:root {
  --bg: #0b1020;
  --card: rgba(24, 32, 56, .92);
  --line: rgba(148, 163, 184, .22);
  --text: #eef2ff;
  --muted: #94a3b8;
  --accent: #60a5fa;
  --accent2: #a78bfa;
  --pink: #f472b6;
  --ok: #34d399;
  --danger: #fb7185;
  --warn: #fbbf24;
  --radius: 16px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html, body { min-height: 100%; }
body {
  font-family: "Segoe UI", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(ellipse 90% 50% at 0% -10%, rgba(96,165,250,.28), transparent 55%),
    radial-gradient(ellipse 70% 45% at 100% 0%, rgba(167,139,250,.22), transparent 50%),
    radial-gradient(ellipse 50% 30% at 50% 100%, rgba(244,114,182,.12), transparent),
    var(--bg);
}
button, input, textarea, select { font: inherit; }
.hidden { display: none !important; }
.app { max-width: 960px; margin: 0 auto; padding: calc(12px + var(--safe-t)) 14px calc(84px + var(--safe-b)); }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; backdrop-filter: blur(12px); box-shadow: 0 18px 40px rgba(0,0,0,.28);
}
.brand { display: flex; gap: 12px; align-items: center; margin-bottom: 18px; }
.logo {
  width: 44px; height: 44px; border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: grid; place-items: center; font-weight: 800; font-size: 18px;
}
.brand h1 { font-size: 1.2rem; }
.brand p { font-size: 12px; color: var(--muted); margin-top: 2px; }
.tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.tab {
  flex: 1; border: 1px solid var(--line); background: rgba(255,255,255,.03);
  color: var(--muted); border-radius: 12px; padding: 11px; cursor: pointer;
}
.tab.on { color: #fff; border-color: transparent; background: linear-gradient(135deg, #3b82f6, #8b5cf6); }
label { display: block; font-size: 12px; color: var(--muted); margin: 12px 0 6px; }
input, textarea, select {
  width: 100%; padding: 12px; border-radius: 12px; border: 1px solid var(--line);
  background: #0a1224; color: var(--text); outline: none;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
textarea { min-height: 90px; resize: vertical; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  width: 100%; margin-top: 14px; padding: 12px 14px; border: 0; border-radius: 12px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6); color: #fff; font-weight: 650; cursor: pointer;
}
.btn:disabled { opacity: .5; }
.btn.ghost { background: rgba(255,255,255,.04); border: 1px solid var(--line); color: var(--text); }
.btn.danger { background: rgba(251,113,133,.15); color: var(--danger); border: 1px solid rgba(251,113,133,.35); }
.btn.sm { width: auto; margin: 0; padding: 7px 10px; font-size: 12px; border-radius: 9px; }
.msg { min-height: 18px; margin-top: 10px; font-size: 13px; color: var(--danger); }
.msg.ok { color: var(--ok); }

.top {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  margin-bottom: 14px; flex-wrap: wrap;
}
.chip {
  display: flex; align-items: center; gap: 10px; padding: 8px 12px;
  border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,.03);
}
.avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--pink));
  display: grid; place-items: center; font-weight: 700; font-size: 13px;
}
.grid-mod {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px;
}
@media (min-width: 640px) { .grid-mod { grid-template-columns: repeat(3, 1fr); } }
.mod {
  border: 1px solid var(--line); background: rgba(255,255,255,.03);
  border-radius: 16px; padding: 14px; cursor: pointer; text-align: left;
  transition: transform .15s, border-color .15s;
}
.mod:active { transform: scale(.98); }
.mod .ico { font-size: 1.6rem; }
.mod .name { margin-top: 8px; font-weight: 650; font-size: 14px; }
.mod .desc { margin-top: 4px; font-size: 11px; color: var(--muted); line-height: 1.4; }

.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  padding: 8px 10px calc(8px + var(--safe-b));
  background: rgba(11,16,32,.92); border-top: 1px solid var(--line); backdrop-filter: blur(14px);
  display: flex; justify-content: center; gap: 8px;
}
.dock button {
  flex: 1; max-width: 160px; border: 0; background: transparent; color: var(--muted);
  padding: 8px; border-radius: 12px; font-size: 12px; cursor: pointer;
}
.dock button.on { color: #fff; background: rgba(96,165,250,.16); }

.panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px;
}
.panel-head h2 { font-size: 1.05rem; }
.list { display: flex; flex-direction: column; gap: 10px; }
.item {
  border: 1px solid var(--line); border-radius: 14px; padding: 12px;
  background: rgba(255,255,255,.025);
}
.item .t { font-weight: 650; }
.item .m { font-size: 12px; color: var(--muted); margin-top: 4px; white-space: pre-wrap; word-break: break-word; }
.row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 520px) { .row2 { grid-template-columns: 1fr; } }
.empty { text-align: center; color: var(--muted); padding: 28px 8px; font-size: 13px; }
.stat { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin-bottom: 12px; }
.stat .s { background: rgba(255,255,255,.03); border: 1px solid var(--line); border-radius: 14px; padding: 12px; text-align: center; }
.stat .n { font-size: 1.25rem; font-weight: 750; }
.stat .l { font-size: 11px; color: var(--muted); margin-top: 2px; }
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.check-grid label {
  margin: 0; display: flex; gap: 8px; align-items: center; padding: 10px;
  border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.02); color: var(--text); font-size: 13px;
}
.check-grid input { width: auto; }

/* calculator / love iframe */
.mod-frame-wrap {
  margin: -4px -2px 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  height: calc(100vh - 150px);
  min-height: 420px;
}
.mod-frame {
  display: block; width: 100%; height: 100%; border: 0;
  background: #fff;
}
.mod-frame-wrap.love { background: #1a0a2e; }

/* games */
.game-box { display: flex; flex-direction: column; align-items: center; gap: 10px; }
canvas.game { width: min(100%, 360px); background: #020617; border-radius: 12px; border: 1px solid var(--line); touch-action: none; }
.pad { display: grid; grid-template-columns: 60px 60px 60px; gap: 6px; justify-content: center; }
.pad button { width: 60px; height: 44px; border-radius: 10px; border: 1px solid var(--line); background: rgba(255,255,255,.05); color: #fff; }

.chat-users {
  display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}
.chat-user {
  flex: 0 0 auto; border: 1px solid var(--line); background: rgba(255,255,255,.03);
  color: var(--muted); border-radius: 999px; padding: 6px 12px; font-size: 12px; cursor: pointer;
}
.chat-user.on { color: #fff; border-color: transparent; background: linear-gradient(135deg, #3b82f6, #8b5cf6); }

.chat-box { height: 42vh; overflow: auto; display: flex; flex-direction: column; gap: 8px; padding: 4px; }
.bubble { max-width: 85%; padding: 8px 10px; border-radius: 12px; background: rgba(96,165,250,.15); font-size: 13px; }
.bubble.me { align-self: flex-end; background: rgba(167,139,250,.2); }
.bubble .who { font-size: 11px; color: var(--muted); margin-bottom: 2px; }

.timeline .item { border-left: 3px solid var(--accent2); }