* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(135deg, #0a0a12 0%, #1a1a2e 100%);
  font-family: "Segoe UI", system-ui, sans-serif;
  color: #e0e0e0;
  padding: 2rem;
}

.wrap {
  max-width: 420px;
  margin: 0 auto;
}

h1 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: #87ceeb;
}

.card {
  background: rgba(1, 1, 20, 0.9);
  border: 1px solid rgba(135, 206, 235, 0.25);
  border-radius: 14px;
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.card.hidden {
  display: none;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.35rem;
  color: rgba(255, 255, 255, 0.85);
}

.field input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  background: rgba(0, 0, 30, 0.6);
  color: #fff;
}

.field input:focus {
  outline: none;
  border-color: #87ceeb;
  box-shadow: 0 0 0 2px rgba(135, 206, 235, 0.2);
}

.field-hint {
  display: block;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 0.25rem;
}

.actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1.25rem;
}

.actions button {
  padding: 0.6rem 1.2rem;
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  background: linear-gradient(180deg, #87ceeb 0%, #5ba3c6 100%);
  color: #01010a;
  cursor: pointer;
}

.actions button:hover {
  filter: brightness(1.1);
}

.actions a {
  color: #ffd700;
  text-decoration: none;
  font-size: 0.9rem;
}

.actions a:hover {
  text-decoration: underline;
}

.message {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: #87ceeb;
}

.error {
  color: #ff6b6b;
  font-size: 0.9rem;
}

.error.hidden,
.message:empty {
  display: none;
}

#key-prompt input {
  width: 100%;
  padding: 0.6rem;
  margin-bottom: 0.75rem;
  font-size: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(0, 0, 30, 0.6);
  color: #fff;
}

#key-submit {
  padding: 0.6rem 1.2rem;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  background: #ffd700;
  color: #01010a;
  cursor: pointer;
}

#key-submit:hover {
  filter: brightness(1.1);
}

.field-group {
  margin-bottom: 1rem;
}

.field-group > label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.9);
}

.color-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.color-input-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.color-input-wrap input[type="color"] {
  width: 40px;
  height: 36px;
  padding: 2px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
}

.color-input-wrap .color-hex {
  flex: 1;
  min-width: 0;
  font-family: monospace;
  font-size: 0.9rem;
}