:root {
  --color-bg: #e6ebe4;
  --color-bg-deep: #d5ddd2;
  --color-surface: #f4f7f2;
  --color-ink: #1a2420;
  --color-ink-soft: #3d4a43;
  --color-muted: #5c6b62;
  --color-pine: #1b3a2f;
  --color-pine-mid: #2a5243;
  --color-leaf: #4a7c65;
  --color-gold: #b8923e;
  --color-gold-soft: #d4b56a;
  --color-border: rgba(27, 58, 47, 0.14);
  --color-error: #8b2e2e;
  --color-success: #1b3a2f;
  --font-display: "Athiti", "Sarabun", sans-serif;
  --font-body: "IBM Plex Sans Thai", "Sarabun", sans-serif;
  --space-xs: 0.35rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3.5rem;
  --space-2xl: 5.5rem;
  --radius: 2px;
  --shadow-soft: 0 18px 40px rgba(26, 36, 32, 0.08);
  --max: 70rem;
  --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(184, 146, 62, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(74, 124, 101, 0.14), transparent 50%),
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-deep) 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

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

a {
  color: var(--color-pine-mid);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-pine);
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 1rem;
}

ul, ol {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

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

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(10px);
  background: rgba(230, 235, 228, 0.88);
  border-bottom: 1px solid var(--color-border);
}

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

.site-header__brand {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--color-pine);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-header__toggle {
  display: none;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius);
  cursor: pointer;
  position: relative;
}

.site-header__toggle-lines,
.site-header__toggle-lines::before,
.site-header__toggle-lines::after {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: var(--color-pine);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.site-header__toggle-lines {
  top: 50%;
}

.site-header__toggle-lines::before,
.site-header__toggle-lines::after {
  content: "";
}

.site-header__toggle-lines::before { top: -6px; }
.site-header__toggle-lines::after { top: 6px; }

.site-header__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

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

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

@media (max-width: 900px) {
  .site-header__toggle { display: inline-block; }
  .site-header__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) 1rem;
    display: none;
  }
  .site-header__nav.is-open { display: block; }
  .site-header__list {
    flex-direction: column;
    gap: 0.75rem;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.7rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease);
}

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

.btn--primary {
  background: var(--color-pine);
  color: var(--color-surface);
}

.btn--primary:hover {
  background: var(--color-pine-mid);
  color: var(--color-surface);
}

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

.btn--ghost:hover {
  background: rgba(27, 58, 47, 0.06);
  color: var(--color-pine);
}

/* Home hero — full-bleed, brand first */
.home-hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  color: var(--color-surface);
  overflow: hidden;
}

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

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

.home-hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(17, 32, 27, 0.25) 0%, rgba(17, 32, 27, 0.72) 55%, rgba(17, 32, 27, 0.88) 100%);
  z-index: 1;
}

.home-hero__content {
  position: relative;
  z-index: 2;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto var(--space-2xl);
  max-width: 38rem;
  animation: rise-in 0.9s var(--ease) both;
}

.home-hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 4.6rem);
  font-weight: 700;
  line-height: 1.05;
  margin: 0 0 var(--space-md);
  letter-spacing: -0.03em;
  color: #f4f7f2;
}

.home-hero__headline {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 500;
  margin: 0 0 var(--space-sm);
  color: #e8ede6;
}

.home-hero__text {
  margin: 0 0 var(--space-lg);
  color: rgba(244, 247, 242, 0.88);
  font-size: 1.05rem;
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

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

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

.home-hero .btn--ghost {
  border-color: rgba(244, 247, 242, 0.55);
  color: #f4f7f2;
}

.home-hero .btn--ghost:hover {
  background: rgba(244, 247, 242, 0.1);
  color: #fff;
}

@keyframes hero-drift {
  from { transform: scale(1.02); }
  to { transform: scale(1.08) translate(-1%, -0.5%); }
}

@keyframes rise-in {
  from { opacity: 0; transform: translateY(1.25rem); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(0.75rem); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  animation: fade-up 0.8s var(--ease) both;
}

.section {
  padding: var(--space-2xl) 0;
}

.section--alt {
  background: rgba(244, 247, 242, 0.55);
  border-block: 1px solid var(--color-border);
}

.section__eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-leaf);
  margin: 0 0 var(--space-xs);
}

