/* ============================================================================
   Klient — Site marketing · Design System « Braise / Modern Dark » (premium)
   Aligné sur l'app (web/public/app.css), refonte 2026-07-04 via ui-ux-pro-max :
   typo Plus Jakarta Sans · tokens (élévation/easing Expo.out) · glassmorphism ·
   micro-interactions · halo ambiant · focus accessible · prefers-reduced-motion.
   ============================================================================ */
:root {
  --k-bg: #0B0A08;            /* fond quasi-noir chaud */
  --k-surface: #16130F;       /* cartes */
  --k-surface-2: #1C1813;     /* surfaces relevées / hover */
  --k-elev: #211C16;          /* inputs */
  --k-deep: #0A0908;          /* bandes très sombres */
  --k-glass: rgba(16, 14, 11, .72);
  --k-text: #F4EFE6;          /* crème */
  --k-text-dim: #C8BFB0;
  --k-muted: #8A8173;         /* secondaire */
  --k-line: #2A251E;          /* bordures */
  --k-hairline: rgba(255,255,255,.06);
  --k-accent: #E8703F;        /* orange terracotta — CTA */
  --k-accent-2: #F28352;
  --k-accent-hover: #F5895A;
  --k-accent-ink: #1A0F07;    /* texte sur orange */
  --k-glow: #FFB086;          /* orange clair (chiffres) */
  --k-amber: #F5B04C;
  --k-green: #34D399;
  --k-radius: 14px;
  --k-radius-lg: 18px;
  --e2: 0 4px 16px rgba(0,0,0,.38);
  --e3: 0 14px 44px rgba(0,0,0,.46);
  --glow-accent: 0 0 40px rgba(232,112,63,.12);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --dur-1: .14s; --dur-2: .22s;
  --k-ring: 0 0 0 3px rgba(232,112,63,.45);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(1100px 560px at 82% -8%, rgba(232,112,63,.09), transparent 60%),
    radial-gradient(820px 460px at -8% 6%, rgba(232,112,63,.045), transparent 55%),
    var(--k-bg);
  color: var(--k-text);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, .brand, .price { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; letter-spacing: -.02em; color: var(--k-text); }
h1 { font-size: clamp(2rem, 5vw, 3.35rem); line-height: 1.1; font-weight: 800; }
h2 { font-size: clamp(1.55rem, 3.5vw, 2.25rem); line-height: 1.18; font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { color: var(--k-text); }
.muted { color: var(--k-muted); }
a { color: var(--k-accent); transition: color var(--dur-1) ease; }
img, svg { max-width: 100%; height: auto; }
.price, .stat b { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
section { padding: 76px 0; }
.section-head { max-width: 660px; margin: 0 auto 42px; text-align: center; }
.section-head p { margin-top: 10px; color: var(--k-muted); }
:focus-visible { outline: none; box-shadow: var(--k-ring); border-radius: 8px; }

/* ---------- boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: linear-gradient(180deg, var(--k-accent-2), var(--k-accent)); color: var(--k-accent-ink);
  font-weight: 700; font-family: inherit; font-size: 1rem;
  padding: 14px 26px; border-radius: 11px; text-decoration: none;
  border: none; cursor: pointer; box-shadow: 0 4px 14px rgba(232,112,63,.24);
  transition: transform var(--dur-1) var(--ease-out), box-shadow var(--dur-2) var(--ease-out), filter var(--dur-1) ease;
}
.btn:hover { transform: translateY(-1px); filter: brightness(1.06); box-shadow: 0 8px 24px rgba(232,112,63,.36); }
.btn:active { transform: scale(.975); }
.btn.big { font-size: 1.1rem; padding: 16px 32px; }
.btn.ghost { background: var(--k-surface-2); color: var(--k-text); border: 1px solid var(--k-line); box-shadow: none; font-weight: 600; }
.btn.ghost:hover { background: var(--k-elev); border-color: rgba(232,112,63,.4); filter: none; }
.btn-note { display: block; margin-top: 10px; font-size: .85rem; color: var(--k-muted); }

/* ---------- header (glassmorphism) ---------- */
header {
  position: sticky; top: 0; z-index: 50;
  background: var(--k-glass);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid var(--k-line);
  box-shadow: 0 1px 0 rgba(232,112,63,.10);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.3rem; color: var(--k-text); text-decoration: none; }
.brand .dot-i { color: var(--k-accent); }
.brand img { border-radius: 8px; box-shadow: 0 0 20px rgba(232,112,63,.32); }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--k-text-dim); text-decoration: none; font-size: .95rem; font-weight: 600; transition: color var(--dur-1) ease; }
.nav-links a:hover { color: var(--k-accent); }
.nav .btn { padding: 10px 18px; font-size: .95rem; }

