/* Courses V2: the course index, a course page and the lesson additions to the article template. */

/* .mdz-course-cards is also .mdz-wrap, which keeps its own margin and gutter. */
.mdz-courses-how__steps,
.mdz-course-hero__list,
.mdz-lessons,
.mdz-course-others__list,
.mdz-lesson-toc__list {
  margin: 0;
  padding: 0;
}

/* Progress bar shared by the cards, the course page and the lesson head. RTL: it fills from the right. */
.mdz-course-bar {
  display: block;
  height: 6px;
  overflow: hidden;
  border-radius: var(--mdz-radius-pill);
  background: var(--mdz-lavender-tint);
}

.mdz-course-bar__fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(270deg, var(--mdz-purple), var(--mdz-neon));
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform .6s var(--mdz-ease);
}

/* Index hero: one line of title, the cards rise over the waterline below it. */
.mdz-courses-hero .mdz-deep-hero__grid {
  padding-bottom: 190px;
}

.mdz-courses-hero__title {
  max-width: 900px;
}

.mdz-courses-hero__lead {
  max-width: 640px;
}

.mdz-courses-list {
  position: relative;
  z-index: 2;
  margin-top: -150px;
  padding-bottom: 72px;
}

.mdz-course-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  list-style: none;
}

.mdz-course-cards__item {
  animation: mdz-rise .7s var(--mdz-ease) calc(var(--i) * 90ms + .2s) both;
}

.mdz-course-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
  padding: 28px;
  border: 1px solid var(--mdz-line);
  border-radius: var(--mdz-radius-xl);
  background: var(--mdz-white);
  box-shadow: var(--mdz-shadow-card), 0 24px 48px -30px rgba(20, 10, 60, .55);
  box-sizing: border-box;
  transition: transform var(--mdz-speed), box-shadow var(--mdz-speed);
}

.mdz-course-card:hover {
  box-shadow: var(--mdz-glow-hover);
  transform: translateY(-3px);
}

.mdz-course-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--mdz-lavender);
  color: var(--mdz-purple);
}

.mdz-course-card__no {
  margin-top: 8px;
  color: var(--mdz-purple);
  font-size: 11px;
  letter-spacing: .12em;
}

.mdz-course-card__name {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: var(--mdz-track-tight);
}

/* The whole card answers the click; the button keeps its own target. */
.mdz-course-card__link {
  color: var(--mdz-ink);
}

.mdz-course-card__link::after {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  content: "";
}

.mdz-course-card__who {
  color: var(--mdz-muted);
  font-size: 16px;
  line-height: 1.55;
}

.mdz-course-card__label {
  display: block;
  margin-bottom: 2px;
  color: var(--mdz-muted-soft);
  font-size: 11px;
  letter-spacing: .1em;
}

.mdz-course-card__meta {
  margin-top: auto;
  padding-top: 10px;
  color: var(--mdz-ink-soft);
  font-size: 13px;
}

.mdz-course-card__progress {
  display: grid;
  gap: 6px;
}

.mdz-course-card__progress[hidden],
.mdz-course-body__progress[hidden] {
  display: none;
}

.mdz-course-card__done {
  color: var(--mdz-purple-deep);
  font-size: 12px;
}

.mdz-course-card__go {
  position: relative;
  z-index: 1;
  align-self: flex-start;
  margin-top: 8px;
}

/* How it works: three steps on a lavender band. */
.mdz-courses-how {
  padding-block: 72px;
  background: var(--mdz-lavender);
}

.mdz-courses-how__inner {
  display: grid;
  grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

.mdz-courses-how__title {
  font-size: var(--mdz-fs-h2);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: var(--mdz-track-tight);
}

.mdz-courses-how__note {
  margin-top: 12px;
  color: var(--mdz-purple-deep);
  font-weight: 600;
}

.mdz-courses-how__steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  list-style: none;
}

.mdz-courses-how__step {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px;
  border: 1px solid var(--mdz-line);
  border-radius: var(--mdz-radius-l);
  background: var(--mdz-white);
}

.mdz-courses-how__num {
  color: var(--mdz-purple);
  font-size: 13px;
}

.mdz-courses-how__name {
  font-size: 19px;
  font-weight: 800;
}

.mdz-courses-how__line {
  color: var(--mdz-muted);
  font-size: 15px;
  line-height: 1.55;
}

/* Newsletter: a night box with a small moon pool, the way the site closes. */
.mdz-news {
  padding-block: 88px 24px;
}

.mdz-news__box {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
  padding: 48px;
  overflow: clip;
  border-radius: var(--mdz-radius-xl);
  background: linear-gradient(160deg, var(--mdz-night) 0%, var(--mdz-night-abyss) 100%);
  color: var(--mdz-white);
}

.mdz-news__moon {
  position: absolute;
  z-index: -1;
  inset: -120px -120px auto auto;
  width: 320px;
  height: 320px;
  opacity: .55;
}

.mdz-news__kicker {
  color: var(--mdz-muted-night-soft);
  font-size: 12px;
  letter-spacing: .14em;
}

.mdz-news__title {
  margin-top: 12px;
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: var(--mdz-track-tight);
}

.mdz-news .mdz-glow {
  color: var(--mdz-neon-core);
}

.mdz-news__lead {
  margin-top: 14px;
  color: var(--mdz-muted-night);
}

.mdz-news__form {
  display: grid;
  gap: 14px;
}

.mdz-news__fields {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 12px;
}

.mdz-news__field {
  display: grid;
  gap: 6px;
}

.mdz-news__label {
  color: var(--mdz-muted-night);
  font-size: 14px;
}

.mdz-news__optional {
  color: var(--mdz-muted-night-faint);
}

.mdz-news__input {
  min-height: 48px;
  padding-inline: 14px;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: var(--mdz-radius);
  background: rgba(255, 255, 255, .06);
  color: var(--mdz-white);
  font: inherit;
  font-size: 17px;
}

.mdz-news__input:focus-visible {
  border-color: var(--mdz-neon);
  outline: var(--mdz-focus);
}

.mdz-news__input[aria-invalid="true"] {
  border-color: #ff9db0;
}

.mdz-news__consent {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 10px;
  align-items: start;
  color: var(--mdz-muted-night);
  font-size: 15px;
  line-height: 1.5;
}

.mdz-news__check {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--mdz-neon);
}

.mdz-news__error {
  grid-column: 1 / -1;
  color: #ffb3c1;
  font-size: 14px;
}

.mdz-news__error:empty {
  display: none;
}

.mdz-news__button {
  justify-self: start;
}

.mdz-news__status {
  min-height: 1.5em;
  color: var(--mdz-neon-core);
  font-size: 15px;
}

.mdz-news__form.is-done .mdz-news__fields,
.mdz-news__form.is-done .mdz-news__consent,
.mdz-news__form.is-done .mdz-news__button {
  display: none;
}

/* Course page: title and the outcome card side by side on the night. */
.mdz-course-hero__grid {
  align-items: end;
}

.mdz-course-hero__meta {
  margin-top: 22px;
  color: var(--mdz-muted-night);
  font-size: 13px;
}

.mdz-course-hero__outcome {
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--mdz-radius-l);
  background: rgba(255, 255, 255, .05);
  color: var(--mdz-white);
}

.mdz-course-hero__label {
  color: var(--mdz-muted-night-soft);
  font-size: 12px;
  letter-spacing: .14em;
}

.mdz-course-hero__list {
  display: grid;
  gap: 12px;
  margin-top: 14px;
  list-style: none;
}

.mdz-course-hero__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  font-size: 17px;
  line-height: 1.5;
}

.mdz-course-hero__list svg {
  margin-top: 4px;
  color: var(--mdz-neon-core);
}

.mdz-course-body {
  padding-block: 40px 88px;
}

.mdz-course-body__inner {
  max-width: 860px;
}

.mdz-course-body__head {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.mdz-course-body__title {
  font-size: var(--mdz-fs-h2);
  font-weight: 800;
  letter-spacing: var(--mdz-track-tight);
}

.mdz-course-body__progress {
  display: grid;
  flex: 1;
  gap: 6px;
  min-width: 180px;
  max-width: 280px;
}

