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var(--border-light);border-radius:20px;padding:32px;margin-bottom:32px;box-shadow:var(--shadow-sm)}.section-header{display:flex;align-items:center;gap:12px;margin-bottom:24px;color:var(--accent-light)}.section-header h2{font-size:20px;font-weight:700;color:var(--text-primary);letter-spacing:-.01em}.brief-summary{color:var(--text-primary);font-size:17px;line-height:1.8;padding:24px 32px;background:rgba(123,97,255,.03);border-radius:16px;border-left:4px solid var(--accent);box-shadow:inset 0 2px 10px rgba(0,0,0,.1)}.angles-grid{display:flex;flex-direction:column;gap:16px}.angle-card{display:flex;align-items:flex-start;gap:20px;padding:24px;background:rgba(0,0,0,.2);border-radius:16px;border:1px solid var(--border);transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:inset 0 1px 2px rgba(0,0,0,.5)}.angle-card:hover{border-color:rgba(123,97,255,.4);background:rgba(123,97,255,.04);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.2),inset 0 1px 2px 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rgba(0,0,0,.3)}.stat-brief-card:hover{border-color:rgba(255,255,255,.15);transform:translateY(-4px);background:rgba(255,255,255,.03)}.stat-brief-value{display:block;font-family:Inter,sans-serif;font-size:36px;font-weight:800;color:var(--accent-light);margin-bottom:8px;letter-spacing:-.04em;text-shadow:0 0 16px var(--accent-glow)}.stat-brief-label{display:block;font-size:14px;font-weight:700;color:var(--text-primary);margin-bottom:4px}.stat-brief-desc{display:block;font-size:12px;color:var(--text-muted)}.brief-two-col{display:grid;grid-template-columns:1fr 1fr;grid-gap:24px;gap:24px}.keywords-list{display:flex;flex-wrap:wrap;gap:10px}.keyword-chip{padding:8px 16px;background:rgba(0,0,0,.3);border:1px solid var(--border);border-radius:8px;font-size:14px;font-weight:500;color:var(--text-primary);transition:all .3s cubic-bezier(.4,0,.2,1)}.keyword-chip:hover{border-color:var(--accent);color:var(--accent-light);background:rgba(123,97,255,.1);transform:translateY(-2px);box-shadow:0 4px 12px var(--accent-glow)}.tone-card{padding:24px;border-radius:16px;margin-bottom:20px;position:relative;overflow:hidden}.tone-card:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(255,255,255,.05),transparent);pointer-events:none}.tone-card--accent{background:rgba(123,97,255,.08);border:1px solid rgba(123,97,255,.3);box-shadow:0 4px 20px var(--accent-glow)}.tone-card--success{background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.3);box-shadow:0 4px 20px var(--success-glow)}.tone-card--danger{background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.3);box-shadow:0 4px 20px rgba(239,68,68,.2)}.tone-card--warning{background:rgba(245,158,11,.08);border:1px solid rgba(245,158,11,.3);box-shadow:0 4px 20px rgba(245,158,11,.2)}.tone-label{display:block;font-size:20px;font-weight:800;margin-bottom:8px;color:var(--text-primary);letter-spacing:-.01em}.tone-desc{font-size:14px;color:var(--text-secondary);line-height:1.5}.tone-options{display:flex;flex-direction:column;gap:10px}.tone-option{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:500;color:var(--text-muted);padding:10px 14px;border-radius:10px;transition:all .2s}.tone-option--active{background:rgba(255,255,255,.05);color:var(--text-primary);font-weight:600;box-shadow:inset 0 1px 1px rgba(255,255,255,.05)}.tone-dot{width:10px;height:10px;border-radius:50%;box-shadow:0 0 8px currentColor}.tone-dot--accent{background:var(--accent);color:var(--accent)}.tone-dot--success{background:var(--success);color:var(--success)}.tone-dot--danger{background:var(--danger);color:var(--danger)}.tone-dot--warning{background:var(--warning);color:var(--warning)}.brief-sources{margin-bottom:0}.source-articles{display:flex;flex-direction:column;gap:12px}.source-article{display:flex;align-items:center;gap:20px;padding:16px 20px;background:rgba(0,0,0,.2);border-radius:12px;border:1px solid var(--border);transition:all .3s}.source-article:hover{background:rgba(255,255,255,.02);border-color:rgba(255,255,255,.1);transform:translateX(4px)}.source-article-title{flex:1 1;font-size:14px;font-weight:600;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.source-article-source{font-size:13px;font-weight:500;color:var(--text-muted)}.source-article-score{font-size:13px;color:var(--success);font-weight:700;background:rgba(16,185,129,.1);padding:4px 10px;border-radius:6px}.empty-state{text-align:center;padding:100px 20px;color:var(--text-muted)}.empty-state svg{margin-bottom:24px;opacity:.3;color:var(--warning)}.empty-state h2{font-size:24px;font-weight:700;margin-bottom:12px;color:var(--text-primary);letter-spacing:-.02em}.empty-state p{font-size:16px;max-width:400px;margin:0 auto}@media (max-width:768px){.brief-two-col{grid-template-columns:1fr}}