/* ========================================
   CSS VARIABLES / DESIGN TOKENS
   ======================================== */
:root {
    /* Colors */
    --color-primary-blue: #266DF0;
    --color-light-blue: #538BF3;
    --color-light-blue-border: #709FF5;
    --color-light-blue-bg: #8FB7FF;
    --color-light-blue-fill: #E8F0FF;
    --color-black: #101010;
    --color-secondary-text: #505C6E;
    --color-gray-light: #5F6B7C;
    --color-border: #E4E7EC;
    --color-border-light: #CAD0D9;
    --color-divider: #DCE0E6;
    --color-white: #FFFFFF;
    --color-bg-light: #F8F8F8;
    --color-bg-section: #FAFAFA;
    --color-bg-gray: #F6F6F6;
    --color-green: #34A853;
    --color-purple: #7F2BE6;
    --color-accent-blue: #2B55E6;
    --color-footer-bg: #000000;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 6px;
    --spacing-md: 8px;
    --spacing-lg: 10px;
    --spacing-xl: 12px;
    --spacing-2xl: 16px;
    --spacing-3xl: 18px;
    --spacing-4xl: 24px;
    --spacing-5xl: 28px;
    --spacing-6xl: 32px;
    --spacing-7xl: 48px;
    --spacing-8xl: 56px;
    --spacing-9xl: 64px;
    --spacing-10xl: 72px;
    --content-width: 1312px;
    --content-padding-x: 304px;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 99px;

    /* Shadows */
    --shadow-featured: 0 0 4px rgba(43, 85, 230, 0.1);
    --blur-bg: 18px;
}

/* ========================================
   RESET & BASE
   ======================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 15px;
    font-weight: 400;
    line-height: 1.4;
    color: var(--color-black);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ========================================
   SECTION HEADERS (shared)
   ======================================== */
.section-tag {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-2xl);
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 400;
    color: var(--color-black);
}

.section-title {
    font-size: 24px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-black);
}

.section-subtitle {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.35;
    color: var(--color-secondary-text);
}

.section-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-4xl);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 15px;
    line-height: 1.4;
    transition: all 0.2s ease;
    cursor: pointer;
    white-space: nowrap;
}

.btn--primary {
    padding: 10px 24px 10px 20px;
    background: var(--color-primary-blue);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    font-weight: 500;
}

.btn--primary:hover {
    background: #1D5FD4;
}

.btn--secondary {
    padding: 10px 24px;
    background: var(--color-white);
    color: var(--color-black);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    font-weight: 400;
}

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

.btn--outline {
    padding: var(--spacing-lg) var(--spacing-2xl);
    gap: var(--spacing-lg);
    background: var(--color-bg-light);
    color: var(--color-black);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 500;
}

.btn--outline:hover {
    background: var(--color-bg-section);
    border-color: var(--color-border-light);
}

.btn--dark {
    padding: var(--spacing-lg) var(--spacing-2xl);
    gap: var(--spacing-lg);
    background: var(--color-black);
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 500;
}

.btn--dark:hover {
    background: #2A2A2A;
}

.btn--outline-lg {
    padding: 14px 24px;
    background: var(--color-white);
    color: var(--color-black);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    min-width: 158px;
    height: 52px;
}

.btn--outline-lg:hover {
    background: var(--color-bg-light);
}

.btn--primary-lg {
    padding: var(--spacing-lg) var(--spacing-2xl) var(--spacing-lg) 18px;
    gap: 12px;
    background: var(--color-primary-blue);
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 500;
}

.btn--primary-lg:hover {
    background: #1D5FD4;
}

.btn--cta {
    padding: 10px 24px 10px 20px;
    gap: var(--spacing-sm);
    background: var(--color-light-blue);
    color: var(--color-white);
    border: 1px solid var(--color-light-blue-border);
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
}

.btn--cta:hover {
    background: #4A7DEE;
}

/* ========================================
   TAG
   ======================================== */
.tag {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-2xl);
    background: var(--color-bg-light);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 400;
    color: var(--color-black);
}

/* ========================================
   HEADER
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-bg-section);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(var(--blur-bg));
    -webkit-backdrop-filter: blur(var(--blur-bg));
}

.header__inner {
    max-width: 100%;
    height: 68px;
    padding: var(--spacing-md) var(--content-padding-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__logo-svg {
    height: 20px;
    width: auto;
}

.header__nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-4xl);
}

.nav-btn {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-black);
    transition: color 0.2s;
}

