/* web/battle.css — BattleCode 控制台 / 大厅 / 房间页
   美术风格与主页 index.html 一致：战地3/4 军事 HUD。
   深蓝黑底 + 青蓝高亮 + 橙色警示 + HUD 网格/扫描线 + 斜切边框 + 大写无衬线。 */
:root {
  --bg: #0a0f14; --bg2: #0d1319; --panel: #101820; --panel2: #151f2a;
  --fg: #d4dde6; --muted: #7a8a9a; --line: #1e2c3a; --line2: #2a3d52;
  --cyan: #4dd8ff; --cyan-dim: #1a6b8a; --orange: #ff8c3b; --red: #ff4d5e;
  --blue: #3d9bff; --green: #3ddc97;
  --font: "Rajdhani", "Bahnschrift", "DIN Alternate", -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font); background: var(--bg); color: var(--fg);
  line-height: 1.6; overflow-x: hidden; min-height: 100vh;
}
/* ===== HUD 纹理层（与主页一致）===== */
body::before {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    linear-gradient(rgba(77,216,255,.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77,216,255,.015) 1px, transparent 1px);
  background-size: 48px 48px;
}
body::after {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, transparent 0 2px, rgba(0,0,0,.08) 2px 4px);
  mix-blend-mode: overlay;
}
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 24px 80px; position: relative; z-index: 1; }
a { color: inherit; text-decoration: none; }
b, strong { color: var(--fg); }
.muted { color: var(--muted); }
.err { color: var(--red); }

/* ===== 顶部状态栏 ===== */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 0; border-bottom: 1px solid var(--line);
  font-size: 12px; letter-spacing: .15em; text-transform: uppercase; color: var(--muted);
  font-family: var(--mono);
}
.topbar .sig { display: flex; align-items: center; gap: 8px; }
.topbar .dot { width: 7px; height: 7px; background: var(--green); border-radius: 50%; box-shadow: 0 0 8px var(--green); animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .4; } }

/* ===== 页头 ===== */
header.hero { text-align: center; padding: 44px 0 34px; position: relative; }
.hero-tag {
  display: inline-block; padding: 4px 14px; border: 1px solid var(--cyan-dim);
  color: var(--cyan); font-size: 12px; letter-spacing: .3em; text-transform: uppercase;
  margin-bottom: 18px; background: rgba(77,216,255,.04);
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}
.hero .logo {
  font-size: clamp(30px, 5vw, 48px); font-weight: 800; letter-spacing: .1em; line-height: 1;
  background: linear-gradient(180deg, #e8f4ff 20%, var(--cyan) 55%, var(--cyan-dim) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 0 50px rgba(77,216,255,.2); text-transform: uppercase;
}
.hero .sub { color: var(--muted); font-size: 13px; margin-top: 10px; letter-spacing: .12em; text-transform: uppercase; }

/* ===== 面板卡片 ===== */
section.card {
  background: var(--panel); border: 1px solid var(--line);
  padding: 26px 30px; margin: 18px 0; position: relative;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}
section.card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--cyan), transparent);
}
.sec-no {
  position: absolute; right: 26px; top: 18px; font-size: 12px; color: var(--line2);
  letter-spacing: .2em; font-weight: 700;
}
section.card h2 {
  font-size: 17px; margin-bottom: 14px; color: var(--cyan);
  letter-spacing: .14em; text-transform: uppercase; font-weight: 700;
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
section.card h2::before { content: "//"; color: var(--cyan-dim); font-weight: 400; }
section.card h2 .sub { color: var(--muted); font-size: 12px; font-weight: 400; letter-spacing: .1em; }
p { margin-bottom: 10px; }
p.muted { color: var(--muted); }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 10px 30px; font-family: var(--font); font-weight: 700; letter-spacing: .12em;
  font-size: 14px; text-transform: uppercase; cursor: pointer; color: var(--fg);
  border: none; background: transparent;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  transition: transform .15s, box-shadow .15s, filter .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn-primary {
  background: linear-gradient(90deg, var(--orange), #ffb03b); color: #14100a;
  box-shadow: 0 5px 22px rgba(255,140,59,.3);
}
.btn-primary:hover { box-shadow: 0 8px 30px rgba(255,140,59,.45); }
.btn-ghost { border: 1px solid var(--line2); color: var(--cyan); background: rgba(77,216,255,.03); }
.btn-ghost:hover { border-color: var(--cyan-dim); background: rgba(77,216,255,.07); }
.btn-copy { border: 1px solid var(--cyan-dim); color: var(--cyan); background: rgba(77,216,255,.06); }
.btn-copy:hover { border-color: var(--cyan); background: rgba(77,216,255,.12); }
.btn-danger { border: 1px solid rgba(255,77,94,.45); color: var(--red); background: rgba(255,77,94,.06); }
.btn-danger:hover { border-color: var(--red); background: rgba(255,77,94,.12); }
.btn-sm { padding: 6px 16px; font-size: 12px; }

