/* Course palette and typography follow the main site's system themes. */
:root {
  --font-sans: system-ui, -apple-system, "Segoe UI", sans-serif;
  --bg: #f4f5f8;
  --surface: #fff;
  --surface-tint: #eceef4;
  --text: #10131c;
  --muted: #545b6e;
  --border: #dde0e9;
  --border-strong: #c5cad8;
  --accent: #3450e0;
  --accent-strong: #2437ad;
  --on-accent: #f7f8fc;
  --positive: #1f9d68;
  --glow-strong: #3450e024;
  --glow-soft: #1f9d6814;
  --edge-glow-core: #5577e8;
  --green: var(--positive);
  --red: #cf3654;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0c13;
    --surface: #12151f;
    --surface-tint: #181c29;
    --text: #eef0f6;
    --muted: #97a0b8;
    --border: #262b3b;
    --border-strong: #333a4f;
    --accent: #5d7dff;
    --accent-strong: #7c98ff;
    --on-accent: #050710;
    --positive: #3ec98c;
    --glow-strong: #5d7dff29;
    --glow-soft: #3ec98c12;
    --edge-glow-core: #c1d8ff;
    --red: #f0738a;
    color-scheme: dark;
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 0;
  background-color: var(--bg);
  background-image:
    radial-gradient(1100px 620px at 82% -8%, var(--glow-strong), transparent 60%),
    radial-gradient(900px 520px at 8% 18%, var(--glow-soft), transparent 65%);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
button, input, select { font: inherit; }
a { color: var(--accent); text-underline-offset: 4px; }
a:hover { color: var(--accent-strong); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
::selection { color: var(--text); background: var(--surface-tint); }

/* Preserve the course header; no main-site navigation is embedded. */
.special-header { padding: 20px 24px; border-bottom: 1px solid var(--border); font-size: 20px; font-weight: 600; }
.special-header span { margin-left: 16px; color: var(--muted); font-size: 13px; font-weight: 400; }
.special-main { width: min(100%, 1152px); margin: 0 auto; padding: 64px 32px 88px; }
.special-main > article { max-width: 896px; margin-inline: auto; }
.special-main h1, .special-main h2 { color: var(--text); font-weight: 600; }
.special-main h1 {
  margin: 16px 0 24px;
  font-size: clamp(30px, 4.5vw, 48px);
  line-height: 1.18;
  letter-spacing: -.04em;
  overflow-wrap: anywhere;
}
.special-main h2 { margin: 44px 0 18px; font-size: clamp(22px, 2.4vw, 28px); line-height: 1.3; letter-spacing: -.025em; }
.special-main > article > a:first-child { display: inline-flex; margin-bottom: 16px; font-size: 14px; font-weight: 500; text-decoration: none; }
.special-kicker { margin-top: 16px; color: var(--accent); font-size: 11px; font-weight: 600; line-height: 1.5; letter-spacing: .12em; }
.special-copy { max-width: 760px; margin-inline: auto; font-size: 17px; line-height: 1.85; overflow-wrap: anywhere; }
.special-copy p { margin: 0 0 20px; }
.special-copy strong { font-weight: 650; }
.special-copy h2 { scroll-margin-top: 24px; }
.special-copy figure { margin: 32px 0; }
.special-copy img { display: block; width: auto; max-width: 100%; height: auto; margin-inline: auto; border: 1px solid var(--border); border-radius: 16px; }
.special-copy figcaption { margin-top: 10px; color: var(--muted); font-size: 12px; line-height: 1.65; }
.special-note { margin: 16px 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.special-main > .special-note { max-width: 680px; font-size: 17px; }

