:root{--bg: #f6f7f9;--panel: #ffffff;--line: #e3e6ea;--text: #16191d;--muted: #6b7280;--accent: #111827;--green: #0a7c3f;--red: #c02626;--amber: #b45309}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 -apple-system,Segoe UI,Roboto,Arial,sans-serif}a{color:inherit}.app{display:flex;min-height:100vh}.sidebar{width:210px;flex-shrink:0;background:var(--accent);color:#fff;padding:20px 12px;display:flex;flex-direction:column}.brand{font-weight:700;font-size:15px;padding:0 10px 18px;letter-spacing:.2px}.nav button{display:block;width:100%;text-align:left;background:none;border:0;color:#c7ccd4;padding:9px 10px;border-radius:6px;cursor:pointer;font-size:14px}.nav button:hover{background:#ffffff14;color:#fff}.nav button.active{background:#ffffff26;color:#fff;font-weight:600}.sidebar .foot{margin-top:auto;padding:0 10px;font-size:12px;color:#9aa1ab}.sidebar .foot button{background:none;border:1px solid #3a4050;color:#c7ccd4;border-radius:6px;padding:6px 10px;cursor:pointer;margin-top:8px;width:100%}.main{flex:1;padding:28px 32px;max-width:1100px}h1{font-size:21px;margin:0 0 4px}h2{font-size:15px;margin:0 0 12px}.sub{color:var(--muted);margin:0 0 22px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px;margin-bottom:18px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}.field{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}.field label{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.3px}input,select,textarea,button{font:inherit}input,select,textarea{border:1px solid var(--line);border-radius:7px;padding:9px 11px;background:#fff;color:var(--text);width:100%}input:focus,select:focus,textarea:focus{outline:2px solid #cbd5e1;outline-offset:-1px}textarea{font-family:ui-monospace,Consolas,monospace;font-size:13px;resize:vertical}button.btn{background:var(--accent);color:#fff;border:0;border-radius:7px;padding:9px 16px;cursor:pointer;font-weight:600}button.btn:disabled{opacity:.5;cursor:not-allowed}button.btn.secondary{background:#fff;color:var(--text);border:1px solid var(--line)}button.btn.danger{background:var(--red)}button.link{background:none;border:0;color:var(--red);cursor:pointer;padding:0;font-size:13px}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted)}tbody tr:hover{background:#fafbfc}.scroll{max-height:460px;overflow:auto}.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600}.tag.sent,.tag.active{background:#e5f5eb;color:var(--green)}.tag.queued,.tag.sending,.tag.draft{background:#eef1f5;color:#475569}.tag.failed,.tag.bounced,.tag.unsubscribed{background:#fdeaea;color:var(--red)}.tag.skipped{background:#fdf3e3;color:var(--amber)}.msg{padding:11px 13px;border-radius:7px;margin-bottom:14px;font-size:13px;white-space:pre-wrap}.msg.ok{background:#e5f5eb;color:var(--green)}.msg.err{background:#fdeaea;color:var(--red)}.msg.info{background:#eef1f5;color:#475569}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:15px 17px}.stat .n{font-size:24px;font-weight:700}.stat .l{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.3px}.mono{font-family:ui-monospace,Consolas,monospace;font-size:12px}.muted{color:var(--muted)}.small{font-size:12px}.designer{border:1px solid var(--line);border-radius:8px;overflow:hidden;min-height:620px}.designer iframe{border:0!important;min-width:100%!important}.segmented{display:inline-flex;border:1px solid var(--line);border-radius:7px;overflow:hidden}.segmented button{background:#fff;border:0;padding:9px 14px;cursor:pointer;color:var(--muted);border-right:1px solid var(--line)}.segmented button:last-child{border-right:0}.segmented button.active{background:var(--accent);color:#fff;font-weight:600}.checks{display:flex;gap:14px;align-items:center;padding:9px 0}.check{display:inline-flex;align-items:center;gap:6px;font-size:13px;white-space:nowrap}.check input{width:auto}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}.stat-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}.stat-value{font-size:25px;font-weight:700;line-height:1.2;margin-top:4px}.stat-value.good{color:var(--green)}.stat-value.bad{color:var(--red)}.stat-value.warn{color:var(--amber)}.stat-sub{font-size:12px;color:var(--muted);margin-top:2px}.cap-banner{padding:12px 16px;border-radius:8px;margin-bottom:18px;font-size:13px;border:1px solid transparent}.cap-banner.warn{background:#fdf3e3;color:var(--amber);border-color:#f0d9ab}.cap-banner.stop{background:#fdeaea;color:var(--red);border-color:#f2bcbc}button.stat-clickable{text-align:left;cursor:pointer;font:inherit;width:100%;transition:border-color .12s,box-shadow .12s}button.stat-clickable:hover{border-color:#b9c0c9;box-shadow:0 1px 6px #0000000f}.sched-input{width:auto;margin-right:6px;padding:6px 8px;font-size:12px}.tag.scheduled{background:#e8eefb;color:#2c4f9e}.tag.complained,.tag.bounced{background:#fdeaea;color:var(--red)}.tag.confirmed{background:#e5f5eb;color:var(--green)}.tag.accepted{background:#eef1f5;color:#475569}.preview-wrap{margin:12px 0}.preview-wrap summary{cursor:pointer;font-size:13px;font-weight:600;color:var(--muted);padding:8px 0;-webkit-user-select:none;user-select:none}.preview-frame{width:100%;height:680px;border:1px solid var(--line);border-radius:8px;background:#ebedf0;margin-top:8px}.login{min-height:100vh;display:flex;align-items:center;justify-content:center}.login .panel{width:360px}