*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--c-accent:#6c63ff;--c-accent-hover:#574fd6;--c-bg:#0d0d1a;--c-surface:#161625;--c-surface-2:#1e1e32;--c-border:#2a2a42;--c-text:#e8e8f0;--c-text-muted:#6a6a8a;--c-danger:#ef4444;--c-success:#22c55e;--radius:8px;--radius-lg:14px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--shadow-md:0 4px 20px rgba(0,0,0,.4);--shadow-lg:0 8px 32px rgba(0,0,0,.5)}body{font-family:var(--font);background:var(--c-bg);color:var(--c-text);min-height:100vh;font-size:14px;line-height:1.5}a{color:var(--c-accent);text-decoration:none}a:hover{text-decoration:underline}input,select,textarea{background:var(--c-surface-2);border:1px solid var(--c-border);border-radius:var(--radius);color:var(--c-text);padding:8px 12px;font-size:14px;font-family:var(--font);outline:none;width:100%;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--c-accent)}.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border-radius:var(--radius);border:none;font-size:14px;font-family:var(--font);font-weight:500;cursor:pointer;transition:background .15s,opacity .15s}.btn:disabled,button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--c-accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--c-accent-hover)}.btn-secondary{background:var(--c-surface-2);color:var(--c-text);border:1px solid var(--c-border)}.btn-secondary:hover:not(:disabled){background:var(--c-border)}.card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);padding:20px}.label{display:block;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--c-text-muted);margin-bottom:6px}.alert,.form-group{margin-bottom:16px}.alert{padding:10px 14px;border-radius:var(--radius);font-size:13px}.alert-error{background:rgba(224,82,82,.15);border:1px solid var(--c-danger);color:var(--c-danger)}.alert-success{background:rgba(82,201,122,.15);border:1px solid var(--c-success);color:var(--c-success)}.app-shell{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--c-surface);border-right:1px solid var(--c-border);display:flex;flex-direction:column;padding:20px 12px;flex-shrink:0}.sidebar-logo{font-size:15px;font-weight:700;color:var(--c-accent);padding:0 8px 20px;border-bottom:1px solid var(--c-border);margin-bottom:12px}.sidebar-nav{display:flex;flex-direction:column;gap:2px;flex:1 1}.nav-link{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--radius);color:var(--c-text-muted);font-size:13px;font-weight:500;transition:all .15s;cursor:pointer;text-decoration:none}.nav-link:hover{background:var(--c-surface-2);color:var(--c-text);text-decoration:none}.nav-link.active{background:rgba(108,99,255,.15);color:var(--c-accent)}.main-content{flex:1 1;overflow:auto;padding:28px}.page-title{font-size:20px;font-weight:700;margin-bottom:20px}.spinner{width:20px;height:20px;border:2px solid var(--c-border);border-top-color:var(--c-accent);border-radius:50%;animation:spin .7s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(1turn)}}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;color:var(--c-text-muted);font-size:11px;text-transform:uppercase;letter-spacing:.05em}td,th{padding:8px 12px;border-bottom:1px solid var(--c-border)}tr:last-child td{border-bottom:none}