:root {
  color-scheme: light;
  --paper: oklch(96.8% 0.012 135);
  --paper-deep: oklch(93.5% 0.018 136);
  --surface: oklch(99% 0.008 135);
  --surface-muted: oklch(95.2% 0.015 137);
  --ink: oklch(20% 0.035 226);
  --ink-strong: oklch(14% 0.038 226);
  --ink-soft: oklch(39% 0.03 226);
  --ink-faint: oklch(54% 0.024 226);
  --rule: oklch(79% 0.018 150);
  --rule-strong: oklch(60% 0.026 184);
  --accent: oklch(88% 0.21 116);
  --accent-hover: oklch(82% 0.2 116);
  --accent-ink: oklch(17% 0.04 140);
  --teal: oklch(52% 0.105 190);
  --teal-soft: oklch(91% 0.04 190);
  --blue: oklch(52% 0.12 258);
  --blue-soft: oklch(93% 0.035 258);
  --orange: oklch(62% 0.18 42);
  --orange-soft: oklch(93% 0.045 42);
  --red: oklch(57% 0.18 26);
  --red-soft: oklch(93% 0.04 26);
  --green: oklch(50% 0.14 153);
  --shadow-sheet: 0 22px 50px rgba(19, 37, 47, 0.22);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Aptos, "Segoe UI Variable", "Segoe UI", ui-sans-serif, system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
}

body::before {
  position: fixed;
  z-index: -1;
  top: 0;
  right: 0;
  left: 0;
  height: 10px;
  background: var(--accent);
  content: "";
}

::selection {
  background: var(--accent);
  color: var(--accent-ink);
}

button,
input,
select {
  font: inherit;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
.file-button:focus-within,
a:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

a {
  color: inherit;
}

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

h1,
h2,
h3,
strong {
  color: var(--ink-strong);
}

h1 {
  max-width: 17ch;
  margin-bottom: 14px;
  font-size: 3.25rem;
  font-weight: 760;
  letter-spacing: -0.035em;
  line-height: 0.96;
}

h2 {
  margin-bottom: 0;
  font-size: 1.25rem;
  font-weight: 720;
  letter-spacing: -0.022em;
  line-height: 1.15;
}

h3 {
  letter-spacing: -0.018em;
}

.app {
  width: min(1450px, calc(100% - 56px));
  margin: 0 auto;
  padding: 30px 0 46px;
}

.app-header,
.toolbar,
.status,
.onboarding,
.overview,
.analysis-row,
.dashboard,
.table-section {
  margin-bottom: 26px;
}

/* App shell */

.app-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 62px;
  gap: 28px;
  border-bottom: 1px solid var(--rule-strong);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-strong);
  text-decoration: none;
}

.brand-mark {
  position: relative;
  width: 23px;
  height: 23px;
  overflow: hidden;
  background: var(--ink-strong);
}

.brand-mark::before,
.brand-mark::after {
  position: absolute;
  content: "";
}

.brand-mark::before {
  top: 5px;
  left: 4px;
  width: 15px;
  height: 8px;
  border: 2px solid var(--accent);
  border-bottom: 0;
  border-radius: 12px 12px 0 0;
  transform: rotate(-18deg);
}

.brand-mark::after {
  right: 3px;
  bottom: 4px;
  width: 8px;
  height: 3px;
  background: var(--accent);
}

.brand-wordmark {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.app-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.app-nav a {
  color: var(--ink-soft);
  font-size: 0.84rem;
  font-weight: 650;
  text-decoration: none;
  transition: color 180ms var(--ease);
}

.app-nav a:hover {
  color: var(--ink-strong);
}

.header-actions,
.actions {
  display: flex;
  align-items: center;
}

.header-actions {
  justify-content: flex-end;
  gap: 16px;
}

.actions {
  gap: 8px;
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  max-width: 180px;
  color: var(--ink-soft);
  font-size: 0.69rem;
  font-weight: 720;
  letter-spacing: 0.055em;
  line-height: 1.25;
  text-align: right;
  text-transform: uppercase;
}

.live-indicator::before {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--rule-strong);
  content: "";
}

body.has-data .live-indicator::before {
  background: var(--green);
}

button,
.file-button {
  position: relative;
  min-height: 39px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--surface);
  color: var(--ink-strong);
  padding: 0 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 720;
  letter-spacing: -0.01em;
  line-height: 1;
  white-space: nowrap;
  transition: background 180ms var(--ease), border-color 180ms var(--ease), color 180ms var(--ease), transform 180ms var(--ease);
}

button:hover,
.file-button:hover {
  border-color: var(--ink-soft);
  background: var(--surface-muted);
  transform: translateY(-1px);
}

button:active,
.file-button:active {
  transform: translateY(0);
}

button:disabled {
  cursor: not-allowed;
  border-color: var(--rule);
  background: var(--surface-muted);
  color: var(--ink-faint);
  transform: none;
}

.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
}

.primary:hover {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
}

.ghost-action,
.link-action {
  border-color: transparent;
  background: transparent;
  color: var(--ink-soft);
}

.ghost-action:hover,
.link-action:hover {
  border-color: transparent;
  background: transparent;
  color: var(--ink-strong);
}

.file-button input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

/* Controls */

.toolbar {
  display: grid;
  grid-template-columns: 178px minmax(0, 1fr);
  gap: 20px;
  padding: 15px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.toolbar-intro {
  display: grid;
  align-content: center;
  gap: 3px;
}

.toolbar-intro strong {
  font-size: 0.93rem;
  letter-spacing: -0.016em;
}

.toolbar-intro span {
  color: var(--ink-faint);
  font-size: 0.76rem;
}

.toolbar-controls {
  display: grid;
  grid-template-columns: repeat(5, minmax(112px, 1fr));
  gap: 9px;
}

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

.control label {
  color: var(--ink-faint);
  font-size: 0.66rem;
  font-weight: 760;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.control select,
.control input,
.ai-controls select {
  width: 100%;
  height: 39px;
  min-width: 0;
  border: 1px solid var(--rule);
  border-radius: 6px;
  outline: none;
  background: var(--surface);
  color: var(--ink-strong);
  padding: 0 10px;
  color-scheme: light;
  font-size: 0.82rem;
  transition: border-color 180ms var(--ease), background 180ms var(--ease), box-shadow 180ms var(--ease);
}

.control select:hover,
.control input:hover,
.ai-controls select:hover {
  border-color: var(--rule-strong);
}

.control select:focus,
.control input:focus,
.ai-controls select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-soft);
}

.toolbar-controls .control:nth-child(2),
.toolbar-controls .control:nth-child(3) {
  transition: opacity 180ms var(--ease), visibility 180ms var(--ease), max-width 180ms var(--ease), margin 180ms var(--ease);
}

body:not(.is-custom-range) .toolbar-controls .control:nth-child(2),
body:not(.is-custom-range) .toolbar-controls .control:nth-child(3) {
  display: none;
}

/* Feedback and first run */

.status {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 20px;
  margin-top: -12px;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.status:empty {
  display: none;
}

.status::before {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--teal);
  content: "";
}

.status.error {
  color: var(--red);
}

.status.error::before {
  background: var(--red);
}

.onboarding {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(270px, 0.62fr);
  min-height: 330px;
  border: 1px solid var(--rule-strong);
  border-top: 5px solid var(--accent);
  background: var(--surface);
}

.onboarding-copy {
  padding: 43px;
}

.onboarding-copy h1 {
  max-width: 15ch;
  font-size: 2.7rem;
}

.onboarding-copy > p:not(.privacy-note) {
  max-width: 59ch;
  margin-bottom: 26px;
  color: var(--ink-soft);
  line-height: 1.58;
}

.onboarding-actions {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}

.privacy-note {
  max-width: 65ch;
  margin: 24px 0 0;
  color: var(--ink-faint);
  font-size: 0.78rem;
  line-height: 1.45;
}

.onboarding-field {
  position: relative;
  overflow: hidden;
  border-left: 1px solid var(--rule);
  background: var(--ink-strong);
}

.onboarding-field::before,
.onboarding-field::after {
  position: absolute;
  content: "";
}

.onboarding-field::before {
  top: 24px;
  right: 24px;
  bottom: 24px;
  left: 24px;
  border: 1px solid rgba(242, 249, 244, 0.22);
}

.onboarding-field::after {
  top: 52%;
  right: 24px;
  left: 24px;
  height: 1px;
  background: rgba(242, 249, 244, 0.3);
}

.field-label,
.field-caption {
  position: absolute;
  z-index: 1;
  color: rgba(242, 249, 244, 0.72);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.field-label {
  top: 40px;
  left: 40px;
}

.field-caption {
  right: 40px;
  bottom: 40px;
  text-align: right;
}

.field-line {
  position: absolute;
  left: 39px;
  height: 7px;
  background: var(--accent);
}

.field-line-long {
  bottom: 109px;
  width: 65%;
}

.field-line-medium {
  bottom: 86px;
  width: 42%;
  background: rgba(242, 249, 244, 0.72);
}

.field-line-short {
  bottom: 63px;
  width: 25%;
  background: var(--teal);
}

.field-mark {
  position: absolute;
  top: 47%;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--accent);
  transform: translate(-50%, -50%);
}

.field-mark-one {
  left: 29%;
}

.field-mark-two {
  left: 55%;
  background: rgba(242, 249, 244, 0.92);
}

.field-mark-three {
  left: 76%;
  background: var(--teal);
}

body.has-data .onboarding {
  display: none;
}

body:not(.has-data) .overview,
body:not(.has-data) .analysis-row,
body:not(.has-data) .dashboard,
body:not(.has-data) .table-section {
  display: none;
}

/* Selected block */

.overview-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  align-items: end;
  gap: 32px;
  margin-bottom: 24px;
}

.overview-head > div > p {
  max-width: 57ch;
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.55;
}

.overview-note {
  margin: 0 0 3px;
  padding: 13px 0 13px 16px;
  border-left: 2px solid var(--accent);
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.43;
}

.chart-panel,
.data-panel,
.ai-insights {
  border: 1px solid var(--rule);
  background: var(--surface);
}

.chart-panel {
  min-height: 332px;
  padding: 22px;
}

.chart-panel-featured {
  border-top: 5px solid var(--ink-strong);
}

.primary-chart {
  min-height: 424px;
}

.panel-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.panel-heading span {
  color: var(--ink-faint);
  font-size: 0.76rem;
  line-height: 1.35;
  text-align: right;
}

.chart {
  width: 100%;
  height: 260px;
  position: relative;
}

.primary-chart .chart {
  height: 344px;
}

.wide .compact-chart {
  height: 244px;
}

.kpis {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 1px;
  border: 1px solid var(--rule);
  background: var(--surface);
}

.kpi-card {
  min-height: 126px;
  padding: 18px;
  border-right: 1px solid var(--rule);
}

.kpi-card:last-child {
  border-right: 0;
}

.kpi-card span,
.intel-card span {
  display: block;
  color: var(--ink-faint);
  font-size: 0.66rem;
  font-weight: 760;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.kpi-card strong {
  display: block;
  margin-top: 13px;
  font-size: 1.86rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.045em;
  line-height: 0.95;
}

.kpi-card small {
  display: block;
  min-height: 16px;
  margin-top: 10px;
  color: var(--ink-faint);
  font-size: 0.73rem;
  font-weight: 650;
}

.kpi-card small.good {
  color: var(--green);
}

.kpi-card small.warn {
  color: var(--red);
}

.kpi-featured {
  background: var(--accent);
}

.kpi-featured span,
.kpi-featured small,
.kpi-featured strong {
  color: var(--accent-ink);
}

.kpi-featured small.good {
  color: oklch(31% 0.1 151);
}

.kpi-featured small.warn {
  color: oklch(39% 0.14 27);
}

/* Analysis */

.analysis-row {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  gap: 26px;
}

.runner-intel,
.table-section {
  padding: 22px;
}

.intel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}

.intel-card {
  position: relative;
  min-height: 101px;
  padding: 15px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--surface);
}

.intel-card strong {
  display: block;
  margin-top: 11px;
  font-size: 1.32rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  line-height: 1;
}

.intel-card small {
  display: block;
  margin-top: 8px;
  color: var(--ink-faint);
  font-size: 0.73rem;
  line-height: 1.35;
}

.intel-card.good {
  background: var(--teal-soft);
}

.intel-card.warn {
  background: var(--orange-soft);
}

.ai-insights {
  display: grid;
  grid-template-columns: minmax(235px, 0.75fr) minmax(0, 1fr);
  min-height: 100%;
}

.ai-insights-intro {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 25px;
  padding: 24px;
  background: var(--ink-strong);
  color: oklch(94% 0.012 135);
}

.ai-status-dot {
  display: block;
  width: 9px;
  height: 9px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: var(--accent);
}

.ai-insights-intro h2 {
  max-width: 13ch;
  margin-bottom: 12px;
  color: oklch(96% 0.008 135);
  font-size: 1.8rem;
  letter-spacing: -0.035em;
  line-height: 1.04;
}

.ai-insights-intro > div > p {
  margin-bottom: 0;
  color: oklch(76% 0.018 198);
  font-size: 0.82rem;
  line-height: 1.52;
}

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

.ai-controls label {
  color: oklch(74% 0.018 198);
  font-size: 0.66rem;
  font-weight: 760;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.ai-controls select {
  border-color: oklch(35% 0.024 216);
  background: oklch(17% 0.034 224);
  color: oklch(95% 0.008 135);
}

.ai-controls select:hover {
  border-color: oklch(55% 0.03 198);
}

.ai-action {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
}

.ai-action:hover {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
}

.ai-model-note {
  margin: 0;
  color: oklch(63% 0.02 198);
  font-size: 0.68rem;
}

.ai-insight-content {
  min-width: 0;
  padding: 24px;
  background: var(--surface-muted);
}

.ai-insight-content[aria-busy="true"] {
  background: var(--surface-muted);
}

.ai-empty,
.ai-loading,
.ai-error {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  max-width: 420px;
  margin: 43px auto;
}

.ai-empty > span,
.ai-loading > span,
.ai-error > span {
  flex: 0 0 auto;
  color: var(--teal);
  font-size: 1.8rem;
  font-weight: 760;
  line-height: 0.9;
}

.ai-error > span {
  color: var(--red);
}

.ai-empty strong,
.ai-loading strong,
.ai-error strong {
  display: block;
  margin-bottom: 7px;
  font-size: 0.96rem;
}

.ai-empty p,
.ai-loading p,
.ai-error p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
  line-height: 1.5;
}

.ai-result-header {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
}

.ai-result-header span,
.ai-observation span,
.ai-next-step span {
  display: block;
  color: var(--ink-faint);
  font-size: 0.65rem;
  font-weight: 760;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.ai-result-header h3 {
  margin: 9px 0 7px;
  font-size: 1.42rem;
  letter-spacing: -0.034em;
  line-height: 1.08;
}

.ai-result-header p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.52;
}

.ai-observations {
  display: grid;
  gap: 1px;
  margin-top: 17px;
  border: 1px solid var(--rule);
  background: var(--rule);
}

.ai-observation {
  min-height: 120px;
  padding: 14px;
  background: var(--surface);
}

.ai-observation.positive {
  box-shadow: inset 3px 0 var(--green);
}

.ai-observation.caution {
  box-shadow: inset 3px 0 var(--orange);
}

.ai-observation.neutral {
  box-shadow: inset 3px 0 var(--blue);
}

.ai-observation strong {
  display: block;
  margin: 8px 0 6px;
  font-size: 0.9rem;
  line-height: 1.25;
}

.ai-observation p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.78rem;
  line-height: 1.45;
}

.ai-next-step {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 14px;
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--teal);
  background: var(--teal-soft);
}

.ai-next-step strong {
  font-size: 0.86rem;
  line-height: 1.45;
}

.ai-caution {
  margin: 11px 0 0;
  color: var(--ink-faint);
  font-size: 0.7rem;
  line-height: 1.42;
}

/* Secondary visuals */

.dashboard {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.wide {
  grid-column: 1 / -1;
}

svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.axis {
  stroke: var(--rule);
  stroke-width: 1;
}

