*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --k:#111;--w:#fff;--accent:var(--k);
  --g50:#fafafa;--g100:#f4f4f4;--g150:#efefef;--g200:#e5e5e5;--g300:#ccc;--g400:#999;--g500:#777;--g600:#444;
  --r:4px;
  --shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);
  --sp-1:8px;--sp-2:16px;--sp-3:24px;
}
html{font-size:14px}
html,body{overflow-x:hidden}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;line-height:1.5;color:var(--k);background:var(--g50);min-height:100vh;}
a{color:inherit;text-decoration:none}

.sidebar{position:fixed;top:0;left:0;bottom:0;width:220px;z-index:150;background:var(--w);border-right:1px solid var(--g200);display:flex;flex-direction:column;}
.sidebar-head{display:flex;align-items:center;height:56px;padding:0 20px;flex-shrink:0;border-bottom:1px solid var(--g100)}
.sidebar-brand{font-size:15px;font-weight:700;letter-spacing:.02em;}
.sidebar-nav{padding:10px;display:flex;flex-direction:column;gap:1px;flex:1;min-height:0;overflow-y:auto}
.sidebar-link{display:flex;align-items:center;gap:10px;height:34px;padding:0 12px;border-radius:var(--r);font-size:13px;font-weight:600;color:var(--g600);white-space:nowrap;transition:background .12s,color .12s;}
.sidebar-link:hover{background:var(--g50);color:var(--k)}
.sidebar-link.active{background:var(--accent);color:var(--w)}
.sidebar-footer{margin-top:auto;padding:10px;border-top:1px solid var(--g100);display:flex;flex-direction:column;gap:6px;flex-shrink:0}
.sidebar-user{display:flex;align-items:flex-start;gap:10px;padding:4px 4px}
.sidebar-avatar{width:32px;height:32px;border-radius:50%;background:var(--g100);border:1px solid var(--g200);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--g600);flex-shrink:0;}
.sidebar-user-info{min-width:0;display:flex;flex-direction:column;gap:1px;padding-top:1px}
.sidebar-user-name{font-size:12.5px;font-weight:600;color:var(--k);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-user-link{font-size:11px;color:var(--g400);transition:color .12s;cursor:pointer;}
.sidebar-user-link:hover{color:var(--k)}

.page{padding:24px 28px;max-width:1400px;margin-left:220px}
.page h1{font-size:20px;font-weight:700;margin-bottom:4px}
.page-sub{font-size:13px;color:var(--g500);margin-bottom:var(--sp-3)}

.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-2);margin-bottom:var(--sp-3)}
.stat-card{background:var(--w);border:1px solid var(--g200);border-radius:8px;padding:14px 16px;}
.stat-card .label{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--g500);margin-bottom:6px;}
.stat-card .value{font-size:22px;font-weight:700;}

.lead-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--sp-2);}
.lead-card{background:var(--w);border:1px solid var(--g200);border-radius:10px;padding:16px 18px;display:block;transition:box-shadow .15s,border-color .15s;}
.lead-card:hover{box-shadow:var(--shadow);border-color:var(--g300);}
.lead-card .top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:8px;}
.lead-card .typ-badge{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;background:var(--g100);color:var(--g600);border-radius:999px;padding:3px 9px;flex-shrink:0;}
.lead-card .status-badge{font-size:10.5px;font-weight:700;border-radius:999px;padding:3px 9px;flex-shrink:0;}
.status-neu{background:#e8f0ff;color:#1a56db}
.status-in_pruefung{background:#fff4d6;color:#8a6100}
.status-angebot{background:#e3f9e5;color:#137a2b}
.status-abgelehnt{background:#fde8e8;color:#c81e1e}
.lead-card .address{font-size:14.5px;font-weight:700;margin-bottom:4px;}
.lead-card .meta{font-size:12.5px;color:var(--g500);display:flex;gap:10px;flex-wrap:wrap;}
.lead-card .rendite{margin-top:10px;font-size:13px;font-weight:600;color:#137a2b;}
.lead-card .rendite.none{color:var(--g400);font-weight:400;}
.empty-state{padding:60px 20px;text-align:center;color:var(--g500);}

.detail-nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--sp-2);}
.detail-nav a, .detail-nav span{font-size:13px;color:var(--g500);}
.detail-nav a:hover{color:var(--k)}
.detail-grid{display:grid;grid-template-columns:2fr 1fr;gap:var(--sp-3);align-items:start;}
.box{background:var(--w);border:1px solid var(--g200);border-radius:10px;padding:20px 22px;margin-bottom:var(--sp-2);}
.box h3{font-size:13px;text-transform:uppercase;letter-spacing:.03em;color:var(--g500);margin-bottom:14px;}
.kv-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px;}
.kv-grid .k{font-size:11.5px;color:var(--g500);margin-bottom:2px;}
.kv-grid .v{font-size:14px;font-weight:600;}
.rendite-hero{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:16px;}
.rendite-hero .cell{background:var(--g50);border-radius:8px;padding:12px 14px;text-align:center;}
.rendite-hero .cell .num{font-size:20px;font-weight:700;}
.rendite-hero .cell .lbl{font-size:10.5px;color:var(--g500);text-transform:uppercase;letter-spacing:.03em;margin-top:4px;}
.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;}
.media-item img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:6px;border:1px solid var(--g200);}
.media-item.file{display:flex;flex-direction:column;align-items:center;justify-content:center;aspect-ratio:1;border:1px solid var(--g200);border-radius:6px;font-size:11px;text-align:center;padding:8px;gap:4px;background:var(--g50);}
select.status-select{width:100%;padding:8px 10px;border:1px solid var(--g300);border-radius:6px;font-size:13px;margin-bottom:10px;}
textarea.notiz-box{width:100%;padding:8px 10px;border:1px solid var(--g300);border-radius:6px;font-size:13px;font-family:inherit;resize:vertical;margin-bottom:10px;}
.save-btn{background:var(--k);color:var(--w);border:none;border-radius:6px;padding:9px 18px;font-size:13px;font-weight:600;cursor:pointer;}
.save-btn:hover{opacity:.85}
.map-frame{width:100%;height:220px;border:1px solid var(--g200);border-radius:8px;}

.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--g50);}
.login-box{background:var(--w);border:1px solid var(--g200);border-radius:12px;padding:40px 36px;width:340px;box-shadow:var(--shadow);}
.login-box h1{font-size:17px;margin-bottom:20px;}
.login-box input{width:100%;padding:10px 12px;border:1px solid var(--g300);border-radius:6px;margin-bottom:12px;font-size:14px;}
.login-box button{width:100%;background:var(--k);color:var(--w);border:none;border-radius:6px;padding:11px;font-size:14px;font-weight:600;cursor:pointer;margin-top:4px;}
.login-err{color:#c81e1e;font-size:12.5px;margin-bottom:10px;}

@media(max-width:900px){
  .sidebar{width:64px}
  .sidebar-brand,.sidebar-user-info{display:none}
  .page{margin-left:64px;padding:16px}
  .detail-grid{grid-template-columns:1fr}
  .rendite-hero{grid-template-columns:1fr 1fr}
}