@import url("https://fonts.googleapis.com/css2?family=Noto+Sans:ital,wght@0,100..900;1,100..900&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Lora:wght@400&display=swap");

:root {
  --primary-font: "Noto Sans", sans-serif;
  --title-font: "Lora", serif;
  --primary-color: #212529;
  --accent-primary: #2980b9;
  --accent-secondary: #566573;
  --background-color: #fcfcfc;
  --link-color: var(--accent-primary);
  --box-bg-color: #f8f9fa;
  --box-border-color: #e9ecef;
  --separator-color: #dee2e6;
  --header-bg-color: #2c3e50;
  --header-text-color: #ffffff;
  --header-text-subtle-color: rgba(255, 255, 255, 0.8);
  --line-height: 1.6;
  --font-weight: 300;
  --font-weight-bold: 500;
  --heading-size-increment: 0.3em;
  --content-max-width: 68em;
  --content-padding: 2em;
}
@media (max-width: 900px) {
  :root {
    --heading-size-increment: 0.2em;
    --content-padding: 1.5em;
  }
}

/* BODY & TYPOGRAPHY */
body {
  font-family: var(--primary-font);
  font-weight: var(--font-weight);
  line-height: var(--line-height);
  font-size: 17px;
  color: var(--primary-color);
  background-color: var(--background-color);
  margin: 0;
  padding: 0;
  -webkit-text-size-adjust: none;
}

/* iPhone Landscape Safe Area */
@media (orientation: landscape) {
  body {
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
  }
}

svg text {
  font-family: var(--primary-font);
  font-weight: var(--font-weight);
  fill: var(--primary-color);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--title-font);
  font-weight: 400;
  line-height: 1.3;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

h2 {
  font-size: calc(1em + var(--heading-size-increment) * 3);
  color: var(--accent-primary);
}

h3 {
  font-size: calc(1em + var(--heading-size-increment) * 2);
  color: var(--accent-secondary);
}

h4 {
  font-size: calc(1em + var(--heading-size-increment) * 1);
  color: var(--accent-secondary);
}

strong {
  color: var(--accent-secondary);
  font-weight: var(--font-weight-bold);
}

a {
  color: var(--link-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* LAYOUT SECTIONS */

/* Report Header */
.report-header {
  display: flex;
  flex-direction: column;
  padding: 4em 1em 8em 1em;
  min-height: 40vh;
  justify-content: center;
  align-items: center;
  background-color: var(--header-bg-color);
  color: var(--header-text-color);
  text-align: center;
}

.report-header .report-label {
  font-size: 1.2em;
  color: var(--header-text-color);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.report-header .report-title {
  font-family: var(--title-font);
  color: var(--header-text-color);
  font-size: calc(1em + var(--heading-size-increment) * 8);
  max-width: 18em;
  font-weight: 400;
  margin: 0.2em 0;
}

.report-header .report-lead {
  font-size: 1.25em;
  color: var(--header-text-subtle-color);
  max-width: 42em;
  margin: 0 auto;
  opacity: 0.9;
}

/* Main Content */
.main-content-wrapper {
  position: relative;
}

.main-content {
  position: relative;
  display: grid;
  grid-template-columns: 18em 1fr;
  align-items: start;
  max-width: var(--content-max-width);
  margin: -5em auto 0 auto;
  border-radius: 1em;
  background-color: var(--background-color);
}

.main-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 70vh;
  z-index: -1;
  box-shadow: 0 -2em 3em -1em rgba(0, 0, 0, 0.15);
  border-radius: 1em 1em 100% 100%;
}

.toc {
  position: sticky;
  top: 2em;
  max-height: calc(100vh - 4em);
  overflow-y: auto;
  padding: var(--content-padding);
  padding-top: 0;
}

.toc h2 {
  font-size: 1em;
  font-family: var(--primary-font);
  font-weight: var(--font-weight-bold);
  color: var(--accent-secondary);
  font-size: 0.8em;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0 0 1em 0;
}

.toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc li a {
  display: block;
  padding: 0.3em 0.75em;
  color: var(--accent-secondary);
  font-size: 0.9em;
  text-decoration: none;
  border-left: 2px solid transparent;
}

.toc li a:hover {
  background-color: var(--box-bg-color);
}

.toc li a.active {
  color: var(--accent-primary);
  border-left-color: var(--accent-primary);
}

