/*
 * AI SaaS Review Theme — PC Desktop Navigation Styles
 *
 * Only active above 769px viewport width.
 * Includes: Header, Main Nav, Dropdowns, Mega Menu, Search Modal, Sticky Compact
 *
 * @package AI_SaaS_Review
 * @version 1.0.0
 */


/* ============================================================
   0. PC-Only Scope
   ============================================================ */
@media (max-width: 768px) {
    .aisaas-header,
    .pc-search-modal {
        display: none !important;
    }
}


/* ============================================================
   1. Header
   ============================================================ */
.aisaas-header {
    background: var(--aisaas-bg);
    border-bottom: 1px solid var(--aisaas-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: 76px;
    transition: height 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

/* Sticky compact state after scroll */
.aisaas-header.is-compact {
    height: 60px;
    box-shadow: var(--aisaas-shadow-md);
}

.aisaas-header__inner {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 0;
}

/* Logo */
.aisaas-header__logo {
    display: flex;
    align-items: center;
    gap: var(--aisaas-space-sm);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--aisaas-text);
    text-decoration: none;
    flex-shrink: 0;
    margin-right: var(--aisaas-space-lg);
    transition: font-size 0.3s ease;
}

.aisaas-header.is-compact .aisaas-header__logo {
    font-size: 1.1rem;
}

.aisaas-header__logo img {
    max-height: 40px;
    width: auto;
    transition: max-height 0.3s ease;
}

.aisaas-header.is-compact .aisaas-header__logo img {
    max-height: 32px;
}

.aisaas-header__logo-text {
    background: linear-gradient(135deg, var(--aisaas-primary), var(--aisaas-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


/* ============================================================
   2. Main Navigation
   ============================================================ */
.aisaas-nav {
    display: flex;
    align-items: center;
    gap: 2px;
    flex: 1;
    height: 100%;
}

/* Nav Item (dropdown/mega container) */
.aisaas-nav__item {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.aisaas-nav__link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 14px;
    border-radius: var(--aisaas-radius-md);
    color: var(--aisaas-text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all 0.2s;
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    user-select: none;
    position: relative;
}

.aisaas-nav__link:hover {
    color: var(--aisaas-text);
    background: var(--aisaas-primary-light);
}

/* Active/current page underline indicator */
.aisaas-nav__item.is-active .aisaas-nav__link,
.aisaas-nav__item.is-active > .aisaas-nav__link {
    color: var(--aisaas-primary);
}

.aisaas-nav__item.is-active .aisaas-nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 14px;
    right: 14px;
    height: 2px;
    background: var(--aisaas-primary);
    border-radius: 1px;
}

/* When dropdown/mega is open */
.aisaas-nav__item.is-open > .aisaas-nav__link {
    color: var(--aisaas-text);
    background: var(--aisaas-primary-light);
}

/* Chevron icon */
.aisaas-nav__chevron {
    transition: transform 0.2s ease;
    opacity: 0.6;
}

.aisaas-nav__item.is-open > .aisaas-nav__link .aisaas-nav__chevron {
    transform: rotate(180deg);
    opacity: 1;
}

/* Badge (Deals count) */
.aisaas-nav__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    font-size: 0.6875rem;
    font-weight: 700;
    line-height: 1;
    color: #fff;
    background: var(--aisaas-accent);
    border-radius: 9px;
    margin-left: 2px;
}

/* WordPress menu support (fallback) */
.aisaas-nav ul.aisaas-nav__menu {
    display: flex;
    align-items: center;
    gap: 2px;
    list-style: none;
    margin: 0;
    padding: 0;
    height: 100%;
}

.aisaas-nav ul.aisaas-nav__menu li {
    position: relative;
    list-style: none;
    margin: 0;
    padding: 0;
    height: 100%;
    display: flex;
    align-items: center;
}

.aisaas-nav ul.aisaas-nav__menu li a {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 14px;
    border-radius: var(--aisaas-radius-md);
    color: var(--aisaas-text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all 0.2s;
    white-space: nowrap;
}

.aisaas-nav ul.aisaas-nav__menu li a:hover {
    color: var(--aisaas-primary);
    background: var(--aisaas-primary-light);
}

.aisaas-nav ul.aisaas-nav__menu li.current-menu-item > a,
.aisaas-nav ul.aisaas-nav__menu li.current-menu-parent > a {
    color: var(--aisaas-primary);
}


