/* ==========================================================================
   Questionnaire Multi-Étapes - Ultra-Slick Fintech Experience
   ========================================================================== */

.questionnaire-shell {
  width: 100%;
  border-radius: var(--r-2xl);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1.5px solid rgba(0, 89, 79, 0.16);
  box-shadow: 
    0 24px 60px -12px rgba(0, 89, 79, 0.16),
    0 8px 24px -4px rgba(0, 89, 79, 0.08),
    0 0 0 1px rgba(255, 255, 255, 0.8) inset;
  overflow: hidden;
  position: relative;
  transition: all 0.3s ease;
}

/* Segmented Tab Switcher (Santé vs Décennale) */
.product-switcher {
  display: flex;
  background: rgba(0, 89, 79, 0.05);
  padding: 6px;
  margin: 18px 22px 0;
  border-radius: var(--r-lg);
  border: 1px solid rgba(0, 89, 79, 0.1);
  gap: 6px;
}

.product-tab-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 18px;
  border: none;
  border-radius: var(--r-md);
  background: transparent;
  color: var(--ink-600);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.96rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.product-tab-btn i {
  font-size: 1.05rem;
  color: var(--ink-400);
  transition: color 0.25s ease;
}

.product-tab-btn:hover {
  color: var(--ink-900);
  background: rgba(255, 255, 255, 0.6);
}

.product-tab-btn.active {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(0, 89, 79, 0.32), 0 1px 3px rgba(0, 0, 0, 0.08);
}

.product-tab-btn.active i {
  color: #ffffff;
}

/* Head & Progress Bar */
.questionnaire-head {
  padding: 22px 28px 0;
}

.questionnaire-head-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.questionnaire-head-title {
  color: var(--ink-900);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.questionnaire-head-count {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: var(--r-full);
  background: linear-gradient(135deg, var(--brand-soft) 0%, rgba(255, 255, 255, 0.9) 100%);
  border: 1px solid var(--brand-border);
  color: var(--brand);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.84rem;
  font-weight: 800;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(0, 89, 79, 0.06);
}

.questionnaire-progress-track {
  height: 7px;
  border-radius: var(--r-full);
  background: rgba(0, 89, 79, 0.08);
  overflow: hidden;
}

.questionnaire-progress-bar {
  height: 100%;
  border-radius: var(--r-full);
  background: linear-gradient(90deg, var(--brand) 0%, var(--brand-light) 50%, var(--gold) 100%);
  transition: width 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 10px rgba(0, 89, 79, 0.4);
}

/* Form Container & Steps */
.questionnaire-form {
  display: flex;
  flex-direction: column;
}

.questionnaire-step-area {
  padding: 28px 28px 8px;
  min-height: 290px;
  position: relative;
}

.questionnaire-step {
  display: none;
  animation: stepFadeSlide 0.28s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.questionnaire-step.active {
  display: block;
}

@keyframes stepFadeSlide {
  0% { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}

.questionnaire-step h2 {
  margin: 0 0 22px;
  color: var(--ink-900);
  font-size: 1.28rem;
  font-weight: 800;
  text-align: center;
}

/* Step 1 : Gender options */
.gender-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.gender-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 20px 14px 18px;
  border: 2px solid var(--surface-border);
  border-radius: var(--r-lg);
  background: #ffffff;
  color: var(--ink-800);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.gender-button img, .gender-button svg {
  width: 78px;
  height: 78px;
  object-fit: contain;
  transition: transform 0.2s ease;
}

.gender-button:hover {
  border-color: var(--brand-border-strong);
  background: var(--brand-tint);
  transform: translateY(-2px);
}

.gender-button.selected {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--brand);
  box-shadow: 0 0 0 3px rgba(0, 89, 79, 0.12);
}

.gender-button.selected img {
  transform: scale(1.05);
}

/* Step 2 : Vertical Choice Buttons */
.button-group-vertical {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.choice-button {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px 20px;
  border: 1.5px solid var(--surface-border);
  border-radius: var(--r-md);
  background: #ffffff;
  color: var(--ink-800);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.98rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.choice-button:hover {
  border-color: var(--brand-border-strong);
  background: var(--brand-tint);
  transform: translateX(2px);
}

.choice-button.selected {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--brand);
  box-shadow: 0 0 0 2px rgba(0, 89, 79, 0.12);
}

.choice-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border: 2px solid var(--ink-300);
  border-radius: 50%;
  color: transparent;
  font-size: 0.65rem;
  transition: all 0.2s ease;
}

.choice-button.selected .choice-mark {
  border-color: var(--brand);
  background: var(--brand);
  color: #ffffff;
}

/* Décennale BTP Grid Options */
.btp-grid-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.btp-card-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1.5px solid var(--surface-border);
  border-radius: var(--r-md);
  background: #ffffff;
  color: var(--ink-800);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btp-card-btn i {
  font-size: 1.15rem;
  color: var(--brand);
  flex-shrink: 0;
}

.btp-card-btn:hover {
  border-color: var(--brand-border-strong);
  background: var(--brand-tint);
  transform: translateY(-2px);
}

.btp-card-btn.selected {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--brand);
  box-shadow: 0 0 0 2px rgba(0, 89, 79, 0.12);
}

/* Inputs & Form Groups */
.form-inputs-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.input-group-custom {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label-custom {
  color: var(--ink-800);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
}

