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

      body {
        font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
        line-height: 1.6;
        color: #333;
        background-color: #0a0a0a;
      }

      .header {
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(10px);
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      }

      .header__container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 1rem 2rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
      }

      .header__logo {
        font-size: 1.5rem;
        font-weight: bold;
        color: #ff6b35;
        text-decoration: none;
        background: linear-gradient(45deg, #ff6b35, #f7931e);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
      }

      .header__nav {
        display: flex;
        list-style: none;
        gap: 2rem;
      }

      .header__nav-link {
        color: #fff;
        text-decoration: none;
        transition: color 0.3s ease;
        position: relative;
      }

      .header__nav-link:hover {
        color: #ff6b35;
      }

      .header__nav-link::after {
        content: "";
        position: absolute;
        bottom: -5px;
        left: 0;
        width: 0;
        height: 2px;
        background: linear-gradient(45deg, #ff6b35, #f7931e);
        transition: width 0.3s ease;
      }

      .header__nav-link:hover::after {
        width: 100%;
      }

      .header__burger {
        display: none;
        flex-direction: column;
        background: none;
        border: none;
        cursor: pointer;
      }

      .header__burger-line {
        width: 25px;
        height: 3px;
        background: #fff;
        margin: 3px 0;
        transition: 0.3s;
      }

      .header__nav--mobile {
        display: none;
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 2rem;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(10px);
      }

      .hero {
        background: linear-gradient(
          135deg,
          #0a0a0a 0%,
          #1a1a2e 50%,
          #16213e 100%
        );
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        position: relative;
        overflow: hidden;
      }

      .hero::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: radial-gradient(
            circle at 20% 50%,
            rgba(255, 107, 53, 0.1) 0%,
            transparent 50%
          ),
          radial-gradient(
            circle at 80% 80%,
            rgba(247, 147, 30, 0.1) 0%,
            transparent 50%
          );
      }

      .hero__container {
        max-width: 800px;
        margin: 0 auto;
        padding: 2rem;
        position: relative;
        z-index: 2;
      }

      .hero__title {
        font-size: 3.5rem;
        font-weight: 700;
        color: #fff;
        margin-bottom: 1.5rem;
        background: linear-gradient(45deg, #fff, #ff6b35);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
      }

      .hero__subtitle {
        font-size: 1.25rem;
        color: #ccc;
        margin-bottom: 2rem;
        line-height: 1.8;
      }

      .hero__cta {
        display: inline-block;
        padding: 1rem 2.5rem;
        background: linear-gradient(45deg, #ff6b35, #f7931e);
        color: #fff;
        text-decoration: none;
        border-radius: 50px;
        font-weight: 600;
        font-size: 1.1rem;
        transition: all 0.3s ease;
        box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3);
      }

      .hero__cta:hover {
        transform: translateY(-3px);
        box-shadow: 0 15px 40px rgba(255, 107, 53, 0.4);
      }

      .section {
        padding: 5rem 0;
      }

      .section__container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 2rem;
      }

      .section__title {
        font-size: 2.5rem;
        text-align: center;
        margin-bottom: 1rem;
        color: #fff;
        font-weight: 700;
      }

      .section__subtitle {
        font-size: 1.1rem;
        text-align: center;
        color: #ccc;
        margin-bottom: 3rem;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
      }

      
      .features {
        background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 100%);
      }

      .features__grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
        margin-top: 3rem;
      }

      .features__card {
        background: rgba(255, 255, 255, 0.05);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 20px;
        padding: 2rem;
        text-align: center;
        transition: all 0.3s ease;
      }

      .features__card:hover {
        transform: translateY(-10px);
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 107, 53, 0.3);
      }

      .features__icon {
        font-size: 3rem;
        margin-bottom: 1rem;
        background: linear-gradient(45deg, #ff6b35, #f7931e);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
      }

      .features__title {
        font-size: 1.25rem;
        color: #fff;
        margin-bottom: 1rem;
        font-weight: 600;
      }

      .features__text {
        color: #ccc;
        line-height: 1.6;
      }

      
      .courses {
        background: #0a0a0a;
      }

      .courses__grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
        margin-top: 3rem;
      }

      .course__card {
        background: linear-gradient(
          135deg,
          rgba(255, 107, 53, 0.1),
          rgba(247, 147, 30, 0.1)
        );
        border: 1px solid rgba(255, 107, 53, 0.2);
        border-radius: 15px;
        padding: 2rem;
        text-align: center;
        transition: all 0.3s ease;
      }

      .course__card:hover {
        transform: scale(1.05);
        border-color: rgba(255, 107, 53, 0.5);
      }

      .course__title {
        font-size: 1.2rem;
        color: #ff6b35;
        margin-bottom: 0.5rem;
        font-weight: 600;
      }

      .course__duration {
        color: #ccc;
        font-size: 0.9rem;
        margin-bottom: 1rem;
      }

      .course__description {
        color: #fff;
        line-height: 1.5;
        font-size: 0.95rem;
      }

      
      .pricing {
        background: linear-gradient(135deg, #16213e 0%, #1a1a2e 100%);
      }

      .pricing__grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
        margin-top: 3rem;
      }

      .pricing__card {
        background: rgba(255, 255, 255, 0.05);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 20px;
        padding: 2.5rem;
        text-align: center;
        position: relative;
        transition: all 0.3s ease;
      }

      .pricing__card--featured {
        border-color: #ff6b35;
        transform: scale(1.05);
      }

      .pricing__card--featured::before {
        content: "Populair";
        position: absolute;
        top: -15px;
        left: 50%;
        transform: translateX(-50%);
        background: linear-gradient(45deg, #ff6b35, #f7931e);
        color: #fff;
        padding: 0.5rem 1.5rem;
        border-radius: 20px;
        font-size: 0.85rem;
        font-weight: 600;
      }

      .pricing__plan {
        font-size: 1.5rem;
        color: #fff;
        margin-bottom: 1rem;
        font-weight: 600;
      }

      .pricing__price {
        font-size: 3rem;
        color: #ff6b35;
        font-weight: 700;
        margin-bottom: 0.5rem;
      }

      .pricing__period {
        color: #ccc;
        margin-bottom: 2rem;
      }

      .pricing__features {
        list-style: none;
        margin-bottom: 2rem;
      }

      .pricing__feature {
        color: #ccc;
        margin-bottom: 0.5rem;
        position: relative;
        padding-left: 1.5rem;
      }

      .pricing__feature::before {
        content: "✓";
        position: absolute;
        left: 0;
        color: #ff6b35;
        font-weight: bold;
      }

      .pricing__btn {
        display: inline-block;
        padding: 1rem 2rem;
        background: linear-gradient(45deg, #ff6b35, #f7931e);
        color: #fff;
        text-decoration: none;
        border-radius: 10px;
        font-weight: 600;
        transition: all 0.3s ease;
        width: 100%;
      }

      .pricing__btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 25px rgba(255, 107, 53, 0.3);
      }

      
      .faq {
        background: #0a0a0a;
      }

      .faq__list {
        max-width: 800px;
        margin: 0 auto;
      }

      .faq__item {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 10px;
        margin-bottom: 1rem;
        overflow: hidden;
      }

      .faq__question {
        padding: 1.5rem;
        background: none;
        border: none;
        color: #fff;
        font-size: 1.1rem;
        font-weight: 600;
        cursor: pointer;
        width: 100%;
        text-align: left;
        display: flex;
        justify-content: space-between;
        align-items: center;
        transition: color 0.3s ease;
      }

      .faq__question:hover {
        color: #ff6b35;
      }

      .faq__answer {
        padding: 0 1.5rem 1.5rem;
        color: #ccc;
        line-height: 1.6;
        display: none;
      }

      .faq__item.active .faq__answer {
        display: block;
      }

      .faq__icon {
        transition: transform 0.3s ease;
      }

      .faq__item.active .faq__icon {
        transform: rotate(180deg);
      }

      
      .newsletter {
        background: linear-gradient(135deg, #ff6b35, #f7931e);
        text-align: center;
      }

      .newsletter .section__title {
        color: #fff;
      }

      .newsletter .section__subtitle {
        color: rgba(255, 255, 255, 0.9);
      }

      .newsletter__form {
        max-width: 500px;
        margin: 0 auto;
        display: flex;
        gap: 1rem;
        flex-wrap: wrap;
      }

      .newsletter__input {
        flex: 1;
        min-width: 250px;
        padding: 1rem;
        border: none;
        border-radius: 10px;
        font-size: 1rem;
        background: rgba(255, 255, 255, 0.9);
      }

      .newsletter__btn {
        padding: 1rem 2rem;
        background: rgba(10, 10, 10, 0.9);
        color: #fff;
        border: none;
        border-radius: 10px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
      }

      .newsletter__btn:hover {
        background: rgba(10, 10, 10, 1);
        transform: translateY(-2px);
      }

      
      .footer {
        background: #0a0a0a;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
      }

      .footer__content {
        max-width: 1200px;
        margin: 0 auto;
        padding: 3rem 2rem 2rem;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
      }

      .footer__section-title {
        color: #ff6b35;
        margin-bottom: 1rem;
        font-size: 1.2rem;
        font-weight: 600;
      }

      .footer__links {
        list-style: none;
      }

      .footer__links li {
        margin-bottom: 0.5rem;
      }

      .footer__links a {
        color: #ccc;
        text-decoration: none;
        transition: color 0.3s ease;
      }

      .footer__links a:hover {
        color: #ff6b35;
      }

      .footer__contact p {
        color: #ccc;
        margin-bottom: 0.5rem;
      }

      .footer__bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding: 1.5rem 2rem;
        text-align: center;
        color: #ccc;
      }

      
      @media (max-width: 768px) {
        .header__nav {
          display: none;
        }

        .header__burger {
          display: flex;
        }

        .hero__title {
          font-size: 2.5rem;
        }

        .section__title {
          font-size: 2rem;
        }

        .newsletter__form {
          flex-direction: column;
        }

        .newsletter__input {
          min-width: auto;
        }
      }