:root {
  --quartz: #f3f0e8;
  --quartz-deep: #d9d3c6;
  --ink: #1c2430;
  --muted: #4a5564;
  --emerald: #1fbf84;
  --violet: #7b5cff;
  --cyan: #3ec8dc;
  --silver: #eef3f7;
  --glass: rgba(255, 255, 255, 0.42);
  --stroke: rgba(255, 255, 255, 0.65);
  --shadow: 0 18px 50px rgba(80, 70, 140, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans Thai", sans-serif;
  color: var(--ink);
  background: var(--quartz);
  line-height: 1.65;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

.sky {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(62, 200, 220, 0.35), transparent 55%),
    radial-gradient(900px 600px at 90% 0%, rgba(123, 92, 255, 0.28), transparent 50%),
    radial-gradient(800px 500px at 50% 100%, rgba(31, 191, 132, 0.2), transparent 55%),
    linear-gradient(180deg, #e8eef6 0%, var(--quartz) 42%, #ece7dc 100%);
}
.aurora {
  position: absolute;
  filter: blur(40px);
  opacity: 0.55;
  mix-blend-mode: multiply;
  animation: drift 18s ease-in-out infinite;
}
.a1 { width: 42vw; height: 42vw; left: -8vw; top: 10vh; background: #7b5cff; }
.a2 { width: 36vw; height: 36vw; right: -6vw; top: 28vh; background: #3ec8dc; animation-delay: -6s; }
.a3 { width: 30vw; height: 30vw; left: 30vw; bottom: -8vh; background: #1fbf84; animation-delay: -11s; }
@keyframes drift {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(4%, -6%, 0) scale(1.08); }
}

.wrap { width: min(1080px, calc(100% - 2rem)); margin-inline: auto; }
img { max-width: 100%; height: auto; display: block; }
a { color: #3a2f8a; }
h1, h2, h3, .mark {
  font-family: Syne, "Noto Sans Thai", sans-serif;
  letter-spacing: -0.03em;
  line-height: 1.2;
}
h1 { font-size: clamp(1.8rem, 4vw, 3.1rem); margin: 0.3rem 0 1rem; }
h2 { font-size: clamp(1.35rem, 2.4vw, 2rem); }

.site-head {
  position: sticky;
  top: 0.6rem;
  z-index: 20;
}
.head-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 1rem;
  background: var(--glass);
  border: 1px solid var(--stroke);
  border-radius: 999px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}
.mark {
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.mark span { font-size: 0.75rem; font-weight: 500; color: var(--muted); font-family: "Noto Sans Thai", sans-serif; }
.nav { display: flex; flex-wrap: wrap; gap: 0.9rem 1.1rem; }
.nav a { text-decoration: none; color: var(--ink); font-weight: 500; }
.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  font: inherit;
  color: var(--ink);
}

.crystal {
  background: linear-gradient(145deg, rgba(255,255,255,0.62), rgba(255,255,255,0.22));
  border: 1px solid var(--stroke);
  border-radius: 1.4rem;
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,0.8);
  backdrop-filter: blur(18px);
}

.hero-caption { width: min(1200px, calc(100% - 1.2rem)); margin: 1.2rem auto 2.5rem; }
.hero-frame {
  margin: 0;
  position: relative;
  border-radius: 1.8rem;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.hero-frame img { width: 100%; height: min(72vh, 760px); object-fit: cover; }
.hero-frame figcaption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  padding: 1.1rem 1.2rem 1.2rem;
  background: linear-gradient(160deg, rgba(243,240,232,0.92), rgba(238,243,247,0.72));
  border: 1px solid var(--stroke);
  border-radius: 1.1rem;
  backdrop-filter: blur(14px);
  max-width: 36rem;
}
.kicker {
  text-transform: none;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0 0 0.4rem;
}
.text-link {
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--emerald);
  padding-bottom: 0.1rem;
}

.block { margin: 3rem auto; }
.section-lead { max-width: 38rem; margin-bottom: 1.4rem; }
.primary-offer {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  overflow: hidden;
}
.primary-offer img { height: 100%; object-fit: cover; min-height: 280px; }
.primary-offer div { padding: 1.4rem 1.5rem; }
.offer-list, .folio, .team-grid, .post-list, .service-stack {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.1rem;
}
.offer-list { grid-template-columns: repeat(3, 1fr); }
.offer-list img, .folio img, .service-row img, .post-list img, .team-grid img {
  border-radius: 1.4rem 1.4rem 0 0;
  width: 100%;
  height: 190px;
  object-fit: cover;
}
.offer-list li, .folio li, .team-grid li, .post-list li { overflow: hidden; }
.offer-list h3, .offer-list p, .folio h2, .folio p, .team-grid h2, .team-grid p {
  padding: 0 1.1rem;
}
.offer-list h3 { margin-top: 1rem; }
.offer-list p:last-child, .folio p:last-child, .team-grid p:last-child { padding-bottom: 1.2rem; }
.meta { color: var(--muted); font-size: 0.92rem; }
.quote-block blockquote {
  margin: 0;
  padding: 1.4rem 1.5rem;
  background: var(--glass);
  border-left: 4px solid var(--violet);
  border-radius: 0 1.2rem 1.2rem 0;
}
cite { display: block; margin-top: 0.8rem; color: var(--muted); font-style: normal; }

.page-intro { padding-top: 2rem; max-width: 42rem; margin-bottom: 1.5rem; }
.service-row {
  display: grid;
  grid-template-columns: 280px 1fr;
  overflow: hidden;
}
.service-row img { height: 100%; border-radius: 0; min-height: 180px; }
.service-row div { padding: 1.2rem 1.3rem; }
.detail { padding: 2rem 0 3rem; max-width: 46rem; }
.lede { font-size: 1.15rem; }
.detail-hero { margin: 1.2rem 0; }
.detail-hero img { border-radius: 1.2rem; width: 100%; max-height: 420px; object-fit: cover; }
.plain { padding-left: 1.1rem; }
.folio { grid-template-columns: 1fr 1fr; }
.folio h2 { padding: 1rem 1.1rem 0; font-size: 1.2rem; }
.team-grid { grid-template-columns: repeat(3, 1fr); }
.team-grid img { height: 260px; }
.post-list li { display: grid; grid-template-columns: 260px 1fr; }
.post-list img { border-radius: 0; height: 100%; min-height: 160px; }
.post-list div { padding: 1rem 1.2rem; }
.cta-line { margin: 2rem auto 3rem; }

.split-contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  padding: 2rem 0 3.5rem;
  align-items: start;
}
address { font-style: normal; }
.form { display: grid; gap: 0.8rem; padding: 1.2rem; }
.form label { display: grid; gap: 0.3rem; font-weight: 600; font-size: 0.95rem; }
.form input, .form select, .form textarea {
  font: inherit;
  padding: 0.65rem 0.7rem;
  border-radius: 0.7rem;
  border: 1px solid rgba(28, 36, 48, 0.18);
  background: rgba(255,255,255,0.7);
}
.field-error, .js-error { color: #8a1c3a; }
.form-status { color: #0f6b4c; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  color: #07150f;
  font: inherit;
  font-weight: 700;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--silver), #fff, var(--cyan));
  background-size: 180% 180%;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.7), 0 10px 24px rgba(62, 200, 220, 0.25);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease;
}
.btn::after {
  content: "";
  position: absolute;
  inset: -40% auto -40% -30%;
  width: 40%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.85), transparent);
  transform: translateX(-120%);
}
.btn:hover { transform: translateY(-1px); }
.btn:hover::after, .btn:focus-visible::after { animation: pulse 0.9s ease; }
@keyframes pulse {
  to { transform: translateX(420%); }
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 1px rgba(28,36,48,0.2);
}

.legal { padding: 2rem 0 3.5rem; max-width: 46rem; }
.site-foot {
  margin-top: 2rem;
  padding: 2.2rem 0 2.5rem;
  background: rgba(255,255,255,0.3);
  border-top: 1px solid var(--stroke);
}
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 1.5rem; }
.foot-label { font-weight: 700; margin-bottom: 0.3rem; }
.foot-mark { font-size: 1.2rem; }

.cookie-banner {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  width: min(420px, calc(100% - 2rem));
}
.cookie-panel {
  padding: 1rem 1.1rem;
  background: linear-gradient(160deg, rgba(243,240,232,0.95), rgba(238,243,247,0.86));
  border: 1px solid var(--stroke);
  border-radius: 1.2rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.cookie-actions { display: flex; gap: 0.6rem; margin-top: 0.7rem; }

@media (max-width: 860px) {
  .nav-toggle { display: inline; }
  .nav {
    display: none;
    position: absolute;
    top: calc(100% + 0.4rem);
    left: 1rem;
    right: 1rem;
    padding: 0.9rem;
    background: var(--glass);
    border: 1px solid var(--stroke);
    border-radius: 1rem;
    backdrop-filter: blur(16px);
    flex-direction: column;
  }
  .nav.is-open { display: flex; }
  .head-inner { position: relative; border-radius: 1.2rem; }
  .primary-offer, .service-row, .post-list li, .split-contact, .foot-grid {
    grid-template-columns: 1fr;
  }
  .offer-list, .folio, .team-grid { grid-template-columns: 1fr; }
  .hero-frame figcaption { position: static; max-width: none; }
}