/* ===================================================================
   UAU.dev.br — Sistemas personalizados para empresas
   Paleta: azul petróleo / dourado / branco / cinza — fonte Chillax
   =================================================================== */

:root{
  --petroleo: #081826;
  --petroleo-2: #0d2135;
  --petroleo-3: #122a42;
  --dourado: #C89A3C;
  --dourado-forte: #e0b563;
  --branco: #F5F5F5;
  --cinza: #7E8792;
  --linha: rgba(245,245,245,.10);

  --max: 1180px;
  --radius: 14px;
  --font: 'Chillax', -apple-system, 'Segoe UI', sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background: var(--petroleo);
  color: var(--branco);
  font-family: var(--font);
  font-weight: 400;
  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);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 .6em;
}

p{ margin: 0 0 1em; color: var(--cinza); }

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow{
  display: inline-block;
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--dourado);
  font-weight: 600;
  margin-bottom: 14px;
}

.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .98rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }

.btn-dourado{
  background: linear-gradient(135deg, var(--dourado-forte), var(--dourado));
  color: var(--petroleo);
  box-shadow: 0 10px 30px -10px rgba(200,154,60,.55);
}
.btn-dourado:hover{ box-shadow: 0 14px 34px -8px rgba(200,154,60,.7); }

.btn-outline{
  background: transparent;
  border-color: rgba(245,245,245,.25);
  color: var(--branco);
}
.btn-outline:hover{ border-color: var(--dourado); color: var(--dourado); }

.btn-sm{ padding: 10px 20px; font-size: .88rem; }
.btn-full{ width: 100%; justify-content: center; }

/* ---------- Header ---------- */
.header{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background .25s ease, padding .25s ease, box-shadow .25s ease;
}
.header.scrolled{
  background: rgba(8,24,38,.92);
  backdrop-filter: blur(10px);
  padding: 12px 0;
  box-shadow: 0 8px 24px -12px rgba(0,0,0,.5);
  border-bottom: 1px solid var(--linha);
}
.header .container{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.header .logo img{ height: 44px; width: auto; }

.nav{
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav a:not(.btn){
  font-size: .95rem;
  color: var(--branco);
  opacity: .82;
  transition: opacity .15s ease, color .15s ease;
}
.nav a:not(.btn):hover{ opacity: 1; color: var(--dourado); }

.nav-toggle{
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span{
  width: 24px; height: 2px; background: var(--branco); border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}

/* ---------- Hero ---------- */
.hero{
  position: relative;
  padding: 190px 0 130px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 50% at 85% 10%, rgba(200,154,60,.16), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 90%, rgba(200,154,60,.08), transparent 60%),
    var(--petroleo);
}
.hero-dots{
  position: absolute;
  top: 120px; right: 8%;
  display: grid;
  grid-template-columns: repeat(3, 18px);
  gap: 10px;
  opacity: .8;
  transform: rotate(8deg);
}
.hero-dots span{
  width: 18px; height: 18px; border-radius: 6px;
  background: var(--dourado);
}
.hero-dots span:nth-child(1){ opacity: .35; }
.hero-dots span:nth-child(2){ opacity: 0; }
.hero-dots span:nth-child(3){ opacity: .6; }
.hero-dots span:nth-child(4){ opacity: 0; }
.hero-dots span:nth-child(5){ opacity: .85; }
.hero-dots span:nth-child(6){ opacity: 0; }
.hero-dots span:nth-child(7){ opacity: 0; }
.hero-dots span:nth-child(8){ opacity: 0; }
.hero-dots span:nth-child(9){ opacity: 1; }

.hero-grid{
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 60px;
  align-items: center;
}
.hero h1{
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  color: var(--branco);
}
.hero h1 em{
  font-style: normal;
  background: linear-gradient(135deg, var(--dourado-forte), var(--dourado));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead{
  font-size: 1.15rem;
  color: var(--cinza);
  max-width: 520px;
}
.hero-actions{
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 34px;
}
.hero-stats{
  display: flex;
  gap: 36px;
  margin-top: 56px;
  flex-wrap: wrap;
}
.hero-stats div strong{
  display: block;
  font-size: 1.5rem;
  color: var(--dourado);
  font-weight: 700;
}
.hero-stats div span{
  font-size: .85rem;
  color: var(--cinza);
}

.hero-visual{ position: relative; }

/* Hero Mock */
.hero-mock-content { padding: 24px; }
.mock-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--linha);
}
.status-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.status-dot.green { background: #25D366; box-shadow: 0 0 8px rgba(37, 211, 102, 0.6); }
.mock-title { font-size: .9rem; color: var(--branco); }

.hero-visual ul{ list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.hero-visual li{
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--petroleo-3);
  border: 1px solid var(--linha);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: .92rem;
  color: var(--branco);
}
.hero-visual li .ico{
  width: 34px; height: 34px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--dourado-forte), var(--dourado));
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}

/* ---------- Section base ---------- */
section{ padding: 110px 0; }
.section-alt{ background: var(--petroleo-2); }
.section-head{ max-width: 680px; margin: 0 auto 56px; text-align: center; }
.section-head h2{ font-size: clamp(1.7rem, 3vw, 2.3rem); color: var(--branco); }
.section-head p{ font-size: 1.05rem; }

/* ---------- Sobre ---------- */
.sobre-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 20px;
}
.card{
  background: var(--petroleo-3);
  border: 1px solid var(--linha);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform .2s ease, border-color .2s ease;
}
.card:hover{ transform: translateY(-4px); border-color: rgba(200,154,60,.4); }
.card .ico{
  width: 46px; height: 46px;
  border-radius: 12px;
  background: rgba(200,154,60,.12);
  color: var(--dourado);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 18px;
}
.card h3{ color: var(--branco); font-size: 1.1rem; }
.card p{ font-size: .95rem; margin-bottom: 0; }

/* ---------- Capacidades Grid ---------- */
.capacidades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.cap-card {
  background: var(--petroleo-3);
  border: 1px solid var(--linha);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.cap-card:hover {
  transform: translateY(-4px);
  border-color: rgba(200,154,60,.4);
  box-shadow: 0 12px 30px -10px rgba(0,0,0,.4);
}
.cap-ico { font-size: 2.2rem; display: block; margin-bottom: 16px; }
.cap-card h3 { font-size: 1.15rem; color: var(--branco); margin-bottom: 10px; }
.cap-card p { font-size: .95rem; margin: 0; color: var(--cinza); }

/* ---------- Produto Destaque ---------- */
.produto{
  background: linear-gradient(180deg, var(--petroleo) 0%, var(--petroleo-2) 100%);
  border-top: 1px solid var(--linha);
  border-bottom: 1px solid var(--linha);
}
.badge-live{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  font-weight: 600;
  color: #6fd48a;
  background: rgba(111,212,138,.1);
  border: 1px solid rgba(111,212,138,.3);
  padding: 6px 14px;
  border-radius: 999px;
  margin: 14px 0 18px;
}
.badge-live span{
  width: 8px; height: 8px; border-radius: 50%; background: #6fd48a;
  box-shadow: 0 0 0 3px rgba(111,212,138,.2);
}
.produto h2{ font-size: clamp(1.7rem, 3vw, 2.3rem); }
.produto-lead{ font-size: 1.1rem; max-width: 560px; }
.produto-list{
  list-style: none;
  padding: 0;
  margin: 18px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: .95rem;
  color: var(--branco);
}

.produto-mini{
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 56px;
  align-items: center;
}
.produto-mini + .produto-mini{ margin-top: 70px; }
.produto-mini.reverse .produto-mini-visual{ order: 2; }
.produto-mini.reverse .produto-mini-texto{ order: 1; }

.mini-sites-row{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.browser-frame{
  background: var(--petroleo-2);
  border: 1px solid var(--linha);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 70px -25px rgba(0,0,0,.6);
}
.browser-frame .bar{
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: rgba(255,255,255,.03);
  border-bottom: 1px solid var(--linha);
}
.browser-frame .bar span{ width: 10px; height: 10px; border-radius: 50%; background: rgba(245,245,245,.16); }
.browser-frame.mini .bar span{ width: 7px; height: 7px; }
.browser-frame img{ display: block; width: 100%; height: auto; }

.produto-cta{ margin-top: 30px; display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Tools Grid (Google & Meta) ---------- */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.tool-box {
  background: var(--petroleo-3);
  border: 1px solid var(--linha);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .2s ease, border-color .2s ease;
}
.tool-box:hover {
  transform: translateY(-4px);
  border-color: var(--dourado);
}
.tool-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}
.tool-icon { font-size: 1.8rem; }
.tool-box h3 { font-size: 1.05rem; color: var(--branco); margin: 0; }
.tool-box p { font-size: .92rem; color: var(--cinza); margin: 0; }

/* ---------- Diferenciais ---------- */
.dif-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.dif-item{
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 26px;
  border: 1px solid var(--linha);
  border-radius: var(--radius);
  background: var(--petroleo-2);
}
.dif-item .marca{
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(200,154,60,.12);
  color: var(--dourado);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.dif-item h3{ font-size: 1.05rem; color: var(--branco); margin-bottom: 6px; }
.dif-item p{ font-size: .93rem; margin: 0; }

/* ---------- FAQ Accordion ---------- */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--petroleo-3);
  border: 1px solid var(--linha);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color .2s ease;
}
.faq-item.active { border-color: var(--dourado); }
.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--branco);
  font-family: var(--font);
  font-size: 1.02rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}
.faq-icon { font-size: 1.4rem; color: var(--dourado); transition: transform .25s ease; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  padding: 0 24px;
}
.faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 20px 24px; }
.faq-answer p { margin: 0; font-size: .95rem; color: var(--cinza); line-height: 1.6; }

/* ---------- Contato ---------- */
.contato-grid{
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 50px;
  align-items: start;
}
.contato-info h2{ font-size: clamp(1.6rem, 2.8vw, 2.1rem); }
.contato-canal{
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 20px;
  padding: 16px 20px;
  background: var(--petroleo-3);
  border: 1px solid var(--linha);
  border-radius: 12px;
}
.contato-canal .ico{
  width: 42px; height: 42px;
  border-radius: 10px;
  background: rgba(200,154,60,.12);
  color: var(--dourado);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contato-canal strong{ display: block; color: var(--branco); font-size: .95rem; }
.contato-canal span{ font-size: .85rem; color: var(--cinza); }

.form{
  background: var(--petroleo-3);
  border: 1px solid var(--linha);
  border-radius: var(--radius);
  padding: 32px;
  display: grid;
  gap: 18px;
}
.form h3 { font-size: 1.2rem; color: var(--branco); margin-bottom: 4px; }
.form label{ font-size: .85rem; color: var(--cinza); display: block; margin-bottom: 6px; }
.form input, .form textarea{
  width: 100%;
  background: var(--petroleo-2);
  border: 1px solid var(--linha);
  border-radius: 10px;
  padding: 13px 16px;
  color: var(--branco);
  font-family: var(--font);
  font-size: .95rem;
  transition: border-color .15s ease;
}
.form input:focus, .form textarea:focus{
  outline: none;
  border-color: var(--dourado);
}
.form textarea{ resize: vertical; min-height: 110px; }

/* ---------- Footer ---------- */
.footer{
  padding: 60px 0 30px;
  border-top: 1px solid var(--linha);
}
.footer-top{
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand{ max-width: 380px; }
.footer-logo{ height: 44px; width: auto; }
.footer-desc{ font-size: .88rem; color: var(--cinza); margin-top: 14px; }
.footer-nav h4, .footer-contact h4{ color: var(--branco); font-size: .98rem; margin-bottom: 14px; }
.footer-nav ul{ list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-nav a{ font-size: .88rem; color: var(--cinza); transition: color .15s ease; }
.footer-nav a:hover{ color: var(--dourado); }
.footer-contact p{ font-size: .88rem; margin-bottom: 6px; color: var(--cinza); }
.footer-contact p strong{ color: var(--branco); }

.footer-social{ display: flex; gap: 12px; margin-top: 14px; }
.social-ico{
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--linha);
  color: var(--cinza);
  display: flex; align-items: center; justify-content: center;
  transition: color .15s ease, border-color .15s ease, transform .15s ease;
}
.social-ico:hover{
  color: var(--dourado);
  border-color: var(--dourado);
  transform: translateY(-2px);
}
.footer-bottom{
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid var(--linha);
  font-size: .82rem;
  color: var(--cinza);
}

/* ---------- WhatsApp flutuante ---------- */
.wpp-float{
  position: fixed;
  right: 22px; bottom: 22px;
  z-index: 90;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366, #1ebe57);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  box-shadow: 0 12px 30px -8px rgba(37,211,102,.6);
  transition: transform .2s ease;
}
.wpp-float:hover{ transform: scale(1.08); }
.wpp-ping {
  position: absolute;
  top: 0; right: 0;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: #ff4757;
  border: 2px solid var(--petroleo);
  animation: ping 1.8s infinite;
}
@keyframes ping {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 71, 87, 0.7); }
  70% { transform: scale(1.2); box-shadow: 0 0 0 8px rgba(255, 71, 87, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 71, 87, 0); }
}

/* ---------- Reveal on scroll ---------- */
.reveal{ transition: opacity .6s ease, transform .6s ease; }
.reveal.reveal-pending{ opacity: 0; transform: translateY(24px); }
.reveal.visible{ opacity: 1; transform: translateY(0); }

/* ---------- Responsivo ---------- */
@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ order: -1; margin-top: 26px; }
  .sobre-grid{ grid-template-columns: 1fr; }
  .produto-mini{ grid-template-columns: 1fr; }
  .produto-mini.reverse .produto-mini-visual{ order: 1; }
  .produto-mini.reverse .produto-mini-texto{ order: 2; }
  .mini-sites-row{ grid-template-columns: 1fr; }
  .dif-grid{ grid-template-columns: 1fr; }
  .contato-grid{ grid-template-columns: 1fr; }
  .footer-top{ grid-template-columns: 1fr; }
  .hero-dots{ display: none; }
}

@media (max-width: 680px){
  .nav{
    position: fixed;
    top: 70px; left: 16px; right: 16px;
    background: rgba(8,24,38,.97);
    border: 1px solid var(--linha);
    border-radius: 14px;
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    gap: 16px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease, transform .2s ease;
  }
  .nav.open{ opacity: 1; transform: translateY(0); pointer-events: auto; }
  .nav a.btn{ justify-content: center; }
  .nav-toggle{ display: flex; }
  .hero{ padding: 150px 0 90px; }
  section{ padding: 80px 0; }
}