/* Header + hero refinement: lighter chrome, calmer product preview, clearer statement. */
.site-shell .header {
  position:sticky;
  top:0;
  z-index:100;
  height:72px;
  border-bottom:1px solid rgba(112,151,178,.09);
  background:
    radial-gradient(ellipse 32% 140% at 88% 0%,rgba(31,207,183,.13),transparent 78%),
    linear-gradient(135deg,rgba(251,253,255,.88) 0%,rgba(247,251,255,.86) 46%,rgba(241,251,249,.88) 100%);
  box-shadow:none;
  backdrop-filter:blur(20px) saturate(155%);
  -webkit-backdrop-filter:blur(20px) saturate(155%);
}
.site-shell .header::after {
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(8,124,240,.1),rgba(22,184,159,.1),transparent);
  pointer-events:none;
}
.site-shell .main-nav a {
  color:#263b50;
  font-size:13px;
  font-weight:800;
  letter-spacing:.055em;
  text-transform:uppercase;
}
.site-shell .main-nav a::after { height:2px; }
.site-shell .main-nav a:hover { color:#0878e8; }

.site-shell .hero {
  background:
    radial-gradient(ellipse 42% 56% at 83% 20%,rgba(31,207,183,.15),transparent 72%),
    radial-gradient(ellipse 34% 48% at 9% 16%,rgba(31,118,239,.1),transparent 72%),
    linear-gradient(135deg,#fbfdff 0%,#f7fbff 46%,#f1fbf9 100%);
}
.site-shell .hero::before {
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(rgba(64,127,169,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(64,127,169,.035) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.5) 45%,rgba(0,0,0,.82) 100%);
  pointer-events:none;
}
.site-shell .hero::after {
  top:-270px;
  right:-110px;
  width:690px;
  height:690px;
  border:1px solid rgba(29,169,184,.08);
  background:radial-gradient(circle,rgba(30,206,183,.105),rgba(43,137,239,.035) 48%,transparent 70%);
  box-shadow:0 0 0 115px rgba(8,124,240,.018);
}
.site-shell .hero-surface { min-height:760px; padding:102px 0 116px; }
.site-shell .hero-grid {
  grid-template-columns:minmax(450px,.93fr) minmax(520px,1.07fr);
  gap:105px;
}
.site-shell .hero-copy { max-width:600px; }
.site-shell .hero h1 {
  max-width:620px;
  margin-bottom:29px;
  font-family:"Plus Jakarta Sans","Noto Sans Thai",system-ui,sans-serif;
  font-size:clamp(54px,4.65vw,70px);
  font-weight:800;
  line-height:1.045;
  letter-spacing:-.052em;
}
.site-shell .hero h1>span {
  color:#0a1835;
  font-size:.86em;
  letter-spacing:-.042em;
  text-transform:uppercase;
}
.site-shell .hero h1>strong {
  width:max-content;
  max-width:100%;
  margin-top:10px;
  background:linear-gradient(92deg,#087bf0 4%,#0a9fd5 52%,#12aa91 100%);
  background-clip:text;
  -webkit-background-clip:text;
  color:transparent;
  font:inherit;
  letter-spacing:-.058em;
}
.site-shell .hero-copy>p { max-width:495px; color:#4f6575; font-size:15px; line-height:1.85; }

.site-shell .order-stage {
  width:100%;
  min-height:500px;
  justify-items:end;
}
.site-shell .order-window {
  width:min(100%,650px);
  border-radius:23px;
  box-shadow:0 36px 82px rgba(27,68,98,.16),0 9px 23px rgba(27,68,98,.07),inset 0 1px rgba(255,255,255,.9);
}
.site-shell .signal-line.one { width:570px; height:570px; right:-125px; top:-66px; }
.site-shell .signal-line.two { width:405px; height:405px; right:-42px; top:16px; }
.site-shell .order-window-bar { min-height:62px; padding:0 25px; }
.site-shell .order-window-body { padding:32px 34px; }
.site-shell .order-window-title h3 { font-size:26px; }
.site-shell .order-service-list article { min-height:98px; padding:17px; }

@media (prefers-color-scheme:dark) and (scripting:none) {
  .site-shell .header {
    border-color:rgba(149,180,199,.14);
    background:
      radial-gradient(ellipse 32% 140% at 88% 0%,rgba(27,185,169,.1),transparent 78%),
      linear-gradient(135deg,rgba(9,20,33,.86),rgba(11,25,40,.84) 48%,rgba(12,35,38,.86));
    box-shadow:0 10px 32px rgba(0,0,0,.16);
  }
  .site-shell .hero {
    background:
      radial-gradient(ellipse 42% 56% at 83% 20%,rgba(27,185,169,.12),transparent 72%),
      radial-gradient(ellipse 34% 48% at 9% 16%,rgba(31,111,217,.11),transparent 72%),
      linear-gradient(135deg,#091421,#0b1928 48%,#0c2326);
  }
  .site-shell .hero h1>span { color:#f5f9fc; }
  .site-shell .main-nav a { color:#d7e4ec; }
  .site-shell .main-nav a:hover { color:#61baff; }
  .site-shell .hero h1>strong {
    background:linear-gradient(92deg,#57adff,#53cbd7 52%,#58d2b6);
    background-clip:text;
    -webkit-background-clip:text;
    color:transparent;
  }
  .site-shell .hero-copy>p { color:#aebdca; }
}

@media (max-width:1000px) {
  .site-shell .hero-grid { grid-template-columns:1fr; gap:64px; }
  .site-shell .hero-copy { max-width:690px; }
  .site-shell .order-stage { justify-items:center; }
  .site-shell .order-window { width:min(100%,700px); }
}
@media (max-width:700px) {
  .site-shell .header { height:68px; }
  .site-shell .hero-surface { padding:76px 0 92px; }
  .site-shell .hero h1 { font-size:43px; line-height:1.06; letter-spacing:-.045em; }
  .site-shell .hero h1>span { font-size:.82em; letter-spacing:-.035em; }
  .site-shell .hero h1>strong { width:auto; margin-top:7px; letter-spacing:-.05em; }
  .site-shell .order-stage { min-height:410px; }
  .site-shell .order-window-body { padding:25px 21px; }
  .site-shell .order-service-list { grid-template-columns:1fr; }
  .site-shell .order-service-list article { min-height:84px; }
}