:root {
  --bg: #0d1117;
  --card: #161b22;
  --line: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --green: #3fb950;
  --blue: #1f6feb;
  --red: #f85149;
  --yellow: #d29922;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif;
}

.wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 24px 18px 60px;
}

/* ---------------- 头部 ---------------- */
.hd {
  text-align: center;
  margin-bottom: 22px;
}
.logo img {
  width: 84px; height: 84px;
  border-radius: 20px;
  box-shadow: 0 8px 24px rgba(0,0,0,.5);
  background: var(--card);
}
.hd h1 {
  font-size: 20px;
  margin: 12px 0 4px;
  font-weight: 600;
}
.ver {
  color: var(--muted);
  font-size: 13px;
  margin: 0;
}

/* ---------------- 卡片 ---------------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 14px;
}
.row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 0;
  font-size: 14px;
  border-bottom: 1px solid rgba(48,54,61,.5);
}
.row:last-child { border-bottom: 0; }
.row span { color: var(--muted); }
.row b { font-weight: 500; }
.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  word-break: break-all;
}
.small { font-size: 11px; }

/* ---------------- 表单 ---------------- */
label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 8px;
}
.inp {
  width: 100%;
  padding: 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0d1117;
  color: var(--text);
  font-size: 16px;
  font-family: ui-monospace, Menlo, monospace;
  letter-spacing: 1px;
  text-align: center;
  margin-bottom: 12px;
}
.inp:focus {
  outline: none;
  border-color: var(--blue);
}

.btn {
  display: block;
  width: 100%;
  padding: 15px;
  border-radius: 11px;
  border: 0;
  background: linear-gradient(135deg, #1f6feb, #388bfd);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.btn:active { opacity: .85; }
.btn:disabled { opacity: .5; }
.btn.ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  margin-top: 10px;
}

.hint {
  min-height: 20px;
  font-size: 13px;
  margin: 10px 0 0;
  color: var(--muted);
  text-align: center;
}
.hint.err { color: var(--red); }
.hint.ok  { color: var(--green); }

/* ---------------- 提示条 ---------------- */
.tip {
  border-radius: 11px;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 14px;
  background: rgba(31,111,235,.12);
  border: 1px solid rgba(31,111,235,.35);
  color: #a5c9ff;
}
.tip.warn {
  background: rgba(210,153,34,.12);
  border-color: rgba(210,153,34,.4);
  color: #e3b341;
}
.tip.ok {
  background: rgba(63,185,80,.12);
  border-color: rgba(63,185,80,.4);
  color: #56d364;
}

/* ---------------- 折叠说明 ---------------- */
.fold {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.fold h3 {
  font-size: 14px;
  margin: 0 0 12px;
  color: var(--muted);
  font-weight: 500;
}
.fold ol {
  margin: 0;
  padding-left: 20px;
  font-size: 13.5px;
  line-height: 1.9;
  color: #c9d1d9;
}
.fold b { color: var(--text); }
.muted { color: var(--muted); font-size: 12.5px; }


/* ---------------- 游戏列表 ---------------- */
.sec {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
  margin: 24px 0 12px;
  letter-spacing: .5px;
}
.games {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}
.game {
  display: flex;
  align-items: center;
  gap: 13px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 13px 14px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.game:active { background: #1c2128; }
.game.on {
  border-color: var(--green);
  background: rgba(63,185,80,.08);
}
.game-ico {
  width: 54px; height: 54px;
  border-radius: 13px;
  flex: 0 0 54px;
  object-fit: cover;
  background: #0d1117;
}
.game-info { flex: 1; min-width: 0; }
.game-name {
  font-size: 15.5px;
  font-weight: 600;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.game-sub {
  font-size: 11.5px;
  color: var(--muted);
  font-family: ui-monospace, Menlo, monospace;
}
.game-desc {
  font-size: 12px;
  color: #8b949e;
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.game-go {
  flex: 0 0 auto;
  font-size: 12.5px;
  color: var(--blue);
  padding: 5px 11px;
  border: 1px solid rgba(31,111,235,.4);
  border-radius: 7px;
}
.game.on .game-go {
  color: var(--green);
  border-color: rgba(63,185,80,.5);
}

.hide { display: none; }
.small-btn {
  padding: 10px !important;
  font-size: 13px !important;
  margin-top: 10px;
}