/* =========================
   BASIC
========================= */

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

html {
    scroll-behavior: smooth;
}

body {
    background: #050506;
    color: #f5f5f5;

    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    min-height: 100vh;

    overflow-x: hidden;
}


/* =========================
   BACKGROUND
========================= */

body::before {
    content: "";

    position: fixed;
    inset: 0;

    pointer-events: none;

    background:
        radial-gradient(
            circle at 78% 55%,
            rgba(15, 75, 150, 0.10),
            transparent 35%
        ),

        radial-gradient(
            circle at 25% 55%,
            rgba(255, 0, 0, 0.06),
            transparent 35%
        );

    z-index: -1;
}


/* =========================
   PAGE
========================= */

.page {
    min-height: 100vh;

    display: flex;
    flex-direction: column;
}


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

header {
    height: 90px;

    padding: 0 6vw;

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

    border-bottom: 1px solid #242428;
}


.brand {
    display: flex;
    align-items: center;

    gap: 15px;

    text-decoration: none;

    color: white;
}


.brand img {
    width: 48px;
    height: 48px;

    object-fit: contain;
}


.brand span {
    font-size: 28px;
    font-weight: 700;

    letter-spacing: 1px;
}


nav {
    display: flex;
    align-items: center;

    gap: 48px;
}


nav a {
    color: #d8d8dc;

    text-decoration: none;

    font-size: 14px;

    letter-spacing: 3px;

    transition: 0.2s;
}


nav a:hover {
    color: white;
}


.divider {
    width: 1px;
    height: 30px;

    background: #34343a;
}


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

.hero {
    flex: 1;

    width: min(1500px, 88vw);

    margin: auto;

    padding: 70px 0 45px;

    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        minmax(480px, 0.9fr);

    gap: 90px;

    align-items: center;
}


/* =========================
   LEFT
========================= */

.hero-left {
    position: relative;
}


.hero-logo {
    width: min(390px, 75%);

    display: block;

    margin-bottom: 15px;

    filter:
        drop-shadow(
            0 10px 40px rgba(255, 0, 0, 0.10)
        );
}


.hero-left h1 {
    font-size: clamp(90px, 10vw, 160px);

    font-weight: 750;

    letter-spacing: 8px;

    line-height: 0.9;

    margin-top: 10px;
}


.hero-left h2 {
    margin-top: 28px;

    color: #b2b2b8;

    font-size: 20px;

    font-weight: 400;

    letter-spacing: 5px;

    line-height: 1.6;
}


.red-line {
    width: 60px;
    height: 2px;

    background: #e51b23;

    margin: 25px 0;
}


.hero-left p {
    max-width: 480px;

    color: #8a8a92;

    font-size: 15px;

    line-height: 1.75;

    letter-spacing: 0.5px;
}


/* =========================
   EXPO CARD
========================= */

.expo-card {
    display: block;

    border: 1px solid #35455d;

    border-radius: 24px;

    overflow: hidden;

    text-decoration: none;

    color: white;

    background:
        linear-gradient(
            145deg,
            #12151b,
            #07090d
        );

    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.4);

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


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

    border-color: #357bd3;

    box-shadow:
        0 35px 90px rgba(0, 50, 130, 0.18);
}


.expo-card-content {
    min-height: 650px;

    padding: 55px;

    display: flex;
    flex-direction: column;
    justify-content: space-between;

    background:
        radial-gradient(
            circle at 50% 20%,
            rgba(39, 99, 175, 0.09),
            transparent 40%
        );
}


.expo-logo {
    width: 100%;

    max-height: 330px;

    object-fit: contain;

    filter:
        brightness(0.9)
        contrast(1.15);
}


.expo-info {
    margin-top: 50px;
}


.expo-year {
    display: block;

    font-size: 40px;

    margin-bottom: 2px;
}


.expo-info h2 {
    font-size: clamp(50px, 4vw, 72px);

    letter-spacing: 1px;

    line-height: 1;
}


.blue-line {
    width: 100%;
    height: 1px;

    margin: 20px 0 16px;

    background:
        linear-gradient(
            to right,
            #3993ff,
            #294a6f
        );
}


.expo-info p {
    color: #4b9ff8;

    font-size: 15px;

    letter-spacing: 5px;
}


/* =========================
   EXPO BUTTON
========================= */

.expo-button {
    height: 95px;

    padding: 0 55px;

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

    background:
        linear-gradient(
            100deg,
            #145ca9,
            #184f8e
        );

    font-size: 17px;

    letter-spacing: 4px;
}


.arrow {
    font-size: 46px;

    font-weight: 200;

    transition: 0.25s;
}


.expo-card:hover .arrow {
    transform: translateX(8px);
}


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

footer {
    min-height: 85px;

    padding: 0 6vw;

    border-top: 1px solid #242428;

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

    color: #787880;

    font-size: 12px;

    letter-spacing: 2px;
}


.footer-links {
    display: flex;

    align-items: center;

    gap: 30px;
}


.footer-links a {
    color: #787880;

    text-decoration: none;
}


.footer-links span {
    width: 1px;
    height: 20px;

    background: #303036;
}


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

@media (max-width: 1100px) {

    nav {
        gap: 24px;
    }


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

        gap: 60px;

        padding-top: 50px;
    }


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


    .hero-logo {
        margin-left: auto;
        margin-right: auto;
    }


    .red-line {
        margin-left: auto;
        margin-right: auto;
    }


    .hero-left p {
        margin-left: auto;
        margin-right: auto;
    }


    .expo-card {
        width: min(700px, 100%);

        margin: auto;
    }

}


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

@media (max-width: 700px) {

    header {
        height: 75px;

        padding: 0 22px;
    }


    .brand img {
        width: 38px;
        height: 38px;
    }


    .brand span {
        font-size: 22px;
    }


    nav a:not(:last-child),
    .divider {
        display: none;
    }


    .hero {
        width: calc(100% - 36px);

        padding: 45px 0 30px;
    }


    .hero-logo {
        width: 220px;
    }


    .hero-left h1 {
        font-size: 70px;
    }


    .hero-left h2 {
        font-size: 13px;

        letter-spacing: 3px;
    }


    .hero-left p {
        font-size: 13px;
    }


    .expo-card {
        border-radius: 16px;
    }


    .expo-card-content {
        min-height: 470px;

        padding: 30px;
    }


    .expo-logo {
        max-height: 230px;
    }


    .expo-year {
        font-size: 28px;
    }


    .expo-info h2 {
        font-size: 45px;
    }


    .expo-info p {
        font-size: 11px;

        letter-spacing: 3px;
    }


    .expo-button {
        height: 80px;

        padding: 0 28px;

        font-size: 12px;

        letter-spacing: 2px;
    }


    .arrow {
        font-size: 35px;
    }


    footer {
        padding: 25px;

        flex-direction: column;

        gap: 20px;

        text-align: center;
    }

}