/* BUTTONS */
.btn-primary, .btn-secondary, .btn-primary-massive {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  text-transform: uppercase;
  font-weight: 700;
  transition: transform 0.3s var(--spring), background 0.3s, color 0.3s;
  cursor: pointer;
  will-change: transform;
}

.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.btn-primary-massive:focus-visible,
.btn-text:focus-visible,
.floating-whatsapp:focus-visible,
.project-item:focus-visible {
  outline: 2px solid var(--text-primary);
  outline-offset: 4px;
}

.btn-primary {
  padding: 0.75rem 1.5rem;
  background: var(--text-primary);
  color: var(--bg-color);
  font-size: 0.875rem;
  border: 1px solid var(--text-primary);
}
.btn-primary:active { transform: scale(0.98); }
.btn-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--text-primary); /* was black, now accent is grey, let's make it look solid */
}

.btn-secondary {
  padding: 1rem 2rem;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--text-subtle);
}
.btn-secondary:hover {
  border-color: var(--text-primary);
  background: var(--text-primary);
  color: var(--bg-color);
}

.btn-primary-massive {
  padding: 1.5rem 2rem;
  background: var(--text-primary);
  color: var(--bg-color);
  font-size: 1.25rem;
  border: none;
  width: 100%;
  justify-content: center;
}

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
  transition: border-color 0.2s, color 0.2s;
}
.btn-text:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* HERO SECTION */
.hero-section {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  padding: 4vw;
  padding-bottom: 8vw;
  overflow: hidden;
}

.hero-bg-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-bg-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) brightness(0.6);
}
.hero-bg-media video {
  width: 100vw;
  height: 100vh;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.8) 70%, rgba(0,0,0,1) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  border: 1px solid var(--text-primary);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-transform: uppercase;
}

.hero-massive-text {
  font-size: clamp(4rem, 11vw, 13rem);
  font-weight: 900;
  line-height: 0.85;
  letter-spacing: -0.04em;
  margin: 0;
}
.hero-medium-text {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
}

.hero-bottom-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 4rem;
  margin-top: 2rem;
  padding-top: 1rem;
}

/* QUEM SOMOS / ABOUT STICKY GRID */
.about-sticky-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  background-color: #ffffff;
  color: #1a1a1a;
}
.about-text-column {
  padding: 15vw 4vw 20vw 4vw;
  display: flex;
  flex-direction: column;
}
/* Acessibilidade: Ajuste de contraste na seção clara */
.about-sticky-grid .text-subtle,
.about-text-column .text-subtle {
  color: #444444 !important;
}
.about-image-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.about-image-sticky img {
  width: 100%;
  height: 33.333vh;
  object-fit: cover;
}

/* VSRL SERVICES */
.vsrl-services-section {
  padding: 4vw 0;
}
.px-4vw { padding-left: 4vw; padding-right: 4vw; }
.py-12 { padding-top: 6rem; padding-bottom: 6rem; }

.vsrl-services-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  padding: 4vw;
}
.vsrl-service-item {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 3rem 2rem;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  transition: transform 0.3s cubic-bezier(0.19, 1, 0.22, 1), border-color 0.3s, background 0.3s;
}
.vsrl-service-item:hover {
  transform: translateY(-8px);
  border-color: var(--text-primary);
  background: rgba(255,255,255,0.02);
}
.vsrl-number {
  font-weight: 900;
  font-size: 1rem;
  color: var(--text-subtle);
  font-family: monospace;
}
.vsrl-title {
  font-size: 1.75rem;
  font-weight: 900;
  line-height: 1.1;
  text-transform: uppercase;
}
.vsrl-desc {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-subtle);
}

/* PORTFOLIO & FILTERS */
.portfolio-section {
  padding: 8vw 4vw;
}
.section-intro {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1rem;
}
.mobile-filter-toggle {
  display: none;
}
.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}
.filter-btn {
  background: transparent;
  color: var(--text-subtle);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1.5rem;
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.3s var(--spring), color 0.3s var(--spring), background-color 0.3s var(--spring);
}
.filter-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}
.filter-btn:focus-visible,
.mobile-filter-toggle:focus-visible {
  outline: 2px solid var(--text-primary);
  outline-offset: 4px;
}
.filter-btn.active {
  background: var(--text-primary);
  color: var(--bg-color);
  border-color: var(--text-primary);
}

.editorial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--border-color); 
  border: 2px solid var(--border-color);
}

.project-item {
  background: var(--bg-color);
  display: block;
  text-decoration: none;
  color: var(--text-primary);
  position: relative;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.project-item.hidden {
  display: none;
}

