:root {
  --navy-950: #07172b;
  --navy-900: #0b2440;
  --navy-800: #10365f;
  --navy-700: #164a7d;
  --blue-700: #1d4ed8;
  --blue-100: #dbeafe;
  --ink: #14213a;
  --body: #24344d;
  --muted: #3d4f68;
  --slate-900: #17202c;
  --slate-700: #334155;
  --slate-500: #475569;
  --line: #d7e0ec;
  --line-strong: #b8c6d8;
  --slate-100: #eef2f7;
  --slate-50: #f6f8fb;
  --gold-500: #b98a12;
  --gold-400: #f5c542;
  --white: #ffffff;
  --shadow: 0 24px 60px rgba(7, 23, 43, 0.16);
  --card-shadow: 0 12px 32px rgba(7, 23, 43, 0.07);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1rem;
  color: var(--body);
  background: var(--white);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

::selection {
  color: var(--navy-950);
  background: #fde68a;
}

a {
  color: var(--navy-700);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--navy-950);
}

:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 50;
  padding: 12px 16px;
  border-radius: 999px;
  color: var(--white);
  background: var(--navy-950);
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-180%);
}

.skip-link:focus {
  color: var(--white);
  transform: translateY(0);
}

img,
svg {
  max-width: 100%;
}

p,
li {
  max-width: 72ch;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 28px rgba(7, 23, 43, 0.05);
  backdrop-filter: blur(12px);
}

.header-inner {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  color: var(--navy-950);
  font-weight: 700;
  line-height: 1.25;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.brand-badge {
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
}

.brand-mark {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border-radius: 13px;
  display: inline-grid;
  place-items: center;
  color: var(--white);
  background: linear-gradient(145deg, var(--navy-900), var(--navy-700));
  font-size: 0.88rem;
  font-weight: 800;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.22);
}

.brand-text {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.brand small {
  display: block;
  color: #7c8a9d;
  font-size: 0.55rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: none;
  text-align: left;
  margin-top: 2px;
  line-height: 1.2;
}

.main-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--slate-700);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.94rem;
  padding: 10px 12px;
  border-radius: 999px;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--navy-900);
  background: var(--slate-100);
}

.main-nav a.nav-cta {
  color: var(--white);
  background: var(--navy-900);
  padding-inline: 18px;
}

.main-nav a.nav-cta:hover {
  color: var(--white);
  background: var(--navy-700);
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.hero {
  color: var(--white);
  background:
    radial-gradient(circle at 84% 18%, rgba(245, 197, 66, 0.22), transparent 28%),
    linear-gradient(135deg, var(--navy-950) 0%, var(--navy-900) 52%, var(--navy-800) 100%);
  overflow: hidden;
}

.hero-inner {
  padding: clamp(72px, 9vw, 108px) 0;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 56px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--gold-500);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #f3d66b;
}

h1,
h2,
h3 {
  color: var(--navy-950);
  line-height: 1.16;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

h1 {
  margin: 0;
  font-size: clamp(2.65rem, 6vw, 4.75rem);
  max-width: 760px;
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(1.95rem, 3.6vw, 2.75rem);
}

h3 {
  margin: 0 0 10px;
  font-size: 1.22rem;
  line-height: 1.3;
}

.hero h1,
.hero h2,
.page-hero h1 {
  color: var(--white);
}

.hero-copy {
  max-width: 68ch;
  margin: 24px 0 0;
  color: #e7eff9;
  font-size: 1.13rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 15px 26px;
  border-radius: 999px;
  border: 2px solid transparent;
  font: inherit;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  touch-action: manipulation;
  transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

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

.button.primary {
  color: var(--navy-950);
  background: var(--gold-400);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.18);
}

.button.primary:hover {
  color: var(--navy-950);
  background: #ffd35c;
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.68);
  background: rgba(255, 255, 255, 0.08);
}

.button.secondary:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.16);
}

.button.dark {
  color: var(--white);
  background: var(--navy-900);
}

.button.dark:hover {
  color: var(--white);
  background: var(--navy-700);
}

.button.light {
  color: var(--navy-900);
  background: var(--white);
  border-color: var(--line-strong);
}

.button.light:hover {
  color: var(--navy-950);
  background: var(--slate-100);
}

.hero-panel {
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 26px;
  padding: clamp(26px, 4vw, 36px);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

.hero-panel h2 {
  color: var(--white);
  font-size: 1.42rem;
}

.hero-panel p,
.hero-panel li {
  color: #e7eff9;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  min-height: 34px;
  padding: 7px 12px;
  border-radius: 999px;
  color: #10233c;
  background: #fde68a;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--navy-900);
}

.check-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  margin: 12px 0;
  padding-left: 28px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.48em;
  width: 13px;
  height: 8px;
  border-left: 3px solid var(--gold-400);
  border-bottom: 3px solid var(--gold-400);
  transform: rotate(-45deg);
}

.section {
  padding: clamp(72px, 9vw, 108px) 0;
}

.section.alt {
  background: var(--slate-50);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.section-heading p {
  color: var(--muted);
  font-size: 1.06rem;
}

.grid {
  display: grid;
  gap: 24px;
}

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

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

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(24px, 3vw, 32px);
  background: var(--white);
  box-shadow: var(--card-shadow);
}

.card p,
.card li {
  color: var(--body);
}

.card .tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--navy-800);
  background: var(--blue-100);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.course-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
}

.course-card .button {
  margin-top: auto;
  align-self: flex-start;
}

.course-card ul,
.clean-list {
  margin: 14px 0 22px;
  padding-left: 1.25em;
}

.clean-list li,
.course-card li {
  margin: 0.42em 0;
}

.feature-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: var(--white);
  background: var(--navy-900);
  font-weight: 800;
}

.steps {
  counter-reset: step;
}

.step-card {
  position: relative;
  padding-top: 30px;
}

.step-card::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: 22px;
  right: 22px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--navy-700);
  font-weight: 800;
}

.step-card h3 {
  padding-right: 52px;
}

.page-hero {
  padding: clamp(68px, 8vw, 96px) 0;
  color: var(--white);
  background: linear-gradient(135deg, var(--navy-950), var(--navy-800));
}

.page-hero h1 {
  font-size: clamp(2.35rem, 5vw, 4.1rem);
}

.page-hero p {
  max-width: 68ch;
  color: #e7eff9;
  font-size: 1.1rem;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  gap: 32px;
  align-items: start;
}

.split > div > p,
.split > article > p {
  color: var(--body);
}

.sidebar-card {
  position: sticky;
  top: 108px;
  border-color: var(--line-strong);
  background: var(--slate-50);
}

.notice {
  border: 1px solid #d9a514;
  border-radius: var(--radius);
  padding: 22px 24px;
  background: #fffbeb;
  color: #5f370e;
}

.notice strong {
  color: #5f370e;
}

.cta-band {
  border-radius: 26px;
  padding: clamp(28px, 5vw, 44px);
  color: var(--white);
  background: linear-gradient(135deg, var(--navy-900), var(--navy-700));
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  box-shadow: var(--shadow);
}

.cta-band h2,
.cta-band p {
  color: var(--white);
}

.cta-band p {
  color: #e7eff9;
}

.cta-band .waitlist-form {
  min-width: min(420px, 100%);
  border-radius: 18px;
  padding: 20px;
  background: var(--white);
}

.waitlist-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.waitlist-form label {
  display: grid;
  gap: 7px;
  font-weight: 700;
  color: var(--navy-950);
}

.waitlist-form input,
.waitlist-form select,
.waitlist-form textarea {
  width: 100%;
  min-height: 52px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: 12px 13px;
  font: inherit;
  color: var(--ink);
  background: var(--white);
}

.waitlist-form input:focus,
.waitlist-form select:focus,
.waitlist-form textarea:focus {
  border-color: var(--navy-700);
  outline: 3px solid rgba(245, 158, 11, 0.45);
  outline-offset: 1px;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

details {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 8px 22px;
  background: var(--white);
  box-shadow: var(--card-shadow);
}

details + details {
  margin-top: 16px;
}

summary {
  display: flex;
  align-items: center;
  min-height: 52px;
  color: var(--navy-950);
  font-weight: 800;
  cursor: pointer;
}

details p {
  margin-top: 0;
  color: var(--body);
}

.definition-list {
  display: grid;
  gap: 16px;
  margin: 0;
}

.definition-list div {
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
}

.definition-list dt {
  color: var(--navy-950);
  font-weight: 800;
}

.definition-list dd {
  margin: 4px 0 0;
  color: var(--body);
}

.site-footer {
  color: #d7e3f2;
  background: var(--navy-950);
  padding: 52px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) repeat(2, minmax(0, 0.75fr));
  gap: 32px;
}

.site-footer a {
  color: #bfdbfe;
}

.site-footer h3 {
  color: var(--white);
  font-size: 1rem;
}

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

.site-footer li {
  margin: 9px 0;
}

.disclaimer {
  margin-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 22px;
  color: #d7e3f2;
  font-size: 0.94rem;
}

@media (max-width: 900px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0 16px;
  }

  .hero-inner,
  .grid.two,
  .grid.three,
  .grid.four,
  .split,
  .cta-band,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .sidebar-card {
    position: static;
  }

  .cta-band .waitlist-form {
    min-width: 0;
  }
}

@media (max-width: 560px) {
  html {
    font-size: 17px;
  }

  .header-inner {
    min-height: 0;
    padding: 10px 0 12px;
    gap: 10px;
  }

  .brand {
    gap: 9px;
  }

  .brand-badge {
    width: 40px;
    height: 40px;
  }

  .brand-text {
    font-size: 1.02rem;
  }

  .container,
  .header-inner {
    width: min(100% - 28px, 1180px);
  }

  .main-nav {
    width: 100%;
    gap: 6px;
  }

  .main-nav a {
    flex: 1 1 auto;
    justify-content: center;
    min-height: 40px;
    padding: 8px 10px;
    font-size: 0.88rem;
  }

  .hero-inner {
    padding: 58px 0 64px;
    gap: 34px;
  }

  .section {
    padding: 58px 0;
  }

  .hero-actions {
    gap: 10px;
  }

  .button {
    width: 100%;
  }

  .course-card .button {
    align-self: stretch;
  }

  .cta-band {
    padding: 26px;
  }

  .card {
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
  }
}