/* Import a modern sans-serif font */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&display=swap');

body {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', Arial, sans-serif;
  background: linear-gradient(135deg, #0a0f1a 0%, #1a2332 25%, #2d3748 50%, #4a5568 75%, #718096 100%);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(80, 200, 120, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.questionnaire-container {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
  padding: 120px 0 40px 0;
  background: none;
  margin-top: 80px;
}

.questionnaire-form {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(15px) saturate(120%);
  -webkit-backdrop-filter: blur(15px) saturate(120%);
  border-radius: 32px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3), 
              0 0 0 1px rgba(80, 200, 120, 0.2),
              inset 0 0 100px rgba(80, 200, 120, 0.05);
  padding: 48px 40px 40px 40px;
  max-width: 950px;
  width: 100%;
  margin: 40px 0;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(80, 200, 120, 0.2);
}

.questionnaire-form::before {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 32px;
  width: 60px;
  height: 6px;
  border-radius: 6px;
  background: linear-gradient(90deg, #50c878, #3b82f6, #8b5cf6);
  z-index: 2;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 50%, #cbd5e0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin-bottom: 32px;
  position: relative;
  z-index: 2;
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.question-block {
  margin-bottom: 32px;
}

.question-block h2 {
  font-size: 1.2rem;
  font-weight: 600;
  background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 50%, #cbd5e0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  position: relative;
  z-index: 2;
}

.question-subtext {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 12px;
  display: block;
}

.options-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.option-card {
  background: rgba(15, 23, 42, 0.95);
  border-radius: 14px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2),
              0 0 0 1px rgba(80, 200, 120, 0.1);
  padding: 18px 32px 18px 18px;
  display: flex;
  align-items: center;
  min-width: 220px;
  flex: 1 1 220px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.3s cubic-bezier(.4,1.7,.6,.97);
  position: relative;
  font-size: 1rem;
  justify-content: flex-start;
  backdrop-filter: blur(10px);
}

.option-card .icon-placeholder {
  font-size: 2.2rem;
  margin-right: 16px;
}

.option-title {
  font-weight: 600;
  color: #ffffff;
  margin-right: auto;
  text-align: left;
}

.option-title:focus {
  outline: none;
  box-shadow: none;
}

.option-card *:focus,
.option-card *:focus-visible,
.option-card:focus-within,
.option-card span:focus,
.option-card label:focus,
.option-card .option-title:focus,
.option-card .option-title:focus-visible {
  outline: none !important;
  box-shadow: none !important;
  border: none !important;
}

.option-card input[type="radio"]:focus + .icon-placeholder,
.option-card input[type="radio"]:focus + .icon-placeholder + .option-title,
.option-card input[type="radio"]:focus-visible + .icon-placeholder,
.option-card input[type="radio"]:focus-visible + .icon-placeholder + .option-title {
  outline: none !important;
  box-shadow: none !important;
  border: none !important;
}

.option-card *::-moz-focus-inner {
  border: 0 !important;
}

.option-card *::selection {
  background: transparent;
}

.option-card input[type="radio"] {
  accent-color: unset;
  width: 24px;
  height: 24px;
  min-width: 24px;
  min-height: 24px;
  margin-left: 16px;
  margin-right: 0;
  order: 2;
  appearance: none;
  -webkit-appearance: none;
  background: rgba(15, 23, 42, 0.95);
  border: 2.5px solid #50c878;
  border-radius: 50%;
  outline: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  position: relative;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(.4,1.7,.6,.97);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  flex-grow: 0;
}

.option-card input[type="radio"]:checked {
  border: 2.5px solid #50c878;
  box-shadow: 0 0 0 4px rgba(80, 200, 120, 0.3);
}

.option-card input[type="radio"]::before {
  content: '';
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, #50c878, #3b82f6, #8b5cf6);
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.3s, transform 0.3s;
  margin: auto;
}

.option-card input[type="radio"]:checked::before {
  opacity: 1;
  transform: scale(1);
}

.option-card:has(input[type="radio"]:checked) {
  border: 2px solid #50c878;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(80, 200, 120, 0.3);
  transform: translateY(-2px);
}

.surface-input {
  width: 100%;
  max-width: 100%;
  margin: 8px 0 24px 0;
  padding: 6px 16px;
  border: 2px solid rgba(80, 200, 120, 0.3);
  border-radius: 10px;
  font-size: 1.08rem;
  height: 48px;
  outline: none;
  transition: all 0.3s cubic-bezier(.4,1.7,.6,.97);
  background: rgba(15, 23, 42, 0.95);
  color: #ffffff;
  box-sizing: border-box;
  display: block;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
}

.surface-input:focus {
  border: 2px solid #50c878;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(80, 200, 120, 0.3);
}

.continue-btn {
  width: 100%;
  max-width: 100%;
  display: block;
  margin: 0;
  padding: 12px 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(.4,1.7,.6,.97);
  margin-top: 8px;
  margin-bottom: 0;
  position: relative;
  overflow: hidden;
}

.continue-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.continue-btn:hover::before {
  left: 100%;
}

@keyframes btn-bounce {
  0% { transform: scale(1); }
  30% { transform: scale(1.08); }
  50% { transform: scale(0.97); }
  70% { transform: scale(1.03); }
  100% { transform: scale(1); }
}

.continue-btn:hover {
  background: linear-gradient(135deg, #764ba2 0%, #f093fb 50%, #667eea 100%);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
  animation: btn-bounce 0.4s cubic-bezier(.68,-0.55,.27,1.55);
  transform: translateY(-2px);
}

/* Card Grouping */
.card-group {
  background: rgba(15, 23, 42, 0.5);
  border-radius: 18px;
  padding: 24px 16px;
  margin-bottom: 32px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(80, 200, 120, 0.1);
  backdrop-filter: blur(10px);
}

/* Card Animation */
.option-card, .calc-radio-card {
  transition: all 0.3s cubic-bezier(.4,1.7,.6,.97);
}
.option-card:hover, .option-card.selected,
.calc-radio-card:hover, .calc-radio-card.selected {
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(80, 200, 120, 0.3);
  border-color: #50c878;
  transform: scale(1.025) translateY(-2px);
  z-index: 1;
}

/* Error State */
.error {
  border-color: #e74c3c !important;
  box-shadow: 0 0 0 2px #e74c3c33 !important;
}
.error-message {
  color: #e74c3c;
  font-size: 14px;
  margin: 8px 0 0 0;
  padding-left: 2px;
}

/* Loading/Success Button */
.continue-btn.loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}
.continue-btn.loading::after {
  content: '';
  display: block;
  position: absolute;
  left: 50%;
  top: 50%;
  width: 22px;
  height: 22px;
  margin: -11px 0 0 -11px;
  border: 3px solid #fff;
  border-top: 3px solid #2bbfa3;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.continue-btn.success {
  background: #6ec19a;
  color: #fff !important;
  position: relative;
}
.continue-btn.success::after {
  content: '\2714';
  font-size: 1.5rem;
  color: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  animation: pop 0.3s;
}
@keyframes pop {
  0% { transform: scale(0.5) translate(-50%, -50%); }
  80% { transform: scale(1.2) translate(-50%, -50%); }
  100% { transform: scale(1) translate(-50%, -50%); }
}

/* Previous Button Styling */
.previous-btn {
  position: absolute;
  top: 24px;
  left: 24px;
  background: rgba(15, 23, 42, 0.95);
  color: #50c878;
  border: 2px solid #50c878;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  padding: 8px 22px 8px 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(.4,1.7,.6,.97);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 8px;
  outline: none;
  backdrop-filter: blur(10px);
}
.previous-btn::before {
  content: '<';
  font-size: 1.2rem;
  margin-right: 6px;
  transition: transform 0.2s;
}
.previous-btn:hover {
  background: linear-gradient(90deg, #50c878, #3b82f6, #8b5cf6);
  color: #fff;
  transform: translateX(-4px) scale(1.05);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(80, 200, 120, 0.3);
}
.previous-btn:hover::before {
  transform: translateX(-3px) scale(1.2);
}
/* Ensure .questionnaire-form is position:relative for absolute button */
.particulier-form {
  position: relative;
}

