/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #0F172A;
  color: #E2E8F0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ===== VARIABLES ===== */
:root {
  --bg-primary: #0F172A;
  --bg-secondary: #1E293B;
  --bg-card: #1E293B;
  --bg-card-hover: #263348;
  --accent: #06B6D4;
  --accent-light: #22D3EE;
  --accent-dark: #0891B2;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --border: rgba(6, 182, 212, 0.15);
  --border-subtle: rgba(255,255,255,0.06);
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(6, 182, 212, 0.08);
  --shadow-lg: 0 8px 48px rgba(6, 182, 212, 0.15);
}

/* ===== CONTAINER ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
  white-space: nowrap;
  text-decoration: none;
}
.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #0F172A;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.35);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(6, 182, 212, 0.5);
}
.btn--ghost {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}
.btn--ghost:hover {
  background: rgba(6, 182, 212, 0.1);
  transform: translateY(-2px);
}
.btn--lg { padding: 16px 40px; font-size: 1rem; }
.btn--full { width: 100%; }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: all 0.3s ease;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}
.header.scrolled {
  padding: 12px 0;
  background: rgba(15, 23, 42, 0.96);
}
.header__inner {
  display: flex;
  align-items: center;
  gap: 16px;
}
.header__logo { flex-shrink: 0; }
.header__logo img { height: 40px; width: auto; }
.header__nav {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
}
.header__nav a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
  white-space: nowrap;
}
.header__nav a:hover { color: var(--accent); }
.header__cta { flex-shrink: 0; padding: 10px 22px; font-size: 0.875rem; }

/* Lang switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
}
.lang-switcher a,
.lang-switcher .lang-current {
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  transition: all 0.2s;
  text-decoration: none;
  letter-spacing: 0.03em;
}
.lang-switcher .lang-current {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(6,182,212,0.08);
}
.lang-switcher a:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(6,182,212,0.06);
}

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.active span:nth-child(2) { opacity: 0; }
.burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(15, 23, 42, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 24px;
  transform: translateY(-10px);
  opacity: 0;
  transition: all 0.3s ease;
}
.mobile-nav.open {
  display: block;
  transform: translateY(0);
  opacity: 1;
}
.mobile-nav nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mobile-nav__link {
  display: block;
  padding: 12px 0;
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 500;
  border-bottom: 1px solid var(--border-subtle);
  transition: color 0.2s;
}
.mobile-nav__link:hover { color: var(--accent); }
.mobile-nav__langs {
  display: flex;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-subtle);
}
.mobile-nav__langs a {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.mobile-nav__langs a:hover { color: var(--accent); }
.mobile-nav .btn { margin-top: 8px; width: 100%; }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(6, 182, 212, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 20%, rgba(34, 211, 238, 0.06) 0%, transparent 60%);
  pointer-events: none;
}
.hero__inner {
  position: relative;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}
.hero__badge {
  display: inline-block;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--accent);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 28px;
  letter-spacing: 0.02em;
}
.hero__title {
  font-size: clamp(2.2rem, 5.5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}
.hero__accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.hero__stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.hero__stat { text-align: center; }
.hero__stat-num {
  display: block;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.hero__stat-label {
  display: block;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 4px;
}
.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== SECTIONS ===== */
.section {
  padding: 96px 0;
}
.section__header {
  text-align: center;
  margin-bottom: 64px;
}
.section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.section__subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== WHY US ===== */
.why-us { background: var(--bg-secondary); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 32px;
  transition: all 0.3s ease;
}
.feature-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.feature-card__icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}
.feature-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.feature-card__text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== PRICING ===== */
.pricing { background: var(--bg-primary); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
  transition: all 0.3s ease;
}
.pricing-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
}
.pricing-card--featured {
  border-color: var(--accent);
  background: linear-gradient(160deg, rgba(6, 182, 212, 0.06) 0%, var(--bg-card) 100%);
  box-shadow: var(--shadow-lg);
}
.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #0F172A;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 50px;
  white-space: nowrap;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.pricing-card__label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.pricing-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  line-height: 1.35;
}
.pricing-card__price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 28px;
  line-height: 1;
}
.pricing-card__currency {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--accent);
  vertical-align: super;
  margin-right: 2px;
}
.pricing-card__features {
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pricing-card__features li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
}
.pricing-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.pricing-card__note {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 12px;
  text-align: center;
}

