/* ═══════════════════════════════════════
   FELIPE SANTOS — Portfolio
   Tema: Dark/Light · Laranja Âmbar
   Fontes: Plus Jakarta Sans + Space Mono
   ═══════════════════════════════════════ */

/* ── TOKENS ── */
:root {
  /* Dark (padrão) */
  --bg:        #070a0e;
  --bg2:       #0c1018;
  --bg3:       #101520;
  --card:      #0e1420;
  --card2:     #131c2c;

  --text:      #e8f0ff;
  --muted:     #4a5870;
  --muted2:    #7a90b0;

  --accent:    #f97316;
  --accent2:   #fb923c;
  --accent3:   #fdba74;
  --aglow:     rgba(249,115,22,0.15);
  --aglow2:    rgba(249,115,22,0.08);

  --bdr:       rgba(249,115,22,0.08);
  --bdr2:      rgba(249,115,22,0.18);
  --bdr3:      rgba(249,115,22,0.35);

  --shadow:    0 8px 40px rgba(0,0,0,0.6);
  --glow:      0 0 40px rgba(249,115,22,0.08);

  --nav-w:     110px;
  --r:         12px;
  --rsm:       8px;
  --rlg:       18px;

  --display:   'Plus Jakarta Sans', sans-serif;
  --mono:      'Space Mono', monospace;
  --body:      'Plus Jakarta Sans', sans-serif;

  --transition: all 0.25s ease;
}

/* ── LIGHT THEME ──
   Ativado via data-theme="light" no <html>
   Só os tokens mudam — o resto do CSS é o mesmo */
[data-theme="light"] {
  --bg:        #f5f7fa;
  --bg2:       #edf0f5;
  --bg3:       #e2e7ef;
  --card:      #ffffff;
  --card2:     #f8fafd;

  --text:      #111827;
  --muted:     #8a9ab5;
  --muted2:    #4a5870;

  --accent:    #ea6c00;
  --accent2:   #f97316;
  --accent3:   #c2560a;
  --aglow:     rgba(234,108,0,0.1);
  --aglow2:    rgba(234,108,0,0.05);

  --bdr:       rgba(234,108,0,0.12);
  --bdr2:      rgba(234,108,0,0.22);
  --bdr3:      rgba(234,108,0,0.4);

  --shadow:    0 4px 24px rgba(0,0,0,0.08);
  --glow:      none;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--body);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none; /* cursor customizado ativo no dark */
  transition: background 0.3s, color 0.3s;
}
[data-theme="light"] body { cursor: auto; } /* cursor normal no light */
::selection { background: var(--aglow); color: var(--accent); }
a { text-decoration: none; color: inherit; }
strong { font-weight: 600; color: var(--text); }
.mono { font-family: var(--mono); }
img { display: block; width: 100%; height: 100%; object-fit: contain; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 2px; }

/* ── CURSOR PERSONALIZADO ──
   Só aparece no dark mode e em telas > 640px */
.cursor {
  width: 9px; height: 9px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9999;
  transition: transform 0.08s;
}
.cursor-ring {
  width: 30px; height: 30px;
  border: 1.5px solid rgba(249,115,22,0.5);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9998;
  transition: transform 0.18s ease;
}
[data-theme="light"] .cursor,
[data-theme="light"] .cursor-ring { display: none; }

/* ── BOTÃO DE TEMA (canto superior direito) ── */
.theme-toggle {
  position: fixed; top: 1.25rem; right: 1.5rem;
  width: 42px; height: 42px;
  background: var(--card);
  border: 1px solid var(--bdr2);
  border-radius: 50%;
  color: var(--muted2);
  cursor: pointer; z-index: 800;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
  box-shadow: var(--shadow);
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

/* Alterna ícone sol/lua conforme o tema */
[data-theme="dark"] #icon-sun  { display: none; }
[data-theme="dark"] #icon-moon { display: block; }
[data-theme="light"] #icon-sun  { display: block; }
[data-theme="light"] #icon-moon { display: none; }

