:root {
  --bg:         #0a0a0a;
  --card:       #141414;
  --border:     rgba(255,255,255,0.08);
  --text:       #f0f0f0;
  --muted:      #777;
  --accent:     #3b82f6;
  --accent-dim: rgba(59,130,246,0.18);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ─────────────────────────────────────────────── */
.site-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  padding: 18px 0;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.site-nav .wordmark {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text);
  text-decoration: none;
}
.btn-appstore {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--text);
  color: #0a0a0a;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 100px;
  text-decoration: none;
  transition: opacity 0.15s;
  white-space: nowrap;
}
.btn-appstore:hover { opacity: 0.88; }
.btn-appstore i { font-size: 16px; }

/* ── HERO ────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.12) 0%, transparent 65%);
  top: -100px;
  right: -150px;
  pointer-events: none;
}
.hero-glow-2 {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.07) 0%, transparent 65%);
  bottom: 0;
  left: -100px;
  pointer-events: none;
}
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-label span {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.hero-headline {
  font-size: clamp(44px, 5.5vw, 78px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -3px;
  margin-bottom: 28px;
  color: #fff;
}
.hero-headline em {
  font-style: normal;
  background: linear-gradient(135deg, #fff 20%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 19px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 480px;
  margin-bottom: 44px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.btn-appstore-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 16px 32px;
  border-radius: 100px;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 8px 32px rgba(59,130,246,0.35);
}
.btn-appstore-hero:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(59,130,246,0.5);
  color: #fff;
}
.btn-appstore-hero i { font-size: 18px; }
.hero-note {
  font-size: 13px;
  color: var(--muted);
}

/* ── PHONE MOCKUP ────────────────────────────────────── */
.phone-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px 0;
}
.phone-glow {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.25) 0%, transparent 70%);
  pointer-events: none;
}
.phone {
  width: 270px;
  border-radius: 46px;
  background: #1a1a1a;
  border: 1.5px solid rgba(255,255,255,0.12);
  padding: 14px;
  box-shadow:
    0 60px 120px rgba(0,0,0,0.9),
    0 0 0 1px rgba(255,255,255,0.04),
    inset 0 0 0 1px rgba(255,255,255,0.04);
  position: relative;
  z-index: 1;
}
.phone-notch {
  width: 90px;
  height: 26px;
  background: #0a0a0a;
  border-radius: 0 0 18px 18px;
  margin: 0 auto 12px;
}
.phone-screen {
  border-radius: 34px;
  background: #0a0a0a;
  overflow: hidden;
  aspect-ratio: 9/19.5;
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 34px;
}
.phone-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(160deg, #111 0%, #0d1b2e 60%, #0a1628 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: rgba(255,255,255,0.15);
  font-size: 12px;
  font-weight: 500;
  padding: 24px;
  text-align: center;
}
.phone-placeholder i { font-size: 28px; color: rgba(59,130,246,0.25); }

/* second phone, behind and offset */
.phone-secondary {
  position: absolute;
  right: -30px;
  top: 20px;
  width: 220px;
  transform: rotate(4deg);
  opacity: 0.65;
  z-index: 0;
  border-radius: 40px;
  background: #1a1a1a;
  border: 1.5px solid rgba(255,255,255,0.08);
  padding: 12px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.7);
}

/* ── STRIP ───────────────────────────────────────────── */
.strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 22px 0;
  text-align: center;
  font-size: 15px;
  color: var(--muted);
  letter-spacing: 0.01em;
}
.strip strong { color: var(--text); font-weight: 600; }

/* ── HOW IT WORKS ────────────────────────────────────── */
.how-it-works {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}
.timeline-steps {
  display: flex;
  position: relative;
  margin: 64px 0 0;
}
.timeline-steps::before {
  content: '';
  position: absolute;
  top: 22px;
  left: calc(16.67% + 22px);
  right: calc(16.67% + 22px);
  height: 1px;
  background: linear-gradient(90deg, var(--accent) 0%, rgba(59,130,246,0.2) 100%);
}
.timeline-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 32px;
}
.timeline-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 17px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px var(--bg), 0 0 0 7px rgba(59,130,246,0.25);
  flex-shrink: 0;
}
.timeline-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 8px;
}
.timeline-text {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}
.result-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px;
  height: 100%;
  transition: border-color 0.2s, transform 0.2s;
}
.result-card:hover {
  border-color: rgba(59,130,246,0.35);
  transform: translateY(-4px);
}
.result-icon {
  font-size: 26px;
  color: var(--accent);
  margin-bottom: 16px;
}
.result-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}
.result-text {
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}
@media (max-width: 768px) {
  .timeline-steps { flex-direction: column; gap: 36px; }
  .timeline-steps::before { display: none; }
  .timeline-step { flex-direction: row; text-align: left; align-items: flex-start; gap: 20px; padding: 0; }
  .timeline-num { margin-bottom: 0; }
}

