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

:root {
    --var: #2565eb;
    --body: #2565eb;
    --recolor: white;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--body);
    scroll-behavior: smooth; 
}

body.color {
    --body: white;
}

header {
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px;
    background-color: transparent;
    position: sticky;
    width: 100%;
    background-color: white;
    z-index: 4;
}

.navbar {
    position: fixed;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-radius: 30px;
    width: 80%;
    background-color: white;
    margin: auto;
    z-index: 9999;
    height: 70px;
    top: 20px; 
}

.ul-links {
    display: flex;
    list-style: none;
    background-color: rgb(137, 137, 137);
    align-items: center;
    width: 400px;
    justify-content: space-around;
    height: 85%;
    gap: 20px;
    border-radius: 30px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.ul-links li a {
    text-decoration: none;
    color: white;
    font-size: 18px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.menu {
    height: 85%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu button {
    padding: 8px 16px;
    background-color: var(--var);
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    height: 85%;
    width: 85px;
    font-weight: 600;
}

.menu button:hover {
    background-color: #1a4dbb;
}

.ham-menu {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

.logo img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}



@media (max-width : 768px) {
    .ul-links { display: none; }
    .menu button { display: none; }
    .ham-menu { display: block; }
}


main {
    background-color: #f8fafc; 
}

.sidebar {
    position: fixed;
    top: 0;
    left: -300px;
    width: 250px;
    height: 100%;
    background-color: white; 
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    z-index: 9999;
    transition: ease-in-out 0.3s;
}
.sidebar a {
    color: rgb(0, 0, 0);
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
    transition: color 0.3s ease;
}
.sidebar ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.sidebar button {
    padding: 8px 16px;
    background-color: var(--var);
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100%;
    font-weight: 600;
}
.sidebar a:hover {
    color: #93c5fd;
}

.sidebar.active {
    left: 0;
}

.start {
    position: fixed;
    top: 0;
    right: -300px;
    width: 250px;
    height: 100%;
    background-color: white; 
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    z-index: 9999;
    transition: ease-in-out 0.3s;
}
.start a {
    color: rgb(0, 0, 0);
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
    transition: color 0.3s ease;
}
.start.get {
    right: 0;
}

#home {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, #2565eb 0%, #1e40af 100%); /* Gradasi tema utama */
    flex-direction: column;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.home-content {
    z-index: 2;
    animation: fadeIn 1s ease-in-out;
}

#home h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 15px;
    color: #ffffff;
    text-transform: capitalize;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

#home p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #e0e7ff;
    font-weight: 300;
    letter-spacing: 1px;
}

 #home-btn {
    padding: 15px 35px;
    background-color: #ffffff;
    color: #2565eb;
    font-size: 1.1rem;
    font-weight: 700;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

#home-btn button:hover {
    background-color: #f1f5f9; 
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(0,0,0,0.15);
}


#about {
    background-color: #ffffff;
    color: #333333;
    padding: 100px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

#about h2 {
    font-size: 2.5rem;
    color: #2565eb;
    margin-bottom: 10px;
    position: relative;
}


#animate {
    width: 100%; 
    max-width: 800px;
    height: 70px;
    background: linear-gradient(135deg, #2565eb, #4f8fff);
    overflow: hidden; 
    display: flex;
    align-items: center;
    border-radius: 15px;
    padding: 0 10px;
    box-shadow: 0 8px 20px rgba(37, 101, 235, 0.3);
    position: relative;
}

.ketua {
    display: flex;
    gap: 15px; 
    animation: slideLetters 10s linear infinite;
}

.member {
    font-size: 1.5rem;
    font-weight: bold;
    color: #2565eb; 
    background-color: #ffffff;
    width: 45px;
    height: 45px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s, background 0.3s, color 0.3s;
    text-transform: uppercase;
}

.ketua:hover {
    animation-play-state: paused;
}

.member:hover {
    transform: scale(1.15) rotate(5deg);
    background-color: #1e40af;
    color: #ffffff;
}


.about-card {
    background: #ffffff;
    border-top: 5px solid #2565eb;
    border-radius: 20px;
    padding: 40px;
    max-width: 600px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

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

.about-card h3 {
    font-size: 1.8rem;
    color: #1f2937;
    margin-bottom: 15px;
}

.about-card p {
    font-size: 1rem;
    color: #4b5563;
    line-height: 1.6;
}

footer {
    background-color: #003de5; 
    color: white;
    text-align: center;
    padding: 40px 20px;
    border-top: 5px solid #2565eb;
}

.footer-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.footer-content p {
    font-size: 0.9rem;
    color: #bfdbfe;
    margin-bottom: 20px;
}

.footer-bottom {
    font-size: 0.8rem;
    color: #93c5fd;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    margin-top: 20px;
}


@keyframes slideLetters {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

.start {
    font-size: smaller;
    
}