.app{background:var(--gray-100);min-height:100vh;font-family:Nunito,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.header{background:white;border-bottom:1px solid var(--gray-200);padding:24px 0;margin-bottom:32px}.header h1{margin-bottom:4px}.header p{margin:0}.tabs{display:flex;gap:8px;border-bottom:1px solid var(--gray-300);margin-bottom:24px}.tab{padding:12px 16px;background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;color:var(--gray-700);font-weight:500;font-size:14px;transition:all .2s;display:flex;align-items:center;gap:8px}.tab:hover{color:var(--primary)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.tab-content{animation:fadeIn .2s}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.stat-card{background:white;border-radius:8px;padding:20px;border:1px solid var(--gray-200)}.stat-label{font-size:13px;color:var(--gray-500);font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.stat-value{font-size:28px;font-weight:700;color:var(--gray-900)}.stat-subtext{font-size:13px;color:var(--gray-600);margin-top:8px}.form-group{margin-bottom:20px}.form-group:last-child{margin-bottom:0}.code-block{background:var(--gray-900);color:#0f0;font-family:Monaco,Courier New,monospace;padding:16px;border-radius:6px;font-size:13px;overflow-x:auto;line-height:1.4;margin:12px 0}.copy-button{margin-top:8px;width:100%}.tier-selector{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin:20px 0}.tier-option{border:2px solid var(--gray-300);border-radius:8px;padding:16px;cursor:pointer;text-align:center;transition:all .2s}.tier-option:hover{border-color:var(--primary);background:rgba(37,99,235,.05)}.tier-option.selected{border-color:var(--primary);background:rgba(37,99,235,.1)}.tier-option h3{margin:0 0 8px;color:var(--gray-900)}.tier-option p{margin:0;font-size:12px;color:var(--gray-500)}.alert{padding:16px;border-radius:6px;margin-bottom:16px;display:flex;gap:12px;align-items:flex-start}.alert-info{background:#dbeafe;border-left:4px solid var(--primary);color:#1e40af}.alert-warning{background:#fed7aa;border-left:4px solid var(--warning);color:#92400e}.alert-error{background:#fee2e2;border-left:4px solid var(--danger);color:#991b1b}.alert-success{background:#d1fae5;border-left:4px solid var(--success);color:#065f46}:root{--primary: #2563eb;--primary-dark: #1e40af;--success: #16a34a;--danger: #dc2626;--warning: #ea580c;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-500: #6b7280;--gray-700: #374151;--gray-900: #111827}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--gray-900);background:var(--gray-100);line-height:1.5}button{font-family:inherit;cursor:pointer;border:none;border-radius:6px;padding:10px 16px;font-size:14px;font-weight:500;transition:all .2s}button.primary{background:var(--primary);color:#fff}button.primary:hover{background:var(--primary-dark)}button.secondary{background:var(--gray-200);color:var(--gray-900)}button.secondary:hover{background:var(--gray-300)}button:disabled{opacity:.5;cursor:not-allowed}input,select{font-family:inherit;border:1px solid var(--gray-300);border-radius:6px;padding:10px 12px;font-size:14px;width:100%}input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.container{max-width:1200px;margin:0 auto;padding:20px}.card{background:white;border-radius:8px;padding:24px;box-shadow:0 1px 3px #0000001a}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(400px,1fr))}.flex{display:flex;gap:16px}.flex-between{display:flex;justify-content:space-between;align-items:center}.flex-col{display:flex;flex-direction:column;gap:8px}.label{font-weight:500;font-size:14px;color:var(--gray-700);margin-bottom:8px;display:block}.error{color:var(--danger);font-size:14px;margin-top:8px}.success{color:var(--success);font-size:14px;margin-top:8px}.badge{display:inline-block;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:600}.badge-success{background:#d1fae5;color:#065f46}.badge-warning{background:#fed7aa;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.progress-bar{width:100%;height:8px;background:var(--gray-200);border-radius:4px;overflow:hidden;margin-top:8px}.progress-fill{height:100%;background:var(--primary);transition:width .3s}h1{font-size:28px;margin-bottom:8px}h2{font-size:20px;margin-bottom:16px;color:var(--gray-900)}h3{font-size:16px;margin-bottom:12px}p{color:var(--gray-700);margin-bottom:12px}.text-sm{font-size:13px}.text-muted{color:var(--gray-500)}.mt-20{margin-top:20px}