:root{
  --tapv-navy:#0b2a4a;--tapv-blue:#164c7e;--tapv-gold:#e49a16;--tapv-gold-dark:#b97005;
  --tapv-cream:#fffaf0;--tapv-bg:#f4f7fb;--tapv-white:#fff;--tapv-text:#172231;
  --tapv-muted:#667085;--tapv-border:#d9e2ec;--tapv-success:#16794b;--tapv-danger:#b42318;
  --tapv-warning:#9a6700;--tapv-radius:18px;--tapv-shadow:0 12px 35px rgba(11,42,74,.12)
}
*{box-sizing:border-box}
.tapv-app{font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--tapv-text);background:var(--tapv-bg);min-height:100vh;line-height:1.55}
.tapv-app button,.tapv-app input,.tapv-app select,.tapv-app textarea{font:inherit}
.tapv-app button{cursor:pointer}
.tapv-shell{max-width:1280px;margin:0 auto;padding:0 20px}
.tapv-topbar{background:var(--tapv-navy);color:#fff;position:sticky;top:0;z-index:40;box-shadow:0 4px 18px rgba(0,0,0,.18)}
.tapv-topbar-inner{min-height:76px;display:flex;align-items:center;gap:18px;justify-content:space-between}
.tapv-brand{display:flex;align-items:center;gap:12px;min-width:0}
.tapv-brand img{height:50px;width:auto;max-width:150px;object-fit:contain;background:#fff;border-radius:10px;padding:4px}
.tapv-brand-copy{min-width:0}
.tapv-brand-copy strong{display:block;font-size:1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tapv-brand-copy span{font-size:.78rem;color:#d9e7f5}
.tapv-nav{display:flex;gap:8px;flex-wrap:wrap}
.tapv-btn{border:0;border-radius:12px;padding:11px 16px;font-weight:700;transition:.2s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.tapv-btn:focus-visible,.tapv-input:focus-visible,.tapv-select:focus-visible,.tapv-textarea:focus-visible{outline:3px solid rgba(228,154,22,.45);outline-offset:2px}
.tapv-btn-primary{background:var(--tapv-gold);color:#172231}
.tapv-btn-primary:hover{background:#f2b23d;transform:translateY(-1px)}
.tapv-btn-secondary{background:#fff;color:var(--tapv-navy);border:1px solid var(--tapv-border)}
.tapv-btn-secondary:hover{background:#edf4fb}
.tapv-btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}
.tapv-btn-ghost:hover,.tapv-btn-ghost.is-active{background:#fff;color:var(--tapv-navy)}
.tapv-btn-danger{background:var(--tapv-danger);color:#fff}
.tapv-btn[disabled]{cursor:not-allowed;opacity:.55;transform:none}
.tapv-hero{background:linear-gradient(135deg,var(--tapv-navy),var(--tapv-blue));color:#fff;padding:56px 0;position:relative;overflow:hidden}
.tapv-hero:after{content:"";position:absolute;right:-90px;top:-150px;width:420px;height:420px;border:70px solid rgba(228,154,22,.16);border-radius:50%}
.tapv-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.4fr .8fr;gap:34px;align-items:center}
.tapv-kicker{display:inline-flex;background:rgba(228,154,22,.16);border:1px solid rgba(228,154,22,.55);padding:7px 12px;border-radius:999px;color:#ffe0a3;font-weight:700;font-size:.86rem}
.tapv-hero h1{font-size:clamp(2rem,4vw,4.2rem);line-height:1.05;margin:18px 0 16px}
.tapv-hero p{font-size:1.08rem;max-width:760px;color:#e7f0f9}
.tapv-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.tapv-hero-panel{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:24px;padding:24px;backdrop-filter:blur(8px)}
.tapv-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.tapv-metric{background:rgba(255,255,255,.09);padding:16px;border-radius:16px;border:1px solid rgba(255,255,255,.12)}
.tapv-metric strong{display:block;font-size:1.7rem;color:#ffd184}
.tapv-main{padding:34px 0 70px}
.tapv-section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:20px}
.tapv-section-head h2,.tapv-section-head h1{margin:0;color:var(--tapv-navy)}
.tapv-section-head p{margin:6px 0 0;color:var(--tapv-muted)}
.tapv-toolbar{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:22px}
.tapv-input,.tapv-select,.tapv-textarea{width:100%;border:1px solid var(--tapv-border);border-radius:12px;background:#fff;padding:12px 14px;color:var(--tapv-text)}
.tapv-search{max-width:440px}
.tapv-unit-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.tapv-unit-card{background:#fff;border:1px solid var(--tapv-border);border-radius:var(--tapv-radius);padding:20px;box-shadow:0 6px 20px rgba(11,42,74,.06);display:flex;flex-direction:column;gap:14px;min-height:255px}
.tapv-unit-card:hover{border-color:#9ab5ce;box-shadow:var(--tapv-shadow)}
.tapv-unit-number{width:46px;height:46px;border-radius:14px;background:var(--tapv-navy);color:#fff;display:grid;place-items:center;font-weight:800}
.tapv-unit-card h3{margin:0;color:var(--tapv-navy);font-size:1.08rem}
.tapv-unit-card p{margin:0;color:var(--tapv-muted);font-size:.92rem}
.tapv-card-foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;gap:12px}
.tapv-chip{display:inline-flex;align-items:center;gap:5px;padding:5px 9px;border-radius:999px;background:#edf4fb;color:var(--tapv-blue);font-size:.78rem;font-weight:700}
.tapv-chip-gold{background:#fff2d7;color:#7a4a00}
.tapv-chip-success{background:#e7f6ee;color:var(--tapv-success)}
.tapv-progress-track{height:9px;background:#e7edf4;border-radius:999px;overflow:hidden}
.tapv-progress-bar{height:100%;background:var(--tapv-gold);width:0;transition:width .25s}
.tapv-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:24px}
.tapv-sidebar{background:#fff;border:1px solid var(--tapv-border);border-radius:var(--tapv-radius);padding:18px;height:max-content;position:sticky;top:98px}
.tapv-sidebar h3{margin:0 0 12px;color:var(--tapv-navy)}
.tapv-sidebar-list{display:grid;gap:6px;max-height:64vh;overflow:auto;padding-right:4px}
.tapv-sidebar-item{border:0;background:transparent;text-align:left;padding:10px 11px;border-radius:10px;color:var(--tapv-text)}
.tapv-sidebar-item:hover,.tapv-sidebar-item.is-active{background:#edf4fb;color:var(--tapv-blue);font-weight:700}
.tapv-content{min-width:0}
.tapv-panel{background:#fff;border:1px solid var(--tapv-border);border-radius:var(--tapv-radius);padding:24px;margin-bottom:20px;box-shadow:0 5px 18px rgba(11,42,74,.05)}
.tapv-panel h2,.tapv-panel h3{color:var(--tapv-navy);margin-top:0}
.tapv-focus{border-left:6px solid var(--tapv-gold);background:var(--tapv-cream)}
.tapv-objectives{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.tapv-objective{background:#fff;border:1px solid #f0d59e;border-radius:14px;padding:14px}
.tapv-verb-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.tapv-verb-card{border:1px solid var(--tapv-border);border-radius:16px;padding:18px;background:#fff}
.tapv-verb-head{display:flex;align-items:start;justify-content:space-between;gap:12px}
.tapv-verb-head h3{margin:0;text-transform:lowercase;font-size:1.35rem}
.tapv-icon-btn{border:1px solid var(--tapv-border);background:#fff;border-radius:10px;padding:8px 10px;color:var(--tapv-blue)}
.tapv-icon-btn:hover{background:#edf4fb}
.tapv-definition{margin:12px 0}
.tapv-forms{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;font-size:.86rem}
.tapv-form-item{background:#f7f9fc;border-radius:10px;padding:9px}
.tapv-example{background:#f7f9fc;border-left:4px solid #9ab5ce;padding:10px 12px;margin-top:9px;border-radius:0 10px 10px 0}
.tapv-activity-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.tapv-activity{border:1px solid var(--tapv-border);border-radius:16px;padding:18px;background:#fff}
.tapv-activity .tapv-icon{font-size:1.8rem}
.tapv-question-card{border:1px solid var(--tapv-border);border-radius:16px;padding:20px;background:#fff}
.tapv-option{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--tapv-border);border-radius:12px;padding:12px;margin:10px 0;background:#fff}
.tapv-option:hover{border-color:#8ca9c4;background:#f8fbff}
.tapv-option input{margin-top:4px}
.tapv-feedback{margin-top:14px;padding:13px 14px;border-radius:12px}
.tapv-feedback.good{background:#e7f6ee;color:#0d5b37}