.special-catalog { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 40px 0 0; padding: 0; list-style: none; }
.special-catalog-card {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 156px;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  color: var(--text);
  transition: border-color .2s, background-color .2s, opacity .2s;
}
.special-catalog-card:has(input[data-read-lesson]:checked) { opacity: .25; }
.special-catalog-card:has(input[data-read-lesson]:checked)::before { display: none; }
.special-catalog-card:hover { border-color: var(--border-strong); background: var(--surface-tint); }
.special-catalog-card::before {
  content: "";
  position: absolute;
  top: 14%;
  bottom: 14%;
  left: -1px;
  width: 1px;
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--accent) 55%, transparent) 25%, var(--edge-glow-core) 50%, color-mix(in srgb, var(--accent) 55%, transparent) 75%, transparent);
  filter: drop-shadow(0 0 5px color-mix(in srgb, var(--accent) 65%, transparent));
  pointer-events: none;
}
.special-catalog-card:nth-child(even)::before { left: auto; right: -1px; }
.special-catalog-top { display: flex; width: 100%; min-width: 0; align-items: center; justify-content: space-between; gap: 12px; }
.special-lesson-badge { flex-shrink: 0; padding: 4px 10px; border: 1px solid var(--border); border-radius: 999px; background: var(--bg); color: var(--muted); font-size: 12px; font-weight: 500; }
.special-read-toggle { position: relative; z-index: 1; display: inline-flex; min-width: 0; align-items: center; justify-content: flex-end; gap: 8px; color: var(--muted); font-size: 12px; font-weight: 400; line-height: 1.4; cursor: pointer; }
.special-read-toggle span { min-width: 0; text-align: right; }
.special-read-toggle input { width: 18px; height: 18px; flex-shrink: 0; margin: 0; accent-color: var(--accent); cursor: pointer; }
.special-catalog-link { display: flex; width: 100%; align-items: flex-start; justify-content: space-between; gap: 16px; color: var(--text); text-decoration: none; }
.special-catalog-link::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.special-catalog-arrow { flex-shrink: 0; color: var(--accent); font-size: 22px; line-height: 1.3; }
.special-catalog strong { max-width: 95%; font-size: 19px; font-weight: 600; line-height: 1.45; letter-spacing: -.02em; }
.special-toc { margin: 30px 0 40px; padding: 20px 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); font-size: 14px; }
.special-toc summary { cursor: pointer; font-weight: 500; }
.special-toc ul { margin: 16px 0 0; padding-left: 20px; }
.special-toc li { padding: 4px 0; }
.special-toc a { color: var(--muted); text-decoration: none; }
.special-toc a:hover { color: var(--accent); }

.special-live { margin: 40px 0; padding: 32px; border: 1px solid var(--border); border-radius: 24px; background: var(--surface); }
.special-live > .special-kicker { margin-top: 0; }
.special-live h2 { margin: 12px 0 16px; }
.special-live > a:last-child {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  max-width: 100%;
  min-height: 64px;
  margin-top: 10px;
  padding: 14px 12px 14px 24px;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  text-decoration: none;
  box-shadow: -5px 0 16px -9px #26ead5, 5px 0 16px -9px #ba8aff;
  transition: transform .2s;
}
.special-live > a:last-child::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border-left: 1px solid #83ffec;
  border-right: 1px solid #d5b6ff;
  pointer-events: none;
}
.special-live > a:last-child:hover { color: var(--on-accent); }
.special-live > a:last-child:active { transform: scale(.98); }
.special-cta-label { min-width: 0; }
.special-cta-arrow {
  display: inline-flex;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgb(255 255 255 / 15%);
  transition: transform .2s;
}
.special-cta-arrow svg { display: block; width: 16px; height: 16px; fill: currentColor; }
.special-live > a:last-child:hover .special-cta-arrow { transform: translateX(2px); }
.special-controls { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr)); gap: 16px; margin: 24px 0 20px; }
.special-controls label { display: flex; min-width: 0; flex-direction: column; justify-content: flex-end; gap: 8px; color: var(--muted); font-size: 13px; }
.special-controls input, .special-controls select {
  width: 100%;
  min-width: 0;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}
.special-controls input:hover, .special-controls select:hover { border-color: var(--border-strong); }
.special-controls input:invalid { border-color: var(--red); }
#live-status { margin: 18px 0 12px; color: var(--muted); font-size: 12px; }
.special-live[data-fresh="false"] #live-values { opacity: .6; }
.special-table { overflow-x: auto; border: 1px solid var(--border); border-radius: 16px; }
.special-table table { width: 100%; border-collapse: collapse; text-align: left; font-size: 14px; line-height: 1.6; }
.special-table th, .special-table td { padding: 14px 16px; border-bottom: 1px solid var(--border); overflow-wrap: anywhere; vertical-align: top; }
.special-table thead { background: var(--surface-tint); color: var(--muted); }
.special-table thead th { font-size: 12px; font-weight: 500; }
.special-table tbody th { width: 64%; font-weight: 400; }
.special-table td { font-variant-numeric: tabular-nums; font-weight: 500; }
.special-table tbody tr:last-child th, .special-table tbody tr:last-child td { border-bottom: 0; }
.special-checklist { min-width: 0; margin: 28px 0 12px; padding: 18px 0 0; border: 0; border-top: 1px solid var(--border); }
.special-checklist legend { padding: 0 12px 0 0; font-size: 15px; font-weight: 500; }
.special-checklist label { display: flex; align-items: flex-start; gap: 12px; margin: 16px 0; font-size: 14px; line-height: 1.75; cursor: pointer; }
.special-checklist input { width: 17px; height: 17px; flex-shrink: 0; margin: 4px 0 0; accent-color: var(--accent); }
.special-chart { overflow: hidden; margin-top: 24px; }
.special-chart svg { display: block; width: 100%; height: auto; }
.special-nav { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border); }
.special-nav a { padding: 10px 18px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); color: var(--text); font-size: 14px; font-weight: 500; text-decoration: none; }
.special-nav a:hover { border-color: var(--border-strong); color: var(--accent); }

