/* ═══════════════════════════════════════════════════════
   TetriNET 2.0 — Cyberpunk Stylesheet
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Share+Tech+Mono&display=swap');

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --cyan:    #00f5ff;
  --purple:  #cc00ff;
  --green:   #39ff14;
  --red:     #ff1744;
  --gold:    #ffd700;
  --bg:      #020210;
  --bg2:     #06061a;
  --panel:   #08081e;
  --border:  #1a2a6a;
  --text:    #7090c0;
  --text2:   #3a4a7a;
  --font-hd: 'Orbitron', sans-serif;
  --font-mo: 'Share Tech Mono', monospace;
}

html, body {
  width: 100%; height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mo);
  overflow: hidden;
  user-select: none;
}

/* ══════════════ LOBBY ══════════════ */
#lobby-screen {
  position: relative;
  width: 100vw; height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* animated dot-grid background */
.lobby-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, #1a2a6a44 1px, transparent 1px);
  background-size: 32px 32px;
  animation: bgScroll 20s linear infinite;
  opacity: 0.5;
}
@keyframes bgScroll {
  from { background-position: 0 0; }
  to   { background-position: 32px 32px; }
}

.lobby-center {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
  z-index: 10;
}

/* Logo */
.logo {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.logo-text {
  font-family: var(--font-hd);
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 900;
  color: var(--cyan);
  letter-spacing: 6px;
  text-shadow: 0 0 30px var(--cyan), 0 0 70px #00f5ff66;
  animation: logoPulse 2.4s ease-in-out infinite;
}
.logo-ver {
  font-family: var(--font-hd);
  font-size: clamp(14px, 2vw, 22px);
  font-weight: 400;
  color: #334488;
  letter-spacing: 2px;
}
@keyframes logoPulse {
  0%, 100% { text-shadow: 0 0 30px var(--cyan), 0 0 70px #00f5ff66; }
  50%       { text-shadow: 0 0 50px var(--cyan), 0 0 100px #00f5ffaa, 0 0 160px #00f5ff33; }
}

.logo-tagline {
  font-family: var(--font-hd);
  font-size: 11px;
  letter-spacing: 8px;
  color: var(--border);
  margin-top: -14px;
}

/* Connect panel */
#connect-panel, #room-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 360px;
}

/* Neon inputs */
.neon-input {
  width: 100%;
  background: #06061a;
  border: 1px solid var(--border);
  color: var(--cyan);
  font-family: var(--font-hd);
  font-size: 14px;
  letter-spacing: 3px;
  padding: 12px 18px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  text-transform: uppercase;
}
.neon-input::placeholder { color: #2a3a6a; letter-spacing: 2px; }
.neon-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 16px #00f5ff44, inset 0 0 8px #00f5ff11;
}
.neon-input-sm { font-size: 11px; padding: 8px 12px; letter-spacing: 1px; }

/* Neon buttons */
.neon-btn {
  font-family: var(--font-hd);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 3px;
  background: transparent;
  border: 2px solid var(--cyan);
  color: var(--cyan);
  padding: 13px 50px;
  cursor: pointer;
  transition: all .18s;
  text-shadow: 0 0 8px var(--cyan);
  box-shadow: 0 0 18px #00f5ff33, inset 0 0 18px #00f5ff0a;
  white-space: nowrap;
}
.neon-btn:hover:not(:disabled) {
  background: #00f5ff1a;
  box-shadow: 0 0 35px #00f5ff66, inset 0 0 25px #00f5ff18;
  transform: translateY(-1px);
}
.neon-btn:active { transform: translateY(0); }
.neon-btn:disabled { opacity: 0.3; cursor: not-allowed; }

.neon-btn-green  { border-color: var(--green); color: var(--green); text-shadow: 0 0 8px var(--green);
                   box-shadow: 0 0 18px #39ff1433; }
.neon-btn-green:hover:not(:disabled) { background: #39ff141a; box-shadow: 0 0 35px #39ff1466; }

