.pk-root {
    --bg: #fbfaf7;
    --bg-soft: #f3f1ec;
    --bg-card: #f7f5f0;
    --ink: #111827;
    --ink-soft: #4b5563;
    --ink-mute: #6b7280;
    --accent: #1e5fa5;
    --accent-dark: #154a84;
    --accent-soft: #dbeafe;
    --line: #e5e3dd;
    --danger: #b14a3e;
    
    font-family: 'Inter Tight', -apple-system, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.55;
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
  }
  
  .pk-root *, .pk-root *::before, .pk-root *::after { box-sizing: border-box; }
  
  .pk-root h1, .pk-root h2, .pk-root h3 {
    font-family: 'Inter Tight', sans-serif;
    font-weight: 500;
    letter-spacing: -0.02em;
    line-height: 1.1;
    color: var(--ink);
    margin: 0;
  }
  
  .pk-root h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 500; }
  .pk-root h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 0.5em; }
  .pk-root h3 { font-size: 1.3rem; font-weight: 600; }
  .pk-root p { margin: 0 0 1em; color: var(--ink-soft); }
  .pk-root a { color: inherit; text-decoration: none; }
  
  .pk-container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

  /* === NAV === */
  .pk-nav {
    position: sticky; top: 0; z-index: 100;
    background: rgba(251, 250, 247, 0.85);
    backdrop-filter: saturate(180%) blur(10px);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--line);
  }
  .pk-nav-inner {
    max-width: 1180px; margin: 0 auto; padding: 16px 24px;
    display: flex; align-items: center; gap: 24px;
  }
  .pk-logo {
    font-family: 'Inter Tight', sans-serif;
    font-weight: 600; font-size: 1.1rem; letter-spacing: -0.01em;
    color: var(--ink); white-space: nowrap;
  }
  .pk-nav-links {
    display: flex; gap: 22px; margin-left: auto;
    font-size: 0.94rem; color: var(--ink-soft);
  }
  .pk-nav-links a { transition: color 0.2s; }
  .pk-nav-links a:hover { color: var(--accent); }
  .pk-lang {
    display: flex; gap: 4px;
    border: 1px solid var(--line); border-radius: 999px; padding: 3px;
    background: white;
  }
  .pk-lang button {
    border: 0; background: transparent; padding: 4px 12px;
    font: inherit; font-size: 0.84rem; font-weight: 500;
    color: var(--ink-mute); border-radius: 999px;
    cursor: pointer; transition: all 0.2s;
  }
  .pk-lang button.active { background: var(--ink); color: white; }
  
  @media (max-width: 820px) {
    .pk-nav-links { display: none; }
  }

  /* === LANG TOGGLE === */
  .pk-root[data-lang="ru"] [lang="en"],
  .pk-root[data-lang="en"] [lang="ru"] { display: none; }

  /* === SECTIONS === */
  .pk-section { padding: 96px 0; }
  .pk-section--tight { padding: 64px 0; }
  .pk-section--soft { background: var(--bg-soft); }
  .pk-section-head { text-align: center; max-width: 760px; margin: 0 auto 56px; }
  .pk-section-head p { font-size: 1.1rem; color: var(--ink-mute); margin-top: 0.6em; }
  .pk-eyebrow {
    display: inline-block;
    font-size: 0.78rem; font-weight: 600; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--accent);
    margin-bottom: 18px;
  }
  
  /* === HERO === */
  .pk-hero { padding: 64px 0 80px; }
  .pk-hero-grid {
    display: grid; grid-template-columns: 1.05fr 1fr;
    gap: 60px; align-items: center;
  }
  .pk-hero h1 { margin-bottom: 24px; }
  .pk-hero-sub { font-size: 1.15rem; color: var(--ink-soft); margin-bottom: 36px; max-width: 540px; }
  .pk-hero-panel {
    background: var(--ink); border-radius: 20px; padding: 36px 32px;
    display: flex; flex-direction: column;
  }
  .pk-hero-metric { padding: 20px 0; }
  .pk-hero-metric:first-child { padding-top: 0; }
  .pk-hero-metric:last-child { padding-bottom: 0; }
  .pk-hero-metric + .pk-hero-metric { border-top: 1px solid rgba(255,255,255,0.08); }
  .pk-hero-metric-num {
    font-size: clamp(2rem, 3.5vw, 2.8rem); font-weight: 600;
    color: #93c5fd; line-height: 1;
    margin-bottom: 6px; letter-spacing: -0.02em;
  }
  .pk-hero-metric-label { font-size: 0.88rem; color: rgba(255,255,255,0.55); line-height: 1.45; }
  
