:root {
    --color-primary: #0A1628;
    --color-primary-light: #1A2744;
    --color-silver: #C0C0C0;
    --color-silver-light: #E5E7EB;
    --color-cta: #E8A838;
    --color-cta-hover: #D4922A;
    --color-text: #1E1E1E;
    --color-text-light: #6B7280;
    --color-white: #FFFFFF;
    --color-bg: #FAFAFA;
    --color-bg-alt: #F3F4F6;
    --color-success: #10B981;
    --color-danger: #EF4444;
    --gradient-dark: linear-gradient(135deg, #0A1628 0%, #1A2744 50%, #0A1628 100%);
    --gradient-dark-radial: radial-gradient(ellipse at top right, #1A2744 0%, #0A1628 70%);
    --gradient-cta: linear-gradient(135deg, #E8A838 0%, #D4922A 100%);
    --gradient-silver: linear-gradient(135deg, #E5E7EB 0%, #C0C0C0 50%, #808080 100%);
    --container-max-width: 1200px;
    --font-body: "Inter", "Segoe UI", Arial, sans-serif;
    --font-heading: "Montserrat", "Segoe UI", Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.5;
    background-color: var(--color-bg);
    overflow-x: hidden;
    text-wrap: pretty;
}

h1,
h2,
h3,
h4,
.heading-font,
.f-logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.25s ease, transform 0.25s ease, background-color 0.25s ease;
}

ul {
    list-style: none;
}

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

svg {
    overflow: visible;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    position: relative;
    padding: 84px 0;
}

.section-dark {
    background: var(--gradient-dark);
    color: var(--color-white);
}

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

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

.section-radial {
    background:
        radial-gradient(circle at top right, rgba(232, 168, 56, 0.18), transparent 28%),
        var(--gradient-dark-radial);
    color: var(--color-white);
}

h1 {
    font-size: clamp(32px, 4vw, 56px);
    line-height: 1.16;
    margin-bottom: 24px;
    font-weight: 800;
}

h2 {
    position: relative;
    max-width: 900px;
    margin-bottom: 40px;
    font-size: clamp(28px, 3vw, 40px);
    line-height: 1.18;
}

h3 {
    font-size: clamp(20px, 2vw, 24px);
    line-height: 1.24;
    margin-bottom: 16px;
}

.accent {
    color: var(--color-cta);
}

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 16px 32px;
    border: none;
    border-radius: 10px;
    background: var(--gradient-cta);
    color: var(--color-primary);
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(232, 168, 56, 0.25);
}

.btn:hover {
    background: var(--color-cta-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(232, 168, 56, 0.35);
}

.icon {
    width: 24px;
    height: 24px;
    flex: 0 0 auto;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.icon-lg {
    width: 48px;
    height: 48px;
}

.icon-sm {
    width: 18px;
    height: 18px;
}

.bg-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.05;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='103.923' viewBox='0 0 60 103.923' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0l30 17.32v34.64L30 69.28 0 51.96V17.32zM30 103.923l30-17.32V51.96L30 34.64 0 51.96v34.64z' fill='%23ffffff' fill-opacity='1' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.section-light .bg-pattern,
.section-gray .bg-pattern {
    filter: invert(1);
    opacity: 0.03;
}

.title-decor::before {
    content: "";
    position: absolute;
    top: -16px;
    left: 0;
    width: 80px;
    height: 4px;
    border-radius: 2px;
    background: var(--gradient-cta);
}

.section-heading {
    max-width: 920px;
    margin: 0 auto 44px;
}

.section-heading--center {
    text-align: center;
}

header {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    min-height: 80px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(10, 22, 40, 0.92);
    color: var(--color-white);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(12px);
}

header.scrolled {
    background: rgba(10, 22, 40, 0.92);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    width: 100%;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
    flex: 0 0 auto;
}

.logo-mark {
    width: 96px;
    flex-shrink: 0;
    object-fit: contain;
}

.logo-text-wrap {
    display: flex;
    align-items: center;
    min-width: 0;
}

.slogan {
    display: block;
    max-width: 172px;
    padding-left: 14px;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-silver);
    font-size: 12px;
    line-height: 1.25;
    white-space: normal;
}

nav {
    margin-left: auto;
    min-width: 0;
}

.nav-menu {
    display: flex;
    gap: 4px;
}

.nav-menu li a {
    padding: 8px 12px;
    font-size: 15px;
    font-weight: 500;
    white-space: nowrap;
}

.nav-menu li a:hover {
    color: var(--color-cta);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 0 0 auto;
}

.header-contacts {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.header-contacts__row {
    display: flex;
    align-items: center;
    gap: 6px;
    line-height: 1.2;
}

.header-contact-icon {
    width: 14px;
    height: 14px;
    flex: 0 0 14px;
    display: block;
    stroke: currentColor;
    stroke-width: 1.4;
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: 0.92;
}

.header-contacts__row:hover {
    color: var(--color-cta);
}

.header-contacts__row--phone span {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
}

.header-contacts__row--email span {
    font-size: 11px;
    font-weight: 400;
    white-space: nowrap;
}

.burger {
    display: none;
    border: none;
    background: none;
    color: var(--color-white);
    cursor: pointer;
}

#hero {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: flex-start;
    padding: 96px 0 72px;
    overflow: hidden;
}

.hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 60% 40%;
    gap: 40px;
    align-items: start;
}

.hero-content {
    padding-top: 8px;
}

.hero-subtitle {
    max-width: 90%;
    margin-bottom: 40px;
    font-size: 18px;
    color: var(--color-silver-light);
}

.hero-cta-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 48px;
}

.hero-cta-note {
    font-size: 13px;
    color: var(--color-silver);
}

.pulse-btn {
    animation: pulse 3s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

.hero-stats {
    display: flex;
    gap: 24px;
}

.stat-item {
    flex: 1;
    padding-left: 16px;
    border-left: 1px solid rgba(192, 192, 192, 0.2);
}

.stat-item:first-child {
    padding-left: 0;
    border-left: none;
}

.stat-val {
    margin-bottom: 4px;
    color: var(--color-cta);
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
}

.stat-label {
    font-size: 13px;
    color: var(--color-silver);
    line-height: 1.2;
}

.hero-image-wrapper {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.hero-image-wrapper::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.52), rgba(26, 39, 68, 0.08));
}

.hero-image-wrapper img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    object-position: center;
}

.services-grid,
.problems-grid,
.tariffs-grid {
    display: grid;
    gap: 24px;
}

.services-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.service-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-height: 100%;
    padding: 28px 28px 30px;
    background: var(--color-white);
    border: 1px solid #D9E1EC;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(10, 22, 40, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.service-card::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: var(--gradient-cta);
    transition: height 0.3s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: rgba(232, 168, 56, 0.42);
    box-shadow: 0 18px 40px rgba(10, 22, 40, 0.12);
}

.service-card:hover::after {
    height: 3px;
}

.icon-circle,
.extra-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon-circle {
    width: 58px;
    height: 58px;
    margin-bottom: 22px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.icon-circle .icon,
.extra-icon .icon {
    width: 22px;
    height: 22px;
    display: block;
    stroke-width: 1.9;
}

.service-card h3 {
    margin-bottom: 14px;
    color: var(--color-primary);
    font-size: 19px;
    line-height: 1.22;
    text-wrap: balance;
    word-break: normal;
    overflow-wrap: normal;
    hyphens: none;
}

.service-card p {
    flex: 1 1 auto;
    max-width: 22ch;
    margin-bottom: 26px;
    color: var(--color-text-light);
    font-size: 15px;
    line-height: 1.55;
}

.service-price {
    color: var(--color-primary);
    font-size: 18px;
    font-weight: 700;
    margin-top: auto;
}

.services-cta,
.solution-cta {
    margin-top: 48px;
    text-align: center;
}

.problems-grid {
    grid-template-columns: repeat(3, 1fr);
}

.problem-card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px;
    background: var(--color-white);
    border-left: 4px solid var(--color-danger);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.problem-icon {
    color: var(--color-danger);
}

.problem-card h3 {
    margin-bottom: 8px;
    font-size: 18px;
}

.problem-card p {
    color: var(--color-text-light);
    font-size: 14px;
}

.solution-wrapper {
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.solution-row {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: 16px;
}

.sol-col {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 96px;
    padding: 20px;
    border-radius: 12px;
}

.sol-bad {
    max-width: 420px;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.sol-good {
    max-width: 440px;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.sol-arrow {
    width: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--color-silver);
}

.sol-icon {
    width: 28px;
    height: 28px;
}

.sol-bad .sol-icon {
    color: var(--color-danger);
}

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

.sol-text {
    font-size: 15px;
    font-weight: 500;
}

#how-it-works {
    background:
        radial-gradient(circle at top right, rgba(232, 168, 56, 0.12), transparent 32%),
        linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
}

