:root {
  --gsp-navy: #0b1f33;
  --gsp-blue: #0056a8;
  --gsp-orange: #f97316;
  --gsp-ink: #0b1f33;
  --gsp-muted: #4a5d70;
  --gsp-bg: #ffffff;
  --gsp-white: #ffffff;
  --gsp-line: rgba(11, 31, 51, 0.08);
  --gsp-header-h: 64px;
  --gsp-bottom-h: 64px;
  --gsp-font: "Manrope", system-ui, sans-serif;
  --gsp-display: "Sora", "Manrope", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body.gsp-body {
  margin: 0;
  font-family: var(--gsp-font);
  color: var(--gsp-ink);
  background: var(--gsp-bg);
  min-height: 100vh;
  padding-bottom: calc(var(--gsp-bottom-h) + 8px);
}

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

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

.gsp-container {
  width: min(1100px, calc(100% - 2rem));
  margin-inline: auto;
}

/* ========== Header (navy bar, white links) ========== */
.gsp-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--gsp-header-h);
  background: var(--gsp-navy);
}

.gsp-header__inner {
  height: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 0.5rem;
}

.gsp-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  justify-self: start;
  min-width: 0;
  max-width: 100%;
}

.gsp-brand__mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  object-fit: cover;
  background: var(--gsp-white);
  flex-shrink: 0;
}

.gsp-brand__text {
  font-family: var(--gsp-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--gsp-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gsp-brand__text span {
  color: var(--gsp-white);
}

.gsp-nav-desktop {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.gsp-nav-desktop a {
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.35rem 0.55rem;
}

.gsp-nav-desktop a:not(:last-child)::after {
  content: "|";
  margin-left: 0.55rem;
  color: rgba(255, 255, 255, 0.35);
  font-weight: 400;
  pointer-events: none;
}

.gsp-nav-desktop a:hover,
.gsp-nav-desktop a.is-active {
  color: var(--gsp-orange);
}

.gsp-lang {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
  z-index: 2;
}

.gsp-lang__label {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.gsp-lang__btns {
  display: inline-flex;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
}

.gsp-lang__btn {
  min-width: 40px;
  min-height: 32px;
  padding: 0 0.65rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  transition: background 0.15s ease, color 0.15s ease;
}

.gsp-lang__btn:hover {
  color: var(--gsp-white);
  background: rgba(255, 255, 255, 0.1);
}

.gsp-lang__btn.is-active {
  color: var(--gsp-navy);
  background: var(--gsp-orange);
}

/* Mobile header: brand left, language pinned right, no overlap */
@media (max-width: 767px) {
  .gsp-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.65rem;
  }

  .gsp-nav-desktop {
    display: none !important;
  }

  .gsp-brand {
    padding-right: 0.25rem;
  }

  .gsp-brand__text {
    font-size: 0.92rem;
  }

  .gsp-lang {
    justify-self: end;
  }

  .gsp-lang__label {
    display: none;
  }

  .gsp-lang__btn {
    min-width: 36px;
    min-height: 30px;
    padding: 0 0.55rem;
  }
}

@media (max-width: 360px) {
  .gsp-brand__mark {
    width: 28px;
    height: 28px;
  }

  .gsp-brand__text {
    font-size: 0.84rem;
  }
}

/* ========== Hero: light bg, navy text, 2 columns ========== */
.gsp-hero {
  padding: 2rem 0 1.5rem;
  background: #fafbfc;
}

.gsp-hero__grid {
  display: grid;
  gap: 1.75rem;
  align-items: center;
}

.gsp-hero__title {
  font-family: var(--gsp-display);
  font-size: clamp(2.35rem, 8vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0 0 0.65rem;
  font-weight: 800;
  color: var(--gsp-navy);
}

.gsp-hero__tagline {
  font-family: var(--gsp-display);
  font-size: clamp(1.2rem, 3.8vw, 1.65rem);
  font-weight: 700;
  margin: 0 0 0.45rem;
  color: var(--gsp-navy);
}

.gsp-hero__sub {
  margin: 0 0 1.35rem;
  color: var(--gsp-muted);
  font-size: 1.02rem;
  font-weight: 500;
  max-width: 28ch;
}

.gsp-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.gsp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.7rem 1.35rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.gsp-btn:active {
  transform: scale(0.98);
}

