:root {
  --color-primary: #4f46e5;
  --color-primary-light: #6366f1;
  --color-primary-dark: #4338ca;
  --color-accent: #06b6d4;
  --color-accent-soft: rgba(6, 182, 212, 0.15);
  --color-graphite: #0f172a;
  --color-graphite-mid: #334155;
  --color-graphite-soft: #64748b;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-bg: #fafbfc;
  --color-bg-alt: #ffffff;
  --color-border: rgba(15, 23, 42, 0.08);
  --radius: 16px;
  --radius-lg: 24px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow: 0 4px 20px -4px rgba(15, 23, 42, 0.08), 0 2px 8px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 24px 48px -12px rgba(15, 23, 42, 0.12), 0 12px 24px -8px rgba(15, 23, 42, 0.08);
  --shadow-glow: 0 0 80px -20px rgba(79, 70, 229, 0.4);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

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

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 251, 252, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 40px;
}

.nav a {
  color: var(--color-graphite-mid);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition);
}

.nav a:hover {
  color: var(--color-primary);
}

.nav-phone {
  color: var(--color-primary) !important;
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  box-shadow: 0 4px 14px -4px rgba(79, 70, 229, 0.5);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -8px rgba(79, 70, 229, 0.6);
}

.btn-secondary {
  background: rgba(79, 70, 229, 0.08);
  color: var(--color-primary);
  border: 1px solid rgba(79, 70, 229, 0.2);
}

.btn-secondary:hover {
  background: rgba(79, 70, 229, 0.12);
  border-color: rgba(79, 70, 229, 0.3);
}

.btn-header {
  padding: 12px 24px;
  font-size: 0.9rem;
}

.btn-large {
  padding: 18px 36px;
  font-size: 1.05rem;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.burger span {
  width: 24px;
  height: 2px;
  background: var(--color-graphite);
  border-radius: 2px;
  transition: var(--transition);
}

/* Hero */
.hero {
  position: relative;
  padding: 100px 0 120px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 20s ease-in-out infinite;
}

.hero-glow-1 {
  width: 500px;
  height: 500px;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.3) 0%, rgba(99, 102, 241, 0.2) 100%);
  top: -200px;
  right: -100px;
}

.hero-glow-2 {
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2) 0%, rgba(79, 70, 229, 0.15) 100%);
  bottom: -100px;
  left: -100px;
  animation-delay: -10s;
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(79, 70, 229, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 70, 229, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content {
  min-width: 0;
}

.hero-badge {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(79, 70, 229, 0.1);
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 24px;
  border: 1px solid rgba(79, 70, 229, 0.2);
  animation: fadeInUp 0.6s ease-out;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-graphite);
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero-subtitle {
  font-size: 1.2rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 520px;
  margin-bottom: 36px;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero-note {
  font-size: 0.9rem;
  color: var(--color-graphite-soft);
  margin-bottom: 48px;
  animation: fadeInUp 0.6s ease-out 0.35s both;
}

.hero-features {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--color-graphite-mid);
}

.hero-features .icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  border-radius: 8px;
  font-size: 14px;
  flex-shrink: 0;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero cards - uniform grid */
.hero-image {
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: center;
}

.hero-card {
  background: white;
  padding: 24px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  animation: fadeInUp 0.6s ease-out both;
}

.hero-card-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-graphite-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.hero-card-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-graphite);
}

.hero-card-1 {
  animation-delay: 0.3s;
  border-left: 4px solid var(--color-primary);
}

.hero-card-2 {
  animation-delay: 0.45s;
  border-left: 4px solid var(--color-accent);
}

.hero-card-3 {
  animation-delay: 0.6s;
  border-left: 4px solid var(--color-primary-light);
}

/* Sections */
.section {
  padding: 100px 0;
  position: relative;
}

.section:nth-child(even) {
  background: var(--color-bg-alt);
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-graphite);
  margin-bottom: 48px;
}

.section-cta {
  margin-top: 48px;
  text-align: center;
}

.section-cta-phone {
  margin-top: 12px;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.section-cta-phone a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
}

/* Scroll animations */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: white;
  padding: 32px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(79, 70, 229, 0.2);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  font-size: 2rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-graphite);
  margin-bottom: 12px;
  line-height: 1.4;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Problems */
.problems-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.problem-item {
  background: white;
  padding: 28px 32px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  transition: all var(--transition);
}

.problem-item:hover {
  border-left-color: var(--color-accent);
  box-shadow: var(--shadow);
}

.problem-item h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-graphite);
  margin-bottom: 10px;
}

.problem-item p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Trust */
.trust-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 64px;
  align-items: center;
}

.trust-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.trust-visual img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
}

