/*
 * AI Newsroom — Super Admin design system. Plain CSS, no build step, self-hosted (CSP: style-src 'self').
 * Tokens first, then base, shell (sidebar/topbar), components, page helpers and responsive rules.
 */

/* ---------- Tokens ---------- */
:root {
    color-scheme: light dark;

    --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

    --bg: #f5f6f8;
    --surface: #ffffff;
    --surface-2: #f8f9fb;
    --surface-3: #eef0f4;
    --fg: #161a23;
    --fg-2: #3c4352;
    --muted: #626b7c;
    --line: #e3e6ec;
    --line-strong: #cdd2db;

    --accent: #4f46e5;
    --accent-hover: #4338ca;
    --accent-fg: #ffffff;
    --accent-soft: #eef0ff;
    --accent-soft-fg: #3730a3;

    --ok: #15803d;
    --ok-soft: #e8f7ee;
    --ok-fg: #14532d;
    --warn: #b45309;
    --warn-soft: #fdf3e2;
    --warn-fg: #78350f;
    --bad: #c62828;
    --bad-hover: #a51f1f;
    --bad-soft: #fdecec;
    --bad-fg: #7f1d1d;
    --info-soft: #e9f2fd;
    --info-fg: #1e3a8a;

    --sidebar-bg: #11141c;
    --sidebar-fg: #c4c9d4;
    --sidebar-muted: #7d8596;
    --sidebar-hover: #1c2130;
    --sidebar-active: #262c3f;
    --sidebar-active-fg: #ffffff;
    --sidebar-line: #232838;

    --focus: #6366f1;
    --zebra: #fafbfc;
    --row-hover: #f3f4ff;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;

    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 14px;
    --radius-pill: 999px;

    --shadow-sm: 0 1px 2px rgb(16 24 40 / 6%);
    --shadow: 0 1px 2px rgb(16 24 40 / 5%), 0 2px 8px rgb(16 24 40 / 5%);
    --shadow-lg: 0 12px 32px rgb(16 24 40 / 18%);

    --sidebar-w: 248px;
    --topbar-h: 60px;
    --content-max: 1280px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0d1017;
        --surface: #151922;
        --surface-2: #1a1f2a;
        --surface-3: #222836;
        --fg: #e8eaf0;
        --fg-2: #c3c8d3;
        --muted: #9199aa;
        --line: #262c3a;
        --line-strong: #353d4f;

        --accent: #818cf8;
        --accent-hover: #a5b4fc;
        --accent-fg: #0d1017;
        --accent-soft: #232650;
        --accent-soft-fg: #c7d2fe;

        --ok: #4ade80;
        --ok-soft: #12291c;
        --ok-fg: #a7f3c0;
        --warn: #fbbf24;
        --warn-soft: #2d230f;
        --warn-fg: #fde68a;
        --bad: #f87171;
        --bad-hover: #fca5a5;
        --bad-soft: #321718;
        --bad-fg: #fecaca;
        --info-soft: #172338;
        --info-fg: #bfdbfe;

        --sidebar-bg: #0a0c12;
        --sidebar-hover: #161a24;
        --sidebar-active: #1f2433;
        --sidebar-line: #1b1f2b;

        --focus: #a5b4fc;
        --zebra: #171b25;
        --row-hover: #1c2132;