.nav-btn:hover {
    color: var(--color-primary-blue);
}

/* ========================================
   HERO
   ======================================== */
.hero {
    position: relative;
    min-height: 496px;
    padding: 140px var(--content-padding-x);
    background: var(--color-bg-light);
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0.1;
    background-image: radial-gradient(circle, var(--color-black) 1px, transparent 1px);
    background-size: 7.5px 7.5px;
    pointer-events: none;
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 612px;
}

.hero__title {
    font-size: 36px;
    font-weight: 600;
    line-height: 1.1;
    color: var(--color-black);
    margin-bottom: var(--spacing-xl);
}

.hero__subtitle {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.35;
    color: var(--color-secondary-text);
    margin-bottom: var(--spacing-4xl);
}

.hero__buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.hero__image {
    position: absolute;
    right: var(--content-padding-x);
    top: 50%;
    transform: translateY(-50%);
    width: 1024px;
    height: 576px;
    z-index: 1;
}

.hero__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

/* ========================================
   COMPANIES
   ======================================== */
.companies {
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-9xl) var(--content-padding-x);
}

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

.companies__logos {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4xl);
}

.companies__logo-item {
    flex: 1;
    max-width: 254px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.companies__logo-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.companies__logo-item img:hover {
    opacity: 1;
}

/* ========================================
   TARIFFS
   ======================================== */
.tariffs {
    background: var(--color-white);
    padding: var(--spacing-7xl) var(--content-padding-x) var(--spacing-8xl);
}

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

.tariffs__cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-4xl);
}

.tariff-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
    transition: box-shadow 0.2s, border-color 0.2s;
}

.tariff-card:hover {
    border-color: var(--color-border-light);
}

.tariff-card--featured {
    border: 1.5px solid var(--color-accent-blue);
    box-shadow: var(--shadow-featured);
    position: relative;
}

.tariff-card__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.tariff-card__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.tariff-card__dot--blue { background: var(--color-accent-blue); }
.tariff-card__dot--green { background: var(--color-green); }
.tariff-card__dot--purple { background: var(--color-purple); }

.tariff-card__name {
    font-size: 18px;
    font-weight: 400;
    color: var(--color-black);
}

.tariff-card__badge {
    margin-left: auto;
    padding: var(--spacing-xs) var(--spacing-lg);
    background: var(--color-light-blue-fill);
    border: 1px solid var(--color-accent-blue);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 400;
    color: var(--color-black);
}

.tariff-card__price {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.tariff-card__amount {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.96px;
    color: var(--color-black);
}

.tariff-card__old-amount {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.4;
    letter-spacing: -0.48px;
    color: var(--color-secondary-text);
    text-decoration: line-through;
}

.tariff-card__desc {
    font-size: 15px;
    font-weight: 400;
    line-height: 1.4;
    color: var(--color-black);
}

.tariff-card__link {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-secondary-text);
    transition: color 0.2s;
}

.tariff-card__link:hover {
    color: var(--color-primary-blue);
}

.tariffs__footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

/* ========================================
   PROJECTS
   ======================================== */
.projects {
    position: relative;
    background: var(--color-white);
    padding: var(--spacing-5xl) var(--content-padding-x) var(--spacing-8xl);
}

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

.projects__decor-corner {
    position: absolute;
    width: 18px;
    height: 18px;
    border: 1.5px solid var(--color-border-light);
}

.projects__decor-corner--tl { top: 28px; left: 304px; border-right: none; border-bottom: none; }
.projects__decor-corner--tr { top: 28px; right: 304px; border-left: none; border-bottom: none; }
.projects__decor-corner--bl { bottom: 56px; left: 304px; border-right: none; border-top: none; }
.projects__decor-corner--br { bottom: 56px; right: 304px; border-left: none; border-top: none; }

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

.projects__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-4xl);
}

.project-card {
    position: relative;
    height: 425px;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.project-card__image {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

/* Overlay gradient on project cards */
.project-card__image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%);
}

.project-card__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-4xl);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    z-index: 2;
}

.project-card__title {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-white);
}

.project-card__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-black);
    border-radius: var(--radius-md);
    transition: background 0.2s;
}

.project-card__link:hover {
    background: #2A2A2A;
}

.projects__cta {
    display: flex;
    justify-content: center;
}

/* ========================================
   HIGHLIGHT
   ======================================== */
.highlight {
    position: relative;
    background: var(--color-white);
    padding: var(--spacing-4xl) 360px;
    overflow: hidden;
}

.highlight__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-4xl);
    position: relative;
}

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

.highlight__ellipse {
    position: absolute;
    border: 1px solid var(--color-divider);
    border-radius: 50%;
}

