:root {
  --cyan: #5fe6ff; --cyan2: #9ff6ff; --bg: #02040a; --panel: rgba(6, 14, 28, 0.86); --line: rgba(95, 230, 255, 0.35);
  --warn: #ffb347; --bad: #ff5a5a; --good: #7dffb0; --text: #d8ecff;
  --safe-t: env(safe-area-inset-top, 0px); --safe-b: env(safe-area-inset-bottom, 0px);
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; overflow: hidden; overscroll-behavior: none; }
#game { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }
#err { display: none; position: fixed; left: 8px; bottom: 8px; z-index: 50; background: #400; color: #fff; padding: 6px 10px; font: 12px monospace; }
button { font: inherit; color: var(--text); background: rgba(10, 24, 44, 0.85); border: 1px solid var(--line); border-radius: 8px; padding: 10px 16px; cursor: pointer; letter-spacing: 0.02em; }
button:hover { border-color: var(--cyan); }
button.primary { background: linear-gradient(180deg, rgba(95, 230, 255, 0.28), rgba(95, 230, 255, 0.1)); border-color: var(--cyan); font-weight: 600; }

/* HUD */
#hud { position: fixed; inset: 0; pointer-events: none; display: none; }
#hud.show { display: block; }
#hud button { pointer-events: auto; }
#top { position: absolute; top: calc(8px + var(--safe-t)); left: 10px; right: 10px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 13px; }
#mname { font-weight: 600; color: var(--cyan); text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; }
#wave { opacity: 0.85; }
#scoreBox { margin-left: auto; font-weight: 700; letter-spacing: 0.06em; }
#energy { position: relative; width: 150px; height: 14px; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; background: rgba(0,0,0,0.5); }
#energyBar { height: 100%; background: linear-gradient(90deg, #2ac0ff, #9ff6ff); transition: width 0.15s linear; }
#energyTxt { position: absolute; inset: 0; font-size: 10px; line-height: 14px; text-align: center; color: #021; font-weight: 700; mix-blend-mode: screen; color: #fff; }
#topBtns { display: flex; gap: 6px; }
#topBtns button { padding: 4px 9px; font-size: 13px; line-height: 1; }

#regions { position: absolute; left: 10px; top: calc(44px + var(--safe-t)); display: flex; flex-direction: column; gap: 4px; width: 170px; }
.region { pointer-events: auto; text-align: left; padding: 5px 8px; font-size: 11.5px; border-radius: 6px; background: rgba(4, 12, 24, 0.7); display: block; }
.region .rn { display: flex; justify-content: space-between; }
.region .inc { color: var(--warn); font-weight: 700; }
.region .bar { display: block; height: 4px; margin-top: 3px; background: rgba(255,255,255,0.12); border-radius: 2px; overflow: hidden; }
.region .bar i { display: block; height: 100%; background: linear-gradient(90deg, #39d98a, #9ff6ff); }
.region.lost { opacity: 0.45; text-decoration: line-through; }
.region.shielded { border-color: var(--cyan); box-shadow: 0 0 10px rgba(95, 230, 255, 0.4); }

#comms { position: absolute; right: 10px; top: calc(44px + var(--safe-t)); width: min(360px, 48vw); font-size: 12px; display: flex; flex-direction: column; gap: 3px; text-align: right; }
#comms .line { background: rgba(4, 12, 24, 0.65); padding: 4px 8px; border-radius: 6px; border-right: 2px solid var(--cyan); animation: fadein 0.3s; }
#comms .line.warn { border-color: var(--warn); color: #ffe0b3; }
#comms .line.bad { border-color: var(--bad); color: #ffc9c9; }
#comms .line.good { border-color: var(--good); color: #d2ffe6; }
#comms .line.sys { border-color: #889; opacity: 0.8; }
@keyframes fadein { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

