:root{--bg: #f4f7fb;--surface: #ffffff;--surface-2: #f8fafc;--border: #e6ebf2;--border-strong: #d4dce8;--text: #0f1f3a;--text-2: #5a6b82;--text-3: #8a97a8;--primary: #2563eb;--primary-dark: #1d4ed8;--primary-soft: #eef4ff;--green: #0f9d58;--green-soft: #e8f7ef;--amber: #b45309;--amber-soft: #fef5e7;--red: #dc2626;--red-soft: #fdeceb;--radius: 14px;--radius-sm: 10px;--shadow: 0 1px 2px rgba(16, 32, 58, .04), 0 8px 24px rgba(16, 32, 58, .06);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;-webkit-font-smoothing:antialiased}h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.015em}p{margin:0}a{color:var(--primary)}.app{display:flex;min-height:100%}.sidebar{width:236px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);padding:22px 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img{display:block;width:100%;height:auto;max-height:180px;object-fit:cover}.img-slot .img-actions{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;gap:10px;background:#0f1f3a8c;opacity:0;transition:opacity .12s}.img-slot:hover .img-actions{opacity:1}.preview-frame{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--surface-2)}.preview-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border-bottom:1px solid var(--border);background:var(--surface)}.preview-bar .seg{display:flex;gap:3px;background:var(--surface-2);padding:3px;border-radius:8px}.preview-bar .seg button{border:0;background:transparent;padding:6px 12px;border-radius:6px;font-family:inherit;font-size:12px;font-weight:700;color:var(--text-2);cursor:pointer}.preview-bar .seg button.on{background:var(--surface);color:var(--primary);box-shadow:var(--shadow)}.preview-frame iframe{display:block;border:0;width:100%;height:640px;background:#fff;margin:0 auto;transition:width .18s}.preview-frame iframe.mobile{width:390px;border-left:1px solid var(--border);border-right:1px solid var(--border)}.progress-track{height:8px;border-radius:999px;background:var(--surface-2);overflow:hidden}.progress-fill{height:100%;background:var(--primary);transition:width .3s}.variant-row{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:9px;background:var(--surface)}.variant-row .vlabel{width:26px;height:26px;border-radius:7px;flex-shrink:0;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;font-weight:800;font-size:12px}.variant-row .vsub{flex:1;font-size:13.5px;min-width:0}.placeholder-box{border:1px dashed var(--border-strong);border-radius:var(--radius-sm);padding:34px 18px;text-align:center;color:var(--text-3);font-size:13px;font-weight:600}.seg-choice{display:flex;gap:4px;background:var(--surface-2);padding:3px;border-radius:8px}.seg-choice button{border:0;background:transparent;padding:6px 10px;border-radius:6px;font-family:inherit;font-size:11.5px;font-weight:700;color:var(--text-2);cursor:pointer;white-space:nowrap}.seg-choice button.on{background:var(--surface);box-shadow:var(--shadow)}.seg-choice button.on.primary{color:var(--green)}.seg-choice button.on.promotions{color:var(--amber)}.seg-choice button.on.spam{color:var(--red)}.toast-wrap{position:fixed;right:20px;bottom:20px;z-index:90;display:flex;flex-direction:column;gap:10px;max-width:380px}.toast{display:flex;align-items:flex-start;gap:10px;padding:13px 16px;border-radius:var(--radius-sm);background:var(--text);color:#fff;font-size:13px;font-weight:600;box-shadow:0 10px 30px #10203a40;line-height:1.5}.toast.ok{background:#0b6b3e}.toast.err{background:#b91c1c}.spinner{width:15px;height:15px;border-radius:50%;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;animation:spin .7s linear infinite}.spinner.dark{border-color:#2563eb40;border-top-color:var(--primary)}@keyframes spin{to{transform:rotate(360deg)}}.row{display:flex;gap:14px;align-items:center}.row.wrap{flex-wrap:wrap}.grow{flex:1}.right{margin-left:auto}.mt-0{margin-top:0}.mb-0{margin-bottom:0}.mt-16{margin-top:16px}.mb-16{margin-bottom:16px}.mt-24{margin-top:24px}.sticky-foot{position:sticky;bottom:0;z-index:20;display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:16px 24px;margin-top:24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 -4px 24px #10203a12}@media (max-width: 1100px){.designer{grid-template-columns:1fr}.slot-list{max-height:none}}@media (max-width: 860px){.app{flex-direction:column}.sidebar{width:100%;height:auto;position:static;flex-direction:row;align-items:center;gap:16px;padding:14px 16px}.nav{flex-direction:row;overflow-x:auto}.sidebar-foot{display:none}.main{padding:20px 16px 48px}.two-col,.choice-grid{grid-template-columns:1fr}}:root{--series-opens: #2563eb;--series-clicks: #0f9d58;--grid: #eef2f7;--ink-muted: #8a97a8}.kpi-grid{display:grid;gap:12px;margin-bottom:18px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.kpi{padding:16px 18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.kpi-label{font-size:11.5px;font-weight:700;color:var(--text-2);text-transform:uppercase;letter-spacing:.03em;margin-bottom:8px}.kpi-value{font-size:25px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.kpi-sub{font-size:12px;color:var(--text-3);margin-top:3px;font-variant-numeric:tabular-nums}.kpi.good .kpi-value{color:var(--green)}.kpi.warn .kpi-value{color:var(--amber)}.kpi.bad .kpi-value{color:var(--red)}.chart-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:14px}.legend{display:flex;gap:16px;align-items:center}.legend-item{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-2);font-weight:600}.legend-swatch{width:11px;height:11px;border-radius:3px;flex-shrink:0}.chart-wrap{position:relative}.chart-svg{display:block;width:100%;height:auto;overflow:visible}.chart-tip{position:absolute;pointer-events:none;z-index:5;background:var(--text);color:#fff;border-radius:8px;padding:9px 12px;font-size:12px;line-height:1.6;white-space:nowrap;box-shadow:0 8px 22px #10203a47;transform:translate(-50%,-115%)}.chart-tip .tip-row{display:flex;align-items:center;gap:7px}.chart-tip .tip-dot{width:8px;height:8px;border-radius:2px}.chart-tip .tip-time{color:#c7d2e1;font-size:11px;margin-bottom:4px}.bar-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;margin-bottom:9px}.bar-track{height:100%}.bar-label{font-size:13px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar-meter{height:8px;border-radius:4px;background:var(--surface-2);overflow:hidden;margin-top:5px}.bar-fill{height:100%;border-radius:4px}.ev{display:flex;align-items:baseline;gap:10px;padding:9px 0;border-bottom:1px solid var(--border);font-size:13px}.ev:last-child{border-bottom:0}.ev-type{font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;padding:3px 8px;border-radius:5px;flex-shrink:0;min-width:76px;text-align:center}.ev-type.delivery{background:var(--green-soft);color:var(--green)}.ev-type.open{background:var(--primary-soft);color:var(--primary)}.ev-type.click{background:#e6f6ed;color:#0b7a44}.ev-type.bounce,.ev-type.reject,.ev-type.complaint{background:var(--red-soft);color:var(--red)}.ev-type.unsubscribe{background:var(--amber-soft);color:var(--amber)}.ev-type.send,.ev-type.deliverydelay{background:var(--surface-2);color:var(--text-2)}.ev-email{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-2)}.ev-when{color:var(--text-3);font-size:11.5px;white-space:nowrap}.analytics-cols{display:grid;grid-template-columns:1.3fr 1fr;gap:18px;align-items:start}@media (max-width: 1000px){.analytics-cols{grid-template-columns:1fr}}