/* ── AETHERIS — feuille de style du site vitrine ─────────────────────────── */
:root {
  --bg:        #0a0a12;
  --bg-card:   #12121f;
  --bg-card2:  #171728;
  --border:    #26263d;
  --text:      #e8e8f0;
  --text-dim:  #9c9cb5;
  --accent:    #5b8def;
  --accent2:   #8b5cf6;
  --gradient:  linear-gradient(135deg, #5b8def 0%, #8b5cf6 100%);
  --radius:    14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, Roboto, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ── Navigation ── */
nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 10, 18, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: 3px; font-size: 1.05rem; color: var(--text); }
.nav-brand img { width: 34px; height: 34px; border-radius: 8px; }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a { color: var(--text-dim); font-size: 0.92rem; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-cta {
  background: var(--gradient); color: #fff !important;
  padding: 8px 18px; border-radius: 999px; font-weight: 600;
}
.nav-cta:hover { opacity: 0.9; text-decoration: none !important; }

/* ── Hero ── */
.hero { text-align: center; padding: 90px 0 70px; position: relative; overflow: hidden; }
.hero::before {
  content: ''; position: absolute; inset: -40% -20% auto;
  height: 130%;
  background: radial-gradient(ellipse at 50% 0%, rgba(91,141,239,0.16), rgba(139,92,246,0.08) 45%, transparent 70%);
  pointer-events: none;
}
.hero img.logo { width: 110px; height: 110px; border-radius: 26px; margin-bottom: 28px; box-shadow: 0 0 60px rgba(139,92,246,0.35); }
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; line-height: 1.15;
  max-width: 780px; margin: 0 auto 18px;
}
.hero h1 .grad { background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 1.15rem; color: var(--text-dim); max-width: 640px; margin: 0 auto 36px; }
.hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: 999px; font-weight: 600; font-size: 1rem;
  transition: transform 0.15s, opacity 0.15s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 6px 24px rgba(91,141,239,0.35); }
.btn-ghost { border: 1px solid var(--border); color: var(--text); background: var(--bg-card); }
.hero .note { margin-top: 16px; font-size: 0.85rem; color: var(--text-dim); }

/* ── Sections ── */
section { padding: 72px 0; }
.section-title { text-align: center; font-size: 2rem; font-weight: 800; margin-bottom: 10px; }
.section-sub { text-align: center; color: var(--text-dim); max-width: 560px; margin: 0 auto 48px; }

/* ── Fonctionnalités ── */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.feature {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px;
}
.feature .icon { font-size: 1.7rem; margin-bottom: 12px; display: block; }
.feature h3 { font-size: 1.05rem; margin-bottom: 8px; }
.feature p { font-size: 0.92rem; color: var(--text-dim); }

/* ── Bandeau confiance ── */
.trust {
  background: var(--bg-card); border-block: 1px solid var(--border);
  padding: 34px 0;
}
.trust-items { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; text-align: center; }
.trust-items div strong { display: block; font-size: 1.02rem; }
.trust-items div span { font-size: 0.85rem; color: var(--text-dim); }

/* ── Tarifs ── */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; align-items: stretch; }
.plan {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 26px; text-align: center;
  display: flex; flex-direction: column;
}
.plan.popular { border-color: var(--accent2); background: var(--bg-card2); position: relative; }
.plan.popular::before {
  content: 'Le plus choisi'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--gradient); color: #fff; font-size: 0.72rem; font-weight: 700;
  padding: 3px 14px; border-radius: 999px; letter-spacing: 0.5px;
}
.plan h3 { font-size: 1.1rem; margin-bottom: 6px; }
.plan .price { font-size: 2.4rem; font-weight: 800; }
.plan .price small { font-size: 0.95rem; font-weight: 400; color: var(--text-dim); }
.plan .annual { font-size: 0.82rem; color: var(--text-dim); margin-bottom: 18px; }
.plan ul { list-style: none; text-align: left; margin: 14px 0 22px; flex: 1; }
.plan ul li { font-size: 0.9rem; color: var(--text-dim); padding: 5px 0 5px 26px; position: relative; }
.plan ul li::before { content: '✓'; position: absolute; left: 4px; color: var(--accent); font-weight: 700; }
.plans-note { text-align: center; color: var(--text-dim); font-size: 0.88rem; margin-top: 26px; }

/* ── Téléchargement ── */
.dl-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; max-width: 720px; margin: 0 auto; }
.dl {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px; text-align: center;
}
.dl .icon { font-size: 2.2rem; display: block; margin-bottom: 10px; }
.dl h3 { margin-bottom: 6px; }
.dl p { font-size: 0.88rem; color: var(--text-dim); margin-bottom: 18px; }
.badge-soon {
  display: inline-block; border: 1px dashed var(--border); color: var(--text-dim);
  padding: 9px 22px; border-radius: 999px; font-size: 0.9rem;
}
.dl-note {
  margin-top: 14px; font-size: 0.78rem !important; color: var(--text-dim);
  line-height: 1.5;
}

/* ── Footer ── */
footer { border-top: 1px solid var(--border); padding: 40px 0; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; align-items: center; }
.footer-inner .copy { color: var(--text-dim); font-size: 0.85rem; }
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-links a { color: var(--text-dim); font-size: 0.85rem; }
.footer-links a:hover { color: var(--text); }

/* ── Pages légales ── */
.legal-page { max-width: 800px; margin: 0 auto; padding: 60px 24px; }
.legal-page h1 { font-size: 1.9rem; margin-bottom: 8px; }
.legal-page .updated { color: var(--text-dim); font-size: 0.85rem; margin-bottom: 40px; }
.legal-page h2 { font-size: 1.25rem; margin: 36px 0 12px; }
.legal-page h3 { font-size: 1.02rem; margin: 24px 0 8px; }
.legal-page p, .legal-page li { color: var(--text-dim); font-size: 0.95rem; }
.legal-page ul { padding-left: 22px; margin: 10px 0; }
.legal-page table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 0.9rem; }
.legal-page th, .legal-page td { border: 1px solid var(--border); padding: 9px 12px; text-align: left; color: var(--text-dim); }
.legal-page th { color: var(--text); background: var(--bg-card); }
.legal-page .table-wrap { overflow-x: auto; }

@media (max-width: 640px) {
  .nav-links a:not(.nav-cta) { display: none; }
  section { padding: 52px 0; }
}