/* =========================
   GENERAL
   ========================= */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: #1a1a1a;
    background-color: #ffffff;
    line-height: 1.6;
}


/* =========================
   NAVIGATION
   ========================= */

header {
    border-bottom: 1px solid #e5e5e5;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 40px;

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

nav strong {
    font-size: 21px;
    font-weight: 600;
    letter-spacing: 2.5px;
    color: #12243a;
}

nav a {
    color: #1a1a1a;
    text-decoration: none;
    margin-left: 32px;
    font-size: 14px;
}

nav a:hover {
    color: #12243a;
}


/* =========================
   MAIN CONTENT
   ========================= */

main {
    max-width: 1200px;
    margin: 0 auto;
}


/* =========================
   SECTIONS
   ========================= */

section {
    padding: 100px 40px;
}

section h2 {
    font-size: 38px;
    line-height: 1.2;
    font-weight: 500;
    letter-spacing: -0.5px;
    margin: 0;
}

section p {
    max-width: 700px;
}


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

main > section:first-child {
    padding-top: 150px;
    padding-bottom: 150px;
}

main > section:first-child h1 {
    max-width: 900px;
    font-size: 64px;
    line-height: 1.08;
    font-weight: 500;
    letter-spacing: -1px;
    margin: 0 0 32px 0;
}

main > section:first-child p {
    max-width: 680px;
    font-size: 19px;
    line-height: 1.7;
    color: #555555;
    margin: 0 0 42px 0;
}


/* =========================
   LINKS / BUTTONS
   ========================= */

section a {
    display: inline-block;
    color: #ffffff;
    background-color: #12243a;
    padding: 15px 26px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

section a:hover {
    background-color: #263f5c;
}


/* =========================
   WHAT WE DO
   ========================= */

main > section:nth-child(2) {
    padding-top: 120px;
    padding-bottom: 120px;
}

.what-we-do > div {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    margin-top: 60px;
}

article {
    border-top: 1px solid #cccccc;
    padding-top: 25px;
}

article h3 {
    font-size: 22px;
    font-weight: 500;
    margin-top: 0;
    margin-bottom: 18px;
}

article p {
    color: #555555;
    margin-top: 0;
}


/* =========================
   GLOBAL SECTION
   ========================= */

main > section:nth-child(3) {
    background-color: #f5f6f7;
    max-width: none;
    padding-left: calc((100% - 1120px) / 2);
    padding-right: calc((100% - 1120px) / 2);
}

main > section:nth-child(3) > p {
    max-width: 750px;
    font-size: 22px;
    line-height: 1.6;
    margin-top: 70px;
}

.regions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 70px;
}

.regions div {
    border-top: 1px solid #cccccc;
    padding-top: 20px;
}

.regions span {
    display: block;
    font-size: 13px;
    color: #777777;
    margin-bottom: 15px;
}

.regions strong {
    font-size: 20px;
    font-weight: 500;
}


/* =========================
   CONTACT SECTION
   ========================= */
.contact-section {
    background-color: #12243a;
    max-width: none;
    padding-left: calc((100% - 1120px) / 2);
    padding-right: calc((100% - 1120px) / 2);
}

.contact-content {
    max-width: 700px;
}

.contact-section h2 {
    color: #ffffff;
}

.contact-section p {
    color: #d9dee5;
    font-size: 18px;
    line-height: 1.7;
    margin-top: 30px;
    margin-bottom: 35px;
}

.contact-section a {
    background-color: #ffffff;
    color: #12243a;
}

.contact-section a:hover {
    background-color: #e9edf1;
}


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

footer {
    border-top: 1px solid #e5e5e5;
    padding: 30px 40px;
    text-align: center;
    color: #777777;
    font-size: 13px;
}


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

.about-preview {
    display: flex;
    justify-content: flex-end;
}

.about-text {
    width: 65%;
}

.about-text p {
    max-width: 700px;
    font-size: 18px;
    line-height: 1.7;
    color: #555555;
    margin-bottom: 25px;
}

.about-text a {
    margin-top: 15px;
}

.menu-toggle {
    display: none;
}


/* =========================
   SERVICE DETAILS
   ========================= */

.service-detail {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 40px;
    border-top: 1px solid #cccccc;
    padding-top: 30px;
    padding-bottom: 50px;
}

.service-number {
    font-size: 13px;
    color: #777777;
    padding-top: 8px;
    letter-spacing: 1px;
}

.service-detail h2 {
    margin-top: 0;
    margin-bottom: 18px;
    font-size: 28px;
    line-height: 1.25;
    font-weight: 500;
    letter-spacing: -0.3px;
}

.service-detail p {
    max-width: 680px;
    color: #555555;
    font-size: 17px;
    line-height: 1.7;
    margin-top: 0;
    margin-bottom: 18px;
}

.page-intro {
    padding-top: 120px;
    padding-bottom: 90px;
}

.eyebrow {
    display: block;
    font-size: 12px;
    letter-spacing: 1.8px;
    color: #777777;
    margin-bottom: 28px;
}

.page-intro h1 {
    max-width: 650px;
    font-size: 44px;
    line-height: 1.15;
    font-weight: 500;
    letter-spacing: -0.5px;
    margin: 0 0 30px 0;
}

.page-intro p {
    max-width: 620px;
    font-size: 18px;
    line-height: 1.7;
    color: #555555;
    margin: 0;
}


/* =========================
   ABOUT SECTION
   ========================= */
   
.about-section {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 40px;
    border-top: 1px solid #cccccc;
    padding-top: 30px;
    padding-bottom: 80px;
}

.about-section-label span {
    font-size: 13px;
    color: #777777;
    letter-spacing: 1px;
}

.about-section-content {
    max-width: 700px;
}

.about-section-content h2 {
    margin-top: 0;
    margin-bottom: 25px;
    font-size: 30px;
    font-weight: 500;
}

.about-section-content p {
    color: #555555;
    font-size: 17px;
    line-height: 1.7;
    margin-top: 0;
    margin-bottom: 20px;
}

.about-closing {
    background-color: #12243a;
    max-width: none;
    padding-left: calc((100% - 1120px) / 2);
    padding-right: calc((100% - 1120px) / 2);
}

.about-closing-content {
    max-width: 700px;
}

.about-closing h2 {
    color: #ffffff;
    margin-top: 0;
    font-size: 34px;
    font-weight: 500;
}

.about-closing p {
    color: #d9dee5;
    font-size: 18px;
    line-height: 1.7;
    margin-top: 25px;
    margin-bottom: 35px;
}

.about-closing a {
    display: inline-block;
    background-color: #ffffff;
    color: #12243a;
    padding: 15px 26px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.about-closing a:hover {
    background-color: #e9edf1;
}

.contact-details {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 40px;
    border-top: 1px solid #cccccc;
    padding-top: 30px;
    padding-bottom: 70px;
}

.contact-label span {
    font-size: 13px;
    color: #777777;
    letter-spacing: 1px;
}

.contact-content {
    max-width: 700px;
}

.contact-content h2 {
    margin-top: 0;
    margin-bottom: 25px;
    font-size: 30px;
    font-weight: 500;
}

.contact-content p {
    color: #555555;
    font-size: 17px;
    line-height: 1.7;
    margin-top: 0;
    margin-bottom: 25px;
}

.contact-content a {
    display: inline-block;
    color: #12243a;
    font-size: 17px;
    font-weight: 500;
    text-decoration: none;
    border-bottom: 1px solid #12243a;
    padding-bottom: 3px;
}

.contact-content a:hover {
    opacity: 0.7;
}

.contact-closing {
    background-color: #12243a;
    max-width: none;
    padding-left: calc((100% - 1120px) / 2);
    padding-right: calc((100% - 1120px) / 2);
}

.contact-closing-content {
    max-width: 700px;
}

.contact-closing h2 {
    color: #ffffff;
    margin-top: 0;
    font-size: 34px;
    font-weight: 500;
}

.contact-closing p {
    color: #d9dee5;
    font-size: 18px;
    line-height: 1.7;
    margin-top: 25px;
}

/* =========================
   RESPONSIVE DESIGN
   ========================= */

@media (max-width:768px) {

    nav {
        padding: 20px;
    }

    nav a {
        margin-left: 15px;
        font-size: 13px;
    }

    section {
        padding: 80px 20px;
    }

    main > section:first-child {
        padding-top: 100px;
        padding-bottom: 100px;
    }

    main > section:first-child h1 {
        font-size: 46px;
    }

    main > section:first-child p {
        font-size: 18px;
    }

    .what-we-do > div {
        display: grid;
        grid-template-columns: 1fr;
        gap: 50px;
    }

    main > section:nth-child(3) {
        padding-left: 20px;
        padding-right: 20px;
    }

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

    .about-preview {
        display: block;
    }

    .about-text {
        width: 100%;
    }

    .contact-section {
        padding-left: 20px;
        padding-right: 20px;
    }

    footer {
        padding: 30px 20px;
    }

    .menu-toggle {
    display: block;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #12243a;
    }

    .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: #ffffff;
    padding: 20px;
    border-top: 1px solid #e5e5e5;
    }

    .nav-links.active {
    display: flex;
    flex-direction: column;
    }

    .nav-links a {
        margin: 10px 0;
    }

    .page-intro {
        padding-top: 100px;
        padding-bottom: 80px;
    }

    .page-intro h1 {
        font-size: 44px;
    }

    .about-section {
    grid-template-columns: 1fr;
    gap: 10px;
    }

    .about-closing {
    padding-left: 20px;
    padding-right: 20px;
    }

    .contact-details {
    grid-template-columns: 1fr;
    gap: 10px;
    }

    .contact-closing {
    padding-left: 20px;
    padding-right: 20px;
    }

}