/* =========================================
   RESET
========================================= */

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


html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}


body {
    font-family: Arial, Helvetica, sans-serif;
    color: #151515;
    background: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}


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


button {
    font: inherit;
}


.container {
    width: min(1180px, 90%);
    margin: 0 auto;
}


.narrow {
    max-width: 850px;
}



/* =========================================
   HEADER
========================================= */

.header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;

    background: #ffffff;
    border-bottom: 1px solid #eeeeee;
}


.nav {
    min-height: 76px;

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

    position: relative;
}


.logo {
    font-size: 23px;
    font-weight: 700;
    letter-spacing: 2px;
    white-space: nowrap;

    position: relative;
    z-index: 1100;
}


.logo span {
    font-weight: 400;
}



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

.main-nav {
    display: block;
}


.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;

    list-style: none;
}


.nav-links a {
    display: block;

    font-size: 14px;
    font-weight: 500;

    padding: 10px 0;

    transition: opacity 0.2s ease;
}


.nav-links a:hover {
    opacity: 0.55;
}



/* =========================================
   HAMBURGER BUTTON
========================================= */

.menu-toggle {
    display: none;

    width: 42px;
    height: 42px;

    border: 0;
    background: transparent;

    cursor: pointer;

    padding: 8px;

    position: relative;
    z-index: 1100;
}


.menu-toggle span {
    display: block;

    width: 26px;
    height: 2px;

    margin: 5px auto;

    background: #151515;

    transition: 0.25s ease;
}


.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}


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


.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}



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

.hero {
    min-height: 520px;

    display: flex;
    align-items: center;

    background:
        linear-gradient(
            90deg,
            rgba(8, 20, 34, 0.96),
            rgba(8, 20, 34, 0.77)
        );

    color: #ffffff;
}


.hero-content {
    padding: 20px 0;
}


.eyebrow {
    font-size: 12px;
    font-weight: 600;

    letter-spacing: 4px;

    margin-bottom: 20px;

    opacity: 0.75;
}


.hero h1 {
    font-size: clamp(42px, 6vw, 78px);

    line-height: 1.02;

    letter-spacing: -2px;

    max-width: 930px;

    margin-bottom: 28px;
}


.hero-description {
    font-size: 19px;

    line-height: 1.6;

    max-width: 620px;

    color: rgba(255, 255, 255, 0.78);

    margin-bottom: 32px;
}



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

.button {
    display: inline-flex;

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

    min-height: 50px;

    padding: 14px 26px;

    background: #ffffff;
    color: #111111;

    font-size: 14px;
    font-weight: 600;

    transition: transform 0.2s ease;
}


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


.dark-button {
    background: #0b1826;
    color: #ffffff;

    margin-top: 25px;
}



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

.section {
    padding: 110px 0;
}


.light {
    background: #f5f5f3;
}


.section-label {
    font-size: 12px;
    font-weight: 600;

    text-transform: uppercase;

    letter-spacing: 3px;

    color: #777777;

    margin-bottom: 22px;
}


.section h2,
.trade-section h2 {
    font-size: clamp(38px, 5vw, 62px);

    line-height: 1.08;

    letter-spacing: -2px;

    margin-bottom: 32px;
}


.large-text {
    font-size: 22px;

    line-height: 1.55;

    margin-bottom: 24px;
}



/* =========================================
   CARDS
========================================= */

.cards {
    display: grid;

    grid-template-columns: repeat(4, 1fr);

    gap: 20px;

    margin-top: 60px;
}


.card {
    background: #ffffff;

    padding: 34px 28px;

    min-height: 255px;

    border-top: 3px solid #0b1826;

    transition: transform 0.25s ease;
}


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


.card-number {
    display: block;

    font-size: 12px;

    color: #999999;

    margin-bottom: 45px;
}


.card h3 {
    font-size: 21px;

    line-height: 1.25;

    margin-bottom: 12px;
}


.card p {
    color: #666666;

    line-height: 1.65;
}



/* =========================================
   IMPORT & EXPORT
========================================= */

.trade-section {
    background: #0b1826;

    color: #ffffff;

    padding: 120px 0;
}


.trade-grid {
    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 100px;
}


.trade-grid p {
    font-size: 18px;

    line-height: 1.7;

    color: rgba(255, 255, 255, 0.7);

    margin-bottom: 24px;
}


.light-label {
    color: rgba(255, 255, 255, 0.5);
}



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

footer {
    background: #090f16;

    color: #ffffff;

    padding: 65px 0 28px;
}


.footer-content {
    display: flex;

    justify-content: space-between;
    align-items: flex-start;

    gap: 40px;

    margin-bottom: 55px;
}


.footer-logo {
    font-size: 21px;
    font-weight: 700;

    letter-spacing: 2px;

    margin-bottom: 10px;
}


footer p {
    font-size: 14px;

