/* ============================================================
   JvSoft — style.css
   Tokens, reset e componentes. Ver _dev/PLANO-SITE-JVSOFT.md seção 6.
   ============================================================ */

:root{
  /* Âncoras escuras */
  --ink:        #0B0D14;
  --ink-2:      #141824;
  --line-dark:  rgba(255,255,255,.09);

  /* Base clara */
  --paper:      #FAFAF9;
  --paper-2:    #F1F3F7;
  --line:       #E4E7EC;

  /* Texto */
  --text:       #0B0D14;
  --text-2:     #5A6472;
  --text-inv:   #FFFFFF;
  --text-inv-2: #A8B2C1;

  /* Marca */
  --blue-800:   #1E3F82;
  --blue-700:   #2D559B;
  --blue-600:   #3A6EAC;
  --teal-700:   #1F6E63;
  --teal-600:   #2F9385;
  --teal-500:   #45A99A;
  --mint:       #79C0C5;

  --gradient: linear-gradient(135deg,#2D559B 0%,#3A6EAC 45%,#2F9385 100%);

  --radius-sm:6px; --radius-md:10px; --radius-lg:14px; --radius-xl:20px;

  --shadow-card:  0 1px 2px rgb(11 13 20/.04);
  --shadow-hover: 0 16px 40px rgb(11 13 20/.10);
  --shadow-brand: 0 8px 28px rgb(45 85 155/.28);

  --dur-fast:150ms; --dur-normal:220ms; --dur-slow:320ms;
  --ease-out:cubic-bezier(.22,1,.36,1);

  --fs-display: clamp(2.75rem, 1.7rem + 4.8vw, 5.5rem);
  --fs-h2:      clamp(2rem, 1.5rem + 2.4vw, 3.25rem);
  --fs-h3:      clamp(1.25rem, 1.12rem + 0.6vw, 1.5rem);
  --fs-lead:    clamp(1.0625rem, 1rem + 0.4vw, 1.25rem);
  --fs-body:    1rem;
  --fs-mono:    0.6875rem;

  --lh-display: 1.04;
  --lh-h2:      1.12;
  --lh-body:    1.65;

  --track-display: -0.04em;
  --track-mono:     0.14em;

  --space-1:4px;  --space-2:8px;   --space-3:12px; --space-4:16px;
  --space-6:24px; --space-8:32px;  --space-12:48px; --space-16:64px;
  --space-20:80px; --space-24:96px; --space-32:128px;

  --section-y: clamp(56px, 6vw, 104px);
  --container: 1240px;
  --gutter: clamp(20px, 5vw, 56px);

  --header-h: 76px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--text);
  line-height:var(--lh-body);
  font-size:var(--fs-body);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,picture,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}
input,textarea{font:inherit}
h1,h2,h3,h4{font-family:'Sora',sans-serif;letter-spacing:var(--track-display);line-height:1.1;font-weight:700}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ---------- Layout ---------- */
.wrap{max-width:var(--container);margin:0 auto;padding-inline:var(--gutter)}
.sec{padding-block:var(--section-y)}
.sec-head{max-width:64ch;margin-bottom:clamp(36px,4vw,56px)}
.sec-head .mono{display:block;margin-bottom:14px}
.lead{font-size:var(--fs-lead);color:var(--text-2);max-width:62ch}

.mono{
  font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:var(--fs-mono);
  font-weight:500;
  letter-spacing:var(--track-mono);
  text-transform:uppercase;
  color:var(--blue-700);
}

h2{font-size:var(--fs-h2);line-height:var(--lh-h2);margin-bottom:14px}
h3{font-size:var(--fs-h3)}

/* ---------- Skip link ---------- */
.skip-link{
  position:absolute;top:-100%;left:var(--space-4);z-index:200;
  background:var(--ink);color:#fff;padding:12px 20px;border-radius:var(--radius-md);
  font-weight:600;transition:top var(--dur-normal) var(--ease-out);
}
.skip-link:focus{top:var(--space-4)}

