/* Reset & base */
    *, *::before, *::after {
      box-sizing: border-box;
    }
    body {
      margin: 0;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background: #fff0f6;
      color: #333;
      line-height: 1.6;
      scroll-behavior: smooth;
    }
    a {
      text-decoration: none;
      color: inherit;
    }
    img {
      max-width: 100%;
      display: block;
    }
    button {
      cursor: pointer;
      border: none;
      font-family: inherit;
    }
    /* Container */
    .container {
      width: 90%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
    }
    /* Header */
    header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      background: #ff4d6d;
      color: white;
      z-index: 1000;
      box-shadow: 0 2px 8px rgba(0,0,0,0.15);
      transition: padding 0.3s ease;
      padding: 20px 0;
    }
    header.scrolled {
      padding: 10px 0;
    }
    .header-container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .logo {
      font-weight: 700;
      font-size: 1.8rem;
      letter-spacing: 1px;
      color: white;
    }
    nav ul {
      list-style: none;
      display: flex;
      gap: 25px;
    }
    nav ul li a {
      font-weight: 600;
      color: white;
      transition: color 0.3s ease;
    }
    nav ul li a:hover,
    nav ul li a:focus {
      color: #ffe6eb;
    }
    /* Mobile menu toggle */
    #menu-toggle {
      display: none;
      font-size: 1.8rem;
      cursor: pointer;
      user-select: none;
    }
    /* Hero */
    .hero {
      background: linear-gradient(rgba(255,77,109,0.85), rgba(255,77,109,0.85)), url('../img/hero.jpeg') center/cover no-repeat;
      height: 100vh;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      color: white;
      padding: 0 20px;
    }
    .hero-content {
      max-width: 700px;
    }
    .hero-content h1 {
      font-size: 3.5rem;
      margin-bottom: 20px;
      line-height: 1.1;
      text-shadow: 0 2px 8px rgba(0,0,0,0.5);
    }
    .hero-content p {
      font-size: 1.3rem;
      margin-bottom: 30px;
      text-shadow: 0 1px 5px rgba(0,0,0,0.4);
    }
    .hero-content .btn {
      background: white;
      color: #ff4d6d;
      font-weight: 700;
      padding: 15px 40px;
      border-radius: 30px;
      font-size: 1.1rem;
      box-shadow: 0 5px 15px rgba(255,77,109,0.4);
      transition: background 0.3s ease, color 0.3s ease;
    }
    .hero-content .btn:hover,
    .hero-content .btn:focus {
      background: #ff2a55;
      color: white;
      box-shadow: 0 8px 20px rgba(255,42,85,0.7);
    }
    /* Section Titles */
    .section-title {
      text-align: center;
      margin-bottom: 50px;
      color: #ff4d6d;
    }
    .section-title h2 {
      font-size: 2.8rem;
      margin-bottom: 10px;
      font-weight: 700;
    }
    .section-title p {
      font-size: 1.1rem;
      color: #666;
      max-width: 600px;
      margin: 0 auto;
    }
    /* About */
    #about {
      background: white;
      padding: 80px 0;
    }
    #about .about-content {
      display: flex;
      align-items: center;
      gap: 50px;
      max-width: 1000px;
      margin: 0 auto;
      flex-wrap: wrap;
    }
    #about .about-text {
      flex: 1 1 400px;
    }
    #about .about-text h3 {
      font-size: 2rem;
      margin-bottom: 20px;
      color: #ff4d6d;
    }
    #about .about-text p {
      font-size: 1.1rem;
      margin-bottom: 15px;
      color: #444;
    }
    #about .about-image {
      flex: 1 1 400px;
      border-radius: 15px;
      overflow: hidden;
      box-shadow: 0 8px 20px rgba(255,77,109,0.2);
    }
    #about .about-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }
    #about .about-image:hover img {
      transform: scale(1.05);
    }
    /* Dating Categories */
    #categories {
      padding: 80px 0;
      background: #fff0f6;
    }
    .categories-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit,minmax(320px,1fr));
      gap: 30px;
      max-width: 1100px;
      margin: 0 auto;
    }
    .category-card {
      background: white;
      border-radius: 15px;
      box-shadow: 0 6px 15px rgba(255,77,109,0.15);
      overflow: hidden;
      cursor: pointer;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 25px 15px;
      text-align: center;
    }
    .category-card:hover,
    .category-card:focus {
      transform: translateY(-8px);
      box-shadow: 0 12px 30px rgba(255,77,109,0.3);
      outline: none;
    }
    .category-card img {
      width: 100px;
      height: 100px;
      border-radius: 50%;
      object-fit: cover;
      margin-bottom: 20px;
      border: 4px solid #ff4d6d;
    }
    .category-card h3 {
      font-size: 1.3rem;
      color: #ff4d6d;
      font-weight: 700;
    }
    /* Testimonials */
    #testimonials {
      background: white;
      padding: 80px 0;
    }
    .testimonials-grid {
      max-width: 900px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr;
      gap: 30px;
    }
    .testimonial {
      background: #fff0f6;
      border-radius: 15px;
      padding: 30px 25px;
      box-shadow: 0 6px 15px rgba(255,77,109,0.15);
      position: relative;
      font-style: italic;
      color: #555;
    }
    .testimonial::before {
      content: "“";
      font-size: 4rem;
      color: #ff4d6d;
      position: absolute;
      top: 10px;
      left: 20px;
      font-weight: 700;
      font-family: serif;
    }
    .testimonial p {
      margin-bottom: 20px;
      position: relative;
      z-index: 1;
    }
    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 15px;
      font-style: normal;
      font-weight: 700;
      color: #ff4d6d;
    }
    .testimonial-author img {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      object-fit: cover;
      border: 2px solid #ff4d6d;
    }
    /* Premium Plans */
    #plans {
      background: #fff0f6;
      padding: 80px 0;
    }
    .plans-grid {
      max-width: 1000px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: repeat(auto-fit,minmax(280px,1fr));
      gap: 30px;
    }
    .plan-card {
      background: white;
      border-radius: 15px;
      box-shadow: 0 6px 15px rgba(255,77,109,0.15);
      padding: 30px 25px;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .plan-card:hover,
    .plan-card:focus {
      transform: translateY(-8px);
      box-shadow: 0 12px 30px rgba(255,77,109,0.3);
      outline: none;
    }
    .plan-card h3 {
      font-size: 1.8rem;
      margin-bottom: 15px;
      color: #ff4d6d;
    }
    .plan-price {
      font-size: 2.5rem;
      font-weight: 700;
      margin-bottom: 20px;
      color: #ff2a55;
    }
    .plan-features {
      list-style: none;
      padding: 0;
      margin-bottom: 25px;
      color: #555;
      text-align: left;
    }
    .plan-features li {
      margin-bottom: 10px;
      padding-left: 20px;
      position: relative;
    }
    .plan-features li::before {
      content: "✓";
      position: absolute;
      left: 0;
      color: #ff4d6d;
      font-weight: 700;
    }
    .plan-card .btn {
      background: #ff4d6d;
      color: white;
      padding: 12px 0;
      border-radius: 30px;
      font-weight: 700;
      font-size: 1.1rem;
      box-shadow: 0 5px 15px rgba(255,77,109,0.4);
      transition: background 0.3s ease;
    }
    .plan-card .btn:hover,
    .plan-card .btn:focus {
      background: #ff2a55;
      box-shadow: 0 8px 20px rgba(255,42,85,0.7);
      outline: none;
    }
    /* Registration Form */
    #registration {
      background: white;
      padding: 80px 0;
    }
    #registration .form-container {
      max-width: 600px;
      margin: 0 auto;
      background: #fff0f6;
      padding: 40px 30px;
      border-radius: 15px;
      box-shadow: 0 6px 15px rgba(255,77,109,0.15);
    }
    #registration h2 {
      text-align: center;
      margin-bottom: 30px;
      color: #ff4d6d;
      font-weight: 700;
      font-size: 2.5rem;
    }
    form label {
      display: block;
      margin-bottom: 8px;
      font-weight: 600;
      color: #ff4d6d;
    }
    form input, form select {
      width: 100%;
      padding: 12px 15px;
      margin-bottom: 20px;
