:root {
  --surface: #faf7f2;
  --bg-warm: #f0ebe0;
  --beige: #f5f0e8;
  --card: #ffffff;
  --line: #d4c9b0;
  --green-900: #27500a;
  --green-700: #3b6d11;
  --green-500: #639922;
  --green-200: #c0dd97;
  --green-50: #eaf3de;
  --text: #3a3a36;
  --text-soft: #5f5e5a;
  --muted: #888780;
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--surface);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--green-700);
}

.icon {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: -0.125em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- Top navigation ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 14px 24px;
  background: var(--beige);
  border-bottom: 1px solid var(--line);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  color: var(--green-700);
}

.nav-logo .icon {
  font-size: 20px;
  stroke: var(--green-500);
}

.nav-links {
  display: flex;
  gap: 20px;
  font-size: 13px;
}

.nav-links a {
  color: var(--text-soft);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--green-700);
}

.nav-btn {
  background: var(--green-700);
  color: var(--green-50);
  border: none;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ---------- Buttons (pills) ---------- */
.button,
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1.5px solid var(--line);
  background: var(--card);
  color: var(--text);
}

.button.primary,
.btn-primary {
  background: var(--green-700);
  color: var(--green-50);
  border-color: transparent;
}

.btn-secondary {
  background: transparent;
  color: var(--green-700);
  border-color: var(--green-500);
}

.link-button {
  background: none;
  border: 0;
  color: var(--green-700);
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-decoration: underline;
}

/* ---------- Hero ---------- */
.hero {
  background: var(--bg-warm);
  padding: 56px 24px 52px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-tag {
  background: var(--green-200);
  color: var(--green-900);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: 0.03em;
}

.hero h1 {
  font-size: clamp(28px, 5vw, 38px);
  font-weight: 600;
  color: var(--green-900);
  line-height: 1.2;
  max-width: 540px;
  margin: 0 0 16px;
}

.hero-lead {
  font-size: 16px;
  color: var(--text-soft);
  max-width: 440px;
  margin: 0 0 28px;
}

.hero-btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 8px;
}

.download-hint {
  color: var(--muted);
  font-size: 12px;
  margin: 4px 0 36px;
  max-width: 460px;
}

/* ---------- Hero visual (app mockup) ---------- */
.hero-visual {
  width: 100%;
  max-width: 520px;
  background: var(--card);
  border-radius: 16px;
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: 0 20px 50px rgb(70 60 40 / 0.12);
}

.hero-visual-bar {
  background: #e8e2d6;
  padding: 9px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.hero-visual-content {
  padding: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.plant-card {
  background: var(--beige);
  border-radius: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  text-align: left;
}

.plant-icon {
  font-size: 24px;
  margin-bottom: 6px;
}

.plant-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--green-900);
}

.plant-signal {
  font-size: 11px;
  color: var(--muted);
  margin-top: 2px;
}

.plant-badge {
  display: inline-block;
  margin-top: 8px;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

.badge-acid {
  background: #faeeda;
  color: #633806;
}
.badge-moist {
  background: #e1f5ee;
  color: #085041;
}
.badge-compact {
  background: #faece7;
  color: #712b13;
}
.badge-neutral {
  background: var(--green-50);
  color: var(--green-900);
}

.result-bar {
  grid-column: 1 / -1;
  background: var(--green-50);
  border-radius: 10px;
  padding: 12px 14px;
  border: 1px solid var(--green-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.result-bar .label {
  font-size: 12px;
  color: var(--green-700);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.result-bar .value {
  font-size: 13px;
  color: var(--green-900);
  font-weight: 600;
}

/* ---------- Generic section ---------- */
.section {
  padding: 48px 24px;
}

.section.alt {
  background: var(--bg-warm);
}

.section-inner {
  max-width: 640px;
  margin: 0 auto;
}

.section-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--green-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  margin-bottom: 8px;
}

.section-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--green-900);
  text-align: center;
  margin: 0 0 32px;
}

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

.step-card {
  background: var(--card);
  border-radius: 14px;
  border: 1px solid var(--line);
  padding: 22px 16px;
  text-align: center;
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--green-50);
  color: var(--green-700);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}

