:root {
  --bg: #0b1210;
  --bg-elev: #121c18;
  --text: #e8f0eb;
  --muted: #8fa398;
  --line: rgba(232, 240, 235, 0.12);
  --accent: #3dcf8e;
  --accent-dim: #1f7a52;
  --warn: #e6b35c;
  --violet: #b7a6ff;
  --amber: #e6b35c;
  --teal: #5eead4;
  --sky: #38bdf8;
  --rose: #fb7185;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 0 1px rgba(61, 207, 142, 0.18), 0 20px 60px rgba(31, 122, 82, 0.22);
  --font: "Sora", system-ui, sans-serif;
  --display: "Outfit", "Sora", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --radius: 16px;
  --wrap: min(1120px, calc(100% - 2.5rem));
  --admin-sidebar-w: 15.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

body.admin-sidebar-open {
  overflow: hidden;
}

main {
  flex: 1 0 auto;
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 10% -10%, rgba(61, 207, 142, 0.18), transparent 55%),
    radial-gradient(700px 420px at 90% 10%, rgba(230, 179, 92, 0.1), transparent 50%),
    linear-gradient(180deg, #0d1612 0%, var(--bg) 40%);
  background-attachment: fixed;
}

.bg-grid::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(232, 240, 235, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 240, 235, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
}

.wrap {
  width: var(--wrap);
  margin-inline: auto;
}

.wrap.narrow {
  width: min(760px, calc(100% - 2.5rem));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px) saturate(1.2);
  background: rgba(11, 18, 16, 0.78);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-logo {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.65rem;
  flex-shrink: 0;
  box-shadow: 0 0 0 1px rgba(61, 207, 142, 0.2), 0 8px 20px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.brand:hover .brand-logo {
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(61, 207, 142, 0.4), 0 10px 24px rgba(61, 207, 142, 0.15);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
  line-height: 1.1;
}

.brand-mark {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--accent);
  border: 1px solid rgba(61, 207, 142, 0.35);
  padding: 0.2rem 0.45rem;
  border-radius: 8px;
  box-shadow: 0 0 18px rgba(61, 207, 142, 0.18);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.brand:hover .brand-mark {
  border-color: rgba(61, 207, 142, 0.55);
  box-shadow: 0 0 24px rgba(61, 207, 142, 0.32);
}

.brand-text {
  font-family: var(--display);
  font-size: 1.15rem;
  letter-spacing: -0.03em;
}

.brand-sub {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-left: auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
}

.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle-bars {
  position: relative;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-bars::before {
  top: -5px;
}

.nav-toggle-bars::after {
  top: 5px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: 0.75rem 1.25rem;
  flex: 1 1 auto;
  justify-content: flex-end;
  min-width: 0;
}

.nav,
.nav-primary {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 0.15rem;
}

.nav-account {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-left: 0.25rem;
  padding-left: 0.75rem;
  border-left: 1px solid var(--line);
}

.nav a,
.nav-summary,
.nav-user-summary {
  color: var(--muted);
  text-decoration: none;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
  font-family: inherit;
  line-height: inherit;
}

.nav a:hover,
.nav-summary:hover,
.nav-user-summary:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.nav a.is-active,
.nav-dropdown.is-active > .nav-summary,
.nav-user-menu.is-active > .nav-user-summary {
  color: var(--text);
  background: rgba(61, 207, 142, 0.12);
}

.nav-dropdown {
  position: relative;
}

.nav-summary,
.nav-user-summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  user-select: none;
}

.nav-summary::-webkit-details-marker,
.nav-user-summary::-webkit-details-marker {
  display: none;
}

.nav-summary::after,
.nav-user-summary::after {
  content: "";
  width: 0.35rem;
  height: 0.35rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  opacity: 0.7;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.nav-dropdown[open] > .nav-summary::after,
.nav-user-menu[open] > .nav-user-summary::after {
  transform: rotate(225deg) translateY(-1px);
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 0;
  min-width: 12rem;
  padding: 0.4rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(18, 28, 24, 0.98);
  backdrop-filter: blur(16px) saturate(1.2);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  z-index: 40;
}

.nav-submenu-end {
  left: auto;
  right: 0;
}

.nav-submenu a {
  display: block;
  border-radius: 10px;
  white-space: nowrap;
  color: var(--muted);
  text-decoration: none;
  padding: 0.55rem 0.75rem;
  font-size: 0.92rem;
  font-weight: 500;
}

.nav-submenu a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-submenu a.is-active {
  color: var(--text);
  background: rgba(61, 207, 142, 0.12);
}

.nav-user-summary {
  padding: 0.25rem 0.55rem 0.25rem 0.25rem;
  max-width: 14rem;
}

.nav-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid rgba(61, 207, 142, 0.35);
  background: var(--bg-elev);
}

.nav-user-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 9rem;
}

.btn-nav-login {
  padding: 0.4rem 0.9rem;
  font-size: 0.9rem;
  border-radius: 999px;
}

.flash {
  margin: 1rem 0 0;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--line);
}

.flash-ok {
  background: rgba(61, 207, 142, 0.12);
  color: var(--accent);
}

.flash-error {
  background: rgba(220, 80, 80, 0.12);
  color: #f0a8a8;
}

.progress-panel {
  margin-top: 1.25rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(18, 28, 24, 0.65);
}

.progress-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  align-items: baseline;
  margin-bottom: 0.65rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.progress-bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.progress-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent));
}

.lesson-list li.is-done a {
  color: #c5d8cc;
}

.lesson-check {
  margin-left: auto;
  color: var(--accent);
  font-weight: 700;
}

.lesson-list a {
  grid-template-columns: 2.2rem 1fr auto;
}

.lesson-progress-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.course-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin: 0.85rem 0 0;
}

.course-tools a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.course-tools a:hover,
.course-tools a.is-active {
  text-decoration: underline;
}

.admin-subnav {
  margin-bottom: 1.5rem;
}

/* —— Admin shell (left sidebar) —— */
.admin-main {
  padding-top: 0;
}

.admin-shell {
  display: grid;
  grid-template-columns: var(--admin-sidebar-w) minmax(0, 1fr);
  align-items: start;
  min-height: calc(100svh - 64px);
}

.admin-shell-body {
  min-width: 0;
}

.admin-mobile-bar {
  display: none;
  align-items: center;
  gap: 0.75rem;
  position: sticky;
  top: 64px;
  z-index: 41;
  padding: 0.65rem 1.1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 18, 16, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.admin-mobile-bar-copy {
  display: grid;
  gap: 0.05rem;
  min-width: 0;
}

.admin-mobile-bar-eyebrow {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.admin-mobile-bar-title {
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
}

.admin-nav-toggle[aria-expanded="true"] .nav-toggle-bars {
  background: transparent;
}

.admin-nav-toggle[aria-expanded="true"] .nav-toggle-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.admin-nav-toggle[aria-expanded="true"] .nav-toggle-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

.admin-sidebar-backdrop {
  display: none;
}

.admin-nav {
  position: sticky;
  top: 64px;
  z-index: 40;
  align-self: start;
  height: calc(100svh - 64px);
  overflow-y: auto;
  overscroll-behavior: contain;
  border-right: 1px solid var(--line);
  background: rgba(14, 22, 19, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.admin-nav-inner {
  display: grid;
  gap: 1.35rem;
  padding: 1.25rem 0.9rem 1.75rem;
}

.admin-nav-head {
  display: grid;
  gap: 0.2rem;
  padding: 0 0.35rem 0.85rem;
  border-bottom: 1px solid var(--line);
}

.admin-nav-brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.admin-nav-brand:hover {
  color: var(--accent);
}

.admin-nav-tagline {
  margin: 0;
  font-size: 0.75rem;
  color: var(--muted);
}

.admin-nav-groups {
  display: grid;
  gap: 1.15rem;
}

.admin-nav-group {
  display: grid;
  gap: 0.4rem;
}

.admin-nav-label {
  padding: 0 0.45rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.admin-nav-links {
  display: grid;
  gap: 0.2rem;
}

.admin-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.5rem 0.65rem;
  border-radius: 10px;
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.admin-nav-link:hover {
  background: rgba(61, 207, 142, 0.08);
  color: var(--accent);
}

.admin-nav-link.is-active {
  background: rgba(61, 207, 142, 0.14);
  border-color: rgba(61, 207, 142, 0.35);
  color: var(--accent);
}

.admin-nav-link-label {
  min-width: 0;
}

.admin-nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.35rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(230, 179, 92, 0.22);
  color: var(--warn);
}

.admin-panel {
  padding-top: 1.5rem;
}

.admin-page-head {
  margin-bottom: 1.25rem;
}

.admin-page-head .lede {
  max-width: 42rem;
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 0.75rem;
  margin: 0 0 2rem;
  list-style: none;
  padding: 0;
}

.admin-stat {
  display: grid;
  gap: 0.2rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.admin-stat:hover {
  border-color: rgba(61, 207, 142, 0.35);
  background: rgba(61, 207, 142, 0.06);
  transform: translateY(-1px);
}

.admin-stat-value {
  font-family: var(--display);
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--accent);
}

.admin-stat-label {
  font-size: 0.82rem;
  color: var(--muted);
}

.admin-stat--warn .admin-stat-value {
  color: var(--warn);
}

.admin-stat--amber .admin-stat-value {
  color: var(--amber);
}

.admin-stat--bad .admin-stat-value {
  color: #f0a0a0;
}

.admin-section-block {
  margin-top: 0.5rem;
}

.admin-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
}

.admin-section-head h2 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.25rem;
}

.admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0 0 1.35rem;
}

.admin-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.admin-chip:hover {
  border-color: rgba(61, 207, 142, 0.4);
  color: var(--accent);
}

.admin-chip.is-active {
  background: rgba(61, 207, 142, 0.14);
  border-color: rgba(61, 207, 142, 0.45);
  color: var(--accent);
}

.admin-chip--action {
  border-color: rgba(61, 207, 142, 0.35);
  color: var(--accent);
}

.admin-filters {
  margin-bottom: 1.25rem;
}

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

.admin-table th,
.admin-table td {
  padding: 0.75rem 0.85rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.admin-table th {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.02);
}

.admin-table tbody tr:hover td {
  background: rgba(61, 207, 142, 0.04);
}

.admin-progress.is-locked {
  opacity: 0.55;
}

.btn-compact {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}

.support-badge--open {
  background: rgba(61, 207, 142, 0.14);
  color: var(--accent);
}

.support-badge--answered {
  background: rgba(230, 179, 92, 0.16);
  color: var(--warn);
}

.support-badge--closed,
.support-badge--muted {
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.webhook-badge--pending {
  background: rgba(56, 189, 248, 0.14);
  color: var(--sky);
}

@media (max-width: 960px) {
  .admin-shell {
    display: block;
    position: relative;
  }

  .admin-mobile-bar {
    display: flex;
  }

  .admin-sidebar-backdrop {
    display: block;
    position: fixed;
    inset: 64px 0 0;
    z-index: 42;
    margin: 0;
    border: 0;
    padding: 0;
    background: rgba(0, 0, 0, 0.55);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }

  .admin-shell.is-sidebar-open .admin-sidebar-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .admin-shell.is-sidebar-open .admin-sidebar-backdrop[hidden] {
    display: block;
  }

  .admin-nav {
    position: fixed;
    top: 64px;
    left: 0;
    bottom: 0;
    z-index: 43;
    width: min(var(--admin-sidebar-w), calc(100vw - 3rem));
    height: auto;
    max-height: none;
    border-right: 1px solid var(--line);
    transform: translateX(-105%);
    transition: transform 0.22s ease;
    box-shadow: none;
  }

  .admin-shell.is-sidebar-open .admin-nav {
    transform: translateX(0);
    box-shadow: 12px 0 40px rgba(0, 0, 0, 0.35);
  }
}

@media (max-width: 720px) {
  .admin-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-stat-value {
    font-size: 1.35rem;
  }
}


.download-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.download-item {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.download-item h2,
.download-item h3 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
}

.download-item p {
  margin: 0.25rem 0;
}

.download-item.is-inactive {
  opacity: 0.55;
}

.download-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.admin-download-grid {
  display: grid;
  grid-template-columns: minmax(0, 22rem) minmax(0, 1fr);
  gap: 2rem;
  align-items: start;
}

.admin-upload-form {
  display: grid;
  gap: 0.85rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.admin-upload-form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.admin-upload-form input[type="text"],
.admin-upload-form textarea,
.admin-upload-form input[type="file"],
.comment-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.25);
  color: inherit;
  padding: 0.7rem 0.85rem;
  font: inherit;
}

.lesson-comments {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.comments-title {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
}

.comments-lede {
  margin: 0 0 1.25rem;
}

.comment-list,
.comment-replies {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.comment {
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.comment-reply {
  margin-top: 0.75rem;
  background: rgba(0, 0, 0, 0.18);
}

.comment-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  align-items: baseline;
  margin-bottom: 0.45rem;
  font-size: 0.9rem;
}

.comment-meta time {
  color: var(--muted);
}

.comment-body {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.55;
}

.comment-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.55rem;
}

.comment-action {
  border: 0;
  background: none;
  color: var(--accent);
  padding: 0;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

.comment-action:hover {
  text-decoration: underline;
}

.comment-form {
  display: grid;
  gap: 0.75rem;
}

.comment-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.comment-reply-hint {
  margin: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 860px) {
  .admin-download-grid {
    grid-template-columns: 1fr;
  }
}

.admin-aulas-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 1.5rem;
}

.admin-inline-form {
  display: inline;
}

.admin-module-create {
  margin: 0 0 1.75rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.admin-module-create summary {
  cursor: pointer;
  font-weight: 600;
}

.admin-module-create .admin-upload-form {
  margin-top: 1rem;
}

.admin-module-block {
  margin: 0 0 2.25rem;
}

.admin-module-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: baseline;
  margin-bottom: 0.75rem;
}

.admin-module-head h2 {
  margin: 0;
  font-size: 1.15rem;
}

.admin-aulas-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.admin-aulas-actions form {
  display: inline;
}

tr.is-unpublished td {
  opacity: 0.72;
}

.admin-lesson-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
  gap: 2rem;
  align-items: start;
}

.admin-lesson-meta {
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: 0.85rem;
}

.admin-lesson-form select,
.admin-upload-form select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.25);
  color: inherit;
  padding: 0.7rem 0.85rem;
  font: inherit;
}

.admin-check {
  display: flex !important;
  align-items: center;
  gap: 0.55rem;
}

.admin-check input {
  width: auto;
}

.admin-lesson-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.admin-lesson-aside h2,
.admin-lesson-aside h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.admin-lesson-aside h3 {
  margin-top: 1.5rem;
}

.admin-media-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.admin-media-list li {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 0.9rem;
}

.admin-media-hint {
  margin: 0.85rem 0 0.4rem;
}

.admin-lesson-preview {
  max-height: 28rem;
  overflow: auto;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.2);
}

#lesson-body {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9rem;
  line-height: 1.45;
}

@media (max-width: 960px) {
  .admin-lesson-grid {
    grid-template-columns: 1fr;
  }

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

.auth-page {
  min-height: calc(100svh - 64px);
  display: grid;
  align-items: center;
  padding: 3rem 0;
}

.auth-wrap {
  width: min(460px, calc(100% - 2.5rem));
}

.auth-card {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background: rgba(18, 28, 24, 0.82);
  padding: clamp(1.4rem, 4vw, 2rem);
  box-shadow: var(--shadow-glow);
}

.auth-card h1 {
  font-family: var(--display);
  margin: 0 0 0.5rem;
  letter-spacing: -0.03em;
}

.auth-lead {
  color: var(--muted);
  margin: 0 0 1.25rem;
}

.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem;
  margin: 0 0 1.25rem;
  padding: 0.3rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--line);
}

.auth-tab {
  text-align: center;
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.55rem 0.75rem;
  border-radius: 999px;
}

.auth-tab.is-active {
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: #04140d;
}

.auth-form {
  display: grid;
  gap: 1rem;
}

.auth-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.auth-form input,
.auth-form textarea {
  font: inherit;
  color: var(--text);
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.85rem;
  width: 100%;
}

.auth-form textarea {
  resize: vertical;
  min-height: 8rem;
}

.auth-form input:focus,
.auth-form textarea:focus {
  outline: 2px solid rgba(61, 207, 142, 0.35);
  border-color: rgba(61, 207, 142, 0.45);
}

.auth-form .btn {
  width: 100%;
  margin-top: 0.25rem;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.course-grid-landing {
  gap: 1.5rem;
}

.course-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(22, 34, 28, 0.92), rgba(14, 22, 18, 0.92));
  padding: 1.35rem 1.25rem 1.25rem;
  display: grid;
  gap: 0.65rem;
  align-content: start;
  box-shadow: var(--shadow);
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.course-card-visual {
  padding: 0;
  overflow: hidden;
  gap: 0;
}

.course-card-visual:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 0 1px rgba(var(--tone-rgb, 61, 207, 142), 0.28), 0 22px 60px rgba(var(--tone-rgb, 61, 207, 142), 0.24);
}

.course-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #070b09;
  display: block;
  color: inherit;
  text-decoration: none;
}

a.course-card-media:focus-visible {
  outline: 2px solid rgba(61, 207, 142, 0.55);
  outline-offset: 2px;
}

.course-card-title-link {
  color: inherit;
  text-decoration: none;
}

.course-card-title-link:hover,
.course-card-title-link:focus-visible {
  color: var(--tone, var(--accent));
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.course-card-title-link:focus-visible {
  outline: 2px solid rgba(var(--tone-rgb, 61, 207, 142), 0.45);
  outline-offset: 3px;
  border-radius: 4px;
}

.course-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
  display: block;
  transform: scale(1.03);
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1), filter 0.45s ease;
  filter: saturate(1.05) contrast(1.04);
}

.course-card-visual:hover .course-card-media img {
  transform: scale(1.09);
  filter: saturate(1.12) contrast(1.06);
}

.course-card-sheen {
  position: absolute;
  inset: -40% -20%;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.16) 48%, transparent 62%);
  transform: translateX(-60%) rotate(8deg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease, transform 0.8s ease;
  z-index: 2;
}

.course-card-visual:hover .course-card-sheen {
  opacity: 1;
  transform: translateX(55%) rotate(8deg);
}

.course-card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 35%, rgba(8, 12, 10, 0.92) 100%),
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(255, 255, 255, 0.08), transparent 60%);
  pointer-events: none;
  z-index: 1;
}

.course-card-body {
  display: grid;
  gap: 0.55rem;
  padding: 1.15rem 1.2rem 1.25rem;
}

.course-card h2,
.course-card h3 {
  margin: 0;
  font-family: var(--display);
  letter-spacing: -0.03em;
}

.course-card > p,
.course-tagline {
  margin: 0;
  color: var(--muted);
}

.course-level {
  margin: 0;
  color: var(--tone, var(--accent));
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Accent tokens: configure per course via Courses::$accent → .accent-* */
.course-card-visual,
.course-sales,
.path-chip {
  --tone: var(--accent);
  --tone-rgb: 61, 207, 142;
  --tone-btn-from: #5ee0a0;
  --tone-btn-to: #1f7a52;
  --tone-ink: #04150e;
}

.accent-green {
  --tone: var(--accent);
  --tone-rgb: 61, 207, 142;
  --tone-btn-from: #5ee0a0;
  --tone-btn-to: #1f7a52;
  --tone-ink: #04150e;
}

.accent-violet {
  --tone: var(--violet);
  --tone-rgb: 150, 120, 255;
  --tone-btn-from: #b7a6ff;
  --tone-btn-to: #6a5acd;
  --tone-ink: #120f22;
}

.accent-amber {
  --tone: var(--amber);
  --tone-rgb: 230, 179, 92;
  --tone-btn-from: #f0c57a;
  --tone-btn-to: #b8873a;
  --tone-ink: #1a1206;
}

.accent-teal {
  --tone: var(--teal);
  --tone-rgb: 45, 212, 191;
  --tone-btn-from: #5eead4;
  --tone-btn-to: #0f766e;
  --tone-ink: #042f2e;
}

.accent-sky {
  --tone: var(--sky);
  --tone-rgb: 56, 189, 248;
  --tone-btn-from: #7dd3fc;
  --tone-btn-to: #0369a1;
  --tone-ink: #082f49;
}

.accent-rose {
  --tone: var(--rose);
  --tone-rgb: 251, 113, 133;
  --tone-btn-from: #fda4af;
  --tone-btn-to: #be123c;
  --tone-ink: #4c0519;
}

.course-card-visual {
  border-color: rgba(var(--tone-rgb), 0.34);
}

.course-card-visual .progress-fill,
.course-card-visual .btn-primary {
  background: linear-gradient(135deg, var(--tone-btn-from), var(--tone-btn-to));
  color: var(--tone-ink);
}

.course-card.is-soon {
  opacity: 0.78;
}

.course-card-media.is-placeholder {
  background:
    radial-gradient(ellipse 70% 60% at 30% 20%, rgba(61, 207, 142, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 50% at 80% 70%, rgba(230, 179, 92, 0.14), transparent 50%),
    linear-gradient(160deg, #121a16, #0a100e 70%);
}

.course-price-badge.is-soon-badge {
  color: rgba(200, 210, 205, 0.92);
  border: 1px dashed rgba(160, 180, 170, 0.45);
  background: rgba(255, 255, 255, 0.04);
}

.enroll-form {
  display: inline-flex;
}

.course-hint {
  margin: 0.55rem 0 0;
  font-size: 0.85rem;
}

.course-actions {
  margin-top: 0.35rem;
}

.progress-panel.compact {
  margin-top: 0.35rem;
}

.landing-courses-head h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  letter-spacing: -0.03em;
}

.landing-path {
  text-align: center;
  padding-top: 1rem;
}

.landing-path h2 {
  font-family: var(--display);
  letter-spacing: -0.03em;
}

.path-line {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.65rem;
  margin: 1.25rem 0;
  font-weight: 600;
}

.path-chip {
  display: inline-flex;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(var(--tone-rgb, 61, 207, 142), 0.4);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  color: var(--tone, var(--accent));
}

.path-chip.now {
  box-shadow: 0 0 0 1px rgba(var(--tone-rgb, 61, 207, 142), 0.28), 0 8px 24px rgba(0, 0, 0, 0.2);
}

.path-line .arrow {
  color: var(--muted);
}

.admin-table-wrap {
  overflow-x: auto;
}

.admin-course-cell {
  display: grid;
  gap: 0.5rem;
  min-width: 9rem;
}

.admin-grant-form .btn {
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
}

.lesson-body .callout,
.prose .callout {
  margin: 1.25rem 0;
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--accent);
  background: rgba(61, 207, 142, 0.08);
}

.lesson-body .callout.warn,
.prose .callout.warn {
  border-left-color: var(--warn);
  background: rgba(230, 179, 92, 0.1);
}

.lesson-body .practice,
.prose .practice {
  margin: 1.25rem 0;
  padding: 1rem;
  border: 1px dashed var(--line);
  border-radius: 12px;
}

@media (max-width: 960px) {
  .course-grid {
    grid-template-columns: 1fr;
  }
}

.hero {
  position: relative;
  min-height: calc(100svh - 64px);
  display: grid;
  align-items: end;
  justify-items: center;
  padding: 4rem 1.25rem 4.75rem;
  overflow: hidden;
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: #0b1210;
  background-image:
    radial-gradient(900px 520px at 18% 10%, rgba(61, 207, 142, 0.22), transparent 58%),
    radial-gradient(700px 480px at 88% 20%, rgba(230, 179, 92, 0.12), transparent 55%),
    radial-gradient(600px 400px at 50% 100%, rgba(61, 207, 142, 0.08), transparent 60%),
    linear-gradient(165deg, #0d1814 0%, #0b1210 45%, #0a100e 100%);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  animation: heroPulse 16s ease-in-out infinite;
  transform-origin: center center;
  filter: none;
}

.hero-bg.hero-bg-brand {
  background-image: url('../img/hero-cursos-mercado.png');
  background-position: 62% 42%;
  background-size: cover;
  filter: saturate(1.04) contrast(1.06) brightness(0.92);
  animation: heroDrift 22s ease-in-out infinite;
}

.hero-brand .hero-bg::before {
  background:
    linear-gradient(180deg, rgba(11, 18, 16, 0.38) 0%, rgba(11, 18, 16, 0.16) 32%, rgba(11, 18, 16, 0.62) 68%, rgba(11, 18, 16, 0.94) 100%),
    radial-gradient(ellipse 80% 50% at 50% 100%, rgba(11, 18, 16, 0.88), transparent 70%),
    linear-gradient(0deg, rgba(31, 122, 82, 0.14), transparent 42%);
}

.about-panel.about-instructor {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1.75rem;
  align-items: center;
}

.about-photo-wrap {
  width: 7.5rem;
  height: 7.5rem;
  flex-shrink: 0;
  border-radius: 50%;
  overflow: hidden;
  background: transparent;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.about-photo {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center;
  border-radius: 50%;
  background: transparent;
  /* Crop baked-in black square corners of the circular composite JPG */
  transform: scale(1.14);
}

@keyframes heroDrift {
  0%, 100% { transform: scale(1) translate3d(0, 0, 0); }
  50% { transform: scale(1.03) translate3d(-1.2%, 0.6%, 0); }
}

.hero-glow {
  position: absolute;
  inset: auto 10% -10% 10%;
  height: 40%;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(61, 207, 142, 0.28), transparent 70%);
  filter: blur(20px);
  animation: glowPulse 7s ease-in-out infinite;
}

.hero.hero-landing {
  min-height: min(88svh, 860px);
}

.hero.hero-landing.hero-compact {
  min-height: auto;
  padding-block: 2.5rem 1.5rem;
}

.hero.hero-compact .hero-inner {
  padding-block: 0;
}

.hero.hero-compact h2 {
  margin: 0.35rem 0 0.5rem;
  font-family: var(--display);
  font-size: clamp(1.45rem, 3vw, 2rem);
  letter-spacing: -0.03em;
}

.landing-continue {
  padding-top: clamp(2rem, 5vw, 3.25rem);
  padding-bottom: 0.5rem;
}

.landing-continue-head h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.75rem, 4vw, 2.4rem);
  letter-spacing: -0.03em;
}

.continue-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

@media (min-width: 720px) {
  .continue-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

.continue-card {
  --tone: var(--accent);
  --tone-rgb: 61, 207, 142;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  border-radius: 1rem;
  border: 1px solid rgba(var(--tone-rgb), 0.28);
  background:
    linear-gradient(145deg, rgba(var(--tone-rgb), 0.12), transparent 55%),
    rgba(255, 255, 255, 0.03);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
}

.continue-card.accent-teal { --tone: #3dcfb8; --tone-rgb: 61, 207, 184; }
.continue-card.accent-sky { --tone: #5eb8e8; --tone-rgb: 94, 184, 232; }
.continue-card.accent-rose { --tone: #e88a9a; --tone-rgb: 232, 138, 154; }
.continue-card.accent-violet { --tone: #a78bfa; --tone-rgb: 167, 139, 250; }
.continue-card.accent-amber { --tone: #e6b35c; --tone-rgb: 230, 179, 92; }
.continue-card.accent-green { --tone: #3dcf8e; --tone-rgb: 61, 207, 142; }

.continue-card-copy {
  flex: 1 1 12rem;
  min-width: 0;
}

.continue-card h2 {
  margin: 0.15rem 0 0.75rem;
  font-family: var(--display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.continue-card .progress-panel.compact {
  max-width: 16rem;
}

#lesson-next.is-pulse-next {
  animation: nextPulse 0.45s ease-out;
  box-shadow: 0 0 0 2px rgba(61, 207, 142, 0.45), 0 8px 24px rgba(0, 0, 0, 0.25);
}

@keyframes nextPulse {
  0% { transform: scale(1); }
  40% { transform: scale(1.04); }
  100% { transform: scale(1); }
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(11, 18, 16, 0.42) 0%, rgba(11, 18, 16, 0.18) 26%, rgba(11, 18, 16, 0.58) 62%, rgba(11, 18, 16, 0.96) 100%),
    radial-gradient(ellipse 70% 55% at 50% 78%, rgba(11, 18, 16, 0.8), transparent 70%),
    linear-gradient(0deg, rgba(31, 122, 82, 0.18), rgba(11, 18, 16, 0.12));
}

@keyframes heroPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.045); }
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 0.9; transform: scale(1.08); }
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(42rem, 100%);
  margin-inline: auto;
  padding-block: 0.5rem 0.25rem;
  text-shadow: 0 2px 24px rgba(11, 18, 16, 0.55);
}

.hero-brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  margin: 0 auto 1.5rem;
  text-align: left;
}

.hero-logo {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.9rem;
  box-shadow: 0 0 0 1px rgba(61, 207, 142, 0.28), 0 16px 40px rgba(0, 0, 0, 0.35);
}

.hero-eyebrow {
  margin: 0 0 0.15rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-brand-line {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: #b7c9bf;
}

.brand-hero {
  font-family: var(--display);
  font-size: clamp(2.4rem, 6.5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.95;
  margin: 0;
  color: var(--text);
  background: none;
  -webkit-background-clip: unset;
  background-clip: unset;
  filter: none;
}

.hero h1 {
  font-family: var(--display);
  font-size: clamp(2rem, 5.5vw, 3.15rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.12;
  margin: 0 0 0.95rem;
  color: var(--text);
}

.hero h1 code {
  font-family: var(--mono);
  font-size: 0.92em;
  color: var(--accent);
  background: rgba(61, 207, 142, 0.12);
  padding: 0.1em 0.35em;
  border-radius: 6px;
}

.hero-lead {
  margin: 0 auto 1.85rem;
  font-size: clamp(1rem, 2.2vw, 1.12rem);
  line-height: 1.55;
  color: #b7c9bf;
  max-width: 40ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.hero-scroll {
  margin: 2.25rem 0 0;
  display: flex;
  justify-content: center;
}

.hero-scroll span {
  width: 22px;
  height: 34px;
  border: 1.5px solid rgba(232, 240, 235, 0.28);
  border-radius: 999px;
  position: relative;
}

.hero-scroll span::after {
  content: "";
  position: absolute;
  top: 7px;
  left: 50%;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  border-radius: 999px;
  background: var(--accent);
  animation: scrollDot 1.6s ease-in-out infinite;
}

@keyframes scrollDot {
  0% { opacity: 0; transform: translateY(0); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translateY(12px); }
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.15rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.25s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, #5fe0a4, var(--accent-dim));
  color: #04140d;
  box-shadow: 0 10px 28px rgba(31, 122, 82, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 14px 34px rgba(61, 207, 142, 0.35);
}

.btn-glow {
  animation: btnGlow 3.2s ease-in-out infinite;
}

@keyframes btnGlow {
  0%, 100% { box-shadow: 0 10px 28px rgba(31, 122, 82, 0.28); }
  50% { box-shadow: 0 14px 40px rgba(61, 207, 142, 0.45); }
}

.btn-ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.btn-glass {
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(232, 240, 235, 0.18);
}

