:root {
  --bg: #050b0f;
  --bg-2: #071014;
  --ink: #0f1720;
  --muted: #6c7681;
  --line: rgba(15, 23, 32, 0.11);
  --white: #ffffff;
  --surface: #f8faf8;
  --surface-2: #eef3ef;
  --dark-card: #071117;
  --green: #7ed321;
  --green-2: #5caf0a;
  --green-3: #9cff30;
  --cyan: #21d7b5;
  --warning: #ffb12a;
  --shadow: 0 18px 48px rgba(5, 11, 15, 0.16);
  --radius: 8px;
  --container: min(1540px, calc(100% - 56px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--surface);
  line-height: 1.5;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.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;
}

.site-header {
  position: fixed;
  z-index: 20;
  inset: 0 0 auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  padding: 18px 34px;
  color: var(--white);
  background: rgba(5, 11, 15, 0.86);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
  transition:
    padding 0.2s ease,
    background 0.2s ease,
    box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  padding-block: 12px;
  background: rgba(5, 11, 15, 0.96);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.26);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
}

.brand-logo {
  display: block;
  width: auto;
  max-width: min(360px, 34vw);
  height: clamp(58px, 5.3vw, 76px);
  object-fit: contain;
}

.brand strong {
  display: block;
  color: var(--white);
  font-size: 1.43rem;
  line-height: 0.95;
  letter-spacing: 0;
}

.brand strong span {
  color: var(--green);
}

.brand small {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.63rem;
  font-weight: 650;
}

.brand-mark {
  position: relative;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border: 2px solid var(--green);
  border-radius: 50% 50% 44% 56%;
  transform: rotate(-18deg);
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  background: var(--green);
}

.brand-mark::before {
  width: 9px;
  height: 24px;
  left: 14px;
  top: 7px;
  border-radius: 5px;
}

.brand-mark::after {
  width: 25px;
  height: 2px;
  left: 6px;
  top: 18px;
  box-shadow: 0 9px 0 var(--green);
}

.rotor {
  position: absolute;
  width: 9px;
  height: 9px;
  border: 2px solid var(--green);
  border-radius: 50%;
  background: var(--bg);
}

.rotor-one {
  left: -8px;
  top: -4px;
}

.rotor-two {
  right: -8px;
  top: -4px;
}

.rotor-three {
  left: -7px;
  bottom: -5px;
}

.rotor-four {
  right: -7px;
  bottom: -5px;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 1.7vw, 28px);
  min-width: 0;
}

.main-nav a {
  position: relative;
  padding: 10px 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.88rem;
  font-weight: 750;
  white-space: nowrap;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 1px;
  height: 3px;
  transform: scaleX(0);
  transform-origin: center;
  border-radius: 999px;
  background: var(--green);
  transition: transform 0.2s ease;
}

.main-nav a:hover::after,
.main-nav a.is-active::after {
  transform: scaleX(1);
}

.main-nav a.is-active {
  color: var(--green);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.84rem;
  font-weight: 850;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    background 0.2s ease,
    box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.btn-primary {
  color: #071014;
  background: linear-gradient(135deg, var(--green-3), var(--green-2));
  box-shadow: 0 14px 32px rgba(126, 211, 33, 0.24);
}

.btn-primary:hover {
  box-shadow: 0 16px 40px rgba(126, 211, 33, 0.34);
}

.btn-ghost {
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.24);
}

.btn-ghost:hover {
  border-color: rgba(126, 211, 33, 0.6);
}

.btn-search {
  min-width: 104px;
}

.login-link {
  color: rgba(255, 255, 255, 0.86);
  font-weight: 750;
  font-size: 0.86rem;
}

.search-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 34px;
  display: flex;
  width: min(480px, calc(100vw - 48px));
  gap: 10px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(7, 16, 20, 0.98);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.34);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
}

.search-panel.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.search-panel input {
  min-width: 0;
  flex: 1;
  height: 42px;
  padding: 0 14px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  outline: 0;
}

.search-panel input:focus {
  border-color: var(--green);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--white);
}

.hero {
  position: relative;
  min-height: 690px;
  overflow: hidden;
  display: grid;
  align-items: end;
  color: var(--white);
  background: var(--bg);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center right;
}

.hero-overlay {
  background:
    radial-gradient(circle at 76% 20%, rgba(126, 211, 33, 0.12), transparent 24%),
    linear-gradient(90deg, rgba(5, 11, 15, 0.98) 0%, rgba(5, 11, 15, 0.72) 33%, rgba(5, 11, 15, 0.16) 68%),
    linear-gradient(0deg, rgba(5, 11, 15, 0.96) 0%, rgba(5, 11, 15, 0) 26%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1840px, calc(100% - 56px));
  padding: 145px 0 34px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--green-3);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(2.55rem, 4.2vw, 4.85rem);
  line-height: 1;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 620px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(1rem, 1.4vw, 1.25rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 34px;
}

.btn-large {
  min-height: 54px;
  padding: 0 28px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 24px;
  max-width: 880px;
  margin-top: 58px;
}

.metrics article {
  display: grid;
  grid-template-columns: 42px 1fr;
  grid-template-rows: auto auto;
  column-gap: 12px;
  align-items: center;
}

.metric-icon {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 2px solid var(--green);
  border-radius: 12px;
  color: var(--green-3);
  font-size: 0.65rem;
  font-weight: 900;
}

.metrics strong {
  font-size: 1.23rem;
  line-height: 1;
}

.metrics small {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.78rem;
}

.content-section {
  padding: 72px 0 16px;
  background:
    radial-gradient(circle at 15% 0%, rgba(126, 211, 33, 0.1), transparent 20%),
    var(--surface);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}

.section-head.compact {
  margin-bottom: 18px;
}

.section-head h2,
.forum-card h2,
.partners h2,
.cta-card h2 {
  margin: 0;
  color: #0b1117;
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1.1;
  letter-spacing: 0;
}

.section-head h2::after {
  content: "";
  display: block;
  width: 38px;
  height: 3px;
  margin-top: 10px;
  border-radius: 999px;
  background: var(--green);
}

.section-head .section-kicker {
  margin-bottom: 6px;
  color: var(--green-2);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #3b8b04;
  font-weight: 850;
  font-size: 0.9rem;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 18px;
}

.course-card,
.project-card,
.forum-card {
  overflow: hidden;
  border: 1px solid rgba(15, 23, 32, 0.1);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 34px rgba(10, 18, 23, 0.08);
}

.course-card {
  display: grid;
  grid-template-rows: 150px 1fr;
  min-height: 284px;
}

.course-media,
.project-media {
  background-image: url("assets/course-strip.png");
  background-repeat: no-repeat;
  background-size: 500% 100%;
}

.media-course-one {
  background-position: 0 50%;
}

.media-course-two {
  background-position: 25% 50%;
}

.media-course-three {
  background-position: 50% 50%;
}

.media-course-four {
  background-position: 75% 50%;
}

.media-course-five {
  background-position: 100% 50%;
}

.media-course-six {
  background-image: url("assets/market-product-realflight-thumb.png");
  background-size: cover;
  background-position: center;
}

.media-course-seven {
  background-image: url("assets/market-cat-ardupilot-thumb.png");
  background-size: cover;
  background-position: center;
}

.course-body {
  position: relative;
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 20px 16px 18px;
}

.badge {
  position: absolute;
  left: 12px;
  top: -18px;
  display: inline-flex;
  width: fit-content;
  align-items: center;
  justify-content: center;
  min-height: 23px;
  padding: 0 10px;
  color: var(--white);
  background: linear-gradient(135deg, var(--green), #3b8b04);
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 900;
  text-transform: uppercase;
}

.badge-mid {
  background: linear-gradient(135deg, #6fc620, #2f7d0a);
}

.badge-advanced {
  background: linear-gradient(135deg, var(--cyan), #2f7d0a);
}

.course-body h3,
.project-body h3 {
  margin: 0;
  color: #101820;
  font-size: 1rem;
  line-height: 1.3;
}

.course-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: #53606c;
  font-size: 0.82rem;
}

.course-meta span:first-child {
  color: #28323d;
}

.course-meta span:first-child::first-letter {
  color: var(--warning);
}

.course-body p {
  margin: 0;
  color: #53606c;
  font-size: 0.82rem;
}

.marketplace-section {
  padding: 62px 0 64px;
  color: var(--white);
  background:
    radial-gradient(circle at 18% 0%, rgba(126, 211, 33, 0.11), transparent 26%),
    radial-gradient(circle at 88% 34%, rgba(33, 215, 181, 0.08), transparent 24%),
    linear-gradient(135deg, #071014 0%, #03090d 58%, #07141a 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.marketplace-head {
  margin-bottom: 18px;
}

.marketplace-head h2,
.marketplace-subhead h3 {
  color: var(--white);
}

.marketplace-head h2::after {
  background: var(--green);
}

.marketplace-subhead {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin: 18px 0 18px;
}

.marketplace-subhead h3 {
  margin: 0;
  font-size: clamp(1.2rem, 2vw, 1.75rem);
  text-transform: uppercase;
  letter-spacing: 0;
}

.featured-subhead {
  justify-content: space-between;
  margin-top: 34px;
}

.category-grid,
.product-grid {
  display: grid;
  gap: 12px;
}

.category-grid {
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.product-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.category-card,
.product-card {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.02)),
    rgba(5, 13, 18, 0.86);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.2);
  transition:
    transform 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.category-card:hover,
.product-card:hover {
  transform: translateY(-4px);
  border-color: rgba(126, 211, 33, 0.45);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.28);
}

.category-card {
  display: grid;
  min-height: 258px;
  align-content: end;
  padding: 0 16px 18px;
}

.market-media,
.product-media {
  background-repeat: no-repeat;
}

.market-media {
  min-height: 168px;
  margin: 0 -16px 10px;
  background-size: contain;
  background-position: center;
  background-color: #071014;
}

.market-cat-one {
  background-image: url("assets/market-cat-drones-thumb.png");
}

.market-cat-two {
  background-image: url("assets/market-cat-radios-thumb.png");
}

.market-cat-three {
  background-image: url("assets/market-cat-controladoras-thumb.png");
}

.market-cat-four {
  background-image: url("assets/market-cat-camaras-thumb.png");
}

.market-cat-five {
  background-image: url("assets/market-cat-baterias-thumb.png");
}

.market-cat-six {
  background-image: url("assets/market-cat-accesorios-thumb.png");
}

.market-cat-seven {
  background-image: url("assets/market-cat-simuladores-thumb.png");
}

.market-cat-eight {
  background-image: url("assets/market-cat-gafas-thumb.png");
  background-size: 68%;
}

.market-cat-nine {
  background-image: url("assets/market-cat-motores-thumb.png");
}

.market-cat-ten {
  background-image: url("assets/market-cat-gps-thumb.png");
}

.market-cat-eleven {
  background-image: url("assets/market-cat-energia-thumb.png");
}

.market-cat-twelve {
  background-image: url("assets/market-cat-chasis-thumb.png");
}

.market-cat-thirteen {
  background-image: url("assets/market-cat-helices-thumb.png");
}

.market-cat-fourteen {
  background-image: url("assets/market-cat-ardupilot-thumb.png");
}

.market-cat-fifteen {
  background-image: url("assets/market-cat-computadoras-thumb.png");
}

.market-cat-sixteen {
  background-image: url("assets/market-cat-impresoras-thumb.png");
}

.category-card strong {
  color: var(--white);
  font-size: 0.94rem;
  text-transform: uppercase;
}

.category-card span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 5px;
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 900;
}

.category-card span::after {
  content: "→";
}

.news-section {
  padding: 62px 0 56px;
  color: var(--white);
  background:
    radial-gradient(circle at 12% 0%, rgba(126, 211, 33, 0.1), transparent 24%),
    radial-gradient(circle at 92% 28%, rgba(33, 215, 181, 0.08), transparent 22%),
    linear-gradient(135deg, #071014 0%, #03090d 64%, #06131a 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.news-head {
  margin-bottom: 22px;
}

.news-head h2 {
  color: var(--white);
}

.news-head h2::after {
  background: var(--green);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.news-card {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.02)),
    rgba(6, 15, 20, 0.92);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.24);
}

.news-media {
  position: relative;
  min-height: 176px;
  overflow: hidden;
  background: #071014;
}

.news-media::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 46%;
  background: linear-gradient(180deg, transparent, rgba(5, 11, 15, 0.94));
  pointer-events: none;
}

.news-media img {
  width: 100%;
  height: 176px;
  object-fit: cover;
}

.news-media img[src$=".png"] {
  padding: 18px;
  object-fit: contain;
}

.news-body {
  display: grid;
  gap: 8px;
  padding: 14px 16px 16px;
}

.news-tag {
  width: fit-content;
  min-height: 20px;
  display: inline-flex;
  align-items: center;
  padding: 0 8px;
  border-radius: 999px;
  color: #071014;
  background: linear-gradient(135deg, var(--green-3), var(--green-2));
  font-size: 0.65rem;
  font-weight: 950;
  text-transform: uppercase;
}

.news-body h3 {
  margin: 0;
  color: var(--white);
  font-size: 1.02rem;
  line-height: 1.25;
}

.news-meta {
  margin: 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.76rem;
}

.news-body p:not(.news-meta) {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.86rem;
}

.news-body a {
  width: fit-content;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 900;
}

.news-footnote {
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.78rem;
}

.product-card {
  display: grid;
  grid-template-rows: 182px 1fr;
}

.product-media {
  background-size: contain;
  background-position: center;
  background-color: #071014;
}

.market-product-one {
  background-image: url("assets/market-product-matrice-thumb.png");
}

.market-product-two {
  background-image: url("assets/market-product-tx16s-thumb.png");
}

.market-product-three {
  background-image: url("assets/market-product-pixhawk-amazon-thumb.png");
}

.market-product-four {
  background-image: url("assets/market-product-zenmuse-thumb.png");
}

.market-product-five {
  background-image: url("assets/market-product-lipo-thumb.png");
}

.market-product-six {
  background-image: url("assets/market-product-spektrum-thumb.png");
}

.product-info {
  display: grid;
  gap: 6px;
  padding: 16px;
}

.product-info h3 {
  margin: 0;
  color: var(--white);
  font-size: 0.95rem;
  line-height: 1.25;
}

.product-info > strong {
  color: var(--white);
  font-size: 0.95rem;
}

.product-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.product-row span {
  color: var(--green);
  font-size: 0.82rem;
  letter-spacing: 0;
}

.product-row small {
  color: rgba(255, 255, 255, 0.64);
}

.product-row button,
.product-row .product-action {
  position: relative;
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  flex: 0 0 36px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  text-decoration: none;
}

.product-row button::before,
.product-row button::after,
.product-row .product-action::before,
.product-row .product-action::after {
  content: "";
  position: absolute;
  border-color: rgba(255, 255, 255, 0.82);
}

.product-row button::before,
.product-row .product-action::before {
  width: 16px;
  height: 12px;
  border: 2px solid rgba(255, 255, 255, 0.82);
  border-top: 0;
  border-radius: 2px;
  transform: translateY(2px);
}

.product-row button::after,
.product-row .product-action::after {
  width: 4px;
  height: 4px;
  left: 12px;
  bottom: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 10px 0 0 rgba(255, 255, 255, 0.82);
}

.community-section {
  padding-top: 32px;
}

.community-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 24px;
  align-items: start;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.project-card {
  display: grid;
  grid-template-rows: 150px 1fr;
}

.project-media {
  background-image: url("assets/community-strip.png");
  background-size: 400% 100%;
}

.media-community-one {
  background-position: 0 50%;
}

.media-community-two {
  background-position: 33.333% 50%;
}

.media-community-three {
  background-position: 66.666% 50%;
}

.media-community-four {
  background-position: 100% 50%;
}

.project-body {
  padding: 16px 14px 18px;
}

.project-body span {
  display: block;
  margin-bottom: 6px;
  color: #4d9c0d;
  font-size: 0.76rem;
}

