@font-face {
    font-family: 'Futura Demic';
    src: url('../fonts/futurademic.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Futura Book';
    src: url('../fonts/futurabookctt.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Bebas Neue Cyrillic';
    src: url('../fonts/bebas-neue-cyrillic.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
:root {
    --color-bg-light: #E2ECEF;
    --color-bg-offwhite: #FDFFFF;
    --color-text: #2E4650;
    --color-accent: #48808D;
    --color-white: #FFFFFF;
    --color-success: #4CAF50;
    --color-danger: #F44336;
    --color-blue: #91BFCC;
    --color-lg-grey: #708489;
    --color-lg-blue: #E9FBFF;
    --font-text: 'Futura Book', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Bebas Neue Cyrillic', 'Arial Black', sans-serif;
    --font-text-bold: 'Futura Demic', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --container-width: 1200px;
    --gap: 24px;
    --border-radius: 52px;
    --transition: 0.3s ease;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #2E4650;
    background-color: #FDFFFF;
    overflow-x: hidden;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    text-decoration: none;
    color: inherit;
}
ul,
ol {
    list-style: none;
}
.logo{
    max-width: 52% !important;
}
.footer-logo{
    max-width: 30% !important;
}
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}
.btn {
    display: inline-block;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color var(--transition), opacity 0.2s;
    font-size: 18px;
    white-space: nowrap;
    border: 2px solid transparent;
}
.btn--primary {
    padding: 9px 28px;
    line-height: 23px;
    letter-spacing: 0px;
    background-color: var(--color-text);
    color: var(--color-white);
    border-color: var(--color-text);
}
.btn--primary:hover {
    background-color: #3a6a75;
    opacity: 0.9;
}
.btn--secondary {
    padding: 15px 34px;
    background-color: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}
.btn--secondary:hover {
    background-color: var(--color-blue);
}
.btn--outline {
    padding: 15px 45px;
    background-color: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}
.btn--outline:hover {
    background-color: var(--color-blue);
}
.hero__title,
.section-title {
    font-family: var(--font-heading);
    font-size: 64px;
    font-weight: 400;
    line-height: 64px;
    letter-spacing: 0px;
    text-align: left;
    color: var(--color-text);
}
.nav__link{
    font-family: var(--font-text);
    font-size: 22px; /* было 18 */
    font-weight: 400;
    line-height: 23px;
    letter-spacing: 0px;
}
.feature-card__text,
.contact-item__value,
.review-form__label ,
.application-card__text,
.social-card__followers,
.portfolio-filter__select,
.process-step__text,
.testimonial-card__order,
.footer-links__text,
.footer-contact__text,
.footer-text {
    font-family: var(--font-text);
    font-size: 20px;
    font-weight: 400;
    line-height: 23px;
    letter-spacing: 0px;
}
.material-card__text,
.check-text,
.contacts__intro,
.about__call-to-action,
.about__text p,
.about__greeting,
.about__intro,
.hero__text,
.guarantee-card__text,
.reason-card__text,
.cta__text {
    font-family: var(--font-text);
    font-size: 26px;
    font-weight: 400;
    line-height: 29px;
    letter-spacing: 0px;
    color: var(--color-text);
}
.requirements-note,
.requirements-list,
.faq-item__answer p,
.what-we-do-card__text,
.importance-card__text,
.testimonial-card__text {
    font-family: var(--font-text);
    font-size: 24px;
    font-weight: 400;
    line-height: 27px;
    letter-spacing: 0px;
    color: var(--color-text);
}
.faq-item__question,
.contact-item__title,
.requirements__prompt,
.good-digitizing__title,
.bad-digitizing__title,
.application-card__title,
.social-card__title,
.portfolio-filter__label,
.process-step__title,
.testimonial-card__name {
    font-family: var(--font-text-bold);
    font-size: 24px;
    font-weight: 600;
    line-height: 28px;
    letter-spacing: 0px;
    color: var(--color-text);
}
.material-card__title,
.check-card__title,
.modal__title,
.calculator-result__title ,
.faq-block__title,
.contacts__social-title,
.what-we-do-card__title,
.service-card__title,
.feature-card__title,
.guarantee-card__title,
.reason-card__title,
.footer-col__text {
    font-family: var(--font-text-bold);
    font-size: 26px;
    font-weight: 600;
    line-height: 30px;
    letter-spacing: 0px;
    color: var(--color-text);
}
.calculator-hero__text,
.service-hero__text {
    font-family: var(--font-text);
    font-size: 30px;
    font-weight: 400;
    line-height: 41px;
    letter-spacing: 0px;
    text-align: center;
}
.requirements-block__title,
.modal__title,
.calculator-result__price ,
.calculator-hero__title,
.service-hero__title {
    font-family: var(--font-text-bold);
    font-size: 40px;
    font-weight: 600;
    line-height: 56px;
    letter-spacing: 0px;
    color: var(--color-text);
}
.calculator-hero__text,
.service-overview__intro {
    font-family: var(--font-text);
    font-size: 35px;
    font-weight: 400;
    line-height: 54px;
    letter-spacing: 0px;
}
.application-card__text,
.nav__link,
.process-step__text,
.cta__text,
.footer-links__text,
.footer-contact__text,
.footer-text {
    color: var(--color-text);
}
.feature-card__text {
    color: var(--color-accent);
}
.testimonial-card__order {
    color: var(--color-lg-grey);
}
.title-decor::after {
    content: '';
    display: block;
    width: 110px;
    height: 3px;
    background-color: var(--color-blue);
    border-radius: 3px;
}
.header {
    background-color: var(--color-blue);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}
.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}
.nav__list {
    display: flex;
    gap: 25px;
    list-style: none;
}
.nav__link {
    text-decoration: none;
    color: var(--color-text);
    transition: color var(--transition);
    position: relative;
}
.nav__link.nav__link--active {
    color: var(--color-lg-blue);
}

.nav__link.nav__link--active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-lg-blue);
}
.nav__link:focus {
    color: var(--color-lg-blue);
}
.header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.social-link {
    display: flex;
    width: 32px;
    height: 32px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color var(--transition);
}
.social-link img {
    width: 25px;
    height: 25px;
}
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}
.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    margin: 3px 0;
    transition: 0.3s;
}
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}
.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}
.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}
.footer {
    background-color: var(--color-bg-light);
    padding: 75px 0;
}
.footer-logo img {
    margin-bottom: 20px;
}
.footer__container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 32px;
}
.footer-col__links {
    display: flex;
    gap: 70px;
}
.footer-links,
.footer-contact {
    list-style: none;
}
.footer-links li,
.footer-contact li {
    margin-bottom: 10px;
}
.footer-links a,
.footer-contact a {
    text-decoration: none;
    color: var(--color-text);
    transition: color var(--transition);
}
.footer-links a:hover {
    color: var(--color-accent);
}
.footer-col__text {
    margin-bottom: 20px;
}
.footer-social {
    display: flex;
    gap: 10px;
}
.footer-social a img {
    height: 30px;
}
.footer__copyright {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--color-blue);
    color: #666;
    font-size: 14px;
}
.footer-contact__text img {
    width: 30px;
    height: 30px;
}
.footer-contact li {
    display: flex;
    gap: 10px;
    align-items: center;
}
.hero {
    background-color: #E2ECEF;
    padding: 75px 0;
    background-size: contain;
    background-position: right center;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2c3e50;
}
.hero__title {
    margin-bottom: 30px;
}
.hero__container {
    display: flex;
    align-items: flex-start;
    text-align: left;
    z-index: 2;
    flex-direction: column;
}
.hero__text {
    margin-bottom: 30px;
}
.hero__buttons {
    display: flex;
    justify-content: left;
    gap: 16px;
    flex-wrap: wrap;
}
.portfolio-container {
    max-width: 1200px;
    margin: 0 auto;
}
.portfolio-header {
    text-align: center;
    margin-bottom: 30px;
    color: #2c3e50;
    position: relative;
}
.portfolio-slider {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}
.nav-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.8);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 10;
    transition: all 0.3s ease;
}
.nav-button:hover {
    background: #3498db;
    color: white;
}
.nav-button i {
    font-size: 24px;
    color: #2c3e50;
}
.nav-button:hover i {
    color: white;
}
.next-btn {
    right: 0;
}
.slider-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 10px 0;
    -ms-overflow-style: none;
    scrollbar-width: none;
}
.slider-grid::-webkit-scrollbar {
    display: none;
}
.slider-row {
    display: flex;
    gap: 45px;
}
.portfolio-item {
    min-width: 370px;
    height: 365px;
    border-radius: 15px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: transform 0.3s ease;
}
.portfolio-preview {
    padding: 75px 0;
    background-color: var(--color-bg-light);
}
.portfolio-item:hover {
    transform: scale(1.03);
}
.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s ease;
}
.portfolio-item:hover img {
    filter: brightness(1.1);
}
.portfolio-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    box-shadow: 
        inset 15px 23px 68px 0px rgba(0, 0, 0, 0.8),
        inset -15px -27px 68px 0px rgba(0, 0, 0, 0.8);
    pointer-events: none;
    z-index: 1;
}
.portfolio-item:hover::before {
    box-shadow: 
        inset 15px 23px 68px 0px rgba(0, 0, 0, 0.9),
        inset -15px -27px 68px 0px rgba(0, 0, 0, 0.9);
}
.cta {
    padding: 75px 0;
    background-color: #FFFFFF;
    text-align: center;
}
.cta__container {
    display: flex;
    flex-direction: column;
}
.cta__title {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    color: #2E4650;
}
.cta__text {
    max-width: 600px;
    margin-bottom: 35px;
    text-align: left;
}
.cta__buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.cta .btn--primary:hover{
background-color: var(--color-accent);
}
.process {
    padding: 75px 0;
    background-color: #FFFFFF;
}
.process__container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: self-start;
    width: 100%;
    max-width: 1200px;
    position: relative;
}
.process-steps::before {
    content: '';
    position: absolute;
    top: 16%;
    left: 0;
    right: 0;
    height: 6px;
    border-radius: 10px;
    background-color: #48808D;
    z-index: 0;
}
.process-step {
    position: relative;
    text-align: center;
    flex: 1;
    min-width: 200px;
}
.process-step__icon {
    width: 60px;
    height: 60px;
    background-color: #48808D;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 16px;
    color: #FFFFFF;
    font-size: 24px;
}
.process-step__icon img {
    width: 30px;
    height: 30px;
    fill: #FFFFFF;
}
.process-step__title {
    margin-bottom: 8px;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap);
}
.card {
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    text-align: center;
}
.card__title {
    margin: 16px 0 8px;
    font-size: 18px;
    font-weight: 600;
}
.testimonials {
    padding: 75px 0;
    background-color: var(--color-bg-light);
}
.testimonials__container {
    max-width: 1200px;
    margin: 0 auto;
}
.testimonials-slider {
    display: flex;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.8);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 10;
    transition: all 0.3s ease;
    font-size: 24px;
    color: #2c3e50;
}
.slider-arrow:hover {
    background: var(--color-accent);
    color: white;
}
.slider-arrow--prev {
    left: 10px;
}
.slider-arrow--next {
    right: 10px;
}
.testimonials-slider__track {
    display: flex;
    gap: 100px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 10px 0;
    -ms-overflow-style: none;
    scrollbar-width: none;
}
.testimonials-slider__track::-webkit-scrollbar {
    display: none;
}
.testimonial-card {
    max-width: 396px;
    min-height: 496px;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}
.testimonial-card__avatar img {
    width: 73px;
    height: 73px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #3498db;
}
.testimonial-card__block {
    display: flex;
    gap: 40px;
    align-items: center;
}
.testimonial-card__rating {
    display: flex;
    gap: 2px;
    color: #f1c40f;
    font-size: 1.2rem;
}
.testimonial-card__rating span {
    font-weight: bold;
}
.testimonial-card__images {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}
.testimonial-card__images img {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    object-fit: cover;
    border: 1px solid #ecf0f1;
}
.testimonial-card__order {
    padding-top: 10px;
    border-top: 1px solid #bdc3c7;
}
.guarantee {
    padding: 75px 0;
    background-color: #E2ECEF;
}
.guarantee__container {
    display: flex;
    flex-direction: column;
}
.guarantee__grid {
    display: grid;
    align-items: start;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    width: 100%;
}
.guarantee-card {
    border-radius: var(--border-radius);
    text-align: center;
    color: #FFFFFF;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.guarantee-card:hover {
    transform: translateY(-5px);
}
.guarantee-card__image {
    width: 100%;
    height: auto;
    margin-bottom: 25px;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.guarantee-card__image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}
.guarantee-card__title {
    text-align: left;
    margin-bottom: 10px;
}
.request-form__group,
.review-form__group {
    margin-bottom: 24px;
}
.request-form__label,
.review-form__label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}
.request-form__input,
.request-form__textarea,
.review-form__input,
.review-form__textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: border-color var(--transition);
}
.request-form__input:focus,
.request-form__textarea:focus,
.review-form__input:focus,
.review-form__textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}
.review-form__service-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.request-form__textarea,
.review-form__textarea {
    resize: vertical;
    min-height: 100px;
}
.service-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: 2px solid #9ECAD8;
    border-radius: 10px;
    background-color: #FFFFFF;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    flex: 1 1 45%;
    min-width: 150px;
    box-sizing: border-box;
    color: #2E4650;
}
.service-btn--active {
    background-color: #2E4650;
    color: #FFFFFF;
    border-color: #2E4650;
}
.service-btn__icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
    display: block;
}
.request-form__file-input {
    display: none;
}
.request-form__file-placeholder,
.review-form__file-placeholder {
    width: 100%;
    padding: 12px;
    border: 2px dashed #ddd;
    border-radius: var(--border-radius);
    text-align: center;
    cursor: pointer;
    font-size: 14px;
    color: #666;
    transition: background-color var(--transition);
}
.request-form__file-placeholder:hover,
.review-form__file-placeholder:hover {
    background-color: #f5f5f5;
}
.request-form__buttons,
.review-form__buttons {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: 32px;
}
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    padding: 20px;
    justify-content: center;
    align-items: center;
}
.request-form__textzakaz,
.request-form__zakaz{
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 12px;
    font-size: 16px;
    transition: border-color var(--transition);
}
.request-form__textzakaz{
    resize: vertical;
    min-height: 100px;
}
.modal__content {
    background-color: var(--color-white);
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    max-width: 500px;
    width: 100%;
    padding: 32px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}
.modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-text);
}
.modal__close:hover {
    color: var(--color-accent);
}
.modal__title {
    font-size: 30px !important;
    text-align: center;
    margin-bottom: 24px;
}
@media (max-width: 1100px) {
    .container {
        padding: 0 16px;
    }
    .section-title {
        font-size: 50px !important;
        line-height: 52px;
    }
    .nav__link{
        font-size: 18px;
    }
    .header__actions{
        display: none;
    }
    .hero {
        position: relative;
        color: var(--color-white);
    }
    .hero::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5); 
        z-index: 1;
    }
    .hero__container {
        position: relative;
        z-index: 2;
    }
    .btn--outline {
        padding: 15px 34px;
        background-color: var(--color-accent);
        color: var(--color-white);
        border-color: var(--color-accent);
    }
    .hero__title,
    .hero__text{
        color: var(--color-bg-light);
    }
    .services-grid,
    .why-us__grid,
    .features__grid,
    .guarantee__grid,
    .application-grid,
    .reasons-grid,
    .requirements-grid,
    .what-we-do-grid,
    .testimonials-slider__track {
        grid-template-columns: repeat(2, 1fr);
    }
    .process-steps {
        flex-direction: column;
        align-items: center;
    }
    .process-steps::before {
        display: none;
    }
    .process-step {
        margin-bottom: 32px;
        width: 100%;
    }
    .portfolio-slider__track,
    .testimonials-slider__track {
        flex-direction: column;
        align-items: center;
    }
    .portfolio-item,
    .testimonial-card {
        width: 100%;
        max-width: 500px;
    }
    .service-card {
        height: 300px;
    }
    .modal__content {
        max-width: 90%;
    }
}
@media (max-width: 825px) {
    .section-title {
        font-size: 40px !important;
        line-height: 42px;
    }
    .hero::before {
        background: rgba(0, 0, 0, 0.6); 
    }
    .services-grid,
    .why-us__grid,
    .features__grid,
    .guarantee__grid,
    .application-grid,
    .reasons-grid,
    .requirements-grid,
    .what-we-do-grid,
    .materials__grid,
    .quality-check__grid,
    .process-steps-grid,
    .faq-accordion {
        grid-template-columns: 1fr;
    }
    .process-steps-grid {
        grid-template-columns: 1fr;
    }
    .footer__container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .footer-col__links {
        flex-direction: column;
        gap: 20px;
    }
    .nav__list {
        gap: 12px;
    }
    .nav__link {
        font-size: 16px;
    }
    .service-card {
        height: 250px;
    }
    .review-form,
    .request-form {
        padding: 20px;
        max-width: 100%;
    }
    .cta__buttons,
    .hero__buttons,
    .review-form__buttons,
    .request-form__buttons {
        flex-direction: column;
    }
    .btn {
        width: 100%;
        justify-content: center;
    }
    .contacts__content {
        flex-direction: column;
    }
    .portfolio-filters {
        flex-direction: column;
        align-items: stretch;
    }
    .portfolio-filter__select {
        min-width: 100%;
    }
    .portfolio-item {
        min-width: 300px;
        height: 305px;
    }
    .slider-row {
        gap: 36px;
    }
    .cta__buttons {
        flex-wrap: nowrap;
        flex-direction: row;
    }
}
@media (max-width: 500px) {
    .section-title {
        font-size: 32px !important;
        line-height: 34px;
        margin-bottom: 20px;
    }
    .hero__title {
        font-size: 40px !important;
        line-height: 42px;
    }
    .hero::before {
        background: rgba(0, 0, 0, 0.7); 
    }
    .hero__title {
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5); 
    }
    .faq-section,
    .services,
    .testimonials-section,
    .why-us,
    .materials,
    .quality-check,
    .requirements,
    .application,
    .reasons,
    .what-we-do,
    .process,
    .guarantee,
    .features,
    .cta,
    .portfolio-preview,
    .testimonials,
    .about,
    .contacts,
    .calculator-section,
    .service-overview,
    .importance,
    .service-overview,
    .process-steps {
        padding: 40px 0;
    }
    .service-card {
        height: 200px;
    }
    .reason-card__icon,
    .check-card__icon,
    .process-step__icon {
        width: 60px;
        height: 60px;
    }
    .reason-card__icon img {
        width: 35px;
        height: 35px;
    }
    .hero__text,
    .cta__text,
    .guarantee-card__text,
    .reason-card__text,
    .service-hero__text,
    .calculator-hero__text {
        font-size: 20px;
        line-height: 24px;
    }
    .modal__content {
        padding: 20px 16px;
    }
    .modal__title,
    .review-form-section__title,
    .testimonials-section__title {
        font-size: 24px !important;
    }
    .service-btn {
        flex: 1 1 100%;
        min-width: 100%;
    }
    .testimonial-card {
        min-height: auto;
        padding: 16px;
    }
    .portfolio-item {
        min-width: 280px;
        height: 280px;
    }
    .faq-accordion__header {
        padding: 12px 16px;
        font-size: 16px;
    }
    .faq-accordion__content.active {
        padding: 12px 16px;
    }
    .importance-card {
        min-width: 100%;
        padding: 24px 16px;
    }
    .process-step__number {
        width: 32px;
        height: 32px;
    }
    .step-number {
        font-size: 16px;
    }
    .cta__buttons {
        flex-direction: column;
    }
    .mobile-menu-btn{
        display: block;
    }
    .nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(46, 70, 80, 0.98);
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transform: translateX(-100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 100;
        padding: 0;
    }
    .nav--mobile-open {
        transform: translateX(0);
    }
    .nav__list {
        flex-direction: column;
        gap: 24px;
        align-items: center;
    }   
    .nav__link {
        font-size: 20px;
        color: var(--color-white);
        padding: 12px 32px;
        border-radius: 25px;
        transition: all 0.3s ease;
        display: block;
        text-align: center;
        min-width: 200px;
    }    
    .nav__link:hover,
    .nav__link--active {
        background-color: var(--color-accent);
        transform: scale(1.05);
    }
    .nav__list li {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }
    .nav--mobile-open .nav__list li {
        opacity: 1;
        transform: translateY(0);
    }
    .nav--mobile-open .nav__list li:nth-child(1) { transition-delay: 0.1s; }
    .nav--mobile-open .nav__list li:nth-child(2) { transition-delay: 0.2s; }
    .nav--mobile-open .nav__list li:nth-child(3) { transition-delay: 0.3s; }
    .nav--mobile-open .nav__list li:nth-child(4) { transition-delay: 0.4s; }
    .nav--mobile-open .nav__list li:nth-child(5) { transition-delay: 0.5s; }
    body.nav-open {
        overflow: hidden;
    }
}
/* === User Auth Button === */
.user-icon-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.18);
    border: 1.5px solid rgba(46,70,80,0.25);
    border-radius: 50px;
    padding: 6px 14px 6px 8px;
    color: var(--color-text);
    text-decoration: none;
    font-family: var(--font-text);
    font-size: 15px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
    white-space: nowrap;
}
.user-icon-btn:hover {
    background: rgba(46,70,80,0.08);
    border-color: var(--color-text);
    box-shadow: 0 2px 8px rgba(46,70,80,0.10);
}
.user-icon-btn__circle {
    width: 28px;
    height: 28px;
    background: var(--color-text);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.user-icon-btn__circle svg {
    width: 16px;
    height: 16px;
}
@media (max-width: 768px) {
    .user-icon-btn span {
        display: none;
    }
    .user-icon-btn {
        padding: 6px;
        border-radius: 50%;
    }
}