:root {
  --bg: #0f1420;
  --bg-2: #161d2e;
  --card: #1b2436;
  --card-2: #222c42;
  --border: #2a3550;
  --text: #e6ebf5;
  --muted: #8b97b3;
  --primary: #4f7cff;
  --primary-hover: #3d68f0;
  --green: #34c56a;
  --red: #f0554f;
  --amber: #f0b429;
  --radius: 12px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

/* The `hidden` attribute must always win, even over rules like
   `.login-wrap { display: grid }`. Author rules beat the UA `[hidden]` rule,
   so without this the login overlay never hides after a successful login. */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}

h1, h2, h3 { margin: 0 0 .4em; font-weight: 650; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1rem; }
p { margin: 0 0 .6em; }
code {
  background: rgba(255,255,255,.06);
  padding: .1em .4em;
  border-radius: 6px;
  font-size: .85em;
}
a { color: var(--primary); }

.muted { color: var(--muted); }
.small { font-size: .85rem; }
.error-text { color: var(--red); }
.ok-text { color: var(--green); }

/* Buttons */
.btn {
  font: inherit;
  border: 1px solid var(--border);
  background: var(--card-2);
  color: var(--text);
  padding: .5rem .9rem;
  border-radius: 9px;
  cursor: pointer;
  transition: .15s;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}
.btn:hover { border-color: var(--primary); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-ghost { background: transparent; }
.btn-danger { color: var(--red); border-color: transparent; background: transparent; }
.btn-danger:hover { border-color: var(--red); }
.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: .3rem .6rem; font-size: .85rem; }

/* Login */
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(1200px 600px at 50% -10%, #1c2740, var(--bg));
  padding: 1rem;
}
.login-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 2.2rem;
  width: 100%;
  max-width: 360px;
  text-align: center;
}
.login-logo { font-size: 2.5rem; }
.login-card input {
  width: 100%;
  margin: 1rem 0;
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0 1.2rem;
  height: 60px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { font-weight: 700; font-size: 1.05rem; }
.brand span { vertical-align: middle; }
.tabs { display: flex; gap: .25rem; margin-left: 1rem; flex: 1; }
.tab {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: .5rem .85rem;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
}
.tab:hover { color: var(--text); background: rgba(255,255,255,.04); }
.tab.active { color: #fff; background: var(--card-2); }

/* Content */
.content { max-width: 980px; margin: 0 auto; padding: 1.6rem 1.2rem 4rem; }
.tab-panel { animation: fade .2s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; } }

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
}
.section-head .actions { display: flex; gap: .5rem; }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  margin-bottom: 1rem;
}
.grid { display: grid; gap: 1rem; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 780px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .tabs { overflow-x: auto; }
}

.stat { text-align: left; }
.stat .label { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 1.5rem; font-weight: 700; margin-top: .2rem; }
.stat .sub { font-size: .82rem; color: var(--muted); }

/* Status pills */
.pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .2rem .6rem;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 600;
}
.pill.ok { background: rgba(52,197,106,.15); color: var(--green); }
.pill.bad { background: rgba(240,85,79,.15); color: var(--red); }
.pill.warn { background: rgba(240,180,41,.15); color: var(--amber); }
.pill.run { background: rgba(79,124,255,.15); color: var(--primary); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }

/* Lists / rows */
.row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .85rem 0;
  border-bottom: 1px solid var(--border);
}
.row:last-child { border-bottom: none; }
.row .grow { flex: 1; min-width: 0; }
.row .name { font-weight: 600; }
.row .meta { color: var(--muted); font-size: .85rem; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.empty { text-align: center; color: var(--muted); padding: 2rem 1rem; }

/* Forms */
label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: .3rem; }
input[type=text], input[type=password], input[type=number], input[type=email], input[type=time], select, textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: .55rem .7rem;
  border-radius: 9px;
  font: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }
textarea { resize: vertical; min-height: 90px; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .85rem; }
.field { margin-bottom: .9rem; }
.field-row { display: flex; gap: .8rem; }
.field-row .field { flex: 1; }

/* Switch */
.switch { display: inline-flex; align-items: center; gap: .5rem; cursor: pointer; }
.switch input { display: none; }
.switch .track {
  width: 40px; height: 22px; border-radius: 999px; background: var(--border);
  position: relative; transition: .2s;
}
.switch .track::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 18px; height: 18px; border-radius: 50%; background: #fff; transition: .2s;
}
.switch input:checked + .track { background: var(--primary); }
.switch input:checked + .track::after { transform: translateX(18px); }

/* Log / mono */
.log {
  background: #0a0e17;
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: .8rem 1rem;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: .82rem;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 340px;
  overflow: auto;
  color: #c8d3ea;
}

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(4,7,14,.65);
  display: grid; place-items: center; padding: 1rem; z-index: 50;
  animation: fade .15s ease;
}
.modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow: auto;
}
.modal.wide { max-width: 720px; }
.modal-head { padding: 1.1rem 1.3rem; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-body { padding: 1.3rem; }
.modal-foot { padding: 1rem 1.3rem; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: .6rem; }
.x-btn { background: none; border: none; color: var(--muted); font-size: 1.4rem; cursor: pointer; line-height: 1; }

/* Toast */
#toast-root { position: fixed; bottom: 1.2rem; right: 1.2rem; display: flex; flex-direction: column; gap: .5rem; z-index: 100; }
.toast {
  background: var(--card-2); border: 1px solid var(--border);
  padding: .7rem 1rem; border-radius: 10px; box-shadow: var(--shadow);
  animation: fade .2s ease; max-width: 340px;
}
.toast.ok { border-left: 3px solid var(--green); }
.toast.bad { border-left: 3px solid var(--red); }

/* Steps */
.steps { counter-reset: step; padding-left: 0; list-style: none; }
.steps li { position: relative; padding: 0 0 1.1rem 2.4rem; }
.steps li::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 0; top: 0;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--card-2); border: 1px solid var(--border);
  display: grid; place-items: center; font-size: .8rem; font-weight: 700;
}
.codeblock {
  background: #0a0e17; border: 1px solid var(--border); border-radius: 8px;
  padding: .6rem .8rem; font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: .85rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}

.tag { font-size: .72rem; padding: .12rem .5rem; border-radius: 6px; background: var(--card-2); color: var(--muted); }
.spin { display: inline-block; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }