* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(to right, #f4f8ff, #eaf1ff);
    color: #1a1a1a;
    line-height: 1.6;
}


nav {
    background: rgba(30, 58, 138, 0.95);
    backdrop-filter: blur(8px);
    padding: 15px 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 40px;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    transition: 0.3s;
    position: relative;
}

nav a::after {
    content: "";
    position: absolute;
    width: 0%;
    height: 2px;
    background: #ff7a00;
    left: 0;
    bottom: -5px;
    transition: 0.3s;
}

nav a:hover::after {
    width: 100%;
}


.container,
section {
    width: 80%;
    margin: 40px auto;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(6px);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}


.image-wrapper {
    width: 200px;
    height: 200px;
    margin: 1rem auto;
    border: 2px solid #2563eb;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f4f8ff;
}


.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


ol {
    padding-left: 30px;
    margin-top: 10px;
    line-height: 1.8;
}


table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    overflow: hidden;
    border-radius: 12px;
}

th {
    background: #2563eb;
    color: white;
    padding: 14px;
}

td {
    padding: 12px;
    text-align: center;
}

tr {
    transition: 0.3s;
}

tr:nth-child(even) {
    background-color: #f1f6ff;
}

tr:hover {
    background-color: #dbeafe;
}


form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 18px;
}

label {
    display: block;
    margin-bottom: 6px;
    font-weight: bold;
}

input,
textarea {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
    transition: 0.3s;
    font-size: 14px;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 8px rgba(37, 99, 235, 0.3);
}


button {
    padding: 12px 24px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

button:hover {
    background: #ff7a00;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 122, 0, 0.4);
}


a {
    color: #2563eb;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
}

a:hover {
    color: #ff7a00;
}


pre {
    background: #1e293b;
    color: #f1f5f9;
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    margin-top: 10px;
}