/* ══════════════════════════════════════════
   ASI ENGENHARIA — GLOBAL STYLESHEET v2
   Design: dark-only, editorial, Fraunces+Outfit+Fira Code
══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,300;1,9..144,400;1,9..144,600;1,9..144,700&family=Outfit:wght@300;400;500;600;700&family=Fira+Code:wght@300;400;500&display=swap');

:root {
  --pri:#39A4B9; --pri-l:#62bece; --pri-d:#257b8a;
  --pri-dim:rgba(57,164,185,.10); --pri-bdr:rgba(57,164,185,.25); --pri-glow:rgba(57,164,185,.15);
  --sec:#4ADE80; --sec-d:#22c55e; --sec-txt:#14532d;
  --sec-dim:rgba(74,222,128,.10); --sec-bdr:rgba(74,222,128,.25);
  --ter:#4554B0; --ter-l:#6877c4;
  --ter-dim:rgba(69,84,176,.10); --ter-bdr:rgba(69,84,176,.25);
  --ink:#08090f; --ink2:#0f1117; --s1:#14192a; --s2:#1a2035; --s3:#202740;
  --t1:#eef2ff; --t2:rgba(238,242,255,.60); --t3:rgba(238,242,255,.30);
  --ff-d:'Fraunces',Georgia,serif;
  --ff-b:'Outfit',sans-serif;
  --ff-m:'Fira Code',monospace;
  --r-sm:6px; --r-md:10px; --r-lg:16px; --r-xl:22px;
  --nav-h:64px; --max-w:1240px; --pad-x:52px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--ff-b);background:var(--ink);color:var(--t1);overflow-x:hidden;line-height:1.5}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{cursor:pointer;font-family:var(--ff-b);border:none}

/* Progress */
#prog{position:fixed;top:0;left:0;height:2px;width:0;background:linear-gradient(90deg,var(--pri),var(--sec));z-index:300;transition:width 60ms linear;box-shadow:0 0 10px var(--pri)}

/* Nav */
nav{position:fixed;top:0;left:0;right:0;z-index:200;height:var(--nav-h);display:flex;align-items:center;padding:0 var(--pad-x);gap:40px;background:rgba(8,9,15,.88);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);border-bottom:1px solid rgba(57,164,185,.10);transition:background .3s}
.nav-brand{display:flex;align-items:center;gap:12px;flex-shrink:0;color:var(--pri)}
.nav-logo{width:30px;height:29px;transition:transform .4s}
.nav-brand:hover .nav-logo{transform:rotate(-8deg)}
.nav-name{font-family:var(--ff-d);font-size:15px;font-weight:600;color:var(--t1);white-space:nowrap}
.nav-name em{font-style:italic;color:var(--pri)}
.nav-links{display:flex;gap:2px;list-style:none;flex:1;justify-content:center}
.nav-links a{font-family:var(--ff-b);font-size:12.5px;color:var(--t2);padding:7px 14px;border-radius:4px;letter-spacing:.02em;transition:color .15s,background .15s;position:relative}
.nav-links a::after{content:'';position:absolute;left:14px;right:14px;bottom:2px;height:1px;background:var(--pri);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.nav-links a:hover,.nav-links a.active{color:var(--pri);background:var(--pri-dim)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links .has-drop{position:relative}
.nav-drop{position:absolute;top:calc(100% + 8px);left:0;background:var(--s1);border:1px solid rgba(57,164,185,.18);border-radius:var(--r-lg);padding:8px;min-width:230px;opacity:0;pointer-events:none;transform:translateY(-6px);transition:opacity .18s,transform .18s;z-index:300}
.nav-links .has-drop:hover .nav-drop{opacity:1;pointer-events:all;transform:translateY(0)}
.nav-drop a{display:block;padding:9px 13px;border-radius:8px;font-size:12.5px;color:var(--t2);transition:background .12s,color .12s}
.nav-drop a::after{display:none}
.nav-drop a:hover{background:var(--pri-dim);color:var(--pri)}
.drop-label{font-family:var(--ff-m);font-size:9px;color:var(--t3);letter-spacing:.14em;text-transform:uppercase;padding:6px 13px 4px;display:block}
.btn-nav{background:var(--pri);color:#fff;font-family:var(--ff-b);font-weight:500;font-size:12.5px;padding:9px 18px;border-radius:var(--r-sm);transition:background .15s,transform .15s,box-shadow .2s;white-space:nowrap;margin-left:auto}
.btn-nav:hover{background:var(--pri-l);transform:translateY(-1px);box-shadow:0 8px 20px -6px var(--pri)}
.nav-burger{display:none;background:none;border:none;padding:6px;flex-direction:column;gap:4px;margin-left:auto}
.nav-burger span{display:block;width:20px;height:1.5px;background:var(--t2);border-radius:2px}

/* Reveal */
.rv{opacity:0;transform:translateY(32px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.1s}.rv-d2{transition-delay:.2s}.rv-d3{transition-delay:.3s}.rv-d4{transition-delay:.4s}.rv-d5{transition-delay:.5s}

/* Layout */
.wrap{max-width:var(--max-w);margin:0 auto;padding:0 var(--pad-x)}
.sec-pad{padding:120px 0}
.asi-page{padding-top:var(--nav-h)}
.s-ink{background:var(--ink)}.s-ink2{background:var(--ink2)}.s-s1{background:var(--s1)}

/* Section header */
.sh{display:grid;grid-template-columns:110px 1fr;gap:40px;align-items:start;margin-bottom:72px}
.sn{font-family:var(--ff-d);font-size:120px;font-weight:600;line-height:.85;letter-spacing:-.04em;color:rgba(57,164,185,.09);user-select:none;font-style:italic}
.sl-tag{font-family:var(--ff-m);font-size:11px;color:var(--pri);letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.sl-tag::before{content:'';width:18px;height:1px;background:var(--pri)}
.st{font-family:var(--ff-d);font-size:clamp(34px,3.4vw,54px);font-weight:600;letter-spacing:-.025em;line-height:1.05;color:var(--t1);margin-bottom:18px;max-width:860px}
.st em{font-style:italic;color:var(--pri)}
.sd{font-family:var(--ff-b);font-size:16px;font-weight:300;line-height:1.75;color:var(--t2);max-width:620px}

/* Buttons */
.btn{font-family:var(--ff-b);font-weight:500;font-size:14px;padding:14px 24px;border-radius:8px;display:inline-flex;align-items:center;gap:10px;transition:all .22s;cursor:pointer;border:none;position:relative;overflow:hidden}
.btn-pri{background:var(--pri);color:#fff}
.btn-pri::after{content:'';position:absolute;inset:0;background:linear-gradient(120deg,transparent 20%,rgba(255,255,255,.25) 50%,transparent 80%);transform:translateX(-120%);transition:transform .7s}
.btn-pri:hover{background:var(--pri-l);transform:translateY(-2px);box-shadow:0 14px 34px -10px var(--pri)}
.btn-pri:hover::after{transform:translateX(120%)}
.btn-sec{background:var(--sec);color:var(--sec-txt);font-weight:600}
.btn-sec:hover{background:#38d470;transform:translateY(-2px)}
.btn-ghost{color:var(--t1);border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.02)}
.btn-ghost:hover{background:rgba(255,255,255,.05);border-color:var(--pri);transform:translateY(-2px)}
.btn-out{background:transparent;border:1.5px solid var(--pri);color:var(--pri)}
.btn-out:hover{background:var(--pri-dim);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:12.5px;border-radius:var(--r-sm)}

/* Chips & badges */
.chip{font-family:var(--ff-m);font-size:10px;letter-spacing:.12em;text-transform:uppercase;padding:5px 12px;border-radius:4px;border:1px solid;transition:transform .15s}
.chip:hover{transform:translateY(-2px)}
.chip-c{color:var(--pri);border-color:var(--pri-bdr);background:var(--pri-dim)}
.chip-g{color:var(--sec-d);border-color:var(--sec-bdr);background:var(--sec-dim)}
.chip-i{color:var(--ter-l);border-color:var(--ter-bdr);background:var(--ter-dim)}
.chip-n{color:var(--t3);border-color:rgba(255,255,255,.12);background:rgba(255,255,255,.04)}
.badge{font-family:var(--ff-m);font-size:10px;letter-spacing:.14em;text-transform:uppercase;padding:5px 11px;border-radius:3px;border:1px solid}
.badge-c{background:var(--pri-dim);color:var(--pri);border-color:var(--pri-bdr)}
.badge-g{background:var(--sec-dim);color:var(--sec-d);border-color:var(--sec-bdr)}
.badge-i{background:var(--ter-dim);color:var(--ter-l);border-color:var(--ter-bdr)}

