/* ============================================================
   STUDIO.CSS — Page de création (creer-ma-toile.html)
   Parcours en 6 étapes
   DA : "galerie éditoriale × carnet d'atelier"
   Refonte v3 — angles vifs, filets or, numérotation Playfair,
   esprit "bordereau d'atelier" plutôt que SaaS card.
   ============================================================ */

.studio-shell {
  background: var(--color-bg);
  min-height: calc(100vh - var(--header-height));
  padding-block: var(--space-xl);
}

/* ========== BARRE DE PROGRESSION STICKY ========== */
.studio-progress-wrap {
  background: var(--color-bg-pure);
  padding: var(--space-md) 0;
  position: sticky;
  top: var(--header-height-mobile);
  z-index: 50;
  border-bottom: var(--rule-hair);
  margin-bottom: var(--space-xl);
}
.studio-progress-wrap::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--color-accent);
  opacity: 0.45;
}
@media (min-width: 1024px) { .studio-progress-wrap { top: var(--header-height); } }

.studio-progress-inner { max-width: 720px; margin: 0 auto; padding-inline: var(--space-md); }
.studio-progress-title {
  text-align: center;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-bottom: var(--space-xs);
  font-family: var(--font-body);
}
.studio-progress-title strong {
  color: var(--color-primary);
  font-weight: var(--fw-semi);
}

/* ========== ÉTAPE ========== */
.studio-step { display: none; max-width: 1000px; margin: 0 auto; padding-inline: var(--space-md); }
.studio-step.is-active { display: block; }

/* En-tête d'étape — esprit "titre de chapitre d'atelier" */
.studio-step-head {
  text-align: left;
  max-width: 640px;
  margin: 0 auto var(--space-xl);
  position: relative;
  padding-left: var(--space-4xl);   /* espace pour le chiffre filigrane */
}

/* Numéro décoratif XXL Playfair italic — filigrane d'atelier */
.studio-step-head::before {
  content: attr(data-num);
  position: absolute;
  left: 0;
  top: -0.15em;
  font-family: var(--font-premium);
  font-style: italic;
  font-size: clamp(4rem, 8vw, 6.5rem);
  color: var(--color-accent);
  opacity: 0.18;
  line-height: 0.85;
  pointer-events: none;
  user-select: none;
  letter-spacing: var(--ls-tightest);
}

.studio-step-head .eyebrow { margin-bottom: var(--space-sm); }
.studio-step-head h1 {
  font-family: var(--font-premium);
  font-size: clamp(1.75rem, 3vw + 1rem, 2.75rem);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-tightest);
  line-height: var(--lh-tight);
}
.studio-step-head h1 em {
  font-family: var(--font-emotion);
  font-style: normal;
  color: var(--color-accent-dark);
  font-size: 1.18em;
}
.studio-step-head .lead {
  color: var(--color-text-soft);
  font-weight: var(--fw-light);
  font-size: var(--fs-md);
}

/* ============================================================
   ÉTAPE 1 : MODE DE CRÉATION
   Les trois options de démarrage — esprit "fiches d'options"
   avec filet haut or au lieu de card lourde
   ============================================================ */
.mode-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  max-width: 1000px;
  margin: 0 auto;
}
@media (min-width: 768px) { .mode-grid { grid-template-columns: repeat(3, 1fr); } }

/* Carte mode — "fiche d'option" à bords nets, filet or au-dessus */
.mode-card {
  background: var(--color-bg-pure);
  border: 1px solid var(--color-border-soft);
  border-radius: 0;              /* angles vifs DA */
  border-top: 2px solid var(--color-border);
  padding: var(--space-xl) var(--space-md) var(--space-md);
  text-align: left;
  cursor: pointer;
  transition: border-top-color var(--t-base) var(--easing),
              box-shadow var(--t-base) var(--easing),
              transform var(--t-base) var(--easing-elegant);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}
.mode-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base) var(--easing);
}
.mode-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-top-color: transparent;
}
.mode-card:hover::after { transform: scaleX(1); }
.mode-card.is-selected {
  border-top-color: transparent;
  box-shadow: var(--shadow-sm);
}
.mode-card.is-selected::after { transform: scaleX(1); }

/* Icône mode — fine, couleur primaire */
.mode-card-icon {
  width: 40px; height: 40px;
  margin-bottom: var(--space-sm);
  color: var(--color-accent-dark);
}
.mode-card h3 {
  font-family: var(--font-premium);
  font-size: var(--fs-lg);
  color: var(--color-primary);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-tight);
  margin-bottom: var(--space-3xs);
}
.mode-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  line-height: var(--lh-relaxed);
  font-weight: var(--fw-light);
}

