:root {
  --bg: #0b0f15;
  --panel: rgba(20, 26, 35, 0.88);
  --line: #273244;
  --text: #e8edf3;
  --muted: #8b98aa;
  --accent: #ff8a1f;
  --accent2: #ffc21a;
  --danger: #ff4d4d;
  --ok: #3ddc84;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); font-family: Inter, 'Segoe UI', system-ui, sans-serif; overflow: hidden; }
.hidden { display: none !important; }
#game { position: fixed; inset: 0; width: 100%; height: 100%; display: block; }

/* ---------- menüler ---------- */
#ui {
  position: fixed; inset: 0; overflow-y: auto; z-index: 2;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(255, 138, 31, 0.18), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(29, 111, 224, 0.16), transparent 60%),
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.015) 0 2px, transparent 2px 14px),
    var(--bg);
}
.screen { max-width: 1120px; margin: 0 auto; padding: 28px 20px 40px; }
.brand { text-align: center; margin: 6px 0 22px; }
.brand h1 {
  font-family: 'Russo One', Inter, sans-serif; font-size: clamp(44px, 8vw, 78px); margin: 0; letter-spacing: 2px; line-height: 1;
  background: linear-gradient(180deg, #ffd25a, #ff7a18); -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 4px 18px rgba(255, 122, 24, 0.35));
}
.brand h1 span { color: #fff; -webkit-text-fill-color: #fff; margin-left: 14px; }
.brand p { color: var(--muted); margin: 8px 0 0; }
h2 { font-family: 'Russo One', Inter, sans-serif; font-weight: 400; margin: 0; letter-spacing: 0.5px; }
h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 1.2px; color: var(--muted); margin: 18px 0 10px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 20px; backdrop-filter: blur(6px); }
.panel h3:first-child { margin-top: 0; }
.menu-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 18px; }
.lobby-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
@media (max-width: 860px) { .menu-grid, .lobby-grid { grid-template-columns: 1fr; } }

.btn {
  background: #1d2532; color: var(--text); border: 1px solid #33415a; border-radius: 11px; padding: 11px 16px;
  font: 700 15px Inter, sans-serif; cursor: pointer; transition: transform 0.08s, background 0.15s, border-color 0.15s;
}
.btn:hover { background: #253042; border-color: #46597a; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.primary { background: linear-gradient(180deg, #ffb21a, #ff7a18); border-color: #ff9a2a; color: #1d1204; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.big { width: 100%; font-size: 19px; padding: 16px; margin-bottom: 10px; }
.btn.small { padding: 5px 10px; font-size: 12px; }
.btn.danger { border-color: #6a2a2a; color: #ffb3b3; }

input, select {
  background: #0e131a; color: var(--text); border: 1px solid #2f3b4f; border-radius: 9px; padding: 10px 12px;
  font: 500 15px Inter, sans-serif; outline: none; width: 100%;
}
input:focus, select:focus { border-color: var(--accent); }
input[type='range'] { padding: 0; accent-color: var(--accent); }
input[type='checkbox'] { width: auto; accent-color: var(--accent); }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); font-weight: 600; }
.check { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.row { display: flex; gap: 8px; margin: 6px 0 4px; }
.row input { text-transform: uppercase; letter-spacing: 3px; font-weight: 800; }
.hint { color: var(--muted); font-size: 13px; margin: 8px 0 0; }

.cars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.car-card {
  background: #121821; border: 2px solid #253044; border-radius: 12px; padding: 8px; cursor: pointer; text-align: center;
  color: var(--text); font: inherit; transition: border-color 0.15s, transform 0.1s;
}
.car-card:hover { border-color: #3d4f6e; }
.car-card.sel { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255, 138, 31, 0.18); }
.car-card canvas { width: 72px; height: 96px; display: block; margin: 0 auto; }
.car-card b { display: block; font-size: 15px; margin-top: 2px; }
.car-card em { display: block; font-style: normal; font-size: 11px; color: var(--muted); min-height: 28px; }
.stat { display: grid; grid-template-columns: 52px 1fr; align-items: center; gap: 6px; font-size: 10px; color: var(--muted); text-align: left; margin-top: 3px; }
.stat .bar { height: 5px; background: #263043; border-radius: 3px; overflow: hidden; }
.stat .bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.colors { display: flex; gap: 10px; flex-wrap: wrap; }
.colors button { width: 34px; height: 34px; border-radius: 50%; border: 3px solid transparent; cursor: pointer; box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.25); }
.colors button.sel { border-color: #fff; transform: scale(1.1); }

.help ul { margin: 0; padding-left: 0; list-style: none; font-size: 14px; line-height: 1.9; color: #c8d1dd; }
kbd { background: #222c3b; border: 1px solid #3a4860; border-bottom-width: 3px; border-radius: 6px; padding: 1px 7px; font: 700 12px Inter, sans-serif; margin-right: 3px; }
.opts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 14px; font-size: 13px; color: var(--muted); }
.opts label { display: flex; flex-direction: column; gap: 6px; }
.conn { margin-top: 14px; font-size: 13px; color: var(--muted); }
.conn.ok { color: var(--ok); }
.conn.bad { color: var(--danger); }

.bar-top { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; margin-bottom: 18px; }
.bar-top h2 { text-align: center; font-size: 28px; }
.code-box { background: #121821; border: 1px solid var(--line); border-radius: 12px; padding: 8px 12px; font-size: 12px; color: var(--muted); display: flex; gap: 10px; align-items: center; }
.code-box b { font: 400 24px 'Russo One', Inter, sans-serif; letter-spacing: 4px; color: var(--accent2); }

.room-row { display: grid; grid-template-columns: 1fr auto auto auto auto; gap: 14px; align-items: center; padding: 12px 10px; border-bottom: 1px solid var(--line); }
.room-row:last-child { border-bottom: 0; }
.room-row .nm { font-weight: 800; font-size: 16px; }
.room-row .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.badge { font-size: 11px; font-weight: 800; padding: 4px 8px; border-radius: 20px; background: #1e2a3b; color: #9fb3cc; white-space: nowrap; }
.badge.live { background: #3a1d12; color: #ffb27a; }
.badge.quick { background: #3b3010; color: #ffd25a; }
.empty { text-align: center; color: var(--muted); padding: 30px 10px; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid .btn.big, .form-grid .hint, .form-grid .check { grid-column: 1 / -1; }
.form-grid.compact { gap: 10px; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }

.players { list-style: none; margin: 0 0 14px; padding: 0; }
.players li { display: flex; align-items: center; gap: 10px; padding: 8px 6px; border-bottom: 1px solid var(--line); }
.players li canvas { width: 30px; height: 40px; }
.players li .pn { flex: 1; font-weight: 700; }
.players li .tag { font-size: 11px; color: var(--muted); margin-left: 6px; font-weight: 600; }
.status { color: var(--accent2); font-weight: 700; min-height: 22px; margin-bottom: 10px; }

.guide { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px; }
.guide > div { display: grid; grid-template-columns: 40px 1fr; gap: 10px; background: #121821; border: 1px solid #222d3e; border-left: 3px solid var(--c); border-radius: 10px; padding: 9px; }
.guide .ic { font-size: 26px; text-align: center; line-height: 40px; }
.guide b { font-size: 14px; }
.guide small { display: block; font-size: 10px; text-transform: uppercase; letter-spacing: 1px; color: var(--c); font-weight: 800; }
.guide p { margin: 3px 0 0; font-size: 12px; color: #aab6c6; line-height: 1.4; }

