.sidebar{width:320px;min-height:100vh;background:var(--bg-secondary);border-left:1px solid var(--border-color);position:-webkit-sticky;position:sticky;top:0;overflow-y:auto;padding:24px 0;transition:background .3s ease}.sidebar-widget{background:var(--bg-card);margin:0 16px 24px;border-radius:12px;box-shadow:0 2px 8px var(--shadow-light);overflow:hidden;border:1px solid var(--border-color)}.widget-title{background:linear-gradient(135deg,#dc143c,#b91c3c);color:#fff;margin:0;padding:14px 18px;font-size:14px;font-weight:700;letter-spacing:.8px;text-transform:uppercase}.time-widget{padding:20px;text-align:center}.current-time{font-size:28px;font-weight:800;color:#dc143c;font-family:Courier New,monospace;text-shadow:1px 1px 2px rgba(0,0,0,.1)}.current-date{font-size:12px;color:#666;margin-top:4px}.weather-widget{padding:12px 16px}.weather-item{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #f0f0f0}.weather-item:last-child{border-bottom:none}.city-name{font-weight:500;color:#333;text-transform:capitalize}.weather-info,.weather-loading{font-size:13px;color:#666}.weather-loading{padding:16px;text-align:center}.trending-widget{padding:12px 16px}.trending-item{display:flex;align-items:center;padding:6px 0;cursor:pointer;transition:background-color .2s}.trending-item:hover{background-color:#f8f9fa;margin:0 -16px;padding:6px 16px}.trend-rank{color:#dc143c;font-weight:700;font-size:12px;width:20px;margin-right:8px}.trend-topic{color:#007bff;font-size:13px;font-weight:500}.stats-widget{padding:16px;display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.stat-item{text-align:center;padding:12px 8px;background:#f8f9fa;border-radius:6px}.stat-value{font-size:18px;font-weight:700;color:#dc143c}.stat-label{font-size:11px;color:#666;margin-top:2px}.newsletter-widget{padding:16px}.newsletter-widget p{color:#666;font-size:13px;margin-bottom:12px;line-height:1.4}.newsletter-form{display:flex;flex-direction:column;gap:8px}.newsletter-input{padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:13px}.newsletter-input:focus{outline:none;border-color:#dc143c}.newsletter-btn{background:#dc143c;color:#fff;border:none;padding:8px 12px;border-radius:4px;font-size:13px;font-weight:500;cursor:pointer;transition:background-color .2s}.newsletter-btn:hover{background:#b91c3c}.newsletter-btn:disabled{background:#ccc;cursor:not-allowed}.newsletter-message{margin-top:10px;padding:8px 12px;border-radius:4px;font-size:12px}.newsletter-message.success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.newsletter-message.error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}@media (max-width:768px){.sidebar{width:100%;position:static;min-height:auto;border-left:none;border-top:1px solid #e9ecef;padding:20px 0}.sidebar-widget{margin:0 16px 20px}.stats-widget{grid-template-columns:repeat(2,1fr);gap:12px}.stat-item{padding:12px 8px}.stat-value{font-size:16px}.stat-label{font-size:11px}.time-widget{padding:16px}.current-time{font-size:24px}}