/* ── NAVEGAÇÃO LATERAL ── */
.side-nav {
  position: fixed; left: 0; top: 0;
  width: var(--nav-w); height: 100vh;
  background: var(--bg2);
  border-right: 1px solid var(--bdr);
  display: flex; flex-direction: column;
  align-items: center; padding: 2rem 0;
  z-index: 700;
  backdrop-filter: blur(12px);
  transition: background 0.3s;
}

.nav-brand {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 2.5rem;
  letter-spacing: 2px;
}
.brand-dot { color: var(--accent); }

.nav-menu {
  list-style: none;
  flex: 1;
  display: flex; flex-direction: column;
  gap: 0.25rem; width: 100%;
  padding: 0 0.5rem;
}

.nav-link {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0.3rem;
  padding: 0.75rem 0.5rem;
  border-radius: var(--rsm);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: var(--transition);
  position: relative;
}
/* barra laranja à esquerda no item ativo */
.nav-link::before {
  content: '';
  position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 2px; height: 0; background: var(--accent);
  transition: height 0.25s ease;
  border-radius: 2px;
}
.nav-link:hover,
.nav-link.active {
  color: var(--accent);
  background: var(--aglow2);
}
.nav-link:hover::before,
.nav-link.active::before { height: 60%; }

.nl-num   { font-size: 0.5rem; color: var(--muted); opacity: 0.7; }
.nl-icon  { font-size: 1rem; }
.nl-label { font-size: 0.55rem; letter-spacing: 1px; }

/* rodapé da nav com indicador de disponibilidade */
.nav-footer {
  display: flex; align-items: center; gap: 5px;
  font-family: var(--mono); font-size: 0.55rem;
  color: var(--muted2); letter-spacing: 0.5px;
  flex-direction: column;
}
.status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #22c55e; box-shadow: 0 0 8px #22c55e;
  animation: sdot 2s infinite;
}
@keyframes sdot {
  0%,100% { box-shadow: 0 0 6px #22c55e; }
  50%      { box-shadow: 0 0 14px #22c55e, 0 0 22px rgba(34,197,94,0.3); }
}

/* ── MAIN: empurra o conteúdo pra direita da nav ── */
.main { margin-left: var(--nav-w); }

/* ── SECTIONS ── */
.section     { padding: 6rem 0; }
.section-alt { background: var(--bg2); } /* fundo alternado entre seções */
.container   { max-width: 1080px; margin: 0 auto; padding: 0 2.5rem; }

/* Cabeçalho de seção: número + título + descrição opcional */
.section-header { margin-bottom: 3rem; }
.sh-num {
  font-size: 0.72rem; color: var(--accent);
  letter-spacing: 2px; display: block; margin-bottom: 0.4rem;
}
.sh-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800; line-height: 1.1; color: var(--text);
}
/* Subtítulo abaixo do título da seção
   Usado em: #contato */
.sh-desc {
  margin-top: 0.75rem;
  font-size: 0.97rem;
  color: var(--muted2);
  line-height: 1.8;
}

/* ── ANIMAÇÃO DE ENTRADA (fade-up) ──
   Adicione a classe .fade-up em qualquer elemento.
   .delay-1/2/3 adicionam atraso escalonado. */
.fade-up { opacity: 0; transform: translateY(28px); transition: opacity 0.65s ease, transform 0.65s ease; }
.fade-up.visible { opacity: 1; transform: none; }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* cursor piscante do terminal */
.tc-cursor { animation: bl 1s steps(1) infinite; }
@keyframes bl { 50% { opacity: 0; } }


/* ═══════════════════════════════════════
   HOME
   ═══════════════════════════════════════ */
#home { min-height: 100vh; display: flex; align-items: center; }

/* grid: texto à esquerda, cards à direita */
.home-layout {
  display: grid; grid-template-columns: 1fr 360px;
  gap: 3.5rem; align-items: center;
}

.home-eyebrow {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 0.72rem;
  color: var(--muted2); letter-spacing: 1px;
  margin-bottom: 1.25rem;
}
.eyebrow-ping {
  width: 8px; height: 8px; border-radius: 50%;
  background: #22c55e; box-shadow: 0 0 8px #22c55e;
  flex-shrink: 0; animation: sdot 2s infinite;
}

