:root{
      --bg: #f5f7fb;
      --card: #fff;
      --primary: #1f6feb;
      --primary-dark: #0d4a9e;
      --muted: #6b7280;
      --accent: #2dd4bf;
      --accent-dark: #1da895;
      --danger: #ef4444;
      --warning: #f59e0b;
      --success: #10b981;
      --shadow: 0 6px 18px rgba(31,41,55,0.08);
      --radius: 12px;
      --transition: all 0.3s ease;
      font-family: "Tahoma", "Helvetica Neue", Arial, sans-serif;
    }
    *{box-sizing:border-box; margin:0; padding:0;}
    body{margin:0; background:var(--bg); color:#111; line-height:1.6; position:relative;}
    
    /* Header Styles */
    header{
      background: linear-gradient(90deg, #ffffff 0%, #f0f6ff 100%);
      padding: 12px 16px;
      box-shadow: var(--shadow);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 10px;
    }
    .contact-info {
      display: flex;
      gap: 15px;
      font-size: 13px;
      color: var(--muted);
    }
    .contact-info a {
      color: var(--muted);
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 5px;
    }
    .contact-info a:hover {
      color: var(--primary);
    }
    .header-main {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .logo-container {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .logo {
      width: 56px;
      height: 56px;
      background: var(--primary);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 26px;
      font-weight: bold;
    }
    .logo-text {
      display: flex;
      flex-direction: column;
    }
    .logo-text h1 {
      font-size: 20px;
      margin: 0;
      color: var(--primary);
    }
    .logo-text span {
      font-size: 12px;
      color: var(--muted);
    }
    .nav-items {
      display: flex;
      gap: 20px;
    }
    .nav-items a {
      text-decoration: none;
      color: var(--muted);
      font-size: 14px;
      transition: var(--transition);
    }
    .nav-items a:hover {
      color: var(--primary);
    }
    
    /* Main Content */
    .wrap{max-width:1100px; margin:20px auto; padding:0 16px}
    
    /* Slideshow */
    .slideshow-container {
      position: relative;
      width: 100%;
      height: 320px;
      overflow: hidden;
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      margin-bottom: 20px;
    }
    .slideshow {
      width: 100%;
      height: 100%;
      position: relative;
    }
    .slide {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      opacity: 0;
      transition: opacity 0.7s ease;
      display: flex;
      align-items: center;
    }
    .slide.active {
      opacity: 1;
    }
    .slide-img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .slide-content {
      position: absolute;
      bottom: 0;
      right: 0;
      left: 0;
      background: linear-gradient(transparent, rgba(0,0,0,0.8));
      color: white;
      padding: 20px;
    }
    .slide-title {
      font-size: 18px;
      margin-bottom: 5px;
    }
    .slide-desc {
      font-size: 14px;
    }
    .slideshow-controls {
      position: absolute;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 8px;
      z-index: 10;
    }
    .control-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: rgba(255,255,255,0.5);
      cursor: pointer;
      transition: var(--transition);
    }
    .control-dot.active {
      background: white;
      transform: scale(1.2);
    }
    
    /* Buttons grid */
    .buttons{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:18px;
    }
    .card-btn{
      flex:1 1 220px;
      background:var(--card);
      border-radius:10px;
      padding:12px;
      display:flex;
      align-items:center;
      gap:12px;
      box-shadow:var(--shadow);
      cursor:pointer;
      position:relative;
      transition:transform .15s ease,box-shadow .15s ease;
    }
    .card-btn:hover{transform:translateY(-4px); box-shadow: 0 12px 25px rgba(31,41,55,0.15);}
    .card-btn img.icon{width:44px;height:44px;object-fit:contain;border-radius:8px}
    .card-title{font-weight:700; color: var(--primary);}
    .card-desc{color:var(--muted);font-size:13px}

    .dropdown{
      position:absolute;
      right:12px;
      top:64px;
      background:var(--card);
      min-width:200px;
      border-radius:8px;
      box-shadow:0 10px 30px rgba(2,6,23,0.12);
      overflow:hidden;
      display:none;
      z-index:40;
    }
    .dropdown a{display:block;padding:10px 12px;color:#0f172a;text-decoration:none;border-bottom:1px solid #f1f5f9}
    .dropdown a:last-child{border-bottom:0}
    .dropdown a:hover{background:#f1f5f9}
    
