/* ============================================================
   Elysian Components Library
   ============================================================ */

/* ============================================================
   Navigation Bar (Top)
   ============================================================ */
.nav-bar {
  position: sticky;
  top: 0;
  width: 100%;
  height: var(--nav-bar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-4);
  background: rgba(15, 14, 23, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: var(--z-sticky);
  border-bottom: 1px solid var(--border-default);
}

.nav-bar__back {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  transition: background var(--duration-fast);
}

.nav-bar__back:active { background: var(--bg-card); }

.nav-bar__title {
  font-size: var(--fs-h3);
  font-weight: var(--fw-semibold);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-bar__action {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  transition: background var(--duration-fast);
}

.nav-bar__action:active { background: var(--bg-card); }

/* ============================================================
   Tab Bar (Bottom)
   ============================================================ */
.tab-bar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--content-max-width);
  height: calc(var(--tab-bar-height) + var(--safe-area-bottom));
  padding-bottom: var(--safe-area-bottom);
  display: flex;
  align-items: center;
  justify-content: space-around;
  background: rgba(15, 14, 23, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-top: 1px solid var(--border-default);
  z-index: var(--z-sos);
}

.tab-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast);
  position: relative;
  min-width: 56px;
}

.tab-bar__item svg {
  width: 24px;
  height: 24px;
  stroke: var(--text-tertiary);
  fill: none;
  stroke-width: 1.8;
  transition: all var(--duration-fast);
}

.tab-bar__item span {
  font-size: var(--fs-tiny);
  font-weight: var(--fw-medium);
  color: var(--text-tertiary);
  transition: color var(--duration-fast);
}

.tab-bar__item.active svg {
  stroke: var(--primary-light);
}

.tab-bar__item.active span {
  color: var(--primary-light);
}

.tab-bar__item.active::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: var(--radius-full);
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  border-radius: var(--radius-md);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  transition: all var(--duration-fast) var(--ease-default);
  cursor: pointer;
  white-space: nowrap;
}

.btn:active { transform: scale(0.97); }

.btn--primary {
  background: var(--primary-gradient);
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.btn--primary:hover { box-shadow: 0 0 30px var(--primary-glow); }

.btn--secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
}

.btn--ghost {
  background: transparent;
  color: var(--primary-light);
}

.btn--danger {
  background: var(--danger);
  color: #fff;
}

.btn--full {
  width: 100%;
}

.btn--lg {
  padding: var(--sp-4) var(--sp-8);
  font-size: var(--fs-h3);
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--fs-caption);
  border-radius: var(--radius-sm);
}

.btn--round {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  padding: 0;
}

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--sp-4);
  transition: all var(--duration-fast);
}

.card:active { background: var(--bg-card-hover); }

.card--highlight {
  border-color: rgba(108, 92, 231, 0.3);
  background: rgba(108, 92, 231, 0.08);
}

.card--warm {
  border-color: rgba(253, 160, 133, 0.2);
  background: rgba(253, 160, 133, 0.06);
}

.card--no-pad { padding: 0; }
.card--sm { padding: var(--sp-3); border-radius: var(--radius-md); }

/* ============================================================
   Input Fields
   ============================================================ */
.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.input-group__label {
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
}

.input {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--fs-body);
  transition: border-color var(--duration-fast);
}

.input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.1);
}

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

.input--textarea {
  min-height: 120px;
  resize: none;
  line-height: var(--lh-relaxed);
}

/* ============================================================
   Chat Bubbles
   ============================================================ */
.chat-container {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-4);
}

.chat-bubble {
  max-width: 80%;
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-lg);
  line-height: var(--lh-relaxed);
  animation: fadeInUp var(--duration-normal) var(--ease-default);
}

.chat-bubble--ai {
  align-self: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-bottom-left-radius: var(--sp-1);
}

.chat-bubble--user {
  align-self: flex-end;
  background: var(--primary);
  color: #fff;
  border-bottom-right-radius: var(--sp-1);
}

.chat-bubble__time {
  font-size: var(--fs-tiny);
  color: var(--text-tertiary);
  margin-top: var(--sp-1);
}

.chat-bubble--user .chat-bubble__time { color: rgba(255,255,255,0.6); }

/* Avatar for AI */
.chat-ai-row {
  display: flex;
  gap: var(--sp-2);
  align-items: flex-end;
}

.chat-ai-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
}

/* ============================================================
   Emotion Picker
   ============================================================ */
.emotion-picker {
  display: flex;
  justify-content: space-around;
  gap: var(--sp-2);
  padding: var(--sp-4) 0;
}

.emotion-picker__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast);
  cursor: pointer;
  border: 2px solid transparent;
}

.emotion-picker__item:active,
.emotion-picker__item.selected {
  background: var(--bg-card);
  border-color: var(--primary);
  transform: scale(1.1);
}

