:root {
  --bg: #07091c;
  --bg-deep: #02040e;
  --panel: #171a31;
  --panel-soft: #202541;
  --text: #f9fbff;
  --muted: #bac1d7;
  --cyan: #5ef9ef;
  --blue: #73b7ff;
  --pink: #ff66d2;
  --violet: #a36dff;
  --lime: #d9ff59;
  --line: rgba(255, 255, 255, 0.15);
  --shadow: 0 28px 78px rgba(0, 0, 0, 0.48);
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

html,
body {
  overflow-x: hidden;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 10%, rgba(94, 249, 239, 0.16), transparent 25rem),
    radial-gradient(circle at 82% 18%, rgba(255, 102, 210, 0.16), transparent 28rem),
    radial-gradient(circle at 76% 72%, rgba(217, 255, 89, 0.1), transparent 22rem),
    linear-gradient(180deg, #06091f 0%, #090b21 45%, #02040e 100%);
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  font: inherit;
}

.section-shell {
  width: min(1160px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto minmax(180px, 1fr);
  align-items: center;
  gap: 1rem;
  min-height: 76px;
  padding: 0.65rem clamp(1rem, 4vw, 3.5rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(4, 6, 19, 0.86);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  width: max-content;
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 850;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  overflow: hidden;
  border: 1px solid rgba(94, 249, 239, 0.35);
  border-radius: 8px;
  background: #111432;
  box-shadow: 0 0 28px rgba(255, 102, 210, 0.22);
}

.brand-mark img {
  width: 100%;
  height: 100%;
  border-radius: 7px;
  object-fit: cover;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.9rem, 2vw, 1.65rem);
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 750;
}

.site-nav a {
  padding: 0.55rem 0;
}

.header-badge {
  justify-self: end;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  width: max-content;
  min-height: 52px;
  padding: 0.55rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.72);
  color: #fff;
  font-size: 1rem;
  font-weight: 850;
  line-height: 1.05;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.store-badge:hover,
.store-badge:focus-visible {
  color: #fff;
  border-color: rgba(94, 249, 239, 0.74);
  box-shadow: 0 16px 36px rgba(255, 102, 210, 0.22);
  transform: translateY(-2px);
}

.store-badge small {
  display: block;
  color: #dce5ff;
  font-size: 0.6rem;
  letter-spacing: 0;
}

.play-icon {
  width: 28px;
  flex: 0 0 28px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-open .menu-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.menu-open .menu-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.hero {
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-shell {
  display: grid;
  grid-template-columns: minmax(300px, 0.95fr) minmax(360px, 1.05fr);
  align-items: center;
  gap: clamp(2.5rem, 6vw, 6rem);
  min-height: calc(100vh - 76px);
  padding: clamp(4rem, 7vw, 6.8rem) 0 clamp(3rem, 6vw, 5.5rem);
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-content::before {
  content: "";
  position: absolute;
  inset: -3rem -5rem -4rem -4rem;
  z-index: -1;
  background:
    radial-gradient(circle at 8% 85%, rgba(94, 249, 239, 0.12), transparent 19rem),
    linear-gradient(90deg, rgba(5, 7, 24, 0.92), rgba(5, 7, 24, 0.28));
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 9ch;
  margin-bottom: 1rem;
  color: #fff;
  font-size: clamp(3.45rem, 7.5vw, 7rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.hero-content p {
  max-width: 34rem;
  color: #dce5ff;
  font-size: clamp(1.06rem, 1.6vw, 1.3rem);
  font-weight: 650;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1rem 0 1.2rem;
}

.hero-note {
  max-width: 31rem !important;
  color: rgba(220, 229, 255, 0.78) !important;
  font-size: 0.9rem !important;
}

.hero-note a,
.faq-intro a {
  color: var(--cyan);
  font-weight: 850;
  text-decoration: underline;
  text-decoration-color: rgba(94, 249, 239, 0.42);
  text-underline-offset: 0.16em;
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 640px;
}

