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

:root {
    --primary: #181d26;
    --primary-active: #0d1218;
    --canvas: #ffffff;
    --surface-soft: #f8fafc;
    --surface-strong: #e0e2e6;
    --surface-dark: #181d26;
    --hairline: #dddddd;
    --ink: #181d26;
    --body: #333840;
    --muted: #41454d;
    --on-primary: #ffffff;
    --link: #1b61c9;
    --signature-coral: #aa2d00;
    --signature-forest: #0a2e0e;
    --signature-cream: #f5e9d4;
    --signature-peach: #fcab79;
    --signature-mint: #a8d8c4;
    --signature-yellow: #f4d35e;
    --rounded-xs: 2px;
    --rounded-sm: 6px;
    --rounded-md: 10px;
    --rounded-lg: 12px;
    --rounded-pill: 9999px;
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --spacing-section: 96px;
}

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.25;
    color: var(--body);
    background: var(--canvas);
}

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

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

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

.btn-primary {
    display: inline-block;
    background: var(--primary);
    color: var(--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 ease;
}
.btn-primary:hover { background: var(--primary-active); text-decoration: none; color: var(--on-primary); }

.btn-secondary {
    display: inline-block;
    background: var(--canvas);
    color: var(--ink);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    padding: 16px 24px;
    border-radius: var(--rounded-lg);
    border: 1px solid var(--hairline);
    cursor: pointer;
    text-decoration: none;
    transition: border-color 0.15s ease;
}
.btn-secondary:hover { border-color: var(--ink); text-decoration: none; color: var(--ink); }

.btn-secondary-on-dark {
    display: inline-block;
    background: var(--canvas);
    color: var(--ink);
    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;
}
.btn-secondary-on-dark:hover { opacity: 0.9; text-decoration: none; color: var(--ink); }

top-nav, .top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.nav-logo {
    font-size: 18px;
    font-weight: 500;
    color: var(--ink);
    text-decoration: none;
    white-space: nowrap;
}
.nav-logo:hover { text-decoration: none; color: var(--ink); }

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-links a {
    font-size: 14px;
    font-weight: 400;
    color: var(--body);
    text-decoration: none;
}
.nav-links a:hover { color: var(--ink); }

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

.nav-contact-link {
    font-size: 14px;
    font-weight: 400;
    color: var(--body);
    text-decoration: none;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
}

.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--canvas);
    z-index: 200;
    padding: var(--spacing-xxl);
    flex-direction: column;
    gap: var(--spacing-lg);
}
.mobile-menu.open { display: flex; }
.mobile-menu-close {
    align-self: flex-end;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--ink);
}
.mobile-menu nav { display: flex; flex-direction: column; gap: var(--spacing-md); }
.mobile-menu nav a {
    font-size: 20px;
    font-weight: 400;
    color: var(--ink);
    text-decoration: none;
}

.hero-band {
    padding: var(--spacing-section) 0;
    background: var(--canvas);
}
.hero-inner {
    max-width: 720px;
}
.hero-inner h1 {
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--ink);
    margin-bottom: var(--spacing-lg);
}
.hero-inner p {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.25;
    color: var(--body);
    margin-bottom: var(--spacing-xl);
    max-width: 560px;
}
.hero-actions { display: flex; gap: var(--spacing-md); flex-wrap: wrap; }

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

.signature-coral-card {
    background: var(--signature-coral);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}
.signature-coral-card h2 {
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--on-primary);
    margin-bottom: var(--spacing-md);
}
.signature-coral-card p {
    font-size: 14px;
    line-height: 1.25;
    color: var(--on-primary);
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    max-width: 520px;
}

.signature-forest-card {
    background: var(--signature-forest);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}
.signature-forest-card h2 {
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--on-primary);
    margin-bottom: var(--spacing-md);
}
.signature-forest-card p {
    font-size: 14px;
    line-height: 1.25;
    color: var(--on-primary);
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    max-width: 520px;
}

.hero-card-dark {
    background: var(--surface-dark);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    color: var(--on-primary);
}
.hero-card-dark h2 {
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--on-primary);
    margin-bottom: var(--spacing-md);
}
.hero-card-dark p {
    font-size: 14px;
    line-height: 1.25;
    color: var(--on-primary);
    opacity: 0.85;
    margin-bottom: var(--spacing-xl);
    max-width: 520px;
}

.cream-callout-card {
    background: var(--signature-cream);
    border-radius: var(--rounded-md);
    padding: var(--spacing-lg);
}
.cream-callout-card h2 {
    font-size: 32px;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}
.cream-callout-card p {
    font-size: 14px;
    color: var(--body);
    margin-bottom: var(--spacing-xl);
    max-width: 560px;
}

.cta-band-light {
    background: var(--surface-strong);
    border-radius: var(--rounded-lg);
    padding: var(--spacing-xxl);
    text-align: center;
}
.cta-band-light h2 {
    font-size: 32px;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}
.cta-band-light p {
    font-size: 14px;
    color: var(--body);
    margin-bottom: var(--spacing-xl);
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 24px;
    font-weight: 400;
    line-height: 1.35;
    letter-spacing: 0.12px;
    color: var(--ink);
    margin-bottom: var(--spacing-xl);
}

.section-subtitle {
    font-size: 20px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--ink);
}

.label-md {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--ink);
}

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

.demo-grid-card {
    background: var(--canvas);
    border-radius: var(--rounded-md);
    padding: var(--spacing-md);
    border: 1px solid var(--hairline);
    overflow: hidden;
}
.demo-grid-card.peach { background: var(--signature-peach); border-color: transparent; }
.demo-grid-card.mint { background: var(--signature-mint); border-color: transparent; }
.demo-grid-card.yellow { background: var(--signature-yellow); border-color: transparent; }
.demo-grid-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--rounded-sm);
    margin-bottom: var(--spacing-md);
}
.demo-grid-card h3 {
    font-size: 16px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}
.demo-grid-card p {
    font-size: 14px;
    color: var(--body);
    line-height: 1.5;
}
.demo-grid-card a {
    display: inline-block;
    margin-top: var(--spacing-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--link);
}

.article-card {
    background: var(--canvas);
    border-radius: var(--rounded-md);
    padding: var(--spacing-md);
    border: 1px solid var(--hairline);
    overflow: hidden;
}
.article-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: var(--rounded-sm);
    margin-bottom: var(--spacing-md);
}
.article-card .tag {
    font-size: 12px;
    font-weight: 500;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--spacing-xs);
}
.article-card h3 {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}
.article-card .meta {
    font-size: 13px;
    color: var(--muted);
}
.article-card a.read-more {
    display: inline-block;
    margin-top: var(--spacing-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--link);
}

.logo-strip {
    padding: var(--spacing-xl) 0;
    background: var(--canvas);
}
.logo-strip-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xxl);
    flex-wrap: wrap;
}
.logo-strip-inner span {
    font-size: 14px;
    font-weight: 500;
    color: var(--muted);
    letter-spacing: 0.05em;
}

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

.page-hero {
    padding: var(--spacing-section) 0 var(--spacing-xl);
    background: var(--canvas);
}
.page-hero h1 {
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}
.page-hero p {
    font-size: 14px;
    color: var(--body);
    max-width: 640px;
    line-height: 1.5;
}

.prose {
    max-width: 760px;
}
.prose h2 {
    font-size: 32px;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-xl);
}
.prose h3 {
    font-size: 24px;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}
.prose p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--body);
    margin-bottom: var(--spacing-md);
}
.prose ul, .prose ol {
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}
.prose li {
    font-size: 14px;
    line-height: 1.7;
    color: var(--body);
    margin-bottom: var(--spacing-xs);
}
.prose a { color: var(--link); }
.prose img {
    width: 100%;
    border-radius: var(--rounded-md);
    margin: var(--spacing-xl) 0;
}

.article-meta {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--hairline);
}

