/* humidite-devis.fr — CSS vanilla, mobile-first. Palette blanc / bleu / vert doux (CLAUDE.md §18). */

:root {
  --primary: #1d6fb8;
  --primary-dark: #155a96;
  --accent: #2f9e7d;
  --accent-dark: #237a60;
  --bg: #ffffff;
  --bg-soft: #eef4f9;
  --bg-soft2: #e7f3ee;
  --text: #213044;
  --muted: #5b6b7c;
  --border: #d8e3ee;
  --warn-bg: #fff7e6;
  --warn-bd: #f0d79a;
  --radius: 14px;
  --shadow: 0 6px 22px rgba(20, 60, 100, .08);
  --maxw: 1140px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font); color: var(--text);
  background: var(--bg); line-height: 1.6; font-size: 17px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.25; color: #14233a; }
h1 { font-size: 1.85rem; margin: .2em 0 .5em; }
h2 { font-size: 1.4rem; margin: 1.6em 0 .6em; }
h3 { font-size: 1.12rem; margin: 1.2em 0 .4em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 18px; }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 12px; top: 12px; background: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }

/* Header / nav */
.site-header { border-bottom: 1px solid var(--border); position: sticky; top: 0; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); z-index: 40; }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 62px; gap: 14px; flex-wrap: wrap; }
.logo { font-weight: 800; font-size: 1.12rem; color: #14233a; display: inline-flex; align-items: center; gap: 8px; }
.logo:hover { text-decoration: none; }
.logo-mark { display: inline-flex; width: 30px; height: 30px; align-items: center; justify-content: center; background: var(--bg-soft); color: var(--primary); border-radius: 9px; }
.logo-mark svg, .main-nav svg { width: 18px; height: 18px; }
.main-nav { display: flex; gap: 4px 16px; align-items: center; flex-wrap: wrap; font-size: .95rem; font-weight: 600; }
.main-nav a { color: var(--text); padding: 6px 2px; }
.main-nav .nav-cta { background: var(--accent); color: #fff; padding: 8px 16px; border-radius: 999px; }
.main-nav .nav-cta:hover { background: var(--accent-dark); text-decoration: none; }

/* Breadcrumb */
.breadcrumb { background: var(--bg-soft); font-size: .85rem; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 9px 0; }
.breadcrumb li + li::before { content: "›"; color: var(--muted); margin-right: 6px; }
.breadcrumb [aria-current] { color: var(--muted); }

/* Buttons */
.btn { display: inline-block; font-weight: 700; border-radius: 999px; padding: 12px 22px; cursor: pointer; border: 0; text-align: center; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); text-decoration: none; }
.btn-outline { background: #fff; color: var(--primary); border: 2px solid var(--primary); }
.btn-lg { padding: 15px 30px; font-size: 1.05rem; }
.btn-block { display: block; width: 100%; }

/* Hero */
.hero { background: linear-gradient(160deg, #1d6fb8 0%, #155a96 100%); color: #fff; padding: 40px 0 46px; }
.hero h1 { color: #fff; }
.hero p { color: #dbeafc; font-size: 1.12rem; max-width: 640px; }
.hero .btn-primary { margin-top: 8px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }

/* Sections / generic content */
.section { padding: 32px 0; }
.section-title { margin-top: 0; }
.prose p { margin: 0 0 1em; }
.lede { font-size: 1.12rem; color: var(--muted); }

/* En bref / saviez-vous */
.en-bref { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin: 18px 0; }
.en-bref h2 { margin-top: 0; font-size: 1.1rem; }
.en-bref ul { margin: 0; padding-left: 20px; }
.saviez-vous { background: var(--bg-soft2); border-left: 4px solid var(--accent); border-radius: 10px; padding: 16px 18px; margin: 18px 0; }
/* CTA intermédiaire — après section Prix sur pages ville */
.cta-mid { background: var(--bg-soft); border: 2px solid var(--primary); border-radius: var(--radius); padding: 20px 24px; margin: 24px 0; text-align: center; }
.cta-mid p { margin: 0 0 14px; font-size: 1rem; color: var(--text); }
.cta-mid .btn { display: inline-block; }

/* Tables prix */
.price-table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: .96rem; }
.price-table th, .price-table td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border); }
.price-table th { background: var(--bg-soft); }
.price-table caption { caption-side: bottom; color: var(--muted); font-size: .82rem; margin-top: 8px; text-align: left; }

/* Lead widget */
.lead-widget { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; margin: 24px 0; box-shadow: var(--shadow); }
.lead-widget h2 { margin-top: 0; }
#viteundevis-widget { min-height: 40px; margin: 14px 0; }
[data-vud-placeholder] { border: 1px dashed var(--warn-bd); background: var(--warn-bg); border-radius: 10px; padding: 16px; color: var(--muted); font-size: .9rem; }
[data-vud-placeholder]::before { content: "Emplacement du formulaire ViteUnDevis"; font-weight: 600; color: #8a6d1f; display: block; }
.lead-rgpd { font-size: .8rem; color: var(--muted); margin-bottom: 0; }
.noscript-fallback { background: var(--warn-bg); border: 1px solid var(--warn-bd); padding: 12px; border-radius: 8px; }

