/* ==========================================================================
   AAC Nettoyage — styles.css (v3, multipage)
   Palette : blanc dominant, bleu marine foncé, bleu turquoise/cyan
   ========================================================================== */

:root {
  --white: #ffffff;
  --off-white: #f4f9fb;
  --cyan: #17b9e0;
  --cyan-light: #3fd4f2;
  --cyan-tint: #e6f9fd;
  --navy: #0b2a4a;
  --navy-2: #123a63;
  --navy-deep: #071b30;
  --ink: #10233a;
  --slate: #56697c;
  --slate-light: #5f7182;
  --cyan-deep: #0a7f9c;
  --border: #e2ecf1;
  --shadow: 0 24px 50px -28px rgba(11, 42, 74, 0.4);
  --shadow-soft: 0 14px 32px -22px rgba(11, 42, 74, 0.3);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1200px;
  --font-display: "Sora", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; color-scheme: light; background: #ffffff; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.1rem, 4.6vw, 3.5rem); }
h2 { font-size: clamp(1.7rem, 3.1vw, 2.35rem); }
h3 { font-size: 1.2rem; }

p { color: var(--slate); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 22px;
}

section { position: relative; }
.section-pad { padding: 72px 0; }

@media (max-width: 720px) {
  .section-pad { padding: 56px 0; }
  h1 { font-size: 2.1rem; }
  h2 { font-size: 1.6rem; }
}

.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { margin-top: 12px; font-size: 1.03rem; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cyan-deep);
  margin-bottom: 12px;
}

.eyebrow::before {
  content: "";
  width: 20px; height: 3px;
  background: var(--cyan);
  border-radius: 3px;
}

.eyebrow.on-dark { color: var(--cyan-light); }

/* Buttons ------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 15px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.96rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color .25s var(--ease);
}

.btn svg { width: 17px; height: 17px; flex-shrink: 0; }

.btn-primary { background: var(--cyan); color: var(--navy-deep); box-shadow: var(--shadow-soft); }
.btn-primary:hover { background: var(--cyan-light); transform: translateY(-2px); box-shadow: var(--shadow); }

.btn-navy { background: var(--navy); color: var(--white); box-shadow: var(--shadow-soft); }
.btn-navy:hover { background: var(--navy-2); transform: translateY(-2px); }

.btn-outline { background: transparent; color: var(--navy); border-color: var(--border); }
.btn-outline:hover { border-color: var(--cyan); color: var(--navy); transform: translateY(-2px); }

.btn-outline-light { background: rgba(255,255,255,0.06); color: var(--white); border-color: rgba(255,255,255,0.62); }
.btn-outline-light:hover { background: rgba(255,255,255,0.16); }

.btn-block { width: 100%; }

/* Header ---------------------------------------------------------------- */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 22px 0;
  background: transparent;
  transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease), padding 0.4s var(--ease);
}

.site-header.is-scrolled,
.site-header.solid {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px -22px rgba(11, 42, 74, 0.4);
  padding: 13px 0;
}

.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; }

.logo { display: inline-flex; align-items: flex-end; gap: 8px; position: relative; }

.logo-word {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: -0.01em;
  position: relative;
  display: inline-flex;
}

.logo-word .a1 { color: var(--cyan); }
.logo-word .a2 { background: linear-gradient(120deg, var(--cyan) 20%, var(--navy) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo-word .c { color: var(--navy); }

.logo-spark { width: 15px; height: 15px; color: var(--cyan); position: relative; top: -10px; margin-left: -2px; flex-shrink: 0; }

.logo-sub {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  padding-left: 8px;
  border-left: 1.5px solid var(--border);
}

.logo-sub strong { font-family: var(--font-display); font-size: 0.78rem; font-weight: 700; color: var(--navy); letter-spacing: 0.01em; }
.logo-sub span { font-size: 0.62rem; color: var(--slate-light); letter-spacing: 0.05em; text-transform: uppercase; margin-top: 1px; }

.header-actions { display: flex; align-items: center; gap: 16px; }

.header-phone { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 0.94rem; color: var(--navy); }
.header-phone svg { width: 17px; height: 17px; color: var(--cyan); }

.menu-toggle {
  display: none; flex-direction: column; gap: 5px; width: 26px;
  background: none; border: none; cursor: pointer; padding: 8px;
}

.menu-toggle span { display: block; height: 2px; background: var(--navy); border-radius: 2px; transition: transform 0.3s var(--ease), opacity 0.3s var(--ease); }

.nav-overlay { position: fixed; inset: 0; background: rgba(7,27,48,0.45); opacity: 0; pointer-events: none; transition: opacity 0.3s var(--ease); z-index: 90; }
.nav-overlay.open { opacity: 1; pointer-events: auto; }

/* Hero -------------------------------------------------------------- */

.hero {
  position: relative;
  padding: 150px 0 0;
  background: var(--white);
  overflow: hidden;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  min-height: 640px;
}

.hero-copy { position: relative; z-index: 2; padding: 20px 22px 70px; max-width: 560px; margin-left: auto; }

.hero-copy h1 { margin-bottom: 18px; }
.hero-copy .lead { font-size: 1.08rem; margin-bottom: 30px; max-width: 460px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }

.hero-trust { display: flex; flex-wrap: wrap; gap: 20px 26px; }
.hero-trust div { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; font-weight: 600; color: var(--navy); }
.hero-trust svg { width: 18px; height: 18px; color: var(--cyan-deep); flex-shrink: 0; }

.hero-visual {
  position: relative;
  height: 100%;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 42px;
  overflow: hidden;
}

.hero-logo-panel {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 420px;
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, #ffffff 0%, var(--cyan-tint) 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-logo-panel::before {
  content: "";
  position: absolute;
  top: -60px; right: -70px;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan) 0%, var(--navy) 100%);
  opacity: 0.1;
}

.hero-logo-panel::after {
  content: "";
  position: absolute;
  bottom: -90px; left: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: var(--navy);
  opacity: 0.06;
}

.hero-visual img {
  position: relative;
  z-index: 1;
  width: 78%;
  max-width: 420px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 18px 30px rgba(11,42,74,0.16));
}

.hero-curve-bg {
  position: absolute;
  top: -140px; left: -220px;
  width: 640px; height: 640px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan) 0%, var(--navy) 100%);
  opacity: 0.08;
  z-index: 0;
}

.hero-badge-float {
  position: absolute;
  left: 3%; bottom: 34px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  box-shadow: var(--shadow);
  display: flex; align-items: center; gap: 14px;
  z-index: 3;
  max-width: 260px;
}

.hero-badge-float .ring {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--cyan-tint);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.hero-badge-float svg { width: 22px; height: 22px; color: var(--cyan-deep); }
.hero-badge-float strong { display: block; font-family: var(--font-display); font-size: 0.95rem; color: var(--navy); }
.hero-badge-float span { font-size: 0.78rem; color: var(--slate); }

@media (max-width: 980px) {
  .hero { padding: 122px 0 0; }
  .hero-inner { grid-template-columns: 1fr; min-height: unset; }
  .hero-copy { margin: 0; max-width: 100%; padding: 8px 20px 46px; }
  .hero-visual { min-height: 260px; order: -1; padding: 26px 20px; }
  .hero-logo-panel { min-height: 220px; border-radius: 0 0 34px 34px; }
  .hero-visual img { width: 62%; max-width: 260px; }
  .hero-badge-float { display: none; }
}

/* Services grid -------------------------------------------------------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

@media (max-width: 980px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  text-align: center;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
}

.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: transparent; }

.service-ring {
  width: 66px; height: 66px;
  border-radius: 50%;
  border: 2px solid var(--cyan-tint);
  background: var(--cyan-tint);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.service-card:hover .service-ring { background: var(--navy); border-color: var(--navy); }
.service-ring svg { width: 30px; height: 30px; color: var(--navy); transition: color 0.3s var(--ease); }
.service-card:hover .service-ring svg { color: var(--cyan-light); }

.service-card h3 { font-size: 1.08rem; margin-bottom: 8px; }
.service-card p { font-size: 0.92rem; margin-bottom: 16px; }

.service-card .card-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 0.88rem; color: var(--navy); }
.service-card .card-link svg { width: 15px; height: 15px; transition: transform 0.3s var(--ease); }
.service-card:hover .card-link svg { transform: translateX(4px); }

/* Why us split ----------------------------------------------------- */

.why-section { background: var(--navy); overflow: hidden; }

.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }

@media (max-width: 900px) { .why-grid { grid-template-columns: 1fr; gap: 34px; } }

.why-visual { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 5/4.3; box-shadow: var(--shadow); }
.why-visual img { width: 100%; height: 100%; object-fit: cover; object-position: 58% center; }

.why-content h2 { color: var(--white); }
.why-content > p { color: rgba(255,255,255,0.68); margin-top: 12px; margin-bottom: 26px; }

