:root {
  color-scheme: dark;
  --bg: #171717;
  --bg-gradient:
    radial-gradient(circle at 8% 12%, rgba(0, 167, 225, 0.2), transparent 30%),
    radial-gradient(circle at 92% 18%, rgba(103, 240, 183, 0.09), transparent 26%),
    linear-gradient(145deg, #111111 0%, #171717 38%, #1e1e1e 100%);
  --panel: rgba(11, 13, 17, 0.88);
  --panel-strong: rgba(7, 10, 14, 0.96);
  --panel-border: rgba(0, 167, 225, 0.24);
  --field-bg: rgba(3, 6, 10, 0.96);
  --field-border: rgba(0, 167, 225, 0.28);
  --field-focus: #00a7e1;
  --text-main: #f6f9ff;
  --text-muted: #b9c7d5;
  --text-soft: #7f94a6;
  --brand: #00a7e1;
  --success: #67f0b7;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow: 0 26px 60px rgba(0, 0, 0, 0.46);
  --button-bg: linear-gradient(118deg, #053040 0%, #00a7e1 54%, #7bdfff 180%);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Inter", "Avenir Next", "Trebuchet MS", sans-serif;
  background: var(--bg-gradient);
  color: var(--text-main);
}

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card {
  width: min(420px, 100%);
  padding: 34px;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.auth-card h1 {
  margin-bottom: 12px;
}

.auth-logo {
  display: block;
  width: 44px;
  height: 44px;
  margin: 0 auto 18px;
  object-fit: contain;
}

.auth-card > p:not(.eyebrow) {
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0 0 24px;
}

.auth-status,
.auth-error {
  min-height: 1.4em;
  margin-top: 18px !important;
  color: var(--text-muted);
}

.auth-error {
  color: #ffb7b7 !important;
}

button,
input,
select,
textarea {
  font: inherit;
}

.page-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 18px;
  padding: 18px;
  transition: grid-template-columns 220ms ease;
}

.page-shell.is-collapsed {
  grid-template-columns: 0 minmax(0, 1fr);
}

.sidebar,
.topbar,
.panel {
  border: 1px solid var(--panel-border);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-radius: var(--radius-lg);
  padding: 22px 18px;
  overflow: hidden;
  transition: opacity 180ms ease, transform 180ms ease;
}

.sidebar .nav-stack,
.sidebar .metrics-panel {
  gap: 10px;
}

.page-shell.is-collapsed .sidebar {
  opacity: 0;
  transform: translateX(-14px);
  pointer-events: none;
}

.sidebar-header,
.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: #7bdfff;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  letter-spacing: -0.03em;
}

h1 {
  font-size: 2rem;
  line-height: 1.05;
}

h2 {
  font-size: 1.65rem;
}

.section-heading p,
.slider-scale,
.nav-subtitle,
.search-field span,
label > span,
legend,
dt {
  color: var(--text-muted);
}

.icon-button,
.nav-button,
.primary-button,
.secondary-button {
  border-radius: 14px;
  border: 1px solid var(--field-border);
  cursor: pointer;
}

.icon-button {
  width: 44px;
  height: 44px;
  background: rgba(3, 7, 13, 0.82);
  color: var(--text-main);
}

.nav-stack,
.metrics-panel,
.content-shell,
.view-panel,
.form-grid,
.field-grid,
.saved-layout,
.history-list,
.record-summary {
  display: grid;
  gap: 16px;
}

.nav-button {
  text-align: left;
  background: rgba(3, 7, 13, 0.78);
  padding: 14px;
  color: var(--text-main);
}

.nav-button.is-active {
  background: linear-gradient(135deg, rgba(0, 167, 225, 0.18), rgba(0, 167, 225, 0.05));
  border-color: rgba(0, 167, 225, 0.52);
}

.nav-title {
  display: block;
  font-weight: 700;
  margin-bottom: 4px;
}

.nav-subtitle {
  display: block;
  font-size: 0.9rem;
}

.metric-card,
.history-item,
.record-summary div {
  background: var(--panel-strong);
  border: 1px solid rgba(0, 167, 225, 0.16);
  border-radius: var(--radius-md);
}

.metric-card {
  padding: 14px;
}

.metric-card span {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.metric-card strong {
  font-size: 1.9rem;
  font-family: "Space Grotesk", sans-serif;
}

.content-shell {
  min-width: 0;
  align-content: start;
}

.topbar {
  display: grid;
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  align-items: center;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  min-height: var(--locked-topbar-height, auto);
}

.topbar--actions-only {
  border: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  min-height: 0;
  padding: 0;
  grid-template-columns: 1fr auto;
}

.topbar--actions-only .topbar-title,
.topbar--actions-only .topbar-toggle {
  display: none;
}

.topbar-title {
  min-width: 0;
}

.topbar-toggle {
  justify-self: start;
}

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

.primary-button,
.secondary-button {
  padding: 12px 16px;
  font-weight: 700;
}

.primary-button {
  color: #f8fcff;
  background: var(--button-bg);
}

.secondary-button {
  background: rgba(3, 7, 13, 0.82);
  color: var(--text-main);
}

