:root {
  --bg: #f6f1e8;
  --bg-deep: #152126;
  --surface: rgba(255, 255, 255, 0.62);
  --surface-strong: rgba(255, 255, 255, 0.78);
  --text: #142127;
  --text-soft: rgba(20, 33, 39, 0.72);
  --line: rgba(20, 33, 39, 0.1);
  --accent: #0f766e;
  --accent-strong: #0a4f4a;
  --accent-soft: #d5efe9;
  --gold: #b7791f;
  --shadow: 0 24px 70px rgba(20, 33, 39, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: min(1120px, calc(100vw - 32px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Manrope", "Noto Sans Thai", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.12), transparent 26rem),
    radial-gradient(circle at 90% 12%, rgba(183, 121, 31, 0.16), transparent 22rem),
    linear-gradient(180deg, #fbf8f2 0%, #f3ede2 56%, #efe7db 100%);
}

a {
  color: inherit;
}

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

button,
input,
textarea {
  font: inherit;
}

.site-bg,
.site-grid,
.site-glow {
  pointer-events: none;
  position: fixed;
  inset: 0;
}

.site-bg {
  z-index: -1;
  overflow: hidden;
}

.site-grid {
  background-image:
    linear-gradient(rgba(20, 33, 39, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 33, 39, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 90%);
}

.site-glow {
  filter: blur(24px);
  opacity: 0.8;
}

.glow-one {
  background: radial-gradient(circle at 15% 18%, rgba(15, 118, 110, 0.18), transparent 20%);
}

.glow-two {
  background: radial-gradient(circle at 86% 14%, rgba(183, 121, 31, 0.18), transparent 18%);
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 16px 0;
  backdrop-filter: blur(18px);
  background: linear-gradient(180deg, rgba(246, 241, 232, 0.88), rgba(246, 241, 232, 0.6));
  border-bottom: 1px solid rgba(20, 33, 39, 0.05);
}

.nav-shell {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo {
  width: auto;
  height: 42px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--text-soft);
  text-decoration: none;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.56);
  transform: translateY(-1px);
}

.site-nav .nav-cta {
  background: var(--bg-deep);
  color: #eef7f5;
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta:focus-visible {
  background: var(--accent-strong);
  color: #ffffff;
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(20, 33, 39, 0.1);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.56);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle span + span {
  margin-top: 6px;
}

.hero-section {
  padding: 72px 0 32px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 28px;
  align-items: stretch;
}

.hero-copy,
.hero-card,
.service-card,
.insight-card,
.contact-card {
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero-copy {
  padding: 40px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.6)),
    linear-gradient(135deg, rgba(213, 239, 233, 0.36), transparent 60%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Syne", "Noto Sans Thai", sans-serif;
  line-height: 1;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.25rem);
  letter-spacing: -0.05em;
  max-width: 10ch;
}

h2 {
  font-size: clamp(2rem, 4.6vw, 3.6rem);
  letter-spacing: -0.04em;
  max-width: 12ch;
}

h3 {
  font-size: clamp(1.45rem, 3vw, 2rem);
  letter-spacing: -0.04em;
}

.hero-text,
.section-body p,
.service-card p,
.insight-card p,
.contact-copy p {
  color: var(--text-soft);
  line-height: 1.8;
}

.hero-text {
  max-width: 58ch;
  margin: 24px 0 0;
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--bg-deep);
  color: #f6fbfa;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--accent-strong);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.4);
  color: var(--text);
  border-color: rgba(20, 33, 39, 0.1);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  background: rgba(255, 255, 255, 0.72);
}

.hero-points {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.hero-points li {
  position: relative;
  padding-left: 22px;
  color: var(--text-soft);
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--accent));
  box-shadow: 0 0 0 6px rgba(15, 118, 110, 0.08);
}

.hero-card {
  display: grid;
  gap: 16px;
  padding: 22px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(17, 31, 37, 0.98), rgba(17, 31, 37, 0.88)),
    linear-gradient(135deg, rgba(15, 118, 110, 0.24), transparent 60%);
  color: #f2f7f5;
}

.hero-panel {
  display: grid;
  gap: 10px;
  padding: 24px;
  border-radius: var(--radius-lg);
}