.home-title {
  font-size: clamp(2.6rem, 5vw, 4rem);
  font-weight: 800; line-height: 1.1;
  margin-bottom: 1.25rem; letter-spacing: -0.5px;
}
.title-accent { color: var(--accent); }
.title-thin   { font-weight: 300; color: var(--muted2); }

.home-desc {
  font-size: 1rem; color: var(--muted2);
  line-height: 1.8; max-width: 480px;
  margin-bottom: 1.75rem;
}
.home-desc strong { color: var(--text); }

/* chips de tecnologia */
.home-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--aglow2); border: 1px solid var(--bdr2);
  border-radius: 100px; padding: 0.3rem 0.85rem;
  font-family: var(--mono); font-size: 0.68rem;
  color: var(--muted2); transition: var(--transition);
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip i { color: var(--accent); font-size: 0.7rem; }

/* botões de ação */
.home-actions { display: flex; gap: 0.85rem; flex-wrap: wrap; margin-bottom: 2rem; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: #fff;
  font-weight: 600; font-size: 0.85rem;
  padding: 0.75rem 1.6rem; border-radius: var(--rsm);
  transition: var(--transition);
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-2px); box-shadow: 0 8px 24px var(--aglow); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--bdr2); color: var(--muted2);
  font-size: 0.85rem; padding: 0.75rem 1.4rem;
  border-radius: var(--rsm); transition: var(--transition);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ícones sociais */
.home-socials { display: flex; gap: 1rem; }
.home-socials a {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--bdr2);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); font-size: 0.9rem;
  transition: var(--transition);
}
.home-socials a:hover { border-color: var(--accent); color: var(--accent); background: var(--aglow2); }

/* ── CARD DE PERFIL (home) ── */
.profile-card {
  background: var(--card); border: 1px solid var(--bdr2);
  border-radius: var(--rlg); padding: 1.5rem;
  box-shadow: var(--shadow), var(--glow);
  animation: float 5s ease-in-out infinite;
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }

.pc-top    { display: flex; align-items: center; gap: 0.85rem; margin-bottom: 1.25rem; }
.pc-avatar {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--accent); color: #fff;
  font-family: var(--mono); font-size: 0.9rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.pc-name { font-weight: 700; font-size: 0.95rem; }
.pc-sub  { font-size: 0.65rem; color: var(--muted); margin-top: 2px; }
.pc-badge {
  margin-left: auto; font-size: 0.6rem;
  color: #22c55e; background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: 100px; padding: 2px 8px; white-space: nowrap;
}
.pc-divider { height: 1px; background: var(--bdr); margin: 0 0 1.25rem; }

/* estatísticas dentro do card */
.pc-stats  { display: flex; align-items: center; margin-bottom: 1.25rem; }
.pc-stat   { flex: 1; text-align: center; }
.ps-num    { display: block; font-family: var(--mono); font-size: 1.3rem; font-weight: 700; color: var(--accent); line-height: 1; }
.ps-label  { font-size: 0.58rem; color: var(--muted); font-family: var(--mono); }
.pc-sep    { width: 1px; height: 28px; background: var(--bdr); flex-shrink: 0; }

/* lista de status */
.pc-status-list { display: flex; flex-direction: column; gap: 0.5rem; }
.pc-status-item {
  display: flex; align-items: center; gap: 0.55rem;
  font-family: var(--mono); font-size: 0.72rem; color: var(--muted2);
}
.psi-dot       { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.psi-dot.green { background: #22c55e; box-shadow: 0 0 6px #22c55e; }
.psi-dot.amber { background: #fbbf24; box-shadow: 0 0 6px #fbbf24; }

/* ── TERMINAL CARD (home) ── */
.terminal-card {
  background: var(--bg3); border: 1px solid var(--bdr2);
  border-radius: var(--r); margin-top: 1rem; overflow: hidden;
}
.tc-bar {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.55rem 0.9rem; border-bottom: 1px solid var(--bdr);
}
.tc-dot   { width: 10px; height: 10px; border-radius: 50%; }
.tc-dot.r { background: #ff5f57; }
.tc-dot.y { background: #febc2e; }
.tc-dot.g { background: #28ca41; }
.tc-title { margin-left: auto; font-family: var(--mono); font-size: 0.6rem; color: var(--muted); }
.tc-body  { padding: 0.85rem 1rem; font-family: var(--mono); font-size: 0.72rem; line-height: 2; }
.tc-line  { color: var(--muted2); }
.tc-prompt { color: var(--accent); margin-right: 6px; }
.tc-out   { color: var(--muted); padding-left: 1rem; }
.tc-ok    { color: #28ca41; }


