/* ================================================================
   FORGE — token system
   Palette: deep charcoal, ember-orange heat, steel-blue cool.
   Type: System sans-serif (native, zero load time) + system mono.
   No external fonts — renders instantly on every platform.
   Single source of truth: context_updated.txt (Section 20 Progression Policy).
   ================================================================ */

:root {
  --void: #0a0c10;
  --surface: #12151a;
  --surface-raised: #181c22;
  --surface-sunk: #080a0d;
  --ink: #dfe3e8;
  --ink-soft: #8b929c;
  --ink-faint: #4e545e;
  --line: #1e2228;
  --line-strong: #2c333b;

  --steel: #6b9ec4;
  --mid: #b8944a;
  --ember: #e07a4b;
  --done: #4ead6b;

  --font-display: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;

  --section-max: 48rem;
  --wide-max: 74rem;

  color-scheme: dark;
}

/* Light mode */
:root[data-theme="light"] {
  --void: #f4f5f7;
  --surface: #ffffff;
  --surface-raised: #f9fafb;
  --surface-sunk: #eceef1;
  --ink: #1a1d22;
  --ink-soft: #5c6370;
  --ink-faint: #9ca3ad;
  --line: #e2e5ea;
  --line-strong: #c8cdd4;

  --steel: #3a7aa8;
  --mid: #96762e;
  --ember: #c95e2e;
  --done: #2d8a4e;

  color-scheme: light;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --void: #f4f5f7;
    --surface: #ffffff;
    --surface-raised: #f9fafb;
    --surface-sunk: #eceef1;
    --ink: #1a1d22;
    --ink-soft: #5c6370;
    --ink-faint: #9ca3ad;
    --line: #e2e5ea;
    --line-strong: #c8cdd4;

    --steel: #3a7aa8;
    --mid: #96762e;
    --ember: #c95e2e;
    --done: #2d8a4e;

    color-scheme: light;
  }
}

/* ---- reset ---- */
* { box-sizing: border-box; }
html, body { height: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--void);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-inline: clamp(16px, 4vw, 48px);
}
img { max-width: 100%; }
[hidden] { display: none !important; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; text-wrap: balance; margin: 0; letter-spacing: -0.015em; }
p { margin: 0 0 1em; }
a { color: inherit; }
button { font-family: inherit; }
::selection { background: var(--ember); color: #fff; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 2px;
}

/* ---- topbar ---- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  background: color-mix(in srgb, var(--void) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.wordmark {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  flex: none;
}
.wordmark .dot { color: var(--ember); }
.topnav {
  display: flex;
  gap: clamp(10px, 1.8vw, 20px);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.topnav a {
  text-decoration: none;
  color: var(--ink-soft);
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.topnav a:hover { color: var(--ink); border-color: var(--line-strong); }
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}
.btn-data, .theme-toggle {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 10px;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-data { color: var(--steel); border-color: color-mix(in srgb, var(--steel) 40%, transparent); }
.btn-data:hover { color: var(--ink); border-color: var(--steel); }
.theme-toggle:hover { color: var(--ink); border-color: var(--ink); }

@media (max-width: 768px) {
  .topbar { flex-wrap: wrap; row-gap: 10px; padding: 12px 0; }
  .topnav {
    order: 3;
    flex-basis: 100%;
    overflow-x: auto;
    gap: 16px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
  }
  .topnav::-webkit-scrollbar { display: none; }
  .topnav a { flex: none; padding-block: 4px; }
}

/* ---- sections ---- */
.section {
  max-width: var(--section-max);
  margin: 0 auto;
  padding-block: clamp(48px, 7vw, 80px);
  border-bottom: 1px solid var(--line);
  position: relative;
}
.section--wide { max-width: var(--wide-max); }
.section:last-of-type { border-bottom: none; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ember);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--ember);
}
.lede {
  max-width: 60ch;
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin-top: 12px;
}

