:root{
  --neon:#00ff88;
  --neon-soft:rgba(0,255,136,0.3);
  --neon-soft-2:rgba(0,255,136,0.2);
  --bg-1:#000011;
  --bg-2:#000033;
  --bg-3:#001122;
  --panel-1:#001122;
  --panel-2:#002244;
  --panel-green-1:#002200;
  --panel-green-2:#004400;
  --warn:#ff6644;
  --ok:#44ff88;
}

/* ====== БАЗА ====== */
* { box-sizing:border-box; }
html,body{ height:100%; }
body{
  background: linear-gradient(45deg, var(--bg-1), var(--bg-2), var(--bg-1));
  color: var(--neon);
  font-family: ui-monospace, "SFMono-Regular","Courier New",monospace;
  margin:0; padding:10px;
  overflow:hidden;
  animation: backgroundPulse 10s infinite;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
@keyframes backgroundPulse{
  0%,100%{ background: linear-gradient(45deg, var(--bg-1), var(--bg-2), var(--bg-1)); }
  50%    { background: linear-gradient(45deg, #001122, #002244, #001122); }
}
@media (prefers-reduced-motion: reduce){
  *{ animation:none!important; transition:none!important; }
}

/* ====== АНИМАЦИЯ ДЛЯ БАННЕРА РЕГИСТРАЦИИ ====== */
@keyframes promptPulse {
  0%, 100% { 
    box-shadow: 0 0 15px rgba(0,255,136,0.5); 
    transform: scale(1);
  }
  50% { 
    box-shadow: 0 0 25px rgba(0,255,136,0.8); 
    transform: scale(1.02);
  }
}

/* ====== СЕТКА - МОБИЛЬНАЯ АДАПТАЦИЯ ====== */
.game-container{
  display:grid;
  grid-template-columns: 1fr 340px;
  gap:15px;
  height:calc(100vh - 60px);
  min-height:420px;
}

/* ПЛАНШЕТЫ И МОБИЛЬНЫЕ */
@media (max-width:768px){
  body{ padding:5px; }
  .game-container{
    grid-template-columns:1fr;
    grid-template-rows:65vh 35vh;
    height:calc(100vh - 30px);
    gap:5px;
  }
}

/* ТЕЛЕФОНЫ */
@media (max-width:480px){
  body{ padding:3px; }
  .game-container{
    grid-template-rows:55vh 45vh;
    height:calc(100vh - 20px);
    gap:3px;
  }
}

/* ====== ИГРОВАЯ ЗОНА ====== */
.game-area{
  background: #000;
  border:3px solid var(--neon);
  border-radius:10px;
  position:relative;
  box-shadow:0 0 20px var(--neon);
  overflow:hidden;
  user-select:none;
  touch-action:none;
}

@media (max-width:768px){
  .game-area{
    border-radius:8px; 
    border-width:2px;
  }
}

@media (max-width:480px){
  .game-area{
    border-radius:6px;
    border-width:1px;
  }
}

/* Canvas слои */
#backgroundCanvas, #gameCanvas, #particleCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
#backgroundCanvas { z-index: 1; }
#gameCanvas { z-index: 2; }
#particleCanvas { z-index: 3; pointer-events: none; }

#shipSvg {
  position: absolute;
  z-index: 4;
  pointer-events: none;
  transform-origin: 50% 83.333%;
}

/* Анимация для мигалки антенны */
.antenna-blink {
  animation: antennaBlinking 0.8s infinite;
}

@keyframes antennaBlinking {
  0%, 50% { fill: #ff0000; opacity: 1; }
  51%, 100% { fill: #440000; opacity: 0.3; }
}

/* HUD оверлей */
.hud-overlay {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  z-index: 5;
  pointer-events: none;
  font-size: 12px;
  text-shadow: 0 0 5px rgba(0,0,0,0.8);
  color: var(--neon);
}

.hud-item {
  background: rgba(0,17,34,0.8);
  border: 1px solid var(--neon);
  border-radius: 5px;
  padding: 5px 8px;
  display: inline-block;
  margin: 2px;
  backdrop-filter: blur(5px);
}