.hero-panel p,
.hero-panel span,
.hero-metrics span {
  margin: 0;
  color: rgba(242, 247, 245, 0.72);
}

.hero-panel strong,
.hero-metrics strong {
  font-family: "Syne", sans-serif;
}

.hero-panel-primary {
  background: linear-gradient(135deg, rgba(15, 118, 110, 0.34), rgba(15, 118, 110, 0.08));
}

.hero-panel-secondary {
  background: linear-gradient(135deg, rgba(183, 121, 31, 0.28), rgba(183, 121, 31, 0.08));
}

.hero-panel strong {
  font-size: 1.7rem;
  line-height: 1.05;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.hero-metrics div {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
}

.hero-metrics strong {
  display: block;
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.trust-strip {
  padding: 12px 0 8px;
}

.trust-items {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.trust-items p {
  margin: 0;
  padding: 16px 18px;
  border-radius: 999px;
  border: 1px solid rgba(20, 33, 39, 0.08);
  background: rgba(255, 255, 255, 0.48);
  text-align: center;
  color: var(--text-soft);
  font-weight: 700;
}

.section {
  padding: 72px 0;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  align-items: start;
}

.section-body p {
  margin: 0;
}

.section-body p + p {
  margin-top: 16px;
}

.section-services {
  padding-top: 48px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 32px;
}

.service-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(255, 255, 255, 0.56)),
    linear-gradient(135deg, rgba(213, 239, 233, 0.24), transparent 60%);
}

.card-index {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.2em;
}

.service-card h3 {
  margin-bottom: 14px;
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.insight-card {
  padding: 30px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(17, 31, 37, 0.96), rgba(17, 31, 37, 0.9)),
    linear-gradient(135deg, rgba(15, 118, 110, 0.2), transparent 60%);
  color: #edf4f2;
}

.insight-card .eyebrow,
.insight-card p {
  color: rgba(237, 244, 242, 0.72);
}

.insight-card h3 {
  margin-bottom: 14px;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 0.88fr);
  gap: 24px;
  align-items: stretch;
}

.contact-section {
  padding-top: 48px;
}

.contact-card {
  padding: 30px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.62)),
    linear-gradient(135deg, rgba(183, 121, 31, 0.1), transparent 60%);
}

.contact-block + .contact-block {
  margin-top: 22px;
}

.contact-block span {
  display: block;
  margin-bottom: 8px;
  color: var(--gold);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.contact-block strong,
.contact-block a {
  color: var(--text);
  font-size: 1.08rem;
  line-height: 1.7;
  text-decoration: none;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.site-footer {
  padding: 22px 0 40px;
}

.footer-shell {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 22px;
  border-top: 1px solid rgba(20, 33, 39, 0.08);
  color: var(--text-soft);
  font-size: 0.94rem;
}

.footer-shell p {
  margin: 0;
}

.footer-shell a {
  text-decoration: none;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 650ms ease,
    transform 650ms ease;
  transition-delay: var(--reveal-delay, 0s);
}

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

@media (max-width: 960px) {
  .hero-grid,
  .section-grid,
  .contact-grid,
  .insight-grid,
  .service-grid,
  .trust-items {
    grid-template-columns: 1fr;
  }

  .hero-section {
    padding-top: 48px;
  }

  .section,
  .contact-section {
    padding: 56px 0;
  }

  .footer-shell {
    flex-direction: column;
  }
}

@media (max-width: 780px) {
  .site-header {
    padding: 12px 0;
  }

  .brand-logo {
    height: 34px;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 16px;
    right: 16px;
    display: grid;
    gap: 8px;
    padding: 14px;
    border: 1px solid rgba(20, 33, 39, 0.08);
    border-radius: 20px;
    background: rgba(250, 246, 239, 0.94);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition:
      opacity 180ms ease,
      visibility 180ms ease,
      transform 180ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav a {
    width: 100%;
    text-align: center;
  }

  .nav-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(4px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-4px) rotate(-45deg);
  }

  .hero-copy,
  .hero-card,
  .service-card,
  .insight-card,
  .contact-card {
    padding-left: 22px;
    padding-right: 22px;
  }
}

@media (max-width: 560px) {
  :root {
    --container: min(100vw - 20px, 1120px);
  }

  h1 {
    max-width: 8ch;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .button,
  .hero-actions .button,
  .contact-actions .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}