:root {
  color-scheme: light;
  --ink: #172d31;
  --muted: #5c6e6d;
  --paper: #f6f2e8;
  --surface: #fffdf7;
  --surface-strong: #ffffff;
  --line: #d8d5c9;
  --pine: #173f46;
  --pine-soft: #d9e7e1;
  --coral: #e87950;
  --coral-dark: #a54225;
  --sun: #f7d486;
  --mint: #8bc6ad;
  --danger: #aa3d3a;
  --shadow: 0 18px 50px rgb(23 45 49 / 12%);
  --radius: 15px;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 300px;
  background: var(--paper);
  color: var(--ink);
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 94% 2%, rgb(247 212 134 / 33%), transparent 27rem),
    linear-gradient(180deg, #fbf8ef 0, var(--paper) 24rem);
}

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

button,
select {
  cursor: pointer;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 2px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.65rem 0.9rem;
  transform: translateY(-150%);
  border-radius: 0.45rem;
  background: var(--surface-strong);
  color: var(--pine);
  font-weight: 800;
}

.skip-link:focus {
  transform: translateY(0);
}

.disclosure {
  padding: 0.52rem 1rem;
  background: var(--pine);
  color: #f8f7ee;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  max-width: 1500px;
  margin: 0 auto;
  padding: 1.4rem clamp(1rem, 4vw, 3rem) 1rem;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-lockup img {
  filter: drop-shadow(0 7px 12px rgb(23 63 70 / 18%));
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: clamp(1.15rem, 2.4vw, 1.7rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
}

h2 {
  margin-bottom: 0.45rem;
  font-size: clamp(1.55rem, 3vw, 2.25rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

h3 {
  margin-bottom: 0.65rem;
  font-size: 1rem;
}

.eyebrow {
  margin-bottom: 0.32rem;
  color: var(--coral-dark);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.runtime-status {
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  gap: 0.1rem 0.55rem;
  color: var(--muted);
  font-size: 0.73rem;
}

.runtime-status strong {
  grid-column: 2;
  color: var(--ink);
  font-size: 0.85rem;
}

.pulse {
  grid-row: 1 / span 2;
  width: 0.62rem;
  height: 0.62rem;
  border: 2px solid var(--surface-strong);
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 3px rgb(139 198 173 / 30%);
}

.primary-nav {
  display: flex;
  gap: 0.35rem;
  max-width: 1500px;
  margin: 0 auto;
  padding: 0.4rem clamp(1rem, 4vw, 3rem) 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.primary-nav a {
  flex: 0 0 auto;
  padding: 0.65rem 0.82rem 0.72rem;
  border-bottom: 3px solid transparent;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
  text-decoration: none;
}

.primary-nav a:hover {
  color: var(--pine);
}

.primary-nav a[aria-selected="true"] {
  border-color: var(--coral);
  color: var(--pine);
}

#workspace {
  max-width: 1500px;
  min-height: 65vh;
  margin: 0 auto;
  padding: 1.9rem clamp(1rem, 4vw, 3rem) 3rem;
}

.workspace-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.35rem;
}

.workspace-heading p:last-child {
  max-width: 65ch;
  margin-bottom: 0;
  color: var(--muted);
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: end;
  gap: 0.5rem;
}

.button,
.icon-button {
  border: 1px solid var(--pine);
  border-radius: 0.65rem;
  background: var(--pine);
  color: #fff;
  font-weight: 800;
}

.button {
  min-height: 2.55rem;
  padding: 0.62rem 0.9rem;
  font-size: 0.82rem;
}

.button:hover,
.icon-button:hover {
  filter: brightness(1.12);
}

.button.secondary {
  border-color: var(--line);
  background: var(--surface-strong);
  color: var(--pine);
}

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

.icon-button {
  display: inline-grid;
  width: 2.55rem;
  height: 2.55rem;
  place-items: center;
  padding: 0;
  font-size: 1.05rem;
}

.icon-button:disabled,
.button:disabled {
  cursor: not-allowed;
  filter: grayscale(0.6);
  opacity: 0.45;
}

