body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: #008080;
  padding: 50px;
  text-align: center;
}

.window {
  background: #c0c0c0;
  border: 2px solid;
  border-color: #fff #808080 #808080 #fff;
  padding: 15px;
  max-width: 400px;
  margin: 0 auto;
  box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.5);
}

.title-bar {
  background: linear-gradient(90deg, #000080, #1084d0);
  color: white;
  padding: 4px 8px;
  margin-bottom: 15px;
  font-weight: bold;
  text-align: left;
  font-size: 14px;
}

input {
  padding: 6px;
  width: 85%;
  margin-bottom: 20px;
  border: 2px solid;
  border-color: #808080 #fff #fff #808080; /* Efecto hundido */
}

button {
  padding: 8px 15px;
  font-weight: bold;
  cursor: pointer;
  background: #c0c0c0;
  border: 2px solid;
  border-color: #fff #808080 #808080 #fff;
}

button:active {
  border-color: #808080 #fff #fff #808080; /* Efecto presionado */
  transform: translate(1px, 1px);
}

/* =========================================
TEMA 2: MODERNO OSCURO (Panel de Control)
========================================= */
.theme-modern {
  background: #121212;
  color: #e0e0e0;
  font-family: "Segoe UI", sans-serif;
}

.theme-modern .window {
  background: #1e1e1e;
  border: none;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.theme-modern .title-bar {
  background: transparent;
  color: #fff;
  border-bottom: 1px solid #333;
  font-size: 16px;
  text-align: center;
  margin-bottom: 20px;
  letter-spacing: normal;
}

.theme-modern .player-section {
  border: 1px solid #333;
  border-radius: 8px;
  padding: 15px;
  background: #252525;
}

.theme-modern .section-title {
  background: #1e1e1e;
  color: #4a90e2;
  top: -12px;
  border-radius: 4px;
  padding: 2px 8px;
}

.theme-modern button {
  background: #333;
  color: #fff;
  border: 1px solid #555;
  border-radius: 6px;
  transition: 0.2s;
}

.theme-modern button:active {
  background: #555;
  transform: scale(0.98);
  border-color: #777;
}

.theme-modern input[type="text"],
.theme-modern select {
  background: #333;
  color: #fff;
  border: 1px solid #555;
  border-radius: 4px;
  padding: 6px;
}

.theme-modern .btn-update {
  background: #4a90e2;
  color: #fff;
  border: none;
}

.theme-modern input[type="checkbox"] {
  border: 2px solid #555;
  background: #222;
  border-radius: 4px;
}

.theme-modern input[type="checkbox"]:checked::before {
  color: #4a90e2;
}

.theme-modern div[style*="background: #c0c0c0"] {
  background: #252525 !important;
  border: 1px solid #333 !important;
  border-radius: 8px;
}

.theme-modern div[style*="background: #000"] {
  border: none !important;
  border-radius: 6px;
}

/* Recuadro del marcador */

/* =========================================
TEMA 3: CYBERPUNK NEÓN (Panel de Control)
========================================= */
.theme-neon {
  background: #050510;
  color: #0ff;
  font-family: "VT323", monospace, sans-serif;
}

.theme-neon .window {
  background: rgba(10, 10, 20, 0.9);
  border: 1px solid #0ff;
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
  border-radius: 0;
}

.theme-neon .title-bar {
  background: #0ff;
  color: #000;
  text-transform: uppercase;
  font-weight: bold;
  text-align: center;
}

.theme-neon .player-section {
  border: 1px solid #f0f;
  box-shadow: inset 0 0 10px rgba(255, 0, 255, 0.1);
  background: transparent;
}

.theme-neon .section-title {
  background: #050510;
  color: #f0f;
  text-shadow: 0 0 5px #f0f;
  top: -10px;
  border: 1px solid #f0f;
}

.theme-neon button {
  background: transparent;
  color: #0ff;
  border: 1px solid #0ff;
  text-transform: uppercase;
  transition: 0.2s;
}

.theme-neon button:active {
  background: #0ff;
  color: #000;
  box-shadow: 0 0 15px #0ff;
}

.theme-neon input[type="text"],
.theme-neon select {
  background: transparent;
  color: #0ff;
  border: 1px solid #0ff;
  outline: none;
}

.theme-neon input[type="text"]:focus {
  box-shadow: 0 0 8px #0ff;
}

.theme-neon .btn-update {
  background: transparent;
  color: #f0f;
  border-color: #f0f;
}

.theme-neon .btn-update:active {
  background: #f0f;
  color: #000;
  box-shadow: 0 0 15px #f0f;
}

.theme-neon input[type="checkbox"] {
  border: 1px solid #0ff;
  background: #000;
}

.theme-neon input[type="checkbox"]:checked::before {
  color: #f0f;
  content: "X";
  font-family: monospace;
}

.theme-neon div[style*="background: #c0c0c0"] {
  background: transparent !important;
  border: 1px solid #0ff !important;
  box-shadow: inset 0 0 8px rgba(0, 255, 255, 0.2);
}

