/* ═══════════════════════════════════════════
   OS — Pilier Obligation de solarisation des toitures (B2B)
   Tokens DA, responsive, dérivé du pattern piliers
   ═══════════════════════════════════════════ */

/* ── Base ── */
.os-pilier { font-family: var(--ff-body, 'IBM Plex Sans', sans-serif); color: var(--c-text, #1E2D3F); }
.os-pilier strong { color: var(--c-accent, #F5A624); }
.os-wrap { max-width: var(--w-content, 1100px); margin: 0 auto; padding: 0 var(--pad-tablet, 40px); }
.os-section { padding: var(--space-section, 64px) 0; }
.os-content > .os-section:nth-child(even) { background: var(--c-bg, #FAF9F6); }

/* ══════ LAYOUT (sidebar + content) ══════ */
.os-layout { display: grid; grid-template-columns: 260px 1fr; gap: 0; max-width: 1400px; margin: 0 auto; padding: 0 var(--pad-tablet, 40px); }
.os-content { min-width: 0; }

/* ── Sidebar ── */
.os-sidebar { position: sticky; top: 88px; align-self: start; display: flex; flex-direction: column; gap: 16px; padding-top: var(--space-section, 64px); max-height: calc(100vh - 100px); overflow-y: auto; transition: opacity .3s; }
.os-sidebar.is-hidden { opacity: 0; pointer-events: none; }
.os-sidebar::-webkit-scrollbar { width: 3px; }
.os-sidebar::-webkit-scrollbar-thumb { background: rgba(30,45,63,.12); border-radius: 3px; }

/* CTA card */
.os-sidebar-cta { position: relative; flex-shrink: 0; background: linear-gradient(158deg, #263a52 0%, #1E2D3F 62%); border-radius: var(--radius-lg, 16px); padding: 24px 22px; box-shadow: 0 14px 34px rgba(30,45,63,.24); overflow: hidden; }
.os-sidebar-cta::before { content: ''; position: absolute; top: -46px; right: -46px; width: 130px; height: 130px; border-radius: 50%; background: radial-gradient(circle, rgba(245,166,36,.28), transparent 70%); pointer-events: none; }
.os-sidebar-cta-eyebrow { position: relative; display: inline-block; font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; color: var(--c-accent, #F5A624); margin-bottom: 10px; }
.os-sidebar-cta-title { position: relative; font-size: 16.5px; font-weight: 800; line-height: 1.25; margin: 0 0 8px; color: #fff; letter-spacing: -.01em; }
.os-sidebar-cta-sub { position: relative; font-size: 13px; color: rgba(255,255,255,.72); line-height: 1.5; margin: 0 0 18px; }
.os-sidebar-btn { position: relative; display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; min-height: 46px; padding: 13px 16px; font-size: 14.5px; font-weight: 700; background: var(--c-accent, #F5A624); color: #fff !important; border-radius: var(--radius-sm, 10px); text-decoration: none !important; box-shadow: 0 6px 18px rgba(245,166,36,.34); transition: background .2s, transform .2s, box-shadow .2s; }
.os-sidebar-btn svg { transition: transform .2s; }
.os-sidebar-btn:hover { background: var(--c-accent-hover, #FF7A00); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(255,122,0,.46); }
.os-sidebar-btn:hover svg { transform: translateX(3px); }
.os-sidebar-btn:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.os-sidebar-cta-trust { position: relative; display: flex; align-items: center; gap: 6px; margin: 12px 0 0; font-size: 11.5px; font-weight: 600; color: rgba(255,255,255,.62); }
.os-sidebar-cta-trust svg { color: var(--c-accent, #F5A624); flex: none; }

/* Sommaire nav */
.os-sommaire { background: var(--c-bg-card, #fff); border-radius: var(--radius-lg, 16px); padding: 20px; box-shadow: 0 2px 12px rgba(30,45,63,.06); }
.os-sommaire-title { display: flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--c-text-muted, #6B7888); margin: 0 0 14px; padding-bottom: 12px; border-bottom: 1px solid var(--c-border, rgba(30,45,63,.08)); }
.os-sommaire-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 2px; }
.os-sommaire-link { display: block; padding: 8px 12px; font-size: 13px; font-weight: 500; color: var(--c-text-secondary, #475569); text-decoration: none !important; border-left: 2px solid transparent; border-radius: 0 6px 6px 0; transition: all .2s; line-height: 1.35; }
.os-sommaire-link:hover { background: rgba(30,45,63,.03); color: var(--c-text, #1E2D3F); border-left-color: rgba(30,45,63,.12); }
.os-sommaire-link.is-active { background: rgba(245,166,36,.06); color: var(--c-accent, #F5A624); font-weight: 700; border-left-color: var(--c-accent, #F5A624); }