.special-book-section { margin: 44px 0; }
.special-book-section > h2 { margin-top: 12px; }
.special-book-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 24px 0; }
.special-book-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
  font-variant-numeric: tabular-nums;
}
.special-book-heading { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.special-book-heading h3 { margin: 0; font-size: 16px; font-weight: 600; letter-spacing: -.02em; overflow-wrap: anywhere; }
.special-book-status { display: inline-flex; align-items: center; gap: 5px; color: var(--muted); font-size: 10px; }
.special-book-status::before { content: ""; width: 5px; height: 5px; flex-shrink: 0; border-radius: 50%; background: var(--muted); }
.special-book-card[data-fresh="true"] .special-book-status { color: var(--positive); }
.special-book-card[data-fresh="true"] .special-book-status::before { background: var(--positive); }
.special-book-price { display: flex; flex-direction: column; gap: 4px; margin: 22px 0; }
.special-book-price > span { color: var(--muted); font-size: 11px; }
.special-book-price > strong { font-size: 24px; line-height: 1.25; font-weight: 600; overflow-wrap: anywhere; }
.special-book-balance { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.special-book-balance > span { color: var(--muted); font-size: 12px; }
.special-book-balance > strong { font-size: 19px; font-weight: 600; }
.special-book-balance [data-side="bid"] { color: var(--positive); }
.special-book-balance [data-side="ask"] { color: var(--red); }
.special-book-bar { display: flex; height: 7px; overflow: hidden; border-radius: 999px; background: var(--surface-tint); }
.special-book-bar[hidden] { display: none; }
.special-book-bid { background: var(--positive); }
.special-book-ask { background: var(--red); }
.special-book-shares { display: flex; justify-content: space-between; gap: 10px; margin-top: 8px; color: var(--muted); font-size: 11px; }
.special-book-shares b { font-weight: 500; }
.special-book-stats { margin: 20px 0 0; font-size: 11px; line-height: 1.65; }
.special-book-stats > div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 8px; padding: 8px 0; border-top: 1px solid var(--border); }
.special-book-stats dt { color: var(--muted); }
.special-book-stats dd { margin: 0; text-align: right; font-weight: 500; overflow-wrap: anywhere; }
.special-book-updated { margin: 14px 0 20px; color: var(--muted); font-size: 10px; line-height: 1.6; }
.special-book-link { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); font-size: 12px; font-weight: 500; text-decoration: none; }

