/* ZINTR Agency — Brand colors from logo */
:root {
  --navy: #01245C;
  --navy-light: #024A8F;
  --navy-dark: #01152E;
  --navy-gradient-end: #1f5aad;
  --blue-accent: #1a56db;
  --white: #ffffff;
  --gray-50: #f8f9fb;
  --gray-100: #f0f2f5;
  --gray-200: #e2e6ed;
  --gray-400: #9aa3b2;
  --gray-600: #5a6478;
  --gray-800: #2d3340;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(1, 36, 92, 0.08);
  --shadow-lg: 0 12px 48px rgba(1, 36, 92, 0.12);
  --transition: 0.25s ease;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  overflow-x: hidden;
  overflow-x: clip;
  width: 100%;
}

@media (min-width: 769px) {
  html {
    scrollbar-gutter: stable;
  }
}

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100%;
  position: relative;
}

main {
  overflow-x: clip;
  width: 100%;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
  max-width: 100%;
  overflow-x: clip;
}

.header--scrolled {
  border-bottom-color: var(--gray-200);
  box-shadow: var(--shadow);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo__img {
  display: block;
  height: 28px;
  width: auto;
}

.logo__img--footer {
  height: 22px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  transition: color var(--transition);
}

.nav__link:hover {
  color: var(--navy);
}

.nav__link--cta {
  padding: 10px 20px;
  background: var(--navy);
  color: var(--white);
  border-radius: 8px;
}

.nav__link--cta:hover {
  background: var(--navy-light);
  color: var(--white);
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.burger--active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.burger--active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  border-radius: 10px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform 0.15s ease;
}

.btn:active {
  transform: scale(0.98);
}

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

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

.btn--outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--gray-200);
}

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

.btn--full {
  width: 100%;
}

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

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

.btn--white:hover {
  background: var(--gray-50);
  color: var(--navy);
}

/* Hero */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 64px) 0 80px;
  overflow: hidden;
}

.hero__grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(1, 36, 92, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(1, 36, 92, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, black 20%, transparent 70%);
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px 64px;
  align-items: center;
}

.hero__label {
  display: inline-block;
  padding: 6px 14px;
  margin-bottom: 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--navy);
  background: rgba(1, 36, 92, 0.06);
  border-radius: 100px;
}

.hero__title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--navy);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  max-width: 560px;
}

.hero__lead {
  font-size: 18px;
  line-height: 1.65;
  color: var(--gray-600);
  max-width: 520px;
  margin-bottom: 32px;
}

.hero__lead strong {
  color: var(--navy);
  font-weight: 600;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  gap: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-200);
}

.hero__stat-value {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
}

.hero__stat-label {
  font-size: 13px;
  color: var(--gray-400);
}

.hero__visual {
  display: flex;
  flex-direction: column;
  gap: 0;
  width: 100%;
  max-width: 100%;
}

.hero__visual-body {
  position: relative;
  height: 440px;
  min-height: 400px;
  flex-shrink: 0;
  overflow: visible;
}

.hero__card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
}

.hero__card--main {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 380px;
  padding: 24px;
}

.hero__card-header {
  display: flex;
  gap: 6px;
  margin-bottom: 24px;
}

.hero__card-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-200);
}

.hero__card-dot:first-child {
  background: #ff5f57;
}

.hero__card-dot:nth-child(2) {
  background: #febc2e;
}

.hero__card-dot:nth-child(3) {
  background: #28c840;
}

.hero__chart {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 160px;
  padding: 0 8px;
}

.hero__chart-bar {
  flex: 1;
  height: var(--h);
  background: var(--gray-100);
  border-radius: 6px 6px 0 0;
  transition: height 1s ease;
}

.hero__chart-bar--active {
  background: linear-gradient(180deg, var(--blue-accent), var(--navy));
}

.hero__tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  padding: 4px;
  background: var(--gray-50);
  border-radius: 10px;
}

.hero__tab {
  flex: 1;
  padding: 8px 6px;
  font-family: var(--font);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.25;
  color: var(--gray-600);
  background: transparent;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.hero__tab:hover {
  color: var(--navy);
}

.hero__tab--active {
  background: var(--white);
  color: var(--navy);
  box-shadow: 0 2px 8px rgba(1, 36, 92, 0.08);
}

.hero__card-caption {
  margin-top: 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-600);
  text-align: center;
}

