/* =========================================================
   JJ MONTAGENS INDUSTRIAIS — style.css
   Estilo industrial premium
========================================================= */

:root{
  --jj-dark: #0a0e14;
  --jj-dark-2: #10151d;
  --jj-dark-3: #161d27;
  --jj-steel: #2c3947;
  --jj-amber: #e8a13a;
  --jj-amber-2: #f4b752;
  --jj-white: #f5f6f8;
  --jj-gray: #a7b0bb;
  --font-head: 'Barlow Condensed', sans-serif;
  --font-body: 'Inter', sans-serif;
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  font-family: var(--font-body);
  color: #2a2f36;
  background: #ffffff;
  overflow-x: hidden;
}

img{ max-width: 100%; }

h1,h2,h3,h4,h5{
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: .3px;
  color: var(--jj-dark);
}

a{ text-decoration: none; }

.section-py{ padding: 100px 0; }

@media (max-width: 767px){
  .section-py{ padding: 64px 0; }
}

/* =============== PRELOADER =============== */
#preloader{
  position: fixed; inset: 0; z-index: 99999;
  background: var(--jj-dark);
  display: flex; align-items: center; justify-content: center;
  transition: opacity .5s ease, visibility .5s ease;
}
#preloader.loaded{ opacity: 0; visibility: hidden; }
.loader-ring{
  width: 54px; height: 54px;
  border: 4px solid rgba(232,161,58,.2);
  border-top-color: var(--jj-amber);
  border-radius: 50%;
  animation: spin .9s linear infinite;
}
@keyframes spin{ to{ transform: rotate(360deg); } }

/* =============== TOPBAR =============== */
.topbar{
  background: var(--jj-dark);
  color: var(--jj-gray);
  font-size: .82rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.topbar-info span{ margin-right: 26px; }
.topbar-info i{ color: var(--jj-amber); margin-right: 6px; }
.topbar-social a{
  color: var(--jj-gray); margin-left: 14px; transition: color .2s;
}
.topbar-social a:hover{ color: var(--jj-amber); }

/* =============== NAVBAR =============== */
.main-navbar{
  top: 36px;
  padding: 16px 0;
  background: transparent;
  transition: all .35s ease;
}
.main-navbar.scrolled{
  top: 0;
  padding: 10px 0;
  background: rgba(10,14,20,.96);
  box-shadow: 0 6px 24px rgba(0,0,0,.25);
  backdrop-filter: blur(6px);
}
@media (max-width: 991px){
  .main-navbar{ top: 0; background: rgba(10,14,20,.97); }
}
.navbar-brand{
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.5rem;
  display: flex; align-items: center; gap: 8px;
  color: #fff;
}
.brand-logo{
  height: 52px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,.45));
  transition: height .3s ease;
}
.main-navbar.scrolled .brand-logo{ height: 42px; }
.brand-logo-footer{
  height: 68px;
  filter: none;
}
.brand-jj{
  background: var(--jj-amber);
  color: var(--jj-dark);
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 1.3rem;
}
.brand-rest{ font-size: 1.05rem; letter-spacing: 1px; }
.nav-link{
  color: #e9ecf1 !important;
  font-weight: 600;
  font-size: .93rem;
  text-transform: uppercase;
  letter-spacing: .4px;
  padding: 8px 14px !important;
  transition: color .2s;
}
.nav-link:hover{ color: var(--jj-amber) !important; }
.btn-cta-nav{
  background: var(--jj-amber);
  color: var(--jj-dark) !important;
  font-weight: 700;
  padding: 9px 20px;
  border-radius: 4px;
  font-size: .85rem;
  text-transform: uppercase;
  transition: background .2s, transform .2s;
}
.btn-cta-nav:hover{ background: var(--jj-amber-2); transform: translateY(-2px); }

/* =============== BG PHOTO helper (JS fills background-image) =============== */
.bg-photo{
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--jj-dark-2);
}
.bg-photo.bg-fallback{
  background-image: linear-gradient(135deg, #1a2129 0%, #0a0e14 60%, #23303d 100%) !important;
}

/* =============== HERO =============== */
.hero-section{
  position: relative;
  height: 100vh;
  min-height: 640px;
  overflow: hidden;
  color: #fff;
}
.hero-swiper{ position: absolute; inset: 0; }
.hero-swiper .swiper-slide{ height: 100vh; min-height: 640px; }
.hero-overlay{
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(6,9,13,.75) 0%, rgba(6,9,13,.55) 40%, rgba(6,9,13,.9) 100%);
  z-index: 1;
}
.hero-content{
  position: relative; z-index: 2;
  height: 100%;
  display: flex; align-items: center;
  padding-top: 60px;
}
.hero-eyebrow{
  display: flex; align-items: center; gap: 10px;
  color: var(--jj-amber);
  font-weight: 700;
  letter-spacing: 3px;
  font-size: .85rem;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero-eyebrow span{
  width: 40px; height: 2px; background: var(--jj-amber); display: inline-block;
}
.hero-content h1{
  color: #fff;
  font-size: clamp(2.1rem, 5vw, 3.8rem);
  line-height: 1.08;
  max-width: 950px;
  text-transform: uppercase;
  margin-bottom: 22px;
}
.hero-sub{
  color: #dfe3e8;
  font-size: 1.12rem;
  max-width: 680px;
  margin-bottom: 34px;
  line-height: 1.7;
}
.hero-buttons{ display: flex; flex-wrap: wrap; gap: 14px; }
.btn-primary-cta, .btn-whatsapp-cta, .btn-outline-cta{
  padding: 14px 26px;
  font-weight: 700;
  font-size: .92rem;
  text-transform: uppercase;
  letter-spacing: .4px;
  border-radius: 4px;
  display: inline-flex; align-items: center; gap: 10px;
  transition: all .25s ease;
  border: 2px solid transparent;
}
.btn-primary-cta{ background: var(--jj-amber); color: var(--jj-dark); }
.btn-primary-cta:hover{ background: var(--jj-amber-2); transform: translateY(-3px); color: var(--jj-dark); }
.btn-whatsapp-cta{ background: #25d366; color: #fff; }
.btn-whatsapp-cta:hover{ background: #1ebe5b; transform: translateY(-3px); color: #fff; }
.btn-outline-cta{ background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn-outline-cta:hover{ border-color: var(--jj-amber); color: var(--jj-amber); transform: translateY(-3px); }

.hero-scroll-cue{
  position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
  z-index: 2; text-align: center; color: #cfd6dd;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.hero-scroll-cue span{
  width: 2px; height: 34px; background: rgba(255,255,255,.5);
  position: relative; overflow: hidden;
}
.hero-scroll-cue span::after{
  content: ''; position: absolute; left: 0; top: -100%; width: 100%; height: 100%;
  background: var(--jj-amber);
  animation: scrollcue 1.6s ease-in-out infinite;
}
@keyframes scrollcue{ 0%{ top: -100%; } 60%{ top: 100%; } 100%{ top: 100%; } }
.hero-scroll-cue small{ font-size: .68rem; letter-spacing: 2px; }

/* =============== SECTION HEADS =============== */
.section-eyebrow{
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--jj-amber);
  font-weight: 700;
  letter-spacing: 3px;
  font-size: .82rem;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-eyebrow::before{
  content: ''; width: 30px; height: 2px; background: var(--jj-amber); display: inline-block;
}
.text-white-eyebrow{ color: var(--jj-amber-2); }
.section-title{
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1.18;
  margin-bottom: 18px;
  text-transform: uppercase;
}
.section-head{ margin-bottom: 50px; }
.lead-text{ color: #4b5563; font-size: 1.05rem; line-height: 1.75; }

/* =============== QUEM SOMOS =============== */
.about-media{ position: relative; }
.main-about-img{ width: 100%; height: 460px; object-fit: cover; }
.about-img-float{
  position: absolute; width: 46%; height: 200px; object-fit: cover;
  right: -6%; bottom: -30px;
  border: 6px solid #fff;
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0,0,0,.25);
}
.about-badge{
  position: absolute; left: -18px; top: 28px;
  background: var(--jj-dark);
  color: #fff;
  padding: 16px 20px;
  border-radius: 10px;
  display: flex; align-items: center; gap: 12px;
  box-shadow: 0 16px 30px rgba(0,0,0,.3);
  border-left: 4px solid var(--jj-amber);
}
.about-badge i{ font-size: 1.6rem; color: var(--jj-amber); }
.about-badge strong{ display: block; font-size: 1.3rem; font-family: var(--font-head); }
.about-badge span{ font-size: .72rem; color: var(--jj-gray); text-transform: uppercase; letter-spacing: .5px; }
@media (max-width: 991px){
  .about-img-float{ display: none; }
  .about-badge{ left: 12px; top: 12px; }
}
.about-mini-stat{
  display: flex; align-items: center; gap: 12px;
  background: #f5f6f8; border-radius: 8px; padding: 14px;
  font-weight: 600; font-size: .9rem; height: 100%;
}
.about-mini-stat i{ color: var(--jj-amber); font-size: 1.3rem; }
.company-meta{
  display: flex; flex-wrap: wrap; gap: 22px;
  border-top: 1px solid #e5e7eb; padding-top: 20px;
}
.company-meta div{ display: flex; flex-direction: column; gap: 2px; }
.company-meta span{ font-size: .72rem; text-transform: uppercase; color: #9aa3ad; letter-spacing: .5px; }
.company-meta strong{ font-size: .88rem; color: var(--jj-dark); }

