/* ===================================================================
   MHTC — Shared Stylesheet
   Consumed by all tool pages and policy pages.
   Landing page (index.html) keeps its own inline CSS and is untouched.
   =================================================================== */

/* ========== RESET & BASE ========== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #f8f9fc;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f3f9;
    --text: #1a1d29;
    --text-muted: #6b7080;
    --accent: #6d4ef5;
    --accent-hover: #5b3ed9;
    --accent-soft: rgba(109, 78, 245, 0.1);
    --border: #e2e5ee;
    --border-hover: #c5cadb;
    --green: #16a34a;
    --green-soft: rgba(22, 163, 74, 0.1);
    --orange: #ea580c;
    --pink: #db2777;
    --blue: #2563eb;
    --yellow: #ca8a04;
    --red: #dc2626;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.08);
    --max-width: 1200px;
}

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

code {
    background: var(--accent-soft);
    color: var(--accent);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.88em;
}

/* ========== HEADER ========== */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(248, 249, 252, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    white-space: nowrap;
}

.logo-icon { font-size: 1.6rem; }
.logo span { color: var(--accent); }

.header-nav {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
}

.header-nav a {
    color: var(--text-muted);
    transition: color 0.2s;
    white-space: nowrap;
}

.header-nav a:hover { color: var(--text); }

.header-search {
    flex: 1;
    max-width: 400px;
    position: relative;
}

.header-search input {
    width: 100%;
    padding: 10px 16px 10px 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.9rem;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

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

.header-search input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.header-search svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    fill: var(--text-muted);
}

.nav-toggle-check {
    display: none;
}

.menu-toggle {
    display: none;
}

/* ========== PAGE CRUMB (tool pages) ========== */
.tool-crumb {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 14px 24px 0;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.tool-crumb a { color: var(--accent); }
.tool-crumb a:hover { text-decoration: underline; }

.tool-crumb .sep { margin: 0 6px; opacity: 0.5; }

/* ========== CONTAINER & TOOLBOX ========== */
.container { max-width: 900px; margin: 0 auto; padding: 30px 24px 60px; }

.tool-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    margin-bottom: 40px;
    box-shadow: var(--shadow);
}
.tool-box h1 {
    font-size: 1.9rem; font-weight: 800; letter-spacing: -0.5px;
    margin-bottom: 8px;
}
.tool-subtitle { color: var(--text-muted); font-size: 1.02rem; margin-bottom: 28px; }
.tool-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 28px; }
.tool-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 12px; background: var(--bg); border: 1px solid var(--border);
    border-radius: 100px; font-size: 0.78rem; color: var(--text-muted);
}
.tool-badge .dot { width: 7px; height: 7px; border-radius: 50%; }

/* ========== TOOL CONTROLS ========== */
.tool-controls { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin-bottom: 20px; }
.control-group { display: flex; flex-direction: column; gap: 6px; }
.control-group label { font-size: 0.82rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; display: block; }
.control-group input, .control-group select {
    padding: 12px 14px; border: 2px solid var(--border); border-radius: var(--radius-sm);
    font-size: 1rem; color: var(--text); background: var(--bg-card);
    transition: border-color 0.2s, box-shadow 0.2s;
    width: 100%;
}
.control-group input:focus, .control-group select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

/* ========== TOGGLES (SLIDING SWITCHES) ========== */
.tool-toggles { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 24px; }
.toggle-item { display: flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; }
.toggle-item input[type="checkbox"] {
    appearance: none; width: 42px; height: 24px;
    background: var(--border); border-radius: 100px; position: relative; cursor: pointer;
    transition: background 0.2s;
}
.toggle-item input[type="checkbox"]::before {
    content: ''; position: absolute; top: 3px; left: 3px;
    width: 18px; height: 18px; background: #fff; border-radius: 50%;
    transition: transform 0.2s; box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.toggle-item input[type="checkbox"]:checked { background: var(--accent); }
.toggle-item input[type="checkbox"]:checked::before { transform: translateX(18px); }
.toggle-item label { font-size: 0.9rem; color: var(--text); cursor: pointer; }

