:root {
  --bg: #f4f8ff;
  --surface: #ffffff;
  --ink: #18233a;
  --muted: #5f6b84;
  --brand: #0f5cc6;
  --border: #d7e2f4;
  --danger: #b42318;
  --ok: #157347;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(circle at 85% 0%, #dbe7ff 0%, transparent 40%),
    linear-gradient(180deg, #f1f6ff 0%, #f8fbff 100%);
  color: var(--ink);
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 16px 40px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 10px 24px rgba(22, 45, 96, 0.08);
}

.login-panel {
  max-width: 760px;
  margin: 0 auto;
}

h1 {
  margin: 0 0 8px;
  font-size: 1.65rem;
}

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

.space {
  margin-top: 14px;
}

.row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.row .full {
  grid-column: 1 / -1;
}

label {
  font-size: 0.85rem;
  color: var(--muted);
  display: block;
  margin-bottom: 5px;
}

input,
textarea,
select,
button {
  font: inherit;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 11px;
  background: #fff;
  color: var(--ink);
}

textarea {
  min-height: 250px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem;
  line-height: 1.55;
}

button {
  border: 1px solid var(--brand);
  color: #fff;
  background: var(--brand);
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 600;
}

button.is-loading {
  position: relative;
  opacity: 0.92;
  cursor: wait;
  padding-left: 36px;
}

button.is-loading::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 50%;
  width: 14px;
  height: 14px;
  margin-top: -7px;
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

button.ghost {
  color: var(--brand);
  background: #f1f7ff;
}

button.warn {
  color: #fff;
  background: var(--danger);
  border-color: var(--danger);
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.status {
  margin-top: 10px;
  font-size: 0.9rem;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: #f7faff;
}

.status.ok {
  color: #0d5f38;
  background: #eaf8f0;
  border-color: #b8e2ca;
}

.status.info {
  color: #184f9e;
  background: #eaf2ff;
  border-color: #bdd2ff;
}

.status.error {
  color: #9b2215;
  background: #fff2f1;
  border-color: #f2c2bf;
}

.input-error {
  border-color: #d63a2c !important;
  background: #fff7f7;
}

.hidden {
  display: none;
}

.help {
  background: #f9fbff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.86rem;
}

.topline {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.editor-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.mode-tabs {
  display: inline-flex;
  gap: 8px;
  padding: 5px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #f4f8ff;
}

.mode-btn {
  padding: 7px 12px;
  font-size: 0.86rem;
}

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

.json-input {
  width: 100%;
  min-height: 560px;
  height: 68vh;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #ffffff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92rem;
  line-height: 1.55;
  resize: both;
  overflow: auto;
}

#json-editor.fullscreen {
  position: fixed;
  inset: 12px;
  z-index: 9999;
  margin-top: 0;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #f9fbff;
  box-shadow: 0 14px 32px rgba(13, 27, 56, 0.22);
  overflow: auto;
}

#json-editor.fullscreen .json-input {
  height: calc(100vh - 180px);
  min-height: calc(100vh - 180px);
}

body.no-scroll {
  overflow: hidden;
}

.mini-summary {
  color: var(--muted);
  font-size: 0.86rem;
}

.seats-form {
  display: grid;
  gap: 12px;
}

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

.seat-chip {
  border: 1px solid #c5d7fb;
  background: #f4f8ff;
  color: #214b8b;
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 0.83rem;
  font-weight: 600;
}

.seat-chip.active {
  border-color: #1b66d1;
  background: #1b66d1;
  color: #fff;
}

.seat-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #fcfdff;
}

.party-admin {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #fbfdff;
}

.subhead {
  margin: 0;
  font-size: 1rem;
}

.analytics-box {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #fbfdff;
}

.analytics-grid {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.analytics-card {
  border: 1px solid #dfe9fb;
  border-radius: 10px;
  padding: 10px;
  background: #ffffff;
}

.analytics-label {
  color: var(--muted);
  font-size: 0.82rem;
}

.analytics-value {
  margin-top: 6px;
  font-size: 1.35rem;
  font-weight: 700;
  color: #214b8b;
}

.party-form {
  display: grid;
  gap: 10px;
}

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

.party-row {
  border: 1px solid #e5ecfa;
  border-radius: 10px;
  padding: 10px;
  background: #fff;
}

.party-row-head {
  display: flex;
  align-items: center;
}

.party-toggle {
  width: 100%;
  text-align: left;
  border: 1px solid #d8e4fa;
  background: #f6f9ff;
  color: #214b8b;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 0.9rem;
  font-weight: 700;
}

.party-row-body {
  margin-top: 10px;
}

.party-row.collapsed .party-row-body {
  display: none;
}

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

.seat-title {
  font-size: 0.98rem;
  font-weight: 700;
}

.candidate-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.candidate-row {
  border: 1px solid #e5ecfa;
  border-radius: 10px;
  padding: 10px;
  background: #fff;
}

.small-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  flex-wrap: wrap;
}

button.tiny {
  font-size: 0.82rem;
  padding: 7px 10px;
}

button.danger-ghost {
  color: var(--danger);
  background: #fff4f4;
  border-color: #f2c2c2;
}

@media (max-width: 800px) {
  .row {
    grid-template-columns: 1fr;
  }

  .analytics-grid {
    grid-template-columns: 1fr;
  }
}