:root {
  /* Основные цвета */
  --color-dark: #111827;
  --color-darkest: #020617;
  --color-light: #e5e7eb;
  --color-light-bg: #f9fafb;
  --color-white: #ffffff;
  
  /* Серые оттенки */
  --color-gray: #6b7280;
  --color-gray-dark: #4b5563;
  --color-gray-medium: #9ca3af;
  --color-gray-light: #d1d5db;
  --color-gray-muted: #374151;
  --color-gray-bg: #f3f4f6;
  
  /* Статусные цвета */
  --color-success: #86efac;
  --color-error: #f87171;
  
  /* Дополнительные */
  --color-blue-glow: #e5f2ff;
  
  /* Прозрачности для rgba */
  --color-dark-rgba: rgba(15, 23, 42, 0.06);
  --color-dark-rgba-light: rgba(15, 23, 42, 0.04);
  --color-dark-rgba-medium: rgba(15, 23, 42, 0.08);
  --color-dark-rgba-dark: rgba(15, 23, 42, 0.3);
  --color-dark-rgba-darker: rgba(15, 23, 42, 0.4);
  --color-dark-rgba-form: rgba(15, 23, 42, 0.9);
  --color-light-rgba: rgba(249, 250, 251, 0.1);
  --color-light-rgba-medium: rgba(249, 250, 251, 0.2);
  --color-light-rgba-border: rgba(249, 250, 251, 0.3);
  --color-light-rgba-spinner: rgba(249, 250, 251, 0.4);
  --color-blue-glow-rgba: rgba(229, 242, 255, 0.3);
  --color-border-rgba: rgba(148, 163, 184, 0.35);
  --color-border-rgba-medium: rgba(148, 163, 184, 0.45);
}

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

html {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  overflow-y: auto;
  height: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  overflow-y: auto; /* Обычный скролл, если Lenis не загрузился */
  height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', sans-serif;
  color: var(--color-dark);
  background-color: var(--color-light-bg);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1 0 auto;
}

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

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: var(--color-dark);
  border-bottom: 1px solid var(--color-light-rgba);
  color: var(--color-light);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 400;
  letter-spacing: 0.12em;
  font-size: 22px;
  text-transform: uppercase;
  text-decoration: none;
  color: inherit;
  transition: opacity 0.15s ease;
}

.logo:hover {
  opacity: 0.8;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-icon img,
.logo-icon svg {
  display: block;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.logo-icon img {
  object-fit: contain;
}

.logo-text {
  position: relative;
  top: 0.5px;
}

.nav {
  display: flex;
  gap: 16px;
  align-items: center;
  font-size: 14px;
}

.nav a {
  padding: 6px 10px;
  border-radius: 999px;
  transition: background-color 0.15s ease, color 0.15s ease;
  color: var(--color-light);
}

.nav a:hover {
  background-color: var(--color-light-rgba);
}

.nav-cta {
  border: 1px solid var(--color-light-rgba-border);
}

.hero {
  padding: 56px 0 48px;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
  gap: 40px;
  align-items: center;
}

.hero h1 {
  margin: 0 0 16px;
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  margin: 0 0 24px;
  color: var(--color-gray-dark);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.hero-bullets {
  margin: 0;
  padding-left: 0;
  list-style: none;
  color: var(--color-gray);
  font-size: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-bullets li {
  margin: 0;
}

.hero-card {
  background: var(--color-dark);
  color: var(--color-light);
  border-radius: 18px;
  padding: 18px 18px 16px;
  box-shadow: 0 18px 35px var(--color-dark-rgba-darker);
}

.hero-card-header {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-gray-medium);
  margin-bottom: 10px;
}

.hero-card-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-card-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 14px;
}

.hero-card-tag {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--color-light-rgba-medium);
  color: var(--color-gray-light);
}

.section {
  padding: 40px 0;
}

.section-muted {
  background-color: var(--color-gray-bg);
}

.section-accent {
  background: var(--color-dark);
  color: var(--color-light-bg);
  padding-bottom: 40px;
  margin-bottom: 0;
}

.section-header {
  margin-bottom: 24px;
}

.section-header h2 {
  margin: 0 0 8px;
  font-size: 24px;
  letter-spacing: -0.02em;
}

.section-header p {
  margin: 0;
  color: var(--color-gray);
  font-size: 14px;
}

