:root {
  --bg: #0b0d0c;
  --panel: #141817;
  --panel-raised: #1a1f1d;
  --panel-soft: #202624;
  --line: #353d3a;
  --line-strong: #59635f;
  --text: #f0eee5;
  --muted: #a6aea9;
  --quiet: #747d78;
  --accent: #ff5a1f;
  --accent-dark: #b9360d;
  --focus: #ffd0bd;
  --error: #ffb49a;
  --shadow: 0 16px 36px rgb(0 0 0 / 32%);
  --z-tab-bar: 20;
  --z-dialog: 40;
  --z-session: 60;
  --font-body: "BIZ UDPGothic", "Yu Gothic UI", "Meiryo", sans-serif;
  --font-display: "Bahnschrift SemiCondensed", "DIN Condensed", "BIZ UDPGothic", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  min-width: 320px;
  min-height: 100dvh;
  margin: 0;
  padding-bottom: calc(92px + env(safe-area-inset-bottom));
  color: var(--text);
  background: var(--bg);
  font-family: var(--font-body);
  line-height: 1.6;
}

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

button {
  color: inherit;
}

button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.wizard-step-heading h3:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

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

h1,
h2,
h3 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

[hidden] {
  display: none !important;
}

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

.noscript-message {
  margin: 0;
  padding: 1rem;
  color: #1b100b;
  background: var(--error);
  font-weight: 700;
  text-align: center;
}

.app-shell {
  width: min(1440px, calc(100% - 48px));
  margin: 0 auto;
  padding: 40px 0 56px;
}

.site-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 32px;
  padding: 0 0 24px;
  border-bottom: 1px solid var(--line);
}

.eyebrow,
.section-index,
.exercise-code,
.counter-topline,
.privacy-tag,
.empty-kicker,
.camera-footer span,
.guide-number {
  font-family: var(--font-display);
  font-weight: 700;
}

.eyebrow {
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 0.78rem;
}

.site-header h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 11vw, 10rem);
  font-weight: 800;
  line-height: 0.72;
}

.header-note {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: min(420px, 100%);
  padding-bottom: 4px;
}

.header-note p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.header-mark {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: 6px;
  border: 3px solid var(--accent);
}

.workout-layout {
  display: grid;
  grid-template-columns: minmax(330px, 0.78fr) minmax(0, 1.45fr);
  gap: 24px;
}

.view-panel {
  min-width: 0;
}

.view-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 24px;
}

.view-header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4.7rem);
  line-height: 0.95;
}

.view-header > p {
  width: min(430px, 100%);
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.training-wizard {
  min-height: 560px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.wizard-progress {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--line);
  list-style: none;
}

.wizard-progress li {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 68px;
  padding: 14px 18px;
  border-right: 1px solid var(--line);
  color: var(--quiet);
  background: #101312;
}

.wizard-progress li:last-child {
  border-right: 0;
}

.wizard-progress li[aria-current="step"] {
  color: #190b05;
  background: var(--accent);
}

.wizard-progress li[data-complete="true"]:not([aria-current="step"]) {
  color: var(--text);
}

.wizard-progress span {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
}

.wizard-progress strong {
  font-size: 0.8rem;
}

.wizard-step {
  padding: 32px;
}

.wizard-step-heading {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.wizard-step-heading h3 {
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 3.1rem);
  line-height: 1;
}

.wizard-step-heading p:not(.section-index) {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.training-wizard .mode-grid {
  max-width: 880px;
  margin: 0 auto;
}

.training-wizard .mode-grid button {
  min-height: 210px;
  padding: 24px;
}

.training-wizard .mode-grid span {
  margin-bottom: 42px;
}

.training-wizard .mode-grid strong {
  font-size: 1.15rem;
}

.training-wizard .mode-grid small {
  font-size: 0.76rem;
}

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

.exercise-grid-large .exercise-button {
  min-height: 150px;
  padding: 20px;
}

.exercise-selection-guide {
  display: grid;
  grid-template-columns: minmax(130px, 0.35fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  margin-top: 16px;
  padding: 16px;
  border-left: 3px solid var(--accent);
  background: #101312;
}

