,
.contact-item-content a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
  text-decoration: none;
  transition: color var(--transition-base);
}

.contact-item-content a:hover {
  color: var(--accent-cyan);
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 32px;
}

.contact-form-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-medium);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px var(--accent-cyan-dim);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--accent-cyan), #0097a7);
  color: var(--bg-primary);
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-base);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.4);
}

/* ============================================
   Privacy Policy Page
   ============================================ */
.privacy-hero {
  padding: calc(var(--nav-height) + 60px) 24px 40px;
  text-align: center;
  position: relative;
}

.privacy-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 24px 100px;
}

.privacy-content section {
  margin-bottom: 40px;
}

.privacy-content h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}

.privacy-content h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 24px 0 12px;
}

.privacy-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.privacy-content ul {
  color: var(--text-secondary);
  line-height: 1.8;
  padding-left: 20px;
  margin-bottom: 16px;
}

.privacy-content ul li {
  margin-bottom: 8px;
}

.privacy-content a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition-base);
}

.privacy-content a:hover {
  color: #fff;
  text-decoration: underline;
}

.privacy-date {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 32px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 60px 24px 30px;
}

.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}

.footer-brand img {
  height: 36px;
  width: auto;
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

.footer-col h4 {
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-base);
}

.footer-col ul li a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  max-width: 1280px;
  margin: 40px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0;
}

.footer-email {
  color: var(--accent-cyan);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: color var(--transition-base);
}

.footer-email:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color var(--transition-base);
}

.footer-bottom-links a:hover {
  color: var(--accent-cyan);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes glow-pulse {
  0%, 100% {
    box-shadow: 0 0 8px rgba(0, 229, 255, 0.2);
  }
  50% {
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.4);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.3s; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.4s; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.5s; }

.stagger-children.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Copy Button
   ============================================ */
.copy-btn {
  background: transparent;
  border: 1px solid var(--accent-cyan);
  border-radius: 6px;
  padding: 4px 14px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-cyan);
  font-family: inherit;
  transition: all var(--transition-base);
}

.copy-btn:hover {
  background: rgba(0, 229, 255, 0.1);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.15);
}

.copy-btn.copied {
  background: rgba(16, 185, 129, 0.15);
  border-color: #10b981;
  color: #10b981;
}

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

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

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1023px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 767px) {
  :root {
    --nav-height: 64px;
  }

  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .section {
    padding: 60px 16px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .info-row {
    flex-direction: column;
    gap: 4px;
  }

  .info-label {
    min-width: auto;
  }

  .business-areas {
    grid-template-columns: 1fr 1fr;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .business-areas {
    grid-template-columns: 1fr;
  }

  .info-block {
    padding: 20px;
  }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
  .navbar,
  .mobile-menu-btn,
  .mobile-menu,
  .lang-toggle,
  .hero-particles {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .hero,
  .section {
    padding: 20px 0;
  }
}