/* ===== HOW IT WORKS ===== */
.how-it-works { background: var(--bg-secondary); }
.steps {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.step {
  flex: 1;
  min-width: 180px;
  max-width: 240px;
  text-align: center;
}
.step__num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 12px;
}
.step__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.step__text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.step__arrow {
  font-size: 1.5rem;
  color: var(--accent);
  opacity: 0.4;
  margin-top: 40px;
  flex-shrink: 0;
}

/* ===== OCTO ===== */
.octo { background: var(--bg-primary); }
.octo__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.octo__content .section__title { text-align: left; }
.octo__text {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 32px;
}
.octo__text strong { color: var(--accent); }
.octo__features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.octo__feature {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  transition: all 0.2s;
}
.octo__feature:hover {
  border-color: var(--border);
  color: var(--text-primary);
}
.octo__feature-icon { font-size: 1.25rem; flex-shrink: 0; }

/* ===== FAQ ===== */
.faq { background: var(--bg-secondary); }
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item.open { border-color: var(--border); }
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  color: var(--text-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: color 0.2s;
  font-family: inherit;
}
.faq-question:hover { color: var(--accent); }
.faq-arrow {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.3s;
}
.faq-item.open .faq-arrow { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ===== BLOG PREVIEW ===== */
.blog-preview { background: var(--bg-primary); }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
  transition: all 0.3s ease;
}
.blog-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
}
.blog-card__badge {
  display: inline-block;
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}
.blog-card__cat {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}
.blog-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.45;
  margin-bottom: 10px;
}
.blog-card__excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}
.blog-preview__cta { text-align: center; }

/* ===== CTA SECTION ===== */
.cta-section {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.08) 0%, var(--bg-secondary) 100%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
.cta-section__inner { text-align: center; }
.cta-section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.cta-section__text {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  margin-bottom: 36px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}
.cta-section__email {
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.cta-section__email a { color: var(--accent); transition: opacity 0.2s; }
.cta-section__email a:hover { opacity: 0.8; }

/* ===== FOOTER ===== */
.footer {
  background: #080E1C;
  padding: 64px 0 32px;
  border-top: 1px solid var(--border-subtle);
}
.footer__inner { display: flex; flex-direction: column; gap: 48px; }
.footer__top { display: grid; grid-template-columns: 280px 1fr; gap: 64px; }
.footer__brand img { margin-bottom: 16px; }
.footer__tagline { font-size: 0.875rem; color: var(--text-muted); line-height: 1.65; }
.footer__links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.footer__col { display: flex; flex-direction: column; gap: 10px; }
.footer__col-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.footer__col a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer__col a:hover { color: var(--accent); }
.footer__social {
  display: flex;
  gap: 16px;
  justify-content: center;
  padding: 24px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-secondary);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  transition: all 0.25s;
}
.social-icon:hover {
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-3px);
}
.footer__bottom { text-align: center; }
.footer__disclaimer {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  line-height: 1.6;
}
.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.footer__copy a { color: var(--accent); transition: opacity 0.2s; }
.footer__copy a:hover { opacity: 0.8; }

/* ===== BLOG PAGE ===== */
.blog-hero {
  background: var(--bg-secondary);
  padding: 140px 0 64px;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
}
.blog-hero__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.blog-hero__sub {
  font-size: 1.0625rem;
  color: var(--text-secondary);
}
.blog-main {
  padding: 80px 0;
  background: var(--bg-primary);
}
.blog-main-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.blog-card--main {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 32px;
  transition: all 0.3s;
}
.blog-card--main:hover {
  border-color: var(--border);
  transform: translateY(-4px);
}

/* ===== OCTO PROMO BLOCK ===== */
.octo-promo {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.06) 0%, var(--bg-secondary) 100%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 80px 0;
}
.octo-promo__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.octo-promo__badge {
  display: inline-block;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.octo-promo__title {
  font-size: clamp(1.5rem, 3.5vw, 2.125rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.octo-promo__title span {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.octo-promo__text {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.75;
  margin-bottom: 14px;
}
.octo-promo__text a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(6,182,212,0.35);
  transition: border-color 0.2s;
}
.octo-promo__text a:hover { border-color: var(--accent); }
.octo-promo__cta {
  margin-top: 28px;
}
.octo-promo__cta a { margin-right: 12px; margin-bottom: 12px; }
.octo-promo__cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.octo-promo__card {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: border-color 0.25s, transform 0.25s;
}
.octo-promo__card:hover {
  border-color: var(--border);
  transform: translateX(4px);
}
.octo-promo__card-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.octo-promo__card-promo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
  font-family: monospace;
}
.octo-promo__card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
@media (max-width: 900px) {
  .octo-promo__inner { grid-template-columns: 1fr; gap: 40px; }
}

