:root {
  --bg: #05070b;
  --bg-soft: #090f19;
  --panel: #101722;
  --panel-2: #0c121d;
  --panel-3: #151f2d;
  --line: #253244;
  --text: #edf5ff;
  --muted: #9aaac0;
  --accent: #13c8b4;
  --accent-2: #38bdf8;
  --accent-dark: #75f4e7;
  --danger: #fb7185;
  --warning: #f59e0b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(19, 200, 180, .12), transparent 34rem),
    linear-gradient(180deg, #060912 0%, #05070b 42rem);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

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

button, .button {
  border: 0;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #0ea5a3);
  color: #04201d;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  min-height: 38px;
  padding: 0 14px;
  box-shadow: 0 10px 24px rgba(19, 200, 180, .14);
}

button:disabled {
  cursor: not-allowed;
  opacity: .5;
}

.secondary-button {
  background: #1f2a3a;
  color: #e5eef8;
  box-shadow: none;
}

input, textarea, select {
  width: 100%;
  background: #08111d;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  min-height: 38px;
  padding: 8px 10px;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(19, 200, 180, .14);
  outline: none;
}

.calculated-input {
  background: #0c2f2b;
  color: #b8fff5;
  font-weight: 700;
}

label {
  color: var(--muted);
  display: grid;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: transparent;
}

tbody tr:hover {
  background: rgba(20, 184, 166, .08);
}

th, td {
  border-bottom: 1px solid var(--line);
  padding: 12px 10px;
  text-align: left;
}

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

.topbar {
  align-items: center;
  background: rgba(2, 6, 23, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(148, 163, 184, .14);
  color: #fff;
  display: flex;
  justify-content: space-between;
  min-height: 58px;
  padding: 0 24px;
}

.topbar span {
  color: #cbd5e1;
  margin-left: 10px;
}

.topbar nav {
  display: flex;
  gap: 16px;
}

.topbar a {
  color: #fff;
}

.page {
  margin: 0 auto;
  max-width: 1280px;
  padding: 26px;
}

.login-screen {
  display: grid;
  min-height: 100vh;
  place-items: center;
}

.login-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  max-width: 380px;
  padding: 26px;
  width: calc(100% - 32px);
}

.setup-box {
  max-width: 520px;
}

.login-box form, .sales-form {
  display: grid;
  gap: 16px;
}

.alert, .success {
  border-radius: 6px;
  margin-bottom: 16px;
  padding: 12px 14px;
}

.alert {
  background: rgba(248, 113, 113, .12);
  color: var(--danger);
}

.success {
  background: rgba(20, 184, 166, .14);
  color: #99f6e4;
}

.metric-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: 24px;
}

.report-metrics {
  grid-template-columns: repeat(4, 1fr);
}

.metric-grid div, .panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 18px 45px rgba(0, 0, 0, .22);
  padding: 18px;
}

.metric-grid div {
  background: linear-gradient(180deg, var(--panel-3), var(--panel));
  position: relative;
  overflow: hidden;
}

.metric-grid div::after {
  background: linear-gradient(180deg, rgba(19, 200, 180, .42), transparent);
  content: "";
  height: 72px;
  position: absolute;
  right: -22px;
  top: -30px;
  transform: rotate(22deg);
  width: 54px;
}

.metric-grid span {
  color: var(--muted);
  display: block;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 8px;
}

.metric-grid strong {
  font-size: 26px;
  letter-spacing: 0;
}

.split {
  display: grid;
  gap: 24px;
  grid-template-columns: 1.4fr 1fr;
}

.section-head, .panel-head, .form-title, .sticky-actions {
  align-items: center;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.toolbar-panel, .report-header, .inline-form {
  align-items: end;
  display: flex;
  gap: 14px;
}

.toolbar-panel, .report-header {
  justify-content: space-between;
  margin-bottom: 16px;
}

.inline-form {
  flex-wrap: wrap;
}

.inline-form label {
  min-width: 180px;
}

.muted {
  color: var(--muted);
}

.table-scroll {
  overflow-x: auto;
}

h1, h2, p {
  margin-top: 0;
}

h1 {
  font-size: 30px;
  letter-spacing: 0;
  margin-bottom: 12px;
}

h2 {
  font-size: 17px;
  letter-spacing: 0;
}

p {
  color: var(--muted);
}

.form-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.two-cols, .three-cols {
  display: grid;
  gap: 12px;
}

.two-cols {
  grid-template-columns: repeat(2, 1fr);
}

.three-cols {
  grid-template-columns: repeat(3, 1fr);
}

.calc-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 12px;
}

.calc-box {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
}

.calc-box span {
  color: var(--muted);
  display: block;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 4px;
}

.calc-box strong {
  font-size: 18px;
}

.line-row {
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr 140px 38px;
  margin-bottom: 8px;
}

.icon-button {
  background: #263445;
  color: var(--text);
  min-height: 38px;
  padding: 0;
}

.sticky-actions {
  background: rgba(5, 8, 13, .96);
  border-top: 1px solid var(--line);
  bottom: 0;
  padding: 14px 0;
  position: sticky;
}

.report-header {
  background:
    linear-gradient(135deg, rgba(19, 200, 180, .12), rgba(56, 189, 248, .06)),
    var(--panel);
}

.totals {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.totals span {
  color: var(--muted);
}

.totals strong {
  color: var(--text);
  margin-left: 4px;
}

.lock-form {
  margin-top: 16px;
}

.import-panel {
  max-width: 720px;
}

.chart-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.chart-panel canvas {
  display: block;
  width: 100%;
}

.chart-panel {
  min-height: 330px;
}

.chart-panel:nth-child(3) {
  grid-column: 1 / -1;
}

@media (max-width: 860px) {
  .metric-grid, .report-metrics, .split, .form-grid, .two-cols, .three-cols, .calc-grid, .chart-grid {
    grid-template-columns: 1fr;
  }

  .chart-panel:nth-child(3) {
    grid-column: auto;
  }

  .form-title, .sticky-actions, .topbar, .toolbar-panel, .report-header, .inline-form {
    align-items: stretch;
    flex-direction: column;
  }

  .line-row {
    grid-template-columns: 1fr 110px 38px;
  }
}