/* Base & Utilities */
* { box-sizing: border-box; }

body {
    background-color: #070c17;
    color: #e2e8f0;
    font-family: 'Inter', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* Scroll reveal base — content always visible by default */
.reveal {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(7, 12, 23, 0.92) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(15, 189, 140, 0.08);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.4);
}

/* Program card hover glow */
.program-card:hover {
    box-shadow: 0 0 60px rgba(15, 189, 140, 0.06), 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Testimonial card hover */
.testimonial-card:hover {
    box-shadow: 0 0 50px rgba(15, 189, 140, 0.05);
}

/* Smooth focus outlines */
input:focus, select:focus, textarea:focus {
    outline: none;
}

/* Selection color */
::selection {
    background: rgba(15, 189, 140, 0.3);
    color: #f0fdf9;
}
</style>