/* Main Styles */
.eads-content {
    background-color: #f8f9ff; /* Ice white */
    padding: 20px;
    border-radius: 4px;
}

/* Buttons */
.eads-button {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background-color: #00b4ff; /* Neon blue */
    border: none;
    border-radius: 4px;
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.eads-button:hover {
    background-color: #33c3ff; /* Lighter neon blue */
}

.eads-button-secondary {
    background-color: #e6f7ff; /* Light blue */
    color: #0000ff; /* Blue text */
}

.eads-button-secondary:hover {
    background-color: #f0faff; /* Lighter blue */
}

/* Course Cards */
.eads-course-card {
    background: #fff;
    border: 1px solid #e6f7ff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 1px 3px rgba(0,180,255,0.2);
}

.eads-course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,180,255,0.3);
}

.eads-course-thumbnail {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    overflow: hidden;
}

.eads-course-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.eads-course-info {
    padding: 15px;
}

.eads-course-title {
    font-size: 18px;
    font-weight: 600;
    color: #0000ff;
    margin: 0 0 10px;
    line-height: 1.3;
}

.eads-course-description {
    color: #0000ff;
    font-size: 14px;
    margin-bottom: 15px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.eads-course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e6f7ff;
}

.eads-course-price {
    font-size: 18px;
    font-weight: 600;
}

.eads-course-price.free {
    color: #00b4ff;
}

.eads-course-price.paid {
    color: #ff6b00;
}

/* Progress Bar */
.eads-progress-bar {
    background-color: #e6f7ff; /* Light blue */
    height: 8px;
    border-radius: 4px;
    margin: 10px 0;
}

.eads-progress {
    background-color: #00b4ff; /* Neon blue */
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.eads-progress-text {
    color: #0000ff; /* Blue text */
    font-size: 14px;
    margin: 5px 0;
}

/* Course Content */
.eads-course-content {
    background-color: #fff;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0,180,255,0.2); /* Neon blue shadow */
    padding: 20px;
    border: 1px solid #e6f7ff; /* Light blue border */
}

.eads-course-content h1 {
    color: #0000ff; /* Blue text */
    margin-bottom: 20px;
}

.eads-topic {
    margin-bottom: 20px;
}

.eads-topic-title {
    color: #0000ff; /* Blue text */
    font-size: 18px;
    margin: 0 0 10px;
    padding-bottom: 5px;
    border-bottom: 1px solid #e6f7ff; /* Light blue border */
}

.eads-lesson {
    margin: 5px 0;
}

.eads-lesson-link {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    color: #0000ff; /* Blue text */
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.eads-lesson-link:hover {
    background-color: #f0faff; /* Lighter blue */
}

.eads-lesson.completed .eads-lesson-link {
    color: #00b4ff; /* Neon blue */
}

/* Forms */
.eads-form input[type="text"],
.eads-form input[type="password"],
.eads-form input[type="email"] {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #00b4ff; /* Neon blue border */
    border-radius: 4px;
    margin-bottom: 10px;
    background-color: #fff;
    color: #0000ff; /* Blue text */
}

.eads-form input[type="text"]:focus,
.eads-form input[type="password"]:focus,
.eads-form input[type="email"]:focus {
    outline: none;
    border-color: #33c3ff; /* Lighter neon blue */
    box-shadow: 0 0 0 2px rgba(0,180,255,0.2);
}

.eads-form label {
    display: block;
    margin-bottom: 5px;
    color: #0000ff; /* Blue text */
    font-weight: 500;
}

/* Student Dashboard */
.eads-student-dashboard {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.eads-course-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 20px 0;
}

/* Course List Grid */
.eads-course-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 20px 0;
}

/* Course Card */
.eads-course-card {
    background: #fff;
    border: 1px solid #e6f7ff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 1px 3px rgba(0,180,255,0.2);
}

.eads-course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,180,255,0.3);
}

.eads-course-thumbnail {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    overflow: hidden;
}

.eads-course-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.eads-course-info {
    padding: 15px;
}

.eads-course-title {
    font-size: 18px;
    font-weight: 600;
    color: #0000ff;
    margin: 0 0 10px;
    line-height: 1.3;
}

.eads-course-description {
    color: #0000ff;
    font-size: 14px;
    margin-bottom: 15px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.eads-course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e6f7ff;
}

.eads-course-price {
    font-size: 18px;
    font-weight: 600;
}

.eads-course-price.free {
    color: #00b4ff;
}

.eads-course-price.paid {
    color: #ff6b00;
}

/* Responsive Design */
@media screen and (max-width: 1200px) {
    .eads-course-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media screen and (max-width: 900px) {
    .eads-course-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 600px) {
    .eads-course-grid {
        grid-template-columns: 1fr;
    }
}

/* No Courses Message */
.eads-no-courses {
    text-align: center;
    padding: 40px;
    color: #0000ff;
    font-size: 16px;
    background: #f8f9ff;
    border-radius: 8px;
    border: 1px solid #e6f7ff;
}

/* Login Form */
.eads-login-form {
    max-width: 400px;
    margin: 40px auto;
    padding: 20px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.eads-login-form h2 {
    margin: 0 0 20px;
    text-align: center;
}

.eads-login-form form {
    margin-bottom: 20px;
}

.eads-login-form .input {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.eads-login-links {
    text-align: center;
    font-size: 0.9em;
}

.eads-login-links a {
    color: #0073aa;
    text-decoration: none;
}

.eads-login-links a:hover {
    text-decoration: underline;
}

.eads-separator {
    margin: 0 10px;
    color: #ddd;
}

/* Access Denied */
.eads-access-denied {
    max-width: 600px;
    margin: 40px auto;
    text-align: center;
}

.eads-message-box {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 30px;
}

.eads-course-purchase {
    margin: 20px 0;
    padding: 20px;
    background: #f7f7f7;
    border-radius: 4px;
}

.eads-course-price {
    font-size: 1.5em;
    color: #0073aa;
    margin-bottom: 15px;
}

.eads-additional-info {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .eads-course-grid {
        grid-template-columns: 1fr;
    }
    
    .eads-student-dashboard,
    .eads-course-content {
        padding: 10px;
    }
    
    .eads-login-form {
        margin: 20px 10px;
    }
}