/* ================================
   RESET BÁSICO
================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
}

body {
  background: radial-gradient(circle at top, #0e1b14, #050805);
  color: #e8e8e8;
  min-height: 100vh;
}

/* ================================
   HEADER
================================ */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: linear-gradient(90deg, #0f3d2e, #0b1f18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.title-header {
  font-size: 20px;
  font-weight: 700;
  color: #19e68c;
  text-decoration: none;
  letter-spacing: 0.5px;
}

.prelogo img {
  height: 42px;
  transition: transform 0.3s ease;
}

.prelogo img:hover {
  transform: scale(1.05);
}

/* ================================
   MAIN CONTENEDOR
================================ */
.main-frame {
  max-width: 1200px;
  margin: auto;
  padding: 18px 14px 30px;
}

/* ================================
   TITULO
================================ */
.centerfull {
  text-align: center;
  width: 100%;
}

h1 {
  font-size: 28px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 14px;
  text-shadow: 0 0 12px rgba(25, 230, 140, 0.25);
}

/* ================================
   PLAYER
================================ */
.subiframe {
  background: linear-gradient(180deg, #0b1f18, #060a08);
  border-radius: 18px;
  padding: 14px;
  box-shadow:
    0 0 0 1px rgba(25, 230, 140, 0.15),
    0 12px 40px rgba(0, 0, 0, 0.85);
}

.preframe {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  overflow: hidden;
  border-radius: 14px;
  background: #000;
}

.preframe iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 14px;
  border: none;
}

/* ================================
   BOTÓN RECARGAR
================================ */
#btnIframe {
  margin-top: 14px;
  padding: 14px 30px;
  font-size: 16px;
  font-weight: 700;
  color: #0b1f18;
  background: linear-gradient(135deg, #19e68c, #f5c16c);
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow:
    0 0 20px rgba(25, 230, 140, 0.45),
    inset 0 0 0 rgba(255, 255, 255, 0);
  transition: all 0.3s ease;
}

#btnIframe:hover {
  transform: translateY(-2px);
  box-shadow:
    0 0 28px rgba(25, 230, 140, 0.75);
}

#btnIframe:active {
  transform: scale(0.97);
}

/* ================================
   TEXTO SEO
================================ */
.margin-top-2 {
  margin-top: 22px;
}

.content-text {
  max-width: 900px;
  margin: auto;
  line-height: 1.7;
  font-size: 15.5px;
  color: #d6f7e7;
  background: linear-gradient(180deg, #0b1f18, #050805);
  padding: 18px 20px;
  border-radius: 14px;
  box-shadow: inset 0 0 0 1px rgba(25, 230, 140, 0.12);
}

.content-text strong {
  color: #19e68c;
}

/* ================================
   FOOTER
================================ */
footer {
  margin-top: 30px;
  padding: 18px;
  background: #050805;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
}

.footer-title {
  display: block;
  font-size: 14px;
  color: #8feec6;
  margin-bottom: 10px;
}

.redes {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 14px;
}

.red-item {
  color: #19e68c;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.25s ease;
}

.red-item:hover {
  color: #f5c16c;
}

/* ================================
   RESPONSIVE
================================ */
@media (max-width: 768px) {
  h1 {
    font-size: 22px;
  }

  #btnIframe {
    width: 100%;
    padding: 14px;
  }

  .content-text {
    font-size: 14.5px;
  }
}