/* ═══ NAV ═══ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.nav__logo { display: inline-flex; align-items: center; gap: 0.625rem; }
.nav__links { display: flex; gap: 2rem; }
.nav__links a { font-size: 0.9375rem; font-weight: 500; color: var(--text-secondary); }
.nav__links a:hover { color: var(--text-primary); }
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__inner { min-height: 60px; }
}

/* ═══ HERO ═══ */
.hero { padding: 5rem 0 6rem; overflow: hidden; }
.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  grid-template-areas:
    "text    phone"
    "actions phone";
  column-gap: 4rem;
  row-gap: 2rem;
  align-items: center;
}
.hero__text { grid-area: text; }
.hero__phone { grid-area: phone; display: flex; justify-content: center; align-items: center; position: relative; }
.hero__actions { grid-area: actions; align-self: start; }
.hero__title { margin: 1.5rem 0 1.75rem; }
.hero__subtitle { font-size: 1.375rem; color: var(--text-secondary); max-width: 36rem; line-height: 1.45; }
.hero__ctas { display: flex; gap: 0.75rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.hero__trust { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; font-weight: 500; color: var(--text-secondary); }
.stars { color: var(--amber); letter-spacing: 0.1em; font-size: 0.9375rem; }

.hero__phone::before {
  content: '';
  position: absolute;
  inset: -10%;
  background: radial-gradient(circle at 50% 40%, rgba(99, 102, 241, 0.15) 0%, transparent 65%);
  z-index: -1;
}

@media (max-width: 960px) {
  .hero { padding: 3rem 0 4rem; }
  .hero__inner {
    grid-template-columns: 1fr;
    grid-template-areas:
      "text"
      "phone"
      "actions";
    column-gap: 0;
    row-gap: 2.5rem;
    text-align: center;
  }
  .hero__actions { align-self: stretch; display: flex; flex-direction: column; align-items: center; }
  .hero__ctas { justify-content: center; }
  .hero__subtitle { margin-left: auto; margin-right: auto; }
  .hero__trust { justify-content: center; }
  .phone--large { width: 300px; }
}
@media (max-width: 480px) {
  .hero__ctas { flex-direction: column; align-items: stretch; width: 100%; }
  .hero__ctas .store-btn { justify-content: center; }
}

/* ═══ VALUE BAND ═══ */
.value-band {
  background: var(--indigo-bg-light);
  padding: 6rem 0;
  text-align: center;
}
.value-band__title { margin-bottom: 1.5rem; font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.04em; }
.value-band__body { font-size: 1.25rem; max-width: 50rem; margin: 0 auto; line-height: 1.6; }
@media (max-width: 640px) { .value-band { padding: 4rem 0; } .value-band__body { font-size: 1.0625rem; } }

/* ═══ HOW IT WORKS ═══ */
.how { padding: 7rem 0; text-align: center; }
.how__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: left;
}
.step {
  background: var(--bg-soft);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  min-height: 240px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.step:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--indigo);
  color: var(--white);
  font-size: 1.125rem;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 1rem;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}
.step__title { margin-bottom: 0.75rem; }
.step__body { font-size: 1rem; line-height: 1.6; }

@media (max-width: 840px) { .how { padding: 5rem 0; } .how__steps { grid-template-columns: 1fr; } }

/* ═══ FEATURES ═══ */
.features { background: var(--bg-soft); padding: 7rem 0; text-align: center; }
.features__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  text-align: left;
}
.feature {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.feature:hover { transform: translateY(-4px); border-color: var(--indigo-border); box-shadow: var(--shadow-md); }
.feature__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--indigo-bg);
  border-radius: var(--radius-lg);
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
}
.feature__title { margin-bottom: 0.625rem; }
.feature__body { font-size: 1rem; line-height: 1.6; }

@media (max-width: 768px) { .features { padding: 5rem 0; } .features__grid { grid-template-columns: 1fr; } }

/* ═══ SCREENSHOTS GALLERY ═══ */
.gallery { padding: 7rem 0; text-align: center; }
.gallery__row { display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap; }
.gallery__item { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.gallery__item figcaption { text-align: center; }
.gallery__item figcaption strong { display: block; font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em; }
.gallery__item figcaption span { display: block; font-size: 0.9375rem; color: var(--text-secondary); margin-top: 0.125rem; }
@media (max-width: 640px) { .gallery { padding: 4rem 0; } .phone { width: 260px; } }

/* ═══ FINAL CTA ═══ */
.final-cta {
  background: var(--text-primary);
  color: var(--white);
  padding: 7rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.final-cta::before {
  content: '';
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.28) 0%, transparent 60%);
  pointer-events: none;
}
.final-cta .container { position: relative; z-index: 1; }
.final-cta__title { color: var(--white); font-size: clamp(2.5rem, 6vw, 4.5rem); margin-bottom: 1.25rem; letter-spacing: -0.04em; }
.final-cta__body { color: rgba(255, 255, 255, 0.75); font-size: 1.25rem; margin-bottom: 2.5rem; }
.final-cta__ctas { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
@media (max-width: 640px) { .final-cta { padding: 5rem 0; } .final-cta__ctas { flex-direction: column; align-items: stretch; padding: 0 1rem; } .final-cta__ctas .store-btn { justify-content: center; } }

/* ═══ FOOTER ═══ */
.footer { background: var(--white); padding: 3.5rem 0 2rem; border-top: 1px solid var(--border); }
.footer__top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 2rem; border-bottom: 1px solid var(--border); }
.footer__brand { display: flex; flex-direction: column; gap: 0.875rem; max-width: 22rem; }
.footer__logo { display: inline-flex; align-items: center; gap: 0.625rem; }
.footer__tag { font-size: 0.9375rem; }
.footer__social {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-primary);
  align-self: flex-start;
  transition: all 0.2s var(--ease);
}
.footer__social:hover { border-color: var(--indigo-border); background: var(--indigo-bg); color: var(--indigo-dark); }
.footer__col { display: flex; flex-direction: column; gap: 0.625rem; }
.footer__col h4 { margin-bottom: 0.375rem; font-size: 0.8125rem; font-weight: 600; text-transform: none; letter-spacing: -0.01em; }
.footer__col a, .footer__col .footer__soon { font-size: 0.875rem; color: var(--text-secondary); }
.footer__col a:hover { color: var(--indigo); }
.footer__soon { color: var(--text-tertiary); }
.footer__bottom { display: flex; justify-content: space-between; padding-top: 1.5rem; color: var(--text-tertiary); font-size: 0.8125rem; }
@media (max-width: 768px) {
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .footer__top { grid-template-columns: 1fr; gap: 1.75rem; }
  .footer__bottom { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
}