* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  background-color: #05070c;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(18, 247, 214, 0.08), transparent 30%),
    radial-gradient(circle at 80% 10%, rgba(124, 58, 237, 0.08), transparent 30%),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.02) 0, rgba(255,255,255,0.02) 1px, transparent 1px, transparent 36px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.02) 0, rgba(255,255,255,0.02) 1px, transparent 1px, transparent 36px);
  color: #e2e8f0;
  min-height: 100vh;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 16px;
}

.hero,
.card {
  background: rgba(10, 18, 32, 0.9);
  border: 1px solid rgba(18, 247, 214, 0.25);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(10px);
}

.drag-hover {
  outline: 2px dashed #7c3aed;
  outline-offset: 4px;
}

.strength {
  margin-top: 6px;
  font-size: 12px;
  color: #e5e7eb;
}
.strength.weak { color: #f87171; }
.strength.medium { color: #fbbf24; }
.strength.strong { color: #34d399; }

.hero {
  margin-bottom: 20px;
}

.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(18, 247, 214, 0.18);
  color: #12f7d6;
  font-size: 12px;
  font-weight: bold;
  margin-bottom: 14px;
  }

h1 {
  margin: 0 0 10px;
  font-size: 2.2rem;
}

h2 {
  margin-top: 0;
  font-size: 1.4rem;
}

p {
  color: #d1d5db;
  line-height: 1.6;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

label {
  display: block;
  margin: 14px 0 8px;
  font-weight: bold;
  color: #f8fafc;
}

input,
textarea {
  width: 100%;
  border: 1px solid #1f2937;
  border-radius: 14px;
  padding: 14px;
  font-size: 15px;
  background: #080f1d;
  color: #e2e8f0;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus,
textarea:focus {
  border-color: #12f7d6;
  box-shadow: 0 0 0 3px rgba(18, 247, 214, 0.15);
}

textarea {
  min-height: 170px;
  resize: vertical;
}

.buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
}

button {
  border: none;
  border-radius: 16px;
  padding: 12px 18px;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
  color: #061019;
  background: #12f7d6;
  transition: transform 0.15s ease, opacity 0.15s ease;
  box-shadow: 0 10px 30px rgba(18, 247, 214, 0.25);
}

button:hover {
  transform: translateY(-1px);
  opacity: 0.95;
}

.secondary {
  background: #7c3aed;
  color: #f8fafc;
  box-shadow: 0 10px 30px rgba(124, 58, 237, 0.22);
}

.danger {
  background: #f97316;
  color: #0b0f17;
  box-shadow: 0 10px 30px rgba(249, 115, 22, 0.22);
}

.muted {
  color: #94a3b8;
  font-size: 13px;
  margin-top: 10px;
}

.footer {
  text-align: center;
  color: #94a3b8;
  margin-top: 18px;
  font-size: 13px;
}

.notice {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(18, 247, 214, 0.08);
  border: 1px solid rgba(18, 247, 214, 0.18);
  color: #c7fcec;
}

.output-box {
  margin-top: 16px;
  padding: 14px;
  border-radius: 16px;
  background: #0b1220;
  border: 1px solid #334155;
  min-height: 120px;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.status-ok {
  color: #12f7d6;
}

.status-bad {
  color: #f97316;
}

code {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 8px;
}

.panel-card:hover {
   transform: translateY(-5px) scale(1.02);
   background: rgba(18, 247, 214, 0.08);
   box-shadow: 0 12px 32px rgba(18, 247, 214, 0.18);
}

.panel-card h2 {
  margin: 10px 0;
}

.panel-card p {
  font-size: 14px;
  opacity: 0.7;
}

.icon {
  font-size: 32px;
}