/* =============================================================================
   WKS Admin — Design System (Enterprise Control Plane)
   Dependency-frei, keine externen Fonts/CDNs (§50). Dark-first mit Light-Support.
   ========================================================================== */

:root {
  --bg: #0e1116; --bg-elev: #151a22; --bg-elev2: #1b222c; --bg-inset: #0a0d12;
  --line: #232c38; --line-strong: #31404f;
  --fg: #e6edf3; --fg-muted: #9aa7b4; --fg-dim: #6b7785;
  --brand: #2f81f7; --brand-strong: #1f6feb; --brand-fg: #ffffff;
  --ok: #2ea043; --ok-bg: #0f2a17; --warn: #d29922; --warn-bg: #2b220a;
  --crit: #f85149; --crit-bg: #2c1113; --info: #58a6ff; --info-bg: #0d2138;
  --purple: #a371f7; --purple-bg: #1d1430;
  --radius: 8px; --radius-sm: 6px; --radius-lg: 12px;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.28);
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --sidebar-w: 244px; --topbar-h: 56px; --banner-h: 30px;
}
:root[data-theme="light"] {
  --bg: #f5f7fa; --bg-elev: #ffffff; --bg-elev2: #f0f3f7; --bg-inset: #eaeef3;
  --line: #d6dee7; --line-strong: #b9c4d0;
  --fg: #0f1720; --fg-muted: #4a5764; --fg-dim: #6b7785;
  --brand: #1f6feb; --brand-strong: #1a5fd0;
  --ok: #1a7f37; --ok-bg: #dafbe1; --warn: #9a6700; --warn-bg: #fff6d5;
  --crit: #cf222e; --crit-bg: #ffe3e0; --info: #0969da; --info-bg: #ddf1ff;
  --purple: #8250df; --purple-bg: #efe6ff;
  --shadow: 0 1px 2px rgba(27,31,36,.12), 0 8px 24px rgba(27,31,36,.10);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font-family: var(--sans); font-size: 14px; line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1,h2,h3,h4 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }
code, .mono { font-family: var(--mono); font-size: .86em; }
::selection { background: color-mix(in srgb, var(--brand) 40%, transparent); }

/* -- Environment banner --------------------------------------------------- */
.env-banner {
  height: var(--banner-h); display: flex; align-items: center; justify-content: center;
  gap: 10px; font-size: 11.5px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase;
  color: #fff; position: sticky; top: 0; z-index: 40;
}
.env-banner .dot { width: 7px; height: 7px; border-radius: 50%; background: #fff; opacity: .9; }
.env-banner .host { font-weight: 500; letter-spacing: .02em; opacity: .92; text-transform: none; }
.env-dev { background: repeating-linear-gradient(45deg, #8a6d00, #8a6d00 12px, #7a6000 12px, #7a6000 24px); }
.env-prod { background: repeating-linear-gradient(45deg, #b4232f, #b4232f 12px, #9e1e29 12px, #9e1e29 24px); }

/* -- Network warning banner (§1) ----------------------------------------- */
.warn-banner {
  display: flex; align-items: center; gap: 12px; padding: 8px 18px;
  background: var(--crit-bg); color: var(--fg);
  border-bottom: 1px solid color-mix(in srgb, var(--crit) 45%, transparent);
  box-shadow: inset 0 2px 0 var(--crit); font-size: 12.5px;
  position: sticky; top: var(--banner-h); z-index: 35;
}
.warn-banner .wb-ico { color: var(--crit); font-size: 16px; font-weight: 700; }
.warn-banner .wb-txt { min-width: 0; }
.warn-banner .wb-txt b { color: var(--crit); }
.warn-banner .btn { margin-left: auto; white-space: nowrap; }
@media (max-width: 900px) { .warn-banner { align-items: flex-start; flex-wrap: wrap; } .warn-banner .btn { margin-left: 0; } }

/* -- App shell ------------------------------------------------------------ */
.app-root { min-height: 100%; }
.shell { display: grid; grid-template-columns: var(--sidebar-w) 1fr; min-height: 100vh; }
.sidebar {
  background: var(--bg-elev); border-right: 1px solid var(--line);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 16px 16px 12px; }
.brand .logo { width: 30px; height: 30px; border-radius: 7px; background: linear-gradient(135deg, var(--brand), var(--brand-strong)); color: #fff; display: grid; place-items: center; font-weight: 800; }
.brand .txt b { display: block; font-size: 14.5px; }
.brand .txt span { display: block; font-size: 10.5px; color: var(--fg-dim); letter-spacing: .04em; text-transform: uppercase; }
.nav { padding: 6px 8px; display: flex; flex-direction: column; gap: 1px; }
.nav-section { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--fg-dim); padding: 12px 10px 4px; }
.nav a { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: var(--radius-sm); color: var(--fg-muted); font-weight: 500; font-size: 13px; }
.nav a:hover { background: var(--bg-elev2); color: var(--fg); text-decoration: none; }
.nav a.active { background: color-mix(in srgb, var(--brand) 16%, transparent); color: var(--fg); box-shadow: inset 2px 0 0 var(--brand); }
.nav a .ico { width: 16px; text-align: center; opacity: .85; }
.nav a .count { margin-left: auto; font-size: 11px; color: var(--fg-dim); background: var(--bg-inset); border-radius: 20px; padding: 1px 7px; }
.sidebar-foot { margin-top: auto; padding: 12px 14px; border-top: 1px solid var(--line); font-size: 11px; color: var(--fg-dim); }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: var(--topbar-h); border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--bg-elev) 80%, transparent);
  backdrop-filter: blur(6px); display: flex; align-items: center; gap: 14px; padding: 0 20px; position: sticky; top: var(--banner-h); z-index: 30;
}
.crumbs { font-size: 13px; color: var(--fg-muted); display: flex; align-items: center; gap: 7px; }
.crumbs b { color: var(--fg); font-weight: 600; }
.topbar .search { margin-left: 8px; flex: 1; max-width: 420px; }
.topbar .spacer { flex: 1; }
.who { display: flex; align-items: center; gap: 9px; font-size: 12.5px; }
.who .avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--bg-elev2); border: 1px solid var(--line-strong); display: grid; place-items: center; font-weight: 700; font-size: 12px; color: var(--fg); }
.who .meta b { display: block; font-size: 12.5px; }
.who .meta span { display: block; font-size: 10.5px; color: var(--fg-dim); }
.workspace { padding: 22px 24px 60px; max-width: 1360px; width: 100%; }
.page-head { display: flex; align-items: flex-end; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head h1 { font-size: 20px; }
.page-head .sub { color: var(--fg-muted); font-size: 13px; }
.page-head .actions { margin-left: auto; display: flex; gap: 8px; }

/* -- Buttons -------------------------------------------------------------- */
.btn { display: inline-flex; align-items: center; gap: 7px; font: inherit; font-weight: 600; font-size: 13px;
  padding: 7px 13px; border-radius: var(--radius-sm); border: 1px solid var(--line-strong); background: var(--bg-elev2); color: var(--fg); cursor: pointer; transition: .12s; }
.btn:hover { border-color: var(--fg-dim); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--brand-strong); border-color: var(--brand-strong); color: var(--brand-fg); }
.btn-primary:hover { background: var(--brand); border-color: var(--brand); }
.btn-danger { background: var(--crit); border-color: var(--crit); color: #fff; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--fg-muted); }
.btn-ghost:hover { background: var(--bg-elev2); color: var(--fg); }
.btn-sm { padding: 4px 9px; font-size: 12px; }
.btn-block { width: 100%; justify-content: center; padding: 10px; }

/* -- Forms ---------------------------------------------------------------- */
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; font-weight: 600; color: var(--fg-muted); margin-bottom: 6px; }
.input, input[type=text], input[type=email], input[type=password], select, textarea {
  width: 100%; padding: 9px 11px; background: var(--bg-inset); border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm); color: var(--fg); font: inherit; }
.input:focus, input:focus, select:focus, textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 25%, transparent); }
.input.code { font-family: var(--mono); letter-spacing: .3em; text-align: center; font-size: 20px; }

/* -- Cards / grid --------------------------------------------------------- */
.grid { display: grid; gap: 14px; }
.grid-metrics { grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); }
.card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius); }
.card-pad { padding: 16px; }
.metric { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.metric .k { font-size: 11.5px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: .05em; display: flex; align-items: center; gap: 7px; }
.metric .v { font-size: 26px; font-weight: 700; margin-top: 6px; letter-spacing: -0.02em; }
.metric .v small { font-size: 13px; font-weight: 500; color: var(--fg-dim); }
.metric .foot { margin-top: 4px; font-size: 11.5px; color: var(--fg-dim); }
.section-title { font-size: 12px; text-transform: uppercase; letter-spacing: .07em; color: var(--fg-dim); margin: 24px 0 10px; }

/* -- Badges --------------------------------------------------------------- */
.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 600; padding: 2px 9px; border-radius: 20px; border: 1px solid transparent; white-space: nowrap; }
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.b-ok { color: var(--ok); background: var(--ok-bg); }
.b-warn { color: var(--warn); background: var(--warn-bg); }
.b-crit { color: var(--crit); background: var(--crit-bg); }
.b-info { color: var(--info); background: var(--info-bg); }
.b-muted { color: var(--fg-muted); background: var(--bg-elev2); }
.b-purple { color: var(--purple); background: var(--purple-bg); }

/* -- Tables --------------------------------------------------------------- */
.table-wrap { border: 1px solid var(--line); border-radius: var(--radius); overflow: auto; background: var(--bg-elev); }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-dim); font-weight: 600; padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--bg-elev2); position: sticky; top: 0; }
table.data td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.data tr:last-child td { border-bottom: none; }
table.data tbody tr:hover { background: var(--bg-elev2); }

