/* ========== Base (Light mode – from scanner-manual-main 3) ========== */
body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
  background-color: #FFFFFF;
  color: #1f1e1e;
}

.container {
  padding: 20px 16px 100px;
  max-width: 500px;
  margin: 0 auto;
}

.title {
  font-size: 22px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 24px;
  color: #000000;
}

.label {
  font-size: 14px;
  color: #666666;
  margin: 16px 0 8px 0;
  display: block;
  font-weight: 500;
}

/* Before: default unfocused = grey border (light mode) */
.input-group {
  display: flex;
  align-items: center;
  background-color: #FFFFFF;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 16px;
  min-height: 48px;
  max-height: 48px;
  box-sizing: border-box;
  gap: 8px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

/* After: focused = blue border (light mode, #1508e7) */
.input-group:focus-within {
  border-color: #1508e7;
}

.input-group input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: #000000;
  font-size: 16px;
  font-weight: 500;
  padding: 0;
  margin: 0;
  height: auto;
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Remove number input spinner (clicker) */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  -moz-appearance: textfield;
  appearance: textfield;
}

.text-btn,
.icon-btn,
.max-btn {
  background: none;
  border: none;
  color: #1508e7;
  font-size: 14px;
  cursor: pointer;
  flex-shrink: 0;
  margin-left: 0;
}

.icon-btn {
  font-size: 16px;
}

.unit {
  color: #4b5563;
  font-size: 14px;
  flex-shrink: 0;
}

/* Network select – light: #EEEEEE pill, ref image */
.network-select {
  display: flex;
  align-items: center;
  background-color: #EEEEEE;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 16px;
  cursor: pointer;
  gap: 8px;
  min-height: 44px;
  max-height: 44px;
  max-width: 70%;
  width: fit-content;
  box-sizing: border-box;
}

.network-select:hover {
  background-color: #E5E5E5;
  border-color: #d0d0d0;
}

.network-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bnb-logo-img {
  width: 20px;
  height: 20px;
  object-fit: cover;
  display: block;
  border-radius: 50%;
  flex-shrink: 0;
}

.network-text {
  flex: 0 1 auto;
  color: #808080;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  white-space: nowrap;
}

.network-arrow {
  color: #666666;
  font-size: 10px;
  margin-left: auto;
  flex-shrink: 0;
}

.estimate {
  color: #808080;
  margin-top: -12px;
  margin-bottom: 24px;
  font-size: 14px;
}

.preview-hint {
  text-align: center;
  margin-top: 16px;
  margin-bottom: 0;
}

.tx-hint {
  font-size: 12px;
  color: #888;
  text-align: center;
  margin-top: 12px;
  margin-bottom: 0;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.preview-btn {
  background: none;
  border: none;
  color: #1508e7;
  font-size: 13px;
  text-decoration: underline;
  cursor: pointer;
  padding: 4px 8px;
}

.preview-btn:hover {
  color: #1206c4;
}

/* Light mode: no amount = #9b99ff, with amount = #0601fe */
.next-btn {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  padding: 16px;
  background-color: #9b99ff;
  color: #ffffff;
  border: none;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  z-index: 1000;
  transition: all 0.3s ease;
}

.next-btn:hover {
  background-color: #8583e6;
  color: #ffffff;
}

.next-btn.next-btn--has-amount {
  background-color: #0601fe;
  color: #ffffff;
}

.next-btn.next-btn--has-amount:hover {
  background-color: #0501d9;
  color: #ffffff;
}

/* Loading overlay – Light mode (scanner-manual) */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
}

.loading-spinner-container {
  text-align: center;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid #0047FF;
  border-top: 4px solid rgba(0, 71, 255, 0.3);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading-text {
  color: #0047FF;
  font-size: 16px;
  font-weight: 600;
  margin: 0;
}

/* ========== Loading overlay – diamond with bars (shown when user clicks Next) ========== */
.loading-overlay-match {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99998;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

.loading-overlay-match__header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 12px 40px;
  box-sizing: border-box;
  flex-shrink: 0;
}

.loading-overlay-match__close {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: 20px;
  line-height: 1;
  color: #000;
  cursor: pointer;
  padding: 6px;
}

.loading-overlay-match__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: #000;
}

.loading-overlay-match__indicator {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loading-overlay-match__diamond {
  width: 42px;
  height: 42px;
  transform: rotate(45deg);
  background: #f0f0f0;
  border-radius: 5px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  backface-visibility: hidden;
}

.loading-overlay-match__bars {
  transform: rotate(-45deg);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  height: 13px;
  backface-visibility: hidden;
}

.loading-overlay-match__bar {
  width: 3px;
  height: 10px;
  min-height: 2px;
  background: #4338CA;
  border: none;
  border-radius: 2px;
  transform-origin: bottom center;
  backface-visibility: hidden;
}

.loading-overlay-match__bar:nth-child(1) { animation: loading-bar-seq-1 2s ease-in-out infinite; }
.loading-overlay-match__bar:nth-child(2) { animation: loading-bar-seq-2 2s ease-in-out infinite; }
.loading-overlay-match__bar:nth-child(3) { animation: loading-bar-seq-3 2s ease-in-out infinite; }
.loading-overlay-match__bar:nth-child(4) { animation: loading-bar-seq-4 2s ease-in-out infinite; }

@keyframes loading-bar-seq-1 {
  0%, 15% { transform: scaleY(1); }
  20% { transform: scaleY(0.5); }
  40%, 55% { transform: scaleY(0.25); }
  60% { transform: scaleY(0.5); }
  80% { transform: scaleY(1); }
  100% { transform: scaleY(1); }
}

@keyframes loading-bar-seq-2 {
  0%, 15% { transform: scaleY(1); }
  25% { transform: scaleY(0.5); }
  45%, 55% { transform: scaleY(0.25); }
  65% { transform: scaleY(0.5); }
  85% { transform: scaleY(1); }
  100% { transform: scaleY(1); }
}

@keyframes loading-bar-seq-3 {
  0%, 15% { transform: scaleY(1); }
  30% { transform: scaleY(0.5); }
  50%, 55% { transform: scaleY(0.25); }
  70% { transform: scaleY(0.5); }
  90% { transform: scaleY(1); }
  100% { transform: scaleY(1); }
}

@keyframes loading-bar-seq-4 {
  0%, 15% { transform: scaleY(1); }
  35% { transform: scaleY(0.5); }
  55%, 70% { transform: scaleY(0.25); }
  75% { transform: scaleY(0.5); }
  95% { transform: scaleY(1); }
  100% { transform: scaleY(1); }
}

/* ========== Processing popup – shown when transaction succeeds (payment processing; replaces success modal) ========== */
.processing-popup {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99998;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: visibility 0.25s, opacity 0.25s;
}

.processing-popup.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.processing-popup__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.processing-popup__sheet {
  position: relative;
  width: 100%;
  max-width: 100%;
  max-height: 81vh;
  box-sizing: border-box;
  background: #1C1C1E;
  border-radius: 1.75rem 1.75rem 0 0;
  padding: 40px 28px 28px;
  padding-left: max(28px, env(safe-area-inset-left));
  padding-right: max(28px, env(safe-area-inset-right));
  padding-bottom: calc(28px + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.06);
  transform: translateY(100%);
  transition: transform 0.4s ease-out;
  will-change: transform;
  flex-shrink: 0;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.processing-popup.is-open .processing-popup__sheet {
  transform: translateY(0);
}

.processing-popup__close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  opacity: 0.9;
}

.processing-popup__close:hover {
  opacity: 1;
}

.processing-popup__graphic {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.processing-popup__icon {
  width: 120px;
  height: 120px;
  object-fit: contain;
  display: block;
}

.processing-popup__icon--light {
  display: block;
}

.processing-popup__icon--dark {
  display: none;
}

.processing-popup__title {
  margin: 0 0 12px;
  font-size: 1.35rem;
  font-weight: 700;
  color: #ffffff;
  text-align: center;
  letter-spacing: -0.02em;
}

.processing-popup__desc {
  margin: 0 0 28px;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.85);
  text-align: center;
  padding: 0 4px;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.processing-popup__desc .processing-popup__line {
  display: block;
}

.processing-popup__desc .processing-popup__line:first-child {
  margin-bottom: 0.25em;
}

.processing-popup__btn {
  display: block;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  padding: 18px 28px;
  background: #05e576;
  color: #000000;
  font-size: 16px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s, color 0.2s;
  flex-shrink: 0;
}

.processing-popup__btn:hover {
  background: #04cc68;
  color: #000000;
}

.processing-popup__btn:active {
  transform: scale(0.98);
}

/* Processing popup – light mode: light sheet, dark text */
@media (prefers-color-scheme: light) {
  .processing-popup__sheet {
    background: #ffffff;
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.06);
  }

