/* =====================================================
   QR·GENERATOR MPB — Style v2
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #F6F4F0;
  --surface: #FFFFFF;
  --surface-raised: #FAFAF8;
  --ink: #18181B;
  --ink-soft: #71717A;
  --ink-muted: #A1A1AA;
  --border: #E4E4E7;
  --border-hover: #D4D4D8;
  --accent: #FF4D2E;
  --accent-dim: rgba(255, 77, 46, 0.10);
  --accent-glow: rgba(255, 77, 46, 0.20);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.07), 0 1px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.09), 0 2px 8px rgba(0,0,0,0.04);
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --transition: 180ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 320ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset & base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

/* ---- Topbar ---- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 40px;
  background: rgba(246, 244, 240, 0.82);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.topbar:hover {
  box-shadow: var(--shadow-sm);
}

.logo-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0rem;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 2px;
  transition: opacity var(--transition);
}
.logo-mark:hover { opacity: 0.75; }
.logo-mark > span { color: var(--accent); }
.logo-suffix {
  font-family: var(--font-mono);
  font-size: 0.68em;
  color: var(--ink-muted);
  margin-left: 5px;
  letter-spacing: 0.06em;
}

.topnav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.topnav a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.03em;
  transition: color var(--transition), background var(--transition);
}
.topnav a:hover {
  color: var(--ink);
  background: var(--border);
}
.topnav a.active {
  color: var(--ink);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

/* ---- Main layout ---- */
main {
  padding: 44px 40px;
  max-width: 1200px;
  margin: 0 auto;
  animation: fadeUp 0.4s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---- Page header ---- */
.page-header {
  margin-bottom: 32px;
}
.page-header h1 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.2;
}
.page-header p {
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin-top: 6px;
}

/* ---- Éditeur : grille ---- */
.editeur-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 32px;
  align-items: start;
}
@media (max-width: 900px) {
  .editeur-grid { grid-template-columns: 1fr; }
  main { padding: 28px 20px; }
  .topbar { padding: 16px 20px; }
}

/* ---- Panneau formulaire ---- */
.panneau-formulaire {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

/* Sections du formulaire */
.form-section {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  border-bottom: 1px solid var(--border);
}
.form-section:last-child { border-bottom: none; }

.form-section-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 2px;
}
.form-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ---- Champs ---- */
.champ { display: flex; flex-direction: column; gap: 7px; }
.champ-double {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.champ-double > div { display: flex; flex-direction: column; gap: 7px; }

.label-code {
  font-family: var(--font-mono);
  font-size: 0.70rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  text-transform: uppercase;
}

input[type="text"],
input[type="url"],
select {
  font-family: var(--font-body);
  font-size: 0.92rem;
  padding: 10px 13px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--ink);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
input[type="text"]:hover,
input[type="url"]:hover,
select:hover {
  border-color: var(--border-hover);
  background: var(--surface);
}
input[type="text"]:focus,
input[type="url"]:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
  background: var(--surface);
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2371717A' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 34px;
}

/* Couleurs */
.color-field {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  transition: border-color var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.color-field:hover { border-color: var(--border-hover); }
.color-field:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

input[type="color"] {
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 6px;
  padding: 0;
  background: none;
  cursor: pointer;
  flex-shrink: 0;
}
input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 5px;
}

.color-hex {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  pointer-events: none;
}

/* File input */
input[type="file"] {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  cursor: pointer;
}
input[type="file"]::file-selector-button {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 7px;
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  margin-right: 10px;
  transition: background var(--transition), border-color var(--transition);
}
input[type="file"]::file-selector-button:hover {
  background: var(--bg);
  border-color: var(--border-hover);
}

/* Radio groupe */
.radio-groupe {
  display: flex;
  gap: 0;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px;
}
.radio-groupe label {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: 7px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  color: var(--ink-soft);
}
.radio-groupe input[type="radio"] { display: none; }
.radio-groupe input[type="radio"]:checked + span,
.radio-groupe label:has(input:checked) {
  /* fallback via JS si besoin */
}
.radio-groupe label:has(input[type="radio"]:checked) {
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.aide {
  font-size: 0.75rem;
  color: var(--ink-muted);
  line-height: 1.4;
}

