/* ============================================================ THEME TOKENS ============================================================ */
:root {
  --bg-0: #060f04;
  --bg-1: #0a1f08;
  --bg-2: #122a0e;
  --line: #1a3a14;
  --brand: #0B7C12;
  --brand-deep: #008E35;
  --brand-bright: #97C459;
  --brand-mint: #3DEBA8;
  --brand-pale: #C0DD97;
  --text-0: #EAF3DE;
  --text-1: #97C459;
  --text-2: rgba(151, 196, 89, 0.55);
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg-0);
  color: var(--text-0);
  font-family: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
.mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }
a { color: inherit; }

.shell { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section { padding: 96px 0; border-bottom: 1px solid var(--line); }
.section:last-of-type { border-bottom: none; }
.section.tight { padding: 72px 0; }

/* TOPBAR */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 0; border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
  background: rgba(6, 15, 4, 0.85);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  z-index: 50; gap: 24px;
}
.brand-mark { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.brand-mark img {
  height: 26px; width: auto; display: block;
  filter: drop-shadow(0 0 12px rgba(61, 235, 168, 0.18));
  transition: filter 200ms ease;
}
.brand-mark:hover img { filter: drop-shadow(0 0 18px rgba(61, 235, 168, 0.32)); }
.topbar nav {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; color: var(--text-2);
  display: flex; gap: 22px; align-items: center;
}
.topbar nav a { color: var(--text-1); text-decoration: none; transition: color 160ms ease; }
.topbar nav a:hover { color: var(--brand-pale); }
.topbar nav a.active { color: var(--brand-mint); }
.topbar .cta-phone {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; color: var(--text-0); text-decoration: none;
  padding: 8px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  transition: border-color 160ms ease, background 160ms ease;
  white-space: nowrap;
}
.topbar .cta-phone:hover { border-color: var(--brand-bright); background: rgba(151, 196, 89, 0.06); }
@media (max-width: 940px) { .topbar nav { display: none; } }

/* HOME HERO */
.hero { padding: 120px 0 80px; text-align: center; position: relative; }
.hero::before {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 900px; height: 600px; transform: translate(-50%, -50%);
  background: radial-gradient(ellipse at center, rgba(11, 124, 18, 0.22), transparent 60%);
  pointer-events: none; z-index: -1;
}
.hero .eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; color: var(--text-1);
  letter-spacing: 0.18em; margin-bottom: 18px; text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(38px, 6vw, 68px); font-weight: 700;
  letter-spacing: -0.03em; line-height: 1.05;
  margin: 0 auto 22px; max-width: 880px;
}
.hero h1 em { font-style: normal; color: var(--brand-mint); }
.hero .lede { font-size: 18px; color: var(--text-1); max-width: 680px; margin: 0 auto 36px; }
.hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* SUB-PAGE HERO */
.page-hero { padding: 80px 0 60px; border-bottom: 1px solid var(--line); }
.page-hero .breadcrumb {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; color: var(--text-2);
  letter-spacing: 0.1em; margin-bottom: 18px; text-transform: uppercase;
}
.page-hero .breadcrumb a { color: var(--text-1); text-decoration: none; }
.page-hero .breadcrumb a:hover { color: var(--brand-pale); }
.page-hero .breadcrumb .sep { margin: 0 8px; color: var(--text-2); }
.page-hero .eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; color: var(--text-1);
  letter-spacing: 0.18em; margin-bottom: 16px; text-transform: uppercase;
}
.page-hero h1 {
  font-size: clamp(32px, 5vw, 56px); font-weight: 700;
  letter-spacing: -0.03em; line-height: 1.08; margin: 0 0 20px; max-width: 860px;
}
.page-hero h1 em { font-style: normal; color: var(--brand-mint); }
.page-hero .lede { font-size: 18px; color: var(--text-1); max-width: 720px; margin-bottom: 28px; }
.page-hero .hero-meta { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-2); letter-spacing: 0.15em; text-transform: uppercase; margin-top: 18px; }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--brand); color: var(--text-0);
  padding: 13px 24px; border-radius: var(--radius-sm);
  text-decoration: none; font-weight: 500; font-size: 14px;
  transition: background 160ms ease, transform 160ms ease;
}
.btn:hover { background: var(--brand-mint); color: #0a1f08; transform: translateY(-1px); }
.btn::after { content: "→"; transition: transform 160ms ease; }
.btn:hover::after { transform: translateX(2px); }
.btn-ghost { background: transparent; color: var(--text-0); border: 1px solid var(--line); }
.btn-ghost:hover { background: rgba(151, 196, 89, 0.06); border-color: var(--brand-bright); color: var(--text-0); }
.btn-sm { padding: 9px 16px; font-size: 13px; }

/* PILLARS */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pillar {
  background: var(--bg-1); border: 1px solid var(--line);
  border-radius: var(--radius-md); padding: 28px 26px;
  transition: border-color 200ms ease, transform 200ms ease;
}
.pillar:hover { border-color: var(--brand-bright); transform: translateY(-2px); }
.pillar .glyph {
  width: 38px; height: 38px; border-radius: 10px;
  background: rgba(151, 196, 89, 0.08); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
}
.pillar .glyph svg { width: 18px; height: 18px; stroke: var(--brand-bright); fill: none; stroke-width: 1.6; }
.pillar h3 { font-size: 19px; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 10px; color: var(--text-0); }
.pillar p { font-size: 14px; color: var(--text-1); line-height: 1.55; }
@media (max-width: 860px) { .pillars { grid-template-columns: 1fr; } }

/* SECTION HEADERS */
.section-label { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-2); letter-spacing: 0.22em; margin-bottom: 10px; text-transform: uppercase; }
.section-title { font-size: clamp(28px, 4vw, 42px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 14px; max-width: 720px; }
.section-sub { color: var(--text-1); max-width: 720px; margin-bottom: 56px; font-size: 16px; }

/* FLOATING IMAGE GALLERY (rellax) */
.feature-block { display: grid; grid-template-columns: 1fr 1.15fr; gap: 72px; align-items: center; }
.feature-block.reverse { grid-template-columns: 1.15fr 1fr; }
.feature-block.reverse .feature-text { order: 2; }
.feature-text .eyebrow { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-1); letter-spacing: 0.18em; margin-bottom: 14px; text-transform: uppercase; }
.feature-text h2 { font-size: clamp(28px, 3.6vw, 38px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.15; margin-bottom: 20px; }
.feature-text p { color: var(--text-1); font-size: 16px; margin-bottom: 16px; max-width: 460px; }
.spec-list { list-style: none; margin: 8px 0 28px; padding: 0; max-width: 480px; border-top: 1px solid var(--line); }
.spec-list li { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.spec-list li .k { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-2); letter-spacing: 0.1em; text-transform: uppercase; flex-shrink: 0; }
.spec-list li .v { color: var(--text-0); text-align: right; }
.rbt-image-gallery-1 { position: relative; padding-right: 40px; }
.rbt-image-gallery-1 .image-1 { width: 100%; max-height: 600px; border-radius: var(--radius-lg); display: block; box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.6); }
.rbt-image-gallery-1 .image-2 { position: absolute; max-height: 500px; width: 50%; top: 22%; right: -12px; border-radius: var(--radius-md); box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.7); }
.rbt-image-gallery-1.text-end { padding-right: 0; padding-left: 40px; }
.rbt-image-gallery-1.text-end .image-2 { left: -12px; right: auto; }
@media (max-width: 768px) {
  .feature-block, .feature-block.reverse { grid-template-columns: 1fr; gap: 36px; }
  .feature-block.reverse .feature-text { order: 0; }
  .rbt-image-gallery-1 .image-2 { display: none; }
  .rbt-image-gallery-1 { padding: 0 !important; }
}

