@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translate(-50%, 20px); opacity: 0; }
  to { transform: translate(-50%, -50%); opacity: 1; }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 10px 30px rgba(252, 122, 34, 0.5);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(252, 122, 34, 0.7);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 10px 30px rgba(252, 122, 34, 0.5);
  }
}

#s-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  z-index: 9998;
  display: none;
  animation: fadeIn 0.3s ease-out;
}

#s-modal {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
  display: none;
  width: min(600px, 92vw);
  max-height: 85vh;
  overflow-y: auto;
  background: linear-gradient(135deg, #fc7a22 0%, #e65100 100%);
  border-radius: 20px;
  padding: 2px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  animation: slideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  scrollbar-width: thin;
  scrollbar-color: rgba(252, 122, 34, 0.5) transparent;
}

#s-modal::-webkit-scrollbar {
  width: 8px;
}

#s-modal::-webkit-scrollbar-track {
  background: transparent;
}

#s-modal::-webkit-scrollbar-thumb {
  background: rgba(252, 122, 34, 0.5);
  border-radius: 4px;
}

#s-modal::-webkit-scrollbar-thumb:hover {
  background: rgba(252, 122, 34, 0.7);
}

#s-modal-inner {
  background: white;
  backdrop-filter: blur(20px);
  border-radius: 18px;
  padding: 28px 24px;
  font-family: system-ui, -apple-system, sans-serif;
}

#s-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

#s-title {
  font-weight: 800;
  font-size: 20px;
  background: linear-gradient(135deg, #fc7a22 0%, #e65100 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

#s-close {
  border: none;
  background: rgba(100, 116, 139, 0.1);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  transition: all 0.2s;
  color: #64748b;
}

#s-close:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  transform: rotate(90deg);
}

.s-btn {
  padding: 12px 20px;
  border-radius: 12px;
  border: none;
  background: linear-gradient(135deg, #fc7a22 0%, #e65100 100%);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 4px 15px rgba(252, 122, 34, 0.4);
}

.s-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(252, 122, 34, 0.5);
}

.s-btn--ghost {
  background: rgba(100, 116, 139, 0.1);
  color: #475569;
  box-shadow: none;
}

.s-btn--ghost:hover {
  background: rgba(100, 116, 139, 0.15);
}

.s-scale-wrapper {
  margin: 24px 0;
  padding: 20px;
  background: #f8fafc;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
}

.s-scale-emojis {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.s-scale-emoji-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  border-radius: 12px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.s-scale-emoji-btn .s-emoji {
  font-size: 48px;
  transition: all 0.3s ease;
  filter: grayscale(0.7) opacity(0.5);
  line-height: 1;
}

.s-scale-emoji-btn:hover .s-emoji {
  transform: scale(1.2);
  filter: grayscale(0) opacity(1);
}

.s-scale-emoji-btn.selected .s-emoji {
  filter: grayscale(0) opacity(1);
  transform: scale(1.15);
}

.s-scale-emoji-btn.selected {
  background: rgba(252, 122, 34, 0.1);
}

.s-scale-bar {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  position: relative;
  padding: 0 4px;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes fillBar {
  from {
    transform: translateY(-50%) scaleX(0);
  }
  to {
    transform: translateY(-50%) scaleX(1);
  }
}

.s-scale-bar::before {
  content: '';
  position: absolute;
  left: 4%;
  right: 4%;
  top: 50%;
  height: 6px;
  background: linear-gradient(90deg, 
    #ef4444 0%, 
    #f59e0b 20%,
    #fbbf24 40%, 
    #84cc16 60%,
    #10b981 80%,
    #22c55e 100%
  );
  background-size: 200% 100%;
  border-radius: 10px;
  z-index: 0;
  transform: translateY(-50%);
  transform-origin: left center;
  animation: fillBar 0.6s ease-out, gradientShift 3s ease-in-out infinite;
}

.s-scale-number {
  width: 32px;
  height: 32px;
  background: white;
  border: 2px solid #e2e8f0;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: #64748b;
  position: relative;
  z-index: 1;
  transition: all 0.2s;
  margin: 0 auto;
}

