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

*, *::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;
  --surface-dark-elevated: #1d1f25;
  --hairline: #dddddd;
  --ink: #181d26;
  --body: #333840;
  --muted: #41454d;
  --on-primary: #ffffff;
  --link: #1b61c9;
  --link-active: #1a3866;
  --signature-coral: #aa2d00;
  --signature-forest: #0a2e0e;
  --signature-cream: #f5e9d4;
  --signature-peach: #fcab79;
  --signature-mint: #a8d8c4;
  --rounded-xs: 2px;
  --rounded-sm: 6px;
  --rounded-md: 10px;
  --rounded-lg: 12px;
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-section: 96px;
  --max-width: 1280px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.25;
  color: var(--body);
  background: var(--canvas);
}

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

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

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

/* TOP NAV */
.top-nav {
  height: 64px;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 100;
}
.top-nav .container {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--spacing-xxl);
}
.nav-logo {
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
  text-decoration: none;
}
.nav-logo span { color: var(--signature-coral); }
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  list-style: none;
  flex: 1;
}
.nav-menu a {
  font-size: 14px;
  font-weight: 400;
  color: var(--body);
  text-decoration: none;
}
.nav-menu a:hover { color: var(--ink); }
.nav-actions { display: flex; align-items: center; gap: var(--spacing-md); }
.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  font-size: 16px;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: var(--rounded-lg);
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  line-height: 1.4;
  transition: background 0.15s;
}
.btn-primary:hover, .btn-primary:active { background: var(--primary-active); color: var(--on-primary); }
.btn-secondary {
  background: var(--canvas);
  color: var(--ink);
  font-size: 16px;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: var(--rounded-lg);
  border: 1px solid var(--hairline);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  line-height: 1.4;
  transition: border-color 0.15s;
}
.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  flex-direction: column;
  gap: 5px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: all 0.2s;
}

/* HERO */
.hero-band {
  padding: var(--spacing-section) 0;
  background: var(--canvas);
}
.hero-band .container { max-width: 860px; }
.hero-kicker {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--spacing-md);
}
.hero-band h1 {
  font-size: 40px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}
.hero-band p {
  font-size: 16px;
  line-height: 1.5;
  color: var(--body);
  max-width: 620px;
  margin-bottom: var(--spacing-xl);
}
.hero-actions { display: flex; gap: var(--spacing-md); flex-wrap: wrap; }

/* SIGNATURE CORAL CARD */
.signature-coral-card {
  background: var(--signature-coral);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-xxl);
  color: var(--on-primary);
  margin: var(--spacing-section) 0;
}
.signature-coral-card h2 {
  font-size: 32px;
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}
.signature-coral-card p {
  font-size: 14px;
  line-height: 1.5;
  opacity: 0.88;
  max-width: 560px;
  margin-bottom: var(--spacing-xl);
}
.btn-secondary-on-dark {
  background: var(--canvas);
  color: var(--ink);
  font-size: 16px;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: var(--rounded-lg);
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  line-height: 1.4;
}

/* FOREST CARD */
.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;
  margin-bottom: var(--spacing-md);
}
.signature-forest-card p {
  font-size: 14px;
  line-height: 1.5;
  opacity: 0.88;
  max-width: 560px;
  margin-bottom: var(--spacing-xl);
}

/* SECTION BANDS */
.section-band {
  padding: var(--spacing-section) 0;
}
.section-band--soft { background: var(--surface-soft); }
.section-band--cream { background: var(--signature-cream); }
.section-band--dark {
  background: var(--surface-dark);
  color: var(--on-primary);
}
.section-band--strong { background: var(--surface-strong); }

.section-header {
  margin-bottom: var(--spacing-xxl);
}
.section-header h2 {
  font-size: 32px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: var(--spacing-md);
}
.section-band--dark .section-header h2 { color: var(--on-primary); }
.section-header p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--body);
  max-width: 560px;
}
.section-band--dark .section-header p { color: rgba(255,255,255,0.75); }

