@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 {
  --color-primary: #181d26;
  --color-primary-active: #0d1218;
  --color-canvas: #ffffff;
  --color-surface-soft: #f8fafc;
  --color-surface-strong: #e0e2e6;
  --color-surface-dark: #181d26;
  --color-ink: #181d26;
  --color-body: #333840;
  --color-muted: #41454d;
  --color-hairline: #dddddd;
  --color-on-primary: #ffffff;
  --color-link: #1b61c9;
  --color-signature-coral: #aa2d00;
  --color-signature-forest: #0a2e0e;
  --color-signature-cream: #f5e9d4;
  --color-signature-peach: #fcab79;
  --color-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;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter Display', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--font-main); color: var(--color-body); background: var(--color-canvas); line-height: 1.6; -webkit-font-smoothing: antialiased; }

a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-xxl); }
@media (max-width: 767px) { .container { padding: 0 var(--spacing-md); } }

/* TOP NAV */
.top-nav { position: sticky; top: 0; z-index: 100; background: var(--color-canvas); border-bottom: 1px solid var(--color-hairline); height: 64px; display: flex; align-items: center; }
.top-nav .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.nav-brand { font-family: var(--font-display); font-size: 18px; font-weight: 500; color: var(--color-ink); text-decoration: none; letter-spacing: -0.3px; }
.nav-brand:hover { text-decoration: none; }
.nav-menu { display: flex; align-items: center; gap: var(--spacing-xl); list-style: none; }
.nav-menu a { font-size: 14px; font-weight: 400; color: var(--color-body); }
.nav-menu a:hover { color: var(--color-ink); text-decoration: none; }
.nav-right { display: flex; align-items: center; gap: var(--spacing-md); }
.nav-contact-link { font-size: 14px; color: var(--color-muted); }
.btn-nav-primary { background: var(--color-primary); color: var(--color-on-primary); font-size: 14px; font-weight: 500; padding: 10px 20px; border-radius: var(--rounded-lg); text-decoration: none; white-space: nowrap; }
.btn-nav-primary:hover { background: var(--color-primary-active); text-decoration: none; color: var(--color-on-primary); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--color-ink); }
@media (max-width: 767px) {
  .nav-menu, .nav-right { display: none; }
  .hamburger { display: flex; }
  .nav-menu.open { display: flex; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--color-canvas); border-bottom: 1px solid var(--color-hairline); padding: var(--spacing-lg) var(--spacing-md); gap: var(--spacing-md); }
  .nav-right.open { display: flex; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--color-canvas); padding: 0 var(--spacing-md) var(--spacing-lg); gap: var(--spacing-sm); }
}

/* HERO BAND */
.hero-band { padding: var(--spacing-section) 0; background: var(--color-canvas); }
.hero-band .container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-xxl); align-items: center; }
.hero-eyebrow { font-size: 12px; font-weight: 500; letter-spacing: 1.2px; text-transform: uppercase; color: var(--color-muted); margin-bottom: var(--spacing-md); }
.hero-h1 { font-family: var(--font-display); font-size: 40px; font-weight: 400; line-height: 1.2; color: var(--color-ink); margin-bottom: var(--spacing-lg); }
.hero-sub { font-size: 16px; font-weight: 400; line-height: 1.6; color: var(--color-body); margin-bottom: var(--spacing-xl); max-width: 480px; }
.btn-row { display: flex; gap: var(--spacing-md); flex-wrap: wrap; }
.btn-primary { display: inline-block; background: var(--color-primary); color: var(--color-on-primary); font-size: 16px; font-weight: 500; padding: 16px 24px; border-radius: var(--rounded-lg); text-decoration: none; }
.btn-primary:hover { background: var(--color-primary-active); text-decoration: none; color: var(--color-on-primary); }
.btn-secondary { display: inline-block; background: var(--color-canvas); color: var(--color-ink); font-size: 16px; font-weight: 500; padding: 16px 24px; border-radius: var(--rounded-lg); border: 1px solid var(--color-hairline); text-decoration: none; }
.btn-secondary:hover { text-decoration: none; color: var(--color-ink); border-color: #aaa; }
.btn-secondary-on-dark { display: inline-block; background: var(--color-canvas); color: var(--color-ink); font-size: 16px; font-weight: 500; padding: 16px 24px; border-radius: var(--rounded-lg); text-decoration: none; }
.btn-secondary-on-dark:hover { text-decoration: none; color: var(--color-ink); opacity: 0.9; }
.hero-img-wrap { border-radius: var(--rounded-lg); overflow: hidden; }
.hero-img-wrap img { width: 100%; height: 420px; object-fit: cover; border-radius: var(--rounded-lg); }
@media (max-width: 767px) {
  .hero-band .container { grid-template-columns: 1fr; }
  .hero-h1 { font-size: 28px; }
  .hero-img-wrap { order: -1; }
  .hero-img-wrap img { height: 240px; }
}

