/* ============================================================
   PREMIUM FOOTER STYLES (footer.css)
   ============================================================ */
.footer-wrapper {
    --footer-bg: linear-gradient(135deg, #0b0f19 0%, #111827 50%, #0f172a 100%);
    background: var(--footer-bg);
    color: var(--text-secondary, #94a3b8);
    font-family: 'Inter', 'Hind Siliguri', sans-serif;
    position: relative;
    margin-top: 100px;
    overflow: hidden;
    box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.1);
}

/* Top Shimmer Gradient Border Line */
.footer-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3.5px;
    background: linear-gradient(90deg, var(--accent, #d4af37), var(--orange, #f97316), var(--accent2, #38bdf8), var(--accent, #d4af37));
    background-size: 300% 100%;
    animation: shimmerBorder 6s linear infinite;
    z-index: 2;
}

@keyframes shimmerBorder {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Background Glow Effect */
.footer-wrapper::after {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.footer-inner {
    max-width: 1320px;
    margin: 0 auto;
    padding: 75px 24px 0;
    position: relative;
    z-index: 1;
}

/* Footer Grid */
.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.9fr 1fr 1.1fr;
    gap: 40px;
}

.footer-column {
    display: flex;
    flex-direction: column;
}

/* Logo & Branding */
.footer-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.footer-logo-icon {
    filter: drop-shadow(0 4px 12px rgba(0, 153, 0, 0.3));
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.footer-logo:hover .footer-logo-icon {
    transform: scale(1.1) rotate(5deg);
}

.footer-brand {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.footer-brand .footer-text-accent {
    color: var(--orange, #f97316);
}

.footer-brand .footer-text-light {
    color: #d3d0ee;
}

.footer-description {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-muted, #94a3b8);
    margin-bottom: 24px;
}

/* Social Icons */
.footer-social {
    display: flex;
    gap: 12px;
    margin-top: auto;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary, #cbd5e1);
    font-size: 15px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    backdrop-filter: blur(10px);
}

.footer-social a:hover {
    background: linear-gradient(135deg, var(--accent, #d4af37), var(--orange, #f97316));
    color: #0b0f19;
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.35);
    border-color: transparent;
}

/* Column Titles */
.footer-title {
    font-size: 17px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 10px;
    letter-spacing: 0.5px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent, #d4af37), var(--accent2, #38bdf8));
    border-radius: 3px;
}

/* Quick Links */
.footer-quick-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 13px;
}

.footer-quick-links ul li a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted, #94a3b8);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 2px 0;
}

.footer-quick-links ul li a i {
    font-size: 10px;
    color: var(--accent, #d4af37);
    transition: transform 0.3s ease;
}

.footer-quick-links ul li a:hover {
    color: #ffffff;
    transform: translateX(8px);
}

.footer-quick-links ul li a:hover i {
    transform: translateX(4px);
    color: var(--orange, #f97316);
}

/* Contact List */
.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 14px;
    color: var(--text-muted, #94a3b8);
}

.footer-contact-list li i {
    color: var(--accent, #d4af37);
    font-size: 16px;
    width: 24px;
    height: 24px;
    background: rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* Newsletter Section */
.footer-newsletter-text {
    font-size: 14px;
    color: var(--text-muted, #94a3b8);
    margin-bottom: 18px;
    line-height: 1.6;
}

.footer-newsletter-input-group {
    display: flex;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.footer-newsletter-input-group:focus-within {
    border-color: var(--accent, #d4af37);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.12);
    background: rgba(255, 255, 255, 0.05);
}

.footer-newsletter-input-group input {
    flex: 1;
    padding: 14px 18px;
    background: transparent;
    border: none;
    color: #ffffff;
    font-family: inherit;
    font-size: 13.5px;
    outline: none;
}

.footer-newsletter-input-group input::placeholder {
    color: rgba(148, 163, 184, 0.6);
}

.footer-newsletter-input-group button {
    background: linear-gradient(135deg, var(--accent, #d4af37), var(--orange, #f97316));
    border: none;
    color: #0b0f19;
    padding: 0 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.footer-newsletter-input-group button:hover {
    filter: brightness(1.15);
}

.footer-privacy-note {
    font-size: 12.5px;
    color: rgba(148, 163, 184, 0.7);
    margin-top: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-privacy-note i {
    color: var(--accent, #d4af37);
    font-size: 11px;
}

/* Footer Bottom (Copyright) */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    margin-top: 60px;
    padding: 25px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 13.5px;
    color: var(--text-muted, #94a3b8);
}

.footer-bottom .footer-highlight {
    color: var(--accent, #d4af37);
    font-weight: 600;
}

.footer-bottom .footer-credit a {
    color: var(--text-muted, #94a3b8);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.footer-bottom .footer-credit a:hover {
    color: var(--accent, #d4af37);
}

/* Back to Top Button */
.footer-back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--accent, #d4af37), var(--orange, #f97316));
    color: #0b0f19;
    border: none;
    font-size: 17px;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 99;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
}

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

.footer-back-to-top:hover {
    transform: translateY(-5px) scale(1.06);
    box-shadow: 0 15px 35px rgba(212, 175, 55, 0.5);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 575px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .footer-back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
        font-size: 15px;
        border-radius: 12px;
    }
}