:root {
    --black: #000;
    --white: #fff;
    --gray-100: #f5f5f7;
    --gray-200: #e8e8ed;
    --gray-400: #86868b;
    --gray-600: #515154;
    --gray-800: #1d1d1f;
    --glass-bg: rgba(255,255,255,0.85);
    --glass-border: rgba(255,255,255,0.75);
    --glass-blur: blur(20px) saturate(180%);
    --shadow-card: 0 1px 2px rgba(0,0,0,0.04), 0 8px 24px rgba(0,0,0,0.06), 0 24px 48px -12px rgba(0,0,0,0.08), inset 0 1px 0 rgba(255,255,255,0.9);
    --shadow-card-hover: 0 2px 4px rgba(0,0,0,0.05), 0 14px 32px rgba(0,0,0,0.09), 0 32px 64px -12px rgba(0,0,0,0.12), inset 0 1px 0 rgba(255,255,255,0.9);
    --shadow-btn: 0 1px 2px rgba(0,0,0,0.2), 0 6px 16px rgba(0,0,0,0.18), inset 0 1px 0 rgba(255,255,255,0.18);
    --nav-bg: rgba(255,255,255,0.85);
    --dialog-bg: rgba(255,255,255,0.96);
    --hero-glow: rgba(0,0,0,0.03);
    --shimmer: #b8b8c0;
    --dark-bg: #000;
    --faq-bg: var(--white);
  }
  /* Тёмная тема: переопределяем те же переменные. --black/--white здесь значат «цвет текста/фон страницы» */
  [data-theme="dark"] {
    color-scheme: dark;
    --black: #f5f5f7;
    --white: #0a0a0c;
    --gray-100: #151518;
    --gray-200: #2c2c30;
    --gray-400: #8e8e93;
    --gray-600: #a1a1a6;
    --gray-800: #f5f5f7;
    --glass-bg: rgba(32,32,36,0.7);
    --glass-border: rgba(255,255,255,0.08);
    --shadow-card: 0 1px 2px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.06);
    --shadow-card-hover: 0 2px 4px rgba(0,0,0,0.35), 0 14px 32px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.08);
    --shadow-btn: 0 1px 2px rgba(0,0,0,0.4), 0 6px 16px rgba(0,0,0,0.35);
    --nav-bg: rgba(10,10,12,0.8);
    --dialog-bg: rgba(24,24,27,0.97);
    --hero-glow: rgba(255,255,255,0.04);
    --shimmer: #5a5a62;
  }
  [data-theme="dark"] .lang-btn.active, [data-theme="dark"] .payment-badge, [data-theme="dark"] .feature-icon, [data-theme="dark"] .tag { box-shadow: 0 1px 2px rgba(0,0,0,0.4); }
  [data-theme="dark"] .field-input:focus { box-shadow: 0 0 0 4px rgba(255,255,255,0.08); }
  /* Всегда тёмные блоки держат исходные --black/--white (светлая тема), иначе фон и белый текст инвертируются */
  .embed-section, .cta-section, footer, .flow-center { --black: #000; --white: #fff; }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--white);
    color: var(--black);
    font-family: -apple-system, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

  /* NAV */
  nav {
    position: fixed; top: 0; width: 100%; z-index: 100;
    background: var(--nav-bg);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--gray-200);
  }
  .nav-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 40px;
    height: 52px; display: flex; align-items: center; justify-content: space-between;
  }
  .nav-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 40px;
    height: 52px; display: flex; align-items: center; justify-content: space-between;
    position: relative;
  }
  .logo { font-size: 17px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); text-decoration: none; }
  .nav-links {
    display: flex; gap: 32px; list-style: none;
    position: absolute; left: 50%; transform: translateX(-50%);
  }
  .nav-links a { font-size: 13px; color: var(--gray-600); text-decoration: none; transition: color 0.2s; }
  .nav-links a:hover { color: var(--black); }
  .nav-right { display: flex; align-items: center; gap: 16px; }

  .lang-switcher {
    display: flex; background: var(--gray-100); border: 1px solid var(--gray-200);
    border-radius: 980px; padding: 3px; gap: 2px;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.08);
  }
  .lang-btn {
    font-size: 12px; font-weight: 500; padding: 5px 12px; border-radius: 980px;
    border: none; cursor: pointer; background: transparent; color: var(--gray-400);
    transition: all 0.2s; letter-spacing: 0.02em;
  }
  a.lang-btn { text-decoration: none; }
  .lang-btn.active { background: var(--white); color: var(--black); box-shadow: 0 1px 2px rgba(0,0,0,0.12), 0 3px 8px rgba(0,0,0,0.1), inset 0 1px 0 rgba(255,255,255,0.9); }
  .nav-cta {
    font-size: 13px; font-weight: 500; color: var(--white); background: var(--black);
    padding: 8px 18px; border-radius: 980px; text-decoration: none; transition: opacity 0.2s, transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-btn);
  }
  .nav-cta:hover { opacity: 0.85; transform: translateY(-1px); }

  section { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
  .container { max-width: 1200px; width: 100%; margin: 0 auto; padding: 0 40px; }