/* ARTICLE CARDS GRID */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}
.article-card {
  background: var(--canvas);
  border-radius: var(--rounded-md);
  overflow: hidden;
  border: 1px solid var(--hairline);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s;
}
.article-card:hover { border-color: var(--ink); }
.article-card__img {
  aspect-ratio: 16/9;
  overflow: hidden;
}
.article-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-card__body { padding: var(--spacing-md); flex: 1; display: flex; flex-direction: column; gap: var(--spacing-xs); }
.article-card__tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.article-card__title {
  font-size: 18px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink);
}
.article-card__excerpt {
  font-size: 13px;
  line-height: 1.5;
  color: var(--body);
  flex: 1;
}
.article-card__meta {
  font-size: 12px;
  color: var(--muted);
  margin-top: var(--spacing-xs);
}

/* DEMO GRID */
.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);
  overflow: hidden;
}
.demo-card--peach { background: var(--signature-peach); }
.demo-card--mint { background: var(--signature-mint); }
.demo-card--cream { background: var(--signature-cream); }
.demo-card__label {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: var(--spacing-xs);
}
.demo-card__text {
  font-size: 13px;
  line-height: 1.5;
  color: var(--body);
}
.demo-card__img {
  border-radius: var(--rounded-sm);
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
  aspect-ratio: 4/3;
}
.demo-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* DARK HERO CARD */
.hero-card-dark {
  background: var(--surface-dark);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-xxl);
}
.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: 1.5;
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  margin-bottom: var(--spacing-xl);
}

/* CTA BAND */
.cta-band {
  background: var(--surface-strong);
  border-radius: var(--rounded-lg);
  padding: 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(--ink);
  max-width: 480px;
}

/* ARTICLE PAGE */
.article-hero {
  padding: var(--spacing-section) 0 var(--spacing-xxl);
  background: var(--canvas);
}
.article-hero .container { max-width: 800px; }
.article-hero .breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: var(--spacing-md);
}
.article-hero .breadcrumb a { color: var(--muted); }
.article-hero .breadcrumb a:hover { color: var(--ink); }
.article-hero h1 {
  font-size: 40px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}
.article-hero .article-meta {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}
.article-content {
  padding-bottom: var(--spacing-section);
}
.article-content .container { max-width: 800px; }
.article-featured-img {
  border-radius: var(--rounded-md);
  overflow: hidden;
  margin-bottom: var(--spacing-xxl);
  aspect-ratio: 16/9;
}
.article-featured-img img { width: 100%; height: 100%; object-fit: cover; }
.article-body { font-size: 14px; line-height: 1.7; color: var(--body); }
.article-body h2 {
  font-size: 24px;
  font-weight: 400;
  line-height: 1.35;
  color: var(--ink);
  margin: var(--spacing-xxl) 0 var(--spacing-md);
  letter-spacing: 0.12px;
}
.article-body h3 {
  font-size: 20px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--ink);
  margin: var(--spacing-xl) 0 var(--spacing-sm);
}
.article-body p { margin-bottom: var(--spacing-md); }
.article-body ul, .article-body ol {
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}
.article-body li { margin-bottom: var(--spacing-xs); }
.article-body a { color: var(--link); }
.article-body a:hover { color: var(--link-active); }
.article-body blockquote {
  border-left: 3px solid var(--signature-coral);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--surface-soft);
  border-radius: 0 var(--rounded-sm) var(--rounded-sm) 0;
  margin: var(--spacing-xl) 0;
  font-style: italic;
  color: var(--ink);
}
.article-inline-img {
  border-radius: var(--rounded-md);
  overflow: hidden;
  margin: var(--spacing-xl) 0;
}
.article-inline-img img { width: 100%; }
.article-inline-img figcaption {
  font-size: 12px;
  color: var(--muted);
  padding: var(--spacing-xs) 0;
}

/* ABOUT / PAGES */
.page-hero {
  padding: var(--spacing-section) 0 var(--spacing-xxl);
  background: var(--canvas);
}
.page-hero h1 {
  font-size: 40px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}
.page-body { padding-bottom: var(--spacing-section); }
.page-body .container { max-width: 800px; }
.page-body h2 {
  font-size: 24px;
  font-weight: 400;
  color: var(--ink);
  margin: var(--spacing-xxl) 0 var(--spacing-md);
  letter-spacing: 0.12px;
}
.page-body h3 {
  font-size: 20px;
  font-weight: 400;
  color: var(--ink);
  margin: var(--spacing-xl) 0 var(--spacing-sm);
}
.page-body p { font-size: 14px; line-height: 1.7; color: var(--body); margin-bottom: var(--spacing-md); }
.page-body ul { padding-left: var(--spacing-lg); margin-bottom: var(--spacing-md); }
.page-body li { font-size: 14px; line-height: 1.7; color: var(--body); margin-bottom: var(--spacing-xs); }

