/* ================================================
   BUY PAGE — VinAPIay
   ================================================ */

.buy-wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 16px 14px 80px;
}

.buy-step {
  display: none;
  animation: buyFade .3s ease;
}
.buy-step.active { display: block; }

@keyframes buyFade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

/* Hero */
.buy-hero {
  text-align: center;
  padding: 20px 0 24px;
}
.buy-hero-icon {
  font-size: 48px;
  margin-bottom: 8px;
  filter: drop-shadow(0 6px 12px rgba(14,165,233,0.3));
}
.buy-hero-title {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}
.buy-hero-sub {
  font-size: 13px;
  color: #64748b;
  line-height: 1.5;
}

/* Package list */
.buy-pkg-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.buy-pkg {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: #fff;
  border: 2px solid #e2e8f0;
  border-radius: 16px;
  cursor: pointer;
  transition: all .2s;
  position: relative;
}
.buy-pkg:hover {
  border-color: #0EA5E9;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(14,165,233,0.1);
}
.buy-pkg.selected {
  border-color: #0EA5E9;
  background: linear-gradient(135deg, rgba(14,165,233,0.06), rgba(99,102,241,0.06));
  box-shadow: 0 8px 24px rgba(14,165,233,0.15);
}

.buy-pkg-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(14,165,233,0.12), rgba(99,102,241,0.12));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.buy-pkg-info { flex: 1; min-width: 0; }
.buy-pkg-name {
  font-size: 15px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 2px;
}
.buy-pkg-desc {
  font-size: 11px;
  color: #64748b;
}
.buy-pkg-badge {
  position: absolute;
  top: -8px;
  right: 12px;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  letter-spacing: 0.05em;
}
.buy-pkg-price {
  font-size: 16px;
  font-weight: 800;
  color: #0EA5E9;
  flex-shrink: 0;
}

/* Info box */
.buy-info-box {
  background: rgba(14,165,233,0.06);
  border: 1px solid rgba(14,165,233,0.15);
  border-radius: 14px;
  padding: 14px 16px;
  font-size: 12px;
  color: #475569;
  line-height: 1.8;
}

/* Back button */
.buy-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  background: #f1f5f9;
  border: 0;
  border-radius: 10px;
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  color: #64748b;
  cursor: pointer;
  margin-bottom: 14px;
}
.buy-back:hover { background: #e2e8f0; }

/* Order info */
.buy-order-info {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 16px 18px;
  margin-bottom: 14px;
}
.buy-order-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  font-size: 13px;
  color: #64748b;
}
.buy-order-row + .buy-order-row { border-top: 1px solid #f1f5f9; }
.buy-order-row b { color: #0f172a; font-weight: 700; font-size: 14px; }
.buy-order-row.total {
  font-size: 14px;
  padding-top: 12px;
  margin-top: 4px;
  border-top: 2px solid #e2e8f0 !important;
}
.buy-order-row.total b {
  color: #0EA5E9;
  font-size: 20px;
  font-weight: 800;
}

/* QRIS */
.buy-qris-box {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 18px;
  text-align: center;
  margin-bottom: 14px;
}
.buy-qris-title {
  font-size: 14px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 4px;
}
.buy-qris-sub {
  font-size: 11px;
  color: #64748b;
  margin-bottom: 14px;
}
.buy-qris-img img {
  max-width: 100%;
  max-height: 340px;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

/* Upload */
.buy-upload-box {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 18px;
  margin-bottom: 14px;
}
.buy-upload-title {
  font-size: 14px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 4px;
}
.buy-upload-sub {
  font-size: 11px;
  color: #64748b;
  margin-bottom: 14px;
}

.buy-drop {
  border: 2px dashed #cbd5e1;
  border-radius: 14px;
  padding: 26px 16px;
  text-align: center;
  cursor: pointer;
  background: #f8fafc;
  transition: all .2s;
}
.buy-drop:hover, .buy-drop.hover {
  border-color: #0EA5E9;
  background: rgba(14,165,233,0.04);
}
.buy-drop-icon {
  font-size: 32px;
  margin-bottom: 8px;
}
.buy-drop-text {
  font-size: 13px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 4px;
}
.buy-drop-sub {
  font-size: 11px;
  color: #94a3b8;
}
.buy-drop input[type="file"] { display: none; }

.buy-preview {
  display: none;
  margin-top: 12px;
  position: relative;
}
.buy-preview.show { display: block; }
.buy-preview img {
  width: 100%;
  max-height: 240px;
  object-fit: contain;
  border-radius: 12px;
  background: #f8fafc;
  padding: 6px;
  border: 1px solid #e2e8f0;
}
.buy-preview-clear {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 30px;
  height: 30px;
  border-radius: 10px;
  background: rgba(220,38,38,0.9);
  color: #fff;
  border: 0;
  font-size: 14px;
  cursor: pointer;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.buy-submit {
  display: block;
  width: 100%;
  padding: 15px;
  margin-top: 14px;
  background: linear-gradient(135deg, #0EA5E9, #6366F1);
  color: #fff;
  border: 0;
  border-radius: 14px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  letter-spacing: 0.3px;
  box-shadow: 0 6px 20px rgba(14,165,233,0.3);
  transition: all .2s;
}
.buy-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(14,165,233,0.45);
}
.buy-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.buy-result {
  margin-top: 12px;
  padding: 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.6;
  font-weight: 600;
  word-break: break-word;
}
.buy-result.ok {
  background: rgba(74,222,128,0.1);
  border: 1px solid rgba(74,222,128,0.3);
  color: #16a34a;
}
.buy-result.err {
  background: rgba(220,38,38,0.08);
  border: 1px solid rgba(220,38,38,0.2);
  color: #dc2626;
}
.buy-result.info {
  background: rgba(14,165,233,0.08);
  border: 1px solid rgba(14,165,233,0.2);
  color: #0EA5E9;
}

/* Success */
.buy-success-icon {
  text-align: center;
  font-size: 64px;
  margin: 20px 0 12px;
}
.buy-success-title {
  text-align: center;
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 6px;
}
.buy-success-sub {
  text-align: center;
  font-size: 13px;
  color: #64748b;
  line-height: 1.6;
  margin-bottom: 24px;
}

/* Dark mode */
body.theme-dark .buy-hero-title,
body.theme-dark .buy-success-title { color: #f1f5f9; }
body.theme-dark .buy-pkg,
body.theme-dark .buy-order-info,
body.theme-dark .buy-qris-box,
body.theme-dark .buy-upload-box {
  background: rgba(30,41,59,0.8);
  border-color: rgba(255,255,255,0.08);
}
body.theme-dark .buy-pkg-name { color: #f1f5f9; }
body.theme-dark .buy-drop { background: rgba(15,23,42,0.5); border-color: #334155; }
body.theme-dark .buy-info-box {
  background: rgba(14,165,233,0.1);
  color: #cbd5e1;
}