/* ---- hero ---- */
.hero h1 {
  font-size: clamp(2.4rem, 6.5vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 700;
  max-width: 14ch;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 24px;
}
.hero .lede {
  margin-top: 24px;
  max-width: 54ch;
  font-size: 1.15rem;
}
.hero-rules {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px 28px;
  max-width: 64ch;
}
.hero-rule {
  font-size: 0.88rem;
  color: var(--ink-soft);
  padding-left: 14px;
  border-left: 2px solid var(--line-strong);
  line-height: 1.45;
}
.hero-cta {
  margin-top: 36px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 12px 20px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--void);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { background: var(--ember); border-color: var(--ember); color: #fff; }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn--ghost:hover { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--small { padding: 8px 14px; font-size: 0.68rem; }
.hero-meta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-faint);
  margin-top: 24px;
  letter-spacing: 0.04em;
  line-height: 1.5;
}

/* ---- cockpit (active execution card) ---- */
.cockpit-card {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--ember);
  padding: clamp(20px, 3.5vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  box-shadow: 0 4px 20px color-mix(in srgb, var(--void) 50%, transparent);
}
.cockpit-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  flex-wrap: wrap;
}
.cockpit-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ember);
  display: flex;
  align-items: center;
  gap: 8px;
}
.cockpit-eyebrow::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 6px var(--ember);
}
.cockpit-title {
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  margin: 6px 0 4px;
}
.cockpit-outcome {
  font-size: 0.92rem;
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 0;
}
.cockpit-action-box {
  background: var(--surface-sunk);
  border: 1px solid var(--line);
  padding: 16px 20px;
  border-radius: 2px;
}
.cockpit-action-label {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 6px;
}
.cockpit-action-text {
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
}
.cockpit-action-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-faint);
  margin-top: 6px;
}
.cockpit-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.cockpit-metric-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.cockpit-metric-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
}
.cockpit-metric-val {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
}
.cockpit-footer-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 4px;
}

/* ---- badges ---- */
.badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.badge--required {
  color: var(--ember);
  border: 1px solid color-mix(in srgb, var(--ember) 40%, transparent);
  background: color-mix(in srgb, var(--ember) 8%, transparent);
}
.badge--optional {
  color: var(--steel);
  border: 1px solid color-mix(in srgb, var(--steel) 40%, transparent);
  background: color-mix(in srgb, var(--steel) 8%, transparent);
}
.badge--research {
  color: var(--ink-soft);
  border: 1px solid var(--line-strong);
  background: var(--surface-sunk);
}
.badge--graduated {
  color: var(--done);
  border: 1px solid color-mix(in srgb, var(--done) 40%, transparent);
  background: color-mix(in srgb, var(--done) 8%, transparent);
}
.badge--active {
  color: #fff;
  background: var(--ember);
  border: 1px solid var(--ember);
}

/* ---- path (roadmap timeline) ---- */
.path-legend {
  display: flex;
  gap: 16px;
  margin-top: 20px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.legend-dot--active { background: var(--ember); box-shadow: 0 0 6px var(--ember); }
.legend-dot--steel { background: var(--steel); }
.legend-dot--mid { background: var(--mid); }
.legend-dot--ember { background: var(--ember); }
.legend-dot--done { background: var(--done); }

.path-container {
  position: relative;
  margin-top: 32px;
  padding-left: 40px;
}
.path-line {
  position: absolute;
  left: 14px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(
    180deg,
    var(--steel) 0%,
    var(--steel) 28%,
    var(--mid) 45%,
    var(--mid) 60%,
    var(--ember) 80%,
    var(--ember) 100%
  );
  opacity: 0.5;
  border-radius: 2px;
}

.path-node {
  position: relative;
  padding: 0 0 44px;
  cursor: pointer;
}
.path-node:last-child { padding-bottom: 0; }
.path-node:hover .path-node-content { border-color: var(--line-strong); background: var(--surface-raised); }
.path-node.is-active .path-node-content {
  border-left: 3px solid var(--ember);
}
.path-node.is-graduated .path-node-content {
  border-left: 3px solid var(--done);
}

.path-dot {
  position: absolute;
  left: -40px;
  top: 4px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--void);
  border: 3px solid var(--void);
  transition: transform 0.15s;
  z-index: 2;
}
.path-node:hover .path-dot { transform: scale(1.15); }
.path-dot--steel { background: var(--steel); }
.path-dot--mid { background: var(--mid); }
.path-dot--ember { background: var(--ember); }
.path-dot.is-active { background: var(--ember) !important; box-shadow: 0 0 10px var(--ember); }
.path-dot.is-graduated { background: var(--done) !important; color: #fff; }

