/* ===== Hero em carrossel (vídeo em quadros + 4 capítulos que passam sozinhos) ===== */
.scrolly{position:relative;height:100vh;height:100svh;min-height:560px;background:var(--bg)}
.stage{position:relative;height:100%;overflow:hidden;background:#0A0D12 url("assets/hero-poster-1.jpg") center/cover no-repeat;touch-action:pan-y}
.hero-media{position:absolute;inset:0;z-index:0;overflow:hidden}
/* troca de cena: o vídeo que entra vem de um zoom sutil por cima; o que sai continua visível por baixo, crescendo levemente, e só some quando o novo já cobriu tudo */
.hv{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:scale(1.06);z-index:0;transition:opacity 1.2s cubic-bezier(.4,0,.2,1),transform 1.4s cubic-bezier(.2,.6,.2,1);will-change:opacity,transform}
.hv.on{opacity:1;transform:scale(1);z-index:2}
.hv.out{opacity:1;transform:scale(1.05);z-index:1;transition:transform 1.4s cubic-bezier(.4,0,.6,1)}
@media (prefers-reduced-motion: reduce){.hv,.hv.on,.hv.out{transform:none;transition:opacity .3s ease}}
.stage .scrim{position:absolute;inset:0;pointer-events:none;background:
  linear-gradient(90deg,rgba(10,13,18,.92) 0%,rgba(10,13,18,.6) 38%,rgba(10,13,18,0) 70%),
  linear-gradient(0deg,rgba(10,13,18,1) 0%,rgba(10,13,18,0) 26%),
  linear-gradient(180deg,rgba(10,13,18,.7) 0%,rgba(10,13,18,0) 18%)}
.chapters{position:absolute;inset:0}
.chapters .wrap{width:100%;position:relative;height:100%}
.ch{text-shadow:var(--tshadow);position:absolute;left:24px;right:24px;top:50%;max-width:640px;transform:translateY(-50%);visibility:hidden;transition:visibility 0s linear .25s}
.ch.on{transition-delay:0s}
.ch.on{visibility:visible}
.ch h1{font-size:clamp(40px,6vw,80px);margin:18px 0 22px}
.ch h2{font-size:clamp(34px,4.8vw,64px);margin:18px 0 20px}
.ch p{font-size:clamp(17px,1.5vw,20px);color:var(--text-dim);max-width:540px}
.ch .btn,.ch .gt{text-shadow:none}
.ch .ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.ch .ticks{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;font-size:14.5px;color:var(--text-dim);list-style:none}
.ch .ticks li{display:flex;gap:8px;align-items:center}
.ch .ticks svg{width:16px;height:16px;color:var(--cyan)}
.ch .kpi{display:flex;gap:28px;margin-top:28px;flex-wrap:wrap}
.ch .kpi div{border-left:2px solid var(--cyan);padding-left:14px}
.ch .kpi b{display:block;font-family:var(--display);font-size:28px;letter-spacing:-.02em}
.ch .kpi span{font-size:14px;color:var(--text-faint)}
/* texto montado palavra por palavra a cada troca de capítulo */
.pc{display:inline-block;opacity:0;transform:translate3d(0,22px,0);transition:opacity .45s var(--ease),transform .55s var(--ease);transition-delay:calc(var(--i,0) * 38ms + 80ms);will-change:transform,opacity}
.ch.on .pc{opacity:1;transform:none}
.ch:not(.on) .pc{transition-duration:.22s;transition-delay:0s}
.ch h1 .pc,.ch h2 .pc{white-space:pre}
.ch > .pc{display:block}
.ch > .eyebrow.pc{display:inline-flex}
.ch > .ctas.pc,.ch > .kpi.pc,.ch > .ticks.pc{display:flex}
.gt .pc{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.split .gt{background:none}
/* controles do carrossel */
.car-ui{position:absolute;left:0;right:0;bottom:24px;z-index:3}
.car-ui .wrap{display:flex;align-items:center;gap:14px}
.dots{flex:1;display:flex;gap:8px;list-style:none}
.dots li{flex:1}
.dots button{position:relative;display:block;width:100%;height:44px;background:none;border:0;cursor:pointer;padding:0}
.dots button::before{content:"";position:absolute;left:0;right:0;top:50%;height:3px;margin-top:-1.5px;border-radius:3px;background:rgba(232,238,245,.18)}
.dots button::after{content:"";position:absolute;left:0;right:0;top:50%;height:3px;margin-top:-1.5px;border-radius:3px;background:var(--grad);transform-origin:left;transform:scaleX(var(--p,0))}
.dots button:hover::before{background:rgba(232,238,245,.35)}
.dots .lbl{position:absolute;left:0;top:2px;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-faint);white-space:nowrap;transition:color .2s}
.dots button[aria-current="true"] .lbl{color:var(--text)}
.ctrl{flex:none;width:44px;height:44px;border-radius:50%;border:1px solid rgba(232,238,245,.25);background:rgba(10,13,18,.5);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:var(--text);display:grid;place-items:center;cursor:pointer;transition:border-color .2s,color .2s}
.ctrl:hover{border-color:var(--cyan);color:var(--cyan)}
.ctrl svg{width:18px;height:18px}
.ctrl .i-play{display:none}
.paused .ctrl .i-play{display:block}.paused .ctrl .i-pause{display:none}
.side-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:3}
.side-prev{left:16px}
.side-next{right:16px}
