/* ============================================
   OnçaMansa — Components
   ============================================ */

/* =====================
   NAVBAR
   ===================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding-block: var(--space-md);
  background-color: transparent;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.navbar__logo {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink);
}

.navbar__logo span {
  color: var(--color-forest);
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.navbar__link {
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-ink);
}

.navbar__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-bg);
  background-color: var(--color-ink);
  border-radius: var(--radius-pill);
}

.navbar__cta:hover {
  background-color: var(--color-forest-dark);
}

/* Hamburger */
.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
}

.navbar__toggle span {
  display: block;
  height: 2px;
  background-color: var(--color-ink);
  border-radius: 2px;
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-fast);
}

.navbar__toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__toggle.is-active span:nth-child(2) {
  opacity: 0;
}
.navbar__toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav */
.navbar__mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  top: 60px;
  background-color: var(--color-bg);
  z-index: var(--z-overlay);
  padding: var(--space-2xl) var(--gutter);
  flex-direction: column;
  gap: var(--space-lg);
}

.navbar__mobile-menu.is-open {
  display: flex;
}

.navbar__mobile-menu .navbar__link {
  font-size: var(--text-lg);
}

@media (max-width: 768px) {
  .navbar__links {
    display: none;
  }
  .navbar__toggle {
    display: flex;
  }
}


/* =====================
   MARQUEE TICKER
   ===================== */
.marquee {
  overflow: hidden;
  background-color: var(--color-dark);
  color: var(--color-bg);
  padding-block: var(--space-sm);
  white-space: nowrap;
  border-bottom: 1px solid rgba(245, 240, 232, 0.1);
  margin-top: 60px; /* offset for fixed nav */
}

.marquee__track {
  display: inline-flex;
  gap: var(--space-3xl);
  will-change: transform;
}

.marquee__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  font-weight: 500;
}

.marquee__dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--color-gold);
  flex-shrink: 0;
}


/* =====================
   HERO
   ===================== */
.hero {
  padding-block: var(--space-4xl) var(--space-3xl);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero__content {
  max-width: 600px;
}

.hero__tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-forest);
  background-color: rgba(59, 93, 68, 0.1);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-lg);
}

.hero__title {
  font-size: var(--text-hero);
  font-weight: 600;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-lg);
}

.hero__title em {
  font-style: italic;
  font-weight: 400;
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-ink-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-xl);
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.hero__meta-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background-color: var(--color-ink-muted);
}

/* Hero featured card */
.hero__card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background-color: var(--color-forest);
}

.hero__card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-xl);
  background: linear-gradient(to top, rgba(26, 26, 26, 0.85) 0%, transparent 100%);
  color: var(--color-bg);
}

.hero__card-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  font-weight: 500;
  margin-bottom: var(--space-sm);
  opacity: 0.8;
}

.hero__card-title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: var(--leading-snug);
}

@media (max-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }
  .hero__card {
    aspect-ratio: 16 / 10;
  }
}


/* =====================
   FEATURED BOOK
   ===================== */
.featured-book {
  padding-block: var(--space-3xl);
}

.featured-book__inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-2xl);
  align-items: center;
  padding: var(--space-2xl);
  background-color: var(--color-gold);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.featured-book__cover {
  aspect-ratio: 2 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.featured-book__cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background-color: var(--color-dark);
}

.featured-book__content {
  color: var(--color-ink);
}

.featured-book__label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-md);
  opacity: 0.7;
}

.featured-book__title {
  font-size: var(--text-3xl);
  font-weight: 900;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-sm);
}

.featured-book__author {
  font-size: var(--text-lg);
  font-style: italic;
  font-family: var(--font-serif);
  margin-bottom: var(--space-lg);
  opacity: 0.8;
}

.featured-book__desc {
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-xl);
  max-width: 500px;
}

.featured-book__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-ink);
  color: var(--color-bg);
  border-radius: var(--radius-pill);
}

