@import "./tokens.css";

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  width: min(var(--wrap), calc(100% - 3rem));
  margin-inline: auto;
}

.wrap-narrow {
  width: min(var(--wrap-narrow), calc(100% - 3rem));
  margin-inline: auto;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--accent-soft);
}

.section-heading {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  margin: 0 0 2.5rem;
}

.section-heading .num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.section-heading h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  letter-spacing: -0.01em;
}

section {
  padding: 5.5rem 0;
  border-bottom: 1px solid var(--border);
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background-color var(--dur) var(--ease), backdrop-filter var(--dur) var(--ease), border-color var(--dur) var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.brand img { width: 32px; height: 32px; }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--dur) var(--ease);
}

.nav-links a:hover { color: var(--text); }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.nav-cta:hover {
  border-color: var(--accent);
  background: var(--accent-wash);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem;
  color: var(--text);
}

/* Hero */
.hero {
  padding-top: calc(var(--header-h) + 5rem);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.hero-kicker {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-soft);
  margin: 0 0 1.25rem;
}

.hero h1 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.hero-role {
  margin: 0 0 1.5rem;
  max-width: 40ch;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
}

.hero-desc {
  margin: 0 0 2.5rem;
  max-width: 52ch;
  color: var(--text-muted);
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 500;
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover { background: var(--accent-soft); transform: translateY(-1px); }

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-ghost:hover { border-color: var(--accent); transform: translateY(-1px); }

/* Hero architecture diagram */
.hero-flow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  padding: 1.75rem 0 3.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
}

.hero-flow .node {
  padding: 0.6rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  background: var(--bg-alt);
}

.hero-flow .arrow {
  padding: 0 0.75rem;
  color: var(--text-dim);
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Sobre */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
}

.about-grid .lead {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--text);
}

.about-grid .body p {
  margin: 0 0 1.15rem;
  color: var(--text-muted);
}

.about-grid .body p:last-child { margin-bottom: 0; }

/* Especialidades */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.spec-card {
  background: var(--card);
  padding: 1.75rem 1.5rem;
  transition: background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.spec-card:hover {
  background: #1a1a1d;
  transform: translateY(-2px);
}

.spec-card .tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-soft);
  margin: 0 0 0.6rem;
}

.spec-card h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

/* Projetos */
.project-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.project-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  background: var(--card);
  display: grid;
  grid-template-columns: 1.1fr 1.9fr;
  gap: 2rem;
  transition: border-color var(--dur) var(--ease);
}

.project-card:hover { border-color: var(--accent); }

.project-card h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
}

.project-card .stack-line {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
}

.project-body p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.97rem;
}

/* Experiência — resumo */
.exp-summary {
  max-width: 68ch;
}

.exp-lead {
  margin: 0 0 1.15rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
}

.exp-summary p {
  color: var(--text-muted);
  margin: 0;
}

.exp-summary p + p {
  margin-top: 1rem;
}

/* Stack */
.stack-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}

.stack-col .tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin: 0 0 1rem;
}

.stack-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.stack-col li {
  font-size: 0.95rem;
  color: var(--text);
}

/* Artigos */
.articles-placeholder {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 2.5rem;
  text-align: center;
  color: var(--text-muted);
}

.articles-placeholder strong { color: var(--text); }

/* CTA final */
.cta-final {
  text-align: center;
  padding: 6rem 0;
}

.cta-final h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 500;
}

.cta-final p {
  margin: 0 0 2rem;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  padding: 3rem 0;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-brand img { width: 28px; height: 28px; }

.footer-brand .name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
}

.footer-brand .role {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--dur) var(--ease);
}

.footer-links a:hover { color: var(--accent-soft); }

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Responsive */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .spec-grid { grid-template-columns: repeat(2, 1fr); }
  .project-card { grid-template-columns: 1fr; gap: 1.25rem; }
  .stack-cols { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
}

@media (max-width: 640px) {
  .wrap, .wrap-narrow { width: min(100%, calc(100% - 2rem)); }
  section { padding: 3.5rem 0; }

  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; }

  .site-header.nav-open .nav-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    height: calc(100vh - var(--header-h));
    height: calc(100dvh - var(--header-h));
    background: var(--bg);
    padding: 1.5rem;
    gap: 1.25rem;
    overflow-y: auto;
  }

  .site-header.nav-open .nav-cta {
    display: inline-flex;
    position: fixed;
    left: 1.5rem;
    right: 1.5rem;
    bottom: 1.5rem;
    justify-content: center;
    z-index: 1;
  }

  .spec-grid { grid-template-columns: 1fr; }
  .stack-cols { grid-template-columns: 1fr; gap: 1.75rem; }
  .footer-grid { flex-direction: column; align-items: flex-start; }

  .hero { padding-top: calc(var(--header-h) + 2.5rem); }
  .hero-ctas { margin-bottom: 2rem; }
  .hero-flow { font-size: 0.72rem; padding: 0.5rem 0 2rem; }
}