*, *::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;
    --font-stack: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    --max-width: 1280px;
}

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

body {
    font-family: var(--font-stack);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.25;
    color: var(--color-body);
    background: var(--color-canvas);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--color-link); text-decoration: none; }
a:active { color: var(--color-link-active); }

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

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

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

/* NAV */
.site-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-canvas);
    height: 64px;
    border-bottom: 1px solid var(--color-hairline);
}
.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-lg);
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-ink);
    font-weight: 500;
    font-size: 16px;
    flex-shrink: 0;
}
.nav-brand-icon { font-size: 20px; }
.nav-brand-name { letter-spacing: -0.01em; }
.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-left: auto;
}
.nav-link {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-body);
    white-space: nowrap;
}
.nav-link--active { color: var(--color-ink); font-weight: 500; }
.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid var(--color-hairline);
    border-radius: var(--rounded-sm);
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
}
.nav-hamburger span {
    display: block;
    width: 100%;
    height: 1.5px;
    background: var(--color-ink);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}

/* BUTTONS */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    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;
    text-decoration: none;
    transition: background 0.15s;
    min-height: 48px;
}
.btn-primary:active { background: var(--color-primary-active); color: var(--color-on-primary); }
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    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;
    text-decoration: none;
    transition: border-color 0.15s;
    min-height: 48px;
}
.btn-legal {
    display: inline-flex;
    align-items: center;
    background: var(--color-link);
    color: var(--color-on-primary);
    font-size: 13.12px;
    font-weight: 600;
    padding: 12px 10px;
    border-radius: var(--rounded-xs);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

/* HERO */
.hero-band {
    padding: var(--spacing-section) 0;
    background: var(--color-canvas);
}
.hero-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
}
.hero-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: var(--spacing-md);
}
.hero-h1 {
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-ink);
    max-width: 700px;
    margin-bottom: var(--spacing-lg);
}
.hero-sub {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-body);
    max-width: 560px;
    margin-bottom: var(--spacing-xl);
}
.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    align-items: center;
}

/* SECTION */
.section {
    padding: var(--spacing-section) 0;
}
.section-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
}
.section-label {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: var(--spacing-md);
}
.section-h2 {
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-ink);
    margin-bottom: var(--spacing-lg);
}
.section-h2--xl {
    font-size: 48px;
    font-weight: 500;
    line-height: 1.1;
    color: var(--color-ink);
    margin-bottom: var(--spacing-lg);
}
.section-body {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-body);
    max-width: 640px;
}

/* ARTICLE CARDS */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}
.article-card {
    background: var(--color-canvas);
    border-radius: var(--rounded-md);
    border: 1px solid var(--color-hairline);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.article-card__img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: 0;
}
.article-card__body {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: var(--spacing-xs);
}
.article-card__tag {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-muted);
}
.article-card__title {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--color-ink);
}
.article-card__title a { color: inherit; }
.article-card__excerpt {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-body);
    flex: 1;
}
.article-card__meta {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.1px;
    color: var(--color-muted);
    margin-top: var(--spacing-xs);
}

/* SIGNATURE CARDS */
.sig-coral {
    background: var(--color-signature-coral);
    color: var(--color-on-primary);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
}
.sig-coral .section-h2, .sig-coral h2 { color: var(--color-on-primary); }
.sig-coral .section-body, .sig-coral p { color: rgba(255,255,255,0.85); }

.sig-forest {
    background: var(--color-signature-forest);
    color: var(--color-on-primary);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
}
.sig-forest .section-h2, .sig-forest h2 { color: var(--color-on-primary); }
.sig-forest .section-body, .sig-forest p { color: rgba(255,255,255,0.8); }

.sig-cream {
    background: var(--color-signature-cream);
    border-radius: var(--rounded-md);
    padding: var(--spacing-lg);
}

.sig-dark {
    background: var(--color-surface-dark);
    color: var(--color-on-primary);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
}
.sig-dark .section-h2, .sig-dark h2, .sig-dark p { color: rgba(255,255,255,0.9); }
.sig-dark .section-body { color: rgba(255,255,255,0.75); }

.sig-band {
    padding: var(--spacing-section) 0;
}
.sig-band-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
}

