:root {
    --primary: #2a9d8f;
    --secondary: #264653;
    --accent: #e9c46a;
    --light: #f1faee;
    --highlight: #e76f51;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

header {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    color: white;
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.5rem;
}

.logo i {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.active {
    color: var(--accent) !important;
    border-bottom: 2px solid var(--accent);
}

.page-header {
    background: linear-gradient(rgba(38, 70, 83, 0.9), rgba(38, 70, 83, 0.95)), url('https://images.unsplash.com/photo-1542606998-7f0d5c70c4f1?ixlib=rb-4.0.3') no-repeat center center/cover;
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.breadcrumb a {
    color: var(--accent);
    text-decoration: none;
}

.breadcrumb span {
    color: white;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--secondary);
    font-size: 2.2rem;
    position: relative;
}

.section-title:after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--primary);
    margin: 0.5rem auto;
    border-radius: 2px;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.module-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.module-card:hover {
    transform: translateY(-10px);
}

.module-image {
    height: 180px;
    background-position: center;
    background-size: cover;
}

.module-content {
    padding: 1.5rem;
}

.module-content h3 {
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.module-content p {
    margin-bottom: 1rem;
    color: #666;
}

.progress-bar {
    height: 6px;
    background: #eee;
    border-radius: 3px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: var(--primary);
    border-radius: 3px;
}

.module-meta {
    display: flex;
    justify-content: space-between;
    color: #777;
    font-size: 0.9rem;
}

.btn {
    display: inline-block;
    background-color: var(--highlight);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

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

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

.btn:hover {
    background-color: #d45a3c;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.text-center {
    text-align: center;
}

.mt-3 {
    margin-top: 3rem;
}

.learning-path {
    background: var(--light);
    padding: 3rem 2rem;
    border-radius: 10px;
    margin: 3rem 0;
}

.path-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin: 2rem 0;
}

.path-steps:before {
    content: '';
    position: absolute;
    top: 30px;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary);
    z-index: 1;
}

.step {
    text-align: center;
    position: relative;
    z-index: 2;
    width: 25%;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 1rem;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.resource-card {
    background: white;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.resource-icon {
    font-size: 2rem;
    color: var(--primary);
}

.resource-content h3 {
    margin-bottom: 0.5rem;
    color: var(--secondary);
}

footer {
    background: var(--secondary);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
    margin-top: 4rem;
}

.footer-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent);
    /* soft yellow */
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
}

.footer-links a {
    color: var(--accent);
    text-decoration: none;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .path-steps {
        flex-direction: column;
        gap: 2rem;
    }

    .path-steps:before {
        display: none;
    }

    .step {
        width: 100%;
    }
}

/* AI Learning Plan Integration CSS*/
.personalized-learning {
    background: var(--light);
    padding: 3rem 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    max-width: 700px;
    margin: 3rem auto;
}

.personalized-learning h2.section-title {
    color: var(--secondary);
    font-size: 2rem;
    margin-bottom: 1rem;
    position: relative;
}

.personalized-learning h2.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary);
    margin: 0.5rem auto;
    border-radius: 2px;
}

.personalized-learning p {
    color: #555;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

#learning-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

#learning-form label {
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

#learning-form select {
    padding: 0.6rem 1rem;
    border: 2px solid var(--primary);
    border-radius: 8px;
    background-color: white;
    font-size: 1rem;
    color: #333;
    transition: border-color 0.3s;
}

#learning-form select:focus {
    outline: none;
    border-color: var(--highlight);
}

/*#ai-plan.ai-output {
    margin-top: 2rem;
    padding: 1.5rem;
    background: white;
    border-left: 4px solid var(--primary);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    color: #444;
    font-size: 1rem;
}
*/
@media (max-width: 768px) {
    .personalized-learning {
        padding: 2rem 1rem;
    }

    #learning-form {
        gap: 1rem;
    }
}