/* ---------------------------------------------------------------------------
 * テキスト解析ツール専用スタイル (css/text-analyzer.css)
 * common.css → core.css → text-analyzer.css の順で読み込む。
 * ------------------------------------------------------------------------- */

.tool-intro h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 12px;
}

.site-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  max-width: 68ch;
}

/* ===========================================================================
 * レイアウト：入力を左、解析結果を右。モバイルでは入力→結果の縦積み。
 * ========================================================================= */

.ta-layout {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(300px, 420px);
  gap: 24px;
  align-items: start;
  margin-top: 24px;
}

/* --- 入力パネル --- */

.ta-editor {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 88px;
}

.ta-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.ta-toolbar .btn {
  font-size: 0.8rem;
  padding: 7px 14px;
}

.ta-input {
  width: 100%;
  min-height: 420px;
  padding: 16px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--text-color);
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  resize: vertical;
  transition: var(--transition-fast);
}

.ta-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.ta-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.8;
}

/* --- 結果パネル --- */

.ta-results {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.ta-section {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 20px;
}

.ta-section h2 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.ta-section-lead {
  font-size: 0.74rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

/* ===========================================================================
 * 基本カウントのカード
 * ========================================================================= */

.ta-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
}

.ta-card {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 14px;
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.ta-card.is-primary {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.ta-card-value {
  font-size: 1.5rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  line-height: 1.15;
  color: var(--text-color);
  word-break: break-word;
}

.ta-card.is-primary .ta-card-value {
  color: var(--primary-color);
}

.ta-card-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-color);
}

.ta-card-sub {
  font-size: 0.66rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

/* ===========================================================================
 * 句読点の判定
 * ========================================================================= */

.ta-verdict {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-color);
  margin-bottom: 14px;
}

.ta-verdict-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 999px;
  background-color: var(--border-color);
  color: var(--text-color);
}

.ta-verdict[data-tone="ok"] {
  border-color: var(--success-color);
  background-color: var(--success-light);
}
.ta-verdict[data-tone="ok"] .ta-verdict-badge {
  background-color: var(--success-color);
  color: #fff;
}

.ta-verdict[data-tone="warn"] {
  border-color: #ff9f0a;
  background-color: rgba(255, 159, 10, 0.1);
}
.ta-verdict[data-tone="warn"] .ta-verdict-badge {
  background-color: #ff9f0a;
  color: #1d1d1f;
}

.ta-verdict[data-tone="idle"] .ta-verdict-badge {
  background-color: transparent;
  color: var(--text-secondary);
  padding-left: 0;
  font-weight: 600;
}

.ta-verdict-note {
  margin-top: 8px;
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--text-color);
}

.ta-stat-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 14px;
  margin: 0;
}

.ta-stat-list > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-color);
}

.ta-stat-list dt {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.ta-stat-list dd {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-color);
  white-space: nowrap;
}

.ta-stat-list dd small {
  font-size: 0.64rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.ta-hint {
  margin-top: 12px;
  font-size: 0.72rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.ta-hint.is-warn {
  color: #b26a00;
  font-weight: 600;
}

@media (prefers-color-scheme: dark) {
  .ta-hint.is-warn { color: #ffb340; }
}

/* ===========================================================================
 * 文字種の構成比
 * ========================================================================= */

.ta-bar {
  display: flex;
  width: 100%;
  height: 14px;
  border-radius: 999px;
  overflow: hidden;
  background-color: var(--border-color);
  margin-bottom: 14px;
}

.ta-seg {
  display: block;
  height: 100%;
}

.ta-seg-kanji    { background-color: #007aff; }
.ta-seg-hiragana { background-color: #34c759; }
.ta-seg-katakana { background-color: #5ac8fa; }
.ta-seg-alphabet { background-color: #af52de; }
.ta-seg-digit    { background-color: #ff9f0a; }
.ta-seg-symbol   { background-color: #ff6482; }
.ta-seg-space    { background-color: var(--border-hover); }
.ta-seg-other    { background-color: #8e8e93; }
.ta-seg-empty    { background-color: var(--border-color); }

.ta-legend {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px 14px;
  margin: 0;
  padding: 0;
}

.ta-legend li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 0.74rem;
}

.ta-key {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
}

.ta-swatch {
  width: 9px;
  height: 9px;
  border-radius: 2px;
  flex-shrink: 0;
}

.ta-val {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-color);
  white-space: nowrap;
}

.ta-val small {
  font-weight: 500;
  color: var(--text-secondary);
}

/* ===========================================================================
 * 文字数ターゲット
 * ========================================================================= */

.ta-limits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.ta-limit-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 5px;
}

.ta-limit-name {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-color);
}

.ta-limit-count {
  font-size: 0.74rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary);
}

.ta-limit-bar {
  height: 6px;
  border-radius: 999px;
  background-color: var(--border-color);
  overflow: hidden;
}

.ta-limit-bar span {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background-color: var(--accent);
  border-radius: 999px;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.ta-limit-rest {
  display: block;
  margin-top: 4px;
  font-size: 0.66rem;
  color: var(--text-secondary);
}

.ta-limit.is-over .ta-limit-bar span { background-color: var(--danger-text); }
.ta-limit.is-over .ta-limit-count,
.ta-limit.is-over .ta-limit-rest {
  color: var(--danger-text);
  font-weight: 700;
}

/* ===========================================================================
 * レスポンシブ
 * ========================================================================= */

@media (max-width: 980px) {
  .ta-layout {
    grid-template-columns: 1fr;
  }
  .ta-editor {
    position: static;
  }
  .ta-input {
    min-height: 260px;
  }
}

@media (max-width: 600px) {
  .tool-intro h1 { font-size: 1.55rem; }
  .ta-editor,
  .ta-section { padding: 16px; }
  .ta-cards { grid-template-columns: 1fr 1fr; }
  .ta-card-value { font-size: 1.25rem; }
  .ta-stat-list,
  .ta-legend { grid-template-columns: 1fr; }
}