:root {
  color-scheme: light;
  --ink: #172029;
  --muted: #5f6d7a;
  --subtle: #edf1f4;
  --line: #d8e0e7;
  --paper: #ffffff;
  --wash: #f7f9fb;
  --blue: #2f6f8f;
  --green: #2f7c65;
  --amber: #b46d2b;
  --coral: #b95050;
  --shadow: 0 18px 45px rgba(28, 42, 56, 0.12);
  --radius: 8px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(47, 111, 143, 0.08), transparent 38%),
    linear-gradient(180deg, #f8fafb, #eef3f5);
  color: var(--ink);
}

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

button {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
}

.sidebar {
  background: #172029;
  color: #f8fbfc;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.brand-lockup {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  align-items: center;
}

.mark {
  width: 52px;
  height: 52px;
  display: grid;
  gap: 5px;
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius);
}

.mark span {
  display: block;
  border-radius: 99px;
}

.mark span:nth-child(1) {
  background: #77b6d0;
}

.mark span:nth-child(2) {
  background: #76b89d;
  width: 74%;
}

.mark span:nth-child(3) {
  background: #e2a268;
  width: 48%;
}

.eyebrow {
  margin: 0 0 5px;
  color: var(--blue);
  font-size: 0.76rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0;
}

.sidebar .eyebrow {
  color: #8fd1e9;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 1.2rem;
  line-height: 1.2;
}

h2 {
  margin-bottom: 0;
  font-size: 1.6rem;
}

h3 {
  font-size: clamp(1.55rem, 3vw, 2.65rem);
  line-height: 1.04;
  margin-bottom: 16px;
}

h4 {
  font-size: 1rem;
  margin: 24px 0 12px;
}

p {
  line-height: 1.6;
}

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

.step-button {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: #d9e4ea;
  text-align: left;
  padding: 12px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-button span {
  width: 26px;
  height: 26px;
  display: inline-grid;
  place-items: center;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.1);
  font-weight: 800;
}

.step-button.active {
  background: #f8fbfc;
  color: #172029;
  border-color: #f8fbfc;
}

.step-button.active span {
  background: #2f6f8f;
  color: white;
}

.side-panel {
  margin-top: auto;
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.side-panel h2 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.side-panel p {
  margin-bottom: 0;
  color: #c4d2da;
  font-size: 0.94rem;
}

.workspace {
  min-width: 0;
  padding: 28px;
}

.topbar,
.report-header,
.assessment-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.toolbar {
  display: flex;
  gap: 8px;
}

.icon-button,
.response-options button,
.primary-action,
.log-entry button {
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 11px 14px;
  min-height: 42px;
}

.primary-action {
  background: var(--blue);
  border-color: var(--blue);
  color: white;
  font-weight: 800;
}

.progress-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 24px 0;
}

.progress-track {
  flex: 1;
  height: 10px;
  background: #dfe8ee;
  border-radius: 99px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 16.66%;
  background: linear-gradient(90deg, var(--blue), var(--green));
  border-radius: 99px;
  transition: width 180ms ease;
}

.screen {
  display: none;
}

.screen.active {
  display: block;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 22px;
  align-items: stretch;
}

.intro-copy,
.panel,
.log-panel,
.question-card,
.report-card,
.reflection-panel,
.assignment-text {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.intro-copy {
  padding: 36px;
}

.intro-copy p {
  max-width: 68ch;
  color: var(--muted);
  font-size: 1.02rem;
}

.callout {
  margin-top: 22px;
  padding: 16px;
  border-left: 4px solid var(--green);
  background: #edf7f2;
  border-radius: 0 var(--radius) var(--radius) 0;
  line-height: 1.55;
}

.lab-card {
  background: #f6f1ea;
  border: 1px solid #e5d9ca;
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  gap: 18px;
  box-shadow: var(--shadow);
}

.signal-board {
  min-height: 180px;
  background:
    linear-gradient(90deg, rgba(23, 32, 41, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(23, 32, 41, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  border-radius: var(--radius);
  border: 1px solid #dfd3c3;
  display: grid;
  align-content: center;
  gap: 16px;
  padding: 22px;
}

.signal-row {
  display: grid;
  grid-template-columns: 0.55fr 0.8fr 1fr;
  gap: 8px;
  align-items: center;
}

