.tdv-err-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8faff 0%, #f0f3f8 50%, #eaecf4 100%);
    padding: 2rem 1rem;
}

.tdv-err-card {
    background: #fff;
    border-radius: 1.25rem;
    box-shadow: 0 4px 32px rgba(0, 0, 0, .07), 0 1px 4px rgba(0, 0, 0, .04);
    overflow: hidden;
    width: 100%;
    max-width: 900px;
    display: flex;
    flex-direction: row;
}

.tdv-err-content {
    flex: 1 1 0;
    padding: 3.5rem 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.tdv-err-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: 1.25rem 0 0 0;
}

.tdv-err-card--blue .tdv-err-content::before {
    background: linear-gradient(90deg, #3699ff 0%, #187de4 100%);
}

.tdv-err-card--orange .tdv-err-content::before {
    background: linear-gradient(90deg, #f0a500 0%, #e08c00 100%);
}

.tdv-err-card--red .tdv-err-content::before {
    background: linear-gradient(90deg, #dc3545 0%, #b52232 100%);
}

.tdv-err-icon-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.25rem;
    height: 3.25rem;
    border-radius: 50%;
    margin-bottom: 1.25rem;
    font-size: 1.35rem;
}

.tdv-err-card--blue .tdv-err-icon-wrap {
    background: rgba(54, 153, 255, .1);
    color: #3699ff;
}

.tdv-err-card--orange .tdv-err-icon-wrap {
    background: rgba(240, 165, 0, .1);
    color: #f0a500;
}

.tdv-err-card--red .tdv-err-icon-wrap {
    background: rgba(220, 53, 69, .1);
    color: #dc3545;
}

.tdv-err-code {
    font-size: 6rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -.04em;
    margin-bottom: .5rem;
}

.tdv-err-card--blue .tdv-err-code {
    background: linear-gradient(135deg, #3699ff 0%, #187de4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tdv-err-card--orange .tdv-err-code {
    background: linear-gradient(135deg, #f0a500 0%, #e08c00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tdv-err-card--red .tdv-err-code {
    background: linear-gradient(135deg, #dc3545 0%, #b52232 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tdv-err-divider {
    width: 3rem;
    height: 3px;
    border-radius: 999px;
    margin-bottom: 1.25rem;
}

.tdv-err-card--blue .tdv-err-divider {
    background: linear-gradient(90deg, #3699ff, #c8e2ff);
}

.tdv-err-card--orange .tdv-err-divider {
    background: linear-gradient(90deg, #f0a500, #ffe5a0);
}

.tdv-err-card--red .tdv-err-divider {
    background: linear-gradient(90deg, #dc3545, #f5b4ba);
}

.tdv-err-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #3f4254;
    margin-bottom: .6rem;
    line-height: 1.3;
}

.tdv-err-desc {
    font-size: .975rem;
    color: #7e8299;
    margin-bottom: 2rem;
    line-height: 1.65;
}

.tdv-err-details {
    background: #fdf4f5;
    border: 1px solid rgba(220, 53, 69, .15);
    border-radius: .75rem;
    padding: .875rem 1rem;
    margin-bottom: 1.5rem;
    font-size: .875rem;
    color: #7e3740;
    line-height: 1.7;
}

.tdv-err-btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .6rem 1.75rem;
    border-radius: 999px;
    font-size: .9rem;
    font-weight: 600;
    color: #fff;
    text-decoration: none;
    letter-spacing: .02em;
    border: none;
    cursor: pointer;
    transition: transform .15s, box-shadow .2s, filter .2s;
}

.tdv-err-btn:hover {
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
    filter: brightness(1.08);
}

.tdv-err-btn:active {
    transform: translateY(0);
}

.tdv-err-card--blue .tdv-err-btn {
    background: linear-gradient(135deg, #3699ff 0%, #187de4 100%);
    box-shadow: 0 4px 14px rgba(54, 153, 255, .35);
}

.tdv-err-card--orange .tdv-err-btn {
    background: linear-gradient(135deg, #f0a500 0%, #cc8800 100%);
    box-shadow: 0 4px 14px rgba(240, 165, 0, .35);
}

.tdv-err-card--red .tdv-err-btn {
    background: linear-gradient(135deg, #dc3545 0%, #b52232 100%);
    box-shadow: 0 4px 14px rgba(220, 53, 69, .35);
}

.tdv-err-illustration {
    flex: 0 0 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 2.5rem 2.5rem 1rem;
    background: linear-gradient(135deg, #f8faff 0%, #f0f3f8 100%);
}

.tdv-err-illustration svg {
    width: 100%;
    max-width: 300px;
    height: auto;
}

@media (max-width: 768px) {
    .tdv-err-card {
        flex-direction: column;
    }

    .tdv-err-illustration {
        flex: none;
        padding: 2rem 2rem 0;
    }

    .tdv-err-illustration svg {
        max-width: 200px;
    }

    .tdv-err-content {
        padding: 2.5rem 2rem;
    }

    .tdv-err-code {
        font-size: 4.5rem;
    }
}

@media (max-width: 480px) {
    .tdv-err-content {
        padding: 2rem 1.5rem;
    }

    .tdv-err-code {
        font-size: 3.5rem;
    }

    .tdv-err-title {
        font-size: 1.15rem;
    }

    .tdv-err-illustration {
        display: none;
    }
}