:root {
  --bg: #000000;
  --pane: #1c1c1e;
  --pane-raised: #2c2c2e;
  --border: rgba(255, 255, 255, 0.12);
  --text: #f5f5f7;
  --muted: rgba(255, 255, 255, 0.62);
  --hint: rgba(255, 255, 255, 0.42);
  --fill: rgba(255, 255, 255, 0.1);
  --accent: #41bd75;
  --accent-text: #042010;
  --danger: #ff453a;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
}

body {
  min-width: 1280px;
}

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

.app-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  min-width: 1280px;
  max-width: 1680px;
  margin: 0 auto;
  padding: 28px 28px 8px;
}

.brand h1 {
  margin: 2px 0 6px;
  font-size: 28px;
  letter-spacing: -0.03em;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.subtitle {
  margin: 0;
  max-width: 560px;
  color: var(--muted);
  font-size: 14px;
}

.header-actions {
  display: flex;
  gap: 10px;
  padding-bottom: 6px;
}

.workspace {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr) 340px;
  gap: 16px;
  min-width: 1280px;
  max-width: 1680px;
  margin: 0 auto;
  padding: 16px 28px 40px;
}

.pane {
  background: var(--pane);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-height: calc(100vh - 160px);
  padding: 18px;
  box-shadow: var(--shadow);
}

.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 22px 0 4px;
}

.section-heading h2,
.day-editor-header h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 650;
}

.hint {
  margin: 0 0 12px;
  color: var(--hint);
  font-size: 13px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field.grow {
  flex: 1;
}

.field span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.field input,
.chip-select select,
.picker-toolbar input[type="search"] {
  width: 100%;
  background: var(--fill);
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 11px 12px;
  outline: none;
}

.field input:focus,
.chip-select select:focus,
.picker-toolbar input[type="search"]:focus {
  border-color: color-mix(in srgb, var(--accent) 70%, white);
}

.btn {
  background: var(--fill);
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 600;
}

.btn:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.16);
}

.btn:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
}

.btn-primary:hover:not(:disabled) {
  background: #4dcc84;
}

.btn-block {
  width: 100%;
  margin-top: 12px;
}

.btn-ghost {
  background: transparent;
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  padding: 6px 8px;
}

.muted {
  color: var(--muted);
}

.day-list,
.exercise-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.day-row,
.exercise-row {
  display: grid;
  gap: 10px;
  align-items: center;
  background: var(--pane-raised);
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 10px;
}

.day-row {
  grid-template-columns: 22px 1fr auto auto;
}

.day-row.selected {
  border-color: color-mix(in srgb, var(--accent) 75%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent);
}

.day-row button.select-day {
  background: transparent;
  border: 0;
  text-align: left;
  padding: 0;
  cursor: pointer;
}

.day-row .day-meta {
  color: var(--muted);
  font-size: 12px;
}

.day-duration {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
  flex-shrink: 0;
  padding-bottom: 12px;
}

.drag-handle {
  color: var(--hint);
  cursor: grab;
  user-select: none;
  text-align: center;
}

.exercise-row {
  grid-template-columns: 22px 64px minmax(0, 1fr) auto auto;
}

.photo-box {
  width: 64px;
  height: 48px;
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  flex-shrink: 0;
}

.photo-box .thumb {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #fff;
}

.photo-box .placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: #fff;
  color: #6e6e73;
  font-size: 9px;
  text-align: center;
  line-height: 1.2;
  padding: 4px;
}

.exercise-copy h3 {
  margin: 0 0 3px;
  font-size: 15px;
}

.exercise-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.stepper {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--fill);
  border-radius: 999px;
  padding: 4px;
}

.stepper span.label {
  min-width: 54px;
  color: var(--muted);
  font-size: 11px;
  text-align: center;
}

.stepper button {
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 50%;
  background: var(--pane);
  cursor: pointer;
}

.stepper strong {
  min-width: 18px;
  text-align: center;
}

.day-editor-header {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 16px;
}

.empty-state {
  display: grid;
  place-content: center;
  min-height: 420px;
  text-align: center;
  color: var(--muted);
}

.empty-state h2 {
  margin: 0 0 8px;
  color: var(--text);
}

.empty-row {
  color: var(--muted);
  text-align: center;
  padding: 28px 8px;
}

.hidden {
  display: none !important;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.62);
  display: grid;
  place-items: center;
  padding: 32px;
  z-index: 20;
}

.picker-sheet {
  width: min(1120px, 100%);
  height: min(820px, calc(100vh - 64px));
  background: #111113;
  border: 1px solid var(--border);
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.picker-header,
.picker-toolbar {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
}

.picker-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.picker-header h2 {
  margin: 0 0 4px;
}

.picker-toolbar {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.chip,
.chip-select {
  background: var(--fill);
  border: 0;
  border-radius: 999px;
  padding: 8px 12px;
  cursor: pointer;
}

.chip.selected,
.chip-select:has(select:not([value=""])) {
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  color: #d8ffe8;
}

.chip-select {
  display: flex;
  gap: 8px;
  align-items: center;
  cursor: pointer;
}

.chip-select span {
  color: var(--muted);
  font-size: 12px;
}

.chip-select select {
  background: transparent;
  border: 0;
  padding: 0;
  width: auto;
}

