/* cod6/web/css/app.css — 原创 UI 主题：黑、炭、橙；无外链字体/图片 */
:root {
  --bg: #08090b;
  --bg-2: #0e1013;
  --panel: rgba(16, 18, 21, 0.92);
  --panel-solid: #121417;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.22);
  --ink: #eceef1;
  --ink-2: #9aa1ab;
  --ink-3: #656c76;
  --accent: #ff5a1f;
  --accent-2: #ffb16e;
  --accent-deep: #b8340b;
  --blue: #5aa9ff;
  --green: #62d98a;
  --red: #ff4d4d;
  --gold: #e6c46a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
  --ui: "Bahnschrift", "DIN Alternate", "Roboto Condensed", "Arial Narrow", system-ui, -apple-system, "Segoe UI", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  --body: system-ui, -apple-system, "Segoe UI", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  -webkit-font-smoothing: antialiased;
  user-select: none;
}
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
kbd {
  display: inline-block; min-width: 1.6em; padding: 1px 6px; margin: 0 2px;
  border: 1px solid var(--line-strong); border-bottom-width: 2px; border-radius: 4px;
  background: rgba(255, 255, 255, 0.06); color: var(--ink);
  font: 600 0.78em/1.45 var(--mono); text-align: center;
}

#app { position: fixed; inset: 0; overflow: hidden; }
#viewport-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; outline: 0; }
#grade {
  position: absolute; inset: 0; pointer-events: none; z-index: 2;
  background: radial-gradient(ellipse at 50% 45%, transparent 35%, rgba(0, 0, 0, 0.55) 100%),
              linear-gradient(180deg, rgba(0, 0, 0, 0.25), transparent 22%, transparent 78%, rgba(0, 0, 0, 0.4));
  mix-blend-mode: normal;
}
#vignette {
  position: absolute; inset: 0; pointer-events: none; z-index: 3; opacity: 0.55;
  background: radial-gradient(ellipse at center, transparent 52%, rgba(0, 0, 0, 0.85) 100%);
}
#flash { position: absolute; inset: 0; pointer-events: none; z-index: 60; background: #fff; opacity: 0; }

/* ---------- 通用屏幕 ---------- */
.screen { position: absolute; inset: 0; z-index: 20; }
.eyebrow {
  font: 700 0.68rem/1.2 var(--ui); letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 10px;
}
h1, h2, h3, h4 { font-family: var(--ui); font-weight: 700; letter-spacing: 0.01em; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 46px; padding: 10px 22px; border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.045); color: var(--ink);
  font: 700 0.9rem/1 var(--ui); letter-spacing: 0.08em; text-transform: uppercase;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
}
.btn:hover, .btn:focus-visible { background: rgba(255, 90, 31, 0.16); border-color: var(--accent); outline: none; }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #150a05; }
.btn.primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn.danger { border-color: rgba(255, 77, 77, 0.45); color: #ff9a9a; }
.btn.danger:hover { background: rgba(255, 77, 77, 0.16); border-color: var(--red); }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ---------- 启动屏 ---------- */
.boot-screen {
  display: grid; place-items: center; z-index: 70;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(255, 90, 31, 0.14), transparent 55%),
    radial-gradient(ellipse at 20% 80%, rgba(90, 169, 255, 0.07), transparent 55%),
    #07080a;
}
.boot-noise {
  position: absolute; inset: 0; opacity: 0.06; pointer-events: none;
  background-image: repeating-linear-gradient(0deg, rgba(255,255,255,.5) 0 1px, transparent 1px 4px);
  animation: noiseShift 1.2s steps(3) infinite;
}
@keyframes noiseShift { 0% { transform: translateY(0); } 50% { transform: translateY(2px); } 100% { transform: translateY(0); } }
.boot-inner { width: min(680px, 88vw); position: relative; }
.brand-kicker { font: 700 0.7rem/1.4 var(--ui); letter-spacing: 0.4em; color: var(--ink-2); }
.brand-title {
  margin: 8px 0 0; font: 900 clamp(3.4rem, 11vw, 7.2rem)/0.86 var(--ui);
  letter-spacing: -0.03em; display: flex; align-items: flex-start; gap: 6px;
  text-transform: uppercase;
}
.brand-title span { color: #f4f4f4; text-shadow: 0 0 60px rgba(255, 90, 31, 0.18); }
.brand-title b {
  color: var(--accent); font-size: 0.72em; line-height: 0.9;
  text-shadow: 0 0 40px rgba(255, 90, 31, 0.6);
