:root{--bg:#121214;--white:#f4f4f5;--muted:#a4a4a8;--lime:#b8ed00;--blue:#0875ff;--content:min(1200px,calc(100vw - 48px));font-family:Arial,Helvetica,sans-serif;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{margin:0;background:var(--bg);color:var(--white);font-family:Arial,Helvetica,sans-serif;overflow-x:hidden}body.modal-open{overflow:hidden}img,video{display:block;max-width:100%}button,input,textarea{font:inherit}button{cursor:pointer}.skip-link{position:fixed;z-index:999;left:12px;top:-60px;background:#fff;color:#000;padding:10px 16px}.skip-link:focus{top:12px}.section-dark{background:var(--bg)}.full-screen{position:relative;min-height:100vh;overflow:hidden}.cover{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero-copy,.visual-copy{position:relative;z-index:2;width:min(800px,92vw);margin:auto;padding-top:8.5vh;text-align:center;text-shadow:0 2px 14px rgba(0,0,0,.55)}.hero h1{margin:0;font-size:clamp(58px,5.3vw,84px);font-style:italic;line-height:1}.hero p{margin:18px 0;font-size:21px;font-weight:700}.watch{border:0;border-radius:999px;background:#fff;color:#111;padding:10px 18px}.watch span{font-size:10px}.capabilities{min-height:620px;padding:110px 5vw}.cap-grid{width:min(1200px,100%);margin:auto;display:grid;grid-template-columns:repeat(4,1fr);gap:72px 40px}.cap-grid article{text-align:center}.cap-grid img{width:82px;height:82px;object-fit:contain;margin:0 auto 25px}.cap-grid h2{margin:0;font-size:20px;line-height:1.28}.visual-copy{padding-top:8vh}.visual-copy h2,.heading h2{margin:0;font-size:clamp(42px,3.7vw,58px);line-height:1.08}.visual-copy p,.heading p{max-width:760px;margin:30px auto 0;font-size:17px;line-height:1.4}.visual:after{content:"";position:absolute;inset:0 0 56% 0;background:linear-gradient(rgba(0,0,0,.45),transparent);pointer-events:none}.perception video{filter:brightness(.78)}.feature{min-height:100vh;padding:90px 0}.heading{width:var(--content);margin:0 auto 64px;text-align:center}.heading p{color:var(--muted)}.metrics{width:var(--content);margin:0 auto 65px;display:flex;justify-content:center;gap:80px;text-align:center}.metrics strong{display:block;font-size:54px}.metrics strong b{color:var(--lime)}.metrics span{display:block;color:var(--muted);font-size:17px}.wide-video{width:var(--content);margin:auto;aspect-ratio:2/1;overflow:hidden}.wide-video video{width:100%;height:100%;object-fit:cover}.obstacles{padding:90px 0}.split{width:var(--content);margin:0 auto 90px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.split.reverse img{order:2}.split img{width:100%;height:588px;object-fit:cover}.split h3{margin:0 0 22px;font-size:40px}.split p{margin:0;color:var(--muted);font-size:19px;line-height:1.45}.interaction{padding:75px 0 110px}.interaction-grid{width:var(--content);margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:24px}.interaction-grid img{width:100%;aspect-ratio:3/2;object-fit:cover}.interaction-grid p{margin:22px 0 0;color:var(--muted);font-size:18px;line-height:1.45}.runtime{padding:120px 0}.runtime .split{margin-bottom:0}.runtime .split img{height:590px}.iot{padding:105px 0}.iot-grid{width:var(--content);margin:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.iot-grid article{background:#1d1d1e}.iot-grid img{width:100%;height:440px;object-fit:contain}.iot-grid h3{height:100px;margin:0;display:grid;place-items:center;font-size:22px}.specifications{min-height:100vh;padding:45px 0 90px}.spec-shell{width:min(1100px,calc(100vw - 48px));margin:auto;display:grid;grid-template-columns:300px 1fr;gap:65px}.spec-visual{padding-top:55px}.spec-visual img{width:260px}.spec-content h2{font-size:44px;margin:0 0 35px;padding-bottom:25px;border-bottom:1px solid #555}.