.section__title {
  font-size: clamp(1.75rem, 3.5vw, 2.35rem);
  margin: 0 0 var(--space-sm);
}

.section__lead {
  max-width: 38rem;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-lg);
}

.offer-split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-xl);
  align-items: center;
}

.offer-split__image {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.offer-split__image img {
  width: 100%;
  height: 100%;
  min-height: 22rem;
  object-fit: cover;
}

.offer-split__list {
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0 var(--space-lg);
}

.offer-split__list li {
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-ink-soft);
}

@media (max-width: 800px) {
  .offer-split { grid-template-columns: 1fr; }
  .offer-split__image img { min-height: 16rem; }
}

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

.offer-item h3 {
  margin: var(--space-sm) 0 var(--space-xs);
  font-size: 1.25rem;
}

.offer-item p {
  color: var(--color-ink-soft);
  margin: 0;
}

.offer-item img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
}

@media (max-width: 800px) {
  .offer-grid { grid-template-columns: 1fr; }
}

.quote-block {
  max-width: 40rem;
  margin: 0 auto;
  text-align: center;
}

.quote-block__text {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.6rem);
  line-height: 1.45;
  color: var(--color-pine);
  margin-bottom: var(--space-md);
}

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

.cta-band {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.cta-band__inner {
  background: var(--color-pine);
  color: var(--color-surface);
  padding: var(--space-xl) var(--space-lg);
  border-radius: var(--radius);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.cta-band__inner h2 {
  color: var(--color-surface);
  margin: 0 0 var(--space-xs);
}

.cta-band__inner p {
  margin: 0;
  color: rgba(244, 247, 242, 0.85);
  max-width: 28rem;
}

.cta-band .btn--primary {
  background: var(--color-gold);
  color: var(--color-ink);
}

/* Page hero */
.page-hero {
  position: relative;
  padding: var(--space-xl) 0 var(--space-lg);
}

.page-hero--image {
  min-height: 16rem;
  display: flex;
  align-items: flex-end;
  background-image: var(--page-hero-image);
  background-size: cover;
  background-position: center;
  color: #f4f7f2;
  padding-bottom: var(--space-xl);
}

.page-hero--image .page-hero__title,
.page-hero--image .page-hero__lead {
  color: #f4f7f2;
  position: relative;
  z-index: 1;
}

.page-hero__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17, 32, 27, 0.35), rgba(17, 32, 27, 0.82));
}

.page-hero__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

.page-hero__title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin: 0 0 var(--space-sm);
}

.page-hero__lead {
  max-width: 36rem;
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 1.1rem;
}

.page__body {
  width: min(100% - 2rem, 46rem);
  margin: 0 auto var(--space-2xl);
}

.page__body.wide,
.wide {
  width: min(100% - 2rem, var(--max));
}

.prose h2 {
  margin-top: var(--space-xl);
  font-size: 1.55rem;
}

.prose h3 {
  margin-top: var(--space-lg);
  font-size: 1.2rem;
}

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

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

.prose th {
  background: rgba(27, 58, 47, 0.06);
}

/* Service & blog listings */
.card-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  width: min(100% - 2rem, var(--max));
  margin: 0 auto var(--space-2xl);
}

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

.media-entry {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.media-entry img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  border-radius: var(--radius);
}

.media-entry h2 {
  margin: 0;
  font-size: 1.35rem;
}

.media-entry h2 a {
  text-decoration: none;
  color: var(--color-pine);
}

.media-entry p {
  color: var(--color-ink-soft);
  margin: 0;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  color: var(--color-muted);
  font-size: 0.95rem;
  margin: var(--space-md) 0;
}

.service-detail,
.post-detail {
  width: min(100% - 2rem, 46rem);
  margin: 0 auto var(--space-2xl);
}

.service-detail__hero,
.post-detail__hero {
  width: min(100% - 2rem, var(--max));
  margin: var(--space-lg) auto var(--space-xl);
  border-radius: var(--radius);
  overflow: hidden;
}

.service-detail__hero img,
.post-detail__hero img {
  width: 100%;
  max-height: 26rem;
  object-fit: cover;
}

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

.checklist li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.5rem;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--color-leaf);
  border-radius: 1px;
}

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: var(--space-md) 0 var(--space-md) 3rem;
  border-bottom: 1px solid var(--color-border);
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: var(--space-md);
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-gold);
}