/* Eyebrow */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--ff-m);font-size:11px;color:var(--pri);letter-spacing:.18em;text-transform:uppercase;margin-bottom:26px}
.eyebrow::before{content:'';width:24px;height:1px;background:var(--pri)}

/* Divider grid */
.grid-divider{display:grid;gap:1px;background:rgba(57,164,185,.12);border:1px solid rgba(57,164,185,.10);border-radius:var(--r-xl);overflow:hidden}

/* Cross-links */
.crosslink-block{background:var(--s1);border:1px solid rgba(57,164,185,.15);border-radius:var(--r-xl);padding:36px;margin-top:64px}
.crosslink-block h3{font-family:var(--ff-d);font-size:18px;font-weight:600;color:var(--t1);letter-spacing:-.01em;margin-bottom:6px}
.crosslink-block>p{font-size:13.5px;font-weight:300;color:var(--t3);margin-bottom:22px}
.crosslink-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px}
.crosslink-item{display:flex;flex-direction:column;gap:4px;background:var(--s2);border-radius:var(--r-md);padding:14px 16px;border:1px solid rgba(255,255,255,.05);text-decoration:none;transition:border-color .15s,background .15s}
.crosslink-item:hover{border-color:var(--pri-bdr);background:var(--s3)}
.crosslink-item .cl-label{font-family:var(--ff-m);font-size:9.5px;color:var(--pri);letter-spacing:.1em;text-transform:uppercase}
.crosslink-item .cl-title{font-family:var(--ff-d);font-size:14px;font-weight:600;color:var(--t1);letter-spacing:-.01em}
.crosslink-item .cl-desc{font-size:12px;font-weight:300;color:var(--t3);line-height:1.5}
.crosslink-item .cl-arrow{font-family:var(--ff-m);font-size:11px;color:var(--pri);margin-top:6px}

/* FAQ */
.faq-item{border-bottom:1px solid rgba(57,164,185,.14);padding:20px 0}
.faq-q{font-family:var(--ff-d);font-size:17px;font-weight:600;color:var(--t1);letter-spacing:-.01em;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-q svg{width:16px;height:16px;stroke:var(--pri);fill:none;stroke-width:1.5;flex-shrink:0;transition:transform .2s}
.faq-item.open .faq-q svg{transform:rotate(45deg)}
.faq-a{font-size:14px;font-weight:300;color:var(--t2);line-height:1.8;max-height:0;overflow:hidden;transition:max-height .3s ease,padding-top .3s}
.faq-item.open .faq-a{max-height:400px;padding-top:14px}

/* CTA section */
.cta-section{background:var(--ink2);border-top:1px solid rgba(57,164,185,.10);border-bottom:1px solid rgba(57,164,185,.10);padding:100px 0;text-align:center;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(57,164,185,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(57,164,185,.04) 1px,transparent 1px);background-size:54px 54px;mask-image:radial-gradient(ellipse 60% 60% at 50% 50%,black 10%,transparent 80%)}
.cta-section h2{font-family:var(--ff-d);font-size:clamp(32px,3.6vw,54px);font-weight:600;color:var(--t1);letter-spacing:-.025em;line-height:1.05;margin-bottom:16px;position:relative}
.cta-section h2 em{font-style:italic;color:var(--pri)}
.cta-section p{font-size:16px;font-weight:300;color:var(--t2);max-width:500px;margin:0 auto 32px;line-height:1.75;position:relative}
.cta-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative}

