:root {
  --bg: #050907;
  --bg-2: #0a110d;
  --surface: #0d1512;
  --border: #1c2b23;
  --border-hi: #2f4a3a;
  --text: #c9d6cf;
  --text-dim: #7d9389;
  --green: #3dff9a;
  --green-deep: #14b866;
  --cyan: #56d4dd;
  --red: #ff5c5c;
  --amber: #ffc75a;
  --mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.65;
  overflow-x: hidden;
}

#matrix {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: .16;
  pointer-events: none;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 99;
  background: var(--green); color: #03170d; padding: .6rem 1.1rem;
  font-family: var(--mono); text-decoration: none;
}
.skip-link:focus { left: 1rem; top: 1rem; }

a { color: var(--green); text-decoration: none; transition: filter .15s; }
a:hover { filter: brightness(1.25); text-shadow: 0 0 12px rgba(61, 255, 154, .45); }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

.accent { color: var(--green); }
.divider { color: var(--text-dim); }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(5, 9, 7, .88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.terminal-bar {
  display: flex; align-items: center; gap: .45rem;
  padding: .35rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-r { background: #ff5f56; } .dot-y { background: #ffbd2e; } .dot-g { background: #27c93f; }
.bar-title {
  margin-left: .8rem; font-family: var(--mono);
  font-size: 12px; color: var(--text-dim);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1180px; margin: 0 auto; padding: .9rem 1.5rem;
  gap: 1rem; flex-wrap: wrap;
}
.brand { font-family: var(--mono); font-size: 15px; font-weight: 700; }
.brand-prompt { color: var(--cyan); }
.brand-sep { color: var(--text-dim); }
.brand-cmd { color: var(--text); }
.nav-links {
  display: flex; gap: 1.6rem; list-style: none;
  font-family: var(--mono); font-size: 14px;
}
.nav-links a { color: var(--text-dim); }
.nav-links a:hover { color: var(--green); }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--border-hi);
  color: var(--green); font-family: var(--mono); font-size: 14px;
  padding: .35rem .7rem; cursor: pointer;
}

/* ---------- shared ---------- */
main { position: relative; z-index: 1; }
.section {
  max-width: 1180px; margin: 0 auto;
  padding: 5.5rem 1.5rem 1rem;
}
.section-title {
  font-family: var(--mono); font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800; margin-bottom: 2.4rem; white-space: nowrap;
}
.sec-num { color: var(--green); }
.sec-cmd::before { content: "$ "; color: var(--text-dim); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: calc(100svh - 92px);
  display: flex; align-items: center;
  padding: 3rem 1.5rem 4rem;
  overflow: hidden;
}
.hero-inner {
  max-width: 1180px; margin: 0 auto; width: 100%;
  display: grid; gap: 2.5rem;
}
.hero-kicker { font-family: var(--mono); color: var(--text-dim); font-size: 14px; margin-bottom: .6rem; }
.hero-name {
  font-family: var(--mono); font-weight: 800;
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  line-height: 1.05; letter-spacing: -.02em;
  color: #eafff4;
}
.hero-name .accent { text-shadow: 0 0 24px rgba(61, 255, 154, .5); }
.hero-role { margin-top: .9rem; font-size: 17px; color: var(--text-dim); }
.avatar {
  border-radius: 12px; border: 1px solid var(--border-hi);
  box-shadow: 0 0 0 3px rgba(61, 255, 154, .12), 0 0 34px rgba(61, 255, 154, .18);
  margin-bottom: 1.2rem;
}
.terminal-window {
  background: var(--surface);
  border: 1px solid var(--border-hi);
  border-radius: 10px;
  padding: 1.2rem 1.4rem;
  font-family: var(--mono); font-size: 14.5px; line-height: 1.9;
  overflow-x: auto;
  box-shadow: 0 18px 50px rgba(0, 0, 0, .5);
  position: relative;
}
.terminal-window::before {
  content: "bash — 80×24";
  position: absolute; top: -1px; right: 1rem;
  transform: translateY(-100%);
  font-size: 10.5px; color: var(--text-dim);
  background: var(--surface); border: 1px solid var(--border-hi); border-bottom: none;
  border-radius: 6px 6px 0 0; padding: 2px 10px;
}
.t-prompt { color: var(--cyan); }
.t-out { color: var(--text-dim); }
.t-key { color: var(--green); }
.t-link { color: var(--cyan); }
.caret { color: var(--green); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
#typed { color: var(--text); }

.hero-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px; list-style: none;
  background: var(--border); border: 1px solid var(--border); border-radius: 10px;
  overflow: hidden;
}
.hero-stats li {
  background: var(--bg-2); padding: 1.1rem 1.3rem;
  display: flex; flex-direction: column; gap: .15rem;
}
.hero-stats strong {
  font-family: var(--mono); font-size: 1.9rem; font-weight: 800; color: var(--green);
}
.hero-stats strong::after { content: "+"; color: var(--text-dim); font-size: 1.1rem; }
.hero-stats li:last-child strong::after { content: ""; }
.hero-stats span { font-family: var(--mono); font-size: 12.5px; color: var(--text-dim); }

.scanlines {
  position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,.022) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay;
}