  @media (max-width: 820px) {
    .pk-hero-grid { grid-template-columns: 1fr; gap: 36px; }
    .pk-hero { padding: 36px 0 56px; }
  }
  
  /* === BUTTONS === */
  .pk-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 28px; border-radius: 999px;
    font-weight: 500; font-size: 1rem;
    transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
    cursor: pointer; border: 0;
    font-family: inherit;
  }
  .pk-btn--primary {
    background: linear-gradient(135deg, var(--accent), #0891b2); color: white;
    box-shadow: 0 4px 16px -4px rgba(30,95,165,0.4);
  }
  .pk-btn--primary:hover {
    background: linear-gradient(135deg, var(--accent-dark), #0e7490);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px -4px rgba(30,95,165,0.5);
  }
  .pk-btn--ghost {
    background: transparent; color: var(--ink);
    border: 1.5px solid var(--ink);
  }
  .pk-btn--ghost:hover { background: var(--ink); color: white; }
  .pk-btn-meta {
    font-size: 0.88rem; color: var(--ink-mute); margin-top: 14px;
  }
  
  /* === CARDS / WHY — 2x2 === */
  .pk-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .pk-card {
    background: var(--bg-card); border: 1px solid var(--line);
    border-radius: 16px; padding: 32px;
    transition: transform 0.2s, box-shadow 0.2s;
  }
  .pk-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px -8px rgba(26,34,48,0.1); }
  .pk-card-mark { 
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; border-radius: 50%;
    background: rgba(177,74,62,0.1); color: var(--danger);
    font-size: 1.1rem; margin-bottom: 16px;
  }
  .pk-card h3 { margin-bottom: 10px; }
  .pk-card p { margin: 0; font-size: 0.97rem; }
  
  @media (max-width: 820px) {
    .pk-cards { grid-template-columns: 1fr; }
  }

  /* === FOR WHOM === */
  .pk-whom-intro {
    background: var(--accent); color: white;
    padding: 28px 36px; border-radius: 16px;
    margin-bottom: 40px; font-size: 1.05rem; line-height: 1.55;
  }
  .pk-whom-intro strong { font-weight: 600; }
  .pk-whom-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
  }
  .pk-whom-item {
    display: flex; gap: 18px; align-items: flex-start;
    padding: 22px; border: 1px solid var(--line); border-radius: 14px;
    background: white;
  }
  .pk-whom-icon {
    flex-shrink: 0; width: 44px; height: 44px;
    background: var(--accent-soft); border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent-dark);
  }
  .pk-whom-item h3 { font-size: 1.05rem; margin-bottom: 4px; }
  .pk-whom-item p { font-size: 0.93rem; margin: 0; color: var(--ink-mute); }
  
  @media (max-width: 720px) {
    .pk-whom-grid { grid-template-columns: 1fr; }
  }

  /* === APPROACH === */
  .pk-approach-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px;
  }
  .pk-approach-item {
    padding: 30px; background: white; border: 1px solid var(--line); border-radius: 16px;
  }
  .pk-approach-num {
    font-family: 'Inter Tight', sans-serif;
    font-size: 0.85rem; font-weight: 600; color: var(--accent);
    letter-spacing: 0.1em; margin-bottom: 8px; display: block;
  }
  .pk-approach-item h3 { margin-bottom: 8px; }
  .pk-approach-item p { font-size: 0.95rem; margin: 0; }
  
  @media (max-width: 720px) {
    .pk-approach-grid { grid-template-columns: 1fr; }
  }

