:root {
  --accent: #0F766E;
  --accent-2: #14B8A6;
  --bg: #F5F7F7;
  --card: #FFFFFF;
  --text: #1F2933;
  --muted: #6B7780;
  --line: #E3E8EA;
  --ok: #15803D;
  --warn: #B45309;
  --err: #B91C1C;
  --radius: 10px;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  color: var(--text);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); font-size: 14px; }
.hidden { display: none !important; }
a { color: var(--accent); }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 18px; margin: 0 0 16px; }
h3 { font-size: 15px; margin: 0 0 12px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.pre { white-space: pre-wrap; }
.err-text { color: var(--err); }
.grow { flex: 1; }
.r { text-align: right; }

/* Brand */
.brand { font-weight: 700; font-size: 22px; letter-spacing: -.5px; color: #fff; }
.brand span { color: var(--accent-2); }
.brand small { display: block; font-size: 11px; font-weight: 400; letter-spacing: 1.5px; text-transform: uppercase; opacity: .7; margin-top: 2px; }
.brand.big { font-size: 40px; color: var(--accent); }

/* Login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-box { background: var(--card); padding: 40px; border-radius: 16px; text-align: center; box-shadow: 0 10px 40px rgba(0,0,0,.08); max-width: 380px; width: 100%; }

/* Layout */
.shell { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.sidebar { background: #0B3B37; padding: 22px 14px; display: flex; flex-direction: column; gap: 24px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.sidebar nav { display: flex; flex-direction: column; gap: 2px; }
.sidebar nav a { color: #CFE3E0; text-decoration: none; padding: 9px 12px; border-radius: 8px; }
.sidebar nav a:hover { background: rgba(255,255,255,.07); }
.sidebar nav a.active { background: var(--accent); color: #fff; }
.sidebar .user { margin-top: auto; color: #9FBDB8; font-size: 12px; display: flex; flex-direction: column; gap: 4px; }
main { padding: 26px 30px 60px; max-width: 1200px; width: 100%; }

.head { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; flex-wrap: wrap; }
.back { text-decoration: none; font-size: 20px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.row { display: flex; gap: 8px; align-items: center; }
.row.between { justify-content: space-between; }

/* Forms */
label { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--muted); font-weight: 600; }
input, select, textarea { font: inherit; font-size: 14px; color: var(--text); border: 1px solid #CBD5D9; border-radius: 7px; padding: 8px 10px; background: #fff; width: 100%; font-weight: 400; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-2); outline-offset: -1px; border-color: transparent; }
input:disabled, select:disabled, textarea:disabled { background: #F2F4F5; color: #444; }
input[type=color] { padding: 2px; height: 38px; }
textarea { resize: vertical; }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.grid.g4 { grid-template-columns: repeat(4, 1fr); }
.grid .wide { grid-column: 1 / -1; }
.grid .span2 { grid-column: span 2; }
.search { width: 220px; }
.head select { width: auto; }

/* Buttons */
.btn { font: inherit; font-weight: 600; border: 1px solid transparent; border-radius: 8px; padding: 8px 14px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: #0B5F58; }
.btn.ghost { background: #fff; border-color: #CBD5D9; color: var(--text); }
.btn.ghost:hover { border-color: var(--accent); }
.btn.ok { background: #E7F6EC; color: var(--ok); border-color: #BFE5CB; }
.btn.danger { background: #fff; color: var(--err); border-color: #F1C4C4; }
.btn.danger:hover { background: #FDF0F0; }
.link { background: none; border: 0; color: inherit; text-decoration: underline; cursor: pointer; padding: 0; font: inherit; text-align: left; }
.icon { background: none; border: 0; cursor: pointer; color: var(--muted); font-size: 14px; padding: 6px; }
.icon:hover { color: var(--err); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* Tables */
.tblwrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; }
.tbl th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl tbody tr[data-href], .tbl tbody tr[data-id] { cursor: pointer; }
.tbl tbody tr[data-href]:hover, .tbl tbody tr[data-id]:hover { background: #F4FAF9; }
.tbl.pos td { padding: 6px; }
.tbl.pos .desc { min-width: 260px; display: flex; flex-direction: column; gap: 4px; }
.tbl.pos .num { width: 100px; }
.tbl.pos .unit { width: 70px; }
.tbl.pos .lt { white-space: nowrap; padding-top: 14px; font-weight: 600; }
.empty { color: var(--muted); text-align: center; padding: 24px; }
.total { display: flex; justify-content: flex-end; gap: 16px; align-items: baseline; font-size: 15px; margin: 14px 0 6px; border-top: 2px solid var(--accent); padding-top: 10px; }
.total strong { font-size: 20px; }

