:root {
    --bg: #0a0d12;
    --bg2: #0f141c;
    --accent: #ff3b3b;
    --accent2: #ff7a00;
    --text: #e9eef5;
    --muted: #8792a3;
    --line: #1b2230;
    --ok: #20d080;
    --blue: #4f8cff;
    --gold: #ffd400;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow: hidden;
}

.bg-grid {
    position: fixed; inset: 0; z-index: 0;
    background:
        radial-gradient(circle at 50% 10%, rgba(255,59,59,.18), transparent 60%),
        radial-gradient(circle at 80% 80%, rgba(79,140,255,.12), transparent 50%),
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px) 0 0 / 40px 40px,
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px) 0 0 / 40px 40px,
        var(--bg);
    pointer-events: none;
}

.home-wrap {
    position: relative; z-index: 1;
    max-width: 600px; margin: 0 auto;
    min-height: 100%; padding: 48px 24px;
    display: flex; flex-direction: column; gap: 28px;
}

.brand h1 {
    font-size: 64px; margin: 0;
    letter-spacing: 4px; font-weight: 900;
    background: linear-gradient(90deg, #fff, #ff3b3b 60%, #ff7a00);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand h1 span { font-size: 40px; margin-left: 12px; color: var(--accent); }
.brand .tag { color: var(--muted); margin: 4px 0 0; letter-spacing: 1px; text-transform: uppercase; font-size: 12px; }

.card {
    background: linear-gradient(180deg, var(--bg2), #0b1018);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 20px 50px rgba(0,0,0,.4);
}
.card label { display:block; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing:1px; margin: 14px 0 6px; }
.card input[type=text] {
    width: 100%; padding: 12px 14px;
    background: #0a0f17; border: 1px solid var(--line);
    color: var(--text); border-radius: 8px; font-size: 16px;
    outline: none; transition: border-color .15s;
    font-family: inherit;
}
.card input:focus { border-color: var(--accent); }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 12px 20px; font-size: 15px; font-weight: 600;
    background: #141b26; color: var(--text);
    border: 1px solid var(--line); border-radius: 8px;
    cursor: pointer; transition: transform .08s, background .15s, border-color .15s;
    font-family: inherit; letter-spacing: .5px;
}
.btn:hover:not(:disabled) { background: #1b2330; border-color: #2a3446; }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.primary {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border-color: transparent; color: #fff;
}
.btn.primary:hover:not(:disabled) { filter: brightness(1.1); }
.btn.small { padding: 10px 14px; font-size: 13px; }

.btn-row { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.btn-row .btn { flex: 1; min-width: 140px; }

.mode-tabs { display:flex; gap:6px; margin-top:18px; padding:6px; background:#0a0f17; border:1px solid var(--line); border-radius:10px; }
.mode-tab { flex:1; padding:10px 14px; background:transparent; border:none; color:var(--muted); cursor:pointer; border-radius:6px; font-weight:700; letter-spacing:1px; text-transform:uppercase; font-size:12px; transition:.15s; font-family:inherit; }
.mode-tab:hover { color:var(--text); }
.mode-tab.active { background:linear-gradient(135deg, var(--accent), var(--accent2)); color:#fff; }

.join-panel { margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--line); }
.join-panel.hidden { display: none; }

.setting-row { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:6px 0; }
.setting-row label { margin:0; flex:1; color: var(--text); text-transform:none; letter-spacing:0; font-size:14px; }
.setting-row input[type=range] { flex:1.2; accent-color: var(--accent); }
.setting-row input[type=color] { width:48px; height:32px; background:transparent; border:1px solid var(--line); border-radius:6px; cursor:pointer; padding:2px; }
.setting-row input[type=checkbox] { width:18px; height:18px; accent-color: var(--accent); }
.setting-row select { background:#0a0f17; border:1px solid var(--line); color:var(--text); padding:8px 12px; border-radius:6px; }

.ch-preview-wrap {
    display:flex; justify-content:center; align-items:center;
    height: 120px; background: radial-gradient(circle at center, #1e2a3a 0%, #080b12 70%);
    border-radius: 8px; margin: 8px 0 14px; border: 1px solid var(--line);
    position: relative;
}
.ch-preview { position: relative; width: 100%; height: 100%; }

.err { color: var(--accent); min-height: 18px; margin: 10px 0 0; font-size: 14px; }
.foot { color: var(--muted); font-size: 12px; text-align:center; margin-top: auto; }

.copy-row { display: flex; gap: 8px; }
.copy-row input { flex: 1; }

.lobby-meta { display:flex; gap:8px; margin-bottom:10px; flex-wrap:wrap; }
.lobby-meta > div {
    flex:1; min-width:120px; padding:10px 12px;
    background:#0a0f17; border:1px solid var(--line); border-radius:8px;
    display:flex; flex-direction:column; gap:2px;
}
.lobby-meta em { font-style:normal; color:var(--muted); font-size:11px; letter-spacing:1px; text-transform:uppercase; }
.lobby-meta span { font-weight:800; font-size:18px; color:var(--text); }

.player-list { list-style:none; padding:0; margin:8px 0 0; display:flex; flex-direction:column; gap:6px; }
.player-row {
    display:flex; align-items:center; gap:10px;
    padding:10px 12px; background:#0a0f17; border:1px solid var(--line); border-radius:8px;
}
.player-row.me { border-color:var(--accent); }
.player-row .prole {
    font-size:10px; letter-spacing:1px; text-transform:uppercase;
    padding:4px 8px; border-radius:4px;
    background:#1f2a3a; color:var(--muted);
}
.player-row .prole.host { background:linear-gradient(135deg,var(--accent),var(--accent2)); color:#fff; }
.player-row .pname { flex:1; font-weight:700; }
.player-row .pname em { font-style:normal; color:var(--muted); font-weight:400; font-size:12px; }
.player-row .pdot { width:10px; height:10px; border-radius:50%; background:var(--ok); box-shadow:0 0 10px var(--ok); }
.player-row .pstat { color:var(--muted); font-size:13px; }

body.game { background: #000; }
#canvasHost { position: fixed; inset: 0; }
#canvasHost canvas { display: block; width: 100vw; height: 100vh; }

#hud { position: fixed; inset: 0; pointer-events: none; z-index: 10; color: #fff; text-shadow: 0 2px 6px rgba(0,0,0,.8); }

#hud .topbar {
    position: absolute; top: 16px; left: 50%; transform: translateX(-50%);
    display: flex; align-items: stretch; gap: 12px;
}
#hud .leaderboard {
    background: rgba(10,13,18,.65); border:1px solid rgba(255,255,255,.08);
    border-radius: 10px; padding: 8px 12px; min-width: 220px;
    backdrop-filter: blur(8px);
    display:flex; flex-direction:column; gap:3px;
}
.lb-row { display:flex; align-items:center; gap:10px; font-size:13px; padding:2px 0; }
.lb-row .lb-rank { width:18px; color:var(--muted); font-weight:700; text-align:right; }
.lb-row .lb-name { flex:1; font-weight:600; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.lb-row b { color:var(--accent); font-size:16px; min-width:24px; text-align:right; }
.lb-row.me { color:#fff; }
.lb-row.me .lb-name { color:var(--gold); }
.lb-row.me b { color:var(--gold); }

#hud .match-info {
    background: rgba(10,13,18,.65); border:1px solid rgba(255,255,255,.08);
    border-radius: 10px; padding: 10px 16px; backdrop-filter: blur(8px);
    display:flex; flex-direction:column; align-items:center; gap:2px;
}
.match-info .kl-label { color:var(--muted); font-size:10px; letter-spacing:2px; }
.match-info b { font-size: 28px; color: var(--accent); line-height:1; }

#crosshair {
    position: absolute; left: 50%; top: 50%;
    transform: translate(-50%,-50%);
    --ch-color: #ffffff;
    --ch-size: 14px;
    --ch-thick: 2px;
    --ch-gap: 4px;
    width: 0; height: 0;
    pointer-events: none;
}
#crosshair .ch-dot {
    position: absolute; left: 50%; top: 50%;
    width: var(--ch-thick); height: var(--ch-thick);
    background: var(--ch-color);
    transform: translate(-50%,-50%);
    box-shadow: 0 0 0 1px rgba(0,0,0,.7);
    border-radius: 50%;
}
#crosshair .ch-line {
    position: absolute;
    background: var(--ch-color);
    box-shadow: 0 0 0 1px rgba(0,0,0,.7);
}
#crosshair .ch-l, #crosshair .ch-r {
    top: 50%; width: var(--ch-size); height: var(--ch-thick);
    transform: translateY(-50%);
}
#crosshair .ch-l { right: calc(50% + var(--ch-gap)); }
#crosshair .ch-r { left:  calc(50% + var(--ch-gap)); }
#crosshair .ch-t, #crosshair .ch-b {
    left: 50%; width: var(--ch-thick); height: var(--ch-size);
    transform: translateX(-50%);
}
#crosshair .ch-t { bottom: calc(50% + var(--ch-gap)); }
#crosshair .ch-b { top:    calc(50% + var(--ch-gap)); }
#crosshair.no-outline .ch-line, #crosshair.no-outline .ch-dot { box-shadow: none; }
#crosshair.no-dot .ch-dot { display: none; }

#hitmark {
    position: absolute; left: 50%; top: 50%; width: 24px; height: 24px;
    transform: translate(-50%,-50%) rotate(45deg);
    opacity: 0; transition: opacity .12s;
}
#hitmark::before, #hitmark::after {
    content:""; position:absolute; background: var(--accent);
}
#hitmark::before { left: 11px; top: 0; width: 2px; height: 24px; }
#hitmark::after  { left: 0; top: 11px; width: 24px; height: 2px; }
#hitmark.show { opacity: 1; }
#hitmark.headshot::before, #hitmark.headshot::after { background: #ffd400; box-shadow: 0 0 10px #ffd400; }

#scopeOverlay { position: absolute; inset: 0; pointer-events: none; }
#scopeOverlay.hidden { display: none; }
#scopeOverlay .scope-circle {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
    width: 92vh; height: 92vh; border-radius: 50%;
    box-shadow: 0 0 0 200vmax #000;
    border: 3px solid #000;
    background: radial-gradient(circle at center, transparent 60%, rgba(0,0,0,.35) 100%);
}
#scopeOverlay .scope-vline {
    position: absolute; left: 50%; top: 4%; bottom: 4%; width: 1px;
    background: rgba(0,0,0,.85); transform: translateX(-50%);
}
#scopeOverlay .scope-hline {
    position: absolute; top: 50%; left: 4%; right: 4%; height: 1px;
    background: rgba(0,0,0,.85); transform: translateY(-50%);
}
#scopeOverlay .scope-center {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
    width: 8px; height: 8px; border: 1px solid #ff2020;
    background: transparent;
}
#scopeOverlay .scope-vignette {
    position: absolute; inset: 0; pointer-events: none;
    background: radial-gradient(circle at center, transparent 35%, rgba(0,0,0,.55) 70%);
}

#protectionBadge {
    position: absolute; top: 90px; left: 50%; transform: translateX(-50%);
    padding: 6px 14px; background: rgba(60,180,255,0.18);
    border: 1px solid rgba(120,200,255,0.55);
    color: #cfeaff; letter-spacing: 2px; font-size: 13px; border-radius: 6px;
    text-transform: uppercase;
}
#protectionBadge b { color: #fff; margin: 0 4px; }
#protectionBadge.hidden { display: none; }

#health { position: absolute; bottom: 24px; left: 24px; font-size: 14px; letter-spacing:1px; color: var(--muted); }
#health b { color: #fff; font-size: 32px; margin-left: 6px; }
#ammo  { position: absolute; bottom: 24px; right: 24px; font-size: 14px; letter-spacing:1px; color: var(--muted); text-align: right; }
#ammo b { color: #fff; font-size: 32px; margin-right: 4px; }