.exercise-selection-guide p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.exercise-selection-guide .current-exercise-name {
  color: var(--accent);
}

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

.training-wizard .session-readout {
  margin-top: 16px;
}

.wizard-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 28px;
}

.wizard-actions .action-button {
  min-width: 220px;
}

.split-actions {
  justify-content: space-between;
}

body.session-in-progress {
  overflow: hidden;
}

body.session-in-progress .tab-bar {
  display: none;
}

.training-session-overlay {
  position: fixed;
  z-index: var(--z-session);
  inset: 0;
  min-width: 320px;
  min-height: 100dvh;
  overflow: hidden;
  color: var(--text);
  background: #050606;
}

.session-camera-layer,
.session-camera-layer video,
.session-camera-layer canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.session-camera-layer {
  overflow: hidden;
  background: #050606;
}

.session-camera-layer video,
.session-camera-layer canvas {
  display: block;
  object-fit: cover;
}

.training-session-overlay[data-camera-facing="user"] .session-camera-layer video,
.training-session-overlay[data-camera-facing="user"] .session-camera-layer canvas {
  transform: scaleX(-1);
}

.session-camera-layer canvas {
  pointer-events: none;
}

.session-empty-state {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  padding: 32px;
  background: #050606;
  text-align: center;
}

.session-empty-state h2 {
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 5rem);
}

.session-empty-state p:last-child {
  max-width: 520px;
  margin: 0 auto;
  color: var(--muted);
}

.session-hud-top {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  display: grid;
  grid-template-columns: minmax(120px, 0.45fr) minmax(180px, 1fr) auto auto auto;
  align-items: center;
  gap: 12px;
  padding:
    calc(14px + env(safe-area-inset-top))
    calc(18px + env(safe-area-inset-right))
    14px
    calc(18px + env(safe-area-inset-left));
  background: rgb(5 6 6 / 88%);
}

.session-time span,
.session-time output,
.session-exercise-label,
.session-camera-switch-button,
.session-end-button,
.session-camera-status p,
.session-instruction-bar span {
  font-family: var(--font-display);
  font-weight: 700;
}

.session-time span,
.session-time output {
  display: block;
}

.session-time span {
  color: var(--accent);
  font-size: 0.65rem;
}

.session-time output {
  font-size: clamp(1.4rem, 4vw, 2.5rem);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.session-camera-status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.session-camera-status p {
  margin: 0;
  color: var(--muted);
  font-size: 0.7rem;
}

.session-exercise-label {
  margin: 0;
  padding: 8px 12px;
  color: #190b05;
  background: var(--accent);
  font-size: 0.8rem;
}

.session-camera-switch-button,
.session-end-button {
  min-height: 38px;
  padding: 7px 12px;
  border: 1px solid var(--line-strong);
  color: var(--text);
  background: #101312;
  cursor: pointer;
  font-size: 0.75rem;
}

.session-camera-switch-button span,
.session-camera-switch-button strong {
  display: block;
}

.session-camera-switch-button span {
  color: var(--accent);
  font-size: 0.58rem;
}

.session-camera-switch-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.session-camera-switch-button:hover:not(:disabled),
.session-end-button:hover {
  border-color: var(--accent);
}

.session-center-hud {
  position: absolute;
  inset: 16% 0 18%;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  pointer-events: none;
  text-align: center;
}

.session-action-label {
  min-width: 170px;
  margin: 0 0 20px;
  padding: 7px 12px;
  color: var(--text);
  background: rgb(5 6 6 / 88%);
  font-family: var(--font-display);
  font-size: clamp(1rem, 3vw, 1.7rem);
  font-weight: 700;
}

.session-arrow {
  width: clamp(90px, 16vw, 180px);
  aspect-ratio: 1 / 0.82;
  margin-bottom: 22px;
  background: var(--accent);
  clip-path: polygon(50% 0, 100% 52%, 72% 52%, 72% 100%, 28% 100%, 28% 52%, 0 52%);
}

