/* ==========================================================
   KEHETO - TRANG DANH MỤC SẢN PHẨM CẤP 2
   MINIMAL NAV V5 + ACTIVE LEVEL 1

   THAY ĐỔI:
   - Menu cấp 1 viết HOA.
   - Chỉ current / active branch mới có nền xanh.
   - Menu chỉ đang mở nhưng không active giữ nền trắng.
   - Menu cấp 2 giữ nguyên.
   - Không sử dụng !important.
========================================================== */


/* ==========================================================
   1. SECTION CHÍNH + DESIGN TOKEN
========================================================== */

.kht-cat2 {
    --kht-green: #39b54a;
    --kht-green-dark: #248f34;
    --kht-green-deep: #176b27;
    --kht-green-ink: #155f24;

    --kht-green-soft: #edf8ef;
    --kht-green-soft-2: #f6fbf7;
    --kht-green-soft-3: #e5f5e8;

    --kht-text: #263238;
    --kht-text-2: #435047;
    --kht-text-soft: #6f7d75;
    --kht-text-muted: #96a199;

    --kht-border: #e3ebe4;
    --kht-border-strong: #d4e2d6;
    --kht-white: #ffffff;

    width: 100%;
    padding: 45px 20px 70px;
}


/* ==========================================================
   2. CONTAINER
========================================================== */

.kht-cat2__container {
    width: min(1440px, 100%);
    margin: 0 auto;
}


/* ==========================================================
   3. HEADER / TIÊU ĐỀ TRANG
========================================================== */

.kht-cat2__header {
    max-width: 850px;
    margin: 0 auto 38px;
    text-align: center;
}

.kht-cat2__title {
    margin: 0;
    color: var(--kht-text);
    font-size: clamp(26px, 3.2vw, 42px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.025em;
    text-transform: uppercase;
}

.kht-cat2__description {
    max-width: 680px;
    margin: 13px auto 0;
    color: var(--kht-text-soft);
    font-size: 15px;
    font-weight: 400;
    line-height: 1.65;
}

.kht-cat2__description p {
    margin: 0;
}


/* ==========================================================
   4. BỐ CỤC CHÍNH
========================================================== */

.kht-cat2__layout {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
    align-items: start;
    gap: 28px;
}

.kht-cat2__main {
    min-width: 0;
}


/* ==========================================================
   5. SIDEBAR
========================================================== */

.kht-cat2__sidebar {
    position: sticky;
    top: 24px;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid var(--kht-border-strong);
    border-radius: 18px;
    box-shadow: 0 14px 38px rgba(28, 52, 31, 0.07);
}


/* ==========================================================
   6. HEADER MENU
========================================================== */

.kht-cat2__nav-heading {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 66px;
    padding: 14px 16px;
    background:
        linear-gradient(
            135deg,
            rgba(57, 181, 74, 0.11) 0%,
            rgba(57, 181, 74, 0.025) 58%,
            rgba(255, 255, 255, 0) 100%
        );
    border-bottom: 1px solid var(--kht-border);
}

.kht-cat2__nav-heading-icon {
    flex: 0 0 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: #ffffff;
    background: var(--kht-green);
    border-radius: 11px;
    box-shadow: 0 8px 18px rgba(57, 181, 74, 0.2);
}

.kht-cat2__nav-heading-icon svg {
    width: 20px;
    height: 20px;
}

.kht-cat2__nav-title {
    min-width: 0;
    margin: 0;
    color: var(--kht-text);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.015em;
    text-transform: uppercase;
}


/* ==========================================================
   7. VÙNG DANH MỤC
========================================================== */

.kht-cat2__nav {
    max-height: min(650px, calc(100vh - 145px));
    overflow-x: hidden;
    overflow-y: auto;
    padding: 9px;
    scrollbar-width: thin;
    scrollbar-color: #cbd9cd transparent;
}

.kht-cat2__nav::-webkit-scrollbar {
    width: 5px;
}

.kht-cat2__nav::-webkit-scrollbar-track {
    background: transparent;
}

.kht-cat2__nav::-webkit-scrollbar-thumb {
    background: #cbd9cd;
    border-radius: 999px;
}


/* ==========================================================
   8. RESET LIST
========================================================== */

.kht-cat2__nav-list,
.kht-cat2__nav-sublist {
    margin: 0;
    padding: 0;
    list-style: none;
}

.kht-cat2__nav-item {
    min-width: 0;
    margin: 0;
    padding: 0;
}

.kht-cat2 button.kht-cat2__nav-link {
    width: 100%;
    font: inherit;
    text-align: left;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
}


/* ==========================================================
   9. LINK MENU
========================================================== */

.kht-cat2 .kht-cat2__nav-link {
    position: relative;
    display: flex;
    align-items: center;
    min-width: 0;
    min-height: 50px;
    margin: 2px 0;
    padding: 8px 10px 8px 12px;
    color: var(--kht-text-2);
    text-decoration: none;
    background: transparent;
    border: 0;
    border-radius: 11px;
    transition:
        color 0.22s ease,
        background 0.22s ease,
        box-shadow 0.22s ease,
        transform 0.22s ease;
}

.kht-cat2__nav-list
> .kht-cat2__nav-item
> .kht-cat2__nav-link {
    border: 1px solid transparent;
}


/* ==========================================================
   10. INDICATOR
========================================================== */

.kht-cat2__nav-indicator {
    flex: 0 0 8px;
    width: 8px;
    height: 8px;
    margin-right: 12px;
    background: #d5ded7;
    border-radius: 50%;
    transition:
        width 0.22s ease,
        height 0.22s ease,
        background 0.22s ease,
        border-radius 0.22s ease;
}


/* ==========================================================
   11. TEXT MENU
========================================================== */

.kht-cat2__nav-text {
    min-width: 0;
    flex: 1 1 auto;
    overflow: hidden;
    font-size: 16.5px;
    font-weight: 600;
    line-height: 1.35;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* ==========================================================
   12. MENU CẤP 1 VIẾT HOA
========================================================== */

.kht-cat2__nav-list
> .kht-cat2__nav-item
> .kht-cat2__nav-link
> .kht-cat2__nav-text {
    text-transform: uppercase;
}


/* ==========================================================
   13. ARROW
========================================================== */

.kht-cat2__nav-arrow {
    flex: 0 0 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin-left: 8px;
    color: #8a978e;
    background: transparent;
    border-radius: 8px;
    transition:
        color 0.22s ease,
        background 0.22s ease,
        transform 0.22s ease;
}

.kht-cat2__nav-arrow svg {
    width: 16px;
    height: 16px;
}


/* ==========================================================
   14. MENU CẤP 1 ACTIVE
   Chỉ current / active branch mới nền xanh
========================================================== */

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-active-branch
> .kht-cat2__nav-link,

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-current
> .kht-cat2__nav-link {
    color: #ffffff;
    background:
        linear-gradient(
            135deg,
            var(--kht-green-dark) 0%,
            var(--kht-green) 100%
        );
    border-color: transparent;
    box-shadow: 0 8px 18px rgba(57, 181, 74, 0.18);
}


/* ==========================================================
   15. INDICATOR ACTIVE
========================================================== */

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-active-branch
> .kht-cat2__nav-link
.kht-cat2__nav-indicator,

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-current
> .kht-cat2__nav-link
.kht-cat2__nav-indicator {
    width: 4px;
    height: 25px;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 999px;
}


/* ==========================================================
   16. ARROW ACTIVE
========================================================== */

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-active-branch
> .kht-cat2__nav-link
.kht-cat2__nav-arrow,

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-current
> .kht-cat2__nav-link
.kht-cat2__nav-arrow {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.14);
}


/* Active đang mở */

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-active-branch.is-open
> .kht-cat2__nav-link
.kht-cat2__nav-arrow,

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-current.is-open
> .kht-cat2__nav-link
.kht-cat2__nav-arrow {
    transform: rotate(90deg);
}


/* ==========================================================
   17. MENU CHỈ ĐANG MỞ NHƯNG KHÔNG ACTIVE
========================================================== */

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-open:not(.is-active-branch):not(.is-current)
> .kht-cat2__nav-link {
    color: var(--kht-text-2);
    background: transparent;
    border-color: transparent;
    box-shadow: none;
}

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-open:not(.is-active-branch):not(.is-current)
> .kht-cat2__nav-link
.kht-cat2__nav-indicator {
    width: 8px;
    height: 8px;
    background: #d5ded7;
    border-radius: 50%;
}

.kht-cat2__nav-list
> .kht-cat2__nav-item.is-open:not(.is-active-branch):not(.is-current)
> .kht-cat2__nav-link
.kht-cat2__nav-arrow {
    color: #8a978e;
    background: transparent;
    transform: rotate(90deg);
}


/* ==========================================================
   18. MENU CON
========================================================== */

.kht-cat2__nav-children {
    position: relative;
    margin: 4px 0 9px;
    padding: 4px 0;
}

.kht-cat2__nav-item.has-children
> .kht-cat2__nav-children {
    display: none;
}

.kht-cat2__nav-item.has-children.is-open
> .kht-cat2__nav-children {
    display: block;
}

.kht-cat2__nav-children::before {
    content: none;
}


/* ==========================================================
   19. MENU CẤP 2
========================================================== */

.kht-cat2__nav-sublist .kht-cat2__nav-link {
    min-height: 43px;
    margin: 1px 0;
    padding: 7px 8px 7px 4px;
    border-radius: 9px;
}

.kht-cat2__nav-sublist .kht-cat2__nav-indicator {
    flex-basis: 6px;
    width: 6px;
    height: 6px;
    margin-right: 10px;
    background: #c8d5ca;
}

.kht-cat2__nav-sublist .kht-cat2__nav-text {
    font-size: 15px;
    font-weight: 500;
    text-transform: none;
}

.kht-cat2__nav-sublist .kht-cat2__nav-arrow {
    flex-basis: 24px;
    width: 24px;
    height: 24px;
    margin-left: 6px;
}


/* ==========================================================
   20. MENU CẤP 2 CURRENT
========================================================== */

.kht-cat2__nav-sublist
.kht-cat2__nav-item.is-current
> .kht-cat2__nav-link {
    color: var(--kht-green-deep);
    background: #eef8f0;
    box-shadow: inset 0 0 0 1px #d9eadc;
}

.kht-cat2__nav-sublist
.kht-cat2__nav-item.is-current
> .kht-cat2__nav-link
.kht-cat2__nav-indicator,

.kht-cat2__nav-sublist
.kht-cat2__nav-item.is-active-branch
> .kht-cat2__nav-link
.kht-cat2__nav-indicator {
    background: var(--kht-green);
}

.kht-cat2__nav-sublist
.kht-cat2__nav-item.is-active-branch
> .kht-cat2__nav-link
.kht-cat2__nav-arrow {
    color: var(--kht-green-dark);
    transform: rotate(90deg);
}

.kht-cat2__nav-sublist .kht-cat2__nav-children {
    margin-left: 0;
    padding-left: 0;
}


/* ==========================================================
   21. HOVER
========================================================== */

@media (hover: hover) {

    /* Menu không active */

    .kht-cat2__nav-list
    > .kht-cat2__nav-item:not(.is-active-branch):not(.is-current)
    > .kht-cat2__nav-link:hover {
        color: var(--kht-green-deep);
        background: #f4faf5;
    }

    .kht-cat2__nav-list
    > .kht-cat2__nav-item:not(.is-active-branch):not(.is-current)
    > .kht-cat2__nav-link:hover
    .kht-cat2__nav-indicator {
        background: var(--kht-green);
    }

    .kht-cat2__nav-list
    > .kht-cat2__nav-item:not(.is-active-branch):not(.is-current)
    > .kht-cat2__nav-link:hover
    .kht-cat2__nav-arrow {
        color: var(--kht-green-dark);
        background: #eaf6ec;
    }


    /* Menu active giữ xanh */

    .kht-cat2__nav-list
    > .kht-cat2__nav-item.is-active-branch
    > .kht-cat2__nav-link:hover,

    .kht-cat2__nav-list
    > .kht-cat2__nav-item.is-current
    > .kht-cat2__nav-link:hover {
        color: #ffffff;
        background:
            linear-gradient(
                135deg,
                var(--kht-green-dark) 0%,
                var(--kht-green) 100%
            );
    }

    .kht-cat2__nav-list
    > .kht-cat2__nav-item.is-active-branch
    > .kht-cat2__nav-link:hover
    .kht-cat2__nav-indicator,

    .kht-cat2__nav-list
    > .kht-cat2__nav-item.is-current
    > .kht-cat2__nav-link:hover
    .kht-cat2__nav-indicator {
        background: rgba(255, 255, 255, 0.92);
    }

