:root {
  --bg: #071018;
  --bg-deep: #040a10;
  --panel: #0d1a24;
  --panel-2: #112432;
  --line: rgba(188, 213, 224, .16);
  --text: #edf4f5;
  --muted: #9eb0b8;
  --soft: #c5d1d5;
  --lime: #b6ff3d;
  --lime-soft: #d6ff94;
  --cyan: #6ae7e7;
  --danger: #ffb4a8;
  --max: 1160px;
  --radius: 18px;
  --shadow: 0 24px 80px rgba(0,0,0,.25);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; }
body::selection { background: var(--lime); color: #071018; }
a { color: inherit; }
img { max-width: 100%; }
button, input, textarea, select { font: inherit; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; border-radius: 8px; background: var(--lime); color: #071018; font-weight: 800; }
.skip-link:focus { top: 1rem; }
.site-shell { min-height: 100vh; overflow: hidden; background: radial-gradient(circle at 82% 0%, rgba(106,231,231,.08), transparent 30rem), var(--bg); }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid rgba(188,213,224,.12); background: rgba(7,16,24,.86); backdrop-filter: blur(18px); }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.wordmark { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; letter-spacing: -.06em; font-size: 1.5rem; font-weight: 900; }
.wordmark-mark { width: 10px; height: 30px; transform: skew(-18deg); background: var(--lime); box-shadow: 7px 0 0 rgba(182,255,61,.26); }
.wordmark small { display: block; margin-top: -4px; color: var(--muted); font: 600 .55rem/1 Space Mono, monospace; letter-spacing: .12em; text-transform: uppercase; }
.nav-toggle { display: none; border: 1px solid var(--line); background: transparent; color: var(--text); border-radius: 9px; padding: .65rem .8rem; cursor: pointer; }
.site-nav { display: flex; align-items: center; gap: 1.25rem; }
.site-nav a { color: var(--muted); font-size: .88rem; text-decoration: none; transition: color .2s ease; }
.site-nav a:hover, .site-nav a:focus-visible, .site-nav a[aria-current="page"] { color: var(--lime); }
.nav-cta { padding: .7rem 1rem; border: 1px solid var(--lime); border-radius: 9px; color: var(--lime) !important; font-weight: 800; }
main { display: block; }
.hero { position: relative; padding: 7.5rem 0 5rem; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(320px, .98fr); gap: 5rem; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: .65rem; margin-bottom: 1rem; color: var(--lime-soft); font: 700 .72rem/1.2 Space Mono, monospace; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 30px; height: 1px; background: var(--lime); box-shadow: 0 0 16px rgba(182,255,61,.7); }
h1, h2, h3 { margin: 0; letter-spacing: -.045em; line-height: 1.06; }
h1 { max-width: 780px; font-size: clamp(2.8rem, 7vw, 6.3rem); }
h2 { font-size: clamp(2rem, 4vw, 3.55rem); }
h3 { font-size: 1.25rem; }
.hero h1 em, .page-hero h1 em { color: var(--lime); font-style: normal; }
.lead { max-width: 670px; margin: 1.5rem 0 0; color: var(--soft); font-size: 1.1rem; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; min-height: 48px; padding: .75rem 1.1rem; border: 1px solid var(--lime); border-radius: 10px; background: var(--lime); color: #071018; font-weight: 850; text-decoration: none; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.btn:hover, .btn:focus-visible { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(182,255,61,.18); }
.btn.secondary { border-color: var(--line); background: transparent; color: var(--text); }
.btn.secondary:hover, .btn.secondary:focus-visible { border-color: var(--lime); color: var(--lime); box-shadow: none; }
.system-panel { position: relative; min-height: 410px; padding: 1.3rem; border: 1px solid var(--line); border-radius: 22px; background: linear-gradient(145deg, rgba(17,36,50,.92), rgba(7,16,24,.82)); box-shadow: var(--shadow); overflow: hidden; }
.system-panel::before { content: ""; position: absolute; inset: 18px; border: 1px dashed rgba(182,255,61,.17); border-radius: 14px; }
.system-panel::after { content: ""; position: absolute; width: 310px; height: 310px; top: 50%; left: 50%; transform: translate(-50%, -50%); border: 1px solid rgba(106,231,231,.22); border-radius: 50%; box-shadow: 0 0 0 24px rgba(106,231,231,.025), 0 0 0 55px rgba(106,231,231,.018); }
.panel-top, .panel-bottom { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; color: var(--muted); font: .7rem Space Mono, monospace; letter-spacing: .08em; text-transform: uppercase; }
.panel-dot { display: inline-block; width: 8px; height: 8px; margin-right: .35rem; border-radius: 50%; background: var(--lime); box-shadow: 0 0 14px var(--lime); }
.panel-core { position: absolute; z-index: 2; top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(65%, 250px); padding: 1.5rem; border: 1px solid rgba(182,255,61,.4); border-radius: 16px; background: rgba(7,16,24,.82); text-align: center; }
