:root {
  color-scheme: light;
  --bg: #f6f7f2;
  --surface: #ffffff;
  --ink: #17201d;
  --muted: #63706a;
  --line: #d9dfd7;
  --primary: #256c5d;
  --primary-dark: #184b41;
  --accent: #f2a65a;
  --danger: #b54438;
  --focus: #dfeee5;
  --shadow: 0 16px 40px rgb(31 45 39 / 10%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

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

button,
input,
select {
  font: inherit;
}

button {
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
}

button:disabled {
  cursor: not-allowed;
  opacity: .55;
}

input,
select {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 9px 11px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: .9rem;
  font-weight: 700;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 24px clamp(16px, 4vw, 48px);
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.app-header h1,
h2,
h3,
p {
  margin: 0;
}

.app-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.7rem);
  line-height: 1.05;
}

.eyebrow {
  color: var(--primary);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.layout {
  display: grid;
  grid-template-columns: minmax(320px, .9fr) minmax(460px, 1.45fr);
  gap: 20px;
  padding: 20px clamp(16px, 4vw, 48px) 48px;
}

.settings-layout {
  padding: 20px clamp(16px, 4vw, 48px) 48px;
}

.settings-panel {
  width: min(1160px, 100%);
  margin: 0 auto;
}

.settings-grid {
  display: grid;
  grid-template-columns: minmax(260px, .8fr) minmax(360px, 1.2fr);
  gap: 18px;
  margin-top: 18px;
}

.settings-form,
.settings-list {
  display: grid;
  align-content: start;
  gap: 12px;
}

.settings-list {
  margin-top: 10px;
}

.settings-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
}

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

.settings-form .form-actions {
  display: grid;
  grid-template-columns: minmax(88px, .55fr) minmax(150px, 1fr);
  align-items: stretch;
}

.settings-form .form-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  height: 44px;
  line-height: 1.2;
  text-align: center;
}

.random-builder {
  display: grid;
  gap: 10px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 10px;
}

.random-category-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 8px;
}

.random-category-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
}

.random-category-list input {
  width: 18px;
  min-height: 18px;
}

.auth-layout {
  display: grid;
  min-height: calc(100vh - 110px);
  place-items: start center;
  padding: 24px 16px;
}

.auth-panel {
  width: min(460px, 100%);
}

.auth-message {
  margin-top: 14px;
  border: 1px solid #efb8af;
  border-radius: 8px;
  background: #fff1ee;
  color: #7f241c;
  padding: 10px 12px;
  font-weight: 700;
}

.auth-form,
.invite-form {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.compact-form {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.inline-check {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  gap: 10px;
  color: var(--ink);
}

.inline-check input {
  width: 18px;
  min-height: 18px;
}

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

.user-badge {
  align-self: center;
  color: var(--muted);
  font-weight: 800;
}

.today-panel {
  grid-column: 1;
}

.admin-panel,
.editor-panel {
  grid-column: 2;
}

.user-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.user-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
}

.panel {
  align-self: start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.section-head,
.form-toolbar,
.sticky-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

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

.primary {
  background: var(--primary);
  color: #fff;
  padding: 0 16px;
}

.primary:hover {
  background: var(--primary-dark);
}

.secondary {
  background: #eaf0eb;
  color: var(--primary-dark);
  padding: 0 14px;
}

.danger {
  background: #fae9e5;
  color: var(--danger);
  padding: 0 14px;
}

.install-button {
  background: var(--accent);
  color: #2c1d0c;
  padding: 0 14px;
}

.hidden {
  display: none !important;
}

.plan-picker {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  margin-top: 18px;
  align-items: end;
}

.plan-picker label {
  grid-column: 1 / -1;
}

.training-view {
  margin-top: 18px;
}

.empty-state {
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  padding: 24px;
  text-align: center;
}

.training-card {
  display: grid;
  gap: 16px;
}

.training-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}

.progress-track {
  overflow: hidden;
  width: 100%;
  height: 10px;
  background: #edf1ef;
  border-radius: 999px;
}

.progress-fill {
  height: 100%;
  width: 0;
  background: var(--primary);
  transition: width .2s ease;
}

.exercise-run {
  display: grid;
  gap: 12px;
  min-height: 240px;
  place-items: center;
  text-align: center;
}

.timer {
  display: grid;
  width: min(260px, 70vw);
  aspect-ratio: 1;
  place-items: center;
  border: 12px solid var(--focus);
  border-radius: 50%;
  color: var(--primary-dark);
  font-size: clamp(3.5rem, 13vw, 6.4rem);
  font-weight: 900;
}

.exercise-run h3 {
  font-size: clamp(1.35rem, 4vw, 2rem);
  line-height: 1.15;
}

.run-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.upcoming-list {
  display: grid;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.upcoming-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 10px;
}

.done {
  color: var(--primary);
  font-weight: 800;
}

.editor-grid {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.plan-list {
  display: grid;
  align-content: start;
  gap: 8px;
}

.plan-list button {
  width: 100%;
  min-height: 48px;
  background: #f1f4f0;
  color: var(--ink);
  padding: 10px;
  text-align: left;
}

.plan-list button.active {
  background: var(--primary);
  color: #fff;
}

.plan-form {
  display: grid;
  gap: 16px;
}

.form-row.two {
  display: grid;
  grid-template-columns: 1fr 190px;
  gap: 12px;
}

.form-row.three {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 180px 220px;
  gap: 12px;
}

fieldset {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

legend {
  color: var(--muted);
  font-size: .9rem;
  font-weight: 800;
  padding: 0 6px;
}

.weekday-list {
  display: grid;
  grid-template-columns: repeat(7, minmax(44px, 1fr));
  gap: 8px;
}

.weekday-list label {
  display: grid;
  min-height: 44px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
}

.weekday-list input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.weekday-list label:has(input:checked) {
  border-color: var(--primary);
  background: var(--focus);
}

.blocks-editor {
  display: grid;
  gap: 8px;
}

.block-editor {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.insert-button {
  width: 100%;
  min-height: 34px;
  border: 1px dashed var(--line);
  background: #fafbf8;
  color: var(--primary-dark);
  font-size: .86rem;
  font-weight: 800;
}

.insert-button:hover {
  border-color: var(--primary);
  background: var(--focus);
}

.block-summary,
.exercise-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.expander-toggle {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  min-width: 0;
  background: transparent;
  color: var(--ink);
  padding: 0;
  text-align: left;
}

.chevron {
  display: inline-grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 999px;
  background: #eaf0eb;
  color: var(--primary-dark);
  transition: transform .15s ease;
}

.expanded > .block-summary .chevron,
.expanded > .exercise-summary .chevron {
  transform: rotate(90deg);
}

.block-title,
.exercise-title {
  overflow: hidden;
  min-width: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.move-actions {
  display: flex;
  gap: 6px;
}

.block-body,
.exercise-body {
  display: none;
}

.expanded > .block-body,
.expanded > .exercise-body {
  display: grid;
  gap: 12px;
}

.block-fields {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 10px;
  align-items: end;
}

.icon-button {
  width: 42px;
  padding: 0;
  background: #f1f4f0;
  color: var(--ink);
  font-size: 1.4rem;
}

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

.exercise-editor {
  display: grid;
  gap: 10px;
  padding: 10px;
  background: #fafbf8;
  border-radius: 8px;
}

.exercise-fields {
  display: grid;
  grid-template-columns: minmax(150px, 1.25fr) 130px 100px 120px minmax(132px, .8fr);
  gap: 8px;
  align-items: end;
}

.static-toggle {
  min-height: 42px;
  grid-template-columns: auto 1fr;
  align-items: center;
  color: var(--ink);
}

.static-toggle input {
  width: 18px;
  min-height: 18px;
}

.sticky-actions {
  position: sticky;
  bottom: 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(to top, #fff 80%, rgb(255 255 255 / 75%));
  padding-top: 12px;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  max-width: min(380px, calc(100vw - 36px));
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  padding: 12px 14px;
  box-shadow: var(--shadow);
}

@media (max-width: 1040px) {
  .layout,
  .editor-grid,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .today-panel,
  .admin-panel,
  .editor-panel {
    grid-column: auto;
  }

  .plan-list {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  }
}

@media (max-width: 760px) {
  .app-header,
  .section-head,
  .form-toolbar,
  .sticky-actions,
  .training-meta {
    align-items: stretch;
    flex-direction: column;
  }

  .header-actions {
    justify-content: stretch;
  }

  .header-actions button {
    width: 100%;
  }

  .layout {
    padding-inline: 12px;
  }

  .plan-picker,
  .form-row.two,
  .form-row.three,
  .block-fields,
  .exercise-fields,
  .user-row,
  .settings-row {
    grid-template-columns: 1fr;
  }

  .weekday-list {
    grid-template-columns: repeat(4, 1fr);
  }
}