.error-page-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: #f5f7fb;
    padding: 24px;
    font-family: 'Inter', sans-serif;
    box-sizing: border-box;
}
.error-card {
    background: #ffffff;
    border: 1px solid #e8eaf0;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04), 0 1px 8px rgba(0, 0, 0, 0.02);
    padding: 40px;
    width: 100%;
    max-width: 460px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    box-sizing: border-box;
    animation: cardEntrance 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.error-logo {
    max-width: 200px;
    height: auto;
    object-fit: contain;
    margin-bottom: 8px;
}
.error-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background-color: #fef2f2;
    color: #ef4444;
    margin-bottom: 8px;
    animation: pulseIcon 2s infinite ease-in-out;
}
@keyframes pulseIcon {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.2);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
}
.error-icon-wrapper span {
    font-size: 56px !important;
}
.error-code {
    font-size: 72px;
    font-weight: 800;
    line-height: 1;
    color: #ef4444;
    margin: 0;
    letter-spacing: -0.05em;
}
.error-title {
    font-size: 16px;
    font-weight: 700;
    color: #111827;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
}
.error-description {
    font-size: 14px;
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
    max-width: 340px;
}
.error-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: #16adb5;
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 12px 24px;
    border-radius: 10px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(22, 173, 181, 0.2);
}
.error-btn:hover {
    background-color: #129aa1;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(22, 173, 181, 0.3);
}
.error-btn:active {
    transform: translateY(0);
}
.error-btn span {
    font-size: 18px !important;
}