* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Segoe UI', system-ui, sans-serif;
    }

    body {
      background-color: #0f172a;
    }

    /* Navbar Base - Deep Slate Tech theme */
    .navbar {
      background-color: #0f172a; 
      border-bottom: 1px solid #1e293b;
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .nav-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 75px;
    }

    /* Brand Logo */
    .nav-logo {
      color: #ffffff;
      font-size: 22px;
      font-weight: 700;
      text-decoration: none;
      letter-spacing: 0.5px;
    }

    .nav-logo span {
      color: #a3e635; /* Neon Lime Accent */
    }

    /* Menu Grid */
    .nav-menu {
      display: flex;
      list-style: none;
      align-items: center;
      gap: 4px;
    }

    .nav-link {
      color: #94a3b8; /* Cool gray */
      text-decoration: none;
      padding: 8px 16px;
      font-size: 14px;
      font-weight: 600;
      display: flex;
      align-items: center;
      border-radius: 6px;
      transition: all 0.2s ease;
    }

    .nav-link:hover, .nav-link.active {
      color: #a3e635;
      background-color: #1e293b;
    }

    .dropdown-icon {
      font-size: 10px;
      margin-left: 6px;
      transition: transform 0.2s;
    }

    /* Dropdown Grid Panel */
    .dropdown {
      position: relative;
    }

    .dropdown-menu {
      position: absolute;
      top: 100%;
      left: 0;
      background-color: #1e293b;
      border: 1px solid #334155;
      min-width: 190px;
      border-radius: 8px;
      list-style: none;
      opacity: 0;
      visibility: hidden;
      transform: translateY(8px);
      padding: 6px;
      transition: all 0.2s ease;
    }

    .dropdown-menu a {
      color: #cbd5e1;
      text-decoration: none;
      padding: 10px 14px;
      display: block;
      font-size: 14px;
      font-weight: 500;
      border-radius: 6px;
      transition: all 0.15s;
    }

    .dropdown-menu a:hover {
      background-color: #334155;
      color: #a3e635;
    }

    .dropdown:hover .dropdown-menu {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .dropdown:hover .dropdown-icon {
      transform: rotate(180deg);
    }

    /* Actions */
    .nav-btn {
      background-color: #a3e635;
      color: #0f172a;
      padding: 8px 20px;
      border-radius: 6px;
      text-decoration: none;
      font-size: 14px;
      font-weight: 600;
      transition: opacity 0.2s;
      display: inline-block;
    }

    .nav-btn:hover {
      opacity: 0.9;
    }

    .btn-submit-booking {
      width: 100%;
      background: #a3e635;
      color: #0f172a;
      border: none;
      padding: 14px 24px;
      font-size: 15px;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      border-radius: 8px;
      cursor: pointer;
      transition: all 0.2s ease;
      box-shadow: 0 4px 14px rgba(163, 230, 53, 0.2);
    }

    .btn-submit-booking:hover {
      background: #84cc16;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(163, 230, 53, 0.4);
    }

    /* Style rule for inline layout logout links */
    .nav-logout-inline {
      color: #94a3b8;
      font-size: 14px;
      font-weight: 600;
      text-decoration: none;
      margin-left: 15px;
      transition: color 0.2s ease;
    }
    
    .nav-logout-inline:hover {
      color: #ef4444; /* Soft red alert color for signout */
    }

    .nav-btn-mobile { display: none; }
    .nav-toggle { display: none; }
    .nav-toggle-label { display: none; cursor: pointer; padding: 10px; }

    .nav-toggle-label span,
    .nav-toggle-label span::before,
    .nav-toggle-label span::after {
      display: block;
      background: #ffffff;
      height: 2px;
      width: 22px;
      position: relative;
      transition: all 0.25s ease;
    }
    .nav-toggle-label span::before, .nav-toggle-label span::after { content: ''; position: absolute; }
    .nav-toggle-label span::before { top: -6px; }
    .nav-toggle-label span::after { bottom: -6px; }

    @media screen and (max-width: 992px) {
      .nav-actions { display: none; }
      .nav-btn-mobile { display: block; margin-top: 16px; padding: 0 24px; width: 100%; }
      .nav-btn-mobile .nav-btn { display: block; text-align: center; margin-bottom: 10px; }
      .nav-toggle-label { display: block; }

      .nav-menu {
        position: absolute;
        top: 75px;
        left: 0;
        width: 100%;
        background-color: #0f172a;
        flex-direction: column;
        align-items: flex-start;
        padding: 16px 0;
        border-top: 1px solid #1e293b;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: all 0.3s ease;
      }

