:root{--ink:#15221f;--muted:#6f7d79;--line:#dce6e3;--brand:#0f766e;--surface:#f4f8f7;--wa:#075e54;--wa-soft:#d9fdd3;--ig:#6750e6;--live:#d81a0b}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{background:radial-gradient(circle at 12% 12%,#e6f5f1 0,transparent 30%),radial-gradient(circle at 88% 85%,#eee9ff 0,transparent 29%),#f6f8f7;color:var(--ink);font-family:Inter,"Segoe UI",sans-serif}.is-hidden{display:none!important}button,input,textarea{font:inherit}.demo-page{width:min(1120px,100%);min-height:100vh;margin:auto;padding:36px 24px;display:grid;place-items:center}.demo-intro{width:min(920px,100%);padding:30px;border:1px solid rgba(15,118,110,.16);border-radius:28px;background:rgba(255,255,255,.9);box-shadow:0 28px 80px rgba(29,60,52,.11);backdrop-filter:blur(14px)}.brand-line{display:flex;align-items:center;gap:10px;color:#52706a;font-size:11px;font-weight:800;letter-spacing:.14em}.brand-line img{width:34px;height:34px;border-radius:10px}.intro-copy{max-width:650px;margin:34px 0 24px}.eyebrow{color:var(--brand);font-size:12px;font-weight:800;text-transform:uppercase}.intro-copy h1{margin:8px 0 10px;font-size:clamp(28px,5vw,48px);line-height:1.05;letter-spacing:-.045em}.intro-copy p{margin:0;color:var(--muted);font-size:15px;line-height:1.65}.channel-options{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.channel-choice{position:relative;min-width:0;padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff;color:var(--ink);text-align:left;cursor:pointer;transition:.2s}.channel-choice:hover,.channel-choice.is-selected{transform:translateY(-2px);border-color:#69aaa3;box-shadow:0 12px 28px rgba(22,90,81,.1)}.channel-choice i{position:absolute;right:14px;top:14px;width:17px;height:17px;border:2px solid #c5d3d0;border-radius:50%}.channel-choice.is-selected i{border:5px solid 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button:last-child{background:var(--brand);color:#fff}.phone-frame{position:relative;width:390px;height:min(790px,calc(100vh - 48px));min-height:620px;overflow:hidden;border:8px solid #15201e;border-radius:42px;background:#fff;box-shadow:0 35px 80px rgba(20,42,37,.24);display:grid;grid-template-rows:auto auto 1fr auto auto}.phone-island{position:absolute;z-index:10;top:7px;left:50%;width:108px;height:24px;transform:translateX(-50%);border-radius:20px;background:#0d1211}.chat-header{min-width:0;height:78px;padding:25px 12px 8px;display:flex;align-items:center;gap:9px;background:#fff;border-bottom:1px solid #eee}.header-back{border:0;background:transparent;color:inherit;font-size:30px;line-height:1;cursor:pointer}.contact-avatar{width:36px;height:36px;overflow:hidden;border-radius:50%;background:#edf3f1;display:grid;place-items:center}.contact-avatar img{width:100%;height:100%;object-fit:cover}.contact-copy{min-width:0;flex:1}.contact-copy strong,.contact-copy small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.contact-copy strong{font-size:13px}.contact-copy small{margin-top:2px;font-size:9px;opacity:.78}.header-actions{display:flex;gap:12px;align-items:center;font-size:14px}.chat-notice{padding:6px 10px;background:#fff7d7;color:#756321;text-align:center;font-size:8.5px}.message-feed{min-height:0;padding:14px 11px 22px;overflow-y:auto;background:#f5f1eb}.message-row{display:flex;margin:7px 0}.message-row.is-out{justify-content:flex-end}.bubble{position:relative;max-width:82%;padding:9px 10px 6px;border-radius:11px;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.09);font-size:12px;line-height:1.45;overflow-wrap:anywhere}.message-row.is-out .bubble{background:var(--wa-soft)}.bubble-time{display:inline-block;margin-left:9px;color:#7c8985;font-size:8px;vertical-align:-2px}.bubble img{display:block;max-width:100%;margin:0 0 6px;border-radius:8px}.message-actions{display:grid;gap:5px;margin-top:8px}.message-actions