:root{
  --bg:#0b0f12;
  --bg-2:#11161b;
  --panel:#151b20;
  --panel-2:#1a2127;
  --text:#f5f5f2;
  --muted:#a8afb5;
  --line:rgba(255,255,255,.10);
  --gold:#d49a34;
  --gold-2:#f1bd5d;
  --max:1220px;
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(8,11,14,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line)
}
.nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;flex-direction:column;min-width:210px}
.brand-mark{font-size:21px;letter-spacing:.14em;font-weight:700}
.brand-mark span{color:var(--gold)}
.brand-sub{font-size:8px;letter-spacing:.42em;color:var(--gold);margin-top:3px}
.main-nav{display:flex;align-items:center;gap:24px;margin-left:auto}
.main-nav a{font-size:13px;color:#d7dade;position:relative}
.main-nav a:hover,.main-nav a.active{color:var(--gold-2)}
.nav-cta{margin-left:8px}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;padding:8px}
.nav-toggle span{display:block;width:25px;height:2px;background:white;margin:5px 0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 22px;border-radius:4px;
  text-transform:uppercase;font-size:12px;font-weight:700;letter-spacing:.03em;
  border:1px solid transparent;transition:.25s ease
}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),#b87518);color:#111}
.btn-gold:hover{transform:translateY(-2px);filter:brightness(1.08)}
.btn-outline{border-color:rgba(241,189,93,.65);color:#fff;background:rgba(0,0,0,.15)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-2)}
.hero{
  position:relative;min-height:760px;display:flex;flex-direction:column;
  justify-content:flex-end;overflow:hidden;
  background:
    radial-gradient(circle at 78% 35%,rgba(212,154,52,.18),transparent 24%),
    linear-gradient(90deg,rgba(6,9,12,.98) 0%,rgba(6,9,12,.88) 38%,rgba(6,9,12,.30) 60%,rgba(6,9,12,.06) 82%),
    linear-gradient(180deg,rgba(6,9,12,.05),rgba(6,9,12,.55)),
    url("../assets/images/hero-house.webp") center right / cover no-repeat;
}
.hero:before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(120deg,transparent 58%,rgba(255,255,255,.035) 58.3%,transparent 58.6%),
    linear-gradient(160deg,transparent 63%,rgba(212,154,52,.10) 63.2%,transparent 63.5%);
  opacity:.8
}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,var(--bg) 100%)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;padding:120px 0 160px}
.hero-copy{max-width:670px}
.eyebrow{color:var(--gold-2);font-size:12px;font-weight:700;letter-spacing:.08em;margin:0 0 14px}
.hero h1{font-size:clamp(46px,6vw,78px);line-height:1.03;margin:0 0 24px;letter-spacing:-.035em}
.hero h1 span{color:var(--gold)}
.hero-text{max-width:630px;font-size:18px;color:#e1e3e5}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-points{
  position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);padding:26px 0 32px
}
.hero-points article{display:flex;gap:14px;align-items:center;padding-right:20px}
.hero-points .icon{font-size:30px;color:var(--gold)}
.hero-points strong{display:block;font-size:13px;text-transform:uppercase}
.hero-points small{display:block;color:var(--muted);font-size:12px}
.section{padding:96px 0;border-top:1px solid var(--line)}
.section-dark{background:var(--bg-2)}
.split{display:grid;grid-template-columns:.95fr 1.35fr;gap:70px;align-items:start}
.intro-grid{align-items:center}
.section-copy h2,.section-heading h2,.cta-band h2{
  font-size:clamp(34px,4vw,52px);line-height:1.1;margin:0 0 22px;letter-spacing:-.025em
}
.section-copy p,.section-heading>p{color:var(--muted);max-width:650px}
.pillars{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.pillars article,.solution-card{
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.015));
  border:1px solid var(--line);padding:28px;border-radius:10px
}
.pillars span,.process-grid span{color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.12em}
.pillars h3,.solution-card h3{margin:12px 0 8px}
.pillars p,.solution-card p{margin:0;color:var(--muted);font-size:14px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:50px;margin-bottom:36px}
.solutions-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.solution-card{min-height:220px;transition:.25s ease}
.solution-card:hover{transform:translateY(-4px);border-color:rgba(212,154,52,.45);background:rgba(212,154,52,.06)}

.showcase{background:
  radial-gradient(circle at 70% 50%,rgba(212,154,52,.12),transparent 26%),
  linear-gradient(120deg,#0d1216,#12100e)}
.showcase-grid{display:grid;grid-template-columns:.8fr 1.4fr;gap:70px;align-items:center}
.check-list{list-style:none;padding:0;margin:25px 0}
.check-list li{margin:8px 0;color:#d8dbdd}
.check-list li:before{content:"✓";color:var(--gold);margin-right:10px}
.text-link{color:var(--gold-2);font-size:13px;font-weight:700;text-transform:uppercase}
.ui-mock{position:relative;min-height:430px}
.screen{
  position:absolute;left:2%;right:12%;top:5%;bottom:5%;
  background:#06090b;border:1px solid rgba(255,255,255,.17);border-radius:24px;padding:14px;
  box-shadow:0 30px 80px rgba(0,0,0,.45)
}
.screen-top{height:40px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;color:#aaa;font-size:12px;padding:8px}
.screen-body{display:grid;grid-template-columns:180px 1fr;height:calc(100% - 40px)}
.screen aside{border-right:1px solid var(--line);padding:18px;display:flex;flex-direction:column;gap:16px}
.screen aside b{font-size:13px;margin-bottom:8px}
.screen aside span{font-size:12px;color:#a8afb5;background:#11161b;padding:9px;border-radius:8px}
.floorplan{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:8px;padding:18px}
.room{display:flex;align-items:center;justify-content:center;border:1px solid rgba(212,154,52,.36);color:#d6aa5a;background:rgba(212,154,52,.05);border-radius:8px}
.phone{
  position:absolute;right:0;bottom:0;width:180px;height:330px;background:#050708;border:1px solid rgba(255,255,255,.16);
  border-radius:30px;box-shadow:0 24px 60px rgba(0,0,0,.55);
  display:flex;flex-direction:column;align-items:center;justify-content:center
}
.phone span{color:var(--muted);font-size:12px}
.phone strong{font-size:36px;margin:22px 0 4px}
.phone small{color:var(--gold)}
.tech-strip{background:#0a0e11}
.tech-grid{align-items:center}
.tech-logos{
  display:grid;
  grid-template-columns:repeat(4,minmax(120px,1fr));
  gap:14px;
}
.brand-logo{
  min-height:92px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:15px 18px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:10px;
  background:#f4f5f5;
  transition:.25s ease;
  overflow:hidden;
}
.brand-logo:hover{
  transform:translateY(-3px);
  border-color:rgba(212,154,52,.55);
  box-shadow:0 12px 30px rgba(0,0,0,.22);
}
.brand-logo img{
  display:block;
  width:auto;
  height:auto;
  max-width:88%;
  max-height:48px;
  object-fit:contain;
}
.brand-wordmark strong{
  color:#15191c;
  font-size:16px;
  font-weight:750;
  letter-spacing:.05em;
  text-align:center;
}
.brand-ha strong{
  color:#18a9e6;
  letter-spacing:0;
  font-size:17px;
}
.brand-modbus strong{
  color:#20252a;
  font-size:20px;
  letter-spacing:.09em;
}
.projects-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.project-card h3{font-size:16px;margin:14px 0 3px}
.project-card p{margin:0;color:var(--muted);font-size:13px}
.project-image{width:100%;aspect-ratio:1.55;object-fit:cover;border-radius:8px;border:1px solid var(--line);display:block;filter:saturate(.92) contrast(1.03)}
.process{background:var(--bg-2)}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.process-grid article{border-top:1px solid rgba(212,154,52,.45);padding:25px 10px 0}
.process-grid h3{margin:10px 0 5px}
.process-grid p{color:var(--muted);font-size:14px}
.cta-band{padding:62px 0;background:
  linear-gradient(90deg,rgba(7,9,10,.98),rgba(65,42,22,.8)),
  #20160e;border-top:1px solid rgba(212,154,52,.25)}
.cta-grid{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta-band h2{font-size:clamp(30px,4vw,46px);margin-bottom:0}
.contact-section{background:#0d1114}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}
.contact-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.small-note{font-size:12px;color:#767d82!important;margin-top:12px}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form label{font-size:12px;color:#cdd1d3;display:flex;flex-direction:column;gap:7px}
.contact-form label:nth-child(4){grid-column:1/-1}
.contact-form input,.contact-form textarea{
  width:100%;background:#12181d;border:1px solid var(--line);border-radius:6px;color:white;padding:14px;outline:none
}
.contact-form input:focus,.contact-form textarea:focus{border-color:rgba(212,154,52,.55)}
.contact-form .btn,.contact-form small{grid-column:1/-1}
.contact-form small{color:var(--muted)}
.site-footer{padding:60px 0 22px;background:#080b0d;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-grid h4{margin-top:0}
.footer-grid a,.footer-grid p{display:block;color:var(--muted);font-size:13px;margin:8px 0}
.footer-logo-box{background:#fff;padding:10px 14px;border-radius:6px;width:250px;margin-bottom:18px}
.footer-logo-box img{
  display:block;
  width:100%;
  height:auto;
  object-fit:contain;
}
.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:35px;padding-top:18px;color:#6f767b;font-size:12px}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}
@media (max-width:1000px){
  .tech-logos{grid-template-columns:repeat(3,1fr)}
  .main-nav,.nav-cta{display:none}
  .nav-toggle{display:block}
  .main-nav.open{
    display:flex;position:absolute;top:78px;left:0;right:0;flex-direction:column;align-items:flex-start;
    background:#0b0f12;padding:24px 20px;border-bottom:1px solid var(--line)
  }
  .hero-grid{grid-template-columns:1fr;padding-top:100px}
  .hero-points{grid-template-columns:repeat(2,1fr);gap:18px}
  .split,.showcase-grid,.contact-grid{grid-template-columns:1fr}
  .solutions-grid,.projects-grid,.process-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .trademark-note{text-align:left!important;max-width:none}
  .tech-logos{grid-template-columns:repeat(2,1fr)}
  .brand-logo{min-height:78px;padding:10px 12px}
  .brand-logo img{max-height:40px}.brand-wordmark strong{font-size:13px}
  .container{width:min(100% - 28px,var(--max))}
  .nav-wrap{height:70px}
  .brand{min-width:0}
  .brand-mark{font-size:17px}.brand-sub{font-size:6px}
  .hero{min-height:auto}
  .hero-grid{padding:88px 0 90px}
  .hero-text{font-size:16px}
  .hero-points{grid-template-columns:1fr;padding-bottom:24px}
  .hero-points article{border-bottom:1px solid var(--line);padding:0 0 14px}
  .section{padding:72px 0}
  .section-heading{display:block}
  .section-heading>p{margin-top:20px}
  .pillars,.solutions-grid,.projects-grid,.process-grid{grid-template-columns:1fr}
  .ui-mock{min-height:520px}
  .screen{right:4%;bottom:120px}
  .screen-body{grid-template-columns:1fr}
  .screen aside{display:none}
  .phone{width:155px;height:285px;right:10px}
  .cta-grid{display:block}
  .cta-grid .btn{margin-top:26px}
  .contact-form{grid-template-columns:1fr}
  .contact-form label,.contact-form label:nth-child(4),.contact-form .btn,.contact-form small{grid-column:1}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{display:block}
  .footer-bottom span{display:block;margin:5px 0}
}


