/* ── Base & Utilities ── */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Card Hover Effects ── */
.card-hover {
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px -20px rgba(10, 35, 66, 0.15);
}

/* ── FAQ Animations ── */
.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
}

.faq-item.active .faq-content {
    max-height: 300px;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 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 {
    box-shadow: 0 4px 30px -10px rgba(10, 35, 66, 0.1);
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #F0FFF4;
}

::-webkit-scrollbar-thumb {
    background: #A3B8CC;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #7594B0;
}

/* ── Focus Styles ── */
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
    outline: 2px solid #4FD1C5;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ── Selection ── */
::selection {
    background-color: #C6F6D5;
    color: #0A2342;
}