:root{--bg:#ffffff;--bg-gradient-a:#ffffff;--bg-gradient-b:#ffffff;--surface:#ffffff;--border:#e5e7eb;--border-strong:#d1d5db;--text:#0f172a;--text-muted:#475569;--text-subtle:#64748b;--accent:#5DF000;--accent-hover:#4AC000;--accent-soft:#eafce0;--accent-contrast:#0f172a;--danger:#dc2626;--success:#059669;--radius:14px;--radius-sm:10px;--shadow-sm:0 1px 2px rgba(15,23,42,0.04);--shadow-md:0 8px 24px rgba(15,23,42,0.08);--shadow-lg:0 20px 50px rgba(15,23,42,0.12)}body,html{margin:0;padding:0;background:linear-gradient(180deg,var(--bg-gradient-a) 0,var(--bg-gradient-b) 320px);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}*{box-sizing:border-box}button{font-family:inherit;cursor:pointer;border:none;background:none}input,select,textarea{font-family:inherit;font-size:1rem}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.page{min-height:100vh;flex-direction:column;padding:48px 20px 64px}.brand,.page{display:flex;align-items:center}.brand{gap:10px;margin-bottom:32px;font-weight:600;letter-spacing:-.01em;color:var(--text)}.brand-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,#8DFF4D,#4AC000);box-shadow:var(--shadow-sm)}.card{width:100%;max-width:560px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:40px 36px}.card-wide{max-width:640px}.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:4px 10px;border-radius:999px;margin-bottom:16px}.headline{font-size:clamp(28px,4vw,40px);line-height:1.1;font-weight:700;letter-spacing:-.02em;margin:0 0 14px}.subheadline{color:var(--text-muted);font-size:17px;margin:0 0 28px}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:var(--accent-contrast);font-weight:600;font-size:16px;padding:14px 22px;border-radius:var(--radius-sm);transition:background .15s ease,transform .05s ease;width:100%}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:active{transform:translateY(1px)}.btn-primary:disabled{background:#c8f0a8;cursor:not-allowed}.btn-ghost{color:var(--text-muted);font-size:14px;padding:8px 0}.btn-ghost:hover{color:var(--text);text-decoration:underline}.footer-line{margin-top:18px;text-align:center;color:var(--text-subtle);font-size:13px}.progress-row{display:flex;align-items:center;gap:12px;margin-bottom:24px}.progress-bar{flex:1 1;height:6px;background:var(--border);border-radius:999px;overflow:hidden}.progress-fill{height:100%;background:var(--accent);transition:width .3s ease}.progress-count{font-size:13px;color:var(--text-subtle);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.question{font-size:22px;font-weight:600;letter-spacing:-.01em;margin:0 0 20px}.option-list{display:flex;flex-direction:column;gap:10px}.option{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;text-align:left;padding:14px 16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:15px;color:var(--text);transition:border-color .15s ease,background .15s ease,box-shadow .15s ease}.option:hover{border-color:var(--border-strong);background:#fafafa}.option.selected{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 3px rgba(93,240,0,.18)}.option-check{width:18px;height:18px;border-radius:999px;border:1.5px solid var(--border-strong);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.option-check.square{border-radius:5px}.option.selected .option-check{border-color:var(--accent);background:var(--accent);color:var(--accent-contrast)}.option-check svg{width:12px;height:12px;opacity:0;transition:opacity .15s ease}.option.selected .option-check svg{opacity:1}.nav-row{display:flex;align-items:center;justify-content:space-between;margin-top:24px;gap:12px}.nav-back{color:var(--text-muted);font-size:14px}.nav-back:hover{color:var(--text);text-decoration:underline}.loading-wrap{display:flex;flex-direction:column;align-items:center;text-align:center;padding:40px 20px}.spinner{width:44px;height:44px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--accent);animation:spin .9s linear infinite;margin-bottom:24px}@keyframes spin{to{transform:rotate(1turn)}}.loading-title{font-size:22px;font-weight:600;margin:0 0 6px}.loading-subtitle{color:var(--text-muted);margin:0}.result-greeting{font-size:22px;font-weight:600;margin:0 0 8px}.result-summary{color:var(--text-muted);margin:0 0 24px;font-size:15px}.plan-card{border:1px solid var(--border);border-radius:var(--radius);padding:22px;background:linear-gradient(180deg,#ffffff,#f5fdee);margin-bottom:16px}.plan-label{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}.plan-name-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:10px}.plan-name{font-size:24px;font-weight:700;letter-spacing:-.01em}.plan-price{font-size:15px;color:var(--text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.plan-reason{color:var(--text-muted);font-size:14px;margin:0 0 16px}.feature-list{list-style:none;padding:0;margin:0 0 16px;display:flex;flex-direction:column;gap:8px}.feature-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text)}.feature-check{color:var(--success);font-weight:700;flex-shrink:0}.setup-line{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-subtle);background:#f1f5f9;padding:6px 10px;border-radius:999px}.urgency-note{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;padding:12px 14px;border-radius:var(--radius-sm);font-size:14px;margin-bottom:16px}.secondary-link-row{text-align:center;margin-top:14px}.checkout-header{font-size:26px;font-weight:700;letter-spacing:-.01em;margin:0 0 6px}.checkout-subheader{color:var(--text-muted);margin:0 0 24px;font-size:15px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:13px;font-weight:600;color:var(--text)}.field input{padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;color:var(--text);transition:border-color .15s ease,box-shadow .15s ease}.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(93,240,0,.2)}.field-error{color:var(--danger);font-size:13px}.summary{background:#fafafa;border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;margin:18px 0;font-size:14px;display:flex;flex-direction:column;gap:8px}.summary-row{display:flex;justify-content:space-between;gap:12px;color:var(--text-muted)}.summary-row.total{color:var(--text);font-weight:600;padding-top:8px;border-top:1px dashed var(--border-strong)}.secure-line{margin-top:14px;text-align:center;color:var(--text-subtle);font-size:13px}.error-banner{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;padding:12px 14px;border-radius:var(--radius-sm);font-size:14px;margin-bottom:16px}@media (max-width:520px){.card{padding:28px 20px}.page{padding:28px 14px 48px}}