.toc .toc-level-2 {
  padding-left: 1em;
}

.toc .toc-level-3 {
  padding-left: 2em;
}

.report-body {
  position: relative;
  box-sizing: border-box;
  max-width: 100%;
  overflow: hidden;
  padding: var(--content-padding);
  padding-top: 0;
}

.report-body h2:first-of-type {
  margin-top: 0;
}

.report-body ul {
  list-style: none;
  padding-left: 1em;
}

.report-body ul li {
  position: relative;
  padding-left: 0em;
  margin-bottom: 0.5em;
}

.report-body ul:not(.main-findings) li::before {
  content: "\2022";
  color: var(--accent-secondary);
  font-weight: bold;
  display: inline-block;
  width: 1em;
  margin-left: -1em;
  position: absolute;
  left: 0;
}

ul.main-findings {
  padding: 0;
}

ul.main-findings li {
  display: block;
  box-sizing: border-box;
  flex: 0 1 calc(100% - 0.75em);
  background-color: #fff;
  border-radius: 8px;
  padding: calc(var(--content-padding) / 2);

  color: var(--primary-color);
  border: 1px solid var(--separator-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}
ul.main-findings li:hover {
  color: var(--link-color);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  text-decoration: none;
  cursor: pointer;
}
ul.main-findings li a {
  color: inherit;
}
ul.main-findings li strong {
  display: block;
  color: var(--accent-secondary);
  font-weight: 600;
}
ul.main-findings li br {
  display: none;
}
ul.main-findings li:hover strong {
  color: var(--link-color);
}
ul.main-findings li a:hover {
  text-decoration: none;
}
ul.main-findings li sup {
  display: inline-block;
}

.report-body img,
.report-body svg {
  box-sizing: border-box;
  padding: 1em;
  width: 100%;
  height: auto;
  display: block;
  margin: 2em auto;

  background-color: white;
  border: 1px solid var(--separator-color);
  border-radius: 0.5em;
  box-shadow: 0 0.5em 1em -0.5em rgba(0, 0, 0, 0.1);
}

.meta-block {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 1em;
  grid-column: 1 / -1;
  padding: var(--content-padding);
  margin-bottom: var(--content-padding);
  font-size: 0.8em;
  color: var(--accent-secondary);
  border-bottom: 1px solid var(--separator-color);
}

.meta-item {
  display: flex;
  flex-direction: column;
}

.meta-label {
  font-weight: var(--font-weight-bold);
  margin-bottom: 0.25em;
}

.meta-value {
  color: var(--primary-color);
}

.meta-links {
  display: flex;
  flex-direction: column;
}

.meta-link {
  color: var(--link-color);
  text-decoration: none;
  font-weight: var(--font-weight-bold);
}

.meta-link:hover {
  text-decoration: underline;
}

/* GENERIC COMPONENTS */

.hero-visual-slider {
  grid-column: 1 / -1;
  position: relative;
  padding: var(--content-padding);
  border: 1px solid var(--separator-color);
  border-radius: 1em;
}

.hero-visual-slider img {
  box-sizing: border-box;
  width: 100%;
}

.hero-visual-slider .slides {
  position: relative;
  overflow: hidden;
}

.hero-visual-slider .slide {
  display: none;
}

.hero-visual-slider .slide img,
.hero-visual-slider .slide svg {
  width: 100%;
  height: auto;
  display: block;
}

.hero-visual-slider .slider-controls {
  display: flex;
  justify-content: space-between;
  margin-top: 1rem;
}
.hero-visual-slider .slider-controls > div {
  flex: 0 0 auto;
  min-width: 3em;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual-slider .arrow {
  font-size: 1.5em;
  width: 1.5em;
  height: 1.5em;
  padding: 0;

  background: none;
  border: none;
  cursor: pointer;
  color: var(--link-color);
  border: 1px solid var(--separator-color);
  border-radius: 50%;
}
.hero-visual-slider .arrow:hover {
  color: var(--accent-secondary);
  border-color: var(--accent-secondary);
}

.hero-visual-slider .dots {
  display: flex;
  align-items: center;
}

.hero-visual-slider .dot {
  background-color: var(--accent-secondary);
  opacity: 0.5;
  border: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin: 0 5px;
  padding: 0;
  cursor: pointer;
}
.hero-visual-slider .dot:hover {
  background-color: var(--accent-primary);
}
.hero-visual-slider .dot.active {
  opacity: 1;
}

