.host-manual-page {
  --manual-navy-950: #07142d;
  --manual-navy-900: #0b1d3f;
  --manual-navy-800: #143364;
  --manual-blue: #2563eb;
  --manual-blue-soft: #eaf2ff;
  --manual-yellow: #facc15;
  --manual-red: #c9342b;
  --manual-green: #168253;
  --manual-ink: #152038;
  --manual-muted: #5b687e;
  --manual-line: #dce4ef;
  --manual-bg: #f4f7fb;
  --manual-white: #ffffff;
  margin: 0;
  color: var(--manual-ink);
  background: var(--manual-bg);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

.host-manual-page *,
.host-manual-page *::before,
.host-manual-page *::after {
  box-sizing: border-box;
}

.host-manual-page .wrap {
  width: min(100% - 32px, 1200px);
  max-width: none;
  margin-inline: auto;
  padding: 0;
}

.host-manual-page a:focus-visible,
.host-manual-page summary:focus-visible {
  outline: 3px solid #69a4ff;
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100010;
  padding: 10px 14px;
  border-radius: 8px;
  color: #fff;
  background: var(--manual-blue);
  font-weight: 800;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.host-manual-page .manual-header {
  position: relative;
  color: #fff;
  background:
    radial-gradient(circle at 85% 20%, rgba(45, 103, 218, 0.38), transparent 32%),
    linear-gradient(145deg, var(--manual-navy-950), var(--manual-navy-800));
  border: 0;
  overflow: hidden;
}

.host-manual-page .manual-header::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -190px;
  width: 520px;
  height: 270px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 50%;
  transform: rotate(-12deg);
}

.manual-topbar {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}

.manual-brand {
  display: inline-flex;
}

.manual-brand img {
  display: block;
  width: 164px;
  height: auto;
}

.manual-audience {
  padding: 4px 10px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  color: #dce8ff;
  font-size: 0.72rem;
  font-weight: 800;
}

.manual-back-link {
  margin-left: auto;
  color: #fff;
  font-size: 0.84rem;
  font-weight: 800;
  text-decoration: none;
}

.manual-back-link::before {
  content: "←";
  margin-right: 7px;
}

.manual-back-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.manual-hero {
  position: relative;
  z-index: 1;
  min-height: 390px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.72fr);
  gap: 55px;
  align-items: center;
  padding-block: 58px 70px;
}

.manual-eyebrow,
.host-manual-page .section-kicker,
.manual-toc-label {
  margin: 0 0 8px;
  color: var(--manual-yellow);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.host-manual-page .manual-hero h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.manual-hero-lead {
  margin: 18px 0 0;
  color: #dce7fb;
  font-size: clamp(1rem, 1.7vw, 1.17rem);
  line-height: 1.8;
}

.manual-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.manual-hero-tags span {
  padding: 6px 11px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.75rem;
  font-weight: 800;
}

.manual-route {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  padding: 28px 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
}

.manual-route div {
  min-width: 0;
  text-align: center;
}

.manual-route span,
.manual-route strong {
  display: block;
}

.manual-route span {
  color: var(--manual-yellow);
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.manual-route strong {
  margin-top: 5px;
  font-size: 0.84rem;
  white-space: nowrap;
}

.manual-route i {
  width: 20px;
  height: 1px;
  margin-inline: 4px;
  background: rgba(255, 255, 255, 0.35);
}

.manual-benefit-strip {
  border-bottom: 1px solid var(--manual-line);
  background: #fff;
}

.manual-benefit-strip > .wrap {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding-block: 20px;
}

.manual-benefit-strip > .wrap > div {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding-inline: 22px;
  border-right: 1px solid var(--manual-line);
}

.manual-benefit-strip > .wrap > div:first-child {
  padding-left: 0;
}

.manual-benefit-strip > .wrap > div:last-child {
  padding-right: 0;
  border-right: 0;
}

.benefit-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 11px;
  color: var(--manual-blue);
  background: var(--manual-blue-soft);
  font-size: 0.65rem;
  font-weight: 900;
}

.manual-benefit-strip p,
.manual-benefit-strip strong,
.manual-benefit-strip small {
  display: block;
  margin: 0;
}

.manual-benefit-strip strong {
  color: var(--manual-navy-900);
  font-size: 0.82rem;
  line-height: 1.4;
}

.manual-benefit-strip small {
  margin-top: 2px;
  color: var(--manual-muted);
  font-size: 0.7rem;
  line-height: 1.45;
}

.manual-shell {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  padding-block: 46px 80px;
}