.section {
  padding: 2.5rem 0 4rem;
}

.page-head {
  margin-bottom: 2.5rem;
  animation: rise 0.6s ease both;
}

.page-head h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.03em;
}

.lede {
  color: var(--muted);
  max-width: 42ch;
}

.module-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.module-block {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 28, 24, 0.72);
  padding: 1.25rem 1.35rem 1.1rem;
  animation: rise 0.55s ease both;
}

.module-head {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 0.85rem;
}

.module-head h2 {
  margin: 0;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.module-num {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.95rem;
  min-width: 2.2rem;
}

.lesson-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.25rem;
}

.lesson-list a {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  text-decoration: none;
  color: var(--text);
}

.lesson-list a:hover {
  background: rgba(61, 207, 142, 0.08);
}

.lesson-id {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 0.85rem;
}

.muted {
  color: var(--muted);
}

.path-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.95rem;
}

.path-line .now {
  color: var(--accent);
  font-weight: 600;
}

.path-line .arrow {
  color: var(--muted);
}

.lesson-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  gap: 2rem;
  align-items: start;
}

.lesson-aside {
  position: sticky;
  top: 88px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 28, 24, 0.8);
  padding: 1rem 1rem 1.1rem;
}

.lesson-aside .back {
  display: inline-block;
  margin-bottom: 0.85rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
}

.lesson-aside .back:hover {
  color: var(--accent);
}

.aside-module {
  margin: 0 0 0.85rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.aside-lessons {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.2rem;
  max-height: min(60vh, 520px);
  overflow: auto;
}

.aside-lessons a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.45rem 0.5rem;
  border-radius: 8px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.84rem;
  line-height: 1.35;
}

.aside-lessons li.is-active a,
.aside-lessons a:hover {
  color: var(--text);
  background: rgba(61, 207, 142, 0.1);
}

.lesson-content {
  min-width: 0;
  animation: rise 0.5s ease both;
}

.prose {
  font-size: 1.02rem;
}

.prose h1,
.prose h2,
.prose h3 {
  font-family: var(--display);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.prose h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-top: 0;
}

.prose h2 {
  margin-top: 2rem;
  font-size: 1.35rem;
}

.prose h3 {
  margin-top: 1.4rem;
  font-size: 1.1rem;
}

.prose a {
  color: var(--accent);
}

.prose code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: rgba(0, 0, 0, 0.35);
  padding: 0.12em 0.35em;
  border-radius: 6px;
}

.prose pre {
  position: relative;
  overflow-x: auto;
  padding: 1rem 1.1rem;
  padding-top: 2.6rem;
  border-radius: 12px;
  background: #07100d;
  border: 1px solid var(--line);
}

.prose pre code {
  background: none;
  padding: 0;
  font-size: 0.86rem;
}

.code-block {
  position: relative;
}

.copy-code-btn {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  border: 1px solid rgba(232, 240, 235, 0.16);
  background: rgba(11, 18, 16, 0.88);
  color: var(--muted);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
}

.copy-code-btn:hover {
  color: var(--text);
  border-color: rgba(61, 207, 142, 0.45);
}

.copy-code-btn.is-copied {
  color: var(--accent);
  border-color: rgba(61, 207, 142, 0.55);
}

.copy-code-btn svg {
  display: block;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  overflow-x: auto;
  display: block;
}

.prose th,
.prose td {
  border: 1px solid var(--line);
  padding: 0.55rem 0.65rem;
  text-align: left;
}

.prose th {
  background: rgba(61, 207, 142, 0.08);
}

.prose ul,
.prose ol {
  padding-left: 1.2rem;
}

.prose li {
  margin: 0.35rem 0;
}

.prose blockquote {
  margin: 1.25rem 0;
  padding: 0.75rem 1rem;
  border-left: 3px solid var(--accent);
  background: rgba(61, 207, 142, 0.06);
  color: var(--muted);
}

.lesson-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 3rem 0 2rem;
  margin-top: auto;
  background:
    linear-gradient(180deg, rgba(18, 28, 24, 0.35), rgba(8, 12, 10, 0.85)),
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(61, 207, 142, 0.08), transparent 70%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: 2rem 1.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.footer-brand p {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 34ch;
}

.footer-company {
  margin-top: 1.1rem !important;
  color: var(--text) !important;
  line-height: 1.5;
}

.footer-author a {
  color: var(--accent);
  text-decoration: none;
}

.footer-author a:hover {
  text-decoration: underline;
}

.footer-logo {
  margin-bottom: 0.35rem;
}

.footer-col h3 {
  margin: 0 0 0.85rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #c5d8cc;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.footer-col a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}

.footer-col a:hover {
  color: var(--text);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.25rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.footer-bottom p {
  margin: 0;
}

.aside-downloads {
  margin: 0.35rem 0 0.85rem;
}

.aside-downloads a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
}

.aside-downloads a:hover {
  text-decoration: underline;
}

.landing-trust {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(18, 28, 24, 0.65);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.trust-item {
  display: grid;
  gap: 0.25rem;
  padding: 0.35rem 0.5rem;
}

.trust-item strong {
  font-size: 1rem;
}

.trust-item span {
  color: var(--muted);
  font-size: 0.86rem;
}

.how-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.15rem;
}

.how-step {
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(22, 34, 28, 0.85), rgba(12, 18, 15, 0.9));
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.how-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.how-num {
  display: inline-block;
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.85rem;
  margin-bottom: 0.65rem;
}

.how-step h3 {
  margin: 0 0 0.5rem;
  font-family: var(--display);
  letter-spacing: -0.02em;
}

.how-step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.landing-about {
  padding-bottom: 4.5rem;
}

.about-panel {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: end;
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    radial-gradient(ellipse 50% 80% at 0% 50%, rgba(61, 207, 142, 0.12), transparent 60%),
    rgba(18, 28, 24, 0.75);
  box-shadow: var(--shadow);
}

.about-panel h2 {
  margin: 0 0 0.65rem;
  font-family: var(--display);
  letter-spacing: -0.03em;
}

.about-panel p {
  margin: 0 0 0.65rem;
  max-width: 52ch;
}

.about-panel a {
  color: var(--accent);
}

.about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.landing-magnet-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 1.25rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    radial-gradient(ellipse 80% 120% at 0% 0%, rgba(61, 207, 142, 0.12), transparent 60%),
    rgba(18, 28, 24, 0.78);
  box-shadow: var(--shadow);
}

.landing-magnet-copy h2 {
  margin: 0.3rem 0 0.7rem;
}

.landing-magnet-copy .lede {
  margin-bottom: 0.65rem;
  max-width: 48ch;
}

.landing-magnet-form {
  align-content: start;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.2fr);
  gap: 1.25rem;
}

.contact-card {
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(18, 28, 24, 0.78);
  box-shadow: var(--shadow);
}

.contact-card h2 {
  margin-top: 0;
  font-family: var(--display);
}

.contact-card a {
  color: var(--accent);
}

.auth-check {
  display: flex !important;
  flex-direction: row !important;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.auth-check input {
  width: auto !important;
  margin-top: 0.2rem;
}

.auth-check a {
  color: var(--accent);
}

.legal-page .page-head {
  margin-bottom: 1.5rem;
}

.legal-prose h2 {
  margin-top: 1.75rem;
}

.legal-back {
  margin-top: 2.5rem;
}

.legal-back a {
  color: var(--accent);
  text-decoration: none;
}

.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  padding: 1rem 0 calc(1rem + env(safe-area-inset-bottom));
  background: rgba(10, 16, 14, 0.92);
  border-top: 1px solid var(--line);
  backdrop-filter: blur(14px);
  box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.35);
}

.cookie-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.cookie-inner p {
  margin: 0;
  color: #c5d8cc;
  font-size: 0.92rem;
  max-width: 62ch;
}

