* {
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  margin: 0;
  height: 100vh;
  background: #020617;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  color: white;
}

/* Glass card */
.glass-card {
  width: 360px;
  padding: 30px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
  box-shadow: 10px 10px 50px rgba(140, 172, 209, 0.5);
  z-index: 2;
}

.subtitle {
  font-size: 14px;
  color: #cbd5f5;
  margin-bottom: 20px;
}

input {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: none;
  outline: none;
  background: rgba(255,255,255,0.1);
  color: white;
  margin-bottom: 15px;
}

button {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: white;
  font-size: 15px;
  cursor: pointer;
}

button:hover {
  opacity: 0.9;
}

.loader {
  margin: 15px auto;
  width: 30px;
  height: 30px;
  border: 4px solid rgba(255,255,255,0.2);
  border-top: 4px solid #60a5fa;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.result {
  margin-top: 15px;
  background: rgba(0,0,0,0.3);
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  word-break: break-all;
}

.hidden {
  display: none;
}

/* Background blobs */
.blob {
  position: absolute;
  width: 300px;
  height: 300px;
  filter: blur(120px);
  opacity: 0.6;
}

.blob1 {
  background: #2772eb;
  top: -100px;
  left: -100px;
}

.blob2 {
  background: #7d24d1;
  bottom: -100px;
  right: -100px;
}
/* --- Toast --- */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: #22c55e;
  color: black;
  padding: 10px 18px;
  border-radius: 20px;
  font-size: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
  z-index: 99;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.toast.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(20px);
}

/* --- Copy Button --- */
.copy-btn {
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  border: none;
  background: #0f172a;
  color: #c7d2fe;
  cursor: pointer;
  font-size: 13px;
}

.copy-btn:hover {
  background: #1e293b;
}