.mdz-lessons {
  display: grid;
  gap: 10px;
  list-style: none;
}

.mdz-lessons__item {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto 24px;
  gap: 16px;
  align-items: center;
  padding: 20px 22px;
  border: 1px solid var(--mdz-line);
  border-radius: var(--mdz-radius-l);
  background: var(--mdz-white);
  transition: border-color var(--mdz-speed), box-shadow var(--mdz-speed);
}

.mdz-lessons__item:not(.mdz-lessons__item--soon):hover {
  border-color: var(--mdz-neon);
  box-shadow: var(--mdz-glow-soft);
}

.mdz-lessons__item.is-read {
  background: var(--mdz-lavender-soft);
}

.mdz-lessons__no {
  color: var(--mdz-purple);
  font-size: 15px;
}

.mdz-lessons__text {
  display: grid;
  gap: 4px;
}

.mdz-lessons__title {
  color: var(--mdz-ink);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.3;
}

a.mdz-lessons__title::after {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  content: "";
}

.mdz-lessons__line {
  color: var(--mdz-muted);
  font-size: 15px;
  line-height: 1.5;
}

.mdz-lessons__time {
  color: var(--mdz-muted-soft);
  font-size: 13px;
  white-space: nowrap;
}

.mdz-lessons__item--soon .mdz-lessons__title,
.mdz-lessons__item--soon .mdz-lessons__no {
  color: var(--mdz-muted);
}

.mdz-lessons__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--mdz-purple);
  color: var(--mdz-white);
}

.mdz-lessons__mark[hidden] {
  display: none;
}

.mdz-course-body__svc {
  margin-top: 28px;
  color: var(--mdz-muted);
}

.mdz-course-others {
  padding-block: 64px;
}

.mdz-course-others__title {
  font-size: 28px;
  font-weight: 800;
}

.mdz-course-others__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
  list-style: none;
}

.mdz-course-others__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 18px 20px;
  border: 1px solid var(--mdz-line);
  border-radius: var(--mdz-radius-l);
  background: var(--mdz-white);
  color: var(--mdz-ink);
}

.mdz-course-others__link:hover {
  border-color: var(--mdz-neon);
}

.mdz-course-others__link b {
  display: block;
  font-size: 18px;
}

.mdz-course-others__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--mdz-lavender);
  color: var(--mdz-purple);
}

.mdz-course-others__meta {
  color: var(--mdz-muted-soft);
  font-size: 12px;
}

.mdz-course-others__all {
  display: inline-block;
  margin-top: 20px;
}

/* Lesson: position line and a thin bar of the course's lessons above the title. */
.mdz-lesson-head__position {
  color: var(--mdz-neon-core);
  font-size: 13px;
  letter-spacing: .08em;
}

.mdz-lesson-steps {
  display: grid;
  grid-template-columns: repeat(var(--n), minmax(0, 1fr));
  gap: 4px;
  max-width: 320px;
  margin-top: 12px;
}

.mdz-lesson-steps__step {
  height: 4px;
  border-radius: var(--mdz-radius-pill);
  background: rgba(255, 255, 255, .16);
}

.mdz-lesson-steps__step.is-before,
.mdz-lesson-steps__step.is-read {
  background: var(--mdz-purple);
}

.mdz-lesson-steps__step.is-current {
  background: var(--mdz-neon);
  box-shadow: 0 0 10px rgba(185, 140, 255, .7);
}

/* "What to do with it": a card, not one more paragraph. */
.mdz-lesson-do {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  margin-block: 48px 36px;
  padding: 28px;
  border: 1px solid var(--mdz-neon);
  border-radius: var(--mdz-radius-l);
  background: var(--mdz-lavender);
  box-shadow: var(--mdz-glow-soft);
}

.mdz-lesson-do__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--mdz-purple);
  color: var(--mdz-white);
}

.mdz-lesson-do__title {
  color: var(--mdz-ink);
  font-size: 24px;
  font-weight: 800;
  line-height: 1.2;
}

.mdz-main .mdz-lesson-do__text {
  margin-top: 8px;
  color: var(--mdz-ink-soft);
}

.mdz-lesson-svc {
  padding: 22px 0;
  border-block: 1px solid var(--mdz-line-soft);
}

.mdz-lesson-svc__title {
  color: var(--mdz-ink);
  font-size: 19px;
  font-weight: 800;
}

