/* Variables */
:root {
  --primaire: #0A0A0A;
  --texte: #0A0A0A;
  --texte-doux: #6B6B6B;
  --fond: #FFFFFF;
  --fond-secondaire: #F5F5F3;
  --bordure: rgba(0, 0, 0, 0.10);
  --font-titre: 'Playfair Display', serif;
  --font-corps: 'Lato', sans-serif;
  --section-padding: 100px 48px;
  --max-width: 1200px;
  --radius: 8px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-corps);
  font-weight: 400;
  color: var(--texte);
  background-color: var(--fond);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

/* Layout */
nav,
section,
footer {
  width: 100%;
}

main {
  width: 100%;
}

/* Nav */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 64px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bordure);
  z-index: 100;
  transition: background 0.3s ease;
}

#nav.opaque {
  background: rgba(255, 255, 255, 0.98);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  height: 100%;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-titre);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: 40px;
}

.nav-links a {
  font-family: var(--font-corps);
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--texte-doux);
  transition: color 0.2s ease;
}

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

/* Hero */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}


#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--fond);
  padding-top: 64px;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--section-padding);
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--texte-doux);
  border: 1px solid var(--bordure);
  padding: 6px 14px;
  border-radius: 100px;
  width: fit-content;
  animation: fadeUp 0.6s ease both;
  animation-delay: 0.1s;
}

.hero-badge::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22C55E;
  flex-shrink: 0;
}

.hero-titre {
  font-family: var(--font-titre);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  animation: fadeUp 0.6s ease both;
  animation-delay: 0.25s;
}

.hero-underline {
  position: relative;
  display: inline-block;
}


.hero-sous-titre {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--texte-doux);
  line-height: 1.7;
  max-width: 520px;
  animation: fadeUp 0.6s ease both;
  animation-delay: 0.4s;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeUp 0.6s ease both;
  animation-delay: 0.55s;
}

.btn-plein {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: var(--primaire);
  color: #FFFFFF;
  font-size: 0.9375rem;
  font-weight: 400;
  border-radius: var(--radius);
  transition: opacity 0.2s ease;
}

.btn-plein:hover { opacity: 0.85; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  border: 1px solid var(--bordure);
  font-size: 0.9375rem;
  font-weight: 400;
  border-radius: var(--radius);
  transition: border-color 0.2s ease;
}

.btn-outline:hover { border-color: var(--texte); }


/* Sections communes */
.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--section-padding);
}

.section-titre {
  font-family: var(--font-titre);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-sous-titre {
  font-size: 1rem;
  color: var(--texte-doux);
  margin-bottom: 56px;
}

/* À Propos */
#apropos {
  background: var(--fond);
}

.apropos-contenu {
  display: flex;
  flex-direction: column;
  gap: 16px;
  font-size: 1.125rem;
  color: var(--texte-doux);
  max-width: 800px;
  margin-bottom: 48px;
  line-height: 1.7;
}

.apropos-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 1px solid var(--bordure);
  padding-top: 32px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-chiffre {
  font-family: var(--font-titre);
  font-size: 2rem;
  font-weight: 700;
  color: var(--texte);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--texte-doux);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Réalisations */
#realisations {
  background: var(--fond-secondaire);
}

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

.card {
  background: var(--fond);
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  cursor: default;
}

.card-visual {
  height: 160px;
  margin: -32px -32px 20px -32px;
  border-radius: calc(var(--radius) - 1px) calc(var(--radius) - 1px) 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-titre);
  font-size: 1.25rem;
  font-weight: 700;
}

.card-visual-resto {
  background-color: #1A2E20;
  background-image: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('https://images.unsplash.com/photo-1414235077428-338989a2e8c0?auto=format&fit=crop&q=80&w=600');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #FFFFFF;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.card-visual-jardin {
  background-color: #2A432E;
  background-image: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('https://images.unsplash.com/photo-1558293842-c0fd3db86157?auto=format&fit=crop&q=80&w=600');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #FFFFFF;
  letter-spacing: 0.05em;
  font-style: italic;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.card-visual-vetement {
  background-color: #D4C4B7;
  background-image: linear-gradient(rgba(0,0,0,0.2), rgba(0,0,0,0.2)), url('https://images.unsplash.com/photo-1441984904996-e0b6ba687e04?auto=format&fit=crop&q=80&w=600');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #FFFFFF;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

.card-visual-projet {
  background: #F5F5F3;
  color: var(--texte-doux);
  font-size: 2rem;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.card-dashed {
  border-style: dashed;
  background: transparent;
}

.card-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--texte-doux);
}

.card-titre {
  font-family: var(--font-titre);
  font-size: 1.25rem;
  font-weight: 700;
}

.card-desc {
  font-size: 0.9375rem;
  color: var(--texte-doux);
  line-height: 1.6;
  flex: 1;
}

