/* ═══════════════════════════════════════════════════════
   WEB CURRÍCULO — Raphael Chernicharo Martins
   Estilo: Dark Glassmorphism + Animações Premium
   ═══════════════════════════════════════════════════════ */

/* ── TOKENS ─────────────────────────────────────────── */
:root {
  --bg:          #070707;
  --bg-alt:      #0C0C0C;
  --surface:     rgba(255,255,255,.02);
  --border:      rgba(255,255,255,.08);
  --border-h:    rgba(212,175,55,.4);

  --accent:      #D4AF37;
  --accent-2:    #C2A34F;
  --accent-pink: #FFFFFF;
  --accent-cyan: #E8CF7A;

  --text-1: #f1f5f9;
  --text-2: #94a3b8;
  --text-3: #64748b;

  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 8px 32px rgba(0,0,0,.4);
  --shadow-h:  0 16px 48px rgba(212,175,55,.2);

  --nav-h: 68px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

/* ── RESET ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── CURSOR GLOW ─────────────────────────────────────── */
#cursor-glow {
  position: fixed; width: 400px; height: 400px;
  border-radius: 50%; pointer-events: none; z-index: 0;
  background: radial-gradient(circle, rgba(212,175,55,.12) 0%, transparent 70%);
  transform: translate(-50%,-50%);
  transition: transform .08s linear;
}

/* ── GLASS UTILITY ───────────────────────────────────── */
.glass {
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius);
}
.glass:hover {
  border-color: var(--border-h);
  box-shadow: var(--shadow-h);
}

/* ── CONTAINER ───────────────────────────────────────── */
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ── BUTTONS ─────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: 50px; font-weight: 600;
  font-size: .95rem; transition: var(--transition); position: relative;
  overflow: hidden;
}
.btn::after {
  content:''; position:absolute; inset:0; opacity:0;
  background: rgba(255,255,255,.1);
  transition: opacity var(--transition);
}
.btn:hover::after { opacity: 1; }
.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg); box-shadow: 0 4px 24px rgba(212,175,55,.4);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(212,175,55,.5); }
.btn--outline {
  border: 1px solid var(--border-h); color: var(--text-1);
}
.btn--outline:hover { border-color: var(--accent); transform: translateY(-2px); }
.btn--full { width: 100%; justify-content: center; }

/* ── TAGS & PILLS ────────────────────────────────────── */
.tag {
  font-size: .72rem; font-weight: 600; letter-spacing: .05em;
  padding: 3px 10px; border-radius: 50px;
  background: rgba(212,175,55,.15); color: var(--accent);
  border: 1px solid rgba(212,175,55,.25);
}
.skill-pill {
  font-size: .8rem; font-weight: 500; padding: 5px 14px;
  border-radius: 50px; border: 1px solid var(--border);
  background: rgba(255,255,255,.02); color: var(--text-2);
  transition: var(--transition);
}
.skill-pill:hover { border-color: var(--accent); color: var(--accent); }
.skill-pill--primary { background: rgba(212,175,55,.15); color: var(--accent); border-color: rgba(212,175,55,.3); }

/* ── REVEAL ANIMATION ────────────────────────────────── */
[data-reveal] {
  opacity: 0; transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
[data-reveal].visible { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════ */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  /* Respeita o notch/Dynamic Island em iPhones */
  padding-top: env(safe-area-inset-top, 0px);
  height: calc(var(--nav-h) + env(safe-area-inset-top, 0px));
  border-top: 2px solid var(--accent);
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}
#navbar.scrolled {
  background: rgba(5,5,5,.85);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-inner {
  max-width: 1120px; margin: 0 auto; padding: 0 24px;
  height: var(--nav-h); display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: 'JetBrains Mono', monospace; font-size: 1.1rem; font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;  
  /* Impede o logo de ser espremido por outros elementos */
  flex-shrink: 0;
  position: relative; z-index: 101;
}
.logo-bracket { opacity: .6; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link {
  padding: 8px 14px; border-radius: 8px; font-size: .82rem; font-weight: 500;
  font-family: 'JetBrains Mono', monospace; text-transform: uppercase; letter-spacing: .05em;
  color: var(--text-2); transition: var(--transition);
}
.nav-link:hover { color: var(--accent); background: var(--surface); }
.nav-link--cta {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff !important; padding: 8px 20px;
}
.nav-link--cta:hover { opacity: .9; transform: translateY(-1px); }
.menu-toggle {
  display: none; flex-direction: column; gap: 5px; padding: 6px;
  /* z-index garante que o hamburger fique sempre visível */
  position: relative; z-index: 101; flex-shrink: 0;
}
.menu-toggle span {
  display: block; width: 22px; height: 2px; background: var(--text-1);
  border-radius: 2px; transition: var(--transition);
}

