:root {
  --bg: #f4f2ee;
  --bg-elevated: #fffcf8;
  --ink: #1c1b19;
  --ink-soft: #5a5750;
  --line: #ddd8cf;
  --accent: #2f5d50;
  --accent-deep: #1e3f36;
  --accent-soft: #d8e6e0;
  --sand: #c4a574;
  --sand-soft: #efe6d5;
  --danger: #8b3a2f;
  --ok: #2f5d50;
  --radius: 4px;
  --shadow: 0 18px 40px rgba(28, 27, 25, 0.06);
  --font-display: "Cormorant Garamond", "Noto Serif Thai", Georgia, serif;
  --font-body: "Sarabun", "Noto Sans Thai", sans-serif;
  --space: clamp(1rem, 2vw, 1.5rem);
  --shell: min(1120px, calc(100% - 2.5rem));
}

*,
*::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 600px at 10% -10%, #ebe4d8 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #dfeae5 0%, transparent 45%),
    var(--bg);
  line-height: 1.7;
  font-size: 1.05rem;
  min-height: 100vh;
}

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

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

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

h1,
h2,
h3,
.h-display {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.6em;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.55rem);
}

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

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.inline-error {
  background: #f6e4e0;
  color: var(--danger);
  padding: 0.75rem 1rem;
  text-align: center;
  font-size: 0.95rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(10px);
  background: rgba(244, 242, 238, 0.86);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

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

.brand__mark {
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 2px;
  background: linear-gradient(145deg, var(--accent) 55%, var(--sand));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);
}

.brand__name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: 0.01em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

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

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--ink);
}

.nav-cta {
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--accent);
  color: var(--accent-deep) !important;
  background: transparent;
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 1px;
  margin: 0.28rem auto;
  background: var(--ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 2.85rem;
  padding: 0.65rem 1.25rem;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

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

.btn--primary {
  background: var(--accent);
  color: #f8f6f1;
}

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

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

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

.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #f8f6f1;
}

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

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(18, 28, 25, 0.78) 12%, rgba(18, 28, 25, 0.35) 68%, rgba(18, 28, 25, 0.2)),
    linear-gradient(0deg, rgba(18, 28, 25, 0.55), transparent 45%);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: clamp(4rem, 12vh, 7rem) 0 clamp(3rem, 8vh, 5rem);
  max-width: 38rem;
  animation: rise 0.9s ease both;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5rem);
  margin: 0 0 0.35em;
  color: #fff;
  line-height: 0.95;
}

.hero__lead {
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  color: rgba(255, 252, 248, 0.9);
  margin-bottom: 1.5rem;
}

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

.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section--tight {
  padding: clamp(2.5rem, 5vw, 3.5rem) 0;
}

.section__eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section__head {
  max-width: 38rem;
  margin-bottom: 2.25rem;
}

.proof-strip {
  border-block: 1px solid var(--line);
  background: rgba(255, 252, 248, 0.7);
}

.proof-strip__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 1.75rem 0;
  text-align: center;
}

.proof-strip strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--ink);
  font-weight: 600;
}

.proof-strip span {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.course-grid,
.card-grid,
.blog-grid,
.tier-grid {
  display: grid;
  gap: 1.5rem;
}

.course-grid,
.blog-grid {
  grid-template-columns: repeat(3, 1fr);
}

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

.tier-grid {
  grid-template-columns: repeat(3, 1fr);
  align-items: stretch;
}

.media-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.media-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.media-card__img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.media-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.media-card:hover .media-card__img img {
  transform: scale(1.04);
}

.media-card__body {
  padding: 1.25rem 1.35rem 1.5rem;
}

.media-card__body h3 {
  margin-bottom: 0.4rem;
}

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

.benefit-list {
  display: grid;
  gap: 1.25rem;
}

.benefit-item {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  animation: rise 0.7s ease forwards;
}

.benefit-item:nth-child(2) {
  animation-delay: 0.12s;
}

.benefit-item:nth-child(3) {
  animation-delay: 0.24s;
}

.benefit-item__index {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--sand);
  line-height: 1;
}

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

.quote {
  background: var(--bg-elevated);
  border-left: 3px solid var(--accent);
  padding: 1.5rem 1.75rem;
}