.panel-core strong { display: block; color: var(--lime); font-size: clamp(2.5rem, 7vw, 4.5rem); line-height: .95; letter-spacing: -.08em; }
.panel-core span { display: block; margin-top: .8rem; color: var(--soft); font: .7rem Space Mono, monospace; letter-spacing: .1em; text-transform: uppercase; }
.panel-lines { position: absolute; z-index: 2; right: 2rem; bottom: 4.2rem; left: 2rem; display: grid; gap: .55rem; }
.panel-lines span { display: block; height: 1px; background: linear-gradient(90deg, transparent, rgba(182,255,61,.45), transparent); }
.panel-bottom { position: absolute; right: 1.3rem; bottom: 1.3rem; left: 1.3rem; }
.section { padding: 5.7rem 0; }
.section.alt { background: rgba(255,255,255,.018); border-top: 1px solid rgba(188,213,224,.08); border-bottom: 1px solid rgba(188,213,224,.08); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 2.5rem; }
.section-heading p { max-width: 500px; margin: 0; color: var(--muted); }
.kicker { margin-bottom: .8rem; color: var(--cyan); font: .72rem Space Mono, monospace; letter-spacing: .14em; text-transform: uppercase; }
.intro-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 4rem; align-items: start; }
.intro-grid p { margin-top: 0; color: var(--soft); font-size: 1.05rem; line-height: 1.85; }
.marker-list { display: grid; gap: 1rem; margin: 0; padding: 0; list-style: none; }
.marker-list li { display: grid; grid-template-columns: 38px 1fr; gap: 1rem; align-items: start; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.marker-list strong { display: block; margin-bottom: .25rem; }
.marker-list span { color: var(--muted); font-size: .95rem; }
.marker { display: grid; place-items: center; width: 30px; height: 30px; border: 1px solid rgba(182,255,61,.5); border-radius: 8px; color: var(--lime); font: .7rem Space Mono, monospace; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card { display: flex; flex-direction: column; min-height: 100%; padding: 1.45rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(13,26,36,.82); transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.card:hover { transform: translateY(-4px); border-color: rgba(182,255,61,.42); background: rgba(17,36,50,.94); }
.card-icon { display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 1.3rem; border: 1px solid rgba(182,255,61,.35); border-radius: 11px; color: var(--lime); font: .8rem Space Mono, monospace; }
.card p { margin: .8rem 0 1.2rem; color: var(--muted); font-size: .93rem; }
.card .text-link { margin-top: auto; }
.text-link { color: var(--lime); font-size: .88rem; font-weight: 800; text-decoration: none; }
.text-link::after { content: " ↗"; }
.problem-grid, .step-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.problem-card, .step { padding: 1.3rem; border-top: 2px solid var(--lime); background: rgba(255,255,255,.03); }
.problem-card p, .step p { margin: .65rem 0 0; color: var(--muted); font-size: .92rem; }
.step span { color: var(--lime); font: .76rem Space Mono, monospace; }
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.case-card { padding: 1.6rem; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(17,36,50,.9), rgba(7,16,24,.9)); }
.case-card p { color: var(--muted); }
.case-tag { display: inline-flex; margin-bottom: 1rem; padding: .32rem .6rem; border-radius: 100px; background: rgba(106,231,231,.1); color: var(--cyan); font: .68rem Space Mono, monospace; text-transform: uppercase; }
.faq-list { max-width: 880px; margin: 0 auto; }
details { border-top: 1px solid var(--line); }
details:last-child { border-bottom: 1px solid var(--line); }
summary { display: flex; justify-content: space-between; gap: 1rem; padding: 1.2rem 0; color: var(--text); font-weight: 800; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--lime); font: 1.4rem Space Mono, monospace; }
details[open] summary::after { content: "−"; }
details p { max-width: 760px; margin: 0 0 1.3rem; color: var(--muted); }
.page-hero { padding: 5rem 0 3rem; border-bottom: 1px solid rgba(188,213,224,.12); background: linear-gradient(115deg, rgba(182,255,61,.07), transparent 48%); }
.page-hero h1 { max-width: 850px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.6rem; color: var(--muted); font: .72rem Space Mono, monospace; }
.breadcrumbs a { color: var(--soft); text-decoration: none; }
.breadcrumbs span { color: var(--lime); }
.prose { max-width: 800px; }
.prose p { color: var(--soft); font-size: 1.03rem; line-height: 1.85; }
.prose ul { color: var(--soft); }
.content-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(260px, .85fr); gap: 4rem; align-items: start; }
.aside-card { position: sticky; top: 105px; padding: 1.3rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(13,26,36,.72); }
.aside-card h2 { font-size: 1.1rem; }
.aside-card p { color: var(--muted); font-size: .9rem; }
.aside-card a { display: block; padding: .55rem 0; border-bottom: 1px solid var(--line); color: var(--soft); text-decoration: none; font-size: .9rem; }
