/**
 * Footer Component Styles
 * Nowy Tydzień Theme
 * 
 * @package NowyTydzien
 * @author Rafał Dziewa
 * @link https://dziewa.pl/
 * @version 2.0.0
 */

/* ============================================
   FOOTER MAIN
   ============================================ */
.site-footer {
    margin-top: var(--space-4xl);
    padding: var(--space-3xl) 0 var(--space-xl);
    background: var(--bg-footer);
    color: rgba(255, 255, 255, 0.8);
    border-top: 3px solid var(--color-primary);
}

.tags-cloud-section + .site-footer {
    margin-top: 0;
}

body.home .site-footer {
    margin-top: 0;
}

body.woocommerce .site-footer,
body.woocommerce-page .site-footer,
body.post-type-archive-product .site-footer {
    margin-top: 0;
}

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

/* ============================================
   FOOTER NAVIGATION
   ============================================ */
.footer-navigation {
    margin-bottom: var(--space-xl);
}

.footer-navigation ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-lg);
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-navigation a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.footer-navigation a:hover {
    color: var(--text-light);
}

@media (max-width: 640px) {
    .footer-navigation ul {
        flex-direction: column;
        align-items: center;
        gap: var(--space-md);
    }
}

/* ============================================
   FOOTER COPYRIGHT
   ============================================ */
.footer-content > p {
    margin: 0;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
}

.footer-credit {
    margin: var(--space-xs) 0 0 !important;
    padding-top: 0 !important;
    border-top: none !important;
    font-size: var(--font-size-xs);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.4);
}

.footer-credit a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-credit a:hover {
    color: var(--text-light);
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--text-light);
    border: none;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity var(--transition-base), 
                visibility var(--transition-base),
                transform var(--transition-base),
                background-color var(--transition-fast);
    z-index: var(--z-index-sticky);
}

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

.back-to-top:hover {
    background: var(--color-primary-dark);
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: calc(var(--space-lg) + 60px);
        right: var(--space-lg);
        width: 40px;
        height: 40px;
    }
}

/* ============================================
   MOBILE BOTTOM NAVIGATION BAR
   Stały pasek na dole ekranu (tylko mobile)
   ============================================ */
.mobile-bottom-bar {
    display: none;
}

@media (max-width: 1024px) {
    .mobile-bottom-bar {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        display: flex;
        align-items: center;
        justify-content: space-around;
        height: calc(56px + env(safe-area-inset-bottom, 0px));
        background: var(--bg-primary);
        border-top: 1px solid var(--border-color-light);
        box-shadow: 0 -2px 12px rgba(0,0,0,0.08);
        z-index: 999;
        padding: 0 4px;
        padding-bottom: env(safe-area-inset-bottom, 0px);
    }

    /* Extend background below bar to cover Firefox Android toolbar gap */
    .mobile-bottom-bar::after {
        content: '';
        position: absolute;
        bottom: -50px;
        left: 0;
        right: 0;
        height: 50px;
        background: inherit;
    }

    body {
        padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px));
    }

    body.admin-bar .mobile-bottom-bar {
        /* admin bar nie wpływa na bottom */
    }

    .mobile-bottom-bar__item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-end;
        gap: 2px;
        flex: 1;
        padding: 6px 2px;
        text-decoration: none;
        color: var(--text-tertiary);
        font-size: 11px;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        transition: color 0.2s ease;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-bottom-bar__item:hover,
    .mobile-bottom-bar__item:active {
        color: var(--color-primary);
    }

    /* Active state — current category */
    .mobile-bottom-bar__item--active {
        color: var(--color-primary);
    }

    .mobile-bottom-bar__item--active svg {
        stroke: var(--color-primary);
    }

    .mobile-bottom-bar__item--active .mobile-bottom-bar__herb {
        filter: grayscale(0) opacity(1);
    }

    .mobile-bottom-bar__item svg {
        flex-shrink: 0;
        width: 24px;
        height: 24px;
    }

    /* Herb — monochromatyczny */
    .mobile-bottom-bar__herb {
        flex-shrink: 0;
        width: 24px;
        height: 24px;
        object-fit: contain;
        filter: grayscale(1) opacity(0.6);
        transition: filter 0.2s ease;
    }