/* ---------- HUD ---------- */
#hud { position: fixed; inset: 0; pointer-events: none; z-index: 3; font-family: Inter, sans-serif; text-shadow: 0 2px 6px rgba(0, 0, 0, 0.7); }
.hud-tl { position: absolute; left: 18px; top: 14px; }
#hPos { font: 400 52px 'Russo One', Inter, sans-serif; color: #fff; line-height: 1; }
#hLap { font: 800 16px Inter, sans-serif; color: var(--accent2); margin-top: 4px; letter-spacing: 1px; }
#hTime { font: 700 18px ui-monospace, Consolas, monospace; color: #e7edf5; }
#hBoard { list-style: none; padding: 0; margin: 12px 0 0; background: rgba(10, 14, 20, 0.55); border-radius: 10px; padding: 6px 8px; min-width: 170px; text-shadow: none; }
#hBoard li { display: flex; gap: 7px; align-items: center; font-size: 13px; padding: 2px 0; color: #cfd8e3; }
#hBoard li.me { color: #fff; font-weight: 800; }
#hBoard li b { width: 16px; text-align: right; color: var(--muted); }
#hBoard li i { width: 9px; height: 9px; border-radius: 50%; border: 1px solid rgba(0, 0, 0, 0.6); }
.hud-tr { position: absolute; right: 16px; top: 14px; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
#hMini { background: rgba(10, 14, 20, 0.5); border-radius: 10px; padding: 6px; box-sizing: content-box; }
#hFeed { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
#hFeed div { background: rgba(10, 14, 20, 0.7); padding: 5px 10px; border-radius: 8px; font-size: 13px; font-weight: 600; transition: opacity 0.6s; text-shadow: none; }
#hFeed div.fade { opacity: 0; }
#hWarn { position: absolute; top: 18px; left: 50%; transform: translateX(-50%); background: rgba(200, 20, 20, 0.85); color: #fff; font: 800 18px Inter, sans-serif; padding: 8px 18px; border-radius: 10px; animation: blink 0.4s infinite alternate; }
@keyframes blink { to { background: rgba(255, 70, 70, 0.95); } }
#hCount { position: absolute; top: 34%; left: 0; right: 0; text-align: center; font: 400 120px 'Russo One', Inter, sans-serif; color: #fff; text-shadow: 0 6px 30px rgba(255, 122, 24, 0.6), 0 3px 0 #000; }
#hBanner { position: absolute; top: 18%; left: 50%; transform: translateX(-50%); background: rgba(10, 14, 20, 0.8); border: 1px solid var(--line); padding: 12px 22px; border-radius: 12px; font: 800 20px Inter, sans-serif; white-space: nowrap; }
.hud-bc { position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%); text-align: center; }
#hItem {
  --ic: #4a7dff; width: 92px; height: 92px; border-radius: 18px; margin: 0 auto; position: relative;
  background: rgba(10, 14, 20, 0.65); border: 3px solid rgba(255, 255, 255, 0.18); display: flex; align-items: center; justify-content: center;
}
#hItem.ready { border-color: var(--ic); box-shadow: 0 0 22px var(--ic), inset 0 0 18px rgba(255, 255, 255, 0.08); animation: pulse 1s infinite alternate; }
#hItem.rolling { border-color: #fff; }
@keyframes pulse { to { transform: scale(1.05); } }
#hItemIcon { font-size: 48px; text-shadow: none; }
#hItemUses { position: absolute; right: 6px; bottom: 2px; font: 800 18px Inter, sans-serif; }
#hItemName { margin-top: 6px; font-weight: 800; font-size: 14px; }
.hud-bc .key { position: absolute; left: -14px; top: -10px; background: #fff; color: #111; font: 800 13px Inter, sans-serif; width: 26px; height: 26px; border-radius: 7px; line-height: 26px; text-shadow: none; }
.hud-br { position: absolute; right: 22px; bottom: 18px; text-align: right; }
#hSpeed { font: 400 54px 'Russo One', Inter, sans-serif; }
.hud-br small { font-size: 12px; color: var(--muted); margin-left: 4px; font-weight: 700; letter-spacing: 1px; }
.drift { width: 170px; height: 8px; background: rgba(255, 255, 255, 0.14); border-radius: 4px; overflow: hidden; margin: 4px 0 2px auto; }
.drift i { display: block; height: 100%; width: 0; background: #7f8ea3; }
.drift i.lv1 { background: #39d5ff; }
.drift i.lv2 { background: linear-gradient(90deg, #ff8a1f, #ffd21a); }

/* ---------- katmanlar ---------- */
.overlay { position: fixed; inset: 0; background: rgba(4, 7, 11, 0.6); display: flex; align-items: center; justify-content: center; z-index: 5; }
.modal-box { width: min(420px, calc(100vw - 32px)); display: flex; flex-direction: column; gap: 12px; }
.modal-box.wide { width: min(560px, calc(100vw - 32px)); }
.modal-box h2 { text-align: center; margin-bottom: 4px; }
#r-table { width: 100%; border-collapse: collapse; }
#r-table td { padding: 8px 6px; border-bottom: 1px solid var(--line); font-size: 15px; }
#r-table td:first-child { font: 400 22px 'Russo One', Inter, sans-serif; width: 44px; color: var(--accent2); }
#r-table td:last-child { text-align: right; font-family: ui-monospace, Consolas, monospace; }
#r-table tr.me td { background: rgba(255, 138, 31, 0.12); font-weight: 800; }
#r-table .dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 8px; }
#r-table .bot { font-size: 10px; color: var(--muted); border: 1px solid #3a4860; border-radius: 4px; padding: 0 4px; margin-left: 6px; }
#toasts { position: fixed; top: 84px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 6px; z-index: 6; pointer-events: none; }
.toast { background: rgba(14, 19, 26, 0.92); border: 1px solid var(--line); padding: 9px 16px; border-radius: 10px; font-weight: 700; font-size: 14px; transition: opacity 0.4s, transform 0.4s; }
.toast.out { opacity: 0; transform: translateY(-8px); }