/* ======================================================
   業績一覧ページ専用スタイル
   achievements.html （styles.css のトークンを継承）
   editorial × medical-luxury
   ====================================================== */


/* ========================================================
   HERO
   ======================================================== */
.ach-hero {
  position: relative;
  padding: clamp(4rem, 3rem + 4vw, 7.5rem) 0 clamp(3.5rem, 3rem + 3vw, 6rem);
  background: var(--c-paper);
  overflow: hidden;
  isolation: isolate;
}
.ach-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.ach-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.ach-hero__title {
  font-size: clamp(2.3rem, 1.4rem + 3.8vw, 4.6rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.02em;
  margin: 0.1em 0 0.3em;
  max-width: 22ch;
}
.ach-hero__title em {
  color: var(--c-accent-dk);
  position: relative;
  font-style: normal;
}
.ach-hero__title em::after {
  content: "";
  position: absolute;
  left: 0.05em;
  right: 0.05em;
  bottom: -0.12em;
  height: 0.18em;
  background: linear-gradient(90deg,
    oklch(78% 0.09 80 / 0.7),
    oklch(78% 0.09 80 / 0));
  border-radius: 2px;
  z-index: -1;
}
.ach-hero__lede {
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.1rem);
  line-height: 2;
  color: var(--c-ink-soft);
  max-width: 60ch;
}
.ach-hero__lede strong {
  color: var(--c-ink);
  font-weight: 700;
  letter-spacing: 0.01em;
}

/* --- stat grid --- */
.ach-stat {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin-top: 1rem;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background:
    linear-gradient(180deg,
      transparent 0%,
      oklch(98% 0.005 85) 50%,
      transparent 100%);
}
.ach-stat > div {
  padding: 1.6rem 1.2rem;
  border-right: 1px solid var(--c-line-soft);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.ach-stat > div:last-child { border-right: none; }
.ach-stat dt {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-ink-mute);
  font-weight: 500;
}
.ach-stat dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  color: var(--c-brand-dk);
}
.ach-stat dd span {
  font-family: var(--f-disp);
  font-size: clamp(2.4rem, 1.6rem + 2vw, 3.6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.02em;
}
.ach-stat dd small {
  font-size: 0.85rem;
  color: var(--c-ink-mute);
  letter-spacing: 0.1em;
}
@media (max-width: 820px) {
  .ach-stat { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ach-stat > div:nth-child(2) { border-right: none; }
  .ach-stat > div:nth-child(1),
  .ach-stat > div:nth-child(2) { border-bottom: 1px solid var(--c-line-soft); }
}
@media (max-width: 480px) {
  .ach-stat { grid-template-columns: 1fr; }
  .ach-stat > div { border-right: none; border-bottom: 1px solid var(--c-line-soft); }
  .ach-stat > div:last-child { border-bottom: none; }
}

/* --- TOC navigation --- */
.ach-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.2rem;
}
.ach-toc a {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  padding: 0.55rem 1rem;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: oklch(100% 0 0 / 0.5);
  color: var(--c-ink-soft);
  transition:
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    background var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}
.ach-toc a:hover {
  color: var(--c-brand-dk);
  border-color: var(--c-brand);
  background: oklch(100% 0 0 / 1);
  transform: translateY(-1px);
}


/* ========================================================
   CHART (年次実績の推移)
   ======================================================== */
.ach-chart {
  padding: var(--s-section) 0;
  background: var(--c-surface);
}
.ach-years {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--c-line);
  border-radius: 6px;
  overflow: hidden;
  background: var(--c-surface);
}
.ach-year {
  padding: 1.8rem 1.4rem 1.5rem;
  border-right: 1px solid var(--c-line-soft);
  background: var(--c-surface);
  position: relative;
}
.ach-year:last-child { border-right: none; }
.ach-year h3 {
  font-family: var(--f-disp);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--c-brand);
  margin-bottom: 1.1rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--c-accent);
}
.ach-year ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.ach-year li {
  display: flex;
  justify-content: space-between;
  gap: 0.7rem;
  align-items: baseline;
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--c-ink-soft);
}
.ach-year li span {
  color: var(--c-ink-mute);
  letter-spacing: 0.02em;
}
.ach-year li strong {
  font-family: var(--f-disp);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-ink);
  letter-spacing: 0.02em;
  text-align: right;
  flex-shrink: 0;
}
.ach-year--accent {
  background:
    linear-gradient(180deg,
      oklch(96% 0.03 80 / 0.5),
      oklch(98% 0.01 85 / 0.7));
}
.ach-year--accent h3 { color: var(--c-brand-dk); }
.ach-year--accent::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-gold), var(--c-accent));
}
@media (max-width: 960px) {
  .ach-years { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ach-year { border-right: 1px solid var(--c-line-soft); }
  .ach-year:nth-child(2n) { border-right: none; }
  .ach-year:nth-child(-n+2) { border-bottom: 1px solid var(--c-line-soft); }
}
@media (max-width: 540px) {
  .ach-years { grid-template-columns: 1fr; }
  .ach-year { border-right: none; border-bottom: 1px solid var(--c-line-soft); }
  .ach-year:last-child { border-bottom: none; }
}


