/*
 * IPO Roadmap Platform v2 — Article Hero / Dark Summary
 *
 * Existing saved `ipo-guide/hero` markup intentionally remains unchanged.
 * This late-loaded stylesheet owns the visual contract so already-published
 * pages switch to the unified navy Hero without resaving block content.
 */
.ipo-guide-block.ipo-guide-block--legacy-hero {
  --ipo-article-hero-navy-950: #031226;
  --ipo-article-hero-navy-900: #061b3a;
  --ipo-article-hero-navy-800: #0a2b58;
  --ipo-article-hero-gold: #f6c744;
  --ipo-article-hero-gold-strong: #fbbf24;
  --ipo-article-hero-white: #ffffff;
  --ipo-article-hero-ink: #0f172a;
  --ipo-article-hero-muted: #475569;
  --ipo-article-hero-line: #dbe3ef;
  --ipo-article-hero-soft: #f5f8fc;
  --ipo-article-hero-radius: 28px;
  --ipo-article-hero-shadow: 0 24px 60px rgba(3, 18, 38, .18);
  display: block;
  margin-block: clamp(28px, 4vw, 42px);
  color: var(--ipo-article-hero-ink);
}

.ipo-guide-block.ipo-guide-block--legacy-hero,
.ipo-guide-block.ipo-guide-block--legacy-hero *,
.ipo-guide-block.ipo-guide-block--legacy-hero *::before,
.ipo-guide-block.ipo-guide-block--legacy-hero *::after {
  box-sizing: border-box;
}

.ipo-guide-block.ipo-guide-block--legacy-hero > .ipo-guide-hero {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(360px, .84fr);
  gap: clamp(26px, 3vw, 38px);
  align-items: stretch;
  margin: 0;
  padding: clamp(30px, 4.4vw, 52px);
  overflow: hidden;
  border: 1px solid rgba(246, 199, 68, .42);
  border-radius: var(--ipo-article-hero-radius);
  background:
    radial-gradient(circle at 92% 8%, rgba(246, 199, 68, .19), transparent 29%),
    radial-gradient(circle at 4% 104%, rgba(53, 116, 214, .22), transparent 34%),
    repeating-linear-gradient(0deg, transparent 0, transparent 35px, rgba(255, 255, 255, .028) 36px),
    repeating-linear-gradient(90deg, transparent 0, transparent 35px, rgba(255, 255, 255, .028) 36px),
    linear-gradient(135deg, var(--ipo-article-hero-navy-950) 0%, var(--ipo-article-hero-navy-900) 52%, var(--ipo-article-hero-navy-800) 100%);
  box-shadow: var(--ipo-article-hero-shadow);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text {
  min-width: 0;
  align-self: center;
  padding: 4px 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  margin: 0 0 18px;
  padding: 7px 14px;
  border: 1px solid rgba(246, 199, 68, .46);
  border-radius: 999px;
  background: rgba(246, 199, 68, .12);
  color: #ffe18a;
  font-size: 12px;
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: .12em;
  white-space: nowrap;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-title,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text h1,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text h2 {
  display: block;
  margin: 0 0 20px;
  padding: 0 0 19px;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, .17);
  color: var(--ipo-article-hero-white);
  font-size: clamp(36px, 4.5vw, 54px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.045em;
  text-wrap: balance;
  text-shadow: 0 2px 18px rgba(0, 0, 0, .16);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text p,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text li {
  color: #dce7f5;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.95;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text p {
  margin: 0 0 14px;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text p:last-child {
  margin-bottom: 0;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text a:not(.ipo-guide-button) {
  color: #ffe18a;
  text-decoration-color: rgba(255, 225, 138, .6);
  text-underline-offset: 3px;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text > .wp-block-buttons,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text > .wp-block-list,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text > ul,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text > ol {
  margin-bottom: 1.15em;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 27px;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text > .wp-block-buttons + .ipo-guide-actions {
  margin-top: 1.25em;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 13px 24px;
  border: 1px solid rgba(255, 255, 255, .68);
  border-radius: 999px;
  background: rgba(255, 255, 255, .06);
  color: #ffffff !important;
  font-size: 15px;
  font-weight: 900;
  line-height: 1.3;
  text-decoration: none !important;
  box-shadow: none;
  transition: transform .18s ease, background-color .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-button:hover {
  transform: translateY(-2px);
  border-color: #ffffff;
  background: rgba(255, 255, 255, .13);
  box-shadow: 0 12px 28px rgba(0, 0, 0, .18);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-button:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 3px;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-button-primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--ipo-article-hero-gold) 0%, var(--ipo-article-hero-gold-strong) 100%);
  color: var(--ipo-article-hero-navy-950) !important;
  box-shadow: 0 13px 28px rgba(246, 199, 68, .25);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-button-primary:hover {
  border-color: transparent;
  background: linear-gradient(135deg, #ffdc67 0%, #f6c744 100%);
  box-shadow: 0 16px 34px rgba(246, 199, 68, .34);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-card.ipo-guide-hero-card {
  min-width: 0;
  align-self: stretch;
  padding: clamp(24px, 2.8vw, 32px);
  border: 1px solid rgba(219, 227, 239, .95);
  border-radius: 24px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  box-shadow: 0 20px 48px rgba(0, 0, 0, .22);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: 70px;
  min-height: 32px;
  margin: 0 0 16px;
  padding: 6px 13px;
  border: 1px solid #d7e1ef;
  border-radius: 999px;
  background: #edf3fb;
  color: var(--ipo-article-hero-navy-800);
  font-size: 11px;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: .12em;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-card h3,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-card .ipo-guide-hero-card__main,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-card .ipo-guide-heading-tag {
  display: block;
  margin: 0 0 17px;
  padding: 0 0 15px;
  border: 0;
  border-bottom: 1px solid var(--ipo-article-hero-line);
  color: var(--ipo-article-hero-ink);
  font-size: clamp(19px, 2vw, 22px);
  font-weight: 900;
  line-height: 1.45;
  letter-spacing: -.02em;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list {
  counter-reset: ipo-article-hero-item;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list li {
  counter-increment: ipo-article-hero-item;
  position: relative;
  display: flex;
  align-items: center;
  min-height: 54px;
  margin: 0;
  padding: 12px 14px 12px 54px;
  border: 1px solid #e1e8f1;
  border-radius: 14px;
  background: #ffffff;
  color: #25364d;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.65;
  overflow-wrap: anywhere;
  box-shadow: 0 5px 14px rgba(15, 23, 42, .035);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list li::before {
  content: counter(ipo-article-hero-item, decimal-leading-zero);
  position: absolute;
  left: 14px;
  top: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  transform: translateY(-50%);
  border: 0;
  border-radius: 999px;
  background: var(--ipo-article-hero-navy-900);
  color: #ffffff;
  font-size: 10px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: .02em;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list li::after {
  content: "";
  position: absolute;
  right: 14px;
  top: 50%;
  width: 5px;
  height: 5px;
  transform: translateY(-50%);
  border-radius: 999px;
  background: var(--ipo-article-hero-gold);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero.ipo-guide-hero--no-card {
  grid-template-columns: 1fr;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero.ipo-guide-hero--no-card .ipo-guide-hero-text {
  max-width: 900px;
}

@media (max-width: 1040px) {
  .ipo-guide-block.ipo-guide-block--legacy-hero > .ipo-guide-hero {
    grid-template-columns: minmax(0, 1fr) minmax(330px, .82fr);
    gap: 24px;
    padding: 32px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-title,
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text h1,
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text h2 {
    font-size: clamp(34px, 4.4vw, 46px);
  }
}

@media (max-width: 860px) {
  .ipo-guide-block.ipo-guide-block--legacy-hero > .ipo-guide-hero {
    grid-template-columns: 1fr;
    padding: 28px;
    border-radius: 24px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text {
    padding: 0 2px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-card.ipo-guide-hero-card {
    padding: 26px;
  }
}

@media (max-width: 600px) {
  .ipo-guide-block.ipo-guide-block--legacy-hero {
    margin-block: 24px 30px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero > .ipo-guide-hero {
    gap: 22px;
    padding: 23px;
    border-radius: 22px;
    background:
      radial-gradient(circle at 100% 0%, rgba(246, 199, 68, .15), transparent 32%),
      linear-gradient(145deg, var(--ipo-article-hero-navy-950) 0%, var(--ipo-article-hero-navy-900) 64%, var(--ipo-article-hero-navy-800) 100%);
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-label {
    margin-bottom: 14px;
    padding: 6px 12px;
    font-size: 11px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-title,
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text h1,
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text h2 {
    margin-bottom: 17px;
    padding-bottom: 16px;
    font-size: clamp(30px, 9vw, 38px);
    line-height: 1.2;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text p,
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-text li {
    font-size: 15px;
    line-height: 1.85;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-actions {
    flex-direction: column;
    gap: 10px;
    margin-top: 22px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-button {
    width: 100%;
    min-height: 50px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-card.ipo-guide-hero-card {
    padding: 21px;
    border-radius: 19px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-card h3,
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-card .ipo-guide-hero-card__main,
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-hero-card .ipo-guide-heading-tag {
    font-size: 19px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list li {
    min-height: 52px;
    padding: 11px 13px 11px 51px;
    font-size: 13.5px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list li::before {
    left: 13px;
    width: 27px;
    height: 27px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list li::after {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-button {
    transition: none;
  }
}

/* Article Hero table of contents — progressive enhancement. */
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item {
  padding: 0;
  transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc .ipo-guide-toc-link {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 54px;
  padding: 12px 42px 12px 54px;
  border-radius: 13px;
  color: #25364d !important;
  text-decoration: none !important;
  outline: none;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item::after {
  right: 18px;
  width: 8px;
  height: 8px;
  border: 0;
  border-top: 2px solid #64748b;
  border-right: 2px solid #64748b;
  border-radius: 0;
  background: transparent;
  transform: translateY(-50%) rotate(45deg);
  transition: right .18s ease, border-color .18s ease;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item:hover,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item:focus-within {
  transform: translateY(-1px);
  border-color: #f6c744;
  background: #fffdf5;
  box-shadow: 0 9px 22px rgba(15, 23, 42, .09);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item:hover::after,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item:focus-within::after {
  right: 15px;
  border-color: #0a2b58;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc .ipo-guide-toc-link:focus-visible {
  border-radius: 12px;
  box-shadow: inset 0 0 0 3px #0a2b58, inset 0 0 0 5px #ffffff;
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item.is-active,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item[aria-current="location"] {
  border-color: #9eb5d5;
  background: #edf4fc;
  box-shadow: 0 8px 20px rgba(6, 27, 58, .1);
}

.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item.is-active::before,
.ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item[aria-current="location"]::before {
  background: #f6c744;
  color: #031226;
}

.ipo-guide-toc-target {
  scroll-margin-top: 104px;
}

.ipo-guide-toc-target:focus {
  outline: none;
}

@media (max-width: 600px) {
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc .ipo-guide-toc-link {
    min-height: 52px;
    padding: 11px 38px 11px 51px;
  }

  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item::after {
    display: block;
    right: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item,
  .ipo-guide-block.ipo-guide-block--legacy-hero .ipo-guide-check-list--toc li.ipo-guide-toc-item::after {
    transition: none;
  }
}