.path-node-content {
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 20px 24px;
  transition: border-color 0.15s, background 0.15s;
}
.path-node-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.path-tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
  display: inline-block;
}
.path-tag--steel { color: var(--steel); border: 1px solid color-mix(in srgb, var(--steel) 40%, transparent); }
.path-tag--mid { color: var(--mid); border: 1px solid color-mix(in srgb, var(--mid) 40%, transparent); }
.path-tag--ember { color: var(--ember); border: 1px solid color-mix(in srgb, var(--ember) 40%, transparent); }

.path-title { font-size: 1.3rem; margin-bottom: 6px; }
.path-outcome {
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin: 0;
}
.path-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-faint);
  flex-wrap: wrap;
}
.path-req-count { color: var(--ink); }
.path-grad-badge { font-weight: 600; }
.path-grad-badge--graduated { color: var(--done); }
.path-grad-badge--ready { color: var(--steel); }
.path-grad-badge--active { color: var(--ember); }

@media (max-width: 600px) {
  .path-container { padding-left: 32px; }
  .path-dot { left: -32px; width: 24px; height: 24px; font-size: 0.6rem; }
  .path-line { left: 7px; }
  .path-node-content { padding: 16px 18px; }
}

/* ---- revisit later backlog ---- */
.revisit-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.revisit-card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-radius: 2px;
}
.revisit-card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
}
.revisit-card-title {
  font-size: 1.05rem;
  font-weight: 600;
}
.revisit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.revisit-list li {
  font-size: 0.82rem;
  color: var(--ink-soft);
  padding: 8px 10px;
  background: var(--surface-sunk);
  border: 1px solid var(--line);
  border-left: 3px solid var(--steel);
  line-height: 1.45;
}
.revisit-list li strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  margin-bottom: 2px;
}
.revisit-open-btn {
  margin-top: auto;
  padding-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--steel);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  text-transform: uppercase;
}
.revisit-open-btn:hover { color: var(--ink); text-decoration: underline; }

/* ---- advanced projects grid ---- */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 28px;
}
.adv-card {
  background: var(--surface);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.adv-card h3 { font-size: 1rem; }
.adv-card p { font-size: 0.85rem; color: var(--ink-soft); margin: 0; }
.adv-resources {
  margin-top: auto;
  padding-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.adv-resources a {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.02em;
  color: var(--steel);
  text-decoration: none;
  padding: 3px 8px;
  border: 1px solid color-mix(in srgb, var(--steel) 30%, transparent);
  transition: border-color 0.15s, color 0.15s;
}
.adv-resources a:hover { color: var(--ink); border-color: var(--ink-soft); }

/* ---- specialization tracks ---- */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.spec-card {
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.15s;
}
.spec-card:hover { border-color: var(--line-strong); }
.spec-card h3 { font-size: 1.1rem; }
.spec-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 4px;
}
.spec-list {
  margin: 0;
  padding-left: 1.1em;
  font-size: 0.88rem;
  color: var(--ink-soft);
  display: grid;
  gap: 4px;
}
.spec-concepts {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: auto;
  padding-top: 10px;
}
.concept-chip {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.02em;
  padding: 3px 8px;
  background: var(--surface-sunk);
  color: var(--ink-soft);
  border: 1px solid var(--line);
}

/* ---- method ---- */
.method-list {
  margin-top: 28px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
  counter-reset: method;
}
.method-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
  counter-increment: method;
}
.method-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-faint);
  text-align: right;
}
.method-body h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.method-body p {
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin: 0;
}
.method-example {
  margin-top: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: var(--surface-sunk);
  font-size: 0.84rem;
  color: var(--ink-soft);
  line-height: 1.55;
}
.method-example p { margin: 0; }
.method-example-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 8px;
}
.method-ai {
  margin-top: 10px;
  padding: 14px 16px;
  border-left: 3px solid var(--ember);
  background: color-mix(in srgb, var(--ember) 6%, var(--surface-sunk));
  font-size: 0.84rem;
  color: var(--ink-soft);
  line-height: 1.55;
}
.method-ai p { margin: 0; }
.method-ai-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 8px;
}

