:root {
    --color-bg: #050505;
    --color-surface: #111111;
    --color-text: #ffffff;
    --color-muted: #b8b8b8;
    --color-accent: #1473ff;

    --font-heading: 'Arial Black', Arial, sans-serif;
    --font-body: Arial, sans-serif;

    --max-width: 1200px;
    --transition-speed: 0.2s;
}

/* RESET */

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

/* GLOBAL */

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    line-height: 1.6;
}

/* LINKS */

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: opacity var(--transition-speed), color var(--transition-speed);
}

a:hover {
    opacity: 0.85;
}

/* HEADER */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;

    width: 100%;
    background: rgba(5, 5, 5, 0.82);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    border-bottom: 1px solid rgba(255, 255, 255, 0.08);

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

    padding: 18px 56px;
}

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

.logo {
    height: 42px;
    width: auto;
}

.site-header nav {
    display: flex;
    gap: 28px;
}

.site-header nav a {
    color: var(--color-text);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.6px;
}

.site-header nav a:hover {
    color: var(--color-accent);
}

/* HERO */

.hero {
    position: relative;
    overflow: hidden;

    min-height: calc(100vh - 90px);

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    max-width: var(--max-width);
    margin: 0 auto;
    padding: 90px 40px 120px;

    text-align: center;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;

    background:
        radial-gradient(circle at center, rgba(20, 115, 255, 0.22), transparent 38%),
        linear-gradient(180deg, rgba(5, 5, 5, 0) 0%, var(--color-bg) 100%);

    pointer-events: none;
    z-index: -1;
}

.hero-logo {
    width: min(520px, 80vw);
    height: auto;

    display: block;
    margin: 0 auto 34px auto;

    filter: none;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(42px, 7vw, 86px);
    line-height: 0.95;
    letter-spacing: -2px;

    margin-bottom: 18px;
}

.hero-copy {
    color: var(--color-muted);
    font-size: clamp(18px, 2vw, 22px);
    max-width: 720px;

    margin: 0 auto 36px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

/* TYPOGRAPHY */

.eyebrow {
    color: var(--color-accent);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 4px;
    margin-bottom: 16px;
    font-weight: 800;
}

/* BUTTONS */

.button {
    display: inline-block;

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

    padding: 16px 32px;
    border-radius: 12px;

    font-size: 16px;
    font-weight: 800;
    letter-spacing: 0.5px;

    transition:
        transform var(--transition-speed),
        opacity var(--transition-speed),
        border-color var(--transition-speed);
}

.button:hover {
    transform: translateY(-2px);
    opacity: 0.92;
}

.button.secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.button.secondary:hover {
    border-color: var(--color-accent);
}

/* LATEST VIDEOS */

.latest-videos {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 90px 40px 120px;
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;

    margin-bottom: 34px;
}

.section-heading h2 {
    font-family: var(--font-heading);
    font-size: clamp(34px, 5vw, 64px);
    line-height: 1;
}

.section-heading p {
    color: var(--color-muted);
    max-width: 520px;
}

.video-carousel {
    display: flex;
    gap: 24px;

    overflow-x: auto;
    scroll-snap-type: x mandatory;

    padding: 8px 0 28px;
}

.video-card {
    flex: 0 0 380px;
    scroll-snap-align: start;

    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015)),
        var(--color-surface);

    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 22px;
    overflow: hidden;

    color: var(--color-text);

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

.video-card:hover {
    transform: translateY(-8px);
    border-color: rgba(20, 115, 255, 0.8);
    box-shadow: 0 24px 60px rgba(20, 115, 255, 0.16);
}

.video-card img {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.video-card h3 {
    padding: 18px 18px 22px;

    font-size: 17px;
    line-height: 1.35;
    color: var(--color-text);
}

.video-carousel::-webkit-scrollbar {
    height: 8px;
}

.video-carousel::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 999px;
}

.video-carousel::-webkit-scrollbar-thumb {
    background: var(--color-accent);
    border-radius: 999px;
}

/* DATABASE TEASER */

.database-teaser {
    max-width: var(--max-width);
    margin: 0 auto 120px;
    padding: 80px 40px 0;
}

.teaser-card {
    border-radius: 28px;
    padding: 56px;

    background:
        radial-gradient(circle at top right, rgba(20, 115, 255, 0.22), transparent 32%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));

    border: 1px solid rgba(255, 255, 255, 0.10);
}

.teaser-card h2 {
    font-family: var(--font-heading);
    font-size: clamp(32px, 5vw, 58px);
    margin-bottom: 18px;
}

.teaser-card p {
    color: var(--color-muted);
    max-width: 700px;
    font-size: 18px;
}

/* FOOTER */

.site-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 36px 40px;

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

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

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    font-size: 14px;
}

/* SCROLL ANIMATION */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(36px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}
/* PHASE 2: LEAGUE NAV */

.main-nav {

    display: flex;

    align-items: center;

    gap: 28px;

}

.main-nav a {

    color: var(--color-text);

    font-size: 15px;

    font-weight: 700;

    letter-spacing: 0.6px;

}

.main-nav a:hover {

    color: var(--color-accent);

}

/* PHASE 2: LEAGUE CARDS */

.league-grid {

    display: grid;

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

    gap: 18px;

    margin-top: 36px;

}

.league-card {

    display: block;

    padding: 28px 22px;

    background:

        linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.015)),

        rgba(255, 255, 255, 0.03);

    border: 1px solid rgba(255, 255, 255, 0.10);

    border-radius: 22px;

    color: var(--color-text);

    transition:

        transform 0.25s ease,

        border-color 0.25s ease,

        box-shadow 0.25s ease;

}

.league-card:hover {

    transform: translateY(-6px);

    border-color: var(--color-accent);

    box-shadow: 0 20px 50px rgba(20, 115, 255, 0.15);

}

.league-card span {

    display: block;

    font-family: var(--font-heading);

    font-size: 32px;

    line-height: 1;

    margin-bottom: 14px;

}

.league-card p {

    color: var(--color-muted);

    font-size: 14px;

    line-height: 1.5;

}
/* RESPONSIVE */

@media (max-width: 800px) {
    .site-header {
        padding: 16px 24px;
    }

    .logo {
        height: 34px;
    }

    .hero {
        padding: 70px 24px 90px;
    }

    .latest-videos,
    .database-teaser {
        padding-left: 24px;
        padding-right: 24px;
    }

    .section-heading {
        display: block;
    }

    .section-heading p {
        margin-top: 12px;
    }

    .video-card {
        flex-basis: 310px;
    }

    .teaser-card {
        padding: 34px;
    }

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

.video-carousel-wrapper {

    position: relative;

}

.video-carousel-wrapper::before,

.video-carousel-wrapper::after {

    content: "";

    position: absolute;

    top: 0;

    bottom: 28px;

    width: 80px;

    pointer-events: none;

    z-index: 2;

}

.video-carousel-wrapper::before {

    left: 0;

    background: linear-gradient(90deg, var(--color-bg), transparent);

}

.video-carousel-wrapper::after {

    right: 0;

    background: linear-gradient(270deg, var(--color-bg), transparent);

}

@media (max-width: 900px) {

    .main-nav {

        gap: 16px;

    }

    .league-grid {

        grid-template-columns: repeat(2, 1fr);

    }

}

@media (max-width: 600px) {

    .site-header {

        align-items: flex-start;

        gap: 18px;

    }

    .main-nav {

        flex-wrap: wrap;

        justify-content: flex-end;

    }

    .league-grid {

        grid-template-columns: 1fr;

    }

}