.stages-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 22px;
    align-items: stretch;
}

.stage-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-height: 100%;
    padding: 28px 22px 26px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid #DCE3ED;
    border-radius: 22px;
    box-shadow: 0 16px 36px rgba(10, 22, 40, 0.07);
}

.stage-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 24px;
    right: 24px;
    height: 4px;
    border-radius: 0 0 8px 8px;
    background: linear-gradient(90deg, #E8A838 0%, #D4922A 100%);
}

.stage-num {
    margin: 0 0 18px;
    color: rgba(10, 22, 40, 0.18);
    font-size: 44px;
    font-weight: 800;
    line-height: 1;
}

.stage-icon-wrap {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    background: linear-gradient(135deg, #0A1628 0%, #1A2744 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    color: var(--color-white);
    box-shadow: 0 10px 24px rgba(10, 22, 40, 0.14);
}

.stage-icon-wrap .icon {
    width: 24px;
    height: 24px;
    stroke-width: 1.9;
}

.stage-card h3 {
    margin-bottom: 12px;
    color: var(--color-primary);
    font-size: 18px;
    line-height: 1.22;
}

.stage-card p {
    margin-bottom: 18px;
    color: var(--color-text-light);
    font-size: 14px;
    line-height: 1.55;
}

.stage-time {
    display: inline-flex;
    margin-top: auto;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(10, 22, 40, 0.06);
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 600;
    border: 1px solid rgba(10, 22, 40, 0.08);
}

.stages-note {
    margin-top: 28px;
    text-align: center;
    color: var(--color-text-light);
    font-size: 14px;
    font-style: italic;
}

#tariffs {
    background:
        radial-gradient(circle at top left, rgba(10, 22, 40, 0.05), transparent 28%),
        linear-gradient(180deg, #F3F4F6 0%, #ECEFF3 100%);
}

.tariffs-container {
    max-width: 1200px;
    margin: 0 auto;
}

.tariffs-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: stretch;
}

.tariff-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-white);
    border: 1px solid #DCE3ED;
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 14px 38px rgba(10, 22, 40, 0.07);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.tariff-card:hover {
    transform: translateY(-6px);
    border-color: rgba(232, 168, 56, 0.36);
    box-shadow: 0 18px 44px rgba(10, 22, 40, 0.12);
}

.tariff-head {
    min-height: 88px;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 22px 24px;
    color: var(--color-white);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.tariff-silver .tariff-head {
    background: linear-gradient(135deg, #172843 0%, #0A1628 100%);
    color: var(--color-white);
}

.tariff-cta .tariff-head {
    background: linear-gradient(135deg, #E8A838 0%, #D4922A 100%);
    color: var(--color-primary);
}

.tariff-dark .tariff-head {
    background: linear-gradient(135deg, #1A2744, #0A1628);
}

.tariff-head .icon {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
}

.tariff-head h3 {
    margin: 0;
    font-size: 20px;
    line-height: 1.15;
}

.tariff-body {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    padding: 28px 24px 24px;
}

.t-price {
    margin-bottom: 26px;
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 800;
}

.t-list {
    margin-bottom: 28px;
}

.t-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
    font-size: 15px;
    line-height: 1.45;
}

.t-list li .icon {
    width: 18px;
    height: 18px;
    color: var(--color-success);
    margin-top: 2px;
}

.t-list li strong {
    color: var(--color-primary);
}

.tariff-popular {
    z-index: 2;
    border: 1px solid rgba(232, 168, 56, 0.55);
    box-shadow: 0 20px 48px rgba(212, 146, 42, 0.16);
}

.badge-popular {
    position: absolute;
    top: 16px;
    right: 16px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-white);
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 600;
    padding: 8px 12px;
    border-radius: 999px;
    box-shadow: 0 8px 18px rgba(10, 22, 40, 0.08);
}

.badge-popular .icon {
    width: 14px !important;
    height: 14px !important;
    margin-right: 0 !important;
}

.tariff-promo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 32px;
    padding: 16px;
    background: rgba(232, 168, 56, 0.1);
    border-radius: 12px;
    font-size: 15px;
    font-weight: 500;
}

