:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --ink: #22272e;
  --muted: #6a7280;
  --line: #dfe3e8;
  --accent: #2f6feb;
  --accent-ink: #ffffff;
  --ok: #1d7a46;
  --error: #b4232a;
  --warn: #9a6700;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 1.25rem;
}

header .brand { font-weight: 700; padding: 0.9rem 0; }

nav { display: flex; gap: 0.25rem; flex: 1; flex-wrap: wrap; }

nav a {
  color: var(--muted);
  padding: 0.9rem 0.7rem;
  border-bottom: 2px solid transparent;
}

nav a.active, nav a:hover {
  color: var(--ink);
  border-bottom-color: var(--accent);
  text-decoration: none;
}

main { max-width: 1200px; margin: 0 auto; padding: 1.5rem 1.25rem 4rem; }

h1 { font-size: 1.35rem; margin: 0 0 1rem; }
h2 { font-size: 1.05rem; margin: 2rem 0 0.75rem; }

.flash {
  padding: 0.6rem 0.9rem;
  border-radius: 6px;
  margin-bottom: 1rem;
  background: #e7f0e9;
  color: var(--ok);
  border: 1px solid #c4dccb;
}

.flash.error { background: #f9e8e8; color: var(--error); border-color: #ecc8c8; }

.cards { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  min-width: 160px;
}

.card .num { font-size: 1.6rem; font-weight: 700; }
.card .label { color: var(--muted); font-size: 0.85rem; }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  font-size: 0.9rem;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.7rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th { background: #fafbfc; color: var(--muted); font-weight: 600; white-space: nowrap; }
tr:last-child td { border-bottom: none; }

.table-wrap { overflow-x: auto; }

.badge {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 10px;
  font-size: 0.78rem;
  background: #eceef1;
  color: var(--ink);
  white-space: nowrap;
}

.badge.cat-notification { background: #e2ebf5; color: #2c4f76; }
.badge.cat-newsletter { background: #fbeedb; color: #8a5a13; }
.badge.cat-spam { background: #f8e3e3; color: #8f2f2f; }
.badge.cat-otp { background: #ebe4f7; color: #55418a; }
.badge.cat-important { background: #e3efe6; color: #24623f; }

.badge.st-moved { background: #e3efe6; color: #24623f; }
.badge.st-error { background: #f8e3e3; color: #8f2f2f; }
.badge.st-unsure { background: #fbeedb; color: #8a5a13; }
.badge.st-pending_otp { background: #ebe4f7; color: #55418a; }

.muted { color: var(--muted); }
.small { font-size: 0.82rem; }

form.inline { display: inline; }

button, .button {
  font: inherit;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 6px;
  padding: 0.35rem 0.8rem;
  cursor: pointer;
}

button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.danger { color: var(--error); border-color: #ecc8c8; }
button:hover { filter: brightness(0.97); }
button.small { padding: 0.15rem 0.5rem; font-size: 0.8rem; }

input, select, textarea {
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.4rem 0.55rem;
  background: var(--surface);
  color: var(--ink);
}

textarea { width: 100%; min-height: 90px; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.form-grid label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; color: var(--muted); }
.form-grid .actions { display: flex; align-items: end; }

.filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: end;
  margin-bottom: 1rem;
}

.filter-bar label { display: flex; flex-direction: column; font-size: 0.8rem; color: var(--muted); gap: 0.2rem; }

.login-box {
  max-width: 340px;
  margin: 12vh auto 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.5rem;
}

.login-box h1 { margin-top: 0; }
.login-box form { display: flex; flex-direction: column; gap: 0.75rem; }

.chart-wrap { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 1rem; overflow-x: auto; }

.legend { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 0.5rem; font-size: 0.82rem; color: var(--muted); }
.legend .dot { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 0.3rem; }

.pagination { display: flex; gap: 0.5rem; margin-top: 1rem; align-items: center; }

.user-menu { display: flex; align-items: center; gap: 0.75rem; padding-left: 0.5rem; }
.user-menu a { color: var(--muted); white-space: nowrap; }
.user-menu a.active { color: var(--ink); }

.form-grid label.checkbox-label { flex-direction: row; align-items: center; gap: 0.4rem; }
.form-grid label.checkbox-label input { width: auto; }

.mailbox-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  margin-bottom: 0.9rem;
}
.mailbox-head { display: flex; justify-content: space-between; gap: 0.75rem; flex-wrap: wrap; }
.mailbox-head strong { margin-right: 0.5rem; }
.mailbox-status { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.mailbox-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 0.75rem; }
.mailbox-backlog {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}
.mailbox-backlog .inline { display: contents; }

@media (max-width: 760px) {
  header { flex-wrap: wrap; gap: 0.4rem; padding: 0 0.75rem; }
  header .brand { padding: 0.7rem 0; }
  nav { order: 3; flex: 0 0 100%; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; border-top: 1px solid var(--line); }
  nav a { padding: 0.6rem 0.55rem; white-space: nowrap; border-bottom-width: 3px; }
  .user-menu { margin-left: auto; padding-left: 0; }
  main { padding: 1rem 0.85rem 3rem; }
  h1 { font-size: 1.2rem; }
  .cards { gap: 0.6rem; }
  .cards .card { flex: 1 1 42%; min-width: 0; }
  .mailbox-head { flex-direction: column; gap: 0.35rem; }
  .filter-bar { gap: 0.5rem; }
  .filter-bar label { flex: 1 1 46%; }
  .filter-bar label input, .filter-bar label select { width: 100%; }
  .form-grid { grid-template-columns: 1fr; }
}