:root {
    --bg-color: #121212;
    --surface-color: #1e1e1e;
    --primary-color: #bb86fc;
    --secondary-color: #03dac6;
    --text-color: #e0e0e0;
    --text-muted: #a0a0a0;
    --border-color: #333;
    --card-hover-bg: #2c2c2c;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-top: 0;
}

h2 {
    font-size: 1.8rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3rem;
}

a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.2s;
}

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

p {
    margin-bottom: 1.2rem;
}

/* Index Page Cards */
/* Index Page Cards */
.tool-grid {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.important-grid {
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 800px) {
    .important-grid {
        grid-template-columns: 1fr;
    }
}

.secondary-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.section-divider {
    border: 0;
    height: 1px;
    background: var(--border-color);
    margin: 3rem 0;
}

.card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.2s, background-color 0.2s;
}

.tool-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.2s, background-color 0.2s;
    display: flex;
    flex-direction: column;
    height: 100%;
    box-sizing: border-box;
}

.tool-card:hover {
    transform: translateY(-4px);
    background-color: var(--card-hover-bg);
}

.card-important .tool-card {
    border-color: var(--primary-color);
}

.card-secondary .tool-card {
    padding: 1rem;
}

.card-secondary .tool-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.card-secondary .tool-card p {
    font-size: 0.9rem;
}

.tool-card h3 {
    margin-top: 0;
    color: var(--primary-color);
}

.tool-card p {
    color: var(--text-muted);
    flex-grow: 1;
    margin-bottom: 0;
}

.tool-link {
    display: block;
    height: 100%;
    color: inherit;
    text-decoration: none;
}

.tool-link:hover {
    text-decoration: none;
    color: inherit;
}

/* Footer */
.page-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 3rem;
    flex-wrap: wrap;
    text-align: center;
}

.footer-icon {
    height: 1.2em;
    vertical-align: middle;
    margin-right: 0.3rem;
}


/* Guide Page Specifics */
.guide-nav {
    background-color: var(--surface-color);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.guide-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.guide-nav li {
    display: inline-block;
}

.guide-section {
    margin-bottom: 3rem;
    scroll-margin-top: 2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    background-color: var(--surface-color);
}

th,
td {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    text-align: left;
}

th {
    color: var(--primary-color);
    background-color: rgba(255, 255, 255, 0.05);
}

.back-link {
    display: inline-block;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}