/* Variáveis de Cor e Tema */
:root {
  --bg: #f8f7ff;
  --bg-soft: #f1f0fb;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: #ffffff;
  --text: #1a1523;
  --muted: #5a546d;
  --line: rgba(124, 58, 237, 0.1);
  --accent: #7c3aed;
  --accent-dark: #5b21b6;
  --accent-soft: #f0e7ff;
  --shadow: 0 20px 60px rgba(124, 58, 237, 0.12);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --bg: #0d0b14;
  --bg-soft: #16121e;
  --surface: rgba(22, 18, 30, 0.85);
  --surface-strong: #1f1a2e;
  --text: #f5f3ff;
  --muted: #a7a2bc;
  --line: rgba(167, 139, 250, 0.1);
  --accent: #a78bfa;
  --accent-dark: #8b5cf6;
  --accent-soft: rgba(139, 92, 246, 0.15);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

/* Estilos Globais */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background: var(--bg);
  background-image: 
    radial-gradient(circle at top left, var(--accent-soft), transparent 28%),
    radial-gradient(circle at right 20%, var(--accent-soft), transparent 24%);
  overflow-x: hidden;
}

/* Acessibilidade */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--accent);
  color: white;
  padding: 1rem;
  z-index: 9999;
  text-decoration: none;
  font-weight: 700;
  transition: top 0.3s ease;
}

.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

/* Elementos de Fundo */
.page-bg {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(22, 32, 51, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 32, 51, 0.03) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0));
  pointer-events: none;
}

/* Conteineres de Layout */
.hero,
.section {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

/* Navegação */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  position: relative;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

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

.theme-toggle, .mobile-menu-btn {
  background: var(--surface-strong);
  border: 1px solid var(--line);
  color: var(--text);
  width: 38px;
  height: 38px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-menu-btn {
  display: none;
}

/* Seção Hero */
.hero-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
  padding: 2.5rem 0 1.5rem;
}

.badge {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  border-radius: 99px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero-text h1 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  line-height: 1.1;
  font-weight: 800;
}

.hero-text h1 span { color: var(--accent); }

.intro {
  margin-top: 1rem;
  max-width: 58ch;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.hero-details {
  margin-top: 2rem;
  display: flex;
  gap: 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.hero-details span { display: flex; align-items: center; gap: 0.4rem; }
.hero-details i { color: var(--accent); width: 16px; }

/* Botões */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 46px;
  padding: 0 1.4rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  font-size: 0.95rem;
}

.button-primary { background: var(--accent); color: #fff; }
.button-secondary { border: 1px solid var(--line); color: var(--text); background: var(--surface-strong); }

/* Visual e Foto */
.photo-wrapper { position: relative; width: 100%; max-width: 340px; }
.profile-photo {
  width: 100%;
  aspect-ratio: 0.85;
  object-fit: cover;
  border-radius: 32px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.experience-badge {
  position: absolute;
  bottom: 1.5rem;
  left: -1.5rem;
  background: var(--surface-strong);
  padding: 1rem 1.2rem;
  border-radius: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 100px;
}

.experience-badge strong { font-size: 1.5rem; color: var(--accent); line-height: 1; }
.experience-badge span { font-size: 0.65rem; font-weight: 700; color: var(--muted); }

/* Títulos de Seção */
.section { padding: 2rem 0; }
.section-title p { color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.8rem; }
.section-title h2 { margin-top: 0.4rem; font-family: "Plus Jakarta Sans", sans-serif; font-size: 1.8rem; }

/* Componentes de Grid */
.about-grid { margin-top: 2rem; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 1.5rem; }
.about-grid article { padding: 2rem; border-radius: 28px; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); backdrop-filter: blur(12px); }
.about-grid p { font-size: 1.05rem; line-height: 1.7; color: var(--muted); margin-bottom: 0.8rem; }

.highlight-box { padding: 2rem; border-radius: 28px; background: var(--accent-soft); border: 1px solid var(--line); display: flex; flex-direction: column; gap: 0.8rem; }
.highlight-box strong { font-family: "Plus Jakarta Sans", sans-serif; font-size: 1.5rem; line-height: 1.2; color: var(--text); }

/* Seção de Projetos */
.project-group { margin-top: 2.5rem; }
.project-group-title { font-family: "Plus Jakarta Sans", sans-serif; font-size: 1.25rem; margin-bottom: 1.2rem; }

.project-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }

.project-card {
  padding: 2.2rem 1.8rem;
  border-radius: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  position: relative;
  backdrop-filter: blur(12px);
  transition: transform 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
}

.project-badge {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  font-size: 0.65rem;
  font-weight: 800;
  z-index: 2;
}

.badge-finished { background: #ecfdf5; color: #047857; }
.badge-progress { background: #fffbeb; color: #b45309; }
.badge-upcoming { background: #f9fafb; color: #4b5563; }

[data-theme="dark"] .badge-finished { background: rgba(16, 185, 129, 0.15); color: #34d399; }
[data-theme="dark"] .badge-progress { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
[data-theme="dark"] .badge-upcoming { background: rgba(156, 163, 175, 0.15); color: #d1d5db; }

.project-card h3 { 
  margin-bottom: 0.8rem; 
  font-family: "Plus Jakarta Sans", sans-serif; 
  font-size: 1.4rem; 
  padding-right: 4rem;
}

.project-card p { font-size: 0.95rem; color: var(--muted); line-height: 1.6; margin-bottom: 1.5rem; }

.project-link { 
  display: inline-flex; 
  align-items: center; 
  gap: 0.4rem; 
  color: var(--accent); 
  text-decoration: none; 
  font-weight: 800; 
  font-size: 0.9rem; 
}

.project-link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

.project-card .arrow {
  position: absolute;
  bottom: 2.2rem;
  right: 1.8rem;
  color: var(--line);
  transition: transform 0.25s ease, color 0.25s ease;
}

.project-card:hover .arrow {
  transform: translateX(5px);
  color: var(--accent);
}

/* Seção de Habilidades */
.skills-list {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.skills-list span {
  padding: 0.6rem 1.2rem;
  border-radius: 12px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.skills-list span i { color: var(--accent); width: 16px; }

/* Seção de Contato */
.contact-grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.5rem;
  border-radius: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--text);
  transition: transform 0.25s ease, border-color 0.25s ease;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  position: relative;
}

.contact-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
}

.contact-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-soft);
  color: var(--accent);
}

.contact-info h3 { font-size: 1.1rem; font-family: "Plus Jakarta Sans", sans-serif; margin-bottom: 0.2rem; }
.contact-info p { font-size: 0.85rem; color: var(--muted); }

.contact-card .arrow {
  margin-left: auto;
  color: var(--line);
  transition: transform 0.25s ease, color 0.25s ease;
}

.contact-card:hover .arrow {
  transform: translateX(5px);
  color: var(--accent);
}

/* Rodapé e Voltar ao Topo */
.footer {
  margin-top: 2.5rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  z-index: 100;
}

/* Consultas de Mídia (Responsividade) */
@media (max-width: 900px) {
  .hero-content { 
    grid-template-columns: 1fr; 
    text-align: center; 
    gap: 2rem; 
    padding: 2rem 0; 
  }

  /* Centralização da foto no mobile */
  .hero-visual {
    order: -1;
    width: 100%;
    display: flex;
    justify-content: center;
  }

  .photo-wrapper {
    margin: 0 auto;
  }

  .hero-text h1 { font-size: 2.5rem; }
  .hero-actions, .hero-details { justify-content: center; flex-wrap: wrap; }
  .experience-badge { left: 0.5rem; bottom: -0.5rem; }
  .about-grid { grid-template-columns: 1fr; gap: 1.2rem; }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface-strong);
    flex-direction: column;
    padding: 1.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    z-index: 1000;
  }
  .nav-links.active { display: flex; }
  
  /* Ordem dos elementos na navegação mobile */
  .nav { display: flex; justify-content: space-between; align-items: center; }
  .mobile-menu-btn { display: flex; order: 1; margin-right: auto; }
  .theme-toggle { order: 2; margin-right: 0.5rem; }
  .brand { order: 3; }
}