/* ==========================================================================
   McMaster-Carr Inspired Industrial Utility Theme
   ========================================================================== */

:root {
    /* McMaster Signature Colors (Light Mode Default) */
    --brand-green: #1d3363;
    --brand-yellow: #fff200;
    --brand-yellow-header: #fff880;
    --bg-main: #ffffff;
    --bg-secondary: #f4f4f4;
    --border-color: #333333;
    --border-light: #cccccc;
    --text-primary: #000000;
    --text-muted: #555555;
    --link-color: #003399;
    --table-header-bg: #e6e6e6;
    --table-hover: #ffffd0;
}

[data-theme="dark"] {
    /* Dark Utility Colors */
    --brand-green: #1d3363;
    --brand-yellow: #d4c800;
    --brand-yellow-header: #fff880;
    --bg-main: #121212;
    --bg-secondary: #1e1e1e;
    --border-color: #555555;
    --border-light: #333333;
    --text-primary: #e0e0e0;
    --text-muted: #aaaaaa;
    --link-color: #66b2ff;
    --table-header-bg: #2a2a2a;
    --table-hover: #2c2a00;
}

/* Reset & Densities */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: Arial, Helvetica, sans-serif; /* McMaster uses dense sans-serif */
    font-size: 13px;
    line-height: 1.35;
}

/* Header Component */
.mcmaster-header {
    background-color: var(--brand-green);
    color: #ffffff;
    border-bottom: 3px solid var(--border-color);
}

.header-top {
    padding: 10px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--brand-green);
}

.brand-title {
    display: block;
    font-size: 20px;
    font-weight: 900;
    letter-spacing: 0.5px;
    color: #ffffff;
}

.brand-subtitle {
    display: block;
    font-size: 11px;
    font-weight: bold;
    color: var(--brand-yellow);
    letter-spacing: 0.5px;
}

.header-actions {
    display: flex;
    gap: 8px;
}

.link-btn, .toggle-btn {
    background-color: var(--brand-yellow);
    color: #000000;
    border: 1px solid #000000;
    padding: 4px 8px;
    font-size: 11px;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
    border-radius: 0;
}

.link-btn:hover, .toggle-btn:hover {
    background-color: #ffffff;
}

.spec-bar {
    background-color: var(--brand-yellow-header);
    color: #000000;
    padding: 5px 15px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: 20px;
    font-size: 11px;
    flex-wrap: wrap;
}

/* Page Layout */
.page-container {
    display: flex;
    max-width: 1300px;
    margin: 0 auto;
    padding: 15px;
    gap: 15px;
}

/* Sidebar Navigation */
.sidebar-nav {
    width: 210px;
    flex-shrink: 0;
}

.sidebar-header {
    background-color: var(--border-color);
    color: #ffffff;
    padding: 4px 6px;
    font-weight: bold;
    font-size: 11px;
}

.nav-list {
    list-style: none;
    border: 1px solid var(--border-light);
    border-top: none;
    margin-bottom: 15px;
}

.nav-list li a {
    display: block;
    padding: 6px;
    color: var(--link-color);
    text-decoration: none;
    border-bottom: 1px solid var(--border-light);
    font-weight: bold;
}

.nav-list li a:hover {
    background-color: var(--table-hover);
    text-decoration: underline;
}

.sidebar-box {
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    padding: 8px;
}

.box-title {
    font-weight: bold;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 3px;
    margin-bottom: 6px;
    color: var(--brand-green);
}

[data-theme="dark"] .box-title {
    color: var(--brand-yellow);
}

.stats-list {
    list-style: none;
    font-size: 11px;
}

.stats-list li {
    margin-bottom: 5px;
}

.stats-list span {
    font-weight: bold;
    display: block;
}

/* Catalog Main Content */
.catalog-content {
    flex-grow: 1;
}

.catalog-section {
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.section-header {
    background-color: var(--brand-green);
    color: #ffffff;
    padding: 5px 8px;
}