.precision-group { display: none; }
.precision-group.visible { display: flex; }

/* ========== BUTTONS ========== */
.tool-buttons { display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.btn {
    padding: 14px 32px; border: none; border-radius: var(--radius-sm);
    font-size: 1rem; font-weight: 600; cursor: pointer; transition: all 0.2s;
    display: flex; align-items: center; gap: 8px;
    font-family: inherit;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 4px 12px var(--accent-soft); }
.btn-secondary { background: var(--bg); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--bg-card-hover); border-color: var(--border-hover); }
.btn-small { padding: 8px 16px; font-size: 0.85rem; }

/* ========== RESULTS ========== */
.tool-results {
    background: var(--bg); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 20px; min-height: 80px;
    position: relative;
}
.results-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.results-count { font-size: 0.85rem; color: var(--text-muted); }
.results-display {
    font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
    font-size: 1.15rem; font-weight: 600; color: var(--text);
    word-break: break-all; line-height: 1.8;
}
.results-display .num {
    display: inline-block; padding: 4px 10px; margin: 3px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 6px; font-size: 1rem;
}
.results-empty { color: var(--text-muted); font-style: italic; font-family: inherit; font-size: 0.95rem; font-weight: 400; }
.copy-feedback { font-size: 0.82rem; color: var(--green); opacity: 0; transition: opacity 0.3s; }
.copy-feedback.visible { opacity: 1; }

.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: var(--text);
    color: #fff;
    padding: 12px 22px;
    border-radius: 100px;
    font-size: 0.88rem;
    opacity: 0;
    transition: opacity 0.25s, transform 0.25s;
    z-index: 200;
    pointer-events: none;
}

.toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ========== ARTICLE / SEO CONTENT ========== */
.article-wrap {
    max-width: 800px;
    margin: 32px auto 60px;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.article-wrap h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 36px 0 16px;
    letter-spacing: -0.4px;
    color: var(--text);
    scroll-margin-top: 80px;
}

.article-wrap h2:first-child { margin-top: 0; }

.article-wrap h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 24px 0 10px;
    color: var(--text);
    scroll-margin-top: 80px;
}

.article-wrap p {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 0.97rem;
    line-height: 1.78;
}

.article-wrap strong { color: var(--text); font-weight: 600; }

.article-wrap a {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-color: var(--accent-soft);
    text-underline-offset: 2px;
}

.article-wrap a:hover { text-decoration-color: var(--accent); }

.article-wrap ul,
.article-wrap ol {
    margin: 12px 0 20px 22px;
    color: var(--text-muted);
}

.article-wrap li {
    margin-bottom: 8px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.article-wrap blockquote {
    border-left: 3px solid var(--accent);
    background: var(--accent-soft);
    padding: 12px 18px;
    margin: 16px 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--text);
    font-size: 0.93rem;
}

.article-wrap pre {
    background: #1a1d29;
    color: #e2e5ee;
    padding: 18px 20px;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    margin: 16px 0;
    font-size: 0.86rem;
    line-height: 1.6;
}

.article-wrap pre code {
    background: transparent;
    color: inherit;
    padding: 0;
    font-size: inherit;
}

.article-wrap table {
    width: 100%;
    border-collapse: collapse;
    margin: 18px 0;
    font-size: 0.9rem;
}

.article-wrap th,
.article-wrap td {
    border: 1px solid var(--border);
    padding: 10px 12px;
    text-align: left;
}

.article-wrap th {
    background: var(--bg-card);
    font-weight: 700;
    color: var(--text);
}

.article-wrap td { color: var(--text-muted); }

.article-wrap tr:nth-child(even) td { background: var(--bg); }

/* Table of contents */
.toc {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 26px;
    margin: 24px 0;
}

.toc h2 { margin-top: 0; }

.toc ol { margin-bottom: 0; }

/* FAQ accordion */
.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    background: var(--bg-card);
    overflow: hidden;
}

.faq-item summary {
    padding: 16px 20px;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.97rem;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: '+';
    font-size: 1.4rem;
    color: var(--accent);
    transition: transform 0.2s;
}

.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item .faq-answer { padding: 0 20px 18px; color: var(--text-muted); font-size: 0.93rem; line-height: 1.7; }

/* Related tool cards inside article */
.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
    margin-top: 8px;
}

.related-card {
    display: block;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: border-color 0.2s, transform 0.15s;
}

.related-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.related-card .rc-icon { font-size: 1.4rem; }

.related-card .rc-title {
    display: block;
    font-weight: 600;
    margin: 6px 0 2px;
    color: var(--text);
    font-size: 0.95rem;
}

.related-card .rc-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ========== FOOTER ========== */
footer {
    border-top: 1px solid var(--border);
    background: var(--bg-card);
    padding: 48px 24px 32px;
    margin-top: 40px;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-brand .logo { margin-bottom: 12px; font-size: 1.2rem; }

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.6;
    max-width: 280px;
}

.footer-col h4 {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }

.footer-col a {
    color: var(--text);
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-col a:hover { color: var(--accent); }

.footer-bottom {
    max-width: var(--max-width);
    margin: 40px auto 0;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p { color: var(--text-muted); font-size: 0.82rem; }

/* ========== RESPONSIVE ========== */
@media (max-width: 900px) {
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .tool-page { grid-template-columns: 1fr; }
    
    .header-search {
        display: none !important;
    }
    
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 24px;
        height: 18px;
        cursor: pointer;
        z-index: 110;
        background: transparent;
        border: none;
        padding: 0;
    }
    
    .menu-toggle .bar {
        height: 2px;
        width: 100%;
        background-color: var(--text);
        border-radius: 4px;
        transition: all 0.3s ease;
    }
    
    .header-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-card);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        padding: 20px 24px;
        gap: 16px;
        box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
        z-index: 99;
    }
    
    .nav-toggle-check:checked ~ .header-nav {
        display: flex;
    }
    
    .nav-toggle-check:checked ~ .menu-toggle .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .nav-toggle-check:checked ~ .menu-toggle .bar:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle-check:checked ~ .menu-toggle .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .article-wrap table {
        display: block;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

@media (max-width: 600px) {
    .header-inner { padding: 12px 16px; gap: 12px; }
    .hero { padding: 40px 16px 30px; }
    .tool-page { padding: 16px; }
    .tool-panel, .output-panel { padding: 20px; }
    .tool-hero { padding: 32px 16px 16px; }
    .footer-inner { grid-template-columns: 1fr; gap: 28px; }
    .article-wrap { padding: 24px 20px; border-radius: var(--radius-sm); margin: 16px auto 40px; }
    .btn-row { grid-template-columns: 1fr; }
    
    /* Mobile Spacing & Grid Collapse */
    .container { padding: 16px 12px 40px; }
    .tool-box { padding: 20px 16px; margin-bottom: 24px; }
    .tool-box h1 { font-size: 1.5rem; }
    .tool-subtitle { font-size: 0.95rem; margin-bottom: 20px; }
    .tool-controls { grid-template-columns: 1fr !important; gap: 12px; }
    .btn { width: 100%; justify-content: center; padding: 12px 20px; font-size: 0.95rem; }
}

/* ========== ACCESSIBILITY ========== */
.visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ========== COLORS & DESIGN SPECIFIC ========== */
.palette-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 16px;
    margin-top: 16px;
}
.color-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    min-height: 160px;
    transition: transform 0.2s, box-shadow 0.2s;
}
.color-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}
.color-swatch {
    flex-grow: 1;
    cursor: pointer;
    position: relative;
}
.color-swatch::after {
    content: 'Copy';
    position: absolute;
    bottom: 8px; right: 8px;
    background: rgba(0,0,0,0.6);
    color: #fff;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.7rem;
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
}
.color-swatch:hover::after {
    opacity: 1;
}
.color-info {
    padding: 12px;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    text-align: center;
}
.color-info .hex {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    font-family: monospace;
}
.color-info .details {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 4px;
    font-family: monospace;
}

.gradient-canvas {
    width: 100%;
    min-height: 240px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    margin-top: 16px;
    position: relative;
    cursor: pointer;
    overflow: hidden;
    box-shadow: var(--shadow);
}
.gradient-canvas::after {
    content: 'Click to copy CSS';
    position: absolute;
    bottom: 12px; right: 12px;
    background: rgba(0,0,0,0.7);
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    transition: opacity 0.2s;
    pointer-events: none;
}

.snippet-preview-box {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 40px;
    min-height: 180px;
    margin-top: 16px;
    position: relative;
}
.snippet-code-box {
    margin-top: 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    font-family: monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

/* ========== HOMEPAGE / LANDING SPECIFIC STYLES ========== */

/* ========== HERO ========== */
.hero {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 60px 24px 40px;
    text-align: center;
}

.hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
    line-height: 1.2;
    color: var(--text);
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--accent), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 28px;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.hero-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green);
}

/* ========== MAIN SEARCH ========== */
.main-search-wrap {
    max-width: 600px;
    margin: 0 auto 48px;
    padding: 0 24px;
    position: relative;
}

.main-search {
    width: 100%;
    padding: 16px 20px 16px 52px;
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 1.05rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

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

.main-search:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.main-search-wrap svg {
    position: absolute;
    left: 40px;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    fill: var(--text-muted);
}

.search-results-info {
    text-align: center;
    margin-top: 12px;
    font-size: 0.85rem;
    color: var(--text-muted);
    display: none;
}

.search-results-info.visible {
    display: block;
}

/* ========== CATEGORIES ========== */
.categories {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px 60px;
}

.category {
    margin-bottom: 48px;
    scroll-margin-top: 80px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.category-icon {
    font-size: 1.5rem;
}

.category-header h2 {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text);
}

.category-count {
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--text-muted);
    background: var(--bg-card);
    padding: 4px 10px;
    border-radius: 100px;
    border: 1px solid var(--border);
}

/* ========== GENERATOR GRID ========== */
.generator-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.gen-card {
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.2s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.gen-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-accent, var(--accent));
    opacity: 0;
    transition: opacity 0.2s;
}

.gen-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.gen-card:hover::before {
    opacity: 1;
}

.gen-card-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.gen-card-icon {
    font-size: 1.6rem;
    line-height: 1;
}

.gen-card-title {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: -0.2px;
    color: var(--text);
}

.gen-card-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
    flex-grow: 1;
}

.gen-card-tag {
    display: inline-block;
    margin-top: 12px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--card-accent, var(--accent));
}

.gen-card.hidden {
    display: none;
}

.no-results {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
    font-size: 1.1rem;
    display: none;
}

.no-results.visible {
    display: block;
}

/* ========== SEO CONTENT SECTION ========== */
.seo-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 24px;
    border-top: 1px solid var(--border);
    background: var(--bg-card);
}

.seo-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
    color: var(--text);
}

.seo-content h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 28px 0 12px;
    color: var(--text);
}

.seo-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 0.95rem;
    line-height: 1.75;
}

.seo-content strong {
    color: var(--text);
    font-weight: 600;
}

.seo-content a {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-color: var(--accent-soft);
    text-underline-offset: 2px;
}

.seo-content a:hover {
    text-decoration-color: var(--accent);
}

.seo-content ul {
    margin: 12px 0 20px 20px;
    color: var(--text-muted);
}

.seo-content li {
    margin-bottom: 8px;
    font-size: 0.92rem;
    line-height: 1.6;
}

/* Add media query specific adjustments for categories & cards */
@media (max-width: 600px) {
    .generator-grid {
        grid-template-columns: 1fr;
    }
    .categories {
        padding: 0 16px 40px;
    }
    .seo-content {
        padding: 40px 16px;
    }
}