: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)}}

/* Portfolio V10: consistent typography without changing the learning workflow. */
:root{--bg:#fff;--paper:#fff;--paper-2:#f7f6f3;--ink:#242424;--muted:#656565;--line:#e5e3df;--accent:#8a4b38;--accent-2:#776a59;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}
body{background:#fff;font:16px/1.8 -apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}h1,h2,h3{font-weight:500;letter-spacing:0;text-wrap:pretty}h1{font-size:42px;line-height:1.35;font-weight:400}h2{font-size:26px;line-height:1.5;font-weight:400}h3{font-size:19px;line-height:1.55}p{line-height:1.85;text-wrap:pretty}strong{font-weight:500}button,select{min-height:44px;font-size:14px;line-height:1.5;font-weight:400;border-radius:6px}button{padding:10px 14px}select,textarea{font-size:16px}a,summary{min-height:44px}.portfolio-nav,.app-header,.page-grid,.portfolio-footer{width:min(1200px,calc(100% - 80px));margin-inline:auto}.portfolio-nav{padding:16px 0;min-height:76px;align-items:center;font-size:14px}.portfolio-nav a{display:inline-flex;align-items:center;color:var(--muted)}.app-header{position:static;background:#fff;border-bottom:1px solid var(--line);padding:38px 0 30px;align-items:center;gap:32px}.app-header>div{min-width:0}.eyebrow{font-size:13px;font-weight:400;line-height:1.6;color:var(--accent);margin-bottom:12px}.subtitle{font-size:17px;line-height:1.85;margin-top:14px;max-width:740px}.header-actions{gap:10px;flex-wrap:wrap;max-width:260px}.header-actions button{font-size:14px;min-height:44px}.page-grid{padding:30px 0 0;gap:26px;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}.panel{background:#fff;border-color:var(--line);padding:26px;border-radius:8px}.hero-panel{background:#f7f6f3}.section-head{gap:20px;margin-bottom:20px}.section-head h2{max-width:900px}.goal-copy,.harness-grid p,.internalization-grid p,.narrative-grid p,.concept-card p,.quiz-card p,.deep-term-card p,.code-explain p,.scenario p,.task-card p,.rubric-card p,.source-list{font-size:16px;line-height:1.85;color:var(--muted)}#progressBadge,.quiz-score{font-size:14px;min-height:44px;min-width:82px;font-weight:500;border-radius:6px;background:#292824}.progress-track{height:7px;background:#e7e2db;margin-top:24px}.progress-track #progressFill{background:#8a4b38}.harness-grid,.internalization-grid,.narrative-grid,.concept-grid,.quiz-list,.deep-term-grid,.scenario-grid,.rubric-grid{gap:16px}.harness-grid article,.internalization-grid article,.narrative-grid article,.concept-card,.quiz-card,.deep-term-card,.code-explain,.scenario,.rubric-card{border:1px solid var(--line);padding:20px;background:#fff}.harness-grid strong,.internalization-grid strong,.narrative-grid strong,.concept-card strong,.quiz-card strong,.deep-term-card strong,.code-explain strong{font-size:17px;font-weight:500;line-height:1.6}.internalization-grid span{color:var(--accent);background:#f4eee8;font-size:12px;font-weight:500}.internalization-grid em{font-size:14px;line-height:1.85;color:var(--muted);font-style:normal;border-color:#c5b4a0}.concept-card dt,.deep-term-card dt,.scenario dt{font-size:13px;font-weight:500}.concept-card dd,.deep-term-card dd,.scenario dd{font-size:15px;line-height:1.85;color:var(--muted)}.concept-card .say,.deep-term-card .source-line,.quiz-explain{font-size:14px;line-height:1.85;color:var(--muted)}.quiz-options button{min-height:44px;padding:11px 13px;font-size:15px;font-weight:400}.mandala-cell{padding:16px;min-height:150px}.mandala-cell.center{background:#292824}.mandala-cell strong{font-size:16px;line-height:1.6}.mandala-cell span{font-size:14px;line-height:1.75}.filters{gap:8px}.filters button{font-size:13px;min-height:44px;padding-inline:13px;font-weight:400}.filters button.active{background:#ede6df;color:#553e32;border-color:#d4c4b5}.task-card{padding:16px;gap:14px}.task-card input{width:24px;height:24px;min-height:24px;margin:7px 0 0;cursor:pointer}.task-card h3{font-size:18px}.task-meta .tag{font-size:12px;line-height:1.6;font-weight:400;background:#f4eee8;color:#735441;min-height:27px}.task-meta .tag.week{background:#f0f0e9;color:#5d6253}.scenario button{min-height:44px;font-size:13px;padding:9px 12px}.prompt-controls label{font-size:14px;font-weight:400;line-height:1.6}.prompt-controls select{min-height:46px;font-size:16px}.deep-term-card .source-line a,.source-list a{font-weight:400}.portfolio-footer{padding:38px 0;font-size:13px;line-height:1.85;color:var(--muted);text-align:left}.portfolio-footer a{display:inline-flex;align-items:center}textarea{font-size:16px;line-height:1.7;padding:16px}pre{line-height:1.7}code{font-size:13px}
@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)}}
@media(max-width:760px){.portfolio-nav,.app-header,.page-grid,.portfolio-footer{width:calc(100% - 40px)}.portfolio-nav{padding:12px 0;min-height:68px;font-size:13px;gap:18px}.app-header{display:block;padding:28px 0 25px}h1{font-size:34px;line-height:1.4}h2{font-size:25px}.subtitle{font-size:16px;line-height:1.85;margin-top:13px}.header-actions{margin-top:22px;max-width:none;gap:10px}.header-actions button{font-size:14px;padding:10px 14px}.page-grid{padding:24px 0 0;gap:22px}.panel{padding:22px 20px}.section-head{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px}.section-head>div{flex-basis:100%}.section-head h2{font-size:25px}.harness-grid article,.internalization-grid article,.narrative-grid article,.concept-card,.quiz-card,.deep-term-card,.code-explain,.scenario,.rubric-card{padding:18px 16px}.deep-term-card dl{grid-template-columns:1fr}.mandala{grid-template-columns:1fr}.mandala-cell{min-height:0;padding:18px}.task-list{max-height:none;overflow:visible;padding-right:0}.task-card{padding:14px 12px;gap:11px}.task-card p{font-size:15px}.task-card h3{font-size:17px}.task-card input{margin-top:4px}.task-meta{gap:6px}.task-meta .tag{font-size:12px}.scenario header{gap:14px}.scenario button{min-height:44px}.source-list{padding-left:20px;font-size:15px}.portfolio-footer{padding:30px 0;font-size:12px}.prompt-controls{gap:14px}}
@media(max-width:360px){.portfolio-nav,.app-header,.page-grid,.portfolio-footer{width:calc(100% - 32px)}h1{font-size:32px}.panel{padding:20px 16px}.section-head h2{font-size:24px}.header-actions button{font-size:13px;padding-inline:12px}.task-card{grid-template-columns:24px minmax(0,1fr);padding:12px 10px}.filters button{font-size:12px;padding-inline:11px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}