/* ============================================================
   IZAMARA NASCIMENTO — DATA ANALYST PORTFOLIO
   Aesthetic: Dark Data Observatory
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Syne:wght@400;600;700;800&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ── VARIABLES ── */
:root {
  --bg-0:        #02050c;
  --bg-1:        #060b14;
  --bg-2:        #0a1020;
  --bg-3:        #0f1629;
  --bg-card:     rgba(10, 16, 32, 0.85);
  --bg-glass:    rgba(15, 25, 50, 0.6);
  --indigo:      #6366f1;
  --violet:      #8b5cf6;
  --cyan:        #22d3ee;
  --pink:        #e879f9;
  --green:       #34d399;
  --text-1:      #eef2ff;
  --text-2:      #94a3b8;
  --text-3:      #475569;
  --border:      rgba(99, 102, 241, 0.18);
  --border-glow: rgba(99, 102, 241, 0.45);
  --glow-sm:     0 0 20px rgba(99, 102, 241, 0.25);
  --glow-md:     0 0 40px rgba(99, 102, 241, 0.35);
  --glow-lg:     0 0 80px rgba(99, 102, 241, 0.2);
  --radius:      14px;
  --mono:        'Space Mono', monospace;
  --display:     'Syne', sans-serif;
  --body:        'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  background: var(--bg-0);
  color: var(--text-1);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
  max-width: 100vw;
}

::selection { background: rgba(99, 102, 241, 0.35); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--indigo); border-radius: 3px; }

/* ── UTILITIES ── */
.section-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.section-label::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--cyan);
}

.section-title {
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--text-1);
  line-height: 1.1;
}

.tex-color{
  background: linear-gradient(90deg, var(--indigo), var(--violet), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Fade-in animation on scroll */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── NAVBAR ── */
.navbar-iza {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.4s ease;
}
.navbar-iza.scrolled {
  background: rgba(4, 8, 20, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.navbar-iza .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-1) !important;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-brand .brand-dot {
  width: 8px; height: 8px;
  background: var(--cyan);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.6); }
  50% { box-shadow: 0 0 0 8px rgba(34, 211, 238, 0); }
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--text-2);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.3s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--cyan);
  transition: width 0.3s;
}
.nav-links a:hover { color: var(--text-1); }
.nav-links a:hover::after { width: 100%; }
.nav-cv-btn {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 8px 18px;
  border: 1px solid var(--border-glow);
  border-radius: 6px;
  color: var(--indigo) !important;
  text-decoration: none;
  transition: all 0.3s;
  white-space: nowrap;
}
.nav-cv-btn:hover {
  background: var(--indigo);
  color: white !important;
  box-shadow: var(--glow-sm);
}
.nav-toggler {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-1);
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 18px;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  z-index: 0;
}
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 1;
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 70% 40%, rgba(99,102,241,0.08) 0%, transparent 65%),
              radial-gradient(ellipse 50% 50% at 20% 80%, rgba(139,92,246,0.06) 0%, transparent 60%);
  z-index: 1;
}
.hero .container { position: relative; z-index: 2; }

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  min-height: 100vh;
  padding: 100px 0 60px;
  overflow: hidden;
  max-width: 100%;
}

/* left */
.hero-kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-kicker::before {
  content: '';
  width: 30px; height: 1px;
  background: var(--cyan);
}

.hero-name {
  font-family: var(--display);
  font-size: clamp(2.8rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.05;
  color: var(--text-1);
  margin-bottom: 12px;
}
.hero-name .iza-gradient {
  background: linear-gradient(120deg, var(--indigo) 0%, var(--violet) 50%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-role {
  font-family: var(--mono);
  font-size: 1.1rem;
  color: var(--violet);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-role .cursor {
  display: inline-block;
  width: 2px; height: 1.1em;
  background: var(--violet);
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
  color: var(--text-2);
  font-size: 1rem;
  max-width: min(440px, 100%);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn-primary-iza {
  background: linear-gradient(135deg, var(--indigo), var(--violet));
  color: white;
  padding: 13px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(99,102,241,0.35);
  border: none;
}
.btn-primary-iza:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99,102,241,0.5);
  color: white;
}

.btn-ghost-iza {
  background: transparent;
  color: var(--text-1);
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid var(--border);
  transition: all 0.3s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.btn-ghost-iza:hover {
  border-color: var(--indigo);
  color: var(--text-1);
  background: rgba(99,102,241,0.08);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.metric {
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
.metric-value {
  font-family: var(--mono);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--text-1);
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.metric-value sup {
  font-size: 1rem;
  color: var(--indigo);
}
.metric-label {
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-3);
  font-family: var(--mono);
  margin-top: 2px;
}

/* right side — terminal card */
.hero-right {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-photo-wrap {
  position: relative;
  width: 340px;
  margin: 0 auto;
}

.hero-photo-ring {
  position: absolute;
  inset: -16px;
  border-radius: 50%;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--indigo), var(--violet), var(--cyan)) 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 12s linear infinite;
  border-radius: 200px;
}
@keyframes spin-ring { to { transform: rotate(360deg); } }

.hero-photo-wrap img {
  width: 340px;
  height: 420px;
  object-fit: cover;
  border-radius: 20px;
  display: block;
  filter: grayscale(15%) contrast(1.05);
  box-shadow: 0 30px 80px rgba(0,0,0,0.7), 0 0 40px rgba(99,102,241,0.15);
}

/* fallback if no image */
.hero-photo-placeholder {
  width: 340px;
  height: 420px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--bg-3), var(--bg-2));
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-3);
  font-family: var(--mono);
  font-size: 12px;
}
.hero-photo-placeholder i { font-size: 40px; color: var(--indigo); }

.floating-badge {
  position: absolute;
  background: rgba(6, 10, 22, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 12px;
  font-family: var(--mono);
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.floating-badge i { color: var(--cyan); font-size: 14px; }
.badge-top { top: 148px; left: -40px; animation: floatY 5s ease-in-out infinite; }
.badge-mid { top: 50%; right: -40px; animation: floatY 6s ease-in-out infinite 1s; }
.badge-bot { bottom: 20px; left: -20px; animation: floatY 4.5s ease-in-out infinite 0.5s; }

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ── SOBRE ── */
.sobre {
  padding: 120px 0;
  background: var(--bg-1);
  position: relative;
  overflow: hidden;
}
.sobre::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(139,92,246,0.05), transparent 70%);
  pointer-events: none;
}
.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.sobre-text p {
  color: var(--text-2);
  margin-bottom: 20px;
  line-height: 1.85;
}
.sobre-text strong { color: var(--text-1); font-weight: 600; }

.sobre-cards-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}

.sobre-chip {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: all 0.3s;
  backdrop-filter: blur(10px);
}
.sobre-chip:hover {
  border-color: var(--border-glow);
  background: rgba(99,102,241,0.06);
  transform: translateX(6px);
}
.sobre-chip-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, rgba(99,102,241,0.2), rgba(139,92,246,0.2));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.sobre-chip h4 {
  font-family: var(--display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 4px;
}
.sobre-chip p {
  font-size: 13px;
  color: var(--text-2);
  margin: 0;
  line-height: 1.5;
}

/* ── CONHECIMENTOS ── */
.conhecimentos {
  padding: 120px 0;
  background: var(--bg-0);
  position: relative;
}
.conhecimentos::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%; transform: translateX(-50%);
  width: 1px; height: 120px;
  background: linear-gradient(to bottom, var(--border), transparent);
}

.conhecimentos-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.tab-btn {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 8px 20px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  transition: all 0.3s;
}
.tab-btn.active, .tab-btn:hover {
  background: rgba(99,102,241,0.12);
  border-color: var(--indigo);
  color: var(--text-1);
}