    /* Ad Banner */
    .ad-banner {
      background: linear-gradient(45deg, var(--accent), var(--primary) );
      border-radius: var(--radius);
      padding: 20px;
      margin: 25px 0;
      color: white;
      display: flex;
      align-items: center;
      justify-content: space-between;
      box-shadow: var(--shadow);
    }
    .ad-content {
      max-width: 70%;
    }
    .ad-title {
      font-size: 18px;
      margin-bottom: 8px;
    }
    .ad-desc {
      font-size: 14px;
      opacity: 0.9;
    }
    .ad-button {
      background: white;
      color: var(--primary);
      border: none;
      padding: 10px 20px;
      border-radius: 30px;
      font-weight: bold;
      cursor: pointer;
      transition: var(--transition);
    }
    .ad-button:hover {
      transform: translateY(-3px);
      box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    }
    
    /* Company Info */
    .company-info {
      background: var(--card);
      border-radius: var(--radius);
      padding: 25px;
      margin: 30px 0;
      box-shadow: var(--shadow);
    }
    .info-title {
      font-size: 18px;
      color: var(--primary);
      margin-bottom: 15px;
      padding-bottom: 10px;
      border-bottom: 1px solid #eee;
    }
    .info-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 20px;
    }
    .info-item {
      display: flex;
      gap: 15px;
    }
    .info-icon {
      width: 50px;
      height: 50px;
      background: var(--bg);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 20px;
    }
    .info-text h3 {
      font-size: 16px;
      margin-bottom: 5px;
    }
    .info-text p {
      font-size: 14px;
      color: var(--muted);
    }
    
    /* Footer */
    footer {
      background: #1f2937;
      color: white;
      padding: 40px 0 20px;
      margin-top: 40px;
    }
    .footer-content {
      max-width: 1100px;
      margin: 0 auto;
      padding: 0 16px;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 30px;
    }
    .footer-col h3 {
      font-size: 18px;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 10px;
    }
    .footer-col h3::after {
      content: '';
      position: absolute;
      bottom: 0;
      right: 0;
      width: 40px;
      height: 2px;
      background: var(--accent);
    }
    .footer-col p {
      font-size: 14px;
      line-height: 1.8;
      margin-bottom: 15px;
      opacity: 0.8;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a {
      color: rgba(255,255,255,0.8);
      text-decoration: none;
      transition: var(--transition);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .footer-links a:hover {
      color: white;
      transform: translateX(-5px);
    }
    .social-links {
      display: flex;
      gap: 15px;
      margin-top: 20px;
    }
    .social-links a {
      width: 40px;
      height: 40px;
      background: rgba(255,255,255,0.1);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      transition: var(--transition);
    }
    .social-links a:hover {
      background: var(--primary);
      transform: translateY(-3px);
    }
    .copyright {
      text-align: center;
      padding-top: 30px;
      margin-top: 30px;
      border-top: 1px solid rgba(255,255,255,0.1);
      font-size: 13px;
      opacity: 0.7;
    }
    
    /* Modal */
    .modal{
      display:none;
      position:fixed;
      inset:0;
      background:rgba(2,6,23,0.45);
      align-items:center;
      justify-content:center;
      z-index:90;
      padding:20px;
    }
    .modal .inner{
      background:var(--card);
      border-radius:10px;
      padding:18px;
      max-width:360px;
      width:100%;
      box-shadow:var(--shadow);
      text-align:center;
    }
    .modal .close{
      position:absolute;
      right:18px;
      top:18px;
      cursor:pointer;
      font-weight:700;
      color:var(--muted)
    }

    /* Responsive */
    @media (max-width:720px){
      .header-main {
        flex-direction: column;
        gap: 15px;
      }
      .nav-items {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
      }
      .slideshow-container{height:200px}
      .card-btn{flex:1 1 100%}
      .dropdown{left:12px;right:auto;top:64px}
      .ad-banner {
        flex-direction: column;
        text-align: center;
        gap: 15px;
      }
      .ad-content {
        max-width: 100%;
      }
      .contact-info {
        flex-wrap: wrap;
        justify-content: center;
      }
    }