/* ============================================================
   3. Dropdown (Tools, Comparisons, Deals, Resources)
   ============================================================ */
.aisaas-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: var(--aisaas-bg);
    border: 1px solid var(--aisaas-border);
    border-radius: var(--aisaas-radius-lg);
    box-shadow: var(--aisaas-shadow-lg);
    padding: var(--aisaas-space-sm) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
    z-index: 1100;
    pointer-events: none;
}

.aisaas-nav__item.is-open > .aisaas-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

/* Dropdown with sidebar (Tools, Comparisons) */
.aisaas-dropdown__main {
    display: flex;
    flex-direction: column;
}

.aisaas-dropdown__sidebar {
    display: none; /* shown only for dropdowns that have it */
}

.aisaas-dropdown:not(.aisaas-dropdown--narrow) {
    display: grid;
    grid-template-columns: 1fr auto;
    min-width: 360px;
}

.aisaas-dropdown:not(.aisaas-dropdown--narrow) .aisaas-dropdown__main {
    border-right: 1px solid var(--aisaas-border);
    padding-right: var(--aisaas-space-sm);
}

.aisaas-dropdown:not(.aisaas-dropdown--narrow) .aisaas-dropdown__sidebar {
    display: flex;
    flex-direction: column;
    padding: var(--aisaas-space-sm);
    gap: 6px;
}

.aisaas-dropdown__link {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    color: var(--aisaas-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.15s ease;
    text-decoration: none;
    border-radius: var(--aisaas-radius-md);
    min-height: 36px;
}

.aisaas-dropdown__link:hover {
    color: var(--aisaas-text);
    background: var(--aisaas-primary-light);
}

.aisaas-dropdown__link--highlight {
    color: var(--aisaas-accent);
    font-weight: 600;
}

.aisaas-dropdown__sidebar-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--aisaas-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 0;
}

.aisaas-dropdown__sidebar-link {
    font-size: 0.8125rem;
    color: var(--aisaas-text-secondary);
    text-decoration: none;
    padding: 4px 0;
    transition: color 0.15s ease;
}

.aisaas-dropdown__sidebar-link:hover {
    color: var(--aisaas-primary);
}

.aisaas-dropdown__sidebar-link--hint {
    color: var(--aisaas-text-muted);
    font-style: italic;
    pointer-events: none;
}

/* Narrow dropdown (Deals, Resources) */
.aisaas-dropdown--narrow {
    min-width: 200px;
}


/* ============================================================
   4. Mega Menu (Categories)
   ============================================================ */
.aisaas-mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    width: min(960px, calc(100vw - 32px));
    background: var(--aisaas-bg);
    border: 1px solid var(--aisaas-border);
    border-radius: var(--aisaas-radius-lg);
    box-shadow: var(--aisaas-shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
    z-index: 1100;
    pointer-events: none;
    overflow: hidden;
}

.aisaas-nav__item.is-open > .aisaas-mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.aisaas-mega-menu__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr) minmax(140px, 1fr);
    gap: 0;
    padding: var(--aisaas-space-lg) var(--aisaas-space-lg) var(--aisaas-space-md);
}

.aisaas-mega-menu__column {
    display: flex;
    flex-direction: column;
    padding: 0 var(--aisaas-space-sm);
}

.aisaas-mega-menu__column:not(:first-child) {
    border-left: 1px solid var(--aisaas-border);
}

.aisaas-mega-menu__column-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--aisaas-text);
    padding-bottom: var(--aisaas-space-sm);
    margin-bottom: 4px;
    text-decoration: none;
    transition: color 0.15s ease;
}

.aisaas-mega-menu__column-title:hover {
    color: var(--aisaas-primary);
}

.aisaas-mega-menu__column-title--static {
    color: var(--aisaas-primary);
    cursor: default;
}

.aisaas-mega-menu__column-title--static:hover {
    color: var(--aisaas-primary);
}

.aisaas-mega-menu__link {
    display: flex;
    align-items: center;
    padding: 6px 8px;
    color: var(--aisaas-text-secondary);
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all 0.15s ease;
    text-decoration: none;
    border-radius: var(--aisaas-radius-sm);
    min-height: 32px;
    line-height: 1.3;
}

.aisaas-mega-menu__link:hover {
    color: var(--aisaas-text);
    background: var(--aisaas-primary-light);
}

