:root {
    --bg: #0f172a;
    --panel: #1e293b;
    --panel-2: #273449;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --border: #334155;
    --accent: #6366f1;
    --accent-h: #4f46e5;
    --empty: #ef4444;
    --partial: #f59e0b;
    --full: #22c55e;
    --radius: 14px;
    --shadow: 0 6px 24px rgba(0, 0, 0, .25);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: linear-gradient(180deg, #0b1120, var(--bg));
    color: var(--text);
    min-height: 100vh;
    line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 24px 20px 80px; }

/* Topbar */
.topbar {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 20px;
    background: rgba(15, 23, 42, .8);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(8px);
    position: sticky; top: 0; z-index: 20;
}
.topbar .brand { font-weight: 700; font-size: 18px; display: flex; align-items: center; gap: 8px; }
.topbar .brand .logo { font-size: 22px; }
.topbar .spacer { flex: 1; }
.topbar .who { color: var(--muted); font-size: 14px; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--accent); color: #fff; border: none;
    padding: 10px 16px; border-radius: 10px; font-size: 14px; font-weight: 600;
    cursor: pointer; transition: background .15s;
}
.btn:hover { background: var(--accent-h); text-decoration: none; }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn.ghost:hover { background: var(--panel-2); }
.btn.small { padding: 6px 12px; font-size: 13px; }
.btn.danger { background: transparent; border: 1px solid var(--border); color: var(--muted); }
.btn.danger:hover { background: rgba(239,68,68,.15); color: #fecaca; border-color: var(--empty); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* Cards / login */
.card {
    background: var(--panel); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow);
}
.login { max-width: 420px; margin: 8vh auto 0; }
.login h1 { margin: 0 0 4px; font-size: 22px; }
.login p { color: var(--muted); margin: 0 0 20px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
input[type=text], input[type=password], textarea {
    width: 100%; padding: 12px 14px; border-radius: 10px;
    border: 1px solid var(--border); background: var(--panel-2); color: var(--text);
    font-size: 15px; font-family: inherit;
}
input:focus, textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
.error { background: rgba(239,68,68,.15); border: 1px solid var(--empty); color: #fecaca;
         padding: 10px 14px; border-radius: 10px; margin-bottom: 12px; font-size: 14px; }
.notice { background: rgba(34,197,94,.12); border: 1px solid var(--full); color: #bbf7d0;
          padding: 10px 14px; border-radius: 10px; margin: 12px 0; font-size: 14px; }

/* Page header */
.pagehead { display: flex; align-items: flex-end; gap: 16px; margin: 8px 0 24px; flex-wrap: wrap; }
.pagehead h1 { margin: 0; font-size: 26px; }
.pagehead .sub { color: var(--muted); }
.crumbs { color: var(--muted); font-size: 14px; margin-bottom: 4px; }

/* Progress overview bar */
.overview { display: flex; align-items: center; gap: 10px; margin: 6px 0 20px; flex-wrap: wrap; }
.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 13px;
        padding: 5px 11px; border-radius: 999px; border: 1px solid var(--border); }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.empty { background: var(--empty); }
.dot.partial { background: var(--partial); }
.dot.full { background: var(--full); }

/* Tile grid */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.tile {
    display: block; background: var(--panel); border: 1px solid var(--border);
    border-left: 6px solid var(--border); border-radius: var(--radius);
    padding: 16px 18px; transition: transform .12s, box-shadow .12s, border-color .12s;
    position: relative;
}
.tile:hover { transform: translateY(-2px); box-shadow: var(--shadow); text-decoration: none; }
.tile.level-empty   { border-left-color: var(--empty); }
.tile.level-partial { border-left-color: var(--partial); }
.tile.level-full    { border-left-color: var(--full); }
.tile .t-title { font-weight: 700; font-size: 16px; color: var(--text); margin-bottom: 12px; }
.tile.child .t-title::before { content: "↳ "; color: var(--muted); }
.tile .badges { display: flex; gap: 8px; flex-wrap: wrap; }
.badge {
    display: inline-flex; align-items: center; gap: 5px; font-size: 12px;
    padding: 4px 9px; border-radius: 8px; background: var(--panel-2); color: var(--muted);
    border: 1px solid transparent;
}
.badge.on { color: #fff; background: rgba(34,197,94,.18); border-color: var(--full); }
.badge.off { opacity: .65; }
.tile .ring { position: absolute; top: 14px; right: 14px; font-size: 13px; color: var(--muted); }

/* Sitemap-Baum (Übersicht Kunde & Admin) */
.tree { margin-top: 8px; }
.tree-node { position: relative; }

.tree .row {
    display: flex; align-items: center; gap: 12px;
    padding: 11px 14px; margin: 7px 0;
    background: var(--panel); border: 1px solid var(--border);
    border-left: 5px solid var(--border); border-radius: 10px;
    color: var(--text); position: relative; transition: background .12s, transform .12s, border-color .12s;
}
a.row:hover { background: var(--panel-2); text-decoration: none; transform: translateX(2px); }
.tree .row.level-empty   { border-left-color: var(--empty); }
.tree .row.level-partial { border-left-color: var(--partial); }
.tree .row.level-full    { border-left-color: var(--full); }
.tree .row.parent { background: var(--panel-2); }

.tree .row .tw { font-size: 17px; flex-shrink: 0; }
.tree .row .main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.tree .row .ttl { font-weight: 600; }
.tree .row.parent .ttl { font-weight: 700; }
.tree .row.done { border-left-color: var(--full); }
.tree .row .submeta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.tree .row .done-pill {
    display: inline-flex; align-items: center; gap: 4px; font-size: 11px; font-weight: 700;
    color: #bbf7d0; background: rgba(34,197,94,.18); border: 1px solid var(--full);
    border-radius: 999px; padding: 1px 9px;
}
.tree .row .note {
    font-size: 12px; color: var(--muted); font-style: italic;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%;
}

/* Admin-Steuerung je Zeile */
.tree .row .admctl { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.tree .row .chk {
    display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--muted);
    margin: 0; cursor: pointer; user-select: none; white-space: nowrap;
}
.tree .row .chk input { width: 15px; height: 15px; accent-color: var(--full); cursor: pointer; }
.tree .row .ov-note.has { border-color: var(--accent); color: #c7d2fe; }
.tree .row .kidcount {
    display: inline-block; font-size: 11px; font-weight: 700; color: var(--muted);
    background: var(--bg); border: 1px solid var(--border);
    border-radius: 999px; padding: 1px 8px; margin-left: 6px; vertical-align: middle;
}
.tree .row .badges { display: flex; gap: 6px; flex-shrink: 0; }
.tree .row .ring { font-size: 12px; color: var(--muted); flex-shrink: 0; width: 34px; text-align: right; }
.tree .row .go { color: var(--muted); font-size: 20px; flex-shrink: 0; }
.tree .row .zip { flex-shrink: 0; }

/* Einrückung + Führungslinien */
.tree-children {
    margin-left: 13px;
    padding-left: 20px;
    border-left: 2px solid var(--border);
}
/* horizontaler Verbinder von der Führungslinie zur Kind-Zeile */
.tree-children > .tree-node > .row::before {
    content: ""; position: absolute;
    left: -20px; top: 22px; width: 15px; height: 2px;
    background: var(--border);
}

@media (max-width: 620px) {
    .tree .row { flex-wrap: wrap; }
    .tree .row .badges { order: 3; width: 100%; }
    .tree .row .ring, .tree .row .go { display: none; }
}

/* Category panels (detail view) */
.cats { display: grid; gap: 18px; }
.cat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.cat > header { display: flex; align-items: center; gap: 10px; padding: 14px 18px;
                background: var(--panel-2); border-bottom: 1px solid var(--border); }
.cat > header .ic { font-size: 20px; }
.cat > header h3 { margin: 0; font-size: 16px; flex: 1; }
.cat > header .count { color: var(--muted); font-size: 13px; }
.cat .body { padding: 18px; }

/* Dropzone */
.dropzone {
    border: 2px dashed var(--border); border-radius: 12px; padding: 26px;
    text-align: center; color: var(--muted); cursor: pointer;
    transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone.drag { border-color: var(--accent); background: rgba(99,102,241,.08); color: var(--text); }
.dropzone strong { color: var(--text); }
.dropzone .big { font-size: 30px; display: block; margin-bottom: 6px; }

/* File list */
.files { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 8px; }
.files li { display: flex; align-items: center; gap: 12px; background: var(--panel-2);
            border: 1px solid var(--border); border-radius: 10px; padding: 8px 12px; }
.files .thumb { width: 44px; height: 44px; border-radius: 8px; object-fit: cover;
                background: #0b1120; flex-shrink: 0; display: flex; align-items: center;
                justify-content: center; font-size: 20px; }
.files .meta { flex: 1; min-width: 0; }
.files .meta .fn { font-size: 14px; word-break: break-all; }
.files .meta .fs { font-size: 12px; color: var(--muted); }

/* Upload progress rows */
.uploads { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 8px; }
.uploads li { background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; }
.uploads .row { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 6px; }
.uploads .bar { height: 8px; background: #0b1120; border-radius: 999px; overflow: hidden; }
.uploads .bar > span { display: block; height: 100%; width: 0; background: var(--accent); transition: width .2s; }
.uploads li.ok .bar > span { background: var(--full); }
.uploads li.err .bar > span { background: var(--empty); }
.uploads .err-msg { color: #fecaca; font-size: 12px; margin-top: 4px; }

textarea.text { min-height: 180px; resize: vertical; }
.saved-hint { font-size: 13px; color: var(--muted); margin-top: 8px; height: 18px; }

/* Admin table */
.proj { margin-bottom: 26px; }
.proj > header { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.proj > header h2 { margin: 0; font-size: 20px; }
.proj .access { font-size: 13px; color: var(--muted); background: var(--panel-2);
                border: 1px solid var(--border); padding: 6px 12px; border-radius: 8px; }
.proj .access code { color: var(--text); font-weight: 700; }
.mini { display: flex; gap: 14px; font-size: 13px; color: var(--muted); }

.footer { text-align: center; color: var(--muted); font-size: 13px; margin-top: 40px; }