/* ========================================================
   BLOCK (section scaffold)
   ======================================================== */
.ach-block {
  padding: var(--s-section) 0;
  position: relative;
}
.ach-block + .ach-block { border-top: 1px solid var(--c-line-soft); }

.ach-block--accent {
  background:
    linear-gradient(180deg,
      oklch(98% 0.008 85) 0%,
      oklch(96% 0.012 80) 100%);
}
.ach-block--soft {
  background: var(--c-surface-alt);
}
.ach-block--dark {
  background: var(--c-brand-dk);
  color: oklch(92% 0.008 255);
}
.ach-block--dark .shead__title,
.ach-block--dark h3 { color: #fff; }
.ach-block--dark .shead__title em { color: var(--c-gold); }
.ach-block--dark .eyebrow { color: oklch(70% 0.02 80); }
.ach-block--dark .eyebrow__dot { background: var(--c-gold); }
.ach-block--dark .shead__lede { color: oklch(78% 0.01 255); }
.ach-block--gold {
  background:
    radial-gradient(1200px circle at 80% -10%, oklch(90% 0.06 80 / 0.4), transparent 55%),
    linear-gradient(180deg, var(--c-paper) 0%, oklch(97% 0.015 85) 100%);
}


/* ========================================================
   01  BOOKS  (教科書章執筆)
   ======================================================== */
.ach-book {
  display: grid;
  grid-template-columns: minmax(0, 14rem) minmax(0, 1fr);
  gap: clamp(2rem, 1.5rem + 2vw, 4rem);
  align-items: start;
  padding: clamp(2rem, 1.5rem + 2vw, 3rem);
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: 4px;
  box-shadow:
    0 2px 4px -2px oklch(0% 0 0 / 0.08),
    0 24px 60px -30px oklch(30% 0.06 255 / 0.25);
  position: relative;
}
.ach-book::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 4px;
  bottom: -1px;
  background: linear-gradient(180deg, var(--c-gold), var(--c-accent));
  border-radius: 4px 0 0 4px;
}
.ach-book__cover {
  margin: 0;
  overflow: hidden;
  border-radius: 2px;
  box-shadow:
    0 2px 6px oklch(0% 0 0 / 0.12),
    0 28px 64px -16px oklch(0% 0 0 / 0.35);
  transform: rotate(-1.2deg);
  transition: transform var(--dur) var(--ease);
  background: oklch(96% 0.01 90);
  aspect-ratio: 600 / 870;
  position: relative;
}
.ach-book__cover:hover { transform: rotate(0deg); }
.ach-book__cover img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.ach-book__cover::after {
  content: "写真を assets/img/book-os-nexus-cover.jpg に配置";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  text-align: center;
  font-size: 0.72rem;
  line-height: 1.6;
  color: oklch(50% 0 0);
  letter-spacing: 0.04em;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}
/* Show placeholder text only when the image fails to load (is-missing class toggled via onerror on the img) */
.ach-book__cover.is-missing::after { opacity: 1; }

.ach-book__body { display: flex; flex-direction: column; gap: 0.85rem; }
.ach-book__title {
  font-size: clamp(1.35rem, 1.1rem + 0.8vw, 1.85rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-ink);
  letter-spacing: 0.015em;
}
.ach-book__authors {
  font-size: 0.92rem;
  color: var(--c-ink-soft);
  letter-spacing: 0.04em;
  font-weight: 500;
}
.ach-book__container {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--c-ink-soft);
  padding: 0.9rem 1.1rem;
  background: oklch(100% 0 0 / 0.7);
  border-left: 3px solid var(--c-accent);
  border-radius: 0 3px 3px 0;
}
.ach-book__container strong { color: var(--c-brand-dk); font-weight: 700; }
.ach-book__note {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--c-ink-soft);
}
@media (max-width: 760px) {
  .ach-book {
    grid-template-columns: 1fr;
    gap: 1.8rem;
  }
  .ach-book__cover { max-width: 14rem; margin-inline: auto; }
}


