:root {
      --color-primary: #0d6efd;
      --color-secondary: #0a58ca;
      --color-dark: #1f1f1f;
      --font-primary: 'Plus Jakarta Sans', sans-serif;
      --font-secondary: 'Poppins', sans-serif;
  }

  body {
      font-family: var(--font-primary);
      color: #444444;
      overflow-x: hidden;
  }

  /* Prevent scrolling when mobile nav is open */
  body.mobile-nav-active {
      overflow: hidden;
  }

  a {
      text-decoration: none;
      color: var(--color-primary);
      transition: 0.3s;
  }

  a:hover {
      color: var(--color-secondary);
  }

  /* --- Header & Nav --- */
  #header {
      transition: all 0.5s;
      z-index: 997;
      padding: 15px 0;
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(10px);
      box-shadow: 0px 2px 20px rgba(0, 0, 0, 0.06);
  }

  #header.sticked {
      padding: 10px 0;
      background: rgba(255, 255, 255, 0.95);
      box-shadow: 0px 2px 20px rgba(0, 0, 0, 0.1);
  }

  .logo img {
      max-height: 40px;
      margin-right: 8px;
  }

  .logo h1 {
      font-size: 20px;
      margin: 0;
      font-weight: 700;
      font-family: var(--font-secondary);
      color: var(--color-dark);
  }

  /* Desktop Navigation */
  .navbar {
      padding: 0;
  }

  .navbar ul {
      margin: 0;
      padding: 0;
      display: flex;
      list-style: none;
      align-items: center;
  }

  .navbar li {
      position: relative;
  }

  .navbar a,
  .navbar a:focus {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 0 10px 30px;
      font-family: var(--font-secondary);
      font-size: 15px;
      font-weight: 500;
      color: rgba(31, 31, 31, 0.7);
      white-space: nowrap;
      transition: 0.3s;
  }

  .navbar a:hover,
  .navbar .active,
  .navbar .active:focus,
  .navbar li:hover>a {
      color: var(--color-primary);
  }

  .navbar .btn-login {
      background: var(--color-primary);
      color: #fff !important;
      padding: 8px 25px;
      margin-left: 25px;
      border-radius: 50px;
      font-size: 14px;
      font-weight: 600;
      letter-spacing: 0.5px;
      box-shadow: 0 4px 15px rgba(13, 110, 253, 0.2);
      border: 2px solid transparent;
      transition: all 0.3s ease;
  }

  .navbar .btn-login:hover {
      background: #fff;
      color: var(--color-primary) !important;
      border-color: var(--color-primary);
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(13, 110, 253, 0.3);
  }

  /* Mobile Nav Toggle */
  .mobile-nav-toggle {
      display: none;
      font-size: 32px;
      cursor: pointer;
      color: var(--color-dark);
      z-index: 999;
      transition: 0.3s;
  }

  /* Mobile Backdrop */
  .mobile-nav-backdrop {
      position: fixed;
      inset: 0;
      background: rgba(0, 0, 0, 0.5);
      z-index: 996;
      display: none;
      backdrop-filter: blur(3px);
  }

  body.mobile-nav-active .mobile-nav-backdrop {
      display: block;
  }

  @media (max-width: 991px) {
      .mobile-nav-toggle {
          display: block;
      }

      .navbar ul {
          position: fixed;
          top: 0;
          right: -100%;
          width: 80%;
          max-width: 300px;
          bottom: 0;
          transition: 0.4s;
          z-index: 998;
          background: #fff;
          display: flex;
          flex-direction: column;
          padding: 80px 0 30px 0;
          overflow-y: auto;
          box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
      }

      body.mobile-nav-active .navbar ul {
          right: 0;
      }

      .navbar a,
      .navbar a:focus {
          padding: 15px 25px;
          font-size: 16px;
          color: var(--color-dark);
          width: 100%;
          border-bottom: 1px solid #f8f9fa;
          justify-content: flex-start;
      }

      .navbar .btn-login {
          margin: 20px 25px;
          width: calc(100% - 50px);
          justify-content: center;
          border-bottom: none;
      }
  }

