/* 9Prep — Trang Demo Listening (template page-9p-demo-listening.php, body.np-demo-listening)
   Prefix riêng: .np-dm-   ·   Token màu/font kế thừa từ 9p-chrome.css
   File tự chứa đủ: phần đầu lặp lại vài component dùng chung với trang demo Reading
   (9p-demo.css) vì mỗi template chỉ nạp đúng một file CSS theo slug. */

/* 3 màu riêng cho 3 kỹ năng nghe */
.np-demo-listening{--np-blue:#2c5a8a;--np-blue-soft:#eaf1f8}
.np-dm-sk1{color:var(--np-brand)}

/* =========================================================
   DÙNG CHUNG VỚI TRANG DEMO READING
   ========================================================= */
.np-dm-proof{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:26px}
.np-dm-proof span{display:inline-flex;align-items:center;gap:8px;padding:8px 15px;
  border:1px solid rgba(255,255,255,.16);border-radius:999px;
  background:rgba(255,227,74,.1);font-size:13.5px;font-weight:600;color:rgba(255,255,255,.86)}
.np-dm-proof span::before{content:"✓";color:var(--np-yellow);font-weight:800}

.np-dm-types{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;text-align:left}
.np-dm-type{display:flex;flex-direction:column;padding:20px 22px;
  background:#fff;border:1px solid var(--np-line);border-radius:14px;
  transition:border-color .16s,transform .16s,box-shadow .16s}
.np-dm-type:hover{border-color:var(--np-brand);transform:translateY(-2px);
  box-shadow:0 16px 34px -18px rgba(200,68,44,.45)}
.np-dm-type-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.np-page main .np-dm-type h3{font-size:16px;line-height:1.25;letter-spacing:-.015em;margin:0}
.np-page main .np-dm-type p{flex:1 1 auto;font-size:15.5px;line-height:1.5;color:var(--np-ink2);margin:0}
.np-dm-tag{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  height:23px;padding:0 9px;border-radius:6px;background:var(--np-brand-soft);
  font-family:var(--np-display);font-size:10.5px;font-weight:800;letter-spacing:.07em;color:var(--np-brand)}
.np-page a.np-dm-try{align-self:flex-start;margin-top:16px;padding:9px 19px;font-size:14px}
.np-dm-try i{font-style:normal;display:inline-block;transition:transform .16s;margin-left:5px}
.np-dm-try:hover i{transform:translateX(3px)}

.np-dm-pro{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;text-align:left}
.np-page main .np-dm-pro h2{font-size:clamp(28px,3vw,38px);line-height:1.16;
  letter-spacing:-.035em;color:#fff;margin:0 0 16px}
.np-dm-pro h2 em{font-style:normal;color:var(--np-yellow)}
.np-page main .np-dm-pro-text p{font-size:18px;line-height:1.68;color:rgba(255,255,255,.8);margin:0 0 26px}
.np-dm-pro-text .np-eyebrow{color:var(--np-yellow)}
.np-dm-pro-text .np-btn i{font-style:normal;display:inline-block;transition:transform .16s;margin-left:7px}
.np-dm-pro-text .np-btn:hover i{transform:translateX(3px)}
.np-dm-pro-list{padding:30px 32px;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);border-radius:18px}
.np-dm-pro-head{font-family:var(--np-display);font-size:11px;font-weight:800;
  letter-spacing:.18em;text-transform:uppercase;color:var(--np-yellow);margin-bottom:16px}
.np-dm-pro-item{display:flex;align-items:flex-start;gap:14px;padding:11px 0;
  border-bottom:1px solid rgba(255,255,255,.08);font-size:16px;line-height:1.5;color:rgba(255,255,255,.9)}
.np-dm-pro-item:last-child{border-bottom:0}
.np-dm-pro-item b{color:#fff}
.np-dm-pro-num{flex:0 0 26px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,227,74,.18);color:var(--np-yellow);
  font-family:var(--np-display);font-size:12px;font-weight:800;margin-top:1px}

/* =========================================================
   RIÊNG TRANG LISTENING
   ========================================================= */

/* --- Nhãn kỹ năng trên thẻ dạng bài --- */
.np-dm-tag[data-sk="2"]{background:var(--np-blue-soft);color:var(--np-blue)}
.np-dm-tag[data-sk="3"]{background:var(--np-green-soft);color:var(--np-green)}
.np-dm-sklabels{display:flex;flex-wrap:wrap;gap:5px;margin:0 0 9px}
.np-dm-sklabel{padding:3px 9px;border-radius:999px;
  font-family:var(--np-display);font-size:10.5px;font-weight:800;letter-spacing:.07em;
  text-transform:uppercase;background:var(--np-brand-soft);color:var(--np-brand)}
.np-dm-sklabel[data-sk="2"]{background:var(--np-blue-soft);color:var(--np-blue)}
.np-dm-sklabel[data-sk="3"]{background:var(--np-green-soft);color:var(--np-green)}

