.welcome-screen {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: #092018;
  color: #f9f1dc;
  overflow: hidden;
  transition: opacity .42s ease, visibility .42s ease;
}
.welcome-screen.is-leaving { opacity: 0; visibility: hidden; pointer-events: none; }
.welcome-screen-content {
  position: relative;
  isolation: isolate;
  width: min(100%, 520px);
  height: 100%;
  min-height: 100svh;
  margin: 0 auto;
  overflow: hidden;
  background: radial-gradient(circle at 75% 38%, #244d3b, #0b241d 62%);
}
.welcome-screen-content::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 30, 23, .28), transparent 31%, rgba(8, 30, 23, .16) 64%, #092018 100%);
  pointer-events: none;
}
.welcome-screen-scenery {
  position: absolute;
  z-index: -2;
  left: 0;
  bottom: -7%;
  width: 100%;
  height: min(77%, 660px);
  opacity: .95;
}
.welcome-screen-brand {
  position: absolute;
  top: calc(33px + env(safe-area-inset-top, 0px));
  left: 30px;
  right: 30px;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  font-size: 1.06rem;
  font-weight: 760;
  letter-spacing: .1em;
}
.welcome-screen-mark {
  display: block;
  width: 34px;
  height: 34px;
  border-radius: 8px;
}
.welcome-screen-brand-rule { width: 1px; height: 17px; margin-left: 2px; background: rgba(242, 229, 202, .4); }
.welcome-screen-brand small { color: #b9cbbc; font-size: .68rem; font-weight: 500; letter-spacing: .08em; }
.welcome-screen-story {
  position: absolute;
  top: clamp(145px, 27vh, 280px);
  left: 30px;
  right: 25px;
  text-shadow: 0 2px 15px rgba(6, 24, 17, .18);
}
.welcome-screen-eyebrow {
  color: #e4c58b;
  font-size: .78rem;
  font-weight: 650;
  letter-spacing: .32em;
}
.welcome-screen-story h1 {
  margin: 15px 0 14px;
  font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
  font-size: clamp(2.2rem, 9vw, 3rem);
  font-weight: 700;
  line-height: 1.42;
  letter-spacing: .035em;
  white-space: nowrap;
}
.welcome-screen-story p { margin: 0; color: #d5e0d2; font-size: .9rem; letter-spacing: .035em; }
.welcome-screen-bottom {
  position: absolute;
  right: 30px;
  bottom: calc(28px + env(safe-area-inset-bottom, 0px));
  left: 30px;
}
.welcome-screen-progress { height: 1px; overflow: hidden; background: rgba(237, 222, 187, .28); }
.welcome-screen-progress span {
  display: block;
  width: 46%;
  height: 100%;
  background: #e3be77;
  animation: welcome-progress 2.3s ease-in-out both;
}
.welcome-screen-bottom-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 18px; }
.welcome-screen-bottom-row > span { color: #bbcab8; font-size: .74rem; letter-spacing: .06em; }
.welcome-screen-bottom-row button {
  border: 0;
  padding: 8px 0 8px 12px;
  background: transparent;
  color: #f6dcaa;
  font: inherit;
  font-size: .84rem;
  font-weight: 700;
  cursor: pointer;
}
.welcome-screen-bottom-row button span { margin-left: 6px; font-size: 1rem; }
.welcome-screen-bottom-row button:focus-visible { outline: 2px solid #e3be77; outline-offset: 3px; border-radius: 5px; }
.wechat-browser .welcome-screen { display: none; }
@keyframes welcome-progress { from { transform: translateX(-100%); } to { transform: translateX(220%); } }
@media (max-width: 360px) {
  .welcome-screen-brand, .welcome-screen-story, .welcome-screen-bottom { left: 22px; right: 22px; }
  .welcome-screen-story h1 { font-size: 2.05rem; }
}
@media (max-height: 620px) {
  .welcome-screen-story { top: 23vh; }
  .welcome-screen-story h1 { margin: 9px 0; font-size: clamp(1.95rem, 8vw, 2.45rem); }
  .welcome-screen-scenery { height: 72%; }
}
@media (prefers-reduced-motion: reduce) {
  .welcome-screen, .welcome-screen-progress span { animation: none; transition: none; }
}