:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --accent: #2563eb;
  --danger: #dc2626;
  --card-bg: #f9fafb;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --fg: #e5e7eb;
    --muted: #9ca3af;
    --border: #2a2e37;
    --accent: #3b82f6;
    --danger: #ef4444;
    --card-bg: #161a21;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}

.topnav {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.topnav a {
  color: var(--fg);
  text-decoration: none;
}

.topnav a:hover { color: var(--accent); }
.topnav .brand { font-weight: 700; margin-right: auto; }
.topnav .logout { color: var(--muted); }

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem;
}

.login-box {
  max-width: 320px;
  margin: 4rem auto;
  text-align: center;
}

.login-box form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}

input, textarea {
  padding: 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  font-size: 1rem;
  width: 100%;
}

.error { color: var(--danger); }
.empty { color: var(--muted); }

.email-list, .rules-list {
  list-style: none;
  padding: 0;
}

.email-list li {
  border-bottom: 1px solid var(--border);
}

.email-list a {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.75rem 0;
  text-decoration: none;
  color: var(--fg);
}

.email-list .who { font-weight: 600; }
.email-list .subject { color: var(--fg); }
.email-list .meta { font-size: 0.85rem; color: var(--muted); }

.rules-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.accounts-list {
  list-style: none;
  padding: 0;
}

.accounts-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.acc-main {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.acc-name { font-weight: 600; }
.acc-email { color: var(--fg); }
.acc-meta { font-size: 0.85rem; color: var(--muted); }

.acc-actions {
  display: flex;
  gap: 0.5rem;
}

.acc-actions form { margin: 0; }

.account-form {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-width: 480px;
}

.account-form label {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 0.5rem;
}

.account-form input[type="text"],
.account-form input[type="email"],
.account-form input[type="number"],
.account-form input[type="password"] {
  margin-bottom: 0.25rem;
}

.account-form .form-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 0.75rem;
}

.checkbox-row {
  display: flex !important;
  align-items: center;
  gap: 0.5rem;
  flex-direction: row !important;
}

.checkbox-row input { width: auto; }

.account-form button { margin-top: 1rem; align-self: flex-start; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
}

.draft, .body-text {
  white-space: pre-wrap;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem;
}

.actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.actions form { margin: 0; }

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  cursor: pointer;
  text-decoration: none;
  font-size: 0.95rem;
}

.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn-small { padding: 0.3rem 0.6rem; font-size: 0.85rem; }

.status-label {
  margin-top: 1rem;
  font-weight: 600;
}