/* ================================================================
   GRRR Agência Criativa — Página de Manutenção
   style.css

   PERSONALIZAÇÃO RÁPIDA — altera as variáveis abaixo:
   --neon     : cor de destaque (verde neon)
   --bg       : cor de fundo principal
   --text     : cor do texto principal
   --text-dim : cor do texto secundário
   ================================================================ */

:root {
  --neon:       #39FF14;
  --neon-glow:  rgba(57, 255, 20, 0.22);
  --neon-soft:  rgba(57, 255, 20, 0.08);
  --bg:         #080808;
  --text:       #ffffff;
  --text-dim:   rgba(255, 255, 255, 0.52);
  --text-faint: rgba(255, 255, 255, 0.28);
  --font-title: 'Bebas Neue', sans-serif;
  --font-body:  'Montserrat', sans-serif;
}

/* ── Reset básico ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Canvas de partículas (fundo) ─────────────────────────── */
#canvas-particles {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Grain cinematográfico ────────────────────────────────── */
.grain {
  position: fixed;
  inset: -30%;
  width: 160%;
  height: 160%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.032;
  /* Noise SVG inline — não é preciso ficheiro externo */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grainShift 0.9s steps(1) infinite;
}

@keyframes grainShift {
  0%   { transform: translate(0,    0   ); }
  25%  { transform: translate(-3px,  2px); }
  50%  { transform: translate( 2px, -3px); }
  75%  { transform: translate(-2px,  3px); }
  100% { transform: translate( 3px, -2px); }
}

/* ── Gradiente radial central (brilho suave de fundo) ──────── */
.bg-radial {
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 1;
  transform: translate(-50%, -50%);
  width: min(800px, 90vw);
  height: min(800px, 90vw);
  border-radius: 50%;
  background: radial-gradient(ellipse at center,
    rgba(57, 255, 20, 0.055) 0%,
    rgba(57, 255, 20, 0.02)  35%,
    transparent 70%
  );
  pointer-events: none;
  animation: bgPulse 6s ease-in-out infinite;
}

@keyframes bgPulse {
  0%, 100% { opacity: 0.7; transform: translate(-50%, -50%) scale(1);    }
  50%       { opacity: 1;   transform: translate(-50%, -50%) scale(1.08); }
}

/* ── Conteúdo principal ───────────────────────────────────── */
.main-content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 82vh;
  padding: 5rem 1.5rem 2rem;
  text-align: center;
}

/* ── Logo ─────────────────────────────────────────────────── */
.logo-wrap {
  position: relative;
  display: inline-block;
  margin-bottom: 2.8rem;

  /* Entrada cinematográfica */
  opacity: 0;
  transform: translateY(28px) scale(0.92);
  animation: logoEntrance 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}

/* Halo de brilho neon atrás do logotipo */
.logo-halo {
  position: absolute;
  inset: -50px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center,
    var(--neon-glow) 0%,
    transparent 68%
  );
  animation: haloPulse 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes haloPulse {
  0%, 100% { opacity: 0.65; transform: scale(1);    }
  50%       { opacity: 1;   transform: scale(1.15); }
}

/* LOGO: altera max-width para ajustar o tamanho do logotipo */
.logo {
  display: block;
  width: 100%;
  max-width: 240px;
  height: auto;
  position: relative;
  z-index: 1;
  /* screen: torna os pixels pretos transparentes, mantém branco e verde */
  mix-blend-mode: screen;
  filter:
    drop-shadow(0 0 10px rgba(57, 255, 20, 0.45))
    drop-shadow(0 0 30px rgba(57, 255, 20, 0.18));
  animation: logoPulse 4.5s ease-in-out infinite 2s;
}

@keyframes logoEntrance {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes logoPulse {
  0%, 100% {
    filter:
      drop-shadow(0 0 10px rgba(57, 255, 20, 0.45))
      drop-shadow(0 0 30px rgba(57, 255, 20, 0.18));
  }
  50% {
    filter:
      drop-shadow(0 0 18px rgba(57, 255, 20, 0.70))
      drop-shadow(0 0 55px rgba(57, 255, 20, 0.28));
  }
}

/* ── Título principal ─────────────────────────────────────── */
.title {
  font-family: var(--font-title);
  font-size: clamp(2.6rem, 6.5vw, 5.2rem);
  letter-spacing: 0.02em;
  line-height: 1.0;
  color: var(--text);
  margin-bottom: 1.1rem;

  opacity: 0;
  animation: fadeUp 1s ease 1s forwards;
}

/* Palavra em destaque verde */
.neon {
  color: var(--neon);
}

/* ── Subtítulo ────────────────────────────────────────────── */
.subtitle {
  font-size: clamp(0.72rem, 1.8vw, 0.88rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--neon);
  margin-bottom: 1.3rem;

  opacity: 0;
  animation: fadeUp 1s ease 1.2s forwards;
}

/* ── Texto complementar ───────────────────────────────────── */
.body-text {
  font-size: clamp(0.85rem, 1.9vw, 1rem);
  font-weight: 300;
  color: var(--text-dim);
  line-height: 1.85;
  max-width: 460px;
  margin-bottom: 2.8rem;

  opacity: 0;
  animation: fadeUp 1s ease 1.4s forwards;
}

/* ── Botões CTA ───────────────────────────────────────────── */
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;

  opacity: 0;
  animation: fadeUp 1s ease 1.6s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 2.1rem;
  border-radius: 2px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.22s ease, color 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
  cursor: pointer;
  white-space: nowrap;
}

/* Botão principal: fundo verde → outline no hover */
.btn--primary {
  background: var(--neon);
  color: #080808;
  border: 2px solid var(--neon);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  background: transparent;
  color: var(--neon);
  box-shadow: 0 0 22px var(--neon-glow);
  outline: none;
}

/* Botão secundário: outline neutro → neon no hover */
.btn--outline {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.btn--outline:hover,
.btn--outline:focus-visible {
  border-color: var(--neon);
  color: var(--neon);
  box-shadow: 0 0 16px var(--neon-soft);
  outline: none;
}

/* ── Secção portfólio ─────────────────────────────────────── */
.portfolio-section {
  position: relative;
  z-index: 10;
  padding: 0 0 2.5rem;

  opacity: 0;
  animation: fadeUp 1s ease 2s forwards;
}

.portfolio-label {
  text-align: center;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 1.6rem;
}

/* Contentor com máscara de fade nas bordas */
.filmstrip-outer {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(
    to right,
    transparent  0%,
    black        9%,
    black       91%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to right,
    transparent  0%,
    black        9%,
    black       91%,
    transparent 100%
  );
}

/* Fila de imagens em movimento */
.filmstrip {
  display: flex;
  gap: 1rem;
  width: max-content;
  /* Velocidade do carrossel: 45s = lento e suave */
  /* Aumenta para mais lento, diminui para mais rápido */
  animation: filmScroll 45s linear infinite;
}

.filmstrip:hover {
  animation-play-state: paused;
}

@keyframes filmScroll {
  from { transform: translateX(0); }
  /* -50% move exatamente metade (os duplicados), criando o loop perfeito */
  to   { transform: translateX(-50%); }
}

/* Item individual do portfólio */
.film-item {
  flex-shrink: 0;
  width: 230px;
  height: 155px;
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid rgba(57, 255, 20, 0.09);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.film-item:hover {
  border-color: rgba(57, 255, 20, 0.38);
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.14);
}

.film-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.82) saturate(0.88);
  transition: filter 0.3s ease, transform 0.4s ease;
}

.film-item:hover img {
  filter: brightness(1) saturate(1.05);
  transform: scale(1.04);
}

/* ── Rodapé ───────────────────────────────────────────────── */
.footer {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 1.8rem 1.5rem 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);

  opacity: 0;
  animation: fadeUp 1s ease 2.2s forwards;
}

.footer-tagline {
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  line-height: 1.9;
  max-width: 560px;
  margin: 0 auto 0.5rem;
}

.footer-copy {
  font-size: 0.62rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.05em;
}

/* ── Animação de entrada reutilizável ─────────────────────── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Responsivo: mobile ───────────────────────────────────── */
@media (max-width: 600px) {

  .logo {
    max-width: 180px;
  }

  .main-content {
    padding: 4rem 1.2rem 2rem;
  }

  .cta-row {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 290px;
    justify-content: center;
  }

  .film-item {
    width: 165px;
    height: 112px;
  }

}

/* ── Responsivo: ecrãs grandes ───────────────────────────── */
@media (min-width: 1400px) {

  .logo {
    max-width: 280px;
  }

  .film-item {
    width: 270px;
    height: 182px;
  }

}