:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --ink: #1c1f24;
  --muted: #667085;
  --line: #dfe3e8;
  --accent: #2f6fed;
  --accent-ink: #ffffff;
  --ok: #17864a;
  --warn: #a86500;
  --bad: #c02626;
  --code-bg: #0f1319;
  --code-ink: #d6dde6;
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c;
    --panel: #1c2027;
    --ink: #e6e9ee;
    --muted: #96a0b0;
    --line: #2c323b;
    --accent: #5b8dff;
    --accent-ink: #0d1117;
    --ok: #4ac07d;
    --warn: #e0a640;
    --bad: #ff6b6b;
    --code-bg: #0b0e13;
    --code-ink: #cfd7e3;
  }
}

* { box-sizing: border-box; }

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

.hidden { display: none !important; }
.spacer { flex: 1; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono, code, .log { font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace; }

/* ------------------------------------------------------------- layout */

header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
  flex-wrap: wrap;
}

.brand { font-weight: 650; letter-spacing: -0.01em; }

nav { display: flex; gap: 4px; }

main { max-width: 1100px; margin: 0 auto; padding: 20px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
}

.card h2 { margin: 0 0 14px; font-size: 16px; }
.card h3 { margin: 0 0 6px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; margin-bottom: 16px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; }

.stat .value { font-size: 20px; font-weight: 600; }
.stat .value.small { font-size: 13px; font-weight: 500; word-break: break-all; }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.row:last-child { margin-bottom: 0; }

.sticky-actions { position: sticky; bottom: 12px; box-shadow: 0 4px 18px rgba(0,0,0,.12); }

/* ------------------------------------------------------------ controls */

button {
  font: inherit;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
}
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.danger { background: var(--bad); border-color: var(--bad); color: #fff; }
button.ghost { background: transparent; color: var(--muted); }
button.link { background: none; border: none; color: var(--accent); padding: 2px 4px; text-decoration: underline; }

.tab { background: transparent; border-color: transparent; color: var(--muted); }
.tab.active { background: var(--bg); color: var(--ink); border-color: var(--line); font-weight: 600; }

label { display: block; margin-bottom: 12px; font-size: 13px; font-weight: 600; color: var(--muted); }
label.check { display: flex; align-items: center; gap: 8px; font-weight: 500; color: var(--ink); }
label small { display: block; font-weight: 400; margin-top: 4px; color: var(--muted); }

input, select, textarea {
  font: inherit;
  width: 100%;
  margin-top: 5px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--ink);
}
label.check input { width: auto; margin: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { resize: vertical; font-family: ui-monospace, monospace; font-size: 13px; }

/* -------------------------------------------------------------- pieces */

.log {
  background: var(--code-bg);
  color: var(--code-ink);
  padding: 14px;
  border-radius: 8px;
  max-height: 420px;
  overflow: auto;
  font-size: 12.5px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
}

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--line); }
td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }

.banner { background: color-mix(in srgb, var(--accent) 12%, var(--panel)); border: 1px solid var(--accent); border-radius: var(--radius); padding: 14px 18px; margin-bottom: 16px; }
.warn { background: color-mix(in srgb, var(--warn) 14%, var(--panel)); border-left: 3px solid var(--warn); padding: 10px 14px; border-radius: 6px; font-size: 13.5px; }
.error { color: var(--bad); }

.pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.pill.success { background: color-mix(in srgb, var(--ok) 20%, transparent); color: var(--ok); }
.pill.warning { background: color-mix(in srgb, var(--warn) 22%, transparent); color: var(--warn); }
.pill.failed, .pill.cancelled { background: color-mix(in srgb, var(--bad) 18%, transparent); color: var(--bad); }
.pill.running { background: color-mix(in srgb, var(--accent) 20%, transparent); color: var(--accent); }

.crumbs { display: flex; gap: 4px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; font-size: 13px; }
.crumbs button { padding: 3px 8px; font-size: 13px; }

/* --------------------------------------------------------------- login */

.login { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.login-card { width: 100%; max-width: 380px; margin: 0; }
.login-card h1 { margin: 0 0 4px; font-size: 20px; }
.login-card p { margin-top: 0; }
.login-card button { width: 100%; margin-top: 6px; }

/* --------------------------------------------------------------- toast */

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--panel);
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 14px;
  box-shadow: 0 6px 24px rgba(0,0,0,.25);
  z-index: 100;
}

/* ------------------------------------------------------ encryption mode */

label.check.big { font-size: 15px; font-weight: 600; margin-bottom: 6px; }

.bad-text { color: var(--bad); font-weight: 600; }

.danger-block {
  background: color-mix(in srgb, var(--bad) 14%, var(--panel));
  border-left: 3px solid var(--bad);
  padding: 11px 14px;
  border-radius: 6px;
  font-size: 13.5px;
}

table.compare { margin: 14px 0 18px; font-size: 13px; }
table.compare td:first-child { color: var(--muted); width: 30%; }
table.compare th:first-child { width: 30%; }

/* -------------------------------------------------- settings sections */

.subnav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.subtab {
  background: transparent;
  border-color: transparent;
  color: var(--muted);
  font-weight: 600;
}
.subtab.active {
  background: var(--panel);
  border-color: var(--line);
  color: var(--ink);
}

/* Preview line under a schedule picker: what will actually happen. */
.preview {
  margin: 4px 0 0;
  padding: 9px 12px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  border-left: 3px solid var(--accent);
  font-size: 13.5px;
}