:root { color-scheme: light dark; font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif; color: #eff3ff; background: #070b16; font-synthesis: none; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; overflow-x: hidden; background: radial-gradient(circle at 72% 12%, #162b60 0, transparent 31rem), #070b16; }
a { color: inherit; text-decoration: none; }
.site-header, footer { width: min(1180px, calc(100% - 40px)); margin: auto; display: flex; align-items: center; justify-content: space-between; }
.site-header { height: 76px; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 650; letter-spacing: -.01em; }
.brand-mark { display: grid; place-items: center; width: 30px; height: 30px; border: 1px solid #659cff55; border-radius: 9px; color: #8bb3ff; background: #397bff22; }
nav, footer div { display: flex; gap: 26px; font-size: 13px; color: #c2cae0; }
nav a:hover, footer a:hover, .hero-actions a:hover, .flow a:hover { color: #fff; }
.hero { width: min(1180px, calc(100% - 40px)); min-height: 720px; margin: 40px auto 80px; display: grid; grid-template-columns: .82fr 1.18fr; gap: 50px; align-items: center; }
.hero > * { min-width: 0; }
.eyebrow { margin: 0 0 18px; color: #87aef9; font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(52px, 6.5vw, 88px); line-height: .97; letter-spacing: -.065em; font-weight: 650; }
h1 span { color: #8ab2ff; }
.lede { width: min(570px, calc(100vw - 40px)); max-width: 100%; margin: 28px 0; overflow-wrap: anywhere; color: #b9c2d9; font-size: 19px; line-height: 1.6; }
.hero-actions { display: flex; align-items: center; gap: 20px; font-size: 13px; }
.store-badge { display: inline-flex; padding: 12px 17px; border: 1px solid #8fb5ff55; border-radius: 12px; background: linear-gradient(135deg, #347cff, #164fc7); box-shadow: 0 12px 35px #145ee755; font-weight: 650; }
.hero-actions a, .flow a { color: #a8c6ff; text-decoration: underline; text-underline-offset: 4px; }
.requirements { margin-top: 16px; color: #7e89a2; font-size: 12px; }
.product-stage { position: relative; min-height: 560px; perspective: 1000px; }
.browser-page { position: absolute; inset: 26px 80px 20px 0; overflow: hidden; border: 1px solid #9bb8ef22; border-radius: 23px; background: #f4f5f8; box-shadow: 0 40px 90px #0008; transform: rotateY(2deg); color: #1e2330; }
.browser-toolbar { height: 48px; display: flex; align-items: center; gap: 7px; padding: 0 14px; border-bottom: 1px solid #ccd1dc; background: #e7e9ee; }
.browser-toolbar i { width: 9px; height: 9px; border-radius: 50%; background: #b4bac7; }
.browser-toolbar span { width: 58%; margin: auto; padding: 6px; border-radius: 7px; background: #f8f9fa; color: #7d8492; text-align: center; font-size: 9px; }
.browser-page article { width: 62%; padding: 52px 42px; }
.browser-page article small { color: #5373b0; font-weight: 700; }
.browser-page article h2 { margin: 10px 0 28px; font-size: 30px; letter-spacing: -.04em; }
.browser-page article h3 { margin-top: 34px; }
.browser-page article p { height: 8px; border-radius: 8px; background: #d5d9e2; }
.browser-page article p:nth-of-type(2n) { width: 82%; }
.sidebar-preview { position: absolute; z-index: 2; top: 0; right: 0; bottom: 0; width: min(390px, 70%); display: grid; grid-template-rows: auto 1fr auto; padding: 14px; border: 1px solid #d6e3ff45; border-radius: 25px; background: #171d2be8; backdrop-filter: blur(28px) saturate(140%); box-shadow: 0 45px 100px #000b; }
.preview-header { display: flex; justify-content: space-between; padding: 10px; }
.preview-header small, .preview-header strong, .preview-header em { display: block; }
.preview-header small { color: #8d97ad; font-size: 10px; }
.preview-header strong { max-width: 280px; margin: 3px 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.preview-header em { color: #8d97ad; font-size: 9px; font-style: normal; }
.preview-header i { width: 9px; height: 9px; border-radius: 50%; background: #42d17b; box-shadow: 0 0 0 4px #42d17b22; }
.preview-answer { align-self: center; padding: 22px; font-size: 13px; line-height: 1.65; }
.spark { color: #84afff; font-size: 26px; }
.preview-answer button { width: 25px; height: 25px; margin-right: 5px; border: 0; border-radius: 50%; color: #a6c5ff; background: #3e79e733; }
.preview-prompt { display: flex; align-items: center; justify-content: space-between; padding: 11px 11px 11px 15px; border: 1px solid #9ca9c62e; border-radius: 18px; color: #8892a8; background: #252c3cdd; font-size: 12px; }
.preview-prompt b { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; color: white; background: #347cff; }
.principles { width: min(1180px, calc(100% - 40px)); margin: 0 auto 140px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #93a6ca2a; }
.principles article { padding: 34px 34px 10px 0; }
.principles span { color: #719ef5; font: 12px ui-monospace, monospace; }
.principles h2 { margin: 22px 0 12px; font-size: 22px; letter-spacing: -.025em; }
.principles p, .flow > p:last-of-type { color: #9ca7be; line-height: 1.7; }
.flow { width: min(1000px, calc(100% - 40px)); margin: 0 auto 140px; padding: 70px; border: 1px solid #93b6ff29; border-radius: 32px; background: linear-gradient(145deg, #121a2b, #0b1020); text-align: center; }
.flow h2 { margin: 0 0 38px; font-size: clamp(34px, 5vw, 58px); letter-spacing: -.05em; }
.flow-line { display: flex; justify-content: center; align-items: center; gap: 14px; margin: 30px 0; flex-wrap: wrap; }
.flow-line span { padding: 9px 12px; border: 1px solid #789be23b; border-radius: 9px; color: #c9d6ef; font-size: 12px; }
.flow-line b { color: #5874ac; }
.flow > p:last-of-type { max-width: 720px; margin: 28px auto; }
.policy { width: min(760px, calc(100% - 40px)); min-height: calc(100vh - 160px); margin: 70px auto; }
.policy h1 { font-size: 52px; }
.policy h2 { margin-top: 42px; }
.policy p, .policy li { color: #b3bdd2; line-height: 1.75; }
footer { padding: 28px 0 40px; border-top: 1px solid #93a6ca22; color: #8490a8; font-size: 12px; }
@media (max-width: 900px) { .hero { grid-template-columns: 1fr; } .product-stage { min-height: 530px; } .principles { grid-template-columns: 1fr; } }
@media (max-width: 600px) { nav a:not(:last-child) { display: none; } .hero { margin-top: 60px; } .hero-copy { width: calc(100vw - 40px); max-width: 100%; } .hero-actions { align-items: flex-start; flex-direction: column; } .product-stage { min-height: 470px; } .browser-page { right: 35px; } .sidebar-preview { width: 78%; } .flow { padding: 42px 22px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }