/* Trung tâm chi phí (billing_view.js) — bố cục kiểu BitBrowser trong thế giới đen-vàng của STC: thẻ phẳng viền 1px, số tiền chữ số đều,
   nút chính vàng gold. Chỉ dùng token của stc_theme.css (test_ui_theme_gold cấm mã màu cứng). Ô mã QR luôn nền sáng / chấm tối để app ngân hàng quét được. */
#view-billing { overflow: auto; }
.bl-page { display: grid; gap: 16px; padding: 20px 24px 28px; max-width: 1320px; }
.bl-card { background: var(--stc-surface); border: 1px solid var(--stc-border); border-radius: var(--stc-r-card); padding: 18px 20px; min-width: 0; }
.bl-h { display: flex; align-items: center; gap: 8px; margin: 0 0 12px; font-size: 15px; font-weight: 600; color: var(--stc-text-strong); }
.bl-h svg { color: var(--stc-accent-text); flex: none; }
.bl-h small { font-weight: 500; }
.bl-title { margin: 0; font-size: 17px; font-weight: 600; color: var(--stc-text-strong); }
.bl-mono { font-variant-numeric: tabular-nums; font-weight: 600; letter-spacing: 0.02em; }
.bl-link { background: none; border: 0; padding: 2px 4px; color: var(--stc-accent-text); font: inherit; font-weight: 600; cursor: pointer; border-radius: 4px; }
.bl-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.bl-link:focus-visible, .bl-back:focus-visible, .bl-chip:focus-visible, .bl-method:focus-visible, .bl-term:focus-visible, .bl-copy:focus-visible, .bl-step-ctl button:focus-visible {
  outline: 2px solid var(--stc-focus); outline-offset: 2px; }

/* số dư */
.bl-bal-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.bl-amount { font-size: 34px; line-height: 1.1; font-weight: 700; color: var(--stc-accent-text); font-variant-numeric: tabular-nums; margin-right: 10px; letter-spacing: -0.01em; }
.bl-amount.neg { color: var(--stc-err-text); }
.bl-amount.sm { font-size: 24px; margin-right: 0; }
.bl-bal-row .stc-btn2 { display: inline-flex; align-items: center; gap: 6px; }
.bl-pill { margin-left: 4px; padding: 1px 7px; border-radius: 999px; background: var(--stc-accent-soft); color: var(--stc-accent-text); font-size: 11.5px; font-weight: 600; }
.bl-pending { list-style: none; margin: 14px 0 0; padding: 10px 0 0; border-top: 1px solid var(--stc-border); display: grid; gap: 6px; font-size: 13px; color: var(--stc-text); }
.bl-pending li { display: flex; align-items: center; justify-content: space-between; gap: 10px; }

/* gói + tài nguyên + thống kê */
.bl-plan { display: grid; grid-template-columns: minmax(220px, 300px) minmax(0, 1fr); gap: 0; padding: 0; }
.bl-plan-main { padding: 18px 20px; border-right: 1px solid var(--stc-border); display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.bl-plan-main .bl-h { margin: 0; }
.bl-plan-name { font-size: 22px; font-weight: 700; color: var(--stc-text-strong); display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.bl-price { font-size: 16px; font-weight: 600; color: var(--stc-accent-text); font-variant-numeric: tabular-nums; }
.bl-price small { font-size: 12px; color: var(--stc-muted); font-weight: 500; }
.bl-plan-st { margin: 0; font-size: 13px; color: var(--stc-muted); }
.bl-plan-st.warn { color: var(--stc-warn); }
.bl-plan-main .stc-btn2 { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; }
.bl-plan-res { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)) minmax(0, 1.6fr); }
.bl-res { padding: 18px 20px; border-right: 1px solid var(--stc-border); min-width: 0; }
.bl-res:last-child { border-right: 0; }
.bl-res h3 { margin: 0 0 10px; font-size: 13.5px; font-weight: 600; color: var(--stc-text-strong); }
.bl-res p { margin: 0; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; color: var(--stc-muted); font-size: 13px; }
.bl-res b { font-size: 20px; font-weight: 600; color: var(--stc-text-strong); font-variant-numeric: tabular-nums; }
.bl-res small { width: 100%; font-size: 12px; color: var(--stc-muted); }
.bl-stat-row { justify-content: space-between; }
.bl-stat-row b { font-size: 15px; color: var(--stc-accent-text); }
