/**
 * KRP Layout
 *
 * Header, footer, grids, containers, and responsive layout.
 */

/* ==========================================================================
   Site Header
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.site-header.header-scrolled {
    box-shadow: var(--shadow-md);
}

.site-header.header-hidden {
    transform: translateY(-100%);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

/* Header Left: Logo + Desktop Nav */
.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

/* ==========================================================================
   Site Logo
   ========================================================================== */

.logo-img {
    width: 96px;
    height: auto;   /* maintains aspect ratio automatically */
    display: block;
    max-width: 100%; /* prevents overflow on tiny screens */
}

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    transition: opacity var(--transition-base);
}

.site-logo:hover {
    opacity: 0.8;
}

.site-logo-icon {
    width: 2rem;
    height: 2rem;
    background-color: var(--color-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: var(--font-bold);
    font-size: var(--text-sm);
}

.site-logo-text {
    font-weight: var(--font-semibold); /* font-semibold = 600, NOT 700 */
    color: var(--color-slate-900);
    display: none;
}

@media (min-width: 640px) {
    .site-logo-text {
        display: inline;
    }
}

/* ==========================================================================
   Desktop Navigation
   ========================================================================== */
.desktop-nav {
    display: none;
    align-items: center;
    gap: var(--space-6);
}

.desktop-nav-link {
    font-weight: var(--font-medium);
    color: var(--color-slate-600);
    transition: color var(--transition-fast);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) 0;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
}

.desktop-nav-link:hover {
    color: var(--color-primary-hover);
}

/* Resources "Coming Soon" tooltip */
.resources-coming-soon {
    position: relative;
}

.coming-soon-tooltip {
    display: none;
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 50%;
    transform: translateX(-50%);
    width: 17rem;
    padding: var(--space-4);
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-sticky);
    text-align: left;
    line-height: 1.5;
    cursor: default;
}

.coming-soon-tooltip::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 10px;
    height: 10px;
    background-color: white;
    border-left: 1px solid var(--color-border);
    border-top: 1px solid var(--color-border);
}

.coming-soon-tooltip strong {
    display: block;
    color: var(--color-primary);
    font-size: var(--text-sm);
    margin-bottom: var(--space-1);
}

.coming-soon-tooltip p {
    color: var(--color-slate-600);
    font-size: var(--text-sm);
    font-weight: var(--font-normal);
    margin: 0;
}

.resources-coming-soon:hover .coming-soon-tooltip,
.resources-coming-soon:focus .coming-soon-tooltip {
    display: block;
}

/* Mobile: Coming Soon badge + expandable message */
.resources-coming-soon-mobile {
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.coming-soon-badge {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-primary);
    background-color: var(--color-primary-50);
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-full);
}

.coming-soon-mobile-msg {
    display: none;
    padding: 0 var(--space-4) var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-slate-600);
    line-height: 1.5;
}

.coming-soon-mobile-msg.show {
    display: block;
}

.coming-soon-mobile-msg strong {
    display: block;
    color: var(--color-primary);
    margin-bottom: var(--space-1);
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
    }
}

/* ==========================================================================
   Mega Menu
   - Dropdown below trigger, full-width panel with border and shadow
   - Left: category list (narrow column, shaded background, vertical border)
   - Right: featured cards and content (flexible width)
   ========================================================================== */
.mega-menu-container {
    position: relative;
}

.mega-menu-trigger {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    color: var(--color-slate-700);
    font-weight: var(--font-medium);
    transition: color var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
}

.mega-menu-trigger:hover {
    color: var(--color-primary-hover);
}

.mega-menu-chevron {
    width: 1rem;
    height: 1rem;
    transition: transform var(--transition-base);
}

.mega-menu-container.open .mega-menu-chevron {
    transform: rotate(180deg);
}

.mega-menu-panel {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0.25rem;
    background-color: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--color-border);
    overflow: hidden;
    width: 900px;
    max-width: calc(100vw - 2rem);
    z-index: var(--z-sticky);
}

.mega-menu-container.open .mega-menu-panel {
    display: flex;
}

/* Left Panel */
.mega-menu-left {
    width: 16rem;
    background-color: var(--color-slate-50);
    border-right: 1px solid var(--color-border);
    padding: var(--space-4);
    flex-shrink: 0;
}

.mega-menu-label {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-slate-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-3);
    padding: 0 var(--space-2);
}

.mega-menu-groups {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.mega-menu-group {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-radius: var(--radius-lg);
    border: 1px solid transparent;
    background: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    font-weight: var(--font-medium);
    color: var(--color-slate-700);
    transition: all var(--transition-fast);
}

.mega-menu-group:hover,
.mega-menu-group.active {
    background-color: white;
    border-color: var(--color-border);
    box-shadow: var(--shadow-sm);
    color: var(--color-primary-600);
}

.mega-menu-group svg {
    width: 1rem;
    height: 1rem;
    color: var(--color-slate-400);
    transform: rotate(-90deg);
    transition: color var(--transition-fast);
}

.mega-menu-group:hover svg,
.mega-menu-group.active svg {
    color: var(--color-primary);
}

/* Mega Menu CTAs */
.mega-menu-ctas {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.mega-menu-cta {
    display: block;
    padding: 0.625rem var(--space-3);
    border-radius: var(--radius-xl);
    font-weight: var(--font-semibold);
    font-size: var(--text-xs);
    text-align: center;
    text-decoration: none;
    color: white;
    transition: opacity var(--transition-fast);
}

.mega-menu-cta:hover {
    opacity: 0.9;
}

.mega-menu-cta-orange {
    background-color: var(--color-primary);
}

.mega-menu-cta-emerald {
    background-color: var(--color-secondary);
}

/* Right Panel */
.mega-menu-right {
    flex: 1;
    padding: var(--space-6);
}

.mega-menu-right-content {
    display: none;
}

.mega-menu-right-content.active {
    display: block;
}

.mega-menu-right-heading {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--color-slate-900);
    margin-bottom: var(--space-1);
}

.mega-menu-accent-bar {
    height: 0.25rem;
    width: 4rem;
    background: linear-gradient(to right, var(--color-primary), var(--color-primary-300));
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.mega-menu-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

.mega-menu-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-4);
    background-color: var(--color-slate-50);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-2xl);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.mega-menu-card:hover {
    background-color: var(--color-primary-50);
    border-color: var(--color-primary-400);
}

.mega-menu-card-icon {
    width: 4rem;
    height: 4rem;
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-slate-400);
    transition: color var(--transition-fast);
}

.mega-menu-card:hover .mega-menu-card-icon {
    color: var(--color-primary);
}

.mega-menu-card-label {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-slate-900);
    transition: color var(--transition-fast);
}

.mega-menu-card:hover .mega-menu-card-label {
    color: var(--color-primary-600);
}

/* Mega menu close button — visible only on responsive/fixed layout */
.mega-menu-close {
    display: none;
}

@media (max-width: 1279px) {
    .mega-menu-close {
        display: flex;
        align-items: center;
        justify-content: center;
        position: absolute;
        top: var(--space-3);
        right: var(--space-3);
        width: 2rem;
        height: 2rem;
        background-color: var(--color-slate-100);
        border: none;
        border-radius: var(--radius-lg);
        cursor: pointer;
        color: var(--color-slate-500);
        transition: background-color var(--transition-fast), color var(--transition-fast);
        z-index: 1;
        padding: 0;
    }

    .mega-menu-close:hover {
        background-color: var(--color-slate-200);
        color: var(--color-slate-700);
    }
}

/* Mega menu: prevent right-edge overflow on narrower desktops.
   At viewports where the 900px panel + container offset would overflow,
   switch to position:fixed so the panel is relative to the viewport
   instead of the container. This guarantees it always fits.
   ---------------------------------------------------------------- */
@media (max-width: 1279px) {
    .mega-menu-container.open .mega-menu-panel {
        position: fixed;
        top: calc(var(--header-height) + 0.25rem);
        left: 1rem;
        right: auto;
        width: min(900px, calc(100vw - 2rem));
        max-width: none;
    }
}

/* Compact sizing when the panel is narrower than ~900px */
@media (max-width: 950px) {
    .mega-menu-panel .mega-menu-left {
        width: 14rem;
        padding: var(--space-3);
    }

    .mega-menu-panel .mega-menu-right {
        padding: var(--space-4);
    }

    .mega-menu-panel .mega-menu-card {
        padding: var(--space-3);
    }

    .mega-menu-panel .mega-menu-card-icon {
        width: 3rem;
        height: 3rem;
        margin-bottom: var(--space-2);
    }

    .mega-menu-panel .mega-menu-card-icon img,
    .mega-menu-panel .mega-menu-card-icon svg {
        width: 36px;
        height: 36px;
    }

    .mega-menu-panel .mega-menu-cards-grid {
        gap: var(--space-3);
    }
}

/* ==========================================================================
   Search Bar
   ========================================================================== */
.header-search {
    display: none;
    flex: 1;
    max-width: 28rem;
    margin: 0 var(--space-8);
    position: relative;
}

.header-search form {
    position: relative;
    width: 100%;
}

.header-search input[type="search"] {
    width: 100%;
    height: 42px;
    padding: 0 var(--space-4) 0 var(--space-10);
    background-color: var(--color-slate-50);
    border: 1px solid var(--color-border); /* border (1px, NOT 2px) */
    border-radius: var(--radius-lg); /* rounded-lg, NOT rounded-xl */
    font-size: 1rem;       /* 16px */
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.header-search input[type="search"]:focus {
    outline: none;
    border-color: transparent;
    box-shadow: 0 0 0 2px var(--color-primary);
}

.header-search-icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-slate-400);
    width: 1.25rem;
    height: 1.25rem;
    pointer-events: none;
}

@media (min-width: 1024px) {
    .header-search {
        display: flex;
    }
}

/* ==========================================================================
   Header Actions
   ========================================================================== */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.header-action-btn {
    color: var(--color-slate-600);
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    text-decoration: none;
}

.header-action-btn:hover {
    color: var(--color-primary);
}

/* Mobile search */
.header-search-mobile {
    display: flex;
}

@media (min-width: 1024px) {
    .header-search-mobile {
        display: none;
    }
}

/* ==========================================================================
   Search Overlay (mobile + tablet, hidden at lg)
   Dropdown below sticky header, subtle slide-down
   ========================================================================== */
.search-overlay {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-1rem);
    transition: opacity var(--transition-slow),
                visibility var(--transition-slow),
                transform var(--transition-slow);
}

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

.search-overlay__bar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

.search-overlay__form {
    flex: 1;
    position: relative;
}

.search-overlay__icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-slate-400);
    width: 1.25rem;
    height: 1.25rem;
    pointer-events: none;
}

.search-overlay__input {
    width: 100%;
    height: 42px;
    padding: 0 var(--space-4) 0 var(--space-10);
    background-color: var(--color-slate-50);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-overlay__input:focus {
    outline: none;
    border-color: transparent;
    box-shadow: 0 0 0 2px var(--color-primary);
}

.search-overlay__close {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    color: var(--color-slate-600);
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

.search-overlay__close:hover {
    color: var(--color-primary);
}

/* Tablet+: slightly more padding */
@media (min-width: 768px) {
    .search-overlay__bar {
        padding: var(--space-4) var(--space-6);
    }
}

/* Desktop: hidden — inline search bar is visible */
@media (min-width: 1024px) {
    .search-overlay {
        display: none;
    }
}

/* User icon — hidden until feature is ready */
.header-user-btn {
    display: none;
}

/* Cart button — inline layout so pill badge sits to the right */
.cart-button {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.krp-cart-count {
    background-color: var(--color-primary);
    color: white;
    font-size: var(--text-xs);
    font-weight: var(--font-medium); /* font-medium = 500, NOT 700 */
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.35rem;  /* horizontal padding for pill shape */
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    white-space: nowrap;
    box-sizing: border-box;
}

/* Hamburger (mobile) */
.mobile-menu-toggle {
    display: flex;
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
}

/* ==========================================================================
   Two-Panel Mobile Menu
   - Fixed full-screen container
   - Panel 1 (Main): slides left when Shop Parts is opened
   - Panel 2 (Shop Parts): slides in from the right
   ========================================================================== */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: var(--z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

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

.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: none;
    overflow: hidden;
}

.mobile-menu.open {
    display: block;
}

/* Individual panels */
.mobile-panel {
    position: absolute;
    inset: 0;
    background-color: white;
    transition: transform 300ms ease;
    overflow-y: auto;
}

.mobile-panel-main {
    transform: translateX(0);
}

.mobile-menu.show-shop .mobile-panel-main {
    transform: translateX(-100%);
}

.mobile-panel-shop {
    transform: translateX(100%);
}

.mobile-menu.show-shop .mobile-panel-shop {
    transform: translateX(0);
}

/* Panel Header */
.mobile-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--color-border);
    background-color: white;
}

.mobile-panel-header-left {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.mobile-panel-logo {
    height: 1.75rem;
    width: auto;
    display: block;
}

.mobile-panel-title {
    font-weight: var(--font-semibold);
    color: var(--color-slate-900);
}

.mobile-menu-close {
    color: var(--color-slate-600);
    transition: color var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    display: flex;
}

.mobile-menu-close:hover {
    color: var(--color-slate-900);
}

.mobile-shop-back {
    color: var(--color-slate-600);
    transition: color var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    display: flex;
}

.mobile-shop-back:hover {
    color: var(--color-slate-900);
}

/* Panel 1: Main Navigation */
.mobile-panel-nav {
    padding: var(--space-6);
}

.mobile-nav-items {
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-4);
    font-weight: var(--font-medium);
    color: var(--color-slate-900);
    text-decoration: none;
    transition: background-color var(--transition-fast);
    background: none;
    border: none;
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    text-align: left;
}

.mobile-nav-item:last-child {
    border-bottom: none;
}

.mobile-nav-item:hover {
    background-color: var(--color-slate-50);
}

.mobile-nav-divider {
    margin: var(--space-6) 0;
    border-top: 1px solid var(--color-border);
}

.mobile-nav-secondary {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.mobile-nav-secondary-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    color: var(--color-slate-700);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: background-color var(--transition-fast);
    font-size: var(--text-sm);
}

.mobile-nav-secondary-item:hover {
    background-color: var(--color-slate-50);
}

.mobile-nav-secondary-left {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Account link — hidden until feature is ready */
.mobile-nav-account-link {
    display: none;
}

/* Panel 2: Shop Parts Categories */
.mobile-shop-categories {
    padding: var(--space-6);
    overflow-y: auto;
    max-height: calc(100vh - 73px);
}

.mobile-category-group {
    margin-bottom: 0.25rem;
}

.mobile-category-group-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem var(--space-4);
    border-radius: var(--radius-lg);
    font-weight: var(--font-medium);
    color: var(--color-slate-900);
    transition: all var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    text-align: left;
}

.mobile-category-group-trigger:hover {
    background-color: var(--color-slate-50);
}

.mobile-category-group.expanded .mobile-category-group-trigger {
    background-color: var(--color-primary-50);
    color: var(--color-primary-600);
}

.mobile-category-chevron {
    transition: transform var(--transition-base);
}

.mobile-category-group.expanded .mobile-category-chevron {
    transform: rotate(180deg);
}

.mobile-category-subcats {
    display: none;
    padding-left: var(--space-4);
    margin-top: 0.25rem;
}

.mobile-category-group.expanded .mobile-category-subcats {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.mobile-category-subcat {
    display: block;
    padding: 0.625rem var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-slate-600);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.mobile-category-subcat:hover {
    color: var(--color-primary-600);
    background-color: var(--color-primary-50);
}

.mobile-shop-ctas {
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.mobile-shop-cta {
    display: block;
    padding: 0.875rem var(--space-4);
    border-radius: var(--radius-lg);
    font-weight: var(--font-semibold);
    text-align: center;
    text-decoration: none;
    color: white;
    transition: opacity var(--transition-fast);
}

.mobile-shop-cta:hover {
    opacity: 0.9;
}

.mobile-shop-cta-orange {
    background-color: var(--color-primary);
}

.mobile-shop-cta-emerald {
    background-color: var(--color-secondary);
}

/* Hide mobile menu on desktop */
@media (min-width: 768px) {
    .mobile-menu,
    .mobile-menu-overlay {
        display: none !important;
    }
}

/* ==========================================================================
   Site Footer
   ========================================================================== */
.site-footer {
    background-color: var(--color-slate-900);
    color: var(--color-slate-300);
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding: var(--space-8) 0 var(--space-8);
}

/* Links group: center the link columns within their container */
.footer-links-group {
    display: flex;
    gap: var(--space-8);
}

/* Single column (<768px): Logo > CTA > Links > Newsletter order */
@media (max-width: 767px) {
    .footer-brand       { order: 1; }
    .footer-col-cta     { order: 2; }
    .footer-links-group { order: 3; flex-direction: column; gap: 0; }
    .footer-col-newsletter { order: 4; }

    /* CTA horizontal banner layout — icon | title+desc | button */
    .footer-cta-card {
        display: flex;
        align-items: center;
        gap: var(--space-4);
        text-align: left;
        padding: var(--space-4) var(--space-5);
    }
    .footer-cta-card .footer-cta-icon {
        margin: 0;
        flex-shrink: 0;
    }
    .footer-cta-card .footer-cta-content {
        flex: 1;
        min-width: 0;
    }
    .footer-cta-card h3 {
        margin: 0;
        font-size: var(--text-base);
    }
    .footer-cta-card p {
        margin: 0;
        font-size: var(--text-xs);
    }
    .footer-cta-card .footer-cta-btn {
        flex-shrink: 0;
        white-space: nowrap;
        width: auto;
        display: inline-block;
        padding: var(--space-3) var(--space-6);
        font-size: var(--text-sm);
    }
    .footer-cta-card:hover {
        transform: none;
    }

    /* Full-width accordion dividers — break out of container padding */
    .footer-links-group {
        margin-left: calc(-1 * var(--container-padding));
        margin-right: calc(-1 * var(--container-padding));
    }
    .footer-accordion {
        padding-left: var(--container-padding);
        padding-right: var(--container-padding);
    }
}

/* Narrow single column: stack CTA content, button below title/desc */
@media (max-width: 467px) {
    .footer-cta-card {
        flex-wrap: wrap;
    }
    .footer-cta-card .footer-cta-content {
        flex: 1;
    }
    .footer-cta-card .footer-cta-btn {
        width: 100%;
        text-align: center;
    }
}

/* Tablet (768–1023px): brand + CTA stacked left, links right */
@media (min-width: 768px) and (max-width: 1023px) {
    .footer-grid {
        grid-template-columns: 214px 1fr;
        grid-template-rows: auto auto;
        gap: var(--space-8) var(--space-6);
        align-items: start;
    }
    .footer-brand        { grid-column: 1; grid-row: 1; }
    .footer-col-cta      { grid-column: 1; grid-row: 2; }
    .footer-links-group  { grid-column: 2; grid-row: 1 / 3; justify-content: center; }
}

/* Desktop (≥1024px): brand | links (centered) | CTA */
@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 214px 1fr 214px;
        gap: var(--space-6);
        align-items: start;
    }
    .footer-links-group {
        justify-content: center;
    }
}

/* ---- Newsletter bar — horizontal strip below main grid ---- */
.footer-newsletter-bar {
    border-top: 1px solid var(--color-slate-700);
    padding: var(--space-5) 0;
    background: #1D293D;
}

.footer-newsletter-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.footer-newsletter-bar-text {
    flex-shrink: 1;
    min-width: 0;
}

.footer-newsletter-bar-text .footer-heading {
    margin-bottom: var(--space-1);
}

.footer-newsletter-bar-text .footer-description {
    margin: 0;
}

.footer-newsletter-bar .footer-newsletter-form {
    flex-shrink: 0;
}

.footer-newsletter-bar-fields {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.footer-newsletter-bar-fields .footer-newsletter-input-wrap {
    width: 280px;
}

.footer-newsletter-bar-fields .btn {
    white-space: nowrap;
}

.footer-newsletter-bar .footer-newsletter-form {
    flex-direction: row;
    align-items: center;
    gap: 0;
}

.fp-newsletter-section .fp-newsletter-success {
    color: #fff;
}

.fp-newsletter-success svg {
    display: inline;
    margin-right: 10px;
    margin-bottom: -4px;
}

/* Hide brand description on tablet and below */
@media (max-width: 1023px) {
    .footer-brand .footer-description {
        display: none;
    }
}

/* Stack text above form */
@media (max-width: 639px) {
    .footer-newsletter-bar-inner {
        flex-direction: column;
        align-items: stretch;
    }
}

/* Stack email above button, both full width, center text */
@media (max-width: 479px) {
    .footer-newsletter-bar-fields {
        flex-direction: column;
        width: 100%;
    }
    .footer-newsletter-bar-fields .footer-newsletter-input-wrap {
        width: 100%;
    }
    .footer-newsletter-bar-fields .btn {
        width: 100%;
    }
    .footer-newsletter-bar-text {
        text-align: center;
    }
}

.footer-heading {
    color: white;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

/* Footer Accordion (mobile collapsible link sections) */
.footer-accordion-toggle {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    color: white;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin-bottom: var(--space-4);
}

.footer-accordion-chevron {
    width: 1rem;
    height: 1rem;
    transition: transform var(--transition-fast);
    color: var(--color-slate-500);
}

.footer-accordion-toggle[aria-expanded="true"] .footer-accordion-chevron {
    transform: rotate(180deg);
}

/* Single column: accordion collapsed by default, full-width toggles with dividers */
@media (max-width: 767px) {
    .footer-accordion {
        border-top: 1px solid var(--color-slate-700);
    }
    .footer-accordion-company {
        border-bottom: 1px solid var(--color-slate-700);
    }
    .footer-accordion-toggle {
        padding: var(--space-4) 0;
        margin-bottom: 0;
    }
    .footer-accordion-content {
        display: none;
        padding-bottom: var(--space-4);
    }
    .footer-accordion-content.is-open {
        display: flex;
        flex-direction: column;
        gap: var(--space-5);
    }
}

/* Company accordion spacing — only when stacked under Support on tablet+ */
@media (min-width: 768px) {
    .footer-accordion-company {
        margin-top: var(--space-8);
    }
}

/* Tablet+: always show content, hide chevron, disable toggle */
@media (min-width: 768px) {
    .footer-accordion-chevron {
        display: none;
    }
    .footer-accordion-content {
        display: flex !important;
        flex-direction: column;
        gap: var(--space-3);
    }
    .footer-accordion-toggle {
        cursor: default;
        pointer-events: none;
    }
}

.footer-links {
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links ul,
.footer-links li {
    list-style: none;
    list-style-type: none;
    margin: 0;
    padding: 0;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--color-slate-400);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary-400);
}

/* Footer Brand Column */
.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    margin-bottom: var(--space-4);
}

.footer-logo-svg {
    width: 10rem;
    height: auto;
    display: block;
}

.footer-logo-svg path {
    fill: white;
}

.footer-description {
    font-size: var(--text-sm);
    color: var(--color-slate-400);
    line-height: var(--leading-relaxed);
}

/* Social Links */
.footer-social {
    margin-top: var(--space-6);
}

.footer-social-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: var(--font-semibold);
    color: var(--color-slate-500);
    margin-bottom: var(--space-2);
}

.footer-social-links {
    display: flex;
    gap: var(--space-3);
}

.footer-social-link {
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-slate-800);
    border-radius: var(--radius-lg);
    color: var(--color-slate-400);
    transition: all var(--transition-fast);
}

.footer-social-link:hover {
    background-color: var(--color-primary);
    color: white;
}

/* Footer Newsletter Form */
.footer-newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-newsletter-input-wrap {
    position: relative;
}

.footer-newsletter-icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-slate-500);
}

.footer-newsletter-input-wrap input {
    width: 100%;
    height: 41px;
    padding: 0 var(--space-4) 0 var(--space-10);
    background-color: var(--color-slate-800);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    color: white;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.footer-newsletter-input-wrap input::placeholder {
    color: var(--color-slate-500);
}

.footer-newsletter-input-wrap input:focus {
    outline: none;
    border-color: transparent;
    box-shadow: 0 0 0 2px var(--color-secondary-hover);
}

.footer-newsletter-input-wrap input:focus::placeholder {
    color: var(--color-slate-500) !important;
    opacity: 1;
}

/* Newsletter feedback states */
.footer-newsletter-feedback:empty {
    display: none;
}

.footer-newsletter-error {
    color: #ef4444;
    font-size: var(--text-xs);
    margin-top: var(--space-2);
}

.footer-newsletter-success {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-emerald-500);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    padding: var(--space-3) 0;
}

/* Footer CTA Card */
.footer-cta-card {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-600) 50%, #dc2626 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.footer-cta-card:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-2xl);
}

/* Single column: horizontal CTA overrides (must come after base rules) */
@media (max-width: 767px) {
    .footer-cta-card {
        display: flex;
        align-items: center;
        gap: var(--space-4);
        text-align: left;
        padding: var(--space-4) var(--space-5);
    }
    .footer-cta-icon {
        margin: 0;
    }
    .footer-cta-card h3 {
        margin-bottom: 0;
    }
    .footer-cta-card p {
        margin-bottom: 0;
    }
}

.footer-cta-icon {
    width: 4rem;
    height: 4rem;
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    color: white;
}

/* CTA animated connector parts */
.footer-cta-bg-part {
    position: absolute;
    bottom: -2rem;
    right: -2rem;
    width: 8rem;
    height: 8rem;
    transform: rotate(45deg);
    opacity: 0.08;
    pointer-events: none;
}

.footer-cta-bg-part svg {
    display: block;
    width: 100%;
    height: 100%;
}

.footer-cta-part-left,
.footer-cta-part-right,
.footer-cta-part-center {
    position: absolute;
}

.footer-cta-part-left svg,
.footer-cta-part-right svg,
.footer-cta-part-center svg {
    display: block;
    width: 100%;
    height: 100%;
}

.footer-cta-part-left {
    width: 1rem;
    height: 1rem;
    top: -1.5rem;
    left: -0.5rem;
    animation: arcFromLeft 3s ease-in-out infinite 0s;
}

.footer-cta-part-right {
    width: 1.25rem;
    height: 0.75rem;
    top: -1.5rem;
    right: 0;
    animation: arcFromRight 3s ease-in-out infinite 1s;
}

.footer-cta-part-center {
    width: 0.75rem;
    height: 0.75rem;
    top: -1.5rem;
    left: 50%;
    animation: arcFromCenter 3s ease-in-out infinite 2s;
}

.footer-cta-bag {
    position: relative;
    top: 0.25rem;
}

.footer-cta-card h3,
.footer-cta-card p,
.footer-cta-btn,
.footer-cta-content {
    position: relative;
    z-index: 10;
}

.footer-cta-card h3 {
    color: white;
    font-weight: var(--font-bold);
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
}

.footer-cta-card p {
    color: var(--color-primary-100);
    font-size: var(--text-sm);
}
@media (min-width: 768px) {
    .footer-cta-card p {
        margin-bottom: var(--space-4);
    }
}

.footer-cta-btn {
    display: block;
    width: 100%;
    padding: var(--space-3);
    background-color: white;
    color: var(--color-primary);
    font-weight: var(--font-bold);
    font-size: var(--text-sm);
    border-radius: var(--radius-xl);
    text-align: center;
    text-decoration: none;
    transition: background-color var(--transition-fast);
    box-shadow: var(--shadow-lg);
}

.footer-cta-btn:hover {
    background-color: var(--color-primary-50);
}

/* Payment Icons */
.footer-payments {
    margin-top: var(--space-6);
}

.footer-payments-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: var(--font-semibold);
    color: var(--color-slate-500);
    margin-bottom: var(--space-3);
}

.footer-payment-icons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.footer-payment-icon {
    width: 3rem;
    height: 2rem;
    background-color: var(--color-slate-800);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-payment-icon span {
    font-size: 0.625rem;
    font-weight: var(--font-bold);
    color: var(--color-slate-400);
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid var(--color-slate-800);
    padding: var(--space-6) 0;
}

.footer-bottom-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom-inner {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-copyright {
    font-size: var(--text-sm);
    color: var(--color-slate-500);
}

.footer-copyright p {
    margin-bottom: 0;
}

.footer-trademark {
    font-size: var(--text-xs);
    color: var(--color-slate-600);
}

.footer-legal-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
    flex-shrink: 0;
}

.footer-legal-links a {
    font-size: var(--text-sm);
    color: var(--color-slate-500);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-legal-links a:hover {
    color: var(--color-primary-400);
}

/* ==========================================================================
   Product Grid
   ========================================================================== */
.product-grid {
    display: grid;
    gap: var(--space-6);
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 640px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .product-grid.cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .product-grid.cols-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* At ≤1312px: cap at 3 columns — 4-col is too narrow at this viewport range */
@media (max-width: 1312px) {
    .product-grid.cols-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

.product-grid.list-view {
    grid-template-columns: 1fr;
}

/* ── Loading State (AJAX filter in progress) ────────────────────────────── */
.product-grid {
    transition: opacity 0.2s ease;
}

.product-grid.loading {
    opacity: 0.4;
    pointer-events: none;
}

/* ==========================================================================
   Two Column Layout (sidebar + content)
   ========================================================================== */
.layout-with-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.layout-sidebar {
    display: none;          /* hidden on small screens — restored at 760px */
}

.layout-content {
    min-width: 0;           /* full-width when sidebar is hidden */
    flex: 1;
}

@media (min-width: 760px) {
    .layout-with-sidebar {
        flex-direction: row;
    }

    .layout-sidebar {
        display: block;     /* restore at desktop */
        width: var(--sidebar-width);
        flex-shrink: 0;
    }

    .layout-sidebar.collapsed {
        width: 4rem;
    }

    .layout-content {
        flex: 1;
        min-width: 0;
    }
}

/* ==========================================================================
   Section Spacing
   ========================================================================== */
.section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

.section-sm {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
}

.section-md {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
}

.section-lg {
    padding: var(--space-20) 0;
}

/* ==========================================================================
   Page Wrapper
   ========================================================================== */
.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-main {
    flex: 1;
}

/* ==========================================================================
   Front Page (Homepage)
   ========================================================================== */

/* ── Section 1: Hero ─────────────────────────────────────────────────────── */
.fp-hero {
    position: relative;
    background: linear-gradient(to bottom right, var(--color-primary-50), #ffffff, var(--color-secondary-50));
    overflow: hidden;
}

.fp-hero .container {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

@media (min-width: 640px) {
    .fp-hero .container {
        padding-top: 6rem;
        padding-bottom: 6rem;
    }
}

.fp-hero-desktop { display: none; }

@media (min-width: 1024px) {
    .fp-hero-desktop {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
        align-items: center;
    }
}

.fp-hero-text { text-align: left; }

.fp-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-primary-100);
    color: var(--color-primary-700);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.fp-hero-badge svg {
    width: 1rem;
    height: 1rem;
}

.fp-hero-title-lg {
    font-size: 3.75rem;
    font-weight: 700;
    color: var(--color-slate-900);
    margin-bottom: 1.5rem;
}

.fp-hero-title-md {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--color-slate-900);
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .fp-hero-title-md { font-size: 3rem; }
}

.fp-hero-title-sm {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--color-slate-900);
    margin-bottom: 1rem;
}

.fp-hero-subtitle-lg {
    font-size: 1.25rem;
    color: var(--color-slate-600);
    margin-bottom: 2rem;
}

.fp-hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-slate-600);
}

.fp-hero-search { margin-bottom: 2rem; }

.fp-hero-search-wrap {
    position: relative;
    max-width: 42rem;
}

.fp-hero-search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-slate-400);
    pointer-events: none;
}

.fp-hero-search-wrap input[type="search"] {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    font-size: 1.125rem;
    border: 2px solid var(--color-border);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    background: white;
    color: var(--color-slate-900);
}

.fp-hero-search-wrap input[type="search"]:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--color-primary);
    border-color: transparent;
}

.fp-hero-search-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--color-primary);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.fp-hero-search-btn:hover {
    background-color: var(--color-primary-hover);
}

.fp-hero-search-hint {
    font-size: 0.875rem;
    color: var(--color-slate-500);
    margin-top: 0.75rem;
    text-align: left;
}

.fp-hero-search-hint--center { text-align: center; }

.fp-hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    max-width: 28rem;
}

.fp-hero-stats--left { text-align: left; }

.fp-hero-stats--center {
    text-align: center;
    max-width: 28rem;
    margin: 0 auto;
}

.fp-hero-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.fp-hero-stat-label {
    font-size: 0.875rem;
    color: var(--color-slate-600);
}