.coaching-workspace { margin-top: 24px; padding: 22px; }
.coaching-workspace .panel-heading h2 { margin: 0; }
.training-texture { margin-top: 24px; padding: 18px 22px; border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--rule); }
.training-texture-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 14px; }
.training-texture-heading .section-kicker { margin-bottom: 4px; color: var(--ink-faint); }
.training-texture-heading h2 { margin: 0; color: var(--ink-strong); font-size: 1rem; letter-spacing: -.025em; }
.training-texture-heading p { max-width: 300px; margin: 0; color: var(--ink-faint); font-size: .73rem; line-height: 1.45; text-align: right; }
.training-texture-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border: 1px solid var(--rule); background: var(--surface-muted); }
.texture-stat { min-width: 0; padding: 13px 15px; border-right: 1px solid var(--rule); }
.texture-stat:last-child { border-right: 0; }
.texture-stat > span, .texture-stat small { display: block; color: var(--ink-faint); font-size: .63rem; font-weight: 750; letter-spacing: .065em; line-height: 1.35; text-transform: uppercase; }
.texture-stat strong { display: block; overflow: hidden; margin: 7px 0 4px; color: var(--ink-strong); font-size: 1.03rem; letter-spacing: -.035em; text-overflow: ellipsis; white-space: nowrap; }
.texture-stat small { font-weight: 500; letter-spacing: 0; text-transform: none; }
.texture-stat.weather-ready strong { color: var(--teal); }
.coaching-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.context-card { padding: 16px; border: 1px solid var(--rule); background: var(--surface-muted); }
.context-card h3 { margin: 0 0 14px; color: var(--ink-strong); font-size: 0.98rem; }
.context-card label { display: block; margin: 10px 0 5px; color: var(--ink-faint); font-size: 0.68rem; font-weight: 760; letter-spacing: .06em; text-transform: uppercase; }
.context-card input, .context-card select { width: 100%; min-height: 35px; }
.goal-race-fields { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 8px; }
.context-save { min-height: 35px; margin-top: 14px; border-radius: 0; background: var(--teal); color: var(--surface); font-size: .72rem; }
.readiness-metric strong { display: block; color: var(--ink-strong); font-size: 1.45rem; letter-spacing: -.04em; }
.readiness-metric span, .context-muted { color: var(--ink-faint); font-size: .73rem; line-height: 1.45; }
.readiness-card ul { margin: 14px 0 8px; padding-left: 17px; color: var(--ink-soft); font-size: .76rem; line-height: 1.75; }
.plan-draft { display: flex; align-items: center; justify-content: space-between; gap: 22px; margin-top: 12px; padding: 18px; border-left: 3px solid var(--accent); background: var(--ink-strong); color: var(--surface); }
.plan-draft h3 { margin: 0; font-size: 1rem; }
.plan-draft p { max-width: 850px; margin: 7px 0 0; color: oklch(80% .015 198); font-size: .78rem; line-height: 1.5; }
.plan-draft .plan-adaptation { max-width: 760px; color: oklch(92% .03 106); }
.milestones { margin-top: 12px; }
.plan-draft .section-kicker { color: var(--accent); }
.plan-draft .context-save { flex: 0 0 auto; margin: 0; background: var(--accent); color: var(--accent-ink); }
.recommended-calendar { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; margin-top: 16px; }
.recommended-day { display: block; width: 100%; min-height: 108px; padding: 10px; border: 1px solid oklch(34% .02 210); border-radius: 0; background: oklch(16% .025 219); text-align: left; }
.recommended-day > span, .recommended-day time, .recommended-day small { display: block; color: oklch(70% .018 198); font-size: .64rem; line-height: 1.35; }
.recommended-day > span { color: var(--accent); font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.recommended-day time { margin-top: 3px; }
.recommended-day strong { display: block; margin: 10px 0 6px; color: oklch(96% .008 135); font-size: .75rem; line-height: 1.3; }
.recommended-day em { display: block; margin-top: 7px; color: oklch(67% .015 198); font-size: .61rem; font-style: normal; }
.recommended-day.completed { border-color: var(--teal); background: oklch(21% .05 188); }
.recommended-day.skipped { opacity: .58; }
.recommended-day.race-day { border-color: var(--accent); background: oklch(26% .065 106); }
.ai-sources { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: 16px; padding-top: 13px; border-top: 1px solid var(--rule); }
.ai-sources > span { margin-right: 4px; color: var(--ink-faint); font-size: .68rem; font-weight: 760; letter-spacing: .07em; text-transform: uppercase; }
.ai-sources button { min-height: 28px; padding: 5px 8px; border-color: var(--rule-strong); border-radius: 0; background: var(--surface); color: var(--ink-soft); font-size: .7rem; }

.block-review {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
  gap: 28px;
  margin-bottom: 22px;
  padding: 24px;
  border: 1px solid var(--ink-strong);
  border-top: 5px solid var(--accent);
  background: var(--surface);
}

.section-kicker {
  display: block;
  margin-bottom: 8px;
  color: var(--teal);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.block-review h2 {
  max-width: 600px;
  margin: 0;
  color: var(--ink-strong);
  font-size: clamp(1.35rem, 2vw, 2rem);
  letter-spacing: -0.04em;
}

.block-review p {
  max-width: 650px;
  margin: 11px 0 0;
  color: var(--ink-soft);
  line-height: 1.5;
}

.block-evidence {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-self: stretch;
  border: 1px solid var(--rule);
}

.block-evidence-card {
  min-width: 0;
  padding: 15px;
  border-right: 1px solid var(--rule);
  background: var(--surface-muted);
}

.block-evidence-card:last-child { border-right: 0; }

.block-evidence-card span,
.block-evidence-card small {
  display: block;
  color: var(--ink-faint);
  font-size: 0.68rem;
  line-height: 1.4;
}

.block-evidence-card span {
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.block-evidence-card strong {
  display: block;
  margin: 10px 0 5px;
  color: var(--ink-strong);
  font-size: 1rem;
}

.key-runs { margin-top: 24px; padding: 22px; }

.key-runs .panel-heading { margin-bottom: 16px; }
.key-runs .panel-heading h2 { margin: 0; }

.key-runs-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }

.key-run-card {
  display: block;
  min-height: 152px;
  padding: 16px;
  border: 1px solid var(--rule);
  border-top: 3px solid var(--teal);
  border-radius: 0;
  background: var(--surface-muted);
  color: var(--ink-strong);
  text-align: left;
}

.key-run-card:hover,
.key-run-card:focus-visible { border-color: var(--ink-strong); border-top-color: var(--accent); background: var(--surface); }

.key-run-card span,
.key-run-card em,
.key-run-card small { display: block; color: var(--ink-faint); font-size: 0.7rem; font-style: normal; line-height: 1.45; }
.key-run-card span { color: var(--teal); font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.key-run-card strong { display: block; min-height: 40px; margin: 10px 0 7px; overflow: hidden; font-size: 0.9rem; line-height: 1.3; }
.key-run-card small { margin-top: 8px; }

.advanced-exploration { margin-top: 24px; border: 1px solid var(--rule); background: var(--surface); }
.advanced-exploration summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px; cursor: pointer; color: var(--ink-strong); font-weight: 760; }
.advanced-exploration summary small { color: var(--ink-faint); font-size: 0.73rem; font-weight: 500; }
.advanced-exploration[open] summary { border-bottom: 1px solid var(--rule); }
.advanced-exploration .dashboard { padding: 22px; }

.chart-grid {
  stroke: var(--surface-muted);
  stroke-dasharray: 2 4;
}

.bar {
  fill: var(--teal);
}

.bar.secondary {
  fill: var(--orange);
}

.bar.tertiary {
  fill: var(--accent);
}

.line {
  fill: none;
  stroke: var(--accent-hover);
  stroke-width: 3;
}

.line.secondary {
  stroke: var(--blue);
  stroke-width: 2;
}

.dot {
  fill: var(--blue);
  opacity: 0.86;
}

.structure-line {
  fill: none;
  stroke: var(--orange);
  stroke-width: 2;
  pointer-events: none;
}

.structure-point {
  fill: var(--orange);
  stroke: var(--surface);
  stroke-width: 2;
}

.heat-empty {
  fill: var(--surface-muted);
}

.heat-1 {
  fill: oklch(89% 0.04 190);
}

.heat-2 {
  fill: oklch(79% 0.07 190);
}

.heat-3 {
  fill: oklch(68% 0.1 190);
}

.heat-4 {
  fill: oklch(57% 0.12 190);
}

.heat-5 {
  fill: var(--ink-strong);
}

.label {
  fill: var(--ink-faint);
  font-size: 12px;
}

.empty-state {
  height: 100%;
  padding: 20px;
  display: grid;
  place-items: center;
  border: 1px dashed var(--rule-strong);
  color: var(--ink-faint);
  font-size: 0.84rem;
  line-height: 1.45;
  text-align: center;
}

.chart-tooltip {
  position: fixed;
  z-index: 30;
  max-width: min(320px, calc(100vw - 24px));
  padding: 12px;
  border: 1px solid var(--ink-strong);
  border-radius: 7px;
  background: var(--ink-strong);
  box-shadow: 0 14px 30px rgba(19, 37, 47, 0.25);
  color: oklch(95% 0.008 135);
  pointer-events: none;
  opacity: 0;
  transform: translate(-999px, -999px);
  transition: opacity 160ms var(--ease);
}

.chart-tooltip.visible {
  opacity: 1;
}

.chart-tooltip strong {
  display: block;
  margin-bottom: 7px;
  color: oklch(96% 0.008 135);
  font-size: 0.86rem;
}

.chart-tooltip dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  margin: 0;
}

.chart-tooltip dt {
  color: oklch(72% 0.02 198);
  font-size: 0.72rem;
}

.chart-tooltip dd {
  margin: 0;
  color: oklch(94% 0.008 135);
  font-size: 0.75rem;
  font-weight: 700;
  text-align: right;
}

.has-tooltip {
  cursor: crosshair;
  outline: none;
  pointer-events: all;
}

.chart-action {
  cursor: pointer;
}

.chart-action:hover,
.chart-action:focus-visible {
  filter: brightness(0.88);
  outline: none;
}

.chart-action:focus-visible {
  stroke: var(--ink-strong);
  stroke-width: 3;
}

.chart-legend {
  font-size: 10px;
}

.collection-body > p {
  margin: 0 0 18px;
  color: var(--ink-soft);
}

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

.chart-run-option {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 58px;
  padding: 12px 14px;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--teal);
  border-radius: 0;
  background: var(--surface-muted);
  color: var(--ink-strong);
  text-align: left;
}

.chart-run-option:hover,
.chart-run-option:focus-visible {
  border-color: var(--ink-strong);
  border-left-color: var(--accent);
  background: var(--surface);
}

.chart-run-option span,
.chart-run-option em {
  color: var(--ink-faint);
  font-size: 0.75rem;
  font-style: normal;
}

.chart-run-option strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.88rem;
}

.has-tooltip:focus-visible {
  stroke: var(--ink-strong);
  stroke-width: 3;
}

/* Run ledger */

.table-wrap {
  overflow-x: auto;
  border-top: 1px solid var(--rule);
}

table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--rule);
  padding: 14px 10px;
  text-align: left;
  white-space: nowrap;
}

th {
  color: var(--ink-faint);
  font-size: 0.65rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

td {
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.activity-row {
  cursor: pointer;
}

.activity-row td {
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.activity-row:hover td {
  background: var(--surface-muted);
  color: var(--ink-strong);
}

