:root {
  --quartz: #f4fbff;
  --quartz-deep: #d7e8f2;
  --night: #071018;
  --ink: #12202c;
  --muted: #3d5566;
  --emerald: #1dbf8a;
  --emerald-deep: #0b6b52;
  --violet: #7a63e8;
  --cyan: #4ee3f2;
  --silver: #e8f2f8;
  --glass: rgba(244, 251, 255, 0.42);
  --line: rgba(255, 255, 255, 0.55);
  --shadow: 0 24px 60px rgba(8, 22, 36, 0.18);
  --radius: 22px;
  --font: "IBM Plex Sans Thai", "Manrope", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(78, 227, 242, 0.35), transparent 55%),
    radial-gradient(720px 480px at 92% 8%, rgba(122, 99, 232, 0.32), transparent 50%),
    radial-gradient(640px 500px at 50% 100%, rgba(29, 191, 138, 0.22), transparent 55%),
    linear-gradient(180deg, #0a1a26 0%, #123044 28%, #eef7fb 28.02%, #f7fcff 100%);
  min-height: 100vh;
  line-height: 1.7;
}

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

a {
  color: var(--emerald-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.shell {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: linear-gradient(180deg, rgba(7, 16, 24, 0.72), rgba(7, 16, 24, 0.28));
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--quartz);
  text-decoration: none;
  font-weight: 600;
}

.brand-mark {
  width: 1.15rem;
  height: 1.7rem;
  background: linear-gradient(180deg, var(--cyan), var(--violet) 55%, var(--emerald));
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
  box-shadow: 0 0 18px rgba(78, 227, 242, 0.7);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--glass);
  color: var(--quartz);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font: inherit;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.1rem;
}

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

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--cyan);
}

.hero-stage {
  color: var(--quartz);
  padding: 2.4rem 0 3.4rem;
}

.hero-kicker {
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--cyan);
  margin: 0 0 0.8rem;
}

.hero-stage h1 {
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 1rem;
  max-width: 18ch;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.6rem;
  align-items: end;
}

.hero-copy p {
  max-width: 38ch;
  color: #d7eef5;
}

.hero-figure {
  position: relative;
}

.hero-figure img {
  width: 100%;
  height: min(520px, 62vh);
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.crystal-card {
  position: absolute;
  left: -1.2rem;
  bottom: 1.4rem;
  width: min(280px, 78%);
  padding: 1rem 1.1rem;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.28), rgba(78, 227, 242, 0.12));
  border: 1px solid var(--line);
  border-radius: 16px;
  backdrop-filter: blur(18px);
  color: var(--night);
}

.crystal-card strong {
  display: block;
  margin-bottom: 0.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  padding: 0.72rem 1.25rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn-pulse {
  position: relative;
  overflow: hidden;
  color: var(--night);
  background: linear-gradient(90deg, var(--cyan), var(--emerald), var(--violet));
  background-size: 180% 100%;
  animation: aurora-shift 8s linear infinite;
}

.btn-pulse::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.7), transparent);
  transform: translateX(-120%);
}

.btn-pulse:hover::after,
.btn-pulse:focus-visible::after {
  animation: crystal-pulse 0.7s ease;
}

.btn-ghost {
  background: transparent;
  color: inherit;
  border: 1px solid currentColor;
}

@keyframes aurora-shift {
  0% { background-position: 0 50%; }
  100% { background-position: 180% 50%; }
}

@keyframes crystal-pulse {
  to { transform: translateX(120%); }
}

.panel {
  background: var(--glass);
  border: 1px solid rgba(18, 32, 44, 0.08);
  border-radius: var(--radius);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset;
  backdrop-filter: blur(10px);
}

.section {
  padding: 3rem 0;
}

.section h2 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  margin: 0 0 1rem;
}

.lede {
  color: var(--muted);
  max-width: 62ch;
}

.primary-service {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.4rem;
  padding: 1.3rem;
}

.primary-service img {
  border-radius: 16px;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}

.offer-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.8rem;
}

.offer-list a {
  display: block;
  padding: 1rem 1.1rem;
  text-decoration: none;
  color: inherit;
}

.offer-list a:hover {
  outline: 1px solid var(--violet);
}

.quote-stack {
  display: grid;
  gap: 1rem;
}

.quote-stack blockquote {
  margin: 0;
  padding: 1.1rem 1.2rem;
}

.quote-stack p {
  margin: 0 0 0.6rem;
}

.cite {
  color: var(--muted);
  font-size: 0.92rem;
}

.card-grid,
.portrait-grid,
.price-grid {
  display: grid;
  gap: 1rem;
}

.card-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.portrait-grid,
.price-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.media-card img,
.portrait img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  border-radius: 16px 16px 0 0;
}

.media-card,
.portrait,
.price-card {
  overflow: hidden;
}

.media-card .pad,
.portrait .pad,
.price-card {
  padding: 1rem 1.1rem 1.2rem;
}

.price-card {
  padding: 1.2rem;
}

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

.prose {
  max-width: 68ch;
}

.prose h2,
.prose h3 {
  line-height: 1.35;
}

.form {
  display: grid;
  gap: 0.85rem;
  max-width: 36rem;
}

label {
  display: grid;
  gap: 0.3rem;
  font-weight: 500;
}

input,
select,
textarea {
  font: inherit;
  padding: 0.7rem 0.8rem;
  border-radius: 12px;
  border: 1px solid rgba(18, 32, 44, 0.16);
  background: rgba(255, 255, 255, 0.78);
}

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

.field-error,
.form-banner {
  color: #8a1c3a;
  margin: 0.15rem 0 0;
  font-size: 0.9rem;
}

.form-banner.is-success {
  color: var(--emerald-deep);
}

.site-footer {
  margin-top: 2rem;
  padding: 2.4rem 0 1.4rem;
  background: linear-gradient(180deg, transparent, rgba(7, 16, 24, 0.92) 18%);
  color: var(--silver);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 1.4rem;
}

.footer-brand {
  font-weight: 700;
  color: var(--cyan);
}

.footer-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--cyan);
}

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

.footer-links a,
.site-footer a {
  color: var(--quartz);
}

.footer-copy {
  margin: 1.6rem auto 0;
  opacity: 0.75;
  font-size: 0.88rem;
}

.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  background: linear-gradient(180deg, rgba(18, 32, 44, 0.2), rgba(7, 16, 24, 0.92));
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
  color: var(--quartz);
  padding: 1rem 0;
}

.cookie-inner {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.cookie-banner a {
  color: var(--cyan);
}

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

.page-hero {
  padding: 2.2rem 0 0.4rem;
}

.page-hero h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.wide-img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: var(--radius);
}

[hidden] {
  display: none !important;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 1rem;
    right: 1rem;
    padding: 1rem;
    flex-direction: column;
    background: rgba(7, 16, 24, 0.94);
    border-radius: 16px;
    border: 1px solid var(--line);
  }

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

  .hero-layout,
  .primary-service,
  .card-grid,
  .portrait-grid,
  .price-grid,
  .footer-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .crystal-card {
    position: static;
    width: auto;
    margin-top: 0.8rem;
  }

  body {
    background:
      radial-gradient(700px 280px at 10% -8%, rgba(78, 227, 242, 0.3), transparent 55%),
      linear-gradient(180deg, #0a1a26 0%, #123044 18%, #eef7fb 18.02%, #f7fcff 100%);
  }
}