.hero-phone {
  position: relative;
  z-index: 2;
  width: min(100%, 520px);
  max-height: 690px;
  object-fit: contain;
  filter: drop-shadow(0 34px 70px rgba(0, 0, 0, 0.55));
  animation: hero-float 5.5s ease-in-out infinite;
}

@keyframes hero-float {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, -16px, 0);
  }
}

.features,
.experience,
.faq {
  padding: clamp(3rem, 7vw, 6.5rem) 0;
}

.section-heading {
  max-width: 790px;
  margin: 0 auto clamp(2rem, 4vw, 3.2rem);
  text-align: center;
}

.section-heading h2,
.faq-intro h2 {
  margin-bottom: 1rem;
  color: var(--text);
  font-size: clamp(2.05rem, 4vw, 3.55rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.section-heading p,
.faq-intro p {
  color: var(--muted);
  font-size: 1.08rem;
  font-weight: 650;
  line-height: 1.65;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 1.8rem);
}

.feature-card {
  overflow: hidden;
  width: 100%;
  padding: 0;
  border: 1px solid rgba(255, 102, 210, 0.42);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.feature-card:hover,
.feature-card:focus-visible {
  border-color: rgba(94, 249, 239, 0.86);
  box-shadow: 0 30px 72px rgba(94, 249, 239, 0.16), 0 18px 45px rgba(255, 102, 210, 0.16);
  transform: translateY(-4px);
}

.feature-card:focus-visible,
.experience-item:focus-visible,
.faq-question:focus-visible,
.menu-toggle:focus-visible {
  outline: 3px solid rgba(94, 249, 239, 0.78);
  outline-offset: 4px;
}

.feature-card img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.experience-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.86fr) minmax(320px, 1.1fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 6rem);
}

.phone-showcase {
  display: grid;
  place-items: center;
}

.phone-showcase img {
  width: min(100%, 405px);
  max-height: 735px;
  object-fit: contain;
  filter: drop-shadow(0 34px 65px rgba(0, 0, 0, 0.5));
  opacity: 1;
  transform: translateY(0) scale(1);
  transition: opacity 180ms ease, transform 180ms ease;
}

.phone-showcase img.is-changing {
  opacity: 0;
  transform: translateY(10px) scale(0.985);
}

.experience-list {
  display: grid;
  gap: 1rem;
}

.experience-item {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
  padding: clamp(1.2rem, 2.4vw, 1.8rem);
  background: rgba(255, 255, 255, 0.96);
  color: #171a31;
  text-align: left;
  box-shadow: 0 24px 55px rgba(0, 0, 0, 0.24);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.experience-item:hover {
  transform: translateX(6px);
}

.experience-item h3 {
  margin-bottom: 0.5rem;
  color: #0b6f70;
  font-size: 1.18rem;
  line-height: 1.3;
}

.experience-item p {
  margin: 0;
  color: #596071;
  font-weight: 650;
  line-height: 1.58;
}

.experience-item.is-accent {
  border-color: rgba(255, 102, 210, 0.75);
  background: linear-gradient(135deg, #0fc6be 0%, #9770ff 44%, #ff68cd 100%);
  box-shadow: 0 25px 65px rgba(255, 102, 210, 0.22);
  transform: translateX(6px);
}

.experience-item.is-accent h3,
.experience-item.is-accent p {
  color: #fff;
}

.faq {
  display: grid;
  grid-template-columns: minmax(250px, 0.9fr) minmax(340px, 1.1fr);
  gap: clamp(2rem, 6vw, 5rem);
}

.faq-intro {
  position: sticky;
  top: 110px;
  align-self: start;
}

.faq-intro p {
  text-align: left;
}

.faq-list {
  display: grid;
  gap: 0.95rem;
}

.faq-item {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.faq-item.is-open {
  border-color: rgba(94, 249, 239, 0.48);
  background: rgba(94, 249, 239, 0.08);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  min-height: 74px;
  border: 0;
  padding: 1rem 1.35rem;
  background: transparent;
  color: var(--text);
  text-align: left;
  font-weight: 850;
  cursor: pointer;
}