/* ── Typo ── */
.os-kicker { display: block; font-size: 13px; font-weight: 700; color: var(--c-accent, #F5A624); letter-spacing: .12em; text-transform: uppercase; margin: 0 0 12px; }
.os-h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); font-weight: 800; line-height: 1.25; letter-spacing: -0.025em; margin: 0 0 14px; }
.os-hl { display: inline; background: linear-gradient(180deg, transparent 60%, rgba(245,166,36,.40) 60%); box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.os-h3 { font-size: clamp(1.1rem, 2vw, 1.3rem); font-weight: 700; margin: 0 0 12px; }
.os-sub { font-size: 16px; color: var(--c-text-muted, #6B7888); line-height: 1.6; max-width: 62ch; margin: 0 0 28px; }
.os-text p { font-size: 17px; line-height: 1.7; color: var(--c-text-secondary, #475569); margin: 0 0 18px; max-width: 68ch; }
.os-source { font-size: 13px; color: var(--c-text-muted, #6B7888); margin-top: 8px; }

/* ── Liens ── */
.os-pilier a { color: var(--c-accent, #F5A624); text-decoration: underline; text-decoration-color: rgba(245,166,36,.3); text-underline-offset: 2px; transition: color .2s; }
.os-pilier a:hover { color: var(--c-accent-hover, #FF7A00); }
.os-pilier .cta-inline a { text-decoration: none; }
.os-pilier .cta-inline .cta-inline-btn--primary { color: #fff; }
.os-pilier .cta-inline .cta-inline-btn--ghost { color: var(--c-navy, #1E2D3F); }
.os-pilier .cta-inline--final .cta-inline-btn--ghost { color: #fff; border-color: rgba(255,255,255,.35); }

/* ── Boutons ── */
.os-btn { display: inline-flex; align-items: center; gap: 8px; padding: 16px 32px; font-size: 16px; font-weight: 700; border-radius: var(--radius-pill, 999px); text-decoration: none !important; cursor: pointer; transition: background .2s, transform .2s, box-shadow .2s; }
.os-btn--primary { background: var(--c-accent, #F5A624); color: #fff !important; border: none; box-shadow: 0 4px 16px rgba(245,166,36,.25); }
.os-btn--primary:hover { background: var(--c-accent-hover, #FF7A00); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(245,166,36,.4); }
.os-btn--ghost { background: transparent; color: #fff !important; border: 2px solid rgba(255,255,255,.4); }
.os-btn--ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); }

/* ══════ HERO ══════ */
.os-hero { position: relative; min-height: 560px; display: flex; align-items: center; overflow: hidden; }
.os-hero-bg { position: absolute; inset: 0; z-index: 0; background-color: #1E2D3F; }
.os-hero-verif { margin-top: 18px; font-size: 12.5px; line-height: 1.5; color: rgba(255,255,255,.62); max-width: 640px; }
.os-hero-video { width: 100%; height: 100%; object-fit: cover; display: block; }
.os-hero-overlay { position: absolute; inset: 0; background: linear-gradient(125deg, rgba(30,45,63,.86) 0%, rgba(30,45,63,.58) 42%, rgba(30,45,63,.3) 100%); }
.os-hero .os-wrap { position: relative; z-index: 1; }
.os-hero-content { padding: 96px 0 56px; max-width: 680px; }
.os-bc { font-size: 13px; color: rgba(255,255,255,.55); margin: 0 0 28px; }
.os-bc a { color: rgba(255,255,255,.65) !important; text-decoration: none !important; }
.os-bc a:hover { color: #fff !important; }
.os-bc-sep { margin: 0 6px; opacity: .5; }
.os-hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; background: rgba(245,166,36,.16); border: 1px solid rgba(245,166,36,.38); border-radius: var(--radius-pill, 999px); font-size: 13px; font-weight: 700; color: #F8BE5C; margin-bottom: 20px; }
.os-h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; line-height: 1.15; letter-spacing: -0.02em; color: #fff; margin: 0 0 18px; }
.os-hero-sub { font-size: 17px; color: rgba(255,255,255,.8); line-height: 1.55; margin: 0 0 24px; max-width: 58ch; }
.os-hero-sub a { color: rgba(255,255,255,.9) !important; text-decoration: underline !important; text-decoration-color: rgba(255,255,255,.3) !important; }
.os-hero-facts { list-style: none; padding: 0; margin: 0 0 32px; display: flex; flex-direction: column; gap: 10px; }
.os-hero-facts li { display: flex; align-items: center; gap: 10px; font-size: 15px; color: rgba(255,255,255,.75); }
.os-hero-facts li strong { color: #fff; }
.os-hero-facts svg { color: var(--c-accent, #F5A624); flex-shrink: 0; }
.os-hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* ══════ SPLIT LAYOUT (text + image side by side) ══════ */
.os-split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin-bottom: 32px; }
.os-split-text .os-kicker { margin-bottom: 12px; }
.os-split-text .os-h2 { margin-bottom: 14px; }
.os-split-text .os-sub { margin-bottom: 0; }
.os-split-img { margin: 0; padding: 0; overflow: hidden; border-radius: var(--radius-lg, 16px); box-shadow: 0 8px 32px rgba(30,45,63,.12); }
.os-split-img img { display: block; width: 100%; height: auto; object-fit: cover; }

