/* --- Design System Variables --- */
:root {
  --primary: #691524;
  --primary-dark: #4b0e19;
  --primary-light: #942a3d;
  --accent: #fdfdfd;
  --dark: #0e1a14;
  --text: #2d3b36;
  --text-muted: #5f7069;
  --bg-light: #f4f8f6;
  --bg-white: #ffffff;
  --border: #dde8e3;
  --shadow-md: 0 8px 32px rgba(105, 21, 36, 0.10);
  --radius-md: 16px;
  --transition: all 0.35s ease;
}

.services-section.section-pad {
  padding: 80px 0;
}

.donation-tagline {
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 0.9rem;
}

.donation-heading {
  color: var(--dark);
  font-weight: 700;
  font-size: 2.5rem;
  margin-bottom: 1.25rem;
}

.donation-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-list {
  list-style: none;
  padding-left: 0;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 1.25rem;
  padding: 0.5rem 0;
}

.contact-icon {
  width: 44px;
  height: 44px;
  background-color: rgba(105, 21, 36, 0.08);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-right: 1rem;
  transition: var(--transition);
}

.contact-link {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.contact-link:hover {
  color: var(--primary);
}

.contact-item:hover .contact-icon {
  background-color: var(--primary);
  color: var(--bg-white);
  transform: translateY(-2px);
}

.donation-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.donation-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary);
}

.donation-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(105, 21, 36, 0.15);
  border-color: rgba(105, 21, 36, 0.2);
}

.card-header-premium {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
}

.bank-badge {
  background-color: var(--primary-light);
  color: var(--accent);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-block;
}

.detail-row {
  margin-bottom: 1.25rem;
}

.detail-row:last-child {
  margin-bottom: 0;
}

.detail-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.detail-value-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-light);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: var(--transition);
}

.detail-value-wrapper:hover {
  border-color: var(--border);
  background: var(--bg-white);
}

.detail-value {
  font-family: 'Courier New', Courier, monospace;
  font-weight: 700;
  color: var(--dark);
  font-size: 1.1rem;
  letter-spacing: 0.5px;
  word-break: break-all;
  user-select: all;
  -webkit-user-select: all;
}

.btn-copy {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

.btn-copy i {
  pointer-events: none;
}

.btn-copy:hover,
.btn-copy.is-copied {
  color: var(--primary);
  background: rgba(105, 21, 36, 0.05);
}

.tooltip-inner {
  background-color: var(--dark) !important;
  color: var(--accent) !important;
  font-weight: 500;
}

.bs-tooltip-top .data-poof-arrow::before {
  border-top-color: var(--dark) !important;
}

.certifications-section {
  background-color: var(--bg-white);
  padding: 0px 0px 100px 0px;
}

.certifications-section .section-title {
  color: var(--dark);
  font-weight: 700;
  font-size: 2.5rem;
}

.certifications-section .section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.certificate-card {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
  transition: var(--transition);
  overflow: hidden;
  display: block;
}

.certificate-img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-md) - 4px);
  display: block;
}

.certificate-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(105, 21, 36, 0.12);
  border-color: var(--primary-light);
}

@media (max-width: 991.98px) {
  .services-section.section-pad, .certifications-section {
    padding: 70px 0;
  }

  .donation-heading, .certifications-section .section-title {
    font-size: 2.1rem;
  }

  .donation-desc, .certifications-section .section-subtitle {
    font-size: 1rem;
  }

  .donation-card {
    padding: 2rem;
  }

  .detail-value {
    font-size: 1rem;
  }

  .card-header-premium {
    flex-direction: column;
    align-items: flex-start !important;
    gap: 12px;
  }
}

@media (max-width: 767.98px) {
  .services-section.section-pad, .certifications-section {
    padding: 60px 0;
  }

  .donation-tagline {
    font-size: 0.8rem;
    letter-spacing: 1px;
  }

  .donation-heading, .certifications-section .section-title {
    font-size: 1.9rem;
    line-height: 1.3;
  }

  .donation-desc {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
  }

  .contact-item {
    align-items: flex-start;
  }

  .contact-icon {
    width: 40px;
    height: 40px;
    font-size: 1rem;
    margin-right: 12px;
    flex-shrink: 0;
  }

  .donation-card {
    padding: 1.75rem;
  }

  .detail-value-wrapper {
    padding: 0.75rem;
  }

  .detail-value {
    font-size: 0.95rem;
    line-height: 1.4;
  }

  .bank-badge {
    font-size: 0.75rem;
  }

  .certificate-card {
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 575.98px) {
  .services-section.section-pad, .certifications-section {
    padding: 50px 0;
  }

  .donation-heading, .certifications-section .section-title {
    font-size: 1.7rem;
    margin-bottom: 15px;
  }

  .donation-desc {
    text-align: justify;
    font-size: 0.95rem;
    line-height: 1.7;
  }

  .contact-item {
    margin-bottom: 18px;
  }

  .contact-link {
    font-size: 0.9rem;
    word-break: break-word;
  }

  .donation-card {
    padding: 1.25rem;
    border-radius: 14px;
  }

  .card-header-premium {
    padding-bottom: 1rem;
    margin-bottom: 1rem;
  }

  .card-header-premium h4 {
    font-size: 1rem;
  }

  .detail-row {
    margin-bottom: 1rem;
  }

  .detail-label {
    font-size: 0.75rem;
  }

  .detail-value-wrapper {
    padding: 12px;
    gap: 8px;
  }

  .detail-value {
    font-size: 0.85rem;
    word-break: break-word;
    overflow-wrap: anywhere;
    line-height: 1.4;
  }

  .btn-copy {
    flex-shrink: 0;
  }

  .bank-badge {
    font-size: 0.7rem;
    padding: 6px 12px;
  }
}

@media (max-width: 375px) {
  .donation-heading, .certifications-section .section-title {
    font-size: 1.5rem;
  }

  .donation-card {
    padding: 1rem;
  }

  .detail-value {
    font-size: 0.78rem;
  }

  .contact-link {
    font-size: 0.85rem;
  }

  .contact-icon {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }
}

@media (max-width: 767px) {
    .mb-0 {
        text-align: center;
        padding: 5px 50px 5px 0px;
    }
}