:root {
  --bg: #0a0e14;
  --bg-soft: #0f1620;
  --bg-card: #131c28;
  --bg-card-hover: #182333;
  --border: #1f2c3d;
  --border-strong: #2a3a52;
  --text: #d8e1ee;
  --text-soft: #8895a8;
  --text-dim: #5b6677;
  --accent: #2BAEA9;
  --accent-glow: rgba(43, 174, 169, 0.35);
  --accent-soft: rgba(43, 174, 169, 0.12);
  --pos: #4ade80;
  --neg: #f87171;
  --neu: #94a3b8;
  --warn: #fbbf24;
  --hot: #fb923c;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --display: 'Noto Serif TC', 'Noto Sans TC', serif;
  --sans: 'Noto Sans TC', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse at 20% 0%, var(--accent-soft), transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(43,174,169,0.05), transparent 50%);
  pointer-events: none; z-index: 0;
}
body::after {
  content: '';
  position: fixed; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.15;
  pointer-events: none; z-index: 0;
}

.mono { font-family: var(--mono); letter-spacing: 0.02em; }

/* ============== TOPBAR ============== */
.topbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 28px;
  background: rgba(10,14,20,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark {
  width: 36px; height: 36px;
  background:
    conic-gradient(from 90deg, var(--accent), transparent 30%, var(--accent) 60%, transparent 90%, var(--accent));
  border-radius: 50%;
  position: relative;
  animation: rotate 10s linear infinite;
}
.brand-mark::after {
  content: '';
  position: absolute; inset: 6px;
  background: var(--bg);
  border-radius: 50%;
}
.brand-mark::before {
  content: '';
  position: absolute; inset: 14px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-glow);
}
@keyframes rotate { to { transform: rotate(360deg); } }

.brand-title {
  font-family: var(--mono); font-weight: 700;
  font-size: 16px; letter-spacing: 0.16em;
  color: var(--accent);
}
.brand-sub {
  font-family: var(--display);
  font-size: 13px; color: var(--text-soft);
  margin-top: 2px;
}

.status { display: flex; gap: 28px; align-items: center; }
.status-item { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.status-label { color: var(--text-dim); letter-spacing: 0.1em; font-size: 11px; }

.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent);
}
.dot.pulse { animation: pulse 1.6s ease-out infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 var(--accent); }
  70% { box-shadow: 0 0 0 12px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ============== GRID LAYOUT ============== */
.grid {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: minmax(60px, auto);
  gap: 16px;
  padding: 20px 28px;
  max-width: 1600px;
  margin: 0 auto;
}

.row.kpis {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.kpi {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--text-dim);
  padding: 18px 20px;
  position: relative;
  transition: all 0.2s;
}
.kpi:hover { background: var(--bg-card-hover); }
.kpi.accent { border-left-color: var(--accent); }
.kpi.accent .kpi-value { color: var(--accent); }
.kpi-label {
  font-size: 11px; color: var(--text-dim);
  letter-spacing: 0.15em; text-transform: uppercase;
  font-family: var(--mono);
}
.kpi-value {
  font-family: var(--display);
  font-size: 38px; font-weight: 900;
  line-height: 1.1; margin: 6px 0 4px;
  color: var(--text);
}
.kpi-delta {
  font-family: var(--mono); font-size: 10px;
  color: var(--text-dim); letter-spacing: 0.1em;
}

/* ============== PANELS ============== */
.panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0;
  position: relative;
  overflow: hidden;
  display: flex; flex-direction: column;
}
.panel::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.5;
}

#trendPanel  { grid-column: span 8; grid-row: span 4; min-height: 320px; }
#topicPanel  { grid-column: span 4; grid-row: span 4; min-height: 320px; }
#sourcePanel { grid-column: span 4; grid-row: span 3; min-height: 260px; }
#entitiesPanel { grid-column: span 4; grid-row: span 5; min-height: 420px; }
#hotPanel    { grid-column: span 4; grid-row: span 5; min-height: 420px; }
#activityPanel { grid-column: span 12; grid-row: span 4; min-height: 280px; }
#briefingPanel { grid-column: span 12; grid-row: span 4; }
#feedPanel   { grid-column: span 12; grid-row: span 6; min-height: 400px; }

.panel-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
  flex-wrap: wrap;
}
.panel-title {
  font-family: var(--display);
  font-weight: 700; font-size: 15px;
  color: var(--text);
}
.panel-meta {
  font-family: var(--mono); font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.15em;
}
.panel-actions { display: flex; gap: 8px; }

