@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&display=swap');

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

:root {
    --canvas: #f7f7f4;
    --canvas-soft: #fafaf7;
    --surface-card: #ffffff;
    --surface-strong: #e6e5e0;
    --primary: #f54e00;
    --primary-active: #d04200;
    --on-primary: #ffffff;
    --ink: #26251e;
    --body: #5a5852;
    --body-strong: #26251e;
    --muted: #807d72;
    --muted-soft: #a09c92;
    --hairline: #e6e5e0;
    --hairline-soft: #efeee8;
    --hairline-strong: #cfcdc4;
    --semantic-success: #1f8a65;
    --semantic-error: #cf2d56;
    --rounded-xs: 4px;
    --rounded-sm: 6px;
    --rounded-md: 8px;
    --rounded-lg: 12px;
    --rounded-xl: 16px;
    --rounded-pill: 9999px;
    --spacing-xxs: 4px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-base: 16px;
    --spacing-md: 20px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --spacing-section: 80px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--body);
    background-color: var(--canvas);
}

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--primary); }

img { max-width: 100%; height: auto; display: block; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.site-nav {
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 64px;
    display: flex;
    align-items: center;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-brand {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--ink);
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin-left: auto;
}

.nav-list a {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--body);
    transition: color 0.15s;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
    color: var(--ink);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-xs);
    margin-left: auto;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    transition: transform 0.2s;
}

.hero-band {
    padding: var(--spacing-section) 0 60px;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline-soft);
}

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-section);
    align-items: center;
}

.hero-content { max-width: 560px; }

.section-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-strong);
    padding: var(--spacing-xxs) var(--spacing-xs);
    border-radius: var(--rounded-pill);
    margin-bottom: var(--spacing-md);
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -1.2px;
    color: var(--ink);
    margin-bottom: var(--spacing-lg);
}

.hero-content p {
    font-size: 16px;
    line-height: 1.6;
    color: var(--body);
    margin-bottom: var(--spacing-xl);
}

.hero-image { border-radius: var(--rounded-lg); overflow: hidden; border: 1px solid var(--hairline); }
.hero-image img { width: 100%; height: 420px; object-fit: cover; }

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

.section-band--alt {
    background: var(--surface-card);
}

.section-head {
    margin-bottom: var(--spacing-xxl);
}

.section-head h2 {
    font-size: 36px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.72px;
    color: var(--ink);
    margin-bottom: var(--spacing-sm);
}

.section-head p {
    font-size: 16px;
    color: var(--body);
    max-width: 600px;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.article-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color 0.15s;
}

.article-card:hover { border-color: var(--hairline-strong); }

.article-card-img { height: 200px; overflow: hidden; }
.article-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.article-card:hover .article-card-img img { transform: scale(1.03); }

.article-card-body {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-tag {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: var(--spacing-xs);
}

.article-card-body h3 {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.35;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}

.article-card-body p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.55;
    flex: 1;
    margin-bottom: var(--spacing-md);
}

.article-meta {
    font-size: 13px;
    color: var(--muted);
    margin-top: auto;
}

.read-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
}

.read-link:hover { color: var(--primary-active); }

.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.info-card {
    background: var(--canvas-soft);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-lg);
}

.info-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}

.info-card p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.55;
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.feature-grid--reverse .feature-text { order: 2; }
.feature-grid--reverse .feature-img  { order: 1; }

.feature-img { border-radius: var(--rounded-lg); overflow: hidden; border: 1px solid var(--hairline); }
.feature-img img { width: 100%; height: 340px; object-fit: cover; }

.feature-text h2 {
    font-size: 28px;
    font-weight: 400;
    letter-spacing: -0.5px;
    line-height: 1.25;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}

.feature-text p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: var(--spacing-base);
}

.feature-text ul {
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-base);
}

.feature-text li {
    font-size: 15px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
}

.article-page { max-width: 760px; margin: 0 auto; padding: var(--spacing-section) var(--spacing-xl); }

.article-page header { margin-bottom: var(--spacing-xxl); }

.article-page h1 {
    font-size: 42px;
    font-weight: 400;
    letter-spacing: -1px;
    line-height: 1.15;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}

.article-date {
    font-size: 14px;
    color: var(--muted);
    margin-bottom: var(--spacing-xl);
}

