:root {
  --bg: #fdf8f6;
  --bg-lavender: #f5f0ff;
  --bg-peach: #fff8f0;
  --bg-blue: #f0f9ff;
  --white: #ffffff;
  --text: #374151;
  --text-muted: #6b7280;
  --text-light: #9ca3af;
  --google: #93c5fd;
  --meta: #f9a8d4;
  --yandex: #fde68a;
  --tiktok: #c4b5fd;
  --grad: linear-gradient(135deg, #93c5fd 0%, #c4b5fd 50%, #f9a8d4 100%);
  --shadow: 0 8px 32px rgba(55, 65, 81, 0.08);
  --shadow-lg: 0 24px 64px rgba(55, 65, 81, 0.12);
  --radius: 20px;
  --radius-sm: 12px;
  --font: "Inter", system-ui, sans-serif;
  --font-display: "Manrope", "Inter", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: #6366f1; text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: 720px; }

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Blobs */
.blobs { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.45; }
.blob--1 { width: 500px; height: 500px; background: #bfdbfe; top: -10%; right: -5%; }
.blob--2 { width: 400px; height: 400px; background: #fbcfe8; bottom: 20%; left: -10%; }
.blob--3 { width: 350px; height: 350px; background: #ddd6fe; top: 50%; right: 20%; }

/* Header */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(253, 248, 246, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(55, 65, 81, 0.06);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; gap: 20px;
}
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
.logo__mark {
  width: 42px; height: 42px; border-radius: 14px; background: var(--grad);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(147, 197, 253, 0.35);
}
.logo__mark svg { width: 22px; height: 22px; color: #fff; stroke-width: 2.2; }
.logo__text { font-weight: 700; font-size: 0.85rem; line-height: 1.25; }
.logo__text small { font-weight: 500; color: var(--text-muted); font-size: 0.75rem; }
.nav { display: flex; gap: 28px; }
.nav a { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.nav a:hover { color: var(--text); text-decoration: none; }
.burger { display: none; background: none; border: none; cursor: pointer; width: 28px; height: 20px; position: relative; }
.burger span, .burger::before, .burger::after {
  position: absolute; left: 0; width: 100%; height: 2px; background: var(--text); border-radius: 2px;
}
.burger span { top: 9px; }
.burger::before { content: ""; top: 0; }
.burger::after { content: ""; bottom: 0; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: 100px; font-weight: 600; font-size: 0.95rem;
  text-decoration: none; border: none; cursor: pointer; transition: transform 0.2s, box-shadow 0.2s;
  font-family: inherit;
}
.btn--primary { background: var(--grad); color: #1f2937; box-shadow: 0 8px 24px rgba(147, 197, 253, 0.35); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(147, 197, 253, 0.45); text-decoration: none; }
.btn--outline { background: var(--white); border: 1.5px solid rgba(55, 65, 81, 0.12); color: var(--text); }
.btn--outline:hover { border-color: #93c5fd; text-decoration: none; }
.btn--white { background: #fff; color: #4f46e5; }
.btn--white:hover { transform: translateY(-2px); text-decoration: none; }
.btn--sm { padding: 10px 20px; font-size: 0.85rem; }
.btn--full { width: 100%; }

.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 100px;
  background: var(--white); border: 1px solid rgba(55, 65, 81, 0.08);
  font-size: 0.8rem; font-weight: 500; color: var(--text-muted); margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.pill svg { width: 14px; height: 14px; color: #6366f1; }
.pill--hot { background: #fef3c7; border-color: #fde68a; color: #92400e; }

