:root {
  color-scheme: dark;
  --m-bg: #07111f;
  --m-border: rgba(160, 210, 255, .16);
  --m-text: #f3f8ff;
  --m-muted: #a8bad0;
  --m-cyan: #62e7d5;
  --m-green: #63e6a6;
  --m-danger: #ff8d9e;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body.maintenance-standalone { min-height: 100vh; overflow-x: hidden; background: var(--m-bg); color: var(--m-text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
.maintenance-layer { position: fixed; inset: 0; z-index: 2147483000; display: grid; place-items: center; overflow: auto; padding: 48px 24px; color: var(--m-text); background: radial-gradient(circle at 13% 16%, rgba(75,143,255,.24), transparent 31%), radial-gradient(circle at 89% 78%, rgba(59,224,194,.15), transparent 34%), linear-gradient(145deg,#06101e,#091729 52%,#07111f); isolation: isolate; }
.maintenance-layer[hidden] { display: none !important; }
.maintenance-layer::before,.maintenance-layer::after { content:""; position:fixed; pointer-events:none; z-index:-1; }
.maintenance-layer::before { inset:0; opacity:.2; background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px); background-size:34px 34px; mask-image:linear-gradient(to bottom,#000,transparent 85%); }
.maintenance-layer::after { width:560px;height:560px;right:-180px;top:-220px;border:1px solid rgba(122,183,255,.14);border-radius:50%;box-shadow:0 0 0 78px rgba(87,151,255,.025),0 0 0 156px rgba(87,151,255,.016); }
.maintenance-shell { width:min(1100px,100%); }
.maintenance-game { width:100%; padding:22px; border:1px solid var(--m-border); border-radius:28px; background:linear-gradient(150deg,rgba(18,37,61,.93),rgba(7,18,32,.88)); box-shadow:0 28px 90px rgba(0,0,0,.38),inset 0 1px rgba(255,255,255,.045); backdrop-filter:blur(18px); }
.maintenance-notice { display:grid; grid-template-columns:auto minmax(0,1fr); align-items:center; gap:26px; padding:2px 6px 14px; }
.maintenance-brand { display:flex; align-items:center; gap:13px; min-width:190px; }
.maintenance-brand-icon { width:54px;height:54px;border-radius:15px;object-fit:cover;box-shadow:0 12px 30px rgba(255,115,184,.2); }
.maintenance-brand strong { display:block;font-size:17px;letter-spacing:.01em; }
.maintenance-brand span { display:block;margin-top:4px;color:var(--m-muted);font-size:13px; }
.maintenance-message { min-width:0; }
.maintenance-status-line { display:flex;align-items:center;gap:9px;color:#c8d8e8;font-size:13px;font-weight:700; }
.maintenance-pulse { width:9px;height:9px;border-radius:50%;background:var(--m-danger);box-shadow:0 0 0 0 rgba(255,141,158,.45);animation:maintenance-pulse 1.9s infinite; }
.maintenance-layer[data-state="checking"] .maintenance-pulse { background:#ffd166;box-shadow:0 0 0 0 rgba(255,209,102,.45); }
.maintenance-layer[data-state="online"] .maintenance-pulse { background:var(--m-green);box-shadow:0 0 0 0 rgba(99,230,166,.45); }
@keyframes maintenance-pulse { 70%{box-shadow:0 0 0 10px transparent}100%{box-shadow:0 0 0 0 transparent} }
.maintenance-title { margin:5px 0 3px; font-size:clamp(24px,2.7vw,35px);line-height:1.05;letter-spacing:-.04em; }
.maintenance-title em { color:transparent;font-style:normal;background:linear-gradient(100deg,#dff3ff,#73c6ff 42%,#70efd4);background-clip:text;-webkit-background-clip:text; }
.maintenance-copy { max-width:610px;margin:0;color:var(--m-muted);font-size:14px;line-height:1.65; }
.maintenance-score { position:absolute;top:16px;right:18px;z-index:2;min-width:92px;text-align:right;color:#8ea6c0;font-size:11px;padding:9px 11px;border:1px solid rgba(255,255,255,.09);border-radius:12px;background:rgba(3,12,23,.58);backdrop-filter:blur(8px); }
.maintenance-score span,.maintenance-score small { display:block; }
