/* DUOSTRIKE — flat, high-contrast, readable at a glance. */

:root {
  --bg: #0d1016;
  --panel: #161b25;
  --panel-2: #1e2531;
  --line: #2b3444;
  --ink: #e8edf5;
  --dim: #8894a8;
  --accent: #ff8c1a;
  --accent-2: #38d9c0;
  --danger: #ef4b4b;
  --good: #5fd35f;
  --shadow: 0 10px 40px rgba(0, 0, 0, .55);
  --f: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f);
  -webkit-font-smoothing: antialiased;
}

body { cursor: default; }
body.locked { cursor: none; }

#gl { position: fixed; inset: 0; width: 100%; height: 100%; display: block; }

.hidden { display: none !important; }
kbd {
  display: inline-block; min-width: 1.5em; padding: .1em .4em;
  border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px;
  background: #0b0e14; font: 600 .85em var(--f); text-align: center;
}

/* ============================== SCREENS ============================== */
#screens { position: fixed; inset: 0; pointer-events: none; }

.screen {
  position: absolute; inset: 0; display: none;
  place-items: center; padding: 24px;
  background: radial-gradient(120% 120% at 50% 0%, #131a26 0%, #080a0f 100%);
  pointer-events: auto; overflow-y: auto;
}
.screen.on { display: grid; }
.screen.soft { background: rgba(6, 8, 12, .72); backdrop-filter: blur(3px); }

.panel {
  width: min(440px, 100%); background: var(--panel);
  border: 1px solid var(--line); border-radius: 14px;
  padding: 26px 26px 22px; box-shadow: var(--shadow);
}
.panel.wide { width: min(680px, 100%); }
.panel.talk { width: min(560px, 100%); }

h1 {
  font-size: 44px; letter-spacing: 6px; font-weight: 800;
  text-align: center; margin-bottom: 6px;
}
h1 span { color: var(--accent); }
h2 { font-size: 24px; letter-spacing: 2px; margin-bottom: 10px; }
h3 { font-size: 19px; margin-bottom: 8px; }
h3 small { color: var(--dim); font-weight: 400; font-size: 13px; letter-spacing: 0; }

.tag { color: var(--dim); font-size: 14px; line-height: 1.5; margin-bottom: 16px; }
.tag.small { font-size: 12.5px; margin: 10px 0 0; }
.error { color: var(--danger); font-size: 13.5px; min-height: 18px; margin-top: 10px; }

.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: 12px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--dim); margin-bottom: 6px; }
.field.check { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--dim); }
.field.check span { text-transform: none; letter-spacing: 0; font-size: 14px; }

input[type=text], input:not([type]) {
  width: 100%; padding: 11px 13px; font: 500 15px var(--f);
  color: var(--ink); background: #0b0e14;
  border: 1px solid var(--line); border-radius: 8px; outline: none;
}
input:focus { border-color: var(--accent); }

input[type=range] {
  width: 100%; height: 4px; -webkit-appearance: none; appearance: none;
  background: var(--line); border-radius: 4px; outline: none;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent); cursor: pointer;
}
input[type=range]::-moz-range-thumb {
  width: 16px; height: 16px; border: 0; border-radius: 50%; background: var(--accent); cursor: pointer;
}

button {
  padding: 11px 18px; font: 700 14px var(--f); letter-spacing: 1px; text-transform: uppercase;
  color: var(--ink); background: var(--panel-2);
  border: 1px solid var(--line); border-radius: 8px; cursor: pointer;
  transition: background .12s, border-color .12s, transform .06s;
}
button:hover:not(:disabled) { background: #27303f; border-color: #3b475b; }
button:active:not(:disabled) { transform: translateY(1px); }
button:disabled { opacity: .4; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: #1a0f00; }
button.primary:hover:not(:disabled) { background: #ffa040; border-color: #ffa040; }
button.ghost { background: transparent; }
button.small { padding: 7px 12px; font-size: 12px; }

.row { display: flex; gap: 10px; margin-top: 6px; }
.row > button { flex: 1; }
.row.join { align-items: stretch; }
.row.join input {
  flex: 1; text-transform: uppercase; letter-spacing: 6px;
  font-weight: 700; text-align: center; font-size: 18px;
}
.row.join button { flex: 0 0 auto; }

.divider { display: flex; align-items: center; gap: 12px; margin: 18px 0; color: var(--dim); font-size: 12px; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.help { margin-top: 20px; border-top: 1px solid var(--line); padding-top: 14px; }
.help summary { cursor: pointer; font-size: 13px; color: var(--dim); letter-spacing: .5px; }
.help ul { list-style: none; margin-top: 10px; display: grid; gap: 6px; }
.help li { font-size: 13px; color: var(--dim); }
.help b { color: var(--ink); }

/* ---------- lobby ---------- */
#roomCode {
  font-size: 44px; font-weight: 800; letter-spacing: 12px; text-align: center;
  color: var(--accent-2); background: #0b0e14; border: 1px dashed var(--line);
  border-radius: 10px; padding: 14px 0 14px 12px; margin-bottom: 10px;
}
#copyBtn { width: 100%; margin-bottom: 18px; }

#slots { display: grid; gap: 8px; margin-bottom: 18px; }
.slot {
  display: flex; justify-content: space-between; align-items: center;
  padding: 13px 15px; border: 1px solid var(--line); border-radius: 9px;
  background: var(--panel-2); font-size: 15px; font-weight: 600;
}
.slot.empty { color: var(--dim); font-weight: 400; border-style: dashed; background: transparent; }
.slot .state { font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--dim); }
.slot.ready { border-color: var(--good); }
.slot.ready .state { color: var(--good); }
.slot.me { box-shadow: inset 3px 0 0 var(--accent); }

/* ---------- shop ---------- */
#shopGrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; margin: 14px 0 18px; }
.sw {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 9px; background: var(--panel-2);
  cursor: pointer; font-size: 13.5px; text-align: left;
}
.sw:hover { border-color: #3b475b; }
.sw i { width: 20px; height: 20px; border-radius: 5px; flex: 0 0 auto; }
.sw .meta { display: flex; flex-direction: column; line-height: 1.25; }
.sw .cost { font-size: 11.5px; color: var(--dim); }
.sw.owned { border-color: var(--accent-2); }
.sw.owned .cost { color: var(--accent-2); }
.sw.equipped { background: #223038; border-color: var(--accent-2); }
.sw.cant { opacity: .45; cursor: not-allowed; }
.coin { color: var(--accent); }

/* ---------- end screen ---------- */
#endStats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 8px 0 16px; }
.stat { background: var(--panel-2); border: 1px solid var(--line); border-radius: 9px; padding: 12px; text-align: center; }
.stat b { display: block; font-size: 24px; color: var(--accent); }
.stat span { font-size: 11px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--dim); }
#endPlayers { display: grid; gap: 8px; margin-bottom: 18px; }
.eprow { display: flex; justify-content: space-between; padding: 11px 14px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 9px; font-size: 14px; }
.eprow span { color: var(--dim); font-size: 13px; }

/* ============================== HUD ============================== */
#hud { position: fixed; inset: 0; pointer-events: none; user-select: none; font-size: 14px; }

/* crosshair */
#crosshair { position: absolute; left: 50%; top: 50%; width: 0; height: 0; }
#crosshair .ch { position: absolute; background: #fff; box-shadow: 0 0 2px rgba(0,0,0,.9); display: block; }
#crosshair .t, #crosshair .b { width: 2px; height: 7px; left: -1px; }
#crosshair .l, #crosshair .r { width: 7px; height: 2px; top: -1px; }
#crosshair .t { bottom: var(--sp, 6px); }
#crosshair .b { top: var(--sp, 6px); }
#crosshair .l { right: var(--sp, 6px); }
#crosshair .r { left: var(--sp, 6px); }
#crosshair .dot { width: 2px; height: 2px; left: -1px; top: -1px; opacity: .8; }

#hitmarker {
  position: absolute; left: 50%; top: 50%; width: 22px; height: 22px;
  margin: -11px 0 0 -11px; opacity: 0;
  background:
    linear-gradient(45deg, transparent 44%, #fff 44%, #fff 56%, transparent 56%),
    linear-gradient(-45deg, transparent 44%, #fff 44%, #fff 56%, transparent 56%);
}
#hitmarker.on { opacity: 1; transition: none; }
#hitmarker.kill {
  background:
    linear-gradient(45deg, transparent 44%, var(--danger) 44%, var(--danger) 56%, transparent 56%),
    linear-gradient(-45deg, transparent 44%, var(--danger) 44%, var(--danger) 56%, transparent 56%);
}

/* corners */
#topleft { position: absolute; top: 16px; left: 18px; max-width: 380px; }
#levelName { font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase; color: var(--accent); text-shadow: 0 1px 3px #000; }
#objective { font-size: 17px; font-weight: 700; margin-top: 2px; text-shadow: 0 2px 5px #000; line-height: 1.3; }
#taskList { list-style: none; margin-top: 10px; display: grid; gap: 5px; }
#taskList li {
  font-size: 13px; padding: 5px 9px; border-radius: 6px;
  background: rgba(12, 16, 23, .68); border-left: 3px solid var(--accent-2);
  text-shadow: 0 1px 2px #000;
}
#taskList li.done { border-left-color: var(--good); color: var(--dim); }
#taskList li .sub { display: block; font-size: 11.5px; color: var(--dim); margin-top: 2px; }
#taskList li .ok { color: var(--good); }
#taskList li .wait { color: var(--accent); }

#topright { position: absolute; top: 16px; right: 18px; text-align: right; display: grid; gap: 8px; justify-items: end; }
#waveBox {
  font-size: 15px; font-weight: 700; padding: 6px 11px; border-radius: 7px;
  background: rgba(12, 16, 23, .68); border-right: 3px solid var(--danger); text-shadow: 0 1px 2px #000;
}
#waveBox small { display: block; font-size: 11px; color: var(--dim); font-weight: 400; }
#partnerBox {
  padding: 7px 11px; border-radius: 7px; background: rgba(12, 16, 23, .68);
  min-width: 150px; text-align: left; text-shadow: 0 1px 2px #000;
}
#partnerBox .pname { font-size: 12.5px; font-weight: 700; display: flex; justify-content: space-between; gap: 10px; }
#partnerBox .pname em { font-style: normal; color: var(--dim); font-weight: 400; }
#partnerBox .pbar { height: 4px; background: #2a2f3a; border-radius: 3px; margin-top: 5px; overflow: hidden; }
#partnerBox .pbar i { display: block; height: 100%; background: var(--accent-2); transition: width .15s; }
#partnerBox.down .pbar i { background: var(--danger); }
#coinBox { font-size: 15px; font-weight: 700; text-shadow: 0 1px 3px #000; }

#bottomleft { position: absolute; left: 18px; bottom: 16px; }
#healthWrap { display: flex; align-items: center; gap: 10px; }
#healthBar { width: 210px; height: 13px; background: rgba(12, 16, 23, .8); border: 1px solid #2c3444; border-radius: 3px; overflow: hidden; }
#healthFill { display: block; height: 100%; width: 100%; background: var(--good); transition: width .12s linear; }
#healthFill.low { background: var(--danger); }
#healthNum { font-size: 19px; font-weight: 800; text-shadow: 0 2px 4px #000; min-width: 40px; }

#toasts { margin-top: 10px; display: grid; gap: 4px; max-width: 420px; }
.toast {
  font-size: 13px; padding: 5px 10px; border-radius: 6px;
  background: rgba(12, 16, 23, .78); border-left: 3px solid var(--dim);
  animation: toastIn .18s ease-out;
}
.toast.good { border-left-color: var(--good); }
.toast.warn { border-left-color: var(--accent); }
.toast.bad { border-left-color: var(--danger); }
.toast.hint { border-left-color: var(--accent-2); font-style: italic; }
@keyframes toastIn { from { opacity: 0; transform: translateX(-10px); } to { opacity: 1; transform: none; } }

#bottomright { position: absolute; right: 18px; bottom: 16px; text-align: right; }
#ammoBox { font-size: 34px; font-weight: 800; line-height: 1; text-shadow: 0 2px 6px #000; }
#ammoBox span { font-size: 15px; font-weight: 600; color: var(--dim); }
#ammoBox.empty b { color: var(--danger); }
#weaponName { font-size: 12px; letter-spacing: 2.5px; text-transform: uppercase; color: var(--dim); margin-top: 2px; }
#weaponSlots { display: flex; gap: 6px; justify-content: flex-end; margin-top: 7px; }
#weaponSlots span {
  font-size: 11px; letter-spacing: .8px; padding: 3px 7px; border-radius: 5px;
  background: rgba(12, 16, 23, .7); color: var(--dim); border: 1px solid transparent;
}
#weaponSlots span.on { color: var(--ink); border-color: var(--accent); }

#reloadBar {
  position: absolute; left: 50%; top: calc(50% + 42px); transform: translateX(-50%);
  width: 130px; height: 4px; background: rgba(0, 0, 0, .6); border-radius: 3px; overflow: hidden;
}
#reloadBar i { display: block; height: 100%; width: 0; background: var(--accent); }

#damageFlash {
  position: absolute; inset: 0; opacity: 0; pointer-events: none;
  box-shadow: inset 0 0 130px rgba(220, 40, 40, .85);
  transition: opacity .3s ease-out;
}

#dmgNumbers { position: absolute; inset: 0; overflow: hidden; }
.dmg {
  position: absolute; font-size: 17px; font-weight: 800; color: #fff;
  text-shadow: 0 2px 4px #000; animation: dmgFloat .75s ease-out forwards;
}
.dmg.head { color: var(--accent); font-size: 21px; }
.dmg.kill { color: var(--danger); }
@keyframes dmgFloat {
  from { opacity: 1; transform: translate(-50%, 0) scale(1.15); }
  to { opacity: 0; transform: translate(-50%, -46px) scale(.9); }
}

#waypoint {
  position: absolute; transform: translate(-50%, -50%);
  display: grid; justify-items: center; gap: 2px;
  font-size: 11px; font-weight: 700; color: var(--accent-2);
  text-shadow: 0 2px 4px #000; pointer-events: none;
}
#wpArrow { font-size: 17px; display: block; line-height: 1; }

#prompt {
  position: absolute; left: 50%; top: calc(50% + 62px); transform: translateX(-50%);
  font-size: 15px; font-weight: 600; white-space: nowrap;
  padding: 7px 13px; border-radius: 8px; background: rgba(12, 16, 23, .8);
  text-shadow: 0 1px 2px #000;
}
#prompt.busy { border: 1px solid var(--accent); }

#downOverlay {
  position: absolute; inset: 0; display: grid; place-content: center; text-align: center;
  background: rgba(90, 8, 8, .35); backdrop-filter: grayscale(.7);
}
#downOverlay h2 { font-size: 52px; letter-spacing: 10px; color: var(--danger); text-shadow: 0 3px 10px #000; }
#downOverlay p { color: #fff; font-size: 17px; text-shadow: 0 2px 5px #000; }

#patternOverlay {
  position: absolute; left: 50%; top: 76px; transform: translateX(-50%);
  display: flex; gap: 10px; padding: 10px 14px; border-radius: 10px;
  background: rgba(12, 16, 23, .8);
}
#patternOverlay i { width: 26px; height: 26px; border-radius: 6px; opacity: .22; transition: opacity .1s; }
#patternOverlay i.lit { opacity: 1; box-shadow: 0 0 16px currentColor; }

@media (max-width: 720px) {
  h1 { font-size: 32px; letter-spacing: 3px; }
  #roomCode { font-size: 32px; letter-spacing: 8px; }
  #endStats { grid-template-columns: repeat(2, 1fr); }
  #healthBar { width: 140px; }
}