.special-widget-section { margin: 44px 0; }
.special-widget-section > h2 { margin-top: 12px; }
.special-data-card .special-book-stats { margin-top: 16px; font-size: 12px; }
.special-data-card .special-book-stats > div { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
.special-data-card .special-book-updated { margin-bottom: 20px; }
.special-primary {
  position: relative;
  max-width: 100%;
  padding: 14px 24px;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: -5px 0 16px -9px #26ead5, 5px 0 16px -9px #ba8aff;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
  cursor: pointer;
}
.special-primary::after { content: ""; position: absolute; inset: 0; border-radius: inherit; border-left: 1px solid #83ffec; border-right: 1px solid #d5b6ff; pointer-events: none; }
.special-primary:disabled { opacity: .5; cursor: wait; box-shadow: none; }
.special-controls input:disabled, .special-controls select:disabled { opacity: .5; }
.special-range { height: 8px; margin-top: 20px; overflow: hidden; border-radius: 999px; background: var(--surface-tint); }
.special-range[hidden] { display: none; }
.special-range > span { display: block; height: 100%; background: var(--accent); }
.special-snapshot-checks { margin: 0 0 24px; padding-left: 22px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.special-wide-table table { min-width: 760px; }
.special-wide-table tbody th { width: auto; }
.special-widget-section .special-wide-table { margin-block: 24px; }

.special-visuals { min-width: 0; display: grid; gap: 18px; margin: 24px 0; }
.special-visual-panel {
  position: relative;
  min-width: 0;
  margin: 0;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--bg);
}
.special-visual-panel h3 { margin: 0 0 18px; color: var(--text); font-size: 18px; font-weight: 600; line-height: 1.4; letter-spacing: -.02em; }
.special-visual-panel svg { display: block; width: 100%; height: auto; overflow: hidden; font-family: var(--font-sans); }
.special-visual-panel figcaption { margin-top: 14px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.special-chart-legend { display: flex; flex-wrap: wrap; gap: 10px 20px; margin: 12px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: 12px; }
.special-chart-legend li { display: inline-flex; align-items: center; gap: 8px; }
.special-chart-legend li > span { width: 18px; height: 3px; flex-shrink: 0; border-radius: 999px; }
.special-visual-empty { margin: 0; padding: 20px; border: 1px dashed var(--border-strong); border-radius: 16px; color: var(--muted); font-size: 14px; line-height: 1.8; }

.special-toc,
.special-live,
.special-book-card,
.special-visual-panel,
.special-widget-section > .special-table { position: relative; }

.special-toc::after,
.special-live::before,
.special-live::after,
.special-book-card::before,
.special-book-card::after,
.special-visual-panel::before,
.special-visual-panel::after,
.special-widget-section > .special-table::before,
.special-widget-section > .special-table::after {
  content: "";
  position: absolute;
  inset-inline: 12%;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--accent) 55%, transparent) 25%, var(--edge-glow-core) 50%, color-mix(in srgb, var(--accent) 55%, transparent) 75%, transparent);
  filter: drop-shadow(0 0 5px color-mix(in srgb, var(--accent) 65%, transparent));
  pointer-events: none;
}
.special-live::before,
.special-book-card::before,
.special-visual-panel::before,
.special-widget-section > .special-table::before { top: 0; }
.special-toc::after,
.special-live::after,
.special-book-card::after,
.special-visual-panel::after,
.special-widget-section > .special-table::after { bottom: 0; }

.special-chart g[role="button"] { cursor: pointer; }
.special-chart g[role="button"]:focus-visible { outline: 1px solid var(--accent); outline-offset: 1px; }

/* Lessons 1–3: controls and their explanations stay in the same block. */
.special-intro-two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-block: 20px; }
.special-intro-two > * { min-width: 0; }
.special-intro-two p, #pair-cards p { font-size: 14px; overflow-wrap: anywhere; }
#pair-cards h3 { margin: 0 0 12px; }
#pair-cards [data-price] { font-variant-numeric: tabular-nums; }
.special-intro-chart { margin-top: 24px; }
.special-intro-spread { margin: 24px 0; text-align: center; }
.special-side-bid h3, .special-side-bid h4 { color: var(--green); }
.special-side-ask h3, .special-side-ask h4 { color: var(--red); }
.special-depth-side h4 { margin: 0 0 14px; font-size: 14px; }
.special-depth-level { display: grid; gap: 4px; margin-bottom: 16px; font-size: 12px; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.special-depth-track { height: 8px; overflow: hidden; border-radius: 4px; background: var(--surface-tint); }
.special-depth-track > span { display: block; height: 100%; background: var(--green); }
.special-side-ask .special-depth-track > span { background: var(--red); }
.special-controls input[type="range"] { min-height: 44px; padding: 0; border: 0; background: transparent; accent-color: var(--accent); cursor: pointer; }
.special-primary[hidden] { display: none; }
body[data-lesson="3"] .special-book-shares { flex-wrap: wrap; }
body[data-lesson="3"] .special-book-balance { margin-top: 20px; }

