*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,Segoe UI,Helvetica,Arial,sans-serif;background:#0b141a;color:#e9edef}.app-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:32px 12px 40px}.top-label{text-align:center;max-width:720px;margin-bottom:20px}.top-label h1{font-size:18px;font-weight:600;margin:0 0 4px}.top-label p{font-size:13px;color:#8696a0;margin:0}.onboarding-card{background:#182229;border:1px solid #2a3942;border-radius:16px;padding:28px 26px;width:380px;max-width:92vw;text-align:left}.onboarding-card h1{font-size:17px;margin:0 0 6px}.onboarding-sub{font-size:13px;color:#8696a0;margin:0 0 20px}.onboarding-card form{display:flex;flex-direction:column;gap:16px}.onboarding-card label{font-size:12.5px;color:#d1d7db;display:flex;flex-direction:column;gap:6px}.onboarding-card input{background:#2a3942;border:1px solid #3a4a52;border-radius:8px;padding:10px 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0;text-align:center}.demo-wrap{display:flex;flex-direction:column;align-items:center;width:100%}.demo-toolbar{max-width:460px;width:100%;margin-bottom:14px;text-align:center}.demo-toolbar-label{display:block;font-size:11px;color:#6b7a82;text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}.scenario-bar{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.scenario-btn{background:#202c33;color:#d1d7db;border:1px solid #2a3942;border-radius:20px;padding:7px 14px;font-size:12.5px;cursor:pointer;transition:background .15s}.scenario-btn:hover{background:#2a3942}.scenario-btn:disabled{opacity:.4;cursor:default}.phone{width:380px;max-width:92vw;height:700px;background:#0b141a;border-radius:28px;border:8px solid #1a1a1a;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 20px 60px #00000080}.wa-header{background:#075e54;padding:8px 6px;display:flex;align-items:center;gap:4px;flex-shrink:0;color:#fff}.wa-icon-btn{background:none;border:none;color:#fff;padding:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;border-radius:50%;flex-shrink:0}.wa-icon-btn:hover{background:#ffffff14}.wa-back{margin-right:2px}.wa-avatar{width:38px;height:38px;border-radius:50%;background:#ffffff26;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;color:#fff;flex-shrink:0}.wa-header-text{flex:1;min-width:0;padding:0 4px}.wa-name{font-size:15.5px;font-weight:500;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.wa-status{font-size:12px;color:#ffffffbf}.wa-status.typing{color:#d1f4e0}.wa-menu-wrap{position:relative}.wa-menu-dropdown{position:absolute;top:42px;right:0;background:#233138;border-radius:8px;box-shadow:0 4px 16px #0006;overflow:hidden;z-index:5;min-width:180px}.wa-menu-dropdown button{display:block;width:100%;text-align:left;background:none;border:none;color:#e9edef;font-size:13.5px;padding:12px 16px;cursor:pointer}.wa-menu-dropdown button:hover{background:#2a3942}.wa-body{flex:1;overflow-y:auto;padding:14px 10px;background-color:#e5ddd5;background-image:radial-gradient(rgba(0,0,0,.02) 1px,transparent 1px),radial-gradient(rgba(0,0,0,.02) 1px,transparent 1px);background-size:26px 26px;background-position:0 0,13px 13px;display:flex;flex-direction:column;gap:3px}.wa-body::-webkit-scrollbar{width:5px}.wa-body::-webkit-scrollbar-thumb{background:#00000026;border-radius:4px}.day-chip{align-self:center;background:#e2f2fb;color:#4a5a63;font-size:11.5px;padding:5px 12px;border-radius:8px;margin:8px 0;box-shadow:0 1px 1px #00000014}.bubble-row{display:flex}.bubble-row.guest{justify-content:flex-end}.bubble-row.agent{justify-content:flex-start}.bubble{max-width:78%;padding:6px 9px 7px;border-radius:8px;font-size:14.5px;line-height:1.4;white-space:pre-wrap;word-wrap:break-word;position:relative;margin:2px 0;box-shadow:0 1px 1px #00000014}.bubble.guest{background:#d9fdd3;color:#111b21;border-bottom-right-radius:2px}.bubble.agent{background:#fff;color:#111b21;border-bottom-left-radius:2px}.bubble .meta{display:inline-flex;align-items:center;gap:3px;font-size:10.5px;color:#111b2173;float:right;margin:4px 0 0 8px;transform:translateY(2px)}.ticks{color:#111b2173}.ticks.read{color:#53bdeb}.typing-dots{display:inline-flex;gap:3px;padding:2px 4px}.typing-dots span{width:6px;height:6px;border-radius:50%;background:#8696a0;animation:blink 1.2s infinite ease-in-out}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:.3}40%{opacity:1}}.wa-inputbar{flex-shrink:0;background:#f0f0f0;padding:8px;display:flex;align-items:center;gap:6px}.wa-inputbar .wa-icon-btn{color:#54656f}.wa-input-wrap{flex:1;background:#fff;border-radius:22px;display:flex;align-items:center;padding:0 4px 0 6px}.wa-input-wrap input{flex:1;border:none;background:transparent;padding:10px 6px;color:#111b21;font-size:14.5px;outline:none}.wa-input-wrap input::placeholder{color:#8696a0}.wa-input-wrap .wa-icon-btn{color:#54656f;padding:6px}.wa-send{width:42px;height:42px;border-radius:50%;background:#00a884;color:#fff;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}.wa-send:disabled{opacity:.5;cursor:default}.error-note{max-width:380px;text-align:center;font-size:12px;color:#f4a3a3;margin-top:10px}@media (max-width: 480px){.app-shell{padding:0}.top-label{display:none}.demo-wrap{width:100%}.demo-toolbar{max-width:none;padding:8px 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