.hero__card-kpi {
  margin-top: 6px;
  font-size: 12px;
  color: var(--gray-400);
  text-align: center;
}

.hero__card-kpi span {
  font-weight: 700;
  color: var(--blue-accent);
}

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

.hero__kpi-float {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 16px;
  min-width: 108px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  animation: float 5s ease-in-out infinite;
  transition: border-color var(--transition), box-shadow var(--transition), transform 0.35s ease;
}

.hero__kpi-float.is-active {
  border-color: var(--blue-accent);
  box-shadow: 0 8px 32px rgba(26, 86, 219, 0.2);
  transform: scale(1.04);
  z-index: 2;
}

.hero__kpi-float-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--gray-400);
}

.hero__kpi-float-value {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
  white-space: nowrap;
}

.hero__kpi-float-hint {
  font-size: 10px;
  color: var(--gray-400);
}

.hero__kpi-float-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  padding: 3px 8px;
  font-size: 10px;
  font-weight: 700;
  border-radius: 100px;
  color: var(--white);
}

.hero__kpi-float-badge--up {
  background: #28c840;
}

.hero__kpi-float-badge--down {
  background: var(--blue-accent);
}

.hero__kpi-float--leads {
  top: 4%;
  right: -4%;
  animation-duration: 4.2s;
}

.hero__kpi-float--cpl {
  top: 38%;
  left: -6%;
  min-width: 118px;
  animation-delay: -1.2s;
  animation-duration: 4.8s;
}

.hero__kpi-float--cpl .hero__kpi-float-label {
  text-transform: none;
  letter-spacing: 0;
  line-height: 1.25;
}

.hero__kpi-float--romi {
  top: 8%;
  left: 2%;
  animation-delay: -2.4s;
  animation-duration: 5.2s;
}

.hero__kpi-float--conv {
  bottom: 22%;
  right: -2%;
  animation-delay: -0.8s;
  animation-duration: 4.5s;
}

.hero__kpi-float--cr {
  bottom: 8%;
  left: 8%;
  min-width: 96px;
  padding: 10px 14px;
  animation-delay: -3s;
  animation-duration: 5.5s;
}

.hero__kpi-float--cr .hero__kpi-float-value {
  font-size: 15px;
}

.hero__kpi-float--budget {
  bottom: 42%;
  right: 6%;
  min-width: 88px;
  padding: 10px 14px;
  animation-delay: -1.8s;
  animation-duration: 4s;
}

.hero__kpi-float--budget .hero__kpi-float-value {
  font-size: 15px;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero__kpi-float.is-active {
  animation-name: floatActive;
}

@keyframes floatActive {
  0%, 100% { transform: translateY(0) scale(1.04); }
  50% { transform: translateY(-12px) scale(1.04); }
}

/* Brands strip */
.brands {
  padding: 32px 0;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  overflow: hidden;
}

.brands__label {
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}

.brands__marquee {
  overflow: hidden;
  width: 100%;
  max-width: 100%;
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-tap-highlight-color: transparent;
  contain: layout paint;
  isolation: isolate;
}

.brands__track {
  display: flex;
  align-items: center;
  gap: 40px;
  width: max-content;
  animation: marquee 36s linear infinite;
  animation-play-state: running;
  pointer-events: none;
  user-select: none;
  will-change: transform;
}

.brands__item {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  padding: 8px 4px;
}

.brands__logo-box {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brands__logo {
  display: block;
  width: 40px;
  height: 40px;
  max-width: 40px;
  max-height: 40px;
  object-fit: contain;
  object-position: center;
}

.brands__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-600);
  white-space: nowrap;
}

@keyframes marquee {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-50%, 0, 0); }
}

/* Auto niche expertise */
.niche__layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 48px 56px;
  align-items: start;
}

.niche__intro .section__title {
  margin-bottom: 20px;
}

.niche__lead {
  font-size: 17px;
  line-height: 1.7;
  color: var(--gray-600);
  margin-bottom: 16px;
}

.niche__lead strong {
  color: var(--navy);
  font-weight: 600;
}

.niche__note {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-400);
  padding-left: 16px;
  border-left: 3px solid var(--blue-accent);
  margin-bottom: 28px;
}

.niche__cta {
  margin-top: 4px;
}

.niche__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  list-style: none;
}

.niche-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.niche-card:hover {
  border-color: var(--blue-accent);
  box-shadow: var(--shadow);
}