.btn-trig {
  background: transparent;
  color: var(--text-soft);
  border: 1px solid var(--border-strong);
  padding: 5px 11px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-trig:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-trig.accent {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.btn-trig.accent:hover { background: var(--accent); color: var(--bg); }

.chart {
  flex: 1; min-height: 240px;
  padding: 8px;
}

/* ============== ENTITIES LIST ============== */
.entities { padding: 8px; overflow-y: auto; max-height: 380px; }
.entity-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.entity-name { color: var(--text); font-weight: 500; }
.entity-count {
  font-family: var(--mono); font-size: 12px;
  color: var(--accent); font-weight: 700;
}
.entity-bar {
  width: 80px; height: 4px;
  background: var(--bg-soft);
  position: relative; overflow: hidden;
}
.entity-bar-fill {
  position: absolute; left: 0; top: 0; bottom: 0;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.entity-bar-fill.neg { background: linear-gradient(90deg, var(--neg), transparent); }
.entity-bar-fill.pos { background: linear-gradient(90deg, var(--pos), transparent); }

/* ============== HOT SIGNALS ============== */
.hotlist { padding: 4px 0; overflow-y: auto; max-height: 380px; }
.hot-row {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
}
.hot-row:hover { background: var(--bg-card-hover); }
.hot-row-top {
  display: flex; gap: 8px; align-items: center;
  font-size: 11px; color: var(--text-dim);
  margin-bottom: 6px; font-family: var(--mono);
}
.hot-row-title {
  font-size: 13px; color: var(--text);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hot-row-summary {
  font-size: 12px; color: var(--text-soft);
  margin-top: 4px;
}
.badge {
  padding: 2px 8px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.05em;
}
.badge.relevance {
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--accent);
}
.badge.sent-positive { background: rgba(74,222,128,0.12); color: var(--pos); }
.badge.sent-negative { background: rgba(248,113,113,0.12); color: var(--neg); }
.badge.sent-neutral { background: rgba(148,163,184,0.12); color: var(--neu); }
.badge.topic { background: var(--bg-soft); color: var(--text-soft); border: 1px solid var(--border-strong); }

/* ============== ACTIVITY FEED ============== */
.activity {
  font-family: var(--mono); font-size: 12px;
  padding: 8px 18px 14px;
  overflow-y: auto;
  max-height: 220px;
  background: linear-gradient(180deg, var(--bg-card), var(--bg-soft));
}
.activity-row {
  display: grid;
  grid-template-columns: 90px 70px 110px 1fr;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  color: var(--text-soft);
}
.activity-row:first-child {
  color: var(--accent);
  animation: highlight 1.5s ease-out;
}
@keyframes highlight {
  from { background: var(--accent-soft); }
  to { background: transparent; }
}
.activity-ts { color: var(--text-dim); }
.activity-level { letter-spacing: 0.05em; }
.activity-level.info { color: var(--accent); }
.activity-level.warn { color: var(--warn); }
.activity-level.error { color: var(--neg); }
.activity-module {
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ============== BRIEFING ============== */
.briefing {
  padding: 20px 28px;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
  white-space: pre-wrap;
  overflow-y: auto;
  max-height: 420px;
}
.briefing h1, .briefing h2, .briefing h3 {
  font-family: var(--display);
  margin: 14px 0 8px;
  color: var(--accent);
}
.briefing strong { color: var(--accent); }

/* ============== FEED ============== */
.feed { padding: 4px 0; overflow-y: auto; max-height: 600px; }
.feed-row {
  display: grid;
  grid-template-columns: 80px 110px 1fr auto;
  gap: 14px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 12.5px;
  align-items: center;
}
.feed-row:hover { background: var(--bg-card-hover); }
.feed-ts { font-family: var(--mono); font-size: 11px; color: var(--text-dim); }
.feed-source {
  font-family: var(--mono); font-size: 10px;
  color: var(--text-soft);
  background: var(--bg-soft);
  padding: 3px 8px;
  border: 1px solid var(--border);
  text-align: center;
  letter-spacing: 0.05em;
}
.feed-title { color: var(--text); }
.feed-title a { color: inherit; text-decoration: none; }
.feed-title a:hover { color: var(--accent); }
.feed-meta { display: flex; gap: 6px; }

/* ============== FOOTER ============== */
.footer {
  display: flex; justify-content: space-between;
  padding: 18px 28px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 24px;
}

/* ============== CANDIDATE IMPACT PANEL ============== */
#candidatePanel {
  grid-column: 1 / -1;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  position: relative;
}
#candidatePanel::before {
  background: linear-gradient(90deg, transparent, var(--accent) 30%, var(--accent) 70%, transparent);
}

/* 模式切換顯隱 */
#candidatePanel.mode-single .compare-only { display: none; }
#candidatePanel.mode-compare .single-only { display: none; }

.cand-mode {
  display: inline-flex;
  background: var(--bg-soft);
  border: 1px solid var(--border-strong);
  padding: 2px;
}
.cand-mode-btn {
  background: transparent;
  border: none;
  color: var(--text-soft);
  font-family: var(--sans);
  font-size: 11.5px;
  font-weight: 500;
  padding: 5px 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.cand-mode-btn:hover { color: var(--text); }
.cand-mode-btn.active {
  background: var(--accent);
  color: var(--bg);
  font-weight: 700;
}

/* 多選候選人 */
.cand-multi {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--bg-soft);
  border: 1px solid var(--border-strong);
  padding: 5px 10px;
}
.cand-multi label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
  user-select: none;
}
.cand-multi input[type="checkbox"] {
  accent-color: var(--accent);
  width: 13px; height: 13px;
  cursor: pointer;
}
.cand-multi label .cand-dot {
  width: 8px; height: 8px;
  margin: 0;
}

.cand-controls {
  display: flex; align-items: center; gap: 10px;
  flex-wrap: wrap;
}
.cand-tabs {
  display: flex; gap: 4px;
  background: var(--bg-soft);
  padding: 3px;
  border: 1px solid var(--border-strong);
}
.cand-tab {
  background: transparent;
  border: none;
  color: var(--text-soft);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 11px;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: all 0.15s;
}
.cand-tab:hover {
  color: var(--text);
}
.cand-tab.active {
  background: var(--accent);
  color: var(--bg);
  font-weight: 700;
}
.cand-period {
  background: var(--bg-soft);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 5px 9px;
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
  outline: none;
}
.cand-period:focus { border-color: var(--accent); }

.cand-body {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr 1fr;
  gap: 1px;
  background: var(--border);
  padding: 1px 0;
}
.cand-body > div {
  background: var(--bg-card);
  padding: 18px 20px;
}

/* 核心數據（左） */
.cand-metrics {
  display: flex; flex-direction: column;
  gap: 18px;
  justify-content: center;
}
.cand-metric {
  display: flex; flex-direction: column;
  gap: 2px;
}
.cand-metric-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.cand-metric-value {
  font-family: var(--display);
  font-size: 38px;
  font-weight: 900;
  color: var(--text);
  line-height: 1.05;
}
.cand-metric-value.pos { color: var(--pos); }
.cand-metric-value.neg { color: var(--neg); }
.cand-metric-value.neutral { color: var(--accent); }
.cand-metric-delta {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}
.cand-metric-delta.up { color: var(--pos); }
.cand-metric-delta.down { color: var(--neg); }

/* 情緒分布（中） */
.cand-sentiment {
  display: flex; flex-direction: column;
  gap: 10px;
}
.cand-sent-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 12px;
  color: var(--text);
  margin-bottom: 4px;
}
.cand-sent-row {
  display: grid;
  grid-template-columns: 90px 1fr 70px;
  align-items: center;
  gap: 10px;
}
.cand-sent-label {
  font-size: 12px;
  color: var(--text);
  display: flex; align-items: center; gap: 6px;
}
.cand-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
}
.cand-dot.positive { background: var(--pos); box-shadow: 0 0 6px rgba(74,222,128,0.5); }
.cand-dot.negative { background: var(--neg); box-shadow: 0 0 6px rgba(248,113,113,0.5); }
.cand-dot.neutral { background: var(--neu); }

.cand-sent-bar {
  height: 8px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.cand-sent-fill {
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 0;
  transition: width 0.6s cubic-bezier(0.2, 0.7, 0.3, 1);
}
.cand-sent-fill.positive { background: var(--pos); }
.cand-sent-fill.negative { background: var(--neg); }
.cand-sent-fill.neutral { background: var(--neu); }
.cand-sent-count {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-soft);
  text-align: right;
}

/* 影響度天平 */
.cand-meter {
  margin-top: 12px;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
}
.cand-meter-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.cand-meter-track {
  position: relative;
  height: 4px;
  background: linear-gradient(90deg, var(--neg), var(--neu) 50%, var(--pos));
  margin-bottom: 6px;
}
.cand-meter-zero {
  position: absolute;
  left: 50%; top: -3px; bottom: -3px;
  width: 1px;
  background: var(--text-dim);
}
.cand-meter-needle {
  position: absolute;
  top: -4px;
  width: 3px; height: 12px;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  transition: left 0.6s cubic-bezier(0.2, 0.7, 0.3, 1);
  transform: translateX(-50%);
}
.cand-meter-scale {
  display: flex; justify-content: space-between;
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--text-dim);
}

