/*
Theme Name: kuaizlian
Author: lh
Description: kuaizlian SEO 主题
Version: 1.02
*/
  * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
  }

  body {
      font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
      background: #fefbff;
      color: #1e1b2b;
      line-height: 1.45;
  }

  .navbar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 1rem 12rem;
      background: rgba(255, 255, 255, 0.97);
      backdrop-filter: blur(8px);
      position: sticky;
      top: 0;
      z-index: 100;
      border-bottom: 1px solid rgba(204, 92, 235, 0.2);
      box-shadow: 0 2px 12px rgba(0,0,0,0.02);
  }

  .logo {
      font-size: 1.4rem;
      font-weight: 800;
      background: linear-gradient(135deg, #9b3bc2, #cc5ceb);
      background-clip: text;
      -webkit-background-clip: text;
      color: transparent;
      letter-spacing: -0.3px;
  }

  .nav-links {
      display: flex;
      gap: 2rem;
      align-items: center;
  }

  .nav-links a {
      text-decoration: none;
      font-weight: 500;
      color: #2d2a3e;
      transition: 0.2s;
      font-size: 1rem;
  }

  .nav-links a:hover {
      color: #cc5ceb;
  }


    .nav-links a.active {
        color: #cc5ceb; 
        font-weight: 600;
        border-bottom: 2px solid #cc5ceb; 
    }

  .auth-buttons {
      display: flex;
      gap: .5rem;
  }

  .btn-outline {
      background: transparent;
      border: 1.5px solid #cc5ceb;
      padding: 0.4rem 1.2rem;
      border-radius: 40px;
      font-weight: 600;
      color: #cc5ceb;
      cursor: pointer;
      transition: 0.2s;
      font-size: 0.9rem;
  }

  .btn-outline:hover {
      background: #cc5ceb10;
      border-color: #b03ad4;
  }

  .btn-primary {
      background: #cc5ceb;
      border: none;
      padding: 0.4rem 1.3rem;
      border-radius: 40px;
      font-weight: 600;
      color: white;
      cursor: pointer;
      transition: 0.2s;
      font-size: 0.9rem;
      box-shadow: 0 2px 8px rgba(204,92,235,0.25);
  }

  .btn-primary:hover {
      background: #b03ad4;
      transform: translateY(-1px);
  }

  .hero {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      max-width: 1280px;
      margin: 2rem auto 2rem;
      padding: 2rem 5%;
      gap: 3rem;
  }

  .hero-content {
      flex: 1.2;
      min-width: 280px;
  }

  .hero-badge {
      background: #f2e6fc;
      color: #b03ad4;
      display: inline-block;
      padding: 0.3rem 1rem;
      border-radius: 40px;
      font-size: 0.8rem;
      font-weight: 700;
      margin-bottom: 1.2rem;
  }

  .hero-content h1 {
      font-size: 2.2rem;
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 1.2rem;
      background: linear-gradient(115deg, #6e2b8f, #cc5ceb, #e3a0ff);
      background-clip: text;
      -webkit-background-clip: text;
      color: transparent;
  }

  .hero-desc {
      font-size: 1.18rem;
      line-height: 1.5;
      color: #3a3650;
      margin-bottom: 2rem;
      max-width: 90%;
  }

  .download-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
      margin: 1.8rem 0 0.5rem;
  }

  .download-btn {
      background: white;
      border-radius: 60px;
      padding: 0.7rem 1.6rem;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 600;
      box-shadow: 0 5px 12px rgba(0,0,0,0.04);
      transition: all 0.25s;
      border: 1px solid #e9daf5;
      text-decoration: none;
      color: #2d2a3e;
      font-size: 0.95rem;
      font-family: inherit;
  }

  .download-btn svg {
      width: 20px;
      height: 20px;
  }

  .download-btn:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 20px rgba(204,92,235,0.2);
      border-color: #cc5ceb;
      color: #cc5ceb;
  }

  .hero-stats {
      margin-top: 2rem;
      display: flex;
      gap: 2rem;
      font-size: 0.9rem;
      color: #5a4e74;
  }

  .hero-stats div strong {
      font-size: 1.3rem;
      color: #9b3bc2;
      display: block;
  }

  .hero-visual {
      flex: 1;
      background: radial-gradient(circle at 30% 20%, rgba(204,92,235,0.08), transparent 70%);
      border-radius: 48px;
      padding: 1rem;
      text-align: center;
  }

  .globe-icon {
      font-size: 8rem;
      filter: drop-shadow(0 8px 12px rgba(0,0,0,0.05));
  }

  .feature-highlight {
      background: rgba(255,255,255,0.8);
      backdrop-filter: blur(4px);
      border-radius: 32px;
      padding: 1rem 1.5rem;
      margin-top: 1rem;
      border: 1px solid rgba(204,92,235,0.35);
      font-weight: 500;
  }

  .advantages-section {
      max-width: 1280px;
      margin: 3rem auto 4rem;
      padding: 0 5%;
  }

  .section-header {
      text-align: center;
      margin-bottom: 2.5rem;
  }

  .section-header h2 {
      font-size: 2rem;
      font-weight: 800;
      background: linear-gradient(125deg, #6e2b8f, #cc5ceb);
      background-clip: text;
      -webkit-background-clip: text;
      color: transparent;
      display: inline-block;
      margin-bottom: 0.75rem;
  }

  .section-header p {
      color: #5a4e74;
      font-size: 1.1rem;
      max-width: 780px;
      margin: 0 auto;
      line-height: 1.5;
  }

  .advantage-main-text {
      background: #fbf5ff;
      border-radius: 32px;
      padding: 2rem 2rem;
      margin-bottom: 3rem;
      border-left: 6px solid #cc5ceb;
      box-shadow: 0 8px 20px rgba(0,0,0,0.02);
  }

  .advantage-main-text p {
      font-size: 1.12rem;
      line-height: 1.6;
      color: #2b273f;
      margin-bottom: 0.8rem;
  }

  .advantage-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 1.8rem;
      margin-top: 1.5rem;
  }

  .advantage-card {
      background: white;
      border-radius: 28px;
      padding: 1.8rem 1.6rem;
      transition: all 0.3s ease;
      border: 1px solid #f0e4fa;
      box-shadow: 0 5px 15px rgba(0,0,0,0.02);
  }

  .advantage-card:hover {
      transform: translateY(-6px);
      border-color: #cc5ceb;
      box-shadow: 0 20px 30px -12px rgba(204,92,235,0.2);
  }

  .card-icon {
      font-size: 2.6rem;
      margin-bottom: 1rem;
      display: inline-block;
  }

  .advantage-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 0.75rem;
      color: #2c273f;
      letter-spacing: -0.2px;
  }

  .advantage-card p {
      color: #5a4e74;
      line-height: 1.5;
      font-size: 0.96rem;
  }

  .upgrade-section {
      background: linear-gradient(125deg, #f7f0fe 0%, #ffffff 100%);
      border-radius: 48px;
      max-width: 1130px;
      margin: 3rem auto 3rem;
      padding: 2rem 2rem 3rem 2rem;
      text-align: center;
      border: 1px solid rgba(204,92,235,0.25);
      box-shadow: 0 20px 35px -12px rgba(0,0,0,0.08);
  }

  .upgrade-section h2 {
      font-size: 2rem;
      font-weight: 800;
      background: linear-gradient(135deg, #6e2b8f, #cc5ceb);
      background-clip: text;
      -webkit-background-clip: text;
      color: transparent;
      margin-bottom: 1rem;
  }

  .upgrade-section p {
      font-size: 1.1rem;
      color: #4a3e62;
      max-width: 600px;
      margin: 0 auto 2rem auto;
  }

  .btn-upgrade {
      background: #cc5ceb;
      border: none;
      padding: 0.9rem 2.5rem;
      border-radius: 60px;
      font-weight: 700;
      font-size: 1.1rem;
      color: white;
      cursor: pointer;
      transition: 0.2s;
      box-shadow: 0 8px 18px rgba(204,92,235,0.35);
  }

  .btn-upgrade:hover {
      background: #b03ad4;
      transform: scale(1.02);
  }

  .testimonials {
      max-width: 1280px;
      margin: 4rem auto;
      padding: 0 5%;
  }

  .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 1rem;
      margin-top: 2rem;
  }

  .testimonial-card {
      background: white;
      border-radius: 32px;
      padding: 1.8rem;
      box-shadow: 0 8px 20px rgba(0,0,0,0.03);
      border: 1px solid #f1e6fc;
      transition: 0.2s;
  }

  .testimonial-card:hover {
      border-color: #cc5ceb60;
      transform: translateY(-4px);
  }

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

  .user-avatar {
      width: 52px;
      height: 52px;
      background: linear-gradient(145deg, #e9d5ff, #d9befa);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.6rem;
      font-weight: 600;
      color: #7b2c9e;
  }

  .user-info h4 {
      font-size: 1rem;
      font-weight: 700;
      color: #231f36;
  }

  .user-info .tag {
      font-size: 0.75rem;
      background: #f2e6fc;
      display: inline-block;
      padding: 0.2rem 0.8rem;
      border-radius: 20px;
      color: #a13ed4;
      margin-top: 0.2rem;
  }

  .testimonial-text {
      color: #3a3650;
      line-height: 1.55;
      font-size: 0.95rem;
      margin-top: 0.8rem;
      display: -webkit-box;
      -webkit-line-clamp: 6;
      -webkit-box-orient: vertical;
      overflow: hidden;
  }

  .news-section {
      max-width: 1280px;
      margin: 4rem auto;
      padding: 0 5%;
  }
  .news-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2.5rem;
      margin-top: 2rem;
  }
  .news-col {
      background: white;
      border-radius: 32px;
      padding: 1.8rem;
      box-shadow: 0 8px 24px rgba(0,0,0,0.03);
      border: 1px solid #f0e4fa;
  }
  .news-col h3 {
      font-size: 1.6rem;
      font-weight: 700;
      margin-bottom: 1.5rem;
      border-left: 5px solid #cc5ceb;
      padding-left: 1rem;
      color: #2c273f;
  }
  .news-item {
      padding: 1rem 0;
      border-bottom: 1px solid #f0e4fa;
      display: flex;
      justify-content: space-between;
      align-items: baseline;
      gap: 1rem;
      transition: 0.2s;
  }
  .news-item:hover {
      transform: translateX(4px);
  }
  .news-title {
      font-weight: 600;
      color: #2d2a3e;
      text-decoration: none;
      font-size: 0.98rem;
      flex: 1;
  }
  .news-title:hover {
      color: #cc5ceb;
  }
  .news-date {
      font-size: 0.75rem;
      color: #9b8cb0;
      white-space: nowrap;
  }
  .more-link {
      display: inline-block;
      margin-top: 1.2rem;
      color: #cc5ceb;
      font-weight: 600;
      text-decoration: none;
      font-size: 0.9rem;
  }
  .more-link:hover {
      text-decoration: underline;
  }

  .download-full-section {
      max-width: 1280px;
      margin: 4rem auto 2rem;
      padding: 0 5%;
  }
  .download-full-card {
      background: linear-gradient(135deg, #ffffff 0%, #faf5ff 100%);
      border-radius: 48px;
      padding: 3rem 2.5rem;
      border: 1px solid rgba(204,92,235,0.3);
      box-shadow: 0 20px 35px -12px rgba(0,0,0,0.05);
      text-align: center;
  }
  .download-full-card h2 {
      font-size: 2rem;
      font-weight: 800;
      background: linear-gradient(125deg, #6e2b8f, #cc5ceb);
      background-clip: text;
      -webkit-background-clip: text;
      color: transparent;
      margin-bottom: 1rem;
  }
  .download-desc {
      max-width: 800px;
      margin: 0 auto 2rem auto;
      color: #4a3e62;
      line-height: 1.6;
      font-size: 1rem;
  }
  .os-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 1.5rem;
      margin: 2rem 0 1.5rem;
  }
  .os-item {
      background: white;
      border-radius: 28px;
      padding: 1.2rem 1rem;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      font-weight: 700;
      font-size: 1.1rem;
      color: #2d2a3e;
      text-decoration: none;
      transition: 0.25s;
      border: 1px solid #e9daf5;
      box-shadow: 0 4px 10px rgba(0,0,0,0.02);
  }
  .os-item svg {
      width: 26px;
      height: 26px;
  }
  .os-item:hover {
      transform: translateY(-4px);
      border-color: #cc5ceb;
      box-shadow: 0 12px 20px rgba(204,92,235,0.15);
      color: #cc5ceb;
  }
  .trial-badge {
      display: inline-block;
      background: #f0e4fc;
      color: #9b3bc2;
      border-radius: 60px;
      padding: 0.5rem 1.5rem;
      font-weight: 600;
      margin-top: 1.5rem;
      font-size: 0.9rem;
  }

  .footer {
      background: #1a1427;
      color: #d9d0e8;
      margin-top: 4rem;
      padding: 3rem 5% 2rem;
  }
  .footer-inner {
      max-width: 1280px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 3rem;
  }
  .footer-col h4 {
      color: white;
      font-size: 1.2rem;
      margin-bottom: 1.2rem;
      font-weight: 700;
  }
  .footer-col p {
      font-size: 0.9rem;
      line-height: 1.6;
      margin-bottom: 1rem;
      color: #c5b9e0;
  }
  .footer-links {
      list-style: none;
  }
  .footer-links li {
      margin-bottom: 0.7rem;
  }
  .footer-links a {
      color: #c5b9e0;
      text-decoration: none;
      font-size: 0.9rem;
      transition: 0.2s;
  }
  .footer-links a:hover {
      color: #cc5ceb;
  }
  .copyright {
      text-align: center;
      padding-top: 2.5rem;
      margin-top: 2rem;
      border-top: 1px solid rgba(203, 165, 235, 0.2);
      font-size: 0.8rem;
      color: #9b8cb0;
  }
  @media (max-width: 800px) {
      .hero {
          flex-direction: column;
          text-align: center;
      }
      .hero-content h1 {
          font-size: 2.4rem;
      }
      .hero-desc {
          max-width: 100%;
      }
      .download-grid {
          justify-content: center;
      }
      .hero-stats {
          justify-content: center;
      }
      .navbar {
          flex-wrap: wrap;
          gap: 0.8rem;
      }
      .section-header h2 {
          font-size: 2rem;
      }
      .upgrade-section h2 {
          font-size: 1.8rem;
      }
      .news-grid {
          grid-template-columns: 1fr;
          gap: 1.5rem;
      }
      .download-full-card {
          padding: 2rem 1.2rem;
      }
      .os-grid {
          grid-template-columns: repeat(2, 1fr);
      }
      .footer-inner {
          gap: 2rem;
      }
  }

  @media (max-width: 480px) {
      .navbar {
          padding: 0.8rem 5%;
      }
      .logo {
          font-size: 1.4rem;
      }
      .nav-links {
          gap: 0.6rem;
      }
      .nav-links a {
          font-size: 0.85rem;
      }
      .auth-buttons {
          gap: 0.3rem;
      }
      .btn-outline, .btn-primary {
          padding: 0.3rem 0.8rem;
          font-size: 0.8rem;
      }
      .hero-content h1 {
          font-size: 1.8rem;
      }
      .hero-desc {
          font-size: 1rem;
      }
      .hero-badge {
          font-size: 0.7rem;
          padding: 0.2rem 0.7rem;
      }
      .hero-stats {
          flex-direction: column;
          gap: 1rem;
          align-items: center;
      }
      .section-header h2 {
          font-size: 1.5rem;
      }
      .section-header p {
          font-size: 0.9rem;
      }
      .advantage-grid {
          grid-template-columns: 1fr;
      }
      .upgrade-section {
          padding: 1.5rem 1rem 2rem;
          border-radius: 32px;
      }
      .upgrade-section h2 {
          font-size: 1.4rem;
      }
      .upgrade-section p {
          font-size: 0.9rem;
      }
      .btn-upgrade {
          padding: 0.7rem 1.8rem;
          font-size: 1rem;
      }
      .news-grid {
          grid-template-columns: 1fr;
      }
      .news-col h3 {
          font-size: 1.1rem;
      }
      .news-title {
          font-size: 0.9rem;
      }
      .download-full-card {
          padding: 1.5rem 1rem;
          border-radius: 32px;
      }
      .download-full-card h2 {
          font-size: 1.4rem;
      }
      .os-grid {
          grid-template-columns: 1fr;
      }
      .os-item {
          font-size: 1rem;
          padding: 1rem;
      }
      .footer {
          padding: 2rem 5% 1.5rem;
      }
      .footer-col h4 {
          font-size: 1rem;
      }
      .footer-col p, .footer-links a {
          font-size: 0.85rem;
      }
  }