/* ===== Palette Solar Bright ===== */
:root {
  --color-primary: #0EA5E9;          /* Bleu ciel énergie */
  --color-primary-dark: #0284C7;
  --color-primary-light: #38BDF8;
  --color-accent: #FBBF24;            /* Jaune solaire CTA */
  --color-accent-dark: #F59E0B;
  --color-neutral: #0F172A;           /* Slate dark */
  --color-neutral-soft: #334155;
  --color-muted: #64748B;
  --color-bg: #F8FAFC;                /* Blanc-bleu clair */
  --color-bg-alt: #E2E8F0;
  --color-border: #CBD5E1;

  --font-heading: 'Manrope', system-ui, sans-serif;
  --font-body: 'Lato', system-ui, sans-serif;

  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 14px rgba(14, 165, 233, 0.10);
  --shadow-lg: 0 16px 40px rgba(14, 165, 233, 0.18);

  --container-max: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-neutral);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-neutral);
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); margin-bottom: 1rem; }
h3 { font-size: 1.3rem; margin-bottom: 0.5rem; font-weight: 600; }

p { margin-bottom: 1rem; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.15s ease;
}
a:hover { color: var(--color-primary-dark); }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ===== Header ===== */
.site-header {
  background: rgba(248, 250, 252, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 1rem 0;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.site-header .logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--color-neutral);
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-header .logo .sun {
  display: inline-block;
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  border-radius: 50%;
  box-shadow: 0 0 16px rgba(251, 191, 36, 0.5);
}

.site-header nav ul {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  align-items: center;
}

.site-header nav a {
  color: var(--color-neutral-soft);
  font-weight: 600;
  font-size: 0.95rem;
}

.site-header nav a:hover { color: var(--color-primary); }

.btn-nav {
  background: var(--color-accent);
  color: var(--color-neutral) !important;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  transition: all 0.15s ease;
}

.btn-nav:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 6rem 0 5rem;
  background-image:
    linear-gradient(135deg, rgba(2, 132, 199, 0.85) 0%, rgba(14, 165, 233, 0.65) 100%),
    url('https://images.pexels.com/photos/12243093/pexels-photo-12243093.jpeg?auto=compress&cs=tinysrgb&w=1600');
  background-size: cover;
  background-position: center;
  color: #fff;
}

.hero .container { text-align: center; position: relative; z-index: 2; }
.hero h1 { color: #fff; margin-bottom: 1.25rem; text-shadow: 0 2px 16px rgba(0,0,0,0.25); }
.hero h1 em { color: var(--color-accent); font-style: normal; font-weight: 800; }
.hero .subtitle {
  color: rgba(255,255,255,0.92);
  font-size: 1.15rem;
  max-width: 700px;
  margin: 0 auto 2rem;
}
.hero .cta-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-sub {
  padding: 4rem 0 3rem;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}
.hero-sub .container { text-align: center; }
.hero-sub h1 { margin-bottom: 1rem; }

/* ===== Boutons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.85rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.18s ease;
  text-decoration: none;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-neutral);
  box-shadow: var(--shadow-sm), 0 4px 16px rgba(251, 191, 36, 0.3);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  color: var(--color-neutral);
  box-shadow: var(--shadow-md), 0 8px 24px rgba(245, 158, 11, 0.4);
  transform: translateY(-2px);
}
.btn-secondary {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.4);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.25);
  color: #fff;
  border-color: #fff;
}

section { padding: 4.5rem 0; }
section.alt { background: var(--color-bg-alt); }

.section-title { text-align: center; margin-bottom: 3rem; }
.section-title h2 { margin-bottom: 0.75rem; }
.section-title p {
  color: var(--color-neutral-soft);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto;
}

/* ===== Cartes ===== */
.grid { display: grid; gap: 1.5rem; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card {
  background: #fff;
  padding: 2rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all 0.22s ease;
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--color-primary-light);
}
.card .icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.12) 0%, rgba(251, 191, 36, 0.18) 100%);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1rem;
}
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--color-neutral-soft); font-size: 0.95rem; margin-bottom: 0; }

/* ===== Steps ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.step { text-align: center; }
.step .number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #fff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.6rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.3);
}
.step h3 { margin-bottom: 0.5rem; }
.step p { color: var(--color-neutral-soft); font-size: 0.95rem; }

/* ===== Villes ===== */
.cities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5rem 1.25rem;
  margin-top: 2rem;
}
.cities-grid a {
  padding: 0.5rem 0;
  color: var(--color-neutral-soft);
  font-size: 0.95rem;
  border-bottom: 1px solid transparent;
  transition: all 0.15s ease;
}
.cities-grid a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ===== CTA band ===== */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  text-align: center;
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.4) 0%, transparent 70%);
  pointer-events: none;
}
.cta-band h2 { color: #fff; margin-bottom: 1rem; }
.cta-band p { color: rgba(255,255,255,0.92); max-width: 640px; margin: 0 auto 2rem; font-size: 1.05rem; }
.cta-band .container { position: relative; z-index: 1; }

/* ===== FAQ ===== */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.faq-item[open] {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}
.faq-item summary {
  cursor: pointer;
  padding: 1.15rem 1.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-neutral);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.6rem;
  color: var(--color-primary);
  font-weight: 400;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--color-primary); }
.faq-item .answer {
  padding: 0 1.5rem 1.25rem;
  color: var(--color-neutral-soft);
  line-height: 1.7;
}

/* ===== Section illustrée ===== */
.illustrated {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.illustrated .image {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4/3;
}
.illustrated .image img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
@media (max-width: 900px) {
  .illustrated { grid-template-columns: 1fr; gap: 2rem; }
  .illustrated .image { aspect-ratio: 16/10; }
}

