/* ===========================
   HABS - Dropdown Menu Styles
   Menu déroulant Use Cases
   =========================== */

/* Dropdown Container */
.nav-menu li.has-dropdown {
    position: relative;
}

.nav-menu li.has-dropdown > a {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Dropdown Arrow Icon */
.dropdown-arrow {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    transition: transform 0.3s ease;
    margin-left: 4px;
}

.has-dropdown:hover .dropdown-arrow,
.has-dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: rgba(20, 24, 33, 0.98);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    min-width: 220px;
    padding: var(--spacing-2) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
}

.has-dropdown:hover .dropdown-menu,
.has-dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Dropdown Items */
.dropdown-menu li {
    list-style: none;
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-3) var(--spacing-6);
    color: var(--color-secondary);
    text-decoration: none;
    font-size: 12px;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.dropdown-menu a:hover {
    color: var(--color-accent);
    background: rgba(74, 158, 255, 0.1);
    border-left-color: var(--color-accent);
    padding-left: calc(var(--spacing-6) + 4px);
}

.dropdown-menu a.active {
    color: var(--color-accent);
    background: rgba(74, 158, 255, 0.15);
    border-left-color: var(--color-accent);
}

/* Dropdown Item Indicator HABS Style */
.dropdown-item-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
    margin-right: var(--spacing-3);
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.dropdown-menu a:hover .dropdown-item-indicator {
    box-shadow: 0 0 8px rgba(74, 158, 255, 0.8);
    transform: scale(1.2);
}

/* Mobile Dropdown */
@media (max-width: 768px) {
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        background: rgba(28, 32, 41, 0.95);
        border: none;
        border-radius: 0;
        border-top: 1px solid var(--color-border-subtle);
        border-bottom: 1px solid var(--color-border-subtle);
        margin-top: var(--spacing-2);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        box-shadow: none;
    }
    
    .has-dropdown.active .dropdown-menu {
        max-height: 400px;
    }
    
    .dropdown-menu a {
        padding-left: var(--spacing-8);
        font-size: var(--font-size-small);
    }
    
    .dropdown-menu a:hover {
        padding-left: calc(var(--spacing-8) + 4px);
    }
    
    /* Mobile dropdown trigger */
    .has-dropdown > a {
        cursor: pointer;
    }
}

/* Animations */
@keyframes dropdownFadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Accessibility */
.dropdown-menu:focus-within {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}