:root {
  --cyan: #00f3ff;
  --magenta: #ff007f;
  --violet: #9d00ff;
  --gold: #fcee09;
  box-sizing: border-box;
  user-select: none;
  -webkit-user-select: none;
}

body,
html {
  margin: 0;
  padding: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh; /* Přesná dynamická výška na mobilních zařízeních */
  overflow: hidden;
  background-color: #010006;
  font-family: "Rajdhani", sans-serif;
  color: #ffffff;
  cursor: none;
  touch-action: none; /* Zabrání scrollování stránky a gestům prohlížeče */
}

input[type="text"] {
  user-select: text;
  -webkit-user-select: text;
  cursor: text;
  transition: all 0.2s ease;
}

input[type="text"]:focus {
  box-shadow:
    0 0 14px rgba(252, 238, 9, 0.55),
    inset 0 0 8px rgba(252, 238, 9, 0.2);
  background-color: rgba(15, 23, 42, 0.98);
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(6, 3, 18, 0.9);
  border: 1px solid rgba(0, 243, 255, 0.15);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #00f3ff 0%, #ff007f 100%);
  box-shadow: 0 0 10px rgba(0, 243, 255, 0.7);
}

::-webkit-scrollbar-thumb:hover {
  background: #fcee09;
}

#game-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  display: block;
}

.font-orbitron {
  font-family: "Orbitron", sans-serif;
}

.crt-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 15;
  background:
    linear-gradient(rgba(16, 12, 24, 0) 50%, rgba(0, 0, 0, 0.28) 50%),
    radial-gradient(circle at center, transparent 58%, rgba(1, 0, 8, 0.9) 100%);
  background-size:
    100% 4px,
    100% 100%;
  transition: opacity 0.3s ease;
}

.cyber-box {
  position: relative;
  background: linear-gradient(
    165deg,
    rgba(10, 7, 28, 0.9) 0%,
    rgba(5, 2, 16, 0.94) 100%
  );
  backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 243, 255, 0.42);
  clip-path: polygon(
    0 0,
    calc(100% - 14px) 0,
    100% 14px,
    100% 100%,
    14px 100%,
    0 calc(100% - 14px)
  );
  box-shadow:
    0 0 28px rgba(0, 243, 255, 0.16),
    inset 0 0 18px rgba(0, 243, 255, 0.08);
}

.cyber-box-magenta {
  position: relative;
  background: linear-gradient(
    165deg,
    rgba(24, 5, 28, 0.92) 0%,
    rgba(10, 2, 16, 0.96) 100%
  );
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 0, 127, 0.6);
  clip-path: polygon(
    0 0,
    calc(100% - 14px) 0,
    100% 14px,
    100% 100%,
    14px 100%,
    0 calc(100% - 14px)
  );
  box-shadow:
    0 0 32px rgba(255, 0, 127, 0.28),
    inset 0 0 18px rgba(255, 0, 127, 0.12);
}

.cyber-box-gold {
  position: relative;
  background: linear-gradient(
    165deg,
    rgba(30, 22, 4, 0.95) 0%,
    rgba(14, 10, 2, 0.98) 100%
  );
  backdrop-filter: blur(16px);
  border: 1px solid rgba(252, 238, 9, 0.8);
  clip-path: polygon(
    0 0,
    calc(100% - 14px) 0,
    100% 14px,
    100% 100%,
    14px 100%,
    0 calc(100% - 14px)
  );
  box-shadow:
    0 0 35px rgba(252, 238, 9, 0.38),
    inset 0 0 16px rgba(252, 238, 9, 0.15);
}

.cyber-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    160deg,
    rgba(16, 12, 42, 0.95) 0%,
    rgba(6, 3, 18, 0.98) 100%
  );
  border: 1px solid rgba(0, 243, 255, 0.45);
  clip-path: polygon(
    0 0,
    calc(100% - 16px) 0,
    100% 16px,
    100% 100%,
    16px 100%,
    0 calc(100% - 16px)
  );
  transition:
    transform 0.24s cubic-bezier(0.16, 1, 0.3, 1),
    border-color 0.2s ease,
    box-shadow 0.24s ease;
  cursor: pointer;
  animation: cardSlideUp 0.32s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.cyber-card:nth-child(1) {
  animation-delay: 0.03s;
}
.cyber-card:nth-child(2) {
  animation-delay: 0.09s;
}
.cyber-card:nth-child(3) {
  animation-delay: 0.15s;
}

@keyframes cardSlideUp {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.cyber-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.14),
    transparent
  );
  transform: skewX(-25deg);
  transition: left 0.55s ease;
  pointer-events: none;
}

.cyber-card:hover::before {
  left: 140%;
}

.cyber-card:hover,
.cyber-card.gamepad-focus {
  transform: translateY(-6px) scale(1.025);
  border-color: #fcee09;
  box-shadow:
    0 0 35px rgba(0, 243, 255, 0.45),
    0 0 60px rgba(255, 0, 127, 0.25),
    inset 0 0 20px rgba(252, 238, 9, 0.12);
}

.ship-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    160deg,
    rgba(12, 9, 30, 0.9) 0%,
    rgba(5, 2, 14, 0.95) 100%
  );
  border: 1px solid rgba(100, 116, 139, 0.4);
  clip-path: polygon(
    0 0,
    calc(100% - 12px) 0,
    100% 12px,
    100% 100%,
    12px 100%,
    0 calc(100% - 12px)
  );
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.ship-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 243, 255, 0.12),
    transparent
  );
  transform: skewX(-25deg);
  transition: left 0.45s ease;
  pointer-events: none;
}

.ship-card:hover::after {
  left: 140%;
}

.ship-card:hover {
  border-color: rgba(0, 243, 255, 0.75);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 243, 255, 0.18);
}

.ship-card.selected {
  border-color: #00f3ff;
  background: linear-gradient(
    160deg,
    rgba(0, 243, 255, 0.2) 0%,
    rgba(15, 8, 35, 0.96) 100%
  );
  box-shadow:
    0 0 28px rgba(0, 243, 255, 0.42),
    inset 0 0 16px rgba(0, 243, 255, 0.16);
}

.ship-card svg {
  filter: drop-shadow(0 0 6px rgba(0, 243, 255, 0.45));
  transition:
    transform 0.25s ease,
    filter 0.25s ease;
}

.ship-card:hover svg,
.ship-card.selected svg {
  transform: scale(1.08);
  filter: drop-shadow(0 0 10px rgba(252, 238, 9, 0.75));
}

.color-swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease;
}

.color-swatch:hover,
.color-swatch.active {
  transform: scale(1.22);
  border-color: #ffffff;
  box-shadow: 0 0 10px currentColor;
}

.cyber-btn {
  background: linear-gradient(135deg, #00f3ff 0%, #0077ff 100%);
  color: #04010c;
  font-family: "Orbitron", sans-serif;
  font-weight: 900;
  letter-spacing: 2px;
  clip-path: polygon(
    0 0,
    calc(100% - 14px) 0,
    100% 14px,
    100% 100%,
    14px 100%,
    0 calc(100% - 14px)
  );
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  text-transform: uppercase;
}

.cyber-btn:hover {
  transform: translateY(-2px) scale(1.015);
  box-shadow:
    0 0 30px rgba(0, 243, 255, 0.9),
    0 0 55px rgba(255, 0, 127, 0.5);
  background: linear-gradient(135deg, #88fcff 0%, #00f3ff 100%);
}

.cyber-btn-gold {
  background: linear-gradient(135deg, #fcee09 0%, #ff9900 100%);
  color: #04010c;
  font-family: "Orbitron", sans-serif;
  font-weight: 900;
  letter-spacing: 2px;
  clip-path: polygon(
    0 0,
    calc(100% - 14px) 0,
    100% 14px,
    100% 100%,
    14px 100%,
    0 calc(100% - 14px)
  );
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  text-transform: uppercase;
}

.cyber-btn-gold:hover {
  transform: translateY(-2px) scale(1.015);
  box-shadow:
    0 0 30px rgba(252, 238, 9, 0.9),
    0 0 55px rgba(255, 153, 0, 0.5);
}

.cyber-btn-outline {
  background: rgba(15, 23, 42, 0.85);
  color: #00f3ff;
  border: 1px solid rgba(0, 243, 255, 0.5);
  font-family: "Orbitron", sans-serif;
  font-weight: 800;
  letter-spacing: 1.5px;
  clip-path: polygon(
    0 0,
    calc(100% - 12px) 0,
    100% 12px,
    100% 100%,
    12px 100%,
    0 calc(100% - 12px)
  );
  transition: all 0.18s ease;
  cursor: pointer;
  text-transform: uppercase;
}

.cyber-btn-outline:hover {
  background: rgba(0, 243, 255, 0.18);
  border-color: #fcee09;
  color: #ffffff;
  box-shadow: 0 0 16px rgba(0, 243, 255, 0.3);
}

.neon-cyan {
  text-shadow:
    0 0 10px rgba(0, 243, 255, 0.85),
    0 0 24px rgba(0, 243, 255, 0.45);
}

.neon-magenta {
  text-shadow:
    0 0 10px rgba(255, 0, 127, 0.9),
    0 0 28px rgba(255, 0, 127, 0.5);
}

