:root {
    --orange: #f36c21;
    --orange-dark: #d9530f;
    --orange-light: #fff0e6;
    --navy: #12202e;
    --navy-light: #1c3042;
    --cream: #f6f3ed;
    --white: #ffffff;
    --text: #17212b;
    --muted: #68737d;
    --border: #dfe3e6;
    --success: #1d8750;
    --shadow: 0 20px 60px rgba(13, 28, 40, 0.14);
}

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

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;

    color: var(--text);
    background-color: var(--white);

    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

body.menu-open {
    overflow: hidden;
}

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

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

button,
input,
select,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

.container {
    width: min(1160px, 90%);
    margin-inline: auto;
}

.section {
    padding: 110px 0;
}

.eyebrow {
    margin-bottom: 14px;

    color: var(--orange);

    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;

    width: 100%;

    transition:
        background-color 0.3s ease,
        box-shadow 0.3s ease;
}

.header.scrolled {
    background-color: rgba(18, 32, 46, 0.97);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(12px);
}

.navigation {
    min-height: 82px;

    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;

    color: var(--white);

    font-size: 23px;
    font-weight: 900;
    line-height: 1;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.logo-mark {
    color: var(--orange);
    font-size: 32px;
}

.logo small {
    display: block;

    margin-top: 5px;

    color: var(--orange);

    font-size: 11px;
    letter-spacing: 5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-links > a {
    color: var(--white);

    font-size: 14px;
    font-weight: 700;

    transition: color 0.2s ease;
}

.nav-links > a:hover {
    color: var(--orange);
}

.nav-links .nav-button {
    padding: 12px 18px;

    color: var(--white);
    background-color: var(--orange);

    border-radius: 6px;
}

.nav-links .nav-button:hover {
    color: var(--white);
    background-color: var(--orange-dark);
}

.language-switcher {
    display: flex;
    align-items: center;
    gap: 5px;

    color: rgba(255, 255, 255, 0.45);
}

.language-button {
    padding: 5px;

    color: rgba(255, 255, 255, 0.65);
    background: transparent;

    border: 0;

    font-size: 13px;
    font-weight: 900;

    transition:
        color 0.2s ease,
        transform 0.2s ease;
}

.language-button:hover {
    color: var(--orange);
    transform: translateY(-1px);
}

.language-button.active {
    color: var(--orange);
}

.menu-button {
    display: none;

    width: 42px;
    height: 42px;

    background: transparent;
    border: 0;
}

.menu-button span {
    display: block;

    width: 26px;
    height: 2px;
    margin: 6px auto;

    background-color: var(--white);

    transition: 0.3s ease;
}

.menu-button.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-button.active span:nth-child(2) {
    opacity: 0;
}

.menu-button.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.hero {
    position: relative;

    min-height: 870px;

    display: flex;
    align-items: center;

    color: var(--white);

    background-image:
        linear-gradient(
            90deg,
            rgba(9, 23, 34, 0.96) 0%,
            rgba(9, 23, 34, 0.86) 50%,
            rgba(9, 23, 34, 0.45) 100%
        ),
        url("https://images.unsplash.com/photo-1632759145351-1d592919f522?auto=format&fit=crop&w=1800&q=90");

    background-position: center;
    background-size: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;

    background:
        radial-gradient(
            circle at 85% 30%,
            rgba(243, 108, 33, 0.2),
            transparent 34%
        );
}

.hero-layout {
    position: relative;
    z-index: 2;

    padding-top: 130px;

    display: grid;
    grid-template-columns: 1.35fr 0.65fr;
    align-items: center;
    gap: 70px;
}

.hero-badge {
    width: fit-content;
    margin-bottom: 24px;
    padding: 9px 14px;

    display: flex;
    align-items: center;
    gap: 8px;

    color: #dfe8ef;
    background-color: rgba(255, 255, 255, 0.08);

    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 100px;

    font-size: 13px;
    font-weight: 700;
}

.hero-badge span {
    color: var(--orange);
}

.hero h1 {
    max-width: 780px;

    margin-bottom: 24px;

    font-size: clamp(52px, 6vw, 82px);
    line-height: 0.98;
    letter-spacing: -4px;
}

.hero h1 span {
    display: block;
}

.hero h1 span:last-child {
    color: var(--orange);
}

.hero-description {
    max-width: 680px;

    margin-bottom: 34px;

    color: #d5dde4;

    font-size: 19px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;

    margin-bottom: 45px;
}

.button {
    min-height: 54px;
    padding: 15px 24px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    border: 2px solid transparent;
    border-radius: 7px;

    font-weight: 800;

    transition:
        transform 0.2s ease,
        background-color 0.2s ease,
        border-color 0.2s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.primary-button {
    color: var(--white);
    background-color: var(--orange);
}

.primary-button:hover {
    background-color: var(--orange-dark);
}

.secondary-button {
    color: var(--white);
    background-color: transparent;

    border-color: rgba(255, 255, 255, 0.55);
}

.secondary-button:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.dark-button {
    color: var(--white);
    background-color: var(--navy);
}

.full-width {
    width: 100%;
}

.hero-statistics {
    display: flex;
    flex-wrap: wrap;
    gap: 38px;
}

.hero-statistics div {
    padding-right: 35px;

    border-right: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-statistics div:last-child {
    border-right: 0;
}

.hero-statistics strong,
.hero-statistics span {
    display: block;
}

.hero-statistics strong {
    color: var(--white);
    font-size: 26px;
}

.hero-statistics span {
    color: #aebbc5;
    font-size: 12px;
}

.inspection-card {
    padding: 34px;

    color: var(--text);
    background-color: rgba(255, 255, 255, 0.96);

    border-top: 5px solid var(--orange);
    border-radius: 10px;

    box-shadow: var(--shadow);
}

.inspection-card h2 {
    margin-bottom: 24px;

    font-size: 28px;
    line-height: 1.15;
}

.inspection-card ul {
    margin-bottom: 26px;
    list-style: none;
}

.inspection-card li {
    margin-bottom: 13px;

    display: flex;
    align-items: center;
    gap: 10px;

    color: var(--muted);
}

.inspection-card li > span {
    width: 24px;
    height: 24px;

    display: grid;
    place-items: center;

    flex-shrink: 0;

    color: var(--white);
    background-color: var(--orange);

    border-radius: 50%;

    font-size: 12px;
}

.small-note {
    margin-top: 13px;

    color: var(--muted);

    font-size: 12px;
    text-align: center;
}

.trust-bar {
    padding: 26px 0;
    background-color: var(--orange);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.trust-grid > div {
    display: flex;
    align-items: center;
    gap: 13px;
}

.trust-grid > div > span {
    color: var(--white);
    font-size: 26px;
}

.trust-grid p {
    color: rgba(255, 255, 255, 0.82);
    font-size: 12px;
}

.trust-grid strong {
    display: block;

    color: var(--white);
    font-size: 14px;
}

.split-heading {
    margin-bottom: 58px;

    display: grid;
    grid-template-columns: 1fr 0.8fr;
    align-items: end;
    gap: 70px;
}

.split-heading h2,
.center-heading h2,
.estimator-content h2,
.about-content h2,
.faq-introduction h2,
.contact-content h2 {
    font-size: clamp(38px, 5vw, 58px);
    line-height: 1.04;
    letter-spacing: -2.5px;
}

.split-heading > p {
    color: var(--muted);
    font-size: 17px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;

    padding: 32px;

    background-color: var(--white);

    border: 1px solid var(--border);
    border-radius: 10px;

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        border-color 0.25s ease;
}

.service-card:hover {
    transform: translateY(-7px);

    border-color: var(--orange);
    box-shadow: var(--shadow);
}

.featured-service {
    background-color: var(--navy);
    border-color: var(--navy);
}

.featured-service h3,
.featured-service .service-number {
    color: var(--white);
}

.featured-service p,
.featured-service li {
    color: #b9c5ce;
}

.popular-label {
    position: absolute;
    top: 0;
    right: 24px;

    padding: 7px 12px;

    color: var(--white);
    background-color: var(--orange);

    border-radius: 0 0 6px 6px;

    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
}

.service-top {
    margin-bottom: 22px;

    display: flex;
    align-items: center;
    justify-content: space-between;
}

.service-icon {
    width: 52px;
    height: 52px;

    display: grid;
    place-items: center;

    color: var(--white);
    background-color: var(--orange);

    border-radius: 8px;

    font-size: 26px;
}

.service-number {
    color: #c8cfd4;

    font-size: 28px;
    font-weight: 900;
}

.service-card h3 {
    margin-bottom: 12px;
    font-size: 25px;
}

.service-card > p {
    margin-bottom: 20px;
    color: var(--muted);
}

.service-card ul {
    margin-bottom: 25px;
    padding-left: 18px;

    color: var(--muted);
}

.service-card li {
    margin-bottom: 6px;
}

.service-card a {
    color: var(--orange);

    font-size: 14px;
    font-weight: 800;
}

.process-section {
    background-color: var(--cream);
}

.center-heading {
    max-width: 760px;
    margin: 0 auto 60px;

    text-align: center;
}

.center-heading > p:last-child {
    margin-top: 17px;
    color: var(--muted);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.process-step {
    padding: 25px 28px;

    border-right: 1px solid #d6d2ca;
}

.process-step:last-child {
    border-right: 0;
}

.process-number {
    width: 47px;
    height: 47px;
    margin-bottom: 20px;

    display: grid;
    place-items: center;

    color: var(--white);
    background-color: var(--orange);

    border-radius: 50%;

    font-weight: 900;
}

.process-step h3 {
    margin-bottom: 10px;
    font-size: 21px;
}

.process-step p {
    color: var(--muted);
}

.projects-section {
    color: var(--white);
    background-color: var(--navy);
}

.light-heading h2 {
    color: var(--white);
}

.light-heading > p {
    color: #aebbc4;
}

.project-filters {
    margin-bottom: 34px;

    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-button {
    padding: 10px 18px;

    color: #c0cad2;
    background-color: transparent;

    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 100px;

    font-size: 13px;
    font-weight: 700;
}

.filter-button:hover,
.filter-button.active {
    color: var(--white);
    background-color: var(--orange);
    border-color: var(--orange);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}

.project-card {
    position: relative;
    overflow: hidden;

    min-height: 390px;

    border-radius: 9px;
}

.project-card.hidden {
    display: none;
}

.project-card img {
    height: 100%;
    min-height: 390px;

    object-fit: cover;

    transition: transform 0.5s ease;
}

.project-card:hover img {
    transform: scale(1.06);
}

.project-overlay {
    position: absolute;
    inset: 0;

    padding: 30px;

    display: flex;
    flex-direction: column;
    justify-content: flex-end;

    background:
        linear-gradient(
            transparent 25%,
            rgba(5, 16, 25, 0.93) 100%
        );
}

.project-overlay p {
    color: var(--orange);

    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-overlay h3 {
    margin: 5px 0;

    color: var(--white);
    font-size: 25px;
}

.project-overlay span {
    color: #bbc5cd;
    font-size: 13px;
}

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

.estimator-layout {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    align-items: center;
    gap: 80px;
}

.estimator-content > p:not(.eyebrow) {
    margin-top: 20px;

    color: var(--muted);
    font-size: 17px;
}

.estimator-notice {
    margin-top: 28px;
    padding: 18px;

    display: flex;
    gap: 13px;

    background-color: var(--white);

    border-left: 4px solid var(--orange);
    border-radius: 6px;
}

.estimator-notice > span {
    width: 27px;
    height: 27px;

    display: grid;
    place-items: center;

    flex-shrink: 0;

    color: var(--white);
    background-color: var(--orange);

    border-radius: 50%;

    font-weight: 800;
}

.estimator-notice p {
    color: var(--muted);
    font-size: 13px;
}

.estimator-card,
.contact-form {
    padding: 38px;

    background-color: var(--white);

    border-radius: 12px;

    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 19px;
}

.form-group label {
    display: block;

    margin-bottom: 7px;

    font-size: 14px;
    font-weight: 800;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px;

    color: var(--text);
    background-color: #f7f8f9;

    border: 1px solid var(--border);
    border-radius: 6px;

    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(243, 108, 33, 0.15);
}

.form-group textarea {
    resize: vertical;
}

.estimate-result {
    margin-top: 20px;
    padding: 24px;

    display: none;

    text-align: center;

    background-color: var(--navy);

    border-radius: 8px;
}

.estimate-result.visible {
    display: block;
}

.estimate-result p,
.estimate-result span {
    color: #b6c2ca;
}

.estimate-result strong {
    display: block;

    margin: 4px 0 7px;

    color: var(--white);
    font-size: 34px;
}

.estimate-result span {
    display: block;
    font-size: 12px;
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 80px;
}

.about-images {
    position: relative;
}

.main-about-image {
    height: 610px;
    object-fit: cover;

    border-radius: 10px;
}

.experience-box {
    position: absolute;
    right: -25px;
    bottom: 40px;

    width: 190px;
    padding: 25px;

    color: var(--white);
    background-color: var(--orange);

    border-radius: 8px;

    box-shadow: var(--shadow);
}

.experience-box strong,
.experience-box span {
    display: block;
}

.experience-box strong {
    font-size: 43px;
    line-height: 1;
}

.experience-box span {
    margin-top: 8px;
    font-size: 13px;
}

.about-content > p:not(.eyebrow) {
    margin-top: 19px;

    color: var(--muted);
    font-size: 16px;
}

.about-features {
    margin: 30px 0;

    display: grid;
    gap: 17px;
}

.about-features > div {
    display: flex;
    gap: 14px;
}

.about-features > div > span {
    width: 30px;
    height: 30px;

    display: grid;
    place-items: center;

    flex-shrink: 0;

    color: var(--white);
    background-color: var(--orange);

    border-radius: 50%;
}

.about-features strong,
.about-features p span {
    display: block;
}

.about-features p span {
    color: var(--muted);
    font-size: 14px;
}

.text-link {
    color: var(--orange);
    font-weight: 800;
}

.testimonials-section {
    background-color: var(--cream);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    padding: 31px;

    background-color: var(--white);

    border-radius: 9px;

    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.07);
}

.stars {
    margin-bottom: 17px;

    color: var(--orange);
    letter-spacing: 4px;
}

.testimonial-card > p {
    min-height: 130px;

    color: var(--muted);
}

.customer {
    margin-top: 20px;

    display: flex;
    align-items: center;
    gap: 12px;
}

.customer > div {
    width: 45px;
    height: 45px;

    display: grid;
    place-items: center;

    color: var(--white);
    background-color: var(--navy);

    border-radius: 50%;

    font-size: 13px;
    font-weight: 800;
}

.customer p {
    color: var(--muted);
    font-size: 13px;
}

.customer strong {
    display: block;

    color: var(--text);
    font-size: 15px;
}

.faq-layout {
    display: grid;
    grid-template-columns: 0.7fr 1.3fr;
    align-items: start;
    gap: 80px;
}

.faq-introduction > p:not(.eyebrow) {
    margin: 20px 0 28px;
    color: var(--muted);
}

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

.faq-question {
    width: 100%;
    padding: 22px 0;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;

    color: var(--text);
    background: transparent;

    border: 0;

    font-size: 17px;
    font-weight: 800;
    text-align: left;
}

.faq-question strong {
    color: var(--orange);
    font-size: 25px;

    transition: transform 0.3s ease;
}

.faq-item.active .faq-question strong {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;

    transition: max-height 0.35s ease;
}

.faq-answer p {
    padding: 0 40px 22px 0;

    color: var(--muted);
}

.contact-section {
    padding: 110px 0;

    color: var(--white);

    background-image:
        linear-gradient(
            90deg,
            rgba(12, 27, 39, 0.98),
            rgba(12, 27, 39, 0.87)
        ),
        url("https://images.unsplash.com/photo-1504307651254-35680f356dfd?auto=format&fit=crop&w=1800&q=85");

    background-position: center;
    background-size: cover;
}

.contact-layout {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
    gap: 80px;
}

.contact-content > p:not(.eyebrow) {
    margin-top: 20px;
    color: #b9c4cc;
}

.contact-information {
    margin-top: 35px;

    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.contact-information a,
.contact-information p {
    color: var(--white);
    font-weight: 700;
}

.contact-information span {
    display: block;

    margin-bottom: 4px;

    color: var(--orange);

    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-information strong {
    font-size: 14px;
}

.contact-form {
    color: var(--text);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form-message {
    margin-top: 15px;

    color: var(--success);

    font-weight: 800;
    text-align: center;
}

.footer {
    padding-top: 70px;

    color: #9daab3;
    background-color: #0a1721;
}

.footer-grid {
    padding-bottom: 55px;

    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 55px;
}

.footer-grid > div:first-child > p {
    max-width: 350px;
    margin-top: 20px;
}

.footer h3 {
    margin-bottom: 18px;

    color: var(--white);
    font-size: 15px;
}

.footer-grid > div:not(:first-child) a,
.footer-grid > div:not(:first-child) p {
    display: block;

    margin-bottom: 10px;

    font-size: 14px;
}

.footer-grid a:hover {
    color: var(--orange);
}

.footer-bottom {
    padding: 24px 0;

    display: flex;
    justify-content: space-between;
    gap: 20px;

    border-top: 1px solid rgba(255, 255, 255, 0.1);

    font-size: 12px;
}

.reveal {
    opacity: 0;
    transform: translateY(28px);

    transition:
        opacity 0.7s ease,
        transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1020px) {
    .nav-links {
        gap: 14px;
    }

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

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

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .process-step {
        border-right: 0;
    }
}

@media (max-width: 860px) {
    .menu-button {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;

        width: min(360px, 85%);
        height: 100vh;
        padding: 110px 35px 40px;

        flex-direction: column;
        align-items: flex-start;
        gap: 24px;

        background-color: var(--navy);

        box-shadow: -20px 0 50px rgba(0, 0, 0, 0.25);

        transition: right 0.35s ease;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links > a {
        font-size: 18px;
    }

    .language-switcher {
        order: -1;
    }

    .language-button {
        font-size: 17px;
    }

    .hero {
        min-height: auto;
    }

    .hero-layout {
        padding-top: 150px;
        padding-bottom: 80px;

        grid-template-columns: 1fr;
    }

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

    .hero-badge,
    .hero-buttons {
        margin-inline: auto;
    }

    .hero-statistics {
        justify-content: center;
    }

    .inspection-card {
        max-width: 570px;
        margin-inline: auto;
    }

    .split-heading,
    .estimator-layout,
    .about-layout,
    .faq-layout,
    .contact-layout {
        grid-template-columns: 1fr;
    }

    .split-heading {
        gap: 20px;
    }

    .about-layout,
    .faq-layout,
    .contact-layout,
    .estimator-layout {
        gap: 45px;
    }

    .main-about-image {
        height: 480px;
    }

    .experience-box {
        right: 20px;
    }

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

@media (max-width: 620px) {
    .section,
    .contact-section {
        padding: 78px 0;
    }

    .hero h1 {
        font-size: 47px;
        letter-spacing: -2px;
    }

    .hero-buttons,
    .hero-buttons .button {
        width: 100%;
    }

    .hero-statistics {
        display: grid;
        grid-template-columns: 1fr;
        gap: 17px;
    }

    .hero-statistics div {
        padding-right: 0;
        padding-bottom: 15px;

        border-right: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.18);
    }

    .trust-grid,
    .services-grid,
    .process-grid,
    .projects-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .project-card,
    .project-card img {
        min-height: 320px;
    }

    .contact-information,
    .form-row,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .contact-form,
    .estimator-card,
    .inspection-card {
        padding: 25px 20px;
    }

    .footer-bottom {
        flex-direction: column;
    }

    .main-about-image {
        height: 400px;
    }

    .experience-box {
        right: 14px;
        bottom: 18px;

        width: 165px;
    }
}