/* MJ Climat — feuille de style unique */

:root {
  --navy-900: #0b1f33;
  --navy-800: #0e2a47;
  --navy-600: #29486a;
  --blue-600: #0b63ce;
  --blue-700: #0951a8;
  --blue-50: #eef5fd;
  --sky-300: #7cc4ff;
  --ink: #18232e;
  --muted: #4f5d6b;
  --line: #e1e7ee;
  --bg: #ffffff;
  --bg-soft: #f4f7fa;
  --star: #fbbc04;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(11, 31, 51, .06), 0 2px 8px rgba(11, 31, 51, .05);
  --shadow: 0 2px 4px rgba(11, 31, 51, .05), 0 12px 32px rgba(11, 31, 51, .10);
  --container: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-600); text-underline-offset: 3px; }
a:hover { color: var(--blue-700); }
:focus-visible { outline: 3px solid var(--sky-300); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { color: var(--navy-900); line-height: 1.2; letter-spacing: -.015em; margin: 0 0 .6em; }
h1 { font-size: clamp(1.85rem, 1.25rem + 2.4vw, 2.9rem); font-weight: 750; }
h2 { font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem); font-weight: 700; }
h3, .h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; }
small { font-size: .8em; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.hidden { display: none !important; }
.mt { margin-top: 1.6rem; }
.icon { flex: none; }
[id] { scroll-margin-top: 88px; }

.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }
.container.narrow { max-width: 820px; }
@media (min-width: 768px) { .container { width: min(100% - 48px, var(--container)); } }

.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 100; background: #fff; padding: 8px 14px; border-radius: 8px; box-shadow: var(--shadow); }
.skip-link:focus { left: 16px; }

/* Boutons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 12px 18px; border-radius: var(--radius-sm); border: 1px solid transparent;
  font: inherit; font-weight: 650; line-height: 1.2; text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.btn-primary { background: var(--blue-600); color: #fff; box-shadow: 0 6px 16px rgba(11, 99, 206, .25); }
.btn-primary:hover { background: var(--blue-700); color: #fff; }
.btn-light { background: #fff; color: var(--navy-900); }
.btn-light:hover { background: var(--blue-50); color: var(--navy-900); }
.btn-lg { padding: 15px 22px; font-size: 1.08rem; }
.btn-block { width: 100%; }
.btn strong { font-weight: 800; letter-spacing: .01em; }
@media (prefers-reduced-motion: no-preference) { .btn:active { transform: translateY(1px); } }
@media (prefers-reduced-motion: reduce) { .mobile-callbar { transition: none !important; } }

/* En-tête */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .97);
  border-bottom: 1px solid var(--line);
}
@supports (backdrop-filter: blur(8px)) { .site-header { background: rgba(255, 255, 255, .88); backdrop-filter: saturate(1.4) blur(10px); } }
.header-inner { display: flex; align-items: center; gap: 16px; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--navy-900); text-decoration: none; font-size: 1.25rem; letter-spacing: -.01em; }
.brand:hover { color: var(--navy-900); }
.brand-mark { width: 38px; height: 38px; flex: none; }
.brand-name { font-weight: 500; white-space: nowrap; }
.brand-name b { font-weight: 800; }
.main-nav { margin-left: auto; }
.main-nav ul { display: flex; gap: 2px; list-style: none; margin: 0; padding: 0; }
.main-nav a { display: block; padding: 10px 12px; border-radius: 8px; color: var(--ink); font-weight: 600; font-size: .95rem; text-decoration: none; white-space: nowrap; }
.main-nav a:hover { background: var(--bg-soft); color: var(--navy-900); }
.main-nav a[aria-current] { color: var(--blue-600); }
.header-call { padding: 10px 14px; white-space: nowrap; }
.nav-toggle { display: none; }

@media (max-width: 1099px) {
  .header-inner { min-height: 64px; }
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0; margin: 0;
    background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
    display: none;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 0; padding: 8px 16px 16px; }
  .main-nav a { padding: 14px 8px; border-bottom: 1px solid var(--line); border-radius: 0; font-size: 1rem; }
  .header-call { margin-left: auto; }
  .nav-toggle {
    display: inline-grid; place-items: center; width: 44px; height: 44px;
    border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; color: var(--navy-900); cursor: pointer;
  }
}
@media (max-width: 520px) {
  .brand { font-size: 1.12rem; }
  .brand-mark { width: 34px; height: 34px; }
  .header-call span { display: none; }
  .header-call { width: 44px; height: 44px; padding: 0; }
}