.theme-neon div[style*="background: #000"] {
  border-color: #f0f !important;
  color: #f0f !important;
  text-shadow: 0 0 8px #f0f;
}

/* Recuadro del marcador */
.theme-neon label,
.theme-neon p,
.theme-neon strong {
  color: #0ff !important;
}

/* =========================================
TEMA 4: MODERNO CLARO (Panel de Control)
========================================= */
.theme-modern-light {
  background: #f0f2f5;
  color: #333;
  font-family: "Segoe UI", sans-serif;
}

.theme-modern-light .window {
  background: #ffffff;
  border: none;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.theme-modern-light .title-bar {
  background: transparent;
  color: #1a1a1a;
  border-bottom: 2px solid #f0f2f5;
  font-size: 16px;
  text-align: center;
  margin-bottom: 20px;
  font-weight: 600;
}

.theme-modern-light .player-section {
  border: 1px solid #e1e4e8;
  border-radius: 8px;
  padding: 15px;
  background: #fafbfc;
}

.theme-modern-light .section-title {
  background: #ffffff;
  color: #0366d6;
  top: -12px;
  border-radius: 4px;
  padding: 2px 8px;
  border: 1px solid #e1e4e8;
}

.theme-modern-light button {
  background: #f3f4f6;
  color: #333;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  transition: 0.2s;
}

.theme-modern-light button:hover {
  background: #e5e7eb;
}

.theme-modern-light input[type="text"],
.theme-modern-light select {
  background: #fff;
  color: #333;
  border: 1px solid #d1d5db;
  border-radius: 4px;
  padding: 6px;
}

.theme-modern-light .btn-update {
  background: #0366d6;
  color: #fff;
  border: none;
}

.theme-modern-light input[type="checkbox"] {
  border: 2px solid #d1d5db;
  background: #fff;
  border-radius: 4px;
}

.theme-modern-light input[type="checkbox"]:checked::before {
  color: #0366d6;
}

.theme-modern-light div[style*="background: #c0c0c0"] {
  background: #fafbfc !important;
  border: 1px solid #e1e4e8 !important;
  border-radius: 8px;
}

.theme-modern-light div[style*="background: #000"] {
  background: #f3f4f6 !important;
  color: #0366d6 !important;
  border: none !important;
  border-radius: 6px;
  font-weight: bold;
}

/* =========================================
TEMA 5: PASTEL (Panel de Control)
========================================= */
.theme-pastel {
  background: #fff0f5;
  color: #835c75;
  font-family: "Quicksand", "Segoe UI", sans-serif;
}

.theme-pastel .window {
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid #ffb6c1;
  border-radius: 20px;
  box-shadow: 0 8px 30px rgba(255, 182, 193, 0.3);
}

.theme-pastel .title-bar {
  background: transparent;
  color: #d87093;
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  border-bottom: 2px dashed #ffb6c1;
  margin-bottom: 20px;
}

.theme-pastel .player-section {
  border: 2px solid #ffe4e1;
  border-radius: 15px;
  padding: 15px;
  background: #fff9fa;
}

.theme-pastel .section-title {
  background: #fff;
  color: #d87093;
  top: -12px;
  border-radius: 10px;
  padding: 2px 10px;
  border: 2px solid #ffb6c1;
  font-weight: bold;
}

.theme-pastel button {
  background: #fff;
  color: #d87093;
  border: 2px solid #ffb6c1;
  border-radius: 10px;
  transition: 0.2s;
  font-weight: bold;
}

.theme-pastel button:hover {
  background: #ffe4e1;
}

.theme-pastel input[type="text"],
.theme-pastel select {
  background: #fff;
  color: #835c75;
  border: 2px solid #ffe4e1;
  border-radius: 10px;
  padding: 6px;
  outline: none;
}

.theme-pastel input[type="text"]:focus {
  border-color: #ffb6c1;
}

.theme-pastel .btn-update {
  background: #ffb6c1;
  color: #fff;
  border: none;
}

.theme-pastel input[type="checkbox"] {
  border: 2px solid #ffb6c1;
  background: #fff;
  border-radius: 6px;
}

.theme-pastel input[type="checkbox"]:checked::before {
  color: #d87093;
  content: "♥";
  font-size: 16px;
  top: -4px;
}

.theme-pastel div[style*="background: #c0c0c0"] {
  background: #fff9fa !important;
  border: 2px solid #ffe4e1 !important;
  border-radius: 15px;
}

.theme-pastel div[style*="background: #000"] {
  background: #fff !important;
  color: #d87093 !important;
  border: 2px solid #ffb6c1 !important;
  border-radius: 10px;
  font-weight: bold;
}