/* ============================================================
   ÉTAPE 2 : MATIÈRE CRÉATIVE
   ============================================================ */
.matter-section { display: none; }
.matter-section.is-active { display: block; }

.upload-preview {
  margin-top: var(--space-md);
  text-align: center;
}
.upload-preview img {
  max-width: 100%;
  max-height: 300px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}
.upload-preview-meta {
  margin-top: var(--space-2xs);
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  font-style: italic;
}

/* Suggestions de prompts — chips éditoriales (pas pills) */
.example-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  margin-top: var(--space-sm);
}
.example-prompt {
  background: transparent;
  border: 1px solid var(--color-border-ink);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-xs);  /* angles quasi vifs */
  font-size: var(--fs-xs);
  color: var(--color-text-soft);
  cursor: pointer;
  transition: border-color var(--t-fast) var(--easing),
              color var(--t-fast) var(--easing),
              background var(--t-fast) var(--easing);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  font-family: var(--font-body);
}
.example-prompt:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
  background: rgba(200, 148, 31, 0.04);
}

.guided-questions { display: grid; gap: var(--space-md); }
@media (min-width: 768px) { .guided-questions { grid-template-columns: 1fr 1fr; } }

/* ============================================================
   ÉTAPE 3 : STYLES ARTISTIQUES
   Grille de styles en portrait — esprit "planches d'études"
   ============================================================ */
.styles-picker {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}
@media (min-width: 768px) { .styles-picker { grid-template-columns: repeat(4, 1fr); gap: var(--space-md); } }
@media (min-width: 1280px) { .styles-picker { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); } }

/* Planche de style — utilise .card-style de components.css */
.style-pick {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-sm);    /* radius quasi vif */
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--color-border-soft);
  transition: border-color var(--t-base) var(--easing),
              box-shadow var(--t-base) var(--easing),
              transform var(--t-base) var(--easing-elegant);
}
.style-pick::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(242, 239, 231, 0.35);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--t-base) var(--easing);
  z-index: 2;
}
.style-pick img { width: 100%; height: 100%; object-fit: cover; }
.style-pick-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8,26,82,0) 40%, rgba(8,26,82,0.88) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-sm);
  color: var(--color-bg-pure);
  z-index: 1;
}
.style-pick-name {
  font-family: var(--font-premium);
  font-weight: var(--fw-regular);
  font-size: var(--fs-base);
  letter-spacing: var(--ls-tight);
}
.style-pick-tags {
  font-size: var(--fs-xs);
  color: rgba(242, 239, 231, 0.78);
  margin-top: 2px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}
.style-pick:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}
.style-pick:hover::after { opacity: 1; }
.style-pick.is-selected {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}
/* Coche de sélection — filet or carré plutôt que pastille ronde */
.style-pick.is-selected::before {
  content: "✓";
  position: absolute;
  top: var(--space-2xs); right: var(--space-2xs);
  width: 28px; height: 28px;
  background: var(--color-accent);
  color: var(--color-text-on-accent);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-xs);   /* carré vif, pas pastille */
  z-index: 3;
}

/* ============================================================
   ÉTAPE 4 : FORMAT
   Options de format en grille + récapitulatif sticky
   ============================================================ */
.format-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}
@media (min-width: 1024px) { .format-layout { grid-template-columns: 1.4fr 1fr; gap: var(--space-xl); } }

.format-options { display: flex; flex-direction: column; gap: var(--space-md); }
.format-options-group h3 {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
  font-family: var(--font-body);
  font-weight: var(--fw-medium);
  padding-bottom: var(--space-2xs);
  border-bottom: var(--rule-gold);
  opacity: 1;
}

.format-radios { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2xs); }
.format-radios.cols-3 { grid-template-columns: repeat(3, 1fr); }

/* Radio-card — "fiche de dimension" à angles vifs */
.radio-card {
  position: relative;
  padding: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);   /* quasi vif */
  cursor: pointer;
  transition: border-color var(--t-fast) var(--easing),
              background var(--t-fast) var(--easing);
  background: var(--color-bg-pure);
}
.radio-card:hover { border-color: var(--color-primary-light); }
.radio-card input { position: absolute; opacity: 0; pointer-events: none; }
.radio-card.is-checked,
.radio-card:has(input:checked) {
  border-color: var(--color-accent);
  background: rgba(200, 148, 31, 0.04);
}
/* Filet or en tête de carte sélectionnée */
.radio-card.is-checked::before,
.radio-card:has(input:checked)::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: 0;
}
.radio-card-label {
  font-weight: var(--fw-medium);
  font-size: var(--fs-sm);
  color: var(--color-primary);
  font-family: var(--font-premium);
  letter-spacing: var(--ls-tight);
}
.radio-card-meta {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
  font-style: italic;
}
/* Tag badge — carré, lettré */
.radio-card-tag {
  position: absolute;
  top: 8px; right: 8px;
  font-size: 9px;
  background: transparent;
  color: var(--color-accent-dark);
  border: 1px solid var(--color-accent);
  padding: 2px 5px;
  border-radius: var(--radius-xs);
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
}

