/* ========================================
   科技感个人主页样式文件
   ======================================== */

/* CSS 变量 - 科技感配色方案 */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a25;
  --bg-card-hover: #252535;
  
  --primary-cyan: #00d9ff;
  --primary-blue: #0066ff;
  --primary-purple: #8b5cf6;
  --primary-pink: #ec4899;
  
  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --text-muted: #6b6b7b;
  
  --border-glow: rgba(0, 217, 255, 0.3);
  --shadow-glow: rgba(0, 217, 255, 0.15);
  
  --gradient-primary: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
  --gradient-secondary: linear-gradient(135deg, var(--primary-cyan), var(--primary-blue));
  --gradient-accent: linear-gradient(135deg, var(--primary-purple), var(--primary-pink));
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* 全局重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* 动态背景 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(ellipse at 20% 20%, rgba(0, 217, 255, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(0, 102, 255, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* 网格背景效果 */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(0, 217, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 217, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: -1;
}

/* 通用容器 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========================================
   头部导航
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 217, 255, 0.1);
  transition: var(--transition-smooth);
}

.header.scrolled {
  background: rgba(10, 10, 15, 0.95);
  box-shadow: 0 4px 30px rgba(0, 217, 255, 0.1);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.logo:hover {
  text-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
}

.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-smooth);
  position: relative;
  padding: 5px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-smooth);
}

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

.nav-links a:hover::after {
  width: 100%;
}

/* 移动端菜单按钮 */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

/* ========================================
   英雄区（个人介绍）
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 20px 60px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  z-index: 1;
}

.hero-avatar {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin-bottom: 30px;
  border: 3px solid transparent;
  background: var(--gradient-primary) border-box;
  background-clip: content-box, border-box;
  animation: avatar-glow 3s ease-in-out infinite;
}

@keyframes avatar-glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
  }
  50% {
    box-shadow: 0 0 40px rgba(0, 217, 255, 0.6);
  }
}

.hero-title {
  font-size: 3rem;
  margin-bottom: 15px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fade-in-up 0.8s ease-out;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
  animation: fade-in-up 0.8s ease-out 0.2s backwards;
}

.hero-description {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 40px;
  animation: fade-in-up 0.8s ease-out 0.4s backwards;
}

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fade-in-up 0.8s ease-out 0.6s backwards;
}

/* ========================================
   按钮样式
   ======================================== */
.btn {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-bounce);
  cursor: pointer;
  border: none;
  font-size: 1rem;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-primary);
  box-shadow: 0 4px 15px var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 102, 255, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-cyan);
  border: 2px solid var(--primary-cyan);
}

.btn-secondary:hover {
  background: var(--primary-cyan);
  color: var(--bg-primary);
  transform: translateY(-3px);
}

/* ========================================
   章节通用样式
   ======================================== */
.section {
  padding: 80px 0;
}

.section-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 15px;
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 60px;
  font-size: 1.1rem;
}

/* ========================================
   软件卡片区域
   ======================================== */
.software-section {
  background: var(--bg-secondary);
  position: relative;
}

.software-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

/* 软件卡片 - 整卡可点击 */
.software-card {
  background: var(--bg-card);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition-bounce);
  border: 1px solid rgba(0, 217, 255, 0.1);
  position: relative;
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.software-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 16px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: -1;
}

.software-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary-cyan);
  box-shadow: 0 20px 40px rgba(0, 217, 255, 0.2);
}

.software-card:hover::before {
  opacity: 0.05;
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--bg-card-hover);
  display: block;
  transition: var(--transition-smooth);
}

.software-card:hover .card-image {
  transform: scale(1.05);
}

.card-content {
  padding: 25px;
}

.card-title {
  font-size: 1.4rem;
  margin-bottom: 10px;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

.software-card:hover .card-title {
  color: var(--primary-cyan);
}

.card-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 15px;
}

.card-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  background: rgba(0, 217, 255, 0.1);
  color: var(--primary-cyan);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  border: 1px solid rgba(0, 217, 255, 0.2);
}

/* ========================================
   广告位
   ======================================== */
.ads-section {
  padding: 60px 0;
}

.ads-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.ad-card {
  background: var(--bg-card);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(139, 92, 246, 0.2);
  transition: var(--transition-smooth);
  cursor: pointer;
  text-decoration: none;
  display: block;
  position: relative;
}