/* DEMO GRID */
.demo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}
.demo-card {
    border-radius: var(--rounded-md);
    padding: var(--spacing-md);
    overflow: hidden;
}
.demo-card--peach { background: var(--color-signature-peach); }
.demo-card--mint { background: var(--color-signature-mint); }
.demo-card--yellow { background: var(--color-signature-yellow); }
.demo-card--mustard { background: var(--color-signature-mustard); }
.demo-card__title {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: var(--spacing-xs);
}
.demo-card__text {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-body);
}
.demo-card__img {
    width: 100%;
    border-radius: var(--rounded-sm);
    margin-bottom: var(--spacing-sm);
    aspect-ratio: 4/3;
    object-fit: cover;
}

/* CTA BAND LIGHT */
.cta-band-light {
    padding: var(--spacing-section) 0;
    background: var(--color-surface-strong);
}
.cta-band-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}
.cta-band-h2 {
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-ink);
    max-width: 560px;
}

/* CONTACT FORM */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-width: 480px;
}
.form-row {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xxs);
}
.form-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-ink);
}
.form-input {
    height: 44px;
    background: var(--color-canvas);
    color: var(--color-ink);
    font-size: 14px;
    font-weight: 400;
    padding: 12px 16px;
    border-radius: var(--rounded-sm);
    border: 1px solid var(--color-hairline);
    outline: none;
    font-family: var(--font-stack);
    width: 100%;
}
.form-input:focus { border-color: #458fff; }

/* FOOTER */
.site-footer {
    background: var(--color-canvas);
    border-top: 1px solid var(--color-hairline);
    padding: var(--spacing-section) 0 var(--spacing-xl);
}
.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
}
.footer-cols {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}
.footer-brand {
    display: block;
    font-size: 16px;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: var(--spacing-md);
}
.footer-about-text {
    font-size: 14px;
    color: var(--color-body);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}
.footer-contact {
    font-size: 13px;
    color: var(--color-muted);
    line-height: 1.8;
}
.footer-contact a { color: var(--color-muted); }
.footer-col-title {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: var(--spacing-md);
}
.footer-link {
    display: block;
    font-size: 14px;
    color: var(--color-muted);
    margin-bottom: var(--spacing-xs);
}
.footer-bottom {
    border-top: 1px solid var(--color-hairline);
    padding-top: var(--spacing-xl);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-md);
}
.footer-legal {
    font-size: 14px;
    color: var(--color-muted);
}
.footer-legal-links {
    display: flex;
    gap: var(--spacing-md);
    margin-left: auto;
}
.footer-disclaimer {
    width: 100%;
    font-size: 13px;
    color: var(--color-muted);
    line-height: 1.6;
    margin-top: var(--spacing-md);
}

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: var(--color-surface-dark);
    color: var(--color-on-primary);
    padding: var(--spacing-lg) var(--spacing-xxl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}
.cookie-banner p {
    font-size: 14px;
    line-height: 1.5;
    color: rgba(255,255,255,0.85);
    max-width: 700px;
}
.cookie-banner p a { color: rgba(255,255,255,0.9); text-decoration: underline; }
.cookie-actions { display: flex; gap: var(--spacing-xs); flex-shrink: 0; }
.cookie-banner.hidden { display: none; }

/* ARTICLE PAGE */
.article-hero {
    padding: var(--spacing-section) 0 var(--spacing-xxl);
    background: var(--color-canvas);
    border-bottom: 1px solid var(--color-hairline);
}
.article-hero__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
}
.article-hero__breadcrumb {
    font-size: 14px;
    color: var(--color-muted);
    margin-bottom: var(--spacing-lg);
}
.article-hero__breadcrumb a { color: var(--color-muted); }
.article-hero__breadcrumb a:active { color: var(--color-link-active); }
.article-hero__tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: var(--spacing-md);
}
.article-hero__h1 {
    font-size: 48px;
    font-weight: 500;
    line-height: 1.1;
    color: var(--color-ink);
    max-width: 800px;
    margin-bottom: var(--spacing-md);
}
.article-hero__meta {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.1px;
    color: var(--color-muted);
}
.article-hero__img {
    width: 100%;
    max-height: 480px;
    object-fit: cover;
    border-radius: var(--rounded-md);
    margin-top: var(--spacing-xxl);
}

