/* ==========================================================================
   Gulf cluster: Saudi Arabia "Sadu" identity
   Prefix: gsa-
   Editorial, print-influenced, light. Ivory paper ground, ink text,
   maroon + palm accents, Al-Sadu woven band motifs as pure CSS.
   Fonts: Zilla Slab (headings) + Inter (body), loaded per page.
   ========================================================================== */

:root {
  --gsa-ivory: #F7F3EA;
  --gsa-ink: #2B2118;
  --gsa-maroon: #7A2E2E;
  --gsa-maroon-deep: #632424;
  --gsa-palm: #2E5E3F;
  --gsa-sand: #D9CBB0;
  --gsa-sand-soft: #EDE5D3;
  --gsa-white: #FFFFFF;
  --gsa-muted: #5C4F42;
  --gsa-serif: 'Zilla Slab', 'Georgia', serif;
  --gsa-sans: 'Inter', -apple-system, 'Segoe UI', sans-serif;
  --gsa-shadow: 0 1px 2px rgba(43, 33, 24, .06);
  --gsa-wrap: 1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.gsa-body {
  background: var(--gsa-ivory);
  color: var(--gsa-ink);
  font-family: var(--gsa-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--gsa-maroon); }

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--gsa-palm);
  outline-offset: 2px;
}

.gsa-wrap {
  max-width: var(--gsa-wrap);
  margin: 0 auto;
  padding: 0 24px;
}

/* --------------------------------------------------------------------------
   Sadu band motif: a woven divider strip
   -------------------------------------------------------------------------- */

.gsa-band {
  height: 10px;
  border-top: 1px solid var(--gsa-sand);
  border-bottom: 1px solid var(--gsa-sand);
  background: repeating-linear-gradient(
    45deg,
    rgba(122, 46, 46, .50) 0 6px,
    rgba(237, 229, 211, .95) 6px 12px,
    rgba(46, 94, 63, .40) 12px 18px,
    rgba(237, 229, 211, .95) 18px 24px,
    rgba(217, 203, 176, .85) 24px 30px,
    rgba(237, 229, 211, .95) 30px 36px
  );
}

/* --------------------------------------------------------------------------
   Nav
   -------------------------------------------------------------------------- */

.gsa-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--gsa-ivory);
  border-bottom: 1px solid var(--gsa-sand);
}

.gsa-nav-inner {
  max-width: var(--gsa-wrap);
  margin: 0 auto;
  padding: 0 24px;
  height: 66px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.gsa-nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--gsa-ink);
  font-family: var(--gsa-serif);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: .01em;
  margin-right: auto;
}

.gsa-nav-brand img { width: 34px; height: 34px; }

.gsa-nav-brand .gsa-brand-tag {
  font-family: var(--gsa-sans);
  font-weight: 600;
  font-size: .66rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gsa-maroon);
  border: 1px solid var(--gsa-sand);
  padding: 2px 7px;
  border-radius: 2px;
  background: var(--gsa-white);
}

.gsa-nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  list-style: none;
}

.gsa-nav-links a {
  text-decoration: none;
  color: var(--gsa-ink);
  font-size: .93rem;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  padding: 4px 0;
}

.gsa-nav-links a:hover { border-bottom-color: var(--gsa-maroon); }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

.gsa-btn {
  display: inline-block;
  background: var(--gsa-maroon);
  color: var(--gsa-ivory);
  font-family: var(--gsa-sans);
  font-weight: 600;
  font-size: .97rem;
  line-height: 1;
  padding: 15px 26px;
  border: 1px solid var(--gsa-maroon);
  border-radius: 2px;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s ease;
}

.gsa-btn:hover { background: var(--gsa-maroon-deep); }

.gsa-btn-ghost {
  display: inline-block;
  background: transparent;
  color: var(--gsa-ink);
  font-family: var(--gsa-sans);
  font-weight: 600;
  font-size: .97rem;
  line-height: 1;
  padding: 15px 26px;
  border: 1px solid var(--gsa-ink);
  border-radius: 2px;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s ease;
}

.gsa-btn-ghost:hover { background: var(--gsa-sand-soft); }

.gsa-btn-ghost.gsa-btn-palm {
  color: var(--gsa-palm);
  border-color: var(--gsa-palm);
}

.gsa-btn-ghost.gsa-btn-palm:hover { background: rgba(46, 94, 63, .07); }

.gsa-nav .gsa-btn { padding: 11px 18px; font-size: .88rem; }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.gsa-hero { padding: 64px 0 56px; }

.gsa-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 200px;
  gap: 56px;
  align-items: stretch;
}

.gsa-kicker {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gsa-palm);
  margin-bottom: 18px;
}

.gsa-h1 {
  font-family: var(--gsa-serif);
  font-weight: 700;
  font-size: clamp(2.3rem, 5vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--gsa-ink);
  margin-bottom: 22px;
}

.gsa-h1 em {
  font-style: normal;
  color: var(--gsa-maroon);
}

.gsa-hero-lede {
  font-size: 1.12rem;
  line-height: 1.7;
  color: var(--gsa-muted);
  max-width: 620px;
  margin-bottom: 14px;
}

.gsa-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 20px;
}

.gsa-trust {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .92rem;
  color: var(--gsa-ink);
  font-weight: 500;
}

.gsa-trust .gsa-stars {
  color: var(--gsa-maroon);
  letter-spacing: .12em;
  font-size: .95rem;
}

/* Woven side panel: pure CSS Sadu runner */
.gsa-weave {
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  min-height: 320px;
  background-image:
    repeating-linear-gradient(45deg, rgba(247, 243, 234, .14) 0 2px, transparent 2px 7px),
    repeating-linear-gradient(
      180deg,
      var(--gsa-maroon) 0 16px,
      var(--gsa-ivory) 16px 20px,
      var(--gsa-palm) 20px 28px,
      var(--gsa-ivory) 28px 32px,
      var(--gsa-sand) 32px 52px,
      var(--gsa-ivory) 52px 56px,
      var(--gsa-maroon) 56px 62px,
      var(--gsa-ivory) 62px 76px
    );
}

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */

.gsa-section {
  padding: 72px 0;
  scroll-margin-top: 84px;
}

.gsa-section-white {
  background: var(--gsa-white);
  border-top: 1px solid var(--gsa-sand);
  border-bottom: 1px solid var(--gsa-sand);
}

.gsa-eyebrow {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gsa-maroon);
  margin-bottom: 12px;
}

.gsa-h2 {
  font-family: var(--gsa-serif);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  line-height: 1.15;
  margin-bottom: 16px;
}

.gsa-h3 {
  font-family: var(--gsa-serif);
  font-weight: 600;
  font-size: 1.35rem;
  margin-bottom: 10px;
}

.gsa-lede {
  font-size: 1.06rem;
  color: var(--gsa-muted);
  max-width: 720px;
  margin-bottom: 12px;
}

.gsa-prose { max-width: 760px; }

.gsa-prose p { margin-bottom: 16px; }

.gsa-prose strong { color: var(--gsa-ink); }

.gsa-prose ul {
  margin: 0 0 16px;
  padding-left: 22px;
}

.gsa-prose li {
  margin-bottom: 10px;
  color: var(--gsa-muted);
}

.gsa-prose .gsa-h3 { margin-top: 34px; }

/* --------------------------------------------------------------------------
   Anchor pills
   -------------------------------------------------------------------------- */

.gsa-anchor-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 8px;
}

.gsa-pill {
  display: inline-block;
  text-decoration: none;
  color: var(--gsa-ink);
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  padding: 8px 16px;
  font-size: .88rem;
  font-weight: 500;
}

.gsa-pill:hover {
  border-color: var(--gsa-maroon);
  color: var(--gsa-maroon);
}

/* --------------------------------------------------------------------------
   Course cards
   -------------------------------------------------------------------------- */

.gsa-course-group {
  margin-top: 44px;
  scroll-margin-top: 84px;
}

.gsa-course-group-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  border-bottom: 1px solid var(--gsa-sand);
  padding-bottom: 10px;
  margin-bottom: 24px;
}

