:root {
  --contrast: #222;
  --contrast-2: #575760;
  --accent: #1e73be;
  --accent-dark: #155a94;
  --base: #f0f0f0;
  --base-2: #f7f8f9;
  --white: #fff;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-head: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --container: 1200px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--contrast);
  background: var(--base-2);
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); }
a:hover { color: var(--accent-dark); }
.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }

.skip-link {
  position: absolute; left: -9999px; z-index: 9999;
  padding: 0.5rem 1rem; background: var(--accent); color: var(--white);
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* Header */
.site-header { background: var(--white); box-shadow: var(--shadow); position: sticky; top: 0; z-index: 100; }
.header-top { border-bottom: 1px solid var(--base); }
.header-top__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.75rem 0; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; color: var(--contrast); font-family: var(--font-head); font-weight: 700; font-size: 1.1rem; }
.brand img { border-radius: 8px; }
.header-contact { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.header-contact__item {
  display: flex; align-items: center; gap: 0.5rem;
  text-decoration: none; color: var(--contrast); font-weight: 500; font-size: 0.95rem;
}
.header-contact__icon {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--accent); color: var(--white);
  display: flex; align-items: center; justify-content: center;
}

.header-nav { padding: 0.5rem 0; }
.header-nav .container { display: flex; align-items: center; }
.nav-toggle {
  display: none; align-items: center; gap: 0.5rem;
  background: none; border: 1px solid var(--base); padding: 0.5rem 1rem;
  border-radius: 6px; cursor: pointer; margin-left: auto;
}
.main-nav__list {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 0.25rem 1.25rem;
}
.main-nav a {
  text-decoration: none; color: var(--contrast); font-weight: 500;
  padding: 0.5rem 0; border-bottom: 2px solid transparent;
}
.main-nav a:hover, .main-nav a.is-active { color: var(--accent); border-bottom-color: var(--accent); }
.main-nav .submenu {
  display: none; position: absolute; background: var(--white);
  min-width: 280px; box-shadow: var(--shadow); border-radius: 6px;
  padding: 0.5rem 0; list-style: none; margin: 0; z-index: 200;
}
.main-nav .has-submenu { position: relative; }
.main-nav .has-submenu:hover > .submenu { display: block; }
.main-nav .submenu a { display: block; padding: 0.6rem 1.25rem; border: none; font-size: 0.9rem; }
.main-nav .submenu a:hover { background: #f0f7ff; }
.main-nav .submenu .submenu { left: 100%; top: 0; }

/* Hero — gradient only (LCP = img.hero__figure, pas de background-image) */
.hero {
  background: linear-gradient(135deg, rgba(30, 115, 190, 0.95), rgba(21, 90, 148, 0.92));
  background-color: var(--accent);
  color: var(--white); padding: 4rem 0 5rem; min-height: 320px;
  display: flex; align-items: center;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
}
.hero__badge, .hero__slogan { font-weight: 600; margin: 0 0 0.5rem; }
.hero__slogan { font-size: 1.05rem; color: #ffe082; }
.hero__lead { font-size: 1.05rem; max-width: 52ch; }
.hero__figure img { border-radius: 12px; box-shadow: 0 12px 40px rgba(0,0,0,0.25); }
.seo-keywords-bar {
  font-size: 0.85rem; opacity: 0.9; margin: 1rem 0;
  padding: 0.5rem 0.75rem; background: rgba(0,0,0,0.2); border-radius: 6px;
}
.hero__eyebrow a { color: var(--white); font-weight: 600; text-decoration: none; }
.hero__line { border: none; border-top: 2px solid rgba(255,255,255,0.5); width: 80px; margin: 1rem 0; }
.hero h1 { font-family: var(--font-head); font-size: clamp(1.75rem, 4vw, 2.5rem); line-height: 1.2; margin: 0 0 1.5rem; max-width: 640px; }
.btn {
  display: inline-block; padding: 0.75rem 1.5rem; border-radius: 4px;
  font-weight: 600; text-decoration: none; transition: transform 0.15s, background 0.15s;
}
.btn--primary { background: var(--white); color: var(--accent); }
.btn--primary:hover { background: var(--base-2); color: var(--accent-dark); transform: translateY(-1px); }

