:root{
  --bg1:#667eea;
  --bg2:#764ba2;
  --primary:#667eea;
  --danger:#ff4757;
  --danger-dark:#e84118;
  --card:#ffffff;
  --muted:#f8f9fa;
  --shadow:0 20px 60px rgba(0,0,0,0.3);
}

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

body{
  font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;
  background:linear-gradient(135deg,var(--bg1) 0%,var(--bg2) 100%);
  min-height:100vh;
  padding:20px;
  display:block;
}


.container{
  background:var(--card);
  border-radius:20px;
  padding:40px;
  box-shadow:var(--shadow);
  max-width:900px;
  width:100%;
  margin: 0 auto;       /* centra horizontal */
}

h1{
  text-align:center;
  color:var(--primary);
  margin-bottom:30px;
  font-size:2.5em;
}

.main-content{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:30px;
  margin-bottom:30px;
}

.wheel-section{
  display:flex;
  flex-direction:column;
  align-items:center;
}

.wheel-container{
  position:relative;
  width: min(420px, 100%);
  aspect-ratio: 1 / 1;
  height:auto;
  margin: 0 auto 20px;
}

.wheel{
  width:100%;
  height:100%;
  border-radius:50%;
  display:block;
  background:#fff;
}

.wheel-pointer{
  position:absolute;
  top:-15px;
  left:50%;
  transform:translateX(-50%);
  width:0;height:0;
  border-left:20px solid transparent;
  border-right:20px solid transparent;
  border-top:40px solid var(--danger);
  z-index:10;
  filter:drop-shadow(0 3px 6px rgba(0,0,0,0.3));
}

.wheel-center{
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
  width:60px;
  height:60px;
  background:var(--card);
  border-radius:50%;
  border:5px solid var(--primary);
  z-index:5;
  box-shadow:0 3px 10px rgba(0,0,0,0.2);
}

.player-section{display:flex;flex-direction:column}

.add-player{
  display:flex;
  gap:10px;
  margin-bottom:20px;
  width:100%;
}

.add-player input{
  flex:1;
  min-width: 0;
  width:100%;
}

@media (max-width: 600px){
  .add-player{
    flex-direction: column;
  }
  .btn-add{
    width:100%;
  }
}

.add-player input:focus{
  outline:none;
  border-color:var(--primary);
}

.btn{
  padding:12px 24px;
  border:none;
  border-radius:8px;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
  transition:transform 0.2s, opacity 0.2s, background 0.2s;
}

.btn-add{background:var(--primary);color:#fff}
.btn-add:hover{background:#5568d3;transform:translateY(-2px)}

.players-list{
  background:var(--muted);
  border-radius:10px;
  padding:15px;
  max-height:250px;
  overflow-y:auto;
}

.players-list h3{
  color:var(--primary);
  margin-bottom:10px;
}

.player-item{
  background:var(--card);
  padding:10px;
  margin-bottom:8px;
  border-radius:6px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  box-shadow:0 2px 4px rgba(0,0,0,0.1);
  gap:12px;
}

.player-item span{
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.player-item button{
  background:var(--danger);
  color:#fff;
  border:none;
  padding:6px 12px;
  border-radius:4px;
  cursor:pointer;
  font-size:14px;
}
.player-item button:hover{background:var(--danger-dark)}

.controls{
  display:flex;
  gap:15px;
  justify-content:center;
}

.btn-spin{
  background:linear-gradient(135deg,var(--bg1) 0%,var(--bg2) 100%);
  color:#fff;
  font-size:18px;
  padding:15px 40px;
  white-space: nowrap;
}
.btn-spin:hover:not(:disabled){transform:scale(1.05)}
.btn-spin:disabled{opacity:.5;cursor:not-allowed}

.btn-reset{background:#ff6b6b;color:#fff}
.btn-reset:hover{background:#ee5a52}

.result{
  margin-top:20px;
  padding:20px;
  background:#fff3cd;
  border-radius:10px;
  text-align:center;
  font-size:20px;
  font-weight:700;
  color:#856404;
  display:none;
}
.result.show{display:block;animation:fadeIn .5s}

@keyframes fadeIn{
  from{opacity:0;transform:translateY(-10px)}
  to{opacity:1;transform:translateY(0)}
}

@media (max-width:768px){
  .main-content{grid-template-columns:1fr}
  .wheel-container{width:280px;height:280px}
}

/* Asegurar que el centro quede encima del texto */
.wheel-center{
  z-index:5;
}

/* ===== Responsive ===== */

.container{
  width:min(900px, 100%);
}

/* La ruleta y la lista se adaptan sin desbordar */
.wheel-container{
  width:min(380px, 100%);
  height:auto;                /* el alto lo controla el aspect-ratio */
  aspect-ratio: 1 / 1;        /* cuadrado perfecto */
}

.wheel{
  width:100%;
  height:100%;
}

/* Inputs y botones más amigables en touch */
.add-player input{
  flex:1;
  min-width: 0;
  width:100%;
}
.btn{
  min-height: 44px;           /* recomendado para touch */
}

/* ===== Breakpoints ===== */
@media (max-width: 900px){
  .container{
    padding: 24px;
  }

  h1{
    font-size: 2rem;
  }

  .main-content{
    grid-template-columns: 1fr;
  }

  .wheel-section{
    order: 1;
  }

  .player-section{
    order: 2;
  }

  .controls{
    width: 100%;
  }

  .btn-spin, .btn-reset{
    width: 100%;
  }
}

@media (max-width: 480px){
  body{
    padding: 12px;
  }

  .container{
    padding: 16px;
    border-radius: 16px;
  }

  h1{
    font-size: 1.6rem;
    margin-bottom: 16px;
  }

  .add-player{
    flex-direction: column;
  }

  .btn-add{
    width: 100%;
  }

  .players-list{
    max-height: 220px;        /* scroll cómodo */
  }

  .player-item{
    padding: 12px;
  }

  .player-item button{
    padding: 10px 14px;
    min-height: 40px;
  }

  .result{
    font-size: 1.05rem;
    padding: 14px;
  }
}

.controls{
  display:flex;
  gap:12px;
  justify-content:center;
  width:100%;
}

@media (max-width: 600px){
  .controls{
    flex-direction: column;
  }
  .btn-spin, .btn-reset{
    width:100%;
  }
}

@media (max-width: 600px){
  .players-list{
    max-height: 200px;
  }
}