/* ═══════════════════════════════════════
   SOBRE
   ═══════════════════════════════════════ */

/* grid: texto à esquerda, cards empilhados à direita */
.sobre-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.sobre-text p { color: var(--muted2); font-size: 0.97rem; margin-bottom: 1.1rem; line-height: 1.85; }
.sobre-text p:last-child { margin-bottom: 0; }
.sobre-text strong { color: var(--text); }

/* cards empilhados com borda compartilhada */
.sobre-cards { display: flex; flex-direction: column; gap: 1px; }
.about-card {
  background: var(--card); border: 1px solid var(--bdr);
  padding: 1.25rem 1.4rem;
  display: flex; align-items: flex-start; gap: 1rem;
  transition: var(--transition);
}
/* arredondamento só nas pontas */
.about-card:first-child { border-radius: var(--r) var(--r) 0 0; }
.about-card:last-child  { border-radius: 0 0 var(--r) var(--r); }
.about-card:hover { border-color: var(--accent); background: var(--card2); }
.ac-icon      { font-size: 1.4rem; flex-shrink: 0; padding-top: 2px; }
.about-card h3 { font-size: 0.92rem; font-weight: 700; margin-bottom: 0.3rem; }
.about-card p  { font-size: 0.8rem; color: var(--muted2); line-height: 1.55; }


/* ═══════════════════════════════════════
   STACK
   ═══════════════════════════════════════ */

/* grid 2 colunas de grupos de tecnologia */
.stack-layout { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }

.stack-group {
  background: var(--card); border: 1px solid var(--bdr);
  border-radius: var(--rlg); padding: 1.5rem;
  transition: var(--transition);
}
.stack-group:hover { border-color: var(--bdr2); }

.sg-header {
  display: flex; align-items: center; gap: 0.65rem;
  margin-bottom: 1.1rem; padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--bdr);
}
.sg-icon  { font-size: 1.1rem; color: var(--accent); }
.sg-title { font-weight: 700; font-size: 0.92rem; }

.sg-items { display: flex; flex-direction: column; gap: 0.6rem; }
.sg-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.55rem 0.65rem; border-radius: var(--rsm);
  transition: var(--transition); position: relative;
}
.sg-item:hover { background: var(--bg3); }
.sg-item img, .si-emoji {
  width: 26px; height: 26px; flex-shrink: 0;
  font-size: 1.15rem; line-height: 1;
}
/* item normal = muted, item principal = texto completo */
.si-name          { font-size: 0.82rem; font-weight: 500; color: var(--muted2); margin-bottom: 1px; }
.sg-item.main .si-name { color: var(--text); }
.si-desc { font-family: var(--mono); font-size: 0.62rem; color: var(--muted); }
.si-tag {
  margin-left: auto; font-family: var(--mono); font-size: 0.55rem;
  color: var(--accent); background: var(--aglow2);
  border: 1px solid var(--bdr2); border-radius: 100px;
  padding: 1px 7px; white-space: nowrap; flex-shrink: 0;
}


/* ═══════════════════════════════════════
   PROJETOS
   ═══════════════════════════════════════ */

/* grid principal: destaque à esquerda, grid à direita
   PARA ADICIONAR MAIS PROJETOS: veja os comentários no HTML */
.projetos-layout {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.25rem;
}

/* ── CARD DESTAQUE (ocupa coluna 1, todas as linhas) ── */
.proj-featured {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
  background: var(--card); border: 1px solid var(--bdr2);
  border-radius: var(--rlg); padding: 2rem;
  position: relative; overflow: hidden;
  transition: var(--transition);
  display: flex; flex-direction: column;
}
.proj-featured:hover { border-color: var(--accent); box-shadow: var(--glow); }

