.error-404-page {
    min-height: 100vh;
    background:
        radial-gradient(circle at 18% 22%, rgba(182, 212, 51, 0.14), transparent 28%),
        radial-gradient(circle at 82% 72%, rgba(182, 212, 51, 0.08), transparent 30%),
        #050505;
    color: #ffffff;
}

.error-404 {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-height) + 80px) 0 80px;
    overflow: hidden;
}

.error-404 .container {
    display: grid;
    gap: 48px;
    align-items: center;
}

.error-404__content {
    max-width: 720px;
}

.error-404__title {
    max-width: 760px;
    margin: 18px 0 0;
    color: #ffffff;
    font-size: clamp(2.8rem, 10vw, 7rem);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -0.07em;
}

.error-404__text {
    max-width: 620px;
    margin: 24px 0 0;
    color: var(--color-text-soft);
    font-size: clamp(1rem, 2vw, 1.12rem);
    line-height: 1.75;
}

.error-404__actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 34px;
}

.error-404__visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
}

.error-404__number {
    position: relative;
    color: rgba(255, 255, 255, 0.04);
    font-size: clamp(8rem, 34vw, 22rem);
    font-weight: 900;
    line-height: 0.8;
    letter-spacing: -0.12em;
    text-shadow: 0 0 80px rgba(182, 212, 51, 0.08);
    user-select: none;
}

.error-404__number::after {
    content: "";
    position: absolute;
    inset: 18% 8%;
    border-radius: 999px;
    background: rgba(182, 212, 51, 0.14);
    filter: blur(70px);
    z-index: -1;
}

.error-404__card {
    position: absolute;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%);
    width: min(360px, 90%);
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(12, 12, 12, 0.76);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 26px 80px rgba(0, 0, 0, 0.42);
}

.error-404__card-icon {
    width: 44px;
    height: 44px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #111111;
    background: var(--color-accent);
}

.error-404__card strong {
    display: block;
    color: #ffffff;
    font-size: 0.98rem;
    margin-bottom: 4px;
}

.error-404__card p {
    margin: 0;
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.88rem;
    line-height: 1.5;
}

@media (min-width: 768px) {
    .error-404__actions {
        flex-direction: row;
    }
}

@media (min-width: 992px) {
    .error-404 .container {
        grid-template-columns: 1.05fr 0.95fr;
    }

    .error-404__visual {
        min-height: 500px;
    }

    .error-404__card {
        bottom: 64px;
    }
}

@media (max-width: 575px) {
    .error-404 {
        padding-top: calc(var(--header-height) + 48px);
        padding-bottom: 56px;
    }

    .error-404__actions .btn {
        width: 100%;
        justify-content: center;
    }

    .error-404__visual {
        min-height: 260px;
    }

    .error-404__card {
        bottom: 6px;
    }
}