/* Lumyna — pages publiques (del-ecom.fr)
   Identité visuelle de l’application, indépendante du site Del-ecom. */
:root {
  --ink: #1e2a3a;
  --muted: #5a6b7d;
  --sky: #5b84b1;
  --sky-dark: #3d5f8a;
  --sky-soft: #7aa0c4;
  --bg1: #e8f1f8;
  --bg2: #f7fafc;
  --card: #ffffff;
  --border: #d5e0ea;
  --warn-bg: #fef3c7;
  --warn-text: #92400e;
  --ok-bg: #ecfdf5;
  --ok-text: #065f46;
  --radius: 16px;
  --shadow: 0 8px 24px rgba(30, 42, 58, 0.06);
  --max: 760px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg1), var(--bg2) 42%, #fff);
  line-height: 1.6;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: clip;
  padding-bottom: var(--safe-bottom);
}

img, svg { max-width: 100%; height: auto; }

a { color: var(--sky-dark); }
a:hover { color: var(--sky); }
a:focus-visible {
  outline: 2px solid var(--sky);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: #fff;
  padding: 8px 12px;
  z-index: 10;
}
.skip:focus { left: 8px; }

.wrap {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  justify-content: space-between;
  padding: calc(16px + var(--safe-top)) 0 0;
}

.brand {
  font-weight: 700;
  color: var(--sky-dark);
  text-decoration: none;
  letter-spacing: -0.02em;
  font-size: 1.05rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.brand span { font-weight: 500; color: var(--muted); font-size: 0.85rem; margin-left: 8px; }

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 4px;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
  padding: 10px 12px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
}
.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--sky-dark);
  background: rgba(91, 132, 177, 0.12);
}

main {
  padding: 28px 0 40px;
}

h1 {
  font-size: clamp(1.45rem, 4.5vw, 2rem);
  margin: 0 0 8px;
  letter-spacing: -0.03em;
  line-height: 1.25;
}
.lede {
  font-size: 1.05rem;
  color: var(--muted);
  margin: 0 0 22px;
}
.meta {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0 0 22px;
}

h2 {
  font-size: 1.18rem;
  margin: 32px 0 10px;
  color: var(--sky-dark);
  letter-spacing: -0.02em;
}
h3 {
  font-size: 1.02rem;
  margin: 20px 0 8px;
  color: var(--ink);
}

p, li { font-size: 1rem; }
p { margin: 0 0 12px; }
ul, ol { padding-left: 1.2rem; margin: 0 0 14px; }
li { margin-bottom: 6px; }

.notice {
  background: var(--warn-bg);
  color: var(--warn-text);
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 0.94rem;
  margin: 0 0 22px;
}
.notice.ok {
  background: var(--ok-bg);
  color: var(--ok-text);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  margin: 14px 0;
  box-shadow: var(--shadow);
}
.card h2 { margin-top: 0; }

.hero {
  margin: 8px 0 8px;
}
.hero .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--sky);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}
.btn:hover { background: var(--sky-dark); color: #fff; }
.btn.secondary {
  background: transparent;
  color: var(--sky-dark);
  border: 1px solid var(--sky);
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 10px;
  margin: 14px 0 8px;
}
.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink);
}

.dl {
  display: grid;
  grid-template-columns: minmax(8rem, 38%) 1fr;
  gap: 8px 16px;
  margin: 0;
}
.dl dt {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.92rem;
}
.dl dd {
  margin: 0;
  font-size: 0.95rem;
  overflow-wrap: anywhere;
}

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
}
.steps li {
  position: relative;
  padding: 12px 12px 12px 52px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 8px;
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 12px;
  top: 12px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--sky);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-footer {
  margin-top: 36px;
  padding: 20px 0 calc(28px + var(--safe-bottom));
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.88rem;
}
.site-footer strong { color: var(--ink); font-weight: 650; }
.site-footer p { margin: 0 0 8px; }
.footer-legal { margin: 12px 0; line-height: 1.5; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 4px;
  margin-top: 10px;
}
.footer-links a {
  color: var(--sky-dark);
  text-decoration: none;
  padding: 8px 10px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}
.footer-links a:hover { text-decoration: underline; }
.host-note { font-size: 0.82rem; color: var(--muted); }

@media (max-width: 640px) {
  .wrap { width: min(var(--max), calc(100% - 24px)); }
  .nav-links a { font-size: 0.82rem; padding: 8px 10px; }
  .dl { grid-template-columns: 1fr; gap: 2px 0; }
  .dl dt { margin-top: 8px; }
  .features { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 380px) {
  .features { grid-template-columns: 1fr; }
  h1 { font-size: 1.35rem; }
}

@media (min-width: 768px) {
  .topnav { padding-top: calc(22px + var(--safe-top)); }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}