:root{--bg:#f7f8fa;--surface:#ffffff;--border:#ecedf1;--text:#14161a;--muted:#8a8f98;--accent:#5b57eb;--accent-soft:#eeedfe;--green:#12855a;--green-soft:#e4f6ee;--blue:#1256c4;--blue-soft:#e7f0ff;--red:#c0392b;--red-soft:#fdecea;--amber:#9a6b00;--amber-soft:#fbf1da;--shadow:0 1px 2px rgba(20,22,26,0.04),0 4px 16px rgba(20,22,26,0.04)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.shell{display:grid;grid-template-columns:232px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:22px 16px;display:flex;flex-direction:column;gap:4px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.logo{display:flex;align-items:center;gap:10px;padding:0 8px 20px;font-weight:700;font-size:15px;letter-spacing:-.01em}.logo .dot{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--accent),#8b7bff);display:grid;place-items:center;color:#fff;font-size:13px}.nav-link{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:9px;color:var(--muted);font-size:14px;font-weight:500;transition:background .12s,color .12s}.nav-link:hover{background:#f4f4f7;color:var(--text)}.nav-link.active{background:var(--accent-soft);color:var(--accent)}.nav-link svg{width:17px;height:17px}.sidebar .spacer{flex:1 1}.sidebar .foot{padding:12px 10px 0;border-top:1px solid var(--border);font-size:12px;color:var(--muted)}.main{padding:32px 40px}.page-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:26px}.page-head h1{font-size:24px;font-weight:700;letter-spacing:-.02em;margin:0}.page-head p{margin:5px 0 0;color:var(--muted);font-size:14px}.cards{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;margin-bottom:32px}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px;box-shadow:var(--shadow)}.card .chip{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;margin-bottom:14px}.card .chip svg{width:17px;height:17px}.card .num{font-size:28px;font-weight:700;letter-spacing:-.02em}.card .label{color:var(--muted);font-size:13px;margin-top:2px}.chip.accent{background:var(--accent-soft);color:var(--accent)}.chip.blue{background:var(--blue-soft);color:var(--blue)}.chip.green{background:var(--green-soft);color:var(--green)}.chip.amber{background:var(--amber-soft);color:var(--amber)}.panel{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}.panel-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.panel-head h2{font-size:15px;font-weight:600;margin:0}.panel-head .count{font-size:12px;color:var(--muted);background:#f4f4f7;padding:2px 9px;border-radius:999px}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:13px 20px;font-size:14px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.04em;background:#fbfbfc}tbody tr:last-child td{border-bottom:none}tbody tr{transition:background .1s}tbody tr:hover{background:#fafafc}td .name{font-weight:600}td .sub{color:var(--muted);font-size:12px}.msg{color:#4a4d54}.badge{font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:#f0f1f4;color:var(--muted);text-transform:capitalize}.badge.replied{background:var(--green-soft);color:var(--green)}.badge.opened{background:var(--blue-soft);color:var(--blue)}.badge.bounced{background:var(--red-soft);color:var(--red)}.badge.sent{background:var(--accent-soft);color:var(--accent)}.step{font-size:12px;font-weight:600;color:var(--muted);font-feature-settings:"smcp";font-variant:small-caps;letter-spacing:.03em}.dropzone{background:var(--surface);border:2px dashed #d6d8de;border-radius:16px;padding:56px 24px;text-align:center;box-shadow:var(--shadow);transition:border-color .15s,background .15s}.dropzone:hover{border-color:var(--accent);background:#fcfcff}.dropzone .up-icon{width:46px;height:46px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin:0 auto 16px}.dropzone .up-icon svg{width:22px;height:22px}.dropzone .big{font-size:16px;font-weight:600}.dropzone .small{color:var(--muted);font-size:13px;margin-top:4px}.btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;padding:10px 18px;border-radius:10px;font-size:14px;font-weight:600;border:none;cursor:pointer;margin-top:20px;transition:opacity .12s,transform .05s}.btn:hover{opacity:.92}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:not-allowed}