/* Reset + Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  body {
    font-family: 'Segoe UI', sans-serif;
    background-color: #fff;
    color: #1e1e1e;
    line-height: 1.6;
  }
  a {
    text-decoration: none;
    color: inherit;
  }
  
  /* Container */
  .container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    padding: 2rem 0;
  }
  
  /* Navbar */
  .navbar {
    background-color: #fff;
    border-bottom: 1px solid #eee;
  }
  .navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .logo {
    font-weight: bold;
    color: #6a0dad;
    font-size: 1.5rem;
  }
  .nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
  }
  .nav-btn {
    background-color: #6a0dad;
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    cursor: pointer;
  }
  
  /* Hero */
  .hero {
    background-color: #0f0f24;
    color: white;
    padding: 4rem 0;
  }
  .hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  .hero .text {
    max-width: 600px;
  }
  .hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }
  .hero p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }
  .cta {
    background-color: white;
    color: #0f0f24;
    border: none;
    padding: 0.75rem 1.5rem;
    font-weight: bold;
    border-radius: 6px;
    cursor: pointer;
  }
  .hero-image img {
    max-width: 100%;
    height: auto;
  }
  
  .features {
    background-color: #fff;
    padding: 4rem 0;
    text-align: center;
  }
  .features h2 {
    font-size: 2rem;
    color: #0f0f24;
    margin-bottom: 0.5rem;
  }
  .subtitle {
    color: #666;
    margin-bottom: 2.5rem;
  }
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
  }
  .feature-card {
    background-color: #f9f9ff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
  }
  .feature-card:hover {
    transform: translateY(-5px);
  }
  .feature-card img {
    margin-bottom: 1rem;
  }
  .feature-card h3 {
    color: #6a0dad;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
  }
  .feature-card p {
    font-size: 0.95rem;
    color: #333;
  }

  .task-manager {
    background-color: #f4f0ff;
    padding: 4rem 0;
    text-align: center;
  }
  .task-manager h2 {
    font-size: 2rem;
    color: #6a0dad;
  }
  .task-box {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    max-width: 600px;
    margin: 2rem auto;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  }
  .task-list {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
  }
  .task-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fafafa;
    margin-bottom: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
  }
  .task-list input[type="checkbox"] {
    margin-right: 0.5rem;
  }
  .task-list label {
    flex: 1;
    text-align: left;
  }
  .delete-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: #ff5c5c;
    cursor: pointer;
  }
  .add-task {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
  }
  .add-task input[type="text"] {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 8px;
  }
  .add-btn {
    background-color: #6a0dad;
    color: white;
    border: none;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    cursor: pointer;
  }

  .contact {
    background-color: #ffffff;
    padding: 4rem 0;
    text-align: center;
  }
  .contact h2 {
    font-size: 2rem;
    color: #0f0f24;
  }
  .contact-form {
    max-width: 600px;
    margin: 2rem auto 0;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }
  .contact-form input,
  .contact-form textarea {
    padding: 0.75rem 1rem;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 1rem;
  }
  .contact-form button {
    background-color: #6a0dad;
    color: white;
    border: none;
    padding: 0.75rem;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
  }
  .contact-form button:hover {
    background-color: #5800a6;
  }
  
  .footer {
    background-color: #0f0f24;
    color: white;
    padding: 4rem 0 2rem;
  }
  
  .footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 2rem;
  }
  
  .footer-brand h3 {
    font-size: 1.5rem;
    color: #a855f7;
  }
  
  .footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: #d1d5db;
  }
  
  .footer-column ul {
    list-style: none;
    padding: 0;
  }
  
  .footer-column ul li {
    margin-bottom: 0.5rem;
  }
  
  .footer-column ul li a {
    color: #9ca3af;
    font-size: 0.95rem;
    transition: color 0.3s;
  }
  
  .footer-column ul li a:hover {
    color: white;
  }
  
  .footer-bottom {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.9rem;
    color: #9ca3af;
  }

  .btn-submit {
    width: 180px;
    background: #4532FC;
    text-align: center;
  }