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

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

:root {
  --canvas: #f7f7f4;
  --canvas-soft: #fafaf7;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --primary: #f54e00;
  --primary-active: #d04200;
  --ink: #26251e;
  --body: #5a5852;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --on-primary: #ffffff;
  --success: #1f8a65;
  --error: #cf2d56;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--canvas);
  color: var(--body);
  font-family: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--primary); }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* NAVIGATION */
.site-nav {
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.3px;
  text-decoration: none;
}

.nav-brand span { color: var(--primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  text-decoration: none;
  transition: color 0.15s;
}

.nav-links a:hover { color: var(--ink); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--ink);
}

.nav-toggle svg { display: block; }

/* HERO */
.hero {
  padding: 80px 0;
  background: var(--canvas);
}

.hero-inner {
  max-width: 760px;
}

.hero-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-strong);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 56px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -1.5px;
  color: var(--ink);
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--body);
  max-width: 600px;
  margin-bottom: 40px;
}

.hero-img {
  margin-top: 48px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  overflow: hidden;
  max-height: 480px;
  width: 100%;
  object-fit: cover;
}

/* SECTIONS */
.section {
  padding: 80px 0;
}

.section-alt {
  background: var(--surface-card);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
  display: block;
}

.section-title {
  font-size: 36px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.72px;
  color: var(--ink);
  margin-bottom: 16px;
}

.section-lead {
  font-size: 16px;
  line-height: 1.6;
  color: var(--body);
  max-width: 680px;
  margin-bottom: 48px;
}

/* CARDS */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.15s;
}

.card:hover { border-color: var(--hairline-strong); }

.card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  border: 1px solid var(--hairline-soft);
}

.card-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-strong);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  display: inline-block;
  margin-bottom: 12px;
}

.card h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: 10px;
}

.card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--body);
  margin-bottom: 16px;
}

.card-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  text-decoration: none;
}

.card-link:hover { color: var(--primary-active); }

/* ARTICLE CARDS */
.article-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.15s;
}

.article-card:hover { border-color: var(--hairline-strong); }

.article-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.article-card-body {
  padding: 24px;
}

.article-meta {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 10px;
}

.article-card-body h3 {
  font-size: 20px;
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: -0.2px;
  color: var(--ink);
  margin-bottom: 10px;
}

.article-card-body p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--body);
}

/* DIVIDER */
.divider {
  height: 1px;
  background: var(--hairline);
  margin: 0;
}

/* INFO GRID */
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface-card);
}

.info-item {
  padding: 32px 28px;
  border-right: 1px solid var(--hairline);
}

.info-item:last-child { border-right: none; }

.info-item h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}

.info-item p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--body);
}

/* BUTTONS */
.btn-primary {
  display: inline-block;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
  white-space: nowrap;
}

.btn-primary:hover { background: var(--primary-active); color: var(--on-primary); }

.btn-secondary {
  display: inline-block;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--hairline-strong);
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.15s;
  white-space: nowrap;
}

.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }

/* ARTICLE PAGE */
.article-header {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 48px;
}

.article-header .breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 16px;
}

.article-header .breadcrumb a { color: var(--muted); }
.article-header .breadcrumb a:hover { color: var(--ink); }

.article-header h1 {
  font-size: 42px;
  font-weight: 400;
  letter-spacing: -0.8px;
  line-height: 1.2;
  color: var(--ink);
  max-width: 760px;
  margin-bottom: 16px;
}

.article-date {
  font-size: 13px;
  color: var(--muted);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 60px;
  align-items: start;
}

.article-body {
  max-width: 720px;
}

.article-body h2 {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  color: var(--ink);
  margin: 40px 0 16px;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 28px 0 12px;
}

.article-body p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--body);
  margin-bottom: 20px;
}

.article-body ul, .article-body ol {
  margin: 0 0 20px 24px;
  color: var(--body);
  font-size: 16px;
  line-height: 1.7;
}

.article-body li { margin-bottom: 8px; }

.article-body img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hairline);
  margin: 32px 0;
}

.article-body figure {
  margin: 32px 0;
}

.article-body figcaption {
  font-size: 13px;
  color: var(--muted);
  margin-top: 10px;
}

.article-body .info-box {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 28px 0;
}

.article-body .info-box h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}

.article-body .info-box p {
  font-size: 14px;
  margin-bottom: 0;
}

.article-sidebar {
  position: sticky;
  top: 84px;
}

.sidebar-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}

.sidebar-card h4 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.sidebar-card ul {
  list-style: none;
  padding: 0;
}

.sidebar-card ul li {
  padding: 8px 0;
  border-bottom: 1px solid var(--hairline-soft);
  font-size: 14px;
}

.sidebar-card ul li:last-child { border-bottom: none; }

.sidebar-card ul li a { color: var(--body); font-size: 14px; }
.sidebar-card ul li a:hover { color: var(--primary); }

