/* Editorial Layout & Component Styles
 * Mariana Araujo | Arquitetura + Interiores
 * Combina o rigor minimalista claro (Bernardes) com capítulos cinematográficos escuros (MK27) e acento #9E1D22.
 */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
  line-height: 1.6;
  font-weight: 300;
  overflow-x: hidden;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  background: transparent;
  border: none;
}

button {
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--space-gutter);
  padding-right: var(--space-gutter);
}

/* Cabeçalho Fixo Minimalista */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast), border-color var(--transition-fast), padding var(--transition-fast);
}

[data-theme='mk27-dark'] .site-header {
  background-color: rgba(0, 0, 0, 0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 1.5rem;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-monogram {
  height: 30px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.brand-sub {
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.76rem;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  padding: 0.3rem 0;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  width: 100%;
}

.header-utilities {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.util-btn {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--color-border);
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.util-btn:hover,
.util-btn.active {
  background-color: var(--color-invert-bg);
  color: var(--color-invert-text);
  border-color: var(--color-invert-bg);
}

.menu-toggle {
  display: none;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--color-border);
}

/* Herói Full-Viewport (Bernardes + MK27) */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  background-color: #000000;
  color: #ffffff;
  overflow: hidden;
  padding-top: 76px;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-backdrop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.6s ease;
}

.hero-Backdrop-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.35) 0%,
    rgba(0, 0, 0, 0.18) 45%,
    rgba(0, 0, 0, 0.78) 100%
  );
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
  padding-top: 4rem;
  padding-bottom: clamp(3rem, 6vh, 5rem);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2rem;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: var(--text-hero);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.08;
  margin-bottom: 1rem;
  max-width: 18ch;
}

.hero-meta {
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn-primary,
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.9rem 1.6rem;
  transition: all var(--transition-fast);
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
  border: 1px solid var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn-outline {
  border: 1px solid rgba(255, 255, 255, 0.65);
  color: #ffffff;
}

.btn-outline:hover {
  background-color: #ffffff;
  color: #000000;
  border-color: #ffffff;
}

.hero-slide-controls {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hero-Ctrl-btn {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.hero-Ctrl-btn:hover {
  background-color: #ffffff;
  color: #000000;
  border-color: #ffffff;
}

.hero-counter {
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  padding: 0 0.5rem;
}

/* Seções Gerais */
.section {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
}

.section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 3rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.6rem;
}

.section-title {
  font-size: var(--text-xl);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

/* Manifesto Cinematográfico (Estilo Portfólio Mariana + MK27) */
.manifesto-band {
  position: relative;
  overflow: hidden;
}

.manifesto-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 900px) {
  .manifesto-grid {
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
  }
}

.epigraph-box {
  border-left: 2px solid var(--color-accent);
  padding-left: 1.5rem;
}

.epigraph-quote {
  font-size: clamp(1.35rem, 2vw, 2rem);
  font-weight: 300;
  letter-spacing: 0.02em;
  margin-bottom: 0.5rem;
}

.epigraph-author {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.manifesto-paragraphs p + p {
  margin-top: 1.2rem;
}

/* Portfólio & Projeto Único Destaque (Villa Jitituba) */
.project-showcase-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.project-code {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  line-height: 1;
  color: var(--color-accent);
  letter-spacing: -0.03em;
}

/* Slider Panorâmico Principal + Trilho de Miniaturas (Estilo MK27) */
.stage-viewer {
  position: relative;
  background-color: #0b0b0b;
  aspect-ratio: 16 / 9;
  width: 100%;
  overflow: hidden;
  margin-bottom: 0.85rem;
}

.stage-viewer img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background-color: #080808;
  cursor: zoom-in;
}

.stage-caption-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1rem;
  font-size: var(--text-sm);
}

.stage-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.stage-btn {
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--color-border);
  font-size: 0.74rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: all var(--transition-fast);
}

.stage-btn:hover,
.stage-btn.active {
  background-color: var(--color-invert-bg);
  color: var(--color-invert-text);
  border-color: var(--color-invert-bg);
}

.gallery-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.thumb-rail {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(92px, 1fr));
  gap: 0.5rem;
  margin-bottom: 3rem;
}

.thumb-item {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 2px solid transparent;
  opacity: 0.55;
  transition: opacity var(--transition-fast), border-color var(--transition-fast), filter var(--transition-fast);
  filter: grayscale(100%);
}

.thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumb-item:hover,
.thumb-item.active {
  opacity: 1;
  filter: grayscale(0%);
}

.thumb-item.active {
  border-color: var(--color-accent);
}

/* Memorial + Ficha Técnica (Bernardes + MK27) */
.project-details-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-top: 2rem;
}

@media (min-width: 960px) {
  .project-details-grid {
    grid-template-columns: 7fr 5fr;
    gap: 4.5rem;
  }
}

.essay-block p + p {
  margin-top: 1.25rem;
}

.spec-sheet-box {
  background-color: var(--color-surface);
  border-top: 2px solid var(--color-accent);
  padding: 2rem;
}

.spec-sheet-title {
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.spec-list {
  list-style: none;
  border-top: 1px solid var(--color-border);
}

.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
}

.spec-key {
  color: var(--color-text-muted);
  text-transform: lowercase;
}

.spec-key::after {
  content: ' >';
  color: var(--color-accent);
}

.spec-val {
  font-weight: 400;
  text-align: right;
}

.spec-actions {
  margin-top: 1.5rem;
}

/* Seção Sobre / Escritório (Fotos + Bio Editorial + Especialidades) */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

@media (min-width: 960px) {
  .about-grid {
    grid-template-columns: 5fr 7fr;
    gap: 4.5rem;
  }
}

.portraits-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.portrait-card {
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.portrait-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portrait-card:hover img {
  transform: scale(1.03);
}

.bio-headline {
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: 1.45;
  margin-bottom: 1.5rem;
}

.bio-paragraphs p + p {
  margin-top: 1.1rem;
}

.specialties-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .specialties-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.specialty-card {
  padding: 1.25rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.specialty-title {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 0.65rem;
  color: var(--color-accent);
}

/* Contato Segmentado + Formulário de Briefing */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
}

@media (min-width: 960px) {
  .contact-grid {
    grid-template-columns: 5fr 7fr;
    gap: 4.5rem;
  }
}

.channels-list {
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.channel-topic-item {
  padding-bottom: 1.1rem;
  margin-bottom: 1.1rem;
  border-bottom: 1px solid var(--color-border);
}

.channel-topic-item:last-of-type {
  margin-bottom: 1.4rem;
}

.channel-title {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 0.3rem;
}

.channel-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.channel-unified-footer {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.channel-unified-label {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.channel-email {
  font-size: var(--text-base);
  color: var(--color-accent);
  font-weight: 500;
  word-break: break-all;
}

.direct-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.briefing-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  background-color: var(--color-surface);
  padding: clamp(1.5rem, 3vw, 2.75rem);
  border-top: 2px solid var(--color-accent);
}

@media (min-width: 640px) {
  .form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field-group label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.field-group input,
.field-group select,
.field-group textarea {
  width: 100%;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: border-color var(--transition-fast);
}

.field-group input:focus,
.field-group select:focus,
.field-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.consent-row input {
  margin-top: 0.25rem;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  padding-top: 0.5rem;
}

.btn-dark {
  background-color: var(--color-invert-bg);
  color: var(--color-invert-text);
  border: 1px solid var(--color-invert-bg);
  padding: 0.9rem 1.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: opacity var(--transition-fast);
}

.btn-dark:hover {
  opacity: 0.86;
}

.form-feedback {
  font-size: var(--text-sm);
  padding: 0.75rem 1rem;
  display: none;
}

.form-feedback.visible {
  display: block;
}

.form-feedback.error {
  border-left: 3px solid var(--color-accent);
  background-color: rgba(158, 29, 34, 0.08);
}

.form-feedback.success {
  border-left: 3px solid #2e7d32;
  background-color: rgba(46, 125, 50, 0.1);
}

.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

/* Lightbox Modal */
.lightbox-backdrop {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background-color: rgba(0, 0, 0, 0.96);
  color: #ffffff;
  display: none;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.25rem var(--space-gutter) calc(4.25rem + env(safe-area-inset-bottom, 0px));
}

.lightbox-backdrop.open {
  display: flex;
}

.lightbox-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.lightbox-bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
}

.lightbox-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0.75rem 0;
}

.lightbox-stage img {
  max-height: 72vh;
  max-width: 92vw;
  object-fit: contain;
}

/* Rodapé */
.site-footer {
  background-color: #000000;
  color: #ffffff;
  padding: 3.5rem 0;
  border-top: 1px solid #222222;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.footer-seal {
  height: 84px;
  width: auto;
}

.footer-meta {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #a0a0a0;
}

/* Responsividade Mobile */
@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem var(--space-gutter);
    gap: 1.1rem;
    display: none;
  }

  .nav-links.open {
    display: flex;
  }

  .hero-content {
    grid-template-columns: 1fr;
  }
}