:root {
  --navy: #050d1b;
  --navy-2: #08182c;
  --navy-3: #0d2745;
  --yellow: #ffb600;
  --yellow-2: #ffd65a;
  --red: #e31e24;
  --white: #f7f8fa;
  --ink: #07111f;
  --muted: #5d6673;
  --line: rgba(6, 15, 28, .15);
  --radius: 28px;
  --shell: min(1180px, calc(100vw - 42px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--navy); }
body { margin: 0; color: var(--ink); background: var(--white); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
::selection { background: var(--yellow); color: var(--navy); }

.shell { width: var(--shell); margin-inline: auto; }
.section-dark { color: var(--white); background: var(--navy); }
.section-light { color: var(--ink); background: #f3f4f4; }
.section-yellow { color: var(--navy); background: var(--yellow); }

.grain { position: fixed; inset: 0; z-index: 1000; pointer-events: none; opacity: .035; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E"); }
.scroll-paint { position: fixed; left: 0; top: 0; height: 5px; width: 100%; z-index: 1100; pointer-events: none; }
.scroll-paint span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--yellow), var(--red)); box-shadow: 0 0 18px rgba(255,182,0,.9); clip-path: polygon(0 0, 100% 0, 99.5% 70%, 94% 50%, 90% 100%, 84% 63%, 70% 100%, 0 100%); }

.site-header { position: fixed; z-index: 900; top: 18px; left: 50%; transform: translateX(-50%); width: min(1240px, calc(100vw - 28px)); height: 76px; padding: 8px 10px 8px 18px; display: flex; align-items: center; justify-content: space-between; border: 1px solid rgba(255,255,255,.13); border-radius: 22px; background: rgba(5,13,27,.58); backdrop-filter: blur(18px); transition: .35s ease; }
.site-header.scrolled { top: 10px; background: rgba(5,13,27,.90); box-shadow: 0 18px 45px rgba(0,0,0,.2); }
.brand { width: 220px; height: 54px; overflow: hidden; display: flex; align-items: center; }
.brand img { width: 100%; height: 100%; object-fit: contain; object-position: left; border-radius: 10px; }
.main-nav { display: flex; align-items: center; gap: 28px; font-size: .91rem; font-weight: 700; color: rgba(255,255,255,.78); }
.main-nav a { transition: color .25s ease; }
.main-nav a:hover { color: var(--yellow); }
.main-nav .nav-cta { color: var(--navy); background: var(--yellow); padding: 15px 20px; border-radius: 15px; }
.menu-toggle { display: none; width: 48px; height: 48px; border: 0; border-radius: 14px; background: var(--yellow); padding: 0; align-items: center; justify-content: center; flex-direction: column; gap: 7px; }
.menu-toggle span { width: 20px; height: 2px; background: var(--navy); transition: .3s ease; }
.menu-open .menu-toggle span:first-child { transform: translateY(4.5px) rotate(45deg); }
.menu-open .menu-toggle span:last-child { transform: translateY(-4.5px) rotate(-45deg); }

