/* ESIIL scientific theme tokens and MkDocs Material overrides. */

:root {
  --brand-primary: #234A65;
  --brand-accent: #42BCDC;
  --brand-green: #007135;
  --brand-light-green: #49B47E;
  --brand-text: #161A19;
  --brand-gray: #E3E3E3;
  --brand-surface: #ffffff;
  --brand-surface-soft: #f8fbfc;
  --brand-visited: #2f6e95;
  --brand-focus: #42BCDC;
}

[data-md-color-scheme="default"] {
  --md-primary-fg-color: var(--brand-primary);
  --md-primary-fg-color--light: #2d5f82;
  --md-primary-fg-color--dark: #1a3a52;
  --md-accent-fg-color: var(--brand-accent);
  --md-accent-fg-color--transparent: rgba(66, 188, 220, 0.14);
  --md-default-fg-color: var(--brand-text);
  --md-default-fg-color--light: #4d5653;
  --md-default-fg-color--lighter: #79827f;
  --md-default-fg-color--lightest: var(--brand-gray);
  --md-default-bg-color: var(--brand-surface);
}

html,
body {
  color: var(--brand-text);
}

/* Header, navigation, and top-level chrome */
.md-header,
.md-tabs {
  background-color: var(--brand-primary);
}

.md-header__button,
.md-search__icon,
.md-header__topic,
.md-tabs__link {
  color: #fff;
}

.md-tabs__link:hover,
.md-tabs__link:focus,
.md-header__button:hover,
.md-header__button:focus {
  color: var(--brand-accent);
}

/* Keep manuscript sidebar nav visible and readable in desktop mode. */
.md-sidebar .md-nav__title,
.md-sidebar .md-nav__link {
  color: var(--brand-text);
}

.md-sidebar .md-nav__link:hover,
.md-sidebar .md-nav__link:focus-visible {
  color: var(--brand-primary);
  background: rgba(35, 74, 101, 0.08);
  border-radius: 0.35rem;
}

.md-sidebar .md-nav__link--active {
  color: var(--brand-primary);
  font-weight: 700;
}

@media (min-width: 76.25em) {
  .md-sidebar--primary {
    opacity: 1;
    transform: none;
    visibility: visible;
  }
}

.md-search__form {
  background: rgba(255, 255, 255, 0.14);
}

.md-main {
  background: var(--brand-surface-soft);
}

.md-content {
  background: var(--brand-surface);
  border: 1px solid var(--brand-gray);
  border-radius: 0.7rem;
  box-shadow: 0 0.35rem 1rem rgba(35, 74, 101, 0.08);
  padding-bottom: 1rem;
}

/* Typographic tone for scientific readability */
.md-content h1,
.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4 {
  color: var(--brand-primary);
  letter-spacing: 0.01em;
}

.md-content h1 {
  margin-bottom: 0.5rem;
}

.md-content > p:first-of-type {
  font-size: 1.05rem;
  max-width: 68ch;
}

.md-typeset a {
  color: var(--brand-accent);
  text-decoration-color: rgba(66, 188, 220, 0.4);
}

.md-typeset a:hover,
.md-typeset a:focus-visible {
  color: var(--brand-green);
  text-decoration-color: var(--brand-green);
}

.md-typeset a:visited {
  color: var(--brand-visited);
}

/* Buttons and interaction states */
.md-button {
  border-radius: 999px;
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.md-button--primary {
  background: linear-gradient(90deg, var(--brand-accent), var(--brand-light-green));
  border: none;
  color: #0f2825;
  font-weight: 600;
}

.md-button:hover,
.md-button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0.3rem 0.9rem rgba(35, 74, 101, 0.2);
  filter: saturate(1.08);
}

.md-button[disabled],
.md-button[aria-disabled="true"] {
  opacity: 0.5;
  box-shadow: none;
  transform: none;
}

:focus-visible {
  outline: 2px solid var(--brand-focus);
  outline-offset: 2px;
}