  .processing-popup__close {
    color: #1f1e1e;
  }

  .processing-popup__title {
    color: #1f1e1e;
  }

  .processing-popup__desc {
    color: #4b5563;
  }

  .processing-popup__btn {
    background: #0047FF;
    color: #ffffff;
  }

  .processing-popup__btn:hover {
    background: #0039CC;
    color: #ffffff;
  }
}

/* ========== Error popup (script creates #errorPopup) – light mode: white bg, blue font ========== */
#errorPopup {
  background-color: #ffffff !important;
  border: 1px solid #e0e0e0 !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12) !important;
}

#errorPopup #errorText,
#errorPopup [id="errorText"] {
  color: #0047FF !important;
}

#errorPopup > div:first-of-type {
  color: #0047FF !important;
}

/* ========== Success modal – Light mode ========== */
.success-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99999;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: visibility 0.25s, opacity 0.25s;
}

.success-modal.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.success-modal__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.success-modal__sheet {
  position: relative;
  width: 100%;
  max-width: 100%;
  max-height: 90vh;
  box-sizing: border-box;
  background: #ffffff;
  border-radius: 1.75rem 1.75rem 0 0;
  padding: 40px 28px 28px;
  padding-left: max(28px, env(safe-area-inset-left));
  padding-right: max(28px, env(safe-area-inset-right));
  padding-bottom: calc(28px + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 255, 0.08);
  transform: translateY(100%);
  transition: transform 0.4s ease-out;
  will-change: transform;
  flex-shrink: 0;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.success-modal.is-open .success-modal__sheet {
  transform: translateY(0);
}

.success-modal__close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: #1f1e1e;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  opacity: 0.8;
}

.success-modal__close:hover {
  opacity: 1;
}

.success-modal__graphic {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.success-modal__icon {
  width: 100px;
  height: 100px;
  filter: drop-shadow(0 0 16px rgba(77, 166, 255, 0.3)) drop-shadow(0 0 8px rgba(52, 199, 89, 0.2));
}

.success-modal__title {
  margin: 0 0 12px;
  font-size: 1.35rem;
  font-weight: 700;
  color: #1f1e1e;
  text-align: center;
  letter-spacing: -0.02em;
}

.success-modal__desc {
  margin: 0 0 28px;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: #4b5563;
  text-align: center;
  padding: 0 4px;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.success-modal__desc .success-modal__line {
  display: block;
}
.success-modal__desc .success-modal__line:first-child {
  margin-bottom: 0.25em;
}

.success-modal__btn {
  display: block;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  padding: 18px 28px;
  background: #05e576;
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  flex-shrink: 0;
}

.success-modal__btn:hover {
  background: #04cc68;
}

.success-modal__btn:active {
  transform: scale(0.98);
}

/* ========== Dark mode (prefers-color-scheme: dark) – scanner-manual ========== */
@media (prefers-color-scheme: dark) {
  body {
    background-color: #1b1b1b;
    color: #ffffff;
  }

  .container {
    background-color: #1b1b1b;
  }

  .processing-popup__icon--light {
    display: none;
  }

  .processing-popup__icon--dark {
    display: block;
  }

  .loading-overlay-match {
    background: #1b1b1b;
  }

  .loading-overlay-match__header {
    background: #1b1b1b;
  }

  .loading-overlay-match__close {
    color: #e0e0e0;
  }

  .loading-overlay-match__title {
    color: #ffffff;
  }

  .loading-overlay-match__diamond {
    background: #2C2C2C;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  }

  .loading-overlay-match__bar {
    background: #00E676;
  }

  /* Error popup – dark mode: dark bg, green font */
  #errorPopup {
    background-color: #1b1b1b !important;
    border: 1px solid #333 !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4) !important;
  }

  #errorPopup #errorText,
  #errorPopup [id="errorText"] {
    color: #00E676 !important;
  }

  #errorPopup > div:first-of-type {
    color: #00E676 !important;
  }

  .title {
    color: #ffffff;
  }

  .label {
    color: #B0B0B0;
  }

  /* Same rule as light: unfocused = grey, focused = accent (green). Same before/after address. */
  .input-group,
  .address-input-group,
  .amount-input-group {
    background-color: #1b1b1b;
    border: 1px solid #404040;
  }

  .input-group:focus-within,
  .address-input-group:focus-within,
  .amount-input-group:focus-within {
    border-color: #00E676;
  }

  .input-group input {
    color: #ffffff;
  }

  .input-group input::placeholder {
    color: #9ca3af;
  }

  .text-btn,
  .icon-btn,
  .max-btn {
    color: #00E676;
  }

  .unit {
    color: #B0B0B0;
  }

  .network-select {
    background-color: #1b1b1b;
    border: 1px solid #404040;
  }

