/* styles.css */
body {
    font-family: 'Montserrat', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(270deg, #ff7e5f, #feb47b, #86a8e7, #91eacb);
    background-size: 400% 400%;
    animation: gradientAnimation 15s ease infinite;
    color: #333333;
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}
header {
    background-color: #f5f5f5;
    color: #333333;
    padding: 12em 0 6em;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 2px solid #cccccc;
}
nav {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    background-color: rgba(240, 240, 239);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2em;
}
.logo {
    max-width: 150px;
}
.menu-icon {
    display: none;
    font-size: 2em;
    cursor: pointer;
}
nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
}
nav ul li {
    margin: 0 1em;
}
nav ul li a {
    text-decoration: none;
    color: #333333;
    font-weight: 500;
    padding: 1em;
    display: block;
    transition: color 0.3s;
}
nav ul li a:hover {
    color: #666666;
}
header h1 {
    font-size: 3em;
    margin: 0;
    z-index: 1;
    position: relative;
    animation: headerFadeIn 2s ease-in-out;
}
header p {
    font-size: 1.2em;
    margin-top: 0.5em;
    z-index: 1;
    position: relative;
    animation: headerFadeIn 2.5s ease-in-out;
}
.abstract-art {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('images/banner.png') no-repeat center center/cover;
    opacity: 0.6;
    z-index: 0;
    animation: slideIn 3s ease-in-out;
}
.container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 3em 0;
}
section {
    margin-bottom: 3em;
    background-color: #ffffff;
    padding: 2em;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
    opacity: 0;
    transform: translateY(50px);
    animation: sectionFadeInUp 1s ease-in-out forwards;
}
section:nth-child(2) {
    animation-delay: 0.5s;
}
section:nth-child(3) {
    animation-delay: 1s;
}
h2 {
    border-bottom: 2px solid #333333;
    padding-bottom: 0.5em;
    margin-bottom: 1em;
    font-size: 2em;
    animation: headerUnderline 1s ease-in-out forwards;
}
.class {
    margin-bottom: 1.5em;
    padding: 1em;
    border-left: 4px solid #333333;
    opacity: 0;
    transform: translateY(30px);
    animation: itemFadeInUp 0.8s ease-in-out forwards;
}
.class:nth-child(1) {
    animation-delay: 1.2s;
}
.class:nth-child(2) {
    animation-delay: 1.4s;
}
.class h3 {
    font-size: 1.5em;
    margin: 0;
}
.class p {
    margin: 0.5em 0 0;
}
/* styles.css */
.accordion-button {
    background-color: #4CAF50;
    color: white;
    cursor: pointer;
    padding: 10px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 18px;
    transition: 0.4s;
    margin-top: 10px;
    border-radius: 5px;
}
.accordion-button:after {
    content: '\002B';
    color: white;
    font-weight: bold;
    float: right;
    margin-left: 5px;
}
.accordion-button.active:after {
    content: "\2212";
}
.panel {
    padding: 0 18px;
    display: 0;
    max-height: 0;
    background-color: white;
    overflow: hidden;
    transition: max-height 0.2s ease-out;
}
.panel.show {
    display: block; /* Show when active */
}

footer {
    background-color: #f5f5f5;
    color: #333333;
    text-align: center;
    padding: 2em 0;
    position: relative;
    z-index: 1;
    opacity: 0;
    transform: translateY(50px);
    animation: footerFadeInUp 1s ease-in-out forwards;
    animation-delay: 1.6s;
}
a {
    color: #333333;
    text-decoration: none;
    transition: color 0.3s;
}
a:hover {
    color: #666666;
}
@keyframes headerFadeIn {
    0% { opacity: 0; transform: translateY(-50px); }
    100% { opacity: 1; transform: translateY(0); }
}
@keyframes slideIn {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(0); }
}
@keyframes sectionFadeInUp {
    0% { opacity: 0; transform: translateY(50px); }
    100% { opacity: 1; transform: translateY(0); }
}
@keyframes itemFadeInUp {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}
@keyframes footerFadeInUp {
    0% { opacity: 0; transform: translateY(50px)}
    100% { opacity: 1; transform: translateY(0); }
}
@keyframes headerUnderline {
    0% { width: 0; }
    100% { width: 100%; }
}
@keyframes gradientAnimation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
@media (max-width: 768px) {
    .container {
        width: 90%;
    }
    .menu-icon {
        display: block;
    }
    nav ul {
        flex-direction: column;
        display: none;
        width: 100%;
        text-align: center;
    }
    nav ul.show {
        display: flex;
    }
    nav ul li {
        margin: 0.5em 0;
    }
    .accordion-button {
        font-size: 16px;
    }
    .class h3 {
        font-size: 1.3em;
    }
    .class p {
        font-size: 0.9em;
    }
}
@media (max-width: 480px) {
    .container {
        width: 95%;
    }
    header h1 {
        font-size: 1.5em;
    }
    header p, footer p {
        font-size: 1em;
    }
    .class h3 {
        font-size: 1.2em;
    }
    .class p {
        font-size: 0.8em;
    }
}