.bl-bar { position: relative; height: 6px; margin-top: 10px; border-radius: 999px; background: var(--stc-orbit-track); overflow: hidden; }
.bl-bar > i { position: absolute; inset: 0 auto 0 0; border-radius: inherit; background: var(--stc-accent); }
html[data-theme="light"] .bl-bar > i { background: var(--stc-accent-text); }

/* bảng giao dịch */
.bl-table-wrap { overflow-x: auto; }
.bl-table { width: 100%; border-collapse: collapse; font-size: 13px; color: var(--stc-text); }
.bl-table th { text-align: left; font-weight: 600; color: var(--stc-muted); padding: 9px 12px; background: var(--stc-surface-2); white-space: nowrap; }
.bl-table td { padding: 10px 12px; border-top: 1px solid var(--stc-border); vertical-align: top; }
.bl-table .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.bl-table .pos, .bl-kv .pos { color: var(--stc-ok-text); }
.bl-table .neg { color: var(--stc-text-strong); }
.bl-table.sm td, .bl-table.sm th { padding: 7px 10px; }
.bl-detail { color: var(--stc-muted); }
.bl-empty { text-align: center; color: var(--stc-muted); padding: 22px 12px !important; }
.bl-tx-more { display: flex; justify-content: center; margin-top: 8px; }
.bl-acts { white-space: nowrap; }
.bl-acts .stc-btn2 + .stc-btn2 { margin-left: 6px; }

/* nạp tiền / nâng cấp */
.bl-top { display: flex; align-items: center; gap: 12px; }
.bl-back { display: inline-flex; align-items: center; gap: 4px; padding: 6px 10px 6px 6px; border: 1px solid var(--stc-border); border-radius: var(--stc-r-ctl); background: var(--stc-surface);
  color: var(--stc-text); font: inherit; font-size: 13px; cursor: pointer; }
.bl-back:hover { border-color: var(--stc-border-hover); }
.bl-split { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 16px; align-items: start; }
.bl-form { display: grid; gap: 10px; }
.bl-lbl { margin: 6px 0 0; font-size: 13.5px; font-weight: 600; color: var(--stc-text-strong); }
.bl-lbl .muted { font-weight: 500; margin-left: 6px; }
.bl-amt-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.bl-input-wrap { display: flex; align-items: center; gap: 6px; flex: 1 1 220px; min-width: 180px; padding: 0 12px; height: 40px; border: 1px solid var(--stc-border-ctl); border-radius: var(--stc-r-ctl);
  background: var(--stc-input); color: var(--stc-muted); }
.bl-input-wrap:focus-within { border-color: var(--stc-accent-text); }
.bl-input-wrap input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--stc-text-strong); font: inherit; font-size: 15px; font-variant-numeric: tabular-nums; }
.bl-chip { height: 40px; padding: 0 16px; border: 1px solid var(--stc-border-ctl); border-radius: var(--stc-r-ctl); background: var(--stc-surface); color: var(--stc-text); font: inherit; font-weight: 600; cursor: pointer; }
.bl-chip:hover { border-color: var(--stc-accent-text); color: var(--stc-accent-text); }
.bl-methods { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.bl-method, .bl-term { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 3px; padding: 12px 14px; border: 1px solid var(--stc-border-ctl);
  border-radius: var(--stc-r-card); background: var(--stc-surface); color: var(--stc-text); font: inherit; text-align: left; cursor: pointer; }
.bl-method small, .bl-term s { color: var(--stc-muted); font-size: 12px; }
.bl-method:hover:not(:disabled), .bl-term:hover { border-color: var(--stc-border-hover); }
.bl-method[aria-checked="true"], .bl-term[aria-checked="true"] { border-color: var(--stc-accent-text); background: var(--stc-accent-soft); }
.bl-method:disabled { cursor: not-allowed; opacity: .55; }
.bl-terms { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.bl-term b { font-size: 20px; font-weight: 700; color: var(--stc-text-strong); font-variant-numeric: tabular-nums; }
.bl-term-m { font-size: 13px; color: var(--stc-text); }
.bl-off { position: absolute; top: -1px; right: -1px; padding: 2px 8px; border-radius: 0 var(--stc-r-card) 0 var(--stc-r-card); background: var(--stc-accent); color: var(--stc-accent-ink);
  font-size: 11.5px; font-weight: 700; }