@media (max-width:480px){
  .hud-overlay {
    top: 5px;
    left: 5px;
    right: 5px;
    font-size: 10px;
  }
  .hud-item {
    padding: 3px 5px;
    margin: 1px;
    font-size: 9px;
  }
}

/* Дополнительные HUD элементы только для мобильных */
.mobile-only {
  display: none;
}
@media (max-width:480px){
  .mobile-only {
    display: inline-block;
  }
}

/* ====== ПАНЕЛЬ УПРАВЛЕНИЯ - МОБИЛЬНАЯ ВЕРСИЯ ====== */
.control-panel{
  display:grid;
  grid-template-rows:auto auto;
  background: linear-gradient(135deg, var(--panel-1), var(--panel-2));
  border:3px solid var(--neon);
  border-radius:10px;
  padding:12px;
  font-size:13px;
  box-shadow:0 0 15px var(--neon);
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
}

@media (max-width:768px){
  .control-panel{
    padding:8px; 
    font-size:11px; 
    border-radius:8px;
    border-width:2px;
  }
}

@media (max-width:480px){
  .control-panel{
    padding:6px; 
    font-size:10px;
    border-radius:6px;
    border-width:1px;
    grid-template-rows:auto;
  }
}

.status, .controls{
  background: linear-gradient(135deg, var(--panel-green-1), var(--panel-green-2));
  border:2px solid var(--neon);
  border-radius:8px;
  padding:10px;
  box-shadow: inset 0 0 10px var(--neon-soft-2);
  margin-bottom:8px;
}

@media (max-width:480px){
  .status, .controls{
    padding:6px;
    border-radius:4px;
    border-width:1px;
    margin-bottom:4px;
  }
}

/* СКРЫВАЕМ СТАТУС НА МОБИЛЬНЫХ ДЛЯ ЭКОНОМИИ МЕСТА */
@media (max-width:480px){
  .status{
    display:none;
  }
}

/* ====== КНОПКИ - МОБИЛЬНАЯ ВЕРСИЯ ====== */
.btn{
  background: linear-gradient(135deg, var(--panel-green-1), var(--panel-green-2));
  color:var(--neon);
  border:2px solid var(--neon);
  border-radius:5px;
  padding:8px 12px;
  margin:3px;
  cursor:pointer;
  font: inherit;
  font-size:11px;
  transition: transform .15s, box-shadow .2s, background .2s, color .2s;
  box-shadow:0 0 10px var(--neon-soft);
  text-shadow:0 0 5px var(--neon);
  touch-action:manipulation;
  -webkit-tap-highlight-color:transparent;
  user-select:none;
}
.btn:hover, .btn:active{
  background: linear-gradient(135deg, var(--neon), #00cc66);
  color:#000;
  box-shadow:0 0 20px var(--neon);
  transform: translateY(-1px);
}
.btn:active{ transform: translateY(0); background:#00aa44; }

/* Мобильная раскладка кнопок */
.mobile-controls{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:5px;
  margin-bottom:8px;
}
@media (min-width:769px){
  .mobile-controls{ display:block; }
  .mobile-controls .btn{
    display:block; width:calc(100% - 6px); margin:5px 0;
  }
}

/* МОБИЛЬНЫЕ КНОПКИ - БОЛЬШИЕ И УДОБНЫЕ */
@media (max-width:480px){
  .btn{
    padding:12px 8px;
    font-size:11px;
    min-height:50px;
    border-radius:8px;
    margin:2px;
    font-weight:bold;
  }
  .mobile-controls{
    gap:4px;
    margin-bottom:6px;
  }
  .restart-btn{
    min-height:55px;
    font-size:12px;
    margin:4px 0;
  }
  .autopilot-btn{
    background: linear-gradient(135deg, #003366, #004488);
    border-color: #44aaff;
    color: #44aaff;
    font-size:10px;
    min-height:50px;
    text-shadow: 0 0 5px #44aaff;
  }
  .autopilot-btn:hover, .autopilot-btn:active{
    background: linear-gradient(135deg, #ff6644, #ff8866);
    color:#fff;
    border-color: #ff6644;
  }
}

/* ====== GAME OVER ====== */
.game-over{
  position:fixed; inset:auto;
  top:50%; left:50%; transform:translate(-50%,-50%);
  background: linear-gradient(135deg, rgba(0,20,40,.95), rgba(0,40,80,.95));
  border:4px solid var(--neon);
  border-radius:15px;
  padding:20px;
  text-align:center;
  display:none;
  box-shadow:0 0 30px var(--neon);
  backdrop-filter: blur(10px);
  z-index:1000;
  max-width:90vw;
  max-height:80vh;
  overflow-y:auto;
}

@media (max-width:480px){
  .game-over{
    top:50%; left:50%;
    padding:15px;
    border-radius:10px;
    border-width:2px;
    font-size:14px;
    max-width:95vw;
    max-height:85vh;
  }
  .game-over h2{
    font-size:18px;
    margin:0 0 10px 0;
  }
  .game-over ul{
    text-align:left;
    padding-left:20px;
    margin:10px 0;
  }
  .game-over li{
    margin:5px 0;
    font-size:12px;
  }
}

/* ====== ЗАГОЛОВОК ====== */
.title{
  text-align:center;
  font-size:18px;
  color:var(--neon);
  margin-bottom:15px;
  text-shadow:0 0 15px var(--neon);
  animation:titlePulse 2s infinite;
  user-select:none;
}
@media (max-width:768px){
  .title{ font-size:14px; margin-bottom:8px; }
}
@media (max-width:480px){
  .title{ font-size:12px; margin-bottom:5px; }
}
@keyframes titlePulse{
  0%,100%{ text-shadow:0 0 15px var(--neon); }
  50%{    text-shadow:0 0 25px var(--neon), 0 0 35px #00ccaa; }
}

/* ====== ИНДИКАТОРЫ ====== */
.warning{ color:var(--warn); animation:flash 1s infinite; text-shadow:0 0 10px var(--warn); }
.success{ color:var(--ok);   text-shadow:0 0 10px var(--ok); }
@keyframes flash{ 0%,50%{opacity:1;} 51%,100%{opacity:.3;} }

/* ====== ТОПЛИВНАЯ ШКАЛА ====== */
.fuel-bar{
  background: linear-gradient(90deg, #000, #002200);
  border:2px solid var(--neon);
  border-radius:5px;
  height:10px; margin:6px 0;
  position:relative; overflow:hidden;
  box-shadow: inset 0 0 5px rgba(0,0,0,.5);
}
.fuel-fill{
  background: linear-gradient(90deg, var(--neon), #44ffaa, var(--neon));
  height:100%;
  transition: width .3s, background-color .3s;
  box-shadow:0 0 10px rgba(0,255,136,.5);
  animation:fuelGlow 2s infinite;
}
@keyframes fuelGlow{
  0%,100%{ box-shadow:0 0 10px rgba(0,255,136,.5); }
  50%{     box-shadow:0 0 20px rgba(0,255,136,.8); }
}
.fuel-low{
  background: linear-gradient(90deg, #ff4444, #ff6666, #ff4444) !important;
  box-shadow:0 0 15px rgba(255,68,68,.8) !important;
}

.trajectory{ margin-top:8px; font-size:9px; color:#88ccaa; text-shadow:0 0 5px #88ccaa; }
.help-text{ margin-top:10px; font-size:9px; color:#008800; }
@media (max-width:768px){
  .help-text{ font-size:8px; margin-top:8px; }
}
@media (max-width:480px){
  .help-text{ 
    font-size:9px; 
    margin-top:6px;
    background: rgba(0,20,40,0.8);
    padding: 6px;
    border-radius: 6px;
    border: 1px solid var(--neon);
  }
  .trajectory{ display:none; }
}