.tariff-card .btn {
    width: 100%;
    margin-top: auto;
}

#licenses-gallery {
    background:
        radial-gradient(circle at top right, rgba(232, 168, 56, 0.1), transparent 28%),
        linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
}

.licenses-intro {
    max-width: 760px;
    margin: -10px auto 34px;
    text-align: center;
    color: var(--color-text-light);
    font-size: 16px;
    line-height: 1.55;
}

.licenses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.license-card {
    appearance: none;
    width: 100%;
    padding: 0;
    border: 1px solid #DCE3ED;
    border-radius: 18px;
    background: var(--color-white);
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 12px 32px rgba(10, 22, 40, 0.07);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    text-align: left;
}

.license-card:hover {
    transform: translateY(-4px);
    border-color: rgba(232, 168, 56, 0.4);
    box-shadow: 0 18px 42px rgba(10, 22, 40, 0.12);
}

.license-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    object-position: top center;
    background: #EFF3F8;
}

.license-card__caption {
    display: block;
    padding: 14px 16px 16px;
    color: var(--color-primary);
    font-size: 14px;
    font-weight: 600;
}

#work-types {
    background:
        linear-gradient(rgba(10, 22, 40, 0.94), rgba(10, 22, 40, 0.98)),
        radial-gradient(circle at top right, rgba(232, 168, 56, 0.26), transparent 28%),
        radial-gradient(circle at bottom left, rgba(255, 255, 255, 0.07), transparent 22%);
}

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

.acc-item {
    border-bottom: 1px solid rgba(192, 192, 192, 0.15);
}

.acc-header {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 20px 0;
    cursor: pointer;
}

.acc-num {
    width: 60px;
    background: var(--gradient-silver);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-heading);
    font-size: 40px;
    font-weight: 800;
}

.acc-title {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
}

.acc-icon {
    transition: transform 0.3s ease;
}

.acc-item.active .acc-icon {
    transform: rotate(180deg);
    color: var(--color-cta);
}

.acc-content {
    max-height: 0;
    overflow: hidden;
    color: var(--color-silver);
    font-size: 15px;
    transition: max-height 0.4s ease, padding-bottom 0.4s ease;
}

.acc-item.active .acc-content {
    max-height: 220px;
    padding-bottom: 20px;
}

.about-grid,
.extra-row,
.cta-grid,
.footer-grid {
    display: grid;
}

.about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    margin-bottom: 16px;
    color: var(--color-text-light);
    font-size: 16px;
}

.about-stats {
    display: flex;
    gap: 32px;
    margin: 32px 0;
    padding: 24px 0;
    border-top: 1px solid var(--color-silver-light);
    border-bottom: 1px solid var(--color-silver-light);
}

.a-stat h4 {
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-size: 28px;
}

.a-stat p {
    margin: 0;
    color: var(--color-text-light);
    font-size: 13px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.a-feat {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
}

.a-feat .icon {
    color: var(--color-cta);
}

.about-img {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
}

.about-img::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    border: 4px solid var(--color-cta);
    border-radius: 20px;
    opacity: 0.2;
    transform: translate(16px, 16px);
}

.about-img img {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 500px;
    border-radius: 20px;
    object-fit: cover;
}

.extra-row {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 60px;
}

.extra-row:nth-child(even) .extra-content {
    order: 2;
}

.extra-row:nth-child(even) .extra-img {
    order: 1;
}

.extra-content {
    padding: 40px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(192, 192, 192, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.extra-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
    border-radius: 12px;
    background: var(--gradient-silver);
    color: var(--color-primary);
}

.extra-img img {
    width: 100%;
    height: 350px;
    aspect-ratio: 4 / 3;
    border-radius: 16px;
    object-fit: cover;
    object-position: center;
    background: rgba(255, 255, 255, 0.06);
}

.extra-btn {
    margin-top: 24px;
}

.reviews-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    margin-bottom: 32px;
}

.reviews-controls {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.reviews-btn {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-silver-light);
    border-radius: 50%;
    background: var(--color-white);
    color: var(--color-primary);
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(10, 22, 40, 0.06);
}

.reviews-btn:hover {
    color: var(--color-cta);
    border-color: var(--color-cta);
}

.reviews-btn[data-slider-prev] .icon {
    transform: rotate(90deg);
}

.reviews-btn[data-slider-next] .icon {
    transform: rotate(-90deg);
}

.reviews-track {
    overflow: hidden;
}

.reviews-slider {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    padding: 4px 4px 24px;
    scroll-behavior: smooth;
    scroll-snap-type: x proximity;
    scroll-padding-left: 4px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    touch-action: pan-y pinch-zoom;
    cursor: grab;
}

