/* ===== BASE & RESET ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { overflow-x: hidden; }
img { max-width: 100%; height: auto; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #FDF9F3; }
::-webkit-scrollbar-thumb { background: #DDB05A; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #C05A3A; }

/* ===== NAV ===== */
.nav-link { position: relative; }
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #C05A3A;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}
.nav-link:hover::after { width: 60%; }

#site-header.scrolled {
    background: rgba(253, 249, 243, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(44, 23, 12, 0.08);
}

/* ===== MOBILE MENU ===== */
#mobile-menu {
    animation: slideDown 0.3s ease forwards;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}
.mobile-link {
    transition: all 0.2s ease;
}
.mobile-link:hover {
    padding-left: 12px;
}

/* ===== SERVICE CARDS ===== */
.service-card {
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #C05A3A, #E06B44, #DDB05A);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.service-card:hover::before {
    opacity: 1;
}

/* ===== SCROLL REVEAL (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .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; }
}

/* ===== SCROLL TO TOP ===== */
#scroll-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* ===== FORM ===== */
input:focus, textarea:focus {
    outline: none;
}
input::placeholder, textarea::placeholder {
    color: #C4A882;
}

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

/* ===== PRINT ===== */
@media print {
    header, #scroll-top, .reveal { display: none; }
    body { background: white; }
}