/* -- States --------------------------------------------------------------- */
.empty, .error-state { text-align: center; padding: 48px 24px; color: var(--fg-muted); }
.empty .em, .error-state .em { font-size: 30px; margin-bottom: 12px; opacity: .7; }
.empty h3 { margin-bottom: 6px; color: var(--fg); }
.skeleton { background: linear-gradient(90deg, var(--bg-elev2) 25%, var(--bg-elev) 37%, var(--bg-elev2) 63%); background-size: 400% 100%; animation: sk 1.3s ease infinite; border-radius: 6px; }
@keyframes sk { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }
@media (prefers-reduced-motion: reduce) { .skeleton { animation: none; } }

/* -- Login ---------------------------------------------------------------- */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; background:
  radial-gradient(1200px 500px at 50% -10%, color-mix(in srgb, var(--brand) 10%, transparent), transparent), var(--bg); }
.auth-card { width: 100%; max-width: 400px; background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 28px; }
.auth-brand { display: flex; align-items: center; gap: 11px; margin-bottom: 4px; }
.auth-brand .logo { width: 36px; height: 36px; border-radius: 9px; background: linear-gradient(135deg, var(--brand), var(--brand-strong)); color:#fff; display: grid; place-items: center; font-weight: 800; font-size: 18px; }
.auth-brand b { font-size: 17px; }
.auth-brand span { font-size: 11px; color: var(--fg-dim); text-transform: uppercase; letter-spacing: .05em; }
.auth-sub { color: var(--fg-muted); font-size: 13px; margin: 14px 0 20px; }
.auth-env { display: inline-flex; align-items: center; gap: 7px; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 3px 10px; border-radius: 20px; margin-bottom: 18px; }
.auth-env.dev { color: var(--warn); background: var(--warn-bg); }
.auth-env.prod { color: var(--crit); background: var(--crit-bg); }
.form-msg { font-size: 12.5px; padding: 9px 12px; border-radius: var(--radius-sm); margin-bottom: 14px; }
.form-msg.err { color: var(--crit); background: var(--crit-bg); border: 1px solid color-mix(in srgb, var(--crit) 30%, transparent); }
.form-msg.ok { color: var(--ok); background: var(--ok-bg); border: 1px solid color-mix(in srgb, var(--ok) 30%, transparent); }
.recovery-codes { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; font-family: var(--mono); font-size: 13px; background: var(--bg-inset); border: 1px dashed var(--line-strong); border-radius: var(--radius-sm); padding: 12px; margin: 10px 0; }
.linky { background: none; border: none; color: var(--brand); cursor: pointer; font: inherit; padding: 0; }

/* -- Modal / drawer ------------------------------------------------------- */
.overlay { position: fixed; inset: 0; background: rgba(3,6,10,.6); display: grid; place-items: center; z-index: 100; padding: 20px; }
.modal { width: 100%; max-width: 460px; background: var(--bg-elev); border: 1px solid var(--line-strong); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.modal-head { padding: 16px 18px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 10px; }
.modal-body { padding: 18px; }
.modal-foot { padding: 14px 18px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: 8px; }
.kv { display: grid; grid-template-columns: 130px 1fr; gap: 6px 12px; font-size: 13px; }
.kv dt { color: var(--fg-dim); }
.kv dd { margin: 0; }

/* -- Toasts --------------------------------------------------------------- */
.toast-host { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 200; }
.toast { background: var(--bg-elev2); border: 1px solid var(--line-strong); border-left-width: 3px; border-radius: var(--radius-sm); padding: 10px 14px; font-size: 13px; box-shadow: var(--shadow); min-width: 240px; max-width: 380px; }
.toast.ok { border-left-color: var(--ok); }
.toast.err { border-left-color: var(--crit); }
.toast.info { border-left-color: var(--info); }

/* -- Utilities ------------------------------------------------------------ */
.muted { color: var(--fg-muted); } .dim { color: var(--fg-dim); }
.row { display: flex; align-items: center; gap: 10px; }
.wrap { flex-wrap: wrap; } .mt { margin-top: 14px; } .mb { margin-bottom: 14px; }
.right { margin-left: auto; } .nowrap { white-space: nowrap; }
.hr { height: 1px; background: var(--line); border: none; margin: 16px 0; }
.copy-btn { font-size: 11px; }
.pill-code { font-family: var(--mono); font-size: 12px; background: var(--bg-inset); padding: 2px 7px; border-radius: 5px; border: 1px solid var(--line); }

/* -- Responsive ----------------------------------------------------------- */
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; left: 0; top: 0; z-index: 60; width: 84vw; max-width: 300px; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow); }
  .sidebar.open { transform: none; }
  .scrim { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 55; }
  .menu-btn { display: inline-flex; }
}
@media (min-width: 901px) { .menu-btn { display: none; } }