@charset "UTF-8";

/* ===== SCROLL PADDING ===== */
html {
  scroll-padding-top: calc(var(--header-h) + 24px);
}

/* ===== HERO OVERRIDE ===== */
.page-hero-desc {
  max-width: 640px;
}

/* ===== SEARCH ===== */
.search-section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 40px 40px 0;
}

.search-wrap {
  position: relative;
  max-width: 600px;
}

.search-wrap input {
  width: 100%;
  padding: 16px 20px 16px 52px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 300;
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--ink);
  outline: none;
  transition: border-color .3s;
}

.search-wrap input:focus {
  border-color: var(--accent);
}

.search-wrap input::placeholder {
  color: var(--ink-faint);
}

.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-light);
}

.search-icon svg {
  width: 16px;
  height: 16px;
}

.search-count {
  font-size: 11px;
  color: var(--ink-light);
  margin-top: 8px;
  letter-spacing: .04em;
  display: none;
}

/* ===== LAYOUT ===== */
.glossary-layout {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 60px 40px 120px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 60px;
}

/* ===== SIDEBAR ===== */
.sidebar {
  position: sticky;
  top: calc(var(--header-h) + 32px);
  height: fit-content;
  max-height: calc(100vh - var(--header-h) - 64px);
  overflow-y: auto;
  padding-right: 12px;
}

.sidebar::-webkit-scrollbar { width: 2px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border); }

.sidebar-title {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--ink-light);
  margin-bottom: 24px;
  text-transform: uppercase;
}

.sidebar-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 12px;
  font-weight: 300;
  color: var(--ink-light);
  padding: 7px 0 7px 12px;
  transition: all .3s;
  border-left: 1px solid var(--border-light);
  cursor: pointer;
}

.sidebar-link:hover {
  color: var(--ink-mid);
}

.sidebar-link.is-active {
  color: var(--accent);
  font-weight: 500;
  border-left-color: var(--accent);
}

.sidebar-num {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  min-width: 20px;
}

/* ===== CATEGORY SECTION ===== */
.cat-section {
  margin-bottom: 80px;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.cat-section:last-child {
  margin-bottom: 0;
}

.cat-header {
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
}

.cat-num {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 400;
  color: var(--border);
  line-height: 1;
  letter-spacing: .02em;
  margin-bottom: 8px;
}

.cat-title {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: .04em;
}

/* ===== TERM CARD ===== */
.term-card {
  padding: 32px 0;
  border-bottom: 1px solid var(--border-light);
}

.term-card:last-child {
  border-bottom: none;
}

.term-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.term-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .04em;
}

.term-reading {
  font-size: 12px;
  font-weight: 300;
  color: var(--ink-light);
  letter-spacing: .06em;
}

.term-desc {
  font-size: 14px;
  font-weight: 300;
  line-height: 2.2;
  color: var(--ink-mid);
  max-width: 720px;
}

.term-desc strong {
  font-weight: 500;
  color: var(--ink);
}

/* ===== MERIT / DEMERIT ===== */
.md-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border-light);
  max-width: 680px;
}

.md-col {
  padding: 20px 24px;
}

.md-col--merit {
  background: var(--accent-pale);
}

.md-col--demerit {
  background: var(--caution-pale);
}

.md-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  margin-bottom: 10px;
}

.md-col--merit .md-label {
  color: var(--accent);
}

.md-col--demerit .md-label {
  color: var(--caution);
}

.md-text {
  font-size: 13px;
  font-weight: 300;
  line-height: 2;
  color: var(--ink-mid);
}

/* ===== COMPARE TABLE ===== */
.compare-table-wrap {
  margin-top: 16px;
  max-width: 720px;
  overflow-x: auto;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.compare-table th {
  background: var(--ink);
  color: var(--white);
  padding: 12px 14px;
  text-align: left;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .04em;
  white-space: nowrap;
}

.compare-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-light);
  font-weight: 300;
  color: var(--ink-mid);
}

.compare-table tr:nth-child(even) td {
  background: rgba(247, 245, 242, .5);
}

.compare-table-note {
  font-size: 11px;
  color: var(--ink-light);
  margin-top: 8px;
  letter-spacing: .02em;
}

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--white);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: all .4s var(--ease);
  z-index: 50;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .06);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}

.back-to-top svg {
  width: 16px;
  height: 16px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 960px) {
  .glossary-layout {
    grid-template-columns: 200px 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .search-section { padding: 32px 24px 0; }
  .glossary-layout {
    grid-template-columns: 1fr;
    padding: 40px 24px 80px;
  }

  .sidebar {
    position: relative;
    top: 0;
    max-height: none;
    overflow: visible;
    padding-right: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border: 1px solid var(--border-light);
    background: var(--white);
    padding: 20px 24px;
  }
  .sidebar-title { grid-column: 1 / -1; margin-bottom: 12px; }
  .sidebar-link { padding: 5px 0 5px 10px; font-size: 11px; }

  .md-grid { grid-template-columns: 1fr; }
  .compare-table { font-size: 12px; }
  .compare-table th,
  .compare-table td {
    padding: 10px;
  }
}