/* ---- Boutons ---- */
.champ-boutons {
  padding: 20px 28px;
  display: flex;
  gap: 10px;
}

.btn {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  flex: 1;
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.97); }

.btn-primaire {
  background: var(--ink);
  color: #FFFFFF;
  box-shadow: 0 1px 3px rgba(0,0,0,0.18);
}
.btn-primaire::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-primaire:hover::before { opacity: 1; }
.btn-primaire:hover { box-shadow: 0 4px 12px var(--accent-glow); }
.btn-primaire span, .btn-primaire { position: relative; z-index: 1; }

.btn-secondaire {
  background: transparent;
  border-color: var(--border);
  color: var(--ink-soft);
}
.btn-secondaire:hover {
  border-color: var(--ink);
  color: var(--ink);
  background: var(--surface-raised);
}

/* ---- Message statut ---- */
.message-wrapper {
  padding: 0 28px 20px;
}
.message {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  min-height: 1.2em;
  display: flex;
  align-items: center;
  gap: 7px;
  transition: opacity var(--transition);
}
.message:empty { opacity: 0; }

/* ---- Aperçu ---- */
.panneau-apercu {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  position: sticky;
  top: 96px;
}

.apercu-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--ink-muted);
  text-transform: uppercase;
  align-self: flex-start;
}

.cadre-impression {
  position: relative;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Mires d'impression */
.mire {
  position: absolute;
  width: 18px;
  height: 18px;
  opacity: 0.35;
}
.mire::before, .mire::after {
  content: "";
  position: absolute;
  background: var(--ink-soft);
}
.mire::before { left: 50%; top: -5px; bottom: -5px; width: 1px; transform: translateX(-50%); }
.mire::after { top: 50%; left: -5px; right: -5px; height: 1px; transform: translateY(-50%); }
.mire-haut-gauche { top: 12px; left: 12px; }
.mire-haut-droite { top: 12px; right: 12px; }
.mire-bas-gauche { bottom: 12px; left: 12px; }
.mire-bas-droite { bottom: 12px; right: 12px; }

/* Carte aperçu */
.carte-apercu {
  width: 300px;
  padding: 30px 18px 26px;
  border-radius: 14px;
  text-align: center;
  transition: background var(--transition-slow);
  box-shadow: 0 8px 32px rgba(0,0,0,0.10), 0 2px 8px rgba(0,0,0,0.06);
}

.apercu-titre {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 5px;
  transition: color var(--transition-slow);
}
.apercu-sous-titre {
  font-family: var(--font-body);
  font-size: 0.70rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0 0 20px;
  transition: color var(--transition-slow);
}

.boite-qr {
  position: relative;
  width: 220px;
  height: 220px;
  margin: 0 auto;
  background: #fff;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.boite-qr canvas, .boite-qr svg { display: block; }

.overlay-centre {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  border-radius: 8px;
  padding: 5px 9px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.88rem;
  display: none;
  white-space: nowrap;
}

/* Info format */
.apercu-meta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-muted);
  letter-spacing: 0.06em;
  text-align: center;
  padding: 10px 0 0;
}

/* ---- Galerie ---- */
.galerie-wrap {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.galerie-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}
.galerie-header h1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
}
.galerie-count {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
}

.galerie-grille {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 16px;
}

.carte-theme {
  text-decoration: none;
  color: var(--ink);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.carte-theme:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-hover);
}
.carte-theme:active { transform: translateY(-1px); }

.carte-theme-apercu {
  height: 128px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  transition: filter var(--transition);
}
.carte-theme:hover .carte-theme-apercu { filter: brightness(1.03); }

.swatch-ligne { display: flex; gap: 5px; }
.swatch-ligne span {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 1px solid rgba(0,0,0,0.08);
  transition: transform var(--transition);
}
.carte-theme:hover .swatch-ligne span { transform: scale(1.1); }

.carte-theme-nom {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
}

.badge {
  font-size: 0.63rem;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--ink-soft);
  letter-spacing: 0.04em;
}
.badge-perso {
  background: var(--accent-dim);
  color: var(--accent);
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-hover); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-muted); }

/* ---- Focus visible ---- */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}