.article-layout {
    padding: var(--spacing-section) 0;
}
.article-layout__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: var(--spacing-xxl);
    align-items: start;
}
.article-content h2 {
    font-size: 24px;
    font-weight: 400;
    line-height: 1.35;
    color: var(--color-ink);
    letter-spacing: 0.12px;
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-lg);
}
.article-content h3 {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-ink);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}
.article-content p {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: var(--spacing-md);
}
.article-content a { color: var(--color-link); }
.article-content ul, .article-content ol {
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}
.article-content li {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: var(--spacing-xs);
}
.article-content figure {
    margin: var(--spacing-xxl) 0;
}
.article-content figure img {
    width: 100%;
    border-radius: var(--rounded-md);
    aspect-ratio: 16/9;
    object-fit: cover;
}
.article-content figcaption {
    font-size: 13px;
    color: var(--color-muted);
    margin-top: var(--spacing-xs);
    line-height: 1.4;
}
.article-content .pullquote {
    background: var(--color-signature-cream);
    border-radius: var(--rounded-md);
    padding: var(--spacing-lg);
    margin: var(--spacing-xxl) 0;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--color-ink);
}

.article-sidebar {
    position: sticky;
    top: 80px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}
.sidebar-card {
    background: var(--color-surface-soft);
    border-radius: var(--rounded-md);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-hairline);
}
.sidebar-card__title {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-ink);
    margin-bottom: var(--spacing-md);
}
.sidebar-card__link {
    display: block;
    font-size: 14px;
    color: var(--color-body);
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
}
.sidebar-card__link:active { color: var(--color-link-active); }
.sidebar-card p {
    font-size: 14px;
    color: var(--color-body);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

/* STATIC PAGES */
.page-hero {
    padding: var(--spacing-section) 0 var(--spacing-xxl);
    background: var(--color-canvas);
    border-bottom: 1px solid var(--color-hairline);
}
.page-hero__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
}
.page-hero__h1 {
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-ink);
    margin-bottom: var(--spacing-lg);
}
.page-body {
    padding: var(--spacing-section) 0;
}
.page-body__inner {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 var(--spacing-xxl);
}
.page-body__inner h2 {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-ink);
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-lg);
}
.page-body__inner h3 {
    font-size: 20px;
    font-weight: 400;
    color: var(--color-ink);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}
.page-body__inner p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: var(--spacing-md);
}
.page-body__inner ul {
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}
.page-body__inner li {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-body);
    margin-bottom: var(--spacing-xs);
}
.page-body__inner a { color: var(--color-link); }
.page-updated {
    font-size: 13px;
    color: var(--color-muted);
    margin-top: var(--spacing-xs);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .demo-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-cols { grid-template-columns: 1fr 1fr; }
    .article-layout__inner { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
}
@media (max-width: 768px) {
    .container, .nav-inner, .hero-inner, .section-inner, .sig-band-inner, .cta-band-inner, .footer-inner, .article-hero__inner, .article-layout__inner, .page-hero__inner, .page-body__inner { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }
    .nav-links { display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; background: var(--color-canvas); flex-direction: column; padding: var(--spacing-xl) var(--spacing-lg); gap: var(--spacing-lg); overflow-y: auto; border-top: 1px solid var(--color-hairline); }
    .nav-links.is-open { display: flex; }
    .nav-hamburger { display: flex; }
    .hero-h1 { font-size: 28px; }
    .section-h2 { font-size: 24px; }
    .section-h2--xl { font-size: 32px; }
    .articles-grid { grid-template-columns: 1fr; }
    .demo-grid { grid-template-columns: 1fr; }
    .footer-cols { grid-template-columns: 1fr; }
    .cta-band-inner { flex-direction: column; align-items: flex-start; }
    .cta-band-h2 { font-size: 24px; }
    .article-hero__h1 { font-size: 30px; }
    .cookie-banner { padding: var(--spacing-md); }
    .footer-legal-links { margin-left: 0; }
    .sig-coral, .sig-forest, .sig-dark { padding: var(--spacing-xl); }
    .hero-band { padding: var(--spacing-xxl) 0; }
    .section { padding: var(--spacing-xxl) 0; }
}