/* Service list */
.svc-list{display:flex;flex-direction:column}
.svc-item{display:flex;align-items:flex-start;gap:14px;padding:15px 0;border-bottom:1px solid rgba(57,164,185,.08)}
.svc-item:last-child{border-bottom:none}
.svc-dot{width:5px;height:5px;border-radius:50%;background:var(--pri);flex-shrink:0;margin-top:8px}
.svc-item p{font-size:14px;font-weight:300;color:var(--t2);line-height:1.7}
.svc-item strong{font-weight:500;color:var(--t1)}

/* Page hero (inner pages) */
.pg-hero{min-height:60vh;background:var(--ink);display:flex;align-items:center;padding-top:var(--nav-h);position:relative;overflow:hidden}
.pg-hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(57,164,185,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(57,164,185,.05) 1px,transparent 1px);background-size:54px 54px;mask-image:radial-gradient(ellipse 80% 80% at 50% 30%,black 30%,transparent 100%)}
.pg-hero-inner{position:relative;z-index:2;max-width:var(--max-w);margin:0 auto;padding:72px var(--pad-x)}
.pg-hero-inner h1{font-family:var(--ff-d);font-size:clamp(42px,4.5vw,72px);font-weight:600;line-height:.97;letter-spacing:-.03em;color:var(--t1);margin-bottom:18px}
.pg-hero-inner h1 em{font-style:italic;color:var(--pri)}
.pg-hero-inner .hero-desc{font-size:16px;font-weight:300;line-height:1.8;color:var(--t2);max-width:580px;margin-bottom:28px}

/* Scroll hint */
.scroll-hint{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);z-index:3;font-family:var(--ff-m);font-size:9.5px;color:var(--t3);letter-spacing:.18em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:10px;pointer-events:none}
.scroll-hint::after{content:'';width:1px;height:28px;background:linear-gradient(to bottom,var(--pri),transparent);animation:scroll-tick 2s ease-in-out infinite}
@keyframes scroll-tick{0%,100%{transform:scaleY(.3);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,-30px)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes ping{0%{box-shadow:0 0 0 0 var(--pri)}100%{box-shadow:0 0 0 16px rgba(57,164,185,0)}}

/* Footer */
footer{background:var(--ink);border-top:1px solid rgba(57,164,185,.10);padding:56px var(--pad-x) 32px}
.foot-in{max-width:var(--max-w);margin:0 auto}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.05)}
.foot-brand{display:flex;align-items:center;gap:12px;color:var(--pri);margin-bottom:18px}
.foot-brand svg{width:32px;height:31px}
.foot-desc{font-family:var(--ff-b);font-size:13px;font-weight:300;line-height:1.7;color:var(--t2);max-width:340px}
.foot-contacts{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.foot-contacts a{font-size:12.5px;font-weight:300;color:var(--t2);display:flex;align-items:center;gap:8px;transition:color .15s}
.foot-contacts a:hover{color:var(--pri)}
.foot-contacts svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.5;flex-shrink:0}
.foot-col h4{font-family:var(--ff-m);font-size:10px;color:var(--pri);letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px}
.foot-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.foot-col a{font-family:var(--ff-b);font-size:13px;font-weight:300;color:var(--t2);transition:color .15s,padding-left .2s}
.foot-col a:hover{color:var(--pri);padding-left:4px}
.foot-bot{display:flex;justify-content:space-between;align-items:center;padding-top:28px;gap:20px;flex-wrap:wrap}
.foot-bot span{font-family:var(--ff-m);font-size:10.5px;color:var(--t3);letter-spacing:.08em}
.foot-bot em{font-style:italic;color:var(--pri)}

@media(max-width:960px){
  :root{--pad-x:24px}
  nav{padding:0 20px;gap:16px}
  .nav-links{display:none}
  .btn-nav{display:none}
  .nav-burger{display:flex}
  .sh{grid-template-columns:1fr;gap:14px}
  .sn{font-size:80px}
  .sec-pad{padding:80px 0}
  footer{padding:48px 24px 28px}
  .foot-top{grid-template-columns:1fr 1fr;gap:28px}
  .foot-bot{flex-direction:column;text-align:center}
}
@media(max-width:600px){.foot-top{grid-template-columns:1fr}}