@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800;900&display=swap');

:root {
  --steam-bg: #171a21;
  --steam-dark: #1b2838;
  --steam-light: #2a475e;
  --steam-blue: #66c0f4;
  --steam-white: #c7d5e0;
  --steam-green: #5c7e10;
  --neon-glow: rgba(102, 192, 244, 0.4);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at top, var(--steam-light) 0%, var(--steam-bg) 70%);
  color: var(--steam-white);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
  background-attachment: fixed;
}

@media (min-width: 768px) {
  body {
    zoom: 0.75;
  }
}

.lang-switch {
  position: absolute;
  top: 20px;
  right: 40px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--steam-white);
  cursor: pointer;
  z-index: 10;
}
.lang-switch span {
  opacity: 0.5;
  transition: opacity 0.3s;
}
.lang-switch span.active {
  opacity: 1;
  color: var(--steam-blue);
  text-shadow: 0 0 10px var(--neon-glow);
}
.lang-switch span:hover {
  opacity: 0.8;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(27, 40, 56, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(102, 192, 244, 0.1);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  max-width: 900px;
  width: 95%;
  margin: 40px 0;
}

h1 {
  font-size: 2.5rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 25px;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: 0 0 15px var(--neon-glow);
  display: flex;
  align-items: center;
  gap: 15px;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin-bottom: 30px;
}

input[type="text"] {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--steam-light);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
  transition: all 0.3s;
  width: 280px;
}

input[type="text"]:focus {
  border-color: var(--steam-blue);
  box-shadow: 0 0 10px var(--neon-glow);
}

.checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--steam-white);
  cursor: pointer;
  user-select: none;
}

button {
  background: linear-gradient(135deg, var(--steam-blue) 0%, #3a82b3 100%);
  color: #fff;
  border: none;
  padding: 12px 25px;
  font-size: 1rem;
  font-weight: 800;
  border-radius: 8px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--neon-glow);
  background: linear-gradient(135deg, #7ad0ff 0%, #469ad0 100%);
}

button:active:not(:disabled) {
  transform: translateY(1px);
}

button:disabled {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.4);
  cursor: not-allowed;
  box-shadow: none;
}

.wheel-container {
  position: relative;
  margin: 20px 0;
  filter: drop-shadow(0 0 20px rgba(0, 0, 0, 0.5));
}

canvas {
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.2);
}

#spinButton {
  background: linear-gradient(135deg, var(--steam-green) 0%, #445d0b 100%);
  font-size: 1.2rem;
  padding: 15px 40px;
  margin-top: 20px;
}

#spinButton:hover:not(:disabled) {
  background: linear-gradient(135deg, #749c15 0%, #52700e 100%);
  box-shadow: 0 6px 20px rgba(92, 126, 16, 0.4);
}

.status-text {
  margin-top: 20px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--steam-blue);
  text-shadow: 0 0 8px rgba(102, 192, 244, 0.3);
  min-height: 25px;
  text-align: center;
}

/* Modal Panel */
.panel-overlay {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.panel-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.panel-content {
  background: var(--steam-dark);
  border: 2px solid var(--steam-light);
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  max-width: 450px;
  width: 90%;
  box-shadow: 0 15px 50px rgba(0,0,0,0.8), 0 0 30px var(--neon-glow);
  transform: translateY(30px) scale(0.95);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.panel-overlay.active .panel-content {
  transform: translateY(0) scale(1);
}

.panel-content h2 {
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 20px;
  text-shadow: 0 0 10px rgba(255,255,255,0.3);
}

.panel-content img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.5);
  margin-bottom: 20px;
}

.close-btn {
  background: #ff4747;
  padding: 12px 30px;
  font-size: 0.9rem;
}

.close-btn:hover {
  background: #ff6b6b;
  box-shadow: 0 6px 20px rgba(255, 71, 71, 0.4);
}