/* =============================================
   PORTFÓLIO PESSOAL — style.css
   Autor: Seu Nome
   Organização: Mobile-first, por seção
   ============================================= */

/* ---- VARIÁVEIS & RESET ---- */
:root {
  --bg-primary:   #0a0a0f;
  --bg-secondary: #111118;
  --bg-card:      #16161f;
  --bg-card-hover:#1e1e2a;

  --accent:       #6c63ff;
  --accent-glow:  rgba(108, 99, 255, 0.35);
  --accent-light: #a39aff;

  --text-primary:   #f0f0f8;
  --text-secondary: #8b8baa;
  --text-muted:     #55556a;

  --border:       rgba(108, 99, 255, 0.15);
  --border-card:  rgba(255, 255, 255, 0.06);

  --font-display: 'Courier New', Courier, monospace;
  --font-body:    Georgia, 'Times New Roman', serif;

  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px var(--accent-glow);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-h: 68px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  font-size: 16px;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---- UTILITÁRIOS ---- */
.accent { color: var(--accent); }
.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}
.section-title {
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 2.5rem;
}
.section-subtitle {
  color: var(--text-secondary);
  margin-top: -1.5rem;
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

/* ---- BOTÕES ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 600;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 20px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 0 30px var(--accent-glow);
}
.btn-outline {
  border: 1.5px solid var(--accent);
  color: var(--accent-light);
}
.btn-outline:hover {
  background: rgba(108,99,255,0.1);
  transform: translateY(-2px);
}
.btn-sm { padding: 0.5rem 1.2rem; font-size: 0.82rem; }
.btn-lg { padding: 1rem 2.5rem; font-size: 1rem; }

/* ---- SEÇÕES ---- */
.section { padding: 5rem 0; }
.section-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}
.section-header { margin-bottom: 0.5rem; }

/* =============================================
   NAVBAR
============================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-h);
  z-index: 1000;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10, 10, 15, 0.97);
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}
.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: color var(--transition);
}
.nav-logo:hover { color: var(--accent); }
.logo-bracket { color: var(--accent); }

/* Nav Menu — desktop */
.nav-menu ul {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  padding: 0.45rem 0.85rem;
  border-radius: 6px;
  transition: var(--transition);
}
.nav-link:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }
.nav-link.active { color: var(--accent); }
.cta-nav {
  color: var(--accent) !important;
  border: 1px solid var(--border);
  margin-left: 0.5rem;
}
.cta-nav:hover {
  background: rgba(108,99,255,0.12) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 6px;
  transition: var(--transition);
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================
   HERO
============================================= */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 2rem) 1.25rem 4rem;
  position: relative;
  overflow: hidden;
}

/* Fundo com grade sutil */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(108,99,255,0.12) 0%, transparent 60%),
    linear-gradient(rgba(108,99,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108,99,255,0.04) 1px, transparent 1px);
  background-size: auto, 60px 60px, 60px 60px;
  z-index: 0;
}

.hero-container {
  max-width: 1100px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3rem;
  z-index: 1;
  text-align: center;
}

.hero-greeting {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.hero-name {
  font-size: clamp(2.8rem, 9vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 0.6rem;
}
.hero-title {
  font-size: clamp(1rem, 3vw, 1.35rem);
  font-weight: 400;
  color: var(--text-secondary);
  font-family: var(--font-display);
  margin-bottom: 1.2rem;
}
.separator { margin: 0 0.5rem; color: var(--accent); }
.hero-desc {
  max-width: 540px;
  margin: 0 auto 2rem;
  color: var(--text-secondary);
  font-size: 1.05rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Foto */
.hero-photo {
  position: relative;
  width: 200px;
  height: 200px;
  flex-shrink: 0;
}
.photo-wrapper {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
  border: 2.5px solid var(--accent);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}
.photo-wrapper img { width: 100%; height: 100%; object-fit: cover; }
/* Estado quando a imagem não carrega */
.photo-wrapper.photo-placeholder::after {
  content: '👤';
  font-size: 5rem;
}
.photo-glow {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  background: var(--accent-glow);
  filter: blur(24px);
  z-index: 0;
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.08); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 1;
  animation: bounce 2s ease-in-out infinite;
}
.scroll-arrow {
  display: block;
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  opacity: 0.6;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* =============================================
   SOBRE MIM
============================================= */
.sobre { background: var(--bg-secondary); }

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
.sobre-text p { margin-bottom: 1.2rem; color: var(--text-secondary); line-height: 1.8; }
.sobre-text .btn { margin-top: 0.5rem; }

.sobre-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 1.2rem;
  transition: var(--transition);
}
.info-card:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
}
.info-icon { font-size: 1.5rem; display: block; margin-bottom: 0.5rem; }
.info-card h3 { font-size: 0.82rem; color: var(--accent); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 0.3rem; font-family: var(--font-display); }
.info-card p  { font-size: 0.9rem; color: var(--text-secondary); }