.why-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; }
@media (max-width: 520px) { .why-list { grid-template-columns: 1fr; } }

.why-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.95rem; font-weight: 500; color: var(--white); }
.why-list svg { width: 19px; height: 19px; color: var(--cyan); flex-shrink: 0; margin-top: 2px; }

/* Feature banner (aires communes / après construction) ----------------- */

.feature-banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.feature-banner.reverse { grid-template-columns: 1fr 1fr; }
.feature-banner.reverse .fb-visual { order: 2; }
.feature-banner.reverse .fb-content { order: 1; }

@media (max-width: 900px) {
  .feature-banner, .feature-banner.reverse { grid-template-columns: 1fr; }
  .feature-banner.reverse .fb-visual, .feature-banner.reverse .fb-content { order: unset; }
}

.fb-visual { position: relative; min-height: 320px; }
.fb-visual-compare { min-height: 480px; }
@media (max-width: 900px) { .fb-visual-compare { min-height: 540px; } }
@media (max-width: 480px) { .fb-visual-compare { min-height: 420px; } }
.fb-visual img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }

.fb-content {
  background: var(--navy);
  color: var(--white);
  padding: 52px 46px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (max-width: 700px) { .fb-content { padding: 40px 26px; } }

.fb-content h2 { color: var(--white); margin-bottom: 14px; }
.fb-content p { color: rgba(255,255,255,0.7); margin-bottom: 22px; }

.fb-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.fb-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.93rem; color: rgba(255,255,255,0.88); }
.fb-list svg { width: 17px; height: 17px; color: var(--cyan); flex-shrink: 0; margin-top: 3px; }

.fb-cta-note {
  margin-top: 6px;
  padding: 16px 18px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--white);
}

.stack-banners { display: flex; flex-direction: column; gap: 26px; }

/* Process steps -------------------------------------------------------- */

.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
@media (max-width: 900px) { .steps-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps-grid { grid-template-columns: 1fr; } }

.step-item { position: relative; text-align: center; padding: 10px; }

.step-num {
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; font-size: 1.2rem;
  margin: 0 auto 18px;
  position: relative;
}

.step-num::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1.5px dashed var(--cyan-tint);
}

.step-item h3 { font-size: 1.02rem; margin-bottom: 8px; }
.step-item p { font-size: 0.88rem; }

/* CTA band -------------------------------------------------------- */

.cta-band {
  position: relative;
  background: linear-gradient(115deg, var(--navy) 0%, var(--navy) 46%, var(--cyan-deep) 100%);
  overflow: hidden;
}

.cta-band-inner {
  position: relative;
  z-index: 1;
  padding: 70px 0;
  text-align: center;
  color: var(--white);
}

.cta-band-inner h2 { color: var(--white); margin-bottom: 12px; }
.cta-band-inner p { color: rgba(255,255,255,0.78); margin-bottom: 30px; }

.cta-band-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* Footer -------------------------------------------------------- */

.site-footer { background: var(--navy-deep); color: rgba(255,255,255,0.72); padding: 64px 0 28px; }

.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 36px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
@media (max-width: 980px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .footer-grid { grid-template-columns: 1fr; gap: 30px; } }

.footer-brand p { margin-top: 16px; font-size: 0.9rem; max-width: 300px; color: rgba(255,255,255,0.55); }
.footer-col h2 { color: var(--white); font-size: 0.96rem; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.footer-col a { font-size: 0.9rem; color: rgba(255,255,255,0.6); transition: color 0.25s var(--ease); }
.footer-col a:hover { color: var(--cyan); }

.footer-contact-item { display: flex; gap: 10px; align-items: flex-start; font-size: 0.9rem; color: rgba(255,255,255,0.6); }
.footer-contact-item svg { width: 16px; height: 16px; color: var(--cyan); flex-shrink: 0; margin-top: 2px; }

.footer-bottom { padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 0.82rem; color: rgba(255,255,255,0.62); }

/* Footer logo (on dark) */
.footer-brand .logo-word .a1 { color: var(--cyan); }
.footer-brand .logo-word .a2 { background: linear-gradient(120deg, var(--cyan) 20%, #6fb8e6 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.footer-brand .logo-word .c { color: var(--white); }
.footer-brand .logo-sub { border-left-color: rgba(255,255,255,0.2); }
.footer-brand .logo-sub strong { color: var(--white); }
.footer-brand .logo-sub span { color: rgba(255,255,255,0.5); }

