/* WINTECH TECNOLOGIA INDUSTRIAL - style.css */

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:"Inter","Segoe UI",Roboto,Arial,sans-serif;background:#0b0f14;color:#e8edf2;line-height:1.6;overflow-x:hidden}
img{display:block;width:100%;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;-webkit-tap-highlight-color:transparent}
ul{list-style:none}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em}
h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:20px;color:#fff}
p{color:#aeb8c3}

/* Header */
#topo{position:fixed;top:0;left:0;width:100%;height:78px;z-index:1000;background:rgba(7,11,16,.45);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:.3s}
#topo.scrolled{background:rgba(7,11,16,.94);box-shadow:0 8px 30px rgba(0,0,0,.3)}
#topo .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:30px}
.logo{display:inline-flex;flex-direction:column;font-size:1.45rem;font-weight:800;letter-spacing:.12em;color:#fff;white-space:nowrap}
.logo span{display:block;margin-top:-2px;font-size:.58rem;font-weight:500;letter-spacing:.17em;color:#5aaeff;text-transform:uppercase}
nav{display:flex;align-items:center}
nav ul{display:flex;align-items:center;gap:32px}
nav ul li a{position:relative;display:inline-block;padding:8px 0;color:#d8e0e8;font-size:.9rem;font-weight:500;transition:color .25s}
nav ul li a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:#1689ff;transition:width .25s}
nav ul li a:hover{color:#fff}
nav ul li a:hover::after{width:100%}
#menu-toggle{display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.15);border-radius:8px;background:rgba(255,255,255,.05);color:#fff;cursor:pointer;font-size:1.35rem}

/* Hero / Carousel */
.hero{position:relative;height:100vh;min-height:650px;background:#080c11}
.carousel{position:relative;width:100%;height:100%;overflow:hidden}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity 1s ease,visibility 1s ease}
.slide.active{opacity:1;visibility:visible;z-index:2}
.slide::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(5,9,14,.92) 0%,rgba(5,9,14,.72) 38%,rgba(5,9,14,.25) 75%,rgba(5,9,14,.55) 100%),linear-gradient(0deg,rgba(5,9,14,.85) 0%,transparent 35%,rgba(5,9,14,.25) 100%)}
.slide img{width:100%;height:100%;object-fit:cover;object-position:center;transform:scale(1.04);transition:transform 7s ease}
.slide.active img{transform:scale(1)}
.overlay{position:absolute;top:50%;left:max(20px,calc((100% - 1180px)/2));z-index:3;width:min(680px,calc(100% - 40px));transform:translateY(-42%)}
.overlay h1{max-width:700px;margin-bottom:22px;color:#fff;font-size:clamp(2.5rem,6vw,5.2rem);font-weight:800}
.overlay h1::before{content:"";display:block;width:55px;height:4px;margin-bottom:22px;border-radius:5px;background:#1689ff}
.overlay p{max-width:620px;margin-bottom:32px;color:#d4dce5;font-size:clamp(1rem,2vw,1.25rem);line-height:1.7}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:13px 26px;border:1px solid #1689ff;border-radius:5px;background:#1689ff;color:#fff;font-size:.95rem;font-weight:700;transition:.25s}
.btn:hover{background:#006fd6;border-color:#006fd6;transform:translateY(-2px);box-shadow:0 12px 28px rgba(22,137,255,.25)}
.prev,.next{position:absolute;top:50%;z-index:5;width:48px;height:48px;border:1px solid rgba(255,255,255,.22);border-radius:50%;background:rgba(5,9,14,.3);color:#fff;cursor:pointer;transform:translateY(-50%);backdrop-filter:blur(8px);transition:.25s}
.prev{left:25px}.next{right:25px}
.prev:hover,.next:hover{background:rgba(22,137,255,.85);border-color:#1689ff;transform:translateY(-50%) scale(1.05)}
.carousel-dots{position:absolute;bottom:30px;left:50%;z-index:6;display:flex;gap:8px;transform:translateX(-50%)}
.carousel-dot{width:9px;height:9px;padding:0;border:0;border-radius:50%;background:rgba(255,255,255,.35);cursor:pointer;transition:.25s}
.carousel-dot.active{width:28px;border-radius:10px;background:#1689ff}

