.dl-notif-btn{position:relative;background:none;border:none;cursor:pointer;width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--txt-2);font-size:1rem;transition:background .18s,color .18s;flex-shrink:0;}.dl-notif-btn:hover{background:var(--surface-2);color:var(--txt-1);}.dl-notif-badge{position:absolute;top:3px;right:3px;min-width:16px;height:16px;background:#ef4444;color:#fff;font-size:.6rem;font-weight:700;border-radius:999px;display:flex;align-items:center;justify-content:center;padding:0 3px;line-height:1;border:2px solid transparent;outline:2px solid #fff;outline-offset:-2px;animation:dlNotifPop .3s cubic-bezier(.34,1.56,.64,1) both;}@keyframes dlNotifPop{from{transform:scale(0);}to{transform:scale(1);}}.dl-notif-panel{position:fixed;top:70px;right:16px;width:340px;max-height:480px;background:var(--surface-1,#fff);border:1px solid var(--border,#e5e7eb);border-radius:16px;box-shadow:0 8px 40px rgba(0,0,0,.18);z-index:99999;overflow:hidden;display:flex;flex-direction:column;animation:dlNotifSlide .22s cubic-bezier(.4,0,.2,1) both;}html[data-theme="dark"] .dl-notif-panel{background:#1a1a2e;border-color:rgba(255,255,255,.08);box-shadow:0 8px 40px rgba(0,0,0,.5);}@keyframes dlNotifSlide{from{opacity:0;transform:translateY(-10px) scale(.97);}to{opacity:1;transform:translateY(0) scale(1);}}.dl-notif-header{padding:14px 16px 10px;border-bottom:1px solid var(--border,#e5e7eb);display:flex;align-items:center;justify-content:space-between;flex-shrink:0;}html[data-theme="dark"] .dl-notif-header{border-color:rgba(255,255,255,.08);}.dl-notif-title{font-size:.85rem;font-weight:700;color:var(--txt-1);display:flex;align-items:center;gap:6px;}.dl-notif-mark-all{font-size:.72rem;color:var(--brand,#6366f1);cursor:pointer;background:none;border:none;padding:0;font-weight:600;opacity:.85;}.dl-notif-mark-all:hover{opacity:1;text-decoration:underline;}.dl-notif-list{overflow-y:auto;flex:1;padding:8px 0;}.dl-notif-empty{padding:32px 16px;text-align:center;color:var(--txt-3);font-size:.82rem;}.dl-notif-item{padding:10px 16px;display:flex;gap:10px;align-items:flex-start;cursor:pointer;transition:background .15s;border-left:3px solid transparent;}.dl-notif-item:hover{background:var(--surface-2,#f3f4f6);}.dl-notif-item.dl-notif-unread{border-left-color:var(--brand,#6366f1);background:rgba(99,102,241,.04);}html[data-theme="dark"] .dl-notif-item:hover{background:rgba(255,255,255,.05);}html[data-theme="dark"] .dl-notif-item.dl-notif-unread{background:rgba(99,102,241,.08);}.dl-notif-dot{width:8px;height:8px;border-radius:50%;margin-top:4px;flex-shrink:0;}.dl-notif-dot.dot-updated{background:#6366f1;}.dl-notif-dot.dot-new{background:#10b981;}.dl-notif-body{flex:1;min-width:0;}.dl-notif-tool-name{font-size:.8rem;font-weight:700;color:var(--txt-1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}.dl-notif-note{font-size:.75rem;color:var(--txt-2);margin-top:2px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}.dl-notif-meta{display:flex;align-items:center;gap:6px;margin-top:4px;}.dl-notif-type-badge{font-size:.6rem;font-weight:700;letter-spacing:.04em;padding:1px 7px;border-radius:999px;text-transform:uppercase;}.dl-notif-type-badge.badge-updated{background:rgba(99,102,241,.15);color:#6366f1;}.dl-notif-type-badge.badge-new{background:rgba(16,185,129,.15);color:#10b981;}.dl-notif-date{font-size:.68rem;color:var(--txt-3);}.dl-notif-ver{font-size:.68rem;color:var(--txt-3);}.dl-tool-badge{display:inline-flex;align-items:center;font-size:.6rem;font-weight:700;letter-spacing:.05em;padding:2px 8px;border-radius:999px;text-transform:uppercase;cursor:default;position:relative;}.dl-tool-badge.badge-new{background:rgba(16,185,129,.15);color:#10b981;border:1px solid rgba(16,185,129,.3);}.dl-tool-badge.badge-updated{background:rgba(99,102,241,.15);color:#6366f1;border:1px solid rgba(99,102,241,.3);}.dl-tool-badge::after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 6px);left:50%;transform:translateX(-50%);background:rgba(15,15,30,.9);color:#fff;font-size:.68rem;font-weight:500;padding:4px 10px;border-radius:7px;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .15s;letter-spacing:0;text-transform:none;z-index:9999;}.dl-tool-badge:hover::after{opacity:1;}.dl-tool-version-chip{display:inline-flex;align-items:center;gap:4px;font-size:.65rem;font-weight:700;color:#6366f1;background:rgba(99,102,241,.1);border:1px solid rgba(99,102,241,.3);border-radius:999px;padding:2px 10px;letter-spacing:.03em;vertical-align:middle;}html[data-theme="dark"] .dl-tool-version-chip{color:#a5b4fc;background:rgba(99,102,241,.18);border-color:rgba(99,102,241,.4);}@media (max-width:480px){.dl-notif-panel{width:calc(100vw - 20px);right:10px;}}