*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--istep-purple:#8B21E8;--istep-blue:#2B72E8;--gradient:linear-gradient(135deg,#8B21E8,#2B72E8);--gradient-hover:linear-gradient(135deg,#7a1cd0,#1f60d4);--sidebar-w:260px;--topbar-h:60px;--bg:#f0f2f7;--surface:#ffffff;--surface-2:#f8f8fc;--primary:#8B21E8;--primary-light:rgba(139,33,232,0.08);--danger:#dc2626;--warning:#d97706;--success:#16a34a;--info:#0284c7;--text:#1a1a2e;--text-muted:#6b7280;--border:#e5e7eb;--shadow-sm:0 1px 4px rgba(0,0,0,0.06);--shadow:0 2px 12px rgba(0,0,0,0.07);--shadow-md:0 4px 24px rgba(0,0,0,0.10);--radius:8px;--radius-lg:12px}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.55;font-size:.95rem}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.card{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:1.5rem}.card-header-bar{margin:-1.5rem -1.5rem 1.25rem;padding:1rem 1.5rem;border-bottom:1px solid var(--border);font-weight:700;font-size:.9rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;display:flex;align-items:center;justify-content:space-between;background:var(--surface-2);border-radius:var(--radius-lg) var(--radius-lg) 0 0}.stat-card{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:1.25rem 1.5rem 1.25rem 1.75rem;border-left:4px solid var(--primary);position:relative;overflow:hidden}.stat-card-purple{border-left-color:#8B21E8}.stat-card-blue{border-left-color:#2B72E8}.stat-card-green{border-left-color:#16a34a}.stat-card-orange{border-left-color:#d97706}.stat-card-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted);font-weight:700;margin-bottom:.5rem}.stat-card-value{font-size:2.1rem;font-weight:800;line-height:1;color:var(--text)}.stat-card-sub{font-size:.8rem;color:var(--text-muted);margin-top:.35rem}.stat-card-icon{position:absolute;right:1.25rem;top:50%;transform:translateY(-50%);font-size:2.4rem;opacity:.12;pointer-events:none}.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem 1.2rem;border-radius:var(--radius);border:none;cursor:pointer;font-size:.875rem;font-weight:600;transition:all .15s;text-decoration:none;letter-spacing:.01em;white-space:nowrap}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 2px 8px rgba(139,33,232,.28)}.btn-primary:hover:not(:disabled){background:var(--gradient-hover);box-shadow:0 4px 14px rgba(139,33,232,.38);text-decoration:none}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b91c1c;text-decoration:none}.btn-ghost{background:transparent;border:1.5px solid var(--border);color:var(--text-muted)}.btn-ghost:hover:not(:disabled){background:var(--bg);color:var(--text);text-decoration:none}.btn-sm{padding:.3rem .8rem;font-size:.8rem}.badge{display:inline-flex;align-items:center;padding:.22rem .65rem;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase}.badge-success{background:#dcfce7;color:#15803d}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.badge-neutral{background:#f1f5f9;color:var(--text-muted)}table{width:100%;border-collapse:collapse}thead{background:var(--surface-2)}td,th{padding:.8rem 1.1rem;text-align:left}th{font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);border-bottom:2px solid var(--border)}td{border-bottom:1px solid var(--border);font-size:.88rem}tr:last-child td{border-bottom:none}tbody tr{transition:background .1s}tbody tr:hover td{background:#faf7ff}.form-group{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}label{font-weight:600;font-size:.78rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}input,select{padding:.55rem .9rem;border:1.5px solid var(--border);border-radius:var(--radius);font-size:.9rem;width:100%;background:#fff;color:var(--text);transition:border-color .15s,box-shadow .15s}input:hover:not(:focus),select:hover:not(:focus){border-color:#c4b5d4}input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(139,33,232,.1)}.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:1.75rem}.page-title{font-size:1.35rem;font-weight:800;color:var(--text);letter-spacing:-.02em}.alert{padding:.85rem 1.1rem;border-radius:var(--radius);margin-bottom:1rem;font-size:.88rem;display:flex;align-items:flex-start;gap:.5rem;border-left:4px solid transparent}.alert-warning{background:#fffbeb;border-left-color:#f59e0b;color:#78350f}.alert-danger{background:#fef2f2;border-left-color:#ef4444;color:#7f1d1d}.alert-success{background:#f0fdf4;border-left-color:#22c55e;color:#14532d}.alert-info{background:#f0f9ff;border-left-color:#38bdf8;color:#0c4a6e}code{background:var(--surface-2);border:1px solid var(--border);border-radius:4px;padding:.1em .4em;font-family:Cascadia Code,Fira Code,Consolas,monospace;font-size:.84em;color:var(--primary)}