/* Basic reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
   /* Banner section styling */
   .banner-section {
    height: 60vh;
    width: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
                url('https://www.itu.int/hub/wp-content/uploads/sites/4/2025/09/BR_WMD-AdobeStock_1601866117.jpg.optimal.jpg') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
     margin-top: 60px;
}

/* Overlay with subtle pattern */
.banner-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.banner-content {
    text-align: center;
    color: #ffffff;
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.banner-subtitle {
    font-size: 1.5rem;
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeIn 1s ease forwards;
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.banner-title {
    
    font-weight: 700;
    margin-bottom: 30px;
    opacity: 0;
    animation: fadeIn 1s ease 0.5s forwards;
}

.typing-text {
    font-size: 2rem;
    font-weight: 500;
    min-height: 3rem;
    margin-bottom: 40px;
    position: relative;
}

.typing-text::after {
    content: '|';
    position: absolute;
    right: -8px;
    animation: blink 0.7s infinite;
}

/* Typing animation for multiple lines */
.typing-text span {
    display: block;
    opacity: 0;
    overflow: hidden;
    white-space: nowrap;
    animation: 
        typing 3s steps(40, end) forwards,
        fadeIn 0.5s ease forwards;
}

.banner-btn {
    display: inline-block;
    padding: 15px 40px;
    background: transparent;
    color: #ffffff;
    text-decoration: none;
    border: 2px solid #ffffff;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    opacity: 0;
    animation: fadeIn 1s ease 1.5s forwards;
}

.banner-btn:hover {
    background: #ffffff;
    color: #000000;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Animations */
@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink {
    50% { opacity: 0 }
}

@keyframes fadeIn {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .banner-title {
        font-size: 2.5rem;
    }

    .banner-subtitle {
        font-size: 1.2rem;
    }

    .typing-text {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .banner-section {
        padding: 15px;
          min-height: 60vh; /* Change height to min-height */
        height: auto; /* Add this line */
        padding-top: 80px; /* Add extra padding on top for mobile */
    }

    .banner-title {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .banner-subtitle {
        font-size: 1rem;
        margin-bottom: 15px;
    }

    .typing-text {
        font-size: 1.2rem;
        min-height: 2.4rem;
        margin-bottom: 30px;
    }

    .banner-btn {
        padding: 12px 30px;
        font-size: 1rem;
    }
}

/* Course Section styling */
  /* Course section styling */
  .course-section {
    padding: 80px 20px;
    background: linear-gradient(to bottom, #f8f9fa 0%, #ffffff 100%);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    color:#124375;
    font-size: 2.5rem;
    font-weight: 700;
}

.course-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    padding: 20px;
}

.course-card {
    background: #ffffff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.course-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 3px solid #3498db;
}

.course-content {
    padding: 20px;
}

.course-title {
    color:#124375;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 15px;
    line-height: 1.4;
}

.read-more {
    display: inline-block;
    padding: 12px 30px;
    background: #124375;
    color: #ffffff;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: background 0.3s ease;
    border: none;
    cursor: pointer;
    margin-top: 15px;
}

.read-more:hover {
    background: #2980b9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .course-section {
        padding: 60px 15px;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }

    .course-container {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
        padding: 10px;
    }

    .course-card {
        margin-bottom: 20px;
    }
}

@media (max-width: 480px) {
    .course-section {
        padding: 40px 10px;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .course-container {
        grid-template-columns: 1fr;
    }

    .course-content {
        padding: 15px;
    }
}