/* Reviews */
.review-list {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto var(--space-xl);
  display: grid;
  gap: var(--space-lg);
}

.review {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
}

.review__quote {
  font-family: var(--font-display);
  font-size: 1.2rem;
  line-height: 1.5;
  color: var(--color-pine);
  margin: 0 0 var(--space-sm);
}

.review__meta {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.case-story {
  width: min(100% - 2rem, 46rem);
  margin: 0 auto var(--space-2xl);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

/* Pricing */
.rate-table {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto var(--space-xl);
  border-collapse: collapse;
}

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

.rate-table th {
  font-family: var(--font-display);
  color: var(--color-pine);
  font-weight: 600;
}

.factors {
  width: min(100% - 2rem, 46rem);
  margin: 0 auto var(--space-2xl);
}

/* Contact form */
.contact-layout {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto var(--space-2xl);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-xl);
}

@media (max-width: 800px) {
  .contact-layout { grid-template-columns: 1fr; }
}

.form {
  display: grid;
  gap: var(--space-md);
}

.form__field {
  display: grid;
  gap: 0.35rem;
}

.form__field label {
  font-weight: 600;
  color: var(--color-pine);
}

.form__field input,
.form__field select,
.form__field textarea {
  font: inherit;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-ink);
}

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

.form__field.is-invalid input,
.form__field.is-invalid select,
.form__field.is-invalid textarea {
  border-color: var(--color-error);
}

.form__error {
  color: var(--color-error);
  font-size: 0.9rem;
  display: none;
}

.form__field.is-invalid .form__error {
  display: block;
}

.form__status {
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  display: none;
}

.form__status.is-success {
  display: block;
  background: rgba(27, 58, 47, 0.1);
  color: var(--color-success);
}

.form__status.is-error {
  display: block;
  background: rgba(139, 46, 46, 0.1);
  color: var(--color-error);
}

.contact-aside {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-lg);
  height: fit-content;
}

.contact-aside h2 {
  margin-top: 0;
  font-size: 1.25rem;
}

.contact-aside p {
  margin-bottom: 0.65rem;
  color: var(--color-ink-soft);
}

/* Process page */
.process-timeline {
  width: min(100% - 2rem, 46rem);
  margin: 0 auto var(--space-2xl);
}

.process-step {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
  animation: fade-up 0.7s var(--ease) both;
}

.process-step:nth-child(2) { animation-delay: 0.08s; }
.process-step:nth-child(3) { animation-delay: 0.16s; }
.process-step:nth-child(4) { animation-delay: 0.24s; }

.process-step__num {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.06em;
}

.process-step h2 {
  margin: 0.25rem 0 0.5rem;
  font-size: 1.45rem;
}

/* Footer */
.site-footer {
  background: var(--color-pine);
  color: rgba(244, 247, 242, 0.88);
  padding: var(--space-xl) 0 var(--space-lg);
  margin-top: auto;
}

.site-footer a {
  color: rgba(244, 247, 242, 0.9);
}

.site-footer__grid {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto var(--space-lg);
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-lg);
}

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

.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: #f4f7f2;
  margin: 0 0 0.35rem;
}

.site-footer__tag {
  margin: 0;
  max-width: 18rem;
}

.site-footer__label {
  font-weight: 600;
  color: var(--color-gold-soft);
  margin: 0 0 0.5rem;
}

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

.site-footer__links li {
  margin-bottom: 0.35rem;
}

.site-footer__copy {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(244, 247, 242, 0.15);
  font-size: 0.9rem;
  color: rgba(244, 247, 242, 0.65);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 1rem;
  pointer-events: none;
}

.cookie-banner[hidden] {
  display: none !important;
}

.cookie-banner__inner {
  pointer-events: auto;
  width: min(100%, 42rem);
  margin-inline: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  padding: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  justify-content: space-between;
  animation: rise-in 0.45s var(--ease);
}

.cookie-banner__text {
  margin: 0;
  flex: 1 1 16rem;
  font-size: 0.95rem;
  color: var(--color-ink-soft);
}

.cookie-banner__actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

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

.error-page h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--space-sm);
}

.team-grid {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto var(--space-2xl);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

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

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

.team-member h3 {
  margin: 0 0 0.25rem;
}

.team-member .role {
  color: var(--color-leaf);
  font-weight: 600;
  margin-bottom: 0.5rem;
}