/* 中文成语俗语页专用样式 —— hub 页与四个主题子页共用。
   类名统一 pv-*（proverb），只服务于成语板块，不牵连其他页面。
   与 assets/simulator.css 保持同一套视觉参数：主色 #b91c1c、底色 #fafaf9、
   圆角 18px、字号节奏沿用站内的 clamp 写法。 */

.pv-hero { background: linear-gradient(135deg, #7f1d1d 0%, #b45309 100%); color: #fff; padding: 58px 0 46px; text-align: center; }
  .pv-hero .badge { display: inline-block; padding: 6px 16px; border-radius: 100px; background: rgba(251,191,36,.18); border: 1px solid rgba(251,191,36,.5); color: #fde68a; font-weight: 700; font-size: 13px; margin-bottom: 14px; }
  .pv-hero h1 { font-size: clamp(25px, 3.8vw, 41px); font-weight: 800; line-height: 1.14; margin-bottom: 13px; }
  .pv-hero h1 .zh { display: block; font-size: .52em; font-weight: 600; opacity: .92; margin-top: 8px; }
  .pv-hero p { font-size: 16.5px; opacity: .93; max-width: 780px; margin: 0 auto; line-height: 1.65; }
  .pv-hero .stats { margin-top: 22px; display: flex; gap: 30px; justify-content: center; flex-wrap: wrap; font-size: 13.5px; }
  .pv-hero .stats b { display: block; font-size: 22px; font-weight: 800; color: #fde68a; }

.pv-sec { padding: 44px 0; }
.pv-sec.alt { background: #fafaf9; }
.pv-h2 { font-size: 23px; font-weight: 800; margin-bottom: 6px; }
.pv-h2 .zh { color: #b91c1c; font-size: .72em; margin-left: 8px; }
.pv-sub { color: #57534e; font-size: 14.5px; margin-bottom: 22px; max-width: 840px; line-height: 1.75; }
.pv-sub a, .pv-body a { color: #b91c1c; font-weight: 600; }

/* ---------- 主题入口卡（hub 页） ---------- */
.pv-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.pv-tcard { display: block; background: #fff; border: 1px solid #e7e5e4; border-radius: 18px; padding: 22px; text-decoration: none; color: inherit; box-shadow: 0 1px 3px rgba(0,0,0,.05); transition: border-color .15s, transform .15s; }
.pv-tcard:hover { border-color: #b91c1c; transform: translateY(-2px); }
.pv-tcard .ic { font-size: 30px; line-height: 1; margin-bottom: 12px; }
.pv-tcard h3 { font-size: 18.5px; font-weight: 800; margin-bottom: 3px; }
.pv-tcard .py { color: #b91c1c; font-size: 13px; font-weight: 600; margin-bottom: 9px; }
.pv-tcard .blurb { color: #57534e; font-size: 13.5px; line-height: 1.65; margin-bottom: 12px; }
.pv-tcard .n { font-size: 12.5px; font-weight: 700; color: #78716c; }

/* ---------- 成语条目卡 ---------- */
.pv-list { display: grid; gap: 14px; }
.pv-card { background: #fff; border: 1px solid #e7e5e4; border-radius: 18px; padding: 20px 22px; box-shadow: 0 1px 3px rgba(0,0,0,.05); }
.pv-card .row1 { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 4px; }
.pv-card .zh { font-size: 25px; font-weight: 800; letter-spacing: .5px; }
.pv-card .py { color: #b91c1c; font-size: 14.5px; font-weight: 600; }
.pv-card .snd { border: 1.5px solid #e7e5e4; background: #fff; border-radius: 100px; padding: 3px 12px; font-size: 13px; cursor: pointer; font-family: inherit; color: #57534e; }
.pv-card .snd:hover { border-color: #b91c1c; color: #b91c1c; }
.pv-card .short { color: #78716c; font-size: 14px; font-style: italic; margin-bottom: 12px; }
.pv-card dl { margin: 0; display: grid; grid-template-columns: 116px 1fr; gap: 7px 14px; font-size: 14px; }
.pv-card dt { color: #78716c; font-weight: 700; font-size: 12.5px; padding-top: 2px; }
.pv-card dd { margin: 0; color: #292524; line-height: 1.65; }
.pv-card .src { color: #57534e; }
.pv-card .note { display: block; margin-top: 6px; font-size: 12.5px; color: #78716c; line-height: 1.6; background: #fcfcfb; border-left: 3px solid #e7e5e4; padding: 8px 11px; border-radius: 0 8px 8px 0; }

/* ---------- 溯源说明块 ---------- */
.pv-provenance { background: #fffbeb; border: 1px solid #fde68a; border-radius: 14px; padding: 18px 20px; }
.pv-provenance h4 { font-size: 15px; font-weight: 800; color: #92400e; margin-bottom: 8px; }
.pv-provenance p { font-size: 13.5px; color: #78350f; line-height: 1.72; }

/* ---------- 相关页 ---------- */
.pv-rel { display: flex; gap: 12px; flex-wrap: wrap; }
.pv-rel a { display: inline-block; padding: 10px 17px; border-radius: 100px; border: 1.5px solid #e7e5e4; background: #fff; color: #57534e; text-decoration: none; font-size: 13.5px; font-weight: 700; }
.pv-rel a:hover { border-color: #b91c1c; color: #b91c1c; }

@media (max-width: 640px) {
  .pv-card dl { grid-template-columns: 1fr; gap: 3px 0; }
  .pv-card dt { padding-top: 8px; }
  .pv-hero { padding: 42px 0 34px; }
  .pv-sec { padding: 34px 0; }
}