:root {
  color-scheme: light;
  --bg: #f6f7f3;
  --surface: #ffffff;
  --surface-alt: #eef4f1;
  --ink: #19201d;
  --muted: #65716c;
  --line: #d9dfda;
  --accent: #0f766e;
  --accent-strong: #115e59;
  --warn: #9f3a38;
  --gold: #a16207;
  --shadow: 0 10px 25px rgba(27, 38, 33, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--bg);
}

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

button,
a,
[role="button"],
input,
select,
textarea {
  cursor: pointer;
  touch-action: manipulation;
}

a {
  color: inherit;
}

button,
[role="button"] {
  user-select: none;
  -webkit-user-select: none;
}

.app-shell {
  width: min(100%, 1040px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 14px 14px 88px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding: 8px 0;
  background: rgba(246, 247, 243, 0.92);
  backdrop-filter: blur(12px);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 1.48rem;
  line-height: 1.15;
}

h2 {
  margin-bottom: 12px;
  font-size: 1.05rem;
}

h3 {
  margin-bottom: 6px;
  font-size: 0.96rem;
}

.screen {
  display: grid;
  gap: 14px;
}

.section {
  display: grid;
  gap: 10px;
  padding: 14px 0;
}

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

.section-header h2 {
  margin: 0;
}

.grid {
  display: grid;
  gap: 10px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.task-row,
.record-row,
.stat-row {
  display: grid;
  gap: 8px;
  min-height: 54px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.task-row.is-inactive {
  background: #f1f2ee;
  color: var(--muted);
}

.task-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.task-heading {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.task-title {
  display: block;
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
  font-size: 1.2rem;
  font-weight: 750;
  line-height: 1.3;
}

.task-meta,
.muted {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.task-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.pill-row {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.task-heading .pill-row {
  flex: 0 0 auto;
  flex-wrap: nowrap;
}

.button-row,
.range-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--surface-alt);
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 750;
}

.pill.warn {
  background: #f8e7e4;
  color: var(--warn);
}

.button,
.ghost-button,
.danger-button,
.icon-button,
.nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 750;
  text-decoration: none;
}

.button {
  padding: 10px 14px;
  background: var(--accent);
  color: #fff;
}

.button:active {
  background: var(--accent-strong);
}

.ghost-button,
.icon-button {
  padding: 10px 12px;
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}

.danger-button {
  padding: 10px 12px;
  border-color: #efc2bd;
  background: #fff7f5;
  color: var(--warn);
}

.icon-button {
  width: 44px;
  padding: 0;
}

.form {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

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

.field label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  min-height: 44px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}

textarea {
  min-height: 78px;
  resize: vertical;
}

.note-input {
  min-height: 68px;
  overflow: hidden;
  resize: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.record-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 8px;
  min-width: 0;
}

.record-date-field {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.record-date-field span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.record-date-field input[type="date"] {
  display: block;
  width: 100%;
  inline-size: 100%;
  max-width: 100%;
  max-inline-size: 100%;
  min-width: 0;
  min-inline-size: 0;
  min-height: 40px;
  padding-right: 8px;
  appearance: none;
  -webkit-appearance: none;
}

.record-date-field input[type="date"]::-webkit-date-and-time-value {
  min-width: 0;
  text-align: left;
}

.record-date-field input[type="date"]::-webkit-calendar-picker-indicator {
  flex: 0 0 auto;
  margin: 0;
  padding: 0;
}

.record-view-toggle {
  min-height: 40px;
  padding: 8px 10px;
  white-space: nowrap;
}

.detail-panel {
  display: grid;
  gap: 8px;
  padding: 10px;
  border-radius: 8px;
  background: var(--surface-alt);
}

.record-task-row {
  position: relative;
  min-height: 0;
  padding: 8px 10px;
  gap: 6px;
  cursor: pointer;
  -webkit-tap-highlight-color: rgba(15, 118, 110, 0.14);
}

.record-task-row:active {
  border-color: rgba(15, 118, 110, 0.35);
  background: #eef7f4;
}

.record-card-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 32px;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding-left: 4px;
}

.record-card-main {
  display: grid;
  align-content: center;
  gap: 4px;
  width: 100%;
  min-height: 38px;
  padding: 0;
  color: inherit;
  text-align: left;
  pointer-events: none;
}

.record-card-main.is-selected {
  color: var(--accent-strong);
}

.task-row.is-selected {
  border-color: rgba(15, 118, 110, 0.45);
  background: #eef7f4;
}

.record-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: -6px;
  left: -6px;
  z-index: 1;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  border: 2px solid var(--surface);
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 850;
  line-height: 1;
  pointer-events: none;
}