/* Sections */
section:not(.hero):not(.cta){padding:110px 0}
#empresa{background:radial-gradient(circle at 80% 20%,rgba(22,137,255,.08),transparent 30%),#0b0f14}
#empresa p{max-width:820px;font-size:1.1rem;line-height:1.9}
#servicos{background:#0e141b}
#servicos>h2::after,#tecnologias>h2::after,#empresa>h2::after,#contato>h2::after{content:"";display:block;width:55px;height:3px;margin-top:16px;background:#1689ff}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:45px}
.card{position:relative;min-height:210px;padding:32px;overflow:hidden;border:1px solid rgba(255,255,255,.08);border-radius:10px;background:linear-gradient(145deg,rgba(255,255,255,.04),rgba(255,255,255,.015));transition:.3s}
.card::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:#1689ff;transform:scaleX(0);transform-origin:left;transition:.3s}
.card:hover{transform:translateY(-7px);border-color:rgba(22,137,255,.45);box-shadow:0 18px 45px rgba(0,0,0,.25)}
.card:hover::before{transform:scaleX(1)}
.card h3{margin-bottom:14px;color:#fff;font-size:1.25rem}
.card p{font-size:.95rem;line-height:1.75}

/* Technologies */
#tecnologias{background:#0b0f14}
.tech-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:45px}
.tech-list li{padding:20px;border:1px solid rgba(255,255,255,.08);border-radius:7px;background:rgba(255,255,255,.025);color:#d8e0e8;text-align:center;font-size:.95rem;font-weight:600;transition:.25s}
.tech-list li:hover{background:rgba(22,137,255,.08);border-color:rgba(22,137,255,.4);transform:translateY(-3px)}

/* CTA / Contact / Footer */
.cta{position:relative;padding:100px 0;overflow:hidden;background:linear-gradient(110deg,rgba(0,55,110,.9),rgba(8,16,26,.98))}
.cta h2{max-width:700px;margin-bottom:15px}
.cta p{margin-bottom:28px;color:#c8d5e2;font-size:1.1rem}
#contato{background:#0e141b}
#contato p{margin-bottom:10px;font-size:1.05rem}
#contato strong{color:#fff}
footer{padding:30px 0;border-top:1px solid rgba(255,255,255,.07);background:#070a0e}
footer p{color:#7f8a95;font-size:.85rem;text-align:center}
a:focus-visible,button:focus-visible{outline:3px solid rgba(22,137,255,.7);outline-offset:4px}

/* Tablet */
@media(max-width:900px){
nav ul{gap:20px}
.cards{grid-template-columns:repeat(2,1fr)}
.tech-list{grid-template-columns:repeat(2,1fr)}
.overlay h1{font-size:clamp(2.5rem,8vw,4.5rem)}
}

/* Mobile */
@media(max-width:700px){
.container{width:min(100% - 30px,1180px)}
#topo{height:70px}
#menu-toggle{display:inline-flex;align-items:center;justify-content:center}
nav ul{position:absolute;top:70px;left:15px;right:15px;display:flex;flex-direction:column;align-items:stretch;gap:0;padding:10px;border:1px solid rgba(255,255,255,.1);border-radius:10px;background:rgba(7,11,16,.98);box-shadow:0 20px 50px rgba(0,0,0,.4);opacity:0;visibility:hidden;transform:translateY(-10px);transition:.25s}
nav ul.open{opacity:1;visibility:visible;transform:translateY(0)}
nav ul li a{display:block;padding:13px 15px;border-radius:6px}
nav ul li a:hover{background:rgba(255,255,255,.05)}
nav ul li a::after{display:none}
.hero{min-height:620px}
.slide::after{background:linear-gradient(90deg,rgba(5,9,14,.88),rgba(5,9,14,.48)),linear-gradient(0deg,rgba(5,9,14,.95),transparent 55%)}
.overlay{top:auto;bottom:100px;left:15px;width:calc(100% - 30px);transform:none}
.overlay h1{margin-bottom:16px;font-size:clamp(2.2rem,11vw,3.5rem)}
.overlay h1::before{width:42px;height:3px;margin-bottom:16px}
.overlay p{margin-bottom:24px;font-size:1rem;line-height:1.6}
.prev,.next{top:auto;bottom:27px;width:42px;height:42px;transform:none}
.prev:hover,.next:hover{transform:scale(1.05)}
.prev{left:15px}.next{right:15px}
.carousel-dots{bottom:42px}
section:not(.hero):not(.cta){padding:75px 0}
.cards{grid-template-columns:1fr;margin-top:35px}
.card{min-height:auto}
.tech-list{grid-template-columns:1fr;margin-top:35px}
.cta{padding:75px 0}
.logo{font-size:1.25rem}.logo span{font-size:.52rem}
}

/* Small phones */
@media(max-width:420px){
.overlay h1{font-size:2.15rem}
.overlay p{font-size:.95rem}
.btn{width:100%}
.prev,.next{bottom:24px}
}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}