/* ===== ARTICLE PAGE ===== */
.article-hero {
  background: var(--bg-secondary);
  padding: 120px 0 48px;
  border-bottom: 1px solid var(--border-subtle);
}
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.breadcrumbs a {
  color: var(--text-muted);
  transition: color 0.2s;
}
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs span { color: var(--text-muted); }
.breadcrumbs .bc-current { color: var(--text-secondary); }
.article-hero__cat {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.article-hero__title {
  font-size: clamp(1.75rem, 4.5vw, 2.75rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  max-width: 820px;
}
.article-hero__meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.article-hero__meta span { display: flex; align-items: center; gap: 6px; }

.article-body {
  padding: 64px 0 80px;
  background: var(--bg-primary);
}
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 56px;
  align-items: start;
}
.article-content {
  min-width: 0;
}
.article-content h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 40px 0 16px;
  letter-spacing: -0.01em;
  line-height: 1.3;
}
.article-content h2:first-child { margin-top: 0; }
.article-content h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 28px 0 12px;
}
.article-content p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 18px;
}
.article-content ul, .article-content ol {
  margin: 0 0 20px 0;
  padding-left: 0;
  list-style: none;
}
.article-content ul li, .article-content ol li {
  position: relative;
  padding-left: 22px;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 8px;
}
.article-content ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.article-content ol {
  counter-reset: ol-counter;
}
.article-content ol li::before {
  counter-increment: ol-counter;
  content: counter(ol-counter) '.';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
}
.article-content strong { color: var(--text-primary); font-weight: 600; }
.article-content a { color: var(--accent); text-decoration: underline; text-decoration-color: rgba(6,182,212,0.3); }
.article-content a:hover { text-decoration-color: var(--accent); }

.article-highlight {
  background: rgba(6, 182, 212, 0.07);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin: 28px 0;
}
.article-highlight p { margin: 0; color: var(--text-secondary); }

.article-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 0.9rem;
}
.article-table th {
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 700;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 2px solid var(--border);
}
.article-table td {
  padding: 12px 16px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
}
.article-table tr:last-child td { border-bottom: none; }
.article-table td strong { color: var(--accent); }

.article-source {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 48px;
  padding: 16px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-muted);
}
.article-source a { color: var(--accent); }

/* Sidebar */
.article-sidebar {
  position: sticky;
  top: 100px;
}
.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 24px;
}
.sidebar-card__title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.sidebar-toc {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-toc a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.2s;
  padding-left: 12px;
  border-left: 2px solid var(--border-subtle);
  line-height: 1.45;
}
.sidebar-toc a:hover {
  color: var(--accent);
  border-left-color: var(--accent);
}
.sidebar-related {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.sidebar-related__item {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color 0.2s;
  line-height: 1.45;
}
.sidebar-related__item:hover { color: var(--accent); }

/* Blog cards — published state */
.blog-card--link {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
.blog-card--link:hover .blog-card__title { color: var(--accent); }
.blog-card--link:hover { border-color: var(--border); transform: translateY(-4px); }

@media (max-width: 900px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .blog-main-grid { grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 32px; }
  .footer__links { grid-template-columns: repeat(3, 1fr); }
  .octo__inner { grid-template-columns: 1fr; gap: 40px; }
  .octo__content .section__title { text-align: center; }
  .octo__text { text-align: center; }
  .octo__content { text-align: center; }
}
@media (max-width: 768px) {
  .header__nav { display: none; }
  .header__cta { display: none; }
  .burger { display: flex; }
  .header__inner { gap: 0; }

  .features-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .blog-main-grid { grid-template-columns: 1fr; }
  .footer__links { grid-template-columns: 1fr 1fr; gap: 24px; }

  .steps { flex-direction: column; align-items: center; }
  .step__arrow { transform: rotate(90deg); margin: 0; }
  .step { max-width: 100%; width: 100%; }

  .hero__stats { gap: 24px; }
  .hero__actions { flex-direction: column; align-items: center; }
  .hero__actions .btn { width: 100%; max-width: 340px; }

  .section { padding: 64px 0; }
  .section__header { margin-bottom: 40px; }

  .footer__social { flex-wrap: wrap; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .footer__links { grid-template-columns: 1fr; }
  .hero { padding: 100px 0 60px; }
  .pricing-card { padding: 28px 20px; }
}