/* ==========================================================================
   Block: Sitewide Banner "Предложить статью"
   ========================================================================== */
.banner-suggest {
    background-color: var(--sa-purple-accent, #7F67B4);
    color: var(--sa-text-inverse, #ffffff);
    padding: 44px 0 24px;
    text-align: center;
    border-bottom: none;
    margin-bottom: 0;
    position: relative;
    z-index: 5;
}

.banner-suggest + .site-footer {
    padding-top: 24px;
}

.banner-suggest__container {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 960px;
    margin: 0 auto;
}

.banner-suggest__title {
    font-family: var(--font-title);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 700;
    color: var(--sa-text-inverse, #ffffff);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin: 0 0 16px 0;
    line-height: 1.25;
}

.banner-suggest__desc {
    font-family: var(--font-heading);
    font-size: clamp(1rem, 1.5vw, 1.1875rem);
    font-weight: 400;
    color: var(--sa-text-inverse, #ffffff);
    line-height: 1.6;
    margin: 0 0 24px 0;
    max-width: 780px;
}

.banner-suggest__action {
    display: flex;
    justify-content: center;
    width: 100%;
}

.banner-suggest__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--btn-primary-bg, #F96E33);
    color: var(--btn-primary-color, #ffffff) !important;
    font-family: var(--btn-font-family);
    font-size: var(--btn-font-size-md, 0.9375rem);
    font-weight: var(--btn-font-weight, 600);
    padding: var(--btn-padding-md, 14px 28px);
    border-radius: var(--btn-radius, 50px);
    text-decoration: none;
    box-shadow: var(--btn-shadow-primary, 0 4px 14px rgba(249, 110, 51, 0.35));
    transition: var(--btn-transition);
}

.banner-suggest__btn:hover,
.banner-suggest__btn:focus-visible {
    background-color: var(--btn-primary-hover-bg, #FF7F50);
    color: var(--btn-primary-color, #ffffff) !important;
    transform: var(--btn-hover-transform, translateY(-2px));
    box-shadow: var(--btn-shadow-primary-hover, 0 8px 24px rgba(249, 110, 51, 0.48));
}

.banner-suggest__btn:active {
    transform: var(--btn-active-transform, translateY(0) scale(0.98));
}

@media (max-width: 768px) {
    .banner-suggest {
        padding: 32px 0 20px;
    }

    .banner-suggest + .site-footer {
        padding-top: 20px;
    }

    .banner-suggest__btn {
        width: 100%;
        max-width: 320px;
        padding: 12px 24px;
        font-size: 1rem;
    }
}

/* ==========================================================================
   Block: Site Footer (Authentic 5-Column SchoolAttestation Layout)
   ========================================================================== */

.site-footer {
    background-color: var(--sa-purple-accent, #7F67B4);
    color: var(--sa-text-inverse, #ffffff);
    padding-top: 48px;
    padding-bottom: 40px;
    margin-top: auto;
    position: relative;
    z-index: 10;
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr 1.6fr 1.15fr 1.35fr;
    gap: 32px;
    align-items: flex-start;
}

.site-footer__col {
    min-width: 0;
}

/* Brand Column */
.site-footer__col--brand {
    display: flex;
    flex-direction: column;
}

.site-footer__logo {
    display: inline-flex;
    align-items: center;
    margin-bottom: 20px;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.site-footer__logo:hover {
    opacity: 0.9;
}

.site-footer__logo-img {
    height: 60px;
    width: 120px;
    display: block;
    aspect-ratio: 120 / 60;
}

.site-footer__company-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.site-footer__company-name {
    font-size: 0.84375rem;
    line-height: 1.5;
    color: #ffffff;
    font-weight: 500;
    margin: 0;
}

.site-footer__address {
    font-size: 0.78125rem;
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.88);
    margin: 0;
}

/* Column Titles */
.site-footer__col-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
    line-height: 1.3;
}

.site-footer__title-link {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    margin-left: -8px;
    border-radius: var(--radius-sm, 6px);
    color: #ffffff;
    text-decoration: none !important;
    transition: background-color var(--transition-fast, 0.2s ease);
}

.site-footer__title-link:hover,
.site-footer__title-link:focus-visible {
    background-color: rgba(255, 255, 255, 0.14);
    text-decoration: none !important;
}

