/*condifuraçao padrao body*/
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #dbdbf3fb;
  --bg2: #111118;
  --bg3: #16161f;
  --border: rgba(255, 255, 255, 0.293);
  --border-hover: rgba(99,179,255,0.3);
  --text: #e8e8f0;
  --muted: #6b6b80;
  --accent: #104a9b;
  --accent2: #63b3ff;
  --accent-glow: rgba(59,142,255,0.15);

}
/*rolagem da pagina*/
html { scroll-behavior: smooth; }
/*configuração body*/
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  width:100%;
}

/* ──OVERLAY ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 9999;
}

/* ── rolagem ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background:#16161f; }
::-webkit-scrollbar-thumb { background:#104a9bc7; border-radius: 4px; }

/* nav*/
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid transparent;
  transition: all 0.4s ease;
  backdrop-filter: blur(0px);
  width:100%;
}
nav.scrolled {
  background: rgba(10,10,15,0.85);
  border-bottom-color: var(--border);
  backdrop-filter: blur(20px);
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 18px;
  color: var(--bg);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--accent); }
.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.3s ease;
}
.nav-links a:hover { color: #104a9b; }
.nav-links a:hover::after { width: 100%; }

/* ── SECTIONS ── */
section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 48px;
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 80px;
  position: relative;
}
.hero-pessoal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color:#104a9bc7;
  margin-bottom: 28px;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.1s forwards;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--accent);
}
.hero-name {
  font-family: 'Syne', sans-serif;
  font-size: clamp(52px, 8vw, 96px);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -3px;
  color: #16161fe8;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.2s forwards;
}
.hero-name .line2 {
  color: transparent;
  -webkit-text-stroke: 1px #104a9bb0;
}
.hero-desc {
  max-width: 480px;
  font-size: 17px;
  font-weight: 300;
  color:#111118;
  line-height: 1.7;
  margin-bottom: 48px;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.35s forwards;
}
.hero-desc strong { color: #104a9bc0; font-weight: 500; }
.hero-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.5s forwards;
}
.btn-primary {
  padding: 14px 28px;
  background:#104a9b;
  color: #fff;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s ease;
  letter-spacing: 0.01em;
  box-shadow: 0 0 32px var(--accent-glow);
}
.btn-primary:hover {
  background:#1e1e3aef;
  box-shadow: 0 0 48px rgba(12, 44, 90, 0.582);
  transform: translateY(-1px);
}
.btn-ghost {
  padding: 14px 28px;
  background: transparent;
  color:#16161f;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 400;
  border: 1px solid #16161f;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s ease;
  letter-spacing: 0.01em;
  transition: 0.3s;
}
.btn-ghost:hover {
     background-color: #16161f;
     border-radius: 8px;
     transition: 0.3s;
  transform: translateY(-1px);

  color:#d3d3db;
}
.hero-glow {
  position: absolute;
  top: 20%;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59,142,255,0.08) 0%, transparent 70%);
  pointer-events: none;
  animation: pulse 6s ease-in-out infinite;
}
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 48px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0;
  animation: fadeIn 1s ease 1.2s forwards;
}
.scroll-line {
  width: 40px;
  height: 1px;
  background:#111118;
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background:#111118;
  transform: translateX(-100%);
  animation: slideLine 2s ease-in-out 1.5s infinite;
}

/* ── DIVIDER ── */
.divider {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 48px;
  border-top: 1px solid #16161f9f;
}

/* ── SECTION HEADER ── */
.section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 56px;
}
.section-tag {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #1a5edbc7;
}
.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  letter-spacing: -1.5px;
  color: #16161fe7;
}

/* ── ABOUT ── */
#about { padding-top: 100px; padding-bottom: 100px; }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-text p {
  font-size: 16px;
  font-weight: 300;
  color: #16161f;
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-text p strong { color:#104a9bcb; font-weight: 500; }
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.stat {
  background: var(--bg2);
  padding: 32px;
  transition: background 0.2s;
}
.stat:hover { background: var(--bg3); }
.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 40px;
  font-weight: 800;
  color:#104a9bd8;
  line-height: 1;
  letter-spacing: -2px;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 13px;
  color: var(--bg);
  font-weight: 300;
}

/* ── habilidades ── */
#skills { padding-top: 100px; padding-bottom: 100px; }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}
.skill-chip {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 18px;
  font-size: 13px;
  font-weight: 400;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all 0.25s ease;
  cursor: default;
}
.skill-chip:hover {
  border-color: var(--border-hover);
  color: var(--bg);
  background: var(--bg3);
  box-shadow: 0 0 20px rgba(59,142,255,0.05);
}
.skill-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  box-shadow: 0 0 8px var(--accent);
}

/* ── PROJECTS ── */
#projects { padding-top: 100px; padding-bottom: 100px; }
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 10px
}
.project-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  margin-top: 5px;
  bottom: 50px;
  border-radius: 12px;
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.project-card:hover::before { opacity: 1; }
.project-card.featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 48px;
}
.project-num {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 5px;
}
.project-title {
  font-family: 'Syne', sans-serif;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text);
  margin-bottom: 12px;
}
.project-desc {
  font-size: 14px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.7;
  flex: 1;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tag {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent2);
  background: rgba(59,142,255,0.08);
  border: 1px solid rgba(59,142,255,0.15);
  padding: 4px 10px;
  border-radius: 4px;
}
.project-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}
.project-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s ease;
}
.project-link:hover { gap: 10px; }
.project-link-ghost {
  font-size: 13px;
  font-weight: 400;
  color: #484858;
  text-decoration: none;
  transition: color 0.2s;
}
.project-link-ghost:hover { color: var(--bg); }
.project-preview {
  background: var(--bg3);
  border: 1px solid var(--bg3);
  border-radius: 10px;
  height: 220px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.preview-ui {
  width: 350px;
  height: 100%;
  position: relative;
}

