:root {
  color-scheme: light;
  --ink: #12211d;
  --muted: #62706b;
  --paper: #f5f3ed;
  --surface: #ffffff;
  --forest: #153c33;
  --forest-2: #285b4e;
  --mint: #dce9e3;
  --amber: #d49343;
  --amber-soft: #f6ead8;
  --line: #dfe5e1;
  --danger: #a94136;
  --shadow: 0 18px 50px rgb(21 60 51 / 10%);
  font-family: Inter, "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--paper); }
body { margin: 0; min-height: 100vh; color: var(--ink); background: radial-gradient(circle at 82% 8%, #e3ece6 0, transparent 24rem), var(--paper); }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.skip-link { position: fixed; left: 1rem; top: -4rem; z-index: 100; padding: .75rem 1rem; background: #fff; color: var(--forest); border-radius: .6rem; }
.skip-link:focus { top: 1rem; }
.app-shell { min-height: 100vh; display: grid; grid-template-columns: 17.5rem minmax(0, 1fr); }
.side-panel { position: sticky; top: 0; height: 100vh; padding: 2rem 1.25rem; background: var(--forest); color: white; display: flex; flex-direction: column; }
.brand { display: flex; align-items: center; gap: .85rem; padding: 0 .65rem 2rem; }
.brand-mark { width: 2.65rem; height: 2.65rem; display: grid; place-items: center; border-radius: .85rem; background: var(--amber); color: #201408; font: 800 1.15rem/1 Georgia, serif; }
.brand strong, .brand span { display: block; }
.brand strong { font-size: 1rem; letter-spacing: .03em; }
.brand span { color: #abc4ba; font-size: .76rem; margin-top: .25rem; }
.side-nav { display: grid; gap: .35rem; }
.nav-link { display: flex; align-items: center; gap: .8rem; min-height: 2.85rem; padding: .55rem .7rem; border-radius: .75rem; color: #c4d7cf; text-decoration: none; transition: .18s ease; }
.nav-link:hover { background: rgb(255 255 255 / 8%); color: white; }
.nav-link.is-active { background: white; color: var(--forest); box-shadow: 0 8px 24px rgb(0 0 0 / 16%); }
.nav-icon { width: 1.75rem; height: 1.75rem; display: grid; place-items: center; border: 1px solid currentColor; border-radius: .55rem; font-size: .72rem; font-weight: 800; }
.nav-label { font-weight: 650; font-size: .9rem; }
.baseline-card { margin-top: auto; padding: 1rem; border: 1px solid rgb(255 255 255 / 15%); border-radius: .9rem; background: rgb(255 255 255 / 6%); }
.baseline-card span, .baseline-card strong, .baseline-card small { display: block; }
.baseline-card span { color: #abc4ba; font-size: .72rem; }
.baseline-card strong { margin-top: .35rem; font-size: .9rem; }
.baseline-card small { margin-top: .2rem; color: #d8e5df; }
.content-shell { min-width: 0; }
.network-banner { position: sticky; top: 0; z-index: 60; padding: .65rem 1rem; color: white; background: var(--danger); text-align: center; font-size: .8rem; }
.topbar { min-height: 7.5rem; padding: 1.7rem clamp(1.25rem, 4vw, 4rem); display: flex; justify-content: space-between; align-items: center; }
.topbar h1 { margin: .2rem 0 0; font: 700 clamp(1.65rem, 3vw, 2.3rem)/1.1 Georgia, "Noto Serif SC", serif; }
.eyebrow { color: var(--forest-2); text-transform: uppercase; letter-spacing: .12em; font-size: .7rem; font-weight: 800; }
.topbar-actions { display: flex; align-items: center; gap: .8rem; }
.environment-badge { padding: .45rem .7rem; border-radius: 99px; background: var(--amber-soft); color: #704818; font-size: .72rem; font-weight: 700; }
.avatar { width: 2.5rem; height: 2.5rem; border: 0; border-radius: 50%; color: white; background: var(--forest-2); }
main { padding: 0 clamp(1.25rem, 4vw, 4rem) 4rem; outline: none; }
