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

:root {
  --preto:    #242424;
  --vermelho: #bb1732;
  --branco:   #f0f0f0;
  --cinza:    #1c1c1c;
  --borda:    #333333;
  --muted:    #888888;
  --nav-h:    64px;
  --fonte: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--preto);
  color: var(--branco);
  font-family: var(--fonte);
  font-size: 1rem;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Navbar ── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  transition: background .35s, backdrop-filter .35s, border-color .35s;
  border-bottom: 1px solid transparent;
}
#navbar.scrolled {
  background: rgba(36,36,36,.92);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--borda);
}
.nav-logo {
  font-size: 1rem; font-weight: 900;
  letter-spacing: .12em;
  color: var(--branco); text-decoration: none;
}
.nav-logo span { color: var(--vermelho); }

.nav-links {
  list-style: none;
  display: flex; align-items: center; gap: 2.2rem;
}
.nav-links a {
  color: rgba(240,240,240,.7); text-decoration: none;
  font-size: .85rem; letter-spacing: .06em; transition: color .2s;
}
.nav-links a:hover { color: var(--branco); }
.nav-cta {
  border: 1px solid var(--vermelho) !important;
  color: var(--vermelho) !important;
  padding: .42rem 1.1rem; border-radius: 2px;
  transition: background .2s, color .2s !important;
}
.nav-cta:hover { background: var(--vermelho) !important; color: var(--branco) !important; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--branco); border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ── */
#hero { position: relative; height: 100vh; overflow: hidden; }
#hero video {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.hero-overlay {
  position: relative; z-index: 1; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1rem;
  background: linear-gradient(to bottom, rgba(36,36,36,.25) 0%, rgba(36,36,36,.6) 100%);
  text-align: center; padding: 2rem;
}
.hero-logo {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 900; letter-spacing: .18em; line-height: 1;
}
.hero-logo span { color: var(--vermelho); }
.hero-tagline {
  font-size: clamp(.85rem, 2vw, 1.1rem); font-weight: 300;
  letter-spacing: .18em; color: rgba(240,240,240,.75); text-transform: uppercase;
}
.hero-scroll {
  position: absolute; bottom: 2.5rem;
  color: var(--vermelho); animation: bounce 2.2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(9px); }
}

/* ── Helpers de seção ── */
.section-header { padding: 5rem 2.5rem 2.5rem; }
.section-title {
  font-size: clamp(1.3rem, 3vw, 1.9rem); font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase; color: var(--branco);
  position: relative; display: inline-block; padding-bottom: .6rem;
}
.section-title::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 2.5rem; height: 2px; background: var(--vermelho);
}
.section-sub { margin-top: .9rem; color: var(--muted); font-size: .95rem; max-width: 560px; }

/* ── Trabalhos — Featured fullscreen ── */
#trabalhos { padding-bottom: 0; }
.featured-cards { display: flex; flex-direction: column; }

.card {
  position: relative; width: 100%; height: 100vh;
  overflow: hidden; cursor: pointer;
}
.card-media { position: absolute; inset: 0; }

.card-bg-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .7s ease;
}
.card:hover .card-bg-video { transform: scale(1.04); }

.card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(36,36,36,.9) 0%, rgba(36,36,36,.15) 60%, transparent 100%);
  transition: background .4s;
}
.card:hover .card-overlay {
  background: linear-gradient(to top, rgba(36,36,36,.95) 0%, rgba(36,36,36,.3) 60%, transparent 100%);
}

.card-info {
  position: absolute; bottom: 0; left: 0; right: 0; z-index: 2;
  padding: 5rem 2.5rem 2.5rem;
  display: flex; flex-direction: column; gap: .4rem;
  transition: opacity .3s;
}
.card-client {
  font-size: .8rem; letter-spacing: .1em;
  color: rgba(240,240,240,.6); text-transform: uppercase;
}
.card-title {
  font-size: clamp(1.5rem, 4vw, 2.8rem);
  font-weight: 700; line-height: 1.1; margin-top: .2rem;
}
.card-play-btn {
  display: inline-flex; align-items: center; gap: .5rem;
  margin-top: .9rem; align-self: flex-start;
  background: var(--vermelho); color: var(--branco);
  border: none; padding: .6rem 1.4rem; border-radius: 2px;
  font-size: .82rem; font-weight: 700; letter-spacing: .06em;
  cursor: pointer; transition: opacity .2s;
}
.card-play-btn svg { width: 16px; height: 16px; }
.card-play-btn:hover { opacity: .85; }