.section-header h2 {
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 0.5px;
}

.section-body {
    padding: 10px;
}

/* Catalog Cards (Grid Layout) */
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px;
    padding: 10px;
}

.catalog-card {
    border: 1px solid var(--border-light);
    background-color: var(--bg-secondary);
}

.card-head {
    background-color: var(--table-header-bg);
    padding: 4px 6px;
    font-weight: bold;
    font-size: 11px;
    border-bottom: 1px solid var(--border-light);
}

.catalog-list {
    list-style: none;
    padding: 6px;
}

.catalog-list li {
    padding: 3px 0;
    border-bottom: 1px dashed var(--border-light);
    display: flex;
    gap: 6px;
}

.catalog-list li:last-child {
    border-bottom: none;
}

.part-num {
    font-family: monospace;
    font-weight: bold;
    color: var(--text-muted);
}

/* Data Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.data-table th {
    background-color: var(--table-header-bg);
    text-align: left;
    padding: 6px;
    border: 1px solid var(--border-color);
    font-size: 11px;
}

.data-table td {
    padding: 6px;
    border: 1px solid var(--border-light);
    vertical-align: top;
}

.data-table tbody tr:hover {
    background-color: var(--table-hover);
}

.summary-table td.label {
    width: 140px;
    font-weight: bold;
    background-color: var(--bg-secondary);
}

.item-id {
    font-family: monospace;
    font-weight: bold;
    color: var(--brand-green);
}

[data-theme="dark"] .item-id {
    color: var(--brand-yellow);
}

.bold {
    font-weight: bold;
}

/* Footer */
.mcmaster-footer {
    border-top: 2px solid var(--border-color);
    background-color: var(--bg-secondary);
    text-align: center;
    padding: 10px;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .page-container {
        flex-direction: column;
    }

    .sidebar-nav {
        width: 100%;
    }

    .spec-bar {
        flex-direction: column;
        gap: 3px;
    }
}

/* ==========================================================================
   Sidebar Download Box & Education List Additions
   ========================================================================== */

.download-box {
    text-align: center;
}

.download-text {
    font-size: 11px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.download-btn {
    display: block;
    background-color: var(--brand-yellow);
    color: #000000;
    border: 1px solid #000000;
    padding: 6px;
    font-weight: bold;
    font-size: 11px;
    text-decoration: none;
    text-align: center;
    margin-bottom: 6px;
}

.download-btn:hover {
    background-color: #ffffff;
}

.spec-subtext {
    display: block;
    font-size: 9px;
    color: var(--text-muted);
    font-weight: bold;
}

/* Degree List Formatting */
.degree-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.degree-list li {
    padding: 3px 0;
    border-bottom: 1px dashed var(--border-light);
}

.degree-list li:last-child {
    border-bottom: none;
}

/* Ensure tables respect fixed layouts and break long words cleanly */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    table-layout: fixed; /* Fixes cell dimensions so content wraps */
}

/* Define explicit column widths for Project Table */
.project-table th:nth-child(1) { width: 10%; } /* Item No. */
.project-table th:nth-child(2) { width: 22%; } /* Title */
.project-table th:nth-child(3) { width: 16%; } /* Role / Dates */
.project-table th:nth-child(4) { width: 18%; } /* Stack */
.project-table th:nth-child(5) { width: 34%; } /* Description */

/* Bullet point spacing fix */
.project-bullet-list {
    margin-top: 4px;
    margin-bottom: 0;
    padding-left: 14px;
    font-size: 11px;
    word-wrap: break-word; /* Prevents long words from overflowing */
    overflow-wrap: break-word;
}

.project-bullet-list li {
    margin-bottom: 3px;
    line-height: 1.35;
}

.table-container {
    width: 100%;
    overflow-x: auto; /* Adds a clean scrollbar on mobile if screen is too small */
}