.neon-btn-sm { font-size: 10px; padding: 8px 18px; letter-spacing: 2px; }

/* Room panel */
.room-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--text2);
  letter-spacing: 2px;
}
#room-id-label { color: var(--text); }

.badge-host {
  background: var(--gold);
  color: #000;
  font-family: var(--font-hd);
  font-size: 9px;
  font-weight: 900;
  padding: 2px 7px;
  letter-spacing: 2px;
}

.player-list {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.player-entry {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: var(--panel);
  border: 1px solid var(--border);
  font-size: 11px;
}
.player-entry .pe-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  flex-shrink: 0;
}
.player-entry .pe-name { flex: 1; color: var(--cyan); letter-spacing: 2px; }
.player-entry .pe-you  { color: var(--gold); font-size: 9px; }
.player-entry .pe-host { color: var(--gold); font-size: 9px; }

.waiting-msg { color: var(--text2); font-size: 11px; letter-spacing: 2px; animation: blink 1.4s step-end infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* Key guide */
.key-guide {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  color: var(--text2);
  font-size: 10px;
  text-align: center;
  max-width: 580px;
  line-height: 1.7;
}
.kg-row { display: block; }
kbd {
  display: inline-block;
  background: #0f1040;
  border: 1px solid #2a3a6a;
  color: #7090c0;
  font-family: var(--font-mo);
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 2px;
}
.c-cyan { color: var(--cyan); }

/* Lobby chat */
.lobby-chat {
  position: fixed;
  bottom: 20px; right: 20px;
  width: 280px;
  background: var(--panel);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0;
  z-index: 20;
}
.lobby-log {
  height: 180px;
  overflow-y: auto;
  padding: 10px;
  font-size: 10px;
  line-height: 1.7;
  color: var(--text);
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.lobby-log .log-line { margin-bottom: 1px; }
.lobby-log .log-line.lc-cyan   { color: var(--cyan); }
.lobby-log .log-line.lc-gold   { color: var(--gold); }
.lobby-log .log-line.lc-red    { color: #ff6644; }
.lobby-log .log-line.lc-green  { color: #44ff88; }
.lobby-log .log-line.lc-purple { color: #cc88ff; }
.chat-input-row { display: flex; gap: 4px; padding: 6px; border-top: 1px solid var(--border); }
.chat-input-row .neon-input-sm { flex: 1; }

/* ══════════════ GAME SCREEN ══════════════ */
#game-screen {
  width: 100vw; height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

#game-canvas {
  display: block;
  image-rendering: pixelated;
}

/* In-game chat */
.ingame-chat {
  position: absolute;
  bottom: 16px; left: 50%; transform: translateX(-50%);
  width: 400px;
  z-index: 30;
}
.ingame-chat .neon-input { width: 100%; }

/* Scanlines overlay */
#game-screen::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 3px, #00000014 3px, #00000014 4px);
  pointer-events: none;
}

/* ══════════════ GAME OVER ══════════════ */
#gameover-screen {
  position: fixed;
  inset: 0;
  background: #000000cc;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(4px);
}

.go-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  box-shadow: 0 0 80px #00f5ff22;
  padding: 48px 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  min-width: 380px;
}
.go-title {
  font-family: var(--font-hd);
  font-size: 52px;
  font-weight: 900;
  text-shadow: 0 0 30px currentColor;
  letter-spacing: 4px;
  color: var(--cyan);
}
.go-sub {
  font-size: 13px;
  color: #8090c0;
  letter-spacing: 3px;
}
.go-stats {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
  font-size: 11px;
}
.go-stat-row {
  display: flex;
  justify-content: space-between;
  color: var(--text);
  padding: 5px 0;
  border-bottom: 1px solid #0f1540;
}
.go-stat-row span:last-child { color: var(--cyan); font-family: var(--font-hd); font-size: 12px; }
.go-buttons { display: flex; gap: 12px; }
.go-reset-msg { font-size: 10px; color: var(--text2); letter-spacing: 1px; }

/* ══════════════ SCROLLBAR ══════════════ */
::-webkit-scrollbar       { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }