:root {
  color-scheme: dark;
  --bg: #07111f;
  --card: rgba(19, 36, 55, .82);
  --line: rgba(151, 180, 207, .14);
  --text: #f5f9fc;
  --muted: #8ea4b9;
  --cyan: #25d8c8;
  --blue: #4f8cff;
  --amber: #ffb84d;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 50% -10%, rgba(42, 110, 156, .3), transparent 40%),
    linear-gradient(160deg, #081523 0%, #050c16 68%, #09111d 100%);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .25;
  background-image: linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 34px 34px;
}
.shell { width: min(100% - 32px, 520px); margin: 0 auto; padding: max(26px, env(safe-area-inset-top)) 0 max(28px, env(safe-area-inset-bottom)); }
.topbar { display: flex; align-items: center; gap: 12px; margin-bottom: 34px; }
.brand-mark { width: 42px; height: 42px; border: 1px solid rgba(37,216,200,.4); border-radius: 13px; display: grid; place-items: center; background: rgba(37,216,200,.08); box-shadow: 0 0 24px rgba(37,216,200,.12); }
.brand-mark span { width: 16px; height: 22px; border: 2px solid var(--cyan); border-right-width: 5px; border-radius: 2px; transform: skewY(-8deg); }
.eyebrow { color: var(--cyan); letter-spacing: .18em; font-size: 9px; margin: 0 0 2px; }
h1 { margin: 0; font-size: 20px; letter-spacing: .04em; }
.connection { margin-left: auto; color: var(--muted); font-size: 12px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 99px; background: rgba(255,255,255,.025); }
.connection i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--amber); margin-right: 6px; box-shadow: 0 0 10px currentColor; }
.connection.online i { background: var(--cyan); }
.connection.offline i { background: #ff667a; }
.status-card { position: relative; min-height: 230px; padding: 30px 26px; border: 1px solid var(--line); border-radius: 26px; background: linear-gradient(145deg, rgba(25,46,67,.86), rgba(10,24,39,.84)); box-shadow: 0 24px 60px rgba(0,0,0,.32), inset 0 1px rgba(255,255,255,.04); overflow: hidden; display: grid; grid-template-columns: 125px 1fr; align-items: center; gap: 22px; }
.status-card::after { content: ""; position: absolute; width: 220px; height: 220px; border-radius: 50%; background: rgba(37,216,200,.08); filter: blur(45px); left: -90px; top: 0; }
.status-visual { position: relative; z-index: 1; display: grid; place-items: center; height: 150px; border-right: 1px solid var(--line); }
.door-icon { width: 76px; height: 112px; border: 3px solid #627a8d; border-radius: 5px; padding: 7px; perspective: 230px; transition: .4s; }
.door-panel { height: 100%; border: 2px solid var(--cyan); background: linear-gradient(135deg, rgba(37,216,200,.18), rgba(37,216,200,.03)); transform-origin: left; transition: transform .5s ease; box-shadow: 0 0 24px rgba(37,216,200,.14); position: relative; }
.door-panel b { position: absolute; right: 7px; top: 50%; width: 5px; height: 5px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 8px var(--cyan); }
.door-icon.state-open .door-panel { transform: rotateY(-48deg); }
.door-icon.state-closed .door-panel { transform: rotateY(0); }
.door-icon.state-stopped { filter: saturate(.35); }
.status-copy { position: relative; z-index: 1; min-width: 0; }
.status-copy span, .countdown span { color: var(--muted); font-size: 12px; }
.status-copy strong { display: block; margin: 8px 0; font-size: clamp(24px, 7vw, 34px); letter-spacing: .03em; }
.status-copy p { color: var(--muted); font-size: 11px; margin: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.countdown { grid-column: 1 / -1; position: relative; z-index: 1; border-top: 1px solid var(--line); padding-top: 17px; display: flex; align-items: center; justify-content: space-between; }
.countdown[hidden] { display: none; }
.countdown strong { font-variant-numeric: tabular-nums; color: var(--cyan); font-size: 18px; letter-spacing: .08em; }
.controls { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; margin-top: 20px; }
.control { appearance: none; border: 1px solid var(--line); border-radius: 20px; min-height: 102px; color: var(--text); background: rgba(17,32,49,.76); padding: 18px; display: flex; align-items: center; gap: 15px; text-align: left; cursor: pointer; transition: transform .16s, border-color .16s, background .16s; -webkit-tap-highlight-color: transparent; }
.control:active { transform: scale(.97); }
.control:disabled { opacity: .48; cursor: wait; }
.control-open { grid-column: 1 / -1; min-height: 112px; border-color: rgba(37,216,200,.25); background: linear-gradient(100deg, rgba(24,83,85,.55), rgba(14,35,50,.82)); }
.control-icon { flex: 0 0 52px; height: 52px; display: grid; place-items: center; border-radius: 16px; background: rgba(255,255,255,.05); border: 1px solid var(--line); }
.control-open .control-icon { color: var(--cyan); background: rgba(37,216,200,.1); }
.control-stop .control-icon { color: var(--amber); }
.control-close .control-icon { color: var(--blue); }
.control strong { display: block; font-size: 18px; margin-bottom: 5px; }
.control small { color: var(--muted); font-size: 9px; letter-spacing: .13em; }
.icon-open, .icon-close { display: block; width: 19px; height: 25px; border: 2px solid currentColor; border-radius: 2px; position: relative; }
.icon-open { transform: skewY(-8deg); border-right-width: 5px; }
.icon-close::after { content: ""; position: absolute; right: 3px; top: 10px; width: 3px; height: 3px; border-radius: 50%; background: currentColor; }
.icon-stop { display: block; width: 20px; height: 20px; border: 3px solid currentColor; border-radius: 3px; }
footer { margin-top: 28px; text-align: center; color: var(--muted); }
footer span { display: inline-block; color: #b9c7d4; font-size: 11px; padding: 5px 10px; border: 1px solid var(--line); border-radius: 99px; }
footer p { font-size: 11px; margin: 10px 0 0; }
.toast { position: fixed; z-index: 10; left: 50%; bottom: max(26px, env(safe-area-inset-bottom)); transform: translate(-50%, 20px); background: #eaf5f6; color: #10202d; padding: 11px 16px; border-radius: 12px; font-size: 13px; opacity: 0; pointer-events: none; transition: .2s; box-shadow: 0 12px 35px rgba(0,0,0,.35); max-width: calc(100% - 40px); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.error { background: #ffdde2; color: #751d2b; }
@media (max-width: 390px) {
  .status-card { grid-template-columns: 100px 1fr; padding: 24px 18px; gap: 16px; }
  .status-visual { height: 135px; }
  .door-icon { transform: scale(.86); }
  .control { padding: 15px; gap: 11px; }
  .control-icon { flex-basis: 44px; height: 44px; }
}