.niche-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: rgba(1, 36, 92, 0.06);
  border-radius: 10px;
  color: var(--navy);
}

.niche-card__icon svg {
  width: 20px;
  height: 20px;
}

.niche-card__text {
  font-size: 14px;
  line-height: 1.55;
  color: var(--gray-600);
  padding-top: 8px;
}

.niche-card__text strong {
  color: var(--navy);
  font-weight: 600;
}

/* Segments — for whom */
.segments-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.segment-card {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.segment-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.segment-card__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.3;
}

.segment-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.5;
  margin-bottom: 6px;
}

.segment-card__list li:last-child {
  margin-bottom: 0;
}

.segment-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  background: var(--blue-accent);
  border-radius: 50%;
}

/* Tasks table — what we do */
.tasks-table {
  max-width: 960px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.tasks-table__head {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 24px;
  padding: 16px 28px;
  background: var(--navy);
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tasks-table__row {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 24px;
  padding: 24px 28px;
  border-top: 1px solid var(--gray-200);
  transition: background var(--transition);
}

.tasks-table__row:hover {
  background: rgba(26, 86, 219, 0.04);
}

.tasks-table__row:last-child {
  border-bottom: none;
}

.tasks-table__cell--task {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--navy);
}

.tasks-table__num {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue-accent);
  line-height: 1.6;
}

.tasks-table__cell--solution p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--gray-600);
  margin: 0;
  padding-top: 2px;
}

/* Sections */
.section {
  padding: 96px 0;
}

.section--alt {
  background: var(--gray-50);
}

.section--dark {
  background: var(--navy);
}

.section__header {
  max-width: 640px;
  margin-bottom: 56px;
}

.section__header--center {
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section__label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-accent);
  margin-bottom: 12px;
}

.section__label--light {
  color: rgba(255, 255, 255, 0.6);
}

.section__title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section__title--light {
  color: var(--white);
}

.section__desc {
  font-size: 17px;
  color: var(--gray-600);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  display: block;
  width: 100%;
  padding: 32px;
  text-align: left;
  font-family: var(--font);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition:
    background var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition),
    color var(--transition);
}

.service-card:hover,
.service-card:focus-visible {
  background: var(--navy);
  border-color: var(--navy);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  outline: none;
}

.service-card:focus-visible {
  box-shadow: var(--shadow-lg), 0 0 0 3px rgba(26, 86, 219, 0.35);
}

.service-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 20px;
  background: rgba(1, 36, 92, 0.06);
  border-radius: 12px;
  color: var(--navy);
  transition: background var(--transition), color var(--transition);
}

.service-card:hover .service-card__icon,
.service-card:focus-visible .service-card__icon {
  background: rgba(255, 255, 255, 0.14);
  color: var(--white);
}

.service-card__icon svg {
  width: 24px;
  height: 24px;
}

.service-card__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  transition: color var(--transition);
}

.service-card:hover .service-card__title,
.service-card:focus-visible .service-card__title {
  color: var(--white);
}

.service-card__text {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 0;
  line-height: 1.65;
  transition: color var(--transition);
}

.service-card:hover .service-card__text,
.service-card:focus-visible .service-card__text {
  color: rgba(255, 255, 255, 0.88);
}

/* Service modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), visibility var(--transition);
}

.modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(1, 36, 92, 0.55);
  backdrop-filter: blur(4px);
}

.modal__dialog {
  position: relative;
  width: 100%;
  max-width: 440px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  padding: 32px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  border-radius: 10px;
  background: var(--gray-50);
  color: var(--gray-600);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.modal__close:hover {
  background: var(--gray-100);
  color: var(--navy);
}

.modal__close svg {
  width: 18px;
  height: 18px;
}

.modal__label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blue-accent);
  margin-bottom: 8px;
}

.modal__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.25;
  padding-right: 32px;
}

.modal__lead {
  font-size: 15px;
  line-height: 1.6;
  color: var(--gray-600);
  margin-bottom: 24px;
}

.modal__form .form-consent {
  margin-bottom: 20px;
}

body.modal-open {
  overflow: hidden;
  touch-action: none;
}

/* About */
.about {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}

.about__text {
  font-size: 16px;
  color: var(--gray-600);
  margin-bottom: 16px;
  line-height: 1.7;
}

.about__features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.about__feature strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 4px;
}

.about__feature {
  display: block;
  width: 100%;
  padding: 16px 20px;
  text-align: left;
  font-family: var(--font);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition), transform 0.15s ease;
}

.about__feature:hover {
  border-color: var(--blue-accent);
}

.about__feature--active {
  border-color: var(--navy);
  box-shadow: var(--shadow);
  transform: translateX(8px);
}

.about__feature span {
  font-size: 14px;
  color: var(--gray-600);
}

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

.about__metric {
  padding: 28px 32px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.about__metric.is-visible {
  animation: metricPop 0.5s ease backwards;
}

.about__metric.is-visible:nth-child(2) { animation-delay: 0.1s; }
.about__metric.is-visible:nth-child(3) { animation-delay: 0.2s; }

@keyframes metricPop {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
}

.about__metric-value {
  display: block;
  font-size: 36px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.1;
  margin-bottom: 6px;
}

.about__metric-label {
  font-size: 14px;
  color: var(--gray-600);
}

/* Metrics panel */
.metrics-panel {
  margin-bottom: 48px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.metrics-panel__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--gray-200);
}

.metrics-panel__tab {
  flex: 1;
  min-width: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 18px 16px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-600);
  background: var(--gray-50);
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.metrics-panel__tab:hover {
  color: var(--navy);
  background: var(--white);
}

.metrics-panel__tab--active {
  color: var(--navy);
  background: var(--white);
  border-bottom-color: var(--blue-accent);
}

.metrics-panel__tab-icon {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue-accent);
  flex-shrink: 0;
}

.metrics-panel__tab-icon--cpl {
  border-radius: 2px;
  background: var(--navy);
}

.metrics-panel__tab-icon--romi {
  width: 0;
  height: 0;
  border-radius: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 8px solid var(--blue-accent);
  background: transparent;
}

.metrics-panel__content {
  padding: 32px;
}

.metrics-panel__pane {
  display: none;
  animation: fadeIn 0.35s ease;
}

.metrics-panel__pane--active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.metrics-panel__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.metric-tile {
  padding: 24px;
  background: var(--gray-50);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
}

.metric-tile--wide {
  grid-column: 1 / -1;
}

.metric-tile--wide p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.65;
}

.metric-tile__value {
  display: block;
  font-size: 32px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}

.metric-tile__label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 4px;
}

.metric-tile__hint {
  font-size: 12px;
  color: var(--gray-400);
}

/* Calculator */
.calc-widget {
  position: relative;
  padding: 36px 36px 32px;
  background: linear-gradient(165deg, var(--white) 0%, var(--gray-50) 100%);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.calc-widget::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--navy), var(--blue-accent));
}

.calc-widget__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.calc-widget__head-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: rgba(1, 36, 92, 0.06);
  border-radius: 14px;
  color: var(--navy);
}

.calc-widget__head-icon svg {
  width: 24px;
  height: 24px;
}

.calc-widget__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}

.calc-widget__desc {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.55;
}

.calc-widget__fields {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 28px;
}

.calc-widget__field-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.calc-widget__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
}

.calc-widget__badge {
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 100px;
  box-shadow: 0 2px 8px rgba(1, 36, 92, 0.06);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.calc-widget__badge.is-bump {
  transform: scale(1.06);
  border-color: var(--blue-accent);
}

/* Range — circular thumb */
.calc-widget__range {
  --progress: 50%;
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 100px;
  background: transparent;
  cursor: pointer;
  outline: none;
}

.calc-widget__range::-webkit-slider-runnable-track {
  height: 8px;
  border-radius: 100px;
  background: linear-gradient(
    to right,
    var(--navy) 0%,
    var(--blue-accent) var(--progress),
    var(--gray-200) var(--progress),
    var(--gray-200) 100%
  );
}

.calc-widget__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  margin-top: -8px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--navy);
  box-shadow:
    0 2px 8px rgba(1, 36, 92, 0.2),
    0 0 0 4px rgba(1, 36, 92, 0.06);
  cursor: grab;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.calc-widget__range::-webkit-slider-thumb:hover {
  transform: scale(1.1);
  border-color: var(--blue-accent);
  box-shadow:
    0 4px 14px rgba(26, 86, 219, 0.35),
    0 0 0 5px rgba(26, 86, 219, 0.1);
}

.calc-widget__range::-webkit-slider-thumb:active {
  cursor: grabbing;
  transform: scale(1.05);
}

.calc-widget__range::-moz-range-track {
  height: 8px;
  border-radius: 100px;
  background: var(--gray-200);
}