/* ═══════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════ */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden; padding: var(--nav-h) 24px 0;
}
.hero-bg-grid {
  position: absolute; inset: 0; z-index: 0;
  background-image: repeating-linear-gradient(-45deg, rgba(255,255,255,.01) 0px, rgba(255,255,255,.01) 1px, transparent 1px, transparent 6px);
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}
.hero-orb {
  position: absolute; border-radius: 50%; filter: blur(90px); z-index: 0; pointer-events: none;
}
.hero-orb--1 {
  width: 520px; height: 520px; top: -100px; right: -100px;
  background: radial-gradient(circle, rgba(212,175,55,.25), transparent 70%);
  animation: float 8s ease-in-out infinite;
}
.hero-orb--2 {
  width: 380px; height: 380px; bottom: -80px; left: -80px;
  background: radial-gradient(circle, rgba(255,255,255,.2), transparent 70%);
  animation: float 10s ease-in-out infinite reverse;
}
@keyframes float {
  0%,100% { transform: translateY(0) scale(1); }
  50%      { transform: translateY(-30px) scale(1.05); }
}
.hero-content {
  position: relative; z-index: 1; max-width: 700px;
  margin: 0 auto; text-align: center;
}
.hero-greeting {
  font-size: .95rem; font-weight: 500; color: var(--accent);
  letter-spacing: .1em; text-transform: uppercase; margin-bottom: 16px;
}
.hero-name {
  font-size: clamp(2.8rem, 7vw, 5.5rem); font-weight: 900;
  line-height: 1.05; margin-bottom: 20px; letter-spacing: -.02em;
}
.hero-name--accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-title {
  font-family: 'JetBrains Mono', monospace; font-size: 1.1rem;
  color: var(--text-2); margin-bottom: 24px; min-height: 1.8em;
}
.typed-cursor { animation: blink 1s step-end infinite; color: var(--accent); }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.hero-summary {
  font-size: 1.05rem; color: var(--text-2); max-width: 560px;
  margin: 0 auto 36px; line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 36px; }
.hero-social { display: flex; gap: 12px; justify-content: center; }
.social-link {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); color: var(--text-2);
  transition: var(--transition); font-size: 1rem;
}
.social-link:hover {
  border-color: var(--accent); color: var(--accent);
  transform: translateY(-3px); box-shadow: 0 8px 24px rgba(212,175,55,.3);
}
.hero-scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  color: var(--text-3); font-size: .75rem; letter-spacing: .1em;
  animation: bounce 2s ease infinite;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(-6px)} }

/* ═══════════════════════════════════════════════════════
   SECTIONS (common)
   ═══════════════════════════════════════════════════════ */
.section { padding: 100px 0; }
.section--alt { background: var(--bg-alt); }
.section-header { margin-bottom: 56px; }
.section-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem; color: var(--accent); letter-spacing: .1em;
  display: block; margin-bottom: 8px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800;
  letter-spacing: -.02em; position: relative; display: inline-block;
}
.section-title::after {
  content: ''; position: absolute; bottom: -8px; left: 0;
  width: 48px; height: 3px; border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

/* ═══════════════════════════════════════════════════════
   SOBRE
   ═══════════════════════════════════════════════════════ */
.sobre-grid { display: grid; grid-template-columns: 340px 1fr; gap: 56px; align-items: center; }

.sobre-img-wrapper { position: relative; width: 100%; max-width: 340px; margin: 0 auto; aspect-ratio: 1/1; }
.sobre-img {
  width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg);
  border: 1px solid var(--border); position: relative; z-index: 1;
  box-shadow: var(--shadow); filter: grayscale(20%) contrast(1.1);
  transition: var(--transition);
}
.sobre-img-wrapper:hover .sobre-img { filter: grayscale(0) contrast(1); transform: translateY(-4px); border-color: var(--border-h); }
.sobre-img-backdrop {
  position: absolute; inset: 0; background: linear-gradient(135deg, var(--accent), var(--accent-cyan));
  filter: blur(40px); opacity: 0.3; z-index: 0; border-radius: 50%;
  transform: translate(10px, 10px); transition: var(--transition);
}
.sobre-img-wrapper:hover .sobre-img-backdrop { opacity: 0.5; transform: translate(0, 0); filter: blur(50px); }

.sobre-content { display: flex; flex-direction: column; gap: 32px; }
.sobre-text p { color: var(--text-2); margin-bottom: 16px; font-size: 1.05rem; text-align: justify; }
.sobre-text p:last-child { margin-bottom: 0; }
.sobre-text strong { color: var(--text-1); font-weight: 600; }
.sobre-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.info-card {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 20px; border-radius: var(--radius); transition: var(--transition);
}
.info-card i { font-size: 1.1rem; color: var(--accent); min-width: 20px; }
.info-card__label { display: block; font-size: .72rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .08em; }
.info-card__value { font-size: .9rem; font-weight: 500; }

/* ═══════════════════════════════════════════════════════
   TIMELINE (EXPERIÊNCIA)
   ═══════════════════════════════════════════════════════ */
.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: ''; position: absolute; left: 7px; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(to bottom, var(--accent), transparent);
}
.timeline-item { position: relative; margin-bottom: 36px; }
.timeline-dot {
  position: absolute; left: -28px; top: 20px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 0 4px rgba(212,175,55,.2);
}
.timeline-card { padding: 24px 28px; transition: var(--transition); }
.timeline-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; flex-wrap: wrap; margin-bottom: 16px;
}
.timeline-role { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.timeline-company { font-size: .85rem; color: var(--text-3); display: flex; align-items: center; gap: 6px; }
.timeline-period {
  font-family: 'JetBrains Mono', monospace; font-size: .78rem;
  color: var(--accent); white-space: nowrap;
  background: rgba(212,175,55,.1); padding: 4px 12px; border-radius: 50px;
}
.timeline-duties { margin-bottom: 16px; }
.timeline-duties li {
  color: var(--text-2); font-size: .9rem; padding: 4px 0;
  padding-left: 14px; position: relative; text-align: justify;
}
.timeline-duties li::before {
  content: '▸'; position: absolute; left: 0; color: var(--accent); font-size: .75rem;
}
.timeline-tags { display: flex; flex-wrap: wrap; gap: 6px; }

/* ── EXPANDABLE DUTIES (classes injetadas via JS no mobile) ── */
/* !important garante prioridade sobre qualquer inline style ou regra concorrente */
.expand-hidden { display: none !important; }

.expand-trigger {
  /* Reset do estilo padrão de .timeline-duties li */
  padding-left: 0 !important;
  padding-top: 16px !important;
  position: relative;
}
/* Remove o bullet ▸ do trigger */
.expand-trigger::before { display: none !important; }

/* Ícone rotaciona 180° quando expandido */
.expand-trigger.open .expand-btn i {
  transform: rotate(180deg);
}
.expand-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: .72rem;
  font-weight: 500;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: .05em;
  text-transform: uppercase;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.13);
  color: var(--text-3);
  cursor: pointer;
  transition: var(--transition);
}
.expand-btn:hover {
  background: rgba(255,255,255,.09);
  border-color: rgba(255,255,255,.22);
  color: var(--text-2);
  transform: translateY(-1px);
}
.expand-btn i {
  font-size: .7rem;
  transition: transform var(--transition);
}
/* Ícone rotaciona 180° quando expandido */
.expand-trigger.open .expand-btn i {
  transform: rotate(180deg);
}

/* ── EXPAND TRIGGER — versão block (parágrafos de projeto) ── */
.expand-trigger-block {
  padding-top: 8px;
  margin-bottom: 8px;
}
/* Rotaciona ícone quando expandido */
.expand-trigger-block.open .expand-btn i { transform: rotate(180deg); }

