:root {
    --canvas: #181818;
    --canvas-elevated: #303030;
    --canvas-light: #ffffff;
    --surface-soft-light: #f7f7f7;
    --surface-strong-light: #ebebeb;
    --primary: #da291c;
    --primary-active: #b01e0a;
    --hairline: #303030;
    --hairline-on-light: #d2d2d2;
    --ink: #ffffff;
    --body-color: #969696;
    --body-on-light: #181818;
    --muted: #666666;
    --on-primary: #ffffff;
    --spacing-xxxs: 4px;
    --spacing-xxs: 8px;
    --spacing-xs: 16px;
    --spacing-sm: 24px;
    --spacing-md: 32px;
    --spacing-lg: 48px;
    --spacing-xl: 64px;
    --spacing-xxl: 96px;
    --spacing-super: 128px;
    --font: 'Inter', -apple-system, system-ui, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--canvas);
    color: var(--body-color);
    font-family: var(--font);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

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

address {
    font-style: normal;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: var(--on-primary);
    padding: var(--spacing-xxs) var(--spacing-xs);
    z-index: 9999;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.65px;
    text-transform: uppercase;
}

.skip-link:focus {
    top: 0;
}

.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    z-index: 1000;
}

.nav-inner {
    max-width: 1280px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
}

.nav-brand {
    color: var(--ink);
    font-size: 16px;
    font-weight: 500;
    letter-spacing: -0.2px;
    display: flex;
    align-items: center;
    gap: var(--spacing-xxs);
    white-space: nowrap;
}

.brand-mark {
    color: var(--primary);
    font-size: 12px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--body-color);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.65px;
    text-transform: uppercase;
    transition: color 0.15s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--ink);
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xxs);
}

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

.nav-hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav-hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.hero-band {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    padding-top: 64px;
}

.hero-band img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(24,24,24,0.2) 0%, rgba(24,24,24,0.85) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--spacing-super) var(--spacing-md) var(--spacing-xxl);
    width: 100%;
}

.badge-pill {
    display: inline-block;
    background: var(--canvas-elevated);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    border-radius: 9999px;
    padding: var(--spacing-xxxs) 12px;
    margin-bottom: var(--spacing-sm);
}

.hero-content h1 {
    color: var(--ink);
    font-size: 80px;
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -1.6px;
    max-width: 840px;
    margin-bottom: var(--spacing-sm);
}

.hero-content p {
    color: var(--body-color);
    font-size: 16px;
    line-height: 1.6;
    max-width: 560px;
    margin-bottom: var(--spacing-lg);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 var(--spacing-md);
    background: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    border-radius: 0;
    border: none;
    cursor: pointer;
    transition: background 0.15s;
}

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

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 var(--spacing-md);
    background: transparent;
    color: var(--ink);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    border-radius: 0;
    border: 1px solid var(--ink);
    cursor: pointer;
    transition: background 0.15s;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-dark {
    background: var(--canvas);
    padding: var(--spacing-xxl) 0;
}

.section-elevated {
    background: var(--canvas-elevated);
    padding: var(--spacing-xxl) 0;
}

.section-light {
    background: var(--surface-soft-light);
    padding: var(--spacing-xxl) 0;
}

.section-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.section-heading {
    font-size: 36px;
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.36px;
    color: var(--ink);
    margin-bottom: var(--spacing-sm);
}

.section-heading-light {
    color: var(--body-on-light);
}

.section-sub {
    font-size: 14px;
    line-height: 1.6;
    color: var(--body-color);
    max-width: 600px;
    margin-bottom: var(--spacing-xl);
}

.section-sub-light {
    color: var(--body-on-light);
}

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

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

.feature-card {
    background: var(--canvas-elevated);
    border-radius: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--hairline);
    transition: box-shadow 0.15s;
}

.feature-card:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.feature-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

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

.feature-card-body .card-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: var(--spacing-xxs);
}

.feature-card-body h3 {
    font-size: 18px;
    font-weight: 500;
    color: var(--ink);
    line-height: 1.3;
    margin-bottom: var(--spacing-xs);
}

.feature-card-body p {
    font-size: 13px;
    color: var(--body-color);
    line-height: 1.6;
    flex: 1;
    margin-bottom: var(--spacing-md);
}

.feature-card-body a {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.65px;
    text-transform: uppercase;
    color: var(--primary);
    align-self: flex-start;
}

.feature-card-light {
    background: var(--canvas-light);
    border: 1px solid var(--hairline-on-light);
}

.feature-card-light .feature-card-body h3 {
    color: var(--body-on-light);
}

.feature-card-light .feature-card-body p {
    color: #555;
}

.livery-band {
    background: var(--primary);
    padding: var(--spacing-xxl) 0;
}

.livery-band .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.livery-band h2 {
    font-size: 36px;
    font-weight: 500;
    color: var(--ink);
    letter-spacing: -0.36px;
    max-width: 600px;
}

.contact-form-wrap {
    background: var(--canvas-elevated);
    border: 1px solid var(--hairline);
    padding: var(--spacing-xl);
    max-width: 640px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xs);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xxs);
    margin-bottom: var(--spacing-xs);
}

.form-group label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--body-color);
}

.form-group input,
.form-group textarea {
    background: var(--canvas);
    color: var(--ink);
    border: 1px solid var(--hairline);
    border-radius: 4px;
    padding: 14px 16px;
    height: 48px;
    font-family: var(--font);
    font-size: 14px;
    outline: none;
    width: 100%;
}

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

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

.article-hero {
    position: relative;
    height: 480px;
    overflow: hidden;
    margin-top: 64px;
}

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

.article-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(24,24,24,0.1) 0%, rgba(24,24,24,0.7) 100%);
}