/* ── Grid 3×3 — info no hover ── */
.grid-label {
  padding: 3rem 2.5rem 1.2rem;
  font-size: .75rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--muted);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px; background: #111;
}

.grid-card {
  position: relative; overflow: hidden;
  background: #111; cursor: pointer;
}

.grid-card-media {
  position: relative; aspect-ratio: 16/9; overflow: hidden;
}

.grid-card-media > img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .6s ease, filter .35s ease;
}
.grid-card:hover .grid-card-media > img {
  transform: scale(1.06); filter: brightness(.35);
}

/* Camada de hover com info + play */
.grid-card-hover {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1rem;
  opacity: 0; transition: opacity .3s;
  padding: 1.2rem;
}
.grid-card:hover .grid-card-hover { opacity: 1; }

.grid-card-info {
  text-align: center;
}
.grid-client {
  display: block; font-size: .68rem;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--vermelho); margin-bottom: .3rem;
}
.grid-title {
  font-size: .9rem; color: var(--branco); font-weight: 600;
}

/* Player inline do grid */
.grid-card-player {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: 0; pointer-events: none; transition: opacity .4s;
}
.grid-card-player iframe { width: 100%; height: 100%; border: none; }

.grid-card.playing .grid-card-media > img { opacity: 0; }
.grid-card.playing .grid-card-player      { opacity: 1; pointer-events: all; }
.grid-card.playing .grid-card-hover       { opacity: 0; pointer-events: none; }

/* Botão play centralizado */
.grid-play-btn {
  background: var(--vermelho); border: none;
  width: 52px; height: 52px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; flex-shrink: 0;
  transition: transform .2s;
}
.grid-play-btn svg { width: 22px; height: 22px; fill: var(--branco); margin-left: 3px; }
.grid-play-btn:hover { transform: scale(1.1); }

/* Botão fechar grid */
.grid-card.playing::after {
  content: '✕';
  position: absolute; top: .6rem; right: .6rem; z-index: 10;
  font-size: .75rem; color: var(--branco);
  background: rgba(36,36,36,.75);
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}

/* ── Clientes — logos com link ── */
#clientes {
  border-top: 1px solid var(--borda);
  border-bottom: 1px solid var(--borda);
  background: var(--cinza);
}

.logos-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0; padding: 0 2.5rem 4rem;
}

.logo-item {
  display: flex; align-items: center; justify-content: center;
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--borda);
  border-bottom: 1px solid var(--borda);
  text-decoration: none;
  transition: background .2s;
}
.logo-item:hover { background: rgba(187,23,50,.08); }
.logo-item:nth-child(4n) { border-right: none; }
/* últimas 3 da linha final (11 itens = 2 linhas completas + 3) */
.logo-item:nth-last-child(-n+3) { border-bottom: none; }

.logo-item img {
  max-width: 130px; max-height: 52px; object-fit: contain;
  opacity: .55; transition: opacity .25s;
}
.logo-item:hover img { opacity: 1; }

/* ── Sobre — divisor de seção ── */
.sobre-divisor {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 7rem 2rem;
  background: var(--vermelho);
  position: relative;
  overflow: hidden;
}

.sobre-divisor::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,.18) 0%, transparent 60%);
}

.sobre-divisor p {
  position: relative;
  font-size: clamp(1.4rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--branco);
  line-height: 1.3;
  max-width: 800px;
  letter-spacing: .01em;
}

/* Carousel e números — ocultos */
.sobre-carousel-wrap,
.sobre-nums-row { display: none; }

.sobre-intro { max-width: 640px; line-height: 1.8; color: rgba(240,240,240,.7); }

.sobre-carousel-wrap {
  position: relative;
  margin-top: 3rem;
  overflow: hidden;
}

.sobre-carousel {
  display: flex;
  transition: transform .55s cubic-bezier(.4,0,.2,1);
}

.sobre-slide {
  min-width: 100%;
  height: 70vh;
  position: relative;
  background-size: cover;
  background-position: center;
  background-color: #1a1a1a;
  display: flex; align-items: flex-end;
  flex-shrink: 0;
}

.sobre-slide-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(36,36,36,.97) 0%, rgba(36,36,36,.4) 55%, rgba(36,36,36,.1) 100%);
}

.sobre-slide-content {
  position: relative; z-index: 1;
  padding: 3.5rem 3rem;
  display: flex; flex-direction: column; gap: 1rem;
  max-width: 640px;
}

.sobre-slide-content h3 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--branco);
}

.sobre-slide-content p {
  font-size: .95rem; color: rgba(240,240,240,.72); line-height: 1.8;
}

.sobre-block-nums {
  list-style: none; display: flex; gap: 2.5rem;
  margin-top: .5rem; padding-top: 1.2rem;
  border-top: 1px solid rgba(255,255,255,.12);
}
.sobre-block-nums li { display: flex; flex-direction: column; }
.sobre-block-nums strong {
  font-size: 1.8rem; font-weight: 700; color: var(--vermelho); line-height: 1;
}
.sobre-block-nums span {
  font-size: .7rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted); margin-top: .2rem;
}

/* Botões prev/next */
.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(36,36,36,.6); border: 1px solid var(--borda);
  color: var(--branco); width: 48px; height: 48px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 10;
  transition: background .2s, opacity .2s;
  backdrop-filter: blur(6px);
}
.carousel-btn:hover { background: var(--vermelho); border-color: var(--vermelho); }
.carousel-btn svg { width: 22px; height: 22px; }
.carousel-prev { left: 1.5rem; }
.carousel-next { right: 1.5rem; }

/* Dots */
.carousel-dots {
  position: absolute; bottom: 1.5rem; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: .6rem; z-index: 10;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(240,240,240,.35); border: none; cursor: pointer;
  transition: background .25s, transform .25s;
  padding: 0;
}
.dot.active { background: var(--vermelho); transform: scale(1.2); }

/* Números gerais */
.sobre-nums-row {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0; background: var(--borda);
  border-top: 1px solid var(--borda);
}
.sobre-num {
  background: var(--preto); padding: 2.5rem;
  display: flex; flex-direction: column; gap: .3rem;
  border-right: 1px solid var(--borda);
}
.sobre-num:last-child { border-right: none; }
.sobre-num strong {
  font-size: 2.2rem; font-weight: 900; color: var(--vermelho); line-height: 1;
}
.sobre-num span {
  font-size: .72rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--muted);
}

/* ── Cases — oculto ── */
#cases { display: none; }

.cases-list { list-style: none; }
.cases-list li { border-bottom: 1px solid var(--borda); }
.cases-list li:first-child { border-top: 1px solid var(--borda); }
.cases-list a {
  display: flex; align-items: center; gap: 2rem; padding: 1.8rem 0;
  text-decoration: none; color: var(--branco); transition: color .2s;
}
.cases-list a:hover { color: var(--vermelho); }
.cases-list a:hover .case-arrow { stroke: var(--vermelho); }
.case-num { font-size: .72rem; letter-spacing: .14em; color: var(--muted); width: 28px; flex-shrink: 0; }
.case-body { flex: 1; display: flex; flex-direction: column; gap: .2rem; }
.case-client { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--vermelho); }
.case-label { font-size: 1rem; }
.case-arrow { flex-shrink: 0; stroke: var(--muted); transition: stroke .2s; }

