:root {
    --bg-dark: #01011f;
    --text-ghost: #f8f8ff;
    --neon-cyan: #1ab5bd;
    --neon-magenta: #048691;
    --neon-purple: #3f83a1;
    --card-bg: rgba(20, 20, 35, 0.65);
    --blur: 14px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg-dark); color: var(--text-ghost); font-family: 'Segoe UI', system-ui, sans-serif; line-height: 1.6; min-height: 100vh; }

/* Hero & Header */
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 320px; z-index: -1; }
.hero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(10,10,15,0.2), var(--bg-dark)); }
.site-header { position: relative; text-align: center; padding: 1rem 1rem 1rem; }
.neon-text { color: var(--neon-cyan); text-shadow: 0 0 8px var(--neon-cyan), 0 0 20px var(--neon-purple); font-size: 2.8rem; letter-spacing: 1px; }
.lang-switch a { color: var(--text-ghost); text-decoration: none; margin: 0 6px; font-weight: 500; transition: 0.3s; }
.lang-switch a.active, .lang-switch a:hover { color: var(--neon-magenta); text-shadow: 0 0 5px var(--neon-magenta); }

/* ========== NAVIGATION - Futuristic Neon Grid ========== */
.main-nav {
    position: relative;
    z-index: 50;
    padding: 0.5rem 0;
    background: transparent;
    border-bottom: 1px solid rgba(0, 243, 255, 0.15);
}

.nav-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
}

.nav-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 0.3rem;
    background: var(--card-bg);
    backdrop-filter: blur(var(--blur));
    border: 1px solid rgba(0, 243, 255, 0.2);
    border-radius: 14px;
    color: var(--text-ghost);
    text-decoration: none;
    transition: all 0.25s ease;
    overflow: hidden;
    cursor: pointer;
}

.nav-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(0, 243, 255, 0.05) 0%, 
        rgba(176, 38, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.25s ease;
    border-radius: 14px;
}

.nav-card:hover,
.nav-card.active {
    border-color: var(--neon-cyan);
    transform: translateY(-3px);
    box-shadow: 
        0 4px 20px rgba(0, 243, 255, 0.25),
        0 0 0 1px rgba(0, 243, 255, 0.3) inset;
}

.nav-card:hover::before,
.nav-card.active::before {
    opacity: 1;
}

.nav-icon-wrapper {
    position: relative;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.4rem;
    transition: transform 0.25s ease;
}

.nav-card:hover .nav-icon-wrapper {
    transform: scale(1.1);
}

.nav-icon {
    width: 24px;
    height: 24px;
    stroke: var(--neon-cyan);
    transition: stroke 0.25s ease;
}

.nav-card:hover .nav-icon,
.nav-card.active .nav-icon {
    stroke: var(--neon-magenta);
    filter: drop-shadow(0 0 6px var(--neon-magenta));
}

.nav-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-ghost);
    text-align: center;
    white-space: nowrap;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-glow {
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
    border-radius: 2px;
    transition: transform 0.3s ease;
}

.nav-card:hover .nav-glow,
.nav-card.active .nav-glow {
    transform: translateX(-50%) scaleX(1);
}

/* Content & Cards */
.content-wrapper { max-width: 1000px; margin: 0.2rem auto; padding: 0 0rem; }
.card { background: var(--card-bg); backdrop-filter: blur(var(--blur)); border: 1px solid rgba(255,255,255,0.12); border-radius: 14px; padding: 1.8rem; margin: 0.5rem; box-shadow: 0 8px 25px rgba(0,0,0,0.6); transition: transform 0.3s; }
.card h2 { color: var(--neon-magenta); margin-bottom: 1rem; border-bottom: 1px solid rgba(255,0,255,0.2); padding-bottom: 0.5rem; display: flex; align-items: center; gap: 8px; }
.form-input { width: 100%; padding: 0.7rem; margin-bottom: 0.8rem; background: rgba(0,0,0,0.35); border: 1px solid #444; color: #fff; border-radius: 8px; outline: none; transition: 0.3s; }
.form-input:focus { border-color: var(--neon-cyan); box-shadow: 0 0 8px rgba(0,243,255,0.3); }
.btn { background: transparent; text-decoration: none important!; border: 1px solid var(--neon-cyan); color: var(--neon-cyan); padding: 0.7rem 1.4rem; border-radius: 8px; cursor: pointer; font-weight: 600; transition: 0.3s; width: 100%; }
.btn:hover { background: var(--neon-cyan); color: #000; box-shadow: 0 0 12px var(--neon-cyan); }

