/* Light is the base palette; dark redefines only the tokens.
   The layout, spacing and hierarchy are identical in both themes. */
:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --border: #e2e5ea;
  --text: #16191d;
  --muted: #646b76;
  --accent: #0f766e;
  --accent-soft: rgba(15, 118, 110, 0.10);
  --danger: #b42318;
  --danger-soft: rgba(180, 35, 24, 0.09);
  --warn: #b45309;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .10);
  --radius: 10px;
}
:root[data-theme="dark"] {
  --bg: #0e1116;
  --surface: #161b22;
  --border: #2a313c;
  --text: #e8ebef;
  --muted: #9aa4b2;
  --accent: #2dd4bf;
  --accent-soft: rgba(45, 212, 191, 0.12);
  --danger: #ff7b72;
  --danger-soft: rgba(255, 123, 114, 0.12);
  --warn: #f0a742;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .92em;
       background: var(--accent-soft); padding: 1px 5px; border-radius: 4px; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px 24px;
  background: var(--surface); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
.brand { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.brand h1 { font-size: 16px; margin: 0; font-weight: 600; letter-spacing: -.01em; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); }
.chip {
  font-size: 11px; font-weight: 600; letter-spacing: .03em;
  padding: 3px 8px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent);
}
.chip-dry { background: rgba(180, 83, 9, .12); color: var(--warn); }
.chip-live { background: var(--danger-soft); color: var(--danger); }

.theme-toggle { display: flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.theme-toggle button {
  border: 0; background: transparent; color: var(--muted);
  padding: 5px 12px; font-size: 12px; font-weight: 500; cursor: pointer;
}
.theme-toggle button.active { background: var(--accent-soft); color: var(--accent); }

main { max-width: 860px; margin: 0 auto; padding: 24px; display: grid; gap: 18px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.card h2 { margin: 0 0 6px; font-size: 15px; font-weight: 600; }
.card h3 { margin: 20px 0 8px; font-size: 13px; font-weight: 600; color: var(--muted); }
.muted { color: var(--muted); margin: 0 0 16px; }

.drop {
  display: grid; place-items: center; gap: 4px;
  border: 1.5px dashed var(--border); border-radius: var(--radius);
  padding: 32px; cursor: pointer; text-align: center;
  transition: border-color .15s, background .15s;
}
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop strong { font-size: 14px; font-weight: 600; }

.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 16px 0; }
label { display: grid; gap: 5px; font-size: 12px; font-weight: 500; color: var(--muted); }
input[type="text"] {
  padding: 8px 10px; font-size: 14px; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 7px;
}
input[type="text"]:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }

button[type="submit"] {
  width: 100%; padding: 10px; font-size: 14px; font-weight: 600;
  color: #fff; background: var(--accent); border: 0; border-radius: 8px; cursor: pointer;
}
button[type="submit"]:disabled { opacity: .45; cursor: not-allowed; }

.alert {
  margin-top: 14px; padding: 11px 13px; border-radius: 8px;
  background: var(--danger-soft); color: var(--danger);
  border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent);
  font-size: 13px;
}

.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 12px; margin: 0 0 18px; }
.kv dt { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.kv dd { margin: 2px 0 0; font-size: 14px; font-weight: 600;
         font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
         gap: 1px; background: var(--border); border: 1px solid var(--border);
         border-radius: var(--radius); overflow: hidden; }
.stat { background: var(--surface); padding: 12px 14px; }
.stat .n { font-size: 20px; font-weight: 650; letter-spacing: -.02em; }
.stat .l { font-size: 10.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.stat.bad .n { color: var(--danger); }

.tbl { width: 100%; border-collapse: collapse; font-size: 13px; display: block;
       overflow-x: auto; white-space: nowrap; }
.tbl th, .tbl td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--border); }
.tbl th { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.tbl td { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

@media (max-width: 620px) { .row { grid-template-columns: 1fr; } }

.monitor-link {
  display: inline-block; margin-bottom: 14px; padding: 7px 13px;
  border-radius: 8px; font-size: 13px; font-weight: 600; text-decoration: none;
  background: var(--accent-soft); color: var(--accent);
}
.monitor-link:hover { background: var(--accent); color: #fff; }

.topbar-actions { display: flex; align-items: center; gap: 8px; }
.reset {
  border: 1px solid var(--border); background: transparent; color: var(--muted);
  padding: 5px 11px; font-size: 12px; font-weight: 600; border-radius: 8px;
  cursor: pointer;
}
.reset:hover { color: var(--text); border-color: var(--muted); }
.reset.danger { background: var(--danger-soft); color: var(--danger);
                border-color: color-mix(in srgb, var(--danger) 40%, transparent); }
.reset.ghost { color: var(--muted); }
.reset:disabled { opacity: .5; cursor: not-allowed; }

.reset-note {
  max-width: 860px; margin: 14px auto -4px; padding: 11px 14px;
  border-radius: 8px; font-size: 12.5px;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}
.reset-note.bad { background: var(--danger-soft); color: var(--danger);
                  border-color: color-mix(in srgb, var(--danger) 30%, transparent); }
.reset-note b { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }