/* Cloudzone — feuille de style unique, sans framework. */
:root {
  --brand: #2e3192;
  --brand-dark: #1f2170;
  --brand-50: #eef0fb;
  --accent: #2f8fd8;
  --ink: #12142b;
  --text: #3a3d55;
  --muted: #62657d;
  --line: #e3e5f0;
  --line-strong: #c9cde0;
  --surface: #ffffff;
  --bg: #ffffff;
  --tint: #f6f7fc;
  --error: #b42318;
  --success: #067647;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(18, 20, 43, .06), 0 8px 24px rgba(18, 20, 43, .06);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --container: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); font-size: 17px; line-height: 1.6; color: var(--text); background: var(--bg); }
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--brand); text-underline-offset: 3px; }
a:hover { color: var(--brand-dark); }
h1, h2, h3 { color: var(--ink); line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.2vw, 3.2rem); font-weight: 750; }
h2 { font-size: clamp(1.55rem, 2.6vw, 2.15rem); font-weight: 700; }
h3 { font-size: 1.12rem; font-weight: 650; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .container { padding: 0 28px; } }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--brand); color: #fff; padding: 10px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { top: 12px; color: #fff; }
.muted { color: var(--muted); }
.icon { width: 24px; height: 24px; flex: none; }

/* Boutons */
.btn { display: inline-flex; align-items: center; gap: .5em; padding: .85em 1.35em; border-radius: 999px; font-weight: 600; font-size: 1rem; text-decoration: none; border: 1.5px solid transparent; cursor: pointer; transition: background .2s, color .2s, border-color .2s, transform .2s; font-family: inherit; line-height: 1.2; }
.btn .icon { width: 18px; height: 18px; transition: transform .2s; }
.btn:hover .icon { transform: translateX(3px); }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); color: #fff; }
.btn-secondary { background: transparent; color: var(--brand); border-color: var(--line-strong); }
.btn-secondary:hover { border-color: var(--brand); color: var(--brand-dark); }
.btn-light { background: #fff; color: var(--brand); }
.btn-light:hover { background: var(--brand-50); }
.btn-sm { padding: .6em 1.05em; font-size: .92rem; }
.btn[disabled] { opacity: .6; cursor: progress; }

/* En-tête */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .94); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 20px; min-height: 68px; max-width: 1360px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; flex: none; }
.brand img { width: 136px; }
.brand-market { font-size: .72rem; font-weight: 650; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); border-left: 1px solid var(--line-strong); padding-left: 10px; white-space: nowrap; }
.nav-desktop { display: none; margin-left: auto; }
.nav-desktop ul { display: flex; gap: 4px; }
.nav-desktop a { display: block; white-space: nowrap; padding: 8px 10px; border-radius: 8px; color: var(--ink); text-decoration: none; font-weight: 550; font-size: .95rem; }
.nav-desktop a:hover { background: var(--tint); }
.nav-desktop a[aria-current="page"] { color: var(--brand); background: var(--brand-50); }
.header-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.switches { display: flex; align-items: center; gap: 6px; }
.switch { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 8px; border: 1px solid var(--line); color: var(--ink); text-decoration: none; font-size: .85rem; font-weight: 600; white-space: nowrap; }
.switch:hover { border-color: var(--brand); color: var(--brand); }
.switch .icon { width: 16px; height: 16px; }
.header-actions > .switches, .header-cta { display: none; }

.nav-mobile { position: static; }
.nav-mobile summary { list-style: none; cursor: pointer; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--line); }
.nav-mobile summary::-webkit-details-marker { display: none; }
.burger, .burger::before, .burger::after { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; position: relative; transition: transform .2s, background .2s; }
.burger::before, .burger::after { content: ""; position: absolute; left: 0; }
.burger::before { top: -6px; }
.burger::after { top: 6px; }
.nav-mobile[open] .burger { background: transparent; }
.nav-mobile[open] .burger::before { transform: translateY(6px) rotate(45deg); }
.nav-mobile[open] .burger::after { transform: translateY(-6px) rotate(-45deg); }
.nav-mobile-panel { position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); padding: 12px 16px 20px; }
.nav-mobile-panel ul a { display: block; padding: 12px 4px; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; font-weight: 600; }
.nav-mobile-panel ul a[aria-current="page"] { color: var(--brand); }
.nav-mobile-panel .switches { margin-top: 14px; flex-wrap: wrap; }

