/* Shared variables */
:root{
  --ink:#111111;
  --mint:#35B88A;
  --sun:#F6C945;
  --paper:#FCFCFA;
  --rule: rgba(17,17,17,.55);
  --rule-soft: rgba(17,17,17,.20);
}

[x-cloak]{ display:none !important; }

/* Flat “paper” surface: no shadows */
.paper{
  background: linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.58));
  border: 1px solid rgba(17,17,17,.16);
  border-radius: 34px;
}

.paper-square{
  border-radius: 10px;
}

.kicker{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px 12px;
  border: 1px solid rgba(17,17,17,.28);
  border-radius: 2px;
  background: var(--paper);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: .65em;
  text-transform: uppercase;
  color: rgba(17,17,17,.78);
  line-height: 1;
  white-space: nowrap;
  text-align: center;
}

.label-sans{
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

.tagged{
  position: relative;
}
.tagged-title{
  position: absolute;
  top: 0;
  left: 0;
  margin-left: -1px;
  transform: translateY(-50%);
  z-index: 1;
}

/* Neumorphic separators */
.neo-sep{
  height:2px;
  border-radius: 999px;
  background: rgba(17,17,17,.08);
  box-shadow:
    inset 1px 1px 2px rgba(17,17,17,.12),
    inset -1px -1px 2px rgba(255,255,255,.92);
}

/* Line-based boxed navigation */
.nav-grid{
  display:grid;
  grid-template-columns: repeat(5, minmax(0, 1fr)) minmax(140px, .9fr);
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.85),
    inset 0 -1px 0 rgba(17,17,17,.06);
}
.nav-item{
  border-left: 1px solid var(--rule-soft);
  padding: 18px 14px;
  text-align:center;
  font-family: Inter, ui-sans-serif, system-ui;
  font-size: 16px;
  letter-spacing: .01em;
  color: rgba(17,17,17,.86);
  box-shadow:
    inset 1px 0 0 rgba(255,255,255,.75),
    inset -1px 0 0 rgba(17,17,17,.05);
}
.nav-item:last-child{ border-right: 1px solid var(--rule-soft); }
.nav-item a{
  display:flex;
  width:100%;
  height:100%;
  align-items:center;
  justify-content:center;
}
.nav-item a:hover{ color: var(--mint); }
.nav-active{ color: var(--mint); }

.nav-social{ padding: 10px 14px; }
.nav-social{
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 0 14px;
}
.nav-social .social-row{
  display:flex;
  align-items:center;
  justify-content:center;
  gap: 14px;
}
.nav-social a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width: 22px;
  height: 22px;
  color: rgba(17,17,17,.72);
}
.nav-social a:hover{ color: var(--mint); }
.nav-social svg{ width:18px; height:18px; }
.nav-social svg.yt-icon{ width:20px; height:20px; }

@media (max-width: 640px){
  .nav-grid{
    display:flex;
    flex-direction:column;
    border: 1px solid var(--rule-soft);
    border-radius: 12px;
    overflow:hidden;
  }
  .nav-item{
    border-left: none;
    border-right: none;
    border-top: 1px solid var(--rule-soft);
    padding: 14px 14px;
    font-size: 15px;
  }
  .nav-item:first-child{ border-top: none; }
  .nav-item:last-child{ border-right: none; }
  .nav-item.nav-social{ padding: 12px 14px; }
}

/* Compact boxed “quick links” row (used sparingly) */
.quick-grid{
  display:grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  border: 1px solid var(--rule-soft);
  border-radius: 12px;
  overflow:hidden;
}
.quick-grid a{
  padding: 10px 12px;
  text-align:center;
  border-right: 1px solid var(--rule-soft);
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.quick-grid a:last-child{ border-right: none; }

/* Sun hero (half-sun + glow, no shadows) */
.sun-wrap{
  position: relative;
  height: 240px;
  display:flex;
  align-items:center;
  justify-content:center;
  width: 100%;
}
.sun-svg{
  width: 100%;
  max-width: none;
  height: 240px;
  display:block;
}

/* Bookshelf */
.books-filterbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 18px;
  padding: 14px 0 18px;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
.books-filter-left{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap: 10px;
}
.books-filter-label{
  font-family: Inter, ui-sans-serif, system-ui;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(53,184,138,.9);
}
.books-filter-btn{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid rgba(53,184,138,.65);
  background: transparent;
  color: rgba(53,184,138,.95);
  font-family: Inter, ui-sans-serif, system-ui;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  line-height: 1;
}
.books-filter-btn:hover{
  border-color: rgba(53,184,138,.95);
}
.books-filter-btn.is-active{
  background: rgba(53,184,138,.92);
  color: var(--paper);
}
.books-filter-icon{
  font-size: 12px;
  transform: translateY(-1px);
}
.books-filter-heart{
  width: 14px;
  height: 14px;
}
.books-count{
  font-family: Inter, ui-sans-serif, system-ui;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(53,184,138,.9);
  white-space: nowrap;
}

.books-year{
  padding-top: 22px;
}
.books-year-title{
  font-family: Inter, ui-sans-serif, system-ui;
  font-size: 14px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(53,184,138,.9);
  margin: 0 0 14px;
}
.books-grid{
  display:grid;
  grid-template-columns: repeat(auto-fill, minmax(92px, 1fr));
  gap: 14px;
}
.book-card{
  position: relative;
  display:block;
  border: 1px solid rgba(53,184,138,.65);
  background: rgba(255,255,255,.6);
  overflow:hidden;
}
.book-card:hover{
  border-color: rgba(53,184,138,.95);
}
.book-cover{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio: 2 / 3;
  object-fit: cover;
}
.book-badges{
  position:absolute;
  top: 6px;
  right: 6px;
  display:flex;
  flex-direction:column;
  gap: 6px;
}
.book-badge{
  width: 18px;
  height: 18px;
  display:flex;
  align-items:center;
  justify-content:center;
  border: 1px solid rgba(53,184,138,.65);
  background: rgba(252,252,250,.92);
  color: rgba(53,184,138,.95);
}
.book-badge svg{
  width: 12px;
  height: 12px;
}