*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

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

@keyframes loading {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

#page-loader {
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#page-loader.fade-out {
    opacity: 0;
    visibility: hidden;
}

/* ─── Header ─────────────────────────────── */
#site-header {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#site-header.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

#logo-text {
    transition: color 0.4s ease;
}

#site-header.scrolled #logo-text {
    color: #1a2744;
}

/* ─── Mobile Menu ────────────────────────── */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.3s ease;
    opacity: 0;
}

#mobile-menu.open {
    max-height: 500px;
    opacity: 1;
}

/* ─── Card Hover ─────────────────────────── */
.card-hover {
    transform: translateY(0);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card-hover:hover {
    transform: translateY(-6px);
}

/* ─── Testimonial Card ───────────────────── */
.testimonial-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
}

/* ─── Scroll Reveal ──────────────────────── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
    .card-hover:hover {
        transform: none;
    }
    .testimonial-card:hover {
        transform: none;
    }
}

/* ─── Focus Styles ───────────────────────── */
:focus-visible {
    outline: 3px solid #D4A017;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ─── Scrollbar ──────────────────────────── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f5f5f4;
}
::-webkit-scrollbar-thumb {
    background: #d4a017;
    border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #b8860b;
}