:root {
  color-scheme: dark;
  --bg: #090e18;
  --bg-elevated: #0e1624;
  --bg-panel: #121d2d;
  --bg-panel-2: #172438;
  --border: rgba(164, 188, 218, 0.13);
  --text: #edf3fa;
  --muted: #91a2b8;
  --brand: #68c4e8;
  --brand-2: #89d0ee;
  --success: #35d07f;
  --warning: #f4c95d;
  --danger: #ff7070;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
  --radius-lg: 8px;
  --radius-md: 8px;
  --radius-sm: 6px;
  --container: 1560px;
  --sidebar: 248px;
  --font-body: "Aptos", "Segoe UI", sans-serif;
  --font-display: "Aptos Display", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(145deg, #0b1420 0%, var(--bg) 42%, #080d16 100%);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar) 1fr;
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  width: var(--sidebar);
  min-height: 100vh;
  max-height: 100vh;
  overflow-y: auto;
  padding: 18px 14px;
  background: rgba(12, 20, 32, 0.98);
  border-right: 1px solid var(--border);
  scrollbar-width: thin;
  scrollbar-color: rgba(145, 162, 184, 0.35) transparent;
}

.sidebar-head,
.topbar-title {
  display: flex;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 8px 22px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: #26445e;
  color: var(--text);
  font-weight: 800;
  letter-spacing: 0.06em;
}

.brand-text strong,
.page-title,
.section-title,
.metric-value,
.hero-kicker {
  font-family: var(--font-display);
}

.brand-text strong {
  display: block;
  font-size: 1rem;
  letter-spacing: 0.03em;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.82rem;
}

.nav-group {
  margin-top: 4px;
  display: grid;
  gap: 8px;
}

.nav-label {
  color: var(--muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.nav-section {
  border: 0;
  border-radius: var(--radius-md);
}

.nav-section-toggle {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  cursor: pointer;
  padding: 10px 10px 7px;
}

.nav-section-toggle::-webkit-details-marker {
  display: none;
}

.nav-chevron {
  width: 10px;
  height: 10px;
  border-right: 2px solid rgba(157, 170, 203, 0.9);
  border-bottom: 2px solid rgba(157, 170, 203, 0.9);
  transform: rotate(45deg);
  transition: transform 160ms ease;
  margin-top: -3px;
}

.nav-section[open] .nav-chevron {
  transform: rotate(-135deg);
  margin-top: 3px;
}

.nav-list {
  display: grid;
  gap: 3px;
  padding: 0 0 8px;
}

.nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 6px;
  color: var(--text);
  border: 1px solid transparent;
  transition: 160ms ease;
}

.nav-link:hover,
.nav-link.active {
  background: rgba(104, 196, 232, 0.11);
  border-color: rgba(104, 196, 232, 0.16);
}

.nav-link.active {
  box-shadow: inset 3px 0 0 var(--brand);
}

.nav-link small {
  display: none;
}

.nav-close,
.nav-open,
.nav-backdrop {
  display: none;
}

.sidebar-footer {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 20px;
  display: grid;
  gap: 12px;
}

.status-card,
.panel,
.hero,
.metric-card,
.table-card,
.stack-card,
.form-card,
.timeline-card,
.activity-card {
  background: linear-gradient(180deg, rgba(22, 33, 59, 0.88), rgba(17, 24, 46, 0.92));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.status-card {
  padding: 16px;
}

.status-card .label {
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 10px;
}

.status-value {
  font-size: 1.1rem;
  font-weight: 700;
}

.status-pill,
.badge,
.tag,
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  border: 1px solid transparent;
}

.status-pill.online,
.badge.success,
.tag.success,
.chip.success {
  background: rgba(53, 208, 127, 0.14);
  color: #aef5cc;
  border-color: rgba(53, 208, 127, 0.24);
}

.status-pill.warning,
.badge.warning,
.tag.warning,
.chip.warning {
  background: rgba(244, 201, 93, 0.14);
  color: #ffe3a1;
  border-color: rgba(244, 201, 93, 0.24);
}

.status-pill.danger,
.badge.danger,
.tag.danger,
.chip.danger {
  background: rgba(255, 112, 112, 0.14);
  color: #ffb3b3;
  border-color: rgba(255, 112, 112, 0.24);
}

.main {
  grid-column: 2;
  min-width: 0;
  padding: 30px clamp(22px, 3vw, 48px) 48px;
}

.main-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.topbar-title {
  min-width: 0;
  gap: 12px;
}