/* SWIPER */
.carousel-wrap { display: flex; flex-direction: column; align-items: center; }
.banner-swiper-active { width: 340px; max-width: 92vw; padding-bottom: 48px; }
.banner-swiper-active .swiper-slide {
  aspect-ratio: 3 / 4.05; border-radius: 22px; padding: 28px;
  display: flex; flex-direction: column; justify-content: space-between;
  color: var(--text-0); font-family: 'Manrope', sans-serif; text-decoration: none;
}
.slide-top { display: flex; flex-direction: column; gap: 4px; }
.slide-tier { font-family: 'JetBrains Mono', monospace; font-size: 11px; opacity: 0.75; letter-spacing: 0.12em; text-transform: uppercase; }
.slide-name { font-size: 28px; font-weight: 600; letter-spacing: -0.02em; margin-top: 4px; line-height: 1.05; }
.slide-sub { font-family: 'JetBrains Mono', monospace; font-size: 11px; opacity: 0.7; margin-top: 4px; }
.slide-specs { font-size: 13px; line-height: 1.55; opacity: 0.88; margin-bottom: 10px; }
.slide-specs span { display: block; }
.slide-cta { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.12em; opacity: 0.95; border-bottom: 1px dashed currentColor; padding-bottom: 2px; align-self: flex-start; text-transform: uppercase; }
.banner-swiper-active .swiper-pagination-bullet { background: var(--brand-bright); opacity: 0.35; transition: opacity 160ms ease; }
.banner-swiper-active .swiper-pagination-bullet-active { opacity: 1; }

/* TIER CARDS */
.tier-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 12px; }
.tier { background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 36px 32px; display: flex; flex-direction: column; }
.tier.featured { border-color: var(--brand); position: relative; }
.tier.featured::before {
  content: "Найпопулярніший";
  position: absolute; top: -11px; left: 32px;
  background: var(--brand); color: var(--text-0);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px; letter-spacing: 0.15em;
  padding: 4px 10px; border-radius: 4px; text-transform: uppercase;
}
.tier .tag { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-2); letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 10px; }
.tier h3 { font-size: 24px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 4px; }
.tier .tier-sub { font-size: 13px; color: var(--text-2); margin-bottom: 20px; }
.tier .price { font-size: 32px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 4px; color: var(--text-0); }
.tier .price-sub { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-2); letter-spacing: 0.1em; margin-bottom: 24px; text-transform: uppercase; }
.tier ul { list-style: none; margin: 0 0 24px; padding: 0; flex-grow: 1; }
.tier ul li { font-size: 14px; color: var(--text-1); padding: 8px 0 8px 22px; position: relative; line-height: 1.5; }
.tier ul li::before { content: ""; position: absolute; left: 0; top: 17px; width: 10px; height: 2px; background: var(--brand-bright); border-radius: 1px; }
@media (max-width: 768px) { .tier-grid { grid-template-columns: 1fr; } }

/* OPTIMIZATION CARDS */
.opt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 36px; }
.opt-card { background: var(--bg-0); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 24px; }
.opt-card .num { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.15em; color: var(--brand-bright); margin-bottom: 12px; }
.opt-card h4 { font-size: 15px; font-weight: 600; margin-bottom: 8px; color: var(--text-0); letter-spacing: -0.01em; }
.opt-card p { font-size: 13px; color: var(--text-1); line-height: 1.55; }
@media (max-width: 860px) { .opt-grid { grid-template-columns: 1fr; } }

/* CRYPTO STACK */
.crypto-row { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin-top: 24px; padding: 28px; background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-md); }
.crypto-chip { text-align: center; padding: 16px 8px; border-right: 1px solid var(--line); }
.crypto-chip:last-child { border-right: none; }
.crypto-chip .name { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--text-0); margin-bottom: 4px; letter-spacing: -0.01em; }
.crypto-chip .role { font-size: 11px; color: var(--text-2); letter-spacing: 0.04em; }
@media (max-width: 768px) {
  .crypto-row { grid-template-columns: repeat(2, 1fr); }
  .crypto-chip { border-right: none; border-bottom: 1px solid var(--line); }
  .crypto-chip:nth-last-child(-n+2) { border-bottom: none; }
}

