* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background: #f3f4f6;
    color: #111827;
    line-height: 1.6;
}

a { text-decoration: none; color: inherit; }

/* HERO */
.hero {
    background: #111827;
    color: white;
    padding: 50px 40px;
}

.breadcrumbs {
    font-size: 14px;
    color: #9ca3af;
    margin-bottom: 10px;
}

.hero h1 {
    font-size: 32px;
}

/* LAYOUT */
.container {
    max-width: 1200px;
    margin: auto;
    padding: 40px;
}

/* TOP SECTION */
.course-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 50px;
}

/* OVERVIEW */
.overview {
    background: white;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.overview h2 {
    margin-bottom: 15px;
    font-size: 22px;
}

.overview p {
    margin-bottom: 15px;
    color: #4b5563;
}

/* COURSE CARD */
.course-card {
    background: white;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: fit-content;
}

.course-img {
    height: 160px;
    background: linear-gradient(135deg, #6366f1, #3b82f6);
}

.course-body {
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.meta {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: #6b7280;
}

.price {
    font-size: 20px;
    font-weight: bold;
    color: #111827;
}

.btn {
    margin-top: 10px;
    padding: 12px;
    background: #2563eb;
    color: white;
    text-align: center;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.2s;
}

.btn:hover {
    background: #1d4ed8;
}

/* SECTIONS */
.section {
    background: white;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    margin-bottom: 30px;
}

.section h2 {
    margin-bottom: 15px;
}

/* FAQ */
.faq-item {
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    margin-bottom: 10px;
    overflow: hidden;
}

.faq-question {
    padding: 12px;
    background: #f9fafb;
    cursor: pointer;
    font-weight: bold;
}

.faq-answer {
    padding: 12px;
    display: none;
    color: #4b5563;
}

/* TESTIMONIALS */
.testimonial {
    border-left: 4px solid #6366f1;
    padding: 15px;
    margin-bottom: 15px;
    background: #f9fafb;
    border-radius: 6px;
}

.name {
    font-weight: bold;
    margin-top: 8px;
}

@media (max-width: 900px) {
    .course-layout {
    grid-template-columns: 1fr;
    }
}