/* Site de Budget Famille — mêmes couleurs que l'application */
:root {
  --page: #f9f9f7; --surface: #fcfcfb; --surface-2: #f2f1ec; --border: #e1e0d9;
  --text: #0b0b0b; --text-2: #52514e; --muted: #77756f;
  --brand: #1f3a68; --accent: #2a78d6; --accent-ink: #fff;
  --good: #0ca30c; --good-text: #006300; --warning: #b87800; --critical: #d03b3b;
  --radius: 14px; --shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 28px rgba(15,30,60,.07);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; font-size: 16px; line-height: 1.55; color: var(--text); background: var(--page);
}
:root[data-theme="dark"] {
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321; --border: #2f2f2c;
  --text: #f0efec; --text-2: #c3c2b7; --muted: #9b9a94; --brand: #3987e5; --accent: #4b93ea;
  --good-text: #3ec43e; --warning: #e0a52a; --shadow: none;
}
* { box-sizing: border-box; }
body { margin: 0; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .6em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); }
h2 { font-size: clamp(1.45rem, 2.6vw, 2rem); }
h3 { font-size: 1.08rem; }
p { margin: 0 0 1em; }
code, pre { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }
pre { background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; overflow-x: auto; font-size: .85rem; }
.wrap { width: min(1160px, 100% - 40px); margin-inline: auto; }
.narrow { max-width: 760px; margin-inline: auto; }
.center { text-align: center; }
.muted { color: var(--muted); } .small { font-size: .875rem; }
.lead { font-size: 1.15rem; color: var(--text-2); }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; font-weight: 700; color: var(--accent); margin-bottom: .6em; }
.skip { position: absolute; left: -999px; } .skip:focus { left: 12px; top: 12px; z-index: 99; background: var(--surface); padding: 8px 12px; border-radius: 8px; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 55%, transparent); outline-offset: 2px; }
section { padding-block: 56px; }

/* Boutons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; transition: transform .12s, box-shadow .12s, background .12s; }
.btn:hover { box-shadow: var(--shadow); transform: translateY(-1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.ghost { background: transparent; }
.btn.small { padding: 6px 12px; font-size: .875rem; }
.btn.big { padding: 14px 24px; font-size: 1.05rem; }
.btn.block { display: flex; width: 100%; }
.btn.danger { background: var(--critical); border-color: var(--critical); color: #fff; }
.btn.disabled { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; }
.link { background: none; border: 0; color: var(--accent); font: inherit; text-decoration: underline; cursor: pointer; padding: 0; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 12px; }

/* En-tête */
.site-header { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--page) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.header-in { display: flex; align-items: center; gap: 16px; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; color: var(--text); text-decoration: none; font-size: 1.08rem; }
.nav { display: flex; align-items: center; gap: 18px; margin-left: auto; }
.nav a:not(.btn) { color: var(--text-2); text-decoration: none; font-size: .95rem; }
.nav a[aria-current="page"], .nav a:not(.btn):hover { color: var(--text); }
.nav-sep { width: 1px; height: 22px; background: var(--border); }
.menu-btn { display: none; margin-left: auto; background: none; border: 1px solid var(--border); border-radius: 8px; font-size: 1.2rem; padding: 4px 10px; color: var(--text); }
@media (max-width: 960px) {
  .menu-btn { display: block; }
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 4px; padding: 12px 20px 20px; background: var(--page); border-bottom: 1px solid var(--border); }
  .nav.open { display: flex; } .nav a { padding: 8px 0; } .nav-sep { display: none; }
}

/* Accueil */
.hero { padding-top: 64px; background: radial-gradient(1200px 500px at 85% -10%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%); }
.hero-in { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: center; }
.shot { margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: 0 2px 4px rgba(0,0,0,.04), 0 24px 60px rgba(15,30,60,.14); background: var(--surface); }
.shot.tilt { transform: perspective(1600px) rotateY(-6deg) rotateX(2deg); }
.strip { padding-block: 28px; border-block: 1px solid var(--border); background: var(--surface); }
.strip-in { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.strip-in div { display: flex; flex-direction: column; } .strip-in strong { font-size: 1.1rem; } .strip-in span { color: var(--muted); font-size: .9rem; }
.feature { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: center; }
.feature.reverse > div:first-child { order: 2; }
.checks { list-style: none; padding: 0; margin: 1em 0 0; display: grid; gap: 8px; }
.checks li { display: flex; gap: 10px; align-items: flex-start; }
.ico { width: 20px; height: 20px; flex: none; fill: var(--good); margin-top: 2px; }
.band { background: var(--brand); color: #fff; }
:root[data-theme="dark"] .band { background: #13233d; }
.band .lead { color: #d8e2f2; } .band a { color: #fff; }
.flow { display: flex; align-items: stretch; justify-content: center; gap: 14px; margin: 36px 0; flex-wrap: wrap; }
.flow-box { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius); padding: 18px 22px; min-width: 210px; display: flex; flex-direction: column; gap: 2px; }
.flow-box span { opacity: .85; } .flow-box small { opacity: .75; } .flow-box.dim { opacity: .75; border-style: dashed; }
.flow-arrow { align-self: center; font-size: 1.4rem; opacity: .8; }
.final-cta { text-align: center; }
.gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }

/* Cartes, grilles */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.grid { display: grid; gap: 18px; } .cards4 { grid-template-columns: repeat(4, 1fr); }
.card h3 { margin-bottom: .4em; } .card p:last-child { margin-bottom: 0; }
.page-head { padding-bottom: 8px; }

/* Tarifs */
.toggle { display: inline-flex; border: 1px solid var(--border); border-radius: 999px; padding: 4px; background: var(--surface); margin-top: 8px; }
.toggle button { border: 0; background: none; padding: 8px 18px; border-radius: 999px; font: inherit; font-weight: 600; color: var(--text-2); cursor: pointer; }
.toggle button.active { background: var(--accent); color: #fff; } .toggle small { font-weight: 500; opacity: .85; }
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin: 28px 0; align-items: stretch; }
.plan { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px 20px; display: flex; flex-direction: column; box-shadow: var(--shadow); }
.plan.highlight { border: 2px solid var(--accent); }
.plan h3 { font-size: 1.2rem; margin-bottom: .2em; } .plan .muted { min-height: 2.6em; }
.plan .checks { margin-bottom: 20px; font-size: .92rem; flex: 1; align-content: start; }
.plan.compact .checks, .plans.compact .plan > .btn { margin-top: auto; }
.price { font-size: 2rem; font-weight: 800; margin: 8px 0 14px; } .price small { font-size: .95rem; font-weight: 500; color: var(--muted); }
.price em { display: block; font-style: normal; font-size: .85rem; font-weight: 500; color: var(--muted); }
.per-home { margin: -8px 0 14px; font-size: .85rem; font-weight: 600; color: var(--accent, #2a78d6); }
.plans.compact .plan > .btn { margin-top: auto; }
.badge { position: absolute; top: -12px; left: 20px; background: var(--accent); color: #fff; font-size: .75rem; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.badge.soon { background: var(--text-2); left: auto; right: 20px; }
details { border-bottom: 1px solid var(--border); padding: 14px 0; }
summary { cursor: pointer; font-weight: 600; } details p { margin: .7em 0 0; color: var(--text-2); }

/* Texte long */
.prose h2 { margin-top: 1.6em; font-size: 1.35rem; } .prose ul, .prose ol { padding-left: 1.3em; }
.prose table { width: 100%; border-collapse: collapse; font-size: .92rem; margin: 1em 0; }
.prose th, .prose td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.steps { display: grid; gap: 12px; padding-left: 1.3em; }

/* Formulaires */
.form { display: grid; gap: 14px; }
.field { display: grid; gap: 6px; } .field > span { font-weight: 600; font-size: .92rem; }
input, select, textarea { font: inherit; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); color: var(--text); width: 100%; }
input[type="checkbox"] { width: auto; }
.row { display: flex; gap: 10px; align-items: flex-start; }
.hp { position: absolute; left: -9999px; }
.auth { display: grid; place-items: center; min-height: 60vh; }
.auth-card { width: min(440px, 100%); } .auth-card h1 { font-size: 1.6rem; }
.flash { padding: 12px 14px; border-radius: 10px; margin: 0 0 16px; border: 1px solid var(--border); background: var(--surface-2); }
.flash.ok { border-color: color-mix(in srgb, var(--good) 40%, transparent); background: color-mix(in srgb, var(--good) 10%, var(--surface)); }
.flash.error { border-color: color-mix(in srgb, var(--critical) 45%, transparent); background: color-mix(in srgb, var(--critical) 9%, var(--surface)); }
.flash.warn { border-color: color-mix(in srgb, var(--warning) 50%, transparent); background: color-mix(in srgb, var(--warning) 10%, var(--surface)); }
form.inline { display: inline; }

/* Espace client */
.account-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.account-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.account .card h2 { font-size: 1.25rem; }
.account-grid > .card:first-child { grid-column: 1 / -1; }
.account-grid .plans { grid-template-columns: repeat(4, 1fr); }
.big-line { font-size: 1.2rem; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .78rem; font-weight: 700; background: var(--surface-2); vertical-align: middle; }
.pill.ok { background: color-mix(in srgb, var(--good) 15%, transparent); color: var(--good-text); }
.pill.warn { background: color-mix(in srgb, var(--warning) 18%, transparent); color: var(--warning); }
.license { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 12px 0; }
.license code { font-size: 1.05rem; padding: 8px 12px; background: var(--surface-2); border-radius: 8px; letter-spacing: .04em; }
.plain { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.meter { display: block; width: 100%; height: 10px; margin: 10px 0 6px; }
.meter .track { fill: var(--surface-2); } .meter .fill { fill: var(--accent); }
.danger-zone { margin-top: 18px; border: 0; } .danger-zone summary { color: var(--critical); font-weight: 600; }

