:root {
  color-scheme: light;
  --bg: #f5f6f2;
  --paper: #fffdf7;
  --paper-2: #f5eee7;
  --ink: #262623;
  --muted: #7b776f;
  --line: #e3ded4;
  --accent: #8a4b38;
  --accent-2: #11a17f;
  --warn: #d97706;
  --done: #15803d;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(135deg, rgba(36, 84, 214, 0.08), transparent 34rem),
    linear-gradient(180deg, #fbfaf6, var(--bg));
  color: var(--ink);
}

button,
select,
textarea {
  font: inherit;
}

button,
select {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  color: var(--ink);
}

button {
  cursor: pointer;
  padding: 0 12px;
  font-weight: 720;
}

select {
  padding: 0 10px;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 28px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 247, 0.92);
  backdrop-filter: blur(14px);
}

.eyebrow {
  margin: 0 0 7px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
}

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

h1 {
  font-size: clamp(30px, 4vw, 56px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  font-size: 22px;
  line-height: 1.25;
}

h3 {
  font-size: 16px;
  line-height: 1.35;
}

.subtitle,
.goal-copy,
.scenario p,
.task-card p,
.rubric-card p,
.source-list {
  color: var(--muted);
  line-height: 1.68;
}

.subtitle {
  max-width: 880px;
  margin-top: 10px;
}

.header-actions {
  display: flex;
  gap: 8px;
  flex: 0 0 auto;
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(340px, 0.85fr) minmax(560px, 1.15fr);
  gap: 16px;
  padding: 16px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 247, 0.94);
  padding: 18px;
}

.hero-panel,
.harness-panel,
.internalization-panel,
.narrative-panel,
.concept-panel,
.quiz-panel,
.deep-terms-panel,
.code-panel,
.scenarios-panel,
.prompt-panel,
.rubric-panel,
.source-panel {
  grid-column: 1 / -1;
}

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

#progressBadge {
  display: inline-grid;
  place-items: center;
  min-width: 78px;
  min-height: 38px;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  font-weight: 820;
}

.progress-track {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #e4e7dc;
  margin-top: 18px;
}

#progressFill {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 180ms ease;
}

.harness-grid,
.internalization-grid,
.narrative-grid,
.concept-grid,
.quiz-list,
.deep-term-grid {
  display: grid;
  gap: 12px;
}

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

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

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

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

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

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

.harness-grid article,
.internalization-grid article,
.narrative-grid article,
.concept-card,
.quiz-card,
.deep-term-card,
.code-explain {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: 14px;
}

.harness-grid strong,
.internalization-grid strong,
.narrative-grid strong,
.concept-card strong,
.quiz-card strong,
.deep-term-card strong,
.code-explain strong {
  display: block;
  margin-bottom: 8px;
}

.harness-grid p,
.internalization-grid p,
.narrative-grid p,
.concept-card p,
.quiz-card p,
.deep-term-card p,
.code-explain p {
  color: var(--muted);
  line-height: 1.65;
}

.concept-card dl {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
}

.concept-card dt {
  color: var(--ink);
  font-size: 12px;
  font-weight: 820;
}

.concept-card dd {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.concept-card .say {
  margin-top: 12px;
  border-left: 3px solid var(--accent);
  padding-left: 10px;
  color: #29405f;
  font-size: 13px;
  line-height: 1.6;
}

.quiz-score {
  display: inline-grid;
  place-items: center;
  min-width: 72px;
  min-height: 38px;
  border-radius: 8px;
  background: #101827;
  color: white;
  font-weight: 820;
}

.quiz-options {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.quiz-options button {
  min-height: unset;
  padding: 9px 10px;
  text-align: left;
  font-weight: 640;
}

.quiz-options button.correct {
  border-color: #16a34a;
  background: #ecfdf5;
  color: #166534;
}

.quiz-options button.wrong {
  border-color: #dc2626;
  background: #fef2f2;
  color: #991b1b;
}

.quiz-explain {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.deep-term-card {
  display: grid;
  gap: 12px;
}

.deep-term-card .term-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.deep-term-card dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.deep-term-card div {
  min-width: 0;
}

.deep-term-card dt {
  color: var(--ink);
  font-size: 12px;
  font-weight: 840;
}

.deep-term-card dd {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.56;
}

.deep-term-card .source-line {
  color: #475569;
  font-size: 13px;
  line-height: 1.55;
}