.session-arrow[data-direction="down"] {
  transform: rotate(180deg);
}

.session-count-display {
  padding: 12px 28px 18px;
  background: rgb(5 6 6 / 76%);
}

.session-count-display span,
.session-count-display output {
  display: block;
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.session-count-display span {
  color: var(--accent);
  font-size: clamp(1.4rem, 5vw, 3rem);
}

.session-count-display output {
  color: var(--text);
  font-size: clamp(8rem, 28vw, 20rem);
  line-height: 0.72;
  text-shadow:
    3px 3px 0 #050606,
    -3px 3px 0 #050606,
    3px -3px 0 #050606,
    -3px -3px 0 #050606;
}

.session-instruction-bar {
  position: absolute;
  right: calc(18px + env(safe-area-inset-right));
  bottom: calc(18px + env(safe-area-inset-bottom));
  left: calc(18px + env(safe-area-inset-left));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  padding: 14px 18px;
  border-top: 4px solid var(--accent);
  background: rgb(5 6 6 / 92%);
}

.session-instruction-bar p {
  margin: 0;
  font-size: clamp(1rem, 3vw, 1.65rem);
  font-weight: 700;
  text-align: center;
}

.session-instruction-bar span {
  flex: 0 0 auto;
  color: var(--accent);
  font-size: 0.65rem;
}

.session-error-message {
  position: absolute;
  right: calc(18px + env(safe-area-inset-right));
  bottom: calc(110px + env(safe-area-inset-bottom));
  left: calc(18px + env(safe-area-inset-left));
  margin: 0;
  padding: 12px 14px;
  border-left: 3px solid var(--error);
  color: var(--error);
  background: #24120d;
  font-size: 0.84rem;
}

.control-panel,
.camera-panel,
.guide-section,
.session-planner,
.data-card,
.settings-card {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.session-planner {
  display: grid;
  grid-template-columns:
    minmax(210px, 0.65fr)
    minmax(290px, 1fr)
    minmax(290px, 0.95fr)
    minmax(230px, 0.7fr);
  gap: 24px;
  margin-bottom: 24px;
  padding: 24px;
}

.planner-heading,
.planner-actions {
  min-width: 0;
}

.planner-heading {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.planner-heading h3 {
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 1.18rem;
}

.planner-heading p:not(.section-index) {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

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

.mode-grid button {
  min-height: 116px;
  padding: 14px;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--panel-raised);
  cursor: pointer;
  text-align: left;
}

.mode-grid button:hover:not(:disabled) {
  border-color: var(--line-strong);
  background: var(--panel-soft);
}

.mode-grid button[aria-pressed="true"] {
  color: #190b05;
  border-color: var(--accent);
  background: var(--accent);
}

.mode-grid button:disabled,
.exercise-button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.mode-grid span,
.mode-grid strong,
.mode-grid small {
  display: block;
}

.mode-grid span,
.mode-grid small {
  font-family: var(--font-display);
}

.mode-grid span {
  margin-bottom: 12px;
  color: var(--quiet);
  font-size: 0.68rem;
  font-weight: 700;
}

.mode-grid button[aria-pressed="true"] span,
.mode-grid button[aria-pressed="true"] small {
  color: #5e1b04;
}

.mode-grid strong {
  margin-bottom: 4px;
  font-size: 0.82rem;
}

.mode-grid small {
  color: var(--muted);
  font-size: 0.68rem;
}

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

.planner-field {
  display: flex;
  min-width: 0;
  min-height: 116px;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  border: 1px solid var(--line);
  background: #101312;
}

.planner-field span,
.planner-field small {
  display: block;
}

.planner-field span {
  color: var(--muted);
  font-size: 0.72rem;
}

.planner-field strong {
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.planner-field input,
.planner-field select {
  width: 100%;
  padding: 7px 8px;
  border: 1px solid var(--line-strong);
  color: var(--text);
  background: var(--panel-raised);
  font-variant-numeric: tabular-nums;
}

