:root{--bg:#f6f7fb;--card:#fff;--text:#172033;--muted:#647084;--line:#dfe4ee;--primary:#193b68;--primary2:#285a9b;--accent:#e9f1ff;--danger:#b42318;--green:#0a7a3a;--orange:#b45309}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text);line-height:1.6}
.topbar{height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 32px;position:sticky;top:0;z-index:10}
.brand{font-weight:800;font-size:19px;color:var(--primary);text-decoration:none;letter-spacing:-.01em}
nav{display:flex;gap:16px;align-items:center}
nav a{color:var(--text);text-decoration:none;font-weight:600;font-size:14px}
nav a:hover{color:var(--primary)}
main{max-width:1200px;margin:0 auto;padding:36px 24px}
.hero{display:grid;grid-template-columns:1.3fr .8fr;gap:32px;align-items:center;padding:42px 0}
.hero h1{font-size:46px;line-height:1.08;margin:12px 0}
.lead{font-size:19px;color:var(--muted);max-width:760px}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--primary2);font-size:11px;font-weight:800;margin-bottom:4px}
/* Buttons */
.button{background:var(--primary);color:#fff!important;text-decoration:none;border:0;border-radius:10px;padding:11px 18px;font-weight:800;font-size:14px;display:inline-block;cursor:pointer;transition:opacity .15s}
.button:hover{opacity:.88}
.button.secondary{background:var(--accent);color:var(--primary)!important}
.button.small{padding:7px 12px;font-size:13px}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.actions.mb{margin-bottom:14px}
.actions.mt{margin-top:14px}
.link-small{font-size:13px;color:var(--primary2);text-decoration:none;cursor:pointer;background:none;border:none;font-weight:600}
.link-small:hover{text-decoration:underline}
.link-small.danger{color:var(--danger)}
/* Cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 6px 20px rgba(23,32,51,.05);margin-bottom:16px}
.highlight{background:linear-gradient(180deg,#fff,#eef5ff)}
/* Grids */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.section{padding:24px 0}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.narrow{max-width:820px;margin:0 auto}
/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.price .amount{font-size:24px;font-weight:900;color:var(--primary)}
.featured{border:2px solid var(--primary2)}
/* Forms */
.form{display:grid;gap:14px}
.form label{display:grid;gap:5px;font-weight:700;font-size:14px}
.form input,.form textarea,.form select,.search input{border:1px solid var(--line);border-radius:10px;padding:11px 13px;font:inherit;background:#fff;transition:border-color .15s}
.form input:focus,.form textarea:focus,.form select:focus,.search input:focus{outline:none;border-color:var(--primary2)}
.form.compact{gap:10px}
.form.inline{grid-template-columns:1.4fr 1fr 1fr 1fr 1fr auto;align-items:end;margin-bottom:18px}
.gridform{grid-template-columns:repeat(2,1fr)}
.gridform button{grid-column:1/-1}
/* Alerts */
.notice{background:#e8fff1;border:1px solid #a7e8be;padding:14px 18px;border-radius:12px;margin-bottom:16px;color:var(--green)}
.error{background:#fff0f0;color:var(--danger);border:1px solid #ffc9c9;padding:14px 18px;border-radius:12px;margin-bottom:16px}
.muted{color:var(--muted)}
.small{font-size:13px}
/* Portal */
.portal-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin-bottom:24px;flex-wrap:wrap}
/* Stats */
.stats-row{display:flex;gap:16px;margin-bottom:28px;flex-wrap:wrap}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 26px;display:flex;flex-direction:column;align-items:center;min-width:120px}
.stat-num{font-size:32px;font-weight:900;color:var(--primary);line-height:1}
.stat-label{font-size:12px;color:var(--muted);font-weight:700;margin-top:4px;text-transform:uppercase;letter-spacing:.06em}
/* Table */
.tablewrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:24px}
table{border-collapse:collapse;width:100%;min-width:640px}
th,td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}
th{background:#f4f6fb;font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
tr:last-child td{border-bottom:0}
tr:hover td{background:#fafbff}
/* Badge */
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:700}
.badge-kritisch,.badge-hoch{background:#fff0f0;color:var(--danger)}
.badge-mittel{background:#fff7e0;color:var(--orange)}
.badge-niedrig{background:#e8fff1;color:var(--green)}
.badge-offen{background:#fff7e0;color:var(--orange)}
.badge-in_bearbeitung{background:#e9f1ff;color:var(--primary2)}
.badge-behoben{background:#e8fff1;color:var(--green)}
.badge-archiviert{background:#f0f0f0;color:var(--muted)}
/* Count bubble */
.count{display:inline-block;background:var(--accent);color:var(--primary);border-radius:20px;padding:1px 8px;font-size:13px;font-weight:800;margin-left:6px}
/* Search */
.search{display:flex;gap:12px;margin-bottom:24px}
.search input{flex:1}
.results{display:grid;gap:14px}
/* QR */
.qr-box{max-width:160px;margin:10px 0;background:#fff;padding:8px;border-radius:10px;border:1px solid var(--line)}
.qr-box svg{width:100%;height:auto}
.code-small{font-size:11px;word-break:break-all;color:var(--muted)}
/* AI box */
.ai-box{background:#f0f6ff;border:1px solid #c0d8f8;border-radius:12px;padding:14px 16px;margin-top:12px}
.ai-box .eyebrow{margin-bottom:6px}
/* Resolution head */
.resolution-head{display:flex;justify-content:space-between;gap:16px;margin-bottom:10px;flex-wrap:wrap}
/* Pre */
pre{white-space:pre-wrap;font-size:13px;background:#f8fafc;padding:12px;border-radius:12px}
/* Footer */
footer{max-width:1200px;margin:0 auto;padding:28px 24px;color:var(--muted);font-size:12px;border-top:1px solid var(--line)}
/* Responsive */
@media(max-width:900px){
  .hero,.grid3,.grid2,.pricing,.gridform,.stats-row{grid-template-columns:1fr}
  .hero h1{font-size:32px}
  .topbar{height:auto;padding:14px 20px;align-items:flex-start;gap:10px;flex-direction:column}
  .form.inline{grid-template-columns:1fr}
  .portal-head{flex-direction:column;align-items:flex-start}
  .section-head{flex-direction:column;align-items:flex-start}
}

