:root {
  --bg: #0f1117;
  --bg-elev: #161a24;
  --bg-elev-2: #1d2230;
  --border: #262c3b;
  --text: #e7ebf3;
  --muted: #8a94a9;
  --primary: #4f8cff;
  --primary-hover: #6ca1ff;
  --ok: #2bbf7a;
  --err: #ff6363;
  --warn: #f2b34a;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

h1, h2, h3 { margin: 0; font-weight: 600; }
h1 { font-size: 18px; letter-spacing: 0.01em; }
h2 { font-size: 15px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
h3 { font-size: 15px; }

code, pre, .output, .mono { font-family: var(--mono); }

.muted { color: var(--muted); font-size: 13px; }
.tag {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.tag.warn { background: rgba(242, 179, 74, 0.15); color: var(--warn); }

/* Login */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at top, #1a2030 0%, #0f1117 60%);
}
.login-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 40px 36px;
  border-radius: 12px;
  width: 320px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}
.login-card h1 { text-align: center; }
.login-card .subtitle { margin: 4px 0 28px; text-align: center; color: var(--muted); }
.login-card label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.login-card input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  font-size: 14px;
  outline: none;
  margin-bottom: 18px;
}
.login-card input[type="password"]:focus { border-color: var(--primary); }
.login-card .error { color: var(--err); font-size: 13px; margin: 0 0 14px; }
.login-card button { width: 100%; }

/* Dashboard */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 28px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
}
.topbar h1 { margin-bottom: 4px; }

section.panel, .accounts > .card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin: 18px 28px;
  padding: 18px 22px;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.kv {
  display: grid;
  grid-template-columns: max-content 1fr;
  row-gap: 6px;
  column-gap: 18px;
  margin: 0 0 12px;
}
.kv dt { color: var(--muted); font-size: 12px; }
.kv dd { margin: 0; font-family: var(--mono); font-size: 13px; }

.accounts {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  margin: 0 28px 28px;
}
.accounts > .card { margin: 0; }
.account header p { margin: 4px 0 0; }

.account .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 10px;
  align-items: center;
}
.smtp-group { display: flex; gap: 6px; flex: 1; min-width: 260px; }
.smtp-group input {
  flex: 1;
  padding: 8px 10px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 13px;
  outline: none;
}
.smtp-group input:focus { border-color: var(--primary); }

button {
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: var(--bg-elev-2);
  color: var(--text);
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}
button:hover:not(:disabled) { background: #242a3b; }
button:disabled { opacity: 0.6; cursor: not-allowed; }

button.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  font-weight: 600;
}
button.primary:hover:not(:disabled) { background: var(--primary-hover); border-color: var(--primary-hover); }

button.ghost { background: transparent; }
button.ghost:hover:not(:disabled) { background: var(--bg-elev-2); }

.output {
  margin: 0;
  padding: 12px 14px;
  background: #0a0d14;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 12.5px;
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 1em;
  max-height: 280px;
  overflow: auto;
}
.output:empty { display: none; }
.ok-box { border-color: rgba(43, 191, 122, 0.35); }
.error-box { border-color: rgba(255, 99, 99, 0.5); color: #ffb8b8; }

/* Log-Tabelle */
.log-filters { display: flex; gap: 8px; align-items: center; }
.log-filters select {
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 13px;
}
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
}
.log-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.log-table thead th {
  background: var(--bg-elev-2);
  padding: 8px 10px;
  text-align: left;
  color: var(--muted);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
}
.log-table tbody td {
  padding: 8px 10px;
  border-bottom: 1px solid rgba(38, 44, 59, 0.5);
  vertical-align: top;
}
.log-table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
.log-table td.mono { font-family: var(--mono); color: var(--muted); }
.log-table td.small { font-size: 12px; }
.log-table td.subject {
  max-width: 340px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tag.ok { background: rgba(43, 191, 122, 0.2); color: var(--ok); }
.tag.muted { background: rgba(138, 148, 169, 0.15); color: var(--muted); }