/* Hero */
.hero { background: linear-gradient(180deg, var(--bg-soft) 0%, #fff 100%); border-bottom: 1px solid var(--line); padding: 28px 0 48px; }
.hero-grid { display: grid; gap: 32px; align-items: center; }
@media (min-width: 960px) {
  .hero { padding: 40px 0 72px; }
  .hero-grid { grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 64px; }
}
.breadcrumb { font-size: .875rem; color: var(--muted); margin-bottom: 18px; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; margin: 0; padding: 0; }
.breadcrumb li + li::before { content: "›"; margin-right: 4px; color: #9aa7b4; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--blue-600); text-decoration: underline; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px;
  font-size: .82rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--blue-600);
}
.hero h1 { margin-bottom: .5em; }
.hero-lead { font-size: 1.12rem; color: var(--muted); max-width: 62ch; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin: 28px 0 24px; }
.btn-call { font-size: 1.15rem; padding: 16px 24px; }
.hero-points { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.hero-points li { display: flex; gap: 10px; align-items: flex-start; }
.hero-points .icon { color: var(--blue-600); margin-top: 4px; }
.hero-media { position: relative; }
.hero-media img {
  width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 20%;
  border-radius: 20px; box-shadow: var(--shadow); background: var(--line);
}
.hero-card {
  position: absolute; left: -20px; bottom: 28px; margin: 0;
  display: grid; gap: 2px; padding: 12px 18px; border-radius: 12px; background: #fff; box-shadow: var(--shadow);
  font-size: .9rem; color: var(--muted);
}
.hero-card strong { color: var(--navy-900); font-size: 1rem; }
@media (max-width: 959px) {
  /* Une seule colonne : la photo suit directement les boutons, les points clés passent dessous. */
  .hero-grid { gap: 0; }
  .hero-content { display: contents; }
  .hero-media { order: 1; }
  .hero-points { order: 2; margin-top: 24px; }
  .hero { padding-top: 20px; }
  .breadcrumb { margin-bottom: 12px; }
  .eyebrow { margin-bottom: 12px; }
  .hero-actions { margin: 22px 0 20px; }
  .hero-media img { aspect-ratio: 4 / 3; object-position: 50% 18%; max-height: 440px; }
  .hero-card { left: 12px; bottom: 12px; }
}
@media (max-width: 600px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn-call { width: 100%; }
}

/* Badge Google */
.google-badge {
  display: inline-flex; align-items: center; gap: 12px; padding: 10px 16px;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; box-shadow: var(--shadow-sm);
  color: var(--ink); text-decoration: none; line-height: 1.25;
}
.google-badge:hover { border-color: #c9d4df; color: var(--ink); box-shadow: var(--shadow); }
.gb-body { display: grid; gap: 2px; }
.stars { display: inline-flex; gap: 1px; color: var(--star); }
.gb-text { font-size: .9rem; color: var(--muted); }
.gb-text strong { color: var(--navy-900); font-size: 1rem; }
.google-badge-block { display: flex; justify-content: center; margin-top: 12px; }
.google-badge-lg { padding: 16px 22px; }
.google-badge-lg .g-logo { width: 30px; height: 30px; }
.google-badge-dark { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .18); box-shadow: none; }
.google-badge-dark .gb-text { color: #c5d2df; }
.google-badge-dark .gb-text strong { color: #fff; }
.google-badge-dark:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .3); }

/* Sections */
.section { padding: 60px 0; }
.section-tight { padding: 40px 0; }
@media (min-width: 960px) { .section { padding: 84px 0; } .section-tight { padding: 56px 0; } }
.section-alt { background: var(--bg-soft); border-block: 1px solid var(--line); }
.section-head { max-width: 760px; margin-bottom: 36px; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.page-head { background: var(--bg-soft); border-bottom: 1px solid var(--line); padding: 48px 0 36px; }
.note { margin-top: 28px; padding: 14px 18px; border-left: 3px solid var(--blue-600); background: #fff; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--muted); font-size: .95rem; }

.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.two-col { display: grid; gap: 40px; align-items: start; }
@media (min-width: 960px) { .two-col { grid-template-columns: 1fr 1fr; gap: 64px; } }