/* Récapitulatif format sticky — "bordereau de commande" */
.summary-card {
  background: var(--color-bg-pure);
  padding: var(--space-md);
  border-radius: 0;
  border: 1px solid var(--color-border-ink);
  border-top: 2px solid var(--color-accent);
  position: sticky;
  top: 200px;
}
.summary-card h3 {
  margin-bottom: var(--space-md);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-weight: var(--fw-medium);
  padding-bottom: var(--space-2xs);
  border-bottom: var(--rule-hair);
}
.summary-line {
  display: flex;
  justify-content: space-between;
  padding: var(--space-2xs) 0;
  font-size: var(--fs-sm);
  border-bottom: 1px solid var(--color-border-soft);
}
.summary-line:last-of-type { border-bottom: 0; }
.summary-line span:first-child { color: var(--color-text-muted); font-style: italic; }
.summary-line span:last-child {
  font-weight: var(--fw-medium);
  color: var(--color-text);
  font-family: var(--font-body);
}
.summary-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: var(--space-sm);
  margin-top: var(--space-sm);
  border-top: 1px solid var(--color-border-ink);
}
.summary-total .price-current {
  font-size: var(--fs-2xl);
  font-family: var(--font-premium);
  font-weight: var(--fw-regular);
  color: var(--color-primary);
  letter-spacing: var(--ls-tight);
}

/* ============================================================
   ÉTAPE 5 : RÉCAPITULATIF DE COMMANDE
   ============================================================ */
.recap-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}
@media (min-width: 768px) { .recap-grid { grid-template-columns: 1fr 1fr; } }

/* Prévisualisation — esprit "œuvre encadrée" */
.recap-preview {
  background: var(--color-bg-pure);
  padding: var(--space-md);
  border-radius: 0;
  border: 1px solid var(--color-border-ink);
  border-top: 2px solid var(--color-accent);
  text-align: center;
}
/* Frame de prévisualisation — sans gradient bleu codé en dur */
.recap-preview-frame {
  background: var(--color-bg-deep);
  border: 1px solid var(--color-border);
  aspect-ratio: 3/4;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-style: italic;
  font-family: var(--font-premium);
  margin-bottom: var(--space-sm);
  position: relative;
  overflow: hidden;
}
.recap-preview-frame::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--color-border-soft);
  pointer-events: none;
}
.recap-preview-frame img { width: 100%; height: 100%; object-fit: cover; }

.recap-details {
  background: var(--color-bg-pure);
  padding: var(--space-md);
  border-radius: 0;
  border: 1px solid var(--color-border-ink);
}

.consents { display: flex; flex-direction: column; gap: var(--space-2xs); margin-top: var(--space-md); }

/* ============================================================
   ÉTAPE 6 : PAIEMENT
   ============================================================ */
.payment-form {
  max-width: 560px;
  margin: 0 auto;
}
/* Méthodes de paiement — cartes à angles vifs */
.payment-methods {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xs);
  margin-bottom: var(--space-md);
}
.payment-method {
  padding: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  text-align: center;
  cursor: pointer;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  background: var(--color-bg-pure);
  transition: border-color var(--t-fast) var(--easing),
              background var(--t-fast) var(--easing);
}
.payment-method:hover { border-color: var(--color-primary-light); }
.payment-method.is-checked,
.payment-method:has(input:checked) {
  border-color: var(--color-accent);
  background: rgba(200, 148, 31, 0.04);
}

/* ============================================================
   NAVIGATION BAS DE STEP
   ============================================================ */
.studio-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: var(--rule-hair);
}
.studio-nav .btn { min-width: 140px; }

/* ============================================================
   ERREUR D'ÉTAPE — bandeaux d'alerte éditoriaux
   ============================================================ */
.step-error {
  background: transparent;
  border-left: 2px solid var(--color-error);
  padding: var(--space-sm) var(--space-md);
  color: var(--color-error);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-md);
  display: none;
  font-style: italic;
}
.step-error.is-visible { display: block; }