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

    body {
      font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
      background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
      color: #e5e7eb;
      min-height: 100vh;
      padding: 40px 20px;
      position: relative;
      overflow-x: hidden;
    }

    /* Animated background elements */
    body::before {
      content: '';
      position: fixed;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(56, 189, 248, 0.03) 1px, transparent 1px);
      background-size: 50px 50px;
      animation: moveBackground 20s linear infinite;
      pointer-events: none;
      z-index: 0;
    }

    @keyframes moveBackground {
      0% {
        transform: rotate(0deg);
      }

      100% {
        transform: rotate(360deg);
      }
    }

    .container {
      max-width: 1400px;
      margin: 0 auto;
      position: relative;
      z-index: 1;
    }

    header {
      text-align: center;
      margin-bottom: 50px;
      animation: fadeInDown 0.8s ease-out;
    }

    @keyframes fadeInDown {
      from {
        opacity: 0;
        transform: translateY(-20px);
      }

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .logo {
      font-size: 50px;
      margin-bottom: 20px;
      display: inline-block;
      animation: pulse 2s ease-in-out infinite;
    }

    @keyframes pulse {

      0%,
      100% {
        transform: scale(1);
      }

      50% {
        transform: scale(1.05);
      }
    }

    h1 {
      font-size: 2.5rem;
      margin-bottom: 12px;
      background: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #38bdf8 100%);
      background-size: 200% auto;
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      animation: gradientShift 3s ease-in-out infinite;
    }

    @keyframes gradientShift {

      0%,
      100% {
        background-position: 0% center;
      }

      50% {
        background-position: 100% center;
      }
    }

    .subtitle {
      font-size: 1.1rem;
      color: #94a3b8;
      margin-bottom: 10px;
    }

    .status {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 16px;
      background: rgba(16, 185, 129, 0.1);
      border: 1px solid rgba(16, 185, 129, 0.3);
      border-radius: 20px;
      font-size: 0.9rem;
      color: #10b981;
    }

    .status .dot {
      width: 8px;
      height: 8px;
      background: #10b981;
      border-radius: 50%;
      animation: blink 1.5s ease-in-out infinite;
    }

    @keyframes blink {

      0%,
      100% {
        opacity: 1;
      }

      50% {
        opacity: 0.3;
      }
    }

    .grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .card {
      background: linear-gradient(145deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.7));
      border-radius: 20px;
      padding: 30px;
      cursor: pointer;
      transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
      border: 1px solid rgba(148, 163, 184, 0.1);
      backdrop-filter: blur(10px);
      position: relative;
      overflow: hidden;
      animation: fadeInUp 0.6s ease-out backwards;
    }

    .card:nth-child(1) {
      animation-delay: 0.1s;
    }

    .card:nth-child(2) {
      animation-delay: 0.2s;
    }

    .card:nth-child(3) {
      animation-delay: 0.3s;
    }

    .card:nth-child(4) {
      animation-delay: 0.4s;
    }

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

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, #38bdf8, #818cf8);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.4s ease;
    }

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

    .card:hover {
      transform: translateY(-10px) scale(1.02);
      box-shadow: 0 25px 50px -12px rgba(56, 189, 248, 0.25);
      border-color: rgba(56, 189, 248, 0.3);
    }

    .card-icon {
      width: 60px;
      height: 60px;
      border-radius: 15px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 28px;
      margin-bottom: 20px;
      transition: all 0.4s ease;
    }

    .card:nth-child(1) .card-icon {
      background: linear-gradient(135deg, #ff6b6b 0%, #feca57 100%);
      box-shadow: 0 10px 20px rgba(255, 107, 107, 0.3);
    }

    .card:nth-child(2) .card-icon {
      background: linear-gradient(135deg, #5f27cd 0%, #a55eea 100%);
      box-shadow: 0 10px 20px rgba(95, 39, 205, 0.3);
    }

    .card:nth-child(3) .card-icon {
      background: linear-gradient(135deg, #00d2d3 0%, #54a0ff 100%);
      box-shadow: 0 10px 20px rgba(0, 210, 211, 0.3);
    }

    .card:nth-child(4) .card-icon {
      background: linear-gradient(135deg, #10ac84 0%, #1dd1a1 100%);
      box-shadow: 0 10px 20px rgba(16, 172, 132, 0.3);
    }

    .card:nth-child(5) .card-icon {
      background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
      box-shadow: 0 10px 20px rgba(240, 147, 251, 0.3);
    }

    .card:nth-child(6) .card-icon {
      background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
      box-shadow: 0 10px 20px rgba(79, 172, 254, 0.3);
    }

    .card:nth-child(7) .card-icon {
      background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
      box-shadow: 0 10px 20px rgba(250, 112, 154, 0.3);
    }

    .card:nth-child(8) .card-icon {
      background: linear-gradient(135deg, #fc4c02 0%, #ff8c42 100%);
      box-shadow: 0 10px 20px rgba(252, 76, 2, 0.3);
    }

    .card:hover .card-icon {
      transform: rotate(5deg) scale(1.1);
    }

    .card h3 {
      font-size: 1.4rem;
      margin-bottom: 10px;
      font-weight: 600;
    }

    .card p {
      font-size: 0.95rem;
      color: #94a3b8;
      line-height: 1.6;
    }

    .card-status {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: 12px;
      font-size: 0.8rem;
      font-weight: 500;
      margin-bottom: 15px;
    }

    .card-status.online {
      background: rgba(16, 185, 129, 0.15);
      color: #10b981;
      border: 1px solid rgba(16, 185, 129, 0.3);
    }

    .card-status.offline {
      background: rgba(239, 68, 68, 0.15);
      color: #ef4444;
      border: 1px solid rgba(239, 68, 68, 0.3);
    }

    .card-status .status-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: currentColor;
      animation: pulseDot 2s ease-in-out infinite;
    }

    @keyframes pulseDot {

      0%,
      100% {
        opacity: 1;
      }

      50% {
        opacity: 0.4;
      }
    }

    .card-arrow {
      position: absolute;
      bottom: 20px;
      right: 20px;
      font-size: 20px;
      color: #38bdf8;
      opacity: 0;
      transform: translateX(-10px);
      transition: all 0.3s ease;
    }

    .card:hover .card-arrow {
      opacity: 1;
      transform: translateX(0);
    }

    footer {
      text-align: center;
      margin-top: 60px;
      padding-top: 30px;
      border-top: 1px solid rgba(148, 163, 184, 0.1);
      color: #64748b;
      font-size: 0.9rem;
    }

    footer a {
      color: #38bdf8;
      text-decoration: none;
      transition: color 0.3s ease;
    }

    footer a:hover {
      color: #818cf8;
    }

    @media (max-width: 768px) {
      h1 {
        font-size: 1.8rem;
      }

      .grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      body {
        padding: 30px 15px;
      }
    }