/* 404 Page Styles - Unique Design */

.error-404-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.error-404-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

.error-404-container {
    max-width: 800px;
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 1;
}

.error-404-logo {
    width: 120px;
    height: 120px;
    margin: 0 auto 40px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: logoFloat 3s ease-in-out infinite;
}

.error-404-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.error-404-number {
    font-size: 180px;
    font-weight: 900;
    line-height: 1;
    color: #ffffff;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    margin: 0 0 20px;
    animation: pulse 2s ease-in-out infinite;
    letter-spacing: -10px;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

.error-404-title {
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 16px;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.error-404-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin: 0 0 40px;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.error-404-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.error-404-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.error-404-btn-primary {
    background: #ffffff;
    color: var(--color-primary);
}

.error-404-btn-primary:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.error-404-btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
}

.error-404-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.error-404-help-section {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    margin-top: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.error-404-help-title {
    font-size: 24px;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 24px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.error-404-help-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.error-404-help-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.error-404-help-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.error-404-help-item-icon {
    font-size: 32px;
    margin-bottom: 12px;
    display: block;
}

.error-404-help-item-title {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    margin: 0 0 8px;
}

.error-404-help-item-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
    line-height: 1.5;
}

.error-404-animated-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    overflow: hidden;
    z-index: 0;
}

.error-404-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    animation: float-shape 15s ease-in-out infinite;
}

.error-404-shape:nth-child(1) {
    width: 200px;
    height: 200px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.error-404-shape:nth-child(2) {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.error-404-shape:nth-child(3) {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float-shape {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
        opacity: 0.5;
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
        opacity: 0.4;
    }
}

@media (max-width: 768px) {
    .error-404-number {
        font-size: 120px;
        letter-spacing: -5px;
    }

    .error-404-title {
        font-size: 32px;
    }

    .error-404-description {
        font-size: 16px;
    }

    .error-404-actions {
        flex-direction: column;
        align-items: stretch;
    }

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

    .error-404-help-section {
        padding: 24px;
    }

    .error-404-help-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .error-404-number {
        font-size: 80px;
        letter-spacing: -3px;
    }

    .error-404-title {
        font-size: 24px;
    }

    .error-404-description {
        font-size: 14px;
    }

    .error-404-help-section {
        padding: 20px;
    }
}