/* =========================================================================
   BH2O SA — Feuille de style
   Style: Trust & Authority (navy professionnel + bleu "eau")
   ========================================================================= */

:root {
  /* Couleurs */
  --navy: #0F172A;
  --navy-700: #1E293B;
  --slate: #334155;
  --slate-400: #64748B;
  --slate-300: #94A3B8;
  --line: #E2E8F0;
  --bg: #F8FAFC;
  --white: #FFFFFF;
  --blue: #0369A1;       /* CTA principal */
  --blue-hover: #075985;
  --sky: #0EA5E9;        /* accent "eau" */
  --sky-soft: #E0F2FE;
  --urgence: #DC2626;    /* urgence / téléphone */
  --urgence-hover: #B91C1C;
  --green: #16A34A;
  --text: #020617;
  --text-soft: #475569;

  /* Typo */
  --font-head: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Mesures */
  --maxw: 1180px;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 2px rgba(2, 6, 23, .06), 0 1px 3px rgba(2, 6, 23, .08);
  --shadow: 0 10px 25px -5px rgba(2, 6, 23, .10), 0 8px 10px -6px rgba(2, 6, 23, .06);
  --shadow-lg: 0 25px 50px -12px rgba(2, 6, 23, .18);
  --transition: 200ms cubic-bezier(.4, 0, .2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; color: var(--navy); font-weight: 700; letter-spacing: -.02em; }
button { font-family: inherit; cursor: pointer; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 22px; }
section { padding: 76px 0; }
.section-sm { padding: 56px 0; }
.eyebrow {
  display: inline-block; font-family: var(--font-head); font-weight: 700;
  font-size: .8rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 14px;
}
.section-head { max-width: 720px; margin-bottom: 46px; }
.section-head.center { margin-inline: auto; text-align: center; }
h2.title { font-size: clamp(1.8rem, 1.2rem + 2.6vw, 2.6rem); }
.lead { color: var(--text-soft); font-size: 1.08rem; margin-top: 14px; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 24px; border-radius: var(--radius-sm); font-family: var(--font-head);
  font-weight: 700; font-size: 1rem; border: 2px solid transparent;
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.btn svg { width: 19px; height: 19px; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--blue-hover); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-urgence { background: var(--urgence); color: #fff; box-shadow: var(--shadow-sm); }
.btn-urgence:hover { background: var(--urgence-hover); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost { background: var(--white); color: var(--navy); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-2px); }
.btn-lg { padding: 16px 30px; font-size: 1.06rem; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 74px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--font-head); font-weight: 800; font-size: 1.32rem; color: var(--navy); letter-spacing: -.03em; }
.brand .logo { width: 42px; height: 42px; flex: none; }
.brand small { display: block; font-size: .6rem; font-weight: 600; letter-spacing: .14em; color: var(--slate-400); text-transform: uppercase; margin-top: 1px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 9px 14px; border-radius: 8px; font-weight: 600; font-size: .96rem; color: var(--slate);
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--blue); background: var(--sky-soft); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-phone { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-head); font-weight: 800; color: var(--navy); font-size: 1.04rem; }
.nav-phone svg { width: 20px; height: 20px; color: var(--urgence); }
.nav-toggle { display: none; background: none; border: 0; padding: 6px; color: var(--navy); }
.nav-toggle svg { width: 28px; height: 28px; }

/* ---------- Hero ---------- */
.hero { position: relative; background: linear-gradient(160deg, var(--navy) 0%, #14233f 55%, #0c2a45 100%); color: #fff; overflow: hidden; padding: 84px 0 78px; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 480px at 85% -10%, rgba(14, 165, 233, .22), transparent 60%),
    radial-gradient(640px 420px at 5% 110%, rgba(3, 105, 161, .25), transparent 60%);
  pointer-events: none;
}
.hero .container { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(2.05rem, 1.3rem + 3.4vw, 3.35rem); }
.hero h1 .hl { color: var(--sky); }
.hero p.sub { color: #CBD5E1; font-size: 1.16rem; margin-top: 20px; max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 36px; }
.hero-badge { display: flex; align-items: center; gap: 10px; font-size: .96rem; color: #E2E8F0; }
.hero-badge svg { width: 22px; height: 22px; color: var(--sky); flex: none; }
/* carte urgence */
.hero-card { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--radius); padding: 30px; backdrop-filter: blur(6px); box-shadow: var(--shadow-lg); }
.hero-card .pill { display: inline-flex; align-items: center; gap: 8px; background: rgba(220, 38, 38, .16); color: #FCA5A5; font-weight: 700; font-size: .82rem; padding: 6px 13px; border-radius: 999px; letter-spacing: .03em; }
.hero-card .pill .dot { width: 8px; height: 8px; border-radius: 50%; background: #F87171; animation: pulse 1.6s infinite; }
.hero-card h3 { color: #fff; font-size: 1.45rem; margin-top: 16px; }
.hero-card .big-phone { font-family: var(--font-head); font-weight: 800; font-size: 1.9rem; color: #fff; margin: 8px 0 4px; display: inline-flex; align-items: center; gap: 11px; }
.hero-card .big-phone svg { width: 28px; height: 28px; color: var(--sky); }
.hero-card ul { margin-top: 18px; display: grid; gap: 11px; }
.hero-card li { display: flex; gap: 10px; align-items: flex-start; color: #E2E8F0; font-size: .98rem; }
.hero-card li svg { width: 20px; height: 20px; color: var(--green); flex: none; margin-top: 2px; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

/* ---------- Bandeau confiance ---------- */
.trust { background: var(--navy-700); }
.trust .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; padding-block: 30px; }
.trust-item { text-align: center; color: #fff; }
.trust-item .num { font-family: var(--font-head); font-weight: 800; font-size: 2rem; color: var(--sky); }
.trust-item .lbl { color: #CBD5E1; font-size: .92rem; margin-top: 2px; }

/* ---------- Services ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card-link:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: #BAE6FD; }
.card .ico {
  width: 54px; height: 54px; border-radius: 13px; display: grid; place-items: center;
  background: var(--sky-soft); color: var(--blue); margin-bottom: 20px;
}
.card .ico svg { width: 28px; height: 28px; }
.card h3 { font-size: 1.22rem; margin-bottom: 9px; }
.card p { color: var(--text-soft); font-size: .98rem; }
.card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; color: var(--blue); font-weight: 700; font-size: .94rem; font-family: var(--font-head); }
.card .more svg { width: 17px; height: 17px; transition: transform var(--transition); }
.card-link:hover .more svg { transform: translateX(4px); }

/* ---------- Pourquoi nous (split) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; }
.feature-list { display: grid; gap: 22px; margin-top: 30px; }
.feature { display: flex; gap: 16px; }
.feature .fico { width: 46px; height: 46px; border-radius: 11px; flex: none; display: grid; place-items: center; background: var(--navy); color: var(--sky); }
.feature .fico svg { width: 24px; height: 24px; }
.feature h4 { font-size: 1.08rem; margin-bottom: 4px; }
.feature p { color: var(--text-soft); font-size: .96rem; }
.panel-blue { background: linear-gradient(155deg, var(--navy), #11294a); border-radius: var(--radius); padding: 40px; color: #fff; box-shadow: var(--shadow); }
.panel-blue h3 { color: #fff; font-size: 1.5rem; }
.panel-blue p { color: #CBD5E1; margin-top: 12px; }
.panel-blue .id-line { display: flex; gap: 12px; align-items: flex-start; padding: 16px 0; border-bottom: 1px solid rgba(255, 255, 255, .12); }
.panel-blue .id-line:last-of-type { border-bottom: 0; }
.panel-blue .id-line svg { width: 22px; height: 22px; color: var(--sky); flex: none; margin-top: 2px; }
.panel-blue .id-line strong { color: #fff; display: block; }
.panel-blue .id-line span { color: #94A3B8; font-size: .9rem; }

/* ---------- Process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step { position: relative; padding-top: 8px; }
.step .n { width: 46px; height: 46px; border-radius: 50%; background: var(--blue); color: #fff; font-family: var(--font-head); font-weight: 800; display: grid; place-items: center; font-size: 1.2rem; margin-bottom: 16px; }
.step h4 { font-size: 1.1rem; margin-bottom: 7px; }
.step p { color: var(--text-soft); font-size: .95rem; }

