:root{--primary:#4ecdc4;--primary-dark:#3ba89f;--accent:#ff6b6b;--bg:#f5f7fa;--card:#fff;--text:#2c3e50;--text-light:#7f8c8d;--border:#e1e8ed;--success:#27ae60;--warning:#f39c12;--danger:#e74c3c;--radius:8px;--shadow:0 2px 8px rgba(0,0,0,.08)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--text);color:#fff;padding:20px 0;position:fixed;height:100vh;overflow-y:auto}.sidebar-logo{display:flex;align-items:center;gap:12px;padding:0 20px 20px;border-bottom:1px solid hsla(0,0%,100%,.1);margin-bottom:20px}.sidebar-logo img{width:40px;height:40px;border-radius:8px}.sidebar-logo span{font-size:14px;font-weight:600}.nav-item{display:flex;align-items:center;gap:10px;padding:12px 20px;color:hsla(0,0%,100%,.7);text-decoration:none;font-size:14px;transition:all .2s;cursor:pointer;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:hsla(0,0%,100%,.1);color:#fff}.nav-item.active{background:var(--primary);color:#fff;border-radius:0}.nav-icon{font-size:18px;width:24px;text-align:center}.main-content{flex:1 1;margin-left:260px;padding:30px;max-width:calc(100vw - 260px)}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.page-header h1{font-size:24px;color:var(--text)}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:20px}.card-header{font-size:16px;font-weight:600;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--primary);color:var(--text)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;border:none;transition:all .2s;text-decoration:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#219a52}.btn-warning{background:var(--warning);color:#fff}.btn-warning:hover{background:#e08e0b}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#c0392b}.btn-outline{background:transparent;color:var(--primary);border:1px solid var(--primary)}.btn-outline:hover{background:var(--primary);color:#fff}.btn-sm{padding:4px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-light);margin-bottom:4px}.form-input,.form-select{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;transition:border .2s}.form-input:focus,.form-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(78,205,196,.15)}.form-row{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;grid-gap:16px;gap:16px}table{width:100%;border-collapse:collapse}th{text-align:left;background:var(--bg);font-size:12px;font-weight:600;color:var(--text-light);text-transform:uppercase;letter-spacing:.5px}td,th{padding:10px 12px}td{border-bottom:1px solid var(--border);font-size:14px}tr:hover{background:rgba(78,205,196,.05)}.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:12px;font-weight:500}.badge-entwurf{background:#eee;color:#666}.badge-versendet{background:#e3f2fd;color:#1565c0}.badge-angenommen{background:#e8f5e9;color:#2e7d32}.badge-abgelehnt{background:#fce4ec;color:#c62828}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:16px;gap:16px;margin-bottom:24px}.stat-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;text-align:center}.stat-value{font-size:28px;font-weight:700;color:var(--primary)}.stat-label{font-size:13px;color:var(--text-light);margin-top:4px}.login-page{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,var(--primary) 0,var(--text) 100%)}.login-card{background:#fff;padding:40px;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.15);width:360px;text-align:center}.login-card img{width:80px;height:80px;margin-bottom:16px}.login-card h1{font-size:20px;margin-bottom:24px}.login-error{color:var(--danger);font-size:13px;margin-top:8px}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;justify-content:center;align-items:center;z-index:1000}.modal{background:#fff;border-radius:12px;padding:24px;width:500px;max-width:90vw;max-height:90vh;overflow-y:auto}.modal-header{font-size:18px;font-weight:600;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--primary)}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}@media (max-width:768px){.sidebar{display:none}.main-content{margin-left:0}.stats-grid{grid-template-columns:repeat(2,1fr)}.form-row{grid-template-columns:1fr}}.text-right{text-align:right}.text-center{text-align:center}.font-bold{font-weight:600}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mb-2{margin-bottom:8px}.mb-4{margin-bottom:16px}.gap-2{gap:8px}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}