#flashIndicator {
    position: absolute; bottom: 70px; right: 24px;
    font-size: 12px; letter-spacing:2px; color: var(--muted);
    background: rgba(10,13,18,.6); padding:6px 12px; border-radius:6px;
    border:1px solid rgba(255,255,255,.08);
}
#flashIndicator b { color: var(--ok); font-size: 14px; margin-left: 6px; }

#killfeed {
    position: absolute; top: 100px; right: 24px;
    display: flex; flex-direction: column; gap: 4px;
    max-width: 360px;
}
.kf-row {
    background: rgba(10,13,18,.7); padding: 6px 10px;
    border-radius: 6px; border-left: 3px solid var(--muted);
    display:flex; align-items:center; gap:8px;
    font-size:13px; font-weight:600;
    animation: kfIn .25s ease-out;
    backdrop-filter: blur(6px);
}
.kf-row.me { border-left-color: var(--gold); background: rgba(60,40,10,.7); }
.kf-row .kf-s { color: #fff; }
.kf-row .kf-w { color: var(--accent); font-size: 16px; }
.kf-row .kf-t { color: var(--muted); }
@keyframes kfIn { from { opacity:0; transform:translateX(40px); } to { opacity:1; transform:none; } }

#center-msg {
    position: absolute; left: 50%; top: 40%; transform: translate(-50%,-50%);
    font-size: 36px; font-weight: 900; letter-spacing: 4px; text-transform: uppercase;
    opacity: 0; transition: opacity .2s;
    text-shadow: 0 0 20px rgba(255,59,59,.6), 0 4px 12px rgba(0,0,0,.8);
    pointer-events: none;
}
#center-msg.show { opacity: 1; }

#scoreboard {
    position: fixed; inset: 0; z-index: 70;
    display: flex; align-items: center; justify-content: center;
    background: rgba(5,8,14,.7); backdrop-filter: blur(8px);
    pointer-events: none;
}
#scoreboard.hidden { display: none; }
.sb-card {
    background: linear-gradient(180deg, #11192a, #060a13);
    border: 1px solid #283143; border-radius: 14px;
    box-shadow: 0 30px 80px rgba(0,0,0,.6), 0 0 60px rgba(255,59,59,.15);
    padding: 24px; min-width: 760px; max-width: 90vw;
    animation: sbIn .15s ease-out;
}
@keyframes sbIn { from { opacity:0; transform:scale(.96); } to { opacity:1; transform:none; } }
.sb-head { display:flex; justify-content:space-between; align-items:center; margin-bottom:14px; }
.sb-head h2 { margin:0; letter-spacing:4px; font-size:24px;
    background:linear-gradient(90deg,#fff,var(--accent)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.sb-head span { color: var(--muted); letter-spacing:2px; font-size:13px; }
.sb-table { width:100%; border-collapse:collapse; }
.sb-table th, .sb-table td { padding: 10px 12px; text-align:left; border-bottom: 1px solid #1c2638; }
.sb-table th { color: var(--muted); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; font-weight:600; }
.sb-table td { font-size: 14px; }
.sb-table td.rank { color: var(--muted); width: 40px; }
.sb-table td.name { font-weight: 700; }
.sb-table td.name em { font-style:normal; color:var(--muted); font-weight:400; font-size:12px; }
.sb-table tr.me td { background: rgba(255,212,0,.08); color: var(--gold); }
.sb-table tr.me td.name { color: var(--gold); }
.sb-table tr.dead td { opacity: .5; }
.sb-hint { color: var(--muted); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; text-align: center; margin: 14px 0 0; }

.overlay {
    position: fixed; inset: 0; background: rgba(5,8,14,.85);
    display: flex; align-items: center; justify-content: center;
    z-index: 100; backdrop-filter: blur(6px);
}
.overlay.hidden { display: none; }
.overlay .card { min-width: 380px; max-width: 540px; text-align: center; }
.overlay h2 { margin: 0 0 8px; font-size: 36px; letter-spacing: 3px;
    background: linear-gradient(90deg, #fff, var(--accent));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.overlay p { color: var(--muted); }
.overlay .player-list { text-align: left; max-height: 260px; overflow-y: auto; }