.manual-sidebar {
  position: sticky;
  top: 22px;
}

.manual-toc {
  padding: 22px 18px;
  border: 1px solid var(--manual-line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(11, 29, 63, 0.06);
}

.manual-toc-label {
  color: var(--manual-red);
  padding-inline: 8px;
}

.manual-toc ol {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.manual-toc li {
  margin: 0;
}

.manual-toc a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 8px;
  border-radius: 9px;
  color: #36435a;
  font-size: 0.82rem;
  font-weight: 800;
  text-decoration: none;
}

.manual-toc a span {
  color: #9aa7b8;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.manual-toc a:hover {
  color: var(--manual-blue);
  background: var(--manual-blue-soft);
}

.sidebar-help {
  margin-top: 14px;
  padding: 18px;
  border-radius: 16px;
  color: #fff;
  background: var(--manual-navy-900);
}

.sidebar-help strong {
  font-size: 0.82rem;
}

.sidebar-help p {
  margin: 7px 0 13px;
  color: #c9d6ed;
  font-size: 0.73rem;
  line-height: 1.65;
}

.sidebar-help a {
  color: var(--manual-yellow);
  font-size: 0.76rem;
  font-weight: 900;
  text-underline-offset: 3px;
}

.manual-content {
  min-width: 0;
}

.manual-section {
  scroll-margin-top: 22px;
  margin: 0 0 26px;
  padding: 38px;
  border: 1px solid var(--manual-line);
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(11, 29, 63, 0.065);
}

.manual-section-heading {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: start;
  margin-bottom: 28px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--manual-line);
}

.section-number {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 17px;
  color: #fff;
  background: var(--manual-navy-900);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.host-manual-page .section-kicker {
  color: var(--manual-red);
}

.host-manual-page .manual-section h2 {
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  color: var(--manual-navy-900);
  background: transparent;
  font-size: clamp(1.55rem, 3vw, 2.05rem);
  line-height: 1.35;
  letter-spacing: -0.025em;
}

.manual-section-heading > div > p:last-child {
  margin: 8px 0 0;
  color: var(--manual-muted);
  font-size: 0.9rem;
}

.host-manual-page .manual-section h3 {
  margin: 0;
  color: var(--manual-navy-900);
  font-size: 1.12rem;
  line-height: 1.5;
}

.overview-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.overview-steps li {
  position: relative;
  min-width: 0;
  display: flex;
  gap: 12px;
  margin: 0;
  padding: 19px 16px;
  border: 1px solid var(--manual-line);
  border-radius: 16px;
  background: #fbfcfe;
}

.overview-steps li:not(:last-child)::after {
  content: "›";
  position: absolute;
  top: 50%;
  right: -10px;
  z-index: 2;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border: 1px solid var(--manual-line);
  border-radius: 50%;
  color: var(--manual-blue);
  background: #fff;
  font-weight: 900;
  transform: translateY(-50%);
}

.overview-number {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 9px;
  color: #fff;
  background: var(--manual-blue);
  font-size: 0.78rem;
  font-weight: 900;
}

.overview-steps small {
  color: var(--manual-red);
  font-size: 0.58rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.overview-steps h3 {
  margin-top: 2px !important;
  font-size: 0.95rem !important;
}

.overview-steps p {
  margin: 5px 0 0;
  color: var(--manual-muted);
  font-size: 0.77rem;
  line-height: 1.6;
}

.host-manual-page .capture-frame {
  width: 100%;
  margin: 0;
  padding: 10px;
  border: 1px solid var(--manual-line);
  border-radius: 18px;
  color: var(--manual-muted);
  background: #f8fafc;
  text-align: left;
}

.capture-frame a {
  display: block;
}

.capture-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 11px;
  box-shadow: none;
}

.capture-frame figcaption {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 5px 2px;
  font-size: 0.73rem;
}

.capture-frame figcaption strong {
  flex: 0 0 auto;
  color: var(--manual-navy-900);
  font-size: 0.76rem;
}

.capture-frame-existing {
  margin-top: 6px !important;
}

.capture-frame-image.capture-wide > a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  border-radius: 11px;
  background: var(--manual-navy-950);
}

.capture-frame-image.capture-wide img {
  width: auto;
  max-height: 540px;
  object-fit: contain;
}

.capture-placeholder-inner {
  min-height: 250px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 26px;
  border: 2px dashed #b8c8dc;
  border-radius: 12px;
  text-align: center;
  background:
    linear-gradient(45deg, rgba(225, 233, 244, 0.35) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(225, 233, 244, 0.35) 25%, transparent 25%),
    #fbfcfe;
  background-size: 18px 18px;
}