.particulier-form h2 {
  margin-top: 56px;
}

#adresse-suggestions {
  position: absolute;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.95);
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  margin-top: 4px;
  padding: 0;
  list-style: none;
  min-width: 320px;
  max-width: 100%;
  max-height: 220px;
  overflow-y: auto;
  border: 1.5px solid #50c878;
  backdrop-filter: blur(10px);
}
#adresse-suggestions li {
  padding: 12px 18px;
  cursor: pointer;
  font-size: 1rem;
  color: #ffffff;
  transition: background 0.18s, color 0.18s;
  border-bottom: 1px solid rgba(80, 200, 120, 0.2);
}
#adresse-suggestions li:last-child {
  border-bottom: none;
}
#adresse-suggestions li:hover, #adresse-suggestions li:focus {
  background: linear-gradient(90deg, rgba(80, 200, 120, 0.2), rgba(59, 130, 246, 0.2));
  color: #50c878;
}

.surface-input#increment-foyer,
.surface-input#decrement-foyer {
  cursor: pointer;
  transition: transform 0.15s cubic-bezier(.68,-0.55,.27,1.55), box-shadow 0.15s;
}
.surface-input#increment-foyer:hover,
.surface-input#decrement-foyer:hover {
  transform: scale(1.12);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(80, 200, 120, 0.3);
}
.surface-input#increment-foyer:active,
.surface-input#decrement-foyer:active {
  transform: scale(0.95);
}

#secteur-autre-input {
  font-weight: bold;
}

/* Fix for black text issues */
.questionnaire-form * {
  color: inherit !important;
}

.questionnaire-form h1,
.questionnaire-form h2,
.questionnaire-form h3,
.questionnaire-form h4,
.questionnaire-form h5,
.questionnaire-form h6 {
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
}

.questionnaire-form p,
.questionnaire-form span,
.questionnaire-form div,
.questionnaire-form label {
  color: rgba(255, 255, 255, 0.9) !important;
}

.questionnaire-form .question-subtext {
  color: rgba(255, 255, 255, 0.8) !important;
}

.questionnaire-form .option-title {
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
}

.questionnaire-form .surface-input {
  color: #ffffff !important;
}

.questionnaire-form .surface-input::placeholder {
  color: rgba(255, 255, 255, 0.6) !important;
}

.questionnaire-form .continue-btn,
.questionnaire-form .previous-btn {
  color: #ffffff !important;
}

.questionnaire-form .error-message {
  color: #ff6b6b !important;
}

/* Preserve DPE letter colors */
.questionnaire-form .icon-placeholder[style*="color:"] {
  color: inherit !important;
  -webkit-text-fill-color: inherit !important;
}

.questionnaire-form .icon-placeholder[style*="color:#388e3c"] {
  color: #388e3c !important;
  -webkit-text-fill-color: #388e3c !important;
}

.questionnaire-form .icon-placeholder[style*="color:#43a047"] {
  color: #43a047 !important;
  -webkit-text-fill-color: #43a047 !important;
}

.questionnaire-form .icon-placeholder[style*="color:#cddc39"] {
  color: #cddc39 !important;
  -webkit-text-fill-color: #cddc39 !important;
}

.questionnaire-form .icon-placeholder[style*="color:#ffeb3b"] {
  color: #ffeb3b !important;
  -webkit-text-fill-color: #ffeb3b !important;
}

.questionnaire-form .icon-placeholder[style*="color:#ffd600"] {
  color: #ffd600 !important;
  -webkit-text-fill-color: #ffd600 !important;
}

.questionnaire-form .icon-placeholder[style*="color:#ff9800"] {
  color: #ff9800 !important;
  -webkit-text-fill-color: #ff9800 !important;
}

.questionnaire-form .icon-placeholder[style*="color:#f44336"] {
  color: #f44336 !important;
  -webkit-text-fill-color: #f44336 !important;
}

/* Override any print styles that might affect the calculateur */
@media screen {
  .questionnaire-form,
  .questionnaire-form * {
    color: inherit !important;
  }
}

@media (max-width: 800px) {
  .questionnaire-container {
    padding: 100px 0 40px 0;
    margin-top: 70px;
  }
  .questionnaire-form {
    padding: 24px 8px;
    border-radius: 18px;
  }
  .questionnaire-form::before {
    left: 16px;
    width: 40px;
  }
  .options-row {
    flex-direction: column;
    gap: 16px;
  }
  .option-card {
    min-width: unset;
    width: 100%;
    justify-content: flex-start;
  }
}