:root {
  --ink: #e8f4f8;
  --muted: rgba(232, 244, 248, 0.72);
  --deep: #02060e;
  --navy: #071526;
  --teal: #14b8a6;
  --cyan: #22d3ee;
  --line: rgba(103, 232, 249, 0.16);
  --solid: #0d9488;
  --solid-hover: #0f766e;
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(14, 165, 164, 0.28), transparent 55%),
    radial-gradient(900px 500px at -10% 20%, rgba(3, 105, 161, 0.35), transparent 50%),
    linear-gradient(165deg, #02060e 0%, #071526 42%, #0a1f33 100%);
  background-attachment: fixed;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--cyan);
  color: #042f2e;
  padding: 0.6rem 1rem;
  z-index: 100;
}

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

.top {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem clamp(1.1rem, 3vw, 2.5rem);
  backdrop-filter: blur(16px);
  background: rgba(2, 6, 14, 0.55);
  border-bottom: 1px solid var(--line);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-mark img {
  border-radius: 9px;
}

.top-nav {
  display: none;
  align-items: center;
  gap: 0.35rem 1.1rem;
  font-size: 0.95rem;
  font-weight: 500;
}

.top-nav > a:not(.btn) {
  opacity: 0.82;
}

.top-nav > a:not(.btn):hover {
  opacity: 1;
}

.menu-btn {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  padding: 0 11px;
}

.menu-btn span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.menu-btn[aria-expanded="true"] span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.menu-btn[aria-expanded="true"] span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.75rem 1.1rem 1.1rem;
  background: rgba(2, 6, 14, 0.92);
  border-bottom: 1px solid var(--line);
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav a {
  padding: 0.75rem 0.35rem;
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 999px;
  padding: 0.55rem 1.05rem;
  font-weight: 700;
  font-size: 0.92rem;
  border: 1px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-solid {
  background: linear-gradient(135deg, var(--teal), var(--solid));
  color: #042f2e;
}

.btn-solid:hover {
  background: linear-gradient(135deg, #2dd4bf, var(--solid-hover));
}

.btn-outline {
  border-color: rgba(103, 232, 249, 0.35);
  background: rgba(255, 255, 255, 0.03);
}

.btn-outline:hover {
  border-color: rgba(103, 232, 249, 0.7);
  background: rgba(34, 211, 238, 0.08);
}

.btn-ghost {
  border-color: transparent;
  background: transparent;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.06);
}

.btn-lg {
  padding: 0.85rem 1.35rem;
  font-size: 1rem;
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  gap: 1.5rem;
  padding: clamp(5rem, 12vh, 7rem) clamp(1.1rem, 3vw, 2.5rem) 2.5rem;
  overflow: hidden;
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 70% 40%, #000 25%, transparent 75%);
  animation: grid-drift 28s linear infinite;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
}

.hero-glow-a {
  width: min(55vw, 480px);
  height: min(55vw, 480px);
  right: 8%;
  top: 10%;
  background: rgba(20, 184, 166, 0.28);
  animation: pulse 7s ease-in-out infinite;
}

.hero-glow-b {
  width: min(40vw, 340px);
  height: min(40vw, 340px);
  left: 6%;
  bottom: 12%;
  background: rgba(14, 116, 144, 0.35);
  animation: pulse 9s ease-in-out infinite reverse;
}

.hero-copy {
  max-width: 38rem;
  z-index: 2;
  animation: rise 0.85s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.brand-hero {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 9vw, 4.6rem);
  letter-spacing: -0.045em;
  line-height: 0.95;
  background: linear-gradient(120deg, #f0fdfa 10%, #67e8f9 45%, #14b8a6 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-copy h1 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 3.8vw, 2.05rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  max-width: 16ch;
}

.lede {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: clamp(1rem, 2.4vw, 1.12rem);
  max-width: 34ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero-phones {
  position: relative;
  height: min(58vh, 520px);
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  perspective: 1200px;
}

.phone {
  position: absolute;
  margin: 0;
  width: min(42vw, 200px);
  border-radius: 28px;
  overflow: hidden;
  border: 2px solid rgba(103, 232, 249, 0.22);
  box-shadow:
    0 30px 60px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset;
  background: #02060e;
  will-change: transform, opacity;
}

.phone img {
  width: 100%;
  height: auto;
  display: block;
  transition: opacity 0.45s ease;
}

.phone-back {
  left: 4%;
  top: 8%;
  transform: rotate(-12deg) translateY(12px);
  opacity: 0.55;
  z-index: 1;
  animation: phone-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.05s both, float-a 6.5s ease-in-out 1s infinite;
}

.phone-mid {
  right: 6%;
  top: 4%;
  transform: rotate(10deg) translateY(8px);
  opacity: 0.7;
  z-index: 2;
  animation: phone-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.18s both, float-b 7.2s ease-in-out 1.1s infinite;
}

.phone-front {
  left: 50%;
  top: 12%;
  width: min(48vw, 230px);
  transform: translateX(-50%) rotate(-2deg);
  z-index: 3;
  opacity: 1;
  animation: phone-in 1s cubic-bezier(0.22, 1, 0.36, 1) 0.28s both, float-c 5.8s ease-in-out 1.2s infinite;
  border-color: rgba(103, 232, 249, 0.4);
}

.phone-front img.is-swap {
  animation: shot-swap 0.55s ease;
}

/* —— Sections —— */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section-head {
  max-width: 36rem;
  margin: 0 auto 2rem;
  padding: 0 clamp(1.1rem, 3vw, 2.5rem);
}

.section-head h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

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

/* Marquee screenshots */
.shot-marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  margin-bottom: 2.5rem;
}

.shot-track {
  display: flex;
  gap: 1rem;
  width: max-content;
  padding: 0.5rem clamp(1.1rem, 3vw, 2.5rem);
  animation: marquee 48s linear infinite;
}

.shot-marquee:hover .shot-track {
  animation-play-state: paused;
}

.shot-card {
  margin: 0;
  flex: 0 0 auto;
  width: min(42vw, 220px);
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  transition: transform 0.35s ease, border-color 0.35s ease;
}

.shot-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(103, 232, 249, 0.45);
}

.shot-card img {
  width: 100%;
  aspect-ratio: 9 / 19.5;
  object-fit: cover;
  object-position: top;
}

.tablet-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 clamp(1.1rem, 3vw, 2.5rem);
}

.tablet {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  transition: transform 0.4s ease, border-color 0.4s ease;
}

.tablet:hover {
  transform: translateY(-6px);
  border-color: rgba(103, 232, 249, 0.4);
}

.tablet img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top;
}

.features,
.platforms {
  max-width: 1100px;
  margin: 0 auto;
  padding-left: clamp(1.1rem, 3vw, 2.5rem);
  padding-right: clamp(1.1rem, 3vw, 2.5rem);
}

.features .section-head,
.platforms .section-head {
  padding: 0;
  margin-left: 0;
}

.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.feature-list li {
  display: grid;
  gap: 0.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.feature-list strong {
  font-family: var(--font-display);
  font-size: 1.12rem;
  letter-spacing: -0.02em;
}

.feature-list span {
  color: var(--muted);
  max-width: 42rem;
}

.platform-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-bottom: 2rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.5vw, 1.35rem);
  letter-spacing: -0.02em;
}

.platform-row p {
  margin: 0;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.mid-cta {
  display: flex;
}

.foot {
  display: grid;
  gap: 1rem;
  padding: 2.5rem clamp(1.1rem, 3vw, 2.5rem) 2rem;
  border-top: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
}

.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.foot-links a:hover {
  color: var(--ink);
}

.foot-copy {
  margin: 0;
  color: rgba(232, 244, 248, 0.45);
  font-size: 0.85rem;
}

.legal-page {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) clamp(1.1rem, 3vw, 2.5rem);
}

.legal-card h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.03em;
}

.legal-kicker {
  margin: 0 0 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
}

.legal-card .lede {
  margin-bottom: 1.75rem;
}

.steps {
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 1rem;
}

.steps li {
  counter-increment: step;
  display: grid;
  gap: 0.25rem;
  padding: 1rem 1rem 1rem 3.25rem;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  animation: rise 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(0.08s * var(--i, 1));
}

.steps li:nth-child(1) {
  --i: 1;
}
.steps li:nth-child(2) {
  --i: 2;
}
.steps li:nth-child(3) {
  --i: 3;
}
.steps li:nth-child(4) {
  --i: 4;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0.85rem;
  top: 1rem;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  background: linear-gradient(135deg, var(--teal), var(--solid));
  color: #042f2e;
}

.steps strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.steps span {
  color: var(--muted);
  font-size: 0.95rem;
}

.steps a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.callout {
  padding: 1rem 1.15rem;
  border-radius: 14px;
  border: 1px solid rgba(248, 113, 113, 0.35);
  background: rgba(248, 113, 113, 0.08);
}

.callout p {
  margin: 0;
  color: rgba(254, 226, 226, 0.92);
  font-size: 0.95rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes phone-in {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.92);
  }
  to {
    opacity: 1;
  }
}

@keyframes float-a {
  0%,
  100% {
    transform: rotate(-12deg) translateY(12px);
  }
  50% {
    transform: rotate(-10deg) translateY(0);
  }
}

@keyframes float-b {
  0%,
  100% {
    transform: rotate(10deg) translateY(8px);
  }
  50% {
    transform: rotate(8deg) translateY(-6px);
  }
}

@keyframes float-c {
  0%,
  100% {
    transform: translateX(-50%) rotate(-2deg) translateY(0);
  }
  50% {
    transform: translateX(-50%) rotate(-1deg) translateY(-10px);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.85;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

@keyframes grid-drift {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 48px 48px;
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@keyframes shot-swap {
  0% {
    opacity: 0.35;
    transform: scale(0.98);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (min-width: 780px) {
  .top-nav {
    display: flex;
  }

  .menu-btn,
  .mobile-nav {
    display: none !important;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.95fr);
    align-items: center;
    gap: 2rem;
    padding-top: clamp(4rem, 10vh, 6rem);
    padding-bottom: clamp(3rem, 8vh, 5rem);
  }

  .hero-phones {
    height: min(72vh, 620px);
    max-width: none;
    margin: 0;
  }

  .phone {
    width: min(28vw, 230px);
  }

  .phone-front {
    width: min(32vw, 260px);
  }

  .phone-back {
    left: 2%;
  }

  .phone-mid {
    right: 4%;
  }

  .feature-list {
    grid-template-columns: 1fr 1fr;
    gap: 0 2.5rem;
  }

  .platform-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 1.5rem;
  }

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

  .foot {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .hero-phones {
    height: 640px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .shot-track {
    animation: none;
    flex-wrap: wrap;
    width: auto;
    max-width: 1100px;
    margin: 0 auto;
    justify-content: center;
  }
}