.skills-category { display: none; }
.skills-category.active { display: block; }

.skills-grid-new {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  transition: all 0.35s;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--indigo), var(--violet));
  transform: scaleX(0);
  transition: transform 0.4s;
}
.skill-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-6px);
  box-shadow: var(--glow-sm);
}
.skill-card:hover::before { transform: scaleX(1); }

/* SVG ring */
.ring-wrap {
  position: relative;
  width: 80px; height: 80px;
}
.ring-wrap svg { transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: rgba(99,102,241,0.1); stroke-width: 4; }
.ring-fill {
  fill: none;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 220;
  stroke-dashoffset: 220;
  transition: stroke-dashoffset 1.2s cubic-bezier(0.4,0,0.2,1);
}
.ring-pct {
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-1);
}

.skill-icon {
  font-size: 20px;
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

.skill-name {
  font-family: var(--display);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-1);
}
.skill-level {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-3);
}

/* ── EDUCAÇÃO ── */
.educacao {
  padding: 120px 0;
  background: var(--bg-1);
}

.edu-timeline {
  position: relative;
  padding-left: 40px;
  margin-top: 60px;
}
.edu-timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 8px; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--indigo), var(--violet), transparent);
}

.edu-item {
  position: relative;
  margin-bottom: 48px;
}
.edu-item:last-child { margin-bottom: 0; }
.edu-dot {
  position: absolute;
  left: -46px; top: 6px;
  width: 12px; height: 12px;
  background: var(--indigo);
  border-radius: 50%;
  border: 2px solid var(--bg-1);
  box-shadow: 0 0 0 4px rgba(99,102,241,0.2);
}
.edu-date {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.edu-card-new {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all 0.3s;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}
.edu-card-new::after {
  content: '';
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--indigo), var(--violet));
  border-radius: 0 2px 2px 0;
}
.edu-card-new:hover {
  border-color: var(--border-glow);
  box-shadow: var(--glow-sm);
}
.edu-card-new h3 {
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 4px;
}
.edu-card-new p {
  color: var(--text-2);
  font-size: 14px;
}
.edu-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: 20px;
  padding: 3px 12px;
  font-size: 11px;
  font-family: var(--mono);
  color: var(--indigo);
  margin-top: 12px;
}

/* ── PROJETOS ── */
.projetos {
  padding: 120px 0;
  background: var(--bg-0);
}

.projetos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.proj-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.35s;
  display: flex;
  flex-direction: column;
  position: relative;
}
.proj-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), var(--glow-sm);
}

.proj-img-wrap {
  height: 180px;
  background: var(--bg-3);
  position: relative;
  overflow: hidden;
}
.proj-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
  filter: brightness(0.85);
}
.proj-card:hover .proj-img-wrap img { transform: scale(1.06); }

.proj-img-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, var(--bg-3), var(--bg-2));
  display: flex; align-items: center; justify-content: center;
}
.proj-img-placeholder i { font-size: 36px; color: var(--border-glow); }

.proj-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,10,22,0.9), transparent 60%);
}
.proj-number {
  position: absolute;
  top: 12px; right: 16px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
}

.proj-body {
  padding: 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.proj-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.proj-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(99,102,241,0.1);
  color: var(--indigo);
  border: 1px solid rgba(99,102,241,0.2);
}
.proj-title {
  font-family: var(--display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 8px;
}
.proj-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.65;
  flex: 1;
}
.proj-cta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--indigo);
  text-transform: uppercase;
  margin-top: 16px;
  transition: gap 0.3s;
}
.proj-card:hover .proj-cta { gap: 12px; }