.signal-row span {
  height: 18px;
  border-radius: 99px;
}

.signal-row.calm span {
  background: #77b6d0;
}

.signal-row.focus span {
  background: #76b89d;
}

.signal-row.pressure span {
  background: #e2a268;
}

dl {
  margin: 0;
  display: grid;
  gap: 12px;
}

dl div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  align-items: start;
}

dt {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  font-weight: 800;
}

dd {
  margin: 0;
  font-weight: 750;
}

.assignment-text,
.panel,
.log-panel,
.question-card,
.report-card,
.reflection-panel {
  padding: 24px;
  margin-top: 20px;
}

.assignment-text p,
.panel p,
.log-panel p,
.question-card p,
.reflection-panel li {
  color: var(--muted);
}

.response-options {
  margin-top: 22px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 7px;
}

.field span {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 800;
}

.field input,
.field select,
.field textarea {
  border: 1px solid var(--line);
  background: #fbfcfd;
  color: var(--ink);
  border-radius: var(--radius);
  padding: 12px;
  width: 100%;
}

.field.full {
  grid-column: 1 / -1;
}

.field.compact {
  max-width: 160px;
}

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

.choice-card {
  border: 1px solid var(--line);
  background: #fbfcfd;
  color: var(--ink);
  border-radius: var(--radius);
  padding: 13px;
  text-align: left;
  display: flex;
  gap: 10px;
  align-items: center;
  min-height: 58px;
}

.choice-card span {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  border-radius: 99px;
  background: var(--subtle);
  font-weight: 900;
  flex: 0 0 auto;
}

.choice-card.selected {
  border-color: var(--green);
  background: #edf7f2;
}

.choice-card.selected span {
  background: var(--green);
  color: white;
}

.method-note {
  margin-top: 14px;
  padding: 14px;
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
}

.method-note p {
  margin-bottom: 8px;
}

.method-note p:last-child {
  margin-bottom: 0;
}

.question-card {
  min-height: 430px;
}

.question-card h3 {
  max-width: 850px;
}

.scale-row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin-top: 26px;
}

.scale-button {
  border: 1px solid var(--line);
  background: #fbfcfd;
  border-radius: var(--radius);
  min-height: 86px;
  display: grid;
  place-items: center;
  gap: 4px;
  padding: 10px;
  color: var(--ink);
}

.scale-button strong {
  font-size: 1.35rem;
}

.scale-button span {
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}

.scale-button.selected {
  background: var(--blue);
  color: white;
  border-color: var(--blue);
}

.scale-button.selected span {
  color: white;
}

.question-help,
.muted {
  color: var(--muted);
  font-size: 0.92rem;
}

.split-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
}

.protocol-list {
  color: var(--muted);
  line-height: 1.7;
}

.mini-assignment {
  background: #f6f1ea;
  border: 1px solid #e5d9ca;
  border-radius: var(--radius);
  padding: 18px;
}

.mini-assignment p:last-child {
  margin-bottom: 0;
}

.log-form {
  display: grid;
  grid-template-columns: 110px 130px 1fr;
  gap: 12px;
  align-items: end;
}

.log-form .primary-action {
  justify-self: start;
}

.log-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.log-entry {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: #fbfcfd;
}

.log-entry div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.log-entry span {
  color: var(--muted);
}

.log-entry p {
  margin: 10px 0;
  color: var(--ink);
}

.log-entry button {
  min-height: 34px;
  padding: 7px 10px;
}

.report-output {
  display: grid;
  gap: 18px;
}

.report-card {
  margin-top: 0;
}

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

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 620px;
}

th,
td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

thead th {
  background: #f2f6f8;
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.reflection-panel ol {
  line-height: 1.8;
}

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

  .sidebar {
    position: static;
  }

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

  .side-panel {
    margin-top: 0;
  }

  .hero-grid,
  .split-panel {
    grid-template-columns: 1fr;
  }

  .practice-grid,
  .rule-builder {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .log-form,
  .form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .workspace,
  .sidebar {
    padding: 18px;
  }

  .topbar,
  .report-header,
  .assessment-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .step-list,
  .practice-grid,
  .rule-builder,
  .scale-row {
    grid-template-columns: 1fr;
  }

  h3 {
    font-size: 1.75rem;
  }
}

@media print {
  body {
    background: white;
  }

  .sidebar,
  .topbar,
  .progress-wrap,
  .response-options,
  .log-form,
  .toolbar {
    display: none !important;
  }

  .app-shell {
    display: block;
  }

  .workspace {
    padding: 0;
  }

  .screen {
    display: block !important;
    break-after: page;
  }

  .intro-copy,
  .panel,
  .log-panel,
  .question-card,
  .report-card,
  .reflection-panel,
  .assignment-text,
  .lab-card {
    box-shadow: none;
    border-color: #bbb;
  }
}