:root {
  --bg: #edf2f1;
  --surface: #ffffff;
  --surface-soft: #edf2f4;
  --ink: #17202a;
  --muted: #607080;
  --line: #d9e0e4;
  --green: #23715f;
  --blue: #2b5f9e;
  --coral: #b95b47;
  --yellow: #b98523;
  --shadow: 0 18px 50px rgba(30, 44, 56, 0.11);
  --glass-alpha: 0.22;
  --glass-prominent-alpha: 0.28;
  --glass-refraction: 16px;
  --glass-saturation: 180%;
  --glass-light-x: 18%;
  --glass-light-y: 0%;
  --glass-tilt-x: 0;
  --glass-tilt-y: 0;
  --glass-edge: rgba(255, 255, 255, 0.48);
  --glass-edge-soft: rgba(255, 255, 255, 0.28);
  --glass-shadow: 0 18px 54px rgba(23, 32, 42, 0.16);
  --icon-solid: #17202a;
  --icon-dark: #f7faf9;
  --icon-clear-light: rgba(255, 255, 255, 0.86);
  --icon-clear-dark: rgba(23, 32, 42, 0.82);
  --icon-tinted: var(--blue);
}

* {
  box-sizing: border-box;
}

body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(135deg, #e7efed 0%, #f7f6f0 46%, #e7eef7 100%),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(35, 113, 95, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(43, 95, 158, 0.06) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.72), rgba(0, 0, 0, 0.16));
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

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

select {
  min-width: 150px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--ink);
  background: #fff;
  font-weight: 750;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 650;
}

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

h1 {
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.98;
}

h2 {
  font-size: 1.25rem;
}

h3 {
  font-size: 1.02rem;
}

.hidden {
  display: none !important;
}

.eyebrow {
  color: var(--green);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 22px;
}

.auth-panel {
  width: min(100%, 420px);
  display: grid;
  gap: 22px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.auth-form {
  display: grid;
  gap: 14px;
}

.auth-form button,
.exercise-actions button {
  border-radius: 8px;
  padding: 11px 14px;
  color: #fff;
  background: var(--green);
  font-weight: 800;
}

.plan-actions .action-button {
  border-radius: 8px;
  padding: 11px 14px;
  color: #fff;
  background: var(--green);
  font-weight: 800;
}

.link-button,
.ghost-button,
.secondary-button {
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: #fff;
  font-weight: 750;
}

.link-button {
  color: var(--blue);
  border: 0;
  padding: 0;
  justify-self: start;
}

.icon-button {
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
  font-weight: 900;
}

[data-tooltip] {
  position: relative;
}

[data-tooltip]:hover::after,
[data-tooltip]:focus-visible::after {
  content: attr(data-tooltip);
  position: absolute;
  z-index: 30;
  left: 50%;
  bottom: calc(100% + 8px);
  width: max-content;
  max-width: 180px;
  transform: translateX(-50%);
  padding: 6px 8px;
  border-radius: 6px;
  color: #fff;
  background: var(--ink);
  font-size: 0.75rem;
  font-weight: 750;
  text-align: center;
  white-space: normal;
  box-shadow: var(--shadow);
}

.status-line {
  min-height: 1.2rem;
  color: var(--coral);
  font-size: 0.9rem;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 18px;
}

.topbar,
.session-tools,
.training-panel,
.dashboard-panel,
.settings-panel,
.overview-summary,
.overview-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px;
}

.topbar h1 {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
}

.user-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-weight: 700;
}

.session-tools {
  display: grid;
  grid-template-columns: 220px minmax(260px, 1fr) 120px;
  align-items: end;
  gap: 12px;
  padding: 14px;
}

.app-tabs {
  align-self: start;
  display: inline-grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 6px;
  width: min(100%, 540px);
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.app-tab {
  min-height: 40px;
  border-radius: 7px;
  color: var(--muted);
  background: transparent;
  font-weight: 850;
}

.app-tab.active {
  color: #fff;
  background: var(--blue);
}

.app-tab-panel {
  display: grid;
  gap: 18px;
}

.settings-panel {
  padding: 18px;
}

.overview-toolbar {
  display: flex;
  align-items: end;
  gap: 12px;
  flex-wrap: wrap;
}

.compact-control {
  min-width: 180px;
}

.overview-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 18px;
}

.overview-card {
  padding: 0;
  overflow: hidden;
}

.table-shell {
  overflow-x: auto;
}

.overview-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
}

.overview-table th,
.overview-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(166, 181, 190, 0.28);
  text-align: left;
  vertical-align: top;
}

