/* ========================================
   LAYOUT STYLES
   Compatible with Bootstrap
   ======================================== */

/* 
 * Custom Container - use .vietcf-container to avoid Bootstrap .container conflict
 * Or use Bootstrap's .container / .container-fluid instead
 */
.vietcf-container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-padding);
    max-width: 1300px;
}

@media (min-width: 1024px) {
    .vietcf-container {
        padding-inline: 6rem;
        max-width: 1300px;
        /* ~97px */
    }
}

/* ========================================
   MAIN CONTENT LAYOUT
   ======================================== */

.main-content {
    flex: 1;
    padding-bottom: var(--space-3xl);
}

/* Category Navigation */
.category-nav {
    background-color: var(--color-gray-200);
    padding-block: var(--space-md);
    width: 100%;
}

.category-list {
    display: flex;
    gap: var(--space-md);

    /* Mobile: horizontal scroll */
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    /* Smooth touch swipe on iOS */

    /* Scroll snap */
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;

    /* Hide scrollbar */
    scrollbar-width: none;
    /* Firefox */
    -ms-overflow-style: none;
    /* IE/Edge */

    /* Padding to prevent items cut off at edges */
    padding-inline: var(--space-md);
}

.category-list::-webkit-scrollbar {
    display: none;
    /* Chrome, Safari, Opera */
}

/* Show scrollbar on hover to hint overflow */
.category-list:hover {
    scrollbar-width: thin;
}

.category-list:hover::-webkit-scrollbar {
    display: block;
    height: 8px;
}

.category-list:hover::-webkit-scrollbar-thumb {
    background-color: var(--color-gray-500);
    border-radius: 999px;
}

.category-list:hover::-webkit-scrollbar-track {
    background-color: transparent;
}

.category-item {
    /* flex-shrink: 0; */
    /* Prevent items from shrinking */
    scroll-snap-align: start;
    /* Snap to start of each item */
    color: white !important;
}

.category-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-lg);
    background-color: var(--color-primary);
    color: var(--color-white) !important;
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
    white-space: nowrap;
    /* Prevent text wrap */
    /* transition: background-color var(--transition-fast); */
}

.category-link:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-black);
}

/* Desktop: normal layout, no scroll */
@media (min-width: 1024px) {
    .category-list {
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        scroll-snap-type: x proximity;
        gap: var(--space-xl);
        padding-inline: var(--space-md);
    }

    .category-item {
        /* flex-shrink: 0; */
        scroll-snap-align: start;
    }
}

/* Page Toolbar */
.page-toolbar {
    padding-block: var(--space-lg);
}

.page-toolbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* Breadcrumb - prefixed to avoid Bootstrap conflict */
.vietcf-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    padding: 0;
    margin: 0;
    background: transparent;
    list-style: none;
}

.vietcf-breadcrumb__list {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.vietcf-breadcrumb__item {
    display: flex;
    align-items: center;
}

.vietcf-breadcrumb__item::after {
    content: '›';
    margin-inline: var(--space-sm);
    color: var(--color-gray-500);
}

.vietcf-breadcrumb__item:last-child::after {
    display: none;
}

.vietcf-breadcrumb__item a {
    color: var(--color-primary);
    text-decoration: none;
}

.vietcf-breadcrumb__item a:hover {
    text-decoration: underline;
}

.vietcf-breadcrumb__link {
    color: var(--color-primary);
    text-decoration: none;
}

.vietcf-breadcrumb__link:hover {
    text-decoration: underline;
}

.vietcf-breadcrumb__separator {
    color: var(--color-gray-500);
    margin-inline: var(--space-xs);
}

.vietcf-breadcrumb__current {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* Material Search */
.material-search {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.material-search__input {
    width: 15rem;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--color-primary);
    border-radius: 30px;
    font-size: var(--font-size-base);
    color: var(--color-primary);
    height: 40px;
}

.material-search__input::placeholder {
    color: var(--color-primary);
}

.material-search__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-white);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
}

.material-search__icon {
    width: 1.375rem;
    height: 1.375rem;
}

/* Material Section */
.material-section {
    padding-block: var(--space-xl);
}

/* Material Grid - 3 columns on large screens */
.material-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    justify-content: center;
    justify-items: stretch;
}

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

@media (min-width: 1200px) {
    .material-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========================================
   FLOATING SIDEBAR LAYOUT
   ======================================== */

.floating-sidebar {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 90;
    display: none;
    flex-direction: column;
    gap: 0;
}

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

.floating-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 3.75rem;
    /* 60px */
    padding: var(--space-lg) var(--space-sm);
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    writing-mode: vertical-rl;
    text-orientation: upright;
    border: 1px solid var(--color-white);
    /* transition: opacity var(--transition-fast); */
}

.floating-btn:hover {
    opacity: 0.9;
}

.floating-btn--trial {
    background-color: var(--color-primary-light);
    border-top-left-radius: var(--radius-md);
}

.floating-btn--login {
    background: linear-gradient(248deg, rgb(242, 156, 56) 50%, rgb(247, 185, 112) 50%);
    border-bottom-right-radius: var(--radius-md);
}

/* ========================================
   RESPONSIVE - Mobile adjustments
   ======================================== */

@media (max-width: 767px) {
    .page-toolbar__inner {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-md);
    }

    .material-search {
        width: 100%;
    }

    .material-search__input {
        flex: 1;
        width: 100%;
    }
}