:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1d2330;
  --muted: #5f6b7a;
  --line: #d9dee5;
  --primary: #1f5fa8;
  --primary-dark: #174a83;
  --ok: #1e7a46;
  --ok-bg: #e5f4ea;
  --err: #a52a2a;
  --err-bg: #fbe9e9;
  --warn: #8a5a00;
  --warn-bg: #fff4d6;
  --info-bg: #e8f0fb;
  --course: #bdd6ee;
  --sub: #e7e6e6;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); }
h1 { font-size: 1.5rem; margin: 0 0 .75rem; }
h2 { font-size: 1.2rem; margin: 1.5rem 0 .5rem; }
h3 { font-size: 1.05rem; margin: 1rem 0 .4rem; }
.topbar { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1.25rem; padding: .6rem 1.25rem; background: #1d2b40; color: #fff; }
.topbar a { color: #dfe8f5; text-decoration: none; }
.topbar a:hover { color: #fff; text-decoration: underline; }
.topbar .brand { font-weight: 600; color: #fff; margin-right: .5rem; }
.topbar nav { display: flex; flex-wrap: wrap; gap: .25rem 1rem; flex: 1; align-items: center; }
.topbar .sep { width: 1px; height: 1.1rem; background: #4b5b73; }
.topbar .who { display: flex; gap: .75rem; align-items: center; font-size: .9rem; color: #c4cfdd; }
.topbar .who form { margin: 0; }
button.link { background: none; border: 0; color: #dfe8f5; cursor: pointer; padding: 0; font: inherit; text-decoration: underline; }
.container { max-width: 1280px; margin: 0 auto; padding: 1.25rem 16px 3rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 1.1rem 1.25rem; margin-bottom: 1rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.warn { color: var(--warn); }
.flash { padding: .6rem .9rem; border-radius: 6px; margin-bottom: .75rem; background: var(--info-bg); }
.flash.success { background: var(--ok-bg); color: var(--ok); }
.flash.error { background: var(--err-bg); color: var(--err); }
.flash.warning { background: var(--warn-bg); color: var(--warn); }
.btn { display: inline-block; padding: .45rem .9rem; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--text); cursor: pointer; font: inherit; text-decoration: none; }
.btn:hover { border-color: #aab4c2; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.danger { color: var(--err); border-color: #e3b5b5; }
.btn.small { padding: .2rem .55rem; font-size: .85rem; }
.btn.wide { display: block; text-align: center; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: .75rem 0; }
.actions form { margin: 0; }
label { display: block; margin: .5rem 0; font-weight: 500; }
label .hint { font-weight: 400; color: var(--muted); font-size: .85rem; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=url], select, textarea {
  display: block; width: 100%; margin-top: .2rem; padding: .4rem .55rem; border: 1px solid var(--line); border-radius: 5px; font: inherit; background: #fff; }
textarea { min-height: 4.5rem; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid #9cc0ea; border-color: var(--primary); }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0 1rem; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 1rem; }
table.list { width: 100%; border-collapse: collapse; background: #fff; }
table.list th, table.list td { text-align: left; padding: .45rem .55rem; border-bottom: 1px solid var(--line); vertical-align: top; }
table.list th { font-size: .85rem; color: var(--muted); font-weight: 600; background: #fafbfc; }
.table-wrap { overflow-x: auto; }
.badge { display: inline-block; padding: .05rem .5rem; border-radius: 999px; font-size: .8rem; background: #eceff3; white-space: nowrap; }
.badge.gatavs, .badge.apstiprinats { background: var(--ok-bg); color: var(--ok); }
.badge.kluda { background: var(--err-bg); color: var(--err); }
.badge.gaida, .badge.gaida_mi, .badge.melnraksts { background: var(--warn-bg); color: var(--warn); }
.badge.apstrade { background: var(--info-bg); color: var(--primary); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: .75rem 1rem; }
.stat .n { font-size: 1.6rem; font-weight: 600; }
.stat .l { color: var(--muted); font-size: .85rem; }
.login { max-width: 460px; margin: 3rem auto; }
.local-login { margin-top: 1.25rem; }
.local-login summary { cursor: pointer; color: var(--muted); }
ul.warnings { margin: .25rem 0; padding-left: 1.2rem; color: var(--warn); }

/* moduļu koks */
.layout-split { display: grid; grid-template-columns: minmax(260px, 360px) 1fr; gap: 1rem; align-items: start; }
@media (max-width: 860px) { .layout-split { grid-template-columns: 1fr; } }
.tree { max-height: 75vh; overflow: auto; }
.tree details { margin: .15rem 0; }
.tree summary { cursor: pointer; padding: .15rem 0; }
.tree .samples { padding-left: 1rem; }
.tree ul { list-style: none; margin: .2rem 0 .4rem; padding-left: 1rem; }
.tree li a { display: block; padding: .15rem .35rem; border-radius: 4px; text-decoration: none; }
.tree li a:hover { background: var(--info-bg); }
.tree li a.active { background: var(--primary); color: #fff; }
.tree .hidden { display: none; }

/* stundu tabula formā */
table.hours { border-collapse: collapse; margin: .5rem 0; }
table.hours th, table.hours td { border: 1px solid var(--line); padding: .3rem .5rem; text-align: center; }
table.hours input { width: 5.5rem; margin: 0 auto; text-align: center; }
table.hours td.sum { font-weight: 600; }
table.hours tr.hl th { background: var(--info-bg); }

/* plāna priekšskatījums */
table.plan { border-collapse: collapse; width: 100%; font-size: .85rem; background: #fff; }
table.plan th, table.plan td { border: 1px solid #9aa4b1; padding: .3rem .4rem; vertical-align: top; }
table.plan thead th { background: #f2f4f7; text-align: center; }
table.plan tr.course td { background: var(--course); text-align: center; font-weight: 600; }
table.plan tr.subtotal td, table.plan tr.total td, table.plan tr.exam td { background: var(--sub); font-weight: 600; }
table.plan td.num { text-align: center; font-weight: 600; white-space: nowrap; }
table.plan td.right { text-align: right; }
table.plan .pre { white-space: pre-line; }

/* moduļa redaktors */
.result { border: 1px solid var(--line); border-radius: 8px; padding: .75rem; margin: .75rem 0; background: #fcfcfd; }
.result-head { display: flex; gap: .5rem; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.levels-table { width: 100%; border-collapse: collapse; margin-top: .5rem; }
.levels-table th, .levels-table td { border: 1px solid var(--line); padding: .25rem; vertical-align: top; }
.levels-table th { background: #f2f4f7; font-size: .85rem; }
.levels-table textarea { min-height: 3.5rem; margin: 0; }
.levels-table td.ops { width: 1%; white-space: nowrap; }
.sticky-actions { position: sticky; bottom: 0; background: rgba(245,246,248,.95); padding: .6rem 0; border-top: 1px solid var(--line); z-index: 5; }
.pdf-frame { width: 100%; height: 80vh; border: 1px solid var(--line); border-radius: 6px; }
.slot-sample { color: var(--muted); font-size: .85rem; white-space: pre-line; max-height: 4.5rem; overflow: hidden; }
pre.prompt { white-space: pre-wrap; background: #f7f8fa; border: 1px solid var(--line); padding: .75rem; max-height: 22rem; overflow: auto; font-size: .8rem; }

.spinner { display: inline-block; width: .8em; height: .8em; border: 2px solid currentColor; border-right-color: transparent;
  border-radius: 50%; vertical-align: -.1em; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
details.card > summary { cursor: pointer; }
#pieteikums > summary { cursor: pointer; }
#pieteikums[open] > summary { margin-bottom: .5rem; }