:root {
  --library-ink: #123234;
  --library-muted: #617171;
  --library-line: #dce7e4;
  --library-paper: #fffdf8;
  --library-teal: #0f766e;
  --library-coral: #d85f4d;
}

.article-library-page {
  color: var(--library-ink);
  background: var(--library-paper);
}

.library-hero {
  padding: clamp(48px, 8vw, 92px) 20px clamp(52px, 8vw, 88px);
  background:
    radial-gradient(circle at 84% 18%, rgba(216, 95, 77, 0.11), transparent 28%),
    radial-gradient(circle at 12% 92%, rgba(15, 118, 110, 0.12), transparent 28%),
    #f6f3ea;
  border-bottom: 1px solid #e5dfd2;
}

.library-breadcrumbs {
  display: flex;
  gap: 8px;
  margin-bottom: clamp(38px, 7vw, 70px);
  color: var(--library-muted);
  font-size: 0.78rem;
}

.library-breadcrumbs a {
  color: var(--library-teal);
}

.library-eyebrow {
  margin: 0 0 12px;
  color: var(--library-teal);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.15em;
}

.library-hero h1 {
  max-width: 850px;
  margin: 0 0 22px;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(2.55rem, 6vw, 5rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.library-hero > .container > p:not(.library-eyebrow) {
  max-width: 720px;
  margin: 0;
  color: #4f6363;
  line-height: 1.9;
}

.library-hero__summary {
  display: grid;
  gap: 24px;
  align-items: center;
  padding-top: clamp(34px, 6vw, 56px);
  margin-top: clamp(34px, 6vw, 56px);
  border-top: 1px solid #d9d6cb;
}

.library-hero__summary > strong {
  display: flex;
  align-items: baseline;
  gap: 7px;
  color: var(--library-teal);
  font-family: Georgia, serif;
  font-size: clamp(3.8rem, 8vw, 6.8rem);
  line-height: 0.8;
}

.library-hero__summary > strong small {
  color: var(--library-ink);
  font-family: inherit;
  font-size: 0.18em;
  letter-spacing: 0.06em;
}

.library-hero__summary ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px 20px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.library-hero__summary li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  color: #465c5c;
  font-size: 0.8rem;
  border-bottom: 1px solid #ddd9cf;
}

.library-main {
  padding: clamp(58px, 8vw, 96px) 20px 100px;
}

.library-decisions {
  padding: clamp(54px, 7vw, 82px) 20px;
  background: #fff;
  border-bottom: 1px solid var(--library-line);
}

.library-decision-heading {
  display: grid;
  gap: 18px 42px;
  align-items: end;
  margin-bottom: 28px;
}

.library-decision-heading h2 {
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.35;
}

.library-decision-heading > p {
  max-width: 720px;
  margin: 0;
  color: var(--library-muted);
  font-size: 0.88rem;
  line-height: 1.8;
}

.library-decision-grid {
  display: grid;
  gap: 12px;
}

.library-decision-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 244px;
  padding: 22px 18px 18px;
  overflow: hidden;
  background: #f5f8f6;
  border: 1px solid #d9e5e1;
  border-radius: 14px;
}

.library-decision-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: var(--library-teal);
  content: "";
}

.library-decision-card--travel::before,
.library-decision-card--entertainment::before {
  background: var(--library-coral);
}

.library-decision-card--career::before {
  background: #9a6728;
}

.library-decision-card__number {
  color: #9baba8;
  font-family: Georgia, serif;
  font-size: 0.78rem;
}

.library-decision-card > p {
  margin: 19px 0 8px;
  color: var(--library-teal);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.library-decision-card h3 {
  margin: 0;
  font-size: 1.03rem;
  line-height: 1.55;
}

.library-decision-card small {
  margin: 10px 0 20px;
  color: #647574;
  font-size: 0.73rem;
  line-height: 1.65;
}

.library-decision-card a {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding-top: 12px;
  margin-top: auto;
  color: var(--library-teal);
  font-size: 0.78rem;
  font-weight: 900;
  border-top: 1px solid #d6e2de;
  text-decoration: none;
}

.library-decision-card a:hover,
.library-decision-card a:focus-visible {
  color: #0a5d57;
}

.library-heading {
  display: grid;
  gap: 14px;
  align-items: end;
  margin-bottom: 30px;
}

.library-heading h2 {
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.library-heading > p {
  margin: 0;
  color: var(--library-muted);
}

.library-controls {
  padding: clamp(18px, 3vw, 28px);
  background: #fff;
  border: 1px solid var(--library-line);
  border-radius: 16px;
  box-shadow: 0 18px 50px rgba(25, 55, 52, 0.07);
}

.library-search {
  position: relative;
  display: block;
}

.library-search > span,
.library-options label {
  color: #526767;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.library-search input {
  width: 100%;
  min-height: 54px;
  padding: 12px 48px 12px 16px;
  margin-top: 7px;
  color: var(--library-ink);
  font: inherit;
  background: #fbfcfa;
  border: 1px solid #cfded9;
  border-radius: 10px;
}

.library-search input:focus {
  outline: 3px solid rgba(15, 118, 110, 0.17);
  border-color: var(--library-teal);
}

.library-search input::-webkit-search-cancel-button {
  display: none;
  appearance: none;
}

#library-search-clear {
  position: absolute;
  right: 7px;
  bottom: 7px;
  width: 40px;
  height: 40px;
  color: #607170;
  font-size: 1.35rem;
  background: transparent;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}

.library-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 18px;
  margin-top: 18px;
  border-top: 1px solid #e7eeec;
}

.library-filters button {
  min-height: 39px;
  padding: 7px 12px;
  color: #46605f;
  font-size: 0.78rem;
  font-weight: 900;
  background: #f5f8f7;
  border: 1px solid #d5e2df;
  border-radius: 999px;
  cursor: pointer;
}

.library-filters button span {
  margin-left: 4px;
  color: #758584;
  font-size: 0.7rem;
}

.library-filters button[aria-pressed="true"] {
  color: #fff;
  background: var(--library-teal);
  border-color: var(--library-teal);
}

.library-filters button[aria-pressed="true"] span {
  color: #d6f1ed;
}

.library-options {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding-top: 18px;
}

.library-options label {
  display: grid;
  gap: 6px;
}

.library-options select {
  min-height: 40px;
  padding: 6px 34px 6px 10px;
  color: var(--library-ink);
  font: inherit;
  font-size: 0.8rem;
  background: #fff;
  border: 1px solid #d5e2df;
  border-radius: 8px;
}

.library-status {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 30px 0 16px;
  color: var(--library-muted);
  font-size: 0.82rem;
}

.library-status strong {
  color: var(--library-ink);
  font-size: 1.22rem;
}

.library-grid {
  display: grid;
  gap: 26px 20px;
}

.library-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  background: #fff;
  border: 1px solid #dce6e3;
  border-radius: 13px;
  box-shadow: 0 13px 36px rgba(30, 57, 54, 0.07);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.library-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 19px 46px rgba(30, 57, 54, 0.12);
}

.library-card[hidden] {
  display: none;
}

.library-card__visual {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #e9efed;
}

.library-card__visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.library-card:hover .library-card__visual img {
  transform: scale(1.025);
}

.library-card__fallback {
  display: flex;
  width: 100%;
  height: 100%;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  color: #fff;
  background: linear-gradient(140deg, #0f766e, #173b42);
}

.library-card__fallback--physical-ai { background: linear-gradient(140deg, #17465a, #117d76); }
.library-card__fallback--career { background: linear-gradient(140deg, #7c592b, #b8803d); }
.library-card__fallback--travel { background: linear-gradient(140deg, #b85b48, #e29362); }
.library-card__fallback--entertainment { background: linear-gradient(140deg, #5b457c, #9971a9); }
.library-card__fallback--ai-news { background: linear-gradient(140deg, #1d3448, #43677a); }

.library-card__fallback small {
  font-size: 0.59rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  opacity: 0.8;
}

.library-card__fallback strong {
  max-width: 90%;
  font-family: Georgia, serif;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.library-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 18px 19px 20px;
}

.library-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0 0 10px;
  color: #73817f;
  font-size: 0.67rem;
}

.library-card__meta span {
  color: var(--library-teal);
  font-weight: 900;
}

.library-card h2 {
  margin: 0 0 10px;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 1.12rem;
  line-height: 1.55;
}

.library-card h2 a:hover {
  color: var(--library-teal);
}

.library-card__body > p:not(.library-card__meta) {
  display: -webkit-box;
  margin: 0 0 16px;
  overflow: hidden;
  color: var(--library-muted);
  font-size: 0.8rem;
  line-height: 1.7;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.library-card__link {
  align-self: flex-start;
  margin-top: auto;
  color: var(--library-teal);
  font-size: 0.76rem;
  font-weight: 900;
  text-decoration: underline;
  text-decoration-color: rgba(15, 118, 110, 0.25);
  text-underline-offset: 4px;
}

.library-pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px;
  margin-top: 42px;
}

.library-pagination button {
  min-width: 42px;
  min-height: 42px;
  padding: 7px 10px;
  color: #4f6261;
  font-weight: 800;
  background: #fff;
  border: 1px solid #d5e2df;
  border-radius: 8px;
  cursor: pointer;
}

.library-pagination button[aria-current="page"] {
  color: #fff;
  background: var(--library-teal);
  border-color: var(--library-teal);
}

.library-pagination button:disabled {
  opacity: 0.42;
  cursor: default;
}

.library-empty,
.library-noscript {
  padding: 24px;
  color: var(--library-muted);
  text-align: center;
  background: #f5f8f7;
  border-radius: 12px;
}

@media (min-width: 680px) {
  .library-hero__summary {
    grid-template-columns: minmax(180px, 0.35fr) minmax(0, 1fr);
  }

  .library-hero__summary ul {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .library-heading {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .library-decision-heading {
    grid-template-columns: minmax(0, 0.85fr) minmax(300px, 1.15fr);
  }

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

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

@media (min-width: 1020px) {
  .library-decision-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

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

@media (max-width: 520px) {
  .library-hero,
  .library-decisions,
  .library-main {
    padding-right: 14px;
    padding-left: 14px;
  }

  .library-hero__summary ul {
    grid-template-columns: 1fr;
  }

  .library-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .library-options select {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .library-card,
  .library-card__visual img {
    transition: none;
  }
}