    .kht-cat2__nav-list
    > .kht-cat2__nav-item.is-active-branch
    > .kht-cat2__nav-link:hover
    .kht-cat2__nav-arrow,

    .kht-cat2__nav-list
    > .kht-cat2__nav-item.is-current
    > .kht-cat2__nav-link:hover
    .kht-cat2__nav-arrow {
        color: #ffffff;
        background: rgba(255, 255, 255, 0.14);
    }


    /* Menu cấp 2 */

    .kht-cat2__nav-sublist
    .kht-cat2__nav-link:hover {
        color: var(--kht-green-deep);
        background: #f4faf5;
    }
}


/* ==========================================================
   22. ACCESSIBILITY
========================================================== */

.kht-cat2__nav-link:focus-visible {
    outline: 2px solid rgba(57, 181, 74, 0.62);
    outline-offset: 2px;
}


/* ==========================================================
   23. GRID DANH MỤC
========================================================== */

.kht-cat2__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}


/* ==========================================================
   24. CARD DANH MỤC
========================================================== */

.kht-cat2__card {
    min-width: 0;
    margin: 0;
    overflow: hidden;
    background: var(--kht-white);
    border: 1px solid var(--kht-border);
    border-radius: 18px;
    box-shadow: 0 8px 28px rgba(28, 52, 31, 0.055);
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease,
        border-color 0.3s ease;
}

@media (hover: hover) {

    .kht-cat2__card:hover {
        transform: translateY(-6px);
        border-color: rgba(57, 181, 74, 0.38);
        box-shadow: 0 18px 45px rgba(28, 52, 31, 0.12);
    }
}


/* ==========================================================
   25. LINK CARD
========================================================== */

.kht-cat2__link {
    display: block;
    height: 100%;
    color: inherit;
    text-decoration: none;
}

.kht-cat2__link:hover,
.kht-cat2__link:focus {
    color: inherit;
}


/* ==========================================================
   26. KHUNG ẢNH
========================================================== */

.kht-cat2__media {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1 / 1;
    padding: 24px;
    overflow: hidden;
    background:
        linear-gradient(
            145deg,
            #fafcfa 0%,
            #f2f8f3 100%
        );
}

.kht-cat2__media-circle {
    position: absolute;
    top: 53%;
    left: 50%;
    width: 76%;
    aspect-ratio: 1;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background:
        radial-gradient(
            circle,
            rgba(57, 181, 74, 0.11) 0%,
            rgba(57, 181, 74, 0.035) 58%,
            transparent 70%
        );
    pointer-events: none;
}


/* ==========================================================
   27. ẢNH DANH MỤC
========================================================== */

.kht-cat2__image {
    position: relative;
    z-index: 2;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition:
        transform 0.4s cubic-bezier(0.2, 0.7, 0.2, 1);
}

@media (hover: hover) {

    .kht-cat2__card:hover
    .kht-cat2__image {
        transform: scale(1.045);
    }
}


/* ==========================================================
   28. NỘI DUNG CARD
========================================================== */

.kht-cat2__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    min-height: 78px;
    padding: 17px 18px 18px;
    border-top: 1px solid rgba(228, 235, 229, 0.8);
}

.kht-cat2__content-main {
    min-width: 0;
}

.kht-cat2__name {
    display: -webkit-box;
    margin: 0 0 5px;
    overflow: hidden;
    color: var(--kht-text);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.35;
    text-transform: uppercase;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    transition: color 0.25s ease;
}

.kht-cat2__count {
    display: block;
    color: var(--kht-text-soft);
    font-size: 12px;
    font-weight: 400;
    line-height: 1.35;
}

@media (hover: hover) {

    .kht-cat2__card:hover
    .kht-cat2__name {
        color: var(--kht-green-dark);
    }
}


/* ==========================================================
   29. NÚT MŨI TÊN CARD
========================================================== */

.kht-cat2__arrow {
    flex: 0 0 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    color: var(--kht-green);
    background: var(--kht-green-soft);
    border-radius: 50%;
    transition:
        color 0.25s ease,
        background 0.25s ease,
        transform 0.25s ease;
}

@media (hover: hover) {

    .kht-cat2__card:hover
    .kht-cat2__arrow {
        color: #ffffff;
        background: var(--kht-green);
        transform: translateX(3px);
    }
}


/* ==========================================================
   30. MESSAGE / EMPTY
========================================================== */

.kht-cat2-message,
.kht-cat2__empty {
    width: min(700px, calc(100% - 30px));
    margin: 30px auto;
    padding: 25px;
    color: #59645d;
    text-align: center;
    background: #f7faf7;
    border: 1px solid #e1ebe2;
    border-radius: 14px;
}

.kht-cat2__empty p {
    margin: 0;
}


/* ==========================================================
   31. DESKTOP NHỎ
========================================================== */

@media (max-width: 1180px) {

    .kht-cat2__layout {
        grid-template-columns: 280px minmax(0, 1fr);
        gap: 20px;
    }

    .kht-cat2__grid {
        gap: 16px;
    }

    .kht-cat2__content {
        gap: 10px;
        padding-right: 14px;
        padding-left: 14px;
    }

    .kht-cat2__name {
        font-size: 14px;
    }

    .kht-cat2__nav-text {
        font-size: 15.5px;
    }

    .kht-cat2__nav-sublist
    .kht-cat2__nav-text {
        font-size: 14.5px;
    }
}


/* ==========================================================
   32. TABLET
========================================================== */

@media (max-width: 960px) {

    .kht-cat2 {
        padding: 38px 20px 55px;
    }

    .kht-cat2__header {
        margin-bottom: 30px;
    }

    .kht-cat2__layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .kht-cat2__sidebar {
        position: static;
    }

    .kht-cat2__nav {
        max-height: 330px;
    }

    .kht-cat2__grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 16px;
    }
}


/* ==========================================================
   33. MOBILE
========================================================== */

@media (max-width: 767px) {

    .kht-cat2 {
        padding: 25px 12px 35px;
    }

    .kht-cat2__header {
        margin-bottom: 22px;
    }

    .kht-cat2__title {
        font-size: clamp(20px, 6vw, 25px);
        line-height: 1.2;
    }

    .kht-cat2__description {
        margin-top: 9px;
        font-size: 13px;
        line-height: 1.55;
    }

    .kht-cat2__layout {
        gap: 14px;
    }

    .kht-cat2__sidebar {
        border-radius: 14px;
    }

    .kht-cat2__nav-heading {
        min-height: 58px;
        gap: 10px;
        padding: 10px 12px;
    }

    .kht-cat2__nav-heading-icon {
        flex-basis: 38px;
        width: 38px;
        height: 38px;
        border-radius: 10px;
    }

    .kht-cat2__nav-heading-icon svg {
        width: 18px;
        height: 18px;
    }

    .kht-cat2__nav-title {
        font-size: 16px;
    }

    .kht-cat2__nav {
        max-height: 300px;
        padding: 7px;
    }

    .kht-cat2
    .kht-cat2__nav-link {
        min-height: 46px;
        padding-right: 8px;
        padding-left: 10px;
    }

    .kht-cat2__nav-text {
        font-size: 15px;
    }

    .kht-cat2__nav-sublist
    .kht-cat2__nav-text {
        font-size: 14px;
    }

    .kht-cat2__nav-children {
        margin-left: 0;
        padding-left: 0;
    }


    /* ======================================================
       MOBILE: 2 CARD / HÀNG
    ====================================================== */

    .kht-cat2__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .kht-cat2__card {
        border-radius: 13px;
    }

    .kht-cat2__media {
        padding: 13px;
    }

    .kht-cat2__content {
        min-height: 68px;
        gap: 7px;
        padding: 11px 10px 12px;
    }

    .kht-cat2__name {
        margin-bottom: 3px;
        font-size: 13px;
        line-height: 1.3;
    }

    .kht-cat2__count {
        font-size: 10px;
    }

    .kht-cat2__arrow {
        flex-basis: 29px;
        width: 29px;
        height: 29px;
    }

    .kht-cat2__arrow svg {
        width: 15px;
        height: 15px;
    }
}


/* ==========================================================
   34. MOBILE RẤT NHỎ
========================================================== */

@media (max-width: 374px) {

    .kht-cat2__grid {
        gap: 8px;
    }

    .kht-cat2__media {
        padding: 10px;
    }

    .kht-cat2__content {
        padding: 9px;
    }

    .kht-cat2__name {
        font-size: 12px;
    }

    .kht-cat2__arrow {
        display: none;
    }
}