#bottom { position: absolute; left: 0; right: 0; bottom: calc(8px + var(--safe-b)); display: flex; flex-direction: column; align-items: center; gap: 6px; }
#toolhint { font-size: 12px; color: var(--cyan2); background: rgba(4, 12, 24, 0.6); padding: 3px 10px; border-radius: 10px; }
#tools { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; padding: 0 8px; }
.tool { display: flex; flex-direction: column; align-items: center; gap: 2px; min-width: 96px; padding: 6px 8px; font-size: 11px; line-height: 1.15; }
.tool .k { font-size: 10px; opacity: 0.7; border: 1px solid var(--line); border-radius: 4px; padding: 0 5px; }
.tool .n { font-weight: 600; }
.tool .c { font-size: 10px; color: var(--cyan2); }
.tool.on { border-color: #ffe066; box-shadow: 0 0 12px rgba(255, 224, 102, 0.45); background: rgba(60, 50, 10, 0.75); }
.tool.poor { opacity: 0.55; }

/* Screens */
.screen { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; padding: 16px; background: radial-gradient(ellipse at center, rgba(2, 4, 10, 0.35), rgba(2, 4, 10, 0.85)); z-index: 20; overflow: auto; }
.screen.show { display: flex; }
.panel { width: min(560px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 26px 28px; text-align: center; box-shadow: 0 0 60px rgba(40, 150, 255, 0.15); backdrop-filter: blur(6px); }
.panel.wide { width: min(880px, 100%); text-align: left; }
.eyebrow { font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--cyan); opacity: 0.9; }
h1 { margin: 10px 0 0; font-size: clamp(38px, 9vw, 64px); line-height: 0.95; letter-spacing: 0.06em; color: #fff; text-shadow: 0 0 24px rgba(95, 230, 255, 0.6); }
h2 { margin: 8px 0 10px; font-size: clamp(22px, 5vw, 32px); color: #fff; letter-spacing: 0.04em; }
h3 { margin: 14px 0 6px; color: var(--cyan); font-size: 15px; letter-spacing: 0.06em; text-transform: uppercase; }
.tag { font-style: italic; opacity: 0.9; }
.brief { font-size: 16px; line-height: 1.5; text-align: left; }
.small { font-size: 12px; opacity: 0.8; }
.credit { font-size: 11px; opacity: 0.6; margin-bottom: 0; }
.btns { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin: 18px 0 10px; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 0 26px; font-size: 14px; line-height: 1.45; }
.cols ul { padding-left: 18px; margin: 0; }
.cols li { margin-bottom: 6px; }
.sw { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.sw.veyr { background: #ff7a1a; box-shadow: 0 0 8px #ff7a1a; }
.sw.nhal { background: #9fd8ff; box-shadow: 0 0 8px #3fa9ff; }
.sw.orun { background: #8cff6a; box-shadow: 0 0 8px #b060ff; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin-top: 14px; }
.card { display: flex; flex-direction: column; gap: 8px; text-align: left; padding: 16px; min-height: 120px; border-radius: 12px; }
.card b { color: #fff; font-size: 16px; }
.card span { font-size: 13px; line-height: 1.4; opacity: 0.9; }
.card em { font-size: 11px; color: var(--cyan2); font-style: normal; margin-top: auto; }
.card:hover { background: rgba(95, 230, 255, 0.12); }

@media (max-width: 700px) {
  #top { font-size: 11px; gap: 6px; }
  #energy { width: 100px; }
  #regions { width: 130px; top: calc(70px + var(--safe-t)); }
  .region { font-size: 10px; padding: 3px 6px; }
  #comms { width: 50vw; font-size: 10.5px; top: calc(70px + var(--safe-t)); }
  .tool { min-width: 60px; padding: 5px 4px; font-size: 9.5px; }
  .tool .k { display: none; }
  .panel { padding: 18px 16px; }
  .cols { grid-template-columns: 1fr; }
  .brief { font-size: 14px; }
}