/* Mini Atlas — portal styles. Light + dark themes via CSS variables. */
:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-2: #f8fafb;
  --border: #e2e7ec;
  --border-strong: #cfd7df;
  --text: #17212b;
  --text-2: #4c5a67;
  --text-3: #7a8794;
  --accent: #0d7a6b;
  --accent-hover: #0a6457;
  --accent-soft: #e3f3f0;
  --accent-text: #0a6457;
  --danger: #c2332f;
  --danger-soft: #fdecea;
  --warning: #9a6200;
  --warning-soft: #fff4dc;
  --success: #17803d;
  --success-soft: #e5f5ea;
  --info-soft: #e8f0fb;
  --sidebar: #0f1b24;
  --sidebar-text: #b8c4ce;
  --sidebar-active: #1c2c38;
  --code-bg: #f1f4f6;
  --shadow: 0 1px 2px rgba(16, 24, 32, .06), 0 1px 3px rgba(16, 24, 32, .05);
  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d141a;
    --surface: #141e26;
    --surface-2: #18242d;
    --border: #24323d;
    --border-strong: #30414e;
    --text: #e6edf2;
    --text-2: #a9b6c1;
    --text-3: #7d8b97;
    --accent: #2bb39d;
    --accent-hover: #3cc7b0;
    --accent-soft: #10322d;
    --accent-text: #5fd6c1;
    --danger: #f0605b;
    --danger-soft: #3a1817;
    --warning: #f0b44a;
    --warning-soft: #33270f;
    --success: #4cc77a;
    --success-soft: #12301d;
    --info-soft: #14263a;
    --sidebar: #0a1015;
    --sidebar-text: #a3b1bc;
    --sidebar-active: #17232c;
    --code-bg: #0f181f;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 .5rem; }
h1 { font-size: 1.5rem; font-weight: 650; letter-spacing: -.01em; }
h2 { font-size: 1.1rem; font-weight: 650; }
h3 { font-size: .95rem; font-weight: 650; }
p { margin: 0 0 .75rem; }
code, pre, .mono { font-family: var(--mono); font-size: .86em; }
code { background: var(--code-bg); padding: .1em .35em; border-radius: 5px; }
hr { border: 0; border-top: 1px solid var(--border); margin: 1.25rem 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- layout */
.shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; background: linear-gradient(to right, var(--sidebar) 232px, transparent 232px); }
.sidebar {
  background: var(--sidebar); color: var(--sidebar-text); padding: 18px 12px;
  display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 1.05rem; padding: 4px 10px 18px; }
.brand:hover { text-decoration: none; }
.brand svg { flex: none; }
.brand small { display: block; font-weight: 500; font-size: .72rem; color: var(--sidebar-text); opacity: .8; }
.nav a {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 8px;
  color: var(--sidebar-text); font-weight: 520;
}
.nav a:hover { background: var(--sidebar-active); color: #fff; text-decoration: none; }
.nav a.active { background: var(--sidebar-active); color: #fff; box-shadow: inset 3px 0 0 var(--accent); }
.nav svg { width: 18px; height: 18px; flex: none; opacity: .9; }
.sidebar-foot { margin-top: auto; border-top: 1px solid #22313c; padding: 12px 10px 0; font-size: .82rem; }
.sidebar-foot .who { color: #fff; font-weight: 600; }
.sidebar-foot button { margin-top: 8px; width: 100%; }
.main { padding: 28px 36px 60px; min-width: 0; max-width: 1240px; }
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head p { color: var(--text-2); margin: 0; }
.crumbs { font-size: .82rem; color: var(--text-3); margin-bottom: 6px; }
.crumbs a { color: var(--text-3); }

/* ---------- cards & grids */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 18px; }
.card > h2:first-child, .card > h3:first-child { margin-bottom: .75rem; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.card-head h2 { margin: 0; }
.muted { color: var(--text-2); }
.faint { color: var(--text-3); font-size: .85rem; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat { background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; }
.stat .label { font-size: .75rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 1.25rem; font-weight: 650; margin-top: 2px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.stack > * + * { margin-top: 12px; }