/* 走勢（右） */
.cand-trend {
  display: flex; flex-direction: column;
  gap: 10px;
}
.cand-spark {
  height: 100px;
  margin: -8px 0 4px;
}
.cand-topics-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-top: 4px;
  text-transform: uppercase;
}
.cand-topics {
  display: flex; flex-wrap: wrap; gap: 4px;
}
.cand-topic-tag {
  font-size: 11px;
  padding: 3px 8px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--border-strong);
  font-family: var(--mono);
}
.cand-topic-tag .c {
  margin-left: 4px;
  color: var(--text-soft);
}

/* 重點訊號（下） */
.cand-signals {
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
}
.cand-signals-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  padding: 12px 20px 4px;
  text-transform: uppercase;
}
.cand-signals-list {
  max-height: 220px;
  overflow-y: auto;
  padding: 0 6px 8px;
}
.cand-signal-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  font-size: 12px;
  transition: background 0.12s;
}
.cand-signal-row:hover { background: var(--bg-card-hover); }
.cand-signal-row:last-child { border-bottom: none; }
.cand-signal-bullet {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.cand-signal-bullet.positive { background: var(--pos); }
.cand-signal-bullet.negative { background: var(--neg); }
.cand-signal-bullet.neutral { background: var(--neu); }
.cand-signal-text {
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cand-signal-meta {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-dim);
  text-align: right;
  display: flex; gap: 6px; align-items: center;
}

/* ============== 比較模式版面 ============== */
.cand-compare-view {
  padding: 18px 20px 20px;
  display: flex; flex-direction: column;
  gap: 16px;
}

/* 記分卡橫排 */
.cand-scorecards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.cand-scorecard {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-top: 3px solid var(--cand-color, var(--accent));
  padding: 14px 16px;
  position: relative;
  transition: all 0.15s;
}
.cand-scorecard:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}
.cand-sc-header {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 10px;
}
.cand-sc-name {
  font-family: var(--display);
  font-size: 16px; font-weight: 700;
  color: var(--text);
}
.cand-sc-rank {
  font-family: var(--mono); font-size: 11px;
  color: var(--text-dim); letter-spacing: 0.05em;
}
.cand-sc-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 10px 12px;
  margin-bottom: 10px;
}
.cand-sc-stat-label {
  font-family: var(--mono); font-size: 9.5px;
  color: var(--text-dim); letter-spacing: 0.1em;
  text-transform: uppercase;
}
.cand-sc-stat-value {
  font-family: var(--display);
  font-size: 22px; font-weight: 900;
  line-height: 1.1;
  color: var(--text);
}
.cand-sc-stat-value.pos { color: var(--pos); }
.cand-sc-stat-value.neg { color: var(--neg); }
.cand-sc-stat-value.neutral { color: var(--accent); }
.cand-sc-stat-delta {
  font-family: var(--mono); font-size: 10px;
  color: var(--text-dim);
}
.cand-sc-stat-delta.up { color: var(--pos); }
.cand-sc-stat-delta.down { color: var(--neg); }

/* 情緒迷你條 */
.cand-sc-sentbar {
  display: flex;
  height: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  overflow: hidden;
}
.cand-sc-sentbar > div { height: 100%; transition: width 0.5s; }
.cand-sc-sentbar .pos { background: var(--pos); }
.cand-sc-sentbar .neu { background: var(--neu); }
.cand-sc-sentbar .neg { background: var(--neg); }
.cand-sc-sentlabel {
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 9.5px;
  margin-top: 5px; color: var(--text-dim);
}

/* 多比較圖表雙欄 */
.cand-compare-charts {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 16px;
}
.cand-compare-pane {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  padding: 14px 16px;
}
.cand-compare-pane .cand-sent-title {
  margin-bottom: 2px;
}
.cand-sent-sub {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  margin-bottom: 10px;
  text-transform: uppercase;
}
.cand-compare-chart {
  width: 100%;
  height: 260px;
}

/* 情緒比較分布列 */
.cand-sentiment-grid {
  display: flex; flex-direction: column;
  gap: 12px;
  margin-top: 4px;
}
.cand-sent-grid-row {
  display: grid;
  grid-template-columns: 80px 1fr 70px;
  align-items: center;
  gap: 12px;
}
.cand-sent-grid-name {
  display: flex; align-items: center; gap: 7px;
  font-size: 12.5px; color: var(--text);
}
.cand-sent-grid-name .cand-dot {
  width: 8px; height: 8px;
}
.cand-sent-grid-bar {
  display: flex;
  height: 14px;
  border: 1px solid var(--border-strong);
  background: var(--bg);
  overflow: hidden;
}
.cand-sent-grid-bar > div {
  height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 9.5px;
  color: rgba(0,0,0,0.65); font-weight: 700;
  transition: width 0.6s;
}
.cand-sent-grid-bar .pos { background: var(--pos); }
.cand-sent-grid-bar .neu { background: var(--neu); }
.cand-sent-grid-bar .neg { background: var(--neg); }
.cand-sent-grid-total {
  font-family: var(--mono); font-size: 11.5px;
  color: var(--text); text-align: right;
  font-weight: 500;
}

/* ============== SCROLLBAR ============== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-soft); }
::-webkit-scrollbar-thumb { background: var(--border-strong); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ============== RESPONSIVE ============== */

/* ---------- TABLET (≤1100px) ---------- */
@media (max-width: 1100px) {
  .grid { padding: 16px 18px; gap: 14px; }
  .row.kpis { grid-template-columns: repeat(3, 1fr); }

  #trendPanel { grid-column: span 12; min-height: 300px; }
  #topicPanel { grid-column: span 12; min-height: 320px; }
  #sourcePanel { grid-column: span 6; }
  #entitiesPanel { grid-column: span 6; }
  #hotPanel { grid-column: span 12; }
  #activityPanel, #briefingPanel, #feedPanel { grid-column: 1 / -1; }

  /* 候選人面板平板版：核心數據改成橫排 */
  .cand-body { grid-template-columns: 1fr 1fr; }
  .cand-metrics {
    grid-column: 1 / -1;
    flex-direction: row;
    justify-content: space-between;
    gap: 16px;
  }
  .cand-metric { flex: 1; }

  /* 比較模式平板版：圖表單欄堆疊 */
  .cand-compare-charts { grid-template-columns: 1fr; }
  .cand-compare-chart { height: 240px; }
  .cand-scorecards { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- MOBILE (≤768px) ---------- */
@media (max-width: 768px) {
  /* 把背景格子放大才不會在小螢幕變得太密 */
  body::after { background-size: 40px 40px; opacity: 0.1; }

  /* Topbar 緊湊化 */
  .topbar {
    padding: 10px 14px;
    flex-wrap: wrap;
    gap: 10px;
  }
  .brand { gap: 10px; }
  .brand-mark { width: 28px; height: 28px; }
  .brand-mark::after { inset: 5px; }
  .brand-mark::before { inset: 11px; }
  .brand-title { font-size: 12px; letter-spacing: 0.12em; }
  .brand-sub { font-size: 10.5px; margin-top: 1px; }

  .status { gap: 14px; flex-wrap: wrap; }
  .status-item { font-size: 11px; gap: 6px; }
  .status-label { font-size: 10px; }
  /* 系統時間在手機上隱藏（節省空間，使用者手機已有時鐘） */
  .status-item:last-child { display: none; }

  /* Grid 全部單欄 */
  .grid {
    padding: 12px;
    gap: 12px;
    grid-template-columns: 1fr;
  }

  /* KPI：兩欄；最後一個 accent kpi 跨兩欄突出 */
  .row.kpis {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .kpi { padding: 14px 14px; border-left-width: 2px; }
  .kpi-label { font-size: 10px; letter-spacing: 0.12em; }
  .kpi-value { font-size: 26px; margin: 4px 0 2px; }
  .kpi-delta { font-size: 9px; }
  .kpi.accent { grid-column: span 2; } /* 高選舉相關訊號 KPI 拉長突出 */

  /* 所有 panel 都單欄 */
  #trendPanel, #topicPanel, #sourcePanel, #entitiesPanel, #hotPanel,
  #activityPanel, #briefingPanel, #feedPanel {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  /* 候選人面板手機版：垂直堆疊三區塊 */
  #candidatePanel { grid-column: 1 / -1; }
  .cand-body {
    grid-template-columns: 1fr;
    padding: 0;
  }
  .cand-body > div { padding: 14px 16px; }
  .cand-metrics {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: space-between;
  }
  .cand-metric { flex: 1 1 calc(33% - 10px); min-width: 0; }
  .cand-metric-value { font-size: 28px; }
  .cand-controls { width: 100%; margin-top: 4px; }
  .cand-tabs { flex: 1; overflow-x: auto; }
  .cand-tab { font-size: 11.5px; padding: 5px 9px; }
  .cand-sent-row {
    grid-template-columns: 80px 1fr 50px;
    gap: 8px;
  }
  .cand-sent-label { font-size: 11.5px; }
  .cand-sent-count { font-size: 10.5px; }
  .cand-spark { height: 80px; }
  .cand-signals-label { padding: 10px 16px 4px; }
  .cand-signal-row { padding: 8px 12px; font-size: 11.5px; }
  .cand-signal-meta { font-size: 9.5px; }

