/* ==========================================================================
   사회복지법인 로사리오 카리타스 - 후원안내 및 온라인 후원신청 스타일시트
   파일: rsc-donation.css
   ========================================================================== */

:root {
  --rsc-red-primary: #c51f26;
  --rsc-red-hover: #a8171d;
  --rsc-red-light: #fef2f2;
  --rsc-red-border: #fecaca;
  --rsc-navy: #1e293b;
  --rsc-navy-dark: #0f172a;
  --rsc-gray-50: #f8fafc;
  --rsc-gray-100: #f1f5f9;
  --rsc-gray-200: #e2e8f0;
  --rsc-gray-300: #cbd5e1;
  --rsc-gray-400: #94a3b8;
  --rsc-gray-600: #475569;
  --rsc-gray-700: #334155;
  --rsc-gray-800: #1e293b;
  --rsc-green: #059669;
  --rsc-green-light: #ecfdf5;
  --rsc-radius-sm: 6px;
  --rsc-radius-md: 10px;
  --rsc-radius-lg: 16px;
  --rsc-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --rsc-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --rsc-shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.06);
}

.rsc-donation-wrap {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
  color: var(--rsc-gray-800);
  background: var(--rsc-gray-50);
  padding: 40px 16px 80px;
  line-height: 1.6;
  box-sizing: border-box;
}

.rsc-donation-container {
  max-width: 980px;
  margin: 0 auto;
}

/* ==========================================================================
   1. 상단 후원안내 & 혜택 소개 (Intro Header & Benefit Cards)
   ========================================================================== */
.rsc-intro-section {
  background: #ffffff;
  border: 1px solid var(--rsc-gray-200);
  border-radius: var(--rsc-radius-lg);
  padding: 44px 36px;
  margin-bottom: 36px;
  box-shadow: var(--rsc-shadow-sm);
  position: relative;
  overflow: hidden;
}

.rsc-intro-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--rsc-red-primary), #e11d48, #f43f5e);
}

.rsc-intro-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--rsc-red-light);
  color: var(--rsc-red-primary);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
  border: 1px solid var(--rsc-red-border);
}

.rsc-intro-title {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 800;
  color: var(--rsc-navy-dark);
  line-height: 1.35;
  margin: 0 0 14px;
  letter-spacing: -0.03em;
}

.rsc-intro-title span.highlight {
  color: var(--rsc-red-primary);
  position: relative;
}

.rsc-intro-desc {
  font-size: 1.02rem;
  color: var(--rsc-gray-600);
  line-height: 1.7;
  margin: 0 0 32px;
  word-break: keep-all;
}

/* 4대 혜택 그리드 */
.rsc-benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.rsc-benefit-card {
  background: var(--rsc-gray-50);
  border: 1px solid var(--rsc-gray-200);
  border-radius: var(--rsc-radius-md);
  padding: 22px 18px;
  text-align: center;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.rsc-benefit-card:hover {
  transform: translateY(-4px);
  border-color: var(--rsc-red-border);
  box-shadow: var(--rsc-shadow-md);
  background: #ffffff;
}

.rsc-benefit-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--rsc-red-light);
  color: var(--rsc-red-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.rsc-benefit-icon svg {
  width: 24px;
  height: 24px;
}

.rsc-benefit-title {
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--rsc-navy);
  margin-bottom: 6px;
}

.rsc-benefit-desc {
  font-size: 0.84rem;
  color: var(--rsc-gray-600);
  line-height: 1.55;
  word-break: keep-all;
}

/* ==========================================================================
   2. 스텝바이스텝 네비게이션 프로그레스 바 (Step Progress Bar)
   ========================================================================== */
.rsc-form-card {
  background: #ffffff;
  border: 1px solid var(--rsc-gray-200);
  border-radius: var(--rsc-radius-lg);
  padding: 40px;
  box-shadow: var(--rsc-shadow-md);
}

.rsc-step-progress {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  margin-bottom: 40px;
  padding: 0 10px;
}

.rsc-step-progress::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 30px;
  right: 30px;
  height: 3px;
  background: var(--rsc-gray-200);
  z-index: 1;
}

.rsc-step-progress-fill {
  position: absolute;
  top: 22px;
  left: 30px;
  height: 3px;
  background: var(--rsc-red-primary);
  z-index: 2;
  transition: width 0.35s ease;
  width: 0%;
}

.rsc-step-item {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: default;
}

.rsc-step-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ffffff;
  border: 3px solid var(--rsc-gray-300);
  color: var(--rsc-gray-400);
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 0 0 4px #ffffff;
}

.rsc-step-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--rsc-gray-400);
  transition: color 0.3s ease;
  white-space: nowrap;
}

.rsc-step-item.active .rsc-step-circle {
  background: var(--rsc-red-primary);
  border-color: var(--rsc-red-primary);
  color: #ffffff;
  box-shadow: 0 0 0 4px var(--rsc-red-light);
}

.rsc-step-item.active .rsc-step-label {
  color: var(--rsc-red-primary);
  font-weight: 800;
}

.rsc-step-item.completed .rsc-step-circle {
  background: var(--rsc-navy);
  border-color: var(--rsc-navy);
  color: #ffffff;
}

.rsc-step-item.completed .rsc-step-label {
  color: var(--rsc-navy);
}

/* ==========================================================================
   3. 스텝 패널 기본 스타일
   ========================================================================== */
.rsc-step-panel {
  display: none;
  animation: rscFadeIn 0.35s ease forwards;
}

.rsc-step-panel.is-active {
  display: block;
}

@keyframes rscFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.rsc-panel-header {
  border-bottom: 2px solid var(--rsc-gray-100);
  padding-bottom: 16px;
  margin-bottom: 28px;
}

.rsc-panel-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--rsc-navy-dark);
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.rsc-panel-title .badge-num {
  display: inline-block;
  background: var(--rsc-red-light);
  color: var(--rsc-red-primary);
  font-size: 0.82rem;
  padding: 3px 9px;
  border-radius: 999px;
  font-weight: 800;
}

.rsc-panel-sub {
  font-size: 0.92rem;
  color: var(--rsc-gray-600);
  margin: 0;
}

/* 폼 그룹 및 레이블 */
.rsc-form-group {
  margin-bottom: 24px;
}

.rsc-form-label {
  display: block;
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--rsc-navy);
  margin-bottom: 8px;
}

.rsc-form-label .req {
  color: var(--rsc-red-primary);
  margin-left: 2px;
}

.rsc-form-label .hint {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--rsc-gray-600);
  margin-left: 6px;
}

/* 인풋 및 셀렉트 공통 */
.rsc-input,
.rsc-select {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--rsc-gray-800);
  background: #ffffff;
  border: 1.5px solid var(--rsc-gray-300);
  border-radius: var(--rsc-radius-sm);
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.rsc-input:focus,
.rsc-select:focus {
  outline: none;
  border-color: var(--rsc-red-primary);
  box-shadow: 0 0 0 3px var(--rsc-red-light);
}

.rsc-input:disabled {
  background: var(--rsc-gray-100);
  color: var(--rsc-gray-400);
  cursor: not-allowed;
  border-color: var(--rsc-gray-200);
}

/* ==========================================================================
   4. STEP 1: 후원분야 & 금액 선택 스타일
   ========================================================================== */
.rsc-notice-banner {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: var(--rsc-radius-md);
  padding: 14px 18px;
  font-size: 0.88rem;
  color: #9a3412;
  margin-bottom: 24px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.55;
}

.rsc-notice-banner svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* 후원 유형 카드 셀렉터 */
.rsc-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

.rsc-type-card {
  position: relative;
  border: 2px solid var(--rsc-gray-200);
  border-radius: var(--rsc-radius-md);
  padding: 20px 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  background: #ffffff;
  display: flex;
  flex-direction: column;
}

.rsc-type-card:hover {
  border-color: var(--rsc-red-border);
  background: var(--rsc-gray-50);
}

.rsc-type-card input[type="radio"] {
  position: absolute;
  top: 16px;
  right: 16px;
  accent-color: var(--rsc-red-primary);
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.rsc-type-card.is-selected {
  border-color: var(--rsc-red-primary);
  background: var(--rsc-red-light);
}

.rsc-type-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--rsc-navy);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.rsc-type-desc {
  font-size: 0.84rem;
  color: var(--rsc-gray-600);
  line-height: 1.5;
}

/* 지정 후원 세부 카테고리 태그 */
.rsc-subfield-wrap {
  display: none;
  background: var(--rsc-gray-50);
  border: 1px solid var(--rsc-gray-200);
  border-radius: var(--rsc-radius-md);
  padding: 20px;
  margin-bottom: 24px;
  animation: rscFadeIn 0.25s ease;
}

.rsc-subfield-wrap.is-visible {
  display: block;
}

.rsc-subfield-title {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--rsc-navy);
  margin-bottom: 12px;
}

.rsc-subfield-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.rsc-sub-option {
  position: relative;
  cursor: pointer;
}

.rsc-sub-option input[type="radio"] {
  display: none;
}

.rsc-sub-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  background: #ffffff;
  border: 1.5px solid var(--rsc-gray-300);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--rsc-gray-700);
  transition: all 0.2s ease;
}

.rsc-sub-option input[type="radio"]:checked + .rsc-sub-pill {
  background: var(--rsc-red-primary);
  border-color: var(--rsc-red-primary);
  color: #ffffff;
}

.rsc-custom-field-input {
  display: none;
  margin-top: 12px;
}

.rsc-custom-field-input.is-visible {
  display: block;
}

/* 금액 선택 버튼 그리드 */
.rsc-amount-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}

.rsc-amount-btn {
  height: 48px;
  background: #ffffff;
  border: 1.5px solid var(--rsc-gray-300);
  border-radius: var(--rsc-radius-sm);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--rsc-gray-700);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rsc-amount-btn:hover {
  border-color: var(--rsc-red-border);
  color: var(--rsc-red-primary);
}

.rsc-amount-btn.is-selected {
  background: var(--rsc-red-primary);
  border-color: var(--rsc-red-primary);
  color: #ffffff;
}

.rsc-custom-amount-wrap {
  display: none;
  position: relative;
  margin-top: 12px;
}

.rsc-custom-amount-wrap.is-visible {
  display: block;
}

.rsc-custom-amount-wrap .unit {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--rsc-gray-600);
}

/* ==========================================================================
   5. STEP 2: 후원자 정보 입력 스타일 (이메일 없음 등)
   ========================================================================== */
.rsc-member-type-toggle {
  display: flex;
  gap: 20px;
  margin-bottom: 18px;
}

.rsc-radio-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--rsc-gray-700);
}

.rsc-radio-label input[type="radio"] {
  accent-color: var(--rsc-red-primary);
  width: 17px;
  height: 17px;
}

.rsc-grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* 이메일 입력 그룹 */
.rsc-email-group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.rsc-email-group .rsc-input,
.rsc-email-group .rsc-select {
  flex: 1;
}

.rsc-email-sep {
  font-weight: 700;
  color: var(--rsc-gray-400);
}

.rsc-checkbox-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--rsc-gray-700);
  user-select: none;
}

.rsc-checkbox-wrap input[type="checkbox"] {
  accent-color: var(--rsc-red-primary);
  width: 17px;
  height: 17px;
  cursor: pointer;
}

/* 주소 검색 그룹 */
.rsc-address-search-row {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}

.rsc-address-search-row .rsc-input {
  max-width: 160px;
}

.rsc-btn-secondary {
  height: 48px;
  padding: 0 20px;
  background: var(--rsc-navy);
  color: #ffffff;
  border: none;
  border-radius: var(--rsc-radius-sm);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  white-space: nowrap;
}

.rsc-btn-secondary:hover {
  background: var(--rsc-navy-dark);
}

.rsc-address-detail-row {
  margin-top: 10px;
}

/* ==========================================================================
   6. STEP 3: 기부금 영수증 & 동의서 스타일
   ========================================================================== */
.rsc-receipt-box {
  background: var(--rsc-gray-50);
  border: 1px solid var(--rsc-gray-200);
  border-radius: var(--rsc-radius-md);
  padding: 24px;
  margin-bottom: 24px;
}

.rsc-receipt-input-wrap {
  display: none;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--rsc-gray-200);
}

.rsc-receipt-input-wrap.is-visible {
  display: block;
}

.rsc-law-notice {
  background: #f8fafc;
  border: 1px solid var(--rsc-gray-300);
  border-radius: var(--rsc-radius-sm);
  padding: 12px 14px;
  font-size: 0.82rem;
  color: var(--rsc-gray-600);
  line-height: 1.55;
  margin-top: 10px;
}

/* 동의 항목 테이블 / 박스 */
.rsc-agreement-box {
  border: 1px solid var(--rsc-gray-200);
  border-radius: var(--rsc-radius-md);
  margin-bottom: 24px;
  overflow: hidden;
}

.rsc-agreement-item {
  padding: 18px 20px;
  border-bottom: 1px solid var(--rsc-gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #ffffff;
}

.rsc-agreement-item:last-child {
  border-bottom: none;
}

.rsc-agreement-item.required-all {
  background: var(--rsc-gray-50);
  font-weight: 800;
}

.rsc-agreement-info {
  flex: 1;
  padding-right: 16px;
}

.rsc-agreement-tag {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 4px;
  margin-right: 6px;
}

.rsc-agreement-tag.opt {
  background: var(--rsc-gray-200);
  color: var(--rsc-gray-700);
}

.rsc-agreement-tag.req {
  background: #fee2e2;
  color: #dc2626;
}

.rsc-agreement-desc {
  font-size: 0.82rem;
  color: var(--rsc-gray-600);
  margin-top: 4px;
}

.rsc-agreement-choices {
  display: flex;
  gap: 14px;
  flex-shrink: 0;
}

/* ==========================================================================
   7. STEP 4: 완료 & 10개 후원계좌 리스트 스타일
   ========================================================================== */
.rsc-success-card {
  text-align: center;
  padding: 20px 0 32px;
}

.rsc-success-icon {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--rsc-green-light);
  color: var(--rsc-green);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}

.rsc-success-icon svg {
  width: 36px;
  height: 36px;
}

.rsc-success-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--rsc-navy-dark);
  margin-bottom: 8px;
}

.rsc-success-subtitle {
  font-size: 0.98rem;
  color: var(--rsc-gray-600);
  margin-bottom: 24px;
}

/* 신청 요약 표 */
.rsc-summary-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--rsc-gray-50);
  border-radius: var(--rsc-radius-md);
  overflow: hidden;
  border: 1px solid var(--rsc-gray-200);
  margin-bottom: 32px;
  text-align: left;
}

.rsc-summary-table th,
.rsc-summary-table td {
  padding: 13px 18px;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--rsc-gray-200);
}

.rsc-summary-table tr:last-child th,
.rsc-summary-table tr:last-child td {
  border-bottom: none;
}

.rsc-summary-table th {
  width: 25%;
  background: #f1f5f9;
  color: var(--rsc-navy);
  font-weight: 700;
}

.rsc-summary-table td {
  color: var(--rsc-gray-800);
}

/* 후원 계좌 그리드 */
.rsc-accounts-header {
  text-align: left;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--rsc-red-primary);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.rsc-accounts-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--rsc-navy-dark);
  margin: 0;
}

