/* ═══════════════════════════════════════════════════════════
   BRUNO RESENDE — PORTFÓLIO
   styles.css — Design System, Layout, Componentes
   ═══════════════════════════════════════════════════════════ */

/* ─── CSS CUSTOM PROPERTIES ─────────────────────────────── */
:root {
  /* Paleta principal — dark */
  --bg-base:       #080c12;
  --bg-surface:    #0d1420;
  --bg-elevated:   #111927;
  --bg-card:       #131d2b;
  --bg-card-hover: #172034;

  /* Accent — azul elétrico dados */
  --accent:        #00d4ff;
  --accent-dim:    #00a8cc;
  --accent-glow:   rgba(0, 212, 255, 0.15);
  --accent-glow-s: rgba(0, 212, 255, 0.06);

  /* Secundário — ciano/verde dados */
  --accent2:       #00ff88;
  --accent2-dim:   #00cc6a;
  --accent2-glow:  rgba(0, 255, 136, 0.12);

  /* Texto */
  --text-primary:   #e8f0fe;
  --text-secondary: #8fa4c8;
  --text-muted:     #4a6080;
  --text-faint:     #2a3a50;

  /* Bordas */
  --border:         rgba(0, 212, 255, 0.1);
  --border-subtle:  rgba(255, 255, 255, 0.05);
  --border-card:    rgba(0, 212, 255, 0.08);

  /* Tipografia */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Espaçamento */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;
  --space-4xl: 8rem;

  /* Raios */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Sombras */
  --shadow-card:  0 1px 3px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.3);
  --shadow-glow:  0 0 40px rgba(0,212,255,.08);
  --shadow-hover: 0 4px 16px rgba(0,0,0,.4), 0 0 30px rgba(0,212,255,.12);

  /* Transições */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast:   150ms;
  --dur-normal: 300ms;
  --dur-slow:   500ms;

  /* Layout */
  --container-max: 1200px;
  --nav-height:    68px;
  --section-py:    6rem;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Scrollbar estilizada */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--text-faint); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

/* Seleção de texto */
::selection {
  background: var(--accent-glow);
  color: var(--accent);
}

/* Foco acessível */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

/* Links base */
a {
  color: inherit;
  text-decoration: none;
}

/* Listas */
ul, ol { list-style: none; }

/* ─── UTILITÁRIOS ────────────────────────────────────────── */
.font-mono { font-family: var(--font-mono); }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--section-py) 0;
  position: relative;
}

/* ─── TIPOGRAFIA ─────────────────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto;
}

/* ─── BOTÕES ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all var(--dur-normal) var(--ease-out);
  border: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.08), transparent);
  opacity: 0;
  transition: opacity var(--dur-fast);
}

.btn:hover::after { opacity: 1; }

.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: var(--bg-base);
  box-shadow: 0 0 24px rgba(0, 212, 255, .25);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 32px rgba(0, 212, 255, .4);
}

.btn--secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn--secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  background: var(--accent-glow-s);
}

.btn--ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border-card);
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
}

.btn--ghost:hover {
  border-color: var(--accent);
  background: var(--accent-glow-s);
  transform: translateX(4px);
}

.btn--sm {
  font-size: 0.8125rem;
  padding: 0.4rem 0.875rem;
}

/* ─── TAGS / PILLS ───────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 99px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: all var(--dur-fast);
}

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

.tag--accent {
  background: var(--accent-glow);
  border-color: var(--border);
  color: var(--accent);
}

/* ═══════════════════════════════════════════════════════════
   NAVEGAÇÃO
   ═══════════════════════════════════════════════════════════ */
.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(8, 12, 18, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  transition: border-color var(--dur-normal);
}

.nav-header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,.4);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 2px;
  transition: color var(--dur-fast);
}

.logo-bracket { color: var(--accent); }
.logo-text { color: var(--text-primary); }

.nav-logo:hover .logo-text { color: var(--accent); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-md);
  transition: all var(--dur-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 99px;
  transition: width var(--dur-normal) var(--ease-out);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link.active::after { width: 60%; }

