/* ── Base & Resets ── */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

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

/* ── Scroll Reveal (Progressive Enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

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

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

/* ── Navbar ── */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(8, 14, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.3);
}

#navbar.scrolled .menu-line {
    background: #f1f5f9;
}

/* ── Mobile Menu ── */
#mobile-menu {
    animation: menuSlide 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes menuSlide {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.mobile-link {
    display: block;
    padding: 0.5rem 0;
}

/* ── Gold Shimmer on Buttons ── */
button:hover,
a:hover {
    transition: all 0.3s ease;
}

/* ── Input Focus ── */
input:focus,
textarea:focus {
    background: rgba(30, 41, 59, 0.8);
}

/* ── Image Hover Overlay ── */
.group:hover .absolute.inset-0 {
    opacity: 1;
}

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

::-webkit-scrollbar-track {
    background: #080e1a;
}

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* ── Form Success State ── */
#form-success {
    animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { 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;
    }
}