:root {
  --brand: #EC8C34; --brand-strong: #D97A22; --ink: #1F252B; --ink-2: #5b6670; --line: #e3e6e9;
  --bg: #f6f7f8; --panel: #fff; --ok: #1f8a4c; --err: #c0392b; --warn: #b7791f;
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif; color: var(--ink); background: var(--bg);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); font-size: 14px; }
a { color: var(--brand-strong); }
main { max-width: 1280px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 24px; margin: 0; } h2 { font-size: 17px; margin: 28px 0 8px; }
.muted { color: var(--ink-2); } .small { font-size: 12px; } .mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12px; }

.top { display: flex; align-items: center; gap: 20px; padding: 10px 20px; background: var(--ink); color: #fff; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-size: 15px; }
.brand img { height: 26px; } .brand b { color: var(--brand); font-weight: 600; }
.crumbs { flex: 1; display: flex; gap: 8px; color: #aab3bb; } .crumbs a { color: #fff; text-decoration: none; } .crumbs .sep { opacity: .5; }
.me { display: flex; gap: 12px; align-items: center; font-size: 13px; } .me a { color: #cfd6dc; }

.head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 8px 0 16px; flex-wrap: wrap; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; } .actions form { margin: 0; }
.btn { display: inline-block; padding: 7px 14px; border-radius: 6px; border: 1px solid var(--line); background: #fff; color: var(--ink);
  font: inherit; cursor: pointer; text-decoration: none; }
.btn:hover { border-color: var(--ink-2); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; } .btn.primary:hover { background: var(--brand-strong); }
.btn.danger { color: var(--err); }
input, select, textarea { font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink); }
form.inline { display: flex; gap: 8px; margin: 0; }

.pill { display: inline-block; padding: 1px 8px; border-radius: 99px; background: #eceff1; color: var(--ink-2); font-size: 12px; }
.pill.ok { background: #e3f4ea; color: var(--ok); } .pill.err { background: #fbe7e5; color: var(--err); }
.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; } .alert.ok { background: #e3f4ea; } .alert.err { background: #fbe7e5; }

table.grid { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.grid th, .grid td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.grid th { font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--ink-2); background: #fafbfb; }
.grid.small td { font-size: 13px; } .grid .empty { text-align: center; color: var(--ink-2); padding: 28px; }
.grid input { width: 100%; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 12px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 14px; }
.card .k { color: var(--ink-2); font-size: 12px; } .card .v { font-size: 26px; font-weight: 600; } .card .v.bad { color: var(--err); }

.form { display: grid; gap: 14px; max-width: 640px; background: var(--panel); padding: 20px; border: 1px solid var(--line); border-radius: 8px; }
.form label { display: grid; gap: 4px; font-weight: 600; } .form label .muted { font-weight: 400; }
.form .row { display: grid; grid-template-columns: 1fr 120px; gap: 12px; }
label.check { display: flex !important; align-items: center; gap: 8px; font-weight: 400 !important; }

.hero { max-width: 560px; margin: 80px auto; text-align: center; } .hero h1 { font-size: 30px; margin-bottom: 12px; }
.hero p { color: var(--ink-2); margin-bottom: 24px; }

/* editor */
.title-input { font-size: 22px; font-weight: 600; border-color: transparent; background: transparent; min-width: 280px; }
.title-input:hover, .title-input:focus { border-color: var(--line); background: #fff; }
.status { min-height: 20px; font-size: 13px; color: var(--ink-2); margin-bottom: 8px; }
.status.ok { color: var(--ok); } .status.err { color: var(--err); } .status.warn { color: var(--warn); }
.editor-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
@media (max-width: 960px) { .editor-grid { grid-template-columns: 1fr; } }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 14px; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.rules { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 14px; }
.rules label { display: grid; gap: 4px; font-size: 13px; } .rules textarea { resize: vertical; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tabs button { border: 0; background: none; padding: 8px 12px; font: inherit; cursor: pointer; color: var(--ink-2); border-bottom: 2px solid transparent; }
.tabs button.active { color: var(--ink); border-bottom-color: var(--brand); font-weight: 600; }
.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; } .toolbar label { display: flex; gap: 6px; align-items: center; }
.toolbar input#user-q { min-width: 260px; }
.code { width: 100%; min-height: 420px; flex: 1; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12.5px; line-height: 1.5;
  tab-size: 2; white-space: pre; resize: vertical; background: #1F252B; color: #e8ecef; border: 0; padding: 12px; }
.mail-preview { border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.mail-head { padding: 10px 12px; background: #fafbfb; border-bottom: 1px solid var(--line); font-size: 13px; }
#pv-html { width: 100%; height: 420px; border: 0; background: #fff; display: block; }
.mail-preview details { border-top: 1px solid var(--line); padding: 8px 12px; } .mail-preview pre { white-space: pre-wrap; font-size: 12px; margin: 8px 0 0; }