:root{--bg-dark:#0f172a;--bg-card:#1e293bb3;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-primary:#8b5cf6;--accent-hover:#7c3aed;--border-color:#ffffff1a;--positive-tag:#10b98133;--positive-text:#34d399;--negative-tag:#ef444433;--negative-text:#f87171;--warning-tag:#f59e0b33;--warning-text:#fbbf24}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-primary);background:radial-gradient(circle at top center, #1e1b4b 0%, var(--bg-dark) 100%);background-attachment:fixed;min-height:100vh;font-family:Inter,system-ui,-apple-system,sans-serif}.glass-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 4px 30px #0000001a}.glass-header{z-index:50;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-color);background:#0f172acc;justify-content:space-between;align-items:center;padding:1rem 2rem;display:flex;position:sticky;top:0}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff3}.app-container{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border-color);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#0f172a99;width:320px;height:100vh;padding:2rem;position:sticky;top:0;overflow-y:auto}.main-content{flex:1;max-width:1200px;padding:2rem 3rem}.brand{color:var(--text-primary);align-items:center;gap:.75rem;margin-bottom:.5rem;font-size:1.5rem;font-weight:800;display:flex}.brand-caption{color:var(--text-secondary);margin-bottom:2rem;font-size:.875rem}.sidebar-section{margin-bottom:2rem}.sidebar-section h3{text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin-bottom:1rem;font-size:.875rem}.input-group{margin-bottom:1rem}.input-group label{color:var(--text-secondary);margin-bottom:.5rem;font-size:.875rem;display:block}.text-input{border:1px solid var(--border-color);width:100%;color:var(--text-primary);background:#ffffff0d;border-radius:8px;padding:.75rem 1rem;font-family:inherit;transition:all .2s}.text-input:focus{border-color:var(--accent-primary);background:#ffffff1a;outline:none}.checkbox-label{color:var(--text-primary);cursor:pointer;align-items:center;gap:.5rem;margin-bottom:.5rem;font-size:.875rem;display:flex}.tabs{border-bottom:1px solid var(--border-color);gap:1rem;margin-bottom:2rem;padding-bottom:1rem;display:flex}.tab-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:1rem;font-weight:600;transition:all .2s;display:flex}.tab-btn:hover{color:var(--text-primary);background:#ffffff0d}.tab-btn.active{color:var(--accent-primary);background:#8b5cf626}.loading-overlay{background:var(--bg-dark);z-index:100;flex-direction:column;justify-content:center;align-items:center;gap:1rem;display:flex;position:fixed;inset:0}.spinner{border:3px solid #ffffff1a;border-top-color:var(--accent-primary);border-radius:50%;width:40px;height:40px;animation:1s ease-in-out infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.article-card{margin-bottom:1.5rem;padding:1.5rem;transition:transform .2s,box-shadow .2s}.article-card:hover{transform:translateY(-2px);box-shadow:0 8px 30px #0003}.article-header{justify-content:space-between;align-items:flex-start;margin-bottom:.75rem;display:flex}.article-title{color:var(--text-primary);font-size:1.25rem;font-weight:700;text-decoration:none}.article-title:hover{color:var(--accent-primary)}.article-meta{flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:1rem;font-size:.75rem;display:flex}.badge{background:#ffffff1a;border-radius:99px;padding:.25rem .75rem;font-weight:600}.badge.provider{color:#60a5fa;background:#3b82f626}.badge.topic{color:#34d399;background:#10b98126}.badge.warning{background:var(--warning-tag);color:var(--warning-text)}.badge.negative{background:var(--negative-tag);color:var(--negative-text)}.article-summary{color:var(--text-secondary);margin-bottom:1.5rem;font-size:.95rem;line-height:1.6}.bias-meter{color:var(--text-secondary);align-items:center;gap:1rem;max-width:300px;font-size:.75rem;display:flex}.bias-track{background:linear-gradient(90deg,#3b82f6 0%,#94a3b8 50%,#ef4444 100%);border-radius:4px;flex:1;height:8px;position:relative}.bias-thumb{background:#fff;border-radius:2px;width:4px;height:14px;position:absolute;top:-3px;transform:translate(-50%);box-shadow:0 0 4px #00000080}.daily-brief-grid{grid-template-columns:2fr 1fr;gap:2rem;display:grid}.summary-card{margin-bottom:1.5rem;padding:2rem}.summary-card h2{color:var(--accent-primary);margin-bottom:1rem;font-size:1.5rem}.summary-content{color:var(--text-primary);font-size:1.05rem;line-height:1.8}.btn{cursor:pointer;background:var(--accent-primary);color:#fff;border:none;border-radius:8px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-weight:600;transition:all .2s;display:inline-flex}.btn:hover{background:var(--accent-hover)}