/* =========================================
TEMA 6: PIEDRA / ROCOSO (Panel de Control)
========================================= */
.theme-stone {
  background: #3a3a3a;
  color: #e0e0e0;
  font-family: "Georgia", serif;
}
.theme-stone .window {
  background: #6b6b6b;
  border: 4px solid;
  border-color: #8c8c8c #2b2b2b #2b2b2b #8c8c8c;
  border-radius: 4px;
  box-shadow: 6px 6px 15px rgba(0, 0, 0, 0.8);
}
.theme-stone .title-bar {
  background: #2b2b2b;
  color: #d4d4d4;
  text-align: center;
  border: 2px solid #1a1a1a;
  font-weight: bold;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.theme-stone .player-section {
  background: #5c5c5c;
  border: 4px solid;
  border-color: #2b2b2b #8c8c8c #8c8c8c #2b2b2b;
  padding: 15px;
  border-radius: 2px;
}
.theme-stone .section-title {
  background: #2b2b2b;
  color: #f0f0f0;
  border: 2px solid #1a1a1a;
  top: -14px;
  padding: 2px 10px;
  font-weight: bold;
}
.theme-stone button {
  background: #7a7a7a;
  color: #fff;
  border: 3px solid;
  border-color: #a3a3a3 #3a3a3a #3a3a3a #a3a3a3;
  font-weight: bold;
  font-family: "Georgia", serif;
}
.theme-stone button:active {
  border-color: #3a3a3a #a3a3a3 #a3a3a3 #3a3a3a;
}
.theme-stone input[type="text"],
.theme-stone select {
  background: #4a4a4a;
  color: #fff;
  border: 2px inset #2b2b2b;
  padding: 6px;
  font-family: sans-serif;
}
.theme-stone .btn-update {
  background: #3a3a3a;
  border-color: #6b6b6b #1a1a1a #1a1a1a #6b6b6b;
}
.theme-stone input[type="checkbox"] {
  border: 2px inset #2b2b2b;
  background: #4a4a4a;
}
.theme-stone input[type="checkbox"]:checked::before {
  color: #fff;
  content: "X";
  font-family: sans-serif;
}
.theme-stone div[style*="background: #c0c0c0"] {
  background: #5c5c5c !important;
  border: 4px solid !important;
  border-color: #2b2b2b #8c8c8c #8c8c8c #2b2b2b !important;
}
.theme-stone div[style*="background: #000"] {
  background: #2b2b2b !important;
  color: #fff !important;
  border: 3px inset #1a1a1a !important;
  font-family: "Georgia", serif;
}

/* =========================================
TEMA 7: LÁSER ROJO (Panel de Control)
========================================= */
.theme-laser {
  background: #050000;
  color: #ff0000;
  font-family: "Arial", sans-serif;
}
.theme-laser .window {
  background: #0a0000;
  border: 2px solid #ff0000;
  border-radius: 0;
  box-shadow: 0 0 20px rgba(255, 0, 0, 0.3);
}
.theme-laser .title-bar {
  background: #ff0000;
  color: #000;
  text-align: center;
  font-weight: 900;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 3px;
}
.theme-laser .player-section {
  background: rgba(255, 0, 0, 0.05);
  border: 1px solid #ff0000;
  padding: 15px;
}
.theme-laser .section-title {
  background: #050000;
  color: #ff0000;
  top: -12px;
  border: 1px solid #ff0000;
  text-shadow: 0 0 5px #ff0000;
  padding: 2px 8px;
}
.theme-laser button {
  background: #000;
  color: #ff0000;
  border: 1px solid #ff0000;
  text-transform: uppercase;
  transition: 0.1s;
  font-weight: bold;
}
.theme-laser button:active {
  background: #ff0000;
  color: #000;
  box-shadow: 0 0 15px #ff0000;
}
.theme-laser input[type="text"],
.theme-laser select {
  background: #000;
  color: #ff0000;
  border: 1px solid #ff0000;
  padding: 6px;
  outline: none;
}
.theme-laser input[type="text"]:focus {
  box-shadow: 0 0 10px #ff0000;
}
.theme-laser .btn-update {
  background: #1a0000;
  border: 1px solid #ff0000;
}
.theme-laser input[type="checkbox"] {
  border: 1px solid #ff0000;
  background: #000;
}
.theme-laser input[type="checkbox"]:checked::before {
  color: #ff0000;
  content: "■";
  font-size: 14px;
  top: -2px;
}
.theme-laser div[style*="background: #c0c0c0"] {
  background: transparent !important;
  border: 1px solid #ff0000 !important;
}
.theme-laser div[style*="background: #000"] {
  background: transparent !important;
  color: #ff0000 !important;
  border: 1px solid #ff0000 !important;
  text-shadow: 0 0 10px #ff0000;
}

/* Ajustes de texto para la vista previa en el Index */
.theme-modern h3,
.theme-modern p {
  color: #fff !important;
}
.theme-modern-light h3,
.theme-modern-light p {
  color: #333 !important;
}
.theme-neon h3,
.theme-neon p {
  color: #0ff !important;
  text-shadow: 0 0 5px #0ff;
}
.theme-pastel h3,
.theme-pastel p {
  color: #d87093 !important;
}
.theme-stone h3,
.theme-stone p {
  color: #f0f0f0 !important;
  font-family: "Georgia", serif;
}
.theme-laser h3,
.theme-laser p {
  color: #ff0000 !important;
  text-shadow: 0 0 5px #ff0000;
  text-transform: uppercase;
}