:root {
  color-scheme: dark light;

  /* Brand blues (dark-first) */
  --navy-0: #050a12;
  --navy-1: #07142a;
  --navy-2: #0b1f3f;
  --blue-1: #0b3b8f;
  --blue-2: #1f6fff;
  --blue-3: #62a6ff;

  /* Neutrals */
  --bg: var(--navy-0);
  --bg-2: #070f1d;
  --surface: #0b1220;
  --surface-2: rgba(11, 18, 32, 0.72);
  --border: rgba(229, 238, 252, 0.12);
  --border-2: rgba(229, 238, 252, 0.08);

  --text: #e5eefc;
  --muted: rgba(229, 238, 252, 0.74);
  --faint: rgba(229, 238, 252, 0.52);

  /* Components */
  --accent: var(--blue-2);
  --accent-2: var(--blue-3);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.55);
  --radius: 22px;
  --max-width: 1120px;
  --font: "Manrope", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #e9f0ff;
    --bg-2: #f3f6ff;
    --surface: rgba(255, 255, 255, 0.78);
    --surface-2: rgba(255, 255, 255, 0.62);
    --border: rgba(15, 23, 42, 0.12);
    --border-2: rgba(15, 23, 42, 0.08);

    --text: #0b1220;
    --muted: rgba(11, 18, 32, 0.72);
    --faint: rgba(11, 18, 32, 0.55);

    /* Slightly darker blues for light backgrounds */
    --navy-1: #081a33;
    --blue-1: #0b3b8f;
    --blue-2: #1d4ed8;
    --blue-3: #3b82f6;
    --accent: var(--blue-2);
    --accent-2: var(--blue-3);

    --shadow: 0 26px 70px rgba(2, 6, 23, 0.18);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-weight: 500;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 15% 0%, rgba(31, 111, 255, 0.26) 0%, transparent 45%),
    radial-gradient(circle at 85% 10%, rgba(11, 59, 143, 0.22) 0%, transparent 50%),
    linear-gradient(180deg, rgba(7, 20, 42, 0.9) 0%, rgba(5, 10, 18, 0) 22%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 55%, var(--bg) 100%);
  overflow-x: hidden;
}

@media (prefers-color-scheme: light) {
  body {
    background-image:
      radial-gradient(circle at 12% 0%, rgba(59, 130, 246, 0.30) 0%, transparent 48%),
      radial-gradient(circle at 88% 10%, rgba(11, 59, 143, 0.18) 0%, transparent 55%),
      linear-gradient(180deg, rgba(11, 59, 143, 0.22) 0%, rgba(11, 59, 143, 0) 26%),
      linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 55%, var(--bg) 100%);
  }
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: 0.33;
  background-image: radial-gradient(rgba(229, 238, 252, 0.08) 1px, transparent 0);
  background-size: 26px 26px;
}

@media (prefers-color-scheme: light) {
  body::before {
    opacity: 0.18;
    background-image: radial-gradient(rgba(11, 18, 32, 0.08) 1px, transparent 0);
  }
}

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

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: -0.02em;
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 18px clamp(20px, 5vw, 48px);
  background: linear-gradient(180deg, rgba(7, 20, 42, 0.92) 0%, rgba(7, 20, 42, 0.64) 60%, rgba(7, 20, 42, 0) 100%);
  backdrop-filter: blur(10px);
}

@media (prefers-color-scheme: light) {
  .site-header {
    background: linear-gradient(180deg, rgba(11, 59, 143, 0.22) 0%, rgba(233, 240, 255, 0.62) 70%, rgba(233, 240, 255, 0) 100%);
  }
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blue-2), var(--blue-1));
  box-shadow: 0 14px 34px rgba(31, 111, 255, 0.26);
  display: grid;
  place-items: center;
  font-weight: 800;
  color: #ffffff;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 600;
}

.nav-links a {
  padding: 10px 12px;
  border-radius: 999px;
  color: var(--muted);
  transition: background 0.18s ease, color 0.18s ease;
}

.nav-links a:hover {
  background: rgba(31, 111, 255, 0.16);
  color: var(--text);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue-2), var(--blue-1));
  color: #ffffff;
  box-shadow: 0 16px 40px rgba(31, 111, 255, 0.22);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 58px rgba(31, 111, 255, 0.26);
  filter: saturate(1.06);
}

.button-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(98, 166, 255, 0.35);
  box-shadow: none;
}

.button-outline:hover {
  background: rgba(31, 111, 255, 0.12);
  transform: translateY(-1px);
  box-shadow: none;
}

.button-ghost {
  background: rgba(11, 18, 32, 0.45);
  border: 1px solid rgba(98, 166, 255, 0.22);
  color: var(--text);
  box-shadow: none;
}

