:root {
  --ink: #1b3a4b;
  --ink-soft: #3d5563;
  --muted: #6b7c86;
  --line: #d8e0e4;
  --paper: #fbfcfc;
  --surface: #ffffff;
  --sage: #5c8a7a;
  --sage-deep: #3f6b5c;
  --mist: #e8f0f2;
  --sand: #f3efe8;
  --danger: #9b3b3b;
  --ok: #2f6b4f;
  --radius: 2px;
  --shadow: 0 18px 40px rgba(27, 58, 75, 0.08);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Figtree", "Segoe UI", sans-serif;
  --max: 1120px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #eef5f3 0%, transparent 55%),
    radial-gradient(900px 420px at 100% 0%, #e7eef2 0%, transparent 50%),
    var(--paper);
  line-height: 1.65;
  min-height: 100vh;
}

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

a {
  color: var(--sage-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.2;
  color: var(--ink);
  margin: 0 0 0.6em;
}

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

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(251, 252, 252, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(251, 252, 252, 0.96);
}

.header-inner {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 560;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  flex-wrap: wrap;
}

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

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

.nav-cta {
  padding: 0.55rem 1rem;
  border: 1px solid var(--ink);
  color: var(--ink) !important;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-cta:hover {
  background: var(--ink);
  color: #fff !important;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: var(--surface);
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.2s ease;
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 1rem 1.25rem 1.25rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .site-nav.is-open {
    display: flex;
    animation: fadeSlide 0.28s ease;
  }
}

@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes softFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.35rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.btn:hover {
  background: var(--sage-deep);
  border-color: var(--sage-deep);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
}

.btn-ghost:hover {
  background: var(--ink);
  color: #fff;
}

.btn-sage {
  background: var(--sage);
  border-color: var(--sage);
}

.btn-sage:hover {
  background: var(--sage-deep);
  border-color: var(--sage-deep);
}

/* Hero variants */
.hero-home {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #fff;
}

.hero-home::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(27, 58, 75, 0.25) 0%, rgba(27, 58, 75, 0.78) 68%, rgba(27, 58, 75, 0.92) 100%),
    url("https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?auto=format&fit=crop&w=1800&q=80") center/cover no-repeat;
  animation: softFade 1.1s ease;
}

.hero-home .hero-content {
  position: relative;
  z-index: 1;
  width: min(100% - 2.5rem, var(--max));
  margin: 0 auto;
  padding: 4.5rem 0 3.5rem;
  animation: riseIn 0.8s ease 0.15s both;
}

.hero-kicker {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.35em;
  color: #fff;
  line-height: 0.95;
}

.hero-lead {
  max-width: 34rem;
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 1.6rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-home .btn {
  background: #fff;
  color: var(--ink);
  border-color: #fff;
}

.hero-home .btn:hover {
  background: var(--mist);
  border-color: var(--mist);
}

.hero-page {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(232, 240, 242, 0.7), rgba(251, 252, 252, 0.2));
}

.hero-page h1 {
  font-size: clamp(2.1rem, 4.5vw, 3.3rem);
  max-width: 16ch;
  letter-spacing: -0.02em;
}

.hero-page .lede {
  max-width: 40rem;
  font-size: 1.08rem;
}

/* Sections */
.section {
  padding: 4.5rem 0;
}

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

.section-alt {
  background: linear-gradient(180deg, #f4f7f8 0%, #fbfcfc 100%);
  border-block: 1px solid var(--line);
}

.section-head {
  max-width: 38rem;
  margin-bottom: 2.5rem;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

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

/* Proof strip */
.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--line);
}

.proof-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.02em;
}

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

@media (max-width: 700px) {
  .proof-strip {
    grid-template-columns: 1fr;
  }
}

/* Feature rows (not cards) */
.feature-list {
  display: grid;
  gap: 2rem;
}

.feature-row {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1.25rem;
  align-items: start;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.feature-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--sage);
}

/* Course / blog grids */
.item-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.item {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.item img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--mist);
}

.item h3 {
  font-size: 1.35rem;
  margin: 0;
}

.item h3 a {
  color: var(--ink);
  text-decoration: none;
}

.item h3 a:hover {
  color: var(--sage-deep);
}

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

/* Split layouts */
.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.split img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

@media (max-width: 860px) {
  .split {
    grid-template-columns: 1fr;
  }
}

/* Testimonials */
.quote-stack {
  display: grid;
  gap: 2rem;
}

.quote {
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
}

.quote:last-child {
  border-bottom: 1px solid var(--line);
}

.quote blockquote {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  color: var(--ink);
  font-weight: 450;
  line-height: 1.45;
}

.quote cite {
  font-style: normal;
  color: var(--muted);
  font-size: 0.92rem;
}

/* Pricing */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

@media (max-width: 900px) {
  .price-grid {
    grid-template-columns: 1fr;
  }
}

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

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

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

.price-amount {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--ink);
  letter-spacing: -0.02em;
}

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

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

.price-tier li {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.note {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 1.5rem;
}

/* Forms */
.form {
  display: grid;
  gap: 1.1rem;
  max-width: 36rem;
}

.form-row {
  display: grid;
  gap: 0.4rem;
}

.form label {
  font-size: 0.92rem;
  color: var(--ink);
  font-weight: 600;
}

.form input,
.form select,
.form textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--line);
  background: var(--surface);
  font: inherit;
  color: var(--ink);
  border-radius: var(--radius);
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: 2px solid rgba(92, 138, 122, 0.35);
  border-color: var(--sage);
}

.form textarea {
  min-height: 140px;
  resize: vertical;
}

.field-error {
  color: var(--danger);
  font-size: 0.85rem;
  min-height: 1.1em;
}

.form-status {
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  display: none;
}

.form-status.is-success {
  display: block;
  border-color: var(--ok);
  color: var(--ok);
  background: #eef7f2;
}

.form-status.is-error {
  display: block;
  border-color: var(--danger);
  color: var(--danger);
  background: #fbf1f1;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-details p {
  margin-bottom: 0.75rem;
}

/* FAQ */
.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(--sage-deep);
}

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

/* Legal */
.legal {
  max-width: 46rem;
}

.legal h2 {
  margin-top: 2rem;
  font-size: 1.45rem;
}

.legal table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.92rem;
}

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

.legal th {
  background: var(--mist);
}

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

.module-list li {
  counter-increment: mod;
  padding: 1.1rem 0 1.1rem 3.2rem;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.module-list li::before {
  content: counter(mod, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.1rem;
  font-family: var(--font-display);
  color: var(--sage);
  font-size: 1.1rem;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  z-index: 60;
  max-width: 520px;
  margin-right: auto;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 1.25rem 1.35rem;
  display: none;
  animation: riseIn 0.35s ease;
}

.cookie-banner.is-visible {
  display: block;
}

.cookie-banner p {
  margin: 0 0 1rem;
  font-size: 0.92rem;
}

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

.cookie-actions .btn {
  padding: 0.6rem 1rem;
  font-size: 0.88rem;
}

.inline-error {
  margin: 0.75rem 0;
  padding: 0.75rem 1rem;
  border: 1px solid var(--danger);
  color: var(--danger);
  background: #fbf1f1;
  font-size: 0.9rem;
}

/* Footer */
.site-footer {
  margin-top: 3rem;
  background: var(--ink);
  color: rgba(255, 255, 255, 0.82);
  padding: 3.5rem 0 2rem;
}

.footer-inner {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: #fff;
  margin: 0 0 0.5rem;
}

.footer-tag {
  color: rgba(255, 255, 255, 0.7);
  max-width: 28rem;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin: 2.5rem 0 2rem;
}

.footer-cols h2 {
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
}

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

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

.footer-cols a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}

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

.footer-cols p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
}

.footer-copy {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.25rem;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.85rem;
  margin: 0;
}

@media (max-width: 860px) {
  .footer-cols {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .footer-cols {
    grid-template-columns: 1fr;
  }
}

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

.page-404 h1 {
  font-size: clamp(3rem, 10vw, 6rem);
  margin-bottom: 0.2em;
}

/* CTA band */
.cta-band {
  padding: 3.5rem 0;
  background: linear-gradient(120deg, var(--ink), #27485a);
  color: #fff;
}

.cta-band h2 {
  color: #fff;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  max-width: 18ch;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.82);
  max-width: 34rem;
}

.cta-band .btn {
  background: #fff;
  color: var(--ink);
  border-color: #fff;
  margin-top: 0.5rem;
}

.cta-band .btn:hover {
  background: var(--mist);
}

.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%;
}

.case-study {
  padding: 2rem 0;
  border-top: 1px solid var(--line);
}

.case-study h3 {
  font-size: 1.5rem;
}

.article-body {
  max-width: 42rem;
}

.article-body h2 {
  margin-top: 2rem;
  font-size: 1.5rem;
}

.cover {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  margin: 1.5rem 0 2rem;
}

.breadcrumbs {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

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

.breadcrumbs a:hover {
  color: var(--ink);
}

.outcomes {
  list-style: none;
  padding: 0;
  margin: 0;
}

.outcomes li {
  padding: 0.7rem 0 0.7rem 1.4rem;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.outcomes li::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--sage);
  position: absolute;
  left: 0;
  top: 1.15rem;
}

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