    .mobile-bottom-bar__herb--chelm {
        transform: scale(1.18);
    }

    .mobile-bottom-bar__item:hover .mobile-bottom-bar__herb,
    .mobile-bottom-bar__item:active .mobile-bottom-bar__herb {
        filter: grayscale(0) opacity(1);
    }

    /* Środkowy element — czerwony kwadrat */
    .mobile-bottom-bar__item--center {
        flex: 0 0 56px;
        padding: 0;
        position: relative;
    }

    .mobile-bottom-bar__square {
        display: block;
        width: 48px;
        height: 48px;
        background: var(--color-primary);
        border: 2.5px solid #fff;
        border-radius: 11px;
        position: relative;
        top: -14px;
        box-shadow: 0 4px 14px rgba(225, 27, 34, 0.35);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        animation: squarePulse 3.5s ease-in-out infinite;
    }

    .mobile-bottom-bar__square.is-tapped {
        animation: squareTap 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
    }

    @keyframes squareTap {
        0% {
            transform: scale(1) rotate(0deg);
            box-shadow: 0 4px 14px rgba(225, 27, 34, 0.35);
        }
        12% {
            transform: scale(0.82) rotate(0deg);
            box-shadow: 0 1px 4px rgba(225, 27, 34, 0.7);
        }
        25% {
            transform: scale(0.88) rotate(25deg);
            box-shadow: 0 2px 8px rgba(225, 27, 34, 0.55);
        }
        40% {
            transform: scale(0.85) rotate(55deg);
            box-shadow: 0 3px 10px rgba(225, 27, 34, 0.5);
        }
        55% {
            transform: scale(0.9) rotate(90deg);
            box-shadow: 0 2px 8px rgba(225, 27, 34, 0.55);
        }
        68% {
            transform: scale(1.1) rotate(90deg);
            box-shadow: 0 6px 20px rgba(225, 27, 34, 0.5);
        }
        78% {
            transform: scale(0.96) rotate(90deg);
            box-shadow: 0 3px 12px rgba(225, 27, 34, 0.4);
        }
        88% {
            transform: scale(1.04) rotate(90deg);
            box-shadow: 0 5px 16px rgba(225, 27, 34, 0.42);
        }
        100% {
            transform: scale(1) rotate(90deg);
            box-shadow: 0 4px 14px rgba(225, 27, 34, 0.35);
        }
    }

    @keyframes squarePulse {
        0% {
            box-shadow: 0 4px 14px rgba(225, 27, 34, 0.35);
            transform: scale(1);
        }
        15% {
            box-shadow: 0 6px 18px rgba(225, 27, 34, 0.45);
            transform: scale(1.06);
        }
        25% {
            box-shadow: 0 4px 14px rgba(225, 27, 34, 0.35);
            transform: scale(1);
        }
        40% {
            box-shadow: 0 5px 16px rgba(225, 27, 34, 0.4);
            transform: scale(1.04);
        }
        50% {
            box-shadow: 0 4px 14px rgba(225, 27, 34, 0.35);
            transform: scale(1);
        }
        65% {
            box-shadow: 0 7px 22px rgba(225, 27, 34, 0.5);
            transform: scale(1.08);
        }
        78% {
            box-shadow: 0 4px 14px rgba(225, 27, 34, 0.35);
            transform: scale(0.98);
        }
        88% {
            box-shadow: 0 5px 16px rgba(225, 27, 34, 0.4);
            transform: scale(1.03);
        }
        100% {
            box-shadow: 0 4px 14px rgba(225, 27, 34, 0.35);
            transform: scale(1);
        }
    }

    /* Dark mode */
    body.dark-mode .mobile-bottom-bar {
        background: var(--bg-primary);
        border-top-color: rgba(255,255,255,0.08);
        box-shadow: 0 -2px 12px rgba(0,0,0,0.3);
    }

    body.dark-mode .mobile-bottom-bar__square {
        box-shadow: 0 4px 18px rgba(225, 27, 34, 0.45);
    }
}