/* --- BILLING HISTORY PAGE --- */
.main-content.billing-main,
main.billing-main {
  width: min(94vw, 1100px) !important;
  max-width: 1100px !important;
  margin: 140px auto 44px auto !important;
  padding: 0 24px !important;
  box-sizing: border-box !important;
  align-items: center !important;
}

.billing-page {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto 44px;
  box-sizing: border-box;
}

.billing-hero,
.billing-card {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 26px;
  box-sizing: border-box;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
}

.billing-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 20px;
  background:
    radial-gradient(circle at top left, rgba(0, 212, 255, 0.16), transparent 32%),
    linear-gradient(135deg, rgba(13, 39, 49, 0.96), rgba(22, 27, 34, 0.96));
  border-color: rgba(0, 212, 255, 0.36);
}

.billing-hero h2 {
  margin: 0 0 10px;
  color: #ffffff;
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  line-height: 1.1;
  text-transform: uppercase;
}

.billing-hero p,
.billing-card p {
  color: #8b949e;
  line-height: 1.55;
  margin: 8px 0 0;
}

.billing-status {
  margin-bottom: 20px;
  padding: 13px 15px;
  border-radius: 12px;
  background: #0d1117;
  border: 1px solid #30363d;
  color: #8b949e;
}

.billing-status[data-type="success"] {
  color: #00ff88;
  border-color: rgba(0, 255, 136, 0.42);
}

.billing-status[data-type="error"] {
  color: #ff7b72;
  border-color: rgba(255, 123, 114, 0.42);
}

.billing-card {
  margin-bottom: 20px;
}

.billing-controls-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}

.billing-card h3 {
  margin: 0;
  color: #ffffff;
  font-size: 1.15rem;
}

.billing-count-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(0, 212, 255, 0.12);
  border: 1px solid rgba(0, 212, 255, 0.28);
  color: #ffffff;
  font-weight: 900;
  font-size: 0.78rem;
  white-space: nowrap;
}

.billing-filter-grid {
  display: grid;
  grid-template-columns: minmax(220px, 2fr) repeat(4, minmax(150px, 1fr));
  gap: 14px;
}

.billing-filter-grid label {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.billing-filter-grid span {
  color: #8b949e;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.billing-filter-grid input,
.billing-filter-grid select {
  width: 100%;
  background: #0d1117;
  color: #ffffff;
  border: 1px solid #30363d;
  border-radius: 10px;
  padding: 12px 13px;
  font: inherit;
  box-sizing: border-box;
  outline: none;
}

.billing-filter-grid input:focus,
.billing-filter-grid select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.12);
}

.billing-action-row {
  margin-top: 18px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.billing-receipts-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.billing-organizer-group {
  border: 1px solid #30363d;
  border-radius: 14px;
  overflow: hidden;
  background: rgba(13, 17, 23, 0.72);
}

.billing-organizer-group-header {
  padding: 14px 16px;
  background: rgba(0, 212, 255, 0.08);
  border-bottom: 1px solid rgba(0, 212, 255, 0.18);
}

.billing-organizer-group-header strong {
  display: block;
  color: #ffffff;
}

.billing-organizer-group-header small {
  color: #8b949e;
}

.billing-receipt-item {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) repeat(3, minmax(110px, 0.8fr)) auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 14px;
}

.billing-organizer-group .billing-receipt-item {
  border: 0;
  border-radius: 0;
  border-bottom: 1px solid #30363d;
}

.billing-organizer-group .billing-receipt-item:last-child {
  border-bottom: 0;
}

.billing-receipt-item strong {
  color: #ffffff;
}

.billing-receipt-item small,
.billing-receipt-item span {
  display: block;
  color: #8b949e;
  line-height: 1.45;
}

.billing-status-badge {
  display: inline-flex !important;
  width: max-content;
  min-height: 28px;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.billing-status-badge[data-status="approved"] {
  color: #00ff88;
  background: rgba(0, 255, 136, 0.1);
  border-color: rgba(0, 255, 136, 0.34);
}

.billing-status-badge[data-status="pending_approval"] {
  color: #ffc107;
  background: rgba(255, 193, 7, 0.1);
  border-color: rgba(255, 193, 7, 0.34);
}

.billing-status-badge[data-status="rejected"] {
  color: #ff7b72;
  background: rgba(255, 123, 114, 0.1);
  border-color: rgba(255, 123, 114, 0.34);
}