.card-footer {
  margin-top: 8px;
}

.card-tech {
  font-size: 0.75rem;
  color: var(--texte-doux);
  letter-spacing: 0.04em;
}

.card-link {
  font-size: 0.9375rem;
  font-weight: 400;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Tarifs */
.tarifs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.tarif-card {
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  background: var(--fond);
}

.tarif-populaire {
  border: 1.5px solid var(--primaire);
}

.tarif-badge-pop {
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--primaire);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
}

.tarif-header {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tarif-nom {
  font-family: var(--font-titre);
  font-size: 1.375rem;
  font-weight: 700;
}

.tarif-desc {
  font-size: 0.9rem;
  color: var(--texte-doux);
  line-height: 1.5;
}

.tarif-prix {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.tarif-montant {
  font-family: var(--font-titre);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.tarif-detail {
  font-size: 0.875rem;
  color: var(--texte-doux);
}

.tarif-maintenance {
  font-size: 0.875rem;
  color: var(--texte-doux);
  margin-top: -8px;
}

.tarif-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tarif-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  line-height: 1.4;
}

.tarif-features li::before {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
}

.feat-oui {
  color: var(--texte);
}

.feat-oui::before {
  content: '✓';
  background: #DCFCE7;
  color: #16A34A;
}

.feat-non {
  color: var(--texte-doux);
}

.feat-non::before {
  content: '✕';
  background: #F5F5F3;
  color: #9CA3AF;
}

.tarif-btn {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}

/* Contact */
#contact {
  background: var(--fond-secondaire);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact-intro {
  font-size: 1rem;
  color: var(--texte-doux);
  line-height: 1.7;
  margin-top: 16px;
  margin-bottom: 36px;
  max-width: 360px;
}

.contact-liste {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-liste li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9375rem;
  color: var(--texte-doux);
}

.contact-liste svg {
  flex-shrink: 0;
}

.contact-liste a:hover {
  color: var(--texte);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--texte-doux);
}

.form-group input,
.form-group textarea {
  padding: 12px 16px;
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  background: var(--fond);
  font-size: 0.9375rem;
  transition: border-color 0.2s ease;
  resize: none;
  appearance: none;
}

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

.form-group input.erreur,
.form-group textarea.erreur {
  border-color: #EF4444;
}

/* Custom select */
.select-custom {
  position: relative;
}

.select-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  background: var(--fond);
  font-size: 0.9375rem;
  font-family: var(--font-corps);
  color: var(--texte-doux);
  cursor: pointer;
  transition: border-color 0.2s ease;
  text-align: left;
}

.select-trigger:focus {
  border-color: var(--texte);
  outline: none;
}

.select-trigger svg {
  flex-shrink: 0;
  transition: transform 0.2s ease;
  color: var(--texte-doux);
}

.select-custom.open .select-trigger {
  border-color: var(--texte);
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.select-custom.open .select-trigger svg {
  transform: rotate(180deg);
}

.select-trigger.has-value {
  color: var(--texte);
}

.select-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--fond);
  border: 1px solid var(--texte);
  border-top: none;
  border-bottom-left-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
  z-index: 10;
  overflow: hidden;
}

.select-custom.open .select-dropdown {
  display: block;
}

.select-dropdown li {
  padding: 12px 16px;
  font-size: 0.9375rem;
  font-family: var(--font-corps);
  color: var(--texte);
  cursor: pointer;
  transition: background 0.15s ease;
}

.select-dropdown li:hover {
  background: var(--fond-secondaire);
}

.select-dropdown li.selected {
  font-weight: 700;
}

.form-submit {
  width: 100%;
  justify-content: center;
  cursor: pointer;
}

.form-erreur {
  font-size: 0.875rem;
  color: #EF4444;
  min-height: 20px;
}

/* Footer */
#footer {
  border-top: 1px solid var(--bordure);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-nom {
  font-family: var(--font-titre);
  font-size: 0.9375rem;
  font-weight: 700;
}

.footer-copy {
  font-size: 0.875rem;
  color: var(--texte-doux);
}

/* Scroll reveal classes */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile — breakpoint 768px */
@media (max-width: 767px) {
  :root {
    --section-padding: 60px 20px;
  }

  /* Nav */
  .nav-inner {
    padding: 0 20px;
    justify-content: center;
  }

  .nav-links {
    display: none;
  }

  /* Hero */
  .hero-inner {
    gap: 24px;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn-plein,
  .btn-outline {
    width: 100%;
    justify-content: center;
  }

  /* À Propos */
  .apropos-stats {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* Réalisations */
  .realisations-grid {
    grid-template-columns: 1fr;
  }

  /* Tarifs */
  .tarifs-grid {
    grid-template-columns: 1fr;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-intro {
    max-width: 100%;
  }

  /* Footer */
  .footer-inner {
    padding: 24px 20px;
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}