:root {
  --obv-lime: #cad400;
  --obv-lime-dark: #9ea600;
  --ink: #1a1b1f;
  --ink-soft: #32343a;
  --canvas: #f4f5f6;
  --surface: #ffffff;
  --tu-red: #e3000b;
  --border: #dfe2e5;
  --muted: #66707a;
  --shadow: 0 10px 32px rgba(26, 27, 31, .08);
}

html { font-size: 15px; min-height: 100%; }
body { min-height: 100vh; margin: 0; background: var(--canvas); color: var(--ink); font-family: "Segoe UI", Arial, sans-serif; }
a { color: #526000; }
a:hover { color: #303800; }
.app-header { background: var(--ink); border-bottom: 5px solid var(--obv-lime); }
.navbar { min-height: 76px; }
.navbar-brand { color: #fff !important; line-height: 1.05; }
.navbar-brand small { display: block; color: #c8cdd1; font-size: .72rem; font-weight: 400; letter-spacing: .06em; margin-top: .25rem; }
.brand-mark { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 8px; background: var(--obv-lime); color: var(--ink); font-weight: 800; letter-spacing: -.04em; }
.navbar .nav-link { color: rgba(255,255,255,.82); border-radius: .4rem; padding-inline: .7rem !important; }
.navbar .nav-link:hover, .navbar .nav-link:focus { color: #fff; background: rgba(255,255,255,.08); }
.user-label { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .9rem; }
.app-main { min-height: calc(100vh - 142px); padding-top: 1.6rem; padding-bottom: 3rem; }
.app-footer { color: #6e747a; background: #fff; border-top: 1px solid var(--border); padding: 1.2rem 0; font-size: .82rem; }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1.35rem; }
.page-heading h1 { margin: 0; font-size: clamp(1.6rem, 2.5vw, 2.25rem); font-weight: 700; letter-spacing: -.025em; }
.page-heading p { margin: .35rem 0 0; color: var(--muted); }
.surface { background: var(--surface); border: 1px solid var(--border); border-radius: .85rem; box-shadow: var(--shadow); }
.card { border-color: var(--border); border-radius: .8rem; box-shadow: 0 4px 18px rgba(26,27,31,.05); }
.metric-card { height: 100%; padding: 1.25rem; border-left: 5px solid var(--obv-lime); }
.metric-card .metric { display: block; font-size: 2rem; line-height: 1.1; font-weight: 750; }
.metric-card .label { color: var(--muted); font-size: .86rem; }
.btn-primary { --bs-btn-bg: var(--ink); --bs-btn-border-color: var(--ink); --bs-btn-hover-bg: var(--ink-soft); --bs-btn-hover-border-color: var(--ink-soft); }
.btn-accent { background: var(--obv-lime); border-color: var(--obv-lime); color: var(--ink); font-weight: 650; }
.btn-accent:hover { background: #b8c100; border-color: #b8c100; color: #000; }
.badge-status { font-size: .78rem; font-weight: 650; padding: .45em .7em; border-radius: 999px; }
.status-Genehmigt { color: #0a5b32; background: #d7f3e3; }
.status-FreigabeErforderlich { color: #6d4a00; background: #fff0c2; }
.status-Entwurf { color: #46505a; background: #e9ecef; }
.status-Abgelehnt, .status-Storniert { color: #8d1920; background: #f9d9dc; }
.table { margin-bottom: 0; }
.table thead th { background: #f6f7f8; border-bottom-width: 1px; color: #4f5962; font-size: .76rem; letter-spacing: .035em; text-transform: uppercase; white-space: nowrap; }
.table td { vertical-align: middle; }
.form-label { font-weight: 650; color: #353a40; }
.form-text { color: var(--muted); }
.required::after { content: " *"; color: var(--tu-red); }
.validation-summary-errors { border: 1px solid #efadb3; border-radius: .5rem; background: #fff1f2; color: #8d1920; padding: .8rem 1rem; margin-bottom: 1rem; }
.validation-summary-errors ul { margin-bottom: 0; }
.field-validation-error { color: #a31d27; font-size: .84rem; }
.toolbar { display: flex; flex-wrap: wrap; align-items: end; gap: .75rem; }
.empty-state { text-align: center; padding: 3.5rem 1.5rem; color: var(--muted); }
.empty-state strong { display: block; color: var(--ink); font-size: 1.15rem; margin-bottom: .35rem; }
.warning-strip { border-left: 5px solid #f0b429; background: #fff8e7; padding: .9rem 1rem; border-radius: .35rem; }
.concurrency-note { font-size: .82rem; color: var(--muted); }
.login-shell { min-height: calc(100vh - 190px); display: grid; place-items: center; }
.login-card { width: min(100%, 460px); padding: clamp(1.5rem, 4vw, 2.5rem); }
.logo-lockup { display: flex; align-items: center; justify-content: center; gap: 2rem; margin-bottom: 2rem; }
.logo-lockup img { display: block; max-width: 155px; max-height: 74px; object-fit: contain; }

@media (max-width: 767.98px) {
  .page-heading { align-items: stretch; flex-direction: column; }
  .page-heading .btn { width: 100%; }
  .app-main { padding-inline: .85rem; }
  .table-responsive { border-radius: .8rem; }
}