:root{
  --bg:#f4f5f7; --card:#fff; --ink:#1c2230; --muted:#667085; --line:#e4e7ec;
  --accent:#0f766e; --accent-d:#0b5d57; --danger:#b42318; --warn:#b54708; --ok:#067647;
  --radius:12px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
main.wrap{padding-top:24px;padding-bottom:60px}
.topbar{background:#fff;border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:58px}
.brand{font-weight:700;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px}
.brand .dot{width:12px;height:12px;border-radius:50%;background:var(--accent)}
nav a{color:var(--muted);text-decoration:none;margin-left:18px;padding:6px 0;border-bottom:2px solid transparent}
nav a:hover,nav a.on{color:var(--ink);border-color:var(--accent)}
h1{font-size:24px;margin:0 0 4px}
h2{font-size:17px;margin:0 0 14px}
.sub{color:var(--muted);margin:0 0 20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
label{display:block;font-weight:600;font-size:13px;margin-bottom:5px}
.hint{font-weight:400;color:var(--muted);font-size:12.5px;margin-top:4px}
input[type=text],input[type=email],input[type=number],input[type=password],input[type=file],select,textarea{
  width:100%;padding:9px 11px;border:1px solid #cfd4dc;border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid #99d5cf;border-color:var(--accent)}
textarea{resize:vertical}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.5}
.btn{display:inline-block;border:1px solid var(--accent);background:var(--accent);color:#fff;padding:9px 16px;border-radius:8px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn:hover{background:var(--accent-d)}
.btn.sec{background:#fff;color:var(--ink);border-color:#cfd4dc}
.btn.sec:hover{background:#f2f4f7}
.btn.danger{background:#fff;color:var(--danger);border-color:#f0b4ae}
.btn.danger:hover{background:#fef3f2}
.btn.sm{padding:5px 10px;font-size:13px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.alert{padding:11px 14px;border-radius:8px;margin-bottom:14px;border:1px solid}
.alert.ok{background:#ecfdf3;border-color:#abefc6;color:var(--ok)}
.alert.err{background:#fef3f2;border-color:#fecdca;color:var(--danger)}
.alert.warn{background:#fffaeb;border-color:#fedf89;color:var(--warn)}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
tr:last-child td{border-bottom:0}
.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600;background:#eef0f3;color:#475467}
.badge.running,.badge.sending{background:#d1f4ef;color:#0b5d57}
.badge.sent,.badge.finished{background:#dcfae6;color:var(--ok)}
.badge.failed{background:#fee4e2;color:var(--danger)}
.badge.paused,.badge.skipped{background:#fef0c7;color:var(--warn)}
.bar-wrap{height:8px;background:#eaecf0;border-radius:99px;overflow:hidden;min-width:90px}
.bar-fill{height:100%;background:var(--accent);width:0;transition:width .4s}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin-bottom:16px}
.stat{background:#f9fafb;border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.stat b{display:block;font-size:24px;line-height:1.1}
.stat span{color:var(--muted);font-size:12.5px}
.editor{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:820px){.editor{grid-template-columns:1fr}}
.preview{width:100%;height:100%;min-height:420px;border:1px solid #cfd4dc;border-radius:8px;background:#fff}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}
.chip{border:1px solid #cfd4dc;background:#fff;border-radius:99px;padding:3px 10px;font-size:12.5px;cursor:pointer;font-family:ui-monospace,Menlo,Consolas,monospace}
.chip:hover{background:#f2f4f7}
code.block{display:block;background:#101828;color:#e4e7ec;padding:10px 12px;border-radius:8px;overflow-x:auto;font-size:12.5px;margin:6px 0 12px}
.muted{color:var(--muted)}
.right{margin-left:auto}
.login{max-width:380px;margin:12vh auto}
.pager a{margin-right:8px}