.hero { min-height: 100svh; position: relative; overflow: hidden; padding: 155px 0 90px; display: grid; align-items: center; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 28%, rgba(26,93,148,.23), transparent 38%), radial-gradient(circle at 13% 80%, rgba(255,182,0,.10), transparent 30%), linear-gradient(135deg, #050d1b 0%, #061426 58%, #020812 100%); }
.hero::after { content: ""; position: absolute; right: -8vw; bottom: -24vw; width: 68vw; height: 48vw; background: var(--yellow); opacity: .06; transform: rotate(-13deg); clip-path: polygon(8% 16%, 95% 0, 100% 86%, 0 100%); }
.hero-spray {
  position: absolute;
  inset: -150px;
  opacity: .20;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(255,255,255,.8) 0 1px, transparent 1.8px);
  background-size: 22px 22px;
  mask-image: linear-gradient(105deg, transparent 42%, #000 66%, transparent 94%);
  animation: sprayDrift 16s linear infinite;
  will-change: transform;
}
@keyframes sprayDrift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(154px, -88px, 0); }
}
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.02fr .98fr; gap: 76px; align-items: center; }
.eyebrow, .section-kicker { margin: 0 0 22px; text-transform: uppercase; letter-spacing: .18em; font-size: .76rem; font-weight: 900; }
.eyebrow { color: var(--yellow); display: flex; align-items: center; gap: 12px; }
.eyebrow span { width: 44px; height: 3px; background: var(--yellow); clip-path: polygon(0 25%, 90% 0, 100% 100%, 4% 70%); }
.hero h1, h2 { font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; letter-spacing: .01em; text-transform: uppercase; margin: 0; font-weight: 900; line-height: .95; }
.hero h1 { max-width: 760px; font-size: clamp(4.2rem, 7.2vw, 8.2rem); }
.hero h1 em { color: var(--yellow); font-style: normal; position: relative; display: inline-block; }
.hero h1 em::after { content: ""; position: absolute; height: .11em; left: -.02em; right: -.02em; bottom: -.08em; background: var(--red); transform: rotate(-2deg); clip-path: polygon(0 35%, 100% 0, 98% 100%, 2% 72%); }
.hero-lead { max-width: 650px; margin: 34px 0 0; color: rgba(255,255,255,.72); font-size: clamp(1.05rem, 1.45vw, 1.25rem); line-height: 1.68; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.button { min-height: 56px; padding: 0 24px; border-radius: 16px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; border: 1px solid transparent; font-size: .94rem; font-weight: 900; transition: transform .25s ease, box-shadow .25s ease, background .25s ease; cursor: pointer; }
.button:hover { transform: translateY(-3px); }
.button-primary { color: var(--navy); background: var(--yellow); box-shadow: 0 14px 30px rgba(255,182,0,.15); }
.button-primary:hover { box-shadow: 0 18px 40px rgba(255,182,0,.25); }
.button-ghost { color: var(--white); border-color: rgba(255,255,255,.2); background: rgba(255,255,255,.04); }
.button-dark { color: var(--white); background: var(--navy); border: 0; }
.hero-proof { margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.hero-proof div { display: grid; gap: 4px; }
.hero-proof strong { color: var(--yellow); font-size: 1.15rem; }
.hero-proof span { color: rgba(255,255,255,.52); font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; line-height: 1.35; }

.hero-visual { min-height: 620px; position: relative; }
.image-card { position: absolute; overflow: hidden; border: 1px solid rgba(255,255,255,.16); box-shadow: 0 30px 80px rgba(0,0,0,.36); }
.image-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s cubic-bezier(.2,.8,.2,1); }
.image-card:hover img { transform: scale(1.04); }
.image-card-main { inset: 0 24px 70px 54px; border-radius: 38px 38px 38px 120px; clip-path: polygon(8% 0, 100% 0, 100% 91%, 88% 100%, 0 100%, 0 12%); }
.image-card-secondary { width: 48%; height: 40%; left: -2%; bottom: 0; z-index: 2; border-radius: 28px 28px 28px 70px; transform: rotate(-3deg); }
.image-shade { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(5,13,27,.72)); }
.image-caption { position: absolute; left: 24px; right: 24px; bottom: 22px; color: #fff; display: flex; align-items: center; gap: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .06em; font-size: .8rem; }
.image-caption span { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; color: var(--navy); background: var(--yellow); }
.hero-seal { position: absolute; right: -2px; top: 42px; z-index: 3; width: 136px; aspect-ratio: .86; padding: 18px 12px; display: grid; place-items: center; text-align: center; color: var(--yellow); background: rgba(5,13,27,.88); border: 2px solid var(--yellow); clip-path: polygon(50% 0, 92% 15%, 94% 65%, 50% 100%, 6% 65%, 8% 15%); transform: rotate(5deg); }
.hero-seal strong { font-size: 1.55rem; line-height: 1; }
.hero-seal span { color: white; text-transform: uppercase; font-size: .62rem; font-weight: 900; line-height: 1.45; }
.scroll-hint { position: absolute; bottom: 22px; left: 50%; z-index: 3; transform: translateX(-50%); display: flex; align-items: center; gap: 14px; color: rgba(255,255,255,.46); text-transform: uppercase; letter-spacing: .15em; font-size: .66rem; font-weight: 800; }
.scroll-hint i { width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; position: relative; }
.scroll-hint i::after { content: ""; position: absolute; width: 4px; height: 12px; border-radius: 4px; background: var(--yellow); left: 50%; top: 8px; transform: translateX(-50%); animation: scrollDrop 1.6s ease-in-out infinite; }
@keyframes scrollDrop { 0% { opacity: 0; transform: translate(-50%,0); } 50% { opacity: 1; } 100% { opacity: 0; transform: translate(-50%,15px); } }