.article-hero-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 1280px;
    margin: 0 auto;
}

.article-hero-content h1 {
    font-size: 56px;
    font-weight: 500;
    color: var(--ink);
    line-height: 1.1;
    letter-spacing: -1.12px;
    max-width: 800px;
}

.article-body {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xxl) var(--spacing-md);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--hairline);
    flex-wrap: wrap;
}

.article-meta span {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
}

.article-meta .tag {
    background: var(--canvas-elevated);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    border-radius: 9999px;
    padding: var(--spacing-xxxs) 12px;
}

.article-body h2 {
    font-size: 26px;
    font-weight: 500;
    color: var(--ink);
    letter-spacing: 0.195px;
    line-height: 1.5;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

.article-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-xs);
}

.article-body p {
    color: var(--body-color);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.article-body ul,
.article-body ol {
    color: var(--body-color);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
    list-style: disc;
}

.article-body ol {
    list-style: decimal;
}

.article-body a {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: text-decoration-color 0.15s;
}

.article-body a:hover {
    text-decoration-color: var(--primary);
}

.article-body figure {
    margin: var(--spacing-xl) 0;
}

.article-body figure img {
    width: 100%;
    height: 360px;
    object-fit: cover;
}

.article-body figcaption {
    font-size: 12px;
    color: var(--muted);
    margin-top: var(--spacing-xxs);
    line-height: 1.4;
}

.article-body blockquote {
    border-left: 3px solid var(--primary);
    padding-left: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.article-body blockquote p {
    font-size: 18px;
    font-weight: 500;
    color: var(--ink);
    line-height: 1.5;
}

.related-articles {
    border-top: 1px solid var(--hairline);
    padding-top: var(--spacing-xl);
    margin-top: var(--spacing-xxl);
}

.related-articles h2 {
    font-size: 26px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}

.page-body {
    max-width: 800px;
    margin: 0 auto;
    padding: calc(var(--spacing-xxl) + 64px) var(--spacing-md) var(--spacing-xxl);
}

.page-body h1 {
    font-size: 56px;
    font-weight: 500;
    color: var(--ink);
    letter-spacing: -1.12px;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
}

.page-body h2 {
    font-size: 26px;
    font-weight: 500;
    color: var(--ink);
    letter-spacing: 0.195px;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

.page-body p {
    color: var(--body-color);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.page-body ul {
    color: var(--body-color);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
    list-style: disc;
}

.page-body a {
    color: var(--primary);
}

.page-updated {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: var(--spacing-xl);
    display: block;
}

.footer-dark {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    font-size: 16px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: 13px;
    line-height: 1.6;
    color: var(--body-color);
}

.footer-heading {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--ink);
    margin-bottom: var(--spacing-sm);
}

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

.footer-col ul li a,
.footer-col ul li {
    font-size: 13px;
    color: var(--body-color);
    line-height: 1.5;
    transition: color 0.15s;
}

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

.footer-col address p {
    font-size: 13px;
    color: var(--body-color);
    line-height: 1.7;
    margin-bottom: var(--spacing-xxs);
}

.footer-col address a {
    color: var(--body-color);
    transition: color 0.15s;
}

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

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

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

.footer-disclaimer {
    font-size: 12px;
    max-width: 560px;
    text-align: right;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--canvas-elevated);
    border-top: 1px solid var(--hairline);
    padding: var(--spacing-md) var(--spacing-md);
    z-index: 2000;
    display: none;
}

.cookie-banner.visible {
    display: block;
}

.cookie-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.cookie-text {
    font-size: 13px;
    color: var(--body-color);
    max-width: 700px;
    line-height: 1.6;
}

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

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

.cookie-accept,
.cookie-reject {
    height: 40px;
    padding: 0 var(--spacing-sm);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    border-radius: 0;
    border: none;
    cursor: pointer;
}

.cookie-accept {
    background: var(--primary);
    color: var(--on-primary);
}

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

.cookie-reject {
    background: transparent;
    color: var(--body-color);
    border: 1px solid var(--hairline);
}

.spec-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--hairline);
    border: 1px solid var(--hairline);
    margin: var(--spacing-xl) 0;
}

.spec-cell {
    background: var(--canvas-elevated);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
}

.spec-value {
    font-size: 48px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -1.6px;
    line-height: 1.0;
    display: block;
    margin-bottom: var(--spacing-xxs);
}

.spec-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.1px;
    text-transform: uppercase;
    color: var(--muted);
}

@media (max-width: 1024px) {
    .hero-content h1 { font-size: 56px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .spec-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-hamburger { display: flex; }
    .nav-menu {
        display: none;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: var(--spacing-md) 0;
    }
    .nav-menu.open { display: flex; }
    .nav-menu li { width: 100%; }
    .nav-menu a {
        display: block;
        padding: var(--spacing-sm) var(--spacing-md);
        width: 100%;
    }
    .hero-content h1 { font-size: 40px; letter-spacing: -0.8px; }
    .hero-content { padding-bottom: var(--spacing-xxl); }
    .article-hero { height: 320px; }
    .article-hero-content h1 { font-size: 32px; letter-spacing: -0.5px; }
    .card-grid, .card-grid-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: var(--spacing-md); }
    .footer-bottom { flex-direction: column; }
    .footer-disclaimer { text-align: left; }
    .form-row { grid-template-columns: 1fr; }
    .livery-band .container { flex-direction: column; align-items: flex-start; }
    .spec-grid { grid-template-columns: repeat(2, 1fr); }
    .page-body h1 { font-size: 36px; }
}

@media (max-width: 640px) {
    .hero-content h1 { font-size: 32px; }
    .section-heading { font-size: 26px; }
}