/* ---------- sobre ---------- */
.about-grid {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 2.5rem; align-items: start;
}
.about-text p { margin-bottom: 1.1rem; }
.about-text strong { color: #eafff4; }
.about-en { font-family: var(--mono); font-size: 14px; color: var(--text-dim); }
.about-card {
  background: var(--surface); border: 1px solid var(--border-hi); border-radius: 10px;
  overflow: hidden; box-shadow: 0 14px 40px rgba(0,0,0,.45);
}
.terminal-head {
  display: flex; align-items: center; gap: .5rem;
  background: var(--bg-2); border-bottom: 1px solid var(--border);
  padding: .55rem 1rem;
  font-family: var(--mono); font-size: 12.5px; color: var(--text-dim);
}
.terminal-head::before { content: "● ● ●"; letter-spacing: 2px; color: var(--border-hi); margin-right: .5rem; }
.about-card pre {
  padding: 1.2rem 1.4rem; font-family: var(--mono);
  font-size: 13.5px; line-height: 1.85; overflow-x: auto;
}

/* ---------- projetos ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.3rem; }
.proj {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 1.5rem 1.5rem 1.3rem;
  display: flex; flex-direction: column; gap: .85rem;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  position: relative;
}
.proj:hover {
  border-color: var(--green-deep);
  transform: translateY(-4px);
  box-shadow: 0 14px 34px rgba(0,0,0,.5), 0 0 0 1px rgba(61,255,154,.12);
}
.proj.featured::after {
  content: "★"; position: absolute; top: 1.1rem; right: 1.2rem;
  color: var(--amber); font-size: 13px;
}
.proj-top { display: flex; align-items: baseline; gap: .8rem; flex-wrap: wrap; }
.proj h3 { font-family: var(--mono); font-size: 1.18rem; font-weight: 700; color: #eafff4; }
.proj p { font-size: 15px; color: var(--text-dim); flex: 1; }
.badge {
  font-family: var(--mono); font-size: 11px; padding: .15rem .55rem;
  border-radius: 4px; border: 1px solid;
}
.badge-red { color: var(--red); border-color: rgba(255,92,92,.4); background: rgba(255,92,92,.07); }
.badge-green { color: var(--green); border-color: rgba(61,255,154,.35); background: rgba(61,255,154,.06); }
.badge-cyan { color: var(--cyan); border-color: rgba(86,212,221,.35); background: rgba(86,212,221,.06); }
.tags { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; }
.tags li {
  font-family: var(--mono); font-size: 11.5px; color: var(--text-dim);
  border: 1px solid var(--border); border-radius: 999px; padding: .12rem .6rem;
}
.proj-link {
  font-family: var(--mono); font-size: 13px; color: var(--green-deep);
  word-break: break-all;
}
.proj-link:hover { color: var(--green); }
.proj-more { text-align: center; margin-top: 2rem; font-family: var(--mono); font-size: 14.5px; }

/* ---------- stack ---------- */
.stack-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.3rem; }
.stack-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 1.4rem 1.5rem;
}
.stack-card h3 {
  font-family: var(--mono); font-size: 1rem; font-weight: 700; color: #eafff4;
  margin-bottom: 1rem;
}
.stack-icon { color: var(--green); }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; }
.chips li {
  font-family: var(--mono); font-size: 12.5px;
  color: var(--green); background: rgba(61,255,154,.05);
  border: 1px solid rgba(61,255,154,.22);
  border-radius: 6px; padding: .22rem .7rem;
  transition: background .15s, box-shadow .15s;
}
.chips li:hover { background: rgba(61,255,154,.13); box-shadow: 0 0 14px rgba(61,255,154,.2); }

/* ---------- contato ---------- */
.contact {
  background: var(--surface); border: 1px solid var(--border-hi); border-radius: 12px;
  padding: 2.6rem clamp(1.5rem, 5vw, 3.5rem);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.contact-lead { font-size: 19px; margin-bottom: 1.8rem; max-width: 60ch; }
.contact-links { list-style: none; display: grid; gap: .9rem; }
.contact-links a, .copy-btn {
  display: flex; align-items: baseline; gap: .9rem; flex-wrap: wrap;
  font-family: var(--mono); font-size: 16px;
  background: none; border: none; cursor: pointer; text-align: left;
  color: var(--text); padding: .3rem 0;
  border-bottom: 1px dashed transparent; transition: border-color .15s;
}
.contact-links a:hover, .copy-btn:hover { border-bottom-color: var(--green-deep); text-shadow: none; }
.c-label { color: var(--green); }
.c-meta { color: var(--text-dim); font-size: 13px; }
.copy-btn.done .c-label { color: var(--cyan); }

/* ---------- footer ---------- */
.site-footer {
  position: relative; z-index: 1;
  max-width: 1180px; margin: 5rem auto 0;
  padding: 1.6rem 1.5rem 2.4rem;
  border-top: 1px solid var(--border);
  font-family: var(--mono); font-size: 13.5px; color: var(--text-dim);
}
.foot-note { margin-top: .4rem; font-size: 12px; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none; width: 100%; flex-direction: column; gap: .8rem;
    padding-top: .8rem;
  }
  .nav-links.open { display: flex; }
  .terminal-bar { display: none; }
  .section { padding-top: 4rem; }
  .hero { min-height: unset; padding-top: 3.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .caret { animation: none; }
  #matrix { display: none; }
}