.marquee { background: var(--yellow); color: var(--navy); overflow: hidden; padding: 18px 0; border-block: 1px solid rgba(5,13,27,.3); transform: rotate(-1.2deg) scale(1.02); position: relative; z-index: 4; }
.marquee-track { display: flex; width: max-content; align-items: center; gap: 26px; font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; text-transform: uppercase; font-size: clamp(1.2rem, 2vw, 2rem); animation: marquee 28s linear infinite; }
.marquee-track b { color: var(--red); }
@keyframes marquee { to { transform: translateX(-50%); } }

.services { padding: 150px 0; }
.services-layout { display: grid; grid-template-columns: .76fr 1.24fr; gap: 92px; align-items: start; }
.services-intro { position: sticky; top: 140px; }
.section-kicker { color: #b17300; }
.services-intro h2, .section-heading h2, .thermal h2, .projects h2, .coverage h2, .contact h2 { font-size: clamp(3.2rem, 5.3vw, 6.4rem); }
.services-intro > p:not(.section-kicker), .section-heading > p, .projects-heading > p { margin: 28px 0 0; color: var(--muted); font-size: 1.05rem; line-height: 1.75; }
.text-link { margin-top: 34px; display: inline-flex; gap: 12px; align-items: center; font-weight: 900; border-bottom: 2px solid var(--yellow); padding-bottom: 8px; }
.service-stack { display: grid; gap: 28px; }
.service-card { min-height: 470px; position: relative; overflow: hidden; border-radius: var(--radius); display: grid; grid-template-columns: .9fr 1.1fr; background: #fff; border: 1px solid var(--line); box-shadow: 0 18px 55px rgba(6,15,28,.08); }
.service-card-alt { background: var(--navy); color: var(--white); }
.service-image { min-height: 100%; overflow: hidden; }
.service-image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.8); transition: .8s cubic-bezier(.2,.8,.2,1); }
.service-card:hover .service-image img { transform: scale(1.055); filter: saturate(1); }
.service-content { padding: 42px 38px; display: flex; flex-direction: column; align-items: flex-start; }
.service-number { width: 50px; height: 50px; display: grid; place-items: center; border-radius: 50%; color: var(--navy); background: var(--yellow); font-weight: 950; margin-bottom: auto; }
.mini-kicker { margin: 32px 0 10px; color: #a36b00; font-size: .7rem; letter-spacing: .15em; text-transform: uppercase; font-weight: 900; }
.service-card h3 { margin: 0; font-size: clamp(2rem, 3vw, 3.6rem); line-height: 1; text-transform: uppercase; font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; }
.service-card p:not(.mini-kicker) { color: var(--muted); line-height: 1.65; }
.service-card-alt p:not(.mini-kicker) { color: rgba(255,255,255,.66); }
.service-card ul { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 14px 0 0; list-style: none; }
.service-card li { font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; border: 1px solid var(--line); border-radius: 99px; padding: 8px 10px; }
.service-card-alt li { border-color: rgba(255,255,255,.18); }
.paint-reveal::after { content: ""; position: absolute; inset: 0; z-index: 5; background: var(--yellow); transform-origin: left; transform: scaleX(1); pointer-events: none; clip-path: polygon(0 0, 100% 0, 97% 18%, 100% 41%, 96% 64%, 100% 86%, 98% 100%, 0 100%); transition: transform 1.1s cubic-bezier(.77,0,.18,1) .15s; }
.paint-reveal.in-view::after { transform: scaleX(0); }

.benefits { padding: 145px 0; }
.section-heading, .projects-heading { display: grid; grid-template-columns: 1fr .65fr; gap: 70px; align-items: end; margin-bottom: 68px; }
.section-dark .section-kicker { color: var(--yellow); }
.section-dark .section-heading > p { color: rgba(255,255,255,.56); }
.benefit-grid { display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid rgba(255,255,255,.13); border-radius: var(--radius); overflow: hidden; }
.benefit-card { min-height: 340px; padding: 28px 24px; border-right: 1px solid rgba(255,255,255,.13); transition: .35s ease; position: relative; }
.benefit-card:last-child { border-right: 0; }
.benefit-card:hover { background: var(--yellow); color: var(--navy); transform: translateY(-10px); }
.benefit-card > span { color: rgba(255,255,255,.3); font-size: .72rem; }
.benefit-card:hover > span { color: rgba(5,13,27,.55); }
.benefit-card .icon { margin: 64px 0 32px; font-size: 2.5rem; color: var(--yellow); }
.benefit-card:hover .icon { color: var(--red); }
.benefit-card h3 { font-size: 1.18rem; text-transform: uppercase; margin: 0 0 15px; }
.benefit-card p { color: rgba(255,255,255,.55); line-height: 1.6; font-size: .9rem; }
.benefit-card:hover p { color: rgba(5,13,27,.68); }

.thermal { padding: 145px 0; }
.thermal-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 80px; align-items: center; }
.thermal-copy > p:not(.section-kicker) { color: var(--muted); line-height: 1.75; font-size: 1.05rem; }
.temperature-card { margin: 34px 0 18px; padding: 20px; display: flex; gap: 18px; align-items: center; border: 1px solid var(--line); border-radius: 22px; background: white; }
.temperature-card > div { flex: 1; display: grid; gap: 4px; }
.temperature-card small { color: var(--muted); }
.temperature-card strong { font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; font-size: 2.8rem; }
.temperature-card > div:last-child strong { color: #1676b7; }
.temperature-card i { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; color: var(--navy); background: var(--yellow); font-style: normal; }
.disclaimer { color: #7b8088; line-height: 1.45; }
.compare { position: relative; overflow: hidden; aspect-ratio: 1.32; border-radius: 34px; box-shadow: 0 30px 80px rgba(6,15,28,.16); cursor: ew-resize; user-select: none; }
.compare img { width: 100%; height: 100%; object-fit: cover; }
.compare-after { position: absolute; inset: 0; }
.compare-before { position: absolute; inset: 0 auto 0 0; overflow: hidden; border-right: 3px solid var(--yellow); }
.compare-before img { width: var(--compare-width, 200%); max-width: none; }
.compare-handle { position: absolute; top: 50%; transform: translate(-50%,-50%); width: 58px; height: 58px; border-radius: 50%; border: 4px solid white; color: var(--navy); background: var(--yellow); display: grid; place-items: center; z-index: 3; box-shadow: 0 6px 30px rgba(0,0,0,.3); cursor: ew-resize; }
.compare-handle span { font-weight: 950; }
.compare-label { position: absolute; top: 18px; z-index: 4; color: white; background: rgba(5,13,27,.72); border: 1px solid rgba(255,255,255,.2); border-radius: 99px; padding: 8px 12px; font-size: .72rem; text-transform: uppercase; font-weight: 900; letter-spacing: .08em; }
.label-before { left: 18px; }.label-after { right: 18px; }

.process { padding: 145px 0; }
.process-track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.13); border: 1px solid rgba(255,255,255,.13); border-radius: var(--radius); overflow: hidden; }
.process-step { background: var(--navy); padding-bottom: 32px; }
.step-image { height: 240px; overflow: hidden; }
.step-image img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: .6s ease; }
.process-step:hover img { filter: grayscale(0); transform: scale(1.04); }
.process-step > span, .process-step h3, .process-step p { display: block; margin-left: 24px; margin-right: 24px; }
.process-step > span { color: var(--yellow); font-weight: 900; margin-top: 28px; }
.process-step h3 { font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; text-transform: uppercase; font-size: 2rem; margin-top: 12px; margin-bottom: 0; }
.process-step p { color: rgba(255,255,255,.54); line-height: 1.55; font-size: .9rem; }

.projects { padding: 145px 0; }
.project-grid { display: grid; grid-template-columns: 1.3fr .7fr; grid-template-rows: 360px 280px; gap: 18px; }
.project-item { position: relative; overflow: hidden; border: 0; border-radius: 26px; padding: 0; cursor: zoom-in; background: var(--navy); text-align: left; }
.project-item img { width: 100%; height: 100%; object-fit: cover; transition: .8s cubic-bezier(.2,.8,.2,1); }
.project-item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 42%, rgba(5,13,27,.82)); }
.project-item:hover img { transform: scale(1.055); }
.project-item span { position: absolute; z-index: 2; left: 24px; right: 24px; bottom: 22px; color: white; display: flex; align-items: center; justify-content: space-between; text-transform: uppercase; font-weight: 900; }
.project-item i { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; color: var(--navy); background: var(--yellow); font-style: normal; }
.project-large { grid-row: 1 / 3; }
.project-wide { grid-column: 2; }

