:root{--bg-main: #0b0f19;--bg-surface: #111827;--bg-surface-elevated: #1e293b;--bg-surface-hover: #334155;--border-color: #273549;--border-color-focus: #06b6d4;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-cyan: #06b6d4;--accent-cyan-hover: #0891b2;--accent-blue: #3b82f6;--accent-green: #10b981;--accent-amber: #f59e0b;--accent-rose: #f43f5e;--accent-purple: #8b5cf6}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-main);color:var(--text-primary);min-height:100vh;line-height:1.5}code,pre{font-family:JetBrains Mono,monospace}.app-container{display:flex;min-height:100vh}.sidebar{width:260px;background-color:var(--bg-surface);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex-shrink:0;z-index:20}.sidebar-header{padding:1.5rem 1.25rem;display:flex;align-items:center;gap:.75rem;border-bottom:1px solid var(--border-color)}.brand-icon{width:36px;height:36px;background:linear-gradient(135deg,#06b6d4,#3b82f6);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.1rem;box-shadow:0 0 15px #06b6d466}.brand-title{font-size:1rem;font-weight:700;letter-spacing:-.02em;color:#fff}.brand-subtitle{font-size:.7rem;color:var(--accent-cyan);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.sidebar-nav{padding:1rem .75rem;flex:1;display:flex;flex-direction:column;gap:.25rem}.nav-link{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;color:var(--text-secondary);text-decoration:none;border-radius:8px;font-size:.875rem;font-weight:500;transition:all .2s ease}.nav-link:hover{background-color:var(--bg-surface-elevated);color:var(--text-primary)}.nav-link.active{background:linear-gradient(90deg,#06b6d426,#3b82f60d);color:var(--accent-cyan);border-left:3px solid var(--accent-cyan)}.main-content{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:64px;background-color:var(--bg-surface);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 2rem;position:sticky;top:0;z-index:10}.page-body{padding:2rem;flex:1;max-width:1400px;width:100%;margin:0 auto}.card{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem;box-shadow:0 4px 20px #0003}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem}.card-title{font-size:1.1rem;font-weight:600;color:var(--text-primary)}.badge{display:inline-flex;align-items:center;padding:.2rem .6rem;border-radius:6px;font-size:.75rem;font-weight:600;letter-spacing:.02em}.badge-cyan{background:#06b6d426;color:#22d3ee;border:1px solid rgba(6,182,212,.3)}.badge-blue{background:#3b82f626;color:#60a5fa;border:1px solid rgba(59,130,246,.3)}.badge-green{background:#10b98126;color:#34d399;border:1px solid rgba(16,185,129,.3)}.badge-amber{background:#f59e0b26;color:#fbbf24;border:1px solid rgba(245,158,11,.3)}.badge-rose{background:#f43f5e26;color:#fb7185;border:1px solid rgba(244,63,94,.3)}.badge-purple{background:#8b5cf626;color:#a78bfa;border:1px solid rgba(139,92,246,.3)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.6rem 1.2rem;border-radius:8px;font-size:.875rem;font-weight:500;cursor:pointer;border:1px solid transparent;transition:all .2s ease;text-decoration:none}.btn-primary{background:linear-gradient(135deg,#0891b2,#0284c7);color:#fff;box-shadow:0 2px 10px #0891b24d}.btn-primary:hover{background:linear-gradient(135deg,#06b6d4,#0369a1);box-shadow:0 4px 15px #06b6d480}.btn-secondary{background-color:var(--bg-surface-elevated);border-color:var(--border-color);color:var(--text-primary)}.btn-secondary:hover{background-color:var(--bg-surface-hover);border-color:var(--text-muted)}.btn-danger{background-color:#f43f5e26;border-color:#f43f5e66;color:#fb7185}.btn-danger:hover{background-color:#f43f5e;color:#fff}.btn-sm{padding:.35rem .75rem;font-size:.8rem}.form-group{margin-bottom:1.25rem}.form-label{display:block;font-size:.85rem;font-weight:500;color:var(--text-secondary);margin-bottom:.5rem}.form-input,.form-select,.form-textarea{width:100%;padding:.65rem .9rem;background-color:var(--bg-main);border:1px solid var(--border-color);border-radius:8px;color:var(--text-primary);font-size:.875rem;transition:border-color .2s,box-shadow .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--border-color-focus);box-shadow:0 0 0 3px #06b6d426}.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}@media (max-width: 1024px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr}}@media (max-width: 768px){.app-container{flex-direction:column}.sidebar{width:100%;height:auto;position:static}.grid-2,.grid-4{grid-template-columns:1fr}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#000000bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:50;padding:1.5rem}.modal-content{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:12px;width:100%;max-width:650px;max-height:90vh;overflow-y:auto;box-shadow:0 10px 40px #00000080;animation:modalIn .2s ease-out}@keyframes modalIn{0%{opacity:0;transform:scale(.96) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.dropzone{border:2px dashed var(--border-color);border-radius:10px;padding:1.5rem;text-align:center;cursor:pointer;transition:all .2s;background-color:#ffffff05}.dropzone:hover{border-color:var(--accent-cyan);background-color:#06b6d40a}.table-container{width:100%;overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left}th{background-color:var(--bg-surface-elevated);color:var(--text-secondary);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;padding:.75rem 1rem;border-bottom:1px solid var(--border-color)}td{padding:1rem;border-bottom:1px solid var(--border-color);font-size:.875rem}tr:hover td{background-color:#ffffff05}