:root {
    --bg-main: #0f172a;
    --bg-card: #1e293b;
    --accent: #3b82f6;
    --text-main: #f8fafc;
    --text-dim: #94a3b8;
    --white: #ffffff;
    --border: rgba(255, 255, 255, 0.1);
}

/* Base Styles */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 30px; }
.text-center { text-align: center; }

/* Header & Nav */
header { padding: 15px 0; background: rgba(15, 23, 42, 0.8); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 100; border-bottom: 1px solid var(--border); }
nav { display: flex; justify-content: space-between; align-items: center; }
.logo { height: 40px; width: auto; }

/* Desktop Nav Links */
.nav-links { display: flex; align-items: center; }
.nav-links a { text-decoration: none; color: var(--text-dim); margin-left: 25px; font-weight: 500; transition: 0.3s; white-space: nowrap; }
.nav-links a:hover { color: var(--accent); }
.btn-nav { background: var(--accent); color: white !important; padding: 8px 20px; border-radius: 6px; text-decoration: none; }

/* Hero Section Styles */
.hero { padding: 60px 0; }
.product-title-text { font-size: 2.2rem; font-weight: 700; color: var(--white); margin-bottom: 5px; }
.accent-blue { color: var(--accent); }
.badge { background: rgba(59, 130, 246, 0.1); color: var(--accent); padding: 5px 12px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; display: inline-block; margin-bottom: 15px; }
h1 { font-size: 3.5rem; line-height: 1.2; margin-bottom: 15px; font-weight: 700; color: var(--white); }
p { color: var(--text-dim); font-size: 1.1rem; }

/* Hero Actions & Learn More Link */
.hero-actions { margin-top: 25px; display: flex; align-items: center; }
.btn-primary { background: var(--accent); color: white; padding: 14px 28px; border-radius: 8px; text-decoration: none; font-weight: 600; transition: 0.3s; display: inline-block; }
.learn-more-link { color: var(--white); text-decoration: none; font-weight: 700; margin-left: 35px; }
.learn-more-link:hover { color: var(--accent); }

/* Features Section & Cards with Hover */
.features { padding: 60px 0; background: #0b1120; }
.card { 
    background: var(--bg-card); 
    padding: 25px; 
    border-radius: 12px; 
    border: 1px solid var(--border); 
    transition: 0.3s ease; 
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.15);
    background: rgba(30, 41, 59, 0.8);
}

.card-img { width: 100%; height: 200px; object-fit: cover; border-radius: 6px; margin-bottom: 20px; }

/* Pricing Section */
.pricing { padding: 60px 0; }
.pricing-box { background: var(--bg-card); padding: 50px; border-radius: 20px; border: 1px solid var(--border); text-align: center; }
.btn-group { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }
.btn { text-decoration: none; padding: 16px 32px; border-radius: 12px; font-weight: 700; font-size: 1.1rem; transition: 0.3s; border: none; cursor: pointer; }
.btn.download, .btn.usb { background: var(--accent); color: white; }

/* Yellow e-Transfer Button Style */
.etransfer-yellow { background-color: #ffcc00 !important; color: #000 !important; }
.etransfer-yellow:hover { background-color: #e6b800 !important; transform: translateY(-2px); box-shadow: 0 10px 20px rgba(255, 204, 0, 0.2); }

/* Info Block */
.info-block { padding: 40px 0; background: #0b1120; }
.text-block-glass { max-width: 100%; padding: 40px; background: rgba(255, 255, 255, 0.02); border: 1px solid var(--border); border-radius: 20px; text-align: center; }

/* About Page Specific Layout */
.about-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 50px; align-items: start; margin-top: 40px; }
.about-card-box { background: var(--bg-card); padding: 30px; border-radius: 20px; border: 1px solid var(--border); }
.about-list { list-style: none; margin-top: 20px; text-align: left; }
.about-list li { margin-bottom: 15px; color: var(--text-dim); position: relative; padding-left: 25px; }
.about-list li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: bold; }

/* Footer & Utilities */
footer { padding: 40px 0; border-top: 1px solid var(--border); text-align: center; color: var(--text-dim); }
.img-responsive { width: 100%; height: auto; border-radius: 12px; }

/* Construction Banner (From HTML) */
.construction-banner { background: #ffcc00; color: #333; text-align: center; padding: 10px 0; font-weight: 600; font-size: 0.8em; text-transform: uppercase; letter-spacing: 1px; }

/* Mobile Optimizations */
@media (max-width: 900px) {
    .grid, .grid-3, .about-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-actions { flex-direction: column; gap: 20px; }
    .learn-more-link { margin-left: 0; }
    h1 { font-size: 2.5rem; }
    
    /* Shrink Nav for Mobile to stop splitting */
    .nav-links a { margin-left: 10px; font-size: 0.85rem; }
    .btn-nav { padding: 6px 12px; }
    .logo { height: 30px; }
}