/**
 * Footer Styles
 * 
 * @package Biolocus
 * @version 1.0.0
 */

/* ========================================
   FOOTER MAIN
   ======================================== */

.footer {
    background: var(--footer-bg, #2D2A26);
    color: var(--footer-text, #E8E6E3);
    padding: var(--spacing-2xl) 0 0;
}

/* ========================================
   FOOTER GRID
   ======================================== */

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--spacing-xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* ========================================
   FOOTER COLUMN
   ======================================== */

.footer__col {
    /* Базовые стили колонки */
}

.footer__logo {
    margin-bottom: var(--spacing-md);
}

.footer__logo .logo {
    color: #fff;
}

.footer__logo .logo__text {
    color: #fff;
}

.footer__logo .logo__text b {
    color: var(--primary);
}

.footer__about {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-md);
}

/* ========================================
   FOOTER TITLE
   ======================================== */

.footer__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-bold);
    color: #fff;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========================================
   FOOTER MENU
   ======================================== */

.footer__menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer__menu a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__menu a:hover {
    color: var(--primary);
}

/* ========================================
   FOOTER CONTACTS
   ======================================== */

.footer__contacts {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__contact {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

.footer__contact svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    stroke: var(--primary);
    margin-top: 2px;
}

.footer__contact a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__contact a:hover {
    color: var(--primary);
}

/* ========================================
   FOOTER SOCIAL
   ======================================== */

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: #fff;
    transition: all var(--transition-fast);
}

.footer__social-link:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

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

.footer__social-link--max {
    font-size: var(--font-size-xs);
    font-weight: var(--font-bold);
}

/* ========================================
   FOOTER BOTTOM
   ======================================== */

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) 0;
}

.footer__copyright {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
}

.footer__links {
    display: flex;
    gap: var(--spacing-md);
}

.footer__links a {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__links a:hover {
    color: var(--primary);
}

/* ========================================
   FOOTER PAYMENTS
   ======================================== */

.footer__payments {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer__payments-label {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
}

.footer__payments-icons {
    display: flex;
    gap: var(--spacing-xs);
}

.footer__payments-icons svg {
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.footer__payments-icons svg:hover {
    opacity: 1;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer__payments {
        flex-direction: column;
    }
}