.rsc-accounts-holder {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--rsc-red-primary);
}

.rsc-accounts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 28px;
  text-align: left;
}

.rsc-account-card {
  background: #ffffff;
  border: 1.5px solid var(--rsc-gray-200);
  border-radius: var(--rsc-radius-sm);
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.2s ease;
}

.rsc-account-card:hover {
  border-color: var(--rsc-red-primary);
  box-shadow: var(--rsc-shadow-sm);
}

.rsc-bank-name {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--rsc-navy);
  margin-bottom: 2px;
}

.rsc-account-num {
  font-size: 0.95rem;
  font-family: monospace, sans-serif;
  font-weight: 700;
  color: var(--rsc-gray-700);
  letter-spacing: 0.02em;
}

.rsc-btn-copy {
  background: var(--rsc-gray-100);
  color: var(--rsc-gray-700);
  border: 1px solid var(--rsc-gray-300);
  border-radius: var(--rsc-radius-sm);
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.rsc-btn-copy:hover {
  background: var(--rsc-red-primary);
  border-color: var(--rsc-red-primary);
  color: #ffffff;
}

/* 하단 유의사항 알림 박스 */
.rsc-deposit-guide {
  background: var(--rsc-red-light);
  border: 1px solid var(--rsc-red-border);
  border-radius: var(--rsc-radius-md);
  padding: 18px 20px;
  text-align: left;
  font-size: 0.88rem;
  color: #991b1b;
  line-height: 1.6;
}

.rsc-deposit-guide strong {
  color: #7f1d1d;
  font-weight: 800;
}

/* ==========================================================================
   8. 하단 스텝 이동 버튼 바 (Navigation Buttons)
   ========================================================================== */
.rsc-btn-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--rsc-gray-200);
}

.rsc-btn-prev {
  height: 50px;
  padding: 0 24px;
  background: var(--rsc-gray-100);
  color: var(--rsc-gray-700);
  border: 1px solid var(--rsc-gray-300);
  border-radius: var(--rsc-radius-sm);
  font-size: 0.98rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.rsc-btn-prev:hover {
  background: var(--rsc-gray-200);
  color: var(--rsc-navy);
}

.rsc-btn-next,
.rsc-btn-submit {
  height: 50px;
  padding: 0 32px;
  background: var(--rsc-red-primary);
  color: #ffffff;
  border: none;
  border-radius: var(--rsc-radius-sm);
  font-size: 1.02rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 10px rgba(197, 31, 38, 0.25);
}

.rsc-btn-next:hover,
.rsc-btn-submit:hover {
  background: var(--rsc-red-hover);
  box-shadow: 0 6px 14px rgba(197, 31, 38, 0.35);
}

/* 토스트 메시지 */
.rsc-toast {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--rsc-navy-dark);
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  z-index: 99999;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.rsc-toast.is-show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ==========================================================================
   9. 반응형 미디어 쿼리 (모바일 / 태블릿 최적화)
   ========================================================================== */
@media (max-width: 860px) {
  .rsc-benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .rsc-card-grid {
    grid-template-columns: 1fr;
  }
  .rsc-amount-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .rsc-accounts-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .rsc-donation-wrap {
    padding: 20px 10px 60px;
  }
  .rsc-intro-section,
  .rsc-form-card {
    padding: 24px 18px;
    border-radius: 12px;
  }
  .rsc-benefits-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .rsc-step-circle {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
  }
  .rsc-step-label {
    font-size: 0.75rem;
  }
  .rsc-grid-2col {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .rsc-amount-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .rsc-email-group {
    flex-direction: column;
    align-items: stretch;
  }
  .rsc-email-sep {
    display: none;
  }
  .rsc-agreement-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .rsc-summary-table th {
    width: 35%;
  }
}