/* SEO Workplace Tickler Site - Professional Minimal Design */
/* Optimized for 26" screen viewing with high information density */

:root {
    --primary-blue: #0078d4;
    --dark-blue: #005a9e;
    --light-blue: #50a3d8;
    --bg-gray: #f5f5f5;
    --text-dark: #1a1a1a;
    --text-medium: #333333;
    --text-light: #666666;
    --border-gray: #d1d1d1;
    --hover-bg: #e8f4fd;
    --white: #ffffff;
    --grid-gap: 10px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 13px;
    line-height: 1.4;
    color: var(--text-dark);
    background-color: var(--white);
    max-width: 100%;
    padding: 0;
}

/* Keep in-page anchor targets visible below sticky header */
:target {
    scroll-margin-top: 72px;
}

/* Header and Navigation */
header {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: 12px 20px;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header-content {
    max-width: 1800px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 5px;
    margin: 0;
    padding: 0;
}

nav li {
    display: inline-block;
}

nav a {
    display: block;
    padding: 8px 16px;
    color: var(--white);
    text-decoration: none;
    border-radius: 3px;
    font-size: 14px;
    transition: background-color 0.2s;
}

nav a:hover {
    background-color: var(--primary-blue);
}

nav a.active {
    background-color: var(--primary-blue);
    font-weight: 600;
}

nav a:visited {
    color: var(--white);
}

/* Search Box */
.search-container {
    padding: 15px 20px;
    background-color: var(--bg-gray);
    border-bottom: 1px solid var(--border-gray);
}

.search-wrapper {
    max-width: 1800px;
    margin: 0 auto;
}

#searchBox {
    width: 100%;
    max-width: 600px;
    padding: 10px 15px;
    font-size: 14px;
    border: 2px solid var(--border-gray);
    border-radius: 4px;
    transition: border-color 0.2s;
}

#searchBox:focus {
    outline: none;
    border-color: var(--primary-blue);
}

/* Main Content */
main {
    max-width: 1800px;
    margin: 0 auto;
    padding: 16px;
}

/* Dense grid mode for non-home pages */
.dense-grid-page main {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: var(--grid-gap);
    align-items: start;
}

.dense-grid-page main > h1,
.dense-grid-page main > h2,
.dense-grid-page main > h3,
.dense-grid-page main > h4,
.dense-grid-page main > p,
.dense-grid-page main > table,
.dense-grid-page main > .six-column,
.dense-grid-page main > .two-column,
.dense-grid-page main > .three-column {
    grid-column: 1 / -1;
}

.dense-grid-page main > .reference-card,
.dense-grid-page main > .tool-category {
    grid-column: span 1;
    margin-bottom: 0;
}

.dense-grid-page main > .tool-category.col-2,
.dense-grid-page main > .reference-card.col-2 {
    grid-column: span 2;
}

.dense-grid-page main > ul,
.dense-grid-page main > ol {
    grid-column: 1 / -1;
}

/* Typography */
h1 {
    font-size: 24px;
    color: var(--dark-blue);
    margin-bottom: 14px;
    font-weight: 600;
    border-bottom: 3px solid var(--primary-blue);
    padding-bottom: 10px;
}

h2 {
    font-size: 18px;
    color: var(--dark-blue);
    margin-top: 16px;
    margin-bottom: 8px;
    font-weight: 600;
}

h3 {
    font-size: 15px;
    color: #000000;
    margin-top: 10px;
    margin-bottom: 6px;
    font-weight: 600;
}

h4 {
    font-size: 14px;
    color: #000000;
    margin-top: 10px;
    margin-bottom: 6px;
    font-weight: 600;
}

h5 {
    font-size: 13px;
    color: #000000;
    margin-top: 10px;
    margin-bottom: 6px;
    font-weight: 600;
}

h6 {
    font-size: 12px;
    color: #000000;
    margin-top: 10px;
    margin-bottom: 6px;
    font-weight: 600;
}

p {
    margin-bottom: 8px;
    color: var(--text-medium);
}

/* Lists */
ul, ol {
    margin-left: 20px;
    margin-bottom: 10px;
}

li {
    margin-bottom: 4px;
    color: var(--text-medium);
}

/* Compact list style for dense information */
.compact-list {
    margin-bottom: 8px;
}

.compact-list li {
    margin-bottom: 2px;
}

.section-nav {
    margin-bottom: 12px;
}

.section-nav a {
    display: block;
    background-color: var(--bg-gray);
    border: 1px solid var(--border-gray);
    border-radius: 4px;
    padding: 6px 8px;
    font-size: 12px;
    color: var(--text-medium);
    text-decoration: none;
    text-align: center;
}

.section-nav a:hover {
    background-color: var(--hover-bg);
    color: var(--dark-blue);
    text-decoration: none;
}