.pf-badge {
  display: inline-block; font-family: var(--mono); font-size: 0.62rem;
  color: var(--accent); background: var(--aglow); border: 1px solid var(--bdr2);
  border-radius: 100px; padding: 3px 10px; margin-bottom: 0.75rem;
}
.pf-icon  { font-size: 2.5rem; margin-bottom: 0.75rem; }
.pf-title { font-size: 1.2rem; font-weight: 800; margin-bottom: 0.65rem; line-height: 1.2; }
.pf-desc  { font-size: 0.83rem; color: var(--muted2); line-height: 1.7; margin-bottom: 1rem; }

/* métricas de impacto */
.pf-results { display: flex; gap: 1.25rem; margin-bottom: 1rem; }
.pfr-item   { text-align: center; }
.pfr-n { display: block; font-family: var(--mono); font-size: 1.3rem; font-weight: 700; color: var(--accent); line-height: 1; }
.pfr-l { font-size: 0.6rem; color: var(--muted); }

/* tags de tecnologia (usadas em todos os cards) */
.proj-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.1rem; }
.ptag {
  background: var(--bg3); border: 1px solid var(--bdr);
  border-radius: var(--rsm); padding: 3px 9px;
  font-family: var(--mono); font-size: 0.65rem; color: var(--muted2);
}

/* link do repositório */
.proj-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.78rem; color: var(--accent); letter-spacing: 0.3px;
  transition: gap 0.2s;
}
.proj-link:hover { gap: 10px; }

/* ── GRID DE CARDS (colunas 2 e 3) ──
   2x2: dois cards normais em cima, experiência embaixo */
.proj-grid {
  grid-column: 2 / 4;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1.25rem;
}

/* ── CARD NORMAL ──
   PARA ADICIONAR: copie um .proj-card no HTML */
.proj-card {
  background: var(--card); border: 1px solid var(--bdr);
  border-radius: var(--r); padding: 1.5rem;
  transition: var(--transition); position: relative;
  display: flex; flex-direction: column;
}
.proj-card:hover     { border-color: var(--bdr2); }
.proj-card.wip:hover { border-color: #fbbf24; } /* WIP: borda amarela */

.proj-card-icon { font-size: 1.6rem; margin-bottom: 0.5rem; }

/* badge "em andamento" — só nos cards .wip */
.wip-badge {
  display: inline-block; font-size: 0.6rem; color: #fbbf24;
  background: rgba(251,191,36,0.1); border: 1px solid rgba(251,191,36,0.25);
  border-radius: 100px; padding: 2px 8px; margin-bottom: 0.5rem;
}

.proj-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.45rem; }
.proj-card p  { font-size: 0.82rem; color: var(--muted2); line-height: 1.6; margin-bottom: 0.65rem; }

/* métricas dos cards normais */
.proj-metrics { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.65rem; }
.pm {
  font-family: var(--mono); font-size: 0.65rem; color: var(--accent);
  background: var(--aglow2); border: 1px solid var(--bdr2);
  border-radius: 100px; padding: 2px 8px;
}
.pm.muted { color: var(--muted); background: transparent; border-color: var(--bdr); }

/* ── CARD DE LISTA (.xp) ──
   Ocupa as duas colunas do grid — sempre o último */
.proj-card.xp { grid-column: 1 / 3; }

.xp-list { list-style: none; display: flex; flex-direction: column; gap: 0.45rem; }
.xp-list li {
  font-size: 0.8rem; color: var(--muted2);
  padding-left: 1rem; position: relative; line-height: 1.5;
}
.xp-list li::before {
  content: '→'; position: absolute; left: 0;
  color: var(--accent); font-size: 0.65rem; top: 0.18rem;
}


/* ═══════════════════════════════════════
   CONTATO
   ═══════════════════════════════════════ */

/* grid: descrição à esquerda, card unificado à direita */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: start;
}

/* ── CARD UNIFICADO ──
   Contém: perfil + links + formulário + footer */
.unified-card {
  background: var(--card);
  border: 1px solid var(--bdr2);
  border-radius: var(--rlg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

