:root {
  --ink: #17142f;
  --text: #17352d;
  --muted: #707386;
  --violet: #5f4bd8;
  --deep-violet: #342481;
  --lavender: #eeebff;
  --soft-lavender: #dcd5ff;
  --mint: #dff7ef;
  --sprout: #e3f5d4;
  --leaf: #85bf67;
  --pine: #073f38;
  --paper: #fbfaff;
  --line: rgba(75, 71, 126, 0.15);
  --green-line: rgba(35, 107, 85, 0.15);
  --shadow: 0 24px 70px rgba(51, 48, 95, 0.14);
  font-family: Inter, "Noto Sans", "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(220, 213, 255, 0.82), transparent 24rem),
    radial-gradient(circle at 88% 12%, rgba(223, 247, 239, 0.95), transparent 26rem),
    linear-gradient(135deg, #f9fbf6 0%, #f6f3ff 52%, #eef9f0 100%);
}

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

button {
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 18px;
  width: min(1440px, calc(100% - 36px));
  min-height: calc(100vh - 36px);
  margin: 18px auto;
}

.sidebar,
.workspace,
.card,
.hero-card {
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 18px;
  background: rgba(251, 250, 255, 0.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.sidebar {
  display: flex;
  flex-direction: column;
  padding: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}

.brand span {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 8px;
  color: white;
  background: linear-gradient(135deg, var(--violet), var(--pine));
  font-weight: 900;
}

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

.brand strong {
  color: var(--ink);
}

.brand small,
p,
small,
.pipeline span {
  color: var(--muted);
  line-height: 1.55;
}

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

.step-nav button {
  min-height: 44px;
  padding: 0 12px;
  border: 0;
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  text-align: left;
  font-weight: 850;
}

.step-nav button.active {
  color: var(--pine);
  background: var(--sprout);
}

.side-card {
  margin-top: auto;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.62);
}

.progress-track {
  overflow: hidden;
  height: 10px;
  margin: 12px 0;
  border-radius: 999px;
  background: var(--lavender);
}

.progress-track span {
  display: block;
  width: 16%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--violet), var(--leaf));
  transition: width 180ms ease;
}

.workspace {
  padding: 22px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--violet);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 0;
  color: var(--ink);
  font-size: 42px;
  line-height: 1.04;
}

h2 {
  color: var(--ink);
  font-size: 28px;
  line-height: 1.08;
}

h3 {
  color: var(--ink);
  font-size: 20px;
}

.primary-action,
.secondary-action {
  min-height: 42px;
  border-radius: 8px;
  font-weight: 850;
}

.primary-action {
  padding: 0 16px;
  border: 0;
  color: white;
  background: linear-gradient(135deg, var(--pine), var(--deep-violet));
  box-shadow: 0 12px 26px rgba(52, 36, 129, 0.18);
}

.secondary-action {
  padding: 0 14px;
  border: 1px solid var(--line);
  color: var(--deep-violet);
  background: rgba(255, 255, 255, 0.78);
}

.screen {
  display: none;
}

.screen.active {
  display: block;
}

.hero-card,
.card {
  padding: 22px;
}

.hero-card {
  min-height: 230px;
  background:
    radial-gradient(circle at 86% 16%, rgba(255, 233, 133, 0.45), transparent 8rem),
    linear-gradient(135deg, rgba(223, 247, 239, 0.92), rgba(238, 235, 255, 0.78));
}

.two-col,
.coach-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.85fr);
  gap: 16px;
  margin-top: 16px;
}

.soft-list,
.quick-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.soft-list span,
.quick-prompts button {
  min-height: 34px;
  padding: 8px 11px;
  border: 1px solid var(--green-line);
  border-radius: 999px;
  color: var(--pine);
  background: var(--mint);
  font-size: 13px;
  font-weight: 850;
}

.quick-prompts button {
  border-color: var(--line);
  background: rgba(238, 235, 255, 0.7);
}

.audio-card {
  background: rgba(255, 255, 255, 0.66);
}

.scale-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.scale-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.68);
}

.scale-buttons {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}

.scale-buttons button {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: white;
  font-weight: 850;
}

.scale-buttons button.active {
  color: white;
  background: var(--violet);
}

.result-box,
.plan-output {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid var(--green-line);
  border-radius: 8px;
  color: var(--pine);
  background: linear-gradient(135deg, rgba(227, 245, 212, 0.72), rgba(238, 235, 255, 0.66));
  font-weight: 750;
}

.activity-table {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.activity-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 120px minmax(0, 0.9fr) 120px;
  gap: 8px;
}

input,
textarea,
select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.84);
  outline: 0;
}

input,
select {
  padding: 0 11px;
}

textarea {
  min-height: 150px;
  padding: 12px;
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  border-color: rgba(95, 75, 216, 0.45);
  box-shadow: 0 0 0 3px rgba(220, 213, 255, 0.45);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0;
}

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

label {
  display: grid;
  gap: 7px;
  color: var(--pine);
  font-weight: 850;
}

.coach-grid {
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1fr);
}

.retrieval-card {
  grid-column: span 2;
}

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

.pipeline div {
  min-height: 112px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.68);
}

@media (max-width: 1040px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    min-height: auto;
  }

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

  .side-card {
    margin-top: 18px;
  }

  .two-col,
  .coach-grid,
  .pipeline,
  .insight-grid,
  .form-grid,
  .plan-grid {
    grid-template-columns: 1fr;
  }

  .retrieval-card {
    grid-column: auto;
  }
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100% - 20px, 1440px);
    margin: 10px auto;
  }

  .workspace,
  .sidebar {
    padding: 14px;
  }

  .topbar {
    align-items: start;
    flex-direction: column;
  }

  h1 {
    font-size: 34px;
  }

  .step-nav,
  .activity-row,
  .scale-item {
    grid-template-columns: 1fr;
  }

  .scale-buttons {
    grid-template-columns: repeat(5, minmax(38px, 1fr));
  }
}


details summary {
  cursor: pointer;
  color: var(--pine);
  font-weight: 900;
}

.pipeline {
  margin-top: 14px;
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0;
}

.insight-grid div {
  min-height: 128px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.68);
}

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

.insight-grid span {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.5;
}

.finish-card {
  min-height: 190px;
}

.homework-list {
  display: grid;
  gap: 12px;
}

.homework-list label {
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
}

.homework-list input {
  min-height: auto;
  accent-color: var(--violet);
}