:root {
  color-scheme: dark;
  --bg: #07080d;
  --bg-soft: #0d1018;
  --panel: rgba(255,255,255,.055);
  --panel-strong: rgba(255,255,255,.085);
  --line: rgba(255,255,255,.12);
  --line-strong: rgba(255,255,255,.2);
  --text: #f4f4f5;
  --muted: #b8bbc5;
  --faint: #878b98;
  --cyan: #67e8f9;
  --violet: #c4b5fd;
  --green: #6ee7b7;
  --amber: #fde68a;
  --pink: #f9a8d4;
  --radius: 22px;
  --shadow: 0 28px 90px rgba(0,0,0,.48);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; min-height: 100vh; background:
  radial-gradient(circle at 14% -10%, rgba(124,58,237,.13), transparent 28rem),
  radial-gradient(circle at 86% 8%, rgba(34,211,238,.09), transparent 32rem),
  var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .18em; }
a:hover { color: var(--cyan); }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(103,232,249,.9); outline-offset: 4px; border-radius: 8px; }
::selection { background: rgba(139,92,246,.34); color: #fff; }
.shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.shell-narrow { width: min(820px, calc(100% - 40px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 999; transform: translateY(-150%); background: #fff; color: #09090b; padding: 10px 14px; border-radius: 10px; font-weight: 700; }
.skip-link:focus { transform: translateY(0); }
.site-nav { position: sticky; top: 0; z-index: 100; border-bottom: 1px solid var(--line); background: rgba(7,8,13,.83); backdrop-filter: blur(18px); }
.site-nav__inner { width: min(1240px, calc(100% - 32px)); min-height: 74px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 800; letter-spacing: -.03em; }
.brand:hover { color: var(--text); }
.brand__mark { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 14px; color: var(--cyan); background: linear-gradient(145deg, rgba(139,92,246,.24), rgba(34,211,238,.12) 55%, rgba(52,211,153,.15)); border: 1px solid rgba(255,255,255,.13); box-shadow: 0 14px 35px rgba(0,0,0,.35); }
.brand__mark svg { width: 23px; height: 23px; }
.brand__text { font-size: 1.12rem; }
.brand__text span { color: var(--violet); }
.site-menu { display: flex; align-items: center; gap: 24px; font-size: .91rem; font-weight: 650; }
.site-menu a { color: #d7d8df; text-decoration: none; padding-block: 9px; border-bottom: 2px solid transparent; }
.site-menu a:hover, .site-menu a[aria-current="page"] { color: #fff; border-color: var(--cyan); }
.site-menu .nav-cta { padding: 10px 16px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.055); }
.menu-button { display: none; width: 44px; height: 44px; color: var(--text); border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.05); }
.menu-button svg { width: 24px; margin: auto; }
.hero { position: relative; overflow: hidden; padding: 94px 0 78px; border-bottom: 1px solid rgba(255,255,255,.06); }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(255,255,255,.012), transparent 45%), repeating-linear-gradient(90deg, transparent 0 79px, rgba(255,255,255,.018) 80px); mask-image: linear-gradient(to bottom, black, transparent 88%); }
.hero::after { content: ""; position: absolute; width: 530px; height: 530px; border-radius: 50%; right: -180px; top: -180px; background: rgba(34,211,238,.09); filter: blur(80px); pointer-events: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 68px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; margin: 0 0 18px; padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.045); color: #d8dae2; font-size: .78rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 16px var(--green); }
h1, h2, h3 { font-family: "Space Grotesk", Inter, ui-sans-serif, system-ui, sans-serif; line-height: 1.12; letter-spacing: -.035em; }
h1 { margin: 0; font-size: clamp(2.65rem, 6vw, 5.6rem); max-width: 13ch; }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); margin: 0; }
h3 { font-size: 1.3rem; margin: 0; }
.gradient-text { background: linear-gradient(90deg, var(--violet), var(--cyan) 52%, var(--green)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-copy { margin: 22px 0 0; max-width: 680px; color: #c9cbd3; font-size: clamp(1.04rem, 2vw, 1.22rem); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; padding: 0 18px; border-radius: 13px; border: 1px solid var(--line); font-weight: 750; text-decoration: none; transition: transform .18s ease, filter .18s ease, background .18s ease; }
.button:hover { color: #fff; transform: translateY(-2px); }
.button-primary { color: #071013; border-color: transparent; background: linear-gradient(90deg, #a78bfa, #67e8f9 52%, #6ee7b7); box-shadow: 0 18px 42px rgba(34,211,238,.12); }
.button-primary:hover { color: #071013; filter: brightness(1.08); }
.button-secondary { background: rgba(255,255,255,.05); }
.hero-visual { position: relative; }
.hero-visual::before { content: ""; position: absolute; inset: -18px; border-radius: 34px; background: linear-gradient(135deg, rgba(139,92,246,.18), rgba(34,211,238,.1), rgba(52,211,153,.12)); filter: blur(28px); }
.hero-visual img { position: relative; width: 100%; border-radius: 28px; border: 1px solid rgba(255,255,255,.14); box-shadow: var(--shadow); background: #0b0d14; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 24px; }
.hero-stat { padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.035); }
.hero-stat strong { display: block; color: #fff; font-size: .98rem; }
.hero-stat span { color: var(--faint); font-size: .78rem; }
.section { position: relative; padding: 92px 0; }
.section + .section { border-top: 1px solid rgba(255,255,255,.055); }
.section-muted { background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.012)); }
.section-heading { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: end; margin-bottom: 42px; }
.section-heading p { margin: 0; color: var(--muted); font-size: 1.05rem; max-width: 62ch; }
.kicker { display: block; margin-bottom: 11px; color: var(--cyan); font-size: .76rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card-grid.two { grid-template-columns: repeat(2, 1fr); }
.card-grid.four { grid-template-columns: repeat(4, 1fr); }
.card { position: relative; overflow: hidden; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(255,255,255,.065), rgba(255,255,255,.028)); box-shadow: 0 18px 55px rgba(0,0,0,.22); }
.card::after { content: ""; position: absolute; inset: auto -20% -70% 25%; height: 180px; background: rgba(34,211,238,.065); filter: blur(45px); pointer-events: none; }
.card-icon { width: 44px; height: 44px; display: grid; place-items: center; margin-bottom: 20px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.055); color: var(--cyan); font-weight: 850; }
.card h3 { position: relative; }
.card p { position: relative; margin: 12px 0 0; color: var(--muted); }
.card a.stretched { position: relative; display: inline-flex; margin-top: 19px; color: var(--cyan); font-weight: 750; text-decoration: none; }
.card a.stretched::after { content: ""; position: absolute; inset: -160px -240px -45px -90px; }
.callout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; align-items: center; padding: 38px; border: 1px solid rgba(103,232,249,.2); border-radius: 28px; background: linear-gradient(120deg, rgba(139,92,246,.12), rgba(34,211,238,.08), rgba(52,211,153,.08)); box-shadow: var(--shadow); }
.callout p { color: var(--muted); }
.pill-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.pill { display: inline-flex; padding: 7px 10px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,.04); color: #d4d6de; font-size: .78rem; font-weight: 700; text-decoration: none; }
.pill:hover { color: #fff; border-color: rgba(103,232,249,.45); }
.steps { counter-reset: step; display: grid; gap: 14px; }
.step { counter-increment: step; display: grid; grid-template-columns: 52px 1fr; gap: 18px; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.035); }
.step::before { content: counter(step, decimal-leading-zero); display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; color: #081014; background: linear-gradient(135deg, var(--violet), var(--cyan)); font-weight: 900; }
.step p { margin: 7px 0 0; color: var(--muted); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.025); }
.compare-table { width: 100%; min-width: 760px; border-collapse: collapse; text-align: left; }