.calc-widget__range::-moz-range-progress {
  height: 8px;
  border-radius: 100px 0 0 100px;
  background: linear-gradient(90deg, var(--navy), var(--blue-accent));
}

.calc-widget__range::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border: 3px solid var(--navy);
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 2px 8px rgba(1, 36, 92, 0.2);
  cursor: grab;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.calc-widget__range::-moz-range-thumb:hover {
  transform: scale(1.1);
  border-color: var(--blue-accent);
}

.calc-widget__range:focus-visible::-webkit-slider-thumb {
  box-shadow:
    0 2px 8px rgba(1, 36, 92, 0.2),
    0 0 0 4px rgba(26, 86, 219, 0.25);
}

.calc-widget__range:focus-visible::-moz-range-thumb {
  box-shadow: 0 0 0 4px rgba(26, 86, 219, 0.25);
}

.calc-widget__result {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: stretch;
  padding: 4px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 55%, var(--navy-gradient-end) 100%);
  border-radius: calc(var(--radius) + 4px);
  color: var(--white);
  box-shadow: 0 8px 32px rgba(1, 36, 92, 0.25);
}

.calc-widget__result-main {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 22px 24px;
}

.calc-widget__result-label {
  font-size: 13px;
  font-weight: 500;
  opacity: 0.8;
  margin-bottom: 4px;
}

.calc-widget__result-value {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  transition: transform 0.25s ease;
}

.calc-widget__result-value.is-bump {
  transform: scale(1.06);
}

.calc-widget__gain {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  gap: 4px;
  padding: 18px 22px;
  margin: 4px 4px 4px 0;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.calc-widget__gain-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.75;
}

.calc-widget__gain-value {
  font-size: 22px;
  font-weight: 700;
  color: #7eb8ff;
}

.calc-widget__gain-hint {
  font-size: 11px;
  font-weight: 500;
  line-height: 1.35;
  text-align: right;
  opacity: 0.8;
}

/* Analytics */
.analytics__funnel {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 12px 16px;
  align-items: stretch;
  margin-bottom: 24px;
}

.analytics-tier {
  display: flex;
  flex-direction: column;
  padding: 28px 24px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.analytics-tier:hover {
  border-color: rgba(26, 86, 219, 0.35);
  box-shadow: var(--shadow);
}

.analytics-tier__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}

.analytics-tier__lead {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--blue-accent);
  margin-bottom: 18px;
}

.analytics-tier__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.analytics-tier__tags span {
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--navy);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 100px;
}

.analytics-tier__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: auto;
}

.analytics-tier__list li {
  font-size: 13px;
  line-height: 1.55;
  color: var(--gray-600);
}

.analytics-tier__list strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 2px;
}

.analytics__step {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-accent);
  opacity: 0.7;
}

.analytics__step svg {
  width: 22px;
  height: 22px;
}

.analytics__journey {
  padding: 28px 32px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 55%, var(--navy-gradient-end) 100%);
  border-radius: var(--radius-lg);
  color: var(--white);
  box-shadow: 0 12px 40px rgba(1, 36, 92, 0.22);
  overflow: hidden;
}

.analytics__journey-head {
  margin-bottom: 24px;
}

.analytics__journey-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
}

.analytics__journey-desc {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
}

.analytics__journey-chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 4px;
  list-style: none;
  counter-reset: journey;
}

.analytics__journey-chain li {
  position: relative;
  display: flex;
  align-items: center;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  background: var(--white);
  border-radius: 100px;
  white-space: nowrap;
}

.analytics__journey-chain li:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.55);
  pointer-events: none;
}

.analytics__journey-chain li:not(:last-child) {
  margin-right: 20px;
}

/* Work system */
.work-system {
  list-style: none;
  max-width: 720px;
  margin: 0 auto;
  padding: 0;
}

.work-system__step {
  position: relative;
  display: flex;
  gap: 24px;
  padding-bottom: 32px;
}

.work-system__step:last-child {
  padding-bottom: 0;
}

.work-system__step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 23px;
  top: 48px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--blue-accent), var(--gray-200));
}

.work-system__marker {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  background: linear-gradient(135deg, var(--navy), var(--blue-accent));
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(1, 36, 92, 0.2);
  z-index: 1;
}

.work-system__body {
  flex: 1;
  padding: 14px 22px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.work-system__step:hover .work-system__body {
  border-color: var(--blue-accent);
  box-shadow: var(--shadow);
  transform: translateX(4px);
}