/* EDITORIAL SECTIONS */
.section { padding: var(--spacing-section) 0; }
.section-header { margin-bottom: var(--spacing-xxl); }
.section-title { font-family: var(--font-display); font-size: 32px; font-weight: 400; line-height: 1.2; color: var(--color-ink); margin-bottom: var(--spacing-md); }
.section-sub { font-size: 16px; color: var(--color-body); max-width: 620px; }

/* ARTICLE CARD GRID */
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-lg); }
@media (max-width: 1023px) { .article-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 767px) { .article-grid { grid-template-columns: 1fr; } }

.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%; height: 200px; object-fit: cover; }
.article-card-body { padding: var(--spacing-md); flex: 1; display: flex; flex-direction: column; }
.article-tag { font-size: 11px; font-weight: 500; letter-spacing: 1px; text-transform: uppercase; color: var(--color-muted); margin-bottom: var(--spacing-xs); }
.article-card-title { font-size: 18px; font-weight: 500; line-height: 1.4; color: var(--color-ink); margin-bottom: var(--spacing-sm); }
.article-card-title a { color: var(--color-ink); }
.article-card-title a:hover { color: var(--color-link); text-decoration: none; }
.article-card-excerpt { font-size: 14px; color: var(--color-body); line-height: 1.5; flex: 1; }
.article-card-meta { font-size: 13px; color: var(--color-muted); margin-top: var(--spacing-sm); }

/* SIGNATURE CORAL CARD */
.signature-coral-card { background: var(--color-signature-coral); color: var(--color-on-primary); border-radius: var(--rounded-lg); padding: var(--spacing-xxl); }
.signature-coral-card 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-lg); }
.signature-coral-card p { font-size: 14px; line-height: 1.5; color: rgba(255,255,255,0.85); margin-bottom: var(--spacing-xl); max-width: 560px; }

/* SIGNATURE FOREST CARD */
.signature-forest-card { background: var(--color-signature-forest); color: var(--color-on-primary); border-radius: var(--rounded-lg); padding: var(--spacing-xxl); }
.signature-forest-card 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-lg); }
.signature-forest-card p { font-size: 14px; line-height: 1.5; color: rgba(255,255,255,0.8); margin-bottom: var(--spacing-xl); max-width: 560px; }

/* TWO-COLUMN SIGNATURE BAND */
.signature-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-lg); }
@media (max-width: 767px) { .signature-two-col { grid-template-columns: 1fr; } }

/* CREAM CALLOUT */
.cream-callout { background: var(--color-signature-cream); border-radius: var(--rounded-md); padding: var(--spacing-xxl); }
.cream-callout h2 { font-family: var(--font-display); font-size: 28px; font-weight: 400; line-height: 1.3; color: var(--color-ink); margin-bottom: var(--spacing-md); }
.cream-callout p { font-size: 14px; color: var(--color-body); line-height: 1.6; }

/* DARK CTA CARD */
.dark-cta-card { background: var(--color-surface-dark); border-radius: var(--rounded-lg); padding: var(--spacing-xxl); text-align: center; }
.dark-cta-card h2 { font-family: var(--font-display); font-size: 32px; font-weight: 400; color: var(--color-on-primary); margin-bottom: var(--spacing-md); }
.dark-cta-card p { font-size: 16px; color: rgba(255,255,255,0.7); margin-bottom: var(--spacing-xl); }

/* DEMO GRID */
.demo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-lg); }
@media (max-width: 1023px) { .demo-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 767px) { .demo-grid { grid-template-columns: 1fr; } }

.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-cream { background: var(--color-signature-cream); }
.demo-card img { width: 100%; border-radius: var(--rounded-sm); object-fit: cover; margin-bottom: var(--spacing-sm); }
.demo-card-label { font-size: 16px; font-weight: 500; color: var(--color-ink); margin-bottom: var(--spacing-xs); }
.demo-card-desc { font-size: 14px; color: var(--color-body); }

/* CTA BAND LIGHT */
.cta-band-light { background: var(--color-surface-strong); border-radius: var(--rounded-lg); padding: var(--spacing-xxl); text-align: center; }
.cta-band-light h2 { font-family: var(--font-display); font-size: 32px; font-weight: 400; color: var(--color-ink); margin-bottom: var(--spacing-md); }
.cta-band-light p { font-size: 16px; color: var(--color-body); margin-bottom: var(--spacing-xl); }