      .nav-menu li { width: 100%; }
      .nav-link { padding: 12px 24px; width: 100%; border-radius: 0; justify-content: space-between; }
      .dropdown-menu { position: relative; background-color: #1e293b; max-height: 0; padding: 0; border: none; border-radius: 0; }
      .dropdown-menu a { padding-left: 40px; border-radius: 0; }
      .dropdown:hover .dropdown-menu { max-height: 200px; opacity: 1; visibility: visible; }
      .nav-toggle:checked ~ .nav-menu { max-height: 100vh; opacity: 1; overflow-y: auto; }
      .nav-toggle:checked ~ .nav-toggle-label span { background: transparent; }
      .nav-toggle:checked ~ .nav-toggle-label span::before { top: 0; transform: rotate(45deg); }
      .nav-toggle:checked ~ .nav-toggle-label span::after { bottom: 0; transform: rotate(-45deg); }
    }


     /* Main Footer Block Structure */
  .main-footer {
    background-color: #0f172a; /* Core Slate 900 Background */
    border-top: 1px solid #1e293b;
    padding: 80px 20px 30px 20px;
    width: 100%;
    color: #94a3b8; /* Cool Muted Slate Text */
  }

  .footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr; /* Layout ratio weighting */
    gap: 40px;
  }

  /* Column 1: Brand & Bio Profile */
  .footer-brand .footer-logo {
    color: #ffffff;
    font-size: 24px;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.5px;
    display: inline-block;
    margin-bottom: 20px;
  }

  .footer-brand .footer-logo span {
    color: #a3e635; /* Neon Lime Accent */
  }

  .footer-brand p {
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 25px;
    max-width: 280px;
  }

  /* Social Media Badge Containers */
  .footer-socials {
    display: flex;
    gap: 12px;
  }

  .social-icon {
    width: 38px;
    height: 38px;
    background-color: #1e293b;
    border: 1px solid #334155;
    border-radius: 6px;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.25s ease;
  }

  .social-icon:hover {
    background-color: #a3e635;
    color: #0f172a;
    border-color: #a3e635;
    transform: translateY(-3px);
  }

  /* Column Heading Definitions */
  .footer-heading {
    color: #ffffff;
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 25px;
    position: relative;
  }

  /* Columns 2 & 3: Link Matrices layout specs */
  .footer-links {
    list-style: none;
    padding: 0;
  }

  .footer-links li {
    margin-bottom: 12px;
  }

  .footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
  }

  .footer-links a:hover {
    color: #a3e635;
    padding-left: 5px; /* Subtle push animation on interactive hover states */
  }

  /* Column 4: Newsletter Submission Form block updates */
  .footer-newsletter p {
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 18px;
  }

  .newsletter-form {
    display: flex;
    gap: 8px;
    width: 100%;
  }

  .newsletter-input {
    flex: 1;
    background-color: #1e293b;
    border: 1px solid #334155;
    border-radius: 6px;
    padding: 12px 16px;
    color: #ffffff;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
  }

  .newsletter-input:focus {
    border-color: #a3e635;
  }

  .newsletter-btn {
    background-color: #a3e635;
    color: #0f172a;
    border: none;
    border-radius: 6px;
    padding: 0 20px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.2s;
  }

  .newsletter-btn:hover {
    opacity: 0.9;
  }

  /* --- Divider and Bottom Copyright Row --- */
  .footer-divider {
    border: 0;
    height: 1px;
    background-color: #1e293b;
    margin: 60px 0 30px 0;
  }

  .footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
  }

  .footer-bottom-links {
    display: flex;
    gap: 20px;
  }

  .footer-bottom-links a {
    color: #64748b;
    text-decoration: none;
    transition: color 0.2s;
  }

  .footer-bottom-links a:hover {
    color: #a3e635;
  }

  /* --- Responsive Breakpoints --- */
  @media screen and (max-width: 992px) {
    .footer-container {
      grid-template-columns: repeat(2, 1fr); /* Drop to 2 columns on tablet portrait screens */
      gap: 40px;
    }
  }

  @media screen and (max-width: 576px) {
    .main-footer {
      padding: 60px 20px 30px 20px;
    }

    .footer-container {
      grid-template-columns: 1fr; /* Collapse into complete single column layout trace on small phones */
      gap: 35px;
    }

    .footer-brand p {
      max-width: 100%;
    }

    .newsletter-form {
      flex-direction: column; /* Stack input field box and button vertically on mobile screens */
    }

    .newsletter-btn {
      padding: 12px 0;
      text-align: center;
    }

    .footer-bottom {
      flex-direction: column;
      gap: 15px;
      text-align: center;
    }
  }