.project-body p {
  margin: 18px 0 0;
  color: #58636e;
  font-size: 0.8rem;
}

.forum-card {
  padding: 18px 18px 10px;
}

.forum-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 10px;
}

.forum-head h2 {
  font-size: 1.18rem;
  text-transform: uppercase;
}

.forum-item {
  display: grid;
  grid-template-columns: 28px 1fr 16px;
  gap: 12px;
  align-items: center;
  min-height: 76px;
  padding: 12px 0;
  border-top: 1px solid rgba(15, 23, 32, 0.09);
}

.forum-icon {
  display: grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border: 2px solid var(--green-2);
  border-radius: 7px;
}

.forum-icon::after {
  content: "";
  width: 8px;
  height: 8px;
  border-left: 2px solid var(--green-2);
  border-bottom: 2px solid var(--green-2);
  transform: translateY(6px) rotate(-16deg);
}

.forum-item strong {
  display: block;
  color: #151f28;
  font-size: 0.88rem;
  line-height: 1.35;
}

.forum-item small {
  color: #697581;
}

.forum-item em {
  color: #667481;
  font-size: 1.4rem;
  font-style: normal;
}

.cta-section {
  padding: 28px 0 0;
  background: var(--surface);
}

.cta-card {
  position: relative;
  display: grid;
  grid-template-columns: 280px minmax(260px, 1fr) minmax(350px, 1.1fr);
  gap: 34px;
  min-height: 210px;
  overflow: hidden;
  padding: 26px;
  color: var(--white);
  border: 1px solid rgba(126, 211, 33, 0.2);
  border-radius: 10px;
  background:
    radial-gradient(circle at 78% 10%, rgba(126, 211, 33, 0.16), transparent 24%),
    linear-gradient(135deg, #071014 0%, #071014 45%, #020607 100%);
  box-shadow: 0 20px 46px rgba(4, 9, 11, 0.22);
}

.cta-image {
  min-height: 160px;
  border-radius: var(--radius);
  background-image:
    linear-gradient(90deg, rgba(5, 11, 15, 0.18), rgba(5, 11, 15, 0.72)),
    url("assets/course-strip.png");
  background-position:
    center,
    0 50%;
  background-size:
    cover,
    500% 100%;
}

.cta-copy {
  align-self: center;
}

.cta-copy .section-kicker {
  margin-bottom: 8px;
}

.cta-card h2 {
  color: var(--white);
  font-size: clamp(1.7rem, 2.7vw, 2.6rem);
}

.cta-card h2::first-line {
  color: var(--white);
}

.cta-card p {
  margin: 14px 0 22px;
  color: rgba(255, 255, 255, 0.78);
}

.cta-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  align-self: center;
}

.cta-points article {
  position: relative;
  padding-top: 38px;
}

.cta-points article::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 28px;
  height: 28px;
  border: 2px solid var(--green);
  border-radius: 8px;
  box-shadow: inset 0 0 0 4px rgba(126, 211, 33, 0.08);
}

.cta-points strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.91rem;
}

.cta-points span {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.8rem;
}

.partners {
  padding: 24px 0 22px;
  background: var(--surface);
}

.partners h2 {
  margin-bottom: 16px;
  color: #64707b;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.partner-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px 34px;
  flex-wrap: wrap;
}

.partner-grid span {
  display: grid;
  min-height: 40px;
  place-items: center;
  color: #5f6872;
  font-size: clamp(1rem, 1.35vw, 1.45rem);
  font-weight: 900;
  text-align: center;
  white-space: nowrap;
  filter: grayscale(1);
  opacity: 0.82;
}

.site-footer {
  color: #27323c;
  background: #fbfcfb;
  border-top: 1px solid rgba(15, 23, 32, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(270px, 1.25fr) repeat(3, minmax(130px, 0.55fr)) minmax(330px, 1.05fr);
  gap: clamp(26px, 4vw, 70px);
  align-items: start;
  padding: 40px 0 30px;
}

.footer-logo strong {
  color: #081016;
}

.footer-logo small {
  color: #53606c;
}

.footer-logo .brand-logo {
  width: auto;
  max-width: 100%;
  height: 96px;
}

.footer-brand .brand-mark {
  background: #eff8ed;
}

.socials {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.socials a {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: #071014;
  border: 1px solid rgba(15, 23, 32, 0.12);
  border-radius: 50%;
  font-weight: 900;
  transition:
    color 0.2s ease,
    border-color 0.2s ease,
    background 0.2s ease;
}

.socials a:hover {
  color: #071014;
  border-color: rgba(126, 211, 33, 0.55);
  background: rgba(126, 211, 33, 0.12);
}

.footer-grid h3 {
  margin: 0 0 12px;
  color: #0e171f;
  font-size: 0.82rem;
  text-transform: uppercase;
}

.footer-links,
.newsletter {
  display: flex;
  flex-direction: column;
}

.footer-links a {
  width: fit-content;
  margin-bottom: 7px;
  color: #3f4b56;
  font-size: 0.83rem;
}

.footer-links a:hover {
  color: #3b8b04;
}

.newsletter {
  padding: 24px;
  border: 1px solid rgba(15, 23, 32, 0.1);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 18px 46px rgba(10, 18, 23, 0.05);
}

.newsletter p {
  margin: 0 0 18px;
  color: #66717c;
  font-size: 0.88rem;
}

.newsletter-control {
  display: flex;
  gap: 8px;
}

.newsletter-control input {
  min-width: 0;
  flex: 1;
  height: 42px;
  padding: 0 12px;
  border: 1px solid rgba(15, 23, 32, 0.12);
  border-radius: var(--radius);
}

