:root{--bg:#f7f7f7;--card:#fff;--text:#1f2937;--body:#4b5563;--muted:#6b7280;--line:#e5e7eb;--radius:14px;--shadow:0 10px 30px rgba(17,24,39,.06);--ring:0 0 0 3px rgba(17,24,39,.15);--maxw:1200px;--btn-text:#111827;--btn-bg:#fff;--btn-border:#111827;--btn-hover-bg:#111827;--btn-hover-text:#fff}*{box-sizing:border-box}body,html{height:100%}body{background:var(--bg);color:var(--body);font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,Apple Color Emoji,Segoe UI Emoji;margin:0}.page{display:flex;justify-content:center;padding:40px 20px}.wrap{max-width:var(--maxw);width:100%}.header{margin:0 0 24px;text-align:center}.header h1{color:var(--text);font-size:clamp(26px,2.8vw,40px);letter-spacing:.2px;margin:0 0 8px}.header p{color:var(--muted);margin:0}form.form-grid{align-items:start;display:grid;gap:28px;grid-template-columns:minmax(0,2fr) minmax(360px,1fr)}@media (max-width:1024px){form.form-grid{grid-template-columns:1fr}}.card{padding:24px}.aside,.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.aside{padding:22px;position:sticky;top:24px}.section-title{color:var(--text);font-size:20px;letter-spacing:.2px;margin:0 0 12px}.help{color:var(--muted);font-size:14px;margin:0 0 18px}.divider{background:var(--line);height:1px;margin:18px 0}.grid-2{display:grid;gap:14px;grid-template-columns:1fr 1fr}@media (max-width:680px){.grid-2{grid-template-columns:1fr}}.field{display:grid;gap:8px}.label{color:var(--text);font-size:14px}.req{color:#b91c1c;margin-left:4px}input[type=email],input[type=number],input[type=tel],input[type=text],select,textarea{background:#fff;border:1px solid var(--line);border-radius:12px;color:var(--text);outline:none;padding:14px;transition:border-color .15s ease,box-shadow .15s ease,background .15s ease;width:100%}textarea{min-height:120px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:#111827;box-shadow:var(--ring)}input::placeholder,textarea::placeholder{color:#9ca3af}.note{color:var(--muted);font-size:13px}.tiers{display:grid;gap:16px;grid-template-columns:repeat(3,minmax(0,1fr))}@media (max-width:1100px){.tiers{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:700px){.tiers{grid-template-columns:1fr}}.tier{align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;display:grid;gap:12px;grid-template-columns:88px 1fr;min-height:120px;padding:16px;position:relative;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease,background .15s ease}.tier.no-image{grid-template-columns:1fr}.tier:hover{box-shadow:0 8px 24px rgba(17,24,39,.06);transform:translateY(-2px)}.tier:has(input:checked){background:#fafafa;border-color:#111827;box-shadow:var(--ring)}.tier input{inset:0;opacity:0;pointer-events:none;position:absolute}.tier .thumb{background:#f3f4f6;border:1px solid #e5e7eb;border-radius:10px;height:88px;overflow:hidden;width:88px}.tier .thumb img{display:block;height:100%;object-fit:cover;width:100%}.tier .name{color:var(--text);font-weight:600}.tier .price{color:var(--text);font-size:18px;font-weight:700}.tier .desc{color:var(--muted);font-size:14px}.summary{background:#fff;border:1px solid var(--line);border-radius:12px;display:grid;gap:10px;padding:16px}.summary-row{border-bottom:1px dashed #e6e6e6;display:flex;gap:10px;justify-content:space-between;padding:10px 0}.summary-row:last-child{border-bottom:0}.actions{display:flex;gap:12px;justify-content:space-between;margin-top:4px}.actions,.btn{align-items:center}.btn{border:1.5px solid transparent;border-radius:12px;cursor:pointer;display:inline-flex;font-weight:600;gap:8px;justify-content:center;letter-spacing:.2px;padding:12px 16px;text-decoration:none;transition:transform .08s ease,box-shadow .15s ease,background .15s ease,color .15s ease,border-color .15s ease;user-select:none}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--btn-bg);border-color:var(--btn-border);color:var(--btn-text)}.btn-primary:hover{background:var(--btn-hover-bg);border-color:var(--btn-border);color:var(--btn-hover-text)}.btn-ghost{background:#fff;border-color:var(--line);color:var(--body)}.btn-ghost:hover{background:#f3f4f6;border-color:#d1d5db}.segmented{border:1px solid var(--line);border-radius:10px;display:inline-flex;overflow:hidden}.segmented input{display:none}.segmented label{background:#fff;border-right:1px solid var(--line);color:var(--muted);cursor:pointer;padding:.5rem .9rem;user-select:none}.segmented label:last-child{border-right:0}.segmented input:checked+label{background:#111827;color:#fff}.secure{align-items:center;display:inline-flex;font-size:13px;gap:8px}.micro,.secure{color:var(--muted);margin-top:8px}.micro{font-size:12px}.status{color:var(--muted);font-size:14px}