.coop-battle { pointer-events:none; }
.coop-battle button { pointer-events:auto; }
.coop-battle-top { position:absolute;top:12px;left:12px;right:12px;display:flex;align-items:center;gap:18px;padding:10px;flex-wrap:wrap; }
.coop-battle-top [data-coop-network] { margin-left:auto;color:#64e6e6;font-size:13px; }
.coop-combat-status { position:absolute;top:100px;left:12px;padding:14px;display:grid;gap:8px;max-width:310px; }
.coop-crosshair { position:absolute;top:50%;left:50%;color:#8afcff;font-size:28px;transform:translate(-50%,-50%); }
.coop-help { position:absolute;bottom:14px;left:14px;right:14px;padding:10px;font-size:12px; }
.coop-assist { position:absolute;right:14px;top:100px; }
.coop-touch { display:none; }
.coop-result { position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(90vw,540px);padding:25px;pointer-events:auto; }
.coop-result[hidden] { display:none; }
.coop-result h1 { color:#67eeee; }
@media (pointer:coarse), (max-width:650px) {
  .coop-battle-top { gap:8px;top:5px;left:5px;right:5px;font-size:12px; }
  .coop-battle-top .btn { padding:8px;min-height:44px; }
  .coop-combat-status { top:125px;left:5px;padding:8px;font-size:12px;max-width:210px;gap:4px; }
  .coop-assist { top:85px;right:5px;font-size:11px;min-height:44px; }
  .coop-help { display:none; }
  .coop-touch { display:block;pointer-events:none; }
  .coop-touch-move,.coop-touch-aim { position:absolute;bottom:160px;width:125px;height:125px;display:grid;place-items:center;background:#09212ba6;border:1px solid #63b6c7;border-radius:50%;color:#8ed8df;touch-action:none;pointer-events:auto;user-select:none;font-size:12px; }
  .coop-touch-move { left:12px; }.coop-touch-aim { right:12px; }
  .coop-turn-buttons,.coop-fire-buttons { position:absolute;bottom:calc(12px + env(safe-area-inset-bottom));display:flex;gap:6px;pointer-events:auto; }
  .coop-turn-buttons { left:8px;bottom:calc(75px + env(safe-area-inset-bottom)); }
  .coop-fire-buttons { right:8px;flex-wrap:wrap;max-width:300px;justify-content:flex-end; }
  .coop-touch button { touch-action:none;min-height:48px;padding:9px;font-size:11px; }
}
/* Private co-op lobby — a small, clearly bounded bay inside the Mech School hangar. */
.coop-lobby {
  --coop-amber: var(--amber, #F2B233);
  --coop-cyan: var(--cyan, #5FE6F2);
  --coop-line: var(--line, #2A3442);
  --coop-line-strong: var(--line-strong, #3B4859);
  --coop-panel: var(--panel, rgba(10, 14, 20, .88));
  --coop-text: var(--text, #E8EDF2);
  --coop-muted: var(--muted, #9AA8B8);
  position: absolute;
  inset: 0;
  z-index: 12;
  display: grid;
  place-items: center;
  overflow: auto;
  padding: max(18px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  color: var(--coop-text);
  font-family: var(--body, system-ui, sans-serif);
  background:
    linear-gradient(135deg, rgba(7, 10, 15, .94), rgba(12, 19, 27, .90)),
    repeating-linear-gradient(0deg, transparent 0 39px, rgba(95, 230, 242, .035) 40px);
  isolation: isolate;
}
.coop-lobby::before,
.coop-lobby::after { content: ''; position: fixed; z-index: -1; pointer-events: none; }
.coop-lobby::before {
  inset: 0;
  opacity: .26;
  background: repeating-linear-gradient(135deg, transparent 0 28px, rgba(255,255,255,.025) 29px 30px, transparent 31px 58px);
}
.coop-lobby::after {
  width: min(720px, 90vw);
  height: min(720px, 90vw);
  right: -22vw;
  top: -38vw;
  border: 1px solid rgba(95, 230, 242, .09);
  transform: rotate(45deg);
  box-shadow: 0 0 0 34px rgba(95, 230, 242, .018), 0 0 0 70px rgba(95, 230, 242, .014);
}
.coop-lobby *,
.coop-lobby *::before,
.coop-lobby *::after { box-sizing: border-box; }
.coop-lobby button,
.coop-lobby input { font: inherit; color: inherit; }
.coop-lobby button:focus-visible,
.coop-lobby input:focus-visible { outline: 2px solid var(--coop-cyan); outline-offset: 3px; }
.coop-shell {
  width: min(940px, 100%);
  max-height: 100%;
  overflow: auto;
  background: rgba(10, 14, 20, .91);
  border: 1px solid var(--coop-line-strong);
  clip-path: var(--cut, polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px)));
  box-shadow: 0 24px 70px rgba(0,0,0,.38);
  animation: coop-arrive .28s ease-out both;
}
@keyframes coop-arrive { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.coop-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--coop-line);
  background: linear-gradient(90deg, rgba(242,178,51,.075), transparent 56%);
}
.coop-brand { display: flex; align-items: center; gap: 13px; min-width: 0; }
.coop-mark {
  position: relative;
  width: 40px;
  height: 40px;
  flex: none;
  display: grid;
  place-items: center;
  border: 1px solid var(--coop-amber);
  color: var(--coop-amber);
  clip-path: polygon(12% 0, 88% 0, 100% 20%, 100% 80%, 88% 100%, 12% 100%, 0 80%, 0 20%);
  font: 800 16px var(--display, system-ui);
}
.coop-mark::after { content: ''; position: absolute; inset: 5px; border: 1px solid rgba(242,178,51,.34); }
.coop-brand h1 { font: 800 22px/1.1 var(--display, system-ui); letter-spacing: .09em; }
.coop-brand p { margin: 4px 0 0; color: var(--coop-muted); font-size: 13px; }
.coop-head .btn { flex: none; }
.coop-content { padding: clamp(18px, 4vw, 32px); }
.coop-intro {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 24px;
}
.coop-intro h2 { font: 800 clamp(27px, 4vw, 38px)/1.05 var(--display, system-ui); letter-spacing: .05em; }
.coop-intro p { max-width: 45ch; margin: 9px 0 0; color: #C9D3DE; line-height: 1.5; }
.coop-kicker { color: var(--coop-cyan); font: 700 11px var(--display, system-ui); letter-spacing: .2em; text-transform: uppercase; }
.coop-seal {
  flex: none;
  padding: 8px 11px;
  border: 1px solid rgba(95,230,242,.42);
  color: var(--coop-cyan);
  font: 700 10px/1.4 var(--display, system-ui);
  letter-spacing: .13em;
  text-align: center;
  text-transform: uppercase;
}
.coop-seal b { display: block; color: var(--coop-text); font-size: 13px; letter-spacing: .08em; }
.coop-panel { padding: 18px; border: 1px solid var(--coop-line); background: rgba(255,255,255,.025); }
.coop-panel-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 13px;
}
.coop-panel-title h3 { font: 700 15px var(--display, system-ui); letter-spacing: .12em; text-transform: uppercase; }
.coop-panel-title span { color: var(--coop-muted); font-size: 12px; }
.coop-select-label { display: block; margin: 0 0 10px; color: var(--coop-muted); font: 600 11px var(--display, system-ui); letter-spacing: .15em; text-transform: uppercase; }
.coop-fleet { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 9px; }
.coop-mech {
  min-height: 66px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  text-align: left;
  background: rgba(7, 11, 16, .72);
  border: 1px solid var(--coop-line-strong);
  cursor: pointer;
  clip-path: var(--cut, polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px)));
  transition: border-color .15s, background .15s;
}
.coop-mech:hover { border-color: var(--coop-cyan); }
.coop-mech[aria-pressed="true"] { border-color: var(--coop-amber); background: rgba(242,178,51,.10); }
.coop-mech:disabled { opacity: .65; cursor: not-allowed; }
.coop-mech-mark { width: 30px; height: 30px; flex: none; display: grid; place-items: center; color: var(--coop-cyan); border: 1px solid rgba(95,230,242,.35); font: 700 12px var(--display, system-ui); transform: skewY(-8deg); }
.coop-mech-name { min-width: 0; overflow-wrap: anywhere; font: 700 14px var(--display, system-ui); letter-spacing: .03em; }
.coop-mech-check { margin-left: auto; color: var(--coop-amber); font: 700 10px var(--display, system-ui); letter-spacing: .08em; }
.coop-empty-fleet { padding: 14px; margin: 0; color: var(--coop-muted); border: 1px dashed var(--coop-line-strong); }
.coop-actions-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 18px; }
.coop-action { display: flex; flex-direction: column; gap: 12px; min-width: 0; padding: 16px; border-left: 2px solid var(--coop-cyan); background: rgba(95,230,242,.035); }
.coop-action.create { border-left-color: var(--coop-amber); background: rgba(242,178,51,.04); }
.coop-action h3 { font: 700 16px var(--display, system-ui); letter-spacing: .08em; }
.coop-action p { margin: -7px 0 0; color: var(--coop-muted); font-size: 13px; line-height: 1.45; }
.coop-action .btn { align-self: flex-start; }
