/* =========================================================
   Research report detail + online reading page
   ========================================================= */
.il-srd {
  --srd-ink: #111827;
  --srd-muted: #64748b;
  --srd-line: #dbe4ee;
  --srd-pale: #f2f6fb;
  --srd-navy: #102a43;
  --srd-blue: #2457a6;
  --srd-white: #ffffff;
  padding: 30px 0 96px;
  background: var(--srd-white);
  color: var(--srd-ink);
}

.il-srd__shell {
  display: grid;
  gap: 26px;
}

.il-srd__crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  color: var(--srd-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.il-srd__crumbs a {
  color: var(--srd-blue);
  text-decoration: none;
  transition: color 160ms ease;
}

.il-srd__crumbs a:hover {
  color: var(--srd-navy);
}

.il-srd__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: clamp(40px, 6vw, 84px);
  align-items: start;
}

.il-srd__main {
  min-width: 0;
  font-size: 16px;
}

/* ---------- header ---------- */
.il-srd__head {
  display: grid;
  gap: 16px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--srd-line);
}

.il-srd__head-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 18px;
}

.il-srd__badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 12px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.il-srd__badge--member {
  border: 1px solid var(--srd-line);
  background: var(--srd-pale);
  color: var(--srd-navy);
}

.il-srd__badge--special {
  background: var(--srd-navy);
  color: #ffffff;
}

.il-srd__code {
  color: var(--srd-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.il-srd__code span {
  color: var(--srd-line);
}

.il-srd__title {
  max-width: 860px;
  margin: 0;
  font-family: var(--il-glb-font-serif);
  font-size: clamp(34px, 4.6vw, 52px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: 0;
}

.il-srd__summary {
  max-width: 780px;
  margin: 0;
  color: var(--srd-muted);
  font-size: 17px;
  line-height: 1.7;
}

.il-srd__meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--srd-line);
  border-bottom: 1px solid var(--srd-line);
}

.il-srd__meta > div {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 15px 16px 15px 0;
}

.il-srd__meta > div + div {
  padding-left: 16px;
  border-left: 1px solid var(--srd-line);
}

.il-srd__meta span {
  color: var(--srd-muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.il-srd__meta strong {
  overflow-wrap: break-word;
  color: var(--srd-ink);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

/* ---------- public sections ---------- */
.il-srd__section {
  padding-top: 36px;
  margin-top: 38px;
  border-top: 1px solid var(--srd-line);
}

.il-srd__section > h2,
.il-srd__read-title {
  margin: 0 0 20px;
  font-family: var(--il-glb-font-serif);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: 0;
}

.il-srd__rich {
  max-width: 780px;
}

.il-srd__rich p {
  margin: 0 0 18px;
  color: #2c3644;
  font-size: 17px;
  line-height: 1.86;
}

.il-srd__rich p:last-child {
  margin-bottom: 0;
}

.il-srd__rich h3,
.il-srd__rich h4,
.il-srd__rich h5 {
  margin: 34px 0 14px;
  font-family: var(--il-glb-font-serif);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: 0;
}

.il-srd__rich h3 { font-size: 24px; }
.il-srd__rich h4 { font-size: 20px; }

.il-srd__rich ul,
.il-srd__rich ol {
  margin: 0 0 20px;
  padding-left: 22px;
  color: #2c3644;
  font-size: 16px;
  line-height: 1.8;
}

.il-srd__rich li + li {
  margin-top: 6px;
}

.il-srd__rich blockquote {
  margin: 26px 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--srd-blue);
  color: var(--srd-muted);
  font-family: var(--il-glb-font-serif);
  font-size: 19px;
  font-style: italic;
  line-height: 1.7;
}

.il-srd__rich strong {
  color: var(--srd-ink);
}

.il-srd__rich img {
  max-width: 100%;
  height: auto;
}

.il-srd__rich figure,
.il-srd__rich .wp-block-image {
  margin: 30px 0;
}

.il-srd__rich figure figcaption,
.il-srd__rich .wp-block-image figcaption {
  margin-top: 10px;
  color: var(--srd-muted);
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
}

.il-srd__rich table {
  width: 100%;
  margin: 26px 0;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.6;
}

.il-srd__rich th,
.il-srd__rich td {
  padding: 11px 14px;
  border: 1px solid var(--srd-line);
  text-align: left;
}

.il-srd__rich th {
  background: var(--srd-pale);
  color: var(--srd-navy);
  font-size: 13px;
  font-weight: 800;
}

.il-srd__rich .il-callout,
.il-srd__rich .il-report-key-takeaway {
  margin: 28px 0;
  padding: 20px 22px;
  border: 1px solid var(--srd-line);
  border-left: 4px solid var(--srd-navy);
  background: #fbfcfe;
}

.il-srd__rich .il-callout p,
.il-srd__rich .il-report-key-takeaway p {
  margin: 0;
  color: var(--srd-ink);
  font-size: 16px;
  line-height: 1.75;
}

