/* STS Browser — trang "Cài đặt hệ thống" (settings_page.js). Chỉ dùng token của stc_theme.css nên Sáng/Tối tự theo. */

#view-settings.active { display: block; }
.stg { display: grid; grid-template-columns: 232px minmax(0, 1fr); gap: 28px; align-items: start; max-width: 1180px; }

/* ---- cột mục bên trái ---- */
.stg-side { position: sticky; top: 0; display: flex; flex-direction: column; gap: 14px; padding-top: 4px; }
.stg-title { margin: 0; font-size: 20px; font-weight: 700; color: var(--stc-text-strong); letter-spacing: -0.01em; }
.stg-search { position: relative; display: flex; align-items: center; }
.stg-search > svg { position: absolute; left: 11px; color: var(--stc-muted); pointer-events: none; }
.stg-search input { width: 100%; box-sizing: border-box; padding: 9px 34px 9px 33px; border-radius: var(--stc-r-card); border: 1px solid var(--stc-border-ctl); background: var(--stc-input); color: var(--stc-text); font-size: 14px; }
.stg-search input::placeholder { color: var(--stc-muted); }
.stg-search input:focus-visible { outline: 2px solid var(--stc-accent); outline-offset: 1px; border-color: var(--stc-accent); }
.stg-search input::-webkit-search-cancel-button { cursor: pointer; }
.stg-kbd { position: absolute; right: 9px; font: 600 11px/1 var(--stc-font); color: var(--stc-muted); border: 1px solid var(--stc-border); border-radius: var(--stc-r-ctl); padding: 3px 6px; background: var(--stc-surface-2); pointer-events: none; }
.stg-search input:focus + .stg-kbd, .stg-search input:not(:placeholder-shown) + .stg-kbd { display: none; }
.stg-nav { display: flex; flex-direction: column; gap: 2px; }
.stg-nav-item { position: relative; display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: var(--stc-r-card); color: var(--stc-text); text-decoration: none; font-size: 14px; line-height: 1.3; transition: background-color 160ms cubic-bezier(0.22, 1, 0.36, 1), color 160ms cubic-bezier(0.22, 1, 0.36, 1); }
.stg-nav-item svg { flex: none; color: var(--stc-muted); }
.stg-nav-item:hover { background: var(--stc-row-hover); }
.stg-nav-item.is-current { background: var(--stc-accent-soft); color: var(--stc-accent-text); font-weight: 600; }
.stg-nav-item.is-current svg { color: var(--stc-accent-text); }
.stg-nav-item:focus-visible { outline: 2px solid var(--stc-accent); outline-offset: -2px; }
.stg-nav-item.is-off { opacity: 0.5; }
.stg-nav-item.is-dirty::after { content: ""; margin-left: auto; width: 8px; height: 8px; border-radius: 50%; background: var(--stc-warn); flex: none; }

/* ---- nội dung ---- */
.stg-main { display: flex; flex-direction: column; gap: 18px; min-width: 0; padding-bottom: 8px; }
.stg-sec { scroll-margin-top: 8px; }
.stg-sec[hidden] { display: none; }
/* Chủ 14/11: KHÔNG hiện mục "Chung" (thông tin hệ thống: phiên bản, địa chỉ REST cục bộ, tài khoản, bộ cài) — kể cả khi tìm kiếm trong Cài đặt */
#stg-sec-general, .stg-nav-item[data-stg-nav="general"] { display: none !important; }
.stg-main > .stg-sec > .table-card { max-width: none !important; margin-top: 0 !important; padding: 24px 26px !important; backdrop-filter: none; box-shadow: none; }
.stg-main .section-tag-pill { display: none; }
.stg-main > .stg-sec > .table-card > h3 { margin: 0 0 6px !important; font-size: 17px !important; font-weight: 700 !important; color: var(--stc-text-strong); text-wrap: balance; }
.stg-h { margin: 0 0 6px; font-size: 17px; font-weight: 700; color: var(--stc-text-strong); text-wrap: balance; }
.stg-main h3[tabindex="-1"]:focus, .stg-main h3[tabindex="-1"]:focus-visible { outline: none; }      /* đích nhảy tới từ cột mục (không phải điều khiển): mục bên trái đã báo vị trí */
.stg-lead { margin: 0 0 14px; color: var(--stc-muted); font-size: 13.5px; line-height: 1.5; max-width: 70ch; }
.stg-muted { margin: 6px 0; color: var(--stc-muted); font-size: 14px; }
.stg-noresult { margin: 8px 0; padding: 14px 16px; border: 1px dashed var(--stc-border); border-radius: var(--stc-r-card); color: var(--stc-muted); font-size: 14px; }
.stg-noresult[hidden] { display: none; }

/* hàng: chữ bên trái, điều khiển bên phải */
.stg-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(220px, 340px); gap: 8px 28px; align-items: center; padding: 15px 0; border-top: 1px solid var(--stc-border); }
.stg-body > .stg-row:first-child, .stg-body > .stg-err + .stg-row, .stg-body > .stg-lock + .stg-err + .stg-row { border-top: 0; padding-top: 6px; }
.stg-row[hidden], .stg-subhead[hidden], .stg-tablewrap[hidden], .stg-empty[hidden], .stg-codes[hidden] { display: none; }
.stg-row-info { grid-template-columns: minmax(0, 1fr); }
.stg-label { display: block; font-size: 14px; font-weight: 600; color: var(--stc-text-strong); margin: 0; }
.stg-desc { margin: 4px 0 0; font-size: 13px; line-height: 1.5; color: var(--stc-muted); max-width: 66ch; }
.stg-ctl { display: flex; align-items: center; justify-content: flex-end; gap: 8px; min-width: 0; }
.stg-ctl select, .stg-ctl input[type="text"] { width: 100%; box-sizing: border-box; padding: 8px 10px; border-radius: var(--stc-r-card); border: 1px solid var(--stc-border-ctl); background: var(--stc-input); color: var(--stc-text); font-size: 14px; font-family: var(--stc-font); }
.stg-ctl input[type="text"]::placeholder { color: var(--stc-muted); }
.stg-ctl select:focus-visible, .stg-ctl input:focus-visible { outline: 2px solid var(--stc-accent); outline-offset: 1px; border-color: var(--stc-accent); }
.stg-ctl select:disabled, .stg-ctl input:disabled { opacity: 0.6; cursor: not-allowed; }
.stg-always { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 6px; }
.stg-always li { display: flex; gap: 8px; align-items: flex-start; font-size: 13.5px; color: var(--stc-text); line-height: 1.45; }
.stg-always svg { flex: none; margin-top: 2px; color: var(--stc-ok-text); }
.stg-lock { display: flex; gap: 8px; align-items: center; margin: 0 0 10px; padding: 9px 12px; border-radius: var(--stc-r-card); background: var(--stc-surface-2); color: var(--stc-muted); font-size: 13px; }
.stg-lock svg { flex: none; }
.stg-err { margin: 0 0 10px; padding: 9px 12px; border-radius: var(--stc-r-card); border: 1px solid var(--stc-err); color: var(--stc-err-text); font-size: 13px; background: transparent; }
.stg-err[hidden] { display: none; }
.stg-warn { display: flex; gap: 8px; align-items: flex-start; margin: 12px 0 0; color: var(--stc-gold-text); font-size: 13px; line-height: 1.5; }
.stg-warn svg { flex: none; margin-top: 2px; }

/* công tắc */
.stg-switch { position: relative; display: inline-flex; cursor: pointer; }
.stg-switch input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.stg-track { width: 40px; height: 22px; border-radius: 999px; background: var(--stc-surface-2); border: 1px solid var(--stc-border-ctl); display: inline-flex; align-items: center; padding: 2px; box-sizing: border-box; transition: background-color 180ms cubic-bezier(0.22, 1, 0.36, 1), border-color 180ms cubic-bezier(0.22, 1, 0.36, 1); }
.stg-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--stc-muted); transition: transform 200ms cubic-bezier(0.22, 1, 0.36, 1), background-color 180ms; }
.stg-switch input:checked + .stg-track { background: var(--stc-accent); border-color: var(--stc-accent); }
.stg-switch input:checked + .stg-track .stg-thumb { transform: translateX(18px); background: var(--stc-accent-ink); }
.stg-switch input:focus-visible + .stg-track { outline: 2px solid var(--stc-accent); outline-offset: 2px; }
.stg-switch input:disabled + .stg-track { opacity: 0.55; cursor: not-allowed; }

/* tiêu đề phụ + bảng */
.stg-subhead { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; padding: 16px 0 10px; border-top: 1px solid var(--stc-border); }
.stg-body > .stg-subhead:first-child { border-top: 0; padding-top: 4px; }
.stg-subhead .stg-desc { margin-top: 2px; }
.stg-tablewrap { overflow-x: auto; border: 1px solid var(--stc-border); border-radius: var(--stc-r-card); margin: 0 0 6px; }
.stg-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.stg-table th, .stg-table td { padding: 10px 12px; text-align: left; vertical-align: middle; border-top: 1px solid var(--stc-border); color: var(--stc-text); }
.stg-table thead th { border-top: 0; font-size: 12.5px; font-weight: 600; color: var(--stc-muted); background: var(--stc-surface-2); white-space: nowrap; }
.stg-table tbody th { font-weight: 400; min-width: 130px; }
.stg-table .stg-code { white-space: nowrap; }
.stg-table .num, .stg-num { font-variant-numeric: tabular-nums; white-space: nowrap; }
.stg-table tbody tr:not(.stg-px-res):hover { background: var(--stc-row-hover); }
.stg-px-res td { background: var(--stc-surface-2); }
.stg-strong { font-weight: 600; color: var(--stc-text-strong); }
.stg-small { display: block; font-size: 12px; color: var(--stc-muted); margin-top: 2px; }
.stg-actions { white-space: nowrap; text-align: right !important; }
.stg-actions .stc-btn2 + .stc-btn2 { margin-left: 6px; }
.stg-code { font-family: "Cascadia Mono", Consolas, ui-monospace, monospace; font-size: 12.5px; color: var(--stc-text); background: var(--stc-surface-2); border: 1px solid var(--stc-border); border-radius: var(--stc-r-ctl); padding: 2px 6px; overflow-wrap: anywhere; }
.stg-addr { padding: 6px 9px; }
.stg-empty { padding: 14px 16px; border: 1px dashed var(--stc-border); border-radius: var(--stc-r-card); margin: 0 0 6px; }
.stg-empty p { margin: 0; color: var(--stc-text); font-size: 14px; }
.stg-empty .stg-desc { margin-top: 4px; }
.stg-empty .stc-btn2 { margin-top: 10px; }
.stg-method { display: inline-block; min-width: 44px; text-align: center; font: 700 11.5px/1 var(--stc-font); letter-spacing: 0.02em; padding: 4px 6px; border-radius: var(--stc-r-ctl); border: 1px solid var(--stc-border); }
.stg-method.is-get { color: var(--stc-ok-text); }
.stg-method.is-post { color: var(--stc-info-text); }
.stg-endpoints td:nth-child(2) { white-space: nowrap; }
.stg-codes { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 12px; margin-top: 12px; }
.stg-codeblk { border: 1px solid var(--stc-border); border-radius: var(--stc-r-card); overflow: hidden; min-width: 0; background: var(--stc-input); }
.stg-codehead { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 6px 8px 6px 12px; border-bottom: 1px solid var(--stc-border); font-size: 12.5px; font-weight: 600; color: var(--stc-muted); background: var(--stc-surface-2); }
.stg-codeblk pre { margin: 0; padding: 12px; overflow-x: auto; font: 12.5px/1.55 "Cascadia Mono", Consolas, ui-monospace, monospace; color: var(--stc-text); }
.stg-sr { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* hộp thoại (dùng khung .pxq-modal của proxy_quick.js) */
.stg-modal { width: min(600px, calc(100vw - 32px)); }
.stg-modal-sm { width: min(460px, calc(100vw - 32px)); }
.stg-dlg { display: flex; flex-direction: column; gap: 12px; }
.stg-dlg-msg { margin: 0 0 4px; font-size: 14px; line-height: 1.55; color: var(--stc-text); }
.stg-secret { display: flex; gap: 8px; }
.stg-secret input { flex: 1; min-width: 0; padding: 9px 10px; border-radius: var(--stc-r-card); border: 1px solid var(--stc-accent); background: var(--stc-input); color: var(--stc-text-strong); font: 13px "Cascadia Mono", Consolas, ui-monospace, monospace; }

/* thanh Lưu / Hủy */
.stg-savebar { position: sticky; bottom: 0; z-index: 5; display: flex; align-items: center; gap: 10px; max-width: 1180px; box-sizing: border-box; margin: 14px 0 0 260px;
  padding: 12px 16px; border: 1px solid var(--stc-border); border-radius: var(--stc-r-card); background: var(--stc-surface); box-shadow: var(--stc-shadow); }
.stg-savebar[hidden] { display: none; }
.stg-savebar-msg { flex: 1; font-size: 14px; color: var(--stc-text-strong); font-weight: 600; }
.stg-savebar.is-saved .stg-savebar-msg { color: var(--stc-ok-text); }
.stg-savebar:not(.is-saved) { animation: stg-rise 220ms cubic-bezier(0.22, 1, 0.36, 1); }
@keyframes stg-rise { from { transform: translateY(8px); opacity: 0.6; } to { transform: none; opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .stg-savebar:not(.is-saved) { animation: none; } .stg-thumb, .stg-track, .stg-nav-item { transition: none; } }

#view-settings ::selection { background: var(--stc-accent-soft); color: var(--stc-text-strong); }

@media (max-width: 980px) {
  .stg { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .stg-side { position: static; }
  .stg-nav { flex-direction: row; flex-wrap: wrap; gap: 4px; }
  .stg-nav-item { padding: 7px 10px; }
  .stg-savebar { margin-left: 0; }
}
@media (max-width: 720px) {
  .stg-row { grid-template-columns: minmax(0, 1fr); }
  .stg-ctl { justify-content: flex-start; }
  .stg-subhead { flex-direction: column; align-items: flex-start; }
}