/* Floating mobile call button -------------------------------------- */

.float-call {
  position: fixed;
  right: 18px; bottom: 18px;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--cyan);
  color: var(--navy-deep);
  display: none;
  align-items: center; justify-content: center;
  box-shadow: 0 14px 30px -10px rgba(11,42,74,0.55);
  z-index: 95;
}

.float-call svg { width: 24px; height: 24px; }

@media (max-width: 720px) { .float-call { display: flex; } }

.float-call.is-hidden { opacity: 0; transform: scale(0.8); pointer-events: none; transition: opacity 0.25s var(--ease), transform 0.25s var(--ease); }
.float-call { transition: opacity 0.25s var(--ease), transform 0.25s var(--ease); }

/* Reveal on scroll -------------------------------------------------- */

.js .reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Breadcrumb / misc reused ------------------------------------------ */

.check-list { display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }
.check-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.95rem; color: var(--ink); }
.check-list svg { width: 19px; height: 19px; color: var(--cyan-deep); flex-shrink: 0; margin-top: 2px; }


/* ==========================================================================
   v3 — multipage : accessibilité, navigation, pages de services, formulaire
   ========================================================================== */

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

.skip-link { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--navy); color: var(--white); padding: 10px 18px; border-radius: 999px; font-weight: 600; transition: top .2s var(--ease); }
.skip-link:focus { top: 12px; }

:focus-visible { outline: 3px solid var(--cyan-deep); outline-offset: 3px; border-radius: 6px; }
.why-section :focus-visible, .fb-content :focus-visible, .site-footer :focus-visible, .cta-band :focus-visible, .contact-card :focus-visible, .cta-card :focus-visible, .prestations :focus-visible { outline-color: var(--cyan-light); }

/* Navigation ----------------------------------------------------------- */

.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; align-items: center; gap: 30px; list-style: none; }
.nav-list > li { position: relative; }

.main-nav a:not(.btn) { font-size: 0.95rem; font-weight: 500; color: var(--navy); position: relative; padding: 4px 0; display: inline-block; }
.nav-list > li > a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: -3px; width: 0; height: 2px; background: var(--cyan); transition: width .3s var(--ease); }
.nav-list > li > a:not(.btn):hover::after,
.nav-list > li > a[aria-current="page"]::after,
.nav-list > li.is-current > a::after { width: 100%; }
.nav-list > li > a[aria-current="page"], .nav-list > li.is-current > a { font-weight: 600; }

.has-sub { display: flex; align-items: center; gap: 2px; }
.sub-toggle { background: none; border: 0; cursor: pointer; padding: 6px; display: inline-flex; color: var(--navy); border-radius: 50%; }
.sub-toggle svg { width: 14px; height: 14px; transition: transform .25s var(--ease); }
.sub-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }

.submenu {
  position: absolute; top: calc(100% + 14px); left: -18px; min-width: 300px;
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-md);
  box-shadow: var(--shadow); padding: 10px; list-style: none;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
}
.submenu::before { content: ""; position: absolute; top: -16px; left: 0; right: 0; height: 16px; }
.has-sub:hover .submenu, .has-sub:focus-within .submenu, .has-sub.open .submenu { opacity: 1; visibility: visible; transform: none; }
.submenu a:not(.btn) { display: block; padding: 11px 14px; border-radius: var(--radius-sm); font-size: .93rem; }
.submenu a:not(.btn):hover, .submenu a[aria-current="page"] { background: var(--cyan-tint); }
.submenu a[aria-current="page"] { font-weight: 600; }

.btn-header-cta-mobile { display: none; }

@media (max-width: 980px) {
  .main-nav {
    position: fixed; top: 0; right: 0; height: 100vh; height: 100dvh;
    width: min(340px, 86vw); background: var(--white); align-items: flex-start;
    padding: 96px 28px 40px; overflow-y: auto;
    box-shadow: -20px 0 50px -20px rgba(11,42,74,.4);
    transform: translateX(100%); visibility: hidden;
    transition: transform .4s var(--ease), visibility .4s;
    z-index: 110;
  }
  .main-nav.open { transform: none; visibility: visible; }
  .nav-list { flex-direction: column; align-items: flex-start; gap: 20px; width: 100%; }
  .main-nav a:not(.btn) { font-size: 1.08rem; }
  .has-sub { flex-wrap: wrap; }
  .sub-toggle { display: none; }
  .submenu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; border-left: 2px solid var(--cyan-tint); border-radius: 0; padding: 4px 0 0 14px; margin-top: 8px; min-width: 0; width: 100%; }
  .submenu::before { display: none; }
  .submenu a:not(.btn) { padding: 8px 0; font-size: .97rem; }
  .submenu a:not(.btn):hover { background: none; }
  .header-phone, .btn-header-cta { display: none; }
  .menu-toggle { display: flex; position: relative; z-index: 120; }
  .btn-header-cta-mobile { display: inline-flex; margin-top: 4px; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
.nav-overlay { z-index: 105; }
body.nav-locked { overflow: hidden; }

/* Accueil : ajustements ----------------------------------------------- */

.hero-copy h1 { font-size: clamp(2rem, 3.6vw, 3rem); }
.section-head p { max-width: 62ch; }
.section-head.center p { margin-left: auto; margin-right: auto; }
.section-tight { padding: 64px 0; }
@media (max-width: 720px) { .section-tight { padding: 44px 0; } }
.band-soft { background: var(--off-white); }

.service-card { position: relative; display: flex; flex-direction: column; align-items: center; }
.service-card p { flex: 1; }
.service-card .card-link {
  padding: 10px 18px; border: 1.5px solid var(--border); border-radius: 999px;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.service-card .card-link::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius-lg); }
.service-card:hover .card-link { background: var(--navy); border-color: var(--navy); color: var(--white); }
.service-card:focus-within { outline: 3px solid var(--cyan-deep); outline-offset: 3px; }
.service-card .card-link:focus-visible { outline: none; }

/* Fil d'Ariane --------------------------------------------------------- */

.breadcrumb { margin-bottom: 20px; }
.breadcrumb ol { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 4px; list-style: none; font-size: .84rem; color: var(--slate); }
.breadcrumb li { display: inline-flex; align-items: center; }
.breadcrumb li + li::before { content: "›"; margin: 0 8px 0 4px; color: var(--slate-light); }
.breadcrumb a { color: var(--cyan-deep); font-weight: 500; text-decoration: underline; text-underline-offset: 3px; }
.breadcrumb a:hover { color: var(--navy); }
.breadcrumb [aria-current="page"] { color: var(--navy); font-weight: 600; }

/* Pages de services ----------------------------------------------------- */

.page-hero { position: relative; padding: 128px 0 64px; overflow: hidden; background: linear-gradient(180deg, var(--white) 0%, var(--cyan-tint) 100%); }
.page-hero::before { content: ""; position: absolute; top: -180px; left: -200px; width: 560px; height: 560px; border-radius: 50%; background: linear-gradient(135deg, var(--cyan) 0%, var(--navy) 100%); opacity: .08; }
.page-hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.page-hero h1 { font-size: clamp(2rem, 3.8vw, 3rem); margin-bottom: 16px; }
.page-hero .lead { font-size: 1.08rem; max-width: 54ch; margin-bottom: 28px; }
.page-hero .hero-actions { margin-bottom: 0; }

.photo-frame { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); background: var(--white); border: 1px solid var(--border); }
.photo-frame img { width: 100%; height: auto; }
.photo-frame.portrait { max-width: 440px; margin-left: auto; margin-right: auto; }

@media (max-width: 900px) {
  .page-hero { padding: 108px 0 44px; }
  .page-hero-grid { grid-template-columns: 1fr; gap: 30px; }
  .photo-frame.portrait { max-width: 380px; }
}

.detail-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 44px; align-items: start; }
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr; gap: 30px; } }
.detail-copy h2 { margin-bottom: 16px; }
.detail-copy p + p { margin-top: 14px; }
.detail-copy p { font-size: 1.02rem; }
.detail-note { margin-top: 18px; padding: 14px 18px; background: var(--cyan-tint); border-left: 3px solid var(--cyan); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; font-size: .93rem; color: var(--ink); }

.prestations { background: var(--navy); color: var(--white); border-radius: var(--radius-lg); padding: 36px 34px; box-shadow: var(--shadow); }
.prestations h2 { color: var(--white); font-size: 1.45rem; margin-bottom: 20px; }
.prestations .fb-list { margin-bottom: 26px; gap: 13px; }
.prestations .fb-list li { font-size: .97rem; }