.activity-row td:nth-child(3) {
  color: var(--ink-strong);
  font-weight: 700;
}

.row-detail-button {
  width: 31px;
  min-height: 31px;
  padding: 0;
  border-color: transparent;
  border-radius: 50%;
  background: transparent;
  color: var(--teal);
  font-size: 1.05rem;
}

.activity-row:hover .row-detail-button {
  border-color: var(--teal);
  background: var(--teal-soft);
  color: var(--ink-strong);
}

.app-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  color: var(--ink-faint);
  font-size: 0.73rem;
}

.app-footer span {
  color: var(--ink-soft);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.app-footer p {
  margin: 0;
}

/* Workout details */

body.modal-open {
  overflow: hidden;
}

.modal-backdrop {
  position: fixed;
  z-index: 60;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(13, 26, 34, 0.54);
  backdrop-filter: blur(7px);
}

.modal-backdrop[hidden] {
  display: none;
}

.workout-modal {
  position: relative;
  width: min(1180px, 100%);
  max-height: min(860px, calc(100vh - 48px));
  overflow: auto;
  border: 1px solid var(--ink-strong);
  border-top: 5px solid var(--accent);
  background: var(--surface);
  box-shadow: var(--shadow-sheet);
}

.modal-close {
  position: sticky;
  z-index: 4;
  top: 16px;
  right: 16px;
  float: right;
  width: 38px;
  min-height: 38px;
  margin: 16px 16px 0 0;
  padding: 0;
  border-color: rgba(238, 242, 236, 0.48);
  border-radius: 50%;
  background: var(--ink-strong);
  color: var(--surface);
  font-size: 1.25rem;
}

.modal-close:hover {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
}

.workout-header {
  min-height: 178px;
  margin: 0;
  padding: 32px 84px 31px 32px;
  background: var(--ink-strong);
  color: var(--surface);
}

.workout-kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  color: oklch(75% 0.02 198);
  font-size: 0.69rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.workout-kicker::before {
  width: 20px;
  height: 2px;
  background: var(--accent);
  content: "";
}

.workout-header h2 {
  max-width: 820px;
  margin: 0 0 11px;
  color: oklch(96% 0.008 135);
  font-size: 2.35rem;
  letter-spacing: -0.045em;
  line-height: 1;
}

.workout-header-meta {
  display: flex;
  gap: 9px 17px;
  flex-wrap: wrap;
  color: oklch(75% 0.02 198);
  font-size: 0.82rem;
}

.workout-type {
  color: var(--accent);
  font-weight: 760;
}

.workout-body {
  padding: 27px 32px 34px;
}

.workout-lead {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(290px, 0.55fr);
  gap: 25px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--rule);
}

.workout-lead-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--rule);
}

.workout-lead-metric {
  min-height: 114px;
  padding: 16px;
  border-right: 1px solid var(--rule);
}

.workout-lead-metric:last-child {
  border-right: 0;
}

.workout-lead-metric span,
.workout-stat span,
.profile-row span,
.context-list dt {
  display: block;
  color: var(--ink-faint);
  font-size: 0.64rem;
  font-weight: 760;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.workout-lead-metric strong {
  display: block;
  margin-top: 11px;
  font-size: 1.82rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.05em;
  line-height: 1;
}

.workout-lead-metric small {
  display: block;
  margin-top: 9px;
  color: var(--ink-faint);
  font-size: 0.74rem;
}

.workout-read {
  min-height: 114px;
  padding: 17px;
  border-left: 3px solid var(--accent);
  background: var(--surface-muted);
}

.workout-read span {
  display: block;
  margin-bottom: 8px;
  color: var(--ink-faint);
  font-size: 0.64rem;
  font-weight: 760;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.workout-read strong {
  display: block;
  font-size: 1.06rem;
  line-height: 1.3;
}

.workout-read p {
  margin: 9px 0 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
  line-height: 1.45;
}

.workout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(290px, 0.55fr);
  gap: 25px;
}

.workout-section {
  margin-top: 26px;
}

.workout-section h3 {
  margin: 0 0 12px;
  font-size: 0.94rem;
}

.workout-section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.workout-section-heading h3 {
  margin: 0;
}

.workout-section-heading span {
  color: var(--ink-faint);
  font-size: 0.72rem;
}

.effort-profile {
  display: grid;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.profile-row {
  display: grid;
  grid-template-columns: 92px minmax(120px, 1fr) 48px;
  align-items: center;
  gap: 12px;
}

.profile-track {
  height: 8px;
  overflow: hidden;
  background: var(--surface-muted);
}

.profile-fill {
  display: block;
  height: 100%;
  min-width: 3px;
  background: var(--teal);
}

.profile-row:nth-child(2) .profile-fill {
  background: var(--blue);
}

.profile-row:nth-child(3) .profile-fill {
  background: var(--accent-hover);
}

.profile-row strong {
  font-size: 0.79rem;
  text-align: right;
}

.neighbor-chart {
  min-height: 180px;
  padding-top: 12px;
  border-top: 1px solid var(--rule);
}

.neighbor-chart svg {
  height: 170px;
  overflow: hidden;
}

.workout-signals {
  border-top: 1px solid var(--rule);
}

.workout-signal {
  display: grid;
  grid-template-columns: 94px minmax(130px, 0.75fr) minmax(180px, 1fr);
  gap: 14px;
  align-items: start;
  padding: 13px 0;
  border-bottom: 1px solid var(--rule);
}

.workout-signal span {
  color: var(--ink-faint);
  font-size: 0.64rem;
  font-weight: 760;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.workout-signal strong {
  font-size: 0.86rem;
}

