/*
 * layout.css — каркас: хедер, футер, навигация.
 */

@layer layout {
    /* ------------------------------------------------------------------ *
     * Хедер
     * ------------------------------------------------------------------ */
    .site-header {
        display: flex;
        flex-direction: column;
        border-bottom: 1px solid var(--color-border);
        background: var(--color-bg);

        @media (max-width: 64rem) {
            flex-direction: row;

            > .site-header__top {
                flex: 0 1 auto;
            }

            > .site-header__bottom {
                flex: 1 1 auto;
            }
        }
    }

    .site-header__top, .site-header__bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-4);
        min-height: 4rem;
    }

    .site-header__top {
        padding: 1rem 0;
    }

    .site-header__bottom {
        background: var(--color-bg-header);

        > div {
            min-height: 4rem;
        }

        .container {
            position: relative;
        }

        @media (max-width: 64rem) {
            background: var(--white);

            .container {
                gap: var(--space-4);
                align-items: center;
            }
        }
    }

    .site-header__logo {
        font-weight: 700;
        text-decoration: none;

        img {
            width: auto;
            height: 4rem;
        }

        @media (max-width: 64rem) {
            img {
                min-width: 117px;
                height: 44px;
            }
        }
    }

    .site-header__cta,
    .site-nav__cta {
        padding-inline: var(--space-4);
        white-space: nowrap;
    }

    /* ------------------------------------------------------------------ *
     * Навигация
     * ------------------------------------------------------------------ */
    .site-nav {
        display: flex;
        width: 100%;

        @media (max-width: 64rem) {
            display: none;

            &.is-open {
                display: flex;
                flex-direction: column;
                position: fixed;
                inset: var(--mobile-header-h) 0 0;
                z-index: 100;
                background: var(--color-bg);
                overflow-y: auto;
            }
        }
    }

    .site-nav ul {
        display: flex;
        flex-wrap: wrap;
        list-style: none;
        margin: 0;
        padding: 0;

        @media (max-width: 64rem) {
            display: none;
        }
    }

    .site-nav.is-open ul.menu {
        @media (max-width: 64rem) {
            display: flex;
            flex-direction: column;
        }
    }

    .site-nav a {
        color: inherit;
        text-decoration: none;
    }

    .site-nav__toggle {
        display: none;

        @media (max-width: 64rem) {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 24px;
            height: 24px;
        }
    }

    .site-nav__toggle-icon,
    .site-nav__toggle-icon::before,
    .site-nav__toggle-icon::after {
        width: 18px;
        height: 2px;
        border-radius: 1px;
        background: var(--color-brand);
    }

    .site-nav__toggle-icon {
        position: relative;
        display: block;
        transition: background-color .25s ease;
    }

    .site-nav__toggle-icon::before,
    .site-nav__toggle-icon::after {
        content: '';
        position: absolute;
        left: 0;
        transition: transform .25s ease, top .25s ease;
    }

    .site-nav__toggle-icon::before {
        top: -6px;
    }

    .site-nav__toggle-icon::after {
        top: 6px;
    }

    .site-nav__toggle.is-open .site-nav__toggle-icon {
        background: transparent;
    }

    .site-nav__toggle.is-open .site-nav__toggle-icon::before {
        top: 0;
        transform: rotate(45deg);
    }

    .site-nav__toggle.is-open .site-nav__toggle-icon::after {
        top: 0;
        transform: rotate(-45deg);
    }

    /* ------------------------------------------------------------------ *
     * Выпадающее меню
     * ------------------------------------------------------------------ */
    .menu > .menu-item {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: .4rem;
        padding: 1.8rem 1.35rem;
        color: var(--white);

        &:hover,
        &:focus-within {
            background: var(--white);
            color: var(--dark-blue);
        }
    }

    .submenu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 1.25rem;
        height: 1.25rem;
        color: inherit;