.special-practice-values { margin: 20px 0 28px; font-size: 14px; }
.special-practice-values > div { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 12px; padding-block: 12px; border-bottom: 1px solid var(--border); }
.special-practice-values dt { color: var(--muted); }
.special-practice-values dd { margin: 0; text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.special-funding-result { font-size: 20px; font-weight: 600; }
#workflow-progress { display: block; width: 100%; height: 14px; accent-color: var(--accent); }
.special-frame-buttons { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
.special-frame-buttons button { padding: 10px 18px; border: 1px solid var(--border); border-radius: 999px; background: var(--bg); color: var(--text); cursor: pointer; }
.special-frame-buttons button[aria-pressed="true"] { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.special-loading { display: flex; align-items: center; gap: 12px; min-height: 140px; color: var(--muted); font-size: 14px; }
.special-loading[hidden], .special-candles-scroll[hidden] { display: none; }
.special-spinner { width: 24px; height: 24px; flex-shrink: 0; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: special-spin .8s linear infinite; }
@keyframes special-spin { to { transform: rotate(360deg); } }
.special-candles-scroll { overflow-x: auto; border: 1px solid var(--border); border-radius: 16px; background: var(--bg); }
#candles-history { min-width: 1100px; }
#candles-history svg { display: block; width: 100%; height: auto; font-family: var(--font-sans); }
#candles-history g[role="button"] { cursor: pointer; }
#candles-history g[role="button"]:focus { outline: 2px solid var(--accent); }
.special-candle-heading { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.special-candle-heading h3 { margin: 0; }
.special-candle-heading button { font-size: 13px; }
#fees-chart, #spread-chart, #candle-detail, #candle-volume { overflow-x: auto; }
#fees-chart svg, #spread-chart svg, #candle-volume svg { min-width: 400px; }
#candle-detail svg { min-width: 420px; }
.special-scheme-scroll { overflow-x: auto; }
.special-scheme-scroll svg { display: block; width: 100%; min-width: 400px; height: auto; }
.special-structure-chart { min-width: 1100px; }
.special-structure-chart svg { display: block; width: 100%; height: auto; font-family: var(--font-sans); }
.special-structure-chart g[role="button"] { cursor: pointer; }
.special-structure-chart g[role="button"]:focus { outline: 2px solid var(--accent); }
.special-zone-key-bid { color: var(--green); }
.special-zone-key-ask { color: var(--red); }
.special-zone-example-chart svg { min-width: 640px; }
.special-zone-explanations { margin-block: 24px; font-size: 15px; line-height: 1.8; }
.special-zone-explanations p { margin-block: 12px; }
.special-zone-step { padding: 20px; border: 1px solid var(--border); border-radius: 16px; background: var(--bg); }
.special-zone-step .special-kicker { margin-top: 0; }
.special-zone-step h3 { margin: 8px 0 12px; font-size: 20px; line-height: 1.4; }
.special-zone-step p:last-child { margin-bottom: 0; font-size: 15px; line-height: 1.8; }
.special-zone-live > summary { cursor: pointer; font-weight: 600; }
.special-frame-buttons[hidden] { display: none; }
.special-frame-buttons button:disabled { opacity: .45; cursor: default; }
.special-risk-formula { font-size: 22px; font-weight: 600; color: var(--accent); }
.special-risk-steps { margin-block: 24px; padding-left: 24px; }
.special-risk-steps li { padding-left: 8px; margin-bottom: 24px; }
.special-risk-steps p { margin-block: 10px; }
#risk-purchase-cost { font-weight: 600; }