.capture-glyph {
  position: relative;
  width: 49px;
  height: 38px;
  margin-bottom: 14px;
  border: 3px solid #8da3bd;
  border-radius: 7px;
  background: #fff;
}

.capture-glyph::before {
  content: "";
  position: absolute;
  top: -9px;
  left: 9px;
  width: 20px;
  height: 8px;
  border-radius: 4px 4px 0 0;
  background: #8da3bd;
}

.capture-glyph::after {
  content: "";
  position: absolute;
  top: 8px;
  left: 13px;
  width: 17px;
  height: 17px;
  border: 3px solid #8da3bd;
  border-radius: 50%;
}

.capture-placeholder-inner strong {
  color: var(--manual-navy-900);
  font-size: 0.9rem;
}

.capture-placeholder-inner p {
  max-width: 320px;
  margin: 5px 0 11px;
  color: var(--manual-muted);
  font-size: 0.75rem;
  line-height: 1.55;
}

.capture-placeholder-inner code,
.mini-capture code {
  max-width: 100%;
  padding: 4px 8px;
  border: 0;
  border-radius: 6px;
  color: #56657a;
  background: #e9eef5;
  font-size: 0.67rem;
  overflow-wrap: anywhere;
}

.capture-wide {
  margin-top: 22px !important;
}

.capture-wide .capture-placeholder-inner {
  min-height: 230px;
}

.manual-callout {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  margin-top: 22px;
  padding: 17px 18px;
  border: 1px solid #f2d35d;
  border-radius: 14px;
  color: #584817;
  background: #fff9dc;
}

.callout-mark {
  min-width: 42px;
  padding: 4px 6px;
  border-radius: 7px;
  color: #fff;
  background: #b77900;
  font-size: 0.59rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-align: center;
}

.manual-callout strong {
  display: block;
  color: #40330f;
  font-size: 0.87rem;
}

.manual-callout p {
  margin: 3px 0 0;
  font-size: 0.77rem;
  line-height: 1.65;
}

.callout-info {
  border-color: #bcd3fa;
  color: #28436d;
  background: #edf4ff;
}

.callout-info .callout-mark {
  background: var(--manual-blue);
}

.callout-info strong {
  color: var(--manual-navy-900);
}

.callout-warning {
  border-color: #f4b7b1;
  color: #73342e;
  background: #fff1ef;
}

.callout-warning .callout-mark {
  min-width: 28px;
  border-radius: 50%;
  background: var(--manual-red);
}

.callout-warning strong {
  color: #76251f;
}

.guide-block {
  margin-top: 22px;
  padding: 25px;
  border: 1px solid var(--manual-line);
  border-radius: 18px;
  background: #fff;
}

.guide-block + .guide-block {
  margin-top: 18px;
}

.guide-title {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 22px;
}

.guide-step {
  flex: 0 0 auto;
  margin-top: 2px;
  padding: 4px 8px;
  border-radius: 6px;
  color: #fff;
  background: var(--manual-red);
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.guide-title p {
  margin: 4px 0 0;
  color: var(--manual-muted);
  font-size: 0.82rem;
}

.guide-columns {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(300px, 1.08fr);
  gap: 24px;
  align-items: start;
}

.procedure-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: procedure;
}

.procedure-list li {
  counter-increment: procedure;
  display: grid;
  grid-template-columns: 29px 1fr;
  gap: 10px;
  align-items: start;
  margin: 0;
  color: #334157;
  font-size: 0.84rem;
}

.procedure-list li::before {
  content: counter(procedure);
  width: 29px;
  height: 29px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: var(--manual-blue);
  background: var(--manual-blue-soft);
  font-size: 0.69rem;
  font-weight: 900;
}

.mini-note {
  margin-top: 18px;
  padding: 14px;
  border-left: 3px solid var(--manual-blue);
  border-radius: 0 9px 9px 0;
  background: #f4f7fb;
}

.mini-note strong {
  color: var(--manual-navy-900);
  font-size: 0.8rem;
}

.mini-note p {
  margin: 3px 0 0;
  color: var(--manual-muted);
  font-size: 0.75rem;
  line-height: 1.65;
}

.host-manual-page .manual-detail-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 16px;
  color: var(--manual-blue);
  font-size: 0.78rem;
  font-weight: 900;
  text-decoration: none;
}

.manual-detail-link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.template-guide h4 {
  margin: 0 0 10px;
  color: var(--manual-navy-900);
  font-size: 0.84rem;
}

.template-list {
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--manual-line);
  border-radius: 13px;
  list-style: none;
}

.template-list li {
  display: grid;
  grid-template-columns: minmax(155px, 0.42fr) minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  margin: 0;
  padding: 11px 14px;
  background: #fbfcfe;
}