.article-hero-img {
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--hairline);
    margin-bottom: var(--spacing-xxl);
}

.article-hero-img img { width: 100%; height: 420px; object-fit: cover; }

.article-page h2 {
    font-size: 26px;
    font-weight: 400;
    letter-spacing: -0.325px;
    line-height: 1.25;
    color: var(--ink);
    margin: var(--spacing-xxl) 0 var(--spacing-md);
}

.article-page h3 {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.35;
    color: var(--ink);
    margin: var(--spacing-xl) 0 var(--spacing-sm);
}

.article-page p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--body);
    margin-bottom: var(--spacing-base);
}

.article-page ul, .article-page ol {
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-base);
}

.article-page li {
    font-size: 16px;
    line-height: 1.7;
    color: var(--body);
    margin-bottom: var(--spacing-xs);
}

.article-page a { color: var(--ink); border-bottom: 1px solid var(--hairline-strong); }
.article-page a:hover { color: var(--primary); border-color: var(--primary); }

.data-table-wrap { overflow-x: auto; margin: var(--spacing-xl) 0; }

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    font-family: 'JetBrains Mono', monospace;
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    overflow: hidden;
}

.data-table th {
    background: var(--surface-strong);
    color: var(--ink);
    font-weight: 600;
    text-align: left;
    padding: var(--spacing-sm) var(--spacing-base);
    border-bottom: 1px solid var(--hairline);
}

.data-table td {
    padding: var(--spacing-sm) var(--spacing-base);
    color: var(--body);
    border-bottom: 1px solid var(--hairline-soft);
}

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

.callout {
    background: var(--canvas-soft);
    border-left: 3px solid var(--hairline-strong);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 0 var(--rounded-md) var(--rounded-md) 0;
    margin: var(--spacing-xl) 0;
}

.callout p { font-size: 15px; color: var(--body-strong); margin: 0; }

.inline-img {
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--hairline);
    margin: var(--spacing-xl) 0;
}

.inline-img img { width: 100%; height: 320px; object-fit: cover; }

.inline-img figcaption {
    font-size: 13px;
    color: var(--muted);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--surface-card);
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-size: 32px;
    font-weight: 400;
    letter-spacing: -0.5px;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}

.contact-info p { font-size: 15px; color: var(--body); line-height: 1.6; margin-bottom: var(--spacing-base); }

.contact-form {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xl);
}

.form-group { margin-bottom: var(--spacing-md); }

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

.form-group input,
.form-group textarea {
    width: 100%;
    background: var(--surface-card);
    border: 1px solid var(--hairline-strong);
    border-radius: var(--rounded-md);
    padding: 12px 16px;
    height: 44px;
    font-size: 15px;
    color: var(--ink);
    font-family: inherit;
    transition: border-color 0.15s;
    outline: none;
}

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

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

.btn-primary {
    display: inline-flex;
    align-items: center;
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    border-radius: var(--rounded-md);
    padding: 10px 18px;
    height: 40px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
    font-family: inherit;
}

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

.btn-secondary {
    display: inline-flex;
    align-items: center;
    background: var(--surface-card);
    color: var(--ink);
    border: 1px solid var(--hairline-strong);
    border-radius: var(--rounded-md);
    padding: 10px 18px;
    height: 40px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.15s;
    font-family: inherit;
}

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

.form-status {
    display: none;
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--rounded-md);
    font-size: 14px;
}

.form-status.success {
    display: block;
    background: #e8f7f2;
    color: var(--semantic-success);
    border: 1px solid #b8e8d8;
}

.form-status.error {
    display: block;
    background: #fdeaee;
    color: var(--semantic-error);
    border: 1px solid #f5b8c5;
}

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

.page-content h1 {
    font-size: 42px;
    font-weight: 400;
    letter-spacing: -1px;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}

.page-content h2 {
    font-size: 24px;
    font-weight: 400;
    letter-spacing: -0.3px;
    color: var(--ink);
    margin: var(--spacing-xxl) 0 var(--spacing-sm);
}

.page-content p { font-size: 16px; line-height: 1.7; color: var(--body); margin-bottom: var(--spacing-base); }

.page-content ul { padding-left: var(--spacing-md); margin-bottom: var(--spacing-base); }

.page-content li { font-size: 16px; line-height: 1.7; color: var(--body); margin-bottom: var(--spacing-xs); }

