:root{--bg: #0f172a;--bg-soft: #111827;--card: #1e293b;--border: #334155;--text: #e2e8f0;--muted: #94a3b8;--primary: #22c55e;--primary-dark: #16a34a;--danger: #ef4444;--warning: #f59e0b}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,system-ui,sans-serif;background:linear-gradient(180deg,#0b1220,#111827);color:var(--text)}a{color:#86efac;text-decoration:none}a:hover{text-decoration:underline}.layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{background:#0f172af2;border-right:1px solid var(--border);padding:24px 16px;display:flex;flex-direction:column;gap:24px}.brand{display:flex;gap:12px;align-items:center}.brand-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-weight:700;background:linear-gradient(135deg,#22c55e,#059669);color:#052e16}.brand small{display:block;color:var(--muted)}.sidebar nav{display:flex;flex-direction:column;gap:8px}.sidebar nav a{padding:10px 12px;border-radius:10px;color:var(--text);text-decoration:none;border:1px solid transparent}.sidebar nav a.active,.sidebar nav a:hover{background:#22c55e1f;border-color:#22c55e40}.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:8px;color:var(--muted)}.sidebar-footer button{background:transparent;border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px;cursor:pointer}.content{padding:24px}.page-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px}.page-header h1{margin:0 0 4px;font-size:1.8rem}.page-header p{margin:0;color:var(--muted)}.header-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.file-btn{cursor:pointer;display:inline-flex;align-items:center}.tabs{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.tabs button{background:transparent;border:1px solid var(--border);color:var(--text);border-radius:999px;padding:8px 14px;cursor:pointer}.tabs button.active{background:#22c55e26;border-color:#22c55e59}.form-inline{display:flex;gap:12px;align-items:end;flex-wrap:wrap}.form-inline input,.form-inline select{min-width:220px}.perm-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px}.perm-item{display:flex;gap:8px;align-items:center;font-size:.9rem;color:var(--text)}.card{background:#1e293bd9;border:1px solid var(--border);border-radius:16px;padding:20px;margin-bottom:20px;backdrop-filter:blur(8px)}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:20px}.stat-card span{display:block;color:var(--muted);margin-bottom:8px;font-size:.9rem}.stat-card strong{font-size:1.3rem}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px}table{width:100%;border-collapse:collapse}th,td{padding:10px 8px;border-bottom:1px solid rgba(148,163,184,.15);text-align:left}th{color:var(--muted);font-size:.85rem}label{display:block;margin-bottom:6px;color:var(--muted);font-size:.9rem}input,select,textarea{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:#0f172a;color:var(--text)}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.form-grid .full{grid-column:1/-1}.actions,.actions-cell{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.actions-cell{min-width:110px;white-space:nowrap}.card table{display:block;overflow-x:auto}.btn-sm{padding:6px 12px;font-size:.85rem}.btn-primary,.btn-secondary,.btn-link{border:none;border-radius:10px;padding:10px 16px;cursor:pointer;font-weight:600}.btn-primary{background:var(--primary);color:#052e16}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;background:transparent;color:var(--text);border:1px solid var(--border)}.btn-link{background:transparent;color:#86efac;padding:0}.muted-action{color:var(--muted)}.positive{color:#4ade80}.negative{color:#f87171}.badge{display:inline-block;padding:4px 8px;border-radius:999px;font-size:.75rem;font-weight:700}.badge-green{background:#22c55e26;color:#86efac}.badge-red{background:#ef444426;color:#fca5a5}.badge-pending{background:#f59e0b26;color:#fcd34d}.badge-refund,.badge-cancel{background:#94a3b826;color:#cbd5e1}.selection-card{border:1px dashed var(--border);border-radius:12px;padding:16px;margin-bottom:12px}.summary-box{display:flex;gap:24px;margin:16px 0;padding:16px;background:#0f172a99;border-radius:12px}.summary-box span{display:block;color:var(--muted);margin-bottom:4px}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%)}.login-card h1{margin-top:0}.login-card button{width:100%;margin-top:8px}.alert{padding:10px 12px;border-radius:10px;margin-bottom:12px}.alert-error{background:#ef444426;color:#fecaca}@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{position:sticky;top:0;z-index:10}}