/*
:root {
    --primary-color: #003478;
    --secondary-color: #f5f5f5;
    --accent-color: #0066cc;
    --text-color: #333;
    --border-color: #ddd;
    --font-stack: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
*/
:root {
    --primary-color: #ac1035;
    --secondary-color: #f5f5f5;
    --accent-color: #000;
    --text-color: #333;
    --border-color: #ddd;
    --font-stack: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

@font-face {
    font-family: 'Source Sans 3';
    src: url('../fonts/SourceSans3-Light.woff2') format('woff2');
    font-weight: 300;
    font-display: swap;
}

@font-face {
    font-family: 'Source Sans 3';
    src: url('../fonts/SourceSans3-VF.woff2') format('woff2');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Source Sans 3';
    src: url('../fonts/SourceSans3-VF-Italic.woff2') format('woff2');
    font-weight: 100 900;
    font-style: italic;
    font-display: swap;
}

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

body {
    font-family: var(--font-stack);
    color: var(--text-color);
    line-height: 1.6;
    background-color: #fff;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background: var(--primary-color);
    color: white;
    padding: 40px 20px;
    border-radius: 8px;
    margin-bottom: 40px;
    text-align: center;
}

header h1 {
    font-size: 2.5em;
    font-weight: 700;
    margin-bottom: 10px;
}

header .subtitle {
    font-size: 1.1em;
    font-weight: 300;
    opacity: 0.95;
}

h2 {
    font-size: 1.8em;
    color: var(--primary-color);
    margin-bottom: 20px;
    margin-top: 30px;
    font-weight: 600;
}

h3 {
    font-size: 1.2em;
    color: var(--text-color);
    margin-bottom: 15px;
    font-weight: 600;
}

section {
    margin-bottom: 40px;
    padding: 20px;
    background: var(--secondary-color);
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

/* Font Selector */
.weight-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.weight-btn {
    padding: 10px 20px;
    border: 2px solid var(--border-color);
    background: white;
    color: var(--text-color);
    border-radius: 5px;
    cursor: pointer;
    font-family: var(--font-stack);
    font-size: 1em;
    transition: all 0.3s ease;
}

.weight-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.weight-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* Preview Section */
.preview-container {
    background: white;
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.preview-container p {
    margin-bottom: 20px;
    font-size: 1.1em;
    line-height: 1.8;
}

.preview-200 { font-weight: 200; color: #999; }
.preview-300 { font-weight: 300; color: #777; }
.preview-400 { font-weight: 400; color: var(--text-color); }
.preview-500 { font-weight: 500; color: var(--text-color); }
.preview-600 { font-weight: 600; color: var(--primary-color); }
.preview-700 { font-weight: 700; color: var(--primary-color); }
.preview-900 { font-weight: 900; color: var(--primary-color); }

/* Code Blocks */
.code-section {
    margin-bottom: 25px;
}

.code-block {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.code-block pre {
    padding: 20px;
    overflow-x: auto;
    margin: 0;
    background: #f8f8f8;
}

.code-block code {
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: #333;
    line-height: 1.5;
}

.copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 8px 15px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9em;
    font-family: var(--font-stack);
    transition: background 0.3s ease;
    z-index: 1;
}

.copy-btn:hover {
    background: var(--primary-color);
}

.copy-btn.copied {
    background: #28a745;
}

/* Info Section */
.info ul {
    list-style: none;
    padding: 0;
}

.info li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

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

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

.info a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
    color: #666;
    font-size: 0.95em;
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2em;
    }

    .weight-buttons {
        flex-direction: column;
    }

    .weight-btn {
        width: 100%;
    }

    .preview-container {
        padding: 20px;
    }

    .code-block {
        padding-top: 40px;
    }

    .copy-btn {
        top: 5px;
        right: 5px;
        padding: 6px 12px;
        font-size: 0.85em;
    }
}