.template-list li + li {
  border-top: 1px solid var(--manual-line);
}

.template-list strong {
  color: var(--manual-navy-900);
  font-size: 0.76rem;
}

.template-list span {
  color: var(--manual-muted);
  font-size: 0.72rem;
}

.template-footnote {
  margin: 10px 0 0;
  color: var(--manual-muted);
  font-size: 0.71rem;
  line-height: 1.6;
}

.icon-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.icon-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 11px;
  align-items: start;
  margin: 0;
}

.icon-list li > span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: var(--manual-blue);
  background: var(--manual-blue-soft);
  font-size: 0.54rem;
  font-weight: 900;
}

.icon-list strong {
  color: var(--manual-navy-900);
  font-size: 0.82rem;
}

.icon-list p {
  margin: 2px 0 0;
  color: var(--manual-muted);
  font-size: 0.74rem;
  line-height: 1.6;
}

.guide-footnote {
  margin: 17px 0 0;
  color: var(--manual-muted);
  font-size: 0.73rem;
  line-height: 1.65;
}

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

.phase-track article {
  position: relative;
  min-width: 0;
  padding: 18px 16px;
  border: 1px solid var(--manual-line);
  border-radius: 15px;
  background: #fbfcfe;
}

.phase-track article:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 25px;
  right: -13px;
  z-index: 2;
  color: #93a3b8;
  font-weight: 900;
}

.phase-number {
  position: absolute;
  top: 13px;
  right: 13px;
  color: #c6d0dd;
  font-size: 0.69rem;
  font-weight: 900;
}

.phase-button {
  display: inline-flex;
  min-width: 56px;
  justify-content: center;
  margin-bottom: 14px;
  padding: 5px 10px;
  border-radius: 999px;
  color: #fff;
  font-size: 0.66rem;
  font-weight: 900;
}

.phase-question { background: var(--manual-blue); }
.phase-breakdown { background: #6d4bd1; }
.phase-answer { background: var(--manual-green); }

.phase-track h3 {
  font-size: 0.92rem !important;
}

.phase-track p {
  margin: 6px 0 0;
  color: var(--manual-muted);
  font-size: 0.72rem;
  line-height: 1.6;
}

.finish-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.finish-card {
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--manual-line);
  border-radius: 17px;
  background: #fff;
}

.finish-icon {
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  margin-bottom: 13px;
  border-radius: 11px;
  color: var(--manual-blue);
  background: var(--manual-blue-soft);
  font-weight: 900;
}

.finish-card-result .finish-icon {
  color: #8d6400;
  background: #fff5c2;
}

.finish-card p {
  min-height: 72px;
  margin: 7px 0 15px;
  color: var(--manual-muted);
  font-size: 0.76rem;
  line-height: 1.65;
}

.host-manual-page .finish-capture {
  margin-top: auto;
}

.finish-capture > a {
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7px;
  border-radius: 11px;
  background: var(--manual-navy-950);
}

.finish-capture img {
  width: auto;
  max-height: 240px;
  object-fit: contain;
}

.mini-capture {
  min-height: 92px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border: 1px dashed #b7c7db;
  border-radius: 10px;
  background: #f8fafc;
  text-align: center;
}

.mini-capture strong {
  color: var(--manual-navy-900);
  font-size: 0.71rem;
}

.mini-capture code {
  margin-top: 5px;
}

.trouble-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.trouble-card {
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--manual-line);
  border-radius: 17px;
  background: #fbfcfe;
}

.trouble-label {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--manual-red);
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.trouble-card ol {
  display: grid;
  gap: 9px;
  margin: 15px 0 0;
  padding: 0 0 0 1.25em;
  color: var(--manual-muted);
  font-size: 0.76rem;
  line-height: 1.65;
}

.manual-faq {
  border-top: 1px solid var(--manual-line);
}

.host-manual-page .manual-faq details {
  margin: 0;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--manual-line);
  border-radius: 0;
  background: transparent;
}

.manual-faq summary {
  position: relative;
  padding: 18px 44px 18px 4px;
  color: var(--manual-navy-900);
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.manual-faq summary::-webkit-details-marker {
  display: none;
}

.manual-faq summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 4px;
  width: 27px;
  height: 27px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--manual-navy-800);
  font-size: 1rem;
  transform: translateY(-50%);
}

.manual-faq details[open] summary::after {
  content: "−";
}

.manual-faq details p {
  margin: 0;
  padding: 0 4px 19px;
  color: var(--manual-muted);
  font-size: 0.8rem;
}

