body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background: url('bg_pattern.png') center center fixed;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Header completo */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #e6f1f4;
  padding: 10px 20px;
  position: fixed;
  top: 0;
  width: 100%;
  box-sizing: border-box;
  z-index: 1000;
}

/* Lado izquierdo del header */
.header-left {
  display: flex;
  align-items: center;
}

/* Logo Telegram */
.logo {
  width: 32px;
  height: 32px;
  margin-right: 10px;
}

/* Texto Telegram */
.logo-text {
  font-size: 18px; /* antes era 16px */
  font-weight: 600;
}

/* Botón de descarga */
.download-button {
  background-color: #0088cc;
  color: #fff;
  padding: 6px 14px;
  border-radius: 20px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}
header img {
  height: 28px;
}

header button {
  background-color: #0088cc;
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  border: none;
  cursor: pointer;
}

.card {
  background: white;
  margin-top: 100px;
  padding: 30px;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  max-width: 400px;
  text-align: center;
}

.profile-pic {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
}

h1 {
  font-size: 22px;
  margin: 15px 0 5px;
}

.subscribers {
  color: #888;
  font-size: 15px;
  margin-bottom: 20px;
}

.description {
  margin-bottom: 20px;
  font-size: 16px;
}

.info {
  margin-bottom: 20px;
  font-size: 15px;
}

.btn {
  display: block;
  margin: 10px auto;
  padding: 10px 0;
  width: 80%;
  border-radius: 10px;
  text-decoration: none;
  color: #0088cc;
  border: 2px solid #0088cc;
  font-weight: bold;
}

.btn.primary {
  background-color: #0088cc;
  color: white;
}