.maintenance-score strong { display:block;color:#fff;font-size:30px;font-variant-numeric:tabular-nums;line-height:1.05; }
.maintenance-score small { margin-top:4px;color:#8ea6c0;font-size:11px; }
.maintenance-game-head { display:flex;align-items:end;justify-content:space-between;gap:16px;margin:0 5px 9px; }
.maintenance-game-kicker { color:var(--m-cyan);font-size:11px;font-weight:800;letter-spacing:.13em; }
.maintenance-game h2 { margin:4px 0 0;font-size:22px;letter-spacing:-.02em; }
.maintenance-game-help { color:#829ab4;font-size:12px; }
.maintenance-canvas-wrap { position:relative;height:clamp(390px,61vh,680px);overflow:hidden;border:1px solid rgba(145,201,255,.13);border-radius:20px;background:linear-gradient(#09182b,#07111f); }
.maintenance-canvas { display:block;width:100%;height:100%;touch-action:manipulation; }
.maintenance-game-tip { position:absolute;left:50%;top:22px;transform:translateX(-50%);padding:7px 12px;border-radius:99px;color:#c6d7e8;background:rgba(4,13,24,.72);border:1px solid rgba(255,255,255,.09);font-size:11px;white-space:nowrap;pointer-events:none;transition:opacity .2s; }
.maintenance-game-tip.fade { opacity:0; }
.maintenance-game-foot { display:flex;align-items:center;justify-content:space-between;gap:12px;margin:13px 5px 0;color:#839bb5;font-size:12px; }
.maintenance-key { display:inline-grid;place-items:center;min-width:34px;height:23px;padding:0 8px;margin-left:4px;border-radius:6px;border:1px solid rgba(255,255,255,.17);background:rgba(255,255,255,.055);color:#d2dfec;font-size:11px;font-style:normal; }
.maintenance-window-controls { position:fixed;z-index:2147483640;top:8px;right:8px;display:flex;gap:3px; }
.maintenance-window-controls button { width:42px;height:32px;display:grid;place-items:center;padding:0;border:0;border-radius:8px;color:#9eb1c6;background:transparent;cursor:pointer; }
.maintenance-window-controls button:hover { color:#fff;background:rgba(255,255,255,.09); }
.maintenance-window-controls button:last-child:hover { background:#e5484d; }
.maintenance-window-controls svg { width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:1.4; }
.maintenance-drag { position:fixed;inset:0 132px auto 0;height:44px;z-index:2147483500; }
@media (max-width:800px) { .maintenance-layer{padding:42px 14px 18px;place-items:start center}.maintenance-game{padding:15px;border-radius:21px}.maintenance-notice{grid-template-columns:1fr;gap:11px;padding:2px 2px 13px}.maintenance-brand{min-width:0}.maintenance-message{grid-column:1}.maintenance-canvas-wrap{height:clamp(340px,61vh,540px)} }
@media (max-width:500px) { .maintenance-brand-icon{width:46px;height:46px;border-radius:13px}.maintenance-brand strong{font-size:15px}.maintenance-title{font-size:27px}.maintenance-copy{font-size:13px}.maintenance-game-help{display:none}.maintenance-canvas-wrap{height:58vh;min-height:330px}.maintenance-game-foot{align-items:flex-start;flex-direction:column}.maintenance-score{top:11px;right:11px}.maintenance-score strong{font-size:25px} }
@media (max-height:680px) and (min-width:801px) { .maintenance-layer{place-items:start center;padding:18px 24px}.maintenance-game{padding:15px 18px}.maintenance-notice{padding-bottom:6px}.maintenance-brand-icon{width:42px;height:42px;border-radius:12px}.maintenance-brand span{margin-top:1px}.maintenance-status-line{font-size:12px}.maintenance-title{font-size:25px;margin:2px 0}.maintenance-copy{font-size:12px;line-height:1.4}.maintenance-game-head{margin-bottom:5px}.maintenance-canvas-wrap{height:380px}.maintenance-game-foot{margin-top:7px} }
@media (prefers-reduced-motion:reduce) { *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important} }