/* CarbuVrac : styles communs à toutes les pages */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --ink: #0E1A2B;
    --ink-2: #334155;
    --muted: #5B6474;
    --line: #E2E8F0;
    --surface: #F6F7F9;
    --bg: #FFFFFF;
    --accent: #F2620F;
    --accent-ink: #C2410C;
    --accent-soft: #FFF1E8;
    --ok: #15803D;
    --ok-soft: #DCFCE7;
    --danger: #B91C1C;
    --danger-soft: #FEE2E2;
    --radius: 14px;
    --shadow: 0 1px 2px rgba(14,26,43,.04), 0 8px 24px rgba(14,26,43,.06);
    --wrap: 1160px;
    /* alias conservés pour les scripts existants */
    --primary: var(--accent);
    --text-dark: var(--ink);
    --text-gray: var(--muted);
    --border: var(--line);
    --error: var(--danger);
}
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.6;
    font-size: 1rem;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-ink); }
img, svg { display: block; max-width: 100%; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ========== BOUTONS ========== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-family: inherit; font-weight: 700; font-size: 0.9375rem; line-height: 1; text-decoration: none; padding: 14px 22px; border-radius: 10px; border: 1px solid transparent; cursor: pointer; transition: background .15s, border-color .15s, color .15s, transform .1s ease-out; white-space: nowrap; }
.btn-primary { background: var(--accent-ink); color: #fff; }
.btn-primary:hover { background: #9A3412; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #1E2D44; }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.28); }
.btn-ghost:hover { border-color: #fff; }
.btn-outline { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-outline:hover { border-color: var(--ink); }
.btn-sm { padding: 10px 16px; font-size: 0.875rem; }

/* ========== EN-TÊTE ========== */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.94); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.header-inner { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand img { width: 36px; height: 36px; }
.brand-name { font-size: 1.375rem; font-weight: 800; letter-spacing: -.03em; line-height: 1; }
.brand-name span { color: var(--accent); }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a:not(.btn) { position: relative; color: var(--ink-2); text-decoration: none; font-weight: 600; font-size: 0.9375rem; padding: 10px 14px; border-radius: 8px; }
.site-nav a:not(.btn):hover { color: var(--ink); background: var(--surface); }
.site-nav a[aria-current="page"]:not(.btn) { color: var(--ink); }
.site-nav a[aria-current="page"]:not(.btn)::after { content: ''; position: absolute; left: 14px; right: 14px; bottom: 2px; height: 2px; border-radius: 2px; background: var(--accent); }
.site-nav .btn { margin-left: 10px; }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: #fff; border-radius: 10px; cursor: pointer; position: relative; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { position: absolute; height: 2px; background: var(--ink); border-radius: 2px; content: ''; transition: transform .2s; }
.nav-toggle span { left: 12px; right: 12px; top: 21px; }
.nav-toggle span::before { left: 0; right: 0; top: -6px; }
.nav-toggle span::after { left: 0; right: 0; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* ========== HERO ACCUEIL (sombre) ========== */
.hero-home { position: relative; background: var(--ink); color: #fff; overflow: hidden; }
.hero-home::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 48px 48px; -webkit-mask-image: radial-gradient(ellipse at 70% 40%, #000 30%, transparent 75%); mask-image: radial-gradient(ellipse at 70% 40%, #000 30%, transparent 75%); pointer-events: none; }
.hero-home::after { content: ''; position: absolute; width: 560px; height: 560px; right: -160px; top: -200px; background: radial-gradient(circle, rgba(242,98,15,.32), transparent 65%); pointer-events: none; }
.hero-grid { position: relative; z-index: 1; max-width: var(--wrap); margin: 0 auto; padding: 88px 24px 96px; display: grid; grid-template-columns: 1.25fr 1fr; gap: 56px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 0.8125rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #FDBA74; margin-bottom: 18px; }
.eyebrow::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(242,98,15,.25); }
.hero-home h1 { font-size: 3.25rem; line-height: 1.08; font-weight: 800; letter-spacing: -.035em; margin-bottom: 20px; }
.hero-home h1 em { font-style: normal; color: #FDBA74; }
.hero-lead { font-size: 1.1875rem; color: #CBD5E1; max-width: 560px; margin-bottom: 14px; }
.hero-lead a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.hero-sub { font-size: 1rem; color: #94A3B8; max-width: 560px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 24px; list-style: none; color: #CBD5E1; font-size: 0.9375rem; font-weight: 500; }
.hero-points li { display: flex; align-items: center; gap: 8px; }
.hero-points svg { width: 18px; height: 18px; color: #4ADE80; flex: none; }