.planner-field input:focus-visible,
.planner-field select:focus-visible,
.settings-fields input:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.planner-field small {
  color: var(--quiet);
  font-size: 0.65rem;
}

.planner-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.planner-actions .action-button {
  min-height: 52px;
}

.session-readout {
  flex: 1 1 auto;
  padding: 14px;
  border-left: 3px solid var(--accent);
  background: #101312;
}

.session-readout p {
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.74rem;
}

.session-readout output {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.control-panel {
  display: flex;
  flex-direction: column;
}

.panel-section {
  padding: 24px;
  border-bottom: 1px solid var(--line);
}

.section-heading,
.guide-heading {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.section-heading {
  margin-bottom: 18px;
}

.section-heading.compact {
  margin-bottom: 12px;
}

.section-heading h2,
.section-heading h3,
.guide-heading h2,
.guide-heading h3 {
  margin-bottom: 2px;
  font-family: var(--font-display);
  font-size: 1.18rem;
}

.section-heading p:not(.section-index),
.guide-heading p:not(.section-index) {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.section-index {
  flex: 0 0 auto;
  margin: 2px 0 0;
  color: var(--accent);
  font-size: 0.75rem;
}

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

.exercise-button {
  min-height: 80px;
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--panel-raised);
  cursor: pointer;
  text-align: left;
}

.exercise-button:hover {
  border-color: var(--line-strong);
  background: var(--panel-soft);
}

.exercise-button[aria-pressed="true"] {
  color: #190b05;
  border-color: var(--accent);
  background: var(--accent);
}

.exercise-code,
.exercise-name {
  display: block;
}

.exercise-code {
  margin-bottom: 6px;
  color: var(--quiet);
  font-size: 0.7rem;
}

.exercise-button[aria-pressed="true"] .exercise-code {
  color: #5e1b04;
}

.exercise-name {
  font-weight: 800;
}

.counter-card {
  position: relative;
  overflow: hidden;
  padding: 24px;
  border-bottom: 1px solid var(--line);
  background: #101312;
}

.counter-card::after {
  position: absolute;
  right: -34px;
  bottom: -34px;
  width: 92px;
  height: 92px;
  border: 18px solid var(--accent);
  content: "";
  opacity: 0.18;
  transform: rotate(45deg);
}

.counter-topline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.72rem;
}

.counter-topline p {
  margin-bottom: 0;
}

.stage-output {
  color: var(--text);
  text-align: right;
}

.count-output {
  display: block;
  margin: 8px 0 0;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(7rem, 17vw, 13rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 0.78;
}

.counter-rule {
  width: 100%;
  height: 4px;
  margin: 24px 0 12px;
  background: var(--accent);
}

.metric-output {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}

.form-section {
  flex: 1 1 auto;
}

.current-exercise-name {
  color: var(--accent) !important;
  font-weight: 800;
}

.instruction {
  margin-bottom: 16px;
  color: var(--text);
  font-size: 0.9rem;
}

.live-message {
  min-height: 3.2em;
  margin: 0;
  padding: 12px;
  border-left: 3px solid var(--accent);
  color: var(--muted);
  background: #101312;
  font-size: 0.82rem;
}

.action-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 16px 24px 24px;
}

.action-button {
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  cursor: pointer;
  font-weight: 800;
}

.action-button:disabled {
  cursor: wait;
  opacity: 0.6;
}

.action-button.primary {
  color: #190b05;
  border-color: var(--accent);
  background: var(--accent);
}

.action-button.primary:hover:not(:disabled) {
  border-color: var(--focus);
  background: #ff7545;
}

.action-button.secondary {
  background: transparent;
}

.action-button.secondary:hover {
  border-color: var(--line-strong);
  background: var(--panel-soft);
}

.camera-panel {
  min-width: 0;
  padding: 16px;
}

.camera-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
  padding: 0 2px;
}

.camera-status-wrap {
  display: flex;
  align-items: center;
  gap: 9px;
}

.status-light {
  width: 10px;
  height: 10px;
  border: 2px solid var(--quiet);
  background: transparent;
}