.page-updated { font-size: 13px; color: var(--muted); margin-bottom: var(--spacing-xl); }

.site-footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px var(--spacing-xl) 48px;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
}

.footer-brand {
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.footer-tagline {
    font-size: 14px;
    color: var(--body);
    line-height: 1.55;
}

.footer-heading {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: var(--spacing-sm);
}

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

.footer-col li { margin-bottom: var(--spacing-xs); }

.footer-col a {
    font-size: 14px;
    color: var(--body);
    transition: color 0.15s;
}

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

.footer-col address { font-style: normal; }
.footer-col address p { font-size: 14px; color: var(--body); line-height: 1.6; }
.footer-col address a { font-size: 14px; color: var(--body); }
.footer-col address a:hover { color: var(--ink); }

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    border-top: 1px solid var(--hairline);
    padding-top: var(--spacing-lg);
}

.footer-bottom p {
    font-size: 14px;
    color: var(--muted);
    margin-bottom: var(--spacing-xs);
}

.footer-disclaimer { font-size: 13px; color: var(--muted-soft); }

.cookie-banner {
    position: fixed;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    background: var(--ink);
    color: var(--canvas);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-md) var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    box-shadow: 0 4px 24px rgba(38,37,30,0.18);
    z-index: 200;
    max-width: 760px;
    width: calc(100% - 48px);
    transition: opacity 0.3s, transform 0.3s;
}

.cookie-banner.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateX(-50%) translateY(20px);
}

.cookie-banner p { font-size: 14px; color: var(--canvas); flex: 1; }
.cookie-banner a { color: var(--canvas); border-bottom: 1px solid rgba(247,247,244,0.4); }
.cookie-banner a:hover { color: var(--canvas); border-color: var(--canvas); }

.cookie-actions { display: flex; gap: var(--spacing-xs); flex-shrink: 0; }

#cookie-accept {
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    border-radius: var(--rounded-md);
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
}

#cookie-accept:hover { background: var(--primary-active); }

#cookie-reject {
    background: transparent;
    color: var(--canvas);
    border: 1px solid rgba(247,247,244,0.3);
    border-radius: var(--rounded-md);
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
}

#cookie-reject:hover { border-color: var(--canvas); }

.breadcrumb {
    font-size: 14px;
    color: var(--muted);
    margin-bottom: var(--spacing-xl);
}

.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb span { margin: 0 var(--spacing-xxs); }

.related-section { margin-top: var(--spacing-section); padding-top: var(--spacing-xl); border-top: 1px solid var(--hairline); }
.related-section h2 { font-size: 22px; font-weight: 400; color: var(--ink); margin-bottom: var(--spacing-lg); }

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

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

.related-card h3 { font-size: 15px; font-weight: 600; color: var(--ink); margin-bottom: var(--spacing-xxs); }
.related-card p { font-size: 13px; color: var(--body); }

@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: var(--spacing-xl); }
    .hero-content { max-width: 100%; }
    .hero-content h1 { font-size: 40px; }
    .feature-grid { grid-template-columns: 1fr; gap: var(--spacing-xl); }
    .feature-grid--reverse .feature-text { order: 1; }
    .feature-grid--reverse .feature-img  { order: 2; }
    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .info-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-list {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        flex-direction: column;
        padding: var(--spacing-md) var(--spacing-xl);
        gap: var(--spacing-md);
        margin-left: 0;
    }
    .nav-list.open { display: flex; }
    .site-nav { position: sticky; }
    .articles-grid { grid-template-columns: 1fr; }
    .info-grid { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: var(--spacing-xl); }
    .hero-content h1 { font-size: 32px; letter-spacing: -0.5px; }
    .article-page h1 { font-size: 30px; }
    .cookie-banner { flex-direction: column; align-items: flex-start; gap: var(--spacing-md); }
    .container { padding: 0 var(--spacing-base); }
    .section-band { padding: 48px 0; }
    .hero-band { padding: 48px 0 40px; }
}

@media (max-width: 640px) {
    .hero-inner { padding: 0 var(--spacing-base); }
    .article-page { padding: 32px var(--spacing-base); }
    .page-content { padding: 32px var(--spacing-base); }
    .section-head h2 { font-size: 28px; }
}