.quote-card { background: #fff; color: var(--ink); border-radius: 18px; padding: 28px; box-shadow: 0 30px 60px rgba(0,0,0,.35); }
.qc-label { display: flex; justify-content: space-between; align-items: center; font-size: 0.8125rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.live-dot { display: inline-flex; align-items: center; gap: 6px; color: var(--ok); font-size: 0.75rem; text-transform: none; letter-spacing: 0; }
.live-dot::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.qc-price { font-size: 2.875rem; font-weight: 800; letter-spacing: -.03em; margin: 10px 0 2px; line-height: 1.1; }
.qc-price small { font-size: 1rem; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.qc-sub { font-size: 0.875rem; color: var(--muted); }
.qc-rows { margin: 20px 0; border-top: 1px solid var(--line); }
.qc-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 0.9375rem; }
.qc-row span { color: var(--muted); }
.qc-row strong { font-weight: 700; white-space: nowrap; }
.qc-up { color: var(--danger); font-size: 0.8125rem; font-weight: 700; margin-left: 6px; }
.qc-down { color: var(--ok); font-size: 0.8125rem; font-weight: 700; margin-left: 6px; }
.quote-card .btn { width: 100%; }
.qc-note { font-size: 0.75rem; color: var(--muted); margin-top: 12px; text-align: center; }

/* ========== HERO PAGES INTÉRIEURES ========== */
.hero { background: var(--surface); border-bottom: 1px solid var(--line); padding: 64px 24px 56px; }
.hero-container { max-width: var(--wrap); margin: 0 auto; }
.breadcrumb { font-size: 0.875rem; color: var(--muted); margin-bottom: 14px; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--ink); }
.hero h1 { font-size: 2.75rem; line-height: 1.12; font-weight: 800; letter-spacing: -.03em; margin-bottom: 16px; max-width: 820px; }
.hero p { font-size: 1.1875rem; color: var(--ink-2); max-width: 720px; margin-bottom: 28px; }
.hero p:last-child { margin-bottom: 0; }

/* ========== SECTIONS ========== */
.section { padding: 88px 24px; }
.section-gray { background: var(--surface); }
.section-container { max-width: var(--wrap); margin: 0 auto; }
.section-head { max-width: 720px; margin-bottom: 44px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.kicker { display: block; font-size: 0.8125rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 10px; }
.section-title { font-size: 2.25rem; font-weight: 800; line-height: 1.15; letter-spacing: -.025em; margin-bottom: 12px; }
.section-subtitle { font-size: 1.125rem; color: var(--muted); }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; transition: border-color .15s, box-shadow .15s; }
.card:hover { border-color: #CBD5E1; box-shadow: var(--shadow); }
.card h3 { font-size: 1.1875rem; font-weight: 700; letter-spacing: -.01em; margin-bottom: 8px; }
.card p, .card li { color: var(--ink-2); font-size: 0.9375rem; }
.card ul { padding-left: 18px; margin-top: 12px; }
.card li + li { margin-top: 4px; }
.card .tag { display: inline-block; font-size: 0.75rem; font-weight: 700; color: var(--accent-ink); background: var(--accent-soft); padding: 4px 10px; border-radius: 999px; margin-bottom: 14px; }
.icon-box { width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent-ink); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.icon-box svg { width: 22px; height: 22px; }

/* Étapes */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: step; }
.step { padding: 28px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.step::before { counter-increment: step; content: '0' counter(step); display: block; font-size: 0.875rem; font-weight: 800; color: var(--accent-ink); letter-spacing: .04em; margin-bottom: 14px; }
.step h3 { font-size: 1.1875rem; margin-bottom: 8px; }
.step p { color: var(--ink-2); font-size: 0.9375rem; }

