/* Landing CaissApp — CSS pur, zéro dépendance. Charte : prototype/index.html */
:root {
	--ink: #102026;
	--muted: #647185;
	--amber: #f6a91b;
	--amber-deep: #e89a0c;
	--green: #087967;
	--green-soft: #16ad7f;
	--bg: #f5f7f8;
	--card: #ffffff;
	--line: #e3e9ea;
	--dark-1: #123237;
	--dark-2: #0d1f22;
	--dark-3: #122b20;
	--on-dark: #e7eeee;
	--on-dark-muted: #b9c9c8;
	--on-dark-faint: #8fa7a6;
	--font-text: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
	--font-display: Outfit, "DM Sans", system-ui, sans-serif;
	--max: 72rem;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	background: var(--bg);
	color: var(--ink);
	font-family: var(--font-text);
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }
.display { font-family: var(--font-display); }
.grad { background: linear-gradient(135deg, var(--dark-1) 0%, var(--dark-2) 60%, var(--dark-3) 100%); }
.skip { position: absolute; left: -9999px; top: 0; background: var(--amber); color: var(--ink); padding: .5rem 1rem; z-index: 100; font-weight: 700; }
.skip:focus { left: 0; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 40; }
.site-header.scrolled { box-shadow: 0 6px 24px rgba(0, 0, 0, .35); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; color: #fff; }
.brand-mark { width: 2.25rem; height: 2.25rem; border-radius: .75rem; background: var(--amber); color: #132027; display: grid; place-items: center; font-weight: 800; font-family: var(--font-display); }
.brand-name { font-weight: 800; font-size: 1.125rem; line-height: 1; display: block; font-family: var(--font-display); letter-spacing: -.01em; }
.brand-tag { font-size: .625rem; color: #92aaa8; display: block; }
.site-nav { display: flex; align-items: center; gap: 1.75rem; }
.nav-link { position: relative; color: #c9d8d7; text-decoration: none; font-size: .9375rem; padding: .25rem 0; transition: color .18s ease; }
.nav-link::after { content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 100%; background: var(--amber); transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.nav-link:hover { color: #fff; }
.nav-link:hover::after { transform: scaleX(1); }
.header-cta { display: flex; align-items: center; gap: .9rem; }
.login-link { color: #fff; text-decoration: none; font-size: .875rem; font-weight: 600; transition: color .18s ease; }
.login-link:hover { color: var(--amber); }
.nav-toggle { display: none; background: none; border: 1px solid #ffffff2e; border-radius: .5rem; color: #fff; padding: .45rem .6rem; cursor: pointer; }

/* ---------- Boutons ---------- */
.btn { display: inline-flex; align-items: center; gap: .5rem; font-weight: 700; border-radius: 0; padding: .875rem 1.375rem; text-decoration: none; transition: transform .15s ease, box-shadow .15s ease, background .15s ease; border: 0; cursor: pointer; font-size: 1rem; }
.btn:hover { transform: translateY(-1px); }
.btn-amber { background: var(--amber); color: #132027; box-shadow: 0 8px 22px #f6a91b2e; }
.btn-amber:hover { background: var(--amber-deep); }
.btn-ghost { background: #ffffff0f; color: var(--on-dark); border: 1px solid #ffffff24; }
.btn-green { background: var(--green); color: #fff; box-shadow: 0 8px 22px #08796733; }
.btn-sm { padding: .625rem 1rem; font-size: .875rem; }

/* ---------- Hero ---------- */
.hero { color: #fff; overflow: clip; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; padding: 4rem 0 5rem; }
.hero-badge { display: inline-flex; align-items: center; gap: .5rem; font-size: .75rem; color: #cfe5df; background: #ffffff12; border: 1px solid #ffffff1f; border-radius: 999px; padding: .4rem 1rem; margin-bottom: 1.25rem; }
.hero-badge .dot { width: .5rem; height: .5rem; border-radius: 50%; background: var(--amber); }
.hero h1 { font-family: var(--font-display); font-size: clamp(2rem, 4.5vw, 3.25rem); line-height: 1.08; letter-spacing: -.02em; margin: 0 0 1.25rem; font-weight: 800; }
.hero h1 .hl { color: var(--amber); }
.hero-sub { color: var(--on-dark-muted); font-size: 1.125rem; margin: 0 0 2rem; max-width: 32rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2.5rem; }
.hero-trust { display: flex; flex-wrap: wrap; gap: .5rem 2rem; color: var(--on-dark-faint); font-size: .875rem; list-style: none; margin: 0; padding: 0; }
.hero-trust li { display: flex; align-items: center; gap: .5rem; }
.check { color: var(--green-soft); font-weight: 800; }
.hero-visual { position: relative; }
.browser { background: #1b3739; border: 1px solid #ffffff14; border-radius: .75rem; overflow: hidden; box-shadow: 0 24px 64px rgba(0, 0, 0, .45); }
.browser-bar { display: flex; align-items: center; gap: .4rem; padding: .7rem 1rem; border-bottom: 1px solid #ffffff14; }
.browser-bar i { width: .65rem; height: .65rem; border-radius: 50%; background: #ffffff26; display: block; }
.browser-bar i:first-child { background: var(--amber); }
.browser-url { margin-left: .75rem; font-size: .75rem; color: var(--on-dark-faint); background: #ffffff0d; border-radius: .375rem; padding: .2rem .75rem; }
.float-card { position: absolute; background: #ffffff; color: var(--ink); border-radius: .75rem; padding: .8rem 1rem; box-shadow: 0 16px 40px rgba(0, 0, 0, .35); font-size: .8125rem; }
.float-card b { display: block; font-family: var(--font-display); font-size: 1.25rem; line-height: 1.1; }
.float-card small { color: var(--muted); }
.float-ca { right: -1rem; top: 12%; border-left: 4px solid var(--green-soft); }
.float-off { left: -1rem; bottom: 10%; border-left: 4px solid var(--amber); }

