/* Skyniva : feuille de style unique (vitrine + back-office). */
:root {
  --ink: #0f172a; --ink2: #334155; --muted: #64748b; --line: #e2e8f0; --bg: #ffffff; --bg2: #f6f7fb;
  --brand: #4f46e5; --brand2: #4338ca; --sky: #38bdf8; --ok: #059669; --warn: #d97706; --bad: #dc2626;
  --r: 14px; --shadow: 0 1px 2px rgba(15,23,42,.06), 0 8px 24px rgba(15,23,42,.06);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--brand); }
h1, h2, h3 { line-height: 1.2; letter-spacing: -.01em; }
h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 0 0 .6rem; }
h2 { font-size: 1.5rem; margin: 0 0 .6rem; }
h3 { font-size: 1.08rem; margin: 0 0 .4rem; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 16px; }
.pad { padding-top: 48px; padding-bottom: 48px; }
.narrow { max-width: 720px; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.lead { font-size: 1.15rem; color: var(--ink2); }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 700; color: var(--brand); margin: 0 0 .8rem; }

/* Boutons */
.btn { display: inline-block; background: var(--brand); color: #fff; border: 0; border-radius: 10px; padding: 12px 20px; font-weight: 650; font-size: 1rem; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--brand2); }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; }
.btn-sm { padding: 8px 14px; font-size: .92rem; }
.btn-full { width: 100%; text-align: center; }
.btn-ghost { background: transparent; color: var(--brand); box-shadow: inset 0 0 0 2px var(--brand); }
.btn-ghost:hover { background: #eef2ff; }
.btn-danger { background: var(--bad); } .btn-danger:hover { background: #b91c1c; }
.btn-ok { background: var(--ok); } .btn-ok:hover { background: #047857; }
.btn-light { background: #eef2ff; color: var(--brand2); } .btn-light:hover { background: #e0e7ff; }

/* En-tête et pied */
.top { border-bottom: 1px solid var(--line); background: rgba(255,255,255,.92); position: sticky; top: 0; z-index: 10; backdrop-filter: blur(8px); }
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.25rem; color: var(--ink); text-decoration: none; letter-spacing: -.02em; }
.logo-mark { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 9px; background: linear-gradient(135deg, var(--brand), var(--sky)); color: #fff; font-size: 1rem; }
.logo-sm { font-size: 1.05rem; }
.nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.nav a:not(.btn) { color: var(--ink2); text-decoration: none; font-weight: 550; }
.nav a:not(.btn):hover { color: var(--brand); }
.demo-band { background: #fef3c7; color: #78350f; text-align: center; font-size: .9rem; padding: 6px 16px; }
.foot { background: var(--ink); color: #cbd5e1; margin-top: 40px; }
.foot-in { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 24px; padding: 40px 16px; }
.foot a { color: #e2e8f0; text-decoration: none; display: block; margin: 4px 0; }
.foot .logo { color: #fff; } .foot strong { color: #fff; display: block; margin-bottom: 6px; }

/* Accueil */
.hero { background: radial-gradient(1200px 400px at 80% -10%, #e0e7ff, transparent), linear-gradient(180deg, #f8faff, #fff); }
.hero-in { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; padding: 64px 16px; }
.hero-cta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 20px; }
.hero-card { background: #fff; border-radius: 18px; box-shadow: var(--shadow); padding: 18px; border: 1px solid var(--line); }
.hc-top { display: flex; gap: 6px; margin-bottom: 14px; } .hc-top span { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.hc-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.hc-row em { font-style: normal; font-size: .8rem; color: var(--ok); background: #d1fae5; padding: 2px 10px; border-radius: 99px; }
.hc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hc-grid div { background: var(--bg2); border-radius: 12px; padding: 12px; } .hc-grid small { color: var(--muted); display: block; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin-top: 20px; }
.card { border: 1px solid var(--line); border-radius: var(--r); padding: 18px; background: #fff; }
.card p { margin: 0 0 10px; color: var(--ink2); font-size: .95rem; }
.card-base { border-color: #c7d2fe; background: #f5f7ff; }
.price { font-weight: 700; color: var(--ink) !important; } .price small { color: var(--muted); font-weight: 500; }
.band { background: var(--bg2); }
.steps { counter-reset: s; list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.steps li { counter-increment: s; background: #fff; border-radius: var(--r); padding: 18px; border: 1px solid var(--line); }
.steps li::before { content: counter(s); display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--brand); color: #fff; font-weight: 700; margin-bottom: 8px; }
.steps b { display: block; } .steps span { color: var(--ink2); font-size: .95rem; }
.steps-sm { grid-template-columns: 1fr; }