/* Stat Box untuk Dashboard */
.stat-box {
    background: rgba(0, 243, 255, 0.08);
    border: 1px solid rgba(0, 243, 255, 0.3);
    border-radius: 10px;
    padding: 0.9rem 0.6rem;
    text-align: center;
    transition: transform 0.2s ease;
}
.stat-box:hover {
    transform: translateY(-2px);
    border-color: var(--neon-cyan);
    box-shadow: 0 4px 12px rgba(0, 243, 255, 0.15);
}
.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-cyan);
    text-shadow: 0 0 8px rgba(0, 243, 255, 0.4);
}
.stat-label {
    display: block;
    font-size: 0.75rem;
    color: #aaa;
    margin-top: 0.2rem;
}

/* Button Variants */
.btn-primary {
    background: var(--neon-cyan);
    color: #000;
    text-decoration: none;
    border-color: var(--neon-cyan);
}
.btn-primary:hover {
    background: transparent;
    color: var(--neon-cyan);
    box-shadow: 0 0 12px var(--neon-cyan);
}
.btn-secondary {
    background: var(--neon-magenta);
    color: #fff;
    text-decoration: none important!;
    border-color: var(--neon-magenta);
}
.btn-outline {
    background: transparent;
    border-color: rgba(255,255,255,0.3);
    color: var(--text-ghost);
}
.btn-outline:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
}
/* Footer */
footer { text-align: center; padding: 0.2rem 0.1rem; color: #777; font-size: 0.9rem; border-top: 0px solid rgba(255,255,255,0.05); margin-top: 0.2rem; }

/* Responsive */
@media (max-width: 768px) {
    .nav-text { display: none; }
    .nav-grid { gap: 0.3rem; padding: 0 0.5rem; }
    .nav-btn { padding: 0.7rem; border-radius: 10px; }
    .nav-icon { width: 28px; height: 28px; margin: 0; }
    .neon-text { font-size: 2rem; }
    .content-wrapper { margin: 1.5rem auto; }
}
@media (max-width: 480px) {
    .nav-grid { grid-template-columns: repeat(6, 1fr); gap: 0.1rem; }
    .card { padding: 1.2rem; margin-top: 5px; }
}


/* ========== RESPONSIVE: Mobile (Icon Only) ========== */
@media (max-width: 768px) {
    .nav-grid {
        gap: 0.3rem;
        padding: 0 0.3rem;
    }
    
    .nav-card {
        padding: 0.7rem 0.2rem;
        border-radius: 12px;
    }
    
    .nav-icon-wrapper {
        width: 28px;
        height: 28px;
        margin-bottom: 0;
    }
    
    .nav-icon {
        width: 22px;
        height: 22px;
    }
    
    .nav-label {
        display: none; /* Hide text on mobile */
    }
    
    .nav-glow {
        width: 40%;
        height: 2px;
    }
}

@media (max-width: 480px) {
    .nav-grid {
        gap: 0.15rem;
    }
    
    .nav-card {
        padding: 0.6rem 0.1rem;
        border-radius: 10px;
    }
    
    .nav-icon-wrapper {
        width: 26px;
        height: 26px;
    }
    
    .nav-icon {
        width: 20px;
        height: 20px;
    }
}

.no-print { display: none; }  /* Sembunyikan di layar juga */

@media print {
    .site-header, .no-print { display: none !important; }  /* Pastikan hidden saat cetak */
}

/* ========== Active Page Indicator ========== */
.nav-card[data-page="<?= sanitize($_GET['page'] ?? 'beranda') ?>"] {
    border-color: var(--neon-magenta);
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.3);
}

.nav-card[data-page="<?= sanitize($_GET['page'] ?? 'beranda') ?>"] .nav-icon {
    stroke: var(--neon-magenta);
    filter: drop-shadow(0 0 8px var(--neon-magenta));
}