:root {
  --ink: #262328;
  --muted: #716a71;
  --line: #e4e1e4;
  --line-strong: #d7d2d7;
  --surface: #ffffff;
  --canvas: #f5f5f7;
  --sidebar: #211e23;
  --sidebar-muted: #aaa2aa;
  --rose: #ac375f;
  --rose-dark: #852744;
  --rose-soft: #f8e9ee;
  --green: #23705f;
  --green-soft: #e8f3ef;
  --amber: #94651c;
  --amber-soft: #fff4da;
  --danger: #b33f48;
  --danger-soft: #fae9ea;
  --shadow: 0 8px 24px rgba(37, 28, 34, .05);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--canvas);
}

* { box-sizing: border-box; letter-spacing: 0; }
html { min-width: 320px; background: var(--canvas); }
body { margin: 0; min-width: 320px; background: var(--canvas); }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; }
.hidden { display: none !important; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.button-icon, .nav-icon, .chevron-icon { width: 18px; height: 18px; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.chevron-icon { width: 15px; height: 15px; transition: transform .18s ease; }

.admin-login { min-height: 100vh; display: grid; place-content: center; gap: 1rem; padding: 2rem; background: #f5f3f5; }
.login-mark, .side-mark { display: grid; place-items: center; color: white; background: var(--rose); }
.login-mark { width: 54px; height: 54px; border-radius: 8px; font-size: 1.55rem; font-weight: 800; box-shadow: 0 10px 24px rgba(172, 55, 95, .18); }
.login-copy span, .header-kicker, .eyebrow { color: var(--rose); font-size: .68rem; font-weight: 800; }
.login-copy h1 { margin: .25rem 0 0; font-family: Georgia, "Songti SC", serif; font-size: 2rem; }
.login-copy p { margin: .3rem 0 0; color: var(--muted); }
.login-form { width: min(380px, 100%); display: grid; gap: .85rem; padding: 1.35rem; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: var(--shadow); }
label { display: grid; gap: .38rem; color: #5f585f; font-size: .8rem; font-weight: 700; }
input, select, textarea { width: 100%; min-height: 40px; border: 1px solid var(--line-strong); border-radius: 6px; outline: none; padding: .65rem .72rem; background: #fff; color: var(--ink); transition: border-color .16s ease, box-shadow .16s ease; }
input::placeholder, textarea::placeholder { color: #a39ca3; }
input:focus, select:focus, textarea:focus { border-color: var(--rose); box-shadow: 0 0 0 3px rgba(172, 55, 95, .09); }
input[type="checkbox"] { width: 16px; min-width: 16px; height: 16px; min-height: 16px; padding: 0; accent-color: var(--rose); }
textarea { min-height: 88px; resize: vertical; }
.button { min-height: 38px; display: inline-flex; align-items: center; justify-content: center; gap: .45rem; border: 1px solid var(--line-strong); border-radius: 6px; padding: .55rem .85rem; background: #fff; color: #554f55; font-size: .8rem; font-weight: 750; line-height: 1; transition: border-color .16s ease, background .16s ease, color .16s ease, transform .16s ease; }
.button:hover:not(:disabled) { border-color: #bdb5bb; background: #f8f7f8; color: var(--ink); }
.button:active:not(:disabled) { transform: translateY(1px); }
.button.primary { border-color: var(--rose); color: #fff; background: var(--rose); }
.button.primary:hover:not(:disabled) { border-color: var(--rose-dark); color: #fff; background: var(--rose-dark); }
.button.success { border-color: var(--green); color: #fff; background: var(--green); }
.button.success:hover:not(:disabled) { border-color: #185b4d; color: #fff; background: #185b4d; }
.button.danger-ghost { border-color: #e8c8cb; color: var(--danger); background: #fff; }
.button.danger-ghost:hover:not(:disabled) { border-color: var(--danger); color: var(--danger); background: var(--danger-soft); }
.button.quiet { border-color: transparent; background: #f0eff1; color: #625c62; }
.button.quiet:hover:not(:disabled) { border-color: transparent; background: #e8e6e9; }
.button:disabled { opacity: .42; }
.button.wide { width: 100%; }
.icon-button { width: 38px; height: 38px; display: inline-grid; place-items: center; flex: 0 0 auto; border: 1px solid var(--line-strong); border-radius: 6px; padding: 0; background: #fff; color: #5f585f; transition: background .16s ease, color .16s ease, border-color .16s ease; }
.icon-button:hover { border-color: #bdb5bb; background: #f7f6f7; color: var(--ink); }
.icon-button.subtle { width: 34px; height: 34px; border-color: transparent; background: transparent; color: var(--muted); }
.back-link { color: var(--rose-dark); font-size: .84rem; text-align: center; text-decoration: none; }
.form-error { min-height: 1rem; margin: 0; color: var(--danger); font-size: .8rem; }
.form-success { min-height: 1rem; margin: 0; color: var(--green); font-size: .8rem; }