.dense-grid-page main > .section-nav {
    grid-column: 1 / -1;
}

/* Multi-column layouts: normalized to one 6-column system */
.six-column,
.two-column,
.three-column {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: var(--grid-gap);
    align-items: stretch;
    grid-auto-flow: row dense;
    margin-bottom: 20px;
}

/* Default: most content blocks are 1 column wide */
.six-column > *,
.two-column > *,
.three-column > * {
    grid-column: span 1;
    min-width: 0;
}

/* Grid item sizing: cap content width at 2 columns */
.col-1 {
    grid-column: span 1;
}

.col-2,
.col-3,
.col-4,
.col-5,
.col-6 {
    grid-column: span 2;
}

/* Links */
a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--dark-blue);
    text-decoration: underline;
}

a:visited {
    color: var(--dark-blue);
}

/* Section Cards for Quick Reference */
.reference-card {
    background-color: var(--bg-gray);
    border: 1px solid var(--border-gray);
    border-radius: 4px;
    padding: 12px;
    margin-bottom: 10px;
    height: 100%;
}

.reference-card h3 {
    margin-top: 0;
    color: var(--dark-blue);
}

/* Auto-card top-level heading + list blocks for non-home pages */
main > h3:has(+ ul),
main > h3:has(+ ol),
main > h4:has(+ ul),
main > h4:has(+ ol) {
    background-color: var(--bg-gray);
    border: 1px solid var(--border-gray);
    border-bottom: 0;
    border-radius: 4px 4px 0 0;
    padding: 12px 15px 6px 15px;
    margin-top: 14px;
    margin-bottom: 0;
}

main > h3 + ul,
main > h3 + ol,
main > h4 + ul,
main > h4 + ol {
    background-color: var(--bg-gray);
    border: 1px solid var(--border-gray);
    border-top: 0;
    border-radius: 0 0 4px 4px;
    padding: 2px 15px 12px 28px;
    margin-bottom: 14px;
}

main > h3 + ul li,
main > h3 + ol li,
main > h4 + ul li,
main > h4 + ol li {
    max-width: 88ch;
}

/* Highlight for search results */
.highlight {
    background-color: #ffff00;
    font-weight: 600;
    padding: 1px 2px;
}

.hidden {
    display: none;
}

/* Definition boxes */
.definition-box {
    background-color: var(--hover-bg);
    border-left: 4px solid var(--primary-blue);
    padding: 10px 12px;
    margin-bottom: 10px;
}

.definition-box strong {
    color: var(--dark-blue);
}

/* Tool categories */
.tool-category {
    background-color: var(--bg-gray);
    border: 1px solid var(--border-gray);
    border-radius: 4px;
    padding: 12px;
    height: 100%;
    margin-bottom: 10px;
}

.tool-category h3 {
    margin-top: 0;
    color: var(--dark-blue);
    border-bottom: 2px solid var(--light-blue);
    padding-bottom: 5px;
}

.tool-category > h2 {
    margin-top: 0;
    margin-bottom: 10px;
}

.tool-category ul,
.tool-category ol {
    margin-bottom: 0;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    font-size: 13px;
}

th {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: 10px;
    text-align: left;
    font-weight: 600;
}

td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-gray);
}

tr:hover {
    background-color: var(--hover-bg);
}

/* Code and technical elements */
code {
    background-color: var(--bg-gray);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 13px;
    color: var(--text-dark);
}

/* Status indicators */
.priority-high {
    color: #d13438;
    font-weight: 600;
}

.priority-medium {
    color: #ff8c00;
    font-weight: 600;
}

.priority-low {
    color: var(--text-light);
}

/* Footer */
footer {
    background-color: var(--bg-gray);
    border-top: 1px solid var(--border-gray);
    padding: 15px 20px;
    text-align: center;
    margin-top: 40px;
    color: var(--text-light);
    font-size: 13px;
}

/* Responsive adjustments */
@media (max-width: 1400px) {
    .six-column,
    .two-column,
    .three-column {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1100px) {
    .six-column,
    .two-column,
    .three-column {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .six-column,
    .two-column,
    .three-column {
        grid-template-columns: 1fr;
    }
    
    .col-3,
    .col-4,
    .col-5,
    .col-6,
    .col-2,
    .col-1 {
        grid-column: span 1;
    }
}

/* Print styles */
@media print {
    header {
        position: static;
        box-shadow: none;
    }
    
    .search-container {
        display: none;
    }
    
    nav {
        display: none;
    }
    
    main {
        padding: 10px;
    }
    
    a {
        color: var(--text-dark);
        text-decoration: underline;
    }
    
    .six-column,
    .two-column,
    .three-column {
        display: block;
    }
}