.nav-link.active { color: var(--accent); }

.nav-link--cta {
  background: var(--accent-glow-s);
  border: 1px solid var(--border);
  color: var(--accent) !important;
  font-weight: 600;
}

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

.nav-link--cta::after { display: none; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 99px;
  transition: all var(--dur-normal) var(--ease-out);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

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

/* Canvas de partículas */
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Grid decorativo de fundo */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  width: 100%;
}

/* Badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.4rem 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 99px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xl);
}

.badge-dot {
  width: 7px;
  height: 7px;
  background: var(--accent2);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent2);
  animation: pulse-dot 2s ease-in-out infinite;
}

/* Nome */
.hero-name {
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.0;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}

.hero-name--highlight {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Título animado */
.hero-title {
  font-size: clamp(1rem, 2.5vw, 1.375rem);
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-xl);
  min-height: 2rem;
}

.type-cursor::after {
  content: '|';
  animation: blink 1s step-end infinite;
  color: var(--accent);
  margin-left: 2px;
}

/* Descrição */
.hero-description {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.7;
}

.hero-description strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Ações */
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

/* Estatísticas */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border-subtle);
}

/* Pipeline decorativo */
.hero-pipeline {
  display: none;
}

.pipeline-flow {
  display: flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
}

.pipe-node {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--text-faint);
  border-radius: var(--radius-sm);
  transition: all 0.5s;
}

.pipe-node--active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-glow-s);
  box-shadow: 0 0 12px rgba(0,212,255,.15);
}

.pipe-node--end {
  color: var(--accent2);
  border-color: var(--accent2);
  background: var(--accent2-glow);
}

.pipe-arrow {
  width: 20px;
  height: 1px;
  background: var(--text-faint);
  position: relative;
}

.pipe-arrow::after {
  content: '';
  position: absolute;
  right: -1px;
  top: -3px;
  border: 3px solid transparent;
  border-left-color: var(--text-faint);
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  z-index: 1;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

.scroll-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════
   SOBRE MIM
   ═══════════════════════════════════════════════════════════ */
.sobre {
  background: var(--bg-surface);
  position: relative;
}

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

.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.sobre-p {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  font-size: 1rem;
  line-height: 1.75;
}

.sobre-p strong { color: var(--text-primary); }

.sobre-p--highlight {
  color: var(--text-primary);
  font-size: 1.0625rem;
  padding: var(--space-lg);
  background: var(--bg-elevated);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: var(--space-xl);
}

.sobre-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: var(--space-xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
  border-radius: 99px;
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-2xl);
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: calc(-1 * var(--space-xl) - 5px);
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid var(--text-muted);
  transition: all var(--dur-normal);
}

.timeline-dot--active {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 12px rgba(0,212,255,.4);
}

.timeline-dot--glow {
  border-color: var(--accent2);
  background: var(--accent2);
  box-shadow: 0 0 16px rgba(0,255,136,.5);
  animation: timeline-glow 2s ease-in-out infinite;
}

.timeline-year {
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--space-xs);
}

.timeline-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.timeline-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════
   ESPECIALIDADES — CARDS
   ═══════════════════════════════════════════════════════════ */
.especialidades {
  background: var(--bg-base);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  overflow: hidden;
  transition: all var(--dur-normal) var(--ease-out);
  cursor: default;
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-hover);
}

.card-icon {
  width: 48px;
  height: 48px;
  color: var(--accent);
  margin-bottom: var(--space-lg);
  transition: transform var(--dur-normal) var(--ease-out);
}

.card:hover .card-icon { transform: scale(1.1); }

.card-number {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-xl);
  font-size: 0.75rem;
  color: var(--text-faint);
  letter-spacing: 0.1em;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-lg);
}

.card-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.card-list li {
  font-size: 0.8125rem;
  color: var(--text-muted);
  padding-left: var(--space-md);
  position: relative;
}

.card-list li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* Glow no hover */
.card-glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  border-radius: inherit;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, var(--accent-glow), transparent);
  transition: opacity var(--dur-normal);
  pointer-events: none;
}

.card:hover .card-glow { opacity: 1; }

/* Variações de cor por card */
.card--bigdata .card-icon { color: var(--accent2); }
.card--bigdata:hover { border-color: var(--accent2); }
.card--bigdata:hover .card-glow {
  background: radial-gradient(ellipse 80% 60% at 50% 0%, var(--accent2-glow), transparent);
}