.page-hero { min-height: 18rem; display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; padding: clamp(1.5rem, 4vw, 3.5rem); border-radius: 1.5rem; color: white; background: linear-gradient(125deg, #153c33 0%, #275c4f 62%, #477768 100%); box-shadow: var(--shadow); overflow: hidden; position: relative; }
.page-hero::after { content: ""; position: absolute; width: 18rem; height: 18rem; right: -5rem; top: -7rem; border: 1px solid rgb(255 255 255 / 18%); border-radius: 50%; box-shadow: 0 0 0 3rem rgb(255 255 255 / 3%), 0 0 0 6rem rgb(255 255 255 / 2%); }
.compact-hero { min-height: 13rem; }
.hero-copy { max-width: 43rem; position: relative; z-index: 1; }
.page-hero .eyebrow { color: #bcd4ca; }
.hero-title { margin: .55rem 0 .8rem; font: 700 clamp(2.2rem, 5vw, 4.6rem)/.95 Georgia, "Noto Serif SC", serif; }
.hero-intro { max-width: 38rem; margin: 0; color: #d5e2dd; line-height: 1.75; }
.phase-state { position: relative; z-index: 1; display: flex; align-items: center; gap: .55rem; flex: 0 0 auto; padding: .65rem .85rem; border-radius: .75rem; background: rgb(255 255 255 / 10%); font-size: .78rem; }
.state-dot { width: .55rem; height: .55rem; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 .3rem rgb(212 147 67 / 20%); }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 1.25rem 0; }
.metric-card, .content-panel, .question-card, .asset-card { background: rgb(255 255 255 / 92%); border: 1px solid var(--line); box-shadow: 0 10px 30px rgb(21 60 51 / 6%); }
.metric-card { padding: 1.4rem; border-radius: 1rem; }
.metric-value, .metric-label { display: block; }
.metric-value { color: var(--forest); font: 700 1.7rem Georgia, serif; }
.metric-label { margin-top: .4rem; color: var(--muted); font-size: .82rem; }
.content-panel { margin-top: 1.25rem; padding: 1.6rem; border-radius: 1.2rem; }
.panel-title { margin: .4rem 0 1rem; font-size: 1.25rem; }
.check-list { margin: 0; padding: 0; list-style: none; display: grid; gap: .7rem; }
.check-list li { position: relative; padding-left: 1.7rem; color: var(--muted); line-height: 1.6; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--forest-2); font-weight: 900; }
.component-grid { display: grid; gap: 1rem; margin: 1.25rem 0; }
.question-card { padding: 1.35rem; border-radius: 1.1rem; }
.question-header { display: flex; gap: .6rem; align-items: center; }
.question-code, .question-type, .asset-badge { padding: .32rem .55rem; border-radius: .45rem; background: var(--mint); color: var(--forest); font-size: .68rem; font-weight: 800; }
.question-type { background: var(--amber-soft); color: #78501e; }
.question-stem { margin: 1rem 0; font-size: 1rem; line-height: 1.6; }
.option-list, .blank-list, .finding-list { display: grid; gap: .65rem; }
.option-row { display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: .7rem; min-height: 3rem; padding: .65rem .75rem; border: 1px solid var(--line); border-radius: .75rem; background: #fbfcfb; cursor: pointer; }
.option-row:has(input:checked) { border-color: var(--forest-2); background: #edf5f1; }
.option-code { min-width: 1.8rem; font-weight: 800; color: var(--forest-2); }
.field-row { display: grid; gap: .35rem; }
.field-label { color: var(--muted); font-size: .78rem; }
input[type="text"], input[type="number"], textarea { width: 100%; padding: .75rem; border: 1px solid #cdd8d2; border-radius: .65rem; background: white; color: var(--ink); }
input:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 3px solid rgb(212 147 67 / 36%); outline-offset: 2px; }
.long-answer { resize: vertical; }