.page-title {
  margin: 0;
  font-size: 1.75rem;
  letter-spacing: 0;
}

.page-subtitle {
  margin: 6px 0 0;
  color: var(--muted);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.button,
.button-secondary,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: 160ms ease;
}

.button {
  background: linear-gradient(135deg, rgba(125, 211, 252, 0.95), rgba(147, 197, 253, 0.85));
  color: #08101f;
  font-weight: 700;
}

.button:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
  color: var(--text);
}

.button-secondary:hover,
.button-ghost:hover {
  background: rgba(255, 255, 255, 0.07);
}

.button-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--muted);
}

.hero {
  padding: 28px;
  overflow: hidden;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -40px -60px auto;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(125, 211, 252, 0.22), transparent 68%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.9fr);
  gap: 24px;
  align-items: end;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding: 8px 12px;
  border: 1px solid rgba(125, 211, 252, 0.2);
  border-radius: 999px;
  color: #b7ebff;
  background: rgba(125, 211, 252, 0.08);
  font-size: 0.82rem;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.4rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.hero p {
  max-width: 68ch;
  margin: 16px 0 0;
  color: #c6d2ee;
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.hero-stats {
  display: grid;
  gap: 14px;
}

.stat-spot,
.mini-card {
  padding: 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(28, 40, 71, 0.78), rgba(17, 24, 46, 0.90));
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-spot h3,
.mini-card h3,
.section-title {
  margin: 0;
}

.stat-spot p,
.mini-card p {
  margin: 8px 0 0;
  color: var(--muted);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.metric-card {
  padding: 16px;
}

.metric-label {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.metric-value {
  margin: 10px 0 6px;
  font-size: 1.75rem;
}

.metric-delta {
  color: #b8c8e7;
  font-size: 0.9rem;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.85fr);
  gap: 12px;
}

.panel,
.table-card,
.stack-card,
.form-card,
.timeline-card,
.activity-card {
  padding: 18px;
}

.section-title {
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}

.section-head,
.card-head,
.table-head,
.stack-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.section-copy,
.card-copy {
  margin: 6px 0 0;
  color: var(--muted);
}

.tab-list {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.tab-button {
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  transition: 160ms ease;
}

.tab-button:hover,
.tab-button.active {
  background: rgba(125, 211, 252, 0.14);
  border-color: rgba(125, 211, 252, 0.32);
}

.panel-collapsible {
  padding: 0;
  overflow: hidden;
}

.panel-collapsible-toggle {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 22px;
}

.panel-collapsible-toggle::-webkit-details-marker {
  display: none;
}

.panel-collapsible-hint {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.panel-collapsible[open] .panel-collapsible-hint {
  color: #b8c8e7;
}

.panel-collapsible-body {
  padding: 0 22px 22px;
}

.list,
.table-list,
.timeline,
.activity-list,
.stack-list {
  display: grid;
  gap: 12px;
}

.row,
.activity-item,
.timeline-item,
.stack-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.row-main,
.activity-main,
.timeline-main,
.stack-main {
  display: grid;
  gap: 4px;
}

.row-title,
.activity-title,
.timeline-title,
.stack-title {
  font-weight: 700;
}

.row-sub,
.activity-sub,
.timeline-sub,
.stack-sub,
.meta,
.muted {
  color: var(--muted);
}

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

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

th,
td {
  padding: 14px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  text-align: left;
  vertical-align: top;
}

th {
  color: #b8c8e7;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

tr:hover td {
  background: rgba(125, 211, 252, 0.03);
}

.table-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.search-bar,
.select,
.input,
.textarea {
  width: 100%;
  min-height: 40px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: var(--text);
  padding: 0 14px;
}

select.input,
select.select {
  color: #000;
  background: #fff;
}

select.input option,
select.select option {
  color: #000;
  background: #fff;
}

.textarea {
  min-height: 120px;
  padding-top: 14px;
  padding-bottom: 14px;
  resize: vertical;
}

.search-bar::placeholder,
.input::placeholder,
.textarea::placeholder {
  color: #8492b3;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field label {
  font-size: 0.86rem;
  color: #bdd0f0;
}

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

.login-shell {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 28px;
}

.login-card {
  width: min(100%, 470px);
  padding: 30px;
}

.setup-card {
  width: min(100%, 1040px);
  padding: 30px;
}

.login-card h1 {
  margin: 18px 0 8px;
  font-size: 2rem;
}

.setup-card h1 {
  margin: 18px 0 8px;
  font-size: 2.2rem;
}

.login-card p {
  color: var(--muted);
  margin: 0;
}

.setup-card p {
  color: var(--muted);
  margin: 0;
}

.login-card .form-grid {
  grid-template-columns: 1fr;
  margin-top: 20px;
}

.setup-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 22px;
  margin-top: 24px;
}

.setup-steps {
  display: grid;
  gap: 12px;
}

.setup-step {
  display: flex;
  gap: 14px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.setup-step.active {
  background: rgba(125, 211, 252, 0.08);
  border-color: rgba(125, 211, 252, 0.22);
}

.setup-step.complete {
  border-color: rgba(53, 208, 127, 0.22);
}

.setup-step-index {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  font-weight: 700;
}

.setup-step.complete .setup-step-index {
  background: rgba(53, 208, 127, 0.16);
  color: #b8f6d2;
}

.setup-step-copy strong {
  display: block;
  margin-bottom: 4px;
}

.setup-step-copy span {
  color: var(--muted);
  font-size: 0.92rem;
}

.setup-panel {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(22, 33, 59, 0.88), rgba(17, 24, 46, 0.92));
  border: 1px solid var(--border);
}

.setup-panel[hidden] {
  display: none;
}

.flash {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid transparent;
}

.flash.info {
  background: rgba(125, 211, 252, 0.10);
  border-color: rgba(125, 211, 252, 0.2);
}

.flash.success {
  background: rgba(53, 208, 127, 0.12);
  border-color: rgba(53, 208, 127, 0.2);
}

.flash.warning {
  background: rgba(244, 201, 93, 0.12);
  border-color: rgba(244, 201, 93, 0.2);
}

.flash strong {
  display: block;
  margin-bottom: 4px;
}

.flash p {
  margin: 0;
  color: #d0def8;
}

.setup-summary {
  display: grid;
  gap: 12px;
}

.login-footer {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}

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

.matrix table th,
.matrix table td {
  white-space: nowrap;
}

.code-block {
  margin: 0;
  padding: 16px;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: #d9e7ff;
  overflow: auto;
}

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

.hidden {
  display: none !important;
}

@media (max-width: 1180px) {
  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .content-grid,
  .hero-grid,
  .two-col,
  .setup-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .app-shell {
    display: block;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 200ms ease;
    box-shadow: 24px 0 60px rgba(0, 0, 0, 0.4);
  }

  .nav-open,
  .nav-close {
    display: grid;
    flex: 0 0 auto;
    place-items: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    cursor: pointer;
  }

  .nav-open span,
  .nav-open span::before,
  .nav-open span::after {
    display: block;
    width: 17px;
    height: 2px;
    background: currentColor;
    content: "";
  }

  .nav-open span {
    position: relative;
  }

  .nav-open span::before {
    position: absolute;
    top: -6px;
  }

  .nav-open span::after {
    position: absolute;
    top: 6px;
  }

  .sidebar-head {
    justify-content: space-between;
  }

  .nav-close span,
  .nav-close span::after {
    display: block;
    width: 18px;
    height: 2px;
    background: currentColor;
    content: "";
    transform: rotate(45deg);
  }

  .nav-close span::after {
    transform: rotate(90deg);
  }

  .nav-backdrop {
    position: fixed;
    inset: 0;
    z-index: 20;
    width: 100%;
    height: 100%;
    border: 0;
    background: rgba(3, 7, 12, 0.68);
    backdrop-filter: blur(3px);
    cursor: default;
  }

  body.nav-open {
    overflow: hidden;
  }

  body.nav-open .sidebar {
    transform: translateX(0);
  }

  body.nav-open .nav-backdrop {
    display: block;
  }

  .main {
    grid-column: auto;
    padding-top: 24px;
  }
}

@media (max-width: 620px) {
  .main {
    padding: 18px 14px 32px;
  }

  .main-inner {
    gap: 14px;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .page-title {
    font-size: 1.4rem;
  }

  .page-subtitle {
    font-size: 0.88rem;
  }

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

  .topbar-actions {
    gap: 8px;
  }

  .dashboard-link {
    display: none;
  }

  .topbar-actions .button {
    min-height: 40px;
    padding: 0 12px;
  }

  .hero,
  .panel,
  .metric-card,
  .table-card,
  .stack-card,
  .form-card,
  .timeline-card,
  .activity-card,
  .login-card {
    padding: 16px;
  }

  .section-head,
  .card-head,
  .table-head,
  .stack-head,
  .row,
  .activity-item,
  .timeline-item,
  .stack-item,
  .status-row,
  .form-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .table-card table,
  .matrix table {
    min-width: 680px;
  }

  .login-shell {
    padding: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}