/* Variáveis e reset */
:root{
  --bg: #0b1220;
  --accent: #06b6d4;
  --text: #e6eef8;
  --muted: #9aa4b2;
}
*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: linear-gradient(180deg,#0f1724 0%,#111827 100%);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  min-height:100vh;
}

.container{
  width:min(1100px,92%);
  margin:0 auto;
}


.nav-bar{
  position:sticky;
  top:0;
  z-index:40;
  padding:14px 0;
  background:transparent;
  border-bottom:1px solid rgba(255,255,255,0.03);
  backdrop-filter:blur(4px);
}
.nav-bar .container{display:flex;align-items:center;justify-content:space-between;gap:1rem}

.brand{color:var(--text);text-decoration:none;font-weight:700;font-size:1.05rem}


.nav{display:flex;align-items:center}
.links{list-style:none;display:flex;gap:.5rem;margin:0;padding:0;align-items:center}
.links li a{color:var(--muted);text-decoration:none;padding:8px 12px;border-radius:8px;transition:background-color 160ms ease,color 160ms ease,transform 160ms ease;font-weight:600;font-size:.95rem;display:inline-block}
.links li a:hover,.links li a:focus{color:var(--text);background:rgba(255,255,255,0.03);transform:translateY(-2px);box-shadow:0 6px 18px rgba(2,6,23,0.6);outline:none}
.links li a.active{color:var(--accent);background:linear-gradient(90deg,rgba(6,182,212,0.06),rgba(99,102,241,0.03));box-shadow:0 6px 18px rgba(3,105,161,0.08)}
.links li a:focus-visible{outline:3px solid rgba(6,182,212,0.12);outline-offset:4px;border-radius:6px}


.nav-toggle{display:none}
.nav-toggle-label{display:none;width:40px;height:40px;border-radius:8px;align-items:center;justify-content:center;cursor:pointer;background:transparent;border:1px solid transparent}
.nav-toggle-label span{display:block;width:20px;height:2px;background:var(--text);position:relative;transition:all .25s ease}
.nav-toggle-label span::before,.nav-toggle-label span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--text);transition:all .25s ease}
.nav-toggle-label span::before{top:-7px}
.nav-toggle-label span::after{top:7px}

.nav-toggle:checked + .nav-toggle-label span{background:transparent}
.nav-toggle:checked + .nav-toggle-label span::before{transform:rotate(45deg) translate(4px,4px);background:var(--accent)}
.nav-toggle:checked + .nav-toggle-label span::after{transform:rotate(-45deg) translate(4px,-4px);background:var(--accent)}
.nav-toggle:checked ~ .nav .links{display:flex}

/* Social links (LinkedIn / GitHub) */
.social{display:flex;gap:10px;align-items:center}
.social-link{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;color:var(--muted);background:transparent;border:1px solid transparent;transition:all .18s ease}
.social-link svg{width:20px;height:20px}
.social-link:hover,.social-link:focus{color:var(--text);background:linear-gradient(90deg,rgba(6,182,212,0.06),rgba(99,102,241,0.03));transform:translateY(-3px);box-shadow:0 10px 26px rgba(2,6,23,0.45)}
.social-link:focus-visible{outline:3px solid rgba(6,182,212,0.12);outline-offset:3px}


@media (max-width:720px){
  .nav-toggle-label{display:flex}
  .links{position:absolute;left:0;right:0;top:64px;background:rgba(6,9,18,0.95);flex-direction:column;padding:12px;gap:8px;display:none;border-top:1px solid rgba(255,255,255,0.03)}
  .links li a{padding:12px}
  .nav-bar .container{position:relative}
  .social{display:none}
}


.hero{padding:80px 0;text-align:center}
.hero h2{margin:0 0 10px;font-size:2rem;color:var(--text)}
.hero p{margin:0;color:var(--muted);font-size:1rem}

/* Sobre mim */
.about{padding:56px 0;background:linear-gradient(180deg,rgba(255,255,255,0.01),transparent)}
.about-inner{display:flex;gap:28px;align-items:center}
.about-figure{margin:0;flex:0 0 320px;display:flex;align-items:center;justify-content:center}
.about-photo{width:320px;height:320px;border-radius:16px;object-fit:cover;object-position:center;display:block;margin:0;box-shadow:0 12px 40px rgba(2,6,23,0.6);border:3px solid rgba(255,255,255,0.04);transition:transform .28s ease,box-shadow .28s ease,filter .28s ease;filter:grayscale(8%)}
.about-photo:hover{transform:translateY(-6px) scale(1.02);filter:grayscale(0%);box-shadow:0 22px 60px rgba(2,6,23,0.7)}
.about-photo.circle{border-radius:50%}
.about-text h3{margin:0 0 8px;font-size:1.4rem;color:var(--text)}
.about-text p{margin:0 0 12px;color:var(--muted);line-height:1.6}
.about-note{font-size:.9rem;color:rgba(154,164,178,0.9);margin-top:6px}

@media (max-width:880px){
  .about-inner{flex-direction:column;text-align:center}
  .about-figure{flex-basis:auto;width:260px}
}

@media (max-width:420px){
  .about-figure{width:200px}
  .about{padding:36px 0}
}

/* Contact section */
.contact{padding:56px 0;background:linear-gradient(180deg,transparent,rgba(255,255,255,0.01))}
.contact-inner{text-align:center}
.contact h3{font-size:1.4rem;margin:0 0 8px;color:var(--text)}
.contact-sub{margin:0 0 18px;color:var(--muted)}
.contact-icons{display:flex;gap:16px;justify-content:center;align-items:center;margin-top:6px}
.contact-link{display:inline-flex;align-items:center;justify-content:center;width:72px;height:72px;border-radius:14px;background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));color:var(--muted);transition:transform .22s ease,box-shadow .22s ease,color .22s ease}
.contact-link svg{width:30px;height:30px}
.contact-link:hover,.contact-link:focus{transform:translateY(-6px);color:var(--text);box-shadow:0 18px 46px rgba(2,6,23,0.45)}
.contact-link:focus-visible{outline:3px solid rgba(6,182,212,0.12);outline-offset:4px}

@media (max-width:720px){
  .contact-link{width:64px;height:64px}
  .contact-link svg{width:26px;height:26px}
}

@media (max-width:420px){
  .contact-icons{gap:12px}
  .contact-link{width:56px;height:56px;border-radius:12px}
  .contact-link svg{width:22px;height:22px}
}

/* Projects */
.projects{padding:56px 0}
.projects .container{max-width:1100px}
.projects h3{font-size:1.4rem;margin:0 0 6px;color:var(--text);text-align:left}
.projects-sub{color:var(--muted);margin:0 0 18px;text-align:left}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.project-card{background:linear-gradient(180deg,rgba(255,255,255,0.01),transparent);border-radius:12px;padding:16px;display:flex;justify-content:space-between;align-items:center;border:1px solid rgba(255,255,255,0.03);text-decoration:none;color:inherit}
.project-card:hover{box-shadow:0 18px 46px rgba(2,6,23,0.12);transform:translateY(-4px)}
.project-body{max-width:calc(100% - 72px)}
.project-title{margin:0 0 6px;font-size:1.06rem;color:var(--text)}
.project-desc{margin:0;color:var(--muted);font-size:.95rem}
.project-actions{display:flex;gap:8px;align-items:center}
.project-link{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:10px;background:transparent;color:var(--muted);transition:transform .18s ease,box-shadow .18s ease}
.project-link svg{width:26px;height:26px}
.project-link:hover,.project-link:focus{transform:translateY(-4px);color:var(--text);box-shadow:0 12px 36px rgba(2,6,23,0.45)}

@media (max-width:720px){
  .projects h3,.projects-sub{text-align:center}
  .project-card{flex-direction:column;align-items:flex-start;gap:12px}
  .project-actions{align-self:stretch;display:flex;justify-content:flex-end;width:100%}
}

/* Skills section */
.skills{padding:56px 0;background:linear-gradient(180deg,transparent,rgba(255,255,255,0.01))}
.skills h3{font-size:1.4rem;margin:0 0 8px;color:var(--text)}
.skills-sub{color:var(--muted);margin:0 0 18px}
.skills-grid{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.skill-badge{display:inline-flex;align-items:center;justify-content:center;width:96px;height:96px;padding:0;border-radius:16px;background:linear-gradient(90deg,rgba(6,182,212,0.06),rgba(99,102,241,0.04));color:var(--text);font-weight:700;font-size:.92rem;border:1px solid rgba(255,255,255,0.03);transition:transform .16s ease,box-shadow .18s ease}
.skill-badge:hover{transform:translateY(-6px);box-shadow:0 22px 60px rgba(2,6,23,0.42)}
.skill-icon{width:56px;height:56px;flex:0 0 56px;color:var(--accent)}

@media (max-width:720px){
  .skills h3,.skills-sub{text-align:center}
  .skills-grid{justify-content:center}
}