.quote p {
  color: var(--ink);
  font-size: 1.08rem;
}

.quote footer {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.cta-band {
  background:
    linear-gradient(135deg, rgba(47, 93, 80, 0.94), rgba(30, 63, 54, 0.92)),
    url("https://images.unsplash.com/photo-1551288049-bebda4e38f71?auto=format&fit=crop&w=1600&q=80") center/cover;
  color: #fff;
}

.cta-band h2,
.cta-band p {
  color: #f8f6f1;
}

.cta-band .shell {
  display: grid;
  gap: 1rem;
  max-width: 40rem;
}

.page-hero {
  padding: clamp(3rem, 8vw, 5rem) 0 2rem;
}

.page-hero--split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: end;
}

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

.breadcrumbs {
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-bottom: 1rem;
}

.breadcrumbs a {
  text-decoration: none;
}

.prose {
  max-width: 42rem;
}

.prose h2,
.prose h3 {
  margin-top: 1.8em;
}

.module-list,
.outcome-list,
.faq-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.85rem;
}

.module-list li,
.outcome-list li,
.faq-list details {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 1rem 1.15rem;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
}

.faq-list p {
  margin: 0.75rem 0 0;
}

.tier {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tier--featured {
  border-color: var(--accent);
  background: linear-gradient(180deg, #fff 0%, var(--accent-soft) 140%);
}

.tier__price {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--ink);
  margin: 0;
}

.tier__price span {
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--ink-soft);
}

.tier ul {
  margin: 0.5rem 0 1.25rem;
  padding-left: 1.1rem;
  color: var(--ink-soft);
  flex: 1;
}

.review-board {
  display: grid;
  gap: 1.25rem;
}

.review-item {
  padding: 1.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
}

.review-item--wide {
  grid-column: 1 / -1;
}

.stars {
  color: var(--sand);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.case-study {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  margin-top: 2rem;
  padding: 1.75rem;
  background: var(--sand-soft);
  border: 1px solid var(--line);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
}

.form-field {
  margin-bottom: 1.1rem;
}

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

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  padding: 0.75rem 0.9rem;
  font: inherit;
  color: var(--ink);
}

.form-field textarea {
  min-height: 9rem;
  resize: vertical;
}

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

.field-error {
  min-height: 1.2rem;
  color: var(--danger);
  font-size: 0.88rem;
  margin-top: 0.25rem;
}

.form-status {
  margin-top: 0.75rem;
  min-height: 1.4rem;
}

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

.form-status.is-error {
  color: var(--danger);
}

.form-status.is-pending {
  color: var(--ink-soft);
}

.contact-card {
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
}

.contact-card address {
  font-style: normal;
  color: var(--ink-soft);
  margin-bottom: 1rem;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

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

th {
  background: var(--sand-soft);
  color: var(--ink);
}

.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  animation: rise 0.45s ease both;
}

.cookie-banner__inner {
  max-width: 920px;
  margin: 0 auto;
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 1rem 1.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.cookie-banner__text {
  margin: 0;
  flex: 1 1 18rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

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

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid var(--line);
  background: #ebe7df;
  padding: 3rem 0 1.5rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
  gap: 2rem;
}

.footer-label {
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.75rem;
}

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

.footer-links a,
.footer-legal a {
  text-decoration: none;
  color: var(--ink-soft);
}

.footer-links li + li,
.footer-legal li + li {
  margin-top: 0.4rem;
}

.footer-address {
  font-style: normal;
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin-bottom: 0.75rem;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.footer-legal {
  display: flex;
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.not-found {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1rem;
}

.instructor {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.25rem;
  align-items: center;
  padding: 1.25rem;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
}

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

.split-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  .course-grid,
  .blog-grid,
  .tier-grid,
  .page-hero--split,
  .contact-layout,
  .case-study,
  .split-feature,
  .site-footer__grid {
    grid-template-columns: 1fr;
  }

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

  .proof-strip__grid {
    grid-template-columns: 1fr;
  }

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

  .site-nav {
    position: absolute;
    top: 4.25rem;
    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 1.25rem 1rem;
  }

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

  .site-nav a {
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-cta {
    margin-top: 0.5rem;
    text-align: center;
  }

  .site-header {
    position: relative;
  }

  .benefit-item {
    grid-template-columns: 3rem 1fr;
  }
}

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