:root {
  --primary: #9b59f4;
  --primary-light: #b88ef9;
  --primary-dark: #7c3aed;
  --secondary: #ff6b9d;
  --accent: #4fd1c5;
  --accent-yellow: #fbbf24;
  
  --bg-white: #ffffff;
  --bg-light: #f8f9ff;
  --bg-gradient: linear-gradient(135deg, #fef3f8 0%, #f0f4ff 100%);
  
  --text-primary: #2d3748;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  
  --border-color: rgba(155, 89, 244, 0.1);
  --shadow-sm: 0 2px 8px rgba(155, 89, 244, 0.1);
  --shadow-md: 0 4px 20px rgba(155, 89, 244, 0.15);
  --shadow-lg: 0 10px 40px rgba(155, 89, 244, 0.2);
  
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-light);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* 粒子背景 */
.particles-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

/* 导航栏 */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(155, 89, 244, 0.1);
  transition: all 0.3s ease;
}

.nav-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.logo-icon {
  width: 45px;
  height: 45px;
  position: relative;
}

.logo-ring {
  fill: none;
  stroke: var(--primary);
  stroke-width: 2;
  opacity: 0.3;
}

.logo-center {
  fill: none;
  stroke: var(--primary);
  stroke-width: 2;
  opacity: 0.6;
}

.logo-dot {
  fill: var(--primary);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.8; }
}

.logo-text {
  font-family: 'Quicksand', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  transition: color 0.3s ease;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.3s ease;
  border-radius: 2px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Hero 区域 */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 8rem 2rem 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--bg-gradient);
  z-index: 1;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: float 20s ease-in-out infinite;
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--primary), transparent);
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--secondary), transparent);
  bottom: 10%;
  right: 10%;
  animation-delay: 5s;
}

.orb-3 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, var(--accent), transparent);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: 10s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.1); }
  66% { transform: translate(-30px, 30px) scale(0.9); }
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 900px;
  animation: fadeInUp 1s ease-out;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.9);
  border: 2px solid var(--border-color);
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
  animation: fadeInUp 1s ease-out 0.2s both;
}

.badge-icon {
  font-size: 1.2rem;
  animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.2) rotate(20deg); }
}

.hero-title {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.title-main {
  display: block;
  color: var(--text-primary);
  animation: fadeInUp 1s ease-out 0.3s both;
}

.title-highlight {
  display: block;
  background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease-out 0.4s both, gradientShift 8s ease infinite;
  background-size: 200% 200%;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  margin-bottom: 3rem;
  line-height: 1.8;
  animation: fadeInUp 1s ease-out 0.5s both;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
  animation: fadeInUp 1s ease-out 0.6s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  box-shadow: 0 4px 15px rgba(155, 89, 244, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(155, 89, 244, 0.4);
}

.btn-primary svg {
  width: 20px;
  height: 20px;
  stroke-width: 2.5;
}

.btn-outline {
  background: white;
  color: var(--primary);
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.hero-stats {
  display: flex;
  gap: 3rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.7s both;
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: 'Quicksand', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--border-color), transparent);
}

.scroll-hint {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  z-index: 10;
  animation: fadeInUp 1s ease-out 1s both;
}

.scroll-line {
  width: 2px;
  height: 50px;
  background: linear-gradient(to bottom, var(--primary), transparent);
  border-radius: 2px;
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0%, 100% {
    transform: translateY(-10px);
    opacity: 0;
  }
  50% {
    transform: translateY(10px);
    opacity: 1;
  }
}

.scroll-hint span {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* 通用区块样式 */
section {
  padding: 6rem 0;
  position: relative;
  z-index: 10;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-block;
  font-family: 'Quicksand', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

/* 关于我们 */
.about {
  background: white;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.about-card {
  background: var(--bg-gradient);
  padding: 2.5rem;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.about-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.about-card:hover::before {
  transform: scaleX(1);
}

.card-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-md);
}

.card-icon svg {
  width: 35px;
  height: 35px;
  stroke: white;
  stroke-width: 2;
}

.about-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.about-card p {
  color: var(--text-secondary);
  line-height: 1.8;
}

/* 游戏作品 */
.games {
  background: var(--bg-light);
}

.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.game-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
  cursor: pointer;
}

.game-card.featured {
  grid-column: span 2;
}

.game-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.game-image {
  height: 280px;
  background: linear-gradient(135deg, var(--primary-light), var(--accent));
  position: relative;
  overflow: hidden;
}

.featured .game-image {
  height: 380px;
}

.game-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(155, 89, 244, 0.2), rgba(77, 209, 197, 0.2));
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.game-badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.game-tags {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  padding: 0.4rem 1rem;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.game-info {
  padding: 2rem;
}

.game-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.game-desc {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.game-meta {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* 技术栈 */
.tech {
  background: white;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.tech-category {
  background: var(--bg-gradient);
  padding: 2rem;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
}

.tech-category:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.tech-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.tech-category h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tech-item {
  padding: 0.6rem 1.2rem;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.tech-item:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* 团队 */
.team {
  background: var(--bg-light);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.team-card {
  background: white;
  padding: 2rem;
  border-radius: var(--radius-md);
  text-align: center;
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
}

.team-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.team-avatar {
  width: 100px;
  height: 100px;
  margin: 0 auto 1.5rem;
}

.avatar-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  box-shadow: var(--shadow-md);
}

.team-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.team-role {
  font-size: 0.95rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.team-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.join-cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  padding: 3rem;
  border-radius: var(--radius-lg);
  text-align: center;
  color: white;
  box-shadow: var(--shadow-lg);
}

.join-content h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.join-content p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.join-cta .btn-primary {
  background: white;
  color: var(--primary);
}

/* 联系我们 */
.contact {
  background: white;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.info-card {
  background: var(--bg-gradient);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  display: flex;
  gap: 1.5rem;
  align-items: center;
  transition: all 0.3s ease;
}

.info-card:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.info-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-icon svg {
  width: 24px;
  height: 24px;
  stroke: white;
  stroke-width: 2;
}

.info-text h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
}

.info-text a,
.info-text p {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.contact-form {
  background: var(--bg-gradient);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 2px solid var(--border-color);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: white;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(155, 89, 244, 0.1);
}

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

/* 页脚 */
.footer {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 2rem;
}

/* 合规声明样式 - 低调版 */
.footer-compliance {
  padding: 1.5rem 0;
  margin-bottom: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.compliance-text {
  font-size: 0.75rem;
  line-height: 1.6;
  opacity: 0.5;
  margin-bottom: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
}

.compliance-text:last-child {
  margin-bottom: 0;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.footer-logo svg {
  width: 50px;
  height: 50px;
}

.footer-logo .logo-ring,
.footer-logo .logo-center {
  stroke: white;
}

.footer-logo .logo-dot {
  fill: white;
}

.footer-name {
  font-family: 'Quicksand', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.footer-tagline {
  font-size: 0.95rem;
  opacity: 0.8;
}

.footer-desc {
  opacity: 0.9;
  line-height: 1.8;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

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

.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  margin-bottom: 0.75rem;
  transition: all 0.3s ease;
}

.footer-col a:hover {
  color: white;
  transform: translateX(3px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  opacity: 0.8;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1.2rem;
}

.footer-social a:hover {
  background: white;
  transform: translateY(-3px);
}

/* 响应式 */
@media (max-width: 1024px) {
  .game-card.featured {
    grid-column: span 1;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .hero {
    padding: 6rem 1.5rem 3rem;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero-stats {
    gap: 2rem;
  }
  
  .about-grid,
  .games-grid,
  .tech-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}