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px 70px}.spec-grid dl{margin:0}.spec-grid dt{margin-bottom:14px;color:var(--muted);font-size:17px}.spec-grid dd{margin:0;line-height:1.45}.contact{width:45%;min-width:260px;margin-top:65px;padding:13px;border:0;border-radius:3px;background:var(--blue);color:#fff}.demo{position:fixed;z-index:80;right:4vw;bottom:7vh;border:0;background:transparent;color:#000;padding:0;display:flex;flex-direction:column;align-items:center}.demo span{width:120px;height:120px;border:3px solid var(--lime);border-radius:50%;background:#fff;display:grid;place-items:center;overflow:hidden}.demo img{width:105px}.demo strong{margin-top:-14px;background:var(--lime);padding:10px 15px;border-radius:6px;white-space:nowrap}.video-modal,.contact-modal{position:fixed;z-index:200;inset:0;background:rgba(0,0,0,.94);opacity:0;visibility:hidden;transition:.25s}.video-modal.open,.contact-modal.open{opacity:1;visibility:visible}.video-modal{display:grid;place-items:center;padding:5vw}.video-modal video{width:min(1200px,100%);max-height:88vh}.video-modal>button,.modal-close{position:absolute;z-index:3;right:24px;top:16px;border:0;background:transparent;color:#fff;font-size:42px}.contact-modal{display:grid;place-items:center;padding:24px}.contact-card{position:relative;width:min(960px,100%);background:#18181a;display:grid;grid-template-columns:1fr 1fr;gap:45px;padding:60px}.contact-card h2{font-size:42px}.contact-card a{color:#fff}.contact-card form{display:grid;gap:14px}.contact-card label{display:grid;gap:7px;color:#bbb}.contact-card input,.contact-card textarea{border:1px solid #444;background:#090909;color:#fff;padding:11px}.contact-card form button{border:0;background:var(--lime);color:#000;padding:13px}.status{color:var(--lime)}.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s,transform .8s cubic-bezier(.2,.8,.2,1)}.reveal.visible{opacity:1;transform:none}
@media(max-width:900px){.cap-grid{grid-template-columns:repeat(2,1fr)}.split{gap:30px}.split img{height:480px}.iot-grid img{height:340px}.spec-shell{grid-template-columns:220px 1fr;gap:35px}.spec-grid{gap:35px}}
@media(max-width:680px){:root{--content:calc(100vw - 30px)}.hero-copy{padding-top:7vh}.hero h1{font-size:12vw}.hero p{font-size:16px}.hero .cover{object-position:center bottom}.capabilities{padding:75px 15px}.cap-grid{gap:50px 10px}.cap-grid img{width:62px;height:62px;margin-bottom:15px}.cap-grid h2{font-size:15px}.full-screen{min-height:730px}.visual-copy{padding-top:55px}.visual-copy h2,.heading h2{font-size:34px}.visual-copy p,.heading p{font-size:14px}.feature,.obstacles,.interaction,.runtime,.iot{min-height:auto;padding:70px 0}.heading{margin-bottom:35px}.metrics{gap:22px;margin-bottom:40px}.metrics strong{font-size:31px}.metrics span{font-size:12px}.wide-video{width:100%;aspect-ratio:1}.split,.split.reverse{grid-template-columns:1fr;gap:25px;margin-bottom:65px}.split.reverse img{order:0}.split img,.runtime .split img{height:auto;max-height:540px}.split h3{font-size:29px}.split p{font-size:15px}.interaction-grid,.iot-grid{grid-template-columns:1fr}.interaction-grid p{font-size:15px}.iot-grid img{height:auto;max-height:480px}.specifications{min-height:auto;padding:65px 0}.spec-shell{grid-template-columns:1fr}.spec-visual{padding:0}.spec-visual img{width:220px;margin:auto}.spec-content h2{font-size:34px}.spec-grid{grid-template-columns:1fr;gap:28px}.contact{width:100%;min-width:0}.demo{right:12px;bottom:20px}.demo span{width:82px;height:82px}.demo img{width:70px}.demo strong{font-size:11px;padding:8px 10px}.contact-card{grid-template-columns:1fr;padding:46px 24px}}

