:root {
  --ink: #06252B;
  --ink-soft: #4C6A6F;
  --cyan: #0DD6E4;
  --cyan-deep: #00A6B5;
  --paper: #ffffff;
  --mint: #F7FCFD;
  --line: #E4F2F4;
  --dark-text: #AECFD3;
  --dark-muted: #8FB1B7;
  --wrap: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Manrope, system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }

a { color: var(--cyan-deep); text-decoration: none; transition: color .18s ease, background .18s ease, border-color .18s ease; }
a:hover { color: var(--ink); }

h1, h2, h3 { margin: 0; letter-spacing: -0.03em; font-weight: 800; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: 28px; padding-right: 28px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; gap: 28px; padding-top: 14px; padding-bottom: 14px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { width: 30px; height: 30px; object-fit: contain; }
.brand span { font-size: 21px; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); }
.nav { display: flex; gap: 26px; margin-left: auto; font-size: 15px; font-weight: 600; }
.nav a { color: #3D5A5F; }
.nav a:hover { color: var(--cyan-deep); }
.btn-pill { background: var(--ink); color: #fff; padding: 11px 20px; border-radius: 999px; font-size: 15px; font-weight: 700; }
.btn-pill:hover { background: var(--cyan); color: var(--ink); }

/* Hero */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background: var(--ink);
  background-image:
    radial-gradient(900px 620px at 78% 18%, rgba(13,214,228,0.34), transparent 65%),
    radial-gradient(700px 500px at 8% 90%, rgba(13,214,228,0.14), transparent 60%);
}
.hero .wrap { padding-top: 86px; padding-bottom: 96px; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.eyebrow-pill {
  display: inline-flex; align-items: center; gap: 9px;
  border: 1px solid rgba(13,214,228,0.45); background: rgba(13,214,228,0.10); color: #8CF0F8;
  padding: 7px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
}
.hero h1 { font-size: 64px; line-height: 1.02; letter-spacing: -0.035em; margin-top: 22px; }
.hero-lead { font-size: 20px; line-height: 1.55; color: #B7D4D8; margin-top: 22px; max-width: 490px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn-primary { background: var(--cyan); color: var(--ink); padding: 16px 26px; border-radius: 14px; font-size: 17px; font-weight: 800; }
.btn-primary:hover { background: #fff; color: var(--ink); }
.btn-ghost { border: 1px solid rgba(255,255,255,0.28); color: #fff; padding: 16px 26px; border-radius: 14px; font-size: 17px; font-weight: 700; }
.btn-ghost:hover { border-color: var(--cyan); color: #8CF0F8; }
.stats { display: flex; flex-wrap: wrap; gap: 36px; margin-top: 46px; }
.stats strong { display: block; font-size: 26px; font-weight: 800; color: #fff; }
.stats span { display: block; font-size: 14px; color: var(--dark-muted); margin-top: 4px; }

.hero-visual { position: relative; display: flex; justify-content: center; }
.hero-glow { position: absolute; width: 430px; height: 430px; border-radius: 50%; background: rgba(13,214,228,0.30); filter: blur(70px); }
.hero-phone { position: relative; width: 340px; filter: drop-shadow(0 40px 70px rgba(0,0,0,0.55)); animation: floaty 7s ease-in-out infinite; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.float-card { position: absolute; background: #fff; color: var(--ink); border-radius: 16px; padding: 12px 16px; box-shadow: 0 18px 40px rgba(0,0,0,0.28); }
.float-card small { display: block; font-size: 12px; font-weight: 700; color: #6B8A8F; letter-spacing: .05em; }
.float-card strong { display: block; font-size: 16px; font-weight: 800; margin-top: 2px; }
.float-a { left: -6px; top: 60px; }

/* Trust band */
.band { background: #fff; border-bottom: 1px solid #EAF5F6; }
.band .wrap { padding-top: 30px; padding-bottom: 30px; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; }
.band-label { font-size: 14px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: #7D9BA0; }
.chips { display: flex; flex-wrap: wrap; gap: 12px; }
.chip { border: 1px solid #DCEEF0; background: #F5FCFD; color: #0B4048; padding: 9px 16px; border-radius: 999px; font-size: 14px; font-weight: 700; }

