:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --success-bg: #ecfdf5;
    --success-text: #065f46;
    --danger-bg: #fef2f2;
    --danger-text: #991b1b;
    --info-bg: #eff6ff;
    --info-text: #1d4ed8;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    --radius: 14px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.page-header {
    margin-bottom: 20px;
}

.page-header h1 {
    margin: 0 0 8px;
    font-size: 2rem;
}

.page-header p {
    margin: 0;
    color: var(--muted);
}

.layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-header {
    padding: 16px 18px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.card-header h2,
.card-header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.card-body {
    padding: 18px;
}

.toolbar-main {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  flex-wrap: nowrap;
}

.round-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1 1 auto;
  min-width: 0;
}

.round-pill {
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    padding: 8px 12px;
    border-radius: 999px;
    cursor: pointer;
    font-size: 0.95rem;
    transition: 0.2s ease;
}

.round-pill:hover {
    border-color: #c7d2fe;
    background: #f8faff;
}

.round-pill.active {
    background: #111827;
    color: #fff;
    border-color: #111827;
}

.chart-area.is-hidden {
  display: none;
}

.transfer-summary-empty {
  margin-top: 0;
}

.chart-wrap {
    position: relative;
    min-height: 500px;
}

.summary-grid {
    display: grid;
    gap: 12px;
}

.stat {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 14px;
    background: #fafafa;
}

.stat .label {
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 4px;
}

.stat .value {
    font-size: 1.05rem;
    font-weight: 700;
}

.candidate-list {
    display: grid;
    gap: 10px;
    margin-top: 12px;
}

.candidate-row {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    background: #fff;
}

.candidate-head {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    align-items: center;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.candidate-name {
    font-weight: 700;
}

.badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 0.85rem;
    font-weight: 700;
}

.badge.gain {
    background: var(--success-bg);
    color: var(--success-text);
}

.badge.loss {
    background: var(--danger-bg);
    color: var(--danger-text);
}

.badge.same {
    background: #f3f4f6;
    color: #374151;
}

.badge.out {
    background: #111827;
    color: #fff;
}

.mini-bar {
    height: 10px;
    background: #eef2f7;
    border-radius: 999px;
    overflow: hidden;
}

.mini-bar-fill {
    height: 100%;
    border-radius: 999px;
}

.position-box {
    border: 2px solid var(--border);
    border-radius: 12px;
    padding: 14px;
    background: #fcfcfd;
    margin-bottom: 14px;
}

.position-box label {
    font-weight: 700;
    display: block;
    margin-bottom: 8px;
}

.muted {
    color: var(--muted);
    font-size: 0.92rem;
}

.winner-banner {
    display: none;
    margin-bottom: 16px;
    border-radius: 12px;
    padding: 14px 16px;
    background: var(--success-bg);
    color: var(--success-text);
    font-weight: 700;
}

.info-banner {
    display: none;
    margin-bottom: 16px;
    border-radius: 12px;
    padding: 14px 16px;
    background: var(--info-bg);
    color: var(--info-text);
    font-weight: 700;
}

.chart-spinner {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.85);
    z-index: 5;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e5e7eb;
    border-top: 4px solid #2563eb;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-text {
    margin-top: 10px;
    color: #6b7280;
    font-size: 0.9rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 900px) {
    .layout {
    grid-template-columns: 1fr;
    }

    .chart-wrap {
    min-height: 380px;
    }
}

#playRoundsBtn {
  font-weight: 600;
}

.playback-controls {
    margin-left: auto;
    display: flex;
    gap: 8px;
    flex: 0 0 auto;
    white-space: nowrap;
}

.control-btn {
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    padding: 8px 12px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 0.95rem;
}

.control-btn:hover {
    background: #f8faff;
    border-color: #c7d2fe;
}

.control-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.transfer-summary {
    margin-top: 16px;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fafafa;
    color: var(--text);
    line-height: 1.5;
}

.candidate-row.gained {
    animation: gainedPulse 0.9s ease;
}

@keyframes gainedPulse {
    0% { box-shadow: 0 0 0 rgba(34, 197, 94, 0); }
    40% { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.14); }
    100% { box-shadow: 0 0 0 rgba(34, 197, 94, 0); }
}