/* ---------- tabs */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin: 0 0 20px; overflow-x: auto; }
.tabs a { padding: 10px 14px; color: var(--text-2); font-weight: 560; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tabs a:hover { color: var(--text); text-decoration: none; }
.tabs a.active { color: var(--accent-text); border-bottom-color: var(--accent); }

/* ---------- tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: .74rem; text-transform: uppercase; letter-spacing: .04em; color: var(--text-3); font-weight: 600; background: var(--surface-2); }
tr:last-child td { border-bottom: 0; }
td.actions { text-align: right; white-space: nowrap; }
td.actions form { display: inline; }
.table-card { padding: 0; overflow: hidden; }
.table-card .card-head { padding: 16px 20px 0; }
.empty { text-align: center; padding: 36px 20px; color: var(--text-2); }
.empty strong { display: block; color: var(--text); font-size: 1rem; margin-bottom: 4px; }

/* ---------- badges */
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: .75rem; font-weight: 600; padding: 2px 9px; border-radius: 99px; background: var(--surface-2); color: var(--text-2); border: 1px solid var(--border); white-space: nowrap; }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; opacity: .85; }
.badge.plain::before { display: none; }
.b-green { color: var(--success); background: var(--success-soft); border-color: transparent; }
.b-red { color: var(--danger); background: var(--danger-soft); border-color: transparent; }
.b-amber { color: var(--warning); background: var(--warning-soft); border-color: transparent; }
.b-blue { color: var(--accent-text); background: var(--accent-soft); border-color: transparent; }
.b-pulse::before { animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .25; } }
@media (prefers-reduced-motion: reduce) { .b-pulse::before { animation: none; } }

/* ---------- forms */
label { display: block; font-weight: 600; font-size: .86rem; margin-bottom: 5px; }
.field { margin-bottom: 14px; }
.hint { font-size: .8rem; color: var(--text-3); margin-top: 4px; font-weight: 400; }
input[type=text], input[type=password], input[type=number], input[type=url], input:not([type]), select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--border-strong); border-radius: 8px;
  background: var(--surface); color: var(--text); font: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
textarea { font-family: var(--mono); font-size: .84rem; min-height: 140px; resize: vertical; line-height: 1.45; }
textarea.tall { min-height: 420px; }
input.code { font-family: var(--mono); font-size: .86rem; }
.check { display: flex; align-items: flex-start; gap: 8px; font-weight: 500; }
.check input { margin-top: 3px; }
.inline-form { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.inline-form .field { margin: 0; flex: 1 1 180px; }
fieldset { border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; margin: 0 0 14px; }
legend { font-weight: 650; font-size: .86rem; padding: 0 6px; }
.choice { display: block; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; margin-bottom: 8px; cursor: pointer; font-weight: 500; }
.choice:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.choice input { margin-right: 8px; }
.choice small { display: block; color: var(--text-3); margin-left: 24px; font-weight: 400; }

/* ---------- buttons */
.btn, button {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text); font: inherit; font-weight: 600; font-size: .86rem;
  cursor: pointer; text-decoration: none; white-space: nowrap; line-height: 1.3;
}
.btn:hover, button:hover { background: var(--surface-2); text-decoration: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; }
.btn-danger { color: var(--danger); border-color: var(--border-strong); }
.btn-danger:hover { background: var(--danger-soft); }
.btn-danger-solid { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger-solid:hover { background: var(--danger); filter: brightness(.92); }
.btn-sm { padding: 5px 10px; font-size: .8rem; }
.btn-ghost { border-color: transparent; background: transparent; }
.sidebar .btn-ghost { color: var(--sidebar-text); border-color: #2a3a46; }
.sidebar .btn-ghost:hover { background: var(--sidebar-active); color: #fff; }
button[disabled], .btn[aria-disabled=true] { opacity: .55; cursor: not-allowed; }

/* ---------- alerts */
.flash, .alert { border-radius: 8px; padding: 11px 14px; margin-bottom: 16px; border: 1px solid transparent; }
.flash-success, .alert-success { background: var(--success-soft); color: var(--success); }
.flash-error, .alert-error { background: var(--danger-soft); color: var(--danger); }
.flash-warning, .alert-warning { background: var(--warning-soft); color: var(--warning); }
.alert-info { background: var(--info-soft); color: var(--text); }
.alert strong { display: block; margin-bottom: 2px; }
.alert p:last-child { margin-bottom: 0; }

