/* ============================================================
   Proverbs & Idioms (語) — interactive view
   Scoped to #view-yu. Violet accent, distinct from the three
   volume colours (Wu red / Wen indigo / Xiulian pine).
   ============================================================ */
#view-yu{
  --yu-ink:#1a1512; --yu-body:#4b4540; --yu-mut:#9b938a;
  --yu-deep:#4c2a56; --yu-mid:#6d4980; --yu-pale:#8a63a0;
  --yu-soft:#f6f2f7; --yu-soft2:#efe7f2; --yu-line:#e3d6e6; --yu-card:#ffffff;
  --sec:#2e6b3e;  --sec-bg:#e9f1ec; --sec-line:#c7e0cf;
  --late:#8a6a1e; --late-bg:#f5eede; --late-line:#e6d6ab;
  --uns:#a4552b;  --uns-bg:#f7ebe3; --uns-line:#ecceba;
  --oral:#4f6272; --oral-bg:#eceff2; --oral-line:#cfd8de;
  color:var(--yu-ink);
}
#view-yu .yu-han{font-family:'Noto Serif TC','Noto Serif SC',serif}
#view-yu em{font-style:italic}

/* ---------- HERO ---------- */
#view-yu .yu-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--yu-line);
  background:linear-gradient(180deg,#faf7fb 0%, #f6f5f2 100%)}
#view-yu .yu-hero-han{position:absolute;top:50%;left:50%;transform:translate(-50%,-48%);
  font-family:'Noto Serif TC',serif;font-weight:900;font-size:min(60vw,560px);line-height:.8;
  color:var(--yu-deep);opacity:.05;pointer-events:none;user-select:none;z-index:0;white-space:nowrap}
#view-yu .yu-hero-inner{position:relative;z-index:1;max-width:1180px;margin:0 auto;
  padding:96px 28px 20px;display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
#view-yu .yu-eyebrow{font-family:'Inter',sans-serif;font-size:12px;font-weight:600;letter-spacing:.22em;
  text-transform:uppercase;color:var(--yu-deep);margin-bottom:24px}
#view-yu .yu-eyebrow .yu-han{letter-spacing:.05em}
#view-yu .yu-title{font-family:'Spectral',serif;font-weight:800;font-size:clamp(38px,5.4vw,66px);
  line-height:1.04;letter-spacing:-1.3px;margin:0 0 22px;text-wrap:balance}
#view-yu .yu-lede{font-family:'Source Serif 4',serif;font-size:19px;line-height:1.62;color:var(--yu-body);
  max-width:560px;margin:0 0 30px;text-wrap:pretty}
#view-yu .yu-lede em{color:var(--yu-deep)}
#view-yu .yu-stats{display:flex;flex-wrap:wrap;gap:12px 30px}
#view-yu .yu-stat{display:flex;flex-direction:column;gap:2px}
#view-yu .yu-stat b{font-family:'Spectral',serif;font-weight:800;font-size:27px;line-height:1;color:var(--yu-deep)}
#view-yu .yu-stat span{font-family:'Inter',sans-serif;font-size:11.5px;color:var(--yu-mut);letter-spacing:.02em}

/* proverb of the day */
#view-yu .yu-daily{position:relative;z-index:1;max-width:1180px;margin:0 auto;
  padding:8px 28px 60px;display:flex;justify-content:flex-end}
#view-yu .yu-daily-card{background:var(--yu-card);border:1px solid var(--yu-line);
  border-top:3px solid var(--yu-deep);border-radius:16px;padding:26px 28px 22px;width:min(430px,100%);
  box-shadow:0 20px 50px rgba(76,42,86,.10);position:relative}
#view-yu .yu-daily-label{font-family:'Inter',sans-serif;font-size:10.5px;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:var(--yu-mid);display:flex;align-items:center;justify-content:space-between}
#view-yu .yu-daily-chars{font-family:'Noto Serif TC',serif;font-size:clamp(30px,5vw,42px);line-height:1.15;
  color:var(--yu-ink);margin:14px 0 6px;letter-spacing:2px}
#view-yu .yu-daily-py{font-family:'Source Serif 4',serif;font-style:italic;font-size:16px;color:var(--yu-mid)}
#view-yu .yu-daily-lit{font-family:'Source Serif 4',serif;font-size:15px;color:var(--yu-body);margin:12px 0 0;line-height:1.5}
#view-yu .yu-daily-src{font-family:'Inter',sans-serif;font-size:11.5px;color:var(--yu-mut);margin-top:14px;
  display:flex;align-items:center;gap:7px}
#view-yu .yu-daily-actions{display:flex;gap:10px;margin-top:18px}
#view-yu .yu-btn{font-family:'Inter',sans-serif;font-size:13px;font-weight:600;border-radius:8px;cursor:pointer;
  padding:10px 16px;border:1px solid var(--yu-line);background:#fff;color:var(--yu-deep);transition:.15s}
#view-yu .yu-btn:hover{border-color:var(--yu-mid);background:var(--yu-soft)}
#view-yu .yu-btn-solid{background:var(--yu-deep);color:#f6eefb;border-color:var(--yu-deep)}
#view-yu .yu-btn-solid:hover{background:#3c2145;color:#fff}

/* ---------- EXPLAINER ---------- */
#view-yu .yu-explain{max-width:1180px;margin:0 auto;padding:82px 28px 8px}
#view-yu .yu-explain-head{max-width:760px;margin:0 auto 40px;text-align:center}
#view-yu .yu-eyebrow-dark{color:var(--yu-mut)}
#view-yu .yu-h2{font-family:'Spectral',serif;font-weight:800;font-size:clamp(26px,3.6vw,40px);line-height:1.08;
  letter-spacing:-.6px;margin:0 0 16px;text-wrap:balance}
#view-yu .yu-p{font-family:'Source Serif 4',serif;font-size:17px;line-height:1.64;color:var(--yu-body);margin:0;text-wrap:pretty}
#view-yu .yu-genres{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
#view-yu .yu-genre{position:relative;text-align:left;background:var(--yu-card);border:1px solid var(--yu-line);
  border-radius:14px;padding:22px 20px 18px;cursor:pointer;font-family:inherit;overflow:hidden;transition:.18s}
#view-yu .yu-genre:hover{border-color:var(--yu-pale);box-shadow:0 14px 34px rgba(76,42,86,.10);transform:translateY(-2px)}
#view-yu .yu-genre-han{position:absolute;top:-16px;right:2px;font-family:'Noto Serif TC',serif;font-weight:900;
  font-size:92px;line-height:1;color:var(--yu-deep);opacity:.06}
#view-yu .yu-genre-name{font-family:'Spectral',serif;font-weight:700;font-size:19px;color:var(--yu-ink);position:relative}
#view-yu .yu-genre-rom{font-family:'Inter',sans-serif;font-size:11px;font-weight:600;letter-spacing:.12em;
  text-transform:uppercase;color:var(--yu-mid);margin-top:3px;position:relative}
#view-yu .yu-genre-desc{font-family:'Source Serif 4',serif;font-size:13.5px;line-height:1.5;color:var(--yu-body);
  margin:11px 0 0;position:relative}
#view-yu .yu-genre-count{font-family:'Inter',sans-serif;font-size:11.5px;font-weight:600;color:var(--yu-deep);
  margin-top:12px;position:relative;display:inline-flex;align-items:center;gap:6px}

/* status legend */
#view-yu .yu-status-legend{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:26px}
#view-yu .yu-slchip{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--yu-line);
  border-radius:30px;padding:8px 15px 8px 12px;cursor:pointer;font-family:'Inter',sans-serif;transition:.15s}
#view-yu .yu-slchip:hover{border-color:var(--yu-pale);background:var(--yu-soft)}
#view-yu .yu-dot{width:10px;height:10px;border-radius:50%;flex:0 0 auto}
#view-yu .yu-slchip b{font-size:12.5px;font-weight:600;color:var(--yu-ink)}
#view-yu .yu-slchip span{font-size:11.5px;color:var(--yu-mut)}

/* callout */
#view-yu .yu-callout{display:flex;gap:20px;align-items:flex-start;background:#1f1a24;color:#eaddef;
  border-radius:16px;padding:26px 30px;margin-top:8px}
#view-yu .yu-callout-mark{font-family:'Noto Serif TC',serif;font-size:44px;line-height:1;color:#c8a6da;flex:0 0 auto;opacity:.9}
#view-yu .yu-callout-label{font-family:'Inter',sans-serif;font-size:10.5px;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:#b48fca;margin-bottom:8px}
#view-yu .yu-callout-text{font-family:'Source Serif 4',serif;font-size:15.5px;line-height:1.6;margin:0;color:#e2d3e9}
#view-yu .yu-callout-text .yu-han{color:#fff;font-size:17px}
#view-yu .yu-callout-text em{color:#d8b9e8}

/* ---------- COLLECTION ---------- */
#view-yu .yu-collection{max-width:1180px;margin:0 auto;padding:64px 28px 40px;scroll-margin-top:76px}
#view-yu .yu-controls{background:rgba(246,245,242,.92);
  backdrop-filter:blur(9px);border:1px solid var(--yu-line);border-radius:15px;padding:16px 18px;margin-bottom:26px}
#view-yu .yu-search{width:100%;box-sizing:border-box;font-family:'Source Serif 4',serif;font-size:16px;
  padding:12px 16px;border:1px solid var(--yu-line);border-radius:10px;background:#fff;color:var(--yu-ink);outline:none;transition:.15s}
#view-yu .yu-search:focus{border-color:var(--yu-mid);box-shadow:0 0 0 3px rgba(109,73,128,.12)}
#view-yu .yu-filters{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:14px;align-items:center}
#view-yu .yu-fgroup{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
#view-yu .yu-flabel{font-family:'Inter',sans-serif;font-size:10px;font-weight:700;letter-spacing:.13em;
  text-transform:uppercase;color:var(--yu-mut);margin-right:2px}
#view-yu .yu-chip{font-family:'Inter',sans-serif;font-size:12.5px;font-weight:500;cursor:pointer;
  padding:6px 13px;border-radius:20px;border:1px solid var(--yu-line);background:#fff;color:var(--yu-body);transition:.13s;white-space:nowrap}
#view-yu .yu-chip:hover{border-color:var(--yu-pale);color:var(--yu-deep)}
#view-yu .yu-chip.on{background:var(--yu-deep);border-color:var(--yu-deep);color:#f6eefb;font-weight:600}
#view-yu .yu-select{font-family:'Inter',sans-serif;font-size:12.5px;color:var(--yu-body);background:#fff;
  border:1px solid var(--yu-line);border-radius:20px;padding:6px 30px 6px 13px;cursor:pointer;
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='7' viewBox='0 0 10 7'><path d='M1 1l4 4 4-4' stroke='%236d4980' stroke-width='1.6' fill='none' stroke-linecap='round'/></svg>");
  background-repeat:no-repeat;background-position:right 12px center}
#view-yu .yu-meta-row{display:flex;align-items:center;gap:14px;margin-top:14px;flex-wrap:wrap}
#view-yu .yu-count{font-family:'Inter',sans-serif;font-size:12.5px;color:var(--yu-mut);font-weight:500}
#view-yu .yu-count b{color:var(--yu-deep);font-weight:700}
#view-yu .yu-clear,#view-yu .yu-shuffle{font-family:'Inter',sans-serif;font-size:12px;font-weight:600;
  background:none;border:none;color:var(--yu-mid);cursor:pointer;padding:4px 2px;border-bottom:1px solid transparent}
#view-yu .yu-clear:hover,#view-yu .yu-shuffle:hover{border-bottom-color:var(--yu-mid)}

/* grid + flip cards */
#view-yu .yu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(246px,1fr));gap:16px}
#view-yu .yu-card{perspective:1400px;background:none;border:none;padding:0;font-family:inherit;cursor:pointer;
  min-height:266px;text-align:left}
#view-yu .yu-card-inner{position:relative;width:100%;height:100%;min-height:266px;transition:transform .55s cubic-bezier(.4,.1,.2,1);
  transform-style:preserve-3d}
#view-yu .yu-card.flipped .yu-card-inner{transform:rotateY(180deg)}
#view-yu .yu-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  border:1px solid var(--yu-line);border-radius:15px;background:#fff;padding:18px 18px 16px;
  display:flex;flex-direction:column;overflow:hidden}
#view-yu .yu-card:hover .yu-front{border-color:var(--yu-pale);box-shadow:0 16px 38px rgba(76,42,86,.11)}
#view-yu .yu-front{background:linear-gradient(180deg,#ffffff 0%, #fcfafd 100%)}
#view-yu .yu-back{transform:rotateY(180deg);background:linear-gradient(180deg,#fbf8fc 0%,#f6f1f8 100%);border-color:var(--yu-pale)}
#view-yu .yu-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:auto}
#view-yu .yu-gtag{font-family:'Inter',sans-serif;font-size:9.5px;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:var(--yu-mid);background:var(--yu-soft2);border-radius:20px;padding:3px 9px}
#view-yu .yu-vol{font-family:'Inter',sans-serif;font-size:9.5px;font-weight:700;letter-spacing:.06em;color:var(--yu-mut)}
#view-yu .yu-statusdot{display:inline-flex;align-items:center;gap:5px;font-family:'Inter',sans-serif;
  font-size:9.5px;font-weight:600;color:var(--yu-mut)}
#view-yu .yu-chars{font-family:'Noto Serif TC',serif;font-size:34px;line-height:1.16;color:var(--yu-ink);
  letter-spacing:2px;margin:14px 0 8px;word-break:keep-all}
#view-yu .yu-card.len2 .yu-chars{font-size:30px}
#view-yu .yu-card.len3 .yu-chars{font-size:25px}
#view-yu .yu-card.len4 .yu-chars{font-size:21px;line-height:1.34}
#view-yu .yu-py{font-family:'Source Serif 4',serif;font-style:italic;font-size:14.5px;color:var(--yu-mid);line-height:1.4}
#view-yu .yu-lit{font-family:'Source Serif 4',serif;font-size:13.5px;color:var(--yu-body);line-height:1.46;
  margin-top:9px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
#view-yu .yu-flip-hint{font-family:'Inter',sans-serif;font-size:10.5px;color:var(--yu-mut);margin-top:12px;
  display:flex;align-items:center;gap:6px}
#view-yu .yu-flip-hint svg{opacity:.7}
/* back */
#view-yu .yu-back-lbl{font-family:'Inter',sans-serif;font-size:9.5px;font-weight:700;letter-spacing:.13em;
  text-transform:uppercase;color:var(--yu-mid)}
#view-yu .yu-back-mean{font-family:'Source Serif 4',serif;font-size:13.6px;line-height:1.52;color:var(--yu-ink);
  margin:9px 0 auto;display:-webkit-box;-webkit-line-clamp:7;-webkit-box-orient:vertical;overflow:hidden}
#view-yu .yu-back-src{font-family:'Inter',sans-serif;font-size:11px;color:var(--yu-body);line-height:1.45;
  margin-top:10px;padding-top:10px;border-top:1px solid var(--yu-line)}
#view-yu .yu-back-src b{color:var(--yu-deep);font-weight:600}
#view-yu .yu-full{font-family:'Inter',sans-serif;font-size:12px;font-weight:600;color:var(--yu-deep);
  margin-top:10px;display:inline-flex;align-items:center;gap:6px}
#view-yu .yu-empty{text-align:center;font-family:'Source Serif 4',serif;font-size:16px;color:var(--yu-mut);padding:56px 0}

/* cross links */
#view-yu .yu-cross{max-width:1180px;margin:0 auto;padding:26px 28px 92px}
#view-yu .yu-cross-inner{border-top:1px solid var(--yu-line);padding-top:30px;text-align:center}
#view-yu .yu-cross p{font-family:'Source Serif 4',serif;font-size:15.5px;color:var(--yu-body);max-width:600px;margin:0 auto 18px}
#view-yu .yu-cross-links{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
#view-yu .yu-xlink{font-family:'Inter',sans-serif;font-size:13px;font-weight:600;cursor:pointer;background:#fff;
  border:1px solid var(--yu-line);border-radius:9px;padding:11px 17px;transition:.15s}
#view-yu .yu-xlink:hover{border-color:var(--yu-pale);background:var(--yu-soft)}
#view-yu .yu-xlink .yu-han{margin-right:7px}