button{padding:7px 9px;border:1px solid rgba(15,118,110,.28);border-radius:8px;background:#fff;color:var(--brand);font-size:10px;font-weight:700;cursor:pointer}.typing-row{position:absolute;left:18px;bottom:72px;z-index:3;display:flex;align-items:center;gap:3px;padding:8px 10px;border-radius:12px;background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.12);font-size:8px;color:var(--muted)}.typing-row i{width:5px;height:5px;border-radius:50%;background:#9aa6a3;animation:typing 1s infinite}.typing-row i:nth-child(2){animation-delay:.15s}.typing-row i:nth-child(3){animation-delay:.3s}@keyframes typing{50%{transform:translateY(-3px)}}.chat-composer{display:flex;align-items:flex-end;gap:7px;padding:8px;background:#f1f3f2}.chat-composer textarea{min-width:0;max-height:100px;flex:1;padding:10px 12px;border:0;border-radius:20px;background:#fff;outline:0;resize:none;font-size:12px;line-height:1.35}.composer-extra,.composer-send{width:36px;height:36px;flex:0 0 36px;border:0;border-radius:50%;cursor:pointer}.composer-extra{background:transparent;color:#73817d;font-size:22px}.composer-send{background:var(--wa);color:#fff;font-size:15px}.simulator-footer{padding:5px;background:#f1f3f2;color:#8c9794;text-align:center;font-size:7px}.platform-whatsapp .chat-header{background:var(--wa);border:0;color:#fff}.platform-whatsapp .message-feed{background-color:#efeae2;background-image:radial-gradient(#d8d0c5 1px,transparent 1px);background-size:16px 16px}.platform-instagram{border-color:#191919}.platform-instagram .chat-header{color:#101010}.platform-instagram .contact-avatar{padding:2px;background:linear-gradient(135deg,#7148fa,#e42c73,#ff9f36)}.platform-instagram .contact-avatar img{border:2px solid #fff;border-radius:50%}.platform-instagram .chat-notice{background:#f7f5ff;color:#665c96}.platform-instagram .message-feed{background:#fff}.platform-instagram .bubble{border:1px solid #e4e4e4;border-radius:18px;box-shadow:none}.platform-instagram .message-row.is-out .bubble{border-color:#7357e9;background:#7357e9;color:#fff}.platform-instagram .message-row.is-out .bubble-time{color:#ddd6ff}.platform-instagram .chat-composer{border-top:1px solid #e6e6e6;background:#fff}.platform-instagram .chat-composer textarea{border:1px solid #dedede}.platform-instagram .composer-send{background:#7357e9}.platform-live{border-color:#273531}.platform-live .chat-header{height:88px;background:linear-gradient(135deg,#087e76,#0ba89b);border:0;color:#fff}.platform-live .contact-avatar{border-radius:12px}.platform-live .header-actions span:not(:last-child){display:none}.platform-live .message-feed{background:#f5f8f7}.platform-live .bubble{border-radius:4px 14px 14px 14px}.platform-live .message-row.is-out .bubble{border-radius:14px 4px 14px 14px;background:#dff5f1}.platform-live .chat-notice{background:#e9f8f5;color:#27756d}.platform-live .composer-send{border-radius:11px;background:#087e76}.platform-live .chat-composer textarea{border-radius:11px}.platform-live .simulator-footer{background:#fff}@media(max-width:760px){body{background:#fff}.demo-page{padding:0;display:block}.demo-intro{min-height:100vh;padding:24px 17px;border:0;border-radius:0;box-shadow:none}.intro-copy{margin:28px 0 20px}.channel-options{grid-template-columns:1fr}.channel-choice{display:grid;grid-template-columns:48px 1fr;column-gap:10px;align-items:center}.choice-icon{grid-row:1/3;margin:0}.channel-choice small{margin:0}.customer-form{display:grid}.simulator-view{display:block}.simulator-tools{display:none}.phone-frame{width:100%;height:100dvh;min-height:520px;border:0;border-radius:0;box-shadow:none}.phone-island{display:none}.chat-header{padding-top:max(10px,env(safe-area-inset-top));height:calc(60px + env(safe-area-inset-top))}.chat-composer{padding-bottom:max(8px,env(safe-area-inset-bottom))}}