/* Fonts & Reset */
* { box-sizing: border-box; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  color: #0A0E1A;
  background: #FFFFFF;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 500;
}

:root {
  --bg: #FFFFFF;
  --text: #0A0E1A;
  --muted: #334155;
  --line: #CBD5E1;
  --primary: #1E40FF;
  --accent: #06B6D4;
  --primary-bright: #3B82F6;
  --accent-bright: #00E5FF;
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;

  --container: 1200px;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 10px 30px rgba(30,64,255,0.15);
  --shadow-strong: 0 20px 50px rgba(30,64,255,0.25);
  --blur: 16px;
  --grid-gap: 24px;
}

.container {
  width: 100%;
  max-width: calc(var(--container) + 48px);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden;
}
.skip-link:focus { position: static; width: auto; height: auto; padding: 8px 12px; background: #fff; border: 1px solid var(--line); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(var(--blur)); background: rgba(255,255,255,0.6); border-bottom: 1px solid rgba(226,232,240,0.6); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; }
.menu { display: flex; align-items: center; gap: 16px; }
.menu a { color: var(--text); text-decoration: none; font-weight: 500; }
.menu a:hover { color: var(--primary-bright); font-weight: 700; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 9999px; color: #fff; text-decoration: none; background: linear-gradient(120deg, var(--primary-bright), var(--accent-bright)); box-shadow: 0 8px 24px rgba(59,130,246,0.35), 0 0 20px rgba(59,130,246,0.2); border: 1px solid transparent; transition: transform .2s ease, box-shadow .2s ease, background .3s ease; font-weight: 700; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(59,130,246,0.45), 0 0 30px rgba(59,130,246,0.3); }
.btn:active { transform: translateY(0); }
.btn--ghost { background: transparent; color: var(--text); border: 1px solid var(--line); box-shadow: none; }
.btn--ghost:hover { color: var(--primary-bright); border-color: var(--primary-bright); }
.btn--glass { background: rgba(255,255,255,0.6); color: var(--text); backdrop-filter: blur(var(--blur)); border: 1px solid rgba(226,232,240,0.8); box-shadow: none; }
.btn--lg { padding: 14px 20px; font-weight: 600; }
.btn--block { display: flex; width: 100%; }

/* Sections */
.section { padding: 72px 0; position: relative; }
.section__title { font-family: Manrope, Inter, system-ui; font-weight: 800; letter-spacing: -0.01em; line-height: 1.2; font-size: 32px; margin: 0 0 24px; color: var(--text); }
.center { text-align: center; }

/* Hero */
.hero { padding-top: 48px; padding-bottom: 80px; overflow: hidden; }
.hero__inner { display: grid; grid-template-columns: 1fr 1.1fr; align-items: center; gap: 48px; }
.hero__content { position: relative; z-index: 2; }
.hero__logo { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.hero__logo-text { font-family: Manrope, Inter, system-ui; font-size: 28px; font-weight: 800; color: #fff; letter-spacing: -0.01em; }
.hero__title { font-family: Manrope, Inter, system-ui; font-weight: 900; font-size: 52px; line-height: 1.1; letter-spacing: -0.02em; margin: 0 0 20px; color: #fff; }
.hero__subtitle { font-size: 20px; font-weight: 600; color: rgba(255,255,255,0.9); margin: 0 0 16px; line-height: 1.5; }
.hero__brands { color: rgba(255,255,255,0.75); margin: 0 0 32px; height: 28px; display: flex; align-items: center; overflow: hidden; font-weight: 600; }
.marquee { display: inline-block; white-space: nowrap; animation: marquee 22s linear infinite; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.hero__actions { display: flex; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.btn--hero { box-shadow: 0 12px 40px rgba(59,130,246,0.5), 0 0 60px rgba(0,229,255,0.3); }
.btn--hero:hover { box-shadow: 0 16px 50px rgba(59,130,246,0.6), 0 0 80px rgba(0,229,255,0.4); }
.hero__badges { list-style: none; padding: 0; margin: 20px 0 0; display: flex; gap: 16px; color: rgba(255,255,255,0.9); flex-wrap: wrap; font-size: 15px; }
.hero__channels { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0 16px; }
.channel-badge { display: flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.12); backdrop-filter: blur(12px); padding: 10px 16px; border-radius: 12px; border: 2px solid rgba(255,255,255,0.25); font-weight: 700; font-size: 15px; color: #fff; transition: all .3s ease; }
.channel-badge:hover { background: rgba(255,255,255,0.2); border-color: rgba(59,130,246,0.5); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(59,130,246,0.3); }
.channel-badge__icon { font-size: 20px; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2)); }
.channel-badge__logo { width: 24px; height: 24px; object-fit: contain; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2)); }
.hero__badges li { display: flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.1); backdrop-filter: blur(12px); padding: 8px 16px; border-radius: 9999px; border: 1px solid rgba(255,255,255,0.2); font-weight: 600; }
.hero__badges .icon { font-size: 18px; }

.hero__bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.blob { position: absolute; width: 520px; height: 520px; filter: blur(80px); opacity: .45; border-radius: 50%; }
.blob--1 { background: radial-gradient(circle at 30% 30%, var(--primary), transparent 60%), radial-gradient(circle at 70% 70%, var(--accent), transparent 60%); top: -160px; left: -120px; }
.blob--2 { background: radial-gradient(circle at 70% 30%, var(--accent), transparent 60%), radial-gradient(circle at 30% 70%, var(--primary), transparent 60%); bottom: -200px; right: -140px; }
.grid-glow { position: absolute; inset: 10% 5% 5% 5%; border-radius: 32px; background: radial-gradient(80% 80% at 50% 30%, rgba(34,211,238,0.18), transparent 60%); }

/* Hero Dark - усиленный неоновый вход */
.hero--dark { color: #fff; }
.hero--dark .hero__title { color: #fff; text-shadow: 0 4px 24px rgba(0,229,255,0.4), 0 0 40px rgba(59,130,246,0.3); }
.hero--dark .hero__subtitle { color: rgba(255,255,255,0.9); }
.hero--dark .hero__brands { color: rgba(255,255,255,0.8); }
.hero--dark .hero__bg { background: radial-gradient(1200px 600px at 20% -10%, rgba(0,229,255,0.28), transparent 60%), radial-gradient(1000px 600px at 100% 0%, rgba(59,130,246,0.28), transparent 60%), linear-gradient(180deg, #0B1120 0%, #0F1425 50%, #0A1129 100%); }
.hero--dark .blob { opacity: .4; filter: blur(70px); }
.hero--dark .blob--1 { background: radial-gradient(circle at 30% 30%, rgba(59,130,246,0.6), transparent 60%), radial-gradient(circle at 70% 70%, rgba(0,229,255,0.5), transparent 60%); }
.hero--dark .blob--2 { background: radial-gradient(circle at 70% 30%, rgba(0,229,255,0.5), transparent 60%), radial-gradient(circle at 30% 70%, rgba(59,130,246,0.6), transparent 60%); }
.hero--dark .grid-glow { background: radial-gradient(60% 60% at 50% 30%, rgba(0,229,255,0.22), transparent 60%); }
.hero--dark .btn--glass { background: rgba(255,255,255,0.12); color: #E2E8F0; border-color: rgba(255,255,255,0.25); }

.hero__art--real { position: relative; display: flex; align-items: center; justify-content: center; }
.hero__screenshot { width: 100%; max-width: 100%; height: auto; border-radius: 20px; box-shadow: 0 30px 80px rgba(0,0,0,0.4), 0 0 60px rgba(59,130,246,0.3); border: 3px solid rgba(255,255,255,0.2); position: relative; z-index: 2; transition: all .4s ease; animation: screenshotFloat 6s ease-in-out infinite; }
.hero__screenshot:hover { transform: translateY(-8px) scale(1.02); box-shadow: 0 40px 100px rgba(0,0,0,0.5), 0 0 80px rgba(59,130,246,0.4); }
@keyframes screenshotFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.screenshot__glow { position: absolute; inset: -40px; background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(59,130,246,0.3), rgba(0,229,255,0.2), transparent 70%); filter: blur(40px); z-index: 1; animation: glowPulse 4s ease-in-out infinite; pointer-events: none; }

/* Interface Showcase - Оптимизированный интерфейс */
.interface-showcase { padding: 80px 0; background: linear-gradient(180deg, #FAFBFF 0%, #FFFFFF 100%); position: relative; overflow: hidden; }
.interface-showcase::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(59,130,246,0.3), transparent); }
.interface-showcase__header { margin-bottom: 48px; }
.interface-demo-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; margin-bottom: 64px; }
.interface-demo-grid__left { display: flex; flex-direction: column; gap: 24px; }
.feature-highlight { 
  background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%); 
  backdrop-filter: blur(20px);
  border: 2px solid rgba(59,130,246,0.3); 
  border-radius: 20px; 
  padding: 28px; 
  transition: all .4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 
    0 10px 40px rgba(59,130,246,0.15),
    inset 0 1px 0 rgba(255,255,255,0.2);
}
.feature-highlight::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59,130,246,0.2), transparent);
  transition: left 0.5s;
}
.feature-highlight:hover::before {
  left: 100%;
}
.feature-highlight:hover { 
  border-color: rgba(59,130,246,0.8); 
  transform: translateY(-8px) scale(1.02); 
  box-shadow: 
    0 20px 60px rgba(59,130,246,0.3),
    0 0 0 1px rgba(59,130,246,0.5),
    inset 0 1px 0 rgba(255,255,255,0.3);
  animation: cardPulse 2s ease-in-out infinite;
}
@keyframes cardPulse {
  0%, 100% { box-shadow: 
    0 20px 60px rgba(59,130,246,0.3),
    0 0 0 1px rgba(59,130,246,0.5),
    inset 0 1px 0 rgba(255,255,255,0.3); }
  50% { box-shadow: 
    0 20px 60px rgba(59,130,246,0.5),
    0 0 0 2px rgba(59,130,246,0.8),
    inset 0 1px 0 rgba(255,255,255,0.3); }
}
.feature-highlight__icon { 
  font-size: 48px; 
  margin-bottom: 16px; 
  filter: drop-shadow(0 4px 12px rgba(59,130,246,0.4));
  animation: iconFloat 3s ease-in-out infinite;
  display: inline-block;
}
@keyframes iconFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}
.feature-highlight__title { 
  font-family: Manrope, Inter, system-ui; 
  font-size: 22px; 
  font-weight: 800; 
  margin: 0 0 10px; 
  color: #fff;
  text-shadow: 0 2px 8px rgba(59,130,246,0.3);
}
.feature-highlight__text { 
  margin: 0; 
  font-size: 15px; 
  color: rgba(255,255,255,0.8); 
  line-height: 1.6; 
}
.interface-showcase__screen { position: relative; border-radius: 20px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,0.12); }
.interface-showcase__img { width: 100%; height: auto; display: block; border-radius: 20px; border: 3px solid rgba(59,130,246,0.2); filter: contrast(1.08) saturate(1.1) brightness(1.02) drop-shadow(0 4px 8px rgba(0,0,0,0.1)); image-rendering: -webkit-optimize-contrast; image-rendering: crisp-edges; }
.interface-showcase__glow { position: absolute; inset: -60px; background: radial-gradient(ellipse 70% 50% at 50% 50%, rgba(59,130,246,0.15), rgba(0,229,255,0.12), transparent 70%); filter: blur(60px); z-index: -1; pointer-events: none; }

.integrations { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.integrations__section { background: #fff; border: 2px solid var(--line); border-radius: 20px; padding: 32px; box-shadow: 0 10px 40px rgba(0,0,0,0.05); }
.integrations__title { font-family: Manrope, Inter, system-ui; font-size: 22px; font-weight: 800; margin: 0 0 24px; color: var(--text); }
.integrations__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.integration-item { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 16px 12px; background: linear-gradient(135deg, rgba(59,130,246,0.05), rgba(0,229,255,0.05)); border: 2px solid rgba(59,130,246,0.15); border-radius: 12px; text-align: center; font-weight: 700; font-size: 13px; color: var(--text); transition: all .3s ease; }
.integration-item:hover { background: linear-gradient(135deg, rgba(59,130,246,0.12), rgba(0,229,255,0.12)); border-color: rgba(59,130,246,0.4); transform: translateY(-4px); box-shadow: 0 8px 20px rgba(59,130,246,0.15); }
.integration-item__icon { font-size: 32px; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1)); }
.integration-item--crm { background: linear-gradient(135deg, rgba(168,85,247,0.05), rgba(236,72,153,0.05)); border-color: rgba(168,85,247,0.15); }
.integration-item--crm:hover { background: linear-gradient(135deg, rgba(168,85,247,0.12), rgba(236,72,153,0.12)); border-color: rgba(168,85,247,0.4); box-shadow: 0 8px 20px rgba(168,85,247,0.15); }

/* Pricing - Огонь/неон центральный блок */
.pricing { position: relative; background: linear-gradient(180deg, #F8FAFF 0%, #FFFFFF 40%, #FFFFFF 100%); }
.pricing--fire { isolation: isolate; background: radial-gradient(120% 80% at 50% -10%, rgba(59,130,246,0.22), rgba(6,182,212,0.18), transparent 70%), #FFFFFF; overflow: hidden; }
.pricing--fire::before { content: ""; position: absolute; inset: -20% -10%; z-index: 0; filter: blur(20px); opacity: .95; background: conic-gradient(from 0deg at 50% 10%, rgba(0,229,255,0.3), rgba(59,130,246,0.4), rgba(0,229,255,0.3), rgba(59,130,246,0.4)); animation: swirl 12s linear infinite; }
.pricing--fire::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.85), transparent 40%); pointer-events: none; z-index: 1; }
.pricing--fire .container { position: relative; z-index: 2; }
.pricing__headline { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-bottom: 40px; }
.pricing__headline-start { font-family: Manrope, Inter, system-ui; font-size: 32px; font-weight: 700; color: var(--text); letter-spacing: -0.01em; }
.pricing__headline-super { font-family: Manrope, Inter, system-ui; font-size: 64px; font-weight: 900; color: #0A0E1A; letter-spacing: -0.03em; transform: rotate(-2deg); position: relative; animation: wiggle 4s ease-in-out infinite; padding: 12px 32px; border-radius: 16px; background: linear-gradient(135deg, #FF006E 0%, #FB5607 25%, #FFBE0B 50%, #8338EC 100%); -webkit-background-clip: text; background-clip: text; color: transparent; filter: drop-shadow(0 4px 12px rgba(255,0,110,0.3)); }
.pricing__headline-super::before { content: ""; position: absolute; inset: -4px; border: 4px dashed rgba(255,0,110,0.4); border-radius: 16px; z-index: -1; animation: dashRotate 20s linear infinite; }
@keyframes wiggle { 0%, 100% { transform: rotate(-2deg) translateY(0); } 25% { transform: rotate(1deg) translateY(-4px); } 50% { transform: rotate(-1deg) translateY(0); } 75% { transform: rotate(2deg) translateY(-3px); } }
@keyframes dashRotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.pricing__headline-end { font-family: Manrope, Inter, system-ui; font-size: 36px; font-weight: 700; background: linear-gradient(120deg, var(--primary-bright), var(--accent-bright)); -webkit-background-clip: text; background-clip: text; color: transparent; letter-spacing: -0.01em; }
.particles { position: absolute; inset: 0; z-index: 1; pointer-events: none; overflow: hidden; }
.particles span { position: absolute; width: 4px; height: 4px; background: radial-gradient(circle, rgba(0,229,255,0.8), transparent); border-radius: 50%; animation: particleFloat 8s ease-in-out infinite; box-shadow: 0 0 8px rgba(0,229,255,0.6); }
.particles span:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; }
.particles span:nth-child(2) { left: 30%; top: 40%; animation-delay: 1s; }
.particles span:nth-child(3) { left: 50%; top: 15%; animation-delay: 2s; }
.particles span:nth-child(4) { left: 70%; top: 35%; animation-delay: 1.5s; }
.particles span:nth-child(5) { left: 90%; top: 25%; animation-delay: 0.5s; }
.particles span:nth-child(6) { left: 15%; top: 60%; animation-delay: 2.5s; }
.particles span:nth-child(7) { left: 45%; top: 70%; animation-delay: 1.2s; }
.particles span:nth-child(8) { left: 75%; top: 55%; animation-delay: 3s; }
.particles span:nth-child(9) { left: 25%; top: 80%; animation-delay: 2s; }
.particles span:nth-child(10) { left: 85%; top: 65%; animation-delay: 0.8s; }
@keyframes swirl { to { transform: rotate(360deg); } }
@keyframes particleFloat { 0%, 100% { transform: translateY(0) translateX(0) scale(1); opacity: 0.6; } 50% { transform: translateY(-30px) translateX(20px) scale(1.5); opacity: 1; } }
.pricing__cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--grid-gap); margin-top: 24px; position: relative; z-index: 1; }
.billing-switch { display: inline-flex; background: #FFFFFF; border: 2px solid var(--line); border-radius: 9999px; padding: 4px; gap: 4px; margin: 12px auto 0; position: relative; left: 50%; transform: translateX(-50%); box-shadow: 0 6px 20px rgba(59,130,246,0.12); }
.billing-switch__btn { border: 0; background: transparent; color: var(--muted); padding: 8px 14px; border-radius: 9999px; font-weight: 800; cursor: pointer; }
.billing-switch__btn.is-active { background: linear-gradient(120deg, var(--primary-bright), var(--accent-bright)); color: #fff; box-shadow: 0 8px 18px rgba(59,130,246,0.25); }
.billing-switch .save { background: rgba(16,185,129,0.1); color: #059669; padding: 2px 6px; border-radius: 9999px; margin-left: 6px; font-weight: 700; }
.card { background: rgba(255,255,255,0.9); backdrop-filter: blur(20px); border: 2px solid rgba(255,255,255,0.5); border-radius: 24px; box-shadow: 0 20px 60px rgba(0,0,0,0.08); padding: 32px; position: relative; overflow: visible; transition: all .4s cubic-bezier(0.34, 1.56, 0.64, 1); }
.card::before { content: ""; position: absolute; inset: -2px; background: linear-gradient(135deg, rgba(203,213,225,0.3), rgba(226,232,240,0.3)); border-radius: 24px; z-index: -1; opacity: 0; transition: opacity .4s ease; }
.card:hover { transform: translateY(-12px) scale(1.02); box-shadow: 0 30px 80px rgba(0,0,0,0.12); }
.card:hover::before { opacity: 1; }
.card--highlight { 
  background: linear-gradient(135deg, rgba(59,130,246,0.08) 0%, rgba(0,229,255,0.08) 100%);
  border: 3px solid transparent;
  background-clip: padding-box;
  position: relative;
  transform: scale(1.05);
}
.card--highlight::before { 
  content: ""; 
  position: absolute; 
  inset: -3px; 
  background: linear-gradient(135deg, #3B82F6, #06B6D4, #3B82F6); 
  background-size: 200% 200%;
  border-radius: 24px; 
  z-index: -1; 
  animation: borderFlow 4s ease-in-out infinite;
}
.card--highlight::after {
  content: "";
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle at 50% 0%, rgba(59,130,246,0.2), transparent 60%);
  filter: blur(30px);
  z-index: -2;
  animation: glowPulse 3s ease-in-out infinite;
}
@keyframes borderFlow { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
.card--highlight:hover { transform: translateY(-16px) scale(1.06); box-shadow: 0 40px 100px rgba(59,130,246,0.3); }
.card--highlight::before {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary-bright), var(--accent-bright), var(--primary-bright));
  background-size: 200% 200%;
  opacity: 0.4;
  filter: blur(12px);
  z-index: -1;
  animation: glowPulse 3s ease-in-out infinite, fireGradient 6s ease-in-out infinite;
}
.card--highlight::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(59,130,246,0.25) 0%, rgba(0,229,255,0.2) 40%, transparent 70%);
  animation: rotateGlow 10s linear infinite;
  pointer-events: none;
}
.card__mega-badge { position: absolute; top: -16px; left: 50%; transform: translateX(-50%); background: linear-gradient(120deg, #FF006E, #FB5607, #FFBE0B); background-size: 200% 200%; color: #fff; padding: 10px 24px; border-radius: 9999px; font-weight: 900; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; box-shadow: 0 12px 32px rgba(255,0,110,0.5), 0 0 40px rgba(255,0,110,0.4); z-index: 10; animation: megaBadgePulse 2.5s ease-in-out infinite, fireGradient 3s ease-in-out infinite; white-space: nowrap; border: 2px solid rgba(255,255,255,0.3); }
@keyframes megaBadgePulse { 0%, 100% { transform: translateX(-50%) scale(1) rotate(0deg); box-shadow: 0 12px 32px rgba(255,0,110,0.5), 0 0 40px rgba(255,0,110,0.4); } 50% { transform: translateX(-50%) scale(1.08) rotate(-2deg); box-shadow: 0 16px 40px rgba(255,0,110,0.7), 0 0 60px rgba(255,0,110,0.6); } }
@keyframes fireGradient {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.02); }
}
@keyframes rotateGlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.channels-icons { display: flex; gap: 16px; justify-content: center; margin: 20px 0 16px; }
.channel-icon { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; font-size: 28px; background: linear-gradient(135deg, rgba(59,130,246,0.12), rgba(0,229,255,0.12)); border: 3px solid rgba(59,130,246,0.25); border-radius: 16px; box-shadow: 0 8px 20px rgba(59,130,246,0.15); transition: all .4s cubic-bezier(0.34, 1.56, 0.64, 1); position: relative; overflow: hidden; }
.channel-icon::before { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(255,255,255,0.3), transparent); opacity: 0; transition: opacity .4s ease; }
.channel-icon:nth-child(1) { animation: iconFloat 4s ease-in-out infinite 0s; }
.channel-icon:nth-child(2) { animation: iconFloat 4s ease-in-out infinite 0.4s; }
.channel-icon:nth-child(3) { animation: iconFloat 4s ease-in-out infinite 0.8s; }
.channel-icon--muted { background: linear-gradient(135deg, rgba(148,163,184,0.12), rgba(203,213,225,0.12)); border-color: rgba(148,163,184,0.3); box-shadow: 0 8px 20px rgba(148,163,184,0.12); }
.channel-icon:hover { transform: translateY(-8px) scale(1.15) rotate(5deg); border-color: rgba(59,130,246,0.6); box-shadow: 0 16px 40px rgba(59,130,246,0.3); }
.channel-icon:hover::before { opacity: 1; }
@keyframes iconFloat { 0%, 100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-8px) rotate(-3deg); } }
.channels { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 14px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 9999px; background: linear-gradient(120deg, rgba(59,130,246,0.15), rgba(6,182,212,0.15)); color: var(--primary-bright); font-weight: 800; font-size: 12px; }
.chip--glow { background: linear-gradient(120deg, rgba(59,130,246,0.2), rgba(0,229,255,0.2)); box-shadow: 0 4px 12px rgba(59,130,246,0.3), 0 0 20px rgba(59,130,246,0.2); animation: chipGlow 2s ease-in-out infinite; }
.chip--glass { background: rgba(255,255,255,0.75); border: 1px solid var(--line); color: var(--muted); font-weight: 700; }
@keyframes chipGlow { 0%, 100% { box-shadow: 0 4px 12px rgba(59,130,246,0.3), 0 0 20px rgba(59,130,246,0.2); } 50% { box-shadow: 0 6px 18px rgba(59,130,246,0.45), 0 0 30px rgba(59,130,246,0.35); } }
.card__title { margin: 16px 0 12px; font-weight: 800; font-size: 24px; color: var(--text); letter-spacing: -0.01em; }
.card__channels { margin: 0 0 12px; color: var(--muted); font-weight: 700; font-size: 16px; letter-spacing: 0.3px; }
.price-wrapper { position: relative; margin: 16px 0; padding: 20px; background: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(0,229,255,0.1)); border: 2px solid rgba(59,130,246,0.4); border-radius: var(--radius); box-shadow: 0 0 30px rgba(59,130,246,0.2), inset 0 0 20px rgba(59,130,246,0.1); animation: priceWrapperGlow 3s ease-in-out infinite; }
.price-wrapper::before { content: ""; position: absolute; inset: -2px; border-radius: var(--radius); background: linear-gradient(135deg, rgba(59,130,246,0.8), rgba(0,229,255,0.8), rgba(59,130,246,0.8)); background-size: 200% 200%; animation: fireGradient 4s ease-in-out infinite; z-index: -1; filter: blur(10px); opacity: 0.5; }
@keyframes priceWrapperGlow { 0%, 100% { box-shadow: 0 0 30px rgba(59,130,246,0.2), inset 0 0 20px rgba(59,130,246,0.1); } 50% { box-shadow: 0 0 50px rgba(59,130,246,0.35), 0 0 70px rgba(0,229,255,0.2), inset 0 0 35px rgba(59,130,246,0.15); } }
.price { margin: 0; font-size: 38px; font-weight: 800; color: var(--primary-bright); text-shadow: 0 2px 12px rgba(59,130,246,0.4); letter-spacing: -0.5px; }
.list { margin: 0 0 16px; padding-left: 18px; }
.list--check { list-style: none; padding: 0; }
.list--check li { position: relative; padding-left: 26px; margin: 10px 0; }
.list--check li:before { content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px; border-radius: 4px; background: linear-gradient(120deg, var(--primary-bright), var(--accent-bright)); mask: url('data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%2220%22 height=%2220%22 viewBox=%220 0 24 24%22 fill=%22none%22 stroke=%22white%22 stroke-width=%223%22 stroke-linecap=%22round%22 stroke-linejoin=%22round%22%3E%3Cpolyline points=%2220 6 9 17 4 12%22/%3E%3C/svg%3E') no-repeat center / 14px; }
.pricing__note { margin-top: 16px; padding: 14px 16px; border-radius: var(--radius); display: inline-flex; align-items: center; gap: 8px; color: var(--muted); }
.pricing__note .icon { font-weight: 700; }

