/* =========================================================
   apps-france.fr — design system minimal (style SaaS)
   ========================================================= */

:root {
  --bg: #ffffff;
  --surface: #f6f7f9;
  --surface-2: #eef1f5;
  --text: #0f172a;
  --muted: #64748b;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-soft: #eff5ff;
  --success: #16a34a;
  --success-soft: #ecfdf3;
  --border: #e5e7eb;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow: 0 4px 16px rgba(15, 23, 42, .08);
  --container: 1120px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1rem; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { margin: 0 0 1rem; padding-left: 1.2rem; }
img, svg { max-width: 100%; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--primary); color: #fff; padding: 10px 16px; z-index: 100;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .7rem 1.25rem; border-radius: var(--radius-sm);
  font-weight: 600; font-size: .95rem; cursor: pointer;
  border: 1px solid transparent; transition: background .15s, border .15s, transform .05s;
  text-decoration: none; white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: #fff; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--surface); }
.btn-lg { padding: .9rem 1.6rem; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.9); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.brand { font-weight: 700; font-size: 1.15rem; color: var(--text); display: flex; align-items: center; gap: .4rem; }
.brand:hover { text-decoration: none; }
.brand .flag { font-size: 1rem; }
.nav { display: flex; align-items: center; gap: 1.5rem; }
.nav a:not(.btn) { color: var(--muted); font-weight: 500; font-size: .95rem; }
.nav a:not(.btn):hover { color: var(--text); text-decoration: none; }
.nav-toggle { display: none; background: none; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .4rem .6rem; font-size: 1.2rem; cursor: pointer; }

/* ---------- Sections ---------- */
.section { padding: 64px 0; }
.section-tight { padding: 40px 0; }
.section-surface { background: var(--surface); }
.section-head { max-width: 680px; margin: 0 auto 40px; text-align: center; }
.section-head p { color: var(--muted); font-size: 1.1rem; }
.eyebrow { color: var(--primary); font-weight: 600; font-size: .85rem; text-transform: uppercase; letter-spacing: .05em; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 56px; text-align: center; }
.hero p.lead { font-size: 1.25rem; color: var(--muted); max-width: 640px; margin: 0 auto 1.8rem; }
.hero-actions { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }
.hero-app { text-align: left; }
.hero-app .lead { margin-left: 0; }
.hero-app .hero-actions { justify-content: flex-start; }

/* ---------- Grilles ---------- */
.grid { display: grid; gap: 1.25rem; }
.grid-cards { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

/* ---------- Cards ---------- */
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.5rem; box-shadow: var(--shadow-sm);
}
.app-card {
  display: flex; flex-direction: column; height: 100%;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.4rem; box-shadow: var(--shadow-sm); transition: box-shadow .15s, transform .1s, border-color .15s;
}
.app-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); border-color: #d2d8e0; }
.app-card .app-logo {
  width: 44px; height: 44px; border-radius: 10px; background: var(--surface);
  display: flex; align-items: center; justify-content: center; font-size: 1.4rem; margin-bottom: 1rem;
}
.app-card h3 { margin-bottom: .25rem; }
.app-card .app-benefit { color: var(--muted); font-size: .95rem; flex-grow: 1; }
.app-card .app-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 1rem; }

/* badges */
.badge {
  display: inline-flex; align-items: center; gap: .3rem;
  font-size: .78rem; font-weight: 600; padding: .25rem .6rem; border-radius: 999px;
  background: var(--surface-2); color: var(--muted);
}
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-primary { background: var(--primary-soft); color: var(--primary); }

/* ---------- Catégories ---------- */
.cat-card {
  display: flex; flex-direction: column; gap: .4rem; text-align: left;
  padding: 1.3rem; border: 1px solid var(--border); border-radius: var(--radius);
  background: #fff; transition: border-color .15s, box-shadow .15s; color: var(--text);
}
.cat-card:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); text-decoration: none; }
.cat-card .cat-emoji { font-size: 1.8rem; }
.cat-card .cat-name { font-weight: 700; }
.cat-card .cat-desc { color: var(--muted); font-size: .9rem; }

/* ---------- Concept / valeurs ---------- */
.value { text-align: center; }
.value .value-icon { font-size: 2rem; }
.value h3 { margin: .6rem 0 .3rem; font-size: 1.05rem; }
.value p { color: var(--muted); font-size: .95rem; }

/* ---------- Trust bar ---------- */
.trust { display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap; }
.trust span { display: inline-flex; align-items: center; gap: .5rem; color: var(--muted); font-weight: 500; }

/* ---------- Feature list ---------- */
.feature-list { list-style: none; padding: 0; display: grid; gap: .8rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.feature-list li { display: flex; align-items: flex-start; gap: .6rem; }
.feature-list .check { color: var(--success); font-weight: 700; flex-shrink: 0; }

/* ---------- Problème/solution ---------- */
.split { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.split .card h3 { margin-bottom: 1rem; }
.split ul { margin: 0; }

/* ---------- Pricing ---------- */
.pricing-box {
  text-align: center; max-width: 460px; margin: 0 auto;
  border: 2px solid var(--primary); border-radius: var(--radius); padding: 2rem; background: var(--primary-soft);
}
.pricing-box .price { font-size: 2.4rem; font-weight: 800; color: var(--text); }
.pricing-box .price small { font-size: 1rem; font-weight: 500; color: var(--muted); }
.pricing-box .note { color: var(--muted); font-size: .9rem; }

/* ---------- FAQ ---------- */
.faq details {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 1rem 1.2rem; margin-bottom: .75rem; background: #fff;
}
.faq summary { font-weight: 600; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--muted); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: .8rem 0 0; color: var(--muted); }

/* ---------- CTA bloc ---------- */
.cta-band {
  background: var(--text); color: #fff; border-radius: var(--radius); padding: 2.5rem; text-align: center;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: #cbd5e1; max-width: 520px; margin: 0 auto 1.5rem; }
.cta-band .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.3); }
.cta-band .btn-ghost:hover { background: rgba(255,255,255,.1); }

/* ---------- Catalogue : recherche & filtres ---------- */
.catalog-toolbar { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2rem; }
.search-input {
  width: 100%; padding: .8rem 1rem; font-size: 1rem; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: #fff;
}
.search-input:focus { outline: 2px solid var(--primary); border-color: var(--primary); }
.filters { display: flex; gap: .5rem; flex-wrap: wrap; }
.filter-btn {
  padding: .45rem .9rem; border: 1px solid var(--border); border-radius: 999px;
  background: #fff; color: var(--muted); font-size: .88rem; font-weight: 600; cursor: pointer;
}
.filter-btn.active, .filter-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.no-results { text-align: center; color: var(--muted); padding: 2rem; display: none; }

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-size: .85rem; color: var(--muted); margin-bottom: 1rem; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }

/* ---------- Prose (pages techniques / use-case) ---------- */
.prose { max-width: 760px; }
.prose h2 { margin-top: 2.2rem; }
.prose h3 { margin-top: 1.6rem; }
.prose pre {
  background: var(--text); color: #e2e8f0; padding: 1rem 1.2rem; border-radius: var(--radius-sm);
  overflow-x: auto; font-size: .88rem; line-height: 1.5;
}
.prose code { background: var(--surface-2); padding: .12rem .4rem; border-radius: 4px; font-size: .9em; }
.prose pre code { background: none; padding: 0; }
.callout {
  border-left: 4px solid var(--primary); background: var(--primary-soft);
  padding: 1rem 1.2rem; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 1.5rem 0;
}
.callout.success { border-color: var(--success); background: var(--success-soft); }

/* ---------- Footer ---------- */
.site-footer { background: var(--surface); border-top: 1px solid var(--border); padding: 48px 0 32px; margin-top: 64px; }
.footer-grid { display: grid; gap: 2rem; grid-template-columns: 1.5fr repeat(3, 1fr); }
.footer-grid h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.footer-grid ul { list-style: none; padding: 0; }
.footer-grid li { margin-bottom: .4rem; }
.footer-grid a { color: var(--text); font-size: .92rem; }
.footer-grid a:hover { color: var(--primary); }
.footer-about p { color: var(--muted); font-size: .92rem; }
.footer-bottom { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border); color: var(--muted); font-size: .85rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; }

/* ---------- Utilitaires ---------- */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.muted { color: var(--muted); }

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; border-bottom: 1px solid var(--border); padding: .5rem 20px 1rem; }
  .nav.open { display: flex; }
  .nav a:not(.btn) { padding: .7rem 0; border-bottom: 1px solid var(--border); }
  .nav .btn { margin-top: .6rem; justify-content: center; }
  .nav-toggle { display: inline-flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-about { grid-column: 1 / -1; }
  .section { padding: 48px 0; }
}