*, *::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;
    --success: #1f8a65;
    --error: #cf2d56;
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-pill: 9999px;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--canvas);
    color: var(--body);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--primary); }
ul { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 0;
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.5px;
    flex-shrink: 0;
}
.nav-logo:hover { color: var(--ink); }
.nav-logo .logo-text { color: var(--ink); }
.nav-logo .logo-sub { color: var(--primary); font-weight: 400; }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
    margin-left: auto;
}

.nav-menu > li > a {
    display: block;
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 500;
    color: var(--body);
    line-height: 1.4;
    border-radius: var(--radius-sm);
    transition: color 0.15s;
}
.nav-menu > li > a:hover,
.nav-menu > li > a.active { color: var(--ink); }

.nav-dropdown { position: relative; }
.nav-dropdown-toggle { cursor: pointer; }
.nav-dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-lg);
    padding: 8px;
    min-width: 220px;
    box-shadow: 0 4px 16px rgba(38,37,30,0.08);
    z-index: 200;
}
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown-menu li a {
    display: block;
    padding: 8px 12px;
    font-size: 14px;
    color: var(--body);
    border-radius: var(--radius-sm);
}
.nav-dropdown-menu li a:hover { background: var(--canvas); 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: 0.2s;
}

.hero-band {
    background: var(--canvas);
    padding: 80px 0 60px;
    border-bottom: 1px solid var(--hairline-soft);
}
.hero-band__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.hero-band__content {}
.hero-band__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-strong);
    border-radius: var(--radius-pill);
    padding: 4px 10px;
    margin-bottom: 20px;
}
.hero-band__title {
    font-size: 48px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
}
.hero-band__title em { font-style: normal; color: var(--primary); }
.hero-band__lead {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 32px;
    max-width: 480px;
}
.hero-band__meta {
    font-size: 13px;
    color: var(--muted);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-band__image {
    position: relative;
}
.hero-band__image img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--hairline);
}
.hero-band__image-caption {
    font-size: 12px;
    color: var(--muted);
    margin-top: 8px;
    text-align: center;
}

.section { padding: 80px 0; }
.section--alt { background: var(--canvas-soft); }
.section--bordered { border-top: 1px solid var(--hairline-soft); }

.section-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    font-weight: 400;
    color: var(--ink);
    line-height: 1.2;
    letter-spacing: -0.72px;
    margin-bottom: 16px;
}

.section-lead {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    max-width: 640px;
    margin-bottom: 48px;
}

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

.article-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.15s;
}
.article-card:hover { border-color: var(--hairline-strong); }

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

.article-card__body { padding: 24px; }

.article-card__tag {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-strong);
    border-radius: var(--radius-pill);
    padding: 3px 8px;
    display: inline-block;
    margin-bottom: 12px;
}

.article-card__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    line-height: 1.35;
    margin-bottom: 10px;
}

.article-card__excerpt {
    font-size: 14px;
    color: var(--body);
    line-height: 1.55;
    margin-bottom: 16px;
}

.article-card__link {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    border-bottom: 1px solid var(--hairline-strong);
    padding-bottom: 1px;
    display: inline-block;
}
.article-card__link:hover { color: var(--primary); border-color: var(--primary); }

.article-card__meta {
    font-size: 12px;
    color: var(--muted-soft);
    margin-top: 12px;
}

.info-band {
    background: var(--surface-card);
    border-top: 1px solid var(--hairline);
    border-bottom: 1px solid var(--hairline);
    padding: 64px 0;
}
.info-band__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}
.info-block__number {
    font-size: 36px;
    font-weight: 400;
    color: var(--primary);
    letter-spacing: -1px;
    line-height: 1;
    margin-bottom: 8px;
}
.info-block__label {
    font-size: 14px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 6px;
}
.info-block__desc { font-size: 14px; color: var(--body); line-height: 1.55; }

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}
.two-col--img-right { }

.img-block img {
    width: 100%;
    height: 340px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--hairline);
}
.img-block figcaption {
    font-size: 12px;
    color: var(--muted);
    margin-top: 8px;
    text-align: center;
}

.prose h2 {
    font-size: 26px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.32px;
    margin-bottom: 16px;
    margin-top: 32px;
    line-height: 1.25;
}
.prose h2:first-child { margin-top: 0; }

.prose h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 10px;
    margin-top: 24px;
}

.prose p {
    font-size: 16px;
    color: var(--body);
    line-height: 1.65;
    margin-bottom: 16px;
}

.prose ul, .prose ol {
    padding-left: 20px;
    margin-bottom: 16px;
}
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: 6px;
}

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

.prose strong { color: var(--ink); font-weight: 600; }

.prose table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
    font-size: 14px;
}
.prose table th {
    background: var(--surface-strong);
    color: var(--ink);
    font-weight: 600;
    text-align: left;
    padding: 10px 14px;
    border: 1px solid var(--hairline);
}
.prose table td {
    padding: 10px 14px;
    border: 1px solid var(--hairline);
    color: var(--body);
    vertical-align: top;
}
.prose table tr:nth-child(even) td { background: var(--canvas-soft); }

.callout {
    background: var(--canvas-soft);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 24px;
}
.callout p { margin-bottom: 0; font-size: 15px; }

.page-hero {
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline-soft);
    padding: 60px 0 40px;
}
.page-hero__label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 12px;
}
.page-hero__title {
    font-size: 36px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.72px;
    line-height: 1.2;
    margin-bottom: 16px;
}
.page-hero__desc {
    font-size: 16px;
    color: var(--body);
    line-height: 1.6;
    max-width: 640px;
}
.page-hero__meta {
    font-size: 13px;
    color: var(--muted);
    margin-top: 16px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
    align-items: start;
}

