:root {
  --blue: #0093d0;
  --blue-dark: #007bb0;
  --ink: #16232c;
  --muted: #5f7079;
  --line: #e5ebef;
  --line-soft: #eef2f5;
  --grey: #f5f8fa;
  --grey-2: #eef3f6;
  --white: #ffffff;
  --teal: #1fb6c9;
  --radius: 8px;
  --radius-sm: 6px;
  --max: 1180px;
  --font: "Helvetica Neue", "Segoe UI", Arial, system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--ink); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); }
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; letter-spacing: -0.01em; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* Top bar */
.topbar { background: var(--grey); border-bottom: 1px solid var(--line); color: var(--muted); font-size: 0.82rem; }
.topbar .container { display: flex; flex-wrap: wrap; gap: 6px 26px; align-items: center; justify-content: flex-end; padding: 8px 24px; }
.topbar span { display: inline-flex; align-items: center; gap: 7px; }
.topbar a { color: var(--muted); }
.topbar a:hover { color: var(--blue); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--white); border-bottom: 1px solid var(--line); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 16px; padding-bottom: 16px; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand img { height: 38px; width: auto; flex-shrink: 0; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { color: var(--ink); font-weight: 500; font-size: 0.95rem; }
.nav a:hover { color: var(--blue); }
.nav a.btn { color: #fff; }

.btn { display: inline-block; background: var(--blue); color: #fff; padding: 11px 22px; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; border: none; cursor: pointer; transition: background 0.15s ease; }
.btn:hover { background: var(--blue-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--blue); border: 1px solid var(--blue); }
.btn-ghost:hover { background: var(--blue); color: #fff; }
.btn-outline-white { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.7); }
.btn-outline-white:hover { background: #fff; color: var(--ink); }

.menu-toggle { display: none; background: none; border: none; font-size: 1.6rem; color: var(--blue); cursor: pointer; line-height: 1; }

/* Text link with arrow (reference "Notre solution") */
.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 0.9rem; color: var(--blue); }
.link-arrow::after { content: "\2192"; transition: transform 0.15s ease; }
.link-arrow:hover::after { transform: translateX(4px); }

/* Hero */
.hero { background: var(--grey); border-bottom: 1px solid var(--line); }
.hero .container { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; padding-top: 72px; padding-bottom: 72px; }
.hero .eyebrow { display: inline-block; color: var(--blue); font-weight: 600; font-size: 0.8rem; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 16px; }
.hero h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 700; color: var(--ink); }
.hero p.lead { margin-top: 20px; font-size: 1.1rem; color: var(--muted); max-width: 560px; }
.hero .meta { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 10px 24px; font-size: 0.88rem; color: var(--muted); }
.hero .meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero .cta-row { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.hero-media { position: relative; }
.hero-media img { width: 100%; height: 100%; max-height: 420px; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }

/* Generic section spacing */
.section { padding: 72px 0; }
.section-head { max-width: 720px; margin-bottom: 40px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-title { font-size: clamp(1.6rem, 3vw, 2.1rem); color: var(--ink); }
.section-sub { margin-top: 12px; color: var(--muted); font-size: 1.02rem; }

/* Solutions row (reference: chambre/salon/garage) */
.solutions { background: var(--white); }
.solutions-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.solution-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--white); display: flex; flex-direction: column; transition: border-color 0.15s ease; }
.solution-card:hover { border-color: var(--blue); }
.solution-card .media { aspect-ratio: 4/3; overflow: hidden; background: var(--grey); }
.solution-card .media img { width: 100%; height: 100%; object-fit: cover; }
.solution-card .body { padding: 22px 22px 24px; }
.solution-card h3 { font-size: 1.15rem; color: var(--ink); margin-bottom: 14px; }

/* Categories grid */
.categories { background: var(--grey); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cat-tile { display: flex; align-items: center; gap: 14px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; font-weight: 600; color: var(--ink); transition: border-color 0.15s ease, transform 0.15s ease; }
.cat-tile:hover { border-color: var(--blue); color: var(--ink); transform: translateY(-2px); }
.cat-tile .cat-ico { width: 44px; height: 44px; flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; background: var(--grey-2); color: var(--blue); border-radius: var(--radius-sm); font-size: 1.3rem; }