  /* HERO */
  .hero { padding-top: 52px; background: var(--white); position: relative; overflow: hidden; min-height: 100vh; }
  .hero-bg { position: absolute; inset: 0; background: radial-gradient(ellipse 80% 60% at 50% 80%, var(--hero-glow) 0%, transparent 70%); }
  /* Фон hero: дождь из символов валют (assets/hero-rain.js) */
  .hero-rain { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
  .hero-rain canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
  .hero-rain-canvas { opacity: 0.55; }
  [data-theme="dark"] .hero-rain-canvas { opacity: 0.6; }
  /* газетный растр: символы видны точками */
  .hero-halftone { position: absolute; inset: 0; background: radial-gradient(circle at center, transparent 0 44%, var(--white) 80%) 0 0 / 3px 3px; opacity: 0.8; }
  /* затухание сверху, снизу, слева, справа */
  .hero-vignette { position: absolute; inset: 0; background:
    linear-gradient(to bottom, var(--white) 0%, transparent 22%, transparent 64%, var(--white) 100%),
    linear-gradient(to right, var(--white) 0%, transparent 8%, transparent 92%, var(--white) 100%); }
  .hero-content { text-align: center; position: relative; z-index: 2; padding: 100px 0 80px; }
  .hero-label {
    display: inline-block; font-size: 12px; font-weight: 500; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--gray-400); border: 1px solid var(--gray-200);
    padding: 6px 16px; border-radius: 980px; margin-bottom: 36px;
  }
  .hero-title { font-size: clamp(34px, 7.5vw, 92px); font-weight: 700; line-height: 1.04; letter-spacing: -0.04em; color: var(--black); margin-bottom: 28px; }
  .hero-title em { font-style: normal; color: var(--gray-400); }
  .hero-title {
    background: linear-gradient(105deg, var(--black) 42%, var(--shimmer) 50%, var(--black) 58%) 100% 0 / 300% 100% no-repeat;
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
    transition: background-position 2.2s ease;
  }
  .hero-title:hover { background-position: 0 0; }
  @media (prefers-reduced-motion: reduce) { .hero-title { transition: none; } }
  .scroll-ring {
    position: fixed; top: 68px; right: 24px; z-index: 90;
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--nav-bg);
    backdrop-filter: saturate(180%) blur(20px);
    border: 1px solid transparent;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transform: scale(0.8); pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.22,1,0.36,1), transform 0.4s cubic-bezier(0.22,1,0.36,1);
  }
  .scroll-ring.visible { opacity: 1; transform: scale(1); }
  .scroll-ring svg { position: absolute; inset: 0; transform: rotate(-90deg); }
  .scroll-ring circle { fill: none; stroke-width: 3.5; }
  .scroll-ring .track { stroke: transparent; }
  .scroll-ring .bar { stroke: var(--black); stroke-linecap: round; stroke-dasharray: 113.1; stroke-dashoffset: 113.1; }
  .scroll-ring span { font-size: 11px; font-weight: 600; letter-spacing: -0.02em; color: var(--gray-800); font-variant-numeric: tabular-nums; }
  @media (max-width: 640px) { .scroll-ring { right: 12px; width: 38px; height: 38px; } }
  .theme-toggle {
    position: fixed; right: 24px; bottom: 24px; z-index: 90;
    width: 44px; height: 44px; border-radius: 50%; padding: 0; cursor: pointer;
    background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--black);
    box-shadow: var(--shadow-card); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
    display: flex; align-items: center; justify-content: center;
    transition: transform 0.25s, box-shadow 0.25s;
  }
  .theme-toggle:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }
  .theme-toggle svg { width: 18px; height: 18px; }
  .theme-toggle .i-sun, [data-theme="dark"] .theme-toggle .i-moon { display: none; }
  [data-theme="dark"] .theme-toggle .i-sun { display: block; }
  @media (max-width: 640px) { .theme-toggle { right: 12px; bottom: 12px; width: 38px; height: 38px; } }
  .sticky-cta { display: none; }
  @media (max-width: 900px) {
    .sticky-cta {
      display: flex; align-items: center; justify-content: space-between; gap: 16px;
      position: fixed; left: 0; right: 0; bottom: 0; z-index: 89;
      padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
      background: var(--white); border-top: 1px solid var(--gray-200);
      transform: translateY(100%); transition: transform 0.3s cubic-bezier(0.22,1,0.36,1);
    }
    .sticky-cta.visible { transform: translateY(0); }
    .sticky-cta .btn-primary { flex: 1; text-align: center; padding: 12px 20px; font-size: 15px; }
    .sticky-cta a:not(.btn-primary) { color: var(--gray-600); font-size: 15px; text-decoration: none; padding: 0 8px; }
    .theme-toggle { transition: transform 0.25s, box-shadow 0.25s, bottom 0.3s; }
    body.has-sticky .theme-toggle { bottom: 76px; }
  }
  .hero-sub { font-size: clamp(16px, 2.2vw, 20px); font-weight: 400; color: var(--gray-600); line-height: 1.55; max-width: 680px; margin: 0 auto 52px; letter-spacing: -0.01em; }
  .hero-actions { display: flex; gap: 16px; justify-content: center; align-items: center; flex-wrap: wrap; }
  .btn-primary { font-size: 15px; font-weight: 500; color: var(--white); background: var(--black); padding: 14px 28px; border-radius: 980px; text-decoration: none; letter-spacing: -0.01em; transition: opacity 0.2s, transform 0.2s; box-shadow: var(--shadow-btn); }
  .btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }
  .btn-secondary { font-size: 15px; font-weight: 400; color: var(--black); text-decoration: none; letter-spacing: -0.01em; }
  .btn-secondary:hover { opacity: 0.6; }

  .stats-row {
    margin-top: 80px; display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 16px; max-width: 1000px; margin-left: auto; margin-right: auto;
  }
  .stat { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 18px; box-shadow: var(--shadow-card); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); padding: 36px 24px; text-align: center; }
  .stat-num { font-size: 42px; font-weight: 700; letter-spacing: -0.03em; color: var(--black); margin-bottom: 6px; }
  .stat-label { font-size: 13px; color: var(--gray-400); font-weight: 400; letter-spacing: -0.01em; }

  .section-eyebrow { font-size: 12px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray-400); margin-bottom: 20px; }
  .section-title { font-size: clamp(34px, 4.5vw, 54px); font-weight: 700; letter-spacing: -0.03em; color: var(--black); line-height: 1.06; margin-bottom: 20px; max-width: 600px; }
  .section-desc { font-size: 17px; color: var(--gray-600); line-height: 1.6; max-width: 500px; letter-spacing: -0.01em; }

  /* FLOW */
  .flow-section { background: var(--gray-100); min-height: auto; padding: 120px 0; }
  .flow-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
  .flow-node { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 14px; padding: 18px 22px; box-shadow: var(--shadow-card); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); }
  .flow-node-title { font-size: 13px; font-weight: 600; color: var(--black); letter-spacing: -0.01em; margin-bottom: 3px; }
  .flow-node-sub { font-size: 11px; color: var(--gray-400); }
  .flow-clients { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
  .flow-center { margin: 14px 0; border-radius: 16px; padding: 22px 26px; background: var(--black); border-color: rgba(255,255,255,0.1); box-shadow: 0 2px 4px rgba(0,0,0,0.2), 0 16px 40px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.14); }
  .flow-center .flow-node-title { color: var(--white); font-size: 16px; }
  .flow-center .flow-node-sub { color: rgba(255,255,255,0.45); margin-top: 6px; font-size: 11px; line-height: 1.5; }
  .flow-partners { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .step-label { font-size: 10.5px; color: var(--gray-400); text-align: center; margin: 5px 0; font-style: italic; }
  .dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 6px; }
  .dot-green { background: #30d158; }
  .dot-amber { background: #ff9f0a; }
  .step-item { display: flex; align-items: flex-start; gap: 14px; }
  .step-circle { min-width: 28px; height: 28px; border-radius: 50%; background: var(--black); color: var(--white); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 600; margin-top: 1px; flex-shrink: 0; }
  .step-item-title { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 4px; }
  .step-item-desc { font-size: 13px; color: var(--gray-400); line-height: 1.6; }

