@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";
*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f5f5f7;--surface:#fff;--border:#e5e5e7;--text-primary:#1d1d1f;--text-secondary:#6e6e73;--accent:#0071e3;--accent-hover:#0077ed;--success:#28a745;--danger:#dc3545;--radius:16px;--radius-sm:10px;--shadow:0 4px 24px #00000014;--shadow-lg:0 8px 40px #0000001f}@media (prefers-color-scheme:dark){:root{--bg:#0d0d0d;--surface:#1c1c1e;--border:#2c2c2e;--text-primary:#f5f5f7;--text-secondary:#98989f;--accent:#2997ff;--accent-hover:#3aa0ff;--shadow:0 4px 24px #0006;--shadow-lg:0 8px 40px #00000080}}html,body{background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100dvh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.payment-page{background:var(--bg);flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;padding:24px 16px;display:flex}.payment-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:440px;box-shadow:var(--shadow-lg);animation:.35s cubic-bezier(.16,1,.3,1) both slideUp;overflow:hidden}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.payment-header{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:28px 28px 20px;display:flex}.payment-logo{background:var(--text-primary);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.payment-logo svg{width:18px;height:18px;fill:var(--surface)}.payment-header-text h1{color:var(--text-primary);font-size:15px;font-weight:600;line-height:1.2}.payment-header-text p{color:var(--text-secondary);margin-top:2px;font-size:13px}.payment-body{padding:24px 28px}.price-display{align-items:baseline;gap:4px;margin-bottom:8px;display:flex}.price-display .amount{letter-spacing:-1.5px;color:var(--text-primary);font-size:42px;font-weight:700;line-height:1}.price-display .currency{color:var(--text-secondary);font-size:22px;font-weight:500}.price-label{color:var(--text-secondary);margin-bottom:24px;font-size:13px}.amount-label{color:var(--text-secondary);margin-bottom:10px;font-size:13px;font-weight:500}.amount-grid{grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:12px;display:grid}.amount-btn{border:1.5px solid var(--border);border-radius:var(--radius-sm);height:44px;color:var(--text-primary);cursor:pointer;background:0 0;font-family:inherit;font-size:14px;font-weight:500;transition:all .15s}.amount-btn:hover{border-color:var(--accent);color:var(--accent)}.amount-btn.selected{border-color:var(--accent);background:var(--accent);color:#fff}.custom-input-wrap{margin-bottom:4px;position:relative}.custom-input{border:1.5px solid var(--border);border-radius:var(--radius-sm);width:100%;height:44px;color:var(--text-primary);background:0 0;outline:none;padding:0 36px 0 14px;font-family:inherit;font-size:15px;transition:border-color .15s}.custom-input::placeholder{color:var(--text-secondary)}.custom-input:focus{border-color:var(--accent)}.custom-input-suffix{color:var(--text-secondary);pointer-events:none;font-size:15px;position:absolute;top:50%;right:14px;transform:translateY(-50%)}.input-error{color:var(--danger);margin-top:4px;margin-bottom:0;font-size:12px}.summary-box{background:color-mix(in srgb,var(--text-primary)4%,transparent);border:1px solid var(--border);border-radius:var(--radius-sm);margin:16px 0 20px;padding:14px 16px}.summary-row{color:var(--text-secondary);justify-content:space-between;font-size:13px;display:flex}.summary-row+.summary-row{border-top:1px solid var(--border);color:var(--text-primary);margin-top:10px;padding-top:10px;font-size:15px;font-weight:600}.paypal-wrap{margin-top:16px}.error-box{border-radius:var(--radius-sm);color:var(--danger);background:#dc354514;border:1px solid #dc354533;margin-bottom:16px;padding:12px 14px;font-size:13px}.payment-footer{color:var(--text-secondary);justify-content:center;align-items:center;gap:6px;padding:16px 28px 24px;font-size:12px;display:flex}.payment-footer svg{opacity:.6;flex-shrink:0;width:12px;height:12px}.skeleton{background:color-mix(in srgb,var(--text-primary)8%,transparent);border-radius:6px;animation:1.4s infinite shimmer}@keyframes shimmer{0%,to{opacity:1}50%{opacity:.5}}.divider{background:var(--border);height:1px;margin:20px 0}.tip-section-title{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em;margin-bottom:10px;font-size:13px;font-weight:600}.chip{background:color-mix(in srgb,var(--accent)12%,transparent);color:var(--accent);border-radius:100px;align-items:center;gap:4px;margin-bottom:6px;padding:4px 10px;font-size:12px;font-weight:500;display:inline-flex}