:root {
  --snap-yellow: #fffc00;
  --snap-yellow-dim: #e6e300;
  --bg: #0a0a0f;
  --bg-card: #14141c;
  --text: #f4f4f8;
  --muted: #9a9ab0;
  --accent: #ff4fd8;
  --accent-2: #7c5cff;
  --radius: 16px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(10, 10, 15, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--snap-yellow), var(--accent));
  display: grid;
  place-items: center;
  font-size: 1.25rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

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

.btn-primary {
  background: var(--snap-yellow);
  color: #111;
  box-shadow: 0 8px 32px rgba(255, 252, 0, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 12px 40px rgba(255, 252, 0, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.hero {
  padding: 4rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto;
  height: 70%;
  background: radial-gradient(ellipse at 30% 20%, rgba(255, 79, 216, 0.22), transparent 55%),
    radial-gradient(ellipse at 80% 10%, rgba(124, 92, 255, 0.18), transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(255, 252, 0, 0.08), transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.1;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.hero h1 span {
  background: linear-gradient(90deg, var(--snap-yellow), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .lead {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 34rem;
  margin: 0 0 1.75rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.hero-note {
  font-size: 0.85rem;
  color: var(--muted);
}

.phone-mock {
  background: var(--bg-card);
  border-radius: 28px;
  padding: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

.phone-screen {
  background: linear-gradient(180deg, #1a1a24 0%, #0f0f16 100%);
  border-radius: 20px;
  padding: 1.5rem;
  min-height: 320px;
}

.chat-bubble {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 18px 18px 18px 4px;
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
  max-width: 85%;
  font-size: 0.95rem;
}

.chat-bubble.reply {
  margin-left: auto;
  border-radius: 18px 18px 4px 18px;
  background: linear-gradient(135deg, rgba(255, 252, 0, 0.15), rgba(255, 79, 216, 0.12));
}

.chat-bubble.snap {
  border: 2px dashed rgba(255, 252, 0, 0.4);
  text-align: center;
  color: var(--snap-yellow);
  font-weight: 600;
}

.features {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-title h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin: 0 0 0.5rem;
}

.section-title p {
  color: var(--muted);
  margin: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.feature-card .icon {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.feature-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.cta-band {
  margin: 2rem 0 4rem;
  padding: 3rem 2rem;
  text-align: center;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.2), rgba(255, 79, 216, 0.15));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.cta-band h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.cta-band p {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 2.5rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--text);
}

.legal-page {
  padding: 3rem 0 4rem;
}

.legal-page h1 {
  margin-top: 0;
}

.legal-page h2 {
  margin-top: 2rem;
  font-size: 1.25rem;
}

.legal-page p,
.legal-page li {
  color: var(--muted);
}

@media (max-width: 640px) {
  .nav a:not(.btn) {
    display: none;
  }
}