/* Steps Component */
/* ========================================== */

/* 단계 표시기 컨테이너 */
.planner-steps-container {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
  margin-bottom: 24px;
}

/* 단계 목록 */
.planner__steps {
  list-style: none;
  display: flex;
  gap: 16px;
  padding: 20px 0;
  margin: 0;
  font-size: 0.9rem;
  color: rgba(15, 28, 46, 0.6);
}

.planner__step {
  flex: 1;
  display: flex;
  justify-content: center;
}

/* 단계 표시기 */
.step-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(26, 115, 232, 0.05);
  border: 2px solid rgba(26, 115, 232, 0.1);
  transition: all 0.3s ease;
  min-width: 100px;
}

.step-indicator.active {
  background: rgba(26, 115, 232, 0.1);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.step-indicator.completed {
  background: rgba(52, 168, 83, 0.1);
  border-color: #34a853;
  color: #34a853;
}

/* 단계 번호 */
.step-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(26, 115, 232, 0.2);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.step-indicator.active .step-number {
  background: var(--color-primary);
  color: white;
}

.step-indicator.completed .step-number {
  background: #34a853;
  color: white;
}

/* 단계 라벨 */
.step-label {
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  line-height: 1.2;
}

/* 플래너 단계 */
.planner-step {
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.planner-step[hidden] {
  display: none !important;
}

.planner-step:not([hidden]) {
  animation: fadeInUp 0.4s ease;
}

/* 전체 페이지 레이아웃 */
.planner-step--full {
  min-height: calc(100vh - 200px);
  display: flex;
  flex-direction: column;
}

/* 단계 헤더 */
.planner-step__header {
  text-align: center;
  margin-bottom: 32px;
  padding: 0 16px;
}

.planner-step__title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0 0 8px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.planner-step__guide {
  font-size: 1.1rem;
  color: rgba(15, 28, 46, 0.7);
  margin: 0;
  line-height: 1.5;
}

/* 단계 콘텐츠 */
.planner-step__content {
  flex: 1;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 16px;
}

/* 단계 액션 */
.planner-step__actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 24px 16px;
  background: var(--color-panel);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.planner-step__actions .btn {
  min-width: 120px;
}

/* 2-3단계에서 이전/다음 버튼이 함께 있을 때의 레이아웃 */
.planner-step__actions:has(.btn--ghost) {
  justify-content: space-between;
}

/* 버퍼 설정 섹션 */
.buffer-settings {
  margin-top: 32px;
  padding: 24px;
  background: var(--color-panel);
  border-radius: var(--radius-base);
  border: 1px solid var(--color-border);
}

.buffer-settings h4 {
  margin: 0 0 16px 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
}

.buffer-settings h4::before {
  content: "⏰";
  margin-right: 8px;
}

.buffer-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

/* 체류 시간 섹션 */
.stay-time-section {
  margin-top: 32px;
  padding: 24px;
  background: var(--color-panel);
  border-radius: var(--radius-base);
  border: 1px solid var(--color-border);
}

.stay-time-section h4 {
  margin: 0 0 16px 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
}

.stay-time-section h4::before {
  content: "⏰";
}

/* 애니메이션 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 반응형 디자인 */
@media (max-width: 768px) {
  .planner__steps {
    gap: 8px;
    padding: 16px 0;
  }
  
  .step-indicator {
    padding: 8px 12px;
    min-width: 80px;
  }
  
  .step-number {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }
  
  .step-label {
    font-size: 0.75rem;
  }
  
  .planner-step__title {
    font-size: 1.5rem;
  }
  
  .planner-step__guide {
    font-size: 1rem;
  }
  
  .buffer-fields {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .planner-step__actions {
    flex-direction: column;
    gap: 12px;
  }
  
  .planner-step__actions .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .planner__steps {
    flex-direction: column;
    gap: 6px;
  }
  
  .step-indicator {
    flex-direction: row;
    justify-content: flex-start;
    gap: 12px;
    min-width: auto;
  }
  
  .step-number {
    width: 24px;
    height: 24px;
    font-size: 0.75rem;
  }
  
  .step-label {
    font-size: 0.8rem;
  }
}

/* 다크 모드 지원 */
@media (prefers-color-scheme: dark) {
  .planner-steps-container {
    background: #f8fafc;
    border-bottom-color: #e2e8f0;
  }
  
  .buffer-settings,
  .stay-time-section {
    background: #ffffff;
    border-color: #e2e8f0;
  }
  
  .planner-step__actions {
    background: #ffffff;
    border-top-color: #e2e8f0;
  }
}

/* PC 화면 최적화 */
@media (min-width: 1024px) {
  .planner-step__title {
    font-size: 1.8rem !important;
  }
  
  .planner-step__guide {
    font-size: 1.1rem !important;
  }
}