.workout-signal small {
  color: var(--ink-faint);
  font-size: 0.75rem;
  line-height: 1.4;
}

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

.workout-stat {
  min-height: 96px;
  padding: 13px;
  border: 1px solid var(--rule);
  background: var(--surface-muted);
}

.workout-stat strong {
  display: block;
  margin-top: 9px;
  font-size: 1.05rem;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.workout-stat small {
  display: block;
  margin-top: 7px;
  color: var(--ink-faint);
  font-size: 0.72rem;
  line-height: 1.3;
  white-space: normal;
}

.context-list {
  display: grid;
  grid-template-columns: minmax(110px, 0.45fr) 1fr;
  margin: 0;
  border-top: 1px solid var(--rule);
}

.context-list dt,
.context-list dd {
  margin: 0;
  padding: 11px 0;
  border-bottom: 1px solid var(--rule);
}

.context-list dd {
  color: var(--ink-soft);
  font-size: 0.8rem;
  line-height: 1.4;
}

.workout-weather-content {
  min-height: 198px;
  border-top: 1px solid var(--rule);
  background: var(--surface-muted);
}

.workout-weather-hero {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 13px;
  align-items: center;
  padding: 16px 15px;
  border-bottom: 1px solid var(--rule);
}

.weather-glyph {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--ink-strong);
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 1.55rem;
  line-height: 1;
}

.workout-weather-hero span:not(.weather-glyph),
.workout-weather-grid span,
.workout-weather-source,
.run-digest-kicker,
.run-digest-evidence span,
.run-digest-next span,
.run-digest-empty span {
  display: block;
  color: var(--ink-faint);
  font-size: 0.62rem;
  font-weight: 760;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.workout-weather-hero strong {
  display: block;
  margin-top: 5px;
  color: var(--ink-strong);
  font-size: 2rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.workout-weather-hero p {
  margin: 7px 0 0;
  color: var(--ink-soft);
  font-size: 0.76rem;
  line-height: 1.35;
}

.workout-weather-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.workout-weather-grid article {
  min-height: 65px;
  padding: 11px 13px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.workout-weather-grid article:nth-child(2n) {
  border-right: 0;
}

.workout-weather-grid strong {
  display: block;
  margin-top: 6px;
  color: var(--ink-strong);
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}

.workout-weather-source {
  margin: 0;
  padding: 12px 13px 14px;
  font-size: 0.67rem;
  letter-spacing: normal;
  line-height: 1.45;
  text-transform: none;
}

.workout-weather-state,
.run-digest-state {
  display: flex;
  min-height: 134px;
  gap: 12px;
  align-items: center;
  padding: 16px;
}

.workout-weather-state strong,
.run-digest-state strong {
  display: block;
  color: var(--ink-strong);
  font-size: 0.86rem;
}

.workout-weather-state small,
.run-digest-state p {
  display: block;
  margin: 5px 0 0;
  color: var(--ink-faint);
  font-size: 0.75rem;
  line-height: 1.4;
}

.weather-pulse {
  width: 15px;
  height: 15px;
  flex: 0 0 auto;
  border: 3px solid color-mix(in srgb, var(--accent) 28%, transparent);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: ledger-spin 760ms linear infinite;
}

.weather-unavailable-mark {
  display: grid;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--rule-strong);
  color: var(--ink-faint);
  font-size: 1.3rem;
}

.workout-ai-digest {
  border-top: 3px solid var(--ink-strong);
  padding-top: 15px;
}

.workout-run-digest {
  border: 1px solid var(--rule-strong);
  background: var(--surface-muted);
}

.run-digest-empty {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  padding: 17px;
}

.run-digest-empty strong {
  display: block;
  max-width: 500px;
  margin-top: 7px;
  color: var(--ink-strong);
  font-size: 0.96rem;
  line-height: 1.35;
}

.run-digest-empty p {
  max-width: 560px;
  margin: 7px 0 0;
  color: var(--ink-faint);
  font-size: 0.75rem;
  line-height: 1.42;
}

.run-digest-action {
  flex: 0 0 auto;
  min-height: 40px;
  border-color: var(--ink-strong);
  border-radius: 0;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 0.75rem;
}

.run-digest-action:hover {
  background: var(--accent-hover);
}

.run-digest-action.secondary {
  background: transparent;
  color: var(--ink-strong);
}

.run-digest-result {
  padding: 18px;
  background: var(--surface);
}

.run-digest-result h4 {
  max-width: 740px;
  margin: 7px 0 0;
  color: var(--ink-strong);
  font-size: 1.18rem;
  letter-spacing: -0.035em;
  line-height: 1.22;
}

.run-digest-copy {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.55;
}

.run-digest-evidence-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 18px;
  border: 1px solid var(--rule);
  background: var(--rule);
}

.run-digest-evidence {
  min-height: 104px;
  padding: 13px;
  background: var(--surface-muted);
}

.run-digest-evidence.positive {
  border-top: 3px solid var(--teal);
}

.run-digest-evidence.caution {
  border-top: 3px solid var(--orange);
}

.run-digest-evidence p {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 0.75rem;
  line-height: 1.42;
}

.run-digest-next {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  margin-top: 16px;
  padding-top: 15px;
  border-top: 1px solid var(--rule);
}

.run-digest-next strong {
  color: var(--ink-strong);
  font-size: 0.82rem;
  line-height: 1.45;
}

.run-digest-next small {
  display: block;
  margin-top: 7px;
  color: var(--ink-faint);
  font-size: 0.72rem;
  font-weight: 650;
  line-height: 1.45;
}