/* ══════ PHOTO-BREAK (pleine largeur) ══════ */
.os-photobreak { margin: 40px 0 8px; padding: 0; }
.os-photobreak img { display: block; width: 100%; height: 340px; object-fit: cover; border-radius: var(--radius-lg, 16px); box-shadow: 0 8px 32px rgba(30,45,63,.12); }
.os-photobreak figcaption { margin-top: 12px; font-size: 13px; color: var(--c-text-muted, #6B7888); text-align: center; }

/* ══════ SEUILS (obligation) ══════ */
.os-seuils { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 32px; }
.os-seuil { display: flex; gap: 16px; align-items: flex-start; padding: 24px; background: var(--c-bg-card, #fff); border: 1px solid var(--c-border, rgba(30,45,63,.08)); border-radius: var(--radius-lg, 16px); }
.os-seuil--alert { border-left: 4px solid #E74C3C; }
.os-seuil-icon { color: var(--c-accent, #F5A624); flex-shrink: 0; margin-top: 2px; }
.os-seuil-titre { font-size: 16px; font-weight: 700; margin: 0 0 6px; }
.os-seuil-desc { font-size: 14px; color: var(--c-text-secondary, #475569); line-height: 1.5; margin: 0; }
.os-seuil-desc strong { color: var(--c-text, #1E2D3F); }

/* Encadré deux lois */
.os-encadre { padding: 24px; background: rgba(52,152,219,.05); border: 1px solid rgba(52,152,219,.15); border-radius: var(--radius-lg, 16px); margin-bottom: 32px; }
.os-encadre-titre { font-size: 16px; font-weight: 700; margin: 0 0 10px; color: var(--c-text, #1E2D3F); }
.os-encadre-text { font-size: 15px; color: var(--c-text-secondary, #475569); line-height: 1.6; margin: 0 0 8px; }
.os-encadre-source { font-size: 12px; color: var(--c-text-muted, #6B7888); margin: 0; }

/* Surface grid */
.os-surface-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.os-surface-col h4 { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; margin: 0 0 10px; }
.os-surface-col ul { list-style: none; padding: 0; margin: 0; }
.os-surface-col li { font-size: 14px; color: var(--c-text-secondary, #475569); padding: 4px 0; }
.os-surface-col--oui h4 { color: #27AE60; }
.os-surface-col--non h4 { color: #E74C3C; }

/* ══════ TIMELINE (échéances) ══════ */
.os-timeline { position: relative; padding-left: 48px; margin-top: 8px; }
.os-timeline::before { content: ''; position: absolute; left: 19px; top: 0; bottom: 0; width: 2px; background: linear-gradient(180deg, var(--c-accent, #F5A624), rgba(245,166,36,.15)); }
.os-tl-step { position: relative; margin-bottom: 36px; }
.os-tl-step:last-child { margin-bottom: 0; }
.os-tl-marker { position: absolute; left: -48px; top: 0; width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center; z-index: 1; background: var(--c-bg-card, #fff); border: 2px solid var(--c-border, rgba(30,45,63,.1)); color: var(--c-text-muted, #6B7888); }
.os-tl-step--past .os-tl-marker { background: #27AE60; border-color: #27AE60; color: #fff; }
.os-tl-step--urgent .os-tl-marker { background: #E74C3C; border-color: #E74C3C; color: #fff; }
.os-tl-date { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--c-accent, #F5A624); margin-bottom: 4px; display: block; }
.os-tl-title { font-size: 17px; font-weight: 700; margin: 0 0 6px; }
.os-tl-desc { font-size: 15px; color: var(--c-text-secondary, #475569); line-height: 1.55; margin: 0; max-width: 56ch; }

