/* Professional Styles - UTECO Style */

/* Top Bar */
.top-bar {
    background: #1a1a1a;
    color: #fff;
    padding: 0.5rem 0;
    font-size: 0.875rem;
}

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

.top-bar-left {
    display: flex;
    gap: 1.5rem;
}

.top-bar-left span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.social-icon {
    color: #fff;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.social-icon:hover {
    opacity: 1;
}

.portal-link {
    color: #fff;
    text-decoration: none;
    padding: 0.25rem 1rem;
    background: var(--primary-color);
    border-radius: 4px;
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.portal-link:hover {
    background: var(--secondary-color);
}

/* Enhanced Navigation */
.navbar {
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo-img {
    height: 60px;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    padding: 1rem 1.25rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link i {
    font-size: 0.75rem;
}

/* Dropdown Menus */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 220px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

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

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--primary-color);
    padding-left: 2rem;
}

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, -10px);
    transition: all 0.3s ease;
    min-width: 600px;
}

.mega-dropdown:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}

.mega-menu-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.mega-menu-column h4 {
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--bg-light);
}

.mega-menu-column a {
    display: block;
    padding: 0.5rem 0;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.mega-menu-column a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}

/* Search */
.nav-search {
    margin-left: 1rem;
}

.search-toggle {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.3s ease;
}

.search-toggle:hover {
    color: var(--primary-color);
}

.search-bar {
    background: var(--bg-light);
    padding: 1rem 0;
    display: none;
}

.search-bar.active {
    display: block;
}

.search-form {
    display: flex;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    padding: 0.75rem 1.5rem;
    border: 2px solid transparent;
    border-radius: 50px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-submit {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.search-submit:hover {
    background: var(--secondary-color);
}

/* Page Headers - Enhanced */
.page-header {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 5rem 0;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,176C1248,192,1344,192,1392,192L1440,192L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.5;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

/* Enhanced Cards */
.service-card,
.course-card,
.team-member {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover,
.course-card:hover,
.team-member:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
}

/* Mobile Menu Enhancements */
@media (max-width: 1024px) {
    .top-bar {
        display: none;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: white;
        flex-direction: column;
        padding: 2rem;
        overflow-y: auto;
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        padding: 1rem 0;
        border-bottom: 1px solid var(--bg-light);
    }
    
    .dropdown-menu,
    .mega-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--bg-light);
        margin: 0.5rem 0;
        display: none;
    }
    
    .nav-item:hover .dropdown-menu,
    .mega-dropdown:hover .mega-menu {
        display: none;
    }
    
    .nav-item.active .dropdown-menu,
    .mega-dropdown.active .mega-menu {
        display: block;
    }
    
    .mega-menu-content {
        grid-template-columns: 1fr;
    }
    
    .search-bar {
        padding: 0.5rem 1rem;
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .page-header {
        padding: 3rem 0;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease-out;
}

/* Utility classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-soft {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.hover-lift {
    transition: transform 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
}