/* =============================================
   HABILIDADES
============================================= */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
}
.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: var(--transition);
}
.skill-card:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.skill-card:hover::before { opacity: 1; }
.skill-icon {
  font-size: 2.2rem;
  width: 52px;
  height: 52px;
  margin: 0 auto 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.skill-icon svg { width: 100%; height: 100%; }
.skill-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.25rem; }
.skill-card p  { font-size: 0.77rem; color: var(--text-muted); margin-bottom: 1rem; }
.skill-bar {
  height: 3px;
  background: rgba(255,255,255,0.06);
  border-radius: 99px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  border-radius: 99px;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1) 0.3s;
}
/* Ativa a barra quando a seção entra em viewport (via JS) */
.skill-card.in-view .skill-fill { width: var(--w); }

/* =============================================
   PROJETOS
============================================= */
.projetos { background: var(--bg-secondary); }

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}
.project-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.project-img { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.project-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover .project-img img { transform: scale(1.04); }
.project-img-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card-hover));
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px dashed var(--border-card);
}
.project-img-placeholder span {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}
.project-content { padding: 1.5rem; }
.project-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.project-desc  { font-size: 0.88rem; color: var(--text-secondary); margin-bottom: 1rem; line-height: 1.6; }
.project-tech  { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.25rem; }
.tech-tag {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--accent-light);
  background: rgba(108,99,255,0.12);
  border: 1px solid rgba(108,99,255,0.2);
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
}
.project-links { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* =============================================
   EXPERIÊNCIA
============================================= */
.exp-group { margin-bottom: 3rem; }
.exp-group-title {
  font-size: 1rem;
  font-family: var(--font-display);
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-card);
}
.exp-group-icon { font-size: 1.2rem; }

.timeline { position: relative; padding-left: 1.5rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}
.timeline-item { position: relative; margin-bottom: 2rem; }
.timeline-marker {
  position: absolute;
  left: -1.5rem;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--bg-primary), 0 0 8px var(--accent-glow);
}
.timeline-content {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  transition: var(--transition);
}
.timeline-content:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
}
.timeline-header { margin-bottom: 0.75rem; }
.timeline-header h4 { font-size: 1rem; font-weight: 700; margin-bottom: 0.2rem; }
.timeline-company {
  display: inline-block;
  font-size: 0.82rem;
  color: var(--accent-light);
  margin-right: 0.75rem;
}
.timeline-period {
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: var(--text-muted);
}
.timeline-resp { padding-left: 1rem; }
.timeline-resp li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
  list-style: disc;
}

/* =============================================
   CONTATO
============================================= */
.contato { background: var(--bg-secondary); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.contact-links { display: flex; flex-direction: column; gap: 1rem; }
.contact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  transition: var(--transition);
}
.contact-card:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
  transform: translateX(4px);
}
.contact-icon { font-size: 1.5rem; flex-shrink: 0; }
.contact-card strong { display: block; font-size: 0.82rem; color: var(--text-muted); margin-bottom: 0.1rem; font-family: var(--font-display); letter-spacing: 0.05em; }
.contact-card span  { font-size: 0.92rem; color: var(--text-primary); }
.contact-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
}
.contact-cta p { color: var(--text-secondary); font-size: 1rem; }

/* =============================================
   FOOTER
============================================= */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-card);
  padding: 2rem 1.25rem;
}
.footer-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}
.footer-copy {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* =============================================
   BACK TO TOP
============================================= */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px var(--accent-glow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover { background: var(--accent-light); transform: translateY(-3px); }

/* =============================================
   ANIMAÇÕES DE SCROLL (reveal)
============================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   RESPONSIVIDADE — BREAKPOINTS
============================================= */

/* Tablet → 640px */
@media (min-width: 640px) {
  .hero-photo { width: 240px; height: 240px; }
  .photo-wrapper { width: 240px; height: 240px; }
  .sobre-cards { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Desktop → 900px */
@media (min-width: 900px) {
  /* Hamburger some, menu aparece */
  .hamburger { display: none; }
  .nav-menu {
    display: flex !important;
    position: static;
    background: none;
    border: none;
    padding: 0;
    flex-direction: row;
    transform: none;
    box-shadow: none;
  }

  .hero-container {
    flex-direction: row;
    text-align: left;
    align-items: center;
  }
  .hero-text { flex: 1; }
  .hero-desc { margin: 0 0 2rem; }
  .hero-actions { justify-content: flex-start; }
  .hero-photo { width: 280px; height: 280px; }
  .photo-wrapper { width: 280px; height: 280px; }

  .sobre-grid { grid-template-columns: 1fr 1fr; align-items: start; }
  .sobre-cards { grid-template-columns: 1fr 1fr; }

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

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

/* ---- MOBILE — menu hamburguer ---- */
@media (max-width: 899px) {
  .hamburger { display: flex; }

  .nav-menu {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    width: 100%;
    background: rgba(10, 10, 15, 0.98);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0 1.5rem;
    box-shadow: var(--shadow);
    flex-direction: column;
  }
  .nav-menu.open { display: flex; }
  .nav-menu ul { flex-direction: column; align-items: center; gap: 0.25rem; }
  .nav-link { font-size: 1rem; padding: 0.7rem 2rem; }
  .cta-nav { margin-top: 0.5rem; }
}

.contact-icon-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex-shrink: 0;
}