.compare-table th, .compare-table td { padding: 18px 20px; border-bottom: 1px solid var(--line); vertical-align: top; }
.compare-table th { color: #fff; background: rgba(255,255,255,.045); font-size: .83rem; text-transform: uppercase; letter-spacing: .08em; }
.compare-table td { color: var(--muted); }
.compare-table tr:last-child td { border-bottom: 0; }
.compare-table strong { color: #fff; }
.breadcrumbs { padding-top: 30px; color: var(--faint); font-size: .84rem; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 8px; color: #555b69; }
.breadcrumbs a { color: #b5b8c2; text-decoration: none; }
.page-hero { padding: 72px 0 64px; border-bottom: 1px solid rgba(255,255,255,.06); }
.page-hero .shell-narrow { margin-left: max(20px, calc((100% - 1180px)/2)); }
.page-hero h1 { font-size: clamp(2.55rem, 6vw, 4.9rem); max-width: 15ch; }
.page-hero p { max-width: 700px; margin: 20px 0 0; color: var(--muted); font-size: 1.12rem; }
.prose-section { padding: 76px 0; }
.prose-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 70px; align-items: start; }
.prose { min-width: 0; color: #d7d8df; font-size: 1.055rem; }
.prose h2 { margin: 2.4em 0 .65em; font-size: clamp(1.75rem, 3vw, 2.55rem); scroll-margin-top: 100px; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin: 1.8em 0 .55em; scroll-margin-top: 100px; }
.prose p { margin: 0 0 1.25em; }
.prose ul, .prose ol { margin: 0 0 1.4em; padding-left: 1.4em; }
.prose li { margin: .45em 0; }
.prose a { color: var(--cyan); font-weight: 650; }
.prose code { color: #e9d5ff; background: rgba(167,139,250,.1); border: 1px solid rgba(167,139,250,.18); border-radius: 6px; padding: .12em .35em; font-size: .91em; }
.prose pre { overflow-x: auto; margin: 1.6em 0; padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: #05070b; color: #d4f7ff; box-shadow: inset 0 1px 0 rgba(255,255,255,.04); }
.prose pre code { padding: 0; border: 0; background: none; color: inherit; }
.prose .article-intro { color: #f1f1f4; font-size: 1.15rem; }
.prose .conclusion { margin-top: 3rem; padding: 28px; border: 1px solid rgba(103,232,249,.2); border-radius: 20px; background: linear-gradient(135deg, rgba(34,211,238,.07), rgba(139,92,246,.07)); }
.side-nav { position: sticky; top: 96px; padding: 20px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.035); }
.side-nav h2 { font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: #fff; }
.side-nav a { display: block; margin-top: 10px; color: #aeb1bc; font-size: .88rem; text-decoration: none; }
.side-nav a:hover { color: var(--cyan); }
.article-header { padding: 54px 0 36px; }
.article-header h1 { max-width: 18ch; font-size: clamp(2.5rem, 6vw, 4.8rem); }
.article-deck { max-width: 790px; margin: 20px 0 0; color: var(--muted); font-size: 1.16rem; }
.article-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; margin-top: 22px; color: var(--faint); font-size: .86rem; }
.article-meta strong { color: #dddfe5; }
.article-feature { margin-top: 34px; }
.article-feature img { width: 100%; max-height: 650px; object-fit: cover; border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow); }
.article-layout { display: grid; grid-template-columns: minmax(0, 790px) 280px; gap: 70px; align-items: start; padding: 54px 0 88px; }
.article-aside { position: sticky; top: 96px; display: grid; gap: 15px; }
.aside-card { padding: 20px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.035); }
.aside-card h2 { font-size: .95rem; }
.aside-card p { margin: 10px 0 0; color: var(--muted); font-size: .87rem; }
.aside-card a { color: var(--cyan); }
.article-card { overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.035); transition: transform .18s ease, border-color .18s ease; }
.article-card:hover { transform: translateY(-4px); border-color: rgba(103,232,249,.35); }
.article-card img { aspect-ratio: 1 / 1; width: 100%; object-fit: cover; border-bottom: 1px solid var(--line); }
.article-card__body { padding: 20px; }
.article-card__body h3 { margin-top: 8px; font-size: 1.2rem; }
.article-card__body p { margin: 11px 0 0; color: var(--muted); font-size: .93rem; }
.article-card__body a { text-decoration: none; }