/* =============== SEGMENTOS =============== */
.segmentos-section{ background: #f7f8fa; }
.seg-card{
  background: #fff;
  border-radius: 10px;
  padding: 30px 16px;
  text-align: center;
  height: 100%;
  border: 1px solid #edf0f3;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.seg-card:hover{
  transform: translateY(-6px);
  box-shadow: 0 18px 34px rgba(10,14,20,.1);
  border-color: var(--jj-amber);
}
.seg-card i{ font-size: 2rem; color: var(--jj-amber); margin-bottom: 14px; display: block; }
.seg-card span{ font-weight: 700; font-size: .88rem; color: var(--jj-dark); line-height: 1.35; display: block; }

/* =============== SERVICOS =============== */
.servico-card{
  background: #fff;
  border-radius: 12px;
  padding: 36px 28px;
  height: 100%;
  border: 1px solid #edf0f3;
  transition: transform .25s ease, box-shadow .25s ease;
  position: relative;
  overflow: hidden;
}
.servico-card::before{
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: var(--jj-amber); transform: scaleY(0); transition: transform .25s ease;
}
.servico-card:hover{ transform: translateY(-8px); box-shadow: 0 22px 40px rgba(10,14,20,.12); }
.servico-card:hover::before{ transform: scaleY(1); }
.servico-icon{
  width: 62px; height: 62px; border-radius: 12px;
  background: var(--jj-dark);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.servico-icon i{ color: var(--jj-amber); font-size: 1.6rem; }
.servico-card h3{ font-size: 1.28rem; margin-bottom: 10px; }
.servico-card p{ color: #5b6470; font-size: .92rem; line-height: 1.6; margin: 0; }

/* =============== DIFERENCIAIS (parallax) =============== */
.diferenciais-section{
  position: relative;
  background-attachment: fixed;
  padding: 100px 0;
  color: #fff;
}
.diferenciais-overlay{
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(6,9,13,.92), rgba(6,9,13,.88));
}
.dif-item{
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 16px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px;
  padding: 20px;
  backdrop-filter: blur(4px);
  transition: background .25s ease, border-color .25s;
  height: 100%;
}
.dif-item:hover{ background: rgba(232,161,58,.12); border-color: var(--jj-amber); }
.dif-item i{ font-size: 1.5rem; color: var(--jj-amber); flex-shrink: 0; }
.dif-item span{ font-weight: 600; font-size: .95rem; }

/* =============== CLIENTES =============== */
.client-logo-box{
  background: #fff;
  border: 1px solid #e7eaee;
  border-radius: 10px;
  height: 110px;
  padding: 18px 22px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #6b7280;
  font-size: 1.2rem;
  transition: transform .25s ease, box-shadow .25s, border-color .25s;
}
.client-logo-box img{
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(15%);
  transition: filter .25s ease;
}
.client-logo-box:hover img{ filter: grayscale(0%); }
.client-logo-box:hover{ transform: translateY(-4px); box-shadow: 0 14px 26px rgba(10,14,20,.1); }
.client-logo-box.featured{
  border-color: var(--jj-amber);
  box-shadow: 0 10px 24px rgba(232,161,58,.15);
}
.client-logo-box.logo-fallback{
  background: var(--jj-dark);
  color: var(--jj-amber);
  font-size: 1.15rem;
}
.client-logo-box--brasbio{
  position: relative;
  height: 150px;
  padding: 30px 26px 20px;
  border: 2px solid #2e8b57;
  box-shadow: 0 14px 30px rgba(46,139,87,.18);
}
.client-logo-box--brasbio:hover{
  box-shadow: 0 18px 36px rgba(46,139,87,.28);
}
.client-badge{
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: #2e8b57;
  color: #fff;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: .62rem;
  letter-spacing: .5px;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 20px;
  white-space: nowrap;
  box-shadow: 0 4px 10px rgba(46,139,87,.35);
}

