:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-alt: #eef3f8;
  --text: #172033;
  --muted: #5d6b82;
  --primary: #285784;
  --primary-dark: #1e4164;
  --accent: #77a9d7;
  --border: #d8e1ec;
  --shadow: 0 18px 45px rgba(23, 32, 51, 0.12);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(246, 248, 251, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  flex: 0 0 auto;
}

.brand-logo {
  display: block;
  width: min(238px, 45vw);
  height: auto;
  max-height: 54px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-weight: 650;
}

.nav-links a {
  text-decoration: none;
}

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

.github-link {
  color: var(--primary) !important;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 700;
}

.hero {
  padding: 86px 0 72px;
  background:
    radial-gradient(circle at top left, rgba(119, 169, 215, 0.32), transparent 32rem),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 56px;
  align-items: center;
}

.hero-logo {
  display: block;
  width: min(420px, 82vw);
  height: auto;
  margin: 0 0 22px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--primary);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
}

h1, h2, h3 {
  line-height: 1.12;
  margin: 0;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(2.6rem, 6vw, 5.3rem);
  max-width: 850px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
}

h3 {
  font-size: 1.3rem;
}

.hero-text,
.section-heading p,
.install-grid p,
.split-cta p {
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-text {
  max-width: 700px;
  margin: 24px 0 30px;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  border: 1px solid transparent;
}

.button.primary {
  color: #fff;
  background: var(--primary);
}

.button.primary:hover {
  background: var(--primary-dark);
}

.button.secondary {
  color: var(--primary);
  background: #fff;
  border-color: var(--border);
}

.button.secondary:hover {
  border-color: var(--primary);
}

.download-note {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 16px;
  max-width: 680px;
}

code {
  background: rgba(40, 87, 132, 0.1);
  padding: 0.12rem 0.32rem;
  border-radius: 7px;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  transform: rotate(1deg);
}

.card-topline {
  height: 10px;
  width: 46%;
  border-radius: 999px;
  background: var(--accent);
  margin-bottom: 18px;
}

.mock-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
}

.mock-image,
.screenshot-placeholder {
  display: grid;
  place-items: center;
  color: var(--muted);
  font-weight: 800;
  text-align: center;
  background:
    linear-gradient(45deg, rgba(40, 87, 132, 0.08) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(40, 87, 132, 0.08) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(40, 87, 132, 0.08) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(40, 87, 132, 0.08) 75%),
    #f7fafc;
  background-size: 28px 28px;
  background-position: 0 0, 0 14px, 14px -14px, -14px 0;
}

.mock-image {
  min-height: 290px;
}

.mock-lines {
  padding: 20px;
}

.mock-lines span {
  display: block;
  height: 13px;
  border-radius: 999px;
  background: var(--border);
  margin-bottom: 12px;
}

.mock-lines .short {
  width: 58%;
}

.mock-bid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
  padding: 18px 20px;
}

.mock-bid span {
  color: var(--primary);
  font-size: 1.4rem;
  font-weight: 900;
}

.section {
  padding: 76px 0;
}

.section.alt {
  background: var(--surface-alt);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 32px;
}

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

.feature-card,
.screenshot-card,
.code-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(23, 32, 51, 0.06);
}

.feature-card {
  padding: 26px;
}

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

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.screenshot-card {
  margin: 0;
  overflow: hidden;
}

.screenshot-placeholder {
  aspect-ratio: 16 / 10;
  min-height: 220px;
  padding: 24px;
}

figcaption {
  padding: 18px 20px 22px;
  color: var(--muted);
  font-weight: 650;
}

.install-grid,
.split-cta {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 36px;
  align-items: center;
}

.code-card {
  padding: 22px;
  overflow: auto;
}

pre {
  margin: 0;
  white-space: pre-wrap;
}

pre code {
  background: none;
  padding: 0;
  color: #26364e;
}

.cta-actions {
  justify-content: flex-end;
}

.footer {
  padding: 28px 0;
  background: #162136;
  color: rgba(255,255,255,0.78);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer p {
  margin: 0;
}

.footer a {
  color: #fff;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: 72px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--surface);
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .hero-grid,
  .install-grid,
  .split-cta,
  .feature-grid,
  .screenshot-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 58px;
  }

  .brand-logo {
    width: min(190px, 58vw);
    max-height: 46px;
  }

  .hero-logo {
    width: min(330px, 82vw);
  }

  .cta-actions {
    justify-content: flex-start;
  }
}