.gsa-course-group-head .gsa-h3 { margin-bottom: 0; }

.gsa-course-group-head span {
  font-size: .85rem;
  color: var(--gsa-muted);
}

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

.gsa-course-card {
  display: flex;
  flex-direction: column;
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  box-shadow: var(--gsa-shadow);
  text-decoration: none;
  color: var(--gsa-ink);
  overflow: hidden;
  transition: border-color .15s ease;
}

.gsa-course-card:hover { border-color: var(--gsa-maroon); }

.gsa-course-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--gsa-sand);
}

.gsa-course-card-body { padding: 18px 18px 20px; }

.gsa-course-card-title {
  font-family: var(--gsa-serif);
  font-weight: 600;
  font-size: 1.12rem;
  line-height: 1.3;
  margin-bottom: 8px;
}

.gsa-course-card:hover .gsa-course-card-title { color: var(--gsa-maroon); }

.gsa-course-card-desc {
  font-size: .9rem;
  color: var(--gsa-muted);
  line-height: 1.55;
}

.gsa-course-card-go {
  margin-top: 12px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--gsa-maroon);
}

/* --------------------------------------------------------------------------
   Hub: city and topic links
   -------------------------------------------------------------------------- */

.gsa-hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 32px;
}

.gsa-hub-card {
  display: block;
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-left: 4px solid var(--gsa-maroon);
  border-radius: 2px;
  padding: 20px 22px;
  text-decoration: none;
  color: var(--gsa-ink);
  box-shadow: var(--gsa-shadow);
  transition: border-color .15s ease;
}

.gsa-hub-card:hover { border-color: var(--gsa-maroon); }

.gsa-hub-card .gsa-hub-title {
  font-family: var(--gsa-serif);
  font-weight: 600;
  font-size: 1.08rem;
  margin-bottom: 6px;
}

.gsa-hub-card p {
  font-size: .88rem;
  color: var(--gsa-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   Numbered steps (how classes work)
   -------------------------------------------------------------------------- */

.gsa-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 32px;
  counter-reset: gsa-step;
}

.gsa-step {
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  padding: 22px 24px;
  box-shadow: var(--gsa-shadow);
  counter-increment: gsa-step;
}

.gsa-step::before {
  content: counter(gsa-step, decimal-leading-zero);
  display: block;
  font-family: var(--gsa-serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--gsa-maroon);
  border-bottom: 1px solid var(--gsa-sand);
  padding-bottom: 8px;
  margin-bottom: 12px;
  letter-spacing: .08em;
}

.gsa-step h3 {
  font-family: var(--gsa-serif);
  font-weight: 600;
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.gsa-step p {
  font-size: .93rem;
  color: var(--gsa-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Syllabus arc (depth section)
   -------------------------------------------------------------------------- */

.gsa-syllabus {
  margin-top: 32px;
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  background: var(--gsa-white);
  box-shadow: var(--gsa-shadow);
}

.gsa-syllabus-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 26px 28px;
  border-bottom: 1px solid var(--gsa-sand);
}

.gsa-syllabus-row:last-child { border-bottom: none; }

.gsa-syllabus-stage {
  font-family: var(--gsa-serif);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--gsa-maroon);
  line-height: 1.35;
}

.gsa-syllabus-stage small {
  display: block;
  font-family: var(--gsa-sans);
  font-weight: 500;
  font-size: .78rem;
  color: var(--gsa-muted);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-top: 4px;
}

.gsa-syllabus-body p {
  font-size: .95rem;
  color: var(--gsa-ink);
  line-height: 1.65;
  margin-bottom: 8px;
}

.gsa-syllabus-body p:last-child { margin-bottom: 0; }

/* --------------------------------------------------------------------------
   Feature grid (why families choose us)
   -------------------------------------------------------------------------- */

.gsa-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 32px;
}

.gsa-feature {
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  padding: 24px;
  box-shadow: var(--gsa-shadow);
}

.gsa-feature svg {
  width: 26px;
  height: 26px;
  stroke: var(--gsa-palm);
  margin-bottom: 14px;
}

.gsa-feature h3 {
  font-family: var(--gsa-serif);
  font-weight: 600;
  font-size: 1.12rem;
  margin-bottom: 8px;
}

.gsa-feature p {
  font-size: .92rem;
  color: var(--gsa-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Reviews
   -------------------------------------------------------------------------- */

.gsa-review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 32px;
}

.gsa-review-card {
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-top: 4px solid var(--gsa-maroon);
  border-radius: 2px;
  padding: 24px;
  box-shadow: var(--gsa-shadow);
  display: flex;
  flex-direction: column;
}

.gsa-review-stars {
  color: var(--gsa-maroon);
  letter-spacing: .14em;
  font-size: .9rem;
  margin-bottom: 12px;
}

.gsa-review-card blockquote {
  font-size: .95rem;
  line-height: 1.65;
  color: var(--gsa-ink);
  margin-bottom: 16px;
  flex: 1;
}

.gsa-review-name {
  font-family: var(--gsa-serif);
  font-weight: 600;
  font-size: .98rem;
}

.gsa-review-role {
  font-size: .82rem;
  color: var(--gsa-muted);
}

/* --------------------------------------------------------------------------
   Pricing
   -------------------------------------------------------------------------- */

.gsa-price-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 420px));
  justify-content: center;
  gap: 22px;
  margin-top: 32px;
}

.gsa-price-card {
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  padding: 30px 28px;
  box-shadow: var(--gsa-shadow);
  text-align: center;
}

.gsa-price-card.gsa-price-featured { border: 2px solid var(--gsa-maroon); }

.gsa-price-plan {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gsa-palm);
  margin-bottom: 12px;
}

.gsa-price-figure {
  font-family: var(--gsa-serif);
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 1;
  color: var(--gsa-ink);
}

.gsa-price-figure small {
  font-family: var(--gsa-sans);
  font-weight: 500;
  font-size: .95rem;
  color: var(--gsa-muted);
}

.gsa-price-local {
  font-size: .92rem;
  color: var(--gsa-maroon);
  font-weight: 600;
  margin: 10px 0 16px;
}

.gsa-price-list {
  list-style: none;
  text-align: left;
  margin: 0 auto 22px;
  max-width: 300px;
}

.gsa-price-list li {
  font-size: .92rem;
  color: var(--gsa-muted);
  padding: 6px 0 6px 24px;
  position: relative;
}

.gsa-price-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--gsa-palm);
  font-weight: 700;
}

.gsa-price-note {
  text-align: center;
  font-size: .92rem;
  color: var(--gsa-muted);
  margin-top: 22px;
}

/* --------------------------------------------------------------------------
   FAQ
   -------------------------------------------------------------------------- */

.gsa-faq {
  max-width: 800px;
  margin-top: 32px;
}

.gsa-faq-item {
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  margin-bottom: 12px;
  box-shadow: var(--gsa-shadow);
}

.gsa-faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 22px;
  font-family: var(--gsa-serif);
  font-weight: 600;
  font-size: 1.05rem;
  position: relative;
  padding-right: 48px;
}

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

.gsa-faq-item summary::after {
  content: "+";
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--gsa-sans);
  font-weight: 500;
  font-size: 1.3rem;
  color: var(--gsa-maroon);
}

.gsa-faq-item[open] summary::after { content: "\2212"; }

.gsa-faq-item[open] summary { border-bottom: 1px solid var(--gsa-sand); }

.gsa-faq-body {
  padding: 18px 22px;
  font-size: .95rem;
  color: var(--gsa-muted);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   Final CTA + lead form
   -------------------------------------------------------------------------- */

.gsa-demo-panel {
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  box-shadow: var(--gsa-shadow);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  overflow: hidden;
}

.gsa-demo-copy { padding: 40px 42px; }

.gsa-demo-copy .gsa-h2 { margin-bottom: 14px; }

.gsa-demo-copy p {
  font-size: .98rem;
  color: var(--gsa-muted);
  margin-bottom: 14px;
}

.gsa-demo-form-col {
  background: var(--gsa-sand-soft);
  border-left: 1px solid var(--gsa-sand);
  padding: 40px 42px;
}

.gsa-leadform {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.gsa-leadform input,
.gsa-leadform select {
  font-family: var(--gsa-sans);
  font-size: .95rem;
  color: var(--gsa-ink);
  background: var(--gsa-white);
  border: 1px solid var(--gsa-sand);
  border-radius: 2px;
  padding: 13px 14px;
  width: 100%;
}

.gsa-leadform input::placeholder { color: var(--gsa-muted); }

.gsa-leadform select:invalid { color: var(--gsa-muted); }

.gsa-leadform button[type="submit"] {
  background: var(--gsa-maroon);
  color: var(--gsa-ivory);
  font-family: var(--gsa-sans);
  font-weight: 600;
  font-size: .97rem;
  padding: 15px 26px;
  border: 1px solid var(--gsa-maroon);
  border-radius: 2px;
  cursor: pointer;
  transition: background .15s ease;
}

.gsa-leadform button[type="submit"]:hover { background: var(--gsa-maroon-deep); }

.gsa-leadform button[type="submit"]:disabled {
  opacity: .65;
  cursor: default;
}

.gsa-form-fine {
  font-size: .8rem;
  color: var(--gsa-muted);
  text-align: center;
}

.gsa-form-ok {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gsa-palm);
  padding: 20px 0;
}

/* --------------------------------------------------------------------------
   Footer (the one permitted dark surface)
   -------------------------------------------------------------------------- */

.gsa-footer {
  background: var(--gsa-ink);
  color: var(--gsa-ivory);
  padding: 56px 0 32px;
}

.gsa-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 40px;
}

.gsa-footer-brand {
  font-family: var(--gsa-serif);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.gsa-footer p {
  font-size: .88rem;
  color: rgba(247, 243, 234, .75);
  line-height: 1.6;
  max-width: 320px;
}

.gsa-footer h4 {
  font-family: var(--gsa-sans);
  font-weight: 600;
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gsa-sand);
  margin-bottom: 14px;
}

.gsa-footer-links { list-style: none; }

.gsa-footer-links li { margin-bottom: 9px; }

.gsa-footer-links a {
  color: rgba(247, 243, 234, .85);
  text-decoration: none;
  font-size: .9rem;
}

.gsa-footer-links a:hover {
  color: var(--gsa-ivory);
  text-decoration: underline;
}

.gsa-footer-bottom {
  border-top: 1px solid rgba(217, 203, 176, .25);
  padding-top: 22px;
  font-size: .82rem;
  color: rgba(247, 243, 234, .6);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 980px) {
  .gsa-course-grid,
  .gsa-feature-grid,
  .gsa-review-grid,
  .gsa-hub-grid { grid-template-columns: repeat(2, 1fr); }

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

  .gsa-weave {
    min-height: 0;
    height: 46px;
  }

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

  .gsa-demo-panel { grid-template-columns: 1fr; }

  .gsa-demo-form-col {
    border-left: none;
    border-top: 1px solid var(--gsa-sand);
  }

  .gsa-syllabus-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (max-width: 720px) {
  body.gsa-body { font-size: 1rem; }

  .gsa-nav-links { display: none; }

  .gsa-nav-inner { gap: 14px; }

  .gsa-nav-brand { white-space: nowrap; font-size: 1rem; }

  .gsa-nav-brand .gsa-brand-tag { display: none; }

  .gsa-course-group-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }

  .gsa-hero { padding: 44px 0 40px; }

  .gsa-section { padding: 52px 0; }

  .gsa-course-grid,
  .gsa-feature-grid,
  .gsa-review-grid,
  .gsa-hub-grid,
  .gsa-steps,
  .gsa-price-grid { grid-template-columns: 1fr; }

  .gsa-hero-ctas .gsa-btn,
  .gsa-hero-ctas .gsa-btn-ghost {
    width: 100%;
    text-align: center;
  }

  .gsa-demo-copy,
  .gsa-demo-form-col { padding: 28px 24px; }

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