  /* === PROCESS === */
  .pk-process {
    position: relative; max-width: 760px; margin: 0 auto;
  }
  .pk-process::before {
    content: ''; position: absolute; left: 23px; top: 12px; bottom: 12px;
    width: 2px; background: linear-gradient(to bottom, var(--accent-soft), transparent);
  }
  .pk-process-step {
    position: relative; padding-left: 70px; margin-bottom: 36px;
  }
  .pk-process-step:last-child { margin-bottom: 0; }
  .pk-process-num {
    position: absolute; left: 0; top: 0;
    width: 48px; height: 48px; border-radius: 50%;
    background: white; border: 2px solid var(--accent);
    display: flex; align-items: center; justify-content: center;
    font-family: 'Inter Tight', sans-serif;
    font-weight: 600; color: var(--accent);
  }
  .pk-process-step h3 { margin-bottom: 6px; font-size: 1.15rem; }
  .pk-process-step p { font-size: 0.97rem; margin: 0; }
  
  /* === RESULTS === */
  .pk-stats-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
    margin-bottom: 36px;
  }
  .pk-stat { text-align: center; padding: 16px; }
  .pk-stat-num {
    font-family: 'Inter Tight', sans-serif;
    font-size: clamp(3rem, 6vw, 4.5rem); font-weight: 500;
    color: var(--accent); line-height: 1; margin-bottom: 8px;
    letter-spacing: -0.03em;
  }
  .pk-stat-label {
    font-weight: 600; font-size: 1rem; margin-bottom: 6px;
  }
  .pk-stat-desc {
    font-size: 0.9rem; color: var(--ink-mute); margin: 0;
  }
  .pk-disclaimer {
    background: white; border: 1px solid var(--line);
    border-left: 3px solid var(--accent);
    padding: 20px 24px; border-radius: 8px;
    font-size: 0.94rem; color: var(--ink-soft);
    max-width: 760px; margin: 0 auto;
  }
  .pk-disclaimer strong { color: var(--ink); }
  
  @media (max-width: 720px) {
    .pk-stats-grid { grid-template-columns: 1fr; gap: 18px; }
  }

  /* === TEAM === */
  .pk-team {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 56px;
    max-width: 880px; margin: 0 auto;
  }
  .pk-team-member { text-align: center; }
  .pk-team-photo {
    width: 200px; height: 200px; margin: 0 auto 24px;
    border-radius: 50%; overflow: hidden;
    box-shadow: 0 20px 40px -12px rgba(26,34,48,0.15);
  }
  .pk-team-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .pk-team-member h3 { margin-bottom: 4px; }
  .pk-team-role {
    display: inline-block; font-size: 0.78rem; letter-spacing: 0.08em;
    text-transform: uppercase; font-weight: 600;
    background: var(--accent-soft); color: var(--accent-dark);
    padding: 4px 12px; border-radius: 999px; margin: 8px 0 14px;
  }
  .pk-team-member p { font-size: 0.97rem; max-width: 380px; margin: 0 auto; }
  
  @media (max-width: 720px) {
    .pk-team { grid-template-columns: 1fr; gap: 40px; }
  }

  /* === PRICING === */
  .pk-pricing-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  }
  .pk-price-card {
    background: white; border: 1px solid var(--line);
    border-radius: 18px; padding: 36px 30px;
    position: relative; transition: transform 0.2s;
  }
  .pk-price-card--featured {
    border-color: var(--accent); border-width: 2px;
    box-shadow: 0 16px 40px -12px rgba(62,110,98,0.2);
    transform: scale(1.02);
  }
  .pk-price-card--featured:hover { transform: scale(1.02) translateY(-2px); }
  .pk-price-card:hover { transform: translateY(-2px); }
  .pk-price-badge {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    background: var(--accent); color: white;
    font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 5px 14px; border-radius: 999px;
  }
  .pk-price-name {
    font-family: 'Inter Tight', sans-serif;
    font-size: 1.4rem; font-weight: 500; margin-bottom: 4px;
  }
  .pk-price-amount {
    font-family: 'Inter Tight', sans-serif;
    font-size: 2.4rem; font-weight: 500; color: var(--ink);
    margin: 16px 0 4px; letter-spacing: -0.02em;
  }
  .pk-price-current { color: var(--accent); }
  .pk-price-old {
    display: inline-block; margin-right: 10px;
    color: var(--ink-mute); font-size: 1.35rem; font-weight: 400;
    text-decoration: line-through; text-decoration-thickness: 1px;
    vertical-align: 0.18em;
  }
  .pk-price-amount small {
    font-size: 0.95rem; font-weight: 400; color: var(--ink-mute);
  }
  .pk-price-sale {
    display: inline-block; margin: 8px 0 2px;
    color: var(--accent); font-size: 0.78rem; font-weight: 600;
    letter-spacing: 0.04em; text-transform: uppercase;
  }
  .pk-pricing-note {
    margin-top: 16px; color: var(--ink-mute); font-size: 0.92rem;
  }
  .pk-price-tagline {
    font-size: 0.95rem; color: var(--ink-mute); margin-bottom: 24px;
    padding-bottom: 24px; border-bottom: 1px solid var(--line);
  }
  .pk-price-features { list-style: none; padding: 0; margin: 0 0 24px; }
  .pk-price-features li {
    font-size: 0.95rem; padding: 7px 0 7px 26px;
    position: relative; color: var(--ink-soft);
  }
  .pk-price-features li::before {
    content: ''; position: absolute; left: 0; top: 13px;
    width: 14px; height: 8px;
    border-left: 2px solid var(--accent);
    border-bottom: 2px solid var(--accent);
    transform: rotate(-45deg);
  }
  
  @media (max-width: 880px) {
    .pk-pricing-grid { grid-template-columns: 1fr; gap: 20px; }
    .pk-price-card--featured { transform: none; }
    .pk-price-card--featured:hover { transform: translateY(-2px); }
  }
  
  /* === FAQ === */
  .pk-faq { max-width: 820px; margin: 0 auto; }
  .pk-faq-item {
    background: white; border: 1px solid var(--line);
    border-radius: 12px; margin-bottom: 12px;
    overflow: hidden;
  }
  .pk-faq-item summary {
    list-style: none; padding: 22px 26px;
    font-weight: 500; font-size: 1.05rem; color: var(--ink);
    cursor: pointer; display: flex; justify-content: space-between; align-items: center;
    gap: 16px;
  }
  .pk-faq-item summary::-webkit-details-marker { display: none; }
  .pk-faq-item summary::after {
    content: '+'; font-size: 1.5rem; color: var(--accent);
    font-weight: 400; transition: transform 0.25s;
    line-height: 1; flex-shrink: 0;
  }
  .pk-faq-item[open] summary::after { transform: rotate(45deg); }
  .pk-faq-body {
    padding: 0 26px 22px; color: var(--ink-soft);
    font-size: 0.97rem; line-height: 1.6;
  }
  
  /* === FINAL CTA === */
  .pk-final {
    background: var(--ink); color: white;
    border-radius: 24px; padding: 72px 48px; text-align: center;
    margin: 96px auto 0; max-width: 1130px;
  }
  .pk-final h2 { color: white; max-width: 680px; margin: 0 auto 16px; }
  .pk-final p { color: rgba(255,255,255,0.7); max-width: 580px; margin: 0 auto 32px; }
  .pk-final .pk-btn--primary { background: white; color: var(--ink); }
  .pk-final .pk-btn--primary:hover { background: var(--accent-soft); color: var(--ink); }
  .pk-final .pk-btn-meta { color: rgba(255,255,255,0.5); }
  
  @media (max-width: 720px) {
    .pk-final { padding: 56px 24px; border-radius: 16px; }
  }
  
  /* === FOOTER === */
  .pk-footer {
    padding: 56px 0 40px; border-top: 1px solid var(--line);
    margin-top: 96px;
  }
  .pk-footer-grid {
    display: grid; grid-template-columns: 1fr auto; gap: 40px;
    align-items: flex-start;
  }
  .pk-footer-brand { max-width: 360px; }
  .pk-footer-brand .pk-logo { font-size: 1.2rem; margin-bottom: 8px; display: block; }
  .pk-footer-brand p { font-size: 0.93rem; color: var(--ink-mute); margin: 0; }
  .pk-footer-contacts { display: flex; flex-direction: column; gap: 10px; min-width: 240px; }
  .pk-footer-contacts a {
    display: flex; align-items: center; gap: 10px;
    font-size: 0.95rem; color: var(--ink-soft);
    transition: color 0.2s;
  }
  .pk-footer-contacts a:hover { color: var(--accent); }
  .pk-footer-contacts svg { flex-shrink: 0; }
  .pk-footer-bottom {
    margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line);
    font-size: 0.85rem; color: var(--ink-mute);
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  }
  
  @media (max-width: 720px) {
    .pk-footer-grid { grid-template-columns: 1fr; }
  }