.work-system__title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--navy);
  margin: 0;
}

.work-system__footer {
  max-width: 560px;
  margin: 40px auto 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--gray-600);
  text-align: center;
}

.work-system__step.is-visible .work-system__body {
  animation: workStepIn 0.45s ease backwards;
}

.work-system__step:nth-child(2).is-visible .work-system__body { animation-delay: 0.06s; }
.work-system__step:nth-child(3).is-visible .work-system__body { animation-delay: 0.12s; }
.work-system__step:nth-child(4).is-visible .work-system__body { animation-delay: 0.18s; }
.work-system__step:nth-child(5).is-visible .work-system__body { animation-delay: 0.24s; }
.work-system__step:nth-child(6).is-visible .work-system__body { animation-delay: 0.3s; }

@keyframes workStepIn {
  from {
    opacity: 0;
    transform: translateX(-8px);
  }
}

/* Results */
.results-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.result-card {
  padding: 32px 24px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  text-align: center;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), border-color var(--transition);
}

.result-card:hover,
.result-card:focus-visible {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
  transform: scale(1.03);
}

.result-card:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.5);
  outline-offset: 2px;
}

.result-card__extra {
  display: block;
  max-height: 0;
  overflow: hidden;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.25s ease, margin 0.25s ease;
}

.result-card:hover .result-card__extra,
.result-card:focus-visible .result-card__extra {
  max-height: 40px;
  opacity: 1;
  margin-top: 10px;
}

.result-card__value {
  display: block;
  font-size: 36px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.result-card__label {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 8px;
}

.result-card__desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
  margin-bottom: 28px;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 32px 28px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.pricing-card:hover {
  border-color: var(--gray-200);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.pricing-card--featured {
  border-color: var(--navy);
  box-shadow: var(--shadow-lg);
  transform: scale(1.03);
  z-index: 1;
}

.pricing-card--featured:hover {
  transform: scale(1.03) translateY(-4px);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 14px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--white);
  background: var(--blue-accent);
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-card__head {
  margin-bottom: 20px;
}

.pricing-card__name {
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.pricing-card__tagline {
  font-size: 13px;
  color: var(--gray-400);
}

.pricing-card__price {
  font-size: 32px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.pricing-card__from {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-400);
  margin-right: 4px;
}

.pricing-card__period {
  font-size: 15px;
  font-weight: 500;
  color: var(--gray-600);
}

.pricing-card__features {
  flex: 1;
  margin-bottom: 28px;
  list-style: none;
}

.pricing-card__features li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.5;
  margin-bottom: 10px;
}

.pricing-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--blue-accent);
  border-radius: 50%;
}

.pricing-card--featured .pricing-card__features li::before {
  background: var(--navy);
}

.pricing__note {
  max-width: 640px;
  margin: 0 auto;
  font-size: 14px;
  line-height: 1.65;
  color: var(--gray-600);
  text-align: center;
}

/* FAQ */
.faq__list {
  max-width: 760px;
  margin: 0 auto;
}

.faq__item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 12px;
  background: var(--white);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.faq__item:last-child {
  margin-bottom: 0;
}

.faq__item[open] {
  border-color: var(--navy);
  box-shadow: var(--shadow);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
  transition: color var(--transition);
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::after {
  content: '';
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--blue-accent);
  border-bottom: 2px solid var(--blue-accent);
  transform: rotate(45deg);
  margin-top: -4px;
  transition: transform var(--transition);
}

.faq__item[open] .faq__question::after {
  transform: rotate(-135deg);
  margin-top: 4px;
}

.faq__question:hover {
  color: var(--blue-accent);
}

.faq__answer {
  padding: 0 24px 20px;
}

.faq__answer p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--gray-600);
  margin: 0;
}

/* Offer */
.offer {
  padding: 64px 0 0;
  background: var(--white);
}

.offer__card {
  position: relative;
  padding: 40px 48px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 50%, var(--navy-gradient-end) 100%);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 48px rgba(1, 36, 92, 0.28);
  overflow: hidden;
}

.offer__card::after {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.offer__badge {
  display: inline-block;
  margin-bottom: 20px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 100px;
}

.offer__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.offer__title {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  max-width: 520px;
}

.offer__lead {
  font-size: 15px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.75);
  max-width: 540px;
  margin-bottom: 28px;
}

.offer__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.offer__list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 16px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
}

.offer__list strong {
  color: var(--white);
  font-weight: 700;
}

.offer__check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  color: #7eb8ff;
}

.offer__check svg {
  width: 16px;
  height: 16px;
}

.offer__aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
}

.offer__aside-text {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 24px;
}

.offer__aside-note {
  margin-top: 14px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
}

/* Final CTA */
.final-cta__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.final-cta__text {
  font-size: 16px;
  color: var(--gray-600);
  margin-bottom: 32px;
  line-height: 1.7;
}

.final-cta__details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.final-cta__link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--navy);
  transition: color var(--transition);
}

.final-cta__link svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.final-cta__link:hover {
  color: var(--blue-accent);
}

.final-cta__form {
  padding: 40px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font);
  font-size: 15px;
  color: var(--gray-800);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2364748b' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-group select:invalid {
  color: var(--gray-500);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(1, 36, 92, 0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 20px;
  cursor: pointer;
}

.form-consent__input {
  width: 18px;
  height: 18px;
  margin-top: 1px;
  flex-shrink: 0;
  accent-color: var(--navy);
  cursor: pointer;
}

.form-consent__text {
  font-size: 12px;
  line-height: 1.5;
  color: var(--gray-600);
}

/* Footer */
.footer {
  padding: 32px 0;
  background: var(--navy-dark);
  color: rgba(255, 255, 255, 0.6);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__logo .logo__img {
  filter: brightness(0) invert(1);
}

.footer__copy {
  font-size: 13px;
}

.footer__nav {
  display: flex;
  gap: 24px;
}

.footer__nav a {
  font-size: 13px;
  transition: color var(--transition);
}

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

/* 404 page */
.error-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.error-page__main {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.error-page__hero {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 48px) 0 80px;
  overflow: hidden;
}

.error-page__inner {
  position: relative;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.error-page__inner .hero__label {
  margin-bottom: 16px;
}

.error-page__code {
  font-size: clamp(5rem, 20vw, 9rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--navy);
  opacity: 0.1;
  margin-bottom: -0.35em;
  user-select: none;
  pointer-events: none;
}

.error-page__title {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--navy);
  margin-bottom: 16px;
}

.error-page__lead {
  font-size: 17px;
  line-height: 1.65;
  color: var(--gray-600);
  margin-bottom: 32px;
}

.error-page__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.error-page__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 24px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-200);
}

.error-page__links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  transition: color var(--transition);
}

.error-page__links a:hover {
  color: var(--navy);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 14px 28px;
  background: var(--navy);
  color: var(--white);
  font-size: 14px;
  font-weight: 500;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
  z-index: 200;
  pointer-events: none;
}

.toast--visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Responsive */
@media (max-width: 1024px) {
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px 24px 24px;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

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

  .nav__link {
    padding: 14px 0;
    border-bottom: 1px solid var(--gray-100);
  }

  .nav__link--cta {
    margin-top: 8px;
    text-align: center;
    border-bottom: none;
  }

  .burger {
    display: flex;
  }

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

  .hero__visual {
    max-width: 440px;
    margin: 0 auto;
    width: 100%;
    overflow: hidden;
  }

  .hero__visual-body {
    height: 400px;
    overflow: hidden;
  }

  .hero__kpi-float--leads { top: 4%; right: 0; }
  .hero__kpi-float--cpl { top: 38%; left: 0; }
  .hero__kpi-float--romi { top: 8%; left: 0; }
  .hero__kpi-float--conv { top: auto; bottom: 8%; right: 0; }

  .tasks-table__head,
  .tasks-table__row {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding-left: 20px;
    padding-right: 20px;
  }

  .segments-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .niche__layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .pricing-card--featured {
    transform: none;
    order: -1;
  }

  .pricing-card--featured:hover {
    transform: translateY(-4px);
  }

  .analytics__funnel {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .analytics__step {
    transform: rotate(90deg);
    padding: 4px 0;
  }

  .analytics__journey-chain {
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 8px;
  }

  .analytics__journey-chain li {
    white-space: normal;
    margin-right: 0 !important;
  }

  .analytics__journey-chain li:not(:last-child)::after {
    display: none;
  }

  .offer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .offer__card {
    padding: 32px 28px;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .final-cta__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  body {
    touch-action: pan-y;
    overscroll-behavior-x: none;
  }