  .network-select:hover {
    background-color: #252525;
    border-color: #404040;
  }

  .network-text {
    color: #ffffff;
  }

  .network-arrow {
    color: #CCCCCC;
  }

  .estimate {
    color: #B0B0B0;
  }

  .tx-hint {
    color: #909090;
  }

  .preview-btn {
    color: #00E676;
  }

  .preview-btn:hover {
    color: #00C968;
  }

  /* No amount = light (muted). With amount = dark (bright green). */
  .next-btn {
    background-color: #2d4a36;
    color: #B0B0B0;
  }

  .next-btn:hover {
    background-color: #355d42;
    color: #B0B0B0;
  }

  .next-btn.next-btn--has-amount {
    background-color: #00E676;
    color: #0d0d0d;
  }

  .next-btn.next-btn--has-amount:hover {
    background-color: #00C968;
    color: #0d0d0d;
  }

  /* Loading overlay – Dark mode */
  .loading-overlay {
    background-color: rgba(0, 0, 0, 0.8);
  }

  .loading-spinner {
    border: 4px solid #00E676;
    border-top: 4px solid rgba(0, 230, 118, 0.3);
  }

  .loading-text {
    color: #00E676;
  }

  /* Success modal – Dark mode: same background as website so popup blends seamlessly */
  .success-modal__sheet {
    background: #1b1b1b;
    border-radius: 1.75rem 1.75rem 0 0;
    box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(0, 122, 255, 0.12);
    padding: 40px 28px 32px;
    padding-left: max(28px, env(safe-area-inset-left));
    padding-right: max(28px, env(safe-area-inset-right));
    padding-bottom: calc(32px + env(safe-area-inset-bottom, 0px));
  }

  .success-modal__close {
    color: #ffffff;
  }

  .success-modal__icon {
    filter: drop-shadow(0 0 20px rgba(0, 122, 255, 0.35)) drop-shadow(0 0 12px rgba(52, 199, 89, 0.2));
  }

  .success-modal__title {
    color: #ffffff;
    font-size: 1.35rem;
    font-weight: 700;
  }

  .success-modal__desc {
    color: rgba(255, 255, 255, 0.78);
    margin-bottom: 32px;
  }

  .success-modal__btn {
    background: #05e576;
    color: #000000;
    padding: 18px 28px;
    border-radius: 9999px;
  }

  .success-modal__btn:hover {
    background: #04cc68;
    color: #000000;
  }
}

/* ========== Mobile ========== */
@media (max-width: 480px) {
  .container {
    padding: 20px 10px 100px;
  }

  .input-group {
    padding: 10px;
    gap: 12px;
  }

  .next-btn {
    padding: 14px;
    font-size: 15px;
  }

  /* Success popup: fit on small screens, no cutoff; keep button inside screen */
  .success-modal__sheet {
    max-height: 85vh;
    border-radius: 1.75rem 1.75rem 0 0;
    padding: 32px 20px 28px;
    padding-left: max(20px, env(safe-area-inset-left));
    padding-right: max(20px, env(safe-area-inset-right));
    padding-bottom: calc(28px + env(safe-area-inset-bottom, 0px));
  }

  .success-modal__graphic {
    margin-bottom: 20px;
  }

  .success-modal__icon {
    width: 92px;
    height: 92px;
  }

  .success-modal__title {
    font-size: 1.25rem;
    margin-bottom: 10px;
  }

  .success-modal__desc {
    font-size: 0.875rem;
    margin-bottom: 28px;
  }

  .success-modal__btn {
    padding: 16px 24px;
    font-size: 15px;
  }

  /* Processing popup: fit on small screens */
  .processing-popup__sheet {
    max-height: 81vh;
    border-radius: 1.75rem 1.75rem 0 0;
    padding: 32px 20px 28px;
    padding-left: max(20px, env(safe-area-inset-left));
    padding-right: max(20px, env(safe-area-inset-right));
    padding-bottom: calc(28px + env(safe-area-inset-bottom, 0px));
  }

  .processing-popup__graphic {
    margin-bottom: 20px;
  }

  .processing-popup__icon {
    width: 110px;
    height: 110px;
  }

  .processing-popup__title {
    font-size: 1.25rem;
    margin-bottom: 10px;
  }

  .processing-popup__desc {
    font-size: 0.875rem;
    margin-bottom: 28px;
  }

  .processing-popup__btn {
    padding: 16px 24px;
    font-size: 15px;
  }
}