.s-scale-number.selected {
  background: linear-gradient(135deg, #fc7a22 0%, #e65100 100%);
  border-color: #fc7a22;
  color: white;
  transform: scale(1.15);
  box-shadow: 0 4px 12px rgba(252, 122, 34, 0.4);
}

.s-question {
  margin: 16px 0;
}

.s-question-title {
  margin-bottom: 10px;
  font-weight: 700;
  font-size: 16px;
  color: #1e293b;
  text-align: center;
}

.s-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0;
  padding: 10px;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s;
  font-size: 14px;
  color: #334155;
}

.s-checkbox-label:hover {
  background: rgba(252, 122, 34, 0.05);
}

.s-input {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  font-size: 14px;
  transition: all 0.2s;
  margin-top: 8px;
}

.s-input:focus {
  outline: none;
  border-color: #fc7a22;
  box-shadow: 0 0 0 3px rgba(252, 122, 34, 0.1);
}

#s-fab {
  position: fixed;
  right: 24px;
  bottom: 50px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #fc7a22 0%, #e65100 100%);
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  z-index: 9999;
  box-shadow: 0 10px 30px rgba(252, 122, 34, 0.5);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  animation: pulse 2s ease-in-out infinite;
}

#s-fab.animate-once {
  animation: stretchPulseOnce 1.5s ease-in-out 1s 1;
}

#s-fab:hover {
  animation: none;
  transform: scale(1.1) rotate(15deg);
  box-shadow: 0 15px 40px rgba(252, 122, 34, 0.6);
}

.s-product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.s-product-btn {
  padding: 14px 12px;
  border-radius: 12px;
  border: 2px solid #e2e8f0;
  background: #fff;
  color: #334155;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  text-align: center;
}

.s-nav-buttons {
  margin-top: 20px;
}

.s-btn--ghost {
  margin-right: 16px;
}

.s-product-btn:hover {
  border-color: #fc7a22;
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(252, 122, 34, 0.3);
}

.s-product-btn.selected {
  background: linear-gradient(135deg, #fc7a22 0%, #e65100 100%);
  color: #fff;
  border-color: #fc7a22;
}

.s-scale-btn--nps {
  padding: 10px 8px;
  min-width: 42px;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  font-size: 16px;
  font-weight: 700;
  color: #334155;
}

.s-scale-btn--nps:hover {
  border-color: #fc7a22;
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(252, 122, 34, 0.25);
}

.s-scale-btn--nps.selected {
  background: linear-gradient(135deg, #fc7a22 0%, #e65100 100%);
  border-color: #fc7a22;
  color: #fff;
  transform: scale(1.1);
}

.s-progress {
  margin-bottom: 20px;
  text-align: center;
  color: #64748b;
  font-size: 13px;
  font-weight: 600;
}

@media (max-width: 768px) {
  #s-modal-inner {
    padding: 22px 20px;
  }
  
  #s-title {
    font-size: 18px;
  }
  
  .s-scale-emoji-btn .s-emoji {
    font-size: 40px;
  }
  
  .s-scale-number {
    width: 28px;
    height: 28px;
    font-size: 12px;
  }
}

@media (max-width: 480px) {
  #s-modal {
    width: 92vw;
  }
  
  #s-modal-inner {
    padding: 20px 16px;
  }
  
  #s-title {
    font-size: 17px;
  }
  
  .s-scale-emoji-btn .s-emoji {
    font-size: 34px;
  }
  
  .s-scale-wrapper {
    padding: 16px 14px;
  }
  
  .s-scale-number {
    width: 26px;
    height: 26px;
    font-size: 11px;
  }
  
  .s-scale-bar::before {
    height: 5px;
  }
  
  .s-product-grid {
    grid-template-columns: 1fr;
  }
  
  .s-scale-btn--nps {
    min-width: 38px;
    padding: 8px 4px;
    font-size: 14px;
  }
  
  #s-fab {
    width: 56px;
    height: 56px;
    font-size: 24px;
    right: 16px;
    bottom: 46px;
  }
  