@media (min-width: 1100px) {
  .nav-desktop { display: block; }
  .header-actions { margin-left: 8px; }
  .header-actions > .switches { display: inline-flex; }
  .nav-mobile { display: none; }
}
@media (min-width: 1300px) { .header-cta { display: inline-flex; } }
@media (max-width: 420px) { .brand-market { display: none; } }

/* Hero */
.hero { padding: 56px 0 64px; background: radial-gradient(1100px 500px at 85% -10%, var(--brand-50), transparent 60%), linear-gradient(180deg, #fff, var(--tint)); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; gap: 40px; align-items: center; }
.hero-small { padding: 44px 0 48px; }
.hero-small h1 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; font-weight: 700; color: var(--brand); margin-bottom: .9em; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--text); max-width: 62ch; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-visual { max-width: 460px; justify-self: center; width: 100%; }
.hero-small .hero-visual { max-width: 380px; }
@media (min-width: 900px) {
  .hero { padding: 88px 0 96px; }
  .hero-small { padding: 64px 0 64px; }
  .hero-grid { grid-template-columns: 1.15fr .85fr; }
  .hero-novisual .hero-grid { grid-template-columns: 1fr; }
}
@media (max-width: 899px) { .hero-small .hero-visual { display: none; } }

/* Sections */
.section { padding: 64px 0; }
.section-tint { background: var(--tint); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section + .section-tint, .section-tint + .section-tint { border-top: 0; }
.section-head { max-width: 760px; margin-bottom: 36px; }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.section-more { margin-top: 32px; }
@media (min-width: 900px) { .section { padding: 88px 0; } }

.grid { display: grid; gap: 20px; }
@media (min-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(4, 1fr); } }

.card { display: flex; flex-direction: column; height: 100%; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; color: var(--text); text-decoration: none; }
.card p { margin: 0; }
.card-linked { transition: border-color .2s, box-shadow .2s, transform .2s; }
.card-linked:hover { border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-2px); color: var(--text); }
.card-icon { display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: var(--brand-50); color: var(--brand); margin-bottom: 18px; flex: none; }
.card-link { margin-top: auto; padding-top: 18px; display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--brand); }
.card-link .icon { width: 18px; height: 18px; }

.usecase { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.usecase-head { display: flex; gap: 14px; align-items: flex-start; }
.usecase-head .card-icon { margin: 0; width: 40px; height: 40px; }
.usecase-head h3 { margin-top: 6px; }
.usecase dl { margin: 14px 0 0; display: grid; gap: 10px; }
.usecase dt { font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; color: var(--muted); }
.usecase dd { margin: 2px 0 0; font-size: .96rem; }

.steps { display: grid; gap: 20px; counter-reset: s; }
@media (min-width: 640px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.step { position: relative; padding: 24px 22px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.step-num { display: inline-block; font-weight: 750; font-size: .9rem; color: #fff; background: linear-gradient(135deg, var(--brand), var(--accent)); border-radius: 999px; padding: 4px 12px; margin-bottom: 14px; }
.step p { margin: 0; font-size: .97rem; }

.split { display: grid; gap: 36px; align-items: center; }
.split-visual { max-width: 380px; justify-self: center; width: 100%; }
@media (min-width: 900px) { .split { grid-template-columns: 1.2fr .8fr; gap: 64px; } }
.checklist { display: grid; gap: 12px; margin-top: 18px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; }
.checklist .icon { color: var(--brand); width: 22px; height: 22px; margin-top: 2px; }

.trust { gap: 16px; }
.trust-item { display: flex; gap: 14px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.trust-item > .icon { color: var(--brand); margin-top: 2px; }
.trust-item h3 { margin-bottom: .35em; }
.trust-item p { margin: 0; }

.location { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.location h3 { font-size: 1.2rem; }
.contact-list { display: grid; gap: 10px; margin: 16px 0; }
.contact-list li { display: flex; gap: 10px; align-items: flex-start; }
.contact-list .icon { width: 20px; height: 20px; color: var(--brand); margin-top: 3px; }
.entity-partner { font-size: .93rem; background: var(--tint); border-left: 3px solid var(--brand); padding: 10px 14px; border-radius: 0 8px 8px 0; }
.text-link { font-weight: 600; }

.ctaband { display: flex; flex-direction: column; gap: 20px; align-items: flex-start; padding: 40px 28px; border-radius: 22px; color: #fff; background: radial-gradient(600px 300px at 100% 0, rgba(47, 143, 216, .55), transparent 70%), linear-gradient(135deg, var(--brand), var(--brand-dark)); }
.ctaband h2 { color: #fff; margin-bottom: .3em; }
.ctaband p { margin: 0; color: rgba(255, 255, 255, .88); max-width: 60ch; }
@media (min-width: 900px) { .ctaband { flex-direction: row; align-items: center; justify-content: space-between; padding: 48px 56px; } }

/* Contact */
.contact-grid { display: grid; gap: 40px; }
@media (min-width: 980px) { .contact-grid { grid-template-columns: 1.3fr .9fr; gap: 56px; } }
.contact-aside { display: grid; gap: 16px; align-content: start; }
.contact-form { display: grid; gap: 16px; }
.field-row { display: grid; gap: 16px; }
@media (min-width: 640px) { .field-row { grid-template-columns: 1fr 1fr; } }
.field label { display: block; font-weight: 600; color: var(--ink); margin-bottom: 6px; font-size: .95rem; }
.req { color: var(--error); }
.field input, .field select, .field textarea { width: 100%; font: inherit; font-size: 1rem; color: var(--ink); padding: 12px 14px; border: 1.5px solid var(--line-strong); border-radius: var(--radius-sm); background: #fff; }
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--brand); outline: 3px solid rgba(46, 49, 146, .15); outline-offset: 0; }
.field [aria-invalid="true"] { border-color: var(--error); }
.field-error { color: var(--error); font-size: .88rem; margin: 6px 0 0; }
.field-check { display: grid; grid-template-columns: auto 1fr; gap: 10px; align-items: start; }
.field-check input { width: 20px; height: 20px; margin-top: 3px; accent-color: var(--brand); }
.field-check label { font-weight: 400; color: var(--text); margin: 0; }
.field-check .field-error { grid-column: 2; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { padding: 14px 16px; border-radius: var(--radius-sm); font-weight: 500; }
.form-status-error { background: #fef3f2; color: var(--error); border: 1px solid #fecdca; }
.form-status-success { background: #ecfdf3; color: var(--success); border: 1px solid #abefc6; }
.contact-form button { justify-self: start; }

/* Texte long */
.prose { max-width: 780px; }
.prose h1 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.prose h2 { font-size: 1.3rem; margin-top: 1.8em; }

/* Pied de page */
.site-footer { background: #10123a; color: rgba(255, 255, 255, .78); padding: 56px 0 28px; font-size: .95rem; }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; color: #fff; }
.footer-grid { display: grid; gap: 32px; }
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1.3fr; } }
.footer-brand img { width: 140px; margin-bottom: 16px; }
.footer-title { color: #fff; font-size: .82rem; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px; }
.site-footer ul { display: grid; gap: 8px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); margin-top: 40px; padding-top: 22px; font-size: .85rem; }
.footer-note { color: rgba(255, 255, 255, .6); max-width: 90ch; }

/* Illustrations et animations discrètes */
.visual { width: 100%; height: auto; }
.pulse { transform-origin: 240px 200px; animation: pulse 4s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: .9; } 50% { transform: scale(1.12); opacity: .5; } }
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .pulse { animation: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .card-linked { transition: none; }
}
@media print { .site-header, .ctaband, .site-footer { display: none; } }