/* ============ RESET / BASE ============ */
:root {
  --bg-dark: #14171b;
  --text-light: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.75);
  --nav-height: 80px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Montserrat", sans-serif;
  color: var(--text-light);
  background: var(--bg-dark);
  overflow-x: hidden;
}

a { text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

/* ============ NAVBAR ============ */
.custom-nav {
  padding: 24px 0;
  background: transparent;
  transition: all 0.4s ease;
}

.custom-nav.sticky {
  /* classe adicionada via JS ao rolar a página */
}

.custom-nav.nav-scrolled {
  padding: 12px 0;
  background: rgba(20, 23, 27, 0.95);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

.logo {
  font-size: 22px;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0.5px;
}
.logo:hover { color: var(--text-light); }

.navbar-nav .nav-link {
  position: relative;
  padding: 6px 12px;
  margin: 0 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-light);
  transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover { color: #cfd4da; }

/* pontinho abaixo do item ativo */
.navbar-nav .nav-item.active .nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -6px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--text-light);
  transform: translateX(-50%);
}

.navbar-toggler {
  border: 0;
  color: var(--text-light);
  font-size: 22px;
}
.navbar-toggler:focus { box-shadow: none; }

@media (max-width: 991.98px) {
  .navbar-collapse {
    margin-top: 12px;
    padding: 12px 0;
    background: rgba(20, 23, 27, 0.97);
    border-radius: 6px;
  }
  .navbar-nav .nav-item.active .nav-link::after { display: none; }
}

/* ============ HERO ============ */
.home {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  /* coloque sua imagem em img/home-bg.jpg; o gradiente é o fallback */
  background:
    linear-gradient(180deg, #1b1f24 0%, #0f1215 100%),
    url("img/home-bg.jpg") center / cover no-repeat;
  background-image: url("img/home-bg.jpg"), linear-gradient(180deg, #1b1f24 0%, #0f1215 100%);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.home-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 12, 14, 0.55);
}

.home .container { position: relative; z-index: 2; }

.home-content { padding-top: var(--nav-height); }

.home-subtitle {
  margin-bottom: 14px;
  font-size: 18px;
  font-weight: 400;
  color: var(--text-muted);
}

.home-title {
  margin: 0;
  font-size: clamp(34px, 6vw, 62px);
  font-weight: 300;
  line-height: 1.2;
}

.home-title strong { font-weight: 700; }

/* cursor piscando do efeito de digitação */
.cursor {
  display: inline-block;
  width: 2px;
  height: 0.9em;
  margin-left: 4px;
  vertical-align: -0.08em;
  background: var(--text-light);
  animation: blink 0.8s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

/* ============ REDES SOCIAIS ============ */
.social-list { margin: 34px 0 30px; }

.social-list a {
  display: inline-block;
  padding: 0 10px;
  font-size: 13px;
  color: var(--text-light);
  transition: transform 0.3s ease, color 0.3s ease;
}

.social-list a:hover {
  color: #cfd4da;
  transform: translateY(-3px);
}

/* ============ BOTÃO DOWNLOAD CV ============ */
.btn-cv {
  padding: 10px 28px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 30px;
  border: 2px solid rgba(255, 255, 255, 0.85);
  background: transparent;
  color: var(--text-light);
  transition: all 0.3s ease;
}

.btn-cv:hover,
.btn-cv:focus-visible {
  background: var(--text-light);
  color: #14171b;
}

/* ============ SCROLL (MOUSE) ============ */
.scroll-down {
  position: absolute;
  left: 50%;
  bottom: 36px;
  z-index: 2;
  transform: translateX(-50%);
}

.mouse {
  display: block;
  width: 24px;
  height: 38px;
  border: 2px solid var(--text-light);
  border-radius: 14px;
  position: relative;
}

.wheel {
  position: absolute;
  left: 50%;
  top: 7px;
  width: 3px;
  height: 7px;
  margin-left: -1.5px;
  border-radius: 2px;
  background: var(--text-light);
  animation: wheel 1.6s ease-in-out infinite;
}

@keyframes wheel {
  0%   { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(14px); }
}

/* ============ SEÇÃO PLACEHOLDER ============ */
.placeholder-section {
  padding: 120px 0;
  background: #1b1f24;
}

/* ============ ACESSIBILIDADE ============ */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cursor, .wheel { animation: none; }
}