@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  --primary-hue: 245;
  --primary: hsl(var(--primary-hue), 85%, 65%);
  --primary-hover: hsl(var(--primary-hue), 85%, 58%);
  --primary-light: hsl(var(--primary-hue), 85%, 95%);
  --primary-glow: hsla(var(--primary-hue), 85%, 65%, 0.15);

  --bg: hsl(220, 20%, 97%);
  --bg-dark: hsl(220, 25%, 10%);
  --card: hsla(0, 0%, 100%, 0.85);
  --card-dark: hsla(220, 25%, 15%, 0.75);

  --text: hsl(220, 20%, 15%);
  --text-dark: hsl(220, 20%, 95%);
  --text-muted: hsl(220, 10%, 45%);
  --text-muted-dark: hsl(220, 10%, 65%);

  --border: hsl(220, 15%, 90%);
  --border-dark: hsla(220, 20%, 25%, 0.6);

  --success: hsl(145, 65%, 45%);
  --success-dark: hsl(145, 65%, 40%);
  --error: hsl(355, 75%, 55%);
  --error-dark: hsl(355, 75%, 50%);

  --shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
  --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.3);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

/* ダークモード設定 */
body.dark-theme {
  background-color: var(--bg-dark);
  color: var(--text-dark);
}

/* スマホサイズのコンテナ（PCでの閲覧時にもスマホサイズに制限して表示） */
.app-container {
  width: 100%;
  max-width: 500px;
  min-height: 100vh;
  background: var(--card);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

body.dark-theme .app-container {
  background: var(--card-dark);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-left: 1px solid var(--border-dark);
  border-right: 1px solid var(--border-dark);
  box-shadow: var(--shadow-dark);
}

/* ヘッダー */
header {
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
  background: inherit;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

body.dark-theme header {
  border-bottom: 1px solid var(--border-dark);
}

h1 {
  font-family: 'Outfit', sans-serif;
  font-size: 20px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), hsl(280, 85%, 65%));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: inherit;
  font-size: 20px;
  transition: background-color 0.2s ease;
}

.theme-toggle:active {
  background-color: rgba(0, 0, 0, 0.05);
}

body.dark-theme .theme-toggle:active {
  background-color: rgba(255, 255, 255, 0.08);
}

/* メインコンテンツエリア */
main {
  flex: 1;
  padding: 20px;
  padding-bottom: calc(80px + var(--safe-bottom));
  overflow-y: auto;
}

.view-section {
  display: none;
  animation: fadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.view-section.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ダッシュボードカード */
.summary-card {
  background: linear-gradient(135deg, var(--primary-glow), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}

body.dark-theme .summary-card {
  border: 1px solid var(--border-dark);
}

.progress-circle-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 20px;
}

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

.progress-ring-circle {
  transition: stroke-dashoffset 0.6s ease;
  stroke: var(--primary);
}

.progress-ring-bg {
  stroke: var(--border);
}

body.dark-theme .progress-ring-bg {
  stroke: var(--border-dark);
}

.progress-text {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.progress-percentage {
  font-family: 'Outfit', sans-serif;
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
}

.progress-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

body.dark-theme .progress-label {
  color: var(--text-muted-dark);
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}

.stat-box {
  background: rgba(0, 0, 0, 0.02);
  border-radius: var(--radius-md);
  padding: 12px;
  text-align: center;
  border: 1px solid var(--border);
}

body.dark-theme .stat-box {
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--border-dark);
}

.stat-val {
  font-size: 18px;
  font-weight: 600;
}

.stat-lbl {
  font-size: 11px;
  color: var(--text-muted);
}

body.dark-theme .stat-lbl {
  color: var(--text-muted-dark);
}

/* メニューボタン・リスト */
.menu-title {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 12px;
  margin-top: 16px;
}

body.dark-theme .menu-title {
  color: var(--text-muted-dark);
}

.quick-start-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.btn {
  background-color: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: 16px;
  font-size: 15px;
  font-weight: 600;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
  box-shadow: 0 4px 12px rgba(var(--primary-hue), 0.2);
}

.btn:active {
  transform: scale(0.98);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}

body.dark-theme .btn-secondary {
  color: var(--text-dark);
  border-color: var(--border-dark);
}

.btn-secondary:active {
  background-color: rgba(0, 0, 0, 0.03);
}

body.dark-theme .btn-secondary:active {
  background-color: rgba(255, 255, 255, 0.05);
}

.btn-danger {
  background-color: transparent;
  color: var(--error);
  border: 1px solid var(--error);
  box-shadow: none;
}

.btn-danger:active {
  background-color: hsla(355, 75%, 55%, 0.1);
}

/* 問題リスト一覧 */
.question-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.question-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: transform 0.2s, background-color 0.2s;
}

body.dark-theme .question-item {
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--border-dark);
}

.question-item:active {
  transform: scale(0.99);
  background-color: rgba(0, 0, 0, 0.02);
}

body.dark-theme .question-item:active {
  background-color: rgba(255, 255, 255, 0.04);
}

.q-info {
  flex: 1;
  padding-right: 12px;
}

.q-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.q-meta {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
}

body.dark-theme .q-meta {
  color: var(--text-muted-dark);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 14px;
}

.status-badge.unanswered {
  border: 2px dashed var(--border);
}

body.dark-theme .status-badge.unanswered {
  border-color: var(--border-dark);
}

.status-badge.correct {
  background-color: rgba(145, 220, 145, 0.15);
  color: var(--success);
}

.status-badge.incorrect {
  background-color: rgba(220, 145, 145, 0.15);
  color: var(--error);
}

/* 苦手な問題セクション */
.weak-points-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.weak-item {
  border-left: 4px solid var(--error);
  background: var(--card);
  padding: 12px 16px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  border-top: 1px solid var(--border);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

body.dark-theme .weak-item {
  background: rgba(255, 255, 255, 0.01);
  border-color: var(--border-dark);
}

.weak-name {
  font-size: 14px;
  font-weight: 500;
}

.weak-rate {
  font-size: 12px;
  color: var(--error);
  font-weight: 600;
}

/* クイズコンテナ・ヘッダー */
.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.progress-bar-bg {
  flex: 1;
  height: 8px;
  background-color: var(--border);
  border-radius: 4px;
  margin-right: 16px;
  overflow: hidden;
}

body.dark-theme .progress-bar-bg {
  background-color: var(--border-dark);
}

.progress-bar-fill {
  height: 100%;
  background-color: var(--primary);
  border-radius: 4px;
  width: 0;
  transition: width 0.3s ease;
}

.quiz-counter {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}

body.dark-theme .quiz-counter {
  color: var(--text-muted-dark);
}

.card-question {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  min-height: 180px;
  display: flex;
  flex-direction: column;
}

body.dark-theme .card-question {
  background: rgba(255, 255, 255, 0.015);
  border-color: var(--border-dark);
}

.quiz-desc {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: 8px;
  font-weight: 700;
}

.quiz-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  font-family: 'Outfit', sans-serif;
}

.quiz-content-area {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* 〇×クイズUI */
.ox-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ox-item {
  background: rgba(0, 0, 0, 0.01);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
}

body.dark-theme .ox-item {
  background: rgba(255, 255, 255, 0.01);
  border-color: var(--border-dark);
}

.ox-text {
  font-size: 14px;
  margin-bottom: 12px;
}

.ox-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.btn-ox {
  height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background-color: var(--card);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  color: inherit;
}

body.dark-theme .btn-ox {
  border-color: var(--border-dark);
  background-color: rgba(255, 255, 255, 0.02);
}

.btn-ox.selected-o {
  background-color: rgba(145, 220, 145, 0.15);
  border-color: var(--success);
  color: var(--success);
}

.btn-ox.selected-x {
  background-color: rgba(220, 145, 145, 0.15);
  border-color: var(--error);
  color: var(--error);
}

/* 穴埋めUI */
.fill-paragraph {
  line-height: 2.2;
  font-size: 15px;
}

.fill-input {
  display: inline-block;
  width: 100px;
  height: 32px;
  border: none;
  border-bottom: 2px solid var(--primary);
  background: transparent;
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  margin: 0 4px;
  padding: 0 4px;
  transition: border-color 0.2s;
  outline: none;
}

.fill-input:focus {
  border-bottom-color: var(--primary-hover);
  background: var(--primary-glow);
  border-radius: 4px 4px 0 0;
}

/* 分類問題UI */
.classify-instructions {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

body.dark-theme .classify-instructions {
  color: var(--text-muted-dark);
}

.classify-deck {
  background: rgba(0, 0, 0, 0.01);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  min-height: 120px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  align-items: center;
  margin-bottom: 20px;
}

body.dark-theme .classify-deck {
  border-color: var(--border-dark);
  background: rgba(255, 255, 255, 0.01);
}

.chip {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 10px 16px;
  border-radius: var(--radius-lg);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  user-select: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: transform 0.2s, background-color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

body.dark-theme .chip {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-dark);
}

.chip:active {
  transform: scale(0.96);
}

.classify-targets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.classify-box {
  background: rgba(0, 0, 0, 0.015);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

body.dark-theme .classify-box {
  background: rgba(255, 255, 255, 0.01);
  border-color: var(--border-dark);
}

.classify-box-title {
  font-size: 13px;
  font-weight: 700;
  text-align: center;
  color: var(--primary);
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
}

body.dark-theme .classify-box-title {
  border-color: var(--border-dark);
}

.classify-box .chip {
  width: 100%;
  justify-content: space-between;
}

/* 並び替えUI */
.sort-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sort-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow);
}

body.dark-theme .sort-item {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border-dark);
}

.sort-controls {
  display: flex;
  gap: 8px;
}

.btn-sort-control {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: inherit;
  transition: background-color 0.2s;
}

body.dark-theme .btn-sort-control {
  border-color: var(--border-dark);
  background: rgba(255, 255, 255, 0.05);
}

.btn-sort-control:active {
  background: rgba(0, 0, 0, 0.05);
}

body.dark-theme .btn-sort-control:active {
  background: rgba(255, 255, 255, 0.1);
}

/* 記述問題UI */
.describe-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.describe-question {
  font-size: 15px;
  font-weight: 500;
}

.describe-textarea {
  width: 100%;
  min-height: 120px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
  font-size: 15px;
  outline: none;
  background-color: var(--card);
  color: inherit;
  resize: vertical;
  font-family: inherit;
}

body.dark-theme .describe-textarea {
  border-color: var(--border-dark);
  background-color: rgba(255, 255, 255, 0.02);
}

.describe-textarea:focus {
  border-color: var(--primary);
}

/* 解答・解説パネル */
.answer-panel {
  background: hsla(245, 85%, 97%, 0.95);
  border: 2px solid var(--primary-glow);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
  display: none;
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

body.dark-theme .answer-panel {
  background: hsla(220, 25%, 12%, 0.95);
  border-color: var(--border-dark);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.panel-title {
  font-family: 'Outfit', sans-serif;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-title.correct-title {
  color: var(--success);
}

.panel-title.incorrect-title {
  color: var(--error);
}

.model-answer-section {
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 14px;
  border: 1px solid var(--border);
  margin-bottom: 12px;
}

body.dark-theme .model-answer-section {
  background: rgba(0, 0, 0, 0.2);
  border-color: var(--border-dark);
}