/* Standard Lists */
.site-footer__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.site-footer__list li {
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-footer__link {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    margin-left: -8px;
    font-size: 0.8125rem;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.92);
    border-radius: var(--radius-sm, 6px);
    text-decoration: none !important;
    transition: color var(--transition-fast, 0.2s ease), background-color var(--transition-fast, 0.2s ease), opacity var(--transition-fast, 0.2s ease);
}

.site-footer__link:hover,
.site-footer__link:focus-visible {
    color: #ffffff;
    opacity: 1;
    background-color: rgba(255, 255, 255, 0.14);
    text-decoration: none !important;
}

/* Accordion in Useful column */
.site-footer__accordion {
    margin-top: 10px;
}

.site-footer__accordion-summary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 8px;
    margin-left: -8px;
    border-radius: var(--radius-sm, 6px);
    cursor: pointer;
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.8125rem;
    font-weight: 500;
    list-style: none;
    user-select: none;
    transition: color var(--transition-fast, 0.2s ease), background-color var(--transition-fast, 0.2s ease);
}

.site-footer__accordion-summary::-webkit-details-marker {
    display: none;
}

.site-footer__accordion-summary:hover,
.site-footer__accordion-summary:focus-visible {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.14);
}

.site-footer__accordion-icon {
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.site-footer__accordion[open] .site-footer__accordion-icon {
    transform: rotate(180deg);
}

.site-footer__sublist {
    list-style: none;
    padding: 6px 0 4px 12px;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.site-footer__sublist li {
    list-style: none;
}

/* Column 5: Payment & Contacts */
.site-footer__col--contacts {
    display: flex;
    flex-direction: column;
}

.site-footer__pay-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    max-width: 240px;
    padding: 10px 20px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sa-text-inverse, #ffffff);
    background-color: var(--sa-orange-primary, #F96E33);
    border-radius: var(--radius-md, 12px);
    text-decoration: none;
    box-shadow: var(--sa-shadow-cta, 0 4px 14px rgba(249, 110, 51, 0.35));
    margin-bottom: 14px;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.site-footer__pay-btn:hover {
    background-color: var(--sa-orange-hover, #e55c20);
    transform: translateY(-1px);
}

.site-footer__payment-wrap {
    margin-bottom: 12px;
}

.site-footer__payment-img {
    display: block;
    width: 100%;
    max-width: 240px;
    height: auto;
}

.site-footer__yandex-badge {
    margin-bottom: 16px;
    display: inline-flex;
    border-radius: var(--radius-sm, 8px);
    overflow: hidden;
    line-height: 0;
}

.site-footer__yandex-badge iframe {
    border: 0;
    display: block;
    width: 150px;
    height: 50px;
}


.site-footer__contacts-list {
    list-style: none;
    padding: 0;
    margin: 0 0 18px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

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

.site-footer__contact-link,
.site-footer__contact-item {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 4px 8px;
    margin-left: -8px;
    border-radius: var(--radius-sm, 6px);
    font-size: 0.84375rem;
    font-weight: 500;
    color: var(--sa-text-inverse, #ffffff);
    text-decoration: none !important;
    transition: color var(--transition-fast, 0.2s ease), background-color var(--transition-fast, 0.2s ease);
}

.site-footer__contact-link:hover,
.site-footer__contact-link:focus-visible {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.14);
    text-decoration: none !important;
}

.site-footer__contact-icon {
    flex-shrink: 0;
    opacity: 0.9;
}

/* Social Buttons */
.site-footer__socials {
    display: flex;
    align-items: center;
    gap: 10px;
}

.site-footer__social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-circle, 50%);
    color: var(--sa-text-inverse, #ffffff);
    text-decoration: none;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-footer__social-btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.site-footer__social-btn--vk {
    background-color: #4A76A8;
}

.site-footer__social-btn--tg {
    background-color: #2AABEE;
}

.site-footer__social-btn--zen {
    background-color: #FF0000;
}

/* --------------------------------------------------------------------------
   Responsive Adaptability for 5-Column Footer
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
    .site-footer__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }

    .site-footer__col--contacts {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .site-footer__grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .site-footer__col--contacts {
        grid-column: span 1;
    }
}