/* Configurateur */
.config { display: grid; grid-template-columns: 1fr 340px; gap: 28px; align-items: start; margin-top: 20px; }
fieldset { border: 0; padding: 0; margin: 0 0 28px; min-width: 0; }
legend { font-weight: 750; font-size: 1.15rem; margin-bottom: 12px; padding: 0; }
.pack { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; border: 1px solid var(--line); border-radius: 12px; padding: 14px; margin-bottom: 10px; cursor: pointer; background: #fff; }
.pack:hover { border-color: #c7d2fe; }
.pack-on { border-color: var(--brand); background: #f5f7ff; }
.pack input[type=checkbox] { width: 20px; height: 20px; accent-color: var(--brand); }
.pack select { width: 52px; padding: 4px; }
.pack-txt small { display: block; color: var(--muted); font-size: .88rem; }
.pack-prix { text-align: right; font-weight: 700; white-space: nowrap; } .pack-prix small { display: block; font-weight: 500; color: var(--muted); font-size: .85rem; }
.pack-base { cursor: default; }
.tag { font-style: normal; font-size: .72rem; background: #e0e7ff; color: var(--brand2); padding: 1px 8px; border-radius: 99px; vertical-align: middle; }
.total { position: sticky; top: 84px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 20px; box-shadow: var(--shadow); }
.total h2 { font-size: 1.15rem; } .total ul { padding-left: 18px; margin: 0 0 14px; color: var(--ink2); font-size: .95rem; }
.tot-row { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); }
.tot-row strong { font-size: 1.3rem; }

/* Formulaires */
label { font-weight: 600; font-size: .92rem; display: block; margin-bottom: 4px; }
input, select, textarea { font: inherit; width: 100%; padding: 10px 12px; border: 1px solid #cbd5e1; border-radius: 10px; background: #fff; color: var(--ink); }
input[type=checkbox], input[type=radio] { width: auto; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid2 .full { grid-column: 1 / -1; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; margin-top: 16px; }
.check input { margin-top: 4px; }
.err { color: var(--bad); font-size: .88rem; margin: 4px 0 0; }
.note { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e3a8a; padding: 10px 14px; border-radius: 10px; }
.note-err { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.panel { border: 1px solid var(--line); border-radius: 16px; padding: 20px; background: #fff; box-shadow: var(--shadow); }
.prose { max-width: 860px; } .prose h2 { margin-top: 28px; }
.tbl { width: 100%; border-collapse: collapse; margin: 10px 0 18px; font-size: .95rem; }
.tbl th, .tbl td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { background: var(--bg2); font-weight: 650; color: var(--ink2); }

