/* =========================================================
   牙齿小宇宙 · 护牙小课堂（learn 视图）
   归属：learn 组。类名统一前缀 .ln-
   依赖：css/theme.css 的设计令牌（--coral / --teal / --ink ...）
   视觉：奶油底 × 珊瑚橘 × 青绿，儿童科普绘本 × 现代 App
   ========================================================= */

/* ---------------- 容器与基础 ---------------- */
.ln-view {
  --ln-shell-max: 1120px;
  display: block;
  position: relative;
}
.ln-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ln-shell {
  max-width: var(--ln-shell-max);
  margin: 0 auto;
  padding: 10px 0 26px;
}
.ln-ic {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: -0.14em;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ln-art-svg { width: 100%; height: 100%; overflow: visible; }
.ln-view :where(h2, h3) { font-family: var(--font-round); }

/* 通用按钮 */
.ln-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: var(--radius-pill);
  font-family: var(--font);
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
  transition: transform .2s var(--ease-spring), box-shadow .2s var(--ease-out), background .2s var(--ease-out), color .2s;
}
.ln-btn .ln-ic { width: 17px; height: 17px; }
.ln-btn:active { transform: scale(.96); }
.ln-btn--primary { background: var(--coral); color: #fff; box-shadow: 0 10px 22px rgba(232, 92, 77, .26); }
.ln-btn--primary:hover { background: var(--coral-deep); box-shadow: 0 14px 28px rgba(232, 92, 77, .32); }
.ln-btn--ghost { background: #fff; border: 1px solid var(--line-strong); color: var(--ink); }
.ln-btn--ghost:hover { box-shadow: var(--shadow-1); }
.ln-btn--soft { background: var(--bg-soft); border: 1px solid var(--line); color: var(--ink); }
.ln-btn--soft:hover { background: #FFE7C9; }
.ln-btn--sm { min-height: 44px; padding: 0 16px; font-size: 13px; }
.ln-btn--lg { min-height: 54px; padding: 0 30px; font-size: 16px; }
.ln-btn--block { width: 100%; }

/* ---------------- Hero ---------------- */
.ln-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 104px;
  grid-template-areas:
    "eyebrow art"
    "title art"
    "sub sub"
    "chips chips";
  gap: 4px 12px;
  align-items: start;
  margin: 4px 0 14px;
  padding: 20px 18px 18px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(61, 48, 33, .07);
  background:
    radial-gradient(420px 220px at 100% 0%, rgba(255, 201, 77, .22), transparent 70%),
    radial-gradient(320px 200px at 0% 100%, rgba(31, 182, 166, .10), transparent 70%),
    #FFFDF8;
  box-shadow: var(--shadow-1);
  overflow: hidden;
}
.ln-hero::before {
  content: "";
  position: absolute;
  right: 88px;
  top: -26px;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: rgba(255, 122, 107, .12);
}
.ln-hero::after {
  content: "";
  position: absolute;
  left: 40%;
  bottom: -22px;
  width: 52px;
  height: 52px;
  border-radius: 18px;
  background: rgba(108, 198, 245, .14);
  transform: rotate(18deg);
}
.ln-eyebrow {
  grid-area: eyebrow;
  justify-self: start;
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, .82);
  border: 1px solid var(--line);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: .07em;
  color: var(--ink-soft);
  max-width: 100%;
}
.ln-eyebrow__en { display: none; }
.ln-eyebrow__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--teal); flex: none; }
.ln-hero__title {
  grid-area: title;
  position: relative;
  z-index: 1;
  margin: 5px 0 3px;
  font-family: var(--font-round);
  font-size: clamp(26px, 4.6vw, 40px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: .01em;
}
.ln-hero__title em {
  font-style: normal;
  color: var(--coral-deep);
  background: linear-gradient(180deg, transparent 62%, rgba(255, 201, 77, .62) 62%);
  border-radius: 4px;
}
.ln-hero__sub {
  grid-area: sub;
  position: relative;
  z-index: 1;
  max-width: 56ch;
  margin-top: 2px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-soft);
}
.ln-hero__chips {
  grid-area: chips;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
  position: relative;
  z-index: 1;
}
.ln-hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border-radius: var(--radius-pill);
  background: #fff;
  border: 1px solid var(--line);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--ink-soft);
  white-space: nowrap;
}
.ln-hero__chip .ln-ic { width: 14px; height: 14px; }
.ln-hero__chip:nth-child(1) .ln-ic { color: var(--coral); }
.ln-hero__chip:nth-child(2) .ln-ic { color: var(--teal); }
.ln-hero__chip:nth-child(3) .ln-ic { color: #E0A21E; }
.ln-hero__art {
  grid-area: art;
  width: 100%;
  align-self: center;
  justify-self: end;
  position: relative;
  z-index: 1;
  animation: ln-float 7s ease-in-out infinite;
}
.ln-hero-svg { width: 100%; height: auto; overflow: visible; }
@keyframes ln-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-7px) rotate(-1.2deg); }
}

