:root {
  --bg: #f5f7fb;
  --bg-elevated: #ffffff;
  --text: #0f172a;
  --muted: #5b6577;
  --cyan: #0891b2;
  --cyan-bright: #00d4e4;
  --violet: #7c3aed;
  --glass: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(15, 23, 42, 0.08);
  --radius: 20px;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: var(--cyan);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--cyan);
  color: #041018;
  padding: 0.75rem 1rem;
  z-index: 1000;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.shell {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.shell--narrow {
  width: min(760px, calc(100% - 2.5rem));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(245, 247, 251, 0.82);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.site-header__inner {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
}

.brand__logo {
  border-radius: 10px;
}

.brand__name {
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.nav {
  display: none;
  gap: 1.25rem;
  margin-left: auto;
}

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

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

.site-header__actions {
  display: flex;
  gap: 0.6rem;
  margin-left: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn--sm {
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
}

.btn--lg {
  padding: 0.95rem 1.45rem;
  font-size: 1.02rem;
}

.btn--block {
  width: 100%;
}

.btn--primary {
  color: #ffffff;
  background: linear-gradient(120deg, var(--cyan-bright), #22d3ee 40%, var(--violet));
  box-shadow: 0 12px 36px rgba(8, 145, 178, 0.28);
}

.btn--ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.7);
  border-color: var(--glass-border);
}

.btn--ghost:hover {
  border-color: rgba(8, 145, 178, 0.45);
}

.btn--neon {
  color: var(--cyan);
  background: rgba(8, 145, 178, 0.08);
  border-color: rgba(8, 145, 178, 0.35);
  box-shadow: 0 8px 24px rgba(8, 145, 178, 0.1);
}

.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: 3rem 0 4rem;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.45;
  animation: drift 14s ease-in-out infinite alternate;
}

.hero__orb--a {
  width: 42vw;
  height: 42vw;
  max-width: 520px;
  max-height: 520px;
  left: -8%;
  top: 10%;
  background: radial-gradient(circle, rgba(0, 212, 228, 0.55), transparent 70%);
}

.hero__orb--b {
  width: 48vw;
  height: 48vw;
  max-width: 620px;
  max-height: 620px;
  right: -12%;
  top: 20%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.35), transparent 70%);
  animation-delay: -4s;
}

.hero__orb--c {
  width: 30vw;
  height: 30vw;
  max-width: 360px;
  max-height: 360px;
  left: 35%;
  bottom: -10%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.35), transparent 70%);
  animation-delay: -7s;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  opacity: 0.7;
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(24px, -28px, 0) scale(1.08); }
}

.hero__content {
  position: relative;
  text-align: center;
  max-width: 860px;
}

.hero__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero__brand img {
  border-radius: 14px;
  box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.08), 0 12px 36px rgba(8, 145, 178, 0.18);
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 800;
}

.text-gradient {
  background: linear-gradient(120deg, var(--cyan), #0f172a 42%, var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lead {
  margin: 1.15rem auto 0;
  max-width: 34rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
}

.hero__cta,
.hero__install,
.hero__stores,
.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.hero__cta {
  margin-top: 1.75rem;
}

.hero__install {
  margin-top: 0.85rem;
  min-height: 0;
}

.hero__stores {
  margin-top: 1.5rem;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.7rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--glass-border);
  background: #ffffff;
  color: var(--text);
  text-decoration: none;
  min-width: 168px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}

.store-btn:hover {
  border-color: rgba(8, 145, 178, 0.4);
  text-decoration: none;
}

.store-btn i {
  font-size: 1.45rem;
}

.store-btn small {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
}

.store-btn strong {
  font-size: 0.98rem;
}

.hero__scroll {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  width: 22px;
  height: 36px;
  border: 1px solid rgba(15, 23, 42, 0.18);
  border-radius: 999px;
}

.hero__scroll span {
  display: block;
  width: 4px;
  height: 8px;
  margin: 8px auto 0;
  border-radius: 999px;
  background: var(--cyan);
  animation: scrollDot 1.6s ease-in-out infinite;
}

@keyframes scrollDot {
  0% { opacity: 0; transform: translateY(0); }
  40% { opacity: 1; }
  100% { opacity: 0; transform: translateY(12px); }
}

.section {
  padding: 5.5rem 0;
}

.section--alt {
  background: linear-gradient(180deg, rgba(124, 58, 237, 0.06), transparent 42%, rgba(8, 145, 178, 0.05));
}

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

.eyebrow {
  margin: 0 0 0.6rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
}

.section__head h2,
.cta-band h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.grid {
  display: grid;
  gap: 1.1rem;
}

.features-grid,
.reviews-grid {
  grid-template-columns: 1fr;
}

.glass-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.4rem 1.35rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.glass-card h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.glass-card p {
  margin: 0;
  color: var(--muted);
}

.glass-card__icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  border-radius: 14px;
  color: var(--cyan);
  background: linear-gradient(135deg, rgba(8, 145, 178, 0.14), rgba(124, 58, 237, 0.14));
  font-size: 1.35rem;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.steps__num {
  display: block;
  margin-bottom: 0.7rem;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--violet);
  letter-spacing: -0.04em;
}

.pricing {
  display: grid;
  place-items: center;
}

.pricing__card {
  width: min(420px, 100%);
  text-align: center;
  padding: 2rem 1.6rem;
  border-color: rgba(8, 145, 178, 0.28);
  background:
    linear-gradient(160deg, rgba(8, 145, 178, 0.08), rgba(124, 58, 237, 0.08)),
    #ffffff;
}

.pricing__badge {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ffffff;
  background: linear-gradient(120deg, var(--cyan), var(--violet));
}

.pricing__price {
  margin: 0.75rem 0 0.25rem;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
}

.pricing__price span {
  color: var(--cyan);
}

.pricing__then {
  margin: 0 0 1.25rem;
  color: var(--muted);
}

.pricing__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  text-align: left;
}

.pricing__list li {
  position: relative;
  padding: 0.45rem 0 0.45rem 1.5rem;
  color: var(--muted);
}

.pricing__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--cyan), var(--violet));
}

.review {
  margin: 0;
}

.review__head {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.9rem;
}

.review__head img {
  border-radius: 50%;
}

.review__head strong {
  display: block;
  font-family: var(--font-display);
}

.review__head span {
  color: var(--muted);
  font-size: 0.88rem;
}

.review blockquote {
  margin: 0;
  color: var(--muted);
  font-style: italic;
}

.faq__item {
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  background: var(--glass);
  margin-bottom: 0.75rem;
  padding: 0.2rem 1rem;
  backdrop-filter: blur(14px);
}

.faq__item summary {
  cursor: pointer;
  list-style: none;
  padding: 1rem 0;
  font-weight: 600;
  font-family: var(--font-display);
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

.faq__item summary::after {
  content: "+";
  float: right;
  color: var(--cyan);
  font-weight: 700;
}

.faq__item[open] summary::after {
  content: "–";
}

.faq__item p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.cta-band {
  padding-top: 2rem;
}

.cta-band__inner {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-radius: 28px;
  border: 1px solid rgba(8, 145, 178, 0.18);
  background:
    radial-gradient(circle at 20% 20%, rgba(0, 212, 228, 0.18), transparent 45%),
    radial-gradient(circle at 80% 30%, rgba(124, 58, 237, 0.14), transparent 40%),
    #ffffff;
}

.cta-band p {
  margin: 0.85rem auto 1.4rem;
  max-width: 34rem;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  padding: 3rem 0 2rem;
  background: #eef2f7;
}

.site-footer__grid {
  display: grid;
  gap: 1.75rem;
}

.site-footer h3 {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li + li {
  margin-top: 0.45rem;
}

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

.site-footer a:hover {
  color: var(--cyan);
}

.site-footer__tag {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.socials {
  display: flex;
  gap: 0.75rem;
}

.socials a {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: #ffffff;
  color: var(--text);
  font-size: 1.15rem;
}

.site-footer__copy {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  color: var(--muted);
  font-size: 0.9rem;
}

.ios-modal {
  border: none;
  padding: 0;
  background: transparent;
  max-width: min(420px, calc(100vw - 2rem));
}

.ios-modal::backdrop {
  background: rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(6px);
}

.ios-modal__card {
  margin: 0;
  padding: 1.5rem;
}

.ios-modal__card h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
}

.ios-modal__card ol {
  margin: 0 0 1.25rem;
  padding-left: 1.2rem;
  color: var(--muted);
}

.ios-modal__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (min-width: 720px) {
  .nav {
    display: flex;
  }

  .site-header__actions {
    margin-left: 0;
  }

  .features-grid,
  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .site-footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

@media (min-width: 980px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero__orb { animation: none; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}