/* ═══════════════════════════════════════════════════════
   FORMAÇÃO
   ═══════════════════════════════════════════════════════ */
.education-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.edu-card {
  display: flex; gap: 20px; padding: 28px; align-items: flex-start;
  transition: var(--transition);
}
.edu-icon {
  min-width: 48px; height: 48px; border-radius: 12px;
  background: rgba(212,175,55,.15); display: flex; align-items: center;
  justify-content: center; font-size: 1.2rem; color: var(--accent);
}
.edu-level { font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); display: block; margin-bottom: 4px; }
.edu-course { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.edu-institution { font-size: .85rem; color: var(--text-2); margin-bottom: 6px; }
.edu-period { font-size: .78rem; color: var(--text-3); font-family: 'JetBrains Mono', monospace; }

/* ═══════════════════════════════════════════════════════
   HABILIDADES
   ═══════════════════════════════════════════════════════ */
.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.skill-group { padding: 28px; transition: var(--transition); }
.skill-group__icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: rgba(212,175,55,.15);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 1.1rem; margin-bottom: 12px;
}
.skill-group__title { font-size: 1rem; font-weight: 700; margin-bottom: 14px; }
.skill-pills { display: flex; flex-wrap: wrap; gap: 8px; }

/* ═══════════════════════════════════════════════════════
   CERTIFICAÇÕES
   ═══════════════════════════════════════════════════════ */
.certs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.cert-card { padding: 24px; transition: var(--transition); display: flex; flex-direction: column; height: 100%; }
.cert-card:hover { transform: translateY(-4px); }
.cert-card__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.cert-icon { font-size: 1.4rem; color: var(--accent); }
.cert-date { font-family: 'JetBrains Mono', monospace; font-size: .72rem; color: var(--text-3); }
.cert-name { font-size: .95rem; font-weight: 700; margin-bottom: 4px; }
.cert-issuer { font-size: .8rem; color: var(--accent); margin-bottom: 14px; font-weight: 500; }
.cert-card > p:not(.cert-issuer) { text-align: justify; }
.cert-topics { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.cert-topics span {
  font-size: .72rem; padding: 3px 10px; border-radius: 50px;
  background: rgba(255,255,255,.05); color: var(--text-3);
  border: 1px solid var(--border);
}
.cert-card .btn { margin-top: auto; }

/* ═══════════════════════════════════════════════════════
   PROJETOS
   ═══════════════════════════════════════════════════════ */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px,1fr)); gap: 24px; }
.projects-placeholder {
  grid-column: 1/-1; padding: 80px 40px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.projects-placeholder i { font-size: 2.5rem; color: var(--text-3); }
.projects-placeholder p { color: var(--text-3); font-size: 1rem; }

/* ═══════════════════════════════════════════════════════
   CONTATO
   ═══════════════════════════════════════════════════════ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-intro { font-size: 1rem; color: var(--text-2); margin-bottom: 28px; line-height: 1.8; }
.contact-links { display: flex; flex-direction: column; gap: 12px; }
.contact-item {
  display: flex; align-items: center; gap: 16px; padding: 16px 20px;
  border-radius: var(--radius); transition: var(--transition);
}
.contact-item:hover { transform: translateX(4px); border-color: var(--border-h); }
.contact-item i { font-size: 1.1rem; color: var(--accent); min-width: 20px; }
.contact-item__label { display: block; font-size: .72rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .08em; }
.contact-item__value { font-size: .88rem; font-weight: 500; }

/* Form */
.contact-form { padding: 32px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: .8rem; font-weight: 600;
  color: var(--text-2); margin-bottom: 8px; letter-spacing: .04em;
}
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 16px; border-radius: var(--radius);
  background: rgba(255,255,255,.02); border: 1px solid var(--border);
  color: var(--text-1); font: inherit; font-size: .9rem;
  transition: var(--transition); outline: none; resize: vertical;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--accent); background: rgba(212,175,55,.06);
  box-shadow: 0 0 0 3px rgba(212,175,55,.15);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-3); }
.form-note { font-size: .75rem; color: var(--text-3); margin-top: 12px; text-align: center; display: flex; align-items: center; gap: 6px; justify-content: center; }

/* ═══════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════ */
#footer { padding: 32px 0; border-top: 1px solid var(--border); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; }
.footer-copy { font-size: .82rem; color: var(--text-3); }
.footer-top {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); color: var(--text-2);
  transition: var(--transition);
}
.footer-top:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-3px); }

