:root {
  --bg: #0f1226;
  --panel: #181c3a;
  --panel2: #20264f;
  --text: #e8ebff;
  --muted: #9aa3c7;
  --north: #3b82f6;
  --south: #f59e0b;
  --ok: #34d399;
  --err: #f87171;
  --line: #2a3160;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  min-height: 100vh;
  padding: 16px;
}
.topbar { text-align: center; margin-bottom: 18px; }
.topbar h1 { margin: 0; font-size: 26px; letter-spacing: 2px; }
.topbar .sub { color: var(--muted); font-size: 13px; margin: 6px 0 0; }

.layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 16px;
  align-items: start;
}
@media (max-width: 880px) {
  .layout { grid-template-columns: 1fr; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.panel h2 { margin: 0 0 12px; font-size: 18px; }

.field { display: block; margin-bottom: 14px; font-size: 14px; color: var(--muted); }
.field input[type="text"], .admin-body input {
  width: 100%;
  margin-top: 6px;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel2);
  color: var(--text);
  font-size: 16px;
}
.seg-row { display: flex; gap: 10px; margin-top: 6px; }
.seg-pick {
  flex: 1; padding: 12px; border-radius: 10px; cursor: pointer;
  border: 2px solid var(--line); background: var(--panel2); color: var(--text);
  font-size: 16px; font-weight: 600;
}
.seg-pick.active.seg-北 { border-color: var(--north); box-shadow: 0 0 0 2px rgba(59,130,246,.35); }
.seg-pick.active.seg-南 { border-color: var(--south); box-shadow: 0 0 0 2px rgba(245,158,11,.35); }

.hint { color: var(--muted); font-size: 13px; min-height: 18px; line-height: 1.5; }
.grab-one-btn {
  width: 100%; margin-top: 12px; padding: 22px; border-radius: 14px; cursor: pointer; border: none;
  font-size: 20px; font-weight: 800; color: #fff;
}
.grab-one-btn.seg-北 { background: var(--north); }
.grab-one-btn.seg-南 { background: var(--south); }
.grab-one-btn:active { transform: scale(.98); }
.grab-one-btn:disabled { opacity: .5; cursor: not-allowed; }

.msg { min-height: 20px; font-size: 14px; margin: 10px 0 0; }
.msg.ok { color: var(--ok); }
.msg.err { color: var(--err); }

.board-head { display: flex; justify-content: space-between; align-items: center; }
.stat { color: var(--muted); font-size: 14px; }
.board { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 4px; }
@media (max-width: 880px) { .board { grid-template-columns: repeat(2, 1fr); } }
.prize-card {
  border-radius: 12px; padding: 16px 10px; text-align: center;
  border: 1px solid var(--line); background: var(--panel2);
  min-height: 90px; display: flex; flex-direction: column; justify-content: center; gap: 8px;
}
.prize-card.seg-北 { border-top: 4px solid var(--north); }
.prize-card.seg-南 { border-top: 4px solid var(--south); }
.prize-card.taken { opacity: .7; background: #14182f; }
.prize-card.backup { border-style: dashed; background: #1b2150; }
.prize-card.backup .pc-name::after { content: ' · 备用'; color: var(--muted); font-size: 12px; font-weight: 400; }
.pc-name { font-size: 17px; font-weight: 700; }
.pc-status { font-size: 12px; color: var(--muted); }
.prize-card.taken .pc-status { color: var(--ok); }

/* ===== 主持人浮层入口按钮（右上角常驻） ===== */
.host-top-btn {
  position: fixed; top: 12px; right: 12px; z-index: 40;
  padding: 8px 14px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--panel2); color: var(--text); cursor: pointer; font-size: 13px; font-weight: 600;
}
.host-top-btn:active { transform: scale(.97); }

/* ===== 主持人设置浮层（替代原页面底部折叠面板） ===== */
.host-modal {
  position: fixed; inset: 0; z-index: 70; display: none; align-items: center; justify-content: center;
  background: rgba(8, 10, 24, .82); padding: 16px;
}
.host-modal-card {
  width: 100%; max-width: 380px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 16px; padding: 22px; box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.host-modal-card h3 { margin: 0 0 4px; font-size: 18px; }
.host-sub { color: var(--muted); font-size: 12px; margin: 0 0 14px; }
.host-block { margin-top: 8px; }
.host-btn-row { display: flex; gap: 8px; align-items: center; margin-top: 10px; }
.host-btn-row > input { flex: 1; }
.host-div { border: none; border-top: 1px solid var(--line); margin: 16px 0 0; }
.host-modal-card input[type="password"], .host-modal-card input[type="datetime-local"] {
  width: 100%; padding: 10px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--panel2); color: var(--text); font-size: 15px;
}
.host-modal-card button {
  padding: 10px 14px; border-radius: 8px; border: none; cursor: pointer; font-size: 14px; color: #fff;
}
.host-modal-card button:not(.ghost):not(.danger) { background: var(--north); }
.host-modal-card .ghost { background: #384060; }
.host-modal-card .danger { background: var(--err); }
.host-close {
  width: 100%; margin-top: 18px; padding: 12px; border-radius: 10px; border: 1px solid var(--line);
  background: transparent; color: var(--muted); cursor: pointer; font-size: 14px;
}