@media (max-width:900px){.side-nav{width:38px;height:38px}.side-nav svg{width:16px;height:16px}.side-prev{left:8px}.side-next{right:8px}}
.skip-hero{flex:none;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-dim);border:1px solid rgba(232,238,245,.2);background:rgba(10,13,18,.5);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.skip-hero:hover{color:var(--cyan);border-color:var(--cyan)}
.skip-hero svg{width:16px;height:16px;animation:nudge 1.6s ease-in-out infinite}
@keyframes nudge{50%{transform:translateY(3px)}}
@media (max-width:900px){.dots .lbl{display:none}}
@media (max-width:767px){
  .stage{background-size:auto 60%;background-position:center top}
  .hero-media{height:60%;bottom:auto}
  .stage .scrim{background:linear-gradient(0deg,rgba(10,13,18,1) 0%,rgba(10,13,18,.96) 40%,rgba(10,13,18,.35) 52%,rgba(10,13,18,0) 60%),linear-gradient(180deg,rgba(10,13,18,.7) 0%,rgba(10,13,18,0) 16%)}
  .side-nav{top:15%}
  .ch{top:auto;bottom:96px;transform:none}
  .ch h1{font-size:clamp(32px,9vw,44px);margin:14px 0 16px}
  .ch h2{font-size:clamp(29px,8.2vw,40px);margin:14px 0 16px}
  .ch p{font-size:16.5px}
  .ch .ctas{margin-top:24px}
  .ch .ctas .btn{flex:1 1 100%}
  .car-ui{bottom:18px}
  .car-ui .wrap{gap:8px}
  .skip-hero span{display:none}
  .skip-hero{padding:0;width:44px;justify-content:center}
}

/* Demo de conversa */
.demo .grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
@media (max-width:900px){.demo .grid{grid-template-columns:1fr;gap:44px}}
.demo h2{font-size:clamp(34px,4.6vw,58px);margin:18px 0 20px}
.demo p.lead{color:var(--text-dim);font-size:18px;max-width:520px}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:32px;max-width:520px}
.compare div{border:1px solid var(--line-d);border-radius:16px;padding:18px 20px;background:var(--bg-2)}
.compare small{display:block;font-size:13px;color:var(--text-faint);margin-bottom:6px}
.compare b{font-family:var(--display);font-size:30px;letter-spacing:-.02em}
.compare .good b{color:var(--cyan)}
.compare .bad b{color:var(--text-faint);text-decoration:line-through;text-decoration-color:#FF6B6B;font-size:22px}
.phone{width:100%;max-width:380px;margin:0 auto;background:#06080C;border:1px solid var(--line-d);border-radius:36px;padding:12px;box-shadow:0 40px 90px -30px rgba(30,123,255,.45),0 0 0 8px rgba(232,238,245,.03)}
.screen{background:#ECE5DB;border-radius:26px;overflow:hidden;color:var(--ink)}
.chat-head{background:#0F3D2E;color:#fff;padding:14px 16px;display:flex;align-items:center;gap:12px}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--grad);color:var(--ink);display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:13px}
.chat-head strong{display:block;font-size:15px;line-height:1.2}
.chat-head small{font-size:12px;opacity:.8}
.chat-body{padding:16px 12px;height:500px;display:flex;flex-direction:column;gap:8px;font-size:14px;line-height:1.45}
.msg{max-width:84%;padding:8px 12px 18px;border-radius:12px;position:relative;opacity:0;transform:translateY(8px);transition:opacity .35s,transform .35s;box-shadow:0 1px 1px rgba(0,0,0,.06)}
.msg.show{opacity:1;transform:none}
.msg time{position:absolute;right:10px;bottom:3px;font-size:11px;color:#6b7078}
.msg.in{background:#fff;align-self:flex-start;border-top-left-radius:4px}
.msg.out{background:#D8FDD2;align-self:flex-end;border-top-right-radius:4px}
.msg.sys{align-self:center;background:#FFF4D6;font-size:12px;padding:5px 12px;border-radius:8px;color:#5a4a1a}
.msg .slots{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.msg .slots span{font-size:12.5px;font-weight:700;padding:5px 10px;border-radius:999px;background:#fff;border:1px solid #9fd8a4;color:#1d5f2e}
.msg .slots span{transition:background-color .3s,color .3s}
.msg .slots.chosen .pick{background:#1d5f2e;color:#fff;border-color:#1d5f2e}
.msg.cal{display:flex;align-items:center;gap:6px;background:#E3F0FF;color:#0B4A99;font-weight:700}
.msg.cal svg{width:14px;height:14px}
.typing{align-self:flex-end;background:#D8FDD2;border-radius:12px;padding:10px 14px;display:none;gap:4px}
.typing.show{display:flex}
.typing i{width:6px;height:6px;border-radius:50%;background:#4b8a5c;animation:b 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes b{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-4px);opacity:1}}
.replay{margin:8px auto 0;display:flex;align-items:center;gap:8px;min-height:44px;padding:8px 16px;border-radius:999px;border:1px solid var(--line-d);background:transparent;color:var(--text-dim);cursor:pointer;font-size:14px}
.demo-note{text-align:center;margin-top:14px;font-size:13px;color:var(--text-faint)}
.replay:hover{color:var(--text);border-color:var(--cyan)}
.replay svg{width:16px;height:16px}