/* ==========================================================================
   VitaKit Configurateur - CSS V2
   Palette : forest-deep (#1A3C34), signal (#E63946), cream (#FDF8F0), sand (#D4C5A9)
   Font : Plus Jakarta Sans
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ── Variables ─────────────────────────────────────────────────────────── */
:root {
  --vk-forest-deep:   #1A3C34;
  --vk-forest-mid:    #2D6A57;
  --vk-forest-light:  #4CAF87;
  --vk-signal:        #E63946;
  --vk-signal-light:  #FDECEA;
  --vk-cream:         #FDF8F0;
  --vk-sand:          #D4C5A9;
  --vk-sand-light:    #F5F0E8;
  --vk-white:         #FFFFFF;
  --vk-text:          #1A1A1A;
  --vk-text-muted:    #6B7280;
  --vk-border:        #E5E0D5;
  --vk-radius-sm:     8px;
  --vk-radius-md:     12px;
  --vk-radius-lg:     16px;
  --vk-radius-xl:     24px;
  --vk-shadow-sm:     0 1px 3px rgba(0,0,0,.08);
  --vk-shadow-md:     0 4px 12px rgba(0,0,0,.10);
  --vk-shadow-lg:     0 8px 32px rgba(0,0,0,.12);
  --vk-transition:    all .22s cubic-bezier(.4,0,.2,1);
}

/* ── Reset & Base ──────────────────────────────────────────────────────── */
.vk-configurator *,
.vk-configurator *::before,
.vk-configurator *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.vk-configurator {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  background: var(--vk-cream);
  color: var(--vk-text);
  min-height: 100vh;
  padding-bottom: 160px; /* espace pour la bottom bar (élargi pour pricing card recap) */
  scroll-padding-bottom: 160px;
}

/* ── Header ────────────────────────────────────────────────────────────── */
.vk-header {
  background: var(--vk-forest-deep);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}

.vk-header__inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.vk-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  transition: opacity .2s cubic-bezier(.25, 1, .5, 1);
}

.vk-header__logo:hover,
.vk-header__logo:focus-visible {
  opacity: .85;
}

.vk-header__logo:focus-visible {
  outline: 2px solid var(--vk-signal, #E8552E);
  outline-offset: 4px;
  border-radius: 4px;
}

.vk-header__logo-img {
  display: block;
  height: 36px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
}

.vk-header__tagline {
  font-size: .8rem;
  color: rgba(255,255,255,.65);
  font-weight: 500;
}

/* ── Progress Bar ──────────────────────────────────────────────────────── */
.vk-progress {
  background: var(--vk-white);
  border-bottom: 1px solid var(--vk-border);
  padding: 16px 24px;
}

.vk-progress__bar {
  max-width: 900px;
  margin: 0 auto 14px;
  height: 4px;
  background: var(--vk-sand-light);
  border-radius: 99px;
  overflow: hidden;
}

.vk-progress__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--vk-forest-mid), var(--vk-forest-light));
  border-radius: 99px;
  width: 20%;
  transition: width .4s cubic-bezier(.4,0,.2,1);
}

.vk-progress__steps {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.vk-progress__pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 99px;
  cursor: pointer;
  transition: var(--vk-transition);
  border: 2px solid transparent;
}

/* States des pills */
.vk-pill--active {
  background: var(--vk-forest-deep);
  color: var(--vk-white);
}

.vk-pill--complete {
  background: var(--vk-forest-light);
  color: var(--vk-white);
}

.vk-pill--inactive {
  background: var(--vk-sand-light);
  color: var(--vk-text-muted);
}

.vk-pill__number {
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: .75rem;
  font-weight: 700;
  background: rgba(255,255,255,.2);
  flex-shrink: 0;
}

.vk-pill--inactive .vk-pill__number {
  background: var(--vk-sand);
  color: var(--vk-text-muted);
}

.vk-pill__label {
  font-size: .78rem;
  font-weight: 600;
}

@media (max-width: 600px) {
  .vk-pill__label { display: none; }
  .vk-progress__pill { padding: 6px 10px; }
}

/* ── Main ──────────────────────────────────────────────────────────────── */
.vk-main {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* ── Steps (sections) ──────────────────────────────────────────────────── */
.vk-step {
  display: none;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .3s ease, transform .3s ease;
}

.vk-step--active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.vk-step--entering {
  display: block;
  opacity: 0;
  transform: translateY(16px);
}

.vk-step__header {
  margin-bottom: 28px;
}

.vk-step__title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--vk-forest-deep);
  letter-spacing: -.03em;
  margin-bottom: 6px;
}

.vk-step__subtitle {
  font-size: .92rem;
  color: var(--vk-text-muted);
  font-weight: 500;
}

/* ── STEP 1 - Usage Grid ───────────────────────────────────────────────── */
.vk-usage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 14px;
}

.vk-usage-card {
  background: var(--vk-white);
  border: 2px solid var(--vk-border);
  border-radius: var(--vk-radius-lg);
  padding: 20px 16px;
  cursor: pointer;
  transition: var(--vk-transition);
  position: relative;
  text-align: center;
}

.vk-usage-card:hover {
  border-color: var(--vk-forest-light);
  box-shadow: var(--vk-shadow-md);
  transform: translateY(-2px);
}

.vk-usage-card--selected {
  border-color: var(--vk-signal);
  background: var(--vk-signal-light);
  box-shadow: 0 0 0 4px rgba(230,57,70,.1), var(--vk-shadow-md);
}

.vk-usage-card__icon {
  font-size: 2.2rem;
  margin-bottom: 10px;
  display: block;
  line-height: 1;
}

.vk-usage-card__label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--vk-forest-deep);
  margin-bottom: 4px;
}

.vk-usage-card__desc {
  font-size: .78rem;
  color: var(--vk-text-muted);
  font-weight: 500;
  line-height: 1.4;
}

.vk-usage-card__risk {
  margin-top: 10px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.vk-risk--faible   { background: #E8F5E9; color: #2E7D32; }
.vk-risk--modere   { background: #FFF8E1; color: #F57F17; }
.vk-risk--eleve    { background: #FDECEA; color: #C62828; }

.vk-usage-card__conformite {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--vk-forest-deep);
  color: var(--vk-white);
  font-size: .65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
  letter-spacing: .04em;
}

.vk-usage-card__check {
  position: absolute;
  top: 10px;
  left: 10px;
  width: 22px;
  height: 22px;
  background: var(--vk-signal);
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: .8rem;
}

.vk-usage-card--selected .vk-usage-card__check {
  display: flex;
}

/* ── STEP 2 - Format List ──────────────────────────────────────────────── */
.vk-format-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.vk-format-card {
  background: var(--vk-white);
  border: 2px solid var(--vk-border);
  border-radius: var(--vk-radius-lg);
  padding: 18px 22px;
  cursor: pointer;
  transition: var(--vk-transition);
  display: flex;
  align-items: center;
  gap: 18px;
  position: relative;
}

.vk-format-card:hover {
  border-color: var(--vk-forest-light);
  box-shadow: var(--vk-shadow-md);
}

.vk-format-card--selected {
  border-color: var(--vk-signal);
  background: var(--vk-signal-light);
}

.vk-format-card__radio {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--vk-sand);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--vk-transition);
}

.vk-format-card--selected .vk-format-card__radio {
  border-color: var(--vk-signal);
  background: var(--vk-signal);
}

.vk-format-card--selected .vk-format-card__radio::after {
  content: '';
  width: 8px;
  height: 8px;
  background: white;
  border-radius: 50%;
}

.vk-format-card__body {
  flex: 1;
}

.vk-format-card__label {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--vk-forest-deep);
}

.vk-format-card__persons {
  font-size: .82rem;
  color: var(--vk-forest-mid);
  font-weight: 600;
  margin-top: 2px;
}

.vk-format-card__desc {
  font-size: .8rem;
  color: var(--vk-text-muted);
  margin-top: 4px;
}

.vk-format-card__price {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--vk-forest-deep);
  white-space: nowrap;
}

.vk-format-card__price small {
  font-size: .7rem;
  font-weight: 500;
  color: var(--vk-text-muted);
}

.vk-badge--popular {
  position: absolute;
  top: -10px;
  right: 20px;
  background: var(--vk-signal);
  color: white;
  font-size: .68rem;
  font-weight: 800;
  padding: 3px 12px;
  border-radius: 99px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* ── STEP 3 - Base Items ───────────────────────────────────────────────── */
.vk-base-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.vk-base-item {
  background: var(--vk-white);
  border: 1px solid var(--vk-border);
  border-radius: var(--vk-radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.vk-base-item__left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.vk-base-item__icon {
  width: 36px;
  height: 36px;
  background: var(--vk-sand-light);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.vk-base-item__label {
  font-size: .92rem;
  font-weight: 600;
  color: var(--vk-text);
}

.vk-base-item__right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.vk-base-item__qty {
  font-size: .88rem;
  font-weight: 700;
  color: var(--vk-forest-mid);
  background: #E8F4F0;
  padding: 3px 10px;
  border-radius: 6px;
}