/* ---------------- 栏目 Tab ---------------- */
.ln-tabs {
  position: sticky;
  top: calc(var(--header-h, 64px) + 10px);
  z-index: 30;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 4px;
  margin: 0 0 20px;
  padding: 5px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: rgba(255, 249, 240, .86);
  -webkit-backdrop-filter: saturate(1.3) blur(14px);
  backdrop-filter: saturate(1.3) blur(14px);
  box-shadow: 0 8px 24px rgba(87, 62, 38, .09);
}
.ln-tab {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-soft);
  -webkit-tap-highlight-color: transparent;
  transition: background .22s var(--ease-out), color .22s, transform .2s var(--ease-spring), box-shadow .22s;
}
.ln-tab .ln-ic { width: 17px; height: 17px; color: var(--ink-faint); transition: color .22s; }
.ln-tab:active { transform: scale(.96); }
.ln-tab.is-active {
  background: var(--brand-red);
  color: #FFF9F2;
  box-shadow: 0 8px 18px rgba(140, 0, 13, .22);
}
.ln-tab.is-active .ln-ic { color: #F0D49A; }
.ln-tab__label { line-height: 1; }

/* ---------------- 区块标题 ---------------- */
.ln-panel { animation: ln-panel-in .34s var(--ease-out) both; }
.ln-panel[hidden] { display: none; }
@keyframes ln-panel-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
.ln-sec-head { margin: 2px 2px 16px; }
.ln-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--teal-deep);
}
.ln-kicker__no {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--sun-soft);
  color: #8A5A00;
  font-size: 11px;
  letter-spacing: 0;
  font-weight: 800;
}
.ln-sec-title {
  margin: 8px 0 0;
  font-size: clamp(21px, 3.2vw, 28px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: .01em;
}
.ln-sec-sub { margin-top: 5px; font-size: 13px; line-height: 1.6; color: var(--ink-soft); }

/* 主题色调 */
.ln-card--coral, .ln-pcard--coral, .ln-tl-item--coral { --tone: var(--coral); --tone-soft: var(--coral-soft); --tone-deep: var(--coral-deep); }
.ln-card--teal, .ln-pcard--teal, .ln-tl-item--teal { --tone: var(--teal); --tone-soft: var(--teal-soft); --tone-deep: var(--teal-deep); }
.ln-card--sky, .ln-pcard--sky, .ln-tl-item--sky { --tone: var(--sky); --tone-soft: var(--sky-soft); --tone-deep: #2E8FC4; }
.ln-card--sun, .ln-pcard--sun, .ln-tl-item--sun { --tone: #E9A61B; --tone-soft: var(--sun-soft); --tone-deep: #8A5A00; }
.ln-card--lav, .ln-pcard--lav, .ln-tl-item--lav { --tone: var(--lav-deep); --tone-soft: var(--lav); --tone-deep: #6A58CC; }
.ln-card--mint, .ln-pcard--mint, .ln-tl-item--mint { --tone: #2FA98C; --tone-soft: var(--mint); --tone-deep: #1B7A64; }

/* ---------------- 知识卡 ---------------- */
.ln-cards { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; }
.ln-card {
  position: relative;
  min-width: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  transition: box-shadow .26s var(--ease-out), border-color .26s;
  align-self: start;
}
.ln-card:hover { box-shadow: var(--shadow-2); }
.ln-card.is-open { border-color: rgba(61, 48, 33, .14); }
.ln-card__btn {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 44px;
  padding: 14px;
  border-radius: var(--radius-lg);
  text-align: left;
  -webkit-tap-highlight-color: transparent;
  transition: transform .2s var(--ease-spring);
}
.ln-card__btn:active { transform: scale(.99); }
.ln-card__art {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--tone-soft);
  display: grid;
  place-items: center;
  padding: 7px;
  transition: transform .3s var(--ease-spring);
}
.ln-card:hover .ln-card__art { transform: rotate(-3deg) scale(1.03); }
.ln-card.is-open .ln-card__art { transform: rotate(3deg) scale(1.04); }
.ln-card__head { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.ln-card__kicker {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--tone-deep);
}
.ln-card__title {
  font-size: 15.5px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--ink);
}
.ln-card__concl {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-soft);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ln-card.is-open .ln-card__concl { -webkit-line-clamp: unset; display: block; }
.ln-card__more {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  color: var(--ink-faint);
  flex: none;
}
.ln-card__more-label { display: none; font-size: 10px; font-weight: 700; letter-spacing: .02em; white-space: nowrap; }
.ln-card__chev {
  width: 28px;
  height: 28px;
  padding: 6px;
  border-radius: 50%;
  background: var(--bg-soft);
  color: var(--ink-soft);
  transition: transform .3s var(--ease-spring), background .25s, color .25s;
}
.ln-card.is-open .ln-card__chev { transform: rotate(180deg); background: var(--tone); color: #fff; }

.ln-expand {
  max-height: 0;
  overflow: hidden;
  transition: max-height .38s var(--ease-out);
}
.ln-card__detail .ln-expand__in { padding: 2px 14px 16px; }
.ln-points { display: grid; gap: 9px; }
.ln-points li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 12.8px;
  line-height: 1.7;
  color: var(--ink-soft);
}
.ln-points .ln-ic {
  width: 20px;
  height: 20px;
  padding: 4px;
  border-radius: 50%;
  background: var(--tone-soft);
  color: var(--tone-deep);
  stroke-width: 2.6;
  margin-top: 1px;
}
.ln-tip {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  background: var(--tone-soft);
  font-size: 12.2px;
  line-height: 1.65;
  color: var(--ink);
}
.ln-tip__icon { color: var(--tone-deep); display: inline-flex; margin-top: 1px; }
.ln-tip .ln-ic { width: 16px; height: 16px; }

/* ---------------- 换牙时间轴 ---------------- */
.ln-tl-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; align-items: start; }
.ln-compare-wrap { min-width: 0; }
.ln-compare {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  padding: 14px;
}
.ln-compare__tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px;
  padding: 4px;
  border-radius: var(--radius-pill);
  background: var(--bg-soft);
}
.ln-compare__tab {
  min-height: 44px;
  padding: 0 8px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-soft);
  transition: background .22s var(--ease-out), color .22s, box-shadow .22s, transform .18s var(--ease-spring);
}
.ln-compare__tab b { font-size: 15px; color: var(--ink); }
.ln-compare__tab:active { transform: scale(.97); }
.ln-compare__tab.is-active { background: #fff; color: var(--teal-deep); box-shadow: 0 4px 12px rgba(87, 62, 38, .1); }
.ln-compare__tab.is-active b { color: var(--teal-deep); }
.ln-compare__title { margin-top: 12px; font-size: 13px; font-weight: 800; color: var(--ink); }
.ln-compare__desc {
  margin-top: 4px;
  font-size: 11.8px;
  line-height: 1.6;
  color: var(--ink-soft);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ln-compare__jaws { display: grid; gap: 7px; margin-top: 12px; }
.ln-jaw { display: flex; align-items: center; gap: 8px; }
.ln-jaw__label {
  flex: none;
  width: 34px;
  padding: 3px 0;
  border-radius: 8px;
  background: var(--bg);
  font-size: 10.5px;
  font-weight: 800;
  color: var(--ink-faint);
  text-align: center;
}
.ln-jaw__row { display: flex; flex-wrap: wrap; gap: 4px; min-width: 0; }
.ln-jaw__rows { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.ln-jaw { align-items: flex-start; }
.ln-jaw__empty { font-size: 12px; color: var(--ink-faint); }
.ln-tooth-dot {
  width: 22px;
  height: 22px;
  border-radius: 7px;
  background: #fff;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--dot, var(--sun));
  box-shadow: 0 1px 2px rgba(87, 62, 38, .05);
}
.ln-tooth-dot .ln-ic { width: 13px; height: 13px; }
.ln-compare__note {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin-top: 11px;
  padding-top: 10px;
  border-top: 1px dashed var(--line-strong);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--ink-faint);
}
.ln-compare__note .ln-ic { width: 14px; height: 14px; flex: none; margin-top: 1px; }


/* iPad：乳牙/恒牙对比卡内部改为左右两栏 */
@media (min-width: 640px) and (max-width: 1023px) {
  .ln-compare {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    grid-template-areas:
      "tabs tabs"
      "title jaws"
      "desc jaws"
      "note note";
    gap: 4px 26px;
    align-items: start;
  }
  .ln-compare__tabs { grid-area: tabs; }
  .ln-compare__title { grid-area: title; margin-top: 16px; font-size: 14px; }
  .ln-compare__desc {
    grid-area: desc;
    display: block;
    overflow: visible;
    -webkit-line-clamp: unset;
    font-size: 12.5px;
    line-height: 1.7;
  }
  .ln-compare__jaws { grid-area: jaws; margin-top: 16px; gap: 10px; }
  .ln-compare__note { grid-area: note; margin-top: 14px; font-size: 12px; }
  .ln-tooth-dot { width: 26px; height: 26px; border-radius: 8px; }
  .ln-tooth-dot .ln-ic { width: 15px; height: 15px; }
}

