:root {
  --bg: #f8fafb;
  --bg-elevated: #ffffff;
  --ink: #15202b;
  --ink-soft: #3d4f5f;
  --muted: #6a7c8c;
  --line: #d7e0e8;
  --accent: #0c3d5c;
  --accent-mid: #1a6a92;
  --accent-soft: #7eb6d4;
  --accent-wash: #e8f1f6;
  --mist: #eef3f7;
  --warn: #8b3d2f;
  --ok: #1f6b4f;
  --shadow: 0 20px 48px rgba(12, 61, 92, 0.08);
  --radius: 2px;
  --font-display: "Newsreader", "Georgia", serif;
  --font-body: "Figtree", "Segoe UI", sans-serif;
  --space: clamp(1rem, 2.5vw, 2rem);
  --max: 1100px;
  --header-h: 4.25rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink);
  background:
    radial-gradient(1100px 480px at 8% -8%, rgba(126, 182, 212, 0.22), transparent 58%),
    radial-gradient(800px 400px at 100% 0%, rgba(12, 61, 92, 0.06), transparent 50%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 45%, #eef3f7 100%);
  min-height: 100vh;
}

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

a {
  color: var(--accent-mid);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.2s var(--ease);
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 0.65em;
}

h1 {
  font-size: clamp(2.5rem, 5.8vw, 4.4rem);
}

h2 {
  font-size: clamp(1.75rem, 3.2vw, 2.55rem);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.45rem);
}

p {
  margin: 0 0 1rem;
  color: var(--ink-soft);
}

ul,
ol {
  color: var(--ink-soft);
}

.sr-only {
  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: -999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 1000;
}

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

.inline-error {
  background: #f8e8e4;
  color: var(--warn);
  padding: 0.75rem 1rem;
  text-align: center;
  font-size: 0.95rem;
}

.wrap {
  width: min(100% - 2 * var(--space), var(--max));
  margin-inline: auto;
}

.section {
  padding: clamp(3.5rem, 8vw, 6.5rem) 0;
}

.section-tight {
  padding: clamp(2.5rem, 6vw, 4rem) 0;
}

.eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-mid);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  max-width: 38rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 251, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(215, 224, 232, 0.7);
}

.header-inner {
  width: min(100% - 2 * var(--space), var(--max));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
}

.brand:hover {
  color: var(--accent);
}

.brand-mark {
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 4px;
  background:
    linear-gradient(145deg, var(--accent-soft), var(--accent));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  font-weight: 500;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 500;
}

.site-nav a:hover {
  color: var(--accent);
}

.nav-cta {
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  color: var(--accent) !important;
}

.nav-cta:hover {
  border-color: var(--accent-soft);
  background: var(--accent-wash);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  width: 2.6rem;
  height: 2.6rem;
  padding: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: var(--ink);
  position: relative;
}

.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-bar::before {
  top: -5px;
}

.nav-toggle-bar::after {
  top: 5px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.35rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

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

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: #0a334d;
  color: #fff;
}

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

.btn-ghost:hover {
  background: var(--accent-wash);
  color: var(--accent);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.75rem;
}

/* Hero — full-bleed brand plane */
.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #f4f8fb;
}

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

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: hero-drift 18s var(--ease) infinite alternate;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(12, 61, 92, 0.25) 0%, rgba(12, 61, 92, 0.55) 45%, rgba(8, 28, 42, 0.88) 100%),
    linear-gradient(90deg, rgba(8, 28, 42, 0.45), transparent 55%);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(100% - 2 * var(--space), var(--max));
  margin-inline: auto;
  padding: clamp(4rem, 12vh, 7rem) 0 clamp(3rem, 8vh, 5rem);
  max-width: 36rem;
  animation: rise-in 0.9s var(--ease) both;
}

.brand-signal {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: #fff;
  margin: 0 0 0.85rem;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.hero-content h1 {
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
  font-family: var(--font-body);
  font-weight: 500;
  color: rgba(244, 248, 251, 0.92);
  letter-spacing: 0;
  line-height: 1.4;
  max-width: 28rem;
}

.hero-content p {
  color: rgba(232, 241, 246, 0.82);
  max-width: 28rem;
  margin-top: 1rem;
}

.hero .btn-ghost {
  border-color: rgba(244, 248, 251, 0.4);
  color: #f4f8fb;
}

.hero .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

@keyframes hero-drift {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.06);
  }
}

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

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* Page hero (inner) */
.page-hero {
  padding: clamp(3rem, 7vw, 5rem) 0 clamp(1.5rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(232, 241, 246, 0.65), transparent);
}

.page-hero h1 {
  max-width: 18ch;
}

/* Layout helpers */
.split {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.benefit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

.benefit-list h3 {
  margin-bottom: 0.35rem;
}

.benefit-list p {
  margin: 0;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 2rem 0;
}

.proof-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--accent);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.proof-item span {
  color: var(--muted);
  font-size: 0.95rem;
}

.course-grid,
.blog-grid,
.tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
}

.item-link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s var(--ease);
}

.item-link:hover {
  transform: translateY(-4px);
}

.item-media {
  overflow: hidden;
  margin-bottom: 1rem;
  aspect-ratio: 16 / 10;
  background: var(--mist);
}

.item-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.item-link:hover .item-media img {
  transform: scale(1.04);
}

.item-meta {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.item-title {
  margin-bottom: 0.45rem;
  color: var(--ink);
}

.item-link p:last-child {
  margin: 0;
}

.quote-block {
  max-width: 40rem;
  margin: 0;
  padding: 0;
  border: none;
}

.quote-block p {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  line-height: 1.45;
  color: var(--ink);
  margin-bottom: 1rem;
}

.quote-block footer {
  color: var(--muted);
  font-size: 0.95rem;
}

.panel {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: clamp(1.5rem, 3vw, 2.25rem);
}

.panel + .panel {
  margin-top: 1.25rem;
}

.module-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.module-list li {
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
}

.module-list li:last-child {
  border-bottom: none;
}

.module-list strong {
  display: block;
  color: var(--ink);
  margin-bottom: 0.25rem;
}

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

.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}

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

.faq details[open] summary {
  color: var(--accent);
}

.faq details p {
  margin: 0.75rem 0 0.25rem;
}

.tier {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.tier-featured {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.tier-name {
  font-family: var(--font-display);
  font-size: 1.55rem;
  margin: 0 0 0.35rem;
  color: var(--ink);
}

.tier-price {
  font-size: 1.85rem;
  color: var(--accent);
  font-family: var(--font-display);
  margin: 0.5rem 0 1rem;
}

.tier ul {
  margin: 0 0 1.5rem;
  padding-left: 1.1rem;
  flex: 1;
}

.tier li {
  margin-bottom: 0.45rem;
}

.review-stack {
  display: grid;
  gap: 1.5rem;
}

.review {
  background: var(--bg-elevated);
  border-left: 3px solid var(--accent-soft);
  padding: 1.35rem 1.5rem;
}

.review-meta {
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.rating {
  letter-spacing: 0.08em;
  color: var(--accent);
  font-size: 0.85rem;
  margin-bottom: 0.35rem;
}

.case-study {
  background: var(--mist);
  padding: clamp(1.75rem, 4vw, 2.5rem);
  margin-top: 2rem;
}

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

.prose {
  max-width: 42rem;
}

.prose h2 {
  margin-top: 2.5rem;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin: 1.25rem 0 2rem;
}

.prose th,
.prose td {
  border: 1px solid var(--line);
  padding: 0.7rem 0.85rem;
  text-align: left;
  vertical-align: top;
}

.prose th {
  background: var(--mist);
  color: var(--ink);
  font-weight: 600;
}

.legal-meta {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 2rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.field {
  margin-bottom: 1.15rem;
}

.field label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--ink);
  font-size: 0.95rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  font: inherit;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  color: var(--ink);
  border-radius: var(--radius);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--accent-soft);
  outline-offset: 1px;
  border-color: var(--accent-mid);
}

.field-error {
  display: block;
  min-height: 1.2em;
  color: var(--warn);
  font-size: 0.88rem;
  margin-top: 0.3rem;
}

.form-status {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
}

.form-status.is-success {
  background: #e7f4ee;
  color: var(--ok);
}

.form-status.is-error {
  background: #f8e8e4;
  color: var(--warn);
}

.address-block p {
  margin-bottom: 0.5rem;
}

/* Footer */
.site-footer {
  margin-top: clamp(3rem, 8vw, 5rem);
  background: var(--accent);
  color: rgba(244, 248, 251, 0.88);
  padding: clamp(3rem, 6vw, 4.5rem) 0 2rem;
}

.footer-inner {
  width: min(100% - 2 * var(--space), var(--max));
  margin-inline: auto;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: #fff;
  margin: 0 0 0.5rem;
}

.footer-tagline {
  color: rgba(232, 241, 246, 0.75);
  max-width: 22rem;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
  margin-top: 2.5rem;
}

.footer-col h2 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(244, 248, 251, 0.55);
  margin-bottom: 0.85rem;
}

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

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

.footer-col a {
  color: rgba(244, 248, 251, 0.88);
  text-decoration: none;
}

.footer-col a:hover {
  color: #fff;
}

.footer-contact p {
  color: rgba(232, 241, 246, 0.78);
  font-size: 0.92rem;
}

.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-bottom p {
  margin: 0;
  color: rgba(232, 241, 246, 0.55);
  font-size: 0.9rem;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--bg-elevated);
  border-top: 1px solid var(--line);
  box-shadow: 0 -12px 40px rgba(12, 61, 92, 0.1);
  padding: 1.15rem var(--space);
}

.cookie-banner-inner {
  width: min(100%, var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.cookie-banner-inner p {
  margin: 0;
  flex: 1 1 280px;
  font-size: 0.95rem;
}

.cookie-banner-actions {
  display: flex;
  gap: 0.65rem;
}

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

.error-page .code {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 7rem);
  color: var(--accent-soft);
  line-height: 1;
  margin: 0;
}

.instructor {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.25rem;
  align-items: center;
}

.instructor img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 50%;
}

.media-bleed {
  margin: 0;
  aspect-ratio: 21 / 9;
  overflow: hidden;
  background: var(--mist);
}

.media-bleed img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-band {
  background: var(--accent);
  color: #fff;
  padding: clamp(3rem, 7vw, 4.5rem) 0;
}

.cta-band h2 {
  color: #fff;
}

.cta-band p {
  color: rgba(232, 241, 246, 0.82);
  max-width: 34rem;
}

.cta-band .btn-primary {
  background: #fff;
  color: var(--accent);
}

.cta-band .btn-primary:hover {
  background: var(--accent-wash);
}

@media (max-width: 900px) {
  .split,
  .contact-grid,
  .proof-strip,
  .footer-cols {
    grid-template-columns: 1fr;
  }

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

  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 0;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.85rem var(--space);
  }

  .nav-cta {
    margin: 0.5rem var(--space) 0.85rem;
    text-align: center;
  }

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

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

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}