  /* PAYMENT METHODS */
  .payment-section { background: var(--white); min-height: auto; padding: 120px 0; }
  .payment-methods {
    margin-top: 64px; display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .payment-card { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 20px; box-shadow: var(--shadow-card); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); transition: transform 0.25s, box-shadow 0.25s; padding: 48px 40px; display: flex; flex-direction: column; }
  .payment-card:hover { transform: translateY(-2px) !important; box-shadow: var(--shadow-card-hover); }
  .payment-badge {
    display: inline-flex; align-items: center; gap: 8px; background: var(--gray-100);
    border: 1px solid var(--gray-200); border-radius: 980px; padding: 6px 14px;
    margin-bottom: 28px; font-size: 12px; font-weight: 500; color: var(--gray-800); letter-spacing: 0.01em;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06), inset 0 1px 0 rgba(255,255,255,0.9);
  }
  .payment-title { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); margin-bottom: 12px; line-height: 1.2; }
  .payment-desc { font-size: 14px; color: var(--gray-600); line-height: 1.65; letter-spacing: -0.005em; }
  .payment-highlight { margin-bottom: 16px; padding: 14px 18px; background: var(--gray-100); border-radius: 10px; font-size: 13px; color: var(--gray-600); line-height: 1.5; }
  .payment-desc { font-size: 14px; color: var(--gray-600); line-height: 1.65; letter-spacing: -0.005em; margin-bottom: 24px; }
  .payment-highlight b { color: var(--black); font-weight: 600; }
  .payment-card:not(.is-soon) .payment-desc { margin-bottom: 0; }
  .payment-card.is-soon .payment-highlight { margin: auto 0 0; }
  .payment-card.is-soon { background: transparent; border: 1px dashed var(--gray-400); box-shadow: none; }
  .payment-card.is-soon:hover { transform: none !important; box-shadow: none; }
  .payment-card.is-soon .payment-title, .payment-card.is-soon .payment-desc { color: var(--gray-600); }
  .payment-link { color: var(--black); font-weight: 500; text-decoration: none; background: none; border: none; padding: 0; font-family: inherit; font-size: inherit; cursor: pointer; }
  .payment-link:hover { text-decoration: underline; }

  /* EMBED */
  .embed-section { background: var(--black); min-height: auto; padding: 120px 0; }
  .embed-section .section-eyebrow { color: rgba(255,255,255,0.4); }
  .embed-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
  .embed-left .section-title { color: var(--white); max-width: 520px; }
  .embed-left .section-desc { color: rgba(255,255,255,0.45); max-width: 460px; }
  .embed-cards { display: flex; flex-direction: column; gap: 14px; }
  .embed-card { background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.14); border-radius: 16px; padding: 28px 32px; box-shadow: 0 8px 32px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.12); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); transition: background 0.2s, transform 0.25s; }
  .embed-card:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px) !important; }
  .embed-card-title { font-size: 17px; font-weight: 600; color: var(--white); letter-spacing: -0.01em; margin-bottom: 8px; }
  .embed-card-desc { font-size: 13px; color: rgba(255,255,255,0.4); line-height: 1.65; }
  .embed-tag { display: inline-block; margin-top: 14px; font-size: 11px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: rgba(255,255,255,0.3); border: 1px solid rgba(255,255,255,0.1); padding: 4px 10px; border-radius: 980px; }
  .code-block {
    background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px; padding: 26px 28px; margin-top: 32px;
    font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
    font-size: 12px; line-height: 1.85; color: rgba(255,255,255,0.35); letter-spacing: 0.01em;
  }
  .c-val { color: rgba(255,255,255,0.65); }
  .c-comment { color: rgba(255,255,255,0.2); font-style: italic; }

  /* FEATURES */
  .features-section { background: var(--gray-100); min-height: auto; padding: 120px 0; }
  .features-header { text-align: center; margin-bottom: 80px; }
  .features-header .section-title { max-width: 100%; margin: 0 auto 20px; text-align: center; }
  .features-header .section-desc { max-width: 560px; margin: 0 auto; text-align: center; }
  .features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .feature-card { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 20px; box-shadow: var(--shadow-card); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); transition: transform 0.25s, box-shadow 0.25s; padding: 48px 40px; }
  .feature-card:hover { transform: translateY(-2px) !important; box-shadow: var(--shadow-card-hover); }
  .feature-icon { color: var(--gray-800); width: 40px; height: 40px; border-radius: 10px; background: var(--gray-100); box-shadow: 0 1px 2px rgba(0,0,0,0.06), inset 0 1px 0 rgba(255,255,255,0.9); display: flex; align-items: center; justify-content: center; margin-bottom: 28px; }
  .feature-title { font-size: 19px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); margin-bottom: 12px; line-height: 1.2; }
  .feature-desc { font-size: 14px; color: var(--gray-600); line-height: 1.65; letter-spacing: -0.005em; }
  .case-sum { font-size: 42px; font-weight: 700; letter-spacing: -0.03em; color: var(--black); margin-bottom: 6px; }
  .case-meta { font-size: 13px; color: var(--gray-400); margin-bottom: 20px; }
  .trust-section { background: var(--white); padding: 120px 0; }
  .trust-section .section-desc { max-width: 640px; }

  /* PROCESS */
  .process-section { background: var(--white); min-height: auto; padding: 120px 0; }
  .process-steps { margin-top: 64px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
  #payments .process-steps { grid-template-columns: repeat(3, 1fr); }
  .process-step { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 20px; box-shadow: var(--shadow-card); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); transition: transform 0.25s, box-shadow 0.25s; padding: 48px 32px; }
  .process-step:hover { transform: translateY(-2px) !important; box-shadow: var(--shadow-card-hover); }
  .step-num { font-size: 11px; font-weight: 500; letter-spacing: 0.1em; color: var(--gray-400); text-transform: uppercase; margin-bottom: 24px; }
  .step-title { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); margin-bottom: 14px; line-height: 1.2; }
  .step-desc { font-size: 14px; color: var(--gray-600); line-height: 1.65; letter-spacing: -0.005em; }

  /* CLIENTS */
  .clients-section { background: var(--gray-100); min-height: auto; padding: 120px 0; }
  .clients-grid { margin-top: 80px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .client-card { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 16px; box-shadow: var(--shadow-card); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); transition: transform 0.25s, box-shadow 0.25s; padding: 36px 32px; }
  .client-card:hover { transform: translateY(-2px) !important; box-shadow: var(--shadow-card-hover); }
  .client-type { font-size: 12px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gray-400); margin-bottom: 16px; }
  .client-name { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); margin-bottom: 10px; }
  .client-desc { font-size: 14px; color: var(--gray-600); line-height: 1.6; }
  .client-type-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
  .client-type-row .client-type { margin-bottom: 0; }
  .soon-badge {
    display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0;
    font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--white); background: var(--black); padding: 5px 12px 5px 10px; border-radius: 980px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.2), 0 3px 8px rgba(0,0,0,0.15), inset 0 1px 0 rgba(255,255,255,0.18);
  }
  .soon-badge .dot { margin-right: 0; width: 6px; height: 6px; }
  .client-card.is-soon { background: transparent; border: 1px dashed var(--gray-400); box-shadow: none; }
  .client-card.is-soon:hover { transform: none !important; box-shadow: none; }
  .client-card.is-soon .client-name, .client-card.is-soon .client-desc { color: var(--gray-600); }
  /* FAQ */
  .faq-section { background: var(--white); padding: 120px 0; }
  .faq-section .features-header { margin-bottom: 64px; }
  .faq-list { max-width: 800px; margin: 0 auto; border-bottom: 1px solid var(--gray-200); }
  .faq-item { border-top: 1px solid var(--gray-200); }
  .faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 28px 0; cursor: pointer; list-style: none; font-size: 19px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary::after { content: '+'; flex-shrink: 0; font-size: 24px; font-weight: 400; color: var(--gray-400); }
  .faq-item[open] summary::after { content: '−'; }
  .faq-item p { padding: 0 48px 28px 0; font-size: 16px; color: var(--gray-600); line-height: 1.6; }
  .tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
  .tag { font-size: 12px; color: var(--gray-600); border: 1px solid var(--gray-200); padding: 4px 12px; border-radius: 980px; background: var(--gray-100); box-shadow: 0 1px 2px rgba(0,0,0,0.04), inset 0 1px 0 rgba(255,255,255,0.9); }

  /* CTA */
  .cta-section { background: var(--black); min-height: auto; padding: 140px 0; text-align: left; }
  .cta-section > .container { max-width: 1400px; }
  .cta-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(480px, 640px); gap: 56px; align-items: start; }
  @media (max-width: 900px) { .cta-grid { grid-template-columns: 1fr; gap: 40px; } }
  #lead-card { scroll-margin-top: 96px; }
  #lead-card:target { animation: lead-glow 1.6s ease-out; }
  @keyframes lead-glow {
    30% { border-color: rgba(255,255,255,0.5); box-shadow: 0 0 0 6px rgba(255,255,255,0.08), 0 8px 48px rgba(255,255,255,0.18); }
  }
  @media (prefers-reduced-motion: reduce) { #lead-card:target { animation: none; } }
  .cta-title { font-size: clamp(34px, 4vw, 56px); font-weight: 700; letter-spacing: -0.04em; color: var(--white); margin-bottom: 24px; line-height: 1.05; }
  .cta-sub { font-size: 19px; color: rgba(255,255,255,0.45); margin-bottom: 52px; letter-spacing: -0.01em; line-height: 1.5; }
  .btn-primary-inv { font-size: 15px; font-weight: 500; color: var(--black); background: var(--white); padding: 14px 28px; border-radius: 980px; text-decoration: none; transition: opacity 0.2s, transform 0.2s; box-shadow: 0 1px 2px rgba(0,0,0,0.3), 0 8px 24px rgba(255,255,255,0.18), inset 0 -1px 0 rgba(0,0,0,0.08); }
  .btn-primary-inv:hover { opacity: 0.9; transform: translateY(-1px); }

  /* SERVICE PAGES */
  body:has(> main.page) { min-height: 100vh; display: flex; flex-direction: column; }
  .page { padding: 140px 0 100px; min-height: 70vh; flex: 1; }
  .page .section-title { max-width: 800px; }
  .page-text { font-size: 17px; color: var(--gray-600); line-height: 1.6; max-width: 680px; margin-bottom: 16px; }
  .page-text a { color: var(--black); }
  .page-block { max-width: 680px; padding: 24px 0; border-top: 1px solid var(--gray-200); }
  .page-block h2 { font-size: 19px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 8px; }
  .page-block p { font-size: 15px; color: var(--gray-600); line-height: 1.6; }

  /* BLOG */
  .blog-filters { display: inline-flex; flex-wrap: wrap; border-radius: 20px; margin: 16px 0 32px; }
  .blog-card { display: block; padding: 32px 28px; text-decoration: none; color: inherit; }
  .blog-card[hidden], .blog-empty[hidden], .blog-more[hidden] { display: none; }
  .blog-card-title { font-size: 19px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); margin-bottom: 10px; }
  .blog-card-text { font-size: 15px; color: var(--gray-600); line-height: 1.6; margin-bottom: 20px; }
  .blog-card-meta { font-size: 13px; color: var(--gray-400); }
  .blog-more-wrap { margin-top: 32px; text-align: center; }
  .blog-more { border: none; cursor: pointer; font-family: inherit; }
  .article-meta { font-size: 14px; color: var(--gray-400); margin-bottom: 40px; }
  .breadcrumbs { font-size: 14px; color: var(--gray-400); margin-bottom: 24px; }
  .breadcrumbs a { color: var(--gray-600); text-decoration: none; }
  .breadcrumbs a:hover { color: var(--black); }
  .breadcrumbs span { margin: 0 8px; }
  .article-lead { max-width: 680px; font-size: 21px; line-height: 1.5; color: var(--gray-600); margin: 20px 0 24px; }
  .article-updated { font-size: 14px; color: var(--gray-400); margin: -32px 0 40px; }
  .article-toc { max-width: 680px; border-top: 1px solid var(--gray-200); border-bottom: 1px solid var(--gray-200); padding: 24px 0; margin-bottom: 40px; }
  .article-toc-title { font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gray-400); margin-bottom: 12px; }
  .article-toc ol { padding-left: 20px; font-size: 16px; line-height: 1.5; }
  .article-toc li + li { margin-top: 8px; }
  .article-toc a { color: var(--black); text-decoration: none; }
  .article-toc a:hover { text-decoration: underline; }
  .article-short { background: var(--gray-100); border-radius: 14px; padding: 24px 28px; }
  .article-short-title { font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gray-400); margin-bottom: 12px; }
  .article-short > * + * { margin-top: 12px; }
  .article-callout { border-left: 3px solid var(--black); padding: 4px 0 4px 24px; font-size: 21px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.4; color: var(--black); }
  .article-step { display: flex; gap: 20px; align-items: flex-start; }
  .article-step-num { flex: none; width: 40px; height: 40px; border-radius: 50%; background: var(--black); color: var(--white); font-size: 16px; font-weight: 600; display: flex; align-items: center; justify-content: center; }
  .article-step > div:last-child { min-width: 0; }
  .article-body .article-step-title { margin-top: 8px; }
  .article-step > div > * + * { margin-top: 12px; }
  .article-sources { max-width: 680px; margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--gray-200); }
  .article-sources h2 { font-size: 19px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 12px; }
  .article-sources ol { padding-left: 24px; font-size: 15px; line-height: 1.6; color: var(--gray-600); overflow-wrap: anywhere; }
  .article-sources li + li { margin-top: 6px; }
  .article-sources a { color: var(--gray-600); }
  .article-author { max-width: 680px; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--gray-200); }
  .article-author-name { font-size: 17px; font-weight: 600; color: var(--black); }
  .article-author-role { font-size: 14px; color: var(--gray-400); }
  .article-layout { display: grid; grid-template-columns: minmax(0, 680px) 300px; gap: 80px; align-items: start; }
  .article-aside { position: sticky; top: 100px; display: flex; flex-direction: column; gap: 24px; }
  .article-sidetoc ol { list-style: none; border-left: 1px solid var(--gray-200); font-size: 14px; line-height: 1.4; }
  .article-sidetoc a { display: block; padding: 6px 0 6px 16px; margin-left: -1px; border-left: 1px solid transparent; color: var(--gray-400); text-decoration: none; }
  .article-sidetoc a:hover { color: var(--black); }
  .article-sidetoc a.active { color: var(--black); font-weight: 600; border-left-color: var(--black); }
  .article-cta { padding: 28px 24px; }
  .article-cta-title { font-size: 19px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); margin-bottom: 8px; }
  .article-cta p, .article-final-cta p { font-size: 15px; color: var(--gray-600); line-height: 1.6; margin-bottom: 20px; }
  .article-cta .btn-primary, .article-final-cta .btn-primary { display: inline-block; }
  .article-body .faq-list { max-width: none; margin: 0; }
  .article-similar { margin-top: 96px; }
  .article-similar-title { font-size: 28px; font-weight: 700; letter-spacing: -0.03em; color: var(--black); margin-bottom: 24px; }
  .article-final-cta { margin-top: 64px; padding: 48px 0; border-top: 1px solid var(--gray-200); text-align: center; }
  .article-final-cta .article-cta-title { font-size: 28px; font-weight: 700; letter-spacing: -0.03em; }
  .article-final-cta p { margin-bottom: 24px; }
  @media (max-width: 900px) { .article-layout { grid-template-columns: minmax(0, 1fr); gap: 48px; } .article-aside { position: static; } .article-sidetoc { display: none; } }
  .article-body { max-width: 680px; font-size: 17px; line-height: 1.7; color: var(--gray-800); overflow-wrap: break-word; }
  .article-body > * + * { margin-top: 20px; }
  .article-body h2 { font-size: 28px; font-weight: 700; letter-spacing: -0.03em; line-height: 1.15; color: var(--black); margin-top: 48px; }
  .article-body h3 { font-size: 21px; font-weight: 600; letter-spacing: -0.02em; color: var(--black); margin-top: 32px; }
  .article-body h4 { font-size: 17px; font-weight: 600; color: var(--black); margin-top: 24px; }
  .article-body ul, .article-body ol { padding-left: 24px; }
  .article-body li + li { margin-top: 8px; }
  .article-body a { color: var(--black); }
  .article-body blockquote { border-left: 2px solid var(--black); padding-left: 20px; color: var(--gray-600); }
  .article-body code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; background: var(--gray-100); border-radius: 6px; padding: 2px 6px; }
  .article-body pre { background: var(--gray-100); border-radius: 14px; padding: 20px; overflow-x: auto; }
  .article-body pre code { background: none; padding: 0; font-size: 14px; line-height: 1.6; }
  .table-wrap { overflow-x: auto; border: 1px solid var(--gray-200); border-radius: 14px; }
  .article-body table { border-collapse: collapse; width: 100%; font-size: 15px; }
  .article-body th, .article-body td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--gray-200); white-space: nowrap; }
  .article-body th { font-weight: 600; color: var(--black); }
  .article-body tr:last-child td { border-bottom: none; }

  /* FOOTER */
  footer { border-top: 1px solid rgba(255,255,255,0.08); padding: 32px 0; background: var(--black); }
  .footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 40px; display: flex; justify-content: space-between; align-items: center; }
  .footer-copy { font-size: 13px; color: rgba(255,255,255,0.3); }
  .footer-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 24px; list-style: none; }
  .footer-links a { font-size: 13px; color: rgba(255,255,255,0.3); text-decoration: none; transition: color 0.2s; }
  .footer-links a:hover { color: rgba(255,255,255,0.7); }

  /* NATIVE INLINE BUTTONS */
  .btn-inline {
    font-size: 15px; font-weight: 400; color: var(--black); text-decoration: none;
    letter-spacing: -0.01em; border-bottom: 1px solid var(--gray-200);
    padding-bottom: 1px; transition: border-color 0.2s, opacity 0.2s;
  }
  .btn-inline:hover { border-color: var(--black); }
  .btn-inline-inv {
    font-size: 15px; font-weight: 400; color: rgba(255,255,255,0.55); text-decoration: none;
    letter-spacing: -0.01em; border-bottom: 1px solid rgba(255,255,255,0.15);
    padding-bottom: 1px; transition: color 0.2s, border-color 0.2s;
  }
  .btn-inline-inv:hover { color: rgba(255,255,255,0.9); border-color: rgba(255,255,255,0.5); }
  .btn-inline-light {
    font-size: 15px; font-weight: 400; color: rgba(255,255,255,0.45); text-decoration: none;
    letter-spacing: -0.01em; transition: color 0.2s;
  }
  .btn-inline-light:hover { color: rgba(255,255,255,0.8); }