.card--cloud .card-icon { color: #7dd3fc; }
.card--auto .card-icon { color: #c4b5fd; }
.card--web .card-icon { color: #fca5a5; }

/* ═══════════════════════════════════════════════════════════
   TECNOLOGIAS
   ═══════════════════════════════════════════════════════════ */
.tecnologias {
  background: var(--bg-surface);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.tech-category {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  transition: all var(--dur-normal) var(--ease-out);
}

.tech-category:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}

.tech-category-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border-subtle);
}

.tech-category-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-category-icon svg {
  width: 100%;
  height: 100%;
}

.tech-icon--data  { color: var(--accent); }
.tech-icon--cloud { color: #7dd3fc; }
.tech-icon--dev   { color: var(--accent2); }
.tech-icon--auto  { color: #c4b5fd; }

.tech-category-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tech-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.tech-item { list-style: none; }

.tech-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.03em;
  transition: all var(--dur-fast);
  cursor: default;
  width: 100%;
}

.tech-pill:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateX(4px);
}

/* ═══════════════════════════════════════════════════════════
   PROJETOS
   ═══════════════════════════════════════════════════════════ */
.projetos {
  background: var(--bg-base);
}

.projetos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.projeto-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--dur-normal) var(--ease-out);
}

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

/* Card em destaque ocupa a linha inteira */
.projeto-card--full {
  grid-column: 1 / -1;
  border-color: var(--accent-dim);
  background: linear-gradient(135deg, var(--bg-card), var(--bg-elevated));
}

.projeto-card--full .projeto-card-inner {
  padding: var(--space-2xl) var(--space-3xl);
}

.projeto-card-inner {
  padding: var(--space-xl) var(--space-2xl);
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.projeto-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.projeto-badge {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent2);
  background: var(--accent2-glow);
  border: 1px solid rgba(0,255,136,.2);
  padding: 0.2rem 0.6rem;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.projeto-number {
  font-size: 0.75rem;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  margin-left: auto;
}

.projeto-icon {
  width: 52px;
  height: 52px;
  color: var(--accent);
  opacity: 0.7;
}

.projeto-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.projeto-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}

.projeto-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.projeto-actions {
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
  margin-top: auto;
}

.projeto-glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 60% 40% at 50% 100%, var(--accent-glow), transparent);
  transition: opacity var(--dur-slow);
}

.projeto-card:hover .projeto-glow { opacity: 1; }

.projeto-card--full .projeto-glow {
  background: radial-gradient(ellipse 40% 60% at 100% 50%, var(--accent-glow), transparent);
}

/* Fluxo ETL */
.etl-flow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  padding: var(--space-lg) 0;
  overflow-x: auto;
}

.etl-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.etl-node {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--dur-normal);
}

.etl-node svg { width: 20px; height: 20px; }

.etl-node--active {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 16px rgba(0,212,255,.2);
}

.etl-node--end {
  background: var(--accent2-glow);
  border-color: var(--accent2);
  color: var(--accent2);
}

.etl-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.etl-connector {
  display: flex;
  align-items: center;
  padding: 0 4px;
  padding-bottom: 18px;
}

.etl-line {
  width: 24px;
  height: 1px;
  background: var(--border);
  position: relative;
}

.etl-line::after {
  content: '';
  position: absolute;
  right: -4px;
  top: -3px;
  border: 4px solid transparent;
  border-left-color: var(--border);
}

/* Mini pipeline */
.mini-pipeline {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding: var(--space-sm) 0;
}

.mini-pipe {
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.2rem 0.5rem;
}

.mini-pipe--active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-glow-s);
}

.mini-arrow {
  font-size: 0.75rem;
  color: var(--text-faint);
}

/* Galeria placeholder */
.projeto-gallery-placeholder {
  padding: var(--space-lg);
  background: var(--bg-elevated);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  text-align: center;
  margin-top: var(--space-sm);
}

.projeto-gallery-placeholder span {
  font-size: 0.75rem;
  color: var(--text-faint);
}

