/* ─── Base & Utilities ─── */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(251, 191, 36, 0.3);
    color: #fff;
}

/* ─── Navigation ─── */
#nav {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

#nav.scrolled {
    background: rgba(21, 5, 13, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(251, 191, 36, 0.08), 0 4px 32px rgba(0, 0, 0, 0.4);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: linear-gradient(90deg, #fbbf24, #fcd34d);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    color: #fbbf24 !important;
}

/* ─── Mobile Menu ─── */
#mobileMenu.open {
    transform: translateX(0);
}

#mobileMenu.closed {
    transform: translateX(100%);
}

/* ─── Reveal Animations ─── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    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);
}

/* ─── Service Cards ─── */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0), transparent);
    transition: background 0.4s ease;
}

.service-card:hover::before {
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.6), transparent);
}

/* ─── Gold Shimmer Accent ─── */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.text-shimmer {
    background: linear-gradient(90deg, #fcd34d, #fbbf24, #f59e0b, #fbbf24, #fcd34d);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 4s linear infinite;
}

/* ─── Floating Animation ─── */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

/* ─── Pulse Ring ─── */
@keyframes pulse-ring {
    0% { transform: scale(0.95); opacity: 0.7; }
    50% { transform: scale(1); opacity: 0.3; }
    100% { transform: scale(0.95); opacity: 0.7; }
}

/* ─── Form Select Arrow ─── */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23fbbf24' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

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

::-webkit-scrollbar-track {
    background: #15050d;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #a11d5c, #841d4b);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #c22d78, #a11d5c);
}

/* ─── Reduced Motion ─── */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .text-shimmer { animation: none; }
    .service-card::before { transition: none; }
}

/* ─── Responsive ─── */
@media (max-width: 640px) {
    .service-card {
        padding: 1.5rem;
    }
}