/* ── Contato ── */
#contato { background: var(--cinza); border-top: 1px solid var(--borda); padding-bottom: 5rem; }
.contato-inner { max-width: 680px; margin: 0 auto; padding: 0 2.5rem; }

form { display: flex; flex-direction: column; gap: 1rem; margin-top: .5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

form input, form textarea {
  background: #2a2a2a; border: 1px solid var(--borda);
  color: var(--branco); padding: .85rem 1rem; border-radius: 2px;
  font-size: .95rem; font-family: var(--fonte); outline: none; width: 100%;
  transition: border-color .2s;
}
form input:focus, form textarea:focus { border-color: var(--vermelho); }
form input::placeholder, form textarea::placeholder { color: var(--muted); }

form button {
  align-self: flex-start; background: var(--vermelho); color: var(--branco);
  border: none; padding: .85rem 2rem; border-radius: 2px;
  font-size: .9rem; font-weight: 700; letter-spacing: .06em;
  cursor: pointer; transition: opacity .2s;
}
form button:hover { opacity: .85; }

/* ── Footer ── */
footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.8rem 2.5rem; border-top: 1px solid var(--borda);
  font-size: .78rem; color: var(--muted);
}
.footer-logo { font-weight: 900; font-size: .95rem; letter-spacing: .14em; color: var(--branco); }
.footer-logo em { color: var(--vermelho); font-style: normal; }

/* ── Modal YouTube ── */
.yt-modal {
  display: none; position: fixed; inset: 0;
  z-index: 2000; align-items: center; justify-content: center;
}
.yt-modal.open { display: flex; }

.yt-modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(10,10,10,.88); backdrop-filter: blur(8px); cursor: pointer;
}
.yt-modal-box {
  position: relative; z-index: 1;
  width: min(90vw, 1100px); animation: modal-in .25s ease;
}
@keyframes modal-in {
  from { opacity: 0; transform: scale(.96); }
  to   { opacity: 1; transform: scale(1); }
}
.yt-modal-player {
  position: relative; padding-bottom: 56.25%; height: 0;
  background: #000; border-radius: 3px; overflow: hidden;
}
.yt-modal-player iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: none; }
.yt-modal-close {
  position: absolute; top: -44px; right: 0;
  background: none; border: none; color: var(--branco);
  cursor: pointer; opacity: .7; transition: opacity .2s; padding: 4px;
}
.yt-modal-close:hover { opacity: 1; }
.yt-modal-close svg { width: 28px; height: 28px; }

/* Estado de erro dentro do modal */
.yt-error {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1.5rem;
  background: #0a0a0a;
  color: rgba(240,240,240,.6);
  font-size: .95rem; text-align: center; padding: 2rem;
}
.yt-error-btn {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--vermelho); color: var(--branco);
  text-decoration: none; padding: .75rem 1.5rem;
  border-radius: 3px; font-weight: 700; font-size: .9rem;
  transition: opacity .2s;
}
.yt-error-btn:hover { opacity: .85; }

/* ── Mobile ── */
@media (max-width: 900px) {
  .sobre-nums-row { grid-template-columns: 1fr 1fr; }
  .sobre-num { border-bottom: 1px solid var(--borda); }
  .sobre-num:nth-child(even) { border-right: none; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: rgba(36,36,36,.97); flex-direction: column;
    gap: 2rem; padding: 2.5rem 0;
    transform: translateY(-110%); transition: transform .35s;
    border-bottom: 1px solid var(--borda);
  }
  .nav-links.open { transform: translateY(0); }

  .projects-grid { grid-template-columns: 1fr 1fr; }
  .logos-grid    { grid-template-columns: 1fr 1fr; }
  .form-row      { grid-template-columns: 1fr; }
  .card-info     { padding: 3rem 1.5rem 2rem; }
  .sobre-slide   { height: 80vh; }
  .sobre-slide-content { padding: 2.5rem 1.5rem; }
  footer { flex-direction: column; gap: .5rem; text-align: center; }
}

@media (max-width: 480px) {
  .projects-grid { grid-template-columns: 1fr; }
  .logos-grid    { grid-template-columns: 1fr 1fr; }
}

/* ── Paralaxe entre seções ── */
.parallax-section {
  position: relative;
  will-change: transform;
}

/* Cada seção entra com fade + leve translação ao aparecer no viewport */
.parallax-section {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .7s ease, transform .7s ease;
}

.parallax-section.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Hero já aparece imediatamente */
#hero.parallax-section {
  opacity: 1;
  transform: none;
  transition: none;
}