@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@400;500;700;900&display=swap');
        
* {
    font-family: 'Tajawal', sans-serif;
}
header{
    border-bottom-left-radius: 30px;
    border-bottom-right-radius: 30px;
    padding-top: 15px;
    padding-bottom: 10px;
}
.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('images/background.jpg') no-repeat center center/cover;
    height: 95vh;
    border-bottom-left-radius: 20%;
    border-bottom-right-radius: 20%;
    margin-top: 5%;
}

.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.progress-bar {
    height: 6px;
    border-radius: 3px;
    background-color: #e0e0e0;
}

.progress-value {
    height: 100%;
    border-radius: 3px;
    background-color: #3b82f6;
}

/* Animations */
[data-aos] {
    transition: all 0.5s ease;
}

.aos-fade {
    opacity: 0;
    transform: translateY(20px);
}

.aos-fade.aos-animate {
    opacity: 1;
    transform: translateY(0);
}

.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: 2rem;
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60%;
    height: 3px;
    background: #3b82f6;
}

.timeline-item {
    position: relative;
    padding-right: 2rem;
    margin-bottom: 2rem;
}

.timeline-item:before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: #3b82f6;
    z-index: 1;
}

.timeline-item:after {
    content: '';
    position: absolute;
    top: 0;
    right: 7px;
    height: 100%;
    width: 1px;
    background: #e0e0e0;
}

.timeline-item:last-child:after {
    display: none;
}

/* Dark mode toggle */
.dark-mode {
    background-color: #2d3748;
    color: #f7f7f7;
}

.dark-mode .card {
    background-color: #2d3748;
}

.dark-mode .progress-bar {
    background-color: #4a5568;
}

.dark-mode .section-title:after {
    background: #4299e1;
}

/* Navigation active item */
.nav-item.active {
    color: #3b82f6;
    font-weight: bold;
}