.admin-shell { min-height: 100vh; display: grid; grid-template-columns: 236px minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; z-index: 5; height: 100vh; display: flex; flex-direction: column; color: #fff; background: var(--sidebar); }
.side-brand { display: flex; align-items: center; gap: .75rem; min-height: 80px; padding: 1.15rem 1.1rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.side-mark { width: 38px; height: 38px; border-radius: 6px; font-weight: 800; box-shadow: none; }
.side-brand strong, .side-brand span { display: block; }
.side-brand strong { color: #fff; font-size: .98rem; }
.side-brand span { margin-top: .15rem; color: var(--sidebar-muted); font-size: .7rem; }
.side-nav { display: grid; gap: .25rem; padding: 1rem .75rem; }
.side-nav button { position: relative; min-height: 44px; display: flex; align-items: center; gap: .75rem; border: 0; border-radius: 6px; padding: .7rem .8rem; background: transparent; color: var(--sidebar-muted); text-align: left; font-size: .84rem; font-weight: 700; transition: color .16s ease, background .16s ease; }
.side-nav button::before { content: ""; position: absolute; left: -.75rem; top: 9px; bottom: 9px; width: 3px; border-radius: 0 2px 2px 0; background: transparent; }
.side-nav button:hover { color: #fff; background: rgba(255,255,255,.06); }
.side-nav button.active { color: #fff; background: rgba(172,55,95,.2); }
.side-nav button.active::before { background: #d55b84; }
.nav-icon { width: 19px; height: 19px; stroke-width: 1.7; }
.side-foot { display: grid; gap: .15rem; margin-top: auto; padding: .75rem; border-top: 1px solid rgba(255,255,255,.08); }
.side-foot a, .side-foot button { min-height: 38px; display: flex; align-items: center; gap: .65rem; border: 0; border-radius: 6px; padding: .5rem .75rem; background: transparent; color: var(--sidebar-muted); text-align: left; text-decoration: none; font-size: .76rem; }
.side-foot a:hover, .side-foot button:hover { color: #fff; background: rgba(255,255,255,.05); }

.main-column { min-width: 0; }
.admin-header { position: sticky; top: 0; z-index: 4; height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0 2rem; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(10px); }
.admin-header h1 { margin: .14rem 0 0; font-size: 1.18rem; }
.admin-identity { display: flex; align-items: center; gap: .65rem; color: #514b51; font-size: .8rem; }
.admin-identity > div { display: grid; gap: .1rem; }
.admin-identity small { color: var(--muted); font-size: .7rem; }
.identity-avatar { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: var(--rose-soft); color: var(--rose-dark); font-weight: 800; }
#mobileMenu { display: none; }
.content-area { width: min(100%, 1580px); margin: 0 auto; padding: 1.75rem 2rem 2.5rem; }
.admin-view { display: none; }
.admin-view.active { display: block; }
.view-intro { min-height: 72px; display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1.15rem; }
.view-actions { display: flex; align-items: center; justify-content: flex-end; gap: .5rem; flex-wrap: wrap; }
.view-intro h2 { margin: .25rem 0 0; font-size: 1.55rem; line-height: 1.25; }
.view-intro p { margin: .32rem 0 0; color: var(--muted); font-size: .8rem; }