.mdz-main .mdz-lesson-svc__text {
  margin-top: 6px;
  font-size: 17px;
}

.mdz-lesson-svc__link {
  font-weight: 600;
  white-space: nowrap;
}

.mdz-lesson-nav {
  display: grid;
  gap: 14px;
  margin-top: 36px;
}

.mdz-lesson-nav__next {
  display: grid;
  gap: 6px;
  padding: 24px 26px;
  border-radius: var(--mdz-radius-l);
  background: var(--mdz-night);
  color: var(--mdz-white);
  transition: box-shadow var(--mdz-speed), transform var(--mdz-speed);
}

a.mdz-lesson-nav__next:hover {
  box-shadow: var(--mdz-glow-hover);
  transform: translateY(-2px);
}

.mdz-lesson-nav__next--soon {
  background: var(--mdz-ink-soft);
}

.mdz-lesson-nav__label {
  color: var(--mdz-neon-core);
  font-size: 12px;
  letter-spacing: .1em;
}

.mdz-lesson-nav__title {
  font-size: 22px;
  font-weight: 800;
  line-height: 1.25;
}

.mdz-lesson-nav__line {
  color: var(--mdz-muted-night);
  font-size: 16px;
  line-height: 1.5;
}

.mdz-lesson-nav__row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  justify-content: space-between;
  font-size: 15px;
}

/* Lesson list in the side column. */
.mdz-lesson-toc__list {
  display: grid;
  list-style: none;
}

.mdz-lesson-toc__item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) 18px;
  gap: 8px;
  align-items: start;
  padding: 8px 0;
  border-top: 1px solid var(--mdz-line-soft);
  font-size: 14px;
  line-height: 1.45;
}

.mdz-lesson-toc__no {
  padding-top: 1px;
  color: var(--mdz-muted-soft);
  font-size: 12px;
}

.mdz-lesson-toc__link {
  color: var(--mdz-muted);
}

.mdz-main a.mdz-lesson-toc__link:hover {
  color: var(--mdz-purple-deep);
}

.mdz-lesson-toc__link[aria-current] {
  color: var(--mdz-ink);
  font-weight: 700;
}

.mdz-lesson-toc__item--soon .mdz-lesson-toc__link {
  color: var(--mdz-muted-soft);
}

.mdz-lesson-toc__soon {
  font-size: 11px;
}

.mdz-lesson-toc__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--mdz-purple);
  color: var(--mdz-white);
}

.mdz-lesson-toc__mark[hidden] {
  display: none;
}

.mdz-lesson-toc .mdz-article-chapter__link {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
}

@media (max-width: 1100px) {
  .mdz-course-cards {
    grid-template-columns: minmax(0, 1fr);
    max-width: 640px;
  }

  .mdz-courses-how__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }
}

@media (max-width: 900px) {
  .mdz-courses-hero .mdz-deep-hero__grid {
    padding-bottom: 150px;
  }

  .mdz-courses-list {
    margin-top: -110px;
    padding-bottom: 56px;
  }

  .mdz-course-card {
    padding: 22px;
  }

  .mdz-course-card__name {
    font-size: 23px;
  }

  .mdz-courses-how {
    padding-block: 56px;
  }

  .mdz-courses-how__steps,
  .mdz-news__box,
  .mdz-news__fields,
  .mdz-course-others__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .mdz-news {
    padding-block: 56px 8px;
  }

  .mdz-news__box {
    gap: 28px;
    padding: 28px 22px;
  }

  .mdz-news__button {
    justify-self: stretch;
  }

  .mdz-course-hero__outcome {
    padding: 20px;
  }

  .mdz-lessons__item {
    grid-template-columns: 30px minmax(0, 1fr) 24px;
    gap: 12px;
    padding: 16px;
  }

  .mdz-lessons__time {
    grid-column: 2;
    grid-row: 2;
  }

  .mdz-lessons__mark {
    grid-column: 3;
    grid-row: 1;
  }

  .mdz-lessons__title {
    font-size: 17px;
  }

  /* On phones the lesson list in the side column gives way to "previous / next" at the end. */
  .mdz-lesson-side {
    display: none;
  }

  .mdz-lesson-do {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    padding: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mdz-course-cards__item {
    animation: none;
  }

  .mdz-course-bar__fill {
    transition: none;
  }
}