.esiil-hero {
  background: linear-gradient(180deg, rgba(35, 74, 101, 0.06), rgba(73, 180, 126, 0.05));
  border: 1px solid var(--brand-gray);
  border-left: 4px solid var(--brand-primary);
  border-radius: 0.8rem;
  padding: 1rem 1rem 1.25rem;
  margin-bottom: 1rem;
}

.esiil-hero p {
  max-width: 72ch;
}

/* Homepage and card grid */
.md-typeset .grid.cards > ul > li {
  background: var(--brand-surface);
  border: 1px solid var(--brand-gray);
  border-top: 4px solid var(--brand-primary);
  border-radius: 0.7rem;
  box-shadow: 0 0.3rem 0.8rem rgba(35, 74, 101, 0.08);
}

.md-typeset .grid.cards > ul > li:nth-child(even) {
  border-top-color: var(--brand-green);
}

/* Admonitions and scientific callouts */
.md-typeset .admonition,
.md-typeset details {
  border: 1px solid var(--brand-gray);
  border-left: 4px solid var(--brand-primary);
  box-shadow: 0 0.2rem 0.7rem rgba(22, 26, 25, 0.06);
}

.md-typeset .admonition-title,
.md-typeset summary {
  background: rgba(35, 74, 101, 0.08);
}

.md-typeset .admonition.tip,
.md-typeset details.tip {
  border-left-color: var(--brand-green);
}

.md-typeset .admonition.info,
.md-typeset details.info {
  border-left-color: var(--brand-accent);
}

.md-typeset .admonition.warning,
.md-typeset details.warning {
  border-left-color: var(--brand-light-green);
}

/* Reusable responsive embed wrapper for iframes and maps. */
.oasis-embed {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: 0.65rem;
  overflow: hidden;
  border: 1px solid var(--brand-gray);
  box-shadow: 0 0.25rem 0.9rem rgba(35, 74, 101, 0.1);
  background: var(--brand-surface);
}

.oasis-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Large inline app frame for Story Lab experiments. */
.app-frame {
  width: 100%;
  min-height: 980px;
  border: 1px solid var(--brand-gray);
  border-top: 4px solid var(--brand-primary);
  border-radius: 16px;
  overflow: visible;
  background: var(--brand-surface);
  box-shadow: 0 0.25rem 0.9rem rgba(35, 74, 101, 0.1);
}

.app-frame iframe {
  display: block;
  width: 100%;
  min-height: 980px;
  border: 0;
  border-radius: 12px;
  background: var(--brand-surface);
}

@media (max-width: 76.1875em) {
  .app-frame,
  .app-frame iframe {
    min-height: 860px;
  }
}

@media (max-width: 44.9375em) {
  .app-frame,
  .app-frame iframe {
    min-height: 760px;
  }
}

/* Scaling results page: rendered plot and summary table. */
.scaling-plot-wrap {
  margin-top: 0.5rem;
}

.scaling-results-plot {
  display: block;
  width: 100%;
  max-width: 1100px;
  border: 1px solid var(--brand-gray);
  border-radius: 0.5rem;
  background: var(--brand-surface);
}

.scaling-plot-axis {
  stroke: var(--md-default-fg-color--lighter);
  stroke-width: 1.25;
}

.scaling-plot-line {
  fill: none;
  stroke: var(--brand-primary);
  stroke-width: 2.6;
}

.scaling-plot-point {
  fill: var(--brand-green);
}

.scaling-table-wrap {
  margin-top: 0.5rem;
  overflow-x: auto;
}

.scaling-results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.scaling-results-table th,
.scaling-results-table td {
  border: 1px solid var(--brand-gray);
  padding: 0.45rem 0.55rem;
  text-align: left;
  white-space: nowrap;
}

.scaling-results-table thead th {
  background: rgba(35, 74, 101, 0.08);
}

.scaling-table-caption,
.scaling-table-message {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--md-default-fg-color--light);
}