/* ХАЙ-ТЕК 3D КАРТОЧКИ ТАРИФОВ */
.pricing-3d { padding: 80px 0; background: linear-gradient(180deg, #0A0E1A 0%, #0F1425 100%); position: relative; overflow: hidden; }
.pricing-3d__bg { position: absolute; inset: 0; background: radial-gradient(800px 600px at 30% 40%, rgba(59,130,246,0.12), transparent 60%), radial-gradient(600px 600px at 80% 70%, rgba(16,185,129,0.08), transparent 60%); pointer-events: none; }
.pricing-3d__bg::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px); background-size: 40px 40px; opacity: 0.4; }

/* Заголовок */
.pricing-3d__header { text-align: center; margin-bottom: 56px; position: relative; z-index: 2; }
.pricing-3d__badge { display: inline-block; background: rgba(16,185,129,0.15); border: 1px solid rgba(16,185,129,0.4); color: #34D399; font-size: 12px; font-weight: 900; letter-spacing: 2px; padding: 8px 16px; border-radius: 8px; margin-bottom: 16px; text-transform: uppercase; }
.pricing-3d__title { font-family: Manrope, Inter, system-ui; font-size: 40px; font-weight: 800; color: #fff; margin: 0; letter-spacing: -0.02em; }

/* Контейнер карточек с эффектом наложения */
.pricing-cards-3d { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; max-width: 1100px; margin: 0 auto; position: relative; perspective: 1000px; }

/* 3D Карточки */
.card-3d { position: relative; transform-style: preserve-3d; transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1); }
.card-3d:first-child { transform: translateX(20px) rotate(-2deg); z-index: 1; }
.card-3d:last-child { transform: translateX(-20px) rotate(2deg); z-index: 2; }
.card-3d:hover { transform: translateY(-20px) scale(1.05) rotate(0deg) !important; z-index: 10; }
.card-3d--premium { transform: translateX(-20px) rotate(2deg) scale(1.08); }

.card-3d__glow { position: absolute; inset: -80px; filter: blur(80px); z-index: -1; pointer-events: none; opacity: 0.6; transition: opacity 0.5s ease; }
.card-3d:hover .card-3d__glow { opacity: 1; }
.card-3d__glow--blue { background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(59,130,246,0.4), transparent 70%); }
.card-3d__glow--green { background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(16,185,129,0.5), transparent 70%); }

.card-3d__star { position: absolute; top: -12px; right: 20px; font-size: 36px; z-index: 10; animation: starPulse 3s ease-in-out infinite; filter: drop-shadow(0 0 12px rgba(16,185,129,0.6)); }
@keyframes starPulse { 0%, 100% { transform: scale(1) rotate(0deg); } 50% { transform: scale(1.15) rotate(12deg); } }

.card-3d__inner { background: rgba(10,14,26,0.92); backdrop-filter: blur(24px); border: 2px solid rgba(255,255,255,0.1); border-radius: 24px; padding: 40px; box-shadow: 0 40px 100px rgba(0,0,0,0.6), 0 20px 60px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.1), inset 0 -1px 0 rgba(0,0,0,0.5); position: relative; overflow: hidden; }
.card-3d__inner::before { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(59,130,246,0.03), rgba(16,185,129,0.03)); pointer-events: none; }
.card-3d--premium .card-3d__inner { border-color: rgba(16,185,129,0.3); box-shadow: 0 40px 100px rgba(16,185,129,0.3), 0 20px 60px rgba(0,0,0,0.5), inset 0 1px 0 rgba(16,185,129,0.2), inset 0 -1px 0 rgba(0,0,0,0.5); }

.card-3d__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; padding-bottom: 20px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.card-3d__label { font-size: 13px; font-weight: 900; color: rgba(255,255,255,0.6); letter-spacing: 1.5px; text-transform: uppercase; }
.card-3d__price { font-family: Manrope, Inter, system-ui; font-size: 44px; font-weight: 900; color: #fff; letter-spacing: -0.03em; text-shadow: 0 2px 20px rgba(59,130,246,0.4); }
.card-3d__price span { font-size: 16px; font-weight: 600; color: rgba(255,255,255,0.5); margin-left: 4px; }
.card-3d__price--premium { background: linear-gradient(135deg, #fff, #10B981); -webkit-background-clip: text; background-clip: text; color: transparent; text-shadow: 0 2px 20px rgba(16,185,129,0.5); }

.card-3d__highlight { background: linear-gradient(120deg, #FF006E, #FB5607); color: #fff; font-size: 13px; font-weight: 800; padding: 10px 16px; border-radius: 10px; margin-bottom: 20px; display: inline-block; box-shadow: 0 8px 24px rgba(255,0,110,0.4), inset 0 1px 0 rgba(255,255,255,0.3); }

.card-3d__channels { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; }
.card-3d__ch { background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.25); color: rgba(255,255,255,0.9); font-size: 15px; font-weight: 700; padding: 14px 18px; border-radius: 12px; transition: all 0.3s ease; display: flex; align-items: center; gap: 10px; box-shadow: inset 0 1px 0 rgba(255,255,255,0.05); }
.card-3d__ch:hover { background: rgba(59,130,246,0.18); border-color: rgba(59,130,246,0.4); transform: translateX(6px); box-shadow: 0 4px 16px rgba(59,130,246,0.2), inset 0 1px 0 rgba(255,255,255,0.1); }
.card-3d__ch--premium { background: rgba(16,185,129,0.12); border-color: rgba(16,185,129,0.3); color: #34D399; }
.card-3d__ch--premium:hover { background: rgba(16,185,129,0.2); border-color: rgba(16,185,129,0.5); box-shadow: 0 4px 16px rgba(16,185,129,0.3), inset 0 1px 0 rgba(255,255,255,0.1); }

.card-3d__divider { height: 1px; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent); margin: 24px 0; }

.card-3d__features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.card-3d__feature { display: flex; align-items: center; gap: 12px; font-size: 14px; color: rgba(255,255,255,0.85); font-weight: 600; }
.card-3d__icon { font-size: 20px; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.06); border-radius: 8px; flex-shrink: 0; }

.card-3d__btn { display: block; background: linear-gradient(120deg, rgba(59,130,246,0.9), rgba(0,229,255,0.9)); border: 1px solid rgba(59,130,246,0.5); color: #fff; font-size: 17px; font-weight: 800; padding: 16px; border-radius: 14px; text-align: center; text-decoration: none; transition: all 0.3s ease; box-shadow: 0 12px 32px rgba(59,130,246,0.4), inset 0 1px 0 rgba(255,255,255,0.2); position: relative; overflow: hidden; }
.card-3d__btn::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(255,255,255,0.1), transparent); opacity: 0; transition: opacity 0.3s ease; }
.card-3d__btn:hover { background: linear-gradient(120deg, rgba(59,130,246,1), rgba(0,229,255,1)); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(59,130,246,0.6), inset 0 1px 0 rgba(255,255,255,0.3); }
.card-3d__btn:hover::before { opacity: 1; }
.card-3d__btn--premium { background: linear-gradient(120deg, #059669, #10B981); border-color: rgba(16,185,129,0.5); box-shadow: 0 12px 32px rgba(16,185,129,0.4), inset 0 1px 0 rgba(255,255,255,0.2); }
.card-3d__btn--premium:hover { background: linear-gradient(120deg, #047857, #059669); box-shadow: 0 16px 40px rgba(16,185,129,0.7), inset 0 1px 0 rgba(255,255,255,0.3); }

.pricing-3d__note { text-align: center; margin-top: 48px; font-size: 16px; color: rgba(255,255,255,0.7); font-weight: 600; position: relative; z-index: 2; background: rgba(16,185,129,0.08); padding: 16px 32px; border-radius: 12px; border: 1px solid rgba(16,185,129,0.25); display: inline-block; left: 50%; transform: translateX(-50%); }

/* ТЕСТОВЫЙ ИНТЕРФЕЙС - HTML/CSS имитация (стили как в AI-блоке) */
.test-interface { padding: 80px 0; background: linear-gradient(180deg, #0B1120 0%, #1A1F35 100%); position: relative; overflow: hidden; }
.test-interface::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(0,229,255,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(0,229,255,0.05) 1px, transparent 1px); background-size: 40px 40px; opacity: 0.3; pointer-events: none; }
.test-interface h2 { color: #fff !important; position: relative; z-index: 2; }
.test-interface-grid { display: grid; grid-template-columns: .6fr 1.4fr; gap: 48px; align-items: center; position: relative; z-index: 2; }
.test-interface-grid__left { display: flex; flex-direction: column; gap: 24px; }
.test-interface-grid__right { position: relative; }
.mock-interface { display: grid; grid-template-columns: 200px 2fr 1fr; height: 680px; background: rgba(255,255,255,0.05); backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.1); border-radius: 16px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.1); position: relative; transform: rotate(2deg); }
.mock-interface::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(0,229,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(0,229,255,0.03) 1px, transparent 1px); background-size: 40px 40px; opacity: 0.4; animation: gridMove 20s linear infinite; pointer-events: none; z-index: 0; }
@keyframes gridMove { from { transform: translateY(0); } to { transform: translateY(40px); } }

/* Левая колонка - контакты */
.mock-sidebar { background: rgba(255,255,255,0.03); border-right: 1px solid rgba(255,255,255,0.1); display: flex; flex-direction: column; position: relative; z-index: 1; }
.mock-logo { padding: 12px; font-size: 11px; font-weight: 800; color: #3B82F6; border-bottom: 1px solid rgba(255,255,255,0.1); }
.mock-contacts { flex: 1; overflow-y: auto; }
.mock-contact { display: flex; align-items: center; gap: 6px; padding: 6px 10px; cursor: pointer; transition: all 0.2s; border-bottom: 1px solid rgba(255,255,255,0.05); }
.mock-contact:hover { background: rgba(255,255,255,0.08); }
.mock-contact--active { background: rgba(59,130,246,0.15); }
.mock-contact__avatar { width: 24px; height: 24px; border-radius: 50%; flex-shrink: 0; object-fit: cover; border: 1px solid rgba(255,255,255,0.2); }
.mock-contact__info { flex: 1; min-width: 0; }
.mock-contact__name { font-size: 10px; font-weight: 600; color: rgba(255,255,255,0.95); margin-bottom: 2px; display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.mock-contact__channel { width: 9px; height: 9px; flex-shrink: 0; }
.mock-contact__channel--max { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; border-radius: 2px; padding: 1px 2px; font-weight: 700; font-size: 7px; display: inline-block; }
.mock-contact__message { font-size: 9px; color: rgba(255,255,255,0.5); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mock-contact__meta { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.mock-contact__time { font-size: 8px; color: rgba(255,255,255,0.4); }
.mock-contact__badge { background: #F44336; color: #fff; font-size: 8px; font-weight: 700; padding: 1px 4px; border-radius: 6px; min-width: 14px; text-align: center; }

/* Центральная колонка - чат */
.mock-chat { display: flex; flex-direction: column; background: rgba(255,255,255,0.02); border-right: 1px solid rgba(255,255,255,0.1); position: relative; z-index: 1; }
.mock-chat__header { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; background: rgba(255,255,255,0.05); border-bottom: 1px solid rgba(255,255,255,0.1); }
.mock-chat__user-name { font-size: 11px; font-weight: 700; color: #fff; margin-bottom: 2px; }
.mock-chat__user-phone { font-size: 9px; color: rgba(255,255,255,0.6); }
.mock-chat__deal-btn { background: linear-gradient(120deg, #059669, #10B981); color: #fff; border: none; padding: 5px 12px; border-radius: 6px; font-size: 10px; font-weight: 700; cursor: pointer; box-shadow: 0 2px 8px rgba(16,185,129,0.3); }
.mock-chat__messages { flex: 1; padding: 12px; overflow-y: auto; display: flex; flex-direction: column; gap: 8px; }
.mock-msg { display: flex; flex-direction: column; max-width: 75%; }
.mock-msg--in { align-items: flex-start; }
.mock-msg--out { align-items: flex-end; align-self: flex-end; }
.mock-msg__bubble { background: rgba(255,255,255,0.12); padding: 7px 10px; border-radius: 10px; font-size: 10px; color: rgba(255,255,255,0.95); line-height: 1.4; }
.mock-msg--out .mock-msg__bubble { background: rgba(16,185,129,0.25); }
.mock-msg__time { font-size: 8px; color: rgba(255,255,255,0.4); margin-top: 2px; padding: 0 3px; }
.mock-chat__input { display: flex; gap: 8px; padding: 10px 12px; background: rgba(255,255,255,0.05); border-top: 1px solid rgba(255,255,255,0.1); }
.mock-chat__input input { flex: 1; border: 1px solid rgba(255,255,255,0.15); border-radius: 14px; padding: 6px 10px; font-size: 10px; outline: none; background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.8); }
.mock-chat__input input::placeholder { color: rgba(255,255,255,0.4); }
.mock-chat__send { background: #3B82F6; border: none; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0; box-shadow: 0 2px 8px rgba(59,130,246,0.4); }
.mock-chat__send svg { width: 14px; height: 14px; }

/* Правая колонка - анализ */
.mock-analysis { background: rgba(255,255,255,0.03); padding: 12px; overflow-y: auto; position: relative; z-index: 1; }
.mock-analysis__header { font-size: 11px; font-weight: 700; color: #fff; margin-bottom: 10px; }
.mock-analysis__card { background: rgba(30,41,59,0.8); backdrop-filter: blur(12px); border-radius: 8px; padding: 8px; margin-bottom: 8px; border-left: 3px solid rgba(255,255,255,0.2); }
.mock-analysis__card--green { border-left-color: #10B981; background: rgba(6,78,59,0.6); }
.mock-analysis__card--yellow { border-left-color: #FFC107; background: rgba(120,53,15,0.6); }
.mock-analysis__card--blue { border-left-color: #3B82F6; background: rgba(30,58,138,0.6); }
.mock-analysis__card--orange { border-left-color: #FF9800; background: rgba(124,45,18,0.6); }
.mock-analysis__stage { font-size: 9px; font-weight: 700; color: #93C5FD; margin-bottom: 6px; }
.mock-analysis__good { margin-bottom: 6px; }
.mock-analysis__good strong { font-size: 9px; color: #6EE7B7; display: block; margin-bottom: 4px; font-weight: 700; }
.mock-analysis__good p { font-size: 9px; color: #F3F4F6; line-height: 1.3; margin: 0; }
.mock-analysis__rec strong { font-size: 9px; color: #FCD34D; display: block; margin-bottom: 4px; font-weight: 700; }
.mock-analysis__rec p { font-size: 9px; color: #F3F4F6; line-height: 1.3; margin: 0; }

/* AI Section - Новинка нейросеть */
.ai-section { position: relative; background: linear-gradient(180deg, #0B1120 0%, #1A1F35 100%); color: #fff; padding: 80px 0; overflow: hidden; }
.ai-section__bg { position: absolute; inset: 0; pointer-events: none; }
.ai-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(0,229,255,0.1) 1px, transparent 1px), linear-gradient(90deg, rgba(0,229,255,0.1) 1px, transparent 1px); background-size: 50px 50px; opacity: 0.3; animation: gridMove 20s linear infinite; }
@keyframes gridMove { from { transform: translateY(0); } to { transform: translateY(50px); } }
.ai-badge { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 9999px; background: linear-gradient(120deg, rgba(168,85,247,0.2), rgba(236,72,153,0.2)); border: 2px solid rgba(168,85,247,0.5); color: #E9D5FF; font-weight: 800; font-size: 16px; margin: 0 auto 24px; position: relative; left: 50%; transform: translateX(-50%); box-shadow: 0 0 30px rgba(168,85,247,0.4), 0 8px 20px rgba(168,85,247,0.3); animation: badgePulse 3s ease-in-out infinite; }
@keyframes badgePulse { 0%, 100% { box-shadow: 0 0 30px rgba(168,85,247,0.4), 0 8px 20px rgba(168,85,247,0.3); } 50% { box-shadow: 0 0 45px rgba(168,85,247,0.6), 0 12px 30px rgba(168,85,247,0.5); } }
.ai-section .section__title { color: #fff; margin-bottom: 16px; }
.section__subtitle { font-size: 18px; color: rgba(255,255,255,0.85); max-width: 800px; margin: 0 auto 48px; line-height: 1.6; font-weight: 500; }

.ai-demo { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; margin-bottom: 64px; position: relative; z-index: 2; }
.ai-demo__left, .ai-demo__right { position: relative; }

.chat-interface { border-radius: var(--radius-lg); overflow: hidden; background: rgba(255,255,255,0.08); backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.15); box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.chat-interface__header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; background: rgba(255,255,255,0.05); border-bottom: 1px solid rgba(255,255,255,0.1); }
.chat-interface__user { display: flex; align-items: center; gap: 12px; }
.avatar { width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(135deg, #A855F7, #EC4899); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 14px; color: #fff; }
.chat-interface__name { font-weight: 700; color: #fff; margin-bottom: 2px; }
.chat-interface__phone { font-size: 13px; color: rgba(255,255,255,0.6); }
.btn--sm { padding: 6px 12px; font-size: 13px; }
.chat-interface__messages { padding: 20px; max-height: 480px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; }
.msg { display: flex; flex-direction: column; gap: 4px; }
.msg--in { align-items: flex-start; }
.msg--out { align-items: flex-end; }
.msg__bubble { max-width: 75%; padding: 12px 16px; border-radius: 16px; font-size: 15px; line-height: 1.5; }
.msg--in .msg__bubble { background: rgba(255,255,255,0.12); color: #fff; }
.msg--out .msg__bubble { background: linear-gradient(120deg, #3B82F6, #06B6D4); color: #fff; }
.msg__time { font-size: 12px; color: rgba(255,255,255,0.5); padding: 0 4px; }