/* ---------- Bandeau chiffres ---------- */
.stats { background: #fff; border-block: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding: 2.25rem 0; text-align: center; }
.stat b { display: block; font-family: var(--font-display); font-size: 2rem; color: var(--ink); }
.stat b em { font-style: normal; color: var(--amber-deep); }
.stat span { color: var(--muted); font-size: .875rem; }

/* ---------- Sections ---------- */
.section { padding: 5rem 0; }
.section-head { text-align: center; max-width: 42rem; margin: 0 auto 3rem; }
.kicker { font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--green); }
.section-head h2 { font-family: var(--font-display); font-size: clamp(1.75rem, 3.5vw, 2.5rem); letter-spacing: -.02em; margin: .5rem 0 1rem; font-weight: 800; line-height: 1.15; }
.section-head p { color: var(--muted); font-size: 1.125rem; margin: 0; }
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 0; padding: 1.75rem; }
.card h3 { font-family: var(--font-display); font-size: 1.125rem; margin: 0 0 .5rem; }
.card p { margin: 0; color: var(--muted); font-size: .9375rem; }
.icon-tile { width: 2.625rem; height: 2.625rem; border-radius: 0; display: grid; place-items: center; background: #f6a91b1a; color: #d98a00; margin-bottom: 1rem; }
.icon-tile svg { width: 1.25rem; height: 1.25rem; }
.icon-tile.green { background: #08796714; color: var(--green); }

/* ---------- Visuel large (parallax) ---------- */
.shot { margin-top: 3rem; border: 1px solid var(--line); border-radius: .75rem; overflow: hidden; background: #fff; box-shadow: 0 20px 60px rgba(16, 32, 38, .12); }
.shot img { width: 100%; }
.shot figcaption { padding: .9rem 1.25rem; font-size: .8125rem; color: var(--muted); border-top: 1px solid var(--line); }

/* ---------- BYOD ---------- */
.byod { background: #fff; border-block: 1px solid var(--line); }
.device { text-align: center; }
.device svg { width: 3rem; height: 3rem; color: var(--green); margin: 0 auto 1rem; display: block; }
.byod-note { text-align: center; color: var(--muted); margin-top: 2.5rem; }

/* ---------- Témoignages ---------- */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.quote { background: var(--card); border: 1px solid var(--line); border-radius: 0; padding: 1.75rem; display: flex; flex-direction: column; gap: 1rem; }
.quote .stars { color: var(--amber-deep); letter-spacing: .15em; font-size: .875rem; }
.quote blockquote { margin: 0; font-size: .9375rem; flex: 1; }
.quote footer { display: flex; align-items: center; gap: .75rem; }
.avatar { width: 2.5rem; height: 2.5rem; border-radius: 50%; background: var(--dark-1); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: .875rem; font-family: var(--font-display); flex: none; }
.quote footer b { display: block; font-size: .875rem; }
.quote footer small { color: var(--muted); font-size: .75rem; }

/* ---------- Offres ---------- */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; max-width: 56rem; margin: 0 auto; }
.tier { background: #fff; border: 1px solid var(--line); border-radius: 0; padding: 1.75rem; display: flex; flex-direction: column; position: relative; }
.tier.hot { border-color: var(--amber); }
.tier h3 { font-family: var(--font-display); font-size: 1.125rem; margin: 0; }
.tier .price { font-family: var(--font-display); font-size: 2rem; font-weight: 800; margin: .75rem 0; }
.tier .price small { font-size: .875rem; color: var(--muted); font-weight: 400; font-family: var(--font-text); }
.tier > p { color: var(--muted); font-size: .875rem; margin: 0 0 1.5rem; }
.tier ul { list-style: none; margin: 0 0 2rem; padding: 0; flex: 1; display: grid; gap: .65rem; font-size: .875rem; }
.tier li { display: flex; gap: .5rem; align-items: flex-start; }
.pro-tag { background: var(--amber); color: #132027; font-weight: 800; border-radius: 0; padding: .2rem .625rem; font-size: .6875rem; position: absolute; top: -.75rem; right: 1.25rem; }
.tier .btn { justify-content: center; }