.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: .8rem; margin-bottom: 1rem; }
.metric-card { padding: 1.05rem; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); box-shadow: 0 4px 14px rgba(37,28,34,.025); }
.metric-card strong { display: block; font-size: 1.75rem; }
.metric-card span { display: block; margin-top: .3rem; font-weight: 750; }
.metric-card small { display: block; margin-top: .26rem; color: var(--muted); }
.dashboard-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1rem; margin-bottom: 1rem; }
.progress-surface { margin-bottom: 1rem; }
.matchmaking-progress-grid { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); gap: 1px; background: var(--line); }
.progress-metric { min-height: 86px; display: grid; align-content: center; gap: .28rem; border: 0; padding: .8rem; background: #fff; color: var(--ink); text-align: left; }
.progress-metric:hover { background: #faf9fa; }
.progress-metric strong { font-size: 1.3rem; }
.progress-metric span { color: var(--muted); font-size: .72rem; }
.progress-summary-grid { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); gap: .65rem; margin-bottom: 1rem; }
.progress-summary-card { min-height: 96px; display: grid; align-content: center; gap: .22rem; border: 1px solid var(--line); border-radius: 8px; padding: .85rem; background: #fff; color: var(--ink); text-align: left; box-shadow: 0 3px 12px rgba(37,28,34,.025); }
.progress-summary-card:hover { border-color: #d8b2c0; transform: translateY(-1px); }
.progress-summary-card strong { font-size: 1.45rem; }
.progress-summary-card span { font-size: .76rem; font-weight: 750; }
.progress-summary-card small { color: var(--muted); font-size: .68rem; }
.progress-summary-card.followup { border-top: 3px solid #6e9dd1; }
.progress-summary-card.pending { border-top: 3px solid var(--amber); }
.progress-summary-card.connected { border-top: 3px solid #5e8fca; }
.progress-summary-card.success { border-top: 3px solid var(--green); }
.progress-summary-card.closed { border-top: 3px solid var(--danger); }
.progress-toolbar { grid-template-columns: minmax(240px,1fr) 180px 140px auto auto; align-items: end; }
.surface { border: 1px solid var(--line); border-radius: 8px; background: var(--surface); }
.surface + .surface { margin-top: 1rem; }
.ops-surface { margin-top: 1rem; }
.surface-head { display: flex; align-items: center; justify-content: space-between; gap: .8rem; padding: 1rem 1.1rem .85rem; border-bottom: 1px solid var(--line); }
.surface h3 { margin: .18rem 0 0; font-size: 1rem; }
.growth-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); }
.growth-item { padding: 1.1rem; background: #fff; }
.growth-item strong { display: block; font-size: 1.35rem; }
.growth-item span { display: block; margin-top: .3rem; color: var(--muted); font-size: .76rem; }
.todo-list, .activity-list, .notice-list { display: grid; }
.todo-item, .activity-row, .notice-row { display: flex; align-items: center; justify-content: space-between; gap: .8rem; padding: .82rem 1.1rem; border: 0; border-bottom: 1px solid #efedef; background: #fff; }
.todo-item:last-child, .activity-row:last-child, .notice-row:last-child { border-bottom: 0; }
.todo-item:hover { background: #faf9fa; }
.todo-item span, .activity-row span, .notice-row span { color: var(--muted); font-size: .8rem; }
.todo-item strong { color: var(--rose-dark); }
.acceptance-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .65rem; padding: 1rem 1.1rem; }
.acceptance-item { display: flex; align-items: flex-start; gap: .55rem; padding: .7rem; border: 1px solid #ece9ec; border-radius: 6px; background: #faf9fa; color: #504a50; font-size: .8rem; line-height: 1.45; }
.acceptance-item input { margin: .15rem 0 0; }
.acceptance-summary { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: .5rem; color: var(--muted); font-size: .76rem; }
.acceptance-summary span { padding: .35rem .55rem; border-radius: 999px; background: var(--rose-soft); color: var(--rose-dark); }
.text-button { border: 0; background: transparent; color: var(--rose-dark); font-size: .78rem; font-weight: 750; }

.toolbar { display: grid; grid-template-columns: minmax(220px, 1fr) 170px auto; gap: .6rem; margin-bottom: 1rem; padding: .85rem; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.broker-toolbar { grid-template-columns: minmax(220px, 1fr) 150px 180px 180px auto; }
.connection-toolbar { grid-template-columns: 150px 120px 180px 180px auto; }
.audit-filter { grid-template-columns: minmax(220px, 1fr) 150px 180px 180px auto; }
.filter-panel { margin-bottom: .8rem; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: 0 3px 12px rgba(37,28,34,.025); }
.filter-panel-head { min-height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .75rem .9rem; border-bottom: 1px solid var(--line); }
.filter-panel-title { display: flex; align-items: center; gap: .7rem; min-width: 0; }
.filter-panel-title > div { display: grid; gap: .15rem; }
.filter-panel-title strong { font-size: .86rem; }
.filter-panel-title span { color: var(--muted); font-size: .72rem; }
.filter-panel-icon { width: 34px; height: 34px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 6px; background: var(--rose-soft); color: var(--rose-dark); }
.filter-toggle { min-height: 34px; display: inline-flex; align-items: center; gap: .4rem; border: 1px solid var(--line); border-radius: 6px; padding: .45rem .65rem; background: #fff; color: #5c555c; font-size: .76rem; font-weight: 750; }
.filter-toggle:hover { border-color: #bdb5bb; background: #f8f7f8; }
.filter-toggle[aria-expanded="true"] { border-color: #d7b7c2; color: var(--rose-dark); background: var(--rose-soft); }
.filter-toggle[aria-expanded="true"] .chevron-icon { transform: rotate(180deg); }
.filter-form { padding: .85rem .9rem .95rem; }
.filter-form label > span { color: #746d74; font-size: .7rem; font-weight: 700; }
.filter-primary { display: grid; grid-template-columns: minmax(250px,1.7fr) 150px 120px 150px auto; align-items: end; gap: .65rem; }
.filter-submit { display: flex; align-items: center; gap: .4rem; padding-bottom: 1px; }
.filter-submit .button { min-width: 74px; }
.filter-advanced { display: grid; grid-template-columns: repeat(4,minmax(150px,1fr)); gap: .65rem; margin-top: .85rem; padding-top: .85rem; border-top: 1px dashed var(--line-strong); }
.batch-bar { min-height: 52px; display: flex; align-items: center; flex-wrap: wrap; gap: .65rem; margin: 0 0 .8rem; padding: .55rem .7rem; border: 1px solid #d8d5d8; border-radius: 8px; background: #fff; transition: border-color .16s ease, background .16s ease; }
.batch-bar.is-idle { background: #f9f8f9; }
.batch-bar:not(.is-idle) { border-color: #c8dcd5; background: #f7fbf9; }
.batch-status { display: flex; align-items: center; gap: .5rem; margin-right: auto; color: var(--muted); font-size: .78rem; }
.batch-bar:not(.is-idle) .batch-status { color: var(--green); font-weight: 750; }
.batch-actions { display: flex; align-items: center; flex-wrap: wrap; gap: .45rem; }
.batch-bar .button { min-height: 34px; padding: .45rem .65rem; }
.export-surface { margin-top: 1rem; }
.inline-setting { grid-template-columns: minmax(160px,1fr) minmax(160px,1fr) minmax(220px,1.2fr) auto; align-items: end; }

.table-shell { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: 0 3px 12px rgba(37,28,34,.025); }
table { width: 100%; border-collapse: collapse; min-width: 880px; }
th, td { padding: .82rem .9rem; border-bottom: 1px solid #efedef; text-align: left; vertical-align: middle; font-size: .79rem; }
th { color: #686168; background: #f7f7f8; font-size: .71rem; font-weight: 800; }
tbody tr { transition: background .14s ease; }
tbody tr:hover { background: #fcfbfc; }
tr:last-child td { border-bottom: 0; }
td strong, td span { display: block; }
td strong { color: #3d383d; }
td span { margin-top: .22rem; color: var(--muted); font-size: .74rem; }
.empty-row { min-height: 78px; display: grid; place-items: center; color: var(--muted); }
.row-actions { display: flex; flex-wrap: wrap; gap: .35rem; min-width: 180px; }
.row-actions button { min-height: 30px; border: 1px solid var(--line-strong); border-radius: 5px; padding: .32rem .48rem; background: #fff; color: #5e575e; font-size: .7rem; }
.row-actions button:hover { border-color: #bcaeb5; background: #f8f6f7; color: var(--rose-dark); }
.row-actions .primary { border-color: var(--rose); background: var(--rose); color: white; }
.status { display: inline-flex; width: fit-content; border-radius: 999px; padding: .25rem .5rem; background: #f0eef0; color: #675f67; font-size: .69rem; white-space: nowrap; }
.status.active, .status.approved, .status.success { background: var(--green-soft); color: var(--green); }
.status.pending, .status.pending_review { background: var(--amber-soft); color: var(--amber); }
.status.rejected, .status.disabled, .status.paused, .status.failed { background: var(--danger-soft); color: var(--danger); }
.matchmaking-progress { display: grid; gap: .28rem; min-width: 108px; }
.matchmaking-progress small { color: var(--muted); font-size: .67rem; line-height: 1.35; }
.progress-tag { display: inline-flex; width: fit-content; border-radius: 999px; padding: .26rem .5rem; color: #655e65; background: #efedef; font-size: .69rem; font-weight: 750; white-space: nowrap; }
.progress-tag.followup { color: #315d8b; background: #e9f2fc; }
.progress-tag.pending { color: var(--amber); background: var(--amber-soft); }
.progress-tag.connected { color: #385d8a; background: #e7eff9; }
.progress-tag.success { color: var(--green); background: var(--green-soft); }
.progress-tag.closed { color: var(--danger); background: var(--danger-soft); }
.progress-detail-item .matchmaking-progress { margin-top: .3rem; }
.risk-tag { display: inline-flex; width: fit-content; border-radius: 999px; padding: .22rem .46rem; background: var(--rose-soft); color: var(--rose-dark); font-size: .68rem; white-space: nowrap; }
.risk-tag.low { background: var(--green-soft); color: var(--green); }
.risk-tag.medium { background: var(--amber-soft); color: var(--amber); }
.risk-tag.high { background: var(--danger-soft); color: var(--danger); }
.pager { min-height: 54px; display: flex; align-items: center; justify-content: flex-end; gap: .45rem; }
.pager span { margin-right: .25rem; color: var(--muted); font-size: .74rem; }
.pager button { min-height: 32px; border: 1px solid var(--line); border-radius: 5px; padding: .38rem .58rem; background: #fff; color: #5f585f; font-size: .74rem; }
.pager button:disabled { opacity: .4; }