        &::after {
            content: "";
            width: .45rem;
            height: .45rem;
            border-right: 2px solid currentColor;
            border-bottom: 2px solid currentColor;
            transform: rotate(45deg);
            transition: transform .2s ease;
        }
    }

    .menu > .menu-item > .sub-menu {
        position: absolute;
        display: none;
    }

    .menu > .menu-item-has-children {
        position: relative;

        &:hover,
        &:focus-within,
        &.is-expanded {
            .submenu-toggle::after {
                transform: rotate(-135deg);
            }

            > .sub-menu {
                display: grid;
                column-gap: var(--space-4);
                position: absolute;
                inset-inline: 0;
                top: 100%;
                padding: var(--space-3);
                background: var(--color-bg);
                border-top: 1px solid var(--color-border);
                box-shadow: var(--shadow-card);
                width: min-content;
                z-index: 1;

                .menu-item {
                    padding: var(--space-3);
                    overflow: hidden;
                    width: 100%;

                    a {
                        display: block;
                        align-items: center;
                        gap: .65rem;
                        color: var(--dark-blue);
                        width: 100%;
                        min-width: 0;
                        padding-left: var(--space-3);
                        text-overflow: ellipsis;
                        white-space: nowrap;
                        overflow: hidden;
                        position: relative;

                        &::before {
                            position: absolute;
                            left: 0;
                            top: 50%;
                            transform: translateY(-50%);
                            content: "";
                            width: .4rem;
                            height: .4rem;
                            border-radius: 50%;
                            background: var(--color-brand);
                        }

                        &:hover {
                            color: var(--color-brand);
                        }
                    }
                }
            }
        }
    }

    /* Desktop: keep long patient-menu labels readable without ellipsis. */
    @media (min-width: 64.001rem) {
        #menu-item-2749:hover > .sub-menu,
        #menu-item-2749:focus-within > .sub-menu,
        #menu-item-2749.is-expanded > .sub-menu {
            width: 28rem;
            grid-template-columns: minmax(0, 1fr) !important;
            inset-inline-start: 0;
            inset-inline-end: auto;
        }

        #menu-item-2749 > .sub-menu .menu-item a {
            white-space: normal;
            overflow: visible;
            text-overflow: clip;
            line-height: 1.35;
        }
    }

    /* ------------------------------------------------------------------ *
     * Мобильное меню
     * ------------------------------------------------------------------ */
    @media (max-width: 64rem) {
        .menu > .menu-item {
            flex-wrap: wrap;
            justify-content: start;
            width: 100%;
            padding: var(--space-3) var(--container-pad);
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text);

            a {
                white-space: normal;
                flex: 1;
            }

            &:hover,
            &:focus-within {
                background: none;
                color: var(--color-text);
            }
        }

        .menu > .menu-item-has-children {
            &:hover,
            &:focus-within {
                > .sub-menu {
                    display: none;
                }

                .submenu-toggle::after {
                    transform: rotate(45deg);
                }
            }

            &.is-expanded .submenu-toggle::after {
                transform: rotate(-135deg);
            }

            &.is-expanded > .sub-menu {
                display: flex;
                flex-direction: column;
                flex-basis: 100%;
                gap: 0;
                position: static;
                grid-template-columns: none;
                inset-inline: auto;
                top: auto;
                padding: 0;
                background: var(--color-bg-alt);
                border-top: none;
                box-shadow: none;
                width: calc(100% + 2rem);
                margin-left: -1rem;
                margin-right: -1rem;
            }
        }

        .menu > .menu-item.is-expanded {
            padding-bottom: 0;

            > a {
                margin-bottom: var(--space-2);
            }
        }
    }

    /* ------------------------------------------------------------------ *
     * Футер
     * ------------------------------------------------------------------ */
    .site-footer {
        padding-block: 2rem;
        background: var(--blue-4);
        margin-top: 5.625rem;

        @media (max-width: 48rem) {
            margin-top: 3.5rem;
        }
    }

    .site-footer__top {
        display: flex;
        flex-wrap: nowrap;
        align-items: flex-start;
        gap: var(--space-4) var(--space-3);

        @media (max-width: 1170px) {
            flex-wrap: wrap;
        }
    }

    .site-footer__brand {
        display: flex;
        flex-direction: column;
        gap: var(--space-4);
        flex: 0 0 260px;
        max-width: 260px;

        @media (max-width: 1170px) {
            flex: 1 1 100%;
            max-width: 100%;
        }
    }

    .site-footer__tagline {
        color: var(--color-text-muted);
        font-size: var(--text-sm);
    }

    .site-footer__actions {
        display: flex;
        flex-direction: column;
        gap: var(--space-4);
    }

    .site-footer__cta {
        order: 1;
        padding: var(--space-2) var(--space-3);
        text-align: center;
    }

    .site-footer__social {
        order: 2;
        display: flex;
        gap: var(--space-2);
    }

    .site-footer__col {
        display: flex;
        flex-direction: column;
        gap: var(--space-3);
        flex: 1 1 180px;
    }

    .site-footer__title {
        font-size: var(--text-h4);
        font-weight: var(--weight-medium);
    }

    .site-footer__list {
        display: flex;
        flex-direction: column;
        gap: var(--space-3);

        a {
            color: var(--color-text-muted);
            font-size: var(--text-sm);
        }
    }

    .site-footer__menu {
        display: flex;
        flex-wrap: nowrap;
        gap: var(--space-4) var(--space-3);
        flex: 1 1 auto;
        min-width: 0;

        @media (max-width: 1170px) {
            flex-wrap: wrap;
            width: 100%;
        }

        @media (max-width: 768px) {
            flex-direction: column;
        }

        > li {
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
            flex: 1 1 0;
            min-width: 0;
        }

        > li > a {
            font-size: var(--text-h4);
            font-weight: var(--weight-medium);
            color: var(--color-text);
            cursor: default;
            pointer-events: none;
            white-space: nowrap;
        }

        .sub-menu {
            display: flex;
            flex-direction: column;
            gap: var(--space-3);
            min-width: 0;
        }

        .sub-menu a {
            color: var(--color-text-muted);
            font-size: var(--text-sm);
            overflow-wrap: break-word;
            word-break: normal;
            line-height: 1.35;
        }
    }

    .site-footer__contacts {
        flex: 0 0 240px;

        @media (max-width: 1170px) {
            flex: 1 1 100%;
            max-width: 100%;
            width: 100%;
        }
    }

    .site-footer__contact-list {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-4);

        @media (max-width: 1170px) {
            max-width: 100%;
            width: 100%;

            li {
                flex: 1 1;
            }
        }

        @media (max-width: 768px) {
            flex-direction: column;
        }

        li {
            display: flex;
            align-items: flex-start;
            gap: var(--space-2);
        }

        a,
        span {
            color: var(--dark-blue);
            font-size: var(--text-sm);
        }
    }

    .site-footer__help {
        display: flex;
        flex-direction: column;
        gap: var(--space-2);
        padding: var(--space-3) 1.0625rem;
        background: var(--blue-8);
        border-radius: var(--radius);
    }

    .site-footer__help-title {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        color: var(--dark-blue);
        font-weight: var(--weight-medium);
    }

    .site-footer__help-text {
        color: var(--color-text-muted);
        font-size: var(--text-sm);
    }

    .site-footer__ask {
        align-self: flex-start;
        color: var(--color-brand);
        font-size: var(--text-sm);
    }

    .site-footer__divider {
        border: none;
        border-top: 1px solid var(--color-border);
        margin-block: var(--space-4);
    }

    .site-footer__bottom {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        gap: var(--space-4);
    }

    .site-footer__copy {
        color: var(--color-text-muted);
        font-size: var(--text-sm);
    }

    .site-footer__a11y {
        padding: .75rem;
        font-size: var(--text-sm);
    }

