:root {
  --color-ink: #18212f;
  --color-muted: #647084;
  --color-line: #dfe4ec;
  --color-surface: #ffffff;
  --color-soft: #f5f7fb;
  --color-primary: #1967d2;
  --color-primary-dark: #114a99;
  --color-accent: #0f9f6e;
  --color-warm: #f2b84b;
  --shadow-soft: 0 18px 48px rgba(24, 33, 47, 0.1);
  --radius: 8px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--color-ink);
  background: var(--color-surface);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

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

a:hover {
  color: var(--color-primary-dark);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin-inline: auto;
}

.screen-reader-text,
.skip-link {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link:focus {
  width: auto;
  height: auto;
  clip: auto;
  z-index: 1000;
  padding: 10px 14px;
  background: var(--color-ink);
  color: #fff;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-title {
  color: var(--color-ink);
  font-size: 1.25rem;
  font-weight: 800;
}

.custom-logo {
  max-height: 54px;
  width: auto;
}

.main-navigation {
  margin-left: auto;
}

.main-navigation ul {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-navigation a {
  color: var(--color-ink);
  font-weight: 650;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-cart {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  color: var(--color-ink);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

.header-cart-count {
  position: absolute;
  top: -7px;
  right: -7px;
  min-width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--color-accent);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 800;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: #fff;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--color-ink);
}

.button,
button,
input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  color: #fff;
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius);
  font-weight: 750;
  cursor: pointer;
}

.button:hover,
button:hover,
input[type="submit"]:hover {
  color: #fff;
  background: var(--color-primary-dark);
}

.button-secondary {
  color: var(--color-ink);
  background: #fff;
  border-color: var(--color-line);
}

.button-secondary:hover {
  color: var(--color-primary);
  background: #fff;
}

.button-small {
  min-height: 38px;
  padding-inline: 14px;
}

.button-full {
  width: 100%;
}

.home-hero {
  background: linear-gradient(135deg, #eef5ff 0%, #f8fbf8 52%, #fff6e4 100%);
  border-bottom: 1px solid var(--color-line);
}

.hero-grid {
  min-height: 560px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  align-items: center;
  gap: 48px;
  padding: 64px 0;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--color-accent);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-copy h1,
.course-archive-hero h1,
.course-hero h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.25rem, 5vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero-copy p,
.course-archive-hero p {
  max-width: 620px;
  color: var(--color-muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-panel {
  padding: 22px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.dashboard-preview {
  min-height: 340px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

.preview-header,
.preview-row,
.preview-cards span,
.image-placeholder {
  display: block;
  background: var(--color-soft);
  border-radius: var(--radius);
}

.preview-header {
  width: 46%;
  height: 34px;
  background: var(--color-primary);
}

.preview-row {
  width: 76%;
  height: 18px;
  margin-top: 18px;
}

.preview-row.strong {
  width: 92%;
  height: 28px;
  background: #dbe9ff;
}

.preview-meter,
.course-progress {
  height: 9px;
  overflow: hidden;
  background: #e8edf5;
  border-radius: 999px;
}

.preview-meter {
  margin: 26px 0;
}

.preview-meter span,
.course-progress span {
  display: block;
  height: 100%;
  background: var(--color-accent);
}

.preview-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.preview-cards span {
  height: 74px;
}

.section-band {
  padding: 64px 0;
  background: var(--color-soft);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.section-heading h2 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.15;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.course-card,
.post-card,
.widget,
.no-results,
.course-buy-box,
.course-section,
.dashboard-welcome,
.stats-grid > div,
.instructor-table {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

.course-card {
  overflow: hidden;
}

.course-card-image {
  aspect-ratio: 16 / 10;
  display: block;
  background: #dfe8f4;
}

.course-card-image img,
.course-card-image .image-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-card-body {
  padding: 18px;
}

.course-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--color-muted);
  font-size: 0.87rem;
}

.course-card h3 {
  margin: 10px 0 8px;
  font-size: 1.08rem;
  line-height: 1.3;
}

.course-card h3 a {
  color: var(--color-ink);
}

.course-card p {
  color: var(--color-muted);
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 56px 0;
}

.feature-strip div {
  display: grid;
  gap: 6px;
  padding-top: 18px;
  border-top: 3px solid var(--color-primary);
}

.feature-strip span {
  color: var(--color-muted);
}

.archive-header,
.course-archive-hero {
  padding: 56px 0;
  background: var(--color-soft);
  border-bottom: 1px solid var(--color-line);
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px;
  padding: 46px 0;
}

.posts-list {
  display: grid;
  gap: 20px;
}

.post-card {
  overflow: hidden;
}

.post-card-body,
.page-content,
.single-content,
.no-results {
  padding: 28px;
}

.post-card h2,
.entry-title {
  margin-top: 0;
}

.entry-meta {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.narrow-content {
  max-width: 860px;
  padding: 46px 0;
}

.single-featured-image {
  margin: 24px 0;
  overflow: hidden;
  border-radius: var(--radius);
}

.widget {
  padding: 22px;
  margin-bottom: 18px;
}

.widget-title {
  margin-top: 0;
  font-size: 1.1rem;
}

.course-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 26px 0;
}

.search-form {
  display: flex;
  gap: 8px;
}

input,
textarea,
select {
  max-width: 100%;
  min-height: 44px;
  padding: 0 12px;
  color: var(--color-ink);
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

.course-hero {
  padding: 54px 0;
  background: #eef5ff;
  border-bottom: 1px solid var(--color-line);
}

.course-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 34px;
  align-items: start;
}

.course-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 18px;
  color: var(--color-muted);
}

.course-buy-box {
  padding: 16px;
  box-shadow: var(--shadow-soft);
}

.course-buy-box img {
  width: 100%;
  border-radius: var(--radius);
  margin-bottom: 14px;
}

.course-price {
  display: block;
  margin-bottom: 14px;
  font-size: 1.6rem;
}

.course-content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 30px;
  padding: 46px 0;
}

.course-tabs {
  position: sticky;
  top: 75px;
  z-index: 5;
  display: flex;
  gap: 8px;
  padding: 10px;
  margin-bottom: 20px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

.course-tabs a {
  padding: 8px 12px;
  color: var(--color-ink);
  border-radius: 6px;
  font-weight: 700;
}

.course-tabs a:hover {
  background: var(--color-soft);
}

.course-section {
  padding: 26px;
  margin-bottom: 20px;
}

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

.curriculum-list {
  display: grid;
  gap: 10px;
}

.curriculum-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  color: var(--color-ink);
  background: var(--color-soft);
  border-radius: var(--radius);
}

.curriculum-item.is-current {
  color: #fff;
  background: var(--color-primary);
}

.curriculum-item.is-current small {
  color: rgba(255, 255, 255, 0.82);
}

.curriculum-item.is-complete:not(.is-current) {
  border: 1px solid rgba(15, 159, 110, 0.28);
  background: #edf9f5;
}

.curriculum-item.is-complete:not(.is-current) small {
  color: var(--color-accent);
  font-weight: 800;
}

.curriculum-item small {
  color: var(--color-muted);
}

.instructor-box {
  display: flex;
  gap: 18px;
  align-items: center;
}

.instructor-box img {
  border-radius: 50%;
}

.course-highlights {
  padding: 18px;
  margin-top: 20px;
  background: var(--color-soft);
  border-radius: var(--radius);
}

.instructor-profile {
  display: flex;
  align-items: center;
  gap: 24px;
}

.instructor-profile img {
  border-radius: 50%;
}

.check-list {
  padding-left: 18px;
}

.lesson-shell {
  background: var(--color-soft);
}

.lesson-layout {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
  min-height: calc(100vh - 74px);
  background: #eef2f7;
}

.lesson-sidebar {
  padding: 28px;
  background: #fff;
  border-right: 1px solid var(--color-line);
  box-shadow: 10px 0 30px rgba(24, 33, 47, 0.04);
}

.lesson-back {
  display: inline-block;
  margin-bottom: 24px;
}

.lesson-main {
  width: min(1240px, 100%);
  padding: 34px clamp(18px, 4vw, 56px) 48px;
}

.lesson-header {
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.lesson-header h1 {
  max-width: 980px;
  margin: 0;
  font-size: 2.35rem;
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.lesson-course-name {
  display: inline-block;
  color: var(--color-muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.lesson-video-placeholder {
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  color: #fff;
  background: #121927;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  box-shadow: 0 24px 70px rgba(18, 25, 39, 0.28);
  font-weight: 800;
}

.lesson-video-embed {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #121927;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  box-shadow: 0 24px 70px rgba(18, 25, 39, 0.28);
}

.lesson-video-embed iframe,
.lesson-video-embed video,
.lesson-video-embed .wp-video,
.lesson-video-embed .wp-video-shortcode {
  width: 100% !important;
  height: 100% !important;
  display: block;
  border: 0;
}

.lesson-content {
  max-width: 860px;
  padding: 28px 0;
  color: #2d3748;
  font-size: 1.04rem;
}

.lesson-actions {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  max-width: 980px;
  padding-top: 10px;
}