.reviews-slider::-webkit-scrollbar {
    display: none;
}

.reviews-slider.is-dragging {
    cursor: grabbing;
    user-select: none;
    scroll-snap-type: none;
    scroll-behavior: auto;
}

.review-card {
    position: relative;
    flex: 0 0 clamp(300px, 36vw, 400px);
    display: flex;
    flex-direction: column;
    padding: 32px;
    background: var(--color-white);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    scroll-snap-align: start;
}

.quote-icon {
    position: absolute;
    top: 24px;
    left: 24px;
    width: 40px;
    height: 40px;
    color: var(--color-cta);
    opacity: 0.2;
}

.review-text {
    margin: 32px 0 24px;
    flex-grow: 1;
    color: var(--color-text);
    font-size: 16px;
    font-style: italic;
}

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

.avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    margin-bottom: 2px;
    font-size: 16px;
}

.author-info p {
    color: var(--color-text-light);
    font-size: 13px;
}

.review-tag {
    align-self: flex-start;
    padding: 4px 10px;
    background: var(--color-bg-alt);
    border-radius: 12px;
    color: var(--color-text-light);
    font-size: 12px;
    font-weight: 500;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    overflow: hidden;
    margin-bottom: 16px;
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.faq-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
}

.faq-icon {
    color: var(--color-primary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--color-cta);
}

.faq-content {
    max-height: 0;
    padding: 0 24px;
    overflow: hidden;
    color: var(--color-text-light);
    transition: max-height 0.3s ease, padding-bottom 0.3s ease;
}

.faq-item.active .faq-content {
    max-height: 220px;
    padding-bottom: 20px;
}

.cta-grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.cta-info h2 {
    margin-bottom: 16px;
}

.cta-desc {
    margin-bottom: 32px;
    color: var(--color-silver);
    font-size: 16px;
}

.cta-contacts li {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    font-size: 15px;
}

.cta-contacts .icon,
.f-contacts .icon {
    color: var(--color-cta);
}

.form-card {
    position: relative;
    padding: 40px;
    background: var(--color-white);
    border-radius: 20px;
    color: var(--color-text);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.form-card::before {
    content: "";
    position: absolute;
    inset: -2px;
    z-index: -1;
    background: var(--gradient-silver);
    border-radius: 22px;
}

.form-title {
    margin-bottom: 24px;
    text-align: center;
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
}

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

.form-group .icon {
    position: absolute;
    top: 14px;
    left: 16px;
    color: var(--color-text-light);
}

.form-input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    border: 1px solid #D1D5DB;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 15px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-cta);
    box-shadow: 0 0 0 3px rgba(232, 168, 56, 0.15);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
    color: var(--color-text-light);
    font-size: 12px;
}

.checkbox-group input {
    margin-top: 2px;
    cursor: pointer;
}

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

.form-btn {
    width: 100%;
}

.form-note {
    margin-top: 16px;
    text-align: center;
    color: var(--color-text-light);
    font-size: 12px;
}

footer {
    padding: 80px 0 24px;
    background: var(--color-primary);
    color: var(--color-silver-light);
}

.footer-grid {
    grid-template-columns: 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-col h4 {
    margin-bottom: 24px;
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 18px;
}

.f-brand {
    display: flex;
    align-items: center;
    margin-bottom: 16px;
}

.f-logo-mark {
    width: 122px;
    object-fit: contain;
}

.f-logo-text {
    display: block;
    color: var(--color-white);
    font-size: 24px;
    font-weight: 800;
}

.footer-col ul li {
    margin-bottom: 12px;
    font-size: 14px;
}

.footer-col ul li a:hover {
    color: var(--color-cta);
}

.f-contacts li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 14px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(192, 192, 192, 0.15);
    color: rgba(192, 192, 192, 0.72);
    font-size: 12px;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
    background: rgba(10, 22, 40, 0.85);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    padding: 40px;
    overflow-y: auto;
    background: var(--color-white);
    border-radius: 16px;
    color: var(--color-text);
}

.modal-image {
    padding: 18px;
}

.modal-content--image {
    max-width: min(1100px, 96vw);
    max-height: 92vh;
    padding: 48px 18px 18px;
    background: #0C1526;
    border-radius: 20px;
}

.modal-content--image img {
    width: 100%;
    max-height: calc(92vh - 66px);
    object-fit: contain;
    object-position: center;
    border-radius: 12px;
    background: #FFFFFF;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    border: none;
    background: none;
    color: var(--color-text-light);
    cursor: pointer;
}

.animate-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s cubic-bezier(0.25, 0.1, 0.25, 1), transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

.sticky-mobile-btn {
    display: none;
    position: fixed;
    left: 24px;
    right: 24px;
    bottom: 24px;
    z-index: 900;
    padding: 16px;
    background: var(--gradient-cta);
    color: var(--color-primary);
    text-align: center;
    border-radius: 12px;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(232, 168, 56, 0.3);
    transition: transform 0.3s ease, opacity 0.3s ease;
    transform: translateY(100px);
    opacity: 0;
}

.sticky-mobile-btn.visible {
    transform: translateY(0);
    opacity: 1;
}

@media (max-width: 1200px) {
    .slogan {
        display: none;
    }

    .hero-grid {
        grid-template-columns: 55% 45%;
    }

    .nav-menu li a {
        padding: 8px;
        font-size: 14px;
    }
}

@media (max-width: 1023px) {
    header {
        min-height: 60px;
    }

    .burger {
        display: block;
    }

    .nav-menu,
    .header-contacts,
    .header-actions .btn {
        display: none;
    }

    .mobile-menu-active .nav-menu {
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        display: flex;
        flex-direction: column;
        padding: 24px;
        background: var(--color-primary);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    }

    #hero {
        padding-top: 82px;
        background:
            linear-gradient(135deg, rgba(10, 22, 40, 0.96), rgba(26, 39, 68, 0.94)),
            radial-gradient(circle at top right, rgba(232, 168, 56, 0.28), transparent 30%),
            radial-gradient(circle at bottom left, rgba(255, 255, 255, 0.08), transparent 24%);
    }

    .hero-grid,
    .problems-grid,
    .tariffs-grid,
    .licenses-grid,
    .about-grid,
    .cta-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero-grid {
        text-align: center;
    }

    .hero-subtitle {
        max-width: none;
    }

    .hero-cta-group {
        align-items: center;
    }

    .hero-image-wrapper {
        display: none;
    }

    .solution-row {
        flex-direction: column;
        gap: 8px;
    }

    .sol-arrow {
        width: 100%;
        height: 22px;
        margin: 0 auto;
        transform: rotate(90deg);
    }

    .sol-bad,
    .sol-good {
        max-width: none;
    }

    .solution-wrapper {
        gap: 24px;
    }

    .sol-col {
        min-height: auto;
        padding: 18px 20px;
    }

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

    .extra-row {
        display: flex;
        flex-direction: column;
        gap: 24px;
        margin-bottom: 40px;
    }

    .extra-row > .extra-img,
    .extra-row:nth-child(even) .extra-img {
        order: 1;
    }

    .extra-row > .extra-content,
    .extra-row:nth-child(even) .extra-content {
        order: 2;
    }

    .reviews-head {
        flex-direction: column;
        align-items: flex-start;
    }

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

@media (max-width: 767px) {
    .section {
        padding: 64px 0;
    }

    h1 {
        font-size: 32px;
    }

    h2 {
        font-size: 24px;
    }

    .container {
        padding: 0 18px;
    }

    .logo-mark {
        width: 74px;
    }

    .hero-stats,
    .about-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-item {
        padding-top: 16px;
        padding-left: 0;
        border-top: 1px solid rgba(192, 192, 192, 0.2);
        border-left: none;
    }

    .stat-item:first-child {
        padding-top: 0;
        border-top: none;
    }

    .review-card {
        flex-basis: 280px;
    }

    .licenses-intro {
        margin-bottom: 24px;
        font-size: 15px;
    }

    .solution-wrapper {
        gap: 22px;
    }

    .solution-row {
        gap: 7px;
    }

    .sol-col {
        gap: 14px;
        padding: 16px 18px;
        border-radius: 14px;
    }

    .sol-arrow {
        height: 18px;
        margin: -2px auto;
    }

    .sol-icon {
        width: 24px;
        height: 24px;
    }

    .sol-text {
        font-size: 14px;
    }

    .form-card,
    .extra-content,
    .modal-content {
        padding: 28px;
    }

    .sticky-mobile-btn {
        display: block;
    }
}