.view-panel {
  display: none;
}

.view-panel.is-active {
  display: grid;
}

.panel {
  border-radius: var(--radius-lg);
  padding: 22px;
}

.primary-panel {
  min-height: var(--locked-primary-panel-height, auto);
}

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

.section-span,
.full-span {
  grid-column: 1 / -1;
}

.field-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.field-grid.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

label,
fieldset {
  display: grid;
  gap: 8px;
}

input,
select,
textarea {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--field-border);
  background: var(--field-bg);
  color: var(--text-main);
  padding: 12px 13px;
  transition: border-color 120ms ease, box-shadow 120ms ease, transform 120ms ease;
}

textarea {
  resize: vertical;
  min-height: 88px;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--field-focus);
  box-shadow: 0 0 0 4px rgba(0, 167, 225, 0.18);
  transform: translateY(-1px);
}

.slider-field input[type="range"] {
  padding: 0;
  height: 6px;
  accent-color: var(--brand);
  background: transparent;
  box-shadow: none;
  transform: none;
}

input:not([type="range"]),
select {
  min-height: 46px;
}

select {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none' stroke='%23f6f9ff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 14px center;
  background-repeat: no-repeat;
  background-size: 16px;
  padding-right: 42px;
}

.slider-scale {
  display: flex;
  justify-content: space-between;
  font-size: 0.86rem;
}

.checkbox-group {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 16px;
}

.checkbox-group label {
  grid-auto-flow: column;
  align-items: center;
  justify-content: start;
}

.checkbox-group input {
  width: auto;
}

.search-field {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

#saved-view .search-field {
  margin-top: 0;
}

.history-list {
  margin-top: 4px;
  max-height: calc(var(--locked-primary-panel-height, 520px) - 110px);
  overflow: auto;
}

.history-item {
  padding: 14px;
  color: var(--text-main);
  text-align: left;
}

#saved-view .history-list {
  max-height: calc(100vh - 260px);
}

#saved-view .history-item {
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(0, 167, 225, 0.16);
  border-radius: 0;
  padding: 18px 0;
}

#saved-view .history-item:last-child {
  border-bottom: 0;
}

#saved-view .history-item:hover,
#saved-view .history-item.is-active {
  background: transparent;
  border-color: rgba(0, 167, 225, 0.28);
}

.history-item:hover {
  border-color: rgba(0, 167, 225, 0.4);
}

.history-item.is-active {
  border-color: rgba(0, 167, 225, 0.52);
  background: linear-gradient(135deg, rgba(0, 167, 225, 0.18), rgba(0, 167, 225, 0.06));
}

.history-item-header,
.history-item-meta,
.history-item-footer {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.history-item-meta,
.history-item-footer {
  margin-top: 8px;
  font-size: 0.92rem;
  color: var(--text-soft);
}

.saved-layout {
  grid-template-columns: minmax(0, 1fr);
}

#saved-view {
  align-content: start;
}

.empty-state {
  border: 1px dashed rgba(0, 167, 225, 0.28);
  border-radius: var(--radius-md);
  padding: 18px;
  color: var(--text-muted);
  background: rgba(7, 11, 20, 0.6);
}

.modal-shell {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 24px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(4px);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: min(920px, 100%);
  max-height: min(88vh, 920px);
  overflow: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--panel-border);
  background: rgba(9, 12, 18, 0.97);
  box-shadow: var(--shadow);
  padding: 22px;
}

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

.modal-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-body,
.modal-grid {
  display: grid;
  gap: 14px;
}

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

.modal-section {
  background: var(--panel-strong);
  border: 1px solid rgba(0, 167, 225, 0.16);
  border-radius: var(--radius-md);
  padding: 14px;
}

.modal-section h4 {
  margin: 0 0 8px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
}

.modal-section p,
.modal-section span {
  margin: 0;
  color: var(--text-muted);
}

.modal-kpis div {
  display: grid;
  gap: 4px;
}

.modal-kpis strong {
  color: var(--text-main);
}

.is-hidden {
  display: none;
}

@media (max-width: 1120px) {
  .saved-layout,
  .form-grid,
  .field-grid.three-up,
  .checkbox-group {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .page-shell,
  .page-shell.is-collapsed {
    grid-template-columns: 1fr;
  }

  .sidebar {
    order: 2;
  }

  .page-shell.is-collapsed .sidebar {
    display: none;
  }

  .field-grid,
  .topbar,
  .section-heading {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .topbar-title {
    align-items: flex-start;
  }

  .topbar-toggle {
    margin-bottom: 8px;
  }

  .topbar-actions {
    width: 100%;
    justify-content: stretch;
  }

  .topbar-actions button {
    width: 100%;
  }

  .modal-kpis {
    grid-template-columns: 1fr;
  }
}