:root{--primary: #2563eb;--primary-hover: #1d4ed8;--primary-light: #eff6ff;--text-main: #0f172a;--text-muted: #64748b;--bg-page: #f8fafc;--bg-card: #ffffff;--border: #e2e8f0;--border-focus: #3b82f6;--success: #10b981;--success-bg: #ecfdf5;--warning: #f59e0b;--error: #ef4444;--error-bg: #fef2f2;--radius: 12px;--radius-sm: 6px;--shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg-page);color:var(--text-main);min-height:100vh;display:flex;flex-direction:column;padding-top:var(--safe-top);padding-bottom:var(--safe-bottom)}.signup-container{max-width:720px;width:100%;margin:2rem auto;padding:0 1.25rem}@media (max-width: 640px){.signup-container{margin:.75rem auto;padding:0 .75rem}}.app-brand{display:flex;align-items:center;gap:.75rem;justify-content:center;margin-bottom:2rem}.app-brand h1{font-size:1.5rem;font-weight:700;color:var(--text-main);letter-spacing:-.02em}.brand-badge{background:var(--primary-light);color:var(--primary);font-size:.75rem;font-weight:600;padding:.2rem .6rem;border-radius:9999px;border:1px solid #bfdbfe}.stepper-nav{display:flex;justify-content:space-between;margin-bottom:2rem;position:relative}.stepper-nav:before{content:"";position:absolute;top:18px;left:30px;right:30px;height:2px;background:var(--border);z-index:1}.step-item{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:.5rem;background:transparent;flex:1}.step-bubble{width:36px;height:36px;border-radius:50%;background:var(--bg-card);border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.875rem;color:var(--text-muted);transition:all .2s ease}.step-item.active .step-bubble{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 0 0 4px #2563eb33}.step-item.completed .step-bubble{background:var(--success);border-color:var(--success);color:#fff}.step-label{font-size:.8rem;font-weight:500;color:var(--text-muted);text-align:center}.step-item.active .step-label{color:var(--primary);font-weight:600}.card{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);padding:2rem}@media (max-width: 640px){.card{padding:1.25rem}}.card-title{font-size:1.35rem;font-weight:700;margin-bottom:.5rem}.card-subtitle{color:var(--text-muted);font-size:.95rem;margin-bottom:1.75rem;line-height:1.5}.form-group{margin-bottom:1.5rem}.form-label{display:block;font-size:.875rem;font-weight:600;margin-bottom:.5rem;color:var(--text-main)}.form-input{width:100%;padding:.75rem 1rem;border-radius:var(--radius-sm);border:1px solid var(--border);font-size:1rem;color:var(--text-main);background:#fff;transition:border-color .2s,box-shadow .2s}.form-input:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #3b82f633}.form-input.error{border-color:var(--error);background-color:var(--error-bg)}.field-error{color:var(--error);font-size:.825rem;margin-top:.35rem}.field-hint{color:var(--text-muted);font-size:.825rem;margin-top:.35rem}.url-preview-card{background:#f1f5f9;border:1px dashed #cbd5e1;border-radius:var(--radius-sm);padding:1rem;margin-top:1rem}.url-preview-label{font-size:.75rem;text-transform:uppercase;font-weight:700;letter-spacing:.05em;color:var(--text-muted);margin-bottom:.4rem}.url-preview-link{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.95rem;font-weight:600;color:var(--primary);word-break:break-all;display:flex;align-items:center;justify-content:space-between;gap:.5rem}.availability-pill{display:inline-flex;align-items:center;gap:.35rem;font-size:.75rem;font-weight:600;padding:.25rem .5rem;border-radius:9999px}.availability-pill.available{background:var(--success-bg);color:var(--success);border:1px solid #a7f3d0}.availability-pill.unavailable{background:var(--error-bg);color:var(--error);border:1px solid #fecaca}.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem;margin-bottom:2rem}.plan-card{border:2px solid var(--border);border-radius:var(--radius);padding:1.5rem;cursor:pointer;transition:all .2s ease;position:relative;background:#fff}.plan-card:hover{border-color:#cbd5e1}.plan-card.selected{border-color:var(--primary);background:#fafcff;box-shadow:0 0 0 2px #2563eb26}.plan-badge{position:absolute;top:-12px;right:16px;background:var(--primary);color:#fff;font-size:.75rem;font-weight:700;padding:.2rem .6rem;border-radius:9999px;text-transform:uppercase}.plan-name{font-size:1.1rem;font-weight:700;margin-bottom:.5rem}.plan-price{font-size:1.75rem;font-weight:800;color:var(--text-main);margin-bottom:.25rem}.plan-price span{font-size:.9rem;font-weight:500;color:var(--text-muted)}.plan-features{list-style:none;margin-top:1rem;font-size:.85rem;color:var(--text-muted)}.plan-features li{margin-bottom:.5rem;display:flex;align-items:center;gap:.5rem}.plan-features li:before{content:"✓";color:var(--success);font-weight:700}.card-actions{display:flex;justify-content:space-between;align-items:center;margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--border)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600;cursor:pointer;border:none;transition:all .2s ease}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:#fff;border:1px solid var(--border);color:var(--text-main)}.btn-secondary:hover:not(:disabled){background:#f1f5f9}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-google{background:#000;color:#fff;width:100%;padding:.85rem 1.5rem;border-radius:var(--radius-sm);font-size:1rem;font-weight:600;display:flex;align-items:center;justify-content:center;gap:.75rem}.btn-google:hover:not(:disabled){background:#1f2937}.success-banner{text-align:center;padding:1.5rem 0}.success-icon{font-size:3.5rem;margin-bottom:1rem}.tenant-details-card{background:#f8fafc;border-radius:var(--radius-sm);border:1px solid var(--border);padding:1.25rem;margin:1.5rem 0}.tenant-detail-row{display:flex;justify-content:space-between;padding:.5rem 0;border-bottom:1px solid #f1f5f9;font-size:.9rem}.tenant-detail-row:last-child{border-bottom:none}.tenant-detail-label{color:var(--text-muted);font-weight:500}.tenant-detail-val{font-weight:600;color:var(--text-main)}