/* FOOTER */
.site-footer { background: var(--color-canvas); border-top: 1px solid var(--color-hairline); padding: var(--spacing-section) 0; }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: var(--spacing-xl); margin-bottom: var(--spacing-xxl); }
@media (max-width: 767px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand { font-family: var(--font-display); font-size: 18px; font-weight: 500; color: var(--color-ink); margin-bottom: var(--spacing-md); display: block; text-decoration: none; }
.footer-brand:hover { text-decoration: none; }
.footer-tagline { font-size: 14px; color: var(--color-muted); line-height: 1.5; margin-bottom: var(--spacing-lg); }
.footer-contact p { font-size: 13px; color: var(--color-muted); line-height: 1.8; }
.footer-col h4 { font-size: 13px; font-weight: 500; color: var(--color-ink); margin-bottom: var(--spacing-md); letter-spacing: 0.5px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: var(--spacing-xs); }
.footer-col ul a { font-size: 14px; color: var(--color-muted); }
.footer-col ul a:hover { color: var(--color-ink); text-decoration: none; }
.footer-bottom { border-top: 1px solid var(--color-hairline); padding-top: var(--spacing-lg); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--spacing-sm); }
.footer-bottom p { font-size: 13px; color: var(--color-muted); }
.footer-legal-links { display: flex; gap: var(--spacing-lg); }
.footer-legal-links a { font-size: 13px; color: var(--color-muted); }

/* PAGE HEADER (inner pages) */
.page-header { padding: var(--spacing-section) 0 var(--spacing-xxl); background: var(--color-canvas); }
.page-header .breadcrumb { font-size: 13px; color: var(--color-muted); margin-bottom: var(--spacing-md); }
.page-header .breadcrumb a { color: var(--color-muted); }
.page-header h1 { font-family: var(--font-display); font-size: 40px; font-weight: 400; line-height: 1.2; color: var(--color-ink); margin-bottom: var(--spacing-md); }
.page-header .lead { font-size: 18px; color: var(--color-body); line-height: 1.6; max-width: 680px; }

/* ARTICLE PAGE */
.article-layout { display: grid; grid-template-columns: 1fr 320px; gap: var(--spacing-xxl); align-items: start; }
@media (max-width: 1023px) { .article-layout { grid-template-columns: 1fr; } }
.article-main {}
.article-hero-img { width: 100%; max-height: 460px; object-fit: cover; border-radius: var(--rounded-md); margin-bottom: var(--spacing-xl); }
.article-meta-line { font-size: 13px; color: var(--color-muted); margin-bottom: var(--spacing-xl); display: flex; gap: var(--spacing-md); flex-wrap: wrap; }
.article-body h2 { font-family: var(--font-display); font-size: 24px; font-weight: 400; color: var(--color-ink); margin: var(--spacing-xl) 0 var(--spacing-md); }
.article-body h3 { font-size: 18px; font-weight: 500; color: var(--color-ink); margin: var(--spacing-lg) 0 var(--spacing-sm); }
.article-body p { font-size: 15px; line-height: 1.7; color: var(--color-body); margin-bottom: var(--spacing-md); }
.article-body ul, .article-body ol { margin: 0 0 var(--spacing-md) var(--spacing-xl); }
.article-body li { font-size: 15px; line-height: 1.7; color: var(--color-body); margin-bottom: var(--spacing-xs); }
.article-body a { color: var(--color-link); }
.article-body .source-note { font-size: 13px; color: var(--color-muted); border-left: 3px solid var(--color-hairline); padding-left: var(--spacing-md); margin: var(--spacing-xl) 0; }
.article-sidebar {}
.sidebar-card { background: var(--color-surface-soft); border-radius: var(--rounded-md); padding: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.sidebar-card h3 { font-size: 15px; font-weight: 500; color: var(--color-ink); margin-bottom: var(--spacing-md); }
.sidebar-card ul { list-style: none; display: flex; flex-direction: column; gap: var(--spacing-xs); }
.sidebar-card ul li a { font-size: 14px; color: var(--color-link); line-height: 1.4; display: block; padding: 4px 0; border-bottom: 1px solid var(--color-hairline); }
.sidebar-card ul li:last-child a { border-bottom: none; }
.sidebar-card p { font-size: 14px; color: var(--color-body); line-height: 1.5; }

