:root {
  --canvas: #f7f7f4;
  --canvas-soft: #fafaf7;
  --surface-card: #ffffff;
  --surface-strong: #e6e5e0;
  --primary: #f54e00;
  --primary-active: #d04200;
  --on-primary: #ffffff;
  --hairline: #e6e5e0;
  --hairline-soft: #efeee8;
  --hairline-strong: #cfcdc4;
  --ink: #26251e;
  --body: #5a5852;
  --muted: #807d72;
  --muted-soft: #a09c92;
  --timeline-thinking: #dfa88f;
  --timeline-grep: #9fc9a2;
  --timeline-read: #9fbbe0;
  --timeline-edit: #c0a8dd;
  --timeline-done: #c08532;
  --success: #1f8a65;
  --error: #cf2d56;
  --sans: "Inter", system-ui, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --maxw: 1200px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--body);
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: -0.015em;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  color: var(--ink);
  font-weight: 400;
  margin: 0 0 16px;
}

h1 { font-size: 72px; line-height: 1.1; letter-spacing: -2.16px; }
h2 { font-size: 36px; line-height: 1.2; letter-spacing: -0.72px; }
h3 { font-size: 26px; line-height: 1.25; letter-spacing: -0.325px; }

p { margin: 0 0 16px; }

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

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--canvas);
  padding: 10px 16px;
  border-radius: 8px;
  z-index: 200;
}
.skip-link:focus { left: 16px; top: 16px; }

.section-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.wordmark {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.wordmark::first-letter { color: var(--primary); }
.nav-menu { display: flex; align-items: center; gap: 24px; }
.nav-link {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink);
}
.nav-link:hover { color: var(--primary); text-decoration: none; }
.nav-link-contact {
  background: var(--primary);
  color: var(--on-primary);
  padding: 10px 18px;
  border-radius: 8px;
  height: 40px;
  display: inline-flex;
  align-items: center;
}
.nav-link-contact:hover { background: var(--primary-active); color: var(--on-primary); text-decoration: none; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  display: block;
}

.hero-band { padding: 80px 0; border-bottom: 1px solid var(--hairline); }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero-sub { font-size: 16px; color: var(--body); max-width: 46ch; margin-bottom: 24px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-figure {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--surface-card);
}
.hero-figure img { width: 100%; height: 380px; object-fit: cover; }
figure { margin: 0; }
figcaption {
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
  padding: 8px 12px;
}

.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--on-primary);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 10px 18px;
  height: 40px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}
.button-primary:hover { background: var(--primary-active); color: var(--on-primary); text-decoration: none; }
.button-primary:active { background: var(--primary-active); }
.button-primary:disabled { opacity: 0.6; cursor: default; }

.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-card);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 10px 18px;
  height: 40px;
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  cursor: pointer;
}
.button-secondary:hover { border-color: var(--ink); text-decoration: none; }

.button-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: var(--canvas);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 12px 20px;
  height: 44px;
  border: 0;
  border-radius: 8px;
}
.button-download:hover { color: var(--canvas); opacity: 0.92; text-decoration: none; }

.button-text {
  display: inline-flex;
  align-items: center;
  height: 44px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
}
.button-text:hover { color: var(--primary); text-decoration: none; }

.section { padding: 80px 0; border-bottom: 1px solid var(--hairline); }
.section-head { max-width: 60ch; margin-bottom: 48px; }
.section-head p { color: var(--body); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.feature-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 24px;
}
.feature-card h3 { font-size: 18px; font-weight: 600; letter-spacing: 0; margin-bottom: 8px; }
.feature-card p { font-size: 16px; color: var(--body); margin: 0; }

.badge-pill {
  display: inline-block;
  background: var(--surface-strong);
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  border-radius: 9999px;
  padding: 4px 10px;
}

.plant-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  overflow: hidden;
}
.plant-card img { width: 100%; height: 200px; object-fit: cover; }
.plant-card-body { padding: 20px 24px 24px; }
.plant-card-body h3 { font-size: 22px; line-height: 1.3; letter-spacing: -0.11px; margin-bottom: 8px; }
.plant-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.plant-card-body p { font-size: 16px; color: var(--body); margin: 0; }

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  overflow: hidden;
  font-size: 16px;
}
.spec-table caption {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0 0 12px;
}
.spec-table th, .spec-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--hairline-soft);
}
.spec-table th { color: var(--ink); font-weight: 600; }
.spec-table td { color: var(--body); }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }

.callout {
  background: var(--canvas-soft);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 24px 0;
}
.callout h3 { font-size: 18px; font-weight: 600; letter-spacing: 0; margin-bottom: 8px; }
.callout p { margin: 0; color: var(--body); }

.code-block {
  background: var(--surface-card);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
  margin: 24px 0;
}

.article-wrap { padding: 80px 0; }
.article-header { max-width: 70ch; margin-bottom: 32px; }
.breadcrumb { font-size: 13px; color: var(--muted); margin-bottom: 24px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.article-meta { font-size: 13px; color: var(--muted); margin-bottom: 16px; }
.article-body { max-width: 70ch; }
.article-body h2 { font-size: 26px; letter-spacing: -0.325px; margin-top: 40px; }
.article-body h3 { font-size: 22px; letter-spacing: -0.11px; margin-top: 28px; }
.article-body ul, .article-body ol { color: var(--body); padding-left: 22px; margin: 0 0 16px; }
.article-body li { margin-bottom: 8px; }
.article-figure { margin: 32px 0; border-radius: 12px; overflow: hidden; border: 1px solid var(--hairline); }
.article-figure img { width: 100%; height: 360px; object-fit: cover; }
.related {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
}
.related-links { display: flex; gap: 24px; flex-wrap: wrap; }

.contact-band { padding: 80px 0; border-bottom: 1px solid var(--hairline); }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; }
.contact-info p { color: var(--body); }
.contact-list { list-style: none; padding: 0; margin: 24px 0 0; }
.contact-list li { margin-bottom: 12px; color: var(--body); }
.contact-list strong { color: var(--ink); display: block; font-weight: 600; }

.form-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 32px;
}
.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}
.text-input {
  width: 100%;
  background: var(--surface-card);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  padding: 12px 16px;
  height: 44px;
}
textarea.text-input { height: auto; min-height: 110px; resize: vertical; }
.text-input:focus { outline: 2px solid var(--ink); outline-offset: -1px; border-color: var(--ink); }
.text-input:invalid:not(:placeholder-shown) { border-color: var(--error); }
.form-status {
  display: none;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--success);
}
.form-status.is-visible { display: block; }

.cta-band { padding: 96px 0; text-align: center; border-bottom: 1px solid var(--hairline); }
.cta-band h2 { margin-bottom: 24px; }

.footer { padding: 64px 0 48px; background: var(--canvas); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 24px;
}
.footer-head {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-note { font-size: 14px; color: var(--body); margin-top: 12px; max-width: 32ch; }
.footer-link { font-size: 14px; color: var(--body); }
.footer-link:hover { color: var(--ink); }
.footer-base {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-disclaimer { font-size: 13px; color: var(--muted); margin: 0; max-width: 70ch; }
.footer-copy { font-size: 13px; color: var(--muted); margin: 0; }

.cookie-banner {
  position: fixed;
  left: 24px;
  right: 24px;
  bottom: 24px;
  z-index: 150;
  background: var(--surface-card);
  border: 1px solid var(--hairline-strong);
  border-radius: 12px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: 0 auto;
}
.cookie-text { font-size: 14px; color: var(--body); margin: 0; max-width: 70ch; }
.cookie-actions { display: flex; gap: 12px; }

.legal-wrap { padding: 80px 0; }
.legal-body { max-width: 70ch; }
.legal-body h2 { font-size: 26px; letter-spacing: -0.325px; margin-top: 40px; }
.legal-body ul { color: var(--body); padding-left: 22px; }
.legal-body li { margin-bottom: 8px; }

@media (max-width: 1024px) {
  h1 { font-size: 56px; letter-spacing: -1.5px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-figure img { height: 320px; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    padding: 16px 24px 24px;
  }
  .nav-menu.is-open { display: flex; }
  .nav-link-contact { margin-top: 8px; }
}

@media (max-width: 640px) {
  h1 { font-size: 32px; letter-spacing: -0.8px; }
  h2 { font-size: 28px; letter-spacing: -0.5px; }
  .section, .hero-band, .contact-band, .article-wrap, .legal-wrap { padding: 48px 0; }
  .cta-band { padding: 64px 0; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cookie-banner { flex-direction: column; align-items: flex-start; }
}