.cookie-inner a {
  color: var(--accent);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible,
.js .hero .reveal {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  .footer-grid,
  .trust-strip,
  .how-grid,
  .contact-grid,
  .landing-magnet-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .hero {
    padding: 3.5rem 0 3.25rem;
  }

  .hero-bg {
    background-position: center center;
  }

  .hero-bg.hero-bg-brand {
    background-position: 58% 38%;
  }

  .hero-bg::before {
    background:
      linear-gradient(180deg, rgba(11, 18, 16, 0.35) 0%, rgba(11, 18, 16, 0.2) 40%, rgba(11, 18, 16, 0.88) 100%),
      radial-gradient(ellipse 90% 50% at 50% 100%, rgba(11, 18, 16, 0.85), transparent 72%);
  }

  .hero-brand .hero-bg::before {
    background:
      linear-gradient(180deg, rgba(11, 18, 16, 0.4) 0%, rgba(11, 18, 16, 0.22) 34%, rgba(11, 18, 16, 0.86) 100%),
      radial-gradient(ellipse 90% 50% at 50% 100%, rgba(11, 18, 16, 0.88), transparent 72%),
      linear-gradient(0deg, rgba(31, 122, 82, 0.12), transparent);
  }

  .hero-inner {
    width: min(36rem, 100%);
  }

  .hero-lead {
    max-width: 36ch;
  }

  .about-panel.about-instructor {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .about-photo-wrap {
    width: 6.5rem;
    height: 6.5rem;
  }

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

  .lesson-aside {
    position: static;
  }

  .aside-lessons {
    max-height: 220px;
  }
}

@media (max-width: 920px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-panel {
    display: none;
    position: absolute;
    top: calc(100% + 0.35rem);
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    padding: 0.85rem;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: rgba(18, 28, 24, 0.98);
    backdrop-filter: blur(16px) saturate(1.2);
    box-shadow: var(--shadow);
    z-index: 50;
  }

  .nav-panel.is-open {
    display: flex;
  }

  .nav-primary {
    flex-direction: column;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 0.2rem;
  }

  .nav-primary > a,
  .nav-summary {
    width: 100%;
    border-radius: 10px;
  }

  .nav-dropdown {
    width: 100%;
  }

  .nav-submenu {
    position: static;
    margin-top: 0.25rem;
    box-shadow: none;
    background: rgba(11, 18, 16, 0.55);
  }

  .nav-account {
    margin-left: 0;
    padding-left: 0;
    padding-top: 0.65rem;
    border-left: 0;
    border-top: 1px solid var(--line);
    width: 100%;
  }

  .nav-user-menu,
  .nav-user-summary {
    width: 100%;
  }

  .nav-user-summary {
    max-width: none;
    justify-content: flex-start;
  }

  .nav-user-name {
    max-width: none;
  }

  .nav-submenu-end {
    left: 0;
    right: 0;
  }

  .btn-nav-login {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 560px) {
  .brand-text {
    font-size: 1rem;
  }

  .hero h1 {
    font-size: clamp(1.75rem, 9vw, 2.4rem);
  }

  .hero-lead {
    max-width: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* —— Commerce / checkout —— */
.course-price-badge {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.course-price-badge.is-free {
  color: var(--accent);
}

.course-price-badge.is-paid {
  color: #e6b35c;
}

.checkout-section .page-head {
  margin-bottom: 1.5rem;
}

.checkout-summary {
  display: grid;
  gap: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 28, 24, 0.78);
  padding: 1.35rem 1.3rem;
  margin-bottom: 1.25rem;
}

@media (min-width: 640px) {
  .checkout-summary {
    grid-template-columns: 1fr auto;
    align-items: end;
  }
}

.checkout-summary-main h2 {
  margin: 0.2rem 0 0.4rem;
  font-family: var(--display);
  letter-spacing: -0.03em;
}

.checkout-price-block {
  text-align: left;
}

@media (min-width: 640px) {
  .checkout-price-block {
    text-align: right;
  }
}

.checkout-price-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.checkout-price {
  margin: 0.15rem 0;
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.03em;
}

.checkout-includes {
  margin: 0 0 1.25rem;
}

.checkout-includes h3 {
  margin: 0 0 0.55rem;
  font-size: 1rem;
}

.checkout-includes ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  display: grid;
  gap: 0.35rem;
}

.checkout-seller {
  margin: 0 0 1.25rem;
}

.checkout-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.75rem;
}

.checkout-note {
  margin: 0;
  font-size: 0.88rem;
  max-width: 48ch;
}

.admin-commerce-list {
  display: grid;
  gap: 1.25rem;
}

.admin-commerce-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 28, 24, 0.78);
  padding: 1.25rem 1.3rem;
  display: grid;
  gap: 0.85rem;
}

.admin-commerce-card h2 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.25rem;
}

.mp-mode-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 0.85rem;
  margin: 0 0 1.15rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  font-size: 0.95rem;
  line-height: 1.45;
}

.mp-mode-banner--test {
  border-color: rgba(220, 80, 80, 0.45);
  background: rgba(120, 28, 28, 0.35);
}

.mp-mode-banner--live {
  border-color: rgba(61, 207, 142, 0.35);
  background: rgba(18, 48, 36, 0.45);
}

.mp-mode-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  gap: 0.55rem;
}

.mp-mode-fieldset legend {
  padding: 0;
  font-weight: 600;
  color: var(--text);
}

.mp-cred-section {
  display: grid;
  gap: 0.75rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.mp-cred-section.is-active {
  padding: 0.9rem 1rem;
  border: 1px solid rgba(61, 207, 142, 0.28);
  border-radius: 12px;
  background: rgba(61, 207, 142, 0.06);
}

.mp-mask-hint {
  margin: -0.35rem 0 0;
  font-size: 0.82rem;
}

.admin-commerce-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.admin-commerce-head-meta {
  display: grid;
  justify-items: end;
  gap: 0.45rem;
}

.admin-commerce-card label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.admin-commerce-card input[type="text"],
.admin-commerce-card input[type="password"] {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  font: inherit;
}

.admin-choice-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  gap: 0.55rem;
}

.admin-choice-fieldset legend {
  padding: 0;
  margin: 0 0 0.15rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
}

.admin-choice-grid {
  display: grid;
  gap: 0.65rem;
}

@media (min-width: 520px) {
  .admin-choice-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.admin-choice-card {
  position: relative;
  display: grid;
  margin: 0;
  cursor: pointer;
  color: var(--text) !important;
  font-size: inherit !important;
}

.admin-choice-card input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.admin-choice-card-body {
  display: grid;
  gap: 0.2rem;
  padding: 0.85rem 0.95rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.22);
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.admin-choice-card-title {
  font-weight: 650;
  font-size: 0.95rem;
  color: var(--text);
}

.admin-choice-card-desc {
  font-size: 0.8rem;
  line-height: 1.35;
  color: var(--muted);
}

.admin-choice-card:hover .admin-choice-card-body {
  border-color: rgba(61, 207, 142, 0.35);
}

.admin-choice-card:has(input:checked) .admin-choice-card-body,
.admin-choice-card:has(input:focus-visible) .admin-choice-card-body {
  border-color: rgba(61, 207, 142, 0.55);
  background: rgba(61, 207, 142, 0.1);
  box-shadow: inset 0 0 0 1px rgba(61, 207, 142, 0.2);
}

.admin-choice-card:has(input:checked) .admin-choice-card-title {
  color: var(--accent);
}

.admin-choice-card--toggle .admin-choice-card-body {
  padding: 0.75rem 0.9rem;
}

.form-grid {
  display: grid;
  gap: 0.85rem;
}

.form-grid--price {
  grid-template-columns: 1fr;
}

@media (min-width: 520px) {
  .form-grid {
    grid-template-columns: 1fr 7rem;
  }

  .form-grid--price {
    grid-template-columns: 1fr 7rem;
  }
}

.form-checks,
.check-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

.check-row {
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
  font-size: 0.92rem;
}