/* ABOUT / PAGES */
.prose-section { padding: var(--spacing-section) 0; }
.prose-content { max-width: 760px; }
.prose-content h2 { font-family: var(--font-display); font-size: 24px; font-weight: 400; color: var(--color-ink); margin: var(--spacing-xl) 0 var(--spacing-md); }
.prose-content h3 { font-size: 18px; font-weight: 500; color: var(--color-ink); margin: var(--spacing-lg) 0 var(--spacing-sm); }
.prose-content p { font-size: 15px; line-height: 1.7; color: var(--color-body); margin-bottom: var(--spacing-md); }
.prose-content ul { margin: 0 0 var(--spacing-md) var(--spacing-xl); }
.prose-content li { font-size: 15px; line-height: 1.7; color: var(--color-body); margin-bottom: var(--spacing-xs); }

/* CONTACT FORM */
.contact-form { background: var(--color-surface-soft); border-radius: var(--rounded-md); padding: var(--spacing-xl); max-width: 560px; }
.form-group { margin-bottom: var(--spacing-md); }
.form-group label { display: block; font-size: 14px; font-weight: 500; color: var(--color-ink); margin-bottom: var(--spacing-xs); }
.form-group input, .form-group textarea { width: 100%; background: var(--color-canvas); color: var(--color-ink); font-size: 14px; font-family: var(--font-main); padding: 12px 16px; border: 1px solid var(--color-hairline); border-radius: var(--rounded-sm); height: 44px; outline: none; }
.form-group input:focus, .form-group textarea:focus { border-color: #458fff; }
.form-group textarea { height: auto; min-height: 100px; resize: vertical; }
.btn-submit { background: var(--color-primary); color: var(--color-on-primary); font-size: 16px; font-weight: 500; padding: 16px 24px; border-radius: var(--rounded-lg); border: none; cursor: pointer; font-family: var(--font-main); }
.btn-submit:active { background: var(--color-primary-active); }

/* COOKIE BANNER */
#cookie-banner { display: none; position: fixed; bottom: 0; left: 0; right: 0; background: var(--color-surface-dark); color: var(--color-on-primary); z-index: 999; padding: var(--spacing-lg) var(--spacing-xxl); }
#cookie-banner .cookie-inner { max-width: var(--max-width); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: var(--spacing-xl); flex-wrap: wrap; }
#cookie-banner p { font-size: 14px; color: rgba(255,255,255,0.85); line-height: 1.5; flex: 1; min-width: 200px; }
#cookie-banner p a { color: rgba(255,255,255,0.75); text-decoration: underline; }
.cookie-btns { display: flex; gap: var(--spacing-sm); }
.btn-cookie-accept { 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; font-family: var(--font-main); }
.btn-cookie-reject { background: transparent; color: rgba(255,255,255,0.7); 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; font-family: var(--font-main); }
@media (max-width: 767px) { #cookie-banner { padding: var(--spacing-md); } }

/* DISCLAIMER */
.disclaimer-bar { background: var(--color-surface-soft); border-top: 1px solid var(--color-hairline); padding: var(--spacing-sm) 0; }
.disclaimer-bar p { font-size: 12px; color: var(--color-muted); text-align: center; line-height: 1.5; }

/* DIVIDER */
.divider { border: none; border-top: 1px solid var(--color-hairline); margin: 0; }

/* SPECIES TABLE */
.species-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.species-table th { text-align: left; font-weight: 500; font-size: 13px; color: var(--color-muted); letter-spacing: 0.5px; padding: 12px var(--spacing-sm); border-bottom: 1px solid var(--color-hairline); }
.species-table td { padding: 12px var(--spacing-sm); border-bottom: 1px solid var(--color-hairline); color: var(--color-body); vertical-align: top; }
.species-table tr:last-child td { border-bottom: none; }
.species-name-it { font-weight: 500; color: var(--color-ink); }
.species-name-sci { font-style: italic; font-size: 13px; color: var(--color-muted); }

/* INTERNAL NAV (back to top etc) */
.back-link { font-size: 14px; color: var(--color-muted); display: inline-flex; align-items: center; gap: 6px; margin-bottom: var(--spacing-xl); }
.back-link:hover { color: var(--color-ink); text-decoration: none; }

/* INFO BOX */
.info-box { background: var(--color-surface-soft); border-left: 3px solid var(--color-link); border-radius: 0 var(--rounded-sm) var(--rounded-sm) 0; padding: var(--spacing-md) var(--spacing-lg); margin: var(--spacing-xl) 0; }
.info-box p { font-size: 14px; color: var(--color-body); margin: 0; line-height: 1.6; }