.ai-analysis { display: flex; flex-direction: column; gap: 16px; max-height: 560px; overflow-y: auto; padding-right: 8px; }
.ai-analysis::-webkit-scrollbar { width: 6px; }
.ai-analysis::-webkit-scrollbar-track { background: rgba(255,255,255,0.05); border-radius: 9999px; }
.ai-analysis::-webkit-scrollbar-thumb { background: rgba(168,85,247,0.5); border-radius: 9999px; }
.analysis-card { background: rgba(255,255,255,0.08); backdrop-filter: blur(12px); border: 2px solid rgba(255,255,255,0.15); border-radius: var(--radius); padding: 16px; transition: all .3s ease; }
.analysis-card:hover { transform: translateX(4px); border-color: rgba(168,85,247,0.5); box-shadow: 0 8px 24px rgba(168,85,247,0.2); }
.analysis-card--success { border-left: 4px solid #10B981; }
.analysis-card--warning { border-left: 4px solid #F59E0B; }
.analysis-card--info { border-left: 4px solid #3B82F6; }
.analysis-card--danger { border-left: 4px solid #EF4444; }
.analysis-card__header { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.analysis-icon { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; background: rgba(16,185,129,0.2); font-size: 14px; }
.analysis-icon--warn { background: rgba(245,158,11,0.2); }
.analysis-icon--info { background: rgba(59,130,246,0.2); }
.analysis-icon--danger { background: rgba(239,68,68,0.2); }
.analysis-card__header strong { color: #fff; font-size: 15px; }
.analysis-card__body { margin-bottom: 12px; }
.analysis-label { font-size: 13px; color: rgba(255,255,255,0.7); margin-bottom: 6px; font-weight: 600; }
.analysis-card__body p:last-child { font-size: 14px; color: rgba(255,255,255,0.9); line-height: 1.5; margin: 0; }
.analysis-card__footer { padding-top: 12px; border-top: 1px solid rgba(255,255,255,0.1); }
.analysis-card__footer p { margin: 6px 0 0; font-size: 13px; color: rgba(255,255,255,0.8); line-height: 1.4; }
.chip--success { background: rgba(16,185,129,0.15); color: #6EE7B7; border: 1px solid rgba(16,185,129,0.3); }
.chip--warning { background: rgba(245,158,11,0.15); color: #FCD34D; border: 1px solid rgba(245,158,11,0.3); }
.chip--info { background: rgba(59,130,246,0.15); color: #93C5FD; border: 1px solid rgba(59,130,246,0.3); }
.chip--danger { background: rgba(239,68,68,0.15); color: #FCA5A5; border: 1px solid rgba(239,68,68,0.3); }

.ai-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.ai-feature { background: rgba(255,255,255,0.05); backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius); padding: 24px; transition: all .3s ease; }
.ai-feature:hover { transform: translateY(-4px); background: rgba(255,255,255,0.08); border-color: rgba(168,85,247,0.4); box-shadow: 0 12px 32px rgba(168,85,247,0.2); }
.ai-feature__icon { font-size: 32px; margin-bottom: 12px; display: block; filter: drop-shadow(0 4px 8px rgba(168,85,247,0.3)); }
.ai-feature__title { margin: 0 0 8px; font-size: 18px; font-weight: 800; color: #fff; }
.ai-feature__text { margin: 0; font-size: 15px; color: rgba(255,255,255,0.75); line-height: 1.6; }

/* Features */
.features { padding-top: 48px; position: relative; }
.features--unified { background: linear-gradient(180deg, #FAFBFF 0%, #FFFFFF 100%); overflow: hidden; position: relative; }
.features--modern { background: linear-gradient(180deg, #FAFBFF 0%, #F8FAFC 100%); }
.features__bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.features__grid-bg { position: absolute; inset: 0; background-image: 
  linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
  linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
  background-size: 50px 50px; opacity: 0.5; }
.features__circle { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.25; animation: circleFloat 20s ease-in-out infinite; }
.features__circle--1 { width: 600px; height: 600px; background: radial-gradient(circle, rgba(59,130,246,0.4), rgba(0,229,255,0.3)); top: -200px; left: -150px; animation-delay: 0s; }
.features__circle--2 { width: 500px; height: 500px; background: radial-gradient(circle, rgba(168,85,247,0.35), rgba(236,72,153,0.3)); bottom: -150px; right: -100px; animation-delay: 5s; }
@keyframes circleFloat { 0%, 100% { transform: translate(0, 0) scale(1); } 33% { transform: translate(30px, -40px) scale(1.05); } 66% { transform: translate(-20px, 30px) scale(0.95); } }
.cta-block { text-align: center; margin-top: 56px; padding: 48px 0; position: relative; }
.cta-block::before { content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 60%; height: 2px; background: linear-gradient(90deg, transparent, rgba(59,130,246,0.3), transparent); }
.btn--mega { padding: 20px 48px; font-size: 20px; font-weight: 800; box-shadow: 0 12px 40px rgba(59,130,246,0.4), 0 0 60px rgba(0,229,255,0.2); animation: megaButtonPulse 3s ease-in-out infinite; }
.btn--mega:hover { transform: translateY(-4px) scale(1.05); box-shadow: 0 16px 50px rgba(59,130,246,0.5), 0 0 80px rgba(0,229,255,0.3); }
@keyframes megaButtonPulse { 0%, 100% { box-shadow: 0 12px 40px rgba(59,130,246,0.4), 0 0 60px rgba(0,229,255,0.2); } 50% { box-shadow: 0 16px 50px rgba(59,130,246,0.5), 0 0 80px rgba(0,229,255,0.3); } }
.cta-note { margin-top: 16px; font-size: 16px; color: var(--muted); font-weight: 600; }
.features__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--grid-gap); margin-bottom: 48px; position: relative; z-index: 2; }
.feature { 
  background: linear-gradient(135deg, rgba(255,255,255,0.9), rgba(255,255,255,0.7));
  backdrop-filter: blur(10px);
  border: 2px solid rgba(59,130,246,0.15); 
  border-radius: 16px; 
  padding: 24px; 
  transition: all .4s cubic-bezier(0.4, 0, 0.2, 1); 
  position: relative; 
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(59,130,246,0.08);
}
.feature::before { 
  content: ""; 
  position: absolute; 
  top: 0; 
  left: -100%; 
  width: 100%; 
  height: 100%; 
  background: linear-gradient(90deg, transparent, rgba(59,130,246,0.1), transparent); 
  transition: left 0.5s; 
}
.feature:hover::before { 
  left: 100%; 
}
.feature::after { 
  content: ""; 
  position: absolute; 
  inset: 0; 
  border-radius: 16px; 
  padding: 2px; 
  background: linear-gradient(135deg, rgba(59,130,246,0.6), rgba(0,229,255,0.6)); 
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0); 
  -webkit-mask-composite: xor; 
  mask-composite: exclude; 
  opacity: 0; 
  transition: opacity .4s; 
}
.feature:hover { 
  transform: translateY(-8px) scale(1.02); 
  border-color: rgba(59,130,246,0.3); 
  box-shadow: 
    0 16px 40px rgba(59,130,246,0.2),
    0 0 0 1px rgba(59,130,246,0.1),
    inset 0 1px 0 rgba(255,255,255,0.9);
}
.feature:hover::after { 
  opacity: 1; 
}
.feature:nth-child(even):hover { 
  transform: translateY(-8px) scale(1.02) rotate(1deg); 
}
.feature:nth-child(odd):hover { 
  transform: translateY(-8px) scale(1.02) rotate(-1deg); 
}
.feature__icon { 
  font-size: 32px; 
  background: linear-gradient(120deg, var(--primary-bright), var(--accent-bright)); 
  -webkit-background-clip: text; 
  background-clip: text; 
  color: transparent; 
  margin-bottom: 14px; 
  display: block; 
  filter: drop-shadow(0 3px 6px rgba(59,130,246,0.3));
  animation: iconFloat 3s ease-in-out infinite;
}
.feature__title { 
  margin: 0 0 10px; 
  font-size: 17px; 
  font-weight: 800; 
  color: var(--text); 
  line-height: 1.3;
}
.feature__text { 
  margin: 0; 
  color: var(--muted); 
  font-size: 14px; 
  font-weight: 500; 
  line-height: 1.6; 
}