/* Cartes */
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); }
.card-link { display: flex; flex-direction: column; color: var(--ink); text-decoration: none; transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease; }
.card-link:hover { border-color: #c4d3e3; box-shadow: var(--shadow); color: var(--ink); }
@media (prefers-reduced-motion: no-preference) { .card-link:hover { transform: translateY(-2px); } }
.card-link p { color: var(--muted); flex: 1; }
.card-icon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 12px; background: var(--blue-50); color: var(--blue-600); margin-bottom: 18px; }
.more { display: inline-flex; align-items: center; gap: 6px; font-weight: 650; color: var(--blue-600); }
.systems { gap: 16px; }
.system { background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--blue-600); border-radius: var(--radius-sm); padding: 22px 22px 8px; }
.system h3 { font-size: 1.05rem; }
.system p { color: var(--muted); font-size: .97rem; }

/* Étapes */
.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.steps li { counter-increment: step; position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 64px 22px 10px; }
.steps li::before {
  content: counter(step); position: absolute; top: 20px; left: 22px;
  display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%;
  background: var(--navy-800); color: #fff; font-weight: 700; font-size: .95rem;
}
.steps p { color: var(--muted); font-size: .97rem; }

/* Listes */
.check-list { list-style: none; padding: 0; margin: 0 0 1.2em; display: grid; gap: 10px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; }
.check-list .icon { color: var(--blue-600); margin-top: 4px; }
.numbered { padding-left: 1.3em; display: grid; gap: 10px; }
.numbered li::marker { color: var(--blue-600); font-weight: 700; }

/* Contenu + colonne latérale */
.content-grid { display: grid; gap: 40px; }
@media (min-width: 1000px) { .content-grid { grid-template-columns: minmax(0, 1fr) 340px; gap: 64px; align-items: start; } }
.prose { max-width: 760px; }
.prose h2 { margin-top: 1.8em; }
.prose > :first-child { margin-top: 0; }
.prose .lead { font-size: 1.15rem; color: var(--navy-600); }
.side { display: grid; gap: 20px; }
@media (min-width: 1000px) { .side { position: sticky; top: 96px; } }
.side-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow-sm); }
.side-card-accent { border-top: 3px solid var(--blue-600); }
.side-card p { color: var(--muted); font-size: .97rem; }
.side-card .check-list { margin: 0; }
.side-links { list-style: none; margin: 0; padding: 0; }
.side-links li + li { border-top: 1px solid var(--line); }
.side-links a { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; font-weight: 600; text-decoration: none; }

/* Tableau comparatif */
.table-wrap { overflow-x: auto; margin: 0 0 1.2em; border: 1px solid var(--line); border-radius: var(--radius-sm); }
.compare { width: 100%; border-collapse: collapse; font-size: .95rem; min-width: 560px; }
.compare th, .compare td { padding: 12px 14px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.compare thead th { background: var(--bg-soft); color: var(--navy-900); font-size: .85rem; text-transform: uppercase; letter-spacing: .04em; }
.compare tbody th { color: var(--navy-900); white-space: nowrap; }
.compare tbody tr:last-child > * { border-bottom: 0; }

/* Pannes / checklist entretien */
.symptoms, .checklist-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); margin-bottom: 1.2em; }
.symptom, .checklist-block { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 18px 18px 6px; }
.symptom h3, .checklist-block h3 { font-size: 1rem; }
.symptom p { font-size: .95rem; color: var(--muted); }
.checklist-block .check-list { font-size: .95rem; }

/* Zones */
.zones { display: grid; gap: 24px; }
.zone-group h3 { font-size: .9rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips a {
  display: inline-flex; align-items: baseline; gap: 6px; padding: 8px 14px;
  border: 1px solid var(--line); border-radius: 999px; background: #fff;
  color: var(--ink); text-decoration: none; font-size: .95rem; font-weight: 550;
}
.chips a:hover { border-color: var(--blue-600); color: var(--blue-600); }
.chips small { color: var(--muted); font-weight: 400; }

/* Avis */
.reviews-band { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; }
.reviews-band > div { max-width: 620px; }
.reviews-band p { color: var(--muted); margin: 0; }

/* FAQ */
.faq { display: grid; gap: 12px; margin-top: 8px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0 20px; }
.faq summary {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 18px 0; cursor: pointer; list-style: none; font-weight: 650; color: var(--navy-900);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font-size: 1.4rem; line-height: 1; color: var(--blue-600); }
.faq details[open] summary::after { content: "−"; }
.faq .answer { padding-bottom: 6px; color: var(--muted); }

/* Bandeau d'appel */
.cta-band {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px 40px;
  padding: 36px; border-radius: 20px; background: var(--navy-800); color: #c9d6e3;
  background-image: radial-gradient(circle at 100% 0%, rgba(124, 196, 255, .18), transparent 45%);
}
.cta-band h2 { color: #fff; margin-bottom: .35em; }
.cta-band p { margin: 0; max-width: 560px; }
.cta-actions { display: grid; gap: 12px; justify-items: start; }
.cta-secondary { display: inline-flex; align-items: center; gap: 6px; color: #fff; font-weight: 600; }
.cta-secondary:hover { color: var(--sky-300); }
@media (max-width: 600px) { .cta-band { padding: 28px 22px; } .cta-actions, .cta-actions .btn { width: 100%; } }

.contact-email { display: flex; align-items: center; gap: 8px; color: var(--muted); }
.contact-email .icon { color: var(--blue-600); }

/* Formulaire */
.form { display: grid; gap: 16px; }
.field-row { display: grid; gap: 16px; }
@media (min-width: 600px) { .field-row { grid-template-columns: 1fr 1fr; } }
.field label { display: block; margin-bottom: 6px; font-weight: 600; font-size: .95rem; color: var(--navy-900); }
.optional { font-weight: 400; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid #c8d3de; border-radius: var(--radius-sm);
  background: #fff; color: var(--ink); font: inherit; font-size: 1rem;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue-600); box-shadow: 0 0 0 3px rgba(11, 99, 206, .15); }
.field.checkbox { display: flex; gap: 10px; align-items: flex-start; }
.field.checkbox input { width: 18px; height: 18px; margin-top: 3px; flex: none; }
.field.checkbox label { font-weight: 400; font-size: .9rem; color: var(--muted); margin: 0; }
.form .btn { justify-self: start; }

/* Pied de page */
.site-footer { background: var(--navy-900); color: #b9c7d5; padding: 60px 0 28px; font-size: .94rem; }
.site-footer a { color: #e3ebf3; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-top { display: grid; gap: 40px; }
@media (min-width: 1000px) { .footer-top { grid-template-columns: 300px 1fr; gap: 56px; } }
.brand-light, .brand-light:hover { color: #fff; margin-bottom: 14px; }
.brand-light:hover { text-decoration: none !important; }
.footer-contact a { display: inline-flex; align-items: center; gap: 8px; font-size: 1.1rem; font-weight: 700; color: #fff; }
.footer-email a { display: inline-flex; align-items: center; gap: 8px; }
.footer-address { display: flex; gap: 8px; align-items: flex-start; }
.footer-address .icon { margin-top: 3px; }
.footer-services { display: grid; gap: 32px; }
@media (min-width: 720px) { .footer-services { grid-template-columns: repeat(3, 1fr); gap: 28px; } }
.footer-col h3 { font-size: 1rem; margin-bottom: 12px; }
.footer-col h3 a { color: #fff; }
.footer-links { list-style: none; margin: 0 0 12px; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 14px; }
.footer-links a { color: #b9c7d5; }
.footer-arr { margin: 0; color: #8fa2b5; line-height: 1.9; }
.footer-arr span { color: #b9c7d5; }
.footer-arr a { color: #b9c7d5; margin-right: 6px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; margin-top: 44px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .12); font-size: .86rem; color: #8fa2b5; }
.footer-bottom p { margin: 0; }

/* Barre d'appel mobile */
.mobile-callbar { display: none; }
@media (max-width: 959px) {
  body { padding-bottom: 76px; }
  .mobile-callbar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    display: flex; gap: 10px; align-items: center;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
    background: #fff; border-top: 1px solid var(--line); box-shadow: 0 -8px 24px rgba(11, 31, 51, .08);
    /* Masquée en haut de page : main.js l'affiche dès que la page défile. */
    transform: translateY(110%); visibility: hidden;
    transition: transform .25s ease, visibility 0s linear .25s;
  }
  .mobile-callbar.is-visible { transform: none; visibility: visible; transition: transform .25s ease, visibility 0s; }
  .mobile-call { flex: 1; padding: 10px 16px; justify-content: flex-start; }
  .mobile-call .mc-text { display: grid; line-height: 1.2; text-align: left; }
  .mobile-call small { font-size: .78rem; font-weight: 500; opacity: .9; }
  .mobile-call strong { font-size: 1.08rem; }
  .mobile-reviews {
    display: inline-flex; align-items: center; gap: 6px; padding: 12px 14px;
    border: 1px solid var(--line); border-radius: var(--radius-sm); color: var(--navy-900); font-weight: 700; text-decoration: none;
  }
}