:root {
  --green: #1a7a1a;
  --green-light: #238a23;
  --green-dim: #2e6b2e;
  --black: #0d0d0d;
  --gray: #555;
  --gray-light: #999;
  --border: #e0e0e0;
  --bg: #ffffff;
  --bg-off: #f7f7f5;
  --mono: 'JetBrains Mono', monospace;
  --sans: 'DM Sans', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--black);
  overflow-x: hidden;
}

/* ─── NAVBAR ─── */
nav.navbar {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 0;
  position: sticky;
  top: 0;
  z-index: 999;
}
.nav-brand {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--black) !important;
  letter-spacing: -0.03em;
}
.nav-brand span { color: var(--green); }
.navbar-nav .nav-link {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--gray) !important;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.3rem 0.9rem !important;
  transition: color 0.2s;
}
.navbar-nav .nav-link:hover { color: var(--green) !important; }

/* ─── HERO / TERMINAL ─── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding: 5rem 0 4rem;
}
.terminal-window {
  background: #0d0d0d;
  border-radius: 10px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
  overflow: hidden;
  width: 100%;
  max-width: 640px;
}
.terminal-bar {
  background: #1a1a1a;
  padding: 0.6rem 1rem;
  display: flex;
  gap: 0.45rem;
  align-items: center;
}
.t-dot { width: 12px; height: 12px; border-radius: 50%; }
.t-dot.red { background: #ff5f57; }
.t-dot.yellow { background: #febc2e; }
.t-dot.green { background: #28c840; }
.t-title { font-family: var(--mono); font-size: 0.7rem; color: #555; margin-left: auto; }
.terminal-body {
  padding: 1.8rem 2rem 2rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  line-height: 1.9;
  color: #e0e0e0;
}
.t-prompt { color: var(--green); }
.t-cmd { color: #ffffff; font-weight: 600; }
.t-key { color: #888; }
.t-val { color: #e0e0e0; }
.t-green { color: #28c840; font-weight: 600; }
.t-comment { color: #555; }
.cursor {
  display: inline-block;
  width: 9px; height: 1em;
  background: var(--green);
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 2px;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* ─── HERO PHOTO ─── */
.hero-photo-wrap {
  position: relative;
  display: inline-block;
}
.hero-photo-wrap::before {
  content: '';
  position: absolute;
  inset: -6px;
  border: 2px solid var(--green);
  border-radius: 6px;
  z-index: 0;
}
.hero-photo-wrap::after {
  content: '> ./foto.jpg';
  position: absolute;
  bottom: -1.6rem;
  left: 0;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--green);
  letter-spacing: 0.05em;
}
.hero-photo {
  display: block;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1/1;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 4px;
  position: relative;
  z-index: 1;
  filter: grayscale(15%);
  transition: filter 0.3s;
}
.hero-photo:hover { filter: grayscale(0%); }
/* decorative corner ticks */
/* .hero-photo-wrap .corner {
  position: absolute;
  width: 12px; height: 12px;
  border-color: var(--green);
  border-style: solid;
  z-index: 2;
}
.hero-photo-wrap .corner.tl { top: -10px; left: -10px; border-width: 2px 0 0 2px; }
.hero-photo-wrap .corner.tr { top: -10px; right: -10px; border-width: 2px 2px 0 0; }
.hero-photo-wrap .corner.bl { bottom: -10px; left: -10px; border-width: 0 0 2px 2px; }
.hero-photo-wrap .corner.br { bottom: -10px; right: -10px; border-width: 0 2px 2px 0; } */

.hero-right { padding-left: 3rem; }
.hero-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.8rem;
}
.hero-headline {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: 1.2rem;
}
.hero-headline .accent { color: var(--green); }
.hero-sub {
  font-size: 1rem;
  color: var(--gray);
  line-height: 1.7;
  max-width: 400px;
  margin-bottom: 2rem;
}
.btn-primary-custom {
  background: var(--black);
  color: #fff;
  border: 1px solid #fff;
  padding: 0.75rem 1.6rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  text-decoration: none;
  display: inline-block;
}
.btn-primary-custom:hover { background: var(--green); color: #fff; transform: translateY(-1px); }
.btn-outline-custom {
  background: transparent;
  color: var(--black);
  border: 1.5px solid var(--border);
  padding: 0.72rem 1.6rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 4px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  text-decoration: none;
  display: inline-block;
}
.btn-outline-custom:hover { border-color: var(--green); color: var(--green); }

/* ─── SECTION COMMONS ─── */
section { padding: 5rem 0; }
.section-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--green);
  margin-bottom: 0.5rem;
}
.section-title {
  font-size: clamp(1.7rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.section-sub {
  color: var(--gray);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 540px;
}
.divider { border: none; border-top: 1px solid var(--border); margin: 0; }

/* ─── O QUE RESOLVO ─── */
#resolvo { background: var(--bg-off); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
/* .resolvo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-top: 2.5rem;
} */

.resolvo-grid {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  margin-top: 2.5rem;
  /* gap: 1px; */
  background: var(--border);
  border-radius: 8px;
  margin-top: 2.5rem;
}

.resolvo-item {
  border: 1px solid var(--border);
  background: var(--bg);
  padding: 1.8rem;
  transition: background 0.2s;
  /* width: 100%; */
}


.resolvo-item:hover { background: #f0f7f0; }
.resolvo-icon {
  font-family: var(--mono);
  font-size: 1.6rem;
  color: var(--green);
  margin-bottom: 0.5rem;
}
.resolvo-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
  letter-spacing: -0.01em;
}
.resolvo-desc { font-size: 0.85rem; color: var(--gray); line-height: 1.6; }

