:root {
    --navy: #1a2f4e;
    --gold: #b8860b;
    --grau: #f4f5f7;
    --rand: #d9dde3;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
    font-size: 15px;
    color: #222;
    background: var(--grau);
}

/* ---- Navigation ---- */
.hauptnav {
    background: var(--navy);
    color: #fff;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.7rem 1.5rem;
}
.hauptnav .marke {
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--gold);
    margin-right: 1rem;
}
.hauptnav a { color: #fff; text-decoration: none; opacity: 0.85; }
.hauptnav a:hover { opacity: 1; text-decoration: underline; }
.hauptnav .logout { margin-left: auto; font-size: 0.85em; }

.inhalt { max-width: 1000px; margin: 0 auto; padding: 1.5rem; }

h1 { color: var(--navy); font-size: 1.5rem; margin: 0.5rem 0 1rem; }

.seitenkopf { display: flex; justify-content: space-between; align-items: center; }

/* ---- Tabellen ---- */
.tabelle {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border: 1px solid var(--rand);
}
.tabelle th {
    text-align: left;
    background: #fff;
    color: var(--navy);
    border-bottom: 2px solid var(--navy);
    padding: 0.6rem 0.75rem;
    font-size: 0.85em;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.tabelle td { padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--rand); }
.tabelle tr:hover td { background: #fafbfc; }
.tabelle .rechts { text-align: right; }

/* ---- Formulare ---- */
.formular { max-width: 640px; }
fieldset {
    background: #fff;
    border: 1px solid var(--rand);
    border-radius: 6px;
    margin: 0 0 1rem;
    padding: 1rem 1.25rem;
}
legend { color: var(--navy); font-weight: 600; padding: 0 0.4rem; }
label { display: block; margin: 0.6rem 0; font-size: 0.9em; color: #444; }
input[type="text"], input[type="email"], input[type="password"], input[type="date"],
input[type="search"], input[type="number"], select, textarea {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    padding: 0.45rem 0.6rem;
    font-size: 1rem;
    border: 1px solid var(--rand);
    border-radius: 4px;
    font-family: inherit;
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid var(--navy);
    outline-offset: -1px;
}

/* ---- Buttons ---- */
.btn {
    display: inline-block;
    padding: 0.45rem 1rem;
    border: 1px solid var(--rand);
    border-radius: 4px;
    background: #fff;
    color: var(--navy);
    text-decoration: none;
    font-size: 0.95em;
    cursor: pointer;
}
.btn:hover { border-color: var(--navy); }
.btn-primaer { background: var(--navy); border-color: var(--navy); color: #fff; }
.btn-primaer:hover { background: #24406a; }
.btn-gold { background: var(--gold); border-color: var(--gold); color: #fff; }

/* ---- Login ---- */
.login-box {
    max-width: 360px;
    margin: 8vh auto;
    background: #fff;
    border: 1px solid var(--rand);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
}
.login-box h1 { margin-bottom: 0.25rem; }
.login-box .untertitel { color: var(--gold); font-size: 0.8em; text-transform: uppercase; letter-spacing: 0.1em; margin-top: 0; }
.login-box label { text-align: left; }
.login-box button { width: 100%; margin-top: 1rem; }

/* ---- Sonstiges ---- */
.suchleiste { display: flex; gap: 0.5rem; margin: 1rem 0; }
.suchleiste input { flex: 1; margin: 0; }
.fehler { color: #b00020; }
.erfolg { color: #1a7f37; }
.hinweis { color: #666; }
.status-badge {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    border-radius: 999px;
    font-size: 0.8em;
    background: var(--grau);
    border: 1px solid var(--rand);
}
.status-Angenommen, .status-Bezahlt { background: #e2f2e6; border-color: #1a7f37; color: #1a7f37; }
.status-Versendet { background: #e7eefb; border-color: var(--navy); color: var(--navy); }
.status-Abgelehnt, .status-Überfällig { background: #fdecea; border-color: #b00020; color: #b00020; }

.filterleiste { margin: 1rem 0; display: flex; gap: 0.4rem; flex-wrap: wrap; }
.filterleiste a {
    text-decoration: none; color: var(--navy);
    padding: 0.25rem 0.8rem; border: 1px solid var(--rand); border-radius: 999px; font-size: 0.85em;
    background: #fff;
}
.filterleiste a.aktiv { background: var(--navy); color: #fff; border-color: var(--navy); }

/* ---- Positionstabelle im Formular ---- */
#positionen-tabelle input { margin: 0; }
#positionen-tabelle .zeilensumme { white-space: nowrap; text-align: right; }
.btn-entfernen {
    border: none; background: none; color: #b00020;
    font-size: 1.2em; cursor: pointer; padding: 0 0.4rem;
}
.summenzeile { text-align: right; font-weight: 700; color: var(--navy); font-size: 1.05em; margin-top: 0.75rem; }
.summenzeile .zwischensumme { font-weight: 400; color: #444; font-size: 0.9em; }

/* ---- Detailseite ---- */
.detail-kopf { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 0.5rem; }
.aktionen { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; margin: 1rem 0; }
.aktionen form { display: flex; gap: 0.5rem; align-items: center; margin: 0; }
.aktionen select { width: auto; margin: 0; }
.vorschau-rahmen {
    width: 100%;
    height: 75vh;
    border: 1px solid var(--rand);
    border-radius: 6px;
    background: #fff;
}