.ad-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 16px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: -1;
}

.ad-card:hover {
  transform: scale(1.02);
  border-color: var(--primary-purple);
  box-shadow: 0 15px 35px rgba(139, 92, 246, 0.25);
}

.ad-card:hover::after {
  opacity: 0.05;
}

.ad-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  background: var(--bg-card-hover);
  display: block;
}

.ad-label {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(236, 72, 153, 0.9);
  color: white;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 1;
}

/* ========================================
   软件展示页面模板样式
   ======================================== */
.software-detail {
  padding-top: 120px;
  min-height: 100vh;
}

.software-header {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: start;
  margin-bottom: 80px;
}

.software-icon {
  width: 100%;
  max-width: 300px;
  aspect-ratio: 1;
  border-radius: 30px;
  background: var(--gradient-primary);
  padding: 3px;
  box-shadow: 0 20px 60px rgba(0, 102, 255, 0.3);
}

.software-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 27px;
  background: var(--bg-card);
}

.software-info h1 {
  font-size: 3rem;
  margin-bottom: 15px;
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.software-version {
  display: inline-block;
  background: rgba(0, 217, 255, 0.1);
  color: var(--primary-cyan);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  margin-bottom: 20px;
  border: 1px solid rgba(0, 217, 255, 0.3);
}

.software-meta {
  display: flex;
  gap: 30px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.meta-item {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.meta-item strong {
  color: var(--text-primary);
}

.software-description {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 30px;
}

/* 下载按钮区域 */
.download-section {
  background: var(--bg-card);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 60px;
  border: 1px solid rgba(0, 217, 255, 0.2);
  text-align: center;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 50px;
  font-size: 1.2rem;
  background: var(--gradient-primary);
  color: var(--text-primary);
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  transition: var(--transition-bounce);
  box-shadow: 0 10px 40px rgba(0, 102, 255, 0.4);
  position: relative;
  overflow: hidden;
}

.download-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: 0.5s;
}

.download-btn:hover::before {
  left: 100%;
}

.download-btn:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 50px rgba(0, 102, 255, 0.6);
}

.download-info {
  margin-top: 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* 功能特性 */
.features-section {
  margin-bottom: 80px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--bg-card);
  padding: 30px;
  border-radius: 16px;
  border: 1px solid rgba(0, 217, 255, 0.1);
  transition: var(--transition-smooth);
}

.feature-card:hover {
  border-color: var(--primary-cyan);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 217, 255, 0.15);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.feature-title {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.feature-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 截图展示 */
.screenshots-section {
  margin-bottom: 80px;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 20px;
}

.screenshot-item {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(0, 217, 255, 0.15);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.screenshot-item:hover {
  transform: scale(1.03);
  border-color: var(--primary-cyan);
  box-shadow: 0 10px 30px rgba(0, 217, 255, 0.2);
}

.screenshot-item img {
  width: 100%;
  height: auto;
  display: block;
}

/* ========================================
   页脚
   ======================================== */
.footer {
  background: var(--bg-secondary);
  padding: 40px 0;
  border-top: 1px solid rgba(0, 217, 255, 0.1);
}

.footer-content {
  text-align: center;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 20px;
  list-style: none;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

.copyright {
  font-size: 0.9rem;
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 20px;
    gap: 15px;
    border-top: 1px solid rgba(0, 217, 255, 0.1);
  }

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

  .menu-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .section-title {
    font-size: 2rem;
  }

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

  .software-header {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .software-info h1 {
    font-size: 2rem;
  }

  .software-icon {
    max-width: 200px;
  }

  .download-btn {
    padding: 15px 35px;
    font-size: 1rem;
  }

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

  .ads-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 80px 15px 40px;
  }

  .hero-title {
    font-size: 1.8rem;
  }

  .section {
    padding: 50px 0;
  }

  .card-content {
    padding: 20px;
  }

  .download-section {
    padding: 25px;
  }
}

/* ========================================
   动画效果
   ======================================== */
.fade-in {
  animation: fade-in 0.6s ease-out;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.slide-in-left {
  animation: slide-in-left 0.6s ease-out;
}

@keyframes slide-in-left {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slide-in-right 0.6s ease-out;
}

@keyframes slide-in-right {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 滚动动画类 */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}