/**
 * Navigation Component
 *
 * Primary navigation with dropdowns and hover states.
 *
 * @package CloveTheme
 * @since 1.0.0
 */

/* ==========================================================================
   PRIMARY NAVIGATION
   ========================================================================== */

.nav--primary {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

/* ==========================================================================
   NAV ITEM
   ========================================================================== */

.nav__item {
    position: relative;
}

.nav__link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-text-primary);
    border-radius: var(--radius-lg);
    transition:
        color var(--duration-150) var(--ease-out),
        background-color var(--duration-150) var(--ease-out);
}

.nav__link:hover,
.nav__item.is-current > .nav__link {
    color: var(--color-brand-primary);
    background-color: var(--color-surface-tertiary);
}

.nav__link:focus-visible {
    outline: 2px solid var(--color-brand-primary);
    outline-offset: 2px;
}

.nav__icon {
    font-size: 0.75rem;
    transition: transform var(--duration-200) var(--ease-out);
}

/* Rotate caret on open */
.nav__item.is-open > .nav__link .nav__icon,
.nav__item--has-children:hover > .nav__link .nav__icon {
    transform: rotate(180deg);
}

/* ==========================================================================
   DROPDOWN / SUBMENU
   ========================================================================== */

.nav__submenu {
    position: absolute;
    top: 100%;
    left: 50%;
    z-index: var(--z-dropdown);
    min-width: 220px;
    padding: var(--space-2);
    background-color: var(--color-surface-primary);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(10px);
    transition:
        opacity var(--duration-200) var(--ease-out),
        visibility var(--duration-200) var(--ease-out),
        transform var(--duration-200) var(--ease-out);
}

/* Show on hover/open */
.nav__item--has-children:hover > .nav__submenu,
.nav__item--has-children.is-open > .nav__submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* Submenu items */
.nav__submenu .nav__item {
    display: block;
}

.nav__submenu .nav__link {
    display: block;
    padding: var(--space-2-5) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--weight-regular);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
}

.nav__submenu .nav__link:hover {
    color: var(--color-brand-primary);
    background-color: var(--color-surface-tertiary);
}

/* Arrow indicator on hover */
.nav__submenu .nav__link::after {
    content: '';
    display: inline-block;
    width: 0;
    margin-inline-start: auto;
    opacity: 0;
    transition:
        width var(--duration-150) var(--ease-out),
        opacity var(--duration-150) var(--ease-out);
}

/* ==========================================================================
   MEGA MENU (For future use)
   ========================================================================== */

.nav__submenu--mega {
    left: 0;
    right: 0;
    transform: translateX(0) translateY(10px);
    width: 100%;
    max-width: var(--container-lg);
    margin-inline: auto;
}

.nav__item--has-children:hover > .nav__submenu--mega,
.nav__item--has-children.is-open > .nav__submenu--mega {
    transform: translateX(0) translateY(0);
}

.nav__submenu--mega .nav__columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    padding: var(--space-6);
}

.nav__column-title {
    display: block;
    margin-block-end: var(--space-3);
    padding-block-end: var(--space-2);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    color: var(--color-text-tertiary);
    border-bottom: 1px solid var(--color-border-subtle);
}