/* 时间轴主体 */
.ln-tl {
  position: relative;
  display: grid;
  gap: 12px;
  padding-left: 36px;
}
.ln-tl::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 16px;
  bottom: 16px;
  border-left: 3px dashed #E7D5BA;
  border-radius: 2px;
}
.ln-tl-item {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-1);
  transition: border-color .25s, box-shadow .25s;
}
.ln-tl-item.is-open { border-color: rgba(61, 48, 33, .15); box-shadow: var(--shadow-2); }
.ln-tl-dot {
  position: absolute;
  left: -36px;
  top: 15px;
  width: 29px;
  height: 29px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--tone, var(--teal));
  color: var(--tone-deep, var(--teal-deep));
  display: grid;
  place-items: center;
  box-shadow: 0 2px 6px rgba(87, 62, 38, .08);
}
.ln-tl-dot .ln-ic { width: 14px; height: 14px; }
.ln-tl-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  width: 100%;
  min-height: 44px;
  padding: 13px 15px;
  border-radius: var(--radius-md);
  text-align: left;
  -webkit-tap-highlight-color: transparent;
  transition: transform .2s var(--ease-spring);
}
.ln-tl-head:active { transform: scale(.995); }
.ln-tl-age {
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: var(--tone-soft, var(--teal-soft));
  color: var(--tone-deep, var(--teal-deep));
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: .01em;
  font-feature-settings: "tnum";
}
.ln-tl-title { font-size: 15.5px; font-weight: 800; line-height: 1.35; color: var(--ink); }
.ln-tl-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--ink-faint);
  font-weight: 600;
}
.ln-tl-meta .ln-ic { width: 13px; height: 13px; }
.ln-tl-chev { margin-left: auto; width: 16px; height: 16px; transition: transform .3s var(--ease-spring); }
.ln-tl-item.is-open .ln-tl-chev { transform: rotate(180deg); }
.ln-tl-detail .ln-expand__in { padding: 0 15px 15px; }
.ln-tl-desc { font-size: 12.8px; line-height: 1.75; color: var(--ink-soft); }
.ln-tl-kinds { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 11px; }
.ln-kind-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--bg);
  border: 1px solid var(--line);
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-soft);
}
.ln-kind-chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--chip, var(--sun));
}
.ln-tl-hint {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 10px;
  font-size: 10.5px;
  color: var(--ink-faint);
}
.ln-tl-hint .ln-ic { width: 13px; height: 13px; }
.ln-tl-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; margin-top: 16px; }
.ln-fact {
  padding: 12px 10px;
  border-radius: 18px;
  background: #FFFDF8;
  border: 1px solid var(--line);
  text-align: center;
}
.ln-fact b {
  display: block;
  font-family: var(--font-round);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--coral-deep);
  font-feature-settings: "tnum";
}
.ln-fact:nth-child(2) b { color: var(--teal-deep); }
.ln-fact:nth-child(3) b { color: #C98A0C; }
.ln-fact span { display: block; margin-top: 3px; font-size: 10.5px; line-height: 1.4; color: var(--ink-soft); }
.ln-tl-source {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-top: 13px;
  font-size: 10.5px;
  color: var(--ink-faint);
}
.ln-tl-source .ln-ic { width: 13px; height: 13px; }

/* 数据等待 / 骨架 */
.ln-compare--skeleton { min-height: 240px; display: grid; place-items: center; }
.ln-wait { display: grid; place-items: center; gap: 5px; padding: 26px 12px; text-align: center; }
.ln-wait__tooth {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--sun-soft);
  color: #C98A0C;
  display: grid;
  place-items: center;
  margin-bottom: 4px;
  animation: ln-wake 1.6s ease-in-out infinite;
}
.ln-wait__tooth .ln-ic { width: 26px; height: 26px; }
@keyframes ln-wake {
  0%, 100% { transform: translateY(0) rotate(0); }
  50% { transform: translateY(-5px) rotate(-6deg); }
}
.ln-wait__title { font-size: 14px; font-weight: 800; color: var(--ink); }
.ln-wait__sub { font-size: 12px; color: var(--ink-faint); }
.ln-wait .ln-btn { margin-top: 10px; }
.ln-wait__dots { display: inline-flex; gap: 4px; margin-top: 6px; }
.ln-wait__dots i { width: 6px; height: 6px; border-radius: 50%; background: var(--sun); animation: ln-dot 1.1s ease-in-out infinite; }
.ln-wait__dots i:nth-child(2) { animation-delay: .15s; background: var(--coral); }
.ln-wait__dots i:nth-child(3) { animation-delay: .3s; background: var(--teal); }
@keyframes ln-dot {
  0%, 100% { opacity: .35; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(-4px); }
}
.ln-tl-skeleton { display: grid; gap: 12px; padding-left: 36px; }
.ln-skel-row {
  height: 82px;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--line);
  animation: ln-pulse 1.5s ease-in-out infinite;
}
.ln-skel-row:nth-child(2) { animation-delay: .12s; height: 96px; }
.ln-skel-row:nth-child(3) { animation-delay: .24s; }
.ln-skel-row:nth-child(4) { animation-delay: .36s; height: 90px; }
@keyframes ln-pulse {
  0%, 100% { opacity: .55; }
  50% { opacity: 1; }
}

/* ---------------- 趣味问答 ---------------- */
.ln-quiz-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; align-items: start; }
.ln-quiz-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  padding: clamp(16px, 3vw, 26px);
  min-height: 300px;
}
.ln-quiz-intro { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 6px 0; }
.ln-quiz-intro__badge {
  width: 82px;
  height: 82px;
  border-radius: 50%;
  background: var(--sun-soft);
  color: #C98A0C;
  display: grid;
  place-items: center;
  box-shadow: inset 0 0 0 6px #FFFDF8;
  animation: ln-badge-pop .6s var(--ease-spring) both;
}
.ln-quiz-intro__badge .ln-ic { width: 42px; height: 42px; }
@keyframes ln-badge-pop {
  from { transform: scale(.5) rotate(-12deg); opacity: 0; }
  to { transform: none; opacity: 1; }
}
.ln-quiz-intro__kicker { margin-top: 14px; font-size: 11px; font-weight: 800; letter-spacing: .12em; color: var(--teal-deep); }
.ln-quiz-intro__title { margin-top: 6px; font-size: clamp(20px, 3vw, 25px); font-weight: 800; line-height: 1.35; }
.ln-quiz-intro__sub { margin-top: 8px; max-width: 46ch; font-size: 13px; line-height: 1.7; color: var(--ink-soft); }
.ln-quiz-rules {
  display: grid;
  gap: 8px;
  width: 100%;
  max-width: 380px;
  margin-top: 16px;
  text-align: left;
}
.ln-quiz-rules li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-soft);
}
.ln-quiz-rules .ln-ic {
  width: 18px;
  height: 18px;
  padding: 3px;
  border-radius: 50%;
  background: var(--teal-soft);
  color: var(--teal-deep);
  stroke-width: 2.8;
  margin-top: 1px;
}
.ln-quiz-intro .ln-btn { margin-top: 18px; }
.ln-quiz-intro__hint {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 12px;
  font-size: 11px;
  color: var(--ink-faint);
}
.ln-quiz-intro__hint .ln-ic { width: 13px; height: 13px; }

