```css
/* =====================================
   ROOT
===================================== */

:root {
    --dark: #111827;
    --dark-2: #1f2937;
    --yellow: #f5b400;
    --yellow-dark: #d99d00;
    --white: #ffffff;
    --light: #f7f8fa;
    --text: #20252b;
    --muted: #68707a;
    --border: #e5e7eb;
    --green: #20b85a;
}


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


html {
    scroll-behavior: smooth;
}


body {
    font-family:
        Arial,
        Helvetica,
        sans-serif;

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

    line-height: 1.6;

    padding-bottom: 62px;
}


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


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


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


.container {
    width: min(92%, 1200px);
    margin-inline: auto;
}


.section {
    padding: 75px 0;
}


/* =====================================
   TOP BAR
===================================== */

.top-bar {
    background: #090d13;
    color: #ddd;
    font-size: 13px;
}


.top-bar-inner {
    min-height: 38px;

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

    gap: 20px;
}


.top-bar a {
    color: var(--yellow);
    font-weight: 700;
}


/* =====================================
   NAVBAR
===================================== */

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

    background: rgba(17, 24, 39, .97);

    box-shadow:
        0 4px 20px rgba(0,0,0,.15);
}


.nav {
    min-height: 70px;

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


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

    color: white;
}


.logo-icon {
    width: 42px;
    height: 42px;

    display: grid;
    place-items: center;

    background: var(--yellow);
    border-radius: 8px;

    font-size: 22px;
}


.logo strong {
    display: block;

    font-size: 17px;
    line-height: 1.1;
}


.logo small {
    display: block;

    font-size: 9px;
    letter-spacing: 2px;

    color: #bbb;
}


.menu-btn {
    border: 0;
    background: transparent;

    color: white;
    font-size: 28px;

    cursor: pointer;
}


.nav-menu {
    display: none;

    position: absolute;

    left: 0;
    right: 0;
    top: 70px;

    background: var(--dark);

    padding: 20px;

    flex-direction: column;
    gap: 5px;
}


.nav-menu.active {
    display: flex;
}


.nav-menu > a {
    color: #ddd;

    padding: 12px 10px;

    font-weight: 600;
}


.nav-menu > a:hover {
    color: var(--yellow);
}


.nav-call {
    background: var(--yellow) !important;
    color: #111 !important;

    text-align: center;

    border-radius: 5px;

    margin-top: 8px;
}


/* =====================================
   HERO
===================================== */

.hero {
    position: relative;

    min-height: 680px;

    display: flex;
    align-items: center;

    background:
        linear-gradient(
            90deg,
            rgba(5,8,12,.94),
            rgba(5,8,12,.65)
        ),
        url("images/hero-crane.jpg")
        center / cover no-repeat;

    color: white;
}


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

    display: grid;
    gap: 45px;

    padding-top: 55px;
    padding-bottom: 55px;
}


.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 7px 12px;

    border: 1px solid rgba(245,180,0,.5);
    border-radius: 50px;

    color: var(--yellow);

    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1px;
}


.badge span {
    width: 7px;
    height: 7px;

    background: var(--yellow);

    border-radius: 50%;
}


.hero h1 {
    margin-top: 20px;

    font-size: clamp(40px, 10vw, 72px);

    line-height: 1.04;

    max-width: 720px;
}


.hero h1 span {
    display: block;
    color: var(--yellow);
}


.hero-description {
    max-width: 620px;

    margin-top: 20px;

    color: #d5d8dd;

    font-size: 17px;
}


.hero-buttons {
    display: flex;
    flex-direction: column;

    gap: 12px;

    margin-top: 30px;
}


.btn {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    min-height: 50px;

    padding: 0 22px;

    border-radius: 6px;

    border: 2px solid transparent;

    font-weight: 800;

    transition: .25s;
}


.btn-primary {
    background: var(--yellow);
    color: #111;
}


.btn-primary:hover {
    background: white;
    transform: translateY(-2px);
}


.btn-outline {
    border-color: rgba(255,255,255,.5);
    color: white;
}


.btn-outline:hover {
    background: white;
    color: #111;
}


.btn-whatsapp {
    background: var(--green);
    color: white;
}


.hero-trust {
    display: flex;

    gap: 30px;

    margin-top: 35px;

    border-top: 1px solid rgba(255,255,255,.2);

    padding-top: 22px;
}


.hero-trust div {
    display: flex;
    flex-direction: column;
}


.hero-trust strong {
    font-size: 22px;
    color: var(--yellow);
}


.hero-trust span {
    color: #bbb;
    font-size: 12px;
}


.hero-card {
    background: rgba(255,255,255,.96);

    color: #111;

    padding: 25px;

    border-radius: 10px;

    max-width: 420px;

    box-shadow:
        0 20px 50px rgba(0,0,0,.35);
}


.hero-card-top {
    display: flex;
    justify-content: space-between;

    font-size: 10px;
    font-weight: 900;
    letter-spacing: 1px;
}


.online {
    color: var(--green);
}


.hero-card h3 {
    font-size: 27px;
    line-height: 1.2;

    margin: 16px 0 10px;
}


.hero-card p {
    color: #666;

    font-size: 14px;
}


.quick-call {
    display: flex;
    align-items: center;

    gap: 12px;

    margin-top: 20px;

    padding: 13px;

    background: #f2f3f5;

    border-radius: 7px;
}


.quick-call > span {
    width: 42px;
    height: 42px;

    display: grid;
    place-items: center;

    background: var(--yellow);

    border-radius: 50%;
}


.quick-call div {
    flex: 1;
}


.quick-call small,
.quick-call strong {
    display: block;
}


.quick-call small {
    color: #777;
    font-size: 11px;
}


.quick-call strong {
    font-size: 15px;
}


.quick-call b {
    font-size: 22px;
}


/* =====================================
   STATS
===================================== */

.stats {
    background: var(--yellow);
}


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


.stat {
    text-align: center;

    padding: 25px 10px;

    border-bottom: 1px solid rgba(0,0,0,.12);
}


.stat:nth-child(odd) {
    border-right: 1px solid rgba(0,0,0,.12);
}


.stat strong {
    display: block;

    font-size: 28px;
    line-height: 1;
}


.stat span {
    display: block;

    margin-top: 6px;

    font-size: 11px;
    font-weight: 700;

    text-transform: uppercase;
}


/* =====================================
   SECTION HEADING
===================================== */

.section-heading {
    max-width: 700px;

    margin: 0 auto 45px;

    text-align: center;
}


.section-label {
    display: inline-block;

    margin-bottom: 8px;

    color: var(--yellow-dark);

    font-size: 12px;
    font-weight: 900;

    letter-spacing: 2px;
}


.section-heading h2,
.about-content h2,
.contact-info h2 {
    font-size: clamp(30px, 6vw, 45px);

    line-height: 1.15;
}


.section-heading p {
    color: var(--muted);

    margin-top: 12px;
}


/* =====================================
   SERVICES
===================================== */

.services {
    background: var(--light);
}


.services-grid {
    display: grid;

    grid-template-columns: 1fr;

    gap: 20px;
}


.service-card {
    background: white;

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

    border-radius: 10px;

    overflow: hidden;

    transition: .3s;
}


.service-card:hover {
    transform: translateY(-5px);

    box-shadow:
        0 18px 35px rgba(0,0,0,.08);
}


.service-image {
    height: 210px;

    position: relative;

    overflow: hidden;
}


.service-image img {
    height: 100%;

    object-fit: cover;

    transition: .5s;
}


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


.service-image span {
    position: absolute;

    right: 15px;
    top: 15px;

    width: 38px;
    height: 38px;

    display: grid;
    place-items: center;

    background: var(--yellow);

    border-radius: 50%;

    font-size: 12px;
    font-weight: 900;
}


.service-content {
    padding: 25px;
}


.service-icon {
    font-size: 28px;

    margin-bottom: 10px;
}


.service-content h3 {
    font-size: 21px;

    margin-bottom: 8px;
}


.service-content p {
    color: var(--muted);

    font-size: 14px;
}


.service-content a {
    display: inline-block;

    margin-top: 17px;

    color: #111;

    font-weight: 800;

    font-size: 13px;
}


.service-content a:hover {
    color: var(--yellow-dark);
}


.no-image .service-content {
    padding-top: 32px;
}


/* =====================================
   ABOUT
===================================== */

.about {
    background: white;
}


.about-grid {
    display: grid;

    gap: 50px;

    align-items: center;
}


.about-images {
    position: relative;
}


.about-main-image {
    border-radius: 10px;

    overflow: hidden;
}


.about-main-image img {
    height: 430px;

    object-fit: cover;
}


.experience-box {
    position: absolute;

    bottom: -20px;
    right: 15px;

    background: var(--yellow);

    padding: 18px 22px;

    border-radius: 7px;

    display: flex;

    align-items: center;

    gap: 12px;

    box-shadow:
        0 10px 25px rgba(0,0,0,.18);
}


.experience-box strong {
    font-size: 36px;
    line-height: 1;
}


.experience-box span {
    font-size: 12px;
    font-weight: 800;
}


.about-content > p {
    color: var(--muted);

    margin-top: 16px;
}


.check-list {
    display: grid;