/* ---------- Zones ---------- */
.zones { background: var(--white); }
.zone-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px 22px; margin-top: 12px; }
.zone-grid li { display: flex; align-items: center; gap: 9px; color: var(--slate); font-size: .97rem; }
.zone-grid li svg { width: 16px; height: 16px; color: var(--sky); flex: none; }

/* ---------- Avis ---------- */
.reviews { background: var(--bg); }
.review { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); }
.stars { display: flex; gap: 3px; color: #F59E0B; margin-bottom: 14px; }
.stars svg { width: 19px; height: 19px; }
.review p { color: var(--slate); font-style: italic; }
.review .who { display: flex; align-items: center; gap: 12px; margin-top: 18px; }
.review .av { width: 44px; height: 44px; border-radius: 50%; background: var(--sky-soft); color: var(--blue); display: grid; place-items: center; font-family: var(--font-head); font-weight: 800; }
.review .who strong { display: block; color: var(--navy); font-size: .98rem; }
.review .who span { color: var(--slate-400); font-size: .85rem; }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 800px; margin-inline: auto; }
.faq { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--white); margin-bottom: 12px; overflow: hidden; }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; font-family: var(--font-head); font-weight: 700; color: var(--navy); cursor: pointer; list-style: none; font-size: 1.05rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .chev { width: 22px; height: 22px; flex: none; color: var(--blue); transition: transform var(--transition); }
.faq[open] summary .chev { transform: rotate(180deg); }
.faq .faq-body { padding: 0 24px 22px; color: var(--text-soft); }

/* ---------- CTA bandeau ---------- */
.cta-band { background: linear-gradient(135deg, var(--blue), var(--sky)); color: #fff; border-radius: 0; }
.cta-band .inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 1.1rem + 2vw, 2.2rem); }
.cta-band p { color: rgba(255, 255, 255, .9); margin-top: 8px; }
.cta-band .btn-ghost { background: #fff; border-color: #fff; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 44px; }
.contact-info .ci { display: flex; gap: 15px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-info .ci:last-child { border-bottom: 0; }
.contact-info .ci .ico { width: 46px; height: 46px; border-radius: 11px; background: var(--sky-soft); color: var(--blue); display: grid; place-items: center; flex: none; }
.contact-info .ci .ico svg { width: 22px; height: 22px; }
.contact-info .ci strong { display: block; color: var(--navy); font-family: var(--font-head); }
.contact-info .ci a, .contact-info .ci span { color: var(--text-soft); }
.form { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow-sm); }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; font-size: .92rem; color: var(--navy); margin-bottom: 7px; font-family: var(--font-head); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-family: inherit; font-size: 1rem; color: var(--text); background: #fff; transition: border-color var(--transition), box-shadow var(--transition);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(3, 105, 161, .15); }
.field textarea { resize: vertical; min-height: 120px; }

/* ---------- Page header (sous-pages) ---------- */
.page-hero { background: linear-gradient(160deg, var(--navy), #12243f); color: #fff; padding: 64px 0 56px; }
.page-hero .breadcrumb { font-size: .9rem; color: var(--slate-300); margin-bottom: 14px; }
.page-hero .breadcrumb a:hover { color: var(--sky); }
.page-hero h1 { color: #fff; font-size: clamp(1.9rem, 1.3rem + 2.6vw, 2.8rem); max-width: 800px; }
.page-hero p { color: #CBD5E1; font-size: 1.1rem; margin-top: 16px; max-width: 660px; }
.page-hero .hero-actions { margin-top: 26px; }

/* prose pour contenu SEO */
.prose { max-width: 760px; }
.prose h2 { font-size: 1.65rem; margin: 40px 0 14px; }
.prose h3 { font-size: 1.25rem; margin: 28px 0 10px; }
.prose p { color: var(--text-soft); margin-bottom: 16px; }
.prose ul.checks { display: grid; gap: 11px; margin: 18px 0; }
.prose ul.checks li { display: flex; gap: 11px; align-items: flex-start; color: var(--slate); }
.prose ul.checks li svg { width: 21px; height: 21px; color: var(--green); flex: none; margin-top: 3px; }
.aside-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); position: sticky; top: 96px; }
.layout-aside { display: grid; grid-template-columns: 1fr 340px; gap: 50px; align-items: start; }

