/* ==========================================================================
   GIORDANO VITTORAZZI ARQUITETURA - DESIGN SYSTEM & STYLESHEET
   Estilo: Luxo Contemporâneo, Minimalista, Biofílico & Focado em Conversão
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS VARIABLES & THEME SETUP
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette */
  --bg-primary: #0F1012;
  --bg-secondary: #17181C;
  --bg-tertiary: #1E2026;
  --bg-card: rgba(28, 30, 37, 0.7);
  --bg-glass: rgba(23, 24, 28, 0.75);
  
  --text-main: #F4F3F0;
  --text-muted: #A3A6AD;
  --text-light: #7E828C;
  --text-dark: #121316;
  
  /* Brand Accents */
  --color-gold: #C5A880;
  --color-gold-hover: #D8BD98;
  --color-gold-light: #EBE0D2;
  --color-gold-glow: rgba(197, 168, 128, 0.25);
  
  --color-bronze: #8C6D46;
  --color-surface-light: #F7F6F2;
  --color-surface-card: #FFFFFF;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-gold: rgba(197, 168, 128, 0.3);
  
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #20BA57;
  
  /* Typography */
  --font-serif: 'Cinzel', 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Transitions & Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 8px 30px rgba(197, 168, 128, 0.2);
  
  --container-max: 1280px;
  --header-height: 84px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* --------------------------------------------------------------------------
   3. TYPOGRAPHY UTILITIES
   -------------------------------------------------------------------------- */
.font-serif {
  font-family: var(--font-serif);
}

.text-gold {
  color: var(--color-gold);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  background: rgba(197, 168, 128, 0.1);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-gold);
  margin-bottom: 1.25rem;
}

.section-tag::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-gold);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 500;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 1.25rem;
}

.section-subtitle {
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  color: var(--text-muted);
  max-width: 640px;
  line-height: 1.7;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header.text-center {
  text-align: center;
}

.section-header.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   4. BUTTONS & INTERACTIVE ELEMENTS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.9rem 1.8rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  text-align: center;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-bronze) 100%);
  color: #121316;
  font-weight: 700;
  box-shadow: var(--shadow-gold);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-gold-hover) 0%, var(--color-gold) 100%);
  box-shadow: 0 10px 35px rgba(197, 168, 128, 0.4);
  transform: translateY(-2px);
  color: #0B0C0E;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-gold);
  color: var(--color-gold-light);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25D366;
  color: #FFFFFF;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #20BA57;
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.45);
  transform: translateY(-2px);
  color: #FFFFFF;
}

.btn-outline-gold {
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  background: transparent;
}

.btn-outline-gold:hover {
  background: var(--color-gold);
  color: #121316;
}

/* --------------------------------------------------------------------------
   5. TOP ANNOUNCEMENT BAR & NAVBAR
   -------------------------------------------------------------------------- */
.top-bar {
  background: #08090A;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 0.5rem 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.top-bar-item svg {
  color: var(--color-gold);
}

.navbar {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(15, 16, 18, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(15, 16, 18, 0.96);
  height: 74px;
  box-shadow: var(--shadow-md);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
}

.brand-logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  transition: transform var(--transition-fast), filter var(--transition-fast);
}

.brand-logo:hover img {
  filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(197, 168, 128, 0.45));
  transform: scale(1.02);
}

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

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 0.5rem 0;
  transition: var(--transition-fast);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-gold);
  transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  padding: 0;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--text-main);
  border-radius: 2px;
  transition: var(--transition-normal);
}

/* --------------------------------------------------------------------------
   6. HERO SECTION
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  padding: 5rem 0 6rem;
  overflow: hidden;
  background: radial-gradient(circle at 80% 20%, rgba(197, 168, 128, 0.08) 0%, transparent 60%),
              radial-gradient(circle at 10% 70%, rgba(30, 32, 38, 0.6) 0%, transparent 50%),
              var(--bg-primary);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 4rem;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 4.2vw, 3.8rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.hero-title em {
  font-style: italic;
  color: var(--color-gold);
  font-weight: 400;
}

.hero-description {
  font-size: clamp(1.05rem, 1.3vw, 1.2rem);
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.hero-trust-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.trust-item {
  display: flex;
  flex-direction: column;
}

.trust-number {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 600;
  color: var(--color-gold);
  line-height: 1.1;
  margin-bottom: 0.25rem;
}

.trust-label {
  font-size: 0.8rem;
  color: var(--text-light);
  line-height: 1.4;
}

/* Hero Media Display */
.hero-visual {
  position: relative;
  z-index: 2;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  aspect-ratio: 4/5;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1.03);
}

.hero-overlay-card {
  position: absolute;
  padding: 1.25rem 1.5rem;
  background: var(--bg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  z-index: 3;
}

.card-top-right {
  top: 10%;
  right: -5%;
  max-width: 220px;
  animation: floatSlow 6s ease-in-out infinite;
}

.card-bottom-left {
  bottom: 8%;
  left: -8%;
  max-width: 260px;
  animation: floatSlow 6s ease-in-out 3s infinite;
}

.floating-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(197, 168, 128, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  margin-bottom: 0.75rem;
}

.floating-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.floating-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}

@keyframes floatSlow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* --------------------------------------------------------------------------
   7. VALUE PILLARS & THE DIFFERENTIATOR SECTION
   -------------------------------------------------------------------------- */
.section-difference {
  padding: 6rem 0;
  background-color: var(--bg-secondary);
  position: relative;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.diff-card {
  background: var(--bg-tertiary);
  padding: 2.25rem 2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
  position: relative;
}

.diff-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-gold);
  box-shadow: var(--shadow-md);
}

.diff-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: rgba(197, 168, 128, 0.1);
  border: 1px solid var(--color-border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.diff-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.diff-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   8. PERFIL & ABOUT THE ARCHITECT SECTION
   -------------------------------------------------------------------------- */
.section-about {
  padding: 7rem 0;
  position: relative;
  background: radial-gradient(circle at 10% 50%, rgba(197, 168, 128, 0.05) 0%, transparent 50%),
              var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: center;
  gap: 4.5rem;
}

.about-media {
  position: relative;
}

.about-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  aspect-ratio: 4/5;
}

.about-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cau-badge {
  position: absolute;
  bottom: -20px;
  right: 20px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-gold);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.cau-badge-icon {
  color: var(--color-gold);
  font-size: 1.75rem;
}

.cau-badge-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-light);
}

.cau-badge-number {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-gold);
}

.about-content {
  position: relative;
}

.about-lead {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-main);
  margin-bottom: 1.5rem;
}

.about-paragraph {
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.specialties-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin: 2.25rem 0 2.5rem;
}

.spec-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.spec-icon {
  color: var(--color-gold);
  font-size: 1.1rem;
  margin-top: 0.2rem;
}

.spec-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 0.2rem;
}

.spec-desc {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   9. SERVICES / TRATAMENTOS SECTION
   -------------------------------------------------------------------------- */
.section-services {
  padding: 7rem 0;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 2.5rem 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-gold);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
  opacity: 1;
}

.service-number {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.service-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1.75rem;
}

.service-deliverables {
  list-style: none;
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
  margin-bottom: 2rem;
}

.service-deliverables li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 0.6rem;
}

.service-deliverables li svg {
  color: var(--color-gold);
  flex-shrink: 0;
}

.service-card .btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-gold);
  font-size: 0.9rem;
  font-weight: 600;
  transition: gap var(--transition-fast);
}

.service-card .btn-link:hover {
  gap: 0.75rem;
  color: var(--color-gold-hover);
}

/* --------------------------------------------------------------------------
   10. PORTFOLIO / PROJETOS REALIZADOS
   -------------------------------------------------------------------------- */
.section-portfolio {
  padding: 7rem 0;
  background-color: var(--bg-primary);
}

.portfolio-filter {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3.5rem;
}

.filter-btn {
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--bg-tertiary);
  color: var(--text-muted);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--text-main);
  border-color: var(--color-gold);
}

.filter-btn.active {
  background: var(--color-gold);
  color: #121316;
  border-color: var(--color-gold);
  box-shadow: var(--shadow-gold);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 2rem;
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-secondary);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-border-gold);
  box-shadow: var(--shadow-lg);
}

.portfolio-media {
  position: relative;
  aspect-ratio: 16/11;
  overflow: hidden;
}

.portfolio-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.portfolio-card:hover .portfolio-media img {
  transform: scale(1.06);
}

.portfolio-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(15, 16, 18, 0.8);
  backdrop-filter: blur(8px);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  border: 1px solid var(--color-border-gold);
  z-index: 2;
}

.portfolio-details {
  padding: 1.5rem;
  background: var(--bg-secondary);
}

.portfolio-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.portfolio-category {
  font-size: 0.85rem;
  color: var(--text-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.portfolio-action {
  color: var(--color-gold);
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* --------------------------------------------------------------------------
   11. NEUROARQUITETURA & BIOFILIA DEEP-DIVE
   -------------------------------------------------------------------------- */
.section-neuro {
  padding: 7rem 0;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border-top: 1px solid var(--color-border);
}

.neuro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4.5rem;
}

.neuro-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.neuro-box {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.neuro-box:hover {
  border-color: var(--color-border-gold);
  transform: translateY(-4px);
}

.neuro-box-icon {
  color: var(--color-gold);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.neuro-box-title {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.neuro-box-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.neuro-banner-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  position: relative;
  aspect-ratio: 4/3;
}

.neuro-banner-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   12. CLIENT TESTIMONIALS / PROVA SOCIAL
   -------------------------------------------------------------------------- */
.section-testimonials {
  padding: 7rem 0;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--color-border);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-gold);
  box-shadow: var(--shadow-md);
}

.stars {
  display: flex;
  gap: 0.25rem;
  color: #F5A623;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.75;
  font-style: italic;
  margin-bottom: 1.75rem;
  position: relative;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(197, 168, 128, 0.2);
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.author-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
}

.author-project {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* --------------------------------------------------------------------------
   13. THE 4-STEP METHODOLOGY
   -------------------------------------------------------------------------- */
.section-process {
  padding: 7rem 0;
  background-color: var(--bg-primary);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

.process-steps::before {
  content: "";
  position: absolute;
  top: 36px;
  left: 5%;
  right: 5%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-border), var(--color-gold), var(--color-border));
  z-index: 1;
}

.step-card {
  position: relative;
  z-index: 2;
  text-align: center;
}

.step-number {
  width: 72px;
  height: 72px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 2px solid var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gold);
  box-shadow: 0 0 20px rgba(197, 168, 128, 0.2);
  transition: transform var(--transition-fast);
}

.step-card:hover .step-number {
  transform: scale(1.1);
  background: var(--color-gold);
  color: #121316;
}

.step-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   14. INTERACTIVE BRIEFING & PROJECT CALCULATOR (HIGH-CONVERSION)
   -------------------------------------------------------------------------- */
.section-calculator {
  padding: 7rem 0;
  background: radial-gradient(circle at 50% 50%, rgba(197, 168, 128, 0.08) 0%, transparent 70%),
              var(--bg-secondary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.calc-box {
  background: var(--bg-tertiary);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-lg);
  padding: 3.5rem 3rem;
  box-shadow: var(--shadow-lg);
  max-width: 900px;
  margin: 0 auto;
}

.calc-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem;
  margin-top: 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-control {
  background: var(--bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.1rem;
  font-size: 0.95rem;
  color: var(--text-main);
  transition: all var(--transition-fast);
  width: 100%;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.15);
  background: var(--bg-primary);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C5A880' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.2em;
  padding-right: 2.5rem;
}

.calc-submit-box {
  margin-top: 2.5rem;
  text-align: center;
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
}

.calc-disclaimer {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

/* --------------------------------------------------------------------------
   15. FAQ ACCORDION (DÚVIDAS FREQUENTES REAIS)
   -------------------------------------------------------------------------- */
.section-faq {
  padding: 7rem 0;
  background-color: var(--bg-primary);
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-item {
  background: var(--bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item:hover {
  border-color: rgba(197, 168, 128, 0.3);
}

.faq-item.active {
  border-color: var(--color-gold);
  background: var(--bg-tertiary);
}

.faq-question {
  padding: 1.5rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-main);
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-gold);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--color-gold);
  color: #121316;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0, 1, 0, 1), padding 0.3s ease;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
  padding: 0 1.75rem;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.75rem 1.75rem;
  transition: max-height 0.4s cubic-bezier(1, 0, 1, 0), padding 0.3s ease;
}

/* --------------------------------------------------------------------------
   16. FINAL CTA & CONTACT SECTION
   -------------------------------------------------------------------------- */
.section-contact {
  padding: 7rem 0 5rem;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, #0A0B0D 100%);
  position: relative;
  border-top: 1px solid var(--color-border);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4.5rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  margin-top: 2.5rem;
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  background: var(--bg-tertiary);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.contact-info-card:hover {
  border-color: var(--color-border-gold);
  transform: translateX(4px);
}

.info-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(197, 168, 128, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 1.35rem;
  flex-shrink: 0;
}

.info-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-light);
  margin-bottom: 0.25rem;
}

.info-value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
}

/* --------------------------------------------------------------------------
   17. FOOTER
   -------------------------------------------------------------------------- */
.footer {
  background: #060708;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 4rem 0 2rem;
  font-size: 0.88rem;
  color: var(--text-light);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand img {
  height: 40px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.footer-brand p {
  margin-top: 1.25rem;
  line-height: 1.6;
  max-width: 300px;
}

.footer-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a:hover {
  color: var(--color-gold);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.8rem;
}

/* --------------------------------------------------------------------------
   18. FLOATING WIDGETS (WHATSAPP CONVERSION & BACK TO TOP)
   -------------------------------------------------------------------------- */
.floating-whatsapp {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.whatsapp-popup-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: fadeInRight 0.5s ease;
  white-space: nowrap;
}

.whatsapp-agent-status {
  width: 10px;
  height: 10px;
  background-color: var(--color-whatsapp);
  border-radius: 50%;
  position: relative;
}

.whatsapp-agent-status::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  opacity: 0.4;
  animation: pulsePing 2s infinite;
}

.whatsapp-popup-text strong {
  display: block;
  font-size: 0.82rem;
  color: var(--text-main);
}

.whatsapp-popup-text span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.whatsapp-btn-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.85rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-normal);
  position: relative;
}

.whatsapp-btn-circle:hover {
  transform: scale(1.1) translateY(-2px);
  background: #20BA57;
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.55);
}

@keyframes pulsePing {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(2.2); opacity: 0; }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* --------------------------------------------------------------------------
   19. MODAL LIGHTBOX FOR PROJECTS
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(16px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.98);
  transition: all var(--transition-normal);
}

.modal-overlay.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  z-index: 10;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--color-gold);
  color: #121316;
}

.modal-body {
  padding: 2.5rem;
}

.modal-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 2rem;
  max-height: 480px;
}

.modal-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.modal-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

/* --------------------------------------------------------------------------
   20. RESPONSIVE DESIGN (BREAKPOINTS)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid,
  .about-grid,
  .neuro-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }
  
  .hero-visual {
    max-width: 540px;
    margin: 0 auto;
  }
  
  .about-media {
    max-width: 480px;
    margin: 0 auto;
  }
  
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .process-steps::before {
    display: none;
  }
  
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }
  
  .top-bar {
    display: none;
  }
  
  /* Navbar & Mobile Drawer */
  .navbar-container {
    padding: 0 1rem;
  }
  
  .brand-logo img {
    height: 32px;
  }
  
  .menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    cursor: pointer;
    z-index: 1200;
  }
  
  .menu-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--text-main);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
    background-color: var(--color-gold);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
    background-color: var(--color-gold);
  }
  
  .nav-links {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: rgba(12, 13, 16, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    gap: 1.25rem;
    padding: 3rem 1.5rem 2rem;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -10px 0 35px rgba(0, 0, 0, 0.6);
    overflow-y: auto;
  }
  
  .nav-links.active {
    transform: translateX(0);
  }
  
  .nav-link {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-main);
    padding: 0.5rem 0;
  }
  
  .nav-actions .btn-primary {
    display: none;
  }
  
  /* Sections & Spacing */
  .section-difference,
  .section-about,
  .section-services,
  .section-portfolio,
  .section-neuro,
  .section-testimonials,
  .section-process,
  .section-calculator,
  .section-faq,
  .section-contact {
    padding: 4rem 0;
  }
  
  .section-header {
    margin-bottom: 2.25rem;
  }
  
  .section-title {
    font-size: clamp(1.75rem, 6.5vw, 2.2rem);
    line-height: 1.2;
    margin-bottom: 0.85rem;
  }
  
  .section-subtitle {
    font-size: 0.95rem;
    line-height: 1.6;
  }
  
  /* Hero Refinements */
  .hero {
    padding: 2.5rem 0 3.5rem;
    min-height: auto;
  }
  
  .hero-grid {
    gap: 2.5rem;
  }
  
  .hero-title {
    font-size: clamp(2rem, 7.5vw, 2.6rem);
    line-height: 1.18;
    margin-bottom: 1.25rem;
  }
  
  .hero-description {
    font-size: 0.98rem;
    line-height: 1.65;
    margin-bottom: 2rem;
  }
  
  .hero-cta-group {
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
    margin-bottom: 2.5rem;
  }
  
  .hero-cta-group .btn {
    width: 100%;
    padding: 1.05rem 1.5rem;
    font-size: 1rem;
    justify-content: center;
  }
  
  .hero-trust-bar {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding-top: 1.5rem;
  }
  
  .trust-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
  }
  
  .hero-image-wrapper {
    aspect-ratio: 16/11;
    max-height: 320px;
    border-radius: var(--radius-md);
  }
  
  .card-top-right,
  .card-bottom-left {
    display: none;
  }
  
  /* Portfolio Grid & Filter Pills */
  .portfolio-filter {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    padding: 0.25rem 0.25rem 1rem;
    margin-bottom: 2rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    gap: 0.5rem;
  }
  
  .portfolio-filter::-webkit-scrollbar {
    display: none;
  }
  
  .filter-btn {
    flex-shrink: 0;
    white-space: nowrap;
    padding: 0.55rem 1.15rem;
    font-size: 0.82rem;
  }
  
  .portfolio-grid,
  .services-grid,
  .testimonials-grid,
  .diff-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .portfolio-card {
    border-radius: var(--radius-md);
  }
  
  .portfolio-media {
    aspect-ratio: 16/10;
  }
  
  /* About Arquiteto */
  .about-media {
    max-width: 100%;
  }
  
  .about-image-frame {
    aspect-ratio: 4/4.5;
    max-height: 380px;
  }
  
  .cau-badge {
    position: static;
    margin-top: 1.25rem;
    justify-content: center;
    width: 100%;
    padding: 0.85rem 1.25rem;
  }
  
  .specialties-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  /* Services */
  .service-card {
    padding: 1.85rem 1.5rem;
  }
  
  .service-title {
    font-size: 1.25rem;
  }
  
  /* Neuroarquitetura */
  .neuro-cards {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .neuro-box {
    padding: 1.5rem 1.25rem;
  }
  
  .neuro-banner-image {
    aspect-ratio: 16/10;
  }
  
  /* Process Steps */
  .process-steps {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .process-steps::before {
    display: none;
  }
  
  .step-number {
    width: 58px;
    height: 58px;
    font-size: 1.25rem;
    margin-bottom: 1rem;
  }
  
  /* Calculator Form */
  .calc-box {
    padding: 1.85rem 1.25rem;
    border-radius: var(--radius-md);
  }
  
  .calc-form-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  
  .form-control,
  select.form-control,
  textarea.form-control {
    font-size: 16px !important; /* Prevents auto-zoom on iOS Safari */
    padding: 0.85rem 1rem;
  }
  
  .calc-submit-box {
    margin-top: 1.75rem;
    padding-top: 1.5rem;
  }
  
  .calc-submit-box button {
    width: 100%;
    padding: 1.1rem 1.25rem;
    font-size: 1rem;
  }
  
  /* FAQ */
  .faq-question {
    padding: 1.25rem 1.1rem;
    font-size: 0.98rem;
  }
  
  .faq-icon {
    width: 24px;
    height: 24px;
    font-size: 0.85rem;
    margin-left: 0.5rem;
  }
  
  .faq-answer {
    padding: 0 1.1rem;
  }
  
  .faq-item.active .faq-answer {
    padding: 0 1.1rem 1.25rem;
  }
  
  /* Contact */
  .contact-grid {
    gap: 2.5rem;
  }
  
  .contact-info-card {
    padding: 1.25rem 1rem;
  }
  
  /* Modal Lightbox */
  .modal-overlay {
    padding: 0.75rem;
  }
  
  .modal-content {
    max-height: 94vh;
  }
  
  .modal-body {
    padding: 1.75rem 1.25rem;
  }
  
  .modal-image {
    max-height: 220px;
    margin-bottom: 1.25rem;
  }
  
  .modal-title {
    font-size: 1.35rem;
  }
  
  .modal-desc {
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
  }
  
  .modal-close-btn {
    top: 0.75rem;
    right: 0.75rem;
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
  }
  
  .modal-content .btn-whatsapp {
    width: 100%;
  }
  
  /* Floating WhatsApp */
  .whatsapp-popup-card {
    display: none;
  }
  
  .floating-whatsapp {
    bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
    right: 1rem;
  }
  
  .whatsapp-btn-circle {
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
  }
  
  /* Footer */
  .footer {
    padding: 3rem 0 2rem;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }
}