/* ===== Quadriga LMS – Design System ===== */
:root {
  --brand: #0b3d5c;
  --brand-2: #12557d;
  --brand-ink: #082a40;
  --accent: #d98324;
  --accent-2: #b96c14;
  --bg: #f4f6f9;
  --surface: #ffffff;
  --surface-2: #fafbfc;
  --border: #e3e8ef;
  --border-strong: #cdd5e0;
  --text: #1b2733;
  --text-dim: #5b6b7c;
  --text-faint: #90a0b0;
  --good: #1c8f5a;
  --good-bg: #e7f6ee;
  --warn: #c07d0a;
  --warn-bg: #fbf1dc;
  --bad: #c23b3b;
  --bad-bg: #fbe9e9;
  --info: #2563a8;
  --info-bg: #e6f0fb;
  --shadow: 0 1px 2px rgba(16,32,48,.06), 0 2px 8px rgba(16,32,48,.05);
  --shadow-lg: 0 8px 30px rgba(16,32,48,.14);
  --radius: 12px;
  --radius-sm: 8px;
  --sidebar-w: 244px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
svg.ic { width: 18px; height: 18px; flex: none; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--info); text-decoration: none; }
button { font-family: inherit; }

/* ===== Layout ===== */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar-w);
  background: linear-gradient(180deg, var(--brand) 0%, var(--brand-ink) 100%);
  color: #dbe6ef;
  position: fixed; inset: 0 auto 0 0;
  display: flex; flex-direction: column;
  z-index: 30;
}
.brand {
  display: flex; align-items: center; gap: 11px;
  padding: 20px 18px 18px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.brand .logo {
  width: 40px; height: 40px; border-radius: 10px; flex: none;
  background: var(--accent);
  display: grid; place-items: center;
  color: #fff; font-family: Georgia, serif; font-size: 24px; font-weight: 700;
  box-shadow: 0 2px 8px rgba(217,131,36,.4);
}
.brand .btxt b { display: block; color: #fff; font-size: 15px; letter-spacing: .2px; }
.brand .btxt span { font-size: 11px; color: #9fb4c6; letter-spacing: .5px; text-transform: uppercase; }

.nav { padding: 12px 10px; flex: 1; overflow-y: auto; }
.nav .sec { font-size: 10.5px; text-transform: uppercase; letter-spacing: 1px; color: #7d94a8; padding: 14px 12px 6px; }
.nav a {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 12px; margin: 2px 0; border-radius: 9px;
  color: #c6d5e2; font-weight: 500; cursor: pointer;
  transition: background .12s, color .12s;
}
.nav a .ic { width: 18px; height: 18px; flex: none; opacity: .85; }
.nav a:hover { background: rgba(255,255,255,.07); color: #fff; }
.nav a.active { background: rgba(217,131,36,.16); color: #fff; }
.nav a.active .ic { opacity: 1; }
.nav a .badge {
  margin-left: auto; background: var(--accent); color: #fff;
  font-size: 11px; font-weight: 700; padding: 1px 7px; border-radius: 20px;
}
.sidebar .foot { padding: 12px 16px; border-top: 1px solid rgba(255,255,255,.08); font-size: 11px; color: #7d94a8; }

.main { margin-left: var(--sidebar-w); flex: 1; min-width: 0; display: flex; flex-direction: column; }

/* ===== Topbar ===== */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.82); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 14px 26px; display: flex; align-items: center; gap: 16px;
}
.topbar h1 { font-size: 19px; margin: 0; font-weight: 650; letter-spacing: -.2px; }
.topbar .sub { color: var(--text-dim); font-size: 12.5px; margin-top: 1px; }
.topbar .spacer { flex: 1; }
.search {
  display: flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border-strong);
  border-radius: 999px; padding: 8px 14px; min-width: 260px;
}
.search input { border: none; outline: none; background: none; font-size: 13.5px; width: 100%; color: var(--text); }
.search svg { color: var(--text-faint); flex: none; }

.content { padding: 24px 26px 60px; max-width: 1360px; width: 100%; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  border: 1px solid var(--border-strong); background: var(--surface);
  color: var(--text); padding: 9px 15px; border-radius: 9px;
  font-size: 13.5px; font-weight: 600; cursor: pointer; transition: .12s;
  white-space: nowrap;
}
.btn:hover { border-color: var(--brand-2); background: var(--surface-2); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.primary:hover { background: var(--brand-2); }
.btn.accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.accent:hover { background: var(--accent-2); }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: var(--surface-2); border-color: var(--border); }
.btn.sm { padding: 6px 11px; font-size: 12.5px; }
.btn.danger { color: var(--bad); border-color: #eabfbf; }
.btn.danger:hover { background: var(--bad-bg); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn .ic { width: 16px; height: 16px; }

/* ===== Cards ===== */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card.pad { padding: 18px 20px; }
.card-h { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 12px; }
.card-h h3 { margin: 0; font-size: 15px; font-weight: 650; }
.card-h .spacer { flex: 1; }

.grid { display: grid; gap: 16px; }
.g-kpi { grid-template-columns: repeat(4, 1fr); }
.g-2 { grid-template-columns: 1fr 1fr; }
.g-3-1 { grid-template-columns: 2fr 1fr; }

/* ===== KPI ===== */
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.kpi .kl { color: var(--text-dim); font-size: 12.5px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.kpi .kv { font-size: 30px; font-weight: 720; letter-spacing: -1px; margin-top: 8px; line-height: 1; }
.kpi .kd { font-size: 12px; color: var(--text-faint); margin-top: 7px; }
.kpi .kico { position: absolute; right: 14px; top: 14px; width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; }
.kpi.i-brand .kico { background: var(--info-bg); color: var(--info); }
.kpi.i-good .kico { background: var(--good-bg); color: var(--good); }
.kpi.i-warn .kico { background: var(--warn-bg); color: var(--warn); }
.kpi.i-bad .kico { background: var(--bad-bg); color: var(--bad); }

/* ===== Tables ===== */
.tbl { width: 100%; border-collapse: collapse; }
.tbl th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .5px; color: var(--text-dim); font-weight: 600; padding: 11px 14px; border-bottom: 1px solid var(--border); background: var(--surface-2); position: sticky; top: 0; }
.tbl td { padding: 10px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: none; }
.tbl tbody tr { transition: background .1s; }
.tbl tbody tr:hover { background: var(--surface-2); }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl .clickrow { cursor: pointer; }

.thumb { width: 44px; height: 44px; border-radius: 8px; object-fit: cover; background: var(--surface-2); border: 1px solid var(--border); flex: none; }
.thumb.ph { display: grid; place-items: center; color: var(--text-faint); font-size: 10px; }

/* ===== Badges / chips ===== */
.chip { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 600; padding: 3px 9px; border-radius: 20px; background: var(--surface-2); border: 1px solid var(--border); color: var(--text-dim); white-space: nowrap; }
.chip.good { background: var(--good-bg); color: var(--good); border-color: transparent; }
.chip.warn { background: var(--warn-bg); color: var(--warn); border-color: transparent; }
.chip.bad { background: var(--bad-bg); color: var(--bad); border-color: transparent; }
.chip.info { background: var(--info-bg); color: var(--info); border-color: transparent; }
.chip.in { background: var(--good-bg); color: var(--good); border-color: transparent; }
.chip.out { background: var(--bad-bg); color: var(--bad); border-color: transparent; }
.chip.adjust { background: var(--info-bg); color: var(--info); border-color: transparent; }
.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }

/* ===== Forms ===== */
.field { margin-bottom: 15px; }
.field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--text-dim); margin-bottom: 6px; }
.field .hint { font-size: 11.5px; color: var(--text-faint); margin-top: 5px; }
input[type=text], input[type=number], input[type=search], select, textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border-strong);
  border-radius: 9px; font-size: 14px; font-family: inherit; background: var(--surface); color: var(--text); outline: none; transition: border .12s, box-shadow .12s;
}
input:focus, select:focus, textarea:focus { border-color: var(--brand-2); box-shadow: 0 0 0 3px rgba(18,85,125,.12); }
textarea { resize: vertical; min-height: 62px; }
.row { display: flex; gap: 12px; }
.row > * { flex: 1; }

.toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.seg { display: inline-flex; background: var(--surface); border: 1px solid var(--border-strong); border-radius: 9px; overflow: hidden; }
.seg button { border: none; background: none; padding: 8px 13px; font-size: 13px; font-weight: 600; color: var(--text-dim); cursor: pointer; border-right: 1px solid var(--border); }
.seg button:last-child { border-right: none; }
.seg button.active { background: var(--brand); color: #fff; }

.stepper { display: inline-flex; align-items: stretch; border: 1px solid var(--border-strong); border-radius: 9px; overflow: hidden; }
.stepper button { width: 42px; border: none; background: var(--surface-2); font-size: 20px; cursor: pointer; color: var(--text-dim); }
.stepper button:hover { background: var(--border); }
.stepper input { border: none; border-radius: 0; border-left: 1px solid var(--border); border-right: 1px solid var(--border); text-align: center; width: 78px; font-weight: 700; font-size: 16px; }
.stepper input:focus { box-shadow: none; }

/* ===== Detail ===== */
.detail-grid { display: grid; grid-template-columns: 340px 1fr; gap: 20px; align-items: start; }
.gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.gallery figure { margin: 0; }
.gallery img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: 10px; border: 1px solid var(--border); background: var(--surface-2); }
.gallery .ph { width: 100%; aspect-ratio: 3/4; border-radius: 10px; border: 1px dashed var(--border-strong); background: var(--surface-2); display: grid; place-items: center; color: var(--text-faint); font-size: 12px; text-align: center; }
.gallery figcaption { font-size: 11px; color: var(--text-faint); text-align: center; margin-top: 5px; }