.section-accent .section-header p {
  color: var(--color-gray-medium);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.card {
  background: var(--color-white);
  border-radius: 18px;
  padding: 18px 18px 16px;
  border: 1px solid var(--color-dark-rgba);
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.05);
}

.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.section-muted .card {
  background: var(--color-white);
}

.card-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-gray-medium);
  margin-bottom: 8px;
}

.service-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.card-text {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--color-gray-dark);
}

.card-list {
  margin: 0 0 10px;
  padding-left: 16px;
  color: var(--color-gray);
  font-size: 13px;
}

.card-list li {
  margin-bottom: 4px;
}

.card-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 13px;
  color: var(--color-gray-muted);
  margin-bottom: 10px;
}

.service-card .btn-secondary {
  margin-top: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: none;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease,
    transform 0.05s ease;
}

.btn-primary {
  background: var(--color-dark);
  color: var(--color-light-bg);
  box-shadow: 0 14px 30px var(--color-dark-rgba-dark);
}

.btn-primary:hover {
  background: var(--color-darkest);
  transform: translateY(-1px);
}

.section-accent .btn-primary {
  background: var(--color-light-bg);
  color: var(--color-dark);
  box-shadow: none;
}

.btn-secondary {
  background: var(--color-dark);
  color: var(--color-light-bg);
}

.btn-secondary:hover {
  background: var(--color-darkest);
}

.btn-ghost {
  background: transparent;
  color: var(--color-dark);
}

.btn-ghost:hover {
  background: var(--color-dark-rgba-light);
}

.btn-full {
  width: 100%;
}

.btn[disabled],
.btn:disabled {
  opacity: 0.7;
  cursor: default;
  pointer-events: none;
}

.btn-loading {
  position: relative;
}

.btn-loading::after {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-left: 8px;
  border-radius: 999px;
  border: 2px solid var(--color-light-rgba-spinner);
  border-top-color: var(--color-light-bg);
  animation: btn-spinner 0.7s linear infinite;
}

/* Для светлой кнопки в contact-секции делаем тёмный спиннер */
.section-accent .btn-primary.btn-loading::after {
  border-color: rgba(15, 23, 42, 0.25);
  border-top-color: var(--color-dark);
}

.field-error {
  margin-top: 4px;
  font-size: 12px;
  color: var(--color-error);
  display: flex;
  align-items: center;
  gap: 6px;
}

.field-error-icon {
  width: 16px;
  height: 16px;
  border-radius: 999px;
  border: 2px solid var(--color-error);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  line-height: 1;
  font-weight: 600;
}

@keyframes btn-spinner {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.benefit h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.benefit p {
  margin: 0;
  font-size: 14px;
  color: var(--color-gray-dark);
}

.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.process-list li {
  padding: 14px 14px 12px;
  border-radius: 16px;
  background: var(--color-white);
  border: 1px solid var(--color-dark-rgba);
  font-size: 14px;
}

.process-list h3 {
  margin: 0 0 6px;
  font-size: 15px;
}

.process-list p {
  margin: 0;
  color: var(--color-gray-dark);
}

.faq-item {
  border-radius: 14px;
  border: 1px solid var(--color-dark-rgba-medium);
  padding: 10px 12px;
  margin-bottom: 10px;
  background: var(--color-white);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 500;
}

.faq-item[open] summary {
  margin-bottom: 6px;
}

.faq-item p {
  margin: 0;
  font-size: 14px;
  color: var(--color-gray-dark);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
  gap: 32px;
  align-items: start;
}

.contact-subtitle {
  margin: 10px 0 12px;
  color: var(--color-gray-light);
  font-size: 14px;
}

.contact-note {
  margin: 0;
  padding-left: 16px;
  font-size: 13px;
  color: var(--color-gray-medium);
}

.contact-note li {
  margin-bottom: 4px;
}

.contact-form {
  background: var(--color-darkest);
  border-radius: 18px;
  padding: 18px 16px 16px;
  border: 1px solid var(--color-border-rgba);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
  font-size: 13px;
}