/* ---------- hero ---------- */
.hero { padding: 88px 0 68px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 7px; background: rgba(232, 112, 63, .13); color: var(--k-glow);
  border: 1px solid rgba(232, 112, 63, .3);
  font-size: .82rem; font-weight: 600; padding: 6px 13px; border-radius: 999px; margin-bottom: 18px;
}
.hero h1 .hl { color: var(--k-accent); }
.hero .sub { margin: 18px 0 28px; font-size: 1.13rem; color: var(--k-text-dim); max-width: 34rem; }
.hero .sub b { color: var(--k-text); }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.hero-trust { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 28px; font-size: .85rem; color: var(--k-muted); }
.hero-trust span { display: inline-flex; align-items: center; gap: 7px; }
.hero-trust svg { width: 15px; height: 15px; stroke: var(--k-accent); stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round; flex: none; }
/* halo ambiant derrière le mockup */
.mockup { position: relative; background: var(--k-surface); border: 1px solid var(--k-line); border-radius: var(--k-radius-lg); box-shadow: var(--e3); overflow: hidden; }
.mockup::before { content: ''; position: absolute; z-index: -1; inset: -18% -10% auto auto; width: 60%; height: 70%; background: radial-gradient(circle, rgba(232,112,63,.16), transparent 65%); filter: blur(24px); }

/* ---------- bandeau chiffres ---------- */
.stats-band { background: var(--k-deep); border-top: 1px solid var(--k-line); border-bottom: 1px solid var(--k-line); padding: 46px 0; }
.stats-band .wrap { display: flex; gap: 24px; justify-content: space-between; flex-wrap: wrap; }
.stat b { display: block; font-size: 2rem; font-weight: 800; color: var(--k-accent); }
.stat span { font-size: .92rem; color: var(--k-text-dim); max-width: 220px; display: block; }
.stat small { display: block; color: var(--k-muted); font-size: .72rem; margin-top: 4px; }

/* ---------- étapes ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { background: linear-gradient(180deg, var(--k-surface-2), var(--k-surface)); border: 1px solid var(--k-line); border-radius: var(--k-radius); padding: 28px 24px; position: relative; transition: transform var(--dur-2) var(--ease-out), border-color var(--dur-2) var(--ease-out); }
.step:hover { transform: translateY(-3px); border-color: rgba(232,112,63,.35); }
.step .num {
  width: 42px; height: 42px; border-radius: 999px; background: linear-gradient(180deg, var(--k-accent-2), var(--k-accent)); color: var(--k-accent-ink);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 1.05rem; margin-bottom: 16px;
  box-shadow: 0 4px 14px rgba(232,112,63,.28);
}
.step h3 { margin-bottom: 8px; }
.step p { font-size: .95rem; color: var(--k-muted); }
.step .exemple { margin-top: 14px; background: var(--k-elev); border-left: 3px solid var(--k-accent); padding: 10px 12px; font-size: .88rem; border-radius: 6px; font-style: italic; color: var(--k-text-dim); }

/* ---------- modules / bénéfices ---------- */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 22px; }
.feature { position: relative; background: linear-gradient(180deg, var(--k-surface-2), var(--k-surface)); border: 1px solid var(--k-line); border-radius: var(--k-radius); padding: 26px 24px; transition: transform var(--dur-2) var(--ease-out), border-color var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out); }
.feature::after { content: ''; position: absolute; inset: 0 0 auto 0; height: 1px; border-radius: var(--k-radius) var(--k-radius) 0 0; background: linear-gradient(90deg, transparent, var(--k-hairline) 30%, var(--k-hairline) 70%, transparent); }
.feature:hover { transform: translateY(-3px); border-color: rgba(232,112,63,.35); box-shadow: var(--e2); }
.feature .ico { display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; margin-bottom: 14px; border-radius: 12px; background: rgba(232,112,63,.12); border: 1px solid rgba(232,112,63,.22); }
.feature .ico svg, .trust-card .ico svg { width: 24px; height: 24px; stroke: var(--k-accent); stroke-width: 1.9; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.feature h3 { margin-bottom: 8px; }
.feature p { font-size: .95rem; color: var(--k-muted); }
.feature .tag { display: inline-block; margin-left: 8px; background: rgba(245, 176, 76, .16); color: var(--k-amber); font-size: .7rem; font-weight: 700; padding: 3px 8px; border-radius: 999px; vertical-align: middle; }

