:root {
  --bg: #f6f4ed;
  --surface: #fffdf8;
  --surface-soft: #eaf0ea;
  --text: #173b2b;
  --text-strong: #102a20;
  --muted: #5e6c64;
  --accent: #3f7d5a;
  --accent-dark: #265a3d;
  --line: #d7dfd8;
  --dark: #173b2b;
  --white: #fff;
  --shadow: 0 18px 45px rgba(23, 59, 43, 0.10);
  --radius-sm: 0.75rem;
  --radius-md: 1.25rem;
  --radius-lg: 2rem;
  --container: 1180px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-underline-offset: 0.22em;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid #d2a85b;
  outline-offset: 4px;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  transform: translateY(-160%);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--white);
  background: var(--text-strong);
}

.skip-link:focus {
  transform: none;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid transparent;
  background: rgba(246, 244, 237, 0.91);
  backdrop-filter: blur(14px);
}

.site-header.is-scrolled {
  border-color: var(--line);
}

.header-inner {
  min-height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
}

.brand-mark {
  width: 2.35rem;
  height: 2.35rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  color: var(--text-strong);
  font-size: 1rem;
  line-height: 1.25;
}

.brand small {
  margin-top: 0.12rem;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.015em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.45rem;
}

.main-nav a {
  color: var(--text);
  font-size: 0.93rem;
  font-weight: 650;
  text-decoration: none;
}

.main-nav a:not(.nav-cta):hover {
  color: var(--accent-dark);
}

.nav-cta {
  padding: 0.65rem 1rem;
  border-radius: 999px;
  color: var(--white) !important;
  background: var(--accent-dark);
}

.menu-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.65rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
}

.menu-toggle span:not(.sr-only) {
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background: var(--text);
}

.hero {
  padding: clamp(4rem, 9vw, 8rem) 0 5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.65fr);
  gap: clamp(2.5rem, 7vw, 7rem);
  align-items: center;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow.light {
  color: #cfe7d6;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--text-strong);
  font-weight: 760;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

h1 {
  max-width: 12ch;
  margin-bottom: 1.5rem;
  font-size: clamp(3rem, 7.1vw, 6.8rem);
}

h2 {
  margin-bottom: 1.1rem;
  font-size: clamp(2rem, 4.6vw, 4rem);
}

h3 {
  margin-bottom: 0.7rem;
  font-size: 1.35rem;
}

.hero-lead {
  max-width: 42rem;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.8vw, 1.3rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.2rem;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 760;
  text-align: center;
  text-decoration: none;
  transition: transform 150ms ease, background-color 150ms ease, border-color 150ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--white);
  background: var(--accent-dark);
}

.button-primary:hover {
  background: #1e4932;
}

.button-secondary {
  border-color: var(--line);
  background: var(--surface);
}

.button-secondary:hover {
  border-color: #b7c6ba;
}

.button-full {
  width: 100%;
}

.availability {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 1.3rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.availability span {
  width: 0.7rem;
  height: 0.7rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #5f9b70;
  box-shadow: 0 0 0 0.35rem rgba(95, 155, 112, 0.15);
}

.hero-card {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-card h2 {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.card-kicker {
  margin: 0 0 0.8rem;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.check-list {
  display: grid;
  gap: 0.9rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 1.75rem;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-dark);
  font-weight: 900;
}

.trust-strip {
  border-block: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.58);
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem 1.9rem;
  padding-block: 1rem;
}

.trust-list span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.section {
  padding: clamp(4.5rem, 9vw, 8rem) 0;
}

.section-tinted {
  background: var(--surface-soft);
}

.section-dark {
  color: var(--white);
  background: var(--dark);
}

.section-dark h2 {
  color: var(--white);
}

.section-heading {
  max-width: 54rem;
  margin-bottom: 3rem;
}

.section-heading.compact {
  margin-bottom: 0;
}

.section-heading > p:last-child {
  max-width: 46rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.service-card {
  min-height: 19rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.service-card p {
  color: var(--muted);
}

.service-number {
  display: inline-block;
  margin-bottom: 4rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.approach-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}

.principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.principles article {
  padding: 1.35rem;
  border-top: 1px solid #bccbbf;
}

.principles p {
  margin-bottom: 0;
  color: var(--muted);
}

.gardener-layout {
  display: grid;
  grid-template-columns: minmax(17rem, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(2.5rem, 7vw, 7rem);
  align-items: start;
}

.gardener {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.gardener-choices {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
}

.gardener-choices button {
  min-height: 7rem;
  padding: 1.25rem;
  border: 0;
  cursor: pointer;
  color: var(--text);
  background: var(--surface);
  font-weight: 760;
  text-align: left;
}

.gardener-choices button:hover,
.gardener-choices button.is-active {
  color: var(--white);
  background: var(--accent-dark);
}

.gardener-result {
  min-height: 13rem;
  padding: 2rem;
  background: #f4f7f3;
}

.gardener-result h3 {
  font-size: 1.75rem;
}

.gardener-result p:last-child {
  max-width: 42rem;
  color: var(--muted);
}

.result-label {
  margin: 0 0 0.55rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.result-link {
  display: inline-flex;
  margin-top: 0.5rem;
  color: var(--accent-dark);
  font-weight: 800;
}

.split-callout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(2rem, 7vw, 7rem);
  align-items: end;
}

.split-callout p:last-child {
  margin: 0;
  color: #dce9df;
  font-size: 1.08rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(2.5rem, 8vw, 8rem);
  align-items: start;
}

.contact-details {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.contact-details p {
  margin: 0.4rem 0;
  color: var(--muted);
}

.contact-form {
  padding: clamp(1.3rem, 4vw, 2.2rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  margin-bottom: 0.45rem;
  font-weight: 760;
}

.field label span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #c8d3ca;
  border-radius: 0.7rem;
  color: var(--text);
  background: #fff;
}

input,
select {
  min-height: 3rem;
  padding: 0 0.85rem;
}

textarea {
  min-height: 10rem;
  padding: 0.8rem;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  margin: 1rem 0 1.35rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.consent input {
  width: 1.1rem;
  min-height: auto;
  height: 1.1rem;
  margin-top: 0.22rem;
  flex: 0 0 auto;
}

.form-note {
  margin: 0.85rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

.honeypot {
  position: absolute !important;
  left: -9999px !important;
}

.site-footer {
  padding: 3rem 0;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}

.footer-brand {
  margin-bottom: 0.75rem;
}

.footer-inner p {
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links a {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 700;
}

.copyright {
  grid-column: 1 / -1;
  margin: 1rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
}

.notice {
  margin: 1rem 0;
  padding: 1rem;
  border-left: 4px solid var(--accent);
  background: var(--surface-soft);
}

.legal {
  max-width: 760px;
  padding-block: 4rem;
}

.legal h1 {
  max-width: none;
  font-size: clamp(2.5rem, 7vw, 5rem);
}

.legal h2 {
  margin-top: 2.5rem;
  font-size: 1.7rem;
}

.legal code {
  padding: 0.12rem 0.3rem;
  border-radius: 0.25rem;
  background: #edf0ec;
}

@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 1rem;
    left: 1rem;
    display: none;
    align-items: stretch;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: grid;
  }

  .main-nav a {
    padding: 0.6rem 0.75rem;
  }

  .nav-cta {
    text-align: center;
  }

  .hero-grid,
  .approach-grid,
  .gardener-layout,
  .split-callout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-card {
    max-width: 38rem;
  }

  .split-callout {
    align-items: start;
  }
}

@media (max-width: 620px) {
  .brand small {
    display: none;
  }

  .hero {
    padding-top: 3.5rem;
  }

  h1 {
    font-size: clamp(2.7rem, 15vw, 4.7rem);
  }

  .service-grid,
  .principles,
  .gardener-choices,
  .field-row {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 0;
  }

  .service-number {
    margin-bottom: 2rem;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .copyright {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}

/* Bouton flottant de retour en haut */
.back-to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 1000;

  display: flex;
  align-items: center;
  justify-content: center;

  width: 3rem;
  height: 3rem;
  padding: 0;

  color: #ffffff;
  background: rgba(47, 96, 72, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  box-shadow: 0 0.4rem 1.2rem rgba(24, 52, 39, 0.18);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);

  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(0.75rem);

  transition:
    opacity 180ms ease,
    visibility 180ms ease,
    transform 180ms ease,
    background-color 180ms ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: rgba(47, 96, 72, 0.9);
  transform: translateY(-0.15rem);
}

.back-to-top:focus-visible {
  outline: 3px solid rgba(47, 96, 72, 0.35);
  outline-offset: 4px;
}

.back-to-top svg {
  width: 1.4rem;
  height: 1.4rem;
}

@media (max-width: 600px) {
  .back-to-top {
    width: 2.75rem;
    height: 2.75rem;
    right: 1rem;
    bottom: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .back-to-top {
    transition: none;
  }

  html {
    scroll-behavior: auto;
  }
}