.neon-gold {
  text-shadow:
    0 0 10px rgba(252, 238, 9, 0.9),
    0 0 22px rgba(252, 238, 9, 0.45);
}

#start-modal > div,
#shop-modal > div,
#achievements-modal > div,
#pause-modal > div,
#upgrade-modal > div,
#gameover-modal > div {
  animation: cyberModalIn 0.28s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes cyberModalIn {
  from {
    opacity: 0;
    transform: scale(0.93) translateY(14px);
    filter: brightness(1.35);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
    filter: brightness(1);
  }
}

#achievement-popup {
  transition:
    opacity 0.32s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}

.ui-interactive {
  cursor: auto;
}

/* Laptop & Compact Height Responsiveness */
@media (max-height: 860px) {
  #start-modal .cyber-box,
  #shop-modal .cyber-box,
  #pause-modal .cyber-box,
  #gameover-modal .cyber-box-magenta {
    padding: 0.85rem 1.25rem;
  }
  #start-modal h1 {
    font-size: 2rem;
  }
  .ship-card {
    padding: 0.45rem 0.6rem;
  }
  .ship-card svg {
    width: 2.7rem;
    height: 1.85rem;
  }
}

@media (max-width: 768px) {
  body,
  html {
    cursor: auto;
  }
  #hud {
    padding: 0.5rem;
  }
  #start-modal,
  #shop-modal,
  #achievements-modal,
  #pause-modal,
  #upgrade-modal,
  #gameover-modal {
    align-items: flex-start;
    padding: 0.5rem;
  }
  #start-modal > div,
  #shop-modal > div,
  #achievements-modal > div,
  #pause-modal > div,
  #upgrade-modal > div,
  #gameover-modal > div {
    margin-top: 0.25rem;
    margin-bottom: 0.5rem;
    max-height: 95vh;
    overflow-y: auto;
  }
  #upgrade-cards-container {
    max-height: 78vh;
    overflow-y: auto;
    padding-right: 4px;
  }
}

#touch-controls {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 25;
  display: none;
}

@media (pointer: coarse) {
  #touch-controls.active {
    display: block;
  }
}

.touch-zone {
  position: absolute;
  bottom: 22px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(0, 243, 255, 0.08);
  border: 1.5px solid rgba(0, 243, 255, 0.35);
  pointer-events: auto;
  touch-action: none;
}

.touch-knob {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44px;
  height: 44px;
  margin-left: -22px;
  margin-top: -22px;
  border-radius: 50%;
  background: radial-gradient(circle, #00f3ff 0%, rgba(0, 243, 255, 0.3) 100%);
  box-shadow: 0 0 15px #00f3ff;
  pointer-events: none;
}

.touch-action-btns {
  position: absolute;
  bottom: 155px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: auto;
}

/* SCI-FI NAVIGATION TABS & HOLOGRAPHIC PANEL POLISH */
.cyber-tab {
  padding: 0.42rem 0.9rem;
  font-family: "Orbitron", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  color: #94a3b8;
  background: rgba(8, 6, 22, 0.75);
  border-top: 1px solid rgba(51, 65, 85, 0.8);
  border-left: 1px solid rgba(51, 65, 85, 0.8);
  border-right: 1px solid rgba(51, 65, 85, 0.8);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
  transition: all 0.18s ease;
  cursor: pointer;
}

.cyber-tab:hover {
  color: #ffffff;
  border-color: rgba(0, 243, 255, 0.6);
  background: rgba(0, 243, 255, 0.1);
}

.cyber-tab.active {
  color: #ffffff;
  font-weight: 900;
  background: linear-gradient(
    180deg,
    rgba(0, 243, 255, 0.28) 0%,
    rgba(0, 243, 255, 0.08) 100%
  );
  border-top: 2px solid #00f3ff;
  border-left: 1px solid #00f3ff;
  border-right: 1px solid #00f3ff;
  box-shadow: 0 -4px 16px rgba(0, 243, 255, 0.25);
  text-shadow: 0 0 8px rgba(0, 243, 255, 0.7);
}

.cyber-box::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(
    rgba(0, 243, 255, 0.07) 1px,
    transparent 1px
  );
  background-size: 18px 18px;
  opacity: 0.45;
  z-index: -1;
}

.ship-card.selected {
  animation: selectedShipPulse 2.6s infinite ease-in-out;
}

@keyframes selectedShipPulse {
  0%,
  100% {
    box-shadow:
      0 0 22px rgba(0, 243, 255, 0.38),
      inset 0 0 14px rgba(0, 243, 255, 0.15);
  }
  50% {
    box-shadow:
      0 0 32px rgba(252, 238, 9, 0.48),
      inset 0 0 20px rgba(0, 243, 255, 0.25);
  }
}