@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Inter+Display:wght@400;475;500&display=swap');

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

:root {
    --color-primary: #181d26;
    --color-primary-active: #0d1218;
    --color-canvas: #ffffff;
    --color-surface-soft: #f8fafc;
    --color-surface-strong: #e0e2e6;
    --color-surface-dark: #181d26;
    --color-surface-dark-elevated: #1d1f25;
    --color-hairline: #dddddd;
    --color-ink: #181d26;
    --color-body: #333840;
    --color-muted: #41454d;
    --color-on-primary: #ffffff;
    --color-link: #1b61c9;
    --color-link-active: #1a3866;
    --color-signature-coral: #aa2d00;
    --color-signature-forest: #0a2e0e;
    --color-signature-cream: #f5e9d4;
    --color-signature-peach: #fcab79;
    --color-signature-mint: #a8d8c4;
    --color-signature-yellow: #f4d35e;
    --color-signature-mustard: #d9a441;
    --rounded-xs: 2px;
    --rounded-sm: 6px;
    --rounded-md: 10px;
    --rounded-lg: 12px;
    --rounded-pill: 9999px;
    --rounded-full: 50%;
    --spacing-xxs: 4px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --spacing-section: 96px;
    --max-width: 1280px;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-display: 'Inter Display', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--font-family); color: var(--color-body); background: var(--color-canvas); font-size: 14px; font-weight: 400; line-height: 1.25; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--color-link); text-decoration: none; }
a:hover { color: var(--color-link-active); }
address { font-style: normal; }
ul { list-style: none; }

.top-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-canvas);
    border-bottom: 1px solid var(--color-hairline);
    height: 64px;
}
.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
    height: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}
.nav-logo {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 500;
    color: var(--color-ink);
    white-space: nowrap;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex: 1;
}
.nav-links a {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-body);
    white-space: nowrap;
}
.nav-links a:hover { color: var(--color-ink); }
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-ink);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}

.btn-primary {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-on-primary);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    padding: 16px 24px;
    border-radius: var(--rounded-lg);
    border: none;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
}
.btn-primary:active { background: var(--color-primary-active); color: var(--color-on-primary); }
.btn-primary:hover { background: var(--color-primary-active); color: var(--color-on-primary); }

.btn-secondary {
    display: inline-block;
    background: var(--color-canvas);
    color: var(--color-ink);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    padding: 16px 24px;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--color-hairline);
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
}
.btn-secondary:hover { border-color: #b0b3b8; color: var(--color-ink); }

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

.hero-band {
    background: var(--color-canvas);
    padding: var(--spacing-section) var(--spacing-xxl);
    max-width: var(--max-width);
    margin: 0 auto;
}
.hero-band h1 {
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-ink);
    max-width: 720px;
    margin-bottom: var(--spacing-lg);
}
.hero-band p {
    font-size: 14px;
    color: var(--color-body);
    max-width: 540px;
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}
.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    align-items: center;
}

.section-band {
    padding: var(--spacing-section) var(--spacing-xxl);
    max-width: var(--max-width);
    margin: 0 auto;
}
.section-band h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-ink);
    margin-bottom: var(--spacing-lg);
}
.section-band h3 {
    font-size: 24px;
    font-weight: 400;
    line-height: 1.35;
    color: var(--color-ink);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.12px;
}

.signature-coral {
    background: var(--color-signature-coral);
    padding: var(--spacing-xxl);
    border-radius: var(--rounded-lg);
    color: var(--color-on-primary);
    margin: 0 var(--spacing-xxl);
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
}
.signature-coral h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-on-primary);
    margin-bottom: var(--spacing-md);
}
.signature-coral p {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: var(--spacing-xl);
    max-width: 560px;
}
.signature-coral-wrap { padding: var(--spacing-section) var(--spacing-xxl); }

.signature-forest {
    background: var(--color-signature-forest);
    padding: var(--spacing-xxl);
    border-radius: var(--rounded-lg);
    color: var(--color-on-primary);
}
.signature-forest h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    color: var(--color-on-primary);
    margin-bottom: var(--spacing-md);
}
.signature-forest p {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: var(--spacing-xl);
    max-width: 560px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}
.card {
    background: var(--color-canvas);
    border-radius: var(--rounded-md);
    padding: var(--spacing-md);
    border: 1px solid var(--color-hairline);
}
.card img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: var(--rounded-sm);
    margin-bottom: var(--spacing-sm);
}
.card-tag {
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--color-muted);
    margin-bottom: var(--spacing-xs);
}
.card h3 {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--color-ink);
    margin-bottom: var(--spacing-xs);
}
.card p {
    font-size: 14px;
    color: var(--color-body);
    line-height: 1.5;
    margin-bottom: var(--spacing-sm);
}
.card-meta {
    font-size: 12px;
    color: var(--color-muted);
}
.card a.card-link {
    display: inline-block;
    margin-top: var(--spacing-xs);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-ink);
}

