/* Dark blueish theme. Plain CSS — no build step. */

:root {
  --bg:        #0b1220;          /* page bg, deep navy */
  --bg-card:   #131c2f;          /* cards / panels */
  --bg-input:  #0f1828;
  --bg-hover:  #1a2540;
  --border:    #243149;
  --text:      #dbe4f5;
  --text-dim:  #8794ad;
  --text-mute: #5a6781;
  --accent:    #4f8cff;          /* primary blue */
  --accent-2:  #7aa9ff;
  --good:      #3ddc97;
  --bad:       #ff6b81;
  --warn:      #f5b042;
  --link:      #7aa9ff;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.45;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Layout --------------------------------------------------------------- */

.app {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: #0a1020;
  border-right: 1px solid var(--border);
  padding: 1.5rem 1rem;
}

.sidebar h1 {
  font-size: 1.05rem;
  margin: 0 0 1.5rem 0;
  color: var(--accent-2);
  letter-spacing: 0.02em;
}

.sidebar nav a {
  display: block;
  padding: 0.55rem 0.75rem;
  margin-bottom: 0.15rem;
  border-radius: 6px;
  color: var(--text-dim);
  font-size: 0.93rem;
}
.sidebar nav a:hover     { background: var(--bg-hover); color: var(--text); text-decoration: none; }
.sidebar nav a.active    { background: var(--accent); color: #07101f; font-weight: 600; }

main { padding: 2rem 2.25rem; max-width: 1200px; }
main > h2 { margin-top: 0; }

/* --- Cards / grid --------------------------------------------------------- */

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.card  { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.1rem 1.2rem; }
.card.tight { padding: 0.85rem 1rem; }
.card h3 { margin: 0 0 0.4rem 0; font-size: 0.82rem; text-transform: uppercase; color: var(--text-mute); letter-spacing: 0.05em; font-weight: 600; }
.card .big { font-size: 1.55rem; font-weight: 600; }
.card .sub { color: var(--text-dim); font-size: 0.88rem; margin-top: 0.25rem; }

.row     { display: flex; gap: 1.25rem; flex-wrap: wrap; align-items: flex-start; }
.row > * { flex: 1 1 320px; }

.section { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem 1.4rem; margin-bottom: 1.5rem; }
.section h3 { margin-top: 0; }

/* --- Tables --------------------------------------------------------------- */

table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { padding: 0.55rem 0.7rem; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--text-mute); font-weight: 600; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.04em; }
tbody tr:hover { background: var(--bg-hover); }

/* sortable headers */
th.th-sort { cursor: pointer; user-select: none; }
th.th-sort:hover { color: var(--text); }
th.th-sort::after { content: " ↕"; color: var(--text-mute); font-size: 0.7em; opacity: 0.5; }
th.th-sort.sort-asc::after  { content: " ↑"; color: var(--accent-2); opacity: 1; }
th.th-sort.sort-desc::after { content: " ↓"; color: var(--accent-2); opacity: 1; }

/* search input above tables */
.table-tools { display: flex; gap: 0.6rem; align-items: center; margin-bottom: 0.6rem; }
.table-tools input[type=search] { flex: 0 1 280px; }
.table-tools .counter { color: var(--text-mute); font-size: 0.85rem; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

.gain  { color: var(--good); }
.loss  { color: var(--bad); }
.muted { color: var(--text-mute); }

.badge { display: inline-block; padding: 0.12rem 0.55rem; border-radius: 999px; font-size: 0.72rem; font-weight: 600; background: #233454; color: var(--text); }
.dot   { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 0.45rem; vertical-align: middle; }

/* --- Forms ---------------------------------------------------------------- */

form.inline { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: end; }
.field { display: flex; flex-direction: column; gap: 0.25rem; min-width: 0; }
.field label { font-size: 0.75rem; text-transform: uppercase; color: var(--text-mute); letter-spacing: 0.04em; }

input[type=text], input[type=number], input[type=date], input[type=datetime-local],
select, textarea {
  background: var(--bg-input); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 0.45rem 0.6rem; font: inherit; min-width: 0;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { min-height: 4em; resize: vertical; font-family: inherit; }
input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--accent); }

button, .btn {
  background: var(--accent); color: #07101f; border: 0; padding: 0.5rem 0.9rem;
  border-radius: 6px; font: inherit; font-weight: 600; cursor: pointer;
}
button:hover, .btn:hover { background: var(--accent-2); }
button.ghost, .btn.ghost { background: transparent; color: var(--text-dim); border: 1px solid var(--border); font-weight: 500; }
button.ghost:hover, .btn.ghost:hover { background: var(--bg-hover); color: var(--text); }
button.danger, .btn.danger { background: transparent; color: var(--bad); border: 1px solid #5a2333; }
button.danger:hover { background: #2a1620; }

.actions { display: flex; gap: 0.4rem; }

/* --- Progress bars (layers page, allocation) ----------------------------- */

.bar { height: 8px; background: var(--bg-input); border-radius: 999px; overflow: hidden; margin-top: 0.4rem; }
.bar > span { display: block; height: 100%; background: var(--accent); }
.bar.over > span  { background: var(--warn); }
.bar.full > span  { background: var(--good); }

/* --- Activity log -------------------------------------------------------- */

.log-list { list-style: none; padding: 0; margin: 0; }
.log-list li {
  border-left: 3px solid var(--border);
  padding: 0.6rem 0 0.6rem 1rem;
  margin-bottom: 0.6rem;
}
.log-list li.kind-note     { border-color: var(--accent); }
.log-list li.kind-position { border-color: var(--good); }
.log-list li.kind-price    { border-color: var(--accent-2); }
.log-list li.kind-settings { border-color: var(--warn); }
.log-list li.kind-expense  { border-color: #c977ff; }
.log-list li.kind-allocation { border-color: #f56eb3; }
.log-list li.kind-layer    { border-color: #5cd0ff; }
.log-list .when { color: var(--text-mute); font-size: 0.78rem; }
.log-list .title { font-weight: 600; }
.log-list .body { color: var(--text-dim); white-space: pre-wrap; margin-top: 0.2rem; font-size: 0.92rem; }

/* --- Misc ---------------------------------------------------------------- */

.hsplit { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.kind-pill { display: inline-block; padding: 0.05rem 0.45rem; border-radius: 4px; font-size: 0.7rem; text-transform: uppercase; background: #243149; color: var(--text-dim); margin-right: 0.4rem; letter-spacing: 0.04em; }
.empty { color: var(--text-mute); font-style: italic; padding: 1rem 0; }
hr { border: 0; border-top: 1px solid var(--border); margin: 1.5rem 0; }

details summary { cursor: pointer; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details > form, details > div { margin-top: 0.5rem; }

code { background: var(--bg-input); padding: 0.05rem 0.35rem; border-radius: 3px; font-size: 0.88em; color: var(--accent-2); }

@media (max-width: 800px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--border); padding: 1rem; }
  main { padding: 1.25rem; }
}