/* Prix stations */
.price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.prix-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.prix-nom { font-size: 0.875rem; font-weight: 600; color: var(--muted); }
.prix-valeur { font-size: 1.875rem; font-weight: 800; letter-spacing: -.02em; margin: 6px 0 2px; }
.prix-unite { font-size: 0.8125rem; color: var(--muted); }
.prix-card-skeleton { height: 112px; border-radius: var(--radius); background: linear-gradient(90deg, #EEF1F4 25%, #F6F7F9 50%, #EEF1F4 75%); background-size: 200% 100%; animation: shimmer 1.4s infinite; }
@keyframes shimmer { to { background-position: -200% 0; } }
.callout { display: flex; gap: 14px; align-items: flex-start; background: var(--accent-soft); border: 1px solid #FED7AA; border-radius: var(--radius); padding: 18px 20px; margin-top: 24px; color: var(--ink); font-size: 0.9375rem; }
.callout svg { width: 22px; height: 22px; color: var(--accent-ink); flex: none; margin-top: 1px; }
.source-line { font-size: 0.8125rem; color: var(--muted); margin-top: 14px; }

/* Bloc deux colonnes */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.zone-list { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 20px; }
.zone { border-top: 2px solid var(--ink); padding-top: 14px; }
.zone h3 { font-size: 1.0625rem; margin-bottom: 4px; }
.zone p { font-size: 0.875rem; color: var(--ink-2); }

/* Encart sombre */
.band { background: var(--ink); color: #fff; border-radius: 20px; padding: 44px; display: flex; gap: 32px; align-items: center; justify-content: space-between; flex-wrap: wrap; position: relative; overflow: hidden; }
.band::after { content: ''; position: absolute; right: -80px; bottom: -140px; width: 340px; height: 340px; background: radial-gradient(circle, rgba(242,98,15,.4), transparent 65%); pointer-events: none; }
.band > * { position: relative; z-index: 1; }
.band h2 { font-size: 1.75rem; letter-spacing: -.02em; margin-bottom: 8px; }
.band p { color: #CBD5E1; max-width: 560px; }

/* ========== TEXTE LONG ========== */
.prose { max-width: 760px; margin: 0 auto; font-size: 1.0625rem; color: var(--ink-2); }
.prose h1, .prose h2, .prose h3 { color: var(--ink); letter-spacing: -.02em; }
.prose h2 { font-size: 1.75rem; margin: 48px 0 14px; line-height: 1.25; }
.prose h2:first-child, .prose .updated + h2 { margin-top: 0; }
.prose h3 { font-size: 1.25rem; margin: 30px 0 10px; }
.prose p { margin-bottom: 14px; }
.prose ul, .prose ol { margin: 0 0 18px 22px; }
.prose li { margin-bottom: 8px; }
.prose li::marker { color: var(--accent); }
.prose strong { color: var(--ink); }
.prose .updated { color: var(--muted); font-size: 0.875rem; margin-bottom: 24px; }
.note { background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--accent); padding: 16px 20px; border-radius: 10px; margin: 24px 0; font-size: 0.9375rem; }

/* ========== TABLEAUX ========== */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
table.data { width: 100%; border-collapse: collapse; font-size: 0.9375rem; min-width: 680px; }
table.data th, table.data td { text-align: left; padding: 16px 18px; border-bottom: 1px solid var(--line); vertical-align: top; color: var(--ink-2); }
table.data th { background: var(--surface); font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
table.data tr:last-child td { border-bottom: none; }
table.data td:first-child { color: var(--ink); }

/* ========== FAQ ========== */
.faq details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq details:first-of-type { border-top: 1px solid var(--line); }
.faq summary { font-weight: 700; color: var(--ink); cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; font-size: 1.0625rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.5rem; font-weight: 500; line-height: 1; color: var(--accent); flex: none; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 12px 0 0; color: var(--ink-2); }

/* ========== FORMULAIRES ========== */
.form-section { background: var(--surface); padding: 88px 24px; border-top: 1px solid var(--line); }
.form-layout { max-width: var(--wrap); margin: 0 auto; display: grid; grid-template-columns: .85fr 1.15fr; gap: 56px; align-items: start; }
.form-aside { position: sticky; top: 104px; }
.form-aside h2 { font-size: 2.25rem; line-height: 1.15; letter-spacing: -.025em; margin-bottom: 14px; }
.form-aside p { color: var(--ink-2); font-size: 1.0625rem; margin-bottom: 24px; }
.check-list { list-style: none; display: grid; gap: 12px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; color: var(--ink-2); }
.check-list svg { width: 20px; height: 20px; color: var(--ok); flex: none; margin-top: 2px; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 36px; box-shadow: var(--shadow); }
.form-header { margin-bottom: 24px; }
.form-header h2, .form-header h3 { font-size: 1.375rem; letter-spacing: -.02em; margin-bottom: 4px; }
.form-header p { color: var(--muted); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label, .form-group legend { display: block; font-weight: 600; font-size: 0.875rem; margin-bottom: 6px; color: var(--ink); }
.form-group input[type=text], .form-group input[type=tel], .form-group input[type=email], .form-group input[type=number], .form-group select, .form-group textarea {
    width: 100%; padding: 12px 14px; border: 1px solid #CBD5E1; border-radius: 10px; font-size: 0.9375rem; font-family: inherit; background: #fff; color: var(--ink); transition: border-color .15s, box-shadow .15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(242,98,15,.15); }
.form-group textarea { min-height: 96px; resize: vertical; }
fieldset.form-group { border: none; }
.checks { display: flex; flex-wrap: wrap; gap: 8px; }
.checks label { font-weight: 500; display: inline-flex; align-items: center; gap: 8px; margin: 0; padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; font-size: 0.875rem; cursor: pointer; }
.checks label:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.checks input { accent-color: var(--accent); }
.required { color: var(--danger); }
.submit-btn { width: 100%; background: var(--accent-ink); color: #fff; border: none; padding: 16px; border-radius: 10px; font-size: 1rem; font-weight: 700; cursor: pointer; font-family: inherit; transition: background .15s, transform .1s ease-out; }
.submit-btn:hover { background: #9A3412; }
.submit-btn:disabled { opacity: .7; cursor: wait; }
.form-legal { font-size: 0.8125rem; color: var(--muted); margin-top: 14px; text-align: center; }
.message { display: none; gap: 10px; align-items: flex-start; padding: 14px 16px; border-radius: 10px; margin-top: 16px; font-size: 0.9375rem; }
.message.show { display: flex; }
.message svg { flex: none; margin-top: 2px; }
.success-message { background: var(--ok-soft); color: #14532D; }
.error-message { background: var(--danger-soft); color: #7F1D1D; }
.loading { display: none; text-align: center; padding: 16px; color: var(--muted); }
.loading.show { display: block; }
.spinner { width: 28px; height: 28px; border: 3px solid var(--line); border-top-color: var(--accent); border-radius: 50%; animation: spin .8s linear infinite; margin: 0 auto 8px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Prix indicatif dans le formulaire vrac */
.price-indicator { display: none; background: var(--accent-soft); border: 1px solid #FED7AA; border-radius: 12px; padding: 18px; margin-bottom: 18px; }
.price-indicator.show { display: block; }
.price-title { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--accent-ink); }
.price-value { font-size: 1.75rem; font-weight: 800; letter-spacing: -.02em; margin: 4px 0; }
.price-unit { font-size: 0.875rem; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.price-total { font-size: 0.9375rem; color: var(--ink-2); font-weight: 500; letter-spacing: 0; margin-top: 4px; }
.price-total strong { color: var(--accent-ink); }
.price-disclaimer { font-size: 0.8125rem; color: var(--ink-2); margin-top: 8px; }
.price-updated { font-size: 0.75rem; color: var(--muted); margin-top: 6px; }

/* ========== PIED DE PAGE ========== */
.site-footer { background: var(--ink); color: #94A3B8; padding: 64px 24px 32px; font-size: 0.875rem; }
.footer-inner { max-width: var(--wrap); margin: 0 auto; display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; }
.site-footer .brand { color: #fff; margin-bottom: 14px; }
.site-footer p { max-width: 380px; }
.site-footer h4 { color: #fff; font-size: 0.875rem; margin-bottom: 14px; }
.footer-col { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer-col a { color: #94A3B8; text-decoration: none; }
.footer-col a:hover { color: #fff; }
.footer-bottom { max-width: var(--wrap); margin: 48px auto 0; padding-top: 24px; border-top: 1px solid #1E2D44; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 0.8125rem; color: #94A3B8; }

/* ========== RESPONSIVE ========== */
@media (max-width: 960px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; padding: 64px 24px 72px; }
    .split, .form-layout { grid-template-columns: 1fr; gap: 36px; }
    .form-aside { position: static; }
    .steps { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .footer-inner > :first-child { grid-column: 1 / -1; }
}
@media (max-width: 980px) {
    .nav-toggle { display: block; }
    .site-nav { display: flex; visibility: hidden; opacity: 0; transform: translateY(-12px); pointer-events: none; transition: opacity .2s ease, transform .25s cubic-bezier(.2,.8,.2,1), visibility 0s linear .25s; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 16px 16px; box-shadow: 0 16px 30px rgba(14,26,43,.08); }
    /* L'ombre décalée de 100vh fait office de voile sombre sous le menu, sans couvrir l'en-tête */
    .site-nav.open { box-shadow: 0 16px 30px rgba(14,26,43,.08), 0 100vh 0 100vh rgba(14,26,43,.4); visibility: visible; opacity: 1; transform: none; pointer-events: auto; transition: opacity .2s ease, transform .25s cubic-bezier(.2,.8,.2,1), visibility 0s; }
    .site-nav a:not(.btn) { padding: 14px 8px; font-size: 1rem; border-bottom: 1px solid var(--line); border-radius: 0; }
    .site-nav a[aria-current="page"]:not(.btn) { padding-left: 14px; }
    .site-nav a[aria-current="page"]:not(.btn)::after { left: 0; right: auto; width: 3px; top: 12px; bottom: 12px; height: auto; }
    .site-nav .btn { margin: 14px 0 0; }
}
@media (max-width: 640px) {
    .wrap, .header-inner { padding: 0 16px; }
    .header-inner { height: 64px; }
    .site-nav { top: 64px; }
    .brand-name { font-size: 1.25rem; }
    .brand img { width: 32px; height: 32px; }
    .hero-grid { padding: 48px 16px 56px; }
    .hero-home h1 { font-size: 2.125rem; }
    .hero-lead { font-size: 1.0625rem; }
    .hero-actions .btn { flex: 1; }
    .quote-card { padding: 22px; }
    .qc-price { font-size: 2.375rem; }
    .hero { padding: 44px 16px 40px; }
    .hero h1 { font-size: 1.875rem; }
    .hero p { font-size: 1.0625rem; }
    .section, .form-section { padding: 56px 16px; }
    .section-title, .form-aside h2 { font-size: 1.75rem; }
    .section-subtitle { font-size: 1rem; }
    .form-card { padding: 22px 18px; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .zone-list { grid-template-columns: 1fr; }
    .band { padding: 28px 22px; }
    .band h2 { font-size: 1.4375rem; }
    .prose { font-size: 1rem; }
    .prose h2 { font-size: 1.5rem; }
    .footer-inner { grid-template-columns: 1fr; }
    .site-footer { padding: 48px 16px 28px; }
}

