:root {
  --viewer-ink: rgb(50, 50, 50);
  --viewer-link: #1eaedb;
  --viewer-link-hover: #0fa0ce;
  --viewer-border: #d1d1d1;
  --viewer-line: #e1e1e1;
  --viewer-panel: #f5f5f5;
  --viewer-panel-alt: #ededed;
  --viewer-bg: #fafafa;
  --viewer-success: #2f7d32;
  --viewer-danger: #9d2a2a;
  --viewer-warning: #946200;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 62.5%;
}

body {
  margin: 0;
  font-size: 1.5em;
  line-height: 1.6;
  font-weight: 400;
  font-family: "Optima Pro Medium", "Optima", "Open Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--viewer-ink);
  background: var(--viewer-bg);
}

a {
  color: var(--viewer-link);
  text-decoration: underline;
}

a:hover {
  color: var(--viewer-link-hover);
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-top: 0;
  font-weight: 500;
  font-family: "Optima Pro Medium", "Optima", sans-serif;
}

h1 {
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.1rem;
  margin-bottom: 1.6rem;
}

h2 {
  font-size: 3rem;
  line-height: 1.25;
  letter-spacing: -0.1rem;
  margin-bottom: 1.4rem;
}

p {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.container {
  position: relative;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

.topbar {
  border-bottom: 1px solid var(--viewer-line);
  background: #fff;
}

.topbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  min-height: 72px;
}

.topbar__right {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

.brand {
  text-decoration: none;
  font-size: 2rem;
  font-weight: 500;
  letter-spacing: -0.04rem;
}

.page {
  padding: 2.2rem 0 3rem;
}

.page-header {
  margin-bottom: 2rem;
}

.page-header__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 0.8rem;
  color: #666;
  font-size: 1.2rem;
  letter-spacing: 0.12rem;
  text-transform: uppercase;
}

.grid {
  display: grid;
  gap: 1.6rem;
}

.card,
.run-card {
  border: 1px solid var(--viewer-line);
  border-radius: 8px;
  padding: 1.4rem;
  background-color: var(--viewer-panel);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.card--soft {
  background-color: var(--viewer-panel-alt);
}

.run-card {
  background-color: #f8f8ff;
  margin-bottom: 1.2rem;
}

.run-card__header,
.section-header,
.viewer-shell__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.muted {
  color: #666;
}

.meta-line {
  font-size: 1.3rem;
  color: #555;
}

.status {
  display: inline-block;
  padding: 0.15rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--viewer-border);
  background: #fff;
  color: #555;
  font-size: 1.2rem;
  letter-spacing: 0.06rem;
  text-transform: uppercase;
}

.status--completed {
  color: var(--viewer-success);
  border-color: rgba(47, 125, 50, 0.35);
}

.status--failed {
  color: var(--viewer-danger);
  border-color: rgba(157, 42, 42, 0.35);
}

.status--queued,
.status--running,
.status--uploaded {
  color: var(--viewer-warning);
  border-color: rgba(148, 98, 0, 0.35);
}

.button-row,
.viewer-shell__actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  align-items: center;
}

.run-actions {
  margin-top: 1rem;
}

.run-actions > button,
.run-actions > .button-link {
  flex: 1 1 18rem;
}

.page-actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
}

.button-link--active {
  color: #fff;
  background-color: #33c3f0;
  border-color: #33c3f0;
}

.button-link--active:hover,
.button-link--active:focus {
  color: #fff;
  background-color: #1eaedb;
  border-color: #1eaedb;
}

.button-link--disabled {
  color: #999;
  border-color: #d7d7d7;
  cursor: default;
  pointer-events: none;
  text-decoration: none;
}

.page-subactions {
  margin-bottom: 0.8rem;
}

form {
  margin-bottom: 0;
}

.stack-form,
.inline-form {
  display: grid;
  gap: 0.8rem;
}

.upload-form {
  margin-top: 1rem;
}

.upload-progress {
  display: grid;
  gap: 0.5rem;
  padding: 0.8rem;
  border: 1px solid var(--viewer-border);
  border-radius: 6px;
  background: #fff;
}