.trust-content .section-label {
  margin-bottom: 12px;
}

.trust-content .section-title {
  margin-bottom: 32px;
}

.trust-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.trust-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 24px;
  background: white;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.trust-list li:hover {
  border-color: rgba(79, 70, 229, 0.2);
  box-shadow: var(--shadow);
}

.trust-list li::before {
  content: '✓';
  color: white;
  font-weight: 700;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

/* Process */
.process-wrapper {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 64px;
  align-items: start;
}

.process-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 100px;
}

.process-image img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  display: block;
}

.process-steps {
  list-style: none;
}

.process-steps li {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
  font-weight: 500;
  color: var(--color-graphite-mid);
  transition: color var(--transition);
}

.process-steps li:hover {
  color: var(--color-graphite);
}

.process-steps li:last-child {
  border-bottom: none;
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: white;
  border-radius: 12px;
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* Audience */
.audience-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.audience-list li {
  padding: 20px 24px;
  background: white;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-weight: 500;
  color: var(--color-graphite-mid);
  transition: all var(--transition);
}

.audience-list li:hover {
  border-color: rgba(79, 70, 229, 0.3);
  color: var(--color-primary);
  transform: translateY(-2px);
}

/* CTA Block */
.cta-block {
  position: relative;
  color: white;
  overflow: hidden;
  padding: 100px 0;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 50%, #3730a3 100%);
}

.cta-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(6, 182, 212, 0.2) 0%, transparent 50%);
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-block h2 {
  color: white;
  margin-bottom: 20px;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

.cta-block p {
  font-size: 1.15rem;
  opacity: 0.95;
  margin-bottom: 32px;
  max-width: 600px;
}

.cta-block .btn-primary {
  background: white;
  color: var(--color-primary);
}

.cta-block .btn-primary:hover {
  background: rgba(255, 255, 255, 0.95);
  transform: translateY(-2px);
}

/* FAQ */
.faq-list {
  max-width: 720px;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.faq-item summary {
  padding: 24px 0;
  font-weight: 600;
  cursor: pointer;
  color: var(--color-graphite);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  color: var(--color-primary);
  font-size: 1.5rem;
  font-weight: 400;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-item[open] summary::after {
  content: '−';
}

.faq-item:hover {
  background: rgba(79, 70, 229, 0.02);
}

.faq-item p {
  padding: 0 0 24px 0;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Contacts */
.contacts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contacts-info p {
  margin-bottom: 14px;
  color: var(--color-graphite-mid);
}

.contacts-info a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.contacts-info a:hover {
  color: var(--color-primary-dark);
}

.contacts-info .btn {
  margin-top: 24px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-form input,
.contact-form textarea {
  padding: 16px 20px;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: white;
  transition: all var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

/* Floating messengers */
.messengers {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 50;
}

.messenger-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  background: #25d366;
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition);
}

.messenger-btn:hover {
  transform: translateY(-3px) scale(1.02);
}

.messengers .messenger-btn:last-child {
  background: linear-gradient(135deg, #0088cc, #229ED9);
}

.contacts-messengers {
  display: flex;
  gap: 20px;
  margin: 16px 0;
}

.contacts-messengers a {
  font-weight: 600;
}

/* Footer */
.footer {
  padding: 40px 0;
  background: var(--color-graphite);
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  font-size: 0.95rem;
}

.footer-note {
  margin-top: 10px;
  font-size: 0.9rem;
  opacity: 0.8;
}

/* Mobile */
@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .btn-header {
    display: none;
  }

  .burger {
    display: flex;
  }

  .burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }

  .burger.active span:nth-child(2) {
    opacity: 0;
  }

  .burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  .burger span {
    transition: var(--transition);
  }

  .hero {
    padding: 60px 0 80px;
    min-height: auto;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-image {
    order: -1;
  }

  .hero-features {
    grid-template-columns: 1fr;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .section {
    padding: 64px 0;
  }

  .section-title {
    margin-bottom: 36px;
  }

  .section-cta {
    margin-top: 36px;
  }

  .trust-grid {
    grid-template-columns: 1fr;
  }

  .trust-visual {
    max-height: 240px;
  }

  .trust-visual img {
    height: 240px;
  }

  .process-wrapper {
    grid-template-columns: 1fr;
  }

  .process-image {
    position: static;
    order: -1;
    max-height: 260px;
  }

  .process-image img {
    min-height: 240px;
  }

  .contacts-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .trust-list {
    grid-template-columns: 1fr;
  }

  .messengers {
    bottom: 20px;
    right: 20px;
  }

  .messenger-btn {
    padding: 12px 20px;
    font-size: 0.85rem;
  }
}