:root {
    --bg-dark: #0f0b29; /* Deep Cyberpunk Space Blue */
    --bg-darker: #050212;
    --primary: #ff00ff; /* Neon Pink */
    --primary-hover: #d200d2;
    --secondary: #2200ff; /* Neon Intense Blue */
    --accent: #bc13fe; /* Neon Purple */
    --text-main: #ffffff;
    --text-muted: #b0c4de;
    --glass-bg: rgba(15, 11, 41, 0.7);
    --glass-border: rgba(34, 0, 255, 0.4);
    --danger: #ff003c;
}

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

body {
    font-family: 'Inter', sans-serif;
    /* Soft Blue to Vibrant Pink transition, minimal dark accents */
    background: linear-gradient(180deg, #114cee 0%, #3a15da 35%, #a40bc9 70%, #ff00ff 100%);
    background-attachment: fixed;
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Glowing Bright Horizon */
body::before {
    content: '';
    position: fixed;
    bottom: 0px; left: 0; right: 0;
    height: 60vh;
    background: radial-gradient(ellipse at bottom, rgba(0, 255, 255, 0.4) 0%, rgba(255, 0, 255, 0.2) 60%, transparent 80%);
    z-index: -3;
    pointer-events: none;
}

/* Retro Vaporwave Grid (Cyan/Pink) */
body::after {
    content: '';
    position: fixed;
    bottom: -50px; left: -50%; right: -50%;
    height: 50vh;
    background-color: rgba(30, 0, 60, 0.2); /* Very thin dark purple grounding */
    background-image: 
        linear-gradient(rgba(0, 255, 255, 0.8) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 0, 255, 0.8) 1px, transparent 1px);
    background-size: 45px 45px;
    transform: perspective(600px) rotateX(75deg);
    transform-origin: bottom center;
    z-index: -2;
    mask-image: linear-gradient(to top, rgba(0,0,0,1) 15%, transparent 100%);
    -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,1) 15%, transparent 100%);
    pointer-events: none;
}

h1, h2, h3 { line-height: 1.2; font-weight: 800; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.text-gradient {
    background: linear-gradient(to right, #00ffff, #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 5px rgba(0, 255, 255, 0.8));
    letter-spacing: 1px;
}
.title-white {
    color: #ffffff;
    text-shadow: 3px 3px 0px rgba(0, 0, 0, 0.8), 0 0 15px rgba(34, 0, 255, 0.3);
}
.neon-text-cyan {
    color: #fff;
    text-shadow: 0 0 5px #fff, 0 0 10px #2200ff, 0 0 20px #2200ff, 0 0 40px #2200ff;
}
.neon-text-pink {
    color: #fff;
    text-shadow: 0 0 5px #fff, 0 0 10px #ff00ff, 0 0 20px #ff00ff, 0 0 40px #ff00ff;
}

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

/* Navbar */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background-color: #114cee; /* Warna biru sesuai dengan logo.jpg */
    border-radius: 0; border: none;
    box-shadow: none; /* Dihilangkan agar tidak ada garis pembatas */
}
.nav-container { max-width: 1200px; margin: 0 auto; padding: 1rem 2rem; display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 800; text-transform: uppercase; letter-spacing: 2px;}
.logo img { height: 44px; transition: transform 0.3s ease; }
.logo img:hover { transform: scale(1.05); }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a:not(.btn) { font-weight: 500; color: var(--text-muted); transition: color 0.3s; text-transform: uppercase; letter-spacing: 1px; }
.nav-links a:not(.btn):hover { color: var(--primary); text-shadow: 0 0 10px var(--primary); }

/* Buttons */
.btn {
    display: inline-block; padding: 0.75rem 1.5rem; border-radius: 0.5rem;
    font-weight: 800; text-transform: uppercase; letter-spacing: 1px;
    cursor: pointer; transition: all 0.3s ease; text-align: center; border: none;
}
.btn-primary {
    background: linear-gradient(45deg, var(--primary), var(--accent));
    color: white; border: 1px solid var(--primary);
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.5);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(255, 0, 255, 0.8), 0 0 10px rgba(34, 0, 255, 0.5);
}
.btn-secondary { background: rgba(34, 0, 255, 0.1); border: 2px solid var(--secondary); color: #ffffff; box-shadow: inset 0 0 10px rgba(34, 0, 255, 0.4), 0 0 10px rgba(34, 0, 255, 0.3); text-shadow: 0 0 8px rgba(0, 0, 0, 0.8); letter-spacing: 1.5px; }
.btn-secondary:hover { background: rgba(34, 0, 255, 0.3); box-shadow: inset 0 0 20px rgba(34, 0, 255, 0.6), 0 0 20px rgba(34, 0, 255, 0.6); color: white; }
.btn-outline { background: transparent; border: 1px solid var(--primary); color: white; }
.btn-outline:hover { background: var(--primary); box-shadow: 0 0 15px var(--primary); }
.btn-large { padding: 1rem 2rem; font-size: 1.1rem; }
.btn-block { display: block; width: 100%; }

/* Hero */
.hero { max-width: 1200px; margin: 0 auto; padding: 10rem 2rem 5rem; display: flex; align-items: center; gap: 4rem; min-height: 100vh; position: relative; z-index: 1;}
.hero-content { flex: 1; }
.badge { display: inline-block; padding: 0.25rem 1rem; background: transparent; color: #2200ff; border-radius: 2rem; font-size: 0.875rem; font-weight: 800; border: 2px solid #2200ff; text-transform: uppercase; margin-bottom: 1.5rem; box-shadow: 0 0 15px rgba(34, 0, 255, 0.6), inset 0 0 10px rgba(34, 0, 255, 0.4); text-shadow: 0 0 8px #2200ff; letter-spacing: 1px;}
.hero-title { font-size: 4.5rem; margin-bottom: 1.5rem; text-transform: uppercase; line-height: 1.1;}
.hero-subtitle { font-size: 1.25rem; color: #ffffff; margin-bottom: 2.5rem; max-width: 600px; text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.9), 0 0 10px rgba(34, 0, 255, 0.4); font-weight: 500; }
.hero-actions { display: flex; gap: 1rem; }
.hero-visual { flex: 1; position: relative; display: flex; justify-content: center; }
.glow-effect { position: absolute; width: 300px; height: 300px; background: var(--primary); border-radius: 50%; filter: blur(100px); opacity: 0.5; z-index: -1; animation: pulse 4s infinite alternate; }

@keyframes pulse { 0% { filter: blur(100px); transform: scale(1); opacity: 0.4; } 100% { filter: blur(120px); transform: scale(1.1); opacity: 0.6; } }
@keyframes float-controller {
    0% { transform: translateY(0px) rotate(-10deg); }
    50% { transform: translateY(-30px) rotate(-5deg); }
    100% { transform: translateY(0px) rotate(-10deg); }
}

/* Cards Section */
.features { padding: 5rem 2rem; max-width: 1200px; margin: 0 auto; position: relative; z-index: 1; }
.section-header { text-align: center; margin-bottom: 4rem; text-transform: uppercase; }
.section-header h2 { font-size: 2.5rem; margin-bottom: 1rem; text-shadow: 0 0 10px var(--primary); }
.section-header p { color: var(--text-muted); }

.cards-grid { 
    display: flex; 
    flex-wrap: wrap; 
    justify-content: center; 
    gap: 2.5rem; 
    align-items: stretch; 
}

/* Cyber Card */
.cyber-card {
    flex: 1 1 300px;
    max-width: 350px;
    width: 100%;
    background: linear-gradient(180deg, #160a3a 0%, #2e0b5c 50%, #6e108a 100%);
    border: 2px solid var(--secondary);
    border-radius: 1.5rem;
    overflow: hidden; padding: 0;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px rgba(34, 0, 255, 0.3);
    display: flex; flex-direction: column;
}
.cyber-card:hover { transform: translateY(-10px); box-shadow: 0 0 30px rgba(255, 0, 255, 0.5), 0 0 15px rgba(34, 0, 255, 0.8); border-color: var(--primary); }
.card-header {
    background-color: #ffffff;
    color: var(--bg-darker);
    text-align: center;
    padding: 1.5rem 1rem;
    border-bottom: 3px solid var(--primary);
    border-radius: 1.25rem 1.25rem 0 0;
}
.card-header h3 { font-size: 1.25rem; color: #1e3a8a; margin-bottom: 0.5rem; text-transform: uppercase; font-weight: 800;}
.card-header .pricing-container { margin: 0.5rem 0; display: flex; flex-direction: column; gap: 0.8rem; align-items: center; }
.card-header .price-main { font-size: 3.5rem; font-weight: 800; color: #2200ff; margin: 0; line-height: 1; text-shadow: 0 0 10px rgba(34, 0, 255, 0.15); }
.card-header .price-main span { font-size: 1.2rem; color: #0f172a; font-weight: 800; }
.card-header .price-sub { display: flex; gap: 0.5rem; justify-content: center; }
.card-header .badge-price { background: rgba(34, 0, 255, 0.05); border: 2px solid rgba(34, 0, 255, 0.2); padding: 0.3rem 0.8rem; border-radius: 2rem; color: #2200ff; font-weight: 800; font-size: 1.1rem; display: flex; align-items: baseline; gap: 2px; }
.card-header .badge-price span { font-size: 0.75rem; color: #475569; font-weight: 700; }

.card-body { padding: 2rem; flex: 1; display: flex; flex-direction: column; }
.features-list { margin-bottom: 2rem; flex: 1; text-align: center; }
.features-list li {
    padding: 0.4rem 0; color: #ffffff; font-weight: 600; font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center; gap: 0.5rem;
}
.features-list li::before { content: "•"; color: var(--secondary); font-size: 1.5rem; line-height: 1;}
.cyber-card .btn { margin: 0 2rem 2rem; }

.highlighted { transform: scale(1.05); border-color: var(--primary); box-shadow: 0 0 20px rgba(255, 0, 255, 0.4); z-index: 2;}
.highlighted:hover { transform: scale(1.05) translateY(-10px); }

/* Info Block */
.info-block {
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    background: rgba(255, 0, 255, 0.1); border: 2px dashed var(--primary);
    border-radius: 1.5rem; padding: 2rem; text-align: center;
    box-shadow: inset 0 0 20px rgba(255,0,255,0.2);
    min-height: 250px;
}
.info-block p { color: var(--text-main); font-size: 1.2rem; margin-bottom: 1rem; font-weight: 500;}
.info-block h3 { color: var(--secondary); font-size: 2.2rem; text-shadow: 0 0 10px rgba(34, 0, 255, 0.8); letter-spacing: 2px;}

/* Forms */
.booking-section { padding: 8rem 2rem 5rem; max-width: 800px; margin: 0 auto; min-height: calc(100vh - 300px); position: relative; z-index: 1;}
.booking-container { padding: 3rem; background: rgba(5, 2, 18, 0.85); border: 1px solid var(--primary); box-shadow: 0 0 30px rgba(255,0,255,0.2); border-radius: 1.5rem;}
.booking-container h2 { font-size: 2rem; margin-bottom: 0.5rem; color: var(--secondary); text-transform: uppercase; }
.booking-container p { color: var(--text-muted); margin-bottom: 2rem; }
.form-group { margin-bottom: 1.5rem; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1rem; }
label { display: block; margin-bottom: 0.5rem; font-weight: 600; color: var(--secondary); text-transform: uppercase; font-size: 0.9rem;}
input, select {
    width: 100%; padding: 0.75rem 1rem; background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 0, 255, 0.4); border-radius: 0.5rem; color: white; font-family: inherit; transition: all 0.3s;
}
option { background-color: #0f0b29; color: white; }
input:focus, select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 10px rgba(255,0,255,0.5); background: rgba(255, 0, 255, 0.05); }
input::-webkit-calendar-picker-indicator { filter: invert(1) sepia(1) saturate(5) hue-rotate(175deg); }

.alert { padding: 1rem; border-radius: 0.5rem; margin-bottom: 1.5rem; font-weight: 600;}
.alert-error { background: rgba(255, 0, 60, 0.2); border: 1px solid var(--danger); color: #ffb3b3; text-shadow: 0 0 5px red;}
.alert-success { background: rgba(34, 0, 255, 0.2); border: 1px solid var(--secondary); color: #b3c2ff; text-shadow: 0 0 5px #2200ff;}

/* Footer */
.footer { background: linear-gradient(180deg, #3a15da 0%, #1e0582 100%); border-top: 2px solid var(--primary); padding: 4rem 2rem 2rem; margin-top: 4rem; position: relative; z-index: 1; box-shadow: inset 0 10px 30px rgba(255,0,255,0.2); }
.footer-content { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand p { color: var(--text-muted); margin-top: 1rem; }
.footer-links h4, .footer-contact h4 { margin-bottom: 1.5rem; color: white; font-weight: bold; text-transform: uppercase;}
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: var(--text-muted); transition: color 0.3s; text-transform: uppercase; font-size: 0.9rem;}
.footer-links a:hover { color: var(--primary); text-shadow: 0 0 5px var(--primary); }
.footer-contact p { color: var(--text-muted); margin-bottom: 0.75rem; display: flex; align-items: center; gap: 0.5rem;}
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid rgba(255,0,255,0.2); color: var(--text-muted); font-size: 0.875rem; }

@media (max-width: 900px) {
    .hero { flex-direction: column; text-align: center; padding-top: 8rem; }
    .hero-title { font-size: 3rem; }
    .hero-actions { justify-content: center; flex-direction: column; }
    .footer-content { grid-template-columns: 1fr; }
    .highlighted { transform: scale(1); }
    .highlighted:hover { transform: translateY(-5px); }
    .booking-container { padding: 2rem; }
}

@media (max-width: 768px) {
    .nav-container { flex-direction: column; gap: 1rem; padding: 1rem; }
    .logo { font-size: 1.2rem; }
    .logo img { height: 32px; }
    .nav-links { gap: 1rem; flex-wrap: wrap; justify-content: center; }
    .nav-links a:not(.btn) { font-size: 0.9rem; }
    .nav-links a.btn { padding: 0.5rem 1rem; font-size: 0.8rem; }
    .hero { padding-top: 10rem; }
    .hero-title { font-size: 2.2rem; }
    .hero-subtitle { font-size: 1rem; }
    .btn-large { padding: 0.8rem 1.5rem; font-size: 1rem; }
    .card-header .price-main { font-size: 2.5rem; }
}