/* Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Scroll animations */
.animate-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.animate-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

.animate-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.animate-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.animate-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.animate-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.animate-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.animate-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }
.animate-stagger.visible > *:nth-child(7) { transition-delay: 0.35s; }
.animate-stagger.visible > *:nth-child(8) { transition-delay: 0.4s; }
.animate-stagger.visible > *:nth-child(9) { transition-delay: 0.45s; }
.animate-stagger.visible > *:nth-child(10) { transition-delay: 0.5s; }
.animate-stagger.visible > *:nth-child(11) { transition-delay: 0.55s; }
.animate-stagger.visible > *:nth-child(12) { transition-delay: 0.6s; }
.animate-stagger.visible > *:nth-child(13) { transition-delay: 0.65s; }
.animate-stagger.visible > *:nth-child(14) { transition-delay: 0.7s; }

body {
  margin: 0;
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #1a1a1a;
  background: #5B21B6;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 1000;
  padding: 12px 20px;
  background: var(--orange);
  color: var(--white);
  font-weight: 600;
  border-radius: 12px;
  transition: top 0.2s;
}
.skip-link:focus {
  top: calc(16px + env(safe-area-inset-top));
  outline: 2px solid var(--white);
  outline-offset: 2px;
}

/* Anchor scroll offset (fixed header) */
section[id] {
  scroll-margin-top: 100px;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Palette - vibrant modern */
:root {
  --purple: #5B21B6;
  --purple-dark: #4C1D95;
  --purple-deep: #3B0764;
  --orange: #F97316;
  --orange-hover: #EA580C;
  --green: #22C55E;
  --green-hover: #16A34A;
  --white: #ffffff;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --text-dark: #111827;
  --text-muted: #4B5563;
  --radius: 24px;
  --radius-lg: 32px;
  --content-max: 1200px;
  --section-pad: 32px;
}

/* Buttons */
.btn,
a.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  border-radius: 16px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-1px);
}

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

.btn-primary:hover {
  background: var(--orange-hover);
}

.btn-large {
  padding: 16px 32px;
  font-size: 16px;
}

.btn-card {
  margin-top: auto;
  padding: 12px 20px;
  border-radius: 12px;
}

.btn-orange {
  background: var(--white);
  color: var(--orange);
}

.btn-orange:hover {
  background: var(--gray-50);
}

.btn-outline-dark {
  background: transparent;
  color: var(--text-dark);
  border: 2px solid rgba(0, 0, 0, 0.15);
}

.btn-outline-dark:hover {
  border-color: var(--text-dark);
  background: var(--gray-50);
}

.btn-green {
  background: var(--green);
  color: var(--white);
}

.btn-green:hover {
  background: var(--green-hover);
}

.btn-cookie {
  background: var(--orange);
  color: var(--white);
}

.btn-cookie:hover {
  background: var(--orange-hover);
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  transform: translateY(100%);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  padding: 16px 24px;
  padding-bottom: calc(16px + env(safe-area-inset-bottom));
  background: var(--purple-deep);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  z-index: 1000;
  border-radius: var(--radius) var(--radius) 0 0;
}

.cookie-btns {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

.btn-cookie-decline {
  background: transparent;
  color: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-cookie-decline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.cookie-banner.hidden {
  display: none;
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner a {
  color: #C4B5FD;
  text-decoration: underline;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus */
.btn:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
button:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

/* Header */
.header {
  transition: transform 0.3s ease, background 0.3s ease;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 20px var(--section-pad);
  padding-top: calc(20px + env(safe-area-inset-top));
  z-index: 100;
  background: rgba(91, 33, 182, 0.85);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.header-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--white);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}

.logo-icon svg {
  width: 20px;
  height: 20px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav a,
.nav-trigger {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
}

.nav a:hover,
.nav-trigger:hover {
  color: var(--white);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 12px;
}

.nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  padding: 8px 0;
  -webkit-tap-highlight-color: transparent;
}

.nav-chevron {
  font-size: 0.7em;
  opacity: 0.8;
  transition: transform 0.2s;
}

