/* =========================================================
   COURSE.CSS — BELEZA EM FOCO
   Área educacional e páginas de aula
========================================================= */

.course-shell {
  background:
    radial-gradient(circle at 8% 5%, rgba(255, 15, 104, .06), transparent 26%),
    radial-gradient(circle at 92% 8%, rgba(120, 37, 198, .07), transparent 26%),
    linear-gradient(180deg, #ffffff 0%, #fff8fb 100%);
  min-height: 70vh;
  padding: 28px 0 60px;
}

.course-layout {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

/* =========================================================
   SIDEBAR DO CURSO
========================================================= */

.course-sidebar-panel {
  position: sticky;
  top: 18px;
  overflow: hidden;
  border: 1px solid rgba(210, 50, 110, .12);
  border-radius: 15px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(70, 20, 70, .08);
}

.course-sidebar-header {
  padding: 19px 18px;
  color: #fff;
  background:
    radial-gradient(circle at 80% 20%, rgba(255,173,0,.35), transparent 28%),
    linear-gradient(135deg, #ff0f68, #d40b70 60%, #63148f);
}

.course-sidebar-header span {
  display: inline-flex;
  min-height: 23px;
  padding: 0 8px;
  align-items: center;
  border-radius: 12px;
  background: rgba(255,255,255,.15);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: .7px;
  text-transform: uppercase;
}

.course-sidebar-header h2 {
  margin-top: 8px;
  font-family: "Montserrat", sans-serif;
  font-size: 16px;
  line-height: 1.28;
  font-weight: 900;
}

.course-sidebar-header p {
  margin-top: 7px;
  color: rgba(255,255,255,.92);
  font-size: 9px;
  line-height: 1.5;
}

.course-sidebar-progress {
  padding: 14px 16px;
  border-bottom: 1px solid #f2e5ec;
}

.course-sidebar-progress-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #4b3b50;
  font-size: 9px;
  font-weight: 800;
}

.course-sidebar-progress-top strong {
  color: #ff0f68;
}

.course-sidebar-progress-track {
  height: 7px;
  margin-top: 7px;
  overflow: hidden;
  border-radius: 10px;
  background: #f1e4ec;
}

.course-sidebar-progress-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #ff0f68, #d40b70, #7825c6);
  transition: width .3s ease;
}

.course-lessons-nav {
  padding: 8px;
}

.course-lesson-link {
  min-height: 54px;
  padding: 8px 9px;
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 9px;
  border-radius: 8px;
  color: #4c3b51;
  transition: .2s ease;
}

.course-lesson-link:hover {
  background: #fff4f8;
  color: #d40b70;
}

.course-lesson-link.active {
  background: linear-gradient(135deg, #fff0f6, #f8edff);
  color: #d40b70;
}

.course-lesson-link.completed {
  background: #f1fff7;
}

.course-lesson-index {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #f7eaf1;
  color: #d40b70;
  font-size: 9px;
  font-weight: 900;
}

.course-lesson-link.active .course-lesson-index {
  color: #fff;
  background: linear-gradient(135deg, #ff0f68, #d40b70);
}

.course-lesson-link.completed .course-lesson-index {
  color: #fff;
  background: #23a566;
}

.course-lesson-copy strong {
  display: block;
  font-size: 9.5px;
  line-height: 1.35;
}

.course-lesson-copy span {
  display: block;
  margin-top: 2px;
  color: #8a7e8d;
  font-size: 8px;
}

/* =========================================================
   CONTEÚDO PRINCIPAL DA AULA
========================================================= */

.lesson-main {
  min-width: 0;
}

.lesson-topbar {
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
}

.lesson-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  color: #817384;
  font-size: 9.5px;
}

.lesson-breadcrumb a {
  color: #d40b70;
  font-weight: 800;
}

.lesson-back-course {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(212,11,112,.20);
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  color: #d40b70;
  background: #fff;
  font-size: 9px;
  font-weight: 900;
}

.lesson-hero {
  position: relative;
  overflow: hidden;
  padding: 28px 30px;
  border-radius: 16px;
  color: #fff;
  background:
    radial-gradient(circle at 85% 20%, rgba(255,173,0,.48), transparent 24%),
    linear-gradient(120deg, #ff0f68 0%, #d40b70 52%, #63148f 100%);
  box-shadow: 0 14px 34px rgba(75,13,104,.13);
}

