.b2a-wrap *,.b2a-wrap *::before,.b2a-wrap *::after{box-sizing:border-box}.b2a-wrap{--b2a-dark:#1a2e1a;--b2a-mid:#2e7d4e;--b2a-mint:#a8e6a8;--b2a-light:#e8f5e2;--b2a-white:#ffffff;--b2a-bg:#f4fbf4;--b2a-text:#0d1f0d;--b2a-muted:#3a5c3a;--b2a-error:#b71c1c;--b2a-radius:12px;--b2a-shadow:0 4px 24px rgba(26,46,26,.13);font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--b2a-text);background:var(--b2a-bg);border:2px solid var(--b2a-dark);border-radius:18px;overflow:hidden;max-width:820px;margin:0 auto 2rem;box-shadow:var(--b2a-shadow)}.b2a-hero{background:var(--b2a-dark);padding:28px 28px 22px;position:relative;overflow:hidden}.b2a-ticker{position:absolute;inset:0;font-family:"Courier New",monospace;font-size:13px;color:rgb(168 230 168 / .09);line-height:1.55;word-break:break-all;overflow:hidden;pointer-events:none;user-select:none;padding:4px 8px;letter-spacing:1px}.b2a-hero-content{position:relative;z-index:1;text-align:center}.b2a-tool-title{font-size:clamp(1.35rem, 4vw, 1.9rem);font-weight:700;color:var(--b2a-mint);margin:0 0 10px;line-height:1.2;letter-spacing:-.3px}.b2a-tool-title em{font-style:normal;color:var(--b2a-white)}.b2a-hero p{font-size:clamp(0.88rem, 2.5vw, 1rem);color:rgb(168 230 168 / .82);margin:0 auto;max-width:520px;line-height:1.55}.b2a-hero strong{color:var(--b2a-mint);font-weight:600}.b2a-io{display:grid;grid-template-columns:1fr 1fr;min-height:220px}@media (max-width:580px){.b2a-io{grid-template-columns:1fr}.b2a-col:first-child{border-right:none;border-bottom:2px solid var(--b2a-dark)}}.b2a-col{display:flex;flex-direction:column}.b2a-col:first-child{border-right:2px solid var(--b2a-dark)}.b2a-col-head{background:#e0f2e0;padding:10px 16px;display:flex;align-items:center;gap:7px;border-bottom:1.5px solid #b8d8b8}.b2a-col-head svg{color:var(--b2a-mid);flex-shrink:0}.b2a-col-head span{font-size:13px;font-weight:700;color:var(--b2a-dark);text-transform:uppercase;letter-spacing:.5px}.b2a-col-hint{font-size:11px;font-weight:500;color:var(--b2a-muted);margin-left:auto}.b2a-col textarea{flex:1;width:100%;border:none;outline:none;resize:none;font-family:"Courier New",Courier,monospace;font-size:15px;line-height:1.65;padding:16px;background:var(--b2a-white);color:var(--b2a-text);min-height:180px;transition:background .15s}.b2a-col textarea:focus{background:#f9fff9}.b2a-col textarea::placeholder{color:#7a9e7a;font-size:13.5px}.b2a-col textarea[readonly]{background:#f4fbf4;cursor:default}.b2a-col-foot{padding:8px 14px;background:#e8f5e2;border-top:1.5px solid #b8d8b8;display:flex;align-items:center;justify-content:space-between;min-height:40px;gap:6px}.b2a-char-count{font-size:12px;color:var(--b2a-muted);font-weight:500}.b2a-copy-btn{background:var(--b2a-mid);border:none;border-radius:999px;padding:5px 14px;font-size:12.5px;font-weight:600;cursor:pointer;color:var(--b2a-white);display:flex;align-items:center;gap:5px;transition:all .15s}.b2a-copy-btn:hover{background:var(--b2a-dark)}.b2a-copy-btn:focus-visible{outline:2px solid var(--b2a-dark);outline-offset:2px}.b2a-speak-btn.speaking{background:var(--b2a-mint);color:var(--b2a-bg);animation:b2a-pulse 1s ease-in-out infinite}@keyframes b2a-pulse{0%,100%{opacity:1}50%{opacity:.65}}.b2a-action-bar{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:16px 20px;background:var(--b2a-light);border-top:2px solid var(--b2a-dark)}.b2a-btn{display:inline-flex;align-items:center;gap:7px;padding:10px 22px;border-radius:999px;font-size:14px;font-weight:600;cursor:pointer;border:2px solid #fff0;transition:all .18s;white-space:nowrap;text-decoration:none}.b2a-btn:focus-visible{outline:2px solid var(--b2a-dark);outline-offset:2px}.b2a-btn-primary{background:var(--b2a-dark);color:var(--b2a-mint);border-color:var(--b2a-dark)}.b2a-btn-primary:hover{background:var(--b2a-mid);border-color:var(--b2a-mid);color:var(--b2a-white)}.b2a-btn-outline{background:#fff0;color:var(--b2a-dark);border-color:var(--b2a-mid)}.b2a-btn-outline:hover{background:var(--b2a-white)}.b2a-btn-download{background:var(--b2a-mid);color:var(--b2a-white);border-color:var(--b2a-mid)}.b2a-btn-download:hover{background:var(--b2a-dark);border-color:var(--b2a-dark)}.b2a-share-panel{display:none;flex-wrap:wrap;gap:8px;padding:12px 20px 16px;background:#dff2df;border-top:1.5px solid #b8d8b8;align-items:center}.b2a-share-panel.open{display:flex}.b2a-share-label{font-size:13px;font-weight:700;color:var(--b2a-dark);margin-right:4px;width:100%}.b2a-share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:999px;font-size:13px;font-weight:600;cursor:pointer;border:none;color:#fff;text-decoration:none;transition:opacity .15s,transform .12s}.b2a-share-btn:hover{opacity:.88;transform:translateY(-1px)}.b2a-share-btn:focus-visible{outline:2px solid var(--b2a-dark);outline-offset:2px}.b2a-share-btn.fb{background:#1877f2}.b2a-share-btn.wa{background:#25d366}.b2a-share-btn.rd{background:#ff4500}.b2a-share-btn.tw{background:#000}.b2a-share-btn.tg{background:#08c}.b2a-share-btn.cp{background:var(--b2a-mid)}.b2a-toast{text-align:center;font-size:13px;font-weight:600;min-height:28px;padding:4px 20px 14px;background:var(--b2a-light);color:var(--b2a-mid)}.b2a-toast.error{color:var(--b2a-error)}.b2a-toast.hidden{visibility:hidden}.b2a-col textarea.has-error{background:#fff5f5;color:var(--b2a-error)}.screen-reader-text{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}