.newsletter-control button {
  min-width: 120px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  padding: 18px 0 24px;
  color: #68737e;
  border-top: 1px solid rgba(15, 23, 32, 0.08);
  font-size: 0.78rem;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.course-link-card {
  color: inherit;
  transition:
    transform 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.course-link-card:hover {
  transform: translateY(-4px);
  border-color: rgba(126, 211, 33, 0.45);
  box-shadow: 0 18px 42px rgba(10, 18, 23, 0.16);
}

.course-detail-page {
  color: var(--white);
  background:
    radial-gradient(circle at 80% 8%, rgba(126, 211, 33, 0.1), transparent 24%),
    linear-gradient(135deg, #071014 0%, #02070a 55%, #06131a 100%);
}

.course-detail-page .course-header {
  background: rgba(5, 11, 15, 0.96);
}

.course-detail {
  min-height: 100vh;
  padding: 118px 0 44px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 22px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.88rem;
  font-weight: 750;
}

.breadcrumb strong {
  color: var(--green);
}

.course-hero-detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 450px);
  gap: 34px;
  align-items: start;
}

.course-left-column {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.course-detail-main {
  display: grid;
  grid-template-columns: minmax(280px, 370px) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}

.course-preview-card,
.purchase-card,
.included-card,
.instructor-card,
.module-panel,
.related-courses,
.support-strip,
.course-tabs {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025)),
    rgba(4, 11, 15, 0.82);
  box-shadow: 0 20px 46px rgba(0, 0, 0, 0.22);
}

.course-preview-card {
  overflow: hidden;
}

.course-preview-image,
.purchase-media,
.related-media {
  background-image: url("assets/course-strip.png");
  background-repeat: no-repeat;
  background-size: 500% 100%;
}

.course-preview-image {
  position: relative;
  min-height: 250px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.course-preview-image::after,
.purchase-media::after,
.related-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(5, 11, 15, 0.58), rgba(5, 11, 15, 0.04));
}

.play-button {
  position: relative;
  z-index: 1;
  display: grid;
  width: 72px;
  height: 72px;
  place-items: center;
  border: 2px solid rgba(255, 255, 255, 0.95);
  border-radius: 50%;
  color: var(--white);
  background: rgba(255, 255, 255, 0.16);
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.play-button span {
  width: 0;
  height: 0;
  margin-left: 5px;
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
  border-left: 20px solid currentColor;
}

.course-preview-image small {
  position: absolute;
  z-index: 1;
  left: 14px;
  bottom: 14px;
  padding: 8px 12px;
  border-radius: 6px;
  color: var(--white);
  background: rgba(5, 11, 15, 0.75);
  font-size: 0.78rem;
  font-weight: 800;
}

.course-title-block {
  max-width: 620px;
}

.course-status {
  display: inline-flex;
  min-height: 27px;
  align-items: center;
  padding: 0 12px;
  border-radius: 6px;
  color: var(--white);
  background: linear-gradient(135deg, var(--green), #3a8700);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.course-title-block h1 {
  margin: 12px 0 0;
  font-size: clamp(2.55rem, 5vw, 4.6rem);
  line-height: 1;
  letter-spacing: 0;
}

.course-subtitle {
  margin: 6px 0 10px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.35rem;
  font-weight: 700;
}

.course-title-block > p:not(.course-subtitle) {
  max-width: 540px;
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.83);
  font-size: 1rem;
}

.course-facts,
.course-rating,
.course-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}

.course-facts {
  gap: 12px 18px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9rem;
}

.course-facts span::before {
  content: "▣";
  margin-right: 7px;
  color: var(--green);
}

.course-rating {
  gap: 8px;
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.78);
}

.course-rating span {
  color: #ffc533;
  letter-spacing: 0.08em;
}

.course-rating strong {
  color: var(--white);
}

.enterprise-training-note {
  display: grid;
  gap: 5px;
  max-width: 680px;
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(126, 211, 33, 0.42);
  border-radius: 8px;
  background: rgba(126, 211, 33, 0.09);
}

.enterprise-training-note strong {
  color: var(--green);
  font-size: 0.92rem;
  text-transform: uppercase;
}

.enterprise-training-note span {
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.88rem;
}

.course-actions {
  gap: 14px;
  margin-top: 20px;
}

.course-sidebar {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 16px;
}

.purchase-card {
  overflow: hidden;
}

.purchase-media {
  position: relative;
  min-height: 280px;
}

.purchase-body,
.included-card,
.instructor-card {
  padding: 22px;
}

.purchase-body p {
  margin: 0 0 22px;
  color: rgba(255, 255, 255, 0.86);
  font-weight: 650;
}

.price-row {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
}

.price-row span {
  color: var(--green);
  font-size: 1.55rem;
  font-weight: 950;
}

.price-row strong {
  font-size: 2.35rem;
  line-height: 1;
}

.price-row small {
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.25;
}

.secure-buy {
  display: block;
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.72);
  text-align: center;
}

.secure-buy::before {
  content: "◇";
  margin-right: 7px;
  color: var(--green);
}

.included-card h2,
.instructor-card h2,
.module-panel h2,
.related-courses h2 {
  margin: 0;
  color: var(--white);
  font-size: 1.12rem;
}

.included-card ul {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.included-card li {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
}

.included-card li::before {
  content: "▣";
  margin-right: 10px;
  color: var(--green);
}

.instructor-card {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 16px;
  align-items: center;
}

.instructor-avatar {
  width: 78px;
  height: 78px;
  border: 2px solid rgba(126, 211, 33, 0.4);
  border-radius: 50%;
  background-image: url("assets/hero-workshop.png");
  background-size: 430px auto;
  background-position: 66% 38%;
}

.instructor-card span {
  color: var(--green);
  font-weight: 850;
}

.instructor-card p,
.instructor-card small {
  display: block;
  margin: 6px 0 0;
  color: rgba(255, 255, 255, 0.7);
}

.instructor-card small {
  color: #ffc533;
}

.course-content-layout {
  width: 100%;
  margin-top: 0;
}

.course-tabs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  overflow: hidden;
  margin-bottom: 14px;
}

.course-tabs a {
  position: relative;
  display: grid;
  min-height: 48px;
  place-items: center;
  padding: 0 12px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.86rem;
  font-weight: 800;
  text-align: center;
}

.course-tabs a + a {
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.course-tabs a.is-active {
  color: var(--white);
}

.course-tabs a.is-active::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 3px;
  border-radius: 999px;
  background: var(--green);
}

.module-panel,
.related-courses {
  padding: 18px 20px;
}

.module-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 14px;
}

.module-head p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.88rem;
}

.module-head strong {
  color: var(--green);
}

.module-list {
  display: grid;
  gap: 8px;
}

.module-list button {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
  min-height: 48px;
  padding: 0 16px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  text-align: left;
}

.module-list span {
  font-weight: 900;
  text-transform: uppercase;
}

.module-list span::before {
  content: "▷";
  margin-right: 12px;
  color: var(--green);
}

.module-list small {
  color: rgba(255, 255, 255, 0.7);
}

.course-perks {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
}

.course-perks article {
  min-height: 74px;
  padding-left: 14px;
  border-left: 1px solid rgba(126, 211, 33, 0.3);
}

.course-perks strong {
  display: block;
  color: var(--white);
  font-size: 0.9rem;
}

.course-perks span {
  display: block;
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.78rem;
}

.related-courses {
  margin-top: 14px;
}

.related-courses .section-head {
  margin-bottom: 14px;
}

.related-courses .section-head h2 {
  color: var(--white);
  font-size: 1.12rem;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.related-grid article {
  position: relative;
  overflow: hidden;
  min-height: 136px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.related-media {
  position: absolute;
  inset: 0;
}

.related-grid span,
.related-grid h3,
.related-grid p {
  position: relative;
  z-index: 1;
}

.related-grid span {
  display: inline-flex;
  margin: 10px 0 0 10px;
  padding: 4px 8px;
  border-radius: 999px;
  color: var(--white);
  background: linear-gradient(135deg, var(--green), #3b8b04);
  font-size: 0.64rem;
  font-weight: 950;
  text-transform: uppercase;
}

.related-grid h3 {
  margin: 56px 10px 4px;
  color: var(--white);
  font-size: 0.9rem;
}

.related-grid p {
  margin: 0 10px 10px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.78rem;
}

.support-strip {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 18px;
  align-items: center;
  margin-top: 14px;
  padding: 16px 20px;
}

.support-strip strong {
  display: block;
  font-size: 1.12rem;
}

.support-strip span {
  color: rgba(255, 255, 255, 0.68);
}

.shop-category-page {
  color: var(--white);
  background:
    radial-gradient(circle at 82% 10%, rgba(126, 211, 33, 0.11), transparent 26%),
    linear-gradient(135deg, #071014 0%, #02070a 58%, #07141a 100%);
}

.shop-category {
  min-height: 100vh;
  padding: 118px 0 64px;
}

.shop-hero {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 26px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background:
    radial-gradient(circle at 16% 0%, rgba(126, 211, 33, 0.16), transparent 28%),
    rgba(255, 255, 255, 0.045);
}

.shop-hero h1 {
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: 1;
  letter-spacing: 0;
}

.shop-hero p:not(.section-kicker) {
  max-width: 680px;
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1rem;
}

.amazon-product-list {
  display: grid;
  gap: 18px;
}

.amazon-product-card {
  display: grid;
  grid-template-columns: minmax(260px, 390px) minmax(0, 1fr);
  gap: 24px;
  align-items: stretch;
  overflow: hidden;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025)),
    rgba(4, 11, 15, 0.84);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.22);
}

.amazon-product-image {
  display: grid;
  min-height: 290px;
  place-items: center;
  overflow: hidden;
  border-radius: 10px;
  background: #f8faf8;
}

.amazon-product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 16px;
}

.dark-resource-image {
  background: #071014;
}

.dark-resource-image img {
  padding: 0;
  object-fit: cover;
}

.amazon-product-content {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 4px 4px 4px 0;
}

.source-pill {
  display: inline-flex;
  width: fit-content;
  min-height: 28px;
  align-items: center;
  padding: 0 10px;
  border: 1px solid rgba(126, 211, 33, 0.32);
  border-radius: 999px;
  color: var(--green);
  background: rgba(126, 211, 33, 0.09);
  font-size: 0.78rem;
  font-weight: 900;
}

.amazon-product-content h2 {
  margin: 0;
  color: var(--white);
  font-size: clamp(1.35rem, 2.4vw, 2.2rem);
  line-height: 1.12;
}

.amazon-title {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.98rem;
}

.amazon-price {
  width: fit-content;
  padding: 8px 12px;
  border-radius: 8px;
  color: #071014;
  background: linear-gradient(135deg, var(--green-3), var(--green-2));
  font-weight: 950;
}

.amazon-product-content ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.amazon-product-content li {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9rem;
}

.amazon-product-content li::before {
  content: "▣";
  margin-right: 8px;
  color: var(--green);
}

.product-note {
  padding: 14px 16px;
  border: 1px solid rgba(126, 211, 33, 0.28);
  border-radius: 10px;
  background: rgba(126, 211, 33, 0.06);
}

.product-note strong {
  display: block;
  color: var(--white);
  font-size: 0.95rem;
}

.product-note p {
  margin: 6px 0 10px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.88rem;
}

.product-note .note-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.product-note .note-chips li {
  padding: 4px 10px;
  border: 1px solid rgba(126, 211, 33, 0.3);
  border-radius: 999px;
  color: var(--green);
  background: rgba(126, 211, 33, 0.08);
  font-size: 0.82rem;
  font-weight: 700;
}

.product-note .note-chips li::before {
  content: none;
}

.course-note-card {
  margin-top: 14px;
  padding: 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.045);
}

.course-note-card strong {
  display: block;
  color: var(--white);
  font-size: 1rem;
}

.course-note-card p {
  margin: 8px 0 0;
}

.motor-guide-section {
  margin-top: 48px;
}

.motor-guide-card {
  margin-top: 8px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
}

.motor-guide-head h3 {
  margin: 0;
  color: var(--white);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
}

.motor-guide-head p {
  margin: 6px 0 0;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

.motor-table-wrap {
  margin: 18px 0 0;
  overflow-x: auto;
}

.motor-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.motor-table th {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.7);
  font-weight: 800;
  text-align: left;
  white-space: nowrap;
}

.motor-table td {
  padding: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.82);
  vertical-align: top;
}

.motor-table tbody tr:hover {
  background: rgba(126, 211, 33, 0.05);
}

.motor-table a {
  color: var(--green);
  font-weight: 700;
  text-decoration: none;
}

.motor-table a:hover {
  text-decoration: underline;
}

.motor-tag {
  display: inline-flex;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid rgba(126, 211, 33, 0.3);
  color: var(--green);
  background: rgba(126, 211, 33, 0.1);
  font-size: 0.82rem;
  font-weight: 800;
  white-space: nowrap;
}

.motor-guide-note {
  margin: 18px 0 0;
  padding: 16px 18px;
  border: 1px solid rgba(126, 211, 33, 0.22);
  border-radius: 10px;
  background: rgba(126, 211, 33, 0.05);
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.88rem;
}

.motor-guide-note strong {
  color: var(--white);
}

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

.video-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 32, 0.12);
  border-radius: 12px;
  background: var(--white);
  box-shadow: 0 6px 18px rgba(15, 23, 32, 0.06);
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.video-card:hover {
  transform: translateY(-3px);
  border-color: rgba(126, 211, 33, 0.5);
  box-shadow: 0 12px 26px rgba(15, 23, 32, 0.12);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #0b1116;
  overflow: hidden;
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-lang {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: #071014;
  z-index: 2;
}

.video-lang.lang-en {
  background: #ffd34d;
}

.video-lang.lang-es {
  background: var(--green);
}

.video-play {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  color: #fff;
  background: rgba(7, 16, 20, 0.18);
  opacity: 0.92;
  transition: background 0.2s ease;
}

.video-play::before {
  content: "";
  position: absolute;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(220, 30, 30, 0.92);
}

.video-play {
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

.video-card:hover .video-play {
  background: rgba(7, 16, 20, 0.32);
}

.video-thumb .video-play {
  z-index: 1;
}

.video-body {
  display: grid;
  gap: 4px;
  padding: 14px 16px 16px;
}

.video-body strong {
  color: var(--ink);
  font-size: 0.96rem;
  line-height: 1.3;
}

.video-body span {
  color: rgba(15, 23, 32, 0.55);
  font-size: 0.84rem;
}

.community-links-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 258px));
  justify-content: space-between;
  gap: 20px;
  margin-top: 22px;
}

.video-grid.is-collapsed > .video-card:nth-child(n + 4),
.community-links-grid.is-collapsed > .community-link-card:nth-child(n + 5) {
  display: none;
}

.see-more-row {
  display: flex;
  justify-content: center;
  margin-top: 22px;
}

.see-more-btn {
  min-width: 240px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid rgba(15, 23, 32, 0.18);
  font-weight: 800;
}

.see-more-btn:hover {
  color: var(--ink);
  border-color: rgba(126, 211, 33, 0.6);
  background: rgba(126, 211, 33, 0.1);
}

.community-link-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 16px 18px;
  border: 1px solid rgba(15, 23, 32, 0.12);
  border-radius: 12px;
  background: var(--white);
  box-shadow: 0 6px 18px rgba(15, 23, 32, 0.06);
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.community-link-card:hover {
  transform: translateY(-3px);
  border-color: rgba(126, 211, 33, 0.5);
  box-shadow: 0 12px 26px rgba(15, 23, 32, 0.12);
}

.community-link-head {
  display: grid;
  gap: 2px;
}

.community-link-card strong {
  color: var(--ink);
  font-size: 1.05rem;
}

.community-link-card span {
  color: rgba(15, 23, 32, 0.55);
  font-size: 0.84rem;
}

.community-thumb {
  display: block;
  width: 100%;
  height: 226px;
  object-fit: cover;
  object-position: top center;
  border-radius: 8px;
  border: 1px solid rgba(15, 23, 32, 0.1);
  background: #0b1116;
}

.community-visit {
  color: var(--green-2, #4f9e0e);
  font-style: normal;
  font-weight: 800;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .community-links-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .video-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .video-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .community-links-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .main-nav {
    position: fixed;
    top: 84px;
    left: 24px;
    right: 24px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 4px;
    padding: 18px;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 14px;
    background: rgba(7, 16, 20, 0.98);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.38);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition:
      opacity 0.2s ease,
      transform 0.2s ease;
  }

  .main-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .main-nav a {
    padding: 11px 10px;
    border-radius: var(--radius);
  }

  .main-nav a::after {
    display: none;
  }

  .main-nav a:hover,
  .main-nav a.is-active {
    background: rgba(126, 211, 33, 0.1);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .header-actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
    width: 100%;
  }

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

  .course-card {
    grid-template-rows: 170px 1fr;
  }

  .category-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .news-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .forum-card {
    max-width: none;
  }

  .cta-card {
    grid-template-columns: 240px 1fr;
  }

  .cta-points {
    grid-column: 1 / -1;
  }

  .partner-grid {
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1180px) {
  .course-hero-detail {
    grid-template-columns: 1fr;
  }

  .course-sidebar {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .purchase-card {
    grid-column: span 2;
  }

  .instructor-card {
    grid-column: 1 / -1;
  }

  .course-content-layout {
    width: 100%;
  }
}

@media (max-width: 900px) {
  .course-detail-main {
    grid-template-columns: 1fr;
  }

  .amazon-product-card {
    grid-template-columns: 1fr;
  }

  .amazon-product-content {
    padding: 0;
  }

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

  .purchase-card,
  .instructor-card {
    grid-column: auto;
  }

  .course-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .course-tabs a:last-child {
    grid-column: 1 / -1;
  }

  .course-perks,
  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .amazon-product-content ul {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .course-detail {
    padding-top: 96px;
  }

  .shop-category {
    padding-top: 96px;
  }

  .shop-hero {
    display: grid;
    padding: 20px;
  }

  .amazon-product-card {
    padding: 14px;
  }

  .amazon-product-image {
    min-height: 250px;
  }

  .course-preview-image {
    min-height: 220px;
  }

  .purchase-media {
    min-height: 220px;
  }

  .course-title-block h1 {
    font-size: clamp(2.2rem, 12vw, 3.5rem);
  }

  .course-actions,
  .course-actions .btn,
  .purchase-body .btn,
  .support-strip .btn {
    width: 100%;
  }

  .module-head {
    display: grid;
  }

  .module-list button {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 12px 14px;
  }
}

@media (max-width: 520px) {
  .course-tabs,
  .course-perks,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .course-tabs a:last-child {
    grid-column: auto;
  }

  .price-row {
    grid-template-columns: auto auto;
  }

  .price-row small {
    grid-column: 1 / -1;
  }
}

@media (max-width: 760px) {
  :root {
    --container: min(100% - 32px, 1180px);
  }

  .site-header {
    padding: 12px 16px;
    gap: 12px;
  }

  .brand strong {
    font-size: 1.1rem;
  }

  .brand-logo {
    height: 58px;
    max-width: 260px;
  }

  .brand small {
    max-width: 190px;
    font-size: 0.55rem;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    flex-basis: 34px;
  }

  .header-actions {
    display: none;
  }

  .main-nav {
    top: 70px;
    left: 16px;
    right: 16px;
    grid-template-columns: 1fr;
  }

  .search-panel {
    right: 16px;
    left: 16px;
    width: auto;
  }

  .hero {
    min-height: 760px;
  }

  .hero-image {
    object-position: 63% center;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(5, 11, 15, 0.98) 0%, rgba(5, 11, 15, 0.78) 52%, rgba(5, 11, 15, 0.32) 100%),
      linear-gradient(0deg, rgba(5, 11, 15, 0.97) 0%, rgba(5, 11, 15, 0.2) 45%);
  }

  .hero-content {
    width: var(--container);
    padding: 118px 0 34px;
  }

  .hero h1 {
    font-size: clamp(2.38rem, 13vw, 4.1rem);
  }

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

  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 14px;
    margin-top: 42px;
  }

  .metrics article:last-child {
    grid-column: 1 / -1;
  }

  .section-head {
    display: grid;
    align-items: start;
  }

  .course-grid,
  .project-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .course-card,
  .project-card {
    grid-template-rows: 210px 1fr;
  }

  .marketplace-section {
    padding: 44px 0;
  }

  .news-section {
    padding: 44px 0;
  }

  .news-media {
    min-height: 210px;
  }

  .news-media img {
    height: 210px;
  }

  .marketplace-subhead,
  .featured-subhead {
    justify-content: flex-start;
  }

  .featured-subhead {
    display: grid;
  }

  .category-card {
    min-height: 230px;
  }

  .market-media {
    min-height: 168px;
  }

  .product-card {
    grid-template-rows: 208px 1fr;
  }

  .forum-head {
    align-items: start;
  }

  .cta-card {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 20px;
  }

  .cta-image {
    min-height: 190px;
  }

  .cta-points {
    grid-template-columns: 1fr;
  }

  .partner-grid {
    justify-content: flex-start;
    gap: 14px 24px;
  }

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

  .newsletter-control {
    display: grid;
  }

  .footer-bottom {
    display: grid;
  }
}

@media (max-width: 420px) {
  .brand small {
    display: none;
  }

  .brand-logo {
    height: 50px;
    max-width: 190px;
  }

  .hero h1 {
    font-size: 2.32rem;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .metrics article:last-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}