.overview-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: rgba(246, 250, 252, 0.98);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.overview-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.55);
}

.overview-table tbody tr.is-focus-row {
  background: rgba(43, 95, 158, 0.08);
}

.overview-cell {
  display: grid;
  gap: 4px;
}

.overview-cell small {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.compact-button {
  min-height: 36px;
  padding: 0 12px;
}

.focus-flag {
  display: inline-flex;
  margin-left: 8px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(43, 95, 158, 0.14);
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 850;
}

.settings-grid {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 92px;
  align-items: end;
  gap: 12px;
}

.plan-list {
  display: grid;
  gap: 10px;
}

.plan-list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid rgba(166, 181, 190, 0.42);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
}

.plan-list-row div {
  display: grid;
  gap: 3px;
}

.plan-list-row span {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 750;
}

.plan-list-row.is-active {
  border-color: rgba(43, 95, 158, 0.48);
}

.segmented {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.segment {
  min-height: 42px;
  border-radius: 7px;
  color: var(--muted);
  background: transparent;
  font-weight: 850;
}

.segment.active {
  color: #fff;
  background: var(--blue);
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 18px;
  align-items: start;
}

.training-panel,
.dashboard-panel {
  min-width: 0;
  padding: 18px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.breadcrumbs span:not(:last-child)::after {
  content: "/";
  margin-left: 6px;
  color: #9aa8b2;
}

.session-meta {
  color: var(--muted);
  font-weight: 800;
}

.exercise-list {
  display: flex;
  gap: 14px;
  margin-inline: -4px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  padding: 2px 4px 12px;
  scroll-padding-inline: 4px;
  scroll-snap-type: x mandatory;
}

.exercise-card {
  position: relative;
  flex: 0 0 clamp(360px, 68vw, 475px);
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid rgba(166, 181, 190, 0.42);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 14px 34px rgba(23, 32, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.72);
  scroll-snap-align: start;
}

.exercise-card.is-skipped {
  border-color: #b8c4cc;
  background: #f9fbfa;
}

.exercise-card.is-focused {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(43, 95, 158, 0.16);
}

.exercise-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.exercise-head-actions {
  display: flex;
  align-items: start;
  gap: 8px;
}

.overflow-button {
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.exercise-card:hover .overflow-button,
.exercise-card:focus-within .overflow-button {
  opacity: 1;
  transform: none;
}

.overflow-menu {
  position: absolute;
  z-index: 20;
  top: 58px;
  right: 16px;
  min-width: 170px;
  display: grid;
  gap: 4px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.overflow-menu button {
  padding: 9px 10px;
  border-radius: 7px;
  color: var(--ink);
  background: transparent;
  font-weight: 800;
  text-align: left;
}

.overflow-menu button:hover,
.overflow-menu button:focus-visible {
  background: var(--surface-soft);
}

.exercise-meta,
.exercise-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.exercise-meta span,
.exercise-summary span {
  padding: 4px 7px;
  border-radius: 6px;
  background: var(--surface-soft);
}

.status-pill {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 6px 9px;
  color: var(--muted);
  background: var(--surface-soft);
  font-size: 0.78rem;
  font-weight: 850;
}

.status-increase {
  color: #fff;
  background: var(--green);
}

.status-deload,
.status-repeat {
  color: #fff;
  background: var(--coral);
}

.status-hold,
.status-progress-duration-reps {
  color: #fff;
  background: var(--yellow);
}

.status-skipped {
  color: #fff;
  background: var(--blue);
}

.status-complete {
  color: #fff;
  background: var(--green);
}

.status-upcoming,
.status-due {
  color: #fff;
  background: var(--yellow);
}

.status-missed,
.status-in-progress {
  color: #fff;
  background: var(--coral);
}

.set-grid {
  display: grid;
  gap: 7px;
}

.set-row {
  display: grid;
  grid-template-columns: 44px minmax(90px, 1fr) minmax(90px, 1fr);
  align-items: center;
  gap: 8px;
}

.set-row > span:first-child {
  color: var(--muted);
  font-weight: 800;
}

.quick-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 34px;
  gap: 6px;
}

.quick-fill {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--blue);
  background: #fff;
  font-size: 1rem;
  font-weight: 900;
}

.quick-fill:hover,
.quick-fill:focus-visible {
  border-color: var(--blue);
}

.set-header {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.empty-cell {
  min-height: 38px;
}

.exercise-actions {
  display: grid;
  grid-template-columns: 88px 82px minmax(0, 1fr) 82px;
  gap: 8px;
}

.action-button {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  white-space: nowrap;
}

.action-icon,
.action-icon svg {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}

