/* Only Informática — site institucional
   CSS escrito à mão, sem framework (Bootstrap removido).
   Tema escuro/premium: fundo quase-preto + acentos em azul/branco.
   "Ilhas claras" (--surface-light) reservadas pra fotos de produto, formulários e tabelas. */

:root{
  --font-heading:"Poppins",system-ui,sans-serif;
  --font-body:"Inter","Open Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;

  --color-brand:#3b6bff;
  --color-brand-dark:#0d42ff;
  --color-brand-soft:rgba(59,107,255,.16);

  /* Texto/fundo padrão do site: tema escuro */
  --color-ink:#f4f6fb;
  --color-ink-soft:#c1c8d6;
  --color-muted:#8991a3;

  --color-bg:#0a0a0d;
  --color-bg-soft:#131318;
  --color-bg-dark:#050506;
  --color-surface:#17171e;
  --color-surface-2:#1e1e27;
  --color-border:#26262f;

  --color-whatsapp:#25d366;
  --color-whatsapp-dark:#1ebe5b;
  --color-danger:#ff7a68;

  /* "Ilhas claras": fotos de produto, formulários, tabelas */
  --surface-light:#ffffff;
  --surface-light-soft:#f5f7fb;
  --ink-on-light:#0e1d34;
  --ink-soft-on-light:#45526b;
  --muted-on-light:#6b7684;
  --border-on-light:#e3e8ef;
  --shadow-on-light:0 10px 30px rgba(14,29,52,.10);
  --shadow-sm-on-light:0 2px 10px rgba(14,29,52,.06);

  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 14px rgba(0,0,0,.35);
  --shadow:0 20px 50px rgba(0,0,0,.5);
  --container:1180px;
  --header-h:76px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--color-ink-soft);
  background:var(--color-bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none;margin:0;padding:0}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{font-family:var(--font-heading);color:var(--color-ink);margin:0 0 .5em;line-height:1.25}
h1{font-size:clamp(2rem,4vw,3rem);font-weight:700}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:700}
h3{font-size:1.15rem;font-weight:600}
p{margin:0 0 1em}
.container{max-width:var(--container);margin-inline:auto;padding-inline:22px}
.section{padding:72px 0}
.section--soft{background:var(--color-bg-soft)}
.section-head{max-width:640px;margin-bottom:40px}
.section-head span.eyebrow{display:inline-block;color:var(--color-brand);font-weight:700;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 24px;border-radius:999px;font-weight:600;font-size:.95rem;
  border:2px solid transparent;transition:transform .15s ease,box-shadow .15s ease,background-color .15s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:18px;height:18px;flex-shrink:0}
.btn--brand{background:var(--color-brand);color:#fff;box-shadow:0 8px 22px rgba(59,107,255,.35)}
.btn--brand:hover{background:var(--color-brand-dark)}
.btn--whatsapp{background:var(--color-whatsapp);color:#fff;box-shadow:0 8px 18px rgba(37,211,102,.3)}
.btn--whatsapp:hover{background:var(--color-whatsapp-dark)}
.btn--ghost{background:transparent;border-color:var(--color-border);color:var(--color-ink)}
.btn--ghost:hover{border-color:var(--color-brand);color:var(--color-brand)}
.btn--sm{padding:9px 16px;font-size:.85rem}
.btn--block{width:100%;justify-content:center}

/* ---------- Header ---------- */
.site-header{
  position:fixed;inset-block-start:0;inset-inline:0;z-index:100;height:var(--header-h);
  display:flex;align-items:center;background:rgba(10,10,13,.82);backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;transition:border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{border-color:var(--color-border);box-shadow:var(--shadow-sm)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-heading);font-weight:700;font-size:1.3rem;color:var(--color-ink)}
.brand .logo-icon{width:46px;height:46px;overflow:hidden;position:relative;flex-shrink:0}
.brand .logo-icon img{position:absolute;top:0;left:50%;width:150%;max-width:none;height:auto;transform:translateX(-50%)}
.nav{display:flex;align-items:center;gap:28px}
.nav a{font-weight:600;font-size:.95rem;color:var(--color-ink-soft);padding:6px 2px;border-bottom:2px solid transparent}
.nav a:hover,.nav a.is-active{color:var(--color-brand);border-color:var(--color-brand)}
.header-actions{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;background:none;border:0;padding:8px;color:var(--color-ink)}
.nav-toggle svg{width:26px;height:26px}

@media (max-width:900px){
  .nav{
    position:fixed;inset:var(--header-h) 0 0 auto;width:min(320px,85vw);height:calc(100vh - var(--header-h));
    background:var(--color-surface);flex-direction:column;align-items:flex-start;gap:4px;padding:24px;
    box-shadow:-10px 0 30px rgba(0,0,0,.4);transform:translateX(100%);transition:transform .25s ease;overflow-y:auto;
  }
  body.nav-open .nav{transform:translateX(0)}
  .nav a{display:block;width:100%;padding:12px 4px;border-bottom:1px solid var(--color-border)}
  .header-actions .btn--whatsapp span{display:none}
  .nav-toggle{display:inline-flex}
}

/* ---------- Hero ---------- */
.hero{
  padding:calc(var(--header-h) + 64px) 0 72px;
  background:
    radial-gradient(900px 480px at 85% -10%, rgba(59,107,255,.22), transparent 60%),
    radial-gradient(700px 420px at -10% 110%, rgba(37,211,102,.10), transparent 60%),
    var(--color-bg);
}
.hero .container{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--color-brand-soft);color:#a9bfff;font-weight:700;font-size:.8rem;padding:8px 14px;border-radius:999px;margin-bottom:18px}
.hero h1{margin-bottom:16px}
.hero h1 em{color:var(--color-brand);font-style:normal}
.hero-lead{font-size:1.1rem;max-width:52ch;color:var(--color-ink-soft)}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-trust{display:flex;flex-wrap:wrap;gap:22px;margin-top:36px;color:var(--color-muted);font-size:.85rem}
.hero-trust li{display:flex;align-items:center;gap:8px;font-weight:600}
.hero-trust svg{width:18px;height:18px;color:var(--color-whatsapp)}

.hero-photo{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/5;border:1px solid var(--color-border)}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,5,6,.55),transparent 45%)}
.hero-photo .device-card{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:1;
  background:rgba(23,23,30,.88);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);
  padding:14px 16px;display:flex;align-items:center;gap:12px;font-weight:700;color:#fff;
}
.hero-photo .device-card svg{width:26px;height:26px;color:var(--color-brand);flex-shrink:0}
.hero-photo .device-card small{display:block;color:var(--color-muted);font-weight:500;font-size:.72rem}
.hero-badge-float{position:absolute;top:16px;left:16px;z-index:1;background:var(--color-whatsapp);color:#fff;font-weight:700;font-size:.72rem;padding:6px 12px;border-radius:999px;text-transform:uppercase;letter-spacing:.04em;box-shadow:0 8px 18px rgba(37,211,102,.35)}
@media (max-width:900px){
  .hero .container{grid-template-columns:1fr}
  .hero-photo{order:-1;max-width:360px;margin-inline:auto;aspect-ratio:1/1}
}

/* ---------- Social strip ---------- */
.social-strip{padding:36px 0}
.social-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.social-card{
  display:flex;align-items:center;gap:14px;padding:18px 20px;border:1px solid var(--color-border);border-radius:var(--radius);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;background:var(--color-surface);
}
.social-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:var(--color-surface-2)}
.social-card .icon{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;color:#fff}
.social-card .icon svg{width:24px;height:24px}
.social-card.wa .icon{background:var(--color-whatsapp)}
.social-card.ig .icon{background:linear-gradient(135deg,#f58529,#dd2a7b,#8134af,#515bd4)}
.social-card.fb .icon{background:#1877f2}
.social-card strong{display:block;color:var(--color-ink);font-size:1rem}
.social-card span{font-size:.85rem;color:var(--color-muted)}
@media (max-width:760px){.social-grid{grid-template-columns:1fr}}

/* ---------- Certificação ---------- */
.cert-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center}
.cert-grid p{font-size:1.02rem;color:var(--color-ink-soft)}
.cert-photos{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto;gap:14px}
.cert-photos img{width:100%;height:100%;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--color-border)}
.cert-photos img:first-child{grid-row:1/3}
.cert-photos .cert-photo-doc{object-fit:contain;background:var(--color-surface);padding:6px}
@media (max-width:900px){
  .cert-grid{grid-template-columns:1fr}
  .cert-photos{grid-template-columns:1fr 1fr}
  .cert-photos img:first-child{grid-row:auto}
}

/* ---------- Sobre ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.about-pillars{display:grid;gap:16px;margin-top:20px}
.pillar{display:flex;gap:14px;padding:16px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface)}
.pillar h3{color:var(--color-ink)}
.pillar .icon{width:42px;height:42px;border-radius:10px;background:var(--color-brand-soft);color:var(--color-brand);display:grid;place-items:center;flex-shrink:0}
.pillar .icon svg{width:22px;height:22px}
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:12px}
.team-card{text-align:center;padding:22px 16px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface)}
.team-avatar{width:64px;height:64px;border-radius:50%;margin:0 auto 12px;display:grid;place-items:center;background:var(--color-brand);color:#fff;font-family:var(--font-heading);font-weight:700;font-size:1.2rem}
.team-card h4{margin:0 0 2px;font-size:1rem;color:var(--color-ink)}
.team-card .role{display:block;font-size:.78rem;color:var(--color-muted);margin-bottom:10px}
@media (max-width:900px){.about-grid{grid-template-columns:1fr}.team-grid{grid-template-columns:1fr}}

/* ---------- Serviços ---------- */
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.service-card{
  padding:26px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.service-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.service-card.is-highlight{border-color:var(--color-brand);background:linear-gradient(165deg,rgba(59,107,255,.14),var(--color-surface) 60%)}
.service-card .icon{width:52px;height:52px;border-radius:12px;background:var(--color-brand);color:#fff;display:grid;place-items:center;margin-bottom:16px}
.service-card.is-highlight .icon{background:var(--color-whatsapp)}
.service-card .icon svg{width:26px;height:26px}
.service-card p{font-size:.92rem;margin-bottom:0;color:var(--color-ink-soft)}
.tag{display:inline-block;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-whatsapp);background:rgba(37,211,102,.14);padding:3px 10px;border-radius:999px;margin-bottom:10px}

/* ---------- Planos ---------- */
.plans-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.plans-list{display:grid;gap:14px}
.plans-list li{display:flex;gap:12px;align-items:flex-start;color:var(--color-ink-soft)}
.plans-list svg{width:22px;height:22px;color:var(--color-whatsapp);flex-shrink:0;margin-top:2px}
.plans-card{background:linear-gradient(155deg,var(--color-brand),#1a2fae);color:#fff;border-radius:var(--radius-lg);padding:36px;box-shadow:0 25px 60px -15px rgba(59,107,255,.45)}
.plans-card h3{color:#fff}
.plans-card p{color:rgba(255,255,255,.82)}
@media (max-width:900px){.plans-wrap{grid-template-columns:1fr}}

/* ---------- Dicas / FAQ ---------- */
.tips-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-bottom:48px}
.tip-card{padding:18px;border:1px solid var(--color-border);border-radius:var(--radius);display:flex;gap:12px;background:var(--color-surface)}
.tip-card .icon{width:36px;height:36px;border-radius:8px;background:var(--color-bg-soft);color:var(--color-brand);display:grid;place-items:center;flex-shrink:0}
.tip-card .icon svg{width:18px;height:18px}
.tip-card p{font-size:.88rem;margin:0;color:var(--color-ink-soft)}
.faq-list{max-width:820px}
.faq-item{border-bottom:1px solid var(--color-border)}
.faq-item summary{
  cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 4px;font-weight:600;color:var(--color-ink);font-family:var(--font-heading);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.4rem;color:var(--color-brand);transition:transform .2s ease;flex-shrink:0}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-a{padding:0 4px 18px;color:var(--color-muted);font-size:.92rem}

/* ---------- Contato ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.contact-list{display:grid;gap:18px;margin-bottom:26px}
.contact-item{display:flex;gap:14px;align-items:flex-start}
.contact-item .icon{width:42px;height:42px;border-radius:10px;background:var(--color-brand-soft);color:var(--color-brand);display:grid;place-items:center;flex-shrink:0}
.contact-item .icon svg{width:20px;height:20px}
.contact-item h4{margin:0 0 2px;font-size:.95rem;color:var(--color-ink)}
.contact-item p{margin:0;font-size:.92rem;color:var(--color-ink-soft)}
.map-frame{border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.map-frame iframe{width:100%;height:380px;border:0;display:block}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}

/* ---------- Produtos (páginas institucionais que ainda usam .product-card) ---------- */
.page-hero{padding:calc(var(--header-h) + 48px) 0 48px;background:var(--color-bg-soft);text-align:center}
.page-hero p{max-width:60ch;margin-inline:auto;color:var(--color-ink-soft)}
.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:24px}
.product-card{border:1px solid var(--border-on-light);border-radius:var(--radius);overflow:hidden;background:var(--surface-light);display:flex;flex-direction:column;transition:box-shadow .2s ease,transform .2s ease}
.product-card:hover{box-shadow:var(--shadow-on-light);transform:translateY(-4px)}
.product-media{aspect-ratio:4/3;background:var(--surface-light-soft);display:grid;place-items:center;overflow:hidden}
.product-media img{width:100%;height:100%;object-fit:cover}
.product-media svg{width:56px;height:56px;color:var(--color-brand)}
.product-card .body{padding:18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.product-card h3{color:var(--ink-on-light)}
.product-card p{font-size:.88rem;margin:0;flex:1;color:var(--ink-soft-on-light)}

/* ---------- CTA banner ---------- */
.cta-banner{
  border-radius:var(--radius-lg);padding:48px;text-align:center;
  background:linear-gradient(135deg,var(--color-brand),#1a2fae);color:#fff;
}
.cta-banner h2{color:#fff}
.cta-banner p{color:rgba(255,255,255,.85);max-width:56ch;margin-inline:auto 26px}
.cta-banner .btn--ghost{background:#fff;color:var(--color-brand-dark);border-color:#fff}

/* ---------- Footer ---------- */
.site-footer{background:var(--color-bg-dark);color:var(--color-muted);padding:64px 0 24px;border-top:1px solid var(--color-border)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-family:var(--font-heading);font-weight:700;font-size:1.3rem;margin-bottom:16px}
.footer-brand img{width:56px;height:56px;object-fit:contain}
.site-footer h4{color:#fff;font-size:.9rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px}
.site-footer a:hover{color:var(--color-brand)}
.footer-social{display:flex;gap:10px;margin-top:16px}
.footer-social a{width:36px;height:36px;border-radius:50%;background:var(--color-surface);display:grid;place-items:center;transition:background .2s ease}
.footer-social a:hover{background:var(--color-brand)}
.footer-social svg{width:17px;height:17px}
.footer-bottom{border-top:1px solid var(--color-border);padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:.8rem;color:var(--color-muted)}
.footer-bottom a{color:var(--color-muted);text-decoration:underline}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ---------- Reveal-on-scroll ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- Floating WhatsApp button ---------- */
.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:90;width:56px;height:56px;border-radius:50%;
  background:var(--color-whatsapp);color:#fff;display:grid;place-items:center;box-shadow:0 10px 24px rgba(37,211,102,.4);
  transition:transform .2s ease;
}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:28px;height:28px}