  .s-btn {
    padding: 11px 18px;
    font-size: 13px;
  }
  
  .s-checkbox-label {
    font-size: 13px;
  }
  
  .s-question-title {
    font-size: 15px;
  }
}

@media (max-width: 400px) {
  #s-modal {
    width: 94vw;
  }
  
  #s-modal-inner {
    padding: 18px 14px;
  }
  
  #s-title {
    font-size: 16px;
  }
  
  .s-scale-emoji-btn .s-emoji {
    font-size: 30px;
  }
  
  .s-scale-wrapper {
    padding: 14px 12px;
  }
  
  .s-scale-emojis {
    gap: 6px;
  }
  
  .s-scale-bar {
    gap: 6px;
  }
  
  .s-scale-number {
    width: 24px;
    height: 24px;
    font-size: 10px;
  }
  
  .s-scale-btn--nps {
    min-width: 34px;
    padding: 7px 3px;
    font-size: 13px;
  }
  
  #nps-container {
    gap: 5px !important;
  }
  
  .s-question-title {
    font-size: 14px;
  }
  
  .s-btn {
    padding: 10px 16px;
    font-size: 13px;
  }
  
  .s-checkbox-label {
    font-size: 12px;
    padding: 9px;
  }
  
  .s-product-btn {
    padding: 12px 10px;
    font-size: 12px;
  }
}

@media (max-width: 360px) {
  #s-modal-inner {
    padding: 16px 12px;
  }
  
  #s-title {
    font-size: 15px;
    line-height: 1.3;
  }
  
  #s-close {
    width: 32px;
    height: 32px;
    font-size: 18px;
  }
  
  .s-scale-emoji-btn .s-emoji {
    font-size: 27px;
  }
  
  .s-scale-wrapper {
    padding: 12px 10px;
  }
  
  .s-scale-emojis {
    gap: 4px;
  }
  
  .s-scale-bar {
    gap: 4px;
  }
  
  .s-scale-number {
    width: 22px;
    height: 22px;
    font-size: 9px;
  }
  
  .s-scale-btn--nps {
    min-width: 30px;
    padding: 6px 2px;
    font-size: 12px;
  }
  
  #nps-container {
    gap: 4px !important;
  }
  
  #s-fab {
    width: 52px;
    height: 52px;
    font-size: 23px;
    right: 14px;
    bottom: 43px;
  }
  
  .s-btn {
    padding: 10px 14px;
  }
  
  .s-input {
    padding: 8px 10px;
    font-size: 13px;
  }
  
  .s-progress {
    font-size: 11px;
    margin-bottom: 16px;
  }
}

@media (max-width: 320px) {
  #s-modal {
    width: 96vw;
    max-height: 90vh;
  }
  
  #s-modal-inner {
    padding: 14px 10px;
  }
  
  #s-title {
    font-size: 14px;
  }
  
  .s-question-title {
    font-size: 13px;
    line-height: 1.4;
  }
  
  .s-scale-emoji-btn {
    padding: 4px 2px;
  }
  
  .s-scale-emoji-btn .s-emoji {
    font-size: 24px;
  }
  
  .s-scale-emojis {
    gap: 2px;
    margin-bottom: 8px;
  }
  
  .s-scale-bar {
    gap: 2px;
  }
  
  .s-scale-wrapper {
    padding: 10px 8px;
    margin: 14px 0;
  }
  
  .s-scale-bar::before {
    height: 4px;
    left: 2%;
    right: 2%;
  }
  
  .s-scale-number {
    width: 20px;
    height: 20px;
    font-size: 8px;
    border-width: 1.5px;
  }
  
  .s-scale-btn--nps {
    min-width: 26px;
    padding: 5px 0;
    font-size: 11px;
    border-width: 1.5px;
  }
  
  #nps-container {
    gap: 3px !important;
  }
  
  .s-btn {
    padding: 9px 14px;
    font-size: 12px;
  }
  
  .s-btn--ghost {
    margin-right: 6px;
  }
  
  .s-nav-buttons {
    margin-top: 14px;
  }
  
  .s-product-btn {
    padding: 11px 8px;
    font-size: 11px;
  }
  
  .s-checkbox-label {
    font-size: 11px;
    padding: 7px;
  }
  
  .s-input {
    padding: 7px 9px;
    font-size: 12px;
  }
  
  #s-fab {
    width: 48px;
    height: 48px;
    font-size: 21px;
    right: 12px;
    bottom: 40px;
  }
  
  .s-question {
    margin: 10px 0;
  }
  
  [data-q] + [data-q] {
    margin-top: 18px;
  }
}