/* topo: avatar + nome + badge disponível */
.uc-top {
  padding: 1.5rem 1.75rem;
  border-bottom: 1px solid var(--bdr);
  display: flex; align-items: center; gap: 1rem;
}

/* avatar circular com gradiente laranja */
.cp-avatar {
  width: 52px; height: 52px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; font-family: var(--mono); font-size: 1rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.cp-name { font-weight: 700; font-size: 1rem; }
.cp-role { font-size: 0.68rem; color: var(--accent); margin-top: 2px; }

/* ── LINKS DE CONTATO (3 colunas) ──
   PARA ADICIONAR UM LINK: copie um .uc-link no HTML
   e ajuste o grid-template-columns para repeat(4, 1fr) */
.uc-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--bdr);
}
.uc-link {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 0.4rem;
  padding: 1rem 0.5rem;
  text-decoration: none; color: inherit;
  border-right: 1px solid var(--bdr);
  transition: var(--transition);
}
.uc-link:last-child { border-right: none; }
.uc-link:hover { background: var(--bg3); }
.uc-link:hover .uc-link-icon { color: var(--accent); border-color: var(--bdr2); }
.uc-link-icon {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--aglow2); border: 1px solid var(--bdr);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted2); font-size: 0.9rem;
  transition: var(--transition);
}
.uc-link-label { font-family: var(--mono); font-size: 0.58rem; color: var(--muted); letter-spacing: 0.5px; }
.uc-link-val   { font-size: 0.72rem; font-weight: 500; color: var(--muted2); }

/* ── CORPO DO FORMULÁRIO ── */
.uc-body { padding: 1.5rem 1.75rem; }

/* nome + email lado a lado
   PARA VOLTAR A UMA COLUNA SÓ: remova .form-2col e use .form-group direto */
.form-2col {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0.85rem; margin-bottom: 0.85rem;
}
.uc-body .form-group              { margin-bottom: 0.85rem; }
.uc-body .form-group:last-child   { margin-bottom: 0; }

/* inputs, selects e textarea — herdados do .form-group global */
.form-group { position: relative; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg2); border: 1px solid var(--bdr2);
  border-radius: var(--rsm); padding: 1rem 1rem 0.4rem;
  font-family: var(--body); font-size: 0.88rem; color: var(--text);
  transition: border-color 0.2s; -webkit-appearance: none;
}
.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f97316' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
  background-repeat: no-repeat; background-position: right 0.85rem center;
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--accent); }

/* label flutuante (sobe quando campo está preenchido/focado) */
.form-group label {
  position: absolute; left: 1rem; top: 0.75rem;
  font-size: 0.82rem; color: var(--muted);
  pointer-events: none; transition: var(--transition);
}
.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group select:focus ~ label,
.form-group select:valid ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: -0.5rem; left: 0.8rem;
  font-size: 0.62rem; color: var(--accent);
  background: var(--card); padding: 0 4px;
}

/* ── FOOTER DO CARD ──
   nota de resposta à esquerda + botão enviar à direita */
.uc-footer {
  padding: 1rem 1.75rem;
  border-top: 1px solid var(--bdr);
  background: var(--bg3);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.uc-footer-note {
  font-family: var(--mono); font-size: 0.6rem; color: var(--muted);
  display: flex; align-items: center; gap: 8px;
}

/* botão de envio */
.submit-btn {
  background: var(--accent); color: #fff;
  border: none; border-radius: var(--rsm); padding: 0.7rem 1.4rem;
  font-family: var(--body); font-size: 0.85rem; font-weight: 600;
  cursor: pointer; display: flex; align-items: center; gap: 7px;
  transition: var(--transition); flex-shrink: 0;
}
.submit-btn:hover { background: var(--accent2); transform: translateY(-2px); box-shadow: 0 8px 24px var(--aglow); }