.lesson-actions .button:last-child {
  justify-self: end;
}

.lesson-complete-form {
  display: flex;
  justify-content: center;
}

.button.is-disabled {
  pointer-events: none;
  opacity: 0.58;
}

.dashboard-page {
  background: var(--color-soft);
}

.dashboard-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 26px;
  padding: 36px 0;
}

.dashboard-sidebar {
  align-self: start;
  padding: 22px;
  background: var(--color-ink);
  border-radius: var(--radius);
}

.dashboard-sidebar h1 {
  margin-top: 0;
  color: #fff;
  font-size: 1.4rem;
}

.dashboard-sidebar nav {
  display: grid;
  gap: 8px;
}

.dashboard-sidebar a {
  padding: 10px 12px;
  color: #dbe5f2;
  border-radius: 6px;
}

.dashboard-sidebar a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.dashboard-main {
  display: grid;
  gap: 22px;
}

.dashboard-welcome {
  padding: 26px;
}

.dashboard-welcome h2 {
  margin-top: 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.stats-grid > div {
  padding: 22px;
}

.stats-grid strong {
  display: block;
  font-size: 2rem;
}

.stats-grid span {
  color: var(--color-muted);
}

.instructor-table {
  padding: 22px;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-line);
}

.site-footer {
  padding: 44px 0;
  color: #d8e1ef;
  background: var(--color-ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 24px;
}

.footer-brand p,
.footer-navigation a {
  color: #aeb9c9;
}

.footer-widgets {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

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

.mobile-bottom-nav {
  display: none;
}

.woocommerce .products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.woocommerce ul.products li.product {
  width: auto;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}

@media (max-width: 920px) {
  .header-actions {
    display: none;
  }

  .menu-toggle {
    display: inline-block;
    margin-left: auto;
  }

  .main-navigation {
    position: absolute;
    inset: 74px 16px auto 16px;
    display: none;
    padding: 18px;
    background: #fff;
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
  }

  .main-navigation.is-open {
    display: block;
  }

  .main-navigation ul {
    display: grid;
    gap: 12px;
  }

  .hero-grid,
  .course-hero-grid,
  .course-content-layout,
  .content-layout,
  .dashboard-layout,
  .lesson-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .course-grid,
  .feature-strip,
  .stats-grid,
  .woocommerce .products {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lesson-sidebar {
    order: 2;
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .lesson-main {
    order: 1;
  }
}

@media (max-width: 640px) {
  body {
    padding-bottom: 64px;
  }

  .container {
    width: min(100% - 24px, var(--container));
  }

  .hero-grid {
    min-height: auto;
    padding: 42px 0;
  }

  .hero-copy h1,
  .course-archive-hero h1,
  .course-hero h1 {
    font-size: 2.35rem;
  }

  .course-grid,
  .feature-strip,
  .stats-grid,
  .woocommerce .products {
    grid-template-columns: 1fr;
  }

  .course-toolbar,
  .section-heading,
  .lesson-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .search-form {
    width: 100%;
  }

  .search-form label {
    flex: 1;
  }

  .search-field {
    width: 100%;
  }

  .course-tabs {
    overflow-x: auto;
  }

  .instructor-profile {
    align-items: flex-start;
    flex-direction: column;
  }

  .lesson-sidebar {
    padding: 18px 14px 24px;
  }

  .lesson-sidebar h2 {
    font-size: 1.2rem;
  }

  .lesson-main {
    padding: 16px 10px 28px;
  }

  .lesson-header {
    margin-bottom: 14px;
  }

  .lesson-header h1 {
    font-size: 1.45rem;
    line-height: 1.2;
  }

  .lesson-video-embed,
  .lesson-video-placeholder {
    border-radius: 10px;
    box-shadow: 0 16px 40px rgba(18, 25, 39, 0.24);
  }

  .lesson-content {
    padding: 18px 4px;
    font-size: 0.98rem;
  }

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

  .lesson-actions .button,
  .lesson-actions .button:last-child,
  .lesson-complete-form,
  .lesson-complete-form button {
    width: 100%;
    justify-self: stretch;
  }

  .footer-widgets {
    grid-template-columns: 1fr;
  }

  .mobile-bottom-nav {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 60;
    display: block;
    background: #fff;
    border-top: 1px solid var(--color-line);
  }

  .mobile-bottom-nav ul {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    list-style: none;
    margin: 0;
    padding: 6px;
  }

  .mobile-bottom-nav a {
    display: grid;
    place-items: center;
    min-height: 46px;
    color: var(--color-ink);
    font-size: 0.84rem;
    font-weight: 750;
  }
}