:root {
  color-scheme: dark;
  --font-body: "Valkyrie", ui-serif, Georgia, "Times New Roman", serif;
  --font-caps: "Valkyrie Caps", "Valkyrie", ui-serif, Georgia, "Times New Roman", serif;
  --font-hanzi: "FZKai", serif;
  --bg: #2e261f;
  --panel: #3a3027;
  --panel-strong: #463b31;
  --surface-muted: #352c24;
  --ink: #ebeae0;
  --muted: #b9ad9d;
  --muted-strong: #ded4c4;
  --line: #5b4d3f;
  --line-soft: #493d32;
  --accent: #667e4d;
  --accent-soft: rgba(102, 126, 77, 0.18);
  --on-accent: #12241a;
  --gold: #e6b25c;
  --record: #f0796a;
  --record-soft: rgba(240, 121, 106, 0.18);
  --on-record: #2a0f0b;
  --danger: #f0796a;
  --danger-ink: #ff9d92;
  --danger-soft: rgba(240, 121, 106, 0.16);
  --warning: #e0c078;
  --warning-soft: rgba(230, 178, 92, 0.16);
  --wave: #667e4d;
  --wave-rest: rgba(243, 237, 225, 0.22);
  --mine: #f0796a;
  --mine-rest: rgba(240, 121, 106, 0.35);
  --star: #e6b25c;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.36);
  --chrome: rgba(46, 38, 31, 0.92);
  --button-bg: rgba(255, 255, 255, 0.08);
  --button-hover: rgba(255, 255, 255, 0.13);
  --button-active: rgba(109, 184, 146, 0.24);
  --modal-scrim: rgba(0, 0, 0, 0.6);
  --focus-ring: rgba(102, 126, 77, 0.55);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  font-family: var(--font-body);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

button,
input {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.app-shell {
  min-height: 100vh;
}

.loading-state,
.empty-state {
  display: grid;
  min-height: 100vh;
  place-items: center;
  align-content: center;
  gap: 16px;
  color: var(--muted);
}

.bird {
  display: grid;
  width: 60px;
  height: 60px;
  place-items: center;
  overflow: hidden;
  border-radius: 16px;
  background: var(--accent);
  color: var(--bg);
  box-shadow: var(--shadow);
}

.bird svg {
  width: 100%;
  height: 100%;
  display: block;
}

.app {
  display: grid;
  grid-template-columns: minmax(340px, 34vw) minmax(0, 1fr);
  min-height: 100vh;
}

.garden {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  padding: max(22px, env(safe-area-inset-top)) 18px 22px;
  background: var(--surface-muted);
  border-right: 1px solid var(--line-soft);
}

.main {
  min-width: 0;
}

.garden-topbar {
  display: flex;
  gap: 8px;
  align-items: center;
}

.garden-topbar .search {
  flex: 1;
  min-width: 0;
}

.small-button {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  gap: 6px;
  padding: 0 11px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--ink);
  font-family: var(--font-caps);
  font-size: 13px;
  font-weight: 600;
}

.small-button:hover {
  background: var(--button-hover);
}

.small-button.solid {
  color: var(--accent);
  font-weight: 700;
}

.small-button.solid:hover {
  background: var(--accent-soft);
}

.small-button.danger,
.icon-button.danger,
.icon-action.danger {
  color: var(--danger-ink);
}

.small-button.danger:hover {
  background: var(--danger-soft);
  color: var(--danger-ink);
}

.icon-button.danger:hover,
.icon-action.danger:hover {
  color: var(--danger);
}

.icon-action {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  padding: 0;
  background: transparent;
  color: var(--muted-strong);
  font-size: 20px;
  font-weight: 600;
}

.icon-action:hover,
.icon-action[aria-expanded="true"] {
  color: var(--accent);
}

.button-icon,
.control-icon,
.setting-icon {
  display: inline-grid;
  place-items: center;
  line-height: 1;
}

.button-icon svg,
.control-icon svg,
.setting-icon svg,
.icon-button svg {
  display: block;
  overflow: visible;
}

.button-icon svg,
.setting-icon svg,
.icon-button svg {
  width: 22px;
  height: 22px;
}

.control-icon svg {
  width: 44px;
  height: 44px;
}

.button-icon svg *,
.control-icon svg *,
.setting-icon svg *,
.icon-button svg * {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.button-icon .icon-fill,
.control-icon .icon-fill,
.setting-icon .icon-fill,
.icon-button .icon-fill {
  fill: currentColor;
  stroke: none;
}

.search {
  width: 100%;
  height: 42px;
  padding: 0 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  outline: none;
  background: var(--panel);
  color: var(--ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

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

.search:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.section-label {
  margin: 24px 0 10px;
  color: var(--muted);
  font-family: var(--font-caps);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

.tag-filters {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

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

.tag-pill {
  display: inline-flex;
  min-height: 31px;
  align-items: center;
  gap: 7px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted-strong);
  font-family: var(--font-caps);
  font-size: 13px;
  font-weight: 400;
  text-transform: uppercase;
  transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.tag-pill:hover,
.tag-pill.is-active {
  background: var(--accent-soft);
  color: var(--ink);
}

