/* Variabel Warna Tema WSNCode (Berdasarkan Logo) */
:root {
    --bg-main: #060913;      /* Latar belakang sangat gelap */
    --bg-sec: #0A0F1E;       /* Latar belakang section/kartu */
    --text-main: #E2E8F0;    /* Teks utama (putih keabu-abuan) */
    --text-muted: #94A3B8;   /* Teks redup */
    --accent-blue: #0088FF;  /* Biru logo */
    --accent-cyan: #00D4FF;  /* Cyan logo */
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.7;
}

h1, h2, h3 {
    font-family: 'Rajdhani', sans-serif;
    letter-spacing: 1px;
}

/* Typography Utility */
.text-center { text-align: center; }
.text-justify { text-align: justify; } 
.text-muted { color: var(--text-muted); font-size: 0.9rem; }
.mb-2 { margin-bottom: 1.5rem; }
.mt-2 { margin-top: 1.5rem; }
.cyan-text { color: var(--accent-cyan); }


/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    background-color: rgba(6, 9, 19, 0.9);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}

.logo-nav {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-main);
}
.logo-nav span { color: var(--accent-cyan); }

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

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent-cyan);
    text-shadow: 0 0 8px rgba(0, 212, 255, 0.6);
}

/* Layout Utilities */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
section { padding: 100px 0; }
.bg-darker { background-color: #03050A; }

/* Section Titles */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--text-main);
    text-transform: uppercase;
}
.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
    margin: 10px auto 0;
    border-radius: 2px;
}

/* Header / Hero */
header {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: radial-gradient(circle at center, #111A33 0%, var(--bg-main) 70%);
}

.hero-logo {
    width: 250px;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.4));
    animation: float 3s ease-in-out infinite;
}

header h1 {
    font-size: 4rem;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}
header h2 {
    font-size: 1.5rem;
    color: var(--text-main);
    font-weight: 400;
    margin-bottom: 20px;
}
.subtitle {
    max-width: 600px;
    color: var(--text-muted);
}

/* Cards */
.card {
    background-color: var(--bg-sec);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}
.card:hover {
    transform: translateY(-5px);
}
.border-glow:hover {
    border-color: rgba(0, 212, 255, 0.5);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
}
.card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
}

/* Philosophy */
.philosophy-item {
    text-align: center;
    padding: 20px;
}
.philosophy-item .icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* Tags (Archive) */
.tags-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin: 30px 0;
}
.tag {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: var(--accent-cyan);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
}

/* Footer */
footer {
    text-align: center;
    padding: 50px 20px;
    background-color: #020306;
    border-top: 1px solid rgba(255,255,255,0.05);
}
footer h2 {
    color: var(--accent-cyan);
    font-size: 2rem;
}
.copyright {
    margin-top: 30px;
    font-size: 0.8rem;
    color: #555;
}

/* Animations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

/* Animasi Fade In Scroll (Triggered by JS) */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; } /* Bisa diubah jadi menu hamburger nanti */
    header h1 { font-size: 2.8rem; }
    .section-title { font-size: 2rem; }
}