/* Intro article */
.intro { padding: 72px 0 28px; }
.intro .container { max-width: 820px; }
.intro .eyebrow { display: inline-block; color: var(--blue); font-weight: 600; font-size: 0.8rem; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 14px; }
.intro h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); color: var(--ink); margin-bottom: 18px; }
.intro p { color: var(--muted); margin-bottom: 16px; font-size: 1.05rem; }

/* Numbered title-image-text blocks */
.blocks { padding: 20px 0 40px; }
.block { padding: 40px 0; border-top: 1px solid var(--line-soft); }
.block:first-child { border-top: none; }
.block-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.block:nth-child(even) .block-media { order: -1; }
.block-number { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--radius-sm); background: var(--blue); color: #fff; font-weight: 700; font-size: 1.1rem; margin-bottom: 18px; }
.block h3 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); color: var(--ink); margin-bottom: 16px; }
.block p { color: var(--muted); margin-bottom: 14px; font-size: 1.02rem; }
.block-media img { width: 100%; aspect-ratio: 3/2; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }

/* Sustainability split (reference: avenir plus vert) */
.split { background: var(--grey); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.split .container { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.split-media img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.split h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); color: var(--ink); margin-bottom: 18px; }
.split p { color: var(--muted); margin-bottom: 16px; font-size: 1.02rem; }

/* Why (4 feature columns) */
.why { background: var(--white); }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.why-col .why-ico { width: 48px; height: 48px; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-sm); background: var(--grey-2); color: var(--blue); font-size: 1.4rem; margin-bottom: 16px; }
.why-col h3 { font-size: 1.1rem; color: var(--ink); margin-bottom: 10px; }
.why-col p { color: var(--muted); font-size: 0.95rem; }

/* Mini blocks (no images) */
.mini { background: var(--grey); border-top: 1px solid var(--line); }
.mini-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.mini-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 30px; }
.mini-card h3 { font-size: 1.2rem; color: var(--ink); margin-bottom: 14px; }
.mini-card p { color: var(--muted); margin-bottom: 12px; font-size: 0.98rem; }

/* Helper band (two column) */
.helper { background: var(--blue); color: #fff; }
.helper-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.helper-col { padding: 20px 40px; }
.helper-col:first-child { border-right: 1px solid rgba(255,255,255,0.22); }
.helper-col h3 { font-size: 1.25rem; color: #fff; margin-bottom: 10px; }
.helper-col p { color: rgba(255,255,255,0.88); margin-bottom: 18px; font-size: 0.98rem; }

/* CTA + form */
.cta-section { padding: 76px 0; background: var(--grey); border-top: 1px solid var(--line); }
.cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.cta-grid h2 { font-size: clamp(1.6rem, 3vw, 2rem); color: var(--ink); margin-bottom: 16px; }
.cta-grid > div > p { color: var(--muted); margin-bottom: 14px; }
.cta-grid ul { list-style: none; margin-top: 20px; }
.cta-grid ul li { padding-left: 28px; position: relative; margin-bottom: 12px; font-weight: 500; color: var(--ink); }
.cta-grid ul li::before { content: "\2713"; position: absolute; left: 0; color: var(--blue); font-weight: 700; }

.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.form-card h3 { color: var(--ink); margin-bottom: 6px; font-size: 1.25rem; }
.form-card .sub { color: var(--muted); font-size: 0.9rem; margin-bottom: 22px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--ink); }
.field input, .field select, .field textarea { width: 100%; padding: 11px 13px; border: 1px solid var(--line); border-radius: var(--radius-sm); font-family: inherit; font-size: 0.95rem; background: #fff; color: var(--ink); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,147,208,0.12); }
.form-card .btn { width: 100%; }
.form-note { font-size: 0.8rem; color: var(--muted); margin-top: 12px; text-align: center; }
.form-success { display: none; background: #eaf7f0; border: 1px solid #b6e2cb; color: #1d6b42; padding: 15px; border-radius: var(--radius-sm); margin-top: 16px; font-weight: 600; font-size: 0.95rem; }
.form-success.show { display: block; }