.action-icon svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.exercise-actions .secondary-button,
.exercise-actions .ghost-button {
  color: var(--ink);
  border: 1px solid var(--line);
  background: #fff;
}

.exercise-actions .done-button {
  color: var(--green);
}

.exercise-actions .done-button.is-logged {
  color: #fff;
  border-color: var(--green);
  background: var(--green);
}

.exercise-actions .skip-button {
  color: var(--coral);
}

.exercise-card.is-skipped .skip-button {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.notes-input {
  background: #fbfcfc;
}

.inline-info {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfc;
}

.inline-info summary {
  padding: 9px 10px;
  cursor: pointer;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 850;
  list-style: none;
}

.inline-info summary::-webkit-details-marker {
  display: none;
}

.inline-info summary::after {
  content: "+";
  float: right;
  color: var(--blue);
  font-weight: 900;
}

.inline-info[open] summary::after {
  content: "-";
}

.inline-info p {
  padding: 0 10px 10px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.metric {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 8px;
  background: var(--surface-soft);
}

.metric span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.metric strong {
  font-size: 1.45rem;
}

.side-section {
  margin-top: 18px;
  display: grid;
  gap: 10px;
}

.chart-grid {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.chart-card {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid rgba(166, 181, 190, 0.42);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 14px 34px rgba(23, 32, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.chart-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.chart-title select {
  max-width: 190px;
  color: var(--ink);
  font-size: 0.78rem;
  text-transform: none;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
}

.legend-dot.actual {
  background: var(--blue);
}

.legend-dot.projected {
  background: var(--green);
}

.chart-canvas {
  min-height: 170px;
}

.chart-empty {
  min-height: 120px;
  display: grid;
  place-items: center;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: var(--surface-soft);
  font-size: 0.9rem;
  font-weight: 750;
}

.line-chart {
  width: 100%;
  height: 170px;
  display: block;
}

.chart-axis {
  stroke: var(--line);
  stroke-width: 2;
}

.chart-area {
  fill: rgba(43, 95, 158, 0.12);
}

.chart-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 4;
}

.chart-line.actual {
  stroke: var(--blue);
}

.chart-line.projected {
  stroke: var(--green);
  stroke-dasharray: 7 7;
}

.chart-point {
  fill: #fff;
  cursor: pointer;
  stroke-width: 3;
}

.chart-point.actual {
  stroke: var(--blue);
}

.chart-point.projected {
  stroke: var(--green);
}

.chart-point:hover,
.chart-point:focus,
.chart-point.is-selected {
  r: 6;
  outline: none;
  stroke-width: 4;
}

.chart-value {
  min-height: 48px;
  display: grid;
  gap: 2px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: var(--surface-soft);
  font-size: 0.82rem;
  font-weight: 750;
}

.chart-value strong {
  color: var(--ink);
  font-size: 0.92rem;
}

.status-chart {
  display: grid;
  gap: 9px;
  min-height: 120px;
  align-content: center;
}

.status-row {
  display: grid;
  grid-template-columns: 96px 1fr 32px;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.status-label {
  display: grid;
  gap: 1px;
}

.status-label span {
  color: var(--ink);
}

.status-label small {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

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

.status-fill {
  height: 100%;
  border-radius: inherit;
}

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

.bar-row {
  display: grid;
  grid-template-columns: 44px 1fr 64px;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
}

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

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

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

.list-row {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
  text-align: left;
}

.list-row span {
  color: var(--muted);
  font-size: 0.86rem;
}

.list-row.static {
  cursor: default;
}

.empty-state {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: #fff;
}

.bottom-drawers {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.drawer {
  overflow: hidden;
  border: 1px solid rgba(166, 181, 190, 0.42);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 14px 34px rgba(23, 32, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.drawer summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  color: var(--ink);
  font-weight: 850;
  list-style: none;
}

.drawer summary::-webkit-details-marker {
  display: none;
}

.drawer summary::after {
  content: "+";
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--blue);
  background: #fff;
  font-weight: 900;
}

.drawer[open] summary::after {
  content: "-";
}

.drawer summary strong {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.85rem;
}

.drawer .compact-list {
  padding: 0 16px 16px;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  padding: 12px 14px;
  border-radius: 8px;
  color: #fff;
  background: var(--ink);
  box-shadow: var(--shadow);
  font-weight: 800;
}

.drawer-backdrop,
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(23, 32, 42, 0.36);
}

.side-drawer {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  width: 0;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 16px;
  overflow: hidden;
  padding: 18px 0;
  border-left: 0;
  background: var(--surface);
  box-shadow: var(--shadow);
  transform: translateX(100%);
  transition: transform 0.18s ease;
  visibility: hidden;
  pointer-events: none;
}

.side-drawer.is-open {
  width: min(440px, 92vw);
  padding: 18px;
  border-left: 1px solid var(--line);
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.drawer-head,
.command-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.drawer-content {
  display: grid;
  align-content: start;
  gap: 12px;
  overflow: auto;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.detail-tile {
  display: grid;
  gap: 4px;
  padding: 12px;
  border-radius: 8px;
  background: var(--surface-soft);
}

.detail-tile span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 850;
  text-transform: uppercase;
}

.detail-note {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  line-height: 1.45;
}

.modal-backdrop {
  display: grid;
  place-items: start center;
  padding: 12vh 18px 18px;
}

.command-palette {
  width: min(620px, 100%);
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.plan-builder {
  width: min(860px, 100%);
  max-height: 86vh;
  display: grid;
  gap: 14px;
  overflow: auto;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.plan-form {
  display: grid;
  gap: 14px;
}

.plan-fields,
.plan-grid {
  display: grid;
  gap: 10px;
}

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

.plan-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.plan-tab {
  min-height: 38px;
  border-radius: 7px;
  color: var(--muted);
  background: transparent;
  font-weight: 850;
}

.plan-tab.active {
  color: #fff;
  background: var(--blue);
}

.preset-row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 120px 120px;
  align-items: end;
  gap: 10px;
}

.plan-exercise-editor {
  display: grid;
  gap: 10px;
}

.plan-exercise-card {
  display: grid;
  gap: 12px;
  padding: 12px;
  border: 1px solid rgba(166, 181, 190, 0.42);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 14px 34px rgba(23, 32, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.plan-card-head,
.plan-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.plan-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.plan-notes {
  grid-column: span 4;
}

.command-list {
  display: grid;
  gap: 6px;
  max-height: min(54vh, 420px);
  overflow: auto;
}

.command-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px;
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
  text-align: left;
}

.command-item:hover,
.command-item:focus-visible {
  background: var(--surface-soft);
}

.command-item span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.fab {
  position: relative;
  z-index: 25;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: #fff;
  background: var(--blue);
  box-shadow: var(--shadow);
  font-weight: 900;
}

.fab-glyph,
.fab-glyph svg {
  width: 20px;
  height: 20px;
}

.fab-glyph svg {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.skeleton-card,
.skeleton-block {
  overflow: hidden;
  position: relative;
  border-radius: 8px;
  background: var(--surface-soft);
}

.skeleton-card {
  flex: 0 0 clamp(360px, 68vw, 475px);
  height: 360px;
}

.skeleton-block {
  min-height: 120px;
}

.skeleton-card::after,
.skeleton-block::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.72), transparent);
  animation: skeleton-shimmer 1.25s infinite;
}

@keyframes skeleton-shimmer {
  100% {
    transform: translateX(100%);
  }
}

.auth-panel,
.topbar,
.app-tabs,
.session-tools,
.training-panel,
.dashboard-panel,
.settings-panel,
.command-palette,
.plan-builder {
  position: relative;
}

.auth-panel,
.topbar,
.app-tabs,
.session-tools,
.training-panel,
.dashboard-panel,
.settings-panel,
.side-drawer,
.command-palette,
.plan-builder,
.overflow-menu,
.toast,
.fab {
  isolation: isolate;
  border: 0;
  background: transparent;
  box-shadow: var(--glass-shadow);
}

.auth-panel > *,
.topbar > *,
.app-tabs > *,
.session-tools > *,
.training-panel > *,
.dashboard-panel > *,
.settings-panel > *,
.side-drawer > *,
.command-palette > *,
.plan-builder > *,
.overflow-menu > *,
.toast > *,
.fab > * {
  position: relative;
  z-index: 2;
}

.auth-panel::before,
.topbar::before,
.app-tabs::before,
.session-tools::before,
.training-panel::before,
.dashboard-panel::before,
.settings-panel::before,
.side-drawer::before,
.command-palette::before,
.plan-builder::before,
.overflow-menu::before,
.toast::before,
.fab::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.38), rgba(255, 255, 255, 0.12) 42%, rgba(255, 255, 255, 0.22)),
    rgba(255, 255, 255, var(--glass-alpha));
  backdrop-filter: blur(var(--glass-refraction)) saturate(var(--glass-saturation));
  -webkit-backdrop-filter: blur(var(--glass-refraction)) saturate(var(--glass-saturation));
  box-shadow:
    inset 0 0 0 1px var(--glass-edge-soft),
    inset 0 1px 0 var(--glass-edge),
    inset 0 -1px 0 rgba(255, 255, 255, 0.2);
  pointer-events: none;
}

