:root {
  --bg: #f4f0e6;
  --bg-2: #e8dfcf;
  --paper: #fffdf9;
  --ink: #1b1d20;
  --muted: #5f666f;
  --line: #c7bca8;
  --line-strong: #8f7e63;
  --accent: #224c63;
  --accent-2: #9b3d2e;
  --ok: #2d6a4f;
  --warn: #a86a00;
  --bad: #8f2330;
  --chip: #efe7d8;
  --panel: #faf6ee;
  --shadow: 0 10px 30px rgba(77, 62, 34, 0.08);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: "IBM Plex Sans", "Segoe UI", Tahoma, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(155, 61, 46, 0.08), transparent 32%),
    radial-gradient(circle at top right, rgba(34, 76, 99, 0.08), transparent 30%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
}

body {
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.shell {
  max-width: 1480px;
  margin: 0 auto;
  padding: 24px;
}

.masthead {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 20px;
  margin-bottom: 20px;
}

.hero,
.card,
.window,
.diagram-card {
  background: rgba(255, 253, 249, 0.92);
  border: 1px solid rgba(143, 126, 99, 0.35);
  box-shadow: var(--shadow);
  backdrop-filter: blur(4px);
}

.hero {
  padding: 24px;
  border-radius: 20px;
}

.hero h1,
.card h2,
.window h2,
.diagram-card h2 {
  margin: 0 0 12px;
  font-family: "Aptos Display", "Trebuchet MS", sans-serif;
  letter-spacing: 0.02em;
}

.hero p,
.card p,
.muted {
  color: var(--muted);
}

.tag-row,
.nav-grid,
.kpi-row,
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag,
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--chip);
  color: var(--ink);
  font-size: 13px;
}

.card {
  border-radius: 18px;
  padding: 18px;
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: 18px;
}

.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));
}

.window {
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 20px;
}

.titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: linear-gradient(90deg, #d6c7ae, #f3eadc);
  border-bottom: 1px solid var(--line-strong);
}

.titlebar .title {
  font-weight: 700;
  letter-spacing: 0.03em;
}

.window-body {
  padding: 16px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.72), rgba(250,246,238,0.95)),
    linear-gradient(90deg, rgba(199,188,168,0.18) 1px, transparent 1px),
    linear-gradient(0deg, rgba(199,188,168,0.18) 1px, transparent 1px);
  background-size: auto, 24px 24px, 24px 24px;
}

.toolbar,
.statusbar,
.sidebar-list,
.mini-table,
.panel,
.stack {
  display: grid;
  gap: 10px;
}

.toolbar {
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  margin-bottom: 14px;
}

.toolbar .tool,
.filter,
.stat,
.btn {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.btn-primary {
  background: linear-gradient(180deg, #285d78, #21495e);
  color: #fff;
  border-color: #21495e;
}

.btn-warn {
  background: linear-gradient(180deg, #b96d32, #9b5826);
  color: #fff;
  border-color: #9b5826;
}

.btn-danger {
  background: linear-gradient(180deg, #a23f39, #7b2f2b);
  color: #fff;
  border-color: #7b2f2b;
}

.workspace {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 300px;
  gap: 14px;
}

.panel {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.86);
}

.panel h3 {
  margin: 0 0 8px;
  font-size: 15px;
}

.menu-list,
.status-list,
.doc-list {
  display: grid;
  gap: 8px;
}

.menu-item,
.doc-item,
.status-item,
.row {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(199, 188, 168, 0.8);
  background: rgba(250, 246, 238, 0.95);
}

.menu-item.active {
  background: linear-gradient(180deg, #264f66, #1f4255);
  color: #fff;
  border-color: #1f4255;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.field {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.field .value {
  font-weight: 600;
}

.section-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.section-bar .pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  font-size: 13px;
}

.section-bar .pill.active {
  background: var(--accent-2);
  color: #fff;
  border-color: var(--accent-2);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  padding: 9px 10px;
  border-bottom: 1px solid rgba(199, 188, 168, 0.7);
  text-align: left;
  vertical-align: top;
}

th {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.table-shell {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
}

.status-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 8px;
}

.ok { background: var(--ok); }
.warn { background: var(--warn); }
.bad { background: var(--bad); }
.info { background: var(--accent); }

.kpi {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.kpi .label {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.kpi .value {
  font-size: 26px;
  font-weight: 700;
  margin-top: 6px;
}

.diagram-card {
  border-radius: 18px;
  padding: 18px;
  margin-bottom: 20px;
}

.diagram {
  width: 100%;
  overflow-x: auto;
}

.diagram svg {
  width: 100%;
  height: auto;
  border-radius: 12px;
  background: linear-gradient(180deg, #fffefb, #f7f1e7);
  border: 1px solid var(--line);
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

.footer-note {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 1100px) {
  .masthead,
  .workspace,
  .grid-2,
  .grid-3,
  .grid-4,
  .form-grid {
    grid-template-columns: 1fr;
  }
}