:root {
        --paper-bg: #e6d8c3; 
        --ink: #2b2621;
        --accent-ink: #5a4b3c;
        --ledger-green: rgb(66, 78, 59); /* Added your new green */
        --border-style: 2px solid var(--ink);
      }

body {
        background-color: var(--paper-bg);
        /* Layer 1: Darkened edges (Vignette) */
        /* Layer 2: Embedded SVG Noise (Grit) */
        background-image: 
          radial-gradient(circle at center, transparent 30%, rgba(90, 75, 60, 0.15) 100%),
          url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.12'/%3E%3C/svg%3E");
        
        color: var(--ink);
        font-family: "Libre Baskerville", serif;
        margin: 0;
        padding: 2rem;
        display: flex;
        justify-content: center;
        min-height: 100vh;
      }

      .book-container {
        max-width: 900px;
        width: 100%;
        background: transparent; /* Stripped out the white overlay */
        padding: 3rem;
        border: none; /* Stripped out the modern border */
        box-shadow: none; /* Stripped out the modern shadow */
      }

      h1 {
        text-align: center;

        text-transform: uppercase;

        letter-spacing: 2px;

        border-bottom: var(--border-style);

        padding-bottom: 0.5rem;

        margin-bottom: 2rem;

        margin-top: 0;
      }

      /* Tabs Styling */

      .tab-controls {
        display: grid;

        grid-template-columns: repeat(3, 1fr);

        gap: 10px;

        margin-bottom: 2rem;

        border-bottom: 2px solid var(--accent-ink);

        padding-bottom: 10px;
      }

.tab-btn {
        background: transparent;
        border: 2px solid var(--ledger-green); /* Changed border to green */
        color: var(--ledger-green); /* Changed text to green */
        font-family: "Libre Baskerville", serif;
        font-size: 1rem;
        font-weight: 700;
        text-transform: uppercase;
        padding: 0.75rem;
        cursor: pointer;
        transition: all 0.2s ease;
        box-shadow: 3px 3px 0px rgba(66, 78, 59, 0.3); /* Tinted the shadow green */
        opacity: 0.7;
      }

      .tab-btn.active {
        opacity: 1;
        background: var(--ledger-green); /* Fills with solid green */
        color: var(--paper-bg); /* Flips text to the light paper color for contrast */
        transform: translate(2px, 2px);
        box-shadow: 1px 1px 0px rgba(66, 78, 59, 0.3);
      }

      .tab-btn:hover:not(.active) {
        opacity: 1;
        background: rgba(66, 78, 59, 0.1); /* Slight green tint on hover */
        transform: translate(-1px, -1px);
        box-shadow: 4px 4px 0px rgba(66, 78, 59, 0.3);
      }

      .tab-content {
        display: none;

        animation: fadeIn 0.3s ease;
      }

      .tab-content.active {
        display: block;
      }

      @keyframes fadeIn {
        from {
          opacity: 0;
          transform: translateY(5px);
        }

        to {
          opacity: 1;
          transform: translateY(0);
        }
      }

      /* Search Bar */

      .search-container {
        text-align: center;

        margin-bottom: 2rem;
      }

      #directorySearch {
        width: 100%;

        max-width: 500px;

        padding: 10px;

        font-family: "Libre Baskerville", serif;

        font-size: 1.2rem;

        background: transparent;

        border: none;

        border-bottom: 2px solid var(--accent-ink);

        color: var(--ink);

        outline: none;

        text-align: center;
      }

      /* Directory List & Multi-Column Layout */

      .multi-column-container {
        column-count: 2;

        column-gap: 4rem;
      }

      .letter-header {
        column-span: all;

        text-align: center;

        font-size: 3rem;

        font-weight: 700;

        margin: 2rem 0 1rem 0;

        padding-bottom: 0.5rem;

        border-bottom: 1px solid var(--accent-ink);

        color: var(--ink);

        line-height: 1;
      }

      .category-header {
        column-span: all;

        text-align: center;

        font-size: 1.3rem;

        font-weight: 700;

        text-transform: uppercase;

        letter-spacing: 1px;

        margin: 2.5rem 0 1rem 0;

        padding-bottom: 0.5rem;

        border-bottom: 1px solid var(--accent-ink);

        color: var(--ink);
      }

      .letter-header:first-child,
      .category-header:first-child {
        margin-top: 0;
      }

      .directory-item {
        display: flex;

        align-items: baseline;

        margin-bottom: 0.5rem;

        font-size: 1.05rem;

        break-inside: avoid;
      }

.dir-name {
        font-weight: 700;
        /* Removed white-space: nowrap; so long names can wrap naturally */
        max-width: 80%; /* Prevents a wrapping name from completely crushing the dots and location */
      }

      .dir-dots {
        flex-grow: 1;
        border-bottom: 2px dotted var(--accent-ink);
        margin: 0 10px;
        opacity: 0.5;
      }

      .dir-location {
        white-space: nowrap;
      }

      .system-message {
        text-align: center;
        font-style: italic;
        grid-column: 1 / -1;
      }

      #noResults {
        display: none;
      }

/* Informants Layout with Images */
      .informants-grid {
        display: flex;
        flex-direction: column;
        gap: 2rem;
      }

      .informant-card {
        display: flex;
        gap: 1.5rem;
        background: transparent;
        border: none;
        padding: 0;
        align-items: flex-start;
      }

      .informant-img {
        width: 110px;
        height: 110px;
        object-fit: cover;
        border: 2px solid var(--ink);
        box-shadow: 3px 3px 0px rgba(43, 38, 33, 0.15);
        flex-shrink: 0;
        background-color: rgba(0,0,0,0.05); /* Placeholder tint if image loads slow */
      }

      .informant-content {
        flex-grow: 1;
        display: flex;
        flex-direction: column;
      }

      .informant-header {
        display: flex;
        justify-content: space-between;
        align-items: baseline;
        margin-bottom: 0.5rem;
        border-bottom: 1px solid var(--accent-ink);
        padding-bottom: 0.25rem;
      }

      .informant-name {
        font-weight: 700;
        font-size: 1.15rem;
        margin: 0;
        color: var(--ink);
      }

      .informant-location {
        font-weight: 700;
        font-size: 1rem;
        color: var(--accent-ink);
        white-space: nowrap;
        margin-left: 1rem;
      }

      .informant-desc {
        font-size: 1rem;
        line-height: 1.5;
        margin: 0;
      }

@media (max-width: 800px) {
        /* 1. Stop the padding from choking the content */
        body {
          padding: 0.5rem;
        }

        .book-container {
          padding: 1.5rem 1rem;
        }

        /* 2. Fix the Tabs so they wrap naturally instead of breaking the box */
        .tab-controls {
          display: flex;
          flex-wrap: wrap; 
          gap: 5px;
          border-bottom: 2px solid var(--accent-ink);
        }

        .tab-btn {
          flex: 1 1 auto; /* Allows tabs to resize and stack if needed */
          font-size: 0.85rem;
          padding: 0.5rem;
        }

        /* 3. Clean up the single-column layout for Directory & Categories */
        .multi-column-container {
          column-count: 1;
        }

        /* 4. Perfect the Informants Mobile Stack */
        .informant-card {
          flex-direction: column;
          align-items: center;
          text-align: center;
          border-bottom: 1px dashed var(--accent-ink); /* Divider between characters */
          padding-bottom: 1.5rem;
        }
        
        .informant-card:last-child {
          border-bottom: none;
        }
        
        .informant-header {
          flex-direction: column;
          align-items: center;
          width: 100%;
          border-bottom: none; /* Removes the ugly double-line effect under the location */
          margin-bottom: 0.5rem;
        }
        
        .informant-location {
          margin-left: 0;
          margin-top: 0.25rem;
        }
      }