/* ==========================================================================
   PRESTAMAX — Design system v2
   Conceito: precisão técnica · resolução rápida · energia laranja
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --orange:#FF5C1A;
  --orange-glow:#FF7A3D;
  --orange-deep:#D94A12;
  --orange-soft:rgba(255,92,26,.14);
  --black:#080808;
  --black-2:#0F0F0F;
  --black-3:#161616;
  --surface:#111111;
  --paper:#F4F2EE;
  --paper-2:#EAE7E1;
  --white:#FFFFFF;
  --ink:#0A0A0A;
  --muted:#7A7670;
  --muted-light:rgba(255,255,255,.55);
  --line:rgba(255,255,255,.08);
  --line-dark:rgba(0,0,0,.08);

  --f-display:'Syne', sans-serif;
  --f-body:'DM Sans', sans-serif;
  --f-mono:'IBM Plex Mono', monospace;

  --r-s:8px;
  --r-m:16px;
  --r-l:28px;
  --r-xl:40px;
  --container:1160px;
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

body{
  font-family:var(--f-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px}

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

h1,h2,h3,h4{
  font-family:var(--f-display);
  font-weight:700;
  line-height:1.05;
  letter-spacing:-.03em;
  color:var(--ink);
}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--f-mono);
  font-size:.7rem;
  font-weight:500;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--orange-deep);
}
.eyebrow::before{
  content:'';
  width:6px;height:6px;border-radius:50%;
  background:var(--orange);
  box-shadow:0 0 0 3px var(--orange-soft);
}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;
  border-radius:999px;
  font-weight:600;
  font-size:.92rem;
  letter-spacing:-.01em;
  transition:transform .4s var(--ease), box-shadow .4s var(--ease), background .3s, border-color .3s, color .3s;
  white-space:nowrap;
}
.btn i{font-size:.95em}
.btn-primary{
  background:var(--orange);
  color:var(--white);
  box-shadow:0 8px 28px -6px rgba(255,92,26,.55);
}
.btn-primary:hover{
  transform:translateY(-2px);
  background:var(--orange-glow);
  box-shadow:0 14px 36px -8px rgba(255,92,26,.6);
}
.btn-ghost{
  background:transparent;
  border:1px solid rgba(255,255,255,.22);
  color:var(--white);
}
.btn-ghost:hover{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.4);
}
.btn-dark{
  background:var(--black);
  color:var(--white);
}
.btn-dark:hover{transform:translateY(-2px);background:#1a1a1a}

/* ---------- SKIP ---------- */
.skip-link{
  position:absolute;top:-80px;left:16px;z-index:9999;
  background:var(--orange);color:#fff;padding:12px 18px;border-radius:8px;font-weight:700;
  transition:top .25s;
}
.skip-link:focus{top:16px}

/* ---------- HEADER ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:20px 0;
  transition:padding .45s var(--ease), background .45s var(--ease), box-shadow .45s var(--ease);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between}
.site-header.scrolled{
  padding:12px 0;
  background:rgba(8,8,8,.82);
  backdrop-filter:blur(20px) saturate(1.4);
  -webkit-backdrop-filter:blur(20px) saturate(1.4);
  box-shadow:0 1px 0 var(--line);
}
.brand{display:flex;align-items:center;gap:12px}
.brand img{
  height:42px;width:auto;
  transition:height .4s var(--ease), filter .4s;
  filter:drop-shadow(0 2px 8px rgba(0,0,0,.3));
}
.site-header.scrolled .brand img{height:36px}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{
  font-family:var(--f-display);font-weight:800;font-size:1.15rem;
  color:var(--white);letter-spacing:-.03em;
}
.brand-text span{
  font-family:var(--f-mono);font-size:.58rem;letter-spacing:.12em;
  text-transform:uppercase;color:rgba(255,255,255,.45);
}

.main-nav ul{display:flex;gap:32px}
.main-nav a{
  font-size:.88rem;font-weight:500;
  color:rgba(255,255,255,.7);
  position:relative;
  transition:color .3s;
}
.main-nav a::after{
  content:'';position:absolute;left:0;bottom:-5px;
  width:0;height:2px;background:var(--orange);
  transition:width .35s var(--ease);
}
.main-nav a:hover,.main-nav a.active{color:#fff}
.main-nav a:hover::after,.main-nav a.active::after{width:100%}