}
.brand-sub { margin-top: 14px; font: 600 0.86rem/1.5 var(--ui); letter-spacing: 0.22em; color: var(--ink-2); }
.boot-progress { margin-top: clamp(48px, 12vh, 110px); height: 3px; background: rgba(255,255,255,.1); overflow: hidden; }
.boot-progress #boot-bar { height: 100%; width: 0; background: linear-gradient(90deg, var(--accent-deep), var(--accent), var(--accent-2)); transition: width 220ms ease; }
.boot-row { display: flex; justify-content: space-between; margin-top: 10px; font: 500 0.75rem/1.4 var(--mono); color: var(--ink-2); letter-spacing: 0.06em; }
.boot-enter {
  margin-top: 34px; width: 100%; padding: 16px; border: 1px solid var(--accent); background: transparent;
  color: var(--accent); font: 800 0.95rem/1 var(--ui); letter-spacing: 0.18em; text-transform: uppercase;
  animation: blink 1.8s ease-in-out infinite;
}
.boot-enter:hover { background: var(--accent); color: #160b06; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }
.boot-legal { margin-top: 26px; font-size: 0.72rem; color: var(--ink-3); line-height: 1.6; }
.boot-error {
  position: absolute; z-index: 90; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(720px, 90vw); padding: 24px; border: 1px solid var(--red); background: #160a0a;
  color: #ffb3b3; font: 13px/1.6 var(--mono); white-space: pre-wrap;
}

/* ---------- 主菜单 ---------- */
.menu-screen { z-index: 30; padding: clamp(18px, 3vw, 42px); display: flex; flex-direction: column; }
.menu-screen::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(5, 6, 8, 0.92) 0%, rgba(5, 6, 8, 0.55) 42%, rgba(5, 6, 8, 0.18) 70%, rgba(5, 6, 8, 0.55) 100%),
    linear-gradient(0deg, rgba(5, 6, 8, 0.9), transparent 45%);
}
.menu-top { position: relative; display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; z-index: 2; }
.menu-brand { display: flex; align-items: center; gap: 12px; }
.menu-brand-mark {
  width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--accent);
  color: var(--accent); font: 900 0.9rem/1 var(--ui); letter-spacing: 0.04em;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.menu-brand-txt { font: 800 1.1rem/1 var(--ui); letter-spacing: 0.12em; }
.menu-brand-txt b { color: var(--accent); }
.menu-brand-txt i { font-style: normal; font-size: 0.62rem; letter-spacing: 0.3em; color: var(--ink-2); margin-left: 8px; }
.menu-meta { display: flex; align-items: center; gap: 8px; }
.tag { padding: 5px 9px; border: 1px solid var(--accent); color: var(--accent); font: 700 0.65rem/1 var(--ui); letter-spacing: 0.18em; }
.tag.ghost { border-color: var(--line-strong); color: var(--ink-2); }
.profile-btn {
  display: flex; align-items: center; gap: 10px; padding: 6px 12px 6px 6px; margin-left: 8px;
  border: 1px solid var(--line); background: rgba(10, 12, 14, 0.6); color: var(--ink);
}
.profile-btn:hover { border-color: var(--accent); }
.profile-avatar {
  width: 34px; height: 34px; display: grid; place-items: center; background: var(--accent);
  color: #170b05; font: 900 0.82rem/1 var(--ui);
}
.profile-btn span:last-child { display: flex; flex-direction: column; align-items: flex-start; line-height: 1.2; }
.profile-btn b { font: 700 0.72rem/1.2 var(--ui); letter-spacing: 0.1em; }
.profile-btn i { font-style: normal; font-size: 0.62rem; color: var(--ink-2); }

.menu-nav {
  position: relative; z-index: 2; margin-top: auto; margin-bottom: auto;
  display: flex; flex-direction: column; gap: 2px; width: min(520px, 92vw);
  padding: clamp(16px, 5vh, 52px) 0;
}
.nav-item {
  display: grid; grid-template-columns: 52px 1fr auto; grid-template-rows: auto auto;
  align-items: center; gap: 0 14px; padding: 13px 18px 13px 8px; text-align: left;
  background: transparent; border: 0; border-left: 2px solid transparent; color: var(--ink);
  position: relative; transition: background 130ms ease, border-color 130ms ease, padding-left 130ms ease;
}
.nav-item::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, var(--line), transparent);
}
.nav-item:hover, .nav-item.is-active { background: linear-gradient(90deg, rgba(255, 90, 31, 0.17), transparent 80%); border-left-color: var(--accent); padding-left: 16px; }
.nav-idx { grid-row: 1 / 3; font: 700 0.7rem/1 var(--mono); color: var(--ink-3); letter-spacing: 0.1em; }
.nav-label { font: 800 clamp(1.25rem, 2.2vw, 1.62rem)/1.1 var(--ui); letter-spacing: 0.04em; }
.nav-en { grid-column: 3; grid-row: 1; font: 700 0.62rem/1 var(--ui); letter-spacing: 0.26em; color: var(--ink-3); }
.nav-desc { grid-column: 2 / 4; grid-row: 2; margin-top: 4px; font-size: 0.78rem; color: var(--ink-2); }
.nav-item.is-active .nav-idx, .nav-item.is-active .nav-en { color: var(--accent); }
.nav-item.is-active .nav-label { color: #fff; }

.menu-panel {
  position: absolute; right: clamp(18px, 4vw, 64px); top: 50%; transform: translateY(-50%);
  width: min(430px, 34vw); z-index: 2; padding: 26px 26px 24px;
  background: linear-gradient(180deg, rgba(14, 16, 19, 0.94), rgba(10, 12, 14, 0.86));
  border: 1px solid var(--line); border-top: 2px solid var(--accent);
  box-shadow: var(--shadow); backdrop-filter: blur(8px);
}
.menu-panel h2 { margin: 0 0 6px; font-size: 1.6rem; letter-spacing: 0.04em; }
.menu-panel .panel-lead { margin: 0 0 18px; color: var(--ink-2); font-size: 0.86rem; line-height: 1.65; }
.menu-panel .kv { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); font-size: 0.8rem; }
.menu-panel .kv span { color: var(--ink-2); }
.menu-panel .kv b { font-weight: 600; }
.menu-panel .panel-cta { display: flex; gap: 8px; margin-top: 18px; }
.menu-panel .panel-cta .btn { flex: 1; min-height: 42px; font-size: 0.78rem; padding: 8px 10px; }
.menu-panel .panel-list { margin: 14px 0 0; padding: 0; list-style: none; }
.menu-panel .panel-list li { display: flex; justify-content: space-between; gap: 10px; padding: 7px 0; border-top: 1px solid var(--line); font-size: 0.78rem; color: var(--ink-2); }
.menu-panel .panel-list b { color: var(--ink); font-weight: 600; }
.menu-panel .panel-note { margin-top: 16px; padding: 10px 12px; background: rgba(255, 90, 31, 0.08); border-left: 2px solid var(--accent); font-size: 0.74rem; line-height: 1.6; color: var(--ink-2); }
.menu-footer { position: relative; z-index: 2; display: flex; justify-content: space-between; gap: 12px; font-size: 0.7rem; color: var(--ink-3); letter-spacing: 0.04em; }
.menu-footer-right { font-family: var(--mono); }

/* ---------- HUD ---------- */
.hud { position: absolute; inset: 0; z-index: 25; pointer-events: none; font-family: var(--ui); }
.hud-top-left { position: absolute; left: clamp(12px, 2vw, 26px); top: clamp(12px, 2vh, 22px); display: flex; flex-direction: column; gap: 10px; }
.minimap-wrap { position: relative; width: 196px; height: 196px; }
#minimap {
  width: 196px; height: 196px; display: block; border-radius: 50%;
  background: rgba(5, 7, 9, 0.72); border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: inset 0 0 34px rgba(0, 0, 0, 0.8), 0 6px 24px rgba(0, 0, 0, 0.35);
}
#minimap-ring {
  position: absolute; inset: -5px; border-radius: 50%; pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: conic-gradient(from 0deg, rgba(255, 90, 31, 0.35), transparent 18%, transparent 82%, rgba(255, 90, 31, 0.35));
  mask: radial-gradient(circle, transparent 66%, #000 67%, #000 70%, transparent 71%);
  -webkit-mask: radial-gradient(circle, transparent 66%, #000 67%, #000 70%, transparent 71%);
}
.compass { position: absolute; left: 50%; bottom: -19px; transform: translateX(-50%); width: 250px; height: 16px; overflow: hidden; opacity: 0.9; }
.compass-strip { position: absolute; left: 0; top: 0; height: 100%; white-space: nowrap; color: #cfd4db; font: 600 0.58rem/1 var(--mono); letter-spacing: 0.16em; }
.compass-strip span { display: inline-block; width: 50px; text-align: center; }
.compass-needle { position: absolute; left: 50%; bottom: 0; width: 1px; height: 7px; background: var(--accent); }
.objective { max-width: 300px; margin-top: 24px; padding: 9px 13px; background: linear-gradient(90deg, rgba(8, 10, 12, 0.82), rgba(8, 10, 12, 0.3)); border-left: 2px solid var(--accent); }
.obj-tag { font: 700 0.56rem/1 var(--ui); letter-spacing: 0.28em; color: var(--accent); }
.obj-text { margin-top: 4px; font: 700 0.84rem/1.3 var(--ui); letter-spacing: 0.03em; }
.obj-sub { margin-top: 2px; font-size: 0.7rem; color: var(--ink-2); }

.hud-top-right { position: absolute; right: clamp(12px, 2vw, 26px); top: clamp(12px, 2vh, 22px); display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.killfeed { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; min-width: 240px; }
.kill-row {
  display: flex; align-items: center; gap: 7px; padding: 4px 10px; font-size: 0.72rem;
  background: rgba(6, 8, 10, 0.66); border-right: 2px solid var(--line-strong); animation: feedIn 160ms ease-out both;
}
.kill-row.me { border-right-color: var(--accent); background: rgba(255, 90, 31, 0.14); }
.kill-row .k-blue { color: var(--blue); font-weight: 700; }
.kill-row .k-red { color: #ff7666; font-weight: 700; }
.kill-row .k-icon { color: var(--ink-2); font-family: var(--mono); font-size: 0.66rem; }
.kill-row .k-hs { color: var(--gold); font-size: 0.6rem; letter-spacing: 0.08em; }
@keyframes feedIn { from { opacity: 0; transform: translateX(14px); } to { opacity: 1; transform: none; } }
.streaks { display: flex; gap: 6px; }
.streak-chip {
  display: flex; align-items: center; gap: 6px; padding: 5px 9px; min-width: 66px;
  border: 1px solid var(--line); background: rgba(8, 10, 12, 0.66); font-size: 0.62rem;
  letter-spacing: 0.08em; color: var(--ink-2);
}
.streak-chip.ready { border-color: var(--accent); color: var(--accent); background: rgba(255, 90, 31, 0.12); }
.streak-chip b { font: 800 0.86rem/1 var(--ui); color: var(--ink); }
.streak-chip.ready b { color: var(--accent); }
.match-state { display: flex; align-items: center; gap: 10px; padding: 6px 12px; background: rgba(6, 8, 10, 0.72); border: 1px solid var(--line); font: 600 0.68rem/1 var(--mono); letter-spacing: 0.1em; }
.match-state b { font: 800 0.98rem/1 var(--ui); letter-spacing: 0.06em; }
#match-mode { color: var(--ink-2); }

.hud-bottom-left { position: absolute; left: clamp(12px, 2vw, 26px); bottom: clamp(12px, 2.4vh, 28px); display: flex; flex-direction: column; gap: 12px; }
.health-block { width: 250px; padding: 9px 12px; background: linear-gradient(90deg, rgba(6, 8, 10, 0.78), rgba(6, 8, 10, 0.3)); border-left: 2px solid rgba(255, 255, 255, 0.28); }
.health-label { display: flex; justify-content: space-between; align-items: baseline; }
.health-label span { font: 700 0.58rem/1 var(--ui); letter-spacing: 0.22em; color: var(--ink-2); }
.health-label b { font: 800 1.15rem/1 var(--ui); font-variant-numeric: tabular-nums; }
.health-bar { position: relative; height: 5px; margin-top: 7px; background: rgba(255, 255, 255, 0.13); overflow: hidden; }
.health-bar i { position: absolute; inset: 0; width: 100%; background: linear-gradient(90deg, #e8e8e8, #fff); transition: width 140ms ease, background 200ms ease; }
.health-block.low .health-bar i { background: linear-gradient(90deg, #ff2e2e, #ff7b5a); }
.armor-pips { display: flex; gap: 4px; margin-top: 6px; }
.armor-pips i { width: 34px; height: 4px; background: rgba(255, 255, 255, 0.14); }
.armor-pips i.on { background: var(--blue); box-shadow: 0 0 8px rgba(90, 169, 255, 0.5); }
.equipment { display: flex; gap: 8px; }
.equip { display: grid; grid-template-columns: 18px 1fr; grid-template-rows: auto auto; gap: 0 6px; align-items: center; padding: 5px 8px; background: rgba(6, 8, 10, 0.5); border: 1px solid var(--line); }
.equip svg { width: 16px; height: 16px; grid-row: 1 / 3; fill: none; stroke: var(--ink-2); stroke-width: 1.6; }
.equip b { font: 700 0.75rem/1 var(--ui); }
.equip span { font-size: 0.58rem; color: var(--ink-2); letter-spacing: 0.08em; }
.score-block { display: flex; align-items: baseline; gap: 8px; padding-left: 2px; }
.score-block span { font: 600 0.58rem/1 var(--ui); letter-spacing: 0.2em; color: var(--ink-2); }
.score-block b { font: 800 1.2rem/1 var(--ui); font-variant-numeric: tabular-nums; }
.score-block i { font-style: normal; font: 700 0.74rem/1 var(--ui); color: var(--accent); opacity: 0; transform: translateY(4px); transition: opacity 180ms, transform 180ms; }
.score-block i.show { opacity: 1; transform: none; }

.hud-bottom-right { position: absolute; right: clamp(12px, 2vw, 26px); bottom: clamp(12px, 2.4vh, 28px); display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.weapon-block { min-width: 250px; padding: 10px 14px; background: linear-gradient(270deg, rgba(6, 8, 10, 0.8), rgba(6, 8, 10, 0.28)); border-right: 2px solid var(--accent); text-align: right; }
.weapon-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; font: 700 0.6rem/1 var(--ui); letter-spacing: 0.18em; color: var(--ink-2); }
.weapon-top #weapon-name { color: var(--ink); font-size: 0.78rem; letter-spacing: 0.12em; }
.ammo-row { display: flex; align-items: baseline; justify-content: flex-end; gap: 5px; margin-top: 2px; font-variant-numeric: tabular-nums; }
.ammo-row b { font: 800 2.5rem/0.95 var(--ui); letter-spacing: -0.02em; }
.ammo-row .ammo-slash { color: var(--ink-3); font: 500 1.1rem/1 var(--ui); }
.ammo-row span:last-child { color: var(--ink-2); font: 600 1.1rem/1 var(--ui); }
.weapon-block.empty .ammo-row b { color: var(--red); }
.weapon-bottom { display: flex; justify-content: space-between; margin-top: 5px; font-size: 0.6rem; color: var(--ink-2); letter-spacing: 0.08em; }
.reload-ring { position: relative; height: 2px; margin-top: 7px; background: rgba(255, 255, 255, 0.1); overflow: hidden; opacity: 0; transition: opacity 120ms; }
.reload-ring.on { opacity: 1; }
.reload-ring i { display: block; height: 100%; width: 0; background: var(--accent); }
.grenade-hint { font-size: 0.62rem; color: var(--ink-3); letter-spacing: 0.04em; }

.crosshair { position: absolute; left: 50%; top: 50%; width: 44px; height: 44px; transform: translate(-50%, -50%); pointer-events: none; }
.crosshair i { position: absolute; background: rgba(255, 255, 255, 0.92); box-shadow: 0 0 3px rgba(0, 0, 0, 0.9); transition: transform 60ms linear, opacity 100ms; }
.crosshair .ch-t { width: 2px; height: 9px; left: 21px; top: 2px; }
.crosshair .ch-b { width: 2px; height: 9px; left: 21px; bottom: 2px; }
.crosshair .ch-l { width: 9px; height: 2px; left: 2px; top: 21px; }
.crosshair .ch-r { width: 9px; height: 2px; right: 2px; top: 21px; }
.crosshair span { position: absolute; left: 21px; top: 21px; width: 2px; height: 2px; background: #fff; border-radius: 50%; }
.crosshair.hide { opacity: 0; }
.crosshair.ads i { opacity: 0.35; }
.crosshair.enemy i { background: #ff5a4a; }
.hitmarker { position: absolute; left: 50%; top: 50%; width: 30px; height: 30px; transform: translate(-50%, -50%) rotate(45deg); opacity: 0; }
.hitmarker i { position: absolute; width: 9px; height: 2px; background: #fff; box-shadow: 0 0 4px rgba(0,0,0,.9); }
.hitmarker i:nth-child(1) { left: 0; top: 0; }
.hitmarker i:nth-child(2) { right: 0; top: 0; }
.hitmarker i:nth-child(3) { left: 0; bottom: 0; }
.hitmarker i:nth-child(4) { right: 0; bottom: 0; }
.hitmarker.on { animation: hitPop 220ms ease-out; }
.hitmarker.kill i { background: var(--accent); width: 12px; }
@keyframes hitPop { 0% { opacity: 1; transform: translate(-50%, -50%) rotate(45deg) scale(0.65); } 100% { opacity: 0; transform: translate(-50%, -50%) rotate(45deg) scale(1.15); } }
.damage-indicator { position: absolute; left: 50%; top: 50%; width: 220px; height: 220px; transform: translate(-50%, -50%); border-radius: 50%; opacity: 0; pointer-events: none;
  background: conic-gradient(from calc(var(--dmg-angle, 0deg) - 16deg), rgba(255, 50, 30, 0.55), transparent 32deg); transition: opacity 240ms; }
.damage-indicator.on { opacity: 1; }
.interact { position: absolute; left: 50%; top: 58%; transform: translateX(-50%); display: flex; align-items: center; gap: 9px; padding: 7px 12px; background: rgba(6, 8, 10, 0.78); border: 1px solid var(--line-strong); font: 600 0.76rem/1 var(--ui); }
.interact i { position: absolute; left: 0; bottom: 0; height: 2px; width: 0; background: var(--accent); }
.toast { position: absolute; left: 50%; top: 22%; transform: translateX(-50%); padding: 8px 18px; background: rgba(6, 8, 10, 0.82); border-left: 2px solid var(--accent); font: 600 0.78rem/1.3 var(--ui); letter-spacing: 0.06em; animation: toastIn 180ms ease-out; }
@keyframes toastIn { from { opacity: 0; transform: translate(-50%, -8px); } to { opacity: 1; transform: translate(-50%, 0); } }
.subtitle { position: absolute; left: 50%; bottom: 16%; transform: translateX(-50%); max-width: min(760px, 80vw); padding: 7px 16px; background: rgba(0, 0, 0, 0.62); text-align: center; font-size: 0.92rem; line-height: 1.5; }
.low-health { position: absolute; inset: 0; pointer-events: none; opacity: 0; background: radial-gradient(ellipse at center, transparent 45%, rgba(180, 10, 0, 0.5) 100%); transition: opacity 400ms; }
.low-health.on { opacity: 1; animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: 0.55; } }
.streak-banner { position: absolute; left: 50%; top: 30%; transform: translateX(-50%); padding: 12px 30px; background: linear-gradient(90deg, transparent, rgba(255, 90, 31, 0.22), transparent); border-top: 1px solid var(--accent); border-bottom: 1px solid var(--accent); font: 800 1.2rem/1 var(--ui); letter-spacing: 0.22em; text-transform: uppercase; text-shadow: 0 2px 18px rgba(0,0,0,.8); animation: bannerIn 300ms ease-out; }
@keyframes bannerIn { from { opacity: 0; letter-spacing: 0.5em; } to { opacity: 1; letter-spacing: 0.22em; } }
.hit-feed { position: absolute; right: 27%; top: 52%; display: flex; flex-direction: column; align-items: flex-end; gap: 2px; font: 800 1.2rem/1 var(--ui); color: #fff; text-shadow: 0 2px 8px #000; }
.hit-feed span { animation: dmgFloat 500ms ease-out forwards; }
.hit-feed span.head { color: var(--gold); }
@keyframes dmgFloat { from { opacity: 1; transform: translateY(0); } to { opacity: 0; transform: translateY(-18px); } }
.scope { position: absolute; inset: 0; background: #000; }
.scope-glass { position: absolute; inset: 0; background: radial-gradient(circle at center, transparent 0 30%, rgba(0, 0, 0, 0.98) 31% 100%); }
.scope-lines { position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: rgba(255,255,255,.4); }
.scope-lines::after { content: ""; position: absolute; top: 50%; left: -50vw; right: -50vw; height: 1px; background: rgba(255,255,255,.4); }
.countdown { position: absolute; left: 50%; top: 34%; transform: translateX(-50%); font: 900 4.6rem/1 var(--ui); letter-spacing: 0.1em; text-shadow: 0 0 40px rgba(255, 90, 31, 0.45); }
.spectate { position: absolute; left: 50%; bottom: 10%; transform: translateX(-50%); text-align: center; font: 600 0.8rem/1.5 var(--ui); color: var(--ink-2); }

/* ---------- 覆盖层 ---------- */
.overlay { position: absolute; inset: 0; z-index: 50; display: grid; place-items: center; background: rgba(4, 5, 7, 0.78); backdrop-filter: blur(5px); }
.pause-card, .scoreboard-card, .results-card {
  width: min(760px, 92vw); padding: clamp(22px, 3.5vw, 40px);
  background: linear-gradient(180deg, #14171b, #0c0e11); border: 1px solid var(--line);
  border-top: 2px solid var(--accent); box-shadow: var(--shadow);
}
.pause-card h2, .scoreboard-card h2, .results-card h1 { margin: 0 0 8px; font-size: clamp(1.8rem, 4vw, 2.8rem); letter-spacing: 0.03em; }
.pause-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 22px; }
.pause-actions .btn:first-child { grid-column: 1 / -1; }
.pause-tip { margin-top: 18px; padding: 10px 12px; background: rgba(255, 255, 255, 0.04); border-left: 2px solid var(--accent); font-size: 0.76rem; color: var(--ink-2); line-height: 1.6; }
.sb-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; }
.sb-score { font: 900 2.4rem/1 var(--ui); color: var(--accent); letter-spacing: 0.06em; }
.sb-teams { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 20px; }
.sb-team h3 { margin: 0 0 8px; font-size: 0.82rem; letter-spacing: 0.08em; display: flex; justify-content: space-between; }
.sb-blue { color: var(--blue); }
.sb-red { color: #ff7666; }
.sb-rows { display: flex; flex-direction: column; gap: 2px; }
.sb-row { display: grid; grid-template-columns: 1fr 36px 44px 44px; gap: 4px; padding: 6px 8px; background: rgba(255,255,255,0.035); font-size: 0.72rem; }
.sb-row.me { background: rgba(255, 90, 31, 0.16); border-left: 2px solid var(--accent); }
.sb-row span { color: var(--ink-2); text-align: right; font-variant-numeric: tabular-nums; }
.sb-row b { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sb-foot { display: flex; justify-content: space-between; margin-top: 18px; font-size: 0.7rem; color: var(--ink-3); }
.results-card { border-top-color: var(--accent); }
.results-sub { color: var(--ink-2); margin: 0 0 22px; }
.results-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.results-grid div { padding: 14px 16px; background: #101216; }
.results-grid span { display: block; font: 600 0.6rem/1 var(--ui); letter-spacing: 0.18em; color: var(--ink-2); text-transform: uppercase; }
.results-grid b { display: block; margin-top: 7px; font: 800 1.5rem/1 var(--ui); }
.results-extra { margin-top: 16px; font-size: 0.8rem; color: var(--ink-2); line-height: 1.7; }
.results-actions { display: flex; gap: 8px; margin-top: 22px; }
.results-actions .btn { flex: 1; }

/* ---------- 内容面板 ---------- */
.panel-screen { z-index: 35; overflow: auto; padding: clamp(16px, 3vw, 36px); background: radial-gradient(ellipse at 75% 10%, rgba(255, 90, 31, 0.1), transparent 45%), #0a0c0f; }
.panel-top { display: flex; align-items: center; gap: 20px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.back-btn { padding: 9px 14px; border: 1px solid var(--line); background: transparent; color: var(--ink-2); font: 600 0.72rem/1 var(--ui); letter-spacing: 0.1em; }
.back-btn:hover { color: var(--ink); border-color: var(--accent); }
.panel-title-wrap { flex: 1; }
.panel-title-wrap h2 { margin: 0; font-size: clamp(1.4rem, 3vw, 2rem); }
.panel-title-wrap .eyebrow { margin-bottom: 5px; }
.panel-actions { display: flex; gap: 8px; }
.panel-body { max-width: 1240px; margin: 22px auto 80px; }
.panel-section { margin-bottom: 26px; }
.panel-section h3 { margin: 0 0 12px; font-size: 0.94rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.grid { display: grid; gap: 10px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  position: relative; padding: 16px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.028);
  transition: border-color 130ms, background 130ms; text-align: left; color: var(--ink);
}
button.card:hover, .card.selectable:hover { border-color: rgba(255, 90, 31, 0.65); background: rgba(255, 90, 31, 0.06); }
.card.selected { border-color: var(--accent); background: rgba(255, 90, 31, 0.1); box-shadow: inset 0 0 0 1px rgba(255, 90, 31, 0.35); }
.card h4 { margin: 0 0 4px; font-size: 0.92rem; letter-spacing: 0.04em; }
.card p { margin: 0; font-size: 0.72rem; line-height: 1.55; color: var(--ink-2); }
.card .card-tag { position: absolute; right: 10px; top: 10px; font: 700 0.55rem/1 var(--ui); letter-spacing: 0.12em; color: var(--accent); }
.card .statline { display: flex; gap: 10px; margin-top: 10px; font: 600 0.6rem/1 var(--mono); color: var(--ink-3); }
.card .statline b { color: var(--ink); }
.mode-card { min-height: 176px; display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; }
.mode-card::before {
  content: ""; position: absolute; inset: 0; opacity: 0.9;
  background: linear-gradient(180deg, transparent 20%, rgba(5, 6, 8, 0.88) 78%), var(--mode-art, radial-gradient(ellipse at 30% 20%, #3a1a0c, #0a0c0f 70%));
}
.mode-card > * { position: relative; z-index: 1; }
.mode-card h4 { font-size: 1.12rem; }
.mode-card .mode-meta { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 5px; }
.chip { display: inline-block; padding: 3px 7px; border: 1px solid var(--line); font: 600 0.58rem/1.3 var(--ui); letter-spacing: 0.08em; color: var(--ink-2); }
.chip.hot { border-color: var(--accent); color: var(--accent); }
.slot-row { display: grid; grid-template-columns: 140px 1fr; gap: 14px; align-items: center; padding: 12px 0; border-top: 1px solid var(--line); }
.slot-row > span { font: 600 0.68rem/1.4 var(--ui); letter-spacing: 0.14em; color: var(--ink-2); text-transform: uppercase; }
.slot-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.slot-chip { padding: 7px 11px; border: 1px solid var(--line); background: rgba(255,255,255,.03); font: 600 0.7rem/1 var(--ui); color: var(--ink-2); }
.slot-chip:hover { border-color: var(--line-strong); color: var(--ink); }
.slot-chip.on { border-color: var(--accent); color: var(--accent); background: rgba(255,90,31,.08); }
.slot-chip.locked { opacity: 0.4; cursor: not-allowed; }
