:root {
    --br-green: #1a8a3f;
    --br-green-dark: #126b30;
    --br-green-light: #e7f4ec;
    --br-yellow: #ffd400;
    --text: #222;
    --border: #d6dde0;
    --error: #c0392b;
    --error-bg: #fbeae7;
    --success: #1a7a3a;
    --success-bg: #e6f4ea;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: #f4f6f5;
    color: var(--text);
    line-height: 1.5;
}

.site-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--br-green);
    color: #fff;
    padding: 1rem 1.5rem;
}
.site-header h1 { margin: 0; font-size: 1.4rem; }
.site-header .subtitle { margin: 0.2rem 0 0; font-size: 0.9rem; opacity: 0.9; }
.header-logo { height: 56px; width: auto; background: #fff; border-radius: 6px; padding: 4px; }
.logout-btn { margin-left: auto; }

.container {
    max-width: 980px;
    margin: 0 auto;
    padding: 1.5rem;
}

.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.card h2 { margin-top: 0; color: var(--br-green-dark); font-size: 1.15rem; }

label { display: block; font-weight: 600; margin: 0.75rem 0 0.3rem; }
input[type="text"], input[type="password"], input[type="file"], select, textarea {
    width: 100%;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 1rem;
    background: #fff;
    color: var(--text);
}
textarea { resize: vertical; }

.hint { color: #5a6b63; font-size: 0.88rem; margin: 0.5rem 0; }

.btn {
    display: inline-block;
    border: none;
    border-radius: 6px;
    padding: 0.65rem 1.3rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
}
.btn-primary { background: var(--br-green); color: #fff; }
.btn-primary:hover { background: var(--br-green-dark); }
.btn-secondary { background: #e3e9e5; color: var(--text); }
.btn-secondary:hover { background: #d3dbd6; }
.btn-large { font-size: 1.05rem; padding: 0.85rem 1.6rem; margin-top: 0.5rem; }
.btn-small { font-size: 0.85rem; padding: 0.4rem 0.8rem; margin-top: 0.5rem; }

.alert {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin: 0.75rem 0;
    font-size: 0.95rem;
}
.alert-error { background: var(--error-bg); color: var(--error); border: 1px solid #f1c8c1; }
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid #bfe3cb; }

.mode-switch {
    display: flex;
    gap: 1.5rem;
    margin: 0.75rem 0 1rem;
    flex-wrap: wrap;
}
.switch-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 500;
    margin: 0;
    cursor: pointer;
}
.switch-label input { width: auto; }

.table-scroll { overflow-x: auto; margin-top: 1rem; }
table { border-collapse: collapse; width: 100%; min-width: 760px; }
th, td {
    border: 1px solid var(--border);
    padding: 0.5rem 0.6rem;
    text-align: left;
    font-size: 0.92rem;
    vertical-align: top;
}
th { background: var(--br-green-light); color: var(--br-green-dark); }
td.locked { background: #fafbfa; color: #5a6b63; }
td select { width: auto; min-width: 90px; }
tr.row-nok { background: #fdf1ef; }
tr.row-ok { background: #f3faf5; }
tr.row-missing td.status-cell { outline: 2px solid var(--error); outline-offset: -2px; }

.photo-preview {
    max-width: 280px;
    max-height: 280px;
    display: block;
    margin-top: 0.6rem;
    border: 1px solid var(--border);
    border-radius: 8px;
}

.back-link { margin-top: 1rem; }
.admin-link { text-align: right; font-size: 0.85rem; }
.admin-link a { color: #6c7d75; }
.top-link { margin: 0 0 1rem; font-size: 0.85rem; }
.top-link a {
    display: inline-block;
    color: var(--br-green-dark);
    font-weight: 600;
    text-decoration: none;
    padding: 0.3rem 0.7rem;
    border: 1px solid var(--br-green);
    border-radius: 6px;
    background: var(--br-green-light);
}
.top-link a:hover { background: var(--br-green); color: #fff; }
.top-link-row { display: flex; gap: 0.6rem; justify-content: flex-end; flex-wrap: wrap; }
.login-box .top-link { text-align: center; }

.site-footer {
    text-align: center;
    color: #7c8a83;
    font-size: 0.82rem;
    padding: 1.5rem;
}

/* Login page */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem 2.5rem;
    max-width: 380px;
    width: 100%;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.login-box .logo { height: 90px; margin-bottom: 0.75rem; }
.login-box h1 { margin: 0.25rem 0; color: var(--br-green-dark); }
.login-box form { text-align: left; }

.status-list { padding-left: 1.2rem; }
.status-list li { margin-bottom: 0.3rem; }

/* ---------------------------------------------------------------------
   Smartphone-Optimierung
--------------------------------------------------------------------- */
@media (max-width: 640px) {
    .site-header {
        flex-wrap: wrap;
        gap: 0.6rem;
        padding: 0.85rem 1rem;
    }
    .header-logo { height: 42px; }
    .site-header h1 { font-size: 1.15rem; }
    .site-header .subtitle { font-size: 0.8rem; }
    .logout-btn { margin-left: 0; order: 3; width: 100%; }

    .container { padding: 1rem 0.75rem; }
    .card { padding: 1rem; border-radius: 8px; margin-bottom: 1rem; }
    .card h2 { font-size: 1.05rem; }

    .mode-switch { flex-direction: column; gap: 0.6rem; }

    .btn-large { width: 100%; }
    .btn { width: 100%; }
    .btn-small { width: auto; }

    input[type="text"], input[type="password"], input[type="file"], select, textarea {
        font-size: 16px; /* verhindert Auto-Zoom auf iOS */
        padding: 0.6rem;
    }

    /* Tabelle: Kartenansicht statt klassischer Tabelle */
    .table-scroll { overflow-x: visible; margin-top: 0.75rem; }
    #itemsTable, #itemsTable thead, #itemsTable tbody, #itemsTable th, #itemsTable td, #itemsTable tr {
        display: block;
        width: 100%;
    }
    #itemsTable { min-width: 0; }
    #itemsTable thead { display: none; }
    #itemsTable tr {
        border: 1px solid var(--border);
        border-left: 4px solid var(--border);
        border-radius: 8px;
        margin-bottom: 1rem;
        padding: 0.65rem 0.75rem;
        background: #fff;
        box-shadow: 0 1px 4px rgba(0,0,0,0.06);
    }
    #itemsTable tr.row-ok { background: #f3faf5; border-color: var(--border); border-left-color: var(--success); }
    #itemsTable tr.row-nok { background: #fdf1ef; border-color: var(--border); border-left-color: var(--error); }
    #itemsTable td {
        border: none;
        border-bottom: 1px dashed var(--border);
        padding: 0.4rem 0.1rem;
        display: flex;
        flex-direction: column;
        gap: 0.25rem;
    }
    #itemsTable td:last-child { border-bottom: none; }
    #itemsTable td.locked { background: transparent; }
    #itemsTable td::before {
        content: attr(data-label);
        font-weight: 700;
        font-size: 0.78rem;
        text-transform: uppercase;
        letter-spacing: 0.02em;
        color: var(--br-green-dark);
    }
    #itemsTable td select,
    #itemsTable td textarea { width: 100%; }
    tr.row-missing td.status-cell { outline: none; }
    #itemsTable tr.row-missing { border-color: var(--error); border-left-color: var(--error); box-shadow: 0 0 0 1px var(--error); }

    .photo-preview { max-width: 100%; }
}