:root {
  --color-bg: #f7f5f1;
  --color-bg-alt: #efece6;
  --color-surface: #ffffff;
  --color-ink: #2a2e2b;
  --color-ink-soft: #5a605c;
  --color-muted: #8a908b;
  --color-accent: #3d4a3e;
  --color-accent-hover: #2f3930;
  --color-gold: #c4a574;
  --color-border: #ddd8cf;
  --color-error: #8b3a3a;
  --color-success: #2f5d45;
  --font-display: "Cormorant Garamond", "Times New Roman", serif;
  --font-body: "Sarabun", "Tahoma", sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 0.85rem;
  --space-md: 1.5rem;
  --space-lg: 2.75rem;
  --space-xl: 4.5rem;
  --space-2xl: 7rem;
  --radius: 2px;
  --shadow-soft: 0 12px 40px rgba(42, 46, 43, 0.06);
  --max: 1120px;
  --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(--color-ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(196, 165, 116, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(61, 74, 62, 0.06), transparent 50%),
    var(--color-bg);
  min-height: 100vh;
}

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

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.25s var(--ease);
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-ink);
  margin: 0 0 var(--space-sm);
}

h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.85rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.35rem, 2.5vw, 1.65rem); }

p { margin: 0 0 var(--space-md); }

ul { padding-left: 1.2rem; }

.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: -9999px;
  top: 0;
  background: var(--color-accent);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 1000;
}

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

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

.section {
  padding: var(--space-xl) 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-label {
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-xs);
}

.lead {
  font-size: 1.15rem;
  color: var(--color-ink-soft);
  max-width: 38rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 245, 241, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

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

.brand {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-ink);
  text-decoration: none;
  letter-spacing: 0.01em;
}

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

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

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

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

.nav-cta {
  background: var(--color-accent);
  color: #fff !important;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius);
}

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

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}

.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  position: relative;
  transition: transform 0.3s var(--ease);
}

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

.nav-toggle-bar::before { top: -7px; }
.nav-toggle-bar::after { top: 7px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.4rem;
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  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(--color-accent);
  color: #fff;
}

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

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

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

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: var(--space-md);
}

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

.hero-home-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, rgba(42, 46, 43, 0.78) 0%, rgba(42, 46, 43, 0.35) 45%, rgba(42, 46, 43, 0.2) 100%),
    url("https://images.unsplash.com/photo-1611974789855-9c2a0a7236a3?w=1600&h=1000&fit=crop") center/cover no-repeat;
  animation: heroFade 1.2s var(--ease) both;
}

.hero-home-content {
  position: relative;
  z-index: 1;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: var(--space-2xl) 0 var(--space-xl);
  color: #f7f5f1;
  animation: riseIn 0.9s 0.2s var(--ease) both;
}

.hero-home .brand-mark {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 4.8rem);
  font-weight: 700;
  margin: 0 0 var(--space-sm);
  letter-spacing: 0.02em;
  color: #fff;
}

.hero-home h1 {
  color: #fff;
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
  font-family: var(--font-body);
  font-weight: 400;
  max-width: 28rem;
  margin-bottom: var(--space-sm);
}

.hero-home .hero-support {
  color: rgba(247, 245, 241, 0.85);
  max-width: 26rem;
  margin-bottom: var(--space-md);
}

.hero-home .btn-primary {
  background: var(--color-gold);
  color: var(--color-ink);
}

.hero-home .btn-primary:hover {
  background: #d4b888;
  color: var(--color-ink);
}

.hero-home .btn-ghost {
  border-color: rgba(247, 245, 241, 0.45);
  color: #f7f5f1;
}

.hero-home .btn-ghost:hover {
  border-color: #fff;
  color: #fff;
}

@keyframes heroFade {
  from { opacity: 0; transform: scale(1.04); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes riseIn {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

/* Page hero (inner pages) */
.page-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.page-hero .wrap {
  max-width: 40rem;
}

/* Offer preview */
.offer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.offer-item {
  display: grid;
  gap: var(--space-sm);
}

.offer-item img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  filter: saturate(0.9);
  transition: transform 0.6s var(--ease);
}

.offer-item:hover img {
  transform: scale(1.02);
}

.offer-item h3 {
  margin-top: var(--space-xs);
}

.offer-item h3 a {
  text-decoration: none;
  color: inherit;
}

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

/* Evidence / quotes */
.quote-block {
  max-width: 36rem;
  margin: var(--space-lg) 0 0;
  padding-left: var(--space-md);
  border-left: 2px solid var(--color-gold);
}

.quote-block p {
  font-family: var(--font-display);
  font-size: 1.45rem;
  line-height: 1.45;
  color: var(--color-ink);
}

.quote-block cite {
  display: block;
  font-style: normal;
  font-size: 0.92rem;
  color: var(--color-muted);
  margin-top: var(--space-sm);
}

/* Service list */
.service-list {
  display: grid;
  gap: var(--space-lg);
}

.service-row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  gap: var(--space-lg);
  align-items: center;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.service-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

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

.service-row .offer-meta {
  margin-bottom: var(--space-sm);
}

/* Detail */
.detail-hero-img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  margin-bottom: var(--space-lg);
}

.detail-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: var(--space-xl);
}

.detail-aside {
  background: var(--color-bg-alt);
  padding: var(--space-md);
  align-self: start;
}

.detail-aside dt {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: var(--space-sm);
}

.detail-aside dd {
  margin: 0.2rem 0 0;
}

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

.check-list li {
  padding: 0.35rem 0 0.35rem 1.4rem;
  position: relative;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--color-gold);
  border-radius: 50%;
}

/* Pricing */
.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-lg) 0;
}

.pricing-table th,
.pricing-table td {
  text-align: left;
  padding: 0.9rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.pricing-table th {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 600;
}

.pricing-note {
  background: var(--color-bg-alt);
  padding: var(--space-md);
  margin-top: var(--space-lg);
}

/* Reviews */
.review-stack {
  display: grid;
  gap: var(--space-lg);
}

.review-item {
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.review-item:last-child {
  border-bottom: 0;
}

.review-service {
  font-size: 0.85rem;
  color: var(--color-gold);
  margin-bottom: var(--space-xs);
}

.review-text {
  font-size: 1.1rem;
}

.case-story {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
}

/* Blog */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.blog-card img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  margin-bottom: var(--space-sm);
}

.blog-card h3 a {
  text-decoration: none;
  color: inherit;
}

.blog-meta {
  font-size: 0.88rem;
  color: var(--color-muted);
  margin-bottom: var(--space-xs);
}

.article-body {
  max-width: 40rem;
}

.article-cover {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  margin: var(--space-lg) 0;
}

/* Forms */
.contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--color-surface);
  color: var(--color-ink);
  transition: border-color 0.2s var(--ease);
}

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

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

.field-error {
  color: var(--color-error);
  font-size: 0.88rem;
  margin-top: 0.3rem;
  display: none;
}

.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(--color-error);
}

.form-status {
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  display: none;
}

.form-status.is-success {
  display: block;
  background: rgba(47, 93, 69, 0.1);
  color: var(--color-success);
}

.form-status.is-error {
  display: block;
  background: rgba(139, 58, 58, 0.1);
  color: var(--color-error);
}

.contact-aside p {
  margin-bottom: var(--space-sm);
}

/* Curriculum timeline */
.timeline {
  display: grid;
  gap: 0;
  margin-top: var(--space-lg);
}

.timeline-item {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.timeline-day {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-gold);
}

/* Legal */
.legal-content {
  max-width: 42rem;
}

.legal-content h2 {
  margin-top: var(--space-lg);
}

.cookie-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin: var(--space-md) 0;
}

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

.cookie-table th {
  background: var(--color-bg-alt);
}

/* Footer */
.site-footer {
  background: var(--color-accent);
  color: rgba(247, 245, 241, 0.88);
  padding: var(--space-xl) 0 var(--space-md);
  margin-top: var(--space-xl);
}

.footer-grid {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
  gap: var(--space-lg);
}

.footer-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: var(--space-xs);
}

.footer-heading {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

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

.footer-links li {
  margin-bottom: 0.4rem;
}

.site-footer a {
  color: rgba(247, 245, 241, 0.88);
  text-decoration: none;
}

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

.footer-copy {
  width: min(100% - 2rem, var(--max));
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(247, 245, 241, 0.15);
  font-size: 0.88rem;
  color: rgba(247, 245, 241, 0.55);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -8px 30px rgba(42, 46, 43, 0.08);
  padding: var(--space-md);
  animation: riseIn 0.45s var(--ease) both;
}

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

.cookie-inner p {
  margin: 0;
  flex: 1 1 280px;
  font-size: 0.95rem;
  color: var(--color-ink-soft);
}

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

/* 404 */
.error-page {
  min-height: 60vh;
  display: grid;
  place-content: center;
  text-align: center;
  padding: var(--space-xl) 1rem;
}

.error-page .code {
  font-family: var(--font-display);
  font-size: 5rem;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

/* About */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about-split img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

.team-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.team-member img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  margin-bottom: var(--space-sm);
  filter: grayscale(0.15);
}

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

/* CTA band */
.cta-band {
  text-align: center;
  padding: var(--space-xl) 0;
  background:
    linear-gradient(135deg, rgba(61, 74, 62, 0.06), rgba(196, 165, 116, 0.12));
}

.cta-band h2 {
  max-width: 28rem;
  margin-inline: auto;
}

/* Responsive */
@media (max-width: 900px) {
  .offer-grid,
  .blog-grid,
  .detail-grid,
  .contact-layout,
  .about-split,
  .footer-grid,
  .team-row {
    grid-template-columns: 1fr;
  }

  .service-row {
    grid-template-columns: 1fr;
  }

  .nav-toggle { display: block; }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    display: none;
  }

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

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .timeline-item {
    grid-template-columns: 3.5rem 1fr;
  }
}

@media (max-width: 600px) {
  .hero-home {
    min-height: 85vh;
  }

  .cookie-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .cookie-actions {
    width: 100%;
  }

  .cookie-actions .btn {
    flex: 1;
  }
}