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p,.pua-drill-note{color:var(--pua-muted);font-size:1rem;line-height:1.72;margin:0}.pua-air-ready-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:24px}.pua-air-card{border:1px solid var(--pua-line);border-radius:22px;padding:18px;background:#fbfdff;min-height:190px}.pua-air-card span{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:var(--pua-soft);color:var(--pua-navy);font-weight:900;font-size:1.18rem;margin-bottom:14px}.pua-air-card h4{font-size:1.05rem;color:var(--pua-navy);margin:0 0 8px}.pua-air-card p{font-size:.96rem;line-height:1.65;color:var(--pua-muted);margin:0}.pua-air-active{background:linear-gradient(180deg,#ffffff 0%,#eef7fd 100%);border-color:#b9d4e8}.pua-air-active span{background:var(--pua-blue);color:#fff}.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-number{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:58px;height:58px;border-radius:20px;background:linear-gradient(135deg,var(--pua-navy),var(--pua-blue));color:#fff;font-weight:900;font-size:1.03rem;box-shadow:0 12px 28px rgba(18,48,74,.18)}.pua-section-head h2{font-size:clamp(1.55rem,2.8vw,2.45rem);line-height:1.18;letter-spacing:-.03em;color:var(--pua-navy);margin:0 0 10px}.pua-section-intro{font-size:1.04rem;line-height:1.75;color:var(--pua-muted);margin:0}.pua-summary-grid,.pua-two-col{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.pua-summary-card,.pua-soft-card,.pua-decision-card,.pua-callout,.pua-check-panel,.pua-scenario-card,.pua-drill-card{border:1px solid var(--pua-line);border-radius:24px;padding:22px;background:#fbfdff}.pua-soft-card{background:var(--pua-soft)}.pua-summary-card h3,.pua-callout h3,.pua-decision-card h3,.pua-check-panel h3,.pua-scenario-card h3,.pua-drill-card h3,.pua-practice-card h3,.pua-mistake-card h3,.pua-checklist-card h3{font-size:1.22rem;line-height:1.35;color:var(--pua-navy);margin:0 0 12px}.pua-summary-card p,.pua-callout p,.pua-decision-card p,.pua-check-panel p,.pua-scenario-card p,.pua-practice-card p,.pua-mistake-card p,.pua-checklist-card p{font-size:1rem;line-height:1.75;color:var(--pua-muted);margin:0 0 12px}.pua-summary-card p:last-child,.pua-callout p:last-child,.pua-practice-card 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18px}.pua-refresh-btn,.pua-quiz-submit,.pua-timer-btn{background:linear-gradient(135deg,var(--pua-navy),var(--pua-blue));color:#fff;padding:14px 20px;font-size:.98rem;box-shadow:0 12px 24px rgba(18,48,74,.18)}.pua-refresh-btn.is-done{background:linear-gradient(135deg,var(--pua-green),#45997f)}.pua-reset-progress:hover,.pua-refresh-btn:hover,.pua-quiz-submit:hover,.pua-timer-btn:hover,.pua-option-btn:hover{transform:translateY(-1px)}.pua-progress-track{width:100%;height:16px;background:#e7eef5;border-radius:999px;overflow:hidden;margin-bottom:12px}.pua-progress-fill{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--pua-blue),var(--pua-green));border-radius:999px;transition:width .25s ease}.pua-content-stack h3,.pua-two-col h3{font-size:1.26rem;line-height:1.4;color:var(--pua-navy);margin:0 0 12px}.pua-content-stack p,.pua-two-col p{font-size:1rem;line-height:1.82;color:var(--pua-muted);margin:0 0 15px}.pua-callout{background:linear-gradient(180deg,#ffffff 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var(--pua-line);border-radius:24px;padding:22px}.pua-card-tag{background:var(--pua-amber-soft);color:var(--pua-amber)}.pua-better-tag{background:var(--pua-green-soft);color:var(--pua-green);margin-top:8px}.pua-option-grid{display:grid;gap:12px;margin-top:18px}.pua-option-btn{display:block;width:100%;text-align:left;background:var(--pua-soft);color:var(--pua-navy);padding:16px 18px;line-height:1.55;font-size:1rem;border:1px solid var(--pua-line)}.pua-option-btn.is-correct{background:var(--pua-green-soft);border-color:#b7dfd1;color:#155b48}.pua-option-btn.is-wrong{background:#fff0ed;border-color:#efc5bc;color:#8d3828}.pua-feedback{display:none;margin-top:18px;border-radius:20px;padding:16px 18px;font-size:1rem;line-height:1.7}.pua-feedback.is-visible{display:block}.pua-feedback.good{background:var(--pua-green-soft);color:#155b48;border:1px solid #b7dfd1}.pua-feedback.review{background:var(--pua-amber-soft);color:#7b5318;border:1px solid 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48px}.pua-hero,.pua-framework-panel,.pua-learning-summary,.pua-progress-shell,.pua-content-section,.pua-scenario-shell,.pua-quiz-shell,.pua-drill-shell,.pua-next-article{padding:20px;border-radius:24px}.pua-hero-grid,.pua-air-ready-grid{grid-template-columns:1fr}.pua-main-title{font-size:2.1rem}.pua-section-number{width:52px;height:52px;border-radius:18px}.pua-progress-top,.pua-drill-top{align-items:flex-start}.pua-timer{width:72px;height:72px;border-radius:22px;font-size:1.75rem}.pua-refresh-btn,.pua-quiz-submit,.pua-timer-btn,.pua-reset-progress{width:100%;text-align:center;justify-content:center}.pua-option-btn{font-size:.96rem}}