@import url('https://fonts.googleapis.com/css2?family=Geist+Mono:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* Reset and Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Design Tokens - Alinhados com performasse.com */
  --bg-primary: #000814;    /* Graphite Dark */
  --bg-secondary: #0A1A3F;  /* Deep Navy */
  --bg-tertiary: #112454;   /* Lighter Navy for cards */
  
  --text-primary: #ffffff;
  --text-secondary: #C6CBD9; /* Titanium Gray */
  --text-muted: #6f7890;
  
  --accent: #0878FF;        /* Electric Blue */
  --accent-rgb: 8, 120, 255;
  --accent-teal: #00D4AA;   /* Cyber Teal / Green-cyan */
  --accent-teal-rgb: 0, 212, 170;
  
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);
  --border-active: rgba(8, 120, 255, 0.4);
  
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Geist Mono', SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  
  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

html {
  scroll-behavior: smooth;
  background-color: transparent;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  position: relative;
  background-color: transparent;
}

/* Typography Rules */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-spacing {
  padding: 8rem 0;
}

@media (max-width: 768px) {
  .section-spacing {
    padding: 5rem 0;
  }
}

/* Custom Grid Utility */
.grid-layout {
  display: grid;
  gap: 1.5rem;
}

/* Navbar */
.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  background-color: rgba(8, 7, 9, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: var(--transition-normal);
}

.nav-header.scrolled {
  height: 64px;
  background-color: rgba(8, 7, 9, 0.95);
  border-bottom-color: var(--border-hover);
}

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

.logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: -0.04em;
}

.logo-icon {
  width: 10px;
  height: 10px;
  background-color: var(--accent);
  border-radius: var(--radius-full);
  display: inline-block;
  box-shadow: 0 0 10px var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background-color: rgba(10, 26, 63, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 2rem;
    border-bottom: 1px solid var(--border);
    gap: 1.5rem;
    z-index: 999;
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-menu-btn {
    display: block;
  }
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--accent);
  color: var(--text-primary);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
  background-color: #1d4ed8;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.04);
  border-color: var(--border-hover);
}

/* Hero Section */
.hero-section {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-top: 72px; /* nav clearance */
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 4rem;
  width: 100%;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
}

.hero-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-teal);
  background-color: rgba(6, 182, 212, 0.08);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(6, 182, 212, 0.15);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.05;
  color: var(--text-primary);
}

.hero-title span {
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.6);
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 52ch;
  line-height: 1.6;
}

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

.hero-asset-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background-color: var(--bg-secondary);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, rgba(0, 0, 0, 0) 70%);
  z-index: -1;
  pointer-events: none;
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 3rem 0;
  }
  .hero-content {
    align-items: center;
    text-align: center;
  }
  .hero-desc {
    margin: 0 auto;
  }
  .hero-actions {
    justify-content: center;
  }
}

/* Logos Section */
.logos-section {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background-color: rgba(16, 15, 19, 0.3);
  overflow: hidden;
}

.logos-title {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.logos-marquee {
  display: flex;
  overflow: hidden;
  user-select: none;
  gap: 4rem;
  mask-image: linear-gradient(to right, transparent, white 20%, white 80%, transparent);
}

.logos-track {
  display: flex;
  align-items: center;
  gap: 4rem;
  min-width: 100%;
  animation: marquee 30s linear infinite;
}

.logos-track img {
  height: 28px;
  opacity: 0.4;
  filter: grayscale(1) brightness(1.5);
  transition: var(--transition-fast);
}

.logos-track img:hover {
  opacity: 0.8;
  filter: none;
}

@keyframes marquee {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* Bento Grid Services */
.services-section {
  position: relative;
}

.section-header {
  margin-bottom: 4rem;
  max-width: 600px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  display: block;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.bento-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-normal);
}

.bento-card.case-study {
  background-color: var(--bg-tertiary);
}

.bento-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.bento-card.span-2 {
  grid-column: span 2;
}

.bento-card-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-bottom: 1px solid var(--border);
  opacity: 0.75;
  transition: var(--transition-normal);
}

.bento-card:hover .bento-card-image {
  opacity: 0.9;
}

.bento-card-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex-grow: 1;
}

.bento-card-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-teal);
}

.bento-card-title {
  font-size: 1.5rem;
  font-weight: 700;
}

.bento-card-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.bento-card-metrics {
  margin-top: auto;
  padding-top: 1.5rem;
  display: flex;
  gap: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

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

.metric-value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

@media (max-width: 1024px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-card.span-2 {
    grid-column: span 1;
  }
}