.featured-book__link:hover {
  background-color: var(--color-forest-dark);
}

@media (max-width: 768px) {
  .featured-book__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .featured-book__cover {
    max-width: 200px;
    margin-inline: auto;
  }
  .featured-book__desc {
    margin-inline: auto;
  }
  .featured-book__link {
    margin-inline: auto;
  }
}


/* =====================
   CATEGORY PILLS
   ===================== */
.categories {
  padding-bottom: var(--space-xl);
}

.categories__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  border-bottom: 1px solid rgba(26, 26, 26, 0.1);
  padding-bottom: var(--space-lg);
}

.pill {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--color-ink-muted);
  color: var(--color-ink-light);
  cursor: pointer;
  user-select: none;
}

.pill:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.pill.is-active {
  background-color: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-bg);
}

.categories__count {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  margin-left: auto;
  align-self: center;
  white-space: nowrap;
}


/* =====================
   ARTICLE CARDS
   ===================== */
.card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-surface);
  cursor: pointer;
}

.card__image-wrap {
  position: relative;
  overflow: hidden;
}

.card--large .card__image-wrap {
  aspect-ratio: 16 / 9;
}

.card--small .card__image-wrap,
.card--third .card__image-wrap {
  aspect-ratio: 4 / 3;
}

.card--medium .card__image-wrap {
  aspect-ratio: 3 / 2;
}

.card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Colored card variants (no image) */
.card--color-forest {
  background-color: var(--color-forest);
  color: var(--color-bg);
}

.card--color-gold {
  background-color: var(--color-gold);
  color: var(--color-ink);
}

.card--color-coral {
  background-color: var(--color-coral);
  color: var(--color-bg);
}

.card--color-lavender {
  background-color: var(--color-lavender);
  color: var(--color-ink);
}

.card--color-dark {
  background-color: var(--color-dark);
  color: var(--color-bg);
}

.card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-lg);
}

.card--color-forest .card__body,
.card--color-gold .card__body,
.card--color-coral .card__body,
.card--color-lavender .card__body,
.card--color-dark .card__body {
  justify-content: space-between;
  height: 100%;
  min-height: 280px;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  font-weight: 500;
  color: var(--color-ink-light);
  margin-bottom: var(--space-md);
}

.card--color-forest .card__meta,
.card--color-coral .card__meta,
.card--color-dark .card__meta {
  color: rgba(245, 240, 232, 0.6);
}

.card--color-gold .card__meta,
.card--color-lavender .card__meta {
  color: rgba(26, 26, 26, 0.6);
}

.card__meta-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background-color: currentColor;
}

.card__title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: var(--leading-snug);
  margin-bottom: var(--space-sm);
}

.card--large .card__title {
  font-size: var(--text-2xl);
}

.card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-md);
}

.card--color-forest .card__excerpt,
.card--color-coral .card__excerpt,
.card--color-dark .card__excerpt {
  color: rgba(245, 240, 232, 0.7);
}

.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: var(--space-md);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.card__read-time {
  font-weight: 500;
}

.card__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  font-size: var(--text-sm);
  transition: background-color var(--duration-fast), color var(--duration-fast);
}

.card:hover .card__arrow {
  background-color: var(--color-ink);
  color: var(--color-bg);
  border-color: var(--color-ink);
}

.card--color-forest:hover .card__arrow,
.card--color-dark:hover .card__arrow {
  background-color: var(--color-bg);
  color: var(--color-ink);
  border-color: var(--color-bg);
}

/* Card tag pill */
.card__tag {
  display: inline-block;
  padding: 2px var(--space-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-pill);
  border: 1px solid currentColor;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

/* Visual element inside colored cards */
.card__visual {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card__visual-code {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  opacity: 0.8;
}


/* =====================
   SECTION HEADER
   ===================== */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.section-header__title {
  font-size: var(--text-3xl);
  font-weight: 900;
}

.section-header__title em {
  font-weight: 400;
  font-style: italic;
}

.section-header__info {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}


/* =====================
   NEWSLETTER
   ===================== */
.newsletter {
  padding-block: var(--space-4xl);
}

.newsletter__inner {
  max-width: 600px;
  margin-inline: auto;
  text-align: center;
}

.newsletter__title {
  font-size: var(--text-3xl);
  font-weight: 900;
  margin-bottom: var(--space-md);
}

.newsletter__title em {
  font-weight: 400;
  font-style: italic;
}

.newsletter__desc {
  font-size: var(--text-base);
  color: var(--color-ink-light);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-xl);
}

.newsletter__form {
  display: flex;
  gap: var(--space-sm);
  max-width: 440px;
  margin-inline: auto;
}

.newsletter__input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-base);
  border: 1.5px solid var(--color-ink-muted);
  border-radius: var(--radius-pill);
  background: transparent;
  outline: none;
}

.newsletter__input:focus {
  border-color: var(--color-forest);
}

.newsletter__input::placeholder {
  color: var(--color-ink-muted);
}

.newsletter__btn {
  padding: var(--space-sm) var(--space-xl);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-bg);
  background-color: var(--color-forest);
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.newsletter__btn:hover {
  background-color: var(--color-forest-dark);
}

@media (max-width: 480px) {
  .newsletter__form {
    flex-direction: column;
  }
}


/* =====================
   FOOTER
   ===================== */
.footer {
  border-top: 1px solid rgba(26, 26, 26, 0.08);
  padding-block: var(--space-2xl);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer__logo {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 700;
}

.footer__logo span {
  color: var(--color-forest);
}

.footer__links {
  display: flex;
  gap: var(--space-lg);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
}

.footer__link:hover {
  color: var(--color-ink);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  width: 100%;
  text-align: center;
  margin-top: var(--space-lg);
}


/* =====================
   BUTTONS
   ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-pill);
  cursor: pointer;
  border: none;
}

.btn--primary {
  padding: var(--space-sm) var(--space-xl);
  background-color: var(--color-ink);
  color: var(--color-bg);
}

.btn--primary:hover {
  background-color: var(--color-forest-dark);
}

.btn--outline {
  padding: var(--space-sm) var(--space-xl);
  background: transparent;
  border: 1.5px solid var(--color-ink);
  color: var(--color-ink);
}

.btn--outline:hover {
  background-color: var(--color-ink);
  color: var(--color-bg);
}


/* =====================
   ARTICLE PAGE
   ===================== */
.article-header {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-2xl);
  text-align: center;
}

.article-header__tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-forest);
  background-color: rgba(59, 93, 68, 0.1);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-lg);
}

.article-header__title {
  font-size: var(--text-4xl);
  font-weight: 900;
  line-height: var(--leading-tight);
  max-width: 800px;
  margin-inline: auto;
  margin-bottom: var(--space-lg);
}

.article-header__title em {
  font-weight: 400;
  font-style: italic;
}

.article-header__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  font-size: var(--text-sm);
  color: var(--color-ink-light);
}

.article-header__meta-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background-color: var(--color-ink-muted);
}

/* Article hero image */
.article-hero {
  margin-bottom: var(--space-3xl);
}

.article-hero__image {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background-color: var(--color-forest);
}

/* Article body typography */
.article-body {
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-bottom: var(--space-3xl);
}

.article-body p {
  margin-bottom: var(--space-lg);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}

.article-body h2 {
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-lg);
}

.article-body h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.article-body blockquote {
  margin-block: var(--space-2xl);
  padding-left: var(--space-xl);
  border-left: 3px solid var(--color-gold);
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-style: italic;
  line-height: var(--leading-snug);
  color: var(--color-ink);
}

.article-body ul,
.article-body ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.article-body ul {
  list-style: disc;
}

.article-body ol {
  list-style: decimal;
}

.article-body li {
  margin-bottom: var(--space-sm);
  line-height: var(--leading-normal);
}

.article-body img {
  border-radius: var(--radius-md);
  margin-block: var(--space-xl);
}

.article-body a {
  color: var(--color-forest);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body a:hover {
  color: var(--color-forest-dark);
}

/* Pull quote */
.pull-quote {
  margin-block: var(--space-3xl);
  padding-block: var(--space-2xl);
  border-top: 2px solid var(--color-ink);
  border-bottom: 2px solid var(--color-ink);
  text-align: center;
}

.pull-quote__text {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: var(--leading-snug);
  margin-bottom: var(--space-md);
}

.pull-quote__author {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
  font-style: italic;
}

/* Related articles */
.related {
  padding-block: var(--space-3xl);
  border-top: 1px solid rgba(26, 26, 26, 0.08);
}

.related__title {
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-bottom: var(--space-xl);
}

.related__title em {
  font-weight: 400;
  font-style: italic;
}

/* Inline newsletter CTA in article */
.article-newsletter {
  margin-block: var(--space-3xl);
  padding: var(--space-2xl);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  text-align: center;
}

.article-newsletter__title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.article-newsletter__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
  margin-bottom: var(--space-lg);
}

.article-newsletter__form {
  display: flex;
  gap: var(--space-sm);
  max-width: 400px;
  margin-inline: auto;
}

@media (max-width: 480px) {
  .article-newsletter__form {
    flex-direction: column;
  }
}


/* =====================
   CATALOG PAGE
   ===================== */

/* Page header */
.catalog-header {
  margin-top: 60px;
  padding-block: var(--space-3xl) var(--space-xl);
}

.catalog-header__title {
  font-size: var(--text-4xl);
  font-weight: 900;
  margin-bottom: var(--space-sm);
}

.catalog-header__title em {
  font-weight: 400;
  font-style: italic;
}

.catalog-header__desc {
  font-size: var(--text-lg);
  color: var(--color-ink-light);
  max-width: 540px;
}

/* Toolbar: search + view toggle + sort */
.catalog-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(26, 26, 26, 0.1);
  margin-bottom: var(--space-xl);
}

.catalog-search {
  position: relative;
  flex: 1;
  min-width: 200px;
  max-width: 400px;
}

.catalog-search__icon {
  position: absolute;
  left: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-ink-muted);
  pointer-events: none;
}

.catalog-search__input {
  width: 100%;
  padding: var(--space-sm) var(--space-md) var(--space-sm) calc(var(--space-md) + 26px);
  font-size: var(--text-base);
  border: 1.5px solid var(--color-ink-muted);
  border-radius: var(--radius-pill);
  background: transparent;
  outline: none;
}

.catalog-search__input:focus {
  border-color: var(--color-forest);
}

.catalog-search__input::placeholder {
  color: var(--color-ink-muted);
}

.catalog-sort {
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
  font-weight: 500;
  border: 1.5px solid var(--color-ink-muted);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-ink);
  cursor: pointer;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  padding-right: calc(var(--space-md) + 16px);
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%238C8478' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
}

.catalog-sort:focus {
  border-color: var(--color-forest);
}

.catalog-view-toggle {
  display: flex;
  gap: 2px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-pill);
  padding: 3px;
}

.catalog-view-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--color-ink-muted);
  transition: background-color var(--duration-fast), color var(--duration-fast);
}

.catalog-view-btn.is-active {
  background-color: var(--color-ink);
  color: var(--color-bg);
}

.catalog-view-btn:not(.is-active):hover {
  color: var(--color-ink);
}

.catalog-view-btn svg {
  width: 18px;
  height: 18px;
}

/* Result count */
.catalog-results {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  margin-left: auto;
  white-space: nowrap;
}

/* Sidebar + Grid layout */
.catalog-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-2xl);
  align-items: flex-start;
}

/* Sidebar filters */
.catalog-sidebar {
  position: sticky;
  top: 80px;
}

.catalog-filter-group {
  margin-bottom: var(--space-xl);
}

.catalog-filter-group__title {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-md);
}