.status-light.active {
  border-color: var(--accent);
  background: var(--accent);
}

.camera-status,
.privacy-tag {
  margin: 0;
  font-size: 0.72rem;
}

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

.privacy-tag {
  color: var(--accent);
}

.camera-stage {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #050606;
}

.camera-stage video,
.camera-stage canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(-1);
}

.camera-stage video {
  object-fit: fill;
}

.camera-stage canvas {
  pointer-events: none;
}

.empty-state {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  padding: 32px;
  text-align: center;
}

.empty-state[hidden] {
  display: none;
}

.empty-kicker {
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 0.72rem;
}

.empty-state h2,
.empty-state h3 {
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4vw, 3rem);
}

.empty-state p:last-child {
  max-width: 440px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 0.86rem;
}

.camera-corner {
  position: absolute;
  width: 26px;
  height: 26px;
  border-color: var(--accent);
  pointer-events: none;
}

.corner-top-left {
  top: 14px;
  left: 14px;
  border-top: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
}

.corner-top-right {
  top: 14px;
  right: 14px;
  border-top: 2px solid var(--accent);
  border-right: 2px solid var(--accent);
}

.corner-bottom-left {
  bottom: 14px;
  left: 14px;
  border-bottom: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
}

.corner-bottom-right {
  right: 14px;
  bottom: 14px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
}

.error-message {
  margin: 12px 0 0;
  padding: 12px 14px;
  border-left: 3px solid var(--error);
  color: var(--error);
  background: #24120d;
  font-size: 0.84rem;
}

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

.camera-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.74rem;
}

.camera-footer span {
  display: block;
  margin-bottom: 2px;
  color: var(--accent);
  font-size: 0.68rem;
}

.guide-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1.3fr);
  gap: 32px;
  margin-top: 24px;
  padding: 24px;
}

.guide-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.guide-list li {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  background: var(--panel-raised);
}

.guide-number {
  display: block;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 0.7rem;
}

.guide-list strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.guide-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.summary-card {
  position: relative;
  overflow: hidden;
  min-height: 178px;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.summary-card::after {
  position: absolute;
  right: -28px;
  bottom: -28px;
  width: 70px;
  height: 70px;
  border: 14px solid var(--accent);
  content: "";
  opacity: 0.16;
  transform: rotate(45deg);
}

.summary-card p,
.summary-card span {
  margin: 0;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.72rem;
}

.summary-card output {
  display: block;
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 0.8;
}

.data-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.7fr);
  gap: 24px;
}

.data-card,
.settings-card {
  min-width: 0;
  padding: 24px;
}

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

.card-heading-row h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.card-kicker {
  margin-bottom: 3px;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
}

.range-buttons {
  display: flex;
  gap: 6px;
}

.range-buttons button {
  padding: 6px 9px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-size: 0.72rem;
}

.range-buttons button[aria-pressed="true"] {
  color: #190b05;
  border-color: var(--accent);
  background: var(--accent);
}

.history-chart {
  display: block;
  width: 100%;
  height: 320px;
  border: 1px solid var(--line);
  background: #0d100f;
}

.data-empty-state {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 12px;
  padding: 12px;
  border-left: 3px solid var(--accent);
  background: #101312;
}

.data-empty-state p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.data-empty-state .action-button {
  flex: 0 0 auto;
  min-height: 38px;
  padding: 6px 10px;
  font-size: 0.76rem;
}

.breakdown-list {
  margin: 0;
}

.breakdown-list div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.breakdown-list div:last-child {
  border-bottom: 0;
}

.breakdown-list dt {
  color: var(--muted);
  font-size: 0.82rem;
}

.breakdown-list dd {
  margin: 0;
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.recent-card {
  margin-top: 24px;
}

.recent-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.recent-list li {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--panel-raised);
}

.recent-list li.empty-record {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

.recent-meta,
.recent-detail {
  margin: 0;
  color: var(--muted);
  font-size: 0.7rem;
}

.recent-title {
  margin: 8px 0 2px;
  font-weight: 800;
}

.recent-reps {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 2rem;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.settings-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: 24px;
}

.settings-layout .danger-card {
  grid-column: 2;
}

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

.settings-fields label {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  background: #101312;
}

.settings-fields span {
  font-weight: 700;
  font-size: 0.8rem;
}

.settings-fields input {
  width: 100%;
  padding: 8px;
  border: 1px solid var(--line-strong);
  color: var(--text);
  background: var(--panel-raised);
  font-variant-numeric: tabular-nums;
}

.settings-fields small {
  color: var(--quiet);
  font-size: 0.68rem;
}

.settings-message {
  min-height: 1.6em;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.settings-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.license-list details {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.license-list details:last-child {
  border-bottom: 0;
}

.license-list summary {
  cursor: pointer;
  font-weight: 800;
}

.license-list p,
.danger-card > p {
  margin: 10px 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.license-list a {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
}

.tab-bar {
  position: fixed;
  z-index: var(--z-tab-bar);
  right: 50%;
  bottom: 0;
  display: grid;
  width: min(720px, calc(100% - 24px));
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  padding: 8px 8px calc(8px + env(safe-area-inset-bottom));
  border: 1px solid var(--line);
  border-bottom: 0;
  background: var(--panel);
  box-shadow: 0 -12px 30px rgb(0 0 0 / 34%);
  transform: translateX(50%);
}

.tab-bar button {
  min-height: 54px;
  padding: 7px 10px;
  border: 0;
  color: var(--muted);
  background: #101312;
  cursor: pointer;
}

.tab-bar button:hover {
  color: var(--text);
  background: var(--panel-soft);
}

.tab-bar button[aria-pressed="true"] {
  color: #190b05;
  background: var(--accent);
}

.tab-bar span,
.tab-bar strong {
  display: block;
}

.tab-bar span {
  margin-bottom: 1px;
  font-family: var(--font-display);
  font-size: 0.64rem;
  font-weight: 700;
}

.tab-bar strong {
  font-size: 0.78rem;
}

.confirm-dialog {
  z-index: var(--z-dialog);
  width: min(460px, calc(100% - 32px));
  padding: 0;
  border: 1px solid var(--line-strong);
  color: var(--text);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.confirm-dialog::backdrop {
  background: rgb(0 0 0 / 72%);
}

.confirm-dialog form {
  padding: 24px;
}

.confirm-dialog h2 {
  margin-bottom: 8px;
  font-family: var(--font-display);
}

.confirm-dialog p:not(.card-kicker) {
  color: var(--muted);
  font-size: 0.82rem;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}

@media (max-width: 1050px) {
  .exercise-grid-large,
  .review-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .session-planner {
    grid-template-columns: 1fr 1fr;
  }

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

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

  .control-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .counter-card,
  .panel-section {
    border-right: 1px solid var(--line);
  }

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

  .guide-section {
    grid-template-columns: 1fr;
  }

  .data-layout,
  .settings-layout {
    grid-template-columns: 1fr;
  }

  .settings-layout .danger-card {
    grid-column: auto;
  }
}

@media (max-width: 760px) {
  .app-shell {
    width: min(100% - 24px, 680px);
    padding: 20px 0 32px;
  }

  .site-header {
    display: block;
    margin-bottom: 18px;
  }

  .view-header {
    display: block;
  }

  .view-header h2 {
    margin-bottom: 14px;
  }

  .site-header h1 {
    margin-bottom: 24px;
  }

  .wizard-step {
    padding: 22px;
  }

  .wizard-progress li {
    min-height: 58px;
    padding: 10px;
  }

  .wizard-step-heading h3 {
    font-size: 2rem;
  }

  .training-wizard .mode-grid button {
    min-height: 170px;
  }

  .training-wizard .mode-grid span {
    margin-bottom: 28px;
  }

  .exercise-selection-guide {
    grid-template-columns: 1fr;
  }

  .session-hud-top {
    grid-template-columns: minmax(90px, 0.5fr) auto auto auto;
  }

