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

body {
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    background-image: url('./bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #a8d5e5; /* fallback */
}

.hero-section {
    width: 100%;
    max-width: 1400px;
    padding: 80px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 60px;
}

/* Typography & Header */
.hero-header {
    text-align: center;
    max-width: 800px;
    z-index: 2;
}

.hero-header h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: #0b1d3d;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
    text-shadow: 0 4px 20px rgba(255, 255, 255, 0.4);
}

.hero-header p {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: #112a5a;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.3);
}

/* Grid Layout */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    width: 100%;
    z-index: 2;
}

/* Glassmorphism Card Style */
.glass-card {
    /* Deep frosted, semi-transparent smoked glass */
    background: rgba(15, 23, 42, 0.35);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    
    /* Thin, sharp, slightly glowing translucent cyan-green border */
    border: 1px solid rgba(56, 239, 125, 0.4);
    
    /* Deep complex shadow for lift */
    box-shadow: 
        0 30px 60px rgba(0, 0, 0, 0.25),
        inset 0 1px 1px rgba(255, 255, 255, 0.1),
        0 0 20px rgba(56, 239, 125, 0.15);
        
    /* Highly rounded elegant corners */
    border-radius: 32px;
    padding: 48px 40px;
    
    /* Content Layout */
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
                box-shadow 0.4s ease, border-color 0.4s ease;
}

.glass-card:hover {
    transform: translateY(-12px);
    box-shadow: 
        0 40px 80px rgba(0, 0, 0, 0.3),
        inset 0 1px 1px rgba(255, 255, 255, 0.2),
        0 0 30px rgba(56, 239, 125, 0.3);
    border-color: rgba(56, 239, 125, 0.6);
}

/* Icon Styling */
.icon-container {
    width: 64px;
    height: 64px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1), 0 0 15px rgba(255, 255, 255, 0.1);
}

.icon {
    width: 32px;
    height: 32px;
    color: #ffffff;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

/* Card Content Typography */
.glass-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff; /* crisp white */
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.glass-card p {
    font-size: 1.05rem;
    font-weight: 300;
    color: #e2e8f0; /* ultra-light silver/gray */
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 1100px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-header h1 {
        font-size: 2.5rem;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
}