.catalog-filter-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.catalog-filter-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-ink-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--duration-fast), color var(--duration-fast);
  user-select: none;
}

.catalog-filter-item:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-ink);
}

.catalog-filter-item.is-active {
  background-color: rgba(59, 93, 68, 0.08);
  color: var(--color-forest);
  font-weight: 600;
}

.catalog-filter-item__count {
  margin-left: auto;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.catalog-filter-item__check {
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--color-ink-muted);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--duration-fast), border-color var(--duration-fast);
}

.catalog-filter-item.is-active .catalog-filter-item__check {
  background-color: var(--color-forest);
  border-color: var(--color-forest);
  color: var(--color-bg);
}

.catalog-filter-item__check svg {
  width: 10px;
  height: 10px;
  opacity: 0;
}

.catalog-filter-item.is-active .catalog-filter-item__check svg {
  opacity: 1;
}

/* Clear filters */
.catalog-clear {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-coral);
  cursor: pointer;
  padding: var(--space-xs) 0;
  display: none;
}

.catalog-clear.is-visible {
  display: inline-block;
}

/* Book grid */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.catalog-grid--list {
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

/* Book card (grid view) */
.book-card {
  display: flex;
  flex-direction: column;
  cursor: pointer;
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.book-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.book-card__cover {
  position: relative;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-alt);
}

.book-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.book-card:hover .book-card__cover img {
  transform: scale(1.04);
}

.book-card__badge {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  padding: 2px var(--space-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-pill);
  background-color: var(--color-gold);
  color: var(--color-ink);
}

.book-card__badge--new {
  background-color: var(--color-forest);
  color: var(--color-bg);
}

.book-card__info {
  padding: var(--space-md) var(--space-xs);
}

.book-card__category {
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-forest);
  margin-bottom: var(--space-xs);
}

.book-card__title {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  font-weight: 700;
  line-height: var(--leading-snug);
  margin-bottom: var(--space-xs);
  color: var(--color-ink);
}

.book-card__author {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
  font-style: italic;
}

.book-card__price {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.book-card__price-current {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-ink);
}

.book-card__price-old {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  text-decoration: line-through;
}

/* Book card — list view */
.catalog-grid--list .book-card {
  flex-direction: row;
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  padding: var(--space-md);
  gap: var(--space-lg);
}

.catalog-grid--list .book-card__cover {
  width: 100px;
  flex-shrink: 0;
  aspect-ratio: 2 / 3;
  border-radius: var(--radius-sm);
}

.catalog-grid--list .book-card__info {
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 1;
}

.catalog-grid--list .book-card__title {
  font-size: var(--text-lg);
}

.catalog-grid--list .book-card__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
  line-height: var(--leading-normal);
  margin-top: var(--space-xs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Empty state */
.catalog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-4xl) var(--space-xl);
}

.catalog-empty__icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  opacity: 0.4;
}

.catalog-empty__title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.catalog-empty__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
}

/* Mobile sidebar */
.catalog-sidebar-toggle {
  display: none;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1.5px solid var(--color-ink-muted);
  border-radius: var(--radius-pill);
  color: var(--color-ink);
  cursor: pointer;
  background: transparent;
}

@media (max-width: 768px) {
  .catalog-layout {
    grid-template-columns: 1fr;
  }

  .catalog-sidebar {
    position: fixed;
    inset: 0;
    top: 60px;
    z-index: var(--z-overlay);
    background-color: var(--color-bg);
    padding: var(--space-xl) var(--gutter);
    overflow-y: auto;
    display: none;
  }

  .catalog-sidebar.is-open {
    display: block;
  }

  .catalog-sidebar-toggle {
    display: inline-flex;
  }

  .catalog-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--space-md);
  }

  .catalog-grid--list .book-card__cover {
    width: 80px;
  }
}

@media (max-width: 480px) {
  .catalog-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .catalog-search {
    max-width: 100%;
  }

  .catalog-results {
    margin-left: 0;
  }

  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }
}


/* =====================
   BOOK DETAIL PAGE
   ===================== */

.book-detail {
  margin-top: 60px;
  padding-block: var(--space-3xl) var(--space-2xl);
}

/* Breadcrumb */
.breadcrumb {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-2xl);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.breadcrumb a {
  color: var(--color-ink-light);
  transition: color var(--duration-fast);
}

.breadcrumb a:hover {
  color: var(--color-forest);
}

.breadcrumb__sep {
  font-size: var(--text-xs);
  opacity: 0.5;
}

.breadcrumb__current {
  color: var(--color-ink);
  font-weight: 500;
}

/* Main layout: cover + info */
.book-detail__layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: var(--space-3xl);
  align-items: flex-start;
}

/* Cover */
.book-detail__cover-wrap {
  position: sticky;
  top: 100px;
}

.book-detail__cover {
  aspect-ratio: 2 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background-color: var(--color-bg-alt);
}

.book-detail__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.book-detail__cover-badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-pill);
  background-color: var(--color-forest);
  color: var(--color-bg);
}

/* Info section */
.book-detail__info {
  max-width: 640px;
}

.book-detail__category {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-forest);
  background-color: rgba(59, 93, 68, 0.1);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-md);
}

.book-detail__title {
  font-size: var(--text-4xl);
  font-weight: 900;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-sm);
}

.book-detail__author {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-ink-light);
  margin-bottom: var(--space-lg);
}

.book-detail__author a {
  color: var(--color-ink-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.book-detail__author a:hover {
  color: var(--color-forest);
}

/* Price */
.book-detail__price {
  margin-bottom: var(--space-xl);
}

.book-detail__price-current {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-ink);
}

.book-detail__price-old {
  font-size: var(--text-base);
  color: var(--color-ink-muted);
  text-decoration: line-through;
  margin-left: var(--space-sm);
}

.book-detail__price-note {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  margin-top: var(--space-xs);
}

/* Purchase options */
.book-detail__buy {
  margin-bottom: var(--space-2xl);
}

.book-detail__buy-title {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-md);
}

.book-detail__buy-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.buy-option {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border: 1.5px solid rgba(26, 26, 26, 0.12);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-ink);
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
}

.buy-option:hover {
  border-color: var(--color-forest);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.buy-option__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.buy-option__icon--estante {
  background-color: #E8F5E9;
  color: #2E7D32;
}

.buy-option__icon--amazon {
  background-color: #FFF3E0;
  color: #E65100;
}

.buy-option__icon--kindle {
  background-color: #E3F2FD;
  color: #1565C0;
}

.buy-option__text {
  flex: 1;
}

.buy-option__name {
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1;
  margin-bottom: 2px;
}

.buy-option__desc {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.buy-option__price {
  font-size: var(--text-base);
  font-weight: 700;
  white-space: nowrap;
}

.buy-option__arrow {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  transition: transform var(--duration-fast), color var(--duration-fast);
}

.buy-option:hover .buy-option__arrow {
  color: var(--color-forest);
  transform: translateX(3px);
}

/* Divider */
.book-detail__divider {
  border: none;
  border-top: 1px solid rgba(26, 26, 26, 0.08);
  margin-bottom: var(--space-xl);
}

/* Meta table */
.book-detail__meta {
  margin-bottom: var(--space-2xl);
}

.book-detail__meta-title {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-md);
}

.book-detail__meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md) var(--space-xl);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.meta-item__label {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.meta-item__value {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink);
}

/* Description / synopsis */
.book-detail__synopsis {
  margin-bottom: var(--space-2xl);
}

.book-detail__synopsis-title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.book-detail__synopsis-text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-ink);
}

.book-detail__synopsis-text p {
  margin-bottom: var(--space-md);
}

/* Expand/collapse */
.book-detail__read-more {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-forest);
  cursor: pointer;
  margin-top: var(--space-sm);
}

.book-detail__read-more:hover {
  color: var(--color-forest-dark);
}

/* Author bio card */
.book-detail__author-card {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-2xl);
}

.book-detail__author-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background-color: var(--color-ink-muted);
}

.book-detail__author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.book-detail__author-bio {
  flex: 1;
}

.book-detail__author-name {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.book-detail__author-text {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
  line-height: var(--leading-normal);
}

/* Quote highlight */
.book-detail__quote {
  margin-bottom: var(--space-2xl);
  padding: var(--space-xl);
  background-color: var(--color-gold);
  border-radius: var(--radius-lg);
  position: relative;
}

.book-detail__quote-mark {
  font-family: var(--font-serif);
  font-size: 4rem;
  line-height: 1;
  color: rgba(26, 26, 26, 0.15);
  position: absolute;
  top: var(--space-md);
  left: var(--space-lg);
}

.book-detail__quote-text {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-style: italic;
  line-height: var(--leading-snug);
  color: var(--color-ink);
  padding-left: var(--space-2xl);
}

.book-detail__quote-source {
  font-size: var(--text-sm);
  color: rgba(26, 26, 26, 0.6);
  padding-left: var(--space-2xl);
  margin-top: var(--space-sm);
}

/* Related books */
.book-detail__related {
  padding-block: var(--space-3xl);
  border-top: 1px solid rgba(26, 26, 26, 0.08);
}

.book-detail__related-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-bottom: var(--space-xl);
}

.book-detail__related-title em {
  font-weight: 400;
  font-style: italic;
}

/* Responsive */
@media (max-width: 1024px) {
  .book-detail__layout {
    grid-template-columns: 280px 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  .book-detail__layout {
    grid-template-columns: 1fr;
  }

  .book-detail__cover-wrap {
    position: static;
    max-width: 300px;
    margin-inline: auto;
  }

  .book-detail__info {
    max-width: 100%;
  }

  .book-detail__title {
    font-size: var(--text-3xl);
  }

  .book-detail__author-card {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .book-detail__meta-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .book-detail__meta-grid {
    grid-template-columns: 1fr;
  }

  .buy-option {
    flex-wrap: wrap;
  }
}


/* =====================
   AUTHOR PAGE
   ===================== */

.author-header {
  margin-top: 60px;
  padding-block: var(--space-3xl) var(--space-xl);
}

/* Author intro layout */
.author-intro {
  display: flex;
  gap: var(--space-2xl);
  align-items: flex-start;
}

.author-intro__avatar {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background-color: var(--color-bg-alt);
  box-shadow: var(--shadow-lg);
}

.author-intro__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-intro__content {
  flex: 1;
  max-width: 680px;
}

.author-intro__name {
  font-size: var(--text-4xl);
  font-weight: 900;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-xs);
}

.author-intro__meta {
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-forest);
  margin-bottom: var(--space-lg);
}

.author-intro__bio {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-light);
  margin-bottom: var(--space-xl);
}

.author-intro__bio em {
  font-style: italic;
  color: var(--color-ink);
}

/* Author stats */
.author-intro__stats {
  display: flex;
  gap: var(--space-2xl);
}

.author-intro__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.author-intro__stat-number {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-ink);
}

.author-intro__stat-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-ink-muted);
  font-weight: 500;
}

/* Author books section */
.author-books .book-card__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-light);
  line-height: var(--leading-normal);
  margin-top: var(--space-xs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Responsive */
@media (max-width: 768px) {
  .author-intro {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .author-intro__avatar {
    width: 140px;
    height: 140px;
  }

  .author-intro__stats {
    justify-content: center;
  }

  .author-intro__name {
    font-size: var(--text-3xl);
  }
}

@media (max-width: 480px) {
  .author-intro__stats {
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
  }

  .author-intro__stat {
    align-items: center;
  }
}