/* Automation */
.automation__inner { display: grid; grid-template-columns: 1fr 1fr; gap: var(--grid-gap); align-items: start; padding-top: 24px; border-top: 2px solid var(--line); }
.list--icons { list-style: none; padding: 0; }
.list--icons li { margin: 10px 0; padding-left: 26px; position: relative; }
.list--icons li::before { content: ""; position: absolute; left: 0; top: 8px; width: 16px; height: 16px; border-radius: 4px; background: linear-gradient(120deg, var(--primary-bright), var(--accent-bright)); opacity: .9; }
.demo { border-radius: var(--radius-lg); padding: 0; overflow: hidden; }
.demo__header { display: flex; align-items: center; gap: 6px; padding: 10px 12px; border-bottom: 1px solid var(--line); font-weight: 600; color: var(--muted); }
.demo__header .dot { width: 8px; height: 8px; background: #CBD5E1; border-radius: 50%; }
.demo__body { display: grid; grid-template-columns: 1.1fr .9fr; gap: 12px; padding: 12px; }
.demo__chat, .demo__deal { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; }
.bubble { font-size: 14px; padding: 10px 12px; border-radius: 12px; margin: 8px 0; display: inline-block; }
.bubble.in { background: #F1F5F9; }
.bubble.out { color: #fff; background: linear-gradient(120deg, var(--primary-bright), var(--accent-bright)); }
.deal__title { font-weight: 700; margin-bottom: 8px; }
.deal__row { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; border-top: 1px dashed var(--line); font-size: 14px; }
.deal__row span { color: var(--muted); }

/* Footer */
.footer { 
  background: linear-gradient(180deg, #0B1120 0%, #1A1F35 100%); 
  border-top: 2px solid rgba(59,130,246,0.2); 
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(0,229,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.3;
  pointer-events: none;
}
.footer__inner { 
  display: grid; 
  grid-template-columns: 2fr 1fr 1fr 1fr; 
  gap: var(--grid-gap); 
  padding: 32px 0;
  position: relative;
  z-index: 2;
}
.footer__col h4 { 
  margin: 0 0 20px; 
  font-size: 16px; 
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; }
.footer__col a { 
  color: rgba(255,255,255,0.7); 
  text-decoration: none; 
  transition: all 0.3s ease;
  display: inline-block;
}
.footer a:hover { 
  color: var(--primary-bright); 
  text-decoration: none;
  transform: translateX(4px);
}
.footer__col a:hover { 
  color: #fff; 
  font-weight: 600;
}
.footer__legal { 
  border-top: 1px solid rgba(255,255,255,0.1); 
  padding: 12px 0 32px; 
  color: rgba(255,255,255,0.5); 
  font-size: 14px;
}
.muted { color: var(--muted); }

/* Utilities */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* Responsive */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: 32px; }
  .hero__art--real { order: -1; }
  .features__grid { grid-template-columns: repeat(3, 1fr); }
  .automation__inner { grid-template-columns: 1fr; }
  .ai-demo { grid-template-columns: 1fr; }
  .ai-features { grid-template-columns: repeat(2, 1fr); }
  .integrations { grid-template-columns: 1fr; gap: 32px; }
  .integrations__grid { grid-template-columns: repeat(3, 1fr); }
  .interface-demo-grid { grid-template-columns: 1fr; gap: 32px; }
  .interface-demo-grid__right { order: -1; }
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .hero { padding-top: 32px; padding-bottom: 56px; }
  .hero__title { font-size: 36px; }
  .hero__subtitle { font-size: 18px; }
  .hero__logo-text { font-size: 24px; }
  .hero__channels { gap: 8px; }
  .channel-badge { padding: 8px 12px; font-size: 13px; }
  .interface-showcase { padding: 56px 0; }
  .integrations__grid { grid-template-columns: repeat(2, 1fr); }
  .pricing__cards { grid-template-columns: 1fr; }
  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .ai-section { padding: 56px 0; }
  .section__subtitle { font-size: 16px; }
  .ai-features { grid-template-columns: 1fr; }
  .chat-interface__messages { max-height: 360px; }
  
  /* 3D карточки тарифов - адаптив */
  .pricing-3d { padding: 56px 0; }
  .pricing-3d__title { font-size: 28px; }
  .pricing-cards-3d { grid-template-columns: 1fr; gap: 24px; }
  .card-3d:first-child { transform: none; }
  .card-3d:last-child { transform: none; }
  .card-3d--premium { transform: none; }
  .card-3d__inner { padding: 32px 24px; }
  .card-3d__price { font-size: 36px; }
  .card-3d__features { gap: 10px; }
  
  /* Тестовый интерфейс - адаптив */
  .test-interface { padding: 56px 0; }
  .test-interface-grid { grid-template-columns: 1fr; gap: 32px; }
  .test-interface-grid__right { order: -1; }
  .mock-interface { 
    grid-template-columns: 1fr; 
    height: auto; 
    transform: rotate(0deg);
    border-radius: 12px;
  }
  .mock-sidebar { display: none; } /* Скрываем список контактов на мобильном */
  .mock-chat { 
    border-left: none;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .mock-chat__header { padding: 16px; }
  .mock-chat__messages { padding: 16px; min-height: 300px; }
  .mock-chat__input { padding: 12px 16px; }
  .mock-analysis { 
    padding: 16px;
    border-left: none;
  }
  .mock-analysis__card { margin-bottom: 12px; }
  
  /* Feature highlight карточки */
  .feature-highlight { padding: 20px; }
  .feature-highlight__icon { font-size: 36px; }
  .feature-highlight__title { font-size: 18px; }
}
@media (max-width: 420px) {
  /* Основные элементы */
  .features__grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; width: 100%; }
  .channels-icons { gap: 8px; }
  .channel-icon { width: 40px; height: 40px; font-size: 20px; }
  
  /* Hero секция */
  .hero__title { font-size: 28px; line-height: 1.2; }
  .hero__subtitle { font-size: 16px; }
  .hero__channels { flex-wrap: wrap; justify-content: center; }
  .hero__logo-text { font-size: 20px; }
  .btn { padding: 12px 20px; font-size: 15px; }
  .btn--lg { padding: 14px 24px; font-size: 16px; }
  
  /* Навигация */
  .nav__inner { padding: 12px 20px; }
  .logo { font-size: 18px; }
  .menu { gap: 8px; }
  .menu a { font-size: 13px; }
  .btn--ghost { padding: 8px 12px; font-size: 13px; }
  
  /* Тарифы */
  .pricing-3d__title { font-size: 24px; }
  .card-3d__price { font-size: 32px; }
  .card-3d__inner { padding: 24px 16px; }
  .card-3d__channels { gap: 6px; }
  .card-3d__ch { width: 32px; height: 32px; font-size: 16px; }
  
  /* Подвал */
  .footer__inner { grid-template-columns: 1fr; gap: 32px; text-align: center; }
  
  /* Секции */
  .section__title { font-size: 28px; }
  .section__subtitle { font-size: 15px; }
  
  /* Feature карточки */
  .feature { padding: 16px; }
  .feature__title { font-size: 16px; }
  .feature__text { font-size: 13px; }
}