.host-manual-page .manual-footer {
  display: grid;
  justify-items: center;
  gap: 7px;
  margin: 45px 0 0;
  color: var(--manual-muted);
  font-size: 0.72rem;
  text-align: center;
}

.manual-footer img {
  width: 120px;
  height: auto;
}

.manual-footer p {
  margin: 0;
}

.manual-footer a {
  color: var(--manual-blue);
  font-weight: 800;
  text-underline-offset: 3px;
}

@media (max-width: 980px) {
  .manual-hero {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .manual-route {
    max-width: 640px;
  }

  .manual-benefit-strip > .wrap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .manual-benefit-strip > .wrap > div {
    padding: 14px 18px;
  }

  .manual-benefit-strip > .wrap > div:nth-child(2) {
    border-right: 0;
  }

  .manual-benefit-strip > .wrap > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--manual-line);
  }

  .manual-shell {
    display: block;
  }

  .manual-sidebar {
    position: static;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 14px;
    margin-bottom: 22px;
  }

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

  .sidebar-help {
    margin-top: 0;
  }
}

@media (max-width: 720px) {
  .host-manual-page .wrap {
    width: min(100% - 24px, 1200px);
  }

  .manual-topbar {
    min-height: 62px;
  }

  .manual-brand img {
    width: 132px;
  }

  .manual-audience {
    display: none;
  }

  .manual-back-link {
    font-size: 0.76rem;
  }

  .manual-hero {
    min-height: 0;
    padding-block: 45px 55px;
  }

  .host-manual-page .manual-hero h1 {
    font-size: clamp(2rem, 10vw, 2.8rem);
  }

  .manual-hero-lead br {
    display: none;
  }

  .manual-route {
    grid-template-columns: 1fr;
    gap: 9px;
    padding: 18px;
  }

  .manual-route div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 11px;
    border-radius: 9px;
    background: rgba(255, 255, 255, 0.07);
    text-align: left;
  }

  .manual-route strong {
    margin: 0;
  }

  .manual-route i {
    display: none;
  }

  .manual-benefit-strip > .wrap {
    grid-template-columns: 1fr;
    padding-block: 10px;
  }

  .manual-benefit-strip > .wrap > div,
  .manual-benefit-strip > .wrap > div:first-child,
  .manual-benefit-strip > .wrap > div:last-child {
    padding: 11px 4px;
    border-right: 0;
    border-bottom: 1px solid var(--manual-line);
  }

  .manual-benefit-strip > .wrap > div:last-child {
    border-bottom: 0;
  }

  .manual-shell {
    padding-block: 26px 55px;
  }

  .manual-sidebar {
    display: block;
  }

  .manual-toc {
    padding: 16px 14px;
  }

  .manual-toc ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sidebar-help {
    display: none;
  }

  .manual-section {
    margin-bottom: 16px;
    padding: 22px 18px;
    border-radius: 18px;
  }

  .manual-section-heading {
    grid-template-columns: 44px 1fr;
    gap: 12px;
    margin-bottom: 22px;
    padding-bottom: 20px;
  }

  .section-number {
    width: 44px;
    height: 44px;
    border-radius: 13px;
    font-size: 0.8rem;
  }

  .host-manual-page .manual-section h2 {
    font-size: clamp(1.28rem, 5.5vw, 1.5rem);
  }

  .manual-section-heading > div > p:last-child {
    font-size: 0.8rem;
  }

  .overview-steps,
  .guide-columns,
  .phase-track,
  .finish-grid,
  .trouble-grid {
    grid-template-columns: 1fr;
  }

  .overview-steps li:not(:last-child)::after {
    top: auto;
    right: 50%;
    bottom: -10px;
    content: "⌄";
    transform: translateX(50%);
  }

  .capture-frame figcaption {
    display: block;
  }

  .capture-frame figcaption span {
    display: block;
    margin-top: 3px;
  }

  .guide-block {
    padding: 19px 16px;
  }

  .guide-title {
    display: block;
  }

  .guide-step {
    display: inline-block;
    margin-bottom: 8px;
  }

  .capture-placeholder-inner {
    min-height: 210px;
    padding: 20px 14px;
  }

  .phase-track article:not(:last-child)::after {
    top: auto;
    right: 50%;
    bottom: -16px;
    content: "↓";
    transform: translateX(50%);
  }

  .finish-card p {
    min-height: 0;
  }
}

@media (max-width: 400px) {
  .manual-toc ol {
    grid-template-columns: 1fr;
  }

  .manual-hero-tags {
    display: grid;
  }

  .manual-hero-tags span {
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .host-manual-page *,
  .host-manual-page *::before,
  .host-manual-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}