        --shadow-sm: 0 1px 2px rgb(0 0 0 / 40%);
        --shadow: 0 1px 2px rgb(0 0 0 / 35%), 0 4px 12px rgb(0 0 0 / 25%);
        --shadow-lg: 0 16px 40px rgb(0 0 0 / 55%);
    }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font: 14px/1.55 var(--font-sans);
    color: var(--fg);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
::selection { background: var(--accent-soft); color: var(--accent-soft-fg); }
h1, h2, h3 { color: var(--fg); letter-spacing: -0.01em; line-height: 1.3; }
h1 { font-size: 24px; font-weight: 650; margin: 0 0 var(--space-5); }
h2 { font-size: 15px; font-weight: 600; margin: 0 0 var(--space-4); }
h3 { font-size: 13px; font-weight: 600; margin: var(--space-5) 0 var(--space-2); color: var(--fg-2); }
p { margin: 0 0 var(--space-3); }
small, .small { font-size: 12px; }
.muted { color: var(--muted); }
.mono, code, pre { font-family: var(--font-mono); font-size: 0.92em; }
code { overflow-wrap: break-word; background: var(--surface-3); padding: 1px 5px; border-radius: 4px; color: var(--fg-2); }
td code, .tile code { background: transparent; padding: 0; }
pre {
    background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-sm);
    padding: var(--space-3) var(--space-4); overflow: auto; max-height: 420px; white-space: pre-wrap; word-break: break-word;
}
hr { border: 0; border-top: 1px solid var(--line); margin: var(--space-5) 0; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }

.skip-link {
    position: absolute; left: var(--space-3); top: -48px; z-index: 100;
    background: var(--accent); color: var(--accent-fg); padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm);
    font-weight: 600; transition: top .15s;
}
.skip-link:focus { top: var(--space-3); text-decoration: none; }

/* ---------- Shell: sidebar + frame ---------- */
.shell { display: flex; min-height: 100vh; }
.sidebar {
    position: fixed; inset: 0 auto 0 0; z-index: 40; width: var(--sidebar-w);
    display: flex; flex-direction: column;
    background: var(--sidebar-bg); color: var(--sidebar-fg);
    border-right: 1px solid var(--sidebar-line);
}
.sidebar-head { display: flex; align-items: center; justify-content: space-between; height: var(--topbar-h); padding: 0 var(--space-4); border-bottom: 1px solid var(--sidebar-line); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: inherit; font-weight: 650; letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.brand-mark {
    display: grid; place-items: center; width: 32px; height: 32px; border-radius: 9px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6); color: #fff; box-shadow: 0 2px 8px rgb(99 102 241 / 35%);
}
.brand-mark .icon { width: 19px; height: 19px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; color: #fff; font-size: 14px; }
.brand-text small { color: var(--sidebar-muted); font-weight: 450; font-size: 11.5px; }
.nav { flex: 1; overflow-y: auto; padding: var(--space-3) var(--space-3) var(--space-4); scrollbar-width: thin; scrollbar-color: var(--sidebar-active) transparent; }
.nav-group + .nav-group { margin-top: var(--space-4); }
.nav-label { margin: 0 0 var(--space-1); padding: 0 var(--space-3); font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--sidebar-muted); }
.nav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.nav a {
    position: relative; display: flex; align-items: center; gap: 10px;
    padding: 7px var(--space-3); border-radius: var(--radius-sm);
    color: var(--sidebar-fg); font-weight: 500;
    transition: background-color .12s, color .12s;
}
.nav a .icon { color: var(--sidebar-muted); transition: color .12s; }
.nav a:hover { background: var(--sidebar-hover); color: #fff; text-decoration: none; }
.nav a:hover .icon { color: #fff; }
.nav a.is-active { background: var(--sidebar-active); color: var(--sidebar-active-fg); }
.nav a.is-active .icon { color: #a5b4fc; }
.nav a.is-active::before { content: ""; position: absolute; left: -12px; top: 8px; bottom: 8px; width: 3px; border-radius: 0 3px 3px 0; background: #818cf8; }
.nav a:focus-visible { outline-color: #a5b4fc; }
.sidebar-foot { margin: 0; padding: var(--space-3) var(--space-5); border-top: 1px solid var(--sidebar-line); color: var(--sidebar-muted); }
.sidebar-backdrop { display: none; }
.nav-close { display: none; }

.frame { flex: 1; min-width: 0; margin-left: var(--sidebar-w); display: flex; flex-direction: column; }
.topbar {
    position: sticky; top: 0; z-index: 30; height: var(--topbar-h);
    display: flex; align-items: center; gap: var(--space-4); padding: 0 var(--space-8);
    background: color-mix(in srgb, var(--surface) 88%, transparent);
    backdrop-filter: saturate(160%) blur(10px); -webkit-backdrop-filter: saturate(160%) blur(10px);
    border-bottom: 1px solid var(--line);
}
.nav-toggle { display: none; }
.breadcrumbs { flex: 1; min-width: 0; }
.breadcrumbs ol { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 6px; min-width: 0; white-space: nowrap; }
.breadcrumbs li { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); min-width: 0; }
.breadcrumbs li + li::before {
    content: ""; width: 6px; height: 6px; flex: none; border: solid var(--line-strong); border-width: 1.5px 1.5px 0 0; transform: rotate(45deg); margin-right: 4px;
}
.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--fg); }
.breadcrumbs [aria-current] { color: var(--fg); font-weight: 600; overflow: hidden; text-overflow: ellipsis; }
.account { display: flex; align-items: center; gap: var(--space-3); }
.account form { margin: 0; }
.avatar {
    display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; flex: none;
    background: var(--accent-soft); color: var(--accent-soft-fg); font-weight: 650; font-size: 12px; letter-spacing: .02em;
}
.account-who { display: flex; flex-direction: column; align-items: flex-start; line-height: 1.2; gap: 2px; }
.account-email { font-weight: 550; font-size: 13px; color: var(--fg); max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.content { width: 100%; max-width: var(--content-max); margin: 0 auto; padding: var(--space-8) var(--space-8) 64px; flex: 1; }
.content:focus { outline: none; }

/* Sign-in, MFA and session-less error pages */
.auth-shell { min-height: 100vh; display: flex; flex-direction: column; align-items: center; padding: 10vh var(--space-4) var(--space-10); background:
    radial-gradient(1200px 500px at 50% -10%, var(--accent-soft), transparent 70%), var(--bg); }
.auth-brand { color: var(--fg); margin-bottom: var(--space-6); }
.auth-brand .brand-text { color: var(--fg); font-size: 16px; }
.auth-brand .brand-text small { color: var(--muted); }
.auth-logout { display: flex; gap: var(--space-3); align-items: center; margin: 0 0 var(--space-4); }
.auth-main { width: 100%; max-width: 440px; }
.auth-main:focus { outline: none; }
.auth-main .narrow { margin: 0; max-width: none; padding: var(--space-8); box-shadow: var(--shadow); }
.auth-main .narrow h1 { font-size: 20px; }
.auth-main .narrow button[type="submit"] { width: 100%; justify-content: center; margin-top: var(--space-2); }

/* ---------- Page header ---------- */
.heading { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; margin-bottom: var(--space-5); }
.heading h1, .heading h2 { margin: 0; }
.card > .heading { margin-bottom: var(--space-4); }
h1 .muted, h1 .badge { font-weight: 500; font-size: 0.6em; vertical-align: middle; }
h1 .muted { font-size: 0.75em; }
.page-sub { margin: calc(-1 * var(--space-3)) 0 var(--space-5); color: var(--muted); }

/* In-page sub navigation (".heading nav.inline" with "·" separators in the markup): drawn as pill links. */
.heading nav.inline { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 3px; margin: 0; background: var(--surface-3); border-radius: var(--radius-sm); font-size: 0; }
.heading nav.inline a { font-size: 13px; font-weight: 500; color: var(--fg-2); padding: 4px 12px; border-radius: 5px; line-height: 1.5; }
.heading nav.inline a:hover { background: var(--surface); text-decoration: none; color: var(--fg); }
.heading nav.inline a[aria-current] { background: var(--surface); color: var(--fg); box-shadow: var(--shadow-sm); }