/* --- 3 kỹ năng nghe --- */
.np-dm-skills{display:flex;flex-direction:column;gap:16px;max-width:880px;
  margin-inline:auto;text-align:left}
.np-dm-sk{display:grid;grid-template-columns:52px 1fr;gap:0 20px;padding:24px 26px;
  background:#fff;border:1px solid var(--np-line);border-radius:18px;box-shadow:var(--np-shadow)}
.np-dm-sk{--sk:var(--np-brand)}
.np-dm-sk[data-sk="2"]{--sk:var(--np-blue)}
.np-dm-sk[data-sk="3"]{--sk:var(--np-green)}
.np-dm-sk-num{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--sk);color:#fff;font-family:var(--np-display);font-size:15px;font-weight:800}
.np-page main .np-dm-sk h3{font-size:21px;line-height:1.3;letter-spacing:-.02em;margin:0}
.np-page main .np-dm-sk-body p{font-size:17px;line-height:1.6;color:var(--np-ink2);margin:7px 0 0}
.np-page main .np-dm-sk-where{font-size:15.5px;color:var(--np-muted);margin-top:10px}
.np-dm-sk-where b{color:var(--np-ink2);font-weight:700}
.np-dm-sk-types{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.np-dm-sk-types span{padding:4px 10px;border-radius:7px;background:var(--np-cream);
  border:1px solid var(--np-line);font-size:13px;font-weight:600;color:var(--np-ink2)}
.np-dm-sk-types span.is-soon{background:transparent;border-style:dashed;color:var(--np-muted)}

/* --- 4 nguyên tắc chọn bài --- */
.np-dm-rules{display:grid;grid-template-columns:1fr 1fr;gap:18px;
  max-width:980px;margin-inline:auto;text-align:left;align-items:start}
.np-dm-rule{padding:26px 28px;background:#fff;border:1px solid var(--np-line);
  border-radius:18px;box-shadow:var(--np-shadow)}
.np-dm-rule-n{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:11px;
  background:var(--np-brand-soft);color:var(--np-brand);
  font-family:var(--np-display);font-size:13px;font-weight:800;margin-bottom:12px}
.np-page main .np-dm-rule h3{font-size:20px;line-height:1.3;letter-spacing:-.02em;margin:0}
.np-dm-rule-sub{display:block;margin-top:5px;font-family:var(--np-display);font-size:11px;
  font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--np-brand)}
.np-page main .np-dm-rule > p{font-size:16.5px;line-height:1.62;color:var(--np-ink2);margin:11px 0 0}
.np-dm-rule-do{margin-top:14px;padding:12px 15px;background:var(--np-cream);
  border-left:3px solid var(--np-brand);border-radius:0 10px 10px 0}
.np-page main .np-dm-rule-do p{font-size:15.5px;line-height:1.55;color:var(--np-ink2);margin:0}
.np-dm-rule-do b{color:var(--np-brand)}

/* --- Minh hoạ 3 tầng độc lập --- */
.np-dm-lvls{margin-top:15px;padding-top:15px;border-top:1px dashed var(--np-line)}
.np-dm-lvl{margin-bottom:10px}
.np-dm-lvl:last-child{margin-bottom:0}
.np-dm-lvl{--sk:var(--np-brand)}
.np-dm-lvl[data-sk="2"]{--sk:var(--np-blue)}
.np-dm-lvl[data-sk="3"]{--sk:var(--np-green)}
.np-dm-lvl-head{display:flex;justify-content:space-between;gap:10px;margin-bottom:5px;
  font-size:13.5px;font-weight:700;color:var(--np-ink2)}
.np-dm-lvl-head span{font-weight:600;color:var(--np-muted)}
.np-dm-lvl-track{height:8px;border-radius:999px;background:var(--np-cream2);overflow:hidden}
.np-dm-lvl-track i{display:block;height:100%;border-radius:999px;background:var(--sk)}

/* ---------- Responsive ---------- */
@media(max-width:1040px){.np-dm-types{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){
  .np-dm-pro{grid-template-columns:1fr;gap:32px}
  .np-dm-rules{grid-template-columns:1fr;max-width:620px}
}
@media(max-width:640px){
  .np-dm-types{grid-template-columns:1fr}
  .np-dm-proof{display:grid;justify-content:stretch;max-width:320px;margin-inline:auto}
  .np-dm-proof span{justify-content:flex-start}
  .np-dm-sk{grid-template-columns:40px 1fr;gap:0 14px;padding:22px 20px}
  .np-dm-sk-num{width:36px;height:36px;font-size:13px;border-radius:10px}
  .np-page main .np-dm-sk h3{font-size:19px}
  .np-dm-rule{padding:22px 22px}
  .np-dm-pro-list{padding:24px 22px}
}

/* --- Thẻ dạng bài chưa có link --- */
.np-dm-type.is-soon{background:var(--np-cream);border-style:dashed}
.np-dm-type.is-soon:hover{border-color:var(--np-line);transform:none;box-shadow:none}
.np-page main .np-dm-type.is-soon h3{color:var(--np-muted)}
.np-page main .np-dm-type.is-soon p{color:var(--np-muted)}
.np-dm-type.is-soon .np-dm-tag,.np-dm-type.is-soon .np-dm-sklabel{background:#ece5da!important;color:var(--np-muted)!important}
.np-dm-soon{align-self:flex-start;margin-top:16px;padding:9px 19px;border-radius:999px;
  border:1px dashed var(--np-line);background:transparent;
  font-family:var(--np-display);font-size:13.5px;font-weight:700;color:var(--np-muted)}