:root {
  --bg-primary: #0a0f1a;
  --bg-secondary: #111827;
  --bg-card: #1a2235;
  --bg-card-hover: #1f2a40;
  --text-primary: #f0f4f8;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #2dd4bf;
  --accent-dim: rgba(45, 212, 191, 0.12);
  --accent-glow: rgba(45, 212, 191, 0.25);
  --border: rgba(148, 163, 184, 0.1);
  --danger: #f87171;
  --success: #2dd4bf;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-width: 1100px;
  --section-pad: clamp(4rem, 8vw, 7rem);
}

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

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  position: relative;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(45, 212, 191, 0.08) 0%, transparent 70%),
    var(--bg-primary);
}

.hero-inner {
  max-width: var(--max-width);
  width: 100%;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(45, 212, 191, 0.2);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

/* Phone Mock */
.hero-visual {
  display: flex;
  justify-content: center;
  margin-top: 1rem;
}

.phone-mock {
  width: 280px;
  background: var(--bg-card);
  border-radius: 28px;
  padding: 12px;
  border: 1px solid var(--border);
  box-shadow:
    0 0 60px rgba(45, 212, 191, 0.06),
    0 20px 60px rgba(0, 0, 0, 0.4);
}

.phone-screen {
  background: #0d1117;
  border-radius: 18px;
  overflow: hidden;
}

.phone-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 1rem;
}

.phone-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
}

.phone-time {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.phone-viewfinder {
  aspect-ratio: 3/4;
  background:
    linear-gradient(135deg, #1a1f2e 0%, #0f1520 100%);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem;
}

.viewfinder-overlay {
  position: absolute;
  inset: 1.5rem;
  pointer-events: none;
}

.vf-corner {
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--accent);
  border-style: solid;
  border-width: 0;
  opacity: 0.6;
}

.vf-tl { top: 0; left: 0; border-top-width: 2px; border-left-width: 2px; }
.vf-tr { top: 0; right: 0; border-top-width: 2px; border-right-width: 2px; }
.vf-bl { bottom: 0; left: 0; border-bottom-width: 2px; border-left-width: 2px; }
.vf-br { bottom: 0; right: 0; border-bottom-width: 2px; border-right-width: 2px; }

.vf-data {
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.vf-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.65rem;
}

.vf-label {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.6rem;
}

.vf-value {
  font-family: var(--font-body);
  color: var(--text-secondary);
}

.hash-val {
  font-family: 'Courier New', monospace;
  font-size: 0.6rem;
}

.phone-shutter {
  display: flex;
  justify-content: center;
  padding: 1rem 0;
}

.shutter-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 3px solid var(--text-secondary);
  position: relative;
}

.shutter-btn::after {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--text-primary);
}

/* ---- Trust Strip ---- */
.trust-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  background: var(--bg-secondary);
}

.trust-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.trust-item {
  text-align: center;
  flex: 1;
  min-width: 140px;
}

.trust-number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.trust-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.trust-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

@media (max-width: 600px) {
  .trust-divider { display: none; }
  .trust-inner { gap: 1.5rem; }
}

/* ---- Sections Common ---- */
.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ---- How It Works ---- */
.how-it-works {
  padding: var(--section-pad) 0;
}

.how-it-works h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 3rem;
  letter-spacing: -0.01em;
}

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

@media (max-width: 768px) {
  .steps { grid-template-columns: 1fr; gap: 2.5rem; }
}

.step {
  position: relative;
}

.step-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent-dim);
  line-height: 1;
  margin-bottom: 0.75rem;
  background: linear-gradient(180deg, rgba(45, 212, 191, 0.2), rgba(45, 212, 191, 0.05));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.step p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---- Features ---- */
.features {
  padding: var(--section-pad) 0;
  background: var(--bg-secondary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr; }
}

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

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(45, 212, 191, 0.15);
}

.feature-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  display: block;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ---- Evidence ---- */
.evidence {
  padding: var(--section-pad) 0;
}

.evidence-layout {
  max-width: 720px;
}

.evidence-text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.evidence-text p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-size: 1rem;
  line-height: 1.75;
}

.evidence-compare {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.compare-item {
  padding: 1.25rem 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.compare-without {
  background: rgba(248, 113, 113, 0.05);
  border-color: rgba(248, 113, 113, 0.15);
}

.compare-with {
  background: var(--accent-dim);
  border-color: rgba(45, 212, 191, 0.2);
}

.compare-label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.compare-without .compare-label { color: var(--danger); }
.compare-with .compare-label { color: var(--accent); }

.compare-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-style: italic;
}

/* ---- Closing ---- */
.closing {
  padding: var(--section-pad) 0;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(45, 212, 191, 0.06) 0%, transparent 70%),
    var(--bg-secondary);
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.closing-sub {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.75;
}

.closing-price {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  min-width: 200px;
  text-align: center;
}

.price-premium {
  border-color: rgba(45, 212, 191, 0.25);
  background: linear-gradient(135deg, var(--bg-card), rgba(45, 212, 191, 0.05));
}

.price-label {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-primary);
}

.price-detail {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---- Footer ---- */
.site-footer {
  padding: 2.5rem 1.5rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-tagline {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.footer-legal {
  font-size: 0.8rem;
  color: var(--text-muted);
}