.header-cta{display:flex;align-items:center;gap:12px}
.header-cta .btn{padding:11px 20px;font-size:.85rem}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:50%;
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#fff;font-size:1.1rem;
  border:1px solid rgba(255,255,255,.12);
}

/* ---------- MOBILE MENU ---------- */
.mobile-menu{
  position:fixed;inset:0;z-index:1100;
  background:var(--black);
  display:flex;flex-direction:column;
  padding:24px;
  transform:translateX(100%);
  transition:transform .45s var(--ease);
}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:48px}
.mobile-menu-close{
  width:42px;height:42px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#fff;font-size:1.15rem;
}
.mobile-menu nav ul{display:flex;flex-direction:column;gap:4px}
.mobile-menu nav a{
  display:block;padding:16px 0;
  font-family:var(--f-display);font-size:1.6rem;font-weight:700;
  color:#fff;border-bottom:1px solid var(--line);
}
.mobile-menu-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}

/* ---------- HERO ---------- */
.hero{
  position:relative;
  min-height:100svh;
  display:flex;align-items:center;
  background:var(--black);
  overflow:hidden;
  padding:130px 0 90px;
}
.hero-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(ellipse 90% 70% at 85% 20%, rgba(255,92,26,.16) 0%, transparent 50%),
    radial-gradient(ellipse 60% 50% at 10% 90%, rgba(255,92,26,.07) 0%, transparent 45%),
    linear-gradient(165deg, #080808 0%, #0C0C0C 40%, #101010 100%);
}
.hero-noise{
  position:absolute;inset:0;opacity:.035;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero-grid-lines{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%, #000 10%, transparent 70%);
}

.hero-layout{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:56px;
  align-items:center;
}
.hero-copy .eyebrow{color:var(--orange-glow)}
.hero-copy .eyebrow::before{box-shadow:0 0 0 3px rgba(255,122,61,.25)}

.hero-title{
  font-size:clamp(2.7rem, 5.4vw, 4.5rem);
  color:#fff;
  margin:20px 0 22px;
  font-weight:800;
}
.hero-title .line{display:block}
.hero-title em{
  font-style:normal;
  background:linear-gradient(135deg, var(--orange-glow), var(--orange));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero-lede{
  font-size:1.08rem;
  color:rgba(255,255,255,.68);
  max-width:44ch;
  margin-bottom:36px;
  font-weight:400;
  line-height:1.65;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:0}

/* Stats horizontal */
.hero-stats{
  display:flex;
  gap:0;
  margin-top:48px;
  padding-top:28px;
  border-top:1px solid var(--line);
}
.hero-stats .stat{
  flex:1;
  padding:0 28px 0 0;
  border-right:1px solid var(--line);
}
.hero-stats .stat:last-child{border-right:none;padding-right:0}
.hero-stats .stat b{
  display:block;
  font-family:var(--f-mono);
  font-size:1.65rem;
  font-weight:600;
  color:#fff;
  letter-spacing:-.02em;
  margin-bottom:4px;
}
.hero-stats .stat span{
  font-size:.72rem;
  color:rgba(255,255,255,.45);
  text-transform:uppercase;
  letter-spacing:.08em;
  font-weight:500;
}

/* ===== SIGNATURE ELEMENT: Diagnostic Panel ===== */
.sig-panel{
  position:relative;
  background:rgba(18,18,18,.55);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-l);
  padding:28px 26px 26px;
  backdrop-filter:blur(24px) saturate(1.3);
  -webkit-backdrop-filter:blur(24px) saturate(1.3);
  box-shadow:
    0 24px 64px -20px rgba(0,0,0,.6),
    inset 0 1px 0 rgba(255,255,255,.06);
  overflow:hidden;
}
.sig-panel::before{
  content:'';
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg, transparent, rgba(255,92,26,.5), transparent);
}
.sig-panel-header{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:22px;
}
.sig-status{
  display:flex;align-items:center;gap:8px;
  font-family:var(--f-mono);font-size:.68rem;
  letter-spacing:.1em;text-transform:uppercase;
  color:rgba(255,255,255,.5);
}
.sig-status .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--orange);
  box-shadow:0 0 0 3px var(--orange-soft);
  animation:pulseDot 2s ease-in-out infinite;
}
@keyframes pulseDot{
  0%,100%{box-shadow:0 0 0 3px var(--orange-soft);opacity:1}
  50%{box-shadow:0 0 0 6px rgba(255,92,26,.15);opacity:.85}
}
.sig-badge{
  font-family:var(--f-mono);font-size:.65rem;font-weight:600;
  letter-spacing:.08em;text-transform:uppercase;
  color:var(--orange-glow);
  background:var(--orange-soft);
  padding:5px 11px;border-radius:999px;
}

.sig-gauge{margin-bottom:22px}
.sig-gauge-top{
  display:flex;justify-content:space-between;align-items:baseline;
  margin-bottom:10px;
}
.sig-gauge-value{
  font-family:var(--f-mono);
  font-size:3rem;
  font-weight:600;
  color:#fff;
  line-height:1;
  letter-spacing:-.03em;
}
.sig-gauge-value span{
  font-size:1.35rem;
  color:var(--orange-glow);
  margin-left:2px;
}
.sig-gauge-label{
  font-family:var(--f-mono);
  font-size:.68rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:rgba(255,255,255,.4);
}
.sig-track{
  height:6px;border-radius:99px;
  background:rgba(255,255,255,.08);
  overflow:hidden;
  position:relative;
}
.sig-fill{
  height:100%;
  width:0;
  border-radius:99px;
  background:linear-gradient(90deg, var(--orange-deep), var(--orange-glow));
  box-shadow:0 0 16px rgba(255,92,26,.5);
  transition:width 1.8s var(--ease-out);
}
.sig-fill.animated{width:90%}

.sig-list{
  display:flex;flex-direction:column;gap:11px;
  margin-top:20px;
  padding-top:18px;
  border-top:1px solid var(--line);
}
.sig-list li{
  display:flex;align-items:center;gap:12px;
  font-size:.88rem;
  color:rgba(255,255,255,.72);
}
.sig-list li i{
  width:18px;height:18px;
  display:flex;align-items:center;justify-content:center;
  font-size:.7rem;
  color:var(--orange-glow);
  background:var(--orange-soft);
  border-radius:50%;
  flex-shrink:0;
}

.sig-footer{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid var(--line);
}
.sig-footer span{
  font-family:var(--f-mono);font-size:.65rem;
  letter-spacing:.08em;text-transform:uppercase;
  color:rgba(255,255,255,.35);
}
.sig-bolt{
  width:32px;height:32px;border-radius:10px;
  background:var(--orange);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:.9rem;
  box-shadow:0 4px 16px rgba(255,92,26,.4);
}

.hero-scroll{
  position:absolute;bottom:28px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  color:rgba(255,255,255,.35);
  font-family:var(--f-mono);font-size:.62rem;
  letter-spacing:.14em;text-transform:uppercase;
}
.hero-scroll .line{
  width:1px;height:28px;
  background:linear-gradient(180deg, rgba(255,255,255,.4), transparent);
  position:relative;overflow:hidden;
}
.hero-scroll .line::after{
  content:'';position:absolute;left:0;top:-100%;width:100%;height:100%;
  background:var(--orange);
  animation:drop 2.2s var(--ease) infinite;
}
@keyframes drop{
  0%{top:-100%} 55%{top:100%} 100%{top:100%}
}

/* ---------- MARQUEE ---------- */
.marquee{
  background:var(--black-2);
  border-block:1px solid var(--line);
  padding:16px 0;
  overflow:hidden;
}
.marquee-track{
  display:flex;gap:48px;width:max-content;
  animation:marquee 30s linear infinite;
}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.marquee-track span{
  font-family:var(--f-mono);font-size:.78rem;
  letter-spacing:.1em;text-transform:uppercase;
  color:rgba(255,255,255,.4);
  display:flex;align-items:center;gap:10px;white-space:nowrap;
}
.marquee-track span i{color:var(--orange);font-size:.85em}

/* ---------- SECTIONS ---------- */
section{padding:110px 0;position:relative}
.section-head{max-width:580px;margin-bottom:52px}
.section-head h2{
  font-size:clamp(1.9rem, 3.5vw, 2.85rem);
  margin-top:14px;
  font-weight:800;
}
.section-head p{
  margin-top:16px;
  font-size:1.05rem;
  color:var(--muted);
  max-width:48ch;
  line-height:1.6;
}
.section-head.center{margin-inline:auto;text-align:center}
.section-head.center .eyebrow{justify-content:center}
.section-head.light h2{color:#fff}
.section-head.light p{color:rgba(255,255,255,.55)}
.section-head.light .eyebrow{color:var(--orange-glow)}

/* ---------- SERVICES ---------- */
.services{background:var(--paper)}
.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.service-card{
  background:var(--white);
  border-radius:var(--r-m);
  padding:36px 30px;
  border:1px solid var(--line-dark);
  transition:transform .45s var(--ease), box-shadow .45s var(--ease), border-color .35s, background .4s;
  display:flex;flex-direction:column;
  min-height:280px;
  position:relative;
  overflow:hidden;
}
.service-card::before{
  content:'';
  position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg, var(--orange), transparent);
  opacity:0;transition:opacity .35s;
}
.service-card:hover{
  transform:translateY(-6px);
  box-shadow:0 20px 48px -16px rgba(0,0,0,.12);
  border-color:transparent;
}
.service-card:hover::before{opacity:1}
.service-icon{
  width:52px;height:52px;border-radius:14px;
  background:var(--paper-2);
  color:var(--orange-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:1.25rem;
  margin-bottom:22px;
  transition:background .35s, color .35s, transform .4s var(--ease);
}
.service-card:hover .service-icon{
  background:var(--orange);color:#fff;
  transform:scale(1.06);
}
.service-card h3{font-size:1.2rem;margin-bottom:10px;font-weight:700}
.service-card p{font-size:.93rem;color:var(--muted);flex:1;line-height:1.55;margin-bottom:18px}
.service-tags{display:flex;flex-wrap:wrap;gap:6px}
.service-tags span{
  font-family:var(--f-mono);font-size:.62rem;letter-spacing:.06em;
  text-transform:uppercase;padding:4px 9px;border-radius:6px;
  background:var(--paper-2);color:var(--muted);
}

/* ---------- DIFF ---------- */
.diff{background:var(--black);color:#fff}
.diff-layout{
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:64px;
  align-items:center;
}
.diff-big{
  text-align:center;
  padding:52px 40px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  backdrop-filter:blur(12px);
  position:relative;
  overflow:hidden;
}
.diff-big::after{
  content:'';
  position:absolute;inset:0;
  background:radial-gradient(circle at 50% 0%, rgba(255,92,26,.12), transparent 60%);
  pointer-events:none;
}
.diff-big .num{
  font-family:var(--f-mono);
  font-size:clamp(4.5rem, 9vw, 6.5rem);
  font-weight:600;
  color:var(--orange-glow);
  line-height:1;
  letter-spacing:-.04em;
  position:relative;
}
.diff-big .num span{font-size:.42em}
.diff-big h3{color:#fff;font-size:1.35rem;margin:12px 0 10px;position:relative}
.diff-big p{color:rgba(255,255,255,.5);font-size:.95rem;position:relative;max-width:28ch;margin-inline:auto}

.diff-items{display:flex;flex-direction:column;gap:20px}
.diff-item{
  display:flex;gap:18px;align-items:flex-start;
  padding:20px 22px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  transition:background .35s, border-color .35s, transform .35s var(--ease);
}
.diff-item:hover{
  background:rgba(255,255,255,.05);
  border-color:rgba(255,92,26,.25);
  transform:translateX(4px);
}
.diff-item .ic{
  width:44px;height:44px;flex-shrink:0;border-radius:12px;
  background:var(--orange-soft);color:var(--orange-glow);
  display:flex;align-items:center;justify-content:center;font-size:1.1rem;
}
.diff-item h4{color:#fff;font-size:1rem;margin-bottom:3px;font-weight:700}
.diff-item p{font-size:.88rem;color:rgba(255,255,255,.5)}

/* ---------- PROCESS ---------- */
.process{background:var(--paper-2)}
.process-flow{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.process-step{
  background:var(--white);
  border-radius:var(--r-m);
  padding:30px 24px;
  border:1px solid var(--line-dark);
  transition:transform .4s var(--ease), box-shadow .4s var(--ease);
  position:relative;
}
.process-step:hover{
  transform:translateY(-4px);
  box-shadow:0 16px 40px -12px rgba(0,0,0,.1);
}
.process-step .n{
  font-family:var(--f-mono);font-size:.7rem;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;
  color:var(--orange);margin-bottom:16px;display:block;
}
.process-step .ic{
  width:46px;height:46px;border-radius:12px;
  background:var(--paper-2);color:var(--orange-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:1.15rem;margin-bottom:16px;
  transition:background .3s, color .3s;
}
.process-step:hover .ic{background:var(--orange);color:#fff}
.process-step h4{font-size:1.08rem;margin-bottom:8px;font-weight:700}
.process-step p{font-size:.88rem;color:var(--muted);line-height:1.5}

/* ---------- ABOUT ---------- */
.about{background:var(--paper)}
.about-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
}
.about-copy p{color:var(--muted);margin-top:14px;max-width:46ch;line-height:1.65}
.about-vals{display:flex;flex-direction:column;gap:16px;margin-top:36px}
.about-val{
  display:flex;gap:14px;align-items:flex-start;
}
.about-val .ic{
  width:42px;height:42px;flex-shrink:0;border-radius:11px;
  background:var(--orange-soft);color:var(--orange-deep);
  display:flex;align-items:center;justify-content:center;font-size:1rem;
}
.about-val strong{display:block;font-size:.98rem;margin-bottom:2px}
.about-val span{font-size:.86rem;color:var(--muted)}

.about-glass{
  background:var(--black);
  border-radius:var(--r-l);
  padding:48px 40px;
  color:#fff;
  position:relative;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.06);
}
.about-glass::before{
  content:'';
  position:absolute;top:-30%;right:-20%;
  width:260px;height:260px;
  background:radial-gradient(circle, rgba(255,92,26,.22), transparent 68%);
  pointer-events:none;
}
.about-glass h3{
  color:#fff;font-size:1.7rem;margin-bottom:14px;position:relative;
  font-weight:800;
}
.about-glass p{
  color:rgba(255,255,255,.55);position:relative;margin-bottom:28px;
  line-height:1.6;font-size:.95rem;
}
.about-glass .chip{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--orange-soft);color:var(--orange-glow);
  padding:11px 18px;border-radius:999px;
  font-weight:600;font-size:.88rem;position:relative;
}

/* ---------- FAQ ---------- */
.faq{background:var(--paper-2)}
.faq-list{max-width:700px;margin-inline:auto;display:flex;flex-direction:column;gap:10px}
.faq-item{
  background:var(--white);
  border-radius:var(--r-m);
  border:1px solid var(--line-dark);
  overflow:hidden;
  transition:border-color .3s, box-shadow .3s;
}
.faq-item.open{border-color:rgba(255,92,26,.3);box-shadow:0 8px 28px -10px rgba(255,92,26,.12)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;
  font-family:var(--f-display);font-size:1.02rem;font-weight:700;color:var(--ink);
}
.faq-q i{color:var(--orange);transition:transform .35s var(--ease);flex-shrink:0;font-size:.9rem}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a-inner{padding:0 24px 20px;font-size:.93rem;color:var(--muted);line-height:1.65}

/* ---------- CONTACT ---------- */
.contact{background:var(--paper)}
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start}
.contact-info h2{margin-bottom:12px}
.contact-info > p{color:var(--muted);margin-bottom:32px;max-width:40ch}
.contact-rows{display:flex;flex-direction:column;gap:18px;margin-bottom:28px}
.contact-row{display:flex;gap:14px;align-items:flex-start}
.contact-row .ic{
  width:44px;height:44px;flex-shrink:0;border-radius:12px;
  background:var(--orange-soft);color:var(--orange-deep);
  display:flex;align-items:center;justify-content:center;font-size:1.05rem;
}
.contact-row strong{display:block;font-size:.92rem;margin-bottom:2px}
.contact-row span,.contact-row a{font-size:.88rem;color:var(--muted)}
.contact-row a:hover{color:var(--orange)}

.socials{display:flex;gap:10px}
.socials a{
  width:40px;height:40px;border-radius:50%;
  background:var(--paper-2);display:flex;align-items:center;justify-content:center;
  color:var(--ink);transition:background .3s, color .3s, transform .3s;
}
.socials a:hover{background:var(--orange);color:#fff;transform:translateY(-2px)}

.form-card{
  background:var(--white);
  border-radius:var(--r-l);
  padding:36px 32px;
  border:1px solid var(--line-dark);
  box-shadow:0 16px 48px -20px rgba(0,0,0,.08);
}
.form-card h3{font-size:1.25rem;margin-bottom:6px;font-weight:700}
.form-card > p{font-size:.88rem;color:var(--muted);margin-bottom:24px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.8rem;font-weight:600;margin-bottom:6px;color:var(--ink)}
.form-group input,
.form-group select,
.form-group textarea{
  width:100%;padding:13px 15px;
  border:1.5px solid var(--line-dark);border-radius:10px;
  font:inherit;font-size:.93rem;background:var(--paper);color:var(--ink);
  transition:border-color .25s, box-shadow .25s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{
  outline:none;border-color:var(--orange);
  box-shadow:0 0 0 3px var(--orange-soft);
}
.form-group textarea{min-height:100px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-note{font-size:.78rem;color:var(--muted);margin-top:12px;text-align:center}

/* ---------- FOOTER ---------- */
.site-footer{
  background:var(--black);color:rgba(255,255,255,.55);
  padding:56px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;margin-bottom:44px;
}
.footer-brand strong{
  display:block;font-family:var(--f-display);font-size:1.25rem;
  color:#fff;margin-bottom:12px;font-weight:800;
}
.footer-brand p{font-size:.88rem;max-width:30ch;margin-bottom:18px;line-height:1.55}
.footer-col h4{color:#fff;font-size:.9rem;margin-bottom:14px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col a{font-size:.88rem;transition:color .25s}
.footer-col a:hover{color:var(--orange-glow)}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:.8rem;
}
.footer-bottom a{color:var(--orange-glow)}
.footer-bottom a:hover{text-decoration:underline}

/* ---------- BACK TOP ---------- */
.back-top{
  position:fixed;bottom:26px;right:26px;z-index:900;
  width:46px;height:46px;border-radius:50%;
  background:var(--orange);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:1rem;
  box-shadow:0 8px 24px rgba(255,92,26,.4);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .35s, visibility .35s, transform .35s, background .3s;
}
.back-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-top:hover{background:var(--orange-glow)}

/* ---------- REVEAL ---------- */
[data-reveal]{
  opacity:0;transform:translateY(24px);
  transition:opacity .75s var(--ease-out), transform .75s var(--ease-out);
}
[data-reveal].in-view{opacity:1;transform:translateY(0)}
[data-reveal-delay="1"]{transition-delay:.1s}
[data-reveal-delay="2"]{transition-delay:.2s}
[data-reveal-delay="3"]{transition-delay:.3s}

/* ---------- RESPONSIVE ---------- */
@media(max-width:980px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .hero-layout{grid-template-columns:1fr;gap:40px}
  .sig-panel{max-width:400px}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .diff-layout{grid-template-columns:1fr;gap:36px}
  .process-flow{grid-template-columns:repeat(2,1fr)}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .hero{padding:110px 0 70px;min-height:auto}
  .hero-stats{flex-direction:column;gap:14px}
  .hero-stats .stat{border-right:none;padding:0 0 14px;border-bottom:1px solid var(--line)}
  .hero-stats .stat:last-child{border-bottom:none;padding-bottom:0}
  .service-grid,.process-flow{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
  section{padding:72px 0}
  .header-cta .btn span{display:none}
  .header-cta .btn{padding:11px 14px}
}