/* Sections */
.section-mint { background: var(--mint); }
.section-white { background: #fff; }
.section-head { max-width: 640px; }
.kicker { font-size: 14px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--cyan-deep); }
.section-head h2 { font-size: 46px; line-height: 1.08; margin-top: 14px; }
.section-head p { font-size: 19px; line-height: 1.6; color: var(--ink-soft); margin-top: 16px; }

.feed-head { padding-top: 96px; padding-bottom: 40px; }
.feed-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding-bottom: 96px; }
.card-light { background: #fff; border: 1px solid var(--line); border-radius: 32px; padding: 40px; }
.card-dark { background: var(--ink); color: #fff; border-radius: 32px; padding: 40px; }
.card-tall { padding-bottom: 0; display: grid; gap: 26px; }
.card-tall h3 { font-size: 27px; letter-spacing: -0.02em; }
.card-tall p { font-size: 17px; line-height: 1.6; color: var(--ink-soft); margin-top: 12px; }
.card-tall .shot { display: flex; justify-content: center; }
.card-tall .shot img { width: 290px; filter: drop-shadow(0 24px 44px rgba(6,37,43,0.22)); }
.card-side { display: grid; grid-template-columns: 1fr 158px; gap: 20px; align-items: center; }
.card-side h3 { font-size: 25px; letter-spacing: -0.02em; }
.card-side p { font-size: 16px; line-height: 1.6; margin-top: 12px; }
.card-light.card-side p { color: var(--ink-soft); }
.card-dark.card-side p { color: var(--dark-text); }
.card-side img { width: 158px; }
.card-dark.card-side img { filter: drop-shadow(0 22px 40px rgba(0,0,0,0.5)); }
.card-light.card-side img { filter: drop-shadow(0 20px 38px rgba(6,37,43,0.22)); }
.feed-col { display: grid; gap: 28px; align-content: start; }

/* Steps */
.steps-section .wrap { padding-top: 96px; padding-bottom: 96px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 52px; }
.step { background: var(--mint); border: 1px solid var(--line); border-radius: 32px; padding: 34px 30px; display: flex; flex-direction: column; gap: 22px; }
.step-head { display: flex; align-items: center; gap: 12px; }
.step-num { width: 34px; height: 34px; border-radius: 50%; background: var(--cyan); color: var(--ink); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 16px; flex: none; }
.step h3 { font-size: 22px; letter-spacing: -0.02em; }
.step p { font-size: 16px; line-height: 1.6; color: var(--ink-soft); }
.step img { width: 100%; margin-top: auto; filter: drop-shadow(0 22px 40px rgba(6,37,43,0.20)); }

/* Account */
.account { background: var(--ink); color: #fff; }
.account .wrap { padding-top: 90px; padding-bottom: 90px; display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 60px; align-items: center; }
.account-visual { position: relative; display: flex; justify-content: center; }
.account-glow { position: absolute; width: 330px; height: 330px; border-radius: 50%; background: rgba(13,214,228,0.22); filter: blur(64px); }
.account-visual img { position: relative; width: 310px; filter: drop-shadow(0 34px 60px rgba(0,0,0,0.5)); }
.account .kicker { color: #5FE4EE; }
.account h2 { font-size: 44px; line-height: 1.08; margin-top: 14px; }
.account-lead { font-size: 18px; line-height: 1.6; color: var(--dark-text); margin-top: 16px; max-width: 460px; }
.mini-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 34px; max-width: 460px; }
.mini { border: 1px solid rgba(255,255,255,0.14); border-radius: 20px; padding: 20px; }
.mini strong { display: block; font-size: 20px; font-weight: 800; }
.mini span { display: block; font-size: 15px; color: var(--dark-muted); margin-top: 6px; }