  /* --- Hero Section --- */
  .hero {
      width: 100%;
      position: relative;
      background-color: #f3f6fc;
      padding: 120px 0 60px 0;
      overflow: hidden;
  }

  .hero h2 {
      font-size: 42px;
      font-weight: 700;
      margin-bottom: 20px;
      color: var(--color-dark);
      font-family: var(--font-secondary);
      line-height: 1.2;
  }

  .hero p {
      color: #6c757d;
      margin-bottom: 30px;
      font-size: 16px;
      line-height: 1.6;
  }

  .hero .btn-getstarted {
      font-family: var(--font-secondary);
      font-weight: 500;
      font-size: 16px;
      letter-spacing: 0.5px;
      display: inline-block;
      padding: 12px 35px;
      border-radius: 50px;
      transition: 0.5s;
      color: #fff;
      background: var(--color-primary);
      box-shadow: 0 8px 25px rgba(13, 110, 253, 0.3);
  }

  .hero .btn-getstarted:hover {
      background: var(--color-secondary);
      transform: translateY(-2px);
  }

  .hero-img img {
      width: 100%;
      animation: up-down 3s ease-in-out infinite alternate-reverse both;
  }

  @keyframes up-down {
      0% {
          transform: translateY(10px);
      }

      100% {
          transform: translateY(-10px);
      }
  }

  @media (max-width: 768px) {
      .hero h2 {
          font-size: 28px;
      }

      .hero {
          padding-top: 100px;
          text-align: center;
      }

      .hero .btn-getstarted {
          margin-bottom: 30px;
      }

      .hero .d-flex.gap-3 {
          justify-content: center !important;
      }
  }

  /* --- About Section --- */
  .about {
      padding: 60px 0;
      background: #fff;
  }

  .about h3 {
      font-weight: 700;
      font-size: 28px;
      margin-bottom: 20px;
      font-family: var(--font-secondary);
  }

  .about .pulsating-play-btn {
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      width: 70px;
      height: 70px;
      background: radial-gradient(var(--color-primary) 50%, rgba(13, 110, 253, 0.4) 52%);
      border-radius: 50%;
      display: block;
      z-index: 2;
  }

  .about .pulsating-play-btn::after {
      content: "";
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translateX(-40%) translateY(-50%);
      width: 0;
      height: 0;
      border-top: 10px solid transparent;
      border-bottom: 10px solid transparent;
      border-left: 15px solid #fff;
  }

  /* Feature Boxes */
  .feature-box {
      background: #fff;
      padding: 20px;
      border-radius: 12px;
      box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.04);
      display: flex;
      align-items: flex-start;
      gap: 15px;
      transition: 0.3s;
      border: 1px solid #f1f1f1;
  }

  .feature-box:hover {
      transform: translateY(-5px);
      border-color: var(--color-primary);
      box-shadow: 0px 10px 25px rgba(13, 110, 253, 0.1);
  }

  .feature-box i {
      font-size: 28px;
      color: var(--color-primary);
  }

  .feature-box h5 {
      font-weight: 700;
      margin-bottom: 5px;
      font-size: 17px;
  }

  .feature-box p {
      font-size: 13px;
      margin: 0;
      color: #777;
  }

  /* --- Footer --- */
  .footer {
      background: var(--color-dark);
      color: #fff;
      padding: 50px 0 25px 0;
      font-size: 14px;
  }

  .footer h4 {
      font-size: 22px;
      font-weight: 700;
      margin-bottom: 15px;
      font-family: var(--font-secondary);
  }

  .footer .social-links a {
      font-size: 18px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(255, 255, 255, 0.1);
      color: #fff;
      width: 38px;
      height: 38px;
      border-radius: 50%;
      transition: 0.3s;
  }

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

  .scroll-top {
      position: fixed;
      visibility: hidden;
      opacity: 0;
      right: 15px;
      bottom: 15px;
      z-index: 996;
      background: var(--color-primary);
      width: 40px;
      height: 40px;
      border-radius: 50px;
      transition: all 0.4s;
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
  }

  .scroll-top.active {
      visibility: visible;
      opacity: 1;
  }