.form-input-custom {
  width: 100%;
  min-height: 50px;
  padding: 12px 16px;
  border: 1.5px solid var(--surface-border);
  border-radius: var(--r-md);
  background: var(--bg-subtle);
  color: var(--ink-900);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.form-input-custom::placeholder {
  color: var(--ink-400);
}

.form-input-custom:focus {
  outline: none;
  border-color: var(--brand);
  background: #ffffff;
  box-shadow: 0 0 0 4px var(--brand-glow);
}

.form-select-custom,
select.form-input-custom {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-color: var(--bg-subtle, #f8fafc);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23194B40'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 14px 14px;
  padding-right: 44px;
  cursor: pointer;
}

.form-select-custom:focus,
select.form-input-custom:focus {
  outline: none;
  border-color: var(--brand);
  background: #ffffff;
  box-shadow: 0 0 0 4px var(--brand-glow);
}

.field-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.error-feedback {
  margin: 4px 0 0;
  color: var(--danger);
  font-size: 0.84rem;
  font-weight: 600;
}

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--surface-border);
  border-radius: var(--r-md);
  background: var(--bg-subtle);
  cursor: pointer;
}

.consent-row input[type="checkbox"] {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--brand);
  cursor: pointer;
}

.consent-text {
  color: var(--ink-600);
  font-size: 0.8rem;
  line-height: 1.55;
}

.consent-text a {
  color: var(--brand);
  font-weight: 600;
  text-decoration: underline;
}

/* Actions & Buttons */
.questionnaire-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 28px 0;
}

.btn-questionnaire-primary {
  flex: 1;
  min-height: 56px;
  padding: 15px 28px;
  border: none;
  border-radius: var(--r-full);
  background: linear-gradient(135deg, #00594f 0%, #0d8274 50%, #059669 100%);
  color: #ffffff;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.06rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  box-shadow: 0 8px 24px -2px rgba(0, 89, 79, 0.36), 0 2px 6px rgba(0, 89, 79, 0.2);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  position: relative;
}

.btn-questionnaire-primary:hover {
  background: linear-gradient(135deg, #00433b 0%, #00594f 50%, #0d8274 100%);
  transform: translateY(-2px);
  box-shadow: 0 16px 38px -4px rgba(0, 89, 79, 0.45);
}

.btn-questionnaire-primary:active {
  transform: translateY(1px);
}

.btn-questionnaire-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 54px;
  padding: 14px 20px;
  border: 1.5px solid var(--surface-border);
  border-radius: var(--r-full);
  background: #ffffff;
  color: var(--ink-600);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-questionnaire-back:hover {
  color: var(--ink-900);
  border-color: var(--ink-400);
  background: var(--bg-subtle);
}

.questionnaire-send-error {
  margin: 0 28px 10px;
  padding: 12px 16px;
  border: 1px solid rgba(220, 38, 38, 0.2);
  border-radius: var(--r-md);
  background: var(--danger-soft);
  color: var(--danger);
  font-size: 0.88rem;
  font-weight: 600;
  display: none;
}

.questionnaire-secure {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 0;
  padding: 18px 28px 22px;
  color: var(--ink-400);
  font-size: 0.82rem;
  text-align: center;
}

.questionnaire-secure i {
  font-size: 0.8rem;
  color: var(--success);
}

/* Success Confirmation Screen */
.questionnaire-done {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 400px;
  padding: 48px 32px;
  text-align: center;
}

.questionnaire-done-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--success-soft);
  color: var(--success);
  font-size: 2.2rem;
  margin-bottom: 10px;
  border: 1px solid rgba(5, 150, 105, 0.2);
  animation: popSuccess 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popSuccess {
  0% { transform: scale(0); opacity: 0; }
  80% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

.questionnaire-done-title {
  margin: 0;
  font-size: 1.45rem;
  color: var(--ink-900);
}

.questionnaire-done-text {
  margin: 0;
  max-width: 26rem;
  color: var(--ink-500);
  font-size: 1rem;
  line-height: 1.6;
}

.btn-questionnaire-restart {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 12px;
  padding: 10px 22px;
  border-radius: var(--r-full);
  border: 1px solid var(--ink-200);
  background: var(--bg-surface);
  color: var(--brand-700);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-xs);
}

.btn-questionnaire-restart:hover {
  background: var(--brand-50);
  border-color: var(--brand-300);
  color: var(--brand-800);
  transform: translateY(-1px);
}

@media (max-width: 540px) {
  .questionnaire-head { padding: 16px 16px 0; }
  .questionnaire-step-area { padding: 18px 16px 8px; min-height: 230px; }
  .questionnaire-actions { padding: 8px 16px 0; }
  .questionnaire-secure { padding: 12px 16px 18px; }
  .product-switcher { margin: 10px 12px 0; padding: 4px; gap: 4px; }
  .product-tab-btn { padding: 10px 8px; font-size: 0.88rem; gap: 6px; }
  .gender-options { gap: 10px; }
  .gender-button { padding: 14px 8px; font-size: 0.92rem; gap: 8px; }
  .gender-button img, .gender-button svg { width: 56px; height: 56px; }
  .choice-button { padding: 13px 14px; font-size: 0.9rem; gap: 10px; }
  .btn-questionnaire-primary { min-height: 50px; font-size: 0.98rem; padding: 12px 20px; }
  .btn-questionnaire-back { min-height: 50px; padding: 12px 16px; font-size: 0.9rem; }
  .field-row-2, .btp-grid-options { grid-template-columns: 1fr; }
}