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

:root {
  --bg:       #0d0a10;
  --purple:   #441752;
  --yellow:   #F6D108;
  --teal:     #2dd4bf;
  --pink:     #f472b6;
  --white:    #ffffff;
  --gray:     rgba(255,255,255,0.55);
  --card-bg:  rgba(68,23,82,0.25);
  --radius:   18px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--white);
  overflow-x: hidden;
}

/* ── TYPOGRAPHY ── */
h1 { font-size: clamp(2.6rem, 7vw, 5.5rem); font-weight: 900; line-height: 1.05; letter-spacing: -0.03em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; }
h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: .5rem; }
p  { color: var(--gray); line-height: 1.7; }

.accent-yellow { color: var(--yellow); }
.accent-teal   { color: var(--teal); }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 2rem;
  transition: background .3s, backdrop-filter .3s;
}
nav.scrolled {
  background: rgba(13,10,16,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.nav-logo {
  font-size: 1.5rem; font-weight: 900; letter-spacing: .1em;
  color: var(--white); text-decoration: none;
  background: linear-gradient(135deg, var(--yellow), var(--teal));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.nav-links { list-style: none; display: flex; gap: 2rem; align-items: center; }
.nav-links a { color: var(--gray); text-decoration: none; font-size: .95rem; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--white); }
.nav-cta {
  background: var(--yellow) !important; color: #000 !important;
  padding: .5rem 1.2rem; border-radius: 50px; font-weight: 700 !important;
  -webkit-text-fill-color: #000 !important;
}
.nav-hamburger { display: none; background: none; border: none; color: var(--white); font-size: 1.5rem; cursor: pointer; }
.nav-mobile { display: none; flex-direction: column; gap: 1rem; padding: 1rem 0 1.5rem; background: rgba(13,10,16,0.97); }
.nav-mobile.open { display: flex; }
.nav-mobile a { color: var(--gray); text-decoration: none; font-size: 1rem; font-weight: 500; padding: .3rem 0; }
.nav-mobile .nav-cta { background: var(--yellow); color: #000; padding: .6rem 1.5rem; border-radius: 50px; text-align: center; font-weight: 700; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: space-between;
  padding: 100px 2rem 4rem;
  max-width: 1200px; margin: 0 auto;
  gap: 3rem; position: relative;
}
.hero-bg {
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 60% 50% at 80% 30%, rgba(68,23,82,0.6) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(45,212,191,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 60% 70%, rgba(246,209,8,0.08) 0%, transparent 60%),
    var(--bg);
}
.hero-content { flex: 1; max-width: 580px; }
.hero-badge {
  display: inline-block; background: rgba(246,209,8,0.12); color: var(--yellow);
  border: 1px solid rgba(246,209,8,0.25); border-radius: 50px;
  padding: .35rem 1rem; font-size: .8rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; margin-bottom: 1.5rem;
}
.hero-content h1 { margin-bottom: 1.2rem; }
.hero-sub { font-size: 1.15rem; margin-bottom: 2.5rem; max-width: 480px; }
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn-primary {
  background: var(--yellow); color: #000;
  padding: .85rem 2rem; border-radius: 50px; font-weight: 800; font-size: .95rem;
  text-decoration: none; display: inline-flex; align-items: center; gap: .5rem;
  transition: transform .2s, box-shadow .2s;
  box-shadow: 0 0 30px rgba(246,209,8,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 45px rgba(246,209,8,0.5); }

.btn-secondary {
  background: rgba(255,255,255,0.07); color: var(--white);
  border: 1px solid rgba(255,255,255,0.15);
  padding: .85rem 2rem; border-radius: 50px; font-weight: 600; font-size: .95rem;
  text-decoration: none; transition: background .2s;
}
.btn-secondary:hover { background: rgba(255,255,255,0.12); }

.hero-phones {
  position: relative; width: 340px; height: 600px; flex-shrink: 0;
}
.phone-mockup {
  position: absolute;
  width: 220px; border-radius: 36px;
  overflow: hidden;
  border: 2px solid rgba(255,255,255,0.1);
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
}
.phone-mockup img { width: 100%; display: block; }
.phone-front { bottom: 0; right: 0; z-index: 2; }
.phone-back  { top: 0; left: 0; z-index: 1; transform: rotate(-6deg); opacity: .75; }

/* ── SECTIONS SHARED ── */
.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section-label {
  font-size: .75rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase;
  color: var(--teal); margin-bottom: .75rem;
}
.section-sub { color: var(--gray); max-width: 520px; margin: .75rem 0 3rem; font-size: 1.05rem; }