/* ===== 交路明细 ===== */
.route-detail { margin: 18px auto 0; max-width: 900px; }
.route-detail summary { cursor: pointer; font-size: 16px; font-weight: 700; color: var(--accent); padding: 10px 16px; background: var(--panel2); border-radius: 10px; user-select: none; }
.route-body { margin-top: 12px; display: flex; flex-direction: column; gap: 20px; align-items: center; }
.route-fig { width: 100%; max-width: 850px; text-align: center; }
.route-fig figcaption { font-size: 14px; color: var(--muted); margin-bottom: 8px; font-weight: 600; }
.route-fig img { width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--line); }

/* ===== 顶部倒计时 ===== */
.countdown {
  margin: 14px auto 0; max-width: 520px; text-align: center;
  padding: 14px 18px; border-radius: 14px; border: 1px solid var(--line);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.countdown-wait { background: #3a2a08; border-color: #c98a14; }
.countdown-open { background: #0f2e1a; border-color: var(--ok); }
.cd-status-row { display: flex; align-items: center; gap: 8px; }
.cd-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.countdown-wait .cd-dot { background: #f0b25a; box-shadow: 0 0 8px #f0b25a; }
.countdown-open .cd-dot { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.cd-status { font-size: 16px; font-weight: 700; letter-spacing: 1px; color: var(--text); }
.countdown-wait .cd-status { color: #ffce6b; }
.countdown-open .cd-status { color: var(--ok); }
.cd-grid { display: flex; gap: 12px; width: 100%; }
.cd-cell {
  flex: 1; background: rgba(255, 255, 255, .04); border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 8px;
}
.cd-cell-label { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.cd-cell-val { font-size: 18px; font-weight: 700; color: var(--text); font-variant-numeric: tabular-nums; word-break: break-all; }
.cd-time {
  font-size: 24px; font-weight: 800; letter-spacing: 3px; font-variant-numeric: tabular-nums;
  color: #ffce6b; line-height: 1.1;
}
.countdown-wait .cd-time { color: #ffce6b; }
.countdown-open .cd-time { color: var(--ok); }

/* ===== 管理员字段 ===== */
.admin-field {
  flex: 1; display: flex; flex-direction: column; gap: 4px;
  font-size: 12px; color: var(--muted);
}
.admin-field input { width: 100%; padding: 8px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel2); color: var(--text); }

/* ===== 登录层 ===== */
.login-overlay {
  position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center;
  background: rgba(8, 10, 24, .94); backdrop-filter: blur(4px); padding: 16px;
}
.login-card {
  width: 100%; max-width: 380px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 18px; padding: 24px 22px; box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}
.login-title { margin: 0 0 4px; font-size: 22px; text-align: center; }
.login-sub { color: var(--muted); font-size: 13px; text-align: center; margin: 0 0 18px; line-height: 1.5; }
.login-card .field { margin-bottom: 14px; }
.login-card .field input[type="text"] {
  width: 100%; margin-top: 6px; padding: 12px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--panel2); color: var(--text); font-size: 16px;
}
.login-btn {
  width: 100%; margin-top: 8px; padding: 14px; border: none; border-radius: 12px; cursor: pointer;
  background: linear-gradient(135deg, #6366f1, #3b82f6); color: #fff; font-size: 17px; font-weight: 700;
}
.login-btn:active { transform: scale(.98); }
.sso-row { display: flex; gap: 10px; margin-top: 14px; }
.sso-btn {
  flex: 1; padding: 12px; border-radius: 12px; border: 1px solid var(--line); cursor: pointer;
  font-size: 15px; font-weight: 600; background: var(--panel2); color: var(--text);
}
.sso-btn.wx { border-color: #07c160; color: #07c160; }
.sso-btn.wecom { border-color: #2f7dff; color: #5b9bff; }
.login-note { color: var(--muted); font-size: 11px; line-height: 1.6; margin: 14px 0 0; }
.host-entrance {
  width: 100%; margin-top: 10px; padding: 6px; background: transparent; border: none;
  color: var(--muted); font-size: 12px; cursor: pointer; text-decoration: underline;
}

/* ===== 身份条 ===== */
.identity-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin-bottom: 12px; padding: 10px 12px; background: var(--panel2);
  border: 1px solid var(--line); border-radius: 10px;
}
.identity-text { font-size: 14px; color: var(--text); font-weight: 600; }
.ghost-btn {
  padding: 6px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: transparent; color: var(--muted); cursor: pointer; font-size: 13px;
}
.ghost-btn.small { padding: 4px 10px; font-size: 12px; }
.ghost-btn:active { transform: scale(.97); }

/* ===== 主持人锁定 / 解锁态 ===== */
.host-locked, .host-unlocked { margin-top: 6px; }
.host-locked #hostKey { margin-top: 4px; }

.hint.err { color: var(--err); }