/* ═══════════════════════════════════════
   TOKENS
═══════════════════════════════════════ */
:root {
  --bg:         #e3e3e3;
  --bg-2:       #868686;
  --bg-card:    #c2bfbf;
  --border:     rgba(255,255,255,0.07);
  --text:       #3d3c3c;
  --text-muted: #2c2a2a;
  --accent:     #9d3505;
  --accent-dim: #ac5677;
  --accent-tag: #ffffff;
  --radius:     16px;
  --font-display: 'Oswald', sans-serif;
  --font-body:    'Inter', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ═══════════════════════════════════════
   NAV
═══════════════════════════════════════ */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 60px;
  position: relative;
  z-index: 10;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s ease;
}

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

/* ═══════════════════════════════════════
   HERO
═══════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

/* faint grid de fundo */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,255,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,255,0,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* gradiente radial central */
.hero::after {
  content: '';
  position: absolute;
  top: -20%;
  left: 30%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(200,255,0,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 60px 80px;
  max-width: 900px;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 32px;
}

.hero-title em {
  font-style: normal;
  color: var(--accent);
  position: relative;
  display: inline-block;
}

/* underline animado na palavra destaque */
.hero-title em::after {
  content: '';
  position: absolute;
  bottom: 0.05em;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  animation: underline-grow 0.9s cubic-bezier(0.65,0,0.35,1) 0.4s forwards;
}

@keyframes underline-grow {
  to { width: 100%; }
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 48px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  padding: 20px 42px;
  border-radius: 30px;
  width: fit-content;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(200,255,0,0.25);
}

.hero-bg-label {
  position: absolute;
  bottom: 40px;
  right: 60px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--border);
  writing-mode: vertical-rl;
  z-index: 2;
}

/* ═══════════════════════════════════════
   SECÇÃO PROJETOS
═══════════════════════════════════════ */
.projects-section {
  padding: 80px 60px 120px;
  max-width: 1280px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 60px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

/* ═══════════════════════════════════════
   CARD DE PROJETO
═══════════════════════════════════════ */
.project-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 60px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 40px;
  transition: border-color 0.3s ease;
}

.project-card:hover {
  border-color: rgba(200,255,0,0.2);
}

/* ── coluna esquerda ── */
.project-info {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 28px;
}

.logo-placeholder {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.project-number {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--border);
}

.project-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 16px;
}

.project-desc {
  font-size: 0.925rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.tag {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-tag);
  background: var(--accent-dim);
  padding: 5px 12px;
  border-radius: 100px;
  border: 1px solid rgba(200,255,0,0.2);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.02em;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  width: fit-content;
  transition: color 0.2s ease, border-color 0.2s ease, gap 0.2s ease;
}

.project-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  gap: 12px;
}

/* ── coluna direita: viewport ── */
.project-viewport-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}

.project-viewport {
  position: relative;
  width: 100%;
  max-width: 340px;
  height: 520px;
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--border);
  box-shadow:
    0 0 0 6px var(--bg-card),
    0 0 0 7px var(--border),
    0 32px 80px rgba(0,0,0,0.6);
  cursor: none;
}

.viewport-inner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  /* height é dinâmico, controlado pelo JS */
  will-change: transform;
  transition: transform 0.08s linear;
}

.site-screenshot {
  width: 100%;
  display: block;
  pointer-events: none;
  user-select: none;
}

/* overlay subtil nas bordas top/bottom */
.viewport-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom,
      rgba(20,20,28,0.4) 0%,
      transparent 15%,
      transparent 85%,
      rgba(20,20,28,0.4) 100%
    );
  pointer-events: none;
  z-index: 2;
}

.viewport-hint {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.60rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #f1f1f1;
  background: rgba(10,10,15,0.7);
  padding: 6px 12px;
  border-radius: 100px;
  backdrop-filter: blur(8px);
  z-index: 3;
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.project-viewport.active .viewport-hint {
  opacity: 0;
}

/* cursor personalizado dentro da viewport */
.viewport-cursor {
  position: absolute;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  mix-blend-mode: difference;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0);
  transition: transform 0.2s ease;
  z-index: 10;
}

.project-viewport:hover .viewport-cursor {
  transform: translate(-50%, -50%) scale(1);
}

/* ═══════════════════════════════════════
   FOOTER
═══════════════════════════════════════ */
.footer {
  text-align: center;
  padding: 40px 60px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* ═══════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════ */
@media (max-width: 900px) {
  .nav {
    padding: 24px 28px;
  }

  .hero-content {
    padding: 0 28px 60px;
  }

  .projects-section {
    padding: 60px 28px 80px;
  }

  .project-card {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 36px 28px;
  }

  /* numa tela pequena, viewport fica acima do texto */
  .project-viewport-wrap {
    order: -1;
  }

  .project-viewport {
    max-width: 100%;
    height: 380px;
  }

  .hero-bg-label {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-title em::after {
    animation: none;
    width: 100%;
  }

  .viewport-inner {
    transition: none;
  }
}