/* ============================================================
   Sentimind — Diary Components
   헤더, 일기 입력, AI 응답, 프롬프트 칩, 활동 태그,
   뷰 컨트롤러
   ============================================================ */

/* --- Header with user menu --- */
/* ===== Header with user menu ===== */
.app-header {
  text-align: center;
  margin-bottom: 2rem;
  animation: fadeInUp 500ms cubic-bezier(0.25,0.46,0.45,0.94) both;
  position: relative;
}
.app-title {
  font-family: var(--font-diary);
  font-size: clamp(1.55rem, 1.2rem + 1.6vw, 2.3rem);
  font-weight: var(--weight-bold);
  color: var(--color-text);
  margin-bottom: 0.25rem;
  line-height: var(--leading-tight);
  text-wrap: balance;
}
.app-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background: var(--color-primary);
  margin: 0.5rem auto 0;
  border-radius: 1px;
}
.today-date {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.user-menu {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.user-menu[hidden] { display: none; }
.user-menu-name {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.btn-user-menu {
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--color-text);
  transition: all 200ms ease;
}
.btn-user-menu:hover { border-color: var(--color-primary); }
.btn-user-menu:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }


/* --- Diary Input + AI Response --- */
/* Diary Input */
.diary-input {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1.5px solid transparent;
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
  transition: border-color 300ms ease, box-shadow 300ms ease;
  animation: fadeInUp 500ms 100ms cubic-bezier(0.25,0.46,0.45,0.94) both;
}
.diary-input:focus-within {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 4px rgba(212, 149, 110, 0.08), var(--shadow-sm);
}
.diary-form { display: flex; flex-direction: column; gap: 0.75rem; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
#diary-text {
  font-family: var(--font-diary);
  font-size: var(--text-lg);
  color: var(--color-text);
  background: transparent;
  border: none;
  outline: none;
  resize: none;
  min-height: 120px;
  line-height: var(--leading-relaxed);
}
#diary-text::placeholder { color: var(--color-text-muted); }
.btn-expand {
  background: none; border: 1px solid var(--color-border); cursor: pointer;
  color: var(--color-text-light); font-size: var(--text-xs); padding: 6px 12px;
  border-radius: var(--radius-sm); font-family: var(--font-body); transition: all 200ms;
  font-weight: var(--weight-medium);
  min-height: 32px;
}
.btn-expand:hover { background: var(--color-surface-warm); }
.btn-expand.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
#diary-text.expanded { min-height: 200px; }
.form-actions { display: flex; justify-content: flex-end; align-items: center; gap: 0.5rem; }
.char-count { font-size: var(--text-xs); color: var(--color-text-muted); margin-right: auto; }
.char-count.warn { color: #c62828; }
.btn-submit {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  transition: background 200ms ease, transform 150ms ease, box-shadow 200ms ease;
}
.btn-submit:hover { background: var(--color-primary-hover); box-shadow: 0 4px 12px rgba(194,113,79,0.25); }
.btn-submit:active { transform: scale(0.97); }
.btn-submit:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-submit svg { width: 16px; height: 16px; }

/* AI Response */
.ai-response { margin-bottom: 1.5rem; transition: min-height 300ms ease; overflow-anchor: none; }
.my-diary-text {
  font-family: var(--font-diary);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  background: rgba(0,0,0,0.03);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 0.75rem 1rem;
  margin: 0 0 1rem 0;
  white-space: pre-wrap;
  word-break: break-word;
}
.my-diary-text[hidden] { display: none; }
[data-theme="dark"] .my-diary-text { background: rgba(255,255,255,0.05); }
.ai-persona-tag {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  opacity: 0.85;
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}
.response-card {
  background: var(--gradient-response);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  animation: scaleIn 400ms cubic-bezier(0.25,0.46,0.45,0.94) both;
  overflow-anchor: none;
}
.response-card[hidden] { display: none; }
.emotion-emoji { font-size: 3.5rem; display: block; margin-bottom: 0.5rem; }
.emotion-emoji.pop { animation: emojiPop 500ms 200ms cubic-bezier(0.34,1.56,0.64,1) both; }