/* ========== FORMULAIRE DE DEVIS UNIQUE ========== */
.seg { margin-bottom: 22px; }
.seg-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.seg-opt { position: relative; cursor: pointer; }
.seg-opt input { position: absolute; opacity: 0; pointer-events: none; }
.seg-opt span { display: block; height: 100%; border: 1.5px solid var(--line); border-radius: 12px; padding: 12px 14px; transition: border-color .15s, background .15s; }
.seg-opt strong { display: block; font-size: 0.9375rem; color: var(--ink); }
.seg-opt small { display: block; font-size: 0.8125rem; color: var(--muted); margin-top: 2px; }
.seg-opt:hover span { border-color: #CBD5E1; }
.seg-opt input:checked + span { border-color: var(--accent); background: var(--accent-soft); box-shadow: 0 0 0 3px rgba(242,98,15,.12); }
.seg-opt input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.form-block { border: none; border-top: 1px solid var(--line); padding-top: 18px; margin-top: 4px; }
.form-block[hidden] { display: none; }
.form-block legend { font-size: 0.8125rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--accent-ink); padding-right: 10px; margin-bottom: 14px; }
.group-label { display: block; font-weight: 600; font-size: 0.875rem; margin-bottom: 8px; color: var(--ink); }
.perks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.perk { border-radius: var(--radius); padding: 28px; background: #fff; border: 1px solid var(--line); }
.perk .num { font-size: 0.8125rem; font-weight: 800; color: var(--accent-ink); letter-spacing: .05em; text-transform: uppercase; margin-bottom: 10px; }
.perk h3 { font-size: 1.1875rem; margin-bottom: 8px; }
.perk p { color: var(--ink-2); font-size: 0.9375rem; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.hero-badges span { display: inline-flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px; font-size: 0.875rem; font-weight: 600; color: var(--ink); }
.hero-badges svg { width: 16px; height: 16px; color: var(--ok); }
.hero .hero-actions { margin-bottom: 22px; }
@media (max-width: 960px) { .perks { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
    .seg-grid { grid-template-columns: 1fr; }
    .seg-opt span { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
    .seg-opt small { margin: 0; }
}
/* ========== CALCULATEUR TICPE ========== */
.calc-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: start; }
.seg-grid.two { grid-template-columns: repeat(2, 1fr); }
.input-suffix { position: relative; }
.form-group .input-suffix input { padding-right: 64px; }
.input-suffix span { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); font-size: 0.875rem; font-weight: 600; color: var(--muted); pointer-events: none; }
.field-hint { font-size: 0.8125rem; color: var(--muted); margin-top: 6px; }
.field-hint:empty { display: none; }
.calc-result { position: sticky; top: 104px; background: var(--ink); color: #fff; border-radius: 18px; padding: 32px; overflow: hidden; }
.calc-result::after { content: ''; position: absolute; right: -90px; top: -120px; width: 300px; height: 300px; background: radial-gradient(circle, rgba(242,98,15,.35), transparent 65%); pointer-events: none; }
.calc-result > * { position: relative; z-index: 1; }
.calc-result .qc-label { color: #94A3B8; }
.calc-amount { font-size: 3rem; font-weight: 800; letter-spacing: -.03em; line-height: 1.1; margin: 10px 0 6px; }
.calc-sub { color: #CBD5E1; font-size: 0.9375rem; }
.calc-lines { list-style: none; margin: 22px 0 0; border-top: 1px solid #22344F; }
.calc-lines li { display: flex; justify-content: space-between; gap: 12px; padding: 11px 0; border-bottom: 1px solid #22344F; font-size: 0.875rem; color: #CBD5E1; }
.calc-lines strong { color: #fff; white-space: nowrap; }
.calc-result .btn { width: 100%; margin-top: 24px; white-space: normal; text-align: center; line-height: 1.3; }
.calc-note { font-size: 0.75rem; color: #94A3B8; margin-top: 14px; }
.summary-box { background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: var(--radius); padding: 22px 26px 8px; box-shadow: var(--shadow); }
.prose .table-wrap { margin: 18px 0 0; }
table.data.compact { min-width: 560px; }
table.data.compact td:not(:first-child), table.data.compact th:not(:first-child) { white-space: nowrap; }
.sources li { font-size: 0.9375rem; }
@media (max-width: 960px) {
    .calc-layout { grid-template-columns: 1fr; }
    .calc-result { position: relative; top: auto; }
}
@media (max-width: 640px) {
    .calc-result { padding: 24px 20px; }
    .calc-amount { font-size: 2.375rem; }
    .summary-box { padding: 18px 18px 4px; }
}
.calc-link { display: block; text-align: center; margin-top: 12px; font-size: 0.875rem; font-weight: 600; color: #FDBA74; }
.calc-link:hover { color: #fff; }
.form-aside .callout { margin: 0 0 24px; }
.form-aside .callout p { margin: 0; font-size: 0.9375rem; color: var(--ink); }
/* ========== OBSERVATOIRE DES PRIX ========== */
.obs-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 48px; }
.obs-kpi { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.obs-kpi span { display: block; font-size: 0.875rem; font-weight: 600; color: var(--muted); }
.obs-kpi strong { display: block; font-size: 2rem; font-weight: 800; letter-spacing: -.02em; margin: 6px 0 4px; line-height: 1.1; }
.obs-kpi small { display: block; font-size: 0.8125rem; color: var(--muted); }
.obs-kpi.accent { background: var(--accent-soft); border-color: #FED7AA; }
.obs-kpi.accent strong { color: var(--accent-ink); }
.obs-split { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: start; }
.obs-h2 { font-size: 1.625rem; letter-spacing: -.02em; margin-bottom: 14px; }
.obs-h3 { font-size: 1.25rem; margin: 40px 0 14px; }
.obs-list { list-style: none; display: grid; gap: 14px; }
.obs-list li { position: relative; padding-left: 22px; color: var(--ink-2); }
.obs-list li::before { content: ''; position: absolute; left: 0; top: 10px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.obs-saving { background: var(--ink); color: #CBD5E1; border-radius: 18px; padding: 28px; }
.obs-saving .kicker { color: #FDBA74; }
.obs-saving strong { color: #fff; }
.obs-big { display: block; font-size: 2.5rem; font-weight: 800; letter-spacing: -.03em; margin: 6px 0 10px; }
.obs-note { font-size: 0.8125rem; color: #94A3B8; margin-bottom: 20px; }
.obs-saving .btn { width: 100%; }
.obs-chart-wrap { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.obs-chart { width: 100%; height: auto; }
.obs-chart .grid { stroke: var(--line); stroke-width: 1; }
.obs-chart .tick { stroke: #CBD5E1; }
.obs-chart .axis { font-size: 0.75rem; fill: var(--muted); font-family: inherit; }
.obs-chart .line { stroke: var(--ink); stroke-width: 2.2; }
.obs-chart .gap { stroke: #94A3B8; stroke-width: 2; stroke-dasharray: 4 5; }
.obs-chart .dot { fill: var(--ink); }
.obs-chart .dot-last { fill: var(--accent); stroke: #fff; stroke-width: 2; }
.obs-chart .label { font-size: 0.875rem; font-weight: 800; fill: var(--accent-ink); font-family: inherit; }
@media (max-width: 960px) {
    .obs-kpis { grid-template-columns: repeat(2, 1fr); }
    .obs-split { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .obs-kpis { grid-template-columns: 1fr; }
    .obs-kpi strong { font-size: 1.75rem; }
    .obs-chart-wrap { padding: 10px; }
}