.article-sidebar {
    position: sticky;
    top: 80px;
}

.sidebar-card {
    background: var(--surface-card);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
}
.sidebar-card h4 {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 14px;
}
.sidebar-card ul li {
    margin-bottom: 10px;
}
.sidebar-card ul li a {
    font-size: 14px;
    color: var(--body);
    border-bottom: 1px solid var(--hairline-soft);
    padding-bottom: 1px;
}
.sidebar-card ul li a:hover { color: var(--ink); border-color: var(--hairline-strong); }

.toc-list { }
.toc-list li {
    margin-bottom: 8px;
}
.toc-list a {
    font-size: 14px;
    color: var(--body);
}
.toc-list a:hover { color: var(--ink); }

.contact-section { background: var(--canvas); }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

.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-card);
    border: 1px solid var(--hairline-strong);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-size: 16px;
    font-family: inherit;
    color: var(--ink);
    height: 44px;
    transition: border-color 0.15s;
    outline: none;
}
.form-group textarea {
    height: auto;
    min-height: 120px;
    resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--ink);
}
.form-group input.error,
.form-group textarea.error {
    border-color: var(--error);
}
.form-error {
    font-size: 13px;
    color: var(--error);
    margin-top: 4px;
    display: none;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    height: 40px;
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    line-height: 1;
    text-decoration: none;
}
.btn--primary {
    background: var(--primary);
    color: var(--on-primary);
}
.btn--primary:hover { background: var(--primary-active); color: var(--on-primary); }
.btn--secondary {
    background: var(--surface-card);
    color: var(--ink);
    border: 1px solid var(--hairline-strong);
}
.btn--secondary:hover { background: var(--canvas-soft); }
.btn--lg { height: 44px; padding: 12px 20px; font-size: 14px; }

.form-message {
    display: none;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
    margin-top: 12px;
}
.form-message--success {
    background: #e8f5ef;
    color: var(--success);
    border: 1px solid #b6dece;
}

.contact-info-block { }
.contact-info-block h3 {
    font-size: 22px;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.11px;
    margin-bottom: 16px;
}
.contact-info-list { }
.contact-info-list li {
    font-size: 15px;
    color: var(--body);
    margin-bottom: 12px;
    display: flex;
    gap: 10px;
}
.contact-info-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    min-width: 64px;
    padding-top: 2px;
}

.disclaimer-band {
    background: var(--canvas-soft);
    border-top: 1px solid var(--hairline-soft);
    padding: 20px 0;
}
.disclaimer-band p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.6;
    text-align: center;
}

.site-footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 0 48px;
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.footer-cols {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}
.footer-logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    display: block;
    margin-bottom: 12px;
    letter-spacing: -0.3px;
}
.footer-logo span { color: var(--primary); font-weight: 400; }
.footer-logo:hover { color: var(--ink); }

.footer-tagline {
    font-size: 14px;
    color: var(--body);
    line-height: 1.55;
}
.footer-col h4 {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.88px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
    font-size: 14px;
    color: var(--body);
}
.footer-col ul li a:hover { color: var(--ink); }

.footer-bottom {
    border-top: 1px solid var(--hairline-soft);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.footer-bottom p {
    font-size: 13px;
    color: var(--muted);
}
.footer-links-legal {
    display: flex;
    gap: 16px;
    align-items: center;
}
.footer-links-legal a { font-size: 13px; color: var(--muted); }
.footer-links-legal a:hover { color: var(--ink); }
.footer-links-legal span { color: var(--hairline-strong); }

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface-card);
    border-top: 1px solid var(--hairline);
    z-index: 1000;
    padding: 16px 24px;
}
.cookie-banner__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.cookie-banner__inner p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
}
.cookie-banner__inner a { color: var(--ink); border-bottom: 1px solid var(--hairline-strong); }
.cookie-banner__actions { display: flex; gap: 10px; flex-shrink: 0; }

.breadcrumb {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 12px;
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb span { color: var(--hairline-strong); }

.updated-date {
    font-size: 12px;
    color: var(--muted-soft);
    font-family: 'JetBrains Mono', monospace;
}

@media (max-width: 1024px) {
    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-cols { grid-template-columns: 1fr 1fr; gap: 32px; }
    .hero-band__inner { grid-template-columns: 1fr; gap: 40px; }
    .hero-band__title { font-size: 36px; letter-spacing: -1px; }
    .two-col { grid-template-columns: 1fr; gap: 32px; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
    .info-band__grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--surface-card);
        border-bottom: 1px solid var(--hairline);
        padding: 12px 16px 16px;
    }
    .nav-menu.open { display: flex; }
    .nav-menu > li > a { padding: 10px 8px; width: 100%; }
    .nav-dropdown-menu {
        position: static;
        display: block;
        box-shadow: none;
        border: none;
        border-radius: 0;
        padding: 0 0 0 12px;
        min-width: auto;
    }
    .nav-dropdown { width: 100%; }
    .nav-hamburger { display: flex; }
    .nav-container { position: relative; }
    .hero-band { padding: 48px 0 40px; }
    .hero-band__title { font-size: 28px; letter-spacing: -0.5px; }
    .hero-band__image img { height: 260px; }
    .section { padding: 48px 0; }
    .articles-grid { grid-template-columns: 1fr; }
    .section-title { font-size: 26px; }
    .footer-cols { grid-template-columns: 1fr 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
    .info-band__grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .footer-cols { grid-template-columns: 1fr; }
    .cookie-banner__inner { flex-direction: column; align-items: flex-start; }
    .hero-band__title { font-size: 24px; }
}