/* Similar entries section */
.similar-entries {
  margin-top: var(--space-md);
  padding: 0.75rem 0 0;
  background: transparent;
  border: none;
  border-radius: 0;
  border-top: 1px solid var(--color-divider);
  animation: fadeInUp 300ms cubic-bezier(0.25,0.46,0.45,0.94) both;
  overflow-anchor: none;
}
.similar-entries[hidden] { display: none; }
.similar-entries-title {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-light);
  letter-spacing: 0.01em;
  margin-bottom: 0.75rem;
}

/* Desktop: submit 직후 response 영역이 "확대"된 것처럼 보이지 않도록
   scale 계열 전환을 줄이고 높이 전환도 제거한다. */
@media (min-width: 768px) {
  .ai-response {
    transition: none;
  }
  .response-card,
  .similar-entries {
    animation: fadeInUp 220ms ease-out both;
  }
  .btn-submit:active {
    transform: none;
  }
}
.similar-entries-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.similar-entry-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  background: var(--color-surface-warm);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 150ms, border-color 150ms;
}
.similar-entry-item:hover {
  background: var(--color-divider);
  border-color: var(--color-border);
}
.similar-entry-emoji { font-size: 1.4rem; flex-shrink: 0; }
.similar-entry-body { flex: 1; min-width: 0; }
.similar-entry-text {
  font-size: var(--text-sm);
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.similar-entry-date {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 0.1rem;
}
@keyframes emojiPop {
  0%   { transform: scale(0) rotate(-15deg); opacity: 0; }
  60%  { transform: scale(1.25) rotate(5deg); opacity: 1; }
  100% { transform: scale(1) rotate(0deg); }
}
.emotion-label {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}
.empathy-message {
  font-family: var(--font-diary);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  margin-bottom: 0.75rem;
  max-width: var(--measure-copy);
  text-wrap: pretty;
}
.advice-message {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  padding-top: 0.5rem;
  border-top: none;
  line-height: var(--leading-base);
  font-style: italic;
}
.advice-message::before { content: ''; }

/* Analysis Details (collapsible) */
.analysis-details {
  margin-top: 1rem;
  border-top: 1px solid var(--color-divider);
}
.analysis-details[hidden] { display: none; }
.analysis-details-summary {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 0;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-light);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: color 200ms ease;
}
.analysis-details-summary::-webkit-details-marker { display: none; }
.analysis-details-summary::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 200ms ease;
  flex-shrink: 0;
}
.analysis-details[open] > .analysis-details-summary::before {
  transform: rotate(45deg);
}
.analysis-details-summary:hover {
  color: var(--color-text);
}
.analysis-details-summary:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
[data-theme="dark"] .analysis-details-summary {
  color: var(--color-text-light);
}
[data-theme="dark"] .analysis-details-summary:hover {
  color: var(--color-text);
}

/* Ontology Insights */
.ontology-section {
  padding-top: 0.5rem;
}
.ontology-label {
  font-size: var(--text-xs);
  letter-spacing: 0.01em;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
  display: block;
}

/* Confidence Badge (inside analysis details) */
.confidence-badge {
  margin-top: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(196, 139, 108, 0.15);
  border: 1px solid rgba(196, 139, 108, 0.3);
  border-radius: var(--radius-xl);
  padding: 0.4rem 0.85rem;
  font-size: var(--text-xs);
  color: var(--color-text);
}
.confidence-badge[hidden] { display: none; }
.confidence-badge-label {
  font-weight: 500;
}
.confidence-badge-bar {
  width: 80px;
  height: 6px;
  background: var(--color-divider);
  border-radius: 3px;
  overflow: hidden;
}
.confidence-badge-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 600ms cubic-bezier(0.25,0.46,0.45,0.94);
}
.confidence-badge-fill[data-level="high"] { background: #66bb6a; }
.confidence-badge-fill[data-level="mid"] { background: var(--color-primary); }
.confidence-badge-fill[data-level="low"] { background: #ef9a9a; }
.confidence-badge-percent {
  font-weight: 700;
  font-size: 0.85rem;
  min-width: 2.5em;
  text-align: right;
}