/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
footer {
  background: var(--bg2); border-top: 1px solid var(--bdr);
  padding: 2.5rem 0;
}
.footer-inner {
  max-width: 1080px; margin: 0 auto; padding: 0 2.5rem;
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem; text-align: center;
}
.footer-brand  { font-family: var(--mono); font-size: 1.3rem; font-weight: 700; color: var(--accent); margin-bottom: 0.25rem; }
.footer-links  { display: flex; gap: 1.75rem; flex-wrap: wrap; justify-content: center; }
.footer-links a { font-size: 0.78rem; color: var(--muted2); transition: color 0.2s; }
.footer-links a:hover { color: var(--accent); }
.footer-socials { display: flex; gap: 1rem; margin-top: 0.25rem; }
.footer-socials a { color: var(--muted); font-size: 1rem; transition: var(--transition); }
.footer-socials a:hover { color: var(--accent); transform: translateY(-2px); }
.footer-copy { font-family: var(--mono); font-size: 0.62rem; color: var(--muted); opacity: 0.5; margin-top: 0.25rem; }


/* ═══════════════════════════════════════
   BACK TO TOP
   ═══════════════════════════════════════ */
.top-btn {
  position: fixed; bottom: 1.75rem; right: 1.75rem;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent); color: #fff; border: none;
  font-size: 0.9rem; cursor: pointer;
  opacity: 0; pointer-events: none;
  transition: var(--transition); z-index: 600;
  display: flex; align-items: center; justify-content: center;
}
.top-btn.show { opacity: 1; pointer-events: auto; }
.top-btn:hover { background: var(--accent2); transform: translateY(-3px); box-shadow: 0 6px 20px var(--aglow); }


/* ═══════════════════════════════════════
   RESPONSIVO
   ═══════════════════════════════════════ */

/* Tablet: nav menor, layouts de 2 colunas viram 1 */
@media (max-width: 1024px) {
  :root { --nav-w: 72px; }
  .nl-label { display: none; } /* esconde rótulo de texto da nav */

  .home-layout      { grid-template-columns: 1fr; gap: 2.5rem; }
  .home-right       { max-width: 420px; }
  .sobre-layout     { grid-template-columns: 1fr; gap: 2rem; }
  .stack-layout     { grid-template-columns: 1fr; }

  /* projetos: destaque + grid viram 1 coluna só */
  .projetos-layout  { grid-template-columns: 1fr; }
  .proj-featured    { grid-column: 1; grid-row: auto; }
  .proj-grid        { grid-column: 1; grid-template-columns: 1fr 1fr; }

  /* contato: card embaixo da descrição */
  .contact-layout   { grid-template-columns: 1fr; }
  .uc-links         { grid-template-columns: repeat(3, 1fr); }
}

/* Mobile: nav some, tudo em 1 coluna */
@media (max-width: 640px) {
  :root { --nav-w: 0px; }
  .side-nav   { display: none; }
  .main       { margin-left: 0; }
  .container  { padding: 0 1.25rem; }
  .section    { padding: 4rem 0; }
  .home-title { font-size: 2.2rem; }
  body        { cursor: auto; }
  .cursor, .cursor-ring { display: none; }
  .theme-toggle { top: 1rem; right: 1rem; width: 38px; height: 38px; }

  /* projetos: grid vira 1 coluna */
  .proj-grid        { grid-template-columns: 1fr; }
  .proj-card.xp     { grid-column: 1; }

  /* formulário: nome e email empilhados */
  .form-2col  { grid-template-columns: 1fr; }

  /* links de contato: viram lista vertical */
  .uc-links   { grid-template-columns: 1fr; }
  .uc-link    { border-right: none; border-bottom: 1px solid var(--bdr); }
  .uc-link:last-child { border-bottom: none; }
}
/* ═══════════════════════════════════════
   CAPTCHA WEB3FORMS / HCAPTCHA
   ═══════════════════════════════════════ */

.captcha-box {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--bg2);
  border: 1px solid var(--bdr2);
  border-radius: var(--rsm);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  overflow: hidden;
}

.captcha-box .h-captcha {
  max-width: 100%;
  overflow: hidden;
}

.captcha-help {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--muted);
  line-height: 1.5;
}

.hidden {
  display: none !important;
}

@media (max-width: 480px) {
  .captcha-box {
    padding: 0.85rem;
  }

  .captcha-box iframe {
    transform: scale(0.86);
    transform-origin: left top;
  }
}