:root {
  --rail: #0b4f4a;
  --rail-dark: #063734;
  --rail-text: #f8ffff;
  --paper: #fbfbf8;
  --panel: #ffffff;
  --ink: #1c2424;
  --muted: #5c6868;
  --line: #c8d2cf;
  --accent: #005c97;
  --accent-soft: #e6f1f7;
  --warn: #8a5b00;
}
* { box-sizing: border-box; }
html { font-size: 15px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Tahoma, Arial, sans-serif;
  line-height: 1.45;
}
a { color: #005c97; }
a:hover { color: #003c64; }
.site {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}
.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  align-self: start;
  background: var(--rail);
  color: var(--rail-text);
  padding: 14px 12px;
  border-right: 1px solid var(--rail-dark);
  overflow-y: auto;
}
.rail-toggle {
  width: 34px;
  height: 28px;
  border: 1px solid rgba(255,255,255,.35);
  background: rgba(255,255,255,.1);
  color: var(--rail-text);
  cursor: pointer;
  margin-bottom: 10px;
}
.brand {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
}
.brand img {
  width: 52px;
  height: 52px;
}
.brand-title {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.15;
}
.tagline {
  margin: 0 0 14px;
  color: #d9eeee;
  font-size: .9rem;
}
.menu {
  display: grid;
  gap: 5px;
}
.menu a {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  min-height: 34px;
  color: var(--rail-text);
  text-decoration: none;
  border: 1px solid transparent;
  padding: 5px 7px;
}
.menu a:hover,
.menu a.active {
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.3);
}
.icon {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 24px;
  border: 1px solid rgba(255,255,255,.35);
  font-size: .76rem;
  font-weight: bold;
}
.rail-foot {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,.25);
  font-size: .82rem;
  color: #d9eeee;
}
.rail-collapsed .site {
  grid-template-columns: 64px minmax(0, 1fr);
}
.rail-collapsed .brand-title,
.rail-collapsed .tagline,
.rail-collapsed .menu-label,
.rail-collapsed .rail-foot {
  display: none;
}
.rail-collapsed .brand {
  grid-template-columns: 40px;
}
.rail-collapsed .brand img {
  width: 40px;
  height: 40px;
}
.rail-collapsed .menu a {
  grid-template-columns: 30px;
  justify-content: center;
}
main {
  min-width: 0;
}
.topbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
  padding: 12px 18px;
}
.topbar h1 {
  margin: 0;
  color: var(--rail-dark);
  font-size: 1.5rem;
}
.crumb {
  color: var(--muted);
  font-size: .9rem;
  margin-top: 2px;
}
.content {
  padding: 18px;
  max-width: 1200px;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px;
  margin-bottom: 14px;
}
.panel h2 {
  margin: 0 0 9px;
  color: var(--rail-dark);
  font-size: 1.25rem;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}
.card {
  border: 1px solid var(--line);
  background: #fff;
  padding: 12px;
}
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.button {
  display: inline-block;
  border: 1px solid #7c8f8c;
  background: #f0f4f3;
  color: #0b2f2d;
  text-decoration: none;
  padding: 8px 10px;
}
.button.primary {
  background: var(--accent-soft);
  border-color: var(--accent);
  font-weight: bold;
}
.muted { color: var(--muted); }
.warn { color: var(--warn); font-weight: bold; }
table {
  border-collapse: collapse;
  width: auto;
  max-width: 100%;
  background: #fff;
}
th, td {
  border: 1px solid var(--line);
  padding: 7px 8px;
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}
th {
  background: #e9efed;
  color: #122;
  cursor: pointer;
  position: relative;
}
td.number, th.number {
  text-align: right;
}
.table-wrap {
  max-width: 100%;
}
.resizer {
  position: absolute;
  right: 0;
  top: 0;
  width: 8px;
  height: 100%;
  cursor: col-resize;
}
.report-frame {
  width: 100%;
  min-height: 70vh;
  border: 1px solid var(--line);
  background: white;
}
footer {
  color: var(--muted);
  padding: 18px;
  border-top: 1px solid var(--line);
}
@media (max-width: 760px) {
  .site {
    grid-template-columns: 1fr;
  }
  .rail {
    position: relative;
    height: auto;
  }
  .rail-collapsed .site {
    grid-template-columns: 1fr;
  }
  .rail-collapsed .menu,
  .rail-collapsed .tagline,
  .rail-collapsed .rail-foot {
    display: none;
  }
  .content {
    padding: 12px;
  }
}