@import url("https://fonts.googleapis.com/css2?family=Oxanium:wght@400;500;600;700&display=swap");

:root {
    color-scheme: dark;
    font-family: "Oxanium", sans-serif;
    background: #181818;
    color: #f5f5f5;
}

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; }

.landing-page {
    position: relative;
    min-height: 100dvh;
    overflow: hidden;
    isolation: isolate;
    padding: 24px;
    background: #181818;
    display: flex;
    align-items: center;
}

.landing-page::before {
    position: absolute;
    inset: -24px;
    z-index: -1;
    content: "";
    background: url("assets/auth_bg.jpg") center / cover no-repeat;
    filter: blur(8px);
    transform: scale(1.06);
}

.landing-page::after {
    position: absolute;
    inset: 0;
    z-index: -1;
    content: "";
    background: linear-gradient(90deg, rgba(24, 24, 24, .12), rgba(24, 24, 24, .2));
}

.github-link {
    position: absolute;
    top: 22px;
    right: clamp(24px, 5vw, 72px);
    display: flex;
    align-items: center;
    gap: 9px;
    color: rgba(245, 245, 245, .72);
    font-size: 13px;
    font-weight: 800;
    text-decoration: none;
    transition: color 180ms ease, opacity 180ms ease;
}

.github-link img { width: 30px; height: 30px; object-fit: contain; }
.github-link:hover { color: #fff; opacity: .9; }

.landing-copy {
    width: min(700px, 42vw);
    margin-left: auto;
    margin-right: clamp(40px, 10vw, 0px);
}

h1 {
    margin: 0;
    font-size: clamp(64px, 8vw, 108px);
    font-weight: 700;
    letter-spacing: .01em;
}

.landing-copy p {
    max-width: 700px;
    margin: 18px 0 0;
    color: rgba(245, 245, 245, .9);
    font-size: 18px;
    line-height: 1.6;
}

.landing-copy .landing-tagline { font-size: 22px; }

.start-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 160px;
    height: 50px;
    margin-top: 28px;
    padding: 0 22px;
    border-radius: 20px;
    background: rgba(131, 131, 131, .42);
    color: #f5f5f5;
    font-size: 18px;
    text-decoration: none;
    transition: background 180ms ease, transform 180ms ease;
}

.start-button:hover { background: rgba(109, 112, 128, .7); transform: scale(1.02); }

@media (max-width: 600px) {
    .landing-page { align-items: center; padding: 80px 20px 48px; }
    .landing-copy { width: 100%; margin: 0 auto; }
    .github-link { right: 20px; }
    .github-link span { display: none; }
    .landing-copy p { font-size: 16px; }
    .landing-copy .landing-tagline { font-size: 19px; }
}