/* SPECIES TABLE */
.species-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 28px 0;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.species-table th {
  background: var(--canvas-soft);
  color: var(--ink);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--hairline);
}

.species-table td {
  padding: 12px 16px;
  color: var(--body);
  border-bottom: 1px solid var(--hairline-soft);
}

.species-table tr:last-child td { border-bottom: none; }
.species-table tr:nth-child(even) td { background: var(--canvas-soft); }

/* FORM */
.contact-form {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 600px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--surface-card);
  color: var(--ink);
  font-size: 16px;
  font-family: inherit;
  padding: 12px 16px;
  height: 44px;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color 0.15s;
}

.form-group textarea {
  height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--ink);
}

.form-group input.error,
.form-group textarea.error {
  border-color: var(--error);
}

.form-error {
  font-size: 13px;
  color: var(--error);
  margin-top: 4px;
  display: none;
}

.form-success {
  display: none;
  background: #e8f5f1;
  border: 1px solid #b8ddd2;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: 14px;
  color: var(--success);
  margin-top: 16px;
}

/* FOOTER */
.site-footer {
  background: var(--canvas);
  border-top: 1px solid var(--hairline);
  padding: 64px 0 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--body);
  line-height: 1.6;
  margin-top: 12px;
  max-width: 260px;
}

.footer-col h5 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  font-size: 14px;
  color: var(--body);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-col ul a:hover { color: var(--ink); }

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--muted);
}

.footer-bottom a { color: var(--muted); }
.footer-bottom a:hover { color: var(--ink); }

/* COOKIE BANNER */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--ink);
  color: var(--canvas);
  padding: 20px 24px;
  z-index: 999;
  display: none;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.cookie-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cookie-inner p {
  font-size: 14px;
  line-height: 1.5;
  color: #e0dfd8;
  flex: 1;
  min-width: 200px;
}

.cookie-inner a { color: #f7f7f4; text-decoration: underline; }

.cookie-actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

.btn-cookie-accept {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-cookie-accept:hover { background: var(--primary-active); }

.btn-cookie-reject {
  background: transparent;
  color: #e0dfd8;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-md);
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.15s;
}

.btn-cookie-reject:hover { border-color: rgba(255,255,255,0.5); }

/* PAGE HEADER */
.page-header {
  padding: 60px 0 48px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 60px;
}

.page-header h1 {
  font-size: 42px;
  font-weight: 400;
  letter-spacing: -0.8px;
  color: var(--ink);
  margin-bottom: 12px;
}

.page-header p {
  font-size: 16px;
  color: var(--body);
  max-width: 600px;
}

/* PROSE (About, Privacy, Terms) */
.prose h2 {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.325px;
  color: var(--ink);
  margin: 40px 0 16px;
}

.prose h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 28px 0 12px;
}

.prose p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--body);
  margin-bottom: 20px;
}

.prose ul, .prose ol {
  margin: 0 0 20px 24px;
  color: var(--body);
  font-size: 16px;
  line-height: 1.7;
}

.prose li { margin-bottom: 8px; }

.prose a { color: var(--primary); }
.prose a:hover { color: var(--primary-active); }

.prose .updated {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 40px;
}

/* DISCLAIMER */
.disclaimer {
  background: var(--canvas-soft);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 40px;
}

/* LOADING SPINNER */
.btn-loading {
  opacity: 0.7;
  pointer-events: none;
  cursor: not-allowed;
}

/* TWO-COLUMN LAYOUTS */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.two-col-aside {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  align-items: start;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .hero h1 { font-size: 44px; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .two-col-aside { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .hero h1 { font-size: 32px; letter-spacing: -0.8px; }
  .hero-sub { font-size: 16px; }
  .section-title { font-size: 28px; }
  .card-grid { grid-template-columns: 1fr; }
  .card-grid-2 { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .info-item { border-right: none; border-bottom: 1px solid var(--hairline); }
  .info-item:last-child { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .article-header h1 { font-size: 28px; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--canvas); border-bottom: 1px solid var(--hairline); padding: 16px 24px; gap: 0; }
  .nav-links.open { display: flex; }
  .nav-links li { padding: 10px 0; border-bottom: 1px solid var(--hairline-soft); }
  .nav-links li:last-child { border-bottom: none; }
  .nav-toggle { display: block; }
  .site-nav { position: relative; }
  .contact-form { padding: 24px; }
  .article-body .info-box { padding: 16px 18px; }
}

@media (max-width: 480px) {
  .hero { padding: 48px 0; }
  .section { padding: 48px 0; }
  .hero h1 { font-size: 28px; }
  .cookie-inner { flex-direction: column; align-items: flex-start; }
  .cookie-actions { width: 100%; }
}