/* Mitoze Simple Site Styles - Pure Vanilla CSS */
:root {
  --bg-dark: #09090b;
  --bg-card: #18181b;
  --bg-card-hover: #27272a;
  --bg-light: #f8fafc;
  --primary: #10b981;
  --primary-hover: #059669;
  --primary-glow: rgba(16, 185, 129, 0.2);
  --text-main: #f4f4f5;
  --text-muted: #a1a1aa;
  --text-dark: #0f172a;
  --text-dark-muted: #64748b;
  --border-dark: #27272a;
  --border-light: #e2e8f0;
  --whatsapp: #25d366;
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* Header & Nav */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-dark);
  transition: all 0.3s ease;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

/* TEXT BRAND - NO LOGO IMAGE */
.brand-text {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #ffffff;
  text-decoration: none;
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
}

.brand-text span.brand-dot {
  color: var(--primary);
  font-size: 2.2rem;
  line-height: 0;
}

.brand-text span.brand-badge {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(16, 185, 129, 0.15);
  color: var(--primary);
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  border: 1px solid rgba(16, 185, 129, 0.3);
  margin-left: 0.4rem;
  letter-spacing: 0.02em;
}

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

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--primary);
}

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

.btn-whatsapp-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--whatsapp);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.25);
  transition: all 0.2s ease;
}

.btn-whatsapp-nav:hover {
  background: rgba(37, 211, 102, 0.2);
}

.btn-play-nav {
  display: inline-block;
  background: var(--primary);
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.55rem 1.25rem;
  border-radius: 8px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn-play-nav:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

/* Hero Section */
.hero {
  padding: 150px 0 100px;
  position: relative;
  background: radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 20% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 40%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 9999px;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 1.5rem;
}

.hero-title span.highlight {
  color: var(--primary);
  background: linear-gradient(135deg, #34d399, #10b981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 2.2rem;
  line-height: 1.7;
}

.hero-subtitle strong {
  color: #ffffff;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.play-badge-img {
  height: 52px;
  width: auto;
  transition: transform 0.2s ease;
  display: block;
}

.play-badge-img:hover {
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-dark);
  color: var(--text-main);
  text-decoration: none;
  font-weight: 600;
  border-radius: 10px;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Hero Visual Card */
.hero-card {
  background: linear-gradient(145deg, #18181b, #111113);
  border: 1px solid var(--border-dark);
  border-radius: 24px;
  padding: 2.5rem;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
}

.lab-preview-box {
  background: #09090b;
  border: 1px solid var(--border-dark);
  border-radius: 16px;
  padding: 1.5rem;
  margin-top: 1rem;
}

.lab-chip {
  display: inline-block;
  background: rgba(16, 185, 129, 0.15);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  margin-bottom: 0.75rem;
}

/* Stats Section */
.stats {
  padding: 70px 0;
  background: #0d0d10;
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-card {
  background: var(--bg-card);
  padding: 2rem 1.5rem;
  border-radius: 16px;
  border: 1px solid var(--border-dark);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: rgba(16, 185, 129, 0.3);
}

.stat-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.5rem;
  font-family: var(--font-heading);
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
}

/* Features Section */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 4rem;
}

.section-tag {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  color: #ffffff;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.75rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: 18px;
  padding: 2rem;
  transition: all 0.3s ease;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(16, 185, 129, 0.4);
  transform: translateY(-4px);
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(16, 185, 129, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.feature-card h3 {
  font-size: 1.25rem;
  color: #ffffff;
  margin-bottom: 0.6rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* How It Works */
.how-it-works {
  background: #0d0d10;
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--bg-card);
  padding: 1.25rem 1.5rem;
  border-radius: 14px;
  border: 1px solid var(--border-dark);
}

.step-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.step-text h4 {
  font-size: 1.05rem;
  color: #ffffff;
  margin-bottom: 0.25rem;
}

.step-text p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* About Antimatter Labs */
.about {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(9, 9, 11, 1) 100%);
  border-bottom: 1px solid var(--border-dark);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-content p {
  font-size: 1.15rem;
  color: #d4d4d8;
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

/* FAQ Section */
.faq-list {
  max-width: 750px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

details.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

details.faq-item[open] {
  border-color: rgba(16, 185, 129, 0.4);
}

summary.faq-question {
  padding: 1.25rem 1.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: #ffffff;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

summary.faq-question::-webkit-details-marker {
  display: none;
}

summary.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--primary);
  font-weight: 400;
  transition: transform 0.2s ease;
}

details[open] summary.faq-question::after {
  content: '−';
}

.faq-answer {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* CTA Download Section */
.cta {
  background: radial-gradient(circle at 50% 0%, rgba(16, 185, 129, 0.12) 0%, transparent 70%), var(--bg-dark);
  text-align: center;
  border-top: 1px solid var(--border-dark);
}

.cta-box {
  max-width: 700px;
  margin: 0 auto;
}

.qr-wrapper {
  background: #ffffff;
  padding: 12px;
  border-radius: 16px;
  display: inline-block;
  margin: 2rem 0 1rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.qr-wrapper img {
  width: 140px;
  height: 140px;
  display: block;
}

/* Footer */
.footer {
  background: #050507;
  border-top: 1px solid var(--border-dark);
  padding: 60px 0 30px;
  color: var(--text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--primary);
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  background: var(--whatsapp);
  color: #ffffff;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .nav-links {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}