:root {
  --bg-color: #f3efec;
  --text-color: #312a4e;
  --accent-color: #ffab6b;
  --main-font: Raleway;
  --accent-font: 'STIX Two Text';
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

.page {
  margin: 0;
  color: var(--text-color, #312a4e);
  background-color: var(--bg-color, #f3efec);
  min-inline-size: 360px;
}

p,
h1,
h2,
h3,
blockquote,
ul,
ol,
li,
figure {
  margin: 0;
}

button,
a {
  outline: none;
}

button:focus-visible,
a:focus-visible {
  outline: 1px solid var(--text-color, #312a4e);
}

.theme_dark {
  --bg-color: #171717;
  --text-color: #b3b3b3;
  --accent-color: transparent;
}

.header {
  padding-block-start: 10vi;
}

.heading {
  font-family: var(--accent-font, serif);
  font-weight: 600;
  line-height: 90%;
  text-align: center;
}

.header__title {
  margin-block-end: 40px;
  font-size: clamp(3.75rem, 2.5rem + 5.5556vi, 7.5rem);
}

.header__menu {
  display: flex;
  justify-content: space-between;
  border-block: currentColor solid 1px;
  flex-direction: row;
  padding-block: 20px;
}

.header__logo {
  align-self: center;
}

.header__theme-toggler {
  display: flex;
  flex-direction: row;
  gap: 20px;
  align-self: center;
  padding: 0;
  list-style-type: none;
}

.header__theme-button {
  border: none;
  padding: 0;
  color: currentColor;
  font-family: Raleway, Arial, Helvetica, sans-serif;
  font-weight: 400;
  font-size: 18px;
  line-height: 104%;
  cursor: pointer;
  appearance: none;
  background-color: transparent;
}

.header__theme-button:hover {
  text-decoration: underline;
}

.header__theme-button_is-active:disabled {
  font-weight: 700;
  pointer-events: none;
  position: relative;
}

.header__theme-button_is-active::after {
  content: '';
  position: absolute;
  display: inline-block;
  background-color: var(--accent-color);
  z-index: -1;
  inset-inline-start: -2px;
  inset-block-start: 13px;
  inline-size: 81px;
  block-size: 0.25em;
}

.theme_dark .header__theme-button_is-active::after {
  background-image: url(../images/pattern.svg);
  inline-size: 72px;
}

.content-section {
  padding-inline: 5vi;
}

.content__title {
  font-size: 30px;
  margin-block-start: 7vi;
  margin-block-end: 2.5vi;
}

.content__text-block {
  font-family: Raleway, Arial, Helvetica, sans-serif;
  font-size: 18px;
  font-weight: 400;
}

.content__text-block .content__paragraph:not(:last-child) {
  margin-block-end: 1.5em;
}

.content__text-block_type_first-lettered
  .content__paragraph:first-child::first-letter {
  display: inline-block;
  padding: 0 4px;
  font-weight: 700;
  margin-inline-end: 1px;
  font-size: 30px;
  background-color: var(--accent-color);
}

.theme_dark
  .content__text-block_type_first-lettered
  .content__paragraph:first-child::first-letter {
  border: currentColor solid 1px;
}

.paragraph-link {
  color: currentColor;
}

.paragraph-link:focus-visible {
  outline: 1px solid currentColor;
}

.content__blockquote {
  margin: 0 calc((100% - 75%) / 2) 1.5em;
  font-style: italic;
  line-height: 200%;
}

.content__list {
  position: relative;
  list-style-type: none;
  padding-inline-start: 40px;
}

.content__list li:not(:last-child) {
  margin-block-end: 10px;
}

.content__list li::before {
  content: '';
  position: absolute;
  margin-block-start: 3px;
  background: url(../images/marker-light.svg) no-repeat center / cover;
  block-size: 15px;
  inline-size: 15px;
  inset-inline-start: 15px;
}

.theme_dark li::before {
  background: url(../images/marker-dark.svg) no-repeat center / cover;
}

.content__figure {
  position: relative;
  margin-block: 7vi;
  inline-size: calc(100% + 5vi * 2);
  inset-inline-end: 5vw;
}

.content__picture-caption {
  border-block-end: currentColor solid 1px;
  padding-block: 20px;
  font-family: Raleway, Arial, Helvetica, sans-serif;
  font-weight: 400;
  font-size: 18px;
  text-align: center;
}

.content__picture {
  inline-size: 100%;
}

.content__card {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  margin-block-start: 7vi;
  border: currentColor solid 1px;
  aspect-ratio: 4/3;
}

.content__card-title {
  font-size: 60px;
}

.colored-text {
  position: relative;
}

.colored-text::after {
  content: '';
  position: absolute;
  z-index: -1;
  display: inline-block;
  background-color: var(--accent-color);
  inset-inline-start: -2px;
  inset-block-start: 35px;
  inline-size: 220px;
  block-size: 0.25em;
}

.theme_dark .colored-text::after {
  background-image: url(../images/pattern.svg);
}

.content__card-subtitle {
  font-family: Raleway, Arial, Helvetica, sans-serif;
  font-size: 18px;
  font-weight: 400;
  text-align: center;
}

.footer {
  padding: 2.5%;
  margin-block-start: 10vi;
  border-block-start: currentColor solid 1px;
}

.footer__copyright {
  color: var(--text-color);
  font-family: Raleway, Arial, Helvetica, sans-serif;
  font-size: 18px;
  font-weight: 400;
  text-align: center;
}