/* Badges */
.badge { display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 99px; background: #EEF1F2; color: #4B5560; white-space: nowrap; }
.b-offen { background: #E0F2FE; color: #075985; }
.b-versendet { background: #EDE9FE; color: #5B21B6; }
.b-bezahlt, .b-angenommen { background: #DCFCE7; color: #166534; }
.b-ueberfaellig { background: #FEF3C7; color: #92400E; }
.b-storniert, .b-abgelehnt, .b-storno { background: #FEE2E2; color: #991B1B; }

/* KPIs */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 16px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.kpi .l { font-size: 12px; color: var(--muted); font-weight: 600; }
.kpi .v { font-size: 22px; font-weight: 700; margin: 6px 0 2px; }
.kpi .s { font-size: 12px; color: var(--muted); }
.kpi.warn .v { color: var(--warn); }
.bar { height: 10px; background: #E8EEEF; border-radius: 99px; overflow: hidden; margin: 8px 0; }
.bar span { display: block; height: 100%; background: var(--accent); }
.bar span.warn { background: var(--warn); }
.log { background: #0B1F1D; color: #BDE5DF; font-family: Consolas, monospace; font-size: 12px; padding: 12px; border-radius: 8px; white-space: pre-wrap; min-height: 40px; }

/* Modal / Toast / Spinner */
.modal { position: fixed; inset: 0; background: rgba(10,30,28,.45); display: grid; place-items: center; padding: 16px; z-index: 20; }
.modal-box { background: #fff; border-radius: 14px; padding: 24px; width: 100%; max-width: 640px; max-height: 90vh; overflow: auto; }
.toast { position: fixed; bottom: 20px; right: 20px; background: #1F2933; color: #fff; padding: 12px 16px; border-radius: 9px; opacity: 0; transform: translateY(10px); transition: .2s; pointer-events: none; max-width: 420px; z-index: 30; }
.toast.show { opacity: 1; transform: none; }
.toast.err { background: var(--err); }
.spinner { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--accent-2); z-index: 40; }
body.busy .spinner { animation: load 1.2s ease-in-out infinite; }
body.busy { cursor: progress; }
@keyframes load { 0% { width: 0; left: 0; } 50% { width: 60%; left: 20%; } 100% { width: 0; left: 100%; } }

/* Unterordner in der Navigation */
.subnav { display: flex; flex-direction: column; gap: 1px; margin: 2px 0 8px; }
.sidebar nav a.sub { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 6px 10px 6px 26px; font-size: 13px; color: #A9CCC6; }
.sidebar nav a.sub.active { background: rgba(255,255,255,.13); color: #fff; }
.sidebar nav a.open:not(.active) { background: rgba(255,255,255,.07); color: #fff; }
.cnt { font-size: 11px; min-width: 20px; text-align: center; padding: 1px 6px; border-radius: 99px; background: rgba(255,255,255,.1); }
.cnt.warn { background: #B45309; color: #fff; }
.tabs { display: none; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.tabs a { padding: 6px 12px; border-radius: 99px; border: 1px solid #CBD5D9; background: #fff; text-decoration: none; color: var(--text); font-size: 13px; }
.tabs a.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.sumline { text-align: right; margin: -6px 4px 16px; }

/* Rollen und Benutzer */
.role { display: inline-block; width: fit-content; font-size: 10px; font-weight: 700; letter-spacing: .5px; text-transform: uppercase; padding: 2px 8px; border-radius: 99px; background: rgba(255,255,255,.12); color: #CFE3E0; }
.ulist { max-height: 320px; overflow: auto; border: 1px solid var(--line); border-radius: 8px; margin: 10px 0 14px; }
.ulist button { display: block; width: 100%; text-align: left; padding: 9px 12px; background: #fff; border: 0; border-bottom: 1px solid var(--line); cursor: pointer; font: inherit; }
.ulist button:hover { background: #F4FAF9; }
.ulist button:last-child { border-bottom: 0; }
.matrix th, .matrix td { text-align: center; }
.matrix th:first-child, .matrix td:first-child { text-align: left; }
.tbl select { width: auto; padding: 5px 8px; }
code { background: #EEF2F3; padding: 2px 6px; border-radius: 5px; font-size: 12px; word-break: break-all; }
a.kpi { text-decoration: none; color: inherit; display: block; }
a.kpi:hover { border-color: var(--accent); }
.noaccess { max-width: 520px; margin: 60px auto; text-align: center; }

@media (max-width: 860px) {
  .subnav { display: none; }
  .tabs { display: flex; }
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; padding: 12px 16px; gap: 10px; }
  .sidebar nav { flex-direction: row; flex-wrap: wrap; }
  .sidebar .user { margin: 0; flex-direction: row; gap: 10px; }
  main { padding: 16px; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .grid, .grid.g4 { grid-template-columns: 1fr; }
  .grid .span2 { grid-column: auto; }
  .search { width: 100%; }
}