/* ===== POLYMORPH FOOTER - STYLIZED GAME UI ===== */
@import url('theme-tokens.css');

/* Footer Container */
.polymorph-footer {
    position: relative;
    margin-top: 6rem;
    background: var(--poly-color-panel-deeper);
    padding: 0;
    overflow: hidden;
}

/* Top Border - Erratic segmented line */
.footer-top-border {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--poly-border-gradient-erratic);
    background-size: 300% 100%;
    animation: scan-border-erratic 12s linear infinite;
    box-shadow: 0 0 15px var(--poly-color-primary-glow);
    z-index: 2;
}

/* Footer Content */
.footer-content {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 3rem 2rem 2rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 3rem;
    z-index: 2;
}

/* Left Section - Branding */
.footer-branding {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-logo {
    width: 48px;
    height: 48px;
    filter: drop-shadow(0 0 10px var(--poly-color-primary-glow));
}

.footer-brand-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.footer-brand-name {
    font-family: var(--poly-font-display);
    font-weight: var(--poly-font-weight-display);
    font-size: var(--poly-font-size-lg);
    color: var(--poly-color-text);
    text-transform: uppercase;
    letter-spacing: var(--poly-letter-spacing-wide);
    text-shadow: var(--poly-text-shadow-primary);
}

.footer-tagline {
    font-family: var(--poly-font-secondary);
    font-weight: var(--poly-font-weight-light);
    font-size: var(--poly-font-size-xs);
    color: var(--poly-color-text-dim);
    text-transform: uppercase;
    letter-spacing: var(--poly-letter-spacing-wider);
}

/* Center Section - Social Links */
.footer-social {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.social-link {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--poly-color-border-subtle);
    border-radius: var(--poly-radius-md);
    color: var(--poly-color-text-dim);
    transition: var(--poly-transition-fast);
    text-decoration: none;
    box-shadow: var(--poly-shadow-inset);
}

.social-link svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
    transition: var(--poly-transition-fast);
}

.social-link:hover {
    background: var(--poly-primary-10);
    border-color: var(--poly-color-primary);
    color: var(--poly-color-primary);
    box-shadow:
        var(--poly-shadow-inset),
        0 0 15px var(--poly-color-primary-glow);
    transform: translateY(-2px);
}

/* Animated corner greebles on hover */
.social-link::before {
    content: '';
    position: absolute;
    top: -2px;
    right: -2px;
    width: 12px;
    height: 12px;
    border-top: 2px solid transparent;
    border-right: 2px solid transparent;
    transition: var(--poly-transition-fast);
}

.social-link:hover::before {
    border-top-color: var(--poly-color-primary);
    border-right-color: var(--poly-color-primary);
    box-shadow: 0 0 8px var(--poly-color-primary-glow);
}

.social-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: -2px;
    width: 12px;
    height: 12px;
    border-bottom: 2px solid transparent;
    border-left: 2px solid transparent;
    transition: var(--poly-transition-fast);
}

.social-link:hover::after {
    border-bottom-color: var(--poly-color-primary);
    border-left-color: var(--poly-color-primary);
    box-shadow: 0 0 8px var(--poly-color-primary-glow);
}

/* Social platform labels (screen reader + tooltip) */
.social-label {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: var(--poly-color-panel-dark);
    padding: 0.5rem 0.75rem;
    border-radius: var(--poly-radius-sm);
    border: 1px solid var(--poly-color-border-primary);
    font-family: var(--poly-font-secondary);
    font-size: var(--poly-font-size-xs);
    color: var(--poly-color-text);
    text-transform: uppercase;
    letter-spacing: var(--poly-letter-spacing-wider);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--poly-transition-fast);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    z-index: 10;
}

.social-link:hover .social-label {
    opacity: 1;
    transform: translateX(-50%) translateY(-12px);
}

/* Right Section - Copyright */
.footer-info {
    text-align: right;
}

.footer-copyright {
    font-family: var(--poly-font-secondary);
    font-weight: var(--poly-font-weight-light);
    font-size: var(--poly-font-size-xs);
    color: var(--poly-color-text-dim);
    letter-spacing: var(--poly-letter-spacing-normal);
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 0.5rem;
}

.footer-link {
    font-family: var(--poly-font-secondary);
    font-size: var(--poly-font-size-xs);
    color: var(--poly-color-text-dim);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: var(--poly-letter-spacing-wider);
    transition: var(--poly-transition-fast);
    position: relative;
}

.footer-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--poly-color-primary);
    transition: var(--poly-transition-fast);
}

.footer-link:hover {
    color: var(--poly-color-primary);
    text-shadow: 0 0 8px var(--poly-color-primary-glow);
}

.footer-link:hover::after {
    width: 100%;
}

@keyframes scan-border-erratic {
    0% { background-position: 0% 0%; }
    100% { background-position: 300% 0%; }
}

/* Grid background pattern */
.footer-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: var(--poly-grid-pattern);
    background-size: var(--poly-grid-size);
    opacity: 0.15;
    pointer-events: none;
    z-index: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .polymorph-footer {
        margin-top: 4rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1.5rem;
        padding: 2rem 2rem 1.5rem;
    }

    .footer-branding {
        justify-content: center;
    }

    .footer-info {
        text-align: center;
    }

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

@media (max-width: 640px) {
    .polymorph-footer {
        margin-top: 2.5rem;
    }

    .footer-content {
        padding: 1.5rem 1rem 1rem;
        gap: 1.25rem;
    }

    .footer-logo {
        width: 40px;
        height: 40px;
    }

    .footer-brand-name {
        font-size: var(--poly-font-size-base);
    }

    .footer-tagline {
        font-size: 0.65rem;
    }

    .footer-social {
        gap: 0.75rem;
    }

    .social-link {
        width: 42px;
        height: 42px;
    }

    .social-link svg {
        width: 20px;
        height: 20px;
    }

    .footer-copyright {
        font-size: 0.7rem;
        line-height: 1.4;
    }

    .footer-links {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.75rem;
        margin-top: 0.35rem;
    }

    .footer-link {
        font-size: 0.7rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .footer-top-border {
        animation: none;
    }

    .social-link,
    .footer-link {
        transition: none;
    }
}