[data-theme="libadwaita"] {
  --bg:        #f6f5f4;
  --bg-2:      #ffffff;
  --bg-3:      #f0efee;

  --border:       rgba(0, 0, 0, 0.10);
  --border-hover: rgba(0, 0, 0, 0.22);

  --mint:         #3584e4;
  --mint-dim:     rgba(53, 132, 228, 0.6);
  --mint-glow:    rgba(53, 132, 228, 0.08);

  --accent:       #3584e4;
  --accent-glow:  rgba(53, 132, 228, 0.14);

  --text:         #2e3436;
  --text-dim:     #77767b;
  --text-bright:  #1a1a1a;

  --font-sans: 'Adwaita Sans', sans-serif;
  --font-mono: 'Adwaita Mono', monospace;
}
[data-theme="libadwaita"] .save-btn {
  box-shadow: 0 0 8px rgba(53, 132, 228, 0.12);
}

[data-theme="libadwaita"] .save-btn:hover:not(:disabled) {
  background: #62a0ea;
  box-shadow: 0 0 14px rgba(53, 132, 228, 0.22);
}

[data-theme="libadwaita"] #submit-button {
  box-shadow: 0 0 8px rgba(53, 132, 228, 0.12);
}

[data-theme="libadwaita"] #submit-button:hover {
  background: #62a0ea;
  box-shadow: 0 0 12px rgba(53, 132, 228, 0.22);
}

[data-theme="libadwaita"] #login-btn {
  box-shadow: 0 0 12px rgba(53, 132, 228, 0.14);
}

[data-theme="libadwaita"] #login-btn:hover {
  background: #62a0ea;
  box-shadow: 0 0 20px rgba(53, 132, 228, 0.25);
}

[data-theme="libadwaita"] .upload-bar {
  box-shadow: 0 0 6px rgba(53, 132, 228, 0.35);
}