@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --background: 39 32% 96%;
  --foreground: 266 34% 15%;
  --border: 270 20% 86%;
  --card: 39 32% 98%;
  --primary: 282 65% 35%;
  --primary-foreground: 39 32% 98%;
  --secondary: 273 44% 93%;
  --muted: 266 12% 45%;
  --accent: 74 66% 55%;
  --ease: cubic-bezier(.2,.75,.2,1);
  --display: 'Space Grotesk', sans-serif;
  --body: 'DM Sans', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: hsl(var(--background)); color: hsl(var(--foreground)); font: 1rem/1.6 var(--body); -webkit-font-smoothing: antialiased; }
body::before { content: ''; position: fixed; inset: 0; pointer-events: none; opacity: .13; z-index: 30; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.15'/%3E%3C/svg%3E"); mix-blend-mode: multiply; }
a { color: inherit; text-decoration: none; }
button, a { font: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
::selection { background: hsl(var(--accent)); color: hsl(var(--foreground)); }
:focus-visible { outline: 3px solid hsl(var(--accent)); outline-offset: 4px; }
h1, h2, h3, h4 { margin: 0; font-family: var(--display); letter-spacing: -.055em; line-height: 1.03; }
p { margin: 0; }
.container { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }
.topbar { padding: 9px 20px; background: hsl(var(--primary)); color: hsl(var(--primary-foreground)); text-align: center; font-size: .78rem; letter-spacing: .025em; }
.topbar strong { color: hsl(var(--accent)); }
.topbar span { margin: 0 8px; }
.nav { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid hsl(var(--border) / .7); background: hsl(var(--background) / .86); backdrop-filter: blur(18px); }
.nav-inner { height: 76px; display: flex; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font: 700 1.05rem var(--display); letter-spacing: -.04em; }
.brand-mark { width: 37px; height: 37px; padding: 6px; border-radius: 11px; background: hsl(var(--primary)); object-fit: contain; box-shadow: 0 8px 18px hsl(var(--primary) / .2); }
.nav-links { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.nav-link { padding: 9px 13px; border-radius: 9px; color: hsl(var(--muted)); font-size: .89rem; font-weight: 600; transition: color .2s var(--ease), background .2s var(--ease); }
.nav-link:hover, .nav-link.active { color: hsl(var(--primary)); background: hsl(var(--secondary)); }
.nav-cta { margin-left: 10px; }
.mobile-toggle { display: none; width: 42px; height: 42px; align-items: center; justify-content: center; border: 1px solid hsl(var(--border)); border-radius: 10px; background: transparent; }
.mobile-toggle span { display: block; width: 18px; height: 2px; margin: 2px auto; border-radius: 2px; background: hsl(var(--foreground)); transition: transform .2s, opacity .2s; }
.mobile-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.mobile-toggle.open span:nth-child(2) { opacity: 0; }
.mobile-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.mobile-panel { display: none; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 12px 18px; border: 1px solid transparent; border-radius: 10px; background: hsl(var(--primary)); color: hsl(var(--primary-foreground)); font-weight: 700; font-size: .9rem; transition: transform .25s var(--ease), background .25s var(--ease), box-shadow .25s var(--ease); }
.button:hover { transform: translateY(-2px); background: hsl(282 65% 29%); box-shadow: 0 12px 26px hsl(var(--primary) / .2); }
.button.large { padding: 16px 23px; }
.button.outline { border-color: hsl(var(--primary) / .26); background: transparent; color: hsl(var(--primary)); }
.button.outline:hover { background: hsl(var(--secondary)); box-shadow: none; }
.button.light { background: hsl(var(--accent)); color: hsl(var(--primary)); }
.button.light:hover { background: hsl(74 66% 62%); }
.eyebrow { color: hsl(var(--primary)); font: 600 .74rem/1 var(--display); text-transform: uppercase; letter-spacing: .17em; }
.eyebrow::before { content: '↗'; margin-right: 8px; color: hsl(var(--foreground)); }
.hero { position: relative; padding: 102px 0 88px; background: radial-gradient(circle at 80% 18%, hsl(74 66% 55% / .24), transparent 20rem), radial-gradient(circle at 95% 70%, hsl(282 65% 35% / .08), transparent 25rem); }