/* ---- rules ---- */
.rules-list {
  margin-top: 28px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.rule-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
  font-size: 0.92rem;
  color: var(--ink-soft);
}
.rule-text strong:first-child { color: var(--ink); }

/* ---- drawer ---- */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--void) 65%, transparent);
  z-index: 60;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}
.drawer-backdrop.is-open { opacity: 1; pointer-events: auto; }

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(600px, 94vw);
  background: var(--surface);
  border-left: 1px solid var(--line-strong);
  z-index: 61;
  transform: translateX(100%);
  transition: transform 0.22s ease;
  overflow-y: auto;
  padding: env(safe-area-inset-top, 0px) 0 env(safe-area-inset-bottom, 0px);
}
.drawer.is-open { transform: translateX(0); }
.drawer-inner { padding: 28px 30px 100px; }
.drawer-close {
  position: absolute;
  top: 20px;
  right: 22px;
  background: none;
  border: 1px solid var(--line-strong);
  color: var(--ink-soft);
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.drawer-close:hover { color: var(--ink); border-color: var(--ink); }

.drawer-tag {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 14px;
}
.drawer h2 { font-size: 1.6rem; margin-bottom: 10px; max-width: 22ch; }
.drawer .why { font-size: 0.92rem; color: var(--ink-soft); margin-bottom: 24px; line-height: 1.55; }

.policy-notice {
  background: var(--surface-sunk);
  border: 1px solid var(--line);
  border-left: 3px solid var(--steel);
  padding: 12px 16px;
  margin-bottom: 24px;
  font-size: 0.82rem;
  color: var(--ink-soft);
  line-height: 1.5;
}
.policy-notice strong { color: var(--ink); }

.drawer-section-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 12px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.drawer-section-label:first-of-type { border-top: none; padding-top: 0; margin-top: 0; }

.milestone-item {
  border: 1px solid var(--line);
  background: var(--surface-sunk);
  padding: 16px;
  margin-bottom: 12px;
  border-radius: 2px;
  transition: border-color 0.15s, background 0.15s;
}
.milestone-item:hover { border-color: var(--line-strong); }
.milestone-item.is-completed {
  border-color: color-mix(in srgb, var(--done) 50%, var(--line));
  background: color-mix(in srgb, var(--done) 4%, var(--surface-sunk));
}
.milestone-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.milestone-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 200px;
}
.milestone-checkbox {
  cursor: pointer;
  accent-color: var(--done);
  width: 16px;
  height: 16px;
  flex: none;
}
.milestone-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ink-faint);
}
.milestone-name {
  font-weight: 600;
  font-size: 0.94rem;
  color: var(--ink);
}
.milestone-desc {
  font-size: 0.84rem;
  color: var(--ink-soft);
  margin-bottom: 10px;
  line-height: 1.5;
  padding-left: 26px;
}
.milestone-evidence {
  background: var(--surface);
  border: 1px dashed var(--line-strong);
  padding: 8px 12px;
  margin: 0 0 10px 26px;
  font-size: 0.78rem;
  color: var(--ink-soft);
}
.milestone-evidence strong {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}
.milestone-concepts {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding-left: 26px;
}

/* Graduation Review Box in Drawer */
.graduation-box {
  background: var(--surface-sunk);
  border: 1px solid var(--line-strong);
  padding: 20px;
  margin: 20px 0;
  border-radius: 2px;
}
.graduation-box-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.graduation-box-title {
  font-size: 1.05rem;
  font-weight: 600;
}
.grad-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}
.grad-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 0.84rem;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.grad-item:hover {
  background: var(--surface-raised);
  border-color: var(--line-strong);
}
.grad-item input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--done);
  cursor: pointer;
}
.grad-item.is-checked {
  color: var(--ink);
  border-color: color-mix(in srgb, var(--done) 40%, transparent);
}
.graduation-banner {
  background: color-mix(in srgb, var(--done) 12%, var(--surface-sunk));
  border: 1px solid var(--done);
  padding: 18px;
  margin: 20px 0;
  border-radius: 2px;
  text-align: center;
}
.graduation-banner h4 {
  color: var(--done);
  font-size: 1.1rem;
  margin-bottom: 4px;
}
.graduation-banner p {
  color: var(--ink-soft);
  font-size: 0.85rem;
  margin: 0;
}

.question-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.question-list li {
  padding: 12px 16px;
  border-left: 3px solid var(--ember);
  background: var(--surface-sunk);
  font-size: 0.86rem;
  color: var(--ink-soft);
}

.drawer-resources {
  display: grid;
  gap: 8px;
}
.drawer-resource {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  text-decoration: none;
  transition: border-color 0.15s;
  font-size: 0.85rem;
}
.drawer-resource:hover { border-color: var(--line-strong); }
.drawer-resource .r-icon {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  padding: 3px 7px;
  background: var(--steel);
  color: var(--void);
  border-radius: 3px;
}
.drawer-resource .r-icon--docs { background: var(--mid); }
.drawer-resource .r-name { font-weight: 500; }
.drawer-resource .r-desc { color: var(--ink-faint); font-size: 0.78rem; margin-left: 6px; }

/* ---- modal (backup/sync) ---- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--void) 80%, transparent);
  z-index: 70;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  backdrop-filter: blur(4px);
}
.modal-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}
.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  width: min(540px, 92vw);
  max-height: 90vh;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  z-index: 71;
  padding: 28px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.modal.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}
.modal-head h3 { font-size: 1.15rem; }
.modal-close {
  background: none;
  border: 1px solid var(--line-strong);
  color: var(--ink-soft);
  width: 28px;
  height: 28px;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.notice-box {
  background: color-mix(in srgb, var(--steel) 10%, var(--surface-sunk));
  border: 1px solid color-mix(in srgb, var(--steel) 40%, transparent);
  padding: 12px 14px;
  font-size: 0.82rem;
  color: var(--ink);
  margin-bottom: 18px;
  line-height: 1.5;
}
.notice-box strong { color: var(--steel); }
.data-actions {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}
.data-action-block {
  background: var(--surface-sunk);
  border: 1px solid var(--line);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.data-action-block h4 { font-size: 0.95rem; }
.data-action-block p { font-size: 0.82rem; color: var(--ink-soft); margin: 0; }
.import-feedback {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  margin-top: 6px;
}
.import-feedback.is-success { color: var(--done); }
.import-feedback.is-error { color: var(--ember); }

/* ---- HUD ---- */
.hud {
  position: fixed;
  left: clamp(10px, 3vw, 24px);
  bottom: calc(14px + env(safe-area-inset-bottom, 0px));
  z-index: 50;
  border: 1px solid var(--line-strong);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(4px);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.04em;
  min-width: 220px;
  box-shadow: 0 2px 16px color-mix(in srgb, var(--void) 40%, transparent);
}
.hud-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 7px 12px;
  border-bottom: 1px solid var(--line);
  text-transform: uppercase;
  color: var(--ink-soft);
}
.hud-row:last-child { border-bottom: none; }
.hud-row strong { color: var(--ink); font-weight: 600; }
.hud-bar {
  height: 3px;
  background: var(--line);
  margin: 0 12px 8px;
  position: relative;
}
.hud-bar span {
  position: absolute;
  inset: 0;
  width: 0%;
  background: linear-gradient(90deg, var(--steel), var(--ember));
  transition: width 0.3s ease;
}

@media (max-width: 640px) {
  .hud {
    left: 0;
    right: 0;
    bottom: 0;
    min-width: 0;
    border-left: none;
    border-right: none;
    border-bottom: none;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px clamp(16px, 4vw, 48px);
    padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px));
  }
  .hud-row {
    border-bottom: none;
    padding: 0;
    flex: none;
    gap: 6px;
  }
  .hud-row:first-child { display: none; }
  .hud-bar { flex: 1; margin: 0; }
  body { padding-bottom: calc(52px + env(safe-area-inset-bottom, 0px)); }
}

/* ---- footer ---- */
.site-footer {
  max-width: var(--section-max);
  margin: 0 auto;
  padding: 34px 0 80px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-faint);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.footer-links {
  display: flex;
  gap: 14px;
  align-items: center;
}