/* Reset dasar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    transition: background 0.5s, color 0.5s;
}

/* Warna Mode Gelap (Default) */
:root {
    --primary-bg: #1e1e2e;
    --primary-text: #ffffff;
    --secondary-bg: #2a2a3b;
    --accent: #ff9800;
    --section-bg: #25253a;
}

/* Warna Mode Terang */
.light-mode {
    --primary-bg: #ffffff;
    --primary-text: #333;
    --secondary-bg: #f4f4f4;
    --accent: #007bff;
    --section-bg: #e9ecef;
}

/* Body */
body {
    background: var(--primary-bg);
    color: var(--primary-text);
}

/* Header */
header {
    background: var(--secondary-bg);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
}

header h1 {
    font-size: 24px;
    font-weight: bold;
}

/* Tombol Dark Mode */
#darkModeToggle {
    padding: 8px 12px;
    background: var(--accent);
    border: none;
    font-size: 18px;
    cursor: pointer;
    border-radius: 50%;
    color: white;
}

/* Efek Bintang */
#magicCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: black;
}

/* Bagian Konten */
section {
    padding: 80px 20px;
    text-align: center;
    background: var(--section-bg);
    border-radius: 10px;
    margin: 20px auto;
    width: 90%;
    max-width: 800px;
}

/* Animasi Scroll */
.fade-in {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 1s ease, transform 1s ease;
}

.show {
    opacity: 1;
    transform: translateY(0);
}

/* Portofolio */
.projects {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.project {
    background: var(--secondary-bg);
    padding: 20px;
    width: 300px;
    border-radius: 10px;
    text-align: center;
}

.project:hover {
    background: var(--accent);
    color: white;
}

/* Tombol */
.btn {
    display: inline-block;
    margin-top: 10px;
    padding: 10px 15px;
    background: var(--accent);
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

.btn:hover {
    background: #e68900;
}

/* Formulir */
input, textarea {
    width: 80%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid var(--primary-text);
    background: var(--secondary-bg);
    color: var(--primary-text);
}

button[type="submit"] {
    padding: 10px 20px;
    background: var(--accent);
    border: none;
    color: white;
    cursor: pointer;
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    background: black;
    z-index: -1;
}

#hero {
    position: relative;
    height: 100vh; /* Hero memenuhi layar penuh */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    z-index: 1;
}

.scroll-indicator {
    margin-top: 20px;
    font-size: 24px;
    animation: bounce 1.5s infinite;
}

/* Animasi tanda panah ke bawah */
@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(10px);
    }
}

#header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    background: var(--secondary-bg);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    transform: translateY(-50px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

#header.show {
    opacity: 1;
    transform: translateY(0);
}