/* ══════ SANCTIONS (background image) ══════ */
.os-sanctions--bg { position: relative; background-size: cover; background-position: center; background-repeat: no-repeat; }
.os-sanctions-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(30,45,63,.88) 0%, rgba(30,45,63,.95) 100%); }
.os-sanctions-inner { position: relative; z-index: 1; }
.os-sanctions--bg .os-kicker { color: var(--c-accent, #F5A624); }
.os-sanctions--bg .os-h2 { color: #fff; }
.os-sanctions--bg .os-hl { background: linear-gradient(180deg, transparent 60%, rgba(231,76,60,.40) 60%); }
.os-sanctions--bg .os-sub { color: rgba(255,255,255,.7); }
.os-sanctions--bg .os-h3 { color: #fff; }
.os-sanctions--bg .os-source { color: rgba(255,255,255,.5); }
.os-sanctions--bg .os-source a { color: rgba(255,255,255,.65) !important; }
.os-sanctions-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 32px; }
.os-sanctions--bg .os-sanction-card { padding: 28px; background: rgba(255,255,255,.08); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-lg, 16px); }
.os-sanctions--bg .os-sanction-titre { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: rgba(255,255,255,.6); margin: 0 0 12px; }
.os-sanction-montant { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; color: #FF6B6B; line-height: 1; margin-bottom: 12px; }
.os-sanctions--bg .os-sanction-montant span { font-size: 16px; font-weight: 600; color: rgba(255,255,255,.5); }
.os-sanctions--bg .os-sanction-detail { font-size: 15px; color: rgba(255,255,255,.8); line-height: 1.5; margin: 0 0 8px; }
.os-sanctions--bg .os-sanction-detail strong { color: #fff; }
.os-sanctions--bg .os-sanction-small { font-size: 13px; color: rgba(255,255,255,.5); }
.os-compare-table { overflow-x: auto; margin-top: 16px; -webkit-overflow-scrolling: touch; }
.os-compare-table table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 560px; }
/* Table claire (hors fond sombre) — bloc "ce que dit la loi" */
.os-compare-table thead th { text-align: left; padding: 14px 16px; font-size: 14px; font-weight: 700; color: var(--c-navy, #1E2D3F); border-bottom: 2px solid var(--c-accent, #F5A624); vertical-align: top; }
.os-compare-table thead th:first-child { width: 34%; }
.os-compare-table tbody th { text-align: left; padding: 13px 16px; font-size: 14px; font-weight: 600; color: var(--c-navy, #1E2D3F); background: rgba(30,45,63,.03); border-bottom: 1px solid var(--c-border, rgba(30,45,63,.08)); vertical-align: top; }
.os-compare-table tbody td { padding: 13px 16px; font-size: 14.5px; color: var(--c-text-secondary, #475569); border-bottom: 1px solid var(--c-border, rgba(30,45,63,.08)); vertical-align: top; }
.os-compare-table tbody td strong { color: var(--c-navy, #1E2D3F); }
.os-th-ref { font-weight: 600; font-size: 12px; color: var(--c-text-muted, #6B7888); }
.os-tl-step--highlight .os-tl-marker { background: var(--c-accent, #F5A624); border-color: var(--c-accent, #F5A624); color: #fff; }
.os-tl-step--highlight .os-tl-title { color: var(--c-accent-hover, #FF7A00); }
.os-sanctions--bg .os-compare-table th { text-align: left; padding: 12px 16px; font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: rgba(255,255,255,.5); border-bottom: 2px solid rgba(255,255,255,.15); }
.os-sanctions--bg .os-compare-table td { padding: 14px 16px; border-bottom: 1px solid rgba(255,255,255,.06); color: rgba(255,255,255,.8); }
.os-sanctions--bg .os-compare-table td strong { color: #fff; }

/* ══════ SOLUTIONS ══════ */
.os-solutions-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.os-sol-card { padding: 28px; background: var(--c-bg-card, #fff); border: 1px solid var(--c-border, rgba(30,45,63,.08)); border-radius: var(--radius-lg, 16px); position: relative; }
.os-sol-card--highlight { border-color: var(--c-accent, #F5A624); border-width: 2px; }
.os-sol-num { width: 32px; height: 32px; border-radius: 50%; background: var(--c-accent, #F5A624); color: #fff; font-size: 14px; font-weight: 800; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.os-sol-titre { font-size: 17px; font-weight: 700; margin: 0 0 10px; }
.os-sol-desc { font-size: 15px; color: var(--c-text-secondary, #475569); line-height: 1.6; margin: 0 0 12px; }
.os-sol-example { padding: 16px; background: rgba(245,166,36,.06); border-radius: var(--radius-sm, 8px); font-size: 14px; color: var(--c-text-secondary, #475569); line-height: 1.5; margin: 12px 0; }
.os-sol-warn { font-size: 14px; color: var(--c-text-muted, #6B7888); margin: 0; font-style: italic; }
.os-sol-list { padding-left: 18px; margin: 0; }
.os-sol-list li { font-size: 14px; color: var(--c-text-secondary, #475569); line-height: 1.5; margin-bottom: 6px; }

/* ══════ FINANCEMENT ══════ */
.os-fin-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.os-fin-card { padding: 28px; background: var(--c-bg-card, #fff); border: 1px solid var(--c-border, rgba(30,45,63,.08)); border-radius: var(--radius-lg, 16px); }
.os-fin-card--highlight { border-color: var(--c-accent, #F5A624); border-width: 2px; background: rgba(245,166,36,.02); overflow: hidden; }
.os-fin-card-img { margin: -28px -28px 20px; padding: 0; overflow: hidden; }
.os-fin-card-img img { display: block; width: 100%; height: 160px; object-fit: cover; }
.os-fin-tag { display: inline-block; font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; padding: 4px 12px; border-radius: var(--radius-sm, 6px); background: var(--c-bg, #FAF9F6); color: var(--c-text-muted, #6B7888); margin-bottom: 14px; }
.os-fin-tag--accent { background: rgba(245,166,36,.1); color: var(--c-accent-hover, #FF7A00); }
.os-fin-titre { font-size: 17px; font-weight: 700; margin: 0 0 10px; }
.os-fin-desc { font-size: 15px; color: var(--c-text-secondary, #475569); line-height: 1.6; margin: 0 0 14px; }
.os-fin-points { list-style: none; padding: 0; margin: 0; }
.os-fin-points li { font-size: 14px; color: var(--c-text-secondary, #475569); padding: 4px 0 4px 20px; position: relative; }
.os-fin-points li::before { content: ''; position: absolute; left: 0; top: 11px; width: 8px; height: 8px; border-radius: 50%; background: var(--c-accent, #F5A624); opacity: .5; }

/* ══════ DÉMARCHES (split: image + steps) ══════ */
.os-dm-split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.os-dm-split-img { margin: 0; padding: 0; overflow: hidden; border-radius: var(--radius-lg, 16px); box-shadow: 0 8px 32px rgba(30,45,63,.12); position: sticky; top: 100px; }
.os-dm-split-img img { display: block; width: 100%; height: auto; object-fit: cover; }
.os-dm-split-steps { display: flex; flex-direction: column; gap: 16px; }
.os-dm-step { padding: 24px; background: var(--c-bg-card, #fff); border: 1px solid var(--c-border, rgba(30,45,63,.08)); border-radius: var(--radius-lg, 16px); border-left: 4px solid var(--c-accent, #F5A624); }
.os-dm-dur { font-size: 12px; font-weight: 700; color: var(--c-accent, #F5A624); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px; }
.os-dm-titre { font-size: 15px; font-weight: 700; margin: 0 0 8px; }
.os-dm-desc { font-size: 14px; color: var(--c-text-secondary, #475569); line-height: 1.5; margin: 0; }

/* ══════ LEAD FORM ══════ */
.os-content > .os-section.os-lead { padding: var(--space-section, 64px) 0; background: var(--c-navy, #1E2D3F); color: #fff; }
.os-lead .os-kicker { color: var(--c-accent, #F5A624); }
.os-lead-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.os-lead-h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; color: #fff; margin: 0 0 14px; line-height: 1.25; }
.os-lead-sub { font-size: 16px; color: rgba(255,255,255,.7); line-height: 1.6; margin: 0 0 24px; }
.os-lead-benefits { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.os-lead-benefits li { display: flex; align-items: center; gap: 10px; font-size: 15px; color: rgba(255,255,255,.8); }
.os-lead-benefits svg { color: var(--c-accent, #F5A624); flex-shrink: 0; }

.os-lead-form-wrap { background: #fff; border-radius: var(--radius-xl, 20px); padding: 36px; color: var(--c-text, #1E2D3F); }
.os-lead-form { display: flex; flex-direction: column; gap: 16px; }
.os-field { display: flex; flex-direction: column; gap: 4px; }
.os-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.os-label { font-size: 14px; font-weight: 600; color: var(--c-text, #1E2D3F); }
.os-req { color: #E74C3C; }
.os-lead-form input[type="text"],
.os-lead-form input[type="tel"],
.os-lead-form input[type="email"],
.os-lead-form select,
.os-lead-form textarea { width: 100%; padding: 12px 16px; font-family: inherit; font-size: 15px; color: var(--c-text, #1E2D3F); background: var(--c-bg, #FAF9F6); border: 2px solid var(--c-border, rgba(30,45,63,.08)); border-radius: var(--radius-sm, 8px); transition: border-color .2s, box-shadow .2s; }
.os-lead-form input:focus, .os-lead-form select:focus, .os-lead-form textarea:focus { outline: none; border-color: var(--c-accent, #F5A624); box-shadow: 0 0 0 3px rgba(245,166,36,.15); }
.os-lead-form input.is-error, .os-lead-form select.is-error { border-color: #E74C3C; box-shadow: 0 0 0 3px rgba(231,76,60,.12); }
.os-lead-form select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7888' stroke-width='2.4'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; cursor: pointer; }
/* Autocomplete société */
.os-field--ac { position: relative; }
.os-ac-list { position: absolute; top: 100%; left: 0; right: 0; z-index: 20; max-height: 220px; overflow-y: auto; list-style: none; padding: 4px 0; margin: 4px 0 0; background: #fff; border: 2px solid var(--c-accent, #F5A624); border-radius: var(--radius-sm, 8px); box-shadow: 0 8px 24px rgba(30,45,63,.15); }
.os-ac-list[hidden] { display: none; }
.os-ac-item { padding: 10px 16px; cursor: pointer; font-size: 14px; color: var(--c-text, #1E2D3F); transition: background .15s; }
.os-ac-item:hover, .os-ac-item[aria-selected="true"] { background: rgba(245,166,36,.08); }
.os-ac-item-name { font-weight: 600; }
.os-ac-item-info { font-size: 12px; color: var(--c-text-muted, #6B7888); margin-top: 2px; }
.os-readonly { background: rgba(245,166,36,.06) !important; border-color: rgba(245,166,36,.2) !important; color: var(--c-text-secondary, #475569) !important; cursor: default; font-size: 14px !important; }
.os-autofill-row { margin-bottom: 0; }