.nav-dropdown.is-open .nav-chevron {
  transform: rotate(180deg);
}

.nav-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  margin: 8px 0 0;
  padding: 12px 0;
  list-style: none;
  background: rgba(59, 7, 100, 0.98);
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.2s, visibility 0.2s, transform 0.2s;
  z-index: 101;
}

.nav-dropdown:hover .nav-menu,
.nav-dropdown.is-open .nav-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-menu li {
  margin: 0;
}

.nav-menu a {
  display: block;
  padding: 10px 20px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.95);
}

.nav-menu a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.nav-link {
  white-space: nowrap;
}

.nav-demo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  font-weight: 600;
}

.nav-demo:hover {
  background: var(--orange);
  color: var(--white);
}

.nav-demo .ti {
  width: 0.875em;
  height: 0.875em;
}

.header-phone {
  font-weight: 600;
  font-size: 16px;
  color: var(--white);
}

.header-phone:hover {
  color: var(--orange);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  min-width: 44px;
  min-height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 10px;
  -webkit-tap-highlight-color: transparent;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 1px;
}

/* Hero */
.hero {
  min-height: 70vh;
  padding: 140px var(--section-pad) 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: blobFloat 15s ease-in-out infinite;
}

.hero-blob-1 {
  width: 400px;
  height: 400px;
  background: var(--orange);
  top: -100px;
  right: -100px;
}

.hero-blob-2 {
  width: 300px;
  height: 300px;
  background: var(--green);
  bottom: 20%;
  left: -80px;
}

.hero-blob-3 {
  width: 200px;
  height: 200px;
  background: rgba(255, 255, 255, 0.2);
  top: 40%;
  right: 20%;
}

.hero-blob-2 { animation-delay: -5s; }
.hero-blob-3 { animation-delay: -10s; }

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -30px) scale(1.05); }
  66% { transform: translate(-15px, 20px) scale(0.95); }
}

.hero-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero-illustration {
  width: 120px;
  height: 80px;
  margin: 0 auto 32px;
  position: relative;
  opacity: 0.9;
}

.hero-illustration::before,
.hero-illustration::after {
  content: '';
  position: absolute;
  border: 3px solid rgba(255, 255, 255, 0.5);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.hero-illustration::before {
  width: 80px;
  height: 56px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotate(-5deg);
}

.hero-illustration::after {
  width: 64px;
  height: 44px;
  right: 10%;
  bottom: 0;
  transform: rotate(8deg);
}

.hero-content {
  max-width: 100%;
}

.hero-title {
  animation: heroFadeUp 1s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.hero-tagline {
  animation: heroFadeUp 1s 0.15s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.hero-stats {
  animation: heroFadeUp 1s 0.3s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.hero-btns {
  animation: heroFadeUp 1s 0.45s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}


@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-title {
  font-size: clamp(56px, 10vw, 96px);
  font-weight: 800;
  line-height: 0.95;
  margin: 0 0 24px;
  color: var(--white);
  letter-spacing: -0.03em;
}

.hero-title .accent {
  color: var(--orange);
}

.hero-badge {
  font-size: 0.35em;
  vertical-align: super;
  background: rgba(255, 255, 255, 0.2);
  padding: 4px 12px;
  border-radius: 12px;
  margin-left: 4px;
}

.hero-tagline {
  font-size: 22px;
  color: rgba(255, 255, 255, 0.95);
  margin: 0 auto 48px;
  max-width: 600px;
  line-height: 1.6;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 40px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
}

.hero-stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 4px;
}

.hero-btns {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-hero-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.6);
}

.btn-hero-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

/* Feature cards */
.features {
  padding: 0 var(--section-pad) 64px;
  margin-top: -20px;
}

.features-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 24px;
}

.feature-card {
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 280px;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
}

.feature-orange {
  grid-column: 1;
  grid-row: 1 / 3;
  background: var(--orange);
  color: var(--white);
}

.feature-white,
.feature-purple {
  min-height: 0;
}

.feature-white {
  background: var(--white);
  color: var(--text-dark);
}

.feature-purple {
  background: var(--purple-deep);
  color: var(--white);
}

.card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
}

.card-icon svg {
  width: 100%;
  height: 100%;
}

.card-icon-dark svg {
  color: var(--text-dark);
}

.feature-card .card-icon svg {
  color: var(--white);
}

.feature-desc {
  font-size: 15px;
  opacity: 0.9;
  margin: 0 0 24px;
  line-height: 1.5;
}

