/* WAVE LOGO STYLES REMOVED - Using css/interactive-logo.css instead */
/* See interactive-logo.css for new sparkle effect */

/* Header Styles */
.header {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
    font-size: 0.85rem;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #ffffff;
}

/* Dropdown Menu Styles */
.nav-dropdown {
    position: relative;
}

.nav-dropdown>a {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-dropdown>a::before {
    content: '\25BC';
    font-size: 0.6rem;
    transition: transform 0.3s ease;
}

.nav-dropdown:hover>a::before {
    transform: rotate(180deg);
}

.nav-dropdown-content {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    transform: translateX(-50%) translateY(-10px);
    z-index: 1000;
    margin-top: 12px;
}

.nav-dropdown:hover .nav-dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown-content a {
    display: block;
    padding: 10px 20px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease;
    font-size: 0.85rem;
}

.nav-dropdown-content a:hover {
    background: rgba(139, 92, 246, 0.2);
    color: #ffffff;
}

/* Nested Dropdown Styles */
.nav-nested-dropdown {
    position: relative;
}

div.nav-nested-dropdown>a {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 15px;
    cursor: pointer;
}

div.nav-nested-dropdown>a::before {
    content: '\25C0';
    font-size: 0.7rem;
}

.nav-nested-dropdown-content {
    position: absolute;
    top: 0;
    right: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1001;
    margin-right: 8px;
}

.nav-nested-dropdown:hover>.nav-nested-dropdown-content {
    opacity: 1;
    visibility: visible;
}

.nav-nested-dropdown-content a {
    display: block;
    padding: 10px 20px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease;
    font-size: 0.85rem;
    white-space: nowrap;
}

.nav-nested-dropdown-content a:hover {
    background: rgba(139, 92, 246, 0.2);
    color: #ffffff;
}

/* Deeper nested dropdown levels */
.nav-nested-dropdown>.nav-nested-dropdown-content {
    z-index: 1002;
}

.nav-nested-dropdown .nav-nested-dropdown>.nav-nested-dropdown-content {
    z-index: 1003;
}

/* User Profile Dropdown Styles */
.user-dropdown {
    position: relative;
}

.user-profile-link {
    cursor: pointer !important;
    display: flex !important;
    align-items: center;
    gap: 4px;
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
}

.user-profile-link::before {
    content: '\25BC';
    font-size: 0.6rem;
    transition: transform 0.3s ease;
}

.user-dropdown:hover .user-profile-link::before {
    transform: rotate(180deg);
}

.user-dropdown-content {
    position: absolute;
    top: 100%;
    right: 0;
    transform: translateX(0);
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    transform: translateY(-10px);
    z-index: 1000;
    margin-top: 12px;
}

.user-dropdown:hover .user-dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-dropdown-content a {
    display: block;
    padding: 10px 20px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease;
    font-size: 0.85rem;
}

.user-dropdown-content a:hover {
    background: rgba(139, 92, 246, 0.2);
    color: #ffffff;
}

/* Ensure nested dropdowns in user menu open to the left */
.user-dropdown-content .nav-nested-dropdown-content {
    right: 100%;
    left: auto;
    margin-right: 8px;
    margin-left: 0;
    top: 0;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hidden Nav Item (Current Page) */
.nav-item-hidden {
    display: none !important;
}