  .section {
    overflow-x: clip;
  }

  .container {
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }

  .hero {
    padding-bottom: 48px;
  }

  .hero__stats {
    flex-direction: column;
    gap: 20px;
  }

  .hero__visual-body {
    height: 340px;
    min-height: 0;
    overflow: hidden;
  }

  .hero__card--main {
    max-width: 100%;
    padding: 20px 16px;
  }

  .hero__tab {
    font-size: 10px;
    padding: 8px 4px;
    line-height: 1.25;
  }

  .hero__chart {
    gap: 8px;
    height: 140px;
  }

  .hero__kpi-float--leads {
    top: 6px;
    right: 6px;
  }

  .hero__kpi-float--cpl {
    top: auto;
    bottom: 6px;
    left: 6px;
  }

  .hero__kpi-float--romi,
  .hero__kpi-float--conv {
    display: none;
  }

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

  .analytics__journey {
    padding: 24px 20px;
  }

  .analytics__journey-chain {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .analytics__journey-chain li {
    white-space: normal;
    border-radius: var(--radius);
    justify-content: center;
    text-align: center;
    margin-right: 0 !important;
  }

  .analytics__journey-chain li:not(:last-child)::after {
    content: '↓';
    position: static;
    transform: none;
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 10px;
    color: rgba(255, 255, 255, 0.45);
  }

  .niche__note {
    padding-left: 14px;
  }

  .offer {
    padding-top: 48px;
  }

  .offer__card {
    padding: 28px 20px;
  }

  .offer__inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .offer__aside {
    width: 100%;
    align-items: stretch;
  }

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

  .hero__kpi-float--budget,
  .hero__kpi-float--cr {
    display: none;
  }

  .hero__kpi-float {
    min-width: 0;
    max-width: calc(50% - 12px);
    padding: 10px 12px;
    overflow: hidden;
  }

  .hero__kpi-float-badge {
    top: 4px;
    right: 4px;
  }

  .hero__kpi-float-label {
    font-size: 9px;
  }

  .hero__kpi-float-value {
    font-size: 14px;
    white-space: normal;
  }

  .hero__kpi-float--cpl {
    max-width: calc(55% - 12px);
  }

  .hero__kpi-float--cpl .hero__kpi-float-label {
    font-size: 8px;
    letter-spacing: 0;
  }

  .section {
    padding: 64px 0;
  }

  .tasks-table__head {
    display: none;
  }

  .tasks-table__row {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 20px;
  }

  .tasks-table__cell--solution p {
    padding-left: 29px;
  }

  .tasks-table__cell--solution::before {
    content: 'Решение:';
    display: block;
    margin-left: 29px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-400);
    margin-bottom: 4px;
  }

  .work-system__step {
    gap: 16px;
  }

  .work-system__step:not(:last-child)::before {
    left: 19px;
    top: 44px;
  }

  .work-system__marker {
    width: 40px;
    height: 40px;
    font-size: 12px;
  }

  .work-system__body {
    padding: 12px 16px;
  }

  .work-system__title {
    font-size: 15px;
  }

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

  .final-cta__form {
    padding: 24px;
  }

  .metrics-panel__tabs {
    flex-direction: column;
  }

  .metrics-panel__grid {
    grid-template-columns: 1fr;
  }

  .calc-widget {
    padding: 24px 20px;
  }

  .calc-widget__result {
    grid-template-columns: 1fr;
  }

  .calc-widget__gain {
    margin: 0 4px 4px;
    flex-direction: column;
    align-items: flex-end;
  }

  .calc-widget__result-value {
    font-size: clamp(28px, 8vw, 32px);
  }

  .calc-widget__gain-value {
    font-size: 18px;
  }

  .section__title {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .hero__title {
    font-size: clamp(1.65rem, 7vw, 2rem);
  }

  .hero__lead {
    font-size: 16px;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .error-page__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .error-page__actions .btn {
    width: 100%;
  }

  .error-page__lead {
    font-size: 16px;
  }

  .about__feature--active {
    transform: none;
  }

  .modal {
    padding: 16px;
  }

  .modal__dialog {
    padding: 24px 20px;
  }

  .modal__title {
    font-size: 20px;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }

  .footer__nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 20px;
  }
}

@media (max-width: 380px) {
  .hero__kpi-float--cpl {
    display: none;
  }

  .hero__kpi-float--leads {
    top: auto;
    bottom: 6px;
    right: 6px;
    max-width: calc(100% - 12px);
  }
}