/* ---------- Back-office ---------- */
.adm { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; background: linear-gradient(90deg, var(--ink) 230px, var(--bg2) 230px); }
.side { background: var(--ink); color: #cbd5e1; padding: 18px 12px; position: sticky; top: 0; height: 100vh; overflow: auto; }
.side .logo { color: #fff; margin: 4px 8px 22px; }
.side a.nl { display: flex; justify-content: space-between; color: #cbd5e1; text-decoration: none; padding: 9px 12px; border-radius: 9px; font-weight: 550; }
.side a.nl:hover, .side a.nl.on { background: #1e293b; color: #fff; }
.side .cnt { background: var(--bad); color: #fff; border-radius: 99px; padding: 0 8px; font-size: .78rem; line-height: 1.6; }
.side form { margin: 18px 12px 0; } .side button { background: none; border: 0; color: #94a3b8; cursor: pointer; padding: 0; font: inherit; }
.side .who { font-size: .82rem; color: #94a3b8; margin: 18px 12px 0; }
.main { padding: 26px 28px 60px; min-width: 0; }
.main h1 { font-size: 1.6rem; }
.head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px; margin-bottom: 22px; }
.kpi { background: #fff; border-radius: var(--r); padding: 16px; border: 1px solid var(--line); }
.kpi small { color: var(--muted); display: block; font-weight: 600; } .kpi strong { font-size: 1.5rem; display: block; margin-top: 2px; }
.kpi em { font-style: normal; color: var(--muted); font-size: .85rem; }
.box { background: #fff; border-radius: var(--r); border: 1px solid var(--line); padding: 18px; margin-bottom: 18px; min-width: 0; }
.box h2 { font-size: 1.1rem; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.cols3 { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; }
.cols > *, .cols3 > * { min-width: 0; }
.scroll { overflow-x: auto; }
.tbl tr:hover td { background: #fafbff; }
.tbl a { font-weight: 600; text-decoration: none; }
.pill { display: inline-block; padding: 1px 9px; border-radius: 99px; font-size: .8rem; font-weight: 650; white-space: nowrap; background: #e2e8f0; color: #334155; }
.p-ok { background: #d1fae5; color: #065f46; } .p-warn { background: #fef3c7; color: #92400e; } .p-bad { background: #fee2e2; color: #991b1b; } .p-info { background: #e0e7ff; color: #3730a3; }
.chips { display: flex; flex-wrap: wrap; gap: 4px; } .chip { font-size: .76rem; background: #f1f5f9; border-radius: 6px; padding: 1px 7px; color: var(--ink2); }
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.filters input, .filters select { width: auto; min-width: 150px; padding: 8px 10px; }
.alert-item { border-left: 4px solid var(--brand); padding: 10px 12px; background: #fff; border-radius: 8px; margin-bottom: 8px; border: 1px solid var(--line); border-left-width: 4px; }
.alert-item.urgent { border-left-color: var(--bad); } .alert-item.attention { border-left-color: var(--warn); } .alert-item.lue { opacity: .62; }
.alert-item p { margin: 4px 0 0; white-space: pre-line; color: var(--ink2); font-size: .93rem; }
.alert-item .meta { font-size: .8rem; color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; } .actions form { margin: 0; }
.dl { display: grid; grid-template-columns: 160px 1fr; gap: 6px 12px; margin: 0; font-size: .95rem; } .dl dt { color: var(--muted); } .dl dd { margin: 0; }
.bar { height: 10px; background: #e2e8f0; border-radius: 99px; overflow: hidden; margin: 6px 0 2px; } .bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--brand), var(--sky)); }
.spark { display: flex; align-items: flex-end; gap: 3px; height: 70px; margin-top: 8px; } .spark span { flex: 1; background: #c7d2fe; border-radius: 3px 3px 0 0; min-height: 2px; }
.mods { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 8px; }
.mods label { display: flex; gap: 8px; align-items: center; border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; font-weight: 550; }
.mods select { width: 60px; padding: 3px; }
.login { min-height: 100vh; display: grid; place-items: center; background: var(--bg2); padding: 16px; }
.login .panel { width: 100%; max-width: 400px; }
pre.cr { background: #0f172a; color: #e2e8f0; padding: 14px; border-radius: 10px; overflow-x: auto; font-size: .85rem; white-space: pre-wrap; }

@media (max-width: 900px) {
  .hero-in, .config, .cols, .cols3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .total { position: static; }
  .foot-in { grid-template-columns: 1fr; }
  .adm { grid-template-columns: 1fr; background: var(--bg2); }
  .side { position: static; height: auto; display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
  .side .logo { margin: 0 12px 0 4px; width: 100%; } .side .who, .side form { margin: 6px 12px; }
  .main { padding: 18px 16px 40px; }
}
@media (max-width: 560px) {
  .grid2, .steps { grid-template-columns: 1fr; }
  .nav { gap: 12px; font-size: .92rem; }
  .pack { grid-template-columns: auto 1fr; } .pack-prix { grid-column: 2; text-align: left; }
  .dl { grid-template-columns: 1fr; } .dl dt { margin-top: 6px; }
}