/* Stats */
.stats-section { padding: 3rem 0; background: var(--white); }
.stats-section__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center;
}
@media (max-width: 768px) { .stats-section__grid { grid-template-columns: 1fr; } }
.stats-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.stat-card {
  background: var(--base-2); padding: 1.5rem; border-radius: 8px; text-align: center;
}
.stat-card__number { display: block; font-size: 2rem; font-weight: 700; color: var(--accent); font-family: var(--font-head); }
.experience-block {
  display: flex; gap: 1.5rem; align-items: flex-start;
}
.experience-block__year {
  font-size: 3rem; font-weight: 700; color: var(--accent);
  font-family: var(--font-head); line-height: 1;
}
.experience-block__label { font-weight: 600; margin: 0; }
.experience-block h2 { margin: 0.5rem 0 0; font-size: 1.5rem; }

/* Sections */
.section { padding: 3rem 0; }
.section--light { background: var(--white); }
.section--regions { background: var(--base); }
.section--cta { background: var(--accent); color: var(--white); text-align: center; }
.section--cta a { color: var(--white); }
.cta-banner h2 { margin-top: 0; }
.two-col {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start;
}
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }
.placeholder-media {
  min-height: 280px; background: linear-gradient(135deg, #e8eef4, #d0dce8);
  border-radius: 8px;
}
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1.5rem 0; }
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li::before { content: "✓ "; color: var(--accent); font-weight: 700; }
.check-list a { text-decoration: none; color: var(--contrast); font-weight: 600; }
.check-list a:hover { color: var(--accent); }
.prose { max-width: 720px; }
.prose h2 { font-family: var(--font-head); color: var(--accent); margin-top: 2rem; }
.gallery {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem; justify-items: center;
}
.gallery img { border-radius: 8px; box-shadow: var(--shadow); }

/* Regions */
.section-title { text-align: center; }
.section-title a { color: var(--accent); text-decoration: none; }
.region-block { margin: 2rem 0; padding: 1.5rem; background: var(--white); border-radius: 8px; }
.region-block h3 { margin-top: 0; }
.region-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.region-card {
  background: var(--white);
  padding: 1.25rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.region-card h3 { margin: 0 0 0.5rem; font-size: 1rem; }
.region-card p { margin: 0; font-size: 0.9rem; color: var(--contrast-2); }
.commune-grid {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 0.35rem 1rem;
}
.commune-grid a { text-decoration: none; color: var(--contrast-2); font-size: 0.9rem; }
.commune-grid a:hover { color: var(--accent); }
.commune-grid i { color: var(--accent); margin-right: 0.35rem; width: 1em; }

/* Page hero */
.page-hero {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--white); padding: 2.5rem 0;
}
.page-hero h1 { margin: 0 0 0.5rem; font-family: var(--font-head); }
.page-hero__lead { opacity: 0.95; margin: 0 0 1rem; }
.breadcrumb { font-size: 0.9rem; opacity: 0.9; }
.breadcrumb a { color: var(--white); }
.page-hero--with-photo { padding: 2rem 0 1rem; }
.page-hero--with-photo .hero__grid { align-items: center; }
.page-hero--with-photo .breadcrumb a { color: #bbdefb; }
.hero__caption { margin-top: 0.5rem; font-size: 0.8rem; text-align: center; opacity: 0.9; }
.section--photo-strip { background: var(--base-2); padding: 2rem 0; }
.photo-strip { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
@media (min-width: 768px) { .photo-strip { grid-template-columns: repeat(4, 1fr); } }
.photo-strip__item { margin: 0; border-radius: 10px; overflow: hidden; box-shadow: var(--shadow); background: var(--white); }
.photo-strip__item img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.photo-strip__item figcaption { padding: 0.5rem 0.65rem; font-size: 0.72rem; background: var(--white); }
.section--photo-gallery .seo-block__title { font-size: 1.2rem; }
.commune-inline-photos { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1rem 0 1.25rem; }
@media (max-width: 600px) { .commune-inline-photos { grid-template-columns: 1fr; } }
.commune-inline-photos__item { margin: 0; border-radius: 10px; overflow: hidden; box-shadow: var(--shadow); }
.commune-inline-photos__item img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.commune-inline-photos__item figcaption { padding: 0.45rem 0.6rem; font-size: 0.75rem; background: var(--base-2); }
.section--commune-photo-insert { background: var(--white); padding: 2rem 0; }
.material-photo { margin: 0 0 1.25rem; border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); }
.material-photo img { width: 100%; max-height: 420px; object-fit: cover; display: block; }
.material-photo figcaption { padding: 0.55rem 0.85rem; font-size: 0.8rem; background: var(--accent); color: var(--white); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
@media (max-width: 700px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-form label { display: block; margin-bottom: 1rem; font-weight: 500; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 0.6rem; border: 1px solid #ccc; border-radius: 4px; font: inherit;
}
.form-success { background: #d4edda; color: #155724; padding: 1rem; border-radius: 4px; }

