:root {
    /* Fonts */
    --font-heading: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont,
      sans-serif;
    --font-body: "Nunito", system-ui, -apple-system, BlinkMacSystemFont,
      sans-serif;
  
    /* Colors */
    --color-bg-body: #fafafa;
    --color-bg-content: #ffffff;
    --color-text-primary: #333333;
    --color-text-heading: #444444;
    --color-steel: #527c9f;
    --color-nav-link: #cbd5db;
    --color-nav-link-hover: #ffffff;
    --color-link-hover: #428bca;
    --color-border: #dddddd;
    --color-border-light: #e3e3e3;
  
    /* Spacing */
    --spacing-xl: 5rem;
  
    /* Sizing */
    --article-img-size: 4rem; /* 64px converted to rem */
    --account-img-size: 7.813rem; /* 125px converted to rem */
  }
  
  /* Base Styles */
  body {
    font-family: var(--font-body);
    background: var(--color-bg-body);
    color: var(--color-text-primary);
  }
  
  main {
    padding-top: var(--spacing-xl);
  }
  
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    font-family: var(--font-heading);
    color: var(--color-text-heading);
  }
  
  .navbar-brand {
    font-family: var(--font-heading);
  }
  
  a {
    text-decoration: none;
  }
  
  a:focus-visible,
  button:focus-visible {
    outline: 2px solid var(--color-link-hover);
    outline-offset: 2px;
  }
  
  /* Headers and Navigation */
  .bg-steel {
    background-color: var(--color-steel);
  }
  
  .site-header .navbar-nav .nav-link {
    color: var(--color-nav-link);
    transition: color 0.2s ease-in-out;
  }
  
  .site-header .navbar-nav .nav-link:hover,
  .site-header .navbar-nav .nav-link:focus {
    color: var(--color-nav-link-hover);
  }
  
  .site-header .navbar-nav .nav-link.active {
    font-weight: 600;
  }
  
  /* Content Sections */
  .content-section {
    background: var(--color-bg-content);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px rgba(15, 23, 42, 0.05);
    transition: box-shadow 0.15s ease, transform 0.15s ease,
      border-color 0.15s ease;
  }
  
  .content-section:hover {
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.1);
    border-color: var(--color-border-light);
  }
  
  /* Articles */
  .article-title {
    color: var(--color-text-heading);
    transition: color 0.2s ease-in-out;
  }
  
  a.article-title:hover,
  a.article-title:focus {
    color: var(--color-link-hover);
    text-decoration: none;
  }
  
  .article-content {
    white-space: pre-line;
    font-size: 1.25rem;
  }
  
  .article-img {
    height: var(--article-img-size);
    width: var(--article-img-size);
    flex-shrink: 0;
    object-fit: cover;
    border: 1px solid var(--color-border-light);
    box-shadow: 0 0 0 2px var(--color-bg-content);
  }
  
  .article-metadata {
    padding-bottom: 0.063rem; /* 1px converted to rem */
    border-bottom: 1px solid var(--color-border-light);
  }
  
  .article-metadata a {
    transition: color 0.2s ease-in-out;
  }
  
  .article-metadata a:hover,
  .article-metadata a:focus {
    color: var(--color-text-primary);
    text-decoration: none;
  }
  
  .article-svg {
    width: 1.563rem; /* 25px converted to rem */
    height: 1.563rem;
    vertical-align: middle;
  }
  
  /* Account/Profile */
  .account-img {
    height: var(--account-img-size);
    width: var(--account-img-size);
    object-fit: cover;
  }
  
  .account-heading {
    font-size: 2.5rem;
  }
  
  .file-input-sm {
    max-width: 300px;
  }
  
  /* Custom Button Colors - Light Mode */
  .btn-outline-primary {
    --bs-btn-color: #527c9f;
    --bs-btn-border-color: #527c9f;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #466a87;
    --bs-btn-hover-border-color: #3f6179;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #3f6179;
    --bs-btn-active-border-color: #3a5b72;
  }
  
  .btn-outline-secondary {
    --bs-btn-color: #495057;
    --bs-btn-border-color: #6c757d;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #5a6268;
    --bs-btn-hover-border-color: #545b62;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #545b62;
    --bs-btn-active-border-color: #4e555b;
  }
  
  .btn-outline-danger {
    --bs-btn-color: #a85b5b;
    --bs-btn-border-color: #a85b5b;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #924e4e;
    --bs-btn-hover-border-color: #874848;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #874848;
    --bs-btn-active-border-color: #7c4242;
  }
  
  .btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: #527c9f;
    --bs-btn-border-color: #527c9f;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #466a87;
    --bs-btn-hover-border-color: #3f6179;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #3f6179;
    --bs-btn-active-border-color: #3a5b72;
  }
  
  .btn-danger {
    --bs-btn-color: #fff;
    --bs-btn-bg: #a85b5b;
    --bs-btn-border-color: #a85b5b;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #924e4e;
    --bs-btn-hover-border-color: #874848;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #874848;
    --bs-btn-active-border-color: #7c4242;
  }
  
  /* Custom Button Colors - Dark Mode */
  [data-bs-theme="dark"] .btn-outline-primary {
    --bs-btn-color: #8aadc8;
    --bs-btn-border-color: #8aadc8;
    --bs-btn-hover-color: #000;
    --bs-btn-hover-bg: #8aadc8;
    --bs-btn-hover-border-color: #9fbdd4;
    --bs-btn-active-color: #000;
    --bs-btn-active-bg: #9fbdd4;
    --bs-btn-active-border-color: #b4cde0;
  }
  
  [data-bs-theme="dark"] .btn-outline-secondary {
    --bs-btn-color: #b8bfc6;
    --bs-btn-border-color: #8a939b;
    --bs-btn-hover-color: #000;
    --bs-btn-hover-bg: #b8bfc6;
    --bs-btn-hover-border-color: #adb5bd;
    --bs-btn-active-color: #000;
    --bs-btn-active-bg: #adb5bd;
    --bs-btn-active-border-color: #a2aab2;
  }
  
  [data-bs-theme="dark"] .btn-outline-danger {
    --bs-btn-color: #d89090;
    --bs-btn-border-color: #d89090;
    --bs-btn-hover-color: #000;
    --bs-btn-hover-bg: #d89090;
    --bs-btn-hover-border-color: #e0a8a8;
    --bs-btn-active-color: #000;
    --bs-btn-active-bg: #e0a8a8;
    --bs-btn-active-border-color: #e8bcbc;
  }
  
  /* Responsive Adjustments */
  @media (max-width: 768px) {
    .account-heading {
      font-size: 2rem;
    }
  
    .article-img {
      height: 3rem;
      width: 3rem;
    }
  }
  
  /* Dark Mode Features */
  
  [data-bs-theme="dark"] {
    --color-bg-body: #1a1a1a;
    --color-bg-content: #2d2d2d;
    --color-text-primary: #e0e0e0;
    --color-text-heading: #f0f0f0;
    --color-border: #404040;
    --color-border-light: #4a4a4a;
  }
  
  [data-bs-theme="dark"] .content-section {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  }
  
  [data-bs-theme="dark"] article.content-section:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  }
  
  /* Custom Modal Colors */
  .modal-header.bg-success {
    background-color: #4a7c5d !important;
  }
  
  .modal-header.bg-danger {
    background-color: #a85b5b !important;
  }
  
  /* Ensure modal header text stays white in both themes */
  .modal-header.bg-success .modal-title,
  .modal-header.bg-danger .modal-title {
    color: #ffffff !important;
  }