.highlight__ellipse--1 {
    width: 200px; height: 200px; top: 10%; left: 5%;
}
.highlight__ellipse--2 {
    width: 300px; height: 300px; top: 20%; right: 10%;
}
.highlight__ellipse--3 {
    width: 150px; height: 150px; bottom: 15%; left: 15%;
}

.highlight__text {
    text-align: center;
}

.highlight__intro {
    font-size: 24px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-secondary-text);
    margin-bottom: var(--spacing-xl);
}

.highlight__stat {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
    margin-bottom: var(--spacing-xl);
}

.highlight__chevron {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ========================================
   EXPERTISE
   ======================================== */
.expertise {
    background: var(--color-white);
    padding: var(--spacing-7xl) var(--content-padding-x);
}

.expertise__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4xl);
}

.expertise__row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
}

.expertise__card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-7xl);
    position: relative;
    overflow: hidden;
}

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

.expertise__title {
    font-size: 24px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-black);
    margin-bottom: var(--spacing-xl);
}

.expertise__subtitle {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.35;
    color: var(--color-secondary-text);
    margin-bottom: var(--spacing-4xl);
}

.expertise__link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-primary-blue);
    transition: color 0.2s;
}

.expertise__link:hover {
    color: #1D5FD4;
}

.expertise__image {
    width: 100%;
    height: 287px;
    background-size: cover;
    background-position: center;
    margin-bottom: var(--spacing-4xl);
}

.expertise__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

/* Decorative elements */
.expertise__decor {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.expertise__decor-square {
    position: absolute;
    width: 18px;
    height: 18px;
    border: 1.5px solid var(--color-border-light);
}

.expertise__decor-square--1 { top: 20px; right: 20px; }
.expertise__decor-square--2 { bottom: 20px; right: 60px; }
.expertise__decor-square--3 { top: 60px; left: 20px; }
.expertise__decor-square--4 { bottom: 40px; left: 40px; }

.expertise__decor-ellipse {
    position: absolute;
    border: 1px solid var(--color-border-light);
    border-radius: 50%;
}

.expertise__decor-ellipse--1 { width: 100px; height: 100px; top: 10%; right: 10%; }
.expertise__decor-ellipse--2 { width: 150px; height: 150px; bottom: 20%; left: 5%; }
.expertise__decor-ellipse--3 { width: 80px; height: 80px; top: 50%; right: 30%; }

/* ========================================
   REVIEWS
   ======================================== */
.reviews {
    background: var(--color-white);
    padding: var(--spacing-8xl) var(--content-padding-x);
}

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

.reviews__columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-7xl);
}

.reviews__column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.review-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4xl);
}

.review-card__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.review-card__avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: var(--color-bg-light);
    flex-shrink: 0;
    overflow: hidden;
}

.review-card__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.review-card__info {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.review-card__name {
    font-size: 18px;
    font-weight: 500;
    color: var(--color-black);
}

.review-card__company {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-secondary-text);
}

.review-card__text {
    font-size: 15px;
    font-weight: 400;
    line-height: 1.4;
    color: var(--color-secondary-text);
    text-align: top;
}

.reviews__divider {
    height: 100px;
    background: linear-gradient(90deg, transparent, var(--color-divider), transparent);
    width: 1199px;
    margin: 0 auto;
}

/* ========================================
   FAQ
   ======================================== */
.faq {
    background: var(--color-white);
    padding: var(--spacing-7xl) var(--content-padding-x);
    position: relative;
}

.faq__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 496px 1fr;
    gap: var(--spacing-7xl);
    position: relative;
}

.faq__left {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.faq__right {
    background: var(--color-bg-section);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-2xl);
    cursor: pointer;
    transition: background 0.2s;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-black);
}

.faq-item--active .faq-item__question {
    padding: var(--spacing-2xl);
    font-weight: 400;
    color: var(--color-secondary-text);
    background: var(--color-white);
}

.faq-item__answer {
    padding: 0 var(--spacing-2xl) var(--spacing-2xl);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.35;
    color: var(--color-black);
    background: var(--color-white);
}

.faq-item:not(.faq-item--active) .faq-item__answer {
    display: none;
    background: var(--color-bg-section);
}

/* ========================================
   CTA
   ======================================== */
.cta {
    background: var(--color-primary-blue);
    padding: var(--spacing-7xl) var(--content-padding-x);
    position: relative;
    overflow: hidden;
}

.cta__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-4xl);
}

.cta__text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4xl);
    flex: 1;
}

.cta__title {
    font-size: 26px;
    font-weight: 600;
    color: var(--color-white);
}

.cta__subtitle {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-light-blue-bg);
}

.cta__image {
    width: 774px;
    height: 435px;
    flex-shrink: 0;
}

.cta__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--color-footer-bg);
    padding: var(--spacing-10xl) var(--content-padding-x);
}

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

.footer__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 186px;
    padding-bottom: var(--spacing-7xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo-svg {
    height: 20px;
    width: auto;
}

.footer__nav {
    display: flex;
    gap: var(--spacing-7xl);
}

.footer__nav-col {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.footer__nav-label {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-xs);
}

.footer__nav-link {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-white);
    transition: color 0.2s;
}

.footer__nav-link:hover {
    color: var(--color-light-blue);
}

.footer__contacts {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.footer__contact {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    font-size: 14px;
    color: var(--color-white);
}

.footer__contact-link {
    color: var(--color-white);
    transition: color 0.2s;
}

.footer__contact-link:hover {
    color: var(--color-light-blue);
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-4xl);
}

.footer__credit,
.footer__copy {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-secondary-text);
}

/* Hide mobile elements on desktop */
.header__hamburger {
    display: none;
}

.header__mobile-menu {
    display: none !important;
}

/* ========================================
   MOBILE RESPONSIVE (max-width: 768px)
   ======================================== */
@media (max-width: 768px) {

    /* --- Base --- */
    :root {
        --content-padding-x: 16px;
    }

    body {
        font-size: 14px;
    }

    .section-title {
        font-size: 20px;
        line-height: 1.4;
    }

    .section-subtitle {
        font-size: 14px;
        line-height: 1.35;
    }

    .section-tag {
        font-size: 12px;
        padding: 8px 16px;
    }

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

    /* --- Header --- */
    .header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
    }

    .header__inner {
        height: 104px;
        padding: 64px 16px 16px;
    }

    .header__hamburger {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 24px;
        height: 24px;
        gap: 4px;
        background: none;
        border: none;
        cursor: pointer;
        z-index: 1001;
    }

    .header__hamburger span {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--color-black);
        border-radius: 2px;
        transition: all 0.3s ease;
    }

    .header__hamburger.active span:first-child {
        transform: rotate(45deg) translate(4px, 4px);
    }

    .header__hamburger.active span:last-child {
        transform: rotate(-45deg) translate(4px, -4px);
    }

    .header__nav {
        display: none;
    }

    .header__mobile-menu {
        display: none;
        position: absolute;
        top: 104px;
        left: 0;
        right: 0;
        background: var(--color-bg-section);
        border-bottom: 1px solid var(--color-border);
        padding: 16px;
        flex-direction: column;
        gap: 0;
        z-index: 999;
        transform: translateY(-10px);
        opacity: 0;
        transition: all 0.3s ease;
    }

    .header__mobile-menu.open {
        display: flex;
        transform: translateY(0);
        opacity: 1;
    }

    .mobile-nav-btn {
        display: block;
        padding: 16px;
        font-size: 15px;
        font-weight: 500;
        color: var(--color-black);
        border-bottom: 1px solid var(--color-border);
        transition: color 0.2s, background 0.2s;
    }

    .mobile-nav-btn:last-child {
        border-bottom: none;
    }

    .mobile-nav-btn:hover {
        color: var(--color-primary-blue);
        background: var(--color-bg-light);
    }

    body.menu-open {
        overflow: hidden;
    }

    /* --- Hero --- */
    .hero {
        min-height: auto;
        padding: 86px 16px 0;
        flex-direction: column;
        align-items: stretch;
    }

    .hero::before {
        background-size: 5px 5px;
    }

    .hero__content {
        max-width: 100%;
        position: relative;
        z-index: 2;
    }

    .hero__title {
        font-size: 26px;
        font-weight: 700;
        line-height: 1.1;
        margin-bottom: 24px;
    }

    .hero__subtitle {
        font-size: 16px;
        font-weight: 500;
        line-height: 1.35;
        margin-bottom: 24px;
    }

    .hero__buttons {
        flex-direction: column;
        gap: 8px;
        align-items: stretch;
    }

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

    .hero__image {
        position: relative;
        right: auto;
        top: auto;
        transform: none;
        width: calc(100% + 32px);
        margin-left: -16px;
        height: auto;
        margin-top: 48px;
    }

    .hero__image img {
        border-radius: 0;
    }

    /* --- Companies --- */
    .companies {
        padding: 48px 0;
    }

    .companies__logos {
        flex-wrap: nowrap;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        gap: 0;
        padding: 0 16px;
    }

    .companies__logo-item {
        flex: 0 0 114px;
        max-width: 114px;
        height: 82px;
        scroll-snap-align: center;
    }

    .companies__logo-item img {
        max-width: 84px;
        max-height: 28px;
    }