.run-digest-caution,
.run-digest-result > small {
  display: block;
  margin: 13px 0 0;
  color: var(--ink-faint);
  font-size: 0.68rem;
  line-height: 1.42;
}

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

/* Responsive */

@media (max-width: 1160px) {
  .app-header {
    grid-template-columns: auto 1fr;
  }

  .header-actions {
    grid-column: 1 / -1;
    justify-content: space-between;
    padding: 0 0 14px;
  }

  .toolbar-controls {
    grid-template-columns: repeat(3, minmax(115px, 1fr));
  }

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

  .ai-insights {
    min-height: 330px;
  }

  .block-review {
    grid-template-columns: 1fr;
  }

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

  .training-texture-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .texture-stat:nth-child(3) {
    border-right: 0;
  }

  .texture-stat:nth-child(-n + 3) {
    border-bottom: 1px solid var(--rule);
  }

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

@media (max-width: 820px) {
  .app {
    width: min(100% - 32px, 1450px);
    padding-top: 20px;
  }

  .app-header {
    grid-template-columns: 1fr;
    gap: 14px;
    padding-bottom: 14px;
  }

  .app-nav {
    order: 3;
    gap: 18px;
  }

  .header-actions {
    grid-column: auto;
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding: 0;
  }

  .live-indicator {
    max-width: none;
    text-align: left;
  }

  .toolbar {
    grid-template-columns: 1fr;
    gap: 13px;
  }

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

  .metric-control {
    grid-column: 1 / -1;
  }

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

  .onboarding-field {
    min-height: 210px;
    border-top: 1px solid var(--rule);
    border-left: 0;
  }

  .overview-head {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .overview-note {
    max-width: 470px;
  }

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

  .wide {
    grid-column: auto;
  }

  .chart-panel,
  .primary-chart {
    min-height: 306px;
  }

  .chart,
  .primary-chart .chart {
    height: 250px;
  }

  .wide .compact-chart {
    height: 220px;
  }

  .block-evidence {
    grid-template-columns: 1fr;
  }

  .block-evidence-card {
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .block-evidence-card:last-child { border-bottom: 0; }

  .workout-lead,
  .workout-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .app {
    width: min(100% - 24px, 1450px);
  }

  h1 {
    font-size: 2.36rem;
    line-height: 0.99;
  }

  .block-review,
  .key-runs,
  .advanced-exploration .dashboard {
    padding: 16px;
  }

  .training-texture {
    padding: 16px;
  }

  .training-texture-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .training-texture-heading p {
    max-width: none;
    text-align: left;
  }

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

  .texture-stat,
  .texture-stat:nth-child(3) {
    border-right: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
  }

  .texture-stat:nth-child(2n) {
    border-right: 0;
  }

  .texture-stat:last-child {
    border-bottom: 0;
  }

  .key-runs-grid {
    grid-template-columns: 1fr;
  }

  .advanced-exploration summary {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px;
  }

  .plan-draft {
    align-items: flex-start;
    flex-direction: column;
  }

  .actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .actions .primary {
    grid-column: 1 / -1;
  }

  .toolbar-controls,
  .kpis,
  .intel-grid,
  .workout-stats {
    grid-template-columns: 1fr;
  }

  .metric-control {
    grid-column: auto;
  }

  .kpi-card,
  .kpi-card:nth-child(3) {
    min-height: 106px;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .kpi-card:last-child {
    border-bottom: 0;
  }

  .onboarding-copy {
    padding: 27px 22px;
  }

  .onboarding-copy h1 {
    font-size: 2.28rem;
  }

  .onboarding-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .onboarding-actions button,
  .onboarding-actions .file-button {
    width: 100%;
  }

  .onboarding-field {
    min-height: 184px;
  }

  .field-label {
    top: 29px;
    left: 27px;
  }

  .field-caption {
    right: 27px;
    bottom: 28px;
  }

  .field-line {
    left: 27px;
  }

  .panel-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .panel-heading span {
    text-align: left;
  }

  .chart-panel,
  .runner-intel,
  .table-section {
    padding: 17px;
  }

  .chart,
  .primary-chart .chart {
    height: 230px;
  }

  .wide .compact-chart {
    height: 210px;
  }

  .ai-insights {
    grid-template-columns: 1fr;
  }

  .ai-insights-intro,
  .ai-insight-content {
    padding: 20px;
  }

  .ai-insights-intro h2 {
    max-width: none;
  }

  .ai-next-step {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .app-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .modal-backdrop {
    align-items: stretch;
    padding: 8px;
  }

  .workout-modal {
    max-height: calc(100vh - 16px);
  }

  .workout-header {
    min-height: 150px;
    padding: 23px 64px 23px 20px;
  }

  .workout-header h2 {
    font-size: 1.85rem;
  }

  .workout-body {
    padding: 20px;
  }

  .workout-lead-metrics {
    grid-template-columns: 1fr;
  }

  .run-digest-empty,
  .run-digest-state {
    align-items: flex-start;
    flex-direction: column;
  }

  .run-digest-action {
    width: 100%;
  }

  .run-digest-evidence-grid {
    grid-template-columns: 1fr;
  }

  .run-digest-next {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .workout-lead-metric {
    min-height: 86px;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .workout-lead-metric:last-child {
    border-bottom: 0;
  }

  .workout-lead-metric strong {
    font-size: 1.65rem;
  }

  .workout-signal {
    grid-template-columns: 82px 1fr;
  }

  .workout-signal small {
    grid-column: 2;
  }

  .profile-row {
    grid-template-columns: 76px minmax(80px, 1fr) 44px;
    gap: 9px;
  }

  .context-list {
    grid-template-columns: 1fr;
  }

  .context-list dd {
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}