/* =========================================================
   Turing Electronic — sistema de estilo
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&display=swap');

:root{
  --ink:        #0B1220;
  --ink-soft:   #17223B;
  --paper:      #F5F7FA;
  --white:      #FFFFFF;
  --blue:       #0095FF;
  --blue-deep:  #0072C6;
  --cyan:       #49E1FF;
  --muted:      #5B6B82;
  --muted-lt:   #8C9AB0;
  --line:       #E3E8EF;
  --line-dark:  #253352;
  --radius:     10px;
  --font-head:  'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:  'Inter', 'Segoe UI', sans-serif;
  --maxw:       1180px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
h1,h2,h3,h4{
  font-family: var(--font-head);
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
p{ margin: 0 0 1em; color: var(--muted); max-width: 62ch; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family: inherit; cursor:pointer; }

.wrap{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight:600;
  font-size: .96rem;
  border: 1px solid transparent;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--blue); color:#fff; }
.btn-primary:hover{ background: var(--blue-deep); }
.btn-ghost{ background: transparent; color:#fff; border-color: rgba(255,255,255,.35); }
.btn-ghost:hover{ border-color:#fff; }
.btn-outline{ background: transparent; color: var(--ink); border-color: var(--line); }
.btn-outline:hover{ border-color: var(--blue); color: var(--blue); }

/* ---------- navbar ---------- */
.nav{
  position: sticky; top:0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height: 76px;
}
.nav-logo{ display:flex; align-items:center; gap:10px; }
.nav-logo img{ height: 34px; width:auto; }
.brand-word{ font-family: var(--font-head); font-size: 1.08rem; color: var(--ink); font-weight:600; }
.brand-word em{ font-style:normal; color: var(--blue); }
.brand-word small{ display:block; font-family: var(--font-body); font-weight:400; font-size:.62rem; color: var(--muted); letter-spacing:.04em; margin-top:-2px; }
.nav-links{
  display:flex; align-items:center; gap: 34px;
}
.nav-links a{
  font-size: .95rem; font-weight:500; color: var(--ink);
  position: relative; padding: 6px 0;
}
.nav-links a::after{
  content:''; position:absolute; left:0; right:100%; bottom:0; height:2px;
  background: var(--blue); transition: right .2s ease;
}
.nav-links a:hover::after, .nav-links a.active::after{ right:0; }
.nav-links a.active{ color: var(--blue); }
.nav-right{ display:flex; align-items:center; gap:18px; }
.nav-cta{ display:flex; align-items:center; gap:20px; }
.nav-cta .btn{ padding: 10px 20px; font-size:.9rem; }
.nav-toggle{
  display:none; background:none; border:0; width:36px; height:30px;
  position: relative; flex-shrink:0;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:''; position:absolute; left:4px; right:4px; height:2px; background: var(--ink);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle span{ top:14px; }
.nav-toggle span::before{ top:-8px; }
.nav-toggle span::after{ top:8px; }
.nav-toggle.open span{ background: transparent; }
.nav-toggle.open span::before{ transform: rotate(45deg) translate(6px,6px); }
.nav-toggle.open span::after{ transform: rotate(-45deg) translate(6px,-6px); }

@media (max-width: 880px){
  .nav-links{
    position: fixed; top:76px; left:0; right:0;
    background: var(--white); flex-direction:column; align-items:flex-start;
    padding: 20px 28px 26px; gap: 18px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px); opacity:0; pointer-events:none;
    transition: transform .18s ease, opacity .18s ease;
  }
  .nav-links.open{ transform: translateY(0); opacity:1; pointer-events:auto; }
  .nav-cta .btn-outline{ display:none; }
  .nav-toggle{ display:block; }
}

/* ---------- hero (circuito) ---------- */
.hero{
  position:relative;
  background: radial-gradient(1100px 620px at 82% -10%, #12233F 0%, var(--ink) 55%);
  color:#fff;
  overflow:hidden;
  padding: 92px 0 84px;
}
.hero-grid{
  position:absolute; inset:0;
  background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events:none;
}
.hero-circuit{ position:absolute; right:-40px; top:0; height:100%; width:56%; opacity:.9; pointer-events:none; }
.hero .wrap{ position:relative; z-index:2; }
.hero-inner{ max-width: 640px; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:.82rem; font-weight:600; color: var(--cyan);
  margin-bottom: 18px;
}
.eyebrow::before{ content:''; width:8px; height:8px; border-radius:50%; background: var(--cyan); box-shadow:0 0 0 4px rgba(73,225,255,.15); }
.hero h1{ font-size: clamp(2.1rem, 4.4vw, 3.3rem); color:#fff; margin-bottom:.45em; }
.hero p.lead{ color: #B9C4DA; font-size: 1.08rem; max-width: 52ch; }
.hero-actions{ display:flex; gap:14px; margin-top: 30px; flex-wrap:wrap; }
.hero-facts{
  display:flex; gap: 34px; margin-top: 56px; padding-top: 26px;
  border-top: 1px solid var(--line-dark); flex-wrap:wrap;
}
.hero-facts div strong{ display:block; font-family: var(--font-head); font-size:1.5rem; color:#fff; }
.hero-facts div span{ color: var(--muted-lt); font-size:.86rem; }

/* ---------- seções gerais ---------- */
section{ padding: 84px 0; }
.section-alt{ background: var(--paper); }
.section-head{ max-width: 640px; margin-bottom: 46px; }
.section-head h2{ font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--ink); }
.kicker{
  color: var(--blue); font-weight:600; font-size:.85rem; margin-bottom:10px; display:block;
}

/* ---------- sobre / intro home ---------- */
.about-flex{ display:grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items:center; }
.about-flex img{ border-radius: var(--radius); }
.pillars{ display:grid; grid-template-columns: repeat(3,1fr); gap:22px; margin-top: 44px; }
.pillar{ border-top: 2px solid var(--blue); padding-top:14px; }
.pillar h4{ font-size: 1.02rem; color: var(--ink); }
.pillar p{ font-size:.94rem; margin:0; }

@media (max-width: 860px){
  .about-flex{ grid-template-columns:1fr; }
  .pillars{ grid-template-columns:1fr; }
}

/* ---------- grelha de serviços (home) ---------- */
.service-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line); border:1px solid var(--line); border-radius: var(--radius); overflow:hidden;
}
.service-cell{
  background:#fff; padding: 30px 26px; transition: background .15s ease;
}
.service-cell:hover{ background: var(--paper); }
.service-cell i{ color: var(--blue); font-size:1.3rem; margin-bottom: 14px; display:block; }
.service-cell h3{ font-size: 1.04rem; color: var(--ink); margin-bottom:6px; }
.service-cell p{ font-size:.92rem; margin:0; }

@media (max-width: 860px){ .service-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .service-grid{ grid-template-columns: 1fr; } }

/* ---------- galeria de trabalhos ---------- */
.gallery{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.gallery figure{ margin:0; }
.gallery .photo{
  border-radius: var(--radius); overflow:hidden; aspect-ratio: 4/3;
}
.gallery .photo img{ width:100%; height:100%; object-fit:cover; }
.gallery figcaption{ margin-top: 12px; font-family: var(--font-head); font-size:1rem; color: var(--ink); }
.gallery figcaption span{ display:block; font-family: var(--font-body); color: var(--muted); font-size:.86rem; font-weight:400; margin-top:2px; }

@media (max-width: 860px){ .gallery{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .gallery{ grid-template-columns: 1fr; } }

/* ---------- faixa contacto ---------- */
.cta-band{
  background: linear-gradient(100deg, var(--blue) 0%, var(--blue-deep) 100%);
  color:#fff; padding: 56px 0;
}
.cta-band .wrap{
  display:flex; align-items:center; justify-content:space-between; gap: 24px; flex-wrap:wrap;
}
.cta-band h2{ color:#fff; margin:0; font-size: 1.5rem; }
.cta-band p{ color: rgba(255,255,255,.85); margin:.35em 0 0; }
.cta-band .btn{ background:#fff; color: var(--blue-deep); }
.cta-band .btn:hover{ background:#eaf5ff; }

