*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,PingFang SC,Microsoft YaHei,sans-serif;background:#f5f5f7;color:#1f1f1f;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}#app{min-height:100vh}.page{min-height:100vh;display:flex;flex-direction:column;background:#f5f5f7}.topbar{background:#5b21b6;color:#fff;padding:14px 16px;font-weight:600;font-size:18px;letter-spacing:.5px;position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{flex:1;text-align:center}.lang-select{background:#ffffff2e;color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:6px;padding:4px 8px;font-size:13px;font-weight:500;outline:none;cursor:pointer}.lang-select option{color:#333;background:#fff}.content{flex:1;width:100%;max-width:720px;margin:0 auto;padding:16px 16px 32px}.loading,.error-page,.success-page,.expired-page{display:flex;align-items:center;justify-content:center;min-height:50vh}.expired-box{background:#fff;border-radius:12px;padding:56px 24px;text-align:center;box-shadow:0 4px 16px #0000000f;max-width:400px;width:100%}.expired-text{color:#ef4444;font-size:22px;font-weight:600;letter-spacing:.5px}.amount-card{background:#fff;border-radius:12px;padding:24px 16px;text-align:center;box-shadow:0 2px 10px #0000000a;margin-bottom:12px}.amount-label{color:#555;font-size:14px;margin-bottom:4px}.amount-value{font-size:32px;font-weight:700;color:#5b21b6;margin-bottom:6px}.timer{font-size:20px;font-weight:600;color:#ef4444;margin-bottom:8px;font-variant-numeric:tabular-nums}.timer.is-warning{animation:pulse 1s infinite}.timer.is-expired{color:#9ca3af;animation:none}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.qr-section{margin-top:12px}.qr-tip{font-size:13px;color:#444;margin-bottom:8px}.qr-tip.warning{color:#ef4444}.qr-img{width:180px;height:180px;display:inline-block;background:#fff;border-radius:8px;padding:8px;border:1px solid #eee}.section-title{font-size:14px;font-weight:600;color:#333;margin:16px 4px 8px}.method-section{margin-bottom:12px}.method-list{list-style:none;padding:0;margin:0;background:#fff;border-radius:12px;box-shadow:0 2px 10px #0000000a;overflow:hidden}.method-item{display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid #f0f0f0;cursor:pointer;transition:background .15s;text-decoration:none;color:inherit}.method-item:last-child{border-bottom:none}.method-item:hover:not(.disabled){background:#faf7ff}.method-item.disabled{opacity:.5;cursor:not-allowed}.method-icon{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;margin-right:12px;flex-shrink:0;background:#5b21b6}.method-icon-img{width:90px;height:32px;margin-right:12px;flex-shrink:0;object-fit:contain;object-position:left center}.method-icon[data-code=PAYTM]{background:#00b9f1}.method-icon[data-code=PHONEPE]{background:#6c2bd9}.method-icon[data-code=GPAY]{background:#4285f4}.method-icon[data-code=BHIM]{background:#f97316}.method-name{flex:1;font-size:16px;font-weight:500}.method-action{color:#5b21b6;font-size:22px;font-weight:700}.manual-section{background:#fff;border-radius:12px;padding:16px;box-shadow:0 2px 10px #0000000a;margin-bottom:12px}.step{margin-bottom:14px}.step-label{color:#1d4ed8;font-size:14px;font-weight:600;margin-bottom:8px}.kv-row{display:flex;align-items:center;gap:8px;margin-bottom:6px}.kv-key{font-size:13px;color:#555;width:56px;flex-shrink:0}.kv-input{flex:1;min-width:0;border:1px solid #e5e7eb;border-radius:6px;padding:8px 10px;font-size:14px;background:#fafafa;color:#111;outline:none}.kv-input:focus{border-color:#5b21b6;background:#fff}.kv-input.has-error{border-color:#ef4444}.kv-input:disabled{opacity:.6}.copy-btn{border:none;background:#2563eb;color:#fff;border-radius:6px;padding:8px 14px;font-size:13px;cursor:pointer;flex-shrink:0}.copy-btn:disabled{opacity:.5;cursor:not-allowed}.copy-btn:hover:not(:disabled){background:#1d4ed8}.tip{font-size:12px;color:#f97316;margin-top:4px}.utr-error{color:#ef4444;font-size:12px;margin-top:4px}.btn-submit{width:100%;background:#2563eb;color:#fff;border:none;border-radius:8px;padding:12px 16px;font-size:16px;font-weight:600;cursor:pointer;margin-top:4px}.btn-submit:disabled{background:#d1d5db;cursor:not-allowed}.btn-submit:hover:not(:disabled){background:#1d4ed8}.notice-section{margin-bottom:12px}.notice-box{background:#fff;border-radius:12px;padding:14px 16px;font-size:13px;color:#555;box-shadow:0 2px 10px #0000000a}.error-box,.success-box{background:#fff;border-radius:12px;padding:32px 24px;text-align:center;box-shadow:0 4px 16px #0000000f;max-width:400px;width:100%}.error-title{color:#ef4444;font-size:18px;font-weight:600;margin-bottom:12px}.error-msg{color:#555;font-size:14px}.success-icon{width:64px;height:64px;border-radius:50%;background:#10b981;color:#fff;font-size:36px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.success-title{color:#10b981;font-size:22px;font-weight:700;margin-bottom:12px}.success-box .amount{font-size:28px;font-weight:700;color:#1f1f1f;margin-bottom:8px}.order-line{color:#888;font-size:13px;word-break:break-all;margin-bottom:20px}.btn-primary{display:inline-block;background:#5b21b6;color:#fff;border-radius:8px;padding:10px 24px;font-size:15px;text-decoration:none}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.modal-card{background:#fff;border-radius:12px;max-width:420px;width:100%;padding:24px 20px;text-align:center;position:relative;box-shadow:0 12px 32px #0000002e}.modal-close{position:absolute;top:8px;right:12px;background:transparent;border:none;font-size:26px;line-height:1;cursor:pointer;color:#999}.modal-tip{font-size:14px;color:#333;margin-bottom:12px}.modal-qr{width:220px;height:220px;margin:0 auto 12px;display:block;border:1px solid #eee;border-radius:8px;padding:8px}.modal-hint{color:#ef4444;font-size:13px;margin-bottom:6px}.modal-timer{font-size:22px;font-weight:700;color:#1f1f1f;margin:6px 0;font-variant-numeric:tabular-nums}.modal-timer.is-warning{color:#ef4444}.toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%);background:#000000bf;color:#fff;padding:10px 18px;border-radius:24px;font-size:13px;z-index:200}.fade-enter-active,.fade-leave-active{transition:opacity .2s}.fade-enter-from,.fade-leave-to{opacity:0}@media(min-width:720px){.content{max-width:980px;padding:24px 24px 48px;display:grid;grid-template-columns:1fr 1fr;gap:16px}.amount-card{grid-column:1;grid-row:1 / span 4;align-self:start;padding:32px 24px;margin-bottom:0}.amount-value{font-size:40px}.qr-img{width:220px;height:220px}.method-section,.manual-section,.notice-section{grid-column:2;margin-bottom:0}.topbar{font-size:20px}}.query-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:#0000008c;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.query-spinner{width:44px;height:44px;border:4px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:query-spin .8s linear infinite}.query-text{color:#fff;font-size:15px;font-weight:500}@keyframes query-spin{to{transform:rotate(360deg)}}