.project-img-wrapper {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.project-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.5s var(--spring), transform 0.5s var(--spring);
}
@media (hover: hover) and (pointer: fine) {
  .project-item:hover .project-img-wrapper img {
    filter: grayscale(0%);
    transform: scale(1.03);
  }
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}
.project-overlay h3 { font-size: 2.5rem; font-weight: 900; text-transform: uppercase; letter-spacing: -0.02em; }
.project-overlay span { font-size: 1rem; font-weight: 500; color: #ccc; text-transform: uppercase; letter-spacing: 0.1em; margin-top: 0.5rem; }
@media (hover: hover) and (pointer: fine) {
  .project-item:hover .project-overlay { opacity: 1; }
}

.play-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 900;
  font-size: 1.5rem;
  background: var(--text-primary);
  color: var(--bg-color);
  padding: 1rem 2rem;
}

.project-meta {
  padding: 2rem 0;
}
.project-meta h3 {
  font-size: 1.5rem;
  font-weight: 700;
}

/* MARQUEE */
.brutalist-marquee {
  background: var(--text-primary);
  color: var(--bg-color);
  padding: 1.5rem 0;
  overflow: hidden;
  display: flex;
  white-space: nowrap;
}
.clients-section {
  padding: 4rem 0;
  overflow: hidden;
}
.clients-section .brutalist-marquee-wrapper {
  display: flex;
  width: 100%;
  overflow: hidden;
  white-space: nowrap;
}
.clients-section .marquee-track {
  display: flex;
  gap: 5rem;
  padding-right: 5rem;
  align-items: center;
  flex-shrink: 0;
  min-width: 100%;
  justify-content: space-around;
  animation: marquee-fast 20s linear infinite;
}
.clients-section img {
  height: clamp(1.5rem, 4vw, 2.5rem);
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) brightness(0.5);
  transition: filter 0.3s;
}
.clients-section img:hover { filter: grayscale(100%) brightness(1); }

@keyframes marquee-fast {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}

.about-image-stack {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.about-img-item {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.5s cubic-bezier(0.19, 1, 0.22, 1);
}
.about-img-item:hover { filter: grayscale(0%); }

.floating-whatsapp {
  position: fixed;
  bottom: 2rem;
  right: 2vw;
  background-color: var(--bg-color);
  color: var(--text-primary);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  z-index: 1000;
  box-shadow: 0 8px 24px rgba(0,0,0,0.6);
  border: 1px solid var(--border-color);
  transition: transform 0.3s cubic-bezier(0.19, 1, 0.22, 1), background 0.3s, color 0.3s;
  text-decoration: none;
}
.floating-whatsapp:hover {
  transform: scale(1.1);
  background-color: var(--text-primary);
  color: var(--bg-color);
}

body.menu-open .floating-whatsapp {
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
}

/* CONTACT */
.contact-section {
  padding: 8vw 4vw;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8vw;
}
.brutalist-form {
  border-top: 2px solid var(--border-color);
}
.input-group {
  display: flex;
  flex-direction: column;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-color);
}
.input-group label {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--text-subtle);
  margin-bottom: 1rem;
}
.input-group input, .input-group select, .input-group textarea {
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  font-family: inherit;
  font-weight: 400;
}
.input-group input:focus-visible, .input-group select:focus-visible, .input-group textarea:focus-visible {
  outline: 2px solid var(--text-primary);
  outline-offset: 4px;
}
.input-group select option {
  background: var(--bg-color);
}

/* Video specifics */
.fade-in-video {
    opacity: 0;
    animation: fadeInVideo 2.5s ease-in-out forwards;
}

@keyframes fadeInVideo {
    from { opacity: 0; }
    to { opacity: 1; }
}

.brand-logo-img {
  height: 60px;
  width: auto;
}
.brand-logo-img-footer {
  height: 40px;
  width: auto;
  mix-blend-mode: screen;
}
.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    opacity: 0;
    animation: fadeInVideo 2s ease-in forwards 2s;
}

.chevron-sequence {
  display: flex;
  flex-direction: column;
  margin-top: -5px;
}
.chevron-sequence i {
  line-height: 0.5;
  opacity: 0;
  font-size: 1.5rem;
  animation: chevronFade 2s infinite;
}
.chevron-sequence i:nth-child(1) { animation-delay: 0s; }
.chevron-sequence i:nth-child(2) { animation-delay: 0.2s; }
.chevron-sequence i:nth-child(3) { animation-delay: 0.4s; }

@keyframes chevronFade {
  0% { opacity: 0; transform: translateY(-3px); }
  50% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(3px); }
}

.project-img-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.19, 1, 0.22, 1);
}