.coop-code-form { display: flex; gap: 8px; align-items: stretch; }
.coop-code-input {
  width: 1px;
  min-width: 0;
  flex: 1;
  min-height: 48px;
  padding: 8px 12px;
  border: 1px solid var(--coop-line-strong);
  border-radius: 0;
  background: #090E14;
  font: 700 20px var(--display, system-ui) !important;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.coop-code-input[aria-invalid="true"] { border-color: var(--danger, #FF7A45); }
.coop-code-hint { color: var(--coop-muted); font-size: 12px; }
.coop-notice {
  display: grid;
  grid-template-columns: 4px 1fr;
  gap: 12px;
  margin-top: 18px;
  padding: 13px 15px;
  background: rgba(242,178,51,.055);
  border: 1px solid rgba(242,178,51,.22);
}
.coop-notice::before { content: ''; background: var(--coop-amber); }
.coop-notice strong { display: block; margin-bottom: 3px; color: var(--coop-amber); font: 700 11px var(--display, system-ui); letter-spacing: .14em; text-transform: uppercase; }
.coop-notice p { margin: 0; color: #C9D3DE; font-size: 13px; line-height: 1.5; }
.coop-notice p b { color: var(--coop-text); }
.coop-error { min-height: 0; margin: 0; padding: 0; color: var(--danger, #FF7A45); font-size: 14px; line-height: 1.4; }
.coop-error:not(:empty) { margin-top: 13px; padding: 10px 12px; border-left: 2px solid var(--danger, #FF7A45); background: rgba(255,122,69,.07); }
.coop-error:empty { display: none; }
.coop-room-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px 20px;
  align-items: center;
  margin-bottom: 20px;
}
.coop-room-code-label { color: var(--coop-muted); font: 600 10px var(--display, system-ui); letter-spacing: .18em; text-transform: uppercase; }
.coop-room-code { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.coop-room-code strong { font: 800 clamp(26px, 5vw, 38px)/1 var(--display, system-ui); letter-spacing: .25em; color: var(--coop-amber); font-variant-numeric: tabular-nums; }
.coop-room-status { justify-self: end; display: inline-flex; align-items: center; gap: 8px; color: var(--coop-cyan); font: 700 11px var(--display, system-ui); letter-spacing: .12em; text-transform: uppercase; text-align: right; }
.coop-room-status::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 4px rgba(95,230,242,.12); }
.coop-room-status[data-state="finished"] { color: var(--coop-muted); }
.coop-room-status[data-state="running"] { color: var(--coop-amber); }
.coop-room-copy-feedback { min-height: 1em; color: var(--coop-muted); font-size: 12px; }
.coop-seats { display: grid; grid-template-columns: 1fr 44px 1fr; gap: 12px; align-items: stretch; }
.coop-seat {
  min-width: 0;
  min-height: 206px;
  padding: 16px;
  border: 1px solid var(--coop-line-strong);
  background: linear-gradient(145deg, rgba(95,230,242,.055), rgba(255,255,255,.018) 60%);
}
.coop-seat.self { border-top: 2px solid var(--coop-amber); }
.coop-seat.opponent { border-top: 2px solid var(--coop-cyan); }
.coop-seat.waiting { display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; border-style: dashed; color: var(--coop-muted); background: rgba(255,255,255,.012); }
.coop-seat-label { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 14px; color: var(--coop-muted); font: 700 10px var(--display, system-ui); letter-spacing: .14em; text-transform: uppercase; }
.coop-seat-label span:last-child { text-align: right; }
.coop-player-name { display: block; max-width: 100%; overflow-wrap: anywhere; font: 700 19px var(--display, system-ui); letter-spacing: .03em; }
.coop-player-mech { display: block; margin-top: 3px; color: var(--coop-cyan); font: 600 13px var(--display, system-ui); letter-spacing: .06em; }
.coop-loadout { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 12px; }
.coop-loadout span { padding: 4px 7px; border: 1px solid var(--coop-line); color: #C9D3DE; font-size: 11px; }
.coop-loadout-empty { color: var(--coop-muted); font-size: 12px; }
.coop-health { margin-top: 13px; }
.coop-health-top { display: flex; justify-content: space-between; gap: 8px; color: var(--coop-muted); font: 600 10px var(--display, system-ui); letter-spacing: .12em; text-transform: uppercase; }
.coop-health-bar { height: 5px; margin-top: 5px; background: rgba(255,255,255,.09); }
.coop-health-bar i { display: block; height: 100%; background: var(--coop-cyan); }
.coop-ready-line { display: flex; align-items: center; gap: 7px; margin-top: 13px; color: var(--coop-muted); font-size: 12px; }
.coop-ready-line::before { content: ''; width: 7px; height: 7px; flex: none; border-radius: 50%; background: var(--coop-line-strong); }
.coop-ready-line.ready { color: var(--good, #6EE7A0); }
.coop-ready-line.ready::before { background: var(--good, #6EE7A0); }
.coop-vs { display: grid; place-items: center; color: var(--coop-line-strong); font: 800 11px var(--display, system-ui); letter-spacing: .12em; writing-mode: vertical-rl; }
.coop-seat-empty-title { color: var(--coop-text); font: 700 14px var(--display, system-ui); letter-spacing: .08em; }
.coop-seat-empty-copy { max-width: 19ch; margin-top: 7px; font-size: 12px; line-height: 1.4; }
.coop-lock-note { margin: 12px 0 0; color: var(--coop-muted); font-size: 12px; }
.coop-lock-note strong { color: var(--coop-amber); }
.coop-room-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.coop-room-actions .coop-action-note { flex: 1; min-width: 180px; margin: 0; color: var(--coop-muted); font-size: 13px; line-height: 1.45; }
.coop-room-actions .btn { min-width: 150px; }
.coop-room-actions .coop-leave { margin-left: auto; }
.coop-reconnect {
  margin-top: 14px;
  padding: 10px 12px;
  border: 1px solid rgba(242,178,51,.25);
  background: rgba(242,178,51,.05);
  color: #C9D3DE;
  font-size: 13px;
  line-height: 1.45;
}
.coop-reconnect[hidden] { display: none; }
.coop-foot { padding: 12px 22px; border-top: 1px solid var(--coop-line); color: var(--coop-muted); font-size: 11px; text-align: center; }
.coop-lobby [aria-busy="true"] { cursor: progress; }
.coop-lobby .btn:disabled { opacity: .48; cursor: not-allowed; }
@media (max-width: 600px) {
  .coop-lobby { place-items: start center; padding: max(10px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) max(10px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left)); }
  .coop-shell { margin-block: auto; }
  .coop-head { padding: 12px 14px; }
  .coop-brand h1 { font-size: 18px; }
  .coop-brand p { font-size: 12px; }
  .coop-head .btn { min-height: 42px; padding: 8px 12px; font-size: 12px; }
  .coop-content { padding: 18px 14px; }
  .coop-intro { align-items: flex-start; margin-bottom: 18px; }
  .coop-intro h2 { font-size: 29px; }
  .coop-seal { padding: 6px 7px; font-size: 9px; }
  .coop-actions-grid { grid-template-columns: 1fr; gap: 9px; margin-top: 12px; }
  .coop-action { padding: 14px; }
  .coop-panel { padding: 13px; }
  .coop-fleet { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  .coop-mech { min-height: 60px; padding: 8px; gap: 7px; }
  .coop-mech-name { font-size: 13px; }
  .coop-mech-check { font-size: 9px; }
  .coop-room-top { grid-template-columns: 1fr; }
  .coop-room-status { justify-self: start; }
  .coop-seats { grid-template-columns: 1fr; gap: 8px; }
  .coop-vs { height: 18px; writing-mode: initial; }
  .coop-seat { min-height: 170px; }
  .coop-room-actions { align-items: stretch; }
  .coop-room-actions .coop-action-note { flex-basis: 100%; }
  .coop-room-actions .btn { flex: 1; }
  .coop-room-actions .coop-leave { margin-left: 0; }
  .coop-foot { padding: 10px 14px; }
}
@media (max-width: 360px) {
  .coop-lobby { padding-inline: 8px; }
  .coop-head { gap: 8px; padding-inline: 10px; }
  .coop-mark { width: 34px; height: 34px; }
  .coop-brand { gap: 8px; }
  .coop-brand h1 { font-size: 16px; }
  .coop-head .btn { padding-inline: 9px; }
  .coop-content { padding-inline: 10px; }
  .coop-intro { gap: 8px; }
  .coop-intro h2 { font-size: 25px; }
  .coop-seal { max-width: 86px; }
  .coop-fleet { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .coop-code-form { gap: 6px; }
  .coop-code-form .btn { padding-inline: 11px; font-size: 12px; }
  .coop-room-code strong { letter-spacing: .16em; }
}
@media (prefers-reduced-motion: reduce) {
  .coop-shell { animation: none; }
  .coop-lobby *, .coop-lobby *::before, .coop-lobby *::after { transition: none !important; }
}