/* =============== GALERIA =============== */
.galeria-section{ background: #f7f8fa; }
.gallery-item{
  display: block; position: relative; overflow: hidden; border-radius: 10px;
  aspect-ratio: 4/3;
}
.gallery-item img{ width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; display: block; }
.gallery-zoom{
  position: absolute; inset: 0;
  background: rgba(10,14,20,.55);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .3s ease;
  color: var(--jj-amber); font-size: 1.5rem;
}
.gallery-item:hover img{ transform: scale(1.12); }
.gallery-item:hover .gallery-zoom{ opacity: 1; }

/* =============== CONTADORES (parallax) =============== */
.counters-section{
  position: relative;
  background-attachment: fixed;
  padding: 90px 0;
}
.counters-overlay{
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(6,9,13,.93), rgba(20,28,38,.85));
}
.counter-box{ position: relative; z-index: 1; color: #fff; }
.counter-box i{ font-size: 2rem; color: var(--jj-amber); margin-bottom: 12px; display: block; }
.counter-box .counter, .counter-box > span{
  display: block; font-family: var(--font-head); font-weight: 800;
  font-size: clamp(2rem, 4vw, 2.8rem); line-height: 1;
}
.counter-box small{ text-transform: uppercase; letter-spacing: 1px; color: #b8c0c9; font-size: .78rem; }

/* =============== CTA FINAL =============== */
.cta-final-section{
  position: relative;
  background-attachment: fixed;
  padding: 120px 0;
  color: #fff;
}
.cta-final-overlay{
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(6,9,13,.85), rgba(6,9,13,.92));
}
.cta-final-section h2{
  color: #fff; font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  max-width: 780px; margin: 0 auto 20px; text-transform: uppercase;
}
.cta-final-section p{ max-width: 640px; margin: 0 auto 34px; color: #d7dce1; font-size: 1.05rem; line-height: 1.7; }

@media (max-width: 767px){
  .diferenciais-section, .counters-section, .cta-final-section{ background-attachment: scroll; }
}

/* =============== FOOTER =============== */
.footer-section{
  background: var(--jj-dark);
  color: #b8c0c9;
  padding: 80px 0 26px;
}
.footer-brand{ font-family: var(--font-head); font-weight: 800; font-size: 1.4rem; display: inline-flex; gap: 8px; }
.footer-section h5{ color: #fff; margin-bottom: 20px; font-size: 1.05rem; text-transform: uppercase; letter-spacing: .5px; }
.footer-list{ list-style: none; padding: 0; margin: 0; }
.footer-list li{ margin-bottom: 12px; font-size: .9rem; line-height: 1.5; }
.footer-list i{ color: var(--jj-amber); margin-right: 8px; width: 16px; }
.footer-list a{ color: #b8c0c9; transition: color .2s; }
.footer-list a:hover{ color: var(--jj-amber); }
.footer-social{ display: flex; gap: 12px; margin-top: 18px; }
.footer-social a{
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.18);
  display: flex; align-items: center; justify-content: center;
  color: #fff; transition: all .2s;
}
.footer-social a:hover{ background: var(--jj-amber); border-color: var(--jj-amber); color: var(--jj-dark); }
.footer-section hr{ border-color: rgba(255,255,255,.1); margin: 40px 0 20px; }
.footer-bottom{ text-align: center; font-size: .82rem; color: #88919c; }

/* =============== FLOATING BUTTONS =============== */
.whatsapp-float{
  position: fixed; right: 22px; bottom: 22px; z-index: 999;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25d366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem; box-shadow: 0 10px 24px rgba(0,0,0,.3);
  animation: pulse-wa 2.4s infinite;
}
@keyframes pulse-wa{
  0%{ box-shadow: 0 0 0 0 rgba(37,211,102,.5); }
  70%{ box-shadow: 0 0 0 16px rgba(37,211,102,0); }
  100%{ box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}
.back-to-top{
  position: fixed; right: 22px; bottom: 90px; z-index: 999;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--jj-dark); color: var(--jj-amber);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: all .3s ease;
  border: 1px solid rgba(255,255,255,.15);
}
.back-to-top.show{ opacity: 1; visibility: visible; transform: translateY(0); }