  /* 比較模式手機版：全單欄堆疊 */
  .cand-compare-view { padding: 14px 12px; gap: 12px; }
  .cand-scorecards { grid-template-columns: 1fr; }
  .cand-multi {
    flex-direction: column;
    gap: 6px;
    width: 100%;
  }
  .cand-multi label { font-size: 12px; }
  .cand-mode { width: 100%; }
  .cand-mode-btn { flex: 1; font-size: 11px; padding: 6px 8px; }
  .cand-compare-pane { padding: 12px 14px; }
  .cand-compare-chart { height: 220px; }
  .cand-sent-grid-row {
    grid-template-columns: 70px 1fr 50px;
    gap: 8px;
  }
  .cand-sent-grid-name { font-size: 11.5px; }
  .cand-sent-grid-total { font-size: 10.5px; }
  .cand-sc-stat-value { font-size: 18px; }

  /* 圖表高度調整 */
  #trendPanel  { min-height: 280px; }
  #topicPanel  { min-height: 320px; }
  #sourcePanel { min-height: 260px; }
  #entitiesPanel, #hotPanel { min-height: 360px; max-height: 480px; }
  #activityPanel { min-height: 260px; }
  #feedPanel { min-height: 360px; }

  .chart { min-height: 220px; padding: 4px; }

  /* Panel header 與按鈕 */
  .panel-header {
    padding: 12px 14px;
    gap: 8px;
  }
  .panel-title { font-size: 13.5px; }
  .panel-meta { font-size: 9.5px; letter-spacing: 0.12em; }
  .panel-actions {
    flex-wrap: wrap;
    gap: 6px;
    width: 100%;
    margin-top: 4px;
  }
  .btn-trig {
    padding: 6px 10px;
    font-size: 10.5px;
    flex: 1 0 auto;
    min-height: 32px;
  }

  /* Entity 列表更緊湊 */
  .entity-row {
    grid-template-columns: 1fr 60px auto;
    gap: 10px;
    padding: 9px 12px;
    font-size: 12.5px;
  }
  .entity-bar { width: 60px; }

  /* Hot signals 行 */
  .hot-row { padding: 11px 14px; }
  .hot-row-top {
    flex-wrap: wrap;
    gap: 5px;
    font-size: 10px;
    margin-bottom: 5px;
  }
  .hot-row-top > span:last-child {
    flex-basis: 100%;
    margin-top: 2px;
    margin-left: 0 !important;
  }
  .hot-row-title { font-size: 12.5px; }
  .hot-row-summary { font-size: 11.5px; }

  /* Activity 日誌：改成兩列佈局 */
  .activity {
    padding: 6px 14px 10px;
    font-size: 11px;
    max-height: 240px;
  }
  .activity-row {
    grid-template-columns: 70px 1fr;
    gap: 4px 10px;
    padding: 7px 0;
  }
  .activity-row > .activity-level {
    grid-column: 1;
    grid-row: 1;
  }
  .activity-row > .activity-ts {
    grid-column: 2;
    grid-row: 1;
    text-align: left;
  }
  .activity-row > .activity-module {
    grid-column: 1 / -1;
    grid-row: 2;
    font-size: 10px;
  }
  .activity-row > div:last-child {
    grid-column: 1 / -1;
    grid-row: 3;
  }

  /* Briefing */
  .briefing {
    padding: 16px 18px;
    font-size: 13px;
    line-height: 1.75;
    max-height: 420px;
  }

  /* Feed 行：堆疊 */
  .feed-row {
    grid-template-columns: 1fr;
    gap: 5px;
    padding: 10px 14px;
    align-items: flex-start;
  }
  .feed-row .feed-ts { font-size: 10.5px; }
  .feed-row .feed-source { display: inline-block; width: max-content; padding: 2px 7px; font-size: 9.5px; }
  .feed-row .feed-title { font-size: 12.5px; line-height: 1.5; }
  .feed-row .feed-meta { flex-wrap: wrap; gap: 4px; }
  .feed-row .feed-meta .badge { font-size: 9.5px; padding: 1px 6px; }

  .badge { font-size: 9.5px; }

  /* Footer */
  .footer {
    flex-direction: column;
    gap: 6px;
    text-align: center;
    padding: 14px 16px;
    font-size: 10.5px;
  }