.article-card__meta { color: var(--cyan); font-size: .73rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.faq-list { display: grid; gap: 12px; }
.faq-list details { border: 1px solid var(--line); border-radius: 17px; background: rgba(255,255,255,.035); }
.faq-list summary { cursor: pointer; list-style: none; padding: 20px 56px 20px 22px; position: relative; font-weight: 750; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 22px; top: 16px; color: var(--cyan); font-size: 1.5rem; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: 0; padding: 0 22px 22px; color: var(--muted); }
.notice { padding: 18px 20px; border-left: 3px solid var(--cyan); border-radius: 0 14px 14px 0; background: rgba(34,211,238,.06); color: #ced0d8; }
.archive-header { padding: 70px 0 46px; }
.archive-header h1 { font-size: clamp(2.5rem, 6vw, 4.7rem); }
.archive-header p { max-width: 720px; color: var(--muted); font-size: 1.08rem; }
.pagination-note { margin-top: 28px; color: var(--faint); font-size: .85rem; }
.contact-card { padding: 36px; border: 1px solid var(--line); border-radius: 26px; background: linear-gradient(135deg, rgba(139,92,246,.1), rgba(34,211,238,.065)); }
.contact-card a { color: var(--cyan); font-size: clamp(1.25rem, 4vw, 2.1rem); font-weight: 800; word-break: break-word; }
.site-footer { position: relative; overflow: hidden; padding: 70px 0 26px; border-top: 1px solid var(--line); background: #06070b; }
.footer-glow { position: absolute; inset: -220px auto auto 50%; width: 620px; height: 340px; transform: translateX(-50%); border-radius: 50%; background: rgba(139,92,246,.11); filter: blur(80px); }
.footer-grid { position: relative; display: grid; grid-template-columns: 1.65fr repeat(3, 1fr); gap: 42px; }
.footer-brand p { max-width: 390px; color: var(--muted); }
.footer-email { display: inline-block; margin-top: 8px; color: var(--cyan); font-weight: 750; }
.footer-grid h2 { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: #fff; }
.footer-grid > div:not(:first-child) a { display: block; margin-top: 10px; color: #9ea2ae; font-size: .88rem; text-decoration: none; }
.footer-grid > div:not(:first-child) a:hover { color: var(--cyan); }
.footer-bottom { position: relative; display: flex; justify-content: space-between; gap: 20px; margin-top: 52px; padding-top: 20px; border-top: 1px solid var(--line); color: #777c88; font-size: .78rem; }
@media (max-width: 980px) {
  .menu-button { display: grid; place-items: center; }
  .site-menu { position: absolute; top: 74px; left: 16px; right: 16px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 14px; border: 1px solid var(--line); border-radius: 18px; background: rgba(10,12,18,.98); box-shadow: var(--shadow); }
  .site-menu.is-open { display: flex; }
  .site-menu a { padding: 12px 10px; border-bottom: 0; border-radius: 10px; }
  .site-menu a:hover, .site-menu a[aria-current="page"] { background: rgba(255,255,255,.06); }
  .site-menu .nav-cta { margin-top: 6px; text-align: center; }
  .hero-grid, .section-heading, .callout, .prose-grid, .article-layout { grid-template-columns: 1fr; }
  .hero-grid { gap: 46px; }
  .section-heading { gap: 18px; align-items: start; }
  .card-grid.four { grid-template-columns: repeat(2, 1fr); }
  .prose-grid, .article-layout { gap: 38px; }
  .side-nav, .article-aside { position: static; }
  .side-nav { display: none; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: 2 / span 2; }
}
@media (max-width: 700px) {
  .shell, .shell-narrow { width: min(100% - 28px, 1180px); }
  .site-nav__inner { width: calc(100% - 24px); }
  .hero { padding: 68px 0 58px; }
  h1 { font-size: clamp(2.45rem, 13vw, 4rem); }
  .hero-stats { grid-template-columns: 1fr; }
  .section { padding: 68px 0; }
  .card-grid, .card-grid.two, .card-grid.four { grid-template-columns: 1fr; }
  .callout { padding: 26px; }
  .page-hero .shell-narrow { margin-inline: auto; }
  .article-header { padding-top: 38px; }
  .article-feature img { border-radius: 18px; }
  .prose { font-size: 1rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-grid > div:last-child { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}