/* ── FEATURES ── */
.features { padding: 7rem 0; }
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem;
  margin-top: 3rem;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius); padding: 2rem;
  transition: transform .25s, border-color .25s;
}
.feature-card:hover { transform: translateY(-4px); border-color: rgba(246,209,8,0.2); }
.feature-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem;
}
.feature-card p { font-size: .92rem; }

/* ── SCREENSHOTS ── */
.screenshots { padding: 7rem 0; background: rgba(68,23,82,0.12); }
.screenshots-scroll {
  display: flex; gap: 1.25rem; overflow-x: auto; padding: 1.5rem 0 2rem;
  scrollbar-width: none; -ms-overflow-style: none;
}
.screenshots-scroll::-webkit-scrollbar { display: none; }
.screenshot-item { flex-shrink: 0; text-align: center; }
.screenshot-item img {
  width: 180px; border-radius: 28px;
  border: 2px solid rgba(255,255,255,0.08);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  display: block; transition: transform .25s;
}
.screenshot-item:hover img { transform: scale(1.04); }
.screenshot-item p { margin-top: .75rem; font-size: .8rem; color: var(--gray); font-weight: 500; }

/* ── ABOUT ── */
.about { padding: 7rem 0; }
.about-inner { display: flex; align-items: center; gap: 5rem; }
.about-text { flex: 1; }
.about-text p { margin-bottom: 1.25rem; font-size: 1rem; }
.about-stats { display: flex; gap: 2.5rem; margin-top: 2.5rem; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 2rem; font-weight: 900; line-height: 1; }
.stat-label { font-size: .8rem; color: var(--gray); font-weight: 500; margin-top: .25rem; }
.about-visual { flex-shrink: 0; }
.about-phone {
  width: 240px; border-radius: 36px; overflow: hidden;
  border: 2px solid rgba(255,255,255,0.1);
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}
.about-phone img { width: 100%; display: block; }

/* ── DOWNLOAD ── */
.download { padding: 7rem 0; position: relative; overflow: hidden; }
.download-inner { text-align: center; position: relative; z-index: 1; }
.download-glow {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 600px; height: 400px; border-radius: 50%;
  background: radial-gradient(ellipse, rgba(68,23,82,0.7) 0%, transparent 70%);
  pointer-events: none;
}
.download-inner h2 { margin-bottom: 1rem; }
.download-inner p { max-width: 480px; margin: 0 auto 2.5rem; font-size: 1.05rem; }
.download-buttons { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }
.btn-store {
  display: inline-flex; align-items: center; gap: .75rem;
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.15);
  color: var(--white); text-decoration: none;
  padding: 1rem 2rem; border-radius: 14px; font-weight: 600; font-size: 1rem;
  transition: background .2s;
}
.btn-store:hover { background: rgba(255,255,255,0.12); }
.coming-soon { border-color: rgba(246,209,8,0.3); color: var(--yellow); }

/* ── CONTACT ── */
.contact { padding: 5rem 0; }
.contact-inner { text-align: center; }
.contact-inner h2 { margin-bottom: 1rem; }
.contact-inner p { max-width: 400px; margin: 0 auto 2rem; }

/* ── FOOTER ── */
footer {
  padding: 3rem 2rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-logo {
  font-size: 1.8rem; font-weight: 900; letter-spacing: .1em;
  background: linear-gradient(135deg, var(--yellow), var(--teal));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  margin-bottom: .4rem;
}
.footer-tagline { font-size: .85rem; color: var(--gray); font-style: italic; margin-bottom: 1.5rem; }
.footer-links { display: flex; justify-content: center; gap: 2rem; margin-bottom: 1.5rem; }
.footer-links a { color: var(--gray); text-decoration: none; font-size: .85rem; transition: color .2s; }
.footer-links a:hover { color: var(--white); }
.footer-copy { font-size: .8rem; color: rgba(255,255,255,0.3); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero { flex-direction: column; text-align: center; padding-top: 120px; }
  .hero-sub { margin: 0 auto 2.5rem; }
  .hero-buttons { justify-content: center; }
  .hero-phones { width: 280px; height: 480px; }
  .phone-mockup { width: 170px; }
  .nav-links { display: none; }
  .nav-hamburger { display: block; }
  .about-inner { flex-direction: column; text-align: center; gap: 3rem; }
  .about-stats { justify-content: center; }
  .about-visual { display: none; }
  .features-grid { grid-template-columns: 1fr; }
}