/* =================================
   페이지별 특수 스타일 - 파스텔 톤
   ================================= */

/* 메인 페이지 스타일 */
.content {
  animation: fadeInUp 0.6s ease-out;
}

.card {
  animation: fadeInUp 0.6s ease-out;
  animation-fill-mode: both;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }
.card:nth-child(5) { animation-delay: 0.5s; }
.card:nth-child(6) { animation-delay: 0.6s; }

/* 도구 페이지 공통 스타일 */
.tool-container {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  padding: 2rem;
  box-shadow: var(--glass-shadow);
  margin: 2rem auto;
  max-width: 800px;
}

.tool-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--glass-border);
}

.tool-title {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.tool-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
}

.tool-content {
  display: grid;
  gap: 2rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.input-label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.result-container {
  background: linear-gradient(135deg, var(--glass-bg), rgba(238, 233, 218, 0.2));
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  backdrop-filter: blur(10px);
  min-height: 120px;
  position: relative;
}

.result-label {
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.result-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  word-break: break-all;
  line-height: 1.4;
}

.copy-button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--gradient-accent);
  border: none;
  border-radius: 8px;
  color: white;
  padding: 0.5rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.copy-button:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

/* 에러 및 성공 메시지 */
.message {
  padding: 1rem;
  border-radius: 12px;
  margin: 1rem 0;
  font-weight: 500;
  backdrop-filter: blur(10px);
  border: 1px solid;
}

.message-success {
  background: rgba(147, 191, 207, 0.15);
  border-color: var(--pastel-blue-2);
  color: var(--pastel-blue-1);
}

.message-error {
  background: rgba(189, 205, 214, 0.2);
  border-color: var(--pastel-blue-3);
  color: #6b7c87;
}

/* 파일 업로드 영역 */
.file-upload {
  border: 2px dashed var(--glass-border);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  background: linear-gradient(135deg, var(--glass-bg), rgba(238, 233, 218, 0.1));
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.file-upload:hover {
  border-color: var(--text-accent);
  background: linear-gradient(135deg, rgba(96, 150, 180, 0.1), rgba(238, 233, 218, 0.2));
}

.file-upload.dragover {
  border-color: var(--text-accent);
  background: linear-gradient(135deg, rgba(96, 150, 180, 0.2), rgba(238, 233, 218, 0.2));
  transform: scale(1.02);
}

.file-upload-icon {
  font-size: 3rem;
  color: var(--text-accent);
  margin-bottom: 1rem;
}

.file-upload-text {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.file-upload-hint {
  color: var(--text-secondary);
  font-size: 0.9rem;
  opacity: 0.8;
}

/* 옵션 그룹 */
.option-group {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  backdrop-filter: blur(10px);
}

.option-title {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.checkbox-group,
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.checkbox-item,
.radio-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 8px;
  transition: var(--transition-smooth);
}

.checkbox-item:hover,
.radio-item:hover {
  background: var(--dark-glass);
}

.checkbox-item input,
.radio-item input {
  width: 16px;
  height: 16px;
  accent-color: var(--text-accent);
}

/* 통계 카드 */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  transition: var(--transition-smooth);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-large);
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* 반응형 조정 */
@media (max-width: 768px) {
  .tool-container {
    margin: 1rem;
    padding: 1.5rem;
  }
  
  .tool-title {
    font-size: 2rem;
  }
  
  .tool-content {
    gap: 1.5rem;
  }
  
  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
  }
  
  .stat-value {
    font-size: 1.5rem;
  }
}

/* 특수 효과 */
.glow-effect {
  box-shadow: 0 0 20px rgba(96, 150, 180, 0.3);
}

.pulse-effect {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.shake-effect {
  animation: shake 0.5s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}