/* Use Cases column */
.aisaas-mega-menu__column--usecases {
    background: var(--aisaas-bg-secondary);
    border-radius: 0 var(--aisaas-radius-lg) 0 0;
    padding: var(--aisaas-space-sm) var(--aisaas-space-md);
}

.aisaas-mega-menu__column--usecases .aisaas-mega-menu__link:hover {
    background: var(--aisaas-primary-light);
}

/* Mega Menu Footer */
.aisaas-mega-menu__footer {
    padding: var(--aisaas-space-sm) var(--aisaas-space-lg);
    border-top: 1px solid var(--aisaas-border);
    background: var(--aisaas-bg-secondary);
}

.aisaas-mega-menu__footer-link {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--aisaas-primary);
    text-decoration: none;
    transition: color 0.15s ease;
}

.aisaas-mega-menu__footer-link:hover {
    color: var(--aisaas-primary-dark);
}


/* ============================================================
   5. Header Right Actions
   ============================================================ */
.aisaas-header__actions {
    display: flex;
    align-items: center;
    gap: var(--aisaas-space-sm);
    flex-shrink: 0;
    margin-left: var(--aisaas-space-md);
}

/* Search trigger (visible input box style) */
.aisaas-header__search-btn {
    display: flex;
    align-items: center;
    gap: var(--aisaas-space-sm);
    padding: 6px 14px;
    background: var(--aisaas-bg-tertiary);
    border: 1px solid var(--aisaas-border);
    border-radius: var(--aisaas-radius-lg);
    color: var(--aisaas-text-muted);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 200px;
    height: 38px;
}

.aisaas-header__search-btn:hover {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-primary);
    color: var(--aisaas-text-secondary);
}

.aisaas-header__search-placeholder {
    flex: 1;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
}

.aisaas-header__search-kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 6px;
    font-size: 0.6875rem;
    font-family: var(--aisaas-font);
    font-weight: 600;
    color: var(--aisaas-text-muted);
    background: var(--aisaas-bg);
    border: 1px solid var(--aisaas-border);
    border-radius: var(--aisaas-radius-sm);
    line-height: 1.2;
    white-space: nowrap;
    flex-shrink: 0;
}

.aisaas-header.is-compact .aisaas-header__search-btn {
    min-width: 180px;
    height: 34px;
    font-size: 0.8125rem;
}

/* Icon buttons (Wishlist, Login, Dark toggle) */
.aisaas-header__icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: var(--aisaas-radius-md);
    background: none;
    border: 1px solid var(--aisaas-border);
    color: var(--aisaas-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    flex-shrink: 0;
}

.aisaas-header__icon-btn:hover {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-text);
    border-color: var(--aisaas-primary);
}

.aisaas-header.is-compact .aisaas-header__icon-btn {
    width: 34px;
    height: 34px;
}

/* Dark toggle integrated into icon-btn style */
.aisaas-header__icon-btn.aisaas-dark-toggle {
    padding: 0;
    font-size: 0;
    /* Override the standalone dark-toggle styles from main.css */
    width: 38px;
    height: 38px;
}

.aisaas-dark-toggle__sun {
    display: block;
}

.aisaas-dark-toggle__moon {
    display: none;
}

.aisaas-dark-toggle.is-dark .aisaas-dark-toggle__sun {
    display: none;
}

.aisaas-dark-toggle.is-dark .aisaas-dark-toggle__moon {
    display: block;
}

.aisaas-header.is-compact .aisaas-header__icon-btn.aisaas-dark-toggle {
    width: 34px;
    height: 34px;
}

/* Submit Tool CTA (outline/light style) */
.aisaas-header__cta {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 7px 16px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--aisaas-primary);
    background: transparent;
    border: 1.5px solid var(--aisaas-primary);
    border-radius: var(--aisaas-radius-md);
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
    flex-shrink: 0;
}

.aisaas-header__cta:hover {
    color: #fff;
    background: var(--aisaas-primary);
    border-color: var(--aisaas-primary);
}

.aisaas-header.is-compact .aisaas-header__cta {
    padding: 6px 12px;
    font-size: 0.75rem;
}

/* CTA fallback for wp_nav_menu */
.aisaas-nav__cta {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 7px 16px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--aisaas-primary);
    background: transparent;
    border: 1.5px solid var(--aisaas-primary);
    border-radius: var(--aisaas-radius-md);
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.aisaas-nav__cta:hover {
    color: #fff;
    background: var(--aisaas-primary);
    border-color: var(--aisaas-primary);
}