.hero::after { content: ''; position: absolute; top: 0; right: 9%; bottom: 0; width: 1px; background: hsl(var(--primary) / .09); transform: rotate(12deg); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr .92fr; gap: 72px; align-items: center; }
.hero-copy { max-width: 650px; }
.hero h1 { margin-top: 24px; font-size: clamp(3.5rem, 7.2vw, 6.7rem); }
.hero h1 em { color: hsl(var(--primary)); font-style: normal; }
.hero-lede { max-width: 560px; margin-top: 27px; color: hsl(var(--muted)); font-size: 1.12rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 22px; color: hsl(var(--muted)); font: 600 .72rem var(--display); text-transform: uppercase; letter-spacing: .06em; }
.hero-meta span::before { content: ''; display: inline-block; width: 5px; height: 5px; margin: 0 7px 2px 0; border-radius: 50%; background: hsl(var(--foreground)); }
.hero-visual { position: relative; min-height: 410px; display: flex; align-items: center; justify-content: center; }
.visual-halo { position: absolute; width: 370px; height: 370px; border: 1px solid hsl(var(--primary) / .16); border-radius: 50%; box-shadow: 0 0 0 28px hsl(var(--primary) / .035), 0 0 0 56px hsl(var(--primary) / .025); }
.shield-orbit { position: absolute; inset: 24px; border: 1px dashed hsl(var(--primary) / .22); border-radius: 50%; animation: orbit 24s linear infinite; }
.shield-orbit::before, .shield-orbit::after { content: ''; position: absolute; width: 9px; height: 9px; border-radius: 50%; background: hsl(var(--accent)); box-shadow: 0 0 0 6px hsl(var(--accent) / .16); }
.shield-orbit::before { top: 9%; left: 13%; }
.shield-orbit::after { right: 8%; bottom: 20%; background: hsl(var(--primary)); box-shadow: 0 0 0 6px hsl(var(--primary) / .13); }
.shield-card { position: relative; z-index: 1; width: 236px; height: 284px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 15px; clip-path: polygon(50% 0, 94% 15%, 89% 60%, 77% 82%, 50% 100%, 23% 82%, 11% 60%, 6% 15%); background: hsl(var(--primary)); color: hsl(var(--primary-foreground)); filter: drop-shadow(0 24px 22px hsl(var(--primary) / .28)); animation: float 6s ease-in-out infinite; }
.shield-card::before { content: ''; position: absolute; inset: 15px; clip-path: inherit; border: 1px solid hsl(var(--accent) / .5); }
.shield-card img { width: 76px; height: 76px; padding: 12px; border-radius: 50%; background: hsl(var(--accent)); object-fit: contain; }
.shield-card strong { font: 600 .72rem var(--display); text-transform: uppercase; letter-spacing: .16em; }
.check { color: hsl(var(--accent)); font-size: 1.2rem; }
.telemetry { position: absolute; right: -10px; bottom: 24px; width: 178px; padding: 14px; border: 1px solid hsl(var(--border)); border-radius: 13px; background: hsl(var(--card) / .86); box-shadow: 0 18px 35px hsl(var(--foreground) / .09); backdrop-filter: blur(12px); }
.telemetry-label { display: flex; justify-content: space-between; color: hsl(var(--muted)); font: 600 .63rem var(--display); text-transform: uppercase; letter-spacing: .06em; }
.telemetry-value { margin-top: 8px; color: hsl(var(--primary)); font: 700 1.1rem var(--display); }
.telemetry-bars { display: flex; align-items: end; gap: 4px; height: 28px; margin-top: 10px; }
.telemetry-bars i { display: block; width: 8px; border-radius: 3px 3px 0 0; background: hsl(var(--primary)); }
.telemetry-bars i:nth-child(1) { height: 45%; }.telemetry-bars i:nth-child(2) { height: 72%; }.telemetry-bars i:nth-child(3) { height: 53%; }.telemetry-bars i:nth-child(4) { height: 88%; }.telemetry-bars i:nth-child(5) { height: 63%; }.telemetry-bars i:nth-child(6) { height: 79%; }.telemetry-bars i:nth-child(7) { height: 95%; }
.section { padding: 112px 0; }
.section.tint { background: hsl(var(--secondary) / .45); }
.section-heading { max-width: 690px; }
.section-heading h2 { margin-top: 18px; font-size: clamp(2.25rem, 4.3vw, 4rem); }
.section-heading p { max-width: 560px; margin-top: 22px; color: hsl(var(--muted)); font-size: 1.03rem; }
.feature-layout { display: grid; grid-template-columns: .74fr 1.26fr; gap: 84px; align-items: end; margin-top: 64px; }
.feature-aside { padding-bottom: 12px; }
.feature-aside-number { color: hsl(var(--primary)); font: 700 5rem/.8 var(--display); letter-spacing: -.1em; }
