/* Project Mecha 웹 전투 목업 v0 — HUD·오버레이. 무채색 + 포인트 호박색 */
:root {
  --amber: #ffb347; --amber2: #ff8a1a; --red: #ff3b2a; --blue: #5fd0ff;
  --ink: #e9e6df; --dim: #9aa0a6; --bg: rgba(14, 16, 20, 0.72); --line: rgba(255, 255, 255, 0.14);
  font-family: "Pretendard", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: #a7adb3; color: var(--ink); user-select: none; }
#app { position: fixed; inset: 0; }
#view { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
#view.playing { cursor: none; }
#ver { position: absolute; right: 8px; top: 6px; font-size: 11px; color: rgba(0, 0, 0, 0.45); pointer-events: none; }
#fatal { display: none; position: absolute; left: 50%; top: 40%; transform: translateX(-50%); background: #300; color: #fff; padding: 16px 24px; border-radius: 6px; }

#hud { position: absolute; inset: 0; pointer-events: none; text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6); }
.hud-layer { position: absolute; inset: 0; }

/* 위 */
.hud-top { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); display: flex; gap: 18px; align-items: center;
  background: var(--bg); border: 1px solid var(--line); padding: 6px 16px; border-radius: 4px; font-size: 14px; }
.hud-top .enemies b { color: var(--red); font-size: 18px; margin-left: 6px; }
.hud-top .lbl { color: var(--dim); }
.hud-top .time { font-variant-numeric: tabular-nums; font-size: 18px; letter-spacing: 1px; }
.hud-top .wave { color: var(--dim); font-size: 12px; }

/* 왼쪽 아래: 무기 */
.hud-weap { position: absolute; left: 18px; bottom: 18px; width: 290px; display: flex; flex-direction: column; gap: 6px; }
.hud-weap .w { display: flex; gap: 10px; align-items: center; background: var(--bg); border: 1px solid var(--line); border-left: 3px solid var(--amber); padding: 6px 10px; border-radius: 3px; }
.hud-weap .w i { width: 64px; height: 24px; color: var(--ink); flex: none; }
.hud-weap svg { width: 100%; height: 100%; display: block; }
.hud-weap .info { flex: 1; }
.hud-weap .nm { font-size: 12px; color: var(--dim); }
.hud-weap .nm small { color: var(--amber); margin-left: 4px; font-size: 10px; }
.hud-weap .ammo b { font-size: 24px; font-variant-numeric: tabular-nums; }
.hud-weap .ammo b.low { color: var(--red); }
.hud-weap .ammo span { color: var(--dim); margin-left: 4px; }
.hud-weap .bar { height: 4px; background: rgba(255, 255, 255, 0.12); margin-top: 3px; }
.hud-weap .bar div { height: 100%; background: var(--amber); width: 100%; }
.hud-weap .bar.reload div { background: var(--blue); }
.hud-weap .pips { display: flex; gap: 5px; margin-top: 5px; }
.hud-weap .pips span { width: 26px; height: 6px; background: rgba(255, 255, 255, 0.15); transform: skewX(-20deg); }
.hud-weap .pips span.on { background: var(--amber2); box-shadow: 0 0 8px var(--amber2); }
.hud-weap .dead { opacity: 0.35; border-left-color: #000; }
.hud-weap .dead i { color: #222; }
.hud-weap .sub { display: flex; gap: 6px; }
.hud-weap .cd { flex: 1; background: var(--bg); border: 1px solid var(--line); padding: 5px 8px; border-radius: 3px; display: grid; grid-template-columns: 22px 1fr; align-items: center; column-gap: 6px; }
.hud-weap .cd i { width: 20px; height: 20px; grid-row: span 2; color: var(--dim); }
.hud-weap .cd.ready i { color: var(--amber); }
.hud-weap .cd .bar div { background: var(--dim); }
.hud-weap .cd.ready .bar div { background: var(--amber); }

/* 아래 가운데: 코어·EN */
.hud-bars { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); width: 440px; display: flex; flex-direction: column; gap: 6px; }
.hud-bars .row { display: grid; grid-template-columns: 42px 1fr 46px; align-items: center; gap: 8px; }
.hud-bars .lbl { font-size: 12px; color: var(--dim); text-align: right; }
.hud-bars .num { font-variant-numeric: tabular-nums; font-size: 14px; }
.hud-bars .bar { position: relative; height: 12px; background: var(--bg); border: 1px solid var(--line); transform: skewX(-18deg); overflow: hidden; }
.hud-bars .fill, .hud-bars .ghost { position: absolute; left: 0; top: 0; bottom: 0; }
.hud-bars .hp .fill { background: linear-gradient(#f2efe6, #c9c4b6); z-index: 2; }
.hud-bars .hp .ghost { background: var(--red); z-index: 1; }
.hud-bars .hp.low .fill { background: linear-gradient(#ff7a5a, #d8361f); animation: blink 0.5s steps(2) infinite; }
.hud-bars .en .bar { height: 8px; }
.hud-bars .en .fill { background: linear-gradient(#ffd27a, var(--amber2)); }
.hud-bars .en.over .fill { background: var(--red); animation: blink 0.25s steps(2) infinite; }
.hud-bars .en.over .num { color: var(--red); font-size: 12px; }

/* 오른쪽 아래: 부위 도면 */
.hud-diag { position: absolute; right: 18px; bottom: 18px; width: 150px; background: var(--bg); border: 1px solid var(--line); padding: 8px; border-radius: 3px; }
.hud-diag .diag { width: 100%; display: block; }
.hud-diag g path { stroke: rgba(0, 0, 0, 0.6); stroke-width: 1.2; }
.hud-diag g.ok path { fill: #9a9ea4; }
.hud-diag g.dmg path { fill: var(--red); animation: blink 0.45s steps(2) infinite; }
.hud-diag g.dead path { fill: #111; }
.hud-diag g.x path { stroke: var(--red); stroke-width: 3; fill: none; }
.hud-diag .cls { text-align: center; font-size: 12px; color: var(--dim); margin-top: 2px; }
.hud-diag .cls small { display: block; color: var(--amber); }

@keyframes blink { 50% { opacity: 0.35; } }

/* 조준점 */
.crosshair { position: absolute; left: 0; top: 0; width: 0; height: 0; }
.crosshair .c { position: absolute; left: -3px; top: -3px; width: 6px; height: 6px; background: var(--amber); border-radius: 50%; box-shadow: 0 0 6px var(--amber); }
.crosshair .ring { position: absolute; left: -16px; top: -16px; width: 32px; height: 32px; border: 2px solid rgba(255, 179, 71, 0.8); border-radius: 50%;
  clip-path: polygon(0 0, 35% 0, 35% 100%, 65% 100%, 65% 0, 100% 0, 100% 35%, 0 35%, 0 65%, 100% 65%, 100% 100%, 0 100%); transition: transform 0.08s; }
.crosshair.on-unit .ring { border-color: var(--red); transform: scale(0.8) rotate(45deg); }
.crosshair.on-unit .c { background: var(--red); box-shadow: 0 0 6px var(--red); }
.crosshair.reload .ring { border-color: var(--blue); animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.lock { position: absolute; left: -26px; top: -26px; width: 52px; height: 52px; display: none; border: 2px solid var(--red);
  clip-path: polygon(0 0, 30% 0, 30% 8%, 8% 8%, 8% 30%, 0 30%, 0 70%, 8% 70%, 8% 92%, 30% 92%, 30% 100%, 70% 100%, 70% 92%, 92% 92%, 92% 70%, 100% 70%, 100% 30%, 92% 30%, 92% 8%, 70% 8%, 70% 0, 100% 0, 100% 100%, 0 100%); }
.lock::after { content: "LOCK"; position: absolute; left: 50%; top: 100%; transform: translateX(-50%); font-size: 9px; color: var(--red); letter-spacing: 1px; }

/* 봇 머리 위 체력 */
.ubar { position: absolute; left: -40px; top: -14px; width: 80px; text-align: center; }
.ubar .nm { font-size: 10px; color: var(--ink); white-space: nowrap; }
.ubar .bar { height: 5px; background: rgba(0, 0, 0, 0.55); border: 1px solid rgba(0, 0, 0, 0.6); }
.ubar .bar div { height: 100%; }
.ubar.red .bar div { background: var(--red); }
.ubar.blue .bar div { background: var(--blue); }

/* 알림 */
.toasts { position: absolute; top: 64px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 4px; }
.toast { background: var(--bg); border-left: 3px solid var(--dim); padding: 5px 14px; font-size: 14px; transition: opacity 0.5s; }
.toast.warn { border-color: var(--red); color: #ffb4a8; }
.toast.dmg { border-color: #ff7a5a; }
.toast.good { border-color: var(--amber); color: var(--amber); }
.toast.info { border-color: var(--blue); }
.toast.out { opacity: 0; }

/* 오버레이 */
.overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: rgba(10, 12, 16, 0.55); backdrop-filter: blur(2px); z-index: 10; }
.overlay.hidden { display: none; }
.overlay .panel { background: rgba(18, 20, 24, 0.94); border: 1px solid var(--line); border-top: 3px solid var(--amber); padding: 26px 32px; max-width: 720px; border-radius: 4px; }
.overlay .panel.small { min-width: 340px; text-align: center; }
.overlay h1 { margin: 0 0 4px; letter-spacing: 3px; font-size: 26px; }
.overlay h1 small { font-size: 13px; color: var(--dim); letter-spacing: 0; margin-left: 8px; }
.overlay h2 { margin: 0 0 14px; letter-spacing: 2px; }
.overlay .sub { color: var(--dim); margin: 0 0 14px; font-size: 14px; }
.overlay .keys { border-collapse: collapse; font-size: 14px; width: 100%; }
.overlay .keys td { padding: 4px 8px; border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
.overlay .keys td:first-child { white-space: nowrap; color: var(--dim); }
kbd { display: inline-block; min-width: 22px; padding: 1px 6px; margin-right: 3px; border: 1px solid #666; border-bottom-width: 2px; border-radius: 3px; background: #2a2c31; color: var(--ink); font: 12px/1.5 inherit; text-align: center; }
.overlay .note { color: var(--dim); font-size: 13px; }
.overlay button { display: block; width: 100%; margin-top: 10px; padding: 10px; font: inherit; font-size: 16px; letter-spacing: 2px; color: #14161a; background: var(--amber); border: 0; border-radius: 3px; cursor: pointer; }
.overlay button:hover { background: #ffc773; }
.overlay button.restart, .overlay button.hlp { background: #3a3d44; color: var(--ink); }
.overlay button.restart:hover, .overlay button.hlp:hover { background: #4a4e57; }
.overlay .result.win h2 { color: var(--amber); }
.overlay .result.lose h2 { color: var(--red); }
.overlay .result .restart { background: var(--amber); color: #14161a; }
.overlay .stats { margin: 0 auto 8px; font-size: 14px; }
.overlay .stats td { padding: 3px 10px; text-align: left; }
.overlay .stats td:first-child { color: var(--dim); }
.overlay small { opacity: 0.7; font-size: 11px; }

/* 튜닝 패널 */
.tune { position: absolute; top: 8px; right: 8px; width: 330px; max-height: calc(100% - 200px); overflow: auto; background: rgba(14, 16, 20, 0.88); border: 1px solid var(--line); font-size: 11px; z-index: 20; }
.tune .hd { display: flex; gap: 4px; align-items: center; padding: 6px; position: sticky; top: 0; background: #16181d; }
.tune .hd b { flex: 1; }
.tune button { font: inherit; background: #333740; color: var(--ink); border: 0; padding: 3px 6px; cursor: pointer; }
.tune .grp { padding: 6px 8px 2px; color: var(--amber); }
.tune .row { display: grid; grid-template-columns: 120px 1fr 44px; gap: 4px; align-items: center; padding: 1px 8px; }
.tune .row .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--dim); }
.tune .row input { width: 100%; }
.tune .row .val { text-align: right; font-variant-numeric: tabular-nums; }
.tune .ft { padding: 6px 8px; color: var(--dim); }
.tune.folded .body, .tune.folded .ft { display: none; }