.emotion-picker__emoji {
  font-size: 36px;
  line-height: 1;
}

.emotion-picker__label {
  font-size: var(--fs-small);
  color: var(--text-secondary);
}

/* ============================================================
   Post Card (Community)
   ============================================================ */
.post-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--sp-4);
  transition: background var(--duration-fast);
}

.post-card:active { background: var(--bg-card-hover); }

.post-card__header {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}

.post-card__avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-caption);
  flex-shrink: 0;
}

.post-card__meta {
  flex: 1;
}

.post-card__name {
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
}

.post-card__time {
  font-size: var(--fs-small);
  color: var(--text-tertiary);
}

.post-card__content {
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--sp-3);
}

.post-card__tag {
  display: inline-block;
  padding: var(--sp-1) var(--sp-2);
  background: rgba(108, 92, 231, 0.15);
  color: var(--primary-light);
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  margin-bottom: var(--sp-3);
}

.post-card__actions {
  display: flex;
  gap: var(--sp-6);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--border-default);
}

.post-card__action-btn {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--fs-caption);
  color: var(--text-tertiary);
  transition: color var(--duration-fast);
}

.post-card__action-btn:active { color: var(--primary-light); }
.post-card__action-btn svg { width: 18px; height: 18px; }

/* ============================================================
   Achievement Badge
   ============================================================ */
.badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-4);
  text-align: center;
}

.badge__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  background: var(--primary-gradient);
  box-shadow: var(--shadow-glow);
}

.badge--locked .badge__icon {
  background: var(--bg-tertiary);
  box-shadow: none;
  opacity: 0.5;
}

.badge__label {
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
}

/* ============================================================
   Timeline (Journey)
   ============================================================ */
.timeline {
  position: relative;
  padding-left: var(--sp-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-default);
}

.timeline__node {
  position: relative;
  padding-bottom: var(--sp-6);
}

.timeline__dot {
  position: absolute;
  left: -25px;
  top: 2px;
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  border: 2px solid var(--text-tertiary);
  z-index: 1;
}

.timeline__node.completed .timeline__dot {
  background: var(--success);
  border-color: var(--success);
}

.timeline__node.current .timeline__dot {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.timeline__title {
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--sp-1);
}

.timeline__desc {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
}

/* ============================================================
   Slider (Range)
   ============================================================ */
.slider-container {
  padding: var(--sp-3) 0;
}

.slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  outline: none;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background: var(--primary);
  cursor: pointer;
  box-shadow: var(--shadow-glow);
}

/* ============================================================
   Toggle Switch
   ============================================================ */
.toggle {
  position: relative;
  width: 48px;
  height: 28px;
  cursor: pointer;
}

.toggle input { display: none; }

.toggle__track {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  transition: background var(--duration-fast);
}

.toggle input:checked + .toggle__track {
  background: var(--primary);
}

.toggle__thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  background: #fff;
  border-radius: var(--radius-full);
  transition: transform var(--duration-fast) var(--ease-default);
  box-shadow: var(--shadow-sm);
}

.toggle input:checked ~ .toggle__thumb {
  transform: translateX(20px);
}

/* ============================================================
   Checklist
   ============================================================ */
.checklist {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.checklist__item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.checklist__item:active { background: var(--bg-card-hover); }

.checklist__checkbox {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 2px solid var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
  transition: all var(--duration-fast);
}

.checklist__item.checked .checklist__checkbox {
  background: var(--primary);
  border-color: var(--primary);
}

.checklist__item.checked .checklist__checkbox::after {
  content: '✓';
  color: #fff;
  font-size: 14px;
  font-weight: bold;
}

.checklist__item.checked .checklist__text {
  text-decoration: line-through;
  color: var(--text-tertiary);
}

.checklist__text {
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
}

/* ============================================================
   Progress Ring
   ============================================================ */
.progress-ring {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.progress-ring svg {
  transform: rotate(-90deg);
}

.progress-ring__bg {
  stroke: var(--bg-tertiary);
  fill: none;
}

.progress-ring__fill {
  fill: none;
  stroke-linecap: round;
  transition: stroke-dashoffset var(--duration-slow) var(--ease-default);
}

.progress-ring__text {
  position: absolute;
  font-size: var(--fs-h3);
  font-weight: var(--fw-bold);
}

/* ============================================================
   Toast
   ============================================================ */
.toast {
  position: fixed;
  top: var(--sp-12);
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  padding: var(--sp-3) var(--sp-6);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-full);
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  z-index: var(--z-toast);
  transition: transform var(--duration-normal) var(--ease-default);
  backdrop-filter: blur(20px);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

/* ============================================================
   Modal / Bottom Sheet
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.bottom-sheet {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) translateY(100%);
  width: 100%;
  max-width: var(--content-max-width);
  max-height: 85vh;
  background: var(--bg-secondary);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  z-index: var(--z-modal);
  transition: transform var(--duration-normal) var(--ease-default);
  overflow-y: auto;
}