.bl-steppers { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.bl-step { display: grid; gap: 6px; padding: 12px 14px; border: 1px solid var(--stc-border); border-radius: var(--stc-r-card); }
.bl-step > span { display: flex; align-items: baseline; gap: 6px; font-size: 13px; color: var(--stc-text-strong); font-weight: 600; }
.bl-step > span small { font-weight: 500; color: var(--stc-muted); }
.bl-step-ctl { display: inline-flex; align-items: center; border: 1px solid var(--stc-border-ctl); border-radius: var(--stc-r-ctl); width: max-content; }
.bl-step-ctl button { width: 36px; height: 34px; border: 0; background: transparent; color: var(--stc-text-strong); font-size: 18px; cursor: pointer; }
.bl-step-ctl button:hover { color: var(--stc-accent-text); }
.bl-step-ctl output { min-width: 56px; text-align: center; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--stc-text-strong); }
.bl-order { position: sticky; top: 12px; display: grid; gap: 8px; }
.bl-order .bl-h { margin-bottom: 4px; }
.bl-kv { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin: 0; font-size: 13px; color: var(--stc-muted); }
.bl-kv b { color: var(--stc-text-strong); font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; overflow-wrap: anywhere; }
.bl-total { padding-top: 10px; margin-top: 4px; border-top: 1px solid var(--stc-border); }
.bl-total b { font-size: 22px; color: var(--stc-accent-text); }
.bl-wide { width: 100%; justify-content: center; height: 40px; margin-top: 6px; }
.bl-note { margin: 4px 0 0; padding: 9px 12px; border: 1px solid var(--stc-border); border-radius: var(--stc-r-ctl); background: var(--stc-surface-2); font-size: 12.5px; color: var(--stc-text); line-height: 1.45; }
.bl-proof { display: flex; gap: 8px; margin-top: 4px; }
.bl-proof input { flex: 1; min-width: 0; height: 36px; padding: 0 10px; border: 1px solid var(--stc-border-ctl); border-radius: var(--stc-r-ctl); background: var(--stc-input); color: var(--stc-text-strong); font: inherit; }
.bl-proof input:focus { outline: 0; border-color: var(--stc-accent-text); }

/* trang thanh toán đơn */
.bl-order-head { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; margin-bottom: 16px; }
.bl-status { padding: 3px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 600; background: var(--stc-warn-soft); color: var(--stc-warn); }
.bl-status[data-st="paid"] { background: var(--stc-ok-soft); color: var(--stc-ok-text); }
.bl-status[data-st="rejected"], .bl-status[data-st="expired"], .bl-status[data-st="cancelled"] { background: var(--stc-fill-2); color: var(--stc-muted); }
.bl-pay { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 24px; align-items: start; }
.bl-qr { padding: 10px; border-radius: var(--stc-r-card); background: var(--stc-qr-bg); color: var(--stc-qr-ink); }
.bl-qr svg { display: block; width: 100%; height: auto; }
.bl-qr svg rect { fill: var(--stc-qr-bg); }
.bl-qr svg path { fill: var(--stc-qr-ink); }
.bl-pay-info { display: grid; gap: 10px; }
.bl-pay-info .bl-kv { justify-content: flex-start; }
.bl-pay-info .bl-kv > span { width: 130px; flex: none; }
.bl-pay-info .bl-kv > b { text-align: left; }
.bl-memo { color: var(--stc-accent-text) !important; font-size: 15px; }
.bl-addr { font-size: 12.5px; }
.bl-copy { flex: none; display: inline-grid; place-items: center; width: 28px; height: 28px; border: 1px solid var(--stc-border); border-radius: 6px; background: var(--stc-surface); color: var(--stc-muted); cursor: pointer; }
.bl-copy:hover { color: var(--stc-accent-text); border-color: var(--stc-border-hover); }
.bl-copy.ok { color: var(--stc-ok-text); border-color: var(--stc-ok-text); }
.bl-done { display: flex; align-items: center; gap: 10px; color: var(--stc-ok-text); font-weight: 600; }
.bl-done svg { width: 28px; height: 28px; }
.bl-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.bl-switch { display: inline-flex; align-items: center; gap: 8px; margin: 10px 0 4px; color: var(--stc-text); cursor: pointer; }