.faq-item.is-open .faq-question {
  color: var(--cyan);
}

.faq-icon {
  position: relative;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.09);
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 13px;
  left: 8px;
  width: 12px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.faq-icon::after {
  transform: rotate(90deg);
  transition: transform 180ms ease;
}

.faq-item.is-open .faq-icon::after {
  transform: rotate(0deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 220ms ease;
}

.faq-item.is-open .faq-answer {
  max-height: 320px;
}

.faq-answer p {
  margin: 0;
  padding: 0 1.35rem 1.45rem;
  color: var(--muted);
  font-weight: 650;
  line-height: 1.65;
}

.site-footer {
  display: grid;
  place-items: center;
  gap: 1.65rem;
  padding: clamp(3.5rem, 7vw, 5.5rem) 1rem 1.35rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.3);
  text-align: center;
}

.footer-brand {
  font-size: 1.2rem;
}

.footer-badge {
  margin-top: -0.35rem;
}

.site-footer p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
  line-height: 1.65;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.9rem 1.75rem;
  color: var(--muted);
  font-weight: 800;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .menu-toggle {
    display: block;
    justify-self: end;
  }

  .site-nav {
    position: fixed;
    inset: 76px 1rem auto;
    display: grid;
    gap: 0;
    border: 1px solid rgba(94, 249, 239, 0.28);
    border-radius: 8px;
    padding: 0.65rem;
    background: rgba(4, 6, 19, 0.98);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .menu-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav a {
    border-radius: 8px;
    padding: 0.88rem 1rem;
  }

  .site-nav a:hover {
    background: rgba(94, 249, 239, 0.09);
  }

  .header-badge {
    display: none;
  }

  .hero-shell,
  .experience-layout,
  .faq {
    grid-template-columns: 1fr;
  }

  .hero-shell {
    min-height: auto;
    gap: 2rem;
    padding-top: clamp(3rem, 9vw, 5rem);
    text-align: center;
  }

  .hero-content::before {
    inset: -2rem -2rem;
    background: radial-gradient(circle at 50% 100%, rgba(94, 249, 239, 0.14), transparent 18rem);
  }

  .hero-content h1,
  .hero-content p,
  .hero-note {
    margin-inline: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    min-height: auto;
  }

  .hero-phone {
    width: min(100%, 470px);
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    max-width: 430px;
    margin-inline: auto;
  }

  .phone-showcase img {
    width: min(100%, 360px);
  }

  .faq-intro {
    position: static;
  }
}

@media (max-width: 560px) {
  .section-shell {
    width: min(calc(100% - 1.25rem), 360px);
  }

  .site-header {
    min-height: 68px;
    padding-inline: 0.875rem;
  }

  .brand {
    font-size: 0.98rem;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .site-nav {
    top: 68px;
  }

  h1 {
    font-size: clamp(2.85rem, 15vw, 3.7rem);
  }

  .hero-content p {
    font-size: 1rem;
  }

  .hero-note {
    font-size: 0.85rem !important;
  }

  .store-badge {
    min-height: 50px;
    padding: 0.5rem 1rem;
  }

  .hero-phone {
    width: min(100%, 340px);
  }

  .section-heading h2,
  .faq-intro h2 {
    font-size: clamp(1.9rem, 10vw, 2.45rem);
  }

  .features,
  .experience,
  .faq {
    padding-block: 3rem;
  }

  .experience-item:hover,
  .experience-item.is-accent {
    transform: none;
  }

  .experience-item,
  .faq-question,
  .faq-answer p {
    padding-inline: 1rem;
  }

  .faq-question {
    min-height: 68px;
  }
}

@media (max-width: 360px) {
  .brand span:last-child {
    max-width: 10rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  h1 {
    font-size: 2.7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}