:root {
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--layout-max: 1080px;
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--layout-pad: 28px;
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--header-h: 64px;
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--bg: #f4f6fb;
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--bg-elevated: #ffffff;
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--text: #1d1d1f;
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--muted: #5c5c66;
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--accent: #0071e3;
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--accent-hover: #0077ed;
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--border: rgba(0, 0, 0, 0.08);
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--radius: 16px;
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--shadow: 0 20px 50px rgba(30, 45, 90, 0.12);
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--font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC", "Segoe UI", sans-serif;
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--hero-bg: #ffffff;
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}
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* {
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box-sizing: border-box;
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}
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html {
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scroll-behavior: smooth;
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}
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body {
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margin: 0;
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font-family: var(--font);
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color: var(--text);
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line-height: 1.55;
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-webkit-font-smoothing: antialiased;
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background: var(--bg);
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min-height: 100vh;
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}
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a {
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color: var(--accent);
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text-decoration: none;
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}
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a:hover {
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text-decoration: underline;
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}
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/* One width for header, main, footer */
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.layout {
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width: 100%;
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max-width: var(--layout-max);
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margin-left: auto;
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margin-right: auto;
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padding-left: var(--layout-pad);
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padding-right: var(--layout-pad);
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}
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/* Header — fixed lang switch slot on the right */
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.site-header {
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position: sticky;
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top: 0;
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z-index: 50;
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height: var(--header-h);
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background: rgba(244, 246, 251, 0.82);
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border-bottom: 1px solid var(--border);
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backdrop-filter: blur(16px) saturate(1.25);
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}
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.site-header__bar {
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height: var(--header-h);
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display: grid;
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grid-template-columns: auto 1fr auto;
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align-items: center;
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gap: 20px;
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}
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.brand {
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display: flex;
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align-items: center;
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gap: 10px;
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font-weight: 650;
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font-size: 1.02rem;
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color: var(--text);
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text-decoration: none;
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white-space: nowrap;
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}
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.brand:hover {
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text-decoration: none;
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}
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.brand img {
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width: 34px;
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height: 34px;
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border-radius: 8px;
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box-shadow: 0 4px 14px rgba(0, 113, 227, 0.22);
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}
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.site-nav {
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display: flex;
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flex-wrap: wrap;
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justify-content: center;
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gap: 6px 20px;
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font-size: 0.92rem;
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}
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.site-nav a {
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color: var(--muted);
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}
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.site-nav a[aria-current="page"] {
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color: var(--text);
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font-weight: 600;
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}
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.lang-switch {
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display: inline-flex;
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align-items: center;
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padding: 4px;
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border-radius: 999px;
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background: rgba(0, 0, 0, 0.05);
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border: 1px solid var(--border);
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flex-shrink: 0;
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}
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.lang-switch a {
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display: inline-block;
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padding: 6px 14px;
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border-radius: 999px;
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font-size: 0.82rem;
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font-weight: 600;
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color: var(--muted);
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text-decoration: none;
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}
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.lang-switch a:hover {
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text-decoration: none;
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color: var(--text);
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}
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.lang-switch a.is-active {
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background: var(--bg-elevated);
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color: var(--text);
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
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}
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/* Legacy floating hero icon — must not appear */
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.icon-float,
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.icon-orb {
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display: none !important;
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}
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.page-home .site-header {
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background: rgba(255, 255, 255, 0.88);
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}
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/* Hero — reference layout: copy left, stacked screenshots right */
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.hero {
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width: 100%;
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min-height: calc(100svh - var(--header-h));
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min-height: calc(100vh - var(--header-h));
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padding: 48px 0 64px;
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background: var(--hero-bg);
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overflow: hidden;
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}
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.hero__split {
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display: grid;
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grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
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gap: 20px 48px;
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align-items: center;
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min-height: calc(100svh - var(--header-h) - 96px);
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min-height: calc(100vh - var(--header-h) - 96px);
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}
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.hero__copy {
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padding: 8px 0;
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}
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.hero__headline {
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margin: 0;
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font-size: clamp(2rem, 4.8vw, 3.15rem);
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font-weight: 800;
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letter-spacing: -0.04em;
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line-height: 1.1;
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color: #000;
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}
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.hero__lead {
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margin: 28px 0 0;
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font-size: clamp(1rem, 1.7vw, 1.2rem);
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line-height: 1.7;
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color: #1d1d1f;
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max-width: 22em;
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}
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.hero__visual {
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position: relative;
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min-height: 420px;
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display: flex;
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align-items: center;
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justify-content: flex-end;
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}
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.hero__stack-stage {
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position: relative;
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width: 100%;
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max-width: 620px;
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margin-left: auto;
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padding: 12px 0 28px;
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perspective: 1600px;
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perspective-origin: 35% 45%;
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}
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.hero__stack-img {
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display: block;
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width: 100%;
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height: auto;
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transform: rotateY(-11deg) rotateX(4deg) translateZ(0);
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transform-origin: 40% 50%;
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filter: drop-shadow(0 28px 48px rgba(30, 45, 90, 0.14));
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}
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/* Main content */
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.page-main {
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padding: 56px 0 72px;
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}
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.card {
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background: var(--bg-elevated);
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border: 1px solid var(--border);
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border-radius: var(--radius);
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box-shadow: var(--shadow);
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padding: 28px 32px;
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margin-bottom: 22px;
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}
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.card h2 {
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margin: 0 0 14px;
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font-size: 1.3rem;
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letter-spacing: -0.02em;
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}
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.card-cta {
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text-align: center;
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}
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.card-cta p {
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margin: 0 0 16px;
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color: var(--muted);
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}
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.compare {
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width: 100%;
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border-collapse: collapse;
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font-size: 0.95rem;
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}
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.compare th,
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.compare td {
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text-align: left;
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padding: 11px 12px;
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border-bottom: 1px solid var(--border);
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vertical-align: top;
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}
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.compare th {
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font-size: 0.78rem;
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text-transform: uppercase;
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letter-spacing: 0.04em;
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color: var(--muted);
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}
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.compare tr:last-child td {
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border-bottom: none;
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}
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.feature-grid {
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
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gap: 12px;
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}
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.feature {
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padding: 15px 17px;
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border-radius: 12px;
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background: #f8f9fd;
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border: 1px solid var(--border);
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}
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.feature strong {
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display: block;
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margin-bottom: 5px;
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}
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.cta-row {
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display: flex;
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flex-wrap: wrap;
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gap: 12px;
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justify-content: center;
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}
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.btn {
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display: inline-block;
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padding: 11px 22px;
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border-radius: 999px;
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font-weight: 600;
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font-size: 0.94rem;
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}
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.btn-primary {
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background: var(--accent);
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color: #fff;
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box-shadow: 0 8px 24px rgba(0, 113, 227, 0.28);
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}
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.btn-primary:hover {
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background: var(--accent-hover);
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text-decoration: none;
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color: #fff;
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}
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.btn-secondary {
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background: var(--bg-elevated);
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color: var(--text);
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border: 1px solid var(--border);
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}
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.btn-secondary:hover {
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text-decoration: none;
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}
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.site-footer {
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padding: 28px 0 48px;
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border-top: 1px solid var(--border);
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text-align: center;
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font-size: 0.88rem;
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color: var(--muted);
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}
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.site-footer p {
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margin: 0 0 8px;
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}
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.prose h1 {
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margin-top: 0;
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}
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.prose h2 {
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margin-top: 1.5em;
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}
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.prose h3 {
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margin-top: 1.2em;
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}
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kbd {
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display: inline-block;
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padding: 2px 7px;
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border-radius: 6px;
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font-size: 0.82em;
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font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
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background: #f0f2f8;
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border: 1px solid var(--border);
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}
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@media (max-width: 860px) {
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.site-header__bar {
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grid-template-columns: auto auto;
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grid-template-rows: auto auto;
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}
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.site-nav {
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grid-column: 1 / -1;
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justify-content: flex-start;
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order: 3;
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}
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.lang-switch {
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grid-column: 2;
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grid-row: 1;
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justify-self: end;
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}
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.hero__split {
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grid-template-columns: 1fr;
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min-height: auto;
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gap: 32px;
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}
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.hero__stack-stage {
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max-width: 100%;
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margin-left: 0;
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}
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.hero__stack-img {
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transform: rotateY(-7deg) rotateX(3deg);
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}
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}
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@media (max-width: 560px) {
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:root {
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--layout-pad: 18px;
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}
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.hero {
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padding: 32px 0 48px;
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}
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}
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