:root{--night:#0b1f3a;--night2:#102f57;--blue:#2f80ed;--cyan:#00c2a8;--bg:#f7f9fc;--text:#162033;--muted:#657084;--white:#fff;--line:#e6edf7;--shadow:0 24px 70px rgba(11,31,58,.14);--radius:28px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}h1,h2,h3{font-family:Manrope,Inter,sans-serif;line-height:1.05;margin:0 0 18px}h1{font-size:clamp(42px,6vw,76px);letter-spacing:-.05em}h2{font-size:clamp(30px,4vw,52px);letter-spacing:-.04em}h3{font-size:22px}.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:18px clamp(20px,5vw,72px);background:rgba(247,249,252,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,237,247,.75)}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--night);font-weight:800}.brand img{height:38px;max-width:150px;object-fit:contain}.brand em{font-style:normal;color:var(--blue)}nav{display:flex;align-items:center;gap:22px}nav a{color:#31435e;text-decoration:none;font-weight:650;font-size:14px}.active{color:var(--blue)}.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:999px;font-weight:800;transition:.25s ease}.nav-cta{padding:11px 18px;background:var(--night);color:white}.btn{padding:15px 24px}.btn.primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:white;box-shadow:0 16px 36px rgba(47,128,237,.28)}.btn.secondary{border:1px solid rgba(255,255,255,.28);color:white;background:rgba(255,255,255,.08)}.btn.outline{border:1px solid var(--line);background:#fff;color:var(--night)}.btn:hover,nav a:hover{transform:translateY(-2px)}.menu{display:none}.hero,.page-hero{position:relative;overflow:hidden;background:radial-gradient(circle at 82% 18%,rgba(0,194,168,.22),transparent 34%),linear-gradient(135deg,#081a31,#0d2d55 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article:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.icon{display:grid;place-items:center;width:52px;height:52px;border-radius:18px;background:linear-gradient(135deg,rgba(47,128,237,.12),rgba(0,194,168,.13));font-size:24px;margin-bottom:18px}.text-link{font-weight:900;color:var(--blue);text-decoration:none}.dark{background:var(--night);color:white}.dark .section-head p{color:#c6d8ee}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px}.timeline div{padding:28px;border-radius:26px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}.timeline span{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:99px;background:linear-gradient(135deg,var(--blue),var(--cyan));font-weight:900;margin-bottom:18px}.comparison{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:35px}.col{background:white;border:1px solid var(--line);border-radius:30px;padding:34px;box-shadow:0 18px 60px rgba(11,31,58,.08)}.col.highlight{border:2px solid rgba(47,128,237,.45);box-shadow:var(--shadow)}li{margin:12px 0}.center-link{text-align:center;margin-top:28px}.usecase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.resources .panel,.final-cta{border-radius:36px;padding:56px;background:linear-gradient(135deg,#0b1f3a,#123a69);color:white;box-shadow:var(--shadow)}.resources .panel p{max-width:850px;color:#d4e4f7}.faq-list{display:grid;gap:14px;max-width:920px}.faq-list details{background:white;border:1px solid var(--line);border-radius:22px;padding:20px 24px;box-shadow:0 12px 40px rgba(11,31,58,.06)}summary{font-weight:900;cursor:pointer}.final-cta{text-align:center;margin:0 clamp(20px,5vw,72px) 90px}.final-cta p{color:#d8e8fb;max-width:780px;margin:0 auto 28px}.table-wrap{overflow:auto;background:white;border:1px solid var(--line);border-radius:30px;box-shadow:var(--shadow)}table{border-collapse:collapse;width:100%;min-width:700px}th,td{padding:20px;border-bottom:1px solid var(--line);text-align:left}th{background:#eef5ff;color:var(--night)}.article{max-width:900px;margin:0 auto;padding:90px 20px}.article h1{color:var(--night);font-size:clamp(38px,5vw,62px)}.article .lead,.article p{color:#31435e;font-size:19px}.article-cta{margin-top:34px}footer{padding:70px clamp(20px,5vw,72px) 40px;background:#07172b;color:white}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}.footer-logo{max-height:42px;max-width:160px;object-fit:contain;margin-bottom:12px}footer a{display:block;color:#cbd8e9;text-decoration:none;margin:9px 0}.footer-cta{color:#00c2a8;font-weight:900}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;color:#94a8c2}.reveal{opacity:0;transform:translateY(18px);transition:.7s ease}.reveal.visible{opacity:1;transform:none}@media(max-width:1080px){nav{display:none}.menu{display:block;border:0;background:var(--night);color:white;border-radius:12px;padding:9px 12px}.topbar.open nav{display:flex;position:absolute;left:20px;right:20px;top:74px;flex-direction:column;align-items:stretch;padding:18px;background:white;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.hero{grid-template-columns:1fr;min-height:auto}.hero-visual{min-height:420px;order:2}.hero-copy{order:1}.split,.comparison,.footer-grid{grid-template-columns:1fr}.timeline{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:1fr}.usecase-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){h1{font-size:40px}.hero{padding-top:62px}.hero-actions .btn{width:100%}.timeline,.usecase-grid{grid-template-columns:1fr}.floating-card{display:none}.trust-strip{gap:16px}.section{padding:74px 20px}.brand span{font-size:13px}.hero-visual{min-height:280px}.page-hero{padding:72px 20px}}
.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:16px}.cards article a{margin-top:10px;display:inline-block}.faq-list details[open]{border-color:rgba(47,128,237,.35)}

.conversion-strip{margin:60px auto;max-width:1180px;padding:34px;border-radius:30px;background:linear-gradient(135deg,#0B1F3A,#123E73);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:24px}.conversion-strip h2{color:#fff;margin:6px 0 8px}.conversion-strip p{color:rgba(255,255,255,.82);margin:0}.conversion-strip .kicker{color:#6fffe9;text-transform:uppercase;font-size:13px;font-weight:800;letter-spacing:.12em}.article{max-width:880px;margin:80px auto;padding:0 22px}.article h1{font-size:clamp(34px,5vw,58px);line-height:1.02}.article h2{margin-top:36px}.article p,.article li{font-size:18px;line-height:1.75;color:var(--text)}.article-cta{margin-top:44px;padding:30px;border-radius:26px;background:var(--surface);box-shadow:var(--shadow)}.card{display:block;text-decoration:none;color:inherit;background:var(--surface);border:1px solid rgba(11,31,58,.08);border-radius:24px;padding:26px;box-shadow:var(--shadow);transition:.25s ease}.card:hover{transform:translateY(-4px);border-color:rgba(47,128,237,.35)}@media(max-width:850px){.conversion-strip{flex-direction:column;align-items:flex-start}}

/* Page changer de prestataire 3CX */
.takeover-hero .breadcrumb,.takeover-hero .breadcrumb a{color:rgba(255,255,255,.72);text-decoration:none}.three-cards{grid-template-columns:repeat(3,minmax(0,1fr))}.takeover-checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.takeover-checklist div{display:flex;align-items:flex-start;gap:13px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 10px 30px rgba(11,31,58,.05)}.takeover-checklist span{flex:0 0 auto;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:900}.takeover-checklist strong{padding-top:2px}.resources .proofs{margin-top:26px}.resources .proofs span{color:#eaf4ff}.breadcrumb a:hover{color:#fff}@media(max-width:1080px){.three-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.three-cards,.takeover-checklist{grid-template-columns:1fr}}