*{box-sizing:border-box;margin:0;padding:0}
body{font-family:system-ui,sans-serif;background:#0f172a;color:#e2e8f0;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem}
.wtr-install{width:100%;max-width:680px}
.wtr-install-header{text-align:center;margin-bottom:2rem}
.wtr-install-header h1{font-size:1.75rem;font-weight:800}
.wtr-install-header h1 span{color:#3b82f6}
.wtr-install-header p{color:#64748b;margin-top:.5rem}
.wtr-steps{display:flex;gap:.25rem;margin-bottom:2rem}
.wtr-step{flex:1;height:4px;border-radius:2px;background:#1e293b}
.wtr-step.done{background:#10b981}
.wtr-step.active{background:#3b82f6}
.wtr-card{background:#1e293b;border:1px solid #334155;border-radius:1rem;padding:2rem}
.wtr-card h2{font-size:1.125rem;font-weight:700;margin-bottom:1.5rem;padding-bottom:.75rem;border-bottom:1px solid #334155}
.wtr-form-group{margin-bottom:1.25rem}
.wtr-form-group label{display:block;font-size:.8125rem;font-weight:600;color:#94a3b8;margin-bottom:.375rem}
.wtr-input{width:100%;background:#0f172a;border:1px solid #334155;border-radius:.5rem;padding:.625rem .875rem;color:#e2e8f0;font-size:.875rem}
.wtr-input:focus{outline:none;border-color:#3b82f6}
.wtr-select{width:100%;background:#0f172a;border:1px solid #334155;border-radius:.5rem;padding:.625rem .875rem;color:#e2e8f0;font-size:.875rem}
.wtr-two-col{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.wtr-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.5rem;border-radius:.5rem;font-size:.9375rem;font-weight:700;border:none;cursor:pointer;text-decoration:none;transition:background .15s;width:100%;margin-top:.75rem}
.wtr-btn-primary{background:#3b82f6;color:#fff}
.wtr-btn-primary:hover{background:#2563eb}
.wtr-btn-success{background:#10b981;color:#fff}
.wtr-alert{padding:.75rem 1rem;border-radius:.5rem;font-size:.875rem;margin-bottom:1.25rem}
.wtr-alert-error{background:#7f1d1d;border:1px solid #ef4444;color:#fee2e2}
.wtr-alert-success{background:#064e3b;border:1px solid #10b981;color:#d1fae5}
.wtr-req-item{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0;border-bottom:1px solid #334155;font-size:.875rem}
.wtr-req-item:last-child{border-bottom:none}
.wtr-ok{color:#10b981;font-weight:700}
.wtr-fail{color:#ef4444;font-weight:700}
.wtr-warn{color:#f59e0b;font-weight:700}
.wtr-progress-log{background:#0f172a;border:1px solid #334155;border-radius:.5rem;padding:1rem;font-family:monospace;font-size:.8125rem;line-height:1.8;max-height:280px;overflow-y:auto;margin-bottom:1rem}
.wtr-progress-log .ok{color:#10b981}
.wtr-progress-log .err{color:#ef4444}
.wtr-progress-log .info{color:#60a5fa}
.wtr-complete-icon{text-align:center;font-size:3rem;margin-bottom:1rem}
.wtr-hint{font-size:.8125rem;color:#64748b;margin-top:.375rem}