/* ─── PROJETOS ─── */
#projetos {}
.project-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg);
  transition: box-shadow 0.25s, transform 0.25s;
  height: 100%;
}
.project-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.1); transform: translateY(-3px); }
.project-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}
.project-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.project-card:hover .project-thumb img { transform: scale(1.04); }
.project-badge {
  position: absolute;
  top: 0.75rem; left: 0.75rem;
  background: var(--black);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: 3px;
}
.project-body { padding: 1.5rem; }
.project-name {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.4rem;
}
.project-desc { font-size: 0.88rem; color: var(--gray); line-height: 1.6; margin-bottom: 1rem; }
.project-result {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--green);
  background: #f0f7f0;
  border-left: 3px solid var(--green);
  padding: 0.5rem 0.75rem;
  border-radius: 0 4px 4px 0;
  margin-bottom: 1.1rem;
  line-height: 1.5;
}

.project-media {
  height: 340px;
  background: #fff;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}

.project-media img{
  width:100%;
  height:100%;
  object-fit:contain;
}
.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}
.tech-tag {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--gray);
  border: 1px solid var(--border);
  padding: 0.18rem 0.55rem;
  border-radius: 3px;
  letter-spacing: 0.03em;
}
.project-footer {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
}
.btn-project {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.45rem 1rem;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.btn-project.solid { background: var(--black); color: #fff; border: none; }
.btn-project.solid:hover { background: var(--green); color: #fff; }
.btn-project.ghost { background: transparent; color: var(--black); border: 1.5px solid var(--border); }
.btn-project.ghost:hover { border-color: var(--green); color: var(--green); }

/* Carousel override */
.carousel-inner { border-radius: 0; }
.carousel-control-prev, .carousel-control-next {
  width: 2.5rem;
}
.carousel-control-prev-icon, .carousel-control-next-icon {
  background-color: rgba(0,0,0,0.6);
  border-radius: 50%;
  padding: 1rem;
  background-size: 50%;
}
.carousel-indicators [data-bs-target] {
  background-color: var(--green);
  opacity: 0.5;
}
.carousel-indicators .active { opacity: 1; }

/* ─── ANTI-CURRÍCULO ─── */
#curriculo { background: var(--bg-off); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.timeline {
  position: relative;
  padding-left: 2rem;
  margin-top: 2.5rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: var(--border);
}
.tl-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 1.5rem;
  opacity: 0;
  transform: translateX(-15px);
  transition: opacity 0.5s, transform 0.5s;
}
.tl-item.visible { opacity: 1; transform: none; }
.tl-item::before {
  content: '';
  position: absolute;
  left: -2.4rem;
  top: 0.35rem;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  border: 2px solid var(--bg-off);
  box-shadow: 0 0 0 1px var(--green);
}
.tl-year {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--green);
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}
.tl-text {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 0.2rem;
}
.tl-sub { font-size: 0.85rem; color: var(--gray); line-height: 1.6; }

/* ─── SKILLS ─── */
#skills {}
.skill-category {
  margin-bottom: 2rem;
}
.skill-cat-title {
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gray-light);
  margin-bottom: 0.8rem;
}
.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.skill-chip {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--black);
  border: 1.5px solid var(--border);
  padding: 0.4rem 0.85rem;
  border-radius: 4px;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  cursor: default;
}
.skill-chip:hover { border-color: var(--green); color: var(--green); background: #f0f7f0; }
.skill-chip.highlight { border-color: var(--green-dim); color: var(--green); background: #f5fcf5; }

.filosofia-box {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  background: var(--bg);
}
.filosofia-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.92rem;
  line-height: 1.6;
}
.filosofia-item:last-child { margin-bottom: 0; }
.fi-check {
  font-family: var(--mono);
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
  padding-top: 0.05rem;
}

/* ─── CTA FINAL ─── */
#contato {
  background: var(--black);
  color: #fff;
  padding: 6rem 0;
  border: none;
}
#contato .section-label { color: var(--bg-off); }
#contato .section-title { color: #fff; }
#contato .section-sub { color: #aaa; max-width: 480px; }
.cta-note {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: #fdfdfd;
  margin-top: 0.8rem;
}

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid #1a1a1a;
  background: var(--black);
  padding: 1.5rem 0;
}
.footer-text {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--bg-off);
}
.footer-text span { color: var(--green-light); }

/* ─── FADE IN ─── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: none; }

/* ─── RESPONSIVE ─── */
@media (max-width: 767px) {
  .hero-right { padding-left: 0; padding-top: 2.5rem; }
  #hero { padding: 3.5rem 0; }
  .terminal-body[style*="grid"] {
    display: block !important;
  }
  .hero-photo { max-width: 240px; }

  .resolvo-item {
    flex: 1 1 100%;
  }
}

/* ===== LANGUAGE TOGGLE — add this to your styles.css ===== */

.lang-toggle {
  display: flex;
  align-items: center;
  /* border: 1px solid rgba(255, 255, 255, 0.12); */
  border: 1px solid var(--gray);
  border-radius: 6px;
  overflow: hidden;
  gap: 0;
}

.lang-btn {
  display: inline-block;
  padding: 0.3rem 0.65rem;
  /* font-family: 'JetBrains Mono', monospace; */
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--gray);
  text-decoration: none;
  transition: background 0.18s, color 0.18s;
  line-height: 1;
}

.lang-btn:hover {
  color: #fff;
  background: var(--gray);
}

.lang-btn.active {
  background: var(--green);   /* uses your existing --green variable */
  color: #fdfdfd;
}

/* Mobile: give it a bit of breathing room */
@media (max-width: 991.98px) {
  .lang-toggle {
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
  }
}