  /* ========== CHAT 手機版：全屏 modal ========== */
  .chat-toggle {
    bottom: calc(16px + env(safe-area-inset-bottom, 0px));
    right: calc(16px + env(safe-area-inset-right, 0px));
    padding: 12px 18px 12px 14px;
  }
  .chat-toggle-label { font-size: 12px; }

  /* 全屏 chat 時鎖背景捲動 */
  body.chat-open { overflow: hidden; position: fixed; width: 100%; }

  .chat-panel {
    bottom: 0; right: 0; left: 0; top: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    max-height: 100vh;
    max-height: 100dvh;
  }
  .chat-header {
    padding: 14px 16px;
    padding-top: calc(14px + env(safe-area-inset-top, 0px));
  }
  .chat-messages { padding: 14px; }
  .chat-msg { max-width: 92%; }
  .chat-msg-bubble { font-size: 13.5px; padding: 10px 13px; }
  .chat-input {
    padding: 10px 12px 12px;
    padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  }
  .chat-input textarea { font-size: 14px; padding: 10px 12px; }
  .chat-send { width: 44px; height: 44px; }
}

/* ---------- SMALL MOBILE (≤480px) ---------- */
@media (max-width: 480px) {
  .topbar { padding: 8px 12px; }
  .brand-title { font-size: 11px; letter-spacing: 0.1em; }
  .brand-sub { font-size: 10px; }
  .status { gap: 10px; }

  .grid { padding: 10px; gap: 10px; }

  .row.kpis { gap: 8px; }
  .kpi { padding: 12px; }
  .kpi-value { font-size: 22px; }
  .kpi-label { font-size: 9.5px; }

  .panel-header { padding: 10px 12px; }
  .panel-title { font-size: 12.5px; }

  .btn-trig {
    flex: 1 1 calc(50% - 4px);
    font-size: 10px;
    padding: 6px 8px;
  }

  .chat-toggle {
    padding: 10px 14px 10px 12px;
  }
  .chat-toggle-icon { font-size: 16px; }
  .chat-toggle-label { font-size: 11px; letter-spacing: 0.06em; }

  .chat-msg-bubble { font-size: 13px; }
  .chat-suggest-list li { font-size: 11.5px; padding: 7px 10px; }
}

/* ============== CHAT WIDGET ============== */
.chat-toggle {
  position: fixed;
  bottom: calc(28px + env(safe-area-inset-bottom, 0px));
  right: calc(28px + env(safe-area-inset-right, 0px));
  z-index: 1000;
  display: flex; align-items: center; gap: 10px;
  background: var(--accent);
  color: var(--bg);
  border: none;
  padding: 14px 22px 14px 18px;
  font-family: var(--mono); font-weight: 700;
  font-size: 13px; letter-spacing: 0.08em;
  cursor: pointer;
  box-shadow:
    0 8px 24px rgba(0,0,0,0.5),
    0 0 0 1px rgba(43,174,169,0.3),
    0 0 32px var(--accent-glow);
  transition: all 0.2s ease;
  position: fixed;
}
.chat-toggle:hover {
  transform: translateY(-2px);
  box-shadow:
    0 12px 32px rgba(0,0,0,0.6),
    0 0 0 1px rgba(43,174,169,0.5),
    0 0 48px var(--accent-glow);
}
.chat-toggle-icon {
  font-size: 18px;
  display: inline-block;
  animation: rotate 8s linear infinite;
}
.chat-toggle-pulse {
  position: absolute;
  top: 50%; left: 50%;
  width: 100%; height: 100%;
  border: 2px solid var(--accent);
  border-radius: inherit;
  transform: translate(-50%, -50%);
  animation: chat-pulse 2.4s ease-out infinite;
  pointer-events: none;
}
@keyframes chat-pulse {
  0% { opacity: 0.7; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.4); }
}

body.chat-open .chat-toggle { display: none; }

.chat-panel {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 420px; height: 640px;
  max-height: calc(100vh - 56px);
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 0;
  display: none;
  flex-direction: column;
  z-index: 1000;
  box-shadow:
    0 20px 60px rgba(0,0,0,0.7),
    0 0 0 1px rgba(43,174,169,0.2),
    0 0 60px rgba(43,174,169,0.15);
  overflow: hidden;
  transform: translateY(20px);
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
}
.chat-panel::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
body.chat-open .chat-panel {
  display: flex;
  transform: translateY(0);
  opacity: 1;
}