.component-note, .asset-summary { margin: 0; color: var(--muted); font-size: .82rem; line-height: 1.6; }
.finding-row { display: grid; grid-template-columns: 1fr .55fr 1fr 1.4fr; gap: .55rem; }
.question-actions { display: grid; gap: .7rem; margin-top: 1rem; }
.button { min-height: 2.75rem; min-width: 2.75rem; padding: .55rem .9rem; border-radius: .7rem; border: 1px solid transparent; cursor: pointer; font-weight: 750; touch-action: manipulation; }
.button:disabled { cursor: not-allowed; opacity: .62; }
.button-primary { color: white; background: var(--forest); }
.button-secondary { color: var(--forest); background: white; border-color: #bed0c8; }
.validation-status { min-height: 1.4rem; color: var(--muted); font: .74rem/1.5 ui-monospace, SFMono-Regular, Consolas, monospace; overflow-wrap: anywhere; }
.validation-status[data-state="pass"] { color: #26704e; }
.validation-status[data-state="fail"] { color: var(--danger); }
.workflow-panel { display: grid; gap: 1rem; margin-top: 1.25rem; padding: 1.35rem; border-radius: 1.1rem; border: 1px dashed #abc1b8; background: #eef4f1; }
.workflow-toolbar { display: flex; flex-wrap: wrap; gap: .6rem; align-items: end; }
.workflow-toolbar label { display: grid; gap: .3rem; color: var(--muted); font-size: .72rem; }
.workflow-toolbar select { min-height: 2.65rem; padding: .5rem; border: 1px solid #bed0c8; border-radius: .65rem; background: white; }
.workflow-output { min-height: 4.5rem; margin: 0; padding: 1rem; border-radius: .75rem; color: #dcebe5; background: #17231e; overflow: auto; white-space: pre-wrap; font: .75rem/1.55 ui-monospace, SFMono-Regular, Consolas, monospace; }
.asset-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1rem; }
.asset-card { min-width: 0; padding: 1rem; border-radius: 1rem; }
.asset-badge-exam { color: #7b3f10; background: var(--amber-soft); }
.asset-image { display: block; width: 100%; aspect-ratio: 16/9; object-fit: cover; margin: .8rem 0; border-radius: .75rem; background: var(--mint); }
.asset-controls { display: flex; gap: .5rem; }
.asset-title { margin: .8rem 0; }
.empty-state { padding: 1rem; border-radius: .7rem; color: var(--muted); background: #f1f4f2; line-height: 1.6; }
.pdf-frame { width: 100%; min-height: 22rem; border: 0; margin-top: .8rem; border-radius: .7rem; }
.image-dialog { width: min(94vw, 70rem); height: min(92vh, 52rem); padding: 0; border: 0; border-radius: 1rem; background: #101512; color: white; }
.image-dialog::backdrop { background: rgb(0 0 0 / 76%); }
.image-toolbar { display: flex; flex-wrap: wrap; gap: .5rem; padding: .7rem; background: #17201c; }
.image-stage { height: calc(100% - 4.2rem); display: grid; place-items: center; overflow: auto; }
.asset-image-large { max-width: 90%; max-height: 90%; transition: transform .16s ease; transform-origin: center; }
.bottom-nav { display: none; }
.loading-state, .configuration-gate, .error-state { margin-top: 1rem; padding: 2rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--surface); box-shadow: var(--shadow); line-height: 1.65; }
.loading-state { color: var(--muted); text-align: center; }
.configuration-gate { border-left: .35rem solid var(--amber); }
.error-state, .inline-error { color: var(--danger); }
.error-state { border-left: .35rem solid var(--danger); }
.inline-error { margin-top: .75rem; padding: .7rem; border-radius: .6rem; background: #fff0ee; }
.record-list { display: grid; gap: .8rem; }
.record-card, .learning-detail, .question-flow, .exam-workspace { padding: 1.25rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--surface); box-shadow: 0 8px 24px rgb(21 60 51 / 6%); }