/* ── FEATURES ────────────────────────────────────────── */
.features {
  padding: 100px 0;
}
.section-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-headline {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 64px;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px;
  height: 100%;
  transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover {
  border-color: rgba(59,130,246,0.35);
  transform: translateY(-4px);
}
.feature-icon {
  width: 52px;
  height: 52px;
  background: var(--accent-dim);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 22px;
  color: var(--accent);
}
.feature-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}
.feature-text {
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}

/* ── COMMUNITY ───────────────────────────────────────── */
.community {
  padding: 100px 0;
  background: #080808;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.community-body {
  font-size: 17px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 20px;
}
.community-note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  opacity: 0.7;
  border-left: 2px solid var(--border);
  padding-left: 14px;
}
.signal-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.signal-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 24px;
  transition: border-color 0.2s;
}
.signal-card:hover { border-color: rgba(255,255,255,0.15); }
.signal-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.signal-positive { background: rgba(59,130,246,0.12); color: var(--accent); }
.signal-strong   { background: rgba(59,130,246,0.22); color: var(--accent); }
.signal-negative { background: rgba(239,68,68,0.12);  color: #ef4444; }
.signal-label { font-size: 15px; font-weight: 600; color: var(--text); margin-bottom: 3px; }
.signal-desc  { font-size: 13px; color: var(--muted); }

/* ── SCREENSHOTS ─────────────────────────────────────── */
.screenshots {
  padding: 100px 0;
  background: #080808;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.screenshots-headline {
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 900;
  letter-spacing: -2px;
  text-align: center;
  margin-bottom: 16px;
}
.screenshots-sub {
  text-align: center;
  color: var(--muted);
  font-size: 16px;
  margin-bottom: 64px;
}
.screen-phones {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}
.screen-phone {
  width: 220px;
  border-radius: 40px;
  background: #1a1a1a;
  border: 1.5px solid rgba(255,255,255,0.1);
  padding: 12px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.7);
}
.screen-phone.featured {
  width: 260px;
  transform: translateY(-24px);
  border-color: rgba(59,130,246,0.3);
  box-shadow: 0 60px 100px rgba(0,0,0,0.8), 0 0 40px rgba(59,130,246,0.12);
}
.screen-phone-notch {
  width: 70px;
  height: 22px;
  background: #0a0a0a;
  border-radius: 0 0 14px 14px;
  margin: 0 auto 10px;
}
.screen-phone-screen {
  aspect-ratio: 9/19.5;
  background: #0a0a0a;
  border-radius: 30px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.screen-phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.screen-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(160deg, #0d1b2e 0%, #0a1220 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: rgba(255,255,255,0.15);
  font-size: 11px;
  font-weight: 500;
  text-align: center;
  padding: 20px;
}
.screen-placeholder i { font-size: 24px; color: rgba(59,130,246,0.2); }
.screen-label {
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  margin-top: 20px;
  font-weight: 500;
}

/* ── CTA ─────────────────────────────────────────────── */
.cta-section {
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.1) 0%, transparent 65%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.cta-headline {
  font-size: clamp(40px, 5vw, 68px);
  font-weight: 900;
  letter-spacing: -2.5px;
  line-height: 1.06;
  margin-bottom: 20px;
}
.cta-sub {
  font-size: 18px;
  color: var(--muted);
  margin-bottom: 44px;
}
.cta-note {
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted);
}

/* ── FOOTER ──────────────────────────────────────────── */
.site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
}

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 992px) {
  .hero { padding: 120px 0 60px; text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .phone-wrap { margin-top: 60px; }
  .phone-secondary { display: none; }
  .section-headline { margin-bottom: 40px; }
}
@media (max-width: 576px) {
  .screen-phones { gap: 12px; }
  .screen-phone { width: 160px; }
  .screen-phone.featured { width: 190px; }
}