:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --text: #1d2430;
  --muted: #667085;
  --line: #d9dee7;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --danger: #dc2626;
  --warn: #d97706;
  --ok: #16a34a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-size: 12px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button, input, textarea {
  font: inherit;
  font-size: 12px;
}

button {
  min-height: 36px;
  border: 0;
  border-radius: 7px;
  padding: 0 12px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

button:disabled { opacity: .55; }

button.ghost {
  background: #e7eaef;
  color: #202938;
}

.hidden { display: none !important; }

.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.login-panel {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}

h1, h2, p { margin-top: 0; }
h1, h2, h3, p { font-size: 12px; }
p { color: var(--muted); }

label {
  display: grid;
  gap: 6px;
  margin: 10px 0;
  color: var(--muted);
  font-size: 12px;
}

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--text);
  padding: 8px 9px;
}

.shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px;
}

header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 10px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.top-nav {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.top-nav button.active {
  background: var(--accent);
  color: #fff;
}

.toolbar {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 10px;
}

#runStatus {
  color: var(--muted);
  font-size: 12px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 10px;
}

.metrics div, .panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metrics div {
  padding: 10px;
}

.metrics strong {
  display: block;
  font-size: 12px;
}

.metrics span {
  color: var(--muted);
  font-size: 12px;
}

.grid {
  display: grid;
  grid-template-columns: 1.4fr .8fr;
  gap: 10px;
  margin-bottom: 10px;
}

.panel {
  padding: 10px;
  margin-bottom: 10px;
}

.seed-table-head, .seed-row {
  display: grid;
  grid-template-columns: minmax(140px, .65fr) minmax(280px, 1.35fr) auto auto;
  gap: 8px;
  align-items: end;
}

.seed-table-head {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  margin: 2px 0 6px;
  padding: 0 2px;
}

.seed-rows {
  display: grid;
  gap: 6px;
}

.seed-row {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.seed-row.readonly {
  grid-template-columns: minmax(140px, .65fr) minmax(280px, 1.35fr);
}

.seed-field {
  display: block;
  margin: 0;
}

.seed-field span {
  display: none;
}

.seed-row input:disabled {
  color: var(--text);
  background: #f8fafc;
  border-color: var(--line);
  opacity: 1;
}

.seed-save,
.seed-edit {
  min-width: 58px;
  height: 36px;
}

.add-seed {
  width: 100%;
  margin-top: 8px;
}

.run-under-seeds {
  width: 100%;
  margin-top: 8px;
}

.countdown-card,
.network-card {
  display: grid;
  gap: 8px;
  margin-top: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fbfcfe;
}

.countdown-card div,
.network-card div {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
}

.countdown-card span,
.network-card span {
  color: var(--muted);
  font-size: 12px;
}

.countdown-card strong,
.network-card strong {
  min-width: 0;
  overflow-wrap: anywhere;
}

.network-card h3 {
  margin: 0;
  font-size: 12px;
}

.problem-list, .detail-list {
  display: grid;
  gap: 6px;
}

.row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fbfcfe;
}

.row strong { display: block; }
.row span { color: var(--muted); font-size: 12px; }
.tag { font-weight: 800; }
.tag.ok { color: var(--ok); }
.tag.fail { color: var(--danger); }
.tag.warn { color: var(--warn); }

.user-form {
  display: grid;
  grid-template-columns: 1fr 1fr 120px auto;
  gap: 6px;
  align-items: center;
}

select {
  width: 100%;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--text);
  padding: 0 10px;
}

.user-list,
.log-list,
.run-history-list {
  display: grid;
  gap: 6px;
  margin-top: 8px;
  max-height: 520px;
  overflow: auto;
}

.mini-row,
.log-row {
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fbfcfe;
}

.mini-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
}

.mini-row span,
.log-row span {
  color: var(--muted);
  font-size: 12px;
}

.log-row strong {
  display: block;
  font-size: 12px;
}

.log-row.warn { border-color: #f5c56b; }
.log-row.error { border-color: #fca5a5; }

.history-row {
  display: grid;
  grid-template-columns: minmax(160px, 1.4fr) repeat(6, minmax(90px, 1fr));
  gap: 8px;
  align-items: start;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fbfcfe;
}

.history-row.warn {
  border-color: #f5c56b;
  background: #fffbeb;
}

.history-row span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.history-row strong {
  display: block;
  min-width: 0;
  overflow-wrap: anywhere;
}

.seed-progress {
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fbfcfe;
}

.seed-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: start;
}

.seed-head strong {
  display: block;
  overflow-wrap: anywhere;
}

.seed-head span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}

.seed-head b {
  font-size: 12px;
}

.progress-track {
  height: 7px;
  margin-top: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: #e8edf4;
}

.progress-fill {
  height: 100%;
  border-radius: inherit;
  background: #2563eb;
  transition: width .25s ease;
}

.seed-progress.running .progress-fill {
  background: linear-gradient(90deg, #2563eb, #60a5fa, #2563eb);
  background-size: 200% 100%;
  animation: progressMove 1.1s linear infinite;
}

.seed-progress.ok .progress-fill { background: var(--ok); }
.seed-progress.fail .progress-fill { background: var(--danger); }
.seed-progress.pending .progress-fill { background: #aeb7c4; }

.seed-progress.ok .seed-head b { color: var(--ok); }
.seed-progress.fail .seed-head b { color: var(--danger); }
.seed-progress.running .seed-head b { color: #2563eb; }
.seed-progress.pending .seed-head b { color: var(--muted); }

.seed-issues {
  display: grid;
  gap: 6px;
  margin-top: 6px;
}

.seed-issue {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px;
  align-items: center;
  padding: 7px;
  border-radius: 6px;
  background: #fff1f2;
  color: #9f1239;
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.seed-issue strong {
  display: block;
  color: #9f1239;
}

.seed-issue span {
  display: block;
  margin-top: 2px;
}

.copy-link {
  min-height: 30px;
  white-space: nowrap;
  border-radius: 6px;
  background: #fee2e2;
  color: #9f1239;
  padding: 0 10px;
}

@keyframes progressMove {
  from { background-position: 0 0; }
  to { background-position: 200% 0; }
}

@media (max-width: 720px) {
  .shell { padding: 6px; }
  header { gap: 6px; margin-bottom: 6px; }
  h1 { margin-bottom: 4px; }
  #subtitle { line-height: 1.4; margin-bottom: 6px; }
  header, .toolbar, .header-actions { flex-direction: column; align-items: stretch; }
  .top-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 4px;
    justify-content: stretch;
  }
  .top-nav button {
    min-width: 0;
    min-height: 32px;
    padding: 0 6px;
  }
  #logoutBtn { min-height: 32px; }
  .toolbar { margin-bottom: 6px; }
  .metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 4px;
    margin-bottom: 6px;
  }
  .metrics div {
    min-height: 42px;
    padding: 5px;
    border-radius: 6px;
  }
  .metrics strong,
  .metrics span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .grid { grid-template-columns: 1fr; }
  .panel { padding: 7px; margin-bottom: 6px; border-radius: 7px; }
  .panel h2 { margin-bottom: 2px; }
  .user-form { grid-template-columns: 1fr; }
  .seed-table-head { display: none; }
  .seed-rows { gap: 5px; }
  .seed-row { grid-template-columns: 1fr; gap: 6px; }
  .seed-row.readonly {
    grid-template-columns: minmax(48px, .42fr) minmax(0, 1fr) 28px;
    gap: 8px;
    align-items: center;
    min-height: 34px;
    padding: 6px 8px;
    border: 1px solid var(--line);
    border-radius: 7px;
    background: #fbfcfe;
  }
  .seed-row.readonly::after {
    content: "OK";
    color: var(--ok);
    font-weight: 800;
    text-align: right;
  }
  .seed-field {
    display: grid;
    gap: 4px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
  }
  .seed-field span {
    display: block;
  }
  .seed-row.readonly .seed-field {
    display: block;
    min-width: 0;
  }
  .seed-row.readonly .seed-field span {
    display: none;
  }
  .seed-row.readonly input:disabled {
    min-height: auto;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .seed-row.readonly .seed-site {
    font-weight: 700;
  }
  .seed-row.readonly .seed-domain {
    font-weight: 800;
  }
  .seed-row input { min-height: 34px; padding: 7px 8px; }
  .seed-save, .seed-edit { width: 100%; }
  .add-seed, .run-under-seeds { min-height: 34px; margin-top: 6px; }
  .countdown-card, .network-card { padding: 7px; gap: 5px; }
  .countdown-card div, .network-card div { grid-template-columns: 58px minmax(0, 1fr); gap: 6px; }
  .history-row { grid-template-columns: 1fr 1fr; }
  .history-row > div:first-child { grid-column: 1 / -1; }
  .seed-progress,
  .history-row,
  .log-row,
  .mini-row {
    padding: 6px;
    border-radius: 6px;
  }
  .progress-track {
    height: 6px;
    margin-top: 5px;
  }
}