.lesson-hero::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -100px;
  width: 210px;
  height: 210px;
  border: 26px solid rgba(255,255,255,.07);
  border-radius: 50%;
}

.lesson-hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.lesson-tag {
  display: inline-flex;
  min-height: 25px;
  padding: 0 10px;
  align-items: center;
  border-radius: 14px;
  background: rgba(255,255,255,.15);
  font-size: 8.5px;
  font-weight: 900;
  letter-spacing: .7px;
  text-transform: uppercase;
}

.lesson-hero h1 {
  margin-top: 10px;
  max-width: 820px;
  font-family: "Montserrat", sans-serif;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.08;
  font-weight: 900;
}

.lesson-hero p {
  max-width: 760px;
  margin-top: 10px;
  color: rgba(255,255,255,.94);
  font-size: 12.5px;
  line-height: 1.65;
}

.lesson-meta-row {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.lesson-meta-pill {
  min-height: 28px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border-radius: 15px;
  background: rgba(255,255,255,.13);
  font-size: 8.5px;
  font-weight: 800;
}

/* =========================================================
   CORPO DA AULA
========================================================= */

.lesson-content {
  margin-top: 18px;
  padding: 28px 30px;
  border: 1px solid rgba(210, 50, 110, .12);
  border-radius: 15px;
  background: #fff;
  box-shadow: 0 9px 26px rgba(70,20,70,.07);
}

.lesson-content > section + section {
  margin-top: 28px;
}

.lesson-content h2 {
  margin-bottom: 11px;
  color: #32123d;
  font-family: "Montserrat", sans-serif;
  font-size: 21px;
  line-height: 1.25;
  font-weight: 900;
}

.lesson-content h3 {
  margin: 18px 0 8px;
  color: #4b0d68;
  font-family: "Montserrat", sans-serif;
  font-size: 15px;
  line-height: 1.35;
  font-weight: 800;
}

.lesson-content p {
  margin-top: 10px;
  color: #55495a;
  font-size: 13px;
  line-height: 1.82;
}

.lesson-content ul,
.lesson-content ol {
  margin-top: 12px;
  padding-left: 22px;
  color: #55495a;
}

.lesson-content ul {
  list-style: disc;
}

.lesson-content ol {
  list-style: decimal;
}

.lesson-content li {
  padding-left: 3px;
  margin-bottom: 8px;
  font-size: 12.5px;
  line-height: 1.7;
}

.lesson-highlight {
  margin: 18px 0;
  padding: 15px 17px;
  border-left: 4px solid #ff0f68;
  border-radius: 8px;
  background: #fff3f8;
  color: #513d52;
  font-size: 11.5px;
  line-height: 1.65;
}

.lesson-warning {
  margin: 18px 0;
  padding: 15px 17px;
  border-left: 4px solid #ffad00;
  border-radius: 8px;
  background: #fff8e8;
  color: #58472d;
  font-size: 11.5px;
  line-height: 1.65;
}

/* =========================================================
   SUMÁRIO
========================================================= */

.lesson-toc {
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px solid rgba(212,11,112,.12);
  border-radius: 10px;
  background: #fff8fb;
}

.lesson-toc strong {
  display: block;
  color: #32123d;
  font-family: "Montserrat", sans-serif;
  font-size: 12px;
}

.lesson-toc ul {
  margin-top: 10px;
  padding: 0;
  list-style: none;
}

.lesson-toc li {
  margin: 0;
  padding: 0;
}

.lesson-toc a {
  min-height: 30px;
  display: flex;
  align-items: center;
  color: #68576b;
  font-size: 10px;
  border-bottom: 1px solid #f0e3ea;
}

.lesson-toc a:hover {
  color: #ff0f68;
}

/* =========================================================
   IMAGENS EDUCACIONAIS
========================================================= */

.lesson-step-figure,
.article-figure {
  margin: 20px 0;
}

.lesson-image-placeholder,
.image-placeholder {
  min-height: 270px;
  padding: 30px;
  border: 2px dashed rgba(212,11,112,.22);
  border-radius: 13px;
  background:
    radial-gradient(circle at 70% 20%, rgba(120,37,198,.08), transparent 25%),
    linear-gradient(135deg, #fff2f7, #fff9fc);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.lesson-image-placeholder span,
.image-placeholder span {
  color: #d40b70;
  font-family: "Montserrat", sans-serif;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: .8px;
}

