:root {
  --bg: #f6f7f8;
  --surface: #ffffff;
  --border: #e2e5e9;
  --text: #16191d;
  --muted: #667080;
  --accent: #0f766e;
  --accent-text: #ffffff;
  --accent-soft: #e3f2f0;
  --danger: #b42318;
  --danger-soft: #fdecea;
  --warn: #92600a;
  --warn-soft: #fdf3dc;
  --ok: #17663a;
  --ok-soft: #e4f4ea;
  --neutral-soft: #eceef1;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101316;
    --surface: #181c20;
    --border: #2a3037;
    --text: #e8eaed;
    --muted: #97a0ad;
    --accent: #2bb3a6;
    --accent-text: #06201d;
    --accent-soft: #14312e;
    --danger: #ff8a7d;
    --danger-soft: #3a1a17;
    --warn: #f0c060;
    --warn-soft: #33290f;
    --ok: #6fd698;
    --ok-soft: #14301f;
    --neutral-soft: #242a30;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 var(--font);
  -webkit-text-size-adjust: 100%;
}

h1, h2, p { margin: 0; }
h1 { font-size: 20px; }
h2 { font-size: 20px; }
.muted { color: var(--muted); }

/* Controls */
input, select, button { font: inherit; color: inherit; }

input, select {
  width: 100%;
  height: 38px;
  padding: 0 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
input:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.btn {
  height: 38px;
  padding: 0 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover:not(:disabled) { border-color: var(--muted); }
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
}
.btn:disabled, .link:disabled { opacity: .55; cursor: default; }
.btn.busy, .link.busy { opacity: .8; cursor: progress; }
.btn.busy::before, .link.busy::before {
  content: "";
  display: inline-block;
  width: .85em;
  height: .85em;
  margin-right: .5em;
  vertical-align: -.1em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .btn.busy::before, .link.busy::before { animation-duration: 2s; }
}

.link {
  padding: 0;
  background: none;
  border: 0;
  color: var(--accent);
  cursor: pointer;
}
.link:hover:not(:disabled) { text-decoration: underline; }

/* Sign in */
.login {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 16px;
}
.login-card {
  width: 100%;
  max-width: 380px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.brand { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 24px; }
.brand p { margin-top: 2px; }
.login form { display: grid; gap: 8px; }
.login label { font-weight: 600; }
.login .btn { margin-top: 8px; }
.sent-to { margin-bottom: 8px; overflow-wrap: anywhere; }
.code-input {
  height: 48px;
  font: 600 22px/1 var(--mono);
  letter-spacing: .3em;
  text-align: center;
}
.login-links { display: flex; justify-content: space-between; gap: 12px; margin-top: 10px; flex-wrap: wrap; }

.msg {
  margin-top: 16px;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--danger-soft);
  color: var(--danger);
}
.msg.info { background: var(--accent-soft); color: var(--text); }

/* App shell */
.topbar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px 24px;
  flex-wrap: wrap;
  padding: 10px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: inherit;
  font-weight: 700;
  text-decoration: none;
}
.tabs { display: flex; gap: 4px; }
.tabs a {
  padding: 7px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 600;
  text-decoration: none;
}
.tabs a:hover { color: var(--text); }
.tabs a[aria-current="page"] { background: var(--accent-soft); color: var(--accent); }
.account {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
  min-width: 0;
}
.account span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.content { max-width: 1400px; margin: 0 auto; padding: 24px; }

.page-head { display: grid; gap: 16px; margin-bottom: 16px; }
.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.field { display: grid; gap: 4px; min-width: 130px; }
.field.grow { flex: 1 1 260px; }
.field span { font-size: 12px; font-weight: 600; color: var(--muted); }

/* Tables */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
}
table { width: 100%; border-collapse: collapse; }
th, td {
  padding: 10px 14px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--border);
}
th {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  background: var(--bg);
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--bg); }
tbody.loading { opacity: .5; }
td.num, th.num { text-align: right; }
td.num { font-variant-numeric: tabular-nums; font-weight: 600; }
td.mono { font-family: var(--mono); font-size: 13px; }
td .sub { display: block; color: var(--muted); font-size: 12px; }
td.clip { max-width: 260px; overflow: hidden; text-overflow: ellipsis; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--neutral-soft);
  font-size: 12px;
  font-weight: 600;
}
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.badge.accent { background: var(--accent-soft); color: var(--accent); }

.state { padding: 48px 16px; text-align: center; color: var(--muted); }
.state .btn { margin-top: 12px; }
.state.error { color: var(--danger); }

.pager {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 12px;
  color: var(--muted);
}

@media (max-width: 640px) {
  .topbar { padding: 10px 16px; }
  .content { padding: 16px; }
  .account span { display: none; }
  .field { flex: 1 1 130px; }
  .pager { justify-content: space-between; }
}