.chat-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-soft);
}
.chat-header-left { display: flex; align-items: center; gap: 12px; }
.chat-avatar {
  width: 34px; height: 34px; position: relative;
  background: conic-gradient(from 0deg, var(--accent), transparent 50%, var(--accent));
  border-radius: 50%;
  animation: rotate 6s linear infinite;
}
.chat-avatar::after {
  content: ''; position: absolute; inset: 4px;
  background: var(--bg-soft); border-radius: 50%;
}
.chat-avatar::before {
  content: ''; position: absolute; inset: 12px;
  background: var(--accent); border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-glow);
}
.chat-title {
  font-family: var(--display); font-weight: 700;
  font-size: 14px; color: var(--text);
}
.chat-subtitle {
  font-size: 11px; color: var(--text-dim);
  font-family: var(--mono); letter-spacing: 0.05em;
  margin-top: 2px;
}
.chat-close {
  background: transparent; border: none;
  color: var(--text-dim);
  font-size: 22px; cursor: pointer;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  transition: color 0.15s;
}
.chat-close:hover { color: var(--neg); }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 18px;
  display: flex; flex-direction: column; gap: 14px;
  scroll-behavior: smooth;
}

.chat-msg {
  display: flex;
  max-width: 88%;
  animation: msg-in 0.3s ease-out;
}
@keyframes msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.chat-msg.ai { align-self: flex-start; }
.chat-msg.user { align-self: flex-end; }

.chat-msg-bubble {
  padding: 11px 14px;
  font-size: 13px;
  line-height: 1.65;
  word-break: break-word;
  white-space: pre-wrap;
}
.chat-msg.ai .chat-msg-bubble {
  background: var(--bg-soft);
  border-left: 2px solid var(--accent);
  color: var(--text);
}
.chat-msg.user .chat-msg-bubble {
  background: var(--accent-soft);
  border-right: 2px solid var(--accent);
  color: var(--text);
}
.chat-msg-bubble strong { color: var(--accent); font-weight: 700; }
.chat-msg-bubble code {
  font-family: var(--mono); font-size: 11.5px;
  background: rgba(0,0,0,0.3); padding: 2px 5px;
}
.chat-msg-bubble ul, .chat-msg-bubble ol { padding-left: 20px; margin: 6px 0; }
.chat-msg-bubble li { margin: 2px 0; }
.chat-msg-bubble a { color: var(--accent); text-decoration: underline; }
.chat-msg-bubble table {
  border-collapse: collapse; margin: 8px 0; font-size: 11.5px;
}
.chat-msg-bubble th, .chat-msg-bubble td {
  border: 1px solid var(--border-strong);
  padding: 4px 8px;
}
.chat-msg-bubble th { background: var(--bg); color: var(--accent); }

.chat-suggest-list {
  list-style: none; padding: 0; margin: 8px 0 0;
}
.chat-suggest-list li {
  padding: 8px 12px;
  margin-top: 6px;
  background: rgba(43,174,169,0.05);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  cursor: pointer;
  font-size: 12px;
  color: var(--text-soft);
  transition: all 0.15s;
}
.chat-suggest-list li:hover {
  background: var(--accent-soft);
  color: var(--text);
  border-left-color: var(--accent);
}

.chat-tool {
  align-self: flex-start;
  max-width: 90%;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  padding: 6px 12px 6px 28px;
  position: relative;
  background: rgba(43,174,169,0.04);
  border-left: 2px dashed var(--border-strong);
  animation: msg-in 0.3s;
}
.chat-tool::before {
  content: '⟁';
  position: absolute; left: 10px; top: 6px;
  color: var(--accent);
  animation: spin 1.2s linear infinite;
}
.chat-tool.done::before {
  content: '✓';
  animation: none;
  color: var(--pos);
}
@keyframes spin { to { transform: rotate(360deg); } }

.chat-typing {
  display: inline-flex; gap: 4px;
  padding: 4px 0;
}
.chat-typing span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: typing 1.4s infinite ease-in-out;
}
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-3px); }
}

.chat-input {
  display: flex;
  gap: 8px;
  padding: 12px 14px 14px;
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
  align-items: flex-end;
}
.chat-input textarea {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 10px 12px;
  font-family: var(--sans);
  font-size: 13px;
  resize: none;
  outline: none;
  max-height: 120px;
  line-height: 1.5;
  transition: border 0.15s;
}
.chat-input textarea:focus {
  border-color: var(--accent);
}
.chat-input textarea:disabled { opacity: 0.5; }
.chat-send {
  background: var(--accent);
  color: var(--bg);
  border: none;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}
.chat-send:hover { background: #1e8a86; }
.chat-send:disabled {
  background: var(--border-strong);
  color: var(--text-dim);
  cursor: not-allowed;
}