/* Blog cards (Trucs & astuces) */
.blog { background: var(--white); }
.blog-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.blog-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; display: flex; flex-direction: column; transition: border-color 0.15s ease; }
.blog-card:hover { border-color: var(--blue); }
.blog-card .media { aspect-ratio: 3/2; overflow: hidden; background: var(--grey); }
.blog-card .media img { width: 100%; height: 100%; object-fit: cover; }
.blog-card .body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.blog-card .tag { font-size: 0.72rem; letter-spacing: 1px; text-transform: uppercase; color: var(--blue); font-weight: 600; }
.blog-card h3 { font-size: 1.02rem; color: var(--ink); line-height: 1.35; }
.blog-card .link-arrow { margin-top: auto; }

/* Footer */
.site-footer { background: var(--ink); color: #a9b7bf; padding: 60px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1.2fr; gap: 40px; }
.site-footer h4 { color: #fff; margin-bottom: 16px; font-size: 1rem; }
.site-footer p, .site-footer li { color: #a9b7bf; font-size: 0.92rem; margin-bottom: 10px; }
.site-footer ul { list-style: none; }
.site-footer a { color: #a9b7bf; }
.site-footer a:hover { color: #fff; }
.footer-brand img { height: 40px; margin-bottom: 16px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); margin-top: 40px; padding-top: 22px; text-align: center; font-size: 0.85rem; color: #7b8991; }

/* Sub pages */
.page-hero { background: var(--grey); border-bottom: 1px solid var(--line); padding: 56px 0 48px; }
.page-hero h1 { font-size: clamp(1.7rem, 4vw, 2.5rem); color: var(--ink); }
.page-hero p { color: var(--muted); margin-top: 10px; }
.doc { padding: 56px 0 72px; }
.doc .container { max-width: 840px; }
.doc h2 { color: var(--ink); font-size: 1.35rem; margin: 32px 0 12px; }
.doc h3 { color: var(--blue); font-size: 1.05rem; margin: 22px 0 8px; }
.doc p, .doc li { color: var(--muted); margin-bottom: 12px; }
.doc ul { margin: 0 0 14px 22px; }
.doc strong { color: var(--ink); }
.info-table { width: 100%; border-collapse: collapse; margin: 22px 0; }
.info-table td { padding: 12px 14px; border: 1px solid var(--line); font-size: 0.95rem; }
.info-table td:first-child { font-weight: 700; color: var(--ink); width: 38%; background: var(--grey); }

.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 30px 0; }
.contact-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; text-align: center; }
.contact-card .ico { width: 48px; height: 48px; margin: 0 auto 12px; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-sm); background: var(--grey-2); color: var(--blue); font-size: 1.4rem; }
.contact-card h3 { color: var(--ink); margin-bottom: 8px; font-size: 1.05rem; }
.contact-card p, .contact-card a { color: var(--muted); font-size: 0.95rem; }

/* Responsive */
@media (max-width: 960px) {
  .hero .container { grid-template-columns: 1fr; gap: 36px; }
  .hero-media { order: -1; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
  .site-header .container { gap: 12px; }
  .nav { display: none; }
  .menu-toggle { display: block; flex-shrink: 0; }
  .nav.open { display: flex; flex-direction: column; align-items: flex-start; position: absolute; top: 100%; left: 0; right: 0; background: #fff; padding: 18px 24px; gap: 16px; border-bottom: 1px solid var(--line); box-shadow: 0 10px 24px rgba(0,0,0,0.06); }
  .nav.open a { width: 100%; }
  .nav.open .btn { text-align: center; }
  .block-grid, .split .container, .cta-grid { grid-template-columns: 1fr; gap: 28px; }
  .block:nth-child(even) .block-media, .split-media { order: -1; }
  .solutions-grid, .mini-grid { grid-template-columns: 1fr; }
  .helper-grid { grid-template-columns: 1fr; }
  .helper-col { padding: 24px 0; }
  .helper-col:first-child { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.22); }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .topbar { display: none; }
  .why-grid, .blog-grid, .cat-grid, .contact-cards { grid-template-columns: 1fr; }
  .hero .container { padding-top: 48px; padding-bottom: 48px; }
  .section { padding: 52px 0; }
}