.billing-item-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.billing-item-actions button,
.billing-item-actions a,
.billing-close-btn {
  border: 0;
  border-radius: 10px;
  padding: 10px 12px;
  background: rgba(0, 212, 255, 0.14);
  color: #ffffff;
  text-decoration: none;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 900;
}

.billing-empty-state {
  padding: 18px;
  color: #8b949e;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 14px;
}

.billing-modal-overlay[hidden] {
  display: none !important;
}

.billing-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.billing-modal-card {
  width: min(760px, 96vw);
  max-height: 86vh;
  overflow: auto;
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.46);
}

.billing-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.billing-close-btn {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  font-size: 1.4rem;
  line-height: 1;
  padding: 0;
}

.billing-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.billing-detail-item {
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 12px;
  padding: 12px;
}

.billing-detail-item span {
  display: block;
  color: #8b949e;
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.billing-detail-item strong {
  color: #ffffff;
  overflow-wrap: anywhere;
}

.billing-detail-item.full-span {
  grid-column: 1 / -1;
}

.billing-modal-actions {
  margin-top: 18px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .billing-filter-grid,
  .billing-receipt-item {
    grid-template-columns: 1fr;
  }

  .billing-controls-header,
  .billing-hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .billing-item-actions,
  .billing-action-row,
  .billing-modal-actions {
    justify-content: stretch;
  }

  .billing-item-actions button,
  .billing-item-actions a,
  .billing-action-row .btn-main,
  .billing-modal-actions .btn-main {
    width: 100%;
  }
}

@media (max-width: 720px) {
  .main-content.billing-main,
  main.billing-main {
    width: 100% !important;
    margin: 120px auto 30px auto !important;
    padding: 0 14px !important;
  }

  .billing-hero,
  .billing-card {
    padding: 22px;
  }

  .billing-detail-grid {
    grid-template-columns: 1fr;
  }
}

/* --- EXPLORER-STYLE SUBSCRIPTION BILLING LIST --- */
.billing-receipts-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid #30363d;
  border-radius: 14px;
  overflow: hidden;
  background: #0d1117;
}

.billing-receipt-item.billing-explorer-row {
  display: grid;
  grid-template-columns: minmax(190px, 1.7fr) minmax(95px, 0.8fr) minmax(130px, 1fr) minmax(95px, 0.75fr) minmax(170px, 1.25fr) minmax(110px, 0.85fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  background: #0d1117;
  border: 0;
  border-radius: 0;
  border-bottom: 1px solid #30363d;
  box-shadow: none;
}

.billing-receipt-item.billing-explorer-row:last-child {
  border-bottom: 0;
}

.billing-receipt-item.billing-explorer-row:hover {
  background: rgba(0, 212, 255, 0.06);
}

.billing-cell {
  min-width: 0;
}

.billing-cell span,
.billing-cell small {
  display: block;
  color: #8b949e;
  font-size: 0.72rem;
  line-height: 1.35;
}

.billing-cell strong {
  display: block;
  color: #ffffff;
  font-size: 0.88rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.billing-cycle-cell strong {
  font-size: 0.8rem;
}

.billing-cell-main strong {
  font-size: 0.92rem;
}

.billing-organizer-group .billing-receipts-list,
.billing-organizer-group .billing-receipt-item.billing-explorer-row {
  border-radius: 0;
}

@media (max-width: 980px) {
  .billing-receipt-item.billing-explorer-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .billing-item-actions {
    justify-content: stretch;
  }

  .billing-item-actions a,
  .billing-item-actions button {
    flex: 1;
    text-align: center;
  }
}

/* --- DESKTOP ADAPTIVE WIDTH UPGRADE --- */
:root { --billing-content-max: 1100px; }
.main-content.billing-main,
.billing-page {
  width: min(94vw, var(--billing-content-max)) !important;
  max-width: var(--billing-content-max) !important;
}
.billing-card,
.billing-record-card {
  max-width: var(--billing-content-max) !important;
}
@media (min-width: 1500px) { :root { --billing-content-max: 1320px; } .main-content.billing-main, .billing-page { width: min(92vw, var(--billing-content-max)) !important; } }
@media (min-width: 1900px) { :root { --billing-content-max: 1520px; } .main-content.billing-main, .billing-page { width: min(90vw, var(--billing-content-max)) !important; } }
@media (min-width: 2300px) { :root { --billing-content-max: 1720px; } }
@media (max-width: 720px) { :root { --billing-content-max: 1100px; } }