.ln-quiz-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 13px;
  border-bottom: 1px dashed var(--line-strong);
}
.ln-prog-dots { display: flex; align-items: center; gap: 5px; flex-wrap: nowrap; overflow: hidden; }
.ln-prog-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #EADBC6;
  flex: none;
  transition: background .25s, transform .25s var(--ease-spring);
}
.ln-prog-dot.is-now { background: var(--coral); transform: scale(1.35); box-shadow: 0 0 0 3px var(--coral-soft); }
.ln-prog-dot.is-ok { background: var(--teal); }
.ln-prog-dot.is-bad { background: #D9564A; }
.ln-quiz-count { flex: none; font-size: 11.5px; font-weight: 700; color: var(--ink-faint); font-feature-settings: "tnum"; }
.ln-quiz-count b { color: var(--coral-deep); font-size: 14px; }
.ln-quiz-body { padding-top: 15px; }
.ln-quiz-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  background: var(--lav);
  color: #6A58CC;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: .03em;
}
.ln-quiz-tag .ln-ic { width: 12px; height: 12px; }
.ln-quiz-title {
  margin: 10px 0 14px;
  font-size: clamp(18px, 2.6vw, 23px);
  font-weight: 800;
  line-height: 1.45;
  color: var(--ink);
}
.ln-opts { display: grid; gap: 9px; }
.ln-opt {
  display: flex;
  align-items: center;
  gap: 11px;
  width: 100%;
  min-height: 52px;
  padding: 11px 14px;
  border-radius: 16px;
  border: 1px solid var(--line-strong);
  background: #fff;
  text-align: left;
  font-size: 13.8px;
  line-height: 1.5;
  color: var(--ink);
  -webkit-tap-highlight-color: transparent;
  transition: background .18s, border-color .18s, transform .16s var(--ease-spring), box-shadow .18s;
}
.ln-opt:hover:not(:disabled) { background: #FFFAF2; border-color: rgba(61, 48, 33, .22); box-shadow: 0 4px 14px rgba(87, 62, 38, .06); }
.ln-opt:active:not(:disabled) { transform: scale(.985); }
.ln-opt:disabled { cursor: default; }
.ln-opt__key {
  flex: none;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: var(--bg-soft);
  color: var(--ink-soft);
  font-size: 12.5px;
  font-weight: 800;
}
.ln-opt__txt { flex: 1; min-width: 0; }
.ln-opt__mark { flex: none; width: 20px; height: 20px; display: inline-flex; }
.ln-opt__mark .ln-ic { width: 20px; height: 20px; stroke-width: 2.6; }
.ln-opt.is-correct { border-color: var(--teal); background: var(--teal-soft); }
.ln-opt.is-correct .ln-opt__key { background: var(--teal); color: #fff; }
.ln-opt.is-correct .ln-opt__mark { color: var(--teal-deep); }
.ln-opt.is-wrong { border-color: var(--coral); background: var(--coral-soft); }
.ln-opt.is-wrong .ln-opt__key { background: var(--coral); color: #fff; }
.ln-opt.is-wrong .ln-opt__mark { color: var(--coral-deep); }
.ln-opt.is-dim { opacity: .5; }

.ln-feedback {
  margin-top: 14px;
  padding: 13px 15px;
  border-radius: 16px;
  animation: ln-feedback-in .3s var(--ease-out) both;
}
@keyframes ln-feedback-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.ln-feedback.is-ok { background: var(--teal-soft); border: 1px solid rgba(31, 182, 166, .3); }
.ln-feedback.is-bad { background: var(--coral-soft); border: 1px solid rgba(255, 122, 107, .35); }
.ln-feedback__head { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.ln-feedback__head .ln-ic { width: 18px; height: 18px; stroke-width: 2.5; }
.ln-feedback.is-ok .ln-feedback__head { color: var(--teal-deep); }
.ln-feedback.is-bad .ln-feedback__head { color: var(--coral-deep); }
.ln-feedback__head strong { font-size: 14px; font-weight: 800; }
.ln-feedback__tag {
  margin-left: auto;
  padding: 2px 9px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, .7);
  font-size: 11px;
  font-weight: 800;
  color: inherit;
}
.ln-feedback__text { margin-top: 6px; font-size: 12.5px; line-height: 1.7; color: var(--ink); }
.ln-quiz-actions { display: flex; justify-content: flex-end; margin-top: 15px; }