.upload-progress__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.upload-progress__bar {
  width: 100%;
  height: 1.2rem;
}

.inline-form {
  grid-template-columns: 1fr auto;
  align-items: end;
}

label,
legend {
  display: block;
  margin-bottom: 0;
}

.field-label {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 1.3rem;
}

input[type="text"],
input[type="password"],
input[type="file"],
select,
textarea {
  width: 100%;
  min-height: 38px;
  padding: 6px 10px;
  background-color: #fff;
  border: 1px solid var(--viewer-border);
  border-radius: 4px;
  box-shadow: none;
  appearance: none;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="file"]:focus,
select:focus,
textarea:focus {
  border: 1px solid #33c3f0;
  outline: 0;
}

button,
.button-link {
  display: inline-block;
  height: 38px;
  padding: 0 18px;
  color: #555;
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  line-height: 38px;
  letter-spacing: 0.1rem;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  background-color: transparent;
  border-radius: 4px;
  border: 1px solid #bbb;
  cursor: pointer;
}

button:hover,
.button-link:hover,
button:focus,
.button-link:focus {
  color: #333;
  border-color: #888;
  outline: 0;
}

.button-primary {
  color: #fff;
  background-color: #33c3f0;
  border-color: #33c3f0;
}

.button-primary:hover,
.button-primary:focus {
  color: #fff;
  background-color: #1eaedb;
  border-color: #1eaedb;
}

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

th,
td {
  padding: 12px 15px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--viewer-line);
}

th:first-child,
td:first-child {
  padding-left: 0;
}

th:last-child,
td:last-child {
  padding-right: 0;
}

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

.flash-list {
  list-style: none;
  padding-left: 0;
  margin: 0 0 1.5rem;
}

.flash-list li {
  padding: 1rem 1.2rem;
  border-left: 4px solid #33c3f0;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.flash-list__item--success {
  border-left-color: var(--viewer-success);
  background: #f4fbf4;
}

.flash-list__item--warning {
  border-left-color: var(--viewer-warning);
  background: #fff9ec;
}

.flash-list__item--error {
  border-left-color: var(--viewer-danger);
  background: #fff3f3;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
  background: #fff;
}

.login-card {
  width: min(420px, 100%);
}

.error {
  color: var(--viewer-danger);
  margin-bottom: 1rem;
}

.log {
  max-height: 320px;
  overflow: auto;
  background: #fbfbfb;
  color: #333;
  padding: 1rem;
  border-radius: 4px;
  border: 1px solid var(--viewer-line);
  white-space: pre-wrap;
}

.viewer-shell {
  background: transparent;
  padding: 0;
  border: 0;
  box-shadow: none;
}

.viewer-shell__frame {
  width: 100%;
  min-height: 82vh;
  border: 1px solid var(--viewer-line);
  border-radius: 6px;
  background: white;
}

.summary-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 1.6rem;
}

.summary-card {
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--viewer-line);
  border-radius: 6px;
  background: #fff;
}

.summary-card__label {
  display: block;
  margin-bottom: 0.4rem;
  color: #666;
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.08rem;
}

.summary-card__value {
  font-size: 1.8rem;
}

.sidebar-stack {
  display: grid;
  gap: 1.6rem;
  align-content: start;
}

.tool-card {
  background:
    linear-gradient(155deg, rgba(255, 249, 236, 0.98), rgba(244, 251, 244, 0.96)),
    #fff;
  border-color: rgba(47, 125, 50, 0.18);
}

.tool-card__button {
  display: block;
  width: 100%;
  margin-bottom: 1rem;
}

.tool-card__copy {
  margin-bottom: 0;
}

.experiments-grid {
  align-items: start;
}

.experiments-table-card {
  align-self: start;
}

.tool-page-stack {
  display: grid;
  gap: 1.6rem;
}

.tool-page-grid {
  display: grid;
  gap: 1.6rem;
  align-items: stretch;
}

.tool-setup-card,
.tool-estimate-card,
.likelihood-card {
  height: 100%;
}

.tool-setup-card {
  display: flex;
  flex-direction: column;
}

.calculator-grid-card {
  overflow: hidden;
}

.tool-grid-help {
  display: grid;
  gap: 0.3rem;
  justify-items: end;
  text-align: right;
}

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

.tool-fold-field {
  display: block;
  margin-top: 1rem;
}

.hint {
  margin-top: 1rem;
  color: #5f5c4a;
  font-size: 1.35rem;
}

.tool-status,
.tool-selection {
  min-height: 2.4rem;
}

.metric-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin: 1rem 0 1.4rem;
}

.metric-card {
  padding: 1rem 1.1rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 247, 247, 0.98)),
    #fff;
}

.metric-card__label {
  display: block;
  margin-bottom: 0.35rem;
  color: #666;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.08rem;
}

.metric-card__value {
  font-size: 2rem;
  line-height: 1.2;
}

.likelihood-plot {
  margin-top: 0.2rem;
  padding: 0.8rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 247, 247, 0.94)),
    #fff;
}

.likelihood-plot svg {
  display: block;
  width: 100%;
  height: auto;
}

.plot-axis {
  stroke: rgba(0, 0, 0, 0.42);
  stroke-width: 1.25;
}

.plot-guide {
  stroke: rgba(0, 0, 0, 0.08);
  stroke-width: 1;
  stroke-dasharray: 4 5;
}

.plot-curve {
  fill: none;
  stroke: #1f6f43;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.plot-mle {
  stroke: #946200;
  stroke-width: 2;
  stroke-dasharray: 6 6;
}

.plot-dot {
  fill: #946200;
  stroke: #fff;
  stroke-width: 1.5;
}

.plot-label,
.plot-axis-title {
  fill: #555;
  font-size: 12px;
}

.plot-axis-title {
  font-size: 12.5px;
  font-weight: 600;
}

.empty-state {
  display: grid;
  place-items: center;
  min-height: 16rem;
  padding: 2rem;
  color: #666;
  text-align: center;
  border: 1px dashed var(--viewer-border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.75);
}

.growth-grid-shell {
  overflow-x: auto;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
  padding-top: 0.4rem;
  background: transparent;
}

.growth-grid-shell.empty-state {
  display: grid;
  place-items: center;
}

.growth-grid {
  width: max-content;
  min-width: 0;
  border-collapse: separate;
  border-spacing: 0.2rem;
}

.growth-grid th,
.growth-grid td {
  padding: 0;
  border-bottom: 0;
  background: transparent;
  vertical-align: middle;
  white-space: nowrap;
}

.growth-grid thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: transparent;
  padding: 0.2rem 0.35rem;
}

.growth-grid thead th:first-child,
.growth-grid tbody th {
  padding: 0.2rem 0.8rem 0.2rem 0;
  text-align: left;
}

.growth-grid td:last-child,
.growth-grid th:last-child {
  padding-left: 0.8rem;
}

.growth-grid__cell {
  min-width: 4.6rem;
  height: 4rem;
  padding: 0;
  border: 1px solid rgba(0, 0, 0, 0.16);
  border-radius: 8px;
  background: #fff;
  color: #333;
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: 0;
  text-transform: none;
  transition: transform 120ms ease, box-shadow 120ms ease, background-color 120ms ease, border-color 120ms ease;
}

.growth-grid td .growth-grid__cell {
  display: block;
}

.growth-grid__cell:hover,
.growth-grid__cell:focus {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

.growth-grid__cell--positive {
  color: #fff;
  border-color: #1f6f43;
  background:
    linear-gradient(180deg, rgba(47, 125, 50, 0.95), rgba(31, 111, 67, 1)),
    #1f6f43;
}

.growth-grid__placeholder,
.growth-grid__summary {
  color: #666;
  font-size: 1.35rem;
}

.growth-grid__summary {
  display: inline-block;
  min-width: 4.8rem;
}

@media (min-width: 900px) {
  .grid {
    grid-template-columns: minmax(280px, 360px) 1fr;
  }

  .tool-page-grid {
    grid-template-columns: minmax(280px, 360px) 1fr;
  }
}

@media (max-width: 640px) {
  .tool-setup-row {
    grid-template-columns: 1fr;
  }

  .tool-grid-help {
    justify-items: start;
    text-align: left;
  }
}