    /*Поиск*/

    .site-search {
        position: absolute;
        inset: 50% 0;
        display: none;
        align-items: center;
        z-index: 2;
        padding-inline: var(--container-pad);
        transform: translateY(-50%);
        min-height: 50px;

        &.active {
            display: flex;
        }
    }

    .search-field {
        position: relative;
        display: flex;
        align-items: center;
        width: 100%;

        .close-icon {
            position: absolute;
            top: 50%;
            right: var(--space-3);
            transform: translateY(-50%);
        }
    }

    .search-mark {
        background: none;
        color: var(--color-brand);
    }

    .site-search-results {
        display: flex;
        position: absolute;
        background: var(--color-bg);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        padding: var(--space-3) var(--space-4);
        inset: 100% var(--container-pad) auto var(--container-pad);
        flex-direction: column;
        gap: var(--space-3);
        overflow: auto;
        max-height: 60vh;

        .results-container {
            display: flex;
            flex-direction: column;

            .result-card {
                display: flex;
                gap: var(--space-3);
                padding: var(--space-2);
                cursor: pointer;
                text-decoration: none;
                border-radius: var(--radius);

                &:hover {
                    background: var(--color-bg-alt);
                }

                img {
                    max-width: var(--space-6);
                    max-height: var(--space-6);
                    border-radius: var(--radius);
                    width: 100%;
                    height: 100%;
                }

                .result-card__body {
                    display: flex;
                    flex-direction: column;
                    justify-content: center;
                    gap: var(--space-2);
                }
            }
        }

        &:empty {
            display: none;
        }
    }

    .site-search:not(.has-value) .site-search-results {
        display: none;
    }

    .search-backdrop {
        position: absolute;
        inset: 6rem 0 0 0;
        backdrop-filter: blur(10px);
        height: 100%;
        z-index: 1;
        display: none;

        &.active {
            display: block;
        }
    }

    /* ------------------------------------------------------------------ *
     * Мобильный поиск
     * ------------------------------------------------------------------ */
    @media (max-width: 64rem) {
        .site-search {
            position: fixed;
            inset: var(--mobile-header-h) 0 auto 0;
            flex-direction: column;
            align-items: stretch;
            z-index: 101;
            padding-inline: 0;
            transform: none;
            min-height: 0;
        }

        .site-nav.is-open ~ .site-search {
            display: flex;
        }

        .site-search:has(.site-search-results) {
            bottom: 0;
        }

        .site-nav.is-open {
            padding-top: var(--mobile-search-h);
        }

        .search-field {
            height: var(--mobile-search-h);
            padding-inline: var(--container-pad);
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border);

            .close-icon {
                right: calc(var(--container-pad) + var(--space-3));
            }
        }

        .site-search-results {
            position: static;
            flex: 1 1 auto;
            border: 0;
            border-radius: 0;
            max-height: none;
            padding: var(--space-3) 0;

            .site-search-results__title,
            .site-search-results__state {
                padding-inline: var(--container-pad);
            }

            .results-container .result-card {
                align-items: center;
                padding: var(--space-2) var(--container-pad);
                border-radius: 0;

                .icon-wrapper {
                    padding: var(--space-2);

                    .icon {
                        width: 1.5rem;
                        height: 1.5rem;
                    }
                }

                img {
                    width: 2.5rem;
                    height: 2.5rem;
                    min-width: 2.5rem;
                    object-fit: cover;
                }

                .result-card__body {
                    gap: var(--space-1);
                }
            }
        }
    }


    @media (max-width: 64rem) {
        .site-footer__actions {
            flex-direction: row;
            gap: var(--space-2);
        }

        .site-footer__cta {
            order: 2;
            flex: 1;
        }

        .site-footer__social {
            order: 1;
        }

        .site-footer__bottom {
            flex-direction: column-reverse;
            align-items: stretch;
        }

        .site-footer__a11y {
            width: 100%;
        }
    }
}