.feature-aside p { max-width: 230px; margin-top: 20px; color: hsl(var(--muted)); font-size: .9rem; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.feature-card { min-height: 206px; padding: 25px; border: 1px solid hsl(var(--border)); border-radius: 14px; background: hsl(var(--card)); transition: transform .3s var(--ease), border-color .3s var(--ease); }
.feature-card.featured { transform: translateY(25px); border-color: hsl(var(--primary)); background: hsl(var(--primary)); color: hsl(var(--primary-foreground)); }
.feature-card:hover { transform: translateY(-6px); border-color: hsl(var(--primary) / .4); }
.feature-card.featured:hover { transform: translateY(17px); }
.feature-icon { width: 42px; height: 42px; display: grid; place-items: center; color: hsl(var(--primary)); background: hsl(var(--secondary)); border-radius: 10px; font-size: 1.4rem; }
.featured .feature-icon, .featured p { color: hsl(var(--accent)); }
.feature-card h3 { margin-top: 25px; font-size: 1.15rem; letter-spacing: -.04em; }
.feature-card p { margin-top: 10px; color: hsl(var(--muted)); font-size: .88rem; }
.signal-strip { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; margin-top: 88px; padding: 19px 22px; border-top: 1px solid hsl(var(--border)); border-bottom: 1px solid hsl(var(--border)); color: hsl(var(--muted)); font: 600 .7rem var(--display); text-transform: uppercase; letter-spacing: .08em; }
.signal-strip span { display: inline-flex; align-items: center; gap: 9px; }
.signal-strip b { width: 7px; height: 7px; border-radius: 50%; background: hsl(var(--foreground)); }
.requirements-layout, .install-layout { display: grid; grid-template-columns: 1fr 1.2fr; gap: 90px; align-items: start; }
.requirements-table, .steps { border-top: 1px solid hsl(var(--border)); }
.requirement-row { display: grid; grid-template-columns: .75fr 1.25fr; gap: 20px; padding: 23px 0; border-bottom: 1px solid hsl(var(--border)); font-size: .93rem; }
.requirement-row strong { font-family: var(--display); font-size: .88rem; }
.requirement-row span { color: hsl(var(--muted)); }
.requirements-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 30px; }
.requirements-foot p { color: hsl(var(--muted)); font-size: .82rem; }
.cta-band { padding: 85px 0; background: hsl(var(--primary)); color: hsl(var(--primary-foreground)); }
.cta-layout { display: flex; align-items: center; justify-content: space-between; gap: 44px; }
.cta-band h2 { max-width: 650px; font-size: clamp(2.35rem, 5vw, 4.7rem); }
.cta-band p { margin-top: 15px; color: hsl(var(--primary-foreground) / .72); }
.footer { padding: 67px 0 28px; background: hsl(266 34% 15%); color: hsl(var(--primary-foreground)); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; padding-bottom: 55px; }
.footer .brand { color: hsl(var(--primary-foreground)); }
.footer .brand-mark { background: hsl(var(--accent)); box-shadow: none; }
.footer-copy { max-width: 245px; margin-top: 16px; color: hsl(var(--primary-foreground) / .58); font-size: .86rem; }
.footer-col h4 { color: hsl(var(--accent)); font: 600 .7rem var(--display); letter-spacing: .13em; text-transform: uppercase; }
.footer-col a { display: block; width: fit-content; margin-top: 14px; color: hsl(var(--primary-foreground) / .68); font-size: .86rem; }
.footer-col a:hover { color: hsl(var(--accent)); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 22px; border-top: 1px solid hsl(var(--primary-foreground) / .12); color: hsl(var(--primary-foreground) / .48); font: .7rem var(--display); }
.download-hero { padding: 90px 0 76px; background: linear-gradient(135deg, hsl(var(--secondary) / .8), hsl(var(--background))); }
.download-grid { display: grid; grid-template-columns: 1fr .8fr; align-items: center; gap: 80px; }
.download-hero h1 { margin-top: 18px; font-size: clamp(3rem, 6vw, 5.9rem); }
.download-hero p { max-width: 550px; margin-top: 22px; color: hsl(var(--muted)); font-size: 1.05rem; }
.download-box { padding: 29px; border: 1px solid hsl(var(--border)); border-radius: 16px; background: hsl(var(--card)); box-shadow: 0 20px 50px hsl(var(--primary) / .09); }
.download-box-top { display: flex; justify-content: space-between; gap: 14px; padding-bottom: 22px; border-bottom: 1px solid hsl(var(--border)); }
