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

:root {
  --canvas: #f7f7f4;
  --canvas-soft: #fafaf7;
  --ink: #26251e;
  --body: #5a5852;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --primary: #f54e00;
  --primary-active: #d04200;
  --on-primary: #ffffff;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --success: #1f8a65;
  --error: #cf2d56;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;
  --font-sans: 'Inter', system-ui, 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--canvas);
  color: var(--body);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(32px, 5vw, 56px); line-height: 1.1; letter-spacing: -0.03em; }
h2 { font-size: clamp(24px, 3vw, 36px); letter-spacing: -0.02em; }
h3 { font-size: clamp(18px, 2vw, 26px); letter-spacing: -0.01em; }
h4 { font-size: 18px; font-weight: 600; letter-spacing: 0; }

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

.site-header {
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  transition: color 0.15s;
}

.nav-link:hover, .nav-link.active { color: var(--ink); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

section { padding: 80px 0; }

.hero {
  padding: 96px 0 80px;
  border-bottom: 1px solid var(--hairline);
}

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

.hero-title {
  max-width: 800px;
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 18px;
  color: var(--body);
  max-width: 580px;
  line-height: 1.6;
  margin-bottom: 0;
}

.hero-image-wrap {
  margin-top: 56px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
  max-height: 480px;
}

.hero-image-wrap img {
  width: 100%;
  height: 480px;
  object-fit: cover;
}

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

.section-title { margin-bottom: 16px; }
.section-desc { color: var(--body); font-size: 16px; max-width: 560px; margin-bottom: 48px; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.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: 16px;
}

.card-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.35;
}

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

.card-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.15s;
}

.card-link:hover { gap: 8px; color: var(--primary-active); }

.plant-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.plant-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: stretch;
}

.plant-card-img {
  width: 120px;
  min-width: 120px;
  object-fit: cover;
}

.plant-card-body { padding: 20px; }

.plant-card-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
}

.plant-card-latin {
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--muted);
  margin-bottom: 8px;
}

.plant-card-desc { font-size: 14px; color: var(--body); line-height: 1.55; }

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

.zone-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.zone-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--hairline);
}

.zone-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--hairline-soft);
  color: var(--body);
  vertical-align: top;
}

.zone-table tr:last-child td { border-bottom: none; }
.zone-table td:first-child { color: var(--ink); font-weight: 500; }

.info-band { background: var(--canvas-soft); border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.info-item h4 { margin-bottom: 8px; font-size: 18px; }
.info-item p { font-size: 14px; color: var(--body); line-height: 1.6; }

.article-hero {
  padding: 72px 0 48px;
  border-bottom: 1px solid var(--hairline);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.article-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  background: var(--surface-strong);
  color: var(--ink);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

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

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  padding: 64px 0 80px;
}

.article-content h2 { font-size: 26px; margin: 40px 0 16px; }
.article-content h3 { font-size: 20px; margin: 32px 0 12px; }
.article-content p { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 20px; }
.article-content ul, .article-content ol { padding-left: 24px; margin-bottom: 20px; }
.article-content li { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 6px; }

.article-figure {
  margin: 32px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
}

.article-figure img { width: 100%; max-height: 400px; object-fit: cover; }

.article-figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--muted);
  background: var(--surface-card);
  font-family: var(--font-mono);
}

.article-sidebar { padding-top: 0; }

.sidebar-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}

.sidebar-card h4 { font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 12px; }

.sidebar-links { list-style: none; padding: 0; }
.sidebar-links li { border-bottom: 1px solid var(--hairline-soft); }
.sidebar-links li:last-child { border-bottom: none; }
.sidebar-links a {
  display: block;
  padding: 10px 0;
  font-size: 14px;
  color: var(--body);
  transition: color 0.15s;
}
.sidebar-links a:hover { color: var(--ink); }

.page-hero {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--hairline);
}

.page-content { padding: 64px 0 80px; max-width: 760px; }
.page-content h2 { font-size: 22px; margin: 36px 0 12px; }
.page-content h3 { font-size: 18px; font-weight: 600; margin: 24px 0 10px; }
.page-content p { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 18px; }
.page-content ul, .page-content ol { padding-left: 24px; margin-bottom: 18px; }
.page-content li { font-size: 16px; color: var(--body); line-height: 1.7; margin-bottom: 6px; }

.contact-section { padding: 80px 0; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 { margin-bottom: 16px; }
.contact-info p { font-size: 16px; color: var(--body); margin-bottom: 24px; }

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-detail span { font-size: 14px; color: var(--body); }
.contact-detail strong { color: var(--ink); font-size: 14px; }

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

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

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--muted-soft);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-sans);
  padding: 10px 18px;
  height: 40px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background 0.15s;
  text-decoration: none;
}

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

.form-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  display: none;
}

.form-status.success {
  background: #e8f5f1;
  color: var(--success);
  border: 1px solid #b8ddd2;
  display: block;
}

.form-status.loading {
  background: var(--surface-strong);
  color: var(--muted);
  border: 1px solid var(--hairline);
  display: block;
}

.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 560px;
  background: var(--ink);
  color: var(--canvas);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  z-index: 999;
  border: 1px solid rgba(255,255,255,0.08);
}

.cookie-text { font-size: 14px; line-height: 1.5; color: #ccc9be; flex: 1; }
.cookie-text a { color: var(--canvas); text-decoration: underline; text-underline-offset: 2px; }

.cookie-actions { display: flex; gap: 8px; flex-shrink: 0; }

.btn-cookie-accept {
  background: var(--primary);
  color: var(--on-primary);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.15s;
}

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

.btn-cookie-reject {
  background: transparent;
  color: var(--muted-soft);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.15);
  cursor: pointer;
  font-family: var(--font-sans);
  transition: color 0.15s, border-color 0.15s;
}

.btn-cookie-reject:hover { color: var(--canvas); border-color: rgba(255,255,255,0.35); }

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

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  display: block;
  margin-bottom: 12px;
}

.footer-tagline { font-size: 14px; color: var(--body); line-height: 1.6; }

.footer-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.footer-link {
  display: block;
  font-size: 14px;
  color: var(--body);
  margin-bottom: 8px;
  transition: color 0.15s;
}

.footer-link:hover { color: var(--ink); }

.footer-bottom {
  border-top: 1px solid var(--hairline);
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}

.divider {
  height: 1px;
  background: var(--hairline);
  margin: 48px 0;
}

code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--surface-strong);
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  color: var(--ink);
}

.highlight-box {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 24px 0;
}

.highlight-box p { font-size: 15px; color: var(--body); margin: 0; line-height: 1.65; }

@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .info-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { display: none; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .site-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--canvas);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--hairline);
    box-shadow: 0 8px 24px rgba(38,37,30,0.06);
  }

  .site-nav.open { display: flex; }
  .site-nav .nav-link { padding: 12px 0; font-size: 16px; width: 100%; border-bottom: 1px solid var(--hairline-soft); }
  .site-nav .nav-link:last-child { border-bottom: none; }

  .hero { padding: 56px 0 48px; }
  section { padding: 56px 0; }

  .cards-grid { grid-template-columns: 1fr; }
  .plant-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }

  .cookie-banner { flex-direction: column; align-items: flex-start; bottom: 16px; left: 16px; right: 16px; }
}

@media (max-width: 640px) {
  .plant-card { flex-direction: column; }
  .plant-card-img { width: 100%; height: 180px; min-width: unset; }
  .hero-image-wrap img { height: 280px; }
}