:root {
  --bg: #f5f6f8;
  --card-bg: #ffffff;
  --text: #1f2430;
  --muted: #6b7280;
  --border: #e2e5ea;
  --accent: #2563eb;
  --header-bg: #111827;
  --header-text: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

header {
  background: var(--header-bg);
  color: var(--header-text);
  padding: 2rem 1.5rem;
  text-align: center;
}

header h1 {
  margin: 0 0 0.4rem;
  font-size: 1.8rem;
}

.subtitle {
  margin: 0;
  color: #cbd5e1;
  font-size: 0.95rem;
}

main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 1.5rem;
}

section {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

section h2 {
  margin-top: 0;
  font-size: 1.2rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.6rem;
}

.chart-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.party-row {
  display: grid;
  grid-template-columns: 110px 1fr 40px;
  align-items: center;
  gap: 0.75rem;
}

#weighted-result .party-row,
#channels-result .party-row {
  grid-template-columns: 110px 1fr 40px 60px;
}

#weighted-result.hide-change-column .party-row,
#channels-result.hide-change-column .party-row {
  grid-template-columns: 110px 1fr 40px;
}

.party-logo {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  object-position: top;
  background: var(--bg);
}

#channels-result .party-logo {
  object-fit: contain;
  object-position: center;
}

.party-logo-placeholder {
  border: 1px solid var(--border);
}

/* התמונה יושבת בתוך bar-track, ממוקמת (inline style: right:X%) בדיוק במקום שבו העמודה
   נגמרת - הקצה השמאלי של החלק הצבוע - במקום בעמודה קבועה */
.bar-logo {
  position: absolute;
  top: 50%;
  transform: translate(50%, -50%);
  z-index: 2;
  border: 2px solid var(--card-bg);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.weight-change {
  font-size: 0.8rem;
  font-weight: 700;
  text-align: left;
  white-space: nowrap;
}

.weight-change-up {
  color: #059669;
}

.weight-change-down {
  color: #dc2626;
}

.weight-change-flat {
  color: var(--muted);
  text-align: center;
}

.party-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.bar-track {
  background: #eef0f3;
  border-radius: 6px;
  height: 22px;
  /* overflow נשאר גלוי (לא hidden) כדי שהעיגול של הלוגו יוכל לבלוט מעל/מתחת ומעבר לקצוות -
     המסגרת המעוגלת של הרקע האפור עצמה מושגת דרך bar-fill-mask הפנימי, לא דרך האלמנט הזה */
  position: relative;
}

.bar-fill-mask {
  position: absolute;
  inset: 0;
  border-radius: 6px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  transition: width 0.3s ease;
}

.party-seats {
  font-weight: 700;
  text-align: left;
}

.table-wrapper {
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.9rem;
  min-width: 600px;
}

th, td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.6rem;
  text-align: center;
}

thead th {
  background: #f0f2f5;
  position: sticky;
  top: 0;
}

tbody tr:nth-child(even) {
  background: #fafbfc;
}

td.source-cell, th.source-cell {
  text-align: right;
  font-weight: 600;
  white-space: nowrap;
}

.weighted-row {
  background: #eaf1ff !important;
  font-weight: 700;
}

.last-updated {
  margin: 0 0 1rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}

.pie-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.pie-chart {
  position: relative;
  width: 220px;
  height: 220px;
  flex-shrink: 0;
}

.pie-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.1));
}

.pie-svg circle {
  stroke-linecap: butt;
}

.pie-slice {
  transition: stroke-width 0.15s ease;
  transform-origin: 50px 50px;
}

.pie-slice-hovered {
  stroke-width: 21px;
}

.pie-hole {
  position: absolute;
  inset: 20%;
  background: var(--card-bg);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.pie-hole-total {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.1;
}

.pie-hole-label {
  font-size: 0.8rem;
  color: var(--muted);
}

.pie-legend {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.pie-legend-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border-radius: 8px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.pie-legend-item-hovered {
  transform: scale(1.06);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
}

.pie-legend-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
}

.pie-legend-name {
  font-weight: 600;
  min-width: 80px;
}

.pie-legend-seats {
  color: var(--muted);
}

.trend-mode-bar {
  display: flex;
  justify-content: flex-start;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.trend-mode-btn {
  border: 1px solid var(--border);
  background: #eef0f3;
  color: var(--text);
  border-radius: 8px;
  padding: 0.45rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.trend-mode-btn.active {
  background: var(--header-bg);
  border-color: var(--header-bg);
  color: #fff;
}

.trend-expand-toggle {
  display: block;
  width: 100%;
  margin-top: 1rem;
  border: 1.5px solid var(--accent);
  background: #eaf1ff;
  color: var(--accent);
  border-radius: 999px;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  text-align: center;
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 1px 3px rgba(37, 99, 235, 0.15);
}

.trend-expand-toggle:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.trend-expand-toggle:active {
  transform: translateY(0);
  box-shadow: 0 1px 3px rgba(37, 99, 235, 0.2);
}

.trend-expand-panel {
  margin-top: 0.75rem;
}

.trend-table {
  min-width: 500px;
  font-size: 0.85rem;
}

.trend-table th,
.trend-table td {
  white-space: nowrap;
}

.trend-table-name-cell {
  text-align: right;
}

.trend-table td.trend-below-threshold {
  color: #b45309;
  font-style: italic;
}

.trend-table-checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  cursor: pointer;
  font-weight: 600;
}

.trend-table-checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  flex-shrink: 0;
}

.trend-select-all {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.line-chart-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.line-chart-svg {
  width: 100%;
  max-width: 640px;
  height: auto;
}

.chart-axis-label {
  font-size: 15px;
  fill: var(--muted);
}

.chart-point {
  transition: r 0.15s ease;
}

.chart-point:hover {
  r: 6;
}

.line-chart-legend {
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
}

.line-chart-legend .pie-legend-item {
  padding: 0.35rem 0.2rem;
  background: none;
}

.line-chart-legend .pie-legend-name {
  /* ב-.pie-legend הרגיל (המקרא האנכי של מפת הגושים) min-width מיישר עמודת מספרים - כאן,
     במקרא האופקי, זה רק מוסיף רווח בלתי-שווה אחרי שמות קצרים */
  min-width: 0;
}

.chart-empty-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

.methodology-note {
  margin: 1rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.5;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding: 1.5rem;
}