.toolbar {
  display: flex;
  align-items: end;
  gap: 0.65rem;
  margin-bottom: 1rem;
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgb(255 253 247 / 86%);
}

.toolbar label,
.form-grid label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
}

.search-field {
  flex: 1;
  min-width: 10rem;
}

input,
select,
textarea {
  width: 100%;
  min-height: 2.55rem;
  border: 1px solid #bdc5bf;
  border-radius: 0.55rem;
  background: var(--surface-strong);
  padding: 0.55rem 0.65rem;
}

input[readonly] {
  background: #edf0eb;
  color: var(--muted);
}

.pager {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-left: auto;
}

#page-label {
  min-width: 6.2rem;
  color: var(--muted);
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
}

.notice,
.warning-panel {
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid #e1ba69;
  border-radius: 0.7rem;
  background: #fff4d4;
  color: #654811;
  font-size: 0.86rem;
}

.warning-panel .button {
  margin-left: 0.7rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.metric {
  min-height: 8.5rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 8px 22px rgb(23 45 49 / 5%);
}

.metric::before {
  display: block;
  width: 2.2rem;
  height: 0.28rem;
  margin-bottom: 1.2rem;
  border-radius: 1rem;
  background: var(--coral);
  content: "";
}

.metric:nth-child(2)::before,
.metric:nth-child(5)::before {
  background: var(--mint);
}

.metric:nth-child(3)::before {
  background: var(--sun);
}

.metric-label {
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.metric-value {
  margin-bottom: 0;
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: 850;
  letter-spacing: -0.045em;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(17rem, 0.8fr);
  gap: 1rem;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 8px 22px rgb(23 45 49 / 5%);
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1rem 0.75rem;
}

.panel-heading h3 {
  margin: 0;
}

.panel-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

th,
td {
  padding: 0.76rem 0.85rem;
  border-top: 1px solid #e7e3d8;
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.065em;
  text-transform: uppercase;
}

tbody tr:hover {
  background: #faf6eb;
}

.record-link {
  border: 0;
  background: transparent;
  color: var(--pine);
  font-weight: 850;
  text-decoration: underline;
  text-decoration-color: rgb(23 63 70 / 28%);
  text-underline-offset: 0.2rem;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.48rem;
  border-radius: 2rem;
  background: #e8ece7;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
}

.status::before {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: currentcolor;
  content: "";
}

.status.positive {
  background: #dceee4;
  color: #246140;
}

.status.warning {
  background: #fff0c9;
  color: #805f14;
}

.status.negative {
  background: #f6deda;
  color: #903932;
}

.activity-list,
.timeline,
.definition-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.activity-list li,
.timeline li {
  position: relative;
  margin: 0 1rem;
  padding: 0.75rem 0 0.75rem 1.2rem;
  border-left: 1px solid var(--line);
}

.activity-list li::before,
.timeline li::before {
  position: absolute;
  top: 1rem;
  left: -0.31rem;
  width: 0.52rem;
  height: 0.52rem;
  border: 2px solid var(--surface);
  border-radius: 50%;
  background: var(--coral);
  content: "";
}

.activity-list strong,
.timeline strong {
  display: block;
  font-size: 0.8rem;
}

.activity-list span,
.timeline span {
  color: var(--muted);
  font-size: 0.7rem;
}

.definition-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.definition-list div {
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: #fbf8ef;
}

.definition-list dt {
  margin-bottom: 0.25rem;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 850;
  text-transform: uppercase;
}

.definition-list dd {
  margin: 0;
  overflow-wrap: anywhere;
  font-size: 0.84rem;
  font-weight: 700;
}

.empty-state {
  padding: 3rem 1rem;
  color: var(--muted);
  text-align: center;
}

dialog {
  width: min(47rem, calc(100vw - 2rem));
  max-height: calc(100vh - 2rem);
  margin: auto;
  padding: 0;
  border: 0;
  border-radius: 1rem;
  background: var(--surface);
  box-shadow: var(--shadow);
}

dialog::backdrop {
  background: rgb(12 34 38 / 55%);
  backdrop-filter: blur(3px);
}

.dialog-shell {
  max-height: calc(100vh - 2rem);
  overflow: auto;
}

.dialog-shell.wide {
  width: min(58rem, calc(100vw - 2rem));
}

.dialog-shell > header {
  position: sticky;
  z-index: 2;
  top: 0;
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.2rem;
  border-bottom: 1px solid var(--line);
  background: rgb(255 253 247 / 96%);
}

.dialog-shell > header h2 {
  margin: 0;
  font-size: 1.45rem;
}

.dialog-shell > footer,
.operation-form > footer {
  display: flex;
  justify-content: end;
  gap: 0.55rem;
  padding: 1rem 1.2rem;
  border-top: 1px solid var(--line);
}

#record-dialog-body,
[role="tabpanel"].operation-form,
#account-summary,
#account-billing,
#account-history {
  padding: 1.1rem 1.2rem;
}

.tabs {
  display: flex;
  gap: 0.25rem;
  padding: 0.65rem 1.2rem 0;
  border-bottom: 1px solid var(--line);
}

.tabs [role="tab"] {
  padding: 0.62rem 0.78rem;
  border: 0;
  border-bottom: 3px solid transparent;
  background: transparent;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
}

.tabs [role="tab"][aria-selected="true"] {
  border-color: var(--coral);
  color: var(--pine);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.dirty-label {
  margin-left: 0.5rem;
  padding: 0.16rem 0.38rem;
  border-radius: 0.3rem;
  background: var(--sun);
  color: #664c12;
  letter-spacing: normal;
  text-transform: none;
}

.response-panel {
  margin: 0 1.2rem 1.2rem;
}

pre,
textarea.tape {
  max-height: 23rem;
  margin: 0;
  overflow: auto;
  border: 1px solid #bac6c0;
  border-radius: 0.65rem;
  background: #132f35;
  color: #e8f1eb;
  padding: 0.85rem;
  font: 0.73rem/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap;
  word-break: break-word;
}

.lab-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 0.75fr) minmax(0, 1.55fr);
  gap: 1rem;
}

.lab-controls,
.lab-inspector {
  padding: 1rem;
}

.lab-controls label {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.85rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 850;
}

.lab-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.scenario-progress {
  display: grid;
  gap: 0.45rem;
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.scenario-progress li {
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: #fbf8ef;
  color: var(--muted);
  font-size: 0.76rem;
}

.scenario-progress li.current {
  border-color: var(--coral);
  color: var(--ink);
  font-weight: 800;
}

.scenario-progress li.complete {
  border-color: var(--mint);
  background: #e7f2eb;
  color: #275d43;
}

.inspector-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.inspector-grid section:last-child {
  grid-column: 1 / -1;
}

.tape-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0.8rem 0;
}

.hash {
  color: var(--muted);
  font: 0.7rem ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  overflow-wrap: anywhere;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.3rem clamp(1rem, 4vw, 3rem);
  border-top: 1px solid #d3d1c6;
  background: #ece8dd;
  color: var(--muted);
  font-size: 0.72rem;
}

.site-footer p {
  max-width: 70ch;
  margin: 0;
}

@media (max-width: 1050px) {
  .metric-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .dashboard-grid,
  .lab-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .masthead,
  .workspace-heading,
  .site-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .runtime-status {
    align-self: start;
  }

  .quick-actions {
    justify-content: start;
  }

  .toolbar {
    align-items: stretch;
    flex-wrap: wrap;
  }

  .search-field {
    flex-basis: 100%;
  }

  .pager {
    margin-left: 0;
  }

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

  .form-grid,
  .inspector-grid,
  .definition-list {
    grid-template-columns: 1fr;
  }

  .inspector-grid section:last-child {
    grid-column: auto;
  }
}

@media (max-width: 440px) {
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: 7rem;
  }

  .quick-actions .button {
    flex: 1 1 8rem;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .button,
  .icon-button,
  .primary-nav a {
    transition: color 120ms ease, background 120ms ease, filter 120ms ease;
  }
}