/* ---------- Cards & grids ---------- */
.card {
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
    padding: var(--space-5) var(--space-6); margin: 0 0 var(--space-5); box-shadow: var(--shadow-sm);
}
.card > :last-child { margin-bottom: 0; }
.card.highlight { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow-sm); }
.card > .table-wrap:only-child, .card > table:only-child { margin: calc(-1 * var(--space-5)) calc(-1 * var(--space-6)); }
.card > h2 + .table-wrap, .card > h2 + table { margin-left: calc(-1 * var(--space-6)); margin-right: calc(-1 * var(--space-6)); margin-bottom: calc(-1 * var(--space-5)); }
.narrow { max-width: 440px; margin: var(--space-10) auto; }
.columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); gap: var(--space-5); margin-bottom: var(--space-5); align-items: start; }
.columns > .card { margin: 0; }

/* KPI tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 190px), 1fr)); gap: var(--space-4); margin-bottom: var(--space-6); }
.tile {
    position: relative; display: flex; flex-direction: column; gap: 2px;
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: var(--space-4) var(--space-5);
    box-shadow: var(--shadow-sm); color: var(--muted); font-size: 13px;
}
.tile strong { order: 2; font-size: 26px; font-weight: 650; color: var(--fg); letter-spacing: -0.02em; line-height: 1.2; font-variant-numeric: tabular-nums; }
.tile > span { order: 1; }
.kpis { grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); }
.kpi { padding: var(--space-5); gap: var(--space-1); }
.kpi:hover { text-decoration: none; }
a.kpi { transition: border-color .12s, box-shadow .12s, transform .12s; }
a.kpi:hover { border-color: var(--line-strong); box-shadow: var(--shadow); }
.tile > .kpi-head { order: 1; display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); font-weight: 500; color: var(--muted); }
.kpi-icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; background: var(--accent-soft); color: var(--accent-soft-fg); }
.kpi-icon .icon { width: 18px; height: 18px; }
.kpi.is-ok .kpi-icon { background: var(--ok-soft); color: var(--ok); }
.kpi.is-warn .kpi-icon { background: var(--warn-soft); color: var(--warn); }
.kpi.is-bad .kpi-icon { background: var(--bad-soft); color: var(--bad); }
.kpi.is-bad { border-color: color-mix(in srgb, var(--bad) 35%, var(--line)); }
.kpi strong { font-size: 30px; margin-top: var(--space-2); }
.tile > .kpi-foot { order: 3; font-size: 12.5px; color: var(--muted); }
.kpi-mini { grid-template-columns: repeat(auto-fill, minmax(min(100%, 160px), 1fr)); gap: var(--space-3); }
.kpi-mini .tile { padding: var(--space-3) var(--space-4); box-shadow: none; background: var(--surface-2); }
.kpi-mini .tile strong { font-size: 20px; }
.section-title { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 0 0 var(--space-3); }

/* ---------- Tables ---------- */
.table-wrap {
    overflow: auto; max-height: min(72vh, 860px);
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-5);
}
.card .table-wrap { border: 0; border-radius: 0; box-shadow: none; margin-bottom: var(--space-4); background: transparent; }
.card > .table-wrap:only-child, .card > h2 + .table-wrap:last-child { border-radius: 0 0 var(--radius) var(--radius); }
table { width: 100%; border-collapse: separate; border-spacing: 0; background: transparent; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 10px var(--space-4); border-bottom: 1px solid var(--line); vertical-align: top; }
th:first-child, td:first-child { padding-left: var(--space-6); }
th:last-child, td:last-child { padding-right: var(--space-6); }
thead th {
    position: sticky; top: 0; z-index: 1;
    background: var(--surface-2); color: var(--muted);
    font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; white-space: nowrap;
    border-bottom-color: var(--line-strong);
}
tbody tr:nth-child(even) td { background: var(--zebra); }
tbody tr:hover td { background: var(--row-hover); }
tbody tr:last-child td { border-bottom: 0; }
td .badge { vertical-align: 1px; }
td.actions, td:last-child:has(form) { white-space: nowrap; text-align: right; }
td small { display: inline-block; margin-top: 2px; }
td.mono, td.mono code, td.small code { overflow-wrap: anywhere; }
td.mono { min-width: 260px; }
td.small:first-child { white-space: nowrap; }
tbody td:first-child { min-width: 150px; }
/* Empty state: the single "No … yet." row every list renders. */
tbody td[colspan].muted, .empty {
    text-align: center; padding: var(--space-10) var(--space-4) !important; color: var(--muted); background: var(--surface) !important;
}
tbody td[colspan].muted::before, .empty::before {
    content: ""; display: block; width: 40px; height: 40px; margin: 0 auto var(--space-3); border-radius: 12px; background-color: var(--surface-3);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23878fa0' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 12h-6l-2 3h-4l-2-3H2'/%3E%3Cpath d='M5.5 5.1 2 12v6a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2v-6l-3.5-6.9A2 2 0 0 0 16.8 4H7.2a2 2 0 0 0-1.7 1.1'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: center; background-size: 20px;
}
dl { display: grid; grid-template-columns: max-content 1fr; gap: var(--space-2) var(--space-6); margin: 0 0 var(--space-4); }
dt { color: var(--muted); }
dd { margin: 0; font-weight: 500; }

/* ---------- Badges ---------- */
.badge {
    display: inline-flex; align-items: center; gap: 6px; padding: 2px 9px; border-radius: var(--radius-pill);
    font-size: 12px; font-weight: 550; line-height: 1.5; white-space: nowrap;
    background: var(--warn-soft); color: var(--warn-fg);
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .8; }
.badge.ok { background: var(--ok-soft); color: var(--ok-fg); }
.badge.ok::before { background: var(--ok); opacity: 1; }
.badge.bad { background: var(--bad-soft); color: var(--bad-fg); }
.badge.bad::before { background: var(--bad); opacity: 1; }
.badge.muted { background: var(--surface-3); color: var(--muted); }
.badge.role { background: var(--surface-3); color: var(--fg-2); font-size: 11px; padding: 0 7px; text-transform: capitalize; }
.badge.role::before { display: none; }
.badge.role-owner { background: var(--accent-soft); color: var(--accent-soft-fg); }

/* ---------- Forms ---------- */
label { display: flex; flex-direction: column; gap: 6px; margin: 0 0 var(--space-4); font-weight: 550; color: var(--fg-2); font-size: 13px; }
label small, label .muted { font-weight: 400; color: var(--muted); }
label.check { flex-direction: row; align-items: center; gap: var(--space-2); font-weight: 450; color: var(--fg); }
input, select, textarea {
    font: inherit; font-size: 14px; font-weight: 400; color: var(--fg); background: var(--surface);
    padding: 8px 11px; border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
    transition: border-color .12s, box-shadow .12s; min-height: 38px; max-width: 100%;
}
textarea { min-height: 72px; resize: vertical; line-height: 1.45; }
select { padding-right: 32px; appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23878fa0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; background-size: 16px; }
select[multiple] { background-image: none; padding-right: 11px; min-height: 96px; }
input:hover, select:hover, textarea:hover { border-color: var(--muted); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }
input:disabled, select:disabled, textarea:disabled { background: var(--surface-3); color: var(--muted); cursor: not-allowed; }
input[type="checkbox"], input[type="radio"] { min-height: 0; width: 16px; height: 16px; padding: 0; accent-color: var(--accent); }
input[type="file"] { padding: 6px; }
input[type="file"]::file-selector-button { font: inherit; font-size: 13px; margin-right: var(--space-3); padding: 4px 12px; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface-2); color: var(--fg); cursor: pointer; }
input[aria-invalid="true"], select[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--bad); box-shadow: 0 0 0 3px color-mix(in srgb, var(--bad) 15%, transparent); }
.field-error { color: var(--bad); font-weight: 500; }
.form-grid fieldset { border: 0; padding: 0; margin: 0 0 var(--space-6); display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); column-gap: var(--space-5); }
.form-grid fieldset > legend { grid-column: 1 / -1; }
.form-grid > label:not(.check) { max-width: 640px; }
.form-grid fieldset > label.check { grid-column: 1 / -1; }
.form-grid legend { font-weight: 600; font-size: 15px; color: var(--fg); padding: 0 0 var(--space-3); margin-bottom: var(--space-4); border-bottom: 1px solid var(--line); width: 100%; }
.form-grid > p:last-child, .form-actions { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; padding-top: var(--space-4); margin: 0; border-top: 1px solid var(--line); }
form.inline, .inline { display: inline-flex; gap: var(--space-2); align-items: center; margin: 0 4px 4px 0; flex-wrap: wrap; }
.inline label, .inline-form label { margin: 0; }
.inline-form { display: flex; gap: var(--space-3); align-items: flex-end; flex-wrap: wrap; margin-bottom: var(--space-4); }
.filters {
    display: flex; gap: var(--space-2); margin-bottom: var(--space-4); flex-wrap: wrap; align-items: center;
}
.filters input[type="search"], .filters input:not([type]) { flex: 1 1 220px; max-width: 360px; }
.filters label.check { margin: 0; }
details { border-top: 1px solid var(--line); margin-top: var(--space-3); padding-top: var(--space-3); }
details summary { cursor: pointer; color: var(--accent); font-weight: 550; list-style: none; display: inline-flex; align-items: center; gap: 6px; }
details summary::-webkit-details-marker { display: none; }
details summary::before { content: ""; width: 6px; height: 6px; border: solid currentColor; border-width: 0 1.5px 1.5px 0; transform: rotate(-45deg); transition: transform .15s; margin-right: 2px; }
details[open] summary::before { transform: rotate(45deg); }
details[open] summary { margin-bottom: var(--space-4); }
details form { display: grid; gap: 0; }
td details { border: 0; padding: 0; margin-top: 4px; }
td details form { gap: var(--space-2); padding: var(--space-3); background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-sm); }

