:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1f2430;
  --muted: #6b7280;
  --border: #e3e5ea;
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --danger: #dc2626;
  --success: #16a34a;
  --warning: #d97706;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.topnav {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 24px;
  background: #14161f;
}
.topnav .brandmark { color: #fff; font-weight: 700; margin-right: 10px; }
.topnav a { color: #cbd0dc; font-size: 14px; }
.topnav a:hover { color: #fff; text-decoration: none; }
.topnav .spacer { flex: 1; }

.container { max-width: 1080px; margin: 0 auto; padding: 24px; }

h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 17px; margin: 0 0 12px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 16px;
}

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }

.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }

.btn {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 7px;
  background: var(--primary);
  color: #fff;
  border: none;
  font-size: 14px;
  cursor: pointer;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; }
.btn.secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn.danger { background: var(--danger); }
.btn.small { padding: 5px 10px; font-size: 12px; }

form.inline { display: inline; }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 14px;
  font-family: inherit;
}
.field textarea { min-height: 140px; font-family: ui-monospace, monospace; }
.field .hint { font-size: 12px; color: var(--muted); margin-top: 4px; }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  background: #eef0f4;
  color: var(--muted);
}
.badge.draft { background: #eef0f4; color: var(--muted); }
.badge.scheduled { background: #fef3c7; color: var(--warning); }
.badge.sending { background: #dbeafe; color: #1d4ed8; }
.badge.sent { background: #dcfce7; color: var(--success); }
.badge.canceled { background: #fee2e2; color: var(--danger); }
.badge.subscribed { background: #dcfce7; color: var(--success); }
.badge.unsubscribed { background: #f3f4f6; color: var(--muted); }
.badge.bounced { background: #fee2e2; color: var(--danger); }

.tag { display: inline-block; padding: 2px 8px; border-radius: 100px; background: #ede9fe; color: #5b21b6; font-size: 11px; margin-right: 4px; }

.empty { color: var(--muted); padding: 30px 0; text-align: center; }

.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { width: 320px; }

.error { color: var(--danger); font-size: 13px; margin-bottom: 12px; }
.stats-row { display: flex; gap: 16px; font-size: 13px; color: var(--muted); flex-wrap: wrap; }
.stats-row b { color: var(--text); }