.support-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.support-item a {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.support-item a:hover {
  border-color: rgba(61, 207, 142, 0.35);
  transform: translateY(-1px);
}

.support-id {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
}

.support-subject {
  font-weight: 600;
}

.support-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  align-items: center;
  font-size: 0.85rem;
}

.support-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(61, 207, 142, 0.12);
  color: var(--accent);
}

.status-closed .support-badge {
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.status-answered .support-badge {
  background: rgba(230, 179, 92, 0.15);
  color: var(--warn);
}

.support-thread {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.support-msg {
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.support-msg.is-staff {
  border-color: rgba(61, 207, 142, 0.28);
  background: rgba(61, 207, 142, 0.06);
}

.support-msg-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.75rem;
  align-items: baseline;
  margin-bottom: 0.45rem;
  font-size: 0.9rem;
}

.support-msg-meta time {
  color: var(--muted);
  font-size: 0.82rem;
}

.support-role {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.support-msg-body {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.55;
}

.support-form select,
.support-status-form select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.25);
  color: inherit;
  padding: 0.7rem 0.85rem;
  font: inherit;
}

.support-ticket-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: center;
}

.support-status-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.support-status-form label {
  display: grid;
  gap: 0.35rem;
  min-width: 10rem;
}

.support-close-form {
  margin-top: 0.85rem;
}

.profile-edit-grid {
  display: grid;
  grid-template-columns: minmax(0, 16rem) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
  margin-bottom: 1.25rem;
}

.profile-email-card {
  margin-bottom: 2rem;
  max-width: none;
}

.profile-email-card h2 {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.profile-email-card .form-grid-2 {
  margin: 1rem 0 1.1rem;
}

.profile-avatar-lg,
.profile-avatar-xl {
  display: block;
  border-radius: 999px;
  object-fit: cover;
  border: 2px solid rgba(61, 207, 142, 0.35);
  background: #121c18;
}

.profile-avatar-lg {
  width: 8rem;
  height: 8rem;
  margin: 0 auto 1rem;
}

.profile-avatar-xl {
  width: 7.5rem;
  height: 7.5rem;
}

.profile-avatar-form .btn {
  position: relative;
  overflow: hidden;
  width: 100%;
}

.profile-avatar-form input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.input-prefix {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
  word-break: break-all;
}

.form-grid-2 {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 720px) {
  .form-grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.profile-courses-preview {
  margin-top: 1.5rem;
}

.profile-courses-preview h2 {
  font-family: var(--display);
  margin: 0 0 1rem;
}

.profile-course-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.profile-course-item {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: center;
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
}

.profile-course-item > div:first-child {
  display: grid;
  gap: 0.15rem;
}

.profile-course-progress {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

.profile-public-head {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.profile-public-head h1 {
  margin: 0.25rem 0;
  font-family: var(--display);
  letter-spacing: -0.03em;
}

.profile-headline {
  margin: 0.25rem 0;
  color: #c5d8cc;
  font-size: 1.05rem;
}

.profile-bio {
  margin-bottom: 1.25rem;
}

.profile-socials {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 0 0 1.75rem;
  padding: 0;
}

.profile-socials a {
  display: inline-flex;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  color: var(--accent);
  font-size: 0.9rem;
}

.profile-socials a:hover {
  border-color: rgba(61, 207, 142, 0.4);
}

@media (max-width: 860px) {
  .profile-edit-grid {
    grid-template-columns: 1fr;
  }
}

/* Admin webhooks */
.admin-webhook-filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.85rem 1rem;
  align-items: end;
}

.admin-webhook-filters label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.admin-webhook-filter-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.webhook-badge--ok {
  background: rgba(61, 207, 142, 0.16);
  color: var(--accent);
}

.webhook-badge--bad {
  background: rgba(232, 93, 93, 0.16);
  color: #f0a0a0;
}

.webhook-badge--muted {
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.admin-webhook-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem 1.25rem;
  margin: 0;
}

.admin-webhook-meta dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 0 0 0.2rem;
}

.admin-webhook-meta dd {
  margin: 0;
  word-break: break-word;
}

.admin-webhook-pre {
  margin: 0;
  padding: 0.85rem 1rem;
  overflow: auto;
  max-height: 28rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.45;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--line);
  border-radius: 8px;
  white-space: pre-wrap;
  word-break: break-word;
}

.admin-webhook-break {
  word-break: break-all;
}

/* —— Course sales / presentation landing —— */
.course-sales-hero {
  position: relative;
  isolation: isolate;
  min-height: min(88vh, 720px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.course-sales-hero-photo {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--hero-photo);
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
  transform: scale(1.02);
}

.course-sales-hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(6, 12, 10, 0.72) 0%, rgba(6, 12, 10, 0.82) 45%, rgba(6, 12, 10, 0.94) 100%),
    radial-gradient(ellipse 70% 55% at 50% 35%, rgba(15, 40, 34, 0.35), transparent 70%);
  pointer-events: none;
}

.course-sales-hero:not(.has-photo) .course-sales-hero-overlay {
  background:
    linear-gradient(180deg, rgba(8, 16, 14, 0.2), rgba(8, 16, 14, 0.55)),
    radial-gradient(ellipse 60% 50% at 50% 20%, rgba(45, 212, 191, 0.08), transparent 65%);
}

.course-sales-hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 44rem;
  margin-inline: auto;
  padding-block: clamp(3.5rem, 10vh, 5.5rem) clamp(2.5rem, 6vh, 3.5rem);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.course-sales-hero .hero-eyebrow {
  margin-bottom: 0.75rem;
}

.course-sales-hero .course-sales-brand {
  margin: 0 0 0.65rem;
  font-family: var(--display);
  font-size: clamp(2.6rem, 7vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.02;
  color: var(--tone, var(--accent));
}

.course-sales .hero-eyebrow {
  color: var(--tone, var(--accent));
}

.course-sales-hero h1 {
  max-width: 22ch;
  margin: 0 auto 1rem;
  font-size: clamp(1.45rem, 3.2vw, 2.05rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  text-wrap: balance;
}

.course-sales-hero .hero-lead {
  max-width: 38rem;
  margin: 0 auto 1.5rem;
  text-wrap: pretty;
}

.course-sales-hero .hero-actions {
  justify-content: center;
  width: 100%;
}

.course-sales-price-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem 1.1rem;
  margin: 1.35rem 0 0;
}

.course-sales-promise {
  padding-top: 1.5rem;
  padding-bottom: 0.5rem;
}

.course-sales-promise-text {
  margin: 0;
  padding: 1.25rem 1.35rem;
  border-left: 3px solid var(--tone, var(--accent));
  background: rgba(18, 28, 24, 0.65);
  border-radius: 0 14px 14px 0;
  font-size: 1.08rem;
  color: var(--text);
  text-align: left;
}

.course-sales-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem 2.5rem;
}

.course-sales-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.course-sales-list li {
  position: relative;
  padding: 0.85rem 1rem 0.85rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(18, 28, 24, 0.55);
}

.course-sales-list.is-muted li {
  color: var(--muted);
  background: transparent;
}

.course-sales-builds-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.course-sales-builds-grid li {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(22, 34, 28, 0.85), rgba(12, 18, 15, 0.9));
}

.course-sales-builds-grid p {
  margin: 0.35rem 0 0;
}

.course-sales-modules-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.course-sales-modules-list > li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(18, 28, 24, 0.5);
}

.course-sales-mod-num {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--tone, var(--accent));
  padding-top: 0.2rem;
}

.course-sales-modules-list h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.course-sales-modules-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.course-sales-instructor {
  padding-bottom: 1rem;
}

.course-sales-pricing {
  text-align: center;
}

.course-sales-pricing .page-head {
  margin-bottom: 1.5rem;
}

.course-sales-pricing .page-head h2 {
  margin: 0;
  font-family: var(--display);
  letter-spacing: -0.02em;
}

