/* Cloud Auto Logic — premium dark theme */
:root {
  --bg-deep: #07090d;
  --bg: #0b0e14;
  --bg-elevated: #12161f;
  --bg-panel: #171c28;
  --line: rgba(232, 213, 163, 0.14);
  --line-strong: rgba(232, 213, 163, 0.28);
  --text: #ece7dc;
  --text-muted: #9a9386;
  --gold: #c9a45c;
  --gold-bright: #e8d5a3;
  --gold-dim: #8a7038;
  --teal: #4f9d92;
  --danger: #d4746a;
  --ok: #6fbf9a;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --radius: 4px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Sora", system-ui, sans-serif;
  --header-h: 4.25rem;
  --max: 72rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(201, 164, 92, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 0%, rgba(79, 157, 146, 0.08), transparent 50%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  background-attachment: fixed;
}

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

a {
  color: var(--gold-bright);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--gold);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
}

p {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 1000;
  padding: 0.6rem 1rem;
  background: var(--gold);
  color: var(--bg-deep);
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(11, 14, 20, 0.82);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--text);
}

.brand-mark {
  width: 1.6rem;
  height: 1.6rem;
  border: 1.5px solid var(--gold);
  transform: rotate(45deg);
  box-shadow: inset 0 0 0 3px var(--bg), 0 0 0 1px rgba(201, 164, 92, 0.25);
  animation: markPulse 5s var(--ease) infinite;
}

@keyframes markPulse {
  0%, 100% { border-color: var(--gold); }
  50% { border-color: var(--gold-bright); }
}

.brand-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--line);
  padding: 0.55rem 0.6rem;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: var(--gold-bright);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.15rem 1.15rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 400;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  color: var(--gold-bright);
}

.nav-cta {
  display: inline-block;
  padding: 0.45rem 0.9rem !important;
  border: 1px solid var(--line-strong);
  color: var(--gold-bright) !important;
  background: rgba(201, 164, 92, 0.08);
}

.nav-cta:hover {
  background: rgba(201, 164, 92, 0.16);
}

/* Layout */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 4.5rem 0;
}

.section-tight {
  padding: 3rem 0;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  font-family: var(--font-body);
  font-weight: 500;
}

.lead {
  font-size: 1.125rem;
  max-width: 38rem;
}

.section-head {
  max-width: 36rem;
  margin-bottom: 2.5rem;
}

.section-head h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s, border-color 0.25s, color 0.25s;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--gold) 0%, #a8843a 100%);
  color: var(--bg-deep);
  border-color: var(--gold-dim);
}

.btn-primary:hover {
  color: var(--bg-deep);
}

.btn-ghost {
  background: transparent;
  color: var(--gold-bright);
  border-color: var(--line-strong);
}

.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* Hero — brand-first, full-bleed visual */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.38) saturate(0.7);
  transform: scale(1.04);
  animation: heroDrift 28s ease-in-out infinite alternate;
}

@keyframes heroDrift {
  from { transform: scale(1.04) translate(0, 0); }
  to { transform: scale(1.1) translate(-1.5%, -1%); }
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 9, 13, 0.35) 0%, rgba(7, 9, 13, 0.55) 40%, rgba(7, 9, 13, 0.92) 100%),
    linear-gradient(90deg, rgba(7, 9, 13, 0.75) 0%, transparent 55%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: 4rem 1.25rem 3.5rem;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 450;
  line-height: 0.95;
  margin: 0 0 1.25rem;
  color: var(--text);
  letter-spacing: -0.03em;
  animation: fadeUp 0.9s var(--ease) both;
}

.hero-line {
  max-width: 28rem;
  font-size: 1.05rem;
  color: var(--text-muted);
  animation: fadeUp 0.9s 0.15s var(--ease) both;
}

.hero-cta {
  animation: fadeUp 0.9s 0.28s var(--ease) both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Proof strip */
.proof-strip {
  border-block: 1px solid var(--line);
  background: rgba(18, 22, 31, 0.7);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding: 2rem 0;
  text-align: center;
}

.proof-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--gold-bright);
  font-weight: 500;
}

.proof-item span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Course cards / grids — interaction containers */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.course-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.course-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
  color: inherit;
}

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

.course-card-body {
  padding: 1.25rem 1.35rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  color: var(--text);
}

.course-card p {
  flex: 1;
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--gold);
}

/* Feature list — not cards */
.feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem 3rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.feature-list li {
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
}

.feature-list h3 {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
}

/* Split panels */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.split-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
}

/* Testimonials */
.quote-stack {
  display: grid;
  gap: 1.5rem;
}

.quote {
  border-left: 2px solid var(--gold-dim);
  padding: 0.25rem 0 0.25rem 1.5rem;
}

.quote p {
  color: var(--text);
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}

.quote cite {
  font-style: normal;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.quote.long p {
  font-size: 0.98rem;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  align-items: stretch;
}

.price-tier {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 1.75rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
}

.price-tier.featured {
  border-color: var(--gold-dim);
  background: linear-gradient(180deg, rgba(201, 164, 92, 0.1) 0%, var(--bg-elevated) 40%);
  transform: translateY(-0.5rem);
}

.price-tier h3 {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
}

.price-amount {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--gold-bright);
  margin: 1rem 0 0.25rem;
}

.price-amount span {
  font-size: 1rem;
  color: var(--text-muted);
  font-family: var(--font-body);
}

.price-tier ul {
  margin: 1.25rem 0 1.75rem;
  padding: 0;
  list-style: none;
  flex: 1;
}

.price-tier li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.1rem;
  color: var(--text-muted);
  font-size: 0.92rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.price-tier li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--teal);
}

.price-note {
  font-size: 0.85rem;
  margin-top: 1.5rem;
  color: var(--text-muted);
}

/* Forms */
.form-panel {
  max-width: 36rem;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 1.75rem;
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.88rem;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  border-radius: var(--radius);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold);
}

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

.field-error {
  display: none;
  margin-top: 0.35rem;
  font-size: 0.82rem;
  color: var(--danger);
}

.form-group.has-error .field-error {
  display: block;
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: var(--danger);
}

.form-status {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  font-size: 0.92rem;
  display: none;
}

.form-status.is-success {
  display: block;
  background: rgba(111, 191, 154, 0.12);
  border: 1px solid rgba(111, 191, 154, 0.35);
  color: var(--ok);
}

.form-status.is-error {
  display: block;
  background: rgba(212, 116, 106, 0.12);
  border: 1px solid rgba(212, 116, 106, 0.35);
  color: var(--danger);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
}

.contact-details address {
  font-style: normal;
  color: var(--text-muted);
  line-height: 1.8;
}

.contact-details a {
  color: var(--gold-bright);
  text-decoration: none;
}

/* Blog */
.blog-list {
  display: grid;
  gap: 2rem;
}

.blog-item {
  display: grid;
  grid-template-columns: 14rem 1fr;
  gap: 1.5rem;
  text-decoration: none;
  color: inherit;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.blog-item:hover h3 {
  color: var(--gold-bright);
}

.blog-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
}

.blog-item h3 {
  margin: 0.35rem 0 0.5rem;
  font-size: 1.45rem;
  transition: color 0.2s;
}

.blog-meta {
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.article {
  max-width: 42rem;
  margin: 0 auto;
  padding: 3rem 1.25rem 5rem;
}

.article-hero img {
  width: 100%;
  max-height: 24rem;
  object-fit: cover;
  border: 1px solid var(--line);
  margin: 1.5rem 0 2rem;
}

.article h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin: 0.5rem 0 1rem;
}

.article p,
.article li {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.article h2 {
  margin: 2.25rem 0 0.75rem;
  font-size: 1.55rem;
}

/* Legal */
.legal {
  max-width: 46rem;
  margin: 0 auto;
  padding: 3rem 1.25rem 5rem;
}

.legal h1 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  margin-bottom: 0.5rem;
}

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

.legal table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.9rem;
}

.legal th,
.legal td {
  border: 1px solid var(--line);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.legal th {
  background: var(--bg-elevated);
  color: var(--gold-bright);
  font-weight: 500;
}

/* Page hero (inner) */
.page-hero {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  margin: 0 0 0.75rem;
  max-width: 18ch;
}

.page-hero .lead {
  margin-bottom: 0;
}

.page-hero-bleed {
  position: relative;
  min-height: 22rem;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.page-hero-bleed .hero-media {
  position: absolute;
  inset: 0;
}

.page-hero-bleed .hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4) saturate(0.75);
}

.page-hero-bleed .hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 20%, rgba(7, 9, 13, 0.95) 100%);
}

.page-hero-bleed .container {
  position: relative;
  z-index: 1;
  padding-bottom: 2.5rem;
  padding-top: 4rem;
}

/* Modules / FAQ */
.module-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: mod;
}

.module-list li {
  counter-increment: mod;
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.module-list li::before {
  content: counter(mod, decimal-leading-zero);
  font-family: var(--font-display);
  color: var(--gold);
  font-size: 1.25rem;
}

.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
}

.faq-list summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--text);
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--gold);
}

.faq-list details[open] summary::after {
  content: "–";
}

.faq-list details p {
  margin-top: 0.75rem;
  padding-right: 2rem;
}

/* Instructor */
.instructor {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 1.5rem;
  align-items: start;
  margin: 2rem 0;
}

.instructor img {
  width: 8rem;
  height: 8rem;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 50%;
}

/* Case study */
.case-study {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 2rem;
  margin: 2rem 0;
}

.case-study h3 {
  margin-top: 0;
}

.stars {
  color: var(--gold);
  letter-spacing: 0.1em;
  font-size: 0.9rem;
}

/* CTA band */
.cta-band {
  margin: 2rem 0 0;
  padding: 3.5rem 0;
  background:
    linear-gradient(120deg, rgba(201, 164, 92, 0.12), transparent 50%),
    var(--bg-panel);
  border-block: 1px solid var(--line);
}

.cta-band h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  max-width: 16ch;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(18, 22, 31, 0.96);
  border-top: 1px solid var(--line-strong);
  padding: 1.15rem 1.25rem;
  transform: translateY(110%);
  transition: transform 0.4s var(--ease);
  box-shadow: var(--shadow);
}

.cookie-banner.is-visible {
  transform: translateY(0);
}

.cookie-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cookie-inner p {
  margin: 0;
  flex: 1 1 18rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.cookie-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.cookie-actions .btn {
  padding: 0.65rem 1.1rem;
}

.script-error {
  margin: 0.5rem 1.25rem;
  padding: 0.75rem 1rem;
  background: rgba(212, 116, 106, 0.15);
  border: 1px solid rgba(212, 116, 106, 0.4);
  color: var(--danger);
  font-size: 0.9rem;
}

/* Footer */
.site-footer {
  margin-top: 4rem;
  border-top: 1px solid var(--line);
  background: var(--bg-deep);
  padding: 3.5rem 0 2rem;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.footer-brand {
  max-width: 28rem;
  margin-bottom: 2.5rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text);
  margin: 0 0 0.75rem;
}

.footer-tag {
  font-size: 0.92rem;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-col h2 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 1rem;
  font-weight: 500;
}

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

.footer-col li {
  margin-bottom: 0.45rem;
}

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

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

.footer-address {
  font-style: normal;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-address a {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.footer-bottom p {
  margin: 0;
  font-size: 0.82rem;
}

/* 404 */
.error-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1.25rem;
}

.error-page h1 {
  font-size: clamp(4rem, 12vw, 8rem);
  margin: 0;
  color: var(--gold);
  line-height: 1;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 960px) {
  .proof-grid,
  .card-grid,
  .pricing-grid,
  .footer-cols {
    grid-template-columns: 1fr 1fr;
  }

  .price-tier.featured {
    transform: none;
  }

  .split,
  .contact-grid,
  .feature-list {
    grid-template-columns: 1fr;
  }

  .blog-item {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(11, 14, 20, 0.98);
    border-bottom: 1px solid var(--line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s var(--ease);
  }

  .site-nav.is-open {
    max-height: 24rem;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.25rem 1.5rem;
    gap: 0;
  }

  .nav-list a {
    display: block;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-cta {
    margin-top: 0.75rem;
    text-align: center;
  }

  .proof-grid,
  .card-grid,
  .pricing-grid,
  .footer-cols {
    grid-template-columns: 1fr;
  }

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

  .hero {
    min-height: 85vh;
  }
}