.error-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 40px;
    background: #0f172a;
    color: #fff;
    text-align: center;
}

.error-box {
    max-width: 720px;
}

.error-box strong {
    display: block;
    font-size: clamp(90px, 18vw, 220px);
    line-height: .85;
    color: var(--roof-blue, #14b8a6);
}

.error-box h1 {
    font-size: clamp(32px, 5vw, 58px);
    margin: 24px 0 14px;
}

.error-box p {
    color: #cbd5e1;
    font-size: 18px;
    line-height: 1.7;
}

.error-box a {
    display: inline-block;
    margin-top: 26px;
    padding: 14px 28px;
    border-radius: 999px;
    background: var(--roof-primary, #2563eb);
    color: #fff;
    text-decoration: none;
    font-weight: 900;
}

.error-layout-2 {
    background:
        linear-gradient(rgba(15,23,42,.82), rgba(15,23,42,.88)),
        url('/themes/classic/images/roof-hero.jpg') center/cover no-repeat;
}

.error-bg-card {
    max-width: 760px;
    padding: 54px;
    background: rgba(255,255,255,.95);
    color: #0f172a;
    border-radius: 30px;
    box-shadow: 0 30px 90px rgba(0,0,0,.35);
}

.error-bg-card span {
    font-size: 120px;
    font-weight: 900;
    color: var(--roof-blue, #14b8a6);
}

.error-bg-card a,
.error-layout-3 a,
.error-glass a,
.error-gradient-box a {
    display: inline-block;
    margin-top: 24px;
    padding: 14px 28px;
    border-radius: 999px;
    background: var(--roof-primary, #2563eb);
    color: #fff;
    text-decoration: none;
    font-weight: 900;
}

.error-layout-3 {
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 60px;
    text-align: left;
    background: #f8fafc;
    color: #0f172a;
}

.error-layout-3 > div:first-child {
    max-width: 720px;
}

.error-layout-3 strong {
    font-size: 130px;
    line-height: .8;
    color: var(--roof-primary, #2563eb);
}

.error-layout-3 p {
    color: #475569;
    font-size: 18px;
}

.error-illustration {
    font-size: 180px;
    filter: drop-shadow(0 20px 35px rgba(15,23,42,.2));
}

.error-layout-4 {
    background:
        radial-gradient(circle at top left, rgba(20,184,166,.28), transparent 32%),
        linear-gradient(135deg, #0f172a, #1e293b);
}

.error-glass {
    max-width: 760px;
    padding: 56px;
    border-radius: 34px;
    background: rgba(255,255,255,.11);
    border: 1px solid rgba(255,255,255,.22);
    backdrop-filter: blur(16px);
    box-shadow: 0 30px 90px rgba(0,0,0,.35);
}

.error-glass strong {
    font-size: 140px;
    color: var(--roof-blue, #14b8a6);
}

.error-layout-5 {
    background: linear-gradient(135deg, #0f172a, #2563eb);
}

.error-gradient-box {
    max-width: 780px;
}

.error-gradient-box span {
    display: inline-block;
    padding: 8px 18px;
    border-radius: 999px;
    background: rgba(255,255,255,.14);
    font-weight: 900;
    text-transform: uppercase;
}

.error-gradient-box strong {
    display: block;
    font-size: clamp(110px, 18vw, 240px);
    line-height: .85;
    color: #fff;
    text-shadow: 0 20px 50px rgba(0,0,0,.25);
}

.error-layout-6 {
    position: relative;
    overflow: hidden;
    background: #0f172a;
}

.error-floating {
    position: absolute;
    inset: auto auto 8% 6%;
    font-size: clamp(160px, 25vw, 360px);
    font-weight: 900;
    color: rgba(255,255,255,.045);
    animation: errorFloat 4s ease-in-out infinite;
}

.error-layout-6 .error-box {
    position: relative;
    z-index: 2;
}

@keyframes errorFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-18px);
    }
}

@media (max-width: 800px) {
    .error-layout-3 {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .error-illustration {
        font-size: 110px;
    }

    .error-bg-card,
    .error-glass {
        padding: 34px;
    }
}