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


.footer-links {
    display: flex;

    gap: 25px;

    font-size: 14px;
}


.footer-links a:hover {
    opacity: 0.65;
}


.copyright {
    padding-top: 24px;

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

    font-size: 13px;

    color: rgba(255, 255, 255, 0.4);
}



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

@media (max-width: 1000px) {

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

}



/* =========================================
   MOBILE
========================================= */

@media (max-width: 800px) {

    html {
        scroll-padding-top: 64px;
    }


    .container {
        width: 88%;
    }


    /* HEADER */

    .nav {
        min-height: 64px;
    }


    .logo {
        font-size: 19px;
        letter-spacing: 1.5px;
    }


    .menu-toggle {
        display: block;
    }


    .main-nav {
        display: none;

        position: fixed;

        top: 64px;
        left: 0;

        width: 100%;

        background: #ffffff;

        border-top: 1px solid #eeeeee;
        border-bottom: 1px solid #eeeeee;

        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    }


    .main-nav.active {
        display: block;
    }


    .nav-links {
        width: 88%;

        margin: 0 auto;

        display: flex;
        flex-direction: column;

        align-items: stretch;

        gap: 0;

        padding: 10px 0 16px;
    }


    .nav-links li {
        width: 100%;
    }


    .nav-links a {
        width: 100%;

        font-size: 16px;

        padding: 15px 0;

        border-bottom: 1px solid #eeeeee;
    }


    .nav-links li:last-child a {
        border-bottom: none;
    }



    /* HERO */

    .hero {
        min-height: auto;

        padding: 70px 0 75px;
    }


    .hero-content {
        padding: 0;
    }


    .eyebrow {
        font-size: 11px;

        letter-spacing: 3px;

        margin-bottom: 18px;
    }


    .hero h1 {
        font-size: 43px;

        line-height: 1.04;

        letter-spacing: -1.5px;

        margin-bottom: 24px;
    }


    .hero-description {
        font-size: 17px;

        line-height: 1.55;

        margin-bottom: 30px;
    }



    /* SECTIONS */

    .section {
        padding: 72px 0;
    }


    .section-label {
        font-size: 11px;

        letter-spacing: 2.5px;

        margin-bottom: 17px;
    }


    .section h2,
    .trade-section h2 {
        font-size: 36px;

        line-height: 1.1;

        letter-spacing: -1.3px;

        margin-bottom: 25px;
    }


    .large-text {
        font-size: 19px;

        line-height: 1.55;

        margin-bottom: 20px;
    }



    /* CARDS */

    .cards {
        grid-template-columns: 1fr;

        gap: 14px;

        margin-top: 38px;
    }


    .card {
        min-height: auto;

        padding: 27px 24px 30px;
    }


    .card-number {
        margin-bottom: 25px;
    }


    .card h3 {
        font-size: 20px;
    }



    /* IMPORT EXPORT */

    .trade-section {
        padding: 75px 0;
    }


    .trade-grid {
        grid-template-columns: 1fr;

        gap: 12px;
    }


    .trade-grid p {
        font-size: 17px;
    }



    /* CONTACT */

    .dark-button {
        width: 100%;
    }



    /* FOOTER */

    footer {
        padding: 48px 0 25px;
    }


    .footer-content {
        flex-direction: column;

        gap: 30px;

        margin-bottom: 38px;
    }


    .footer-links {
        flex-direction: column;

        gap: 12px;
    }


    .copyright {
        font-size: 12px;
    }

}



/* =========================================
   SMALL PHONES
========================================= */

@media (max-width: 390px) {

    .container {
        width: 90%;
    }


    .hero {
        padding: 60px 0 65px;
    }


    .hero h1 {
        font-size: 35px;
    }


    .hero-description {
        font-size: 16px;
    }


    .section h2,
    .trade-section h2 {
        font-size: 32px;
    }


    .large-text {
        font-size: 18px;
    }


    .button {
        width: 100%;
    }

}