/* ── Base & Animations ── */
@keyframes fade-up {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-up {
    animation: fade-up 0.8s ease-out forwards;
}

@keyframes scroll-line {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); }
}

.animate-scroll-line {
    animation: scroll-line 2s ease-in-out infinite;
}

/* ── Scroll Reveal ── */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ── Navbar Scroll State ── */
.navbar-scrolled {
    background: rgba(7, 14, 26, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ── Service Cards ── */
.service-card {
    transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.5s ease;
}

.service-card:hover {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(201, 168, 76, 0.05);
}

/* ── Gallery ── */
.group:hover .group-hover\:scale-110 {
    transform: scale(1.1);
}

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

::-webkit-scrollbar-track {
    background: #070e1a;
}

::-webkit-scrollbar-thumb {
    background: #1a3d5c;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #c9a84c;
}

/* ── Selection ── */
::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #f1f5f9;
}

/* ── Mobile Menu Animations ── */
.mobile-menu-open #mobileMenu {
    opacity: 1 !important;
    pointer-events: auto !important;
}

.mobile-menu-open .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-open .menu-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-open .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.25rem;
    margin-right: 0;
}

/* ── Smooth Scroll ── */
html {
    scroll-behavior: smooth;
}

/* ── Focus Styles ── */
:focus-visible {
    outline: 2px solid #c9a84c;
    outline-offset: 2px;
}

/* ── Responsive Adjustments ── */
@media (max-width: 640px) {
    .font-serif {
        line-height: 1.1;
    }
}