/* FEATURE GRID */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 12px; }
.feature-card { background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 26px 22px; transition: border-color 200ms ease, transform 200ms ease; }
.feature-card:hover { border-color: var(--brand-bright); transform: translateY(-2px); }
.feature-card .tag { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-2); letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 14px; }
.feature-card h3 { font-size: 17px; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 10px; color: var(--text-0); }
.feature-card p { font-size: 13px; color: var(--text-1); line-height: 1.55; }
@media (max-width: 1000px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .feature-grid { grid-template-columns: 1fr; } }

/* TESTIMONIALS */
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 12px; }
.testimonial { background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 28px; display: flex; flex-direction: column; }
.testimonial blockquote { font-size: 15px; line-height: 1.6; color: var(--text-0); margin-bottom: 24px; flex-grow: 1; }
.testimonial blockquote::before { content: "«"; color: var(--brand-bright); font-size: 32px; line-height: 0; vertical-align: -10px; margin-right: 4px; }
.testimonial blockquote::after { content: "»"; color: var(--brand-bright); font-size: 32px; line-height: 0; vertical-align: -10px; margin-left: 2px; }
.testimonial .who { display: flex; align-items: center; gap: 12px; }
.testimonial .avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--brand); color: var(--text-0); display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 14px; flex-shrink: 0; }
.testimonial .who .meta { font-size: 13px; }
.testimonial .who .name { font-weight: 600; color: var(--text-0); }
.testimonial .who .role { color: var(--text-2); font-size: 12px; font-family: 'JetBrains Mono', monospace; }
@media (max-width: 960px) { .testimonial-grid { grid-template-columns: 1fr; } }

/* CTA STRIP */
.cta-strip { background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 56px; display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center; }
.cta-strip h3 { font-size: clamp(24px, 3vw, 32px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 12px; }
.cta-strip p { color: var(--text-1); font-size: 15px; }
.cta-channels { display: flex; flex-direction: column; gap: 10px; }
.cta-channels a { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; background: var(--bg-0); border: 1px solid var(--line); border-radius: var(--radius-sm); text-decoration: none; font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--text-0); transition: border-color 160ms ease, background 160ms ease; }
.cta-channels a::after { content: "↗"; color: var(--text-1); }
.cta-channels a:hover { border-color: var(--brand-bright); background: rgba(151, 196, 89, 0.04); }
@media (max-width: 860px) { .cta-strip { grid-template-columns: 1fr; padding: 36px; } }

/* PRODUCT CATALOG */
.product-catalog { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 16px; }
.product-card { background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-md); text-decoration: none; display: flex; flex-direction: column; overflow: hidden; transition: border-color 200ms ease, transform 200ms ease; }
.product-card:hover { border-color: var(--brand-bright); transform: translateY(-2px); }
.product-card .img-wrap { background: linear-gradient(180deg, var(--bg-2), var(--bg-1)); aspect-ratio: 1 / 1; display: flex; align-items: center; justify-content: center; border-bottom: 1px solid var(--line); }
.product-card img { width: 78%; height: 78%; object-fit: contain; }
.product-card .body { padding: 22px 24px 26px; display: flex; flex-direction: column; gap: 6px; flex-grow: 1; }
.product-card .tier { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--brand-bright); letter-spacing: 0.18em; text-transform: uppercase; }
.product-card .name { font-size: 19px; font-weight: 600; color: var(--text-0); letter-spacing: -0.015em; }
.product-card .model { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-2); letter-spacing: 0.06em; }
.product-card .summary { font-size: 13px; color: var(--text-1); line-height: 1.5; margin-top: 8px; flex-grow: 1; }
.product-card .cta-row { margin-top: 16px; font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--brand-bright); letter-spacing: 0.1em; text-transform: uppercase; }
@media (max-width: 960px) { .product-catalog { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .product-catalog { grid-template-columns: 1fr; } }

