.lesson-card[data-v-f1a9b265]{cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.lesson-card[data-v-f1a9b265]:hover{transform:translateY(-3px);box-shadow:0 6px 20px #0000001a}@keyframes fadeSlideIn-2b426da5{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.summary-pill[data-v-2b426da5]{display:flex;align-items:baseline;gap:6px;padding:6px 14px;border-radius:999px;font-weight:600}.summary-pill-num[data-v-2b426da5]{font-size:1.4rem;font-weight:800;line-height:1}.summary-pill-label[data-v-2b426da5]{font-size:.9rem}.expand-btn[data-v-2b426da5]{transition:filter .15s,box-shadow .15s}.expand-btn[data-v-2b426da5]:hover{filter:brightness(.97);box-shadow:0 3px 12px #0000001a}.expand-btn[data-v-2b426da5]:focus-visible{outline:3px solid #2563eb;outline-offset:2px}.detail-section-heading[data-v-2b426da5]{font-size:1.1rem;font-weight:700;color:#222;border-bottom:1.5px solid rgba(0,0,0,.1);padding-bottom:8px;margin-bottom:14px;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.detail-section-sub[data-v-2b426da5]{font-size:.9rem;font-weight:400;color:#666}.source-grid[data-v-2b426da5]{display:flex;flex-direction:column;gap:10px}.source-row[data-v-2b426da5]{background:#ffffffbf;border:1px solid rgba(0,0,0,.08);border-radius:10px;padding:14px 16px}.source-name[data-v-2b426da5]{font-size:1rem;font-weight:700;color:#222;margin-bottom:6px}.source-chip-wrap[data-v-2b426da5]{margin-bottom:6px}.source-chip[data-v-2b426da5]{display:inline-block;padding:4px 14px;border-radius:999px;font-size:.9rem;font-weight:700}.source-detail[data-v-2b426da5]{font-size:.97rem;color:#444;line-height:1.5}.engine-stats-row[data-v-2b426da5]{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.engine-stat-chip[data-v-2b426da5]{display:inline-block;padding:3px 12px;border-radius:999px;font-size:.85rem;font-weight:600}.engine-stat-chip.danger[data-v-2b426da5]{background:#fde8e8;color:#6b0808;border:1px solid #e8a0a0}.engine-stat-chip.warning[data-v-2b426da5]{background:#fff4d4;color:#6b4400;border:1px solid #f0c060}.engine-stat-chip.safe[data-v-2b426da5]{background:#d4f7e7;color:#0a5c36;border:1px solid #8de0b8}.engine-stat-chip.muted[data-v-2b426da5]{background:#f3f3f3;color:#666;border:1px solid #ddd}.heuristics-grid[data-v-2b426da5]{display:flex;flex-direction:column;gap:8px}.heuristic-row[data-v-2b426da5]{border-radius:8px;padding:12px 14px}.heuristic-label-row[data-v-2b426da5]{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:5px;flex-wrap:wrap}.heuristic-name[data-v-2b426da5]{font-size:.97rem;font-weight:700;color:#222}.heuristic-chip[data-v-2b426da5]{padding:3px 12px;border-radius:999px;font-size:.85rem;font-weight:700;white-space:nowrap;flex-shrink:0}.heuristic-detail[data-v-2b426da5]{font-size:.93rem;color:#444;line-height:1.5}.heuristic-severity-tag[data-v-2b426da5]{font-size:.8rem;font-weight:700;margin-top:4px;text-transform:uppercase;letter-spacing:.03em}.reasons-list[data-v-2b426da5],.steps-list[data-v-2b426da5]{padding-left:1.5rem;margin:0}.reasons-list li[data-v-2b426da5],.steps-list li[data-v-2b426da5]{font-size:1rem;line-height:1.6;margin-bottom:8px;color:#333}.steps-list li[data-v-2b426da5]{font-weight:500}:root{--brand-blue: #2347b6;--brand-blue-strong: #2963f1;--brand-yellow: #ffcc15;--page-bg: #f5f7fb;--text-main: #1a2438}body{margin:0;background:linear-gradient(180deg,#f8fbff 0%,var(--page-bg) 100%);color:var(--text-main);font-family:Aptos,Segoe UI,sans-serif}.site-header{background:var(--brand-blue);box-shadow:0 8px 20px #12265c1f}.site-header-line{height:4px;background:var(--brand-yellow)}.site-header .navbar-brand,.site-header .navbar-brand:hover{color:#fff}.brand-icon,.tile-icon,.alert-panel-icon,.hero-icon,.tip-number{display:inline-flex;align-items:center;justify-content:center}.brand-icon{width:2rem;height:2rem;font-size:1.5rem}.nav-btn{display:inline-flex;align-items:center;gap:.5rem;border-radius:.75rem;min-height:2.5rem}.nav-btn-idle{background:#ffffff0f;border:1px solid rgba(255,255,255,.28);color:#fff}.nav-btn-active,.nav-btn-idle:hover{background:#ffffff24;border:1px solid rgba(255,255,255,.65);color:#fff}.nav-btn-active{box-shadow:inset 0 0 0 2px var(--brand-yellow)}.page-section{padding-top:2.5rem}.announcement-bar{background:#fff5be;color:#966002;border-bottom:1px solid #f0d56d}.hero-copy{max-width:56rem}.hero-copy-sm{max-width:48rem}.soft-card,.feature-tile,.alert-panel,.cta-panel{border:0;border-radius:1.25rem;box-shadow:0 10px 24px #17295e14}.feature-tile{width:100%;background:#fff}.tile-icon,.hero-icon{width:3.5rem;height:3.5rem;border-radius:1rem;background:#e2ebff;color:var(--brand-blue-strong);font-size:1.5rem;flex:0 0 auto}.tile-icon-sm,.alert-panel-icon-sm{width:3rem;height:3rem;font-size:1.25rem}.tone-blue .tile-icon,.tone-blue{border-color:#bcd6ff}.tone-green .tile-icon{background:#d9f6e4;color:#18884a}.tone-red .tile-icon{background:#ffe2e2;color:#d61f1f}.tone-purple .tile-icon{background:#f1e5ff;color:#8a21f2}.tone-orange .tile-icon{background:#ffedd8;color:#d86a00}.cta-panel{background:linear-gradient(135deg,var(--brand-blue),var(--brand-blue-strong))}.cta-copy{max-width:44rem}.progress,.input-group-text,.form-control{border-radius:.85rem}.progress-bar,.btn-primary{background-color:var(--brand-blue-strong)}.btn-primary{border-color:var(--brand-blue-strong)}.btn-outline-primary{color:var(--brand-blue-strong);border-color:var(--brand-blue-strong)}.btn-outline-primary:hover{background:var(--brand-blue-strong);border-color:var(--brand-blue-strong)}.lesson-dot{width:1.4rem;height:1.4rem}.alert-panel{background:#fff3f3;border-left:5px solid #dc3545}.alert-panel-icon{width:3.5rem;height:3.5rem;border-radius:50%;background:#ffe3e3;color:#dc3545;font-size:1.5rem;flex:0 0 auto}.advice-panel{padding:1rem;border-radius:1rem;background:#eaf8ef;color:#1b6c45}.search-card{max-width:52rem}.checker-card{max-width:40rem}.hero-icon{border-radius:50%;width:4.5rem;height:4.5rem;font-size:1.8rem}.tip-number{width:2rem;height:2rem;border-radius:50%;background:#dfeaff;color:var(--brand-blue-strong);font-weight:700;flex:0 0 auto}.bi{line-height:1}@media(max-width:991.98px){.language-btn{width:100%}}