/**
 * Rise 360 Lesson Header Component
 * Extracted from Rise CSS - lesson title, counter, progress bar
 */

/* ===== PAGE HEADER ===== */
.page__header {
  background-color: var(--color-background);
  width: 100%;
  position: relative;
}

.page__header-limit {
  max-width: 100%;
  margin: 0 auto;
}

.page__header-container {
  padding: 3rem;
  max-width: 76rem;
  margin: 0 auto;
}

.page__header-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
}

/* ===== LESSON HEADER WRAP ===== */
.lesson-header-wrap {
  --color-background: #fff;
  --color-header-bar: var(--color-theme);
  --color-header-text: #000;
  transition: max-height .3s ease-in-out, opacity .3s ease-in-out;
}

.lesson-header-wrap .lesson-header {
  padding-block-end: 7.2rem;
}

@media (max-width: 89.9375em) {
  .lesson-header-wrap .lesson-header {
    padding-block-end: 6.7rem;
  }
}

@media (max-width: 47.9375em) {
  .lesson-header-wrap .lesson-header {
    padding-block-end: 5.7rem;
  }
}

.lesson-header-wrap .lesson-header__top-wrap {
  margin-block: 0;
  margin-inline: 0;
  padding-block-end: 0;
}

.lesson-header-wrap .lesson-header__top-wrap:after {
  background-color: var(--color-header-bar);
  transition: none;
}

/* ===== LESSON HEADER ELEMENTS ===== */
.lesson-header-wrap .lesson-header__author {
  display: flex;
}

.lesson-header-wrap .lesson-header__author--partner-content {
  display: none;
}

.lesson-header-wrap .lesson-header__author-name {
  color: var(--color-header-text);
  font-size: 1.4rem;
  font-weight: 400;
}

.lesson-header-wrap .lesson-header__author-img {
  border: none;
}

.lesson-header-wrap .lesson-header .lesson-header__partner-content {
  padding-block-end: 2.4rem;
}

.lesson-header-wrap .lesson-header .lesson-header__partner-content__author {
  color: var(--color-header-text);
  font-size: 1.4rem;
  font-weight: 400;
  margin-block-end: 4rem;
}

/* Lesson Title */
.lesson-header-wrap .lesson-header__title {
  color: var(--color-header-text);
  font-family: var(--font-family-head);
  font-size: 4rem;
  line-height: 4.8rem;
  margin-block-end: 2.4rem;
}

@media (max-width: 47.9375em) {
  .lesson-header-wrap .lesson-header__title {
    font-size: 3.6rem;
    line-height: 4.32rem;
  }
}

.lesson-header-wrap .lesson-header__description {
  color: var(--color-header-text);
}

/* Lesson Counter */
.lesson-header-wrap .lesson-header__counter {
  color: var(--color-header-text);
  font-family: var(--font-family-body);
  letter-spacing: .05rem;
  margin-block-end: 1.6rem;
}

.lesson-header-wrap .lesson-header__count {
  color: var(--color-header-text);
}

/* ===== THEME VARIANTS ===== */
.lesson-header-wrap--collapsed {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
}

.lesson-header-wrap--accent {
  --color-background: var(--color-theme);
  --color-header-bar: var(--color-theme-contrast);
  --color-header-text: var(--color-theme-contrast);
}

.lesson-header-wrap--custom {
  --color-header-text: var(--lesson-header-contrast-color);
  --color-header-bar: var(--lesson-header-contrast-color);
}

.lesson-header-wrap--gray {
  --color-background: #fafafa;
}

.lesson-header-wrap--dark {
  --color-background: #303030;
}

.lesson-header-wrap--black {
  --color-background: #000;
}

.lesson-header-wrap--black,
.lesson-header-wrap--dark {
  --color-header-text: #fff;
}

.lesson-header-wrap--image {
  --color-header-text: #fff;
  --color-header-bar: #fff;
}

.lesson-header-wrap--image-light {
  --color-header-text: #000;
  --color-header-bar: #000;
}

.lesson-header-wrap--image .page__header-bg {
  background-position: 50%;
  background-repeat: no-repeat;
  background-size: cover;
  inset-block: 0;
  inset-inline: 0;
  position: absolute;
}

.lesson-header-wrap--tint {
  --color-background: var(--color-theme-transparent);
  --color-header-bar: var(--color-theme);
}

/* ===== PROGRESS BAR ===== */
.progress-wrap {
  height: 2px;
  position: relative;
  z-index: 302;
}

/* Sticky progress bar - stays at top during scroll */
.progress-wrap--fixed {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 302;
  background: var(--color-background, #fff);
}

/* When stuck to top (scrolled past header) */
.progress-wrap--fixed.progress-wrap--stuck {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.progress__container {
  min-height: 2px;
  overflow: hidden;
  padding-block: .3rem;
  padding-inline: 0;
  position: relative;
  width: 100%;
}

.progress__indicator {
  background: #50abf1;
  height: 2px;
  inset-block-start: 0;
  inset-inline-start: -100%;
  position: absolute;
  transition-duration: .3s;
  transition-property: transform;
  width: 100%;
}

/* Brand color override */
.progress__indicator.brand--background {
  background: var(--color-theme);
}