/* Layout Fundamentals */
.container {
    width: min(100% - var(--space-lg), 1200px);
    margin-inline: auto;
    padding-inline: var(--space-md);
  }

  /* Header */
  .site-header {
    height: 64px;
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-light);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
    z-index: 100;
  }


  .header-container {
    width: 100%;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-md);
  }

  .container.header-container {
    padding-left: var(--space-sm);
  }

  .header-left,
  .header-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
  }


  .site-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--color-primary);
    font-weight: 700;
    font-size: var(--scale-sub);
  }

  /* Header Navigation */
  .header-nav {
    display: flex;
    gap: var(--space-md);
    align-items: center;
  }

  .header-nav a {
    padding: var(--space-xs) var(--space-sm);
    border-radius: 4px;
    color: var(--color-dark);
    text-decoration: none;
    transition: all 0.2s ease;
  }

  .header-nav a:hover {
    background-color: var(--color-light-offset);
  }

  .header-nav .login-button {
    background-color: var(--color-primary);
    color: var(--color-light);
    padding: var(--space-xs) var(--space-md);
    border-radius: 4px;
  }

  .header-nav .login-button:hover {
    background-color: var(--color-primary-dark);
  }

  /* Navigation Toggle Button */
  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-right: 1rem;
  }

  .nav-toggle-bar {
    position: relative;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: background 0.2s ease;
  }

  .nav-toggle-bar::before,
  .nav-toggle-bar::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: transform 0.2s ease;
  }

  .nav-toggle-bar::before {
    top: -8px;
  }

  .nav-toggle-bar::after {
    bottom: -8px;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bar {
    background: transparent;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bar::before {
    transform: translateY(8px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bar::after {
    transform: translateY(-8px) rotate(-45deg);
  }

  /* Side Navigation */
  .site-nav {
    position: fixed;
    top: var(--header-height, 64px);
    left: 0;
    bottom: 0;
    width: 280px;
    background: var(--color-light);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
    z-index: 100;
    box-shadow: 2px 0 4px rgba(0, 0, 0, 0.1);
  }

  .site-nav[data-visible="true"] {
    transform: translateX(0);
  }

  .nav-container {
    padding: 1.5rem;
  }

  .nav-section {
    margin-bottom: 2rem;
  }

  .nav-heading {
    color: var(--color-dark);
    font-size: var(--scale-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
  }

  .nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  .nav-list li {
    margin-bottom: 0.5rem;
  }

  .nav-list a {
    display: block;
    padding: 0.5rem 0;
    color: var(--color-dark);
    text-decoration: none;
    transition: color 0.2s ease;
  }

  .nav-list a:hover {
    color: var(--color-primary);
  }

  /* Overlay */
  .nav-overlay {
    display: none;
    position: fixed;
    top: var(--header-height, 64px);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 99;
  }

  .nav-overlay.active {
    display: block;
    opacity: 1;
  }

  /* Search Form */
  .search-form {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
  }

  .search-form input {
    width: 200px;
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-primary-light);
    border-radius: 4px;
    background: var(--color-light-offset);
  }

  .search-suggestions {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--color-light-offset);
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin: 4px 0 0;
    padding: 0;
    list-style: none;
    z-index: 1000;
    max-height: 300px;
    overflow-y: auto;
}

.search-suggestions li {
    padding: 8px 16px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.search-suggestions li:hover,
.search-suggestions li.selected {
    background-color: var(--color-light);
}

/* Specific adjustments for header search */
.header-right .search-suggestions {
    width: 300px;
    right: auto;
}


  /* Main Content */
  .main-content {
    min-height: calc(100vh - 64px - 200px);
    padding: var(--space-xxl) var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
  }

  /* Unauthorized Message */
  .unauthorized-message {
    text-align: center;
    color: var(--color-dark);
    font-size: var(--scale-sub);
    padding: var(--space-xl);
    background: var(--color-light-offset);
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  }


  /* Footer */
  .site-footer {
    background: var(--color-light-offset);
    padding: var(--space-xl) 0;
    margin-top: auto;
  }

  .footer-grid {
    display: grid;
    grid-template-areas:
        "branding branding branding branding"
        "product company legal ai";
    gap: var(--space-xl);
    padding: 0 var(--space-lg);
  }

  .footer-grid .footer-section:first-child {
    grid-area: branding;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding-bottom: var(--space-lg);
  }

  .footer-section h3 {
    color: var(--color-primary-dark);
    font-size: var(--scale-sub);
    margin-bottom: var(--space-md);
  }

  .footer-tagline {
    color: var(--color-dark-offset);
    margin-top: var(--space-xs);
  }

  .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  .footer-links li {
    margin-bottom: var(--space-xs);
  }

  .footer-links a {
    color: var(--color-dark-offset);
    text-decoration: none;
    transition: color 0.2s ease;
    display: inline-block;
    padding: var(--space-xs) 0;
  }

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

  .footer-bottom {
    text-align: center;
    padding: var(--space-lg) 0 var(--space-md);
    color: var(--color-dark-offset);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    margin-top: var(--space-xl);
  }

  /* Responsive Footer */
  @media (max-width: 768px) {
    .footer-grid {
        grid-template-areas:
            "branding"
            "product"
            "company"
            "legal";
        grid-template-columns: 1fr;
        text-align: center;
    }
  }

  /* Responsive Styles */
  @media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .header-nav {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        text-align: center;
    }
  }

  /* Button Styles */
  /* Base Button Styles */
.button {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    text-align: center;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    font-size: var(--scale-base);
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 0.01em;
    min-height:48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Button Sizes */
.button-sm {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--scale-sm);
    font-weight: 500;
}

.button-lg {
    padding: var(--space-lg) var(--space-xxl);
    font-size: var(--scale-sub);
    font-weight: 600;
}

/* Button Variants */
.button-primary {
    background: var(--color-primary);
    color: var(--color-light);
    font-weight: 600;
}

.button-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.button-primary:active {
    transform: translateY(1px);
    box-shadow: var(--shadow-sm);
}

.button-secondary {
    background: var(--color-light);
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    font-weight: 600;
}

.button-secondary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.button-secondary:active {
    transform: translateY(1px);
    box-shadow: var(--shadow-sm);
}

/* Full Width Button */
.button-full {
    width: 100%;
    padding: var(--space-md) var(--space-xl);
}

/* Header Login Button - Special Case */
.header-right .button {
    padding: var(--space-xs) var(--space-md);
    min-height: 0;
}

  @media (max-width: 640px) {
    .search-form {
        display: none;
    }
  }




  .modal-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
  }

  .modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-light);
    padding: 2rem;
    border-radius: 8px;
    z-index: 1001;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }

  .form-floating {
    position: relative;
    margin-bottom: 1rem;
  }

  .form-floating input {
    width: 100%;
    height: 3.5rem;
    padding: 1rem 0.75rem;
    font-size: var(--scale-base);
    border: 1px solid var(--color-dark-offset);
    border-radius: 4px;
    background: var(--color-light);
  }

  .form-floating label {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    padding: 1rem 0.75rem;
    pointer-events: none;
    transform-origin: 0 0;
    transition: opacity .1s ease-in-out,transform .1s ease-in-out;
    color: var(--color-dark-offset);
  }

  .form-floating input:focus ~ label,
  .form-floating input:not(:placeholder-shown) ~ label {
    opacity: .65;
    transform: scale(.85) translateY(-0.5rem) translateX(0.15rem);
  }

  .modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
  }


  .card-interactive {
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
  }

  .card-interactive:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
  }