/* ==========================================================================
   Merrowdain - Components (Buttons, Cards, Forms, Badges, Modals, Toasts)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: var(--leading-none);
  border-radius: var(--radius-full);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-xs);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--text-base);
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 14px rgba(99, 59, 80, 0.22);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-text-inverse);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(99, 59, 80, 0.32);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-surface);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-dark);
  transform: translateY(-1px);
}

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

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

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-muted);
}

.btn-ghost:hover {
  background-color: var(--color-primary-subtle);
  color: var(--color-primary-dark);
}

.btn-icon-only {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   Badges & Pills
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25rem 0.65rem;
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  line-height: var(--leading-none);
  text-transform: capitalize;
}

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

.badge-rose {
  background-color: var(--color-secondary-subtle);
  color: var(--color-secondary-dark);
}

.badge-accent {
  background-color: var(--color-accent-soft);
  color: var(--color-primary);
}

.badge-outline {
  background-color: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.badge-effort-easy {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

.badge-effort-moderate {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge-effort-detailed {
  background-color: var(--color-accent-soft);
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Card Primitives
   -------------------------------------------------------------------------- */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

/* Date Card */
.date-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.date-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--color-bg-alt);
}

.date-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.date-card:hover .date-card-img {
  transform: scale(1.04);
}

.date-card-overlay {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  right: var(--space-3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}

.date-card-overlay>* {
  pointer-events: auto;
}

.favorite-btn {
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  box-shadow: var(--shadow-sm);
  transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}

.favorite-btn:hover {
  transform: scale(1.1);
  color: var(--color-secondary-dark);
}

.favorite-btn.favorited {
  color: var(--color-secondary);
}

.favorite-btn.favorited i {
  font-weight: 900;
}

.date-card-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.date-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.date-card-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.date-card-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-2);
  line-height: var(--leading-snug);
}

.date-card-title a:hover {
  color: var(--color-secondary-dark);
}

.date-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.date-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
  gap: var(--space-2);
}

/* --------------------------------------------------------------------------
   Mood Cards
   -------------------------------------------------------------------------- */
.mood-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  color: var(--color-surface);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.mood-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.mood-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.mood-card:hover .mood-card-bg {
  transform: scale(1.06);
}

.mood-card-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(40, 24, 36, 0.05) 0%, rgba(40, 24, 36, 0.72) 65%, rgba(40, 24, 36, 0.92) 100%);
  pointer-events: none;
}

.mood-card-content {
  position: relative;
  z-index: 2;
}

.mood-card-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-surface);
  margin-bottom: var(--space-2);
}

.mood-card-desc {
  font-size: var(--text-xs);
  color: var(--color-accent-soft);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-3);
}

.mood-card-link-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Step Card (Process)
   -------------------------------------------------------------------------- */
.step-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: relative;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.step-card:hover {
  border-color: var(--color-secondary);
  transform: translateY(-2px);
}

.step-number {
  font-family: var(--font-serif);
  font-size: var(--text-3xl);
  font-style: italic;
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
  line-height: 1;
}

.step-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-3);
}

.step-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

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

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-2);
}

.form-label .required-mark {
  color: var(--color-secondary-dark);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.1rem;
  font-size: var(--text-sm);
  color: var(--color-text-main);
  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-control:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.form-control::placeholder {
  color: var(--color-text-subtle);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23633B50' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

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

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

.has-error .form-control {
  border-color: var(--color-danger);
  background-color: var(--color-danger-bg);
}

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

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-main);
  line-height: var(--leading-normal);
}

.form-checkbox {
  width: 18px;
  height: 18px;
  border-radius: var(--radius-xs);
  accent-color: var(--color-primary);
  margin-top: 2px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Tabs
   -------------------------------------------------------------------------- */
.tabs-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-8);
}

.tab-btn {
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  position: relative;
  transition: color var(--transition-fast);
}

.tab-btn:hover {
  color: var(--color-primary);
}

.tab-btn.active {
  color: var(--color-primary-dark);
}

.tab-btn.active::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 200ms ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --------------------------------------------------------------------------
   Empty State
   -------------------------------------------------------------------------- */
.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-6);
  background-color: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-xl);
  max-width: 580px;
  margin: var(--space-8) auto;
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  color: var(--color-secondary);
  opacity: 0.8;
}

.empty-state-title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  color: var(--color-primary-dark);
  margin-bottom: var(--space-2);
}

.empty-state-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 420px;
  margin: 0 auto var(--space-6);
  line-height: var(--leading-relaxed);
}

/* --------------------------------------------------------------------------
   Toast Notifications
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
  max-width: calc(100vw - var(--space-12));
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-main);
  transform: translateY(20px);
  opacity: 0;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  min-width: 280px;
}

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

.toast-icon {
  flex-shrink: 0;
  font-size: 1.1rem;
}

.toast-success .toast-icon {
  color: var(--color-success);
}

.toast-info .toast-icon {
  color: var(--color-primary);
}

.toast-warning .toast-icon {
  color: var(--color-warning);
}

.toast-error .toast-icon {
  color: var(--color-danger);
}

.toast-msg {
  flex-grow: 1;
}

.toast-close {
  color: var(--color-text-subtle);
  font-size: 0.9rem;
  padding: 4px;
}

.toast-close:hover {
  color: var(--color-text-main);
}

/* --------------------------------------------------------------------------
   Modal Window
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(41, 37, 42, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

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

.modal-dialog {
  background-color: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: transform var(--transition-smooth);
}

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

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

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-primary-dark);
}

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

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg);
  border-bottom-left-radius: var(--radius-xl);
  border-bottom-right-radius: var(--radius-xl);
}