/* =========================================
   FOOTER SECTION
   Scoped to .footer-root
   Theme: Matching Site Dark Gradient & Glass
========================================= */

.footer-root {
    --footer-bg-gradient: linear-gradient(180deg, #1a1025 0%, #110b1d 100%);
    --footer-text-primary: #ffffff;
    --footer-text-secondary: #9ca3af;
    --footer-accent: #a855f7;
    /* Purple */
    --footer-accent-hover: #d8b4fe;
    /* Light Lavender */
    --footer-border: rgba(255, 255, 255, 0.1);
    --footer-glass-bg: rgba(255, 255, 255, 0.05);
}

.footer-section {
    background: var(--footer-bg-gradient);
    color: var(--footer-text-primary);
    padding: 80px 0 30px;
    position: relative;
    font-family: 'Inter', sans-serif;
    border-top: 1px solid var(--footer-border);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Main Grid --- */
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

/* Common Column Headers */
.footer-heading {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--footer-text-primary);
    position: relative;
    display: inline-block;
}

.footer-heading::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 40px;
    height: 3px;
    background: var(--footer-accent);
    border-radius: 2px;
}

/* 1. Brand Column */
.footer-brand h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: linear-gradient(90deg, #fff, var(--footer-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.footer-desc {
    color: var(--footer-text-secondary);
    line-height: 1.6;
    margin-bottom: 25px;
    max-width: 350px;
}

.footer-socials {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--footer-glass-bg);
    border: 1px solid var(--footer-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--footer-text-primary);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--footer-accent);
    color: #fff;
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 5px 15px rgba(168, 85, 247, 0.4);
    border-color: transparent;
}

/* 2. Quick Links Column */
.footer-links-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-link-item {
    margin-bottom: 12px;
}

.footer-link {
    color: var(--footer-text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-link::before {
    content: '›';
    color: var(--footer-accent);
    font-weight: bold;
    opacity: 0;
    transform: translateX(-5px);
    transition: all 0.2s ease;
}

.footer-link:hover {
    color: var(--footer-accent-hover);
    padding-left: 5px;
}

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

/* 3. Contact Column */
.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    color: var(--footer-text-secondary);
}

.contact-icon {
    color: var(--footer-accent);
    font-size: 1.2rem;
    margin-top: 3px;
}

.contact-text {
    line-height: 1.5;
}

.contact-text a {
    color: var(--footer-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.contact-text a:hover {
    color: var(--footer-accent-hover);
}

/* --- Bottom Bar --- */
.footer-bottom {
    border-top: 1px solid var(--footer-border);
    padding-top: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
}

.copyright {
    color: var(--footer-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.tagline {
    font-size: 0.85rem;
    color: var(--footer-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

/* Scroll To Top Button */
.scroll-top-btn {
    position: absolute;
    right: 0;
    top: -25px;
    /* Halfway overlapping the line */
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--footer-accent), #7c3aed);
    border-radius: 50%;
    border: none;
    color: #fff;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
    opacity: 0;
    pointer-events: none;
    /* Initially hidden */
}

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(124, 58, 237, 0.5);
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 50px;
    }

    .footer-brand {
        grid-column: span 2;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-heading::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .footer-brand,
    .footer-links,
    .footer-contact {
        grid-column: span 1;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-contact-list {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .contact-item {
        flex-direction: column;
        align-items: center;
        gap: 8px;
        margin-bottom: 25px;
    }

    .scroll-top-btn {
        position: relative;
        top: 0;
        right: 0;
        margin-top: 20px;
    }
}