:root {
  --color-ink: #14221f;
  --color-ink-soft: #3a4a45;
  --color-paper: #eef2ef;
  --color-paper-deep: #dde5df;
  --color-surface: #f7faf8;
  --color-forest: #0e3d36;
  --color-forest-mid: #1a5c52;
  --color-clay: #b85c38;
  --color-clay-soft: #d47852;
  --color-line: rgba(20, 34, 31, 0.14);
  --color-ok: #1f6b4a;
  --color-err: #9b2c2c;
  --font-display: "Chakra Petch", sans-serif;
  --font-body: "Sarabun", sans-serif;
  --space-xs: 0.4rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3.5rem;
  --space-2xl: 5.5rem;
  --radius: 4px;
  --shadow-soft: 0 12px 40px rgba(14, 61, 54, 0.08);
  --max: 72rem;
  --header-h: 4.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-ink);
  background:
    radial-gradient(ellipse 80% 50% at 100% -10%, rgba(184, 92, 56, 0.09), transparent 55%),
    radial-gradient(ellipse 60% 40% at 0% 20%, rgba(14, 61, 54, 0.07), transparent 50%),
    linear-gradient(180deg, var(--color-paper) 0%, var(--color-surface) 40%, var(--color-paper-deep) 100%);
  min-height: 100vh;
}

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

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.25;
  font-weight: 600;
  color: var(--color-forest);
  margin: 0 0 var(--space-sm);
}

h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); }
h2 { font-size: clamp(1.55rem, 3vw, 2.15rem); }
h3 { font-size: 1.25rem; }

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

ul, ol { margin: 0 0 var(--space-md); padding-left: 1.2rem; }

.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;
}

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

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

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-clay);
  margin-bottom: var(--space-sm);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.btn--primary {
  background: var(--color-forest);
  color: #f5f8f6;
}

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

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

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

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(238, 242, 239, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-line);
}

.site-header__inner {
  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-weight: 700;
  font-size: 1.25rem;
  color: var(--color-forest);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.site-header__toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 0.55rem;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
}

.site-header__toggle span {
  display: block;
  height: 2px;
  background: var(--color-forest);
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-nav a {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-ink);
  text-decoration: none;
}

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

.site-nav__cta {
  background: var(--color-clay);
  color: #fff !important;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius);
}

.site-nav__cta:hover {
  background: var(--color-clay-soft);
  color: #fff !important;
}

@media (max-width: 900px) {
  .site-header__toggle {
    display: flex;
  }

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

  .site-nav.is-open {
    display: block;
    animation: nav-in 0.25s ease;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
  }
}

@keyframes nav-in {
  from { opacity: 0; transform: translateY(-0.4rem); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.reveal {
  animation: rise 0.7s ease both;
}

.reveal--delay {
  animation-delay: 0.15s;
}

.reveal--delay-2 {
  animation-delay: 0.3s;
}

/* Hero home — full bleed */
.hero-home {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  color: #f4f7f5;
  overflow: hidden;
}

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

.hero-home__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-home__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(10, 32, 28, 0.88) 12%, rgba(10, 32, 28, 0.55) 48%, rgba(10, 32, 28, 0.25) 100%),
    linear-gradient(0deg, rgba(10, 32, 28, 0.55), transparent 45%);
}

.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);
}

.hero-home__brand {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 5rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  margin: 0 0 var(--space-sm);
  color: #f7faf8;
  animation: rise 0.8s ease both;
}

.hero-home__headline {
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  font-weight: 500;
  max-width: 28rem;
  margin-bottom: var(--space-sm);
  color: #e8efeb;
  animation: rise 0.8s ease 0.12s both;
}

.hero-home__text {
  max-width: 28rem;
  color: rgba(244, 247, 245, 0.88);
  margin-bottom: var(--space-md);
  animation: rise 0.8s ease 0.22s both;
}

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

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

.hero-home .btn--ghost {
  border-color: rgba(255, 255, 255, 0.65);
  color: #fff;
}

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

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

.page-hero--media {
  position: relative;
  min-height: 18rem;
  display: grid;
  align-items: end;
  color: #f4f7f5;
  overflow: hidden;
}

.page-hero--media .page-hero__bg {
  position: absolute;
  inset: 0;
}

.page-hero--media .page-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero--media .page-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 32, 28, 0.85), rgba(10, 32, 28, 0.35));
}

.page-hero--media .wrap {
  position: relative;
  z-index: 1;
  padding: var(--space-xl) 0;
}

.page-hero--media h1,
.page-hero--media .lead {
  color: #f4f7f5;
}

/* Offer strip */
.offer-preview {
  display: grid;
  gap: var(--space-lg);
}

.offer-preview__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--space-md);
}

.offer-tile {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: var(--space-md);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.offer-tile:hover {
  border-color: var(--color-forest-mid);
  transform: translateY(-2px);
}

