/* Components - 按钮、输入框、卡片、勋章、证书 */

/* Card Base */
.card {
  background: rgba(15, 21, 40, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(125, 211, 252, 0.12);
  border-radius: var(--card-radius);
  box-shadow:
    0 0 30px rgba(125, 211, 252, 0.04),
    inset 0 1px 0 rgba(255,255,255,0.05);
  padding: var(--card-padding);
}

/* Aurora Border Card */
.card-aurora {
  position: relative;
}

.card-aurora::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: conic-gradient(
    from var(--aurora-angle),
    transparent 0%,
    var(--cyan-glow) 10%,
    transparent 20%,
    var(--purple-glow) 40%,
    transparent 50%,
    var(--gold-glow) 70%,
    transparent 80%
  );
  opacity: 0.5;
  filter: blur(2px);
  animation: aurora-rotate 8s linear infinite;
  z-index: -1;
}

/* Primary Button */
.btn-primary {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.2), rgba(124, 58, 237, 0.2));
  border: 1px solid rgba(125, 211, 252, 0.3);
  border-radius: var(--button-radius);
  color: var(--cyan-glow);
  height: var(--button-height);
  padding: 0 32px;
  font-family: var(--font-cn-body);
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary:hover, .btn-primary:active {
  border-color: rgba(125, 211, 252, 0.6);
  box-shadow: 0 0 20px rgba(125, 211, 252, 0.15);
  transform: translateY(-1px);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(240, 241, 245, 0.08), transparent);
  animation: btn-shimmer 3s ease-in-out infinite;
}

/* Ghost Button */
.btn-ghost {
  background: transparent;
  border: 1px solid rgba(139, 146, 168, 0.3);
  border-radius: var(--button-radius);
  color: var(--silver-300);
  height: var(--button-height);
  padding: 0 24px;
  font-family: var(--font-cn-body);
  font-size: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-ghost:hover, .btn-ghost:active {
  border-color: rgba(139, 146, 168, 0.5);
  color: var(--silver-200);
}

/* Input Terminal */
.input-terminal {
  background: rgba(5, 8, 15, 0.8);
  border: 1px solid rgba(125, 211, 252, 0.2);
  border-radius: 10px;
  color: var(--cyan-glow);
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 8px;
  text-align: center;
  height: 52px;
  width: 100%;
  max-width: 260px;
  caret-color: var(--cyan-glow);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.input-terminal:focus {
  outline: none;
  border-color: rgba(125, 211, 252, 0.5);
  box-shadow: 0 0 20px rgba(125, 211, 252, 0.08);
}

.input-terminal.breathing {
  animation: input-breathe 3s ease-in-out infinite;
}

.input-terminal.error {
  border-color: var(--error);
  animation: shake 0.3s ease;
}

.input-terminal.success {
  border-color: var(--success);
}

/* Text Input (smaller letter spacing) */
.input-terminal[type="text"] {
  letter-spacing: 2px;
  font-size: 16px;
}

/* Textarea */
.wish-textarea {
  height: auto;
  min-height: 100px;
  max-width: 100%;
  resize: none;
  padding: 16px;
  font-size: 16px;
  letter-spacing: 0;
  text-align: left;
  line-height: 1.5;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.badge-success {
  background: rgba(74, 222, 128, 0.15);
  color: var(--success);
  border: 1px solid rgba(74, 222, 128, 0.3);
}

/* Option Button */
.option-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  background: rgba(15, 21, 40, 0.5);
  border: 1px solid rgba(125, 211, 252, 0.15);
  border-radius: 12px;
  color: var(--silver-200);
  font-size: 15px;
  text-align: left;
  cursor: pointer;
  transition: all 0.3s ease;
}

.option-btn:hover {
  border-color: rgba(125, 211, 252, 0.3);
  background: rgba(15, 21, 40, 0.7);
}

.option-btn.selected {
  border-color: var(--cyan-glow);
  background: rgba(125, 211, 252, 0.1);
}

.option-btn.correct {
  border-color: var(--success);
  background: rgba(74, 222, 128, 0.1);
}

.option-btn.wrong {
  border-color: var(--error);
  background: rgba(248, 113, 113, 0.1);
  animation: shake 0.3s ease;
}

.option-label {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(125, 211, 252, 0.1);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan-glow);
  flex-shrink: 0;
}

.option-text {
  flex: 1;
}

.options-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 24px 0;
}

/* Result Card */
.result-card {
  margin-top: 24px;
  text-align: center;
  padding: 24px;
}

.result-card p {
  margin: 8px 0;
}

.result-card .medal-earned {
  font-size: 14px;
  color: var(--gold);
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(251, 191, 36, 0.2);
}

/* Hint Text */
.hint-text {
  font-size: 14px;
  color: var(--silver-300);
  margin-top: 16px;
  min-height: 20px;
}

/* Error Text */
.error-text {
  font-size: 14px;
  color: var(--error);
  margin-top: 12px;
  min-height: 20px;
}

/* Share Buttons */
.share-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 24px 0;
}

.share-btn {
  padding: 12px 16px;
  background: rgba(15, 21, 40, 0.5);
  border: 1px solid rgba(125, 211, 252, 0.15);
  border-radius: 10px;
  color: var(--silver-200);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.share-btn:hover {
  border-color: rgba(125, 211, 252, 0.3);
  background: rgba(15, 21, 40, 0.7);
}

/* Button Group */
.btn-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

/* Level Input Area */
.level-input-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin: 24px 0;
}