.ts-form {
  --form-spacing: var(--tiller-spacing-md, 1rem);
  --input-radius: var(--tiller-border-radius-md, 8px);
  --input-border: 2px solid rgb(255 255 255 / 20%);
  --input-focus-border: 2px solid var(--tiller-color-gold, #d4af37);
  --input-error-border: 2px solid var(--tiller-color-error, #f87171);
  --input-success-border: 2px solid var(--tiller-color-success, #00e184);

  display: flex;
  flex-direction: column;
  gap: var(--form-spacing);
  max-width: 600px;
}

.ts-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
}

.ts-form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--form-spacing);
}

.ts-label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--tiller-text-primary, #ffffff);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.ts-label--required::after {
  content: '*';
  color: var(--tiller-color-error, #f87171);
  margin-left: 0.125rem;
}

.ts-label__hint {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--tiller-text-tertiary, #9ca3af);
  margin-left: 0.25rem;
}

.ts-input,
.ts-textarea,
.ts-select {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  color: var(--tiller-text-primary, #ffffff);
  background: var(--tiller-bg-elevated, #0f0f0f);
  border: var(--input-border);
  border-radius: var(--input-radius);
  transition:
    border-color 0.18s ease,
    background-color 0.18s ease,
    box-shadow 0.18s ease;
  outline: none;
}

.ts-input::placeholder,
.ts-textarea::placeholder {
  color: var(--tiller-text-muted, #6b7280);
}

.ts-input:focus,
.ts-textarea:focus,
.ts-select:focus {
  border-color: var(--tiller-color-gold, #d4af37);
  background: var(--tiller-bg-card, #161616);
  box-shadow:
    0 0 0 3px rgb(212 175 55 / 12%),
    inset 0 1px 3px rgb(0 0 0 / 20%);
}

.ts-input:disabled,
.ts-textarea:disabled,
.ts-select:disabled {
  opacity: 50%;
  cursor: not-allowed;
  background: var(--tiller-bg-dark, #000000);
}

.ts-textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.6;
}

.ts-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23d4af37' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 3rem;
}

.ts-form-group--error .ts-input,
.ts-form-group--error .ts-textarea,
.ts-form-group--error .ts-select {
  border-color: var(--tiller-color-error, #f87171);
  background: rgb(248 113 113 / 5%);
}

.ts-form-group--error .ts-input:focus,
.ts-form-group--error .ts-textarea:focus,
.ts-form-group--error .ts-select:focus {
  box-shadow: 0 0 0 3px rgb(248 113 113 / 15%);
}

.ts-form-group--success .ts-input,
.ts-form-group--success .ts-textarea,
.ts-form-group--success .ts-select {
  border-color: var(--tiller-color-success, #00e184);
  background: rgb(0 225 132 / 5%);
}

.ts-form-group--success .ts-input:focus,
.ts-form-group--success .ts-textarea:focus,
.ts-form-group--success .ts-select:focus {
  box-shadow: 0 0 0 3px rgb(0 225 132 / 15%);
}

.ts-form-help {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--tiller-text-tertiary, #9ca3af);
  display: flex;
  align-items: flex-start;
  gap: 0.375rem;
}

.ts-form-error {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--tiller-color-error, #f87171);
  display: flex;
  align-items: flex-start;
  gap: 0.375rem;
  animation: ts-form-error-slide-in 0.2s ease-out;
}

@keyframes ts-form-error-slide-in {
  from {
    opacity: 0%;
    transform: translateY(-4px);
  }

  to {
    opacity: 100%;
    transform: translateY(0);
  }
}

.ts-form-error::before {
  content: '⚠';
  flex-shrink: 0;
}

.ts-form-success {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--tiller-color-success, #00e184);
  display: flex;
  align-items: flex-start;
  gap: 0.375rem;
}

.ts-form-success::before {
  content: '✓';
  flex-shrink: 0;
}

.ts-checkbox,
.ts-radio {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  padding: 0.5rem 0;
}

.ts-checkbox input[type='checkbox'],
.ts-radio input[type='radio'] {
  appearance: none;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin: 0.125rem 0 0;
  border: 2px solid rgb(255 255 255 / 30%);
  border-radius: 4px;
  background: var(--tiller-bg-elevated, #0f0f0f);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.ts-radio input[type='radio'] {
  border-radius: 50%;
}

.ts-checkbox input[type='checkbox']:checked,
.ts-radio input[type='radio']:checked {
  background: var(--tiller-color-gold, #d4af37);
  border-color: var(--tiller-color-gold, #d4af37);
}

.ts-checkbox input[type='checkbox']:checked::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 5px;
  width: 4px;
  height: 8px;
  border: solid var(--tiller-bg-dark, #000000);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.ts-radio input[type='radio']:checked::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--tiller-bg-dark, #000000);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ts-checkbox input[type='checkbox']:focus-visible,
.ts-radio input[type='radio']:focus-visible {
  outline: 2px solid var(--tiller-color-highlight, #60a5fa);
  outline-offset: 2px;
}

.ts-checkbox__label,
.ts-radio__label {
  font-size: 0.9375rem;
  color: var(--tiller-text-secondary, #e5e7eb);
  line-height: 1.5;
}

.ts-file-upload {
  position: relative;
}

.ts-file-input {
  display: none;
}

.ts-file-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 2rem;
  border: 2px dashed rgb(255 255 255 / 30%);
  border-radius: var(--input-radius);
  background: var(--tiller-bg-elevated, #0f0f0f);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
  text-align: center;
}

.ts-file-label:hover,
.ts-file-label:focus-within {
  border-color: var(--tiller-color-gold, #d4af37);
  background: var(--tiller-bg-card, #161616);
}

.ts-file-label__icon {
  width: 48px;
  height: 48px;
  color: var(--tiller-color-gold, #d4af37);
}

.ts-file-label__text {
  font-size: 0.9375rem;
  color: var(--tiller-text-secondary, #e5e7eb);
}

.ts-file-label__hint {
  font-size: 0.8125rem;
  color: var(--tiller-text-muted, #6b7280);
}

.ts-file-upload--dragover .ts-file-label {
  border-color: var(--tiller-color-emerald, #00e184);
  background: rgb(0 225 132 / 5%);
  transform: scale(1.02);
}

.ts-file-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.ts-file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem;
  background: var(--tiller-bg-card, #161616);
  border-radius: var(--tiller-border-radius-sm, 4px);
  font-size: 0.875rem;
  color: var(--tiller-text-secondary, #e5e7eb);
}

.ts-file-item__remove {
  color: var(--tiller-color-error, #f87171);
  cursor: pointer;
  padding: 0.25rem;
  border: none;
  background: transparent;
  font-size: 1.125rem;
  transition: color 0.2s ease;
}

.ts-file-item__remove:hover {
  color: var(--tiller-color-coral-dark, #ef4444);
}

.ts-form-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: var(--form-spacing);
  flex-wrap: wrap;
}

.ts-form-message {
  padding: 1rem;
  border-radius: var(--input-radius);
  font-size: 0.9375rem;
  line-height: 1.6;
  animation: ts-form-error-slide-in 0.3s ease-out;
}

.ts-form-message--success {
  background: rgb(0 225 132 / 10%);
  border: 1px solid var(--tiller-color-success, #00e184);
  color: var(--tiller-color-emerald-light, #3bf0aa);
}

.ts-form-message--error {
  background: rgb(248 113 113 / 10%);
  border: 1px solid var(--tiller-color-error, #f87171);
  color: var(--tiller-color-coral-light, #fca5a5);
}

.ts-form-message--info {
  background: rgb(56 189 248 / 10%);
  border: 1px solid var(--tiller-color-info, #38bdf8);
  color: var(--tiller-color-info, #38bdf8);
}

.ts-form-progress {
  height: 4px;
  background: rgb(255 255 255 / 10%);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: var(--form-spacing);
}

.ts-form-progress__bar {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--tiller-color-gold, #d4af37),
    var(--tiller-color-emerald, #00e184)
  );
  transition: width 0.3s ease;
  border-radius: 2px;
}

@media (max-width: 640px) {
  .ts-form-row {
    grid-template-columns: 1fr;
  }

  .ts-form-actions {
    flex-direction: column;
  }

  .ts-form-actions .ts-btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ts-form-error,
  .ts-form-message {
    animation: none;
  }
}