:root {
  /* Palette dérivée du logo Exception Multiservices : fond bleu nuit
     profond, accent doré (ampoule/spot du logo), touche bleu électrique
     (écran/éclair du logo) en accent secondaire, et un fin liseré tricolore
     repris du bandeau sous le logo. */
  --bg: #070a12;
  --panel: #10141d;
  --panel-2: #171d29;
  --border: #262e3d;
  --text: #f2f4f8;
  --muted: #9aa4b8;
  --accent: #f4b93f;
  --accent-soft: rgba(244, 185, 63, 0.14);
  --accent-blue: #3b82f6;
  --accent-blue-soft: rgba(59, 130, 246, 0.14);
  --success: #37c871;
  --danger: #ff6b6b;
  --flag-blue: #0055a4;
  --flag-white: #f2f4f8;
  --flag-red: #ef4135;
  --radius: 14px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background:
    radial-gradient(circle at 15% -10%, rgba(59, 130, 246, 0.16) 0%, transparent 45%),
    radial-gradient(circle at top, #131826 0%, var(--bg) 62%);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); }

.site-header {
  padding: 18px 32px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark {
  width: 46px; height: 46px; border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 0 0 1px var(--border), 0 0 20px rgba(244, 185, 63, 0.3);
  flex-shrink: 0;
}
.brand-name { font-weight: 700; font-size: 17px; letter-spacing: 0.01em; }
.brand-tagline { font-size: 12.5px; color: var(--muted); }

.brand-stripe {
  position: relative;
  height: 24px;
  background: linear-gradient(90deg, var(--flag-blue) 0 33%, var(--flag-white) 33% 66%, var(--flag-red) 66% 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
/* Voile sombre semi-transparent par-dessus le tricolore : garde les 3
   couleurs reconnaissables tout en assurant un contraste lisible pour le
   texte, y compris sur la bande blanche centrale. */
.brand-stripe::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(7, 10, 18, 0.6);
}
.brand-stripe span {
  position: relative;
  z-index: 1;
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.45);
}

.site-footer { text-align: center; padding: 24px; color: var(--muted); font-size: 12.5px; border-top: 1px solid var(--border); margin-top: 40px; }
.site-footer a { color: var(--muted); }
.site-footer p { margin: 0 0 6px; }
.site-footer p:last-child { margin-bottom: 0; }
.site-footer-credit { font-size: 11px; opacity: 0.7; }

.configurator {
  flex: 1;
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 24px 60px;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 28px;
  align-items: start;
}

/* Stepper */
.stepper {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 26px;
}
.stepper button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 6px 14px 6px 10px;
  font-size: 12.5px;
  cursor: pointer;
  white-space: nowrap;
}
.stepper button.done { color: var(--success); border-color: rgba(55,200,113,0.35); }
.stepper button.active { color: #14161c; background: var(--accent); border-color: var(--accent); font-weight: 600; }
.stepper button:disabled { cursor: not-allowed; opacity: 0.45; }

.step-tab-icon-wrap { position: relative; display: inline-flex; width: 17px; height: 17px; flex: none; }
.step-tab-icon { width: 17px; height: 17px; color: inherit; }
.step-tab-check {
  position: absolute; right: -5px; bottom: -5px; width: 12px; height: 12px; border-radius: 50%;
  background: var(--success); color: #0b1f14; display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--panel);
}
.step-tab-check svg { width: 8px; height: 8px; }
.stepper button.active .step-tab-check { border-color: var(--accent); }

.step-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.step-panel h2 { margin: 0 0 4px; font-size: 20px; }
.step-panel .step-hint { color: var(--muted); font-size: 13.5px; margin: 0 0 20px; }

.step-icon {
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 35% 30%, var(--panel-2), var(--bg) 85%);
  border: 2px solid var(--accent);
  color: var(--accent);
  box-shadow: 0 0 18px rgba(244, 185, 63, 0.35);
  margin-bottom: 14px;
}
.step-icon svg { width: 28px; height: 28px; display: block; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}
.option-card {
  background: var(--panel-2);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  text-align: left;
  cursor: pointer;
  color: var(--text);
  transition: border-color .15s, transform .1s;
}
.option-card:hover { border-color: rgba(255,178,56,0.5); }
.option-card.selected { border-color: var(--accent); background: linear-gradient(180deg, var(--accent-soft), transparent); box-shadow: 0 0 0 1px var(--accent) inset; }
.option-card .oc-title { font-weight: 700; font-size: 15px; margin-bottom: 6px; }
.option-card .oc-meta { color: var(--muted); font-size: 12.5px; line-height: 1.5; }
.option-card .oc-price { margin-top: 10px; font-weight: 700; color: var(--accent); font-size: 14px; }
.option-card .oc-swatch { width: 100%; height: 8px; border-radius: 4px; margin-bottom: 10px; background: linear-gradient(90deg, #444, #888); }
.tech-swatch {
  width: 34px; height: 34px; border-radius: 50%; margin-bottom: 10px;
  border: 1.5px solid rgba(255,255,255,0.18);
  box-shadow: 0 0 0 1px rgba(0,0,0,0.35), inset 0 0 6px rgba(0,0,0,0.25);
}
.option-card .oc-photo {
  width: 100%; height: 176px; border-radius: 10px; margin-bottom: 12px; overflow: hidden;
  background: #1a2030; display: flex; align-items: center; justify-content: center;
}
.option-card .oc-photo img { width: 100%; height: 100%; object-fit: contain; }
.option-card .oc-photo.empty { background: repeating-linear-gradient(135deg, #232733, #232733 8px, #262b36 8px, #262b36 16px); }

/* Oui/non & choix binaires (bouchons, passage câble, mode de livraison) */
.toggle-row { display: flex; gap: 10px; flex-wrap: wrap; }
.toggle-row-small { gap: 6px; }
.toggle-opt {
  padding: 10px 16px; border-radius: 10px; border: 1.5px solid var(--border);
  background: var(--panel-2); color: var(--text); font-size: 13.5px; font-weight: 600; cursor: pointer;
  transition: border-color .15s;
}
.toggle-row-small .toggle-opt { padding: 6px 12px; font-size: 12.5px; }
.toggle-opt:hover { border-color: rgba(255,178,56,0.5); }
.toggle-opt.selected { border-color: var(--accent); background: linear-gradient(180deg, var(--accent-soft), transparent); box-shadow: 0 0 0 1px var(--accent) inset; color: var(--accent); }

/* Grilles compactes (ex : choix connecteur entrée/sortie) */
.card-grid-compact { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); margin-bottom: 6px; }
.option-card-compact { padding: 12px; }
.option-card-compact .qr-photo { margin-bottom: 8px; }

.qty-list { display: flex; flex-direction: column; gap: 10px; }
.qty-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; padding: 12px 16px;
}
.qty-row .qr-left { display: flex; align-items: center; gap: 12px; min-width: 0; }
.qty-row .qr-photo {
  width: 58px; height: 58px; border-radius: 8px; overflow: hidden; flex-shrink: 0;
  background: #1a2030; display: flex; align-items: center; justify-content: center;
}
.qty-row .qr-photo img { width: 100%; height: 100%; object-fit: cover; }
.qty-row .qr-photo.empty { background: repeating-linear-gradient(135deg, #232733, #232733 6px, #262b36 6px, #262b36 12px); }
.qty-row .qr-info .qr-title { font-weight: 600; font-size: 14px; }
.qty-row .qr-info .qr-meta { color: var(--muted); font-size: 12px; margin-top: 2px; }
.qty-stepper { display: flex; align-items: center; gap: 10px; }
.qty-stepper button {
  width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel); color: var(--text); font-size: 16px; cursor: pointer;
}
.qty-stepper button:hover { border-color: var(--accent); }
.qty-stepper .qty-val { min-width: 20px; text-align: center; font-weight: 600; }

.length-input-wrap { max-width: 320px; }
.length-input-wrap label { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 8px; }
.length-input-wrap input {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); font-size: 16px;
}
.length-note { margin-top: 10px; font-size: 13px; color: var(--muted); }
.length-note strong { color: var(--accent); }

.length-slider-wrap { width: 100%; margin-top: 18px; }
.length-slider-wrap input[type="range"] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 8px; border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent) var(--range-fill, 50%), var(--panel-2) var(--range-fill, 50%), var(--panel-2) 100%);
  outline: none; cursor: pointer; border: 1px solid var(--border);
}
.length-slider-wrap input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); border: 3px solid #14161c; box-shadow: 0 0 0 2px var(--accent); cursor: pointer;
}
.length-slider-wrap input[type="range"]::-moz-range-thumb {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); border: 3px solid #14161c; box-shadow: 0 0 0 2px var(--accent); cursor: pointer;
}
.length-slider-wrap input[type="range"]::-moz-range-track { height: 8px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--border); }
.length-slider-wrap input[type="range"]::-moz-range-progress { height: 8px; border-radius: 999px; background: var(--accent); }
.length-slider-scale { display: flex; justify-content: space-between; margin-top: 6px; font-size: 12px; color: var(--muted); }

.step-actions { display: flex; justify-content: space-between; margin-top: 24px; gap: 10px; }
.btn {
  padding: 11px 20px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); cursor: pointer; font-size: 14px; font-weight: 600;
  text-decoration: none; display: inline-block;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); color: #14161c; border-color: var(--accent); }
.btn-primary:hover { filter: brightness(1.05); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-ghost { background: transparent; }

/* Summary panel */
.summary-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  position: sticky;
  top: 20px;
}
.summary-panel h3 { margin: 0 0 14px; font-size: 15px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.summary-lines { display: flex; flex-direction: column; gap: 10px; font-size: 13.5px; margin-bottom: 16px; }
.summary-line { display: flex; justify-content: space-between; gap: 8px; border-bottom: 1px dashed var(--border); padding-bottom: 8px; }
.summary-line .sl-label { color: var(--muted); }
.summary-line .sl-value { text-align: right; font-weight: 600; }
.summary-total { display: flex; justify-content: space-between; align-items: baseline; padding-top: 8px; border-top: 1px solid var(--border); }
.summary-total .st-label { color: var(--muted); font-size: 13px; }
.summary-total .st-value { font-size: 24px; font-weight: 800; color: var(--accent); }
.summary-empty { color: var(--muted); font-size: 13.5px; }
.summary-specs { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; }
.summary-specs .spec-row { display: flex; justify-content: space-between; color: var(--muted); }
.summary-specs .spec-row strong { color: var(--text); font-weight: 600; }

.form-grid { display: flex; flex-direction: column; gap: 14px; max-width: 480px; }
.form-grid label { font-size: 13.5px; font-weight: 600; margin-bottom: 6px; display: block; }
.form-grid input, .form-grid textarea {
  width: 100%; padding: 11px 14px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); font-size: 14px; font-family: inherit;
}

.breakdown-table { width: 100%; border-collapse: collapse; margin-top: 16px; font-size: 13.5px; }
.breakdown-table th, .breakdown-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.breakdown-table th { color: var(--muted); font-weight: 600; font-size: 11.5px; text-transform: uppercase; }
.breakdown-table td.num { text-align: right; }

.notice { padding: 14px 16px; border-radius: 10px; font-size: 13.5px; margin-bottom: 16px; }
.notice-error { background: rgba(255,107,107,0.12); border: 1px solid rgba(255,107,107,0.4); color: #ffb0b0; }
.notice-success { background: rgba(55,200,113,0.12); border: 1px solid rgba(55,200,113,0.4); color: #8fe8b4; }

.empty-state { color: var(--muted); font-size: 14px; padding: 20px 0; }
.skip-row { margin-top: 4px; }

@media (max-width: 900px) {
  .configurator { grid-template-columns: 1fr; }
  .summary-panel { position: static; }
}

/* Panier ------------------------------------------------------------- */

.cart-toggle {
  margin-left: auto;
  display: flex; align-items: center; gap: 10px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 999px;
  color: var(--text); padding: 9px 16px 9px 14px; cursor: pointer; font-size: 13.5px;
}
.cart-toggle:hover { border-color: var(--accent); }
.cart-toggle.has-items { border-color: var(--accent); background: linear-gradient(180deg, var(--accent-soft), transparent); }
.cart-toggle .cart-icon { font-size: 16px; }
.cart-toggle-info { color: var(--muted); }
.cart-toggle-info #cart-count { color: var(--text); font-weight: 700; }
.cart-toggle-info #cart-total-label { color: var(--accent); font-weight: 700; }

.cart-overlay {
  position: fixed; inset: 0; background: rgba(10, 11, 15, 0.72);
  display: flex; align-items: flex-start; justify-content: flex-end; z-index: 100;
  padding: 0;
}
.cart-overlay[hidden] { display: none; }
.cart-modal {
  background: var(--panel); border-left: 1px solid var(--border);
  width: min(460px, 100vw); height: 100vh; overflow-y: auto;
  padding: 28px 24px; position: relative;
}
.cart-modal h2 { margin: 0 0 18px; font-size: 19px; }
.cart-close {
  position: absolute; top: 18px; right: 20px; background: transparent; border: none;
  color: var(--muted); font-size: 18px; cursor: pointer;
}
.cart-close:hover { color: var(--text); }

.cart-items { display: flex; flex-direction: column; gap: 10px; margin-bottom: 14px; }
.cart-item {
  display: grid; grid-template-columns: 44px 1fr auto auto auto; align-items: center; gap: 10px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px;
}
.cart-item .qr-photo { width: 44px; height: 44px; }
.cart-item-info { min-width: 0; }
.cart-item-title { font-size: 13px; font-weight: 600; line-height: 1.3; }
.cart-item-meta { font-size: 11.5px; color: var(--muted); margin-top: 2px; }
.cart-item-total { font-weight: 700; font-size: 13px; color: var(--accent); white-space: nowrap; }
.cart-item-remove { background: transparent; border: none; color: var(--muted); cursor: pointer; font-size: 15px; }
.cart-item-remove:hover { color: var(--danger); }

.cart-subtotal-row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 10px 0; border-top: 1px dashed var(--border); font-size: 14px;
}
.cart-subtotal-row strong { color: var(--accent); font-size: 15px; }
.cart-total-row { border-top: 1px solid var(--border); margin-top: 4px; }
.cart-total-row strong { font-size: 19px; }

.cart-actions { display: flex; justify-content: space-between; gap: 10px; margin-top: 18px; }
.cart-checkout-form { margin: 14px 0; }
.cart-estimate { margin-top: 6px; }

.cart-bar-details {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 12px 14px; margin-bottom: 12px;
}
.cart-bar-details h3 { margin: 0 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.03em; color: var(--muted); }
.cart-bar-group + .cart-bar-group { margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--border); }
.cart-bar-group-title { font-weight: 600; font-size: 13.5px; margin-bottom: 4px; }
.cart-bar-details ul { margin: 0; padding-left: 18px; font-size: 13px; }
.cart-bar-details li { margin: 2px 0; }

@media (max-width: 560px) {
  .cart-modal { width: 100vw; }
  .cart-item { grid-template-columns: 40px 1fr; grid-template-areas: "photo info" "photo qty" "photo total"; }
}