/* Pied de page */
.site-footer { border-top: 1px solid var(--border); background: var(--surface); padding-top: 40px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 24px; }
.footer-grid h4 { font-size: .9rem; margin-bottom: .8em; } .footer-grid a:not(.brand) { display: block; color: var(--text-2); text-decoration: none; padding: 3px 0; font-size: .92rem; }
.footer-grid a:hover { color: var(--text); }
.copyright { padding: 24px 0; margin: 0 auto; }

@media (max-width: 960px) {
  .hero-in, .feature, .gallery, .account-grid { grid-template-columns: 1fr; }
  .feature.reverse > div:first-child { order: 0; }
  .shot.tilt { transform: none; }
  .strip-in, .cards4, .plans, .account-grid .plans { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  section { padding-block: 40px; }
}
@media (max-width: 560px) { .strip-in, .cards4, .plans, .account-grid .plans, .footer-grid { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } .shot.tilt { transform: none; } }

/* Administration */
main.wide .wrap.admin { width: min(1320px, 100% - 40px); }
.admin { padding-top: 24px; }
.admin h1 { font-size: 1.6rem; margin: 18px 0 16px; }
.admin h2 { font-size: 1.05rem; margin-bottom: .8em; }
.admin-tabs { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 1px solid var(--border); }
.admin-tabs a { padding: 10px 14px; color: var(--text-2); text-decoration: none; border-bottom: 2px solid transparent; margin-bottom: -1px; font-weight: 600; }
.admin-tabs a[aria-current="page"] { color: var(--text); border-bottom-color: var(--accent); }
.admin-tabs .count { display: inline-block; min-width: 20px; padding: 0 6px; border-radius: 999px; background: var(--critical); color: #fff; font-size: .72rem; text-align: center; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 18px; }
.kpi { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; }
.kpi strong { font-size: 1.7rem; letter-spacing: -.02em; }
.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; align-items: start; }
.admin .card { margin-bottom: 18px; }
.admin-grid .card { margin-bottom: 0; }
.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th { text-align: left; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.table td { padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.table .row { display: flex; gap: 6px; }
.neg { color: var(--critical); font-weight: 600; }
.pill.info { background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); }
.chart { margin: 0; }
.chart svg { width: 100%; height: 150px; display: block; }
.chart rect { fill: var(--accent); }
.chart rect:hover { fill: var(--brand); }
.chart .grid { stroke: var(--border); stroke-width: .3; vector-effect: non-scaling-stroke; }
.chart .axis { stroke: var(--text-2); stroke-width: 1; vector-effect: non-scaling-stroke; }
.chart figcaption { display: flex; justify-content: space-between; margin-top: 6px; }
.row.between { justify-content: space-between; align-items: center; flex-wrap: wrap; }
.filters, .search { display: flex; gap: 8px; margin: 0 0 14px; flex-wrap: wrap; }
.search input { max-width: 420px; }
.message.unread { border-left: 4px solid var(--accent); }
.pre { white-space: pre-wrap; margin: 10px 0 0; color: var(--text-2); }
.facts { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 0 0 14px; }
.facts dt { color: var(--muted); } .facts dd { margin: 0; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
@media (max-width: 960px) { .admin-grid { grid-template-columns: 1fr; } }
.card.offer { margin: 8px 0 32px; border-left: 4px solid var(--accent); }
.card.offer h2 { margin-top: 0; }
.table.lines input { padding: 6px 8px; }
.table.lines .w-qty { width: 80px; } .table.lines .w-price { width: 120px; }
.table.lines tfoot td { border-bottom: 0; }
.thread { display: flex; flex-direction: column; gap: 10px; margin: 6px 0 16px; }
.sent-mail { border-left: 3px solid var(--good); padding: 6px 12px; background: var(--surface-2); border-radius: 6px; }
details.reply { border-bottom: 0; padding: 8px 0 0; }
details.reply > summary { color: var(--accent); }
.table.lines td:first-child, .table.lines th:first-child { width: 58%; }

/* Activation des installations */
.installs { display: grid; gap: 8px; margin: 12px 0; }
.installs li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 12px; background: var(--surface-2); border-radius: 8px; }
.pairing { display: grid; gap: 4px; text-align: center; padding: 16px; margin: 12px 0; background: var(--surface-2); border-radius: 10px; }
.pairing strong { font-size: 1.2rem; }
.code-input { font-size: 1.3rem; letter-spacing: .15em; text-align: center; text-transform: uppercase; }