.cream-callout {
    background: var(--color-signature-cream);
    border-radius: var(--rounded-md);
    padding: var(--spacing-lg);
}
.cream-callout h3 {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-ink);
    margin-bottom: var(--spacing-sm);
}
.cream-callout p {
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-body);
}

.dark-cta-band {
    background: var(--color-surface-dark);
    padding: var(--spacing-section) var(--spacing-xxl);
}
.dark-cta-band .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}
.dark-cta-band h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    color: var(--color-on-primary);
    max-width: 600px;
}
.dark-cta-band .btn-secondary {
    background: var(--color-canvas);
    color: var(--color-ink);
    border-color: transparent;
    flex-shrink: 0;
}

.light-cta-band {
    background: var(--color-surface-strong);
    padding: var(--spacing-section) var(--spacing-xxl);
}
.light-cta-band .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}
.light-cta-band h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    color: var(--color-ink);
    max-width: 600px;
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}
.demo-card {
    border-radius: var(--rounded-md);
    padding: var(--spacing-md);
}
.demo-card img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: var(--rounded-sm);
    margin-bottom: var(--spacing-sm);
}
.demo-card h4 {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: var(--spacing-xs);
}
.demo-card p { font-size: 14px; line-height: 1.5; }
.demo-card-peach { background: var(--color-signature-peach); }
.demo-card-mint { background: var(--color-signature-mint); }
.demo-card-cream { background: var(--color-signature-cream); }
.demo-card-yellow { background: var(--color-signature-yellow); }
.demo-card-mustard { background: var(--color-signature-mustard); }

.article-hero {
    background: var(--color-surface-dark-elevated);
    position: relative;
    overflow: hidden;
    padding: var(--spacing-section) var(--spacing-xxl);
}
.article-hero-stripes {
    position: absolute;
    inset: 0;
    display: flex;
    pointer-events: none;
}
.article-hero-stripes span {
    flex: 1;
    opacity: 0.15;
}
.stripe-1 { background: #aa2d00; flex: 2; }
.stripe-2 { background: #0a2e0e; flex: 1.5; }
.stripe-3 { background: #f5e9d4; flex: 3; }
.stripe-4 { background: #fcab79; flex: 1; }
.stripe-5 { background: #a8d8c4; flex: 2; }
.stripe-6 { background: #f4d35e; flex: 1.5; }
.article-hero-content {
    position: relative;
    max-width: var(--max-width);
    margin: 0 auto;
}
.article-hero h1 {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 500;
    line-height: 1.1;
    color: var(--color-on-primary);
    max-width: 760px;
    margin-bottom: var(--spacing-md);
}
.article-hero p {
    font-size: 14px;
    color: rgba(255,255,255,0.75);
    max-width: 560px;
    line-height: 1.5;
}
.article-hero-meta {
    font-size: 12px;
    color: rgba(255,255,255,0.55);
    margin-top: var(--spacing-sm);
}

.article-body {
    max-width: 760px;
    margin: 0 auto;
    padding: var(--spacing-section) var(--spacing-xxl);
}
.article-body h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    color: var(--color-ink);
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-md);
}
.article-body h3 {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-ink);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.12px;
}
.article-body p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: var(--spacing-md);
}
.article-body ul, .article-body ol {
    list-style: disc;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}
.article-body li {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: var(--spacing-xs);
}
.article-body a { color: var(--color-link); }
.article-body a:hover { color: var(--color-link-active); }
.article-body figure {
    margin: var(--spacing-xl) 0;
}
.article-body figure img {
    width: 100%;
    border-radius: var(--rounded-md);
    aspect-ratio: 16/9;
    object-fit: cover;
}
.article-body figcaption {
    font-size: 12px;
    color: var(--color-muted);
    margin-top: var(--spacing-xs);
}
.article-updated {
    font-size: 12px;
    color: var(--color-muted);
    margin-bottom: var(--spacing-xl);
}
.article-related { margin-top: var(--spacing-section); }
.article-related h2 {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-ink);
    margin-bottom: var(--spacing-lg);
}

.contact-form {
    background: var(--color-surface-soft);
    border-radius: var(--rounded-md);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}
.contact-form h3 {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-ink);
    margin-bottom: var(--spacing-md);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}
.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}
.form-field label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-ink);
}
.form-field input,
.form-field textarea {
    background: var(--color-canvas);
    color: var(--color-ink);
    font-size: 14px;
    font-family: var(--font-family);
    padding: 12px 16px;
    height: 44px;
    border-radius: var(--rounded-sm);
    border: 1px solid var(--color-hairline);
    outline: none;
    width: 100%;
}
.form-field input:focus,
.form-field textarea:focus { border-color: #458fff; }
.form-field textarea { height: 120px; resize: vertical; }

.site-footer {
    background: var(--color-canvas);
    border-top: 1px solid var(--color-hairline);
    padding: var(--spacing-section) var(--spacing-xxl) var(--spacing-xl);
}
.footer-inner { max-width: var(--max-width); margin: 0 auto; }
.footer-cols {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}
.footer-col strong {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: var(--spacing-sm);
}
.footer-col p {
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.5;
}
.footer-col ul li {
    margin-bottom: var(--spacing-xs);
}
.footer-col ul li a {
    font-size: 14px;
    color: var(--color-muted);
}
.footer-col ul li a:hover { color: var(--color-ink); }
.footer-col address {
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.8;
}
.footer-col address a { color: var(--color-muted); }
.footer-col address a:hover { color: var(--color-ink); }
.footer-legal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-hairline);
    font-size: 14px;
    color: var(--color-muted);
    gap: var(--spacing-md);
    flex-wrap: wrap;
}
.footer-legal a { color: var(--color-muted); }
.footer-legal a:hover { color: var(--color-ink); }
.footer-disclaimer {
    max-width: var(--max-width);
    margin: var(--spacing-lg) auto 0;
    font-size: 12px;
    color: var(--color-muted);
    text-align: center;
    line-height: 1.5;
    padding: 0 var(--spacing-xxl);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-surface-dark);
    color: var(--color-on-primary);
    padding: var(--spacing-md) var(--spacing-xxl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    z-index: 200;
    flex-wrap: wrap;
}
.cookie-banner p {
    font-size: 13px;
    line-height: 1.5;
    flex: 1;
    min-width: 260px;
}
.cookie-banner p a { color: #aac4f0; }
.cookie-actions { display: flex; gap: var(--spacing-xs); }
.btn-cookie-accept, .btn-cookie-reject {
    font-size: 13.12px;
    font-weight: 600;
    padding: 12px 10px;
    border-radius: var(--rounded-xs);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}
.btn-cookie-accept {
    background: var(--color-link);
    color: var(--color-on-primary);
}
.btn-cookie-reject {
    background: transparent;
    color: rgba(255,255,255,0.7);
    border: 1px solid rgba(255,255,255,0.25);
}

.page-hero {
    background: var(--color-canvas);
    padding: var(--spacing-section) var(--spacing-xxl) var(--spacing-xl);
}
.page-hero h1 {
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 400;
    color: var(--color-ink);
    margin-bottom: var(--spacing-md);
    max-width: 720px;
}
.page-hero p {
    font-size: 14px;
    color: var(--color-body);
    max-width: 600px;
    line-height: 1.5;
}
.page-hero-meta {
    font-size: 12px;
    color: var(--color-muted);
    margin-top: var(--spacing-sm);
}
.page-content {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 var(--spacing-xxl) var(--spacing-section);
}
.page-content h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    color: var(--color-ink);
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-md);
}
.page-content h3 {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-ink);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}
.page-content p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: var(--spacing-md);
}
.page-content ul, .page-content ol {
    list-style: disc;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}
.page-content li {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: var(--spacing-xs);
}
.page-content a { color: var(--color-link); }

@media (max-width: 1024px) {
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .demo-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    :root { --spacing-section: 64px; }
    .nav-hamburger { display: flex; }
    .nav-inner { padding: 0 var(--spacing-md); }
    .nav-links {
        display: none;
        position: fixed;
        inset: 64px 0 0 0;
        background: var(--color-canvas);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-xl) var(--spacing-md);
        gap: var(--spacing-md);
        border-top: 1px solid var(--color-hairline);
        z-index: 99;
        overflow-y: auto;
    }
    .nav-links.open { display: flex; }
    .hero-band, .section-band { padding: 64px var(--spacing-md); }
    .hero-band h1 { font-size: 28px; }
    .signature-coral-wrap { padding: var(--spacing-lg) var(--spacing-md); }
    .signature-coral, .signature-forest { margin: 0; }
    .card-grid { grid-template-columns: 1fr; }
    .demo-grid { grid-template-columns: 1fr; }
    .footer-cols { grid-template-columns: 1fr; }
    .dark-cta-band { padding: 64px var(--spacing-md); }
    .dark-cta-band .container, .light-cta-band .container { flex-direction: column; align-items: flex-start; }
    .dark-cta-band h2, .light-cta-band h2 { font-size: 24px; }
    .light-cta-band { padding: 64px var(--spacing-md); }
    .article-hero { padding: 64px var(--spacing-md); }
    .article-hero h1 { font-size: 32px; }
    .article-body { padding: 64px var(--spacing-md); }
    .page-hero { padding: 64px var(--spacing-md) var(--spacing-xl); }
    .page-hero h1 { font-size: 28px; }
    .page-content { padding: 0 var(--spacing-md) var(--spacing-section); }
    .form-row { grid-template-columns: 1fr; }
    .cookie-banner { padding: var(--spacing-md); }
    .site-footer { padding: 64px var(--spacing-md) var(--spacing-xl); }
    .footer-disclaimer { padding: 0 var(--spacing-md); }
}