.os-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.os-consent { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--c-text-muted, #6B7888); line-height: 1.45; cursor: pointer; }
.os-consent input { margin-top: 2px; width: 17px; height: 17px; flex-shrink: 0; accent-color: var(--c-accent, #F5A624); }
.os-consent a { color: var(--c-accent, #F5A624); }
.os-submit { display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; padding: 16px; font-family: inherit; font-size: 16px; font-weight: 700; background: var(--c-accent, #F5A624); color: var(--c-text, #1E2D3F); border: none; border-radius: var(--radius-sm, 8px); cursor: pointer; transition: background .2s, transform .2s; }
.os-submit:hover { background: var(--c-accent-hover, #FF7A00); transform: translateY(-1px); }
.os-submit:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.os-form-error { padding: 12px 16px; background: rgba(231,76,60,.08); border: 1px solid rgba(231,76,60,.2); border-radius: var(--radius-sm, 8px); font-size: 14px; color: #E74C3C; }
.os-form-success { text-align: center; padding: 40px 24px; }
.os-form-success svg { color: #27AE60; margin-bottom: 16px; }
.os-form-success h3 { font-size: 20px; font-weight: 700; margin: 0 0 10px; color: var(--c-text, #1E2D3F); }
.os-form-success p { font-size: 15px; color: var(--c-text-secondary, #475569); line-height: 1.55; margin: 0; }

/* ══════ FAQ ══════ */
.os-faq-list { margin-top: 24px; }
.os-faq-item { border-top: 1px solid var(--c-border, rgba(30,45,63,.08)); }
.os-faq-item:last-child { border-bottom: 1px solid var(--c-border, rgba(30,45,63,.08)); }
.os-faq-q { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; width: 100%; padding: 20px 4px; cursor: pointer; background: none; border: none; text-align: left; font-family: inherit; }
.os-faq-q:focus-visible { outline: 2px solid var(--c-accent, #F5A624); outline-offset: 2px; border-radius: 6px; }
.os-faq-q-text { font-size: 17px; font-weight: 700; line-height: 1.35; color: var(--c-text, #1E2D3F); }
.os-faq-q-icon { flex-shrink: 0; color: var(--c-accent, #F5A624); margin-top: 2px; }
.os-faq-icon-v { transition: transform .25s cubic-bezier(.16,1,.3,1); transform-origin: center; }
.os-faq-q[aria-expanded="true"] .os-faq-icon-v { transform: scaleY(0); }
.os-faq-a { padding: 0 4px 24px; }
.os-faq-a[hidden] { display: none; }
.os-faq-a p { font-size: 16px; color: var(--c-text-secondary, #475569); line-height: 1.65; margin: 0; max-width: 68ch; }

/* ══════ REVEALS ══════ */
.os-pilier .rv { opacity: 0; transform: translateY(14px); transition: opacity .5s cubic-bezier(.16,1,.3,1), transform .5s cubic-bezier(.16,1,.3,1); }
.os-pilier .rv.in { opacity: 1; transform: none; }
.os-pilier .d1 { transition-delay: .02s; }
.os-pilier .d2 { transition-delay: .08s; }
.os-pilier .d3 { transition-delay: .14s; }
.os-pilier .d4 { transition-delay: .20s; }
.os-pilier .d5 { transition-delay: .26s; }
.os-pilier .d6 { transition-delay: .32s; }

/* ══════ RESPONSIVE ══════ */
@media (max-width: 1100px) {
  .os-layout { display: block; padding: 0; }
  .os-sidebar { display: none; }
}

@media (max-width: 860px) {
  .os-wrap { padding: 0 var(--pad-mobile, 24px); }
  .os-hero-content { padding: 72px 0 40px; }
  .os-hero { min-height: 480px; }
  .os-split { grid-template-columns: 1fr; gap: 24px; }
  .os-split-img { order: -1; }
  .os-seuils { grid-template-columns: 1fr; }
  .os-sanctions-grid { grid-template-columns: 1fr; }
  .os-solutions-grid { grid-template-columns: 1fr; }
  .os-fin-grid { grid-template-columns: 1fr; }
  .os-fin-card-img { margin: -28px -28px 20px; }
  .os-lead-grid { grid-template-columns: 1fr; gap: 32px; }
  .os-lead-form-wrap { padding: 28px 20px; }
  .os-dm-split { grid-template-columns: 1fr; gap: 24px; }
  .os-dm-split-img { position: static; }
  .os-surface-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .os-h1 { font-size: clamp(1.5rem, 6vw, 1.9rem); }
  .os-h2 { font-size: clamp(1.4rem, 5vw, 1.8rem); }
  .os-hero-ctas { flex-direction: column; gap: 10px; }
  .os-btn { justify-content: center; width: 100%; }
  .os-field-row { grid-template-columns: 1fr; }
  .os-compare-table th, .os-compare-table td { padding: 10px 12px; font-size: 14px; }
  .os-fin-card-img img { height: 140px; }
  .os-photobreak { margin: 28px 0 4px; }
  .os-photobreak img { height: 200px; }
}

/* ══════ REDUCED MOTION ══════ */
@media (prefers-reduced-motion: reduce) {
  .os-pilier .rv { opacity: 1; transform: none; transition: none; }
  .os-btn:hover { transform: none; }
  .os-hero-video { display: none; }
}

/* ── Agrivoltaïsme : hero image (au lieu de vidéo) + badge info (au lieu d'alerte rouge) ── */
.os-hero-img { width: 100%; height: 100%; object-fit: cover; display: block; }
.os-hero-badge { background: rgba(245,166,36,.15); border-color: rgba(245,166,36,.35); color: #F5A624; }

/* Message d'erreur par champ (validation inline) */
.os-field-msg { margin: 6px 0 0; font-size: 12.5px; font-weight: 600; color: #B43C3C; }
.os-field input.is-error, .os-field select.is-error, .os-field textarea.is-error { border-color: #B43C3C; }

/* ══════ TEST 3 QUESTIONS (wizard) ══════ */
.os-test-box { position: relative; background: var(--c-bg-card, #fff); border: 1px solid var(--c-border, rgba(30,45,63,.1)); border-radius: var(--radius-lg, 16px); padding: 32px; box-shadow: 0 16px 48px rgba(30,45,63,.08); }
.os-test-progress { height: 6px; border-radius: 999px; background: rgba(30,45,63,.08); overflow: hidden; }
.os-test-progress-bar { height: 100%; width: 0; border-radius: 999px; background: linear-gradient(90deg, var(--c-accent, #F5A624), var(--c-accent-hover, #FF7A00)); transition: width .45s cubic-bezier(.4,0,.2,1); }
.os-test-counter { display: flex; justify-content: flex-end; gap: 1px; font-size: 12px; font-weight: 700; color: var(--c-text-muted, #6B7888); margin: 8px 0 0; letter-spacing: .04em; }
.os-test-counter-total { opacity: .6; }
#os-test-step { color: var(--c-accent, #F5A624); }

.os-test-q { max-height: 0; opacity: 0; overflow: hidden; transform: translateY(8px); transition: max-height .45s cubic-bezier(.4,0,.2,1), opacity .3s ease, transform .3s ease, padding .3s ease, margin .3s ease; }
.os-test-q.is-revealed { max-height: 640px; opacity: 1; transform: none; }
.os-test-q[data-step="1"].is-revealed { margin-top: 20px; }
.os-test-q[data-step="2"].is-revealed, .os-test-q[data-step="3"].is-revealed { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--c-border, rgba(30,45,63,.08)); }
.os-test-label { font-size: 17px; font-weight: 700; color: var(--c-navy, #1E2D3F); margin: 0 0 16px; letter-spacing: -.01em; }

.os-test-opts { display: flex; flex-wrap: wrap; gap: 10px; }
.os-test-opts--grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.os-test-opt { display: flex; align-items: center; gap: 12px; font-family: inherit; font-size: 14.5px; font-weight: 600; text-align: left; color: var(--c-navy, #1E2D3F); background: var(--c-bg, #FAF9F6); border: 1.5px solid var(--c-border, rgba(30,45,63,.12)); border-radius: var(--radius-md, 12px); padding: 14px 16px; cursor: pointer; transition: border-color .18s, background .18s, color .18s, transform .18s, box-shadow .18s; }
.os-test-opts--grid .os-test-opt { flex-direction: column; align-items: flex-start; gap: 10px; min-height: 92px; justify-content: center; }
.os-test-opt svg { color: var(--c-text-muted, #6B7888); flex: none; transition: color .18s; }
.os-test-opt:hover { border-color: var(--c-accent, #F5A624); background: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(30,45,63,.08); }
.os-test-opt:hover svg { color: var(--c-accent, #F5A624); }
.os-test-opt.is-selected { border-color: var(--c-accent, #F5A624); background: rgba(245,166,36,.1); color: var(--c-accent-hover, #FF7A00); }
.os-test-opt.is-selected svg { color: var(--c-accent, #F5A624); }
.os-test-opt--wide { flex: 1 1 220px; justify-content: center; text-align: center; padding: 16px; }

