.pua-course{--pua-navy:#10253f;--pua-ink:#1d2b3a;--pua-blue:#eaf3fb;--pua-blue-2:#d9eafb;--pua-white:#ffffff;--pua-soft:#f7fbff;--pua-line:#d8e3ef;--pua-green:#15835a;--pua-green-soft:#e7f6ee;--pua-amber:#b97812;--pua-amber-soft:#fff3dc;--pua-red:#a94442;--pua-radius:24px;--pua-shadow:0 18px 48px rgba(16,37,63,.10);width:100%;background:linear-gradient(180deg,#f7fbff 0%,#eef6fd 44%,#ffffff 100%);color:var(--pua-ink);font-family:Arial,Helvetica,sans-serif;line-height:1.65;padding:34px 0 70px} .pua-course *{box-sizing:border-box} .pua-shell{width:min(1240px,calc(100% - 32px));margin:0 auto} .pua-eyebrow,.pua-panel-kicker,.pua-callout-label{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#356183} .pua-hero{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(320px,.78fr);gap:28px;padding:34px;border:1px solid var(--pua-line);border-radius:32px;background:linear-gradient(135deg,#ffffff 0%,#eef6fd 100%);box-shadow:var(--pua-shadow)} .pua-series-pill{display:inline-flex;padding:10px 15px;border-radius:999px;background:#dbeefa;color:var(--pua-navy);font-weight:800;font-size:.92rem;margin-bottom:16px} .pua-main-title{font-size:clamp(2.15rem,4vw,4.1rem);line-height:1.08;letter-spacing:-.04em;color:var(--pua-navy);margin:0 0 12px} .pua-hero-subtitle{font-size:clamp(1.15rem,2vw,1.45rem);font-weight:800;color:#315d7d;margin:0 0 14px} .pua-hero-copy p{font-size:1.06rem;margin:0 0 16px} .pua-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px} .pua-hero-tags span{display:inline-flex;padding:9px 13px;border:1px solid var(--pua-line);border-radius:999px;background:var(--pua-white);font-size:.92rem;font-weight:700;color:var(--pua-navy)} .pua-hero-panel{padding:24px;border-radius:26px;background:var(--pua-navy);color:#fff;box-shadow:0 18px 36px rgba(16,37,63,.18)} .pua-hero-panel .pua-panel-kicker{color:#c8e1f5} .pua-hero-panel h3{font-size:1.7rem;line-height:1.15;margin:10px 0 16px;color:#fff} .pua-hero-panel ul{margin:0;padding-left:20px} .pua-hero-panel li{margin:0 0 10px} .pua-learning-map{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:24px} .pua-learning-card{position:relative;padding:24px;border:1px solid var(--pua-line);border-radius:24px;background:var(--pua-white);box-shadow:0 12px 28px rgba(16,37,63,.06)} .pua-card-no{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:#dbeefa;color:var(--pua-navy);font-weight:900;margin-bottom:16px} .pua-learning-card h3{font-size:1.28rem;line-height:1.2;margin:0 0 8px;color:var(--pua-navy)} .pua-learning-card p{margin:0} .pua-framework{margin-top:30px;padding:34px;border:1px solid var(--pua-line);border-radius:32px;background:#fff;box-shadow:var(--pua-shadow)} .pua-framework-head h2,.pua-refresh-head h2,.pua-scenario-head h2,.pua-quiz-head h2,.pua-drill h2,.pua-summary h2,.pua-next h2{font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.15;letter-spacing:-.025em;color:var(--pua-navy);margin:9px 0 12px} .pua-framework-head p,.pua-refresh-head p,.pua-scenario-head p,.pua-quiz-head p,.pua-summary p,.pua-next p{margin:0} .pua-framework-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px} .pua-framework-item{display:grid;grid-template-columns:54px minmax(0,1fr);align-items:center;gap:14px;padding:16px;border:1px solid var(--pua-line);border-radius:18px;background:var(--pua-soft)} .pua-framework-item strong{display:flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:18px;background:var(--pua-navy);color:#fff;font-size:1.45rem} .pua-framework-item span{font-weight:700;color:var(--pua-ink)} .pua-refresh-board{margin-top:30px;padding:28px;border:1px solid var(--pua-line);border-radius:28px;background:linear-gradient(135deg,#fff 0%,#f1f8fe 100%)} .pua-refresh-head{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(300px,.7fr);gap:24px;align-items:center} .pua-progress-wrap{padding:18px;border-radius:20px;background:#fff;border:1px solid var(--pua-line)} .pua-progress-meta{display:flex;justify-content:space-between;gap:14px;align-items:center;margin-bottom:12px;color:var(--pua-navy)} .pua-progress-track{width:100%;height:14px;border-radius:999px;background:#e5edf5;overflow:hidden} .pua-progress-fill{width:0;height:100%;border-radius:999px;background:linear-gradient(90deg,#2a7fb6,#15835a);transition:width .28s ease} .pua-article{margin-top:30px;display:flex;flex-direction:column;gap:24px} .pua-section{padding:34px;border:1px solid var(--pua-line);border-radius:32px;background:#fff;box-shadow:0 18px 42px rgba(16,37,63,.07)} .pua-section-head{display:flex!important;align-items:flex-start!important;gap:18px!important;width:100%!important;max-width:100%!important;margin-bottom:24px} .pua-section-head>div{display:block!important;flex:1 1 auto!important;width:100%!important;min-width:0!important;max-width:none!important} .pua-section-head h2,.pua-section-head .pua-section-intro{display:block!important;width:100%!important;max-width:100%!important;white-space:normal!important} .pua-section-no{display:flex;align-items:center;justify-content:center;flex:0 0 58px;width:58px;height:58px;border-radius:20px;background:linear-gradient(135deg,#dbeefa,#c6e3f6);color:var(--pua-navy);font-size:1.28rem;font-weight:900} .pua-section-head h2{font-size:clamp(1.65rem,2.7vw,2.35rem);line-height:1.17;letter-spacing:-.025em;color:var(--pua-navy);margin:0 0 10px} .pua-section-intro{font-size:1.04rem;margin:0;color:#42576d} .pua-content-grid{display:grid;grid-template-columns:minmax(0,1.48fr) minmax(280px,.72fr);gap:24px;align-items:start} .pua-copy h3,.pua-callout h3,.pua-checklist-card h3,.pua-mistakes-wrap h3,.pua-quiz-card h3{font-size:1.28rem;line-height:1.25;color:var(--pua-navy);margin:0 0 10px} .pua-copy p{margin:0 0 16px} .pua-callout,.pua-checklist-card{padding:22px;border-radius:24px;border:1px solid var(--pua-line)} .pua-callout p,.pua-checklist-card p{margin:0} .pua-callout-blue{background:#eef7fe} .pua-callout-amber{background:var(--pua-amber-soft)} .pua-callout-green{background:var(--pua-green-soft)} .pua-checklist-card{background:var(--pua-soft)} .pua-checklist-card ul{margin:14px 0 0;padding-left:20px} .pua-checklist-card li{margin:0 0 10px} .pua-mistakes-wrap{margin-top:22px;padding:22px;border-radius:24px;background:#f8fbfe;border:1px solid var(--pua-line)} .pua-mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px} .pua-mini-card{padding:18px;border-radius:18px;background:#fff;border:1px solid var(--pua-line)} .pua-mini-card strong{display:block;color:var(--pua-navy);margin-bottom:7px} .pua-mini-card p{margin:0} .pua-refresh-btn{appearance:none;border:0;border-radius:999px;padding:13px 18px;margin-top:24px;background:var(--pua-navy);color:#fff;font-size:.97rem;font-weight:800;cursor:pointer;transition:transform .18s ease,background .18s ease} .pua-refresh-btn:hover{transform:translateY(-1px);background:#163455} .pua-refresh-btn.is-done{background:var(--pua-green)} .pua-scenario,.pua-quiz,.pua-drill,.pua-summary,.pua-next{margin-top:30px;padding:34px;border:1px solid var(--pua-line);border-radius:32px;background:#fff;box-shadow:var(--pua-shadow)} .pua-option-grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:22px} .pua-scenario-option,.pua-quiz-options button{appearance:none;width:100%;padding:18px;border:1px solid var(--pua-line);border-radius:20px;background:var(--pua-soft);color:var(--pua-ink);font-size:1rem;font-weight:700;text-align:left;cursor:pointer;transition:border-color .18s ease,transform .18s ease,background .18s ease} .pua-scenario-option:hover,.pua-quiz-options button:hover{transform:translateY(-1px);border-color:#9fc7e7} .pua-scenario-option.is-correct,.pua-quiz-options button.is-correct{background:var(--pua-green-soft);border-color:#8fd0ad} .pua-scenario-option.is-incorrect,.pua-quiz-options button.is-incorrect{background:#fdecec;border-color:#e5b0ae} .pua-feedback,.pua-quiz-feedback{display:none;margin-top:16px;padding:16px;border-radius:18px;font-weight:700} .pua-feedback.show,.pua-quiz-feedback.show{display:block} .pua-feedback.correct,.pua-quiz-feedback.correct{background:var(--pua-green-soft);color:#12563b} .pua-feedback.incorrect,.pua-quiz-feedback.incorrect{background:#fdecec;color:var(--pua-red)} .pua-quiz{background:linear-gradient(180deg,#fff 0%,#f8fbfe 100%)} .pua-quiz-card{margin-top:20px;padding:22px;border:1px solid var(--pua-line);border-radius:24px;background:#fff} .pua-quiz-options{display:grid;gap:12px;margin-top:14px} .pua-drill{background:linear-gradient(135deg,#10253f 0%,#173c63 100%);color:#fff} .pua-drill .pua-eyebrow{color:#bddcf4} .pua-drill h2{color:#fff} .pua-drill-card ol{margin:18px 0 16px;padding-left:22px} .pua-drill-card li{margin:0 0 10px} .pua-drill-card p{margin:0} .pua-summary{background:#eef7fe} .pua-summary-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:24px;align-items:start} .pua-summary ul{margin:0;padding:22px 22px 16px 40px;border-radius:22px;background:#fff;border:1px solid var(--pua-line)} .pua-summary li{margin:0 0 12px} .pua-next{background:#fff8ec} .pua-next p{max-width:900px} @media(max-width:1100px){ .pua-hero,.pua-refresh-head,.pua-summary-grid{grid-template-columns:1fr} .pua-learning-map{grid-template-columns:repeat(2,1fr)} .pua-content-grid{grid-template-columns:1fr} } @media(max-width:980px){ .pua-section-head{flex-direction:column!important;align-items:stretch!important;gap:16px!important} .pua-section-head>div{flex:1 1 100%!important;width:100%!important;min-width:100%!important;max-width:100%!important} .pua-framework-grid{grid-template-columns:1fr} } @media(max-width:760px){ .pua-course{padding:20px 0 46px} .pua-shell{width:min(100% - 20px,1240px)} .pua-hero,.pua-framework,.pua-section,.pua-scenario,.pua-quiz,.pua-drill,.pua-summary,.pua-next,.pua-refresh-board{padding:22px;border-radius:24px} .pua-learning-map,.pua-mini-grid{grid-template-columns:1fr} .pua-framework-item{grid-template-columns:46px minmax(0,1fr)} .pua-framework-item strong{width:46px;height:46px;border-radius:15px} .pua-section-no{width:52px;height:52px;flex-basis:52px} .pua-progress-meta{flex-direction:column;align-items:flex-start} }