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

:root {
  --bg: #000000;
  --surface: #0f0f0f;
  --surface2: #161616;
  --fg: #f5f5f5;
  --fg-muted: #888888;
  --fg-dim: #555555;
  --accent: #AAFF00;
  --accent-dim: rgba(170, 255, 0, 0.08);
  --border: rgba(245, 245, 245, 0.07);
  --border-accent: rgba(170, 255, 0, 0.25);
  --radius: 12px;
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ========================
   HERO
   ======================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 8vw 100px;
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(170, 255, 0, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(170, 255, 0, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  animation: gridPulse 8s ease-in-out infinite;
}

@keyframes gridPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.hero-glow {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(170, 255, 0, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: 100px;
  padding: 6px 14px 6px 10px;
  font-size: 0.8rem;
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 40px;
  width: fit-content;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
  max-width: 900px;
}

.headline-accent {
  color: var(--accent);
  display: block;
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--fg-muted);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}

/* ========================
   SECTION SHARED
   ======================== */
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--fg);
  margin-bottom: 64px;
  max-width: 700px;
}

/* ========================
   HOW IT WORKS
   ======================== */
.how-it-works {
  padding: 100px 8vw;
  background: var(--bg);
}

.steps-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 24px;
  align-items: start;
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.step-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.3;
  margin-bottom: 20px;
  line-height: 1;
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
  line-height: 1.3;
}

.step-body {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

.step-connector {
  display: flex;
  align-items: center;
  padding-top: 100px;
}

/* ========================
   FEATURES
   ======================== */
.features-section {
  padding: 80px 8vw 100px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.feature-block {
  background: var(--surface);
  padding: 48px;
}

.feature-icon {
  margin-bottom: 20px;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
}

.feature-body {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ========================
   NUMBERS
   ======================== */
.numbers-section {
  padding: 80px 8vw;
  background: var(--bg);
}

.numbers-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 48px;
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
}

.number-item {}

.number-value {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
}

.number-desc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* ========================
   TESTIMONIALS
   ======================== */
.testimonials-section {
  padding: 80px 8vw 100px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.testimonial-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.testimonial-quote {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--fg);
  font-style: italic;
  margin-bottom: 24px;
}

.testimonial-attribution {}

.attribution-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--fg);
  margin-bottom: 4px;
}

.attribution-role {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* ========================
   FAQ
   ======================== */
.faq-section {
  padding: 80px 8vw 100px;
  background: var(--bg);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px 64px;
}

.faq-item {}

.faq-question {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
  line-height: 1.4;
}

.faq-answer {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ========================
   CLOSING
   ======================== */
.closing-section {
  position: relative;
  padding: 120px 8vw 140px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  overflow: hidden;
}

.closing-glow {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.3;
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin-bottom: 20px;
  line-height: 1.65;
}

.closing-statement {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent);
  max-width: 560px;
  line-height: 1.5;
}

/* ========================
   FOOTER
   ======================== */
.site-footer {
  padding: 48px 8vw;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--fg-dim);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  font-size: 0.8rem;
  color: var(--fg-dim);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-link:hover { color: var(--fg-muted); }

/* ========================
   RESPONSIVE
   ======================== */
@media (max-width: 768px) {
  .hero { padding: 80px 6vw 60px; min-height: 80vh; }
  .hero-headline { font-size: 2.5rem; }
  .hero-sub { font-size: 1rem; }

  .how-it-works { padding: 60px 6vw; }
  .steps-row { grid-template-columns: 1fr; gap: 16px; }
  .step-connector { display: none; }
  .step-card { padding: 24px; }

  .features-section { padding: 60px 6vw; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-block { padding: 32px; }

  .numbers-section { padding: 60px 6vw; }
  .numbers-grid { grid-template-columns: 1fr 1fr; gap: 32px; }

  .testimonials-section { padding: 60px 6vw; }
  .testimonial-grid { grid-template-columns: 1fr; }

  .faq-section { padding: 60px 6vw; }
  .faq-grid { grid-template-columns: 1fr; gap: 32px; }

  .closing-section { padding: 80px 6vw 100px; }
  .closing-headline { font-size: 2.5rem; }

  .site-footer { padding: 32px 6vw; }
  .footer-tagline { display: none; }
}

@media (max-width: 480px) {
  .numbers-grid { grid-template-columns: 1fr; gap: 24px; }
  .number-value { font-size: 2.5rem; }
  .hero-tags { gap: 8px; }
  .tag { font-size: 0.72rem; }
}