:root {
    --bg-deep: #050811;
    --panel-dark: #0a101d;
    --neon-cyan: #00f3ff;
    --neon-pink: #ff007f;
    --neon-green: #39ff14;
    --text-muted: #6b7c96;
    --border-glow: rgba(0, 243, 255, 0.12);
}

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

body {
    background-color: var(--bg-deep);
    color: #ffffff;
    font-family: 'Segoe UI', sans-serif;
    padding-bottom: 90px;
}

.text-cyan { color: var(--neon-cyan); }
.text-neon-pink { color: var(--neon-pink); }
.text-green { color: var(--neon-green); }

/* Premium Blur Header Navbar */
.premium-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 15px 5%; background: rgba(10, 16, 29, 0.75);
    backdrop-filter: blur(20px); border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    position: sticky; top: 0; z-index: 100;
}
.brand { font-size: 20px; font-weight: 900; letter-spacing: 2px; }

.wallet-pill {
    background: #04070f; border: 1px solid var(--border-glow);
    padding: 5px 12px; border-radius: 30px; display: flex; align-items: center; gap: 8px; font-size: 14px;
}
.topup-action-btn {
    background: linear-gradient(90deg, var(--neon-pink), #7f00ff);
    color: #fff; border: none; padding: 4px 10px; border-radius: 20px;
    font-size: 11px; cursor: pointer; font-weight: bold; box-shadow: 0 0 10px rgba(255, 0, 127, 0.3);
}

/* Layout Containers & Dashboard Elements */
.container { width: 92%; max-width: 600px; margin: 20px auto; }

.promo-slider {
    border-radius: 14px; overflow: hidden; position: relative;
    border: 1px solid rgba(255, 255, 255, 0.03); margin-bottom: 20px;
}
.promo-slider img { width: 100%; height: auto; display: block; }
.slider-overlay {
    position: absolute; bottom: 0; width: 100%; background: rgba(5, 8, 17, 0.85);
    padding: 8px; text-align: center; font-size: 12px;
}

.metrics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 25px; }
.metric-glass-card {
    background: rgba(10, 16, 29, 0.45); backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.02); padding: 12px 8px;
    border-radius: 12px; text-align: center;
}
.metric-glass-card .label { font-size: 9px; color: var(--text-muted); display: block; margin-bottom: 4px; }

/* Product UI Card Setup */
.section-title { font-size: 16px; margin-bottom: 12px; font-weight: 600; }
.product-neon-card {
    background: var(--panel-dark); border-radius: 16px; overflow: hidden;
    border: 1px solid rgba(0, 243, 255, 0.08); box-shadow: 0 10px 25px rgba(0,0,0,0.4);
}
.product-banner img { width: 100%; object-fit: cover; border-bottom: 1px solid rgba(255, 255, 255, 0.04); }
.product-details { padding: 15px; }

.badge-row { display: flex; gap: 8px; margin-bottom: 8px; }
.badge-status { background: rgba(57, 255, 20, 0.08); color: var(--neon-green); font-size: 10px; padding: 2px 6px; border-radius: 4px; font-weight: bold; }
.badge-device { background: rgba(0, 243, 255, 0.08); color: var(--neon-cyan); font-size: 10px; padding: 2px 6px; border-radius: 4px; font-weight: bold; }

.product-details h3 { font-size: 16px; margin-bottom: 10px; }
.feature-list { list-style: none; margin-bottom: 15px; }
.feature-list li { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }

/* Pricing Elements */
.pricing-matrix {
    display: flex; justify-content: space-between; align-items: center;
    background: #04070f; padding: 8px; border-radius: 10px; border: 1px solid rgba(255, 255, 255, 0.02);
}
.pricing-matrix select { background: transparent; color: #fff; border: none; font-weight: bold; outline: none; font-size: 13px; }
.qty-stepper { display: flex; align-items: center; gap: 10px; background: rgba(255,255,255,0.04); padding: 3px 8px; border-radius: 6px; }
.qty-stepper button { background: transparent; border: none; color: #fff; font-size: 14px; cursor: pointer; width: 15px; }

.buy-now-btn {
    width: 100%; padding: 12px; margin-top: 12px; border-radius: 10px; border: none;
    background: linear-gradient(90deg, var(--neon-cyan), #0077ff); color: #000;
    font-weight: 800; font-size: 13px; cursor: pointer; transition: 0.3s;
}
.buy-now-btn:hover { box-shadow: 0 0 15px rgba(0, 243, 255, 0.4); transform: translateY(-1px); }

/* Fixed Docked Bottom Navigation */
.docked-navbar {
    position: fixed; bottom: 0; width: 100%; background: rgba(10, 16, 29, 0.9);
    backdrop-filter: blur(15px); border-top: 1px solid rgba(255, 255, 255, 0.04);
    display: flex; justify-content: space-around; padding: 10px 0; z-index: 100;
}
.nav-item { display: flex; flex-direction: column; align-items: center; color: var(--text-muted); text-decoration: none; font-size: 10px; gap: 3px; }
.nav-item i { font-size: 16px; }
.nav-item.active { color: var(--neon-cyan); }

/* Modals Setup Rules */
.modal-overlay { position: fixed; top:0; left:0; width:100%; height:100%; background:rgba(0,0,0,0.8); display:none; justify-content:center; align-items:center; z-index:200; }
.modal-box { background:#0a101d; border: 1px solid var(--border-glow); padding:20px; border-radius:15px; width:88%; max-width:350px; }
.modal-header { display:flex; justify-content:space-between; margin-bottom:15px; }
.close-icon { cursor:pointer; font-size:18px; }
.modal-body input { width:100%; padding:10px; background:#04070f; border:1px solid rgba(255,255,255,0.03); border-radius:8px; color:#fff; margin-bottom:12px; outline:none; }
.btn-gradient { width:100%; padding:10px; background: linear-gradient(90deg, var(--neon-green), var(--neon-cyan)); border:none; border-radius:8px; font-weight:bold; cursor:pointer; color:#000; }
.qr-alert { font-size:10px; color:var(--text-muted); margin-top:10px; }