.gsp-btn--primary {
  background: var(--gsp-orange);
  color: var(--gsp-white);
  border-color: var(--gsp-orange);
}

.gsp-btn--primary:hover {
  background: #ea650c;
  border-color: #ea650c;
}

.gsp-btn--outline {
  background: transparent;
  border-color: var(--gsp-navy);
  color: var(--gsp-navy);
}

.gsp-btn--outline:hover {
  border-color: var(--gsp-orange);
  color: var(--gsp-orange);
}

.gsp-btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--gsp-white);
}

.gsp-hero__visual {
  display: grid;
  place-items: center;
}

.gsp-hero__visual img,
.gsp-hero__visual svg,
.gsp-hero__img {
  width: min(100%, 540px);
  height: auto;
}

.gsp-hero__img {
  border-radius: 18px;
  box-shadow: 0 18px 40px rgba(11, 31, 51, 0.22);
  object-fit: cover;
  background: #0b1f33;
}

/* ========== Pillars: centered, no cards ========== */
.gsp-section--pillars {
  padding: 2.25rem 0 2.5rem;
  background: var(--gsp-white);
}

.gsp-section__title {
  font-family: var(--gsp-display);
  font-size: clamp(1.45rem, 4vw, 1.85rem);
  font-weight: 800;
  text-align: center;
  margin: 0 0 1.75rem;
  color: var(--gsp-navy);
  letter-spacing: -0.02em;
}

.gsp-pillars {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

.gsp-pillar {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.35rem;
  padding: 0.5rem;
  transition: transform 0.18s ease;
}

.gsp-pillar:hover {
  transform: translateY(-3px);
}

.gsp-pillar__icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  color: var(--gsp-orange);
  margin-bottom: 0.35rem;
}

.gsp-pillar__icon .gsp-icon {
  width: 44px;
  height: 44px;
  stroke-width: 1.5;
}

.gsp-pillar__label {
  font-family: var(--gsp-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--gsp-navy);
}

.gsp-pillar__cap {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gsp-muted);
}

/* ========== Inner pages ========== */
.gsp-page-hero {
  padding: 1.75rem 0 0.5rem;
  background: #fafbfc;
}

.gsp-page-hero__panel {
  padding: 0.25rem 0 0.5rem;
}

.gsp-page-hero__panel h1 {
  font-family: var(--gsp-display);
  font-size: clamp(1.7rem, 5vw, 2.3rem);
  margin: 0 0 0.4rem;
  letter-spacing: -0.02em;
  color: var(--gsp-navy);
}

.gsp-page-hero__panel p {
  margin: 0;
  color: var(--gsp-muted);
  max-width: 52ch;
}

.gsp-content {
  padding: 1.25rem 0 2.5rem;
}

.gsp-landing-page {
  margin: 0;
  padding: 0;
}

.gsp-section-intro {
  margin-bottom: 1.25rem;
}

.gsp-section-intro h2 {
  font-family: var(--gsp-display);
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  margin: 0 0 0.35rem;
  color: var(--gsp-navy);
}

.gsp-section-intro p {
  margin: 0;
  color: var(--gsp-muted);
  max-width: 52ch;
}

.gsp-grid {
  display: grid;
  gap: 1rem;
}

.gsp-product__media {
  display: block;
  margin: -0.15rem -0.15rem 0.85rem;
  border-radius: 12px;
  overflow: hidden;
  background: #eef3f8;
}

.gsp-product__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.gsp-product h3 a {
  color: inherit;
}

.gsp-empty {
  padding: 1.5rem;
  border: 1px dashed var(--gsp-line);
  border-radius: 14px;
  text-align: center;
  background: #fafbfc;
}

.gsp-empty p {
  margin: 0 0 1rem;
  color: var(--gsp-muted);
}

.gsp-single__media {
  margin-bottom: 1.25rem;
  border-radius: 16px;
  overflow: hidden;
}

.gsp-single__media img {
  width: 100%;
}

.gsp-single__body {
  max-width: 68ch;
  color: var(--gsp-ink);
  line-height: 1.65;
}

.gsp-single__body p {
  margin: 0 0 1rem;
}

.gsp-product h3,
.gsp-service h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  color: var(--gsp-navy);
}

.gsp-product p,
.gsp-service p {
  margin: 0 0 0.85rem;
  color: var(--gsp-muted);
  font-size: 0.92rem;
}

.gsp-product .gsp-btn,
.gsp-service .gsp-btn {
  margin-top: 0.25rem;
}

.gsp-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gsp-blue);
  background: rgba(0, 86, 168, 0.1);
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  margin-bottom: 0.55rem;
}

.gsp-cta-block {
  margin-top: 1.5rem;
  padding: 1.25rem 1.35rem;
  border-radius: 16px;
  background: #f4f7fb;
  border: 1px solid var(--gsp-line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.gsp-cta-block p {
  margin: 0;
  color: var(--gsp-muted);
  max-width: 42ch;
}

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

/* ========== Learn / Academy (Simulación) ========== */
.gsp-learn-kicker {
  margin: 0 0 0.45rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gsp-blue);
}

.gsp-learn-kicker a {
  color: var(--gsp-blue);
}

.gsp-learn-hero {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.gsp-learn-hero__copy h2 {
  margin: 0 0 0.55rem;
  font-family: var(--gsp-display);
  font-size: clamp(1.45rem, 4vw, 1.9rem);
  line-height: 1.15;
}

.gsp-learn-hero__copy p {
  margin: 0;
  color: var(--gsp-muted);
  max-width: 62ch;
}

.gsp-learn-continue {
  padding: 1.15rem 1.2rem;
  border-radius: 16px;
  background: linear-gradient(160deg, #0b1f33 0%, #123552 100%);
  color: rgba(255, 255, 255, 0.88);
  display: grid;
  gap: 0.45rem;
}

.gsp-learn-continue__label {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.gsp-learn-continue strong {
  font-family: var(--gsp-display);
  font-size: 1.05rem;
  color: #fff;
}

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

.gsp-learn-continue .gsp-btn {
  justify-self: start;
  margin-top: 0.35rem;
}

.gsp-learn-lab {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border: 1px dashed rgba(249, 115, 22, 0.45);
  border-radius: 14px;
  background: rgba(249, 115, 22, 0.06);
  margin-bottom: 1.5rem;
}

.gsp-learn-lab__text h3 {
  margin: 0.35rem 0 0.35rem;
  font-size: 1.05rem;
}

.gsp-learn-lab__text p {
  margin: 0;
  color: var(--gsp-muted);
  font-size: 0.9rem;
  max-width: 58ch;
}

.gsp-badge--lab {
  color: #c2410c;
  background: rgba(249, 115, 22, 0.16);
}

.gsp-badge--popular {
  color: #0f4c81;
  background: rgba(0, 86, 168, 0.14);
  font-weight: 700;
}

.gsp-rank-note {
  margin: 0.35rem 0 0;
  color: var(--gsp-muted);
  font-size: 0.9rem;
  max-width: 62ch;
}

.gsp-course-card.is-popular,
.gsp-tool-card.is-popular,
.gsp-product.is-popular {
  border-color: rgba(0, 86, 168, 0.45);
  box-shadow: 0 0 0 1px rgba(0, 86, 168, 0.12);
}

.gsp-trade-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.25rem;
}

.gsp-trade-tab {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--gsp-line);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--gsp-muted);
  background: #fff;
}

.gsp-trade-tab.is-active,
.gsp-trade-tab:hover {
  color: #fff;
  background: var(--gsp-navy);
  border-color: var(--gsp-navy);
}

.gsp-tools-lead {
  margin: 0 0 1rem;
  color: var(--gsp-muted);
  max-width: 52ch;
}

.gsp-affiliate-disclosure {
  margin: 0.35rem 0 0;
  max-width: 62ch;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--gsp-muted);
}

.gsp-affiliate-disclosure--tools {
  margin: 0 0 1.15rem;
  padding: 0.65rem 0.85rem;
  border-left: 3px solid rgba(0, 86, 168, 0.35);
  background: #f7f9fb;
  border-radius: 0 8px 8px 0;
}

.gsp-tool-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1.25rem;
}

.gsp-tool-cat {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--gsp-line);
  font-size: 0.8rem;
  font-weight: 650;
  color: var(--gsp-muted);
  background: #fff;
}

.gsp-tool-cat.is-active,
.gsp-tool-cat:hover {
  color: var(--gsp-navy);
  border-color: rgba(0, 86, 168, 0.35);
  background: rgba(0, 86, 168, 0.08);
}

.gsp-tool-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.gsp-tool-card {
  display: grid;
  gap: 0;
  border: 1px solid var(--gsp-line);
  border-radius: 16px;
  background: #fff;
  overflow: hidden;
  align-content: start;
}

.gsp-tool-card__media {
  display: block;
  background: #eef3f8;
  min-height: 140px;
}

.gsp-tool-card__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.gsp-tool-card__media--empty {
  background: linear-gradient(145deg, #e8eef5 0%, #f7f9fb 100%);
}

.gsp-tool-card__body {
  display: grid;
  gap: 0.55rem;
  padding: 1rem 1.05rem 1.1rem;
  align-content: start;
}

.gsp-tool-card__cat {
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gsp-blue);
}

.gsp-tool-card__meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.gsp-tool-card__price {
  margin: 0;
  font-family: var(--gsp-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--gsp-navy);
}

.gsp-tool-card__title {
  margin: 0;
  font-family: var(--gsp-display);
  font-size: 1.05rem;
  line-height: 1.25;
}

.gsp-tool-card__title a {
  color: inherit;
}

.gsp-tool-card__title a:hover {
  color: var(--gsp-blue);
}

.gsp-tool-card__use {
  margin: 0;
  color: var(--gsp-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.gsp-tool-card__trades {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.gsp-tool-card .gsp-btn {
  justify-self: start;
  margin-top: 0.15rem;
}

.gsp-pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem 0.85rem;
  margin: 1.75rem 0 0.5rem;
  padding-top: 0.25rem;
}

.gsp-pagination__nums {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.gsp-pagination__num,
.gsp-pagination__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  min-height: 2.25rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--gsp-line);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--gsp-muted);
  background: #fff;
  text-decoration: none;
}

.gsp-pagination__num.is-active {
  color: #fff;
  background: var(--gsp-navy);
  border-color: var(--gsp-navy);
}

.gsp-pagination__num:hover,
.gsp-pagination__btn:hover {
  color: #fff;
  background: var(--gsp-navy);
  border-color: var(--gsp-navy);
}

.gsp-pagination__btn--prev,
.gsp-pagination__btn--next {
  min-width: auto;
  padding-inline: 0.95rem;
}

.gsp-section-intro--tight {
  margin-bottom: 1rem;
}

.gsp-course-grid {
  display: grid;
  gap: 1rem;
}

.gsp-course-card {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--gsp-line);
  border-radius: 16px;
  background: #fff;
  display: grid;
  gap: 0.65rem;
  align-content: start;
}

.gsp-course-card__top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.gsp-course-card__title {
  margin: 0;
  font-family: var(--gsp-display);
  font-size: 1.12rem;
  line-height: 1.25;
}

.gsp-course-card__title a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.gsp-course-card__num,
.gsp-course-hero__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.7rem;
  padding: 0.1rem 0.35rem;
  border-radius: 6px;
  background: rgba(0, 86, 168, 0.1);
  color: var(--gsp-blue);
  font-weight: 800;
  font-size: 0.85em;
  letter-spacing: 0.02em;
}

.gsp-badge--index {
  background: rgba(0, 86, 168, 0.12);
  color: var(--gsp-blue);
  font-variant-numeric: tabular-nums;
}

.gsp-course-card__title a:hover {
  color: var(--gsp-blue);
}

.gsp-course-card__excerpt {
  margin: 0;
  color: var(--gsp-muted);
  font-size: 0.92rem;
}

.gsp-course-card__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  color: var(--gsp-muted);
  font-size: 0.8rem;
  font-weight: 600;
}

.gsp-course-card__meta--hero {
  margin-top: 0.85rem;
  color: rgba(255, 255, 255, 0.78);
}

.gsp-course-card__meta li {
  position: relative;
}

.gsp-course-card .gsp-btn {
  justify-self: start;
}

.gsp-learn-how {
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--gsp-line);
}

.gsp-learn-how h2 {
  margin: 0 0 1rem;
  font-family: var(--gsp-display);
  font-size: 1.25rem;
}

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

.gsp-learn-steps li {
  display: grid;
  gap: 0.15rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: #f4f7fb;
  border: 1px solid var(--gsp-line);
}