/* ---------- code / copy */
.copybox { display: flex; align-items: stretch; border: 1px solid var(--border-strong); border-radius: 8px; overflow: hidden; background: var(--code-bg); }
.copybox code { flex: 1; padding: 10px 12px; background: none; overflow-x: auto; white-space: nowrap; font-size: .84rem; }
.copybox button { border: 0; border-left: 1px solid var(--border-strong); border-radius: 0; }
pre.doc { margin: 0; padding: 12px 14px; background: var(--code-bg); border-radius: 8px; overflow-x: auto; max-height: 360px; font-size: .8rem; line-height: 1.45; }
pre.log { margin: 0; padding: 12px 14px; background: #0b1218; color: #c9d4dc; border-radius: 8px; overflow: auto; max-height: 420px; font-size: .78rem; white-space: pre-wrap; word-break: break-word; }
pre.doc.wrap { white-space: pre-wrap; word-break: break-all; }
.truncate { max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nowrap { white-space: nowrap; }
.secret { font-family: var(--mono); font-size: 1.05rem; letter-spacing: .02em; }

/* ---------- documents list */
.doc-item { border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px; background: var(--surface); }
.doc-item .doc-actions { display: flex; justify-content: flex-end; gap: 6px; padding: 6px 8px; border-bottom: 1px solid var(--border); background: var(--surface-2); border-radius: 8px 8px 0 0; }
.doc-item pre.doc { border-radius: 0 0 8px 8px; }
.pager { display: flex; gap: 8px; align-items: center; justify-content: center; margin-top: 14px; }

/* ---------- cluster cards */
.cluster-list { display: grid; gap: 14px; }
.cluster-card { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; padding: 18px 20px; }
.cluster-card h2 { margin: 0 0 4px; font-size: 1.1rem; }
.cluster-meta { display: flex; flex-wrap: wrap; gap: 6px 18px; color: var(--text-2); font-size: .84rem; }
.cluster-meta span strong { color: var(--text); font-weight: 600; }

/* ---------- details / disclosure */
details.card > summary { cursor: pointer; font-weight: 650; list-style: none; }
details.card > summary::-webkit-details-marker { display: none; }
details.card > summary::before { content: "+"; display: inline-block; width: 1.1em; color: var(--accent-text); font-weight: 700; }
details.card[open] > summary::before { content: "−"; }
details.card[open] > summary { margin-bottom: 14px; }

.danger-zone { border-color: color-mix(in srgb, var(--danger) 35%, var(--border)); }
.danger-zone h2 { color: var(--danger); }

/* ---------- auth pages */
.auth-main { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card .brand-big { display: flex; align-items: center; gap: 10px; justify-content: center; font-weight: 700; font-size: 1.2rem; margin-bottom: 18px; color: var(--text); }
.auth-card .card { padding: 26px; }
.qr { display: block; margin: 8px auto 12px; border-radius: 8px; background: #fff; padding: 8px; }
.code-input { font-size: 1.5rem !important; letter-spacing: .4em; text-align: center; font-family: var(--mono); }
.steps { padding-left: 1.2rem; margin: 0 0 1rem; color: var(--text-2); }
.steps li { margin-bottom: 4px; }

/* ---------- small screens */
@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; background: none; }
  .hide-sm { display: none; }
  .truncate { max-width: 220px; }
  .sidebar { position: static; height: auto; flex-direction: row; align-items: center; flex-wrap: wrap; padding: 10px 16px; gap: 6px; }
  .brand { padding: 4px 6px; }
  .brand small { display: none; }
  .nav { display: flex; gap: 2px; flex-wrap: wrap; }
  .nav a { padding: 7px 10px; }
  .nav a.active { box-shadow: inset 0 -2px 0 var(--accent); }
  .sidebar-foot { margin: 0 0 0 auto; border: 0; padding: 0; display: flex; gap: 8px; align-items: center; }
  .sidebar-foot .who-label { display: none; }
  .sidebar-foot button { margin: 0; width: auto; }
  .main { padding: 20px 16px 48px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .cluster-card { grid-template-columns: 1fr; }
}