/* CSS Variables for theming */
:root {
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f0f0f0;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #6a6a6a;
    --border-color: #e0e0e0;
    --accent-color: #0066cc;
    --accent-hover: #0052a3;
    --tag-bg: #e8f0fe;
    --tag-text: #1a73e8;
    --success-color: #28a745;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --radius-sm: 4px;
    --radius-md: 8px;
}

[data-theme="dark"] {
    --bg-primary: #0d0d0d;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --text-primary: #e8e8e8;
    --text-secondary: #b0b0b0;
    --text-muted: #888888;
    --border-color: #333333;
    --accent-color: #4da6ff;
    --accent-hover: #80bfff;
    --tag-bg: #1a3a5c;
    --tag-text: #80bfff;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* Reset and base styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Fira Code', monospace;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    width: 100%;
}

/* Header */
header {
    /* background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color); */
    padding: 2rem 0;
    position: relative;
}

header .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
}

header h1 {
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-bottom: 0.5rem;
}

.tagline {
    color: var(--text-secondary);
    font-size: 0.9rem;
    max-width: 600px;
}

/* Theme toggle */
#theme-toggle {
    position: absolute;
    top: 0;
    right: 1.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.5rem;
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    transition: background-color 0.2s ease;
}

#theme-toggle:hover {
    background: var(--border-color);
}

.icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: inline; }

/* Main content */
main {
    flex: 1;
    padding: 2rem 0;
}

/* Controls section */
.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.search-box {
    flex: 1;
    min-width: 280px;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: inherit;
    font-size: 0.875rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.filters select {
    padding: 0.75rem 1rem;
    font-family: inherit;
    font-size: 0.875rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    cursor: pointer;
    min-width: 180px;
    transition: border-color 0.2s ease;
}

.filters select:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* Results info */
.results-info {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Table wrapper */
.tools-table-wrapper {
    overflow-x: auto;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

/* Table styles */
.tools-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.tools-table th,
.tools-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.tools-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.tools-table tbody tr {
    transition: background-color 0.15s ease;
}

.tools-table tbody tr:hover {
    background: var(--bg-tertiary);
}

.tools-table tbody tr:last-child td {
    border-bottom: none;
}

/* Tool name cell */
.tool-name {
    font-weight: 600;
}

/* Tool name link indicator */
.tool-name a {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.tool-name a::after {
    content: "↗";
    font-size: 0.7em;
    opacity: 0.5;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.tool-name a:hover::after {
    opacity: 1;
    transform: translate(1px, -1px);
}

.tool-description {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    line-height: 1.4;
}

.tool-demo {
    margin-top: 0.5rem;
}

.tool-demo a {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: #ffffff !important;
    background: #0066cc;
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: background-color 0.15s ease, transform 0.1s ease;
}

.tool-demo a:hover {
    background: #0052a3;
    text-decoration: none;
    transform: translateY(-1px);
}

/* Dark mode: use a vibrant green for better visibility and contrast */
[data-theme="dark"] .tool-demo a {
    background: #22a559;
    color: #ffffff;
}

[data-theme="dark"] .tool-demo a:hover {
    background: #1a8f4a;
}

.tool-demo a::before {
    content: "▶";
    font-size: 0.6em;
}

/* Table links */
.tools-table td a {
    color: var(--accent-color);
    text-decoration: none;
}

.tools-table td a:hover {
    text-decoration: underline;
}

/* Tool name link - override to use primary text color */
.tools-table .tool-name a {
    color: var(--text-primary);
}

.tools-table .tool-name a:hover {
    color: var(--accent-color);
}

/* Sponsor links below author - mini official-style buttons */
.author-sponsor {
    margin-top: 0.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.author-sponsor-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    text-decoration: none !important;
    font-size: 0.65rem;
    font-weight: 600;
    line-height: 1;
    transition: opacity 0.15s ease;
}

.author-sponsor-btn:hover {
    text-decoration: none !important;
}

/* GitHub Sponsors mini button - matches official style */
.author-sponsor-gh {
    background: #f6f8fa;
    color: #24292f !important;
    border: 1px solid rgba(27, 31, 36, 0.15);
}

.author-sponsor-gh:hover {
    background: #f3f4f6;
}

[data-theme="dark"] .author-sponsor-gh {
    background: #21262d;
    color: #c9d1d9 !important;
    border-color: rgba(240, 246, 252, 0.1);
}

[data-theme="dark"] .author-sponsor-gh:hover {
    background: #30363d;
}

/* Buy Me a Coffee mini button - neutral style matching GitHub Sponsors */
.author-sponsor-bmc {
    background: #f6f8fa;
    color: #24292f !important;
    border: 1px solid rgba(27, 31, 36, 0.15);
}

.author-sponsor-bmc:hover {
    background: #f3f4f6;
}

[data-theme="dark"] .author-sponsor-bmc {
    background: #21262d;
    color: #c9d1d9 !important;
    border-color: rgba(240, 246, 252, 0.1);
}

[data-theme="dark"] .author-sponsor-bmc:hover {
    background: #30363d;
}

/* Keywords tags */
.keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.keyword-tag {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    background: var(--tag-bg);
    color: var(--tag-text);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    white-space: nowrap;
    cursor: pointer;
    transition: background-color 0.15s ease, transform 0.1s ease;
}

.keyword-tag:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-1px);
}

.keyword-tag-active {
    background: var(--accent-color);
    color: white;
    font-weight: 600;
}

/* Active filter indicator */
.active-filter {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1rem;
    padding: 0.35rem 0.75rem;
    background: var(--tag-bg);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
}

.active-filter-label {
    color: var(--text-muted);
}

.active-filter-value {
    color: var(--accent-color);
    font-weight: 600;
}

.clear-filter-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0.1rem 0.3rem;
    line-height: 1;
    border-radius: var(--radius-sm);
    transition: color 0.15s ease, background-color 0.15s ease;
}

.clear-filter-btn:hover {
    color: var(--text-primary);
    background: var(--border-color);
}

/* Boolean indicators */
.bool-yes {
    color: var(--success-color);
    font-weight: 500;
}

.bool-no {
    color: var(--text-muted);
}


/* Badge images */
.badge-img {
    height: 20px;
    vertical-align: middle;
    border-radius: var(--radius-sm);
}

/* No results */
.no-results {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

/* Footer */
footer {
    /* background: var(--bg-secondary);
    border-top: 1px solid var(--border-color); */
    padding: 2rem 0;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-section h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.footer-section p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.footer-section a {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.8rem;
}

.footer-section a:hover {
    text-decoration: underline;
}

.footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-bottom a {
    color: var(--accent-color);
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* Sponsor links */
.sponsor-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
    flex-wrap: wrap;
}

.sponsor-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.sponsor-link svg {
    flex-shrink: 0;
}

/* GitHub Sponsors - matches official button style */
.sponsor-link.github-sponsor {
    background: #f6f8fa;
    color: #24292f;
    border: 1px solid rgba(27, 31, 36, 0.15);
    font-weight: 600;
    font-size: 0.75rem;
    padding: 0.4rem 0.75rem;
}

.sponsor-link.github-sponsor:hover {
    background: #f3f4f6;
    border-color: rgba(27, 31, 36, 0.15);
}

[data-theme="dark"] .sponsor-link.github-sponsor {
    background: #21262d;
    color: #c9d1d9;
    border-color: rgba(240, 246, 252, 0.1);
}

[data-theme="dark"] .sponsor-link.github-sponsor:hover {
    background: #30363d;
    border-color: rgba(240, 246, 252, 0.1);
}

/* Buy Me a Coffee - neutral style matching GitHub Sponsors */
.sponsor-link.buymeacoffee {
    background: #f6f8fa;
    color: #24292f;
    border: 1px solid rgba(27, 31, 36, 0.15);
    font-weight: 600;
    font-size: 0.75rem;
    padding: 0.4rem 0.75rem;
}

.sponsor-link.buymeacoffee:hover {
    background: #f3f4f6;
    border-color: rgba(27, 31, 36, 0.15);
}

[data-theme="dark"] .sponsor-link.buymeacoffee {
    background: #21262d;
    color: #c9d1d9;
    border-color: rgba(240, 246, 252, 0.1);
}

[data-theme="dark"] .sponsor-link.buymeacoffee:hover {
    background: #30363d;
    border-color: rgba(240, 246, 252, 0.1);
}

/* Responsive styles */

/* Large tablets and small desktops */
@media (max-width: 1024px) {
    .tools-table {
        font-size: 0.8rem;
    }

    .tools-table th,
    .tools-table td {
        padding: 0.85rem 0.75rem;
    }
}

/* Tablets */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.4rem;
    }

    .tagline {
        font-size: 0.8rem;
    }

    #theme-toggle {
        position: static;
        margin-top: 1rem;
    }

    .controls {
        flex-direction: column;
    }

    .search-box {
        min-width: 100%;
    }

    .filters {
        width: 100%;
    }

    .filters select {
        flex: 1;
        min-width: 0;
    }

    .tools-table {
        font-size: 0.75rem;
    }

    .tools-table th,
    .tools-table td {
        padding: 0.75rem 0.5rem;
    }

    /* Hide license column on tablets to save space */
    .tools-table th:nth-child(4),
    .tools-table td:nth-child(4) {
        display: none;
    }

    .link-btn {
        padding: 0.3rem 0.5rem;
        font-size: 0.65rem;
    }
}

/* Small tablets / large phones - switch to card layout */
@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }

    header {
        padding: 1.5rem 0;
    }

    main {
        padding: 1.5rem 0;
    }

    /* Hide table wrapper border on mobile */
    .tools-table-wrapper {
        background: transparent;
        border: none;
        box-shadow: none;
        overflow-x: visible;
    }

    /* Stack table as cards on mobile */
    .tools-table {
        display: block;
    }

    .tools-table thead {
        display: none;
    }

    .tools-table tbody {
        display: block;
    }

    .tools-table tbody tr {
        display: block;
        margin-bottom: 1rem;
        background: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
    }

    .tools-table td {
        display: block;
        padding: 0.75rem 1rem;
        border-bottom: 1px solid var(--border-color);
    }

    .tools-table td:last-child {
        border-bottom: none;
    }

    /* Show data labels on mobile */
    .tools-table td::before {
        content: attr(data-label);
        display: block;
        font-weight: 600;
        font-size: 0.65rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        color: var(--text-muted);
        margin-bottom: 0.35rem;
    }

    /* Name cell gets special treatment - no label needed, it's the card title */
    .tools-table td.tool-name-cell::before {
        display: none;
    }

    .tool-name {
        font-size: 1rem;
    }

    .tool-description {
        font-size: 0.8rem;
        margin-top: 0.35rem;
    }

    /* Show license column again in card layout */
    .tools-table td:nth-child(4) {
        display: block;
    }

    /* Keywords wrap nicely */
    .keywords {
        gap: 0.4rem;
    }

    .keyword-tag {
        font-size: 0.75rem;
        padding: 0.25rem 0.6rem;
    }
}

/* Small phones */
@media (max-width: 400px) {
    .container {
        padding: 0 0.75rem;
    }

    header h1 {
        font-size: 1.2rem;
    }

    .tagline {
        font-size: 0.75rem;
    }

    .tools-table td {
        padding: 0.6rem 0.85rem;
    }

    .tool-name {
        font-size: 0.95rem;
    }

    .tool-description {
        font-size: 0.75rem;
    }

    .filters select {
        font-size: 0.8rem;
        padding: 0.6rem 0.75rem;
    }

    .search-box input {
        font-size: 0.8rem;
        padding: 0.6rem 0.75rem;
    }
}