:root {
  --catalog-paper: #f2ede3;
  --catalog-paper-deep: #e6ded0;
  --catalog-ink: #1c1a17;
  --catalog-soft: #6f675e;
  --catalog-red: #963326;
  --catalog-line: rgba(28, 26, 23, 0.2);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

.catalog-page {
  margin: 0;
  overflow-x: hidden;
  background:
    repeating-linear-gradient(0deg, rgba(68, 54, 36, 0.015) 0 1px, transparent 1px 5px),
    var(--catalog-paper);
  color: var(--catalog-ink);
}

.catalog-page a {
  color: inherit;
  text-decoration: none;
}

.catalog-header {
  position: relative;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  min-height: 82px;
  align-items: center;
  padding: 0 5vw;
  border-bottom: 1px solid var(--catalog-line);
  background: rgba(242, 237, 227, 0.97);
}

.catalog-brand {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.catalog-brand span {
  color: var(--catalog-red);
  font-size: 13px;
  letter-spacing: 0.14em;
}

.catalog-brand strong {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 0.08em;
}

.catalog-header nav {
  display: flex;
  justify-content: center;
  gap: clamp(20px, 2.5vw, 42px);
}

.catalog-header nav a,
.catalog-back,
.catalog-footer a {
  font-size: 14px;
  letter-spacing: 0.08em;
}

.catalog-header nav a[aria-current="page"] {
  color: var(--catalog-red);
}

.catalog-back {
  padding-bottom: 5px;
  border-bottom: 1px solid var(--catalog-ink);
}

.catalog-back:hover,
.catalog-back:focus-visible,
.catalog-header nav a:hover,
.catalog-header nav a:focus-visible {
  color: var(--catalog-red);
}

.catalog-hero {
  position: relative;
  display: grid;
  min-height: 500px;
  grid-template-columns: minmax(0, 1.15fr) auto;
  grid-template-rows: 1fr auto;
  gap: 36px 7vw;
  overflow: hidden;
  padding: clamp(72px, 7vw, 112px) 5vw 0;
  border-bottom: 1px solid var(--catalog-line);
  background:
    radial-gradient(circle at 78% 18%, transparent 0 112px, rgba(150, 51, 38, 0.09) 113px 114px, transparent 115px),
    linear-gradient(105deg, transparent 0 71%, rgba(28, 26, 23, 0.025) 71% 100%);
}

.catalog-hero::after {
  position: absolute;
  top: 58px;
  right: -55px;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(150, 51, 38, 0.16);
  border-radius: 50%;
  content: "";
}

.catalog-hero-copy {
  position: relative;
  z-index: 1;
  max-width: 860px;
}

.catalog-eyebrow {
  margin: 0 0 30px;
  color: var(--catalog-red);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.16em;
}

.catalog-hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(58px, 7vw, 108px);
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1;
}

.catalog-intro {
  max-width: 760px;
  margin: 38px 0 0;
  color: var(--catalog-soft);
  font-family: var(--serif);
  font-size: clamp(16px, 1.2vw, 20px);
  line-height: 1.9;
}

.catalog-mark {
  position: relative;
  z-index: 1;
  display: grid;
  width: 112px;
  height: 112px;
  align-content: center;
  align-self: start;
  border: 2px solid var(--catalog-red);
  color: var(--catalog-red);
  text-align: center;
}

.catalog-mark::before,
.catalog-mark::after {
  position: absolute;
  background: var(--catalog-red);
  content: "";
  opacity: 0.35;
}

.catalog-mark::before {
  top: 8px;
  bottom: 8px;
  left: 50%;
  width: 1px;
}

.catalog-mark::after {
  top: 50%;
  right: 8px;
  left: 8px;
  height: 1px;
}

.catalog-mark span,
.catalog-mark strong {
  position: relative;
  z-index: 1;
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: 0.2em;
}

.catalog-mark span {
  font-size: 13px;
}

.catalog-mark strong {
  margin-top: 7px;
  font-size: 25px;
}

.catalog-volume-index {
  position: relative;
  z-index: 1;
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 1px solid var(--catalog-line);
}

.catalog-volume-index a {
  display: grid;
  min-height: 132px;
  align-content: center;
  gap: 8px;
  padding: 22px clamp(14px, 2vw, 30px);
  border-right: 1px solid var(--catalog-line);
  transition: background 180ms ease, color 180ms ease;
}

.catalog-volume-index a:last-child {
  border-right: 0;
}

.catalog-volume-index a:hover,
.catalog-volume-index a:focus-visible {
  background: var(--catalog-ink);
  color: var(--catalog-paper);
}

.catalog-volume-index span,
.catalog-volume-index small {
  color: var(--catalog-soft);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.catalog-volume-index a:hover span,
.catalog-volume-index a:hover small,
.catalog-volume-index a:focus-visible span,
.catalog-volume-index a:focus-visible small {
  color: #c7beb2;
}

.catalog-volume-index strong {
  font-family: var(--serif);
  font-size: clamp(21px, 1.8vw, 29px);
  font-weight: 400;
}

.catalog-directory {
  padding: clamp(60px, 6vw, 92px) 5vw clamp(80px, 8vw, 126px);
}

.catalog-directory-heading {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(320px, 0.75fr) auto;
  align-items: end;
  gap: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--catalog-line);
}

.catalog-directory-heading p {
  margin: 0;
}

.catalog-directory-heading > div > p {
  margin-bottom: 10px;
  color: var(--catalog-red);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
}

.catalog-directory-heading h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(36px, 3.2vw, 52px);
  font-weight: 400;
}

.catalog-search {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 15px;
  padding: 0 0 8px;
  border-bottom: 1px solid var(--catalog-ink);
}

.catalog-search span {
  color: var(--catalog-soft);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.catalog-search input {
  min-width: 0;
  padding: 6px 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--catalog-ink);
  font: inherit;
  font-size: 15px;
}

.catalog-search:focus-within {
  border-bottom-color: var(--catalog-red);
}

.catalog-result {
  padding-bottom: 10px;
  color: var(--catalog-soft);
  font-size: 13px;
  white-space: nowrap;
}

.catalog-result strong {
  color: var(--catalog-red);
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 400;
}

.catalog-chapter {
  display: grid;
  grid-template-columns: minmax(180px, 0.27fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 86px);
  padding: clamp(52px, 5vw, 76px) 0;
  border-bottom: 1px solid var(--catalog-line);
}

.catalog-chapter-heading {
  position: relative;
  align-self: start;
  padding-left: 22px;
  border-left: 2px solid var(--catalog-red);
}

.catalog-chapter-heading span {
  display: block;
  margin-bottom: 15px;
  color: var(--catalog-red);
  font-size: 13px;
  letter-spacing: 0.18em;
}

.catalog-chapter-heading h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(34px, 3vw, 50px);
  font-weight: 400;
  letter-spacing: 0.06em;
}

.catalog-chapter-heading p {
  margin: 18px 0 0;
  color: var(--catalog-soft);
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.7;
}

.catalog-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
  gap: 0 clamp(28px, 4vw, 68px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.catalog-item {
  border-top: 1px solid var(--catalog-line);
}

.catalog-item a {
  display: grid;
  min-height: 94px;
  grid-template-columns: minmax(0, 1fr);
  align-content: center;
  gap: 9px;
  padding: 17px 0 16px;
}

.catalog-item a:hover .catalog-item-title,
.catalog-item a:focus-visible .catalog-item-title {
  color: var(--catalog-red);
}

.catalog-item a:focus-visible {
  outline: 2px solid var(--catalog-red);
  outline-offset: 5px;
}

.catalog-item-title {
  overflow: hidden;
  font-family: var(--serif);
  font-size: clamp(19px, 1.35vw, 23px);
  font-weight: 400;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 160ms ease;
}

.catalog-item-meta {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  gap: 4px 12px;
  color: var(--catalog-soft);
  font-size: 12px;
  line-height: 1.55;
}

.catalog-item-meta span + span::before {
  margin-right: 12px;
  color: rgba(28, 26, 23, 0.35);
  content: "·";
}

.catalog-empty {
  padding: 90px 20px;
  border-bottom: 1px solid var(--catalog-line);
  text-align: center;
}

.catalog-empty p {
  margin: 0 0 22px;
  font-family: var(--serif);
  font-size: 26px;
}

.catalog-empty button {
  padding: 10px 0;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  color: var(--catalog-red);
  cursor: pointer;
  font-size: 14px;
}

.catalog-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 30px 5vw;
  background: var(--catalog-ink);
  color: var(--catalog-paper);
  font-size: 14px;
  letter-spacing: 0.08em;
}

.catalog-footer div {
  display: flex;
  gap: 28px;
}

@media (max-width: 1120px) {
  .catalog-header {
    grid-template-columns: 1fr auto;
  }

  .catalog-header nav {
    display: none;
  }

  .catalog-directory-heading {
    grid-template-columns: 1fr 1fr;
  }

  .catalog-result {
    grid-column: 2;
  }

  .catalog-chapter {
    grid-template-columns: minmax(150px, 0.3fr) minmax(0, 1fr);
  }

  .catalog-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .catalog-header {
    min-height: 70px;
    padding: 0 22px;
  }

  .catalog-brand span {
    display: none;
  }

  .catalog-brand strong {
    font-size: 17px;
  }

  .catalog-back {
    font-size: 12px;
  }

  .catalog-hero {
    min-height: 0;
    grid-template-columns: 1fr auto;
    gap: 28px 18px;
    padding: 58px 22px 0;
  }

  .catalog-hero h1 {
    font-size: clamp(50px, 15vw, 72px);
  }

  .catalog-intro {
    margin-top: 26px;
  }

  .catalog-mark {
    width: 72px;
    height: 72px;
  }

  .catalog-mark strong {
    font-size: 18px;
  }

  .catalog-volume-index {
    overflow-x: auto;
    grid-template-columns: repeat(5, minmax(130px, 1fr));
    margin: 20px -22px 0;
    padding-left: 22px;
  }

  .catalog-volume-index a {
    min-height: 112px;
  }

  .catalog-directory {
    padding: 54px 22px 82px;
  }

  .catalog-directory-heading {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .catalog-result {
    grid-column: auto;
  }

  .catalog-chapter {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 52px 0;
  }

  .catalog-list {
    grid-template-columns: 1fr;
  }

  .catalog-item a {
    min-height: 86px;
  }

  .catalog-item-title {
    white-space: normal;
  }

  .catalog-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    padding: 28px 22px;
  }
}

@media print {
  .catalog-header,
  .catalog-search,
  .catalog-footer {
    display: none;
  }

  .catalog-hero {
    min-height: 0;
    padding-top: 28px;
  }

  .catalog-chapter {
    break-inside: avoid;
  }
}

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