/* ===== Breadcrumb ===== */
.breadcrumb { padding: 1rem 0 0; font-size: 0.9rem; color: var(--color-muted); }
.breadcrumb a { color: var(--color-muted); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { margin: 0 0.5rem; opacity: 0.5; }

/* ===== Page ville ===== */
.page-header {
  padding: 3rem 0 2rem;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}
.page-header h1 { margin-bottom: 0.5rem; }
.page-header .zip {
  display: inline-block;
  background: rgba(14, 165, 233, 0.1);
  color: var(--color-primary);
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
}

.content-block { max-width: 760px; margin: 0 auto; }
.content-block h2 { margin-top: 2.5rem; }
.content-block p { color: var(--color-neutral-soft); }
.content-block ul { margin: 1rem 0 1rem 1.5rem; color: var(--color-neutral-soft); }
.content-block li { margin-bottom: 0.4rem; }

.nearby-cities {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--color-border);
}

/* ===== Formulaire (smooth) ===== */
.contact-form {
  max-width: 640px;
  margin: 0 auto;
  background: #fff;
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(14, 165, 233, 0.08), 0 1px 2px rgba(15, 23, 42, 0.04);
  border: 1px solid var(--color-border);
}
.contact-form h3 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--color-bg-alt);
  font-weight: 700;
}
.contact-form > h3 + label,
.contact-form > div + h3 { margin-top: 2rem; }

.contact-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  color: var(--color-neutral);
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 0.85rem 0.95rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  margin-bottom: 1rem;
  background: #fff;
  color: var(--color-neutral);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-muted);
  opacity: 0.7;
}
.contact-form input:hover,
.contact-form textarea:hover,
.contact-form select:hover {
  border-color: var(--color-primary-light);
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.14);
}
.contact-form input.is-valid {
  border-color: #10B981;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2310B981' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px;
  padding-right: 2.5rem;
}
.contact-form input.is-loading {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%230EA5E9' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 12a9 9 0 1 1-6.2-8.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px;
  padding-right: 2.5rem;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }

.contact-form textarea { min-height: 130px; resize: vertical; line-height: 1.6; }

.contact-form .form-row { display: grid; gap: 1rem; }
.contact-form .form-row.cols-2 { grid-template-columns: 1fr 1fr; }
.contact-form .form-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.contact-form .form-row.cp-ville { grid-template-columns: 130px 1fr; }

@media (max-width: 540px) {
  .contact-form { padding: 1.75rem 1.25rem; }
  .contact-form .form-row.cols-2,
  .contact-form .form-row.cols-3,
  .contact-form .form-row.cp-ville { grid-template-columns: 1fr; }
}

.contact-form .help {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin: -0.5rem 0 1rem;
  line-height: 1.4;
}

.contact-form .checkbox-row {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  margin: 0.5rem 0 1.5rem;
  cursor: pointer;
  padding: 0.85rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  transition: background 0.15s ease;
}
.contact-form .checkbox-row:hover { background: #D6DEEA; }
.contact-form .checkbox-row input[type="checkbox"] {
  width: auto;
  margin: 0.2rem 0 0;
  flex-shrink: 0;
  accent-color: var(--color-primary);
}
.contact-form .checkbox-row span {
  font-size: 0.88rem;
  color: var(--color-neutral-soft);
  line-height: 1.55;
}

.contact-form .btn {
  width: 100%;
  padding: 1rem;
  font-size: 1.05rem;
  position: relative;
}
.contact-form .btn .spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(15,23,42,0.25);
  border-top-color: var(--color-neutral);
  border-radius: 50%;
  margin-right: 0.6rem;
  animation: spin 0.8s linear infinite;
}
.contact-form .btn.is-submitting .spinner { display: inline-block; }
.contact-form .btn.is-submitting .label-default { display: none; }
.contact-form .btn:disabled { opacity: 0.7; cursor: not-allowed; }

.contact-form .reassure {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}
.contact-form .reassure-item {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-muted);
}
.contact-form .reassure-item strong {
  display: block;
  color: var(--color-primary);
  font-size: 0.95rem;
  margin-bottom: 2px;
  font-weight: 700;
}

.contact-form .error-box {
  background: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
}
.contact-form .error-box strong { display: block; margin-bottom: 0.4rem; }
.contact-form .error-box ul { margin: 0; padding-left: 1.25rem; font-size: 0.92rem; }
.contact-form .error-box li { margin-bottom: 0.2rem; }

/* ===== Footer ===== */
.site-footer {
  background: var(--color-neutral);
  color: rgba(255,255,255,0.75);
  padding: 3.5rem 0 2rem;
  margin-top: 5rem;
}
.site-footer .footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}
.site-footer h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 0.75rem;
  font-weight: 700;
}
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 0.4rem; }
.site-footer a { color: rgba(255,255,255,0.7); font-size: 0.95rem; }
.site-footer a:hover { color: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .site-header nav ul { gap: 1rem; }
  .site-header nav a:not(.btn-nav) { display: none; }
  .hero { padding: 4rem 0 3rem; }
  section { padding: 3rem 0; }
}


/* ============================================
   SEO Text Block — place haut dans le DOM (apres <nav>)
   Repositionne visuellement en bas via CSS
   ============================================ */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.site-header { order: 1; }
main { order: 2; flex: 1 0 auto; }
.site-footer { order: 3; }
.seo-text-block {
  order: 99; /* tout en bas visuellement */
  background: #f8f9fa;
  border-top: 1px solid #e9ecef;
  padding: 24px 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: #4a5566;
}
.seo-text-block p {
  max-width: 820px;
  margin: 0 auto;
}