.il-srd__rich .il-source {
  margin-top: 8px;
  color: var(--srd-muted);
  font-size: 13px;
  line-height: 1.6;
}

.il-srd__rich .il-footnote {
  color: var(--srd-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------- research scope ---------- */
.il-srd__scope {
  display: grid;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--srd-line);
  list-style: none;
}

.il-srd__scope li {
  position: relative;
  padding: 15px 0 15px 30px;
  border-bottom: 1px solid var(--srd-line);
  color: #2c3644;
  font-size: 16px;
  line-height: 1.6;
}

.il-srd__scope li::before {
  content: "+";
  position: absolute;
  left: 2px;
  top: 15px;
  color: var(--srd-blue);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
}

/* ---------- table of contents ---------- */
.il-srd__toc {
  display: grid;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--srd-line);
  list-style: none;
  counter-reset: toc;
}

.il-srd__toc li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--srd-line);
  color: #2c3644;
  font-size: 16px;
  line-height: 1.5;
}

.il-srd__toc li span {
  color: var(--srd-blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
}

/* ---------- reading ---------- */
.il-srd__read {
  padding-top: 40px;
  margin-top: 44px;
  border-top: 2px solid var(--srd-navy);
}

.il-srd__chapter {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: clamp(20px, 3vw, 44px);
  padding: 44px 0;
  border-bottom: 1px solid var(--srd-line);
}

.il-srd__chapter-num {
  padding-top: 4px;
  color: #c3cfdc;
  font-family: var(--il-glb-font-serif);
  font-size: 52px;
  font-weight: 400;
  line-height: 1;
}

.il-srd__chapter-body {
  max-width: 780px;
  min-width: 0;
}

.il-srd__chapter-body > h3 {
  margin: 0 0 18px;
  font-family: var(--il-glb-font-serif);
  font-size: 30px;
  font-weight: 400;
  line-height: 1.16;
  letter-spacing: 0;
}

/* ---------- embedded protected reader ---------- */
.il-srd__reader-note {
  max-width: 780px;
  margin: 0 0 24px;
  color: var(--srd-muted);
  font-size: 16px;
  line-height: 1.7;
}

.il-srd__reader-frame {
  border: 1px solid var(--srd-line);
  border-radius: 4px;
  background: var(--srd-pale);
  overflow: hidden;
}

.il-srd__reader-frame iframe {
  display: block;
  width: 100%;
  height: min(82vh, 900px);
  min-height: 520px;
  border: 0;
}

/* ---------- public preview + gate ---------- */
.il-srd__preview {
  margin-top: 44px;
  padding: 30px 34px 34px;
  border: 1px solid var(--srd-line);
  background: #fbfcfe;
}

.il-srd__preview-label,
.il-srd__gate-label,
.il-srd__card-label,
.il-srd__custom-label {
  display: block;
  margin-bottom: 10px;
  color: var(--srd-blue);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
  line-height: 1.2;
  text-transform: uppercase;
}

.il-srd__preview-chapter h3 {
  margin: 0 0 16px;
  font-family: var(--il-glb-font-serif);
  font-size: 24px;
  font-weight: 400;
  line-height: 1.2;
}

.il-srd__gate {
  margin-top: 22px;
  padding: 34px;
  border: 1px solid var(--srd-line);
  border-left: 5px solid var(--srd-navy);
  background: var(--srd-pale);
}

.il-srd__gate h2 {
  margin: 0 0 14px;
  font-family: var(--il-glb-font-serif);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.14;
  letter-spacing: 0;
}

.il-srd__gate-copy {
  max-width: 640px;
  margin: 0 0 22px;
  color: var(--srd-muted);
  font-size: 15px;
  line-height: 1.75;
}

.il-srd__gate-note,
.il-srd__gate-login,
.il-srd__card-note,
.il-srd__card-login,
.il-srd__card-small {
  margin: 14px 0 0;
  color: var(--srd-muted);
  font-size: 13px;
  line-height: 1.65;
}

.il-srd__gate-note a,
.il-srd__gate-login a,
.il-srd__card-note a,
.il-srd__card-login a {
  color: var(--srd-blue);
  font-weight: 700;
  text-decoration: none;
}

.il-srd__gate-note a:hover,
.il-srd__gate-login a:hover,
.il-srd__card-note a:hover,
.il-srd__card-login a:hover {
  text-decoration: underline;
}

/* ---------- buttons ---------- */
.il-srd__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 26px;
  border: 1px solid var(--srd-navy);
  border-radius: 0;
  background: var(--srd-navy);
  color: #ffffff;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1;
  text-decoration: none;
  transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.il-srd__btn:hover {
  border-color: var(--srd-blue);
  background: var(--srd-blue);
  color: #ffffff;
  transform: translateY(-1px);
}

.il-srd__btn + .il-srd__card-login,
.il-srd__btn + .il-srd__gate-login {
  margin-top: 14px;
}

/* ---------- report information ---------- */
.il-srd__info {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--srd-line);
}

.il-srd__info > div {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 22px;
  padding: 14px 0;
  border-bottom: 1px solid var(--srd-line);
}

.il-srd__info dt {
  color: var(--srd-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.il-srd__info dd {
  margin: 0;
  color: var(--srd-ink);
  font-size: 15px;
  line-height: 1.6;
}

.il-srd__info .il-srd__info-note dd {
  color: var(--srd-muted);
}

/* ---------- aside ---------- */
.il-srd__aside {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 18px;
}

.il-srd__card {
  overflow: hidden;
  border: 1px solid var(--srd-line);
  background: var(--srd-white);
  box-shadow: 0 20px 50px -42px rgba(16, 42, 67, .5);
}

.il-srd__cover {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--srd-pale);
}

.il-srd__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.il-srd__cover-chip {
  position: absolute;
  left: 14px;
  top: 14px;
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 10px;
  background: rgba(16, 42, 67, .9);
  color: #ffffff;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.il-srd__card-body {
  display: grid;
  gap: 12px;
  padding: 22px;
}

.il-srd__card-label {
  margin-bottom: 0;
}

.il-srd__card-title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.il-srd__card-copy {
  margin: 0;
  color: var(--srd-muted);
  font-size: 13.5px;
  line-height: 1.65;
}

.il-srd__card-price {
  margin: 0;
  color: var(--srd-navy);
  font-family: var(--il-glb-font-serif);
  font-size: 30px;
  font-weight: 400;
  line-height: 1.1;
}

.il-srd__card-price .woocommerce-Price-currencySymbol {
  font-size: 20px;
  vertical-align: super;
}

.il-srd__perms {
  display: grid;
  gap: 8px;
  margin: 2px 0 0;
  padding: 14px 0 2px;
  border-top: 1px solid var(--srd-line);
  list-style: none;
}

.il-srd__perms li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 8px;
  color: var(--srd-ink);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
}

.il-srd__perms li::before {
  font-weight: 800;
}

.il-srd__perms .is-on::before {
  content: "\2713";
  color: #1f7a4d;
}

.il-srd__perms .is-off {
  color: var(--srd-muted);
}

.il-srd__perms .is-off::before {
  content: "\2013";
  color: #b45309;
}

.il-srd__perms .is-off span {
  color: var(--srd-muted);
  font-size: 13px;
  font-weight: 400;
}

.il-srd__perms .is-neutral {
  color: var(--srd-muted);
  font-weight: 500;
}

.il-srd__btn--card {
  margin-top: 8px;
}

/* ---------- custom research note ---------- */
.il-srd__custom {
  padding: 20px 22px;
  border: 1px solid var(--srd-line);
  background: var(--srd-white);
}

.il-srd__custom-label {
  margin-bottom: 8px;
  color: var(--srd-blue);
}

.il-srd__custom h3 {
  margin: 0 0 10px;
  font-family: var(--il-glb-font-serif);
  font-size: 19px;
  font-weight: 400;
  line-height: 1.25;
}

.il-srd__custom p {
  margin: 0 0 14px;
  color: var(--srd-muted);
  font-size: 13px;
  line-height: 1.65;
}

.il-srd__custom-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--srd-blue);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.il-srd__custom-link span {
  font-size: 15px;
  transition: transform 160ms ease;
}

.il-srd__custom-link:hover {
  color: var(--srd-navy);
}

.il-srd__custom-link:hover span {
  transform: translateX(4px);
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .il-srd__layout {
    grid-template-columns: 1fr;
  }

  .il-srd__aside {
    position: static;
    grid-row: 1;
  }

  .il-srd__main {
    grid-row: 2;
  }

  .il-srd__aside {
    grid-template-columns: minmax(0, 420px);
    justify-content: start;
  }
}

@media (max-width: 760px) {
  .il-srd {
    padding-bottom: 72px;
  }

  .il-srd__meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .il-srd__meta > div:nth-child(3) {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--srd-line);
  }

  .il-srd__meta > div:nth-child(4) {
    border-top: 1px solid var(--srd-line);
  }

  .il-srd__chapter {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 34px 0;
  }

  .il-srd__chapter-num {
    font-size: 38px;
  }

  .il-srd__preview,
  .il-srd__gate {
    padding: 24px 22px;
  }

  .il-srd__info > div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .il-srd__btn {
    width: 100%;
  }
}

@media (max-width: 560px) {
  .il-srd__title {
    font-size: 32px;
  }

  .il-srd__meta {
    grid-template-columns: 1fr;
  }

  .il-srd__meta > div + div {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--srd-line);
  }

  .il-srd__toc li {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .il-srd *,
  .il-srd *::before,
  .il-srd *::after {
    transition-duration: .01ms !important;
  }
}