/* PRODUCT DETAIL HERO */
.product-hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: 60px; align-items: start; padding: 60px 0 40px; }
.product-hero .gallery { background: linear-gradient(180deg, var(--bg-2), var(--bg-1)); border-radius: var(--radius-lg); padding: 40px; border: 1px solid var(--line); }
.product-hero .gallery .main-img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; display: block; margin-bottom: 16px; }
.product-hero .thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.product-hero .thumbs img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; background: var(--bg-1); border-radius: 6px; padding: 4px; cursor: pointer; border: 1px solid var(--line); transition: border-color 160ms ease; }
.product-hero .thumbs img:hover { border-color: var(--brand-bright); }
.product-hero .info .tier { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--brand-bright); letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 14px; }
.product-hero .info h1 { font-size: clamp(28px, 4vw, 40px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 8px; }
.product-hero .info .model { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--text-2); letter-spacing: 0.06em; margin-bottom: 20px; }
.product-hero .info .summary { font-size: 16px; color: var(--text-1); line-height: 1.55; margin-bottom: 26px; }
.product-hero .info .ctas { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }
@media (max-width: 860px) { .product-hero { grid-template-columns: 1fr; gap: 36px; } }

/* DOWNLOADS */
.downloads { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 8px; }
.downloads a { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; background: var(--bg-0); border: 1px solid var(--line); border-radius: var(--radius-sm); text-decoration: none; color: var(--text-0); font-size: 13px; transition: border-color 160ms ease, background 160ms ease; }
.downloads a:hover { border-color: var(--brand-bright); background: rgba(151, 196, 89, 0.04); }
.downloads a .file-info { display: flex; flex-direction: column; gap: 2px; }
.downloads a .file-info .name { font-weight: 500; }
.downloads a .file-info .type { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-2); letter-spacing: 0.1em; text-transform: uppercase; }
.downloads a::after { content: "↓"; color: var(--brand-bright); font-size: 18px; }
@media (max-width: 540px) { .downloads { grid-template-columns: 1fr; } }

/* FULL SPECS TABLE */
.full-specs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); }
.full-specs .spec-row { display: contents; }
.full-specs .spec-row .k { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-2); letter-spacing: 0.1em; text-transform: uppercase; padding: 14px 0; border-bottom: 1px solid var(--line); align-self: start; }
.full-specs .spec-row .v { grid-column: span 2; color: var(--text-0); font-size: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); line-height: 1.5; }
@media (max-width: 640px) {
  .full-specs { grid-template-columns: 1fr; }
  .full-specs .spec-row { display: block; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
  .full-specs .spec-row .k, .full-specs .spec-row .v { border-bottom: none; padding: 4px 0; }
  .full-specs .spec-row .v { grid-column: auto; }
}

/* ARTICLE */
.article { max-width: 780px; padding: 60px 0 80px; }
.article h2 { font-size: clamp(22px, 2.6vw, 28px); font-weight: 600; letter-spacing: -0.015em; margin: 48px 0 16px; }
.article h3 { font-size: 18px; font-weight: 600; margin: 32px 0 12px; color: var(--text-0); }
.article h4 { font-size: 15px; font-weight: 600; margin: 22px 0 8px; color: var(--brand-pale); }
.article p { font-size: 16px; color: var(--text-1); line-height: 1.7; margin-bottom: 16px; }
.article p strong { color: var(--text-0); font-weight: 600; }
.article ul, .article ol { margin: 8px 0 20px 22px; }
.article ul li, .article ol li { font-size: 16px; color: var(--text-1); line-height: 1.7; margin-bottom: 6px; }
.article ul li::marker { color: var(--brand-bright); }
.article a { color: var(--brand-mint); text-decoration: none; border-bottom: 1px dotted var(--brand-mint); }
.article a:hover { color: var(--brand-pale); border-bottom-style: solid; }
.article blockquote { border-left: 3px solid var(--brand-bright); padding-left: 20px; margin: 24px 0; font-style: italic; color: var(--text-0); }
.article .callout { background: var(--bg-1); border: 1px solid var(--line); border-left: 3px solid var(--brand-bright); padding: 20px 24px; margin: 24px 0; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.article .callout p:last-child { margin-bottom: 0; }
.article .meta { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-2); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 24px; }
.article figure { margin: 24px 0; }
.article figure img { max-width: 100%; border-radius: var(--radius-sm); border: 1px solid var(--line); }
.article figure figcaption { font-size: 13px; color: var(--text-2); margin-top: 8px; font-style: italic; }
.article table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14px; }
.article th, .article td { padding: 10px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.article th { color: var(--brand-bright); font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; }
.article td { color: var(--text-1); }

/* KNOWLEDGE LIST */
.article-list { display: grid; grid-template-columns: 1fr; gap: 14px; margin-top: 12px; }
.article-list a { display: flex; flex-direction: column; padding: 28px 32px; background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-md); text-decoration: none; transition: border-color 200ms ease, transform 200ms ease; }
.article-list a:hover { border-color: var(--brand-bright); transform: translateX(4px); }
.article-list .topic { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--brand-bright); letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 8px; }
.article-list h3 { font-size: 20px; font-weight: 600; color: var(--text-0); letter-spacing: -0.015em; margin-bottom: 10px; line-height: 1.25; }
.article-list .summary { color: var(--text-1); font-size: 14px; line-height: 1.55; }
.article-list .arrow { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--brand-bright); letter-spacing: 0.12em; margin-top: 14px; text-transform: uppercase; }

/* STEPS */
.steps { counter-reset: step; margin: 40px 0; }
.step { position: relative; padding: 24px 28px 24px 80px; background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-md); margin-bottom: 14px; counter-increment: step; }
.step::before { content: counter(step, decimal-leading-zero); position: absolute; left: 28px; top: 24px; font-family: 'JetBrains Mono', monospace; font-size: 22px; font-weight: 500; color: var(--brand-bright); }
.step h4 { font-size: 17px; font-weight: 600; margin-bottom: 8px; color: var(--text-0); }
.step p { color: var(--text-1); font-size: 14px; line-height: 1.6; margin-bottom: 6px; }
.step ul { margin-left: 18px; }
.step li { color: var(--text-1); font-size: 14px; line-height: 1.6; margin-bottom: 4px; }
.step strong { color: var(--text-0); font-weight: 600; }

/* KV CARDS */
.kv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 20px; }
.kv-card { background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 26px 28px; }
.kv-card .icon-wrap { width: 36px; height: 36px; border-radius: 9px; background: rgba(151, 196, 89, 0.08); border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.kv-card .icon-wrap svg { width: 18px; height: 18px; stroke: var(--brand-bright); fill: none; stroke-width: 1.6; }
.kv-card h4 { font-size: 17px; font-weight: 600; color: var(--text-0); margin-bottom: 8px; letter-spacing: -0.015em; }
.kv-card p { color: var(--text-1); font-size: 14px; line-height: 1.55; }
@media (max-width: 720px) { .kv-grid { grid-template-columns: 1fr; } }

/* FOOTER */
.footer { padding: 60px 0 40px; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; font-size: 13px; }
.footer .col h4 { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.2em; color: var(--text-2); margin-bottom: 14px; text-transform: uppercase; }
.footer .col a { display: block; color: var(--text-1); text-decoration: none; padding: 4px 0; transition: color 160ms ease; }
.footer .col a:hover { color: var(--brand-pale); }
.footer .col p { color: var(--text-1); font-size: 13px; margin-bottom: 8px; }
.footer .col .footer-logo { height: 22px; width: auto; margin-bottom: 16px; display: block; filter: drop-shadow(0 0 12px rgba(61, 235, 168, 0.18)); }
.footer-bottom { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 24px; text-align: center; color: var(--text-2); font-family: 'JetBrains Mono', monospace; font-size: 12px; }
@media (max-width: 860px) { .footer { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .footer { grid-template-columns: 1fr; } }

/* SWIPER FALLBACK */
.swiper-error { display: none; padding: 16px 20px; margin-top: 24px; border: 1px solid #a32d2d; background: rgba(163, 45, 45, 0.1); color: #f7c1c1; border-radius: var(--radius-sm); font-family: 'JetBrains Mono', monospace; font-size: 13px; }
.swiper-failed .swiper-error { display: block; }
.swiper-failed .banner-swiper-active { opacity: 0.4; }