.gsp-learn-steps strong {
  font-size: 0.95rem;
}

.gsp-learn-steps span {
  color: var(--gsp-muted);
  font-size: 0.88rem;
}

.gsp-course-layout {
  display: grid;
  gap: 1.5rem;
}

.gsp-course-promise {
  padding: 1.1rem 1.2rem;
  border-radius: 14px;
  background: rgba(0, 86, 168, 0.08);
  border: 1px solid rgba(0, 86, 168, 0.15);
  margin-bottom: 1.35rem;
}

.gsp-course-promise h2,
.gsp-course-curriculum h2 {
  margin: 0 0 0.55rem;
  font-family: var(--gsp-display);
  font-size: 1.2rem;
}

.gsp-course-promise p {
  margin: 0;
  color: var(--gsp-ink);
}

.gsp-module {
  border: 1px solid var(--gsp-line);
  border-radius: 12px;
  margin-bottom: 0.65rem;
  background: #fff;
  overflow: hidden;
}

.gsp-module summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.9rem 1rem;
  font-weight: 700;
}

.gsp-module summary::-webkit-details-marker {
  display: none;
}

.gsp-module__index {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--gsp-blue);
}

.gsp-module__count {
  font-size: 0.78rem;
  color: var(--gsp-muted);
  background: #f4f7fb;
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
}

.gsp-lesson-list {
  list-style: none;
  margin: 0;
  padding: 0 0.75rem 0.85rem;
  display: grid;
  gap: 0.4rem;
}

.gsp-lesson {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  background: #f8fafc;
  font-size: 0.9rem;
}

.gsp-lesson__type {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gsp-navy);
  background: rgba(11, 31, 51, 0.08);
  padding: 0.2rem 0.45rem;
  border-radius: 6px;
}

.gsp-lesson__duration {
  color: var(--gsp-muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.gsp-course-enroll {
  padding: 1.15rem 1.2rem;
  border-radius: 16px;
  border: 1px solid var(--gsp-line);
  background: #fff;
  display: grid;
  gap: 0.75rem;
  position: sticky;
  top: calc(var(--gsp-header-h) + 12px);
}

.gsp-course-enroll .gsp-btn {
  width: 100%;
  text-align: center;
}

.gsp-course-back {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--gsp-blue);
}

.gsp-course-videos {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--gsp-line);
}

.gsp-course-videos h2 {
  margin: 0 0 1rem;
  font-family: var(--gsp-display);
  font-size: 1.25rem;
}

.gsp-video-grid {
  display: grid;
  gap: 1rem;
}

.gsp-video-card {
  padding: 1rem;
  border: 1px solid var(--gsp-line);
  border-radius: 14px;
  background: #fff;
}

.gsp-video-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
}

.gsp-video-card p {
  margin: 0.75rem 0 0;
  color: var(--gsp-muted);
  font-size: 0.9rem;
}

.gsp-video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 10px;
  background: #0b1f33;
}

.gsp-video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (min-width: 768px) {
  .gsp-video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.gsp-course-body {
  margin-top: 1.5rem;
  color: var(--gsp-muted);
}

.gsp-lesson__title {
  font-weight: 700;
  color: var(--gsp-ink);
}

a.gsp-lesson__title:hover {
  color: var(--gsp-blue);
}

/* ========== Lesson template ========== */
.gsp-lesson-wrap {
  max-width: 760px;
  display: grid;
  gap: 1.5rem;
}

.gsp-lesson-block h2 {
  margin: 0 0 0.75rem;
  font-family: var(--gsp-display);
  font-size: 1.25rem;
}

.gsp-lesson-summary {
  padding: 1.1rem 1.2rem;
  border-radius: 14px;
  background: rgba(0, 86, 168, 0.08);
  border: 1px solid rgba(0, 86, 168, 0.14);
}

.gsp-lesson-summary__body,
.gsp-lesson-summary p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--gsp-ink);
}

.gsp-lesson-summary__body p {
  margin: 0 0 0.65rem;
}

.gsp-lesson-summary__body p:last-child {
  margin-bottom: 0;
}

.gsp-lesson-hero-img {
  margin: 0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--gsp-line);
}

.gsp-lesson-hero-img img {
  width: 100%;
  display: block;
}

.gsp-how-block__title {
  margin: 0 0 0.55rem;
  font-family: var(--gsp-display);
  font-size: 1.15rem;
  line-height: 1.35;
}

.gsp-md-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75rem 0 1rem;
  font-size: 0.92rem;
}

