:root {
  color-scheme: light;
  --bg: #f7fbff;
  --paper: #ffffff;
  --mist: #eef6fb;
  --ink: #24324a;
  --muted: #65738a;
  --line: #d8e5ee;
  --blue: #5f8fcf;
  --mint: #68b9a7;
  --peach: #f2ad8f;
  --lavender: #a997d8;
  --shadow: 0 24px 60px rgba(81, 104, 136, .18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background:
    linear-gradient(180deg, #f8fcff 0%, #f3f8fb 48%, #fff7f2 100%);
  color: var(--ink);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(95, 143, 207, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 143, 207, .08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.7), transparent 70%);
}

a {
  color: inherit;
}

.site-header,
main,
footer {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: .02em;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 12px 24px rgba(95, 143, 207, .22);
}

nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

nav a {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

nav a:hover {
  border-color: var(--line);
  background: rgba(255, 255, 255, .7);
  color: var(--ink);
}

.hero {
  display: grid;
  grid-template-columns: minmax(300px, 430px) 1fr;
  gap: 44px;
  align-items: center;
  padding: 64px 0 78px;
}

.hero-copy {
  max-width: 460px;
  min-width: 0;
}

/* version badge */
.badge {
  display: inline-block;
  margin-bottom: 16px;
  padding: 5px 14px;
  border-radius: 999px;
  background: #ecf4ff;
  border: 1px solid rgba(95, 143, 207, .25);
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* nav download button */
nav a.nav-download {
  background: var(--blue);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 18px rgba(95, 143, 207, .28);
}

nav a.nav-download:hover {
  background: #4d7ec0;
  border-color: transparent;
  color: #fff;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(52px, 8vw, 104px);
  line-height: .9;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1;
  letter-spacing: 0;
}

.lead {
  color: var(--muted);
  font-size: 19px;
  line-height: 1.6;
  overflow-wrap: break-word;
}

.lead.small {
  max-width: 620px;
  margin-bottom: 0;
  font-size: 17px;
}

.actions,
.feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, .74);
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(95, 143, 207, .12);
}

.button.primary {
  border-color: transparent;
  background: var(--blue);
  color: #fff;
  box-shadow: 0 16px 34px rgba(95, 143, 207, .34);
}

.button {
  transition: transform .15s, box-shadow .15s;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(95, 143, 207, .22);
}

.button.primary:hover {
  box-shadow: 0 20px 40px rgba(95, 143, 207, .44);
}

.hero-media {
  position: relative;
  min-width: 0;
}

.hero-media::before {
  content: "";
  position: absolute;
  inset: -18px;
  border: 1px solid rgba(95, 143, 207, .2);
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(104, 185, 167, .18), transparent 42%),
    linear-gradient(315deg, rgba(242, 173, 143, .22), transparent 46%);
}

.hero-media img {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--paper);
  box-shadow: var(--shadow);
  position: relative;
}

.slide img {
  display: block;
  width: 100%;
  height: 490px;
  object-fit: contain;
  border: 1px solid rgba(95, 143, 207, .22);
  border-radius: 16px;
  background: #0b1627;
  box-shadow: var(--shadow);
}

@media (max-width: 900px) {
  .slide img {
    height: auto;
    max-height: 340px;
  }
}

.release-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 92px;
}

.release-panel article,
.feature-grid article {
  min-width: 0;
  min-height: 148px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, .76);
  box-shadow: 0 14px 42px rgba(81, 104, 136, .1);
}

.metric {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  margin-bottom: 14px;
  padding: 0 10px;
  border-radius: 999px;
  background: #ecf4ff;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.release-panel strong,
.feature-grid strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.release-panel p,
.feature-grid p,
figcaption span,
footer {
  color: var(--muted);
  line-height: 1.55;
}

.section {
  margin-bottom: 96px;
}

.intro {
  display: grid;
  grid-template-columns: minmax(260px, 380px) 1fr;
  gap: 46px;
  align-items: start;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.feature-grid article:nth-child(2) .metric,
.feature-grid article:nth-child(2) {
  border-color: rgba(104, 185, 167, .35);
}