/* Footer */
.site-footer { background: var(--contrast); color: var(--white); margin-top: 3rem; }
.footer-cta {
  display: flex; justify-content: center; gap: 3rem; flex-wrap: wrap;
  padding: 2rem 0; border-bottom: 1px solid rgba(255,255,255,0.15);
}
.footer-cta a { color: var(--white); text-decoration: none; font-weight: 600; font-size: 1.1rem; }
.footer-cta span { display: block; font-size: 0.85rem; opacity: 0.8; margin-top: 0.25rem; }
.footer-bottom {
  padding: 1.5rem 0; text-align: center; font-size: 0.9rem; opacity: 0.85;
}
.footer-bottom a { color: var(--white); }

/* Telephone urgence — animation legere (opacity only, GPU-friendly) */
@keyframes phone-pulse-kf {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.75; }
}
.phone-cta {
  display: inline-flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 0.75rem;
  text-decoration: none; font-weight: 800; font-size: 1.15rem;
  color: #d50000 !important; background: rgba(255,255,255,0.98);
  padding: 0.45rem 0.9rem; border-radius: 999px;
  border: 2px solid #ff1744 !important; box-shadow: 0 0 14px rgba(255,23,68,0.35);
}
.phone-cta__icon { flex-shrink: 0; }
.phone-cta__num { color: #d50000 !important; font-weight: 800 !important; }
.phone-cta:hover { color: #c51162; border-color: #c51162; }
.phone-cta__label { font-size: 0.75rem; font-weight: 600; color: var(--contrast); }
.page-hero .phone-cta { background: rgba(255,255,255,0.15); border-color: #ffeb3b; color: #ffeb3b; }
.page-hero .phone-cta__num, .page-hero .phone-cta__icon { color: #ffeb3b; }
.page-hero .phone-cta__label { color: #fff; }
@media (prefers-reduced-motion: no-preference) {
  .phone-cta__num { animation: phone-pulse-kf 2s ease-in-out infinite; }
  a.btn--blink { animation: phone-pulse-kf 2.5s ease-in-out infinite; }
}
@media (prefers-reduced-motion: reduce) {
  .phone-cta__num, a.btn--blink { animation: none; }
}
.phone-sticky {
  position: sticky; top: 0; z-index: 200;
  background: linear-gradient(90deg, #b71c1c, #d32f2f);
  padding: 0.5rem; text-align: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.phone-sticky .phone-cta {
  background: transparent; border-color: #ffeb3b; color: #ffeb3b;
  justify-content: center; width: 100%;
}
.phone-sticky .phone-cta__num, .phone-sticky .phone-cta__icon { color: #ffeb3b; }

/* Blocs SEO + images */
.seo-kicker {
  text-transform: uppercase; letter-spacing: 0.06em;
  font-size: 0.8rem; font-weight: 700; color: var(--accent); margin: 0 0 0.5rem;
}
.seo-block { padding: 2.5rem 0; border-bottom: 1px solid var(--base); content-visibility: auto; contain-intrinsic-size: auto 500px; }
.seo-block:nth-child(even) { background: var(--white); }
.seo-block__grid {
  display: grid;
  grid-template-columns: minmax(280px, 42%) 1fr;
  gap: 2.5rem;
  align-items: start;
}
.seo-block--reverse .seo-block__grid { grid-template-columns: 1fr minmax(280px, 42%); }
.seo-block--reverse .seo-block__media { order: 2; }
.seo-block--reverse .seo-block__body { order: 1; }
.seo-block__grid--reverse { grid-template-columns: 1fr minmax(280px, 42%); }
.seo-block__grid--reverse .seo-block__media { order: 2; }
@media (max-width: 900px) {
  .seo-block__grid, .seo-block--reverse .seo-block__grid, .seo-block__grid--reverse {
    grid-template-columns: 1fr;
  }
  .seo-block__media, .seo-block--reverse .seo-block__media { order: 0; }
}
.seo-block__media {
  margin: 0; border-radius: 12px; overflow: hidden;
  box-shadow: var(--shadow); background: var(--base);
}
.seo-block__placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  min-height: 180px;
  background: linear-gradient(135deg, #e8eef4, #c5d4e8);
}
.seo-block__media img {
  width: 100%;
  max-width: 100%;
  height: auto;
  min-height: 180px;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}
.hero__figure {
  width: 100%;
  max-width: 100%;
}
.hero__figure img {
  width: 100%;
  height: auto;
  display: block;
}
.seo-block__caption {
  padding: 0.65rem 1rem; font-size: 0.8rem; background: var(--accent); color: var(--white);
}
.seo-block__title { font-family: var(--font-head); color: var(--accent); margin: 0.5rem 0 1rem; font-size: 1.35rem; }
.seo-block__intro { margin: 0 0 1rem; }
.seo-list { margin: 0; padding-left: 1.2rem; }
.seo-list li { margin-bottom: 0.4rem; }
.seo-mini { font-size: 0.78rem; color: var(--contrast-2); font-weight: 500; }
.seo-repeat { background: #fff8e1; padding: 0.75rem 1rem; border-left: 4px solid var(--accent); margin-top: 1rem; }
.seo-badges { list-style: none; padding: 0; margin: 1rem 0; }
.seo-badges li { margin-bottom: 0.35rem; }
.seo-problems { font-size: 0.95rem; }
.header-contact .phone-cta { font-size: 1rem; }
.footer-cta__item--phone .phone-cta { border-color: #ffeb3b; color: #ffeb3b; background: transparent; }
.footer-cta__item--phone .phone-cta__label { color: rgba(255,255,255,0.85); }
body { padding-top: 0; }

.btn--outline {
  display: inline-block; margin-top: 0.75rem;
  padding: 0.65rem 1.25rem; border: 2px solid var(--white);
  color: var(--white); text-decoration: none; border-radius: 8px; font-weight: 600;
}
.btn--outline:hover { background: rgba(255,255,255,0.15); color: var(--white); }

.city-map {
  border-radius: 12px; overflow: hidden; box-shadow: var(--shadow);
  background: var(--base); aspect-ratio: 16/9; max-height: 480px;
}
.city-map iframe { width: 100%; height: 100%; min-height: 360px; border: 0; }
.city-map--lazy { display: flex; align-items: center; justify-content: center; min-height: 280px; }
.city-map--lazy.is-loaded { display: block; }
.city-map--lazy.is-loaded .city-map__load { display: none; }
.city-map__load { margin: 1rem; }

.section--commune-services,
.section--commune-rich,
.section--materials,
.section--photo-gallery {
  content-visibility: auto;
  contain-intrinsic-size: auto 400px;
}
a.phone-blink { color: #d50000; font-weight: 800; }
.section--map, .section--problems, .section--faq, .section--devis,
.section--partners, .section--maillage, .section--seo-wall {
  padding: 2.5rem 0; border-top: 1px solid var(--base);
}
.section--problems { background: var(--white); }
.section--faq { background: var(--base-2); }
.section--devis { background: var(--white); }

.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.problem-card {
  background: var(--base-2); border-radius: 10px; padding: 1rem 1.15rem;
  border-left: 4px solid var(--accent); font-size: 0.92rem;
}
.problem-card h3 { margin: 0 0 0.5rem; font-size: 1rem; color: var(--accent); font-family: var(--font-head); }
.problem-card__cta { margin: 0.75rem 0 0; font-weight: 600; font-size: 0.85rem; }
.seo-inline-banner {
  grid-column: 1 / -1; background: #e3f2fd; padding: 0.75rem 1rem;
  border-radius: 8px; text-align: center; font-weight: 600;
}

