/* =============================================================
   BIKES MEGA MENU — extends styles.css tokens
   Load this AFTER styles.css
   ============================================================= */

/* ---- Desktop nav trigger ---- */


:root {
    --clr-orange: #f27533;
    --clr-orange-dark: #f0442e;
    --clr-navy-dark: #080d12;
    --clr-navy-mid: #121a26;
    --clr-white: #ffffff;
    --clr-gray-light: #cfd3d8;
    --clr-gray-mid: #9aa1ab;

    --font-display: "Space Grotesk", sans-serif;
    --font-accent: "Playfair Display", Georgia, serif;
    --font-body: "DM Sans", sans-serif;

    --header-height: 74px;

    --site-content-width: 84%;
    --site-content-max-width: 1600px;
    --site-content-edge: max(calc((100vw - var(--site-content-max-width)) / 2),
            8vw);
}

.nav-item-mega {
    position: relative;
}

.nav-mega-trigger {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    color: rgba(255, 255, 255, 0.78);

    font-family: var(--font-body);
    font-size: 0.76rem;
    font-weight: 500;
    letter-spacing: 1.5px;

    cursor: pointer;
    transition: color 0.2s ease;
}

.nav-mega-trigger:hover,
.nav-item-mega.open .nav-mega-trigger {
    color: var(--clr-white);
}

.mega-caret {
    width: 7px;
    height: 7px;
    margin-top: -2px;

    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);

    transition: transform 0.25s ease, margin-top 0.25s ease;
}

.nav-item-mega.open .mega-caret {
    margin-top: 2px;
    transform: rotate(-135deg);
}

/* ---- Mega menu panel ---- */

.mega-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;

    background: linear-gradient(105deg, #0a1017 0%, #101822 40%, #172231 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);

    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;

    z-index: 999;

    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.28s ease, transform 0.28s ease, visibility 0.28s ease;
}

.mega-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.mega-menu-overlay {
    position: fixed;
    inset: var(--header-height) 0 0 0;

    background: rgba(4, 7, 10, 0.55);

    opacity: 0;
    visibility: hidden;
    transition: opacity 0.28s ease, visibility 0.28s ease;

    z-index: 998;
}

.mega-menu-overlay.open {
    opacity: 1;
    visibility: visible;
}

.mega-menu-inner {
    display: flex;
    align-items: stretch;
    gap: 56px;

    padding: 48px 0 56px;
    min-height: 80vh;
}

/* ---- Categories column ---- */

.mega-categories {
    flex: 0 0 300px;
    max-height: 580px;
    overflow-y: auto;
    padding-right: 8px;
    /* background:rgb(56, 56, 56); */
}

.mega-category {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mega-category-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 16px 14px;

    color: var(--clr-white);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.8px;

    cursor: pointer;
    transition: background 0.2s ease;
}

.mega-category-header .chev {
    width: 7px;
    height: 7px;

    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);

    transition: transform 0.25s ease;
}

.mega-category.active .mega-category-header {
    background: linear-gradient(90deg, var(--clr-orange-dark), var(--clr-orange));
}

.mega-category.active .mega-category-header .chev {
    transform: rotate(-135deg);
}

.mega-bike-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;

    max-height: 0;
    overflow: hidden;
    padding: 0 10px;

    transition: max-height 0.3s ease, padding 0.3s ease;
}

.mega-category.active .mega-bike-grid {
    max-height: 700px;
    padding: 4px 10px 18px;
}

.mega-bike-thumb {
    display: block;
    width: 100%;
    padding: 10px 8px 8px;

    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);

    text-align: left;
    cursor: pointer;

    transition: border-color 0.2s ease, background 0.2s ease;
}

.mega-bike-thumb img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: contain;
    display: block;
    margin-bottom: 8px;
}

.mega-bike-thumb .thumb-name {
    display: block;
    color: var(--clr-gray-light);
    font-size: 0.72rem;
    letter-spacing: 0.4px;
}

.mega-bike-thumb:hover {
    border-color: rgba(255, 255, 255, 0.25);
}

.mega-bike-thumb.selected {
    border-color: var(--clr-orange);
    background: rgba(242, 117, 51, 0.08);
}

.mega-bike-thumb.selected .thumb-name {
    color: var(--clr-white);
    font-weight: 700;
}

/* ---- Showcase panel ---- */

.mega-showcase {
    position: relative;
    flex: 1;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;

    padding: 0 64px;
    overflow: hidden;
}

.mega-showcase-watermark {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);

    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(5.5rem, 11vw, 11rem);
    letter-spacing: 6px;
    color: rgba(255, 255, 255, 0.06);

    white-space: nowrap;
    pointer-events: none;
    user-select: none;
    text-transform: uppercase;
}

.mega-showcase-arrow {
    position: absolute;
    top: 42%;
    transform: translateY(-50%);

    width: 38px;
    height: 38px;

    display: flex;
    align-items: center;
    justify-content: center;

    color: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;

    font-size: 1.2rem;
    line-height: 1;

    transition: color 0.2s ease, border-color 0.2s ease;
}

.mega-showcase-arrow:hover {
    color: var(--clr-white);
    border-color: rgba(255, 255, 255, 0.4);
}

.mega-showcase-arrow.prev {
    left: 0;
}

.mega-showcase-arrow.next {
    right: 0;
}

.mega-showcase-image {
    position: relative;
    width: 100%;
    max-width: 620px;
    max-height: 380px;
    object-fit: contain;

    margin-bottom: 18px;
}

.mega-showcase-body {
    position: relative;
    width: 100%;
    text-align: center;

    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 18px;
}

.mega-showcase-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--clr-white);
    margin: 0 0 4px;
}

.mega-showcase-tagline {
    font-size: 0.78rem;
    color: var(--clr-gray-mid);
    margin: 0 0 12px;
}

.mega-showcase-explore {
    display: inline-block;
    color: var(--clr-orange);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.4px;
    margin-bottom: 20px;

    transition: color 0.2s ease;
}

.mega-showcase-explore:hover {
    color: var(--clr-orange-dark);
}

.mega-showcase-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding-bottom: 4px;
}

.mega-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    height: 47px;
    padding: 0 26px;

    border: 1px solid rgba(255, 255, 255, 0.35);
    color: var(--clr-white);

    font-family: var(--font-body);
    font-size: 0.69rem;
    font-weight: 500;
    letter-spacing: 0.7px;

    transition: border-color 0.2s ease, background 0.2s ease;
}

.mega-btn-outline:hover {
    border-color: var(--clr-white);
    background: rgba(255, 255, 255, 0.05);
}

/* =============================================================
   BIKES SUBMENU — inside the mobile sidebar
   ============================================================= */

.mobile-nav-item.has-submenu {
    display: flex;
    flex-direction: column;
}

.mobile-nav-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;

    color: var(--clr-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 1.2px;

    cursor: pointer;
    transition: color 0.2s ease;
}

.mobile-caret {
    width: 7px;
    height: 7px;

    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);

    transition: transform 0.25s ease;
}

.mobile-nav-item.open .mobile-nav-trigger {
    color: var(--clr-orange);
}

.mobile-nav-item.open .mobile-caret {
    transform: rotate(-135deg);
}

.mobile-bikes-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.mobile-nav-item.open .mobile-bikes-panel {
    max-height: 1600px;
    margin-top: 16px;
}

/* category list (mobile) */

.mobile-mega-category {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-mega-category-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 12px 2px;

    color: rgba(255, 255, 255, 0.85);
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.6px;

    cursor: pointer;
}

.mobile-mega-category.active .mobile-mega-category-header {
    color: var(--clr-orange);
}

.mobile-mega-category.active .mobile-mega-category-header .chev {
    transform: rotate(-135deg);
}

.mobile-mega-bike-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;

    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-mega-category.active .mobile-mega-bike-grid {
    max-height: 600px;
    padding-bottom: 12px;
}

.mobile-mega-bike-thumb {
    padding: 8px;

    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);

    text-align: left;
    cursor: pointer;
}

.mobile-mega-bike-thumb img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: contain;
    margin-bottom: 6px;
}

.mobile-mega-bike-thumb .thumb-name {
    font-size: 0.68rem;
    color: var(--clr-gray-light);
}

.mobile-mega-bike-thumb.selected {
    border-color: var(--clr-orange);
}

.mobile-mega-bike-thumb.selected .thumb-name {
    color: var(--clr-white);
    font-weight: 700;
}

/* bike quick-view (mobile) */

.mobile-bike-detail img {
    width: 100%;
    max-height: 190px;
    object-fit: contain;
    margin-bottom: 12px;
}

.mobile-bike-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;

    color: var(--clr-gray-mid);
    font-family: var(--font-body);
    font-size: 0.72rem;
    letter-spacing: 0.6px;

    cursor: pointer;
    margin-bottom: 14px;
}

.mobile-bike-detail .bike-name {
    font-family: var(--font-display);
    font-size: 1.15rem;
    color: var(--clr-white);
    margin: 0 0 2px;
}

.mobile-bike-detail .bike-tagline {
    font-size: 0.74rem;
    color: var(--clr-gray-mid);
    margin: 0 0 4px;
}

.mobile-bike-detail .bike-price {
    font-size: 0.8rem;
    color: var(--clr-orange);
    margin: 0 0 16px;
}

.mobile-bike-detail .mega-showcase-explore {
    display: block;
    margin-bottom: 18px;
}

.mobile-bike-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mobile-bike-actions .btn-cta,
.mobile-bike-actions .mega-btn-outline {
    width: 100%;
}