.os-test-verdict { margin-top: 24px; padding: 22px 24px; border-radius: var(--radius-md, 12px); border-left: 4px solid var(--c-accent, #F5A624); background: rgba(245,166,36,.07); font-size: 15.5px; line-height: 1.6; color: var(--c-text-secondary, #475569); opacity: 0; transform: translateY(10px); transition: opacity .35s ease, transform .35s ease; }
.os-test-verdict.is-in { opacity: 1; transform: none; }
.os-test-verdict strong { color: var(--c-navy, #1E2D3F); }
.os-test-verdict--now { border-left-color: #E67E22; background: rgba(230,126,34,.08); }
.os-test-verdict--neutral { border-left-color: var(--c-text-muted, #6B7888); background: rgba(30,45,63,.04); }
.os-test-cta { display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; font-size: 14.5px; font-weight: 700; color: #fff !important; background: var(--c-accent, #F5A624); padding: 12px 20px; border-radius: var(--radius-md, 10px); text-decoration: none !important; transition: background .18s, transform .18s; }
.os-test-cta:hover { background: var(--c-accent-hover, #FF7A00); transform: translateY(-1px); }
.os-test-reset { display: inline-flex; align-items: center; gap: 7px; margin: 20px 0 0; font-family: inherit; font-size: 13px; font-weight: 600; color: var(--c-text-muted, #6B7888); background: none; border: none; cursor: pointer; }
.os-test-reset:hover { color: var(--c-navy, #1E2D3F); }
@media (prefers-reduced-motion: reduce) {
  .os-test-q, .os-test-verdict, .os-test-progress-bar { transition: none; }
}

/* ══════ BATIMENTS (liste) ══════ */
.os-bat-grid { list-style: none; padding: 0; margin: 24px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 24px; }
.os-bat-item { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; color: var(--c-text-secondary, #475569); }
.os-bat-item svg { flex: none; margin-top: 2px; color: var(--c-accent, #F5A624); }

/* ══════ DIVERS ══════ */
.os-inline-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--c-accent-hover, #FF7A00); text-decoration: none; }
.os-inline-link:hover { text-decoration: underline; }
.os-note { font-size: 14px; color: var(--c-text-muted, #6B7888); line-height: 1.6; margin-top: 18px; }
.os-uncertain-list { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-direction: column; gap: 16px; }
.os-uncertain-list li { display: flex; align-items: flex-start; gap: 12px; font-size: 15.5px; line-height: 1.6; color: var(--c-text-secondary, #475569); }
.os-uncertain-list li svg { flex: none; margin-top: 2px; color: var(--c-accent, #F5A624); }
.os-uncertain-list strong { color: var(--c-navy, #1E2D3F); }

/* ══════ SOURCES + MAILLAGE ══════ */
.os-maillage { margin-bottom: 44px; }
.os-maillage-grid { margin-top: 24px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.os-maillage-card { display: flex; align-items: center; gap: 16px; padding: 18px 20px; background: var(--c-bg-card, #fff); border: 1px solid var(--c-border, rgba(30,45,63,.1)); border-radius: var(--radius-lg, 16px); text-decoration: none !important; box-shadow: 0 2px 10px rgba(30,45,63,.04); transition: transform .18s, box-shadow .18s, border-color .18s; }
.os-maillage-card:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(30,45,63,.1); border-color: rgba(245,166,36,.4); }
.os-maillage-ico { flex: none; width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: rgba(245,166,36,.1); color: var(--c-accent, #F5A624); }
.os-maillage-body { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.os-maillage-titre { font-size: 15.5px; font-weight: 700; color: var(--c-navy, #1E2D3F); }
.os-maillage-desc { font-size: 13px; color: var(--c-text-muted, #6B7888); line-height: 1.4; }
.os-maillage-arrow { flex: none; color: var(--c-text-muted, #6B7888); transition: transform .18s, color .18s; }
.os-maillage-card:hover .os-maillage-arrow { color: var(--c-accent, #F5A624); transform: translateX(3px); }
.os-refs-h3 { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--c-text-muted, #6B7888); margin: 0 0 4px; }
.os-refs-list { margin: 14px 0 0; padding-left: 20px; display: flex; flex-direction: column; gap: 9px; }
.os-refs-list li { font-size: 13.5px; line-height: 1.55; color: var(--c-text-secondary, #475569); }
.os-refs-list a { color: var(--c-navy, #1E2D3F); font-weight: 600; }
.os-refs-note { font-size: 12.5px; color: var(--c-text-muted, #6B7888); margin-top: 16px; font-style: italic; }

@media (max-width: 640px) {
  .os-bat-grid, .os-maillage-grid { grid-template-columns: 1fr; }
  .os-test-opts--grid { grid-template-columns: repeat(2, 1fr); }
  .os-test-box { padding: 20px; }
}