/* 结果页 */
.ln-result { text-align: center; padding: 4px 0; }
.ln-result__kicker {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
  color: var(--teal-deep);
}
.ln-result__kicker .ln-ic { width: 14px; height: 14px; }
.ln-result__title { margin-top: 8px; font-size: clamp(20px, 3vw, 26px); font-weight: 800; line-height: 1.35; }
.ln-result__sub { margin-top: 6px; font-size: 13px; color: var(--ink-soft); }
.ln-result__score {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  margin-top: 10px;
  font-family: var(--font-round);
  font-feature-settings: "tnum";
}
.ln-result__num { font-size: 58px; font-weight: 800; line-height: 1; color: var(--coral-deep); }
.ln-result__den { font-size: 18px; font-weight: 700; color: var(--ink-faint); }
.ln-result__stars { display: flex; justify-content: center; gap: 8px; margin-top: 6px; }
.ln-result__star { width: 34px; height: 34px; color: #EADBC6; }
.ln-result__star .ln-ic { width: 34px; height: 34px; fill: currentColor; stroke-width: 1.4; }
.ln-result__star.is-on { color: var(--sun); filter: drop-shadow(0 3px 5px rgba(224, 162, 30, .35)); animation: ln-star-pop .55s var(--ease-spring) both; }
.ln-result__star.is-on:nth-child(2) { animation-delay: .12s; }
.ln-result__star.is-on:nth-child(3) { animation-delay: .24s; }
@keyframes ln-star-pop {
  from { transform: scale(0) rotate(-30deg); opacity: 0; }
  to { transform: none; opacity: 1; }
}
.ln-result__stat { margin-top: 8px; font-size: 12.5px; color: var(--ink-soft); }
.ln-result__stat b { color: var(--ink); font-feature-settings: "tnum"; }
.ln-badge-note {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 14px auto 0;
  padding: 8px 15px;
  border-radius: var(--radius-pill);
  background: var(--sun-soft);
  border: 1px solid rgba(224, 162, 30, .26);
  color: #7A5200;
  font-size: 12.5px;
  font-weight: 800;
}
.ln-badge-note .ln-ic { width: 17px; height: 17px; color: #C98A0C; }
.ln-badge-goal {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 14px auto 0;
  padding: 8px 15px;
  border-radius: var(--radius-pill);
  background: var(--bg-soft);
  border: 1px dashed var(--line-strong);
  color: var(--ink-soft);
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.4;
  text-align: left;
}
.ln-badge-goal .ln-ic { width: 16px; height: 16px; color: #C98A0C; flex: none; }
.ln-badge-goal b { color: var(--ink); font-feature-settings: "tnum"; }
.ln-result__actions--fail {
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  margin-top: 22px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.ln-result__actions--fail .ln-btn { width: 100%; min-width: 0; }
.ln-result__actions--fail .ln-btn--primary { min-height: 54px; font-size: 16px; }
.ln-result__actions--fail .ln-btn--ghost { min-height: 44px; }
.ln-result--fail .ln-result__num { color: var(--coral-deep); }
.ln-review {
  margin-top: 20px;
  padding: 14px;
  border-radius: 18px;
  background: var(--bg);
  border: 1px dashed var(--line-strong);
  text-align: left;
}
.ln-review__title { display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 800; color: var(--ink); }
.ln-review__title .ln-ic { width: 15px; height: 15px; color: var(--teal-deep); }
.ln-review ul { display: grid; gap: 12px; margin-top: 10px; }
.ln-review li { padding-bottom: 12px; border-bottom: 1px dashed var(--line); }
.ln-review li:last-child { padding-bottom: 0; border-bottom: 0; }
.ln-review__q { font-size: 12.8px; font-weight: 700; line-height: 1.6; color: var(--ink); }
.ln-review__a { margin-top: 3px; font-size: 12px; color: var(--teal-deep); font-weight: 600; }
.ln-review__e { margin-top: 3px; font-size: 11.5px; line-height: 1.65; color: var(--ink-faint); }
.ln-result__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 20px; }
.ln-result__actions .ln-btn { flex: 1 1 auto; min-width: 150px; }

/* 侧栏贴士 */
.ln-quiz-side { min-width: 0; }
@media (max-width: 1023px) {
  .ln-quiz-layout.is-result .ln-quiz-side { display: none; }
}
.ln-side-kicker {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .05em;
  color: var(--coral-deep);
}
.ln-side-kicker .ln-ic { width: 15px; height: 15px; }
.ln-quiz-side {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  padding: 18px;
}
.ln-side-tips { display: grid; gap: 12px; margin-top: 13px; }
.ln-side-tips li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 12.3px;
  line-height: 1.65;
  color: var(--ink-soft);
}
.ln-side-tips .ln-ic {
  width: 27px;
  height: 27px;
  padding: 6px;
  border-radius: 10px;
  background: var(--bg-soft);
  color: var(--teal-deep);
  flex: none;
}
.ln-side-tips li:nth-child(2) .ln-ic { color: var(--coral-deep); background: var(--coral-soft); }
.ln-side-tips li:nth-child(3) .ln-ic { color: #C98A0C; background: var(--sun-soft); }
.ln-quiz-side .ln-btn { margin-top: 16px; }

/* ---------------- 家长速览 ---------------- */
.ln-parents { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; }
.ln-pcard {
  position: relative;
  overflow: hidden;
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  transition: transform .26s var(--ease-out), box-shadow .26s;
}
.ln-pcard:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }
.ln-pcard::before {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 92px;
  height: 92px;
  border-radius: 50%;
  background: var(--tone-soft);
  opacity: .7;
}
.ln-pcard__top { position: relative; display: flex; align-items: center; gap: 10px; }
.ln-pcard__icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: var(--tone-soft);
  color: var(--tone-deep);
  display: grid;
  place-items: center;
  flex: none;
}
.ln-pcard__icon .ln-ic { width: 22px; height: 22px; }
.ln-pcard__big {
  margin-left: auto;
  padding: 4px 11px;
  border-radius: var(--radius-pill);
  background: #FFFDF8;
  border: 1px solid var(--line);
  font-size: 11.5px;
  font-weight: 800;
  color: var(--tone-deep);
  font-feature-settings: "tnum";
  text-align: right;
}
.ln-pcard__title { position: relative; margin-top: 12px; font-size: 16px; font-weight: 800; line-height: 1.35; }
.ln-pcard__lines { display: grid; gap: 8px; margin-top: 8px; }
.ln-pcard__lines li {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  font-size: 12.3px;
  line-height: 1.68;
  color: var(--ink-soft);
}
.ln-pcard__lines .ln-ic {
  width: 16px;
  height: 16px;
  padding: 2px;
  border-radius: 50%;
  background: var(--tone-soft);
  color: var(--tone-deep);
  stroke-width: 2.6;
  flex: none;
  margin-top: 2px;
}
.ln-pcard--wide .ln-pcard__lines { display: grid; }
.ln-note {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin-top: 14px;
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--ink-faint);
}
.ln-note .ln-ic { width: 14px; height: 14px; flex: none; margin-top: 1px; }

/* ---------------- 平板 ---------------- */
@media (min-width: 640px) {
  .ln-hero {
    grid-template-columns: minmax(0, 1fr) 176px;
    grid-template-areas:
      "eyebrow art"
      "title art"
      "sub sub"
      "chips chips";
    gap: 4px 20px;
    align-items: start;
    padding: 26px 26px 22px;
    border-radius: var(--radius-xl);
  }
  .ln-eyebrow__en { display: inline; }
  .ln-hero__chip { font-size: 12px; padding: 6px 12px; }
  .ln-hero__sub { font-size: 14px; }
  .ln-hero__chip { font-size: 12px; padding: 6px 12px; }
  .ln-tab { font-size: 14px; gap: 7px; }
  .ln-tab .ln-ic { width: 18px; height: 18px; }
  .ln-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .ln-card__btn { grid-template-columns: 76px minmax(0, 1fr) auto; gap: 13px; padding: 15px; }
  .ln-card__art { width: 76px; height: 76px; border-radius: 21px; }
  .ln-card__more-label { display: block; }
  .ln-card__detail .ln-expand__in { padding: 2px 15px 17px 105px; }
  .ln-points li { font-size: 13px; }
  .ln-compare { padding: 16px; }
  .ln-tooth-dot { width: 24px; height: 24px; border-radius: 8px; }
  .ln-tooth-dot .ln-ic { width: 14px; height: 14px; }
  .ln-compare__desc { font-size: 12px; }
  .ln-tl { padding-left: 40px; }
  .ln-tl-dot { left: -40px; width: 31px; height: 31px; }
  .ln-tl::before { left: 15px; }
  .ln-tl-head { padding: 15px 18px; }
  .ln-tl-title { font-size: 16.5px; }
  .ln-tl-detail .ln-expand__in { padding: 0 18px 17px; }
  .ln-tl-desc { font-size: 13.2px; }
  .ln-parents { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .ln-pcard--wide { grid-column: 1 / -1; }
  .ln-pcard--wide .ln-pcard__lines { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 20px; }
  .ln-quiz-intro { padding: 14px 0; }
  .ln-quiz-intro__badge { width: 92px; height: 92px; }
  .ln-quiz-intro__badge .ln-ic { width: 48px; height: 48px; }
  .ln-result__num { font-size: 64px; }
  .ln-result__star, .ln-result__star .ln-ic { width: 38px; height: 38px; }
  .ln-side-tips li, .ln-pcard__lines li { font-size: 12.8px; }
}

/* ---------------- iPad 横屏 / 桌面 ---------------- */
@media (min-width: 1024px) {
  .ln-shell { padding-top: 14px; }
  .ln-hero {
    grid-template-columns: minmax(0, 1fr) 238px;
    grid-template-areas:
      "eyebrow art"
      "title art"
      "sub art"
      "chips art";
    gap: 6px 26px;
    align-items: center;
    padding: 34px 38px 32px;
    margin-bottom: 16px;
  }
  .ln-hero__art { width: 100%; }
  .ln-hero__title { font-size: clamp(34px, 3.4vw, 44px); margin-top: 12px; }
  .ln-hero__sub { font-size: 14.5px; }
  .ln-hero__chips { margin-top: 16px; }
  .ln-hero__chip { font-size: 12.5px; padding: 7px 13px; }
  .ln-tabs {
    grid-template-columns: repeat(4, auto);
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
    padding: 7px;
  }
  .ln-tab { min-height: 46px; font-size: 14.5px; padding: 0 24px; }
  .ln-sec-head { margin-bottom: 20px; }
  .ln-sec-sub { font-size: 13.5px; }
  .ln-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .ln-card__concl { -webkit-line-clamp: 4; }
  .ln-tl-layout { grid-template-columns: 352px minmax(0, 1fr); gap: 22px; }
  .ln-compare-wrap { position: sticky; top: calc(var(--header-h, 64px) + 84px); }
  .ln-tl { gap: 13px; }
  .ln-tl-head {
    display: grid;
    grid-template-columns: minmax(118px, 148px) minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
    padding: 15px 18px;
  }
  .ln-tl-age { justify-self: stretch; text-align: center; padding: 4px 10px; }
  .ln-tl-title { min-width: 0; }
  .ln-tl-desc { max-width: 74ch; }
  .ln-tl-meta { justify-self: end; }
  .ln-tl-chev { margin-left: 2px; }
  .ln-compare__desc { -webkit-line-clamp: unset; display: block; overflow: visible; }
  .ln-fact b { font-size: 24px; }
  .ln-quiz-layout { grid-template-columns: minmax(0, 1fr) 296px; gap: 22px; }
  .ln-quiz-side { position: sticky; top: calc(var(--header-h, 64px) + 84px); }
  .ln-quiz-card { padding: 28px; }
  .ln-parents { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .ln-pcard--wide { grid-column: 1 / -1; }
  .ln-pcard--wide .ln-pcard__lines { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ln-pcard { padding: 20px; }
}

/* ---------------- 大桌面 ---------------- */
@media (min-width: 1280px) {
  .ln-shell { max-width: 1180px; }
}

/* ---------------- 减弱动效 ---------------- */
.ln-reduced .ln-hero__art,
.ln-reduced .ln-wait__tooth,
.ln-reduced .ln-wait__dots i,
.ln-reduced .ln-skel-row { animation: none !important; }
.ln-reduced .ln-expand { transition: none !important; }
.ln-reduced .ln-panel,
.ln-reduced .ln-feedback,
.ln-reduced .ln-quiz-intro__badge,
.ln-reduced .ln-result__star.is-on { animation: none !important; }
@media (prefers-reduced-motion: reduce) {
  .ln-view *,
  .ln-view *::before,
  .ln-view *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .ln-hero__art { animation: none !important; }
}

/* ---------------- 来院就诊信息 ---------------- */
.ln-hosp {
  margin-top: 22px;
  padding: clamp(18px, 2.6vw, 26px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(200, 162, 74, .34);
  background: linear-gradient(150deg, #FFFDFA 0%, #FAF1E2 100%);
  box-shadow: var(--shadow-1);
}
.ln-hosp__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.ln-hosp__kicker { font-size: 12px; font-weight: 800; letter-spacing: .06em; color: var(--brand-red-2); }
.ln-hosp__title { margin-top: 4px; font-family: var(--font-serif); font-size: clamp(20px, 2.2vw, 25px); font-weight: 700; }
.ln-hosp__locs { margin-top: 14px; display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 8px; }
.ln-hosp__locs li {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 2px 10px;
  padding: 9px 12px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  font-size: 12px;
}
.ln-hosp__locs strong { color: var(--brand-red-2); font-size: 12.5px; }
.ln-hosp__locs span { color: var(--ink-soft); line-height: 1.45; }
.ln-hosp__locs a { grid-column: 2; color: var(--ink); font-weight: 700; font-variant-numeric: tabular-nums; }
.ln-hosp__locs a:hover { color: var(--brand-red-2); }
.ln-hosp__note { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; margin-top: 12px; font-size: 11.5px; line-height: 1.7; color: var(--ink-faint); }
.ln-hosp__note .ln-ic { width: 15px; height: 15px; }
.ln-hosp__note a { color: var(--brand-red-2); font-weight: 700; }
.ln-hosp__note a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------------- 小屏微调 ---------------- */
@media (max-width: 1023px) {
  .ln-eyebrow__en { display: none; }
}
@media (max-width: 639px) {
  .ln-hosp__locs { grid-template-columns: 1fr; }
  .ln-hosp__head { align-items: flex-start; }
}
@media (max-width: 359px) {
  .ln-hero { grid-template-columns: minmax(0, 1fr) 94px; }
  .ln-hero__title { font-size: 24px; }
  .ln-card__btn { grid-template-columns: 62px minmax(0, 1fr) auto; gap: 10px; padding: 12px; }
  .ln-card__art { width: 62px; height: 62px; border-radius: 17px; padding: 5px; }
  .ln-card__title { font-size: 14.5px; }
  .ln-card__concl { font-size: 12px; }
  .ln-tl { padding-left: 30px; }
  .ln-tl::before { left: 11px; }
  .ln-tl-dot { left: -30px; width: 26px; height: 26px; border-width: 2.5px; }
  .ln-tl-dot .ln-ic { width: 12px; height: 12px; }
  .ln-tl-meta { font-size: 10.5px; }
  .ln-tl-skeleton { padding-left: 30px; }
  .ln-prog-dots { gap: 4px; }
  .ln-prog-dot { width: 8px; height: 8px; }
  .ln-result__actions .ln-btn { min-width: 100%; }
}