.deep-term-card .source-line a {
  color: var(--accent);
  font-weight: 760;
}

.code-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.45fr) minmax(0, 1fr);
  gap: 12px;
}

pre {
  overflow: auto;
  margin: 0;
  border-radius: 8px;
  background: #0d1320;
  color: #e5eefc;
  padding: 16px;
  line-height: 1.55;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 13px;
}

.internalization-grid span {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  min-height: 28px;
  margin-bottom: 10px;
  border-radius: 999px;
  background: #eef2ff;
  color: var(--accent);
  font-size: 12px;
  font-weight: 840;
}

.internalization-grid em {
  display: block;
  margin-top: 12px;
  border-left: 3px solid var(--accent-2);
  padding-left: 10px;
  color: #31544c;
  font-size: 13px;
  font-style: normal;
  line-height: 1.6;
}

.mandala {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.mandala-cell {
  min-height: 126px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: 12px;
}

.mandala-cell.center {
  background: #101827;
  color: white;
}

.mandala-cell strong {
  display: block;
  margin-bottom: 8px;
}

.mandala-cell span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.mandala-cell.center span {
  color: #d8dee9;
}

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

.filters button.active {
  border-color: var(--accent);
  background: var(--accent);
  color: white;
}

.task-list {
  display: grid;
  gap: 10px;
  max-height: 680px;
  overflow: auto;
  padding-right: 4px;
}

.task-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: 12px;
}

.task-card input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--done);
}

.task-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: #eef2ff;
  color: #3730a3;
  font-size: 12px;
  font-weight: 720;
}

.tag.week {
  background: #ecfdf5;
  color: #047857;
}

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

.scenario,
.rubric-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  padding: 14px;
}

.scenario header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.scenario button {
  min-height: 32px;
  padding: 0 9px;
  font-size: 13px;
}

.scenario dl {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
}

.scenario div {
  display: grid;
  gap: 3px;
}

.scenario dt {
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.scenario dd {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

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

.prompt-controls label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 760;
}

textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0d1320;
  color: #eef5ff;
  padding: 14px;
  resize: vertical;
  line-height: 1.55;
}

.rubric-card strong {
  display: block;
  margin-bottom: 7px;
}

.rubric-card code {
  display: inline-block;
  margin-top: 10px;
  border-radius: 6px;
  background: #f1f5f9;
  color: #334155;
  padding: 4px 6px;
}

.source-list {
  margin: 0;
  padding-left: 20px;
}

.source-list a {
  color: var(--accent);
  font-weight: 760;
}

@media (max-width: 1120px) {
  .page-grid,
  .harness-grid,
  .internalization-grid,
  .narrative-grid,
  .concept-grid,
  .quiz-list,
  .deep-term-grid,
  .code-layout,
  .scenario-grid,
  .rubric-grid {
    grid-template-columns: 1fr;
  }

  .prompt-controls {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .app-header {
    display: grid;
    padding: 18px;
  }

  .page-grid {
    padding: 10px;
  }

  .mandala {
    grid-template-columns: 1fr;
  }

  .section-head {
    display: grid;
  }
}

body{background:#fcfcf9}.portfolio-nav{max-width:1600px;margin:0 auto;padding:18px 28px;display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);font-size:13px}.portfolio-nav a,.portfolio-footer a{color:var(--accent);text-decoration:none}.portfolio-nav a:hover,.portfolio-footer a:hover{text-decoration:underline}.portfolio-footer{padding:30px 28px 42px;text-align:center;font-size:12px;line-height:1.9;color:var(--muted)}.app-header{position:relative;background:#fcfcf9;backdrop-filter:none}h1{font-size:clamp(28px,3.4vw,44px);line-height:1.3}button:focus-visible,a:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:4px}@media(max-width:600px){.portfolio-nav{padding-inline:18px}.app-header{padding:22px 18px;align-items:flex-start}.header-actions{flex-wrap:wrap}.header-actions button{font-size:12px;padding-inline:10px}}
.page-grid>*{min-width:0}.panel,.section-head>div,.code-layout>*{min-width:0}.panel{overflow-wrap:anywhere}select{max-width:100%;min-width:0}.task-card{grid-template-columns:auto minmax(0,1fr)}pre{max-width:100%;min-width:0;overflow-wrap:normal}.scenario header{flex-wrap:wrap}@media(max-width:1120px){.page-grid,.harness-grid,.internalization-grid,.narrative-grid,.concept-grid,.quiz-list,.deep-term-grid,.code-layout,.scenario-grid,.rubric-grid,.prompt-controls{grid-template-columns:minmax(0,1fr)}}