.bottom-sheet.active {
  transform: translateX(-50%) translateY(0);
}

.bottom-sheet__handle {
  width: 40px;
  height: 4px;
  background: var(--text-tertiary);
  border-radius: var(--radius-full);
  margin: var(--sp-3) auto var(--sp-4);
}

.bottom-sheet__content {
  padding: 0 var(--sp-4) var(--sp-6);
}

/* ============================================================
   SOS Floating Button
   ============================================================ */
.sos-fab {
  position: fixed;
  bottom: calc(var(--tab-bar-height) + var(--safe-area-bottom) + var(--sp-4));
  right: var(--sp-4);
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: var(--danger);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: var(--fw-bold);
  box-shadow: 0 4px 20px rgba(255, 107, 107, 0.4);
  z-index: var(--z-sticky);
  animation: pulse 2s var(--ease-smooth) infinite;
  cursor: pointer;
  transition: transform var(--duration-fast);
}

.sos-fab:active { transform: scale(0.9); animation: none; }

/* ============================================================
   Progress Bar
   ============================================================ */
.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background: var(--primary-gradient);
  border-radius: var(--radius-full);
  transition: width var(--duration-slow) var(--ease-default);
}

/* ============================================================
   Tag / Chip
   ============================================================ */
.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--sp-1) var(--sp-3);
  background: rgba(108, 92, 231, 0.15);
  color: var(--primary-light);
  border-radius: var(--radius-full);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  gap: var(--sp-1);
}

.tag--teal {
  background: rgba(85, 230, 193, 0.15);
  color: var(--accent-teal);
}

.tag--coral {
  background: rgba(248, 165, 194, 0.15);
  color: var(--accent-coral);
}

.tag--warm {
  background: rgba(253, 160, 133, 0.15);
  color: var(--accent-warm);
}

/* ============================================================
   Horizontal Tabs
   ============================================================ */
.h-tabs {
  display: flex;
  gap: var(--sp-2);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: var(--sp-2) 0;
  scrollbar-width: none;
}

.h-tabs::-webkit-scrollbar { display: none; }

.h-tab {
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  white-space: nowrap;
  transition: all var(--duration-fast);
  cursor: pointer;
}

.h-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ============================================================
   Streak / Stat Card
   ============================================================ */
.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--sp-4);
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  text-align: center;
  flex: 1;
}

.stat-card__value {
  font-size: var(--fs-h1);
  font-weight: var(--fw-bold);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: var(--sp-1);
}

.stat-card__label {
  font-size: var(--fs-small);
  color: var(--text-secondary);
}

/* ============================================================
   Section Header
   ============================================================ */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-3);
}

.section-header__title {
  font-size: var(--fs-h3);
  font-weight: var(--fw-semibold);
}

.section-header__action {
  font-size: var(--fs-caption);
  color: var(--primary-light);
  cursor: pointer;
}

/* ============================================================
   Audio Player
   ============================================================ */
.audio-player {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4);
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
}

.audio-player__btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.audio-player__info {
  flex: 1;
}

.audio-player__title {
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  margin-bottom: var(--sp-2);
}

.audio-player__track {
  width: 100%;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.audio-player__track-fill {
  height: 100%;
  width: 35%;
  background: var(--primary-gradient);
  border-radius: var(--radius-full);
}

.audio-player__time {
  font-size: var(--fs-tiny);
  color: var(--text-tertiary);
}

/* ============================================================
   Empty State
   ============================================================ */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-12) var(--sp-6);
  text-align: center;
}

.empty-state__icon {
  font-size: 48px;
  margin-bottom: var(--sp-4);
  opacity: 0.5;
}

.empty-state__title {
  font-size: var(--fs-h3);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--sp-2);
}

.empty-state__desc {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
  max-width: 260px;
}

/* ============================================================
   Divider
   ============================================================ */
.divider {
  height: 1px;
  background: var(--border-default);
  margin: var(--sp-4) 0;
}

/* ============================================================
   Menu List (Settings)
   ============================================================ */
.menu-list {
  display: flex;
  flex-direction: column;
}

.menu-item {
  display: flex;
  align-items: center;
  padding: var(--sp-4);
  gap: var(--sp-3);
  border-bottom: 1px solid var(--border-default);
  transition: background var(--duration-fast);
  cursor: pointer;
}

.menu-item:active { background: var(--bg-card); }
.menu-item:last-child { border-bottom: none; }

.menu-item__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  background: var(--bg-card);
  flex-shrink: 0;
}

.menu-item__text {
  flex: 1;
  font-size: var(--fs-body);
}

.menu-item__arrow {
  color: var(--text-tertiary);
  font-size: var(--fs-caption);
}

.menu-item__value {
  font-size: var(--fs-caption);
  color: var(--text-secondary);
}