/* Vertical Emotion Hierarchy */
.emotion-hierarchy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  margin-bottom: 0.75rem;
  padding: 0.5rem 0;
}
.hierarchy-level {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-md, 8px);
  font-size: 0.85rem;
  font-weight: 500;
  margin: 0.1rem 0;
  transition: all 0.2s ease;
}
.hierarchy-level.level-1 {
  background: var(--color-primary-light, rgba(196, 139, 108, 0.2));
  font-weight: 700;
  margin-left: 0;
}
.hierarchy-level.level-2 {
  background: var(--color-primary-light, rgba(196, 139, 108, 0.1));
  margin-left: 1.5rem;
}
.hierarchy-level.level-3 {
  background: var(--color-primary-light, rgba(196, 139, 108, 0.05));
  border: 1px solid var(--color-border);
  margin-left: 3rem;
}
.hierarchy-arrow {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  padding: 0.2rem 0;
  opacity: 0.6;
}
.hierarchy-arrow.level-2 { margin-left: 0.75rem; }
.hierarchy-arrow.level-3 { margin-left: 2.25rem; }

/* Situation Tags with Emoji */
.situation-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.situation-tag {
  background: rgba(85, 160, 180, 0.15);
  color: #1a6a87;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  border: 1px solid rgba(85, 160, 180, 0.2);
}
.situation-tag-emoji {
  margin-right: 0.25rem;
}

/* Legacy confidence meter (bottom, kept for fallback) */
.confidence-meter {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--color-text-light);
}
.confidence-bar {
  width: 60px;
  height: 4px;
  background: var(--color-divider);
  border-radius: 2px;
  overflow: hidden;
}
.confidence-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width 400ms ease;
}

/* Loading */
.response-loading { text-align: center; padding: 1.5rem; }
.response-loading[hidden] { display: none; }
.typing-indicator { display: inline-flex; gap: 4px; align-items: center; }
.typing-indicator span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: bounce 0.8s infinite;
}
.typing-indicator span:nth-child(2) { animation-delay: 0.15s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.3s; }


/* --- Prompt chips + Paraphrase --- */
/* Prompt chips (diary input) */
.prompt-chips {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.5rem 0;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.prompt-chips::-webkit-scrollbar { display: none; }
.prompt-chip {
  flex-shrink: 0;
  padding: 0.3rem 0.25rem;
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-family: var(--font-ui);
  cursor: pointer;
  transition: color var(--transition-base), border-color var(--transition-base);
  white-space: nowrap;
}
.prompt-chip:hover {
  color: var(--color-text-light);
}
.prompt-chip.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: var(--weight-semibold);
}
.prompt-chip--more {
  font-size: 1rem;
  font-weight: 700;
  min-width: 2rem;
  text-align: center;
  padding: 0.375rem 0.5rem;
}

/* ===== inputHighlight Animation + Paraphrase Styles ===== */
@keyframes inputHighlight {
  0% { box-shadow: 0 0 0 0 rgba(194, 113, 79, 0.4); }
  50% { box-shadow: 0 0 0 4px rgba(194, 113, 79, 0.2); }
  100% { box-shadow: 0 0 0 0 rgba(194, 113, 79, 0); }
}
.diary-form textarea.highlight {
  animation: inputHighlight 800ms ease;
}
.paraphrase-area { margin-top: 0.5rem; }
.paraphrase-btn {
  background: none;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.75rem;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  cursor: pointer;
  font-family: var(--font-body);
  transition: all 200ms ease;
}
.paraphrase-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.paraphrase-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.paraphrase-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}
.paraphrase-chip {
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.75rem;
  font-size: var(--text-xs);
  color: var(--color-text);
  cursor: pointer;
  font-family: var(--font-diary);
  line-height: var(--leading-base);
  transition: all 200ms ease;
  text-align: left;
}
.paraphrase-chip:hover {
  border-color: var(--color-primary);
  background: var(--color-surface);
}


/* --- Activity Tags --- */
/* ===== Activity Tags ===== */
.activity-tags {
  margin-top: 0.5rem;
}
.activity-tags-label {
  display: inline-flex;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  cursor: pointer;
  margin-bottom: 0.35rem;
}
.activity-tags-label::after {
  content: ' +';
  color: var(--color-primary);
  margin-left: 0.25rem;
  font-weight: var(--weight-semibold);
}
.activity-tags.expanded .activity-tags-label::after {
  content: ' \00d7';
}
.activity-tags-list {
  display: none;
  flex-wrap: wrap;
  gap: 0.3rem;
}
.activity-tags.expanded .activity-tags-list {
  display: flex;
  animation: fadeInUp 200ms ease-out both;
}
.activity-tag {
  font-family: var(--font-body);
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  color: var(--color-text-light);
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease, color 150ms ease;
}
.activity-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.activity-tag.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* --- Ontology label, response/report loading --- */

/* Ontology label spacing */
.ontology-label--context { margin-top: 0.75rem; }

/* Response / report loading indicators */
.response-loading-text {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}
.report-loading-indicator {
  justify-content: center;
  margin: 1rem 0;
}
.report-loading-text {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* --- Billing CTA buttons --- */
.billing-cta-btn {
  background: linear-gradient(135deg, rgba(207, 126, 84, 0.96), rgba(176, 93, 56, 0.96));
  border-color: rgba(176, 93, 56, 0.95);
  color: #fff;
  font-weight: 600;
}
.billing-cta-btn:hover {
  background: linear-gradient(135deg, rgba(217, 136, 94, 1), rgba(186, 103, 66, 1));
  border-color: rgba(186, 103, 66, 1);
}
.billing-cta-btn:focus-visible {
  outline: 2px solid rgba(207, 126, 84, 0.45);
  outline-offset: 2px;
}
.billing-ghost-btn {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(207, 126, 84, 0.32);
  color: var(--color-primary);
  font-weight: 600;
}
.billing-ghost-btn:hover {
  background: rgba(255, 248, 244, 0.95);
  border-color: rgba(207, 126, 84, 0.5);
}


/* --- Diary Sub-View Controller --- */
/* ===== Diary Sub-View Controller ===== */

/* Back button — hidden by default */
.diary-view-back {
  display: none;
  align-items: center;
  gap: 0.3rem;
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  cursor: pointer;
  padding: 0.4rem 0;
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}
.diary-view-back:hover {
  color: var(--color-primary);
}

/* Write view (default) — form + history visible */
#panel-diary[data-view="write"] .diary-view-back { display: none; }

/* Result view — hide form + history, show response + back button */
#panel-diary[data-view="result"] .diary-input { display: none; }
#panel-diary[data-view="result"] .diary-history { display: none; }
#panel-diary[data-view="result"] #diaryBackToWrite { display: inline-flex; }

/* Converse view — only followup section + back button visible */
#panel-diary[data-view="converse"] .diary-input { display: none; }
#panel-diary[data-view="converse"] .ai-response { display: none; }
#panel-diary[data-view="converse"] .diary-history { display: none; }
#panel-diary[data-view="converse"] #diaryBackToWrite { display: none; }
#panel-diary[data-view="converse"] #diaryBackToResult { display: inline-flex; }
#panel-diary[data-view="converse"] .followup-section {
  display: block !important;
  min-height: 60dvh;
  animation: slideInFromRight 300ms ease both;
}
@keyframes slideInFromRight {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Result 뷰 진입도 부드럽게 */
#panel-diary[data-view="result"] .ai-response {
  animation: fadeInUp 300ms ease both;
}

@media (prefers-reduced-motion: reduce) {
  #panel-diary[data-view="converse"] .followup-section,
  #panel-diary[data-view="result"] .ai-response {
    animation: none;
  }
}