/* Speed Lab Simulator */
.speed-lab-section {
  background-color: rgba(10, 26, 63, 0.4);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
}

.speed-lab-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.speed-lab-ui {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
}

.speed-lab-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}

.speed-lab-title-mini {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.speed-badge-glow {
  width: 8px;
  height: 8px;
  background-color: var(--accent-teal);
  border-radius: var(--radius-full);
  box-shadow: 0 0 10px var(--accent-teal);
}

.simulator-controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.control-label-wrapper {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.control-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

.control-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-teal);
  font-weight: 600;
}

.range-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--border-hover);
  outline: none;
  transition: background 0.15s ease-in-out;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background: var(--accent-teal);
  cursor: pointer;
  border: 2px solid var(--bg-primary);
  transition: transform var(--transition-fast);
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.range-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-teal);
  cursor: pointer;
  border: 2px solid var(--bg-primary);
  transition: transform var(--transition-fast);
}

.range-slider::-moz-range-thumb:hover {
  transform: scale(1.2);
}

.simulator-results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--border);
}

.result-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.result-card-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.result-card-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  font-family: var(--font-sans);
}

.result-card-value.positive {
  color: var(--accent-teal);
}

@media (max-width: 1024px) {
  .speed-lab-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* Manifesto Section */
.manifesto-section {
  text-align: center;
  background: radial-gradient(circle at center, rgba(37, 99, 235, 0.04) 0%, rgba(8, 7, 9, 0) 70%);
}

.manifesto-text {
  font-size: clamp(1.5rem, 3.5vw, 2.75rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  letter-spacing: -0.02em;
  max-width: 32ch;
  margin: 0 auto;
}

.manifesto-text em {
  font-style: italic;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--accent-teal);
}

/* Contact / Form Section */
.contact-section {
  border-top: 1px solid var(--border);
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 5rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-details li {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-details svg {
  color: var(--accent);
  flex-shrink: 0;
}

.contact-form {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.form-label {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
}

.form-input {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  font-family: var(--font-sans);
  color: var(--text-primary);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

textarea.form-input {
  resize: vertical;
  min-height: 120px;
}

.form-error {
  font-size: 0.75rem;
  color: #ef4444;
  margin-top: 0.25rem;
  display: none;
}

.form-success-state {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 0;
  gap: 1rem;
}

.success-icon {
  width: 48px;
  height: 48px;
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #10b981;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .contact-form {
    padding: 2rem;
  }
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  background-color: rgba(0, 8, 20, 0.8);
  backdrop-filter: blur(12px);
  padding: 4rem 0;
}

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

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: var(--text-primary);
}

/* Scroll Animations Base */
.gsap-reveal {
  opacity: 0;
  transform: translateY(20px);
}

/* Skeleton Loading Effect */
.skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: loading-skeleton 1.5s infinite;
}

@keyframes loading-skeleton {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Guide Section (Guia de Sites) */
.guide-section {
  border-top: 1px solid var(--border);
  background-color: rgba(10, 26, 63, 0.15);
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.guide-card {
  padding: 2.5rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-normal);
}

.guide-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.guide-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.guide-card-icon.cyan-theme {
  background-color: rgba(0, 212, 170, 0.08);
  border: 1px solid rgba(0, 212, 170, 0.15);
  color: var(--accent-teal);
}

.guide-card-icon.blue-theme {
  background-color: rgba(8, 120, 255, 0.08);
  border: 1px solid rgba(8, 120, 255, 0.15);
  color: var(--accent);
}

.guide-card-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 1rem;
}

.guide-card-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.guide-card-list i {
  color: var(--accent-teal);
  flex-shrink: 0;
}

.guide-card-footer {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.guide-footer-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.guide-footer-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
}

.guide-footer-value.cyan-text {
  color: var(--accent-teal);
}

.guide-footer-value.blue-text {
  color: var(--accent);
}

@media (max-width: 1024px) {
  .guide-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* Background Video Styling */
.video-bg-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

#bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 8, 20, 0.75); /* Dark overlay to make typography readable */
  pointer-events: none;
}

/* Make sections translucent so video is visible */
.guide-section {
  background-color: rgba(10, 26, 63, 0.25);
  backdrop-filter: blur(6px);
}

/* Mobile-specific transparency for containers */
@media (max-width: 768px) {
  .bento-card,
  .bento-card.case-study,
  .speed-lab-ui,
  .simulator-results,
  .guide-card,
  .contact-form {
    background: transparent !important;
    background-color: transparent !important;
    border-color: rgba(255, 255, 255, 0.18) !important;
    box-shadow: none !important;
  }
}