.footnotes {
  font-size: 0.9em;
  border-top: 1px solid var(--separator-color);
  padding-top: 1em;
  margin-top: 2em;
}

.footnote-ref {
  vertical-align: super;
  font-size: 0.8em;
}

.footnotes li p {
  display: inline;
}

.footnote-backref {
  font-size: 0.8em;
  text-decoration: none;
  margin-left: 0.5em;
}

.tooltip {
  display: inline-block;
}

.tooltip .tooltiptext {
  pointer-events: none;
  box-sizing: border-box;
  position: absolute;
  z-index: 1;
  margin-top: 2.5em;
  left: 0;
  right: 0;

  font-size: 0.8rem;
  font-weight: normal;
  background-color: var(--header-bg-color);
  color: var(--header-text-color);
  border-radius: 6px;
  padding: 0.5em;
  opacity: 0;
  transition: opacity 0.3s;
}

.tooltip:hover .tooltiptext {
  pointer-events: all;
  opacity: 1;
}

.reference-list {
  list-style-type: none;
  padding-left: 0;
}

.reference-list li {
  margin-bottom: 0.5em;
}

hr {
  border: 0;
  height: 1px;
  background: var(--separator-color);
  margin: 1em 0;
}

.consideration-list {
  background-color: var(--box-bg-color);
  padding: 1.5em;
  margin: 2em 0;
  border-left: 5px solid var(--box-border-color);
}

.consideration-list h4 {
  margin: 0 0 1em 0;
}

.references-section {
  font-size: 0.9em;
  border-top: 1px solid var(--separator-color);
  padding-top: 1em;
  margin-top: 2em;
}

.references-section h2 {
  margin-top: 0;
}

.references-section p {
  margin-bottom: 0.5em;
}

.back-to-top-button {
  position: fixed;
  bottom: var(--content-padding);
  right: var(--content-padding);
  font-size: 1.5em;
  width: 2em;
  height: 2em;
  background-color: #fff;
  color: var(--link-color);
  border-radius: 50%;
  text-align: center;
  text-decoration: none;
  opacity: 0;
  transform: translateY(100px);
  transition:
    opacity 0.25s,
    transform 0.25s;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
}
.back-to-top-button:hover {
  color: var(--accent-secondary);
  text-decoration: none;
}
.back-to-top-button.visible {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}

/* MOBILE & INTERACTIVITY */

.menu-toggle {
  display: none;
  position: fixed;
  top: calc(4em + 8vh);
  right: 0;
  z-index: 1002;
  background: var(--background-color);
  border: 1px solid var(--separator-color);
  border-right: none;
  border-radius: 24px 0 0 24px;
  padding: 0;
  cursor: pointer;
  width: 48px;
  height: 48px;
  box-shadow: 0.2em 0 0.75em -0.2em rgba(0, 0, 0, 0.3);
  align-items: center;
  justify-content: center;
}

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  display: block;
  background-color: var(--primary-color);
  height: 2px;
  width: 24px;
  transition: transform 0.3s ease;
}

.menu-icon {
  position: relative;
}

.menu-icon::before,
.menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-icon::before {
  top: -8px;
}

.menu-icon::after {
  bottom: -8px;
}

.menu-toggle[aria-expanded="true"] .menu-icon {
  background-color: transparent;
}

.menu-toggle[aria-expanded="true"] .menu-icon::before {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-icon::after {
  transform: translateY(-8px) rotate(-45deg);
}

.overlay {
  display: none;
}

@media (max-width: 900px) {
  .main-content {
    grid-template-columns: 1fr;
  }

  .toc {
    position: fixed;
    top: 0;
    right: -140%;
    bottom: 0;
    width: calc(100% - 6em);
    max-width: 26em;
    background-color: var(--background-color);
    z-index: 1000;
    transition: right 0.3s ease;
    padding: 2em;
  }

  .toc.active {
    right: 0;
  }

  .menu-toggle {
    display: flex;
  }

  .overlay.active {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
  }

  body.menu-open {
    overflow: hidden;
  }
}

/* Fix spacing for footnotes that are now inside the anchor tags */
ul.main-findings li a sup {
  margin-top: 0;
  margin-left: 0.2em; /* Small space between text and footnote */
}