:root{color-scheme:dark;--bg: #0e1014;--bg-elev: #15181e;--panel: #1a1e26;--panel-hover: #20252f;--border: #2a2f3a;--text: #e6e8ec;--muted: #9aa3af;--faint: #6b7280;--accent: #5b8cff;--accent-hover: #4a7bf0;--success: #3fb950;--danger: #f85149;--radius: 12px;--radius-sm: 8px;--shadow: 0 8px 30px rgba(0, 0, 0, .35);font-family:system-ui,-apple-system,Segoe UI,sans-serif;color:var(--text);background:var(--bg);font-size:15px;line-height:1.5}*{box-sizing:border-box}body{margin:0;background:radial-gradient(1200px 600px at 80% -10%,rgba(91,140,255,.08),transparent),var(--bg);min-height:100vh}button{cursor:pointer;font:inherit;color:inherit}input{font:inherit}a{color:var(--accent)}.link{background:none;border:none;color:var(--accent);padding:4px 6px;border-radius:6px;transition:background .15s,color .15s}.link:hover{background:#5b8cff1f}.link.danger{color:var(--danger)}.link.danger:hover{background:#f851491f}.muted{color:var(--muted);font-size:.9rem}.error{color:var(--danger);background:#f851491a;border:1px solid rgba(248,81,73,.25);padding:8px 12px;border-radius:var(--radius-sm);font-size:.9rem}.ok{color:var(--success);background:#3fb9501a;border:1px solid rgba(63,185,80,.25);padding:8px 12px;border-radius:var(--radius-sm);font-size:.9rem}.btn{border:1px solid var(--border);background:var(--panel);color:var(--text);padding:9px 14px;border-radius:var(--radius-sm);transition:background .15s,border-color .15s,transform .05s}.btn:hover{background:var(--panel-hover);border-color:#36404e}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn[disabled]{opacity:.55;cursor:default}.center-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:14px}.card h1{margin:0;font-size:1.35rem}.card .sub{margin:-8px 0 4px;color:var(--muted);font-size:.9rem}.field{display:flex;flex-direction:column;gap:6px;font-size:.85rem;color:var(--muted)}.field input{padding:11px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elev);color:var(--text);font-size:1rem;transition:border-color .15s,box-shadow .15s}.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #5b8cff2e}.app{max-width:900px;margin:0 auto;padding:0 16px 40px}.topbar{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:14px 0;margin-bottom:8px;background:linear-gradient(var(--bg),rgba(14,16,20,.85));-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.brand{font-weight:700;font-size:1.1rem;letter-spacing:.2px}.topbar-right{display:flex;align-items:center;gap:10px}.topbar .who{color:var(--muted);font-size:.85rem}.section-head{display:flex;justify-content:space-between;align-items:center;margin:10px 0 14px}.section-head h2{margin:0;font-size:1.15rem}.mail-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.mail-row{width:100%;text-align:left;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;display:flex;align-items:center;gap:12px;transition:background .15s,border-color .15s,transform .05s}.mail-row:hover{background:var(--panel-hover);border-color:#36404e}.mail-row:active{transform:scale(.997)}.avatar{flex:0 0 auto;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:700;color:#fff;text-transform:uppercase}.mail-main{flex:1 1 auto;min-width:0}.mail-main .from{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mail-main .subject{color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:.9rem}.mail-side{flex:0 0 auto;display:flex;flex-direction:column;align-items:flex-end;gap:4px;color:var(--faint);font-size:.78rem}.clip{font-size:.9rem}.message{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.message-head{display:flex;justify-content:space-between;margin-bottom:10px}.message h2{margin:6px 0 10px;font-size:1.25rem}.meta-grid{color:var(--muted);font-size:.85rem;display:grid;gap:2px;margin-bottom:12px}.attachments{margin:14px 0;padding:12px 14px;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius-sm)}.attachments ul{margin:8px 0 0;padding-left:0;list-style:none;display:flex;flex-direction:column;gap:6px}.mail-body{width:100%;min-height:55vh;margin-top:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff}.placeholder{text-align:center;color:var(--muted);padding:48px 16px}.spinner{width:22px;height:22px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;margin:0 auto 10px}@keyframes spin{to{transform:rotate(360deg)}}.tabs{display:flex;gap:6px;margin-bottom:16px;border-bottom:1px solid var(--border)}.tab{background:none;border:none;color:var(--muted);padding:10px 14px;border-bottom:2px solid transparent;margin-bottom:-1px}.tab.active{color:var(--text);border-bottom-color:var(--accent);font-weight:600}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:22px}.stat-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.stat-card .value{font-size:1.7rem;font-weight:700}.stat-card .label{color:var(--muted);font-size:.82rem;margin-top:2px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;margin-bottom:18px}.panel h3{margin:0 0 14px;font-size:1rem}.chart{display:flex;align-items:flex-end;gap:8px;height:160px;padding-top:8px}.chart-col{flex:1 1 0;display:flex;flex-direction:column;align-items:center;gap:6px;min-width:0}.chart-bar{width:100%;max-width:42px;background:linear-gradient(var(--accent),var(--accent-hover));border-radius:6px 6px 0 0;min-height:3px;transition:height .3s}.chart-meta{font-size:.72rem;color:var(--faint);text-align:center;white-space:nowrap}.chart-count{font-size:.78rem;color:var(--muted)}.top-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.top-row{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:.9rem}.top-row .addr{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.badge{background:var(--bg-elev);border:1px solid var(--border);border-radius:999px;padding:2px 10px;font-size:.8rem;color:var(--muted);flex:0 0 auto}.row-actions{display:flex;gap:8px;margin-top:4px}