/* ═══════════════════════════════════════════════════════
   TOAST
   ═══════════════════════════════════════════════════════ */
#toast-container { position: fixed; bottom: 28px; right: 28px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast {
  min-width: 260px; padding: 14px 20px; border-radius: var(--radius);
  backdrop-filter: blur(20px);
  display: flex; align-items: center; gap: 12px; font-size: .88rem;
  animation: toastIn .35s ease forwards;
  border: 1px solid var(--border);
}
.toast--success { background: rgba(16,185,129,.15); border-color: rgba(16,185,129,.35); }
.toast--error   { background: rgba(239,68,68,.15);  border-color: rgba(239,68,68,.35); }
@keyframes toastIn { from { opacity:0; transform: translateX(20px); } to { opacity:1; transform: translateX(0); } }
@keyframes toastOut { to   { opacity:0; transform: translateX(20px); } }

/* ═══════════════════════════════════════════════════════
   LIGHTBOX MODAL
   ═══════════════════════════════════════════════════════ */
.lightbox {
  position: fixed; inset: 0; z-index: 10000;
  display: flex; align-items: center; justify-content: center;
  visibility: hidden; opacity: 0; transition: var(--transition);
}
.lightbox.active { visibility: visible; opacity: 1; }
.lightbox-overlay {
  position: absolute; inset: 0;
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.lightbox-content {
  position: relative; z-index: 1;
  max-width: 90%; max-height: 85vh;
  transform: scale(0.95); transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.lightbox.active .lightbox-content { transform: scale(1); }
#lightbox-img {
  max-width: 100%; max-height: 85vh;
  border-radius: var(--radius);
  box-shadow: 0 24px 64px rgba(0,0,0,0.6);
  border: 1px solid var(--accent);
}
.lightbox-close {
  position: absolute; top: -48px; right: 0;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-2); font-size: 1.2rem; transition: var(--transition);
}
.lightbox-close:hover {
  background: rgba(239, 68, 68, 0.15); border-color: #ef4444; color: #ef4444;
}

/* Lightbox Navigation */
.lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(10,10,10,0.8); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-2); font-size: 1.2rem; transition: var(--transition);
  z-index: 1001;
}
.lightbox-nav:hover {
  background: var(--accent); border-color: var(--accent); color: var(--bg);
}
.lightbox-prev { left: -64px; }
.lightbox-next { right: -64px; }

.btn-cert { margin-top: 16px; width: 100%; font-size: .8rem; padding: 10px; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVO
   ═══════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .sobre-grid { grid-template-columns: 1fr; max-width: 600px; margin: 0 auto; text-align: center; }
  .sobre-cards { grid-template-columns: 1fr; }
  .education-grid, .contact-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    /* Posiciona abaixo da navbar inteira (incluindo safe-area) */
    top: calc(var(--nav-h) + env(safe-area-inset-top, 0px));
    left: 0; right: 0;
    background: rgba(5,5,5,.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    padding: 20px 16px;
    gap: 4px;
    /* Tríade robusta: transform + visibility + opacity */
    /* Garante que nenhum item vaze para a navbar quando fechado */
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    border-bottom: 1px solid var(--border);
    z-index: 99; /* Abaixo da navbar (100) mas acima do conteúdo */
    box-shadow: 0 8px 32px rgba(0,0,0,.5);
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .nav-link {
    padding: 12px 16px;
    width: 100%;
    text-align: center;
    border-radius: 8px;
  }
  .nav-link--cta {
    margin-top: 4px;
    padding: 8px 28px;
    border-radius: 50px;
    /* Não ocupa largura total — fica compacto como um botão */
    width: auto;
    align-self: center;
  }
  .menu-toggle { display: flex; }
  /* Animação do hamburger → X quando aberto */
  .menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero-actions { flex-direction: column; align-items: center; }
  .timeline { padding-left: 20px; }
  .timeline::before { left: 4px; }
  .timeline-dot { left: -18px; }
  
  .lightbox-prev { left: 8px; background: rgba(10,10,10,0.9); }
  .lightbox-next { right: 8px; background: rgba(10,10,10,0.9); }
}
@media (max-width: 480px) {
  .section { padding: 72px 0; }
  .timeline-header { flex-direction: column; gap: 8px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}