/* Chrome & Signal — couche composants.
   Charger tokens.css avant ce fichier. Aucun JavaScript.
   Les tailles de titre reprennent les styles display-* et accent-* de tokens.json. */

/* ---------- Fond de page ---------- */

.cs-canvas {
  background: linear-gradient(135deg, var(--surface-050) 0%, var(--surface-100) 45%, var(--surface-200) 100%);
  color: var(--ink);
  font-family: var(--font-sans);
}

.cs-chrome {
  position: absolute;
  inset: 0 auto 0 0;
  width: 40%;
  overflow: hidden;
  pointer-events: none;
}

.cs-chrome > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* ---------- Badge ---------- */

.cs-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-full);
  background: var(--surface-glass);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border: 1px solid var(--hairline);
  box-shadow: var(--shadow-lift);
  font-family: var(--font-sans);
  font-size: 22px;
  line-height: 22px;
  font-weight: 700;
  letter-spacing: 0.2px;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
}

.cs-eyebrow--sm {
  padding: var(--space-3) var(--space-5);
  font-size: 14px;
  line-height: 14px;
}

/* ---------- Titres ---------- */

.cs-headline {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
}

.cs-headline--hero { font-size: 48px; line-height: 56px; letter-spacing: -1px; }
.cs-headline--1    { font-size: 40px; line-height: 46px; letter-spacing: -0.8px; }
.cs-headline--2    { font-size: 32px; line-height: 38px; letter-spacing: -0.6px; }
.cs-headline--3    { font-size: 24px; line-height: 30px; letter-spacing: -0.4px; }

/* L'accent : 1,125 fois la ligne qui le contient, pour aligner les capitales
   de la Playfair sur celles de l'Helvetica. Ne jamais forcer une taille ici. */
.cs-accent {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 600;
  font-size: 1.125em;
  line-height: inherit;
  letter-spacing: 0;
  padding-right: 0.06em;
  color: var(--signal);
}

.cs-lead {
  font-family: var(--font-sans);
  font-size: 21px;
  line-height: 28px;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
}

/* ---------- Preuve sociale ---------- */

.cs-proof {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.cs-proof__stack {
  display: flex;
  align-items: center;
  flex: none;
}

.cs-proof__face {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  border: 2px solid var(--ring-white);
  box-shadow: var(--shadow-lift);
  object-fit: cover;
  background: var(--chrome-mid);
  display: block;
}

.cs-proof__face + .cs-proof__face { margin-left: calc(var(--space-5) * -1); }

.cs-proof__text {
  font-family: var(--font-sans);
  font-size: 21px;
  line-height: 28px;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
}

/* ---------- Carte fenêtre ---------- */

.cs-window {
  position: relative;
  border-radius: var(--radius-xl);
  background: var(--surface-glass);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border: 1px solid var(--hairline);
  box-shadow: var(--shadow-card);
}

.cs-window__chrome {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--surface-000);
  box-shadow: var(--shadow-lift);
  width: max-content;
  margin: calc(var(--space-3) * -1) 0 0 var(--space-5);
}

.cs-window__dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  flex: none;
}

.cs-window__dot + .cs-window__dot { margin-left: var(--space-1); }

.cs-window__dot--red   { background: var(--dot-red); }
.cs-window__dot--amber { background: var(--dot-amber); }
.cs-window__dot--green { background: var(--dot-green); }

.cs-window__body { padding: var(--space-7); }

/* ---------- Barre de métriques ---------- */

.cs-featurebar {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-full);
  background: var(--surface-glass);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border: 1px solid var(--hairline);
  box-shadow: var(--shadow-lift);
}

.cs-featurebar--bare {
  padding: 0;
  background: none;
  border: 0;
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.cs-featurebar__item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex: none;
}

.cs-featurebar__icon {
  width: 20px;
  height: 20px;
  flex: none;
  fill: var(--ink-muted);
  display: block;
}

.cs-featurebar__label {
  font-family: var(--font-sans);
  font-size: 21px;
  line-height: 21px;
  font-weight: 500;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ---------- Boutons ---------- */

.cs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-7);
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 20px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--shadow-lift);
  transition: background-color 120ms cubic-bezier(0.2, 0, 0, 1), box-shadow 120ms cubic-bezier(0.2, 0, 0, 1), color 120ms cubic-bezier(0.2, 0, 0, 1);
}

.cs-btn--primary {
  background: var(--ink);
  color: var(--surface-000);
}

.cs-btn--primary:hover { background: var(--ink-muted); }

.cs-btn--signal {
  background: var(--signal-deep);
  color: var(--on-signal);
}

.cs-btn--signal:hover { background: var(--signal-bright); color: var(--on-signal); }

.cs-btn--ghost {
  background: var(--surface-glass);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-color: var(--hairline-strong);
  color: var(--ink);
}

.cs-btn--ghost:hover { background: var(--surface-000); }

.cs-btn:active { box-shadow: none; }

.cs-btn[aria-disabled="true"],
.cs-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
}

/* ---------- Focus ---------- */

.cs-btn:focus-visible,
.cs-eyebrow:focus-visible,
.cs-window a:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

/* ---------- Mouvement ---------- */

@media (prefers-reduced-motion: reduce) {
  .cs-btn { transition-duration: 1ms; }
}