/* ---------- reframe (bascule émotionnelle) ---------- */
.reframe { margin-top: 44px; text-align: center; background: linear-gradient(180deg, var(--k-surface-2), var(--k-surface)); border: 1px solid var(--k-line); border-radius: var(--k-radius-lg); padding: 44px 28px; box-shadow: var(--glow-accent); }
.reframe-kicker { color: var(--k-muted); font-size: 1.05rem; margin-bottom: 6px; }
.reframe-main { font-weight: 800; font-size: clamp(1.6rem, 3.5vw, 2.4rem); line-height: 1.2; margin-bottom: 16px; }
.reframe-main .hl { color: var(--k-accent); }
.reframe-sub { color: var(--k-text-dim); max-width: 620px; margin: 0 auto; font-size: 1.05rem; }
.reframe-sub b { color: var(--k-text); }

/* ---------- coût de l'inaction (ROI) ---------- */
.roi { background: var(--k-deep); border-top: 1px solid var(--k-line); border-bottom: 1px solid var(--k-line); }
.roi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: stretch; }
.roi-col { background: var(--k-surface); border: 1px solid var(--k-line); border-radius: var(--k-radius-lg); padding: 28px 26px; }
.roi-col.bad { border-color: #4a2620; }
.roi-col.good { border-color: var(--k-accent); box-shadow: var(--glow-accent); }
.roi-col h3 { font-size: 1.15rem; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.roi-col ul { list-style: none; margin: 0; }
.roi-col li { padding: 8px 0 8px 26px; position: relative; font-size: .96rem; color: var(--k-muted); }
.roi-col.bad li::before { content: '✕'; position: absolute; left: 0; color: #C0554A; font-weight: 700; }
.roi-col.good li::before { content: '✓'; position: absolute; left: 0; color: var(--k-accent); font-weight: 700; }
.roi-col li b { color: var(--k-text); }
.roi-punch { text-align: center; margin-top: 30px; font-size: clamp(1.2rem, 2.6vw, 1.7rem); font-weight: 700; }
.roi-punch .hl { color: var(--k-accent); }
.roi-punch small { display: block; font-size: .85rem; font-weight: 400; color: var(--k-muted); margin-top: 8px; }

/* ---------- preuve honnête ---------- */
.proof { background: var(--k-deep); border-top: 1px solid var(--k-line); border-bottom: 1px solid var(--k-line); }
.proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.proof-card { border: 1.5px dashed var(--k-line); border-radius: var(--k-radius); padding: 24px; text-align: center; color: var(--k-muted); font-size: .95rem; background: var(--k-surface); }
.proof-card b { color: var(--k-text); display: block; margin-bottom: 6px; }

/* ---------- toggle période mensuel/annuel ---------- */
.period-toggle { display: flex; width: max-content; gap: 4px; margin: 0 auto 28px; padding: 5px; background: var(--k-elev); border: 1px solid var(--k-line); border-radius: 999px; }
.period-toggle .seg { background: transparent; color: var(--k-muted); border: none; cursor: pointer; font-family: inherit; font-size: .92rem; font-weight: 600; padding: 9px 20px; border-radius: 999px; transition: color var(--dur-1) ease, background var(--dur-1) ease; display: flex; align-items: center; gap: 6px; }
.period-toggle .seg:hover { color: var(--k-text); }
.period-toggle .seg.active { background: linear-gradient(180deg, var(--k-accent-2), var(--k-accent)); color: var(--k-accent-ink); box-shadow: 0 4px 14px rgba(232,112,63,.28); }
.period-toggle .save { background: rgba(16,185,129,.2); color: var(--k-green); font-size: .72rem; font-weight: 700; padding: 2px 7px; border-radius: 999px; }
.period-toggle .seg.active .save { background: rgba(26,15,7,.2); color: var(--k-accent-ink); }