.bl-op-form { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.bl-op-form input, .bl-op-form select { height: 34px; padding: 0 10px; border: 1px solid var(--stc-border-ctl); border-radius: var(--stc-r-ctl); background: var(--stc-input); color: var(--stc-text-strong); font: inherit; }

@media (max-width: 1100px) {
  .bl-plan { grid-template-columns: minmax(0, 1fr); }
  .bl-plan-main { border-right: 0; border-bottom: 1px solid var(--stc-border); }
  .bl-split { grid-template-columns: minmax(0, 1fr); }
  .bl-order { position: static; }
}
@media (max-width: 760px) {
  .bl-page { padding: 14px 16px 22px; }
  .bl-plan-res { grid-template-columns: minmax(0, 1fr); }
  .bl-res { border-right: 0; border-bottom: 1px solid var(--stc-border); }
  .bl-pay { grid-template-columns: minmax(0, 1fr); }
  .bl-qr { max-width: 260px; }
}
/* đồng hồ thanh toán 30 phút + đơn hết hạn (15/11/2026) */
.bl-left { padding: 3px 10px; border-radius: 999px; border: 1px solid var(--stc-border); color: var(--stc-text-strong); font-variant-numeric: tabular-nums; font-weight: 600; }
.bl-left.warn { color: var(--stc-warn); border-color: currentColor; }
.bl-late { display: grid; gap: 8px; justify-items: start; padding: 8px 0; }
.bl-late p { margin: 0; }
/* ô phương thức kiểu BitBrowser (15/11/2026): nút tròn + biểu tượng + tên, lưới 4 cột */
.bl-methods { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.bl-method { flex-direction: row; align-items: center; gap: 12px; min-height: 64px; padding: 12px 16px; text-align: left; }
.bl-radio { flex: none; width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--stc-border-ctl); position: relative; }
.bl-method[aria-checked="true"] .bl-radio { border-color: var(--stc-accent-text); }
.bl-method[aria-checked="true"] .bl-radio::after { content: ""; position: absolute; inset: 3px; border-radius: 50%; background: var(--stc-accent-text); }
.bl-mlogo { flex: none; display: inline-grid; place-items: center; color: var(--stc-text-strong); }
.bl-mtext { display: grid; gap: 2px; min-width: 0; }
.bl-mtext b { font-size: 14.5px; color: var(--stc-text-strong); }
.bl-chip[aria-pressed="true"] { border-color: var(--stc-accent-text); color: var(--stc-accent-text); background: var(--stc-accent-soft); }
.bl-kv[hidden] { display: none; }           /* .bl-kv đặt display:flex => thuộc tính hidden không có tác dụng nếu thiếu dòng này */
.bl-nets { display: inline-flex; gap: 4px; padding: 3px; border: 1px solid var(--stc-border); border-radius: var(--stc-r-ctl); justify-self: start; }
.bl-net { height: 32px; padding: 0 14px; border: 0; border-radius: calc(var(--stc-r-ctl) - 2px); background: none; color: var(--stc-muted); font: inherit; font-weight: 600; cursor: pointer; }
.bl-net[aria-checked="true"] { background: var(--stc-accent-soft); color: var(--stc-accent-text); }
.bl-net:focus-visible { outline: 2px solid var(--stc-focus); outline-offset: 2px; }
/* Vá thanh toán 15/11 (đã xem ảnh): dòng "Mua thêm giữa kỳ" — chú thích ngày / mức giảm xuống dòng riêng, số tiền không bị ngắt giữa chừng */
.bl-kv .bl-sub { display: block; font-size: 12px; color: var(--stc-muted); }
.bl-kv b.bl-fixed { flex: none; white-space: nowrap; overflow-wrap: normal; }
/* ô kỳ: ghi chú "chưa gồm mua thêm giữa kỳ" là chữ phụ (không tranh với giá) */
.bl-term small { font-size: 11.5px; line-height: 1.35; color: var(--stc-muted); text-align: left; }
/* bảng nhà vận hành: TxID 64 ký tự được ngắt dòng trong ô (không đẩy cột hành động ra ngoài khung), nhãn Tranh chấp / Cần kiểm không ngắt giữa hai chữ */
.bl-table .bl-addr { overflow-wrap: anywhere; }
.bl-table .bl-pill { display: inline-block; margin: 4px 0 0; white-space: nowrap; }
.bl-table td .bl-copy { margin-left: 6px; vertical-align: middle; }
/* mã giao dịch đầy đủ nằm ở dòng phụ trải hết bảng, ngay dưới dòng của khoản đó (không có đường kẻ ngăn giữa hai dòng) */
.bl-table tr.bl-subrow td { border-top: 0; padding-top: 0; color: var(--stc-muted); }
.bl-table tr.bl-subrow .bl-addr { color: var(--stc-text-strong); }
.bl-table tr[hidden] { display: none; }