/* ═══════════════════════════════════════════════════════════
   ABORDAGEM
   ═══════════════════════════════════════════════════════════ */
.abordagem {
  background: var(--bg-surface);
}

.abordagem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.abordagem-quote {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
  border-left: 3px solid var(--accent);
  padding-left: var(--space-lg);
  margin-bottom: var(--space-xl);
  font-style: normal;
}

.abordagem-p {
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-lg);
}

.abordagem-p strong { color: var(--accent); }

.abordagem-pillars {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.pillar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.pillar-icon {
  color: var(--accent);
  font-size: 1rem;
}

.pillar-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* Diagrama de workflow */
.workflow-diagram {
  display: flex;
  justify-content: center;
}

.workflow-steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.workflow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.wf-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--dur-normal);
}

.wf-circle svg { width: 24px; height: 24px; }

.wf-circle--accent {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow-s);
  box-shadow: 0 0 20px rgba(0,212,255,.15);
}

.wf-circle--end {
  border-color: var(--accent2);
  color: var(--accent2);
  background: var(--accent2-glow);
  box-shadow: 0 0 20px rgba(0,255,136,.2);
}

.workflow-step:hover .wf-circle {
  transform: scale(1.08);
  border-color: var(--accent);
  color: var(--accent);
}

.wf-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.wf-arrow {
  font-size: 1.25rem;
  color: var(--accent);
  opacity: 0.5;
  padding: 0.25rem 0;
  animation: wf-pulse 2s ease-in-out infinite;
}

/* ═══════════════════════════════════════════════════════════
   ARQUITETURA
   ═══════════════════════════════════════════════════════════ */
.arquitetura {
  background: var(--bg-base);
}

.arch-diagram {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.arch-layer {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-2xl);
  transition: all var(--dur-normal) var(--ease-out);
}

.arch-layer:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
  transform: scaleX(1.01);
}

.arch-layer--sources { border-color: rgba(0,212,255,.2); }
.arch-layer--analytics { border-color: rgba(0,255,136,.2); }

.arch-layer-label {
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
  font-weight: 600;
}

.arch-layer--analytics .arch-layer-label { color: var(--accent2); }

.arch-layer-items {
  display: flex;
  gap: var(--space-xl);
  justify-content: center;
  flex-wrap: wrap;
}

.arch-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  flex: 1;
  min-width: 80px;
}

.arch-item svg {
  width: 28px;
  height: 28px;
  color: var(--text-muted);
}

.arch-item span {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  text-align: center;
  font-weight: 500;
}

.arch-item--active svg { color: var(--accent); }
.arch-item--active span { color: var(--text-primary); }

/* Setas entre layers */
.arch-arrow-down {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--space-sm) 0;
}

.arch-flow-line {
  width: 2px;
  height: 20px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.arch-flow-arrow {
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 8px solid var(--accent);
  opacity: 0.5;
}

.arch-arrow-down span {
  font-size: 0.65rem;
  color: var(--text-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════
   CONTATO
   ═══════════════════════════════════════════════════════════ */
.contato {
  background: var(--bg-surface);
  position: relative;
  overflow: hidden;
}

.contato::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 100%, var(--accent-glow-s), transparent);
  pointer-events: none;
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.contato-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contato-card {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  transition: all var(--dur-normal) var(--ease-out);
  text-decoration: none;
}

.contato-card:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  transform: translateX(6px);
  box-shadow: var(--shadow-glow);
}

.contato-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
  transition: all var(--dur-normal);
}

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

.contato-card:hover .contato-icon {
  background: var(--accent-glow);
  transform: scale(1.05);
}

.contato-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contato-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contato-value {
  font-size: 0.9375rem;
  color: var(--text-primary);
  font-weight: 500;
}

.contato-arrow {
  font-size: 1.25rem;
  color: var(--text-faint);
  transition: all var(--dur-normal);
}

.contato-card:hover .contato-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* Terminal fake */
.cta-terminal {
  background: #0d1117;
  border: 1px solid rgba(0,212,255,.2);
  border-radius: var(--radius-xl);
  overflow: hidden;
  font-family: var(--font-mono);
  box-shadow: 0 20px 60px rgba(0,0,0,.5), 0 0 30px rgba(0,212,255,.06);
}

.terminal-bar {
  background: #161b22;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.t-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.t-dot--red    { background: #ff5f57; }
.t-dot--yellow { background: #febc2e; }
.t-dot--green  { background: #28c840; }

.t-title {
  margin-left: var(--space-sm);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.terminal-body {
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.t-line {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.t-prompt {
  color: var(--accent2);
  margin-right: var(--space-sm);
  font-weight: 700;
}

.t-cmd { color: var(--text-primary); }

.t-output {
  padding-left: var(--space-xl);
  color: var(--text-muted);
}

.t-green { color: var(--accent2); }

.t-cursor {
  display: inline-block;
  color: var(--accent);
  animation: blink 1s step-end infinite;
}

/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
.footer {
  background: var(--bg-base);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-2xl) 0;
}

.footer-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1rem;
  font-weight: 600;
}

.footer-name {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.footer-role {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-faint);
  letter-spacing: 0.04em;
}

/* ═══════════════════════════════════════════════════════════
   REVEAL ANIMATIONS — classes base
   ═══════════════════════════════════════════════════════════ */
.reveal-up,
.reveal-left,
.reveal-right {
  opacity: 0;
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal-up    { transform: translateY(32px); }
.reveal-left  { transform: translateX(-32px); }
.reveal-right { transform: translateX(32px); }

.revealed {
  opacity: 1 !important;
  transform: none !important;
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVIDADE
   ═══════════════════════════════════════════════════════════ */

/* Tablet grande: 1024px */
@media (max-width: 1024px) {
  :root { --section-py: 5rem; }

  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }

  .sobre-grid { gap: var(--space-2xl); }

  .abordagem-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .workflow-diagram { display: none; }

  .projeto-card--full .projeto-card-inner {
    padding: var(--space-xl) var(--space-2xl);
  }
}

/* Tablet: 768px */
@media (max-width: 768px) {
  :root {
    --section-py: 4rem;
    --container-max: 100%;
  }

  .container { padding: 0 var(--space-lg); }

  /* Nav mobile */
  .nav-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(8,12,18,.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-2xl);
    transform: translateX(100%);
    transition: transform var(--dur-normal) var(--ease-out);
    border-top: 1px solid var(--border-subtle);
  }

  .nav-menu.open { transform: translateX(0); }

  .nav-link {
    font-size: 1.125rem;
    padding: var(--space-md) var(--space-lg);
    width: 100%;
    text-align: center;
  }

  /* Hero */
  .hero-pipeline { display: none; }
  .hero-stats { gap: var(--space-lg); }
  .stat-divider { display: none; }

  /* Sections */
  .sobre-grid { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .cards-grid { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: 1fr; }
  .projetos-grid { grid-template-columns: 1fr; }
  .contato-grid { grid-template-columns: 1fr; gap: var(--space-2xl); }

  .projeto-card--full { grid-column: auto; }

  /* ETL flow */
  .etl-flow {
    display: grid;
    grid-template-columns: repeat(4, auto);
    justify-content: start;
  }

  .etl-connector { display: none; }

  /* Workflow */
  .workflow-diagram { display: none; }

  /* Arquitetura */
  .arch-layer-items { gap: var(--space-md); }

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

/* Mobile: 480px */
@media (max-width: 480px) {
  :root { --section-py: 3rem; }

  .container { padding: 0 var(--space-md); }

  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { text-align: center; justify-content: center; }

  .hero-stats { gap: var(--space-md); }

  .section-title { font-size: 1.625rem; }

  .sobre-p--highlight { padding: var(--space-md); }

  .etl-flow {
    grid-template-columns: repeat(2, auto);
    gap: var(--space-sm);
  }

  .cta-terminal { display: none; }

  .arch-layer { padding: var(--space-lg); }
  .arch-layer-items { gap: var(--space-md); }
}

/* Fix: separa pipeline das estatísticas 
.hero-content {
  position: relative;
  z-index: 3;
}

/* Preferência de movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal-up, .reveal-left, .reveal-right {
    opacity: 1;
    transform: none;
  }
}