:root {
  --bg: #eef3f8;
  --bg-soft: #f7fafc;
  --card: #ffffff;
  --line: #d6e0ea;
  --line-soft: #e9eef5;
  --text: #15263a;
  --muted: #66778d;
  --accent: #1f4f7a;
  --accent-strong: #173d60;
  --accent-soft: #edf4fb;
  --success: #0f766e;
  --danger: #b42318;
  --shadow-sm: 0 4px 12px rgba(16, 24, 40, 0.05);
  --shadow-md: 0 12px 30px rgba(16, 24, 40, 0.08);
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(31, 79, 122, 0.05), transparent 22%),
    var(--bg);
  color: var(--text);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-end;
  padding: 18px 24px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
}

.topbar h1 {
  margin: 0 0 4px;
  font-size: 24px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.topbar p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.topbar-tools {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.topbar-tools label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  min-width: 176px;
  color: var(--muted);
}

.layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - 84px);
}

.sidebar {
  position: sticky;
  top: 84px;
  align-self: start;
  height: calc(100vh - 84px);
  overflow-y: auto;
  padding: 20px 16px;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.content {
  padding: 24px;
}

.page-section { display: none; }
.page-section.active { display: block; }

.section-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
}

.section-header h2 {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.section-actions { display: flex; gap: 10px; }

button,
.button-link,
.nav-btn {
  border: 1px solid var(--line);
  background: #fff;
  padding: 10px 14px;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: 0.18s ease;
}

button:hover,
.button-link:hover,
.nav-btn:hover {
  border-color: #bccbdb;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

button:active,
.button-link:active,
.nav-btn:active {
  transform: translateY(0);
}

.nav-btn {
  justify-content: flex-start;
  width: 100%;
  padding: 11px 14px;
  border-radius: 14px;
  background: transparent;
}

.nav-btn.active {
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 8px 20px rgba(31, 79, 122, 0.22);
}

button.secondary {
  background: #f8fafc;
}

button.danger {
  color: var(--danger);
  border-color: #f1b6b0;
  background: #fff5f4;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-sm);
}

.card .label {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}

.card .value {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.panel {
  box-shadow: var(--shadow-sm);
}

.panel h3 {
  margin: 0 0 14px;
  font-size: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.form-grid.compact { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
}

.form-grid .check-label {
  justify-content: center;
}

.full { grid-column: 1 / -1; }

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

input,
select,
textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  font: inherit;
  color: var(--text);
  background: #fff;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

input::placeholder,
textarea::placeholder {
  color: #98a5b5;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: #8fb2d4;
  box-shadow: 0 0 0 4px rgba(31, 79, 122, 0.12);
  background: #fff;
}

textarea {
  min-height: 90px;
  resize: vertical;
}


.table-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.table-toolbar-right {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-left: auto;
}

.table-search-input {
  max-width: 320px;
  background: #fff;
}

.table-results {
  font-size: 13px;
  color: var(--muted);
  font-weight: 700;
}

.table-clear-btn {
  padding: 9px 12px;
}

.table-wrap {
  overflow-x: auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

th,
td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
  vertical-align: top;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f8fbfe;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--muted);
  text-transform: uppercase;
}

tr:last-child td { border-bottom: 0; }

tbody tr:hover td {
  background: #fbfdff;
}

.action-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
}

.badge.success { background: #ecfdf5; color: var(--success); }
.badge.danger { background: #fff1f2; color: var(--danger); }

.note-box {
  padding: 12px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  background: #fafbfd;
}

.two-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.charts-grid { margin-bottom: 20px; }

.chart {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chart-row {
  display: grid;
  grid-template-columns: 140px 1fr 120px;
  align-items: center;
  gap: 12px;
}

.bar-track {
  height: 14px;
  border-radius: 999px;
  background: #e7eef6;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #1f4f7a, #5c9bd5);
  border-radius: 999px;
}

.bar-fill.negative {
  background: linear-gradient(90deg, #dc2626, #f87171);
}

.metric-good { color: var(--success); font-weight: 800; }
.metric-bad { color: var(--danger); font-weight: 800; }
.muted { color: var(--muted); }

.manual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.dynamic-fields {
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.form-help {
  margin: 0;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--bg-soft);
  font-size: 13px;
  color: var(--muted);
}

th.sortable {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

th.sortable:hover {
  background: #eef4fb;
}


@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    flex-direction: row;
    flex-wrap: wrap;
    background: #fff;
  }
  .nav-btn { width: auto; }
  .two-cols { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .topbar, .section-header { flex-direction: column; align-items: stretch; }
  .content { padding: 16px; }
  .form-grid { grid-template-columns: 1fr; }
  .chart-row { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .table-toolbar {
    align-items: stretch;
  }

  .table-search-input {
    max-width: none;
  }

  .table-toolbar-right {
    width: 100%;
    justify-content: space-between;
    margin-left: 0;
  }
}