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

:root {
    --canvas: #f5f1ec;
    --surface-1: #ffffff;
    --surface-2: #ede9e2;
    --ink: #111111;
    --ink-muted: #626260;
    --ink-subtle: #7b7b78;
    --hairline: #d3cec6;
    --accent: #ff5600;
    --rounded-sm: 6px;
    --rounded-md: 8px;
    --rounded-lg: 12px;
    --rounded-xl: 16px;
    --section: 96px;
    --max-w: 1280px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
    background: var(--canvas);
    color: var(--ink);
    font-size: 16px;
    line-height: 1.5;
}

.top-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    height: 56px;
}

.nav-container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 32px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.nav-logo {
    font-size: 18px;
    font-weight: 500;
    color: var(--ink);
    text-decoration: none;
    letter-spacing: -0.3px;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 14px;
    font-weight: 400;
    color: var(--ink-muted);
    text-decoration: none;
    transition: color 0.15s;
}

.nav-links a:hover { color: var(--ink); }

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: all 0.2s;
}

.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 32px;
}

.hero {
    padding: var(--section) 0 80px;
}

.hero-inner {
    max-width: 720px;
}

.eyebrow {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-muted);
    margin-bottom: 16px;
    display: block;
}

.hero h1 {
    font-size: 56px;
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: -1.4px;
    color: var(--ink);
    margin-bottom: 24px;
}

.hero p {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.4;
    color: var(--ink-muted);
    letter-spacing: -0.2px;
    max-width: 560px;
}

.hero-img-container {
    margin-top: 48px;
    border-radius: var(--rounded-xl);
    overflow: hidden;
    border: 1px solid var(--hairline);
}

.hero-img-container img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}

.section {
    padding: var(--section) 0;
}

.section-header {
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 500;
    letter-spacing: -0.8px;
    line-height: 1.15;
    color: var(--ink);
    margin-bottom: 12px;
}

.section-header p {
    font-size: 18px;
    color: var(--ink-muted);
    line-height: 1.5;
    letter-spacing: -0.1px;
    max-width: 560px;
}

.divider {
    height: 1px;
    background: var(--hairline);
    margin: 0;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.article-card {
    background: var(--surface-1);
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s;
    text-decoration: none;
}

.article-card:hover { border-color: var(--ink-subtle); }

.article-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.article-card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-card-tag {
    font-size: 12px;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    display: block;
}

.article-card h3 {
    font-size: 20px;
    font-weight: 500;
    letter-spacing: -0.3px;
    line-height: 1.3;
    color: var(--ink);
    margin-bottom: 12px;
}

.article-card p {
    font-size: 14px;
    color: var(--ink-muted);
    line-height: 1.5;
    flex: 1;
    margin-bottom: 20px;
}

.article-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    text-decoration: none;
    border-bottom: 1px solid var(--hairline);
    padding-bottom: 2px;
    align-self: flex-start;
    transition: border-color 0.2s;
}

.article-link:hover { border-color: var(--ink); }

.topics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.topic-card {
    background: var(--surface-1);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: 24px;
}

.topic-card h3 {
    font-size: 18px;
    font-weight: 500;
    letter-spacing: -0.2px;
    color: var(--ink);
    margin-bottom: 10px;
}

.topic-card p {
    font-size: 14px;
    color: var(--ink-muted);
    line-height: 1.6;
}

.contact-section {
    padding: var(--section) 0;
    background: var(--surface-2);
}

.form-card {
    background: var(--surface-1);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-xl);
    padding: 48px;
    max-width: 600px;
    margin: 0 auto;
}

.form-card h2 {
    font-size: 28px;
    font-weight: 500;
    letter-spacing: -0.5px;
    color: var(--ink);
    margin-bottom: 8px;
}

.form-card > p {
    font-size: 16px;
    color: var(--ink-muted);
    margin-bottom: 32px;
    line-height: 1.5;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: var(--surface-1);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-md);
    padding: 10px 14px;
    font-size: 16px;
    font-family: inherit;
    color: var(--ink);
    outline: none;
    transition: border-color 0.15s;
    min-height: 44px;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--ink-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-primary {
    background: var(--ink);
    color: #ffffff;
    border: none;
    border-radius: var(--rounded-md);
    padding: 10px 18px;
    font-size: 15px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    min-height: 40px;
    transition: opacity 0.15s;
    display: inline-block;
}