  /* FORM */
  .field-wrap { display: flex; flex-direction: column; gap: 6px; }
  .field-label { font-size: 12px; font-weight: 500; color: var(--gray-600); letter-spacing: 0.02em; }
  .field-input {
    font-family: inherit; font-size: 15px; color: var(--black);
    background: var(--gray-100); border: 1px solid var(--gray-200);
    border-radius: 10px; padding: 13px 16px; outline: none;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.06);
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
    appearance: none;
    -webkit-appearance: none;
  }
  .field-input::placeholder { color: var(--gray-400); }
  .field-input:focus { border-color: var(--black); background: var(--white); box-shadow: 0 0 0 4px rgba(0,0,0,0.06), 0 2px 8px rgba(0,0,0,0.08); }
  .field-input[aria-invalid="true"] { border-color: #ff3b30; }
  .field-error { font-size: 12px; color: #ff3b30; }
  /* LEAD CARD: тёмное стекло как у embed-card */
  #lead-card .field-label, #lead-card label { color: rgba(255,255,255,0.5); }
  #lead-card .field-input { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.14); color: var(--white); box-shadow: none; color-scheme: dark; }
  #lead-card .field-input::placeholder { color: rgba(255,255,255,0.3); }
  #lead-card .field-input:focus { border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.1); box-shadow: 0 0 0 4px rgba(255,255,255,0.08); }
  #lead-card .field-input[aria-invalid="true"] { border-color: #ff3b30; }
  #lead-card .lang-switcher { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.14); box-shadow: none; }
  #lead-card .lang-btn { color: rgba(255,255,255,0.5); }
  #lead-card .lang-btn.active { background: var(--white); color: var(--black); }
  #lead-card #f-submit { background: var(--white); color: var(--black); box-shadow: 0 1px 2px rgba(0,0,0,0.3), 0 8px 24px rgba(255,255,255,0.18); }
  #lead-card #h-amount, #lead-card #amount-cur { color: rgba(255,255,255,0.4); }
  .field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
  @media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }
  .field-error:empty { display: none; }
  .psp-dialog { border: 1px solid var(--glass-border); border-radius: 24px; padding: 44px 32px; width: calc(100% - 32px); max-width: 480px; margin: auto; color: var(--black); background: var(--dialog-bg); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); box-shadow: 0 32px 80px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.9); }
  .psp-dialog::backdrop { background: rgba(0,0,0,0.5); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }

  .payment-section, .features-section, .trust-section, .flow-section, .clients-section, .embed-section, .cta-section { position: relative; overflow: hidden; }
  /* SEAMS: нижний край блока перетекает в цвет фона следующего */
  .hero::after, .payment-section::after, .features-section::after, .trust-section::after, .flow-section::after, .clients-section::after, .embed-section::after, .faq-section::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 120px; pointer-events: none;
    background: linear-gradient(to bottom, transparent, color-mix(in srgb, var(--next) 8%, transparent), color-mix(in srgb, var(--next) 30%, transparent), color-mix(in srgb, var(--next) 65%, transparent), var(--next));
  }
  .faq-section { position: relative; overflow: hidden; }
  .hero { --next: var(--white); }
  #products { --next: var(--gray-100); }
  #cases { --next: var(--white); }
  #start { background: var(--white); --next: var(--gray-100); }
  #payments { background: var(--gray-100); --next: var(--white); }
  #features { background: var(--white); --next: var(--gray-100); }
  #trust { background: var(--gray-100); --next: var(--white); }
  #clients { background: var(--white); --next: var(--dark-bg); }
  #embed { --next: var(--faq-bg); }
  #faq { --next: var(--dark-bg); }
  @media (max-width: 900px) {
    .hero::after, .payment-section::after, .features-section::after, .trust-section::after, .flow-section::after, .clients-section::after, .embed-section::after, .faq-section::after { height: 80px; }
  }
  .payment-section > .container, .features-section > .container, .trust-section > .container, .flow-section > .container, .clients-section > .container, .embed-section > .container, .cta-section > .container { position: relative; z-index: 1; }

  @keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
  .animate { animation: fadeUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) both; }
  .delay-1 { animation-delay: 0.05s; } .delay-2 { animation-delay: 0.15s; }
  .delay-3 { animation-delay: 0.28s; } .delay-4 { animation-delay: 0.4s; } .delay-5 { animation-delay: 0.55s; }

  @media (max-width: 900px) {
    .nav-links { display: none; }
    .flow-grid, .embed-grid { grid-template-columns: 1fr; gap: 40px; }
    .features-grid, .payment-methods { grid-template-columns: 1fr; }
    .process-steps, #payments .process-steps, .clients-grid { grid-template-columns: 1fr; }
    .stats-row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
    .stat { padding: 28px 12px; }
    .stat-num { font-size: clamp(28px, 8vw, 42px); }
    .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
    .flow-clients { grid-template-columns: 1fr 1fr; }
    .stats-row, .payment-methods, .features-grid, .process-steps { gap: 12px; }
    :root { --glass-blur: blur(12px) saturate(160%); }
  }
  .cookie-bar { position: fixed; left: 16px; bottom: 16px; z-index: 1000; max-width: 420px; display: flex; align-items: center; gap: 16px; padding: 14px 16px 14px 20px; font-size: 14px; line-height: 1.4; color: var(--gray-600); background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 16px; box-shadow: var(--shadow-card); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); }
  .cookie-bar a { color: var(--black); }
  .cookie-bar button { flex-shrink: 0; font: inherit; font-weight: 500; color: var(--white); background: var(--black); border: 0; border-radius: 980px; padding: 9px 18px; cursor: pointer; box-shadow: var(--shadow-btn); }
  @media (max-width: 640px) { .cookie-bar { left: 12px; right: 12px; bottom: 12px; max-width: none; } }
  .page-block p + p { margin-top: 10px; }
  .page-block a { color: var(--black); }