  .session-camera-status {
    display: none;
  }

  .session-center-hud {
    inset: 14% 0 20%;
  }

  .session-instruction-bar {
    display: block;
  }

  .session-instruction-bar span {
    display: block;
    margin-top: 4px;
    text-align: center;
  }

  .session-planner {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .planner-actions {
    grid-column: auto;
  }

  .control-panel {
    display: block;
  }

  .counter-card,
  .panel-section {
    border-right: 0;
  }

  .camera-panel {
    padding: 10px;
  }

  .privacy-tag {
    display: none;
  }

  .camera-footer {
    grid-template-columns: 1fr;
  }

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

  .summary-grid,
  .recent-list {
    grid-template-columns: 1fr;
  }

  .summary-card {
    min-height: 140px;
  }

  .summary-card output {
    font-size: 4.6rem;
  }

  .settings-fields {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .site-header h1 {
    font-size: 4.3rem;
  }

  .panel-section,
  .counter-card {
    padding: 18px;
  }

  .action-row {
    grid-template-columns: 1fr;
    padding: 14px 18px 18px;
  }

  .mode-grid,
  .planner-fields {
    grid-template-columns: 1fr;
  }

  .exercise-grid,
  .exercise-grid-large,
  .review-fields,
  .guide-list {
    grid-template-columns: 1fr;
  }

  .wizard-progress strong {
    font-size: 0.68rem;
  }

  .wizard-step {
    padding: 18px;
  }

  .wizard-step-heading {
    margin-bottom: 20px;
  }

  .training-wizard .mode-grid button {
    min-height: 138px;
    padding: 18px;
  }

  .training-wizard .mode-grid span {
    margin-bottom: 20px;
  }

  .wizard-actions,
  .split-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .wizard-actions .action-button {
    min-width: 0;
    width: 100%;
  }

  .camera-toolbar {
    align-items: flex-start;
  }

  .camera-stage {
    min-height: 240px;
    aspect-ratio: 4 / 3;
  }

  .empty-state {
    padding: 24px;
  }

  .data-card,
  .settings-card {
    padding: 18px;
  }

  .card-heading-row {
    display: block;
  }

  .range-buttons {
    margin-top: 12px;
  }

  .history-chart {
    height: 240px;
  }

  .data-empty-state {
    display: block;
  }

  .data-empty-state .action-button {
    width: 100%;
    margin-top: 10px;
  }

  .settings-actions,
  .dialog-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .tab-bar {
    width: calc(100% - 16px);
  }

  .session-hud-top {
    grid-template-columns: minmax(62px, 0.5fr) auto auto auto;
    gap: 6px;
    padding:
      calc(10px + env(safe-area-inset-top))
      calc(10px + env(safe-area-inset-right))
      10px
      calc(10px + env(safe-area-inset-left));
  }

  .session-time output {
    font-size: 1.35rem;
  }

  .session-exercise-label {
    padding: 6px 8px;
    font-size: 0.7rem;
  }

  .session-camera-switch-button,
  .session-end-button {
    min-height: 34px;
    padding: 5px 7px;
    font-size: 0.66rem;
  }

  .session-camera-switch-button span {
    font-size: 0.5rem;
  }

  .session-action-label {
    min-width: 140px;
    margin-bottom: 14px;
    font-size: 1rem;
  }

  .session-arrow {
    width: 92px;
    margin-bottom: 16px;
  }

  .session-count-display {
    padding: 10px 20px 14px;
  }

  .session-count-display span {
    font-size: 1.55rem;
  }

  .session-count-display output {
    font-size: clamp(7.5rem, 38vw, 11rem);
  }

  .session-instruction-bar {
    right: calc(10px + env(safe-area-inset-right));
    bottom: calc(10px + env(safe-area-inset-bottom));
    left: calc(10px + env(safe-area-inset-left));
    min-height: 64px;
    padding: 10px 12px;
  }

  .session-instruction-bar p {
    font-size: 1rem;
  }
}