/* ---------- footer ---------- */
footer{ background: var(--ink); color: #9FADC6; padding: 64px 0 26px; }
.footer-grid{
  display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 40px;
  padding-bottom: 40px; border-bottom: 1px solid var(--line-dark);
}
.footer-brand{ display:block; }
.footer-brand-top{ display:flex; align-items:center; gap:10px; margin-bottom: 16px; }
.logo-badge{
  background:#fff; border-radius:9px; width:42px; height:42px;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.logo-badge img{ height:26px; width:auto; }
.footer-brand-top .brand-word{ color:#fff; }
.footer-brand p{ color:#8290A9; font-size:.92rem; }
footer h5{ color:#fff; font-family: var(--font-head); font-size:.95rem; margin-bottom: 16px; }
footer ul li{ margin-bottom: 10px; font-size:.92rem; }
footer ul li a:hover{ color:#fff; }
footer ul li i{ width:16px; color: var(--blue); margin-right:8px; }
.footer-bottom{
  padding-top: 22px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
  font-size:.84rem; color:#6C7A94;
}
.footer-bottom a:hover{ color:#fff; }

@media (max-width: 860px){
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px){
  .footer-grid{ grid-template-columns: 1fr; }
}

/* ---------- página: serviços ---------- */
.svc-page-hero{
  background: var(--ink); color:#fff; padding: 64px 0 54px; position:relative; overflow:hidden;
}
.svc-list{ display:flex; flex-direction:column; }
.svc-row{
  display:grid; grid-template-columns: 120px 1fr; gap: 30px;
  padding: 40px 0; border-top: 1px solid var(--line);
}
.svc-row:last-child{ border-bottom: 1px solid var(--line); }
.svc-num{ font-family: var(--font-head); font-size: 2.4rem; color: var(--line); font-weight:600; }
.svc-body h3{ font-size: 1.25rem; color: var(--ink); margin-bottom:8px; }
.svc-body{ display:grid; grid-template-columns: 1fr; gap: 18px; align-items:center; }
.svc-body.with-photo{ grid-template-columns: 1.15fr .85fr; align-items:center; }
.svc-photo{ border-radius: var(--radius); overflow:hidden; aspect-ratio: 4/3; }
.svc-photo img{ width:100%; height:100%; object-fit:cover; }
.svc-text i{ color: var(--blue); font-size:1.15rem; margin-bottom:10px; display:block; }

@media (max-width: 760px){
  .svc-row{ grid-template-columns: 60px 1fr; }
  .svc-num{ font-size:1.5rem; }
  .svc-body.with-photo{ grid-template-columns:1fr; }
  .svc-body.with-photo .svc-photo{ order:-1; }
}

/* ---------- página: sobre ---------- */
.sobre-hero{ background: var(--ink); color:#fff; padding: 64px 0 54px; }
.sobre-flex{ display:grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items:start; }
.info-card{
  border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; margin-top: 22px;
}
.info-card a.download{
  display:flex; align-items:center; gap:12px; font-weight:600; color: var(--ink);
}
.info-card a.download i{ color: var(--blue); font-size:1.3rem; }
.info-card small{ display:block; color: var(--muted); margin-top:4px; font-weight:400; }
.map-frame{ border-radius: var(--radius); overflow:hidden; border:1px solid var(--line); }
.map-frame iframe{ width:100%; height: 360px; border:0; display:block; }

@media (max-width: 860px){ .sobre-flex{ grid-template-columns: 1fr; } }

/* ---------- página: contacto ---------- */
.contact-hero{ background: var(--ink); color:#fff; padding: 64px 0 54px; }
.contact-grid{ display:grid; grid-template-columns: .9fr 1.1fr; gap: 54px; }
.contact-item{ display:flex; gap:16px; padding: 22px 0; border-top:1px solid var(--line); }
.contact-item:last-child{ border-bottom:1px solid var(--line); }
.contact-item i{
  width: 42px; height:42px; border-radius:50%; background: var(--paper); color: var(--blue);
  display:flex; align-items:center; justify-content:center; flex-shrink:0; font-size:1rem;
}
.contact-item h4{ font-size:1rem; margin-bottom:2px; color: var(--ink); }
.contact-item p{ margin:0; font-size:.94rem; }
.contact-item a{ color: var(--blue); font-weight:500; }

@media (max-width: 860px){ .contact-grid{ grid-template-columns:1fr; } }

/* ---------- utilidades ---------- */
.text-center{ text-align:center; }