.gsp-md-table th,
.gsp-md-table td {
  border: 1px solid var(--gsp-line);
  padding: 0.45rem 0.55rem;
  text-align: left;
  vertical-align: top;
}

.gsp-md-table th {
  background: #f4f7fb;
  font-weight: 700;
}

.gsp-how-block__body blockquote {
  margin: 0.75rem 0;
  padding: 0.65rem 0.85rem;
  border-left: 3px solid var(--gsp-blue);
  background: rgba(0, 86, 168, 0.06);
  color: var(--gsp-ink);
}

.gsp-how-block__body ul,
.gsp-how-block__body ol {
  margin: 0.5rem 0 0.85rem;
  padding-left: 1.25rem;
}

.gsp-how-block__body li {
  margin: 0.25rem 0;
}

.gsp-how-block__body code {
  font-size: 0.92em;
  padding: 0.1em 0.35em;
  border-radius: 4px;
  background: #f0f3f7;
}

.gsp-how-blocks {
  display: grid;
  gap: 1rem;
}

.gsp-how-block {
  position: relative;
  padding: 1rem 1.1rem 1rem 1.15rem;
  border-radius: 14px;
  border: 1px solid var(--gsp-line);
  background: #fff;
}

.gsp-how-block__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  margin-bottom: 0.45rem;
  border-radius: 999px;
  background: var(--gsp-navy);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
}

.gsp-lesson-badge {
  display: inline-block;
  margin-right: 0.35rem;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
}

.gsp-course-videos {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--gsp-line);
}

.gsp-course-videos h2 {
  margin: 0 0 1rem;
  font-family: var(--gsp-display);
  font-size: 1.25rem;
}

.gsp-video-grid {
  display: grid;
  gap: 1rem;
}

.gsp-video-card {
  padding: 1rem;
  border: 1px solid var(--gsp-line);
  border-radius: 14px;
  background: #fff;
}

.gsp-video-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
}

.gsp-video-card p {
  margin: 0.75rem 0 0;
  color: var(--gsp-muted);
  font-size: 0.9rem;
}

.gsp-video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 10px;
  background: #0b1f33;
}

.gsp-video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (min-width: 768px) {
  .gsp-video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.gsp-how-block h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
}

.gsp-how-block p {
  margin: 0 0 0.65rem;
  color: var(--gsp-muted);
  line-height: 1.6;
}

.gsp-how-block__body {
  color: var(--gsp-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.gsp-how-block__body p:last-child {
  margin-bottom: 0;
}

.gsp-lesson-summary p {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.6;
}

.gsp-how-block__img {
  margin: 0 0 0.75rem;
  border-radius: 10px;
  overflow: hidden;
}

.gsp-how-block__img img {
  width: 100%;
}

.gsp-lesson-diag {
  display: grid;
  gap: 0.75rem;
}

.gsp-lesson-diag > h2 {
  margin-bottom: 0.15rem;
}

.gsp-diag-card {
  padding: 0.95rem 1.05rem;
  border-radius: 12px;
  background: #f8fafc;
  border: 1px solid var(--gsp-line);
}

.gsp-diag-card h3 {
  margin: 0 0 0.4rem;
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--gsp-blue);
}

.gsp-diag-card p {
  margin: 0;
  line-height: 1.5;
}

.gsp-diag-card ol,
.gsp-diag-card ul {
  margin: 0;
  padding-left: 1.15rem;
  display: grid;
  gap: 0.35rem;
}

.gsp-diag-card--warn {
  background: rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.28);
}

.gsp-diag-card--warn h3 {
  color: #c2410c;
}

.gsp-lesson-truck {
  padding: 1.15rem 1.2rem;
  border-radius: 16px;
  background: var(--gsp-navy);
  color: #fff;
}

.gsp-lesson-truck h2 {
  color: #fff;
}

.gsp-truck-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.gsp-truck-list li {
  position: relative;
  padding-left: 1.6rem;
  font-size: 1.05rem;
  font-weight: 650;
  line-height: 1.35;
}

.gsp-truck-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 4px;
  border: 2px solid var(--gsp-orange);
}

.gsp-error-table {
  display: grid;
  gap: 0.5rem;
}

.gsp-error-table__head,
.gsp-error-table__row {
  display: grid;
  gap: 0.45rem;
  padding: 0.85rem 0.95rem;
  border-radius: 12px;
}