.fp-hero-parts { position: relative; }

.fp-hero-parts-container {
    position: relative;
    width: 100%;
    height: 500px;
}

.fp-float-part {
    position: absolute;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.fp-float-part:hover { transform: scale(1.08); }

.fp-part-red-gear   { top: 10%; right: 15%; width: 12rem; height: 12rem; animation: heroFloat 5s ease-in-out infinite; }
.fp-part-blue7way   { top: 35%; right: 5%; width: 10rem; height: 10rem; animation: heroFloat 5.5s ease-in-out infinite 0.2s; }
.fp-part-tire       { top: 15%; right: 50%; width: 220px; height: 220px; animation: heroFloat 4.5s ease-in-out infinite 0.1s; }
.fp-part-knexman    { top: 55%; right: 45%; width: 9rem; height: 9rem; animation: heroFloat 6s ease-in-out infinite 0.3s; }
.fp-part-greenrod   { top: 65%; right: 15%; height: 10rem; animation: heroFloat 5.2s ease-in-out infinite 0.4s; }
.fp-part-greenrod img { height: 100%; width: auto; }
.fp-part-greenclip  { top: 50%; right: 25%; width: 7rem; height: 7rem; animation: heroFloat 4.8s ease-in-out infinite 0.5s; }

.fp-hero-shipping-card {
    display: none !important; /* temporarily hidden — re-enable by removing this line */
    position: absolute;
    top: -1rem;
    right: -1rem;
    background: white;
    padding: 1rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-xl);
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.fp-hero-shipping-icon {
    width: 3rem;
    height: 3rem;
    background-color: var(--color-primary-100);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-600);
}

.fp-hero-shipping-icon svg { width: 1.5rem; height: 1.5rem; }

.fp-hero-shipping-title {
    font-weight: 600;
    color: var(--color-slate-900);
}

.fp-hero-shipping-desc {
    font-size: 0.875rem;
    color: var(--color-slate-600);
}

.fp-hero-tablet { display: none; }

@media (min-width: 640px) and (max-width: 1023px) {
    .fp-hero-tablet { display: block; }
}

.fp-hero-tablet-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    align-items: center;
    margin-bottom: 2rem;
}

.fp-hero-tablet-parts {
    position: relative;
    width: 100%;
    height: 280px;
}

.fp-tpart-gear    { top: 2%; right: 15%; width: clamp(96px, 18vw, 180px); height: clamp(96px, 18vw, 180px); animation: heroFloat 5s ease-in-out infinite; }
.fp-tpart-blue    { top: 45%; right: 5%; width: clamp(80px, 15vw, 150px); height: clamp(80px, 15vw, 150px); animation: heroFloat 5.5s ease-in-out infinite 0.2s; }
.fp-tpart-tire    { top: 0%; right: 50%; width: clamp(112px, 20vw, 200px); height: clamp(112px, 20vw, 200px); animation: heroFloat 4.5s ease-in-out infinite 0.1s; }
.fp-tpart-knexman { top: 65%; right: 42%; width: clamp(80px, 14vw, 135px); height: clamp(80px, 14vw, 135px); animation: heroFloat 6s ease-in-out infinite 0.3s; }
.fp-tpart-clip    { top: 50%; right: 28%; width: clamp(64px, 12vw, 105px); height: clamp(64px, 12vw, 105px); animation: heroFloat 4.8s ease-in-out infinite 0.5s; }

.fp-hero-mobile { display: block; margin-bottom: 2rem; }

@media (min-width: 640px) {
    .fp-hero-mobile { display: none; }
}

.fp-hero-mobile-inner { position: relative; }

.fp-hero-mobile-parts {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.2;
}

.fp-mpart-gear    { top: -1rem; right: -0.5rem; width: 6rem; height: 6rem; animation: heroFloat 5s ease-in-out infinite; }
.fp-mpart-tire    { top: -2rem; left: -1rem; width: 7rem; height: 7rem; animation: heroFloat 4.5s ease-in-out infinite; }
.fp-mpart-blue    { bottom: -1rem; right: 1rem; width: 5rem; height: 5rem; animation: heroFloat 5.5s ease-in-out infinite; }
.fp-mpart-knexman { bottom: -0.5rem; left: -0.5rem; width: 5rem; height: 5rem; animation: heroFloat 6s ease-in-out infinite; }
.fp-mpart-clip    { top: 50%; right: -0.25rem; width: 4rem; height: 4rem; transform: translateY(-50%); animation: heroFloat 4.8s ease-in-out infinite; }

.fp-hero-mobile-content {
    position: relative;
    text-align: center;
    padding: 0 3rem;
}

.fp-hero-mobile .fp-hero-badge { margin-bottom: 1rem; }

.fp-hero-search-mobile {
    max-width: 48rem;
    margin: 0 auto;
}

.fp-hero-search-mobile .fp-hero-search-wrap {
    max-width: none;
}

@media (min-width: 1024px) {
    .fp-hero-search-mobile { display: none; }
    .fp-hero-tablet { display: none !important; }
    .fp-hero-mobile { display: none !important; }
}

/* ── Section 2: Feature Highlight Bar ───────────────────────────────────── */
.fp-feature-bar {
    padding: 1.5rem 0;
    background-color: white;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.fp-feature-bar-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .fp-feature-bar-inner { gap: 3rem; }
}

.fp-feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.fp-feature-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.fp-feature-icon svg {
    width: 1.25rem;
    height: 1.25rem;
}

.fp-feature-icon--orange  { background-color: var(--color-primary-100); color: var(--color-primary-600); }
.fp-feature-icon--emerald { background-color: var(--color-secondary-100); color: var(--color-secondary-600); }
.fp-feature-icon--blue    { background-color: #dbeafe; color: #2563eb; }
.fp-feature-icon--purple  { background-color: #f3e8ff; color: #9333ea; }

.fp-feature-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-slate-900);
}

.fp-feature-desc {
    font-size: 0.75rem;
    color: var(--color-slate-600);
}

/* ── Shared section heading (used by multiple sections) ────────────────── */
.fp-section-heading {
    text-align: center;
    margin-bottom: 3rem;
}

.fp-section-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--color-slate-900);
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .fp-section-title { font-size: 2.25rem; }
}

.fp-section-subtitle {
    font-size: 1.125rem;
    color: var(--color-slate-600);
    max-width: 42rem;
    margin: 0 auto;
}

/* ── Section 3: Shop by Category — Minimal Grid ───────────────────────── */
.fp-catgrid-section {
    padding: 5rem 0;
    background: #f8fafc;
}

/* Grid: 2 cols mobile, 3 cols tablet, 5 cols desktop */
.fp-catgrid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

@media (min-width: 640px) {
    .fp-catgrid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
}

@media (min-width: 1024px) {
    .fp-catgrid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* ── Base card (shared) ── */
.fp-catgrid-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    border-radius: 0.75rem;
    overflow: hidden;
    transition: all 300ms ease;
    text-decoration: none;
    color: inherit;
}

.fp-catgrid-card:hover {
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
}

/* ── Category card (white, with product image) ── */
.fp-catgrid-card:not([class*="--featured"]) {
    background: white;
    padding: 1rem;
    border: 2px solid transparent;
}

.fp-catgrid-card:not([class*="--featured"]):hover {
    border-color: #fb923c;
}

.fp-catgrid-card-img {
    width: 100%;
    height: 66.666%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
}

.fp-catgrid-card-img img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 500ms ease;
}

.fp-catgrid-card:hover .fp-catgrid-card-img img {
    transform: scale(1.1);
}

/* Image variant inside featured cards (e.g. "All Parts") */
.fp-catgrid-card-img--featured {
    height: 50%;
    margin-bottom: 0.5rem;
}

.fp-catgrid-card-title {
    font-weight: 600;
    font-size: 0.75rem;
    color: var(--color-slate-900);
    text-align: center;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

@media (min-width: 640px) {
    .fp-catgrid-card-title { font-size: 0.875rem; }
}

/* ── Featured card — All Parts (orange) ── */
.fp-catgrid-card--featured-orange {
    background: linear-gradient(to bottom right, #f97316, #ea580c);
    padding: 1.5rem;
}

/* ── Featured card — Bundles (purple) ── */
.fp-catgrid-card--featured-purple {
    background: linear-gradient(to bottom right, #a855f7, #7e22ce);
    padding: 1.5rem;
    position: relative;
}

.fp-catgrid-featured-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom right, rgba(192,132,252,0.3), transparent);
}

.fp-catgrid-featured-inner {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.fp-catgrid-featured-icon {
    width: 3rem;
    height: 3rem;
    color: white;
    margin-bottom: 0.75rem;
}

@media (min-width: 640px) {
    .fp-catgrid-featured-icon {
        width: 4rem;
        height: 4rem;
    }
}

.fp-catgrid-featured-title {
    font-weight: 700;
    font-size: 1rem;
    color: white;
    text-align: center;
}

@media (min-width: 640px) {
    .fp-catgrid-featured-title { font-size: 1.125rem; }
}

.fp-catgrid-featured-count {
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

@media (min-width: 640px) {
    .fp-catgrid-featured-count { font-size: 0.875rem; }
}

.fp-catgrid-card--featured-orange .fp-catgrid-featured-count {
    color: #ffedd5;
}

.fp-catgrid-card--featured-purple .fp-catgrid-featured-count {
    color: #f3e8ff;
}

/* ── Section 7: Find Parts By Theme ──────────────────────────────────────── */
.fp-themes-section { padding: 5rem 0; background: white; }

.fp-themes-grid {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    margin: 0 -1rem;
    padding-left: 1rem;
    padding-right: 1rem;
    -webkit-overflow-scrolling: touch;
}

@media (min-width: 640px) {
    .fp-themes-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        overflow-x: visible;
        margin: 0;
        padding: 0;
    }
}

@media (min-width: 1024px) {
    .fp-themes-grid { grid-template-columns: repeat(8, 1fr); }
}

.fp-theme-tile {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    padding: 1rem;
    flex-shrink: 0;
    width: 140px;
    aspect-ratio: 3/4;
    transition: all 300ms ease;
    display: block;
    text-decoration: none;
}

@media (min-width: 640px) {
    .fp-theme-tile {
        width: auto;
        flex-shrink: 1;
    }
}

.fp-theme-tile:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.fp-theme-tile img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 300ms ease;
}

.fp-theme-tile:hover img { transform: scale(1.05); }

.fp-theme-tile-hover {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    width: 1.5rem;
    height: 1.5rem;
    background-color: rgba(15,23,42,0.1);
    backdrop-filter: blur(4px);
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.fp-theme-tile:hover .fp-theme-tile-hover { opacity: 1; }

.fp-theme--red     { background: linear-gradient(to bottom right, #fef2f2, #fee2e2); }
.fp-theme--yellow  { background: linear-gradient(to bottom right, #fefce8, #fef9c3); }
.fp-theme--slate   { background: linear-gradient(to bottom right, #f1f5f9, #e2e8f0); }
.fp-theme--pink    { background: linear-gradient(to bottom right, #fdf2f8, #fce7f3); }
.fp-theme--blue    { background: linear-gradient(to bottom right, #eff6ff, #dbeafe); }
.fp-theme--orange  { background: linear-gradient(to bottom right, var(--color-primary-50), var(--color-primary-100)); }
.fp-theme--slatelt { background: linear-gradient(to bottom right, var(--color-slate-50), #f1f5f9); }
.fp-theme--amber   { background: linear-gradient(to bottom right, #fffbeb, #fef3c7); }

/* ── Section 5: Who We Serve — "Built for Every Kind of Builder" ───────── */
.fp-serve-section {
    padding: 5rem 0;
    background-color: #f8fafc;
    position: relative;
    overflow: hidden;
}

.fp-serve-container {
    position: relative;
    z-index: 10;
}

.fp-serve-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 64rem;
    margin: 0 auto;
}

@media (min-width: 640px) {
    .fp-serve-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .fp-serve-grid { grid-template-columns: repeat(3, 1fr); }
}

.fp-serve-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid #f1f5f9;
    transition: all 300ms ease;
}

.fp-serve-card:hover {
    box-shadow: var(--shadow-xl);
    border-color: transparent;
    transform: translateY(-4px);
}

.fp-serve-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow-lg);
    transition: transform 300ms ease;
}

.fp-serve-card:hover .fp-serve-icon {
    transform: scale(1.1);
}

.fp-serve-icon svg {
    width: 2rem;
    height: 2rem;
    color: white;
}

.fp-serve-icon--orange  { background: linear-gradient(to bottom right, #f97316, #ea580c); }
.fp-serve-icon--purple  { background: linear-gradient(to bottom right, #a855f7, #9333ea); }
.fp-serve-icon--emerald { background: linear-gradient(to bottom right, #10b981, #059669); }

.fp-serve-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-slate-900);
    margin-bottom: 0.75rem;
}

.fp-serve-desc {
    font-size: 0.875rem;
    color: var(--color-slate-600);
    line-height: 1.625;
}

/* ── Section 8: Newsletter ───────────────────────────────────────────────── */
.fp-newsletter-section {
    padding: 5rem 0;
    background: linear-gradient(to bottom right, var(--color-primary), var(--color-primary-600), var(--color-primary-700));
    position: relative;
    overflow: hidden;
}

.fp-newsletter-inner {
    max-width: 56rem;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 10;
}

.fp-newsletter-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255,255,255,0.2);
    backdrop-filter: blur(4px);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.fp-newsletter-badge svg { width: 1rem; height: 1rem; }

.fp-newsletter-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

@media (min-width: 640px) { .fp-newsletter-title { font-size: 2.25rem; } }

.fp-newsletter-subtitle {
    font-size: 1.25rem;
    color: var(--color-primary-100);
    margin-bottom: 2.5rem;
    max-width: 42rem;
    margin-left: auto;
    margin-right: auto;
}

.fp-newsletter-form {
    max-width: 28rem;
    margin: 0 auto 3rem;
}

.fp-newsletter-form-inner {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 0.5rem;
    background-color: rgba(255,255,255,0.1);
    backdrop-filter: blur(8px);
    border-radius: 1rem;
    border: 1px solid rgba(255,255,255,0.2);
}

@media (min-width: 640px) {
    .fp-newsletter-form-inner { flex-direction: row; }
}

.fp-newsletter-form-inner input[type="email"] {
    flex: 1;
    width: 100%;
    padding: 1rem 1.25rem;
    border-radius: 0.75rem;
    background: white;
    border: 2px solid transparent;
    color: var(--color-slate-900);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.fp-newsletter-form-inner input[type="email"]::placeholder {
    color: var(--color-slate-400);
}

.fp-newsletter-form-inner input[type="email"]:focus {
    outline: none;
    box-shadow: 0 0 0 2px white;
    border-color: white;
}

.fp-newsletter-form-inner button[type="submit"] {
    background-color: var(--color-slate-900);
    color: white;
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    font-weight: 700;
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.fp-newsletter-form-inner button[type="submit"]:hover {
    background-color: var(--color-slate-800);
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
}

.fp-newsletter-disclaimer {
    font-size: 0.875rem;
    color: var(--color-primary-100);
    margin-top: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.fp-newsletter-disclaimer svg { width: 1rem; height: 1rem; }

.fp-newsletter-benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 42rem;
    margin: 0 auto;
}

.fp-newsletter-benefit {
    text-align: center;
    padding: 1rem;
    border-radius: 0.75rem;
    background-color: rgba(255,255,255,0.1);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255,255,255,0.1);
    transition: background-color var(--transition-base);
}

.fp-newsletter-benefit:hover {
    background-color: rgba(255,255,255,0.15);
}

.fp-newsletter-benefit-icon {
    width: 3rem;
    height: 3rem;
    background-color: rgba(255,255,255,0.2);
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.75rem;
    color: white;
}

.fp-newsletter-benefit-icon svg { width: 1.5rem; height: 1.5rem; }

.fp-newsletter-benefit-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.25rem;
}

.fp-newsletter-benefit-label {
    font-size: 0.75rem;
    color: var(--color-primary-100);
    font-weight: 500;
}

@media (max-width: 767px) {
    .fp-newsletter-benefits {
        grid-template-columns: 1fr;
        max-width: 100%;
        gap: 0.75rem;
    }

    .fp-newsletter-benefit {
        display: grid;
        grid-template-columns: auto 1fr;
        grid-template-areas:
            "icon value"
            "icon label";
        align-items: center;
        column-gap: 0.875rem;
        row-gap: 0.125rem;
        text-align: left;
        width: 100%;
        padding: 0.5rem;
    }

    .fp-newsletter-benefit-icon {
        grid-area: icon;
        margin: 0;
        width: 2.5rem;
        height: 2.5rem;
    }

    .fp-newsletter-benefit-icon svg {
        width: 1.25rem;
        height: 1.25rem;
    }

    .fp-newsletter-benefit-value {
        grid-area: value;
        margin-bottom: 0;
        font-size: 1rem;
    }

    .fp-newsletter-benefit-label {
        grid-area: label;
        font-size: 0.8125rem;
    }
    
}

/* ── Section 9: Reviews ──────────────────────────────────────────────────── */
.fp-reviews-section {
    padding: 5rem 0;
    background-color: var(--color-slate-50);
}

.fp-reviews-stars {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
}

.fp-reviews-stars svg {
    width: 1.75rem;
    height: 1.75rem;
    fill: #fb923c;
    color: #fb923c;
}

.fp-reviews-rating-text {
    font-size: 1.125rem;
    color: var(--color-slate-600);
}

.fp-reviews-rating-text strong {
    font-weight: 700;
    color: var(--color-primary-600);
}

.fp-reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) { .fp-reviews-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .fp-reviews-grid { grid-template-columns: repeat(4, 1fr); } }

.fp-review-card {
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid #f1f5f9;
    transition: all 300ms ease;
}

.fp-review-card:hover { box-shadow: var(--shadow-lg); }

.fp-review-stars {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.fp-review-stars svg {
    width: 1rem;
    height: 1rem;
    fill: #fb923c;
    color: #fb923c;
}

.fp-review-text {
    color: var(--color-slate-700);
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    line-height: 1.625;
}

.fp-review-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid #f1f5f9;
}

.fp-review-avatar {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(to bottom right, var(--color-primary), var(--color-primary-600));
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.fp-review-name {
    font-weight: 600;
    color: var(--color-slate-900);
    font-size: 0.875rem;
}

.fp-review-date {
    font-size: 0.75rem;
    color: var(--color-slate-500);
}

.fp-reviews-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary-600);
    font-weight: 700;
    transition: color var(--transition-fast);
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
}

.fp-reviews-more:hover { color: var(--color-primary-700); }

.fp-reviews-more svg {
    width: 1.25rem;
    height: 1.25rem;
    transition: transform var(--transition-base);
}

.fp-reviews-more:hover svg { transform: translateX(4px); }

/* ── Section 10: Trust Stats ─────────────────────────────────────────────── */
.fp-trust-section {
    padding: 4rem 0;
    background: white;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.fp-trust-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

@media (min-width: 768px) {
    .fp-trust-grid { grid-template-columns: repeat(4, 1fr); }
}

.fp-trust-item { text-align: center; }

.fp-trust-value {
    font-size: 2.25rem;
    font-weight: 700;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.fp-trust-value--orange  { background-image: linear-gradient(to right, var(--color-primary-600), var(--color-primary)); }
.fp-trust-value--emerald { background-image: linear-gradient(to right, var(--color-secondary-600), var(--color-secondary)); }
.fp-trust-value--blue    { background-image: linear-gradient(to right, #2563eb, #3b82f6); }

.fp-trust-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-600);
}