/*--------------------------------------------------------------
>>> FOOTER STYLES - MODERN BEAUTIFUL DESIGN
--------------------------------------------------------------*/

.site-footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-3xl);
    position: relative;
    overflow: hidden;
}

/* Decorative pattern overlay */
.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><circle cx="30" cy="30" r="1.5" fill="rgba(255,255,255,0.05)"/></svg>');
    opacity: 0.5;
    pointer-events: none;
}

.site-footer .container {
    position: relative;
    z-index: 1;
}

/* Footer Widgets */
.footer-widgets {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-column h4 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: white;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-column h4::before {
    content: '';
    width: 4px;
    height: 24px;
    background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--radius-sm);
}

/* Footer Menu */
.footer-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-menu li {
    margin-bottom: var(--spacing-sm);
}

.footer-menu a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-base);
}

.footer-menu a::before {
    content: '\f105';
    font-family: "Font Awesome 6 Free", "Font Awesome 5 Free";
    font-weight: 900;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.footer-menu a:hover {
    color: white;
    transform: translateX(5px);
}

.footer-menu a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

/* Newsletter Form */
.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.newsletter-form p {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.newsletter-form input[type="email"] {
    padding: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
}

.newsletter-form input[type="email"]::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input[type="email"]:focus {
    outline: none;
    border-color: #667eea;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.newsletter-form button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.newsletter-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

/* Footer Bottom */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.social-links a i {
    position: relative;
    z-index: 1;
}

.social-links a:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.social-links a:hover::before {
    opacity: 1;
}

/* Copyright */
.copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.back-to-top:active {
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 1024px) {
    .footer-widgets {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .site-footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg);
    }

    .footer-widgets {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
}