.vk-badge--inclus {
  background: var(--vk-forest-deep);
  color: white;
  font-size: .65rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 99px;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* ── STEP 4 - Extras ───────────────────────────────────────────────────── */
.vk-extras-recommended {
  margin-bottom: 24px;
}

.vk-extras-recommended__title {
  font-size: .85rem;
  font-weight: 700;
  color: var(--vk-signal);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.vk-extras-all__title {
  font-size: .85rem;
  font-weight: 700;
  color: var(--vk-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 12px;
}

.vk-extras-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.vk-extra-card {
  background: var(--vk-white);
  border: 2px solid var(--vk-border);
  border-radius: var(--vk-radius-md);
  padding: 14px 16px;
  cursor: pointer;
  transition: var(--vk-transition);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.vk-extra-card:hover {
  border-color: var(--vk-forest-light);
  box-shadow: var(--vk-shadow-sm);
}

.vk-extra-card--selected {
  border-color: var(--vk-signal);
  background: var(--vk-signal-light);
}

.vk-extra-card--recommended {
  border-color: var(--vk-signal);
  border-style: dashed;
}

.vk-extra-card--recommended.vk-extra-card--selected {
  border-style: solid;
  background: var(--vk-signal-light);
}

.vk-extra-card__label {
  font-size: .88rem;
  font-weight: 600;
  color: var(--vk-text);
  flex: 1;
}

.vk-extra-card__right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.vk-extra-card__price {
  font-size: .88rem;
  font-weight: 700;
  color: var(--vk-forest-mid);
}

.vk-extra-card__toggle {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--vk-sand);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--vk-transition);
  flex-shrink: 0;
}

.vk-extra-card--selected .vk-extra-card__toggle {
  background: var(--vk-signal);
  border-color: var(--vk-signal);
  color: white;
}

/* Abonnement card */
.vk-abonnement {
  margin-top: 28px;
}

.vk-abonnement__card {
  background: linear-gradient(135deg, var(--vk-forest-deep), var(--vk-forest-mid));
  border-radius: var(--vk-radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  color: white;
}

.vk-abonnement__icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.vk-abonnement__content {
  flex: 1;
}

.vk-abonnement__title {
  font-size: 1rem;
  font-weight: 700;
}

.vk-abonnement__desc {
  font-size: .8rem;
  opacity: .75;
  margin-top: 2px;
}

.vk-abonnement__right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.vk-abonnement__price {
  font-size: 1.1rem;
  font-weight: 800;
  white-space: nowrap;
}

.vk-abonnement__price span {
  font-size: .75rem;
  font-weight: 500;
  opacity: .75;
}

/* Toggle switch */
.vk-toggle {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
}

.vk-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.vk-toggle__slider {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.25);
  border-radius: 99px;
  cursor: pointer;
  transition: var(--vk-transition);
}

.vk-toggle__slider::before {
  content: '';
  position: absolute;
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: var(--vk-transition);
}

.vk-toggle input:checked + .vk-toggle__slider {
  background: var(--vk-signal);
}

.vk-toggle input:checked + .vk-toggle__slider::before {
  transform: translateX(22px);
}

/* ── STEP 5 - Recap ────────────────────────────────────────────────────── */
.vk-recap-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 24px;
  margin-bottom: 28px;
}

@media (max-width: 640px) {
  .vk-recap-grid { grid-template-columns: 1fr; }
}

.vk-recap-visual {
  background: var(--vk-white);
  border: 1px solid var(--vk-border);
  border-radius: var(--vk-radius-xl);
  padding: 28px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.vk-recap-kit-icon svg {
  display: block;
}

.vk-recap-usage-badge,
.vk-recap-format-badge {
  background: var(--vk-sand-light);
  border-radius: var(--vk-radius-sm);
  padding: 6px 14px;
  font-size: .85rem;
  font-weight: 700;
  color: var(--vk-forest-deep);
  width: 100%;
  text-align: center;
}

.vk-badge--conformite {
  background: var(--vk-forest-deep);
  color: white;
  font-size: .75rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 99px;
  display: inline-block;
}

.vk-recap-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.vk-recap-section__title {
  font-size: .82rem;
  font-weight: 700;
  color: var(--vk-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 10px;
}

.vk-recap-items-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.vk-recap-items-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .88rem;
  color: var(--vk-text);
  padding: 6px 0;
  border-bottom: 1px solid var(--vk-border);
}

.vk-recap-items-list li:last-child {
  border-bottom: none;
}

.vk-recap-items-list li .qty {
  font-weight: 700;
  color: var(--vk-forest-mid);
  font-size: .82rem;
  background: #E8F4F0;
  padding: 2px 8px;
  border-radius: 4px;
}

/* Pricing block */
.vk-recap-pricing {
  background: var(--vk-forest-deep);
  border-radius: var(--vk-radius-xl);
  padding: 24px;
  margin-bottom: 24px;
}

.vk-recap-pricing__inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.vk-recap-pricing__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .92rem;
  color: rgba(255,255,255,.8);
  font-weight: 500;
}

.vk-recap-pricing__row--discount {
  color: var(--vk-signal);
}

.vk-recap-pricing__row--total {
  border-top: 1px solid rgba(255,255,255,.15);
  padding-top: 12px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--vk-white);
}

.vk-badge--discount {
  background: var(--vk-signal);
  color: white;
  font-size: .65rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 99px;
  letter-spacing: .04em;
}

/* Quantite + actions */
.vk-recap-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.vk-qty-selector {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.vk-qty-selector__label {
  font-size: .78rem;
  font-weight: 700;
  color: var(--vk-text-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.vk-qty-selector__controls {
  display: flex;
  align-items: center;
  gap: 0;
  border: 2px solid var(--vk-border);
  border-radius: var(--vk-radius-md);
  overflow: hidden;
}

.vk-qty-btn {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--vk-sand-light);
  cursor: pointer;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--vk-forest-deep);
  transition: var(--vk-transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.vk-qty-btn:hover {
  background: var(--vk-sand);
}

.vk-qty-value {
  width: 48px;
  text-align: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--vk-forest-deep);
}

/* ── Bottom Bar ────────────────────────────────────────────────────────── */
.vk-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--vk-white);
  border-top: 1px solid var(--vk-border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  z-index: 200;
  box-shadow: 0 -4px 20px rgba(0,0,0,.08);
}

.vk-bottom-bar__price {
  text-align: center;
}

.vk-bottom-bar__price-label {
  display: block;
  font-size: .72rem;
  font-weight: 600;
  color: var(--vk-text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
}

.vk-bottom-bar__price-value {
  display: block;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--vk-forest-deep);
}

/* ── Buttons ───────────────────────────────────────────────────────────── */
.vk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--vk-radius-md);
  font-family: inherit;
  font-size: .95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--vk-transition);
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.vk-btn--primary {
  background: var(--vk-signal);
  color: white;
  border-color: var(--vk-signal);
}

.vk-btn--primary:hover:not(:disabled) {
  background: #C62828;
  border-color: #C62828;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(230,57,70,.35);
}

.vk-btn--primary:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.vk-btn--ghost {
  background: transparent;
  color: var(--vk-text-muted);
  border-color: var(--vk-border);
}

.vk-btn--ghost:hover {
  border-color: var(--vk-sand);
  color: var(--vk-text);
  background: var(--vk-sand-light);
}

.vk-btn--cart {
  background: var(--vk-signal);
  color: white;
  border-color: var(--vk-signal);
  padding: 14px 36px;
  font-size: 1rem;
}

.vk-btn--cart:hover:not(:disabled) {
  background: #C62828;
  border-color: #C62828;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232,85,46,.35);
}

/* Focus visible obligatoire (WCAG 2.4.7) */
.vk-usage-card:focus-visible,
.vk-format-card:focus-visible,
.vk-extras-card:focus-visible,
.vk-btn:focus-visible,
.vk-progress__pill:focus-visible {
  outline: 2px solid var(--vk-signal);
  outline-offset: 3px;
}

/* Touch targets mobile WCAG 2.5.5 */
@media (max-width: 768px) {
  .vk-progress__pill { min-height: 44px; min-width: 44px; }
  .vk-qty-btn { min-height: 44px; min-width: 44px; }
}

/* ── Badges génériques ─────────────────────────────────────────────────── */
.vk-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .04em;
}

/* ── Utilitaires ───────────────────────────────────────────────────────── */
.vk-hidden { display: none !important; }

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .vk-main { padding: 20px 16px; }
  .vk-step__title { font-size: 1.3rem; }
  .vk-usage-grid { grid-template-columns: repeat(2, 1fr); }
  .vk-extras-grid { grid-template-columns: 1fr; }
  .vk-bottom-bar { padding: 10px 16px; }
  .vk-btn { padding: 10px 18px; font-size: .88rem; }
  .vk-abonnement__card { flex-wrap: wrap; }
}

@media (max-width: 400px) {
  .vk-usage-grid { grid-template-columns: 1fr; }
}