.spec { display: grid; grid-template-columns: auto 1fr; gap: 9px 16px; font-size: 13.5px; }
.spec dt { color: var(--text-dim); font-weight: 600; }
.spec dd { margin: 0; text-align: right; }

/* ===== Progress / bars ===== */
.bar { height: 7px; border-radius: 5px; background: var(--border); overflow: hidden; }
.bar > i { display: block; height: 100%; border-radius: 5px; background: var(--brand-2); }
.bar.warn > i { background: var(--accent); }
.bar.bad > i { background: var(--bad); }

/* ===== Empty ===== */
.empty { text-align: center; padding: 46px 20px; color: var(--text-faint); }
.empty svg { opacity: .5; margin-bottom: 10px; }

/* ===== Modal / Toast ===== */
.overlay { position: fixed; inset: 0; background: rgba(10,22,34,.42); backdrop-filter: blur(2px); z-index: 50; display: grid; place-items: center; padding: 20px; }
.modal { background: var(--surface); border-radius: 14px; box-shadow: var(--shadow-lg); width: 100%; max-width: 460px; overflow: hidden; }
.modal.wide { max-width: 620px; }
.modal-h { padding: 18px 22px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 12px; }
.modal-h h3 { margin: 0; font-size: 16px; }
.modal-b { padding: 20px 22px; max-height: 66vh; overflow-y: auto; }
.modal-f { padding: 14px 22px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

.toasts { position: fixed; right: 20px; bottom: 20px; z-index: 60; display: flex; flex-direction: column; gap: 10px; }
.toast { background: var(--brand-ink); color: #fff; padding: 12px 16px; border-radius: 10px; box-shadow: var(--shadow-lg); font-size: 13.5px; display: flex; align-items: center; gap: 10px; min-width: 240px; animation: slidein .25s ease; }
.toast.good { background: #17693f; }
.toast.bad { background: #a82f2f; }
@keyframes slidein { from { transform: translateY(12px); opacity: 0; } }

/* ===== misc ===== */
.mono { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.muted { color: var(--text-dim); }
.faint { color: var(--text-faint); }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.pill-art { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12px; background: var(--surface-2); border: 1px solid var(--border); padding: 2px 7px; border-radius: 6px; color: var(--brand-2); font-weight: 600; }
.section-title { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; color: var(--text-dim); margin: 26px 0 12px; }
.hr { height: 1px; background: var(--border); margin: 18px 0; border: none; }

.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 12px; color: var(--text-dim); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }

.barchart { display: flex; flex-direction: column; gap: 10px; }
.barchart .brow { display: grid; grid-template-columns: 150px 1fr 46px; gap: 12px; align-items: center; font-size: 13px; }
.barchart .btrack { height: 22px; background: var(--surface-2); border-radius: 6px; overflow: hidden; }
.barchart .bfill { height: 100%; background: linear-gradient(90deg, var(--brand-2), var(--brand)); border-radius: 6px; }

.pag { display: flex; align-items: center; gap: 8px; justify-content: flex-end; padding: 14px 6px 0; color: var(--text-dim); font-size: 13px; }

@media (max-width: 1080px) {
  .g-kpi { grid-template-columns: repeat(2, 1fr); }
  .g-2, .g-3-1 { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  :root { --sidebar-w: 0px; }
  .sidebar { width: 258px; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow-lg); }
  .sidebar.open { transform: none; }
  .main { margin-left: 0; }
  .search { min-width: 0; }
  .g-kpi { grid-template-columns: 1fr 1fr; }
  .menu-btn { display: inline-flex !important; }
}
.menu-btn { display: none; }

/* ===== Login ===== */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-ink) 100%); }
.login-card { background: var(--surface); border-radius: 16px; box-shadow: var(--shadow-lg);
  width: 100%; max-width: 380px; padding: 30px 28px; }
.login-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.login-brand .logo { width: 46px; height: 46px; border-radius: 11px; background: var(--accent);
  display: grid; place-items: center; color: #fff; font-family: Georgia, serif; font-size: 26px; font-weight: 700; }
.login-brand b { display: block; font-size: 17px; color: var(--text); }
.login-brand span { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .6px; }
.login-error { background: var(--bad-bg); color: var(--bad); border-radius: 8px; padding: 9px 12px;
  font-size: 13px; font-weight: 500; margin-bottom: 14px; }
.login-foot { text-align: center; font-size: 11px; color: var(--text-faint); margin-top: 20px; }

/* ===== Benutzer / Avatar / Logout (Sidebar) ===== */
.foot-user { display: flex; align-items: center; gap: 9px; }
.ava { width: 34px; height: 34px; border-radius: 9px; flex: none; background: var(--accent);
  color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 14px; }
.foot-logout { border: none; background: rgba(255,255,255,.08); color: #c6d5e2; width: 32px; height: 32px;
  border-radius: 8px; cursor: pointer; display: grid; place-items: center; flex: none; transition: .12s; }
.foot-logout:hover { background: rgba(255,255,255,.16); color: #fff; }
.foot-logout svg { width: 16px; height: 16px; }