/* Grilles maillage / villes */
.cards-grid { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 14px 0; }
.card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.card h3 { margin: 0 0 4px; font-size: 1.02rem; }
.card .muted { color: var(--muted); font-size: .85rem; }

.maillage { padding: 26px 0; }
.maillage h2 { font-size: 1.15rem; }
.maillage-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 14px; margin: 10px 0 22px; }
.maillage-grid a { display: block; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: .95rem; }
.chip-links { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.chip-links a { background: var(--bg-soft); padding: 7px 13px; border-radius: 999px; font-size: .9rem; }

/* Directoire alphabétique */
.cities-list { columns: 2; column-gap: 26px; margin: 14px 0; }
.cities-list a { display: block; padding: 5px 0; font-size: .95rem; break-inside: avoid; }
.search-bar { width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; font-size: 1rem; margin: 8px 0 16px; }

/* Video */
.video-embed { position: relative; padding-bottom: 56.25%; height: 0; border-radius: var(--radius); overflow: hidden; margin: 18px 0; background: #000; }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* FAQ */
.faq details { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; margin: 10px 0; }
.faq summary { font-weight: 700; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--primary); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq details > div { margin-top: 10px; color: var(--muted); }

/* Sticky CTA mobile */
.sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; background: #fff; border-top: 1px solid var(--border); padding: 10px 14px; box-shadow: 0 -4px 18px rgba(20,60,100,.12); transform: translateY(120%); transition: transform .3s ease; z-index: 50; }
.sticky-cta.show { transform: translateY(0); }
.sticky-cta.hidden-by-lead { transform: translateY(120%); }
.sticky-cta .btn { width: 100%; }

/* Reveal on scroll */
.reveal-on-scroll { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal-on-scroll.is-visible { opacity: 1; transform: none; }

/* Footer */
.site-footer { background: #14233a; color: #c4d2e2; margin-top: 40px; padding: 34px 0 18px; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 22px; }
.footer-col h3 { color: #fff; font-size: .98rem; margin: 0 0 10px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin: 6px 0; }
.footer-col a { color: #c4d2e2; font-size: .92rem; }
.footer-brand { font-weight: 800; color: #fff; display: flex; align-items: center; gap: 8px; }
.footer-note { font-size: .85rem; color: #9fb1c6; }
.footer-bottom { border-top: 1px solid #25374f; margin-top: 22px; padding-top: 14px; font-size: .82rem; color: #8298b2; }

/* DOM SEO-first : ordre visuel via flex order (le texte SEO est haut dans le DOM) */
.local-layout { display: flex; flex-direction: column; }
.local-layout .seo-block { order: 3; }
.local-layout .lead-block { order: 1; }
.local-layout .content-block { order: 2; }
.local-layout .maillage { order: 5; }
.local-layout .faq { order: 4; }

/* Hero split (texte + image côte à côte sur desktop) */
.hero-split { display: flex; align-items: center; gap: 36px; }
.hero-split-text { flex: 1; min-width: 0; }
.hero-split-img { flex: 0 0 360px; border-radius: var(--radius); overflow: hidden; box-shadow: 0 8px 32px rgba(0,0,0,.32); }
.hero-split-img img { width: 100%; height: 270px; object-fit: cover; display: block; }
@media (max-width: 719px) { .hero-split-img { display: none; } }

/* Images dans le contenu */
.content-img { border-radius: var(--radius); overflow: hidden; margin: 20px 0; box-shadow: var(--shadow); }
.content-img img { width: 100%; height: 260px; object-fit: cover; display: block; }
.content-img figcaption { font-size: .8rem; color: var(--muted); padding: 8px 12px; background: var(--bg-soft); }

.prose-img-right { float: right; margin: 0 0 16px 24px; border-radius: var(--radius); overflow: hidden; width: 300px; box-shadow: var(--shadow); }
.prose-img-right img { width: 100%; height: 200px; object-fit: cover; display: block; }
@media (max-width: 719px) { .prose-img-right { float: none; width: 100%; margin: 16px 0; } }

/* Proof bar (hero index + devis page) */
.proof-bar { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 20px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.2); }
.proof-bar-item { display: flex; align-items: center; gap: 7px; font-size: .9rem; color: rgba(255,255,255,.85); }

/* Steps list (devis page) */
.steps-list { list-style: none; padding: 0; counter-reset: step; margin: 18px 0; }
.steps-list li { counter-increment: step; display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border); align-items: flex-start; }
.steps-list li:last-child { border-bottom: none; }
.steps-list li::before { content: counter(step); background: var(--primary); color: #fff; font-weight: 700; width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: .9rem; }

/* Desktop */
@media (min-width: 720px) {
  h1 { font-size: 2.4rem; }
  h2 { font-size: 1.7rem; }
  .maillage-grid { grid-template-columns: repeat(3, 1fr); }
  .cards-grid { grid-template-columns: repeat(3, 1fr); }
  .cities-list { columns: 3; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .sticky-cta { display: none; }
}
@media (min-width: 1000px) {
  .maillage-grid { grid-template-columns: repeat(4, 1fr); }
}