/* ── CERTIFICADOS ── */
.certificados {
  padding: 120px 0;
  background: var(--bg-1);
  position: relative;
}
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
  margin-top: 60px;
}
.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: all 0.35s;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cert-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.05) 0%, transparent 60%);
  pointer-events: none;
}
.cert-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 80px; height: 80px;
  background: linear-gradient(225deg, rgba(139,92,246,0.15) 0%, transparent 60%);
  border-radius: 0 var(--radius);
}
.cert-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), var(--glow-sm);
}
.cert-issuer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 20px;
  padding: 4px 12px;
  width: fit-content;
}
.cert-name {
  font-family: var(--display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1);
  line-height: 1.35;
}
.cert-meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 8px;
}
.cert-meta::before {
  content: '';
  width: 16px; height: 1px;
  background: var(--text-3);
}
.cert-instructor {
  font-size: 11px;
  color: var(--text-3);
  font-family: var(--mono);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.cert-download {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  font-family: var(--mono);
  letter-spacing: 0.5px;
  color: var(--cyan);
  border: 1px solid rgba(34,211,238,0.25);
  border-radius: 6px;
  padding: 7px 14px;
  text-decoration: none;
  transition: all 0.25s;
  width: 100%;
  justify-content: center;
  margin-top: auto;
}
.cert-download:hover {
  background: rgba(34,211,238,0.1);
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-1px);
}

/* ── CERT FILTER BAR ── */
.cert-filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.cert-filter {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 7px 18px;
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-2);
  background: transparent;
  cursor: pointer;
  transition: all 0.25s;
}
.cert-filter:hover { border-color: var(--indigo); color: var(--indigo); }
.cert-filter.active { background: rgba(99,102,241,0.15); border-color: var(--indigo); color: var(--indigo); }
.cert-card[data-cat].hidden { display: none; }

/* ── EDU DOWNLOAD BTN ── */
.edu-dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-family: var(--mono);
  letter-spacing: 0.5px;
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 12px;
  text-decoration: none;
  transition: all 0.25s;
}
.edu-dl-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.cert-verify {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--indigo);
  text-decoration: none;
  transition: color 0.3s;
  margin-top: auto;
}
.cert-verify:hover { color: var(--cyan); }
.cert-verify i { font-size: 12px; }

/* shimmer hover effect */
.cert-card .shimmer {
  position: absolute;
  top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.04), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s;
}
.cert-card:hover .shimmer { left: 150%; }

/* ── EXPERIÊNCIA ── */
.experiencia {
  padding: 120px 0;
  background: var(--bg-0);
}
.exp-timeline {
  position: relative;
  margin-top: 60px;
  max-width: 900px;
}
.exp-timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 8px; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--violet), var(--indigo), transparent);
}

.exp-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  padding-left: 40px;
  margin-bottom: 48px;
  position: relative;
}
.exp-item::before {
  content: '';
  position: absolute;
  left: -5px; top: 8px;
  width: 10px; height: 10px;
  background: var(--violet);
  border-radius: 50%;
  border: 2px solid var(--bg-0);
  box-shadow: 0 0 0 4px rgba(139,92,246,0.2);
}
.exp-left {}
.exp-date {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--violet);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.exp-company {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-3);
}
.exp-right {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all 0.3s;
}
.exp-right:hover {
  border-color: var(--border-glow);
  box-shadow: var(--glow-sm);
}
.exp-role {
  font-family: var(--display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 10px;
}
.exp-desc {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 14px;
  line-height: 1.7;
}
.exp-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.exp-list li {
  font-size: 13px;
  color: var(--text-2);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.exp-list li::before {
  content: '▸';
  color: var(--indigo);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── CONTATO ── */
.contato {
  padding: 120px 0;
  background: var(--bg-1);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.contato::before {
  content: '';
  position: absolute;
  top: -300px; left: 50%; transform: translateX(-50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(99,102,241,0.07), transparent 65%);
  pointer-events: none;
}
.contato .container { position: relative; z-index: 2; }
.contato-desc {
  color: var(--text-2);
  max-width: 480px;
  margin: 20px auto 48px;
  font-size: 1rem;
  line-height: 1.8;
}
.contato-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}
.contato-email-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--indigo), var(--violet));
  color: white;
  padding: 15px 32px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
  box-shadow: 0 4px 24px rgba(99,102,241,0.4);
}
.contato-email-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(99,102,241,0.55);
  color: white;
}
.contato-socials {
  display: flex;
  justify-content: center;
  gap: 16px;
}
.social-link {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-2);
  font-size: 20px;
  text-decoration: none;
  transition: all 0.3s;
}
.social-link:hover {
  border-color: var(--indigo);
  color: var(--indigo);
  background: rgba(99,102,241,0.08);
  transform: translateY(-3px);
  box-shadow: var(--glow-sm);
}

/* ── FOOTER ── */
footer {
  background: var(--bg-0);
  border-top: 1px solid var(--border);
  padding: 24px 0;
  text-align: center;
}
footer p {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--text-3);
  text-transform: uppercase;
}

/* ── MODAIS ── */
.modal-content {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  color: var(--text-1);
}
.modal-header {
  border-bottom: 1px solid var(--border);
  padding: 24px 28px;
}
.modal-title {
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-1);
}
.modal-body { padding: 28px; }
.modal-body h6 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-top: 20px;
  margin-bottom: 8px;
}
.modal-body p, .modal-body li { color: var(--text-2); font-size: 14px; }
.modal-body ul { padding-left: 20px; }
.btn-close { filter: invert(1) opacity(0.5); }
.modal-body .img-fluid { border-radius: 10px; }

/* ── LANG SWITCHER ── */
.lang-switcher {
  display: flex;
  align-items: stretch;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
  flex-shrink: 0;
}
.lang-opt {
  background: transparent;
  border: none;
  color: var(--text-3);
  padding: 6px 11px;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  line-height: 1;
}
.lang-opt:hover { color: var(--text-1); }
.lang-opt.active {
  background: rgba(99,102,241,0.18);
  color: var(--indigo);
}
.lang-sep {
  color: var(--border);
  font-size: 11px;
  display: flex;
  align-items: center;
  pointer-events: none;
  padding: 0 1px;
  background: var(--border);
  width: 1px;
}

/* ── MOBILE ── */
@media (max-width: 991px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; gap: 40px; }
  .hero-kicker, .hero-desc, .hero-metrics { margin-left: auto; margin-right: auto; }
  .hero-kicker { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-metrics { grid-template-columns: repeat(3, 1fr); }
  .hero-right { align-items: center; }
  .hero-photo-wrap { width: min(280px, 75vw); margin: 0 auto; }
  .hero-photo-wrap img { width: 100%; height: auto; min-height: 300px; object-fit: cover; }
  .hero-photo-placeholder { width: 100%; height: 300px; }
  .floating-badge { display: none; }
  .sobre-grid { grid-template-columns: 1fr; gap: 40px; }
  .projetos-grid { grid-template-columns: 1fr 1fr; }
  .exp-item { grid-template-columns: 1fr; gap: 12px; }
  .exp-timeline::before { display: none; }
  .exp-item::before { display: none; }
  .exp-item { padding-left: 0; }
  .nav-links { display: none; }
  .nav-toggler { display: block; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(4,8,20,0.98);
    padding: 20px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
  }
}

@media (max-width: 576px) {
  .projetos-grid { grid-template-columns: 1fr; }
  .hero-metrics { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .metric-value { font-size: 1.3rem; }
  .cert-grid { grid-template-columns: 1fr; }
  .hero-photo-wrap { width: min(220px, 68vw); }
  .hero-photo-wrap img { min-height: 260px; }
  .hero-photo-placeholder { height: 260px; }
  .skills-grid-new { grid-template-columns: repeat(2, 1fr) !important; }
  .conhecimentos-tabs { gap: 6px; }
  .tab-btn { padding: 7px 14px; font-size: 10px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn-primary-iza,
  .hero-actions .btn-ghost-iza { width: 100%; max-width: 280px; justify-content: center; }
  .hero-name { font-size: clamp(2.2rem, 10vw, 2.8rem); }
  .hero-role { font-size: 0.95rem; }
}