    /* --- Tariffs --- */
    .tariffs {
        padding: 48px 0 56px;
    }

    .tariffs__inner {
        max-width: 100%;
    }

    .section-header {
        padding: 0 16px;
        margin-bottom: 24px;
    }

    .tariffs__cards {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        padding: 0 16px;
        gap: 18px;
        margin-bottom: 24px;
    }

    .tariff-card {
        flex: 0 0 295px;
        scroll-snap-align: center;
        padding: 24px;
        gap: 32px;
    }

    .tariff-card__name {
        font-size: 16px;
        font-weight: 500;
        line-height: 1.4;
    }

    .tariff-card__desc {
        font-size: 14px;
        line-height: 1.4;
    }

    .tariff-card__badge {
        font-size: 14px;
        padding: 4px 10px;
    }

    .tariffs__footer {
        padding: 0 16px;
        gap: 8px;
    }

    .tariffs__footer .btn--outline-lg {
        flex: 1;
        min-width: 0;
        height: 52px;
        font-size: 15px;
    }

    /* --- Projects --- */
    .projects {
        padding: 28px 16px 56px;
    }

    .projects__inner {
        max-width: 100%;
    }

    .projects__decor {
        display: none;
    }

    .projects__grid {
        grid-template-columns: 1fr;
        gap: 24px;
        margin-bottom: 24px;
    }

    .project-card {
        height: 342px;
    }

    .project-card__title {
        font-size: 24px;
    }

    .projects__cta {
        margin-top: 24px;
    }

    /* --- Highlight --- */
    .highlight {
        padding: 24px 16px;
    }

    .highlight__intro {
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 12px;
    }

    .highlight__stat {
        font-size: 28px;
        font-weight: 700;
        line-height: 1.2;
        margin-bottom: 12px;
    }

    .highlight__decor {
        display: none;
    }

    /* --- Expertise --- */
    .expertise {
        padding: 48px 16px;
    }

    .expertise__inner {
        max-width: 100%;
    }

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

    .expertise__card {
        padding: 16px;
    }

    .expertise__title {
        font-size: 20px;
        margin-bottom: 12px;
    }

    .expertise__subtitle {
        font-size: 14px;
        margin-bottom: 24px;
    }

    .expertise__image {
        height: 200px;
        margin-bottom: 24px;
    }

    .expertise__tags {
        gap: 8px;
    }

    .tag {
        font-size: 14px;
        padding: 8px 16px;
    }

    /* --- Reviews --- */
    .reviews {
        padding: 56px 16px;
    }

    .reviews__inner {
        max-width: 100%;
    }

    .reviews__columns {
        grid-template-columns: 1fr;
        gap: 18px;
        margin-bottom: 48px;
    }

    .review-card {
        padding: 24px;
    }

    .review-card__name {
        font-size: 18px;
    }

    .review-card__company {
        font-size: 14px;
    }

    .review-card__text {
        font-size: 15px;
    }

    .reviews__divider {
        width: 100%;
        max-width: 341px;
    }

    /* --- FAQ --- */
    .faq {
        padding: 48px 16px;
    }

    .faq__inner {
        max-width: 100%;
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .faq__left {
        gap: 12px;
    }

    .faq__right {
        border-radius: 12px;
    }

    .faq-item__question {
        padding: 16px;
        font-size: 14px;
    }

    .faq-item--active .faq-item__question {
        padding: 16px;
    }

    .faq-item__answer {
        padding: 0 16px 24px;
        font-size: 14px;
    }

    /* --- CTA --- */
    .cta {
        padding: 48px 16px;
    }

    .cta__inner {
        max-width: 100%;
        flex-direction: column;
        gap: 24px;
    }

    .cta__title {
        font-size: 20px;
    }

    .cta__subtitle {
        font-size: 14px;
    }

    .cta__image {
        width: 100%;
        height: auto;
        flex-shrink: 0;
    }

    .cta__image img {
        width: 100%;
        height: auto;
    }

    /* --- Footer --- */
    .footer {
        padding: 72px 16px;
    }

    .footer__inner {
        max-width: 100%;
    }

    .footer__top {
        flex-direction: column;
        gap: 48px;
        padding-bottom: 48px;
    }

    .footer__nav {
        flex-direction: column;
        gap: 48px;
        width: 100%;
    }

    .footer__nav-col {
        gap: 12px;
    }

    .footer__nav-label {
        font-size: 14px;
        color: var(--color-gray-light);
        margin-bottom: 4px;
    }

    .footer__nav-link {
        font-size: 14px;
    }

    .footer__contacts {
        gap: 16px;
    }

    .footer__contact {
        font-size: 14px;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
        padding-top: 32px;
    }
}