.admin-container{color:#f8fafc;background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 100%);min-height:100vh;padding:4rem 2rem;font-family:system-ui,-apple-system,sans-serif}.admin-header{text-align:center;margin-bottom:3rem}.admin-header h1{background:linear-gradient(90deg,#60a5fa,#c084fc);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:1rem;font-size:2.5rem;font-weight:700}.admin-header p{color:#94a3b8;max-width:600px;margin:0 auto 1.5rem;font-size:1.1rem}.btn-back{color:#94a3b8;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:8px;padding:.5rem 1rem;font-size:.9rem;text-decoration:none;transition:all .2s;display:inline-block}.btn-back:hover{color:#fff;background:#ffffff1a}.admin-panel{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#1e293b80;border:1px solid #ffffff1a;border-radius:24px;max-width:900px;margin:0 auto;padding:2.5rem;box-shadow:0 25px 50px -12px #00000080}.upload-section{border-bottom:1px solid #ffffff1a;margin-bottom:2rem;padding-bottom:2rem}.upload-section h3{color:#e2e8f0;margin-top:0;margin-bottom:1rem}.file-input{color:#94a3b8;cursor:pointer;background:#0f172a99;border:2px dashed #fff3;border-radius:12px;width:100%;padding:1rem;transition:all .2s;display:block}.file-input:hover{background:#0f172acc;border-color:#3b82f6}.preview-section{margin-bottom:2rem}.preview-section h3{color:#e2e8f0;margin-bottom:1rem}.table-container{background:#0f172a66;border-radius:12px;margin-bottom:1.5rem;padding:1rem;overflow-x:auto}.preview-table{border-collapse:collapse;width:100%}.preview-table th{text-align:left;color:#94a3b8;border-bottom:1px solid #ffffff1a;padding:.75rem 1rem;font-weight:500}.preview-table td{color:#cbd5e1;border-bottom:1px solid #ffffff0d;padding:.75rem 1rem}.preview-table td.truncate{white-space:nowrap;text-overflow:ellipsis;max-width:300px;overflow:hidden}.more-rows{text-align:center;color:#64748b;margin-top:1rem;font-size:.9rem}.btn-primary{color:#fff;cursor:pointer;background:linear-gradient(135deg,#3b82f6 0%,#8b5cf6 100%);border:none;border-radius:8px;width:100%;padding:.75rem 1.5rem;font-size:1.1rem;font-weight:600;transition:all .3s}.btn-primary:hover:not(:disabled){opacity:.9;transform:translateY(-2px);box-shadow:0 10px 15px -3px #3b82f64d}.btn-primary:disabled{opacity:.5;cursor:not-allowed;filter:grayscale()}.status-message{text-align:center;border-radius:8px;margin-bottom:2rem;padding:1rem;font-weight:500}.status-message.success{color:#34d399;background:#10b9811a;border:1px solid #10b98133}.status-message.error{color:#f87171;background:#ef44441a;border:1px solid #ef444433}.instructions{background:#3b82f61a;border:1px solid #3b82f633;border-radius:12px;padding:1.5rem}.instructions h4{color:#60a5fa;margin-top:0;margin-bottom:.5rem}.instructions p{color:#cbd5e1;margin:0;font-size:.95rem;line-height:1.5}