/* ============================================================
   6. PC Search Modal
   ============================================================ */
.pc-search-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 120px;
}

.pc-search-modal[hidden] {
    display: none;
}

.pc-search-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    transition: opacity 0.2s ease;
}

.pc-search-modal__panel {
    position: relative;
    width: min(640px, calc(100vw - 48px));
    background: var(--aisaas-bg);
    border-radius: var(--aisaas-radius-xl);
    box-shadow: var(--aisaas-shadow-xl);
    overflow: hidden;
    animation: pcSearchSlideIn 0.25s ease;
}

@keyframes pcSearchSlideIn {
    from {
        opacity: 0;
        transform: translateY(-16px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Search input */
.pc-search-modal__input-wrap {
    display: flex;
    align-items: center;
    gap: var(--aisaas-space-sm);
    padding: var(--aisaas-space-md) var(--aisaas-space-lg);
    border-bottom: 1px solid var(--aisaas-border);
}

.pc-search-modal__input-wrap svg {
    color: var(--aisaas-text-muted);
    flex-shrink: 0;
}

.pc-search-modal__input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 1rem;
    font-family: var(--aisaas-font);
    color: var(--aisaas-text);
    outline: none;
    padding: 0;
}

.pc-search-modal__input::placeholder {
    color: var(--aisaas-text-muted);
}

.pc-search-modal__kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 3px 8px;
    font-size: 0.6875rem;
    font-family: var(--aisaas-font);
    font-weight: 600;
    color: var(--aisaas-text-muted);
    background: var(--aisaas-bg-tertiary);
    border: 1px solid var(--aisaas-border);
    border-radius: var(--aisaas-radius-sm);
    line-height: 1.3;
    flex-shrink: 0;
}

.pc-search-modal__clear {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--aisaas-text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--aisaas-radius-sm);
    transition: color 0.15s ease;
    flex-shrink: 0;
}

.pc-search-modal__clear:hover {
    color: var(--aisaas-text);
}

.pc-search-modal__clear[hidden] {
    display: none;
}

/* Default state (popular searches) */
.pc-search-modal__default {
    padding: var(--aisaas-space-lg);
}

.pc-search-modal__default[hidden] {
    display: none;
}

.pc-search-modal__section {
    margin-bottom: var(--aisaas-space-md);
}

.pc-search-modal__section:last-child {
    margin-bottom: 0;
}

.pc-search-modal__section-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--aisaas-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--aisaas-space-sm);
}

.pc-search-modal__pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--aisaas-space-sm);
}

.pc-search-modal__pill {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--aisaas-text-secondary);
    background: var(--aisaas-bg-tertiary);
    border: 1px solid var(--aisaas-border);
    border-radius: var(--aisaas-radius-md);
    text-decoration: none;
    transition: all 0.15s ease;
}

.pc-search-modal__pill:hover {
    color: var(--aisaas-primary);
    background: var(--aisaas-primary-light);
    border-color: var(--aisaas-primary);
}

/* Search results */
.pc-search-modal__results {
    padding: var(--aisaas-space-sm) var(--aisaas-space-lg);
    max-height: 400px;
    overflow-y: auto;
}

.pc-search-modal__results[hidden] {
    display: none;
}

.pc-search-modal__results-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

/* Result item */
.pc-search-result {
    display: grid;
    grid-template-columns: 40px 1fr auto auto auto;
    align-items: center;
    gap: var(--aisaas-space-sm);
    padding: 10px 12px;
    border-radius: var(--aisaas-radius-md);
    background: var(--aisaas-bg-secondary);
    transition: background 0.15s ease;
    text-decoration: none;
    color: var(--aisaas-text);
}

.pc-search-result:hover {
    background: var(--aisaas-primary-light);
}

.pc-search-result__logo {
    width: 36px;
    height: 36px;
    border-radius: var(--aisaas-radius-sm);
    background: var(--aisaas-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.pc-search-result__logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.pc-search-result__name {
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pc-search-result__rating {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--aisaas-star);
    flex-shrink: 0;
}

.pc-search-result__pricing {
    font-size: 0.75rem;
    color: var(--aisaas-text-muted);
    flex-shrink: 0;
}

.pc-search-result__category {
    font-size: 0.75rem;
    color: var(--aisaas-primary);
    background: var(--aisaas-primary-light);
    padding: 2px 8px;
    border-radius: var(--aisaas-radius-sm);
    flex-shrink: 0;
}

/* Empty state */
.pc-search-modal__empty {
    padding: var(--aisaas-space-xl) var(--aisaas-space-lg);
    text-align: center;
    color: var(--aisaas-text-muted);
    font-size: 0.875rem;
}

.pc-search-modal__empty[hidden] {
    display: none;
}


/* ============================================================
   7. Dark Mode Overrides
   ============================================================ */
[data-theme="dark"] .aisaas-header {
    background: var(--aisaas-bg-secondary);
    border-bottom-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-nav__link {
    color: var(--aisaas-text-secondary);
}

[data-theme="dark"] .aisaas-nav__link:hover,
[data-theme="dark"] .aisaas-nav__item.is-open > .aisaas-nav__link {
    color: var(--aisaas-text);
    background: var(--aisaas-bg-tertiary);
}

[data-theme="dark"] .aisaas-dropdown,
[data-theme="dark"] .aisaas-mega-menu {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-dropdown__link,
[data-theme="dark"] .aisaas-mega-menu__link {
    color: var(--aisaas-text-secondary);
}

[data-theme="dark"] .aisaas-dropdown__link:hover,
[data-theme="dark"] .aisaas-mega-menu__link:hover {
    color: var(--aisaas-text);
    background: var(--aisaas-bg-tertiary);
}

[data-theme="dark"] .aisaas-header__search-btn {
    background: var(--aisaas-bg-tertiary);
    border-color: var(--aisaas-border);
    color: var(--aisaas-text-muted);
}

[data-theme="dark"] .aisaas-header__search-btn:hover {
    background: var(--aisaas-bg-secondary);
    border-color: var(--aisaas-primary);
}

[data-theme="dark"] .aisaas-header__icon-btn {
    border-color: var(--aisaas-border);
    color: var(--aisaas-text-secondary);
}

[data-theme="dark"] .aisaas-header__icon-btn:hover {
    background: var(--aisaas-bg-tertiary);
    color: var(--aisaas-text);
    border-color: var(--aisaas-primary);
}

[data-theme="dark"] .aisaas-header__cta {
    color: var(--aisaas-primary);
    border-color: var(--aisaas-primary);
}

[data-theme="dark"] .aisaas-header__cta:hover {
    color: #fff;
    background: var(--aisaas-primary);
}

[data-theme="dark"] .aisaas-nav__badge {
    background: var(--aisaas-accent);
}

[data-theme="dark"] .pc-search-modal__backdrop {
    background: rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .pc-search-modal__panel {
    background: var(--aisaas-bg-secondary);
}

[data-theme="dark"] .pc-search-modal__input {
    color: var(--aisaas-text);
}

[data-theme="dark"] .pc-search-result {
    background: var(--aisaas-bg-tertiary);
}

[data-theme="dark"] .pc-search-result:hover {
    background: var(--aisaas-primary-light);
}

[data-theme="dark"] .aisaas-mega-menu__column--usecases {
    background: var(--aisaas-bg-tertiary);
}

[data-theme="dark"] .aisaas-mega-menu__footer {
    background: var(--aisaas-bg-tertiary);
    border-top-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-dropdown:not(.aisaas-dropdown--narrow) .aisaas-dropdown__main {
    border-right-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-mega-menu__column:not(:first-child) {
    border-left-color: var(--aisaas-border);
}

[data-theme="dark"] .aisaas-dropdown__sidebar-title {
    color: var(--aisaas-text-muted);
}


/* ============================================================
   8. Responsive Fine-Tuning (≤1024px)
   ============================================================ */
@media (max-width: 1024px) {
    .aisaas-header__search-btn {
        min-width: 160px;
        padding: 6px 10px;
    }

    .aisaas-header__search-placeholder {
        /* Shorten placeholder text via JS */
    }

    .aisaas-mega-menu__grid {
        grid-template-columns: repeat(3, 1fr) minmax(120px, 1fr);
    }

    .aisaas-nav__link {
        padding: 6px 10px;
        font-size: 0.875rem;
    }

    .aisaas-header__cta {
        padding: 6px 12px;
        font-size: 0.75rem;
    }
}

@media (max-width: 900px) {
    .aisaas-mega-menu__grid {
        grid-template-columns: repeat(2, 1fr) minmax(120px, 1fr);
    }

    .aisaas-header__search-btn {
        min-width: 140px;
    }

    .aisaas-header__search-placeholder {
        max-width: 100px;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}