.feature-grid article:nth-child(3) {
  border-color: rgba(242, 173, 143, .42);
}

.feature-grid article:nth-child(4) {
  border-color: rgba(169, 151, 216, .42);
}

.feature-grid article:last-child:nth-child(odd) {
  grid-column: 1 / -1;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
  margin-bottom: 22px;
}

.slider {
  position: relative;
  min-height: 650px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, .74);
  box-shadow: 0 18px 60px rgba(81, 104, 136, .12);
}

.slide {
  display: none;
  margin: 0;
}

.slide.is-active {
  display: block;
}

figcaption {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 6px 4px;
}

figcaption strong {
  flex: 0 0 auto;
  font-size: 19px;
}

.slider-arrow {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .92);
  color: var(--ink);
  font-size: 32px;
  line-height: 1;
  box-shadow: 0 12px 28px rgba(81, 104, 136, .16);
  cursor: pointer;
  transform: translateY(-50%);
}

.slider-arrow:hover {
  background: #fff;
}

.slider-arrow.previous {
  left: -20px;
}

.slider-arrow.next {
  right: -20px;
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 9px;
  margin-top: 16px;
}

.slider-dots button {
  width: 12px;
  height: 12px;
  border: 0;
  border-radius: 999px;
  background: #c9d8e5;
  cursor: pointer;
}

.slider-dots button.is-active {
  width: 34px;
  background: var(--blue);
}

.gallery-hint {
  text-align: center;
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
}

/* feature icons */
.feature-icon {
  display: block;
  font-size: 28px;
  margin-bottom: 10px;
  line-height: 1;
}

/* install section */
.install-section {
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, .74);
  box-shadow: var(--shadow);
}

.install-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 28px 0 32px;
}

.install-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.step-num {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  font-size: 15px;
  font-weight: 900;
}

.install-step strong {
  display: block;
  font-size: 17px;
  margin-bottom: 6px;
}

.install-step p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.install-step code {
  background: #ecf4ff;
  color: var(--blue);
  padding: 1px 6px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
}

.install-cta {
  font-size: 16px;
  padding: 0 28px;
  min-height: 50px;
}

.feedback-section {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(236, 244, 255, .95), rgba(255, 247, 242, .95));
  box-shadow: var(--shadow);
}

.feedback-section .feedback-actions {
  margin-top: 0;
  justify-content: flex-end;
}

footer {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: center;
  padding: 0 0 34px;
  font-size: 14px;
}

footer span {
  color: var(--ink);
  font-weight: 900;
}

footer a {
  text-decoration: none;
}

@media (max-width: 900px) {
  .site-header,
  main,
  footer {
    width: min(1180px, calc(100% - 28px));
  }

  .site-header,
  .hero,
  .intro,
  .feedback-section {
    grid-template-columns: 1fr;
  }

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

  .hero {
    min-height: auto;
    gap: 28px;
    padding-top: 20px;
  }

  .release-panel,
  .feature-grid,
  .install-steps {
    grid-template-columns: 1fr;
  }

  .install-section {
    padding: 24px;
  }

  .slider {
    min-height: auto;
    padding: 12px;
    border-radius: 20px;
  }

  .slider-arrow {
    top: calc(50% - 34px);
    width: 42px;
    height: 42px;
  }

  .slider-arrow.previous {
    left: 6px;
  }

  .slider-arrow.next {
    right: 6px;
  }

  figcaption {
    flex-direction: column;
    gap: 6px;
  }

  .feedback-section .feedback-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  nav a {
    padding: 0 10px;
  }

  h1 {
    font-size: 46px;
  }

  .lead {
    font-size: 17px;
  }

  .hero-media::before {
    inset: -8px;
    border-radius: 20px;
  }

  .actions,
  .feedback-actions,
  .button {
    width: 100%;
  }

  .section {
    margin-bottom: 68px;
  }
}