.step-icon {
  font-size: 22px;
  margin-bottom: 8px;
  color: var(--green-500);
}

.step-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--green-900);
  margin-bottom: 6px;
}

.step-text {
  font-size: 12px;
  color: var(--muted);
}

/* ---------- Features ---------- */
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.feature-card {
  background: var(--card);
  border-radius: 14px;
  border: 1px solid var(--line);
  padding: 18px 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.feature-icon-wrap {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--green-50);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--green-700);
  font-size: 18px;
}

.feature-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--green-900);
  margin-bottom: 4px;
}

.feature-text {
  font-size: 12px;
  color: var(--muted);
}

/* ---------- Footer ---------- */
.site-footer {
  background: #e8e2d6;
  border-top: 1px solid var(--line);
  padding: 28px 24px;
}

.site-footer-inner {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}

.plantnet-badge img {
  height: 40px;
  width: auto;
  display: block;
}

.plantnet-note {
  font-size: 11px;
  color: var(--muted);
  max-width: 60ch;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  font-size: 12px;
  color: var(--muted);
}

.footer-links a,
.footer-links .link-button {
  color: var(--text-soft);
  font-size: 12px;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--green-700);
}

/* ---------- Generic content shell (legal pages, app, docs fallback) ---------- */
.shell {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--green-500);
  font-size: 0.8rem;
  font-weight: 600;
}

.topbar {
  margin-bottom: 1.25rem;
}

.topbar a {
  color: var(--green-700);
  text-decoration: none;
  font-size: 0.9rem;
}

.prose {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.75rem 1.75rem 1rem;
}

.prose h1 {
  margin-top: 0;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  color: var(--green-900);
}

.prose h2 {
  margin-top: 1.75rem;
  font-size: 1.2rem;
  color: var(--green-900);
}

.prose p,
.prose li {
  color: var(--text-soft);
  line-height: 1.7;
}

.prose a {
  color: var(--green-700);
}

.prose .muted,
.muted {
  color: var(--muted);
  font-size: 0.85rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.25rem;
}

.card h2 {
  margin-top: 0;
  color: var(--green-900);
}

.footer {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer a {
  color: var(--green-700);
}

.footer .link-button {
  background: none;
  border: 0;
  color: var(--green-700);
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-decoration: underline;
}

.auth-form {
  display: grid;
  gap: 0.85rem;
  max-width: 24rem;
  margin: 1.25rem 0;
}

.auth-form label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.auth-form input {
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  font-size: 1rem;
  background: var(--card);
  color: var(--text);
}

.auth-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin: 1rem 0;
}

.error {
  color: #b3261e;
}

.ok {
  color: var(--green-700);
}

[hidden] {
  display: none !important;
}

.plantnet-badge.inline img {
  height: 44px;
}

/* ---------- Cookie consent banner ---------- */
.consent-banner {
  align-items: flex-end;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 18px 60px rgb(70 60 40 / 0.18);
  display: flex;
  gap: 1rem;
  inset: auto 1rem 1rem 1rem;
  margin: 0 auto;
  max-width: 720px;
  padding: 1rem 1.25rem;
  position: fixed;
  z-index: 20;
}

.consent-copy {
  flex: 1;
}

.consent-copy strong {
  color: var(--green-900);
}

.consent-copy p {
  color: var(--text-soft);
  line-height: 1.5;
  margin: 0.4rem 0;
  font-size: 0.9rem;
}

.consent-copy details {
  color: var(--muted);
  font-size: 0.85rem;
}

.consent-copy summary {
  color: var(--green-700);
  cursor: pointer;
}

.consent-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: flex-end;
}

.consent-actions .button {
  padding: 8px 16px;
  font-size: 13px;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .nav {
    flex-wrap: wrap;
    justify-content: space-between;
    row-gap: 12px;
  }

  .nav-links {
    order: 3;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px 18px;
    padding-top: 10px;
    border-top: 1px solid var(--line);
  }

  .hero-visual-content {
    grid-template-columns: 1fr;
  }

  .steps-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }

  .consent-banner {
    align-items: stretch;
    flex-direction: column;
  }

  .consent-actions {
    justify-content: stretch;
  }

  .consent-actions .button {
    justify-content: center;
    flex: 1;
  }
}