/* ========================================================
   02  ORIGINAL ARTICLES
   ======================================================== */
.ach-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  counter-reset: ach-list;
  border-top: 1px solid var(--c-line);
}
.ach-list li {
  counter-increment: ach-list;
  padding: 1.75rem 0 1.75rem 5rem;
  border-bottom: 1px solid var(--c-line);
  position: relative;
}
.ach-list li::before {
  content: counter(ach-list, decimal-leading-zero);
  position: absolute;
  top: 1.85rem;
  left: 0;
  font-family: var(--f-disp);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-accent-dk);
  letter-spacing: 0.04em;
}
.ach-list__meta {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-ink-mute);
  margin-bottom: 0.5rem;
}
.ach-list__desc {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--c-ink);
}
@media (max-width: 560px) {
  .ach-list li { padding-left: 0; padding-top: 2.4rem; }
  .ach-list li::before { top: 0; }
}


/* ========================================================
   03  REVIEWS (citation-style list)
   ======================================================== */
.ach-cite {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--c-line);
}
.ach-cite li {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--c-line);
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 0.4rem 1.6rem;
  align-items: start;
}
.ach-cite .ach-year-tag {
  grid-row: 1 / span 3;
  align-self: start;
}
.ach-cite__authors {
  font-size: 0.92rem;
  color: var(--c-ink-soft);
  line-height: 1.7;
  letter-spacing: 0.02em;
}
.ach-cite__title {
  font-family: var(--f-disp);
  font-size: clamp(1.05rem, 0.95rem + 0.4vw, 1.25rem);
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-ink);
  letter-spacing: 0.01em;
}
.ach-cite__journal {
  font-size: 0.88rem;
  color: var(--c-ink-mute);
  line-height: 1.65;
  letter-spacing: 0.01em;
  font-style: italic;
}
@media (max-width: 720px) {
  .ach-cite li {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .ach-cite .ach-year-tag {
    grid-row: auto;
  }
}


/* ========================================================
   04–07  TIMELINE (国際・国内 学会)
   ======================================================== */
.ach-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  position: relative;
}
.ach-timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 1.1rem;
  width: 1px;
  background: linear-gradient(180deg,
    transparent 0%,
    var(--c-line) 8%,
    var(--c-line) 92%,
    transparent 100%);
}
.ach-tl {
  position: relative;
  padding: 1.3rem 0 1.3rem 3rem;
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: 1px solid var(--c-line-soft);
}
.ach-tl:last-child { border-bottom: none; }
.ach-tl > div { display: flex; flex-direction: column; gap: 0.35rem; }
.ach-tl__flag {
  position: absolute;
  left: 0;
  top: 1.3rem;
  width: 2.2rem;
  height: 2.2rem;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 999px;
  box-shadow: 0 2px 6px -2px oklch(0% 0 0 / 0.08);
}
.ach-tl__title {
  font-family: var(--f-disp);
  font-size: clamp(1rem, 0.95rem + 0.35vw, 1.2rem);
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-ink);
  letter-spacing: 0.005em;
}
.ach-tl__meta {
  font-size: 0.85rem;
  color: var(--c-ink-mute);
  line-height: 1.65;
  letter-spacing: 0.01em;
}

/* Timeline without flags (国内) — hide the rail */
.ach-timeline:not(:has(.ach-tl__flag))::before { display: none; }
.ach-timeline:not(:has(.ach-tl__flag)) .ach-tl { padding-left: 0; }

/* Major (特別招待講演) treatment */
.ach-tl--major {
  background:
    linear-gradient(90deg,
      oklch(20% 0.03 258) 0%,
      oklch(22% 0.04 258) 100%);
  padding: 1.8rem 2rem 1.8rem 4rem;
  border: 1px solid oklch(30% 0.03 258);
  border-radius: 4px;
  margin-bottom: 1.2rem;
  color: oklch(95% 0.008 255);
  overflow: hidden;
  position: relative;
}
.ach-tl--major::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--c-gold), var(--c-accent));
}
.ach-tl--major .ach-tl__flag {
  top: 1.8rem;
  left: 1.1rem;
  background: oklch(30% 0.04 258);
  border-color: oklch(40% 0.04 258);
  color: #fff;
}
.ach-tl--major .ach-tl__title {
  color: #fff;
  font-size: clamp(1.15rem, 1rem + 0.6vw, 1.45rem);
  letter-spacing: 0.02em;
}
.ach-tl--major .ach-tl__meta { color: oklch(80% 0.02 80); }
.ach-tl--major .ach-year-tag {
  background: oklch(100% 0 0 / 0.08);
  color: var(--c-gold);
  border-color: oklch(100% 0 0 / 0.15);
}

/* When the parent block itself is dark, rewrite tl--major internal treatment for contrast */
.ach-block--dark .ach-tl--major {
  background:
    linear-gradient(90deg,
      oklch(100% 0 0 / 0.04) 0%,
      oklch(100% 0 0 / 0.08) 100%);
  border-color: oklch(100% 0 0 / 0.12);
}
.ach-block--dark .ach-timeline::before {
  background: linear-gradient(180deg,
    transparent 0%,
    oklch(100% 0 0 / 0.14) 8%,
    oklch(100% 0 0 / 0.14) 92%,
    transparent 100%);
}
.ach-block--dark .ach-tl__flag {
  background: oklch(100% 0 0 / 0.06);
  border-color: oklch(100% 0 0 / 0.14);
}
.ach-block--dark .ach-tl { border-bottom-color: oklch(100% 0 0 / 0.1); }
.ach-block--dark .ach-tl__title { color: #fff; }
.ach-block--dark .ach-tl__meta { color: oklch(78% 0.02 80); }


/* ========================================================
   08  MEDIA GRID (依頼講演・セミナー・メディア)
   ======================================================== */
.ach-media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: 1.25rem;
}
.ach-media {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.5rem 1.4rem 1.4rem;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 4px;
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
  position: relative;
  overflow: hidden;
}
.ach-media::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: 0 0;
  transition: transform var(--dur) var(--ease);
}
.ach-media:hover {
  transform: translateY(-3px);
  border-color: var(--c-line);
  box-shadow:
    0 2px 6px -2px oklch(0% 0 0 / 0.06),
    0 22px 44px -20px oklch(30% 0.06 255 / 0.28);
}
.ach-media:hover::before { transform: scaleX(1); }
.ach-media h3 {
  font-family: var(--f-disp);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-ink);
  letter-spacing: 0.01em;
}
.ach-media p {
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--c-ink-soft);
}
.ach-media--accent {
  background: linear-gradient(180deg,
    var(--c-paper) 0%,
    oklch(97% 0.018 85) 100%);
  border-color: var(--c-gold);
}
.ach-media--accent::before {
  transform: scaleX(1);
  background: var(--c-gold);
}


/* ========================================================
   09  AWARDS
   ======================================================== */
.ach-awards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 1rem + 2vw, 2.75rem);
}
@media (max-width: 760px) {
  .ach-awards { grid-template-columns: 1fr; }
}
.ach-award {
  margin: 0;
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 4px;
  overflow: hidden;
  box-shadow:
    0 2px 6px -2px oklch(0% 0 0 / 0.06),
    0 28px 60px -30px oklch(30% 0.06 255 / 0.25);
  position: relative;
}
.ach-award::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-gold), oklch(78% 0.1 80));
  z-index: 1;
}
.ach-award img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}
.ach-award figcaption {
  padding: 1.4rem 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.ach-award h3 {
  font-family: var(--f-disp);
  font-size: clamp(1.2rem, 1.05rem + 0.5vw, 1.5rem);
  font-weight: 700;
  color: var(--c-brand-dk);
  letter-spacing: 0.02em;
}
.ach-award p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.ach-roles {
  margin-top: clamp(2.5rem, 2rem + 2vw, 4rem);
  padding: clamp(1.8rem, 1.5rem + 1vw, 2.6rem);
  background:
    linear-gradient(180deg,
      oklch(100% 0 0 / 0.7) 0%,
      oklch(98% 0.005 85 / 0.8) 100%);
  border: 1px solid var(--c-line);
  border-radius: 4px;
}
.ach-roles h3 {
  font-family: var(--f-disp);
  font-size: clamp(1.1rem, 1rem + 0.4vw, 1.3rem);
  font-weight: 700;
  color: var(--c-brand-dk);
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--c-line);
}
.ach-roles ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: 0.6rem 1.6rem;
}
.ach-roles li {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-ink-soft);
  padding-left: 1.2rem;
  position: relative;
}
.ach-roles li::before {
  content: "";
  position: absolute;
  top: 0.75em;
  left: 0;
  width: 0.5rem;
  height: 1px;
  background: var(--c-accent);
}
.ach-roles li strong {
  color: var(--c-brand-dk);
  font-weight: 700;
}


/* ========================================================
   YEAR TAG (badge reused across sections)
   ======================================================== */
.ach-year-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--f-disp);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  padding: 0.28rem 0.7rem;
  background: oklch(100% 0 0 / 0.8);
  color: var(--c-accent-dk);
  border: 1px solid var(--c-line);
  border-radius: 3px;
  align-self: flex-start;
  width: fit-content;
}
.ach-block--accent .ach-year-tag { background: oklch(100% 0 0 / 0.9); }
.ach-block--dark .ach-year-tag {
  background: oklch(100% 0 0 / 0.06);
  color: var(--c-gold);
  border-color: oklch(100% 0 0 / 0.14);
}


/* ========================================================
   CTA (bottom)
   ======================================================== */
.ach-cta {
  padding: var(--s-section) 0;
  background:
    radial-gradient(900px circle at 12% -10%, oklch(42% 0.09 200 / 0.35), transparent 55%),
    radial-gradient(800px circle at 92% 110%, oklch(68% 0.08 80 / 0.22), transparent 55%),
    linear-gradient(180deg, var(--c-brand-dk) 0%, oklch(12% 0.04 258) 100%);
  color: oklch(95% 0.008 255);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.ach-cta__inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: flex-start;
  max-width: 42rem;
}
.ach-cta .eyebrow { color: oklch(78% 0.04 80); }
.ach-cta .eyebrow__dot { background: var(--c-gold); }
.ach-cta h2 {
  font-size: clamp(2rem, 1.4rem + 2.4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.02em;
  color: #fff;
}
.ach-cta h2 em {
  color: var(--c-gold);
  font-style: normal;
  position: relative;
}
.ach-cta h2 em::after {
  content: "";
  position: absolute;
  left: 0.05em;
  right: 0.05em;
  bottom: -0.08em;
  height: 0.15em;
  background: linear-gradient(90deg,
    oklch(68% 0.08 80 / 0.6),
    oklch(68% 0.08 80 / 0));
  border-radius: 2px;
  z-index: -1;
}
.ach-cta p {
  font-size: 1rem;
  line-height: 2;
  color: oklch(82% 0.01 255);
  max-width: 38rem;
}
.ach-cta__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 0.6rem;
}
.ach-cta__btns .btn--primary {
  background: var(--c-gold);
  color: var(--c-brand-dk);
  box-shadow: 0 18px 40px -20px oklch(68% 0.08 80 / 0.6);
}
.ach-cta__btns .btn--primary:hover {
  background: oklch(76% 0.09 80);
  color: var(--c-brand-dk);
}
.ach-cta__btns .btn--ghost {
  border-color: oklch(100% 0 0 / 0.3);
  color: #fff;
  background: transparent;
}
.ach-cta__btns .btn--ghost:hover {
  background: oklch(100% 0 0 / 0.08);
  border-color: #fff;
  color: #fff;
}


/* ========================================================
   Nav - active page marker
   ======================================================== */
.nav a[aria-current="page"] {
  color: var(--c-brand);
  position: relative;
}
.nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--c-accent);
}


/* ========================================================
   Mobile tweaks
   ======================================================== */
@media (max-width: 760px) {
  .ach-hero__title { font-size: clamp(2rem, 1.4rem + 3vw, 3rem); }
  .ach-toc a { font-size: 0.72rem; padding: 0.45rem 0.85rem; }
  .ach-tl--major { padding: 1.5rem 1.3rem 1.5rem 3.3rem; }
  .ach-tl--major .ach-tl__flag { top: 1.5rem; left: 0.75rem; }
  .ach-book__container { font-size: 0.85rem; }
}

@media (max-width: 460px) {
  .ach-years { grid-template-columns: 1fr; }
  .ach-stat dd span { font-size: 2.2rem; }
}


/* ========================================================
   Reduced motion
   ======================================================== */
@media (prefers-reduced-motion: reduce) {
  .ach-book__cover,
  .ach-book__cover:hover,
  .ach-media,
  .ach-media:hover,
  .ach-toc a:hover {
    transform: none !important;
    transition: none !important;
  }
}