/* ═══════════════════════════════════════════════════
   PORTFOLIO — Backend Java Developer
   Tema: Dark Tech / Terminal Aesthetic
   Paleta: #070d14 (fundo) + #0ea5e9 (accent) + #e2e8f0 (texto)
═══════════════════════════════════════════════════ */

/* ─── RESET & BASE ─────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg:        #070d14;
  --bg-2:      #0d1520;
  --bg-3:      #111d2e;
  --accent:    #0ea5e9;
  --accent-2:  #06b6d4;
  --accent-glow: rgba(14, 165, 233, 0.18);
  --text:      #e2e8f0;
  --text-muted:#6b8399;
  --text-dim:  #94a3b8;
  --border:    rgba(14, 165, 233, 0.15);
  --border-2:  rgba(255, 255, 255, 0.06);
  --card-bg:   rgba(13, 21, 32, 0.85);
  --font-display: 'Syne', sans-serif;
  --font-mono:    'Space Mono', monospace;
  --radius:    12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Scrollbar customizada */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

/* ─── CANVAS FUNDO ──────────────────────────────── */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.35;
}

/* ─── UTILITÁRIOS ───────────────────────────────── */
.accent { color: var(--accent); }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--accent-glow);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text);
}

/* ─── REVEAL ANIMATION ──────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── NAVBAR ────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background var(--transition), border-color var(--transition);
}

#navbar.scrolled {
  background: rgba(7, 13, 20, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--accent);
}
.nav-links a:hover::after {
  width: 100%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Menu mobile */
.mobile-menu {
  display: none;
  flex-direction: column;
  background: rgba(7, 13, 20, 0.97);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(16px);
}
.mobile-menu.open {
  display: flex;
}
.mobile-link {
  padding: 16px 24px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--border-2);
  transition: color var(--transition), background var(--transition);
}
.mobile-link:hover {
  color: var(--accent);
  background: var(--accent-glow);
}

/* ─── BOTÕES ────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: var(--radius);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.btn svg { width: 16px; height: 16px; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 24px rgba(14, 165, 233, 0.3);
}
.btn-primary:hover {
  background: var(--accent-2);
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(14, 165, 233, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
  transform: translateY(-2px);
}

/* ─── HERO ──────────────────────────────────────── */
#hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  max-width: 1100px;
  margin: 0 auto;
  gap: 60px;
}

.hero-content {
  flex: 1;
  max-width: 580px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--accent-glow);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 28px;
  text-transform: uppercase;
}
.hero-tag .tag-icon { width: 14px; height: 14px; }

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 28px;
}

.hero-name .line-one {
  display: block;
  color: var(--text-muted);
  font-size: 0.55em;
  letter-spacing: 0.1em;
  font-weight: 400;
  font-family: var(--font-mono);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.hero-name .line-two {
  display: block;
  background: linear-gradient(135deg, #e2e8f0 0%, #0ea5e9 60%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--text-dim);
  margin-bottom: 20px;
  min-height: 1.5em;
  display: flex;
  align-items: center;
  gap: 4px;
}

.type-prefix { color: var(--accent); }
#typed-text { color: var(--text); }

.cursor-blink {
  color: var(--accent);
  animation: blink 1s step-end infinite;
  line-height: 1;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.hero-desc {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 40px;
}
.hero-desc strong {
  color: var(--text);
  font-weight: 600;
}

.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.scroll-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 56px;
}
.scroll-hint .bounce {
  width: 16px;
  height: 16px;
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(5px); }
}

/* Bloco de código hero */
.hero-code-block {
  flex-shrink: 0;
}

.code-window {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  width: 320px;
  box-shadow: 0 0 60px rgba(14, 165, 233, 0.1), 0 24px 60px rgba(0,0,0,0.4);
}

.code-titlebar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: var(--bg-3);
  border-bottom: 1px solid var(--border-2);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot.red    { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green  { background: #28c840; }

.code-filename {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-left: auto;
}

.code-content {
  padding: 20px 20px 24px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.8;
  overflow-x: auto;
}

.code-content code {
  white-space: pre;
}

.c-keyword { color: #7dd3fc; }
.c-class   { color: #86efac; }
.c-fn      { color: #fde68a; }
.c-comment { color: #475569; font-style: italic; }

/* ─── SOBRE MIM ─────────────────────────────────── */
#sobre {
  position: relative;
  z-index: 1;
  padding: 120px 0;
}

.sobre-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 60px;
  align-items: start;
}

/* Avatar */
.sobre-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.avatar-wrapper {
  position: relative;
  width: 180px;
  height: 180px;
}

.avatar-ring {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  animation: spin-ring 8s linear infinite;
}

@keyframes spin-ring {
  to { transform: rotate(360deg); }
}

.avatar-img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--bg-3);
  border: 2px solid var(--border);
}

.avatar-svg {
  width: 100%;
  height: 100%;
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
}

.stat-card {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.stat-card:hover {
  border-color: var(--border);
  transform: translateY(-2px);
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Texto sobre */
.sobre-right {
  padding-top: 8px;
}

.sobre-texto {
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

.sobre-texto strong {
  color: var(--text);
  font-weight: 600;
}

/* Skills */
.skills-section {
  margin-top: 36px;
}

.skills-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-badge {
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--accent);
  letter-spacing: 0.03em;
  transition: all var(--transition);
  cursor: default;
}

.skill-badge:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* ─── PROJETOS ──────────────────────────────────── */
#projetos {
  position: relative;
  z-index: 1;
  padding: 120px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(14, 165, 233, 0.03) 50%, transparent 100%);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: all var(--transition);
  backdrop-filter: blur(8px);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover {
  border-color: var(--border);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(14, 165, 233, 0.08);
}

.project-card:hover::before {
  opacity: 1;
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.card-icon svg { width: 22px; height: 22px; }

.card-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 20px;
}

.card-techs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 24px;
}

.tech-tag {
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: 4px;
  color: var(--text-dim);
  letter-spacing: 0.03em;
}

.btn-card {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: gap var(--transition), color var(--transition);
  margin-top: auto;
}

.btn-card svg { width: 14px; height: 14px; transition: transform var(--transition); }

.btn-card:hover { color: var(--accent-2); }
.btn-card:hover svg { transform: translate(2px, -2px); }

/* ─── FOOTER ────────────────────────────────────── */
#contato {
  position: relative;
  z-index: 1;
  padding: 120px 0 0;
  border-top: 1px solid var(--border-2);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  align-items: start;
  padding-bottom: 80px;
}

.footer-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 12px 0 20px;
}

.footer-desc {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 32px;
}

.footer-email-btn {
  font-size: 0.85rem;
}

.footer-links-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  transition: all var(--transition);
  min-width: 160px;
}

.social-link:hover {
  color: var(--accent);
  border-color: var(--border);
  background: var(--accent-glow);
  transform: translateX(4px);
}

.social-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.social-icon-lucide {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Footer bottom */
.footer-bottom {
  border-top: 1px solid var(--border-2);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.footer-made .accent { font-size: 0.9rem; }

/* ─── RESPONSIVIDADE ────────────────────────────── */
@media (max-width: 1024px) {
  .sobre-grid {
    grid-template-columns: 280px 1fr;
    gap: 40px;
  }
  .projects-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero-code-block {
    display: none;
  }
  #hero {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  #hero {
    padding: 100px 24px 60px;
    min-height: 100svh;
  }

  .hero-name {
    font-size: clamp(3rem, 12vw, 5rem);
  }

  .sobre-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .sobre-left {
    align-items: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 24px;
  }

  .avatar-wrapper { width: 120px; height: 120px; }
  .avatar-img { width: 120px; height: 120px; }

  .stats-grid {
    flex: 1;
    min-width: 200px;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-btns {
    flex-direction: column;
  }
  .btn {
    justify-content: center;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    width: 100%;
  }
  .sobre-left {
    flex-direction: column;
    align-items: center;
  }
}
.avatar-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}