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cards-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 980px) { .cards-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 800px) { .cards-3 { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .cards-4 { grid-template-columns: 1fr; } }
.info-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 26px 24px; box-shadow: var(--shadow-soft); }
.info-card h3 { margin-bottom: 8px; font-size: 1.08rem; }
.info-card p { font-size: .94rem; }
.info-card .ico { width: 42px; height: 42px; border-radius: 50%; background: var(--cyan-tint); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.info-card .ico svg { width: 20px; height: 20px; color: var(--navy); }

.related-card { display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 24px; transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.related-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.related-card h3 { margin-bottom: 8px; font-size: 1.05rem; }
.related-card p { font-size: .92rem; flex: 1; margin-bottom: 14px; }
.related-card span.more { font-weight: 600; font-size: .9rem; color: var(--navy); }
.related-card:hover span.more { color: var(--cyan-deep); }

.contact-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; }
@media (max-width: 800px) { .contact-strip { grid-template-columns: 1fr; } }
.contact-card { background: var(--navy); color: var(--white); border-radius: var(--radius-lg); padding: 34px; }
.contact-card h2, .contact-card h3 { color: var(--white); font-size: 1.45rem; margin-bottom: 8px; }
.contact-card > p { color: rgba(255,255,255,.75); margin-bottom: 18px; font-size: .95rem; }
.contact-lines { list-style: none; }
.contact-lines li { display: flex; gap: 12px; padding: 12px 0; border-top: 1px solid rgba(255,255,255,.14); font-size: .95rem; }
.contact-lines svg { width: 20px; height: 20px; color: var(--cyan); flex-shrink: 0; margin-top: 2px; }
.contact-lines small { display: block; font-size: .78rem; color: rgba(255,255,255,.65); font-weight: 500; }
.contact-lines a, .contact-lines strong { font-weight: 700; }
.contact-lines a:hover { color: var(--cyan-light); }

.cta-card { background: linear-gradient(115deg, var(--navy) 0%, var(--cyan-deep) 100%); color: var(--white); border-radius: var(--radius-lg); padding: 34px; display: flex; flex-direction: column; justify-content: center; }
.cta-card h2 { color: var(--white); font-size: 1.45rem; margin-bottom: 10px; }
.cta-card p { color: rgba(255,255,255,.88); margin-bottom: 22px; }
.cta-card .btn { align-self: flex-start; }
.back-home { display: inline-flex; margin-top: 18px; color: rgba(255,255,255,.92); font-weight: 600; font-size: .92rem; text-decoration: underline; text-underline-offset: 3px; }
.back-home:hover { color: var(--white); }

/* Formulaire --------------------------------------------------------------- */

.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 40px; align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: 28px; } }
.contact-form { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow-soft); }
@media (max-width: 520px) { .contact-form, .contact-card, .cta-card, .prestations { padding: 26px 20px; } }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: .86rem; font-weight: 600; color: var(--navy); margin-bottom: 6px; }
.field .req { color: #b3261e; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid #c9d8e0; border-radius: var(--radius-sm);
  background: var(--off-white); font-family: inherit; font-size: 1rem; color: var(--ink);
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid var(--cyan-deep); outline-offset: 1px; border-color: var(--cyan-deep); }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: #b3261e; background: #fff8f7; }
.field-error { display: none; color: #b3261e; font-size: .82rem; margin-top: 5px; font-weight: 500; }
.field.has-error .field-error { display: block; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-note { font-size: .84rem; color: var(--slate); margin-top: 12px; }
.form-note a, .form-status a { text-decoration: underline; text-underline-offset: 3px; font-weight: 600; color: var(--navy); }
.form-status { display: none; margin-top: 16px; padding: 14px 16px; border-radius: var(--radius-sm); font-size: .95rem; }
.form-status.is-success { display: block; background: #e8f7ee; border: 1px solid #9bd5b1; color: #14532d; }
.form-status.is-error { display: block; background: #fdecea; border: 1px solid #f3b5b0; color: #7a1c15; }
.btn[disabled] { opacity: .65; cursor: progress; transform: none; }

/* Bouton hamburger : zone tactile de 44 px */
.menu-toggle { width: 44px; height: 44px; padding: 12px 9px; justify-content: center; align-items: stretch; }

/* Petits écrans : éviter tout débordement horizontal */
.detail-grid > *, .contact-grid > *, .contact-strip > *, .page-hero-grid > * { min-width: 0; }
@media (max-width: 520px) {
  .btn { white-space: normal; text-align: center; }
  .hero-actions .btn { width: 100%; }
}

.prestations .btn { width: 100%; }
.prestations .btn + .btn { margin-top: 12px; }