:root {
  --primary: #0066ff;
  --primary-hover: #0052cc;
  --primary-light: #e6f0ff;
  --secondary: #00b4d8;
  --dark: #0f172a;
  --dark-light: #1e293b;
  --gray-600: #475569;
  --gray-400: #94a3b8;
  --gray-200: #e2e8f0;
  --gray-100: #f1f5f9;
  --gray-50: #f8fafc;
  --white: #ffffff;
  --success: #10b981;
  --success-light: #d1fae5;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 36px rgba(0, 102, 255, 0.09);
  --shadow-hover: 0 16px 40px rgba(0, 102, 255, 0.15);
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--dark);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--dark);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: clamp(2.2rem, 4vw + 1rem, 3.4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.8rem, 2.8vw + 0.8rem, 2.6rem);
  letter-spacing: -0.015em;
  text-align: center;
}

h3 {
  font-size: 1.35rem;
}

p {
  color: var(--gray-600);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}

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

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--primary-light);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.15rem;
  color: var(--gray-600);
  margin-top: 14px;
}

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gray-200);
  transition: var(--transition);
}

.header .container {
  max-width: 1360px;
}

.header__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
  gap: 24px;
}

.logo-area {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo__icon {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0, 102, 255, 0.28);
  flex-shrink: 0;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.logo__icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.logo:hover .logo__icon {
  transform: scale(1.06);
  box-shadow: 0 6px 20px rgba(0, 210, 255, 0.45);
}

.logo__text-box {
  display: flex;
  flex-direction: column;
}

.logo__brand {
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--dark);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.logo__sub {
  font-size: 0.72rem;
  font-weight: 600;
  color: #0284c7;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 3px;
  white-space: nowrap;
}

.sub-dot {
  width: 6px;
  height: 6px;
  background-color: #0284c7;
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.2);
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav__link {
  font-weight: 600;
  color: var(--gray-600);
  font-size: 0.92rem;
  position: relative;
  white-space: nowrap;
  padding: 6px 2px;
}

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

.header__contacts {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-shrink: 0;
}

.header__phone {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
  white-space: nowrap;
}

.header__phone-number {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--dark);
  white-space: nowrap;
  line-height: 1.2;
}

.phone-mini-icon {
  color: var(--primary);
  flex-shrink: 0;
}

.header__phone-label {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--gray-400);
  margin-top: 3px;
  white-space: nowrap;
}

.btn--call-nav {
  padding: 10px 20px;
  font-size: 0.88rem;
  border-radius: 10px;
  box-shadow: 0 3px 10px rgba(0, 102, 255, 0.25);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(0, 102, 255, 0.3);
}

.btn--primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
  transform: translateY(-1px);
}

.btn--secondary {
  background-color: var(--white);
  color: var(--dark);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.btn--secondary:hover {
  background-color: var(--gray-50);
  border-color: var(--gray-400);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}

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

.btn--sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn--lg {
  padding: 16px 32px;
  font-size: 1.1rem;
}

.burger-btn {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--dark);
}

/* Mobile Nav Drawer */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 80px 0 0 0;
  background: var(--white);
  z-index: 99;
  padding: 24px;
  flex-direction: column;
  gap: 20px;
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
}

.mobile-nav.is-active {
  display: flex;
}

.mobile-nav__link {
  font-size: 1.2rem;
  font-weight: 600;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-100);
}

/* Hero Section */
.hero {
  padding: 80px 0 60px 0;
  background: radial-gradient(100% 80% at 50% 0%, #eef5ff 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 48px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1px solid #bfdbfe;
  padding: 8px 16px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: #1e40af;
  margin-bottom: 24px;
}

.hero__badge-icon {
  color: #2563eb;
}

.hero__title {
  margin-bottom: 20px;
}

.hero__title .highlight {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__desc {
  font-size: 1.25rem;
  margin-bottom: 32px;
  max-width: 620px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero__card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: 0 20px 45px rgba(0, 102, 255, 0.12);
  border: 1px solid #e0edff;
  position: relative;
}

.hero__card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.hero__card-badge {
  background: var(--success-light);
  color: #065f46;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
}

.hero__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.hero__list-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--dark-light);
}

.hero__list-item svg {
  flex-shrink: 0;
  color: var(--primary);
  margin-top: 3px;
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--gray-200);
}

.hero__metric {
  display: flex;
  flex-direction: column;
}

.hero__metric-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}

.hero__metric-label {
  font-size: 0.85rem;
  color: var(--gray-600);
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 28px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: #bfdbfe;
  box-shadow: var(--shadow-hover);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.service-card__title {
  margin-bottom: 12px;
  font-size: 1.3rem;
}

.service-card__desc {
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.service-tag {
  background: var(--gray-100);
  color: var(--gray-600);
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 6px;
  font-weight: 500;
}

/* Tariffs Section */
.tariffs-switch {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
}

.tariffs-switch__label {
  font-weight: 600;
  color: var(--gray-600);
  cursor: pointer;
  user-select: none;
}

.tariffs-switch__label.is-active {
  color: var(--dark);
}

.switch {
  position: relative;
  display: inline-block;
  width: 56px;
  height: 32px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--gray-200);
  transition: 0.3s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 24px;
  width: 24px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: 0.3s;
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

input:checked + .slider {
  background-color: var(--primary);
}

input:checked + .slider:before {
  transform: translateX(24px);
}

.tariffs-switch__discount {
  background: #fef3c7;
  color: #92400e;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  margin-left: 6px;
}

.tariffs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.tariff-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.tariff-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.tariff-card--featured {
  border: 2px solid var(--primary);
  box-shadow: 0 12px 36px rgba(0, 102, 255, 0.14);
}

.tariff-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 14px;
  border-radius: 999px;
  white-space: nowrap;
}

.tariff-card__header {
  margin-bottom: 20px;
  text-align: center;
}

.tariff-card__title {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.tariff-card__users {
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 600;
  background: var(--primary-light);
  padding: 3px 10px;
  border-radius: 6px;
  display: inline-block;
}

.tariff-card__price-box {
  text-align: center;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--gray-100);
}

.tariff-card__price {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark);
}

.tariff-card__period {
  font-size: 0.85rem;
  color: var(--gray-400);
}

.tariff-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.tariff-card__feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-600);
}

.tariff-card__feature svg {
  color: var(--success);
  flex-shrink: 0;
  margin-top: 2px;
}

.tariffs-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.tariffs-banner h3 {
  color: var(--white);
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.tariffs-banner p {
  color: #94a3b8;
  max-width: 600px;
}

/* Calculator Section */
.calculator {
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-md);
  padding: 48px;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 48px;
}

.calc-step {
  margin-bottom: 32px;
}

.calc-step__title {
  font-size: 1.1rem;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.calc-step__num {
  width: 28px;
  height: 28px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
}

.calc-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
}

.calc-card-option {
  position: relative;
  display: block;
  cursor: pointer;
}

.calc-card-option input {
  position: absolute;
  opacity: 0;
}

.calc-card-option__box {
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  text-align: center;
  transition: var(--transition);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--dark-light);
  background: var(--white);
}

.calc-card-option input:checked + .calc-card-option__box {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
}

.calc-checkboxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.calc-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 500;
  transition: var(--transition);
}

.calc-checkbox:hover {
  background: var(--primary-light);
  border-color: #bfdbfe;
}

.calc-checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.calc-result-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-result__header {
  border-bottom: 1px solid var(--gray-200);
  padding-bottom: 20px;
  margin-bottom: 20px;
}

.calc-result__label {
  font-size: 0.85rem;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.calc-result__price {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--primary);
  margin-top: 4px;
}

.calc-result__details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  font-size: 0.9rem;
  color: var(--gray-600);
}

.calc-result__details li {
  display: flex;
  justify-content: space-between;
}

.calc-result__details li strong {
  color: var(--dark);
}

/* Packages Section */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.pkg-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.pkg-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.pkg-card--popular {
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-lg);
}

.pkg-card__tag {
  position: absolute;
  top: -14px;
  right: 28px;
  background: var(--primary);
  color: var(--white);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.pkg-card__title {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.pkg-card__desc {
  font-size: 0.95rem;
  margin-bottom: 24px;
  min-height: 48px;
}

.pkg-card__price-row {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--gray-100);
}

.pkg-card__price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
}

.pkg-card__time {
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 600;
}

.pkg-card__items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pkg-card__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--dark-light);
}

.pkg-card__item svg {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Case Studies */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.case-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  padding: 36px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #bfdbfe;
}

.case-card__industry {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary);
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.case-card__title {
  font-size: 1.35rem;
  margin-bottom: 16px;
}

.case-card__metric-box {
  background: var(--primary-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.case-card__metric-val {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}

.case-card__metric-label {
  font-size: 0.85rem;
  color: var(--dark-light);
  font-weight: 600;
  text-align: right;
  max-width: 140px;
}

.case-card__body {
  margin-bottom: 24px;
  flex-grow: 1;
}

.case-card__body p {
  font-size: 0.92rem;
  margin-bottom: 10px;
}

.case-card__stack {
  font-size: 0.8rem;
  color: var(--gray-400);
  border-top: 1px solid var(--gray-100);
  padding-top: 14px;
}

/* Steps / Workflow */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  position: relative;
}

.step-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid var(--gray-200);
  position: relative;
  display: flex;
  flex-direction: column;
}