.picker-body {
  overflow: auto;
  padding: 16px 18px 28px;
}

.picker-group h3 {
  margin: 18px 0 10px;
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.picker-group:first-child h3 {
  margin-top: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 10px;
}

.picker-card {
  background: var(--pane);
  border: 1px solid transparent;
  border-radius: 12px;
  overflow: hidden;
  text-align: left;
  padding: 0;
  cursor: pointer;
}

.picker-card:hover {
  border-color: var(--border);
}

.picker-card.added {
  border-color: color-mix(in srgb, var(--accent) 70%, transparent);
}

.picker-card .photo-box {
  width: 100%;
  height: 118px;
  border-radius: 0;
}

.picker-card .photo-box .placeholder {
  font-size: 12px;
}

.picker-card .card-body {
  padding: 10px 12px 12px;
}

.picker-card h4 {
  margin: 0 0 4px;
  font-size: 14px;
}

.picker-card p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.badge {
  display: inline-block;
  margin-top: 8px;
  background: var(--fill);
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 11px;
  color: var(--muted);
}

.badge.on {
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  color: #d8ffe8;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  background: var(--pane-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  z-index: 30;
  box-shadow: var(--shadow);
}

.picker-empty {
  color: var(--muted);
  text-align: center;
  padding: 48px 12px;
}

.pane-overview {
  overflow: auto;
}

.overview-kicker {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 650;
}

.overview-title {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.overview-subtitle {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
}

.overview-days {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--pane-raised);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 14px;
}

.overview-day {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  font-size: 13px;
}

.overview-day.selected strong {
  color: var(--accent);
}

.overview-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  background: var(--pane-raised);
  border-radius: 12px;
  padding: 14px 0;
  margin-bottom: 14px;
}

.overview-stat {
  text-align: center;
  border-right: 1px solid var(--border);
}

.overview-stat:last-child {
  border-right: 0;
}

.overview-stat strong {
  display: block;
  font-size: 18px;
  font-variant-numeric: tabular-nums;
}

.overview-stat span {
  color: var(--muted);
  font-size: 12px;
}

.overview-caption {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.overview-block {
  margin-bottom: 16px;
}

.overview-block h3 {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 650;
}

.overview-card {
  background: var(--pane-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

.overview-card-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.category-card.is-compact {
  padding: 12px 14px;
}

.category-card > .volume-bar + .muscle-row,
.antagonist-breakdown {
  margin-top: 12px;
}

.antagonist-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.4;
}

.overview-empty {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.insight-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.insight-row + .insight-row {
  margin-top: 10px;
}

.insight-icon {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--accent);
}

.insight-row p {
  margin: 0;
  font-size: 13px;
  line-height: 1.4;
}

.region-group + .region-group {
  margin-top: 16px;
}

.region-head,
.muscle-row-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}

.region-head {
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 650;
}

.region-head .muted,
.muscle-row-head .muted {
  font-weight: 400;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.muscle-row + .muscle-row {
  margin-top: 10px;
}

.muscle-row-head {
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 650;
}

.volume-bar {
  height: 8px;
  border-radius: 999px;
  background: var(--fill);
  overflow: hidden;
}

.volume-bar-fill {
  display: block;
  height: 100%;
  min-height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.volume-bar.bar-end {
  display: flex;
  justify-content: flex-end;
}

.volume-bar-fill.tone-0 {
  background: var(--accent);
}

.volume-bar-fill.tone-1 {
  background: #6ea8ff;
}

.volume-bar-fill.tone-2 {
  background: #e0a054;
}

.volume-bar-fill.tone-3 {
  background: #c084fc;
}

.view-switcher {
  display: grid;
  grid-template-columns: 1fr 1.35fr 1fr;
  gap: 3px;
  margin: 0 0 12px;
  padding: 3px;
  background: var(--fill);
  border-radius: 10px;
}

.view-chip {
  background: transparent;
  border: 0;
  border-radius: 8px;
  padding: 7px 4px;
  cursor: pointer;
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
  line-height: 1.2;
  text-align: center;
}

.view-chip.selected {
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  color: #d8ffe8;
}

.compare-duel {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 8px;
  align-items: start;
}

.compare-duel-side {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.compare-duel-side.is-right {
  text-align: right;
}

.compare-duel-name {
  font-size: 13px;
  font-weight: 650;
}

.compare-duel-vs {
  color: var(--hint);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-top: 18px;
}

.compare-duel .muted,
.compare-sub {
  font-size: 11px;
  line-height: 1.35;
}

.compare-sub {
  margin: 4px 0 0;
  color: var(--muted);
}

.compare-duel-side.is-empty,
.muscle-row.is-empty {
  opacity: 0.42;
}

.compare-group + .compare-group,
.compare-bucket + .compare-bucket,
.compare-duel + .compare-group,
.compare-duel + .compare-bucket,
.compare-duel + .antagonist-breakdown {
  margin-top: 16px;
}

.compare-group.is-empty,
.compare-bucket.is-empty,
.category-card.is-empty {
  opacity: 0.42;
}

.compare-bucket-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 650;
}

.compare-bucket-head em {
  margin-left: 6px;
  color: var(--muted);
  font-style: normal;
  font-weight: 400;
  font-size: 12px;
}

.compare-bucket-head .muted,
.compare-note .muted {
  font-weight: 400;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.compare-bucket .muscle-row,
.compare-note {
  margin-top: 10px;
}

.compare-note .muscle-row-head {
  margin-bottom: 6px;
}