.auth-panel::after,
.topbar::after,
.app-tabs::after,
.session-tools::after,
.training-panel::after,
.dashboard-panel::after,
.settings-panel::after,
.side-drawer::after,
.command-palette::after,
.plan-builder::after,
.overflow-menu::after,
.toast::after,
.fab::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  background:
    radial-gradient(circle at var(--glass-light-x) var(--glass-light-y), rgba(255, 255, 255, 0.46), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.5), transparent 22%, transparent 72%, rgba(255, 255, 255, 0.22));
  opacity: 0.72;
  transform: translate3d(calc(var(--glass-tilt-x) * 3px), calc(var(--glass-tilt-y) * 3px), 0);
  transition: transform 180ms ease, opacity 180ms ease;
  pointer-events: none;
}

.training-panel,
.dashboard-panel,
.settings-panel,
.side-drawer,
.command-palette,
.plan-builder {
  --glass-alpha: var(--glass-prominent-alpha);
  --glass-refraction: 18px;
}

.overflow-menu {
  --glass-alpha: 0.18;
  --glass-refraction: 12px;
}

.metric,
.inline-info,
.exercise-meta span,
.exercise-summary span,
.chart-value,
.empty-state,
.list-row,
.detail-tile,
.detail-note,
.skeleton-card,
.skeleton-block {
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(255, 255, 255, 0.58);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.38);
}

input,
select,
.segment.active,
.action-button,
.quick-fill,
.icon-button,
.secondary-button,
.ghost-button,
.link-button {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.42);
}

.action-icon {
  color: currentColor;
}

.icon-mode-default {
  color: var(--icon-solid);
}

.icon-mode-dark {
  color: var(--icon-dark);
}

.icon-mode-clear-light {
  color: var(--icon-clear-light);
}

.icon-mode-clear-dark {
  color: var(--icon-clear-dark);
}

.icon-mode-tinted {
  color: var(--icon-tinted);
}

.modal-backdrop,
.drawer-backdrop {
  backdrop-filter: blur(10px) saturate(160%);
  -webkit-backdrop-filter: blur(10px) saturate(160%);
}

.fab {
  overflow: hidden;
  background: transparent;
}

.fab::before {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.34), rgba(43, 95, 158, 0.18)),
    rgba(43, 95, 158, 0.26);
}

.fab {
  color: #fff;
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .auth-panel::before,
  .topbar::before,
  .session-tools::before,
  .training-panel::before,
  .dashboard-panel::before,
  .side-drawer::before,
  .command-palette::before,
  .plan-builder::before,
  .overflow-menu::before,
  .toast::before,
  .fab::before {
    background: rgba(255, 255, 255, 0.96);
  }
}

@media (prefers-reduced-transparency: reduce), (forced-colors: active) {
  :root {
    --glass-alpha: 1;
    --glass-prominent-alpha: 1;
  }

  body {
    background: #f6f7f4;
  }

  body::before,
  .auth-panel::after,
  .topbar::after,
  .app-tabs::after,
  .session-tools::after,
  .training-panel::after,
  .dashboard-panel::after,
  .settings-panel::after,
  .side-drawer::after,
  .command-palette::after,
  .plan-builder::after,
  .overflow-menu::after,
  .toast::after,
  .fab::after {
    display: none;
  }

  .auth-panel::before,
  .topbar::before,
  .app-tabs::before,
  .session-tools::before,
  .training-panel::before,
  .dashboard-panel::before,
  .settings-panel::before,
  .side-drawer::before,
  .command-palette::before,
  .plan-builder::before,
  .overflow-menu::before,
  .toast::before,
  .fab::before {
    background: var(--surface);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

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

  .bottom-drawers {
    grid-template-columns: 1fr;
  }

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

  .settings-grid,
  .preset-row {
    grid-template-columns: 1fr;
  }

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

  .plan-notes {
    grid-column: span 2;
  }
}

@media (max-width: 620px) {
  .app-shell {
    padding: 10px;
  }

  .topbar,
  .section-heading,
  .exercise-head {
    align-items: stretch;
    flex-direction: column;
  }

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

  .overview-summary {
    grid-template-columns: 1fr;
  }

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

  .set-row {
    grid-template-columns: 34px minmax(0, 1fr) minmax(0, 1fr);
  }

  .exercise-card {
    flex-basis: min(88vw, 430px);
  }

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

  .plan-notes {
    grid-column: auto;
  }

  .overflow-button {
    opacity: 1;
    transform: none;
  }
}