/* Gallery */
.gallery { background: var(--mint); border-top: 1px solid var(--line); }
.gallery .wrap { padding-top: 86px; padding-bottom: 30px; }
.gallery h2 { font-size: 40px; line-height: 1.1; }
.gallery p { font-size: 18px; line-height: 1.6; color: var(--ink-soft); margin-top: 14px; }
.gallery-rail { display: flex; gap: 20px; overflow-x: auto; padding: 26px 28px 86px; scroll-snap-type: x mandatory; }
.gallery-rail img { width: 230px; flex: none; border-radius: 26px; scroll-snap-align: center; box-shadow: 0 16px 36px rgba(6,37,43,0.12); }

/* FAQ */
.faq { background: #fff; }
.faq .wrap { max-width: 900px; padding-top: 92px; padding-bottom: 92px; }
.faq h2 { font-size: 40px; line-height: 1.1; margin-bottom: 34px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq details { border: 1px solid var(--line); border-radius: 20px; background: var(--mint); padding: 22px 26px; }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 20px; cursor: pointer; font-size: 19px; font-weight: 700; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq-plus { color: var(--cyan-deep); font-size: 24px; font-weight: 700; transition: transform .2s ease; }
.faq details[open] .faq-plus { transform: rotate(45deg); }
.faq details p { font-size: 16px; line-height: 1.65; color: var(--ink-soft); margin-top: 14px; }

/* Download */
.download { background: var(--cyan); color: var(--ink); }
.download .wrap { padding-top: 84px; padding-bottom: 84px; display: flex; flex-wrap: wrap; gap: 32px; align-items: center; justify-content: space-between; }
.download h2 { font-size: 46px; line-height: 1.05; max-width: 560px; }
.download p { font-size: 19px; line-height: 1.55; color: #08444C; margin-top: 16px; max-width: 520px; }
.stores { display: flex; flex-wrap: wrap; gap: 14px; }
.store-btn { display: flex; align-items: center; gap: 12px; background: var(--ink); color: #fff; padding: 16px 26px; border-radius: 16px; }
.store-btn:hover { background: #fff; color: var(--ink); }
.store-btn small { font-size: 12px; opacity: .75; }
.store-btn strong { font-size: 17px; font-weight: 800; }
.store-btn .labels { display: flex; flex-direction: column; line-height: 1.2; }
.store-mark { width: 27px; height: 27px; flex: none; display: flex; align-items: center; justify-content: center; }
.store-mark svg { width: 100%; height: 100%; }
/* iOS pas encore publié : le bouton reste lisible mais ne promet pas un lien. */
.store-btn-soon { opacity: .62; cursor: default; }
.store-btn-soon:hover { background: var(--ink); color: #fff; }

/* Footer */
.site-footer { background: var(--ink); color: var(--dark-muted); }
.site-footer .wrap { padding-top: 56px; padding-bottom: 56px; display: flex; flex-wrap: wrap; gap: 28px; justify-content: space-between; align-items: flex-start; }
.site-footer .brand span { color: #fff; font-size: 19px; }
.site-footer img { width: 26px; height: 26px; object-fit: contain; }
.footer-cols { display: flex; gap: 48px; flex-wrap: wrap; font-size: 15px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col b { color: #fff; font-weight: 700; }
.footer-col a { color: var(--dark-muted); }
.footer-col a:hover { color: var(--cyan); }
.footer-bar { border-top: 1px solid rgba(255,255,255,0.10); }
.footer-bar .wrap { padding-top: 20px; padding-bottom: 20px; font-size: 14px; }

/* Responsive */
@media (max-width: 980px) {
  .hero .wrap, .account .wrap { grid-template-columns: 1fr; gap: 44px; }
  .hero h1 { font-size: 48px; }
  .feed-grid, .steps, .mini-grid { grid-template-columns: 1fr; }
  .nav { display: none; }
  .section-head h2, .download h2 { font-size: 36px; }
}
@media (max-width: 560px) {
  .wrap { padding-left: 20px; padding-right: 20px; }
  .hero h1 { font-size: 38px; }
  .hero-lead { font-size: 18px; }
  .card-side { grid-template-columns: 1fr; }
  .card-side img { width: 140px; }
  .float-a { display: none; }
  .faq summary { font-size: 17px; }
}