/* ---------- FAQ ---------- */
.faq { max-width: 48rem; margin: 0 auto; display: grid; gap: 1rem; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 0; padding: 1.25rem 1.5rem; }
.faq-item summary { font-weight: 700; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--green); font-size: 1.5rem; line-height: 1; flex: none; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { color: var(--muted); font-size: .9375rem; margin: 1rem 0 0; }

/* ---------- CTA final + footer ---------- */
.cta-final { color: #fff; text-align: center; }
.cta-final .wrap { padding-top: 4.5rem; padding-bottom: 4.5rem; }
.cta-final h2 { font-family: var(--font-display); font-size: clamp(1.75rem, 3.5vw, 2.5rem); margin: 0 0 1rem; font-weight: 800; }
.cta-final p { color: var(--on-dark-muted); margin: 0 0 2rem; font-size: 1.125rem; }
.site-footer { color: #fff; }
.footer-grid { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 3rem 0; flex-wrap: wrap; }
.footer-tag { display: block; color: var(--on-dark-faint); font-size: .75rem; }
.footer-nav { display: flex; gap: 1.5rem; font-size: .875rem; color: #c9d8d7; flex-wrap: wrap; }
.footer-nav a { text-decoration: none; }
.footer-nav a:hover { color: #fff; }
.footer-base { border-top: 1px solid #ffffff14; padding: 1.25rem 0 1.5rem; font-size: .8125rem; color: var(--on-dark-faint); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }

/* ---------- Reveal / parallax ---------- */
html.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
html.js .reveal.visible, .reveal.visible { opacity: 1; transform: none; }
[data-parallax] { will-change: transform; }

/* ---------- Responsive ---------- */
@media (max-width: 56rem) {
	.hero-grid { grid-template-columns: 1fr; gap: 2.5rem; padding: 3rem 0 4rem; }
	.cards-3, .cards-4, .quotes { grid-template-columns: 1fr 1fr; }
	.tiers { grid-template-columns: 1fr; max-width: 28rem; }
	.stats-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
	.float-ca { right: .5rem; }
	.float-off { left: .5rem; }
	.site-nav { display: none; position: absolute; top: 72px; left: 0; right: 0; background: var(--dark-2); flex-direction: column; padding: 1.5rem; gap: 1.25rem; border-bottom: 1px solid #ffffff14; }
	.site-nav.open { display: flex; }
	.nav-toggle { display: block; }
	.site-header { position: sticky; }
}
@media (max-width: 40rem) {
	.cards, .cards-3, .cards-4, .quotes { grid-template-columns: 1fr; }
	.section { padding: 3.5rem 0; }
	.header-cta .login-link { display: none; }
	.hero-actions .btn { flex: 1; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	.reveal { opacity: 1; transform: none; transition: none; }
	*, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}
:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }
/* ---------- Langue : toggle + RTL ---------- */
.lang-toggle { background: none; border: 1px solid #ffffff2e; border-radius: .5rem; color: #fff; padding: .45rem .7rem; cursor: pointer; font-weight: 700; font-size: .8125rem; }
.lang-toggle:hover { border-color: var(--amber); color: var(--amber); }
/* Outfit/DM Sans ne couvrent pas l'arabe -> IBM Plex Sans Arabic (Google Fonts). */
html[dir="rtl"] body { font-family: "IBM Plex Sans Arabic", var(--font-text); }
html[dir="rtl"] h1, html[dir="rtl"] h2, html[dir="rtl"] h3, html[dir="rtl"] .brand-name, html[dir="rtl"] .brand-mark, html[dir="rtl"] .stat b, html[dir="rtl"] .tier .price, html[dir="rtl"] .float-card b, html[dir="rtl"] .avatar { font-family: "IBM Plex Sans Arabic", "DM Sans", system-ui, sans-serif; }
/* L'arabe est cursif : tout letter-spacing casserait les lettres liées. */
html[dir="rtl"] .brand-name, html[dir="rtl"] .hero h1, html[dir="rtl"] .section-head h2, html[dir="rtl"] .cta-final h2, html[dir="rtl"] .kicker { letter-spacing: 0; }
/* Miroirs des positions physiques LTR. */
html[dir="rtl"] .skip { left: auto; right: -9999px; }
html[dir="rtl"] .skip:focus { right: 0; }
html[dir="rtl"] .nav-link::after { left: auto; right: 0; transform-origin: right; }
html[dir="rtl"] .browser-url { margin-left: 0; margin-right: .75rem; }
html[dir="rtl"] .float-ca { right: auto; left: -1rem; border-left: 0; border-right: 4px solid var(--green-soft); }
html[dir="rtl"] .float-off { left: auto; right: -1rem; border-left: 0; border-right: 4px solid var(--amber); }
html[dir="rtl"] .pro-tag { right: auto; left: 1.25rem; }
@media (max-width: 56rem) {
	html[dir="rtl"] .float-ca { left: .5rem; }
	html[dir="rtl"] .float-off { right: .5rem; }
}