.course-sales-price-card {
  width: min(26rem, 100%);
  margin-inline: auto;
  padding: 1.75rem 1.5rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, rgba(var(--tone-rgb, 61, 207, 142), 0.14), transparent 55%),
    rgba(18, 28, 24, 0.75);
  box-shadow: var(--shadow);
}

.course-sales-price-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.course-sales-price {
  margin: 0.35rem 0 0.5rem;
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.course-sales-price-card > .muted {
  margin-inline: auto;
  max-width: 28ch;
}

.course-sales-includes {
  width: fit-content;
  max-width: 100%;
  margin: 1.25rem auto;
  padding-left: 1.15rem;
  text-align: left;
  color: var(--muted);
}

.course-sales-includes li {
  margin: 0.35rem 0;
}

.course-sales-cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.course-sales-price-card .checkout-seller {
  margin-top: 1rem;
  font-size: 0.85rem;
}

.course-sales-faq-list {
  display: grid;
  gap: 0.65rem;
}

.course-sales-faq-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(18, 28, 24, 0.55);
  padding: 0.15rem 0.25rem;
}

.course-sales-faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 0.95rem 1.1rem;
  font-weight: 600;
}

.course-sales-faq-item summary::-webkit-details-marker {
  display: none;
}

.course-sales-faq-item p {
  margin: 0;
  padding: 0 1.1rem 1.05rem;
  color: var(--muted);
}

.course-sales-final {
  padding-bottom: 4.5rem;
  text-align: center;
}

.course-sales-final h2 {
  margin: 0 0 0.75rem;
  font-family: var(--display);
  letter-spacing: -0.02em;
}

.course-sales-final .hero-actions {
  justify-content: center;
  margin-top: 1.25rem;
}

@media (max-width: 860px) {
  .course-sales-split,
  .course-sales-builds-grid {
    grid-template-columns: 1fr;
  }

  .course-sales-hero {
    min-height: min(92vh, 680px);
  }

  .course-sales-hero-photo {
    background-position: center 22%;
  }

  .course-sales-hero h1 {
    max-width: none;
  }

  .course-sales-hero .hero-actions .btn {
    width: 100%;
    max-width: 20rem;
  }

  .course-sales-price-card {
    padding: 1.5rem 1.2rem 1.4rem;
  }

  .course-sales-cta-row .btn,
  .course-sales-cta-row .enroll-form,
  .course-sales-cta-row .enroll-form .btn {
    width: 100%;
  }
}


button.btn[aria-busy='true'] {
  opacity: 0.72;
  cursor: wait;
  pointer-events: none;
}

/* Skip link + auth polish */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  border-radius: 10px;
  background: var(--accent);
  color: #04140d;
  font-weight: 700;
  text-decoration: none;
}
.skip-link:focus {
  top: 1rem;
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.auth-eyebrow {
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.auth-page {
  position: relative;
}
.auth-page::before {
  content: "";
  position: absolute;
  inset: 8% 10% auto;
  height: 42%;
  max-width: 36rem;
  margin-inline: auto;
  left: 0;
  right: 0;
  background: radial-gradient(ellipse at center, rgba(61, 207, 142, 0.16), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.auth-wrap {
  position: relative;
  z-index: 1;
}
.auth-card {
  backdrop-filter: blur(10px);
  border-color: rgba(61, 207, 142, 0.18);
}
.auth-forgot {
  margin: -0.35rem 0 0;
  text-align: right;
}
.auth-forgot a {
  color: var(--muted);
  font-size: 0.88rem;
  text-decoration: none;
}
.auth-forgot a:hover {
  color: var(--accent);
}

.flash {
  animation: flash-in 0.35s ease;
}
@keyframes flash-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

/* —— UX polish: portal / grade / checkout / support —— */
.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin: 1rem 0 0;
}

.course-card-visual {
  position: relative;
}

.course-card-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  z-index: 3;
}

.course-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

.grade-head .page-actions {
  margin-bottom: 1.1rem;
}

.grade-progress {
  margin-top: 0.35rem;
}

.module-head-copy {
  flex: 1;
  min-width: 0;
}

.module-head-copy .muted {
  margin: 0.2rem 0 0;
  font-size: 0.88rem;
}

.module-block.is-complete {
  border-color: rgba(61, 207, 142, 0.28);
  background:
    linear-gradient(135deg, rgba(61, 207, 142, 0.07), transparent 42%),
    rgba(18, 28, 24, 0.72);
}

.module-block.is-complete .module-num {
  color: var(--accent);
}

.lesson-list li.is-done a {
  opacity: 0.88;
}

.aside-lessons li.is-done a {
  color: #c5d8cc;
}

.aside-lessons li.is-done:not(.is-active) a::after {
  content: "✓";
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

.aside-lessons li.is-active a {
  border-left: 2px solid var(--accent);
  padding-left: calc(0.55rem - 2px);
}

.checkout-panel,
.support-panel {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background:
    linear-gradient(165deg, rgba(28, 42, 34, 0.55), rgba(14, 22, 18, 0.88)),
    rgba(18, 28, 24, 0.9);
  padding: 1.45rem 1.35rem 1.4rem;
  box-shadow: var(--shadow);
}

.checkout-panel .checkout-summary {
  background: rgba(0, 0, 0, 0.18);
  margin-bottom: 1.15rem;
}

.checkout-includes {
  padding: 0.15rem 0 0.25rem;
}

.checkout-result-badge {
  margin: 0 0 1rem;
}

.checkout-result--ok {
  border-color: rgba(61, 207, 142, 0.35);
  box-shadow: 0 0 0 1px rgba(61, 207, 142, 0.12), var(--shadow);
}

.checkout-result--bad {
  border-color: rgba(251, 113, 133, 0.32);
}

.checkout-result--pending {
  border-color: rgba(230, 179, 92, 0.3);
}

.empty-state {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border: 1px dashed rgba(61, 207, 142, 0.28);
  border-radius: var(--radius);
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(61, 207, 142, 0.1), transparent 70%),
    rgba(18, 28, 24, 0.55);
}

.empty-state-title {
  margin: 0 0 0.45rem;
  font-family: var(--display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.empty-state .muted {
  margin: 0 auto 1.25rem;
  max-width: 36ch;
}

.support-item.status-open a {
  border-color: rgba(61, 207, 142, 0.22);
}

.support-item.status-answered a {
  border-color: rgba(230, 179, 92, 0.28);
}

.support-panel .support-thread {
  margin-bottom: 1.25rem;
}

.support-panel .support-form {
  margin-top: 0.25rem;
}

.support-closed-note {
  margin: 0.5rem 0 0;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
}

.landing-courses-head {
  margin-bottom: 1.5rem;
}

.trust-strip {
  gap: 1rem;
}

@media (prefers-reduced-motion: reduce) {
  .course-card-visual:hover {
    transform: none;
  }
  .course-card-visual:hover .course-card-media img {
    transform: scale(1.03);
  }
  .course-card-visual:hover .course-card-sheen {
    opacity: 0;
    transform: none;
  }
}

.download-item {
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.download-item:hover {
  border-color: rgba(61, 207, 142, 0.32);
  transform: translateY(-1px);
}

.download-item h2 {
  font-family: var(--display);
  letter-spacing: -0.02em;
}

.empty-state--compact {
  padding: 1.5rem 0.5rem;
  border: 0;
  background: transparent;
}

.locked-panel h1 {
  margin: 0.35rem 0 0.55rem;
  font-family: var(--display);
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  letter-spacing: -0.03em;
}

.locked-panel .lede {
  margin-bottom: 0.35rem;
}

.contact-form-panel {
  border-color: rgba(61, 207, 142, 0.18);
}

.profile-course-item {
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.profile-course-item:hover {
  border-color: rgba(var(--tone-rgb, 61, 207, 142), 0.35);
  transform: translateY(-1px);
}

.downloads-section .page-head,
.contact-section .page-head {
  margin-bottom: 1.35rem;
}