/* Hero */
.hero { padding: 140px 0 80px; }
.hero__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.hero h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800; line-height: 1.15; letter-spacing: -0.03em; margin-bottom: 20px;
}
.lead { font-size: 1.1rem; color: var(--text-muted); margin-bottom: 24px; max-width: 520px; }
.hero__list { list-style: none; margin-bottom: 32px; }
.hero__list li {
  padding: 8px 0 8px 28px; position: relative; color: var(--text-muted); font-size: 0.95rem;
}
.hero__list li::before {
  content: ""; position: absolute; left: 0; top: 12px; width: 18px; height: 18px;
  background: linear-gradient(135deg, #93c5fd, #c4b5fd); border-radius: 50%;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/12px no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/12px no-repeat;
}
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* Image frames */
.img-frame { position: relative; border-radius: calc(var(--radius) + 4px); overflow: hidden; box-shadow: var(--shadow-lg); }
.img-frame::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  padding: 1px; background: linear-gradient(135deg, rgba(147,197,253,.6), rgba(196,181,253,.6), rgba(249,168,212,.6));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; z-index: 2;
}
.img-frame img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; transition: transform 0.6s ease; }
.img-frame:hover img { transform: scale(1.03); }
.img-frame__shine {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(135deg, rgba(147,197,253,.15) 0%, transparent 40%, rgba(249,168,212,.12) 100%);
}
.img-frame--hero { transform: rotate(-1deg); }
.img-frame--case { transform: rotate(1deg); }

.hero__img-wrap { position: relative; }
.card-float {
  position: absolute; bottom: 20px; left: 20px; right: 20px; z-index: 3;
  background: rgba(255, 255, 255, 0.94); backdrop-filter: blur(16px);
  border-radius: var(--radius-sm); padding: 18px 20px; box-shadow: var(--shadow);
  border: 1px solid rgba(255,255,255,0.8);
}
.card-float__icon {
  width: 36px; height: 36px; border-radius: 10px; background: var(--grad);
  display: flex; align-items: center; justify-content: center; margin-bottom: 10px;
}
.card-float__icon svg { width: 18px; height: 18px; color: #fff; }
.card-float__label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.card-float strong { display: block; font-size: 1.5rem; font-weight: 800; margin: 4px 0; }
.card-float__meta { font-size: 0.8rem; color: var(--text-light); }
.card-float--static .card-float__icon { margin-bottom: 0; }

/* Trust */
.trust { padding: 24px 0; border-top: 1px solid rgba(55, 65, 81, 0.06); border-bottom: 1px solid rgba(55, 65, 81, 0.06); background: var(--white); }
.trust__inner {
  display: flex; align-items: center; justify-content: center; gap: 32px; flex-wrap: wrap;
  font-size: 0.85rem; color: var(--text-muted);
}
.trust__logos { display: flex; gap: 20px; flex-wrap: wrap; }
.trust__logo {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 12px; font-weight: 600; font-size: 0.8rem;
  border: 1px solid rgba(55, 65, 81, 0.06); transition: transform 0.2s;
}
.trust__logo:hover { transform: translateY(-2px); }
.trust__logo svg { width: 16px; height: 16px; flex-shrink: 0; }
.trust__badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 0.9rem; color: #4f46e5;
  padding: 10px 18px; background: #eef2ff; border-radius: 100px;
  border: 1px solid #c7d2fe;
}
.trust__badge svg { width: 18px; height: 18px; }
.trust__logo--g { background: #dbeafe; color: #1d4ed8; }
.trust__logo--m { background: #fce7f3; color: #be185d; }
.trust__logo--y { background: #fef3c7; color: #b45309; }
.trust__logo--t { background: #ede9fe; color: #6d28d9; }
.trust__logo--ai { background: #e0e7ff; color: #4338ca; }

/* Sections */
.section { padding: 100px 0; }
.section--lavender { background: var(--bg-lavender); }
.section--peach { background: var(--bg-peach); }
.section--blue { background: var(--bg-blue); }
.section__head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section__head h2 {
  font-family: var(--font-display); font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800; letter-spacing: -0.02em; margin-bottom: 12px;
}
.section__head p { color: var(--text-muted); font-size: 1.05rem; }
.section__tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em; color: #6366f1; margin-bottom: 12px;
}
.section__tag svg { width: 14px; height: 14px; }

/* Icon boxes */
.icon-box {
  width: 52px; height: 52px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
  background: linear-gradient(135deg, #eef2ff, #fdf2f8);
  border: 1px solid rgba(99, 102, 241, 0.12);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.1);
}
.icon-box svg { width: 24px; height: 24px; color: #6366f1; stroke-width: 1.8; }
.icon-box--ai { background: linear-gradient(135deg, #eff6ff, #f5f3ff); }
.icon-box--why { background: linear-gradient(135deg, #fff7ed, #fdf4ff); }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 24px; }
.service-card {
  background: var(--white); border-radius: var(--radius); padding: 32px 28px;
  border: 1px solid rgba(55, 65, 81, 0.06); box-shadow: var(--shadow);
  transition: transform 0.25s, box-shadow 0.25s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-card__icon {
  width: 56px; height: 56px; border-radius: 18px; display: flex; align-items: center;
  justify-content: center; margin-bottom: 20px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
}
.service-card__icon svg { width: 26px; height: 26px; stroke-width: 1.8; }
.service-card--google .service-card__icon { background: linear-gradient(135deg, #dbeafe, #bfdbfe); color: #2563eb; }
.service-card--meta .service-card__icon { background: linear-gradient(135deg, #fce7f3, #fbcfe8); color: #db2777; }
.service-card--yandex .service-card__icon { background: linear-gradient(135deg, #fef3c7, #fde68a); color: #d97706; }
.service-card--tiktok .service-card__icon { background: linear-gradient(135deg, #ede9fe, #ddd6fe); color: #7c3aed; }
.service-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.service-card p { color: var(--text-muted); font-size: 0.92rem; margin-bottom: 16px; }
.service-card__tag { font-size: 0.75rem; font-weight: 600; color: var(--text-light); }

/* Why */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.why-card {
  background: var(--white); border-radius: var(--radius); padding: 28px;
  border: 1px solid rgba(55, 65, 81, 0.06);
}
.why-card__icon { display: none; }
.why-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.why-card p { color: var(--text-muted); font-size: 0.9rem; }

/* Case */
.case { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.case__img .img-frame { width: 100%; }
.case__content h2 { font-family: var(--font-display); font-size: 1.8rem; margin-bottom: 16px; }
.case__content > p { color: var(--text-muted); margin-bottom: 16px; }
.case__stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 28px; }
.case__stats div {
  background: var(--white); border-radius: var(--radius-sm); padding: 16px;
  border: 1px solid rgba(55, 65, 81, 0.06); position: relative; padding-left: 48px;
}
.case__stats div > svg {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 22px; height: 22px; color: #818cf8;
}
.case__stats strong { display: block; font-size: 1.4rem; font-weight: 800; color: #4f46e5; }
.case__stats span { font-size: 0.8rem; color: var(--text-muted); }
blockquote {
  border-left: 3px solid #c4b5fd; padding: 12px 20px; margin-bottom: 24px;
  font-style: italic; color: var(--text-muted); background: rgba(255,255,255,0.6); border-radius: 0 12px 12px 0;
}

/* AI section - premium redesign */
.ai-section {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, #f8faff 0%, #f5f0ff 45%, #fdf8f6 100%);
  padding: 120px 0;
}
.ai-section__mesh { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.ai-mesh { position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.35; }
.ai-mesh--1 { width: 600px; height: 600px; background: #c7d2fe; top: -15%; left: -10%; }
.ai-mesh--2 { width: 500px; height: 500px; background: #fbcfe8; bottom: 10%; right: -8%; }
.ai-mesh--3 { width: 400px; height: 400px; background: #bae6fd; top: 40%; left: 35%; opacity: 0.25; }
.ai-wrap { position: relative; z-index: 1; }

.ai-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 100px; font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  background: rgba(255,255,255,0.9); border: 1px solid rgba(99,102,241,0.15);
  color: #4f46e5; margin-bottom: 20px; box-shadow: 0 4px 20px rgba(99,102,241,0.08);
}
.ai-badge svg { width: 14px; height: 14px; }

.ai-hero {
  display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center;
  margin-bottom: 72px;
}
.ai-hero__content h2 {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800; line-height: 1.12; letter-spacing: -0.03em; margin-bottom: 20px;
}
.ai-hero__lead { font-size: 1.08rem; color: var(--text-muted); margin-bottom: 28px; max-width: 480px; line-height: 1.7; }
.ai-hero__tags { list-style: none; display: flex; flex-wrap: wrap; gap: 12px; }
.ai-hero__tags li {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 100px; font-size: 0.85rem; font-weight: 500;
  background: rgba(255,255,255,0.85); border: 1px solid rgba(55,65,81,0.08);
  color: var(--text-muted); backdrop-filter: blur(8px);
}
.ai-hero__tags svg { width: 16px; height: 16px; color: #6366f1; flex-shrink: 0; }

.ai-hero__visual {
  display: flex; flex-direction: column; gap: 0;
}

/* Bento grid */
.ai-bento {
  display: grid; grid-template-columns: repeat(4, 1fr); grid-template-rows: auto auto;
  gap: 20px; margin-bottom: 48px;
}
.ai-bento__card {
  background: rgba(255,255,255,0.88); backdrop-filter: blur(12px);
  border-radius: 22px; padding: 28px 24px;
  border: 1px solid rgba(255,255,255,0.9);
  box-shadow: 0 8px 32px rgba(99,102,241,0.06);
  transition: transform 0.3s, box-shadow 0.3s;
}
.ai-bento__card:hover { transform: translateY(-4px); box-shadow: 0 20px 48px rgba(99,102,241,0.12); }
.ai-bento__card--lead { grid-column: span 2; grid-row: span 2; display: flex; flex-direction: column; }
.ai-bento__card h3 { font-size: 1.1rem; margin-bottom: 10px; font-weight: 700; }
.ai-bento__card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; flex: 1; }
.ai-bento__icon {
  width: 52px; height: 52px; border-radius: 16px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; position: relative;
}
.ai-bento__icon::after {
  content: ""; position: absolute; inset: -4px; border-radius: 20px; opacity: 0.35; z-index: -1;
}
.ai-bento__icon svg { width: 24px; height: 24px; stroke-width: 1.8; }
.ai-bento__icon--violet { background: linear-gradient(135deg, #ede9fe, #ddd6fe); color: #7c3aed; }
.ai-bento__icon--violet::after { background: linear-gradient(135deg, #c4b5fd, #a78bfa); }
.ai-bento__icon--blue { background: linear-gradient(135deg, #dbeafe, #bfdbfe); color: #2563eb; }
.ai-bento__icon--blue::after { background: #93c5fd; }
.ai-bento__icon--pink { background: linear-gradient(135deg, #fce7f3, #fbcfe8); color: #db2777; }
.ai-bento__icon--pink::after { background: #f9a8d4; }
.ai-bento__icon--amber { background: linear-gradient(135deg, #fef3c7, #fde68a); color: #d97706; }
.ai-bento__icon--amber::after { background: #fcd34d; }
.ai-bento__icon--green { background: linear-gradient(135deg, #d1fae5, #a7f3d0); color: #059669; }
.ai-bento__icon--green::after { background: #6ee7b7; }
.ai-bento__mini {
  margin-top: 20px; border-radius: 16px; overflow: hidden;
  box-shadow: 0 8px 24px rgba(55,65,81,0.1); border: 1px solid rgba(55,65,81,0.06);
}

/* Impact strip */
.ai-impact {
  display: flex; align-items: center; justify-content: space-between;
  padding: 36px 48px; margin-bottom: 64px;
  background: rgba(255,255,255,0.75); backdrop-filter: blur(20px);
  border-radius: 24px; border: 1px solid rgba(255,255,255,0.95);
  box-shadow: 0 16px 48px rgba(99,102,241,0.08);
}
.ai-impact__item { text-align: center; flex: 1; }
.ai-impact__num {
  display: block; font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800; letter-spacing: -0.03em;
  background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.ai-impact__label { font-size: 0.82rem; color: var(--text-muted); margin-top: 6px; display: block; }
.ai-impact__divider { width: 1px; height: 48px; background: linear-gradient(180deg, transparent, rgba(99,102,241,0.2), transparent); flex-shrink: 0; }

/* Pipeline */
.ai-pipeline-wrap { margin-bottom: 64px; }
.ai-section__label { text-align: center; max-width: 560px; margin: 0 auto 40px; }
.ai-section__label h3 {
  font-family: var(--font-display); font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800; margin-top: 12px; letter-spacing: -0.02em;
}
.ai-pipeline {
  display: flex; align-items: stretch; justify-content: center; gap: 0;
  padding: 32px 24px; border-radius: 24px;
  background: rgba(255,255,255,0.7); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.9); box-shadow: var(--shadow);
  overflow-x: auto;
}
.ai-pipeline__node {
  flex: 1; min-width: 140px; text-align: center; padding: 20px 16px;
  border-radius: 18px; transition: transform 0.25s;
}
.ai-pipeline__node:hover { transform: translateY(-3px); }
.ai-pipeline__node--core {
  background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(244,114,182,0.08));
  border: 1px solid rgba(99,102,241,0.2);
  box-shadow: 0 8px 32px rgba(99,102,241,0.12);
}
.ai-pipeline__icon {
  width: 56px; height: 56px; margin: 0 auto 14px; border-radius: 18px;
  background: var(--white); border: 1px solid rgba(55,65,81,0.08);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(55,65,81,0.06);
}
.ai-pipeline__node--core .ai-pipeline__icon {
  background: var(--grad); border: none;
}
.ai-pipeline__node--core .ai-pipeline__icon svg { color: #fff; }
.ai-pipeline__icon svg { width: 26px; height: 26px; color: #6366f1; }
.ai-pipeline__node strong { display: block; font-size: 0.95rem; margin-bottom: 4px; }
.ai-pipeline__node span { font-size: 0.75rem; color: var(--text-muted); line-height: 1.4; display: block; }
.ai-pipeline__line {
  display: flex; align-items: center; color: #c4b5fd; padding: 0 4px; flex-shrink: 0;
}
.ai-pipeline__line svg { width: 20px; height: 20px; }

/* Analytics */
.ai-analytics { margin-bottom: 48px; }
.ai-analytics__head {
  display: flex; justify-content: space-between; align-items: flex-end; gap: 24px;
  margin-bottom: 32px; flex-wrap: wrap;
}
.ai-analytics__head h3 {
  font-family: var(--font-display); font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800; margin: 10px 0 8px; letter-spacing: -0.02em;
}
.ai-analytics__head p { color: var(--text-muted); font-size: 0.95rem; max-width: 480px; }
.ai-analytics__legend { display: flex; gap: 20px; font-size: 0.82rem; color: var(--text-muted); }
.ai-analytics__legend span { display: inline-flex; align-items: center; gap: 8px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot--blue { background: #93c5fd; }
.dot--violet { background: #6366f1; }

.ai-analytics__grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; grid-template-rows: auto auto;
  gap: 20px;
}
.ai-chart-card {
  background: rgba(255,255,255,0.92); backdrop-filter: blur(12px);
  border-radius: 22px; padding: 24px;
  border: 1px solid rgba(255,255,255,0.95);
  box-shadow: 0 8px 32px rgba(99,102,241,0.06);
  transition: box-shadow 0.3s;
}
.ai-chart-card:hover { box-shadow: 0 16px 48px rgba(99,102,241,0.1); }
.ai-chart-card--hero { grid-row: span 2; }
.ai-chart-card--wide { grid-column: span 2; }
.ai-chart-card__top {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 12px;
  margin-bottom: 16px;
}
.ai-chart-card__top h4 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.ai-chart-card__top p { font-size: 0.78rem; color: var(--text-light); }
.ai-chart-badge {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px;
  border-radius: 100px; font-size: 0.78rem; font-weight: 700; flex-shrink: 0;
}
.ai-chart-badge svg { width: 14px; height: 14px; }
.ai-chart-badge--up { background: #ecfdf5; color: #059669; }
.ai-chart-card__body { position: relative; min-height: 200px; }
.ai-chart-card__body--sm { min-height: 180px; }
.ai-chart-card__body canvas { max-height: 240px; }
.ai-chart-card--hero .ai-chart-card__body canvas { max-height: 320px; }
.ai-chart-card__split {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 24px; align-items: center;
}
.ai-chart-stats { list-style: none; margin-top: 16px; }
.ai-chart-stats li {
  padding: 10px 0; border-bottom: 1px solid rgba(55,65,81,0.06);
  font-size: 0.85rem; color: var(--text-muted);
}
.ai-chart-stats li span { font-weight: 800; color: var(--text); font-size: 1.1rem; margin-right: 8px; }

/* Proof cards */
.ai-proof-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 48px;
}
.ai-proof-card {
  background: var(--white); border-radius: 22px; overflow: hidden;
  border: 1px solid rgba(55,65,81,0.06); box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}
.ai-proof-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.ai-proof-card__body { padding: 24px; }
.ai-proof-card__icon {
  width: 44px; height: 44px; border-radius: 14px; margin-bottom: 14px;
  background: linear-gradient(135deg, #eef2ff, #fdf2f8);
  display: flex; align-items: center; justify-content: center;
}
.ai-proof-card__icon svg { width: 22px; height: 22px; color: #6366f1; }
.ai-proof-card h4 { font-size: 1rem; margin-bottom: 8px; font-weight: 700; }
.ai-proof-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.55; }

/* AI CTA */
.ai-cta__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap;
  padding: 40px 48px; border-radius: 24px;
  background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(244,114,182,0.06));
  border: 1px solid rgba(99,102,241,0.12);
  box-shadow: 0 16px 48px rgba(99,102,241,0.08);
}
.ai-cta__inner h3 {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; margin-bottom: 8px;
}
.ai-cta__inner p { color: var(--text-muted); font-size: 0.95rem; max-width: 480px; }

/* Promo */
.promo__card {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center;
  background: var(--grad); border-radius: var(--radius); padding: 48px 40px;
  box-shadow: var(--shadow-lg); color: #1f2937;
}
.promo__card h2 { font-family: var(--font-display); font-size: 1.8rem; margin: 12px 0 16px; }
.promo__card p { margin-bottom: 24px; opacity: 0.9; }
.promo__fine { font-size: 0.75rem; opacity: 0.7; margin-top: 12px; }
.promo__timer p { font-weight: 600; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.promo__timer p svg { width: 18px; height: 18px; }
.timer { display: flex; gap: 12px; }
.timer div {
  background: rgba(255,255,255,0.9); border-radius: var(--radius-sm);
  padding: 16px 12px; text-align: center; min-width: 72px;
}
.timer span { display: block; font-size: 2rem; font-weight: 800; line-height: 1; }
.timer small { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step {
  background: var(--white); border-radius: var(--radius); padding: 28px 24px;
  border: 1px solid rgba(55, 65, 81, 0.06); position: relative; overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}
.step:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.step__num {
  font-size: 2.5rem; font-weight: 800; opacity: 0.08; position: absolute; top: 12px; right: 16px;
}
.step__icon {
  width: 44px; height: 44px; border-radius: 12px; background: var(--grad);
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.step__icon svg { width: 22px; height: 22px; color: #fff; }
.step span:not(.step__num) { display: none; }
.step h3 { font-size: 1rem; margin-bottom: 8px; }
.step p { font-size: 0.88rem; color: var(--text-muted); }

/* FAQ */
.faq__item {
  background: var(--white); border-radius: var(--radius-sm); margin-bottom: 12px;
  border: 1px solid rgba(55, 65, 81, 0.06); overflow: hidden;
}
.faq__item summary {
  padding: 18px 24px; cursor: pointer; font-weight: 600; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; font-size: 1.2rem; color: #6366f1; }
.faq__item[open] summary::after { content: "−"; }
.faq__item p { padding: 0 24px 18px; color: var(--text-muted); font-size: 0.92rem; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-info h2 { font-family: var(--font-display); font-size: 1.8rem; margin-bottom: 12px; }
.contact-info > p { color: var(--text-muted); margin-bottom: 28px; }
.requisites { display: grid; gap: 14px; }
.requisites dt { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-light); }
.requisites dd { font-weight: 500; font-size: 0.92rem; }
.contact-form {
  background: var(--white); border-radius: var(--radius); padding: 32px;
  border: 1px solid rgba(55, 65, 81, 0.06); box-shadow: var(--shadow);
  display: grid; gap: 16px;
}
.contact-form label { display: grid; gap: 6px; font-size: 0.85rem; font-weight: 500; }
.contact-form input, .contact-form select, .contact-form textarea {
  padding: 12px 16px; border-radius: var(--radius-sm); border: 1px solid rgba(55, 65, 81, 0.12);
  font-family: inherit; font-size: 0.95rem; background: var(--bg);
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-color: #93c5fd; box-shadow: 0 0 0 3px rgba(147, 197, 253, 0.25);
}
.contact-form input:invalid:not(:placeholder-shown),
.contact-form select:invalid:not(:placeholder-shown) { border-color: #fca5a5; }
.form-honey { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }
.form-msg { font-weight: 500; text-align: center; padding: 12px; border-radius: var(--radius-sm); }
.form-msg--success { color: #059669; background: #ecfdf5; border: 1px solid #a7f3d0; }
.form-msg--error { color: #dc2626; background: #fef2f2; border: 1px solid #fecaca; }
.form-msg--loading { color: #4f46e5; background: #eef2ff; border: 1px solid #c7d2fe; }
.contact-form--loading .btn__text { opacity: 0.6; }
.contact-form--loading .btn__loader {
  display: inline-block; width: 18px; height: 18px; margin-left: 8px;
  border: 2px solid rgba(31,41,55,.2); border-top-color: #1f2937;
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.btn { position: relative; }
.btn__loader { display: none; vertical-align: middle; }
.contact-form--loading .btn__loader { display: inline-block; }

/* Footer */
.footer { padding: 40px 0; border-top: 1px solid rgba(55, 65, 81, 0.08); background: var(--white); }
.footer__inner {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  font-size: 0.85rem; color: var(--text-muted);
}
.logo--footer .logo__mark { width: 32px; height: 32px; border-radius: 10px; }
.logo--footer .logo__mark svg { width: 16px; height: 16px; }

/* Reveal animation — без JS контент остаётся видимым */
html.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
html.js .reveal.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 900px) {
  .hero__grid, .case, .contact-grid, .promo__card,
  .ai-hero, .ai-analytics__grid, .ai-chart-card--wide, .ai-chart-card__split { grid-template-columns: 1fr; }
  .ai-bento { grid-template-columns: 1fr 1fr; }
  .ai-bento__card--lead { grid-column: span 2; grid-row: span 1; }
  .ai-chart-card--hero { grid-row: span 1; }
  .ai-impact { flex-wrap: wrap; gap: 24px; padding: 28px; }
  .ai-impact__divider { display: none; }
  .ai-impact__item { flex: 1 1 40%; }
  .ai-proof-cards { grid-template-columns: 1fr; }
  .ai-cta__inner { flex-direction: column; text-align: center; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .nav {
    display: none; position: fixed; top: 72px; left: 0; right: 0;
    background: var(--white); flex-direction: column; padding: 24px; gap: 16px;
    border-bottom: 1px solid rgba(55, 65, 81, 0.08); box-shadow: var(--shadow);
  }
  .nav.open { display: flex; }
  .burger { display: block; }
  .header .btn--sm { display: none; }
}
@media (max-width: 600px) {
  .section { padding: 64px 0; }
  .ai-section { padding: 80px 0; }
  .hero { padding-top: 110px; }
  .steps { grid-template-columns: 1fr; }
  .timer { flex-wrap: wrap; }
  .trust__inner { flex-direction: column; text-align: center; }
  .ai-bento { grid-template-columns: 1fr; }
  .ai-bento__card--lead { grid-column: span 1; }
  .ai-pipeline { flex-direction: column; align-items: stretch; }
  .ai-pipeline__line { transform: rotate(90deg); padding: 8px 0; justify-content: center; }
  .ai-analytics__head { flex-direction: column; align-items: flex-start; }
}