/* Preview A — dashboard */
.preview-a .bar-group {
  position: absolute;
  bottom: 3px;
  left: 0;
  right: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 6px;
  height: 70px;
}
.bar {
  width: 14px;
  border-radius: 3px 3px 0 0;
  background: #104a9bbd;
  opacity: 0.7;
  animation: barGrow 1s ease both;
}
.bar:nth-child(1) { height: 40%; animation-delay: 0.1s; }
.bar:nth-child(2) { height: 70%; animation-delay: 0.2s; opacity: 1; }
.bar:nth-child(3) { height: 55%; animation-delay: 0.3s; }
.bar:nth-child(4) { height: 85%; animation-delay: 0.4s; opacity: 1; }
.bar:nth-child(5) { height: 45%; animation-delay: 0.5s; }
.bar:nth-child(6) { height: 60%; animation-delay: 0.6s; }
.preview-a .card-row {
  position: absolute;
  top: 12px;
  left: 0; right: 0;
  display: flex;
  gap: 6px;
  justify-content: center;
}
.mini-card {
  background: rgba(59, 141, 255, 0.082);
  border: 1px solid rgba(59,142,255,0.2);
  border-radius: 5px;
  padding: 8px 12px;
  flex: 1;
  max-width: 60px;
}
.mini-card-line {
  height: 3px;
  border-radius: 2px;
  background: #104a9bbb;
  margin-bottom: 4px;
  opacity: 0.7;
}
.mini-card-line.short { width: 60%; opacity: 0.4; }

/* Preview B — Gerenciador de tarefas */
.preview-b .product-grid-mini {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  position: absolute;
  inset: 0;
}
.product-cell {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px;
}
.product-icon {
  width: 28px; height: 28px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--accent) 0%, #1a5cdb 100%);
  opacity: 0.6;
}
.product-line {
  height: 2px;
  width: 70%;
  border-radius: 2px;
  background: rgba(255,255,255,0.12);
}

.product-line.accent { background:#104a9bb7; opacity: 0.5; width: 50%; }

/* ── CONTACT ── */
#contact {
  padding-top: 100px;
  padding-bottom: 120px;
}
.contact-inner {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.contact-inner::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(59,142,255,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.contact-tagline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 16px;
}
.contact-tagline em { color: var(--accent); font-style: normal; }
.contact-sub {
  font-size: 15px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.7;
}
.contact-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.25s ease;
  color: var(--text);
}
.contact-link:hover {
  border-color: var(--border-hover);
  background: rgba(59,142,255,0.05);
  transform: translateX(4px);
}
.contact-link-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(59,142,255,0.12);
  border: 1px solid rgba(59,142,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-link-icon svg { width: 16px; height: 16px; fill: var(--accent); }
.contact-link-text { flex: 1; }
.contact-link-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2px;
}
.contact-link-value {
  font-size: 14px;
  font-weight: 400;
  color: var(--text);
}
.contact-link-arrow {
  color: var(--muted);
  font-size: 18px;
  transition: transform 0.2s, color 0.2s;
}
.contact-link:hover .contact-link-arrow { transform: translateX(4px); color: var(--accent); }

/* ── FOOTER ── */
footer {
  max-width: 1100px;
  position: relative;
  margin: 0 auto;
  padding: 32px 48px;
  border-top: 1px solid var(--bg);
  background-color: #16161f;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-size: 13px;
  color: var(--bg);
}
.footer-copy span{ color: var(--accent);
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;


}
.footer-copy2{
  color: #646469;
}
.back{
  border: 1px solid #1a5edb44;
  background-color: #16161fb0;
  backdrop-filter: blur(20px);
  text-decoration: none;
  position: fixed;
  top: 92%;
  height: 50px;
  width: 50px;
  right: 0px;
  left: 92%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: auto;
  border-radius: 50px;
  padding:5px;
  padding-left: 6px;
  font-size: 26px;
  color: #b4b4c0be;
}
.back.visivel{
  opacity: 1;
  pointer-events: auto;
}
.footer-back:hover { color: var(--text); }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes pulse {
  0%, 100% { transform: scale(1) translate(0,0); opacity: 0.6; }
  50%       { transform: scale(1.1) translate(20px,-20px); opacity: 1; }
}
@keyframes slideLine {
  0%   { transform: translateX(-100%); }
  50%  { transform: translateX(0); }
  100% { transform: translateX(100%); }
}
@keyframes barGrow {
  from { transform: scaleY(0); transform-origin: bottom; }
  to   { transform: scaleY(1); transform-origin: bottom; }
}

/* ── REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav { padding: 16px 24px; }
  section { padding: 0 24px; }
  .divider { padding: 0 24px; }
  .nav-links { display: none; }
  .hero-name { letter-spacing: -2px; }
  .about-grid, .projects-grid, .contact-inner { grid-template-columns: 1fr; gap: 32px; }
  .project-card.featured { grid-column: span 1; display: flex; }
  footer { padding: 24px; flex-direction: column; gap: 12px; text-align: center; }
  .contact-inner { padding: 36px 28px; }
  .hero-scroll { display: none; }
}
@media (max-width: 600px){
  .back{
    left:58%;
    top:95%
  }
  }