.icon svg,
.solution-icon svg{
  width:1em;
  height:1em;
  display:block;
  fill:none;
  stroke:currentColor;
  stroke-width:1.7;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.hero-points .icon{
  width:38px;
  height:38px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--gold);
  flex:0 0 38px;
}
.hero-points .icon svg{
  width:30px;
  height:30px;
}
.solution-icon{
  width:44px;
  height:44px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--gold);
  margin-bottom:8px;
}
.solution-icon svg{
  width:38px;
  height:38px;
}

.brand-wordmark strong{
  font-size:15px;
  letter-spacing:.09em;
  font-weight:700;
  white-space:normal;
}

.trademark-note{max-width:520px;font-size:10px!important;line-height:1.45;color:#5f676d!important;text-align:right}

.brand-logo-img{
  width:34px;
  height:34px;
  object-fit:contain;
  flex:0 0 auto;
}

/* Home Assistant supplied vertical wordmark */
.brand-logo img[src$="home-assistant.svg"] {
  width: 145px;
  height: auto;
  max-height: 70px;
  object-fit: contain;
}


/* V1.13 — dashboards reais + painel de parede com duas vistas */
.interface-section{overflow:hidden}
.interface-layout{
  display:grid;
  grid-template-columns:minmax(300px,.75fr) minmax(560px,1.45fr);
  gap:64px;
  align-items:center;
}
.interface-copy>p:not(.eyebrow){max-width:520px}
.device-showcase{
  position:relative;
  min-height:585px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px 52px 118px 0;
}
.device-showcase::before{
  content:"";
  position:absolute;
  width:70%;
  height:65%;
  right:8%;
  top:14%;
  background:radial-gradient(circle,rgba(212,154,52,.11),transparent 67%);
  filter:blur(18px);
  pointer-events:none;
}
.tablet-device{
  position:relative;
  width:min(100%,760px);
  padding:11px;
  border-radius:23px;
  background:linear-gradient(145deg,#30353a,#0a0c0e 48%,#282d31);
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 34px 70px rgba(0,0,0,.48), inset 0 0 0 1px rgba(255,255,255,.05);
  transform:perspective(1300px) rotateY(-4deg) rotateX(1deg);
  z-index:1;
}
.tablet-screen{
  overflow:hidden;
  border-radius:14px;
  background:#111;
  aspect-ratio:1851/923;
}
.tablet-screen img{
  width:100%;
  height:100%;
  object-fit:contain;
  object-position:center;
  display:block;
}
.tablet-camera{
  position:absolute;
  width:5px;height:5px;border-radius:50%;
  background:#050607;top:4px;left:50%;z-index:2;
}
.phone-device{
  position:absolute;
  width:178px;
  right:2px;
  bottom:66px;
  padding:7px;
  border-radius:27px;
  background:linear-gradient(145deg,#34383c,#08090a 55%,#292d31);
  border:1px solid rgba(255,255,255,.22);
  box-shadow:0 28px 55px rgba(0,0,0,.58);
  z-index:4;
  transform:rotate(2deg);
}
.phone-screen{
  position:relative;
  overflow:hidden;
  border-radius:21px;
  background:#170027;
  aspect-ratio:393/873;
}
.phone-shot{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:center top;display:block;
  opacity:0;
}
.phone-shot-1{animation:techathomePhoneCycle1 18s ease-in-out infinite}
.phone-shot-2{animation:techathomePhoneCycle2 18s ease-in-out infinite}
.phone-shot-3{animation:techathomePhoneCycle3 18s ease-in-out infinite}
@keyframes techathomePhoneCycle1{
  0%,29%{opacity:1}
  34%,95%{opacity:0}
  100%{opacity:1}
}
@keyframes techathomePhoneCycle2{