/* ── Chat ──────────────────────────────────────────────────────────── */
.chat-window{display:flex;flex-direction:column;gap:0;background:#f8fafc;border:1px solid var(--line);border-radius:18px;padding:20px;min-height:300px;max-height:620px;overflow-y:auto;margin-bottom:14px}
.chat-empty{text-align:center;padding:40px 20px;color:var(--muted)}
.chat-msg{display:flex;flex-direction:column;max-width:82%}
.chat-user{align-self:flex-end;align-items:flex-end}
.chat-assistant{align-self:flex-start;align-items:flex-start}
.chat-bubble{padding:14px 18px;border-radius:16px;font-size:14px;line-height:1.6}
.chat-user .chat-bubble{background:var(--primary);color:#fff;border-bottom-right-radius:4px}
.chat-assistant .chat-bubble{background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px}
.chat-text{white-space:pre-wrap}
.chat-sources{border-top:1px solid var(--line);padding-top:8px;margin-top:8px}
.source-badge{display:inline-block;background:var(--accent);color:var(--primary);border-radius:20px;padding:2px 10px;font-size:11px;font-weight:700;margin:2px 4px 2px 0}
.chat-form{display:flex;gap:12px;align-items:flex-end}
.chat-form textarea{flex:1;border:1px solid var(--line);border-radius:14px;padding:12px 14px;font:inherit;resize:vertical}
.chat-form textarea:focus{outline:none;border-color:var(--primary2)}

/* ── Knowledge badges ──────────────────────────────────────────────── */
.highlight-warn{border-color:#f59e0b!important;background:#fffbeb}
.checkbox-label{display:flex;align-items:center;gap:10px;font-weight:600;font-size:14px;cursor:pointer}
.checkbox-label input{width:18px;height:18px;cursor:pointer}

/* ── Sprachumschalter ──────────────────────────────────────────────── */
.lang-switch{display:inline-flex;gap:4px;margin-left:8px;border-left:1px solid var(--line);padding-left:12px}
.lang-opt{font-size:12px;font-weight:700;color:var(--muted);text-decoration:none;padding:3px 7px;border-radius:6px}
.lang-opt:hover{background:var(--accent);color:var(--primary)}
.lang-opt.active{background:var(--primary);color:#fff}