:root {
  --bg: #06080c;
  --panel: #10151d;
  --panel-2: #151b25;
  --elevated: #1d2531;
  --text: #ffffff;
  --muted: #aeb8c5;
  --dim: #748094;
  --border: rgba(255, 255, 255, 0.08);
  --blue: #3b82f6;
  --blue-soft: rgba(59, 130, 246, 0.16);
  --green: #22c55e;
  --green-soft: rgba(34, 197, 94, 0.14);
  --amber: #f59e0b;
  --amber-soft: rgba(245, 158, 11, 0.14);
  --violet: #a78bfa;
  --violet-soft: rgba(167, 139, 250, 0.16);
  --radius: 18px;
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 22px;
  border-right: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(16, 21, 29, 0.98), rgba(6, 8, 12, 0.98));
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 34px;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: var(--blue);
  font-weight: 950;
}

.brand strong,
.brand span {
  display: block;
}

.brand span,
.sidebar-panel p,
.muted,
.meta {
  color: var(--dim);
}

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

.nav-item {
  color: var(--muted);
  text-decoration: none;
  text-align: left;
  padding: 12px 14px;
  border-radius: 12px;
  font-weight: 800;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.nav-item:hover,
.nav-item.active {
  color: var(--text);
  background: var(--elevated);
}

.sidebar-panel {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  padding: 16px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.workspace {
  padding: 28px;
  display: grid;
  gap: 20px;
}

.page-view {
  display: none;
}

.page-view.active {
  display: grid;
  gap: 20px;
}

.page-view:not(.active) {
  display: none !important;
}

.page-block {
  margin-top: 0;
}

.topbar,
.panel-heading,
.row-between {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.panel-heading.tight {
  align-items: center;
}

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

h1 {
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  font-size: 22px;
}

.eyebrow {
  color: var(--blue);
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: 0;
}

.topbar-actions,
.field-row,
.kpi-grid,
.split-layout {
  display: grid;
  gap: 12px;
}

.topbar-actions {
  grid-auto-flow: column;
}

.kpi-grid {
  grid-template-columns: repeat(4, minmax(160px, 1fr));
}

.split-layout {
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  align-items: start;
}

.panel,
.kpi-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  animation: rise 420ms ease both;
}

.panel {
  display: grid;
  gap: 16px;
}

.detail-panel {
  position: sticky;
  top: 22px;
}

.kpi-card {
  min-height: 142px;
}

.kpi-value {
  font-size: 34px;
  font-weight: 950;
  margin-top: 16px;
}

.kpi-sub {
  color: var(--dim);
  margin-top: 4px;
  font-weight: 700;
}

.badge {
  border-radius: 999px;
  padding: 7px 10px;
  background: var(--green-soft);
  color: var(--green);
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
}

.badge.blue {
  background: var(--blue-soft);
  color: var(--blue);
}

.badge.amber {
  background: var(--amber-soft);
  color: var(--amber);
}

.btn {
  border: 0;
  min-height: 44px;
  border-radius: 12px;
  padding: 0 14px;
  color: var(--text);
  font-weight: 900;
  cursor: pointer;
  transition: transform 140ms ease, opacity 140ms ease, background 140ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
}

.btn:active {
  transform: translateY(0);
  opacity: 0.82;
}

.btn.primary {
  background: var(--blue);
}

.btn.ghost {
  background: var(--elevated);
  border: 1px solid var(--border);
}

.btn.copied {
  background: var(--green-soft);
  border-color: rgba(34, 197, 94, 0.34);
  color: var(--green);
}

.btn.danger {
  background: rgba(239, 68, 68, 0.16);
  border: 1px solid rgba(239, 68, 68, 0.34);
  color: #fca5a5;
}

.compact-btn {
  min-height: 38px;
  font-size: 13px;
}

form {
  display: grid;
  gap: 12px;
}

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

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

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-weight: 800;
}

input,
select {
  width: 100%;
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--elevated);
  color: var(--text);
  padding: 0 12px;
}

.client-list,
.activity-list,
.stack {
  display: grid;
  gap: 10px;
}

.client-card,
.activity-card,
.plan-card,
.food-card,
.exercise-row {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--panel-2);
  padding: 14px;
}

.client-card {
  display: grid;
  gap: 12px;
  cursor: pointer;
}

.client-card.active {
  outline: 2px solid var(--blue);
}

.client-card.inactive {
  opacity: 0.62;
}

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

.login-detail-card {
  display: grid;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--panel-2);
  padding: 14px;
}

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

.credential-card {
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
}

.credential-card strong {
  overflow-wrap: anywhere;
  font-size: 18px;
}

.client-main {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: #fff;
  color: #000;
  font-weight: 950;
}

.client-copy {
  flex: 1;
}

.client-copy strong {
  display: block;
}

.progress-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: inherit;
  background: var(--blue);
  animation: fillIn 700ms ease both;
}

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

.macro-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
}

.macro-card strong {
  display: block;
  margin-top: 8px;
  font-size: 20px;
}

.review-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.review-metric {
  display: grid;
  gap: 6px;
  min-height: 112px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--panel-2);
  padding: 12px;
}

.review-metric strong {
  font-size: 28px;
  line-height: 1;
}

.review-log-card {
  width: 100%;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.review-log-card.active {
  outline: 2px solid var(--blue);
}

.review-log-card p + p {
  margin-top: 6px;
}

.day-builder {
  display: grid;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.02);
}

.phase-builder {
  display: grid;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.02);
}

.mini-table {
  display: grid;
  gap: 8px;
}

.week-phase-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 8px;
}

.week-phase-item {
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
}

.phase-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 120px 42px;
  gap: 8px;
  align-items: end;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
}

.phase-row.active {
  outline: 2px solid var(--blue);
}

.day-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.day-tab {
  border: 1px solid var(--border);
  background: var(--elevated);
  color: var(--muted);
  border-radius: 14px;
  min-height: 48px;
  padding: 8px 12px;
  cursor: pointer;
  font-weight: 900;
}

.day-tab span {
  display: block;
  color: var(--dim);
  font-size: 12px;
  margin-top: 2px;
}

.day-tab.active {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--text);
}

.day-tab.active span {
  color: rgba(255, 255, 255, 0.76);
}

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

.exercise-row {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, minmax(70px, 0.5fr)) 42px;
  gap: 8px;
  align-items: end;
}

.exercise-card-builder {
  display: grid;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel-2);
  padding: 14px;
}

.exercise-card-builder.selected {
  outline: 2px solid var(--blue);
}

.exercise-card-builder.in-multiset {
  border-color: rgba(59, 130, 246, 0.34);
  background: rgba(59, 130, 246, 0.08);
}

.exercise-row.advanced {
  grid-template-columns: minmax(180px, 1.2fr) 120px 110px 42px;
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
}

.multiset-toolbar,
.multiset-group-header {
  display: grid;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.025);
  padding: 14px;
}

.multiset-toolbar {
  grid-template-columns: minmax(220px, 1fr) auto;
  align-items: center;
}

.multiset-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.multiset-group-header {
  grid-template-columns: minmax(220px, 1fr) 150px 100px;
  align-items: end;
  border-color: rgba(59, 130, 246, 0.28);
  background: var(--blue-soft);
}

.exercise-select-btn.active {
  background: var(--blue);
  border-color: var(--blue);
}

.rest-day-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel-2);
  padding: 16px;
}

.rest-day-card strong {
  display: block;
  margin-bottom: 6px;
}

.wide-label {
  width: 100%;
}

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

.set-row {
  display: grid;
  grid-template-columns: 70px repeat(3, minmax(90px, 1fr)) 42px;
  gap: 8px;
  align-items: end;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
}

.set-number {
  color: var(--text);
  font-weight: 950;
  align-self: center;
}

.set-rest-note {
  min-height: 44px;
  display: grid;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.exercise-preview-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--border);
}

.phase-day-grid {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.phase-day-preview {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
}

.icon-btn {
  min-height: 44px;
  width: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--elevated);
  color: var(--text);
  cursor: pointer;
  font-weight: 950;
}

.billing-card {
  display: grid;
  gap: 10px;
}

.billing-total {
  font-size: 46px;
  font-weight: 950;
}

pre.export-box {
  max-height: 340px;
  overflow: auto;
  padding: 14px;
  background: #020408;
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--muted);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fillIn {
  from {
    width: 0;
  }
}

@media (max-width: 1050px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .sidebar-panel {
    position: static;
    margin-top: 18px;
  }

  .kpi-grid,
  .split-layout {
    grid-template-columns: 1fr;
  }

  .detail-panel {
    position: static;
  }
}

@media (max-width: 720px) {
  .workspace {
    padding: 16px;
  }

  .topbar,
  .panel-heading {
    display: grid;
  }

  .topbar-actions,
  .field-row,
  .field-row.compact,
  .macro-grid,
  .multiset-toolbar,
  .multiset-group-header,
  .exercise-row,
    .exercise-row.advanced,
    .phase-row,
    .set-row,
    .exercise-preview-row,
    .review-summary,
    .login-detail-grid,
    .client-actions {
    grid-template-columns: 1fr;
    grid-auto-flow: row;
  }

  .icon-btn {
    width: 100%;
  }
}