/* Kí tự đặc biệt + Chữ kiểu (14/11/2026) — /ki-tu-dac-biet/assets/ktdb.css
   Chỉ phần riêng của cụm công cụ; khung, nút, ô nhập lấy từ /dora-assets/tools/kit.css (t-*).
   Ô kí tự >= 44px để bấm trên điện thoại; khung giữ chỗ trước khi ktdb.js vẽ để trang không nhảy. */
.kd-sym-font,.kd-s,.kd-v,.kd-recent .kd-s{font-family:var(--t-font),"Segoe UI Symbol","Segoe UI Emoji","Apple Symbols","Noto Sans Symbols","Noto Sans Symbols 2","Noto Sans CJK SC","Microsoft YaHei",sans-serif}
.kd-h{font-size:19px;margin:0 0 10px}
.kd-links{display:flex;gap:6px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin:0 0 12px;padding:2px 0}
.kd-links::-webkit-scrollbar{display:none}
.kd-links a{flex:0 0 auto;white-space:nowrap;border:1px solid var(--t-line);background:#fff;border-radius:999px;padding:7px 13px;font-size:14px;color:var(--t-ink);text-decoration:none;min-height:36px;display:inline-flex;align-items:center}
.kd-links a:hover{border-color:var(--t-main);color:var(--t-main)}
.kd-links a.on{background:var(--t-main);border-color:var(--t-main);color:#fff}

/* ---------- tạo tên ---------- */
.kd-gen-in{display:flex;gap:10px 14px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.kd-gen-in .t-input{flex:1 1 240px;font-size:18px}
.kd-gen-in .t-chk{font-size:14px;color:var(--t-mute)}
.kd-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
/* min-height giữ chỗ = số dòng × chiều cao dòng, PHP in thẳng vào style của .kd-list (ktdb_gen_box / ktdb_conv_box) */
.kd-it{display:flex;align-items:center;gap:10px;border:1px solid var(--t-line);border-radius:12px;background:#fff;padding:6px 6px 6px 12px;min-height:52px;cursor:pointer;transition:border-color .12s,background .12s}
.kd-it:hover{border-color:var(--t-main);background:var(--t-main-ll)}
.kd-it:active{background:var(--t-main-l)}
.kd-tx{flex:1;min-width:0;display:flex;flex-direction:column}
.kd-lb{font-size:12px;color:var(--t-mute);line-height:1.3}
.kd-v{font-size:19px;line-height:1.5;overflow-wrap:anywhere;word-break:break-word;color:var(--t-ink)}
.kd-n{flex:0 0 auto;font-size:12px;color:var(--t-mute);white-space:nowrap;font-variant-numeric:tabular-nums}
.kd-it .t-btn.sm{flex:0 0 auto;min-height:40px;padding:6px 14px}
.kd-conv-in{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}
.kd-conv-in textarea.t-input{min-height:84px;font-size:18px}
.kd-conv-in .t-actions{justify-content:space-between}

/* ---------- bảng kí tự ---------- */
.kd-q{margin:0 0 10px}
.kd-recent{display:flex;align-items:center;gap:8px;margin:0 0 10px;min-width:0}
.kd-recent > span{flex:0 0 auto;font-size:13px;font-weight:600;color:var(--t-mute)}
.kd-rrow{display:flex;gap:6px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;min-width:0;padding:2px 0}
.kd-rrow::-webkit-scrollbar{display:none}
.kd-rrow .kd-s{flex:0 0 auto;min-width:44px;width:auto;padding:0 10px}
.kd-chips{display:flex;gap:6px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin:0 -16px 6px;padding:2px 16px 6px}
.kd-chips::-webkit-scrollbar{display:none}
.kd-chip{flex:0 0 auto;white-space:nowrap;border:1px solid var(--t-line);background:#fff;border-radius:999px;padding:8px 14px;font:15px/1.2 var(--t-font);color:var(--t-ink);cursor:pointer;min-height:40px}
.kd-chip:hover{border-color:var(--t-main)}
.kd-chip.on{background:var(--t-main);border-color:var(--t-main);color:#fff}
.kd-body{min-height:420px}
.kd-cat{font-size:18px;margin:18px 0 4px;padding-top:10px;border-top:1px solid var(--t-line)}
.kd-cat:first-child{margin-top:4px;border-top:0;padding-top:0}
.kd-grp h3{font-size:14px;font-weight:600;color:var(--t-mute);margin:12px 0 6px}
.kd-grp h3:empty{display:none}
.kd-syms{display:grid;grid-template-columns:repeat(auto-fill,minmax(46px,1fr));gap:6px}
.kd-s{height:48px;min-width:0;border:1px solid var(--t-line);background:#fff;border-radius:10px;font-size:22px;line-height:1;color:var(--t-ink);cursor:pointer;padding:0 2px;overflow:hidden;white-space:nowrap;text-overflow:clip;transition:border-color .12s,background .12s,transform .08s}
.kd-s:hover{border-color:var(--t-main);background:var(--t-main-ll)}
.kd-s:active{transform:scale(.94);background:var(--t-main-l)}
.kd-s.w{grid-column:span 2;font-size:19px}
.kd-s.xw{grid-column:span 4;font-size:15px}
.kd-blanks{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:8px}
.kd-blank{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:left;border:1px dashed var(--t-line-d);background:#fff;border-radius:12px;padding:12px;cursor:pointer;font:15px/1.4 var(--t-font);color:var(--t-ink)}
.kd-blank:hover{border-color:var(--t-main);background:var(--t-main-ll)}
.kd-blank span{font-size:13px;color:var(--t-mute)}
.kd-blank i{font-style:normal;margin-top:4px}
.kd-warn,.kd-none{font-size:14px;color:var(--t-mute);margin:6px 0 10px}
.kd-none{padding:16px;border:1px dashed var(--t-line-d);border-radius:12px;background:#fff}

/* ---------- bài hướng dẫn ---------- */
.kd-demo{font-size:20px;letter-spacing:.02em}
.t-prose .kd-tbl td:first-child{white-space:nowrap;font-size:18px}
@media (max-width:640px){
  .kd-v{font-size:18px}
  .kd-s{font-size:21px}
  .kd-it{gap:8px;padding-left:10px}
  .kd-n{font-size:11px}
}