@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

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

: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: #969696;
    --body-on-light: #181818;
    --muted: #666666;
    --on-primary: #ffffff;
    --font: 'Inter', -apple-system, system-ui, sans-serif;
    --sp-xxxs: 4px;
    --sp-xxs: 8px;
    --sp-xs: 16px;
    --sp-sm: 24px;
    --sp-md: 32px;
    --sp-lg: 48px;
    --sp-xl: 64px;
    --sp-xxl: 96px;
    --sp-super: 128px;
}

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
ul, ol { list-style: none; }

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

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

.top-nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.nav-brand {
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.08px;
    text-transform: uppercase;
    white-space: nowrap;
}

.nav-brand span {
    color: var(--primary);
}

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

.nav-menu a {
    font-size: 13px;
    font-weight: 600;
    color: var(--body);
    text-transform: uppercase;
    letter-spacing: 0.65px;
    transition: color 0.2s;
}

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

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

.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    transition: all 0.3s;
}

.hero-band {
    position: relative;
    width: 100%;
    height: 90vh;
    min-height: 560px;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding-bottom: var(--sp-xxl);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(24,24,24,0.15) 0%, rgba(24,24,24,0.75) 70%, rgba(24,24,24,0.95) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
}

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

.hero-title {
    font-size: 80px;
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -1.6px;
    color: var(--ink);
    max-width: 900px;
    margin-bottom: var(--sp-sm);
}

.hero-desc {
    font-size: 16px;
    font-weight: 400;
    color: var(--body);
    max-width: 560px;
    margin-bottom: var(--sp-md);
    line-height: 1.6;
}

.btn-primary {
    display: inline-block;
    background: var(--primary);
    color: var(--on-primary);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    padding: 14px 32px;
    height: 48px;
    line-height: 20px;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: background 0.15s;
}

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

.btn-outline {
    display: inline-block;
    background: transparent;
    color: var(--ink);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    padding: 14px 32px;
    height: 48px;
    line-height: 20px;
    border: 1px solid var(--ink);
    border-radius: 0;
    cursor: pointer;
    transition: background 0.15s;
    margin-left: var(--sp-xs);
}

.btn-outline:hover { background: rgba(255,255,255,0.08); }

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

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

.section-light {
    background: var(--canvas-light);
    padding: var(--sp-xxl) 0;
    color: var(--body-on-light);
}

.section-soft {
    background: var(--surface-soft-light);
    padding: var(--sp-xxl) 0;
    color: var(--body-on-light);
}

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

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

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

.section-body {
    font-size: 14px;
    color: var(--body);
    line-height: 1.6;
    max-width: 640px;
}

.section-body-dark {
    color: #555;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-md);
    margin-top: var(--sp-xl);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-md);
    margin-top: var(--sp-xl);
}

.card-dark {
    background: var(--canvas-elevated);
    border-radius: 0;
    overflow: hidden;
    border: 1px solid var(--hairline);
    transition: box-shadow 0.2s;
}

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

.card-light {
    background: var(--canvas-light);
    border-radius: 0;
    overflow: hidden;
    border: 1px solid var(--hairline-on-light);
    transition: box-shadow 0.2s;
}

.card-light:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

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

.card-body {
    padding: var(--sp-sm);
}

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

.card-title {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--ink);
    margin-bottom: var(--sp-xxs);
}

.card-title-dark {
    color: var(--body-on-light);
}

.card-text {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
    margin-bottom: var(--sp-sm);
}

.card-text-dark {
    color: #555;
}

.card-link {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.65px;
    color: var(--primary);
}

.card-date {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: var(--sp-xxs);
}

.livery-band {
    background: var(--primary);
    padding: var(--sp-xxl) 0;
    text-align: center;
}

.livery-band .section-title {
    color: var(--on-primary);
    font-size: 36px;
}

.livery-band p {
    color: rgba(255,255,255,0.85);
    font-size: 16px;
    max-width: 560px;
    margin: var(--sp-xs) auto var(--sp-md);
}

.livery-band .btn-outline {
    border-color: var(--on-primary);
    color: var(--on-primary);
}

.contact-form {
    max-width: 560px;
    margin-top: var(--sp-xl);
}

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

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

.form-field label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.65px;
    color: var(--muted);
}

.form-field input,
.form-field 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;
    transition: border-color 0.2s;
}

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

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

.form-success {
    display: none;
    background: #03904a;
    color: #fff;
    padding: var(--sp-sm);
    margin-top: var(--sp-xs);
    font-size: 14px;
}

.page-header {
    padding-top: calc(64px + var(--sp-xxl));
    padding-bottom: var(--sp-xl);
    border-bottom: 1px solid var(--hairline);
}

.page-header .section-label { margin-bottom: var(--sp-xxs); }

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--sp-xxs);
    font-size: 12px;
    color: var(--muted);
    margin-bottom: var(--sp-sm);
}

.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--body); }
.breadcrumb span { color: var(--muted); }

.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-content h2 {
    font-size: 26px;
    font-weight: 500;
    color: var(--ink);
    line-height: 1.5;
    letter-spacing: 0.195px;
    margin: var(--sp-xl) 0 var(--sp-sm);
}

.article-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    margin: var(--sp-md) 0 var(--sp-xs);
}

.article-content p {
    color: var(--body);
    line-height: 1.7;
    margin-bottom: var(--sp-sm);
}

.article-content ul, .article-content ol {
    list-style: disc;
    padding-left: var(--sp-md);
    color: var(--body);
    margin-bottom: var(--sp-sm);
}

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

.article-content li {
    margin-bottom: var(--sp-xxs);
    line-height: 1.6;
}

.article-content a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.article-content blockquote {
    border-left: 3px solid var(--primary);
    padding-left: var(--sp-sm);
    margin: var(--sp-md) 0;
    color: var(--muted);
    font-size: 16px;
    font-style: italic;
}

.article-hero-img {
    width: 100%;
    height: 440px;
    object-fit: cover;
    margin-bottom: var(--sp-xl);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--sp-sm);
    font-size: 12px;
    color: var(--muted);
    margin-bottom: var(--sp-xl);
    padding-bottom: var(--sp-sm);
    border-bottom: 1px solid var(--hairline);
}

.badge-pill {
    display: inline-block;
    background: var(--canvas-elevated);
    color: var(--ink);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.1px;
    padding: 4px 12px;
    border-radius: 9999px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-md);
    margin-top: var(--sp-md);
}

.page-content {
    padding: var(--sp-xxl) 0;
}

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

.page-content h2 {
    font-size: 26px;
    font-weight: 500;
    color: var(--ink);
    margin: var(--sp-xl) 0 var(--sp-sm);
}

.page-content p {
    color: var(--body);
    line-height: 1.7;
    max-width: 800px;
    margin-bottom: var(--sp-sm);
}

.page-content ul {
    list-style: disc;
    padding-left: var(--sp-md);
    color: var(--body);
    max-width: 800px;
    margin-bottom: var(--sp-sm);
}

.page-content li { margin-bottom: var(--sp-xxs); line-height: 1.6; }

.page-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 2px; }

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

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

.footer-brand {
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 0.08px;
    margin-bottom: var(--sp-sm);
}

.footer-brand span { color: var(--primary); }

.footer-desc {
    font-size: 13px;
    color: var(--body);
    line-height: 1.6;
    margin-bottom: var(--sp-sm);
}

.footer-contact {
    font-size: 13px;
    color: var(--body);
    line-height: 1.8;
}

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

.footer-col-title {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.65px;
    color: var(--ink);
    margin-bottom: var(--sp-sm);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--sp-xxs);
}

.footer-links a {
    font-size: 13px;
    color: var(--body);
    line-height: 1.4;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid var(--hairline);
    padding-top: var(--sp-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    color: var(--muted);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--canvas-elevated);
    border-top: 1px solid var(--hairline);
    z-index: 200;
    display: none;
}

.cookie-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-md);
    padding: var(--sp-sm) var(--sp-xs);
}

.cookie-text {
    font-size: 13px;
    color: var(--body);
    max-width: 680px;
    line-height: 1.5;
}

.cookie-text a { color: var(--primary); text-decoration: underline; text-underline-offset: 2px; }

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

.btn-cookie-accept {
    background: var(--primary);
    color: var(--on-primary);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    padding: 10px 20px;
    border: none;
    border-radius: 0;
    cursor: pointer;
}

.btn-cookie-reject {
    background: transparent;
    color: var(--body);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    padding: 10px 20px;
    border: 1px solid var(--hairline);
    border-radius: 0;
    cursor: pointer;
}

.btn-cookie-reject:hover { color: var(--ink); border-color: var(--body); }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-xl);
    align-items: start;
    margin-top: var(--sp-xl);
}

.about-img {
    width: 100%;
    height: 480px;
    object-fit: cover;
}

.spec-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--hairline);
    margin-top: var(--sp-xl);
}

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

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

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

.mt-xl { margin-top: var(--sp-xl); }
.mt-lg { margin-top: var(--sp-lg); }
.mt-md { margin-top: var(--sp-md); }
.mb-xs { margin-bottom: var(--sp-xs); }
.text-center { text-align: center; }

@media (max-width: 1024px) {
    .hero-title { font-size: 56px; }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-md); }
    .spec-row { grid-template-columns: repeat(2, 1fr); }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .hero-title { font-size: 36px; letter-spacing: -0.5px; }
    .hero-band { padding-bottom: var(--sp-xl); }
    .nav-menu { display: none; }
    .nav-hamburger { display: flex; }
    .nav-menu.open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--canvas);
        border-top: 1px solid var(--hairline);
        padding: var(--sp-md);
        gap: var(--sp-md);
    }
    .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .cookie-inner { flex-direction: column; align-items: flex-start; }
    .related-grid { grid-template-columns: 1fr; }
    .spec-row { grid-template-columns: repeat(2, 1fr); }
    .footer-bottom { flex-direction: column; gap: var(--sp-xs); text-align: center; }
    .page-content h1 { font-size: 36px; }
    .btn-outline { margin-left: 0; margin-top: var(--sp-xxs); }
}

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