.record-card { display: grid; gap: .7rem; align-items: start; }
.record-card .button { justify-self: start; }
.record-title { margin: .2rem 0; font-size: 1.05rem; }
.record-title, .question-stem, .learning-block, .option-text, .feedback-panel { overflow-wrap: anywhere; word-break: break-word; }
.learning-block { margin: 1rem 0; color: var(--ink); line-height: 1.8; white-space: pre-wrap; }
.action-row, .exam-submit-row { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1rem; }
.start-card { display: grid; gap: 1rem; justify-items: start; }
.flow-meta { color: var(--muted); font-size: .78rem; overflow-wrap: anywhere; }
.feedback-panel { display: grid; gap: .45rem; margin-top: 1rem; padding: 1rem; border-radius: .8rem; border-left: .3rem solid var(--forest-2); background: var(--mint); }
.feedback-panel p { margin: 0; line-height: 1.65; }
.question-number-nav { display: flex; flex-wrap: wrap; gap: .45rem; margin: 1rem 0; }
.question-number-nav .button { width: 2.75rem; padding-inline: 0; }
.question-number-nav .is-saved { color: white; background: var(--forest-2); border-color: var(--forest-2); }
.exam-question-stage { min-height: 18rem; }

@media (max-width: 900px) {
  .app-shell { display: block; padding-bottom: calc(4.6rem + env(safe-area-inset-bottom)); }
  .side-panel { display: none; }
  .topbar { min-height: 6.4rem; padding-top: max(1rem, env(safe-area-inset-top)); }
  .environment-badge { display: none; }
  .page-hero { min-height: 15rem; align-items: flex-start; flex-direction: column; }
  .hero-title { font-size: 2.7rem; }
  .phase-state { align-self: flex-start; }
  .bottom-nav { position: fixed; z-index: 50; left: 0; right: 0; bottom: 0; display: flex; overflow-x: auto; gap: .15rem; padding: .45rem .5rem calc(.45rem + env(safe-area-inset-bottom)); background: rgb(255 255 255 / 96%); border-top: 1px solid var(--line); backdrop-filter: blur(16px); }
  .bottom-nav .nav-link { flex: 1 0 4rem; flex-direction: column; gap: .18rem; padding: .25rem; min-height: 3.35rem; color: var(--muted); }
  .bottom-nav .nav-link.is-active { color: var(--forest); background: var(--mint); box-shadow: none; }
  .bottom-nav .nav-icon { width: 1.5rem; height: 1.5rem; border: 0; }
  .bottom-nav .nav-label { font-size: .66rem; white-space: nowrap; }
  .asset-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .topbar { padding-inline: 1rem; }
  main { padding-inline: 1rem; }
  .page-hero { border-radius: 1.15rem; padding: 1.4rem; }
  .metric-grid { grid-template-columns: 1fr; }
  .metric-card { display: flex; align-items: baseline; justify-content: space-between; }
  .finding-row { grid-template-columns: 1fr 1fr; }
  .record-card, .learning-detail, .question-flow, .exam-workspace { padding: .9rem; }
  .question-card { padding: 1rem; }
  .option-row { min-height: 3.25rem; }
  .action-row, .exam-submit-row { display: grid; grid-template-columns: 1fr; }
  .action-row .button, .exam-submit-row .button, .start-card .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}

/* FLEXO_ICP_STYLE_BEGIN */
.site-compliance-footer {
  padding: 0 clamp(1.25rem, 4vw, 4rem) 1.5rem;
  color: var(--muted);
  text-align: center;
  font-size: .78rem;
  line-height: 1.6;
}
.site-compliance-footer a {
  color: inherit;
  text-decoration: none;
}
.site-compliance-footer a:hover,
.site-compliance-footer a:focus-visible {
  color: var(--forest);
  text-decoration: underline;
}
@media (max-width: 900px) {
  .site-compliance-footer {
    padding: 0 1rem 1.25rem;
  }
}
/* FLEXO_ICP_STYLE_END */