/* ---------- Grain + halo ---------- */
.grain{position:relative;isolation:isolate}
.grain::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.035;z-index:2;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}
.dark{background:var(--ink);color:var(--text-inv);position:relative;overflow:hidden}
.dark::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:radial-gradient(58% 52% at 84% 6%,rgba(47,147,133,.20),transparent 70%);
}
.dark .wrap{position:relative;z-index:3}
.dark .mono{color:var(--mint)}
.dark p{color:var(--text-inv-2)}
.dark h2{color:#fff}

/* ---------- Header ---------- */
.site-header{
  position:fixed;inset-block-start:0;inset-inline:0;z-index:100;
  height:var(--header-h);display:flex;align-items:center;
  background:rgba(11,13,20,.55);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background var(--dur-normal) var(--ease-out),border-color var(--dur-normal) var(--ease-out);
}
.site-header.scrolled{background:rgba(11,13,20,.86);border-color:var(--line-dark)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);width:100%}

.logo{
  font-family:'Sora',sans-serif;font-weight:800;font-size:1.25rem;letter-spacing:-.02em;color:#fff;
  display:flex;align-items:center;gap:10px;
}
.logo:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:4px}
.logo-mark{height:32px;width:auto;display:block}
.logo em{
  font-style:normal;background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:brightness(1.7) saturate(1.15);
}

.nav-links{display:none;align-items:center;gap:var(--space-8)}
.nav-links a{font-size:.9rem;font-weight:500;color:var(--text-inv-2);transition:color var(--dur-fast)}
.nav-links a:hover,.nav-links a:focus-visible{color:#fff}

.header-actions{display:flex;align-items:center;gap:var(--space-4)}

/* Abaixo de 460px o botão de texto do header some — hambúrguer + botão flutuante já cobrem o CTA, e a folga logo/botão fica crítica em telas de 360-390px */
@media(max-width:459px){
  .header-actions .btn{display:none}
}

.menu-toggle{
  display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;
  align-items:center;color:#fff;
}
.menu-toggle span{display:block;width:22px;height:2px;background:currentColor;border-radius:2px;transition:transform var(--dur-normal) var(--ease-out),opacity var(--dur-normal)}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-menu{
  position:fixed;inset:var(--header-h) 0 0 0;z-index:99;background:var(--ink);
  transform:translateY(-8px);opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity var(--dur-normal) var(--ease-out),transform var(--dur-normal) var(--ease-out),visibility var(--dur-normal);
  padding:var(--space-8) var(--gutter);
}
.mobile-menu.open{opacity:1;transform:translateY(0);visibility:visible;pointer-events:auto}
.mobile-menu a{
  display:block;font-family:'Sora',sans-serif;font-size:1.75rem;font-weight:700;color:#fff;
  padding:var(--space-4) 0;border-bottom:1px solid var(--line-dark);
}
.mobile-menu a:focus-visible{outline:2px solid var(--mint);outline-offset:-2px}
.mobile-menu .btn{margin-top:var(--space-8);width:100%}

@media(min-width:1024px){
  .nav-links{display:flex}
  .menu-toggle{display:none}
  .mobile-menu{display:none!important}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 24px;border-radius:var(--radius-md);
  font:600 1rem/1 'Inter',sans-serif;text-decoration:none;cursor:pointer;border:0;white-space:nowrap;
  transition:transform var(--dur-normal) var(--ease-out),box-shadow var(--dur-normal) var(--ease-out),background var(--dur-normal),color var(--dur-normal),border-color var(--dur-normal);
  min-height:44px;
}
.btn:focus-visible{outline:2px solid var(--mint);outline-offset:2px}
.btn-lg{height:56px;padding:0 32px;font-size:1.06rem}
.btn-sm{height:40px;padding:0 16px;font-size:.875rem}
.btn-primary{background:var(--gradient);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-brand)}
.btn-dark-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.22)}
.btn-dark-ghost:hover{border-color:var(--mint);color:var(--mint)}
.btn-outline{background:transparent;color:var(--blue-700);border:1px solid var(--blue-700)}
.btn-outline:hover{background:var(--blue-700);color:#fff}