#course-example > .special-visual-panel { margin-block: 20px; }
#series-trades svg, #series-equity svg { min-width: 700px; }
#series-trades g[role="button"] { cursor: pointer; }
#series-trades g[role="button"]:focus { outline: 2px solid var(--accent); }
.course-example-flow { display: flex; gap: 30px; margin: 28px 0; padding: 0; list-style: none; }
.course-example-flow li { position: relative; flex: 1; min-width: 0; padding: 20px; border: 1px solid var(--border); border-radius: 16px; background: var(--bg); font-size: 15px; }
.course-example-flow li + li::before { content: "→"; position: absolute; left: -25px; top: 50%; transform: translateY(-50%); color: var(--accent); }
.course-transfer-route { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 16px; margin-block: 24px; }
.course-transfer-route p { margin-bottom: 0; overflow-wrap: anywhere; }
.course-transfer-arrow { font-size: 28px; color: var(--green); }
.course-transfer-route[data-state="error"] .course-transfer-arrow { color: var(--red); }
#transfer-fix { margin-top: 20px; }
.course-exchange { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 14px; margin-block: 24px; }
.course-exchange-area { display: flex; min-width: 0; flex-direction: column; gap: 10px; padding: 20px; border: 1px solid var(--border); border-radius: 16px; background: var(--bg); color: var(--text); text-align: left; line-height: 1.6; cursor: pointer; }
.course-exchange-area strong { font-size: 16px; }
.course-exchange-area span { color: var(--muted); font-size: 13px; }
.course-exchange-area svg { width: 100%; max-width: 300px; height: 70px; color: var(--accent); }
.course-exchange-area[aria-pressed="true"] { border-color: var(--accent); background: var(--surface-tint); }
.course-exchange-market, .course-exchange-order { grid-column: 1 / -1; }
.course-exchange-chart, .course-exchange-book { min-height: 160px; }
.course-exchange-explanation { min-width: 0; }
#spot-journal[hidden] { display: none; }
.course-book-comparison { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-block: 24px; }
.course-book-comparison .special-visual-panel { min-width: 0; margin: 0; }
.course-book-comparison .special-table { margin-block: 16px; }
.course-book-taken { background: var(--surface-tint); }
.course-book-taken td:last-child { color: var(--green); font-weight: 600; }
#indicator-price svg, #indicator-rsi svg, #indicator-volume svg, #divergence-price svg, #divergence-rsi svg,
#plan-chart svg, #psychology-chart svg, #psychology-price-chart svg, .course-live-pair svg { min-width: 600px; }
#psychology-price-panel[hidden] { display: none; }
#course-live { margin-block: 32px; }
#course-live > summary { padding: 20px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); }
#course-live #practice-link[hidden] { display: none; }

@media (max-width: 840px) {
  .course-book-comparison { grid-template-columns: minmax(0, 1fr); }
  .special-book-grid { grid-template-columns: minmax(0, 1fr); }
  .special-book-price { margin-block: 16px; }
  .special-book-stats { font-size: 13px; }
}

@media (max-width: 700px) {
  .course-example-flow { flex-direction: column; }
  .course-example-flow li + li::before { content: "↓"; left: 50%; top: -28px; transform: translateX(-50%); }
  .course-transfer-route { grid-template-columns: minmax(0, 1fr); }
  .course-transfer-arrow { justify-self: center; transform: rotate(90deg); }
  .course-exchange { grid-template-columns: minmax(0, 1fr); }
  .special-intro-two { grid-template-columns: minmax(0, 1fr); }
  .special-main { padding: 36px 20px 60px; }
  .special-main h1 { font-size: clamp(29px, 7vw, 40px); }
  .special-catalog { grid-template-columns: minmax(0, 1fr); margin-top: 28px; }
  .special-catalog-card { min-height: 140px; padding: 24px; }
  .special-catalog-card:nth-child(n)::before { left: -1px; right: auto; }
  .special-live { margin-block: 28px; padding: 24px 20px; border-radius: 20px; }
  .special-copy { font-size: 16px; line-height: 1.85; }
  .special-toc { padding: 18px 20px; }
  .special-table th, .special-table td { padding: 12px; }
}
@media (max-width: 420px) {
  .special-visual-panel { padding: 12px; }
  .special-header { padding-inline: 20px; font-size: 18px; }
  .special-header span { display: block; margin: 4px 0 0; }
  .special-main { padding-inline: 16px; }
  .special-live { padding-inline: 16px; }
  .special-live > a:last-child { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .special-spinner { animation: none; }
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}