.tag-pill.is-active {
  box-shadow: inset 0 0 0 1px var(--accent);
}

.tag-pill-count {
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 1;
}

.leaf-cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  align-content: flex-start;
  gap: 0;
  padding: 24px 4px 28px 38px;
}

.leaf-item {
  position: relative;
  display: grid;
  place-items: center;
  padding: 2px;
  margin-left: calc(-1 * var(--leaf-overlap, 12px));
  margin-bottom: -13px;
  background: transparent;
  color: var(--ink);
  transform: translate(var(--leaf-dx, 0), var(--leaf-dy, 0)) rotate(var(--leaf-rotate, 0deg)) scale(var(--leaf-scale, 1));
  transition: transform 0.15s ease, filter 0.15s ease;
}

.leaf-item:first-child {
  margin-left: 0;
}

.leaf-item:hover {
  z-index: 20 !important;
  transform: translate(var(--leaf-dx, 0), var(--leaf-dy, 0)) rotate(var(--leaf-rotate, 0deg)) scale(calc(var(--leaf-scale, 1) * 1.12));
  filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.28));
}

.leaf-item svg {
  display: block;
  width: 104px;
  height: 49px;
  overflow: visible;
}

.leaf-blade {
  fill: color-mix(in srgb, var(--accent) var(--leaf-mix, 15%), var(--surface-muted));
  transition: fill 0.15s ease;
}

.leaf-rib {
  fill: none;
  stroke: color-mix(in srgb, var(--accent) 45%, var(--surface-muted));
  stroke-width: 1.6;
  stroke-linecap: round;
  transition: stroke 0.15s ease, stroke-width 0.15s ease;
}

.leaf-item:hover .leaf-blade {
  fill: color-mix(in srgb, var(--accent) calc(var(--leaf-mix, 15%) + 8%), var(--surface-muted));
}

.leaf-item.is-starred .leaf-blade {
  stroke: var(--gold);
  stroke-width: 2.4;
}

.leaf-item.is-starred .leaf-rib {
  stroke: var(--gold);
  stroke-width: 2.4;
}

.leaf-label {
  position: absolute;
  max-width: 82px;
  overflow: hidden;
  padding-left: 8px;
  color: var(--ink);
  font-family: var(--font-hanzi);
  font-size: 15px;
  line-height: 1;
  white-space: nowrap;
  text-overflow: ellipsis;
  pointer-events: none;
}

.practice {
  display: grid;
  width: 100%;
  margin: 0;
  gap: 16px;
  padding: clamp(18px, 3vw, 32px);
}

.practice-header {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.practice-header-lead {
  display: flex;
  gap: 8px;
  align-items: center;
  min-width: 0;
}

.back-button {
  display: none;
  flex-shrink: 0;
}

.practice-actions {
  display: flex;
  flex-shrink: 0;
  gap: 6px;
  align-items: center;
}

.action-divider {
  width: 1px;
  height: 20px;
  margin: 0 2px;
  background: var(--line);
}

.practice-actions .setting-popover {
  left: auto;
  right: 0;
  transform: none;
}

.practice-surface {
  padding: clamp(18px, 3vw, 28px);
  border-radius: var(--radius-lg);
  background: var(--panel);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
}

.waveform {
  display: block;
  width: 100%;
  height: 118px;
}

.waveform-stage {
  position: relative;
  touch-action: none;
}

.snippet-region {
  position: absolute;
  top: 0;
  bottom: 0;
  min-width: 12px;
  border-radius: 6px;
  background: var(--record-soft);
  box-shadow: inset 0 0 0 1px var(--record);
  cursor: grab;
}

.snippet-region:active {
  cursor: grabbing;
}

.snippet-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 999px;
  background: var(--mine);
}

.snippet-handle.start {
  left: -2px;
}

.snippet-handle.end {
  right: -2px;
}

.transport-readout {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  color: var(--muted);
  font-family: var(--font-caps);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.snippet-chip {
  display: flex;
  justify-content: center;
  gap: 10px;
  align-items: center;
  margin-top: 10px;
  color: var(--warning);
  font-family: var(--font-caps);
  font-size: 13px;
  font-weight: 600;
}

.snippet-chip button {
  padding: 4px 8px;
  border-radius: 7px;
  background: var(--warning-soft);
  color: var(--warning);
  font-weight: 600;
}

.transcript-panel {
  display: grid;
  gap: 12px;
  margin-top: 18px;
  padding-top: 4px;
}

.transcript-lines {
  display: grid;
  gap: 7px;
  min-height: 72px;
  place-items: center;
  text-align: center;
}

.transcript-line {
  margin: 0;
  max-width: 760px;
}

.transcript-line.english {
  color: var(--ink);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.45;
}

.transcript-line.pinyin {
  color: var(--muted);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.45;
}

.transcript-line.chinese {
  font-family: var(--font-hanzi);
  font-size: clamp(36px, 7vw, 68px);
  line-height: 1.05;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  align-items: center;
  justify-content: center;
  margin-top: 22px;
}

.control-button {
  display: grid;
  place-items: center;
  padding: 4px;
  background: transparent;
  color: var(--muted-strong);
  font-weight: 600;
  transition: color 0.15s ease, transform 0.15s ease;
}

.control-button .control-icon {
  line-height: 1;
}

.control-button:hover:not(:disabled) {
  color: var(--ink);
  transform: scale(1.06);
}

.control-button.primary {
  color: var(--accent);
}

.control-button.primary:hover:not(:disabled) {
  color: color-mix(in srgb, var(--accent) 75%, white);
}

.control-button.record {
  color: var(--record);
}

.control-button.record:hover:not(:disabled) {
  color: color-mix(in srgb, var(--record) 75%, white);
}

.control-button.quiet {
  color: var(--muted-strong);
}

.control-button:disabled {
  cursor: not-allowed;
  opacity: 0.46;
}

.attempts {
  display: grid;
  gap: 6px;
}

.attempts-section {
  padding: 16px;
  border-radius: var(--radius-lg);
  background: var(--surface-muted);
  border: 1px solid var(--line-soft);
}

.attempts-section .section-label {
  margin-top: 0;
}

.attempt-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto auto auto;
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  background: transparent;
  transition: background-color 0.15s ease;
}

.attempt-row:hover {
  background: var(--panel);
}

.attempt-row.is-selected {
  background: var(--accent-soft);
}

.attempt-name {
  min-width: 0;
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  text-align: left;
}

.attempt-name strong {
  display: block;
  overflow: hidden;
  font-family: var(--font-caps);
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.icon-button {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  background: transparent;
  color: var(--muted-strong);
  transition: color 0.15s ease;
}

.icon-button:hover {
  color: var(--accent);
}

.icon-button.starred {
  color: var(--star);
}

.notice {
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: var(--panel);
  border: 1px solid var(--line-soft);
  color: var(--muted-strong);
  font-weight: 500;
}

.setting-menu-wrap {
  position: relative;
}

.icon-setting {
  display: grid;
  width: 34px;
  min-width: 34px;
  height: 34px;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: transparent;
  color: var(--muted-strong);
  font-size: 19px;
  font-weight: 700;
  text-align: center;
}

.icon-setting:hover,
.icon-setting[aria-expanded="true"] {
  color: var(--accent);
}

.setting-icon {
  display: grid;
  width: 100%;
  height: 100%;
  flex: none;
  place-items: center;
  background: transparent;
  color: inherit;
}

.setting-popover.options-popover {
  left: auto;
  right: 0;
  transform: none;
  min-width: 170px;
}

.setting-popover {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 15;
  display: grid;
  min-width: 86px;
  gap: 4px;
  padding: 6px;
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
}

.setting-popover button {
  min-height: 34px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--ink);
  font-family: var(--font-caps);
  font-weight: 600;
  text-align: left;
}

.setting-popover button:hover {
  background: var(--button-bg);
}

.setting-popover button.is-active {
  background: var(--accent-soft);
  color: var(--accent);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: 60;
  max-width: min(440px, calc(100vw - 32px));
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--panel-strong);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
  color: var(--ink);
  font-family: var(--font-caps);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  transform: translateX(-50%);
  animation: toast-in 0.22s ease;
}

.toast.is-error {
  background: var(--danger-soft);
  border-color: transparent;
  color: var(--danger-ink);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translate(-50%, 10px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 18px;
  background: var(--modal-scrim);
}

.modal-card {
  display: grid;
  width: min(520px, 100%);
  gap: 14px;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--panel);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
}

.modal-header {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  margin: 0;
  font-family: var(--font-caps);
  font-size: 19px;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

.form-field {
  display: grid;
  gap: 6px;
  color: var(--muted-strong);
  font-family: var(--font-caps);
  font-size: 13px;
  font-weight: 600;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  background: var(--panel-strong);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: inherit;
  font-weight: 400;
  resize: vertical;
}

.form-field input:focus-visible,
.form-field textarea:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: end;
}

@media (max-width: 760px) {
  .app {
    grid-template-columns: 1fr;
    min-height: 100dvh;
    padding-bottom: env(safe-area-inset-bottom);
  }

  .garden {
    position: static;
    display: none;
    height: 100dvh;
    max-height: none;
    border-right: 0;
  }

  .app[data-mobile-screen="garden"] .garden {
    display: block;
  }

  .app[data-mobile-screen="garden"] .main {
    display: none;
  }

  .app[data-mobile-screen="practice"] .garden {
    display: none;
  }

  .app[data-mobile-screen="practice"] .main {
    display: block;
  }

  .back-button {
    display: grid;
  }

  .practice {
    gap: 16px;
    padding: 14px 14px 18px;
  }

  .attempt-row {
    grid-template-columns: 1fr auto auto auto;
  }
}