/* ---------- Buttons ---------- */
button, .button {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    font: inherit; font-size: 13.5px; font-weight: 550; line-height: 1.4;
    min-height: 36px; padding: 7px 14px;
    color: var(--fg); background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm); cursor: pointer; text-decoration: none; white-space: nowrap;
    transition: background-color .12s, border-color .12s, color .12s, box-shadow .12s;
}
button:hover, .button:hover { background: var(--surface-2); border-color: var(--muted); text-decoration: none; }
button:active, .button:active { transform: translateY(1px); }
button.primary, .button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
button.primary:hover, .button.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
button.danger, .button.danger { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 45%, var(--line-strong)); background: var(--surface); }
button.danger:hover, .button.danger:hover { background: var(--bad); border-color: var(--bad); color: #fff; }
button.ghost, .button.ghost { background: transparent; border-color: transparent; box-shadow: none; color: var(--fg-2); }
button.ghost:hover { background: var(--surface-3); border-color: transparent; color: var(--fg); }
button.link { border: 0; background: none; box-shadow: none; color: var(--accent); padding: 0; min-height: 0; text-decoration: underline; }
.small-button { min-height: 32px; padding: 5px 10px; font-size: 13px; }
.icon-button { min-height: 36px; width: 36px; padding: 0; background: transparent; border-color: transparent; box-shadow: none; color: inherit; }
.icon-button:hover { background: var(--surface-3); border-color: transparent; }
.icon-button .icon { width: 20px; height: 20px; }