/* Escala e ritmo vertical alinhados com a página oficial PUDU. */
.hero.full-screen {
  height:clamp(620px,56.7vw,760px);
  min-height:0;
}

.hero-copy {
  padding-top:56px;
}

.hero h1 {
  font-size:clamp(38px,3.25vw,50px);
}

.hero p {
  margin:16px 0;
  font-size:20px;
  font-weight:400;
}

.visual.full-screen {
  height:clamp(650px,56.7vw,760px);
  min-height:0;
}

.visual-copy {
  padding-top:70px;
}

.visual-copy h2,
.heading h2 {
  font-size:clamp(38px,3.35vw,52px);
}

.feature,
.specifications {
  min-height:0;
}

.product-note {
  width:min(1100px,calc(100vw - 48px));
  margin:62px auto 0;
  color:var(--muted);
  font-size:14px;
}

/* Formulário personalizado do produto, consistente com as restantes páginas Elything. */
.contact-modal {
  padding:24px;
  background:rgba(6,10,15,.88);
  backdrop-filter:blur(14px);
}

.contact-card {
  width:min(100%,980px);
  max-height:90vh;
  overflow:auto;
  grid-template-columns:.9fr 1.1fr;
  gap:50px;
  padding:clamp(30px,5vw,65px);
  border-radius:20px;
  background:#fff;
  color:#111;
}

.contact-card .modal-close {
  top:14px;
  right:18px;
  width:42px;
  height:42px;
  color:#111;
  font-size:35px;
}

.contact-intro {
  display:flex;
  flex-direction:column;
  min-width:0;
}

.contact-card .kicker {
  margin:0;
  color:#0875ff;
  font-size:12px;
  font-weight:700;
  letter-spacing:.15em;
  text-transform:uppercase;
}

.contact-card h2 {
  margin:22px 0;
  font-size:clamp(34px,3vw,54px);
  line-height:1.05;
  letter-spacing:-.05em;
}

.contact-card > div > a {
  display:block;
  margin-top:10px;
  color:#111;
  text-decoration:none;
  font-weight:600;
}

.contact-robot {
  width:min(78%,250px);
  height:260px;
  margin:auto auto -34px;
  object-fit:contain;
  object-position:center bottom;
  transform-origin:50% 100%;
  filter:drop-shadow(0 14px 10px rgba(0,77,120,.16));
}

.contact-modal.open .contact-robot {
  animation:contactRobotEnter .65s cubic-bezier(.2,.85,.25,1) both,contactRobotFloat 3.2s ease-in-out .65s infinite;
}

.contact-card form {
  gap:13px;
}

.contact-card label {
  gap:6px;
  color:#111;
  font-size:13px;
  font-weight:600;
}

.contact-card input,
.contact-card textarea {
  width:100%;
  padding:11px;
  border:1px solid #d7d9dc;
  border-radius:4px;
  background:#fafafa;
  color:#111;
  resize:vertical;
}

.contact-card .selected-product input {
  border-color:#92bfff;
  background:#eef5ff;
  font-weight:700;
  cursor:default;
}

.contact-card form button {
  padding:14px;
  background:#111;
  color:#fff;
  font-weight:700;
}

.form-status {
  min-height:20px;
  margin:0;
  color:#45494d;
  font-size:13px;
}

@keyframes contactRobotEnter {
  0% { opacity:0; transform:translateY(45px) scale(.88); }
  70% { opacity:1; transform:translateY(-7px) scale(1.02); }
  100% { opacity:1; transform:translateY(0) scale(1); }
}

@keyframes contactRobotFloat {
  0%,100% { transform:translateY(0) rotate(-.35deg); }
  50% { transform:translateY(-10px) rotate(.35deg); }
}

@media(max-width:680px) {
  .hero.full-screen {
    height:clamp(630px,170vw,760px);
  }

  .hero-copy {
    padding-top:44px;
  }

  .hero h1 {
    font-size:clamp(38px,11vw,50px);
  }

  .visual.full-screen {
    height:clamp(650px,160vw,760px);
  }

  .visual-copy {
    padding:50px 20px 0;
  }

  .product-note {
    width:calc(100vw - 30px);
    margin-top:45px;
  }

  .contact-modal {
    padding:16px;
  }

  .contact-card {
    display:block;
    padding:50px 22px 26px;
  }

  .contact-robot {
    width:150px;
    height:180px;
    margin:24px auto 0;
  }

  .contact-card form {
    margin-top:26px;
  }
}

@media(prefers-reduced-motion:reduce) {
  .contact-modal.open .contact-robot {
    animation:none;
  }
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}}