/* =========================================================
   RESET & TOKENS (sem libs)
   ========================================================= */
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:Helvetica;line-height:1.4}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit}
:root{
  --bg:#0b0b0f; --fg:#f6f7fb; --muted:#a1a1b3; --card:#12121a; --line:#1e1e2a;
  --brand1:#22d3ee; --brand2:#2449ff; --accent:#7022ee; --warm:#22d3ee;
  --radius:18px; --shadow:0 8px 30px rgba(0,0,0,.25);
}
/* Hero (props animáveis p/ blobs) */
@property --ty { syntax:'<length>'; initial-value:0px; inherits:false; }
/* Registre variáveis de cor animáveis dos blobs */
@property --b1c { syntax:'<color>'; inherits:false; initial-value:#0000; }
@property --b2c { syntax:'<color>'; inherits:false; initial-value:#0000; }
@property --b3c { syntax:'<color>'; inherits:false; initial-value:#0000; }

body[data-theme="light"]{
  --bg:#ffffff; --fg:#0b0b0f; --muted:#4b5563; --card:#f6f7fb; --line:#e5e7eb;
  --brand1:#248aff; --brand2:#80ffff; --accent:#248aff; --warm:#80ffff;
}

body{background:var(--bg);color:var(--fg);scroll-behavior:smooth;overflow-x:hidden}
.container{width:min(1120px,92%);margin-inline:auto}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.8rem 1.1rem;border-radius:999px;border:1px solid color-mix(in oklab, var(--fg) 15%, transparent);background:color-mix(in oklab,var(--fg)10%,transparent);backdrop-filter:blur(4px)}
.btn:hover{background:color-mix(in oklab,var(--fg)18%,transparent)}
.badge{display:inline-block;padding:.2rem .6rem;border-radius:999px;background:color-mix(in oklab,var(--fg)10%,transparent);border:1px solid color-mix(in oklab,var(--fg)12%,transparent);font-size:.75rem;color:var(--fg)}
.title{font-weight:900;letter-spacing:-.02em}

/* =========================================================
   HEADER
   ========================================================= */
/* Acessibilidade visual */
.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}

/* Header base */
.hdr{position:fixed;inset-block-start:0;inset-inline:0;z-index:60}
.hdr-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;position:relative}
.hdr.stuck{backdrop-filter:blur(8px);border-block-end:1px solid var(--line);background:color-mix(in oklab,var(--bg)70%,transparent)}
.hdr, .hdr *{box-sizing:border-box}
.hdr-ctrls{display:flex;gap:.4rem;align-items:center}

nav a{font-size:.95rem;color:var(--muted);padding:.6rem .8rem;border-radius:12px;display:inline-block;transition:.2s}
nav a:hover{color:var(--fg);background:color-mix(in oklab,var(--fg)8%,transparent)}
#logo,#themeToggle,#menuToggle{color:var(--fg)}

/* Ícones tema (mantidos) */
#themeToggle svg{display:none}
[data-theme="dark"]  #themeToggle #sol{display:inline-block}
[data-theme="light"] #themeToggle #lua{display:inline-block}

/* Botão menu */
.menu-btn{display:inline-flex;align-items:center;gap:.25rem;padding:.45rem .6rem;border-radius:10px}
#menuToggle .icon-close{display:none}
#menuToggle[aria-expanded="true"] .icon-close{display:inline}
#menuToggle[aria-expanded="true"] .icon-burger{display:none}

/* Mobile: dropdown */
@media (max-width: 767.98px){
  #primaryNav{
    position:absolute;top:100%;left:0;right:0;margin-inline:auto;background:var(--card);
    border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 40px color-mix(in oklab,var(--fg)12%,transparent);
    overflow:hidden;display:block;padding:0;max-height:0;opacity:0;transform:translateY(-8px);visibility:hidden;pointer-events:none;
    transition:max-height .28s ease,opacity .2s ease,transform .2s ease,visibility 0s linear .28s;
  }
  #primaryNav.is-open{max-height:60vh;opacity:1;transform:translateY(0);visibility:visible;pointer-events:auto;transition:max-height .32s ease,opacity .2s ease,transform .2s ease}
  #primaryNav a{display:block;width:100%;border-bottom:1px solid var(--line);border-radius:0;padding:.9rem 1rem;color:var(--fg);background:transparent}
  #primaryNav a:hover{background:color-mix(in oklab,var(--fg)10%,transparent);color:var(--fg)}
}

/* Desktop: inline */
@media (min-width:768px){
  .menu-btn{display:none}
  #primaryNav{position:static;width:auto;border:none;box-shadow:none;padding:0;display:flex;gap:.25rem;transform:none;opacity:1;visibility:visible;pointer-events:auto;max-height:none}
  #primaryNav a{padding:.6rem .8rem;font-size:.95rem;background:transparent;border:0}
}

/* =========================================================
   HERO
   ========================================================= */
.hero{min-height:100svh;display:grid;place-items:center;position:relative;overflow:hidden}
.hero-inner{text-align:left;width:100%}
.hero-kicker{ /* p superior */ }
.hero-title{font-size:clamp(2.2rem,6vw,4.2rem);max-width:18ch}
.hero-lead{max-width:56ch;font-size:1.05rem;margin-top:14px}
.hero-cta{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:16px}
.text-gradient{background:linear-gradient(90deg,var(--brand1),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.icon-gap{margin-left:.4rem}
.hero-chunk{} /* gancho comum para regras responsivas */

.blob{position:absolute;filter:blur(60px);opacity:.3;pointer-events:none;animation:blurPulse 5s ease-in-out infinite alternate;will-change:filter}
@keyframes blurPulse{from{filter:blur(10px)}to{filter:blur(60px)}}

/* B1/B2/B3 */
.b1{inset-inline-start:8%;inset-block-start:12%;width:380px;height:380px;--b1c:var(--brand1);background:radial-gradient(closest-side,var(--b1c),transparent);animation:b1Shift 2s ease-in-out infinite alternate;will-change:--b1c}
@keyframes b1Shift{from{--b1c:var(--brand2)}to{--b1c:var(--brand1)}}

.b2{inset-inline-end:6%;inset-block-start:18%;width:260px;height:260px;--b2c:var(--brand2);background:radial-gradient(closest-side,var(--b2c),transparent);animation:b2Shift 2s ease-in-out infinite alternate;will-change:--b2c}
@keyframes b2Shift{from{--b2c:var(--accent)}to{--b2c:var(--brand2)}}

.b3{inset-inline:50%;inset-block-end:-12%;translate:-50% 0;width:620px;height:620px;--b3c:var(--accent);background:radial-gradient(closest-side,var(--b3c),transparent);animation:b3Shift 2s ease-in-out infinite alternate;will-change:--b3c}
@keyframes b3Shift{from{--b3c:var(--brand1)}to{--b3c:var(--accent)}}

/* Ajustes responsivos do herói (antes era #hero-inner) */
@media (max-width:760px){
  .hero-chunk{width:40svh;margin-left:1rem}
  .hero{border-radius:var(--radius)}
}

/* =========================================================
   SECTIONS (títulos, grids, espaçamentos)
   ========================================================= */
section{padding-block:20px}
.grid-3{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.grid-3{grid-template-columns:repeat(3,1fr)}}

/* Cabeçalho de seção (linha de título/CTA) */
.section-head{display:flex;align-items:flex-end;justify-content:center;gap:16px;margin-bottom:14px;flex-wrap:wrap}
.section-title-lg{font-size:clamp(1.8rem,4vw,2.8rem);margin:0;text-align:center}
.section-subtitle{color:var(--muted);margin:.4rem 0 0;text-align:center}
#ctaDesktop{display:none}
@media (min-width: 1024px){ #ctaDesktop{display:inline-flex} }

/* =========================================================
   CARDS E CARROSSEL
   ========================================================= */
.card{position:relative;isolation:isolate;border:1px solid var(--line);background:var(--card);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);overflow:hidden}
.card .grad{position:absolute;inset:0;z-index:-1;opacity:.35;transition:.5s}
.card:hover .grad{opacity:.6}
.card h3{margin:0;font-size:1.05rem}
.card p{margin:.5rem 0 0;color:var(--fg);opacity:.9}
.tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:.7rem}
.card-header{display:flex;justify-content:space-between;align-items:center;gap:12px}

.carousel{position:relative}
.track-x{
  display:grid;grid-auto-flow:column;grid-auto-columns:100%;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);scrollbar-width:none;overflow-y:hidden;touch-action:pan-x;overscroll-behavior-x:contain;overscroll-behavior-y:contain;-webkit-overflow-scrolling:touch
}
.track-x > *{scroll-snap-align:center}
.nav-btn{position:absolute;inset-block-start:50%;translate:0 -50%;display:none}
#caBtn{color:var(--fg)}
.nav-btn>button{border:1px solid var(--line);background:color-mix(in oklab,var(--bg)60%,transparent);backdrop-filter:blur(6px);border-radius:999px;padding:10px}
.nav-btn>button:hover{background:color-mix(in oklab,var(--fg)10%,transparent);border:transparent}
.nav-btn>button:disabled{opacity:.4}
.nav-l{inset-inline-start:-14px}.nav-r{inset-inline-end:-14px}
@media (min-width:768px){.track-x{grid-auto-columns:40%}.nav-btn{display:block}}

/* =========================================================
   ABOUT
   ========================================================= */
.about{min-height:90svh;display:grid;align-items:center}
.section-title{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px}
.section-title h2{font-size:clamp(22px,3.2vw,36px);margin:0}
.section-title .line{flex:1;height:1px;background:linear-gradient(90deg,var(--line),transparent)}

.about-wrap{display:grid;gap:18px;grid-template-columns:1fr;align-items:start}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,4vw,40px)}
.cardAbout{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(16px,3vw,24px);text-align:justify}
.muted{color:var(--muted)}
ul.inline{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
ul.inline li{border:1px solid var(--line);padding:8px 10px;border-radius:999px;color:var(--muted)}
.reset-top{margin-top:0}
.delay-80{transition-delay:80ms}
@media (max-width:900px){.about-grid{grid-template-columns:1fr}}

/* =========================================================
   SERVICES
   ========================================================= */
.link-more{margin-top:10px;color:var(--brand1);display:flex;align-items:center;gap:.3rem}

/* =========================================================
   CONTACT
   ========================================================= */
form{display:grid;gap:10px}
input,textarea{border:1px solid var(--line);border-radius:14px;background:color-mix(in oklab,var(--bg)85%,transparent);color:var(--fg);padding:12px;outline:none;resize:none;scrollbar-width:none}
input::placeholder,textarea::placeholder{color:var(--muted)}
input:hover,textarea:hover{border-color:color-mix(in oklab,var(--brand1)30%,var(--line))}
input:focus,textarea:focus{border-color:color-mix(in oklab,var(--brand1)60%,var(--line))}
#btnContact{color:var(--fg)}

.card-ghost{background:linear-gradient(160deg,color-mix(in oklab,var(--fg)10%,transparent), var(--card))}
.contact-wrap{display:grid;gap:18px;grid-template-columns:1fr;align-items:center}

/* =========================================================
   FOOTER
   ========================================================= */
footer{border-top:1px solid var(--line);padding-block:24px;color:var(--muted)}
.footer-bar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between}
.footer-links{display:flex;gap:8px;color:var(--muted)}

/* =========================================================
   REVEAL / MOTION / ACCESSIBILITY
   ========================================================= */
/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* Skip link */
.skip{position:fixed;inset-inline-start:8px;inset-block-start:8px;background:var(--card);padding:.5rem .8rem;border-radius:10px;border:1px solid var(--line);transform:translateY(-140%);transition:transform .2s}
.skip:focus{transform:none}

/* Reduce motion */
@media (prefers-reduced-motion:reduce){
  .track{animation:none}
  .reveal{transition:none}
  .hdr{transition:none}
  html,body{scroll-behavior:auto}
}

/* =========================================================
   SOCIAL ICONS
   ========================================================= */
.social-links,.flex-center{display:flex;justify-content:center;align-items:center}
.social-btn{
  border:1px solid var(--line);
  background:color-mix(in oklab,var(--bg)85%,transparent);
  color:var(--fg);cursor:pointer;height:50px;width:50px;border-radius:30px;
  box-shadow:0 10px 10px rgba(0,0,0,0.1);margin:5px;transition:.3s;justify-content:center
}
.social-btn:hover{background:color-mix(in oklab,var(--fg)10%,transparent)}
.social-btn svg{height:24px;width:24px}
.social-btn span{width:0;overflow:hidden;transition:.3s;text-align:center}
#social-icon svg{fill:var(--fg)}