/* 六智宝库 - 术语表（按生活场景分类）
   视觉基准：home/antacid.html
   场景 tone：居家 #C73E2A / 清洁 #1E6B6E / 出行 #C89F3D
   每个 .glossary-group 通过内联 --tone 下发本组配色，卡片与标签自动继承。 */

:root { --ease: cubic-bezier(.22, .61, .36, 1); }

.glossary-content {
  max-width: 1040px;
  margin: 0 auto 4rem;
  padding: 0 1.5rem;
}

/* ---------- 入场动画（.reveal 由 glossary.js 加 .is-in；include.js 有兜底）---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s var(--ease), transform .55s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- 科目筛选条（吸顶）---------- */
.glossary-filter {
  position: sticky;
  top: 72px;
  z-index: 30;
  display: flex; flex-wrap: wrap; align-items: center; gap: .35rem;
  width: fit-content;
  margin: 0 auto 2.1rem;
  padding: .4rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 26px -18px rgba(44, 31, 18, .55);
}

.filter-pill {
  --tone: var(--fg);
  display: inline-flex; align-items: center; gap: .4rem;
  font: inherit; font-size: .88rem; font-weight: 600; line-height: 1;
  color: var(--muted);
  padding: .5rem .95rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: color .2s, background .2s, border-color .2s, transform .2s;
}
.filter-pill:hover { color: var(--fg); background: rgba(44, 31, 18, .055); }
.filter-pill:active { transform: scale(.97); }
.filter-pill:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--tone) 55%, transparent);
  outline-offset: 2px;
}
.filter-pill .count {
  font-style: normal;
  font-size: .72rem; font-weight: 700;
  opacity: .55;
}
.filter-pill .filter-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--tone); opacity: .5;
  transition: opacity .2s, transform .2s;
}
.filter-pill.is-active {
  color: var(--tone);
  background: color-mix(in srgb, var(--tone) 12%, transparent);
  border-color: color-mix(in srgb, var(--tone) 30%, transparent);
}
.filter-pill.is-active .count { opacity: .85; }
.filter-pill.is-active .filter-dot { opacity: 1; transform: scale(1.2); }

/* ---------- 科目分组 ---------- */
.glossary-group { margin-bottom: 2.8rem; }
.glossary-group[hidden] { display: none; }

.group-head {
  display: flex; align-items: center; gap: .85rem;
  padding: .2rem 0 .85rem;
  margin-bottom: 1.2rem;
  border-bottom: 2px solid color-mix(in srgb, var(--tone) 20%, transparent);
}
.group-icon {
  display: grid; place-items: center;
  width: 38px; height: 38px; flex-shrink: 0;
  border-radius: 11px;
  font-size: 1.12rem; line-height: 1;
  background: color-mix(in srgb, var(--tone) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--tone) 24%, transparent);
}
.group-title { display: flex; align-items: baseline; gap: .6rem; min-width: 0; }
.group-title h2 {
  font-family: 'Fraunces', 'Songti SC','Source Han Serif SC','SimSun', serif;
  font-size: 1.35rem; font-weight: 700; letter-spacing: -.01em;
  color: var(--fg);
}
.group-sub {
  font-size: .7rem; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--tone); opacity: .75;
}
.group-count {
  margin-left: auto; flex-shrink: 0;
  font-size: .74rem; font-weight: 600; color: var(--muted);
  padding: .24rem .62rem; border-radius: 999px;
  background: color-mix(in srgb, var(--tone) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--tone) 18%, transparent);
}

/* ---------- 术语卡片网格 ---------- */
.term-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.term-card {
  position: relative;
  padding: 1.25rem 1.4rem 1.3rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--tone) 5%, transparent), transparent 46%),
    var(--surface);
  overflow: hidden;
  /* 合并 .reveal 需要的 opacity 过渡，避免覆盖后入场不淡入 */
  transition: transform .3s var(--ease), box-shadow .3s var(--ease),
              border-color .3s, opacity .55s var(--ease);
}
/* 顶部 tone 色条 */
.term-card::before {
  content: ''; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(to right, var(--tone), color-mix(in srgb, var(--tone) 15%, transparent));
  opacity: 0; transition: opacity .3s;
}
/* 跟随鼠标的光斑 */
.term-card::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 0%),
              color-mix(in srgb, var(--tone) 12%, transparent), transparent 70%);
  opacity: 0; transition: opacity .3s;
}
.term-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--tone) 36%, transparent);
  box-shadow: 0 20px 42px -24px color-mix(in srgb, var(--tone) 55%, rgba(44, 31, 18, .45));
}
.term-card:hover::before,
.term-card:hover::after { opacity: 1; }

.term-tag {
  display: inline-block;
  font-size: .68rem; font-weight: 700; letter-spacing: .05em;
  padding: .16rem .52rem; border-radius: 5px;
  color: var(--tone);
  background: color-mix(in srgb, var(--tone) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--tone) 20%, transparent);
  margin-bottom: .6rem;
}
.term-card h3 {
  font-size: 1.02rem; font-weight: 700; line-height: 1.35;
  color: var(--fg);
  margin-bottom: .45rem;
}
.term-card p {
  font-size: .875rem; line-height: 1.65;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .glossary-filter {
    top: 68px;
    width: auto;
    border-radius: 16px;
    justify-content: center;
    padding: .45rem;
    margin-bottom: 1.7rem;
  }
  .filter-pill { padding: .45rem .78rem; font-size: .84rem; }
  .term-grid { grid-template-columns: 1fr; }
  .glossary-group { margin-bottom: 2.1rem; }
  .group-icon { width: 34px; height: 34px; font-size: 1rem; }
  .group-title { gap: .45rem; }
  .group-title h2 { font-size: 1.2rem; }
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .term-card, .filter-pill, .filter-pill .filter-dot { transition: none; }
  .term-card:hover { transform: none; }
}

/* 术语卡 → 互动解读 回链（内链） */
.term-readmore{display:inline-block;margin-top:.7rem;font-size:.85rem;font-weight:600;color:var(--primary,#C73E2A);text-decoration:none;}
.term-readmore:hover{text-decoration:underline;}