.offer-tile img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin-bottom: var(--space-sm);
}

.offer-tile h3 {
  margin-bottom: 0.35rem;
}

.offer-tile p {
  color: var(--color-ink-soft);
  font-size: 0.98rem;
  margin-bottom: var(--space-sm);
}

.offer-tile a {
  font-family: var(--font-display);
  font-weight: 600;
  text-decoration: none;
}

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

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

.split__media img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  box-shadow: var(--shadow-soft);
}

/* Evidence */
.quote-list {
  display: grid;
  gap: var(--space-md);
}

.quote {
  border-left: 3px solid var(--color-clay);
  padding: var(--space-sm) 0 var(--space-sm) var(--space-md);
  background: transparent;
}

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

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

.quote__meta strong {
  color: var(--color-forest);
  font-family: var(--font-display);
}

/* Process steps */
.steps {
  display: grid;
  gap: var(--space-md);
  counter-reset: step;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-line);
}

.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-clay);
  line-height: 1;
}

/* Pricing */
.rate-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
}

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

.rate-table th {
  font-family: var(--font-display);
  background: var(--color-forest);
  color: #f4f7f5;
  font-weight: 600;
}

.rate-note {
  margin-top: var(--space-md);
  color: var(--color-ink-soft);
}

.factor-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.factor {
  padding: var(--space-md);
  border-top: 2px solid var(--color-forest);
  background: rgba(255, 255, 255, 0.45);
}

/* Forms */
.form {
  display: grid;
  gap: var(--space-md);
  max-width: 36rem;
}

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

.form__field label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
}

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

.form__field textarea {
  min-height: 8rem;
  resize: vertical;
}

.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus {
  outline: 2px solid var(--color-forest-mid);
  outline-offset: 1px;
}

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

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

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

.form__status {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  display: none;
}

.form__status.is-success {
  display: block;
  background: rgba(31, 107, 74, 0.12);
  color: var(--color-ok);
}

.form__status.is-error {
  display: block;
  background: rgba(155, 44, 44, 0.1);
  color: var(--color-err);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-xl);
}

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

.contact-aside {
  padding: var(--space-md);
  background: var(--color-forest);
  color: #eef4f1;
}

.contact-aside a {
  color: #fff;
}

.contact-aside h2 {
  color: #f5f8f6;
}

/* Blog / services list */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: var(--space-md);
}

.media-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  overflow: hidden;
  height: 100%;
  transition: transform 0.2s ease;
}

.media-card:hover {
  transform: translateY(-3px);
}

.media-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.media-card__body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.media-card__meta {
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-xs);
}

.media-card h2,
.media-card h3 {
  font-size: 1.15rem;
}

.media-card p {
  flex: 1;
  color: var(--color-ink-soft);
  font-size: 0.98rem;
}

/* Detail content */
.prose {
  max-width: 42rem;
}

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

.detail-layout {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: var(--space-xl);
}

@media (max-width: 850px) {
  .detail-layout {
    grid-template-columns: 1fr;
  }
}

.detail-aside {
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  align-self: start;
  position: sticky;
  top: calc(var(--header-h) + 1rem);
}

.detail-aside dl {
  margin: 0;
}

.detail-aside dt {
  font-family: var(--font-display);
  font-weight: 600;
  margin-top: var(--space-sm);
}

.detail-aside dd {
  margin: 0.2rem 0 0;
  color: var(--color-ink-soft);
}

.story-block {
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  background: rgba(14, 61, 54, 0.06);
  border-left: 3px solid var(--color-forest);
}

/* Legal */
.legal h2 {
  margin-top: var(--space-lg);
}

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

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

.legal th {
  background: var(--color-paper-deep);
  font-family: var(--font-display);
}

/* Footer */
.site-footer {
  margin-top: var(--space-2xl);
  padding: var(--space-xl) 0 var(--space-lg);
  background: var(--color-forest);
  color: #d7e3de;
}

.site-footer a {
  color: #f0f6f3;
}

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

@media (max-width: 750px) {
  .site-footer__inner {
    grid-template-columns: 1fr;
  }
}

.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.35rem;
}

.site-footer__tag {
  margin: 0;
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.site-footer__copy {
  width: min(100% - 2rem, var(--max));
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.9rem;
  color: rgba(215, 227, 222, 0.8);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  inset: auto 0 0;
  z-index: 60;
  padding: var(--space-md);
  animation: fade-in 0.35s ease;
}

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

.cookie-banner__inner {
  width: min(100%, 42rem);
  margin-inline: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
  padding: var(--space-md);
  display: grid;
  gap: var(--space-md);
}

.cookie-banner__text {
  margin: 0;
  font-size: 0.95rem;
}

.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: flex-end;
}

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

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