      border: 1.5px solid #ffb3c1;
      border-radius: 8px;
      font-size: 1rem;
      font-family: inherit;
      transition: border-color 0.3s ease;
    }
    form input:focus, form select:focus {
      border-color: #ff4d6d;
      outline: none;
      box-shadow: 0 0 8px rgba(255,77,109,0.5);
    }
    .checkbox-group {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 20px;
      color: #555;
      font-weight: 600;
    }
    form button {
      width: 100%;
      background: #ff4d6d;
      color: white;
      padding: 15px 0;
      font-weight: 700;
      font-size: 1.2rem;
      border-radius: 30px;
      box-shadow: 0 5px 15px rgba(255,77,109,0.4);
      transition: background 0.3s ease;
    }
    form button:hover,
    form button:focus {
      background: #ff2a55;
      box-shadow: 0 8px 20px rgba(255,42,85,0.7);
      outline: none;
    }
    /* Success message */
    .success-message {
      background: #27ae60;
      color: white;
      padding: 15px;
      border-radius: 8px;
      margin-bottom: 20px;
      text-align: center;
      display: none;
      font-weight: 700;
    }
    /* Footer */
    footer {
      background: #ff4d6d;
      color: white;
      padding: 60px 0 30px;
    }
    .footer-grid {
      max-width: 1100px;
      margin: 0 auto 40px;
      display: grid;
      grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
      gap: 30px;
    }
    .footer-column h4 {
      font-size: 1.3rem;
      margin-bottom: 20px;
      font-weight: 700;
      border-bottom: 2px solid #ffe6eb;
      padding-bottom: 8px;
    }
    .footer-column ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-column ul li {
      margin-bottom: 12px;
    }
    .footer-column ul li a {
      color: #ffe6eb;
      font-weight: 500;
      transition: color 0.3s ease;
    }
    .footer-column ul li a:hover,
    .footer-column ul li a:focus {
      color: white;
    }
    .footer-bottom {
      text-align: center;
      font-size: 0.9rem;
      color: #ffe6eb;
    }
    /* Modal */
    .modal {
      display: none;
      position: fixed;
      top: 0; left: 0;
      width: 100vw;
      height: 100vh;
      background: rgba(0,0,0,0.7);
      z-index: 2000;
      overflow-y: auto;
      padding: 40px 20px;
    }
    .modal-content {
      background: white;
      max-width: 700px;
      margin: 40px auto;
      border-radius: 15px;
      padding: 30px 40px;
      position: relative;
      box-shadow: 0 8px 30px rgba(255,77,109,0.3);
      color: #333;
      line-height: 1.5;
    }
    .modal-content h2 {
      color: #ff4d6d;
      margin-bottom: 20px;
      font-weight: 700;
      font-size: 2rem;
    }
    .modal-content h3 {
      margin-top: 20px;
      margin-bottom: 10px;
      color: #ff4d6d;
    }
    .modal-content p, .modal-content ul {
      margin-bottom: 15px;
      font-size: 1rem;
    }
    .modal-content ul {
      padding-left: 20px;
    }
    .close-modal {
      position: absolute;
      top: 15px;
      right: 20px;
      font-size: 2rem;
      font-weight: 700;
      color: #ff4d6d;
      cursor: pointer;
      user-select: none;
      transition: color 0.3s ease;
    }
    .close-modal:hover,
    .close-modal:focus {
      color: #ff2a55;
      outline: none;
    }
    /* Responsive */
    @media (max-width: 900px) {
      #about .about-content {
        flex-direction: column;
      }
      #about .about-image, #about .about-text {
        flex: 1 1 100%;
      }
      .hero-content h1 {
        font-size: 2.5rem;
      }
      .hero-content p {
        font-size: 1.1rem;
      }
    }
    @media (max-width: 600px) {
      nav ul {
        display: none;
        flex-direction: column;
        background: #ff4d6d;
        position: fixed;
        top: 60px;
        right: 0;
        width: 200px;
        padding: 20px;
        border-radius: 0 0 0 10px;
        box-shadow: -2px 2px 10px rgba(0,0,0,0.2);
      }
      nav ul.active {
        display: flex;
      }
      #menu-toggle {
        display: block;
        color: white;
      }
    }