  0%,29%{opacity:0}
  34%,62%{opacity:1}
  67%,100%{opacity:0}
}
@keyframes techathomePhoneCycle3{
  0%,62%{opacity:0}
  67%,95%{opacity:1}
  100%{opacity:0}
}
.phone-speaker{
  position:absolute;width:38px;height:4px;border-radius:5px;
  background:#08090a;top:10px;left:50%;transform:translateX(-50%);
  z-index:5;opacity:.8;
}
.wallpanel-device{
  position:absolute;
  width:310px;
  left:10%;
  bottom:2px;
  padding:8px;
  border-radius:14px;
  background:linear-gradient(145deg,#303438,#070809 55%,#25292d);
  border:1px solid rgba(255,255,255,.20);
  box-shadow:0 24px 48px rgba(0,0,0,.52), inset 0 0 0 1px rgba(255,255,255,.04);
  z-index:3;
  transform:perspective(1000px) rotateY(2deg) rotateX(-1deg);
}
.wallpanel-screen{
  position:relative;
  overflow:hidden;
  border-radius:7px;
  background:#000;
  aspect-ratio:925/549;
}
.wallpanel-shot{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:contain;
  object-position:center;
  display:block;
}
.wallpanel-shot-secondary{
  opacity:0;
  animation:techathomeWallCycle 14s ease-in-out infinite;
}
.wallpanel-shot-active{
  animation:techathomeWallCycleFirst 14s ease-in-out infinite;
}
@keyframes techathomeWallCycle{
  0%,42%{opacity:0}
  50%,92%{opacity:1}
  100%{opacity:0}
}
@keyframes techathomeWallCycleFirst{
  0%,42%{opacity:1}
  50%,92%{opacity:0}
  100%{opacity:1}
}
@media (max-width:1050px){
  .interface-layout{grid-template-columns:1fr;gap:30px}
  .interface-copy{text-align:center}
  .interface-copy>p:not(.eyebrow){margin-left:auto;margin-right:auto}
  .check-list{display:inline-block;text-align:left}
  .device-showcase{max-width:820px;margin:0 auto;width:100%;padding-bottom:110px}
  .wallpanel-device{left:8%;width:285px}
}
@media (max-width:680px){
  .device-showcase{min-height:430px;padding:20px 30px 100px 0}
  .tablet-device{border-radius:16px;padding:7px;transform:none}
  .tablet-screen{border-radius:10px}
  .phone-device{width:108px;border-radius:19px;padding:5px;right:0;bottom:54px}
  .phone-screen{border-radius:15px}
  .phone-speaker{width:24px;height:3px;top:7px}
  .wallpanel-device{width:190px;left:4%;bottom:4px;padding:5px;border-radius:10px;transform:none}
  .wallpanel-screen{border-radius:5px}
}
@media (prefers-reduced-motion:reduce){
  .phone-shot,.wallpanel-shot{animation:none!important;transition:none!important}
  .phone-shot{opacity:0!important}
  .phone-shot-1{opacity:1!important}
  .phone-shot-2,.phone-shot-3,.wallpanel-shot-secondary{display:none}
}


/* V1.28 — tablet: troca direta sem flash preto */
.tablet-screen{
  position:relative;
  background:#111;
}
.tablet-shot{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:contain;
  object-position:center;
  display:block;
  opacity:0;
  visibility:hidden;
  transition:none!important;
}
.tablet-shot.is-active{
  opacity:1;
  visibility:visible;
}

@media (prefers-reduced-motion:reduce){
  .tablet-shot{opacity:0;visibility:hidden}
  .tablet-shot-1{opacity:1;visibility:visible}
}

/* V1.22 — formulário funcional */
.form-hp{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.form-status.is-success{color:#d4a33b}
.form-status.is-error{color:#ff8b8b}

/* V1.30 — formulário de contacto */
.contact-form button:disabled{opacity:.7;cursor:wait}
.form-status.is-sending{color:#cdd1d3}