:root {
    --primary: #f8fafc;
    --secondary: #2563eb;
    --accent: #059669;
    --bg-gradient: linear-gradient(135deg, #e2e8f0 0%, #f8fafc 100%);
    --card-bg: rgba(255, 255, 255, 0.9);
}

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

/* ===== BODY ===== */
body { 
    background: #f1f5f9; 
    color: #1e293b; 
    overflow-x: hidden; 
}

/* ===== NAVBAR ===== */
.navbar { 
    background: rgba(255, 255, 255, 0.95); 
    backdrop-filter: blur(10px); 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 1.2rem 8%; 
    position: sticky; 
    top: 0; 
    z-index: 1000; 
    border-bottom: 1px solid rgba(0,0,0,0.08); 
}

.logo { 
    font-weight: 800; 
    font-size: 1.4rem; 
    color: #1e293b; 
}

.badge { 
    font-size: 0.7rem; 
    background: var(--secondary); 
    color: white;
    padding: 2px 6px; 
    border-radius: 4px; 
    vertical-align: middle; 
}

.nav-links { 
    list-style: none; 
    display: flex; 
    gap: 20px; 
}

.nav-item { 
    color: #475569; 
    text-decoration: none; 
    font-weight: 500; 
    transition: 0.3s; 
    cursor: pointer; 
}

.nav-item.active { 
    color: var(--secondary); 
    border-bottom: 2px solid var(--secondary); 
}

/* ===== CONTAINER ===== */
.container { 
    max-width: 1100px; 
    margin: 3rem auto; 
    padding: 0 20px; 
}

.page { 
    display: none; 
    animation: slideIn 0.4s ease-out; 
}

.page.active { 
    display: block; 
}

@keyframes slideIn { 
    from { opacity: 0; transform: scale(0.95); } 
    to { opacity: 1; transform: scale(1); } 
}

/* ===== HERO ===== */
.hero-card { 
    background: var(--bg-gradient); 
    padding: 4rem 2rem; 
    border-radius: 24px; 
    text-align: center; 
    border: 1px solid rgba(0,0,0,0.05); 
    box-shadow: 0 10px 30px rgba(0,0,0,0.08); 
}

.hero-card h1 { 
    font-size: 3.5rem; 
    margin-bottom: 1rem; 
    background: linear-gradient(to right, #2563eb, #059669); 
    -webkit-background-clip: text; 
    -webkit-text-fill-color: transparent; 
}

.role-title { 
    color: #64748b; 
    font-size: 1.5rem; 
    margin-bottom: 12px;
}

.hero-buttons { 
    margin-top: 2rem; 
    display: flex; 
    justify-content: center; 
    gap: 30px; 
}

button { 
    background: var(--secondary); 
    color: white; 
    border: none; 
    padding: 12px 30px; 
    border-radius: 50px; 
    cursor: pointer; 
    font-weight: 600; 
    transition: 0.3s; 
}

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

button:hover { 
    transform: translateY(-3px); 
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.2); 
}

/* ===== TITLES ===== */
.section-title { 
    font-size: 2rem; 
    margin-bottom: 2rem; 
    border-left: 5px solid var(--secondary); 
    padding-left: 15px; 
    text-align: center;
}

/* ===== CARDS ===== */
.glass-card { 
    background: var(--card-bg); 
    padding: 25px; 
    border-radius: 15px; 
    border: 1px solid rgba(0,0,0,0.05); 
}

/* ===== STATS ===== */
.stat-row { 
    display: grid; 
    grid-template-columns: repeat(4, 1fr); 
    gap: 15px; 
    margin-bottom: 2rem; 
}

.stat-card { 
    background: #e2e8f0; 
    padding: 15px; 
    text-align: center; 
    border-radius: 12px; 
    font-weight: bold; 
}

.stat-card span { 
    display: block; 
    font-size: 1.8rem; 
    color: var(--accent); 
}

/* ===== TAGS ===== */
.tags span { 
    display: inline-block; 
    background: #e2e8f0; 
    padding: 6px 14px; 
    border-radius: 6px; 
    margin: 5px; 
    font-size: 0.9rem; 
    border: 1px solid rgba(0,0,0,0.05); 
}

.tags span:hover { 
    background: var(--secondary); 
    color: white; 
}

/* ===== SOCIAL ===== */
.social-links {
    text-align: center;
}

/* ===== CONTACT ===== */
.contact-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 300px;
}

/* ===== PROFILE IMAGE ===== */
.profile-img {
    width: 150px;
    height: 200px;
    border-radius: 100%;
    object-fit: cover;
    display: block;
    margin: 0 auto 15px auto;
}

/* ===== PDF SECTION ===== */
.pdf-container {
    display: flex;
    justify-content: center;
    margin-top: 50px;
}


.pdf-card img {
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.read-more-btn {
    display: inline-block;
    margin-top: 15px;
    padding: 10px 20px;
    background: #facc15;
    color: black;
    text-decoration: none;
    font-weight: bold;
    border-radius: 25px;
    transition: 0.3s;
}

.read-more-btn:hover {
    background: #eab308;
}
.course-card {
    width: 300px;
    height: 70px;
    background: #6da1e3;          /* light background */
    border-radius: 40px;          /* rounded shape */
    display: flex;
    justify-content: center;      /* center horizontally */
    align-items: center;          /* center vertically */
    font-size: 1.2rem;
    font-weight: 600;
    color: #1e293b;
    cursor: pointer;
    transition: 0.3s;
}

.course-card1{
    width: 300px;
    height: 70px;
    background: #d2f0af;          /* light background */
    border-radius: 40px;          /* rounded shape */
    display: flex;
    justify-content: center;      /* center horizontally */
    align-items: center;          /* center vertically */
    font-size: 1.2rem;
    font-weight: 600;
    color: #1e293b;
    cursor: pointer;
    transition: 0.3s;
}
.course-card2{
    width: 300px;
    height: 70px;
    background: #f54a4a;          /* light background */
    border-radius: 40px;          /* rounded shape */
    display: flex;
    justify-content: center;      /* center horizontally */
    align-items: center;          /* center vertically */
    font-size: 1.2rem;
    font-weight: 600;
    color: #1e293b;
    cursor: pointer;
    transition: 0.3s;
}


.course-card:hover {
    background: #a6c3ea;
    transform: translateY(-3px);
}
.course-card1:hover {
    background: #95adcc;
    transform: translateY(-3px);
}
.course-card2:hover {
    background: #8099b9;
    transform: translateY(-3px);
}
.pdf-card {
    width: 260px;
    background: #b4c9e4;   
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    padding: 25px 20px;
    transition: 0.3s;
    color: black;
}
.pdf1{
    width: 260px;
    background: #f7a993;   
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    padding: 25px 20px;
    transition: 0.3s;
    color: black;
}

.pdf2{
    width: 260px;
    background: #9aee8b;   
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    padding: 25px 20px;
    transition: 0.3s;
    color: black;
}

.pdf-card:hover
{
    transform: translateY(-5px);
}

.pdf1:hover {
    transform: translateY(-5px);
}
.pdf2:hover {
    transform: translateY(-5px);
}