.faq-list { display: flex; flex-direction: column; gap: 0.5rem; }
.faq-item {
  background: var(--white); border-radius: 8px; padding: 0.25rem 1rem;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}
.faq-item summary {
  cursor: pointer; font-weight: 600; padding: 0.75rem 0;
  list-style-position: outside;
}
.faq-item__body { padding: 0 0 1rem; }
.faq-item__repeat { font-size: 0.88rem; color: var(--contrast-2); }

.devis-form { max-width: 720px; }
.devis-form__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
.devis-form label { display: block; font-weight: 500; margin-bottom: 1rem; }
.devis-form input, .devis-form select, .devis-form textarea {
  width: 100%; margin-top: 0.35rem; padding: 0.55rem 0.75rem;
  border: 1px solid #ccc; border-radius: 6px; font: inherit;
}
.form-success { background: #e8f5e9; color: #1b5e20; padding: 0.75rem 1rem; border-radius: 8px; }
.form-note { font-size: 0.82rem; color: var(--contrast-2); }

.seo-wall p { margin: 0 0 0.85rem; }
.seo-keywords-bar {
  font-size: 0.78rem; letter-spacing: 0.02em; color: var(--contrast-2);
  margin: 0.5rem 0 1rem; line-height: 1.5;
}

.partner-links, .maillage-grid {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.5rem 1rem;
}
.partner-links a, .maillage-grid a { font-size: 0.9rem; text-decoration: none; }
.partner-links a:hover, .maillage-grid a:hover { text-decoration: underline; }

.footer-partners {
  padding: 1.25rem 0; border-top: 1px solid rgba(255,255,255,0.15);
  text-align: center; font-size: 0.88rem;
}
.footer-partners__title { margin: 0 0 0.5rem; font-weight: 600; }
.footer-partners__links a { color: #90caf9; }

.commune-badges {
  display: flex; flex-wrap: wrap; gap: 0.35rem 0.5rem;
  margin: 0 0 1rem;
}
.commune-badges--hero { margin-bottom: 0.75rem; }
.commune-badge {
  display: inline-block; padding: 0.25rem 0.55rem;
  background: #ffebee; color: #b71c1c; border: 1px solid #ef9a9a;
  border-radius: 4px; font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.03em;
}
.section--commune-rich { background: var(--white); }
.section--commune-services:nth-child(even) { background: var(--base-2); }
.commune-service-list {
  columns: 1; column-gap: 2rem;
  list-style: none; padding: 0; margin: 0 0 1rem;
}
.commune-service-list li {
  break-inside: avoid; margin-bottom: 0.45rem;
  padding-left: 1rem; position: relative; font-size: 0.92rem;
}
.commune-service-list li::before {
  content: "SOS"; position: absolute; left: 0;
  color: var(--accent); font-weight: 700; font-size: 0.65rem;
}
.commune-local-wall p { margin: 0 0 0.65rem; font-size: 0.95rem; }
.section--materials { background: var(--white); }
.section--coverage { background: var(--base-2); }
@media (min-width: 768px) {
  .commune-service-list { columns: 2; }
}
@media (min-width: 1100px) {
  .commune-service-list { columns: 3; }
}
.section--keyword-nav { background: var(--base-2); }
.maillage-grid--compact { columns: 1; }
@media (min-width: 768px) {
  .maillage-grid--compact { columns: 2; }
}
@media (min-width: 1100px) {
  .maillage-grid--compact { columns: 3; }
}
.partner-domains { font-size: 0.85rem; margin-bottom: 1rem; }
.content-image__img.content-image__fallback,
.content-image__fallback {
  display: none;
}
.seo-block__media:has(.content-image__fallback) .seo-block__placeholder,
.seo-block__media .seo-block__placeholder { display: block; }

@media (max-width: 700px) {
  .devis-form__grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .main-nav { display: none; width: 100%; }
  .main-nav.is-open { display: block; }
  .main-nav__list { flex-direction: column; align-items: stretch; }
  .main-nav .submenu { position: static; box-shadow: none; display: none; }
  .main-nav .has-submenu.is-open > .submenu { display: block; }
  .header-nav .container { flex-wrap: wrap; }
}