/**
 * Turismo MT - Forms Components
 * Input, Select, Textarea, Checkbox, Radio
 * Version: 2.0 - Sprint 6 Enhanced
 */

/* ==========================================
   FORM TOKENS
   ========================================== */

:root {
    --form-bg: #21262d;
    --form-border: #30363d;
    --form-border-focus: #58a6ff;
    --form-border-error: #f85149;
    --form-border-success: #76b63e;
    --form-text: #ffffff;
    --form-placeholder: #6e7681;
    --form-label: #c9d1d9;
    --form-hint: #8b949e;
    --form-height-sm: 36px;
    --form-height-md: 44px;
    --form-height-lg: 52px;
}

/* ==========================================
   FORM GROUP
   ========================================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-error);
}

.form-group.has-error .form-input,
.form-group.has-error .form-select,
.form-group.has-error .form-textarea {
  border-color: var(--color-error);
}

/* ==========================================
   INPUT TEXT
   ========================================== */

.form-input {
  width: 100%;
  height: 44px;
  padding: 0 var(--space-4);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  font-family: inherit;
  outline: none;
  transition: all var(--transition-base);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(118, 182, 62, 0.2);
}

.form-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Input with icon */
.form-input-wrapper {
  position: relative;
}

.form-input-wrapper .form-input {
  padding-left: var(--space-10);
}

.form-input-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
}

.form-input-icon .material-symbols-outlined {
  font-size: 20px;
}

/* ==========================================
   SELECT
   ========================================== */

.form-select {
  width: 100%;
  height: 44px;
  padding: 0 var(--space-10) 0 var(--space-4);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  font-family: inherit;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 16px;
  transition: all var(--transition-base);
}

.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(118, 182, 62, 0.2);
}

.form-select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ==========================================
   TEXTAREA
   ========================================== */

.form-textarea {
  width: 100%;
  min-height: 120px;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  font-family: inherit;
  line-height: var(--leading-relaxed);
  outline: none;
  resize: vertical;
  transition: all var(--transition-base);
}

.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(118, 182, 62, 0.2);
}

/* ==========================================
   CHECKBOX & RADIO
   ========================================== */

.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
}

.form-check-input {
  width: 20px;
  height: 20px;
  margin: 0;
  background: var(--color-bg-tertiary);
  border: 2px solid var(--color-border);
  cursor: pointer;
  appearance: none;
  transition: all var(--transition-base);
}

.form-check-input[type="checkbox"] {
  border-radius: var(--radius-sm);
}

.form-check-input[type="radio"] {
  border-radius: var(--radius-full);
}

.form-check-input:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.form-check-input[type="checkbox"]:checked {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%230d1117' stroke-width='3'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.form-check-input[type="radio"]:checked {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 8 8'%3E%3Ccircle cx='4' cy='4' r='4' fill='%230d1117'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(118, 182, 62, 0.2);
}

.form-check-label {
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  user-select: none;
}

/* ==========================================
   SEARCH INPUT
   ========================================== */

.form-search {
  display: flex;
  align-items: center;
  width: 100%;
  height: 44px;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.form-search:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(118, 182, 62, 0.2);
}

.form-search-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-3);
  color: var(--color-text-muted);
}

.form-search input {
  flex: 1;
  height: 100%;
  padding: 0 var(--space-2);
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  font-size: var(--text-sm);
  outline: none;
}

.form-search input::placeholder {
  color: var(--color-text-muted);
}

.form-search-btn {
  height: 100%;
  padding: 0 var(--space-4);
  background: var(--color-primary);
  border: none;
  color: var(--color-bg-primary);
  font-weight: var(--font-bold);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: background var(--transition-base);
}

.form-search-btn:hover {
  background: var(--color-primary-hover);
}

/* ==========================================
   FORM ROW (Horizontal layout)
   ========================================== */

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .form-row.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}