/* Landing Page V2: Books Grid Block */

.landing-page-v2-books {
  background-color: #FFFFFF;
  padding: 3rem 0 4rem;
}

.landing-page-v2-books__intro {
  max-width: 1180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  margin: 0 auto 2rem;
}

.landing-page-v2-books__heading {
  font-family: "Suisse Intl", Arial, sans-serif;
  font-size: 34px;
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: #022D33;
  margin: 0;
}

.landing-page-v2-books__description {
  font-family: "Suisse Intl", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #1E4A50;
  max-width: 560px;
  margin: 0;
}

.landing-page-v2-books__sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.landing-page-v2-books__controls {
  max-width: 1180px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 0 auto 1.5rem;
}

.landing-page-v2-books__filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.landing-page-v2-books__filters-label {
  font-family: "Source Code Pro", monospace;
  font-weight: 700;
  font-size: 13px;
  color: #022D33;
  margin-right: 4px;
}

.landing-page-v2-books__filter-pill {
  display: inline-flex;
  align-items: center;
  height: 38px;
  padding: 0 16px;
  border-radius: 2px;
  border: 1px solid #B9D6D8;
  background: #FFFFFF;
  color: #022D33;
  font-family: "Source Code Pro", monospace;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.landing-page-v2-books__filter-pill.is-active {
  background: #022D33;
  border-color: #022D33;
  color: #FFFFFF;
}

.landing-page-v2-books__search {
  position: relative;
  width: 100%;
  max-width: 320px;
}

.landing-page-v2-books__search-icon {
  position: absolute;
  left: 14px;
  top: 11px;
  pointer-events: none;
}

.landing-page-v2-books__search-input {
  width: 100%;
  height: 40px;
  box-sizing: border-box;
  padding: 0 14px 0 40px;
  border: 1px solid #B9D6D8;
  border-radius: 2px;
  background: #FFFFFF;
  color: #022D33;
  font-family: "Suisse Intl", Arial, sans-serif;
  font-size: 14px;
}

.landing-page-v2-books__search-input:focus {
  outline: 2px solid #FB522C;
  outline-offset: 2px;
}

.landing-page-v2-books__grid {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.landing-page-v2-books__card {
  position: relative;
  overflow: hidden;
  height: 220px;
  box-sizing: border-box;
  padding: 24px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  box-shadow: 0 2px 0 rgba(2, 45, 51, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.landing-page-v2-books__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 36px rgba(2, 45, 51, 0.22);
}

.landing-page-v2-books__card--soon {
  opacity: 0.7;
}

.landing-page-v2-books__card--soon:hover {
  transform: none;
  box-shadow: 0 2px 0 rgba(2, 45, 51, 0.08);
}

.landing-page-v2-books__card--easy {
  background: #E0F5F6;
  color: #022D33;
}

.landing-page-v2-books__card--medium {
  background: #022D33;
  color: #FFFFFF;
}

.landing-page-v2-books__card--advanced {
  background: #C44300;
  color: #FFFFFF;
}

.landing-page-v2-books__burst {
  position: absolute;
  width: 420px;
  height: 420px;
  right: -240px;
  bottom: -240px;
  border-radius: 50%;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, transparent 22%, #000 34%, #000 52%, transparent 72%);
  mask-image: radial-gradient(circle at 50% 50%, transparent 22%, #000 34%, #000 52%, transparent 72%);
  pointer-events: none;
  transition: transform 0.6s ease;
}

.landing-page-v2-books__card:hover .landing-page-v2-books__burst {
  transform: rotate(24deg) scale(1.08);
}

.landing-page-v2-books__burst--easy {
  background: repeating-conic-gradient(from 0deg at 50% 50%, #B9E3E6 0deg 6deg, #E0F5F6 6deg 12deg);
}

.landing-page-v2-books__burst--medium {
  background: repeating-conic-gradient(from 0deg at 50% 50%, #0D5560 0deg 6deg, #022D33 6deg 12deg);
}

.landing-page-v2-books__burst--advanced {
  background: repeating-conic-gradient(from 0deg at 50% 50%, #E65003 0deg 6deg, #C44300 6deg 12deg);
}

.landing-page-v2-books__card-content {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.landing-page-v2-books__card-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-family: "Source Code Pro", monospace;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 10px;
}

.landing-page-v2-books__card-title {
  font-family: "Suisse Intl", Arial, sans-serif;
  font-size: 19px;
  line-height: 1.25;
  font-weight: 500;
}

.landing-page-v2-books__card-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Source Code Pro", monospace;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 11px;
}

.landing-page-v2-books__card-soon {
  position: relative;
  align-self: flex-start;
  font-family: "Source Code Pro", monospace;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 10px;
  padding: 6px 10px;
  border-radius: 2px;
  background: #FFFFFF;
  color: #022D33;
}

.landing-page-v2-books__empty {
  max-width: 1180px;
  margin: 24px auto 0;
  text-align: center;
  font-family: "Suisse Intl", Arial, sans-serif;
  font-size: 16px;
  color: #1E4A50;
}

.landing-page-v2-books__more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 32px;
}

.landing-page-v2-books__more-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  height: 46px;
  padding: 0 22px;
  border: 0;
  border-radius: 2px;
  background: #F6F6F6;
  color: #022D33;
  font-family: "Source Code Pro", monospace;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.landing-page-v2-books__more-button:hover {
  background: #eaeaea;
}

/* md: 768px */
@media (min-width: 768px) {
  .landing-page-v2-books__heading {
    font-size: 44px;
  }

  .landing-page-v2-books__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* lg: 1024px */
@media (min-width: 1024px) {
  .landing-page-v2-books__heading {
    font-size: 56px;
  }

  .landing-page-v2-books__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}