.aside-card a:hover { color: var(--lime); }
.service-block { margin-bottom: 2.5rem; }
.service-block h2 { margin-bottom: 1rem; font-size: 2rem; }
.service-block h3 { margin: 1.5rem 0 .6rem; font-size: 1.1rem; }
.service-block p { color: var(--soft); }
.service-block ul { color: var(--soft); }
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.article-card { display: flex; flex-direction: column; padding: 1.35rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(13,26,36,.82); }
.article-card .article-meta { color: var(--cyan); font: .68rem Space Mono, monospace; letter-spacing: .06em; text-transform: uppercase; }
.article-card h2 { margin: .85rem 0 .65rem; font-size: 1.35rem; }
.article-card p { margin: 0 0 1.2rem; color: var(--muted); font-size: .92rem; }
.article-card .text-link { margin-top: auto; }
.article-body { max-width: 850px; }
.article-body .article-meta { margin-bottom: 1rem; color: var(--cyan); font: .72rem Space Mono, monospace; text-transform: uppercase; }
.article-body h1 { margin-bottom: 1.4rem; font-size: clamp(2.3rem, 5vw, 4.5rem); }
.article-body p { color: var(--soft); font-size: 1.07rem; line-height: 1.9; }
.source-note { margin-top: 2rem; padding: 1.2rem 1.3rem; border-left: 2px solid var(--lime); background: rgba(182,255,61,.05); color: var(--muted); font-size: .9rem; }
.source-note a { color: var(--lime-soft); }
.form-shell { display: grid; grid-template-columns: .75fr 1.25fr; gap: 3rem; align-items: start; }
.form-intro p { color: var(--muted); }
.contact-meta { display: grid; gap: .8rem; margin-top: 1.5rem; }
.contact-meta a { color: var(--lime); text-decoration: none; }
.form-card { padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(13,26,36,.84); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.field { display: grid; gap: .45rem; }
.field.full { grid-column: 1 / -1; }
label { color: var(--soft); font-size: .83rem; font-weight: 750; }
input, textarea, select { width: 100%; border: 1px solid var(--line); border-radius: 9px; background: rgba(4,10,16,.72); color: var(--text); padding: .8rem .85rem; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--lime); outline-offset: 2px; border-color: var(--lime); }
textarea { min-height: 145px; resize: vertical; }
.check { display: flex; gap: .65rem; align-items: start; margin: 1rem 0; color: var(--muted); font-size: .78rem; }
.check input { width: 18px; height: 18px; accent-color: var(--lime); }
.form-status { min-height: 1.5rem; margin-top: .9rem; color: var(--lime-soft); font-size: .88rem; }
.form-status.error { color: var(--danger); }
.legacy-wrap { padding: 0; }
.legacy-wrap > style { display: none; }
.notice { margin: 1.2rem 0; padding: 1rem 1.2rem; border-left: 2px solid var(--lime); background: rgba(182,255,61,.06); color: var(--soft); font-size: .9rem; }
.site-footer { padding: 4rem 0 2rem; border-top: 1px solid rgba(188,213,224,.12); background: var(--bg-deep); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 2rem; }
.footer-grid h2 { margin-bottom: .8rem; font-size: 1rem; letter-spacing: -.01em; }
.footer-grid p, .footer-grid a { color: var(--muted); font-size: .87rem; }
.footer-grid a { display: block; margin: .45rem 0; text-decoration: none; }
.footer-grid a:hover { color: var(--lime); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; padding-top: 1.2rem; border-top: 1px solid var(--line); color: var(--muted); font: .7rem Space Mono, monospace; }
.empty-state { padding: 2rem; border: 1px dashed var(--line); border-radius: var(--radius); color: var(--muted); }
.not-found { padding: 8rem 0; text-align: center; }
.not-found h1 { margin: 0 auto 1rem; }
@media (max-width: 960px) {
  .site-nav { position: absolute; top: 76px; right: 20px; left: 20px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: .8rem; border: 1px solid var(--line); border-radius: 12px; background: #0b1822; box-shadow: var(--shadow); }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: .75rem .55rem; }
  .nav-toggle { display: inline-flex; }
  .hero-grid, .intro-grid, .content-layout, .form-shell { grid-template-columns: 1fr; gap: 2.5rem; }
  .system-panel { min-height: 350px; }
  .aside-card { position: static; }
  .card-grid, .article-grid { grid-template-columns: repeat(2, 1fr); }
  .problem-grid, .step-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .container { width: min(var(--max), calc(100% - 30px)); }
  .hero { padding-top: 5rem; }
  .section { padding: 4rem 0; }
  .section-heading { display: block; }
  .section-heading p { margin-top: 1rem; }
  .card-grid, .article-grid, .problem-grid, .step-grid, .case-grid, .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.2rem; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: .5rem; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }