:root { color-scheme: light; --ink: #182f46; --muted: #4e6377; --blue: #0868b5; --line: #d8e4ee; --pale: #edf5fc; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif; color: var(--ink); background: #fff; line-height: 1.65; }
a { color: var(--blue); text-underline-offset: 4px; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { line-height: 1.3; }
h2 { font-size: clamp(26px, 3vw, 36px); letter-spacing: -.7px; }
h3 { font-size: 22px; }
a:focus-visible, summary:focus-visible { outline: 3px solid #d97706; outline-offset: 5px; }
.container { max-width: 1200px; width: calc(100% - 80px); margin-inline: auto; }
.skip-link { position: absolute; top: -90px; left: 20px; z-index: 10; padding: 10px 20px; background: #fff; }
.skip-link:focus { top: 10px; }
.site-header { border-bottom: 1px solid var(--line); background: #fff; }
.header-inner, .brand, nav, .footer-inner { display: flex; align-items: center; }
.header-inner { justify-content: space-between; gap: 24px; min-height: 86px; }
.brand { gap: 10px; color: var(--ink); text-decoration: none; font-size: 24px; font-weight: 750; }
.brand img { width: 42px; height: 42px; object-fit: contain; }
nav { flex-wrap: wrap; gap: 28px; }
nav a { font-size: 14px; font-weight: 600; color: var(--muted); text-decoration: none; }
nav a:hover { color: var(--blue); }
nav .nav-download { color: var(--blue); padding: 8px 15px; border: 1px solid var(--line); border-radius: 8px; }
.hero { background: radial-gradient(ellipse at 85% 45%, #d5e7f7, transparent 60%), linear-gradient(140deg, #f7fbff, #edf5fc); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 70px; align-items: center; padding-block: 70px; }
.eyebrow { color: var(--blue); font-size: 12px; font-weight: 750; letter-spacing: 1.6px; margin-bottom: 16px; }
.hero h1 { font-size: clamp(34px, 4vw, 50px); letter-spacing: -1.5px; }
.hero h1 span { color: var(--blue); }
.hero-description { max-width: 590px; font-size: 18px; color: var(--muted); margin-block: 26px 30px; }
.button { display: inline-flex; gap: 16px; align-items: center; justify-content: center; text-align: center; text-decoration: none; padding: 13px 20px; border-radius: 9px; font-size: 15px; font-weight: 650; transition: background-color .15s; }
.button-primary { background: var(--blue); color: #fff; box-shadow: 0 5px 14px #0868b518; }
.button-primary:hover { background: #07518d; }
.platform-line { margin-top: 15px; font-size: 14px; color: var(--muted); }
.platform-line span { padding-inline: 10px; }
.availability-note { max-width: 480px; margin-top: 28px; font-size: 13px; color: var(--muted); }
.app-preview { max-width: 365px; width: 100%; justify-self: center; }
.app-preview a { display: block; border-radius: 18px; box-shadow: 0 24px 60px #182f4630; }
.app-preview img { width: 100%; border-radius: 18px; }
.app-preview figcaption { margin-top: 17px; color: var(--muted); font-size: 12px; text-align: center; }
.section { padding-block: 80px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; }
.feature-card { padding: 30px; border: 1px solid var(--line); border-radius: 14px; }
.card-number { display: block; color: var(--blue); font-size: 13px; font-weight: 700; margin-bottom: 25px; }
.feature-card p { font-size: 15px; color: var(--muted); margin-top: 14px; }
.hub-section { background: var(--pale); }
.hub-heading { display: flex; gap: 22px; align-items: center; }
.hub-heading img { flex-shrink: 0; width: 88px; height: 88px; object-fit: contain; }
.hub-heading .eyebrow { margin-bottom: 9px; }
.section-description { max-width: 760px; color: var(--muted); margin-top: 25px; font-size: 17px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; padding: 0; margin: 38px 0 0; list-style: none; counter-reset: step; }
.steps li { counter-increment: step; padding-top: 22px; border-top: 1px solid #c4d9e9; }
.steps li::before { content: '0' counter(step); display: block; color: var(--blue); font-size: 14px; font-weight: 700; margin-bottom: 13px; }
.steps strong, .steps span { display: block; }
.steps strong { font-size: 18px; margin-bottom: 8px; }
.steps span { font-size: 14px; color: var(--muted); }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; }
.version { display: inline-block; white-space: nowrap; color: #236548; font-size: 13px; padding: 6px 12px; background: #eaf6ef; border-radius: 7px; }
.download-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 35px; }
.download-card { display: flex; flex-direction: column; align-items: flex-start; padding: 30px 25px; border: 1px solid var(--line); border-radius: 15px; }
.platform-symbol { font-size: 32px; font-weight: 650; height: 60px; color: var(--blue); }
.download-card h3 { font-size: 26px; }
.package-meta { color: var(--muted); font-size: 12px; margin-block: 8px 20px; }
.download-card p:not(.package-meta) { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.download-card .button { width: 100%; margin-top: auto; padding-inline: 12px; font-size: 13px; }
.secondary-download { font-size: 12px; margin-top: 13px; }
.linux-instructions { margin-top: 26px; padding: 20px 24px; background: #f5f8fb; border: 1px solid var(--line); border-radius: 10px; }
.linux-instructions summary { cursor: pointer; font-size: 14px; font-weight: 650; }
.linux-instructions p { margin-top: 15px; color: var(--muted); font-size: 14px; }
pre { padding: 16px; background: #182f46; color: #fff; overflow-x: auto; border-radius: 7px; font-size: 13px; }
.download-note { color: var(--muted); font-size: 12px; margin-top: 24px; }
.site-footer { border-top: 1px solid var(--line); }
.footer-inner { justify-content: space-between; gap: 20px; padding-block: 28px; }
.footer-brand { font-size: 19px; font-weight: 700; }
.site-footer p { color: var(--muted); font-size: 12px; }
@media (max-width: 1000px) {
  .container { width: calc(100% - 48px); }
  .hero-grid { gap: 35px; }
  .feature-card { padding: 24px; }
  .download-grid { grid-template-columns: 1fr; }
  .download-card { display: grid; grid-template-columns: 1fr 1fr; column-gap: 25px; }
  .download-card .platform-symbol, .download-card h3, .download-card p { grid-column: 1; }
  .download-card .button { grid-column: 2; grid-row: 2 / 5; align-self: center; margin-top: 0; }
  .download-card .secondary-download { grid-column: 2; margin-top: 0; }
  .download-card p:not(.package-meta) { margin-bottom: 0; }
}
@media (max-width: 700px) {
  .container { width: calc(100% - 36px); }
  .header-inner { flex-wrap: wrap; padding-block: 16px; gap: 16px; }
  nav { width: 100%; justify-content: space-between; gap: 12px; }
  nav a { font-size: 12px; }
  nav .nav-download { padding: 6px 10px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; padding-block: 44px; }
  .hero h1 { font-size: clamp(32px, 6.8vw, 44px); letter-spacing: -.9px; }
  .hero-description { font-size: 16px; }
  .hero .button { width: 100%; }
  .app-preview { max-width: 320px; }
  .section { padding-block: 52px; }
  .feature-grid, .steps { grid-template-columns: 1fr; gap: 18px; }
  .feature-card { padding: 25px; }
  .card-number { margin-bottom: 16px; }
  .hub-heading { gap: 15px; align-items: flex-start; }
  .hub-heading img { width: 62px; height: 62px; }
  .eyebrow { font-size: 10px; letter-spacing: 1px; }
  .section-description { font-size: 16px; }
  .section-heading { flex-direction: column; align-items: flex-start; gap: 18px; }
  .download-card { display: flex; padding: 27px; }
  .download-card p:not(.package-meta) { margin-bottom: 24px; }
  .download-card .secondary-download { margin-top: 15px; }
  .linux-instructions { padding: 18px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 8px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .button { transition: none; } }