@charset "utf-8";
/* CSS Document */
@import url("https://fonts.googleapis.com/css2?family=Roboto+Flex:opsz@8..144&display=swap");

/* 🎨 Paleta moderna - temática musical */
:root {
  --color-bg: #0b0b12;              /* fondo principal, oscuro elegante */
  --color-surface: #1a1a26;         /* fondo secundario (contenedores) */
  --color-accent: #7a5cff;          /* violeta neón */
  --color-highlight: #00ffc6;       /* cian vibrante */
  --color-text: #f5f5f5;            /* texto principal */
  --color-text-muted: #b5b5c3;      /* texto secundario */
  --color-border: #2c2c3a;          /* bordes suaves */
  --color-button: #7a5cff;          /* botón principal */
  --color-button-hover: #00ffc6;    /* hover del botón */
  --color-header: #11111a;          /* header/footer */
  --color-link: #00ffc6;            /* links */
  --color-table-odd: #1f1f2b;       /* filas impares */
  --color-table-even: #2a2a38;      /* filas pares */
}

/* Fuente y fondo general */
body {
  font-family: "Roboto Flex", sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  margin: 0;
}

/* Contenedor general */
#contenedor {
  width: 100%;
  display: flex;
  flex-direction: column;
}

/* Contenido principal */
main {
  padding: 20px;
  min-height: 250px;
}

/* Títulos */
h1,
h2,
h3,
h5,
h6 {
  color: var(--color-accent);
}

h2 {
  font-weight: 800;
  color: var(--color-highlight);
  text-transform: uppercase;
}

h4 {
  margin-top: 26px;
  font-weight: 600;
  color: var(--color-highlight);
}

/* NAV */
#navPrincipal {
  float: right;
  margin-top: 5px;
  margin-right: 10px;
  max-width: 700px;
}

#navPrincipal li {
  list-style-type: none;
  padding: 10px;
  margin: 5px;
  float: left;
}

header img {
  margin: 20px;
  width: 100px;
  border: 1px solid var(--color-border);
}

#navPrincipal a {
  cursor: pointer;
  color: var(--color-text);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

#navPrincipal a:hover {
  color: var(--color-highlight);
}

header {
  background-color: var(--color-header);
  clear: both;
  color: var(--color-text);
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
}

/* TABLAS */
table,
th,
td {
  border-collapse: collapse;
  border: none;
  padding: 8px 15px;
  background-color: var(--color-surface);
  color: var(--color-text);
  text-align: center;
}

thead {
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-header);
  color: var(--color-highlight);
  font-weight: normal;
}

table tr:nth-child(odd) td {
  background-color: var(--color-table-odd);
}

table tr:nth-child(even) td {
  background-color: var(--color-table-even);
}

/* Labels */
label {
  text-transform: uppercase;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* Inputs */
input,
textarea,
select {
  margin: 0 10px 10px 0;
  display: block;
  min-width: 200px;
  padding: 0.375rem 0.75rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: 0.25rem;
  transition: all 0.2s ease-in-out;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--color-highlight);
  box-shadow: 0 0 6px var(--color-highlight);
}

/* Área de texto */
.textArea {
  min-height: 80px;
}

/* Botones */
input[type="button"],
button {
  background-color: var(--color-button);
  color: var(--color-text);
  border: 1px solid var(--color-accent);
  border-radius: 6px;
  min-width: 100px;
  height: 35px;
  text-transform: uppercase;
  transition: all 0.2s ease-in-out;
}

input[type="button"]:hover {
  background-color: var(--color-button-hover);
  border: 1px solid var(--color-highlight);
  color: var(--color-bg);
}

input[type="button"]:disabled {
  background-color: #555;
}

/* Footer */
footer {
  background-color: var(--color-header);
  clear: both;
  padding: 20px;
  color: var(--color-text-muted);
  font-size: 12px;
}

footer a {
  cursor: pointer;
  color: var(--color-link);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

footer a:hover {
  color: var(--color-accent);
}