:root {
  --bg: #0d1220;
  --panel: #151c2f;
  --panel2: #111827;
  --line: rgba(255,255,255,.1);
  --text: #e8edf8;
  --muted: #9aa7bd;
  --accent: #74d4ff;
  --good: #8ff0b2;
  --warn: #ffd47a;
  --bad: #ff9a9a;
  --shadow: 0 24px 70px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(circle at top left, rgba(116,212,255,.18), transparent 35%), var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 36px;
  border-bottom: 1px solid var(--line);
  background: rgba(13,18,32,.82);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(18px);
}

h1, h2, h3, p { margin: 0; }
h1 { font-size: 32px; letter-spacing: -0.03em; }
h2 { font-size: 20px; }
h3 { font-size: 16px; }
p { color: var(--muted); line-height: 1.5; }

main { max-width: 1220px; margin: 0 auto; padding: 26px; }
.top-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.button {
  border: 0;
  background: var(--accent);
  color: #07111f;
  padding: 10px 14px;
  border-radius: 12px;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .12s ease, opacity .12s ease;
}
.button:hover { transform: translateY(-1px); }
.button.secondary { background: #26324d; color: var(--text); }
.button.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); }
.button.bad { background: var(--bad); color: #290000; }
.button.good { background: var(--good); color: #062111; }
.button.small { padding: 7px 10px; border-radius: 10px; font-size: 13px; }

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}
.stat {
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  box-shadow: var(--shadow);
}
.stat strong { display: block; font-size: 26px; }
.stat span { color: var(--muted); font-size: 13px; }

.panel, .card {
  background: rgba(21,28,47,.86);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
}
.panel { padding: 18px; margin-bottom: 18px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.manual-form {
  display: grid;
  grid-template-columns: 170px 170px 1fr auto;
  gap: 10px;
}
input, textarea, select {
  background: #0c1324;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 11px 12px;
  font: inherit;
  min-width: 0;
}
textarea { width: 100%; min-height: 92px; resize: vertical; }

.tabs { display: flex; gap: 8px; margin: 18px 0; flex-wrap: wrap; }
.tab {
  background: #10182b;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 700;
}
.tab.active { color: #061120; background: var(--accent); border-color: transparent; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.grid { display: grid; gap: 14px; }
.card { padding: 16px; }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 12px; }
.meta { color: var(--muted); font-size: 13px; }
.badges { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 8px; }
.badge {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 12px;
  color: var(--muted);
  background: rgba(255,255,255,.04);
}
.badge.good { color: var(--good); border-color: rgba(143,240,178,.3); background: rgba(143,240,178,.08); }
.badge.warn { color: var(--warn); border-color: rgba(255,212,122,.3); background: rgba(255,212,122,.08); }
.badge.bad { color: var(--bad); border-color: rgba(255,154,154,.3); background: rgba(255,154,154,.08); }

.inbound, .reply {
  padding: 12px;
  border-radius: 14px;
  background: #0c1324;
  border: 1px solid var(--line);
  margin: 10px 0;
  white-space: pre-wrap;
}
.reply { border-color: rgba(116,212,255,.28); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { border-bottom: 1px solid var(--line); padding: 12px; text-align: left; vertical-align: top; }
.table th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.empty { border: 1px dashed var(--line); border-radius: 18px; padding: 24px; color: var(--muted); text-align: center; }
.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  padding: 12px 14px;
  background: #10182b;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  color: var(--text);
}
.hidden { display: none; }

@media (max-width: 860px) {
  .topbar { align-items: flex-start; flex-direction: column; padding: 22px; }
  main { padding: 18px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .manual-form { grid-template-columns: 1fr; }
}