*{margin:0;padding:0;box-sizing:border-box}
  html,body{width:100%;height:100%;overflow:hidden;background:#171a10;
    font-family:"Microsoft YaHei","PingFang SC",sans-serif;-webkit-user-select:none;user-select:none}
  #wrap{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
    background:radial-gradient(ellipse at 50% 35%,#3b4223 0%,#1b1d12 70%,#0d0f08 100%)}
  #stage{position:relative;width:min(100vw,166.6667vh);aspect-ratio:1000/600;
    box-shadow:0 0 0 3px #241d10,0 14px 60px rgba(0,0,0,.75);border-radius:6px;overflow:hidden}
  canvas{display:block;width:100%;height:100%;cursor:default;touch-action:none}
  #err{position:absolute;left:0;top:0;right:0;z-index:99;display:none;padding:8px 12px;
    font:12px/1.5 Consolas,monospace;color:#ffdcdc;background:rgba(120,0,0,.9);white-space:pre-wrap}

.sylomni-site-back {
  position: fixed;
  top: max(12px, env(safe-area-inset-top));
  left: max(12px, env(safe-area-inset-left));
  z-index: 90;
  padding: 8px 11px;
  border: 1px solid rgba(108, 236, 176, .42);
  border-radius: 5px;
  color: #d8ffea;
  background: rgba(1, 13, 9, .82);
  box-shadow: 0 8px 30px rgba(0, 0, 0, .28);
  font: 600 12px/1.2 "Segoe UI", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  letter-spacing: .04em;
  text-decoration: none;
  backdrop-filter: blur(8px);
  opacity: .78;
  transition: opacity .18s ease, border-color .18s ease, background-color .18s ease;
}

.sylomni-site-back:hover,
.sylomni-site-back:focus-visible {
  border-color: #9bffc7;
  color: #fff;
  background: rgba(3, 35, 23, .96);
  opacity: 1;
  outline: 2px solid rgba(216, 255, 234, .8);
  outline-offset: 3px;
}

.sylomni-device-gate {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  min-width: 0;
  padding: max(22px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) max(22px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
  place-items: center;
  overflow: auto;
  color: #e8fff2;
  background:
    radial-gradient(circle at 50% 36%, rgba(48, 189, 124, .2), transparent 36%),
    rgba(0, 7, 5, .97);
  font-family: "Segoe UI", "Microsoft YaHei UI", "PingFang SC", sans-serif;
}

.sylomni-device-gate[hidden] { display: none; }

.sylomni-device-panel {
  width: min(100%, 470px);
  padding: clamp(24px, 7vw, 42px);
  border: 1px solid rgba(113, 236, 174, .38);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(8, 37, 26, .92), rgba(2, 17, 12, .94));
  box-shadow: inset 0 0 45px rgba(66, 219, 145, .06), 0 28px 90px rgba(0, 0, 0, .5);
  text-align: center;
}

.sylomni-device-panel h1 {
  margin: 0;
  color: #f1fff7;
  font-size: clamp(1.25rem, 5.5vw, 1.75rem);
  font-weight: 650;
  line-height: 1.4;
}

.sylomni-device-panel p {
  margin: 10px 0 0;
  color: rgba(210, 245, 226, .72);
  font-size: .92rem;
  line-height: 1.7;
}

.sylomni-device-panel .sylomni-device-caution {
  color: rgba(172, 218, 194, .54);
  font-size: .78rem;
}

.sylomni-device-actions {
  display: grid;
  margin-top: 24px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.sylomni-device-actions a,
.sylomni-device-actions button {
  min-height: 44px;
  padding: 10px 13px;
  border: 1px solid rgba(117, 236, 177, .4);
  border-radius: 7px;
  color: #dcffed;
  background: rgba(4, 27, 18, .82);
  font: 600 .88rem/1.2 "Segoe UI", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  text-decoration: none;
  cursor: pointer;
}

.sylomni-device-actions a:hover,
.sylomni-device-actions button:hover,
.sylomni-device-actions a:focus-visible,
.sylomni-device-actions button:focus-visible {
  border-color: #a4ffcc;
  background: rgba(18, 78, 51, .9);
  outline: 2px solid rgba(224, 255, 239, .82);
  outline-offset: 3px;
}

@media (max-width: 430px) {
  .sylomni-device-actions { grid-template-columns: 1fr; }
  .sylomni-site-back { padding: 7px 9px; font-size: 11px; }
}

@media (prefers-reduced-motion: reduce) {
  .sylomni-site-back { transition: none; }
}

.plants-site-back {
  border-color: rgba(205, 232, 94, .46);
  color: #f5ffd6;
  background: rgba(25, 31, 8, .86);
}

.plants-site-back:hover,
.plants-site-back:focus-visible {
  border-color: #e3ff87;
  background: rgba(62, 75, 19, .96);
}

#plants-stopped-gate .sylomni-device-panel {
  border-color: rgba(205, 232, 94, .42);
}