.setting-row { display: grid; grid-template-columns: 1fr 320px; gap: 18px; align-items: center; padding: 13px 0; border-top: 1px solid var(--line); }
.setting-row label b { display: block; font: 600 0.82rem/1.4 var(--ui); }
.setting-row label span { display: block; margin-top: 2px; font-size: 0.68rem; color: var(--ink-3); }
.setting-control { display: flex; align-items: center; gap: 10px; justify-content: flex-end; }
.setting-control input[type="range"] { width: 100%; accent-color: var(--accent); }
.setting-control output { min-width: 52px; text-align: right; font: 600 0.72rem/1 var(--mono); color: var(--ink-2); }
.seg { display: inline-flex; border: 1px solid var(--line); }
.seg button { padding: 7px 12px; border: 0; background: transparent; font: 600 0.68rem/1 var(--ui); color: var(--ink-2); }
.seg button.on { background: var(--accent); color: #160b06; }
.switch { width: 42px; height: 22px; border-radius: 999px; border: 1px solid var(--line-strong); background: rgba(255,255,255,.08); position: relative; }
.switch::after { content: ""; position: absolute; left: 3px; top: 2px; width: 16px; height: 16px; border-radius: 50%; background: var(--ink-2); transition: 130ms; }
.switch.on { background: rgba(255, 90, 31, 0.35); border-color: var(--accent); }
.switch.on::after { left: 21px; background: var(--accent); }
.prose { max-width: 860px; font-size: 0.88rem; line-height: 1.8; color: var(--ink-2); }
.prose h3 { color: var(--ink); margin: 22px 0 8px; }
.prose code { font-family: var(--mono); font-size: 0.82em; color: var(--accent-2); }
.prose table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 0.78rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 7px 10px; text-align: left; }
.prose th { background: rgba(255,255,255,.04); color: var(--ink); }
.attach-list { display: flex; flex-direction: column; gap: 6px; }
.attach-option { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 9px 12px; border: 1px solid var(--line); background: rgba(255,255,255,.025); }
.attach-option.on { border-color: var(--accent); background: rgba(255,90,31,.08); }
.attach-option .a-name { font-size: 0.78rem; }
.attach-option .a-desc { font-size: 0.64rem; color: var(--ink-3); }
.attach-option .a-eff { font: 600 0.62rem/1 var(--mono); color: var(--green); }

.fps-meter { position: absolute; right: 10px; bottom: 6px; z-index: 45; font: 600 0.62rem/1 var(--mono); color: rgba(255,255,255,.55); background: rgba(0,0,0,.4); padding: 4px 7px; }
.fps-meter b { color: var(--green); }
.boot-error { border-color: var(--red) !important; }

/* 屏幕特效 */
.shake { animation: shake 160ms ease-out; }
@keyframes shake { 0% { transform: translate(0,0); } 30% { transform: translate(-3px,2px); } 60% { transform: translate(3px,-2px); } 100% { transform: none; } }
.fade-in { animation: fadeIn 240ms ease-out both; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* 响应式 */
@media (max-width: 1080px) {
  .menu-panel { position: relative; right: auto; top: auto; transform: none; width: min(680px, 94vw); margin: 0 auto; }
  .menu-screen { overflow: auto; }
  .menu-nav { margin: 18px 0; }
  .menu-footer { margin-top: 16px; }
  .panel-body { margin-bottom: 40px; }
}
@media (max-width: 760px) {
  .minimap-wrap, #minimap { width: 128px; height: 128px; }
  .compass { width: 170px; }
  .health-block { width: 180px; }
  .weapon-block { min-width: 176px; padding: 8px 10px; }
  .ammo-row b { font-size: 1.9rem; }
  .hud-top-right { max-width: 54vw; }
  .killfeed { min-width: 0; }
  .kill-row { font-size: 0.62rem; padding: 3px 7px; }
  .equipment { display: none; }
  .match-state { display: none; }
  .streaks { display: none; }
  .menu-panel { display: none; }
  .menu-nav { width: 100%; }
  .nav-item { padding: 10px 12px; }
  .nav-label { font-size: 1.1rem; }
  .menu-footer span:first-child { display: none; }
  .grid.cols-3, .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .setting-row { grid-template-columns: 1fr; gap: 8px; }
  .sb-teams { grid-template-columns: 1fr; }
  .pause-actions { grid-template-columns: 1fr; }
  .pause-actions .btn:first-child { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}