/* ---------- Hero ---------- */
.hero{padding-block:calc(var(--header-h) + clamp(24px,4vw,56px)) clamp(40px,5vw,72px)}
@media(max-width:639px){.hero{min-height:100dvh;display:flex;align-items:center}.hero .wrap{width:100%}}
.hero h1{font-size:var(--fs-display);line-height:var(--lh-display);max-width:15ch;margin:20px 0 26px;color:#fff}
.hero h1 em{
  font-style:normal;background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:brightness(1.7) saturate(1.15);
}
.hero .lead{max-width:54ch;margin-bottom:38px;color:var(--text-inv-2)}
.ctas{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Note ---------- */
.note{background:#fff;border-left:2px solid var(--teal-600);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:18px 22px;font-size:.92rem;color:var(--text-2)}
.note strong{color:var(--text)}
.dark .note{background:rgba(255,255,255,.04);border-left-color:var(--mint);color:var(--text-inv-2)}
.dark .note strong{color:#fff}

/* ---------- Service cards ---------- */
.g3{display:grid;grid-template-columns:repeat(auto-fit,minmax(272px,1fr));gap:20px}
.svc{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;
  position:relative;overflow:hidden;box-shadow:var(--shadow-card);
  transition:box-shadow var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out);
}
.svc::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--gradient);transform:scaleX(0);transform-origin:left;transition:transform var(--dur-slow) var(--ease-out)}
.svc:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.svc:hover::before{transform:scaleX(1)}
.svc .ic{width:44px;height:44px;border-radius:var(--radius-md);background:var(--gradient);display:grid;place-items:center;color:#fff;margin-bottom:18px}
.svc h3{font-weight:700;margin-bottom:10px;letter-spacing:-.02em}
.svc p{font-size:.92rem;color:var(--text-2)}
.svc.cta{background:var(--paper-2);border-style:dashed;display:flex;flex-direction:column;justify-content:center}
.svc.cta .btn{margin-top:16px;align-self:flex-start}

/* ---------- Case cards ---------- */
.case{border:1px solid var(--line-dark);border-radius:var(--radius-lg);overflow:hidden;background:var(--ink-2);text-decoration:none;display:block;transition:border-color var(--dur-slow) var(--ease-out)}
.case:hover{border-color:rgba(121,192,197,.4)}
.case:focus-visible{outline:2px solid var(--mint);outline-offset:2px}
.case .shot{aspect-ratio:1200/548;overflow:hidden;background:#0f131d;border-bottom:1px solid var(--line-dark)}
.case .shot img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block;transition:transform 520ms var(--ease-out)}
.case:hover .shot img{transform:scale(1.035)}
.case .b{padding:22px}
.case h3{font-size:1.06rem;font-weight:700;color:#fff;margin-bottom:6px}
.case .seg{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--mint);margin-bottom:12px}
.case p{font-size:.88rem;color:var(--text-inv-2)}
.case .lnk{margin-top:14px;font-size:.85rem;font-weight:600;color:var(--mint);display:inline-flex;gap:6px;align-items:center}

/* ---------- Process ---------- */
.process{display:grid;grid-template-columns:1fr;gap:0}
.step{display:grid;grid-template-columns:auto 1fr;gap:var(--space-6);padding-block:var(--space-8);border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step .n{font-family:'JetBrains Mono',monospace;font-size:1.5rem;font-weight:500;color:var(--blue-700);line-height:1}
.step h3{margin-bottom:8px}
.step p{color:var(--text-2);max-width:60ch}
@media(min-width:768px){
  .process{grid-template-columns:repeat(2,1fr);gap:0 var(--space-8)}
  .step{grid-template-columns:64px 1fr}
}

/* ---------- Diferenciais ---------- */
.diffs{display:grid;grid-template-columns:1fr;gap:var(--space-6)}
.diff{display:flex;gap:var(--space-4);align-items:flex-start;padding:var(--space-6);border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff}
.diff .num{font-family:'JetBrains Mono',monospace;font-size:.8rem;color:var(--mint);background:var(--ink);border-radius:var(--radius-sm);min-width:32px;height:32px;display:grid;place-items:center;flex-shrink:0}
.diff h3{font-size:1.05rem;margin-bottom:6px}
.diff p{color:var(--text-2);font-size:.92rem}
@media(min-width:768px){.diffs{grid-template-columns:repeat(2,1fr)}}