.tapv-feedback.bad{background:#fdecec;color:#8a1c13}
.tapv-quiz-top{display:flex;justify-content:space-between;gap:14px;align-items:center;flex-wrap:wrap}
.tapv-question-nav{display:flex;gap:7px;flex-wrap:wrap;margin:18px 0}
.tapv-qdot{width:35px;height:35px;border:1px solid var(--tapv-border);background:#fff;border-radius:9px;font-weight:700}
.tapv-qdot.is-current{background:var(--tapv-navy);color:#fff}
.tapv-qdot.is-answered{border-color:var(--tapv-success);box-shadow:inset 0 -4px 0 #8ed3b3}
.tapv-quiz-actions{display:flex;justify-content:space-between;gap:12px;margin-top:20px;flex-wrap:wrap}
.tapv-result-hero{display:grid;grid-template-columns:180px 1fr;gap:24px;align-items:center}
.tapv-score-ring{width:160px;height:160px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--tapv-gold) var(--score),#e8edf3 0);position:relative}
.tapv-score-ring:after{content:"";position:absolute;width:122px;height:122px;background:#fff;border-radius:50%}
.tapv-score-ring strong{position:relative;z-index:1;font-size:2rem;color:var(--tapv-navy)}
.tapv-breakdown{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}
.tapv-breakdown-item{background:#f7f9fc;border-radius:14px;padding:14px}
.tapv-breakdown-item strong{display:block;font-size:1.25rem;color:var(--tapv-navy)}
.tapv-profile-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.tapv-glossary-list{display:grid;gap:12px}
.tapv-glossary-row{display:grid;grid-template-columns:180px 1fr auto;gap:16px;align-items:start;background:#fff;border:1px solid var(--tapv-border);border-radius:14px;padding:16px}
.tapv-empty{text-align:center;padding:48px 20px;color:var(--tapv-muted)}
.tapv-toast{position:fixed;right:20px;bottom:20px;max-width:360px;background:var(--tapv-navy);color:#fff;padding:14px 16px;border-radius:12px;box-shadow:var(--tapv-shadow);z-index:99}
.tapv-hidden{display:none!important}
.tapv-footer{background:#081f37;color:#d9e7f5;padding:30px 0}
.tapv-footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.tapv-small{font-size:.84rem;color:var(--tapv-muted)}
.tapv-live{min-height:1px}
@media(max-width:980px){
  .tapv-unit-grid{grid-template-columns:repeat(2,1fr)}
  .tapv-hero-grid,.tapv-layout{grid-template-columns:1fr}
  .tapv-sidebar{position:static}
  .tapv-sidebar-list{max-height:none;grid-template-columns:repeat(2,1fr)}
  .tapv-objectives,.tapv-activity-grid{grid-template-columns:1fr}
}
@media(max-width:720px){
  .tapv-shell{padding:0 14px}
  .tapv-topbar-inner{align-items:flex-start;padding:12px 0;flex-direction:column}
  .tapv-brand img{height:42px;max-width:125px}
  .tapv-unit-grid,.tapv-verb-grid,.tapv-profile-grid,.tapv-breakdown{grid-template-columns:1fr}
  .tapv-hero{padding:38px 0}
  .tapv-hero-panel{display:none}
  .tapv-section-head,.tapv-result-hero{display:block}
  .tapv-score-ring{margin:0 auto 20px}
  .tapv-glossary-row{grid-template-columns:1fr}
  .tapv-sidebar-list{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media print{.tapv-topbar,.tapv-footer,.tapv-btn,.tapv-sidebar{display:none!important}.tapv-app{background:#fff}.tapv-panel{box-shadow:none}}

.tapv-brand .tapv-wesco-img{max-width:190px;object-fit:contain}
@media(max-width:720px){.tapv-brand .tapv-wesco-img{max-width:145px}}
.tapv-loading,.tapv-load-error{font-family:Inter,Segoe UI,Arial,sans-serif;padding:24px;border:1px solid #d9e2ec;border-radius:14px;background:#fff;color:#0b2a4a;text-align:center}
.tapv-loading:before{content:"";display:inline-block;width:18px;height:18px;margin-right:10px;border:3px solid #d9e2ec;border-top-color:#e49a16;border-radius:50%;vertical-align:-4px;animation:tapv-spin .8s linear infinite}
.tapv-load-error{border-color:#f0b4af;background:#fff5f4;color:#8a1c13}
@keyframes tapv-spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.tapv-loading:before{animation:none}}