.download-box-top strong { font: 700 1.05rem var(--display); }
.status-pill { padding: 6px 9px; border-radius: 999px; background: hsl(var(--secondary)); color: hsl(var(--primary)); font: 600 .65rem var(--display); text-transform: uppercase; }
.download-box .button { width: 100%; margin-top: 22px; }
.download-box-meta { display: flex; justify-content: space-between; gap: 12px; margin-top: 14px; color: hsl(var(--muted)); font: .69rem var(--display); }
.download-message { margin-top: 16px; padding: 12px; border-radius: 9px; background: hsl(var(--secondary)); color: hsl(var(--primary)); font-size: .78rem; }
.download-details { padding: 94px 0; }
.step { display: grid; grid-template-columns: 52px 1fr; gap: 20px; padding: 27px 0; border-bottom: 1px solid hsl(var(--border)); }
.step-number { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; background: hsl(var(--primary)); color: hsl(var(--primary-foreground)); font: 700 .8rem var(--display); }
.step h3 { font-size: 1.25rem; }
.step p { max-width: 500px; margin-top: 9px; color: hsl(var(--muted)); font-size: .9rem; }
.safety-note { align-self: start; padding: 24px; border-left: 3px solid hsl(var(--foreground)); background: hsl(var(--secondary)); }
.safety-note strong { display: block; font: 700 .88rem var(--display); }
.safety-note p { margin-top: 12px; color: hsl(var(--muted)); font-size: .84rem; }
.download-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 65px; }
.fact { padding: 20px; border: 1px solid hsl(var(--border)); border-radius: 12px; background: hsl(var(--card)); }
.fact small { display: block; color: hsl(var(--muted)); font: .65rem var(--display); text-transform: uppercase; letter-spacing: .1em; }
.fact strong { display: block; margin-top: 12px; color: hsl(var(--primary)); font: 700 1rem var(--display); }
@keyframes orbit { to { transform: rotate(360deg); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; } }
@media (max-width: 860px) { .hero-grid, .download-grid { grid-template-columns: 1fr; gap: 45px; } .hero { padding-top: 72px; } .hero-visual { min-height: 350px; } .feature-layout, .requirements-layout, .install-layout { grid-template-columns: 1fr; gap: 45px; } .cta-layout { align-items: flex-start; flex-direction: column; } .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; } }
@media (max-width: 700px) { .container { width: min(100% - 36px, 1160px); } .topbar { font-size: .7rem; } .nav-inner { height: 68px; } .nav-links, .nav-cta { display: none; } .mobile-toggle { display: block; margin-left: auto; } .mobile-panel { display: flex; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; padding: 10px 18px 16px; background: hsl(var(--background)); border-bottom: 1px solid hsl(var(--border)); box-shadow: 0 16px 25px hsl(var(--foreground) / .07); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .2s, transform .2s, visibility .2s; } .mobile-panel.open { opacity: 1; visibility: visible; transform: translateY(0); } .mobile-panel a { padding: 13px 4px; border-bottom: 1px solid hsl(var(--border)); color: hsl(var(--muted)); font-weight: 600; } .mobile-panel a:last-child { color: hsl(var(--primary)); border-bottom: 0; } .hero { padding: 65px 0 70px; } .hero h1 { font-size: clamp(3rem, 15vw, 5.2rem); } .hero-visual { min-height: 300px; transform: scale(.88); margin: -10px 0 -25px; } .visual-halo { width: 285px; height: 285px; } .shield-orbit { inset: 29px; } .telemetry { right: 0; bottom: 10px; } .section { padding: 78px 0; } .feature-grid { grid-template-columns: 1fr; } .feature-card.featured { transform: none; } .feature-card.featured:hover { transform: translateY(-6px); } .feature-aside-number { font-size: 4rem; } .signal-strip { margin-top: 54px; } .requirements-foot { align-items: flex-start; flex-direction: column; } .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; } .footer-grid > :first-child { grid-column: 1 / -1; } .footer-bottom { flex-direction: column; gap: 8px; } .download-hero { padding: 65px 0 55px; } .download-hero h1 { font-size: clamp(3rem, 14vw, 5rem); } .download-box { padding: 21px; } .download-facts { grid-template-columns: 1fr; margin-top: 44px; } }