/* ===== Retour au toucher et au clavier (audit design, 02/11/2026) ===== */
.btn:active, .submit-btn:active { transform: scale(.97); }
.seg-opt:active span, .checks label:active { transform: scale(.98); }
.seg-opt span, .checks label { transition: border-color .15s, background .15s, transform .1s ease-out; }
:focus-visible { outline: 3px solid #EA580C; outline-offset: 2px; }
.hero-home :focus-visible, .band :focus-visible, .site-footer :focus-visible, .calc-result :focus-visible, .obs-saving :focus-visible { outline-color: #FDBA74; }
.form-group input:focus-visible, .form-group select:focus-visible, .form-group textarea:focus-visible { outline: none; }

/* ===== Moins d'animations si le visiteur l'a demandé ===== */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
    .btn:active, .submit-btn:active, .seg-opt:active span, .checks label:active { transform: none; }
}

/* ===== Haut de l'accueil : un seul bouton principal ===== */
.qc-link { display: inline-flex; align-items: center; justify-content: center; gap: 6px; width: 100%; min-height: 44px; font-weight: 700; font-size: 0.9375rem; color: var(--accent-ink); text-decoration: none; border-radius: 10px; }
.qc-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.live-dot[hidden] { display: none; }
@media (max-width: 640px) {
    .hero-grid { padding-top: 32px; }
    .eyebrow { margin-bottom: 12px; }
    .hero-home h1 { font-size: 1.875rem; letter-spacing: -.025em; margin-bottom: 14px; }
    .hero-lead { font-size: 1rem; margin-bottom: 20px; }
    .hero-sub { display: none; }
    .hero-actions { margin-bottom: 24px; }
}

/* ===== Cibles tactiles, titres équilibrés, validation (audit design, étape 4) ===== */
h1, h2, h3 { text-wrap: balance; }
.faq summary { min-height: 44px; align-items: center; }
.faq details { padding: 12px 0; }
.footer-col { gap: 0; }
.footer-col a { display: inline-flex; align-items: center; min-height: 44px; }
.form-group .field-error { display: none; font-size: .8125rem; color: var(--danger); margin-top: 6px; }
.form-group.is-invalid input, .form-group.is-invalid select, .form-group.is-invalid textarea { border-color: var(--danger); }
.form-group.is-invalid .field-error { display: block; }

/* ===== Formulaire : détails facultatifs repliés ===== */
.form-more { border: 1px dashed #CBD5E1; border-radius: 12px; padding: 0 16px; margin-bottom: 18px; }
.form-more summary { min-height: 48px; display: flex; align-items: center; justify-content: space-between; gap: 12px; cursor: pointer; font-weight: 700; font-size: .9375rem; color: var(--ink); list-style: none; }
.form-more summary::-webkit-details-marker { display: none; }
.form-more summary span { font-weight: 500; color: var(--muted); margin-right: auto; }
.form-more summary::after { content: '+'; font-size: 1.375rem; font-weight: 500; color: var(--accent-ink); transition: transform .2s; }
.form-more[open] summary::after { transform: rotate(45deg); }
.form-more[open] { padding-bottom: 4px; }
.form-more > .field-hint { margin: 0 0 14px; }