/* CONTACT FORM */
.contact-form {
  background: var(--surface-soft);
  border-radius: var(--rounded-md);
  padding: var(--spacing-xxl);
  margin: var(--spacing-xxl) 0;
}
.contact-form h2 {
  font-size: 24px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}
.form-group { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}
.form-group input,
.form-group textarea {
  background: var(--canvas);
  color: var(--ink);
  font-size: 14px;
  font-family: inherit;
  border: 1px solid var(--hairline);
  border-radius: var(--rounded-sm);
  padding: 12px 16px;
  height: 44px;
  outline: none;
  transition: border-color 0.15s;
}
.form-group textarea { height: 120px; resize: vertical; }
.form-group input:focus,
.form-group textarea:focus { border-color: #458fff; }
.form-group.full { grid-column: 1 / -1; }
.form-submit { margin-top: var(--spacing-md); }

/* FOOTER */
.site-footer {
  background: var(--canvas);
  border-top: 1px solid var(--hairline);
  padding: var(--spacing-section) 0 var(--spacing-xl);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xxl);
}
.footer-brand .nav-logo { font-size: 16px; margin-bottom: var(--spacing-md); display: inline-block; }
.footer-brand p { font-size: 13px; color: var(--muted); line-height: 1.5; max-width: 280px; }
.footer-col h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-md);
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: var(--spacing-xs); }
.footer-col ul a { font-size: 14px; color: var(--muted); text-decoration: none; }
.footer-col ul a:hover { color: var(--ink); }
.footer-bottom {
  border-top: 1px solid var(--hairline);
  padding-top: var(--spacing-lg);
  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-legal { display: flex; gap: var(--spacing-lg); }
.footer-legal a { font-size: 13px; color: var(--muted); }
.footer-legal a:hover { color: var(--ink); }

/* COOKIE BANNER */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--surface-dark);
  color: var(--on-primary);
  padding: var(--spacing-lg) var(--spacing-xxl);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
}
#cookie-banner p { font-size: 13px; line-height: 1.5; color: rgba(255,255,255,0.85); max-width: 640px; }
#cookie-banner a { color: rgba(255,255,255,0.85); text-decoration: underline; }
.cookie-actions { display: flex; gap: var(--spacing-sm); flex-shrink: 0; }
.btn-cookie-accept {
  background: var(--link);
  color: var(--on-primary);
  font-size: 13.12px;
  font-weight: 600;
  padding: 12px 10px;
  border-radius: var(--rounded-xs);
  border: none;
  cursor: pointer;
}
.btn-cookie-reject {
  background: transparent;
  color: rgba(255,255,255,0.85);
  font-size: 13.12px;
  font-weight: 600;
  padding: 12px 10px;
  border-radius: var(--rounded-xs);
  border: 1px solid rgba(255,255,255,0.3);
  cursor: pointer;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .demo-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-band { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 768px) {
  :root { --spacing-section: 64px; }
  .container { padding: 0 var(--spacing-md); }
  .nav-menu { display: none; flex-direction: column; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; background: var(--canvas); padding: var(--spacing-xl) var(--spacing-md); gap: var(--spacing-md); z-index: 99; overflow-y: auto; }
  .nav-menu.open { display: flex; }
  .nav-actions { display: none; }
  .nav-hamburger { display: flex; margin-left: auto; }
  .hero-band h1 { font-size: 28px; }
  .article-grid { grid-template-columns: 1fr; }
  .demo-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .article-hero h1 { font-size: 28px; }
  .page-hero h1 { font-size: 28px; }
  .signature-coral-card h2 { font-size: 24px; }
  .hero-card-dark h2 { font-size: 24px; }
  .section-header h2 { font-size: 24px; }
  .cta-band h2 { font-size: 24px; }
  #cookie-banner { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}