.project-item:hover .project-img-wrapper video {
    transform: scale(1.05);
}

/* ========================================= */
/* SINGLE PROJECT / ARCHIVE TEMPLATES        */
/* ========================================= */
.single-hero {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background-color: var(--bg-color);
}
.single-hero video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.single-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  padding: 4vw;
  border-bottom: 1px solid var(--border-color);
}
.meta-item h4 {
  font-size: 0.8rem;
  color: var(--text-subtle);
  margin-bottom: 0.5rem;
  letter-spacing: 2px;
}
.meta-item p {
  font-size: 1.2rem;
  font-weight: 500;
  text-transform: uppercase;
}
.single-description {
  padding: 8vw 4vw;
  max-width: 900px;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  line-height: 1.5;
  color: var(--text-subtle);
  margin: 0 auto;
  text-align: center;
}
.single-stills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1vw;
  padding: 0 4vw 8vw 4vw;
}
@media (max-width: 768px) {
  .single-stills-grid { 
      display: flex; 
      flex-direction: column; 
      padding: 0; 
      margin-bottom: 10vh; 
  }
  .single-stills-grid img { 
      width: 100%; 
      height: auto; 
      display: block; 
      margin-bottom: 0; 
  }
  .next-project-banner { 
      padding: 10vh 5%; 
      clear: both; 
      position: relative; 
      z-index: 10; 
  }
}
.single-stills-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.single-stills-grid img:hover {
  transform: scale(0.98);
}
.next-project-banner {
  padding: 8vw 4vw;
  text-align: center;
  border-top: 1px solid var(--border-color);
  display: block;
  text-decoration: none;
  transition: background 0.5s;
}
.next-project-banner:hover { background: #111; }
.next-project-banner p { margin-bottom: 2vw; }
.next-project-title {
  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: 900;
  line-height: 1.05;
  color: transparent;
  -webkit-text-stroke: 1px var(--text-primary);
  text-transform: uppercase;
  transition: color 0.5s, transform 0.5s;
  cursor: none;
}
.next-project-banner:hover .next-project-title {
  color: var(--text-primary);
  transform: translateY(-10px);
}

/* ABOUT PAGE (QUEM SOMOS)
   ======================================= */
.page-sobre {
    padding-top: var(--header-height);
    background-color: var(--bg-color);
}
.sobre-hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    padding: 15vh 8vw 10vh;
}
.sobre-title {
    font-size: clamp(3rem, 7vw, 7rem);
    line-height: 0.9;
    letter-spacing: -0.04em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}
.sobre-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-top: 2rem;
    max-width: 600px;
}
.sobre-manifesto {
    padding: 5vh 8vw 10vh;
}
.manifesto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: flex-start;
}
.manifesto-heading {
    font-size: clamp(2rem, 5vw, 4rem);
    line-height: 0.9;
    letter-spacing: -0.02em;
    position: sticky;
    top: calc(var(--header-height) + 2rem);
}
.manifesto-text {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    line-height: 1.4;
    color: var(--text-color);
}
.manifesto-emphasis {
    font-weight: 600;
    color: #fff;
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
}
/* HYBRID STATS + PHOTOS SECTION */
.sobre-stats-photos {
    padding: 10vh 8vw;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6vw;
    align-items: center;
}

.stats-side {
    text-align: left;
    padding: 0;
}

.stats-side .stats-number {
    font-size: clamp(4rem, 10vw, 8rem);
    line-height: 0.8;
    letter-spacing: -0.05em;
    margin-bottom: 1rem;
}

.stats-side .stats-label {
    letter-spacing: 0.2em;
    color: var(--text-subtle);
    font-size: clamp(0.9rem, 1.5vw, 1.2rem);
    margin-bottom: 2.5rem;
}

.stats-side .stats-description {
    max-width: 600px;
    font-size: clamp(1rem, 2vw, 1.3rem);
    line-height: 1.5;
    color: #a0a0a0;
}

.photos-side {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.photos-side .hq-img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.6s ease, transform 0.6s ease;
}

.photos-side .photo-main {
    grid-column: 1 / -1;
}

@media (pointer: fine) {
    .photos-side .hq-img:hover {
        filter: grayscale(0%);
        transform: scale(1.02);
        z-index: 2;
        position: relative;
    }
}

/* CLIENTES ORBIT */
.sobre-clientes {
    padding: 15vh 8vw 20vh;
}

.clientes-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.clientes-list {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5vw 5vw;
    justify-content: center;
}

.cliente-item {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    color: var(--text-color);
    border-bottom: 1px solid transparent;
    transition: color 0.3s ease, border-bottom-color 0.3s ease;
}

@media (pointer: fine) {
    .cliente-item:hover {
        color: #fff;
        border-bottom-color: var(--text-subtle);
    }
}

@media (max-width: 900px) {
    .sobre-stats-photos {
        grid-template-columns: 1fr;
        gap: 8vw;
    }
    .clientes-list {
        gap: 1.5rem 3rem;
    }
}

@media (max-width: 768px) {
    .manifesto-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .manifesto-heading {
        position: relative;
        top: 0;
    }
    .clientes-list {
        flex-direction: row;
        justify-content: center;
        gap: 4vw 6vw;
    }
    .cliente-item {
        font-size: clamp(1.2rem, 4vw, 1.8rem);
    }
}