.coverage { padding: 130px 0; position: relative; overflow: hidden; }
.coverage::after { content: "BRASIL"; position: absolute; bottom: -4vw; right: -2vw; font-family: Impact, sans-serif; font-size: 20vw; color: rgba(255,255,255,.025); pointer-events: none; }
.coverage-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 80px; position: relative; z-index: 2; }
.coverage-map { display: flex; justify-content: center; }
.coverage-map img { width: 100%; height: auto; max-height: 480px; object-fit: cover; border-radius: 20px; box-shadow: 0 20px 45px rgba(0,0,0,0.4); border: 1px solid rgba(255,255,255,.1); }
.coverage-copy > p:not(.section-kicker) { color: rgba(255,255,255,.58); line-height: 1.75; }
.coverage-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.coverage-tags span { border: 1px solid rgba(255,255,255,.17); border-radius: 99px; padding: 10px 13px; font-size: .76rem; text-transform: uppercase; letter-spacing: .05em; }

.contact { padding: 125px 0; position: relative; overflow: hidden; }
.contact::before { content: ""; position: absolute; width: 700px; height: 700px; border: 110px solid rgba(5,13,27,.06); border-radius: 50%; right: -280px; top: -290px; }
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; position: relative; z-index: 2; }
.contact .section-kicker { color: var(--navy); }
.contact-copy > p:not(.section-kicker) { color: rgba(5,13,27,.68); line-height: 1.7; max-width: 520px; }
.phone-link { display: inline-grid; margin-top: 30px; }
.phone-link small { text-transform: uppercase; letter-spacing: .13em; font-weight: 900; }
.phone-link strong { font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; font-size: clamp(2.3rem, 4vw, 4.8rem); }
.quote-form { background: var(--white); border-radius: 30px; padding: 34px; box-shadow: 0 26px 60px rgba(5,13,27,.16); display: grid; gap: 18px; }
.quote-form label { display: grid; gap: 8px; font-size: .73rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 900; }
.quote-form input, .quote-form textarea, .quote-form select { width: 100%; border: 1px solid rgba(5,13,27,.13); border-radius: 14px; background: white; padding: 15px 16px; color: var(--navy); outline: none; transition: .25s ease; text-transform: none; letter-spacing: normal; font-weight: 500; }
.quote-form input:focus, .quote-form textarea:focus, .quote-form select:focus { border-color: var(--yellow); box-shadow: 0 0 0 4px rgba(255,182,0,.16); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.quote-form .button { width: 100%; margin-top: 4px; }

.site-footer { padding: 80px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .7fr .8fr 1fr; gap: 60px; padding-bottom: 55px; }
.footer-brand img { width: 250px; border-radius: 10px; }
.footer-brand p { color: rgba(255,255,255,.52); line-height: 1.55; }
.site-footer h3 { color: var(--yellow); text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; margin: 0 0 20px; }
.site-footer div:not(.footer-brand):not(.footer-note):not(.footer-grid):not(.footer-bottom) { display: flex; flex-direction: column; gap: 12px; color: rgba(255,255,255,.62); }
.footer-note { display: grid; align-content: start; gap: 10px; }
.footer-note span { padding: 14px 16px; border: 1px solid rgba(255,255,255,.12); border-radius: 12px; text-transform: uppercase; letter-spacing: .08em; font-weight: 900; font-size: .72rem; }
.footer-bottom { padding-top: 24px; border-top: 1px solid rgba(255,255,255,.10); display: flex; justify-content: space-between; color: rgba(255,255,255,.4); font-size: .8rem; }

.whatsapp-float { position: fixed; z-index: 850; right: 18px; bottom: 18px; height: 58px; padding: 0 9px 0 20px; display: flex; align-items: center; gap: 13px; border-radius: 99px; color: white; background: #16a85f; font-weight: 900; box-shadow: 0 14px 40px rgba(0,0,0,.24); }
.whatsapp-float b { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; color: #16a85f; background: white; }

.lightbox { position: fixed; inset: 0; z-index: 1200; padding: 60px; display: grid; place-items: center; background: rgba(2,8,18,.92); backdrop-filter: blur(14px); opacity: 0; visibility: hidden; transition: .3s ease; }
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox img { max-height: calc(100vh - 100px); max-width: min(960px, 100%); object-fit: contain; border-radius: 16px; box-shadow: 0 30px 90px rgba(0,0,0,.5); }
.lightbox-close { position: absolute; top: 20px; right: 24px; width: 52px; height: 52px; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); color: white; background: rgba(255,255,255,.08); font-size: 2rem; cursor: pointer; }

.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.8,.2,1); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* Seção Clientes Atendidos */
.clients-section {
  padding: 120px 0;
  border-bottom: 1px solid var(--line);
}
.clients-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 32px;
  margin-top: 48px;
}
.client-logo-item {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 200px;
  height: 100px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(5, 13, 27, 0.08);
  border-radius: 20px;
  padding: 20px;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  backdrop-filter: blur(8px);
  box-shadow: 0 10px 30px rgba(6, 15, 28, 0.02);
}
.client-logo-item:hover {
  transform: translateY(-6px);
  background: #ffffff;
  box-shadow: 0 18px 40px rgba(6, 15, 28, 0.08);
  border-color: var(--yellow);
}
.client-logo-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.55;
  transition: all 0.35s ease;
}
.client-logo-item:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

@media (max-width: 1040px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 850px; }
  .hero-visual { min-height: 590px; max-width: 720px; width: 100%; margin-inline: auto; }
  .services-layout { grid-template-columns: 1fr; gap: 56px; }
  .services-intro { position: static; max-width: 780px; }
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit-card { border-bottom: 1px solid rgba(255,255,255,.13); }
  .thermal-grid, .contact-grid { grid-template-columns: 1fr; }
  .process-track { grid-template-columns: repeat(2, 1fr); }
  .coverage-grid { gap: 35px; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-note { grid-column: 1 / -1; grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 820px) {
  :root { --shell: min(100% - 28px, 680px); --radius: 22px; }
  .clients-section { padding: 80px 0; }
  .clients-grid { gap: 20px; margin-top: 36px; }
  .client-logo-item { width: 160px; height: 80px; padding: 15px; border-radius: 16px; }
  .site-header { height: 68px; padding-left: 10px; }
  .brand { width: 185px; height: 48px; }
  .menu-toggle { display: flex; }
  .main-nav { position: fixed; top: 78px; left: 0; right: 0; min-height: calc(100svh - 88px); padding: 44px 28px; border-radius: 22px; background: rgba(5,13,27,.98); flex-direction: column; align-items: stretch; justify-content: center; gap: 8px; opacity: 0; visibility: hidden; transform: translateY(-15px); transition: .3s ease; }
  .menu-open .main-nav { opacity: 1; visibility: visible; transform: translateY(0); }
  .main-nav a { font-family: Impact, sans-serif; text-transform: uppercase; font-size: 2.2rem; padding: 12px 10px; }
  .main-nav .nav-cta { font-family: inherit; text-align: center; font-size: .92rem; margin-top: 18px; }
  .hero { padding-top: 130px; }
  .hero h1 { font-size: clamp(3.8rem, 17vw, 6rem); }
  .hero-grid { gap: 45px; }
  .hero-visual { min-height: 500px; }
  .image-card-main { inset: 0 0 60px 22px; border-radius: 28px 28px 28px 78px; }
  .image-card-secondary { width: 52%; height: 38%; }
  .hero-seal { width: 112px; top: 26px; }
  .hero-proof { grid-template-columns: 1fr; }
  .section-heading, .projects-heading { grid-template-columns: 1fr; gap: 20px; }
  .services, .benefits, .thermal, .process, .projects { padding: 100px 0; }
  .service-card { grid-template-columns: 1fr; }
  .service-image { height: 280px; }
  .service-content { min-height: 360px; }
  .benefit-grid { grid-template-columns: 1fr; }
  .benefit-card { min-height: auto; border-right: 0; }
  .benefit-card .icon { margin: 34px 0 24px; }
  .coverage-grid { grid-template-columns: 1fr; }
  .coverage-map { order: 2; }
  .project-grid { grid-template-columns: 1fr; grid-template-rows: repeat(4, 310px); }
  .project-large, .project-wide { grid-row: auto; grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-note { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .hero-actions, .hero-actions .button { width: 100%; }
  .hero-visual { min-height: 420px; }
  .image-card-main { left: 8px; }
  .image-card-secondary { left: -4px; width: 58%; }
  .hero-seal { width: 96px; right: -8px; }
  .scroll-hint { display: none; }
  .services-intro h2, .section-heading h2, .thermal h2, .projects h2, .coverage h2, .contact h2 { font-size: clamp(2.8rem, 14vw, 4.2rem); }
  .service-content { padding: 32px 24px; }
  .thermal-grid { gap: 42px; }
  .temperature-card { flex-direction: column; align-items: stretch; }
  .temperature-card i { transform: rotate(90deg); align-self: center; }
  .process-track { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .quote-form { padding: 24px 18px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; gap: 12px; }
  .whatsapp-float span { display: none; }
  .whatsapp-float { padding: 8px; }
  .lightbox { padding: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .paint-reveal::after { display: none; }
}