.model-answer-title {
  font-weight: 700;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}

body.dark-theme .model-answer-title {
  color: var(--text-muted-dark);
}

.model-answer-content {
  font-weight: 600;
  white-space: pre-wrap;
}

/* 自己判定エリア */
.self-evaluation {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

body.dark-theme .self-evaluation {
  border-top-color: var(--border-dark);
}

.self-evaluation-title {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 10px;
  text-align: center;
}

.self-evaluation-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.btn-success {
  background-color: var(--success);
  box-shadow: 0 4px 12px rgba(145, 220, 145, 0.2);
}

.btn-success:active {
  background-color: var(--success-dark);
}

.btn-error {
  background-color: var(--error);
  box-shadow: 0 4px 12px rgba(220, 145, 145, 0.2);
}

.btn-error:active {
  background-color: var(--error-dark);
}

/* ボトム固定バー */
.bottom-nav {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--card);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-around;
  padding: 8px 12px calc(8px + var(--safe-bottom));
  z-index: 10;
}

body.dark-theme .bottom-nav {
  background: var(--card-dark);
  border-top: 1px solid var(--border-dark);
}

.nav-item {
  background: none;
  border: none;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 10px;
  font-weight: 500;
  cursor: pointer;
  flex: 1;
  padding: 4px 0;
  transition: color 0.2s;
}

body.dark-theme .nav-item {
  color: var(--text-muted-dark);
}

.nav-item.active {
  color: var(--primary);
}

.nav-icon {
  font-size: 20px;
  margin-bottom: 2px;
}

/* クイズ用ボトムアクションバー */
.quiz-action-bar {
  padding: 16px 20px calc(16px + var(--safe-bottom));
  background: var(--card);
  border-top: 1px solid var(--border);
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  display: flex;
  gap: 12px;
  z-index: 10;
}

body.dark-theme .quiz-action-bar {
  background: var(--card-dark);
  border-top-color: var(--border-dark);
}

/* モーダルダイアログ */
.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 24px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-dark);
  animation: scaleUp 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
}

body.dark-theme .modal-card {
  background: hsl(220, 25%, 15%);
}

@keyframes scaleUp {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-title {
  font-family: 'Outfit', sans-serif;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.modal-body {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

body.dark-theme .modal-body {
  color: var(--text-muted-dark);
}

.modal-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* 解答比較テーブルとリストのスタイル */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: 13px;
  background: rgba(0, 0, 0, 0.01);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

body.dark-theme .comparison-table {
  background: rgba(255, 255, 255, 0.01);
}

.comparison-table th, .comparison-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

body.dark-theme .comparison-table th, 
body.dark-theme .comparison-table td {
  border-bottom-color: var(--border-dark);
}

.comparison-table th {
  font-weight: 700;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.02);
}

body.dark-theme .comparison-table th {
  color: var(--text-muted-dark);
  background: rgba(255, 255, 255, 0.02);
}

.comparison-value-user {
  font-weight: 600;
}

.comparison-value-user.is-correct {
  color: var(--success);
}

.comparison-value-user.is-incorrect {
  color: var(--error);
}

.comparison-value-correct {
  font-weight: 600;
  color: var(--primary);
}

/* 記述式用縦並び比較スタイル */
.describe-comparison {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.describe-comp-box {
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 12px;
  border: 1px solid var(--border);
  text-align: left;
}

body.dark-theme .describe-comp-box {
  background: rgba(0, 0, 0, 0.2);
  border-color: var(--border-dark);
}

.describe-comp-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}

body.dark-theme .describe-comp-title {
  color: var(--text-muted-dark);
}

.describe-comp-content {
  font-size: 14px;
  white-space: pre-wrap;
  word-break: break-all;
}

/* ドラッグ中のチップのビジュアル効果 */
.chip.dragging {
  opacity: 0.75;
  box-shadow: var(--shadow-dark);
  transform: scale(1.05);
  transition: none !important;
  background-color: var(--primary-glow) !important;
  border-color: var(--primary) !important;
}