body {
  background: radial-gradient(circle at top, #1b1f3a, #0d0f1f);
  font-family: 'Poppins', sans-serif;
  color: #fff;
}
.hosting {
  margin: 0;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;  
}
.navbar {
  background-color: #151820;
}
.navbar-nav .nav-link {
  color: #b0b3b8;
  font-weight: 500;
  transition: all 0.2s ease;
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: #6d6dff;
  border-bottom: 3px solid #6d6dff;
}
.btn-upload {
  border: 1px solid #6d6dff;
  color: #6d6dff;
  border-radius: 50px;
  padding: 0.375rem 1rem;
  font-weight: 600;
  transition: all 0.3s ease;
}
.btn-upload:hover {
  background-color: #6d6dff;
  color: #fff;
}
.theme-toggle {
  background: none;
  border: none;
  color: #b0b3b8;
  font-size: 1.5rem;
  transition: all 0.3s ease;
}
.theme-toggle:hover { color:#fff; }
.logo-img { width: 40px; height:36px; }
.navbar-toggler { border:none; }
.navbar-toggler-icon { 
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba%28255,255,255,0.7%29' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E"); 
}
.upload-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 30px 35px;
  text-align: center;
  max-width: 420px;
  width: 100%;
  margin: 3rem auto;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
  transition: transform 0.3s ease;
}
h3 { font-weight:600; margin-bottom:10px; }
p { color:#b0b0b0; margin-bottom:25px; font-size:0.95rem; }
input[type="file"] { display:none; }
.custom-file-label {
  display: inline-block;
  background: #2b2e4a;
  color: #ccc;
  border: 2px dashed #444;
  padding: 14px 20px;
  width: 75%;
  border-radius: 10px;
  cursor: pointer;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}
.custom-file-label:hover {
  border-color: #9b5de5;
  color: #fff;
  background: #3b3f63;
}
.btn-purple {
  background: linear-gradient(135deg, #9b5de5, #6a11cb);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-weight: 600;
  padding: 12px 35px;
  margin-top: 20px;
  transition: all 0.3s ease;
}
.btn-purple:hover {
  transform: scale(1.05);
  background: linear-gradient(135deg, #b96df5, #822aff);
}
.small-text { color:#aaa; font-size:0.85rem; margin-top:15px; }
#progressWrapper { width:100%; max-width:400px; margin:20px auto; border:1px solid #ccc; border-radius:5px; display:none; }
#progressBar { width:0%; height:25px; background:#4caf50; color:#fff; line-height:25px; text-align:center; border-radius:5px; }
#status { margin-top:20px; font-size:0.9rem; color:#c8c8c8; }
.top-icon { width:50px; margin-top:4rem; }


/* Light Theme */
.light-theme body {
    background: #f5f5f5;
    color: #111;
}
.light-theme .upload-card {
    background: rgba(255, 255, 255, 0.95);
    color: #111;
    border: 1px solid #ccc;
}
.light-theme .custom-file-label {
    background: #e0e0e0;
    color: #111;
    border-color: #aaa;
}
.light-theme .btn-purple {
    background: linear-gradient(135deg, #6a11cb, #9b5de5);
    color: #fff;
}
.light-theme .navbar {
    background-color: #fff;
}
.light-theme .navbar-nav .nav-link {
    color: #333;
}
.light-theme .navbar-nav .nav-link.active,
.light-theme .navbar-nav .nav-link:hover {
    color: #6d6dff;
}

/* Dark theme already default */
.dark-theme body {
  background: #0b0a0a; /* solid black background */
  color: #fff;      /* keep text white */
}
.dark-theme .upload-card { background: rgba(255,255,255,0.08); color:#fff; }
.dark-theme .custom-file-label { background: #2b2e4a; color: #ccc; border-color: #444; }
.dark-theme .btn-purple { background: linear-gradient(135deg, #9b5de5, #6a11cb); color:#fff; }
.dark-theme .navbar { background-color: #151619; }
.dark-theme .navbar-nav .nav-link { color: #b0b3b8; }
.dark-theme .navbar-nav .nav-link.active,
.dark-theme .navbar-nav .nav-link:hover { color: #6d6dff; }