.step-card__number {
  font-size: 2.2rem;
  font-weight: 900;
  color: #bfdbfe;
  line-height: 1;
  margin-bottom: 16px;
}

.step-card__title {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.step-card__desc {
  font-size: 0.88rem;
}

/* Trust & Partner Verification Section */
.trust-box {
  background: linear-gradient(135deg, #f0f7ff 0%, #e0effe 100%);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-xl);
  padding: 48px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 40px;
}

.trust-box__content h3 {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.trust-box__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.trust-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
  box-shadow: var(--shadow-sm);
}

.trust-badge-pill svg {
  color: var(--success);
}

.trust-card-cert {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  border: 1px solid #dbeafe;
  text-align: center;
}

.trust-card-cert .cert-icon {
  width: 64px;
  height: 64px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.trust-card-cert h4 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.trust-card-cert p {
  font-size: 0.85rem;
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item[open] {
  border-color: #bfdbfe;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  padding: 20px 24px;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
  user-select: none;
}

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

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform 0.25s ease;
  color: var(--primary);
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 24px 20px 24px;
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* CTA Lead Magnet Banner */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #004ecc 100%);
  border-radius: var(--radius-xl);
  padding: 64px 48px;
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 102, 255, 0.25);
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-banner p {
  color: #bfdbfe;
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 36px auto;
}

.cta-banner__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn--white {
  background: var(--white);
  color: var(--primary);
  font-weight: 700;
}

.btn--white:hover {
  background: #f8fafc;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Contacts & Requisites Section */
.contacts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contacts-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.contact-card__icon {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-card__title {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 4px;
}

.contact-card__value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
}

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

.requisites-card h4 {
  font-size: 1.1rem;
  margin-bottom: 14px;
}

.requisites-table {
  width: 100%;
  font-size: 0.88rem;
  border-collapse: collapse;
}

.requisites-table td {
  padding: 8px 0;
  border-bottom: 1px solid var(--gray-200);
}

.requisites-table td:first-child {
  color: var(--gray-600);
  width: 40%;
}

.requisites-table td:last-child {
  font-weight: 600;
  color: var(--dark);
}

.contact-form-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-md);
  padding: 40px;
}

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

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--dark);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  outline: none;
  transition: var(--transition);
  color: var(--dark);
  background: var(--white);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(0, 102, 255, 0.12);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--gray-600);
  margin-bottom: 24px;
  cursor: pointer;
}

.form-checkbox input {
  margin-top: 3px;
  accent-color: var(--primary);
}

.form-checkbox a {
  color: var(--primary);
  text-decoration: underline;
}

/* Footer */
.footer {
  background: #090e17;
  color: #94a3b8;
  padding: 64px 0 32px 0;
  font-size: 0.9rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__col h4 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.footer__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.footer__disclaimer {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 32px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: #64748b;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 28px;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

.footer__legal-links {
  display: flex;
  gap: 20px;
}

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

/* Modern <dialog> styling according to web standards */
dialog {
  margin: auto;
  border: none;
  border-radius: var(--radius-xl);
  background: var(--white);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
  max-width: 520px;
  width: 90vw;
  padding: 0;
  overflow: hidden;
}

dialog::backdrop {
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-header {
  padding: 24px 28px;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.3rem;
  color: var(--dark);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--gray-400);
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

.modal-close-btn:hover {
  color: var(--dark);
}

.modal-body {
  padding: 28px;
  max-height: 75vh;
  overflow-y: auto;
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--dark);
  color: var(--white);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 999;
  transform: translateY(150%);
  opacity: 0;
  transition: all 0.35s ease;
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon {
  color: var(--success);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  max-width: 580px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  z-index: 900;
  transform: translateY(200%);
  transition: transform 0.4s ease;
}

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

.cookie-text {
  font-size: 0.85rem;
  color: var(--gray-600);
  line-height: 1.5;
}

/* Floating Action Button (Quick Contact) */
.floating-contact {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 80;
}

.floating-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.floating-btn--tg {
  background: #229ed9;
}

.floating-btn--tg:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 24px rgba(34, 158, 217, 0.4);
}

.floating-btn--call {
  background: var(--primary);
}

.floating-btn--call:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 24px rgba(0, 102, 255, 0.4);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }
  
  .calculator {
    grid-template-columns: 1fr;
  }
  
  .contacts-grid {
    grid-template-columns: 1fr;
  }
  
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .trust-box {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1160px) {
  .nav, .header__contacts {
    display: none;
  }
  
  .burger-btn {
    display: block;
  }
}
  
  .calc-checkboxes {
    grid-template-columns: 1fr;
  }
  
  .tariffs-banner {
    flex-direction: column;
    text-align: center;
  }
  
  .footer__grid {
    grid-template-columns: 1fr;
  }
  
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}