/* ==========================================================================
   9Prep — HOMEPAGE (chỉ nạp cho template page-9p-home.php)
   Cần 9p-core.css (tokens, nút, section, header, footer).
   ========================================================================== */

/* ---------- Hero ---------- */
.np-hero{position:relative;overflow:hidden;background:var(--np-dark);color:#fff;padding:78px 0 74px}
.np-hero::before{content:"";position:absolute;width:640px;height:640px;border-radius:50%;left:50%;top:-450px;transform:translateX(-50%);background:radial-gradient(circle,rgba(200,68,44,.28),rgba(200,68,44,0) 68%)}
.np-hero-inner{position:relative;z-index:2;max-width:860px;margin-inline:auto;text-align:center}
.np-hero-kick{display:inline-flex;align-items:center;gap:8px;margin-bottom:18px;padding:6px 14px;border:1px solid rgba(255,255,255,.15);border-radius:999px;font-family:var(--np-display);font-size:11.5px;font-weight:700;color:rgba(255,255,255,.68)}
.np-hero-kick i{width:6px;height:6px;border-radius:50%;background:var(--np-yellow)}
.np-page .np-hero h1{font-size:clamp(42px,5.4vw,70px);line-height:1.03;letter-spacing:-.055em;max-width:820px;margin:0 auto 18px;text-wrap:balance;color:#fff}
.np-hero h1 em{font-style:normal;color:var(--np-yellow)}
.np-page .np-hero-lede{max-width:640px;margin:0 auto 30px;font-size:18px;line-height:1.72;color:rgba(255,255,255,.72)}
.np-hero-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.np-hero-actions .np-btn{min-width:280px}
.np-hero-meta{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 18px;margin-top:20px}
.np-hero-meta span{display:inline-flex;align-items:center;gap:7px;font-size:11.5px;font-weight:600;color:rgba(255,255,255,.56)}
.np-hero-meta i{width:4px;height:4px;border-radius:50%;background:var(--np-yellow)}

/* ---------- Cách luyện: 3 bước ---------- */
.np-progress-wrap{max-width:1080px;margin-inline:auto}
.np-progress-intro{max-width:820px;margin:0 auto 38px;text-align:center}
.np-page .np-progress-intro h2{font-size:clamp(30px,3.2vw,42px);line-height:1.1;letter-spacing:-.038em;max-width:820px;margin:0 auto 14px}
.np-page .np-progress-intro .np-lead{max-width:54ch;margin:0 auto;line-height:1.68}
.np-method-label{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-family:var(--np-display);font-size:11px;font-weight:800;color:var(--np-muted);letter-spacing:.04em}
.np-method-label::before,.np-method-label::after{content:"";width:26px;height:1px;background:var(--np-line)}
.np-progression{max-width:880px;margin:0 auto;display:grid;gap:10px}
.np-step{display:grid;grid-template-columns:46px 1fr auto;gap:14px;align-items:center;padding:17px 18px;background:#fff;border:1px solid var(--np-line);border-radius:14px;box-shadow:0 8px 22px rgba(46,35,25,.035)}
.np-step-num{width:38px;height:38px;display:grid;place-items:center;border-radius:10px;background:var(--np-brand-soft);color:var(--np-brand);font-family:var(--np-display);font-size:12px;font-weight:800}
.np-page .np-step h3{font-size:15px;margin-bottom:3px}
.np-page .np-step p{font-size:18px;color:var(--np-muted)}
.np-step-side{font-family:var(--np-display);font-size:10.5px;font-weight:800;color:var(--np-muted);white-space:nowrap}
.np-step:nth-child(2) .np-step-num{background:var(--np-yellow-soft);color:#6f5a00}
.np-step:nth-child(3) .np-step-num{background:var(--np-green-soft);color:var(--np-green)}

/* ---------- Reading / Listening ---------- */
.np-platform{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:64px;align-items:center}
.np-platform.np-flip .np-copy{order:2}
.np-page .np-platform .np-lead{margin-bottom:20px;max-width:46ch;line-height:1.68}

.np-panel-card{background:#fff;border:1px solid var(--np-line);border-radius:17px;padding:21px;box-shadow:var(--np-shadow)}
.np-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:13px;border-bottom:1px solid var(--np-line);margin-bottom:12px;font-family:var(--np-display);font-size:13px;font-weight:800}
.np-panel-head small{font-family:var(--np-sans);font-size:10.5px;font-weight:500;color:var(--np-muted)}
.np-type-row{display:grid;grid-template-columns:1fr 98px 38px;gap:10px;align-items:center;padding:8px 0}
.np-type-name{font-size:12.5px}

.np-skill-cards{display:grid;gap:10px}
.np-skill-card{background:#fff;border:1px solid var(--np-line);border-radius:14px;padding:17px 18px;box-shadow:0 10px 28px rgba(46,35,25,.05)}
.np-skill-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.np-skill-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;background:var(--np-green-soft);font-family:var(--np-display);font-size:12px;font-weight:800;color:var(--np-green)}
.np-skill-flag{padding:4px 9px;border-radius:999px;background:var(--np-yellow);font-family:var(--np-display);font-size:9.5px;font-weight:800}
.np-page .np-skill-card h3{font-size:15px;margin:11px 0 3px}
.np-page .np-skill-card p{font-size:18px;color:var(--np-muted)}
.np-level{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;padding-top:10px;border-top:1px solid var(--np-line);font-size:11px;color:var(--np-ink2)}
.np-dots{display:flex;gap:4px}
.np-dots i{display:block;width:16px;height:5px;border-radius:999px;background:var(--np-cream2)}
.np-dots i.np-on{background:var(--np-green)}

/* ---------- Lời giải ---------- */
.np-explain-section{padding:76px 0 80px}
.np-explain-head{max-width:700px;margin:0 auto 40px;text-align:center}
.np-page .np-explain-head h2{font-size:clamp(32px,3.7vw,50px);line-height:1.08;letter-spacing:-.045em;margin-bottom:13px}
.np-page .np-explain-head h2 em{color:var(--np-yellow)}
.np-page .np-explain-head .np-lead{max-width:590px;margin-inline:auto;color:rgba(255,255,255,.68);font-size:18px;line-height:1.68}
.np-explain-stage{display:grid;grid-template-columns:minmax(300px,420px) minmax(0,560px);gap:48px;align-items:start;justify-content:center}
.np-explain-benefits{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.np-explain-benefit{min-height:126px;padding:17px 16px;border:1px solid rgba(255,255,255,.1);border-radius:13px;background:rgba(255,255,255,.035)}
.np-n{width:24px;height:24px;display:grid;place-items:center;margin-bottom:11px;border-radius:50%;background:rgba(255,227,74,.14);color:var(--np-yellow);font-family:var(--np-display);font-size:10px;font-weight:800}
.np-page .np-explain-benefit h3{font-size:13px;color:#fff;margin-bottom:4px}
.np-page .np-explain-benefit p{font-size:18px;line-height:1.55;color:rgba(255,255,255,.62)}
.np-answer{width:100%;max-width:560px;background:#fcf7f6;color:var(--np-ink);border-radius:15px;padding:16px;border:1px solid rgba(255,255,255,.08);box-shadow:0 18px 40px rgba(0,0,0,.2)}
.np-answer-status{display:flex;align-items:center;gap:9px;margin-bottom:11px}
.np-answer-num{font-family:var(--np-display);font-size:17px;font-weight:800}
.np-status-pill{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 12px;background:#f8dede;color:#b4372c;font-family:var(--np-display);font-size:12px;font-weight:800}
.np-status-pill i{font-style:normal;font-size:13px;line-height:1}
.np-page .np-q{font-family:var(--np-display);font-size:18px;font-weight:800;line-height:1.42;margin-bottom:11px;color:#202833;max-width:36ch}
.np-answer-row{display:flex;flex-wrap:wrap;align-items:center;gap:7px;margin-bottom:9px;font-size:11.5px;color:#6c7381}
.np-answer-row strong{color:#202833;font-weight:800}
.np-answer-pill{display:inline-flex;align-items:center;justify-content:center;min-height:31px;padding:5px 10px;border-radius:8px;border:1px solid #d9dde4;background:#fff;font-family:var(--np-display);font-size:12.5px;font-weight:800;color:#202833}
.np-answer-pill.np-correct{background:#d8f0df;border-color:#b7dfc2;color:#136b4d}
.np-answer-arrow{font-size:17px;color:#95a0b1;line-height:1}
.np-explain-link{display:inline-block;margin-bottom:9px;font-family:var(--np-display);font-size:10px;font-weight:800;letter-spacing:.05em;color:#2d54d3;text-transform:uppercase}
.np-explain-box{background:#f0ebf0;border-left:4px solid #91b8e8;border-radius:9px;padding:12px}
.np-page .np-explain-box p{font-size:18px;line-height:1.58;color:#253243;margin-bottom:8px}
.np-page .np-explain-box p:last-of-type{margin-bottom:0}
.np-key-red{color:#b13f2e;font-weight:800}
.np-code{display:inline-block;padding:1px 6px;border-radius:6px;background:#f6f2ea;border:1px solid #d5cbb8;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.91em;font-weight:700;color:#222;line-height:1.35}
.np-label{font-family:var(--np-display);font-size:11.5px;font-weight:800;color:#1f2733}
.np-support{display:flex;flex-wrap:wrap;align-items:center;gap:7px;margin-top:10px;padding-top:10px;border-top:1px dashed #d8ceb9;font-size:11px;color:#667084}
.np-support-tag{display:inline-flex;align-items:center;justify-content:center;padding:4px 8px;border-radius:7px;background:#d8ead8;color:#3f6c47;font-family:var(--np-display);font-size:10.5px;font-weight:800}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .np-platform{grid-template-columns:1fr;gap:34px;max-width:720px;margin-inline:auto}
  .np-platform.np-flip .np-copy{order:0}
  .np-explain-stage{grid-template-columns:1fr;max-width:680px;margin-inline:auto;gap:26px}
  .np-explain-benefits{order:2}
  .np-answer{order:1;margin-inline:auto}
  .np-progress-wrap{max-width:760px}
  .np-progress-intro{margin-bottom:28px}
  .np-page .np-progress-intro h2{font-size:clamp(27px,4.6vw,34px);max-width:none}
  .np-progress-intro h2 em{white-space:nowrap}

  .np-page .np-progress-intro .np-lead,.np-progression{max-width:100%}
  .np-hero{padding:68px 0 66px}
}
@media (max-width:680px){
  .np-hero{padding:54px 0 50px}
  .np-page .np-hero h1{font-size:clamp(38px,12vw,50px)}
  .np-page .np-hero-lede{font-size:18px;margin-bottom:24px}
  .np-hero-actions{display:grid;justify-content:stretch}
  .np-hero-actions .np-btn{min-width:0;width:100%}
  .np-step{grid-template-columns:40px 1fr}
  .np-step-side{display:none}
  .np-type-row{grid-template-columns:1fr 72px 31px}
  .np-page .np-explain-head h2{font-size:clamp(30px,10vw,40px)}
  .np-explain-head{margin-bottom:26px}
  .np-explain-benefits{grid-template-columns:1fr}
  .np-explain-benefit{min-height:0}
  .np-answer{max-width:100%;padding:15px}
  .np-explain-section{padding:58px 0}
}
@media (max-width:420px){ .np-progress-intro h2 em{white-space:normal} }