.btn-primary:hover { opacity: 0.85; }

.btn-secondary {
    background: var(--surface-1);
    color: var(--ink);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-md);
    padding: 10px 18px;
    font-size: 15px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    min-height: 40px;
    transition: border-color 0.15s;
    display: inline-block;
}

.btn-secondary:hover { border-color: var(--ink-muted); }

.form-submit-btn {
    width: 100%;
    text-align: center;
}

.form-message {
    display: none;
    padding: 14px 18px;
    border-radius: var(--rounded-md);
    font-size: 14px;
    margin-top: 16px;
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.form-error {
    display: none;
    color: #dc2626;
    font-size: 12px;
    margin-top: 4px;
}

.article-hero {
    padding: 64px 0 48px;
}

.article-hero .eyebrow {
    margin-bottom: 12px;
}

.article-hero h1 {
    font-size: 48px;
    font-weight: 500;
    letter-spacing: -1.2px;
    line-height: 1.1;
    color: var(--ink);
    margin-bottom: 20px;
    max-width: 800px;
}

.article-hero .lead {
    font-size: 20px;
    color: var(--ink-muted);
    line-height: 1.45;
    letter-spacing: -0.2px;
    max-width: 680px;
    margin-bottom: 24px;
}

.article-meta {
    font-size: 13px;
    color: var(--ink-subtle);
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.article-featured-img {
    width: 100%;
    max-height: 480px;
    object-fit: cover;
    border-radius: var(--rounded-xl);
    margin: 0 0 64px;
    display: block;
    border: 1px solid var(--hairline);
}

.article-body {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 64px;
    align-items: start;
    padding-bottom: var(--section);
}

.article-content h2 {
    font-size: 28px;
    font-weight: 500;
    letter-spacing: -0.5px;
    color: var(--ink);
    margin: 40px 0 16px;
}

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

.article-content h3 {
    font-size: 20px;
    font-weight: 500;
    letter-spacing: -0.3px;
    color: var(--ink);
    margin: 28px 0 12px;
}

.article-content p {
    font-size: 16px;
    line-height: 1.75;
    color: var(--ink);
    margin-bottom: 20px;
}

.article-content ul,
.article-content ol {
    margin: 0 0 20px 24px;
}

.article-content li {
    font-size: 16px;
    line-height: 1.75;
    color: var(--ink);
    margin-bottom: 8px;
}

.article-content a {
    color: var(--ink);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-content a:hover { opacity: 0.7; }

.callout {
    background: var(--surface-1);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--accent);
    border-radius: var(--rounded-md);
    padding: 16px 20px;
    margin: 24px 0;
}

.callout p {
    margin: 0 !important;
    font-size: 15px;
    color: var(--ink-muted);
    line-height: 1.6;
}

.article-sidebar {
    position: sticky;
    top: 72px;
}

.sidebar-card {
    background: var(--surface-1);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: 24px;
    margin-bottom: 16px;
}

.sidebar-card h4 {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 12px;
    letter-spacing: -0.1px;
}

.sidebar-card ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-card ul li {
    font-size: 14px;
    color: var(--ink-muted);
    padding: 7px 0;
    border-bottom: 1px solid var(--hairline);
    line-height: 1.4;
}

.sidebar-card ul li:last-child { border-bottom: none; }

.sidebar-card ul li a {
    color: var(--ink-muted);
    text-decoration: none;
    transition: color 0.15s;
}

.sidebar-card ul li a:hover { color: var(--ink); }

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: var(--ink);
    color: #fff;
    padding: 16px 32px;
}

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

.cookie-inner p {
    font-size: 14px;
    line-height: 1.5;
    color: rgba(255,255,255,0.85);
    flex: 1;
    min-width: 240px;
}

.cookie-inner p a {
    color: rgba(255,255,255,0.7);
    text-decoration: underline;
}

.cookie-actions {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.cookie-actions .btn-primary {
    background: #fff;
    color: var(--ink);
    font-size: 14px;
    padding: 8px 16px;
    min-height: 36px;
}

.cookie-actions .btn-secondary {
    background: transparent;
    color: rgba(255,255,255,0.85);
    border-color: rgba(255,255,255,0.3);
    font-size: 14px;
    padding: 8px 16px;
    min-height: 36px;
}

.footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 32px 32px;
}

.footer-inner {
    max-width: var(--max-w);
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .nav-logo {
    display: inline-block;
    margin-bottom: 4px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--ink-subtle);
    line-height: 1.6;
    margin-top: 12px;
    max-width: 260px;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 14px;
    color: var(--ink-subtle);
    text-decoration: none;
    transition: color 0.15s;
}

.footer-col ul li a:hover { color: var(--ink); }

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

.footer-bottom p {
    font-size: 12px;
    color: var(--ink-subtle);
}

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

.footer-bottom a:hover { color: var(--ink); }

.page-hero {
    padding: 64px 0 48px;
    border-bottom: 1px solid var(--hairline);
    margin-bottom: 64px;
}

.page-hero h1 {
    font-size: 48px;
    font-weight: 500;
    letter-spacing: -1.2px;
    line-height: 1.1;
    color: var(--ink);
    margin-bottom: 16px;
}

.page-hero p {
    font-size: 18px;
    color: var(--ink-muted);
    line-height: 1.5;
    letter-spacing: -0.1px;
    max-width: 560px;
}

.page-content {
    max-width: 760px;
    margin: 0 auto;
    padding-bottom: var(--section);
}

.page-content h2 {
    font-size: 24px;
    font-weight: 500;
    letter-spacing: -0.4px;
    color: var(--ink);
    margin: 40px 0 16px;
}

.page-content h2:first-child { margin-top: 0; }

.page-content p {
    font-size: 16px;
    line-height: 1.75;
    color: var(--ink);
    margin-bottom: 20px;
}

.page-content ul {
    margin: 0 0 20px 24px;
}

.page-content li {
    font-size: 16px;
    line-height: 1.75;
    color: var(--ink);
    margin-bottom: 8px;
}

.page-content a {
    color: var(--ink);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.disclaimer {
    background: var(--surface-1);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-md);
    padding: 16px 20px;
    font-size: 13px;
    color: var(--ink-subtle);
    line-height: 1.6;
    margin-top: 40px;
}

.related-section {
    border-top: 1px solid var(--hairline);
    padding: 64px 0 var(--section);
}

.related-section h2 {
    font-size: 28px;
    font-weight: 500;
    letter-spacing: -0.5px;
    color: var(--ink);
    margin-bottom: 32px;
}

@media (max-width: 1024px) {
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .topics-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .article-body { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
}

@media (max-width: 768px) {
    :root { --section: 64px; }

    .nav-links {
        display: none;
        position: absolute;
        top: 56px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        padding: 16px 32px;
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .nav-links.open { display: flex; }
    .nav-hamburger { display: flex; }

    .top-nav { position: relative; }

    .hero h1 { font-size: 40px; letter-spacing: -0.8px; }
    .article-hero h1 { font-size: 36px; letter-spacing: -0.8px; }
    .page-hero h1 { font-size: 36px; letter-spacing: -0.8px; }
    .section-header h2 { font-size: 32px; }

    .card-grid { grid-template-columns: 1fr; }
    .topics-grid { grid-template-columns: 1fr; }

    .form-card { padding: 32px 24px; }

    .cookie-inner { flex-direction: column; gap: 16px; }
    .cookie-banner { padding: 16px 20px; }

    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer { padding: 48px 20px 24px; }

    .container { padding: 0 20px; }
    .nav-container { padding: 0 20px; }

    .hero-img-container img { height: 260px; }
    .article-featured-img { max-height: 280px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 32px; }
    .article-hero h1 { font-size: 28px; }
    .hero p { font-size: 17px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .article-meta { flex-direction: column; gap: 6px; }
}