/* ==========================================================================
   TapItX.com - Official Website Stylesheet
   Ultra-Clean High-Contrast Monochrome Black & White Theme
   ========================================================================== */

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

:root {
  /* Absolute High-Contrast Monochrome Palette */
  --bg-dark: #000000;
  --bg-surface-1: #0A0A0A;
  --bg-surface-2: #141414;
  --bg-card: rgba(20, 20, 20, 0.75);
  
  /* Pure White & Silver Accents */
  --white-pure: #FFFFFF;
  --white-silver: #E5E5E5;
  --silver-glow: rgba(255, 255, 255, 0.25);
  --border-white: rgba(255, 255, 255, 0.2);
  --border-white-subtle: rgba(255, 255, 255, 0.1);
  
  --text-main: #FFFFFF;
  --text-secondary: #A3A3A3;
  --text-dim: #525252;
  
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --font-heading: 'Outfit', system-ui, -apple-system, sans-serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  
  --transition-fast: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  border: none;
  cursor: pointer;
  outline: none;
}

/* Top White Scroll Progress Line */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: #FFFFFF;
  z-index: 1000;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.8);
  transition: width 0.08s ease-out;
}

/* Canvas Background */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.3;
}

.bg-spotlight-top {
  position: fixed;
  top: -250px;
  left: 50%;
  transform: translateX(-50%);
  width: 1100px;
  height: 800px;
  background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.08) 0%, rgba(0, 0, 0, 0) 70%);
  pointer-events: none;
  z-index: 0;
  transition: transform 0.15s ease-out;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}

/* Typography Helpers - Monochrome Style */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.text-white-bold {
  color: #FFFFFF;
  text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.title-hero {
  font-family: var(--font-heading);
  font-size: 4.2rem;
  font-weight: 900;
  line-height: 1.08;
  color: #FFFFFF;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.title-hero span {
  color: #FFFFFF;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.4);
  text-underline-offset: 8px;
}

/* Monochrome High-Contrast Buttons */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 18px 40px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.88rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: all var(--transition-smooth);
  white-space: nowrap;
  overflow: hidden;
}

.btn-primary {
  background: #FFFFFF;
  color: #000000;
  box-shadow: 0 6px 25px rgba(255, 255, 255, 0.25);
  border: 1px solid #FFFFFF;
}

.btn-primary:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 12px 40px rgba(255, 255, 255, 0.45);
  background: #E5E5E5;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border: 1px solid var(--border-white);
  backdrop-filter: blur(20px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #FFFFFF;
  color: #FFFFFF;
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(255, 255, 255, 0.15);
}

.btn-lg {
  padding: 20px 46px;
  font-size: 0.92rem;
}

.btn-sm {
  padding: 12px 26px;
  font-size: 0.8rem;
}

/* Header Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 24px 0;
  transition: all var(--transition-smooth);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.96);
  backdrop-filter: blur(30px);
  padding: 16px 0;
  border-bottom: 1px solid var(--border-white-subtle);
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.95);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.8);
  border: 1px solid var(--border-white);
  transition: transform var(--transition-smooth);
  filter: grayscale(100%);
}

.brand-logo:hover .brand-icon {
  transform: rotate(5deg) scale(1.05);
  filter: grayscale(0%);
}

.brand-text-svg {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0%;
  height: 2px;
  background: #FFFFFF;
  transition: width var(--transition-fast);
}

.nav-link:hover {
  color: #FFFFFF;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Security & Verification Strip */
.security-strip {
  margin-top: 110px;
  background: var(--bg-surface-1);
  border-top: 1px solid var(--border-white-subtle);
  border-bottom: 1px solid var(--border-white-subtle);
  padding: 16px 0;
}

.security-flex {
  display: flex;
  align-items: center;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 24px;
}

.sec-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 700;
}

.sec-badge svg {
  color: #FFFFFF;
}

/* Hero Section */
.hero-section {
  padding-top: 80px;
  padding-bottom: 100px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-white);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 28px;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 44px;
  max-width: 540px;
  font-weight: 400;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 60px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 28px 36px;
  background: var(--bg-card);
  border: 1px solid var(--border-white);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.9);
}

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

.stat-val {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  color: #FFFFFF;
}

.stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Native Phone App Interface (Black & White Theme UI) */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1200px;
}

.native-phone-mockup {
  position: relative;
  width: 100%;
  max-width: 340px;
  border-radius: 40px;
  padding: 14px;
  background: linear-gradient(145deg, #181818, #050505);
  border: 2px solid var(--border-white);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.95), 0 0 50px rgba(255, 255, 255, 0.15);
  transition: transform 0.15s ease-out;
  transform-style: preserve-3d;
}

.phone-screen {
  background: #080808;
  border-radius: 28px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.phone-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.phone-wallet-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-white);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 16px;
}

.phone-wallet-lbl {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 700;
}

.phone-wallet-val {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 900;
  color: #FFFFFF;
  margin-top: 2px;
}

.phone-game-tile {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-fast);
}

.phone-game-tile:hover {
  border-color: #FFFFFF;
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(4px);
}

.phone-game-name {
  font-size: 0.88rem;
  font-weight: 800;
  color: #FFF;
}

.phone-game-btn {
  padding: 6px 14px;
  background: #FFFFFF;
  color: #000;
  border-radius: 8px;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.05em;
}

/* Section Common Header */
.section {
  padding: 120px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 72px auto;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 20px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 400;
}

/* Feature Modules Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 36px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-white-subtle);
  border-radius: var(--radius-md);
  padding: 44px;
  backdrop-filter: blur(20px);
  transition: all var(--transition-smooth);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
}

.card:hover {
  background: rgba(30, 30, 30, 0.9);
  border-color: #FFFFFF;
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 35px 80px rgba(0, 0, 0, 0.95), 0 0 40px rgba(255, 255, 255, 0.15);
}

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  color: #FFFFFF;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.card-desc {
  font-size: 0.98rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.75;
}

/* Founder Heritage & Development Box */
.founder-box {
  background: var(--bg-card);
  border: 1px solid var(--border-white);
  border-radius: var(--radius-lg);
  padding: 64px;
  max-width: 980px;
  margin: 0 auto;
  backdrop-filter: blur(25px);
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.95);
  transition: all var(--transition-smooth);
}

.founder-header {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 36px;
}

.founder-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.8rem;
  color: #000000;
  border: 2px solid #FFFFFF;
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

.founder-name {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: #FFFFFF;
}

.founder-role {
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 800;
  margin-top: 4px;
}

.founder-quote {
  padding: 32px 36px;
  background: rgba(255, 255, 255, 0.04);
  border-left: 4px solid #FFFFFF;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  margin: 32px 0;
  color: #FFFFFF;
  line-height: 1.65;
}

/* Interactive Demo Card */
.demo-box {
  background: var(--bg-card);
  border: 1px solid var(--border-white);
  border-radius: var(--radius-lg);
  padding: 56px;
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  backdrop-filter: blur(25px);
  box-shadow: 0 35px 80px rgba(0, 0, 0, 0.9);
}

.demo-score-display {
  font-family: var(--font-heading);
  font-size: 3.6rem;
  font-weight: 900;
  color: #FFFFFF;
  margin: 12px 0;
}

.demo-btn-target {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 4px solid rgba(255, 255, 255, 0.4);
  color: #000000;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.05rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin: 40px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.2s ease;
  box-shadow: 0 15px 45px rgba(255, 255, 255, 0.35);
}

.demo-btn-target:active {
  transform: scale(0.9);
}

/* Earning Valuation Calculator Card */
.calc-box {
  background: var(--bg-card);
  border: 1px solid var(--border-white);
  border-radius: var(--radius-lg);
  padding: 56px;
  max-width: 880px;
  margin: 0 auto;
  backdrop-filter: blur(25px);
  box-shadow: 0 35px 80px rgba(0, 0, 0, 0.9);
}

.calc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 32px;
  background: var(--bg-dark);
  border: 1px solid var(--border-white-subtle);
  border-radius: var(--radius-sm);
  margin-top: 36px;
  text-align: center;
}

.calc-val {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 900;
  color: #FFFFFF;
}

.calc-lbl {
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 6px;
}

.partner-strip {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 36px;
}

.partner-badge {
  padding: 10px 22px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-white-subtle);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* FAQ Accordion */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.faq-card {
  background: var(--bg-card);
  border: 1px solid var(--border-white-subtle);
  border-radius: var(--radius-sm);
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.faq-card.active {
  border-color: #FFFFFF;
}

.faq-q {
  padding: 24px 32px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: #FFFFFF;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-a {
  padding: 0 32px 28px 32px;
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 400;
  display: none;
}

.faq-card.active .faq-a {
  display: block;
}

/* Footer - Black & White Theme */
.footer {
  border-top: 1px solid var(--border-white-subtle);
  padding: 80px 0 40px 0;
  background: #000000;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 52px;
  margin-bottom: 52px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-top: 18px;
  max-width: 340px;
  font-weight: 400;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 24px;
  color: #FFFFFF;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--border-white-subtle);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

/* Modal Popup */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-white);
  border-radius: var(--radius-lg);
  padding: 56px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.95);
}

/* BI-DIRECTIONAL REVERSIBLE SCROLL MOTION SYSTEM */
.reveal, .reveal-left, .reveal-right, .reveal-zoom {
  opacity: 0;
  filter: blur(6px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1), 
              filter 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform, filter;
}

.reveal {
  transform: translateY(70px) scale(0.94);
}

.reveal-left {
  transform: translateX(-100px) scale(0.94);
}

.reveal-right {
  transform: translateX(100px) scale(0.94);
}

.reveal-zoom {
  transform: scale(0.85);
}

.reveal.active, .reveal-left.active, .reveal-right.active, .reveal-zoom.active {
  opacity: 1;
  transform: translate(0, 0) scale(1);
  filter: blur(0px);
}

.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.25s; }
.reveal-delay-3 { transition-delay: 0.38s; }

/* Responsive */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-buttons {
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-links {
    display: none;
  }
}

@media (max-width: 600px) {
  .title-hero {
    font-size: 2.8rem;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}