/* ---------- Messages ---------- */
.notice, .error, .warning-note {
    display: flex; align-items: flex-start; gap: var(--space-3);
    padding: var(--space-3) var(--space-4); margin: 0 0 var(--space-5);
    border: 1px solid; border-radius: var(--radius); font-weight: 450;
}
.notice { background: var(--ok-soft); border-color: color-mix(in srgb, var(--ok) 30%, transparent); color: var(--ok-fg); }
.notice .icon { color: var(--ok); margin-top: 1px; }
.notice .notice-close { margin-left: auto; min-height: 24px; width: 24px; color: inherit; opacity: .7; }
.error { background: var(--bad-soft); border-color: color-mix(in srgb, var(--bad) 30%, transparent); color: var(--bad-fg); }
.error::before {
    content: ""; flex: none; width: 18px; height: 18px; margin-top: 1px; background: currentColor;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10.3 3.9 1.8 18a2 2 0 0 0 1.7 3h17a2 2 0 0 0 1.7-3L13.7 3.9a2 2 0 0 0-3.4 0'/%3E%3Cpath d='M12 9v4M12 17h.01'/%3E%3C/svg%3E") center / contain no-repeat;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10.3 3.9 1.8 18a2 2 0 0 0 1.7 3h17a2 2 0 0 0 1.7-3L13.7 3.9a2 2 0 0 0-3.4 0'/%3E%3Cpath d='M12 9v4M12 17h.01'/%3E%3C/svg%3E") center / contain no-repeat;
}
.error a { color: inherit; text-decoration: underline; }
.error ul { margin: 0; padding-left: var(--space-4); }
div.error { display: block; }
div.error::before { display: none; }

/* ---------- Page-specific helpers ---------- */
.code code, .secret code {
    display: inline-block; font-size: 22px; letter-spacing: 2px; padding: var(--space-2) var(--space-4);
    background: var(--surface-2); border: 1px dashed var(--line-strong); border-radius: var(--radius-sm); color: var(--fg);
}
.pager { display: flex; gap: 4px; margin-top: var(--space-4); flex-wrap: wrap; }
.pager a {
    display: grid; place-items: center; min-width: 34px; height: 34px; padding: 0 var(--space-2);
    border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); color: var(--fg-2); font-weight: 500;
}
.pager a:hover { border-color: var(--line-strong); text-decoration: none; }
.pager [aria-current] { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); font-weight: 650; }
.actions { white-space: nowrap; }
.stack { display: grid; gap: var(--space-2); }
.status-line { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; justify-content: space-between; }
.status-line p { margin: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .sidebar { transform: translateX(-100%); transition: transform .2s ease; box-shadow: none; }
    .frame { margin-left: 0; }
    .nav-toggle, .nav-close { display: inline-flex; }
    .nav-close { color: var(--sidebar-fg); }
    .nav-close:hover { background: var(--sidebar-hover); color: #fff; }
    body.nav-open { overflow: hidden; }
    body.nav-open .sidebar { transform: none; box-shadow: var(--shadow-lg); }
    body.nav-open .sidebar-backdrop { display: block; position: fixed; inset: 0; z-index: 35; background: rgb(8 10 16 / 50%); }
    .topbar { padding: 0 var(--space-4); gap: var(--space-2); }
    .content { padding: var(--space-6) var(--space-5) 48px; }
}
@media (max-width: 640px) {
    h1 { font-size: 20px; }
    .content { padding: var(--space-5) var(--space-4) 40px; }
    .account-who, .hide-sm { display: none; }
    .card { padding: var(--space-4); border-radius: var(--radius); }
    .card > .table-wrap:only-child, .card > table:only-child { margin: calc(-1 * var(--space-4)); }
    .card > h2 + .table-wrap, .card > h2 + table { margin-left: calc(-1 * var(--space-4)); margin-right: calc(-1 * var(--space-4)); margin-bottom: calc(-1 * var(--space-4)); }
    th:first-child, td:first-child { padding-left: var(--space-4); }
    th:last-child, td:last-child { padding-right: var(--space-4); }
    .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); }
    .tile { padding: var(--space-3) var(--space-4); }
    .kpi strong { font-size: 24px; }
    .filters input[type="search"], .filters input:not([type]) { max-width: none; }
    dl { grid-template-columns: 1fr; gap: 0; }
    dd { margin-bottom: var(--space-2); }
    .breadcrumbs li:not(:last-child) { display: none; }
    .breadcrumbs li + li::before { display: none; }
    .auth-main .narrow { padding: var(--space-6) var(--space-5); }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; }
}
@media print {
    .sidebar, .topbar, .skip-link { display: none; }
    .frame { margin: 0; }
    .table-wrap { max-height: none; overflow: visible; }
}