/* ===== 表单 ===== */
.row { display: flex; gap: 16px; align-items: flex-end; margin: 14px 0; flex-wrap: wrap; }
label { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--muted); letter-spacing: .06em; }
label b { color: var(--fg); font-weight: 600; }
input {
  background: var(--bg2); border: 1px solid var(--line2); color: var(--fg);
  padding: 9px 12px; font-family: var(--mono); font-size: 14px; min-width: 200px;
  letter-spacing: .04em; outline: none; transition: border-color .2s, box-shadow .2s;
}
input:focus { border-color: var(--cyan-dim); box-shadow: 0 0 0 1px var(--cyan-dim), 0 0 18px rgba(77,216,255,.12); }
input.code { width: 120px; min-width: 120px; }

/* ===== 表格 ===== */
table { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 14px; }
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-wrap table { margin-top: 8px; }
th, td { border: 1px solid var(--line); padding: 9px 13px; text-align: left; }
th {
  background: var(--panel2); color: var(--muted); font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; font-size: 12px;
}
td { color: var(--fg); }
td:first-child { color: var(--muted); }
tr:hover td { background: rgba(77,216,255,.03); }
td .mono { font-family: var(--mono); color: var(--cyan); font-weight: 700; }
.tag {
  display: inline-block; background: var(--panel2); border: 1px solid var(--line);
  padding: 2px 9px; font-size: 12px; margin: 2px; color: var(--cyan); font-family: var(--mono);
}
.muted-sm { color: var(--muted); font-size: 12px; }
.hide { display: none !important; }

/* ===== 令牌条（房间页）===== */
.token-caption { margin: 10px 0 2px; }
.tokenbar {
  display: flex; align-items: center; gap: 12px; margin: 2px 0 4px;
}
.tokenbar input {
  flex: 0 0 auto; width: 12ch; min-width: 0; background: var(--bg2); font-family: var(--mono);
  color: var(--green); font-size: 15px; letter-spacing: .08em; text-align: center;
}
.tokenlink { font-family: var(--mono); color: var(--cyan); word-break: break-all; font-size: 13px; }

/* ===== 房间号主视觉（房间页）===== */
.roombar { display: flex; gap: 28px; align-items: flex-start; flex-wrap: wrap; margin: 4px 0 0; }
.roomcode-label {
  font-family: var(--mono); font-size: 11px; letter-spacing: .28em;
  text-transform: uppercase; color: var(--muted);
}
.roomcode-label b { color: var(--cyan); font-weight: 700; }
.roomcode-digits { position: relative; display: flex; gap: 8px; padding: 9px; margin: 2px 0 4px; }
.roomcode-digits::before, .roomcode-digits::after {
  content: ""; position: absolute; width: 14px; height: 14px;
  border: 2px solid var(--cyan-dim);
}
.roomcode-digits::before { left: 0; top: 0; border-right: none; border-bottom: none; }
.roomcode-digits::after { right: 0; bottom: 0; border-left: none; border-top: none; }
.digit {
  display: flex; align-items: center; justify-content: center;
  width: clamp(42px, 5vw, 52px); height: clamp(52px, 6.2vw, 64px);
  background: linear-gradient(180deg, var(--panel2), var(--bg2));
  border: 1px solid var(--line2);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  font-family: var(--mono); font-size: clamp(30px, 3.6vw, 38px); font-weight: 800;
  color: var(--cyan); text-shadow: 0 0 22px rgba(77,216,255,.38);
}
.digit.empty { color: var(--line2); text-shadow: none; }
.roommeta {
  flex: 1; min-width: 260px; display: flex; flex-direction: column;
  align-items: flex-end; gap: 16px; padding-top: 6px;
}
.roommeta label { font-size: 12px; }
.roommeta label b { font-size: 15px; }
.roombtns { display: flex; gap: 12px; }
.tokenrow {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  margin-top: 18px; padding-top: 14px; border-top: 1px dashed var(--line2);
}
.tokenrow .tokenbar { margin: 0; }
@media (max-width: 860px) {
  .roommeta { align-items: stretch; }
  .roombtns { width: 100%; }
  .roombtns .btn { flex: 1; }
}

/* ===== 血量条 ===== */
.bar-row { display: flex; align-items: center; gap: 12px; margin: 9px 0; }
.bar-row .lbl { width: 72px; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.bar-row .lbl.red { color: var(--red); }
.bar-row .lbl.blue { color: var(--blue); }
.bar { flex: 1; position: relative; height: 18px; background: var(--bg2); border: 1px solid var(--line); overflow: hidden; }
.bar .fill { height: 100%; transition: width .25s; }
.bar .fill.red { background: linear-gradient(90deg, #8a1f2b, var(--red)); }
.bar .fill.blue { background: linear-gradient(90deg, #1b4f8a, var(--blue)); }
.bar span { position: absolute; left: 9px; top: 0; line-height: 18px; font-size: 11px; color: #fff; letter-spacing: .05em; text-shadow: 0 1px 2px rgba(0,0,0,.7); font-family: var(--mono); }
/* 玩家血量血槽（房间页玩家表内，占满单元格） */
.hpbar { display: block; position: relative; width: 100%; min-width: 70px; height: 15px; background: var(--bg2); border: 1px solid var(--line); overflow: hidden; }
.hpbar .fill { height: 100%; transition: width .25s; }
.hpbar .fill.red { background: linear-gradient(90deg, #8a1f2b, var(--red)); }
.hpbar .fill.blue { background: linear-gradient(90deg, #1b4f8a, var(--blue)); }
.hpbar .fill.gray { background: #3a3f4a; }
.hpbar span { position: absolute; left: 6px; top: 0; line-height: 15px; font-size: 10px; color: #fff; font-family: var(--mono); letter-spacing: .04em; text-shadow: 0 1px 2px rgba(0,0,0,.7); }
/* 玩家栏红蓝阵营小标题 */
.sub-title { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; margin: 14px 0 4px; }
.sub-title.red { color: var(--red); }
.sub-title.blue { color: var(--blue); }

/* ===== 玩家单位 ===== */
.unit { display: flex; align-items: center; gap: 10px; padding: 5px 0; font-size: 13px; }
.unit .id { width: 44px; color: var(--muted); font-family: var(--mono); }
.unit .name { width: 120px; }
.unit .fac { display: inline-block; width: 9px; height: 9px; transform: rotate(45deg); margin-right: 7px; }
.unit .fac.red { background: var(--red); box-shadow: 0 0 8px var(--red); }
.unit .fac.blue { background: var(--blue); box-shadow: 0 0 8px var(--blue); }
.unit .role { color: var(--muted); }

/* ===== 事件流 ===== */
aside.panel { background: var(--panel); border: 1px solid var(--line); padding: 20px 22px; align-self: stretch; position: relative; }
aside.panel::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: linear-gradient(180deg, var(--orange), transparent); }
aside.panel h2 { font-size: 13px; color: var(--orange); margin-bottom: 12px; letter-spacing: .14em; text-transform: uppercase; }
#log { margin: 0; padding: 0; list-style: none; font-family: var(--mono); font-size: 12px; max-height: 60vh; overflow: auto; }
#log li { padding: 4px 0; border-bottom: 1px solid var(--line); }
#log li .ts { color: var(--muted); }
.kill { color: var(--red); }
.hit { color: var(--fg); }
.revive { color: var(--green); }
.bunker { color: #ffd24d; }
#errText { color: var(--red); padding: 8px 16px; font-family: var(--mono); font-size: 13px; }

/* ===== 房间页布局 =====
   网格放在 .wrap 上（body 的唯一直接子元素是 .wrap，放 body 上会导致
   main/aside 无法并排，事件流会掉到内容下方）。topbar / 房间条 / 口令门户 /
   错误提示横跨两列，main 在左，事件流 aside 在右。 */
.page-room .wrap {
  display: grid; grid-template-columns: 1fr 380px; gap: 18px;
  max-width: 1280px; margin: 0 auto; padding: 16px;
}
.page-room .topbar { grid-column: 1 / -1; }
.page-room #roomBar { grid-column: 1 / -1; }
.page-room .gate { grid-column: 1 / -1; }
.page-room main { grid-column: 1; }
.page-room aside { grid-column: 2; }
.page-room #errText { grid-column: 1 / -1; }

/* ===== 口令门户 ===== */
.gate { display: flex; justify-content: center; padding: 30px 0; }
.gate-card { max-width: 480px; width: 100%; }
.gate-card .row { align-items: center; }
.gate-card input { width: 100%; min-width: 0; }
.gate-card .hint { font-size: 11px; margin-top: 12px; }

footer { text-align: center; color: var(--muted); font-size: 12px; padding-top: 30px; letter-spacing: .2em; text-transform: uppercase; }
footer .bar { width: 60px; height: 2px; background: var(--line2); margin: 0 auto 14px; }

@media (max-width: 860px) {
  .page-room .wrap { grid-template-columns: 1fr; }
  .page-room aside { grid-column: 1; }
  section.card { padding: 20px 18px; }
  .sec-no { display: none; }
  /* 手机窄屏：房间总览隐藏低价值列（在线/最近活动/开始时间/胜方），
     让「进入」操作按钮无需横向滚动即可看到；剩余列宽度不足仍可横向滑动。 */
  .rooms th:nth-child(4), .rooms td:nth-child(4),
  .rooms th:nth-child(7), .rooms td:nth-child(7),
  .rooms th:nth-child(8), .rooms td:nth-child(8),
  .rooms th:nth-child(9), .rooms td:nth-child(9) { display: none; }
}