.gsp-error-table__head {
  background: #eef3f8;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gsp-muted);
}

.gsp-error-table__row {
  border: 1px solid var(--gsp-line);
  background: #fff;
  font-size: 0.9rem;
}

.gsp-lesson-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  padding-top: 0.5rem;
  border-top: 1px solid var(--gsp-line);
}

@media (min-width: 768px) {
  .gsp-error-table__head,
  .gsp-error-table__row {
    grid-template-columns: 1fr 1fr 1.2fr;
    align-items: start;
  }
}

/* ========== Footer ========== */
.gsp-footer {
  margin-top: 0.5rem;
  padding: 2rem 0 1.25rem;
  background: var(--gsp-navy);
  color: rgba(255, 255, 255, 0.82);
}

.gsp-footer__grid {
  display: grid;
  gap: 1.25rem;
}

.gsp-footer__brand strong {
  display: block;
  color: var(--gsp-white);
  font-family: var(--gsp-display);
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.gsp-footer__brand p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
}

.gsp-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
}

.gsp-footer__nav a {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  font-weight: 600;
}

.gsp-footer__nav a:hover {
  color: var(--gsp-orange);
}

.gsp-footer__contact a {
  color: var(--gsp-white);
  font-weight: 600;
  font-size: 0.92rem;
}

.gsp-footer__legal {
  margin-top: 1.35rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
}

.gsp-footer__legal .gsp-affiliate-disclosure {
  color: rgba(255, 255, 255, 0.5);
  max-width: 70ch;
}

/* ========== Mobile bottom nav ========== */
.gsp-bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  height: var(--gsp-bottom-h);
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--gsp-line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding-bottom: env(safe-area-inset-bottom);
}

.gsp-bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.12rem;
  color: var(--gsp-muted);
  font-size: 0.62rem;
  font-weight: 700;
}

.gsp-bottom-nav .gsp-icon {
  width: 22px;
  height: 22px;
}

.gsp-bottom-nav a.is-active {
  color: var(--gsp-orange);
}

/* Motion */
@media (prefers-reduced-motion: no-preference) {
  .gsp-hero__copy {
    animation: gsp-rise 0.5s ease both;
  }

  .gsp-hero__visual {
    animation: gsp-rise 0.55s ease 0.08s both;
  }

  .gsp-pillar:nth-child(1) {
    animation: gsp-rise 0.45s ease 0.12s both;
  }

  .gsp-pillar:nth-child(2) {
    animation: gsp-rise 0.45s ease 0.2s both;
  }

  .gsp-pillar:nth-child(3) {
    animation: gsp-rise 0.45s ease 0.28s both;
  }

  @keyframes gsp-rise {
    from {
      opacity: 0;
      transform: translateY(10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

/* ========== Desktop ========== */
@media (min-width: 768px) {
  body.gsp-body {
    padding-bottom: 0;
  }

  .gsp-header {
    --gsp-header-h: 68px;
  }

  .gsp-brand__text {
    font-size: 1.15rem;
  }

  .gsp-nav-desktop {
    display: flex;
  }

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

  .gsp-hero {
    padding: 3rem 0 2rem;
  }

  .gsp-hero__grid {
    grid-template-columns: 1fr 1.05fr;
    gap: 2rem;
    min-height: 360px;
  }

  .gsp-hero__visual img,
  .gsp-hero__visual svg,
  .gsp-hero__img {
    width: min(100%, 580px);
  }

  .gsp-section--pillars {
    padding: 2.75rem 0 3rem;
  }

  .gsp-pillars {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    max-width: 900px;
    margin-inline: auto;
  }

  .gsp-pillars--4 {
    grid-template-columns: repeat(3, 1fr);
    max-width: 900px;
  }

  .gsp-footer__grid {
    grid-template-columns: 1.2fr 1.4fr 1fr;
    align-items: start;
  }

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

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

  .gsp-learn-hero {
    grid-template-columns: 1.4fr 1fr;
    align-items: stretch;
  }

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

  .gsp-tool-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gsp-learn-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .gsp-course-layout {
    grid-template-columns: 1.6fr 0.9fr;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .gsp-course-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gsp-tool-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gsp-hero__grid {
    gap: 2.5rem;
  }

  .gsp-nav-desktop a {
    font-size: 1rem;
    padding: 0.4rem 0.65rem;
  }
}