/* ---------- DRAWER ---------- */
#view-yu .yu-scrim{position:fixed;inset:0;background:rgba(26,21,24,.5);backdrop-filter:blur(2px);z-index:100;
  opacity:0;transition:opacity .28s}
#view-yu .yu-scrim.show{opacity:1}
#view-yu .yu-drawer{position:fixed;top:0;right:0;height:100%;width:min(560px,100%);background:#faf8fb;
  z-index:101;box-shadow:-24px 0 60px rgba(26,21,24,.22);transform:translateX(100%);transition:transform .34s cubic-bezier(.4,.05,.2,1);
  display:flex;flex-direction:column}
#view-yu .yu-drawer.show{transform:translateX(0)}
#view-yu .yu-dhead{padding:24px 30px 20px;border-bottom:1px solid var(--yu-line);position:relative;
  background:linear-gradient(180deg,#f3ecf5,#faf8fb)}
#view-yu .yu-dclose{position:absolute;top:20px;right:22px;width:34px;height:34px;border-radius:50%;
  border:1px solid var(--yu-line);background:#fff;cursor:pointer;color:var(--yu-mid);font-size:16px;line-height:1;transition:.15s}
#view-yu .yu-dclose:hover{background:var(--yu-soft);color:var(--yu-deep)}
#view-yu .yu-dtags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
#view-yu .yu-dtag{font-family:'Inter',sans-serif;font-size:10px;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;border-radius:20px;padding:4px 11px}
#view-yu .yu-dchars{font-family:'Noto Serif TC',serif;font-size:clamp(30px,7vw,44px);line-height:1.16;
  color:var(--yu-ink);letter-spacing:2px;margin:4px 0 8px}
#view-yu .yu-dpy{font-family:'Source Serif 4',serif;font-style:italic;font-size:18px;color:var(--yu-mid)}
#view-yu .yu-dsimp{font-family:'Inter',sans-serif;font-size:12px;color:var(--yu-mut);margin-top:8px}
#view-yu .yu-dsimp .yu-han{font-size:14px;color:var(--yu-body)}
#view-yu .yu-dbody{padding:22px 30px 60px;overflow-y:auto;flex:1}
#view-yu .yu-dsec{margin-bottom:22px}
#view-yu .yu-dsec-lbl{font-family:'Inter',sans-serif;font-size:10.5px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--yu-mid);margin-bottom:8px}
#view-yu .yu-dsec-txt{font-family:'Source Serif 4',serif;font-size:15.5px;line-height:1.66;color:var(--yu-ink);margin:0}
#view-yu .yu-dsec-txt .yu-han{font-size:16.5px}
#view-yu .yu-dsec-txt em{color:var(--yu-deep)}
#view-yu .yu-dcite{font-family:'Inter',sans-serif;font-size:12.5px;line-height:1.6;color:var(--yu-mut);
  background:var(--yu-soft);border-left:2px solid var(--yu-pale);border-radius:0 8px 8px 0;padding:12px 15px;margin-top:10px}
#view-yu .yu-dcite .yu-han{color:var(--yu-body)}

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px){
  #view-yu .yu-hero-inner{grid-template-columns:1fr;gap:28px;padding-top:72px}
  #view-yu .yu-daily{justify-content:flex-start;padding-bottom:48px}
  #view-yu .yu-daily-card{width:100%}
  #view-yu .yu-genres{grid-template-columns:repeat(2,1fr)}
  #view-yu .yu-controls{top:0}
}
@media (max-width:600px){
  #view-yu .yu-hero-inner{padding:60px 20px 8px}
  #view-yu .yu-daily{padding:8px 20px 40px}
  #view-yu .yu-explain{padding:60px 20px 8px}
  #view-yu .yu-collection{padding:48px 20px 32px}
  #view-yu .yu-cross{padding:20px 20px 72px}
  #view-yu .yu-genres{grid-template-columns:1fr}
  #view-yu .yu-callout{flex-direction:column;gap:12px;padding:22px}
  #view-yu .yu-grid{grid-template-columns:1fr;gap:14px}
  #view-yu .yu-card,#view-yu .yu-card-inner{min-height:250px}
  #view-yu .yu-back-mean{-webkit-line-clamp:6}
  #view-yu .yu-stat b{font-size:23px}
  #view-yu .yu-controls{padding:13px 14px}
}
@media (prefers-reduced-motion:reduce){
  #view-yu .yu-card-inner,#view-yu .yu-drawer,#view-yu .yu-scrim{transition:none}
  #view-yu .yu-genre:hover,#view-yu .yu-card:hover .yu-front{transform:none}
}