.field span {
  color: var(--color-light);
}

.field input,
.field textarea,
.field select {
  border-radius: 10px;
  border: 1px solid var(--color-border-rgba-medium);
  padding: 8px 10px;
  font: inherit;
  color: var(--color-light-bg);
  background: var(--color-dark-rgba-form);
  outline: none;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--color-gray);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: var(--color-light-bg);
  box-shadow: 0 0 0 1px var(--color-light-rgba-spinner);
}

.field textarea {
  resize: vertical;
  min-height: 96px;
}

.field select {
  color: var(--color-light);
}

.form-hint {
  margin: 8px 0 0;
  font-size: 11px;
  color: var(--color-gray-medium);
}

.form-status {
  margin: 6px 0 0;
  font-size: 12px;
  min-height: 16px;
}

.form-status--success {
  color: var(--color-success);
}

.form-status--error {
  color: var(--color-error);
}

/* Подсветка при переходе по якорной ссылке - плавная и приятная */
.anchor-highlight {
  position: relative;
  z-index: 1;
  /* Изоляция от влияния на layout */
  contain: layout;
  /* Предотвращаем повторный запуск анимации */
  animation: none !important;
}

/* Используем псевдоэлемент для подсветки */
.anchor-highlight::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: -1;
  border-radius: 12px;
  background-color: rgba(17, 24, 39, 0.15);
  animation: anchorHighlightFade 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  animation-iteration-count: 1;
  /* Предотвращаем повторный запуск анимации */
  animation-play-state: running;
  /* Гарантируем, что псевдоэлемент не влияет на layout */
  margin: 0;
  padding: 0;
  border: none;
  /* Изоляция от влияния на родителя */
  transform: translateZ(0);
  will-change: opacity, box-shadow;
}

/* Предотвращаем повторный запуск анимации для уже подсвеченных элементов */
.anchor-highlight[data-highlighting="true"]::before {
  animation-play-state: running;
}

@keyframes anchorHighlightFade {
  0% {
    opacity: 0;
    box-shadow: 0 0 0 0 rgba(17, 24, 39, 0);
  }
  20% {
    opacity: 1;
    box-shadow: 0 0 40px 16px rgba(17, 24, 39, 0.2);
  }
  50% {
    opacity: 1;
    box-shadow: 0 0 40px 16px rgba(17, 24, 39, 0.2);
  }
  100% {
    opacity: 0;
    box-shadow: 0 0 0 0 rgba(17, 24, 39, 0);
  }
}

/* Для секций с фоном */
.section.anchor-highlight {
  border-radius: 12px;
}

.section-muted.anchor-highlight {
  border-radius: 12px;
}

.section-accent.anchor-highlight {
  border-radius: 12px;
}

.site-footer {
  border-top: 1px solid var(--color-dark-rgba-medium);
  padding: 14px 0 16px;
  background: var(--color-light-bg) !important;
  font-size: 13px;
  color: var(--color-gray);
  margin: 0 !important;
  margin-top: auto !important;
  position: relative !important;
  z-index: 999 !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  height: auto !important;
  min-height: 50px !important;
  width: 100% !important;
  flex-shrink: 0 !important;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.footer-links {
  display: flex !important;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-dark);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.language-switcher {
  display: inline-flex !important;
  gap: 4px;
  margin-left: 8px;
  visibility: visible !important;
  opacity: 1 !important;
  border-left: 1px solid rgba(15, 23, 42, 0.2);
  padding-left: 8px;
}

.lang-btn {
  background: none !important;
  border: 1px solid rgba(15, 23, 42, 0.2) !important;
  border-radius: 4px !important;
  padding: 2px 8px !important;
  font-size: 12px !important;
  cursor: pointer !important;
  transition: all 0.15s ease;
  line-height: 1.2 !important;
  display: inline-block !important;
  visibility: visible !important;
  opacity: 1 !important;
  color: #0f172a !important;
  font-weight: 500 !important;
  min-width: 28px !important;
  text-align: center !important;
}

.lang-btn:hover {
  border-color: var(--color-dark);
  background: var(--color-light-rgba);
}

.lang-btn.active {
  border-color: #0f172a !important;
  background: #0f172a !important;
  color: #ffffff !important;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .benefits-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .header-inner {
    padding: 10px 0;
  }

  .nav {
    display: none;
  }

  .hero {
    padding-top: 28px;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-card {
    order: -1;
  }

  .hero h1 {
    font-size: 26px;
  }

  .services-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .benefits-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .process-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}