/* ---------- Footer ---------- */
.footer { background: var(--navy); color: #CBD5E1; padding: 60px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 36px; }
.footer h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; }
.footer .brand { color: #fff; margin-bottom: 14px; }
.footer p, .footer a, .footer li { font-size: .94rem; color: #94A3B8; }
.footer-grid a:hover { color: var(--sky); }
.footer ul { display: grid; gap: 9px; }
.footer .ci-row { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 12px; }
.footer .ci-row svg { width: 18px; height: 18px; color: var(--sky); flex: none; margin-top: 3px; }
.footer-bottom { border-top: 1px solid var(--navy-700); margin-top: 44px; padding-top: 22px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: .86rem; color: #64748B; }

/* ---------- Bouton appel flottant (mobile) ---------- */
.fab-call {
  display: none; position: fixed; bottom: 18px; right: 18px; z-index: 60;
  background: var(--urgence); color: #fff; width: 58px; height: 58px; border-radius: 50%;
  align-items: center; justify-content: center; box-shadow: var(--shadow-lg);
}
.fab-call svg { width: 26px; height: 26px; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .split, .contact-grid, .layout-aside { grid-template-columns: 1fr; gap: 36px; }
  .aside-card { position: static; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .trust .container { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}
@media (max-width: 720px) {
  section { padding: 56px 0; }
  .nav-links, .nav-phone span.txt { display: none; }
  .nav-toggle { display: block; }
  .nav.open .nav-links { display: flex; position: absolute; top: 74px; left: 0; right: 0; flex-direction: column; align-items: stretch; background: #fff; border-bottom: 1px solid var(--line); padding: 12px; gap: 4px; box-shadow: var(--shadow); }
  .nav.open .nav-links a { padding: 13px; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .fab-call { display: flex; }
  .cta-band .inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 420px) {
  .trust .container { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- Accessibilité ---------- */
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--sky); outline-offset: 2px; border-radius: 4px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* ---------- Sélecteur de langue ---------- */
.lang-switch { display: flex; align-items: center; gap: 2px; font-family: var(--font-head); font-weight: 700; font-size: .88rem; }
.lang-switch a { padding: 5px 8px; border-radius: 6px; color: var(--slate-400); transition: color var(--transition), background var(--transition); }
.lang-switch a:hover { color: var(--blue); }
.lang-switch a.on { color: var(--blue); background: var(--sky-soft); }
.lang-switch .sep { color: var(--line); }

/* ---------- Espace réservé Google Business ---------- */
.google-card {
  display: flex; align-items: center; gap: 18px 26px; flex-wrap: wrap; justify-content: center;
  background: var(--white); border: 1.5px dashed #CBD5E1; border-radius: var(--radius);
  padding: 22px 26px; margin-bottom: 34px; text-align: center;
}
.google-card .g-logo { font-family: var(--font-head); font-weight: 800; font-size: 1.25rem; display: flex; align-items: center; gap: 11px; color: var(--navy); }
.google-card .g-logo svg { width: 26px; height: 26px; }
.google-card .stars-static { display: flex; gap: 2px; color: #F59E0B; }
.google-card .stars-static svg { width: 19px; height: 19px; }
.google-card .note { color: var(--slate-400); font-size: .92rem; }
.btn-google { display: inline-flex; align-items: center; gap: 9px; padding: 11px 20px; border-radius: var(--radius-sm); font-family: var(--font-head); font-weight: 700; font-size: .95rem; border: 1px solid var(--line); background: #fff; color: var(--navy); transition: border-color var(--transition), box-shadow var(--transition); }
.btn-google:hover { border-color: var(--blue); box-shadow: var(--shadow-sm); }
.btn-google svg { width: 18px; height: 18px; }

@media (max-width: 720px) {
  .nav-phone { display: none; }
  .nav-cta .btn-primary { display: none; }
  .lang-switch { font-size: .82rem; }
}