/* ---------- Contact ---------- */
.ctt{display:grid;grid-template-columns:1.6fr 1fr;gap:20px}
@media(max-width:760px){.ctt{grid-template-columns:1fr}}
.ctt-card{display:flex;flex-direction:column;justify-content:center;border:1px solid var(--line-dark);border-radius:var(--radius-xl);padding:clamp(26px,3.4vw,40px);background:rgba(255,255,255,.025)}
.ctt-card.primary{background:linear-gradient(135deg,rgba(45,85,155,.20),rgba(47,147,133,.14));border-color:rgba(121,192,197,.28)}
.ctt-card h3{display:flex;align-items:center;gap:8px;font-size:1.06rem;font-weight:700;color:#fff;margin-bottom:6px}
.ctt-card .ic-sm{flex:none;border-radius:5px}
.big{font-family:'Sora',sans-serif;font-size:clamp(1.5rem,1.2rem+1.4vw,2.1rem);font-weight:700;letter-spacing:-.03em;color:#fff;margin:6px 0 20px}
.hint{font-size:.83rem;color:var(--text-inv-2);margin-top:14px}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  font-family:'Sora',sans-serif;font-size:1.02rem;font-weight:600;letter-spacing:-.02em;
  padding:20px 40px 20px 0;cursor:pointer;list-style:none;position:relative;
  transition:color var(--dur-normal) var(--ease-out);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:6px;top:18px;font-family:'JetBrains Mono',monospace;font-size:20px;font-weight:400;
  color:var(--blue-700);transition:transform var(--dur-slow) var(--ease-out);
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq summary:hover{color:var(--blue-700)}
.faq summary:focus-visible{outline:2px solid var(--blue-600);outline-offset:3px;border-radius:4px}
.faq .a{padding:0 40px 22px 0;color:var(--text-2);max-width:66ch}

/* ---------- Footer ---------- */
.site-footer{padding-block:clamp(56px,7vw,88px) var(--space-8)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:var(--space-8);margin-bottom:var(--space-8)}
.footer-brand p{color:var(--text-inv-2);font-size:.92rem;margin:var(--space-4) 0;max-width:32ch}
.footer-col h4{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-inv-2);margin-bottom:var(--space-4)}
.footer-col h4.center{text-align:center}
.footer-col ul.center{text-align:center}
.footer-col ul li{margin-bottom:var(--space-3)}
.footer-col ul.nav-cols{display:grid;grid-template-columns:repeat(2,auto);justify-content:center;justify-items:center;gap:0 var(--space-4)}
.footer-col a{color:#fff;font-size:.92rem;transition:color var(--dur-fast)}
.footer-col a:hover{color:var(--mint)}
.footer-col a:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:4px}
.footer-bottom{border-top:1px solid var(--line-dark);padding-top:var(--space-6);display:flex;flex-wrap:wrap;gap:var(--space-3) var(--space-6);justify-content:space-between;font-size:.8rem;color:var(--text-inv-2)}
@media(max-width:639px){.footer-brand{text-align:center}.footer-brand .logo{justify-content:center}.footer-brand p{margin-inline:auto}}
@media(min-width:640px){.footer-grid{grid-template-columns:max-content repeat(3,max-content);justify-content:space-between}}

/* ---------- Floating WhatsApp ---------- */
.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:90;
  width:56px;height:56px;border-radius:50%;background:var(--gradient);
  display:grid;place-items:center;color:#fff;box-shadow:var(--shadow-brand);
  transition:transform var(--dur-normal) var(--ease-out);
}
.wa-float:hover{transform:scale(1.06)}
.wa-float:focus-visible{outline:2px solid var(--mint);outline-offset:3px}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}
.reveal.in{opacity:1;transform:translateY(0)}

/* ---------- Utility ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.bg-paper-2{background:var(--paper-2);border-block:1px solid var(--line)}