.notice-layout { display: grid; grid-template-columns: minmax(280px, .8fr) minmax(0, 1.2fr); gap: 1rem; }
.settings-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1rem; }
.config-list { display: grid; }
.config-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .85rem 1.1rem; border-bottom: 1px solid #efedef; }
.config-row:last-child { border-bottom: 0; }
.config-row span { color: var(--muted); font-size: .78rem; }
.config-row strong { color: #3d383d; font-size: .82rem; text-align: right; word-break: break-word; }
.stack-form { display: grid; gap: .9rem; padding: 1.1rem; }
.segmented-tabs { display: flex; gap: .25rem; margin-bottom: .75rem; border-bottom: 1px solid var(--line); }
.segmented-tabs button { border: 0; border-bottom: 2px solid transparent; padding: .65rem .8rem; background: transparent; color: var(--muted); font-weight: 750; }
.segmented-tabs button.active { border-bottom-color: var(--rose); color: var(--rose-dark); }
.muted { color: var(--muted); font-size: .8rem; line-height: 1.55; }

dialog { width: min(700px, calc(100% - 2rem)); max-height: min(780px, calc(100% - 2rem)); padding: 0; border: 0; border-radius: 8px; box-shadow: 0 24px 80px rgba(35, 25, 31, .22); }
dialog::backdrop { background: rgba(29, 25, 28, .5); backdrop-filter: blur(2px); }
.dialog-panel { display: grid; gap: 1rem; padding: 1.25rem; }
.dialog-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding-bottom: .85rem; border-bottom: 1px solid var(--line); }
.dialog-head h2 { margin: .2rem 0 0; font-size: 1.2rem; }
.dialog-actions { display: flex; justify-content: flex-end; gap: .55rem; padding-top: .55rem; border-top: 1px solid var(--line); }
.detail-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .65rem; }
.detail-item { padding: .65rem .75rem; border: 1px solid #ece9ec; border-radius: 6px; background: #faf9fa; }
.detail-item small, .detail-item strong { display: block; }
.detail-item small { color: var(--muted); font-size: .7rem; }
.detail-item strong { margin-top: .2rem; font-size: .82rem; word-break: break-word; }
.detail-section { display: grid; gap: .55rem; }
.detail-section h3 { margin: .25rem 0 0; font-size: .9rem; }
.photo-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: .5rem; }
.photo-strip img { width: 100%; aspect-ratio: 1; border-radius: 6px; object-fit: cover; background: #f1edef; }
.copy-result { min-height: 1.1rem; padding: .65rem; border-radius: 6px; background: var(--rose-soft); color: var(--rose-dark); font-weight: 800; word-break: break-all; }
.admin-toast { position: fixed; left: 50%; bottom: 24px; z-index: 20; transform: translate(-50%, 18px); pointer-events: none; opacity: 0; max-width: min(420px, calc(100% - 2rem)); padding: .75rem 1rem; border-radius: 6px; background: #2d292d; color: #fff; font-size: .82rem; transition: .2s ease; }
.admin-toast.show { transform: translate(-50%, 0); opacity: 1; }

@media (max-width: 1180px) {
  .admin-shell { grid-template-columns: 210px minmax(0,1fr); }
  .content-area { padding: 1.5rem; }
  .admin-header { padding: 0 1.5rem; }
  .filter-primary { grid-template-columns: minmax(230px,1.5fr) 140px 110px 140px; }
  .filter-submit { grid-column: 1 / -1; justify-content: flex-end; }
  .filter-advanced { grid-template-columns: repeat(3,minmax(150px,1fr)); }
  .broker-toolbar { grid-template-columns: minmax(220px,1fr) 140px 170px 170px; }
  .broker-toolbar .button { grid-column: 1 / -1; justify-self: end; }
}

@media (max-width: 900px) {
  .metric-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .matchmaking-progress-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .progress-summary-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .dashboard-grid, .notice-layout, .settings-grid { grid-template-columns: 1fr; }
  .acceptance-list { grid-template-columns: 1fr; }
  .toolbar, .broker-toolbar, .progress-toolbar, .connection-toolbar, .audit-filter, .inline-setting { grid-template-columns: 1fr 1fr; }
  .toolbar input:first-child { grid-column: 1 / -1; }
  .toolbar .button { width: 100%; grid-column: auto; }
  .filter-primary { grid-template-columns: 1fr 1fr; }
  .search-field { grid-column: 1 / -1; }
  .filter-submit { grid-column: 1 / -1; }
  .filter-advanced { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .admin-shell { display: block; }
  .sidebar { position: fixed; left: 0; top: 0; z-index: 10; width: 250px; transform: translateX(-100%); transition: transform .2s ease; box-shadow: 14px 0 30px rgba(31,24,28,.18); }
  .sidebar.open { transform: translateX(0); }
  #mobileMenu { display: grid; }
  .admin-header { height: 68px; padding: 0 .8rem; }
  .admin-header > div:nth-child(2) { margin-right: auto; }
  .header-kicker { display: none; }
  .admin-header h1 { margin: 0; font-size: 1.05rem; }
  .admin-identity > div, .identity-avatar { display: none; }
  .content-area { padding: 1rem .75rem 1.5rem; }
  .view-intro { min-height: auto; align-items: flex-start; flex-direction: column; margin-bottom: 1rem; }
  .view-intro h2 { font-size: 1.35rem; }
  .view-intro p { max-width: 280px; }
  .view-actions { width: 100%; justify-content: flex-end; }
  .metric-grid { gap: .55rem; }
  .metric-card { padding: .8rem; }
  .metric-card strong { font-size: 1.4rem; }
  .growth-grid { grid-template-columns: repeat(2,1fr); }
  .progress-summary-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .filter-panel-head { align-items: flex-start; }
  .filter-panel-title > div > span { display: none; }
  .filter-toggle { flex: 0 0 auto; }
  .filter-primary, .filter-advanced { grid-template-columns: 1fr 1fr; }
  .search-field, .filter-submit { grid-column: 1 / -1; }
  .filter-submit { justify-content: stretch; }
  .filter-submit .button { flex: 1; }
  .batch-bar { align-items: stretch; }
  .batch-status { width: 100%; }
  .batch-actions { width: 100%; display: grid; grid-template-columns: repeat(3,1fr); }
  #brokerBatchBar .batch-actions { grid-template-columns: 1fr; }
  .batch-bar .button { min-width: 0; padding-inline: .45rem; }
  .batch-bar .button-icon { display: none; }
  .photo-strip { grid-template-columns: repeat(3,1fr); }
  dialog { width: calc(100% - 1rem); }
}

@media (max-width: 480px) {
  .filter-primary, .filter-advanced { grid-template-columns: 1fr; }
  .search-field, .filter-submit { grid-column: auto; }
  .filter-panel-title > div > span { display: none; }
  .batch-actions { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .matchmaking-progress-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .progress-summary-grid { grid-template-columns: 1fr 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
}