/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; }
ul { list-style: none; padding: 0; margin: 0; }

/* ===== SCROLL REVEAL (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}
/* Fallback: always visible if JS is disabled or prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; }
}

/* ===== NAVBAR ===== */
#navbar {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(27, 42, 74, 0.06);
}
#navbar.scrolled {
    box-shadow: 0 1px 20px rgba(27, 42, 74, 0.08);
}

/* ===== HERO SCROLL INDICATOR ===== */
@keyframes scrollDot {
    0%   { top: 0; opacity: 0; }
    10%  { opacity: 1; }
    90%  { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}
.animate-scroll-dot {
    animation: scrollDot 1.8s ease-in-out infinite;
}

/* ===== MOBILE MENU ===== */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

/* ===== SERVICE CARDS ===== */
.service-card { perspective: 800px; }
.service-card > div {
    transform: translateY(0);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), background 0.3s ease, box-shadow 0.3s ease;
}
.service-card:hover > div {
    transform: translateY(-4px);
}

/* ===== PROJECT CARDS ===== */
.project-card { overflow: hidden; }

/* ===== FOCUS STYLES ===== */
*:focus-visible {
    outline: 2px solid #D4A84B;
    outline-offset: 2px;
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #EFF4FB; }
::-webkit-scrollbar-thumb { background: #BCCCDC; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #8199B5; }