@media (prefers-color-scheme: light) {
  .button-ghost {
    background: rgba(255, 255, 255, 0.55);
    border: 1px solid rgba(11, 59, 143, 0.22);
    color: rgba(11, 18, 32, 0.84);
  }
}

main {
  display: block;
}

.hero {
  position: relative;
  padding: clamp(54px, 7vw, 86px) 0 0;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 48px) 72px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: center;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.75rem;
  font-weight: 900;
  color: rgba(98, 166, 255, 0.92);
}

@media (prefers-color-scheme: light) {
  .kicker {
    color: rgba(11, 59, 143, 0.85);
  }
}

.hero-title {
  font-size: clamp(2.55rem, 4.2vw, 4rem);
  line-height: 1.03;
  margin-top: 10px;
}

.hero-subheading {
  margin-top: 12px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--faint);
}

.hero-lead {
  margin-top: 18px;
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 56ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 22px;
}

.hero-highlights {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.hero-highlights strong {
  color: var(--text);
  font-weight: 900;
}

.hero-media {
  position: relative;
}

.app-shot {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 26px;
  border: 1px solid var(--border);
  background: rgba(11, 18, 32, 0.45);
  box-shadow: var(--shadow);
}

.hero-wave {
  color: var(--bg);
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 140px;
  pointer-events: none;
}

.hero-wave svg {
  width: 100%;
  height: 100%;
  display: block;
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 70px clamp(20px, 5vw, 48px);
}

.section-heading {
  max-width: 70ch;
  margin-bottom: 26px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.74rem;
  font-weight: 900;
  color: rgba(98, 166, 255, 0.92);
}

@media (prefers-color-scheme: light) {
  .eyebrow {
    color: rgba(11, 59, 143, 0.85);
  }
}

.section-heading h2 {
  margin-top: 12px;
  font-size: clamp(1.9rem, 2.8vw, 2.6rem);
  line-height: 1.12;
}

.section-lead {
  margin-top: 12px;
  color: var(--muted);
}

.feature-rows {
  display: grid;
  gap: 22px;
}

.feature-row {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 22px;
  padding: 18px;
  border-radius: 26px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
}

.feature-row-reverse {
  grid-template-columns: 1.05fr 0.95fr;
}

.feature-row-reverse .row-media {
  order: 2;
}

.row-media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.12);
}

.row-copy {
  padding: 6px 8px;
}

.row-copy h3 {
  font-size: 1.25rem;
  margin: 2px 0 10px;
}

.row-copy p {
  margin: 0;
}

.row-copy ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 6px;
}

.previews .preview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.preview-card {
  margin: 0;
  padding: 14px;
  border-radius: 22px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
}

.preview-card img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.12);
}

.preview-card figcaption {
  margin-top: 12px;
  display: grid;
  gap: 4px;
}

.preview-card strong {
  font-weight: 900;
  color: var(--text);
}

.preview-card span {
  color: var(--muted);
}

.privacy-card {
  padding: 26px;
  border-radius: 26px;
  background: linear-gradient(160deg, rgba(31, 111, 255, 0.12), rgba(11, 18, 32, 0.75));
  border: 1px solid rgba(98, 166, 255, 0.18);
}

@media (prefers-color-scheme: light) {
  .privacy-card {
    background: linear-gradient(160deg, rgba(29, 78, 216, 0.12), rgba(255, 255, 255, 0.7));
    border: 1px solid rgba(11, 59, 143, 0.16);
  }
}

.pill-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.pill {
  padding: 14px 14px;
  border-radius: 18px;
  border: 1px solid var(--border-2);
  background: rgba(11, 18, 32, 0.45);
  display: grid;
  gap: 6px;
}

@media (prefers-color-scheme: light) {
  .pill {
    background: rgba(255, 255, 255, 0.68);
  }
}

.pill strong {
  font-weight: 900;
  color: var(--text);
}

.pill span {
  color: var(--muted);
}

.cta {
  padding-top: 20px;
}

.cta-card {
  padding: 28px;
  border-radius: 28px;
  background: radial-gradient(circle at 20% 0%, rgba(98, 166, 255, 0.22), transparent 55%),
    linear-gradient(135deg, var(--navy-2), var(--blue-1));
  border: 1px solid rgba(98, 166, 255, 0.18);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: var(--shadow);
}

.cta-card p {
  margin-top: 10px;
  color: rgba(229, 238, 252, 0.78);
}

@media (prefers-color-scheme: light) {
  .cta-card p {
    color: rgba(11, 18, 32, 0.68);
  }
}

.button-invert {
  background: rgba(255, 255, 255, 0.92);
  color: #081a33;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.28);
}

.site-footer {
  max-width: var(--max-width);
  margin: 0 auto 48px;
  padding: 0 clamp(20px, 5vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: var(--faint);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--faint);
}

.site-footer .brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  margin-right: 10px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  animation: reveal 0.6s ease forwards;
  animation-delay: var(--delay, 0ms);
}

@keyframes reveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    padding-bottom: 56px;
  }

  .previews .preview-grid {
    grid-template-columns: 1fr;
  }

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

  .feature-row-reverse .row-media {
    order: 0;
  }

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

  .cta-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}