/* ------------------------------------------------
   How Many Hours – Arcade / Vintage-Tech Stylesheet
   ------------------------------------------------ */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Inter:wght@400;600;700&display=swap');

:root {
  --purple-deep: #1A0A2E;
  --purple-dark: #2D1B69;
  --purple-mid: #6750A4;
  --purple-bright: #B388FF;
  --purple-glow: #7C4DFF;
  --green: #00E676;
  --cyan: #00E5FF;
  --white: #FFFFFF;
  --white-soft: rgba(255, 255, 255, 0.85);
  --white-dim: rgba(255, 255, 255, 0.5);
  --mono: 'Space Mono', 'Courier New', monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans);
  color: var(--white);
  background: var(--purple-deep);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---- Subtle grid background ---- */

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(103, 80, 164, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(103, 80, 164, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* ---- Hero ---- */

.hero {
  position: relative;
  text-align: center;
  padding: 7rem 1.5rem 5rem;
  background: linear-gradient(170deg, var(--purple-dark) 0%, var(--purple-deep) 60%, #0D0620 100%);
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--purple-bright), transparent);
}

.hero-scanline {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(255, 255, 255, 0.015) 2px,
    rgba(255, 255, 255, 0.015) 4px
  );
  pointer-events: none;
}

.hero-icon {
  margin-bottom: 1.5rem;
}

.hero-icon svg {
  filter: drop-shadow(0 0 30px rgba(124, 77, 255, 0.5));
  border-radius: 20%;
}

.hero h1 {
  font-family: var(--mono);
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  color: var(--white);
}

.tagline {
  color: var(--white-soft);
  margin-bottom: 2.5rem;
  font-family: var(--mono);
  font-size: 1rem;
  line-height: 1.8;
}

/* ---- Buttons ---- */

.cta-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--white);
  color: var(--purple-dark);
  box-shadow: 0 0 20px rgba(124, 77, 255, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 0 30px rgba(124, 77, 255, 0.5), 0 4px 20px rgba(0, 0, 0, 0.3);
}

.btn-icon {
  font-size: 0.75rem;
}

.btn-ghost {
  background: transparent;
  color: var(--white-dim);
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: default;
}

.btn-ghost:hover {
  transform: none;
  box-shadow: none;
}

/* ---- Feature Sections ---- */

.feature-section {
  position: relative;
  padding: 5rem 1.5rem;
  background: var(--purple-deep);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.feature-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-section.alt {
  background: var(--purple-dark);
}

.feature-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(179, 136, 255, 0.3), transparent);
}

.feature-content {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.feature-label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--purple-bright);
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.feature-content h2 {
  font-family: var(--mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
}

.feature-content p {
  font-size: 1.05rem;
  color: var(--white-soft);
  line-height: 1.8;
}

/* ---- Feature Row (text + screenshot) ---- */

.feature-row {
  display: flex;
  align-items: center;
  gap: 3rem;
  max-width: 900px;
  margin: 0 auto;
}

.feature-row.reverse {
  flex-direction: row-reverse;
}

.feature-text {
  flex: 1;
}

.feature-text .feature-label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--purple-bright);
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.feature-text h2 {
  font-family: var(--mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
}

.feature-text p {
  font-size: 1.05rem;
  color: var(--white-soft);
  line-height: 1.8;
}

.feature-screenshot {
  flex: 0 0 260px;
}

.feature-screenshot img {
  width: 100%;
  border-radius: 16px;
  border: 2px solid rgba(179, 136, 255, 0.2);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(124, 77, 255, 0.15);
}

/* ---- Privacy Section ---- */

.privacy-section {
  position: relative;
  padding: 6rem 1.5rem;
  text-align: center;
  background: linear-gradient(180deg, var(--purple-dark), var(--purple-deep));
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.privacy-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.privacy-icon-large {
  margin-bottom: 1.25rem;
}

.privacy-icon-large svg {
  filter: drop-shadow(0 0 12px rgba(179, 136, 255, 0.4));
}

.privacy-section h2 {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.privacy-lead {
  max-width: 640px;
  margin: 0 auto 2.5rem;
  font-size: 1rem;
  color: var(--white-soft);
  line-height: 1.8;
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  max-width: 800px;
  margin: 0 auto;
}

.privacy-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(179, 136, 255, 0.15);
  border-radius: 12px;
  padding: 1.5rem 1rem;
}

.privacy-card-icon {
  margin-bottom: 0.75rem;
  line-height: 1;
}

.privacy-card-icon svg {
  display: inline-block;
}

.privacy-card h3 {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--white);
  margin-bottom: 0.4rem;
}

.privacy-card p {
  font-size: 0.8rem;
  color: var(--white-dim);
}

/* ---- About Section ---- */

.about-section {
  padding: 5rem 1.5rem;
  background: var(--purple-dark);
  border-top: 1px solid rgba(179, 136, 255, 0.1);
}

.about-content {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.about-content h2 {
  font-family: var(--mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
}

.about-content p {
  font-size: 1.05rem;
  color: var(--white-soft);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about-link {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--purple-bright);
  text-decoration: none;
}

.about-link:hover {
  text-decoration: underline;
}

/* ---- Download Section ---- */

.download-section {
  padding: 6rem 1.5rem;
  text-align: center;
  background: var(--purple-deep);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.download-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.download-section h2 {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.download-sub {
  color: var(--white-dim);
  font-family: var(--mono);
  font-size: 0.85rem;
  margin-bottom: 2rem;
}

.download-section .btn-primary {
  background: var(--purple-glow);
  color: var(--white);
  box-shadow: 0 0 25px rgba(124, 77, 255, 0.4);
}

.download-section .btn-primary:hover {
  box-shadow: 0 0 40px rgba(124, 77, 255, 0.6), 0 4px 20px rgba(0, 0, 0, 0.3);
}

.install-hint {
  margin-top: 2rem;
  font-size: 0.8rem;
  color: var(--white-dim);
  font-family: var(--mono);
}

/* ---- Footer ---- */

.footer {
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  font-family: var(--mono);
  color: var(--white-dim);
  border-top: 1px solid rgba(179, 136, 255, 0.15);
  background: var(--purple-deep);
}

.footer a {
  color: var(--purple-bright);
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

/* ---- Responsive ---- */

@media (max-width: 768px) {
  .hero {
    padding: 5rem 1rem 3.5rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .tagline {
    font-size: 0.9rem;
  }

  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.8rem;
  }

  .feature-section {
    padding: 3.5rem 1rem;
  }

  .feature-content h2,
  .feature-text h2 {
    font-size: 1.4rem;
  }

  .feature-row {
    flex-direction: column;
    gap: 2rem;
    text-align: center;
  }

  .feature-row.reverse {
    flex-direction: column;
  }

  .feature-screenshot {
    flex: 0 0 auto;
    max-width: 220px;
    margin: 0 auto;
  }

  .privacy-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .privacy-grid {
    grid-template-columns: 1fr;
  }
}