.feature-white .feature-desc {
  color: var(--text-muted);
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 24px;
}

/* Section separator */
.features { border-top: 1px solid rgba(255, 255, 255, 0.1); }
.pains { border-top: 1px solid rgba(255, 255, 255, 0.1); }
.custom-vs-box { border-top: 1px solid rgba(0, 0, 0, 0.06); }
.about-company { border-top: 1px solid rgba(255, 255, 255, 0.1); }
.expertise { border-top: 1px solid rgba(0, 0, 0, 0.06); }
.tagcloud { border-top: 1px solid rgba(0, 0, 0, 0.06); }
.cases { border-top: 1px solid rgba(0, 0, 0, 0.06); }
.about { border-top: 1px solid rgba(0, 0, 0, 0.06); }
.reviews { border-top: 1px solid rgba(0, 0, 0, 0.06); }
.faq { border-top: 1px solid rgba(0, 0, 0, 0.06); }
.cta-section { border-top: 1px solid rgba(255, 255, 255, 0.15); }
.contacts { border-top: 1px solid rgba(0, 0, 0, 0.06); }

/* Tag cloud */
.tagcloud {
  background: var(--gray-100);
  padding: 80px var(--section-pad);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.tagcloud-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.tagcloud-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 40px;
  text-align: center;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.tag {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 16px;
  font-weight: 600;
  font-size: 15px;
  transition: transform 0.25s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.25s ease;
}

.tag:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* Pains section */
.pains {
  background: var(--purple-deep);
  padding: 80px var(--section-pad);
  color: var(--white);
}

.pains-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.pains .section-title { color: var(--white); }
.pains .section-title::after { background: linear-gradient(90deg, var(--orange), var(--white)); }
.pains .section-desc { color: rgba(255, 255, 255, 0.85); text-align: center; max-width: 640px; margin-left: auto; margin-right: auto; }

.pains-list {
  list-style: none;
  padding: 0;
  margin: 40px 0 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 48px;
}

.pains-list li {
  position: relative;
  padding-left: 28px;
  font-size: 16px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.95);
}

.pains-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--orange);
  border-radius: 50%;
}

/* Custom vs box section */
.custom-vs-box {
  background: var(--white);
  padding: 80px var(--section-pad);
}

.custom-vs-box-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.custom-vs-box .section-desc {
  text-align: center;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.custom-advantages {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.custom-advantage {
  background: var(--gray-50);
  border-radius: var(--radius);
  padding: 24px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-muted);
  border-left: 4px solid var(--orange);
}

.custom-advantage strong {
  display: block;
  color: var(--text-dark);
  font-size: 16px;
  margin-bottom: 8px;
}

/* About company */
.about-company {
  background: var(--purple);
  padding: 80px var(--section-pad);
  color: var(--white);
}

.about-company-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.about-company .section-desc {
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.about-company .section-title { color: var(--white); }
.about-company .section-title::after { background: linear-gradient(90deg, var(--orange), var(--white)); }
.about-company .section-desc { color: rgba(255, 255, 255, 0.9); }

.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  align-items: stretch;
}

.about-value-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(8px);
}

.about-value-num {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 12px;
}

.about-value-card h3 {
  font-size: 18px;
  margin: 0 0 12px;
  color: var(--white);
}

.about-value-card p {
  font-size: 15px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
}

/* Expertise */
.expertise {
  background: var(--white);
  padding: 80px var(--section-pad);
}

.expertise-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.expertise-inner .section-desc {
  text-align: center;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  align-items: stretch;
}

.expertise-item {
  padding: 24px;
  background: var(--gray-50);
  border-radius: var(--radius);
  border-left: 4px solid var(--orange);
}

.expertise-item h4 {
  font-size: 18px;
  margin: 0 0 12px;
  color: var(--text-dark);
}

.expertise-item p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0;
}

.tag-orange { background: var(--orange); color: var(--white); }
.tag-green { background: var(--green); color: var(--white); }
.tag-purple { background: var(--purple); color: var(--white); }
.tag-white { background: var(--white); color: var(--text-dark); border: 2px solid #E5E7EB; }

/* Cases */
.cases {
  background: var(--gray-100);
  padding: 80px var(--section-pad);
}

.cases-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.cases-inner .section-title {
  margin-bottom: 16px;
}

.cases-inner .section-desc {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 48px;
  text-align: center;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.case-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.case-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.case-card-featured {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--white) 0%, var(--gray-50) 100%);
  border: 2px solid var(--orange);
  box-shadow: 0 8px 32px rgba(249, 115, 22, 0.15);
}

.case-card-featured .case-industry {
  color: var(--purple);
}

.case-card-featured h3 {
  font-size: 20px;
}

.case-card-featured .result-value {
  font-size: 16px;
}

.case-industry {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--orange);
  margin-bottom: 12px;
}

.case-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 12px;
  line-height: 1.3;
}

.case-card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0 0 20px;
  flex-grow: 1;
}

.case-results {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid #E5E7EB;
  padding-top: 16px;
}

.case-results li {
  font-size: 14px;
  color: var(--text-dark);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.result-value {
  font-weight: 700;
  color: var(--green);
  min-width: 60px;
}

/* About */
.about {
  background: var(--gray-100);
  padding: 80px var(--section-pad);
}

.about-inner {
  max-width: 800px;
  margin: 0 auto;
}

.about-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.about-card h2 {
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 24px;
  color: var(--text-dark);
}

.about-card p {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 0 0 16px;
}

.about-steps {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.about-step {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-dark);
}

.step-num {
  width: 32px;
  height: 32px;
  background: var(--orange);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

/* CTA */
.cta-section {
  background: var(--purple);
  padding: 64px var(--section-pad);
}

.cta-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.cta-inner h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--white);
  margin: 0 0 16px;
}

.cta-inner p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 32px;
}

/* Reviews */
.reviews {
  background: var(--gray-100);
  padding: 80px var(--section-pad);
}

.reviews-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-dark);
  margin: 0 0 40px;
  text-align: center;
}

.cases .section-title { font-size: 40px; }
.reviews .section-title,
.faq .section-title { font-size: 32px; }

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), var(--purple));
  border-radius: 2px;
  margin: 16px auto 0;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.review-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s;
  display: flex;
  flex-direction: column;
}

.review-card:hover {
  transform: translateY(-2px);
}

.review-card p {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-dark);
  margin: 0 0 20px;
  flex-grow: 1;
}

.review-stars {
  color: var(--orange);
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.review-author-block {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}

.review-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple) 0%, var(--orange) 100%);
  color: var(--white);
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.review-author {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-dark);
}

.review-company {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Contacts */
.contacts {
  background: var(--gray-100);
  padding: 80px var(--section-pad);
}

.contacts-inner {
  max-width: 900px;
  margin: 0 auto;
}

.contacts-inner h2 {
  text-align: center;
  font-size: 36px;
  font-weight: 800;
  color: var(--text-dark);
  margin: 0 0 16px;
}

.contacts-inner > p {
  font-size: 18px;
  color: var(--text-muted);
  margin: 0 0 40px;
  text-align: center;
}

.contact-trust {
  font-size: 15px;
  color: var(--text-muted);
  text-align: center;
  margin: -8px 0 32px;
}

.contacts-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: start;
  text-align: left;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
}

.form-field label.visually-hidden { gap: 0; }

.form-field .required { color: var(--orange); }

.form-error {
  font-size: 13px;
  color: #DC2626;
  min-height: 18px;
}

.form-field.is-invalid input,
.form-field.is-invalid textarea {
  border-color: #DC2626;
}

.form-field.is-valid input,
.form-field.is-valid textarea {
  border-color: var(--green);
}

.contact-form input,
.contact-form textarea {
  padding: 14px 18px;
  min-height: 48px;
  border: 2px solid #E5E7EB;
  border-radius: 12px;
  font-family: inherit;
  font-size: 16px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.15);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #9CA3AF;
}

