/* Component Stylesheet: Arogya Bindu */

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--min-touch-target);
  padding: 0.625rem 1.25rem;
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.btn:hover {
  text-decoration: none;
}

.btn:disabled, .btn[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-text-inverse);
}
.btn-secondary:hover {
  background-color: var(--color-secondary-hover);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn-outline:hover {
  background-color: var(--color-border-subtle);
  border-color: var(--color-text-muted);
}

.btn-outline-primary {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-outline-primary:hover {
  background-color: var(--color-primary-light);
}

.btn-danger {
  background-color: var(--color-danger);
  color: var(--color-text-inverse);
}
.btn-danger:hover {
  background-color: #dc2626;
}

.btn-sm {
  min-height: 36px;
  padding: 0.375rem 0.75rem;
  font-size: var(--text-xs);
}

.btn-lg {
  min-height: 52px;
  padding: 0.875rem 1.75rem;
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25rem 0.625rem;
  font-size: var(--text-xs);
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius-full);
}

.badge-primary {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.badge-success {
  background-color: var(--color-success-light);
  color: #065f46;
}

.badge-warning {
  background-color: var(--color-warning-light);
  color: #9a3412;
}

.badge-danger {
  background-color: var(--color-danger-light);
  color: #991b1b;
}

.badge-neutral {
  background-color: var(--color-border);
  color: var(--color-text-muted);
}

/* --- Cards --- */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.card-interactive:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.card-body {
  padding: var(--space-6);
  flex: 1 1 auto;
}

.card-header {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

/* --- Form Controls --- */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-label .required {
  color: var(--color-danger);
  margin-left: 0.125rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  min-height: var(--min-touch-target);
  padding: 0.625rem 0.875rem;
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  outline: none;
}

.form-input.is-invalid, .form-select.is-invalid, .form-textarea.is-invalid {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px var(--color-danger-light);
}

.form-hint {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.form-error {
  display: none;
  font-size: var(--text-xs);
  color: var(--color-danger);
  font-weight: 500;
  margin-top: var(--space-1);
}

.form-error.visible {
  display: block;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  cursor: pointer;
}

.form-check-input {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-check-label {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.4;
  user-select: none;
}

/* --- Skeleton Shimmer Loader --- */
.skeleton {
  background: linear-gradient(90deg, var(--color-border-subtle) 25%, var(--color-border) 50%, var(--color-border-subtle) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
  display: inline-block;
  min-height: 1rem;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* --- Toasts --- */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 400px;
  width: calc(100% - 3rem);
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  background-color: var(--color-surface);
  color: var(--color-text);
  border-left: 5px solid var(--color-primary);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  transform: translateY(20px);
  opacity: 0;
  transition: all var(--transition-normal);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-success { border-left-color: var(--color-success); }
.toast-error { border-left-color: var(--color-danger); }
.toast-warning { border-left-color: var(--color-warning); }

.toast-close {
  background: transparent;
  border: none;
  font-size: 1.25rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0;
}

/* --- Modals --- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 550px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.modal-backdrop.is-open .modal {
  transform: scale(1);
}

.modal-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: var(--text-xl);
  font-weight: 700;
}

.modal-close {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-1);
  border-radius: var(--radius-sm);
}

.modal-body {
  padding: var(--space-6);
}

.modal-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  background-color: var(--color-bg);
}

/* --- Accordions --- */
.accordion {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}
.accordion-item:last-child {
  border-bottom: none;
}

.accordion-button {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-base);
  font-weight: 600;
  text-align: left;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  transition: background-color var(--transition-fast);
}

.accordion-button:hover {
  background-color: var(--color-bg);
}

.accordion-icon {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform var(--transition-fast);
}

.accordion-button[aria-expanded="true"] .accordion-icon {
  transform: rotate(180deg);
}

.accordion-collapse {
  padding: 0 var(--space-6) var(--space-5);
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  display: none;
}

.accordion-collapse.show {
  display: block;
}

/* --- Step Wizard Navigation --- */
.step-indicator {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  position: relative;
}

.step-indicator::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-border);
  transform: translateY(-50%);
  z-index: 1;
}

.step-node {
  position: relative;
  z-index: 2;
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  color: var(--color-text-muted);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}

.step-node.active {
  border-color: var(--color-primary);
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: 0 0 0 4px var(--color-primary-light);
}

.step-node.completed {
  border-color: var(--color-success);
  background-color: var(--color-success);
  color: var(--color-text-inverse);
}

.step-label {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
  color: var(--color-text-muted);
}

.step-node.active .step-label {
  color: var(--color-primary);
}