.detail-toggle,
.detail-toggle-spacer {
  width: 32px;
  height: 32px;
}

.detail-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--accent-strong);
  font-size: 1rem;
  font-weight: 850;
}

.detail-toggle::before {
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  content: "";
  transform: translateY(-2px) rotate(45deg);
}

.detail-toggle.is-open {
  border-color: rgba(15, 118, 110, 0.45);
  background: #f8fbfa;
}

.detail-toggle.is-open::before {
  transform: translateY(2px) rotate(225deg);
}

.segmented-control {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
}

.compact-control {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.segment-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 7px 6px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
  white-space: nowrap;
}

.segment-button.is-active {
  background: var(--surface);
  color: var(--accent-strong);
  box-shadow: 0 1px 4px rgba(27, 38, 33, 0.08);
}

.duration-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.duration-stepper {
  display: grid;
  gap: 6px;
}

.duration-stepper label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.stepper-control {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) 36px;
  gap: 4px;
  align-items: center;
}

.stepper-control input {
  min-height: 38px;
  padding: 8px 6px;
  text-align: center;
}

.stepper-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--accent-strong);
  font-size: 1rem;
  font-weight: 850;
}

.detail-panel .range-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.range-point {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.range-point label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.detail-panel input[type="datetime-local"] {
  display: block;
  width: 100%;
  inline-size: 100%;
  max-width: 100%;
  max-inline-size: 100%;
  min-width: 0;
  min-inline-size: 0;
  min-height: 40px;
}

.detail-panel input[type="datetime-local"] {
  padding-right: 8px;
  appearance: none;
  -webkit-appearance: none;
}

.detail-panel input[type="datetime-local"]::-webkit-date-and-time-value {
  min-width: 0;
  text-align: left;
}

.detail-panel input[type="datetime-local"]::-webkit-calendar-picker-indicator {
  flex: 0 0 auto;
  margin: 0;
  padding: 0;
}

.detail-panel input[type="datetime-local"]::-webkit-datetime-edit {
  min-width: 0;
}

.edit-task-row {
  min-height: 0;
}

.task-controls {
  gap: 6px;
}

.task-controls .ghost-button,
.task-controls .danger-button {
  min-height: 38px;
  padding: 8px 10px;
  font-size: 0.88rem;
}

.add-child-button {
  width: 40px;
  min-height: 40px;
  border-radius: 999px;
  font-size: 1.08rem;
}

.add-root-button {
  width: 100%;
  justify-content: flex-start;
  padding: 10px 12px;
}

.draft-row {
  border-style: dashed;
  background: #fbfcfa;
}

.inline-task-form {
  display: grid;
  gap: 8px;
  width: 100%;
}

.inline-task-form input {
  min-height: 40px;
}

.inline-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.inline-actions .button,
.inline-actions .ghost-button {
  min-height: 40px;
}

.sticky-actions {
  position: sticky;
  bottom: 72px;
  z-index: 8;
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.bottom-nav {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  padding: 8px max(10px, env(safe-area-inset-left)) max(8px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-right));
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
}

.nav-button {
  padding: 8px 4px;
  background: transparent;
  color: var(--muted);
}

.nav-button.is-active,
.ghost-button.is-active {
  background: var(--surface-alt);
  color: var(--accent-strong);
}

.empty {
  padding: 18px 12px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
}

.toast {
  position: fixed;
  right: 14px;
  bottom: 82px;
  left: 14px;
  z-index: 30;
  min-height: 44px;
  padding: 12px;
  border-radius: 8px;
  background: #17201c;
  color: #fff;
  box-shadow: var(--shadow);
}

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

.kpi {
  min-height: 84px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.kpi strong {
  display: block;
  font-size: 1.6rem;
  line-height: 1.1;
}

.chart-bars {
  display: grid;
  gap: 8px;
}

.bar-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) 32px;
  gap: 8px;
  align-items: center;
  font-size: 0.84rem;
}

.bar-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-alt);
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
}

@media (min-width: 760px) {
  .app-shell {
    padding: 22px 22px 92px;
  }

  .screen.is-wide {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    align-items: start;
  }

  .grid.two-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .detail-panel .range-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bottom-nav {
    right: 50%;
    left: 50%;
    width: min(100%, 760px);
    transform: translateX(-50%);
    border: 1px solid var(--line);
    border-bottom: 0;
    border-radius: 12px 12px 0 0;
  }

  .toast {
    right: calc(50% - 360px);
    left: auto;
    width: 360px;
  }
}