    grid-template-columns: 1fr;

    gap: 10px;

    margin: 25px 0 30px;
}


.check-list div {
    font-weight: 700;

    font-size: 14px;
}


.check-list span {
    display: inline-grid;

    place-items: center;

    width: 23px;
    height: 23px;

    margin-right: 7px;

    background: #fff3c4;

    color: #a37400;

    border-radius: 50%;
}


/* =====================================
   WHY US
===================================== */

.why-us {
    background: var(--light);
}


.why-grid {
    display: grid;

    grid-template-columns: 1fr;

    gap: 15px;
}


.why-card {
    position: relative;

    background: white;

    padding: 28px;

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

    border-radius: 9px;

    overflow: hidden;
}


.why-number {
    position: absolute;

    right: 15px;
    top: 10px;

    font-size: 50px;

    font-weight: 900;

    color: #f2f2f2;
}


.why-icon {
    font-size: 30px;

    position: relative;
}


.why-card h3 {
    position: relative;

    margin-top: 10px;
}


.why-card p {
    position: relative;

    margin-top: 7px;

    color: var(--muted);

    font-size: 14px;
}


/* =====================================
   AREAS
===================================== */

.areas {
    background:
        linear-gradient(
            110deg,
            #111827,
            #222b3a
        );

    color: white;
}


.areas-inner {
    display: grid;

    gap: 35px;
}


.areas-content p {
    color: #c7cbd1;

    max-width: 600px;

    margin-top: 15px;
}


.area-list {
    display: flex;

    flex-wrap: wrap;

    gap: 9px;

    margin-top: 25px;
}


.area-list span {
    padding: 8px 13px;

    border: 1px solid rgba(255,255,255,.2);

    border-radius: 50px;

    color: #ddd;

    font-size: 12px;
}


.areas-call {
    border-left: 3px solid var(--yellow);

    padding: 10px 0 10px 25px;
}


.areas-call span,
.areas-call strong,
.areas-call a,
.areas-call small {
    display: block;
}


.areas-call span {
    color: #aaa;

    font-size: 12px;
}


.areas-call strong {
    font-size: 26px;
}


.areas-call a {
    margin: 7px 0;

    color: var(--yellow);

    font-size: 23px;
    font-weight: 900;
}


.areas-call small {
    color: #aaa;

    font-size: 11px;
}


/* =====================================
   PROCESS
===================================== */

.process-grid {
    display: grid;

    gap: 20px;
}


.process-step {
    text-align: center;
}


.process-step > span {
    width: 55px;
    height: 55px;

    display: grid;
    place-items: center;

    margin: 0 auto 15px;

    background: var(--yellow);

    border-radius: 50%;

    font-weight: 900;
}


.process-step h3 {
    font-size: 18px;
}


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

    margin-top: 7px;

    font-size: 14px;
}


.process-line {
    display: none;
}


/* =====================================
   BIG CTA
===================================== */

.big-cta {
    background: var(--yellow);

    padding: 55px 0;
}


.big-cta-inner {
    display: grid;

    gap: 25px;
}


.big-cta-inner > div:first-child > span {
    font-size: 11px;

    font-weight: 900;

    letter-spacing: 1px;
}


.big-cta h2 {
    font-size: clamp(30px, 7vw, 46px);

    line-height: 1.1;

    margin: 7px 0;
}


.big-cta p {
    max-width: 600px;
}


.cta-actions {
    display: flex;

    flex-direction: column;

    gap: 10px;
}


.cta-actions .btn-primary {
    background: #111;
    color: white;
}


.cta-actions .btn-primary:hover {
    background: white;
    color: #111;
}


/* =====================================
   CONTACT
===================================== */

.contact {
    background: #f7f8fa;
}


.contact-grid {
    display: grid;

    gap: 45px;
}


.contact-info > p {
    color: var(--muted);

    margin: 15px 0 30px;
}


.contact-item {
    display: flex;

    gap: 14px;

    align-items: center;

    margin: 18px 0;
}


.contact-item > span {
    width: 45px;
    height: 45px;

    display: grid;
    place-items: center;

    background: #fff1bf;

    border-radius: 50%;
}


.contact-item small,
.contact-item a,
.contact-item strong {
    display: block;
}


.contact-item small {
    color: #777;

    font-size: 11px;
}


.contact-item a,
.contact-item strong {
    font-size: 15px;
}


.contact-form {
    background: white;

    padding: 25px;

    border-radius: 10px;

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

    box-shadow:
        0 15px 40px rgba(0,0,0,.05);
}


.contact-form h3 {
    font-size: 26px;
}


.contact-form > p {
    color: var(--muted);

    margin-bottom: 20px;
}


.form-row {
    display: grid;

    gap: 15px;
}


.form-group {
    margin-bottom: 15px;
}


.form-group label {
    display: block;

    margin-bottom: 6px;

    font-size: 12px;

    font-weight: 800;
}


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

    border: 1px solid #ddd;

    border-radius: 5px;

    padding: 13px;

    outline: none;

    background: #fff;
}


.form-group textarea {
    resize: vertical;
}


.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--yellow-dark);

    box-shadow:
        0 0 0 3px rgba(245,180,0,.12);
}


.form-btn {
    width: 100%;
}


/* =====================================
   FOOTER
===================================== */

.footer {
    background: #090d13;

    color: #ddd;

    padding-top: 60px;
}


.footer-grid {
    display: grid;

    grid-template-columns: 1fr;

    gap: 35px;

    padding-bottom: 45px;
}


.footer-brand p {
    max-width: 350px;

    color: #999;

    font-size: 14px;

    margin-top: 17px;
}


.footer h4 {
    color: white;

    margin-bottom: 14px;
}


.footer-links a,
.footer-contact a {
    display: block;

    color: #aaa;

    margin: 8px 0;

    font-size: 13px;
}


.footer-links a:hover,
.footer-contact a:hover {
    color: var(--yellow);
}


.footer-contact p {
    color: #aaa;

    font-size: 13px;

    margin-top: 12px;
}


.footer-social {
    display: flex;

    gap: 8px;

    margin-top: 18px;
}


.footer-social a {
    padding: 7px 12px;

    border: 1px solid #333;

    border-radius: 5px;

    color: #aaa;

    font-size: 11px;
}


.copyright {
    border-top: 1px solid #222;

    padding: 18px 0;
}


.copyright .container {
    display: flex;

    justify-content: space-between;

    gap: 15px;

    color: #777;

    font-size: 11px;
}


/* =====================================
   MOBILE BOTTOM BAR
===================================== */

.mobile-bottom-bar {
    position: fixed;

    left: 0;
    right: 0;
    bottom: 0;

    z-index: 2000;

    display: grid;

    grid-template-columns: 1fr 1fr;

    height: 62px;

    box-shadow:
        0 -5px 20px rgba(0,0,0,.18);
}


.mobile-bottom-bar a {
    display: flex;

    align-items: center;
    justify-content: center;

    gap: 8px;

    color: white;

    font-weight: 800;
}


.mobile-call {
    background: #111827;
}


.mobile-wa {
    background: var(--green);
}


/* =====================================
   TABLET
===================================== */

@media (min-width: 600px) {

    body {
        padding-bottom: 0;
    }


    .mobile-bottom-bar {
        display: none;
    }


    .hero-buttons {
        flex-direction: row;
    }


    .hero-buttons .btn {
        min-width: 180px;
    }


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


    .stat {
        border-bottom: 0;
        border-right: 1px solid rgba(0,0,0,.12);
    }


    .stat:last-child {
        border-right: 0;
    }


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


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


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


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


    .cta-actions {
        flex-direction: row;
    }


    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }

}


/* =====================================
   DESKTOP
===================================== */

@media (min-width: 900px) {

    .menu-btn {
        display: none;
    }


    .nav-menu {
        position: static;

        display: flex;

        flex-direction: row;

        align-items: center;

        gap: 5px;

        padding: 0;

        background: transparent;
    }


    .nav-menu > a {
        padding: 8px 12px;

        font-size: 13px;
    }


    .nav-call {
        margin: 0 0 0 8px;
    }


    .hero {
        min-height: 730px;
    }


    .hero-content {
        grid-template-columns:
            minmax(0, 1.4fr)
            minmax(300px, .6fr);

        align-items: center;
    }


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


    .about-grid {
        grid-template-columns:
            1fr 1fr;
    }


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


    .areas-inner {
        grid-template-columns:
            1fr 350px;

        align-items: center;
    }


    .process-grid {
        grid-template-columns:
            1fr 60px 1fr 60px 1fr;

        align-items: center;
    }


    .process-line {
        display: block;

        height: 2px;

        background: #ddd;
    }


    .big-cta-inner {
        grid-template-columns:
            1fr auto;

        align-items: center;
    }


    .contact-grid {
        grid-template-columns:
            .9fr 1.1fr;

        align-items: start;
    }


    .contact-form {
        padding: 35px;
    }

}


/* =====================================
   LARGE DESKTOP
===================================== */

@media (min-width: 1200px) {

    .hero h1 {
        font-size: 76px;
    }


    .hero-card {
        margin-left: auto;
    }

}
```