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.contact-form {
    background: var(--surface-soft);
    border-radius: var(--rounded-md);
    padding: var(--spacing-xl);
    max-width: 480px;
}
.contact-form h3 {
    font-size: 24px;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: var(--spacing-lg);
}
.form-group {
    margin-bottom: var(--spacing-md);
}
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: var(--spacing-xs);
}
.form-group input {
    width: 100%;
    height: 44px;
    padding: 12px 16px;
    background: var(--canvas);
    border: 1px solid var(--hairline);
    border-radius: var(--rounded-sm);
    font-size: 14px;
    color: var(--ink);
    font-family: inherit;
}
.form-group input:focus {
    outline: none;
    border-color: #458fff;
}
.form-success {
    display: none;
    background: #e8f5e9;
    border-radius: var(--rounded-sm);
    padding: var(--spacing-md);
    font-size: 14px;
    color: #006400;
    margin-top: var(--spacing-md);
}

footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: var(--spacing-section) 0 var(--spacing-xl);
}
.footer-inner {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}
.footer-brand p {
    font-size: 14px;
    color: var(--muted);
    margin-top: var(--spacing-sm);
    line-height: 1.6;
    max-width: 280px;
}
.footer-col h4 {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink);
    margin-bottom: var(--spacing-md);
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: var(--spacing-xs); }
.footer-col ul li a {
    font-size: 14px;
    color: var(--muted);
    text-decoration: none;
}
.footer-col ul li a:hover { color: var(--ink); }
.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--hairline);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}
.footer-bottom p {
    font-size: 13px;
    color: var(--muted);
}
.footer-bottom-links {
    display: flex;
    gap: var(--spacing-lg);
}
.footer-bottom-links a {
    font-size: 13px;
    color: var(--muted);
    text-decoration: none;
}
.footer-bottom-links a:hover { color: var(--ink); }

.disclaimer {
    background: var(--surface-soft);
    border-top: 1px solid var(--hairline);
    padding: var(--spacing-md) 0;
}
.disclaimer p {
    font-size: 12px;
    color: var(--muted);
    text-align: center;
    line-height: 1.6;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface-dark);
    color: var(--on-primary);
    padding: var(--spacing-md) var(--spacing-xxl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    z-index: 999;
    flex-wrap: wrap;
}
.cookie-banner p {
    font-size: 14px;
    line-height: 1.5;
    color: var(--on-primary);
    opacity: 0.9;
    flex: 1;
    min-width: 240px;
}
.cookie-banner a { color: #6fa8ff; }
.cookie-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}
.btn-cookie-accept {
    background: var(--canvas);
    color: var(--ink);
    border: none;
    border-radius: var(--rounded-xs);
    padding: 12px 10px;
    font-size: 13.12px;
    font-weight: 600;
    cursor: pointer;
}
.btn-cookie-reject {
    background: transparent;
    color: var(--on-primary);
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: var(--rounded-xs);
    padding: 12px 10px;
    font-size: 13.12px;
    font-weight: 600;
    cursor: pointer;
}

.breadcrumb {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: var(--spacing-lg);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb span { margin: 0 6px; }

@media (max-width: 1024px) {
    .demo-grid { grid-template-columns: repeat(2, 1fr); }
    .article-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .two-col { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    :root { --spacing-section: 64px; --spacing-xxl: 24px; }
    .nav-links { display: none; }
    .nav-right { display: none; }
    .hamburger { display: flex; }
    .demo-grid { grid-template-columns: 1fr; }
    .article-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; }
    .hero-inner h1 { font-size: 28px; }
    .signature-coral-card h2,
    .signature-forest-card h2,
    .hero-card-dark h2,
    .cream-callout-card h2,
    .cta-band-light h2 { font-size: 24px; }
    .logo-strip-inner { gap: var(--spacing-lg); }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .cookie-banner { padding: var(--spacing-md); }
    .page-hero h1 { font-size: 28px; }
    .prose h2 { font-size: 24px; }
}