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

.form-field-checkbox {
  flex-direction: row;
  align-items: flex-start;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 22px;
  height: 22px;
  min-width: 22px;
  min-height: 22px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--orange);
  cursor: pointer;
}

.checkbox-label a {
  color: var(--orange);
  text-decoration: underline;
}

.checkbox-label a:hover {
  color: var(--orange-hover);
}

.contacts-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-note {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
}

.contact-phone {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-dark);
}

.contact-email {
  font-size: 18px;
  color: var(--orange);
  font-weight: 600;
}

.contact-email:hover {
  text-decoration: underline;
}

.contact-messengers {
  display: flex;
  gap: 12px;
}

.contact-messengers a {
  font-size: 15px;
  font-weight: 600;
  color: var(--purple);
}

.contact-messengers a:hover {
  text-decoration: underline;
}

/* Form success modal */
.form-success-modal[hidden] {
  display: none !important;
}

.form-success-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}

.form-success-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.form-success-content {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px;
  max-width: 400px;
  text-align: center;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.2);
}

.form-success-content h3 {
  font-size: 24px;
  margin: 0 0 16px;
  color: var(--text-dark);
}

.form-success-content p {
  color: var(--text-muted);
  margin: 0 0 24px;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  bottom: max(24px, env(safe-area-inset-bottom));
  right: max(24px, env(safe-area-inset-right));
  width: 48px;
  height: 48px;
  background: var(--orange);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(249, 115, 22, 0.4);
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--orange-hover);
}

/* Sticky call button (mobile) */
.sticky-call {
  display: none;
  position: fixed;
  bottom: max(24px, env(safe-area-inset-bottom));
  left: max(24px, env(safe-area-inset-left));
  right: max(24px, env(safe-area-inset-right));
  padding: 16px 24px;
  min-height: 48px;
  background: var(--green);
  color: var(--white);
  font-weight: 700;
  text-align: center;
  border-radius: 16px;
  z-index: 90;
  box-shadow: 0 4px 20px rgba(34, 197, 94, 0.4);
  transition: background 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.sticky-call:hover {
  background: var(--green-hover);
}

/* Footer */
.footer {
  background: var(--purple-deep);
  color: rgba(255, 255, 255, 0.7);
  padding: 48px var(--section-pad) 32px;
  padding-bottom: calc(32px + env(safe-area-inset-bottom));
  font-size: 14px;
}

.footer-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  text-align: center;
}

.footer-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 32px;
  margin-bottom: 24px;
}

.footer-nav-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.footer-nav-label {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-nav-group a {
  color: rgba(255, 255, 255, 0.9);
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.9);
}

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

.footer-contacts {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 24px;
}

.footer-contacts a {
  color: rgba(255, 255, 255, 0.9);
}

.footer-contacts a:hover {
  color: var(--orange);
}

.footer-copy {
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

/* FAQ */
.faq {
  background: var(--gray-100);
  padding: 80px var(--section-pad);
}

.faq-inner {
  max-width: 700px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 16px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.faq-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 8px;
}

.faq-item p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0;
}

/* Nav overlay (mobile) */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  top: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
  pointer-events: none;
}

.nav-overlay.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Mobile nav phone */
.nav-phone-mobile {
  display: none;
  padding: 16px 24px;
  margin-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.nav-phone-mobile a {
  font-size: 18px;
  font-weight: 700;
}

/* Active nav */
.nav a.active {
  color: var(--orange);
  font-weight: 600;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Responsive */
@media (max-width: 900px) {
  .header {
    padding-left: 20px;
    padding-right: 20px;
  }

  .nav-overlay {
    display: block;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-tagline {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-btns {
    justify-content: center;
  }
  .header-phone {
    display: none;
  }
  .nav-phone-mobile {
    display: block;
  }
  .nav-toggle {
    display: flex;
  }
  .nav {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--purple);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s, opacity 0.3s, visibility 0.3s;
  }
  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav-dropdown {
    width: 100%;
  }
  .nav-dropdown::after {
    display: none;
  }
  .nav-trigger {
    width: 100%;
    justify-content: space-between;
    padding: 12px 0;
    min-height: 44px;
  }
  .nav-menu {
    position: static;
    min-width: auto;
    margin: 0;
    padding: 0;
    background: transparent;
    box-shadow: none;
    max-height: 0;
    overflow: hidden;
    transform: none;
    border-radius: 0;
  }
  .nav-dropdown.is-open .nav-menu {
    max-height: 300px;
    padding: 0 0 8px 16px;
    margin-bottom: 8px;
    border-left: 3px solid rgba(255, 255, 255, 0.3);
  }
  .nav-dropdown:hover .nav-menu {
    opacity: 0;
    visibility: hidden;
  }
  .nav-dropdown.is-open .nav-menu {
    opacity: 1;
    visibility: visible;
  }
  .nav-menu a {
    padding: 10px 0;
  }
  .nav-link {
    min-height: 44px;
    display: flex;
    align-items: center;
  }
  .contacts-row {
    grid-template-columns: 1fr;
    display: flex;
    flex-direction: column;
    gap: 32px;
  }

  .contacts-block {
    order: -1;
  }
  .pains-list,
  .custom-advantages {
    grid-template-columns: 1fr;
  }
  .features-inner {
    grid-template-columns: 1fr;
  }
  .feature-orange {
    grid-column: 1;
    grid-row: auto;
  }
  .feature-card {
    min-height: auto;
  }
  .about-values {
    grid-template-columns: 1fr;
  }

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

  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .case-card-featured {
    grid-column: 1 / -1;
  }
  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-stats {
    gap: 32px;
  }
  .hero-stat-value {
    font-size: 28px;
  }
}

@media (max-width: 600px) {
  .header {
    padding-left: 16px;
    padding-right: 16px;
  }

  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    padding: 20px 16px;
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
  }

  .cookie-btns {
    justify-content: center;
    flex-wrap: wrap;
  }

  .sticky-call {
    display: block;
  }

  .back-to-top {
    bottom: calc(80px + env(safe-area-inset-bottom));
  }

  .contact-trust {
    margin: -16px 0 24px;
  }

  .hero-illustration {
    width: 80px;
    height: 56px;
    margin-bottom: 24px;
  }

  .hero-illustration::before {
    width: 56px;
    height: 40px;
  }

  .hero-illustration::after {
    width: 44px;
    height: 32px;
  }

  .hero {
    padding: 100px 20px 64px;
    padding-top: calc(100px + env(safe-area-inset-top));
  }

  .hero-title {
    font-size: 36px;
  }

  .hero-tagline {
    font-size: 17px;
    margin-bottom: 28px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
    margin-bottom: 28px;
  }

  .hero-btns {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .hero-btns .btn {
    width: 100%;
    justify-content: center;
  }

  .features {
    margin-top: 0;
    padding: 32px 16px;
  }
  .tagcloud {
    padding: 48px 16px;
  }

  .tagcloud-title {
    font-size: 22px;
    margin-bottom: 24px;
  }

  .tags {
    gap: 10px;
  }

  .tag {
    padding: 10px 16px;
    font-size: 14px;
  }
  .about-company,
  .expertise,
  .pains,
  .custom-vs-box {
    padding: 48px 16px;
  }

  .about-values,
  .expertise-grid {
    margin-top: 32px;
    gap: 16px;
  }

  .about-value-card,
  .expertise-item {
    padding: 20px;
  }

  .cases-grid {
    grid-template-columns: 1fr;
  }
  .case-card-featured {
    grid-column: span 1;
  }
  .about-card,
  .feature-card {
    padding: 24px;
  }
  .about-steps {
    flex-direction: column;
  }
  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .footer-nav,
  .footer-contacts {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }

  .cases,
  .about,
  .reviews,
  .contacts,
  .faq {
    padding-left: 16px;
    padding-right: 16px;
  }

  .cases-inner,
  .about-inner,
  .reviews-inner,
  .contacts-inner,
  .faq-inner {
    max-width: 100%;
  }
}

/* Очень узкие экраны (< 400px) */
@media (max-width: 400px) {
  .hero-title {
    font-size: 32px;
  }
}