:root {
  color-scheme: light;
  font-family:
    "Noto Sans SC",
    "Source Han Sans SC",
    "PingFang SC",
    "Microsoft YaHei",
    system-ui,
    sans-serif;
  color: #123b39;
  background: #f4f1e8;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  min-height: 100svh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 77% 42%, rgba(255, 220, 139, 0.38), transparent 31rem),
    radial-gradient(circle at 14% 12%, rgba(85, 157, 143, 0.14), transparent 29rem),
    #f4f1e8;
}

.filing-page {
  width: min(1180px, calc(100% - 64px));
  min-height: 100svh;
  margin: 0 auto;
  padding: max(36px, env(safe-area-inset-top)) 0 max(32px, env(safe-area-inset-bottom));
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(420px, 1.12fr);
  align-items: center;
  gap: clamp(28px, 5vw, 82px);
}

.filing-copy {
  position: relative;
  z-index: 1;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: clamp(54px, 8vh, 92px);
  color: #164a45;
  font-size: 1.05rem;
  font-weight: 680;
  letter-spacing: 0.025em;
}

.brand img {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: 13px;
  box-shadow: 0 10px 24px rgba(22, 74, 69, 0.13);
}

.eyebrow {
  margin: 0 0 18px;
  color: #b17837;
  font-size: 0.82rem;
  font-weight: 720;
  letter-spacing: 0.24em;
}

h1 {
  margin: 0;
  color: #123b39;
  font-family:
    "Noto Serif SC",
    "Source Han Serif SC",
    "Songti SC",
    serif;
  font-size: clamp(2.5rem, 4.5vw, 4.6rem);
  font-weight: 650;
  letter-spacing: -0.055em;
  line-height: 1.2;
}

h1 span {
  display: block;
  white-space: nowrap;
}

h1 span + span {
  margin-top: 0.14em;
}

.filing-art {
  position: relative;
  width: min(100%, 620px);
  margin: 0;
  justify-self: end;
}

.filing-art::before {
  position: absolute;
  inset: 11% 8% 7%;
  z-index: -1;
  border-radius: 50%;
  background: rgba(255, 246, 213, 0.84);
  box-shadow: 0 35px 90px rgba(36, 83, 73, 0.13);
  content: "";
}

.filing-art img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 26px 28px rgba(39, 80, 71, 0.1));
}

@media (max-width: 850px) {
  body {
    overflow-y: auto;
  }

  .filing-page {
    width: min(620px, calc(100% - 40px));
    padding-top: max(26px, env(safe-area-inset-top));
    grid-template-columns: 1fr;
    gap: 16px;
    text-align: center;
  }

  .brand {
    justify-content: center;
    margin-bottom: 38px;
  }

  h1 {
    font-size: clamp(2.1rem, 9vw, 3.5rem);
    letter-spacing: -0.045em;
  }

  .filing-art {
    width: min(88vw, 470px);
    justify-self: center;
  }
}

@media (max-width: 430px) {
  .filing-page {
    width: min(100% - 28px, 620px);
  }

  .brand {
    margin-bottom: 30px;
  }

  h1 {
    font-size: clamp(1.78rem, 8.2vw, 2.18rem);
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}