/* ── PAGE HEADER ──────────────────────────────── */
.config-page-header {
  padding: 4rem 2.5rem 3rem;
  border-bottom: 1px solid var(--border);
  margin-top: 56px;
}

.config-page-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4.5vw, 4rem);
  font-weight: 900;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  line-height: 1.05;
  margin-bottom: 0.75rem;
  margin-top: 0.5rem;
}

.config-page-sub {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 500px;
}

/* ── LAYOUT ───────────────────────────────────── */
.config-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 0;
  min-height: calc(100vh - 56px - 200px);
  border-bottom: 1px solid var(--border);
}

/* ── COMPONENTS LIST ──────────────────────────── */
.config-components {
  border-right: 1px solid var(--border);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ── COMPONENT ROW (collapsed) ─────────────────── */
.comp-row {
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}
.comp-row:first-child { border-top: none; }

.comp-row-header {
  display: flex;
  align-items: center;
  padding: 1.25rem 0;
  cursor: pointer;
  gap: 1.25rem;
  user-select: none;
}

.comp-row-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted2);
  width: 48px;
  flex-shrink: 0;
}

.comp-row-info { flex: 1; }

.comp-row-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  line-height: 1.2;
}

.comp-row-selected {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.15rem;
}

.comp-row-selected.has-value { color: var(--accent); }

.comp-row-toggle {
  font-size: 0.8rem;
  color: var(--muted2);
  transition: transform 0.3s;
  flex-shrink: 0;
}
.comp-row.open .comp-row-toggle { transform: rotate(45deg); color: var(--accent); }

/* ── OPTIONS GRID (expanded) ───────────────────── */
.comp-options-wrap {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.4,0,0.2,1);
}
.comp-row.open .comp-options-wrap { max-height: 900px; }

.comp-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  padding-bottom: 1.5rem;
}

/* ── OPTION CARD WITH IMAGE ─────────────────────── */
.option-card {
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.25s, box-shadow 0.25s;
  position: relative;
  overflow: hidden;
  background: var(--bg3);
  display: flex;
  flex-direction: column;
}
.option-card:hover {
  border-color: rgba(255,255,255,0.3);
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}
.option-card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 4px 24px rgba(0,229,255,0.1);
}

/* image zone */
.option-card-img-wrap {
  width: 100%;
  height: 130px;
  overflow: hidden;
  position: relative;
  background: #111;
}

.option-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.5s cubic-bezier(0.25,0.46,0.45,0.94),
              filter 0.4s ease;
  filter: brightness(0.75) saturate(0.9);
  transform-origin: center center;
}

.option-card:hover .option-card-img {
  transform: scale(1.1);
  filter: brightness(0.9) saturate(1.2);
}

.option-card.selected .option-card-img {
  filter: brightness(0.85) saturate(1.3);
}

/* cyan scan-line on hover */
.option-card-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 60%,
    rgba(0,229,255,0.08) 100%
  );
  opacity: 0;
  transition: opacity 0.3s;
}
.option-card:hover .option-card-img-overlay { opacity: 1; }
.option-card.selected .option-card-img-overlay {
  opacity: 1;
  background: linear-gradient(to bottom, transparent 50%, rgba(0,229,255,0.15) 100%);
}

/* text body */
.option-card-body {
  padding: 0.9rem 1rem;
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.option-card-name {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  line-height: 1.3;
  padding-right: 1rem;
}

.option-card-spec {
  font-size: 0.68rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 0.5rem;
}

.option-card-price {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--text);
  margin-top: auto;
}
.option-card.selected .option-card-price { color: var(--accent); }

/* selected dot indicator */
.option-check-dot {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
  opacity: 0;
  transition: opacity 0.2s;
}
.option-card.selected .option-check-dot { opacity: 1; }

/* ── RECAP SIDEBAR ────────────────────────────── */
.config-recap {
  padding: 2rem 1.75rem;
  position: sticky;
  top: 56px;
  height: calc(100vh - 56px);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.recap-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.recap-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
}

.recap-count {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.5px;
}

.recap-lines {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.recap-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.72rem;
}

.recap-line-key {
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 600;
}

.recap-line-val {
  color: var(--muted2);
  text-align: right;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.recap-line-val.set { color: var(--text); font-weight: 500; }

.recap-total-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1.25rem 0 1rem;
  border-top: 1px solid var(--border);
  margin-top: 0.5rem;
}

.recap-total-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
}

.recap-total-price {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--text);
}

.recap-name-row { margin-bottom: 0.75rem; }

.config-name-input {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  transition: border-color 0.2s;
  outline: none;
}
.config-name-input::placeholder { color: var(--muted2); }
.config-name-input:focus { border-color: var(--muted); }

.btn-add-cart {
  width: 100%;
  background: var(--bg3);
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 1rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-add-cart.ready {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}
.btn-add-cart.ready:hover { opacity: 0.85; }
.btn-add-cart:not(.ready) { cursor: not-allowed; }

@media (max-width: 900px) {
  .config-layout { grid-template-columns: 1fr; }
  .config-recap { position: static; height: auto; }
  .comp-options-grid { grid-template-columns: 1fr; }
}

/* ── CARD WITHOUT IMAGE (all except boîtier) ───── */
.option-card.no-img .option-card-body {
  padding: 1.1rem 1.1rem;
}
.option-card.no-img {
  min-height: 120px;
}