/* ---------- pricing ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan { background: linear-gradient(180deg, var(--k-surface-2), var(--k-surface)); border: 1px solid var(--k-line); border-radius: var(--k-radius-lg); padding: 30px 26px; display: flex; flex-direction: column; transition: transform var(--dur-2) var(--ease-out), border-color var(--dur-2) var(--ease-out); }
.plan:hover { transform: translateY(-3px); border-color: rgba(232,112,63,.3); }
.plan.reco { border: 2px solid var(--k-accent); position: relative; box-shadow: var(--glow-accent); }
.plan.reco .reco-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(180deg, var(--k-accent-2), var(--k-accent)); color: var(--k-accent-ink); font-size: .75rem; font-weight: 700;
  padding: 4px 14px; border-radius: 999px; white-space: nowrap; box-shadow: 0 4px 14px rgba(232,112,63,.3);
}
.plan h3 { font-size: 1.2rem; }
.plan .price { font-size: 2.6rem; font-weight: 800; margin: 10px 0 2px; }
.plan .price small { font-size: 1rem; font-weight: 500; color: var(--k-muted); }
.plan .pour { font-size: .88rem; color: var(--k-muted); margin-bottom: 18px; }
.plan ul { list-style: none; margin: 0 0 24px; flex: 1; }
.plan li { padding: 7px 0 7px 26px; position: relative; font-size: .93rem; color: var(--k-text-dim); }
.plan li::before { content: '✓'; position: absolute; left: 0; color: var(--k-accent); font-weight: 700; }
.plan li.soon::before { content: '◷'; color: var(--k-amber); }
.plan li.soon { color: var(--k-muted); }
.plan .btn { text-align: center; }
.pricing-note { text-align: center; margin-top: 22px; font-size: .9rem; color: var(--k-muted); }

/* ---------- FAQ ---------- */
.faq { max-width: 760px; margin: 0 auto; }
.faq details { background: var(--k-surface); border: 1px solid var(--k-line); border-radius: var(--k-radius); margin-bottom: 12px; padding: 0 20px; transition: border-color var(--dur-1) ease; }
.faq details[open] { border-color: rgba(232,112,63,.3); }
.faq summary { cursor: pointer; font-weight: 700; padding: 18px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.4rem; color: var(--k-accent); transition: transform var(--dur-2) var(--ease-out); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 18px; color: var(--k-muted); font-size: .95rem; }

/* ---------- bloc confiance ---------- */
.trust { background: var(--k-deep); border-top: 1px solid var(--k-line); }
.trust h2 { color: var(--k-text); }
.trust .section-head p { color: var(--k-muted); }
.trust-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); gap: 18px; }
.trust-card { background: var(--k-surface); border: 1px solid var(--k-line); border-radius: var(--k-radius); padding: 22px; transition: transform var(--dur-2) var(--ease-out), border-color var(--dur-2) var(--ease-out); }
.trust-card:hover { transform: translateY(-2px); border-color: rgba(232,112,63,.3); }
.trust-card .ico { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; margin-bottom: 12px; border-radius: 11px; background: rgba(232,112,63,.12); border: 1px solid rgba(232,112,63,.22); }
.trust-card b { display: block; margin-bottom: 6px; color: var(--k-text); }
.trust-card p { font-size: .88rem; color: var(--k-muted); }

/* ---------- CTA final ---------- */
.final { text-align: center; }
.final-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin: 26px 0 0; }
.final .waitlist { margin: 26px auto 0; display: flex; gap: 10px; max-width: 460px; }
.waitlist input {
  flex: 1; padding: 14px 16px; border-radius: 11px; border: 1px solid var(--k-line);
  font-size: 1rem; font-family: inherit; background: var(--k-elev); color: var(--k-text);
  transition: border-color var(--dur-1) ease, box-shadow var(--dur-1) ease;
}
.waitlist input::placeholder { color: #6B6357; }
.waitlist input:focus { outline: none; border-color: var(--k-accent); box-shadow: var(--k-ring); }
.form-ok { display: none; margin-top: 14px; color: var(--k-glow); font-weight: 700; }

/* ---------- footer ---------- */
footer { background: var(--k-deep); color: var(--k-muted); padding: 40px 0; font-size: .88rem; border-top: 1px solid var(--k-line); }
footer .wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
footer a { color: var(--k-muted); text-decoration: none; margin-left: 18px; }
footer a:hover { color: var(--k-accent); }
footer .brand { color: var(--k-text); font-size: 1.1rem; }

/* ---------- legal pages ---------- */
.legal-page { max-width: 780px; margin: 0 auto; padding: 60px 20px; }
.legal-page h1 { margin-bottom: 24px; }
.legal-page h2 { font-size: 1.3rem; margin: 30px 0 10px; }
.legal-page p, .legal-page li { color: var(--k-text-dim); font-size: .95rem; margin-bottom: 10px; }
.legal-page ul { padding-left: 22px; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  section { padding: 58px 0; }
  .hero { padding: 52px 0 42px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .steps, .pricing-grid, .proof-grid, .roi-grid { grid-template-columns: 1fr; }
  .nav-links a:not(.btn) { display: none; }
  .stats-band .wrap { flex-direction: column; gap: 18px; }
  .final .waitlist { flex-direction: column; }
}

/* ---------- accessibilité mouvement ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}