:root{color-scheme:light;--bg:#f6f6f3;--card:#fff;--ink:#1d1d1f;--mute:#6b6b70;--line:#e4e4df;--brand:#4f46e5;--brand-ink:#fff;--ok:#16794a;--bad:#b42318;--warn:#a15c07}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
a{color:var(--brand);text-decoration:none}
.shell{display:flex;min-height:100vh}
.side{width:210px;background:#fff;border-right:1px solid var(--line);padding:18px 12px;position:sticky;top:0;height:100vh;flex-shrink:0}
.logo{font-weight:800;font-size:19px;padding:4px 10px 16px;letter-spacing:-.3px}
.side a{display:block;padding:9px 12px;border-radius:8px;color:var(--ink);margin-bottom:2px;font-weight:500}
.side a.on{background:#eeedfc;color:var(--brand)}
.side a:hover{background:#f3f3f0}
.side .foot{position:absolute;bottom:16px;left:12px;right:12px;font-size:12px;color:var(--mute)}
main{flex:1;padding:28px 32px;max-width:1100px;min-width:0}
h1{font-size:24px;margin:0 0 4px}
h2{font-size:17px;margin:0 0 10px}
.sub{color:var(--mute);margin:0 0 20px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.row.between{justify-content:space-between}
.grid{display:grid;gap:14px}
.g4{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}
.stat b{display:block;font-size:28px;letter-spacing:-.5px}
.stat span{color:var(--mute);font-size:13px}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:12px;color:var(--mute);text-transform:uppercase;letter-spacing:.4px;padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:11px 10px;border-bottom:1px solid #f0f0ec;vertical-align:middle}
tr.click{cursor:pointer}tr.click:hover td{background:#fafaf8}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid #d3d3cc;border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
textarea{min-height:120px;resize:vertical}
textarea.code{font:13px/1.5 ui-monospace,Menlo,monospace;min-height:260px}
label{display:block;font-size:13px;font-weight:600;margin:12px 0 4px}
label.inline{display:flex;gap:8px;align-items:center;font-weight:500;font-size:14px}label.inline input{width:auto}
button,.btn{background:var(--brand);color:var(--brand-ink);border:0;padding:9px 16px;border-radius:8px;font:inherit;font-weight:600;cursor:pointer;display:inline-block}
button.ghost,.btn.ghost{background:#fff;color:var(--ink);border:1px solid #d3d3cc}
button.danger{background:#fff;color:var(--bad);border:1px solid #f0c9c5}
button.sm{padding:5px 10px;font-size:13px}
button:disabled{opacity:.5;cursor:default}
.pill{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600;background:#eee;color:#444}
.pill.active,.pill.sent,.pill.delivered{background:#e3f6ec;color:var(--ok)}
.pill.sending,.pill.scheduled,.pill.unconfirmed,.pill.queued{background:#fff1d6;color:var(--warn)}
.pill.bounced,.pill.complained,.pill.failed,.pill.unsubscribed{background:#fde8e6;color:var(--bad)}
.muted{color:var(--mute)}.small{font-size:13px}
.msg{padding:10px 14px;border-radius:8px;margin:10px 0;font-size:14px}
.msg.ok{background:#e3f6ec;color:var(--ok)}.msg.bad{background:#fde8e6;color:var(--bad)}.msg.info{background:#eeedfc;color:#3730a3}
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#1d1d1f;color:#fff;padding:10px 18px;border-radius:99px;opacity:0;transition:.25s;pointer-events:none;z-index:99}
#toast.on{opacity:1}
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.35);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}
.modal{background:#fff;border-radius:14px;padding:22px;max-width:620px;width:100%;max-height:88vh;overflow:auto}
.tagchip{display:inline-block;background:#eeedfc;color:#3730a3;border-radius:6px;padding:2px 8px;font-size:12px;margin:0 4px 4px 0}
.tagchip button{all:unset;cursor:pointer;margin-left:4px;opacity:.6}
.preview{border:1px solid var(--line);border-radius:10px;width:100%;height:520px;background:#fff}
.chips span{display:inline-block;border:1px solid #d3d3cc;background:#fff;border-radius:99px;padding:4px 12px;margin:0 6px 6px 0;cursor:pointer;font-size:13px}
.chips span:hover{border-color:var(--brand);color:var(--brand)}
.auth{max-width:380px;margin:12vh auto;padding:0 16px}
.bar{height:6px;background:#eceae4;border-radius:9px;overflow:hidden}.bar i{display:block;height:100%;background:var(--brand)}
.spark{display:flex;align-items:flex-end;gap:3px;height:70px}.spark i{flex:1;background:#c7c3f7;border-radius:3px 3px 0 0;min-height:2px}
pre{background:#f3f3ef;padding:12px;border-radius:8px;overflow:auto;font-size:12.5px;white-space:pre-wrap;word-break:break-all}
@media(max-width:760px){.shell{display:block}.side{position:static;width:auto;height:auto;border-right:0;border-bottom:1px solid var(--line);display:flex;flex-wrap:wrap;gap:4px;padding:10px}.side .logo,.side .foot{display:none}.side a{margin:0;padding:6px 10px}main{padding:18px 16px}}