/* Components */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(4, 30, 102, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(4, 30, 102, 0.4);
}

.btn-accent {
    background-color: var(--accent);
    color: var(--text-light);
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-accent:hover {
    background-color: #1d4ed8;
    transform: translateY(-2px);
    animation: glowPulse 2s infinite;
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--text-light);
}

/* Header & Navbar */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    transition: all var(--transition-normal);
    padding: var(--space-4) 0;
}

.header.scrolled {
    padding: var(--space-2) 0;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
}

.header.light-mode:not(.scrolled) .nav-link {
    color: white;
}

.header.light-mode:not(.scrolled) .logo img {
    filter: brightness(0) invert(1);
}

.header.light-mode:not(.scrolled) .btn-primary {
    background-color: white;
    color: var(--primary);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo img {
    height: 48px;
    width: auto;
    transition: height var(--transition-normal);
}

.header.scrolled .logo img {
    height: 38px;
}

.nav-links {
    display: flex;
    gap: var(--space-6);
}

.nav-link {
    font-weight: 500;
    color: var(--text-main);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: width var(--transition-normal);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--accent);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-main);
    min-width: 200px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
    padding: var(--space-2) 0;
    border: 1px solid rgba(0,0,0,0.05);
}

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

.dropdown-item {
    display: block;
    padding: 0.75rem var(--space-4);
    color: var(--text-muted);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background-color: var(--bg-light);
    color: var(--accent);
    padding-left: calc(var(--space-4) + 5px);
}

/* Cards */
.card {
    background: var(--bg-main);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid rgba(0,0,0,0.03);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    color: var(--accent);
    font-size: 2rem;
    transition: all var(--transition-normal);
}

.card:hover .card-icon {
    background: var(--accent);
    color: var(--text-light);
    transform: scale(1.1) rotate(5deg);
}

.card-title {
    margin-bottom: var(--space-2);
    font-size: 1.5rem;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    background: var(--bg-light);
    color: var(--primary);
}

.badge-accent {
    background: var(--accent-glow);
    color: var(--accent);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--primary);
    cursor: pointer;
    z-index: 100;
}

.header.light-mode:not(.scrolled) .mobile-menu-btn {
    color: white;
}

/* Mobile Responsiveness for Components */
@media (max-width: 991px) {
    .nav-actions {
        display: none; /* Hide top right button on mobile */
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--bg-main);
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        padding: 100px var(--space-6) var(--space-6);
        transition: right var(--transition-normal);
        z-index: 40;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-links {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .nav-link {
        font-size: 1.2rem;
        display: inline-block;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        background: transparent;
        transform: none;
        padding-left: var(--space-4);
        display: none; /* Handled by JS toggle on mobile */
    }
    
    .dropdown.active .dropdown-menu {
        display: block;
    }
    
    /* Dark overlay when menu is open */
    .menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.5);
        z-index: 30;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}