.lesson-image-placeholder small,
.image-placeholder small {
  max-width: 620px;
  margin-top: 8px;
  color: #756779;
  font-size: 10.5px;
  line-height: 1.55;
}

.lesson-step-figure figcaption,
.article-figure figcaption {
  margin-top: 7px;
  color: #7c707f;
  font-size: 9.5px;
  line-height: 1.5;
  text-align: center;
}

/* =========================================================
   VIDEO
========================================================= */

.lesson-video-section {
  margin-top: 26px;
  padding: 18px;
  border-radius: 13px;
  background:
    linear-gradient(135deg, #311039, #4b0d68);
  color: #fff;
}

.lesson-video-section h2 {
  color: #fff;
  margin-bottom: 8px;
}

.lesson-video-section p {
  color: rgba(255,255,255,.86);
}

.lesson-video-placeholder {
  margin-top: 14px;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.14);
  background:
    radial-gradient(circle at 50% 50%, rgba(255,15,104,.2), transparent 35%),
    #1e0a26;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 20px;
}

.lesson-video-placeholder span {
  width: 58px;
  height: 58px;
  margin-inline: auto;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #ff0f68, #d40b70);
  font-size: 22px;
}

.lesson-video-placeholder strong {
  display: block;
  margin-top: 10px;
  font-size: 12px;
}

.lesson-video-placeholder small {
  display: block;
  margin-top: 4px;
  color: rgba(255,255,255,.7);
  font-size: 9px;
}

/* =========================================================
   CONCLUSÃO / PROGRESSO
========================================================= */

.mark-complete {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #efe3ea;
  text-align: center;
}

.mark-complete .btn {
  min-height: 46px;
  padding-inline: 22px;
  border: 0;
  border-radius: 8px;
  background: linear-gradient(135deg, #ff0f68, #d40b70);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
}

.mark-complete .btn.completed {
  background: #23a566;
}

.lesson-complete-message {
  margin-top: 8px;
  color: #23a566;
  font-size: 9px;
  font-weight: 800;
}

/* =========================================================
   NAVEGAÇÃO ENTRE AULAS
========================================================= */

.lesson-nav {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.lesson-nav .btn {
  min-height: 44px;
  padding: 0 15px;
  border-radius: 8px;
  font-size: 10px;
  font-weight: 900;
}

.lesson-nav .btn-secondary {
  background: #fff;
  color: #d40b70;
  border: 1px solid rgba(212,11,112,.20);
}

.lesson-nav .btn-primary {
  justify-self: stretch;
}

/* =========================================================
   AULA — CARD DE APOIO
========================================================= */

.lesson-support-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.lesson-support-card {
  padding: 15px;
  border: 1px solid rgba(210,50,110,.12);
  border-radius: 10px;
  background: #fff9fc;
}

.lesson-support-card strong {
  display: block;
  color: #32123d;
  font-size: 11px;
}

.lesson-support-card p {
  margin-top: 5px;
  color: #6c6170;
  font-size: 9.5px;
  line-height: 1.55;
}

/* =========================================================
   RESPONSIVO
========================================================= */

@media (max-width: 1050px) {
  .course-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 20px;
  }
}

@media (max-width: 850px) {
  .course-layout {
    grid-template-columns: 1fr;
  }

  .course-sidebar-panel {
    position: static;
  }

  .course-lessons-nav {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .lesson-content {
    padding: 24px;
  }

  .lesson-support-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .course-shell {
    padding-top: 18px;
  }

  .course-lessons-nav {
    grid-template-columns: 1fr;
  }

  .lesson-topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .lesson-hero {
    padding: 24px 20px;
  }

  .lesson-content {
    padding: 20px 18px;
  }

  .lesson-content h2 {
    font-size: 18px;
  }

  .lesson-content h3 {
    font-size: 14px;
  }

  .lesson-content p,
  .lesson-content li {
    font-size: 12px;
  }

  .lesson-image-placeholder,
  .image-placeholder {
    min-height: 220px;
    padding: 22px 18px;
  }

  .lesson-nav {
    grid-template-columns: 1fr;
  }

  .lesson-support-grid {
    grid-template-columns: 1fr;
  }
}